1 2010-02-18 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5 text section as a parameter becuase some broken tools may not set
6 the link in section header.
7 (Target_arm::has_got_section): New method.
8 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
9 without any mapping symbol as data only. Remove warning.
10 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
11 link in its section header, try to discover the link by inspecting the
12 REL31 relocation at the beginning of the section.
13 (Target_arm::Scan::check_non_pic): Report name of offending relocation
15 (Target_arm::Scan::global): Treat any reference to the symbol
16 _GLOBAL_OFFSET_TABLE_ as a GOT access.
18 2010-02-12 Sriraman Tallam <tmsriram@google.com>
20 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
21 (Scan::global_reloc_may_be_function_pointer): New function.
22 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
23 (Scan::global_reloc_may_be_function_pointer): New function.
24 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
25 (Scan::global_reloc_may_be_function_pointer): New function.
26 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
27 (Scan::global_reloc_may_be_function_pointer): New function.
28 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
29 (Scan::global_reloc_may_be_function_pointer): New function.
30 (Scan::possible_function_pointer_reloc): New function.
31 (Target_x86_64::can_check_for_function_pointers): New function.
32 * gc.h (gc_process_relocs): Scan relocation types to determine if
33 function pointers were taken for targets that support it.
34 * icf.cc (Icf::find_identical_sections): Include functions for
35 folding in safe ICF whose pointer is not taken.
36 * icf.h (Secn_fptr_taken_set): New typedef.
37 (fptr_section_id_): New member.
38 (section_has_function_pointers): New function.
39 (set_section_has_function_pointers): New function.
40 (check_section_for_function_pointers): New function.
41 * options.h: Fix comment for safe ICF option.
42 * target.h (can_check_for_function_pointers): New function.
43 * testsuite/Makefile.am: Add icf_safe_so_test test case.
44 Modify icf_safe_test for X86-64.
45 * testsuite/Makefile.in: Regenerate.
46 * testsuite/icf_safe_so_test.cc: New file.
47 * testsuite/icf_safe_so_test.sh: New file.
48 * testsuite/icf_safe_test.cc (kept_func_3): New function.
49 (main): Change to take pointer to function kept_func_3.
50 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
51 folding is done correctly for X86-64.
53 2010-02-12 David S. Miller <davem@davemloft.net>
55 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
56 is_symbolless parameter.
57 (Output_reloc<SHT_REL>::is_symbolless): New.
58 (Output_reloc<SHT_REL>::is_symbolless_): New.
59 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
60 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
61 (Output_reloc<SHT_RELA>::is_symbolless): New.
62 (Output_data_reloc::add_global): Handle is_symbolless.
63 (Output_data_reloc::add_global_relative): Likewise.
64 (Output_data_reloc::add_local): Likewise.
65 (Output_data_reloc::add_local_relative): Likewise.
66 (Output_data_reloc::add_symbolless_global_addend): New.
67 (Output_data_reloc::add_symbolless_local_addend): New.
68 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
70 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
71 instead of ->is_relative_
72 (Output_reloc::write): Likewise.
73 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
74 (Output_reloc::write_rel): Simplify.
76 * sparc.cc (Target_sparc::Scan::local): Use
77 ->add_symbolless_local_addend as needed.
78 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
79 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
80 based upon relocation offset.
82 2010-02-11 Doug Kwan <dougkwan@google.com>
84 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
85 (Target_arm::Scan::global): Ditto. Also remove a comment before the
86 beginning of function.
87 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
88 and MOVT_ABS relocations. Those are non issued in scanning. Fix
89 parameter is_32bit in calls to should_apply_static_reloc.
90 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
91 (check_DATA): Add arm_abs_global.stdout.
92 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
93 arm_abs_global.stdout): New rules.
94 (MOSTLLYCLEANFILES): Add arm_abs_global
95 * Makefile.in: Regenerate.
96 * testsuite/arm_abs_global.s: New file.
97 * testsuite/arm_abs_global.sh: Ditto.
98 * testsuite/arm_abs_lib.s: Ditto.
100 2010-02-11 Ian Lance Taylor <iant@google.com>
102 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
104 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
105 Allocate_commons_task first.
106 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
107 task, rather than symtab_lock_.
108 (Gc_process_relocs::~Gc_process_relocs): New function.
109 (Gc_process_relocs::is_runnable): Check this_blocker_.
110 (Gc_process_relocs::locks): Use next_blocker_ rather than
112 (Scan_relocs::~Scan_relocs): New function.
113 (Scan_relocs::is_runnable): Check this_blocker_ rather than
115 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
117 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
118 fields. Add this_blocker_ and next_blocker_ fields. Adjust
119 constructor accordingly.
120 (class Gc_process_relocs): Likewise.
121 (class Scan_relocs): Likewise.
122 * common.h (class Allocate_commons_task): Remove symtab_lock_
123 field, and corresponding constructor parameter.
124 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
126 (Allocate_commons_task::locks): Likewise.
128 2010-02-11 Ian Lance Taylor <iant@google.com>
130 * gold-threads.h (class Once): Define.
131 (class Initialize_lock): Rewrite as child of Once.
132 * gold-threads.cc (class Once_initialize): Define.
133 (once_pointer_control): New static variable.
134 (once_pointer, once_arg): New static variables.
135 (c_run_once): New static function.
136 (Once::Once, Once::run_once, Once::internal_run): New functions.
137 (class Initialize_lock_once): Remove.
138 (initialize_lock_control): Remove.
139 (initialize_lock_pointer): Remove.
140 (initialize_lock_once): Remove.
141 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
142 (Initialize_lock::initialize): Rewrite.
143 (Initialize_lock::do_run_once): New function.
144 * archive.cc (Archive::interpret_header): Only clear name if it is
146 * fileread.cc: Include "gold-threads.h"
147 (file_counts_lock): New static variable.
148 (file_counts_initialize_lock): Likewise.
149 (File_read::release): Only increment counts when using --stats.
150 Use a lock around the increment.
151 * parameters.cc (class Set_parameters_target_once): Define.
152 (set_parameters_target_once): New static variable.
153 (Parameters::Parameters): Move here from parameters.h.
154 (Parameters::set_target): Rewrite.
155 (Parameters::set_target_once): New function.
156 (Parameters::clear_target): Move here and rewrite.
157 * parameters.h (class Parameters): Update declarations. Add
158 set_parameters_target_once_ field.
159 (Parameters::Parameters): Move to parameters.cc.
160 (Parameters::clear_target): Likewise.
161 * readsyms.cc (Read_symbols::do_group): Create a Start_group
163 (Start_group::~Start_group): New function.
164 (Start_group::is_runnable): New function.
165 (Start_group::locks, Start_group::run): New functions.
166 (Finish_group::run): Change saw_undefined to size_t.
167 * readsyms.h (class Start_group): Define.
168 (class Finish_group): Change saw_undefined_ field to size_t.
169 (Finish_group::Finish_group): Remove saw_undefined and
170 this_blocker parameters. Change all callers.
171 (Finish_group::set_saw_undefined): New function.
172 (Finish_group::set_blocker): New function.
173 * symtab.h (class Symbol_table): Change saw_undefined to return
174 size_t. Change saw_undefined_ field to size_t.
175 * target-select.cc (Set_target_once::do_run_once): New function.
176 (Target_selector::Target_selector): Initialize set_target_once_
177 field. Don't initialize lock_ and initialize_lock_ fields.
178 (Target_selector::instantiate_target): Rewrite.
179 (Target_selector::set_target): New function.
180 * target-select.h (class Set_target_once): Define.
181 (class Target_selector): Update declarations. Make
182 Set_target_once a friend. Remove lock_ and initialize_lock_
183 fields. Add set_target_once_ field.
185 2010-02-10 Ian Lance Taylor <iant@google.com>
187 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
189 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
190 (queue_middle_tasks): Add all blockers before queueing any tasks.
191 (queue_final_tasks): Likewise.
192 * token.h (Task_token::add_blockers): New function.
193 * object.h (Input_objects::number_of_relobjs): New function.
195 2010-02-10 Ian Lance Taylor <iant@google.com>
197 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
198 shared, not if not position independent.
199 * x86_64.cc (Relocate::relocate_tls): Likewise.
200 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
201 (tls_pie_pic_test): New target.
202 * testsuite/Makefile.in: Rebuild.
204 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
205 (tls_test_main_pie.o, tls_test_pie.o): New targets.
206 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
207 * testsuite/Makefile.in: Rebuild.
209 2010-02-09 David S. Miller <davem@davemloft.net>
211 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
212 R_SPARC_RELATIVE using ->add_local_relative().
213 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
215 * output.h (Output_data_dynamic::add_section_size): New method
216 that takes two Output_data objects.
217 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
218 entry param. Handle it in initializers.
219 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
220 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
221 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
223 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
224 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
225 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
226 for dynrel_includes_plt.
227 * i386.cc (Target_i386::do_finalize_sections): Likewise.
228 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
229 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
231 (Target_sparc::do_finalize_sections): Update to pass true for
233 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
234 output before .rela.plt
235 (Target_powerpc::do_finalize_sections): Update to pass true for
236 dynrel_includes_plt when 32-bit.
238 2010-02-08 Doug Kwan <dougkwan@google.com>
240 * arm.cc (Arm_relobj::simple_input_section_output_address): New
242 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
243 Arm_relobj::scan_section_for_cortex_a8_stubs,
244 Arm_relobj::do_relocation_section): Instead of calling
245 Output_section::output_address, use faster
246 Arm_relobj::simple_input_section_output_address.
248 2010-02-08 David S. Miller <davem@davemloft.net>
250 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
251 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
252 relocation helper function.
254 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
255 just like R_SPARC_GOT{10,13,22}.
256 (Target_sparc::Scan::local): Likewise.
257 (Target_sparc::Relocate:relocate): Likewise.
259 2010-02-06 Ian Lance Taylor <iant@google.com>
261 * configure.ac: Rewrite targetobjs duplicate removal code to use
262 only shell constructs.
263 * configure: Rebuild.
265 2010-02-05 Doug Kwan <dougkwan@google.com>
268 * arm.cc (Arm_relobj::section_is_scannable): New method.
269 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
270 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
272 2010-02-04 Doug Kwan <dougkwan@google.com>
275 * arm-reloc-property.cc (cstdio): Include.
276 * configure.ac (targetobjs): Remove duplicates.
277 * configure: Regenerate.
278 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
279 big and little endian version for a given address size.
281 2010-02-03 Doug Kwan <dougkwan@google.com>
283 * arm-reloc-property.cc
284 (Arm_reloc_property_table::reloc_name_in_error_message): New method
286 * arm-reloc-property.h
287 (Arm_reloc_property_table::get_implemented_static_reloc_property):
288 New method definition.
289 (Arm_reloc_property_table::reloc_name_in_error_message): New method
291 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
293 (GOT_PREL): Change implemented to Y.
294 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
295 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
296 (Arm_relocate_functions::movw_abs_nc): Remove method.
297 (Arm_relocate_functions::movt_abs): Ditto.
298 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
299 (Arm_relocate_functions::thm_movt_abs): Ditto.
300 (Arm_relocate_functions::movw_rel_nc): Ditto.
301 (Arm_relocate_functions::movw_rel): Ditto.
302 (Arm_relocate_functions::movt_rel): Ditto.
303 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
304 (Arm_relocate_functions:thm_movw_rel): Ditto.
305 (Arm_relocate_functions:thm_movt_rel): Ditto.
306 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
307 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
308 New method definitions.
309 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
310 (Arm_relocation_functions::arm_grp_ldr): Ditto.
311 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
312 (Arm_relocation_functions::arm_grp_ldc): Ditto.
313 (Target_arm::Relocate::relocate): Check for non-static or
314 unimplemented relocation code and exit early. Change calls to
315 Target_arm::reloc_uses_thumb_bit and
316 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
317 instead. Refactor code to handle similar relocations to increase
318 code sharing. Remove check for unsupported relocation code in switch
320 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
321 relocation property table to find out size. Change error message to
322 print out the name of a relocation code instead of the numeric value.
323 (Target_arm::scan_reloc_for_stub): Use relocation property table
324 instead of calling Target_arm::reloc_uses_thumb_bit().
326 2010-02-02 Doug Kwan <dougkwan@google.com>
328 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
329 types of relaxed input section.
331 2010-02-02 Doug Kwan <dougkwan@google.com>
333 * Makefile.am (HFILES): Add arm-reloc-property.h.
335 (TARGETSOURCES): Add arm-reloc-property.cc
336 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
337 (libgold_a_SOURCES): $(DEFFILES)
338 * Makefile.in: Regenerate.
339 * arm-reloc-property.cc: New file.
340 * arm-reloc-property.h: New file.
341 * arm-reloc.def: New file.
342 * arm.cc: Update comments.
343 (arm-reloc-property.h): New included header.
344 (arm_reloc_property_table): New global variable.
345 (Target_arm::do_select_as_default_target): New method definition.
346 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
347 arm-reloc-property to targ_extra_obj.
348 * parameters.cc (set_parameters_target): Call
349 Target::select_as_default_target().
350 * target.h (Target::select_as_default_target): New method definition.
351 (Target::do_select_as_default_target): Same.
353 2010-02-01 Doug Kwan <dougkwan@google.com>
355 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
356 first_output_text_section_.
357 (Arm_exidx_fixup::first_output_text_section): New method definition.
358 (Arm_exidx_fixup::first_output_text_section_): New data member.
359 (Arm_exidx_fixup::process_exidx_section): Record the first text
361 (Arm_output_section::fix_exidx_coverage): Set correct linked section
362 and entsize in output section header.
364 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
366 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
367 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
368 (Arm_relocate_functions::thm_alu11): New Method.
369 (Arm_relocate_functions::thm_pc8): New Method.
370 (Arm_relocate_functions::thm_pc12): New Method.
371 (Target_arm::Scan::local): Handle the relocations.
372 (Target_arm::Scan::global): Likewise.
373 (Target_arm::Relocate::relocate): Likewise.
374 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
376 2010-01-29 Doug Kwan <dougkwan@google.com>
378 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
379 of relocation types as ld.
381 2010-01-29 Doug Kwan <dougkwan@google.com>
383 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
385 (Arm_relocate_functions::thumb_branch_common): Ditto.
386 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
387 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
388 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
389 Arm_relocate_functions::jump24): Remove.
390 (Target_arm::Relocate::relocate): Adjust code to call
391 Arm_relocation_functions::arm_branch_common and
392 Arm_relocation_functions::thumb_branch_common instead of their removed
393 wrappers. Merge switch-cases together to reduce source code size.
395 2010-01-29 Doug Kwan <dougkwan@google.com>
397 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
398 output_local_symbol_count_needs_update_.
399 (Arm_relobj::output_local_symbol_count_needs_update,
400 Arm_relobj::set_output_local_symbol_count_needs_update,
401 Arm_relobj::update_output_local_symbol_count): New methods.
402 (Arm_relobj::output_local_symbol_count_needs_update_): New data
404 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
405 of pointed function as in a R_ARM_PREL31 relocation.
406 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
407 for output local symbol count updating.
408 (Target_arm::do_relax): Update output local symbol counts in objects
410 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
412 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
414 * arm.cc: Added support for the ARM relocations:
415 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
416 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
417 (Arm_relocate_functions::movw_rel_nc): Renamed (was
419 (Arm_relocate_functions::movw_rel): New method.
420 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
421 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
423 (Arm_relocate_functions::thm_movw_rel): New method.
424 (Arm_relocate_functions::thm_movt_rel): Renamed (was
426 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
428 (Target_arm::Scan::global): Likewise.
429 (Target_arm::Relocate::relocate): Likewise.
430 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
433 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
435 * arm.cc: Added support for ARM group relocations.
436 (Target_arm::reloc_needs_sym_origin): New method.
437 (Arm_relocate_functions::calc_grp_kn): New method.
438 (Arm_relocate_functions::calc_grp_residual): New method.
439 (Arm_relocate_functions::calc_grp_gn): New method.
440 (Arm_relocate_functions::arm_grp_alu): New Method.
441 (Arm_relocate_functions::arm_grp_ldr): New Method.
442 (Arm_relocate_functions::arm_grp_ldrs): New Method.
443 (Arm_relocate_functions::arm_grp_ldc): New Method.
444 (Target_arm::Scan::local): Handle the ARM group relocations.
445 (Target_arm::Scan::global): Likewise.
446 (Target_arm::Relocate::relocate): Likewise.
447 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
450 2010-01-26 Doug Kwan <dougkwan@google.com>
452 * arm.cc (set): Include.
453 (class Arm_exidx_fixup): Change type of last_input_section_ to const
455 (Arm_output_section::Text_section_list): New type.
456 (Arm_output_section::append_text_sections_to_list): New method.
457 (Arm_output_section::fix_exidx_coverage): Ditto.
458 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
459 (Arm_relobj::convert_input_section_to_relaxed_section): Use
460 Relobj::set_section_offset() instead of
461 Sized_relobj::invalidate_section_offset().
462 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
463 parameter for section headers. Ignore relocation sections for
464 unallocated sections and EXIDX sections.
465 (Target_arm::fix_exidx_coverage): New method.
466 (Target_arm::output_section_address_less_than): New type.
467 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
468 linked text section instead of the EXIDX section.
469 (Arm_output_section::create_stub_group): Add an assertion to check
470 that this is not an EXIDX output section.
471 (Arm_output_section::append_text_sections_to_list): New method.
472 (Arm_output_section::fix_exidx_coverage): Ditto.
473 (Arm_relobj::scan_sections_for_stubs): Adjust call to
474 Arm_relobj::section_needs_reloc_stub_scanning.
475 (Target_arm::do_relax): Fix EXIDX output section coverage in the
477 (Target_arm::fix_exidx_coverage): New method.
478 * object.h (Relobj::set_output_section): New method.
479 (Sized_relobj::invalidate_section_offset): Remove method.
480 (Sized_relobj::do_invalidate_section_offset): Remove method.
481 (Sized_relobj::do_set_section_offset): Handle offset value -1.
483 2010-01-25 Doug Kwan <dougkwan@google.com>
485 * arm.cc (Arm_exidx_merged_section::do_output_offset):
486 Fix warning due to signed and unsigned comparison on a 32-bit host.
488 2010-01-22 Doug Kwan <dougkwan@google.com>
490 * arm.cc (Target_arm::do_relax): Record an output section for section
491 offset adjustment it contains any stub table that has changed.
492 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
493 offsets in an output section if necessary.
494 * output.cc (Output_section::Output_section): Initialize
495 section_offsets_need_adjustments_.
496 (Output_section::add_input_section_for_script): Renamed to
497 Output_section::add_simple_input_section.
498 (Output_section::save_states): Add a comment.
499 (Output_section::discard_states): New method defintion.
500 (Output_section::adjust_section_offsets): Same.
501 * output.h (Output_section::add_input_section_for_script): Renamed to
502 Output_section::add_simple_input_section.
503 (Output_section::discard_states): New method declaration.
504 (Output_section::adjust_section_offsets): Same.
505 (Output_section::section_offsets_need_adjustment,
506 Output_section::set_section_offsets_need_adjustment): New method
508 (Output_section::section_offsets_need_adjustment_): New data member.
510 (Output_section_element_input::set_section_address): Adjust code for
511 renaming of Output_section::add_input_section_for_script.
512 (Orphan_output_section::set_section_address): Same.
514 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
516 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
517 Fix_v4bx enum values .
518 * gold/options.h (General_options): New option definitions.
519 (General_options::fix_v4bx): New method.
520 (General_options::Fix_v4bx): New enum.
521 * gold/options.cc (General_options::parse_fix_v4bx): New method.
522 (General_options::parse_fix_v4bx_interworking): New method.
524 2010-01-22 Doug Kwan <dougkwan@google.com>
526 * arm.cc (Arm_exidx_fixup): New class.
528 2010-01-21 Doug Kwan <dougkwan@google.com>
530 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
532 (Arm_exidx_section_offset_map): New type.
534 2010-01-21 Doug Kwan <dougkwan@google.com>
536 * arm.cc (Arm_exidx_input_section): New class.
537 (Arm_relobj::exidx_input_section_by_link,
538 Arm_relobj::exidx_input_section_by_shndx,
539 Arm_relobj::make_exidx_input_section): New methods.
540 (read_arm_attributes_section): Remove.
541 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
542 information about them.
543 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
546 2010-01-20 Doug Kwan <dougkwan@google.com>
548 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
549 Input_section_specifier to Section_id.
550 (Target_arm::new_arm_input_section: Adjust code for change of key
552 (Target_arm::find_arm_input_section): Ditto.
553 * gc.h (object.h): Include for Section_id nand Section_id_hash.
554 (Section_id): Remove.
555 (Garbage_collection::Section_id_hash): Remove.
556 * icf.h (object.h): Include for Section_id nand Section_id_hash.
557 (Section_id): Remove.
558 (Icf::Section_id_hash): Remove.
559 * object.h (Section_id, Const_section_id, Section_id_hash,
560 Const_section_id_hash): New type definitions.
561 * output.cc (Output_section::add_relaxed_input_section): Change to
562 use Const_section_id instead of Input_section_specifier as key type.
563 (Output_section::add_merge_input_section): Ditto.
564 (Output_section::build_relaxation_map): Change to use Section_id
565 instead of Input_section_specifier as key type.
566 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
568 (Output_section::convert_input_sections_to_relaxed_sections): Change
569 to use Const_section_id instead of Input_section_specifier as key type.
570 (Output_section::find_merge_section): Ditto.
571 (Output_section::find_relaxed_input_section): Ditto.
572 * output.h (Input_section_specifier): Remove class.
573 (Output_section::Output_section_data_by_input_section_map): Change
574 key type to Const_section_id.
575 (Output_section::Output_relaxed_input_section_by_input_section_map):
577 (Output_section::Relaxation_map): Change key type to Section_id.
579 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
581 * gold/arm.cc: Added support for R_ARM_V4BX relocation
582 (class Arm_v4bx_stub): New class.
583 (DEF_STUBS): Updated definition to support v4_veneer_bx.
584 (Stub_factory::make_arm_v4bx_stub): New method.
585 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
586 (Stub_table::empty): Handle v4bx stubs.
587 (Stub_table::add_arm_v4bx_stub): New method.
588 (Stub_table::find_arm_v4bx_stub): New method.
589 (Arm_relocate_functions::v4bx): New method.
590 (Target_arm::fix_v4bx): New method.
591 (Target_arm::Target_arm): Handle R_ARM_V4BX.
592 (Stub_table::relocate_stubs): Likewise.
593 (Stub_table::do_write): Likewise.
594 (Stub_table::update_data_size_and_addralign): Likewise.
595 (Stub_table::finalize_stubs): Likewise.
596 (Target_arm::Scan::local): Likewise.
597 (Target_arm::Scan::global): Likewise.
598 (Target_arm::do_finalize_sections): Likewise.
599 (Target_arm::Relocate::relocate): Likewise.
600 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
602 (Target_arm::scan_reloc_for_stub): Likewise.
603 (Target_arm::scan_reloc_section_for_stubs): Likewise.
605 2010-01-19 Ian Lance Taylor <iant@google.com>
607 * output.cc (Output_section_headers::do_sized_write): Write large
608 segment count to sh_info field.
609 (Output_file_header::do_sized_write): For large segment count,
610 write PN_XNUM to e_phnum field.
612 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
614 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
615 (Arm_relocate_functions::thm_jump8): New function.
616 (Arm_relocate_functions::thm_jump11): New function.
617 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
619 (Target_arm::Scan::global): Likewise.
620 (Target_arm::Relocate::relocate): Likewise.
621 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
624 2010-01-14 Doug Kwan <dougkwan@google.com>
626 * arm.cc (map, utility): Include headers.
627 (Target_arm::apply_cortex_a8_workaround): New method.
628 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
629 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
630 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
631 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
632 the --[no-]fix-cortex-a8 command line options.
633 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
634 (Target_arm::relocate_stub): Use addend in instruction template.
635 * options.h (DEFINE_bool): Set the user-set flag.
636 (General_options): Add --[no-]-fix-cortex options.
637 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
638 : Update fast look-up map after conversion.
640 2010-01-14 Sriraman Tallam <tmsriram@google.com>
642 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
643 in the first pass of do_layout.
645 2010-01-13 Doug Kwan <dougkwan@google.com>
647 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
648 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
649 apparent compiler problem of not folding static constant integral
650 data members of elfcpp::Elf_sizes<32>.
652 2010-01-13 Doug Kwan <dougkwan@google.com>
654 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
655 Arm_relobj::section_needs_cortex_a8_stub_scanning,
656 Arm_relobj::scan_section_for_cortex_a8_erratum,
657 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
658 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
659 sections to scan for relocation stubs into a new method
660 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
661 relocation and Cortex-A8 stub scanning.
662 (Target_arm::do_relax): Force stubs to be after stubbed sections
663 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
664 the beginning of a new relaxation pass. Update a comment.
665 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
667 2010-01-12 Ian Lance Taylor <iant@google.com>
669 * target-reloc.h (visibility_error): New inline function.
670 (relocate_section): Call visibility_error.
671 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
672 (MOSTLYCLEANFILES): Likewise.
673 (protected_4_pic.o, protected_3.err): New targets.
674 * testsuite/protected_4.cc: New file.
676 2010-01-12 Doug Kwan <dougkwan@google.com>
678 * arm.cc (Cortex_a8_reloc): New class.
679 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
680 and cortex_a8_relocs_info_.
681 (Target_arm::fix_cortex_a8): New method definition.
682 (Target_arm::Cortex_a8_relocs_info): New type.
683 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
684 New data member declarations.
685 (Target_arm::scan_reloc_for_stub): Record information about
686 relocations for THUMB branches that might be exempted from the
687 Cortex-A8 workaround.
688 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
689 at the beginning of a relaxation pass.
691 2010-01-12 Doug Kwan <dougkwan@google.com>
693 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
694 (Arm_relobj::Mapping_symbol_position,
695 Arm_reloj::Mapping_symbol_position_less,
696 Arm_relobj::Mapping_symbols_info): New types.
697 (Target_arm::is_mapping_symbol_name): New method definition.
698 (Arm_relobj::do_count_local_symbols): Save information about mapping
701 2010-01-11 Doug Kwan <dougkwan@google.com>
703 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
704 Arm_relocate_functions::thumb32_branch_upper,
705 Arm_relocate_functions::thumb32_branch_lower,
706 Arm_relocate_functions::thumb32_cond_branch_offset,
707 Arm_relocate_functions::thumb32_cond_branch_upper,
708 Arm_relocate_functions::thumb32_cond_branch_lower,
709 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
710 branch offset encoding.
711 (Arm_relocate_functions::thumb_branch_common): Use new branch
712 offset encoding methods to avoid code duplication.
713 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
714 (Stub_addend_reader::operator()): Use new branch encoding method
715 to avoid code duplication.
717 2010-01-11 Doug Kwan <dougkwan@google.com>
719 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
720 (Target_arm::do_finalize_sections): Define special EXIDX section
721 symbols only if referenced.
722 * gc.h (Garbage_collection::add_reference): New method.
723 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
726 2010-01-11 Ian Lance Taylor <iant@google.com>
728 * script.cc (Version_script_info::build_expression_list_lookup):
729 Change complaing about duplicate wildcard match from error to
732 * script.cc (class Lazy_demangler): Recreate--revert part of patch
734 (Version_script_info::Version_script_info): Initialize globs_,
735 default_version_, default_is_global_, and exact_. Don't
736 initialize globals_ or locals_.
737 (Version_script_info::build_lookup_tables): Build local symbols
739 (Version_script_info::unquote): New function.
740 (Version_script_info::add_exact_match): New function.
741 (Version_script_info::build_expression_list_lookup): Remove lookup
742 parameter. Add is_global parameter. Change all callers. Handle
743 wildcard pattern specially. Unquote pattern. Call
745 (Version_script_info::get_name_to_match): New function.
746 (Version_script_info::get_symbol_version): New function.
747 (Version_script_info::get_symbol_version_helper): Remove.
748 (Version_script_info::check_unmatched_names): Call unquote.
749 * script.h (class Version_script_info): Change get_symbol_version
750 to be non-inline and add is_global parameter; change all callers.
751 Rewrite symbol_is_local. Update declarations. Define struct
752 Version_tree_match, Exact, Globs. Don't define struct Lookup.
753 Remove globals_ and locals_ members. Add exact_, globs_,
754 default_version_, is_global_.
755 (Version_script_info::Glob): Remove pattern, add expression and
756 is_global. Update constructor. Change all callers.
757 * dynobj.cc (Versions::finalize): Mark the version symbol as the
759 (Versions::symbol_section_contents): If a symbol is undefined, or
760 defined in a dynamic object, set the version index to
762 * symtab.cc (Symbol_table::add_from_relobj): Don't call
764 (Symbol_table::add_from_pluginobj): Likewise.
765 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
767 2010-01-11 Doug Kwan <dougkwan@google.com>
769 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
770 (incremental_dump_LDADD): Add linking option for libintl.
771 * Makefile.in: Regenerate.
773 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
776 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
778 * testsuite/Makefile.in: Regenerated.
780 2010-01-10 Doug Kwan <dougkwan@google.com>
782 * options.h (DEFINE_var): Use parentheses around argument varname__
783 in macro body to avoid any unintended subsequent substitutions.
785 2010-01-10 Ian Lance Taylor <iant@google.com>
787 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
788 candidates before doing symbol resolution.
790 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
791 ODR candidates if only one is weak.
793 2010-01-08 Ian Lance Taylor <iant@google.com>
795 * script.cc (Version_script_info::build_expression_list_lookup):
796 Don't warn about ambiguous version, just record the ambiguity.
797 (Version_script_info::get_symbol_version_helper): Give error if
798 version is ambiguous.
800 2010-01-08 Doug Kwan <dougkwan@google.com>
802 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
803 prev_data_size_ and prev_addralign_. Remove initializer for
804 deleted data member has_been_changed_.
805 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
806 to determine if the table is empty.
807 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
809 (Stub_table::add_reloc_stub): Define method in class definition
810 instead of just declaring it there.
811 (Stub_table::add_cortex_a8_stub): New method definition.
812 (Stub_table::update_data_size_and_addralign): Ditto.
813 (Stub_table::finalize_stubs): Ditto.
814 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
815 (Stub_table::do_addralign_): Return address alignment in the
816 (Stub_table::do_reset_address_and_file_offset): Define method in
817 class definition instead of declaring it there. Set current data
818 size to be the data size of the previous pass.
819 (Stub_table::set_final_data_size): Use current data size as the
821 (Stub_table::relocate_stub): Change parameter type of stub from
822 Reloc_stub pointer to Stub pointer.
823 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
824 (Stub_table::Cortex_a8_stub_list): New typedef.
825 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
826 Stub_table::prev_addralign_): New data member.
827 (Arm_relobj::Arm_relobj): Initialize data member
828 section_has_cortex_a8_workaround_.
829 (Arm_relobj::section_has_cortex_a8_workaround,
830 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
832 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
834 (Target_arm::relocate_stub): Change parameter type of stub from
835 Reloc_stub pointer to Stub pointer.
836 (Insn_template::size, Insn_template::alignment): Handle
837 THUMB16_SPECIAL_TYPE.
838 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
839 Stub_table::update_data_size_and_addralign,
840 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
842 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
843 (Stub_table::do_write): Ditto.
844 (Target_arm::do_relax): Adjust code for changes in Stub_table.
846 2010-01-08 Ian Lance Taylor <iant@google.com>
849 * symtab.h (class Symbol): Remove fields is_target_special_ and
850 has_plt_offset_. Add field is_defined_in_discarded_section_.
851 (Symbol::is_defined_in_discarded_section): New function.
852 (Symbol::set_is_defined_in_discarded_section): New function.
853 (Symbol::has_plt_offset): Rewrite.
854 (Symbol::set_plt_offset): Verify that new offset is not -1U.
855 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
856 Don't initialize is_target_special_ or has_plt_offset_.
857 Initialize is_defined_in_discarded_section_.
858 (Symbol_table::add_from_relobj): If appropriate, set
859 is_defined_in_discarded_section.
860 * resolve.cc (Symbol::override_base_with_special): Don't test
861 is_target_special_. Change has_plt_offset_ to has_plt_offset().
862 * target-reloc.h (relocate_section): Do special handling for
863 symbols defined in discarded sections for global symbols as well
866 2010-01-08 Ian Lance Taylor <iant@google.com>
868 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
871 2010-01-08 Ian Lance Taylor <iant@google.com>
873 * object.cc (Sized_relobj::do_layout): Don't get confused if
874 layout_eh_frame returns NULL.
876 2010-01-08 Ian Lance Taylor <iant@google.com>
879 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
880 dynamic symbol table, use the normal symbol table.
881 (Sized_dynobj::do_read_symbols): Remove assertion about type of
884 2010-01-08 Ian Lance Taylor <iant@google.com>
887 * layout.cc (Layout::include_section): Remove .gnu_debuglink
890 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
892 * version.cc (print_version): Change to "Copyright 2010".
894 2010-01-08 Ian Lance Taylor <iant@google.com>
898 * i386.cc (class Target_i386): Change return type of plt_section
900 (class Output_data_plt_i386): Add tls_desc_rel_ field.
901 (Output_data_plt_i386::Output_data_plt_i386): Initialize
903 (Output_data_plt_i386::rel_tls_desc): New function.
904 (Target_i386::rel_tls_desc_section): New function.
905 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
906 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
907 R_386_TLS_DESC reloc in rel_tls_desc_section.
908 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
909 Define struct Tlsdesc_info.
910 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
911 (Target_x86_64::do_reloc_symbol_index): New function.
912 (Target_x86_64::add_tlsdesc_info): New function.
913 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
914 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
916 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
918 (Output_data_plt_x86_64::rela_tlsdesc): New function.
919 (Target_x86_64::rela_tlsdesc_section): New function.
920 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
922 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
923 (Target_x86_64::do_reloc_addend): New function.
924 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
925 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
926 declarations. Define TARGET_CODE. Add arg field to u1_ union.
927 (Output_reloc::type): New function.
928 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
929 (Output_reloc::is_target_specific): New function.
930 (Output_reloc::target_arg): New function.
931 (class Output_reloc) [SHT_RELA]: Add four new constructors for
932 absolute relocs and target specific relocs.
933 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
935 (class Output_data_reloc) [SHT_RELA]: Likewise.
936 * output.cc (Output_reloc::Output_reloc): Add four new versions
937 for absolute relocs and target specific relocs.
938 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
939 (Output_reloc::get_symbol_index): Likewise.
940 (Output_reloc::local_section_offset): Check that local_sym_index_
941 is not TARGET_CODE or 0.
942 (Output_reloc::symbol_value): Likewise.
943 (Output_reloc::write) [SHT_RELA]: Call target for target specific
945 * target.h (class Target): Add reloc_symbol_index and reloc_addend
946 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
948 * layout.cc (add_target_dynamic_tags): Use output section for
949 DT_PLTRELSZ and DT_JMPREL.
951 2010-01-07 Ian Lance Taylor <iant@google.com>
954 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
956 (class Output_data_reloc_generic): Define.
957 (class Output_data_reloc_base): Change base class to
958 Output_data_reloc_generic. Change add() method to call
959 bump_relative_reloc_count for a relative reloc. Remove
961 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
963 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
964 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
966 * layout.h (class Layout): Update declaration.
968 2010-01-07 Ian Lance Taylor <iant@google.com>
970 * output.h (class Output_data): Add const version of
971 output_section and do_output_section.
972 (class Output_section_data): Add const version of
974 (class Output_section): Likewise.
975 * layout.cc (Layout::add_target_dynamic_tags): New function.
976 * layout.h (class Layout): Update declarations.
977 * arm.cc (Target_arm::do_finalize_sections): Use
978 add_target_dynamic_tags.
979 * i386.cc (Target_i386::do_finalize_sections): Likewise.
980 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
981 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
982 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
984 2010-01-07 Ian Lance Taylor <iant@google.com>
987 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
990 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
991 Ian Lance Taylor <iant@google.com>
994 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
995 Xindex::read_symtab_xindex.
997 2010-01-07 Doug Kwan <dougkwan@google.com>
999 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1000 (Insn_template::thumb16_bcond_insn): New method declaration.
1001 (Insn_template): Fix spelling.
1002 (Stub::thumb16_special): New method declaration.
1003 (Stub::do_write): Define virtual method which was previously pure
1005 (Stub::do_thumb16_special): New method declaration.
1006 (Stub::do_fixed_endian_write): New template member.
1007 (Reloc_stub::do_write): Remove.
1008 (Reloc_stub::do_fixed_endian_write): Remove.
1009 (Cortex_a8_stub): New class definition.
1010 (Stub_factory::make_cortex_a8_stub): New method definition.
1011 (Stub_factory::Stub_factory): Add missing static storage class
1012 qualifier for elf32_arm_stub_a8_veneer_blx.
1014 2010-01-07 Ian Lance Taylor <iant@google.com>
1017 * options.h (class General_options): Add --warn-unresolved-symbols
1018 and --error-unresolved-symbols.
1019 * errors.cc (Errors::undefined_symbol): Implement
1020 --warn-unresolved-symbols.
1022 * options.h (class General_options): Add -z text and -z textoff.
1023 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1025 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1027 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1028 (Garbage_collection::cident_sections): New function.
1029 (Garbage_collection::add_cident_section): New function.
1030 (Garbage_collection::cident_sections_): New member.
1031 (gc_process_relocs): Add references to sections whose names are C
1033 * gold.h (cident_section_start_prefix): New constant.
1034 (cident_section_stop_prefix): New constant.
1035 (is_cident): New function.
1036 * layout.cc (Layout::define_section_symbols): Replace string constants
1037 with the newly defined constants.
1038 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1040 * testsuite/Makefile.am: Add gc_orphan_section_test.
1041 * testsuite/Makefile.in: Regenerate.
1042 * testsuite/gc_orphan_section_test.cc: New file.
1043 * testsuite/gc_orphan_section_test.sh: New file.
1045 2010-01-06 Ian Lance Taylor <iant@google.com>
1048 * options.h (class General_options): Add --warn-shared-textrel.
1049 * layout.cc (Layout::finish_dynamic_section): Implement
1050 --warn-shared-textrel.
1053 * options.h (class General_options): Add --warn-multiple-gp.
1055 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1057 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1058 $(THREADSLIB) and $(LIBDL).
1059 * Makefile.in: Rebuild.
1061 2010-01-06 Ian Lance Taylor <iant@google.com>
1064 * options.cc (General_options::parse_section_start): New function.
1065 (General_options::section_start): New function.
1066 (General_options::General_options): Initialize all members.
1067 * options.h: Include <map>
1068 (class General_options): Add --section-start. Add section_starts_
1070 * layout.cc (Layout::attach_allocated_section_to_segment): If
1071 --section-start was used, set the address of the segment. Remove
1072 local sort_sections.
1073 (Layout::relaxation_loop_body): If the address of the load segment
1074 has been set by --section-start, don't use it.
1075 * output.h (Output_segment::update_flags_for_output_section): New
1077 * output.cc (Output_segment::add_output_section): Call
1078 update_flags_for_output_section.
1080 2010-01-05 Ian Lance Taylor <iant@google.com>
1083 * options.h (class General_options): Add --undefined-version.
1084 * script.cc (struct Version_expression): Add was_matched_by_symbol
1086 (Version_script_info::matched_symbol): New function.
1087 (Version_script_info::get_symbol_version_helper): Call
1089 (Version_script_info::check_unmatched_names): New function.
1090 * script.h (class Version_script_info): Update declarations.
1091 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1093 * options.h (class General_options): Use DEFINE_bool_alias for
1094 allow_multiple_definition.
1095 * resolve.cc (Symbol_table::should_override): Don't test
1096 allow_multiple_definition.
1099 * options.h (class General_options): Add --cref.
1100 * main.cc (main): Print cref table if --cref. Don't close mapfile
1101 until after printing cref table.
1102 * cref.cc: Include "symtab.h".
1103 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1104 (Cref_table_compare::operator()): New function.
1105 (Cref_inputs::gather_cref): New function.
1106 (filecol): New static const.
1107 (Cref_inputs::print_cref): New function.
1108 (Cref::print_cref): New function.
1109 * cref.h: Include <cstdio>.
1110 (class Cref): Update declarations.
1111 * mapfile.h (Mapfile::file): New function.
1112 * object.h (class Object): Define Symbols. Declare virtual
1113 do_get_global_symbols.
1114 (Object::get_global_symbols): New function.
1115 * object.cc (Input_objects::add_object): Pass object to cref_ if
1117 (Input_objects::archive_start): Likewise.
1118 (Input_objects::archive_stop): Likewise.
1119 (Input_objects::print_cref): New function.
1120 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1121 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1123 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1125 * plugin.h (class Sized_pluginobj): Update declarations.
1127 2010-01-05 Ian Lance Taylor <iant@google.com>
1129 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1130 to is_default_version. Rename insdef to insdefault.
1131 (Symbol_table::add_from_relobj): Rename def to is_default_version
1132 and local to is_forced_local.
1133 (Symbol_table::add_from_pluginobj): Likewise.
1134 (Symbol_table::add_from_dynobj): Likewise.
1135 (Symbol_table::define_special_symbol): Rename insdef to
1138 2010-01-04 Ian Lance Taylor <iant@google.com>
1141 * options.h (class General_options): Add
1142 --allow-multiple-definition and -z muldefs.
1143 * resolve.cc (Symbol_table::should_override): Don't warn about a
1144 multiple symbol definition if --allow-multiple-definition or -z
1148 * options.h (class General_options): Add --add-needed and
1149 --copy-dt-needed-entries. Tweak --as-needed help entry.
1150 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1151 error if --copy-dt-needed-entries aka --add-needed is used and
1152 would cause a change in behaviour.
1155 * options.h (class General_options): Add -G as a short version of
1156 --shared. Add no-op options -assert, -g, and -i.
1158 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1160 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1161 check for .text or .gnu.linkonce.t sections.
1162 * icf.cc (Icf::find_identical_sections): Ditto.
1163 Change the detection for mangled function name within the section
1165 * icf.h (is_section_foldable_candidate): New function.
1167 2009-12-30 Ian Lance Taylor <iant@google.com>
1170 * options.h (class General_options): Permit two dashes with
1171 --retain-symbols-file.
1173 2009-12-30 Ian Lance Taylor <iant@google.com>
1176 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1177 don't put the file header and segment headers in the text
1181 * common.cc (Sort_commons::operator()): Stabilize sort when both
1183 (Symbol_table::do_allocate_commons_list): When allocating common
1184 symbols, skip a symbol which is no longer common.
1185 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1186 an object before checking its type.
1187 * testsuite/common_test_2.c: New file.
1188 * testsuite/common_test_3.c: New file.
1189 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1190 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1191 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1192 (common_test_2_pic.o, common_test_2.so): New targets.
1193 (common_test_3_pic.o, common_test_3.so): New targets.
1194 * testsuite/Makefile.in: Rebuild.
1197 * script.cc (read_input_script): If we see a new SECTIONS clause,
1198 and we have added an input section, give an error.
1199 * layout.h (class Layout): Add have_added_input_section function.
1200 Add have_added_input_section_ field.
1201 * layout.cc (Layout::Layout): Initialize
1202 have_added_input_section_.
1203 (Layout::layout): Set have_added_input_section_.
1204 (Layout::layout_eh_frame): Likewise.
1206 2009-12-30 Ian Lance Taylor <iant@google.com>
1209 * options.h (class General_options): Add --sort-common option.
1210 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1211 * common.cc (Sort_common): Add sort_order parameter to
1212 constructor. Add sort_order_ field.
1213 (Sort_commons::operator): Check sort_order_.
1214 (Symbol_table::allocate_commons): Determine the sort order.
1215 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1217 (Symbol_table::do_allocate_commons_list): Likewise.
1219 2009-12-30 Ian Lance Taylor <iant@google.com>
1222 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1223 symbols from this object, don't change the visibility of an
1225 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1227 2009-12-30 Ian Lance Taylor <iant@google.com>
1230 * script.h (class Version_script_info): Define Language enum.
1231 Update declarations. Define Glob, Exact, and Lookup types. Add
1232 new fields globals_, locals_, and is_finalized_.
1233 * script.cc: Various formatting fixes.
1234 (class Parser_closure): Change language_stack_ from a vector of
1235 std::string to one of Version_script_info::Language. Adjust all
1237 (class Lazy_demangler): Remove.
1238 (struct Version_expression): Change language from std::string to
1239 Version_script_info::Language.
1240 (Version_script_info::Version_script_info): New function.
1241 (Version_script_info::~Version_script_info): Don't call clear.
1242 (Version_script_info::finalize): New function.
1243 (Version_script_info::build_lookup_tables): New function.
1244 (Version_script_info::build_expression_list_lookup): New
1246 (Version_script_info::get_symbol_version_helper): Rewrite to use
1248 (Version_script_info::print_expression_list): Adjust to use
1249 Version_script_info::Language.
1250 (script_push_lex_into_version_mode): Check that the version script
1251 has not been finalized.
1252 (version_script_push_lang): Change language string to
1253 Version_script_info::Language.
1254 * options.cc (Command_line::version_script): New function.
1255 * options.h (class General_options): Add finalize_dynamic_list
1256 function. Change version_script from declaration to definition.
1257 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1258 * testsuite/version_script.map: Remove duplicate def of foo.
1259 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1261 * testsuite/Makefile.in: Rebuild.
1263 2009-12-30 Ian Lance Taylor <iant@google.com>
1266 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1267 if the input symbol index is 0, make the output symbol index 0.
1269 2009-12-30 Ian Lance Taylor <iant@google.com>
1272 * options.h (class General_options): Add -x/--discard-all.
1273 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1274 --discard-all. If the local symbol needs a dynamic entry, check
1275 that before handling --discard-locals.
1277 2009-12-30 Ian Lance Taylor <iant@google.com>
1280 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1282 (Output_segment::add_output_section): Don't change the flags if
1286 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1287 GNU hash table if they need a dynamic value. Otherwise, don't add
1288 them if they are defined in a dynamic object or are forced local.
1290 2009-12-29 Ian Lance Taylor <iant@google.com>
1293 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1294 .gnu.hash table for a 32-bit target.
1297 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1298 regular and a dynamic object only needs a dynamic symbol table
1299 entry if it is externally visible.
1302 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1303 constructor. Add global_offset_table_ field.
1304 (Target_i386::got_section): Set global_offset_table_.
1305 (Target_i386::do_finalize_sections): Set global_offset_table_
1307 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1308 in constructor. Add global_offset_table_ field.
1309 (Target_x86_64::got_section): Set global_offset_table_.
1310 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1313 * layout.cc (Layout::Layout): Initialize increase_relro_.
1314 (Layout::get_output_section): Add is_relro, is_last_relro, and
1315 is_first_non_relro parameters. Change all callers.
1316 (Layout::choose_output_section): Likewise.
1317 (Layout::add_output_section_data): Likewise.
1318 (Layout::make_output_section): Likewise.
1319 (Layout::set_segment_offsets): Clear increase_relro when using a
1321 * layout.h (class Layout): Add increase_relro method. Add
1322 increase_relro_ field. Update declarations.
1323 * output.cc (Output_section::Output_section): Initialize
1324 is_last_relro_ and is_first_non_relro_.
1325 (Output_segment::add_output_section): Group relro sections is
1326 do_sort is true. Handle is_last_relro and is_first_non_relro.
1327 (Output_segment::maximum_alignment): Remove relro handling.
1328 (Output_segment::set_section_addresses): Add increase_relro
1329 parameter. Change all callers. Add initial alignment to align
1330 relro sections on separate page. Remove old relro handling.
1331 (Output_segment::set_section_list_addresses): Remove in_relro
1332 parameter. Change all callers.
1333 (Output_segment::set_offset): Add increase parameter. Change all
1334 callers. Remove old relro handling.
1335 * output.h (class Output_section): Add new methods: is_last_relro,
1336 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1337 Add is_last_relro_ and is_first_non_relro_ fields.
1338 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1339 Create separate .got.plt section. Call increase_relro.
1340 * x86_64.cc (Target_x86_64::got_section): Likewise.
1341 * testsuite/relro_script_test.t: Add .got.plt.
1344 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1345 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1346 (Layout::finalize): Call set_dynamic_symbol_size.
1347 (Layout::set_dynamic_symbol_size): New function.
1348 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1349 set_dynamic_symbol_size.
1352 * output.h (class Output_section): Add is_entsize_zero_ field.
1353 * output.cc (Output_section::Output_section): Initialize
1355 (Output_section::set_entsize): If two different entsizes are
1356 requested, force it to zero.
1357 (Output_section::add_input_section): Set flags for .debug_str
1358 before updating section flags. Set entsize.
1359 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1360 and SHF_STRING if all input sections have those flags.
1362 2009-12-29 Rafael Espindola <espindola@google.com>
1364 * main.cc (main): Fix the sys time reporting.
1365 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1368 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1370 * options.cc (General_options::parse_version): Allow -v to exit
1371 without an error if there is nothing to link.
1373 2009-12-29 Ian Lance Taylor <iant@google.com>
1375 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1376 using a version of gcc before 4.1.
1377 * configure: Rebuild.
1379 2009-12-28 Chris Demetriou <cgd@google.com>
1381 * attributes.cc (Output_attributes_section_data::do_write): Use
1382 std::vector::front rather than std::vector::data.
1384 2009-12-28 Ian Lance Taylor <iant@google.com>
1386 * symtab.h (class Symbol_table): Add enum Defined.
1387 * resolve.cc (Symbol_table::should_override): Add defined
1388 parameter. Change all callers. Test whether object is NULL
1389 before calling a method on it.
1390 (Symbol_table::report_resolve_problem): Add defined parameter.
1392 (Symbol_table::should_override_with_special): Likewise.
1393 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1394 parameter. Change all callers.
1395 (Symbol_table::do_define_in_output_data): Likewise.
1396 (Symbol_table::define_in_output_segment): Likewise.
1397 (Symbol_table::do_define_in_output_segment): Likewise.
1398 (Symbol_table::define_as_constant): Likewise.
1399 (Symbol_table::do_define_as_constant): Likewise.
1400 * script.h (class Symbol_assignment): Add is_defsym parameter to
1401 constructor; change all callers.
1402 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1403 parameter. Change all callers. Add is_defsym_ field.
1404 (class Parser_closure): Add parsing_defsym parameter to
1405 constructor; change all callers. Add parsing_defsym accessor
1406 function. Add parsing_defsym_ field.
1408 2009-12-28 Ian Lance Taylor <iant@google.com>
1410 * gold.cc (queue_middle_tasks): Fix formatting.
1411 * object.cc (Relobj::is_section_name_included): Likewise.
1413 2009-12-23 Ian Lance Taylor <iant@google.com>
1415 * i386.cc (Target_i386::do_calls_non_split): Recognize
1416 -fsplit-stack prologue for a function with a static chain.
1417 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1418 -fsplit-stack prologue when using %r11.
1420 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1422 * options.cc (General_options::parse_version): Make -v continue and do
1423 the link like GNU ld does.
1425 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1427 * Makefile.am (CCFILES): Add timer.cc.
1428 (HFILES): Add timer.h.
1429 * configure.ac: Check for sysconf and times.
1430 * main.cc: include timer.h.
1431 (main): Use Timer instead of get_run_time.
1434 * workqueue.cc: include timer.h.
1435 (Workqueue::find_and_run_task):
1436 Report user, sys and wall time.
1437 * Makefile.in: Regenerate.
1438 * config.in: Regenerate.
1439 * configure: Regenerate.
1441 2009-12-16 Doug Kwan <dougkwan@google.com>
1443 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1445 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1446 relaxed input sections.
1447 * output.cc (Output_section::find_relaxed_input_section): Change
1448 return type to Output_relaxed_input_section pointer. Adjust code
1449 for new type of relaxed_input_section_map_.
1450 * output.h (Output_section::find_relaxed_input_section): Change
1451 return type to Output_relaxed_input_section pointer.
1452 (Output_section::Output_relaxed_input_section_by_input_section_map):
1454 (Output_section::relaxed_input_section_map_): Change type to
1455 Output_section::Output_relaxed_input_section_by_input_section_map.
1456 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1459 2009-12-15 Ian Lance Taylor <iant@google.com>
1461 * layout.cc (Layout::create_shstrtab): Only write out after input
1462 sections if we are compressing debug sections.
1464 2009-12-15 Ian Lance Taylor <iant@google.com>
1466 * archive.cc (Archive::add_symbols): Only look up a symbol without
1467 a version if there is, in fact, a version.
1469 2009-12-14 Ian Lance Taylor <iant@google.com>
1471 Revert -Wshadow changes, all changes from:
1472 2009-12-11 Doug Kwan <dougkwan@google.com>
1473 2009-12-11 Nick Clifton <nickc@redhat.com>
1474 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1476 2009-12-11 Doug Kwan <dougkwan@google.com>
1478 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1480 * attributes.cc (Object_attribute::size): Ditto.
1481 (Attributes_section_data::size): Ditto.
1482 (Attributes_section_data::Attributes_section_data): Ditto.
1483 (Output_attributes_section_data::do_write): Ditto.
1484 * attributes.h (Object_attribute::set_type): Ditto.
1485 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1487 2009-12-11 Nick Clifton <nickc@redhat.com>
1489 * archive.cc: Fix shadowed variable warnings.
1491 * compressed_output.cc: Likewise.
1492 * compressed_output.h: Likewise.
1493 * configure: Likewise.
1494 * dwarf_reader.cc: Likewise.
1495 * dynobj.cc: Likewise.
1496 * dynobj.h: Likewise.
1497 * ehframe.cc: Likewise.
1498 * ehframe.h: Likewise.
1499 * errors.cc: Likewise.
1500 * expression.cc: Likewise.
1501 * fileread.cc: Likewise.
1502 * fileread.h: Likewise.
1503 * freebsd.h: Likewise.
1504 * i386.cc: Likewise.
1506 * incremental.h: Likewise.
1507 * layout.cc: Likewise.
1508 * layout.h: Likewise.
1509 * mapfile.cc: Likewise.
1510 * merge.cc: Likewise.
1511 * merge.h: Likewise.
1512 * object.cc: Likewise.
1513 * object.h: Likewise.
1514 * options.h: Likewise.
1515 * output.cc: Likewise.
1516 * output.h: Likewise.
1517 * parameters.cc: Likewise.
1518 * plugin.cc: Likewise.
1519 * powerpc.cc: Likewise.
1520 * reduced_debug_output.cc: Likewise.
1521 * reduced_debug_output.h: Likewise.
1522 * reloc.cc: Likewise.
1523 * reloc.h: Likewise.
1524 * resolve.cc: Likewise.
1525 * script-sections.cc: Likewise.
1526 * script.cc: Likewise.
1527 * script.h: Likewise.
1528 * sparc.cc: Likewise.
1529 * symtab.cc: Likewise.
1530 * symtab.h: Likewise.
1531 * target-select.cc: Likewise.
1532 * target-select.h: Likewise.
1533 * token.h: Likewise.
1534 * workqueue.cc: Likewise.
1535 * workqueue.h: Likewise.
1536 * x86_64.cc: Likewise.
1538 2009-12-10 Doug Kwan <dougkwan@google.com>
1540 * arm.cc (attributes.h): New include.
1541 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1542 (Arm_relobj::~Arm_relobj): Delete object pointed by
1543 attributes_section_data_.
1544 (Arm_relobj::attributes_section_data): New method definition.
1545 (Arm_relobj::attributes_section_data_): New data member declaration.
1546 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1547 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1548 attributes_section_data_.
1549 (Arm_dynobj::attributes_section_data): New method definition.
1550 (Arm_dynobj::attributes_section_data_): New data member declaration.
1551 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1552 initialization value of may_use_blx_ to false.
1553 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1554 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1555 object attributes to compute results instead of hard-coding.
1556 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1557 Target_arm::get_secondary_compatible_arch,
1558 Target_arm::set_secondary_compatible_arch
1559 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1560 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1561 New method declarations.
1562 (Target_arm::get_aeabi_object_attribute): New method definition.
1563 (Target_arm::attributes_section_data_): New data member declaration.
1564 (read_arm_attributes_section): New template definition.
1565 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1566 (Arm_dynobj::do_read_symbols): Ditto.
1567 (Target_arm::do_finalize_sections): Merge attributes sections from
1568 input. Check for BLX use after attributes section merging.
1569 Fix __exidx_start and __exidx_end visibility. Create an
1570 .ARM.attributes section if necessary.
1571 (Target_arm::get_secondary_compatible_arch,
1572 Target_arm::set_secondary_compatible_arch,
1573 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1574 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1575 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1576 New method definitions.
1578 2009-12-09 Ian Lance Taylor <iant@google.com>
1580 * plugin.cc (Plugin::load): Don't cast from void* to a function
1583 2009-12-09 Ian Lance Taylor <iant@google.com>
1585 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1588 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1590 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1591 Replace two_file_shared_1.so with two_file_shared_2.so.
1592 * testsuite/Makefile.in: Regenerated.
1594 2009-12-08 Doug Kwan <dougkwan@google.com>
1596 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1597 (HFILES): Add attributes.h and int_encoding.h.
1598 * Makefile.in: Regenerate.
1599 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1600 function definitions to int_encoding.cc
1601 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1602 prototypes to int_encoding.h
1603 * reduced_debug_output.cc (int_encoding.h): New include.
1604 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1605 function definitions to int_encoding.cc
1606 (insert_into_vector, read_from_pointer): Move template definitions to
1608 * attributes.cc: New file.
1609 * attributes.h: New file.
1610 * int_encoding.cc: New file.
1611 * int_encoding.h: New file.
1613 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1616 * incremental-dump.cc (dump_incremental_inputs): New.
1617 (main): Use dump_incremental_inputs.
1619 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1622 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1623 checking elfcpp::STT_FUNC.
1624 (Target_i386::Relocate::relocate): Likewise.
1625 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1627 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1628 symbols from shared libraries into normal FUNC symbols.
1630 * symtab.h (Symbol): Add is_func and use it.
1632 2009-12-05 Doug Kwan <dougkwan@google.com>
1634 * arm.cc (Target_arm::arm_info): Initialize new fields
1635 attributes_section and attributes_vendor.
1636 * i386.cc (Target_i386::i386_info): Same.
1637 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1638 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1639 fields attributes_section and attributes_vendor.
1640 * sparc.cc (Target_sparc::sparc_info): Same.
1641 * target.h (Target::attributes_section, Target::attributes_vendor,
1642 Target::is_attributes_section, Target::attribute_arg_type,
1643 Target::attributes_order): New method definitions.
1644 (Target::Target_info::attributes_section,
1645 Target::Target_info::attributes_vendor): New fields.
1646 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1647 virtual method definitions.
1648 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1649 attributes_section and attributes_vendor.
1650 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1652 2009-12-05 Doug Kwan <dougkwan@google.com>
1654 * arm.cc: Update comments about interworking and stub generation.
1655 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1656 considered as non-PIC.
1657 (Arm_relocate_functions::base_abs): Fix formatting.
1658 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1659 of function to use GOT entry address instead of offset.
1660 (Target_arm::Scan::global): Issue an error if a symbol would need a
1661 PLT does not get one because it is untyped. Remove code to create
1662 dynamic symbols for relative branches.
1663 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1664 takes unsigned integer instead of boolean.
1666 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1668 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1669 (two_file_test_LDADD): Likewise.
1670 (common_test_1_LDADD): Likewise.
1671 (exception_test_LDADD) Likewise.
1672 (weak_test_LDADD): Likewise.
1673 (many_sections_test_LDADD): Likewise.
1674 (initpri1_LDADD): Likewise.
1675 (script_test_1_LDADD): Likewise.
1676 (script_test_2_LDADD): Likewise.
1677 (justsyms_LDADD): Likewise.
1678 (binary_test_LDADD): Likewise.
1679 (large_LDADD): Likewise.
1680 * testsuite/Makefile.in: Regenerated.
1682 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1684 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1685 (Symbol_table::override_with_special): Likewise.
1686 (Symbol_table::add_from_object): Likewise.
1688 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1690 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1691 Don't set the data_offset twice.
1693 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1695 * testsuite/Makefile.in: Regenerate.
1697 2009-12-03 Doug Kwan <dougkwan@google.com>
1699 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1700 (Target_arm::do_finalize_sections): Add parameter for symbol table
1701 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1702 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1703 parameter for symbol table pointer.
1704 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1705 an additional parameter for a pointer to symbol table.
1706 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1707 parameter for a symbol table pointer.
1708 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1709 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1711 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1712 parameter for a symbol table pointer.
1714 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1716 * incremental.cc (Incremental_inputs_header)
1717 (Incremental_inputs_header_write, Incremental_inputs_entry)
1718 (Incremental_inputs_entry_write): Move ...
1719 * incremental.h (Incremental_inputs_header)
1720 (Incremental_inputs_header_write, Incremental_inputs_entry)
1721 (Incremental_inputs_entry_write): here.
1723 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1725 * incremental.cc (make_sized_incremental_binary): Set the target.
1726 Error if it is incompatible.
1727 * output.h (Output_file): Add filename method.
1729 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1731 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1732 from the get_* methods.
1734 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1736 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1737 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1738 Write 0 for the data_offset of scripts.
1740 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1742 * testsuite/Makefile.am: Add the incremental_test.sh test.
1743 * testsuite/incremental_test.sh: New.
1744 * testsuite/incremental_test_1.c: New.
1745 * testsuite/incremental_test_2.c: New.
1747 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1749 * incremental-dump.cc (main): Fix typos.
1751 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1754 * incremental-dump.cc (main): Use llu to print 64 bit values.
1756 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1757 H.J. Lu <hongjiu.lu@intel.com>
1759 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1761 (incremental_dump_LDADD): Likewise.
1762 * Makefile.in: Regenerated.
1764 2009-11-25 Doug Kwan <dougkwan@google.com>
1768 2009-11-25 Doug Kwan <dougkwan@google.com>
1770 * arm.cc (Target_arm::Target_arm): Move method definition
1771 outside of class definition. Add code to handle
1772 --target1-rel, --target1-abs and --target2= options.
1773 (Target_arm::get_reloc_reloc_type): Change method to be
1774 non-static and const.
1775 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1776 New data member declaration.
1777 (Target_arm::Scan::local, Target_arm::Scan::global,
1778 Target_arm::Relocate::relocate,
1779 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1780 Adjust call to Target_arm::get_real_reloc_type.
1781 (Target_arm::get_real_reloc_type): Use command line options
1782 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1783 * options.h (--target1-rel, --target1-abs, --target2): New
1786 2009-11-25 Doug Kwan <dougkwan@google.com>
1788 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1789 class definition. Add code to handle --target1-rel, --target1-abs
1790 and --target2= options.
1791 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1793 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1795 (Target_arm::Scan::local, Target_arm::Scan::global,
1796 Target_arm::Relocate::relocate,
1797 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1798 call to Target_arm::get_real_reloc_type.
1799 (Target_arm::get_real_reloc_type): Use command line options to
1800 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1801 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1804 2009-11-25 Doug Kwan <dougkwan@google.com>
1806 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1807 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1808 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1810 (Arm_relocate_functions::thm_call): Replace body with a call to
1811 Arm_relocate_functions::thumb_branch_common.
1812 (Arm_relocate_functions::thm_jump24,
1813 Arm_relocate_functions::thm_xpc22): New method definitions.
1814 (Arm_relocate_functions::thumb_branch_common): New method definition.
1815 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1817 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1818 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1820 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1822 * Makefile.am: Build incremental-dump
1823 * Makefile.in: Regenerate.
1824 * incremental-dump.cc: New.
1825 * incremental.cc (Incremental_inputs_header_data,
1826 Incremental_inputs_entry_data): Move to incremental.h
1827 * incremental.h: (Incremental_inputs_header_data,
1828 Incremental_inputs_entry_data): Move from incremental.cc
1830 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1832 * incremental.cc (Incremental_inputs_header,
1833 Incremental_inputs_header_write, Incremental_inputs_entry,
1834 Incremental_inputs_entry_write): Add a typedef with the data type.
1836 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1838 * incremental.cc (Incremental_inputs_header,
1839 Incremental_inputs_header_write, Incremental_inputs_entry,
1840 Incremental_inputs_entry_write): Update comment about which
1841 type has the filed descriptions.
1843 2009-11-15 Doug Kwan <dougkwan@google.com>
1845 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1846 (Arm_relocate_functions::arm_branch_common): Change method defintion
1847 in class definition to a method declaration and update list of formal
1849 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1850 Arm_relocation_functions::jump24): Adjust call to
1851 Arm_relocate_functions::arm_branch_common. Update list of formal
1853 (Arm_relocate_functions::xpc25): New method definition.
1854 (Arm_relocate_functions::arm_branch_common): Move method defintion
1855 out from class definition. Use stubs for mode-switching and extending
1857 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1858 specially. Change code to enable use of stubs in ARM branches.
1860 2009-11-10 Doug Kwan <dougkwan@google.com>
1862 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1863 in method declaration.
1864 (Target_arm::relocate_stub): New method declaration.
1865 (Target_arm::default_target): Change to return a pointer instead of
1867 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1868 Target_arm::default_target.
1869 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1871 (Target_arm::relocate_section): Adjust view.
1872 (Target_arm::relocate_stub): New method definition.
1874 2009-11-10 Doug Kwan <dougkwan@google.com>
1876 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1878 * incremental.cc (open_incremental_binary): Initialized local
1879 variables to avoid warnings.
1880 * object.cc (make_elf_object): Ditto.
1881 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1884 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1887 * testsuite/plugin_test.c: Include "config.h".
1889 2009-11-09 Doug Kwan <dougkwan@google.com>
1891 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1892 (arm_symbol_value): Remove.
1893 (Arm_relocate_functions::arm_branch_common,
1894 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1895 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1896 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1897 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1898 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1899 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1900 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1901 Arm_relocate_functions::thm_mobw_abs_nc,
1902 Arm_relocate_functions::thm_mov_abs,
1903 Arm_relocate_functions::movw_prel_nc,
1904 Arm_relocate_functions::thm_movt_abs,
1905 Arm_relocate_functions::movt_prel,
1906 Arm_relocate_functions::thm_movw_prel_nc,
1907 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1908 (Target_arm::Relocate::relocate): Only decompose address into two
1909 parts if relocation type uses the thumb-bit and pass the actual
1910 bit instead of a flag indicating that the thumb-bit is used. Adjust
1911 calls to methods in Arm_relocate_functions for this change.
1913 2009-11-08 Ian Lance Taylor <iant@google.com>
1916 * reloc.cc: Instantiate
1917 Sized_relobj::initialize_input_to_output_maps and
1918 Sized_relobj:free_input_to_output_maps.
1920 2009-11-06 Ian Lance Taylor <iant@google.com>
1923 * defstd.cc (in_segment): Set only_if_ref true for "end".
1925 2009-11-06 Doug Kwan <dougkwan@google.com>
1927 * arm.cc (class Reloc_stub): Correct a comment.
1928 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1929 (Target_arm::scan_section_for_stubs): New method declaration.
1930 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1931 Change methods from private to protected.
1932 (Target_arm::do_may_relax): New method definition.
1933 (Target_arm::do_relax, Target_arm::group_sections,
1934 Target_arm::scan_reloc_for_stub,
1935 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1936 (Target_arm::arm_input_section_map_): New data member declaration.
1937 (Target_arm::scan_reloc_for_stub,
1938 Target_arm::scan_reloc_section_for_stubs,
1939 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1940 Target_arm::do_relax): New method definitions.
1942 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1944 * configure.ac: Check for (struct stat)::st_mtim
1945 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1946 * config.in: Regenerate.
1947 * configure: Regenerate.
1949 2009-11-05 Ian Lance Taylor <iant@google.com>
1952 * output.cc (Output_segment::add_output_section): Add missing
1955 2009-11-04 Ian Lance Taylor <iant@google.com>
1958 * object.h (class Object): Add is_needed and set_is_needed
1959 methods. Add is_needed_ field. Make bool fields into bitfields.
1960 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1961 defined in a dynamic object and referenced by a regular object,
1962 set is_needed for the dynamic object.
1963 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1964 if the file is marked with as_needed and it is not needed.
1966 2009-11-04 Ian Lance Taylor <iant@google.com>
1969 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1970 tags if data is discarded by linker script.
1971 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1972 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1973 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1974 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1976 2009-11-04 Ian Lance Taylor <iant@google.com>
1978 * layout.cc (Layout::get_output_section): Add is_interp and
1979 is_dynamic_linker_section parameters. Change all callers.
1980 (Layout::choose_output_section): Likewise.
1981 (Layout::make_output_section): Likewise.
1982 (Layout::add_output_section_data): Add is_dynamic_linker_section
1983 parameter. Change all callers.
1984 * layout.h (class Layout): Update declarations.
1985 * output.h (class Output_section): Add is_interp, set_is_interp,
1986 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1987 Add is_interp_, is_dynamic_linker_section_ fields. Change
1988 generate_code_fills_at_write_ to a bitfield.
1989 * output.cc (Output_section::Output_sections): Initialize new
1991 (Output_segment::add_output_section): Add do_sort parameter.
1994 2009-11-03 Ian Lance Taylor <iant@google.com>
1997 * options.h (class General_options): Add --warn-common.
1998 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1999 merging two common symbols.
2000 (Symbol_table::should_override): Handle --warn-common when merging
2001 a common symbol with a defined symbol. Use report_resolve_problem
2002 for multiple definitions.
2003 (Symbol_table::report_resolve_problem): New function.
2004 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2006 2009-11-03 Doug Kwan <dougkwan@google.com>
2008 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2010 (Target_arm::stub_factory): New method definition.
2011 (Target_arm::new_arm_input_section,
2012 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2013 Target_arm::reloc_uses_thumb_bit): New method declarations.
2014 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2015 New type definitions.
2016 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2017 member declarations.
2018 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2019 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2020 New method definitions.
2022 2009-11-03 Ian Lance Taylor <iant@google.com>
2024 * options.h (class General_options): Add --warn_constructors.
2026 2009-11-03 Ian Lance Taylor <iant@google.com>
2029 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2030 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2032 2009-11-03 Ian Lance Taylor <iant@google.com>
2035 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2036 --msgid-bugs-address.
2037 (install-pdf): New target.
2038 (install-data_yes): Look up one directory to find mkinstalldirs.
2040 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2042 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2045 2009-10-30 Doug Kwan <dougkwan@google.com>
2047 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2049 2009-10-30 Doug Kwan <dougkwan@google.com>
2051 * arm.cc (Stub_addend_reader): New struct template definition
2052 and partial specializations.
2053 (Stub_addend_reader::operator()): New method definition for a
2054 partially specialized template.
2056 2009-10-30 Doug Kwan <dougkwan@google.com>
2058 * arm.cc (Arm_relobj::processor_specific_flags): New method
2060 (Arm_relobj::do_read_symbols): New method declaration.
2061 (Arm_relobj::processor_specific_flags_): New data member declaration.
2062 (Arm_dynobj): New class definition.
2063 (Target_arm::do_finalize_sections): Add input_objects parameter.
2064 (Target_arm::do_adjust_elf_header): New method declaration.
2065 (Target_arm::are_eabi_versions_compatible,
2066 (Target_arm::merge_processor_specific_flags): New method declaration.
2067 (Target_arm::do_make_elf_object): New overloaded method definitions
2069 (Arm_relobj::do_read_symbols): New method definition.
2070 (Arm_dynobj::do_read_symbols): Ditto.
2071 (Target_arm::do_finalize_sections): Add input_objects parameters.
2072 Merge processor-specific flags from all input objects.
2073 (Target_arm::are_eabi_versions_compatible,
2074 Target_arm::merge_processor_specific_flags,
2075 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2076 New method definitions.
2077 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2078 Input_objects pointer type parameter.
2079 * layout.cc (Layout::finalize): Pass input objects to target's.
2080 finalize_sections function.
2081 * output.cc (Output_file_header::do_sized_write): Set ELF file
2082 header's processor-specific flags.
2083 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2084 Input_objects pointer type parameter.
2085 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2086 * target.h (Input_objects): New forward class declaration.
2087 (Target::processor_specific_flags,
2088 Target::are_processor_specific_flags_sect): New method definitions.
2089 (Target::finalize_sections): Add input_objects parameter.
2090 (Target::Target): Initialize processor_specific_flags_ and
2091 are_processor_specific_flags_set_.
2092 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2094 (Target::set_processor_specific_flags): New method definition.
2095 (Target::processor_specific_flags_,
2096 Target::are_processor_specific_flags_set_): New data member
2098 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2099 Input_objects pointer type parameter.
2101 2009-10-30 Doug Kwan <dougkwan@google.com>
2103 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2105 2009-10-28 Ian Lance Taylor <iant@google.com>
2107 * object.h (class Relobj): Drop options parameter from
2108 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2109 do_scan_relocs, do_relocate. Change all callers.
2110 (class Sized_relobj): Drop options parameters from
2111 do_gc_process_relocs, do_scan_relocs, do_relocate,
2112 do_relocate_sections, relocate_sections, emit_relocs_scan,
2113 emit_relocs_scan_reltype. Change all callers.
2114 (struct Relocate_info): Remove options field and all references to
2116 * reloc.h (class Read_relocs): Remove options constructor
2117 parameter and options_ field. Change all callers.
2118 (class Gc_process_relocs, class Scan_relocs): Likewise.
2119 (class Relocate_task): Likewise.
2120 * target-reloc.h (scan_relocs): Remove options parameter. Change
2122 (scan_relocatable_relocs): Likewise.
2123 * target.h (class Sized_target): Remove options parameter from
2124 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2126 * gc.h (gc_process_relocs): Remove options parameter. Change all
2128 * arm.cc: Update functions to remove options parameters.
2129 * i386.cc: Likewise.
2130 * powerpc.cc: Likewise.
2131 * sparc.cc: Likewise.
2132 * x86_64.cc: Likewise.
2133 * testsuite/testfile.cc: Likewise.
2135 2009-10-28 Doug Kwan <dougkwan@google.com>
2137 * arm.cc (Arm_relobj): New class definition.
2138 (Arm_relobj::scan_sections_for_stubs,
2139 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2140 New method definitions.
2142 2009-10-28 Cary Coutant <ccoutant@google.com>
2144 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2145 (Plugin::cleanup_done_): New member.
2146 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2147 (Plugin_manager::cleanup_done_): Remove.
2148 (Plugin_manager::add_input_file): Edit error message.
2149 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2150 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2152 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2154 * fileread.cc: (File_read::View::~View): Use the new
2155 data_ownership_ filed.
2156 (File_read::~File_read): Dispose the new whole_file_view_.
2157 (File_read::open): Mmap the whole file if needed.
2158 (File_read::open): Use whole_file_view_ instead of contents_.
2159 (File_read::find_view): Use whole_file_view_ if applicable.
2160 (File_read::do_read): Use whole_file_view_ instead of contents_.
2161 (File_read::make_view): Use whole_file_view_ instead of contents_,
2162 update File_read::View::View call.
2163 (File_read::find_or_make_view): Update File_read::View::View
2165 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2167 (File_read::View::Data_ownership): New enum.
2168 (File_read::View::View): Replace bool mapped_ with Data_ownership
2170 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2171 (File_read::View::data_ownership_): New field.
2172 (File_read::contents_): Remove (replaced by whole_file_view_).
2173 (File_read::whole_file_view_): New field.
2174 * options.h (class General_options): Add --keep-files-mapped.
2176 2009-10-27 Cary Coutant <ccoutant@google.com>
2178 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2179 * testsuite/Makefile.am (plugin_test_5): New test case.
2180 * testsuite/Makefile.in: Regenerate.
2182 2009-10-25 Doug Kwan <dougkwan@google.com>
2184 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2185 from private to protected to allow access by child class.
2186 (Sized_relobj::do_relocate_sections): New method declaration.
2187 (Sized_relobj::relocate_sections): Virtualize.
2188 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2189 Sized_relobj::relocate_sections. Instantiate template explicitly
2190 for different target sizes and endianity.
2192 2009-10-24 Doug Kwan <dougkwan@google.com>
2194 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2195 (Arm_input_section::as_arm_input_section): New method.
2196 (Arm_output_section): New class definition.
2197 (Arm_output_section::create_stub_group,
2198 Arm_output_section::group_sections): New method definitions.
2200 2009-10-22 Doug Kwan <dougkwan@google.com>
2202 * arm.cc (Arm_input_section): New class definition.
2203 (Arm_input_section::init, Arm_input_section:do_write,
2204 Arm_input_section::set_final_data_size,
2205 Arm_input_section::do_reset_address_and_file_offset): New method
2208 2009-10-21 Doug Kwan <dougkwan@google.com>
2210 * arm.cc (Stub_table, Arm_input_section): New forward class
2212 (Stub_table): New class defintion.
2213 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2214 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2215 New method definition.
2217 2009-10-21 Doug Kwan <dougkwan@google.com>
2219 * arm.cc: Update copyright comments.
2220 (Target_arm): New forward class template declaration.
2221 (Arm_address): New type.
2222 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2223 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2224 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2226 (Insn_template): Same.
2227 (DEF_STUBS): New macro.
2228 (Stub_type): New enum type.
2229 (Stub_template): New class definition.
2232 (Stub_factory): Same.
2233 (Target_arm::Target_arm): Initialize may_use_blx_ and
2234 should_force_pic_veneer_.
2235 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2236 Target_arm::should_force_pic_veneer,
2237 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2238 Target_arm::using_thumb_only, Target_arm:;default_target): New
2240 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2241 New data member declarations.
2242 (Insn_template::size, Insn_template::alignment): New method defintions.
2243 (Stub_template::Stub_template): New method definition.
2244 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2245 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2246 (Stub_factory::Stub_factory): New method definition.
2247 * gold.h (string_hash): New template.
2248 * output.h (Input_section_specifier::hash_value): Use
2250 (Input_section_specifier::string_hash): Remove.
2251 * stringpool.cc (Stringpool_template::string_hash): Use
2254 2009-10-20 Doug Kwan <dougkwan@google.com>
2256 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2257 symbols of relaxed input sections.
2258 * output.h (Output_section::find_relaxed_input_section): Make
2261 2009-10-16 Doug Kwan <dougkwan@google.com>
2263 * dynobj.cc (Versions::Versions): Initialize version_script_.
2264 Only insert base version symbol definition for a shared object
2265 if version script defines any version versions.
2266 (Versions::define_base_version): New method definition.
2267 (Versions::add_def): Check that base version is not needed.
2268 (Versions::add_need): Define base version lazily.
2269 * dynobj.h (Versions::define_base_version): New method declaration.
2270 (Versions::needs_base_version_): New data member declaration.
2271 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2272 (check_DATA): Add no_version_test.stdout.
2273 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2275 * testsuite/Makefile.in: Regenerate.
2276 * testsuite/no_version_test.c: New file.
2277 * testsuite/no_version_test.sh: Ditto.
2279 2009-10-16 Doug Kwan <dougkwan@google.com>
2281 * expression.cc (class Segment_start_expression): New class definition.
2282 (Segment_start_expression::value): New method definition.
2283 (script_exp_function_segment_start): Return a new
2284 Segment_start_expression.
2285 * gold/script-c.h (script_saw_segment_start_expression): New function
2287 * script-sections.cc (Script_sections::Script_sections): Initialize
2288 SAW_SEGMENT_START_EXPRESSION_ to false.
2289 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2290 and -Tbbs options to specify section addresses if given in
2291 command line and no SEGMENT_START expression is seen in a script.
2292 * script-sections.h (Script_sections::saw_segment_start_expression,
2293 Script_sections::set_saw_segment_start_expression): New method
2295 (Script_sections::saw_segment_start_expression_): New data member
2297 * script.cc (script_saw_segment_start_expression): New function.
2298 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2299 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2300 script_test_7.sh and script_test_8.sh.
2301 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2302 script_test_8.stdout.
2303 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2304 (script_test_6, script_test_6.stdout, script_test_7,
2305 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2306 * Makefile.in: Regenerate.
2307 * testsuite/script_test_6.sh: New file.
2308 * testsuite/script_test_6.t: Same.
2309 * testsuite/script_test_7.sh: Same.
2310 * testsuite/script_test_7.t: Same.
2311 * testsuite/script_test_8.sh: Same.
2313 2009-10-16 Doug Kwan <dougkwan@google.com>
2315 * output.cc (Output_segment::set_section_list_address): Cast
2316 expressions to unsigned long long type to avoid format warnings.
2318 2009-10-15 Ian Lance Taylor <iant@google.com>
2320 * script.cc (Script_options::add_symbol_assignment): Always add a
2321 dot assignment to script_sections_.
2322 * script-sections.cc (Script_sections::add_dot_assignment):
2323 Initialize if necessary.
2325 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2326 program headers with no load segment if there is a linker script.
2328 * layout.cc (Layout::set_segment_offsets): Align the file offset
2329 to the segment aligment for -N or -n with no load segment.
2330 * output.cc (Output_segment::add_output_section): Don't crash if
2331 the first section is a TLS section.
2332 (Output_segment::set_section_list_addresses): Print an error
2333 message if the address moves backward in a linker script.
2334 * script-sections.cc
2335 (Output_section_element_input::set_section_addresses): Don't
2336 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2337 (Orphan_output_section::set_section_addresses): Likewise.
2339 2009-10-15 Doug Kwan <dougkwan@google.com>
2341 * layout.cc (Layout::finish_dynamic_section): Generate tags
2342 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2343 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2344 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2346 2009-10-14 Ian Lance Taylor <iant@google.com>
2348 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2350 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2351 data_shdr fields of relinfo.
2352 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2353 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2354 R_386_TLS_LDO_32, adjust based on section flags.
2355 (Target_i386::Relocate::fix_up_ldo): Remove.
2357 2009-10-13 Ian Lance Taylor <iant@google.com>
2359 Add support for -pie.
2360 * options.h (class General_options): Add -pie and
2362 (General_options::output_is_position_independent): Test -pie.
2363 (General_options::output_is_executable): Return true if not shared
2364 and not relocatable.
2365 (General_options::output_is_pie): Remove.
2366 * options.cc (General_options::finalize): Reject incompatible uses
2368 * gold.cc (queue_middle_tasks): A -pie link is not static.
2369 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2370 * symtab.cc (Symbol::final_value_is_known): Return false if
2371 output_is_position_independent.
2372 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2373 output_is_position_independent.
2374 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2375 output_is_position_independent.
2376 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2377 output_is_position_independent.
2378 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2380 (basic_pie_test.o, basic_pie_test): New targets.
2381 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2382 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2383 (two_file_pie_test): New target.
2384 * testsuite/Makefile.in: Rebuild.
2385 * README: Remove note saying that -pie is not supported.
2387 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2389 * options.h (class General_options): Add -init and -fini.
2390 * layout.cc (Layout::finish_dynamic_section): Emit
2391 given init and fini functions.
2393 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2395 * gc.h (gc_process_relocs): Check if icf is enabled using new
2397 * gold.cc (queue_initial_tasks): Likewise.
2398 (queue_middle_tasks): Likewise.
2399 * object.cc (do_layout): Likewise.
2400 * symtab.cc (is_section_folded): Likewise.
2401 * main.cc (main): Likewise.
2402 * reloc.cc (Read_relocs::run): Likewise.
2403 (Sized_relobj::do_scan_relocs): Likewise.
2404 * icf.cc (is_function_ctor_or_dtor): New function.
2405 (Icf::find_identical_sections): Check if function is ctor or dtor when
2407 * options.h (General_options::icf): Change option to be an enum.
2408 (Icf_status): New enum.
2409 (icf_enabled): New method.
2410 (icf_safe_folding): New method.
2411 (set_icf_status): New method.
2412 (icf_status_): New variable.
2413 * (options.cc) (General_options::finalize): Set icf_status_.
2414 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2415 icf_test and icf_keep_unique_test to use the --icf enum flag.
2416 * testsuite/icf_safe_test.sh: New file.
2417 * testsuite/icf_safe_test.cc: New file.
2419 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2421 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2422 includes to gc.h and icf.h.
2423 * arm.cc: Include gc.h.
2424 * gold.cc: Likewise.
2425 * i386.cc: Likewise.
2426 * powerpc.cc: Likewise.
2427 * sparc.cc: Likewise.
2428 * x86_64.cc: Likewise.
2429 * gc.h: Include icf.h.
2431 2009-10-11 Ian Lance Taylor <iant@google.com>
2433 * plugin.cc: Include "gold.h" before other header files.
2435 2009-10-10 Chris Demetriou <cgd@google.com>
2437 * options.h (Input_file_argument::Input_file_type): New enum.
2438 (Input_file_argument::is_lib_): Replace with...
2439 (Input_file_argument::type_): New member.
2440 (Input_file_argument::Input_file_argument): Take Input_file_type
2441 'type' rather than boolean 'is_lib' as second argument.
2442 (Input_file_argument::is_lib): Use type_.
2443 (Input_file_argument::is_searched_file): New function.
2444 (Input_file_argument::may_need_search): Handle is_searched_file.
2445 * options.cc (General_options::parse_library): Support -l:filename.
2446 (General_options::parse_just_symbols): Update for Input_file_argument
2448 (Command_line::process): Likewise.
2449 * archive.cc (Archive::get_file_and_offset): Likewise.
2450 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2451 * script.cc (read_script_file, script_add_file): Likewise.
2452 * fileread.cc (Input_file::Input_file): Likewise.
2453 (Input_file::will_search_for): Handle is_searched_file.
2454 (Input_file::open): Likewise.
2455 * readsyms.cc (Read_symbols::get_name): Likewise.
2456 * testsuite/Makefile.am (searched_file_test): New test.
2457 * testsuite/Makefile.in: Regenerate.
2458 * testsuite/searched_file_test.cc: New file.
2459 * testsuite/searched_file_test_lib.cc: New file.
2461 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2462 Ian Lance Taylor <iant@google.com>
2464 * descriptor.cc: Include <cstdio> and "binary-io.h".
2465 (Descriptors::open): Open the files in binary mode always.
2466 * script.cc (Lex::get_token): Treat \r as whitespace.
2468 2009-10-09 Ian Lance Taylor <iant@google.com>
2470 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2472 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2473 Ian Lance Taylor <iant@google.com>
2475 * configure.ac: Check for readv function also.
2476 * fileread.cc (readv): Define if not HAVE_READV.
2477 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2479 * config.in: Regenerate.
2480 * configure: Regenerate.
2482 2009-10-09 Doug Kwan <dougkwan@google.com>
2484 * layout.cc (Layout::make_output_section): Call target hook to make
2485 ordinary output section.
2486 (Layout::finalize): Adjust parameter list of call the
2487 Target::may_relax().
2488 * layout.h (class Layout::section_list): New method.
2489 * merge.h (Output_merge_base::entsize): Change visibility to public.
2490 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2492 (Output_merge_string::do_is_string): New method.
2493 * object.cc (Sized_relobj::do_setup): renamed from
2494 Sized_relobj::set_up.
2495 * object.h (Sized_relobj::adjust_shndx,
2496 Sized_relobj::initializ_input_to_output_maps,
2497 Sized_relobj::free_input_to_output_maps): Change visibilities to
2499 (Sized_relobj::setup): Virtualize.
2500 (Sized_relobj::do_setup): New method declaration.
2501 (Sized_relobj::invalidate_section_offset,
2502 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2503 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2504 * options.cc (parse_int): New function.
2505 * options.h (parse_int): New declaration.
2506 (DEFINE_int): New macro.
2507 (stub_group_size): New option.
2508 * output.cc (Output_section::Output_section): Initialize memebers
2509 merge_section_map_, merge_section_by_properties_map_,
2510 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2511 (Output_section::add_input_section): Handled deferred code-fill
2512 generation and remove an old comment.
2513 (Output_section::add_relaxed_input_section): New method definition.
2514 (Output_section::add_merge_input_section): Use merge section by
2515 properties map to speed to search. Update merge section maps
2517 (Output_section::build_relaxation_map): New method definition.
2518 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2520 (Output_section::relax_input_section): Renamed to
2521 Output_section::convert_input_sections_to_relaxed_sections and change
2522 interface to take a vector of pointers to relaxed sections.
2523 (Output_section::find_merge_section,
2524 Output_section::find_relaxed_input_section): New method definitions.
2525 (Output_section::is_input_address_mapped,
2526 Output_section::output_offset, Output_section::output_address):
2527 Use output section data maps to speed up searching.
2528 (Output_section::find_starting_output_address): Add comments.
2529 (Output_section::do_write,
2530 Output_section::write_to_postprocessing_buffer): Do code-fill
2531 generation as appropriate.
2532 (Output_section::get_input_sections): Invalidate relaxed input section
2534 (Output_section::restore_states): Adjust type of checkpoint .
2535 Invalidate relaxed input section map.
2536 * output.h (Output_merge_base): New class declaration.
2537 (Input_section_specifier): New class defintion.
2538 (class Output_relaxed_input_section) Change base class to
2539 Output_section_data_build.
2540 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2541 base class initializer.
2542 (Output_section::add_relaxed_input_section): New method declaration.
2543 (Output_section::Input_section): Change visibility to protected.
2544 (Output_section::Input_section::relobj,
2545 Output_section::Input_section::shndx): Handle relaxed input sections.
2546 Output_section::input_sections) Change visibility to protected. Also
2547 define overload to return a non-const pointer.
2548 (Output_section::Merge_section_properties): New class defintion.
2549 (Output_section::Merge_section_by_properties_map,
2550 Output_section::Output_section_data_by_input_section_map,
2551 Output_section::Relaxation_map): New types.
2552 (Output_section::relax_input_section): Rename method to
2553 Output_section::convert_input_sections_to_relaxed_sections and change
2554 interface to take a vector of relaxed section pointers.
2555 (Output_section::find_merge_section,
2556 Output_section::find_relaxed_input_section,
2557 Output_section::build_relaxation_map,
2558 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2559 New method declarations.
2560 (Output_section::merge_section_map_
2561 Output_section::merge_section_by_properties_map_,
2562 Output_section::relaxed_input_section_map_,
2563 Output_section::is_relaxed_input_section_map_valid_,
2564 Output_section::generate_code_fills_at_write_): New data members.
2565 * script-sections.cc
2566 (Output_section_element_input::set_section_addresses): Call
2567 current_data_size and addralign methods of relaxed input sections.
2568 (Orphan_output_section::set_section_addresses): Call current_data_size
2569 and addralign methods of relaxed input sections.
2570 * symtab.cc (Symbol_table::compute_final_value): Extract template
2571 from the body of Symbol_table::sized_finalize_symbol.
2572 (Symbol_table::sized_finalized_symbol): Call
2573 Symbol_table::compute_final_value.
2574 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2575 (Symbol_table::compute_final_value): New templated method declaration.
2576 * target.cc (Target::do_make_output_section): New method defintion.
2577 * target.h (Target::make_output_section): New method declaration.
2578 (Target::relax): Add more parameters for input objects, symbol table
2579 and layout. Adjust call to do_relax.
2580 (Target::do_make_output_section): New method declaration.
2581 (Target::do_relax): Add parameters for input objects, symbol table
2584 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2586 * pread.c: Include stdio.h.
2588 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2590 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2593 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2595 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2596 Change read_shndx type to unsigned int.
2597 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2599 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2600 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2601 Change read_shndx type to unsigned int.
2602 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2604 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2605 * layout.cc (Layout::create_symtab_sections): Cast the result of
2606 local_symcount * symsize to off_t in the gold_assert.
2608 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2610 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2611 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2613 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2614 (Arm_relocate_functions::thm_abs5): New function.
2615 (Arm_relocate_functions::abs12): New function.
2616 (Arm_relocate_functions::abs16): New function.
2617 (Arm_relocate_functions::base_abs): New function.
2618 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2619 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2620 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2622 (Scan::global): Likewise.
2623 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2624 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2625 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2626 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2629 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2631 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2632 (Arm_relocate_functions::movt_prel): New function.
2633 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2634 (Arm_relocate_functions::thm_movt_prel): New function.
2635 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2636 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2637 (Scan::global, Relocate::relocate): Likewise.
2638 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2640 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2642 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2643 Incremental_checker.
2644 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2646 (class Incremental_inputs_header): New class.
2647 (Incremental_inputs_header_writer): Edit comment.
2648 (Incremental_inputs_entry): New class.
2649 (Incremental_inputs_entry_writer): Edit comment.
2650 (Sized_incremental_binary::do_find_incremental_inputs_section):
2651 Add *strtab_shndx parameter, fill it.
2652 (Sized_incremental_binary::do_check_inputs): New method.
2653 (Incremental_checker::can_incrementally_link_output_file): Use
2654 Sized_incremental_binary::check_inputs.
2655 (Incremental_inputs::report_command_line): Save command line in
2658 (Incremental_binary::find_incremental_inputs_section): New
2660 (Incremental_binary::do_find_incremental_inputs_section): Add
2661 strtab_shndx parameter.
2662 (Incremental_binary::do_check_inputs): New pure virtual method.
2663 (Sized_incremental_binary::do_check_inputs): Declare.
2664 (Incremental_checker::Incremental_checker): Add incremental_inputs
2665 parameter, use it to initialize incremental_inputs_.
2666 (Incremental_checker::incremental_inputs_): New field.
2667 (Incremental_checker::command_line): New method.
2668 (Incremental_checker::inputs): New method.
2669 (Incremental_checker::command_line_): New field.
2671 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2673 * incremental.cc: Include <cstdarg> and "target-select.h".
2674 (vexplain_no_incremental): New function.
2675 (explain_no_incremental): New function.
2676 (Incremental_binary::error): New method.
2677 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2679 (make_sized_incremental_binary): New function.
2680 (open_incremental_binary): New function.
2681 (can_incrementally_link_file): Add checks if output is ELF and has
2683 * incremental.h: Include "elfcpp_file.h" and "output.h".
2684 (Incremental_binary): New class.
2685 (Sized_incremental_binary): New class.
2686 (open_incremental_binary): Declare.
2687 * object.cc (is_elf_object): Use
2688 elfcpp::Elf_recognizer::is_elf_file.
2689 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2690 * output.h (Output_file::filesize): New method.
2692 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2694 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2696 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2697 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2699 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2701 (Arm_relocate_functions::movw_abs_nc): New function.
2702 (Arm_relocate_functions::movt_abs): New function.
2703 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2704 (Arm_relocate_functions::thm_movt_abs): New function.
2705 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2706 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2707 (Scan::global): Likewise.
2708 (Relocate::relocate): Likewise.
2709 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2711 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2713 * arm.cc (Arm_relocate_functions::got_prel) New function.
2714 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2715 (Relocate::relocate): Likewise.
2716 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2718 2009-10-06 Ian Lance Taylor <iant@google.com>
2720 * options.h (class General_options): Define
2721 split_stack_adjust_size parameter.
2722 * object.h (class Object): Add uses_split_stack_ and
2723 has_no_split_stack_ fields. Add uses_split_stack and
2724 has_no_split_stack accessor functions. Declare
2725 handle_split_stack_section.
2726 (class Reloc_symbol_changes): Define.
2727 (class Sized_relobj): Define Function_offsets. Declare
2728 split_stack_adjust, split_stack_adjust_reltype, and
2730 * object.cc (Object::handle_split_stack_section): New function.
2731 (Sized_relobj::do_layout): Call handle_split_stack_section.
2732 * dynobj.cc (Sized_dynobj::do_layout): Call
2733 handle_split_stack_section.
2734 * reloc.cc (Sized_relobj::relocate_sections): Call
2735 split_stack_adjust for executable sections in split_stack
2736 objects. Pass reloc_map to relocate_section.
2737 (Sized_relobj::split_stack_adjust): New function.
2738 (Sized_relobj::split_stack_adjust_reltype): New function.
2739 (Sized_relobj::find_functions): New function.
2740 * target-reloc.h: Include "object.h".
2741 (relocate_section): Add reloc_symbol_changes parameter. Change
2743 * target.h (class Target): Add calls_non_split method. Declare
2744 do_calls_non_split virtual method. Declare match_view and
2746 * target.cc: Include "elfcpp.h".
2747 (Target::do_calls_non_split): New function.
2748 (Target::match_view): New function.
2749 (Target::set_view_to_nop): New function.
2750 * gold.cc (queue_middle_tasks): Give an error if mixing
2751 split-stack and non-split-stack objects with -r.
2752 * i386.cc (Target_i386::relocate_section): Add
2753 reloc_symbol_changes parameter.
2754 (Target_i386::do_calls_non_split): New function.
2755 * x86_64.cc (Target_x86_64::relocate_section): Add
2756 reloc_symbol_changes parameter.
2757 (Target_x86_64::do_calls_non_split): New function.
2758 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2760 * powerpc.cc (Target_powerpc::relocate_section): Add
2761 reloc_symbol_changes parameter.
2762 * sparc.cc (Target_sparc::relocate_section): Add
2763 reloc_symbol_changes parameter.
2764 * configure.ac: Call AM_CONDITIONAL for the default target.
2765 * configure: Rebuild.
2766 * testsuite/Makefile.am (TEST_AS): New variable.
2767 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2768 (check_DATA): Add split_i386 and split_x86_64 files.
2769 (SPLIT_DEFSYMS): Define.
2770 (split_i386_[1234n].o): New targets.
2771 (split_i386_[124]): New targets.
2772 (split_i386_[1234r].stdout): New targets.
2773 (split_x86_64_[1234n].o): New targets.
2774 (split_x86_64_[124]): New targets.
2775 (split_x86_64_[1234r].stdout): New targets.
2776 (MOSTLYCLEANFILES): Add new executables.
2777 * testsuite/split_i386.sh: New file.
2778 * testsuite/split_x86_64.sh: New file.
2779 * testsuite/split_i386_1.s: New file.
2780 * testsuite/split_i386_2.s: New file.
2781 * testsuite/split_i386_3.s: New file.
2782 * testsuite/split_i386_4.s: New file.
2783 * testsuite/split_i386_n.s: New file.
2784 * testsuite/split_x86_64_1.s: New file.
2785 * testsuite/split_x86_64_2.s: New file.
2786 * testsuite/split_x86_64_3.s: New file.
2787 * testsuite/split_x86_64_4.s: New file.
2788 * testsuite/split_x86_64_n.s: New file.
2789 * testsuite/testfile.cc (Target_test): Update relocation_section
2791 * testsuite/Makefile.in: Rebuild.
2793 2009-10-06 Ian Lance Taylor <iant@google.com>
2795 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2796 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2797 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2798 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2799 the address on ldo_addrs_.
2800 (Target_i386::Relocate::fix_up_ldo): New function.
2802 2009-10-06 Rafael Espindola <espindola@google.com>
2804 * plugin.cc (add_input_library): New.
2805 (Plugin::load): Add add_input_library to tv.
2806 (Plugin_manager::add_input_file): Add the is_lib argument.
2807 (add_input_file): Update call to Plugin_manager::add_input_file.
2808 (add_input_library): New.
2809 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2811 2009-09-30 Doug Kwan <dougkwan@google.com>
2813 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2814 symbol and call Symbol::may_need_copy_reloc to determine if
2815 a copy reloc is needed.
2816 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2817 nocopyreloc is given in command line.
2818 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2819 given in command line.
2820 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2821 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2822 of the removed Target_i386::may_need_copy_reloc.
2823 * options.h (copyreloc): New option with default value false.
2824 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2825 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2826 instead of the removed Target_powerpc::may_need_copy_reloc.
2827 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2828 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2829 instead of the removed Target_sparc::may_need_copy_reloc.
2830 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2831 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2832 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2833 instead of the removed Target_x86_64::may_need_copy_reloc.
2835 2009-09-30 Ian Lance Taylor <iant@google.com>
2837 * object.h (class Object): Remove target_ field, and target,
2838 sized_target, and set_target methods.
2839 (Object::sized_target): Remove.
2840 (class Sized_relobj): Update declarations. Remove sized_target.
2841 * object.cc (Sized_relobj::setup): Remove target parameter.
2843 (Input_objects::add_object): Don't do anything with the target.
2844 (make_elf_sized_object): Add punconfigured parameter. Change all
2845 callers. Set or test parameter target.
2846 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2848 * parameters.cc (Parameters::set_target): Change parameter type to
2850 (Parameters::default_target): Remove.
2851 (set_parameters_target): Change parameter type to be non-const.
2852 (parameters_force_valid_target): New function.
2853 (parameters_clear_target): New function.
2854 * parameters.h (class Parameters): Update declarations. Remove
2855 default_target method. Add sized_target and clear_target
2856 methods. Change target_ to be non-const.
2857 (set_parameters_target): Update declaration.
2858 (parameters_force_valid_target): Declare.
2859 (parameters_clear_target): Declare.
2860 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2861 as NULL if we aren't searching.
2862 (Add_symbols::run): Don't check for compatible target.
2863 * fileread.cc (Input_file::open_binary): Call
2864 parameters_force_valid_target.
2865 * gold.cc (queue_middle_tasks): Likewise.
2866 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2867 set_target on object.
2868 * dynobj.h (class Sized_dynobj): Update declarations.
2869 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2870 make_elf_object returns NULL.
2871 (Archive::include_member): Don't check whether object target is
2873 * output.cc (Output_section::add_input_section): Get target from
2875 (Output_section::relax_input_section): Likewise.
2876 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2878 (Sized_relobj::do_scan_relocs): Likewise.
2879 (Sized_relobj::relocate_sections): Likewise.
2880 * resolve.cc (Symbol_table::resolve): Likewise.
2881 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2882 parameter. Change all callers.
2883 (Symbol_table::add_from_object): Get target from parameters.
2884 (Symbol_table::add_from_relobj): Don't check object target.
2885 (Symbol_table::add_from_dynobj): Likewise.
2886 (Symbol_table::define_special_symbol): Get target from
2888 * symtab.h (class Symbol_table): Update declaration.
2889 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2890 parameter. Change all callers. Clear parameter target.
2891 (Binary_test): Test target here.
2892 * testsuite/object_unittest.cc (gold_testsuite): Remove
2893 target_test_pointer parameter. Change all callers.
2894 (Object_test): Test target here.
2896 2009-09-26 Ian Lance Taylor <iant@google.com>
2898 * testsuite/initpri1.c: Don't try to use constructor priorities if
2899 compiling with gcc before 4.3.
2901 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2903 * testsuite/retain_symbols_file_test.sh (check_present): Change
2904 output file name to retain_symbols_file_test.stdout.
2905 (check_absent): Likewise.
2907 2009-09-18 Craig Silverstein <csilvers@google.com>
2909 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2910 * options.cc: Include <cerrno> and <fstream>.
2911 (General_options::finalize): Parse -retain-symbols-file tag.
2912 * options.h: New flag.
2913 (General_options): New method should_retain_symbol, new
2914 variable symbols_to_retain.
2915 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2916 should_retain_symbol map.
2917 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2918 * testsuite/Makefile.in: Regenerate.
2919 * testsuite/retain_symbols_file_test.sh: New file.
2921 2009-09-18 Nick Clifton <nickc@redhat.com>
2923 * po/es.po: Updated Spanish translation.
2925 2009-09-17 Doug Kwan <dougkwan@google.com>
2927 * debug.h (DEBUG_RELAXATION): New constant.
2928 (DEBUG_ALL): Add DEBUG_RELAXATION.
2929 (debug_string_to_enum): Add relaxation debug option.
2931 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2932 Layout::Relaxation_debug_check::read_sections,
2933 Layout::Relaxation_debug_check::read_sections): New method definitions.
2934 (Layout::Layout): Initialize data members
2935 record_output_section_data_from_scrips_,
2936 script_output_section_data_list_ and relaxation_debug_check_.
2937 (Layout::save_segments, Layout::restore_segments,
2938 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2939 Layout::relaxation_loop_body): New method definitions.
2940 (Layout::finalize): Support relaxation. Move section layout code to
2941 Layout::relaxation_loop_body.
2942 (Layout::set_asection_address_from_script): Move code for orphan
2943 section placement out.
2944 (Layout::place_orphan_sections_in_script): New method definition.
2945 * layout.h (Output_segment_headers, Output_file_header):
2946 New forward class declarations.
2947 (Layout::~Layout): Define.
2948 (Layout::new_output_section_data_from_script): New method definition.
2949 (Layout::place_orphan_sections_in_script): New method declaration.
2950 (Layout::Segment_states): New type declaration.
2951 (Layout::save_segments, Layout::restore_segments,
2952 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2953 Layout::relaxation_loop_body): New method declarations.
2954 (Layout::Output_section_data_list): New type declaration.
2955 (Layout::Relaxation_debug_check): New class definition.
2956 (Layout::record_output_section_data_from_script_,
2957 Layout::script_output_section_data_list_, Layout::segment_states_,
2958 Layout::relaxation_debug_check_): New data members.
2959 * output.cc: (Output_section_headers::do_size): New method definition.
2960 (Output_section_headers::Output_section_headers): Move size
2961 computation to Output_section_headers::do_size.
2962 (Output_segment_headers::do_size): New method definition.
2963 (Output_file_header::Output_file_header): Move size computation to
2964 Output_file_header::do_size and call it.
2965 (Output_file_header::do_size): New method definition.
2966 (Output_data_group::Output_data_group): Adjust call to
2967 Output_section_data.
2968 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2969 (Output_symtab_xindex::do_write): Add array bound check.
2970 (Output_section::Input_section::print_to_mapfile): Handle
2971 RELAXED_INPUT_SECTION_CODE.
2972 (Output_section::Output_section): Initialize data member checkpoint_.
2973 (Output_section::~Output_section): Delete checkpoint object pointed
2975 (Output_section::add_input_section): Always add an Input_section if
2977 (Output_section::add_merge_input_section): Add assert.
2978 (Output_section::relax_input_section): New method definition.
2979 (Output_section::set_final_data_size): Set load address to zero for
2980 an unallocated section.
2981 (Output_section::do_address_and_file_offset_have_reset_values):
2982 New method definition.
2983 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2984 Handle relaxed input section.
2985 (Output_section::sort_attached_input_sections): Checkpoint input
2986 section list lazily.
2987 (Output_section::get_input_sections): Change type of input_sections to
2988 list of Simple_input_section pointers. Checkpoint input section list
2989 lazily. Also handle relaxed input sections.
2990 (Output_section::add_input_section_for_script): Take a reference to
2991 a Simple_input_section object instead of Relobj pointer and section
2992 index as parameter. Handle relaxed input sections.
2993 (Output_section::save_states, Output_section::restore_states): New
2995 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2996 (Output_data::is_data_size_fixed): New method definition.
2997 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2999 (Output_data::address_and_file_offset_have_reset_values): New method
3001 (Output_data::do_address_and_file_offset_have_reset_values): New method
3003 (Output_data::set_data_size): Check that data size is not fixed.
3004 (Output_data::fix_data_size): New method definition.
3005 (Output_data::is_data_size_fixed_): New data member.
3006 (Output_section_headers::set_final_data_size): New method definition.
3007 (Output_section_headers::do_size): New method declaration.
3008 (Output_segment_headers::set_final_data_size): New method definition.
3009 (Output_segment_headers::do_size): New method declaration.
3010 (Output_file_header::set_final_data_size)::New method definition.
3011 (Output_file_header::do_size)::New method declaration.
3012 (Output_section_data::Output_section_data): Add new parameter
3013 is_data_size_fixed and use it to fix data size.
3014 (Output_data_const::Output_data_const): Adjust call to base class
3015 constructor and fix data size.
3016 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3017 base class constructor and fix data size.
3018 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3019 base class constructor and fix data size.
3020 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3021 class constructor and fix data size.
3022 (Output_data_group::set_final_data_size): New method definition.
3023 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3024 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3025 class constructor and fix data size.
3026 (Output_relaxed_input_section): New class definition.
3027 (Output_section::Simple_input_section): New class definition.
3028 (Output_section::get_input_sections): Adjust parameter list.
3029 (Output_section::add_input_section_for_script): Same.
3030 (Output_section::save_states, Output_section::restore_states,
3031 Output_section::do_address_and_file_offset_have_reset_values,
3032 (Output_section::Input_section::Input_section): Handle
3033 RELAXED_INPUT_SECTION_CODE. Add new overload for
3034 Output_relaxed_input_section.
3035 (Output_section::Input_section::is_input_section,
3036 Output_section::Input_section::set_output_section): Handle relaxed
3038 (Output_section::Input_section::is_relaxed_input_section,
3039 Output_section::Input_section::output_section_data,
3040 Output_section::Input_section::relaxed_input_section): New method
3042 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3044 (Output_section::Input_section::u1_): Update comments.
3045 (Output_section::Input_section::u2_): Add new union member poris.
3046 (Output_section::Checkpoint_output_section): New classs definition.
3047 (Output_section::relax_input_section): New method declaration.
3048 (Output_section::checkpoint_): New data member.
3049 (Output_segment): Update comments.
3050 (Output_segment::Output_segment): Un-privatize copy constructor.
3051 (Output_segment::operator=): Un-privatize.
3052 * script-sections.cc (Output_section_element::Input_section_list):
3053 Change element type to Output_section::Simple_input_section.
3054 (Output_section_element_dot_assignment::set_section_addresses):
3055 Register output section data for relaxation clean up.
3056 (Output_data_exression::Output_data_expression): Adjust call to base
3057 constructor to fix data size.
3058 (Output_section_element_data::set_section_addresses): Register
3059 Output_data_expression object for relaxation clean up.
3060 (struct Input_section_info): Replace Relobj pointer and section index
3061 pair with Output_section::Simple_input_section and Convert struct to a
3063 (Input_section_sorter::operator()): Adjust access to
3064 Input_section_info data member to use accessors.
3065 (Output_section_element_input::set_section_addresses): Use layout
3066 parameter. Adjust code to use Output_section::Simple_input_section
3067 and Input_secction_info classes. Register filler for relaxation
3069 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3070 and section index pair with Output_section::Simple_input_section
3071 class. Adjust code accordingly.
3072 (Phdrs_element::release_segment): New method definition.
3073 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3075 (Script_sections::release_segments): New method definition.
3076 * gold/script-sections.h (Script_sections::release_segments): New
3078 * gold/target.h (Target::may_relax, Target::relax,
3079 Target::do_may_relax, Target::do_relax): New method definitions.
3081 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3083 * arm.cc (has_signed_unsigned_overflow): New function.
3084 (Arm_relocate_functions::abs8): New function.
3085 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3086 (Target_arm::Scan::global): Likewise.
3087 (Target_arm::relocate::relocate): Likewise.
3088 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3091 2009-09-16 Cary Coutant <ccoutant@google.com>
3093 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3094 * testsuite/Makefile.in: Regenerate.
3096 2009-09-11 Nick Clifton <nickc@redhat.com>
3098 * po/gold.pot: Updated by the Translation project.
3100 2009-09-08 Cary Coutant <ccoutant@google.com>
3102 * output.cc (Output_file::open): Add execute permission to empty file.
3103 * testsuite/Makefile.am (permission_test): New test.
3104 * testsuite/Makefile.in: Regenerate.
3106 2009-09-02 Ian Lance Taylor <iant@google.com>
3108 * output.cc (Output_file::resize): Call map_no_anonymous rather
3111 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3113 * gold.cc: Include "incremental.h".
3114 (queue_initial_tasks): Call Incremental_checker methods.
3115 * incremental.cc: Include "output.h".
3116 (Incremental_checker::can_incrementally_link_output_file): New
3118 * incremental.h (Incremental_checker): New class.
3120 * output.cc (Output_file::open_for_modification): New method.
3121 (Output_file::map_anonymous): Changed return type to bool. Record
3123 (Output_file::map_no_anonymous): New method, broken out of map.
3124 (Output_file::map): Use map_no_anonymous and map_anonymous.
3125 * output.h (class Output_file): Update declarations.
3127 2009-08-24 Cary Coutant <ccoutant@google.com>
3129 * options.h (Command_line::Pre_options): New class.
3130 (Command_line::pre_options): New member.
3131 * options.cc (gold::options::ready_to_register): New variable.
3132 (One_option::register_option): Do nothing if not registering options.
3133 Assert if same short option registered twice.
3134 (General_options::General_options): Turn off option registration when
3136 (Command_line::Pre_options::Pre_options): New constructor.
3138 2009-08-24 Cary Coutant <ccoutant@google.com>
3140 * options.h (General_options::no_keep_memory): Remove incorrect
3143 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3145 * Makefile.am (am__skiplex, am__skipyacc): New.
3146 * Makefile.in: Regenerate.
3148 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3150 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3151 (INCLUDES): ... this.
3152 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3153 (AM_CPPFLAGS): Renamed from ...
3154 (INCLUDE): ... this.
3155 * Makefile.in, testsuite/Makefile.in: Regenerate.
3157 * Makefile.in: Regenerate.
3158 * aclocal.m4: Likewise.
3159 * config.in: Likewise.
3160 * configure: Likewise.
3161 * testsuite/Makefile.in: Likewise.
3163 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3164 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3165 * Makefile.in: Regenerate.
3166 * testsuite/Makefile.in: Regenerate.
3168 2009-08-19 Cary Coutant <ccoutant@google.com>
3170 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3171 symbols in shared libraries overridden by hidden or internal symbols
3172 in the main program.
3174 2009-08-19 Chris Demetriou <cgd@google.com>
3176 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3177 checking source file names in error messages.
3179 2009-08-18 Doug Kwan <dougkwan@google.com>
3181 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3182 an elcpp::Ehdr as parameter. Adjust call to set_target.
3183 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3184 an elfcpp::Ehdr as parameter.
3185 * object.cc (Object::set_target): Remove the version that looks up
3186 a target and sets it.
3187 (Sized_relobj::setup): Take a Target object instead of
3188 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3189 (make_elf_sized_object): Find target and ask target to
3191 * object.h: (Object::set_target): Remove the version that looks up
3192 a target and sets it.
3193 (Sized_relobj::setup): Take a Target object instead of
3194 an elfcpp:Ehdr as parameter.
3195 * target.cc: Include dynobj.h.
3196 (Target::do_make_elf_object_implementation): New.
3197 (Target::do_make_elf_object): New.
3198 * target.h (Target::make_elf_object): New template declaration.
3199 (Target::do_make_elf_object): New method declarations.
3200 (Target::do_make_elf_object_implementation): New template declaration.
3202 2009-08-14 Ian Lance Taylor <iant@google.com>
3204 * gold.h (FUNCTION_NAME): Define.
3205 (gold_unreachable): Use FUNCTION_NAME.
3207 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3209 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3210 symbol in the --keep-unique list is not found.
3212 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3214 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3215 been maked as --keep-unique.
3216 (Icf::unfold_section): New function.
3217 * icf.h (Icf::unfold_section): New function.
3218 * options.h (General_options::keep_unique): New option.
3219 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3220 * testsuite/Makefile.in: Regenerate.
3221 * testsuite/icf_keep_unique_test.sh: New file.
3222 * testsuite/icf_keep_unique_test.cc: New file.
3224 2009-08-12 Cary Coutant <ccoutant@google.com>
3227 * resolve.cc (Symbol_table::resolve): Check for references from
3228 dynamic objects to hidden and internal symbols.
3229 * testsuite/Makefile.am (hidden_test.sh): New test.
3230 * testsuite/Makefile.in: Regenerate.
3231 * testsuite/hidden_test.sh: New script.
3232 * testsuite/hidden_test_1.c: New test source.
3233 * testsuite/hidden_test_main.c: New test source.
3235 2009-08-11 Doug Kwan <dougkwan@google.com>
3237 * arm.cc: Update comments.
3238 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3239 segment to locate the .ARM.exidx section if present.
3241 2009-08-09 Doug Kwan <dougkwan@google.com>
3243 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3246 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3247 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3250 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3252 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3253 valid tls_segment only for non-debug-section relocations.
3254 * testsuite/Makefile.am: Add gc_tls_test.
3255 * testsuite/Makefile.in: Regenerate.
3256 * testsuite/gc_tls_test.cc: New file.
3257 * testsuite/gc_tls_test.sh: New file.
3259 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3263 * Makefile.am (CCFILES): Add icf.cc.
3265 * Makefile.in: Regenerate.
3266 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3267 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3268 section, symbol and addend information for the relocs.
3269 * gold.cc (queue_middle_tasks): Call identical code folding.
3270 * gold.h: Add defines for multimap.
3271 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3272 to the call of finalize_local_symbols.
3273 * main.cc (main): Create object of class Icf.
3274 * object.cc (Sized_relobj::do_layout): Allow this function to be
3275 called twice during icf.
3276 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3277 to sections marked as identical by icf.
3278 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3280 (Sized_relobj::do_section_entsize): New function.
3281 * object.h (Object::section_entsize): New function.
3282 (Object::do_section_entsize): New pure virtual function.
3283 (Relobj::finalize_local_symbols): Add new parameter.
3284 (Relobj::do_section_entsize): New function.
3285 * options.h (General_options::icf): New option.
3286 (General_options::icf_iterations): New option.
3287 (General_options::print_icf_sections): New option.
3288 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3289 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3290 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3292 * symtab.cc (Symbol_table::is_section_folded): New function.
3293 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3294 to sections marked as identical by icf.
3295 * symtab.h (Symbol_table::set_icf): New function.
3296 (Symbol_table::icf): New function.
3297 (Symbol_table::is_section_folded): New function.
3298 (Symbol_table::icf_): New data member.
3299 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3300 * testsuite/Makefile.am: Add commands to build icf_test.
3301 * testsuite/Makefile.in: Regenerate.
3302 * testsuite/icf_test.sh: New file.
3303 * testsuite/icf_test.cc: New file.
3305 2009-07-24 Chris Demetriou <cgd@google.com>
3307 * layout.cc (is_compressible_debug_section): Fix incorrect
3308 comment about compressed section names.
3310 2009-07-20 Ian Lance Taylor <ian@airs.com>
3313 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3315 2009-07-16 Ian Lance Taylor <iant@google.com>
3318 * layout.h: #include <map>.
3319 (class Kept_section): Change from struct to class. Add accessors
3320 and setters. Add section size to Comdat_group mapping. Change
3321 Comdat_group to std::map. Add is_comdat_ field. Add
3322 linkonce_size field in union.
3323 (class Layout): Update declaration of find_or_add_kept_section.
3324 Don't declare find_kept_object.
3325 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3326 parameter. Add object, shndx, is_comdat, and is_group_name
3327 parameters. Change all callers. Adjust for new Kept_section.
3328 (Layout::find_kept_object): Remove.
3329 * object.cc (Sized_relobj::include_section_group): Update use of
3330 Kept_section. Rename secnum to shndx. Only record
3331 Kept_comdat_section if sections are the same size.
3332 (Sized_relobj::include_linkonce_section): Update use of
3333 Kept_section. Only record Kept_comdat_section if sections are the
3334 same size. Set size of linkonce section.
3335 (Sized_relobj::map_to_kept_section): Update call to
3336 get_kept_comdat_section.
3337 * object.h (class Sized_relobj): Rename fields in
3338 Kept_comdat_section to drop trailing underscores; change object
3339 field to Relobj*. Change Kept_comdat_section_table to store
3340 struct rather than pointer.
3341 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3342 Add kept_object and kept_shndx parameters. Change all callers.
3343 (Sized_relobj::get_kept_comdat_section): Change return type to
3344 bool. Add kept_object and kept_shndx parameters. Change all
3346 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3347 Layout::find_or_add_kept_section.
3349 2009-07-09 Ian Lance Taylor <iant@google.com>
3351 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3352 Reserve space in the hash table.
3354 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3356 * fileread.cc (File_read::get_mtime): New method.
3357 * fileread.h (Timespec): New structure.
3358 (File_read::get_mtime): New method.
3359 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3360 Renamed from timestamp_nsec.
3361 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3363 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3365 (Incremental_inputs::report_archive): Save mtime; style fix.
3366 (Incremental_inputs::report_obejct): Save mtime; style fix.
3367 (Incremental_inputs::report_script): Save mtime; style fix.
3368 (Incremental_inputs::finalize_inputs): Style fix.
3369 (Incremental_inputs::finalize): Style fix.
3370 (Incremental_inputs::create_input_section_data): Store inputs
3372 * incremental.h (Incremental_inputs::report_script): Add mtime
3374 (Incremental_inputs::Input_info::Input_info): Intialize only one
3376 (Incremental_inputs::Input_info::archive): Move to nameless
3378 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3379 (Incremental_inputs::Input_info::script): Move to nameless union.
3380 (Incremental_inputs::mtime): New field.
3381 * script.cc (read_input_script): Pass file mtime to
3383 * script.h (Script_info::inputs): Style fix.
3385 2009-07-01 Ian Lance Taylor <ian@airs.com>
3387 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3390 2009-06-24 Ian Lance Taylor <iant@google.com>
3393 * layout.cc (Layout::choose_output_section): If we find an
3394 existing section, update the flags.
3395 (Layout::create_notes): New function, broken out of
3397 (Layout::finalize): Don't create note sections.
3398 (Layout::create_note): Don't crash if linker script discards
3400 (Layout::create_gold_note): Likewise.
3401 (Layout::create_build_id): Likewise. Don't set
3402 after_input_sections on the section.
3403 (Layout::create_executable_stack_info): Remove target parameter.
3405 * layout.h (class Layout): Declare create_notes. Update
3406 declaration of create_executable_stack_info.
3407 * gold.cc (queue_middle_tasks): Call create_notes.
3408 * output.cc (Output_section::update_flags_for_input_section): Move
3409 here from output.h. If SHF_ALLOC flag is newly set, mark address
3411 * output.h (Output_data::mark_address_invalid): New function.
3412 (class Output_section): Only declare, not define,
3413 update_flags_for_input_section. Remove set_flags.
3415 2009-06-24 Ian Lance Taylor <iant@google.com>
3417 * script-sections.cc (Output_section_definition::
3418 set_section_addresses): Rename shadowing local load_address to
3421 2009-06-24 Ian Lance Taylor <iant@google.com>
3424 * reloc.cc (relocate_sections): Skip empty relocation sections.
3426 2009-06-23 Ian Lance Taylor <iant@google.com>
3429 * layout.cc (Layout::create_note): Use choose_output_section
3430 rather than make_output_section.
3432 2009-06-23 Ian Lance Taylor <iant@google.com>
3435 * options.cc (General_options::parse_V): Set printed_version_.
3436 (General_options::General_options): Initialize printed_version_.
3437 * options.h (class General_options): Add printed_version_ field.
3438 * gold.cc (queue_initial_tasks): If there are no input files,
3439 don't give a fatal error if we printed the version information.
3440 (queue_middle_tasks): If using -r with a shared object, give a
3441 fatal error rather than an ordinary error.
3443 2009-06-23 Ian Lance Taylor <iant@google.com>
3446 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3447 (Layout::make_output_section): Set have_stabstr_section_ if we see
3448 a .stab*str section.
3449 (Layout::finalize): Call link_stabs_sections.
3450 (Layout::link_stabs_sections): New file.
3451 * layout.h (class Layout): Add have_stabstr_section_ field.
3452 Declare link_stabs_sections.
3454 2009-06-23 Doug Kwan <dougkwan@google.com>
3456 * Makefile.am (libgold_a_LIBADD): New.
3457 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3458 * Makefile.in: Regenerate.
3459 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3460 * configure: Regenerate.
3461 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3462 * fileread.cc: Include sys/state.h
3463 * gold.h: Declare memmem and strndup if found missing.
3464 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3466 2009-06-23 Ian Lance Taylor <iant@google.com>
3468 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3469 * configure: Rebuild.
3471 2009-06-23 Ian Lance Taylor <iant@google.com>
3474 * object.cc (Object::section_contents): Don't try to get a view if
3475 the section has length zero.
3476 (Object::handle_gnu_warning_section): If the section is empty, use
3477 the name of the section as the warning.
3479 2009-06-23 Ian Lance Taylor <iant@google.com>
3482 * stringpool.h (class Stringpool_template): Add optimize_ field.
3483 (Stringpool_template::set_optimize): New function.
3484 * stringpool.cc (Stringpool_template::Stringpool_template):
3485 Initialize optimize_ field.
3486 (Stringpool_template::set_string_offsets): Test local optimize
3487 fild rather than parameter.
3488 * layout.cc (Layout::Layout): Call set_optimize on the section
3491 2009-06-22 Ian Lance Taylor <iant@google.com>
3494 * yyscript.y: Parse TARGET.
3495 * script.cc (script_set_target): New function.
3496 * script-c.h (script_set_target): Declare.
3497 * options.cc (General_options::string_to_object_format): Rename
3498 from string_to_object_format in anonymous namespace. Change
3500 * options.h (class General_options): Declare
3501 string_to_object_format.
3503 2009-06-22 Ian Lance Taylor <iant@google.com>
3505 * script-sections.cc (Script_sections::create_segments): Don't put
3506 program headers in a PT_LOAD segment if -n or -N.
3508 2009-06-22 Ian Lance Taylor <iant@google.com>
3511 * options.h (class General_options): Add -z lazy and -z now. Sort
3512 -z options into alphabetical order.
3513 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3515 2009-06-21 Ian Lance Taylor <iant@google.com>
3517 * layout.cc (Layout::make_output_section): Call
3518 Target::new_output_section.
3519 (Layout::attach_allocated_section_to_segment): Put large section
3520 sections in a separate load segment with the large segment flag
3522 (Layout::segment_precedes): Sort large data segments after other
3524 (align_file_offset): New static function.
3525 (Layout::set_segment_offsets): Use align_file_offset.
3526 * output.h (class Output_section): Add is_small_section_ and
3527 is_large_section_ fields.
3528 (Output_section::is_small_section): New function.
3529 (Output_section::set_is_small_section): New function.
3530 (Output_section::is_large_section): New function.
3531 (Output_section::set_is_large_section): New function.
3532 (Output_section::is_large_data_section): New function.
3533 (class Output_segment): Add is_large_data_segment_ field.
3534 (Output_segment::is_large_data_segment): New function.
3535 (Output_segment::set_is_large_data_segment): New function.
3536 * output.cc (Output_section::Output_section): Initialize new
3538 (Output_segment::Output_segment): Likewise.
3539 (Output_segment::add_output_section): Add assertion that large
3540 data sections always go in large data segments. Force small data
3541 sections to the end of the list of data sections. Force small BSS
3542 sections to the start of the list of BSS sections. For large BSS
3543 sections to the end of the list of BSS sections.
3544 * symtab.h (class Symbol): Declare is_common_shndx.
3545 (Symbol::is_defined): Check Symbol::is_common_shndx.
3546 (Symbol::is_common): Likewise.
3547 (class Symbol_table): Define enum Commons_section_type. Update
3548 declarations. Add small_commons_ and large_commons_ fields.
3549 * symtab.cc (Symbol::is_common_shndx): New function.
3550 (Symbol_table::Symbol_table): Initialize new fields.
3551 (Symbol_table::add_from_object): Put small and large common
3552 symbols in the right list.
3553 (Symbol_table::sized_finalized_symbol): Check
3554 Symbol::is_common_shndx.
3555 (Symbol_table::sized_write_globals): Likewise.
3556 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3557 common symbol lists. Don't call do_allocate_commons_list if the
3559 (Symbol_table::do_allocate_commons_list): Remove is_tls
3560 parameter. Add comons_section_type parameter. Change all
3561 callers. Handle small and large common symbols.
3562 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3563 Symbol::is_common_shndx.
3564 * resolve.cc (symbol_to_bits): Likewise.
3565 * target.h (Target::small_common_shndx): New function.
3566 (Target::small_common_section_flags): New function.
3567 (Target::large_common_shndx): New function.
3568 (Target::large_common_section_flags): New function.
3569 (Target::new_output_section): New function.
3570 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3571 small_common_section_flags, and large_common_section_flags
3573 (Target::do_new_output_section): New virtual function.
3574 * arm.cc (Target_arm::arm_info): Initialize new fields.
3575 * i386.cc (Target_i386::i386_info): Likewise.
3576 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3578 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3579 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3580 (Target_x86_64::do_new_output_section): New function.
3581 * configure.ac: Define conditional MCMODEL_MEDIUM.
3582 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3583 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3584 (large_LDFLAGS): Define.
3585 * testsuite/large.c: New file.
3586 * testsuite/testfile.cc (Target_test::test_target_info):
3587 Initialize new fields.
3588 * configure, testsuite/Makefile.in: Rebuild.
3590 2009-06-05 Doug Kwan <dougkwan@google.com>
3592 * Makefile.am (CCFILES): Add target.cc.
3593 * Makefile.in: Regenerate.
3594 * i386.cc (class Target_i386): Define new virtual method to
3595 override do_is_local_label_name in parent.
3596 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3597 local symbols if --discard-locals or -X is given.
3598 * options.h (class General_options): Declare new options
3599 '--discard-locals' and '-X' for discarding locals.
3600 * target.h (class Target): Define new methods is_local_label_name.
3601 Declare new virtual method do_is_local_label_name.
3602 * target.cc: New file.
3603 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3604 (check_SCRIPTS): Add discard_locals_test.sh.
3605 (check_DATA): Add discard_local_tests.syms.
3606 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3607 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3608 * testsuite/Makefile.in: Regenerate.
3609 * testsuite/discard_locals_test.c: New file.
3610 * testsuite/discard_locals_test.sh: Same.
3612 2009-06-05 Doug Kwan <dougkwan@google.com>
3614 * object.cc (Sized_relobj::Sized_relobj): Initialize
3615 discarded_eh_frame_shndx_ to -1U.
3616 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3618 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3619 a discarded .eh_frame section.
3620 (Sized_relobj::do_finalize_local_symbols): Ditto.
3621 * object.h (class Sized_relobj): Declare new member
3622 discarded_eh_frame_shndx_.
3623 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3624 (local_labels_test.o, local_labels_test): New rules.
3625 * testsuite/Makefile.in: Regenerate.
3627 2009-06-04 Doug Kwan <dougkwan@google.com>
3629 * layout.cc (Layout::section_name_mapping): Add mapping for
3630 special ARM sections.
3632 2009-06-03 Doug Kwan <dougkwan@google.com>
3634 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3635 (utils::has_overflow): Same.
3637 2009-06-03 Ian Lance Taylor <iant@google.com>
3639 * layout.cc (Layout::section_name_mapping): New array, replacing
3640 Layout::linkonce_mapping.
3641 (Layout::section_name_mapping_count): New variable, replacing
3642 Layout::linkonce_mapping_count.
3643 (Layout::linkonce_output_name): Remove.
3644 (Layout::output_section_name): Rewrite.
3645 * layout.h (class Layout): Rename Linkonce_mapping to
3646 Section_name_mapping, linkonce_mapping to section_name_mapping,
3647 linkonce_mapping_count to section_name_mapping_count. Don't
3648 declare linkonce_output_name.
3650 2009-06-03 Doug Kwan <dougkwan@google.com>
3652 * gold/arm.cc (namespace utils): New.
3653 (Target_arm::reloc_is_non_pic): Define new method.
3654 (class Arm_relocate_functions): New.
3655 (Target_arm::Relocate::relocate): Handle relocation types used by
3658 2009-06-03 Ian Lance Taylor <iant@google.com>
3660 * arm.cc (Target_arm::scan::global): Use || instead of |.
3662 2009-06-02 Doug Kwan <dougkwan@google.com>
3664 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3665 issued_non_pic_error_.
3666 (class Target_arm::Scan): Declare new method check_non_pic.
3667 Define new method symbol_needs_plt_entry.
3668 Declare new data member issued_non_pic_error_.
3669 (class Target_arm::Relocate): Declare new method
3670 should_apply_static_reloc.
3671 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3672 (Target_arm::Scan::check_non_pic): Define new method.
3673 (Target_arm::Scan::local): Handle a small subset of reloc types used
3675 (Target_arm::Scan::local): Same.
3676 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3678 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3680 * incremental.cc (Incremental_inputs::report_command_line): Filter
3681 out --incremental-* options.
3683 2009-05-29 Doug Kwan <dougkwan@google.com>
3685 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3687 (class Target_arm): Update comment.
3688 (Target_arm::Target_arm): Initialize new data members GOT_,
3689 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3690 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3691 and Target_arm::rel_dyn_section.
3692 Declare new_enum Target_arm::Got_type.
3693 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3695 Update commments for member do_dynsym_value.
3696 (Target_arm::got_size, Target_arm::plt_section,
3697 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3698 new methods inside class defintion.
3699 (Target_arm::got_section): Define new method.
3700 (Target_arm::rel_dyn_section): Same.
3701 (Output_data_plt_arm): New template class.
3702 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3703 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3704 (Output_data_plt_arm::add_entry): Same.
3705 (Output_data_plt_arm::first_plt_entry): Define new
3706 static data member for PLT instruction template.
3707 (Output_data_plt_arm::plt_entry): Same.
3708 (Output_data_plt_arm::do_write): Define new method.
3709 (Target_arm::make_plt_entry): Same.
3710 (Target_arm::do_finalize_sections): Same.
3711 (Target_arm::do_dynsym_value): Same.
3713 2009-05-28 Doug Kwan <dougkwan@google.com>
3715 * Makefile.am (TARGETSOURCES): Add arm.cc.
3716 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3717 * Makefile.in: Regenerate.
3719 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3721 2009-05-26 Doug Kwan <dougkwan@google.com>
3723 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3724 (General_options::check_excluded_libs): Strip off directories in
3725 archive name before matching like GNU ld does.
3726 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3727 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3728 (exclude_libs_test_LDFLAGS): Add linker option
3729 -Wl,--exclude-libs,libexclude_libs_test_3
3730 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3731 an explicit archive without using -l.
3732 (alt/libexclude_libs_test_3.a): New make rule.
3733 * testsuite/Makefile.in: Regenerate.
3734 * testsuite/exclude_libs_test.c : Declare lib3_default().
3736 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3737 * exclude_libs_test_3.c: New file.
3739 2009-05-26 Nick Clifton <nickc@redhat.com>
3741 * po/id.po: New Indonesian translation.
3742 * po/gold.pot: Updated template file.
3744 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3746 * testsuite/Makefile.am: Add -ffunction-sections to compile
3747 gc_comdat_test files. Add -Wl,--gc-sections to build
3749 * testsuite/Makefile.in: Regenerate.
3750 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3752 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3754 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3755 kept comdat section was garbage collected.
3756 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3757 * testsuite/Makefile.in: Regenerate.
3758 * testsuite/gc_comdat_test.sh: New file.
3759 * testsuite/gc_comdat_test_1.cc: New file.
3760 * testsuite/gc_comdat_test_2.cc: New file.
3762 2009-05-19 Doug Kwan <dougkwan@google.com>
3764 * archive.cc (Archive::Archive): Move constructor from archive.h
3765 to here. Initialize no_export_.
3766 (Archive::get_elf_object_for_member): Set no_export flag of object.
3767 * archive.h (Archive::Archive): Move constructor body to
3769 (Archive::no_export): New method.
3770 (Archive::no_export_): New field.
3771 * object.h (Object::Object): Initialize no_export_ to false.
3772 (Object::no_export, Object::set_no_export): New methods.
3773 (Object::no_export_): New field.
3774 * options.cc (General_options::parse_exclude_libs): New method.
3775 (General_options::check_excluded_libs) Same.
3776 * options.h (exclude_libs): New option.
3777 (General_options::check_excluded_libs): New method declaration.
3778 (General_options::excluded_libs_): New field.
3779 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3780 default or protected visibility if an object has no-export flag set.
3781 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3782 (check_SCRIPTS): Add exclude_libs_test.sh.
3783 (check_DATA): Add exclude_libs_test.syms.
3784 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3785 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3786 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3787 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3788 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3789 libexclude_libs_test_2.a): New rules.
3790 * testsuite/Makefile.in: Regenerate.
3791 * testsuite/exclude_libs_test.c: New file.
3792 * testsuite/exclude_libs_test.sh: Ditto.
3793 * testsuite/exclude_libs_test_1.c: Ditto.
3794 * testsuite/exclude_libs_test_2.c: Ditto.
3796 2009-05-15 Ian Lance Taylor <iant@google.com>
3798 * configure.ac: Check for declarations for cases where libiberty.h
3799 checks HAVE_DECL_xxx.
3800 * configure, config.in: Rebuild.
3802 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3804 * gold.h (Incremental_argument_list): Remove (invalid) forward
3806 * incremental.cc (Incremental_inputs::report_achive): New method.
3807 (Incremental_inputs::report_object): New method.
3808 (Incremental_inputs::report_script): New method.
3809 (Incremental_inputs::finalize_inputs): New method.
3810 (Incremental_inputs::finalize): Call finalize_inputs().
3811 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3812 Create inputs entries.
3813 * incremental.h (Incremental_input_type): New enum.
3814 (Incremental_inputs::Incremental_input): Initialize new fields.
3815 (Incremental_inputs::report_inputs): New method.
3816 (Incremental_inputs::report_achive): New method.
3817 (Incremental_inputs::report_object): New method.
3818 (Incremental_inputs::report_script): New method.
3819 (Incremental_inputs::finalize_inputs): New method.
3820 (Incremental_inputs::Input_info): New struct.
3821 (Incremental_inputs::Input_info_map): New typedef.
3822 (Incremental_inputs::lock_): New field.
3823 (Incremental_inputs::Inputs_): New field.
3824 (Incremental_inputs::Inputs_map): New field.
3825 * main.cc (main): Call Incremental_input::report_inputs.
3826 * options.h (Input_argument_list): Typedef moved from
3828 (Input_file_group::Files): Remove, use ::Input_argument_list.
3829 (Input_file_group::Input_argument_list): Remove, use
3830 ::Input_argument_list.
3831 * plugin.cc (Plugin_manager::add_input_file): Add error in
3833 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3835 * script.cc (read_input_script): Call
3836 Incremental_input::report_script.
3837 * script.h (Script_info): New class.
3839 2009-04-27 Ian Lance Taylor <iant@google.com>
3841 * x86_64.cc (do_adjust_output_section): Set entsize to
3844 2009-04-23 Elliott Hughes <enh@google.com>
3846 * output.cc (Output_file::close): After short writes, continue
3847 writing from the correct offset in the buffer being written.
3849 2009-04-23 Chris Demetriou <cgd@google.com>
3851 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3852 * configure: Regenerate.
3853 * config.in: Regenerate.
3854 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3855 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3857 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3859 * incremental.cc (Incremental_inputs_header_data): Renamed from
3860 Incremental_input_header_data.
3861 (Incremental_inputs_header_data::data_size): New field.
3862 (Incremental_inputs_header_data::put_input_file_count): Renamed
3863 from input_file_count.
3864 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3865 from command_line_offset.
3866 (Incremental_inputs_header_data::put_reserved): Renamed from
3868 (Incremental_inputs_entry_data): Renamed from
3869 Incremental_input_entry_data.
3870 (Incremental_inputs_entry_data::data_size): New field.
3871 (Incremental_inputs::report_command_line): New method.
3872 (Incremental_inputs::finalize): New method.
3873 (Incremental_inputs::create_incremental_inputs_data): New method.
3874 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3875 * incremental.h: New file.
3876 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3877 (Layout::finalize): Create incremental inputs section in
3879 (Layout::create_incremental_info_sections): New method.
3880 * layout.h (Layout::incremental_inputs): New method.
3881 (Layout::create_incremental_info_sections): New method.
3882 (Layout::incremental_inputs_): New field.
3883 * main.cc (main): Notify Incremental_input of the command line.
3885 2009-04-01 Ian Lance Taylor <iant@google.com>
3886 Mikolaj Zalewski <mikolajz@google.com>
3888 * gold.h (reserve_unordered_map): Define, three versions, one for
3889 each version of Unordered_map.
3890 * layout.cc (Layout::Layout): Remove options parameter. Add
3891 number_of_input_files parameter. Don't initialize options_.
3892 Initialize number_of_input_files_ and resized_signatures_. Move
3893 sections_are_attached_.
3894 (Layout::layout_group): Reserve space for group_signatures_.
3895 (Layout::find_or_add_kept_section): Change name parameter to be a
3896 reference. Resize signatures_ map when it gets large enough.
3897 (Layout::layout_eh_frame): Use parameters->options() instead of
3899 (Layout::make_output_section): Likewise.
3900 (Layout::attach_allocated_section_to_segment): Likewise.
3901 (Layout::finalize, Layout::create_executable_stack): Likewise.
3902 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3903 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3904 * layout.h (class Layout): Update declarations. Remove options_
3905 field. Add number_of_input_files_ and resized_signatures_
3906 fields. Move sections_are_attached_ field.
3907 * main.cc (main): Pass number of input files to Layout
3908 constructor. Don't pass options.
3910 2009-03-30 Ian Lance Taylor <iant@google.com>
3912 * ffsll.c (ffsll): Correct implementation.
3914 2009-03-27 Ian Lance Taylor <iant@google.com>
3916 * ffsll.c: New file.
3917 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3918 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3919 * ftruncate.c (ftruncate): Declare before definition.
3920 * mremap.c (mremap): Likewise.
3921 * pread.c (pread): Likewise.
3922 * configure, Makefile.in, config.in: Rebuild.
3924 * mremap.c: New file.
3925 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3926 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3927 (mremap): Declare if HAVE_MREMAP is not defined.
3928 * configure, Makefile.in, config.in: Rebuild.
3930 2009-03-27 Cary Coutant <ccoutant@google.com>
3932 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3933 position independent.
3934 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3935 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3937 2009-03-24 Cary Coutant <ccoutant@google.com>
3939 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3941 (needs_dynamic_reloc): Likewise.
3943 2009-03-24 Ian Lance Taylor <iant@google.com>
3945 * yyscript.y (file_cmd): Recognize EXTERN.
3946 (extern_name_list, extern_name_list_body): New nonterminals.
3947 * script.cc (script_add_extern): Define.
3948 * script-c.h (script_add_extern): Declare.
3950 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3952 * object.cc (is_elf_object): Define.
3953 * object.h (is_elf_object): Declare.
3954 * archive.cc (Archive::get_elf_object_for_member): Call
3956 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3958 2009-03-24 Elliott Hughes <enh@google.com>
3960 * output.cc (Output_file::map_anonymous): Define.
3961 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3962 try an anonymous one. Report the size if the mmap fails.
3963 * output.h (class Output_file): Declare map_anonymous.
3965 2009-03-24 Ian Lance Taylor <iant@google.com>
3967 * target-select.cc (instantiate_target): Don't acquire the lock if
3968 the instantiated_target_ field has already been set.
3970 2009-03-23 Ian Lance Taylor <iant@google.com>
3972 * gold-threads.h (class Initialize_lock): Define.
3973 * gold-threads.cc (class Initialize_lock_once): Define.
3974 (initialize_lock_control): New static variable.
3975 (initialize_lock_pointer): New static variable.
3976 (initialize_lock_once): New static function.
3977 (Initialize_lock::Initialize_lock): Define.
3978 (Initialize_lock::initialize): Define.
3979 * target-select.h: Include "gold-threads.h".
3980 (class Target_selector): Add lock_ and initialize_lock_ fields.
3981 Don't define instantiate_target, just declare it.
3982 * target-select.cc (Target_selector::Target_selector): Initialize
3984 (Target_selector::instantiate_target): Define.
3985 * descriptors.h: Include "gold-threads.h".
3986 (class Descriptors): Add initialize_lock_ field.
3987 * descriptors.cc (Descriptors::Descriptors): Initialize new
3989 (Descriptors::open): Use initialize_lock_ field
3990 * errors.h (class Errors): Add initialize_lock_ field.
3991 * errors.cc (Errors::Errors): Initialize new field.
3992 (Errors::initialize_lock): Use initialize_lock_ field.
3993 * powerpc.cc (class Target_selector_powerpc): Remove
3994 instantiated_target_ field. In do_recognize call
3995 instantiate_target rather than do_instantiate_target. In
3996 do_instantiate_target just allocate a new target.
3997 * sparc.cc (class Target_selector_sparc): Likewise.
3999 * freebsd.h: New file.
4000 * i386.cc: Include "freebsd.h".
4001 (Target_i386): Derive from Target_freebsd rather than
4003 (Target_selector_i386): Derive from Target_selector_freebsd rather
4004 than Target_selector.
4005 * x86_64.cc: Include "freebsd.h".
4006 (Target_x86_64): Derive from Target_freebsd rather than
4008 (Target_selector_x86_64): Derive from Target_selector_freebsd
4009 rather than Target_selector.
4010 * target.h (class Target): Add adjust_elf_header and
4011 do_adjust_elf_header.
4012 * output.cc (Output_file_header:: do_sized_write): Call target
4013 adjust_elf_header routine.
4014 * configure.tgt: Set targ_osabi.
4015 * configure.ac: Define GOLD_DEFAULT_OSABI.
4016 * parameters.cc (Parameters::default_target): Pass
4017 GOLD_DEFAULT_OSABI to select_target.
4018 * target-select.h (class Target_selector): Make instantiate_target
4019 protected rather than private.
4020 * Makefile.am (HFILES): Add freebsd.h.
4021 * configure, Makefile.in, config.in: Rebuild.
4023 * merge.cc (do_add_input_section): Correct pend value. Change
4024 message about last entry not being null terminated from error to
4027 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4029 * incremental.cc: New file.
4030 * Makefile.am (CCFILES): Add incremental.cc.
4031 * Makefile.in: Rebuild.
4033 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4035 * layout.cc (Layout::output_section_name): Preserve names
4036 of '.note.' sections.
4038 2009-03-19 Ian Lance Taylor <iant@google.com>
4040 * descriptors.cc (Descriptors::open): Check that the options are
4041 valid before using them.
4043 2009-03-18 Ian Lance Taylor <iant@google.com>
4045 * script-sections.h: Include <list>.
4046 (class Script_sections): Change Sections_elements from std::vector
4047 to std::list. Typedef public Elements_iterator. Add
4048 orphan_section_placement_, data_segment_align_start_, and
4049 saw_data_segment_align_ fields. Remove data_segment_align_index_
4051 * script-sections.cc (class Orphan_section_placement): New class.
4052 (class Sections_element): Add virtual functions is_relro and
4053 orphan_section_init. Remove virtual function place_orphan_here.
4054 (class Output_section_definition): Add is_relro and
4055 orphan_section_init. Remove place_orphan_here.
4056 (class Orphan_output_section): Likewise.
4057 (Script_sections::Script_sections): Update for field changes.
4058 (Script_sections::data_segment_align): Set saw_data_segment_align_
4059 and data_segment_align_start_, not data_segment_align_index.
4060 (Script_sections::data_segment_relro_end): Check
4061 saw_data_segment_align_. Use data_segment_align_start_ rather
4062 than data_segment_align_index_.
4063 (Script_sections::place_orphan): Rewrite to use
4064 Orphan_section_placement.
4066 2009-03-17 Ian Lance Taylor <iant@google.com>
4068 * archive.cc (Archive::add_symbols): Check for a version attached
4069 to the symbol name in the archive map.
4070 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4071 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4072 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4073 (ver_test_11.a): New target.
4074 * testsuite/Makefile.in: Rebuild.
4076 * configure.ac: Check for chsize and posix_fallocate. Replace
4078 * ftruncate.c: New file, from gnulib.
4079 * output.cc (posix_fallocate): Define dummy version if not
4080 HAVE_POSIX_FALLOCATE.
4081 (Output_file::map): Call posix_fallocate rather than lseek and
4083 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4084 * configure, Makefile.in, config.in: Rebuild.
4086 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4088 * layout.h (Layout::create_note): Add section_name parameter.
4089 * layout.cc (Layout::create_note): Likewise.
4090 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4092 2009-03-17 Ian Lance Taylor <iant@google.com>
4094 * descriptors.cc: Include "options.h".
4095 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4096 (Descriptors::open): Always use O_CLOEXEC when opening a new
4097 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4098 then set FD_CLOEXEC.
4100 * sparc.cc (class Target_sparc): Add has_got_section.
4101 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4102 make sure we have a GOT section.
4104 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4105 (Target_sparc::Scan::local): Likewise.
4106 (Target_sparc::Scan::global): Likewise.
4107 (Target_sparc::Relocate::relocate): Likewise.
4108 (Target_sparc::Relocate::relocate_tls): Likewise.
4110 * symtab.cc (Symbol_table::define_default_version): New function,
4111 broken out of add_from_object.
4112 (Symbol_table::add_from_object): Call define_default_version.
4113 (Symbol_table::define_special_symbol): Add resolve_oldsym
4114 parameter. Change all callers. If the version for a symbol comes
4115 from a version script, resolve it with the symbol with the same
4116 name with no version. Also add the symbol without a version if
4118 (do_define_in_output_data): If resolving with oldsym, don't delete
4120 (do_define_in_output_segment): Likewise.
4121 (do_define_as_constant): Likewise.
4122 * symtab.h (class Symbol_table): Update declarations.
4124 2009-03-13 Ian Lance Taylor <iant@google.com>
4126 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4127 (Read_symbols::requeue): New function.
4128 (Read_symbols::do_read_symbols): If make_elf_object fails because
4129 the target type is not configured, and the file was searched for,
4130 issue a warning and retry with the next directory.
4131 (Add_symbols::run): If the file has an incompatible format, and
4132 it was searched for, requeue the Read_symbols task. On error,
4134 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4135 dirindex parameter to constructor. Change all callers. Declare
4136 incompatible_warning and requeue.
4137 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4138 input_argument_ and input_group_ fields. Add them to
4139 constructor. Change all callers.
4140 (class Read_script): Add dirindex_ field. Add it to constructor.
4142 * archive.cc (Archive::setup): Remove input_objects parameter.
4144 (Archive::get_file_and_offset): Likewise.
4145 (Archive::read_all_symbols): Likewise.
4146 (Archive::read_symbols): Likewise.
4147 (Archive::get_elf_object_for_member): Remove input_objects
4148 parameter. Add punconfigured parameter. Change all callers.
4149 (Archive::add_symbols): Change return type to bool. Check return
4150 value of include_member.
4151 (Archive::include_all_members): Likewise.
4152 (Archive::include_member): Change return type to bool. Return
4153 false if first included object has incompatible target. Set
4154 included_member_ field.
4155 (Add_archive_symbols::run): If add_symbols returns false, requeue
4157 * archive.h (class Archive): Add included_member_ field.
4158 Initialize it in constructor. Add input_file and searched_for
4159 methods. Update declarations.
4160 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4161 input_argument_ fields. Add them to constructor. Change all
4163 * script.cc: Include "target-select.h".
4164 (class Parser_closure): Add skip_on_incompatible_target_ and
4165 found_incompatible_target_ fields. Add
4166 skip_on_incompatible_target parameter to constructor. Change all
4167 callers. Add methods skip_on_incompatible_target,
4168 clear_skip_on_incompatible_target, found_incompatible_target, and
4169 set_found_incompatible_target.
4170 (read_input_script): Add dirindex parameter. Change all callers.
4171 If parser finds an incompatible target, requeue Read_symbols
4173 (script_set_symbol): Clear skip_on_incompatible_target in
4175 (script_add_assertion, script_parse_option): Likewise.
4176 (script_start_sections, script_add_phdr): Likewise.
4177 (script_check_output_format): New function.
4178 * script.h (read_input_script): Update declaration.
4179 * script-c.h (script_check_output_format): Declare.
4180 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4181 (ignore_cmd): Remove OUTPUT_FORMAT.
4182 * fileread.cc (Input_file::Input_file): Add explicit this.
4183 (Input_file::will_search_for): New function.
4184 (Input_file::open): Add pindex parameter. Change all callers.
4185 * fileread.h (class Input_file): Add input_file_argument method.
4186 Declare will_search_for. Update declarations.
4187 * object.cc (make_elf_object): Add punconfigured parameter.
4189 * object.h (class Object): Make input_file public. Add
4190 searched_for method.
4191 (make_elf_object): Update declaration.
4192 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4194 * dirsearch.h (class Dirsearch): Update declaration.
4195 * options.h (class General_options): Add --warn-search-mismatch.
4196 * parameters.cc (Parameters::is_compatible_target): New function.
4197 * parameters.h (class Parameters): Declare is_compatible_target.
4198 * workqueue.cc (Workqueue::add_blocker): New function.
4199 * workqueue.h (class Workqueue): Declare add_blocker.
4201 * fileread.cc (Input_file::open): Remove options parameter.
4203 (Input_file::open_binary): Likewise.
4204 * script.cc (read_input_script): Likewise.
4205 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4206 options parameter from constructor. Change all callers.
4207 (class Read_script): Likewise.
4208 * fileread.h (class Input_file): Update declarations.
4209 * script.h (read_input_script): Update declaration.
4211 2009-03-10 Nick Clifton <nickc@redhat.com>
4213 * po/es.po: New Spanish translation.
4215 2009-03-06 Cary Coutant <ccoutant@google.com>
4217 * options.cc (parse_short_option): Keep dash_z from registering itself.
4219 2009-03-03 Ian Lance Taylor <iant@google.com>
4222 * target-reloc.h (relocate_section): Pass output_section to
4224 * i386.cc (Target_i386::should_apply_static_reloc): Add
4225 output_section parameter. Change all callers.
4226 (Target_i386::Relocate::relocate): Add output_section parameter.
4227 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4228 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4229 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4230 * testsuite/two_file_shared.sh: New script.
4231 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4232 (check_DATA): Add two_file_shared.dbg.
4233 (two_file_shared.dbg): New target.
4234 * testsuite/Makefile.in: Rebuild.
4236 2009-03-01 Ian Lance Taylor <iant@google.com>
4238 * configure.ac: Check for byteswap.h.
4239 * configure: Rebuild.
4240 * config.in: Rebuild.
4242 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4244 * layout.cc (Layout::find_or_add_kept_section): New function.
4245 (Layout::add_comdat): Removed.
4246 * layout.h (struct Kept_section): Move out of class Layout.
4247 Remove trailing underscores from field names. Add group_sections
4248 field. Rename group_ field to is_group. Change all uses.
4249 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4250 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4251 comdat_groups_ field.
4252 (Sized_relobj::include_section_group): Use
4253 find_or_add_kept_section and Kept_section::group_sections.
4254 (Sized_relobj::include_linkonce_section): Likewise.
4255 * object.cc (class Sized_relobj): Don't define Comdat_group or
4256 Comdat_group_table. Remove find_comdat_group and
4257 add_comdat_group. Remove comdat_groups_ field.
4258 * plugin.cc (include_comdat_group): Use
4259 Layout::find_or_add_kept_section.
4261 2009-02-28 Ian Lance Taylor <iant@google.com>
4263 * README: --gc-sections and map files are now supported. Document
4264 some build requirements.
4267 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4268 relocatable link set the value of the section symbol to zero.
4269 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4270 relocatable link don't include the section address in the local
4273 2009-02-27 Ian Lance Taylor <iant@google.com>
4276 * options.h (class Search_directory): Add is_system_directory.
4277 (class General_options): Declare is_in_system_directory.
4278 * options.cc (get_relative_sysroot): Make static.
4279 (get_default_sysroot): Make static.
4280 (General_optoins::is_in_system_directory): New function.
4281 * fileread.cc (Input_file::is_in_system_directory): New function.
4282 * fileread.h (class Input_file): Declare is_in_system_directory.
4283 * object.h (class Object): Add is_in_system_directory.
4284 (class Input_objects): Remove system_library_directory_ field.
4285 * object.cc (Input_objects::add_object): Don't set
4286 system_library_directory_.
4287 (input_objects::found_in_system_library_directory): Remove.
4288 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4289 parameter. Change all callers.
4290 (Symbol_table::sized_write_globals): Likewise.
4291 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4292 Call Object::is_in_system_directory.
4293 * symtab.h (class Symbol_table): Update declarations.
4296 * descriptors.h (Open_descriptor): Add is_on_stack field.
4297 * descriptors.cc (Descriptors::open): If the descriptor is on the
4298 top of the stack, remove it. Initialize is_on_stack field.
4299 (Descriptors::release): Only add pod to stack if it is not on the
4301 (Descriptors::close_some_descriptor): Clear stack_next and
4305 * output.cc (Output_section::find_starting_output_address): Rename
4306 from starting_output_address; add PADDR parameter; change return
4308 * output.h (class Output_section): Declare
4309 find_starting_output_address instead of starting_output_address.
4310 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4311 section symbol for which we can't find a merge section.
4314 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4315 hidden or internal, force the symbol to be local.
4316 * resolve.cc (Symbol::override_visibility): Define.
4317 (Symbol::override_base): Use override_visibility.
4318 (Symbol_table::resolve): Likewise.
4319 (Symbol::override_base_with_special): Likewise.
4320 (Symbol_table::override_with_special): If the visibility is hidden
4321 or internal, force the symbol to be local.
4322 * symtab.h (class Symbol): Add set_visibility and
4323 override_visibility.
4324 * testsuite/ver_test_1.sh: New file.
4325 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4326 (check_DATA): Add ver_test_1.syms.
4327 (ver_test_1.syms): New target.
4328 * testsuite/Makefile.in: Rebuild.
4330 2009-02-25 Cary Coutant <ccoutant@google.com>
4332 * layout.cc (Layout::choose_output_section): Don't rename sections
4333 when using a linker script that has a SECTIONS clause.
4334 * Makefile.in: Regenerate.
4336 * testsuite/Makefile.am (script_test_5.sh): New test case.
4337 * testsuite/Makefile.in: Regenerate.
4338 * testsuite/script_test_5.cc: New file.
4339 * testsuite/script_test_5.sh: New file.
4340 * testsuite/script_test_5.t: New file.
4342 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4344 * archive.cc (Archive::include_member): Update calls to add_symbols.
4345 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4346 the Layout argument.
4347 * dynobj.h (do_add_symbols): Add the Layout argument.
4348 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4350 * object.h (Object::add_symbols): Add the Layout argument.
4351 (Object::do_add_symbols): Add the Layout argument.
4352 (Sized_relobj::do_add_symbols): Add the Layout argument.
4353 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4354 Unify the two versions.
4355 (Add_plugin_symbols): Remove.
4356 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4357 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4358 (Add_plugin_symbols): Remove.
4359 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4360 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4361 (Add_symbols::run): Make it work with Pulginobj.
4363 2009-02-06 Ian Lance Taylor <iant@google.com>
4365 * object.cc (Sized_relobj::do_layout): Make info message start
4366 with lower case letter.
4368 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4370 * binary.cc: Fix file comment.
4372 * options.h (enum Incremental_disposition): Define.
4373 (class General_options): Add new options: --incremental,
4374 --incremental_changed, --incremental_unchanged,
4375 --incremental_unknown. Add incremental_disposition_ and
4376 implicit_incremental_ fields.
4377 (General_options::incremental_disposition): New function.
4378 (class Position_dependent_options): Add incremental_disposition
4380 (Position_dependent_options::copy_from_options): Set incremental
4382 * options.cc (General_options::parse_incremental_changed): New
4384 (General_options::parse_incremental_unchanged): New function.
4385 (General_options::parse_incremental_unknown): New function.
4386 (General_options::General_options): Initialize new fields
4387 incremental_disposition_ and implicit_incremental_.
4388 (General_options::finalize): Check for uasge of --incremental-*
4389 without --incremental.
4391 2009-02-06 Chris Demetriou <cgd@google.com>
4393 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4394 pointer and to report location as the file name associated with
4396 (gold_undefined_symbol_at_location): New function to replace the
4397 old gold_undefined_symbol functionality.
4398 * target-reloc.h (relocate_section): Update to use
4399 gold_undefined_symbol_at_location.
4400 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4401 Call gold_undefined_symbol function rather than gold_error.
4402 * errors.h (Errors::undefined_symbol): Take location as a
4403 string, rather than calculating it from a relocation.
4404 * errors.cc (Errors::fatal): Print "fatal error:" before the
4406 (Errors::error, Errors::error_at_location): Print "error: "
4407 before the formatted message.
4408 (Errors::undefined_symbol): Take location as a string, rather
4409 than calculating it from a relocation.
4410 (gold_undefined_symbol_at_location): New function akin to
4411 old gold_undefined_symbol, calculates location from relocation.
4412 (gold_undefined_symbol): Change to take only a Symbol pointer
4413 and to report location as the file name associated with the symbol.
4414 * testsuite/debug_msg.sh: Update for changed error messages.
4415 * testsuite/undef_symbol.sh: Likewise.
4417 2009-02-04 Duncan Sands <baldrick@free.fr>
4420 * reduced_debug_output.h
4421 (Output_reduced_debug_abbrev_section::failed): Use format for
4423 (Output_reduced_debug_info_section::faild): Likewise.
4425 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4427 * script.cc (Lazy_demangler): New class.
4428 (Version_script_info::get_symbol_version_helper): Demangle a
4431 2009-01-29 Cary Coutant <ccoutant@google.com>
4433 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4435 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4437 2009-01-28 Ian Lance Taylor <iant@google.com>
4439 * version.cc (version_string): Bump to 1.9.
4441 * gold.h: Include <cstring> and <stdint.h>.
4442 * version.cc: Include <cstdio>.
4443 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4445 * reduced_debug_output.cc (insert_into_vector): Rename from
4446 Insert_into_vector; change all callers. Use Swap_unaligned to
4447 avoid aliasing issue; remove union since it is unnecessary.
4449 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4451 * Makefile.am (CCFILES): Add gc.cc.
4453 * Makefile.in: Regenerate.
4454 * gold.cc (Gc_runner): New class.
4455 (queue_initial_tasks): Call garbage collection related tasks
4456 when corresponding options are invoked.
4457 (queue_middle_gc_tasks): New function.
4458 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4459 processed early before laying out sections during garbage collection.
4460 * gold.h (queue_middle_gc_tasks): New function.
4461 (is_prefix_of): Move from "layout.cc".
4462 * i386.cc (Target_i386::gc_process_relocs): New function.
4463 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4464 * main.cc (main): Create object of class "Garbage_collection".
4465 * object.cc (Relobj::copy_symbols_data): New function.
4466 (Relobj::is_section_name_included): New function.
4467 (Sized_relobj::do_layout): Allow this function to be called twice
4468 during garbage collection and defer layout of section during the
4470 * object.h (Relobj::get_symbols_data): New function.
4471 (Relobj::is_section_name_included): New function.
4472 (Relobj::copy_symbols_data): New function.
4473 (Relobj::set_symbols_data): New function.
4474 (Relobj::get_relocs_data): New function.
4475 (Relobj::set_relocs_data): New function.
4476 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4477 (Relobj::gc_process_relocs): New function.
4478 (Relobj::do_gc_process_relocs): New pure virtual function.
4479 (Relobj::sd_): New data member.
4480 (Sized_relobj::is_output_section_offset_invalid): New function.
4481 (Sized_relobj::do_gc_process_relocs): New function.
4482 * options.h (General_options::gc_sections): Modify to not be a no-op.
4483 (General_options::print_gc_sections): New option.
4484 * plugin.cc (Plugin_finish::run): Remove function call to
4485 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4486 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4487 * reloc.cc (Read_relocs::run): Add task to process relocs and
4488 determine unreferenced sections when doing garbage collection.
4489 (Gc_process_relocs): New class.
4490 (Sized_relobj::do_gc_process_relocs): New function.
4491 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4492 sections that are garbage collected.
4493 * reloc.h (Gc_process_relocs): New class.
4494 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4495 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4496 symbols whose corresponding sections are garbage collected.
4497 (Symbol_table::Symbol_table): Add new parameter for the garbage
4499 (Symbol_table::gc_mark_undef_symbols): New function.
4500 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4501 (Symbol_table::gc_mark_dyn_syms): New function.
4502 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4504 (Symbol_table::add_from_object): Likewise.
4505 (Symbol_table::add_from_relobj): When building shared objects, do not
4506 treat externally visible symbols as garbage.
4507 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4508 table information for static and relocatable links.
4509 * symtab.h (Symbol_table::set_gc): New function.
4510 (Symbol_table::gc): New function.
4511 (Symbol_table::gc_mark_undef_symbols): New function.
4512 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4513 (Symbol_table::gc_mark_dyn_syms): New function.
4514 (Symbol_table::gc_): New data member.
4515 * target.h (Sized_target::gc_process_relocs): New pure virtual
4517 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4518 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4520 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4522 * options.h (General_options::gc_sections): Define as a no-op for now.
4523 (General_options::no_keep_memory): Ditto.
4524 (General_options::Bshareable): Define.
4525 * options.cc (General_options::finalize): Honor -Bshareable.
4527 2009-01-20 Andreas Schwab <schwab@suse.de>
4529 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4530 read the value in the contents, since we don't use it. Use the
4531 template endianness when writing.
4532 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4534 2009-01-19 Andreas Schwab <schwab@suse.de>
4536 * configure.tgt (powerpc64-*): Fix targ_obj.
4538 2009-01-15 Ian Lance Taylor <iant@google.com>
4540 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4541 local symbols when stripping all symbols.
4543 2009-01-14 Cary Coutant <ccoutant@google.com>
4545 * output.cc (Output_reloc): Add explicit instantiations.
4547 2009-01-14 Cary Coutant <ccoutant@google.com>
4549 * archive.cc (Archive::get_elf_object_for_member): Remove call
4550 to File_read::claim_for_plugin.
4551 * descriptors.cc (Descriptors::open): Remove reference to
4553 (Descriptors::claim_for_plugin): Remove.
4554 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4555 (Descriptors::is_claimed): Remove.
4556 (claim_descriptor_for_plugin): Remove.
4557 * fileread.cc (File_read::claim_for_plugin): Remove.
4558 * fileread.h (File_read::claim_for_plugin): Remove.
4559 (File_read::descriptor): Reopen descriptor if necessary.
4560 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4561 (Plugin_manager::all_symbols_read): Add task parameter. Change
4563 (Plugin_manager::get_input_file): New function.
4564 (Plugin_manager::release_input_file): New function.
4565 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4566 corresponding data member.
4567 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4568 and pass to base constructor. Change all callers.
4569 (get_input_file, release_input_file): New functions.
4570 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4571 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4572 (Plugin_manager::all_symbols_read): Add task parameter.
4573 (Plugin_manager::get_input_file): New function.
4574 (Plugin_manager::release_input_file): New function.
4575 (Plugin_manager::task_): New data member.
4576 (Pluginobj::Pluginobj): Add filesize parameter.
4577 (Pluginobj::filename): New function.
4578 (Pluginobj::descriptor): New function.
4579 (Pluginobj::filesize): New function.
4580 (Pluginobj::filesize_): New data member.
4581 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4582 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4583 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4585 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4586 with archive libraries.
4587 * testsuite/Makefile.in: Regenerate.
4588 * testsuite/plugin_test.c (struct sym_info): New type.
4589 (get_input_file, release_input_file): New static variables.
4590 (onload): Capture new transfer vector entries.
4591 (claim_file_hook): Stop reading at end of file according to filesize.
4592 Factor out parsing of readelf output into separate function.
4593 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4594 APIs and get the source file name from the symbol table. Convert
4595 source file name to corresponding object file name. Print info
4596 message when adding new input files.
4597 (parse_readelf_line): New function.
4598 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4599 * testsuite/plugin_test_2.sh: Likewise.
4600 * testsuite/plugin_test_3.sh: Likewise.
4601 * testsuite/plugin_test_4.sh: New test case.
4603 2009-01-07 Ian Lance Taylor <iant@google.com>
4605 * version.cc (version_string): Bump to 1.8.
4607 2008-12-23 Cary Coutant <ccoutant@google.com>
4609 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4610 * plugin.cc (Plugin_manager::finish): Rename as
4611 layout_deferred_objects. Move cleanup to separate function.
4612 (Plugin_manager::cleanup): New function.
4613 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4615 * plugin.h (Plugin_manager::finish): Rename as
4616 layout_deferred_objects.
4617 (Plugin_manager::cleanup): New function.
4618 (Plugin_manager::cleanup_done): New field.
4620 2008-12-23 Cary Coutant <ccoutant@google.com>
4622 * plugin.cc (is_visible_from_outside): New function.
4623 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4624 so we don't return "IR only" status for exported symbols or -r links.
4626 * testsuite/Makefile.am (plugin_test_3): New test case.
4627 * testsuite/Makefile.in: Regenerate.
4628 * testsuite/plugin_test_3.sh: New file.
4630 2008-12-22 Cary Coutant <ccoutant@google.com>
4632 * object.cc (Sized_relobj::layout_section): New function.
4633 (Sized_relobj::do_layout): Defer layout of input sections until after
4634 plugin has provided replacement files.
4635 (Sized_relobj::do_layout_deferred_sections): New function.
4636 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4637 (Relobj::layout_deferred_sections): New function.
4638 (Relobj::do_layout_deferred_sections): New function.
4639 (Sized_relobj::do_layout_deferred_sections): New function.
4640 (Sized_relobj::layout_section): New function.
4641 (Sized_relobj::Deferred_layout): New structure.
4642 (Sized_relobj::deferred_layout_): New field.
4643 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4644 Change all callers. Layout deferred sections.
4645 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4647 (Plugin_hook::run): Move code from do_plugin_hook inline.
4648 (Plugin_hook::do_plugin_hook): Remove.
4649 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4650 (Plugin_manager::finish): Renamed, was cleanup.
4651 (Plugin_manager::should_defer_layout): New function.
4652 (Plugin_manager::add_deferred_layout_object): New function.
4653 (Plugin_manager::Deferred_layout_list): New type.
4654 (Plugin_manager::deferred_layout_objects_): New field.
4655 (Plugin_hook::do_plugin_hook): Remove.
4657 2008-12-17 Ian Lance Taylor <iant@google.com>
4659 * options.h (class General_options): Add --no case for
4662 2008-12-16 Cary Coutant <ccoutant@google.com>
4664 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4666 (Plugin_manager::claim_file): Create plugin object even if
4667 plugin did not call the add_symbols callback.
4668 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4669 asking for more symbols than were added.
4670 * testsuite/Makefile.am (plugin_test_1): Add test case with
4672 (empty.syms): New target.
4673 * testsuite/Makefile.in: Regenerate.
4674 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4675 message. Don't call add_symbols if no globals.
4676 (all_symbols_read_hook): Don't provide replacement for empty
4679 2008-12-12 Ian Lance Taylor <iant@google.com>
4681 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4682 r_type == 0 for a local symbol with r_sym == 0.
4683 (scan_relocatable_relocs): Pass r_sym to
4684 local_non_section_strategy.
4685 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4688 * configure.ac: Update test for TLS descriptors: they are
4689 supported as of glibc 2.9.
4690 * configure: Rebuild.
4692 2008-12-11 Ian Lance Taylor <iant@google.com>
4695 * target-reloc.h (Default_scan_relocatable_relocs): For each
4696 function, map r_type == 0 to RELOC_DISCARD.
4698 2008-12-10 Cary Coutant <ccoutant@google.com>
4700 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4701 object to override a kept COMDAT group from a plugin object.
4703 2008-12-09 Ian Lance Taylor <iant@google.com>
4706 * yyscript.y (file_cmd): Handle INPUT.
4708 * testsuite/initpri1.c: Change all declarations to be full
4709 prototypes by adding void, to avoid compiler warnings.
4711 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4713 * options.cc (General_options::parse_plugin_opt): New.
4714 (General_options::add_plugin): The argument now is just the filename.
4715 (General_options::add_plugin_option): New.
4716 * options.h (plugin_opt): New.
4717 (add_plugin): Change argument name.
4718 (add_plugin_option): New.
4719 * plugin.cc (Plugin::load): Don't parse the plugin option.
4720 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4721 (Plugin::add_option): New.
4722 (Plugin::args_): Change type.
4723 (Plugin::filename_): New.
4724 (Plugin_manager::add_plugin_option): New.
4725 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4726 * testsuite/Makefile.in: Regenerate.
4728 2008-12-05 Cary Coutant <ccoutant@google.com>
4730 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4731 Handle --strip-lto-sections option.
4732 * options.h (strip_lto_sections): New option.
4734 2008-12-01 Cary Coutant <ccoutant@google.com>
4736 * plugin.cc (ld_plugin_message): Change format parameter to const.
4737 Fix mismatch between new[] and delete.
4739 2008-11-14 Cary Coutant <ccoutant@google.com>
4741 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4744 2008-11-05 Craig Silverstein <csilvers@google.com>
4746 * options.cc (General_options::parse_dynamic_list): New function.
4747 * options.h (General_options): New flags dynamic_list,
4748 dynamic_list_data, dynamic_list_cpp_new, and
4749 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4750 (General_options::in_dynamic_list): New function.
4751 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4752 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4753 (Lex::can_continue_name): Likewise.
4755 (read_script_file): New parameter script_options.
4756 (read_dynamic_list): New function.
4757 (Script_options::define_dynamic_list): New function.
4758 (dynamic_list_keyword_parsecodes): New variable.
4759 (dynamic_list_keywords): New variable.
4760 * script.h (Script_options::define_dynamic_list): New function
4762 (read_dynamic_list): New function prototype.
4763 * symtab.cc (strprefix): New macro.
4764 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4765 dynamic_list_data, dynamic_list_cpp_new, and
4766 dynamic_list_cpp_typeinfo.
4767 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4768 (dynamic_list_expr): New rule.
4769 (dynamic_list_nodes): Likewise.
4770 (dynamic_list_node): Likewise.
4771 * testsuite/Makefile.am (dynamic_list): New test.
4772 * testsuite/Makefile.in: Regenerated.
4773 * testsuite/dynamic_list.t: New file.
4774 * testsuite/dynamic_list.sh: New file.
4776 2008-11-05 Craig Silverstein <csilvers@google.com>
4778 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4779 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4780 (t11_last): Likewise.
4781 * testsuite/ver_test_6.c (main): Likewise.
4783 2008-10-07 Cary Coutant <ccoutant@google.com>
4785 * options.c (General_options::finalize): Add check for -static and
4787 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4790 2008-10-02 Cary Coutant <ccoutant@google.com>
4792 * plugin.cc (make_sized_plugin_object): Fix conditional
4793 compilation to work when not all targets are enabled.
4795 2008-09-29 Cary Coutant <ccoutant@google.com>
4797 * archive.cc (Archive::get_file_and_offset): Use filename instead
4798 of name to get library path.
4799 (Archive::include_member): Unlock external member of a thin archive.
4801 * testsuite/Makefile.am (TEST_AR): New variable.
4802 (thin_archive_test_1): New test.
4803 (thin_archive_test_2): New test.
4804 * testsuite/Makefile.in: Regenerate.
4805 * testsuite/thin_archive_main.cc: New file.
4806 * testsuite/thin_archive_test_1.cc: New file.
4807 * testsuite/thin_archive_test_2.cc: New file.
4808 * testsuite/thin_archive_test_3.cc: New file.
4809 * testsuite/thin_archive_test_4.cc: New file.
4811 2008-09-29 Cary Coutant <ccoutant@google.com>
4813 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4814 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4816 (Sized_relobj::do_finalize_local_symbols): Likewise.
4817 (Sized_relobj::map_to_kept_section): Likewise.
4818 * object.h (Sized_relobj::invalid_address): New constant.
4819 (Sized_relobj::do_output_section_offset): Check for invalid_address
4821 * output.cc (Output_reloc::local_section_offset): Use constant
4822 invalid_address instead of -1U.
4823 (Output_reloc::get_address): Likewise.
4824 (Output_section::output_address): Change -1U to -1ULL.
4825 * output.h (Output_reloc::invalid_address): New constant.
4826 * reloc.cc (Sized_relobj::write_sections): Use constant
4827 invalid_address instead of -1U.
4828 (Sized_relobj::relocate_sections): Likewise.
4829 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4830 values for merge sections.
4831 * target-reloc.h (relocate_for_relocatable): Use constant
4832 invalid_address instead of -1U.
4834 2008-09-19 Cary Coutant <ccoutant@google.com>
4836 Add plugin functionality for link-time optimization (LTO).
4837 * configure.ac (plugins): Add --enable-plugins option.
4838 * configure: Regenerate.
4839 * config.in: Regenerate.
4840 * Makefile.am (LIBDL): New variable.
4841 (CCFILES): Add plugin.cc.
4842 (HFILES): Add plugin.h.
4843 (ldadd_var): Add LIBDL.
4844 * Makefile.in: Regenerate.
4846 * archive.cc: Include "plugin.h".
4847 (Archive::setup): Don't preread archive symbols when using a plugin.
4848 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4849 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4851 (Archive::include_member): Add symbols from plugin objects.
4852 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4853 * descriptors.cc (Descriptors::open): Check for file descriptors
4854 abandoned by plugins.
4855 (Descriptors::claim_for_plugin): New function.
4856 * descriptors.h (Descriptors::claim_for_plugin): New function.
4857 (Open_descriptor::is_claimed): New field.
4858 (claim_descriptor_for_plugin): New function.
4859 * fileread.cc (File_read::claim_for_plugin): New function.
4860 * fileread.h (File_read::claim_for_plugin): New function.
4861 (File_read::descriptor): New function.
4862 * gold.cc: Include "plugin.h".
4863 (queue_initial_tasks): Add task to call plugin hooks for generating
4865 * main.cc: Include "plugin.h".
4866 (main): Load plugin libraries.
4867 * object.h (Pluginobj): Declare.
4868 (Object::pluginobj): New function.
4869 (Object::do_pluginobj): New function.
4870 (Object::set_target): New function.
4871 * options.cc: Include "plugin.h".
4872 (General_options::parse_plugin): New function.
4873 (General_options::General_options): Initialize plugins_ field.
4874 (General_options::add_plugin): New function.
4875 * options.h (Plugin_manager): Declare.
4876 (General_options): Add --plugin option.
4877 (General_options::has_plugins): New function.
4878 (General_options::plugins): New function.
4879 (General_options::add_plugin): New function.
4880 (General_options::plugins_): New field.
4881 * plugin.cc: New file.
4882 * plugin.h: New file.
4883 * readsyms.cc: Include "plugin.h".
4884 (Read_symbols::do_read_symbols): Check for archive before checking
4885 for ELF file. Call plugin hooks to claim files.
4886 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4887 from a real object file; force override when processing replacement
4889 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4890 (Symbol::init_base_object): Likewise.
4891 (Symbol::init_base_output_data): Likewise.
4892 (Symbol::init_base_output_segment): Likewise.
4893 (Symbol::init_base_constant): Likewise.
4894 (Symbol::init_base_undefined): Likewise.
4895 (Symbol::output_section): Assert that object is not a plugin.
4896 (Symbol_table::add_from_pluginobj): New function.
4897 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4899 (Symbol_table::sized_write_globals): Likewise.
4900 (Symbol_table::add_from_pluginobj): Instantiate template.
4901 * symtab.h (Sized_pluginobj): Declare.
4902 (Symbol::in_real_elf): New function.
4903 (Symbol::set_in_real_elf): New function.
4904 (Symbol::in_real_elf_): New field.
4905 (Symbol_table::add_from_pluginobj): New function.
4907 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4908 (LIBDL): New variable.
4910 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4911 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4912 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4913 (MOSTLYCLEANFILES): Likewise.
4914 * testsuite/Makefile.in: Regenerate.
4915 * testsuite/plugin_test.c: New file.
4916 * testsuite/plugin_test_1.sh: New file.
4917 * testsuite/plugin_test_2.sh: New file.
4919 2008-09-16 Ian Lance Taylor <iant@google.com>
4921 * target-reloc.h (relocate_section): Check whether a symbol is
4922 defined by the ABI before reporting an undefined symbol error.
4923 * target.h (Target::is_defined_by_abi): Make parameter const.
4924 (Target::do_is_defined_by_abi): Likewise.
4925 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4926 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4927 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4928 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4929 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4930 * testsuite/Makefile.in: Rebuild.
4932 * fileread.cc (make_view): Add casts to avoid warning.
4934 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4936 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4937 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4939 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4941 * options.h (General_options::output_is_executable): New.
4942 (General_options::output_is_pie): New.
4943 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4944 for shared libraries.
4945 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4947 2008-09-11 Chris Demetriou <cgd@google.com>
4949 * options.h (origin): New -z option.
4950 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4951 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4954 2008-09-05 Cary Coutant <ccoutant@google.com>
4956 * fileread.cc (File_read::make_view): Add check for attempt to map
4959 2008-09-05 Cary Coutant <ccoutant@google.com>
4961 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4962 explicit instantiations.
4964 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4967 * options.cc (General_options::finalize): Allow undefined symbols
4968 in shlibs if linking -shared.
4971 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4972 symbols as not needing a dynsym entry.
4974 2008-08-20 Craig Silverstein <csilvers@google.com>
4976 * fileread.cc (File_read::open): Do not lock the file unless it
4977 was successfully opened.
4979 2008-08-14 Cary Coutant <ccoutant@google.com>
4981 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4982 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4983 * testsuite/tls_test.cc (struct int128): 128-bit struct
4984 for testing TLS relocs with non-zero addend.
4985 (v12): New TLS variable.
4987 (t_last): Add check for v12.
4988 * testsuite/tls_test.h (t12): New function.
4989 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4991 2008-08-13 Ian Lance Taylor <iant@google.com>
4993 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4994 set tls_segment_ or relro_segment_.
4995 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4997 * output.h (Output_section::clear_is_relro): New function.
4998 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4999 sections specially even when output_data_ is empty.
5000 (Output_segment::maximum_alignment): When first section is relro,
5001 only force alignment for PT_LOAD segments.
5002 * script.cc (script_data_segment_align): New function.
5003 (script_data_segment_relro_end): New function.
5004 * script-c.h (script_data_segment_align): Declare.
5005 (script_data_segment_relro_end): Declare.
5006 * script-sections.h (class Script_sections): Declare
5007 data_segment_align and data_segment_relro_end. Add fields
5008 segment_align_index_ and saw_relro_end_.
5009 * script-sections.cc (class Sections_element): Add set_is_relro
5010 virtual function. Add new bool* parameter to place_orphan_here.
5011 Add get_output_section virtual function.
5012 (class Output_section_definition): Add set_is_relro. Add new
5013 bool* parameter to place_orphan_here. Add get_output_section.
5014 Add is_relro_ field.
5015 (Output_section_definition::Output_section_definition): Initialize
5016 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5017 and is_relro_ fields.
5018 (Output_section_definition::place_orphan_here): Add is_relro
5020 (Output_section_definition::set_section_addresses): Set relro for
5022 (Output_section_definition::alternate_constraint): Likewise.
5023 (class Orphan_output_section): Add new bool* parameter to
5024 place_orphan_here. Add get_output_section.
5025 (Orphan_output_section::place_orphan_here): Add is_relro
5027 (Script_sections::Script_sections): Initialize
5028 data_segment_align_index_ and saw_relro_end_.
5029 (Script_sections::data_segment_align): New function.
5030 (Script_sections::data_segment_relro_end): New function.
5031 (Script_sections::place_orphan): Set or clear is_relro.
5032 (Script_sections::set_section_addresses): Force alignment of first
5034 * yyscript.y (exp): Call script_data_segment_align and
5035 script_data_segment_relro_end.
5036 * testsuite/relro_script_test.t: New file.
5037 * testsuite/relro_test.cc (using_script): Declare.
5038 (t1, t2): Test using_script.
5039 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5040 (relro_script_test_SOURCES): Define.
5041 (relro_script_test_DEPENDENCIES): Define.
5042 (relro_script_test_LDFLAGS): Define.
5043 (relro_script_test_LDADD): Define.
5044 (relro_script_test.so): New target.
5045 * testsuite/Makefile.in: Rebuild.
5047 2008-08-06 Cary Coutant <ccoutant@google.com>
5049 * archive.cc (Archive::total_archives, Archive::total_members)
5050 (Archive::total_members_loaded): New variables.
5051 (Archive::setup): Add parameter. Add option to preread
5053 (Archive::read_armap): Add counter.
5054 (Archive::get_file_and_offset): New function.
5055 (Archive::get_elf_object_for_member): New function.
5056 (Archive::read_all_symbols): New function.
5057 (Archive::read_symbols): New function.
5058 (Archive::add_symbols): Add counters.
5059 (Archive::include_all_members): Use armap to find members if it's
5061 (Archive::include_member): Skip reading symbols if already read.
5062 Factored code into Archive::get_file_and_offset and
5063 Archive::get_elf_object_for_member. Changed call to
5064 Mapfile::report_include_archive_member.
5065 (Archive::print_stats): New function.
5066 * archive.h: Declare Object and Read_symbols_data classes.
5067 (Archive::Archive): Add initializers for new members.
5068 (Archive::setup): Add parameter.
5069 (Archive::print_stats): New function.
5070 (Archive::total_archives, Archive::total_members)
5071 (Archive::total_members_loaded): New variables.
5072 (Archive::get_file_and_offset): New function.
5073 (Archive::get_elf_object_for_member): New function.
5074 (Archive::read_all_symbols): New function.
5075 (Archive::read_symbols): New function.
5076 (Archive::Archive_member): New class.
5077 (Archive::members_): New member.
5078 (Archive::num_members_): New member.
5079 * main.cc: Include archive.h.
5080 (main): Call Archive::print_stats.
5081 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5082 archive parameter; member_name is now the fully-decorated name.
5083 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5084 * options.h: (General_options): Add --preread-archive-symbols option.
5085 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5088 2008-08-04 Ian Lance Taylor <iant@google.com>
5090 * symtab.h (Symbol::use_plt_offset): New function.
5091 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5092 * powerpc.cc (Relocate::relocate): Likewise.
5093 * sparc.cc (Relocate::relocate): Likewise.
5094 * x86_64.cc (Relocate::relocate): Likewise.
5095 * testsuite/weak_plt.sh: New test.
5096 * testsuite/weak_plt_main.cc: New test.
5097 * testsuite/weak_plt_shared.cc: New test.
5098 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5099 (check_PROGRAMS): Add weak_plt.
5100 (check_DATA): Add weak_plt_shared.so.
5101 (weak_plt_main_pic.o, weak_plt): New targets.
5102 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5103 * testsuite/Makefile.in: Rebuild.
5105 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5107 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5108 * testsuite/Makefile.in: Rebuild.
5110 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5112 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5113 * Makefile.in: Regenerate.
5114 * po/POTFILES.in: Regenerate.
5116 2008-07-29 Ian Lance Taylor <iant@google.com>
5118 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5119 symbols before other symbols.
5120 * testsuite/script_test_2.cc (test_addr): Declare.
5121 (test_addr_alias): Declare.
5122 (main): Check that test_addr and test_addr_alias have the right
5124 * testsuite/script_test_2.t: Define test_addr_alias and
5127 2008-07-24 Ian Lance Taylor <iant@google.com>
5130 * descriptors.cc: New file.
5131 * descriptors.h: New file.
5132 * gold-threads.h (class Hold_optional_lock): New class.
5133 * fileread.cc: Include "descriptors.h".
5134 (File_read::~File_read): Release descriptor rather than closing
5136 (File_read::open) [file]: Call open_descriptor rather than open.
5137 Set is_descriptor_opened_.
5138 (File_read::open) [memory]: Assert that descriptor is not open.
5139 (File_read::reopen_descriptor): New function.
5140 (File_read::release): Release descriptor.
5141 (File_read::do_read): Make non-const. Reopen descriptor.
5142 (File_read::read): Make non-const.
5143 (File_read::make_view): Reopen descriptor.
5144 (File_read::do_readv): Likewise.
5145 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5146 Update declarations.
5147 * layout.cc: Include "descriptors.h".
5148 (Layout::create_build_id): Use open_descriptor rather than open.
5149 * output.cc: Include "descriptors.h".
5150 (Output_file::open): Use open_descriptor rather than open.
5151 * archive.cc (Archive::const_iterator): Change Archive to be
5153 (Archive::begin, Archive::end): Make non-const.
5154 (Archive::count_members): Likewise.
5155 * archive.h (class Archive): Update declarations.
5156 * object.h (Object::read): Make non-const.
5157 * Makefile.am (CCFILES): Add descriptors.cc.
5158 (HFILES): Add descriptors.h.
5159 * Makefile.in: Rebuild.
5162 * gold.h: Always include <clocale>. Add Solaris workarounds
5163 following code in binutils/sysdep.h.
5166 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5167 this->eh_frame_hdr_ is NULL before using it.
5169 * dynobj.cc (Versions::Versions): Update comment.
5171 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5172 the base version name.
5174 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5175 array size plus one.
5176 (Stringpool_template::set_string_offsets): Subtract one from key
5177 before using it as an array index.
5178 (Stringpool_template::get_offset_with_length): Likewise.
5179 (Stringpool_template::write_to_buffer): Likewise.
5180 * stringpool.h (Stringpool_template::get_offset_from_key):
5183 2008-07-23 Ian Lance Taylor <iant@google.com>
5186 * object.h (Merged_symbol_value::value): Do our best to handle a
5190 * script.cc (Version_script_info::get_versions): Don't add empty
5191 version tag to return value.
5192 (Version_script_info::get_symbol_version_helper): Change return
5193 type to bool. Add pversion parameter. Change all callers.
5194 (script_register_vers_node): Don't require a non-NULL tag.
5195 * script.h (class Version_script_info): Update declarations.
5196 (Version_script_info::get_symbol_version): Change return type to
5197 bool. Add version parameter. Change all callers.
5198 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5199 handling. Handle an empty version from a version script.
5200 (Symbol_table::define_special_symbol): Likewise.
5201 * testsuite/ver_test_10.script: New file.
5202 * testsuite/ver_test_10.sh: New file.
5203 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5204 (check_DATA): Add ver_test_10.syms.
5205 (ver_test_10.syms, ver_test_10.so): New target.
5206 * testsuite/Makefile.in: Rebuild.
5208 2008-07-23 Simon Baldwin <simonb@google.com>
5210 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5211 to zero for undefined symbols from dynamic libraries.
5213 2008-07-23 Ian Lance Taylor <iant@google.com>
5215 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5217 * symtab.h (class Symbol_table): Update declaration.
5218 * testsuite/ver_test_9.cc: New file.
5219 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5220 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5221 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5222 (ver_test_9.so, ver_test_9.o): New targets.
5223 * testsuite/Makefile.in: Rebuild.
5225 2008-07-22 Ian Lance Taylor <iant@google.com>
5227 * options.h (class General_options): Define --check-sections.
5228 * layout.cc (Layout::set_segment_offsets): Handle
5231 * options.h (class General_options): Define -n/--nmagic and
5233 * options.cc (General_options::finalize): For -n/--nmagic or
5234 -N/--omagic, set -static.
5235 * layout.cc (Layout::attach_allocated_section_to_segment): If
5236 -N/--omagic, don't put read-only and read-write sections in
5238 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5239 finding a read-only segment.
5240 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5241 don't set the minimum segment alignment to the common page size,
5242 and don't set the file offset to the address modulo the page size.
5243 * script-sections.cc (Script_sections::create_segments): If
5244 -n/--omagic, don't put read-only and read-write sections in
5247 * cref.cc: New file.
5249 * options.h (class General_options): Add --print-symbol-counts.
5250 * main.cc (main): Issue defined symbol report if requested.
5251 * archive.cc (Archive::interpret_header): Make into a const member
5253 (Archive::add_symbols): Call Input_objects::archive_start and
5255 (Archive::const_iterator): Define new class.
5256 (Archive::begin, Archive::end): New functions.
5257 (Archive::include_all_members): Rewrite to use iterator.
5258 (Archive::count_members): New function.
5259 * archive.h (class Archive): Update declarations.
5260 (Archive::filename): New function.
5261 * object.cc: Include "cref.h".
5262 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5263 (Sized_relobj::do_get_global_symbol_counts): New function.
5264 (Input_objects::add_object): Add object to cross-referencer.
5265 (Input_objects::archive_start): New function.
5266 (Input_objects::archive_stop): New function.
5267 (Input_objects::print_symbol_counts): New function.
5268 * object.h: Declare Cref and Archive.
5269 (Object::get_global_symbol_counts): New function.
5270 (Object::do_get_global_symbol_counts): New pure virtual function.
5271 (class Sized_relobj): Add defined_count_ field. Update
5273 (class Input_objects): Add cref_ field. Update constructor.
5274 Update declarations.
5275 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5277 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5279 (Sized_dynobj::do_get_global_symbol_counts): New function.
5280 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5281 defined_count_. Update declarations. Define Symbols typedef.
5282 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5283 parameter. Change all callers.
5284 (Symbol_table::add_from_dynobj): Add sympointers and defined
5285 parameters. Change all callers.
5286 * symtab.h (class Symbol_table): Update declarations.
5287 * Makefile.am (CCFILES): Add cref.cc.
5288 (HFILES): Add cref.h.
5289 * Makefile.in: Rebuild.
5291 2008-07-22 Simon Baldwin <simonb@google.com>
5293 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5294 to zero when writing undefined symbols.
5296 2008-07-22 Ian Lance Taylor <iant@google.com>
5298 * output.cc (Output_section::add_input_section): Don't try to
5299 merge empty merge sections.
5301 2008-07-21 Craig Silverstein <csilvers@google.com>
5303 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5304 Include symbol version in error message.
5306 2008-07-20 Chris Demetriou <cgd@google.com>
5308 * configure.ac (gold_cv_c_random_seed): New configured variable.
5309 (RANDOM_SEED_CFLAGS): New substituted variable.
5310 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5311 * configure: Rebuild.
5312 * Makefile.in: Likewise.
5313 * testsuite/Makefile.in: Likewise.
5315 2008-07-18 Ian Lance Taylor <iant@google.com>
5317 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5318 where we see NAME/NULL and NAME/VERSION as separate symbols.
5319 * testsuite/ver_test_main.cc (main): Call t4.
5320 (t4, t4_2a): Define.
5321 * testsuite/ver_test_2.cc (t4_2): Define.
5322 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5323 * testsuite/ver_test_4.cc (t4_2a): Define.
5324 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5325 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5327 2008-07-17 Ian Lance Taylor <iant@google.com>
5329 * dynobj.cc (Versions::add_def): If we give an error about a
5330 missing version, go ahead and create the version anyhow.
5332 2008-07-10 Ian Lance Taylor <iant@google.com>
5334 Handle output sections with more than 0x7fffffff bytes.
5335 * object.h (class Relobj): Change map_to_output_ to
5336 output_sections_, and just keep a section pointer. Change all
5337 uses. Move comdat group support to Sized_relobj.
5338 (Relobj::is_section_specially_mapped): Remove.
5339 (Relobj::output_section): Remove poff parameter. Change all
5341 (Relobj::output_section_offset): New function.
5342 (Relobj::set_section_offset): Rewrite.
5343 (Relobj::map_to_output): Remove.
5344 (Relobj::output_sections): New function.
5345 (Relobj::do_output_section_offset): New pure virtual function.
5346 (Relobj::do_set_section_offset): Likewise.
5347 (class Sized_relobj): Add section_offsets_ field. Add comdat
5348 group support from Relobj. Update declarations.
5349 (Sized_relobj::get_output_section_offset): New function.
5350 (Sized_relobj::do_output_section_offset): New function.
5351 (Sized_relobj::do_set_section_offset): New function.
5352 * object.cc (Relobj::output_section_address): Remove.
5353 (Sized_relobj::Sized_relobj): Initialize new fields.
5354 (Sized_relobj::include_section_group): Cast find_kept_object to
5356 (Sized_relobj::include_linkonce_section): Likewise.
5357 (Sized_relobj::do_layout): Use separate arrays for output section
5359 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5361 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5362 output_sections and section_offsets.
5363 (Sized_relobj::write_local_symbols): Likewise.
5364 (map_to_kept_section): Compute output address directly.
5365 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5366 output_sections and section_offsets.
5367 (Sized_relobj::write_sections): Likewise.
5368 (Sized_relobj::relocate_sections): Likewise.
5369 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5370 * output.h (class Output_reloc): Update declarations. Change
5371 u2_.relobj to Sized_relobj*.
5372 (class Output_data_reloc): Change add functions to use
5374 * output.cc (Output_reloc::Output_reloc): Change relobj to
5376 (Output_reloc::local_section_offset): Change return type to
5377 Elf_Addr. Use get_output_section_offset.
5378 (Output_reloc::get_address): Likewise.
5379 (Output_section::is_input_address_mapped): Don't call
5380 is_section_specially_mapped.
5381 (Output_section::output_offset): Likewise.
5382 (Output_section::output_address): Likewise.
5383 (Output_section::starting_output_address): Likewise.
5384 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5385 parameter to Sized_relobj*.
5386 (Copy_relocs::need_copy_reloc): Likewise.
5387 (Copy_relocs::save): Likewise.
5388 * copy-relocs.h (class Copy_relocs): Update declarations.
5389 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5390 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5391 * target-reloc.h (relocate_for_relocatable): Change
5392 offset_in_output_section type to Elf_Addr. Change code that uses
5394 * layout.cc (Layout::layout): Always set *off.
5395 * mapfile.cc (Mapfile::print_input_section): Use
5396 output_section_offset.
5397 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5399 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5400 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5401 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5403 2008-07-03 Ian Lance Taylor <iant@google.com>
5405 * layout.cc (Layout::include_section): Do not discard unrecognized
5406 SHT_STRTAB sections.
5408 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5410 * script.cc (Lex::can_continue_name): Make '?' allowable in
5411 version-script names.
5412 * testsuite/version_script.map: Change glob pattern to use '?'
5414 2008-06-30 Manish Singh <yosh@gimp.org>
5417 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5420 2008-06-30 Ian Lance Taylor <iant@google.com>
5424 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5425 versions]: Don't try to read the value in the contents, since we
5426 don't use it. Use the template endianness when writing.
5428 2008-06-25 Cary Coutant <ccoutant@google.com>
5430 * fileread.cc (File_read::make_view): Assert on zero-length view.
5431 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5432 symbol table when there are no symbols to read.
5434 2008-06-23 Craig Silverstein <csilvers@google.com>
5436 * version.cc (version_string): Bump to 1.7
5438 2008-06-18 Craig Silverstein <csilvers@google.com>
5440 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5441 constant 0xFFFF to type Valtype.
5442 (Powerpc_relocate_functions::rel16_ha): Likewise.
5444 2008-06-17 Ian Lance Taylor <iant@google.com>
5446 * output.h (Output_section::Input_section): Initialize p2align_ to
5447 zero for Output_section_data constructors.
5448 (Output_section::Input_section::addralign): If not an input
5449 section, return the alignment of the Output_section_data.
5450 * testsuite/copy_test.cc: New file.
5451 * testsuite/copy_test_1.cc: New file.
5452 * testsuite/copy_test_2.cc: New file.
5453 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5454 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5455 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5456 (copy_test_1_pic.o, copy_test_1.so): New targets.
5457 (copy_test_2_pic.o, copy_test_2.so): New targets.
5458 * testsuite/Makefile.in: Rebuild.
5460 * script-sections.cc (Script_sections::place_orphan): Initialize
5461 local variable exact.
5463 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5465 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5467 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5468 David S. Miller <davem@davemloft.net>
5470 * powerpc.cc: New file.
5471 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5472 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5473 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5474 * Makefile.in: Rebuild.
5476 2008-06-09 Ian Lance Taylor <iant@google.com>
5478 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5480 (throwing, orig_terminate): New static variables.
5481 (terminate_handler): New static function.
5482 (t2): Set terminate handler.
5484 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5487 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5490 2008-05-30 Cary Coutant <ccoutant@google.com>
5492 * archive.cc (Archive::include_all_members) Correct to step
5493 over symbol table and extended name table in thin archives.
5495 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5498 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5501 2008-05-28 Caleb Howe <cshowe@google.com>
5503 * reduced_debug_output.cc: New file.
5504 * reduced_debug_output.h: New file.
5505 * options.h (class General_options): Add --strip-debug-non-line.
5506 * options.cc (General_options::finalize): Add strip_debug_non_line
5507 to the strip heirarchy.
5508 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5510 * layout.cc: Include "reduced_debug_output.h".
5511 (Layout::Layout): Initialize new fields.
5512 (line_only_debug_sections): New static array.
5513 (is_lines_only_debug_sections): New static inline function.
5514 (Layout::include_section): Handle --strip-debug-non-line.
5515 (Layout::make_output_section): If --strip-debug-non-line, build
5516 new output sections for .debug_abbrev and .debug_info.
5517 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5518 gold. Warn about possible overflow.
5519 (read_signed_LEB_128): Likewise.
5520 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5521 (read_signed_LEB_128): Declare.
5522 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5523 (HFILES): Add reduced_debug_output.h.
5524 * Makefile.in: Rebuild.
5526 2008-05-21 Ian Lance Taylor <iant@google.com>
5528 * mapfile.cc: New file.
5529 * mapfile.h: New file.
5530 * options.h (class General_options): Add -M/--print-map and -Map.
5531 * options.cc (General_options::finalize): Make -M equivalent to
5533 * main.cc: Include <cstdio> and "mapfile.h".
5534 (main): Open mapfile if requested.
5535 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5536 constructor. Change caller.
5537 (queue_initial_tasks): Add mapfile parameter. Change caller.
5538 (queue_middle_tasks): Likewise.
5539 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5541 * archive.cc: Include "mapfile.h".
5542 (Archive::add_symbols): Add mapfile parameter. Change all
5543 callers. Pass mapfile, symbol, and reason to include_member.
5544 (Archive::include_all_members): Add mapfile parameter. Change all
5546 (Archive::include_member): Add mapfile, sym, and why parameters.
5547 Change all callers. Report inclusion to map file.
5548 * archive.h: Include "fileread.h".
5549 (class Archive): Update declarations.
5550 (Archive::file): New const method.
5551 (class Add_archive_symbols): Add mapfile_ field. Update
5552 constructor. Change all callers.
5553 * readsyms.h (class Read_symbols): Likewise.
5554 (class Finish_group): Likewise.
5555 (class Read_script): Likewise.
5556 * common.cc: Include "mapfile.h".
5557 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5559 (Symbol_table::do_allocate_commons): Likewise.
5560 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5561 symbol allocation to mapfile.
5562 * common.h (class Allocate_commons_task): Add mapfile_ field.
5563 Update constructor. Change all callers.
5564 * symtab.h (class Symbol_table): Update declarations.
5565 * layout.cc: Include "mapfile.h".
5566 (Layout_task_runner::run): Print information to mapfile.
5567 (Layout::create_gold_note): Change Output_data_fixed_space to
5568 Output_data_zero_fill.
5569 (Layout::create_build_id): Likewise.
5570 (Layout::print_to_mapfile): New function.
5571 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5572 constructor. Change caller.
5573 (class Layout): Declare print_to_mapfile.
5574 * output.cc (Output_section::Input_section::print_to_mapfile): New
5576 (Output_section::add_input_section): If producing a map, always
5577 add to input_sections_ list.
5578 (Output_section::do_print_to_mapfile): New function.
5579 (Output_segment::print_sections_to_mapfile): New function.
5580 (Output_segment::print_section_list_to_mapfile): New function.
5581 * output.h: Include "mapfile.h".
5582 (Output_data::print_to_mapfile): New function.
5583 (Output_data::do_print_to_mapfile): New virtual function.
5584 (Output_segment_headers::do_print_to_mapfile): New function.
5585 (Output_file_header::do_print_to_mapfile): New function.
5586 (Output_data_const::do_print_to_mapfile): New function.
5587 (class Output_data_const_buffer): Add map_name_ field. Update
5588 constructor. Change all callers. Add do_print_to_mapfile
5590 (class Output_data_fixed_space): Likewise.
5591 (class Output_data_space): Likewise.
5592 (class Output_data_zero_fill): New class.
5593 (Output_data_strtab::do_print_to_mapfile): New function.
5594 (Output_data_reloc_base::do_print_to_mapfile): New function.
5595 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5596 (Output_data_group::do_print_to_mapfile): New function.
5597 (Output_data_got::do_print_to_mapfile): New function.
5598 (Output_data_dynamic::do_print_to_mapfile): New function.
5599 (Output_symtab_xindex::do_print_to_mapfile): New function.
5600 (class Output_section): Declare do_print_to_mapflie. Declare
5601 print_to_mapfile in Input_section.
5602 (class Output_segment): Declare new functions.
5603 * object.h (Sized_relobj::symbol_count): New function.
5604 * script-sections.cc
5605 (Output_section_element_dot_assignment::set_section_addresses):
5606 Change Output_data_fixed_space to Output_data_zero_fill.
5607 (Output_data_expression::do_print_to_mapfile): New function.
5608 * script.cc (read_input_script): Add mapfile parameter. Change
5610 * script.h (read_input_script): Update declaration.
5611 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5612 (Eh_frame::do_print_to_mapfile): New function.
5613 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5614 (Output_merge_string::do_print_to_mapfile): New function.
5615 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5617 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5619 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5621 * Makefile.am (CCFILES): Add mapfile.cc.
5622 (HFILES): Add mapfile.h.
5623 * Makefile.in: Rebuild.
5625 2008-05-19 Ian Lance Taylor <iant@google.com>
5627 * options.h (class General_options): Add -z relro.
5628 * layout.cc (Layout::Layout): Initialize relro_segment_.
5629 (Layout::add_output_section_data): Return the output section.
5630 (Layout::make_output_section): Rcognize relro sections and mark
5632 (Layout::attach_allocated_section_to_segment): Put relro sections
5633 in a PT_GNU_RELRO segment.
5634 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5636 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5638 (Layout::linkonce_mapping): Map d.rel.ro.local to
5640 (Layout::output_section_name): Us .data.rel.ro.local for any
5641 section which begins with that.
5642 * layout.h (class Layout): Update add_output_section_data
5643 declaration. Add relro_segment_ field.
5644 * output.cc (Output_section::Output_section): Initialize is_relro_
5645 and is_relro_local_ fields.
5646 (Output_segment::add_output_section): Group relro sections.
5647 (Output_segment::is_first_section_relro): New function.
5648 (Output_segment::maximum_alignment): If there is a relro section,
5649 align the segment to the common page size.
5650 (Output_segment::set_section_addresses): Track whether we are
5651 looking at relro sections. If the last section is a relro
5652 section, align to the common page size.
5653 (Output_segment::set_section_list_addresses): Add in_relro
5654 parameter. Change all callers. Align to the page size when
5655 moving from relro to non-relro section.
5656 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5658 * output.h (class Output_section): Add is_relro_ and
5659 is_relro_local_ fields.
5660 (Output_section::is_relro): New function.
5661 (Output_section::set_is_relro): New function.
5662 (Output_section::is_relro_local): New function.
5663 (Output_section::set_is_relro_local): New function.
5664 (class Output_segment): Update declarations.
5665 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5666 * sparc.cc (Target_sparc::got_section): Likewise.
5667 * x86_64.cc (Target_x86_64::got_section): Likewise.
5668 * testsuite/relro_test_main.cc: New file.
5669 * testsuite/relro_test.cc: New file.
5670 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5671 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5672 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5673 (relro_test.so, relro_test_pic.o): New targets.
5674 * testsuite/Makefile.in: Rebuild.
5676 2008-05-16 Ian Lance Taylor <iant@google.com>
5678 * output.cc (Output_segment::add_output_section): Remove front
5680 * output.h (class Output_segment): Remove
5681 add_initial_output_section and overloaded add_output_section.
5682 Update declaration of remaining add_output_section.
5683 * layout.cc (Layout::create_interp): Call add_output_section
5684 rather than add_initial_output_section.
5685 (Layout::finish_dynamic_section): Likewise.
5687 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5688 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5689 know the dynamic type.
5690 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5691 field. Initialize it in constructor.
5692 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5693 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5694 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5697 * output.cc (Output_reloc::get_address): Change return type to
5699 * output.h (class Output_reloc): Update get_address declaration.
5700 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5701 for section addresses.
5703 2008-05-09 Ian Lance Taylor <iant@google.com>
5706 * gold.cc (gold_nomem): Use return value of write.
5708 2008-05-08 Ian Lance Taylor <iant@google.com>
5710 * symtab.c (Symbol::init_base_output_data): Add version
5711 parameter. Change all callers.
5712 (Symbol::init_base_output_segment): Likewise.
5713 (Symbol::init_base_constant): Likewise.
5714 (Symbol::init_base_undefined): Likewise.
5715 (Sized_symbol::init_output_data): Likewise.
5716 (Sized_symbol::init_output_segment): Likewise.
5717 (Sized_symbol::init_constant): Likewise.
5718 (Sized_symbol::init_undefined): Likewise.
5719 (Symbol_table::do_define_in_output_data): If the new symbol has a
5720 version, mark it as the default.
5721 (Symbol_table::do_define_in_output_segment): Likewise.
5722 (Symbol_table::do_define_as_constant): Likewise.
5723 * symtab.h (class Symbol): Update declarations.
5724 (class Sized_symbol): Likewise.
5725 * resolve.cc (Symbol::override_version): New function.
5726 (Symbol::override_base): Call override_version.
5727 (Symbol::override_base_with_special): Likewise.
5728 * testsuite/ver_script_8.script: New file.
5729 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5730 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5731 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5732 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5734 2008-05-06 Ian Lance Taylor <iant@google.com>
5737 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5739 (class General_options): Remove existing --undefined, and add
5740 --no-undefined instead. Add new --undefined as synonym for -u.
5741 * archive.cc (Archive::add_symbols): Check whether symbol was
5743 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5744 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5745 all uses. Add IS_UNDEFINED. Update declarations to split
5746 different versions of init_base. Declare init_base_undefined.
5747 (Symbol::is_defined): Handle IS_UNDEFINED.
5748 (Symbol::is_undefined): Likewise.
5749 (Symbol::is_weak_undefined): Call is_undefined.
5750 (Symbol::is_absolute): Handle IS_CONSTANT.
5751 (class Sized_symbol): Update declarations to split different
5752 versions of init. Declare init_undefined.
5753 (class Symbol_table): Declare new functions.
5754 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5756 (Symbol::init_base_output_data): Likewise.
5757 (Symbol::init_base_output_segment): Likewise.
5758 (Symbol::init_base_constant): Likewise.
5759 (Symbol::init_base_undefined): New function.
5760 (Sized_symbol::init_object): Rename from init. Change all
5762 (Sized_symbol::init_output_data): Likewise.
5763 (Sized_symbol::init_output_segment): Likewise.
5764 (Sized_symbol::init_constant): Likewise.
5765 (Sized_symbol::init_undefined): New function.
5766 (Symbol_table::add_undefined_symbols_from_command_line): New
5768 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5770 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5771 (Symbol::output_section): Likewise.
5772 (Symbol::set_output_section): Likewise.
5773 (Symbol_table::sized_finalize_symbol): Likewise.
5774 (Symbol_table::sized_write_globals): Likewise.
5775 * resolve.cc (Symbol_table::should_override): Likewise.
5776 (Symbol::override_base_with_special): Likewise.
5778 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5779 symbol, change it to have default visibility.
5780 * testsuite/protected_1.cc: New file.
5781 * testsuite/protected_2.cc: New file.
5782 * testsuite/protected_3.cc: New file.
5783 * testsuite/protected_main_1.cc: New file.
5784 * testsuite/protected_main_2.cc: New file.
5785 * testsuite/protected_main_3.cc: New file.
5786 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5787 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5788 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5789 (protected_1.so): New target.
5790 (protected_1_pic.o, protected_2_pic.o): New targets.
5791 (protected_3_pic.o): New target.
5792 (check_PROGRAMS): Add protected_2.
5793 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5794 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5795 * testsuite/Makefile.in: Rebuild.
5797 * options.h (DEFINE_var): Add set_user_set_##varname__.
5798 (DEFINE_bool_alias): New macro.
5799 (class General_options): Define -Bstatic using DEFINE_bool_alias
5800 rather than DEFINE_special. Add --undefined as an alias for -z
5802 * options.cc (General_options::parse_Bstatic): Remove.
5804 * options.h (class General_options): Add --fatal-warnings.
5805 * main.cc (main): Implement --fatal-warnings.
5806 * errors.h (Errors::warning_count): New function.
5808 * options.h (class General_options): Add -Bsymbolic-functions.
5809 * symtab.h (Symbol::is_preemptible): Check for
5810 -Bsymbolic-functions.
5812 2008-05-05 Ian Lance Taylor <iant@google.com>
5814 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5815 as noVARNAME rather than no-VARNAME.
5816 (class General_options): Add option -z combreloc.
5817 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5819 (Output_reloc::sort_before) [SHT_REL]: New function.
5820 (Output_reloc::sort_before) [SHT_RELA]: New function.
5821 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5822 Sort_relocs_comparison.
5823 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5824 parameter. Change all callers.
5825 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5826 sort_relocs parameter. Change all callers.
5827 * output.cc (Output_reloc::get_address): New function, broken out
5829 (Output_reloc::write_rel): Call it.
5830 (Output_reloc::compare): New function.
5831 (Output_data_reloc_base::do_write): Optionally sort relocs.
5833 * configure.ac: If targ_extra_obj is set, link it in.
5834 * configure.tgt: Initialize all variables.
5835 (x86_64*): Set targ_extra_obj and targ_extra_size.
5836 * configure: Rebuild.
5838 * object.cc (Sized_relobj::include_section_group): Adjust section
5839 indexes read from group data. Build vector to pass to
5841 * layout.cc (Layout::layout_group): Add flags and shndxes
5842 parameters. Remove contents parameter. Change caller. Update
5843 explicit instantiations.
5844 * layout.h (class Layout): Update layout_group declaration.
5845 * output.cc (Output_data_group::Output_data_group): Add flags and
5846 input_shndxes parameters. Remove contents parameter. Change
5848 (Output_data_group::do_write): Change input_sections_ to
5850 * output.h (class Output_data_group): Update constructor
5851 declaration. Rename input_sections_ to input_shndxes_.
5852 * testsuite/many_sections_test.cc: Add template.
5854 2008-04-30 Cary Coutant <ccoutant@google.com>
5856 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5858 * layout.cc (Layout::include_section): Refactored check for debug
5860 (Layout::add_comdat): Add new parameters. Change type
5861 of signature parameter. Add object and shndx to signatures table.
5862 (Layout::find_kept_object): New function.
5863 * layout.h: Include <cstring>.
5864 (Layout::is_debug_info_section): New function.
5865 (Layout::add_comdat): Add new parameters.
5866 (Layout::find_kept_object): New function.
5867 (Layout::Kept_section): New struct.
5868 (Layout::Signatures): Change type of map range.
5869 * object.cc (Relobj::output_section_address): New function.
5870 (Sized_relobj::include_section_group): Add new parameters. Change
5871 calls to Layout::add_comdat. Change to build table of kept comdat
5872 groups and table mapping discarded sections to kept sections.
5873 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5874 (Sized_relobj::do_layout): Change calls to include_section_group and
5875 include_linkonce_section.
5876 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5877 value to zero when section is discarded.
5878 (Sized_relobj::map_to_kept_section): New function.
5879 * object.h (Relobj::output_section_address): New function.
5880 (Relobj::Comdat_group): New type.
5881 (Relobj::find_comdat_group): New function.
5882 (Relobj::Comdat_group_table): New type.
5883 (Relobj::Kept_comdat_section): New type.
5884 (Relobj::Kept_comdat_section_table): New type.
5885 (Relobj::add_comdat_group): New function.
5886 (Relobj::set_kept_comdat_section): New function.
5887 (Relobj::get_kept_comdat_section): New function.
5888 (Relobj::comdat_groups_): New field.
5889 (Relobj::kept_comdat_sections_): New field.
5890 (Symbol_value::input_value): Update comment.
5891 (Sized_relobj::map_to_kept_section) New function.
5892 (Sized_relobj::include_linkonce_section): Add new parameter.
5893 * target-reloc.h (Comdat_behavior): New type.
5894 (get_comdat_behavior): New function.
5895 (relocate_section): Add code to map a discarded section to the
5896 corresponding kept section when applying a relocation.
5898 2008-04-30 Craig Silverstein <csilvers@google.com>
5900 * dwarf_reader.cc (next_generation_count): New static var.
5901 (Addr2line_cache_entry): New struct.
5902 (addr2line_cache): New static var.
5903 (Dwarf_line_info::one_addr2line): Added caching.
5904 (Dwarf_line_info::clear_addr2line_cache): New function.
5905 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5906 cache-size parameter.
5907 (Dwarf_line_info::one_addr2line_cache): New function.
5908 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5909 new cache-size argument to one_addr2line(), and clear cache.
5911 2008-04-28 Cary Coutant <ccoutant@google.com>
5913 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5914 R_386_PC8 relocations.
5916 2008-04-23 Ian Lance Taylor <iant@google.com>
5918 * object.cc (Sized_relobj::include_section_group): Check for
5919 invalid section group.
5921 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5924 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5925 than read for file header.
5926 * archive.cc (Archive::include_member): Likewise.
5928 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5930 * aclocal.m4: Regenerate.
5931 * configure: Regenerate.
5933 2008-04-19 Ian Lance Taylor <iant@google.com>
5935 * version.cc (version_string): Bump to 1.6.
5937 * testsuite/Makefile.am (many_sections_r_test): New target.
5938 (many_sections_r_test_SOURCES): Remove.
5939 (many_sections_r_test_DEPENDENCIES): Remove.
5940 (many_sections_r_test_LDFLAGS): Remove.
5941 (many_sections_r_test_LDADD): Remove.
5943 * object.cc (Sized_relobj::do_add_symbols): Always pass
5944 local_symbol_count_ to add_from_relobj.
5946 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5947 every thousand variables.
5948 * testsuite/Makefile.in: Rebuild.
5950 * object.cc (Xindex::initialize_symtab_xindex): New function.
5951 (Xindex::read_symtab_xindex): New function.
5952 (Xindex::sym_xindex_to_shndx): New function.
5953 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5955 (Sized_relobj::do_initialize_xindex): New function.
5956 (Sized_relobj::do_read_symbols): Adjust section links.
5957 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5958 parameter. Change all callers.
5959 (Sized_relobj::include_section_group): Adjust section links and
5960 symbol section indexes.
5961 (Sized_relobj::do_layout): Adjust section links.
5962 (Sized_relobj::do_count_local_symbols): Adjust section links and
5963 symbol section indexes.
5964 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5965 ordinary and special symbols.
5966 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5967 dynsym_xindex parameters. Change all callers. Adjust section
5968 links. Use SHN_XINDEX when needed.
5969 (Sized_relobj::get_symbol_location_info): Adjust section links.
5970 Don't get fooled by special symbols.
5971 * object.h (class Xindex): Define.
5972 (class Object): Add xindex_ parameter. Declare virtual functoin
5973 do_initialize_xindex.
5974 (Object::adjust_sym_shndx): New function.
5975 (Object::set_xindex): New protected function.
5976 (class Symbol_value): Add is_ordinary_shndx_ field.
5977 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5978 (Symbol_value::value): Assert ordinary section.
5979 (Symbol_value::initialize_input_to_output_map): Likewise.
5980 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5982 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5984 (class Sized_relobj): Update declarations.
5985 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5986 parameter. Change all callers.
5987 (Sized_relobj::adjust_shndx): New function.
5988 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5990 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5991 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5992 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5993 (Sized_dynobj::read_dynsym_section): Adjust section links.
5994 (Sized_dynobj::read_dynamic): Likewise.
5995 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5997 (Sized_dynobj::do_initialize_xindex): New function.
5998 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5999 do_initialize_xindex.
6000 (Sized_dynobj::adjust_shndx): New function.
6001 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6002 dynsym_xindex_ fields.
6003 (Layout::finalize): Add a call to set_section_indexes before
6004 creating the symtab sections.
6005 (Layout::set_section_indexes): Don't do anything if the section
6006 already has a section index.
6007 (Layout::create_symtab_sections): Add shnum parameter. Change
6008 caller. Create .symtab_shndx section if needed.
6009 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6011 (Layout::allocated_output_section_count): New function.
6012 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6014 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6015 fields. Update declarations.
6016 (Layout::symtab_xindex): New function.
6017 (Layout::dynsym_xindex): New function.
6018 (class Write_symbols_task): Add layout_ field.
6019 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6021 * output.cc (Output_section_headers::Output_section_headers): Add
6022 shstrtab_section parameter. Change all callers.
6023 (Output_section_headers::do_sized_write): Store overflow values
6024 for section count and section string table section index in
6025 section header zero.
6026 (Output_file_header::do_sized_write): Check for overflow of
6027 section count and section string table section index.
6028 (Output_symtab_xindex::do_write): New function.
6029 (Output_symtab_xindex::endian_do_write): New function.
6030 * output.h (class Output_section_headers): Add shstrtab_section_.
6031 Update declarations.
6032 (class Output_symtab_xindex): Define.
6033 (Output_section::has_out_shndx): New function.
6034 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6036 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6038 (Sized_symbol::init): Likewise.
6039 (Symbol::output_section): Check for ordinary symbol.
6040 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6041 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6043 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6044 Change all callers. Simplify handling of symbols from sections
6045 not included in the link.
6046 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6048 (Weak_alias_sorter::operator()): Assert that symbols are
6050 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6052 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6053 parameters. Change all callers.
6054 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6055 symbol distinction. Use SHN_XINDEX when needed.
6056 (Symbol_table::write_section_symbol): Add symtab_xindex
6057 parameter. Change all callers.
6058 (Symbol_table::sized_write_section_symbol): Likewise. Use
6059 SHN_XINDEX when needed.
6060 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6062 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6063 (Symbol::is_defined): Check is_ordinary.
6064 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6065 (Symbol::is_absolute, Symbol::is_common): Likewise.
6066 (class Sized_symbol): Update declarations.
6067 (class Symbol_table): Update declarations.
6068 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6069 parameters. Change all callers.
6070 (Sized_symbol::override): Likewise.
6071 (Symbol_table::override): Likewise.
6072 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6073 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6074 is_ordinary, and orig_st_shndx parameters. Change all callers.
6075 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6076 to be in an ordinary section.
6077 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6078 object and is_ordinary parameters. Change all callers.
6079 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6080 Change all callers. Don't add undefined or non-ordinary symbols
6082 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6084 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6086 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6087 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6088 (Sized_relobj::relocate_sections): Likewise.
6089 * target-reloc.h (scan_relocs): Adjust section symbol index.
6090 (scan_relocatable_relocs): Likewise.
6091 * i386.cc (Scan::local): Check for ordinary symbols.
6092 * sparc.cc (Scan::local): Likewise.
6093 * x86_64.cc (Scan::local): Likewise.
6094 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6095 to symbol_section_and_value.
6096 * testsuite/many_sections_test.cc: New file.
6097 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6098 (check_PROGRAMS): Add many_sections_test.
6099 (many_sections_test_SOURCES): Define.
6100 (many_sections_test_DEPENDENCIES): Define.
6101 (many_sections_test_LDFLAGS): Define.
6102 (BUILT_SOURCES): Add many_sections_define.h.
6103 (many_sections_define.h): New target.
6104 (BUILT_SOURCES): Add many_sections_check.h.
6105 (many_sections_check.h): New target.
6106 (check_PROGRAMS): Add many_sections_r_test.
6107 (many_sections_r_test_SOURCES): Define.
6108 (many_sections_r_test_DEPENDENCIES): Define.
6109 (many_sections_r_test_LDFLAGS): Define.
6110 (many_sections_r_test_LDADD): Define.
6111 (many_sections_r_test.o): New target.
6112 * testsuite/Makefile.in: Rebuild.
6114 2008-04-17 Cary Coutant <ccoutant@google.com>
6116 * errors.cc (Errors::info): New function.
6117 (gold_info): New function.
6118 * errors.h (Errors::info): New function.
6119 * gold.h (gold_info): New function.
6120 * object.cc (Input_objects::add_object): Print trace output.
6121 * options.cc (options::parse_set): New function.
6122 (General_options::parse_wrap): Deleted.
6123 (General_options::General_options): Deleted initializer.
6124 * options.h (options::String_set): New typedef.
6125 (options::parse_set): New function.
6126 (DEFINE_set): New macro.
6127 (General_options::wrap): Changed to use DEFINE_set. Changed
6128 callers of any_wrap_symbols and is_wrap_symbol.
6129 (General_options::trace, General_options::trace_symbol):
6131 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6132 (General_options::wrap_symbols_): Deleted.
6133 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6135 2008-04-17 David S. Miller <davem@davemloft.net>
6137 * options.cc (General_options::parse_V): New function.
6138 * options.h: Add entries for -V and -Qy.
6140 2008-04-17 Ian Lance Taylor <iant@google.com>
6142 * common.cc (Symbol_table::allocate_commons): Remove options
6143 parameter. Change caller.
6144 (Symbol_table::do_allocate_commons): Remove options parameter.
6145 Change caller. Just call do_allocate_commons_list twice.
6146 (Symbol_table::do_allocate_commons_list): New function, broken out
6147 of do_allocate_commons.
6148 * common.h (class Allocate_commons_task): Remove options_ field.
6150 * symtab.cc (Symbol_table::Symbol_table): Initialize
6152 (Symbol_table::add_from_object): Put TLS common symbols on
6154 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6155 which are IN_OUTPUT_DATA.
6156 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6157 allocate_commons and do_allocate_commons declarations. Declare
6158 do_allocate_commons_list.
6159 * gold.cc (queue_middle_tasks): Update creation of
6160 Allocate_commons_task to not pass options.
6161 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6162 (TLS_TEST_C_FLAGS): New variable.
6163 (tls_test_c_pic.o): New target.
6164 (tls_test_shared.so): Link in tls_test_c_pic.o.
6165 (tls_test_c_pic_ie.o): New target.
6166 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6167 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6168 (tls_test_c.o): New target.
6169 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6170 (tls_pic_test_LDADD): Likewise.
6171 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6172 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6173 (tls_test_c_gnu2.o): New target.
6174 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6176 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6177 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6178 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6179 * testsuite/tls_test.cc: Include "config.h".
6180 (t_last): Call t11_last.
6181 * testsuite/tls_test.h (t11, t11_last): Declare.
6182 * testsuite/tls_test_c.c: New file.
6183 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6184 * configure.ac: Check for OpenMP support.
6185 * configure, config.in, Makefile.in: Rebuild.
6186 * testsuite/Makefile.in: Rebuild.
6188 2008-04-16 Cary Coutant <ccoutant@google.com>
6190 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6191 (Target_i386::tls_base_symbol_defined_): New field.
6192 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6193 (Target_i386::Scan::global): Likewise.
6194 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6195 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6196 (Target_x86_64::tls_base_symbol_defined_): New field.
6197 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6198 (Target_x86_64::Scan::global): Likewise.
6200 2008-04-16 Cary Coutant <ccoutant@google.com>
6202 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6203 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6204 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6205 building shared libraries.
6206 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6207 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6208 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6209 * testsuite/Makefile.in: Rebuild.
6210 * testsuite/weak_undef.h: New file.
6211 * testsuite/weak_undef_file1.cc: Add extra test cases.
6212 * testsuite/weak_undef_file2.cc: Likewise.
6213 * testsuite/weak_undef_test.cc: Likewise.
6215 2008-04-16 David S. Miller <davem@davemloft.net>
6217 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6218 Add issued_non_pic_error_ field. Declare check_non_pic.
6219 (Target_sparc::Scan::check_non_pic): New function.
6220 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6221 (Target_sparc::Scan::global): Likewise.
6223 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6224 * configure: Rebuild.
6226 * options.h (DEFINE_enable): New macro.
6227 (new_dtags): New enable option.
6228 (initfirst, interpose, loadfltr, nodefaultlib,
6229 nodelete, nodlopen, nodump): New -z options.
6230 * layout.cc (Layout:finish_dynamic_section): If new
6231 dtags enabled, emit DT_RUNPATH. Also, emit a
6232 DT_FLAGS_1 containing any specified -z flags.
6234 2008-04-16 Ian Lance Taylor <iant@google.com>
6236 * copy-relocs.cc: New file.
6237 * copy-relocs.h: New file.
6238 * reloc.cc: Remove Copy_relocs code.
6239 * reloc.h: Likewise.
6240 * reloc-types.h (struct Reloc_types) [both versions]: Add
6241 get_reloc_addend_noerror.
6242 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6243 variants of add_global which take an addend which must be zero.
6244 * i386.cc: Include "copy-relocs.h".
6245 (class Target_i386): Change type of copy_relocs_ to variable,
6247 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6249 (Target_i386::do_finalize_sections): Change handling of
6251 * sparc.cc: Include "copy-relocs.h".
6252 (class Target_sparc): Change type of copy_relocs_ to variable,
6254 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6256 (Target_sparc::do_finalize_sections): Change handling of
6258 * x86_64.cc: Include "copy-relocs.h".
6259 (class Target_x86_64): Change type of copy_relocs_ to variable,
6261 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6262 class. Change all callers.
6263 (Target_x86_64::do_finalize_sections): Change handling of
6265 * Makefile.am (CCFILES): Add copy-relocs.cc.
6266 (HFILES): Add copy-relocs.h.
6268 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6270 * testsuite/script_test_4.sh: Permit leading zeroes.
6272 2008-04-15 Ian Lance Taylor <iant@google.com>
6274 * script-sections.cc (Script_sections::create_segments): Use
6275 header_size_adjustment even when there is enough room for the
6277 * testsuite/script_test_4.sh: New file.
6278 * testsuite/script_test_4.t: New file.
6279 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6280 (check_DATA): Add script_test_4.stdout.
6281 (MOSTLYCLEANFILES): Likewise.
6282 (script_test_4): New target.
6283 (script_test_4.stdout): New target.
6284 * testsuite/Makefile.in: Rebuild.
6286 * sparc.cc: Add definitions for Output_data_plt_sparc class
6289 2008-04-14 David S. Miller <davem@davemloft.net>
6291 * sparc.cc: New file.
6292 * Makefile.am (TARGETSOURCES): Add sparc.cc
6293 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6294 * configure.tgt: Document targ_extra_size and
6295 targ_extra_big_endian. Add entries for sparc-* and
6297 * configure.ac: Handle targ_extra_size and
6298 targ_extra_big_endian.
6299 * Makefile.in: Rebuild.
6300 * configure: Likewise.
6301 * po/POTFILES.in: Likewise.
6302 * po/gold.pot: Likewise.
6304 2008-04-14 Ian Lance Taylor <iant@google.com>
6306 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6307 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6308 in the name/type/flags to section mapping. Don't call
6309 allocate_output_section.
6310 (Layout::choose_output_section): Change parameter from adjust_name
6311 to is_input_section. Don't permit input sections after sections
6312 are attached to segments. Don't call allocate_output_section.
6313 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6314 not write_enable_output_section.
6315 (Layout::make_output_section): Don't push to
6316 unattached_section_list_ nor call attach_to_segment. Call
6317 attach_section_to_segment if sections are attached.
6318 (Layout::attach_sections_to_segments): New function.
6319 (Layout::attach_section_to_segment): New function.
6320 (Layout::attach_allocated_section_to_segment): Rename from
6321 attach_to_segment. Remove flags parameter.
6322 (Layout::allocate_output_section): Remove function.
6323 (Layout::write_enable_output_section): Remove function.
6324 * layout.h (class Layout): Update for above changes. Add new
6325 field sections_are_attached_.
6326 * output.h (Output_section::update_flags_for_input_section): New
6328 * output.cc (Output_section::add_input_section): Call
6329 update_flags_for_input_section.
6330 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6332 2008-04-11 Cary Coutant <ccoutant@google.com>
6334 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6335 thought unnecessary.
6336 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6338 2008-04-11 Ian Lance Taylor <iant@google.com>
6340 * output.h (class Output_section_data): Remove inline definition
6342 * output.cc (Output_section_data::set_addralign): New function.
6344 2008-04-11 Cary Coutant <ccoutant@google.com>
6346 Add support for TLS descriptors for i386 and x86_64.
6347 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6348 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6349 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6351 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6352 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6353 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6355 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6356 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6357 Fix problem with initial-exec relocations.
6358 (Target_i386::Relocate::relocate_tls): Likewise.
6359 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6361 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6362 support for section-plus-offset dynamic table entries.
6363 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6364 (Output_data_dynamic::Dynamic_entry): Add support for
6365 section-plus-offset dynamic table entries.
6366 (Output_data_dynamic::Classification): Likewise.
6367 (Output_data_dynamic::classification_): Renamed offset_.
6368 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6369 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6370 (Target_x86_64::make_plt_section): New function.
6371 (Target_x86_64::reserve_tlsdesc_entries): New function.
6372 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6373 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6374 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6375 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6376 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6377 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6378 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6379 add extra PLT entry for TLS descriptors.
6380 (Output_data_plt_x86_64::got_): New field.
6381 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6382 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6384 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6386 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6387 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6388 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6389 R_386_TLS_DESC_CALL relocations.
6390 (Target_x86_64::Scan::global): Likewise.
6391 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6392 for TLS descriptors.
6393 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6394 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6395 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6396 GD-to-IE relaxation.
6397 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6398 and TLS_DESCRIPTORS.
6399 * Makefile.in: Rebuild.
6400 * configure: Rebuild.
6401 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6402 (tls_test_shared2.so): New target.
6403 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6404 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6405 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6406 (tls_shared_gd_to_ie_test_LDADD): New variable.
6407 (tls_shared_gnu2_gd_to_ie_test): New target.
6408 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6410 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6411 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6412 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6413 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6414 (tls_shared_gnu2_test): New target.
6415 (tls_test_gnu2_shared.so): New target.
6416 (tls_shared_gnu2_test_SOURCES): New variable.
6417 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6418 (tls_shared_gnu2_test_LDFLAGS): New variable.
6419 (tls_shared_gnu2_test_LDADD): New variable.
6420 * testsuite/Makefile.in: Rebuild.
6421 * testsuite/Makefile.
6423 2008-04-11 Ian Lance Taylor <iant@google.com>
6425 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6427 * testsuite/Makefile.in: Rebuild.
6429 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6431 * testsuite/script_test_2.cc (main): Adjust test.
6433 2008-04-11 David S. Miller <davem@davemloft.net>
6434 Ian Lance Taylor <iant@google.com>
6436 * options.h (General_options): Add entries for '-Y' and
6438 * options.cc (General_options:finalize): If -Y was used, add those
6439 entries to the library path instead of the default "/lib" and
6442 2008-04-11 David S. Miller <davem@davemloft.net>
6444 * testsuite/justsyms.t: Start at 0x100.
6445 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6446 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6448 * testsuite/script_test_2.cc: Adjust string and section length
6451 2008-04-09 Ian Lance Taylor <iant@google.com>
6454 * script-sections.cc (Sections_element::allocate_to_segment): Add
6456 (Output_section_definition::allocate_to_segment): Likewise.
6457 (Orphan_output_section::allocate_to_segment): Likewise.
6458 (Script_sections::attach_sections_using_phdrs_clause): Don't
6459 propagate non-PT_LOAD segments to orphan sections.
6460 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6461 readelf rather than objdump.
6462 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6463 .interp section and PT_INTERP segment are the same size.
6464 * testsuite/Makefile.in: Rebuild.
6466 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6467 aliases for symbols defined in the same object.
6468 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6469 (weak_alias_test_SOURCES): New variable.
6470 (weak_alias_test_DEPENDENCIES): New variable.
6471 (weak_alias_test_LDFLAGS): New variable.
6472 (weak_alias_test_LDADD): New variable.
6473 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6474 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6475 (weak_alias_test_3.o): New target.
6476 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6477 * testsuite/weak_alias_test_main.cc: New file.
6478 * testsuite/weak_alias_test_1.cc: New file.
6479 * testsuite/weak_alias_test_2.cc: New file.
6480 * testsuite/weak_alias_test_3.cc: New file.
6482 2008-04-08 Ian Lance Taylor <iant@google.com>
6484 * options.h (class General_options): Add --noinhibit-exec option.
6485 * main.cc (main): Check --noinhibit-exec.
6487 * options.h (class General_options): Define --wrap as a special
6488 option. Add wrap_symbols_ field.
6489 (General_options::any_wrap_symbols): New function.
6490 (General_options::is_wrap_symbol): New function.
6491 * options.cc (General_options::parse_wrap): New function.
6492 (General_options::General_options): Initialize wrap_symbols_.
6493 * symtab.cc (Symbol_table::wrap_symbol): New function.
6494 (Symbol_table::add_from_object): Handle --wrap.
6495 * symtab.h (class Symbol_table): Declare wrap_symbol.
6496 * target.h (Target::wrap_char): New function.
6497 (Target::Target_info): Add wrap_char field.
6498 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6499 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6500 * testsuite/testfile.cc (Target_test::test_target_info):
6503 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6506 * layout.h (class Layout): Add added_eh_frame_data_ field.
6507 * layout.cc (Layout::Layout): Initialize new field.
6508 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6509 output section until we find a section we merged successfully.
6510 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6511 that the size be non-zero.
6513 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6516 2008-04-08 Craig Silverstein <csilvers@google.com>
6518 * configure.ac: Export new conditional variable HAVE_ZLIB.
6519 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6521 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6522 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6524 2008-04-07 Ian Lance Taylor <iant@google.com>
6526 * version.cc (version_string): Set to "1.5".
6528 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6529 Add issued_non_pic_error_ field. Declare check_non_pic.
6530 (Target_x86_64::Scan::check_non_pic): New function.
6531 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6532 (Target_x86_64::Scan::global): Likewise.
6534 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6535 addend parameter. Change caller. Handle merge sections.
6536 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6537 Address to Addend. Don't add in the result of
6538 local_section_offset, pass down the addend and use the returned
6540 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6541 Update declarations of local_section_offset and symbol_value.
6542 * testsuite/two_file_test_1.cc (t18): New function.
6543 * testsuite/two_file_test_2.cc (f18): New function.
6544 * testsuite/two_file_test_main.cc (main): Call t18.
6545 * testsuite/two_file_test.h (t18, f18): Declare.
6547 * configure.ac: Don't test for objdump, c++filt, or readelf.
6548 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6550 (TEST_READELF): New variable.
6551 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6552 (check_PROGRAMS): Add two_file_strip_test.
6553 (two_file_strip_test): New target.
6554 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6555 (two_file_same_shared_strip_test_SOURCES): New variable.
6556 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6557 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6558 (two_file_same_shared_strip_test_LDADD): New variable.
6559 (two_file_shared_strip.so): New target.
6560 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6561 (ver_test_5.syms, ver_test_7.syms): Likewise.
6562 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6563 (strip_test_3.stdout): Use TEST_OBJDUMP.
6564 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6566 2008-04-04 Cary Coutant <ccoutant@google.com>
6568 * symtab.h (Symbol::is_weak_undefined): New function.
6569 (Symbol::is_strong_undefined): New function.
6570 (Symbol::is_absolute): New function.
6571 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6572 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6574 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6575 (weak_undef_test): New target.
6576 * testsuite/Makefile.in: Rebuild.
6577 * testsuite/weak_undef_file1.cc: New file.
6578 * testsuite/weak_undef_file2.cc: New file.
6579 * testsuite/weak_undef_test.cc: New file.
6581 2008-04-03 Craig Silverstein <csilvers@google.com>
6583 * compressed_output.h (class Output_compressed_section): Use
6585 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6587 (zlib_compressed_suffix): Removed.
6588 (Output_compressed_section::set_final_data_size): Use unsigned
6590 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6591 Fix linker invocation.
6592 (flagstest_o_specialfile_and_compress_debug_sections):
6594 * testsuite/Makefile.in: Regenerated.
6596 2008-04-02 David S. Miller <davem@davemloft.net>
6598 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6599 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6601 2008-04-02 Craig Silverstein <csilvers@google.com>
6605 2008-04-02 Ian Lance Taylor <iant@google.com>
6607 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6608 parameters. Update for new key type to views_. Change all
6610 (File_read::read): Adjust for byteshift in returned view.
6611 (File_read::add_view): New function, broken out of
6613 (File_read::make_view): New function, broken out of
6615 (File_read::find_or_make_view): Add offset and aligned
6616 parameters. Rewrite accordingly. Change all callers.
6617 (File_read::get_view): Add offset and aligned parameters. Adjust
6618 for byteshift in return value.
6619 (File_read::get_lasting_view): Likewise.
6620 * fileread.h (class File_read): Update declarations.
6621 (class File_read::View): Add byteshift_ field. Add byteshift to
6622 constructor. Add byteshift method.
6623 * archive.h (Archive::clear_uncached_views): New function.
6624 (Archive::get_view): Add aligned parameter. Change all callers.
6625 * object.h (Object::get_view): Add aligned parameter. Change all
6627 (Object::get_lasting_view): Likewise.
6629 * fileread.cc (File_read::release): Don't call clear_views if
6630 there are multiple objects.
6631 * fileread.h (File_read::clear_uncached_views): New function.
6632 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6635 2008-03-31 Cary Coutant <ccoutant@google.com>
6637 Add thin archive support.
6638 * archive.cc (Archive::armagt): New const.
6639 (Archive::setup): Remove task parameter and calls to unlock.
6640 (Archive::unlock_nested_archives): New function.
6641 (Archive::read_header): Add nested_off parameter. Change
6643 (Archive::interpret_header): Likewise.
6644 (Archive::include_all_members): Change to handle thin
6646 (Archive::include_member): Likewise.
6647 * archive.h (Archive::Archive): Add new parameters and
6649 (Archive::armagt): New const.
6650 (Archive::setup): Remove task parameter.
6651 (Archive::unlock_nested_archives): New function.
6652 (Archive::read_header): Add nested_off parameter.
6653 (Archive::interpret_header): Likewise.
6654 (Archive::Nested_archive_table): New typedef.
6655 (Archive::is_thin_archive_): New field.
6656 (Archive::nested_archives_): New field.
6657 (Archive::options_): New field.
6658 (Archive::dirpath_): New field.
6659 (Archive::task_): New field.
6660 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6661 for thin archives. Pass additional parameters to
6662 Archive::Archive. Unlock the archive file after calling
6665 2008-03-29 Ian Lance Taylor <iant@google.com>
6667 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6668 version symbol to be local.
6669 * testsuite/ver_test_4.sh: New file.
6670 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6671 (check_DATA): Add ver_test_4.syms.
6672 (ver_test_4.syms): New target.
6673 * testsuite/Makefile.in: Rebuild.
6676 (Output_section::Input_section_sort_entry::has_priority): New
6678 (Output_section::Input_section_sort_entry::match_file_name): New
6680 (Output_section::Input_section_sort_entry::match_section_name):
6682 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6684 (Output_section::Input_section_sort_entry::match_section_file):
6686 (Output_section::Input_section_sort_compare::operator()): Rewrite
6687 using new Input_section_sort_entry functions. Sort crtbegin and
6688 crtend first. Sort sections with no priority before sections with
6690 * testsuite/initpri1.c (d3): Check j != 4.
6691 (cd5): New constructor/destructor function.
6692 (main): Check j != 2.
6694 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6695 new symbol when resolving, don't call set_is_default.
6696 * testsuite/ver_test_7.cc: New file.
6697 * testsuite/ver_test_7.sh: New file.
6698 * testsuite/Makefile.am (ver_test_7.so): New target.
6699 (ver_test_7.o): New target.
6700 (check_SCRIPTS): Add ver_test_7.sh.
6701 (check_DATA): Add ver_test_7.syms.
6702 (ver_test_7.syms): New target.
6704 2008-03-28 Ian Lance Taylor <iant@google.com>
6706 * layout.cc (Layout::layout): If we see an input section with a
6707 name that needs sorting, set the must_sort flag for the output
6709 (Layout::make_output_section): If the name of the output section
6710 indicates that it might require sorting, set the may_sort flag.
6711 * output.h (Output_section::may_sort_attached_input_sections): New
6713 (Output_section::set_may_sort_attached_input_sections): New
6715 (Output_section::must_sort_attached_input_sections): New
6717 (Output_section::set_must_sort_attached_input_sections): New
6719 (class Output_section): Declare Input_section_sort_entry. Define
6720 Input_section_sort_compare. Declare
6721 sort_attached_input_sections. Add new fields:
6722 may_sort_attached_input_sections_,
6723 must_sort_attached_input_sections_,
6724 attached_input_sections_are_sorted_.
6725 * output.cc (Output_section::Output_section): Initialize new
6727 (Output_section::add_input_section): Add an entry to
6728 input_sections_ if may_sort or must_sort are true.
6729 (Output_section::set_final_data_size): Call
6730 sort_attached_input_sections if necessary.
6731 (Output_section::Input_section_sort_entry): Define new class.
6732 (Output_section::Input_section_sort_compare::operator()): New
6734 (Output_section::sort_attached_input_sections): New function.
6735 * configure.ac: Check whether the compiler supports constructor
6736 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6737 * testsuite/initpri1.c: New file.
6738 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6739 CONSTRUCTOR_PRIORITY.
6740 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6741 (initpri1_LDFLAGS): New variable.
6742 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6744 2008-03-27 Ian Lance Taylor <iant@google.com>
6746 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6747 * testsuite/common_test_1.c: New file.
6748 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6749 (common_test_1_SOURCES): New variable.
6750 (common_test_1_DEPENDENCIES): New variable.
6751 (common_test_1_LDFLAGS): New variable.
6753 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6754 and commons_ correctly when NAME/VERSION does not override
6756 * testsuite/ver_test_6.c: New file.
6757 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6758 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6759 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6761 2008-03-26 Ian Lance Taylor <iant@google.com>
6763 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6764 of an undefined symbol from a version script.
6765 * testsuite/Makefile.am (ver_test_5.so): New target.
6766 (ver_test_5.o): New target.
6767 (check_SCRIPTS): Add ver_test_5.sh.
6768 (check_DATA): Add ver_test_5.syms.
6769 (ver_test_5.syms): New target.
6770 * testsuite/ver_test_5.cc: New file.
6771 * testsuite/ver_test_5.script: New file.
6772 * testsuite/ver_test_5.sh: New file.
6773 * Makefile.in, testsuite/Makefile.in: Rebuild.
6776 Fix problems building gold with gcc 4.3.0.
6777 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6778 (gold_error_at_location, gold_warning_at_location): Use it.
6779 * configure.ac: Check whether we can compile and use a template
6780 function with a printf attribute.
6781 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6782 when jumping over bytes.
6783 * object.cc: Instantiate Object::read_section_data.
6784 * debug.h: Include <cstring>
6785 * dwarf_reader.cc: Include <algorithm>
6786 * main.cc: Include <cstring>.
6787 * options.cc: Include <cstring>.
6788 * output.cc: Include <cstring>.
6789 * script.cc: Include <cstring>.
6790 * script.h: Include <string>.
6791 * symtab.cc: Include <cstring> and <algorithm>.
6792 * target-select.cc: Include <cstring>.
6793 * version.cc: Include <string>.
6794 * testsuite/testmain.cc: Include <cstdlib>.
6795 * configure, config.in: Rebuild.
6797 2008-03-25 Ian Lance Taylor <iant@google.com>
6799 * options.cc: Include "../bfd/bfdver.h".
6800 (options::help): Print bug reporting address.
6802 * version.cc (print_version): Adjust output for current value of
6807 * options.cc (options::help): Print list of supported targets.
6808 * target-select.h: Include <vector>.
6809 (class Target_selector): Make machine_, size_, and is_big_endian_
6810 fields const. Add bfd_name_ and instantiated_target_ fields.
6811 (Target_selector::Target_selector): Add bfd_name parameter.
6812 (Target_selector::recognize): Make non-virtual, call
6814 (Target_selector::recognize_by_name): Make non-virtual, call
6815 do_recognize_by_name.
6816 (Target_selector::supported_names): New function.
6817 (Target_selector::bfd_name): New function.
6818 (Target_selector::do_instantiate_target): New pure virtual
6820 (Target_selector::do_recognize): New virtual function.
6821 (Target_selector::do_recognize_by_name): New virtual function.
6822 (Target_selector::instantiate_target): New private function.
6823 (supported_target_names): Declare.
6824 * target-select.cc (Target_selector::Target_selector): Update for
6825 new parameter and fields.
6826 (select_target_by_name): Check that the name matches before
6827 calling recognize_by_name.
6828 (supported_target_names): New function.
6829 * i386.cc (class Target_selector_i386): Update Target_selector
6830 constructor call. Remove recognize and recognize_by_name. Add
6831 do_instantiate_target.
6832 * x86_64.cc (class Target_selector_x86_64): Likewise.
6833 * testsuite/testfile.cc (class Target_selector_test): Update for
6834 changes to Target_selector.
6836 * README: Rewrite, with some notes on unsupported features.
6838 2008-03-24 Cary Coutant <ccoutant@google.com>
6840 * i386.cc (Target_i386::Got_type): New enum declaration.
6841 (Target_i386::Scan::local): Updated callers of Output_data_got
6843 (Target_i386::Scan::global): Likewise.
6844 (Target_i386::Relocate::relocate): Likewise.
6845 (Target_i386::Relocate::relocate_tls): Likewise.
6846 * object.h (Got_offset_list): New class.
6847 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6848 (Sized_relobj::local_got_offset): Likewise.
6849 (Sized_relobj::set_local_got_offset): Likewise.
6850 (Sized_relobj::local_has_tls_got_offset): Removed.
6851 (Sized_relobj::local_tls_got_offset): Removed.
6852 (Sized_relobj::set_local_tls_got_offset): Removed.
6853 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6854 * output.cc (Output_data_got::add_global): Added got_type parameter.
6855 (Output_data_got::add_global_with_rel): Likewise.
6856 (Output_data_got::add_global_with_rela): Likewise.
6857 (Output_data_got::add_global_pair_with_rel): New function.
6858 (Output_data_got::add_global_pair_with_rela): New function.
6859 (Output_data_got::add_local): Added got_type parameter.
6860 (Output_data_got::add_local_with_rel): Likewise.
6861 (Output_data_got::add_local_with_rela): Likewise.
6862 (Output_data_got::add_local_pair_with_rel): New function.
6863 (Output_data_got::add_local_pair_with_rela): New function.
6864 (Output_data_got::add_global_tls): Removed.
6865 (Output_data_got::add_global_tls_with_rel): Removed.
6866 (Output_data_got::add_global_tls_with_rela): Removed.
6867 (Output_data_got::add_local_tls): Removed.
6868 (Output_data_got::add_local_tls_with_rel): Removed.
6869 (Output_data_got::add_local_tls_with_rela): Removed.
6870 * output.h (Output_data_got::add_global): Added got_type parameter.
6871 (Output_data_got::add_global_with_rel): Likewise.
6872 (Output_data_got::add_global_with_rela): Likewise.
6873 (Output_data_got::add_global_pair_with_rel): New function.
6874 (Output_data_got::add_global_pair_with_rela): New function.
6875 (Output_data_got::add_local): Added got_type parameter.
6876 (Output_data_got::add_local_with_rel): Likewise.
6877 (Output_data_got::add_local_with_rela): Likewise.
6878 (Output_data_got::add_local_pair_with_rel): New function.
6879 (Output_data_got::add_local_pair_with_rela): New function.
6880 (Output_data_got::add_global_tls): Removed.
6881 (Output_data_got::add_global_tls_with_rel): Removed.
6882 (Output_data_got::add_global_tls_with_rela): Removed.
6883 (Output_data_got::add_local_tls): Removed.
6884 (Output_data_got::add_local_tls_with_rel): Removed.
6885 (Output_data_got::add_local_tls_with_rela): Removed.
6886 * resolve.cc (Symbol::override_base_with_special): Removed
6887 reference to has_got_offset_ field.
6888 * symtab.cc (Symbol::init_fields): Replaced initialization
6889 of got_offset_ with got_offsets_. Removed initialization
6891 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6892 (Symbol::got_offset): Likewise.
6893 (Symbol::set_got_offset): Likewise.
6894 (Symbol::has_tls_got_offset): Removed.
6895 (Symbol::tls_got_offset): Removed.
6896 (Symbol::set_tls_got_offset): Removed.
6897 (Symbol::got_offset_): Removed.
6898 (Symbol::tls_mod_got_offset_): Removed.
6899 (Symbol::tls_pair_got_offset_): Removed.
6900 (Symbol::got_offsets_): New field.
6901 (Symbol::has_got_offset): Removed.
6902 (Symbol::has_tls_mod_got_offset): Removed.
6903 (Symbol::has_tls_pair_got_offset): Removed.
6904 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6905 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6907 (Target_x86_64::Scan::global): Likewise.
6908 (Target_x86_64::Relocate::relocate): Likewise.
6909 (Target_x86_64::Relocate::relocate_tls): Likewise.
6911 2008-03-25 Ben Elliston <bje@au.ibm.com>
6913 * yyscript.y: Fix spelling error in comment.
6915 2008-03-24 Ian Lance Taylor <iant@google.com>
6917 * options.h (class General_options): Define build_id option.
6918 * layout.h (class Layout): Declare write_build_id, create_note,
6919 create_build_id. Add build_id_note_ member.
6920 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6921 "libiberty.h", "md5.h", "sha1.h".
6922 (Layout::Layout): Initialize eh_frame_data_,
6923 eh_frame_hdr_section_, and build_id_note_.
6924 (Layout::finalize): Call create_build_id.
6925 (Layout::create_note): New function, broken out of
6926 Layout::create_gold_note.
6927 (Layout::create_gold_note): Call create_note.
6928 (Layout::create_build_id): New function.
6929 (Layout::write_build_id): New function.
6930 (Close_task_runner::run): Call write_build_id.
6932 * x86_64.cc: Correct license to GPLv3.
6934 2008-03-23 Ian Lance Taylor <iant@google.com>
6936 * options.cc: Include "demangle.h".
6937 (parse_optional_string): New function.
6938 (parse_long_option): Handle takes_optional_argument.
6939 (parse_short_option): Update dash_z initializer. Handle
6940 takes_optional_argument.
6941 (General_options::General_options): Initialize do_demangle_.
6942 (General_options::finalize): Set do_demangle_. Handle demangling
6944 * options.h (parse_optional_string): Declare.
6945 (struct One_option): Add optional_arg field. Update constructor.
6946 Update call constructor calls. Add takes_optional_argument
6948 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6949 (DEFINE_optional_string): Define.
6950 (General_options::demangle): Change from DEFINE_bool to
6951 DEFINE_optional_string.
6952 (General_options::no_demangle): New function.
6953 (General_options::do_demangle): New function.
6954 (General_options::set_do_demangle): New function.
6955 (General_options::execstack_status_): Move definition to end of
6957 (General_options::static_): Likewise.
6958 (General_options::do_demangle_): New field.
6959 * object.cc (big_endian>::get_symbol_location_info): Call
6960 Options::do_demangle, not Options::demangle.
6961 * symtab.cc (demangle): Likewise.
6963 2008-03-22 Ian Lance Taylor <iant@google.com>
6965 * gold.h: Include <cstddef> and <sys/types.h>
6966 * options.h: Include <cstring>.
6968 2008-03-21 Ian Lance Taylor <iant@google.com>
6970 * Added source code to GNU binutils.