1 2010-02-11 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8 parameter is_32bit in calls to should_apply_static_reloc.
9 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
10 (check_DATA): Add arm_abs_global.stdout.
11 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
12 arm_abs_global.stdout): New rules.
13 (MOSTLLYCLEANFILES): Add arm_abs_global
14 * Makefile.in: Regenerate.
15 * testsuite/arm_abs_global.s: New file.
16 * testsuite/arm_abs_global.sh: Ditto.
17 * testsuite/arm_abs_lib.s: Ditto.
19 2010-02-11 Ian Lance Taylor <iant@google.com>
21 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
23 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
24 Allocate_commons_task first.
25 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
26 task, rather than symtab_lock_.
27 (Gc_process_relocs::~Gc_process_relocs): New function.
28 (Gc_process_relocs::is_runnable): Check this_blocker_.
29 (Gc_process_relocs::locks): Use next_blocker_ rather than
31 (Scan_relocs::~Scan_relocs): New function.
32 (Scan_relocs::is_runnable): Check this_blocker_ rather than
34 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
36 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
37 fields. Add this_blocker_ and next_blocker_ fields. Adjust
38 constructor accordingly.
39 (class Gc_process_relocs): Likewise.
40 (class Scan_relocs): Likewise.
41 * common.h (class Allocate_commons_task): Remove symtab_lock_
42 field, and corresponding constructor parameter.
43 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
45 (Allocate_commons_task::locks): Likewise.
47 2010-02-11 Ian Lance Taylor <iant@google.com>
49 * gold-threads.h (class Once): Define.
50 (class Initialize_lock): Rewrite as child of Once.
51 * gold-threads.cc (class Once_initialize): Define.
52 (once_pointer_control): New static variable.
53 (once_pointer, once_arg): New static variables.
54 (c_run_once): New static function.
55 (Once::Once, Once::run_once, Once::internal_run): New functions.
56 (class Initialize_lock_once): Remove.
57 (initialize_lock_control): Remove.
58 (initialize_lock_pointer): Remove.
59 (initialize_lock_once): Remove.
60 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
61 (Initialize_lock::initialize): Rewrite.
62 (Initialize_lock::do_run_once): New function.
63 * archive.cc (Archive::interpret_header): Only clear name if it is
65 * fileread.cc: Include "gold-threads.h"
66 (file_counts_lock): New static variable.
67 (file_counts_initialize_lock): Likewise.
68 (File_read::release): Only increment counts when using --stats.
69 Use a lock around the increment.
70 * parameters.cc (class Set_parameters_target_once): Define.
71 (set_parameters_target_once): New static variable.
72 (Parameters::Parameters): Move here from parameters.h.
73 (Parameters::set_target): Rewrite.
74 (Parameters::set_target_once): New function.
75 (Parameters::clear_target): Move here and rewrite.
76 * parameters.h (class Parameters): Update declarations. Add
77 set_parameters_target_once_ field.
78 (Parameters::Parameters): Move to parameters.cc.
79 (Parameters::clear_target): Likewise.
80 * readsyms.cc (Read_symbols::do_group): Create a Start_group
82 (Start_group::~Start_group): New function.
83 (Start_group::is_runnable): New function.
84 (Start_group::locks, Start_group::run): New functions.
85 (Finish_group::run): Change saw_undefined to size_t.
86 * readsyms.h (class Start_group): Define.
87 (class Finish_group): Change saw_undefined_ field to size_t.
88 (Finish_group::Finish_group): Remove saw_undefined and
89 this_blocker parameters. Change all callers.
90 (Finish_group::set_saw_undefined): New function.
91 (Finish_group::set_blocker): New function.
92 * symtab.h (class Symbol_table): Change saw_undefined to return
93 size_t. Change saw_undefined_ field to size_t.
94 * target-select.cc (Set_target_once::do_run_once): New function.
95 (Target_selector::Target_selector): Initialize set_target_once_
96 field. Don't initialize lock_ and initialize_lock_ fields.
97 (Target_selector::instantiate_target): Rewrite.
98 (Target_selector::set_target): New function.
99 * target-select.h (class Set_target_once): Define.
100 (class Target_selector): Update declarations. Make
101 Set_target_once a friend. Remove lock_ and initialize_lock_
102 fields. Add set_target_once_ field.
104 2010-02-10 Ian Lance Taylor <iant@google.com>
106 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
108 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
109 (queue_middle_tasks): Add all blockers before queueing any tasks.
110 (queue_final_tasks): Likewise.
111 * token.h (Task_token::add_blockers): New function.
112 * object.h (Input_objects::number_of_relobjs): New function.
114 2010-02-10 Ian Lance Taylor <iant@google.com>
116 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
117 shared, not if not position independent.
118 * x86_64.cc (Relocate::relocate_tls): Likewise.
119 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
120 (tls_pie_pic_test): New target.
121 * testsuite/Makefile.in: Rebuild.
123 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
124 (tls_test_main_pie.o, tls_test_pie.o): New targets.
125 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
126 * testsuite/Makefile.in: Rebuild.
128 2010-02-09 David S. Miller <davem@davemloft.net>
130 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
131 R_SPARC_RELATIVE using ->add_local_relative().
132 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
134 * output.h (Output_data_dynamic::add_section_size): New method
135 that takes two Output_data objects.
136 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
137 entry param. Handle it in initializers.
138 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
139 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
140 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
142 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
143 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
144 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
145 for dynrel_includes_plt.
146 * i386.cc (Target_i386::do_finalize_sections): Likewise.
147 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
148 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
150 (Target_sparc::do_finalize_sections): Update to pass true for
152 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
153 output before .rela.plt
154 (Target_powerpc::do_finalize_sections): Update to pass true for
155 dynrel_includes_plt when 32-bit.
157 2010-02-08 Doug Kwan <dougkwan@google.com>
159 * arm.cc (Arm_relobj::simple_input_section_output_address): New
161 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
162 Arm_relobj::scan_section_for_cortex_a8_stubs,
163 Arm_relobj::do_relocation_section): Instead of calling
164 Output_section::output_address, use faster
165 Arm_relobj::simple_input_section_output_address.
167 2010-02-08 David S. Miller <davem@davemloft.net>
169 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
170 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
171 relocation helper function.
173 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
174 just like R_SPARC_GOT{10,13,22}.
175 (Target_sparc::Scan::local): Likewise.
176 (Target_sparc::Relocate:relocate): Likewise.
178 2010-02-06 Ian Lance Taylor <iant@google.com>
180 * configure.ac: Rewrite targetobjs duplicate removal code to use
181 only shell constructs.
182 * configure: Rebuild.
184 2010-02-05 Doug Kwan <dougkwan@google.com>
187 * arm.cc (Arm_relobj::section_is_scannable): New method.
188 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
189 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
191 2010-02-04 Doug Kwan <dougkwan@google.com>
194 * arm-reloc-property.cc (cstdio): Include.
195 * configure.ac (targetobjs): Remove duplicates.
196 * configure: Regenerate.
197 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
198 big and little endian version for a given address size.
200 2010-02-03 Doug Kwan <dougkwan@google.com>
202 * arm-reloc-property.cc
203 (Arm_reloc_property_table::reloc_name_in_error_message): New method
205 * arm-reloc-property.h
206 (Arm_reloc_property_table::get_implemented_static_reloc_property):
207 New method definition.
208 (Arm_reloc_property_table::reloc_name_in_error_message): New method
210 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
212 (GOT_PREL): Change implemented to Y.
213 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
214 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
215 (Arm_relocate_functions::movw_abs_nc): Remove method.
216 (Arm_relocate_functions::movt_abs): Ditto.
217 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
218 (Arm_relocate_functions::thm_movt_abs): Ditto.
219 (Arm_relocate_functions::movw_rel_nc): Ditto.
220 (Arm_relocate_functions::movw_rel): Ditto.
221 (Arm_relocate_functions::movt_rel): Ditto.
222 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
223 (Arm_relocate_functions:thm_movw_rel): Ditto.
224 (Arm_relocate_functions:thm_movt_rel): Ditto.
225 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
226 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
227 New method definitions.
228 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
229 (Arm_relocation_functions::arm_grp_ldr): Ditto.
230 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
231 (Arm_relocation_functions::arm_grp_ldc): Ditto.
232 (Target_arm::Relocate::relocate): Check for non-static or
233 unimplemented relocation code and exit early. Change calls to
234 Target_arm::reloc_uses_thumb_bit and
235 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
236 instead. Refactor code to handle similar relocations to increase
237 code sharing. Remove check for unsupported relocation code in switch
239 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
240 relocation property table to find out size. Change error message to
241 print out the name of a relocation code instead of the numeric value.
242 (Target_arm::scan_reloc_for_stub): Use relocation property table
243 instead of calling Target_arm::reloc_uses_thumb_bit().
245 2010-02-02 Doug Kwan <dougkwan@google.com>
247 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
248 types of relaxed input section.
250 2010-02-02 Doug Kwan <dougkwan@google.com>
252 * Makefile.am (HFILES): Add arm-reloc-property.h.
254 (TARGETSOURCES): Add arm-reloc-property.cc
255 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
256 (libgold_a_SOURCES): $(DEFFILES)
257 * Makefile.in: Regenerate.
258 * arm-reloc-property.cc: New file.
259 * arm-reloc-property.h: New file.
260 * arm-reloc.def: New file.
261 * arm.cc: Update comments.
262 (arm-reloc-property.h): New included header.
263 (arm_reloc_property_table): New global variable.
264 (Target_arm::do_select_as_default_target): New method definition.
265 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
266 arm-reloc-property to targ_extra_obj.
267 * parameters.cc (set_parameters_target): Call
268 Target::select_as_default_target().
269 * target.h (Target::select_as_default_target): New method definition.
270 (Target::do_select_as_default_target): Same.
272 2010-02-01 Doug Kwan <dougkwan@google.com>
274 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
275 first_output_text_section_.
276 (Arm_exidx_fixup::first_output_text_section): New method definition.
277 (Arm_exidx_fixup::first_output_text_section_): New data member.
278 (Arm_exidx_fixup::process_exidx_section): Record the first text
280 (Arm_output_section::fix_exidx_coverage): Set correct linked section
281 and entsize in output section header.
283 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
285 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
286 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
287 (Arm_relocate_functions::thm_alu11): New Method.
288 (Arm_relocate_functions::thm_pc8): New Method.
289 (Arm_relocate_functions::thm_pc12): New Method.
290 (Target_arm::Scan::local): Handle the relocations.
291 (Target_arm::Scan::global): Likewise.
292 (Target_arm::Relocate::relocate): Likewise.
293 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
295 2010-01-29 Doug Kwan <dougkwan@google.com>
297 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
298 of relocation types as ld.
300 2010-01-29 Doug Kwan <dougkwan@google.com>
302 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
304 (Arm_relocate_functions::thumb_branch_common): Ditto.
305 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
306 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
307 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
308 Arm_relocate_functions::jump24): Remove.
309 (Target_arm::Relocate::relocate): Adjust code to call
310 Arm_relocation_functions::arm_branch_common and
311 Arm_relocation_functions::thumb_branch_common instead of their removed
312 wrappers. Merge switch-cases together to reduce source code size.
314 2010-01-29 Doug Kwan <dougkwan@google.com>
316 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
317 output_local_symbol_count_needs_update_.
318 (Arm_relobj::output_local_symbol_count_needs_update,
319 Arm_relobj::set_output_local_symbol_count_needs_update,
320 Arm_relobj::update_output_local_symbol_count): New methods.
321 (Arm_relobj::output_local_symbol_count_needs_update_): New data
323 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
324 of pointed function as in a R_ARM_PREL31 relocation.
325 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
326 for output local symbol count updating.
327 (Target_arm::do_relax): Update output local symbol counts in objects
329 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
331 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
333 * arm.cc: Added support for the ARM relocations:
334 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
335 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
336 (Arm_relocate_functions::movw_rel_nc): Renamed (was
338 (Arm_relocate_functions::movw_rel): New method.
339 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
340 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
342 (Arm_relocate_functions::thm_movw_rel): New method.
343 (Arm_relocate_functions::thm_movt_rel): Renamed (was
345 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
347 (Target_arm::Scan::global): Likewise.
348 (Target_arm::Relocate::relocate): Likewise.
349 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
352 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
354 * arm.cc: Added support for ARM group relocations.
355 (Target_arm::reloc_needs_sym_origin): New method.
356 (Arm_relocate_functions::calc_grp_kn): New method.
357 (Arm_relocate_functions::calc_grp_residual): New method.
358 (Arm_relocate_functions::calc_grp_gn): New method.
359 (Arm_relocate_functions::arm_grp_alu): New Method.
360 (Arm_relocate_functions::arm_grp_ldr): New Method.
361 (Arm_relocate_functions::arm_grp_ldrs): New Method.
362 (Arm_relocate_functions::arm_grp_ldc): New Method.
363 (Target_arm::Scan::local): Handle the ARM group relocations.
364 (Target_arm::Scan::global): Likewise.
365 (Target_arm::Relocate::relocate): Likewise.
366 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
369 2010-01-26 Doug Kwan <dougkwan@google.com>
371 * arm.cc (set): Include.
372 (class Arm_exidx_fixup): Change type of last_input_section_ to const
374 (Arm_output_section::Text_section_list): New type.
375 (Arm_output_section::append_text_sections_to_list): New method.
376 (Arm_output_section::fix_exidx_coverage): Ditto.
377 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
378 (Arm_relobj::convert_input_section_to_relaxed_section): Use
379 Relobj::set_section_offset() instead of
380 Sized_relobj::invalidate_section_offset().
381 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
382 parameter for section headers. Ignore relocation sections for
383 unallocated sections and EXIDX sections.
384 (Target_arm::fix_exidx_coverage): New method.
385 (Target_arm::output_section_address_less_than): New type.
386 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
387 linked text section instead of the EXIDX section.
388 (Arm_output_section::create_stub_group): Add an assertion to check
389 that this is not an EXIDX output section.
390 (Arm_output_section::append_text_sections_to_list): New method.
391 (Arm_output_section::fix_exidx_coverage): Ditto.
392 (Arm_relobj::scan_sections_for_stubs): Adjust call to
393 Arm_relobj::section_needs_reloc_stub_scanning.
394 (Target_arm::do_relax): Fix EXIDX output section coverage in the
396 (Target_arm::fix_exidx_coverage): New method.
397 * object.h (Relobj::set_output_section): New method.
398 (Sized_relobj::invalidate_section_offset): Remove method.
399 (Sized_relobj::do_invalidate_section_offset): Remove method.
400 (Sized_relobj::do_set_section_offset): Handle offset value -1.
402 2010-01-25 Doug Kwan <dougkwan@google.com>
404 * arm.cc (Arm_exidx_merged_section::do_output_offset):
405 Fix warning due to signed and unsigned comparison on a 32-bit host.
407 2010-01-22 Doug Kwan <dougkwan@google.com>
409 * arm.cc (Target_arm::do_relax): Record an output section for section
410 offset adjustment it contains any stub table that has changed.
411 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
412 offsets in an output section if necessary.
413 * output.cc (Output_section::Output_section): Initialize
414 section_offsets_need_adjustments_.
415 (Output_section::add_input_section_for_script): Renamed to
416 Output_section::add_simple_input_section.
417 (Output_section::save_states): Add a comment.
418 (Output_section::discard_states): New method defintion.
419 (Output_section::adjust_section_offsets): Same.
420 * output.h (Output_section::add_input_section_for_script): Renamed to
421 Output_section::add_simple_input_section.
422 (Output_section::discard_states): New method declaration.
423 (Output_section::adjust_section_offsets): Same.
424 (Output_section::section_offsets_need_adjustment,
425 Output_section::set_section_offsets_need_adjustment): New method
427 (Output_section::section_offsets_need_adjustment_): New data member.
429 (Output_section_element_input::set_section_address): Adjust code for
430 renaming of Output_section::add_input_section_for_script.
431 (Orphan_output_section::set_section_address): Same.
433 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
435 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
436 Fix_v4bx enum values .
437 * gold/options.h (General_options): New option definitions.
438 (General_options::fix_v4bx): New method.
439 (General_options::Fix_v4bx): New enum.
440 * gold/options.cc (General_options::parse_fix_v4bx): New method.
441 (General_options::parse_fix_v4bx_interworking): New method.
443 2010-01-22 Doug Kwan <dougkwan@google.com>
445 * arm.cc (Arm_exidx_fixup): New class.
447 2010-01-21 Doug Kwan <dougkwan@google.com>
449 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
451 (Arm_exidx_section_offset_map): New type.
453 2010-01-21 Doug Kwan <dougkwan@google.com>
455 * arm.cc (Arm_exidx_input_section): New class.
456 (Arm_relobj::exidx_input_section_by_link,
457 Arm_relobj::exidx_input_section_by_shndx,
458 Arm_relobj::make_exidx_input_section): New methods.
459 (read_arm_attributes_section): Remove.
460 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
461 information about them.
462 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
465 2010-01-20 Doug Kwan <dougkwan@google.com>
467 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
468 Input_section_specifier to Section_id.
469 (Target_arm::new_arm_input_section: Adjust code for change of key
471 (Target_arm::find_arm_input_section): Ditto.
472 * gc.h (object.h): Include for Section_id nand Section_id_hash.
473 (Section_id): Remove.
474 (Garbage_collection::Section_id_hash): Remove.
475 * icf.h (object.h): Include for Section_id nand Section_id_hash.
476 (Section_id): Remove.
477 (Icf::Section_id_hash): Remove.
478 * object.h (Section_id, Const_section_id, Section_id_hash,
479 Const_section_id_hash): New type definitions.
480 * output.cc (Output_section::add_relaxed_input_section): Change to
481 use Const_section_id instead of Input_section_specifier as key type.
482 (Output_section::add_merge_input_section): Ditto.
483 (Output_section::build_relaxation_map): Change to use Section_id
484 instead of Input_section_specifier as key type.
485 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
487 (Output_section::convert_input_sections_to_relaxed_sections): Change
488 to use Const_section_id instead of Input_section_specifier as key type.
489 (Output_section::find_merge_section): Ditto.
490 (Output_section::find_relaxed_input_section): Ditto.
491 * output.h (Input_section_specifier): Remove class.
492 (Output_section::Output_section_data_by_input_section_map): Change
493 key type to Const_section_id.
494 (Output_section::Output_relaxed_input_section_by_input_section_map):
496 (Output_section::Relaxation_map): Change key type to Section_id.
498 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
500 * gold/arm.cc: Added support for R_ARM_V4BX relocation
501 (class Arm_v4bx_stub): New class.
502 (DEF_STUBS): Updated definition to support v4_veneer_bx.
503 (Stub_factory::make_arm_v4bx_stub): New method.
504 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
505 (Stub_table::empty): Handle v4bx stubs.
506 (Stub_table::add_arm_v4bx_stub): New method.
507 (Stub_table::find_arm_v4bx_stub): New method.
508 (Arm_relocate_functions::v4bx): New method.
509 (Target_arm::fix_v4bx): New method.
510 (Target_arm::Target_arm): Handle R_ARM_V4BX.
511 (Stub_table::relocate_stubs): Likewise.
512 (Stub_table::do_write): Likewise.
513 (Stub_table::update_data_size_and_addralign): Likewise.
514 (Stub_table::finalize_stubs): Likewise.
515 (Target_arm::Scan::local): Likewise.
516 (Target_arm::Scan::global): Likewise.
517 (Target_arm::do_finalize_sections): Likewise.
518 (Target_arm::Relocate::relocate): Likewise.
519 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
521 (Target_arm::scan_reloc_for_stub): Likewise.
522 (Target_arm::scan_reloc_section_for_stubs): Likewise.
524 2010-01-19 Ian Lance Taylor <iant@google.com>
526 * output.cc (Output_section_headers::do_sized_write): Write large
527 segment count to sh_info field.
528 (Output_file_header::do_sized_write): For large segment count,
529 write PN_XNUM to e_phnum field.
531 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
533 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
534 (Arm_relocate_functions::thm_jump8): New function.
535 (Arm_relocate_functions::thm_jump11): New function.
536 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
538 (Target_arm::Scan::global): Likewise.
539 (Target_arm::Relocate::relocate): Likewise.
540 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
543 2010-01-14 Doug Kwan <dougkwan@google.com>
545 * arm.cc (map, utility): Include headers.
546 (Target_arm::apply_cortex_a8_workaround): New method.
547 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
548 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
549 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
550 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
551 the --[no-]fix-cortex-a8 command line options.
552 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
553 (Target_arm::relocate_stub): Use addend in instruction template.
554 * options.h (DEFINE_bool): Set the user-set flag.
555 (General_options): Add --[no-]-fix-cortex options.
556 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
557 : Update fast look-up map after conversion.
559 2010-01-14 Sriraman Tallam <tmsriram@google.com>
561 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
562 in the first pass of do_layout.
564 2010-01-13 Doug Kwan <dougkwan@google.com>
566 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
567 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
568 apparent compiler problem of not folding static constant integral
569 data members of elfcpp::Elf_sizes<32>.
571 2010-01-13 Doug Kwan <dougkwan@google.com>
573 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
574 Arm_relobj::section_needs_cortex_a8_stub_scanning,
575 Arm_relobj::scan_section_for_cortex_a8_erratum,
576 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
577 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
578 sections to scan for relocation stubs into a new method
579 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
580 relocation and Cortex-A8 stub scanning.
581 (Target_arm::do_relax): Force stubs to be after stubbed sections
582 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
583 the beginning of a new relaxation pass. Update a comment.
584 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
586 2010-01-12 Ian Lance Taylor <iant@google.com>
588 * target-reloc.h (visibility_error): New inline function.
589 (relocate_section): Call visibility_error.
590 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
591 (MOSTLYCLEANFILES): Likewise.
592 (protected_4_pic.o, protected_3.err): New targets.
593 * testsuite/protected_4.cc: New file.
595 2010-01-12 Doug Kwan <dougkwan@google.com>
597 * arm.cc (Cortex_a8_reloc): New class.
598 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
599 and cortex_a8_relocs_info_.
600 (Target_arm::fix_cortex_a8): New method definition.
601 (Target_arm::Cortex_a8_relocs_info): New type.
602 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
603 New data member declarations.
604 (Target_arm::scan_reloc_for_stub): Record information about
605 relocations for THUMB branches that might be exempted from the
606 Cortex-A8 workaround.
607 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
608 at the beginning of a relaxation pass.
610 2010-01-12 Doug Kwan <dougkwan@google.com>
612 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
613 (Arm_relobj::Mapping_symbol_position,
614 Arm_reloj::Mapping_symbol_position_less,
615 Arm_relobj::Mapping_symbols_info): New types.
616 (Target_arm::is_mapping_symbol_name): New method definition.
617 (Arm_relobj::do_count_local_symbols): Save information about mapping
620 2010-01-11 Doug Kwan <dougkwan@google.com>
622 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
623 Arm_relocate_functions::thumb32_branch_upper,
624 Arm_relocate_functions::thumb32_branch_lower,
625 Arm_relocate_functions::thumb32_cond_branch_offset,
626 Arm_relocate_functions::thumb32_cond_branch_upper,
627 Arm_relocate_functions::thumb32_cond_branch_lower,
628 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
629 branch offset encoding.
630 (Arm_relocate_functions::thumb_branch_common): Use new branch
631 offset encoding methods to avoid code duplication.
632 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
633 (Stub_addend_reader::operator()): Use new branch encoding method
634 to avoid code duplication.
636 2010-01-11 Doug Kwan <dougkwan@google.com>
638 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
639 (Target_arm::do_finalize_sections): Define special EXIDX section
640 symbols only if referenced.
641 * gc.h (Garbage_collection::add_reference): New method.
642 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
645 2010-01-11 Ian Lance Taylor <iant@google.com>
647 * script.cc (Version_script_info::build_expression_list_lookup):
648 Change complaing about duplicate wildcard match from error to
651 * script.cc (class Lazy_demangler): Recreate--revert part of patch
653 (Version_script_info::Version_script_info): Initialize globs_,
654 default_version_, default_is_global_, and exact_. Don't
655 initialize globals_ or locals_.
656 (Version_script_info::build_lookup_tables): Build local symbols
658 (Version_script_info::unquote): New function.
659 (Version_script_info::add_exact_match): New function.
660 (Version_script_info::build_expression_list_lookup): Remove lookup
661 parameter. Add is_global parameter. Change all callers. Handle
662 wildcard pattern specially. Unquote pattern. Call
664 (Version_script_info::get_name_to_match): New function.
665 (Version_script_info::get_symbol_version): New function.
666 (Version_script_info::get_symbol_version_helper): Remove.
667 (Version_script_info::check_unmatched_names): Call unquote.
668 * script.h (class Version_script_info): Change get_symbol_version
669 to be non-inline and add is_global parameter; change all callers.
670 Rewrite symbol_is_local. Update declarations. Define struct
671 Version_tree_match, Exact, Globs. Don't define struct Lookup.
672 Remove globals_ and locals_ members. Add exact_, globs_,
673 default_version_, is_global_.
674 (Version_script_info::Glob): Remove pattern, add expression and
675 is_global. Update constructor. Change all callers.
676 * dynobj.cc (Versions::finalize): Mark the version symbol as the
678 (Versions::symbol_section_contents): If a symbol is undefined, or
679 defined in a dynamic object, set the version index to
681 * symtab.cc (Symbol_table::add_from_relobj): Don't call
683 (Symbol_table::add_from_pluginobj): Likewise.
684 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
686 2010-01-11 Doug Kwan <dougkwan@google.com>
688 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
689 (incremental_dump_LDADD): Add linking option for libintl.
690 * Makefile.in: Regenerate.
692 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
695 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
697 * testsuite/Makefile.in: Regenerated.
699 2010-01-10 Doug Kwan <dougkwan@google.com>
701 * options.h (DEFINE_var): Use parentheses around argument varname__
702 in macro body to avoid any unintended subsequent substitutions.
704 2010-01-10 Ian Lance Taylor <iant@google.com>
706 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
707 candidates before doing symbol resolution.
709 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
710 ODR candidates if only one is weak.
712 2010-01-08 Ian Lance Taylor <iant@google.com>
714 * script.cc (Version_script_info::build_expression_list_lookup):
715 Don't warn about ambiguous version, just record the ambiguity.
716 (Version_script_info::get_symbol_version_helper): Give error if
717 version is ambiguous.
719 2010-01-08 Doug Kwan <dougkwan@google.com>
721 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
722 prev_data_size_ and prev_addralign_. Remove initializer for
723 deleted data member has_been_changed_.
724 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
725 to determine if the table is empty.
726 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
728 (Stub_table::add_reloc_stub): Define method in class definition
729 instead of just declaring it there.
730 (Stub_table::add_cortex_a8_stub): New method definition.
731 (Stub_table::update_data_size_and_addralign): Ditto.
732 (Stub_table::finalize_stubs): Ditto.
733 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
734 (Stub_table::do_addralign_): Return address alignment in the
735 (Stub_table::do_reset_address_and_file_offset): Define method in
736 class definition instead of declaring it there. Set current data
737 size to be the data size of the previous pass.
738 (Stub_table::set_final_data_size): Use current data size as the
740 (Stub_table::relocate_stub): Change parameter type of stub from
741 Reloc_stub pointer to Stub pointer.
742 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
743 (Stub_table::Cortex_a8_stub_list): New typedef.
744 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
745 Stub_table::prev_addralign_): New data member.
746 (Arm_relobj::Arm_relobj): Initialize data member
747 section_has_cortex_a8_workaround_.
748 (Arm_relobj::section_has_cortex_a8_workaround,
749 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
751 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
753 (Target_arm::relocate_stub): Change parameter type of stub from
754 Reloc_stub pointer to Stub pointer.
755 (Insn_template::size, Insn_template::alignment): Handle
756 THUMB16_SPECIAL_TYPE.
757 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
758 Stub_table::update_data_size_and_addralign,
759 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
761 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
762 (Stub_table::do_write): Ditto.
763 (Target_arm::do_relax): Adjust code for changes in Stub_table.
765 2010-01-08 Ian Lance Taylor <iant@google.com>
768 * symtab.h (class Symbol): Remove fields is_target_special_ and
769 has_plt_offset_. Add field is_defined_in_discarded_section_.
770 (Symbol::is_defined_in_discarded_section): New function.
771 (Symbol::set_is_defined_in_discarded_section): New function.
772 (Symbol::has_plt_offset): Rewrite.
773 (Symbol::set_plt_offset): Verify that new offset is not -1U.
774 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
775 Don't initialize is_target_special_ or has_plt_offset_.
776 Initialize is_defined_in_discarded_section_.
777 (Symbol_table::add_from_relobj): If appropriate, set
778 is_defined_in_discarded_section.
779 * resolve.cc (Symbol::override_base_with_special): Don't test
780 is_target_special_. Change has_plt_offset_ to has_plt_offset().
781 * target-reloc.h (relocate_section): Do special handling for
782 symbols defined in discarded sections for global symbols as well
785 2010-01-08 Ian Lance Taylor <iant@google.com>
787 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
790 2010-01-08 Ian Lance Taylor <iant@google.com>
792 * object.cc (Sized_relobj::do_layout): Don't get confused if
793 layout_eh_frame returns NULL.
795 2010-01-08 Ian Lance Taylor <iant@google.com>
798 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
799 dynamic symbol table, use the normal symbol table.
800 (Sized_dynobj::do_read_symbols): Remove assertion about type of
803 2010-01-08 Ian Lance Taylor <iant@google.com>
806 * layout.cc (Layout::include_section): Remove .gnu_debuglink
809 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
811 * version.cc (print_version): Change to "Copyright 2010".
813 2010-01-08 Ian Lance Taylor <iant@google.com>
817 * i386.cc (class Target_i386): Change return type of plt_section
819 (class Output_data_plt_i386): Add tls_desc_rel_ field.
820 (Output_data_plt_i386::Output_data_plt_i386): Initialize
822 (Output_data_plt_i386::rel_tls_desc): New function.
823 (Target_i386::rel_tls_desc_section): New function.
824 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
825 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
826 R_386_TLS_DESC reloc in rel_tls_desc_section.
827 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
828 Define struct Tlsdesc_info.
829 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
830 (Target_x86_64::do_reloc_symbol_index): New function.
831 (Target_x86_64::add_tlsdesc_info): New function.
832 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
833 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
835 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
837 (Output_data_plt_x86_64::rela_tlsdesc): New function.
838 (Target_x86_64::rela_tlsdesc_section): New function.
839 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
841 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
842 (Target_x86_64::do_reloc_addend): New function.
843 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
844 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
845 declarations. Define TARGET_CODE. Add arg field to u1_ union.
846 (Output_reloc::type): New function.
847 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
848 (Output_reloc::is_target_specific): New function.
849 (Output_reloc::target_arg): New function.
850 (class Output_reloc) [SHT_RELA]: Add four new constructors for
851 absolute relocs and target specific relocs.
852 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
854 (class Output_data_reloc) [SHT_RELA]: Likewise.
855 * output.cc (Output_reloc::Output_reloc): Add four new versions
856 for absolute relocs and target specific relocs.
857 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
858 (Output_reloc::get_symbol_index): Likewise.
859 (Output_reloc::local_section_offset): Check that local_sym_index_
860 is not TARGET_CODE or 0.
861 (Output_reloc::symbol_value): Likewise.
862 (Output_reloc::write) [SHT_RELA]: Call target for target specific
864 * target.h (class Target): Add reloc_symbol_index and reloc_addend
865 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
867 * layout.cc (add_target_dynamic_tags): Use output section for
868 DT_PLTRELSZ and DT_JMPREL.
870 2010-01-07 Ian Lance Taylor <iant@google.com>
873 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
875 (class Output_data_reloc_generic): Define.
876 (class Output_data_reloc_base): Change base class to
877 Output_data_reloc_generic. Change add() method to call
878 bump_relative_reloc_count for a relative reloc. Remove
880 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
882 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
883 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
885 * layout.h (class Layout): Update declaration.
887 2010-01-07 Ian Lance Taylor <iant@google.com>
889 * output.h (class Output_data): Add const version of
890 output_section and do_output_section.
891 (class Output_section_data): Add const version of
893 (class Output_section): Likewise.
894 * layout.cc (Layout::add_target_dynamic_tags): New function.
895 * layout.h (class Layout): Update declarations.
896 * arm.cc (Target_arm::do_finalize_sections): Use
897 add_target_dynamic_tags.
898 * i386.cc (Target_i386::do_finalize_sections): Likewise.
899 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
900 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
901 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
903 2010-01-07 Ian Lance Taylor <iant@google.com>
906 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
909 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
910 Ian Lance Taylor <iant@google.com>
913 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
914 Xindex::read_symtab_xindex.
916 2010-01-07 Doug Kwan <dougkwan@google.com>
918 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
919 (Insn_template::thumb16_bcond_insn): New method declaration.
920 (Insn_template): Fix spelling.
921 (Stub::thumb16_special): New method declaration.
922 (Stub::do_write): Define virtual method which was previously pure
924 (Stub::do_thumb16_special): New method declaration.
925 (Stub::do_fixed_endian_write): New template member.
926 (Reloc_stub::do_write): Remove.
927 (Reloc_stub::do_fixed_endian_write): Remove.
928 (Cortex_a8_stub): New class definition.
929 (Stub_factory::make_cortex_a8_stub): New method definition.
930 (Stub_factory::Stub_factory): Add missing static storage class
931 qualifier for elf32_arm_stub_a8_veneer_blx.
933 2010-01-07 Ian Lance Taylor <iant@google.com>
936 * options.h (class General_options): Add --warn-unresolved-symbols
937 and --error-unresolved-symbols.
938 * errors.cc (Errors::undefined_symbol): Implement
939 --warn-unresolved-symbols.
941 * options.h (class General_options): Add -z text and -z textoff.
942 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
944 2010-01-06 Sriraman Tallam <tmsriram@google.com>
946 * gc.h (Garbage_collection::Cident_section_map): New typedef.
947 (Garbage_collection::cident_sections): New function.
948 (Garbage_collection::add_cident_section): New function.
949 (Garbage_collection::cident_sections_): New member.
950 (gc_process_relocs): Add references to sections whose names are C
952 * gold.h (cident_section_start_prefix): New constant.
953 (cident_section_stop_prefix): New constant.
954 (is_cident): New function.
955 * layout.cc (Layout::define_section_symbols): Replace string constants
956 with the newly defined constants.
957 * object.cc (Sized_relobj::do_layout): Track sections whose names are
959 * testsuite/Makefile.am: Add gc_orphan_section_test.
960 * testsuite/Makefile.in: Regenerate.
961 * testsuite/gc_orphan_section_test.cc: New file.
962 * testsuite/gc_orphan_section_test.sh: New file.
964 2010-01-06 Ian Lance Taylor <iant@google.com>
967 * options.h (class General_options): Add --warn-shared-textrel.
968 * layout.cc (Layout::finish_dynamic_section): Implement
969 --warn-shared-textrel.
972 * options.h (class General_options): Add --warn-multiple-gp.
974 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
976 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
977 $(THREADSLIB) and $(LIBDL).
978 * Makefile.in: Rebuild.
980 2010-01-06 Ian Lance Taylor <iant@google.com>
983 * options.cc (General_options::parse_section_start): New function.
984 (General_options::section_start): New function.
985 (General_options::General_options): Initialize all members.
986 * options.h: Include <map>
987 (class General_options): Add --section-start. Add section_starts_
989 * layout.cc (Layout::attach_allocated_section_to_segment): If
990 --section-start was used, set the address of the segment. Remove
992 (Layout::relaxation_loop_body): If the address of the load segment
993 has been set by --section-start, don't use it.
994 * output.h (Output_segment::update_flags_for_output_section): New
996 * output.cc (Output_segment::add_output_section): Call
997 update_flags_for_output_section.
999 2010-01-05 Ian Lance Taylor <iant@google.com>
1002 * options.h (class General_options): Add --undefined-version.
1003 * script.cc (struct Version_expression): Add was_matched_by_symbol
1005 (Version_script_info::matched_symbol): New function.
1006 (Version_script_info::get_symbol_version_helper): Call
1008 (Version_script_info::check_unmatched_names): New function.
1009 * script.h (class Version_script_info): Update declarations.
1010 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1012 * options.h (class General_options): Use DEFINE_bool_alias for
1013 allow_multiple_definition.
1014 * resolve.cc (Symbol_table::should_override): Don't test
1015 allow_multiple_definition.
1018 * options.h (class General_options): Add --cref.
1019 * main.cc (main): Print cref table if --cref. Don't close mapfile
1020 until after printing cref table.
1021 * cref.cc: Include "symtab.h".
1022 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1023 (Cref_table_compare::operator()): New function.
1024 (Cref_inputs::gather_cref): New function.
1025 (filecol): New static const.
1026 (Cref_inputs::print_cref): New function.
1027 (Cref::print_cref): New function.
1028 * cref.h: Include <cstdio>.
1029 (class Cref): Update declarations.
1030 * mapfile.h (Mapfile::file): New function.
1031 * object.h (class Object): Define Symbols. Declare virtual
1032 do_get_global_symbols.
1033 (Object::get_global_symbols): New function.
1034 * object.cc (Input_objects::add_object): Pass object to cref_ if
1036 (Input_objects::archive_start): Likewise.
1037 (Input_objects::archive_stop): Likewise.
1038 (Input_objects::print_cref): New function.
1039 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1040 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1042 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1044 * plugin.h (class Sized_pluginobj): Update declarations.
1046 2010-01-05 Ian Lance Taylor <iant@google.com>
1048 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1049 to is_default_version. Rename insdef to insdefault.
1050 (Symbol_table::add_from_relobj): Rename def to is_default_version
1051 and local to is_forced_local.
1052 (Symbol_table::add_from_pluginobj): Likewise.
1053 (Symbol_table::add_from_dynobj): Likewise.
1054 (Symbol_table::define_special_symbol): Rename insdef to
1057 2010-01-04 Ian Lance Taylor <iant@google.com>
1060 * options.h (class General_options): Add
1061 --allow-multiple-definition and -z muldefs.
1062 * resolve.cc (Symbol_table::should_override): Don't warn about a
1063 multiple symbol definition if --allow-multiple-definition or -z
1067 * options.h (class General_options): Add --add-needed and
1068 --copy-dt-needed-entries. Tweak --as-needed help entry.
1069 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1070 error if --copy-dt-needed-entries aka --add-needed is used and
1071 would cause a change in behaviour.
1074 * options.h (class General_options): Add -G as a short version of
1075 --shared. Add no-op options -assert, -g, and -i.
1077 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1079 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1080 check for .text or .gnu.linkonce.t sections.
1081 * icf.cc (Icf::find_identical_sections): Ditto.
1082 Change the detection for mangled function name within the section
1084 * icf.h (is_section_foldable_candidate): New function.
1086 2009-12-30 Ian Lance Taylor <iant@google.com>
1089 * options.h (class General_options): Permit two dashes with
1090 --retain-symbols-file.
1092 2009-12-30 Ian Lance Taylor <iant@google.com>
1095 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1096 don't put the file header and segment headers in the text
1100 * common.cc (Sort_commons::operator()): Stabilize sort when both
1102 (Symbol_table::do_allocate_commons_list): When allocating common
1103 symbols, skip a symbol which is no longer common.
1104 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1105 an object before checking its type.
1106 * testsuite/common_test_2.c: New file.
1107 * testsuite/common_test_3.c: New file.
1108 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1109 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1110 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1111 (common_test_2_pic.o, common_test_2.so): New targets.
1112 (common_test_3_pic.o, common_test_3.so): New targets.
1113 * testsuite/Makefile.in: Rebuild.
1116 * script.cc (read_input_script): If we see a new SECTIONS clause,
1117 and we have added an input section, give an error.
1118 * layout.h (class Layout): Add have_added_input_section function.
1119 Add have_added_input_section_ field.
1120 * layout.cc (Layout::Layout): Initialize
1121 have_added_input_section_.
1122 (Layout::layout): Set have_added_input_section_.
1123 (Layout::layout_eh_frame): Likewise.
1125 2009-12-30 Ian Lance Taylor <iant@google.com>
1128 * options.h (class General_options): Add --sort-common option.
1129 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1130 * common.cc (Sort_common): Add sort_order parameter to
1131 constructor. Add sort_order_ field.
1132 (Sort_commons::operator): Check sort_order_.
1133 (Symbol_table::allocate_commons): Determine the sort order.
1134 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1136 (Symbol_table::do_allocate_commons_list): Likewise.
1138 2009-12-30 Ian Lance Taylor <iant@google.com>
1141 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1142 symbols from this object, don't change the visibility of an
1144 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1146 2009-12-30 Ian Lance Taylor <iant@google.com>
1149 * script.h (class Version_script_info): Define Language enum.
1150 Update declarations. Define Glob, Exact, and Lookup types. Add
1151 new fields globals_, locals_, and is_finalized_.
1152 * script.cc: Various formatting fixes.
1153 (class Parser_closure): Change language_stack_ from a vector of
1154 std::string to one of Version_script_info::Language. Adjust all
1156 (class Lazy_demangler): Remove.
1157 (struct Version_expression): Change language from std::string to
1158 Version_script_info::Language.
1159 (Version_script_info::Version_script_info): New function.
1160 (Version_script_info::~Version_script_info): Don't call clear.
1161 (Version_script_info::finalize): New function.
1162 (Version_script_info::build_lookup_tables): New function.
1163 (Version_script_info::build_expression_list_lookup): New
1165 (Version_script_info::get_symbol_version_helper): Rewrite to use
1167 (Version_script_info::print_expression_list): Adjust to use
1168 Version_script_info::Language.
1169 (script_push_lex_into_version_mode): Check that the version script
1170 has not been finalized.
1171 (version_script_push_lang): Change language string to
1172 Version_script_info::Language.
1173 * options.cc (Command_line::version_script): New function.
1174 * options.h (class General_options): Add finalize_dynamic_list
1175 function. Change version_script from declaration to definition.
1176 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1177 * testsuite/version_script.map: Remove duplicate def of foo.
1178 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1180 * testsuite/Makefile.in: Rebuild.
1182 2009-12-30 Ian Lance Taylor <iant@google.com>
1185 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1186 if the input symbol index is 0, make the output symbol index 0.
1188 2009-12-30 Ian Lance Taylor <iant@google.com>
1191 * options.h (class General_options): Add -x/--discard-all.
1192 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1193 --discard-all. If the local symbol needs a dynamic entry, check
1194 that before handling --discard-locals.
1196 2009-12-30 Ian Lance Taylor <iant@google.com>
1199 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1201 (Output_segment::add_output_section): Don't change the flags if
1205 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1206 GNU hash table if they need a dynamic value. Otherwise, don't add
1207 them if they are defined in a dynamic object or are forced local.
1209 2009-12-29 Ian Lance Taylor <iant@google.com>
1212 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1213 .gnu.hash table for a 32-bit target.
1216 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1217 regular and a dynamic object only needs a dynamic symbol table
1218 entry if it is externally visible.
1221 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1222 constructor. Add global_offset_table_ field.
1223 (Target_i386::got_section): Set global_offset_table_.
1224 (Target_i386::do_finalize_sections): Set global_offset_table_
1226 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1227 in constructor. Add global_offset_table_ field.
1228 (Target_x86_64::got_section): Set global_offset_table_.
1229 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1232 * layout.cc (Layout::Layout): Initialize increase_relro_.
1233 (Layout::get_output_section): Add is_relro, is_last_relro, and
1234 is_first_non_relro parameters. Change all callers.
1235 (Layout::choose_output_section): Likewise.
1236 (Layout::add_output_section_data): Likewise.
1237 (Layout::make_output_section): Likewise.
1238 (Layout::set_segment_offsets): Clear increase_relro when using a
1240 * layout.h (class Layout): Add increase_relro method. Add
1241 increase_relro_ field. Update declarations.
1242 * output.cc (Output_section::Output_section): Initialize
1243 is_last_relro_ and is_first_non_relro_.
1244 (Output_segment::add_output_section): Group relro sections is
1245 do_sort is true. Handle is_last_relro and is_first_non_relro.
1246 (Output_segment::maximum_alignment): Remove relro handling.
1247 (Output_segment::set_section_addresses): Add increase_relro
1248 parameter. Change all callers. Add initial alignment to align
1249 relro sections on separate page. Remove old relro handling.
1250 (Output_segment::set_section_list_addresses): Remove in_relro
1251 parameter. Change all callers.
1252 (Output_segment::set_offset): Add increase parameter. Change all
1253 callers. Remove old relro handling.
1254 * output.h (class Output_section): Add new methods: is_last_relro,
1255 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1256 Add is_last_relro_ and is_first_non_relro_ fields.
1257 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1258 Create separate .got.plt section. Call increase_relro.
1259 * x86_64.cc (Target_x86_64::got_section): Likewise.
1260 * testsuite/relro_script_test.t: Add .got.plt.
1263 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1264 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1265 (Layout::finalize): Call set_dynamic_symbol_size.
1266 (Layout::set_dynamic_symbol_size): New function.
1267 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1268 set_dynamic_symbol_size.
1271 * output.h (class Output_section): Add is_entsize_zero_ field.
1272 * output.cc (Output_section::Output_section): Initialize
1274 (Output_section::set_entsize): If two different entsizes are
1275 requested, force it to zero.
1276 (Output_section::add_input_section): Set flags for .debug_str
1277 before updating section flags. Set entsize.
1278 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1279 and SHF_STRING if all input sections have those flags.
1281 2009-12-29 Rafael Espindola <espindola@google.com>
1283 * main.cc (main): Fix the sys time reporting.
1284 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1287 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1289 * options.cc (General_options::parse_version): Allow -v to exit
1290 without an error if there is nothing to link.
1292 2009-12-29 Ian Lance Taylor <iant@google.com>
1294 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1295 using a version of gcc before 4.1.
1296 * configure: Rebuild.
1298 2009-12-28 Chris Demetriou <cgd@google.com>
1300 * attributes.cc (Output_attributes_section_data::do_write): Use
1301 std::vector::front rather than std::vector::data.
1303 2009-12-28 Ian Lance Taylor <iant@google.com>
1305 * symtab.h (class Symbol_table): Add enum Defined.
1306 * resolve.cc (Symbol_table::should_override): Add defined
1307 parameter. Change all callers. Test whether object is NULL
1308 before calling a method on it.
1309 (Symbol_table::report_resolve_problem): Add defined parameter.
1311 (Symbol_table::should_override_with_special): Likewise.
1312 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1313 parameter. Change all callers.
1314 (Symbol_table::do_define_in_output_data): Likewise.
1315 (Symbol_table::define_in_output_segment): Likewise.
1316 (Symbol_table::do_define_in_output_segment): Likewise.
1317 (Symbol_table::define_as_constant): Likewise.
1318 (Symbol_table::do_define_as_constant): Likewise.
1319 * script.h (class Symbol_assignment): Add is_defsym parameter to
1320 constructor; change all callers.
1321 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1322 parameter. Change all callers. Add is_defsym_ field.
1323 (class Parser_closure): Add parsing_defsym parameter to
1324 constructor; change all callers. Add parsing_defsym accessor
1325 function. Add parsing_defsym_ field.
1327 2009-12-28 Ian Lance Taylor <iant@google.com>
1329 * gold.cc (queue_middle_tasks): Fix formatting.
1330 * object.cc (Relobj::is_section_name_included): Likewise.
1332 2009-12-23 Ian Lance Taylor <iant@google.com>
1334 * i386.cc (Target_i386::do_calls_non_split): Recognize
1335 -fsplit-stack prologue for a function with a static chain.
1336 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1337 -fsplit-stack prologue when using %r11.
1339 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1341 * options.cc (General_options::parse_version): Make -v continue and do
1342 the link like GNU ld does.
1344 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1346 * Makefile.am (CCFILES): Add timer.cc.
1347 (HFILES): Add timer.h.
1348 * configure.ac: Check for sysconf and times.
1349 * main.cc: include timer.h.
1350 (main): Use Timer instead of get_run_time.
1353 * workqueue.cc: include timer.h.
1354 (Workqueue::find_and_run_task):
1355 Report user, sys and wall time.
1356 * Makefile.in: Regenerate.
1357 * config.in: Regenerate.
1358 * configure: Regenerate.
1360 2009-12-16 Doug Kwan <dougkwan@google.com>
1362 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1364 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1365 relaxed input sections.
1366 * output.cc (Output_section::find_relaxed_input_section): Change
1367 return type to Output_relaxed_input_section pointer. Adjust code
1368 for new type of relaxed_input_section_map_.
1369 * output.h (Output_section::find_relaxed_input_section): Change
1370 return type to Output_relaxed_input_section pointer.
1371 (Output_section::Output_relaxed_input_section_by_input_section_map):
1373 (Output_section::relaxed_input_section_map_): Change type to
1374 Output_section::Output_relaxed_input_section_by_input_section_map.
1375 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1378 2009-12-15 Ian Lance Taylor <iant@google.com>
1380 * layout.cc (Layout::create_shstrtab): Only write out after input
1381 sections if we are compressing debug sections.
1383 2009-12-15 Ian Lance Taylor <iant@google.com>
1385 * archive.cc (Archive::add_symbols): Only look up a symbol without
1386 a version if there is, in fact, a version.
1388 2009-12-14 Ian Lance Taylor <iant@google.com>
1390 Revert -Wshadow changes, all changes from:
1391 2009-12-11 Doug Kwan <dougkwan@google.com>
1392 2009-12-11 Nick Clifton <nickc@redhat.com>
1393 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1395 2009-12-11 Doug Kwan <dougkwan@google.com>
1397 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1399 * attributes.cc (Object_attribute::size): Ditto.
1400 (Attributes_section_data::size): Ditto.
1401 (Attributes_section_data::Attributes_section_data): Ditto.
1402 (Output_attributes_section_data::do_write): Ditto.
1403 * attributes.h (Object_attribute::set_type): Ditto.
1404 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1406 2009-12-11 Nick Clifton <nickc@redhat.com>
1408 * archive.cc: Fix shadowed variable warnings.
1410 * compressed_output.cc: Likewise.
1411 * compressed_output.h: Likewise.
1412 * configure: Likewise.
1413 * dwarf_reader.cc: Likewise.
1414 * dynobj.cc: Likewise.
1415 * dynobj.h: Likewise.
1416 * ehframe.cc: Likewise.
1417 * ehframe.h: Likewise.
1418 * errors.cc: Likewise.
1419 * expression.cc: Likewise.
1420 * fileread.cc: Likewise.
1421 * fileread.h: Likewise.
1422 * freebsd.h: Likewise.
1423 * i386.cc: Likewise.
1425 * incremental.h: Likewise.
1426 * layout.cc: Likewise.
1427 * layout.h: Likewise.
1428 * mapfile.cc: Likewise.
1429 * merge.cc: Likewise.
1430 * merge.h: Likewise.
1431 * object.cc: Likewise.
1432 * object.h: Likewise.
1433 * options.h: Likewise.
1434 * output.cc: Likewise.
1435 * output.h: Likewise.
1436 * parameters.cc: Likewise.
1437 * plugin.cc: Likewise.
1438 * powerpc.cc: Likewise.
1439 * reduced_debug_output.cc: Likewise.
1440 * reduced_debug_output.h: Likewise.
1441 * reloc.cc: Likewise.
1442 * reloc.h: Likewise.
1443 * resolve.cc: Likewise.
1444 * script-sections.cc: Likewise.
1445 * script.cc: Likewise.
1446 * script.h: Likewise.
1447 * sparc.cc: Likewise.
1448 * symtab.cc: Likewise.
1449 * symtab.h: Likewise.
1450 * target-select.cc: Likewise.
1451 * target-select.h: Likewise.
1452 * token.h: Likewise.
1453 * workqueue.cc: Likewise.
1454 * workqueue.h: Likewise.
1455 * x86_64.cc: Likewise.
1457 2009-12-10 Doug Kwan <dougkwan@google.com>
1459 * arm.cc (attributes.h): New include.
1460 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1461 (Arm_relobj::~Arm_relobj): Delete object pointed by
1462 attributes_section_data_.
1463 (Arm_relobj::attributes_section_data): New method definition.
1464 (Arm_relobj::attributes_section_data_): New data member declaration.
1465 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1466 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1467 attributes_section_data_.
1468 (Arm_dynobj::attributes_section_data): New method definition.
1469 (Arm_dynobj::attributes_section_data_): New data member declaration.
1470 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1471 initialization value of may_use_blx_ to false.
1472 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1473 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1474 object attributes to compute results instead of hard-coding.
1475 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1476 Target_arm::get_secondary_compatible_arch,
1477 Target_arm::set_secondary_compatible_arch
1478 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1479 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1480 New method declarations.
1481 (Target_arm::get_aeabi_object_attribute): New method definition.
1482 (Target_arm::attributes_section_data_): New data member declaration.
1483 (read_arm_attributes_section): New template definition.
1484 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1485 (Arm_dynobj::do_read_symbols): Ditto.
1486 (Target_arm::do_finalize_sections): Merge attributes sections from
1487 input. Check for BLX use after attributes section merging.
1488 Fix __exidx_start and __exidx_end visibility. Create an
1489 .ARM.attributes section if necessary.
1490 (Target_arm::get_secondary_compatible_arch,
1491 Target_arm::set_secondary_compatible_arch,
1492 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1493 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1494 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1495 New method definitions.
1497 2009-12-09 Ian Lance Taylor <iant@google.com>
1499 * plugin.cc (Plugin::load): Don't cast from void* to a function
1502 2009-12-09 Ian Lance Taylor <iant@google.com>
1504 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1507 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1509 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1510 Replace two_file_shared_1.so with two_file_shared_2.so.
1511 * testsuite/Makefile.in: Regenerated.
1513 2009-12-08 Doug Kwan <dougkwan@google.com>
1515 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1516 (HFILES): Add attributes.h and int_encoding.h.
1517 * Makefile.in: Regenerate.
1518 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1519 function definitions to int_encoding.cc
1520 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1521 prototypes to int_encoding.h
1522 * reduced_debug_output.cc (int_encoding.h): New include.
1523 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1524 function definitions to int_encoding.cc
1525 (insert_into_vector, read_from_pointer): Move template definitions to
1527 * attributes.cc: New file.
1528 * attributes.h: New file.
1529 * int_encoding.cc: New file.
1530 * int_encoding.h: New file.
1532 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1535 * incremental-dump.cc (dump_incremental_inputs): New.
1536 (main): Use dump_incremental_inputs.
1538 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1541 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1542 checking elfcpp::STT_FUNC.
1543 (Target_i386::Relocate::relocate): Likewise.
1544 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1546 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1547 symbols from shared libraries into normal FUNC symbols.
1549 * symtab.h (Symbol): Add is_func and use it.
1551 2009-12-05 Doug Kwan <dougkwan@google.com>
1553 * arm.cc (Target_arm::arm_info): Initialize new fields
1554 attributes_section and attributes_vendor.
1555 * i386.cc (Target_i386::i386_info): Same.
1556 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1557 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1558 fields attributes_section and attributes_vendor.
1559 * sparc.cc (Target_sparc::sparc_info): Same.
1560 * target.h (Target::attributes_section, Target::attributes_vendor,
1561 Target::is_attributes_section, Target::attribute_arg_type,
1562 Target::attributes_order): New method definitions.
1563 (Target::Target_info::attributes_section,
1564 Target::Target_info::attributes_vendor): New fields.
1565 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1566 virtual method definitions.
1567 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1568 attributes_section and attributes_vendor.
1569 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1571 2009-12-05 Doug Kwan <dougkwan@google.com>
1573 * arm.cc: Update comments about interworking and stub generation.
1574 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1575 considered as non-PIC.
1576 (Arm_relocate_functions::base_abs): Fix formatting.
1577 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1578 of function to use GOT entry address instead of offset.
1579 (Target_arm::Scan::global): Issue an error if a symbol would need a
1580 PLT does not get one because it is untyped. Remove code to create
1581 dynamic symbols for relative branches.
1582 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1583 takes unsigned integer instead of boolean.
1585 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1587 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1588 (two_file_test_LDADD): Likewise.
1589 (common_test_1_LDADD): Likewise.
1590 (exception_test_LDADD) Likewise.
1591 (weak_test_LDADD): Likewise.
1592 (many_sections_test_LDADD): Likewise.
1593 (initpri1_LDADD): Likewise.
1594 (script_test_1_LDADD): Likewise.
1595 (script_test_2_LDADD): Likewise.
1596 (justsyms_LDADD): Likewise.
1597 (binary_test_LDADD): Likewise.
1598 (large_LDADD): Likewise.
1599 * testsuite/Makefile.in: Regenerated.
1601 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1603 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1604 (Symbol_table::override_with_special): Likewise.
1605 (Symbol_table::add_from_object): Likewise.
1607 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1609 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1610 Don't set the data_offset twice.
1612 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1614 * testsuite/Makefile.in: Regenerate.
1616 2009-12-03 Doug Kwan <dougkwan@google.com>
1618 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1619 (Target_arm::do_finalize_sections): Add parameter for symbol table
1620 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1621 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1622 parameter for symbol table pointer.
1623 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1624 an additional parameter for a pointer to symbol table.
1625 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1626 parameter for a symbol table pointer.
1627 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1628 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1630 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1631 parameter for a symbol table pointer.
1633 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1635 * incremental.cc (Incremental_inputs_header)
1636 (Incremental_inputs_header_write, Incremental_inputs_entry)
1637 (Incremental_inputs_entry_write): Move ...
1638 * incremental.h (Incremental_inputs_header)
1639 (Incremental_inputs_header_write, Incremental_inputs_entry)
1640 (Incremental_inputs_entry_write): here.
1642 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1644 * incremental.cc (make_sized_incremental_binary): Set the target.
1645 Error if it is incompatible.
1646 * output.h (Output_file): Add filename method.
1648 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1650 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1651 from the get_* methods.
1653 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1655 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1656 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1657 Write 0 for the data_offset of scripts.
1659 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1661 * testsuite/Makefile.am: Add the incremental_test.sh test.
1662 * testsuite/incremental_test.sh: New.
1663 * testsuite/incremental_test_1.c: New.
1664 * testsuite/incremental_test_2.c: New.
1666 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1668 * incremental-dump.cc (main): Fix typos.
1670 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1673 * incremental-dump.cc (main): Use llu to print 64 bit values.
1675 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1676 H.J. Lu <hongjiu.lu@intel.com>
1678 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1680 (incremental_dump_LDADD): Likewise.
1681 * Makefile.in: Regenerated.
1683 2009-11-25 Doug Kwan <dougkwan@google.com>
1687 2009-11-25 Doug Kwan <dougkwan@google.com>
1689 * arm.cc (Target_arm::Target_arm): Move method definition
1690 outside of class definition. Add code to handle
1691 --target1-rel, --target1-abs and --target2= options.
1692 (Target_arm::get_reloc_reloc_type): Change method to be
1693 non-static and const.
1694 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1695 New data member declaration.
1696 (Target_arm::Scan::local, Target_arm::Scan::global,
1697 Target_arm::Relocate::relocate,
1698 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1699 Adjust call to Target_arm::get_real_reloc_type.
1700 (Target_arm::get_real_reloc_type): Use command line options
1701 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1702 * options.h (--target1-rel, --target1-abs, --target2): New
1705 2009-11-25 Doug Kwan <dougkwan@google.com>
1707 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1708 class definition. Add code to handle --target1-rel, --target1-abs
1709 and --target2= options.
1710 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1712 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1714 (Target_arm::Scan::local, Target_arm::Scan::global,
1715 Target_arm::Relocate::relocate,
1716 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1717 call to Target_arm::get_real_reloc_type.
1718 (Target_arm::get_real_reloc_type): Use command line options to
1719 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1720 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1723 2009-11-25 Doug Kwan <dougkwan@google.com>
1725 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1726 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1727 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1729 (Arm_relocate_functions::thm_call): Replace body with a call to
1730 Arm_relocate_functions::thumb_branch_common.
1731 (Arm_relocate_functions::thm_jump24,
1732 Arm_relocate_functions::thm_xpc22): New method definitions.
1733 (Arm_relocate_functions::thumb_branch_common): New method definition.
1734 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1736 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1737 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1739 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1741 * Makefile.am: Build incremental-dump
1742 * Makefile.in: Regenerate.
1743 * incremental-dump.cc: New.
1744 * incremental.cc (Incremental_inputs_header_data,
1745 Incremental_inputs_entry_data): Move to incremental.h
1746 * incremental.h: (Incremental_inputs_header_data,
1747 Incremental_inputs_entry_data): Move from incremental.cc
1749 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1751 * incremental.cc (Incremental_inputs_header,
1752 Incremental_inputs_header_write, Incremental_inputs_entry,
1753 Incremental_inputs_entry_write): Add a typedef with the data type.
1755 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1757 * incremental.cc (Incremental_inputs_header,
1758 Incremental_inputs_header_write, Incremental_inputs_entry,
1759 Incremental_inputs_entry_write): Update comment about which
1760 type has the filed descriptions.
1762 2009-11-15 Doug Kwan <dougkwan@google.com>
1764 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1765 (Arm_relocate_functions::arm_branch_common): Change method defintion
1766 in class definition to a method declaration and update list of formal
1768 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1769 Arm_relocation_functions::jump24): Adjust call to
1770 Arm_relocate_functions::arm_branch_common. Update list of formal
1772 (Arm_relocate_functions::xpc25): New method definition.
1773 (Arm_relocate_functions::arm_branch_common): Move method defintion
1774 out from class definition. Use stubs for mode-switching and extending
1776 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1777 specially. Change code to enable use of stubs in ARM branches.
1779 2009-11-10 Doug Kwan <dougkwan@google.com>
1781 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1782 in method declaration.
1783 (Target_arm::relocate_stub): New method declaration.
1784 (Target_arm::default_target): Change to return a pointer instead of
1786 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1787 Target_arm::default_target.
1788 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1790 (Target_arm::relocate_section): Adjust view.
1791 (Target_arm::relocate_stub): New method definition.
1793 2009-11-10 Doug Kwan <dougkwan@google.com>
1795 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1797 * incremental.cc (open_incremental_binary): Initialized local
1798 variables to avoid warnings.
1799 * object.cc (make_elf_object): Ditto.
1800 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1803 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1806 * testsuite/plugin_test.c: Include "config.h".
1808 2009-11-09 Doug Kwan <dougkwan@google.com>
1810 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1811 (arm_symbol_value): Remove.
1812 (Arm_relocate_functions::arm_branch_common,
1813 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1814 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1815 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1816 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1817 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1818 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1819 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1820 Arm_relocate_functions::thm_mobw_abs_nc,
1821 Arm_relocate_functions::thm_mov_abs,
1822 Arm_relocate_functions::movw_prel_nc,
1823 Arm_relocate_functions::thm_movt_abs,
1824 Arm_relocate_functions::movt_prel,
1825 Arm_relocate_functions::thm_movw_prel_nc,
1826 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1827 (Target_arm::Relocate::relocate): Only decompose address into two
1828 parts if relocation type uses the thumb-bit and pass the actual
1829 bit instead of a flag indicating that the thumb-bit is used. Adjust
1830 calls to methods in Arm_relocate_functions for this change.
1832 2009-11-08 Ian Lance Taylor <iant@google.com>
1835 * reloc.cc: Instantiate
1836 Sized_relobj::initialize_input_to_output_maps and
1837 Sized_relobj:free_input_to_output_maps.
1839 2009-11-06 Ian Lance Taylor <iant@google.com>
1842 * defstd.cc (in_segment): Set only_if_ref true for "end".
1844 2009-11-06 Doug Kwan <dougkwan@google.com>
1846 * arm.cc (class Reloc_stub): Correct a comment.
1847 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1848 (Target_arm::scan_section_for_stubs): New method declaration.
1849 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1850 Change methods from private to protected.
1851 (Target_arm::do_may_relax): New method definition.
1852 (Target_arm::do_relax, Target_arm::group_sections,
1853 Target_arm::scan_reloc_for_stub,
1854 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1855 (Target_arm::arm_input_section_map_): New data member declaration.
1856 (Target_arm::scan_reloc_for_stub,
1857 Target_arm::scan_reloc_section_for_stubs,
1858 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1859 Target_arm::do_relax): New method definitions.
1861 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1863 * configure.ac: Check for (struct stat)::st_mtim
1864 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1865 * config.in: Regenerate.
1866 * configure: Regenerate.
1868 2009-11-05 Ian Lance Taylor <iant@google.com>
1871 * output.cc (Output_segment::add_output_section): Add missing
1874 2009-11-04 Ian Lance Taylor <iant@google.com>
1877 * object.h (class Object): Add is_needed and set_is_needed
1878 methods. Add is_needed_ field. Make bool fields into bitfields.
1879 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1880 defined in a dynamic object and referenced by a regular object,
1881 set is_needed for the dynamic object.
1882 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1883 if the file is marked with as_needed and it is not needed.
1885 2009-11-04 Ian Lance Taylor <iant@google.com>
1888 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1889 tags if data is discarded by linker script.
1890 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1891 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1892 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1893 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1895 2009-11-04 Ian Lance Taylor <iant@google.com>
1897 * layout.cc (Layout::get_output_section): Add is_interp and
1898 is_dynamic_linker_section parameters. Change all callers.
1899 (Layout::choose_output_section): Likewise.
1900 (Layout::make_output_section): Likewise.
1901 (Layout::add_output_section_data): Add is_dynamic_linker_section
1902 parameter. Change all callers.
1903 * layout.h (class Layout): Update declarations.
1904 * output.h (class Output_section): Add is_interp, set_is_interp,
1905 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1906 Add is_interp_, is_dynamic_linker_section_ fields. Change
1907 generate_code_fills_at_write_ to a bitfield.
1908 * output.cc (Output_section::Output_sections): Initialize new
1910 (Output_segment::add_output_section): Add do_sort parameter.
1913 2009-11-03 Ian Lance Taylor <iant@google.com>
1916 * options.h (class General_options): Add --warn-common.
1917 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1918 merging two common symbols.
1919 (Symbol_table::should_override): Handle --warn-common when merging
1920 a common symbol with a defined symbol. Use report_resolve_problem
1921 for multiple definitions.
1922 (Symbol_table::report_resolve_problem): New function.
1923 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1925 2009-11-03 Doug Kwan <dougkwan@google.com>
1927 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1929 (Target_arm::stub_factory): New method definition.
1930 (Target_arm::new_arm_input_section,
1931 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1932 Target_arm::reloc_uses_thumb_bit): New method declarations.
1933 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1934 New type definitions.
1935 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1936 member declarations.
1937 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1938 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1939 New method definitions.
1941 2009-11-03 Ian Lance Taylor <iant@google.com>
1943 * options.h (class General_options): Add --warn_constructors.
1945 2009-11-03 Ian Lance Taylor <iant@google.com>
1948 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1949 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1951 2009-11-03 Ian Lance Taylor <iant@google.com>
1954 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1955 --msgid-bugs-address.
1956 (install-pdf): New target.
1957 (install-data_yes): Look up one directory to find mkinstalldirs.
1959 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1961 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1964 2009-10-30 Doug Kwan <dougkwan@google.com>
1966 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1968 2009-10-30 Doug Kwan <dougkwan@google.com>
1970 * arm.cc (Stub_addend_reader): New struct template definition
1971 and partial specializations.
1972 (Stub_addend_reader::operator()): New method definition for a
1973 partially specialized template.
1975 2009-10-30 Doug Kwan <dougkwan@google.com>
1977 * arm.cc (Arm_relobj::processor_specific_flags): New method
1979 (Arm_relobj::do_read_symbols): New method declaration.
1980 (Arm_relobj::processor_specific_flags_): New data member declaration.
1981 (Arm_dynobj): New class definition.
1982 (Target_arm::do_finalize_sections): Add input_objects parameter.
1983 (Target_arm::do_adjust_elf_header): New method declaration.
1984 (Target_arm::are_eabi_versions_compatible,
1985 (Target_arm::merge_processor_specific_flags): New method declaration.
1986 (Target_arm::do_make_elf_object): New overloaded method definitions
1988 (Arm_relobj::do_read_symbols): New method definition.
1989 (Arm_dynobj::do_read_symbols): Ditto.
1990 (Target_arm::do_finalize_sections): Add input_objects parameters.
1991 Merge processor-specific flags from all input objects.
1992 (Target_arm::are_eabi_versions_compatible,
1993 Target_arm::merge_processor_specific_flags,
1994 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1995 New method definitions.
1996 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1997 Input_objects pointer type parameter.
1998 * layout.cc (Layout::finalize): Pass input objects to target's.
1999 finalize_sections function.
2000 * output.cc (Output_file_header::do_sized_write): Set ELF file
2001 header's processor-specific flags.
2002 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2003 Input_objects pointer type parameter.
2004 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2005 * target.h (Input_objects): New forward class declaration.
2006 (Target::processor_specific_flags,
2007 Target::are_processor_specific_flags_sect): New method definitions.
2008 (Target::finalize_sections): Add input_objects parameter.
2009 (Target::Target): Initialize processor_specific_flags_ and
2010 are_processor_specific_flags_set_.
2011 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2013 (Target::set_processor_specific_flags): New method definition.
2014 (Target::processor_specific_flags_,
2015 Target::are_processor_specific_flags_set_): New data member
2017 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2018 Input_objects pointer type parameter.
2020 2009-10-30 Doug Kwan <dougkwan@google.com>
2022 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2024 2009-10-28 Ian Lance Taylor <iant@google.com>
2026 * object.h (class Relobj): Drop options parameter from
2027 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2028 do_scan_relocs, do_relocate. Change all callers.
2029 (class Sized_relobj): Drop options parameters from
2030 do_gc_process_relocs, do_scan_relocs, do_relocate,
2031 do_relocate_sections, relocate_sections, emit_relocs_scan,
2032 emit_relocs_scan_reltype. Change all callers.
2033 (struct Relocate_info): Remove options field and all references to
2035 * reloc.h (class Read_relocs): Remove options constructor
2036 parameter and options_ field. Change all callers.
2037 (class Gc_process_relocs, class Scan_relocs): Likewise.
2038 (class Relocate_task): Likewise.
2039 * target-reloc.h (scan_relocs): Remove options parameter. Change
2041 (scan_relocatable_relocs): Likewise.
2042 * target.h (class Sized_target): Remove options parameter from
2043 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2045 * gc.h (gc_process_relocs): Remove options parameter. Change all
2047 * arm.cc: Update functions to remove options parameters.
2048 * i386.cc: Likewise.
2049 * powerpc.cc: Likewise.
2050 * sparc.cc: Likewise.
2051 * x86_64.cc: Likewise.
2052 * testsuite/testfile.cc: Likewise.
2054 2009-10-28 Doug Kwan <dougkwan@google.com>
2056 * arm.cc (Arm_relobj): New class definition.
2057 (Arm_relobj::scan_sections_for_stubs,
2058 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2059 New method definitions.
2061 2009-10-28 Cary Coutant <ccoutant@google.com>
2063 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2064 (Plugin::cleanup_done_): New member.
2065 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2066 (Plugin_manager::cleanup_done_): Remove.
2067 (Plugin_manager::add_input_file): Edit error message.
2068 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2069 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2071 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2073 * fileread.cc: (File_read::View::~View): Use the new
2074 data_ownership_ filed.
2075 (File_read::~File_read): Dispose the new whole_file_view_.
2076 (File_read::open): Mmap the whole file if needed.
2077 (File_read::open): Use whole_file_view_ instead of contents_.
2078 (File_read::find_view): Use whole_file_view_ if applicable.
2079 (File_read::do_read): Use whole_file_view_ instead of contents_.
2080 (File_read::make_view): Use whole_file_view_ instead of contents_,
2081 update File_read::View::View call.
2082 (File_read::find_or_make_view): Update File_read::View::View
2084 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2086 (File_read::View::Data_ownership): New enum.
2087 (File_read::View::View): Replace bool mapped_ with Data_ownership
2089 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2090 (File_read::View::data_ownership_): New field.
2091 (File_read::contents_): Remove (replaced by whole_file_view_).
2092 (File_read::whole_file_view_): New field.
2093 * options.h (class General_options): Add --keep-files-mapped.
2095 2009-10-27 Cary Coutant <ccoutant@google.com>
2097 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2098 * testsuite/Makefile.am (plugin_test_5): New test case.
2099 * testsuite/Makefile.in: Regenerate.
2101 2009-10-25 Doug Kwan <dougkwan@google.com>
2103 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2104 from private to protected to allow access by child class.
2105 (Sized_relobj::do_relocate_sections): New method declaration.
2106 (Sized_relobj::relocate_sections): Virtualize.
2107 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2108 Sized_relobj::relocate_sections. Instantiate template explicitly
2109 for different target sizes and endianity.
2111 2009-10-24 Doug Kwan <dougkwan@google.com>
2113 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2114 (Arm_input_section::as_arm_input_section): New method.
2115 (Arm_output_section): New class definition.
2116 (Arm_output_section::create_stub_group,
2117 Arm_output_section::group_sections): New method definitions.
2119 2009-10-22 Doug Kwan <dougkwan@google.com>
2121 * arm.cc (Arm_input_section): New class definition.
2122 (Arm_input_section::init, Arm_input_section:do_write,
2123 Arm_input_section::set_final_data_size,
2124 Arm_input_section::do_reset_address_and_file_offset): New method
2127 2009-10-21 Doug Kwan <dougkwan@google.com>
2129 * arm.cc (Stub_table, Arm_input_section): New forward class
2131 (Stub_table): New class defintion.
2132 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2133 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2134 New method definition.
2136 2009-10-21 Doug Kwan <dougkwan@google.com>
2138 * arm.cc: Update copyright comments.
2139 (Target_arm): New forward class template declaration.
2140 (Arm_address): New type.
2141 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2142 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2143 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2145 (Insn_template): Same.
2146 (DEF_STUBS): New macro.
2147 (Stub_type): New enum type.
2148 (Stub_template): New class definition.
2151 (Stub_factory): Same.
2152 (Target_arm::Target_arm): Initialize may_use_blx_ and
2153 should_force_pic_veneer_.
2154 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2155 Target_arm::should_force_pic_veneer,
2156 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2157 Target_arm::using_thumb_only, Target_arm:;default_target): New
2159 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2160 New data member declarations.
2161 (Insn_template::size, Insn_template::alignment): New method defintions.
2162 (Stub_template::Stub_template): New method definition.
2163 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2164 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2165 (Stub_factory::Stub_factory): New method definition.
2166 * gold.h (string_hash): New template.
2167 * output.h (Input_section_specifier::hash_value): Use
2169 (Input_section_specifier::string_hash): Remove.
2170 * stringpool.cc (Stringpool_template::string_hash): Use
2173 2009-10-20 Doug Kwan <dougkwan@google.com>
2175 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2176 symbols of relaxed input sections.
2177 * output.h (Output_section::find_relaxed_input_section): Make
2180 2009-10-16 Doug Kwan <dougkwan@google.com>
2182 * dynobj.cc (Versions::Versions): Initialize version_script_.
2183 Only insert base version symbol definition for a shared object
2184 if version script defines any version versions.
2185 (Versions::define_base_version): New method definition.
2186 (Versions::add_def): Check that base version is not needed.
2187 (Versions::add_need): Define base version lazily.
2188 * dynobj.h (Versions::define_base_version): New method declaration.
2189 (Versions::needs_base_version_): New data member declaration.
2190 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2191 (check_DATA): Add no_version_test.stdout.
2192 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2194 * testsuite/Makefile.in: Regenerate.
2195 * testsuite/no_version_test.c: New file.
2196 * testsuite/no_version_test.sh: Ditto.
2198 2009-10-16 Doug Kwan <dougkwan@google.com>
2200 * expression.cc (class Segment_start_expression): New class definition.
2201 (Segment_start_expression::value): New method definition.
2202 (script_exp_function_segment_start): Return a new
2203 Segment_start_expression.
2204 * gold/script-c.h (script_saw_segment_start_expression): New function
2206 * script-sections.cc (Script_sections::Script_sections): Initialize
2207 SAW_SEGMENT_START_EXPRESSION_ to false.
2208 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2209 and -Tbbs options to specify section addresses if given in
2210 command line and no SEGMENT_START expression is seen in a script.
2211 * script-sections.h (Script_sections::saw_segment_start_expression,
2212 Script_sections::set_saw_segment_start_expression): New method
2214 (Script_sections::saw_segment_start_expression_): New data member
2216 * script.cc (script_saw_segment_start_expression): New function.
2217 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2218 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2219 script_test_7.sh and script_test_8.sh.
2220 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2221 script_test_8.stdout.
2222 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2223 (script_test_6, script_test_6.stdout, script_test_7,
2224 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2225 * Makefile.in: Regenerate.
2226 * testsuite/script_test_6.sh: New file.
2227 * testsuite/script_test_6.t: Same.
2228 * testsuite/script_test_7.sh: Same.
2229 * testsuite/script_test_7.t: Same.
2230 * testsuite/script_test_8.sh: Same.
2232 2009-10-16 Doug Kwan <dougkwan@google.com>
2234 * output.cc (Output_segment::set_section_list_address): Cast
2235 expressions to unsigned long long type to avoid format warnings.
2237 2009-10-15 Ian Lance Taylor <iant@google.com>
2239 * script.cc (Script_options::add_symbol_assignment): Always add a
2240 dot assignment to script_sections_.
2241 * script-sections.cc (Script_sections::add_dot_assignment):
2242 Initialize if necessary.
2244 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2245 program headers with no load segment if there is a linker script.
2247 * layout.cc (Layout::set_segment_offsets): Align the file offset
2248 to the segment aligment for -N or -n with no load segment.
2249 * output.cc (Output_segment::add_output_section): Don't crash if
2250 the first section is a TLS section.
2251 (Output_segment::set_section_list_addresses): Print an error
2252 message if the address moves backward in a linker script.
2253 * script-sections.cc
2254 (Output_section_element_input::set_section_addresses): Don't
2255 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2256 (Orphan_output_section::set_section_addresses): Likewise.
2258 2009-10-15 Doug Kwan <dougkwan@google.com>
2260 * layout.cc (Layout::finish_dynamic_section): Generate tags
2261 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2262 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2263 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2265 2009-10-14 Ian Lance Taylor <iant@google.com>
2267 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2269 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2270 data_shdr fields of relinfo.
2271 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2272 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2273 R_386_TLS_LDO_32, adjust based on section flags.
2274 (Target_i386::Relocate::fix_up_ldo): Remove.
2276 2009-10-13 Ian Lance Taylor <iant@google.com>
2278 Add support for -pie.
2279 * options.h (class General_options): Add -pie and
2281 (General_options::output_is_position_independent): Test -pie.
2282 (General_options::output_is_executable): Return true if not shared
2283 and not relocatable.
2284 (General_options::output_is_pie): Remove.
2285 * options.cc (General_options::finalize): Reject incompatible uses
2287 * gold.cc (queue_middle_tasks): A -pie link is not static.
2288 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2289 * symtab.cc (Symbol::final_value_is_known): Return false if
2290 output_is_position_independent.
2291 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2292 output_is_position_independent.
2293 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2294 output_is_position_independent.
2295 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2296 output_is_position_independent.
2297 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2299 (basic_pie_test.o, basic_pie_test): New targets.
2300 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2301 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2302 (two_file_pie_test): New target.
2303 * testsuite/Makefile.in: Rebuild.
2304 * README: Remove note saying that -pie is not supported.
2306 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2308 * options.h (class General_options): Add -init and -fini.
2309 * layout.cc (Layout::finish_dynamic_section): Emit
2310 given init and fini functions.
2312 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2314 * gc.h (gc_process_relocs): Check if icf is enabled using new
2316 * gold.cc (queue_initial_tasks): Likewise.
2317 (queue_middle_tasks): Likewise.
2318 * object.cc (do_layout): Likewise.
2319 * symtab.cc (is_section_folded): Likewise.
2320 * main.cc (main): Likewise.
2321 * reloc.cc (Read_relocs::run): Likewise.
2322 (Sized_relobj::do_scan_relocs): Likewise.
2323 * icf.cc (is_function_ctor_or_dtor): New function.
2324 (Icf::find_identical_sections): Check if function is ctor or dtor when
2326 * options.h (General_options::icf): Change option to be an enum.
2327 (Icf_status): New enum.
2328 (icf_enabled): New method.
2329 (icf_safe_folding): New method.
2330 (set_icf_status): New method.
2331 (icf_status_): New variable.
2332 * (options.cc) (General_options::finalize): Set icf_status_.
2333 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2334 icf_test and icf_keep_unique_test to use the --icf enum flag.
2335 * testsuite/icf_safe_test.sh: New file.
2336 * testsuite/icf_safe_test.cc: New file.
2338 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2340 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2341 includes to gc.h and icf.h.
2342 * arm.cc: Include gc.h.
2343 * gold.cc: Likewise.
2344 * i386.cc: Likewise.
2345 * powerpc.cc: Likewise.
2346 * sparc.cc: Likewise.
2347 * x86_64.cc: Likewise.
2348 * gc.h: Include icf.h.
2350 2009-10-11 Ian Lance Taylor <iant@google.com>
2352 * plugin.cc: Include "gold.h" before other header files.
2354 2009-10-10 Chris Demetriou <cgd@google.com>
2356 * options.h (Input_file_argument::Input_file_type): New enum.
2357 (Input_file_argument::is_lib_): Replace with...
2358 (Input_file_argument::type_): New member.
2359 (Input_file_argument::Input_file_argument): Take Input_file_type
2360 'type' rather than boolean 'is_lib' as second argument.
2361 (Input_file_argument::is_lib): Use type_.
2362 (Input_file_argument::is_searched_file): New function.
2363 (Input_file_argument::may_need_search): Handle is_searched_file.
2364 * options.cc (General_options::parse_library): Support -l:filename.
2365 (General_options::parse_just_symbols): Update for Input_file_argument
2367 (Command_line::process): Likewise.
2368 * archive.cc (Archive::get_file_and_offset): Likewise.
2369 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2370 * script.cc (read_script_file, script_add_file): Likewise.
2371 * fileread.cc (Input_file::Input_file): Likewise.
2372 (Input_file::will_search_for): Handle is_searched_file.
2373 (Input_file::open): Likewise.
2374 * readsyms.cc (Read_symbols::get_name): Likewise.
2375 * testsuite/Makefile.am (searched_file_test): New test.
2376 * testsuite/Makefile.in: Regenerate.
2377 * testsuite/searched_file_test.cc: New file.
2378 * testsuite/searched_file_test_lib.cc: New file.
2380 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2381 Ian Lance Taylor <iant@google.com>
2383 * descriptor.cc: Include <cstdio> and "binary-io.h".
2384 (Descriptors::open): Open the files in binary mode always.
2385 * script.cc (Lex::get_token): Treat \r as whitespace.
2387 2009-10-09 Ian Lance Taylor <iant@google.com>
2389 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2391 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2392 Ian Lance Taylor <iant@google.com>
2394 * configure.ac: Check for readv function also.
2395 * fileread.cc (readv): Define if not HAVE_READV.
2396 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2398 * config.in: Regenerate.
2399 * configure: Regenerate.
2401 2009-10-09 Doug Kwan <dougkwan@google.com>
2403 * layout.cc (Layout::make_output_section): Call target hook to make
2404 ordinary output section.
2405 (Layout::finalize): Adjust parameter list of call the
2406 Target::may_relax().
2407 * layout.h (class Layout::section_list): New method.
2408 * merge.h (Output_merge_base::entsize): Change visibility to public.
2409 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2411 (Output_merge_string::do_is_string): New method.
2412 * object.cc (Sized_relobj::do_setup): renamed from
2413 Sized_relobj::set_up.
2414 * object.h (Sized_relobj::adjust_shndx,
2415 Sized_relobj::initializ_input_to_output_maps,
2416 Sized_relobj::free_input_to_output_maps): Change visibilities to
2418 (Sized_relobj::setup): Virtualize.
2419 (Sized_relobj::do_setup): New method declaration.
2420 (Sized_relobj::invalidate_section_offset,
2421 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2422 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2423 * options.cc (parse_int): New function.
2424 * options.h (parse_int): New declaration.
2425 (DEFINE_int): New macro.
2426 (stub_group_size): New option.
2427 * output.cc (Output_section::Output_section): Initialize memebers
2428 merge_section_map_, merge_section_by_properties_map_,
2429 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2430 (Output_section::add_input_section): Handled deferred code-fill
2431 generation and remove an old comment.
2432 (Output_section::add_relaxed_input_section): New method definition.
2433 (Output_section::add_merge_input_section): Use merge section by
2434 properties map to speed to search. Update merge section maps
2436 (Output_section::build_relaxation_map): New method definition.
2437 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2439 (Output_section::relax_input_section): Renamed to
2440 Output_section::convert_input_sections_to_relaxed_sections and change
2441 interface to take a vector of pointers to relaxed sections.
2442 (Output_section::find_merge_section,
2443 Output_section::find_relaxed_input_section): New method definitions.
2444 (Output_section::is_input_address_mapped,
2445 Output_section::output_offset, Output_section::output_address):
2446 Use output section data maps to speed up searching.
2447 (Output_section::find_starting_output_address): Add comments.
2448 (Output_section::do_write,
2449 Output_section::write_to_postprocessing_buffer): Do code-fill
2450 generation as appropriate.
2451 (Output_section::get_input_sections): Invalidate relaxed input section
2453 (Output_section::restore_states): Adjust type of checkpoint .
2454 Invalidate relaxed input section map.
2455 * output.h (Output_merge_base): New class declaration.
2456 (Input_section_specifier): New class defintion.
2457 (class Output_relaxed_input_section) Change base class to
2458 Output_section_data_build.
2459 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2460 base class initializer.
2461 (Output_section::add_relaxed_input_section): New method declaration.
2462 (Output_section::Input_section): Change visibility to protected.
2463 (Output_section::Input_section::relobj,
2464 Output_section::Input_section::shndx): Handle relaxed input sections.
2465 Output_section::input_sections) Change visibility to protected. Also
2466 define overload to return a non-const pointer.
2467 (Output_section::Merge_section_properties): New class defintion.
2468 (Output_section::Merge_section_by_properties_map,
2469 Output_section::Output_section_data_by_input_section_map,
2470 Output_section::Relaxation_map): New types.
2471 (Output_section::relax_input_section): Rename method to
2472 Output_section::convert_input_sections_to_relaxed_sections and change
2473 interface to take a vector of relaxed section pointers.
2474 (Output_section::find_merge_section,
2475 Output_section::find_relaxed_input_section,
2476 Output_section::build_relaxation_map,
2477 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2478 New method declarations.
2479 (Output_section::merge_section_map_
2480 Output_section::merge_section_by_properties_map_,
2481 Output_section::relaxed_input_section_map_,
2482 Output_section::is_relaxed_input_section_map_valid_,
2483 Output_section::generate_code_fills_at_write_): New data members.
2484 * script-sections.cc
2485 (Output_section_element_input::set_section_addresses): Call
2486 current_data_size and addralign methods of relaxed input sections.
2487 (Orphan_output_section::set_section_addresses): Call current_data_size
2488 and addralign methods of relaxed input sections.
2489 * symtab.cc (Symbol_table::compute_final_value): Extract template
2490 from the body of Symbol_table::sized_finalize_symbol.
2491 (Symbol_table::sized_finalized_symbol): Call
2492 Symbol_table::compute_final_value.
2493 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2494 (Symbol_table::compute_final_value): New templated method declaration.
2495 * target.cc (Target::do_make_output_section): New method defintion.
2496 * target.h (Target::make_output_section): New method declaration.
2497 (Target::relax): Add more parameters for input objects, symbol table
2498 and layout. Adjust call to do_relax.
2499 (Target::do_make_output_section): New method declaration.
2500 (Target::do_relax): Add parameters for input objects, symbol table
2503 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2505 * pread.c: Include stdio.h.
2507 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2509 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2512 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2514 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2515 Change read_shndx type to unsigned int.
2516 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2518 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2519 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2520 Change read_shndx type to unsigned int.
2521 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2523 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2524 * layout.cc (Layout::create_symtab_sections): Cast the result of
2525 local_symcount * symsize to off_t in the gold_assert.
2527 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2529 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2530 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2532 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2533 (Arm_relocate_functions::thm_abs5): New function.
2534 (Arm_relocate_functions::abs12): New function.
2535 (Arm_relocate_functions::abs16): New function.
2536 (Arm_relocate_functions::base_abs): New function.
2537 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2538 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2539 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2541 (Scan::global): Likewise.
2542 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2543 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2544 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2545 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2548 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2550 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2551 (Arm_relocate_functions::movt_prel): New function.
2552 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2553 (Arm_relocate_functions::thm_movt_prel): New function.
2554 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2555 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2556 (Scan::global, Relocate::relocate): Likewise.
2557 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2559 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2561 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2562 Incremental_checker.
2563 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2565 (class Incremental_inputs_header): New class.
2566 (Incremental_inputs_header_writer): Edit comment.
2567 (Incremental_inputs_entry): New class.
2568 (Incremental_inputs_entry_writer): Edit comment.
2569 (Sized_incremental_binary::do_find_incremental_inputs_section):
2570 Add *strtab_shndx parameter, fill it.
2571 (Sized_incremental_binary::do_check_inputs): New method.
2572 (Incremental_checker::can_incrementally_link_output_file): Use
2573 Sized_incremental_binary::check_inputs.
2574 (Incremental_inputs::report_command_line): Save command line in
2577 (Incremental_binary::find_incremental_inputs_section): New
2579 (Incremental_binary::do_find_incremental_inputs_section): Add
2580 strtab_shndx parameter.
2581 (Incremental_binary::do_check_inputs): New pure virtual method.
2582 (Sized_incremental_binary::do_check_inputs): Declare.
2583 (Incremental_checker::Incremental_checker): Add incremental_inputs
2584 parameter, use it to initialize incremental_inputs_.
2585 (Incremental_checker::incremental_inputs_): New field.
2586 (Incremental_checker::command_line): New method.
2587 (Incremental_checker::inputs): New method.
2588 (Incremental_checker::command_line_): New field.
2590 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2592 * incremental.cc: Include <cstdarg> and "target-select.h".
2593 (vexplain_no_incremental): New function.
2594 (explain_no_incremental): New function.
2595 (Incremental_binary::error): New method.
2596 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2598 (make_sized_incremental_binary): New function.
2599 (open_incremental_binary): New function.
2600 (can_incrementally_link_file): Add checks if output is ELF and has
2602 * incremental.h: Include "elfcpp_file.h" and "output.h".
2603 (Incremental_binary): New class.
2604 (Sized_incremental_binary): New class.
2605 (open_incremental_binary): Declare.
2606 * object.cc (is_elf_object): Use
2607 elfcpp::Elf_recognizer::is_elf_file.
2608 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2609 * output.h (Output_file::filesize): New method.
2611 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2613 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2615 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2616 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2618 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2620 (Arm_relocate_functions::movw_abs_nc): New function.
2621 (Arm_relocate_functions::movt_abs): New function.
2622 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2623 (Arm_relocate_functions::thm_movt_abs): New function.
2624 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2625 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2626 (Scan::global): Likewise.
2627 (Relocate::relocate): Likewise.
2628 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2630 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2632 * arm.cc (Arm_relocate_functions::got_prel) New function.
2633 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2634 (Relocate::relocate): Likewise.
2635 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2637 2009-10-06 Ian Lance Taylor <iant@google.com>
2639 * options.h (class General_options): Define
2640 split_stack_adjust_size parameter.
2641 * object.h (class Object): Add uses_split_stack_ and
2642 has_no_split_stack_ fields. Add uses_split_stack and
2643 has_no_split_stack accessor functions. Declare
2644 handle_split_stack_section.
2645 (class Reloc_symbol_changes): Define.
2646 (class Sized_relobj): Define Function_offsets. Declare
2647 split_stack_adjust, split_stack_adjust_reltype, and
2649 * object.cc (Object::handle_split_stack_section): New function.
2650 (Sized_relobj::do_layout): Call handle_split_stack_section.
2651 * dynobj.cc (Sized_dynobj::do_layout): Call
2652 handle_split_stack_section.
2653 * reloc.cc (Sized_relobj::relocate_sections): Call
2654 split_stack_adjust for executable sections in split_stack
2655 objects. Pass reloc_map to relocate_section.
2656 (Sized_relobj::split_stack_adjust): New function.
2657 (Sized_relobj::split_stack_adjust_reltype): New function.
2658 (Sized_relobj::find_functions): New function.
2659 * target-reloc.h: Include "object.h".
2660 (relocate_section): Add reloc_symbol_changes parameter. Change
2662 * target.h (class Target): Add calls_non_split method. Declare
2663 do_calls_non_split virtual method. Declare match_view and
2665 * target.cc: Include "elfcpp.h".
2666 (Target::do_calls_non_split): New function.
2667 (Target::match_view): New function.
2668 (Target::set_view_to_nop): New function.
2669 * gold.cc (queue_middle_tasks): Give an error if mixing
2670 split-stack and non-split-stack objects with -r.
2671 * i386.cc (Target_i386::relocate_section): Add
2672 reloc_symbol_changes parameter.
2673 (Target_i386::do_calls_non_split): New function.
2674 * x86_64.cc (Target_x86_64::relocate_section): Add
2675 reloc_symbol_changes parameter.
2676 (Target_x86_64::do_calls_non_split): New function.
2677 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2679 * powerpc.cc (Target_powerpc::relocate_section): Add
2680 reloc_symbol_changes parameter.
2681 * sparc.cc (Target_sparc::relocate_section): Add
2682 reloc_symbol_changes parameter.
2683 * configure.ac: Call AM_CONDITIONAL for the default target.
2684 * configure: Rebuild.
2685 * testsuite/Makefile.am (TEST_AS): New variable.
2686 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2687 (check_DATA): Add split_i386 and split_x86_64 files.
2688 (SPLIT_DEFSYMS): Define.
2689 (split_i386_[1234n].o): New targets.
2690 (split_i386_[124]): New targets.
2691 (split_i386_[1234r].stdout): New targets.
2692 (split_x86_64_[1234n].o): New targets.
2693 (split_x86_64_[124]): New targets.
2694 (split_x86_64_[1234r].stdout): New targets.
2695 (MOSTLYCLEANFILES): Add new executables.
2696 * testsuite/split_i386.sh: New file.
2697 * testsuite/split_x86_64.sh: New file.
2698 * testsuite/split_i386_1.s: New file.
2699 * testsuite/split_i386_2.s: New file.
2700 * testsuite/split_i386_3.s: New file.
2701 * testsuite/split_i386_4.s: New file.
2702 * testsuite/split_i386_n.s: New file.
2703 * testsuite/split_x86_64_1.s: New file.
2704 * testsuite/split_x86_64_2.s: New file.
2705 * testsuite/split_x86_64_3.s: New file.
2706 * testsuite/split_x86_64_4.s: New file.
2707 * testsuite/split_x86_64_n.s: New file.
2708 * testsuite/testfile.cc (Target_test): Update relocation_section
2710 * testsuite/Makefile.in: Rebuild.
2712 2009-10-06 Ian Lance Taylor <iant@google.com>
2714 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2715 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2716 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2717 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2718 the address on ldo_addrs_.
2719 (Target_i386::Relocate::fix_up_ldo): New function.
2721 2009-10-06 Rafael Espindola <espindola@google.com>
2723 * plugin.cc (add_input_library): New.
2724 (Plugin::load): Add add_input_library to tv.
2725 (Plugin_manager::add_input_file): Add the is_lib argument.
2726 (add_input_file): Update call to Plugin_manager::add_input_file.
2727 (add_input_library): New.
2728 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2730 2009-09-30 Doug Kwan <dougkwan@google.com>
2732 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2733 symbol and call Symbol::may_need_copy_reloc to determine if
2734 a copy reloc is needed.
2735 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2736 nocopyreloc is given in command line.
2737 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2738 given in command line.
2739 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2740 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2741 of the removed Target_i386::may_need_copy_reloc.
2742 * options.h (copyreloc): New option with default value false.
2743 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2744 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2745 instead of the removed Target_powerpc::may_need_copy_reloc.
2746 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2747 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2748 instead of the removed Target_sparc::may_need_copy_reloc.
2749 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2750 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2751 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2752 instead of the removed Target_x86_64::may_need_copy_reloc.
2754 2009-09-30 Ian Lance Taylor <iant@google.com>
2756 * object.h (class Object): Remove target_ field, and target,
2757 sized_target, and set_target methods.
2758 (Object::sized_target): Remove.
2759 (class Sized_relobj): Update declarations. Remove sized_target.
2760 * object.cc (Sized_relobj::setup): Remove target parameter.
2762 (Input_objects::add_object): Don't do anything with the target.
2763 (make_elf_sized_object): Add punconfigured parameter. Change all
2764 callers. Set or test parameter target.
2765 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2767 * parameters.cc (Parameters::set_target): Change parameter type to
2769 (Parameters::default_target): Remove.
2770 (set_parameters_target): Change parameter type to be non-const.
2771 (parameters_force_valid_target): New function.
2772 (parameters_clear_target): New function.
2773 * parameters.h (class Parameters): Update declarations. Remove
2774 default_target method. Add sized_target and clear_target
2775 methods. Change target_ to be non-const.
2776 (set_parameters_target): Update declaration.
2777 (parameters_force_valid_target): Declare.
2778 (parameters_clear_target): Declare.
2779 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2780 as NULL if we aren't searching.
2781 (Add_symbols::run): Don't check for compatible target.
2782 * fileread.cc (Input_file::open_binary): Call
2783 parameters_force_valid_target.
2784 * gold.cc (queue_middle_tasks): Likewise.
2785 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2786 set_target on object.
2787 * dynobj.h (class Sized_dynobj): Update declarations.
2788 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2789 make_elf_object returns NULL.
2790 (Archive::include_member): Don't check whether object target is
2792 * output.cc (Output_section::add_input_section): Get target from
2794 (Output_section::relax_input_section): Likewise.
2795 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2797 (Sized_relobj::do_scan_relocs): Likewise.
2798 (Sized_relobj::relocate_sections): Likewise.
2799 * resolve.cc (Symbol_table::resolve): Likewise.
2800 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2801 parameter. Change all callers.
2802 (Symbol_table::add_from_object): Get target from parameters.
2803 (Symbol_table::add_from_relobj): Don't check object target.
2804 (Symbol_table::add_from_dynobj): Likewise.
2805 (Symbol_table::define_special_symbol): Get target from
2807 * symtab.h (class Symbol_table): Update declaration.
2808 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2809 parameter. Change all callers. Clear parameter target.
2810 (Binary_test): Test target here.
2811 * testsuite/object_unittest.cc (gold_testsuite): Remove
2812 target_test_pointer parameter. Change all callers.
2813 (Object_test): Test target here.
2815 2009-09-26 Ian Lance Taylor <iant@google.com>
2817 * testsuite/initpri1.c: Don't try to use constructor priorities if
2818 compiling with gcc before 4.3.
2820 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2822 * testsuite/retain_symbols_file_test.sh (check_present): Change
2823 output file name to retain_symbols_file_test.stdout.
2824 (check_absent): Likewise.
2826 2009-09-18 Craig Silverstein <csilvers@google.com>
2828 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2829 * options.cc: Include <cerrno> and <fstream>.
2830 (General_options::finalize): Parse -retain-symbols-file tag.
2831 * options.h: New flag.
2832 (General_options): New method should_retain_symbol, new
2833 variable symbols_to_retain.
2834 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2835 should_retain_symbol map.
2836 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2837 * testsuite/Makefile.in: Regenerate.
2838 * testsuite/retain_symbols_file_test.sh: New file.
2840 2009-09-18 Nick Clifton <nickc@redhat.com>
2842 * po/es.po: Updated Spanish translation.
2844 2009-09-17 Doug Kwan <dougkwan@google.com>
2846 * debug.h (DEBUG_RELAXATION): New constant.
2847 (DEBUG_ALL): Add DEBUG_RELAXATION.
2848 (debug_string_to_enum): Add relaxation debug option.
2850 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2851 Layout::Relaxation_debug_check::read_sections,
2852 Layout::Relaxation_debug_check::read_sections): New method definitions.
2853 (Layout::Layout): Initialize data members
2854 record_output_section_data_from_scrips_,
2855 script_output_section_data_list_ and relaxation_debug_check_.
2856 (Layout::save_segments, Layout::restore_segments,
2857 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2858 Layout::relaxation_loop_body): New method definitions.
2859 (Layout::finalize): Support relaxation. Move section layout code to
2860 Layout::relaxation_loop_body.
2861 (Layout::set_asection_address_from_script): Move code for orphan
2862 section placement out.
2863 (Layout::place_orphan_sections_in_script): New method definition.
2864 * layout.h (Output_segment_headers, Output_file_header):
2865 New forward class declarations.
2866 (Layout::~Layout): Define.
2867 (Layout::new_output_section_data_from_script): New method definition.
2868 (Layout::place_orphan_sections_in_script): New method declaration.
2869 (Layout::Segment_states): New type declaration.
2870 (Layout::save_segments, Layout::restore_segments,
2871 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2872 Layout::relaxation_loop_body): New method declarations.
2873 (Layout::Output_section_data_list): New type declaration.
2874 (Layout::Relaxation_debug_check): New class definition.
2875 (Layout::record_output_section_data_from_script_,
2876 Layout::script_output_section_data_list_, Layout::segment_states_,
2877 Layout::relaxation_debug_check_): New data members.
2878 * output.cc: (Output_section_headers::do_size): New method definition.
2879 (Output_section_headers::Output_section_headers): Move size
2880 computation to Output_section_headers::do_size.
2881 (Output_segment_headers::do_size): New method definition.
2882 (Output_file_header::Output_file_header): Move size computation to
2883 Output_file_header::do_size and call it.
2884 (Output_file_header::do_size): New method definition.
2885 (Output_data_group::Output_data_group): Adjust call to
2886 Output_section_data.
2887 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2888 (Output_symtab_xindex::do_write): Add array bound check.
2889 (Output_section::Input_section::print_to_mapfile): Handle
2890 RELAXED_INPUT_SECTION_CODE.
2891 (Output_section::Output_section): Initialize data member checkpoint_.
2892 (Output_section::~Output_section): Delete checkpoint object pointed
2894 (Output_section::add_input_section): Always add an Input_section if
2896 (Output_section::add_merge_input_section): Add assert.
2897 (Output_section::relax_input_section): New method definition.
2898 (Output_section::set_final_data_size): Set load address to zero for
2899 an unallocated section.
2900 (Output_section::do_address_and_file_offset_have_reset_values):
2901 New method definition.
2902 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2903 Handle relaxed input section.
2904 (Output_section::sort_attached_input_sections): Checkpoint input
2905 section list lazily.
2906 (Output_section::get_input_sections): Change type of input_sections to
2907 list of Simple_input_section pointers. Checkpoint input section list
2908 lazily. Also handle relaxed input sections.
2909 (Output_section::add_input_section_for_script): Take a reference to
2910 a Simple_input_section object instead of Relobj pointer and section
2911 index as parameter. Handle relaxed input sections.
2912 (Output_section::save_states, Output_section::restore_states): New
2914 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2915 (Output_data::is_data_size_fixed): New method definition.
2916 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2918 (Output_data::address_and_file_offset_have_reset_values): New method
2920 (Output_data::do_address_and_file_offset_have_reset_values): New method
2922 (Output_data::set_data_size): Check that data size is not fixed.
2923 (Output_data::fix_data_size): New method definition.
2924 (Output_data::is_data_size_fixed_): New data member.
2925 (Output_section_headers::set_final_data_size): New method definition.
2926 (Output_section_headers::do_size): New method declaration.
2927 (Output_segment_headers::set_final_data_size): New method definition.
2928 (Output_segment_headers::do_size): New method declaration.
2929 (Output_file_header::set_final_data_size)::New method definition.
2930 (Output_file_header::do_size)::New method declaration.
2931 (Output_section_data::Output_section_data): Add new parameter
2932 is_data_size_fixed and use it to fix data size.
2933 (Output_data_const::Output_data_const): Adjust call to base class
2934 constructor and fix data size.
2935 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2936 base class constructor and fix data size.
2937 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2938 base class constructor and fix data size.
2939 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2940 class constructor and fix data size.
2941 (Output_data_group::set_final_data_size): New method definition.
2942 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2943 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2944 class constructor and fix data size.
2945 (Output_relaxed_input_section): New class definition.
2946 (Output_section::Simple_input_section): New class definition.
2947 (Output_section::get_input_sections): Adjust parameter list.
2948 (Output_section::add_input_section_for_script): Same.
2949 (Output_section::save_states, Output_section::restore_states,
2950 Output_section::do_address_and_file_offset_have_reset_values,
2951 (Output_section::Input_section::Input_section): Handle
2952 RELAXED_INPUT_SECTION_CODE. Add new overload for
2953 Output_relaxed_input_section.
2954 (Output_section::Input_section::is_input_section,
2955 Output_section::Input_section::set_output_section): Handle relaxed
2957 (Output_section::Input_section::is_relaxed_input_section,
2958 Output_section::Input_section::output_section_data,
2959 Output_section::Input_section::relaxed_input_section): New method
2961 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2963 (Output_section::Input_section::u1_): Update comments.
2964 (Output_section::Input_section::u2_): Add new union member poris.
2965 (Output_section::Checkpoint_output_section): New classs definition.
2966 (Output_section::relax_input_section): New method declaration.
2967 (Output_section::checkpoint_): New data member.
2968 (Output_segment): Update comments.
2969 (Output_segment::Output_segment): Un-privatize copy constructor.
2970 (Output_segment::operator=): Un-privatize.
2971 * script-sections.cc (Output_section_element::Input_section_list):
2972 Change element type to Output_section::Simple_input_section.
2973 (Output_section_element_dot_assignment::set_section_addresses):
2974 Register output section data for relaxation clean up.
2975 (Output_data_exression::Output_data_expression): Adjust call to base
2976 constructor to fix data size.
2977 (Output_section_element_data::set_section_addresses): Register
2978 Output_data_expression object for relaxation clean up.
2979 (struct Input_section_info): Replace Relobj pointer and section index
2980 pair with Output_section::Simple_input_section and Convert struct to a
2982 (Input_section_sorter::operator()): Adjust access to
2983 Input_section_info data member to use accessors.
2984 (Output_section_element_input::set_section_addresses): Use layout
2985 parameter. Adjust code to use Output_section::Simple_input_section
2986 and Input_secction_info classes. Register filler for relaxation
2988 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2989 and section index pair with Output_section::Simple_input_section
2990 class. Adjust code accordingly.
2991 (Phdrs_element::release_segment): New method definition.
2992 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2994 (Script_sections::release_segments): New method definition.
2995 * gold/script-sections.h (Script_sections::release_segments): New
2997 * gold/target.h (Target::may_relax, Target::relax,
2998 Target::do_may_relax, Target::do_relax): New method definitions.
3000 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3002 * arm.cc (has_signed_unsigned_overflow): New function.
3003 (Arm_relocate_functions::abs8): New function.
3004 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3005 (Target_arm::Scan::global): Likewise.
3006 (Target_arm::relocate::relocate): Likewise.
3007 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3010 2009-09-16 Cary Coutant <ccoutant@google.com>
3012 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3013 * testsuite/Makefile.in: Regenerate.
3015 2009-09-11 Nick Clifton <nickc@redhat.com>
3017 * po/gold.pot: Updated by the Translation project.
3019 2009-09-08 Cary Coutant <ccoutant@google.com>
3021 * output.cc (Output_file::open): Add execute permission to empty file.
3022 * testsuite/Makefile.am (permission_test): New test.
3023 * testsuite/Makefile.in: Regenerate.
3025 2009-09-02 Ian Lance Taylor <iant@google.com>
3027 * output.cc (Output_file::resize): Call map_no_anonymous rather
3030 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3032 * gold.cc: Include "incremental.h".
3033 (queue_initial_tasks): Call Incremental_checker methods.
3034 * incremental.cc: Include "output.h".
3035 (Incremental_checker::can_incrementally_link_output_file): New
3037 * incremental.h (Incremental_checker): New class.
3039 * output.cc (Output_file::open_for_modification): New method.
3040 (Output_file::map_anonymous): Changed return type to bool. Record
3042 (Output_file::map_no_anonymous): New method, broken out of map.
3043 (Output_file::map): Use map_no_anonymous and map_anonymous.
3044 * output.h (class Output_file): Update declarations.
3046 2009-08-24 Cary Coutant <ccoutant@google.com>
3048 * options.h (Command_line::Pre_options): New class.
3049 (Command_line::pre_options): New member.
3050 * options.cc (gold::options::ready_to_register): New variable.
3051 (One_option::register_option): Do nothing if not registering options.
3052 Assert if same short option registered twice.
3053 (General_options::General_options): Turn off option registration when
3055 (Command_line::Pre_options::Pre_options): New constructor.
3057 2009-08-24 Cary Coutant <ccoutant@google.com>
3059 * options.h (General_options::no_keep_memory): Remove incorrect
3062 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3064 * Makefile.am (am__skiplex, am__skipyacc): New.
3065 * Makefile.in: Regenerate.
3067 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3069 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3070 (INCLUDES): ... this.
3071 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3072 (AM_CPPFLAGS): Renamed from ...
3073 (INCLUDE): ... this.
3074 * Makefile.in, testsuite/Makefile.in: Regenerate.
3076 * Makefile.in: Regenerate.
3077 * aclocal.m4: Likewise.
3078 * config.in: Likewise.
3079 * configure: Likewise.
3080 * testsuite/Makefile.in: Likewise.
3082 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3083 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3084 * Makefile.in: Regenerate.
3085 * testsuite/Makefile.in: Regenerate.
3087 2009-08-19 Cary Coutant <ccoutant@google.com>
3089 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3090 symbols in shared libraries overridden by hidden or internal symbols
3091 in the main program.
3093 2009-08-19 Chris Demetriou <cgd@google.com>
3095 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3096 checking source file names in error messages.
3098 2009-08-18 Doug Kwan <dougkwan@google.com>
3100 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3101 an elcpp::Ehdr as parameter. Adjust call to set_target.
3102 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3103 an elfcpp::Ehdr as parameter.
3104 * object.cc (Object::set_target): Remove the version that looks up
3105 a target and sets it.
3106 (Sized_relobj::setup): Take a Target object instead of
3107 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3108 (make_elf_sized_object): Find target and ask target to
3110 * object.h: (Object::set_target): Remove the version that looks up
3111 a target and sets it.
3112 (Sized_relobj::setup): Take a Target object instead of
3113 an elfcpp:Ehdr as parameter.
3114 * target.cc: Include dynobj.h.
3115 (Target::do_make_elf_object_implementation): New.
3116 (Target::do_make_elf_object): New.
3117 * target.h (Target::make_elf_object): New template declaration.
3118 (Target::do_make_elf_object): New method declarations.
3119 (Target::do_make_elf_object_implementation): New template declaration.
3121 2009-08-14 Ian Lance Taylor <iant@google.com>
3123 * gold.h (FUNCTION_NAME): Define.
3124 (gold_unreachable): Use FUNCTION_NAME.
3126 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3128 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3129 symbol in the --keep-unique list is not found.
3131 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3133 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3134 been maked as --keep-unique.
3135 (Icf::unfold_section): New function.
3136 * icf.h (Icf::unfold_section): New function.
3137 * options.h (General_options::keep_unique): New option.
3138 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3139 * testsuite/Makefile.in: Regenerate.
3140 * testsuite/icf_keep_unique_test.sh: New file.
3141 * testsuite/icf_keep_unique_test.cc: New file.
3143 2009-08-12 Cary Coutant <ccoutant@google.com>
3146 * resolve.cc (Symbol_table::resolve): Check for references from
3147 dynamic objects to hidden and internal symbols.
3148 * testsuite/Makefile.am (hidden_test.sh): New test.
3149 * testsuite/Makefile.in: Regenerate.
3150 * testsuite/hidden_test.sh: New script.
3151 * testsuite/hidden_test_1.c: New test source.
3152 * testsuite/hidden_test_main.c: New test source.
3154 2009-08-11 Doug Kwan <dougkwan@google.com>
3156 * arm.cc: Update comments.
3157 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3158 segment to locate the .ARM.exidx section if present.
3160 2009-08-09 Doug Kwan <dougkwan@google.com>
3162 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3165 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3166 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3169 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3171 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3172 valid tls_segment only for non-debug-section relocations.
3173 * testsuite/Makefile.am: Add gc_tls_test.
3174 * testsuite/Makefile.in: Regenerate.
3175 * testsuite/gc_tls_test.cc: New file.
3176 * testsuite/gc_tls_test.sh: New file.
3178 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3182 * Makefile.am (CCFILES): Add icf.cc.
3184 * Makefile.in: Regenerate.
3185 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3186 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3187 section, symbol and addend information for the relocs.
3188 * gold.cc (queue_middle_tasks): Call identical code folding.
3189 * gold.h: Add defines for multimap.
3190 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3191 to the call of finalize_local_symbols.
3192 * main.cc (main): Create object of class Icf.
3193 * object.cc (Sized_relobj::do_layout): Allow this function to be
3194 called twice during icf.
3195 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3196 to sections marked as identical by icf.
3197 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3199 (Sized_relobj::do_section_entsize): New function.
3200 * object.h (Object::section_entsize): New function.
3201 (Object::do_section_entsize): New pure virtual function.
3202 (Relobj::finalize_local_symbols): Add new parameter.
3203 (Relobj::do_section_entsize): New function.
3204 * options.h (General_options::icf): New option.
3205 (General_options::icf_iterations): New option.
3206 (General_options::print_icf_sections): New option.
3207 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3208 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3209 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3211 * symtab.cc (Symbol_table::is_section_folded): New function.
3212 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3213 to sections marked as identical by icf.
3214 * symtab.h (Symbol_table::set_icf): New function.
3215 (Symbol_table::icf): New function.
3216 (Symbol_table::is_section_folded): New function.
3217 (Symbol_table::icf_): New data member.
3218 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3219 * testsuite/Makefile.am: Add commands to build icf_test.
3220 * testsuite/Makefile.in: Regenerate.
3221 * testsuite/icf_test.sh: New file.
3222 * testsuite/icf_test.cc: New file.
3224 2009-07-24 Chris Demetriou <cgd@google.com>
3226 * layout.cc (is_compressible_debug_section): Fix incorrect
3227 comment about compressed section names.
3229 2009-07-20 Ian Lance Taylor <ian@airs.com>
3232 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3234 2009-07-16 Ian Lance Taylor <iant@google.com>
3237 * layout.h: #include <map>.
3238 (class Kept_section): Change from struct to class. Add accessors
3239 and setters. Add section size to Comdat_group mapping. Change
3240 Comdat_group to std::map. Add is_comdat_ field. Add
3241 linkonce_size field in union.
3242 (class Layout): Update declaration of find_or_add_kept_section.
3243 Don't declare find_kept_object.
3244 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3245 parameter. Add object, shndx, is_comdat, and is_group_name
3246 parameters. Change all callers. Adjust for new Kept_section.
3247 (Layout::find_kept_object): Remove.
3248 * object.cc (Sized_relobj::include_section_group): Update use of
3249 Kept_section. Rename secnum to shndx. Only record
3250 Kept_comdat_section if sections are the same size.
3251 (Sized_relobj::include_linkonce_section): Update use of
3252 Kept_section. Only record Kept_comdat_section if sections are the
3253 same size. Set size of linkonce section.
3254 (Sized_relobj::map_to_kept_section): Update call to
3255 get_kept_comdat_section.
3256 * object.h (class Sized_relobj): Rename fields in
3257 Kept_comdat_section to drop trailing underscores; change object
3258 field to Relobj*. Change Kept_comdat_section_table to store
3259 struct rather than pointer.
3260 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3261 Add kept_object and kept_shndx parameters. Change all callers.
3262 (Sized_relobj::get_kept_comdat_section): Change return type to
3263 bool. Add kept_object and kept_shndx parameters. Change all
3265 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3266 Layout::find_or_add_kept_section.
3268 2009-07-09 Ian Lance Taylor <iant@google.com>
3270 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3271 Reserve space in the hash table.
3273 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3275 * fileread.cc (File_read::get_mtime): New method.
3276 * fileread.h (Timespec): New structure.
3277 (File_read::get_mtime): New method.
3278 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3279 Renamed from timestamp_nsec.
3280 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3282 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3284 (Incremental_inputs::report_archive): Save mtime; style fix.
3285 (Incremental_inputs::report_obejct): Save mtime; style fix.
3286 (Incremental_inputs::report_script): Save mtime; style fix.
3287 (Incremental_inputs::finalize_inputs): Style fix.
3288 (Incremental_inputs::finalize): Style fix.
3289 (Incremental_inputs::create_input_section_data): Store inputs
3291 * incremental.h (Incremental_inputs::report_script): Add mtime
3293 (Incremental_inputs::Input_info::Input_info): Intialize only one
3295 (Incremental_inputs::Input_info::archive): Move to nameless
3297 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3298 (Incremental_inputs::Input_info::script): Move to nameless union.
3299 (Incremental_inputs::mtime): New field.
3300 * script.cc (read_input_script): Pass file mtime to
3302 * script.h (Script_info::inputs): Style fix.
3304 2009-07-01 Ian Lance Taylor <ian@airs.com>
3306 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3309 2009-06-24 Ian Lance Taylor <iant@google.com>
3312 * layout.cc (Layout::choose_output_section): If we find an
3313 existing section, update the flags.
3314 (Layout::create_notes): New function, broken out of
3316 (Layout::finalize): Don't create note sections.
3317 (Layout::create_note): Don't crash if linker script discards
3319 (Layout::create_gold_note): Likewise.
3320 (Layout::create_build_id): Likewise. Don't set
3321 after_input_sections on the section.
3322 (Layout::create_executable_stack_info): Remove target parameter.
3324 * layout.h (class Layout): Declare create_notes. Update
3325 declaration of create_executable_stack_info.
3326 * gold.cc (queue_middle_tasks): Call create_notes.
3327 * output.cc (Output_section::update_flags_for_input_section): Move
3328 here from output.h. If SHF_ALLOC flag is newly set, mark address
3330 * output.h (Output_data::mark_address_invalid): New function.
3331 (class Output_section): Only declare, not define,
3332 update_flags_for_input_section. Remove set_flags.
3334 2009-06-24 Ian Lance Taylor <iant@google.com>
3336 * script-sections.cc (Output_section_definition::
3337 set_section_addresses): Rename shadowing local load_address to
3340 2009-06-24 Ian Lance Taylor <iant@google.com>
3343 * reloc.cc (relocate_sections): Skip empty relocation sections.
3345 2009-06-23 Ian Lance Taylor <iant@google.com>
3348 * layout.cc (Layout::create_note): Use choose_output_section
3349 rather than make_output_section.
3351 2009-06-23 Ian Lance Taylor <iant@google.com>
3354 * options.cc (General_options::parse_V): Set printed_version_.
3355 (General_options::General_options): Initialize printed_version_.
3356 * options.h (class General_options): Add printed_version_ field.
3357 * gold.cc (queue_initial_tasks): If there are no input files,
3358 don't give a fatal error if we printed the version information.
3359 (queue_middle_tasks): If using -r with a shared object, give a
3360 fatal error rather than an ordinary error.
3362 2009-06-23 Ian Lance Taylor <iant@google.com>
3365 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3366 (Layout::make_output_section): Set have_stabstr_section_ if we see
3367 a .stab*str section.
3368 (Layout::finalize): Call link_stabs_sections.
3369 (Layout::link_stabs_sections): New file.
3370 * layout.h (class Layout): Add have_stabstr_section_ field.
3371 Declare link_stabs_sections.
3373 2009-06-23 Doug Kwan <dougkwan@google.com>
3375 * Makefile.am (libgold_a_LIBADD): New.
3376 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3377 * Makefile.in: Regenerate.
3378 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3379 * configure: Regenerate.
3380 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3381 * fileread.cc: Include sys/state.h
3382 * gold.h: Declare memmem and strndup if found missing.
3383 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3385 2009-06-23 Ian Lance Taylor <iant@google.com>
3387 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3388 * configure: Rebuild.
3390 2009-06-23 Ian Lance Taylor <iant@google.com>
3393 * object.cc (Object::section_contents): Don't try to get a view if
3394 the section has length zero.
3395 (Object::handle_gnu_warning_section): If the section is empty, use
3396 the name of the section as the warning.
3398 2009-06-23 Ian Lance Taylor <iant@google.com>
3401 * stringpool.h (class Stringpool_template): Add optimize_ field.
3402 (Stringpool_template::set_optimize): New function.
3403 * stringpool.cc (Stringpool_template::Stringpool_template):
3404 Initialize optimize_ field.
3405 (Stringpool_template::set_string_offsets): Test local optimize
3406 fild rather than parameter.
3407 * layout.cc (Layout::Layout): Call set_optimize on the section
3410 2009-06-22 Ian Lance Taylor <iant@google.com>
3413 * yyscript.y: Parse TARGET.
3414 * script.cc (script_set_target): New function.
3415 * script-c.h (script_set_target): Declare.
3416 * options.cc (General_options::string_to_object_format): Rename
3417 from string_to_object_format in anonymous namespace. Change
3419 * options.h (class General_options): Declare
3420 string_to_object_format.
3422 2009-06-22 Ian Lance Taylor <iant@google.com>
3424 * script-sections.cc (Script_sections::create_segments): Don't put
3425 program headers in a PT_LOAD segment if -n or -N.
3427 2009-06-22 Ian Lance Taylor <iant@google.com>
3430 * options.h (class General_options): Add -z lazy and -z now. Sort
3431 -z options into alphabetical order.
3432 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3434 2009-06-21 Ian Lance Taylor <iant@google.com>
3436 * layout.cc (Layout::make_output_section): Call
3437 Target::new_output_section.
3438 (Layout::attach_allocated_section_to_segment): Put large section
3439 sections in a separate load segment with the large segment flag
3441 (Layout::segment_precedes): Sort large data segments after other
3443 (align_file_offset): New static function.
3444 (Layout::set_segment_offsets): Use align_file_offset.
3445 * output.h (class Output_section): Add is_small_section_ and
3446 is_large_section_ fields.
3447 (Output_section::is_small_section): New function.
3448 (Output_section::set_is_small_section): New function.
3449 (Output_section::is_large_section): New function.
3450 (Output_section::set_is_large_section): New function.
3451 (Output_section::is_large_data_section): New function.
3452 (class Output_segment): Add is_large_data_segment_ field.
3453 (Output_segment::is_large_data_segment): New function.
3454 (Output_segment::set_is_large_data_segment): New function.
3455 * output.cc (Output_section::Output_section): Initialize new
3457 (Output_segment::Output_segment): Likewise.
3458 (Output_segment::add_output_section): Add assertion that large
3459 data sections always go in large data segments. Force small data
3460 sections to the end of the list of data sections. Force small BSS
3461 sections to the start of the list of BSS sections. For large BSS
3462 sections to the end of the list of BSS sections.
3463 * symtab.h (class Symbol): Declare is_common_shndx.
3464 (Symbol::is_defined): Check Symbol::is_common_shndx.
3465 (Symbol::is_common): Likewise.
3466 (class Symbol_table): Define enum Commons_section_type. Update
3467 declarations. Add small_commons_ and large_commons_ fields.
3468 * symtab.cc (Symbol::is_common_shndx): New function.
3469 (Symbol_table::Symbol_table): Initialize new fields.
3470 (Symbol_table::add_from_object): Put small and large common
3471 symbols in the right list.
3472 (Symbol_table::sized_finalized_symbol): Check
3473 Symbol::is_common_shndx.
3474 (Symbol_table::sized_write_globals): Likewise.
3475 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3476 common symbol lists. Don't call do_allocate_commons_list if the
3478 (Symbol_table::do_allocate_commons_list): Remove is_tls
3479 parameter. Add comons_section_type parameter. Change all
3480 callers. Handle small and large common symbols.
3481 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3482 Symbol::is_common_shndx.
3483 * resolve.cc (symbol_to_bits): Likewise.
3484 * target.h (Target::small_common_shndx): New function.
3485 (Target::small_common_section_flags): New function.
3486 (Target::large_common_shndx): New function.
3487 (Target::large_common_section_flags): New function.
3488 (Target::new_output_section): New function.
3489 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3490 small_common_section_flags, and large_common_section_flags
3492 (Target::do_new_output_section): New virtual function.
3493 * arm.cc (Target_arm::arm_info): Initialize new fields.
3494 * i386.cc (Target_i386::i386_info): Likewise.
3495 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3497 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3498 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3499 (Target_x86_64::do_new_output_section): New function.
3500 * configure.ac: Define conditional MCMODEL_MEDIUM.
3501 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3502 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3503 (large_LDFLAGS): Define.
3504 * testsuite/large.c: New file.
3505 * testsuite/testfile.cc (Target_test::test_target_info):
3506 Initialize new fields.
3507 * configure, testsuite/Makefile.in: Rebuild.
3509 2009-06-05 Doug Kwan <dougkwan@google.com>
3511 * Makefile.am (CCFILES): Add target.cc.
3512 * Makefile.in: Regenerate.
3513 * i386.cc (class Target_i386): Define new virtual method to
3514 override do_is_local_label_name in parent.
3515 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3516 local symbols if --discard-locals or -X is given.
3517 * options.h (class General_options): Declare new options
3518 '--discard-locals' and '-X' for discarding locals.
3519 * target.h (class Target): Define new methods is_local_label_name.
3520 Declare new virtual method do_is_local_label_name.
3521 * target.cc: New file.
3522 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3523 (check_SCRIPTS): Add discard_locals_test.sh.
3524 (check_DATA): Add discard_local_tests.syms.
3525 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3526 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3527 * testsuite/Makefile.in: Regenerate.
3528 * testsuite/discard_locals_test.c: New file.
3529 * testsuite/discard_locals_test.sh: Same.
3531 2009-06-05 Doug Kwan <dougkwan@google.com>
3533 * object.cc (Sized_relobj::Sized_relobj): Initialize
3534 discarded_eh_frame_shndx_ to -1U.
3535 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3537 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3538 a discarded .eh_frame section.
3539 (Sized_relobj::do_finalize_local_symbols): Ditto.
3540 * object.h (class Sized_relobj): Declare new member
3541 discarded_eh_frame_shndx_.
3542 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3543 (local_labels_test.o, local_labels_test): New rules.
3544 * testsuite/Makefile.in: Regenerate.
3546 2009-06-04 Doug Kwan <dougkwan@google.com>
3548 * layout.cc (Layout::section_name_mapping): Add mapping for
3549 special ARM sections.
3551 2009-06-03 Doug Kwan <dougkwan@google.com>
3553 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3554 (utils::has_overflow): Same.
3556 2009-06-03 Ian Lance Taylor <iant@google.com>
3558 * layout.cc (Layout::section_name_mapping): New array, replacing
3559 Layout::linkonce_mapping.
3560 (Layout::section_name_mapping_count): New variable, replacing
3561 Layout::linkonce_mapping_count.
3562 (Layout::linkonce_output_name): Remove.
3563 (Layout::output_section_name): Rewrite.
3564 * layout.h (class Layout): Rename Linkonce_mapping to
3565 Section_name_mapping, linkonce_mapping to section_name_mapping,
3566 linkonce_mapping_count to section_name_mapping_count. Don't
3567 declare linkonce_output_name.
3569 2009-06-03 Doug Kwan <dougkwan@google.com>
3571 * gold/arm.cc (namespace utils): New.
3572 (Target_arm::reloc_is_non_pic): Define new method.
3573 (class Arm_relocate_functions): New.
3574 (Target_arm::Relocate::relocate): Handle relocation types used by
3577 2009-06-03 Ian Lance Taylor <iant@google.com>
3579 * arm.cc (Target_arm::scan::global): Use || instead of |.
3581 2009-06-02 Doug Kwan <dougkwan@google.com>
3583 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3584 issued_non_pic_error_.
3585 (class Target_arm::Scan): Declare new method check_non_pic.
3586 Define new method symbol_needs_plt_entry.
3587 Declare new data member issued_non_pic_error_.
3588 (class Target_arm::Relocate): Declare new method
3589 should_apply_static_reloc.
3590 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3591 (Target_arm::Scan::check_non_pic): Define new method.
3592 (Target_arm::Scan::local): Handle a small subset of reloc types used
3594 (Target_arm::Scan::local): Same.
3595 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3597 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3599 * incremental.cc (Incremental_inputs::report_command_line): Filter
3600 out --incremental-* options.
3602 2009-05-29 Doug Kwan <dougkwan@google.com>
3604 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3606 (class Target_arm): Update comment.
3607 (Target_arm::Target_arm): Initialize new data members GOT_,
3608 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3609 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3610 and Target_arm::rel_dyn_section.
3611 Declare new_enum Target_arm::Got_type.
3612 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3614 Update commments for member do_dynsym_value.
3615 (Target_arm::got_size, Target_arm::plt_section,
3616 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3617 new methods inside class defintion.
3618 (Target_arm::got_section): Define new method.
3619 (Target_arm::rel_dyn_section): Same.
3620 (Output_data_plt_arm): New template class.
3621 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3622 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3623 (Output_data_plt_arm::add_entry): Same.
3624 (Output_data_plt_arm::first_plt_entry): Define new
3625 static data member for PLT instruction template.
3626 (Output_data_plt_arm::plt_entry): Same.
3627 (Output_data_plt_arm::do_write): Define new method.
3628 (Target_arm::make_plt_entry): Same.
3629 (Target_arm::do_finalize_sections): Same.
3630 (Target_arm::do_dynsym_value): Same.
3632 2009-05-28 Doug Kwan <dougkwan@google.com>
3634 * Makefile.am (TARGETSOURCES): Add arm.cc.
3635 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3636 * Makefile.in: Regenerate.
3638 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3640 2009-05-26 Doug Kwan <dougkwan@google.com>
3642 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3643 (General_options::check_excluded_libs): Strip off directories in
3644 archive name before matching like GNU ld does.
3645 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3646 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3647 (exclude_libs_test_LDFLAGS): Add linker option
3648 -Wl,--exclude-libs,libexclude_libs_test_3
3649 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3650 an explicit archive without using -l.
3651 (alt/libexclude_libs_test_3.a): New make rule.
3652 * testsuite/Makefile.in: Regenerate.
3653 * testsuite/exclude_libs_test.c : Declare lib3_default().
3655 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3656 * exclude_libs_test_3.c: New file.
3658 2009-05-26 Nick Clifton <nickc@redhat.com>
3660 * po/id.po: New Indonesian translation.
3661 * po/gold.pot: Updated template file.
3663 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3665 * testsuite/Makefile.am: Add -ffunction-sections to compile
3666 gc_comdat_test files. Add -Wl,--gc-sections to build
3668 * testsuite/Makefile.in: Regenerate.
3669 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3671 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3673 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3674 kept comdat section was garbage collected.
3675 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3676 * testsuite/Makefile.in: Regenerate.
3677 * testsuite/gc_comdat_test.sh: New file.
3678 * testsuite/gc_comdat_test_1.cc: New file.
3679 * testsuite/gc_comdat_test_2.cc: New file.
3681 2009-05-19 Doug Kwan <dougkwan@google.com>
3683 * archive.cc (Archive::Archive): Move constructor from archive.h
3684 to here. Initialize no_export_.
3685 (Archive::get_elf_object_for_member): Set no_export flag of object.
3686 * archive.h (Archive::Archive): Move constructor body to
3688 (Archive::no_export): New method.
3689 (Archive::no_export_): New field.
3690 * object.h (Object::Object): Initialize no_export_ to false.
3691 (Object::no_export, Object::set_no_export): New methods.
3692 (Object::no_export_): New field.
3693 * options.cc (General_options::parse_exclude_libs): New method.
3694 (General_options::check_excluded_libs) Same.
3695 * options.h (exclude_libs): New option.
3696 (General_options::check_excluded_libs): New method declaration.
3697 (General_options::excluded_libs_): New field.
3698 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3699 default or protected visibility if an object has no-export flag set.
3700 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3701 (check_SCRIPTS): Add exclude_libs_test.sh.
3702 (check_DATA): Add exclude_libs_test.syms.
3703 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3704 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3705 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3706 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3707 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3708 libexclude_libs_test_2.a): New rules.
3709 * testsuite/Makefile.in: Regenerate.
3710 * testsuite/exclude_libs_test.c: New file.
3711 * testsuite/exclude_libs_test.sh: Ditto.
3712 * testsuite/exclude_libs_test_1.c: Ditto.
3713 * testsuite/exclude_libs_test_2.c: Ditto.
3715 2009-05-15 Ian Lance Taylor <iant@google.com>
3717 * configure.ac: Check for declarations for cases where libiberty.h
3718 checks HAVE_DECL_xxx.
3719 * configure, config.in: Rebuild.
3721 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3723 * gold.h (Incremental_argument_list): Remove (invalid) forward
3725 * incremental.cc (Incremental_inputs::report_achive): New method.
3726 (Incremental_inputs::report_object): New method.
3727 (Incremental_inputs::report_script): New method.
3728 (Incremental_inputs::finalize_inputs): New method.
3729 (Incremental_inputs::finalize): Call finalize_inputs().
3730 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3731 Create inputs entries.
3732 * incremental.h (Incremental_input_type): New enum.
3733 (Incremental_inputs::Incremental_input): Initialize new fields.
3734 (Incremental_inputs::report_inputs): New method.
3735 (Incremental_inputs::report_achive): New method.
3736 (Incremental_inputs::report_object): New method.
3737 (Incremental_inputs::report_script): New method.
3738 (Incremental_inputs::finalize_inputs): New method.
3739 (Incremental_inputs::Input_info): New struct.
3740 (Incremental_inputs::Input_info_map): New typedef.
3741 (Incremental_inputs::lock_): New field.
3742 (Incremental_inputs::Inputs_): New field.
3743 (Incremental_inputs::Inputs_map): New field.
3744 * main.cc (main): Call Incremental_input::report_inputs.
3745 * options.h (Input_argument_list): Typedef moved from
3747 (Input_file_group::Files): Remove, use ::Input_argument_list.
3748 (Input_file_group::Input_argument_list): Remove, use
3749 ::Input_argument_list.
3750 * plugin.cc (Plugin_manager::add_input_file): Add error in
3752 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3754 * script.cc (read_input_script): Call
3755 Incremental_input::report_script.
3756 * script.h (Script_info): New class.
3758 2009-04-27 Ian Lance Taylor <iant@google.com>
3760 * x86_64.cc (do_adjust_output_section): Set entsize to
3763 2009-04-23 Elliott Hughes <enh@google.com>
3765 * output.cc (Output_file::close): After short writes, continue
3766 writing from the correct offset in the buffer being written.
3768 2009-04-23 Chris Demetriou <cgd@google.com>
3770 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3771 * configure: Regenerate.
3772 * config.in: Regenerate.
3773 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3774 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3776 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3778 * incremental.cc (Incremental_inputs_header_data): Renamed from
3779 Incremental_input_header_data.
3780 (Incremental_inputs_header_data::data_size): New field.
3781 (Incremental_inputs_header_data::put_input_file_count): Renamed
3782 from input_file_count.
3783 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3784 from command_line_offset.
3785 (Incremental_inputs_header_data::put_reserved): Renamed from
3787 (Incremental_inputs_entry_data): Renamed from
3788 Incremental_input_entry_data.
3789 (Incremental_inputs_entry_data::data_size): New field.
3790 (Incremental_inputs::report_command_line): New method.
3791 (Incremental_inputs::finalize): New method.
3792 (Incremental_inputs::create_incremental_inputs_data): New method.
3793 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3794 * incremental.h: New file.
3795 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3796 (Layout::finalize): Create incremental inputs section in
3798 (Layout::create_incremental_info_sections): New method.
3799 * layout.h (Layout::incremental_inputs): New method.
3800 (Layout::create_incremental_info_sections): New method.
3801 (Layout::incremental_inputs_): New field.
3802 * main.cc (main): Notify Incremental_input of the command line.
3804 2009-04-01 Ian Lance Taylor <iant@google.com>
3805 Mikolaj Zalewski <mikolajz@google.com>
3807 * gold.h (reserve_unordered_map): Define, three versions, one for
3808 each version of Unordered_map.
3809 * layout.cc (Layout::Layout): Remove options parameter. Add
3810 number_of_input_files parameter. Don't initialize options_.
3811 Initialize number_of_input_files_ and resized_signatures_. Move
3812 sections_are_attached_.
3813 (Layout::layout_group): Reserve space for group_signatures_.
3814 (Layout::find_or_add_kept_section): Change name parameter to be a
3815 reference. Resize signatures_ map when it gets large enough.
3816 (Layout::layout_eh_frame): Use parameters->options() instead of
3818 (Layout::make_output_section): Likewise.
3819 (Layout::attach_allocated_section_to_segment): Likewise.
3820 (Layout::finalize, Layout::create_executable_stack): Likewise.
3821 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3822 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3823 * layout.h (class Layout): Update declarations. Remove options_
3824 field. Add number_of_input_files_ and resized_signatures_
3825 fields. Move sections_are_attached_ field.
3826 * main.cc (main): Pass number of input files to Layout
3827 constructor. Don't pass options.
3829 2009-03-30 Ian Lance Taylor <iant@google.com>
3831 * ffsll.c (ffsll): Correct implementation.
3833 2009-03-27 Ian Lance Taylor <iant@google.com>
3835 * ffsll.c: New file.
3836 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3837 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3838 * ftruncate.c (ftruncate): Declare before definition.
3839 * mremap.c (mremap): Likewise.
3840 * pread.c (pread): Likewise.
3841 * configure, Makefile.in, config.in: Rebuild.
3843 * mremap.c: New file.
3844 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3845 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3846 (mremap): Declare if HAVE_MREMAP is not defined.
3847 * configure, Makefile.in, config.in: Rebuild.
3849 2009-03-27 Cary Coutant <ccoutant@google.com>
3851 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3852 position independent.
3853 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3854 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3856 2009-03-24 Cary Coutant <ccoutant@google.com>
3858 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3860 (needs_dynamic_reloc): Likewise.
3862 2009-03-24 Ian Lance Taylor <iant@google.com>
3864 * yyscript.y (file_cmd): Recognize EXTERN.
3865 (extern_name_list, extern_name_list_body): New nonterminals.
3866 * script.cc (script_add_extern): Define.
3867 * script-c.h (script_add_extern): Declare.
3869 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3871 * object.cc (is_elf_object): Define.
3872 * object.h (is_elf_object): Declare.
3873 * archive.cc (Archive::get_elf_object_for_member): Call
3875 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3877 2009-03-24 Elliott Hughes <enh@google.com>
3879 * output.cc (Output_file::map_anonymous): Define.
3880 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3881 try an anonymous one. Report the size if the mmap fails.
3882 * output.h (class Output_file): Declare map_anonymous.
3884 2009-03-24 Ian Lance Taylor <iant@google.com>
3886 * target-select.cc (instantiate_target): Don't acquire the lock if
3887 the instantiated_target_ field has already been set.
3889 2009-03-23 Ian Lance Taylor <iant@google.com>
3891 * gold-threads.h (class Initialize_lock): Define.
3892 * gold-threads.cc (class Initialize_lock_once): Define.
3893 (initialize_lock_control): New static variable.
3894 (initialize_lock_pointer): New static variable.
3895 (initialize_lock_once): New static function.
3896 (Initialize_lock::Initialize_lock): Define.
3897 (Initialize_lock::initialize): Define.
3898 * target-select.h: Include "gold-threads.h".
3899 (class Target_selector): Add lock_ and initialize_lock_ fields.
3900 Don't define instantiate_target, just declare it.
3901 * target-select.cc (Target_selector::Target_selector): Initialize
3903 (Target_selector::instantiate_target): Define.
3904 * descriptors.h: Include "gold-threads.h".
3905 (class Descriptors): Add initialize_lock_ field.
3906 * descriptors.cc (Descriptors::Descriptors): Initialize new
3908 (Descriptors::open): Use initialize_lock_ field
3909 * errors.h (class Errors): Add initialize_lock_ field.
3910 * errors.cc (Errors::Errors): Initialize new field.
3911 (Errors::initialize_lock): Use initialize_lock_ field.
3912 * powerpc.cc (class Target_selector_powerpc): Remove
3913 instantiated_target_ field. In do_recognize call
3914 instantiate_target rather than do_instantiate_target. In
3915 do_instantiate_target just allocate a new target.
3916 * sparc.cc (class Target_selector_sparc): Likewise.
3918 * freebsd.h: New file.
3919 * i386.cc: Include "freebsd.h".
3920 (Target_i386): Derive from Target_freebsd rather than
3922 (Target_selector_i386): Derive from Target_selector_freebsd rather
3923 than Target_selector.
3924 * x86_64.cc: Include "freebsd.h".
3925 (Target_x86_64): Derive from Target_freebsd rather than
3927 (Target_selector_x86_64): Derive from Target_selector_freebsd
3928 rather than Target_selector.
3929 * target.h (class Target): Add adjust_elf_header and
3930 do_adjust_elf_header.
3931 * output.cc (Output_file_header:: do_sized_write): Call target
3932 adjust_elf_header routine.
3933 * configure.tgt: Set targ_osabi.
3934 * configure.ac: Define GOLD_DEFAULT_OSABI.
3935 * parameters.cc (Parameters::default_target): Pass
3936 GOLD_DEFAULT_OSABI to select_target.
3937 * target-select.h (class Target_selector): Make instantiate_target
3938 protected rather than private.
3939 * Makefile.am (HFILES): Add freebsd.h.
3940 * configure, Makefile.in, config.in: Rebuild.
3942 * merge.cc (do_add_input_section): Correct pend value. Change
3943 message about last entry not being null terminated from error to
3946 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3948 * incremental.cc: New file.
3949 * Makefile.am (CCFILES): Add incremental.cc.
3950 * Makefile.in: Rebuild.
3952 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3954 * layout.cc (Layout::output_section_name): Preserve names
3955 of '.note.' sections.
3957 2009-03-19 Ian Lance Taylor <iant@google.com>
3959 * descriptors.cc (Descriptors::open): Check that the options are
3960 valid before using them.
3962 2009-03-18 Ian Lance Taylor <iant@google.com>
3964 * script-sections.h: Include <list>.
3965 (class Script_sections): Change Sections_elements from std::vector
3966 to std::list. Typedef public Elements_iterator. Add
3967 orphan_section_placement_, data_segment_align_start_, and
3968 saw_data_segment_align_ fields. Remove data_segment_align_index_
3970 * script-sections.cc (class Orphan_section_placement): New class.
3971 (class Sections_element): Add virtual functions is_relro and
3972 orphan_section_init. Remove virtual function place_orphan_here.
3973 (class Output_section_definition): Add is_relro and
3974 orphan_section_init. Remove place_orphan_here.
3975 (class Orphan_output_section): Likewise.
3976 (Script_sections::Script_sections): Update for field changes.
3977 (Script_sections::data_segment_align): Set saw_data_segment_align_
3978 and data_segment_align_start_, not data_segment_align_index.
3979 (Script_sections::data_segment_relro_end): Check
3980 saw_data_segment_align_. Use data_segment_align_start_ rather
3981 than data_segment_align_index_.
3982 (Script_sections::place_orphan): Rewrite to use
3983 Orphan_section_placement.
3985 2009-03-17 Ian Lance Taylor <iant@google.com>
3987 * archive.cc (Archive::add_symbols): Check for a version attached
3988 to the symbol name in the archive map.
3989 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3990 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3991 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3992 (ver_test_11.a): New target.
3993 * testsuite/Makefile.in: Rebuild.
3995 * configure.ac: Check for chsize and posix_fallocate. Replace
3997 * ftruncate.c: New file, from gnulib.
3998 * output.cc (posix_fallocate): Define dummy version if not
3999 HAVE_POSIX_FALLOCATE.
4000 (Output_file::map): Call posix_fallocate rather than lseek and
4002 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4003 * configure, Makefile.in, config.in: Rebuild.
4005 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4007 * layout.h (Layout::create_note): Add section_name parameter.
4008 * layout.cc (Layout::create_note): Likewise.
4009 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4011 2009-03-17 Ian Lance Taylor <iant@google.com>
4013 * descriptors.cc: Include "options.h".
4014 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4015 (Descriptors::open): Always use O_CLOEXEC when opening a new
4016 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4017 then set FD_CLOEXEC.
4019 * sparc.cc (class Target_sparc): Add has_got_section.
4020 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4021 make sure we have a GOT section.
4023 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4024 (Target_sparc::Scan::local): Likewise.
4025 (Target_sparc::Scan::global): Likewise.
4026 (Target_sparc::Relocate::relocate): Likewise.
4027 (Target_sparc::Relocate::relocate_tls): Likewise.
4029 * symtab.cc (Symbol_table::define_default_version): New function,
4030 broken out of add_from_object.
4031 (Symbol_table::add_from_object): Call define_default_version.
4032 (Symbol_table::define_special_symbol): Add resolve_oldsym
4033 parameter. Change all callers. If the version for a symbol comes
4034 from a version script, resolve it with the symbol with the same
4035 name with no version. Also add the symbol without a version if
4037 (do_define_in_output_data): If resolving with oldsym, don't delete
4039 (do_define_in_output_segment): Likewise.
4040 (do_define_as_constant): Likewise.
4041 * symtab.h (class Symbol_table): Update declarations.
4043 2009-03-13 Ian Lance Taylor <iant@google.com>
4045 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4046 (Read_symbols::requeue): New function.
4047 (Read_symbols::do_read_symbols): If make_elf_object fails because
4048 the target type is not configured, and the file was searched for,
4049 issue a warning and retry with the next directory.
4050 (Add_symbols::run): If the file has an incompatible format, and
4051 it was searched for, requeue the Read_symbols task. On error,
4053 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4054 dirindex parameter to constructor. Change all callers. Declare
4055 incompatible_warning and requeue.
4056 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4057 input_argument_ and input_group_ fields. Add them to
4058 constructor. Change all callers.
4059 (class Read_script): Add dirindex_ field. Add it to constructor.
4061 * archive.cc (Archive::setup): Remove input_objects parameter.
4063 (Archive::get_file_and_offset): Likewise.
4064 (Archive::read_all_symbols): Likewise.
4065 (Archive::read_symbols): Likewise.
4066 (Archive::get_elf_object_for_member): Remove input_objects
4067 parameter. Add punconfigured parameter. Change all callers.
4068 (Archive::add_symbols): Change return type to bool. Check return
4069 value of include_member.
4070 (Archive::include_all_members): Likewise.
4071 (Archive::include_member): Change return type to bool. Return
4072 false if first included object has incompatible target. Set
4073 included_member_ field.
4074 (Add_archive_symbols::run): If add_symbols returns false, requeue
4076 * archive.h (class Archive): Add included_member_ field.
4077 Initialize it in constructor. Add input_file and searched_for
4078 methods. Update declarations.
4079 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4080 input_argument_ fields. Add them to constructor. Change all
4082 * script.cc: Include "target-select.h".
4083 (class Parser_closure): Add skip_on_incompatible_target_ and
4084 found_incompatible_target_ fields. Add
4085 skip_on_incompatible_target parameter to constructor. Change all
4086 callers. Add methods skip_on_incompatible_target,
4087 clear_skip_on_incompatible_target, found_incompatible_target, and
4088 set_found_incompatible_target.
4089 (read_input_script): Add dirindex parameter. Change all callers.
4090 If parser finds an incompatible target, requeue Read_symbols
4092 (script_set_symbol): Clear skip_on_incompatible_target in
4094 (script_add_assertion, script_parse_option): Likewise.
4095 (script_start_sections, script_add_phdr): Likewise.
4096 (script_check_output_format): New function.
4097 * script.h (read_input_script): Update declaration.
4098 * script-c.h (script_check_output_format): Declare.
4099 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4100 (ignore_cmd): Remove OUTPUT_FORMAT.
4101 * fileread.cc (Input_file::Input_file): Add explicit this.
4102 (Input_file::will_search_for): New function.
4103 (Input_file::open): Add pindex parameter. Change all callers.
4104 * fileread.h (class Input_file): Add input_file_argument method.
4105 Declare will_search_for. Update declarations.
4106 * object.cc (make_elf_object): Add punconfigured parameter.
4108 * object.h (class Object): Make input_file public. Add
4109 searched_for method.
4110 (make_elf_object): Update declaration.
4111 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4113 * dirsearch.h (class Dirsearch): Update declaration.
4114 * options.h (class General_options): Add --warn-search-mismatch.
4115 * parameters.cc (Parameters::is_compatible_target): New function.
4116 * parameters.h (class Parameters): Declare is_compatible_target.
4117 * workqueue.cc (Workqueue::add_blocker): New function.
4118 * workqueue.h (class Workqueue): Declare add_blocker.
4120 * fileread.cc (Input_file::open): Remove options parameter.
4122 (Input_file::open_binary): Likewise.
4123 * script.cc (read_input_script): Likewise.
4124 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4125 options parameter from constructor. Change all callers.
4126 (class Read_script): Likewise.
4127 * fileread.h (class Input_file): Update declarations.
4128 * script.h (read_input_script): Update declaration.
4130 2009-03-10 Nick Clifton <nickc@redhat.com>
4132 * po/es.po: New Spanish translation.
4134 2009-03-06 Cary Coutant <ccoutant@google.com>
4136 * options.cc (parse_short_option): Keep dash_z from registering itself.
4138 2009-03-03 Ian Lance Taylor <iant@google.com>
4141 * target-reloc.h (relocate_section): Pass output_section to
4143 * i386.cc (Target_i386::should_apply_static_reloc): Add
4144 output_section parameter. Change all callers.
4145 (Target_i386::Relocate::relocate): Add output_section parameter.
4146 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4147 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4148 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4149 * testsuite/two_file_shared.sh: New script.
4150 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4151 (check_DATA): Add two_file_shared.dbg.
4152 (two_file_shared.dbg): New target.
4153 * testsuite/Makefile.in: Rebuild.
4155 2009-03-01 Ian Lance Taylor <iant@google.com>
4157 * configure.ac: Check for byteswap.h.
4158 * configure: Rebuild.
4159 * config.in: Rebuild.
4161 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4163 * layout.cc (Layout::find_or_add_kept_section): New function.
4164 (Layout::add_comdat): Removed.
4165 * layout.h (struct Kept_section): Move out of class Layout.
4166 Remove trailing underscores from field names. Add group_sections
4167 field. Rename group_ field to is_group. Change all uses.
4168 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4169 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4170 comdat_groups_ field.
4171 (Sized_relobj::include_section_group): Use
4172 find_or_add_kept_section and Kept_section::group_sections.
4173 (Sized_relobj::include_linkonce_section): Likewise.
4174 * object.cc (class Sized_relobj): Don't define Comdat_group or
4175 Comdat_group_table. Remove find_comdat_group and
4176 add_comdat_group. Remove comdat_groups_ field.
4177 * plugin.cc (include_comdat_group): Use
4178 Layout::find_or_add_kept_section.
4180 2009-02-28 Ian Lance Taylor <iant@google.com>
4182 * README: --gc-sections and map files are now supported. Document
4183 some build requirements.
4186 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4187 relocatable link set the value of the section symbol to zero.
4188 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4189 relocatable link don't include the section address in the local
4192 2009-02-27 Ian Lance Taylor <iant@google.com>
4195 * options.h (class Search_directory): Add is_system_directory.
4196 (class General_options): Declare is_in_system_directory.
4197 * options.cc (get_relative_sysroot): Make static.
4198 (get_default_sysroot): Make static.
4199 (General_optoins::is_in_system_directory): New function.
4200 * fileread.cc (Input_file::is_in_system_directory): New function.
4201 * fileread.h (class Input_file): Declare is_in_system_directory.
4202 * object.h (class Object): Add is_in_system_directory.
4203 (class Input_objects): Remove system_library_directory_ field.
4204 * object.cc (Input_objects::add_object): Don't set
4205 system_library_directory_.
4206 (input_objects::found_in_system_library_directory): Remove.
4207 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4208 parameter. Change all callers.
4209 (Symbol_table::sized_write_globals): Likewise.
4210 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4211 Call Object::is_in_system_directory.
4212 * symtab.h (class Symbol_table): Update declarations.
4215 * descriptors.h (Open_descriptor): Add is_on_stack field.
4216 * descriptors.cc (Descriptors::open): If the descriptor is on the
4217 top of the stack, remove it. Initialize is_on_stack field.
4218 (Descriptors::release): Only add pod to stack if it is not on the
4220 (Descriptors::close_some_descriptor): Clear stack_next and
4224 * output.cc (Output_section::find_starting_output_address): Rename
4225 from starting_output_address; add PADDR parameter; change return
4227 * output.h (class Output_section): Declare
4228 find_starting_output_address instead of starting_output_address.
4229 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4230 section symbol for which we can't find a merge section.
4233 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4234 hidden or internal, force the symbol to be local.
4235 * resolve.cc (Symbol::override_visibility): Define.
4236 (Symbol::override_base): Use override_visibility.
4237 (Symbol_table::resolve): Likewise.
4238 (Symbol::override_base_with_special): Likewise.
4239 (Symbol_table::override_with_special): If the visibility is hidden
4240 or internal, force the symbol to be local.
4241 * symtab.h (class Symbol): Add set_visibility and
4242 override_visibility.
4243 * testsuite/ver_test_1.sh: New file.
4244 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4245 (check_DATA): Add ver_test_1.syms.
4246 (ver_test_1.syms): New target.
4247 * testsuite/Makefile.in: Rebuild.
4249 2009-02-25 Cary Coutant <ccoutant@google.com>
4251 * layout.cc (Layout::choose_output_section): Don't rename sections
4252 when using a linker script that has a SECTIONS clause.
4253 * Makefile.in: Regenerate.
4255 * testsuite/Makefile.am (script_test_5.sh): New test case.
4256 * testsuite/Makefile.in: Regenerate.
4257 * testsuite/script_test_5.cc: New file.
4258 * testsuite/script_test_5.sh: New file.
4259 * testsuite/script_test_5.t: New file.
4261 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4263 * archive.cc (Archive::include_member): Update calls to add_symbols.
4264 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4265 the Layout argument.
4266 * dynobj.h (do_add_symbols): Add the Layout argument.
4267 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4269 * object.h (Object::add_symbols): Add the Layout argument.
4270 (Object::do_add_symbols): Add the Layout argument.
4271 (Sized_relobj::do_add_symbols): Add the Layout argument.
4272 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4273 Unify the two versions.
4274 (Add_plugin_symbols): Remove.
4275 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4276 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4277 (Add_plugin_symbols): Remove.
4278 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4279 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4280 (Add_symbols::run): Make it work with Pulginobj.
4282 2009-02-06 Ian Lance Taylor <iant@google.com>
4284 * object.cc (Sized_relobj::do_layout): Make info message start
4285 with lower case letter.
4287 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4289 * binary.cc: Fix file comment.
4291 * options.h (enum Incremental_disposition): Define.
4292 (class General_options): Add new options: --incremental,
4293 --incremental_changed, --incremental_unchanged,
4294 --incremental_unknown. Add incremental_disposition_ and
4295 implicit_incremental_ fields.
4296 (General_options::incremental_disposition): New function.
4297 (class Position_dependent_options): Add incremental_disposition
4299 (Position_dependent_options::copy_from_options): Set incremental
4301 * options.cc (General_options::parse_incremental_changed): New
4303 (General_options::parse_incremental_unchanged): New function.
4304 (General_options::parse_incremental_unknown): New function.
4305 (General_options::General_options): Initialize new fields
4306 incremental_disposition_ and implicit_incremental_.
4307 (General_options::finalize): Check for uasge of --incremental-*
4308 without --incremental.
4310 2009-02-06 Chris Demetriou <cgd@google.com>
4312 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4313 pointer and to report location as the file name associated with
4315 (gold_undefined_symbol_at_location): New function to replace the
4316 old gold_undefined_symbol functionality.
4317 * target-reloc.h (relocate_section): Update to use
4318 gold_undefined_symbol_at_location.
4319 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4320 Call gold_undefined_symbol function rather than gold_error.
4321 * errors.h (Errors::undefined_symbol): Take location as a
4322 string, rather than calculating it from a relocation.
4323 * errors.cc (Errors::fatal): Print "fatal error:" before the
4325 (Errors::error, Errors::error_at_location): Print "error: "
4326 before the formatted message.
4327 (Errors::undefined_symbol): Take location as a string, rather
4328 than calculating it from a relocation.
4329 (gold_undefined_symbol_at_location): New function akin to
4330 old gold_undefined_symbol, calculates location from relocation.
4331 (gold_undefined_symbol): Change to take only a Symbol pointer
4332 and to report location as the file name associated with the symbol.
4333 * testsuite/debug_msg.sh: Update for changed error messages.
4334 * testsuite/undef_symbol.sh: Likewise.
4336 2009-02-04 Duncan Sands <baldrick@free.fr>
4339 * reduced_debug_output.h
4340 (Output_reduced_debug_abbrev_section::failed): Use format for
4342 (Output_reduced_debug_info_section::faild): Likewise.
4344 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4346 * script.cc (Lazy_demangler): New class.
4347 (Version_script_info::get_symbol_version_helper): Demangle a
4350 2009-01-29 Cary Coutant <ccoutant@google.com>
4352 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4354 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4356 2009-01-28 Ian Lance Taylor <iant@google.com>
4358 * version.cc (version_string): Bump to 1.9.
4360 * gold.h: Include <cstring> and <stdint.h>.
4361 * version.cc: Include <cstdio>.
4362 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4364 * reduced_debug_output.cc (insert_into_vector): Rename from
4365 Insert_into_vector; change all callers. Use Swap_unaligned to
4366 avoid aliasing issue; remove union since it is unnecessary.
4368 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4370 * Makefile.am (CCFILES): Add gc.cc.
4372 * Makefile.in: Regenerate.
4373 * gold.cc (Gc_runner): New class.
4374 (queue_initial_tasks): Call garbage collection related tasks
4375 when corresponding options are invoked.
4376 (queue_middle_gc_tasks): New function.
4377 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4378 processed early before laying out sections during garbage collection.
4379 * gold.h (queue_middle_gc_tasks): New function.
4380 (is_prefix_of): Move from "layout.cc".
4381 * i386.cc (Target_i386::gc_process_relocs): New function.
4382 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4383 * main.cc (main): Create object of class "Garbage_collection".
4384 * object.cc (Relobj::copy_symbols_data): New function.
4385 (Relobj::is_section_name_included): New function.
4386 (Sized_relobj::do_layout): Allow this function to be called twice
4387 during garbage collection and defer layout of section during the
4389 * object.h (Relobj::get_symbols_data): New function.
4390 (Relobj::is_section_name_included): New function.
4391 (Relobj::copy_symbols_data): New function.
4392 (Relobj::set_symbols_data): New function.
4393 (Relobj::get_relocs_data): New function.
4394 (Relobj::set_relocs_data): New function.
4395 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4396 (Relobj::gc_process_relocs): New function.
4397 (Relobj::do_gc_process_relocs): New pure virtual function.
4398 (Relobj::sd_): New data member.
4399 (Sized_relobj::is_output_section_offset_invalid): New function.
4400 (Sized_relobj::do_gc_process_relocs): New function.
4401 * options.h (General_options::gc_sections): Modify to not be a no-op.
4402 (General_options::print_gc_sections): New option.
4403 * plugin.cc (Plugin_finish::run): Remove function call to
4404 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4405 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4406 * reloc.cc (Read_relocs::run): Add task to process relocs and
4407 determine unreferenced sections when doing garbage collection.
4408 (Gc_process_relocs): New class.
4409 (Sized_relobj::do_gc_process_relocs): New function.
4410 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4411 sections that are garbage collected.
4412 * reloc.h (Gc_process_relocs): New class.
4413 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4414 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4415 symbols whose corresponding sections are garbage collected.
4416 (Symbol_table::Symbol_table): Add new parameter for the garbage
4418 (Symbol_table::gc_mark_undef_symbols): New function.
4419 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4420 (Symbol_table::gc_mark_dyn_syms): New function.
4421 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4423 (Symbol_table::add_from_object): Likewise.
4424 (Symbol_table::add_from_relobj): When building shared objects, do not
4425 treat externally visible symbols as garbage.
4426 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4427 table information for static and relocatable links.
4428 * symtab.h (Symbol_table::set_gc): New function.
4429 (Symbol_table::gc): New function.
4430 (Symbol_table::gc_mark_undef_symbols): New function.
4431 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4432 (Symbol_table::gc_mark_dyn_syms): New function.
4433 (Symbol_table::gc_): New data member.
4434 * target.h (Sized_target::gc_process_relocs): New pure virtual
4436 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4437 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4439 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4441 * options.h (General_options::gc_sections): Define as a no-op for now.
4442 (General_options::no_keep_memory): Ditto.
4443 (General_options::Bshareable): Define.
4444 * options.cc (General_options::finalize): Honor -Bshareable.
4446 2009-01-20 Andreas Schwab <schwab@suse.de>
4448 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4449 read the value in the contents, since we don't use it. Use the
4450 template endianness when writing.
4451 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4453 2009-01-19 Andreas Schwab <schwab@suse.de>
4455 * configure.tgt (powerpc64-*): Fix targ_obj.
4457 2009-01-15 Ian Lance Taylor <iant@google.com>
4459 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4460 local symbols when stripping all symbols.
4462 2009-01-14 Cary Coutant <ccoutant@google.com>
4464 * output.cc (Output_reloc): Add explicit instantiations.
4466 2009-01-14 Cary Coutant <ccoutant@google.com>
4468 * archive.cc (Archive::get_elf_object_for_member): Remove call
4469 to File_read::claim_for_plugin.
4470 * descriptors.cc (Descriptors::open): Remove reference to
4472 (Descriptors::claim_for_plugin): Remove.
4473 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4474 (Descriptors::is_claimed): Remove.
4475 (claim_descriptor_for_plugin): Remove.
4476 * fileread.cc (File_read::claim_for_plugin): Remove.
4477 * fileread.h (File_read::claim_for_plugin): Remove.
4478 (File_read::descriptor): Reopen descriptor if necessary.
4479 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4480 (Plugin_manager::all_symbols_read): Add task parameter. Change
4482 (Plugin_manager::get_input_file): New function.
4483 (Plugin_manager::release_input_file): New function.
4484 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4485 corresponding data member.
4486 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4487 and pass to base constructor. Change all callers.
4488 (get_input_file, release_input_file): New functions.
4489 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4490 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4491 (Plugin_manager::all_symbols_read): Add task parameter.
4492 (Plugin_manager::get_input_file): New function.
4493 (Plugin_manager::release_input_file): New function.
4494 (Plugin_manager::task_): New data member.
4495 (Pluginobj::Pluginobj): Add filesize parameter.
4496 (Pluginobj::filename): New function.
4497 (Pluginobj::descriptor): New function.
4498 (Pluginobj::filesize): New function.
4499 (Pluginobj::filesize_): New data member.
4500 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4501 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4502 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4504 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4505 with archive libraries.
4506 * testsuite/Makefile.in: Regenerate.
4507 * testsuite/plugin_test.c (struct sym_info): New type.
4508 (get_input_file, release_input_file): New static variables.
4509 (onload): Capture new transfer vector entries.
4510 (claim_file_hook): Stop reading at end of file according to filesize.
4511 Factor out parsing of readelf output into separate function.
4512 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4513 APIs and get the source file name from the symbol table. Convert
4514 source file name to corresponding object file name. Print info
4515 message when adding new input files.
4516 (parse_readelf_line): New function.
4517 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4518 * testsuite/plugin_test_2.sh: Likewise.
4519 * testsuite/plugin_test_3.sh: Likewise.
4520 * testsuite/plugin_test_4.sh: New test case.
4522 2009-01-07 Ian Lance Taylor <iant@google.com>
4524 * version.cc (version_string): Bump to 1.8.
4526 2008-12-23 Cary Coutant <ccoutant@google.com>
4528 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4529 * plugin.cc (Plugin_manager::finish): Rename as
4530 layout_deferred_objects. Move cleanup to separate function.
4531 (Plugin_manager::cleanup): New function.
4532 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4534 * plugin.h (Plugin_manager::finish): Rename as
4535 layout_deferred_objects.
4536 (Plugin_manager::cleanup): New function.
4537 (Plugin_manager::cleanup_done): New field.
4539 2008-12-23 Cary Coutant <ccoutant@google.com>
4541 * plugin.cc (is_visible_from_outside): New function.
4542 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4543 so we don't return "IR only" status for exported symbols or -r links.
4545 * testsuite/Makefile.am (plugin_test_3): New test case.
4546 * testsuite/Makefile.in: Regenerate.
4547 * testsuite/plugin_test_3.sh: New file.
4549 2008-12-22 Cary Coutant <ccoutant@google.com>
4551 * object.cc (Sized_relobj::layout_section): New function.
4552 (Sized_relobj::do_layout): Defer layout of input sections until after
4553 plugin has provided replacement files.
4554 (Sized_relobj::do_layout_deferred_sections): New function.
4555 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4556 (Relobj::layout_deferred_sections): New function.
4557 (Relobj::do_layout_deferred_sections): New function.
4558 (Sized_relobj::do_layout_deferred_sections): New function.
4559 (Sized_relobj::layout_section): New function.
4560 (Sized_relobj::Deferred_layout): New structure.
4561 (Sized_relobj::deferred_layout_): New field.
4562 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4563 Change all callers. Layout deferred sections.
4564 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4566 (Plugin_hook::run): Move code from do_plugin_hook inline.
4567 (Plugin_hook::do_plugin_hook): Remove.
4568 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4569 (Plugin_manager::finish): Renamed, was cleanup.
4570 (Plugin_manager::should_defer_layout): New function.
4571 (Plugin_manager::add_deferred_layout_object): New function.
4572 (Plugin_manager::Deferred_layout_list): New type.
4573 (Plugin_manager::deferred_layout_objects_): New field.
4574 (Plugin_hook::do_plugin_hook): Remove.
4576 2008-12-17 Ian Lance Taylor <iant@google.com>
4578 * options.h (class General_options): Add --no case for
4581 2008-12-16 Cary Coutant <ccoutant@google.com>
4583 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4585 (Plugin_manager::claim_file): Create plugin object even if
4586 plugin did not call the add_symbols callback.
4587 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4588 asking for more symbols than were added.
4589 * testsuite/Makefile.am (plugin_test_1): Add test case with
4591 (empty.syms): New target.
4592 * testsuite/Makefile.in: Regenerate.
4593 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4594 message. Don't call add_symbols if no globals.
4595 (all_symbols_read_hook): Don't provide replacement for empty
4598 2008-12-12 Ian Lance Taylor <iant@google.com>
4600 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4601 r_type == 0 for a local symbol with r_sym == 0.
4602 (scan_relocatable_relocs): Pass r_sym to
4603 local_non_section_strategy.
4604 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4607 * configure.ac: Update test for TLS descriptors: they are
4608 supported as of glibc 2.9.
4609 * configure: Rebuild.
4611 2008-12-11 Ian Lance Taylor <iant@google.com>
4614 * target-reloc.h (Default_scan_relocatable_relocs): For each
4615 function, map r_type == 0 to RELOC_DISCARD.
4617 2008-12-10 Cary Coutant <ccoutant@google.com>
4619 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4620 object to override a kept COMDAT group from a plugin object.
4622 2008-12-09 Ian Lance Taylor <iant@google.com>
4625 * yyscript.y (file_cmd): Handle INPUT.
4627 * testsuite/initpri1.c: Change all declarations to be full
4628 prototypes by adding void, to avoid compiler warnings.
4630 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4632 * options.cc (General_options::parse_plugin_opt): New.
4633 (General_options::add_plugin): The argument now is just the filename.
4634 (General_options::add_plugin_option): New.
4635 * options.h (plugin_opt): New.
4636 (add_plugin): Change argument name.
4637 (add_plugin_option): New.
4638 * plugin.cc (Plugin::load): Don't parse the plugin option.
4639 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4640 (Plugin::add_option): New.
4641 (Plugin::args_): Change type.
4642 (Plugin::filename_): New.
4643 (Plugin_manager::add_plugin_option): New.
4644 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4645 * testsuite/Makefile.in: Regenerate.
4647 2008-12-05 Cary Coutant <ccoutant@google.com>
4649 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4650 Handle --strip-lto-sections option.
4651 * options.h (strip_lto_sections): New option.
4653 2008-12-01 Cary Coutant <ccoutant@google.com>
4655 * plugin.cc (ld_plugin_message): Change format parameter to const.
4656 Fix mismatch between new[] and delete.
4658 2008-11-14 Cary Coutant <ccoutant@google.com>
4660 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4663 2008-11-05 Craig Silverstein <csilvers@google.com>
4665 * options.cc (General_options::parse_dynamic_list): New function.
4666 * options.h (General_options): New flags dynamic_list,
4667 dynamic_list_data, dynamic_list_cpp_new, and
4668 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4669 (General_options::in_dynamic_list): New function.
4670 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4671 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4672 (Lex::can_continue_name): Likewise.
4674 (read_script_file): New parameter script_options.
4675 (read_dynamic_list): New function.
4676 (Script_options::define_dynamic_list): New function.
4677 (dynamic_list_keyword_parsecodes): New variable.
4678 (dynamic_list_keywords): New variable.
4679 * script.h (Script_options::define_dynamic_list): New function
4681 (read_dynamic_list): New function prototype.
4682 * symtab.cc (strprefix): New macro.
4683 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4684 dynamic_list_data, dynamic_list_cpp_new, and
4685 dynamic_list_cpp_typeinfo.
4686 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4687 (dynamic_list_expr): New rule.
4688 (dynamic_list_nodes): Likewise.
4689 (dynamic_list_node): Likewise.
4690 * testsuite/Makefile.am (dynamic_list): New test.
4691 * testsuite/Makefile.in: Regenerated.
4692 * testsuite/dynamic_list.t: New file.
4693 * testsuite/dynamic_list.sh: New file.
4695 2008-11-05 Craig Silverstein <csilvers@google.com>
4697 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4698 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4699 (t11_last): Likewise.
4700 * testsuite/ver_test_6.c (main): Likewise.
4702 2008-10-07 Cary Coutant <ccoutant@google.com>
4704 * options.c (General_options::finalize): Add check for -static and
4706 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4709 2008-10-02 Cary Coutant <ccoutant@google.com>
4711 * plugin.cc (make_sized_plugin_object): Fix conditional
4712 compilation to work when not all targets are enabled.
4714 2008-09-29 Cary Coutant <ccoutant@google.com>
4716 * archive.cc (Archive::get_file_and_offset): Use filename instead
4717 of name to get library path.
4718 (Archive::include_member): Unlock external member of a thin archive.
4720 * testsuite/Makefile.am (TEST_AR): New variable.
4721 (thin_archive_test_1): New test.
4722 (thin_archive_test_2): New test.
4723 * testsuite/Makefile.in: Regenerate.
4724 * testsuite/thin_archive_main.cc: New file.
4725 * testsuite/thin_archive_test_1.cc: New file.
4726 * testsuite/thin_archive_test_2.cc: New file.
4727 * testsuite/thin_archive_test_3.cc: New file.
4728 * testsuite/thin_archive_test_4.cc: New file.
4730 2008-09-29 Cary Coutant <ccoutant@google.com>
4732 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4733 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4735 (Sized_relobj::do_finalize_local_symbols): Likewise.
4736 (Sized_relobj::map_to_kept_section): Likewise.
4737 * object.h (Sized_relobj::invalid_address): New constant.
4738 (Sized_relobj::do_output_section_offset): Check for invalid_address
4740 * output.cc (Output_reloc::local_section_offset): Use constant
4741 invalid_address instead of -1U.
4742 (Output_reloc::get_address): Likewise.
4743 (Output_section::output_address): Change -1U to -1ULL.
4744 * output.h (Output_reloc::invalid_address): New constant.
4745 * reloc.cc (Sized_relobj::write_sections): Use constant
4746 invalid_address instead of -1U.
4747 (Sized_relobj::relocate_sections): Likewise.
4748 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4749 values for merge sections.
4750 * target-reloc.h (relocate_for_relocatable): Use constant
4751 invalid_address instead of -1U.
4753 2008-09-19 Cary Coutant <ccoutant@google.com>
4755 Add plugin functionality for link-time optimization (LTO).
4756 * configure.ac (plugins): Add --enable-plugins option.
4757 * configure: Regenerate.
4758 * config.in: Regenerate.
4759 * Makefile.am (LIBDL): New variable.
4760 (CCFILES): Add plugin.cc.
4761 (HFILES): Add plugin.h.
4762 (ldadd_var): Add LIBDL.
4763 * Makefile.in: Regenerate.
4765 * archive.cc: Include "plugin.h".
4766 (Archive::setup): Don't preread archive symbols when using a plugin.
4767 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4768 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4770 (Archive::include_member): Add symbols from plugin objects.
4771 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4772 * descriptors.cc (Descriptors::open): Check for file descriptors
4773 abandoned by plugins.
4774 (Descriptors::claim_for_plugin): New function.
4775 * descriptors.h (Descriptors::claim_for_plugin): New function.
4776 (Open_descriptor::is_claimed): New field.
4777 (claim_descriptor_for_plugin): New function.
4778 * fileread.cc (File_read::claim_for_plugin): New function.
4779 * fileread.h (File_read::claim_for_plugin): New function.
4780 (File_read::descriptor): New function.
4781 * gold.cc: Include "plugin.h".
4782 (queue_initial_tasks): Add task to call plugin hooks for generating
4784 * main.cc: Include "plugin.h".
4785 (main): Load plugin libraries.
4786 * object.h (Pluginobj): Declare.
4787 (Object::pluginobj): New function.
4788 (Object::do_pluginobj): New function.
4789 (Object::set_target): New function.
4790 * options.cc: Include "plugin.h".
4791 (General_options::parse_plugin): New function.
4792 (General_options::General_options): Initialize plugins_ field.
4793 (General_options::add_plugin): New function.
4794 * options.h (Plugin_manager): Declare.
4795 (General_options): Add --plugin option.
4796 (General_options::has_plugins): New function.
4797 (General_options::plugins): New function.
4798 (General_options::add_plugin): New function.
4799 (General_options::plugins_): New field.
4800 * plugin.cc: New file.
4801 * plugin.h: New file.
4802 * readsyms.cc: Include "plugin.h".
4803 (Read_symbols::do_read_symbols): Check for archive before checking
4804 for ELF file. Call plugin hooks to claim files.
4805 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4806 from a real object file; force override when processing replacement
4808 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4809 (Symbol::init_base_object): Likewise.
4810 (Symbol::init_base_output_data): Likewise.
4811 (Symbol::init_base_output_segment): Likewise.
4812 (Symbol::init_base_constant): Likewise.
4813 (Symbol::init_base_undefined): Likewise.
4814 (Symbol::output_section): Assert that object is not a plugin.
4815 (Symbol_table::add_from_pluginobj): New function.
4816 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4818 (Symbol_table::sized_write_globals): Likewise.
4819 (Symbol_table::add_from_pluginobj): Instantiate template.
4820 * symtab.h (Sized_pluginobj): Declare.
4821 (Symbol::in_real_elf): New function.
4822 (Symbol::set_in_real_elf): New function.
4823 (Symbol::in_real_elf_): New field.
4824 (Symbol_table::add_from_pluginobj): New function.
4826 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4827 (LIBDL): New variable.
4829 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4830 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4831 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4832 (MOSTLYCLEANFILES): Likewise.
4833 * testsuite/Makefile.in: Regenerate.
4834 * testsuite/plugin_test.c: New file.
4835 * testsuite/plugin_test_1.sh: New file.
4836 * testsuite/plugin_test_2.sh: New file.
4838 2008-09-16 Ian Lance Taylor <iant@google.com>
4840 * target-reloc.h (relocate_section): Check whether a symbol is
4841 defined by the ABI before reporting an undefined symbol error.
4842 * target.h (Target::is_defined_by_abi): Make parameter const.
4843 (Target::do_is_defined_by_abi): Likewise.
4844 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4845 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4846 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4847 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4848 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4849 * testsuite/Makefile.in: Rebuild.
4851 * fileread.cc (make_view): Add casts to avoid warning.
4853 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4855 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4856 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4858 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4860 * options.h (General_options::output_is_executable): New.
4861 (General_options::output_is_pie): New.
4862 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4863 for shared libraries.
4864 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4866 2008-09-11 Chris Demetriou <cgd@google.com>
4868 * options.h (origin): New -z option.
4869 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4870 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4873 2008-09-05 Cary Coutant <ccoutant@google.com>
4875 * fileread.cc (File_read::make_view): Add check for attempt to map
4878 2008-09-05 Cary Coutant <ccoutant@google.com>
4880 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4881 explicit instantiations.
4883 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4886 * options.cc (General_options::finalize): Allow undefined symbols
4887 in shlibs if linking -shared.
4890 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4891 symbols as not needing a dynsym entry.
4893 2008-08-20 Craig Silverstein <csilvers@google.com>
4895 * fileread.cc (File_read::open): Do not lock the file unless it
4896 was successfully opened.
4898 2008-08-14 Cary Coutant <ccoutant@google.com>
4900 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4901 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4902 * testsuite/tls_test.cc (struct int128): 128-bit struct
4903 for testing TLS relocs with non-zero addend.
4904 (v12): New TLS variable.
4906 (t_last): Add check for v12.
4907 * testsuite/tls_test.h (t12): New function.
4908 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4910 2008-08-13 Ian Lance Taylor <iant@google.com>
4912 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4913 set tls_segment_ or relro_segment_.
4914 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4916 * output.h (Output_section::clear_is_relro): New function.
4917 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4918 sections specially even when output_data_ is empty.
4919 (Output_segment::maximum_alignment): When first section is relro,
4920 only force alignment for PT_LOAD segments.
4921 * script.cc (script_data_segment_align): New function.
4922 (script_data_segment_relro_end): New function.
4923 * script-c.h (script_data_segment_align): Declare.
4924 (script_data_segment_relro_end): Declare.
4925 * script-sections.h (class Script_sections): Declare
4926 data_segment_align and data_segment_relro_end. Add fields
4927 segment_align_index_ and saw_relro_end_.
4928 * script-sections.cc (class Sections_element): Add set_is_relro
4929 virtual function. Add new bool* parameter to place_orphan_here.
4930 Add get_output_section virtual function.
4931 (class Output_section_definition): Add set_is_relro. Add new
4932 bool* parameter to place_orphan_here. Add get_output_section.
4933 Add is_relro_ field.
4934 (Output_section_definition::Output_section_definition): Initialize
4935 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4936 and is_relro_ fields.
4937 (Output_section_definition::place_orphan_here): Add is_relro
4939 (Output_section_definition::set_section_addresses): Set relro for
4941 (Output_section_definition::alternate_constraint): Likewise.
4942 (class Orphan_output_section): Add new bool* parameter to
4943 place_orphan_here. Add get_output_section.
4944 (Orphan_output_section::place_orphan_here): Add is_relro
4946 (Script_sections::Script_sections): Initialize
4947 data_segment_align_index_ and saw_relro_end_.
4948 (Script_sections::data_segment_align): New function.
4949 (Script_sections::data_segment_relro_end): New function.
4950 (Script_sections::place_orphan): Set or clear is_relro.
4951 (Script_sections::set_section_addresses): Force alignment of first
4953 * yyscript.y (exp): Call script_data_segment_align and
4954 script_data_segment_relro_end.
4955 * testsuite/relro_script_test.t: New file.
4956 * testsuite/relro_test.cc (using_script): Declare.
4957 (t1, t2): Test using_script.
4958 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4959 (relro_script_test_SOURCES): Define.
4960 (relro_script_test_DEPENDENCIES): Define.
4961 (relro_script_test_LDFLAGS): Define.
4962 (relro_script_test_LDADD): Define.
4963 (relro_script_test.so): New target.
4964 * testsuite/Makefile.in: Rebuild.
4966 2008-08-06 Cary Coutant <ccoutant@google.com>
4968 * archive.cc (Archive::total_archives, Archive::total_members)
4969 (Archive::total_members_loaded): New variables.
4970 (Archive::setup): Add parameter. Add option to preread
4972 (Archive::read_armap): Add counter.
4973 (Archive::get_file_and_offset): New function.
4974 (Archive::get_elf_object_for_member): New function.
4975 (Archive::read_all_symbols): New function.
4976 (Archive::read_symbols): New function.
4977 (Archive::add_symbols): Add counters.
4978 (Archive::include_all_members): Use armap to find members if it's
4980 (Archive::include_member): Skip reading symbols if already read.
4981 Factored code into Archive::get_file_and_offset and
4982 Archive::get_elf_object_for_member. Changed call to
4983 Mapfile::report_include_archive_member.
4984 (Archive::print_stats): New function.
4985 * archive.h: Declare Object and Read_symbols_data classes.
4986 (Archive::Archive): Add initializers for new members.
4987 (Archive::setup): Add parameter.
4988 (Archive::print_stats): New function.
4989 (Archive::total_archives, Archive::total_members)
4990 (Archive::total_members_loaded): New variables.
4991 (Archive::get_file_and_offset): New function.
4992 (Archive::get_elf_object_for_member): New function.
4993 (Archive::read_all_symbols): New function.
4994 (Archive::read_symbols): New function.
4995 (Archive::Archive_member): New class.
4996 (Archive::members_): New member.
4997 (Archive::num_members_): New member.
4998 * main.cc: Include archive.h.
4999 (main): Call Archive::print_stats.
5000 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5001 archive parameter; member_name is now the fully-decorated name.
5002 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5003 * options.h: (General_options): Add --preread-archive-symbols option.
5004 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5007 2008-08-04 Ian Lance Taylor <iant@google.com>
5009 * symtab.h (Symbol::use_plt_offset): New function.
5010 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5011 * powerpc.cc (Relocate::relocate): Likewise.
5012 * sparc.cc (Relocate::relocate): Likewise.
5013 * x86_64.cc (Relocate::relocate): Likewise.
5014 * testsuite/weak_plt.sh: New test.
5015 * testsuite/weak_plt_main.cc: New test.
5016 * testsuite/weak_plt_shared.cc: New test.
5017 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5018 (check_PROGRAMS): Add weak_plt.
5019 (check_DATA): Add weak_plt_shared.so.
5020 (weak_plt_main_pic.o, weak_plt): New targets.
5021 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5022 * testsuite/Makefile.in: Rebuild.
5024 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5026 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5027 * testsuite/Makefile.in: Rebuild.
5029 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5031 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5032 * Makefile.in: Regenerate.
5033 * po/POTFILES.in: Regenerate.
5035 2008-07-29 Ian Lance Taylor <iant@google.com>
5037 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5038 symbols before other symbols.
5039 * testsuite/script_test_2.cc (test_addr): Declare.
5040 (test_addr_alias): Declare.
5041 (main): Check that test_addr and test_addr_alias have the right
5043 * testsuite/script_test_2.t: Define test_addr_alias and
5046 2008-07-24 Ian Lance Taylor <iant@google.com>
5049 * descriptors.cc: New file.
5050 * descriptors.h: New file.
5051 * gold-threads.h (class Hold_optional_lock): New class.
5052 * fileread.cc: Include "descriptors.h".
5053 (File_read::~File_read): Release descriptor rather than closing
5055 (File_read::open) [file]: Call open_descriptor rather than open.
5056 Set is_descriptor_opened_.
5057 (File_read::open) [memory]: Assert that descriptor is not open.
5058 (File_read::reopen_descriptor): New function.
5059 (File_read::release): Release descriptor.
5060 (File_read::do_read): Make non-const. Reopen descriptor.
5061 (File_read::read): Make non-const.
5062 (File_read::make_view): Reopen descriptor.
5063 (File_read::do_readv): Likewise.
5064 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5065 Update declarations.
5066 * layout.cc: Include "descriptors.h".
5067 (Layout::create_build_id): Use open_descriptor rather than open.
5068 * output.cc: Include "descriptors.h".
5069 (Output_file::open): Use open_descriptor rather than open.
5070 * archive.cc (Archive::const_iterator): Change Archive to be
5072 (Archive::begin, Archive::end): Make non-const.
5073 (Archive::count_members): Likewise.
5074 * archive.h (class Archive): Update declarations.
5075 * object.h (Object::read): Make non-const.
5076 * Makefile.am (CCFILES): Add descriptors.cc.
5077 (HFILES): Add descriptors.h.
5078 * Makefile.in: Rebuild.
5081 * gold.h: Always include <clocale>. Add Solaris workarounds
5082 following code in binutils/sysdep.h.
5085 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5086 this->eh_frame_hdr_ is NULL before using it.
5088 * dynobj.cc (Versions::Versions): Update comment.
5090 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5091 the base version name.
5093 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5094 array size plus one.
5095 (Stringpool_template::set_string_offsets): Subtract one from key
5096 before using it as an array index.
5097 (Stringpool_template::get_offset_with_length): Likewise.
5098 (Stringpool_template::write_to_buffer): Likewise.
5099 * stringpool.h (Stringpool_template::get_offset_from_key):
5102 2008-07-23 Ian Lance Taylor <iant@google.com>
5105 * object.h (Merged_symbol_value::value): Do our best to handle a
5109 * script.cc (Version_script_info::get_versions): Don't add empty
5110 version tag to return value.
5111 (Version_script_info::get_symbol_version_helper): Change return
5112 type to bool. Add pversion parameter. Change all callers.
5113 (script_register_vers_node): Don't require a non-NULL tag.
5114 * script.h (class Version_script_info): Update declarations.
5115 (Version_script_info::get_symbol_version): Change return type to
5116 bool. Add version parameter. Change all callers.
5117 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5118 handling. Handle an empty version from a version script.
5119 (Symbol_table::define_special_symbol): Likewise.
5120 * testsuite/ver_test_10.script: New file.
5121 * testsuite/ver_test_10.sh: New file.
5122 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5123 (check_DATA): Add ver_test_10.syms.
5124 (ver_test_10.syms, ver_test_10.so): New target.
5125 * testsuite/Makefile.in: Rebuild.
5127 2008-07-23 Simon Baldwin <simonb@google.com>
5129 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5130 to zero for undefined symbols from dynamic libraries.
5132 2008-07-23 Ian Lance Taylor <iant@google.com>
5134 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5136 * symtab.h (class Symbol_table): Update declaration.
5137 * testsuite/ver_test_9.cc: New file.
5138 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5139 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5140 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5141 (ver_test_9.so, ver_test_9.o): New targets.
5142 * testsuite/Makefile.in: Rebuild.
5144 2008-07-22 Ian Lance Taylor <iant@google.com>
5146 * options.h (class General_options): Define --check-sections.
5147 * layout.cc (Layout::set_segment_offsets): Handle
5150 * options.h (class General_options): Define -n/--nmagic and
5152 * options.cc (General_options::finalize): For -n/--nmagic or
5153 -N/--omagic, set -static.
5154 * layout.cc (Layout::attach_allocated_section_to_segment): If
5155 -N/--omagic, don't put read-only and read-write sections in
5157 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5158 finding a read-only segment.
5159 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5160 don't set the minimum segment alignment to the common page size,
5161 and don't set the file offset to the address modulo the page size.
5162 * script-sections.cc (Script_sections::create_segments): If
5163 -n/--omagic, don't put read-only and read-write sections in
5166 * cref.cc: New file.
5168 * options.h (class General_options): Add --print-symbol-counts.
5169 * main.cc (main): Issue defined symbol report if requested.
5170 * archive.cc (Archive::interpret_header): Make into a const member
5172 (Archive::add_symbols): Call Input_objects::archive_start and
5174 (Archive::const_iterator): Define new class.
5175 (Archive::begin, Archive::end): New functions.
5176 (Archive::include_all_members): Rewrite to use iterator.
5177 (Archive::count_members): New function.
5178 * archive.h (class Archive): Update declarations.
5179 (Archive::filename): New function.
5180 * object.cc: Include "cref.h".
5181 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5182 (Sized_relobj::do_get_global_symbol_counts): New function.
5183 (Input_objects::add_object): Add object to cross-referencer.
5184 (Input_objects::archive_start): New function.
5185 (Input_objects::archive_stop): New function.
5186 (Input_objects::print_symbol_counts): New function.
5187 * object.h: Declare Cref and Archive.
5188 (Object::get_global_symbol_counts): New function.
5189 (Object::do_get_global_symbol_counts): New pure virtual function.
5190 (class Sized_relobj): Add defined_count_ field. Update
5192 (class Input_objects): Add cref_ field. Update constructor.
5193 Update declarations.
5194 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5196 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5198 (Sized_dynobj::do_get_global_symbol_counts): New function.
5199 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5200 defined_count_. Update declarations. Define Symbols typedef.
5201 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5202 parameter. Change all callers.
5203 (Symbol_table::add_from_dynobj): Add sympointers and defined
5204 parameters. Change all callers.
5205 * symtab.h (class Symbol_table): Update declarations.
5206 * Makefile.am (CCFILES): Add cref.cc.
5207 (HFILES): Add cref.h.
5208 * Makefile.in: Rebuild.
5210 2008-07-22 Simon Baldwin <simonb@google.com>
5212 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5213 to zero when writing undefined symbols.
5215 2008-07-22 Ian Lance Taylor <iant@google.com>
5217 * output.cc (Output_section::add_input_section): Don't try to
5218 merge empty merge sections.
5220 2008-07-21 Craig Silverstein <csilvers@google.com>
5222 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5223 Include symbol version in error message.
5225 2008-07-20 Chris Demetriou <cgd@google.com>
5227 * configure.ac (gold_cv_c_random_seed): New configured variable.
5228 (RANDOM_SEED_CFLAGS): New substituted variable.
5229 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5230 * configure: Rebuild.
5231 * Makefile.in: Likewise.
5232 * testsuite/Makefile.in: Likewise.
5234 2008-07-18 Ian Lance Taylor <iant@google.com>
5236 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5237 where we see NAME/NULL and NAME/VERSION as separate symbols.
5238 * testsuite/ver_test_main.cc (main): Call t4.
5239 (t4, t4_2a): Define.
5240 * testsuite/ver_test_2.cc (t4_2): Define.
5241 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5242 * testsuite/ver_test_4.cc (t4_2a): Define.
5243 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5244 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5246 2008-07-17 Ian Lance Taylor <iant@google.com>
5248 * dynobj.cc (Versions::add_def): If we give an error about a
5249 missing version, go ahead and create the version anyhow.
5251 2008-07-10 Ian Lance Taylor <iant@google.com>
5253 Handle output sections with more than 0x7fffffff bytes.
5254 * object.h (class Relobj): Change map_to_output_ to
5255 output_sections_, and just keep a section pointer. Change all
5256 uses. Move comdat group support to Sized_relobj.
5257 (Relobj::is_section_specially_mapped): Remove.
5258 (Relobj::output_section): Remove poff parameter. Change all
5260 (Relobj::output_section_offset): New function.
5261 (Relobj::set_section_offset): Rewrite.
5262 (Relobj::map_to_output): Remove.
5263 (Relobj::output_sections): New function.
5264 (Relobj::do_output_section_offset): New pure virtual function.
5265 (Relobj::do_set_section_offset): Likewise.
5266 (class Sized_relobj): Add section_offsets_ field. Add comdat
5267 group support from Relobj. Update declarations.
5268 (Sized_relobj::get_output_section_offset): New function.
5269 (Sized_relobj::do_output_section_offset): New function.
5270 (Sized_relobj::do_set_section_offset): New function.
5271 * object.cc (Relobj::output_section_address): Remove.
5272 (Sized_relobj::Sized_relobj): Initialize new fields.
5273 (Sized_relobj::include_section_group): Cast find_kept_object to
5275 (Sized_relobj::include_linkonce_section): Likewise.
5276 (Sized_relobj::do_layout): Use separate arrays for output section
5278 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5280 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5281 output_sections and section_offsets.
5282 (Sized_relobj::write_local_symbols): Likewise.
5283 (map_to_kept_section): Compute output address directly.
5284 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5285 output_sections and section_offsets.
5286 (Sized_relobj::write_sections): Likewise.
5287 (Sized_relobj::relocate_sections): Likewise.
5288 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5289 * output.h (class Output_reloc): Update declarations. Change
5290 u2_.relobj to Sized_relobj*.
5291 (class Output_data_reloc): Change add functions to use
5293 * output.cc (Output_reloc::Output_reloc): Change relobj to
5295 (Output_reloc::local_section_offset): Change return type to
5296 Elf_Addr. Use get_output_section_offset.
5297 (Output_reloc::get_address): Likewise.
5298 (Output_section::is_input_address_mapped): Don't call
5299 is_section_specially_mapped.
5300 (Output_section::output_offset): Likewise.
5301 (Output_section::output_address): Likewise.
5302 (Output_section::starting_output_address): Likewise.
5303 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5304 parameter to Sized_relobj*.
5305 (Copy_relocs::need_copy_reloc): Likewise.
5306 (Copy_relocs::save): Likewise.
5307 * copy-relocs.h (class Copy_relocs): Update declarations.
5308 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5309 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5310 * target-reloc.h (relocate_for_relocatable): Change
5311 offset_in_output_section type to Elf_Addr. Change code that uses
5313 * layout.cc (Layout::layout): Always set *off.
5314 * mapfile.cc (Mapfile::print_input_section): Use
5315 output_section_offset.
5316 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5318 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5319 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5320 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5322 2008-07-03 Ian Lance Taylor <iant@google.com>
5324 * layout.cc (Layout::include_section): Do not discard unrecognized
5325 SHT_STRTAB sections.
5327 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5329 * script.cc (Lex::can_continue_name): Make '?' allowable in
5330 version-script names.
5331 * testsuite/version_script.map: Change glob pattern to use '?'
5333 2008-06-30 Manish Singh <yosh@gimp.org>
5336 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5339 2008-06-30 Ian Lance Taylor <iant@google.com>
5343 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5344 versions]: Don't try to read the value in the contents, since we
5345 don't use it. Use the template endianness when writing.
5347 2008-06-25 Cary Coutant <ccoutant@google.com>
5349 * fileread.cc (File_read::make_view): Assert on zero-length view.
5350 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5351 symbol table when there are no symbols to read.
5353 2008-06-23 Craig Silverstein <csilvers@google.com>
5355 * version.cc (version_string): Bump to 1.7
5357 2008-06-18 Craig Silverstein <csilvers@google.com>
5359 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5360 constant 0xFFFF to type Valtype.
5361 (Powerpc_relocate_functions::rel16_ha): Likewise.
5363 2008-06-17 Ian Lance Taylor <iant@google.com>
5365 * output.h (Output_section::Input_section): Initialize p2align_ to
5366 zero for Output_section_data constructors.
5367 (Output_section::Input_section::addralign): If not an input
5368 section, return the alignment of the Output_section_data.
5369 * testsuite/copy_test.cc: New file.
5370 * testsuite/copy_test_1.cc: New file.
5371 * testsuite/copy_test_2.cc: New file.
5372 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5373 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5374 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5375 (copy_test_1_pic.o, copy_test_1.so): New targets.
5376 (copy_test_2_pic.o, copy_test_2.so): New targets.
5377 * testsuite/Makefile.in: Rebuild.
5379 * script-sections.cc (Script_sections::place_orphan): Initialize
5380 local variable exact.
5382 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5384 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5386 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5387 David S. Miller <davem@davemloft.net>
5389 * powerpc.cc: New file.
5390 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5391 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5392 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5393 * Makefile.in: Rebuild.
5395 2008-06-09 Ian Lance Taylor <iant@google.com>
5397 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5399 (throwing, orig_terminate): New static variables.
5400 (terminate_handler): New static function.
5401 (t2): Set terminate handler.
5403 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5406 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5409 2008-05-30 Cary Coutant <ccoutant@google.com>
5411 * archive.cc (Archive::include_all_members) Correct to step
5412 over symbol table and extended name table in thin archives.
5414 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5417 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5420 2008-05-28 Caleb Howe <cshowe@google.com>
5422 * reduced_debug_output.cc: New file.
5423 * reduced_debug_output.h: New file.
5424 * options.h (class General_options): Add --strip-debug-non-line.
5425 * options.cc (General_options::finalize): Add strip_debug_non_line
5426 to the strip heirarchy.
5427 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5429 * layout.cc: Include "reduced_debug_output.h".
5430 (Layout::Layout): Initialize new fields.
5431 (line_only_debug_sections): New static array.
5432 (is_lines_only_debug_sections): New static inline function.
5433 (Layout::include_section): Handle --strip-debug-non-line.
5434 (Layout::make_output_section): If --strip-debug-non-line, build
5435 new output sections for .debug_abbrev and .debug_info.
5436 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5437 gold. Warn about possible overflow.
5438 (read_signed_LEB_128): Likewise.
5439 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5440 (read_signed_LEB_128): Declare.
5441 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5442 (HFILES): Add reduced_debug_output.h.
5443 * Makefile.in: Rebuild.
5445 2008-05-21 Ian Lance Taylor <iant@google.com>
5447 * mapfile.cc: New file.
5448 * mapfile.h: New file.
5449 * options.h (class General_options): Add -M/--print-map and -Map.
5450 * options.cc (General_options::finalize): Make -M equivalent to
5452 * main.cc: Include <cstdio> and "mapfile.h".
5453 (main): Open mapfile if requested.
5454 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5455 constructor. Change caller.
5456 (queue_initial_tasks): Add mapfile parameter. Change caller.
5457 (queue_middle_tasks): Likewise.
5458 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5460 * archive.cc: Include "mapfile.h".
5461 (Archive::add_symbols): Add mapfile parameter. Change all
5462 callers. Pass mapfile, symbol, and reason to include_member.
5463 (Archive::include_all_members): Add mapfile parameter. Change all
5465 (Archive::include_member): Add mapfile, sym, and why parameters.
5466 Change all callers. Report inclusion to map file.
5467 * archive.h: Include "fileread.h".
5468 (class Archive): Update declarations.
5469 (Archive::file): New const method.
5470 (class Add_archive_symbols): Add mapfile_ field. Update
5471 constructor. Change all callers.
5472 * readsyms.h (class Read_symbols): Likewise.
5473 (class Finish_group): Likewise.
5474 (class Read_script): Likewise.
5475 * common.cc: Include "mapfile.h".
5476 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5478 (Symbol_table::do_allocate_commons): Likewise.
5479 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5480 symbol allocation to mapfile.
5481 * common.h (class Allocate_commons_task): Add mapfile_ field.
5482 Update constructor. Change all callers.
5483 * symtab.h (class Symbol_table): Update declarations.
5484 * layout.cc: Include "mapfile.h".
5485 (Layout_task_runner::run): Print information to mapfile.
5486 (Layout::create_gold_note): Change Output_data_fixed_space to
5487 Output_data_zero_fill.
5488 (Layout::create_build_id): Likewise.
5489 (Layout::print_to_mapfile): New function.
5490 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5491 constructor. Change caller.
5492 (class Layout): Declare print_to_mapfile.
5493 * output.cc (Output_section::Input_section::print_to_mapfile): New
5495 (Output_section::add_input_section): If producing a map, always
5496 add to input_sections_ list.
5497 (Output_section::do_print_to_mapfile): New function.
5498 (Output_segment::print_sections_to_mapfile): New function.
5499 (Output_segment::print_section_list_to_mapfile): New function.
5500 * output.h: Include "mapfile.h".
5501 (Output_data::print_to_mapfile): New function.
5502 (Output_data::do_print_to_mapfile): New virtual function.
5503 (Output_segment_headers::do_print_to_mapfile): New function.
5504 (Output_file_header::do_print_to_mapfile): New function.
5505 (Output_data_const::do_print_to_mapfile): New function.
5506 (class Output_data_const_buffer): Add map_name_ field. Update
5507 constructor. Change all callers. Add do_print_to_mapfile
5509 (class Output_data_fixed_space): Likewise.
5510 (class Output_data_space): Likewise.
5511 (class Output_data_zero_fill): New class.
5512 (Output_data_strtab::do_print_to_mapfile): New function.
5513 (Output_data_reloc_base::do_print_to_mapfile): New function.
5514 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5515 (Output_data_group::do_print_to_mapfile): New function.
5516 (Output_data_got::do_print_to_mapfile): New function.
5517 (Output_data_dynamic::do_print_to_mapfile): New function.
5518 (Output_symtab_xindex::do_print_to_mapfile): New function.
5519 (class Output_section): Declare do_print_to_mapflie. Declare
5520 print_to_mapfile in Input_section.
5521 (class Output_segment): Declare new functions.
5522 * object.h (Sized_relobj::symbol_count): New function.
5523 * script-sections.cc
5524 (Output_section_element_dot_assignment::set_section_addresses):
5525 Change Output_data_fixed_space to Output_data_zero_fill.
5526 (Output_data_expression::do_print_to_mapfile): New function.
5527 * script.cc (read_input_script): Add mapfile parameter. Change
5529 * script.h (read_input_script): Update declaration.
5530 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5531 (Eh_frame::do_print_to_mapfile): New function.
5532 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5533 (Output_merge_string::do_print_to_mapfile): New function.
5534 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5536 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5538 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5540 * Makefile.am (CCFILES): Add mapfile.cc.
5541 (HFILES): Add mapfile.h.
5542 * Makefile.in: Rebuild.
5544 2008-05-19 Ian Lance Taylor <iant@google.com>
5546 * options.h (class General_options): Add -z relro.
5547 * layout.cc (Layout::Layout): Initialize relro_segment_.
5548 (Layout::add_output_section_data): Return the output section.
5549 (Layout::make_output_section): Rcognize relro sections and mark
5551 (Layout::attach_allocated_section_to_segment): Put relro sections
5552 in a PT_GNU_RELRO segment.
5553 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5555 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5557 (Layout::linkonce_mapping): Map d.rel.ro.local to
5559 (Layout::output_section_name): Us .data.rel.ro.local for any
5560 section which begins with that.
5561 * layout.h (class Layout): Update add_output_section_data
5562 declaration. Add relro_segment_ field.
5563 * output.cc (Output_section::Output_section): Initialize is_relro_
5564 and is_relro_local_ fields.
5565 (Output_segment::add_output_section): Group relro sections.
5566 (Output_segment::is_first_section_relro): New function.
5567 (Output_segment::maximum_alignment): If there is a relro section,
5568 align the segment to the common page size.
5569 (Output_segment::set_section_addresses): Track whether we are
5570 looking at relro sections. If the last section is a relro
5571 section, align to the common page size.
5572 (Output_segment::set_section_list_addresses): Add in_relro
5573 parameter. Change all callers. Align to the page size when
5574 moving from relro to non-relro section.
5575 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5577 * output.h (class Output_section): Add is_relro_ and
5578 is_relro_local_ fields.
5579 (Output_section::is_relro): New function.
5580 (Output_section::set_is_relro): New function.
5581 (Output_section::is_relro_local): New function.
5582 (Output_section::set_is_relro_local): New function.
5583 (class Output_segment): Update declarations.
5584 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5585 * sparc.cc (Target_sparc::got_section): Likewise.
5586 * x86_64.cc (Target_x86_64::got_section): Likewise.
5587 * testsuite/relro_test_main.cc: New file.
5588 * testsuite/relro_test.cc: New file.
5589 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5590 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5591 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5592 (relro_test.so, relro_test_pic.o): New targets.
5593 * testsuite/Makefile.in: Rebuild.
5595 2008-05-16 Ian Lance Taylor <iant@google.com>
5597 * output.cc (Output_segment::add_output_section): Remove front
5599 * output.h (class Output_segment): Remove
5600 add_initial_output_section and overloaded add_output_section.
5601 Update declaration of remaining add_output_section.
5602 * layout.cc (Layout::create_interp): Call add_output_section
5603 rather than add_initial_output_section.
5604 (Layout::finish_dynamic_section): Likewise.
5606 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5607 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5608 know the dynamic type.
5609 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5610 field. Initialize it in constructor.
5611 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5612 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5613 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5616 * output.cc (Output_reloc::get_address): Change return type to
5618 * output.h (class Output_reloc): Update get_address declaration.
5619 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5620 for section addresses.
5622 2008-05-09 Ian Lance Taylor <iant@google.com>
5625 * gold.cc (gold_nomem): Use return value of write.
5627 2008-05-08 Ian Lance Taylor <iant@google.com>
5629 * symtab.c (Symbol::init_base_output_data): Add version
5630 parameter. Change all callers.
5631 (Symbol::init_base_output_segment): Likewise.
5632 (Symbol::init_base_constant): Likewise.
5633 (Symbol::init_base_undefined): Likewise.
5634 (Sized_symbol::init_output_data): Likewise.
5635 (Sized_symbol::init_output_segment): Likewise.
5636 (Sized_symbol::init_constant): Likewise.
5637 (Sized_symbol::init_undefined): Likewise.
5638 (Symbol_table::do_define_in_output_data): If the new symbol has a
5639 version, mark it as the default.
5640 (Symbol_table::do_define_in_output_segment): Likewise.
5641 (Symbol_table::do_define_as_constant): Likewise.
5642 * symtab.h (class Symbol): Update declarations.
5643 (class Sized_symbol): Likewise.
5644 * resolve.cc (Symbol::override_version): New function.
5645 (Symbol::override_base): Call override_version.
5646 (Symbol::override_base_with_special): Likewise.
5647 * testsuite/ver_script_8.script: New file.
5648 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5649 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5650 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5651 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5653 2008-05-06 Ian Lance Taylor <iant@google.com>
5656 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5658 (class General_options): Remove existing --undefined, and add
5659 --no-undefined instead. Add new --undefined as synonym for -u.
5660 * archive.cc (Archive::add_symbols): Check whether symbol was
5662 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5663 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5664 all uses. Add IS_UNDEFINED. Update declarations to split
5665 different versions of init_base. Declare init_base_undefined.
5666 (Symbol::is_defined): Handle IS_UNDEFINED.
5667 (Symbol::is_undefined): Likewise.
5668 (Symbol::is_weak_undefined): Call is_undefined.
5669 (Symbol::is_absolute): Handle IS_CONSTANT.
5670 (class Sized_symbol): Update declarations to split different
5671 versions of init. Declare init_undefined.
5672 (class Symbol_table): Declare new functions.
5673 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5675 (Symbol::init_base_output_data): Likewise.
5676 (Symbol::init_base_output_segment): Likewise.
5677 (Symbol::init_base_constant): Likewise.
5678 (Symbol::init_base_undefined): New function.
5679 (Sized_symbol::init_object): Rename from init. Change all
5681 (Sized_symbol::init_output_data): Likewise.
5682 (Sized_symbol::init_output_segment): Likewise.
5683 (Sized_symbol::init_constant): Likewise.
5684 (Sized_symbol::init_undefined): New function.
5685 (Symbol_table::add_undefined_symbols_from_command_line): New
5687 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5689 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5690 (Symbol::output_section): Likewise.
5691 (Symbol::set_output_section): Likewise.
5692 (Symbol_table::sized_finalize_symbol): Likewise.
5693 (Symbol_table::sized_write_globals): Likewise.
5694 * resolve.cc (Symbol_table::should_override): Likewise.
5695 (Symbol::override_base_with_special): Likewise.
5697 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5698 symbol, change it to have default visibility.
5699 * testsuite/protected_1.cc: New file.
5700 * testsuite/protected_2.cc: New file.
5701 * testsuite/protected_3.cc: New file.
5702 * testsuite/protected_main_1.cc: New file.
5703 * testsuite/protected_main_2.cc: New file.
5704 * testsuite/protected_main_3.cc: New file.
5705 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5706 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5707 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5708 (protected_1.so): New target.
5709 (protected_1_pic.o, protected_2_pic.o): New targets.
5710 (protected_3_pic.o): New target.
5711 (check_PROGRAMS): Add protected_2.
5712 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5713 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5714 * testsuite/Makefile.in: Rebuild.
5716 * options.h (DEFINE_var): Add set_user_set_##varname__.
5717 (DEFINE_bool_alias): New macro.
5718 (class General_options): Define -Bstatic using DEFINE_bool_alias
5719 rather than DEFINE_special. Add --undefined as an alias for -z
5721 * options.cc (General_options::parse_Bstatic): Remove.
5723 * options.h (class General_options): Add --fatal-warnings.
5724 * main.cc (main): Implement --fatal-warnings.
5725 * errors.h (Errors::warning_count): New function.
5727 * options.h (class General_options): Add -Bsymbolic-functions.
5728 * symtab.h (Symbol::is_preemptible): Check for
5729 -Bsymbolic-functions.
5731 2008-05-05 Ian Lance Taylor <iant@google.com>
5733 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5734 as noVARNAME rather than no-VARNAME.
5735 (class General_options): Add option -z combreloc.
5736 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5738 (Output_reloc::sort_before) [SHT_REL]: New function.
5739 (Output_reloc::sort_before) [SHT_RELA]: New function.
5740 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5741 Sort_relocs_comparison.
5742 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5743 parameter. Change all callers.
5744 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5745 sort_relocs parameter. Change all callers.
5746 * output.cc (Output_reloc::get_address): New function, broken out
5748 (Output_reloc::write_rel): Call it.
5749 (Output_reloc::compare): New function.
5750 (Output_data_reloc_base::do_write): Optionally sort relocs.
5752 * configure.ac: If targ_extra_obj is set, link it in.
5753 * configure.tgt: Initialize all variables.
5754 (x86_64*): Set targ_extra_obj and targ_extra_size.
5755 * configure: Rebuild.
5757 * object.cc (Sized_relobj::include_section_group): Adjust section
5758 indexes read from group data. Build vector to pass to
5760 * layout.cc (Layout::layout_group): Add flags and shndxes
5761 parameters. Remove contents parameter. Change caller. Update
5762 explicit instantiations.
5763 * layout.h (class Layout): Update layout_group declaration.
5764 * output.cc (Output_data_group::Output_data_group): Add flags and
5765 input_shndxes parameters. Remove contents parameter. Change
5767 (Output_data_group::do_write): Change input_sections_ to
5769 * output.h (class Output_data_group): Update constructor
5770 declaration. Rename input_sections_ to input_shndxes_.
5771 * testsuite/many_sections_test.cc: Add template.
5773 2008-04-30 Cary Coutant <ccoutant@google.com>
5775 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5777 * layout.cc (Layout::include_section): Refactored check for debug
5779 (Layout::add_comdat): Add new parameters. Change type
5780 of signature parameter. Add object and shndx to signatures table.
5781 (Layout::find_kept_object): New function.
5782 * layout.h: Include <cstring>.
5783 (Layout::is_debug_info_section): New function.
5784 (Layout::add_comdat): Add new parameters.
5785 (Layout::find_kept_object): New function.
5786 (Layout::Kept_section): New struct.
5787 (Layout::Signatures): Change type of map range.
5788 * object.cc (Relobj::output_section_address): New function.
5789 (Sized_relobj::include_section_group): Add new parameters. Change
5790 calls to Layout::add_comdat. Change to build table of kept comdat
5791 groups and table mapping discarded sections to kept sections.
5792 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5793 (Sized_relobj::do_layout): Change calls to include_section_group and
5794 include_linkonce_section.
5795 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5796 value to zero when section is discarded.
5797 (Sized_relobj::map_to_kept_section): New function.
5798 * object.h (Relobj::output_section_address): New function.
5799 (Relobj::Comdat_group): New type.
5800 (Relobj::find_comdat_group): New function.
5801 (Relobj::Comdat_group_table): New type.
5802 (Relobj::Kept_comdat_section): New type.
5803 (Relobj::Kept_comdat_section_table): New type.
5804 (Relobj::add_comdat_group): New function.
5805 (Relobj::set_kept_comdat_section): New function.
5806 (Relobj::get_kept_comdat_section): New function.
5807 (Relobj::comdat_groups_): New field.
5808 (Relobj::kept_comdat_sections_): New field.
5809 (Symbol_value::input_value): Update comment.
5810 (Sized_relobj::map_to_kept_section) New function.
5811 (Sized_relobj::include_linkonce_section): Add new parameter.
5812 * target-reloc.h (Comdat_behavior): New type.
5813 (get_comdat_behavior): New function.
5814 (relocate_section): Add code to map a discarded section to the
5815 corresponding kept section when applying a relocation.
5817 2008-04-30 Craig Silverstein <csilvers@google.com>
5819 * dwarf_reader.cc (next_generation_count): New static var.
5820 (Addr2line_cache_entry): New struct.
5821 (addr2line_cache): New static var.
5822 (Dwarf_line_info::one_addr2line): Added caching.
5823 (Dwarf_line_info::clear_addr2line_cache): New function.
5824 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5825 cache-size parameter.
5826 (Dwarf_line_info::one_addr2line_cache): New function.
5827 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5828 new cache-size argument to one_addr2line(), and clear cache.
5830 2008-04-28 Cary Coutant <ccoutant@google.com>
5832 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5833 R_386_PC8 relocations.
5835 2008-04-23 Ian Lance Taylor <iant@google.com>
5837 * object.cc (Sized_relobj::include_section_group): Check for
5838 invalid section group.
5840 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5843 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5844 than read for file header.
5845 * archive.cc (Archive::include_member): Likewise.
5847 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5849 * aclocal.m4: Regenerate.
5850 * configure: Regenerate.
5852 2008-04-19 Ian Lance Taylor <iant@google.com>
5854 * version.cc (version_string): Bump to 1.6.
5856 * testsuite/Makefile.am (many_sections_r_test): New target.
5857 (many_sections_r_test_SOURCES): Remove.
5858 (many_sections_r_test_DEPENDENCIES): Remove.
5859 (many_sections_r_test_LDFLAGS): Remove.
5860 (many_sections_r_test_LDADD): Remove.
5862 * object.cc (Sized_relobj::do_add_symbols): Always pass
5863 local_symbol_count_ to add_from_relobj.
5865 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5866 every thousand variables.
5867 * testsuite/Makefile.in: Rebuild.
5869 * object.cc (Xindex::initialize_symtab_xindex): New function.
5870 (Xindex::read_symtab_xindex): New function.
5871 (Xindex::sym_xindex_to_shndx): New function.
5872 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5874 (Sized_relobj::do_initialize_xindex): New function.
5875 (Sized_relobj::do_read_symbols): Adjust section links.
5876 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5877 parameter. Change all callers.
5878 (Sized_relobj::include_section_group): Adjust section links and
5879 symbol section indexes.
5880 (Sized_relobj::do_layout): Adjust section links.
5881 (Sized_relobj::do_count_local_symbols): Adjust section links and
5882 symbol section indexes.
5883 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5884 ordinary and special symbols.
5885 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5886 dynsym_xindex parameters. Change all callers. Adjust section
5887 links. Use SHN_XINDEX when needed.
5888 (Sized_relobj::get_symbol_location_info): Adjust section links.
5889 Don't get fooled by special symbols.
5890 * object.h (class Xindex): Define.
5891 (class Object): Add xindex_ parameter. Declare virtual functoin
5892 do_initialize_xindex.
5893 (Object::adjust_sym_shndx): New function.
5894 (Object::set_xindex): New protected function.
5895 (class Symbol_value): Add is_ordinary_shndx_ field.
5896 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5897 (Symbol_value::value): Assert ordinary section.
5898 (Symbol_value::initialize_input_to_output_map): Likewise.
5899 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5901 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5903 (class Sized_relobj): Update declarations.
5904 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5905 parameter. Change all callers.
5906 (Sized_relobj::adjust_shndx): New function.
5907 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5909 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5910 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5911 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5912 (Sized_dynobj::read_dynsym_section): Adjust section links.
5913 (Sized_dynobj::read_dynamic): Likewise.
5914 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5916 (Sized_dynobj::do_initialize_xindex): New function.
5917 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5918 do_initialize_xindex.
5919 (Sized_dynobj::adjust_shndx): New function.
5920 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5921 dynsym_xindex_ fields.
5922 (Layout::finalize): Add a call to set_section_indexes before
5923 creating the symtab sections.
5924 (Layout::set_section_indexes): Don't do anything if the section
5925 already has a section index.
5926 (Layout::create_symtab_sections): Add shnum parameter. Change
5927 caller. Create .symtab_shndx section if needed.
5928 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5930 (Layout::allocated_output_section_count): New function.
5931 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5933 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5934 fields. Update declarations.
5935 (Layout::symtab_xindex): New function.
5936 (Layout::dynsym_xindex): New function.
5937 (class Write_symbols_task): Add layout_ field.
5938 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5940 * output.cc (Output_section_headers::Output_section_headers): Add
5941 shstrtab_section parameter. Change all callers.
5942 (Output_section_headers::do_sized_write): Store overflow values
5943 for section count and section string table section index in
5944 section header zero.
5945 (Output_file_header::do_sized_write): Check for overflow of
5946 section count and section string table section index.
5947 (Output_symtab_xindex::do_write): New function.
5948 (Output_symtab_xindex::endian_do_write): New function.
5949 * output.h (class Output_section_headers): Add shstrtab_section_.
5950 Update declarations.
5951 (class Output_symtab_xindex): Define.
5952 (Output_section::has_out_shndx): New function.
5953 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5955 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5957 (Sized_symbol::init): Likewise.
5958 (Symbol::output_section): Check for ordinary symbol.
5959 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5960 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5962 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5963 Change all callers. Simplify handling of symbols from sections
5964 not included in the link.
5965 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5967 (Weak_alias_sorter::operator()): Assert that symbols are
5969 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5971 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5972 parameters. Change all callers.
5973 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5974 symbol distinction. Use SHN_XINDEX when needed.
5975 (Symbol_table::write_section_symbol): Add symtab_xindex
5976 parameter. Change all callers.
5977 (Symbol_table::sized_write_section_symbol): Likewise. Use
5978 SHN_XINDEX when needed.
5979 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5981 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5982 (Symbol::is_defined): Check is_ordinary.
5983 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5984 (Symbol::is_absolute, Symbol::is_common): Likewise.
5985 (class Sized_symbol): Update declarations.
5986 (class Symbol_table): Update declarations.
5987 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5988 parameters. Change all callers.
5989 (Sized_symbol::override): Likewise.
5990 (Symbol_table::override): Likewise.
5991 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5992 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5993 is_ordinary, and orig_st_shndx parameters. Change all callers.
5994 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5995 to be in an ordinary section.
5996 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5997 object and is_ordinary parameters. Change all callers.
5998 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5999 Change all callers. Don't add undefined or non-ordinary symbols
6001 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6003 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6005 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6006 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6007 (Sized_relobj::relocate_sections): Likewise.
6008 * target-reloc.h (scan_relocs): Adjust section symbol index.
6009 (scan_relocatable_relocs): Likewise.
6010 * i386.cc (Scan::local): Check for ordinary symbols.
6011 * sparc.cc (Scan::local): Likewise.
6012 * x86_64.cc (Scan::local): Likewise.
6013 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6014 to symbol_section_and_value.
6015 * testsuite/many_sections_test.cc: New file.
6016 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6017 (check_PROGRAMS): Add many_sections_test.
6018 (many_sections_test_SOURCES): Define.
6019 (many_sections_test_DEPENDENCIES): Define.
6020 (many_sections_test_LDFLAGS): Define.
6021 (BUILT_SOURCES): Add many_sections_define.h.
6022 (many_sections_define.h): New target.
6023 (BUILT_SOURCES): Add many_sections_check.h.
6024 (many_sections_check.h): New target.
6025 (check_PROGRAMS): Add many_sections_r_test.
6026 (many_sections_r_test_SOURCES): Define.
6027 (many_sections_r_test_DEPENDENCIES): Define.
6028 (many_sections_r_test_LDFLAGS): Define.
6029 (many_sections_r_test_LDADD): Define.
6030 (many_sections_r_test.o): New target.
6031 * testsuite/Makefile.in: Rebuild.
6033 2008-04-17 Cary Coutant <ccoutant@google.com>
6035 * errors.cc (Errors::info): New function.
6036 (gold_info): New function.
6037 * errors.h (Errors::info): New function.
6038 * gold.h (gold_info): New function.
6039 * object.cc (Input_objects::add_object): Print trace output.
6040 * options.cc (options::parse_set): New function.
6041 (General_options::parse_wrap): Deleted.
6042 (General_options::General_options): Deleted initializer.
6043 * options.h (options::String_set): New typedef.
6044 (options::parse_set): New function.
6045 (DEFINE_set): New macro.
6046 (General_options::wrap): Changed to use DEFINE_set. Changed
6047 callers of any_wrap_symbols and is_wrap_symbol.
6048 (General_options::trace, General_options::trace_symbol):
6050 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6051 (General_options::wrap_symbols_): Deleted.
6052 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6054 2008-04-17 David S. Miller <davem@davemloft.net>
6056 * options.cc (General_options::parse_V): New function.
6057 * options.h: Add entries for -V and -Qy.
6059 2008-04-17 Ian Lance Taylor <iant@google.com>
6061 * common.cc (Symbol_table::allocate_commons): Remove options
6062 parameter. Change caller.
6063 (Symbol_table::do_allocate_commons): Remove options parameter.
6064 Change caller. Just call do_allocate_commons_list twice.
6065 (Symbol_table::do_allocate_commons_list): New function, broken out
6066 of do_allocate_commons.
6067 * common.h (class Allocate_commons_task): Remove options_ field.
6069 * symtab.cc (Symbol_table::Symbol_table): Initialize
6071 (Symbol_table::add_from_object): Put TLS common symbols on
6073 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6074 which are IN_OUTPUT_DATA.
6075 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6076 allocate_commons and do_allocate_commons declarations. Declare
6077 do_allocate_commons_list.
6078 * gold.cc (queue_middle_tasks): Update creation of
6079 Allocate_commons_task to not pass options.
6080 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6081 (TLS_TEST_C_FLAGS): New variable.
6082 (tls_test_c_pic.o): New target.
6083 (tls_test_shared.so): Link in tls_test_c_pic.o.
6084 (tls_test_c_pic_ie.o): New target.
6085 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6086 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6087 (tls_test_c.o): New target.
6088 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6089 (tls_pic_test_LDADD): Likewise.
6090 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6091 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6092 (tls_test_c_gnu2.o): New target.
6093 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6095 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6096 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6097 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6098 * testsuite/tls_test.cc: Include "config.h".
6099 (t_last): Call t11_last.
6100 * testsuite/tls_test.h (t11, t11_last): Declare.
6101 * testsuite/tls_test_c.c: New file.
6102 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6103 * configure.ac: Check for OpenMP support.
6104 * configure, config.in, Makefile.in: Rebuild.
6105 * testsuite/Makefile.in: Rebuild.
6107 2008-04-16 Cary Coutant <ccoutant@google.com>
6109 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6110 (Target_i386::tls_base_symbol_defined_): New field.
6111 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6112 (Target_i386::Scan::global): Likewise.
6113 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6114 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6115 (Target_x86_64::tls_base_symbol_defined_): New field.
6116 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6117 (Target_x86_64::Scan::global): Likewise.
6119 2008-04-16 Cary Coutant <ccoutant@google.com>
6121 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6122 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6123 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6124 building shared libraries.
6125 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6126 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6127 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6128 * testsuite/Makefile.in: Rebuild.
6129 * testsuite/weak_undef.h: New file.
6130 * testsuite/weak_undef_file1.cc: Add extra test cases.
6131 * testsuite/weak_undef_file2.cc: Likewise.
6132 * testsuite/weak_undef_test.cc: Likewise.
6134 2008-04-16 David S. Miller <davem@davemloft.net>
6136 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6137 Add issued_non_pic_error_ field. Declare check_non_pic.
6138 (Target_sparc::Scan::check_non_pic): New function.
6139 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6140 (Target_sparc::Scan::global): Likewise.
6142 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6143 * configure: Rebuild.
6145 * options.h (DEFINE_enable): New macro.
6146 (new_dtags): New enable option.
6147 (initfirst, interpose, loadfltr, nodefaultlib,
6148 nodelete, nodlopen, nodump): New -z options.
6149 * layout.cc (Layout:finish_dynamic_section): If new
6150 dtags enabled, emit DT_RUNPATH. Also, emit a
6151 DT_FLAGS_1 containing any specified -z flags.
6153 2008-04-16 Ian Lance Taylor <iant@google.com>
6155 * copy-relocs.cc: New file.
6156 * copy-relocs.h: New file.
6157 * reloc.cc: Remove Copy_relocs code.
6158 * reloc.h: Likewise.
6159 * reloc-types.h (struct Reloc_types) [both versions]: Add
6160 get_reloc_addend_noerror.
6161 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6162 variants of add_global which take an addend which must be zero.
6163 * i386.cc: Include "copy-relocs.h".
6164 (class Target_i386): Change type of copy_relocs_ to variable,
6166 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6168 (Target_i386::do_finalize_sections): Change handling of
6170 * sparc.cc: Include "copy-relocs.h".
6171 (class Target_sparc): Change type of copy_relocs_ to variable,
6173 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6175 (Target_sparc::do_finalize_sections): Change handling of
6177 * x86_64.cc: Include "copy-relocs.h".
6178 (class Target_x86_64): Change type of copy_relocs_ to variable,
6180 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6181 class. Change all callers.
6182 (Target_x86_64::do_finalize_sections): Change handling of
6184 * Makefile.am (CCFILES): Add copy-relocs.cc.
6185 (HFILES): Add copy-relocs.h.
6187 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6189 * testsuite/script_test_4.sh: Permit leading zeroes.
6191 2008-04-15 Ian Lance Taylor <iant@google.com>
6193 * script-sections.cc (Script_sections::create_segments): Use
6194 header_size_adjustment even when there is enough room for the
6196 * testsuite/script_test_4.sh: New file.
6197 * testsuite/script_test_4.t: New file.
6198 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6199 (check_DATA): Add script_test_4.stdout.
6200 (MOSTLYCLEANFILES): Likewise.
6201 (script_test_4): New target.
6202 (script_test_4.stdout): New target.
6203 * testsuite/Makefile.in: Rebuild.
6205 * sparc.cc: Add definitions for Output_data_plt_sparc class
6208 2008-04-14 David S. Miller <davem@davemloft.net>
6210 * sparc.cc: New file.
6211 * Makefile.am (TARGETSOURCES): Add sparc.cc
6212 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6213 * configure.tgt: Document targ_extra_size and
6214 targ_extra_big_endian. Add entries for sparc-* and
6216 * configure.ac: Handle targ_extra_size and
6217 targ_extra_big_endian.
6218 * Makefile.in: Rebuild.
6219 * configure: Likewise.
6220 * po/POTFILES.in: Likewise.
6221 * po/gold.pot: Likewise.
6223 2008-04-14 Ian Lance Taylor <iant@google.com>
6225 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6226 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6227 in the name/type/flags to section mapping. Don't call
6228 allocate_output_section.
6229 (Layout::choose_output_section): Change parameter from adjust_name
6230 to is_input_section. Don't permit input sections after sections
6231 are attached to segments. Don't call allocate_output_section.
6232 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6233 not write_enable_output_section.
6234 (Layout::make_output_section): Don't push to
6235 unattached_section_list_ nor call attach_to_segment. Call
6236 attach_section_to_segment if sections are attached.
6237 (Layout::attach_sections_to_segments): New function.
6238 (Layout::attach_section_to_segment): New function.
6239 (Layout::attach_allocated_section_to_segment): Rename from
6240 attach_to_segment. Remove flags parameter.
6241 (Layout::allocate_output_section): Remove function.
6242 (Layout::write_enable_output_section): Remove function.
6243 * layout.h (class Layout): Update for above changes. Add new
6244 field sections_are_attached_.
6245 * output.h (Output_section::update_flags_for_input_section): New
6247 * output.cc (Output_section::add_input_section): Call
6248 update_flags_for_input_section.
6249 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6251 2008-04-11 Cary Coutant <ccoutant@google.com>
6253 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6254 thought unnecessary.
6255 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6257 2008-04-11 Ian Lance Taylor <iant@google.com>
6259 * output.h (class Output_section_data): Remove inline definition
6261 * output.cc (Output_section_data::set_addralign): New function.
6263 2008-04-11 Cary Coutant <ccoutant@google.com>
6265 Add support for TLS descriptors for i386 and x86_64.
6266 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6267 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6268 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6270 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6271 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6272 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6274 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6275 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6276 Fix problem with initial-exec relocations.
6277 (Target_i386::Relocate::relocate_tls): Likewise.
6278 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6280 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6281 support for section-plus-offset dynamic table entries.
6282 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6283 (Output_data_dynamic::Dynamic_entry): Add support for
6284 section-plus-offset dynamic table entries.
6285 (Output_data_dynamic::Classification): Likewise.
6286 (Output_data_dynamic::classification_): Renamed offset_.
6287 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6288 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6289 (Target_x86_64::make_plt_section): New function.
6290 (Target_x86_64::reserve_tlsdesc_entries): New function.
6291 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6292 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6293 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6294 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6295 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6296 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6297 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6298 add extra PLT entry for TLS descriptors.
6299 (Output_data_plt_x86_64::got_): New field.
6300 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6301 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6303 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6305 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6306 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6307 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6308 R_386_TLS_DESC_CALL relocations.
6309 (Target_x86_64::Scan::global): Likewise.
6310 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6311 for TLS descriptors.
6312 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6313 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6314 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6315 GD-to-IE relaxation.
6316 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6317 and TLS_DESCRIPTORS.
6318 * Makefile.in: Rebuild.
6319 * configure: Rebuild.
6320 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6321 (tls_test_shared2.so): New target.
6322 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6323 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6324 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6325 (tls_shared_gd_to_ie_test_LDADD): New variable.
6326 (tls_shared_gnu2_gd_to_ie_test): New target.
6327 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6329 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6330 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6331 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6332 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6333 (tls_shared_gnu2_test): New target.
6334 (tls_test_gnu2_shared.so): New target.
6335 (tls_shared_gnu2_test_SOURCES): New variable.
6336 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6337 (tls_shared_gnu2_test_LDFLAGS): New variable.
6338 (tls_shared_gnu2_test_LDADD): New variable.
6339 * testsuite/Makefile.in: Rebuild.
6340 * testsuite/Makefile.
6342 2008-04-11 Ian Lance Taylor <iant@google.com>
6344 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6346 * testsuite/Makefile.in: Rebuild.
6348 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6350 * testsuite/script_test_2.cc (main): Adjust test.
6352 2008-04-11 David S. Miller <davem@davemloft.net>
6353 Ian Lance Taylor <iant@google.com>
6355 * options.h (General_options): Add entries for '-Y' and
6357 * options.cc (General_options:finalize): If -Y was used, add those
6358 entries to the library path instead of the default "/lib" and
6361 2008-04-11 David S. Miller <davem@davemloft.net>
6363 * testsuite/justsyms.t: Start at 0x100.
6364 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6365 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6367 * testsuite/script_test_2.cc: Adjust string and section length
6370 2008-04-09 Ian Lance Taylor <iant@google.com>
6373 * script-sections.cc (Sections_element::allocate_to_segment): Add
6375 (Output_section_definition::allocate_to_segment): Likewise.
6376 (Orphan_output_section::allocate_to_segment): Likewise.
6377 (Script_sections::attach_sections_using_phdrs_clause): Don't
6378 propagate non-PT_LOAD segments to orphan sections.
6379 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6380 readelf rather than objdump.
6381 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6382 .interp section and PT_INTERP segment are the same size.
6383 * testsuite/Makefile.in: Rebuild.
6385 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6386 aliases for symbols defined in the same object.
6387 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6388 (weak_alias_test_SOURCES): New variable.
6389 (weak_alias_test_DEPENDENCIES): New variable.
6390 (weak_alias_test_LDFLAGS): New variable.
6391 (weak_alias_test_LDADD): New variable.
6392 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6393 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6394 (weak_alias_test_3.o): New target.
6395 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6396 * testsuite/weak_alias_test_main.cc: New file.
6397 * testsuite/weak_alias_test_1.cc: New file.
6398 * testsuite/weak_alias_test_2.cc: New file.
6399 * testsuite/weak_alias_test_3.cc: New file.
6401 2008-04-08 Ian Lance Taylor <iant@google.com>
6403 * options.h (class General_options): Add --noinhibit-exec option.
6404 * main.cc (main): Check --noinhibit-exec.
6406 * options.h (class General_options): Define --wrap as a special
6407 option. Add wrap_symbols_ field.
6408 (General_options::any_wrap_symbols): New function.
6409 (General_options::is_wrap_symbol): New function.
6410 * options.cc (General_options::parse_wrap): New function.
6411 (General_options::General_options): Initialize wrap_symbols_.
6412 * symtab.cc (Symbol_table::wrap_symbol): New function.
6413 (Symbol_table::add_from_object): Handle --wrap.
6414 * symtab.h (class Symbol_table): Declare wrap_symbol.
6415 * target.h (Target::wrap_char): New function.
6416 (Target::Target_info): Add wrap_char field.
6417 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6418 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6419 * testsuite/testfile.cc (Target_test::test_target_info):
6422 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6425 * layout.h (class Layout): Add added_eh_frame_data_ field.
6426 * layout.cc (Layout::Layout): Initialize new field.
6427 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6428 output section until we find a section we merged successfully.
6429 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6430 that the size be non-zero.
6432 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6435 2008-04-08 Craig Silverstein <csilvers@google.com>
6437 * configure.ac: Export new conditional variable HAVE_ZLIB.
6438 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6440 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6441 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6443 2008-04-07 Ian Lance Taylor <iant@google.com>
6445 * version.cc (version_string): Set to "1.5".
6447 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6448 Add issued_non_pic_error_ field. Declare check_non_pic.
6449 (Target_x86_64::Scan::check_non_pic): New function.
6450 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6451 (Target_x86_64::Scan::global): Likewise.
6453 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6454 addend parameter. Change caller. Handle merge sections.
6455 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6456 Address to Addend. Don't add in the result of
6457 local_section_offset, pass down the addend and use the returned
6459 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6460 Update declarations of local_section_offset and symbol_value.
6461 * testsuite/two_file_test_1.cc (t18): New function.
6462 * testsuite/two_file_test_2.cc (f18): New function.
6463 * testsuite/two_file_test_main.cc (main): Call t18.
6464 * testsuite/two_file_test.h (t18, f18): Declare.
6466 * configure.ac: Don't test for objdump, c++filt, or readelf.
6467 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6469 (TEST_READELF): New variable.
6470 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6471 (check_PROGRAMS): Add two_file_strip_test.
6472 (two_file_strip_test): New target.
6473 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6474 (two_file_same_shared_strip_test_SOURCES): New variable.
6475 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6476 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6477 (two_file_same_shared_strip_test_LDADD): New variable.
6478 (two_file_shared_strip.so): New target.
6479 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6480 (ver_test_5.syms, ver_test_7.syms): Likewise.
6481 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6482 (strip_test_3.stdout): Use TEST_OBJDUMP.
6483 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6485 2008-04-04 Cary Coutant <ccoutant@google.com>
6487 * symtab.h (Symbol::is_weak_undefined): New function.
6488 (Symbol::is_strong_undefined): New function.
6489 (Symbol::is_absolute): New function.
6490 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6491 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6493 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6494 (weak_undef_test): New target.
6495 * testsuite/Makefile.in: Rebuild.
6496 * testsuite/weak_undef_file1.cc: New file.
6497 * testsuite/weak_undef_file2.cc: New file.
6498 * testsuite/weak_undef_test.cc: New file.
6500 2008-04-03 Craig Silverstein <csilvers@google.com>
6502 * compressed_output.h (class Output_compressed_section): Use
6504 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6506 (zlib_compressed_suffix): Removed.
6507 (Output_compressed_section::set_final_data_size): Use unsigned
6509 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6510 Fix linker invocation.
6511 (flagstest_o_specialfile_and_compress_debug_sections):
6513 * testsuite/Makefile.in: Regenerated.
6515 2008-04-02 David S. Miller <davem@davemloft.net>
6517 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6518 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6520 2008-04-02 Craig Silverstein <csilvers@google.com>
6524 2008-04-02 Ian Lance Taylor <iant@google.com>
6526 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6527 parameters. Update for new key type to views_. Change all
6529 (File_read::read): Adjust for byteshift in returned view.
6530 (File_read::add_view): New function, broken out of
6532 (File_read::make_view): New function, broken out of
6534 (File_read::find_or_make_view): Add offset and aligned
6535 parameters. Rewrite accordingly. Change all callers.
6536 (File_read::get_view): Add offset and aligned parameters. Adjust
6537 for byteshift in return value.
6538 (File_read::get_lasting_view): Likewise.
6539 * fileread.h (class File_read): Update declarations.
6540 (class File_read::View): Add byteshift_ field. Add byteshift to
6541 constructor. Add byteshift method.
6542 * archive.h (Archive::clear_uncached_views): New function.
6543 (Archive::get_view): Add aligned parameter. Change all callers.
6544 * object.h (Object::get_view): Add aligned parameter. Change all
6546 (Object::get_lasting_view): Likewise.
6548 * fileread.cc (File_read::release): Don't call clear_views if
6549 there are multiple objects.
6550 * fileread.h (File_read::clear_uncached_views): New function.
6551 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6554 2008-03-31 Cary Coutant <ccoutant@google.com>
6556 Add thin archive support.
6557 * archive.cc (Archive::armagt): New const.
6558 (Archive::setup): Remove task parameter and calls to unlock.
6559 (Archive::unlock_nested_archives): New function.
6560 (Archive::read_header): Add nested_off parameter. Change
6562 (Archive::interpret_header): Likewise.
6563 (Archive::include_all_members): Change to handle thin
6565 (Archive::include_member): Likewise.
6566 * archive.h (Archive::Archive): Add new parameters and
6568 (Archive::armagt): New const.
6569 (Archive::setup): Remove task parameter.
6570 (Archive::unlock_nested_archives): New function.
6571 (Archive::read_header): Add nested_off parameter.
6572 (Archive::interpret_header): Likewise.
6573 (Archive::Nested_archive_table): New typedef.
6574 (Archive::is_thin_archive_): New field.
6575 (Archive::nested_archives_): New field.
6576 (Archive::options_): New field.
6577 (Archive::dirpath_): New field.
6578 (Archive::task_): New field.
6579 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6580 for thin archives. Pass additional parameters to
6581 Archive::Archive. Unlock the archive file after calling
6584 2008-03-29 Ian Lance Taylor <iant@google.com>
6586 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6587 version symbol to be local.
6588 * testsuite/ver_test_4.sh: New file.
6589 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6590 (check_DATA): Add ver_test_4.syms.
6591 (ver_test_4.syms): New target.
6592 * testsuite/Makefile.in: Rebuild.
6595 (Output_section::Input_section_sort_entry::has_priority): New
6597 (Output_section::Input_section_sort_entry::match_file_name): New
6599 (Output_section::Input_section_sort_entry::match_section_name):
6601 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6603 (Output_section::Input_section_sort_entry::match_section_file):
6605 (Output_section::Input_section_sort_compare::operator()): Rewrite
6606 using new Input_section_sort_entry functions. Sort crtbegin and
6607 crtend first. Sort sections with no priority before sections with
6609 * testsuite/initpri1.c (d3): Check j != 4.
6610 (cd5): New constructor/destructor function.
6611 (main): Check j != 2.
6613 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6614 new symbol when resolving, don't call set_is_default.
6615 * testsuite/ver_test_7.cc: New file.
6616 * testsuite/ver_test_7.sh: New file.
6617 * testsuite/Makefile.am (ver_test_7.so): New target.
6618 (ver_test_7.o): New target.
6619 (check_SCRIPTS): Add ver_test_7.sh.
6620 (check_DATA): Add ver_test_7.syms.
6621 (ver_test_7.syms): New target.
6623 2008-03-28 Ian Lance Taylor <iant@google.com>
6625 * layout.cc (Layout::layout): If we see an input section with a
6626 name that needs sorting, set the must_sort flag for the output
6628 (Layout::make_output_section): If the name of the output section
6629 indicates that it might require sorting, set the may_sort flag.
6630 * output.h (Output_section::may_sort_attached_input_sections): New
6632 (Output_section::set_may_sort_attached_input_sections): New
6634 (Output_section::must_sort_attached_input_sections): New
6636 (Output_section::set_must_sort_attached_input_sections): New
6638 (class Output_section): Declare Input_section_sort_entry. Define
6639 Input_section_sort_compare. Declare
6640 sort_attached_input_sections. Add new fields:
6641 may_sort_attached_input_sections_,
6642 must_sort_attached_input_sections_,
6643 attached_input_sections_are_sorted_.
6644 * output.cc (Output_section::Output_section): Initialize new
6646 (Output_section::add_input_section): Add an entry to
6647 input_sections_ if may_sort or must_sort are true.
6648 (Output_section::set_final_data_size): Call
6649 sort_attached_input_sections if necessary.
6650 (Output_section::Input_section_sort_entry): Define new class.
6651 (Output_section::Input_section_sort_compare::operator()): New
6653 (Output_section::sort_attached_input_sections): New function.
6654 * configure.ac: Check whether the compiler supports constructor
6655 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6656 * testsuite/initpri1.c: New file.
6657 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6658 CONSTRUCTOR_PRIORITY.
6659 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6660 (initpri1_LDFLAGS): New variable.
6661 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6663 2008-03-27 Ian Lance Taylor <iant@google.com>
6665 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6666 * testsuite/common_test_1.c: New file.
6667 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6668 (common_test_1_SOURCES): New variable.
6669 (common_test_1_DEPENDENCIES): New variable.
6670 (common_test_1_LDFLAGS): New variable.
6672 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6673 and commons_ correctly when NAME/VERSION does not override
6675 * testsuite/ver_test_6.c: New file.
6676 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6677 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6678 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6680 2008-03-26 Ian Lance Taylor <iant@google.com>
6682 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6683 of an undefined symbol from a version script.
6684 * testsuite/Makefile.am (ver_test_5.so): New target.
6685 (ver_test_5.o): New target.
6686 (check_SCRIPTS): Add ver_test_5.sh.
6687 (check_DATA): Add ver_test_5.syms.
6688 (ver_test_5.syms): New target.
6689 * testsuite/ver_test_5.cc: New file.
6690 * testsuite/ver_test_5.script: New file.
6691 * testsuite/ver_test_5.sh: New file.
6692 * Makefile.in, testsuite/Makefile.in: Rebuild.
6695 Fix problems building gold with gcc 4.3.0.
6696 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6697 (gold_error_at_location, gold_warning_at_location): Use it.
6698 * configure.ac: Check whether we can compile and use a template
6699 function with a printf attribute.
6700 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6701 when jumping over bytes.
6702 * object.cc: Instantiate Object::read_section_data.
6703 * debug.h: Include <cstring>
6704 * dwarf_reader.cc: Include <algorithm>
6705 * main.cc: Include <cstring>.
6706 * options.cc: Include <cstring>.
6707 * output.cc: Include <cstring>.
6708 * script.cc: Include <cstring>.
6709 * script.h: Include <string>.
6710 * symtab.cc: Include <cstring> and <algorithm>.
6711 * target-select.cc: Include <cstring>.
6712 * version.cc: Include <string>.
6713 * testsuite/testmain.cc: Include <cstdlib>.
6714 * configure, config.in: Rebuild.
6716 2008-03-25 Ian Lance Taylor <iant@google.com>
6718 * options.cc: Include "../bfd/bfdver.h".
6719 (options::help): Print bug reporting address.
6721 * version.cc (print_version): Adjust output for current value of
6726 * options.cc (options::help): Print list of supported targets.
6727 * target-select.h: Include <vector>.
6728 (class Target_selector): Make machine_, size_, and is_big_endian_
6729 fields const. Add bfd_name_ and instantiated_target_ fields.
6730 (Target_selector::Target_selector): Add bfd_name parameter.
6731 (Target_selector::recognize): Make non-virtual, call
6733 (Target_selector::recognize_by_name): Make non-virtual, call
6734 do_recognize_by_name.
6735 (Target_selector::supported_names): New function.
6736 (Target_selector::bfd_name): New function.
6737 (Target_selector::do_instantiate_target): New pure virtual
6739 (Target_selector::do_recognize): New virtual function.
6740 (Target_selector::do_recognize_by_name): New virtual function.
6741 (Target_selector::instantiate_target): New private function.
6742 (supported_target_names): Declare.
6743 * target-select.cc (Target_selector::Target_selector): Update for
6744 new parameter and fields.
6745 (select_target_by_name): Check that the name matches before
6746 calling recognize_by_name.
6747 (supported_target_names): New function.
6748 * i386.cc (class Target_selector_i386): Update Target_selector
6749 constructor call. Remove recognize and recognize_by_name. Add
6750 do_instantiate_target.
6751 * x86_64.cc (class Target_selector_x86_64): Likewise.
6752 * testsuite/testfile.cc (class Target_selector_test): Update for
6753 changes to Target_selector.
6755 * README: Rewrite, with some notes on unsupported features.
6757 2008-03-24 Cary Coutant <ccoutant@google.com>
6759 * i386.cc (Target_i386::Got_type): New enum declaration.
6760 (Target_i386::Scan::local): Updated callers of Output_data_got
6762 (Target_i386::Scan::global): Likewise.
6763 (Target_i386::Relocate::relocate): Likewise.
6764 (Target_i386::Relocate::relocate_tls): Likewise.
6765 * object.h (Got_offset_list): New class.
6766 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6767 (Sized_relobj::local_got_offset): Likewise.
6768 (Sized_relobj::set_local_got_offset): Likewise.
6769 (Sized_relobj::local_has_tls_got_offset): Removed.
6770 (Sized_relobj::local_tls_got_offset): Removed.
6771 (Sized_relobj::set_local_tls_got_offset): Removed.
6772 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6773 * output.cc (Output_data_got::add_global): Added got_type parameter.
6774 (Output_data_got::add_global_with_rel): Likewise.
6775 (Output_data_got::add_global_with_rela): Likewise.
6776 (Output_data_got::add_global_pair_with_rel): New function.
6777 (Output_data_got::add_global_pair_with_rela): New function.
6778 (Output_data_got::add_local): Added got_type parameter.
6779 (Output_data_got::add_local_with_rel): Likewise.
6780 (Output_data_got::add_local_with_rela): Likewise.
6781 (Output_data_got::add_local_pair_with_rel): New function.
6782 (Output_data_got::add_local_pair_with_rela): New function.
6783 (Output_data_got::add_global_tls): Removed.
6784 (Output_data_got::add_global_tls_with_rel): Removed.
6785 (Output_data_got::add_global_tls_with_rela): Removed.
6786 (Output_data_got::add_local_tls): Removed.
6787 (Output_data_got::add_local_tls_with_rel): Removed.
6788 (Output_data_got::add_local_tls_with_rela): Removed.
6789 * output.h (Output_data_got::add_global): Added got_type parameter.
6790 (Output_data_got::add_global_with_rel): Likewise.
6791 (Output_data_got::add_global_with_rela): Likewise.
6792 (Output_data_got::add_global_pair_with_rel): New function.
6793 (Output_data_got::add_global_pair_with_rela): New function.
6794 (Output_data_got::add_local): Added got_type parameter.
6795 (Output_data_got::add_local_with_rel): Likewise.
6796 (Output_data_got::add_local_with_rela): Likewise.
6797 (Output_data_got::add_local_pair_with_rel): New function.
6798 (Output_data_got::add_local_pair_with_rela): New function.
6799 (Output_data_got::add_global_tls): Removed.
6800 (Output_data_got::add_global_tls_with_rel): Removed.
6801 (Output_data_got::add_global_tls_with_rela): Removed.
6802 (Output_data_got::add_local_tls): Removed.
6803 (Output_data_got::add_local_tls_with_rel): Removed.
6804 (Output_data_got::add_local_tls_with_rela): Removed.
6805 * resolve.cc (Symbol::override_base_with_special): Removed
6806 reference to has_got_offset_ field.
6807 * symtab.cc (Symbol::init_fields): Replaced initialization
6808 of got_offset_ with got_offsets_. Removed initialization
6810 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6811 (Symbol::got_offset): Likewise.
6812 (Symbol::set_got_offset): Likewise.
6813 (Symbol::has_tls_got_offset): Removed.
6814 (Symbol::tls_got_offset): Removed.
6815 (Symbol::set_tls_got_offset): Removed.
6816 (Symbol::got_offset_): Removed.
6817 (Symbol::tls_mod_got_offset_): Removed.
6818 (Symbol::tls_pair_got_offset_): Removed.
6819 (Symbol::got_offsets_): New field.
6820 (Symbol::has_got_offset): Removed.
6821 (Symbol::has_tls_mod_got_offset): Removed.
6822 (Symbol::has_tls_pair_got_offset): Removed.
6823 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6824 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6826 (Target_x86_64::Scan::global): Likewise.
6827 (Target_x86_64::Relocate::relocate): Likewise.
6828 (Target_x86_64::Relocate::relocate_tls): Likewise.
6830 2008-03-25 Ben Elliston <bje@au.ibm.com>
6832 * yyscript.y: Fix spelling error in comment.
6834 2008-03-24 Ian Lance Taylor <iant@google.com>
6836 * options.h (class General_options): Define build_id option.
6837 * layout.h (class Layout): Declare write_build_id, create_note,
6838 create_build_id. Add build_id_note_ member.
6839 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6840 "libiberty.h", "md5.h", "sha1.h".
6841 (Layout::Layout): Initialize eh_frame_data_,
6842 eh_frame_hdr_section_, and build_id_note_.
6843 (Layout::finalize): Call create_build_id.
6844 (Layout::create_note): New function, broken out of
6845 Layout::create_gold_note.
6846 (Layout::create_gold_note): Call create_note.
6847 (Layout::create_build_id): New function.
6848 (Layout::write_build_id): New function.
6849 (Close_task_runner::run): Call write_build_id.
6851 * x86_64.cc: Correct license to GPLv3.
6853 2008-03-23 Ian Lance Taylor <iant@google.com>
6855 * options.cc: Include "demangle.h".
6856 (parse_optional_string): New function.
6857 (parse_long_option): Handle takes_optional_argument.
6858 (parse_short_option): Update dash_z initializer. Handle
6859 takes_optional_argument.
6860 (General_options::General_options): Initialize do_demangle_.
6861 (General_options::finalize): Set do_demangle_. Handle demangling
6863 * options.h (parse_optional_string): Declare.
6864 (struct One_option): Add optional_arg field. Update constructor.
6865 Update call constructor calls. Add takes_optional_argument
6867 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6868 (DEFINE_optional_string): Define.
6869 (General_options::demangle): Change from DEFINE_bool to
6870 DEFINE_optional_string.
6871 (General_options::no_demangle): New function.
6872 (General_options::do_demangle): New function.
6873 (General_options::set_do_demangle): New function.
6874 (General_options::execstack_status_): Move definition to end of
6876 (General_options::static_): Likewise.
6877 (General_options::do_demangle_): New field.
6878 * object.cc (big_endian>::get_symbol_location_info): Call
6879 Options::do_demangle, not Options::demangle.
6880 * symtab.cc (demangle): Likewise.
6882 2008-03-22 Ian Lance Taylor <iant@google.com>
6884 * gold.h: Include <cstddef> and <sys/types.h>
6885 * options.h: Include <cstring>.
6887 2008-03-21 Ian Lance Taylor <iant@google.com>
6889 * Added source code to GNU binutils.