1 2010-02-12 Sriraman Tallam <tmsriram@google.com>
3 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4 (Scan::global_reloc_may_be_function_pointer): New function.
5 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6 (Scan::global_reloc_may_be_function_pointer): New function.
7 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8 (Scan::global_reloc_may_be_function_pointer): New function.
9 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
10 (Scan::global_reloc_may_be_function_pointer): New function.
11 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
12 (Scan::global_reloc_may_be_function_pointer): New function.
13 (Scan::possible_function_pointer_reloc): New function.
14 (Target_x86_64::can_check_for_function_pointers): New function.
15 * gc.h (gc_process_relocs): Scan relocation types to determine if
16 function pointers were taken for targets that support it.
17 * icf.cc (Icf::find_identical_sections): Include functions for
18 folding in safe ICF whose pointer is not taken.
19 * icf.h (Secn_fptr_taken_set): New typedef.
20 (fptr_section_id_): New member.
21 (section_has_function_pointers): New function.
22 (set_section_has_function_pointers): New function.
23 (check_section_for_function_pointers): New function.
24 * options.h: Fix comment for safe ICF option.
25 * target.h (can_check_for_function_pointers): New function.
26 * testsuite/Makefile.am: Add icf_safe_so_test test case.
27 Modify icf_safe_test for X86-64.
28 * testsuite/Makefile.in: Regenerate.
29 * testsuite/icf_safe_so_test.cc: New file.
30 * testsuite/icf_safe_so_test.sh: New file.
31 * testsuite/icf_safe_test.cc (kept_func_3): New function.
32 (main): Change to take pointer to function kept_func_3.
33 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
34 folding is done correctly for X86-64.
36 2010-02-12 David S. Miller <davem@davemloft.net>
38 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
39 is_symbolless parameter.
40 (Output_reloc<SHT_REL>::is_symbolless): New.
41 (Output_reloc<SHT_REL>::is_symbolless_): New.
42 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
43 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
44 (Output_reloc<SHT_RELA>::is_symbolless): New.
45 (Output_data_reloc::add_global): Handle is_symbolless.
46 (Output_data_reloc::add_global_relative): Likewise.
47 (Output_data_reloc::add_local): Likewise.
48 (Output_data_reloc::add_local_relative): Likewise.
49 (Output_data_reloc::add_symbolless_global_addend): New.
50 (Output_data_reloc::add_symbolless_local_addend): New.
51 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
53 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
54 instead of ->is_relative_
55 (Output_reloc::write): Likewise.
56 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
57 (Output_reloc::write_rel): Simplify.
59 * sparc.cc (Target_sparc::Scan::local): Use
60 ->add_symbolless_local_addend as needed.
61 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
62 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
63 based upon relocation offset.
65 2010-02-11 Doug Kwan <dougkwan@google.com>
67 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
68 (Target_arm::Scan::global): Ditto. Also remove a comment before the
69 beginning of function.
70 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
71 and MOVT_ABS relocations. Those are non issued in scanning. Fix
72 parameter is_32bit in calls to should_apply_static_reloc.
73 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
74 (check_DATA): Add arm_abs_global.stdout.
75 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
76 arm_abs_global.stdout): New rules.
77 (MOSTLLYCLEANFILES): Add arm_abs_global
78 * Makefile.in: Regenerate.
79 * testsuite/arm_abs_global.s: New file.
80 * testsuite/arm_abs_global.sh: Ditto.
81 * testsuite/arm_abs_lib.s: Ditto.
83 2010-02-11 Ian Lance Taylor <iant@google.com>
85 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
87 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
88 Allocate_commons_task first.
89 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
90 task, rather than symtab_lock_.
91 (Gc_process_relocs::~Gc_process_relocs): New function.
92 (Gc_process_relocs::is_runnable): Check this_blocker_.
93 (Gc_process_relocs::locks): Use next_blocker_ rather than
95 (Scan_relocs::~Scan_relocs): New function.
96 (Scan_relocs::is_runnable): Check this_blocker_ rather than
98 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
100 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
101 fields. Add this_blocker_ and next_blocker_ fields. Adjust
102 constructor accordingly.
103 (class Gc_process_relocs): Likewise.
104 (class Scan_relocs): Likewise.
105 * common.h (class Allocate_commons_task): Remove symtab_lock_
106 field, and corresponding constructor parameter.
107 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
109 (Allocate_commons_task::locks): Likewise.
111 2010-02-11 Ian Lance Taylor <iant@google.com>
113 * gold-threads.h (class Once): Define.
114 (class Initialize_lock): Rewrite as child of Once.
115 * gold-threads.cc (class Once_initialize): Define.
116 (once_pointer_control): New static variable.
117 (once_pointer, once_arg): New static variables.
118 (c_run_once): New static function.
119 (Once::Once, Once::run_once, Once::internal_run): New functions.
120 (class Initialize_lock_once): Remove.
121 (initialize_lock_control): Remove.
122 (initialize_lock_pointer): Remove.
123 (initialize_lock_once): Remove.
124 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
125 (Initialize_lock::initialize): Rewrite.
126 (Initialize_lock::do_run_once): New function.
127 * archive.cc (Archive::interpret_header): Only clear name if it is
129 * fileread.cc: Include "gold-threads.h"
130 (file_counts_lock): New static variable.
131 (file_counts_initialize_lock): Likewise.
132 (File_read::release): Only increment counts when using --stats.
133 Use a lock around the increment.
134 * parameters.cc (class Set_parameters_target_once): Define.
135 (set_parameters_target_once): New static variable.
136 (Parameters::Parameters): Move here from parameters.h.
137 (Parameters::set_target): Rewrite.
138 (Parameters::set_target_once): New function.
139 (Parameters::clear_target): Move here and rewrite.
140 * parameters.h (class Parameters): Update declarations. Add
141 set_parameters_target_once_ field.
142 (Parameters::Parameters): Move to parameters.cc.
143 (Parameters::clear_target): Likewise.
144 * readsyms.cc (Read_symbols::do_group): Create a Start_group
146 (Start_group::~Start_group): New function.
147 (Start_group::is_runnable): New function.
148 (Start_group::locks, Start_group::run): New functions.
149 (Finish_group::run): Change saw_undefined to size_t.
150 * readsyms.h (class Start_group): Define.
151 (class Finish_group): Change saw_undefined_ field to size_t.
152 (Finish_group::Finish_group): Remove saw_undefined and
153 this_blocker parameters. Change all callers.
154 (Finish_group::set_saw_undefined): New function.
155 (Finish_group::set_blocker): New function.
156 * symtab.h (class Symbol_table): Change saw_undefined to return
157 size_t. Change saw_undefined_ field to size_t.
158 * target-select.cc (Set_target_once::do_run_once): New function.
159 (Target_selector::Target_selector): Initialize set_target_once_
160 field. Don't initialize lock_ and initialize_lock_ fields.
161 (Target_selector::instantiate_target): Rewrite.
162 (Target_selector::set_target): New function.
163 * target-select.h (class Set_target_once): Define.
164 (class Target_selector): Update declarations. Make
165 Set_target_once a friend. Remove lock_ and initialize_lock_
166 fields. Add set_target_once_ field.
168 2010-02-10 Ian Lance Taylor <iant@google.com>
170 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
172 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
173 (queue_middle_tasks): Add all blockers before queueing any tasks.
174 (queue_final_tasks): Likewise.
175 * token.h (Task_token::add_blockers): New function.
176 * object.h (Input_objects::number_of_relobjs): New function.
178 2010-02-10 Ian Lance Taylor <iant@google.com>
180 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
181 shared, not if not position independent.
182 * x86_64.cc (Relocate::relocate_tls): Likewise.
183 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
184 (tls_pie_pic_test): New target.
185 * testsuite/Makefile.in: Rebuild.
187 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
188 (tls_test_main_pie.o, tls_test_pie.o): New targets.
189 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
190 * testsuite/Makefile.in: Rebuild.
192 2010-02-09 David S. Miller <davem@davemloft.net>
194 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
195 R_SPARC_RELATIVE using ->add_local_relative().
196 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
198 * output.h (Output_data_dynamic::add_section_size): New method
199 that takes two Output_data objects.
200 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
201 entry param. Handle it in initializers.
202 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
203 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
204 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
206 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
207 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
208 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
209 for dynrel_includes_plt.
210 * i386.cc (Target_i386::do_finalize_sections): Likewise.
211 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
212 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
214 (Target_sparc::do_finalize_sections): Update to pass true for
216 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
217 output before .rela.plt
218 (Target_powerpc::do_finalize_sections): Update to pass true for
219 dynrel_includes_plt when 32-bit.
221 2010-02-08 Doug Kwan <dougkwan@google.com>
223 * arm.cc (Arm_relobj::simple_input_section_output_address): New
225 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
226 Arm_relobj::scan_section_for_cortex_a8_stubs,
227 Arm_relobj::do_relocation_section): Instead of calling
228 Output_section::output_address, use faster
229 Arm_relobj::simple_input_section_output_address.
231 2010-02-08 David S. Miller <davem@davemloft.net>
233 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
234 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
235 relocation helper function.
237 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
238 just like R_SPARC_GOT{10,13,22}.
239 (Target_sparc::Scan::local): Likewise.
240 (Target_sparc::Relocate:relocate): Likewise.
242 2010-02-06 Ian Lance Taylor <iant@google.com>
244 * configure.ac: Rewrite targetobjs duplicate removal code to use
245 only shell constructs.
246 * configure: Rebuild.
248 2010-02-05 Doug Kwan <dougkwan@google.com>
251 * arm.cc (Arm_relobj::section_is_scannable): New method.
252 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
253 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
255 2010-02-04 Doug Kwan <dougkwan@google.com>
258 * arm-reloc-property.cc (cstdio): Include.
259 * configure.ac (targetobjs): Remove duplicates.
260 * configure: Regenerate.
261 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
262 big and little endian version for a given address size.
264 2010-02-03 Doug Kwan <dougkwan@google.com>
266 * arm-reloc-property.cc
267 (Arm_reloc_property_table::reloc_name_in_error_message): New method
269 * arm-reloc-property.h
270 (Arm_reloc_property_table::get_implemented_static_reloc_property):
271 New method definition.
272 (Arm_reloc_property_table::reloc_name_in_error_message): New method
274 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
276 (GOT_PREL): Change implemented to Y.
277 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
278 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
279 (Arm_relocate_functions::movw_abs_nc): Remove method.
280 (Arm_relocate_functions::movt_abs): Ditto.
281 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
282 (Arm_relocate_functions::thm_movt_abs): Ditto.
283 (Arm_relocate_functions::movw_rel_nc): Ditto.
284 (Arm_relocate_functions::movw_rel): Ditto.
285 (Arm_relocate_functions::movt_rel): Ditto.
286 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
287 (Arm_relocate_functions:thm_movw_rel): Ditto.
288 (Arm_relocate_functions:thm_movt_rel): Ditto.
289 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
290 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
291 New method definitions.
292 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
293 (Arm_relocation_functions::arm_grp_ldr): Ditto.
294 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
295 (Arm_relocation_functions::arm_grp_ldc): Ditto.
296 (Target_arm::Relocate::relocate): Check for non-static or
297 unimplemented relocation code and exit early. Change calls to
298 Target_arm::reloc_uses_thumb_bit and
299 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
300 instead. Refactor code to handle similar relocations to increase
301 code sharing. Remove check for unsupported relocation code in switch
303 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
304 relocation property table to find out size. Change error message to
305 print out the name of a relocation code instead of the numeric value.
306 (Target_arm::scan_reloc_for_stub): Use relocation property table
307 instead of calling Target_arm::reloc_uses_thumb_bit().
309 2010-02-02 Doug Kwan <dougkwan@google.com>
311 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
312 types of relaxed input section.
314 2010-02-02 Doug Kwan <dougkwan@google.com>
316 * Makefile.am (HFILES): Add arm-reloc-property.h.
318 (TARGETSOURCES): Add arm-reloc-property.cc
319 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
320 (libgold_a_SOURCES): $(DEFFILES)
321 * Makefile.in: Regenerate.
322 * arm-reloc-property.cc: New file.
323 * arm-reloc-property.h: New file.
324 * arm-reloc.def: New file.
325 * arm.cc: Update comments.
326 (arm-reloc-property.h): New included header.
327 (arm_reloc_property_table): New global variable.
328 (Target_arm::do_select_as_default_target): New method definition.
329 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
330 arm-reloc-property to targ_extra_obj.
331 * parameters.cc (set_parameters_target): Call
332 Target::select_as_default_target().
333 * target.h (Target::select_as_default_target): New method definition.
334 (Target::do_select_as_default_target): Same.
336 2010-02-01 Doug Kwan <dougkwan@google.com>
338 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
339 first_output_text_section_.
340 (Arm_exidx_fixup::first_output_text_section): New method definition.
341 (Arm_exidx_fixup::first_output_text_section_): New data member.
342 (Arm_exidx_fixup::process_exidx_section): Record the first text
344 (Arm_output_section::fix_exidx_coverage): Set correct linked section
345 and entsize in output section header.
347 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
349 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
350 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
351 (Arm_relocate_functions::thm_alu11): New Method.
352 (Arm_relocate_functions::thm_pc8): New Method.
353 (Arm_relocate_functions::thm_pc12): New Method.
354 (Target_arm::Scan::local): Handle the relocations.
355 (Target_arm::Scan::global): Likewise.
356 (Target_arm::Relocate::relocate): Likewise.
357 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
359 2010-01-29 Doug Kwan <dougkwan@google.com>
361 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
362 of relocation types as ld.
364 2010-01-29 Doug Kwan <dougkwan@google.com>
366 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
368 (Arm_relocate_functions::thumb_branch_common): Ditto.
369 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
370 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
371 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
372 Arm_relocate_functions::jump24): Remove.
373 (Target_arm::Relocate::relocate): Adjust code to call
374 Arm_relocation_functions::arm_branch_common and
375 Arm_relocation_functions::thumb_branch_common instead of their removed
376 wrappers. Merge switch-cases together to reduce source code size.
378 2010-01-29 Doug Kwan <dougkwan@google.com>
380 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
381 output_local_symbol_count_needs_update_.
382 (Arm_relobj::output_local_symbol_count_needs_update,
383 Arm_relobj::set_output_local_symbol_count_needs_update,
384 Arm_relobj::update_output_local_symbol_count): New methods.
385 (Arm_relobj::output_local_symbol_count_needs_update_): New data
387 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
388 of pointed function as in a R_ARM_PREL31 relocation.
389 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
390 for output local symbol count updating.
391 (Target_arm::do_relax): Update output local symbol counts in objects
393 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
395 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
397 * arm.cc: Added support for the ARM relocations:
398 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
399 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
400 (Arm_relocate_functions::movw_rel_nc): Renamed (was
402 (Arm_relocate_functions::movw_rel): New method.
403 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
404 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
406 (Arm_relocate_functions::thm_movw_rel): New method.
407 (Arm_relocate_functions::thm_movt_rel): Renamed (was
409 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
411 (Target_arm::Scan::global): Likewise.
412 (Target_arm::Relocate::relocate): Likewise.
413 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
416 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
418 * arm.cc: Added support for ARM group relocations.
419 (Target_arm::reloc_needs_sym_origin): New method.
420 (Arm_relocate_functions::calc_grp_kn): New method.
421 (Arm_relocate_functions::calc_grp_residual): New method.
422 (Arm_relocate_functions::calc_grp_gn): New method.
423 (Arm_relocate_functions::arm_grp_alu): New Method.
424 (Arm_relocate_functions::arm_grp_ldr): New Method.
425 (Arm_relocate_functions::arm_grp_ldrs): New Method.
426 (Arm_relocate_functions::arm_grp_ldc): New Method.
427 (Target_arm::Scan::local): Handle the ARM group relocations.
428 (Target_arm::Scan::global): Likewise.
429 (Target_arm::Relocate::relocate): Likewise.
430 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
433 2010-01-26 Doug Kwan <dougkwan@google.com>
435 * arm.cc (set): Include.
436 (class Arm_exidx_fixup): Change type of last_input_section_ to const
438 (Arm_output_section::Text_section_list): New type.
439 (Arm_output_section::append_text_sections_to_list): New method.
440 (Arm_output_section::fix_exidx_coverage): Ditto.
441 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
442 (Arm_relobj::convert_input_section_to_relaxed_section): Use
443 Relobj::set_section_offset() instead of
444 Sized_relobj::invalidate_section_offset().
445 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
446 parameter for section headers. Ignore relocation sections for
447 unallocated sections and EXIDX sections.
448 (Target_arm::fix_exidx_coverage): New method.
449 (Target_arm::output_section_address_less_than): New type.
450 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
451 linked text section instead of the EXIDX section.
452 (Arm_output_section::create_stub_group): Add an assertion to check
453 that this is not an EXIDX output section.
454 (Arm_output_section::append_text_sections_to_list): New method.
455 (Arm_output_section::fix_exidx_coverage): Ditto.
456 (Arm_relobj::scan_sections_for_stubs): Adjust call to
457 Arm_relobj::section_needs_reloc_stub_scanning.
458 (Target_arm::do_relax): Fix EXIDX output section coverage in the
460 (Target_arm::fix_exidx_coverage): New method.
461 * object.h (Relobj::set_output_section): New method.
462 (Sized_relobj::invalidate_section_offset): Remove method.
463 (Sized_relobj::do_invalidate_section_offset): Remove method.
464 (Sized_relobj::do_set_section_offset): Handle offset value -1.
466 2010-01-25 Doug Kwan <dougkwan@google.com>
468 * arm.cc (Arm_exidx_merged_section::do_output_offset):
469 Fix warning due to signed and unsigned comparison on a 32-bit host.
471 2010-01-22 Doug Kwan <dougkwan@google.com>
473 * arm.cc (Target_arm::do_relax): Record an output section for section
474 offset adjustment it contains any stub table that has changed.
475 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
476 offsets in an output section if necessary.
477 * output.cc (Output_section::Output_section): Initialize
478 section_offsets_need_adjustments_.
479 (Output_section::add_input_section_for_script): Renamed to
480 Output_section::add_simple_input_section.
481 (Output_section::save_states): Add a comment.
482 (Output_section::discard_states): New method defintion.
483 (Output_section::adjust_section_offsets): Same.
484 * output.h (Output_section::add_input_section_for_script): Renamed to
485 Output_section::add_simple_input_section.
486 (Output_section::discard_states): New method declaration.
487 (Output_section::adjust_section_offsets): Same.
488 (Output_section::section_offsets_need_adjustment,
489 Output_section::set_section_offsets_need_adjustment): New method
491 (Output_section::section_offsets_need_adjustment_): New data member.
493 (Output_section_element_input::set_section_address): Adjust code for
494 renaming of Output_section::add_input_section_for_script.
495 (Orphan_output_section::set_section_address): Same.
497 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
499 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
500 Fix_v4bx enum values .
501 * gold/options.h (General_options): New option definitions.
502 (General_options::fix_v4bx): New method.
503 (General_options::Fix_v4bx): New enum.
504 * gold/options.cc (General_options::parse_fix_v4bx): New method.
505 (General_options::parse_fix_v4bx_interworking): New method.
507 2010-01-22 Doug Kwan <dougkwan@google.com>
509 * arm.cc (Arm_exidx_fixup): New class.
511 2010-01-21 Doug Kwan <dougkwan@google.com>
513 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
515 (Arm_exidx_section_offset_map): New type.
517 2010-01-21 Doug Kwan <dougkwan@google.com>
519 * arm.cc (Arm_exidx_input_section): New class.
520 (Arm_relobj::exidx_input_section_by_link,
521 Arm_relobj::exidx_input_section_by_shndx,
522 Arm_relobj::make_exidx_input_section): New methods.
523 (read_arm_attributes_section): Remove.
524 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
525 information about them.
526 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
529 2010-01-20 Doug Kwan <dougkwan@google.com>
531 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
532 Input_section_specifier to Section_id.
533 (Target_arm::new_arm_input_section: Adjust code for change of key
535 (Target_arm::find_arm_input_section): Ditto.
536 * gc.h (object.h): Include for Section_id nand Section_id_hash.
537 (Section_id): Remove.
538 (Garbage_collection::Section_id_hash): Remove.
539 * icf.h (object.h): Include for Section_id nand Section_id_hash.
540 (Section_id): Remove.
541 (Icf::Section_id_hash): Remove.
542 * object.h (Section_id, Const_section_id, Section_id_hash,
543 Const_section_id_hash): New type definitions.
544 * output.cc (Output_section::add_relaxed_input_section): Change to
545 use Const_section_id instead of Input_section_specifier as key type.
546 (Output_section::add_merge_input_section): Ditto.
547 (Output_section::build_relaxation_map): Change to use Section_id
548 instead of Input_section_specifier as key type.
549 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
551 (Output_section::convert_input_sections_to_relaxed_sections): Change
552 to use Const_section_id instead of Input_section_specifier as key type.
553 (Output_section::find_merge_section): Ditto.
554 (Output_section::find_relaxed_input_section): Ditto.
555 * output.h (Input_section_specifier): Remove class.
556 (Output_section::Output_section_data_by_input_section_map): Change
557 key type to Const_section_id.
558 (Output_section::Output_relaxed_input_section_by_input_section_map):
560 (Output_section::Relaxation_map): Change key type to Section_id.
562 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
564 * gold/arm.cc: Added support for R_ARM_V4BX relocation
565 (class Arm_v4bx_stub): New class.
566 (DEF_STUBS): Updated definition to support v4_veneer_bx.
567 (Stub_factory::make_arm_v4bx_stub): New method.
568 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
569 (Stub_table::empty): Handle v4bx stubs.
570 (Stub_table::add_arm_v4bx_stub): New method.
571 (Stub_table::find_arm_v4bx_stub): New method.
572 (Arm_relocate_functions::v4bx): New method.
573 (Target_arm::fix_v4bx): New method.
574 (Target_arm::Target_arm): Handle R_ARM_V4BX.
575 (Stub_table::relocate_stubs): Likewise.
576 (Stub_table::do_write): Likewise.
577 (Stub_table::update_data_size_and_addralign): Likewise.
578 (Stub_table::finalize_stubs): Likewise.
579 (Target_arm::Scan::local): Likewise.
580 (Target_arm::Scan::global): Likewise.
581 (Target_arm::do_finalize_sections): Likewise.
582 (Target_arm::Relocate::relocate): Likewise.
583 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
585 (Target_arm::scan_reloc_for_stub): Likewise.
586 (Target_arm::scan_reloc_section_for_stubs): Likewise.
588 2010-01-19 Ian Lance Taylor <iant@google.com>
590 * output.cc (Output_section_headers::do_sized_write): Write large
591 segment count to sh_info field.
592 (Output_file_header::do_sized_write): For large segment count,
593 write PN_XNUM to e_phnum field.
595 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
597 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
598 (Arm_relocate_functions::thm_jump8): New function.
599 (Arm_relocate_functions::thm_jump11): New function.
600 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
602 (Target_arm::Scan::global): Likewise.
603 (Target_arm::Relocate::relocate): Likewise.
604 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
607 2010-01-14 Doug Kwan <dougkwan@google.com>
609 * arm.cc (map, utility): Include headers.
610 (Target_arm::apply_cortex_a8_workaround): New method.
611 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
612 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
613 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
614 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
615 the --[no-]fix-cortex-a8 command line options.
616 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
617 (Target_arm::relocate_stub): Use addend in instruction template.
618 * options.h (DEFINE_bool): Set the user-set flag.
619 (General_options): Add --[no-]-fix-cortex options.
620 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
621 : Update fast look-up map after conversion.
623 2010-01-14 Sriraman Tallam <tmsriram@google.com>
625 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
626 in the first pass of do_layout.
628 2010-01-13 Doug Kwan <dougkwan@google.com>
630 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
631 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
632 apparent compiler problem of not folding static constant integral
633 data members of elfcpp::Elf_sizes<32>.
635 2010-01-13 Doug Kwan <dougkwan@google.com>
637 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
638 Arm_relobj::section_needs_cortex_a8_stub_scanning,
639 Arm_relobj::scan_section_for_cortex_a8_erratum,
640 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
641 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
642 sections to scan for relocation stubs into a new method
643 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
644 relocation and Cortex-A8 stub scanning.
645 (Target_arm::do_relax): Force stubs to be after stubbed sections
646 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
647 the beginning of a new relaxation pass. Update a comment.
648 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
650 2010-01-12 Ian Lance Taylor <iant@google.com>
652 * target-reloc.h (visibility_error): New inline function.
653 (relocate_section): Call visibility_error.
654 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
655 (MOSTLYCLEANFILES): Likewise.
656 (protected_4_pic.o, protected_3.err): New targets.
657 * testsuite/protected_4.cc: New file.
659 2010-01-12 Doug Kwan <dougkwan@google.com>
661 * arm.cc (Cortex_a8_reloc): New class.
662 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
663 and cortex_a8_relocs_info_.
664 (Target_arm::fix_cortex_a8): New method definition.
665 (Target_arm::Cortex_a8_relocs_info): New type.
666 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
667 New data member declarations.
668 (Target_arm::scan_reloc_for_stub): Record information about
669 relocations for THUMB branches that might be exempted from the
670 Cortex-A8 workaround.
671 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
672 at the beginning of a relaxation pass.
674 2010-01-12 Doug Kwan <dougkwan@google.com>
676 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
677 (Arm_relobj::Mapping_symbol_position,
678 Arm_reloj::Mapping_symbol_position_less,
679 Arm_relobj::Mapping_symbols_info): New types.
680 (Target_arm::is_mapping_symbol_name): New method definition.
681 (Arm_relobj::do_count_local_symbols): Save information about mapping
684 2010-01-11 Doug Kwan <dougkwan@google.com>
686 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
687 Arm_relocate_functions::thumb32_branch_upper,
688 Arm_relocate_functions::thumb32_branch_lower,
689 Arm_relocate_functions::thumb32_cond_branch_offset,
690 Arm_relocate_functions::thumb32_cond_branch_upper,
691 Arm_relocate_functions::thumb32_cond_branch_lower,
692 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
693 branch offset encoding.
694 (Arm_relocate_functions::thumb_branch_common): Use new branch
695 offset encoding methods to avoid code duplication.
696 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
697 (Stub_addend_reader::operator()): Use new branch encoding method
698 to avoid code duplication.
700 2010-01-11 Doug Kwan <dougkwan@google.com>
702 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
703 (Target_arm::do_finalize_sections): Define special EXIDX section
704 symbols only if referenced.
705 * gc.h (Garbage_collection::add_reference): New method.
706 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
709 2010-01-11 Ian Lance Taylor <iant@google.com>
711 * script.cc (Version_script_info::build_expression_list_lookup):
712 Change complaing about duplicate wildcard match from error to
715 * script.cc (class Lazy_demangler): Recreate--revert part of patch
717 (Version_script_info::Version_script_info): Initialize globs_,
718 default_version_, default_is_global_, and exact_. Don't
719 initialize globals_ or locals_.
720 (Version_script_info::build_lookup_tables): Build local symbols
722 (Version_script_info::unquote): New function.
723 (Version_script_info::add_exact_match): New function.
724 (Version_script_info::build_expression_list_lookup): Remove lookup
725 parameter. Add is_global parameter. Change all callers. Handle
726 wildcard pattern specially. Unquote pattern. Call
728 (Version_script_info::get_name_to_match): New function.
729 (Version_script_info::get_symbol_version): New function.
730 (Version_script_info::get_symbol_version_helper): Remove.
731 (Version_script_info::check_unmatched_names): Call unquote.
732 * script.h (class Version_script_info): Change get_symbol_version
733 to be non-inline and add is_global parameter; change all callers.
734 Rewrite symbol_is_local. Update declarations. Define struct
735 Version_tree_match, Exact, Globs. Don't define struct Lookup.
736 Remove globals_ and locals_ members. Add exact_, globs_,
737 default_version_, is_global_.
738 (Version_script_info::Glob): Remove pattern, add expression and
739 is_global. Update constructor. Change all callers.
740 * dynobj.cc (Versions::finalize): Mark the version symbol as the
742 (Versions::symbol_section_contents): If a symbol is undefined, or
743 defined in a dynamic object, set the version index to
745 * symtab.cc (Symbol_table::add_from_relobj): Don't call
747 (Symbol_table::add_from_pluginobj): Likewise.
748 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
750 2010-01-11 Doug Kwan <dougkwan@google.com>
752 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
753 (incremental_dump_LDADD): Add linking option for libintl.
754 * Makefile.in: Regenerate.
756 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
759 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
761 * testsuite/Makefile.in: Regenerated.
763 2010-01-10 Doug Kwan <dougkwan@google.com>
765 * options.h (DEFINE_var): Use parentheses around argument varname__
766 in macro body to avoid any unintended subsequent substitutions.
768 2010-01-10 Ian Lance Taylor <iant@google.com>
770 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
771 candidates before doing symbol resolution.
773 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
774 ODR candidates if only one is weak.
776 2010-01-08 Ian Lance Taylor <iant@google.com>
778 * script.cc (Version_script_info::build_expression_list_lookup):
779 Don't warn about ambiguous version, just record the ambiguity.
780 (Version_script_info::get_symbol_version_helper): Give error if
781 version is ambiguous.
783 2010-01-08 Doug Kwan <dougkwan@google.com>
785 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
786 prev_data_size_ and prev_addralign_. Remove initializer for
787 deleted data member has_been_changed_.
788 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
789 to determine if the table is empty.
790 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
792 (Stub_table::add_reloc_stub): Define method in class definition
793 instead of just declaring it there.
794 (Stub_table::add_cortex_a8_stub): New method definition.
795 (Stub_table::update_data_size_and_addralign): Ditto.
796 (Stub_table::finalize_stubs): Ditto.
797 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
798 (Stub_table::do_addralign_): Return address alignment in the
799 (Stub_table::do_reset_address_and_file_offset): Define method in
800 class definition instead of declaring it there. Set current data
801 size to be the data size of the previous pass.
802 (Stub_table::set_final_data_size): Use current data size as the
804 (Stub_table::relocate_stub): Change parameter type of stub from
805 Reloc_stub pointer to Stub pointer.
806 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
807 (Stub_table::Cortex_a8_stub_list): New typedef.
808 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
809 Stub_table::prev_addralign_): New data member.
810 (Arm_relobj::Arm_relobj): Initialize data member
811 section_has_cortex_a8_workaround_.
812 (Arm_relobj::section_has_cortex_a8_workaround,
813 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
815 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
817 (Target_arm::relocate_stub): Change parameter type of stub from
818 Reloc_stub pointer to Stub pointer.
819 (Insn_template::size, Insn_template::alignment): Handle
820 THUMB16_SPECIAL_TYPE.
821 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
822 Stub_table::update_data_size_and_addralign,
823 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
825 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
826 (Stub_table::do_write): Ditto.
827 (Target_arm::do_relax): Adjust code for changes in Stub_table.
829 2010-01-08 Ian Lance Taylor <iant@google.com>
832 * symtab.h (class Symbol): Remove fields is_target_special_ and
833 has_plt_offset_. Add field is_defined_in_discarded_section_.
834 (Symbol::is_defined_in_discarded_section): New function.
835 (Symbol::set_is_defined_in_discarded_section): New function.
836 (Symbol::has_plt_offset): Rewrite.
837 (Symbol::set_plt_offset): Verify that new offset is not -1U.
838 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
839 Don't initialize is_target_special_ or has_plt_offset_.
840 Initialize is_defined_in_discarded_section_.
841 (Symbol_table::add_from_relobj): If appropriate, set
842 is_defined_in_discarded_section.
843 * resolve.cc (Symbol::override_base_with_special): Don't test
844 is_target_special_. Change has_plt_offset_ to has_plt_offset().
845 * target-reloc.h (relocate_section): Do special handling for
846 symbols defined in discarded sections for global symbols as well
849 2010-01-08 Ian Lance Taylor <iant@google.com>
851 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
854 2010-01-08 Ian Lance Taylor <iant@google.com>
856 * object.cc (Sized_relobj::do_layout): Don't get confused if
857 layout_eh_frame returns NULL.
859 2010-01-08 Ian Lance Taylor <iant@google.com>
862 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
863 dynamic symbol table, use the normal symbol table.
864 (Sized_dynobj::do_read_symbols): Remove assertion about type of
867 2010-01-08 Ian Lance Taylor <iant@google.com>
870 * layout.cc (Layout::include_section): Remove .gnu_debuglink
873 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
875 * version.cc (print_version): Change to "Copyright 2010".
877 2010-01-08 Ian Lance Taylor <iant@google.com>
881 * i386.cc (class Target_i386): Change return type of plt_section
883 (class Output_data_plt_i386): Add tls_desc_rel_ field.
884 (Output_data_plt_i386::Output_data_plt_i386): Initialize
886 (Output_data_plt_i386::rel_tls_desc): New function.
887 (Target_i386::rel_tls_desc_section): New function.
888 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
889 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
890 R_386_TLS_DESC reloc in rel_tls_desc_section.
891 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
892 Define struct Tlsdesc_info.
893 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
894 (Target_x86_64::do_reloc_symbol_index): New function.
895 (Target_x86_64::add_tlsdesc_info): New function.
896 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
897 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
899 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
901 (Output_data_plt_x86_64::rela_tlsdesc): New function.
902 (Target_x86_64::rela_tlsdesc_section): New function.
903 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
905 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
906 (Target_x86_64::do_reloc_addend): New function.
907 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
908 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
909 declarations. Define TARGET_CODE. Add arg field to u1_ union.
910 (Output_reloc::type): New function.
911 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
912 (Output_reloc::is_target_specific): New function.
913 (Output_reloc::target_arg): New function.
914 (class Output_reloc) [SHT_RELA]: Add four new constructors for
915 absolute relocs and target specific relocs.
916 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
918 (class Output_data_reloc) [SHT_RELA]: Likewise.
919 * output.cc (Output_reloc::Output_reloc): Add four new versions
920 for absolute relocs and target specific relocs.
921 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
922 (Output_reloc::get_symbol_index): Likewise.
923 (Output_reloc::local_section_offset): Check that local_sym_index_
924 is not TARGET_CODE or 0.
925 (Output_reloc::symbol_value): Likewise.
926 (Output_reloc::write) [SHT_RELA]: Call target for target specific
928 * target.h (class Target): Add reloc_symbol_index and reloc_addend
929 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
931 * layout.cc (add_target_dynamic_tags): Use output section for
932 DT_PLTRELSZ and DT_JMPREL.
934 2010-01-07 Ian Lance Taylor <iant@google.com>
937 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
939 (class Output_data_reloc_generic): Define.
940 (class Output_data_reloc_base): Change base class to
941 Output_data_reloc_generic. Change add() method to call
942 bump_relative_reloc_count for a relative reloc. Remove
944 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
946 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
947 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
949 * layout.h (class Layout): Update declaration.
951 2010-01-07 Ian Lance Taylor <iant@google.com>
953 * output.h (class Output_data): Add const version of
954 output_section and do_output_section.
955 (class Output_section_data): Add const version of
957 (class Output_section): Likewise.
958 * layout.cc (Layout::add_target_dynamic_tags): New function.
959 * layout.h (class Layout): Update declarations.
960 * arm.cc (Target_arm::do_finalize_sections): Use
961 add_target_dynamic_tags.
962 * i386.cc (Target_i386::do_finalize_sections): Likewise.
963 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
964 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
965 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
967 2010-01-07 Ian Lance Taylor <iant@google.com>
970 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
973 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
974 Ian Lance Taylor <iant@google.com>
977 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
978 Xindex::read_symtab_xindex.
980 2010-01-07 Doug Kwan <dougkwan@google.com>
982 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
983 (Insn_template::thumb16_bcond_insn): New method declaration.
984 (Insn_template): Fix spelling.
985 (Stub::thumb16_special): New method declaration.
986 (Stub::do_write): Define virtual method which was previously pure
988 (Stub::do_thumb16_special): New method declaration.
989 (Stub::do_fixed_endian_write): New template member.
990 (Reloc_stub::do_write): Remove.
991 (Reloc_stub::do_fixed_endian_write): Remove.
992 (Cortex_a8_stub): New class definition.
993 (Stub_factory::make_cortex_a8_stub): New method definition.
994 (Stub_factory::Stub_factory): Add missing static storage class
995 qualifier for elf32_arm_stub_a8_veneer_blx.
997 2010-01-07 Ian Lance Taylor <iant@google.com>
1000 * options.h (class General_options): Add --warn-unresolved-symbols
1001 and --error-unresolved-symbols.
1002 * errors.cc (Errors::undefined_symbol): Implement
1003 --warn-unresolved-symbols.
1005 * options.h (class General_options): Add -z text and -z textoff.
1006 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1008 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1010 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1011 (Garbage_collection::cident_sections): New function.
1012 (Garbage_collection::add_cident_section): New function.
1013 (Garbage_collection::cident_sections_): New member.
1014 (gc_process_relocs): Add references to sections whose names are C
1016 * gold.h (cident_section_start_prefix): New constant.
1017 (cident_section_stop_prefix): New constant.
1018 (is_cident): New function.
1019 * layout.cc (Layout::define_section_symbols): Replace string constants
1020 with the newly defined constants.
1021 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1023 * testsuite/Makefile.am: Add gc_orphan_section_test.
1024 * testsuite/Makefile.in: Regenerate.
1025 * testsuite/gc_orphan_section_test.cc: New file.
1026 * testsuite/gc_orphan_section_test.sh: New file.
1028 2010-01-06 Ian Lance Taylor <iant@google.com>
1031 * options.h (class General_options): Add --warn-shared-textrel.
1032 * layout.cc (Layout::finish_dynamic_section): Implement
1033 --warn-shared-textrel.
1036 * options.h (class General_options): Add --warn-multiple-gp.
1038 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1040 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1041 $(THREADSLIB) and $(LIBDL).
1042 * Makefile.in: Rebuild.
1044 2010-01-06 Ian Lance Taylor <iant@google.com>
1047 * options.cc (General_options::parse_section_start): New function.
1048 (General_options::section_start): New function.
1049 (General_options::General_options): Initialize all members.
1050 * options.h: Include <map>
1051 (class General_options): Add --section-start. Add section_starts_
1053 * layout.cc (Layout::attach_allocated_section_to_segment): If
1054 --section-start was used, set the address of the segment. Remove
1055 local sort_sections.
1056 (Layout::relaxation_loop_body): If the address of the load segment
1057 has been set by --section-start, don't use it.
1058 * output.h (Output_segment::update_flags_for_output_section): New
1060 * output.cc (Output_segment::add_output_section): Call
1061 update_flags_for_output_section.
1063 2010-01-05 Ian Lance Taylor <iant@google.com>
1066 * options.h (class General_options): Add --undefined-version.
1067 * script.cc (struct Version_expression): Add was_matched_by_symbol
1069 (Version_script_info::matched_symbol): New function.
1070 (Version_script_info::get_symbol_version_helper): Call
1072 (Version_script_info::check_unmatched_names): New function.
1073 * script.h (class Version_script_info): Update declarations.
1074 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1076 * options.h (class General_options): Use DEFINE_bool_alias for
1077 allow_multiple_definition.
1078 * resolve.cc (Symbol_table::should_override): Don't test
1079 allow_multiple_definition.
1082 * options.h (class General_options): Add --cref.
1083 * main.cc (main): Print cref table if --cref. Don't close mapfile
1084 until after printing cref table.
1085 * cref.cc: Include "symtab.h".
1086 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1087 (Cref_table_compare::operator()): New function.
1088 (Cref_inputs::gather_cref): New function.
1089 (filecol): New static const.
1090 (Cref_inputs::print_cref): New function.
1091 (Cref::print_cref): New function.
1092 * cref.h: Include <cstdio>.
1093 (class Cref): Update declarations.
1094 * mapfile.h (Mapfile::file): New function.
1095 * object.h (class Object): Define Symbols. Declare virtual
1096 do_get_global_symbols.
1097 (Object::get_global_symbols): New function.
1098 * object.cc (Input_objects::add_object): Pass object to cref_ if
1100 (Input_objects::archive_start): Likewise.
1101 (Input_objects::archive_stop): Likewise.
1102 (Input_objects::print_cref): New function.
1103 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1104 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1106 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1108 * plugin.h (class Sized_pluginobj): Update declarations.
1110 2010-01-05 Ian Lance Taylor <iant@google.com>
1112 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1113 to is_default_version. Rename insdef to insdefault.
1114 (Symbol_table::add_from_relobj): Rename def to is_default_version
1115 and local to is_forced_local.
1116 (Symbol_table::add_from_pluginobj): Likewise.
1117 (Symbol_table::add_from_dynobj): Likewise.
1118 (Symbol_table::define_special_symbol): Rename insdef to
1121 2010-01-04 Ian Lance Taylor <iant@google.com>
1124 * options.h (class General_options): Add
1125 --allow-multiple-definition and -z muldefs.
1126 * resolve.cc (Symbol_table::should_override): Don't warn about a
1127 multiple symbol definition if --allow-multiple-definition or -z
1131 * options.h (class General_options): Add --add-needed and
1132 --copy-dt-needed-entries. Tweak --as-needed help entry.
1133 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1134 error if --copy-dt-needed-entries aka --add-needed is used and
1135 would cause a change in behaviour.
1138 * options.h (class General_options): Add -G as a short version of
1139 --shared. Add no-op options -assert, -g, and -i.
1141 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1143 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1144 check for .text or .gnu.linkonce.t sections.
1145 * icf.cc (Icf::find_identical_sections): Ditto.
1146 Change the detection for mangled function name within the section
1148 * icf.h (is_section_foldable_candidate): New function.
1150 2009-12-30 Ian Lance Taylor <iant@google.com>
1153 * options.h (class General_options): Permit two dashes with
1154 --retain-symbols-file.
1156 2009-12-30 Ian Lance Taylor <iant@google.com>
1159 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1160 don't put the file header and segment headers in the text
1164 * common.cc (Sort_commons::operator()): Stabilize sort when both
1166 (Symbol_table::do_allocate_commons_list): When allocating common
1167 symbols, skip a symbol which is no longer common.
1168 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1169 an object before checking its type.
1170 * testsuite/common_test_2.c: New file.
1171 * testsuite/common_test_3.c: New file.
1172 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1173 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1174 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1175 (common_test_2_pic.o, common_test_2.so): New targets.
1176 (common_test_3_pic.o, common_test_3.so): New targets.
1177 * testsuite/Makefile.in: Rebuild.
1180 * script.cc (read_input_script): If we see a new SECTIONS clause,
1181 and we have added an input section, give an error.
1182 * layout.h (class Layout): Add have_added_input_section function.
1183 Add have_added_input_section_ field.
1184 * layout.cc (Layout::Layout): Initialize
1185 have_added_input_section_.
1186 (Layout::layout): Set have_added_input_section_.
1187 (Layout::layout_eh_frame): Likewise.
1189 2009-12-30 Ian Lance Taylor <iant@google.com>
1192 * options.h (class General_options): Add --sort-common option.
1193 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1194 * common.cc (Sort_common): Add sort_order parameter to
1195 constructor. Add sort_order_ field.
1196 (Sort_commons::operator): Check sort_order_.
1197 (Symbol_table::allocate_commons): Determine the sort order.
1198 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1200 (Symbol_table::do_allocate_commons_list): Likewise.
1202 2009-12-30 Ian Lance Taylor <iant@google.com>
1205 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1206 symbols from this object, don't change the visibility of an
1208 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1210 2009-12-30 Ian Lance Taylor <iant@google.com>
1213 * script.h (class Version_script_info): Define Language enum.
1214 Update declarations. Define Glob, Exact, and Lookup types. Add
1215 new fields globals_, locals_, and is_finalized_.
1216 * script.cc: Various formatting fixes.
1217 (class Parser_closure): Change language_stack_ from a vector of
1218 std::string to one of Version_script_info::Language. Adjust all
1220 (class Lazy_demangler): Remove.
1221 (struct Version_expression): Change language from std::string to
1222 Version_script_info::Language.
1223 (Version_script_info::Version_script_info): New function.
1224 (Version_script_info::~Version_script_info): Don't call clear.
1225 (Version_script_info::finalize): New function.
1226 (Version_script_info::build_lookup_tables): New function.
1227 (Version_script_info::build_expression_list_lookup): New
1229 (Version_script_info::get_symbol_version_helper): Rewrite to use
1231 (Version_script_info::print_expression_list): Adjust to use
1232 Version_script_info::Language.
1233 (script_push_lex_into_version_mode): Check that the version script
1234 has not been finalized.
1235 (version_script_push_lang): Change language string to
1236 Version_script_info::Language.
1237 * options.cc (Command_line::version_script): New function.
1238 * options.h (class General_options): Add finalize_dynamic_list
1239 function. Change version_script from declaration to definition.
1240 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1241 * testsuite/version_script.map: Remove duplicate def of foo.
1242 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1244 * testsuite/Makefile.in: Rebuild.
1246 2009-12-30 Ian Lance Taylor <iant@google.com>
1249 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1250 if the input symbol index is 0, make the output symbol index 0.
1252 2009-12-30 Ian Lance Taylor <iant@google.com>
1255 * options.h (class General_options): Add -x/--discard-all.
1256 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1257 --discard-all. If the local symbol needs a dynamic entry, check
1258 that before handling --discard-locals.
1260 2009-12-30 Ian Lance Taylor <iant@google.com>
1263 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1265 (Output_segment::add_output_section): Don't change the flags if
1269 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1270 GNU hash table if they need a dynamic value. Otherwise, don't add
1271 them if they are defined in a dynamic object or are forced local.
1273 2009-12-29 Ian Lance Taylor <iant@google.com>
1276 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1277 .gnu.hash table for a 32-bit target.
1280 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1281 regular and a dynamic object only needs a dynamic symbol table
1282 entry if it is externally visible.
1285 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1286 constructor. Add global_offset_table_ field.
1287 (Target_i386::got_section): Set global_offset_table_.
1288 (Target_i386::do_finalize_sections): Set global_offset_table_
1290 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1291 in constructor. Add global_offset_table_ field.
1292 (Target_x86_64::got_section): Set global_offset_table_.
1293 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1296 * layout.cc (Layout::Layout): Initialize increase_relro_.
1297 (Layout::get_output_section): Add is_relro, is_last_relro, and
1298 is_first_non_relro parameters. Change all callers.
1299 (Layout::choose_output_section): Likewise.
1300 (Layout::add_output_section_data): Likewise.
1301 (Layout::make_output_section): Likewise.
1302 (Layout::set_segment_offsets): Clear increase_relro when using a
1304 * layout.h (class Layout): Add increase_relro method. Add
1305 increase_relro_ field. Update declarations.
1306 * output.cc (Output_section::Output_section): Initialize
1307 is_last_relro_ and is_first_non_relro_.
1308 (Output_segment::add_output_section): Group relro sections is
1309 do_sort is true. Handle is_last_relro and is_first_non_relro.
1310 (Output_segment::maximum_alignment): Remove relro handling.
1311 (Output_segment::set_section_addresses): Add increase_relro
1312 parameter. Change all callers. Add initial alignment to align
1313 relro sections on separate page. Remove old relro handling.
1314 (Output_segment::set_section_list_addresses): Remove in_relro
1315 parameter. Change all callers.
1316 (Output_segment::set_offset): Add increase parameter. Change all
1317 callers. Remove old relro handling.
1318 * output.h (class Output_section): Add new methods: is_last_relro,
1319 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1320 Add is_last_relro_ and is_first_non_relro_ fields.
1321 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1322 Create separate .got.plt section. Call increase_relro.
1323 * x86_64.cc (Target_x86_64::got_section): Likewise.
1324 * testsuite/relro_script_test.t: Add .got.plt.
1327 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1328 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1329 (Layout::finalize): Call set_dynamic_symbol_size.
1330 (Layout::set_dynamic_symbol_size): New function.
1331 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1332 set_dynamic_symbol_size.
1335 * output.h (class Output_section): Add is_entsize_zero_ field.
1336 * output.cc (Output_section::Output_section): Initialize
1338 (Output_section::set_entsize): If two different entsizes are
1339 requested, force it to zero.
1340 (Output_section::add_input_section): Set flags for .debug_str
1341 before updating section flags. Set entsize.
1342 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1343 and SHF_STRING if all input sections have those flags.
1345 2009-12-29 Rafael Espindola <espindola@google.com>
1347 * main.cc (main): Fix the sys time reporting.
1348 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1351 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1353 * options.cc (General_options::parse_version): Allow -v to exit
1354 without an error if there is nothing to link.
1356 2009-12-29 Ian Lance Taylor <iant@google.com>
1358 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1359 using a version of gcc before 4.1.
1360 * configure: Rebuild.
1362 2009-12-28 Chris Demetriou <cgd@google.com>
1364 * attributes.cc (Output_attributes_section_data::do_write): Use
1365 std::vector::front rather than std::vector::data.
1367 2009-12-28 Ian Lance Taylor <iant@google.com>
1369 * symtab.h (class Symbol_table): Add enum Defined.
1370 * resolve.cc (Symbol_table::should_override): Add defined
1371 parameter. Change all callers. Test whether object is NULL
1372 before calling a method on it.
1373 (Symbol_table::report_resolve_problem): Add defined parameter.
1375 (Symbol_table::should_override_with_special): Likewise.
1376 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1377 parameter. Change all callers.
1378 (Symbol_table::do_define_in_output_data): Likewise.
1379 (Symbol_table::define_in_output_segment): Likewise.
1380 (Symbol_table::do_define_in_output_segment): Likewise.
1381 (Symbol_table::define_as_constant): Likewise.
1382 (Symbol_table::do_define_as_constant): Likewise.
1383 * script.h (class Symbol_assignment): Add is_defsym parameter to
1384 constructor; change all callers.
1385 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1386 parameter. Change all callers. Add is_defsym_ field.
1387 (class Parser_closure): Add parsing_defsym parameter to
1388 constructor; change all callers. Add parsing_defsym accessor
1389 function. Add parsing_defsym_ field.
1391 2009-12-28 Ian Lance Taylor <iant@google.com>
1393 * gold.cc (queue_middle_tasks): Fix formatting.
1394 * object.cc (Relobj::is_section_name_included): Likewise.
1396 2009-12-23 Ian Lance Taylor <iant@google.com>
1398 * i386.cc (Target_i386::do_calls_non_split): Recognize
1399 -fsplit-stack prologue for a function with a static chain.
1400 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1401 -fsplit-stack prologue when using %r11.
1403 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1405 * options.cc (General_options::parse_version): Make -v continue and do
1406 the link like GNU ld does.
1408 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1410 * Makefile.am (CCFILES): Add timer.cc.
1411 (HFILES): Add timer.h.
1412 * configure.ac: Check for sysconf and times.
1413 * main.cc: include timer.h.
1414 (main): Use Timer instead of get_run_time.
1417 * workqueue.cc: include timer.h.
1418 (Workqueue::find_and_run_task):
1419 Report user, sys and wall time.
1420 * Makefile.in: Regenerate.
1421 * config.in: Regenerate.
1422 * configure: Regenerate.
1424 2009-12-16 Doug Kwan <dougkwan@google.com>
1426 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1428 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1429 relaxed input sections.
1430 * output.cc (Output_section::find_relaxed_input_section): Change
1431 return type to Output_relaxed_input_section pointer. Adjust code
1432 for new type of relaxed_input_section_map_.
1433 * output.h (Output_section::find_relaxed_input_section): Change
1434 return type to Output_relaxed_input_section pointer.
1435 (Output_section::Output_relaxed_input_section_by_input_section_map):
1437 (Output_section::relaxed_input_section_map_): Change type to
1438 Output_section::Output_relaxed_input_section_by_input_section_map.
1439 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1442 2009-12-15 Ian Lance Taylor <iant@google.com>
1444 * layout.cc (Layout::create_shstrtab): Only write out after input
1445 sections if we are compressing debug sections.
1447 2009-12-15 Ian Lance Taylor <iant@google.com>
1449 * archive.cc (Archive::add_symbols): Only look up a symbol without
1450 a version if there is, in fact, a version.
1452 2009-12-14 Ian Lance Taylor <iant@google.com>
1454 Revert -Wshadow changes, all changes from:
1455 2009-12-11 Doug Kwan <dougkwan@google.com>
1456 2009-12-11 Nick Clifton <nickc@redhat.com>
1457 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1459 2009-12-11 Doug Kwan <dougkwan@google.com>
1461 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1463 * attributes.cc (Object_attribute::size): Ditto.
1464 (Attributes_section_data::size): Ditto.
1465 (Attributes_section_data::Attributes_section_data): Ditto.
1466 (Output_attributes_section_data::do_write): Ditto.
1467 * attributes.h (Object_attribute::set_type): Ditto.
1468 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1470 2009-12-11 Nick Clifton <nickc@redhat.com>
1472 * archive.cc: Fix shadowed variable warnings.
1474 * compressed_output.cc: Likewise.
1475 * compressed_output.h: Likewise.
1476 * configure: Likewise.
1477 * dwarf_reader.cc: Likewise.
1478 * dynobj.cc: Likewise.
1479 * dynobj.h: Likewise.
1480 * ehframe.cc: Likewise.
1481 * ehframe.h: Likewise.
1482 * errors.cc: Likewise.
1483 * expression.cc: Likewise.
1484 * fileread.cc: Likewise.
1485 * fileread.h: Likewise.
1486 * freebsd.h: Likewise.
1487 * i386.cc: Likewise.
1489 * incremental.h: Likewise.
1490 * layout.cc: Likewise.
1491 * layout.h: Likewise.
1492 * mapfile.cc: Likewise.
1493 * merge.cc: Likewise.
1494 * merge.h: Likewise.
1495 * object.cc: Likewise.
1496 * object.h: Likewise.
1497 * options.h: Likewise.
1498 * output.cc: Likewise.
1499 * output.h: Likewise.
1500 * parameters.cc: Likewise.
1501 * plugin.cc: Likewise.
1502 * powerpc.cc: Likewise.
1503 * reduced_debug_output.cc: Likewise.
1504 * reduced_debug_output.h: Likewise.
1505 * reloc.cc: Likewise.
1506 * reloc.h: Likewise.
1507 * resolve.cc: Likewise.
1508 * script-sections.cc: Likewise.
1509 * script.cc: Likewise.
1510 * script.h: Likewise.
1511 * sparc.cc: Likewise.
1512 * symtab.cc: Likewise.
1513 * symtab.h: Likewise.
1514 * target-select.cc: Likewise.
1515 * target-select.h: Likewise.
1516 * token.h: Likewise.
1517 * workqueue.cc: Likewise.
1518 * workqueue.h: Likewise.
1519 * x86_64.cc: Likewise.
1521 2009-12-10 Doug Kwan <dougkwan@google.com>
1523 * arm.cc (attributes.h): New include.
1524 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1525 (Arm_relobj::~Arm_relobj): Delete object pointed by
1526 attributes_section_data_.
1527 (Arm_relobj::attributes_section_data): New method definition.
1528 (Arm_relobj::attributes_section_data_): New data member declaration.
1529 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1530 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1531 attributes_section_data_.
1532 (Arm_dynobj::attributes_section_data): New method definition.
1533 (Arm_dynobj::attributes_section_data_): New data member declaration.
1534 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1535 initialization value of may_use_blx_ to false.
1536 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1537 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1538 object attributes to compute results instead of hard-coding.
1539 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1540 Target_arm::get_secondary_compatible_arch,
1541 Target_arm::set_secondary_compatible_arch
1542 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1543 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1544 New method declarations.
1545 (Target_arm::get_aeabi_object_attribute): New method definition.
1546 (Target_arm::attributes_section_data_): New data member declaration.
1547 (read_arm_attributes_section): New template definition.
1548 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1549 (Arm_dynobj::do_read_symbols): Ditto.
1550 (Target_arm::do_finalize_sections): Merge attributes sections from
1551 input. Check for BLX use after attributes section merging.
1552 Fix __exidx_start and __exidx_end visibility. Create an
1553 .ARM.attributes section if necessary.
1554 (Target_arm::get_secondary_compatible_arch,
1555 Target_arm::set_secondary_compatible_arch,
1556 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1557 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1558 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1559 New method definitions.
1561 2009-12-09 Ian Lance Taylor <iant@google.com>
1563 * plugin.cc (Plugin::load): Don't cast from void* to a function
1566 2009-12-09 Ian Lance Taylor <iant@google.com>
1568 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1571 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1573 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1574 Replace two_file_shared_1.so with two_file_shared_2.so.
1575 * testsuite/Makefile.in: Regenerated.
1577 2009-12-08 Doug Kwan <dougkwan@google.com>
1579 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1580 (HFILES): Add attributes.h and int_encoding.h.
1581 * Makefile.in: Regenerate.
1582 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1583 function definitions to int_encoding.cc
1584 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1585 prototypes to int_encoding.h
1586 * reduced_debug_output.cc (int_encoding.h): New include.
1587 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1588 function definitions to int_encoding.cc
1589 (insert_into_vector, read_from_pointer): Move template definitions to
1591 * attributes.cc: New file.
1592 * attributes.h: New file.
1593 * int_encoding.cc: New file.
1594 * int_encoding.h: New file.
1596 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1599 * incremental-dump.cc (dump_incremental_inputs): New.
1600 (main): Use dump_incremental_inputs.
1602 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1605 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1606 checking elfcpp::STT_FUNC.
1607 (Target_i386::Relocate::relocate): Likewise.
1608 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1610 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1611 symbols from shared libraries into normal FUNC symbols.
1613 * symtab.h (Symbol): Add is_func and use it.
1615 2009-12-05 Doug Kwan <dougkwan@google.com>
1617 * arm.cc (Target_arm::arm_info): Initialize new fields
1618 attributes_section and attributes_vendor.
1619 * i386.cc (Target_i386::i386_info): Same.
1620 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1621 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1622 fields attributes_section and attributes_vendor.
1623 * sparc.cc (Target_sparc::sparc_info): Same.
1624 * target.h (Target::attributes_section, Target::attributes_vendor,
1625 Target::is_attributes_section, Target::attribute_arg_type,
1626 Target::attributes_order): New method definitions.
1627 (Target::Target_info::attributes_section,
1628 Target::Target_info::attributes_vendor): New fields.
1629 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1630 virtual method definitions.
1631 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1632 attributes_section and attributes_vendor.
1633 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1635 2009-12-05 Doug Kwan <dougkwan@google.com>
1637 * arm.cc: Update comments about interworking and stub generation.
1638 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1639 considered as non-PIC.
1640 (Arm_relocate_functions::base_abs): Fix formatting.
1641 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1642 of function to use GOT entry address instead of offset.
1643 (Target_arm::Scan::global): Issue an error if a symbol would need a
1644 PLT does not get one because it is untyped. Remove code to create
1645 dynamic symbols for relative branches.
1646 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1647 takes unsigned integer instead of boolean.
1649 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1651 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1652 (two_file_test_LDADD): Likewise.
1653 (common_test_1_LDADD): Likewise.
1654 (exception_test_LDADD) Likewise.
1655 (weak_test_LDADD): Likewise.
1656 (many_sections_test_LDADD): Likewise.
1657 (initpri1_LDADD): Likewise.
1658 (script_test_1_LDADD): Likewise.
1659 (script_test_2_LDADD): Likewise.
1660 (justsyms_LDADD): Likewise.
1661 (binary_test_LDADD): Likewise.
1662 (large_LDADD): Likewise.
1663 * testsuite/Makefile.in: Regenerated.
1665 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1667 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1668 (Symbol_table::override_with_special): Likewise.
1669 (Symbol_table::add_from_object): Likewise.
1671 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1673 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1674 Don't set the data_offset twice.
1676 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1678 * testsuite/Makefile.in: Regenerate.
1680 2009-12-03 Doug Kwan <dougkwan@google.com>
1682 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1683 (Target_arm::do_finalize_sections): Add parameter for symbol table
1684 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1685 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1686 parameter for symbol table pointer.
1687 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1688 an additional parameter for a pointer to symbol table.
1689 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1690 parameter for a symbol table pointer.
1691 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1692 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1694 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1695 parameter for a symbol table pointer.
1697 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1699 * incremental.cc (Incremental_inputs_header)
1700 (Incremental_inputs_header_write, Incremental_inputs_entry)
1701 (Incremental_inputs_entry_write): Move ...
1702 * incremental.h (Incremental_inputs_header)
1703 (Incremental_inputs_header_write, Incremental_inputs_entry)
1704 (Incremental_inputs_entry_write): here.
1706 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1708 * incremental.cc (make_sized_incremental_binary): Set the target.
1709 Error if it is incompatible.
1710 * output.h (Output_file): Add filename method.
1712 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1714 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1715 from the get_* methods.
1717 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1719 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1720 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1721 Write 0 for the data_offset of scripts.
1723 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1725 * testsuite/Makefile.am: Add the incremental_test.sh test.
1726 * testsuite/incremental_test.sh: New.
1727 * testsuite/incremental_test_1.c: New.
1728 * testsuite/incremental_test_2.c: New.
1730 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1732 * incremental-dump.cc (main): Fix typos.
1734 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1737 * incremental-dump.cc (main): Use llu to print 64 bit values.
1739 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1740 H.J. Lu <hongjiu.lu@intel.com>
1742 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1744 (incremental_dump_LDADD): Likewise.
1745 * Makefile.in: Regenerated.
1747 2009-11-25 Doug Kwan <dougkwan@google.com>
1751 2009-11-25 Doug Kwan <dougkwan@google.com>
1753 * arm.cc (Target_arm::Target_arm): Move method definition
1754 outside of class definition. Add code to handle
1755 --target1-rel, --target1-abs and --target2= options.
1756 (Target_arm::get_reloc_reloc_type): Change method to be
1757 non-static and const.
1758 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1759 New data member declaration.
1760 (Target_arm::Scan::local, Target_arm::Scan::global,
1761 Target_arm::Relocate::relocate,
1762 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1763 Adjust call to Target_arm::get_real_reloc_type.
1764 (Target_arm::get_real_reloc_type): Use command line options
1765 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1766 * options.h (--target1-rel, --target1-abs, --target2): New
1769 2009-11-25 Doug Kwan <dougkwan@google.com>
1771 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1772 class definition. Add code to handle --target1-rel, --target1-abs
1773 and --target2= options.
1774 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1776 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1778 (Target_arm::Scan::local, Target_arm::Scan::global,
1779 Target_arm::Relocate::relocate,
1780 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1781 call to Target_arm::get_real_reloc_type.
1782 (Target_arm::get_real_reloc_type): Use command line options to
1783 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1784 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1787 2009-11-25 Doug Kwan <dougkwan@google.com>
1789 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1790 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1791 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1793 (Arm_relocate_functions::thm_call): Replace body with a call to
1794 Arm_relocate_functions::thumb_branch_common.
1795 (Arm_relocate_functions::thm_jump24,
1796 Arm_relocate_functions::thm_xpc22): New method definitions.
1797 (Arm_relocate_functions::thumb_branch_common): New method definition.
1798 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1800 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1801 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1803 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1805 * Makefile.am: Build incremental-dump
1806 * Makefile.in: Regenerate.
1807 * incremental-dump.cc: New.
1808 * incremental.cc (Incremental_inputs_header_data,
1809 Incremental_inputs_entry_data): Move to incremental.h
1810 * incremental.h: (Incremental_inputs_header_data,
1811 Incremental_inputs_entry_data): Move from incremental.cc
1813 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1815 * incremental.cc (Incremental_inputs_header,
1816 Incremental_inputs_header_write, Incremental_inputs_entry,
1817 Incremental_inputs_entry_write): Add a typedef with the data type.
1819 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1821 * incremental.cc (Incremental_inputs_header,
1822 Incremental_inputs_header_write, Incremental_inputs_entry,
1823 Incremental_inputs_entry_write): Update comment about which
1824 type has the filed descriptions.
1826 2009-11-15 Doug Kwan <dougkwan@google.com>
1828 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1829 (Arm_relocate_functions::arm_branch_common): Change method defintion
1830 in class definition to a method declaration and update list of formal
1832 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1833 Arm_relocation_functions::jump24): Adjust call to
1834 Arm_relocate_functions::arm_branch_common. Update list of formal
1836 (Arm_relocate_functions::xpc25): New method definition.
1837 (Arm_relocate_functions::arm_branch_common): Move method defintion
1838 out from class definition. Use stubs for mode-switching and extending
1840 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1841 specially. Change code to enable use of stubs in ARM branches.
1843 2009-11-10 Doug Kwan <dougkwan@google.com>
1845 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1846 in method declaration.
1847 (Target_arm::relocate_stub): New method declaration.
1848 (Target_arm::default_target): Change to return a pointer instead of
1850 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1851 Target_arm::default_target.
1852 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1854 (Target_arm::relocate_section): Adjust view.
1855 (Target_arm::relocate_stub): New method definition.
1857 2009-11-10 Doug Kwan <dougkwan@google.com>
1859 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1861 * incremental.cc (open_incremental_binary): Initialized local
1862 variables to avoid warnings.
1863 * object.cc (make_elf_object): Ditto.
1864 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1867 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1870 * testsuite/plugin_test.c: Include "config.h".
1872 2009-11-09 Doug Kwan <dougkwan@google.com>
1874 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1875 (arm_symbol_value): Remove.
1876 (Arm_relocate_functions::arm_branch_common,
1877 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1878 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1879 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1880 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1881 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1882 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1883 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1884 Arm_relocate_functions::thm_mobw_abs_nc,
1885 Arm_relocate_functions::thm_mov_abs,
1886 Arm_relocate_functions::movw_prel_nc,
1887 Arm_relocate_functions::thm_movt_abs,
1888 Arm_relocate_functions::movt_prel,
1889 Arm_relocate_functions::thm_movw_prel_nc,
1890 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1891 (Target_arm::Relocate::relocate): Only decompose address into two
1892 parts if relocation type uses the thumb-bit and pass the actual
1893 bit instead of a flag indicating that the thumb-bit is used. Adjust
1894 calls to methods in Arm_relocate_functions for this change.
1896 2009-11-08 Ian Lance Taylor <iant@google.com>
1899 * reloc.cc: Instantiate
1900 Sized_relobj::initialize_input_to_output_maps and
1901 Sized_relobj:free_input_to_output_maps.
1903 2009-11-06 Ian Lance Taylor <iant@google.com>
1906 * defstd.cc (in_segment): Set only_if_ref true for "end".
1908 2009-11-06 Doug Kwan <dougkwan@google.com>
1910 * arm.cc (class Reloc_stub): Correct a comment.
1911 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1912 (Target_arm::scan_section_for_stubs): New method declaration.
1913 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1914 Change methods from private to protected.
1915 (Target_arm::do_may_relax): New method definition.
1916 (Target_arm::do_relax, Target_arm::group_sections,
1917 Target_arm::scan_reloc_for_stub,
1918 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1919 (Target_arm::arm_input_section_map_): New data member declaration.
1920 (Target_arm::scan_reloc_for_stub,
1921 Target_arm::scan_reloc_section_for_stubs,
1922 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1923 Target_arm::do_relax): New method definitions.
1925 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1927 * configure.ac: Check for (struct stat)::st_mtim
1928 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1929 * config.in: Regenerate.
1930 * configure: Regenerate.
1932 2009-11-05 Ian Lance Taylor <iant@google.com>
1935 * output.cc (Output_segment::add_output_section): Add missing
1938 2009-11-04 Ian Lance Taylor <iant@google.com>
1941 * object.h (class Object): Add is_needed and set_is_needed
1942 methods. Add is_needed_ field. Make bool fields into bitfields.
1943 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1944 defined in a dynamic object and referenced by a regular object,
1945 set is_needed for the dynamic object.
1946 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1947 if the file is marked with as_needed and it is not needed.
1949 2009-11-04 Ian Lance Taylor <iant@google.com>
1952 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1953 tags if data is discarded by linker script.
1954 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1955 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1956 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1957 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1959 2009-11-04 Ian Lance Taylor <iant@google.com>
1961 * layout.cc (Layout::get_output_section): Add is_interp and
1962 is_dynamic_linker_section parameters. Change all callers.
1963 (Layout::choose_output_section): Likewise.
1964 (Layout::make_output_section): Likewise.
1965 (Layout::add_output_section_data): Add is_dynamic_linker_section
1966 parameter. Change all callers.
1967 * layout.h (class Layout): Update declarations.
1968 * output.h (class Output_section): Add is_interp, set_is_interp,
1969 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1970 Add is_interp_, is_dynamic_linker_section_ fields. Change
1971 generate_code_fills_at_write_ to a bitfield.
1972 * output.cc (Output_section::Output_sections): Initialize new
1974 (Output_segment::add_output_section): Add do_sort parameter.
1977 2009-11-03 Ian Lance Taylor <iant@google.com>
1980 * options.h (class General_options): Add --warn-common.
1981 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1982 merging two common symbols.
1983 (Symbol_table::should_override): Handle --warn-common when merging
1984 a common symbol with a defined symbol. Use report_resolve_problem
1985 for multiple definitions.
1986 (Symbol_table::report_resolve_problem): New function.
1987 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1989 2009-11-03 Doug Kwan <dougkwan@google.com>
1991 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1993 (Target_arm::stub_factory): New method definition.
1994 (Target_arm::new_arm_input_section,
1995 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1996 Target_arm::reloc_uses_thumb_bit): New method declarations.
1997 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1998 New type definitions.
1999 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2000 member declarations.
2001 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2002 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2003 New method definitions.
2005 2009-11-03 Ian Lance Taylor <iant@google.com>
2007 * options.h (class General_options): Add --warn_constructors.
2009 2009-11-03 Ian Lance Taylor <iant@google.com>
2012 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2013 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2015 2009-11-03 Ian Lance Taylor <iant@google.com>
2018 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2019 --msgid-bugs-address.
2020 (install-pdf): New target.
2021 (install-data_yes): Look up one directory to find mkinstalldirs.
2023 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2025 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2028 2009-10-30 Doug Kwan <dougkwan@google.com>
2030 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2032 2009-10-30 Doug Kwan <dougkwan@google.com>
2034 * arm.cc (Stub_addend_reader): New struct template definition
2035 and partial specializations.
2036 (Stub_addend_reader::operator()): New method definition for a
2037 partially specialized template.
2039 2009-10-30 Doug Kwan <dougkwan@google.com>
2041 * arm.cc (Arm_relobj::processor_specific_flags): New method
2043 (Arm_relobj::do_read_symbols): New method declaration.
2044 (Arm_relobj::processor_specific_flags_): New data member declaration.
2045 (Arm_dynobj): New class definition.
2046 (Target_arm::do_finalize_sections): Add input_objects parameter.
2047 (Target_arm::do_adjust_elf_header): New method declaration.
2048 (Target_arm::are_eabi_versions_compatible,
2049 (Target_arm::merge_processor_specific_flags): New method declaration.
2050 (Target_arm::do_make_elf_object): New overloaded method definitions
2052 (Arm_relobj::do_read_symbols): New method definition.
2053 (Arm_dynobj::do_read_symbols): Ditto.
2054 (Target_arm::do_finalize_sections): Add input_objects parameters.
2055 Merge processor-specific flags from all input objects.
2056 (Target_arm::are_eabi_versions_compatible,
2057 Target_arm::merge_processor_specific_flags,
2058 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2059 New method definitions.
2060 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2061 Input_objects pointer type parameter.
2062 * layout.cc (Layout::finalize): Pass input objects to target's.
2063 finalize_sections function.
2064 * output.cc (Output_file_header::do_sized_write): Set ELF file
2065 header's processor-specific flags.
2066 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2067 Input_objects pointer type parameter.
2068 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2069 * target.h (Input_objects): New forward class declaration.
2070 (Target::processor_specific_flags,
2071 Target::are_processor_specific_flags_sect): New method definitions.
2072 (Target::finalize_sections): Add input_objects parameter.
2073 (Target::Target): Initialize processor_specific_flags_ and
2074 are_processor_specific_flags_set_.
2075 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2077 (Target::set_processor_specific_flags): New method definition.
2078 (Target::processor_specific_flags_,
2079 Target::are_processor_specific_flags_set_): New data member
2081 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2082 Input_objects pointer type parameter.
2084 2009-10-30 Doug Kwan <dougkwan@google.com>
2086 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2088 2009-10-28 Ian Lance Taylor <iant@google.com>
2090 * object.h (class Relobj): Drop options parameter from
2091 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2092 do_scan_relocs, do_relocate. Change all callers.
2093 (class Sized_relobj): Drop options parameters from
2094 do_gc_process_relocs, do_scan_relocs, do_relocate,
2095 do_relocate_sections, relocate_sections, emit_relocs_scan,
2096 emit_relocs_scan_reltype. Change all callers.
2097 (struct Relocate_info): Remove options field and all references to
2099 * reloc.h (class Read_relocs): Remove options constructor
2100 parameter and options_ field. Change all callers.
2101 (class Gc_process_relocs, class Scan_relocs): Likewise.
2102 (class Relocate_task): Likewise.
2103 * target-reloc.h (scan_relocs): Remove options parameter. Change
2105 (scan_relocatable_relocs): Likewise.
2106 * target.h (class Sized_target): Remove options parameter from
2107 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2109 * gc.h (gc_process_relocs): Remove options parameter. Change all
2111 * arm.cc: Update functions to remove options parameters.
2112 * i386.cc: Likewise.
2113 * powerpc.cc: Likewise.
2114 * sparc.cc: Likewise.
2115 * x86_64.cc: Likewise.
2116 * testsuite/testfile.cc: Likewise.
2118 2009-10-28 Doug Kwan <dougkwan@google.com>
2120 * arm.cc (Arm_relobj): New class definition.
2121 (Arm_relobj::scan_sections_for_stubs,
2122 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2123 New method definitions.
2125 2009-10-28 Cary Coutant <ccoutant@google.com>
2127 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2128 (Plugin::cleanup_done_): New member.
2129 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2130 (Plugin_manager::cleanup_done_): Remove.
2131 (Plugin_manager::add_input_file): Edit error message.
2132 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2133 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2135 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2137 * fileread.cc: (File_read::View::~View): Use the new
2138 data_ownership_ filed.
2139 (File_read::~File_read): Dispose the new whole_file_view_.
2140 (File_read::open): Mmap the whole file if needed.
2141 (File_read::open): Use whole_file_view_ instead of contents_.
2142 (File_read::find_view): Use whole_file_view_ if applicable.
2143 (File_read::do_read): Use whole_file_view_ instead of contents_.
2144 (File_read::make_view): Use whole_file_view_ instead of contents_,
2145 update File_read::View::View call.
2146 (File_read::find_or_make_view): Update File_read::View::View
2148 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2150 (File_read::View::Data_ownership): New enum.
2151 (File_read::View::View): Replace bool mapped_ with Data_ownership
2153 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2154 (File_read::View::data_ownership_): New field.
2155 (File_read::contents_): Remove (replaced by whole_file_view_).
2156 (File_read::whole_file_view_): New field.
2157 * options.h (class General_options): Add --keep-files-mapped.
2159 2009-10-27 Cary Coutant <ccoutant@google.com>
2161 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2162 * testsuite/Makefile.am (plugin_test_5): New test case.
2163 * testsuite/Makefile.in: Regenerate.
2165 2009-10-25 Doug Kwan <dougkwan@google.com>
2167 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2168 from private to protected to allow access by child class.
2169 (Sized_relobj::do_relocate_sections): New method declaration.
2170 (Sized_relobj::relocate_sections): Virtualize.
2171 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2172 Sized_relobj::relocate_sections. Instantiate template explicitly
2173 for different target sizes and endianity.
2175 2009-10-24 Doug Kwan <dougkwan@google.com>
2177 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2178 (Arm_input_section::as_arm_input_section): New method.
2179 (Arm_output_section): New class definition.
2180 (Arm_output_section::create_stub_group,
2181 Arm_output_section::group_sections): New method definitions.
2183 2009-10-22 Doug Kwan <dougkwan@google.com>
2185 * arm.cc (Arm_input_section): New class definition.
2186 (Arm_input_section::init, Arm_input_section:do_write,
2187 Arm_input_section::set_final_data_size,
2188 Arm_input_section::do_reset_address_and_file_offset): New method
2191 2009-10-21 Doug Kwan <dougkwan@google.com>
2193 * arm.cc (Stub_table, Arm_input_section): New forward class
2195 (Stub_table): New class defintion.
2196 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2197 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2198 New method definition.
2200 2009-10-21 Doug Kwan <dougkwan@google.com>
2202 * arm.cc: Update copyright comments.
2203 (Target_arm): New forward class template declaration.
2204 (Arm_address): New type.
2205 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2206 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2207 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2209 (Insn_template): Same.
2210 (DEF_STUBS): New macro.
2211 (Stub_type): New enum type.
2212 (Stub_template): New class definition.
2215 (Stub_factory): Same.
2216 (Target_arm::Target_arm): Initialize may_use_blx_ and
2217 should_force_pic_veneer_.
2218 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2219 Target_arm::should_force_pic_veneer,
2220 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2221 Target_arm::using_thumb_only, Target_arm:;default_target): New
2223 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2224 New data member declarations.
2225 (Insn_template::size, Insn_template::alignment): New method defintions.
2226 (Stub_template::Stub_template): New method definition.
2227 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2228 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2229 (Stub_factory::Stub_factory): New method definition.
2230 * gold.h (string_hash): New template.
2231 * output.h (Input_section_specifier::hash_value): Use
2233 (Input_section_specifier::string_hash): Remove.
2234 * stringpool.cc (Stringpool_template::string_hash): Use
2237 2009-10-20 Doug Kwan <dougkwan@google.com>
2239 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2240 symbols of relaxed input sections.
2241 * output.h (Output_section::find_relaxed_input_section): Make
2244 2009-10-16 Doug Kwan <dougkwan@google.com>
2246 * dynobj.cc (Versions::Versions): Initialize version_script_.
2247 Only insert base version symbol definition for a shared object
2248 if version script defines any version versions.
2249 (Versions::define_base_version): New method definition.
2250 (Versions::add_def): Check that base version is not needed.
2251 (Versions::add_need): Define base version lazily.
2252 * dynobj.h (Versions::define_base_version): New method declaration.
2253 (Versions::needs_base_version_): New data member declaration.
2254 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2255 (check_DATA): Add no_version_test.stdout.
2256 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2258 * testsuite/Makefile.in: Regenerate.
2259 * testsuite/no_version_test.c: New file.
2260 * testsuite/no_version_test.sh: Ditto.
2262 2009-10-16 Doug Kwan <dougkwan@google.com>
2264 * expression.cc (class Segment_start_expression): New class definition.
2265 (Segment_start_expression::value): New method definition.
2266 (script_exp_function_segment_start): Return a new
2267 Segment_start_expression.
2268 * gold/script-c.h (script_saw_segment_start_expression): New function
2270 * script-sections.cc (Script_sections::Script_sections): Initialize
2271 SAW_SEGMENT_START_EXPRESSION_ to false.
2272 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2273 and -Tbbs options to specify section addresses if given in
2274 command line and no SEGMENT_START expression is seen in a script.
2275 * script-sections.h (Script_sections::saw_segment_start_expression,
2276 Script_sections::set_saw_segment_start_expression): New method
2278 (Script_sections::saw_segment_start_expression_): New data member
2280 * script.cc (script_saw_segment_start_expression): New function.
2281 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2282 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2283 script_test_7.sh and script_test_8.sh.
2284 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2285 script_test_8.stdout.
2286 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2287 (script_test_6, script_test_6.stdout, script_test_7,
2288 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2289 * Makefile.in: Regenerate.
2290 * testsuite/script_test_6.sh: New file.
2291 * testsuite/script_test_6.t: Same.
2292 * testsuite/script_test_7.sh: Same.
2293 * testsuite/script_test_7.t: Same.
2294 * testsuite/script_test_8.sh: Same.
2296 2009-10-16 Doug Kwan <dougkwan@google.com>
2298 * output.cc (Output_segment::set_section_list_address): Cast
2299 expressions to unsigned long long type to avoid format warnings.
2301 2009-10-15 Ian Lance Taylor <iant@google.com>
2303 * script.cc (Script_options::add_symbol_assignment): Always add a
2304 dot assignment to script_sections_.
2305 * script-sections.cc (Script_sections::add_dot_assignment):
2306 Initialize if necessary.
2308 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2309 program headers with no load segment if there is a linker script.
2311 * layout.cc (Layout::set_segment_offsets): Align the file offset
2312 to the segment aligment for -N or -n with no load segment.
2313 * output.cc (Output_segment::add_output_section): Don't crash if
2314 the first section is a TLS section.
2315 (Output_segment::set_section_list_addresses): Print an error
2316 message if the address moves backward in a linker script.
2317 * script-sections.cc
2318 (Output_section_element_input::set_section_addresses): Don't
2319 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2320 (Orphan_output_section::set_section_addresses): Likewise.
2322 2009-10-15 Doug Kwan <dougkwan@google.com>
2324 * layout.cc (Layout::finish_dynamic_section): Generate tags
2325 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2326 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2327 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2329 2009-10-14 Ian Lance Taylor <iant@google.com>
2331 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2333 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2334 data_shdr fields of relinfo.
2335 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2336 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2337 R_386_TLS_LDO_32, adjust based on section flags.
2338 (Target_i386::Relocate::fix_up_ldo): Remove.
2340 2009-10-13 Ian Lance Taylor <iant@google.com>
2342 Add support for -pie.
2343 * options.h (class General_options): Add -pie and
2345 (General_options::output_is_position_independent): Test -pie.
2346 (General_options::output_is_executable): Return true if not shared
2347 and not relocatable.
2348 (General_options::output_is_pie): Remove.
2349 * options.cc (General_options::finalize): Reject incompatible uses
2351 * gold.cc (queue_middle_tasks): A -pie link is not static.
2352 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2353 * symtab.cc (Symbol::final_value_is_known): Return false if
2354 output_is_position_independent.
2355 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2356 output_is_position_independent.
2357 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2358 output_is_position_independent.
2359 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2360 output_is_position_independent.
2361 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2363 (basic_pie_test.o, basic_pie_test): New targets.
2364 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2365 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2366 (two_file_pie_test): New target.
2367 * testsuite/Makefile.in: Rebuild.
2368 * README: Remove note saying that -pie is not supported.
2370 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2372 * options.h (class General_options): Add -init and -fini.
2373 * layout.cc (Layout::finish_dynamic_section): Emit
2374 given init and fini functions.
2376 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2378 * gc.h (gc_process_relocs): Check if icf is enabled using new
2380 * gold.cc (queue_initial_tasks): Likewise.
2381 (queue_middle_tasks): Likewise.
2382 * object.cc (do_layout): Likewise.
2383 * symtab.cc (is_section_folded): Likewise.
2384 * main.cc (main): Likewise.
2385 * reloc.cc (Read_relocs::run): Likewise.
2386 (Sized_relobj::do_scan_relocs): Likewise.
2387 * icf.cc (is_function_ctor_or_dtor): New function.
2388 (Icf::find_identical_sections): Check if function is ctor or dtor when
2390 * options.h (General_options::icf): Change option to be an enum.
2391 (Icf_status): New enum.
2392 (icf_enabled): New method.
2393 (icf_safe_folding): New method.
2394 (set_icf_status): New method.
2395 (icf_status_): New variable.
2396 * (options.cc) (General_options::finalize): Set icf_status_.
2397 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2398 icf_test and icf_keep_unique_test to use the --icf enum flag.
2399 * testsuite/icf_safe_test.sh: New file.
2400 * testsuite/icf_safe_test.cc: New file.
2402 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2404 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2405 includes to gc.h and icf.h.
2406 * arm.cc: Include gc.h.
2407 * gold.cc: Likewise.
2408 * i386.cc: Likewise.
2409 * powerpc.cc: Likewise.
2410 * sparc.cc: Likewise.
2411 * x86_64.cc: Likewise.
2412 * gc.h: Include icf.h.
2414 2009-10-11 Ian Lance Taylor <iant@google.com>
2416 * plugin.cc: Include "gold.h" before other header files.
2418 2009-10-10 Chris Demetriou <cgd@google.com>
2420 * options.h (Input_file_argument::Input_file_type): New enum.
2421 (Input_file_argument::is_lib_): Replace with...
2422 (Input_file_argument::type_): New member.
2423 (Input_file_argument::Input_file_argument): Take Input_file_type
2424 'type' rather than boolean 'is_lib' as second argument.
2425 (Input_file_argument::is_lib): Use type_.
2426 (Input_file_argument::is_searched_file): New function.
2427 (Input_file_argument::may_need_search): Handle is_searched_file.
2428 * options.cc (General_options::parse_library): Support -l:filename.
2429 (General_options::parse_just_symbols): Update for Input_file_argument
2431 (Command_line::process): Likewise.
2432 * archive.cc (Archive::get_file_and_offset): Likewise.
2433 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2434 * script.cc (read_script_file, script_add_file): Likewise.
2435 * fileread.cc (Input_file::Input_file): Likewise.
2436 (Input_file::will_search_for): Handle is_searched_file.
2437 (Input_file::open): Likewise.
2438 * readsyms.cc (Read_symbols::get_name): Likewise.
2439 * testsuite/Makefile.am (searched_file_test): New test.
2440 * testsuite/Makefile.in: Regenerate.
2441 * testsuite/searched_file_test.cc: New file.
2442 * testsuite/searched_file_test_lib.cc: New file.
2444 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2445 Ian Lance Taylor <iant@google.com>
2447 * descriptor.cc: Include <cstdio> and "binary-io.h".
2448 (Descriptors::open): Open the files in binary mode always.
2449 * script.cc (Lex::get_token): Treat \r as whitespace.
2451 2009-10-09 Ian Lance Taylor <iant@google.com>
2453 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2455 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2456 Ian Lance Taylor <iant@google.com>
2458 * configure.ac: Check for readv function also.
2459 * fileread.cc (readv): Define if not HAVE_READV.
2460 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2462 * config.in: Regenerate.
2463 * configure: Regenerate.
2465 2009-10-09 Doug Kwan <dougkwan@google.com>
2467 * layout.cc (Layout::make_output_section): Call target hook to make
2468 ordinary output section.
2469 (Layout::finalize): Adjust parameter list of call the
2470 Target::may_relax().
2471 * layout.h (class Layout::section_list): New method.
2472 * merge.h (Output_merge_base::entsize): Change visibility to public.
2473 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2475 (Output_merge_string::do_is_string): New method.
2476 * object.cc (Sized_relobj::do_setup): renamed from
2477 Sized_relobj::set_up.
2478 * object.h (Sized_relobj::adjust_shndx,
2479 Sized_relobj::initializ_input_to_output_maps,
2480 Sized_relobj::free_input_to_output_maps): Change visibilities to
2482 (Sized_relobj::setup): Virtualize.
2483 (Sized_relobj::do_setup): New method declaration.
2484 (Sized_relobj::invalidate_section_offset,
2485 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2486 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2487 * options.cc (parse_int): New function.
2488 * options.h (parse_int): New declaration.
2489 (DEFINE_int): New macro.
2490 (stub_group_size): New option.
2491 * output.cc (Output_section::Output_section): Initialize memebers
2492 merge_section_map_, merge_section_by_properties_map_,
2493 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2494 (Output_section::add_input_section): Handled deferred code-fill
2495 generation and remove an old comment.
2496 (Output_section::add_relaxed_input_section): New method definition.
2497 (Output_section::add_merge_input_section): Use merge section by
2498 properties map to speed to search. Update merge section maps
2500 (Output_section::build_relaxation_map): New method definition.
2501 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2503 (Output_section::relax_input_section): Renamed to
2504 Output_section::convert_input_sections_to_relaxed_sections and change
2505 interface to take a vector of pointers to relaxed sections.
2506 (Output_section::find_merge_section,
2507 Output_section::find_relaxed_input_section): New method definitions.
2508 (Output_section::is_input_address_mapped,
2509 Output_section::output_offset, Output_section::output_address):
2510 Use output section data maps to speed up searching.
2511 (Output_section::find_starting_output_address): Add comments.
2512 (Output_section::do_write,
2513 Output_section::write_to_postprocessing_buffer): Do code-fill
2514 generation as appropriate.
2515 (Output_section::get_input_sections): Invalidate relaxed input section
2517 (Output_section::restore_states): Adjust type of checkpoint .
2518 Invalidate relaxed input section map.
2519 * output.h (Output_merge_base): New class declaration.
2520 (Input_section_specifier): New class defintion.
2521 (class Output_relaxed_input_section) Change base class to
2522 Output_section_data_build.
2523 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2524 base class initializer.
2525 (Output_section::add_relaxed_input_section): New method declaration.
2526 (Output_section::Input_section): Change visibility to protected.
2527 (Output_section::Input_section::relobj,
2528 Output_section::Input_section::shndx): Handle relaxed input sections.
2529 Output_section::input_sections) Change visibility to protected. Also
2530 define overload to return a non-const pointer.
2531 (Output_section::Merge_section_properties): New class defintion.
2532 (Output_section::Merge_section_by_properties_map,
2533 Output_section::Output_section_data_by_input_section_map,
2534 Output_section::Relaxation_map): New types.
2535 (Output_section::relax_input_section): Rename method to
2536 Output_section::convert_input_sections_to_relaxed_sections and change
2537 interface to take a vector of relaxed section pointers.
2538 (Output_section::find_merge_section,
2539 Output_section::find_relaxed_input_section,
2540 Output_section::build_relaxation_map,
2541 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2542 New method declarations.
2543 (Output_section::merge_section_map_
2544 Output_section::merge_section_by_properties_map_,
2545 Output_section::relaxed_input_section_map_,
2546 Output_section::is_relaxed_input_section_map_valid_,
2547 Output_section::generate_code_fills_at_write_): New data members.
2548 * script-sections.cc
2549 (Output_section_element_input::set_section_addresses): Call
2550 current_data_size and addralign methods of relaxed input sections.
2551 (Orphan_output_section::set_section_addresses): Call current_data_size
2552 and addralign methods of relaxed input sections.
2553 * symtab.cc (Symbol_table::compute_final_value): Extract template
2554 from the body of Symbol_table::sized_finalize_symbol.
2555 (Symbol_table::sized_finalized_symbol): Call
2556 Symbol_table::compute_final_value.
2557 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2558 (Symbol_table::compute_final_value): New templated method declaration.
2559 * target.cc (Target::do_make_output_section): New method defintion.
2560 * target.h (Target::make_output_section): New method declaration.
2561 (Target::relax): Add more parameters for input objects, symbol table
2562 and layout. Adjust call to do_relax.
2563 (Target::do_make_output_section): New method declaration.
2564 (Target::do_relax): Add parameters for input objects, symbol table
2567 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2569 * pread.c: Include stdio.h.
2571 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2573 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2576 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2578 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2579 Change read_shndx type to unsigned int.
2580 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2582 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2583 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2584 Change read_shndx type to unsigned int.
2585 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2587 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2588 * layout.cc (Layout::create_symtab_sections): Cast the result of
2589 local_symcount * symsize to off_t in the gold_assert.
2591 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2593 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2594 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2596 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2597 (Arm_relocate_functions::thm_abs5): New function.
2598 (Arm_relocate_functions::abs12): New function.
2599 (Arm_relocate_functions::abs16): New function.
2600 (Arm_relocate_functions::base_abs): New function.
2601 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2602 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2603 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2605 (Scan::global): Likewise.
2606 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2607 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2608 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2609 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2612 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2614 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2615 (Arm_relocate_functions::movt_prel): New function.
2616 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2617 (Arm_relocate_functions::thm_movt_prel): New function.
2618 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2619 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2620 (Scan::global, Relocate::relocate): Likewise.
2621 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2623 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2625 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2626 Incremental_checker.
2627 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2629 (class Incremental_inputs_header): New class.
2630 (Incremental_inputs_header_writer): Edit comment.
2631 (Incremental_inputs_entry): New class.
2632 (Incremental_inputs_entry_writer): Edit comment.
2633 (Sized_incremental_binary::do_find_incremental_inputs_section):
2634 Add *strtab_shndx parameter, fill it.
2635 (Sized_incremental_binary::do_check_inputs): New method.
2636 (Incremental_checker::can_incrementally_link_output_file): Use
2637 Sized_incremental_binary::check_inputs.
2638 (Incremental_inputs::report_command_line): Save command line in
2641 (Incremental_binary::find_incremental_inputs_section): New
2643 (Incremental_binary::do_find_incremental_inputs_section): Add
2644 strtab_shndx parameter.
2645 (Incremental_binary::do_check_inputs): New pure virtual method.
2646 (Sized_incremental_binary::do_check_inputs): Declare.
2647 (Incremental_checker::Incremental_checker): Add incremental_inputs
2648 parameter, use it to initialize incremental_inputs_.
2649 (Incremental_checker::incremental_inputs_): New field.
2650 (Incremental_checker::command_line): New method.
2651 (Incremental_checker::inputs): New method.
2652 (Incremental_checker::command_line_): New field.
2654 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2656 * incremental.cc: Include <cstdarg> and "target-select.h".
2657 (vexplain_no_incremental): New function.
2658 (explain_no_incremental): New function.
2659 (Incremental_binary::error): New method.
2660 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2662 (make_sized_incremental_binary): New function.
2663 (open_incremental_binary): New function.
2664 (can_incrementally_link_file): Add checks if output is ELF and has
2666 * incremental.h: Include "elfcpp_file.h" and "output.h".
2667 (Incremental_binary): New class.
2668 (Sized_incremental_binary): New class.
2669 (open_incremental_binary): Declare.
2670 * object.cc (is_elf_object): Use
2671 elfcpp::Elf_recognizer::is_elf_file.
2672 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2673 * output.h (Output_file::filesize): New method.
2675 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2677 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2679 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2680 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2682 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2684 (Arm_relocate_functions::movw_abs_nc): New function.
2685 (Arm_relocate_functions::movt_abs): New function.
2686 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2687 (Arm_relocate_functions::thm_movt_abs): New function.
2688 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2689 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2690 (Scan::global): Likewise.
2691 (Relocate::relocate): Likewise.
2692 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2694 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2696 * arm.cc (Arm_relocate_functions::got_prel) New function.
2697 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2698 (Relocate::relocate): Likewise.
2699 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2701 2009-10-06 Ian Lance Taylor <iant@google.com>
2703 * options.h (class General_options): Define
2704 split_stack_adjust_size parameter.
2705 * object.h (class Object): Add uses_split_stack_ and
2706 has_no_split_stack_ fields. Add uses_split_stack and
2707 has_no_split_stack accessor functions. Declare
2708 handle_split_stack_section.
2709 (class Reloc_symbol_changes): Define.
2710 (class Sized_relobj): Define Function_offsets. Declare
2711 split_stack_adjust, split_stack_adjust_reltype, and
2713 * object.cc (Object::handle_split_stack_section): New function.
2714 (Sized_relobj::do_layout): Call handle_split_stack_section.
2715 * dynobj.cc (Sized_dynobj::do_layout): Call
2716 handle_split_stack_section.
2717 * reloc.cc (Sized_relobj::relocate_sections): Call
2718 split_stack_adjust for executable sections in split_stack
2719 objects. Pass reloc_map to relocate_section.
2720 (Sized_relobj::split_stack_adjust): New function.
2721 (Sized_relobj::split_stack_adjust_reltype): New function.
2722 (Sized_relobj::find_functions): New function.
2723 * target-reloc.h: Include "object.h".
2724 (relocate_section): Add reloc_symbol_changes parameter. Change
2726 * target.h (class Target): Add calls_non_split method. Declare
2727 do_calls_non_split virtual method. Declare match_view and
2729 * target.cc: Include "elfcpp.h".
2730 (Target::do_calls_non_split): New function.
2731 (Target::match_view): New function.
2732 (Target::set_view_to_nop): New function.
2733 * gold.cc (queue_middle_tasks): Give an error if mixing
2734 split-stack and non-split-stack objects with -r.
2735 * i386.cc (Target_i386::relocate_section): Add
2736 reloc_symbol_changes parameter.
2737 (Target_i386::do_calls_non_split): New function.
2738 * x86_64.cc (Target_x86_64::relocate_section): Add
2739 reloc_symbol_changes parameter.
2740 (Target_x86_64::do_calls_non_split): New function.
2741 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2743 * powerpc.cc (Target_powerpc::relocate_section): Add
2744 reloc_symbol_changes parameter.
2745 * sparc.cc (Target_sparc::relocate_section): Add
2746 reloc_symbol_changes parameter.
2747 * configure.ac: Call AM_CONDITIONAL for the default target.
2748 * configure: Rebuild.
2749 * testsuite/Makefile.am (TEST_AS): New variable.
2750 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2751 (check_DATA): Add split_i386 and split_x86_64 files.
2752 (SPLIT_DEFSYMS): Define.
2753 (split_i386_[1234n].o): New targets.
2754 (split_i386_[124]): New targets.
2755 (split_i386_[1234r].stdout): New targets.
2756 (split_x86_64_[1234n].o): New targets.
2757 (split_x86_64_[124]): New targets.
2758 (split_x86_64_[1234r].stdout): New targets.
2759 (MOSTLYCLEANFILES): Add new executables.
2760 * testsuite/split_i386.sh: New file.
2761 * testsuite/split_x86_64.sh: New file.
2762 * testsuite/split_i386_1.s: New file.
2763 * testsuite/split_i386_2.s: New file.
2764 * testsuite/split_i386_3.s: New file.
2765 * testsuite/split_i386_4.s: New file.
2766 * testsuite/split_i386_n.s: New file.
2767 * testsuite/split_x86_64_1.s: New file.
2768 * testsuite/split_x86_64_2.s: New file.
2769 * testsuite/split_x86_64_3.s: New file.
2770 * testsuite/split_x86_64_4.s: New file.
2771 * testsuite/split_x86_64_n.s: New file.
2772 * testsuite/testfile.cc (Target_test): Update relocation_section
2774 * testsuite/Makefile.in: Rebuild.
2776 2009-10-06 Ian Lance Taylor <iant@google.com>
2778 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2779 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2780 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2781 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2782 the address on ldo_addrs_.
2783 (Target_i386::Relocate::fix_up_ldo): New function.
2785 2009-10-06 Rafael Espindola <espindola@google.com>
2787 * plugin.cc (add_input_library): New.
2788 (Plugin::load): Add add_input_library to tv.
2789 (Plugin_manager::add_input_file): Add the is_lib argument.
2790 (add_input_file): Update call to Plugin_manager::add_input_file.
2791 (add_input_library): New.
2792 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2794 2009-09-30 Doug Kwan <dougkwan@google.com>
2796 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2797 symbol and call Symbol::may_need_copy_reloc to determine if
2798 a copy reloc is needed.
2799 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2800 nocopyreloc is given in command line.
2801 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2802 given in command line.
2803 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2804 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2805 of the removed Target_i386::may_need_copy_reloc.
2806 * options.h (copyreloc): New option with default value false.
2807 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2808 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2809 instead of the removed Target_powerpc::may_need_copy_reloc.
2810 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2811 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2812 instead of the removed Target_sparc::may_need_copy_reloc.
2813 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2814 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2815 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2816 instead of the removed Target_x86_64::may_need_copy_reloc.
2818 2009-09-30 Ian Lance Taylor <iant@google.com>
2820 * object.h (class Object): Remove target_ field, and target,
2821 sized_target, and set_target methods.
2822 (Object::sized_target): Remove.
2823 (class Sized_relobj): Update declarations. Remove sized_target.
2824 * object.cc (Sized_relobj::setup): Remove target parameter.
2826 (Input_objects::add_object): Don't do anything with the target.
2827 (make_elf_sized_object): Add punconfigured parameter. Change all
2828 callers. Set or test parameter target.
2829 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2831 * parameters.cc (Parameters::set_target): Change parameter type to
2833 (Parameters::default_target): Remove.
2834 (set_parameters_target): Change parameter type to be non-const.
2835 (parameters_force_valid_target): New function.
2836 (parameters_clear_target): New function.
2837 * parameters.h (class Parameters): Update declarations. Remove
2838 default_target method. Add sized_target and clear_target
2839 methods. Change target_ to be non-const.
2840 (set_parameters_target): Update declaration.
2841 (parameters_force_valid_target): Declare.
2842 (parameters_clear_target): Declare.
2843 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2844 as NULL if we aren't searching.
2845 (Add_symbols::run): Don't check for compatible target.
2846 * fileread.cc (Input_file::open_binary): Call
2847 parameters_force_valid_target.
2848 * gold.cc (queue_middle_tasks): Likewise.
2849 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2850 set_target on object.
2851 * dynobj.h (class Sized_dynobj): Update declarations.
2852 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2853 make_elf_object returns NULL.
2854 (Archive::include_member): Don't check whether object target is
2856 * output.cc (Output_section::add_input_section): Get target from
2858 (Output_section::relax_input_section): Likewise.
2859 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2861 (Sized_relobj::do_scan_relocs): Likewise.
2862 (Sized_relobj::relocate_sections): Likewise.
2863 * resolve.cc (Symbol_table::resolve): Likewise.
2864 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2865 parameter. Change all callers.
2866 (Symbol_table::add_from_object): Get target from parameters.
2867 (Symbol_table::add_from_relobj): Don't check object target.
2868 (Symbol_table::add_from_dynobj): Likewise.
2869 (Symbol_table::define_special_symbol): Get target from
2871 * symtab.h (class Symbol_table): Update declaration.
2872 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2873 parameter. Change all callers. Clear parameter target.
2874 (Binary_test): Test target here.
2875 * testsuite/object_unittest.cc (gold_testsuite): Remove
2876 target_test_pointer parameter. Change all callers.
2877 (Object_test): Test target here.
2879 2009-09-26 Ian Lance Taylor <iant@google.com>
2881 * testsuite/initpri1.c: Don't try to use constructor priorities if
2882 compiling with gcc before 4.3.
2884 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2886 * testsuite/retain_symbols_file_test.sh (check_present): Change
2887 output file name to retain_symbols_file_test.stdout.
2888 (check_absent): Likewise.
2890 2009-09-18 Craig Silverstein <csilvers@google.com>
2892 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2893 * options.cc: Include <cerrno> and <fstream>.
2894 (General_options::finalize): Parse -retain-symbols-file tag.
2895 * options.h: New flag.
2896 (General_options): New method should_retain_symbol, new
2897 variable symbols_to_retain.
2898 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2899 should_retain_symbol map.
2900 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2901 * testsuite/Makefile.in: Regenerate.
2902 * testsuite/retain_symbols_file_test.sh: New file.
2904 2009-09-18 Nick Clifton <nickc@redhat.com>
2906 * po/es.po: Updated Spanish translation.
2908 2009-09-17 Doug Kwan <dougkwan@google.com>
2910 * debug.h (DEBUG_RELAXATION): New constant.
2911 (DEBUG_ALL): Add DEBUG_RELAXATION.
2912 (debug_string_to_enum): Add relaxation debug option.
2914 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2915 Layout::Relaxation_debug_check::read_sections,
2916 Layout::Relaxation_debug_check::read_sections): New method definitions.
2917 (Layout::Layout): Initialize data members
2918 record_output_section_data_from_scrips_,
2919 script_output_section_data_list_ and relaxation_debug_check_.
2920 (Layout::save_segments, Layout::restore_segments,
2921 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2922 Layout::relaxation_loop_body): New method definitions.
2923 (Layout::finalize): Support relaxation. Move section layout code to
2924 Layout::relaxation_loop_body.
2925 (Layout::set_asection_address_from_script): Move code for orphan
2926 section placement out.
2927 (Layout::place_orphan_sections_in_script): New method definition.
2928 * layout.h (Output_segment_headers, Output_file_header):
2929 New forward class declarations.
2930 (Layout::~Layout): Define.
2931 (Layout::new_output_section_data_from_script): New method definition.
2932 (Layout::place_orphan_sections_in_script): New method declaration.
2933 (Layout::Segment_states): New type declaration.
2934 (Layout::save_segments, Layout::restore_segments,
2935 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2936 Layout::relaxation_loop_body): New method declarations.
2937 (Layout::Output_section_data_list): New type declaration.
2938 (Layout::Relaxation_debug_check): New class definition.
2939 (Layout::record_output_section_data_from_script_,
2940 Layout::script_output_section_data_list_, Layout::segment_states_,
2941 Layout::relaxation_debug_check_): New data members.
2942 * output.cc: (Output_section_headers::do_size): New method definition.
2943 (Output_section_headers::Output_section_headers): Move size
2944 computation to Output_section_headers::do_size.
2945 (Output_segment_headers::do_size): New method definition.
2946 (Output_file_header::Output_file_header): Move size computation to
2947 Output_file_header::do_size and call it.
2948 (Output_file_header::do_size): New method definition.
2949 (Output_data_group::Output_data_group): Adjust call to
2950 Output_section_data.
2951 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2952 (Output_symtab_xindex::do_write): Add array bound check.
2953 (Output_section::Input_section::print_to_mapfile): Handle
2954 RELAXED_INPUT_SECTION_CODE.
2955 (Output_section::Output_section): Initialize data member checkpoint_.
2956 (Output_section::~Output_section): Delete checkpoint object pointed
2958 (Output_section::add_input_section): Always add an Input_section if
2960 (Output_section::add_merge_input_section): Add assert.
2961 (Output_section::relax_input_section): New method definition.
2962 (Output_section::set_final_data_size): Set load address to zero for
2963 an unallocated section.
2964 (Output_section::do_address_and_file_offset_have_reset_values):
2965 New method definition.
2966 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2967 Handle relaxed input section.
2968 (Output_section::sort_attached_input_sections): Checkpoint input
2969 section list lazily.
2970 (Output_section::get_input_sections): Change type of input_sections to
2971 list of Simple_input_section pointers. Checkpoint input section list
2972 lazily. Also handle relaxed input sections.
2973 (Output_section::add_input_section_for_script): Take a reference to
2974 a Simple_input_section object instead of Relobj pointer and section
2975 index as parameter. Handle relaxed input sections.
2976 (Output_section::save_states, Output_section::restore_states): New
2978 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2979 (Output_data::is_data_size_fixed): New method definition.
2980 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2982 (Output_data::address_and_file_offset_have_reset_values): New method
2984 (Output_data::do_address_and_file_offset_have_reset_values): New method
2986 (Output_data::set_data_size): Check that data size is not fixed.
2987 (Output_data::fix_data_size): New method definition.
2988 (Output_data::is_data_size_fixed_): New data member.
2989 (Output_section_headers::set_final_data_size): New method definition.
2990 (Output_section_headers::do_size): New method declaration.
2991 (Output_segment_headers::set_final_data_size): New method definition.
2992 (Output_segment_headers::do_size): New method declaration.
2993 (Output_file_header::set_final_data_size)::New method definition.
2994 (Output_file_header::do_size)::New method declaration.
2995 (Output_section_data::Output_section_data): Add new parameter
2996 is_data_size_fixed and use it to fix data size.
2997 (Output_data_const::Output_data_const): Adjust call to base class
2998 constructor and fix data size.
2999 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3000 base class constructor and fix data size.
3001 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3002 base class constructor and fix data size.
3003 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3004 class constructor and fix data size.
3005 (Output_data_group::set_final_data_size): New method definition.
3006 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3007 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3008 class constructor and fix data size.
3009 (Output_relaxed_input_section): New class definition.
3010 (Output_section::Simple_input_section): New class definition.
3011 (Output_section::get_input_sections): Adjust parameter list.
3012 (Output_section::add_input_section_for_script): Same.
3013 (Output_section::save_states, Output_section::restore_states,
3014 Output_section::do_address_and_file_offset_have_reset_values,
3015 (Output_section::Input_section::Input_section): Handle
3016 RELAXED_INPUT_SECTION_CODE. Add new overload for
3017 Output_relaxed_input_section.
3018 (Output_section::Input_section::is_input_section,
3019 Output_section::Input_section::set_output_section): Handle relaxed
3021 (Output_section::Input_section::is_relaxed_input_section,
3022 Output_section::Input_section::output_section_data,
3023 Output_section::Input_section::relaxed_input_section): New method
3025 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3027 (Output_section::Input_section::u1_): Update comments.
3028 (Output_section::Input_section::u2_): Add new union member poris.
3029 (Output_section::Checkpoint_output_section): New classs definition.
3030 (Output_section::relax_input_section): New method declaration.
3031 (Output_section::checkpoint_): New data member.
3032 (Output_segment): Update comments.
3033 (Output_segment::Output_segment): Un-privatize copy constructor.
3034 (Output_segment::operator=): Un-privatize.
3035 * script-sections.cc (Output_section_element::Input_section_list):
3036 Change element type to Output_section::Simple_input_section.
3037 (Output_section_element_dot_assignment::set_section_addresses):
3038 Register output section data for relaxation clean up.
3039 (Output_data_exression::Output_data_expression): Adjust call to base
3040 constructor to fix data size.
3041 (Output_section_element_data::set_section_addresses): Register
3042 Output_data_expression object for relaxation clean up.
3043 (struct Input_section_info): Replace Relobj pointer and section index
3044 pair with Output_section::Simple_input_section and Convert struct to a
3046 (Input_section_sorter::operator()): Adjust access to
3047 Input_section_info data member to use accessors.
3048 (Output_section_element_input::set_section_addresses): Use layout
3049 parameter. Adjust code to use Output_section::Simple_input_section
3050 and Input_secction_info classes. Register filler for relaxation
3052 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3053 and section index pair with Output_section::Simple_input_section
3054 class. Adjust code accordingly.
3055 (Phdrs_element::release_segment): New method definition.
3056 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3058 (Script_sections::release_segments): New method definition.
3059 * gold/script-sections.h (Script_sections::release_segments): New
3061 * gold/target.h (Target::may_relax, Target::relax,
3062 Target::do_may_relax, Target::do_relax): New method definitions.
3064 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3066 * arm.cc (has_signed_unsigned_overflow): New function.
3067 (Arm_relocate_functions::abs8): New function.
3068 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3069 (Target_arm::Scan::global): Likewise.
3070 (Target_arm::relocate::relocate): Likewise.
3071 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3074 2009-09-16 Cary Coutant <ccoutant@google.com>
3076 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3077 * testsuite/Makefile.in: Regenerate.
3079 2009-09-11 Nick Clifton <nickc@redhat.com>
3081 * po/gold.pot: Updated by the Translation project.
3083 2009-09-08 Cary Coutant <ccoutant@google.com>
3085 * output.cc (Output_file::open): Add execute permission to empty file.
3086 * testsuite/Makefile.am (permission_test): New test.
3087 * testsuite/Makefile.in: Regenerate.
3089 2009-09-02 Ian Lance Taylor <iant@google.com>
3091 * output.cc (Output_file::resize): Call map_no_anonymous rather
3094 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3096 * gold.cc: Include "incremental.h".
3097 (queue_initial_tasks): Call Incremental_checker methods.
3098 * incremental.cc: Include "output.h".
3099 (Incremental_checker::can_incrementally_link_output_file): New
3101 * incremental.h (Incremental_checker): New class.
3103 * output.cc (Output_file::open_for_modification): New method.
3104 (Output_file::map_anonymous): Changed return type to bool. Record
3106 (Output_file::map_no_anonymous): New method, broken out of map.
3107 (Output_file::map): Use map_no_anonymous and map_anonymous.
3108 * output.h (class Output_file): Update declarations.
3110 2009-08-24 Cary Coutant <ccoutant@google.com>
3112 * options.h (Command_line::Pre_options): New class.
3113 (Command_line::pre_options): New member.
3114 * options.cc (gold::options::ready_to_register): New variable.
3115 (One_option::register_option): Do nothing if not registering options.
3116 Assert if same short option registered twice.
3117 (General_options::General_options): Turn off option registration when
3119 (Command_line::Pre_options::Pre_options): New constructor.
3121 2009-08-24 Cary Coutant <ccoutant@google.com>
3123 * options.h (General_options::no_keep_memory): Remove incorrect
3126 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3128 * Makefile.am (am__skiplex, am__skipyacc): New.
3129 * Makefile.in: Regenerate.
3131 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3133 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3134 (INCLUDES): ... this.
3135 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3136 (AM_CPPFLAGS): Renamed from ...
3137 (INCLUDE): ... this.
3138 * Makefile.in, testsuite/Makefile.in: Regenerate.
3140 * Makefile.in: Regenerate.
3141 * aclocal.m4: Likewise.
3142 * config.in: Likewise.
3143 * configure: Likewise.
3144 * testsuite/Makefile.in: Likewise.
3146 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3147 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3148 * Makefile.in: Regenerate.
3149 * testsuite/Makefile.in: Regenerate.
3151 2009-08-19 Cary Coutant <ccoutant@google.com>
3153 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3154 symbols in shared libraries overridden by hidden or internal symbols
3155 in the main program.
3157 2009-08-19 Chris Demetriou <cgd@google.com>
3159 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3160 checking source file names in error messages.
3162 2009-08-18 Doug Kwan <dougkwan@google.com>
3164 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3165 an elcpp::Ehdr as parameter. Adjust call to set_target.
3166 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3167 an elfcpp::Ehdr as parameter.
3168 * object.cc (Object::set_target): Remove the version that looks up
3169 a target and sets it.
3170 (Sized_relobj::setup): Take a Target object instead of
3171 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3172 (make_elf_sized_object): Find target and ask target to
3174 * object.h: (Object::set_target): Remove the version that looks up
3175 a target and sets it.
3176 (Sized_relobj::setup): Take a Target object instead of
3177 an elfcpp:Ehdr as parameter.
3178 * target.cc: Include dynobj.h.
3179 (Target::do_make_elf_object_implementation): New.
3180 (Target::do_make_elf_object): New.
3181 * target.h (Target::make_elf_object): New template declaration.
3182 (Target::do_make_elf_object): New method declarations.
3183 (Target::do_make_elf_object_implementation): New template declaration.
3185 2009-08-14 Ian Lance Taylor <iant@google.com>
3187 * gold.h (FUNCTION_NAME): Define.
3188 (gold_unreachable): Use FUNCTION_NAME.
3190 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3192 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3193 symbol in the --keep-unique list is not found.
3195 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3197 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3198 been maked as --keep-unique.
3199 (Icf::unfold_section): New function.
3200 * icf.h (Icf::unfold_section): New function.
3201 * options.h (General_options::keep_unique): New option.
3202 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3203 * testsuite/Makefile.in: Regenerate.
3204 * testsuite/icf_keep_unique_test.sh: New file.
3205 * testsuite/icf_keep_unique_test.cc: New file.
3207 2009-08-12 Cary Coutant <ccoutant@google.com>
3210 * resolve.cc (Symbol_table::resolve): Check for references from
3211 dynamic objects to hidden and internal symbols.
3212 * testsuite/Makefile.am (hidden_test.sh): New test.
3213 * testsuite/Makefile.in: Regenerate.
3214 * testsuite/hidden_test.sh: New script.
3215 * testsuite/hidden_test_1.c: New test source.
3216 * testsuite/hidden_test_main.c: New test source.
3218 2009-08-11 Doug Kwan <dougkwan@google.com>
3220 * arm.cc: Update comments.
3221 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3222 segment to locate the .ARM.exidx section if present.
3224 2009-08-09 Doug Kwan <dougkwan@google.com>
3226 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3229 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3230 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3233 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3235 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3236 valid tls_segment only for non-debug-section relocations.
3237 * testsuite/Makefile.am: Add gc_tls_test.
3238 * testsuite/Makefile.in: Regenerate.
3239 * testsuite/gc_tls_test.cc: New file.
3240 * testsuite/gc_tls_test.sh: New file.
3242 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3246 * Makefile.am (CCFILES): Add icf.cc.
3248 * Makefile.in: Regenerate.
3249 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3250 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3251 section, symbol and addend information for the relocs.
3252 * gold.cc (queue_middle_tasks): Call identical code folding.
3253 * gold.h: Add defines for multimap.
3254 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3255 to the call of finalize_local_symbols.
3256 * main.cc (main): Create object of class Icf.
3257 * object.cc (Sized_relobj::do_layout): Allow this function to be
3258 called twice during icf.
3259 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3260 to sections marked as identical by icf.
3261 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3263 (Sized_relobj::do_section_entsize): New function.
3264 * object.h (Object::section_entsize): New function.
3265 (Object::do_section_entsize): New pure virtual function.
3266 (Relobj::finalize_local_symbols): Add new parameter.
3267 (Relobj::do_section_entsize): New function.
3268 * options.h (General_options::icf): New option.
3269 (General_options::icf_iterations): New option.
3270 (General_options::print_icf_sections): New option.
3271 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3272 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3273 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3275 * symtab.cc (Symbol_table::is_section_folded): New function.
3276 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3277 to sections marked as identical by icf.
3278 * symtab.h (Symbol_table::set_icf): New function.
3279 (Symbol_table::icf): New function.
3280 (Symbol_table::is_section_folded): New function.
3281 (Symbol_table::icf_): New data member.
3282 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3283 * testsuite/Makefile.am: Add commands to build icf_test.
3284 * testsuite/Makefile.in: Regenerate.
3285 * testsuite/icf_test.sh: New file.
3286 * testsuite/icf_test.cc: New file.
3288 2009-07-24 Chris Demetriou <cgd@google.com>
3290 * layout.cc (is_compressible_debug_section): Fix incorrect
3291 comment about compressed section names.
3293 2009-07-20 Ian Lance Taylor <ian@airs.com>
3296 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3298 2009-07-16 Ian Lance Taylor <iant@google.com>
3301 * layout.h: #include <map>.
3302 (class Kept_section): Change from struct to class. Add accessors
3303 and setters. Add section size to Comdat_group mapping. Change
3304 Comdat_group to std::map. Add is_comdat_ field. Add
3305 linkonce_size field in union.
3306 (class Layout): Update declaration of find_or_add_kept_section.
3307 Don't declare find_kept_object.
3308 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3309 parameter. Add object, shndx, is_comdat, and is_group_name
3310 parameters. Change all callers. Adjust for new Kept_section.
3311 (Layout::find_kept_object): Remove.
3312 * object.cc (Sized_relobj::include_section_group): Update use of
3313 Kept_section. Rename secnum to shndx. Only record
3314 Kept_comdat_section if sections are the same size.
3315 (Sized_relobj::include_linkonce_section): Update use of
3316 Kept_section. Only record Kept_comdat_section if sections are the
3317 same size. Set size of linkonce section.
3318 (Sized_relobj::map_to_kept_section): Update call to
3319 get_kept_comdat_section.
3320 * object.h (class Sized_relobj): Rename fields in
3321 Kept_comdat_section to drop trailing underscores; change object
3322 field to Relobj*. Change Kept_comdat_section_table to store
3323 struct rather than pointer.
3324 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3325 Add kept_object and kept_shndx parameters. Change all callers.
3326 (Sized_relobj::get_kept_comdat_section): Change return type to
3327 bool. Add kept_object and kept_shndx parameters. Change all
3329 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3330 Layout::find_or_add_kept_section.
3332 2009-07-09 Ian Lance Taylor <iant@google.com>
3334 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3335 Reserve space in the hash table.
3337 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3339 * fileread.cc (File_read::get_mtime): New method.
3340 * fileread.h (Timespec): New structure.
3341 (File_read::get_mtime): New method.
3342 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3343 Renamed from timestamp_nsec.
3344 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3346 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3348 (Incremental_inputs::report_archive): Save mtime; style fix.
3349 (Incremental_inputs::report_obejct): Save mtime; style fix.
3350 (Incremental_inputs::report_script): Save mtime; style fix.
3351 (Incremental_inputs::finalize_inputs): Style fix.
3352 (Incremental_inputs::finalize): Style fix.
3353 (Incremental_inputs::create_input_section_data): Store inputs
3355 * incremental.h (Incremental_inputs::report_script): Add mtime
3357 (Incremental_inputs::Input_info::Input_info): Intialize only one
3359 (Incremental_inputs::Input_info::archive): Move to nameless
3361 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3362 (Incremental_inputs::Input_info::script): Move to nameless union.
3363 (Incremental_inputs::mtime): New field.
3364 * script.cc (read_input_script): Pass file mtime to
3366 * script.h (Script_info::inputs): Style fix.
3368 2009-07-01 Ian Lance Taylor <ian@airs.com>
3370 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3373 2009-06-24 Ian Lance Taylor <iant@google.com>
3376 * layout.cc (Layout::choose_output_section): If we find an
3377 existing section, update the flags.
3378 (Layout::create_notes): New function, broken out of
3380 (Layout::finalize): Don't create note sections.
3381 (Layout::create_note): Don't crash if linker script discards
3383 (Layout::create_gold_note): Likewise.
3384 (Layout::create_build_id): Likewise. Don't set
3385 after_input_sections on the section.
3386 (Layout::create_executable_stack_info): Remove target parameter.
3388 * layout.h (class Layout): Declare create_notes. Update
3389 declaration of create_executable_stack_info.
3390 * gold.cc (queue_middle_tasks): Call create_notes.
3391 * output.cc (Output_section::update_flags_for_input_section): Move
3392 here from output.h. If SHF_ALLOC flag is newly set, mark address
3394 * output.h (Output_data::mark_address_invalid): New function.
3395 (class Output_section): Only declare, not define,
3396 update_flags_for_input_section. Remove set_flags.
3398 2009-06-24 Ian Lance Taylor <iant@google.com>
3400 * script-sections.cc (Output_section_definition::
3401 set_section_addresses): Rename shadowing local load_address to
3404 2009-06-24 Ian Lance Taylor <iant@google.com>
3407 * reloc.cc (relocate_sections): Skip empty relocation sections.
3409 2009-06-23 Ian Lance Taylor <iant@google.com>
3412 * layout.cc (Layout::create_note): Use choose_output_section
3413 rather than make_output_section.
3415 2009-06-23 Ian Lance Taylor <iant@google.com>
3418 * options.cc (General_options::parse_V): Set printed_version_.
3419 (General_options::General_options): Initialize printed_version_.
3420 * options.h (class General_options): Add printed_version_ field.
3421 * gold.cc (queue_initial_tasks): If there are no input files,
3422 don't give a fatal error if we printed the version information.
3423 (queue_middle_tasks): If using -r with a shared object, give a
3424 fatal error rather than an ordinary error.
3426 2009-06-23 Ian Lance Taylor <iant@google.com>
3429 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3430 (Layout::make_output_section): Set have_stabstr_section_ if we see
3431 a .stab*str section.
3432 (Layout::finalize): Call link_stabs_sections.
3433 (Layout::link_stabs_sections): New file.
3434 * layout.h (class Layout): Add have_stabstr_section_ field.
3435 Declare link_stabs_sections.
3437 2009-06-23 Doug Kwan <dougkwan@google.com>
3439 * Makefile.am (libgold_a_LIBADD): New.
3440 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3441 * Makefile.in: Regenerate.
3442 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3443 * configure: Regenerate.
3444 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3445 * fileread.cc: Include sys/state.h
3446 * gold.h: Declare memmem and strndup if found missing.
3447 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3449 2009-06-23 Ian Lance Taylor <iant@google.com>
3451 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3452 * configure: Rebuild.
3454 2009-06-23 Ian Lance Taylor <iant@google.com>
3457 * object.cc (Object::section_contents): Don't try to get a view if
3458 the section has length zero.
3459 (Object::handle_gnu_warning_section): If the section is empty, use
3460 the name of the section as the warning.
3462 2009-06-23 Ian Lance Taylor <iant@google.com>
3465 * stringpool.h (class Stringpool_template): Add optimize_ field.
3466 (Stringpool_template::set_optimize): New function.
3467 * stringpool.cc (Stringpool_template::Stringpool_template):
3468 Initialize optimize_ field.
3469 (Stringpool_template::set_string_offsets): Test local optimize
3470 fild rather than parameter.
3471 * layout.cc (Layout::Layout): Call set_optimize on the section
3474 2009-06-22 Ian Lance Taylor <iant@google.com>
3477 * yyscript.y: Parse TARGET.
3478 * script.cc (script_set_target): New function.
3479 * script-c.h (script_set_target): Declare.
3480 * options.cc (General_options::string_to_object_format): Rename
3481 from string_to_object_format in anonymous namespace. Change
3483 * options.h (class General_options): Declare
3484 string_to_object_format.
3486 2009-06-22 Ian Lance Taylor <iant@google.com>
3488 * script-sections.cc (Script_sections::create_segments): Don't put
3489 program headers in a PT_LOAD segment if -n or -N.
3491 2009-06-22 Ian Lance Taylor <iant@google.com>
3494 * options.h (class General_options): Add -z lazy and -z now. Sort
3495 -z options into alphabetical order.
3496 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3498 2009-06-21 Ian Lance Taylor <iant@google.com>
3500 * layout.cc (Layout::make_output_section): Call
3501 Target::new_output_section.
3502 (Layout::attach_allocated_section_to_segment): Put large section
3503 sections in a separate load segment with the large segment flag
3505 (Layout::segment_precedes): Sort large data segments after other
3507 (align_file_offset): New static function.
3508 (Layout::set_segment_offsets): Use align_file_offset.
3509 * output.h (class Output_section): Add is_small_section_ and
3510 is_large_section_ fields.
3511 (Output_section::is_small_section): New function.
3512 (Output_section::set_is_small_section): New function.
3513 (Output_section::is_large_section): New function.
3514 (Output_section::set_is_large_section): New function.
3515 (Output_section::is_large_data_section): New function.
3516 (class Output_segment): Add is_large_data_segment_ field.
3517 (Output_segment::is_large_data_segment): New function.
3518 (Output_segment::set_is_large_data_segment): New function.
3519 * output.cc (Output_section::Output_section): Initialize new
3521 (Output_segment::Output_segment): Likewise.
3522 (Output_segment::add_output_section): Add assertion that large
3523 data sections always go in large data segments. Force small data
3524 sections to the end of the list of data sections. Force small BSS
3525 sections to the start of the list of BSS sections. For large BSS
3526 sections to the end of the list of BSS sections.
3527 * symtab.h (class Symbol): Declare is_common_shndx.
3528 (Symbol::is_defined): Check Symbol::is_common_shndx.
3529 (Symbol::is_common): Likewise.
3530 (class Symbol_table): Define enum Commons_section_type. Update
3531 declarations. Add small_commons_ and large_commons_ fields.
3532 * symtab.cc (Symbol::is_common_shndx): New function.
3533 (Symbol_table::Symbol_table): Initialize new fields.
3534 (Symbol_table::add_from_object): Put small and large common
3535 symbols in the right list.
3536 (Symbol_table::sized_finalized_symbol): Check
3537 Symbol::is_common_shndx.
3538 (Symbol_table::sized_write_globals): Likewise.
3539 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3540 common symbol lists. Don't call do_allocate_commons_list if the
3542 (Symbol_table::do_allocate_commons_list): Remove is_tls
3543 parameter. Add comons_section_type parameter. Change all
3544 callers. Handle small and large common symbols.
3545 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3546 Symbol::is_common_shndx.
3547 * resolve.cc (symbol_to_bits): Likewise.
3548 * target.h (Target::small_common_shndx): New function.
3549 (Target::small_common_section_flags): New function.
3550 (Target::large_common_shndx): New function.
3551 (Target::large_common_section_flags): New function.
3552 (Target::new_output_section): New function.
3553 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3554 small_common_section_flags, and large_common_section_flags
3556 (Target::do_new_output_section): New virtual function.
3557 * arm.cc (Target_arm::arm_info): Initialize new fields.
3558 * i386.cc (Target_i386::i386_info): Likewise.
3559 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3561 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3562 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3563 (Target_x86_64::do_new_output_section): New function.
3564 * configure.ac: Define conditional MCMODEL_MEDIUM.
3565 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3566 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3567 (large_LDFLAGS): Define.
3568 * testsuite/large.c: New file.
3569 * testsuite/testfile.cc (Target_test::test_target_info):
3570 Initialize new fields.
3571 * configure, testsuite/Makefile.in: Rebuild.
3573 2009-06-05 Doug Kwan <dougkwan@google.com>
3575 * Makefile.am (CCFILES): Add target.cc.
3576 * Makefile.in: Regenerate.
3577 * i386.cc (class Target_i386): Define new virtual method to
3578 override do_is_local_label_name in parent.
3579 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3580 local symbols if --discard-locals or -X is given.
3581 * options.h (class General_options): Declare new options
3582 '--discard-locals' and '-X' for discarding locals.
3583 * target.h (class Target): Define new methods is_local_label_name.
3584 Declare new virtual method do_is_local_label_name.
3585 * target.cc: New file.
3586 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3587 (check_SCRIPTS): Add discard_locals_test.sh.
3588 (check_DATA): Add discard_local_tests.syms.
3589 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3590 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3591 * testsuite/Makefile.in: Regenerate.
3592 * testsuite/discard_locals_test.c: New file.
3593 * testsuite/discard_locals_test.sh: Same.
3595 2009-06-05 Doug Kwan <dougkwan@google.com>
3597 * object.cc (Sized_relobj::Sized_relobj): Initialize
3598 discarded_eh_frame_shndx_ to -1U.
3599 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3601 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3602 a discarded .eh_frame section.
3603 (Sized_relobj::do_finalize_local_symbols): Ditto.
3604 * object.h (class Sized_relobj): Declare new member
3605 discarded_eh_frame_shndx_.
3606 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3607 (local_labels_test.o, local_labels_test): New rules.
3608 * testsuite/Makefile.in: Regenerate.
3610 2009-06-04 Doug Kwan <dougkwan@google.com>
3612 * layout.cc (Layout::section_name_mapping): Add mapping for
3613 special ARM sections.
3615 2009-06-03 Doug Kwan <dougkwan@google.com>
3617 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3618 (utils::has_overflow): Same.
3620 2009-06-03 Ian Lance Taylor <iant@google.com>
3622 * layout.cc (Layout::section_name_mapping): New array, replacing
3623 Layout::linkonce_mapping.
3624 (Layout::section_name_mapping_count): New variable, replacing
3625 Layout::linkonce_mapping_count.
3626 (Layout::linkonce_output_name): Remove.
3627 (Layout::output_section_name): Rewrite.
3628 * layout.h (class Layout): Rename Linkonce_mapping to
3629 Section_name_mapping, linkonce_mapping to section_name_mapping,
3630 linkonce_mapping_count to section_name_mapping_count. Don't
3631 declare linkonce_output_name.
3633 2009-06-03 Doug Kwan <dougkwan@google.com>
3635 * gold/arm.cc (namespace utils): New.
3636 (Target_arm::reloc_is_non_pic): Define new method.
3637 (class Arm_relocate_functions): New.
3638 (Target_arm::Relocate::relocate): Handle relocation types used by
3641 2009-06-03 Ian Lance Taylor <iant@google.com>
3643 * arm.cc (Target_arm::scan::global): Use || instead of |.
3645 2009-06-02 Doug Kwan <dougkwan@google.com>
3647 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3648 issued_non_pic_error_.
3649 (class Target_arm::Scan): Declare new method check_non_pic.
3650 Define new method symbol_needs_plt_entry.
3651 Declare new data member issued_non_pic_error_.
3652 (class Target_arm::Relocate): Declare new method
3653 should_apply_static_reloc.
3654 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3655 (Target_arm::Scan::check_non_pic): Define new method.
3656 (Target_arm::Scan::local): Handle a small subset of reloc types used
3658 (Target_arm::Scan::local): Same.
3659 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3661 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3663 * incremental.cc (Incremental_inputs::report_command_line): Filter
3664 out --incremental-* options.
3666 2009-05-29 Doug Kwan <dougkwan@google.com>
3668 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3670 (class Target_arm): Update comment.
3671 (Target_arm::Target_arm): Initialize new data members GOT_,
3672 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3673 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3674 and Target_arm::rel_dyn_section.
3675 Declare new_enum Target_arm::Got_type.
3676 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3678 Update commments for member do_dynsym_value.
3679 (Target_arm::got_size, Target_arm::plt_section,
3680 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3681 new methods inside class defintion.
3682 (Target_arm::got_section): Define new method.
3683 (Target_arm::rel_dyn_section): Same.
3684 (Output_data_plt_arm): New template class.
3685 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3686 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3687 (Output_data_plt_arm::add_entry): Same.
3688 (Output_data_plt_arm::first_plt_entry): Define new
3689 static data member for PLT instruction template.
3690 (Output_data_plt_arm::plt_entry): Same.
3691 (Output_data_plt_arm::do_write): Define new method.
3692 (Target_arm::make_plt_entry): Same.
3693 (Target_arm::do_finalize_sections): Same.
3694 (Target_arm::do_dynsym_value): Same.
3696 2009-05-28 Doug Kwan <dougkwan@google.com>
3698 * Makefile.am (TARGETSOURCES): Add arm.cc.
3699 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3700 * Makefile.in: Regenerate.
3702 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3704 2009-05-26 Doug Kwan <dougkwan@google.com>
3706 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3707 (General_options::check_excluded_libs): Strip off directories in
3708 archive name before matching like GNU ld does.
3709 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3710 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3711 (exclude_libs_test_LDFLAGS): Add linker option
3712 -Wl,--exclude-libs,libexclude_libs_test_3
3713 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3714 an explicit archive without using -l.
3715 (alt/libexclude_libs_test_3.a): New make rule.
3716 * testsuite/Makefile.in: Regenerate.
3717 * testsuite/exclude_libs_test.c : Declare lib3_default().
3719 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3720 * exclude_libs_test_3.c: New file.
3722 2009-05-26 Nick Clifton <nickc@redhat.com>
3724 * po/id.po: New Indonesian translation.
3725 * po/gold.pot: Updated template file.
3727 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3729 * testsuite/Makefile.am: Add -ffunction-sections to compile
3730 gc_comdat_test files. Add -Wl,--gc-sections to build
3732 * testsuite/Makefile.in: Regenerate.
3733 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3735 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3737 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3738 kept comdat section was garbage collected.
3739 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3740 * testsuite/Makefile.in: Regenerate.
3741 * testsuite/gc_comdat_test.sh: New file.
3742 * testsuite/gc_comdat_test_1.cc: New file.
3743 * testsuite/gc_comdat_test_2.cc: New file.
3745 2009-05-19 Doug Kwan <dougkwan@google.com>
3747 * archive.cc (Archive::Archive): Move constructor from archive.h
3748 to here. Initialize no_export_.
3749 (Archive::get_elf_object_for_member): Set no_export flag of object.
3750 * archive.h (Archive::Archive): Move constructor body to
3752 (Archive::no_export): New method.
3753 (Archive::no_export_): New field.
3754 * object.h (Object::Object): Initialize no_export_ to false.
3755 (Object::no_export, Object::set_no_export): New methods.
3756 (Object::no_export_): New field.
3757 * options.cc (General_options::parse_exclude_libs): New method.
3758 (General_options::check_excluded_libs) Same.
3759 * options.h (exclude_libs): New option.
3760 (General_options::check_excluded_libs): New method declaration.
3761 (General_options::excluded_libs_): New field.
3762 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3763 default or protected visibility if an object has no-export flag set.
3764 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3765 (check_SCRIPTS): Add exclude_libs_test.sh.
3766 (check_DATA): Add exclude_libs_test.syms.
3767 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3768 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3769 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3770 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3771 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3772 libexclude_libs_test_2.a): New rules.
3773 * testsuite/Makefile.in: Regenerate.
3774 * testsuite/exclude_libs_test.c: New file.
3775 * testsuite/exclude_libs_test.sh: Ditto.
3776 * testsuite/exclude_libs_test_1.c: Ditto.
3777 * testsuite/exclude_libs_test_2.c: Ditto.
3779 2009-05-15 Ian Lance Taylor <iant@google.com>
3781 * configure.ac: Check for declarations for cases where libiberty.h
3782 checks HAVE_DECL_xxx.
3783 * configure, config.in: Rebuild.
3785 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3787 * gold.h (Incremental_argument_list): Remove (invalid) forward
3789 * incremental.cc (Incremental_inputs::report_achive): New method.
3790 (Incremental_inputs::report_object): New method.
3791 (Incremental_inputs::report_script): New method.
3792 (Incremental_inputs::finalize_inputs): New method.
3793 (Incremental_inputs::finalize): Call finalize_inputs().
3794 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3795 Create inputs entries.
3796 * incremental.h (Incremental_input_type): New enum.
3797 (Incremental_inputs::Incremental_input): Initialize new fields.
3798 (Incremental_inputs::report_inputs): New method.
3799 (Incremental_inputs::report_achive): New method.
3800 (Incremental_inputs::report_object): New method.
3801 (Incremental_inputs::report_script): New method.
3802 (Incremental_inputs::finalize_inputs): New method.
3803 (Incremental_inputs::Input_info): New struct.
3804 (Incremental_inputs::Input_info_map): New typedef.
3805 (Incremental_inputs::lock_): New field.
3806 (Incremental_inputs::Inputs_): New field.
3807 (Incremental_inputs::Inputs_map): New field.
3808 * main.cc (main): Call Incremental_input::report_inputs.
3809 * options.h (Input_argument_list): Typedef moved from
3811 (Input_file_group::Files): Remove, use ::Input_argument_list.
3812 (Input_file_group::Input_argument_list): Remove, use
3813 ::Input_argument_list.
3814 * plugin.cc (Plugin_manager::add_input_file): Add error in
3816 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3818 * script.cc (read_input_script): Call
3819 Incremental_input::report_script.
3820 * script.h (Script_info): New class.
3822 2009-04-27 Ian Lance Taylor <iant@google.com>
3824 * x86_64.cc (do_adjust_output_section): Set entsize to
3827 2009-04-23 Elliott Hughes <enh@google.com>
3829 * output.cc (Output_file::close): After short writes, continue
3830 writing from the correct offset in the buffer being written.
3832 2009-04-23 Chris Demetriou <cgd@google.com>
3834 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3835 * configure: Regenerate.
3836 * config.in: Regenerate.
3837 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3838 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3840 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3842 * incremental.cc (Incremental_inputs_header_data): Renamed from
3843 Incremental_input_header_data.
3844 (Incremental_inputs_header_data::data_size): New field.
3845 (Incremental_inputs_header_data::put_input_file_count): Renamed
3846 from input_file_count.
3847 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3848 from command_line_offset.
3849 (Incremental_inputs_header_data::put_reserved): Renamed from
3851 (Incremental_inputs_entry_data): Renamed from
3852 Incremental_input_entry_data.
3853 (Incremental_inputs_entry_data::data_size): New field.
3854 (Incremental_inputs::report_command_line): New method.
3855 (Incremental_inputs::finalize): New method.
3856 (Incremental_inputs::create_incremental_inputs_data): New method.
3857 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3858 * incremental.h: New file.
3859 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3860 (Layout::finalize): Create incremental inputs section in
3862 (Layout::create_incremental_info_sections): New method.
3863 * layout.h (Layout::incremental_inputs): New method.
3864 (Layout::create_incremental_info_sections): New method.
3865 (Layout::incremental_inputs_): New field.
3866 * main.cc (main): Notify Incremental_input of the command line.
3868 2009-04-01 Ian Lance Taylor <iant@google.com>
3869 Mikolaj Zalewski <mikolajz@google.com>
3871 * gold.h (reserve_unordered_map): Define, three versions, one for
3872 each version of Unordered_map.
3873 * layout.cc (Layout::Layout): Remove options parameter. Add
3874 number_of_input_files parameter. Don't initialize options_.
3875 Initialize number_of_input_files_ and resized_signatures_. Move
3876 sections_are_attached_.
3877 (Layout::layout_group): Reserve space for group_signatures_.
3878 (Layout::find_or_add_kept_section): Change name parameter to be a
3879 reference. Resize signatures_ map when it gets large enough.
3880 (Layout::layout_eh_frame): Use parameters->options() instead of
3882 (Layout::make_output_section): Likewise.
3883 (Layout::attach_allocated_section_to_segment): Likewise.
3884 (Layout::finalize, Layout::create_executable_stack): Likewise.
3885 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3886 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3887 * layout.h (class Layout): Update declarations. Remove options_
3888 field. Add number_of_input_files_ and resized_signatures_
3889 fields. Move sections_are_attached_ field.
3890 * main.cc (main): Pass number of input files to Layout
3891 constructor. Don't pass options.
3893 2009-03-30 Ian Lance Taylor <iant@google.com>
3895 * ffsll.c (ffsll): Correct implementation.
3897 2009-03-27 Ian Lance Taylor <iant@google.com>
3899 * ffsll.c: New file.
3900 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3901 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3902 * ftruncate.c (ftruncate): Declare before definition.
3903 * mremap.c (mremap): Likewise.
3904 * pread.c (pread): Likewise.
3905 * configure, Makefile.in, config.in: Rebuild.
3907 * mremap.c: New file.
3908 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3909 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3910 (mremap): Declare if HAVE_MREMAP is not defined.
3911 * configure, Makefile.in, config.in: Rebuild.
3913 2009-03-27 Cary Coutant <ccoutant@google.com>
3915 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3916 position independent.
3917 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3918 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3920 2009-03-24 Cary Coutant <ccoutant@google.com>
3922 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3924 (needs_dynamic_reloc): Likewise.
3926 2009-03-24 Ian Lance Taylor <iant@google.com>
3928 * yyscript.y (file_cmd): Recognize EXTERN.
3929 (extern_name_list, extern_name_list_body): New nonterminals.
3930 * script.cc (script_add_extern): Define.
3931 * script-c.h (script_add_extern): Declare.
3933 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3935 * object.cc (is_elf_object): Define.
3936 * object.h (is_elf_object): Declare.
3937 * archive.cc (Archive::get_elf_object_for_member): Call
3939 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3941 2009-03-24 Elliott Hughes <enh@google.com>
3943 * output.cc (Output_file::map_anonymous): Define.
3944 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3945 try an anonymous one. Report the size if the mmap fails.
3946 * output.h (class Output_file): Declare map_anonymous.
3948 2009-03-24 Ian Lance Taylor <iant@google.com>
3950 * target-select.cc (instantiate_target): Don't acquire the lock if
3951 the instantiated_target_ field has already been set.
3953 2009-03-23 Ian Lance Taylor <iant@google.com>
3955 * gold-threads.h (class Initialize_lock): Define.
3956 * gold-threads.cc (class Initialize_lock_once): Define.
3957 (initialize_lock_control): New static variable.
3958 (initialize_lock_pointer): New static variable.
3959 (initialize_lock_once): New static function.
3960 (Initialize_lock::Initialize_lock): Define.
3961 (Initialize_lock::initialize): Define.
3962 * target-select.h: Include "gold-threads.h".
3963 (class Target_selector): Add lock_ and initialize_lock_ fields.
3964 Don't define instantiate_target, just declare it.
3965 * target-select.cc (Target_selector::Target_selector): Initialize
3967 (Target_selector::instantiate_target): Define.
3968 * descriptors.h: Include "gold-threads.h".
3969 (class Descriptors): Add initialize_lock_ field.
3970 * descriptors.cc (Descriptors::Descriptors): Initialize new
3972 (Descriptors::open): Use initialize_lock_ field
3973 * errors.h (class Errors): Add initialize_lock_ field.
3974 * errors.cc (Errors::Errors): Initialize new field.
3975 (Errors::initialize_lock): Use initialize_lock_ field.
3976 * powerpc.cc (class Target_selector_powerpc): Remove
3977 instantiated_target_ field. In do_recognize call
3978 instantiate_target rather than do_instantiate_target. In
3979 do_instantiate_target just allocate a new target.
3980 * sparc.cc (class Target_selector_sparc): Likewise.
3982 * freebsd.h: New file.
3983 * i386.cc: Include "freebsd.h".
3984 (Target_i386): Derive from Target_freebsd rather than
3986 (Target_selector_i386): Derive from Target_selector_freebsd rather
3987 than Target_selector.
3988 * x86_64.cc: Include "freebsd.h".
3989 (Target_x86_64): Derive from Target_freebsd rather than
3991 (Target_selector_x86_64): Derive from Target_selector_freebsd
3992 rather than Target_selector.
3993 * target.h (class Target): Add adjust_elf_header and
3994 do_adjust_elf_header.
3995 * output.cc (Output_file_header:: do_sized_write): Call target
3996 adjust_elf_header routine.
3997 * configure.tgt: Set targ_osabi.
3998 * configure.ac: Define GOLD_DEFAULT_OSABI.
3999 * parameters.cc (Parameters::default_target): Pass
4000 GOLD_DEFAULT_OSABI to select_target.
4001 * target-select.h (class Target_selector): Make instantiate_target
4002 protected rather than private.
4003 * Makefile.am (HFILES): Add freebsd.h.
4004 * configure, Makefile.in, config.in: Rebuild.
4006 * merge.cc (do_add_input_section): Correct pend value. Change
4007 message about last entry not being null terminated from error to
4010 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4012 * incremental.cc: New file.
4013 * Makefile.am (CCFILES): Add incremental.cc.
4014 * Makefile.in: Rebuild.
4016 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4018 * layout.cc (Layout::output_section_name): Preserve names
4019 of '.note.' sections.
4021 2009-03-19 Ian Lance Taylor <iant@google.com>
4023 * descriptors.cc (Descriptors::open): Check that the options are
4024 valid before using them.
4026 2009-03-18 Ian Lance Taylor <iant@google.com>
4028 * script-sections.h: Include <list>.
4029 (class Script_sections): Change Sections_elements from std::vector
4030 to std::list. Typedef public Elements_iterator. Add
4031 orphan_section_placement_, data_segment_align_start_, and
4032 saw_data_segment_align_ fields. Remove data_segment_align_index_
4034 * script-sections.cc (class Orphan_section_placement): New class.
4035 (class Sections_element): Add virtual functions is_relro and
4036 orphan_section_init. Remove virtual function place_orphan_here.
4037 (class Output_section_definition): Add is_relro and
4038 orphan_section_init. Remove place_orphan_here.
4039 (class Orphan_output_section): Likewise.
4040 (Script_sections::Script_sections): Update for field changes.
4041 (Script_sections::data_segment_align): Set saw_data_segment_align_
4042 and data_segment_align_start_, not data_segment_align_index.
4043 (Script_sections::data_segment_relro_end): Check
4044 saw_data_segment_align_. Use data_segment_align_start_ rather
4045 than data_segment_align_index_.
4046 (Script_sections::place_orphan): Rewrite to use
4047 Orphan_section_placement.
4049 2009-03-17 Ian Lance Taylor <iant@google.com>
4051 * archive.cc (Archive::add_symbols): Check for a version attached
4052 to the symbol name in the archive map.
4053 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4054 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4055 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4056 (ver_test_11.a): New target.
4057 * testsuite/Makefile.in: Rebuild.
4059 * configure.ac: Check for chsize and posix_fallocate. Replace
4061 * ftruncate.c: New file, from gnulib.
4062 * output.cc (posix_fallocate): Define dummy version if not
4063 HAVE_POSIX_FALLOCATE.
4064 (Output_file::map): Call posix_fallocate rather than lseek and
4066 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4067 * configure, Makefile.in, config.in: Rebuild.
4069 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4071 * layout.h (Layout::create_note): Add section_name parameter.
4072 * layout.cc (Layout::create_note): Likewise.
4073 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4075 2009-03-17 Ian Lance Taylor <iant@google.com>
4077 * descriptors.cc: Include "options.h".
4078 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4079 (Descriptors::open): Always use O_CLOEXEC when opening a new
4080 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4081 then set FD_CLOEXEC.
4083 * sparc.cc (class Target_sparc): Add has_got_section.
4084 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4085 make sure we have a GOT section.
4087 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4088 (Target_sparc::Scan::local): Likewise.
4089 (Target_sparc::Scan::global): Likewise.
4090 (Target_sparc::Relocate::relocate): Likewise.
4091 (Target_sparc::Relocate::relocate_tls): Likewise.
4093 * symtab.cc (Symbol_table::define_default_version): New function,
4094 broken out of add_from_object.
4095 (Symbol_table::add_from_object): Call define_default_version.
4096 (Symbol_table::define_special_symbol): Add resolve_oldsym
4097 parameter. Change all callers. If the version for a symbol comes
4098 from a version script, resolve it with the symbol with the same
4099 name with no version. Also add the symbol without a version if
4101 (do_define_in_output_data): If resolving with oldsym, don't delete
4103 (do_define_in_output_segment): Likewise.
4104 (do_define_as_constant): Likewise.
4105 * symtab.h (class Symbol_table): Update declarations.
4107 2009-03-13 Ian Lance Taylor <iant@google.com>
4109 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4110 (Read_symbols::requeue): New function.
4111 (Read_symbols::do_read_symbols): If make_elf_object fails because
4112 the target type is not configured, and the file was searched for,
4113 issue a warning and retry with the next directory.
4114 (Add_symbols::run): If the file has an incompatible format, and
4115 it was searched for, requeue the Read_symbols task. On error,
4117 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4118 dirindex parameter to constructor. Change all callers. Declare
4119 incompatible_warning and requeue.
4120 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4121 input_argument_ and input_group_ fields. Add them to
4122 constructor. Change all callers.
4123 (class Read_script): Add dirindex_ field. Add it to constructor.
4125 * archive.cc (Archive::setup): Remove input_objects parameter.
4127 (Archive::get_file_and_offset): Likewise.
4128 (Archive::read_all_symbols): Likewise.
4129 (Archive::read_symbols): Likewise.
4130 (Archive::get_elf_object_for_member): Remove input_objects
4131 parameter. Add punconfigured parameter. Change all callers.
4132 (Archive::add_symbols): Change return type to bool. Check return
4133 value of include_member.
4134 (Archive::include_all_members): Likewise.
4135 (Archive::include_member): Change return type to bool. Return
4136 false if first included object has incompatible target. Set
4137 included_member_ field.
4138 (Add_archive_symbols::run): If add_symbols returns false, requeue
4140 * archive.h (class Archive): Add included_member_ field.
4141 Initialize it in constructor. Add input_file and searched_for
4142 methods. Update declarations.
4143 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4144 input_argument_ fields. Add them to constructor. Change all
4146 * script.cc: Include "target-select.h".
4147 (class Parser_closure): Add skip_on_incompatible_target_ and
4148 found_incompatible_target_ fields. Add
4149 skip_on_incompatible_target parameter to constructor. Change all
4150 callers. Add methods skip_on_incompatible_target,
4151 clear_skip_on_incompatible_target, found_incompatible_target, and
4152 set_found_incompatible_target.
4153 (read_input_script): Add dirindex parameter. Change all callers.
4154 If parser finds an incompatible target, requeue Read_symbols
4156 (script_set_symbol): Clear skip_on_incompatible_target in
4158 (script_add_assertion, script_parse_option): Likewise.
4159 (script_start_sections, script_add_phdr): Likewise.
4160 (script_check_output_format): New function.
4161 * script.h (read_input_script): Update declaration.
4162 * script-c.h (script_check_output_format): Declare.
4163 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4164 (ignore_cmd): Remove OUTPUT_FORMAT.
4165 * fileread.cc (Input_file::Input_file): Add explicit this.
4166 (Input_file::will_search_for): New function.
4167 (Input_file::open): Add pindex parameter. Change all callers.
4168 * fileread.h (class Input_file): Add input_file_argument method.
4169 Declare will_search_for. Update declarations.
4170 * object.cc (make_elf_object): Add punconfigured parameter.
4172 * object.h (class Object): Make input_file public. Add
4173 searched_for method.
4174 (make_elf_object): Update declaration.
4175 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4177 * dirsearch.h (class Dirsearch): Update declaration.
4178 * options.h (class General_options): Add --warn-search-mismatch.
4179 * parameters.cc (Parameters::is_compatible_target): New function.
4180 * parameters.h (class Parameters): Declare is_compatible_target.
4181 * workqueue.cc (Workqueue::add_blocker): New function.
4182 * workqueue.h (class Workqueue): Declare add_blocker.
4184 * fileread.cc (Input_file::open): Remove options parameter.
4186 (Input_file::open_binary): Likewise.
4187 * script.cc (read_input_script): Likewise.
4188 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4189 options parameter from constructor. Change all callers.
4190 (class Read_script): Likewise.
4191 * fileread.h (class Input_file): Update declarations.
4192 * script.h (read_input_script): Update declaration.
4194 2009-03-10 Nick Clifton <nickc@redhat.com>
4196 * po/es.po: New Spanish translation.
4198 2009-03-06 Cary Coutant <ccoutant@google.com>
4200 * options.cc (parse_short_option): Keep dash_z from registering itself.
4202 2009-03-03 Ian Lance Taylor <iant@google.com>
4205 * target-reloc.h (relocate_section): Pass output_section to
4207 * i386.cc (Target_i386::should_apply_static_reloc): Add
4208 output_section parameter. Change all callers.
4209 (Target_i386::Relocate::relocate): Add output_section parameter.
4210 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4211 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4212 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4213 * testsuite/two_file_shared.sh: New script.
4214 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4215 (check_DATA): Add two_file_shared.dbg.
4216 (two_file_shared.dbg): New target.
4217 * testsuite/Makefile.in: Rebuild.
4219 2009-03-01 Ian Lance Taylor <iant@google.com>
4221 * configure.ac: Check for byteswap.h.
4222 * configure: Rebuild.
4223 * config.in: Rebuild.
4225 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4227 * layout.cc (Layout::find_or_add_kept_section): New function.
4228 (Layout::add_comdat): Removed.
4229 * layout.h (struct Kept_section): Move out of class Layout.
4230 Remove trailing underscores from field names. Add group_sections
4231 field. Rename group_ field to is_group. Change all uses.
4232 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4233 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4234 comdat_groups_ field.
4235 (Sized_relobj::include_section_group): Use
4236 find_or_add_kept_section and Kept_section::group_sections.
4237 (Sized_relobj::include_linkonce_section): Likewise.
4238 * object.cc (class Sized_relobj): Don't define Comdat_group or
4239 Comdat_group_table. Remove find_comdat_group and
4240 add_comdat_group. Remove comdat_groups_ field.
4241 * plugin.cc (include_comdat_group): Use
4242 Layout::find_or_add_kept_section.
4244 2009-02-28 Ian Lance Taylor <iant@google.com>
4246 * README: --gc-sections and map files are now supported. Document
4247 some build requirements.
4250 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4251 relocatable link set the value of the section symbol to zero.
4252 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4253 relocatable link don't include the section address in the local
4256 2009-02-27 Ian Lance Taylor <iant@google.com>
4259 * options.h (class Search_directory): Add is_system_directory.
4260 (class General_options): Declare is_in_system_directory.
4261 * options.cc (get_relative_sysroot): Make static.
4262 (get_default_sysroot): Make static.
4263 (General_optoins::is_in_system_directory): New function.
4264 * fileread.cc (Input_file::is_in_system_directory): New function.
4265 * fileread.h (class Input_file): Declare is_in_system_directory.
4266 * object.h (class Object): Add is_in_system_directory.
4267 (class Input_objects): Remove system_library_directory_ field.
4268 * object.cc (Input_objects::add_object): Don't set
4269 system_library_directory_.
4270 (input_objects::found_in_system_library_directory): Remove.
4271 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4272 parameter. Change all callers.
4273 (Symbol_table::sized_write_globals): Likewise.
4274 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4275 Call Object::is_in_system_directory.
4276 * symtab.h (class Symbol_table): Update declarations.
4279 * descriptors.h (Open_descriptor): Add is_on_stack field.
4280 * descriptors.cc (Descriptors::open): If the descriptor is on the
4281 top of the stack, remove it. Initialize is_on_stack field.
4282 (Descriptors::release): Only add pod to stack if it is not on the
4284 (Descriptors::close_some_descriptor): Clear stack_next and
4288 * output.cc (Output_section::find_starting_output_address): Rename
4289 from starting_output_address; add PADDR parameter; change return
4291 * output.h (class Output_section): Declare
4292 find_starting_output_address instead of starting_output_address.
4293 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4294 section symbol for which we can't find a merge section.
4297 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4298 hidden or internal, force the symbol to be local.
4299 * resolve.cc (Symbol::override_visibility): Define.
4300 (Symbol::override_base): Use override_visibility.
4301 (Symbol_table::resolve): Likewise.
4302 (Symbol::override_base_with_special): Likewise.
4303 (Symbol_table::override_with_special): If the visibility is hidden
4304 or internal, force the symbol to be local.
4305 * symtab.h (class Symbol): Add set_visibility and
4306 override_visibility.
4307 * testsuite/ver_test_1.sh: New file.
4308 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4309 (check_DATA): Add ver_test_1.syms.
4310 (ver_test_1.syms): New target.
4311 * testsuite/Makefile.in: Rebuild.
4313 2009-02-25 Cary Coutant <ccoutant@google.com>
4315 * layout.cc (Layout::choose_output_section): Don't rename sections
4316 when using a linker script that has a SECTIONS clause.
4317 * Makefile.in: Regenerate.
4319 * testsuite/Makefile.am (script_test_5.sh): New test case.
4320 * testsuite/Makefile.in: Regenerate.
4321 * testsuite/script_test_5.cc: New file.
4322 * testsuite/script_test_5.sh: New file.
4323 * testsuite/script_test_5.t: New file.
4325 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4327 * archive.cc (Archive::include_member): Update calls to add_symbols.
4328 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4329 the Layout argument.
4330 * dynobj.h (do_add_symbols): Add the Layout argument.
4331 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4333 * object.h (Object::add_symbols): Add the Layout argument.
4334 (Object::do_add_symbols): Add the Layout argument.
4335 (Sized_relobj::do_add_symbols): Add the Layout argument.
4336 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4337 Unify the two versions.
4338 (Add_plugin_symbols): Remove.
4339 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4340 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4341 (Add_plugin_symbols): Remove.
4342 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4343 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4344 (Add_symbols::run): Make it work with Pulginobj.
4346 2009-02-06 Ian Lance Taylor <iant@google.com>
4348 * object.cc (Sized_relobj::do_layout): Make info message start
4349 with lower case letter.
4351 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4353 * binary.cc: Fix file comment.
4355 * options.h (enum Incremental_disposition): Define.
4356 (class General_options): Add new options: --incremental,
4357 --incremental_changed, --incremental_unchanged,
4358 --incremental_unknown. Add incremental_disposition_ and
4359 implicit_incremental_ fields.
4360 (General_options::incremental_disposition): New function.
4361 (class Position_dependent_options): Add incremental_disposition
4363 (Position_dependent_options::copy_from_options): Set incremental
4365 * options.cc (General_options::parse_incremental_changed): New
4367 (General_options::parse_incremental_unchanged): New function.
4368 (General_options::parse_incremental_unknown): New function.
4369 (General_options::General_options): Initialize new fields
4370 incremental_disposition_ and implicit_incremental_.
4371 (General_options::finalize): Check for uasge of --incremental-*
4372 without --incremental.
4374 2009-02-06 Chris Demetriou <cgd@google.com>
4376 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4377 pointer and to report location as the file name associated with
4379 (gold_undefined_symbol_at_location): New function to replace the
4380 old gold_undefined_symbol functionality.
4381 * target-reloc.h (relocate_section): Update to use
4382 gold_undefined_symbol_at_location.
4383 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4384 Call gold_undefined_symbol function rather than gold_error.
4385 * errors.h (Errors::undefined_symbol): Take location as a
4386 string, rather than calculating it from a relocation.
4387 * errors.cc (Errors::fatal): Print "fatal error:" before the
4389 (Errors::error, Errors::error_at_location): Print "error: "
4390 before the formatted message.
4391 (Errors::undefined_symbol): Take location as a string, rather
4392 than calculating it from a relocation.
4393 (gold_undefined_symbol_at_location): New function akin to
4394 old gold_undefined_symbol, calculates location from relocation.
4395 (gold_undefined_symbol): Change to take only a Symbol pointer
4396 and to report location as the file name associated with the symbol.
4397 * testsuite/debug_msg.sh: Update for changed error messages.
4398 * testsuite/undef_symbol.sh: Likewise.
4400 2009-02-04 Duncan Sands <baldrick@free.fr>
4403 * reduced_debug_output.h
4404 (Output_reduced_debug_abbrev_section::failed): Use format for
4406 (Output_reduced_debug_info_section::faild): Likewise.
4408 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4410 * script.cc (Lazy_demangler): New class.
4411 (Version_script_info::get_symbol_version_helper): Demangle a
4414 2009-01-29 Cary Coutant <ccoutant@google.com>
4416 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4418 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4420 2009-01-28 Ian Lance Taylor <iant@google.com>
4422 * version.cc (version_string): Bump to 1.9.
4424 * gold.h: Include <cstring> and <stdint.h>.
4425 * version.cc: Include <cstdio>.
4426 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4428 * reduced_debug_output.cc (insert_into_vector): Rename from
4429 Insert_into_vector; change all callers. Use Swap_unaligned to
4430 avoid aliasing issue; remove union since it is unnecessary.
4432 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4434 * Makefile.am (CCFILES): Add gc.cc.
4436 * Makefile.in: Regenerate.
4437 * gold.cc (Gc_runner): New class.
4438 (queue_initial_tasks): Call garbage collection related tasks
4439 when corresponding options are invoked.
4440 (queue_middle_gc_tasks): New function.
4441 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4442 processed early before laying out sections during garbage collection.
4443 * gold.h (queue_middle_gc_tasks): New function.
4444 (is_prefix_of): Move from "layout.cc".
4445 * i386.cc (Target_i386::gc_process_relocs): New function.
4446 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4447 * main.cc (main): Create object of class "Garbage_collection".
4448 * object.cc (Relobj::copy_symbols_data): New function.
4449 (Relobj::is_section_name_included): New function.
4450 (Sized_relobj::do_layout): Allow this function to be called twice
4451 during garbage collection and defer layout of section during the
4453 * object.h (Relobj::get_symbols_data): New function.
4454 (Relobj::is_section_name_included): New function.
4455 (Relobj::copy_symbols_data): New function.
4456 (Relobj::set_symbols_data): New function.
4457 (Relobj::get_relocs_data): New function.
4458 (Relobj::set_relocs_data): New function.
4459 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4460 (Relobj::gc_process_relocs): New function.
4461 (Relobj::do_gc_process_relocs): New pure virtual function.
4462 (Relobj::sd_): New data member.
4463 (Sized_relobj::is_output_section_offset_invalid): New function.
4464 (Sized_relobj::do_gc_process_relocs): New function.
4465 * options.h (General_options::gc_sections): Modify to not be a no-op.
4466 (General_options::print_gc_sections): New option.
4467 * plugin.cc (Plugin_finish::run): Remove function call to
4468 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4469 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4470 * reloc.cc (Read_relocs::run): Add task to process relocs and
4471 determine unreferenced sections when doing garbage collection.
4472 (Gc_process_relocs): New class.
4473 (Sized_relobj::do_gc_process_relocs): New function.
4474 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4475 sections that are garbage collected.
4476 * reloc.h (Gc_process_relocs): New class.
4477 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4478 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4479 symbols whose corresponding sections are garbage collected.
4480 (Symbol_table::Symbol_table): Add new parameter for the garbage
4482 (Symbol_table::gc_mark_undef_symbols): New function.
4483 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4484 (Symbol_table::gc_mark_dyn_syms): New function.
4485 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4487 (Symbol_table::add_from_object): Likewise.
4488 (Symbol_table::add_from_relobj): When building shared objects, do not
4489 treat externally visible symbols as garbage.
4490 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4491 table information for static and relocatable links.
4492 * symtab.h (Symbol_table::set_gc): New function.
4493 (Symbol_table::gc): New function.
4494 (Symbol_table::gc_mark_undef_symbols): New function.
4495 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4496 (Symbol_table::gc_mark_dyn_syms): New function.
4497 (Symbol_table::gc_): New data member.
4498 * target.h (Sized_target::gc_process_relocs): New pure virtual
4500 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4501 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4503 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4505 * options.h (General_options::gc_sections): Define as a no-op for now.
4506 (General_options::no_keep_memory): Ditto.
4507 (General_options::Bshareable): Define.
4508 * options.cc (General_options::finalize): Honor -Bshareable.
4510 2009-01-20 Andreas Schwab <schwab@suse.de>
4512 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4513 read the value in the contents, since we don't use it. Use the
4514 template endianness when writing.
4515 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4517 2009-01-19 Andreas Schwab <schwab@suse.de>
4519 * configure.tgt (powerpc64-*): Fix targ_obj.
4521 2009-01-15 Ian Lance Taylor <iant@google.com>
4523 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4524 local symbols when stripping all symbols.
4526 2009-01-14 Cary Coutant <ccoutant@google.com>
4528 * output.cc (Output_reloc): Add explicit instantiations.
4530 2009-01-14 Cary Coutant <ccoutant@google.com>
4532 * archive.cc (Archive::get_elf_object_for_member): Remove call
4533 to File_read::claim_for_plugin.
4534 * descriptors.cc (Descriptors::open): Remove reference to
4536 (Descriptors::claim_for_plugin): Remove.
4537 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4538 (Descriptors::is_claimed): Remove.
4539 (claim_descriptor_for_plugin): Remove.
4540 * fileread.cc (File_read::claim_for_plugin): Remove.
4541 * fileread.h (File_read::claim_for_plugin): Remove.
4542 (File_read::descriptor): Reopen descriptor if necessary.
4543 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4544 (Plugin_manager::all_symbols_read): Add task parameter. Change
4546 (Plugin_manager::get_input_file): New function.
4547 (Plugin_manager::release_input_file): New function.
4548 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4549 corresponding data member.
4550 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4551 and pass to base constructor. Change all callers.
4552 (get_input_file, release_input_file): New functions.
4553 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4554 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4555 (Plugin_manager::all_symbols_read): Add task parameter.
4556 (Plugin_manager::get_input_file): New function.
4557 (Plugin_manager::release_input_file): New function.
4558 (Plugin_manager::task_): New data member.
4559 (Pluginobj::Pluginobj): Add filesize parameter.
4560 (Pluginobj::filename): New function.
4561 (Pluginobj::descriptor): New function.
4562 (Pluginobj::filesize): New function.
4563 (Pluginobj::filesize_): New data member.
4564 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4565 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4566 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4568 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4569 with archive libraries.
4570 * testsuite/Makefile.in: Regenerate.
4571 * testsuite/plugin_test.c (struct sym_info): New type.
4572 (get_input_file, release_input_file): New static variables.
4573 (onload): Capture new transfer vector entries.
4574 (claim_file_hook): Stop reading at end of file according to filesize.
4575 Factor out parsing of readelf output into separate function.
4576 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4577 APIs and get the source file name from the symbol table. Convert
4578 source file name to corresponding object file name. Print info
4579 message when adding new input files.
4580 (parse_readelf_line): New function.
4581 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4582 * testsuite/plugin_test_2.sh: Likewise.
4583 * testsuite/plugin_test_3.sh: Likewise.
4584 * testsuite/plugin_test_4.sh: New test case.
4586 2009-01-07 Ian Lance Taylor <iant@google.com>
4588 * version.cc (version_string): Bump to 1.8.
4590 2008-12-23 Cary Coutant <ccoutant@google.com>
4592 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4593 * plugin.cc (Plugin_manager::finish): Rename as
4594 layout_deferred_objects. Move cleanup to separate function.
4595 (Plugin_manager::cleanup): New function.
4596 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4598 * plugin.h (Plugin_manager::finish): Rename as
4599 layout_deferred_objects.
4600 (Plugin_manager::cleanup): New function.
4601 (Plugin_manager::cleanup_done): New field.
4603 2008-12-23 Cary Coutant <ccoutant@google.com>
4605 * plugin.cc (is_visible_from_outside): New function.
4606 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4607 so we don't return "IR only" status for exported symbols or -r links.
4609 * testsuite/Makefile.am (plugin_test_3): New test case.
4610 * testsuite/Makefile.in: Regenerate.
4611 * testsuite/plugin_test_3.sh: New file.
4613 2008-12-22 Cary Coutant <ccoutant@google.com>
4615 * object.cc (Sized_relobj::layout_section): New function.
4616 (Sized_relobj::do_layout): Defer layout of input sections until after
4617 plugin has provided replacement files.
4618 (Sized_relobj::do_layout_deferred_sections): New function.
4619 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4620 (Relobj::layout_deferred_sections): New function.
4621 (Relobj::do_layout_deferred_sections): New function.
4622 (Sized_relobj::do_layout_deferred_sections): New function.
4623 (Sized_relobj::layout_section): New function.
4624 (Sized_relobj::Deferred_layout): New structure.
4625 (Sized_relobj::deferred_layout_): New field.
4626 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4627 Change all callers. Layout deferred sections.
4628 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4630 (Plugin_hook::run): Move code from do_plugin_hook inline.
4631 (Plugin_hook::do_plugin_hook): Remove.
4632 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4633 (Plugin_manager::finish): Renamed, was cleanup.
4634 (Plugin_manager::should_defer_layout): New function.
4635 (Plugin_manager::add_deferred_layout_object): New function.
4636 (Plugin_manager::Deferred_layout_list): New type.
4637 (Plugin_manager::deferred_layout_objects_): New field.
4638 (Plugin_hook::do_plugin_hook): Remove.
4640 2008-12-17 Ian Lance Taylor <iant@google.com>
4642 * options.h (class General_options): Add --no case for
4645 2008-12-16 Cary Coutant <ccoutant@google.com>
4647 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4649 (Plugin_manager::claim_file): Create plugin object even if
4650 plugin did not call the add_symbols callback.
4651 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4652 asking for more symbols than were added.
4653 * testsuite/Makefile.am (plugin_test_1): Add test case with
4655 (empty.syms): New target.
4656 * testsuite/Makefile.in: Regenerate.
4657 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4658 message. Don't call add_symbols if no globals.
4659 (all_symbols_read_hook): Don't provide replacement for empty
4662 2008-12-12 Ian Lance Taylor <iant@google.com>
4664 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4665 r_type == 0 for a local symbol with r_sym == 0.
4666 (scan_relocatable_relocs): Pass r_sym to
4667 local_non_section_strategy.
4668 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4671 * configure.ac: Update test for TLS descriptors: they are
4672 supported as of glibc 2.9.
4673 * configure: Rebuild.
4675 2008-12-11 Ian Lance Taylor <iant@google.com>
4678 * target-reloc.h (Default_scan_relocatable_relocs): For each
4679 function, map r_type == 0 to RELOC_DISCARD.
4681 2008-12-10 Cary Coutant <ccoutant@google.com>
4683 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4684 object to override a kept COMDAT group from a plugin object.
4686 2008-12-09 Ian Lance Taylor <iant@google.com>
4689 * yyscript.y (file_cmd): Handle INPUT.
4691 * testsuite/initpri1.c: Change all declarations to be full
4692 prototypes by adding void, to avoid compiler warnings.
4694 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4696 * options.cc (General_options::parse_plugin_opt): New.
4697 (General_options::add_plugin): The argument now is just the filename.
4698 (General_options::add_plugin_option): New.
4699 * options.h (plugin_opt): New.
4700 (add_plugin): Change argument name.
4701 (add_plugin_option): New.
4702 * plugin.cc (Plugin::load): Don't parse the plugin option.
4703 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4704 (Plugin::add_option): New.
4705 (Plugin::args_): Change type.
4706 (Plugin::filename_): New.
4707 (Plugin_manager::add_plugin_option): New.
4708 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4709 * testsuite/Makefile.in: Regenerate.
4711 2008-12-05 Cary Coutant <ccoutant@google.com>
4713 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4714 Handle --strip-lto-sections option.
4715 * options.h (strip_lto_sections): New option.
4717 2008-12-01 Cary Coutant <ccoutant@google.com>
4719 * plugin.cc (ld_plugin_message): Change format parameter to const.
4720 Fix mismatch between new[] and delete.
4722 2008-11-14 Cary Coutant <ccoutant@google.com>
4724 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4727 2008-11-05 Craig Silverstein <csilvers@google.com>
4729 * options.cc (General_options::parse_dynamic_list): New function.
4730 * options.h (General_options): New flags dynamic_list,
4731 dynamic_list_data, dynamic_list_cpp_new, and
4732 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4733 (General_options::in_dynamic_list): New function.
4734 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4735 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4736 (Lex::can_continue_name): Likewise.
4738 (read_script_file): New parameter script_options.
4739 (read_dynamic_list): New function.
4740 (Script_options::define_dynamic_list): New function.
4741 (dynamic_list_keyword_parsecodes): New variable.
4742 (dynamic_list_keywords): New variable.
4743 * script.h (Script_options::define_dynamic_list): New function
4745 (read_dynamic_list): New function prototype.
4746 * symtab.cc (strprefix): New macro.
4747 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4748 dynamic_list_data, dynamic_list_cpp_new, and
4749 dynamic_list_cpp_typeinfo.
4750 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4751 (dynamic_list_expr): New rule.
4752 (dynamic_list_nodes): Likewise.
4753 (dynamic_list_node): Likewise.
4754 * testsuite/Makefile.am (dynamic_list): New test.
4755 * testsuite/Makefile.in: Regenerated.
4756 * testsuite/dynamic_list.t: New file.
4757 * testsuite/dynamic_list.sh: New file.
4759 2008-11-05 Craig Silverstein <csilvers@google.com>
4761 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4762 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4763 (t11_last): Likewise.
4764 * testsuite/ver_test_6.c (main): Likewise.
4766 2008-10-07 Cary Coutant <ccoutant@google.com>
4768 * options.c (General_options::finalize): Add check for -static and
4770 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4773 2008-10-02 Cary Coutant <ccoutant@google.com>
4775 * plugin.cc (make_sized_plugin_object): Fix conditional
4776 compilation to work when not all targets are enabled.
4778 2008-09-29 Cary Coutant <ccoutant@google.com>
4780 * archive.cc (Archive::get_file_and_offset): Use filename instead
4781 of name to get library path.
4782 (Archive::include_member): Unlock external member of a thin archive.
4784 * testsuite/Makefile.am (TEST_AR): New variable.
4785 (thin_archive_test_1): New test.
4786 (thin_archive_test_2): New test.
4787 * testsuite/Makefile.in: Regenerate.
4788 * testsuite/thin_archive_main.cc: New file.
4789 * testsuite/thin_archive_test_1.cc: New file.
4790 * testsuite/thin_archive_test_2.cc: New file.
4791 * testsuite/thin_archive_test_3.cc: New file.
4792 * testsuite/thin_archive_test_4.cc: New file.
4794 2008-09-29 Cary Coutant <ccoutant@google.com>
4796 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4797 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4799 (Sized_relobj::do_finalize_local_symbols): Likewise.
4800 (Sized_relobj::map_to_kept_section): Likewise.
4801 * object.h (Sized_relobj::invalid_address): New constant.
4802 (Sized_relobj::do_output_section_offset): Check for invalid_address
4804 * output.cc (Output_reloc::local_section_offset): Use constant
4805 invalid_address instead of -1U.
4806 (Output_reloc::get_address): Likewise.
4807 (Output_section::output_address): Change -1U to -1ULL.
4808 * output.h (Output_reloc::invalid_address): New constant.
4809 * reloc.cc (Sized_relobj::write_sections): Use constant
4810 invalid_address instead of -1U.
4811 (Sized_relobj::relocate_sections): Likewise.
4812 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4813 values for merge sections.
4814 * target-reloc.h (relocate_for_relocatable): Use constant
4815 invalid_address instead of -1U.
4817 2008-09-19 Cary Coutant <ccoutant@google.com>
4819 Add plugin functionality for link-time optimization (LTO).
4820 * configure.ac (plugins): Add --enable-plugins option.
4821 * configure: Regenerate.
4822 * config.in: Regenerate.
4823 * Makefile.am (LIBDL): New variable.
4824 (CCFILES): Add plugin.cc.
4825 (HFILES): Add plugin.h.
4826 (ldadd_var): Add LIBDL.
4827 * Makefile.in: Regenerate.
4829 * archive.cc: Include "plugin.h".
4830 (Archive::setup): Don't preread archive symbols when using a plugin.
4831 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4832 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4834 (Archive::include_member): Add symbols from plugin objects.
4835 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4836 * descriptors.cc (Descriptors::open): Check for file descriptors
4837 abandoned by plugins.
4838 (Descriptors::claim_for_plugin): New function.
4839 * descriptors.h (Descriptors::claim_for_plugin): New function.
4840 (Open_descriptor::is_claimed): New field.
4841 (claim_descriptor_for_plugin): New function.
4842 * fileread.cc (File_read::claim_for_plugin): New function.
4843 * fileread.h (File_read::claim_for_plugin): New function.
4844 (File_read::descriptor): New function.
4845 * gold.cc: Include "plugin.h".
4846 (queue_initial_tasks): Add task to call plugin hooks for generating
4848 * main.cc: Include "plugin.h".
4849 (main): Load plugin libraries.
4850 * object.h (Pluginobj): Declare.
4851 (Object::pluginobj): New function.
4852 (Object::do_pluginobj): New function.
4853 (Object::set_target): New function.
4854 * options.cc: Include "plugin.h".
4855 (General_options::parse_plugin): New function.
4856 (General_options::General_options): Initialize plugins_ field.
4857 (General_options::add_plugin): New function.
4858 * options.h (Plugin_manager): Declare.
4859 (General_options): Add --plugin option.
4860 (General_options::has_plugins): New function.
4861 (General_options::plugins): New function.
4862 (General_options::add_plugin): New function.
4863 (General_options::plugins_): New field.
4864 * plugin.cc: New file.
4865 * plugin.h: New file.
4866 * readsyms.cc: Include "plugin.h".
4867 (Read_symbols::do_read_symbols): Check for archive before checking
4868 for ELF file. Call plugin hooks to claim files.
4869 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4870 from a real object file; force override when processing replacement
4872 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4873 (Symbol::init_base_object): Likewise.
4874 (Symbol::init_base_output_data): Likewise.
4875 (Symbol::init_base_output_segment): Likewise.
4876 (Symbol::init_base_constant): Likewise.
4877 (Symbol::init_base_undefined): Likewise.
4878 (Symbol::output_section): Assert that object is not a plugin.
4879 (Symbol_table::add_from_pluginobj): New function.
4880 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4882 (Symbol_table::sized_write_globals): Likewise.
4883 (Symbol_table::add_from_pluginobj): Instantiate template.
4884 * symtab.h (Sized_pluginobj): Declare.
4885 (Symbol::in_real_elf): New function.
4886 (Symbol::set_in_real_elf): New function.
4887 (Symbol::in_real_elf_): New field.
4888 (Symbol_table::add_from_pluginobj): New function.
4890 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4891 (LIBDL): New variable.
4893 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4894 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4895 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4896 (MOSTLYCLEANFILES): Likewise.
4897 * testsuite/Makefile.in: Regenerate.
4898 * testsuite/plugin_test.c: New file.
4899 * testsuite/plugin_test_1.sh: New file.
4900 * testsuite/plugin_test_2.sh: New file.
4902 2008-09-16 Ian Lance Taylor <iant@google.com>
4904 * target-reloc.h (relocate_section): Check whether a symbol is
4905 defined by the ABI before reporting an undefined symbol error.
4906 * target.h (Target::is_defined_by_abi): Make parameter const.
4907 (Target::do_is_defined_by_abi): Likewise.
4908 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4909 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4910 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4911 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4912 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4913 * testsuite/Makefile.in: Rebuild.
4915 * fileread.cc (make_view): Add casts to avoid warning.
4917 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4919 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4920 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4922 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4924 * options.h (General_options::output_is_executable): New.
4925 (General_options::output_is_pie): New.
4926 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4927 for shared libraries.
4928 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4930 2008-09-11 Chris Demetriou <cgd@google.com>
4932 * options.h (origin): New -z option.
4933 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4934 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4937 2008-09-05 Cary Coutant <ccoutant@google.com>
4939 * fileread.cc (File_read::make_view): Add check for attempt to map
4942 2008-09-05 Cary Coutant <ccoutant@google.com>
4944 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4945 explicit instantiations.
4947 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4950 * options.cc (General_options::finalize): Allow undefined symbols
4951 in shlibs if linking -shared.
4954 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4955 symbols as not needing a dynsym entry.
4957 2008-08-20 Craig Silverstein <csilvers@google.com>
4959 * fileread.cc (File_read::open): Do not lock the file unless it
4960 was successfully opened.
4962 2008-08-14 Cary Coutant <ccoutant@google.com>
4964 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4965 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4966 * testsuite/tls_test.cc (struct int128): 128-bit struct
4967 for testing TLS relocs with non-zero addend.
4968 (v12): New TLS variable.
4970 (t_last): Add check for v12.
4971 * testsuite/tls_test.h (t12): New function.
4972 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4974 2008-08-13 Ian Lance Taylor <iant@google.com>
4976 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4977 set tls_segment_ or relro_segment_.
4978 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4980 * output.h (Output_section::clear_is_relro): New function.
4981 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4982 sections specially even when output_data_ is empty.
4983 (Output_segment::maximum_alignment): When first section is relro,
4984 only force alignment for PT_LOAD segments.
4985 * script.cc (script_data_segment_align): New function.
4986 (script_data_segment_relro_end): New function.
4987 * script-c.h (script_data_segment_align): Declare.
4988 (script_data_segment_relro_end): Declare.
4989 * script-sections.h (class Script_sections): Declare
4990 data_segment_align and data_segment_relro_end. Add fields
4991 segment_align_index_ and saw_relro_end_.
4992 * script-sections.cc (class Sections_element): Add set_is_relro
4993 virtual function. Add new bool* parameter to place_orphan_here.
4994 Add get_output_section virtual function.
4995 (class Output_section_definition): Add set_is_relro. Add new
4996 bool* parameter to place_orphan_here. Add get_output_section.
4997 Add is_relro_ field.
4998 (Output_section_definition::Output_section_definition): Initialize
4999 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5000 and is_relro_ fields.
5001 (Output_section_definition::place_orphan_here): Add is_relro
5003 (Output_section_definition::set_section_addresses): Set relro for
5005 (Output_section_definition::alternate_constraint): Likewise.
5006 (class Orphan_output_section): Add new bool* parameter to
5007 place_orphan_here. Add get_output_section.
5008 (Orphan_output_section::place_orphan_here): Add is_relro
5010 (Script_sections::Script_sections): Initialize
5011 data_segment_align_index_ and saw_relro_end_.
5012 (Script_sections::data_segment_align): New function.
5013 (Script_sections::data_segment_relro_end): New function.
5014 (Script_sections::place_orphan): Set or clear is_relro.
5015 (Script_sections::set_section_addresses): Force alignment of first
5017 * yyscript.y (exp): Call script_data_segment_align and
5018 script_data_segment_relro_end.
5019 * testsuite/relro_script_test.t: New file.
5020 * testsuite/relro_test.cc (using_script): Declare.
5021 (t1, t2): Test using_script.
5022 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5023 (relro_script_test_SOURCES): Define.
5024 (relro_script_test_DEPENDENCIES): Define.
5025 (relro_script_test_LDFLAGS): Define.
5026 (relro_script_test_LDADD): Define.
5027 (relro_script_test.so): New target.
5028 * testsuite/Makefile.in: Rebuild.
5030 2008-08-06 Cary Coutant <ccoutant@google.com>
5032 * archive.cc (Archive::total_archives, Archive::total_members)
5033 (Archive::total_members_loaded): New variables.
5034 (Archive::setup): Add parameter. Add option to preread
5036 (Archive::read_armap): Add counter.
5037 (Archive::get_file_and_offset): New function.
5038 (Archive::get_elf_object_for_member): New function.
5039 (Archive::read_all_symbols): New function.
5040 (Archive::read_symbols): New function.
5041 (Archive::add_symbols): Add counters.
5042 (Archive::include_all_members): Use armap to find members if it's
5044 (Archive::include_member): Skip reading symbols if already read.
5045 Factored code into Archive::get_file_and_offset and
5046 Archive::get_elf_object_for_member. Changed call to
5047 Mapfile::report_include_archive_member.
5048 (Archive::print_stats): New function.
5049 * archive.h: Declare Object and Read_symbols_data classes.
5050 (Archive::Archive): Add initializers for new members.
5051 (Archive::setup): Add parameter.
5052 (Archive::print_stats): New function.
5053 (Archive::total_archives, Archive::total_members)
5054 (Archive::total_members_loaded): New variables.
5055 (Archive::get_file_and_offset): New function.
5056 (Archive::get_elf_object_for_member): New function.
5057 (Archive::read_all_symbols): New function.
5058 (Archive::read_symbols): New function.
5059 (Archive::Archive_member): New class.
5060 (Archive::members_): New member.
5061 (Archive::num_members_): New member.
5062 * main.cc: Include archive.h.
5063 (main): Call Archive::print_stats.
5064 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5065 archive parameter; member_name is now the fully-decorated name.
5066 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5067 * options.h: (General_options): Add --preread-archive-symbols option.
5068 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5071 2008-08-04 Ian Lance Taylor <iant@google.com>
5073 * symtab.h (Symbol::use_plt_offset): New function.
5074 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5075 * powerpc.cc (Relocate::relocate): Likewise.
5076 * sparc.cc (Relocate::relocate): Likewise.
5077 * x86_64.cc (Relocate::relocate): Likewise.
5078 * testsuite/weak_plt.sh: New test.
5079 * testsuite/weak_plt_main.cc: New test.
5080 * testsuite/weak_plt_shared.cc: New test.
5081 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5082 (check_PROGRAMS): Add weak_plt.
5083 (check_DATA): Add weak_plt_shared.so.
5084 (weak_plt_main_pic.o, weak_plt): New targets.
5085 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5086 * testsuite/Makefile.in: Rebuild.
5088 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5090 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5091 * testsuite/Makefile.in: Rebuild.
5093 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5095 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5096 * Makefile.in: Regenerate.
5097 * po/POTFILES.in: Regenerate.
5099 2008-07-29 Ian Lance Taylor <iant@google.com>
5101 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5102 symbols before other symbols.
5103 * testsuite/script_test_2.cc (test_addr): Declare.
5104 (test_addr_alias): Declare.
5105 (main): Check that test_addr and test_addr_alias have the right
5107 * testsuite/script_test_2.t: Define test_addr_alias and
5110 2008-07-24 Ian Lance Taylor <iant@google.com>
5113 * descriptors.cc: New file.
5114 * descriptors.h: New file.
5115 * gold-threads.h (class Hold_optional_lock): New class.
5116 * fileread.cc: Include "descriptors.h".
5117 (File_read::~File_read): Release descriptor rather than closing
5119 (File_read::open) [file]: Call open_descriptor rather than open.
5120 Set is_descriptor_opened_.
5121 (File_read::open) [memory]: Assert that descriptor is not open.
5122 (File_read::reopen_descriptor): New function.
5123 (File_read::release): Release descriptor.
5124 (File_read::do_read): Make non-const. Reopen descriptor.
5125 (File_read::read): Make non-const.
5126 (File_read::make_view): Reopen descriptor.
5127 (File_read::do_readv): Likewise.
5128 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5129 Update declarations.
5130 * layout.cc: Include "descriptors.h".
5131 (Layout::create_build_id): Use open_descriptor rather than open.
5132 * output.cc: Include "descriptors.h".
5133 (Output_file::open): Use open_descriptor rather than open.
5134 * archive.cc (Archive::const_iterator): Change Archive to be
5136 (Archive::begin, Archive::end): Make non-const.
5137 (Archive::count_members): Likewise.
5138 * archive.h (class Archive): Update declarations.
5139 * object.h (Object::read): Make non-const.
5140 * Makefile.am (CCFILES): Add descriptors.cc.
5141 (HFILES): Add descriptors.h.
5142 * Makefile.in: Rebuild.
5145 * gold.h: Always include <clocale>. Add Solaris workarounds
5146 following code in binutils/sysdep.h.
5149 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5150 this->eh_frame_hdr_ is NULL before using it.
5152 * dynobj.cc (Versions::Versions): Update comment.
5154 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5155 the base version name.
5157 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5158 array size plus one.
5159 (Stringpool_template::set_string_offsets): Subtract one from key
5160 before using it as an array index.
5161 (Stringpool_template::get_offset_with_length): Likewise.
5162 (Stringpool_template::write_to_buffer): Likewise.
5163 * stringpool.h (Stringpool_template::get_offset_from_key):
5166 2008-07-23 Ian Lance Taylor <iant@google.com>
5169 * object.h (Merged_symbol_value::value): Do our best to handle a
5173 * script.cc (Version_script_info::get_versions): Don't add empty
5174 version tag to return value.
5175 (Version_script_info::get_symbol_version_helper): Change return
5176 type to bool. Add pversion parameter. Change all callers.
5177 (script_register_vers_node): Don't require a non-NULL tag.
5178 * script.h (class Version_script_info): Update declarations.
5179 (Version_script_info::get_symbol_version): Change return type to
5180 bool. Add version parameter. Change all callers.
5181 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5182 handling. Handle an empty version from a version script.
5183 (Symbol_table::define_special_symbol): Likewise.
5184 * testsuite/ver_test_10.script: New file.
5185 * testsuite/ver_test_10.sh: New file.
5186 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5187 (check_DATA): Add ver_test_10.syms.
5188 (ver_test_10.syms, ver_test_10.so): New target.
5189 * testsuite/Makefile.in: Rebuild.
5191 2008-07-23 Simon Baldwin <simonb@google.com>
5193 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5194 to zero for undefined symbols from dynamic libraries.
5196 2008-07-23 Ian Lance Taylor <iant@google.com>
5198 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5200 * symtab.h (class Symbol_table): Update declaration.
5201 * testsuite/ver_test_9.cc: New file.
5202 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5203 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5204 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5205 (ver_test_9.so, ver_test_9.o): New targets.
5206 * testsuite/Makefile.in: Rebuild.
5208 2008-07-22 Ian Lance Taylor <iant@google.com>
5210 * options.h (class General_options): Define --check-sections.
5211 * layout.cc (Layout::set_segment_offsets): Handle
5214 * options.h (class General_options): Define -n/--nmagic and
5216 * options.cc (General_options::finalize): For -n/--nmagic or
5217 -N/--omagic, set -static.
5218 * layout.cc (Layout::attach_allocated_section_to_segment): If
5219 -N/--omagic, don't put read-only and read-write sections in
5221 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5222 finding a read-only segment.
5223 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5224 don't set the minimum segment alignment to the common page size,
5225 and don't set the file offset to the address modulo the page size.
5226 * script-sections.cc (Script_sections::create_segments): If
5227 -n/--omagic, don't put read-only and read-write sections in
5230 * cref.cc: New file.
5232 * options.h (class General_options): Add --print-symbol-counts.
5233 * main.cc (main): Issue defined symbol report if requested.
5234 * archive.cc (Archive::interpret_header): Make into a const member
5236 (Archive::add_symbols): Call Input_objects::archive_start and
5238 (Archive::const_iterator): Define new class.
5239 (Archive::begin, Archive::end): New functions.
5240 (Archive::include_all_members): Rewrite to use iterator.
5241 (Archive::count_members): New function.
5242 * archive.h (class Archive): Update declarations.
5243 (Archive::filename): New function.
5244 * object.cc: Include "cref.h".
5245 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5246 (Sized_relobj::do_get_global_symbol_counts): New function.
5247 (Input_objects::add_object): Add object to cross-referencer.
5248 (Input_objects::archive_start): New function.
5249 (Input_objects::archive_stop): New function.
5250 (Input_objects::print_symbol_counts): New function.
5251 * object.h: Declare Cref and Archive.
5252 (Object::get_global_symbol_counts): New function.
5253 (Object::do_get_global_symbol_counts): New pure virtual function.
5254 (class Sized_relobj): Add defined_count_ field. Update
5256 (class Input_objects): Add cref_ field. Update constructor.
5257 Update declarations.
5258 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5260 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5262 (Sized_dynobj::do_get_global_symbol_counts): New function.
5263 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5264 defined_count_. Update declarations. Define Symbols typedef.
5265 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5266 parameter. Change all callers.
5267 (Symbol_table::add_from_dynobj): Add sympointers and defined
5268 parameters. Change all callers.
5269 * symtab.h (class Symbol_table): Update declarations.
5270 * Makefile.am (CCFILES): Add cref.cc.
5271 (HFILES): Add cref.h.
5272 * Makefile.in: Rebuild.
5274 2008-07-22 Simon Baldwin <simonb@google.com>
5276 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5277 to zero when writing undefined symbols.
5279 2008-07-22 Ian Lance Taylor <iant@google.com>
5281 * output.cc (Output_section::add_input_section): Don't try to
5282 merge empty merge sections.
5284 2008-07-21 Craig Silverstein <csilvers@google.com>
5286 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5287 Include symbol version in error message.
5289 2008-07-20 Chris Demetriou <cgd@google.com>
5291 * configure.ac (gold_cv_c_random_seed): New configured variable.
5292 (RANDOM_SEED_CFLAGS): New substituted variable.
5293 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5294 * configure: Rebuild.
5295 * Makefile.in: Likewise.
5296 * testsuite/Makefile.in: Likewise.
5298 2008-07-18 Ian Lance Taylor <iant@google.com>
5300 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5301 where we see NAME/NULL and NAME/VERSION as separate symbols.
5302 * testsuite/ver_test_main.cc (main): Call t4.
5303 (t4, t4_2a): Define.
5304 * testsuite/ver_test_2.cc (t4_2): Define.
5305 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5306 * testsuite/ver_test_4.cc (t4_2a): Define.
5307 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5308 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5310 2008-07-17 Ian Lance Taylor <iant@google.com>
5312 * dynobj.cc (Versions::add_def): If we give an error about a
5313 missing version, go ahead and create the version anyhow.
5315 2008-07-10 Ian Lance Taylor <iant@google.com>
5317 Handle output sections with more than 0x7fffffff bytes.
5318 * object.h (class Relobj): Change map_to_output_ to
5319 output_sections_, and just keep a section pointer. Change all
5320 uses. Move comdat group support to Sized_relobj.
5321 (Relobj::is_section_specially_mapped): Remove.
5322 (Relobj::output_section): Remove poff parameter. Change all
5324 (Relobj::output_section_offset): New function.
5325 (Relobj::set_section_offset): Rewrite.
5326 (Relobj::map_to_output): Remove.
5327 (Relobj::output_sections): New function.
5328 (Relobj::do_output_section_offset): New pure virtual function.
5329 (Relobj::do_set_section_offset): Likewise.
5330 (class Sized_relobj): Add section_offsets_ field. Add comdat
5331 group support from Relobj. Update declarations.
5332 (Sized_relobj::get_output_section_offset): New function.
5333 (Sized_relobj::do_output_section_offset): New function.
5334 (Sized_relobj::do_set_section_offset): New function.
5335 * object.cc (Relobj::output_section_address): Remove.
5336 (Sized_relobj::Sized_relobj): Initialize new fields.
5337 (Sized_relobj::include_section_group): Cast find_kept_object to
5339 (Sized_relobj::include_linkonce_section): Likewise.
5340 (Sized_relobj::do_layout): Use separate arrays for output section
5342 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5344 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5345 output_sections and section_offsets.
5346 (Sized_relobj::write_local_symbols): Likewise.
5347 (map_to_kept_section): Compute output address directly.
5348 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5349 output_sections and section_offsets.
5350 (Sized_relobj::write_sections): Likewise.
5351 (Sized_relobj::relocate_sections): Likewise.
5352 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5353 * output.h (class Output_reloc): Update declarations. Change
5354 u2_.relobj to Sized_relobj*.
5355 (class Output_data_reloc): Change add functions to use
5357 * output.cc (Output_reloc::Output_reloc): Change relobj to
5359 (Output_reloc::local_section_offset): Change return type to
5360 Elf_Addr. Use get_output_section_offset.
5361 (Output_reloc::get_address): Likewise.
5362 (Output_section::is_input_address_mapped): Don't call
5363 is_section_specially_mapped.
5364 (Output_section::output_offset): Likewise.
5365 (Output_section::output_address): Likewise.
5366 (Output_section::starting_output_address): Likewise.
5367 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5368 parameter to Sized_relobj*.
5369 (Copy_relocs::need_copy_reloc): Likewise.
5370 (Copy_relocs::save): Likewise.
5371 * copy-relocs.h (class Copy_relocs): Update declarations.
5372 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5373 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5374 * target-reloc.h (relocate_for_relocatable): Change
5375 offset_in_output_section type to Elf_Addr. Change code that uses
5377 * layout.cc (Layout::layout): Always set *off.
5378 * mapfile.cc (Mapfile::print_input_section): Use
5379 output_section_offset.
5380 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5382 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5383 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5384 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5386 2008-07-03 Ian Lance Taylor <iant@google.com>
5388 * layout.cc (Layout::include_section): Do not discard unrecognized
5389 SHT_STRTAB sections.
5391 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5393 * script.cc (Lex::can_continue_name): Make '?' allowable in
5394 version-script names.
5395 * testsuite/version_script.map: Change glob pattern to use '?'
5397 2008-06-30 Manish Singh <yosh@gimp.org>
5400 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5403 2008-06-30 Ian Lance Taylor <iant@google.com>
5407 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5408 versions]: Don't try to read the value in the contents, since we
5409 don't use it. Use the template endianness when writing.
5411 2008-06-25 Cary Coutant <ccoutant@google.com>
5413 * fileread.cc (File_read::make_view): Assert on zero-length view.
5414 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5415 symbol table when there are no symbols to read.
5417 2008-06-23 Craig Silverstein <csilvers@google.com>
5419 * version.cc (version_string): Bump to 1.7
5421 2008-06-18 Craig Silverstein <csilvers@google.com>
5423 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5424 constant 0xFFFF to type Valtype.
5425 (Powerpc_relocate_functions::rel16_ha): Likewise.
5427 2008-06-17 Ian Lance Taylor <iant@google.com>
5429 * output.h (Output_section::Input_section): Initialize p2align_ to
5430 zero for Output_section_data constructors.
5431 (Output_section::Input_section::addralign): If not an input
5432 section, return the alignment of the Output_section_data.
5433 * testsuite/copy_test.cc: New file.
5434 * testsuite/copy_test_1.cc: New file.
5435 * testsuite/copy_test_2.cc: New file.
5436 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5437 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5438 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5439 (copy_test_1_pic.o, copy_test_1.so): New targets.
5440 (copy_test_2_pic.o, copy_test_2.so): New targets.
5441 * testsuite/Makefile.in: Rebuild.
5443 * script-sections.cc (Script_sections::place_orphan): Initialize
5444 local variable exact.
5446 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5448 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5450 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5451 David S. Miller <davem@davemloft.net>
5453 * powerpc.cc: New file.
5454 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5455 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5456 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5457 * Makefile.in: Rebuild.
5459 2008-06-09 Ian Lance Taylor <iant@google.com>
5461 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5463 (throwing, orig_terminate): New static variables.
5464 (terminate_handler): New static function.
5465 (t2): Set terminate handler.
5467 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5470 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5473 2008-05-30 Cary Coutant <ccoutant@google.com>
5475 * archive.cc (Archive::include_all_members) Correct to step
5476 over symbol table and extended name table in thin archives.
5478 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5481 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5484 2008-05-28 Caleb Howe <cshowe@google.com>
5486 * reduced_debug_output.cc: New file.
5487 * reduced_debug_output.h: New file.
5488 * options.h (class General_options): Add --strip-debug-non-line.
5489 * options.cc (General_options::finalize): Add strip_debug_non_line
5490 to the strip heirarchy.
5491 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5493 * layout.cc: Include "reduced_debug_output.h".
5494 (Layout::Layout): Initialize new fields.
5495 (line_only_debug_sections): New static array.
5496 (is_lines_only_debug_sections): New static inline function.
5497 (Layout::include_section): Handle --strip-debug-non-line.
5498 (Layout::make_output_section): If --strip-debug-non-line, build
5499 new output sections for .debug_abbrev and .debug_info.
5500 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5501 gold. Warn about possible overflow.
5502 (read_signed_LEB_128): Likewise.
5503 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5504 (read_signed_LEB_128): Declare.
5505 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5506 (HFILES): Add reduced_debug_output.h.
5507 * Makefile.in: Rebuild.
5509 2008-05-21 Ian Lance Taylor <iant@google.com>
5511 * mapfile.cc: New file.
5512 * mapfile.h: New file.
5513 * options.h (class General_options): Add -M/--print-map and -Map.
5514 * options.cc (General_options::finalize): Make -M equivalent to
5516 * main.cc: Include <cstdio> and "mapfile.h".
5517 (main): Open mapfile if requested.
5518 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5519 constructor. Change caller.
5520 (queue_initial_tasks): Add mapfile parameter. Change caller.
5521 (queue_middle_tasks): Likewise.
5522 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5524 * archive.cc: Include "mapfile.h".
5525 (Archive::add_symbols): Add mapfile parameter. Change all
5526 callers. Pass mapfile, symbol, and reason to include_member.
5527 (Archive::include_all_members): Add mapfile parameter. Change all
5529 (Archive::include_member): Add mapfile, sym, and why parameters.
5530 Change all callers. Report inclusion to map file.
5531 * archive.h: Include "fileread.h".
5532 (class Archive): Update declarations.
5533 (Archive::file): New const method.
5534 (class Add_archive_symbols): Add mapfile_ field. Update
5535 constructor. Change all callers.
5536 * readsyms.h (class Read_symbols): Likewise.
5537 (class Finish_group): Likewise.
5538 (class Read_script): Likewise.
5539 * common.cc: Include "mapfile.h".
5540 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5542 (Symbol_table::do_allocate_commons): Likewise.
5543 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5544 symbol allocation to mapfile.
5545 * common.h (class Allocate_commons_task): Add mapfile_ field.
5546 Update constructor. Change all callers.
5547 * symtab.h (class Symbol_table): Update declarations.
5548 * layout.cc: Include "mapfile.h".
5549 (Layout_task_runner::run): Print information to mapfile.
5550 (Layout::create_gold_note): Change Output_data_fixed_space to
5551 Output_data_zero_fill.
5552 (Layout::create_build_id): Likewise.
5553 (Layout::print_to_mapfile): New function.
5554 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5555 constructor. Change caller.
5556 (class Layout): Declare print_to_mapfile.
5557 * output.cc (Output_section::Input_section::print_to_mapfile): New
5559 (Output_section::add_input_section): If producing a map, always
5560 add to input_sections_ list.
5561 (Output_section::do_print_to_mapfile): New function.
5562 (Output_segment::print_sections_to_mapfile): New function.
5563 (Output_segment::print_section_list_to_mapfile): New function.
5564 * output.h: Include "mapfile.h".
5565 (Output_data::print_to_mapfile): New function.
5566 (Output_data::do_print_to_mapfile): New virtual function.
5567 (Output_segment_headers::do_print_to_mapfile): New function.
5568 (Output_file_header::do_print_to_mapfile): New function.
5569 (Output_data_const::do_print_to_mapfile): New function.
5570 (class Output_data_const_buffer): Add map_name_ field. Update
5571 constructor. Change all callers. Add do_print_to_mapfile
5573 (class Output_data_fixed_space): Likewise.
5574 (class Output_data_space): Likewise.
5575 (class Output_data_zero_fill): New class.
5576 (Output_data_strtab::do_print_to_mapfile): New function.
5577 (Output_data_reloc_base::do_print_to_mapfile): New function.
5578 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5579 (Output_data_group::do_print_to_mapfile): New function.
5580 (Output_data_got::do_print_to_mapfile): New function.
5581 (Output_data_dynamic::do_print_to_mapfile): New function.
5582 (Output_symtab_xindex::do_print_to_mapfile): New function.
5583 (class Output_section): Declare do_print_to_mapflie. Declare
5584 print_to_mapfile in Input_section.
5585 (class Output_segment): Declare new functions.
5586 * object.h (Sized_relobj::symbol_count): New function.
5587 * script-sections.cc
5588 (Output_section_element_dot_assignment::set_section_addresses):
5589 Change Output_data_fixed_space to Output_data_zero_fill.
5590 (Output_data_expression::do_print_to_mapfile): New function.
5591 * script.cc (read_input_script): Add mapfile parameter. Change
5593 * script.h (read_input_script): Update declaration.
5594 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5595 (Eh_frame::do_print_to_mapfile): New function.
5596 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5597 (Output_merge_string::do_print_to_mapfile): New function.
5598 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5600 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5602 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5604 * Makefile.am (CCFILES): Add mapfile.cc.
5605 (HFILES): Add mapfile.h.
5606 * Makefile.in: Rebuild.
5608 2008-05-19 Ian Lance Taylor <iant@google.com>
5610 * options.h (class General_options): Add -z relro.
5611 * layout.cc (Layout::Layout): Initialize relro_segment_.
5612 (Layout::add_output_section_data): Return the output section.
5613 (Layout::make_output_section): Rcognize relro sections and mark
5615 (Layout::attach_allocated_section_to_segment): Put relro sections
5616 in a PT_GNU_RELRO segment.
5617 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5619 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5621 (Layout::linkonce_mapping): Map d.rel.ro.local to
5623 (Layout::output_section_name): Us .data.rel.ro.local for any
5624 section which begins with that.
5625 * layout.h (class Layout): Update add_output_section_data
5626 declaration. Add relro_segment_ field.
5627 * output.cc (Output_section::Output_section): Initialize is_relro_
5628 and is_relro_local_ fields.
5629 (Output_segment::add_output_section): Group relro sections.
5630 (Output_segment::is_first_section_relro): New function.
5631 (Output_segment::maximum_alignment): If there is a relro section,
5632 align the segment to the common page size.
5633 (Output_segment::set_section_addresses): Track whether we are
5634 looking at relro sections. If the last section is a relro
5635 section, align to the common page size.
5636 (Output_segment::set_section_list_addresses): Add in_relro
5637 parameter. Change all callers. Align to the page size when
5638 moving from relro to non-relro section.
5639 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5641 * output.h (class Output_section): Add is_relro_ and
5642 is_relro_local_ fields.
5643 (Output_section::is_relro): New function.
5644 (Output_section::set_is_relro): New function.
5645 (Output_section::is_relro_local): New function.
5646 (Output_section::set_is_relro_local): New function.
5647 (class Output_segment): Update declarations.
5648 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5649 * sparc.cc (Target_sparc::got_section): Likewise.
5650 * x86_64.cc (Target_x86_64::got_section): Likewise.
5651 * testsuite/relro_test_main.cc: New file.
5652 * testsuite/relro_test.cc: New file.
5653 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5654 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5655 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5656 (relro_test.so, relro_test_pic.o): New targets.
5657 * testsuite/Makefile.in: Rebuild.
5659 2008-05-16 Ian Lance Taylor <iant@google.com>
5661 * output.cc (Output_segment::add_output_section): Remove front
5663 * output.h (class Output_segment): Remove
5664 add_initial_output_section and overloaded add_output_section.
5665 Update declaration of remaining add_output_section.
5666 * layout.cc (Layout::create_interp): Call add_output_section
5667 rather than add_initial_output_section.
5668 (Layout::finish_dynamic_section): Likewise.
5670 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5671 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5672 know the dynamic type.
5673 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5674 field. Initialize it in constructor.
5675 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5676 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5677 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5680 * output.cc (Output_reloc::get_address): Change return type to
5682 * output.h (class Output_reloc): Update get_address declaration.
5683 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5684 for section addresses.
5686 2008-05-09 Ian Lance Taylor <iant@google.com>
5689 * gold.cc (gold_nomem): Use return value of write.
5691 2008-05-08 Ian Lance Taylor <iant@google.com>
5693 * symtab.c (Symbol::init_base_output_data): Add version
5694 parameter. Change all callers.
5695 (Symbol::init_base_output_segment): Likewise.
5696 (Symbol::init_base_constant): Likewise.
5697 (Symbol::init_base_undefined): Likewise.
5698 (Sized_symbol::init_output_data): Likewise.
5699 (Sized_symbol::init_output_segment): Likewise.
5700 (Sized_symbol::init_constant): Likewise.
5701 (Sized_symbol::init_undefined): Likewise.
5702 (Symbol_table::do_define_in_output_data): If the new symbol has a
5703 version, mark it as the default.
5704 (Symbol_table::do_define_in_output_segment): Likewise.
5705 (Symbol_table::do_define_as_constant): Likewise.
5706 * symtab.h (class Symbol): Update declarations.
5707 (class Sized_symbol): Likewise.
5708 * resolve.cc (Symbol::override_version): New function.
5709 (Symbol::override_base): Call override_version.
5710 (Symbol::override_base_with_special): Likewise.
5711 * testsuite/ver_script_8.script: New file.
5712 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5713 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5714 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5715 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5717 2008-05-06 Ian Lance Taylor <iant@google.com>
5720 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5722 (class General_options): Remove existing --undefined, and add
5723 --no-undefined instead. Add new --undefined as synonym for -u.
5724 * archive.cc (Archive::add_symbols): Check whether symbol was
5726 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5727 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5728 all uses. Add IS_UNDEFINED. Update declarations to split
5729 different versions of init_base. Declare init_base_undefined.
5730 (Symbol::is_defined): Handle IS_UNDEFINED.
5731 (Symbol::is_undefined): Likewise.
5732 (Symbol::is_weak_undefined): Call is_undefined.
5733 (Symbol::is_absolute): Handle IS_CONSTANT.
5734 (class Sized_symbol): Update declarations to split different
5735 versions of init. Declare init_undefined.
5736 (class Symbol_table): Declare new functions.
5737 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5739 (Symbol::init_base_output_data): Likewise.
5740 (Symbol::init_base_output_segment): Likewise.
5741 (Symbol::init_base_constant): Likewise.
5742 (Symbol::init_base_undefined): New function.
5743 (Sized_symbol::init_object): Rename from init. Change all
5745 (Sized_symbol::init_output_data): Likewise.
5746 (Sized_symbol::init_output_segment): Likewise.
5747 (Sized_symbol::init_constant): Likewise.
5748 (Sized_symbol::init_undefined): New function.
5749 (Symbol_table::add_undefined_symbols_from_command_line): New
5751 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5753 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5754 (Symbol::output_section): Likewise.
5755 (Symbol::set_output_section): Likewise.
5756 (Symbol_table::sized_finalize_symbol): Likewise.
5757 (Symbol_table::sized_write_globals): Likewise.
5758 * resolve.cc (Symbol_table::should_override): Likewise.
5759 (Symbol::override_base_with_special): Likewise.
5761 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5762 symbol, change it to have default visibility.
5763 * testsuite/protected_1.cc: New file.
5764 * testsuite/protected_2.cc: New file.
5765 * testsuite/protected_3.cc: New file.
5766 * testsuite/protected_main_1.cc: New file.
5767 * testsuite/protected_main_2.cc: New file.
5768 * testsuite/protected_main_3.cc: New file.
5769 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5770 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5771 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5772 (protected_1.so): New target.
5773 (protected_1_pic.o, protected_2_pic.o): New targets.
5774 (protected_3_pic.o): New target.
5775 (check_PROGRAMS): Add protected_2.
5776 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5777 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5778 * testsuite/Makefile.in: Rebuild.
5780 * options.h (DEFINE_var): Add set_user_set_##varname__.
5781 (DEFINE_bool_alias): New macro.
5782 (class General_options): Define -Bstatic using DEFINE_bool_alias
5783 rather than DEFINE_special. Add --undefined as an alias for -z
5785 * options.cc (General_options::parse_Bstatic): Remove.
5787 * options.h (class General_options): Add --fatal-warnings.
5788 * main.cc (main): Implement --fatal-warnings.
5789 * errors.h (Errors::warning_count): New function.
5791 * options.h (class General_options): Add -Bsymbolic-functions.
5792 * symtab.h (Symbol::is_preemptible): Check for
5793 -Bsymbolic-functions.
5795 2008-05-05 Ian Lance Taylor <iant@google.com>
5797 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5798 as noVARNAME rather than no-VARNAME.
5799 (class General_options): Add option -z combreloc.
5800 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5802 (Output_reloc::sort_before) [SHT_REL]: New function.
5803 (Output_reloc::sort_before) [SHT_RELA]: New function.
5804 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5805 Sort_relocs_comparison.
5806 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5807 parameter. Change all callers.
5808 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5809 sort_relocs parameter. Change all callers.
5810 * output.cc (Output_reloc::get_address): New function, broken out
5812 (Output_reloc::write_rel): Call it.
5813 (Output_reloc::compare): New function.
5814 (Output_data_reloc_base::do_write): Optionally sort relocs.
5816 * configure.ac: If targ_extra_obj is set, link it in.
5817 * configure.tgt: Initialize all variables.
5818 (x86_64*): Set targ_extra_obj and targ_extra_size.
5819 * configure: Rebuild.
5821 * object.cc (Sized_relobj::include_section_group): Adjust section
5822 indexes read from group data. Build vector to pass to
5824 * layout.cc (Layout::layout_group): Add flags and shndxes
5825 parameters. Remove contents parameter. Change caller. Update
5826 explicit instantiations.
5827 * layout.h (class Layout): Update layout_group declaration.
5828 * output.cc (Output_data_group::Output_data_group): Add flags and
5829 input_shndxes parameters. Remove contents parameter. Change
5831 (Output_data_group::do_write): Change input_sections_ to
5833 * output.h (class Output_data_group): Update constructor
5834 declaration. Rename input_sections_ to input_shndxes_.
5835 * testsuite/many_sections_test.cc: Add template.
5837 2008-04-30 Cary Coutant <ccoutant@google.com>
5839 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5841 * layout.cc (Layout::include_section): Refactored check for debug
5843 (Layout::add_comdat): Add new parameters. Change type
5844 of signature parameter. Add object and shndx to signatures table.
5845 (Layout::find_kept_object): New function.
5846 * layout.h: Include <cstring>.
5847 (Layout::is_debug_info_section): New function.
5848 (Layout::add_comdat): Add new parameters.
5849 (Layout::find_kept_object): New function.
5850 (Layout::Kept_section): New struct.
5851 (Layout::Signatures): Change type of map range.
5852 * object.cc (Relobj::output_section_address): New function.
5853 (Sized_relobj::include_section_group): Add new parameters. Change
5854 calls to Layout::add_comdat. Change to build table of kept comdat
5855 groups and table mapping discarded sections to kept sections.
5856 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5857 (Sized_relobj::do_layout): Change calls to include_section_group and
5858 include_linkonce_section.
5859 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5860 value to zero when section is discarded.
5861 (Sized_relobj::map_to_kept_section): New function.
5862 * object.h (Relobj::output_section_address): New function.
5863 (Relobj::Comdat_group): New type.
5864 (Relobj::find_comdat_group): New function.
5865 (Relobj::Comdat_group_table): New type.
5866 (Relobj::Kept_comdat_section): New type.
5867 (Relobj::Kept_comdat_section_table): New type.
5868 (Relobj::add_comdat_group): New function.
5869 (Relobj::set_kept_comdat_section): New function.
5870 (Relobj::get_kept_comdat_section): New function.
5871 (Relobj::comdat_groups_): New field.
5872 (Relobj::kept_comdat_sections_): New field.
5873 (Symbol_value::input_value): Update comment.
5874 (Sized_relobj::map_to_kept_section) New function.
5875 (Sized_relobj::include_linkonce_section): Add new parameter.
5876 * target-reloc.h (Comdat_behavior): New type.
5877 (get_comdat_behavior): New function.
5878 (relocate_section): Add code to map a discarded section to the
5879 corresponding kept section when applying a relocation.
5881 2008-04-30 Craig Silverstein <csilvers@google.com>
5883 * dwarf_reader.cc (next_generation_count): New static var.
5884 (Addr2line_cache_entry): New struct.
5885 (addr2line_cache): New static var.
5886 (Dwarf_line_info::one_addr2line): Added caching.
5887 (Dwarf_line_info::clear_addr2line_cache): New function.
5888 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5889 cache-size parameter.
5890 (Dwarf_line_info::one_addr2line_cache): New function.
5891 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5892 new cache-size argument to one_addr2line(), and clear cache.
5894 2008-04-28 Cary Coutant <ccoutant@google.com>
5896 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5897 R_386_PC8 relocations.
5899 2008-04-23 Ian Lance Taylor <iant@google.com>
5901 * object.cc (Sized_relobj::include_section_group): Check for
5902 invalid section group.
5904 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5907 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5908 than read for file header.
5909 * archive.cc (Archive::include_member): Likewise.
5911 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5913 * aclocal.m4: Regenerate.
5914 * configure: Regenerate.
5916 2008-04-19 Ian Lance Taylor <iant@google.com>
5918 * version.cc (version_string): Bump to 1.6.
5920 * testsuite/Makefile.am (many_sections_r_test): New target.
5921 (many_sections_r_test_SOURCES): Remove.
5922 (many_sections_r_test_DEPENDENCIES): Remove.
5923 (many_sections_r_test_LDFLAGS): Remove.
5924 (many_sections_r_test_LDADD): Remove.
5926 * object.cc (Sized_relobj::do_add_symbols): Always pass
5927 local_symbol_count_ to add_from_relobj.
5929 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5930 every thousand variables.
5931 * testsuite/Makefile.in: Rebuild.
5933 * object.cc (Xindex::initialize_symtab_xindex): New function.
5934 (Xindex::read_symtab_xindex): New function.
5935 (Xindex::sym_xindex_to_shndx): New function.
5936 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5938 (Sized_relobj::do_initialize_xindex): New function.
5939 (Sized_relobj::do_read_symbols): Adjust section links.
5940 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5941 parameter. Change all callers.
5942 (Sized_relobj::include_section_group): Adjust section links and
5943 symbol section indexes.
5944 (Sized_relobj::do_layout): Adjust section links.
5945 (Sized_relobj::do_count_local_symbols): Adjust section links and
5946 symbol section indexes.
5947 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5948 ordinary and special symbols.
5949 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5950 dynsym_xindex parameters. Change all callers. Adjust section
5951 links. Use SHN_XINDEX when needed.
5952 (Sized_relobj::get_symbol_location_info): Adjust section links.
5953 Don't get fooled by special symbols.
5954 * object.h (class Xindex): Define.
5955 (class Object): Add xindex_ parameter. Declare virtual functoin
5956 do_initialize_xindex.
5957 (Object::adjust_sym_shndx): New function.
5958 (Object::set_xindex): New protected function.
5959 (class Symbol_value): Add is_ordinary_shndx_ field.
5960 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5961 (Symbol_value::value): Assert ordinary section.
5962 (Symbol_value::initialize_input_to_output_map): Likewise.
5963 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5965 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5967 (class Sized_relobj): Update declarations.
5968 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5969 parameter. Change all callers.
5970 (Sized_relobj::adjust_shndx): New function.
5971 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5973 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5974 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5975 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5976 (Sized_dynobj::read_dynsym_section): Adjust section links.
5977 (Sized_dynobj::read_dynamic): Likewise.
5978 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5980 (Sized_dynobj::do_initialize_xindex): New function.
5981 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5982 do_initialize_xindex.
5983 (Sized_dynobj::adjust_shndx): New function.
5984 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5985 dynsym_xindex_ fields.
5986 (Layout::finalize): Add a call to set_section_indexes before
5987 creating the symtab sections.
5988 (Layout::set_section_indexes): Don't do anything if the section
5989 already has a section index.
5990 (Layout::create_symtab_sections): Add shnum parameter. Change
5991 caller. Create .symtab_shndx section if needed.
5992 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5994 (Layout::allocated_output_section_count): New function.
5995 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5997 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5998 fields. Update declarations.
5999 (Layout::symtab_xindex): New function.
6000 (Layout::dynsym_xindex): New function.
6001 (class Write_symbols_task): Add layout_ field.
6002 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6004 * output.cc (Output_section_headers::Output_section_headers): Add
6005 shstrtab_section parameter. Change all callers.
6006 (Output_section_headers::do_sized_write): Store overflow values
6007 for section count and section string table section index in
6008 section header zero.
6009 (Output_file_header::do_sized_write): Check for overflow of
6010 section count and section string table section index.
6011 (Output_symtab_xindex::do_write): New function.
6012 (Output_symtab_xindex::endian_do_write): New function.
6013 * output.h (class Output_section_headers): Add shstrtab_section_.
6014 Update declarations.
6015 (class Output_symtab_xindex): Define.
6016 (Output_section::has_out_shndx): New function.
6017 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6019 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6021 (Sized_symbol::init): Likewise.
6022 (Symbol::output_section): Check for ordinary symbol.
6023 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6024 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6026 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6027 Change all callers. Simplify handling of symbols from sections
6028 not included in the link.
6029 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6031 (Weak_alias_sorter::operator()): Assert that symbols are
6033 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6035 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6036 parameters. Change all callers.
6037 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6038 symbol distinction. Use SHN_XINDEX when needed.
6039 (Symbol_table::write_section_symbol): Add symtab_xindex
6040 parameter. Change all callers.
6041 (Symbol_table::sized_write_section_symbol): Likewise. Use
6042 SHN_XINDEX when needed.
6043 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6045 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6046 (Symbol::is_defined): Check is_ordinary.
6047 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6048 (Symbol::is_absolute, Symbol::is_common): Likewise.
6049 (class Sized_symbol): Update declarations.
6050 (class Symbol_table): Update declarations.
6051 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6052 parameters. Change all callers.
6053 (Sized_symbol::override): Likewise.
6054 (Symbol_table::override): Likewise.
6055 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6056 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6057 is_ordinary, and orig_st_shndx parameters. Change all callers.
6058 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6059 to be in an ordinary section.
6060 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6061 object and is_ordinary parameters. Change all callers.
6062 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6063 Change all callers. Don't add undefined or non-ordinary symbols
6065 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6067 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6069 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6070 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6071 (Sized_relobj::relocate_sections): Likewise.
6072 * target-reloc.h (scan_relocs): Adjust section symbol index.
6073 (scan_relocatable_relocs): Likewise.
6074 * i386.cc (Scan::local): Check for ordinary symbols.
6075 * sparc.cc (Scan::local): Likewise.
6076 * x86_64.cc (Scan::local): Likewise.
6077 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6078 to symbol_section_and_value.
6079 * testsuite/many_sections_test.cc: New file.
6080 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6081 (check_PROGRAMS): Add many_sections_test.
6082 (many_sections_test_SOURCES): Define.
6083 (many_sections_test_DEPENDENCIES): Define.
6084 (many_sections_test_LDFLAGS): Define.
6085 (BUILT_SOURCES): Add many_sections_define.h.
6086 (many_sections_define.h): New target.
6087 (BUILT_SOURCES): Add many_sections_check.h.
6088 (many_sections_check.h): New target.
6089 (check_PROGRAMS): Add many_sections_r_test.
6090 (many_sections_r_test_SOURCES): Define.
6091 (many_sections_r_test_DEPENDENCIES): Define.
6092 (many_sections_r_test_LDFLAGS): Define.
6093 (many_sections_r_test_LDADD): Define.
6094 (many_sections_r_test.o): New target.
6095 * testsuite/Makefile.in: Rebuild.
6097 2008-04-17 Cary Coutant <ccoutant@google.com>
6099 * errors.cc (Errors::info): New function.
6100 (gold_info): New function.
6101 * errors.h (Errors::info): New function.
6102 * gold.h (gold_info): New function.
6103 * object.cc (Input_objects::add_object): Print trace output.
6104 * options.cc (options::parse_set): New function.
6105 (General_options::parse_wrap): Deleted.
6106 (General_options::General_options): Deleted initializer.
6107 * options.h (options::String_set): New typedef.
6108 (options::parse_set): New function.
6109 (DEFINE_set): New macro.
6110 (General_options::wrap): Changed to use DEFINE_set. Changed
6111 callers of any_wrap_symbols and is_wrap_symbol.
6112 (General_options::trace, General_options::trace_symbol):
6114 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6115 (General_options::wrap_symbols_): Deleted.
6116 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6118 2008-04-17 David S. Miller <davem@davemloft.net>
6120 * options.cc (General_options::parse_V): New function.
6121 * options.h: Add entries for -V and -Qy.
6123 2008-04-17 Ian Lance Taylor <iant@google.com>
6125 * common.cc (Symbol_table::allocate_commons): Remove options
6126 parameter. Change caller.
6127 (Symbol_table::do_allocate_commons): Remove options parameter.
6128 Change caller. Just call do_allocate_commons_list twice.
6129 (Symbol_table::do_allocate_commons_list): New function, broken out
6130 of do_allocate_commons.
6131 * common.h (class Allocate_commons_task): Remove options_ field.
6133 * symtab.cc (Symbol_table::Symbol_table): Initialize
6135 (Symbol_table::add_from_object): Put TLS common symbols on
6137 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6138 which are IN_OUTPUT_DATA.
6139 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6140 allocate_commons and do_allocate_commons declarations. Declare
6141 do_allocate_commons_list.
6142 * gold.cc (queue_middle_tasks): Update creation of
6143 Allocate_commons_task to not pass options.
6144 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6145 (TLS_TEST_C_FLAGS): New variable.
6146 (tls_test_c_pic.o): New target.
6147 (tls_test_shared.so): Link in tls_test_c_pic.o.
6148 (tls_test_c_pic_ie.o): New target.
6149 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6150 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6151 (tls_test_c.o): New target.
6152 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6153 (tls_pic_test_LDADD): Likewise.
6154 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6155 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6156 (tls_test_c_gnu2.o): New target.
6157 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6159 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6160 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6161 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6162 * testsuite/tls_test.cc: Include "config.h".
6163 (t_last): Call t11_last.
6164 * testsuite/tls_test.h (t11, t11_last): Declare.
6165 * testsuite/tls_test_c.c: New file.
6166 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6167 * configure.ac: Check for OpenMP support.
6168 * configure, config.in, Makefile.in: Rebuild.
6169 * testsuite/Makefile.in: Rebuild.
6171 2008-04-16 Cary Coutant <ccoutant@google.com>
6173 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6174 (Target_i386::tls_base_symbol_defined_): New field.
6175 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6176 (Target_i386::Scan::global): Likewise.
6177 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6178 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6179 (Target_x86_64::tls_base_symbol_defined_): New field.
6180 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6181 (Target_x86_64::Scan::global): Likewise.
6183 2008-04-16 Cary Coutant <ccoutant@google.com>
6185 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6186 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6187 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6188 building shared libraries.
6189 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6190 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6191 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6192 * testsuite/Makefile.in: Rebuild.
6193 * testsuite/weak_undef.h: New file.
6194 * testsuite/weak_undef_file1.cc: Add extra test cases.
6195 * testsuite/weak_undef_file2.cc: Likewise.
6196 * testsuite/weak_undef_test.cc: Likewise.
6198 2008-04-16 David S. Miller <davem@davemloft.net>
6200 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6201 Add issued_non_pic_error_ field. Declare check_non_pic.
6202 (Target_sparc::Scan::check_non_pic): New function.
6203 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6204 (Target_sparc::Scan::global): Likewise.
6206 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6207 * configure: Rebuild.
6209 * options.h (DEFINE_enable): New macro.
6210 (new_dtags): New enable option.
6211 (initfirst, interpose, loadfltr, nodefaultlib,
6212 nodelete, nodlopen, nodump): New -z options.
6213 * layout.cc (Layout:finish_dynamic_section): If new
6214 dtags enabled, emit DT_RUNPATH. Also, emit a
6215 DT_FLAGS_1 containing any specified -z flags.
6217 2008-04-16 Ian Lance Taylor <iant@google.com>
6219 * copy-relocs.cc: New file.
6220 * copy-relocs.h: New file.
6221 * reloc.cc: Remove Copy_relocs code.
6222 * reloc.h: Likewise.
6223 * reloc-types.h (struct Reloc_types) [both versions]: Add
6224 get_reloc_addend_noerror.
6225 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6226 variants of add_global which take an addend which must be zero.
6227 * i386.cc: Include "copy-relocs.h".
6228 (class Target_i386): Change type of copy_relocs_ to variable,
6230 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6232 (Target_i386::do_finalize_sections): Change handling of
6234 * sparc.cc: Include "copy-relocs.h".
6235 (class Target_sparc): Change type of copy_relocs_ to variable,
6237 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6239 (Target_sparc::do_finalize_sections): Change handling of
6241 * x86_64.cc: Include "copy-relocs.h".
6242 (class Target_x86_64): Change type of copy_relocs_ to variable,
6244 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6245 class. Change all callers.
6246 (Target_x86_64::do_finalize_sections): Change handling of
6248 * Makefile.am (CCFILES): Add copy-relocs.cc.
6249 (HFILES): Add copy-relocs.h.
6251 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6253 * testsuite/script_test_4.sh: Permit leading zeroes.
6255 2008-04-15 Ian Lance Taylor <iant@google.com>
6257 * script-sections.cc (Script_sections::create_segments): Use
6258 header_size_adjustment even when there is enough room for the
6260 * testsuite/script_test_4.sh: New file.
6261 * testsuite/script_test_4.t: New file.
6262 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6263 (check_DATA): Add script_test_4.stdout.
6264 (MOSTLYCLEANFILES): Likewise.
6265 (script_test_4): New target.
6266 (script_test_4.stdout): New target.
6267 * testsuite/Makefile.in: Rebuild.
6269 * sparc.cc: Add definitions for Output_data_plt_sparc class
6272 2008-04-14 David S. Miller <davem@davemloft.net>
6274 * sparc.cc: New file.
6275 * Makefile.am (TARGETSOURCES): Add sparc.cc
6276 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6277 * configure.tgt: Document targ_extra_size and
6278 targ_extra_big_endian. Add entries for sparc-* and
6280 * configure.ac: Handle targ_extra_size and
6281 targ_extra_big_endian.
6282 * Makefile.in: Rebuild.
6283 * configure: Likewise.
6284 * po/POTFILES.in: Likewise.
6285 * po/gold.pot: Likewise.
6287 2008-04-14 Ian Lance Taylor <iant@google.com>
6289 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6290 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6291 in the name/type/flags to section mapping. Don't call
6292 allocate_output_section.
6293 (Layout::choose_output_section): Change parameter from adjust_name
6294 to is_input_section. Don't permit input sections after sections
6295 are attached to segments. Don't call allocate_output_section.
6296 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6297 not write_enable_output_section.
6298 (Layout::make_output_section): Don't push to
6299 unattached_section_list_ nor call attach_to_segment. Call
6300 attach_section_to_segment if sections are attached.
6301 (Layout::attach_sections_to_segments): New function.
6302 (Layout::attach_section_to_segment): New function.
6303 (Layout::attach_allocated_section_to_segment): Rename from
6304 attach_to_segment. Remove flags parameter.
6305 (Layout::allocate_output_section): Remove function.
6306 (Layout::write_enable_output_section): Remove function.
6307 * layout.h (class Layout): Update for above changes. Add new
6308 field sections_are_attached_.
6309 * output.h (Output_section::update_flags_for_input_section): New
6311 * output.cc (Output_section::add_input_section): Call
6312 update_flags_for_input_section.
6313 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6315 2008-04-11 Cary Coutant <ccoutant@google.com>
6317 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6318 thought unnecessary.
6319 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6321 2008-04-11 Ian Lance Taylor <iant@google.com>
6323 * output.h (class Output_section_data): Remove inline definition
6325 * output.cc (Output_section_data::set_addralign): New function.
6327 2008-04-11 Cary Coutant <ccoutant@google.com>
6329 Add support for TLS descriptors for i386 and x86_64.
6330 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6331 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6332 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6334 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6335 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6336 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6338 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6339 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6340 Fix problem with initial-exec relocations.
6341 (Target_i386::Relocate::relocate_tls): Likewise.
6342 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6344 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6345 support for section-plus-offset dynamic table entries.
6346 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6347 (Output_data_dynamic::Dynamic_entry): Add support for
6348 section-plus-offset dynamic table entries.
6349 (Output_data_dynamic::Classification): Likewise.
6350 (Output_data_dynamic::classification_): Renamed offset_.
6351 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6352 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6353 (Target_x86_64::make_plt_section): New function.
6354 (Target_x86_64::reserve_tlsdesc_entries): New function.
6355 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6356 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6357 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6358 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6359 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6360 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6361 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6362 add extra PLT entry for TLS descriptors.
6363 (Output_data_plt_x86_64::got_): New field.
6364 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6365 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6367 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6369 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6370 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6371 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6372 R_386_TLS_DESC_CALL relocations.
6373 (Target_x86_64::Scan::global): Likewise.
6374 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6375 for TLS descriptors.
6376 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6377 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6378 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6379 GD-to-IE relaxation.
6380 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6381 and TLS_DESCRIPTORS.
6382 * Makefile.in: Rebuild.
6383 * configure: Rebuild.
6384 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6385 (tls_test_shared2.so): New target.
6386 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6387 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6388 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6389 (tls_shared_gd_to_ie_test_LDADD): New variable.
6390 (tls_shared_gnu2_gd_to_ie_test): New target.
6391 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6393 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6394 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6395 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6396 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6397 (tls_shared_gnu2_test): New target.
6398 (tls_test_gnu2_shared.so): New target.
6399 (tls_shared_gnu2_test_SOURCES): New variable.
6400 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6401 (tls_shared_gnu2_test_LDFLAGS): New variable.
6402 (tls_shared_gnu2_test_LDADD): New variable.
6403 * testsuite/Makefile.in: Rebuild.
6404 * testsuite/Makefile.
6406 2008-04-11 Ian Lance Taylor <iant@google.com>
6408 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6410 * testsuite/Makefile.in: Rebuild.
6412 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6414 * testsuite/script_test_2.cc (main): Adjust test.
6416 2008-04-11 David S. Miller <davem@davemloft.net>
6417 Ian Lance Taylor <iant@google.com>
6419 * options.h (General_options): Add entries for '-Y' and
6421 * options.cc (General_options:finalize): If -Y was used, add those
6422 entries to the library path instead of the default "/lib" and
6425 2008-04-11 David S. Miller <davem@davemloft.net>
6427 * testsuite/justsyms.t: Start at 0x100.
6428 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6429 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6431 * testsuite/script_test_2.cc: Adjust string and section length
6434 2008-04-09 Ian Lance Taylor <iant@google.com>
6437 * script-sections.cc (Sections_element::allocate_to_segment): Add
6439 (Output_section_definition::allocate_to_segment): Likewise.
6440 (Orphan_output_section::allocate_to_segment): Likewise.
6441 (Script_sections::attach_sections_using_phdrs_clause): Don't
6442 propagate non-PT_LOAD segments to orphan sections.
6443 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6444 readelf rather than objdump.
6445 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6446 .interp section and PT_INTERP segment are the same size.
6447 * testsuite/Makefile.in: Rebuild.
6449 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6450 aliases for symbols defined in the same object.
6451 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6452 (weak_alias_test_SOURCES): New variable.
6453 (weak_alias_test_DEPENDENCIES): New variable.
6454 (weak_alias_test_LDFLAGS): New variable.
6455 (weak_alias_test_LDADD): New variable.
6456 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6457 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6458 (weak_alias_test_3.o): New target.
6459 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6460 * testsuite/weak_alias_test_main.cc: New file.
6461 * testsuite/weak_alias_test_1.cc: New file.
6462 * testsuite/weak_alias_test_2.cc: New file.
6463 * testsuite/weak_alias_test_3.cc: New file.
6465 2008-04-08 Ian Lance Taylor <iant@google.com>
6467 * options.h (class General_options): Add --noinhibit-exec option.
6468 * main.cc (main): Check --noinhibit-exec.
6470 * options.h (class General_options): Define --wrap as a special
6471 option. Add wrap_symbols_ field.
6472 (General_options::any_wrap_symbols): New function.
6473 (General_options::is_wrap_symbol): New function.
6474 * options.cc (General_options::parse_wrap): New function.
6475 (General_options::General_options): Initialize wrap_symbols_.
6476 * symtab.cc (Symbol_table::wrap_symbol): New function.
6477 (Symbol_table::add_from_object): Handle --wrap.
6478 * symtab.h (class Symbol_table): Declare wrap_symbol.
6479 * target.h (Target::wrap_char): New function.
6480 (Target::Target_info): Add wrap_char field.
6481 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6482 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6483 * testsuite/testfile.cc (Target_test::test_target_info):
6486 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6489 * layout.h (class Layout): Add added_eh_frame_data_ field.
6490 * layout.cc (Layout::Layout): Initialize new field.
6491 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6492 output section until we find a section we merged successfully.
6493 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6494 that the size be non-zero.
6496 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6499 2008-04-08 Craig Silverstein <csilvers@google.com>
6501 * configure.ac: Export new conditional variable HAVE_ZLIB.
6502 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6504 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6505 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6507 2008-04-07 Ian Lance Taylor <iant@google.com>
6509 * version.cc (version_string): Set to "1.5".
6511 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6512 Add issued_non_pic_error_ field. Declare check_non_pic.
6513 (Target_x86_64::Scan::check_non_pic): New function.
6514 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6515 (Target_x86_64::Scan::global): Likewise.
6517 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6518 addend parameter. Change caller. Handle merge sections.
6519 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6520 Address to Addend. Don't add in the result of
6521 local_section_offset, pass down the addend and use the returned
6523 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6524 Update declarations of local_section_offset and symbol_value.
6525 * testsuite/two_file_test_1.cc (t18): New function.
6526 * testsuite/two_file_test_2.cc (f18): New function.
6527 * testsuite/two_file_test_main.cc (main): Call t18.
6528 * testsuite/two_file_test.h (t18, f18): Declare.
6530 * configure.ac: Don't test for objdump, c++filt, or readelf.
6531 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6533 (TEST_READELF): New variable.
6534 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6535 (check_PROGRAMS): Add two_file_strip_test.
6536 (two_file_strip_test): New target.
6537 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6538 (two_file_same_shared_strip_test_SOURCES): New variable.
6539 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6540 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6541 (two_file_same_shared_strip_test_LDADD): New variable.
6542 (two_file_shared_strip.so): New target.
6543 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6544 (ver_test_5.syms, ver_test_7.syms): Likewise.
6545 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6546 (strip_test_3.stdout): Use TEST_OBJDUMP.
6547 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6549 2008-04-04 Cary Coutant <ccoutant@google.com>
6551 * symtab.h (Symbol::is_weak_undefined): New function.
6552 (Symbol::is_strong_undefined): New function.
6553 (Symbol::is_absolute): New function.
6554 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6555 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6557 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6558 (weak_undef_test): New target.
6559 * testsuite/Makefile.in: Rebuild.
6560 * testsuite/weak_undef_file1.cc: New file.
6561 * testsuite/weak_undef_file2.cc: New file.
6562 * testsuite/weak_undef_test.cc: New file.
6564 2008-04-03 Craig Silverstein <csilvers@google.com>
6566 * compressed_output.h (class Output_compressed_section): Use
6568 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6570 (zlib_compressed_suffix): Removed.
6571 (Output_compressed_section::set_final_data_size): Use unsigned
6573 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6574 Fix linker invocation.
6575 (flagstest_o_specialfile_and_compress_debug_sections):
6577 * testsuite/Makefile.in: Regenerated.
6579 2008-04-02 David S. Miller <davem@davemloft.net>
6581 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6582 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6584 2008-04-02 Craig Silverstein <csilvers@google.com>
6588 2008-04-02 Ian Lance Taylor <iant@google.com>
6590 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6591 parameters. Update for new key type to views_. Change all
6593 (File_read::read): Adjust for byteshift in returned view.
6594 (File_read::add_view): New function, broken out of
6596 (File_read::make_view): New function, broken out of
6598 (File_read::find_or_make_view): Add offset and aligned
6599 parameters. Rewrite accordingly. Change all callers.
6600 (File_read::get_view): Add offset and aligned parameters. Adjust
6601 for byteshift in return value.
6602 (File_read::get_lasting_view): Likewise.
6603 * fileread.h (class File_read): Update declarations.
6604 (class File_read::View): Add byteshift_ field. Add byteshift to
6605 constructor. Add byteshift method.
6606 * archive.h (Archive::clear_uncached_views): New function.
6607 (Archive::get_view): Add aligned parameter. Change all callers.
6608 * object.h (Object::get_view): Add aligned parameter. Change all
6610 (Object::get_lasting_view): Likewise.
6612 * fileread.cc (File_read::release): Don't call clear_views if
6613 there are multiple objects.
6614 * fileread.h (File_read::clear_uncached_views): New function.
6615 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6618 2008-03-31 Cary Coutant <ccoutant@google.com>
6620 Add thin archive support.
6621 * archive.cc (Archive::armagt): New const.
6622 (Archive::setup): Remove task parameter and calls to unlock.
6623 (Archive::unlock_nested_archives): New function.
6624 (Archive::read_header): Add nested_off parameter. Change
6626 (Archive::interpret_header): Likewise.
6627 (Archive::include_all_members): Change to handle thin
6629 (Archive::include_member): Likewise.
6630 * archive.h (Archive::Archive): Add new parameters and
6632 (Archive::armagt): New const.
6633 (Archive::setup): Remove task parameter.
6634 (Archive::unlock_nested_archives): New function.
6635 (Archive::read_header): Add nested_off parameter.
6636 (Archive::interpret_header): Likewise.
6637 (Archive::Nested_archive_table): New typedef.
6638 (Archive::is_thin_archive_): New field.
6639 (Archive::nested_archives_): New field.
6640 (Archive::options_): New field.
6641 (Archive::dirpath_): New field.
6642 (Archive::task_): New field.
6643 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6644 for thin archives. Pass additional parameters to
6645 Archive::Archive. Unlock the archive file after calling
6648 2008-03-29 Ian Lance Taylor <iant@google.com>
6650 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6651 version symbol to be local.
6652 * testsuite/ver_test_4.sh: New file.
6653 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6654 (check_DATA): Add ver_test_4.syms.
6655 (ver_test_4.syms): New target.
6656 * testsuite/Makefile.in: Rebuild.
6659 (Output_section::Input_section_sort_entry::has_priority): New
6661 (Output_section::Input_section_sort_entry::match_file_name): New
6663 (Output_section::Input_section_sort_entry::match_section_name):
6665 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6667 (Output_section::Input_section_sort_entry::match_section_file):
6669 (Output_section::Input_section_sort_compare::operator()): Rewrite
6670 using new Input_section_sort_entry functions. Sort crtbegin and
6671 crtend first. Sort sections with no priority before sections with
6673 * testsuite/initpri1.c (d3): Check j != 4.
6674 (cd5): New constructor/destructor function.
6675 (main): Check j != 2.
6677 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6678 new symbol when resolving, don't call set_is_default.
6679 * testsuite/ver_test_7.cc: New file.
6680 * testsuite/ver_test_7.sh: New file.
6681 * testsuite/Makefile.am (ver_test_7.so): New target.
6682 (ver_test_7.o): New target.
6683 (check_SCRIPTS): Add ver_test_7.sh.
6684 (check_DATA): Add ver_test_7.syms.
6685 (ver_test_7.syms): New target.
6687 2008-03-28 Ian Lance Taylor <iant@google.com>
6689 * layout.cc (Layout::layout): If we see an input section with a
6690 name that needs sorting, set the must_sort flag for the output
6692 (Layout::make_output_section): If the name of the output section
6693 indicates that it might require sorting, set the may_sort flag.
6694 * output.h (Output_section::may_sort_attached_input_sections): New
6696 (Output_section::set_may_sort_attached_input_sections): New
6698 (Output_section::must_sort_attached_input_sections): New
6700 (Output_section::set_must_sort_attached_input_sections): New
6702 (class Output_section): Declare Input_section_sort_entry. Define
6703 Input_section_sort_compare. Declare
6704 sort_attached_input_sections. Add new fields:
6705 may_sort_attached_input_sections_,
6706 must_sort_attached_input_sections_,
6707 attached_input_sections_are_sorted_.
6708 * output.cc (Output_section::Output_section): Initialize new
6710 (Output_section::add_input_section): Add an entry to
6711 input_sections_ if may_sort or must_sort are true.
6712 (Output_section::set_final_data_size): Call
6713 sort_attached_input_sections if necessary.
6714 (Output_section::Input_section_sort_entry): Define new class.
6715 (Output_section::Input_section_sort_compare::operator()): New
6717 (Output_section::sort_attached_input_sections): New function.
6718 * configure.ac: Check whether the compiler supports constructor
6719 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6720 * testsuite/initpri1.c: New file.
6721 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6722 CONSTRUCTOR_PRIORITY.
6723 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6724 (initpri1_LDFLAGS): New variable.
6725 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6727 2008-03-27 Ian Lance Taylor <iant@google.com>
6729 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6730 * testsuite/common_test_1.c: New file.
6731 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6732 (common_test_1_SOURCES): New variable.
6733 (common_test_1_DEPENDENCIES): New variable.
6734 (common_test_1_LDFLAGS): New variable.
6736 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6737 and commons_ correctly when NAME/VERSION does not override
6739 * testsuite/ver_test_6.c: New file.
6740 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6741 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6742 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6744 2008-03-26 Ian Lance Taylor <iant@google.com>
6746 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6747 of an undefined symbol from a version script.
6748 * testsuite/Makefile.am (ver_test_5.so): New target.
6749 (ver_test_5.o): New target.
6750 (check_SCRIPTS): Add ver_test_5.sh.
6751 (check_DATA): Add ver_test_5.syms.
6752 (ver_test_5.syms): New target.
6753 * testsuite/ver_test_5.cc: New file.
6754 * testsuite/ver_test_5.script: New file.
6755 * testsuite/ver_test_5.sh: New file.
6756 * Makefile.in, testsuite/Makefile.in: Rebuild.
6759 Fix problems building gold with gcc 4.3.0.
6760 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6761 (gold_error_at_location, gold_warning_at_location): Use it.
6762 * configure.ac: Check whether we can compile and use a template
6763 function with a printf attribute.
6764 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6765 when jumping over bytes.
6766 * object.cc: Instantiate Object::read_section_data.
6767 * debug.h: Include <cstring>
6768 * dwarf_reader.cc: Include <algorithm>
6769 * main.cc: Include <cstring>.
6770 * options.cc: Include <cstring>.
6771 * output.cc: Include <cstring>.
6772 * script.cc: Include <cstring>.
6773 * script.h: Include <string>.
6774 * symtab.cc: Include <cstring> and <algorithm>.
6775 * target-select.cc: Include <cstring>.
6776 * version.cc: Include <string>.
6777 * testsuite/testmain.cc: Include <cstdlib>.
6778 * configure, config.in: Rebuild.
6780 2008-03-25 Ian Lance Taylor <iant@google.com>
6782 * options.cc: Include "../bfd/bfdver.h".
6783 (options::help): Print bug reporting address.
6785 * version.cc (print_version): Adjust output for current value of
6790 * options.cc (options::help): Print list of supported targets.
6791 * target-select.h: Include <vector>.
6792 (class Target_selector): Make machine_, size_, and is_big_endian_
6793 fields const. Add bfd_name_ and instantiated_target_ fields.
6794 (Target_selector::Target_selector): Add bfd_name parameter.
6795 (Target_selector::recognize): Make non-virtual, call
6797 (Target_selector::recognize_by_name): Make non-virtual, call
6798 do_recognize_by_name.
6799 (Target_selector::supported_names): New function.
6800 (Target_selector::bfd_name): New function.
6801 (Target_selector::do_instantiate_target): New pure virtual
6803 (Target_selector::do_recognize): New virtual function.
6804 (Target_selector::do_recognize_by_name): New virtual function.
6805 (Target_selector::instantiate_target): New private function.
6806 (supported_target_names): Declare.
6807 * target-select.cc (Target_selector::Target_selector): Update for
6808 new parameter and fields.
6809 (select_target_by_name): Check that the name matches before
6810 calling recognize_by_name.
6811 (supported_target_names): New function.
6812 * i386.cc (class Target_selector_i386): Update Target_selector
6813 constructor call. Remove recognize and recognize_by_name. Add
6814 do_instantiate_target.
6815 * x86_64.cc (class Target_selector_x86_64): Likewise.
6816 * testsuite/testfile.cc (class Target_selector_test): Update for
6817 changes to Target_selector.
6819 * README: Rewrite, with some notes on unsupported features.
6821 2008-03-24 Cary Coutant <ccoutant@google.com>
6823 * i386.cc (Target_i386::Got_type): New enum declaration.
6824 (Target_i386::Scan::local): Updated callers of Output_data_got
6826 (Target_i386::Scan::global): Likewise.
6827 (Target_i386::Relocate::relocate): Likewise.
6828 (Target_i386::Relocate::relocate_tls): Likewise.
6829 * object.h (Got_offset_list): New class.
6830 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6831 (Sized_relobj::local_got_offset): Likewise.
6832 (Sized_relobj::set_local_got_offset): Likewise.
6833 (Sized_relobj::local_has_tls_got_offset): Removed.
6834 (Sized_relobj::local_tls_got_offset): Removed.
6835 (Sized_relobj::set_local_tls_got_offset): Removed.
6836 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6837 * output.cc (Output_data_got::add_global): Added got_type parameter.
6838 (Output_data_got::add_global_with_rel): Likewise.
6839 (Output_data_got::add_global_with_rela): Likewise.
6840 (Output_data_got::add_global_pair_with_rel): New function.
6841 (Output_data_got::add_global_pair_with_rela): New function.
6842 (Output_data_got::add_local): Added got_type parameter.
6843 (Output_data_got::add_local_with_rel): Likewise.
6844 (Output_data_got::add_local_with_rela): Likewise.
6845 (Output_data_got::add_local_pair_with_rel): New function.
6846 (Output_data_got::add_local_pair_with_rela): New function.
6847 (Output_data_got::add_global_tls): Removed.
6848 (Output_data_got::add_global_tls_with_rel): Removed.
6849 (Output_data_got::add_global_tls_with_rela): Removed.
6850 (Output_data_got::add_local_tls): Removed.
6851 (Output_data_got::add_local_tls_with_rel): Removed.
6852 (Output_data_got::add_local_tls_with_rela): Removed.
6853 * output.h (Output_data_got::add_global): Added got_type parameter.
6854 (Output_data_got::add_global_with_rel): Likewise.
6855 (Output_data_got::add_global_with_rela): Likewise.
6856 (Output_data_got::add_global_pair_with_rel): New function.
6857 (Output_data_got::add_global_pair_with_rela): New function.
6858 (Output_data_got::add_local): Added got_type parameter.
6859 (Output_data_got::add_local_with_rel): Likewise.
6860 (Output_data_got::add_local_with_rela): Likewise.
6861 (Output_data_got::add_local_pair_with_rel): New function.
6862 (Output_data_got::add_local_pair_with_rela): New function.
6863 (Output_data_got::add_global_tls): Removed.
6864 (Output_data_got::add_global_tls_with_rel): Removed.
6865 (Output_data_got::add_global_tls_with_rela): Removed.
6866 (Output_data_got::add_local_tls): Removed.
6867 (Output_data_got::add_local_tls_with_rel): Removed.
6868 (Output_data_got::add_local_tls_with_rela): Removed.
6869 * resolve.cc (Symbol::override_base_with_special): Removed
6870 reference to has_got_offset_ field.
6871 * symtab.cc (Symbol::init_fields): Replaced initialization
6872 of got_offset_ with got_offsets_. Removed initialization
6874 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6875 (Symbol::got_offset): Likewise.
6876 (Symbol::set_got_offset): Likewise.
6877 (Symbol::has_tls_got_offset): Removed.
6878 (Symbol::tls_got_offset): Removed.
6879 (Symbol::set_tls_got_offset): Removed.
6880 (Symbol::got_offset_): Removed.
6881 (Symbol::tls_mod_got_offset_): Removed.
6882 (Symbol::tls_pair_got_offset_): Removed.
6883 (Symbol::got_offsets_): New field.
6884 (Symbol::has_got_offset): Removed.
6885 (Symbol::has_tls_mod_got_offset): Removed.
6886 (Symbol::has_tls_pair_got_offset): Removed.
6887 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6888 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6890 (Target_x86_64::Scan::global): Likewise.
6891 (Target_x86_64::Relocate::relocate): Likewise.
6892 (Target_x86_64::Relocate::relocate_tls): Likewise.
6894 2008-03-25 Ben Elliston <bje@au.ibm.com>
6896 * yyscript.y: Fix spelling error in comment.
6898 2008-03-24 Ian Lance Taylor <iant@google.com>
6900 * options.h (class General_options): Define build_id option.
6901 * layout.h (class Layout): Declare write_build_id, create_note,
6902 create_build_id. Add build_id_note_ member.
6903 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6904 "libiberty.h", "md5.h", "sha1.h".
6905 (Layout::Layout): Initialize eh_frame_data_,
6906 eh_frame_hdr_section_, and build_id_note_.
6907 (Layout::finalize): Call create_build_id.
6908 (Layout::create_note): New function, broken out of
6909 Layout::create_gold_note.
6910 (Layout::create_gold_note): Call create_note.
6911 (Layout::create_build_id): New function.
6912 (Layout::write_build_id): New function.
6913 (Close_task_runner::run): Call write_build_id.
6915 * x86_64.cc: Correct license to GPLv3.
6917 2008-03-23 Ian Lance Taylor <iant@google.com>
6919 * options.cc: Include "demangle.h".
6920 (parse_optional_string): New function.
6921 (parse_long_option): Handle takes_optional_argument.
6922 (parse_short_option): Update dash_z initializer. Handle
6923 takes_optional_argument.
6924 (General_options::General_options): Initialize do_demangle_.
6925 (General_options::finalize): Set do_demangle_. Handle demangling
6927 * options.h (parse_optional_string): Declare.
6928 (struct One_option): Add optional_arg field. Update constructor.
6929 Update call constructor calls. Add takes_optional_argument
6931 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6932 (DEFINE_optional_string): Define.
6933 (General_options::demangle): Change from DEFINE_bool to
6934 DEFINE_optional_string.
6935 (General_options::no_demangle): New function.
6936 (General_options::do_demangle): New function.
6937 (General_options::set_do_demangle): New function.
6938 (General_options::execstack_status_): Move definition to end of
6940 (General_options::static_): Likewise.
6941 (General_options::do_demangle_): New field.
6942 * object.cc (big_endian>::get_symbol_location_info): Call
6943 Options::do_demangle, not Options::demangle.
6944 * symtab.cc (demangle): Likewise.
6946 2008-03-22 Ian Lance Taylor <iant@google.com>
6948 * gold.h: Include <cstddef> and <sys/types.h>
6949 * options.h: Include <cstring>.
6951 2008-03-21 Ian Lance Taylor <iant@google.com>
6953 * Added source code to GNU binutils.