1 2010-02-19 Doug Kwan <dougkwan@google.com>
3 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5 * arm.cc (Arm_relocation_functions): New forward declaration.
6 (Target_arm::Target_arm): Initialize new data members
7 got_mod_index_offset_ and tls_base_symbol_defined_.
8 (Target_arm::Relocate::relocate_tls): New method.
9 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
10 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
12 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
13 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
14 (Target_arm::got_mod_index_offset_,
15 Target_arm::tls_base_symbol_defined_): New data members.
16 (Target_arm::Scan::local, Target::Scan::global,
17 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
20 2010-02-18 Doug Kwan <dougkwan@google.com>
22 * arm.cc (Arm_relobj::find_linked_text_section): New method.
23 (Arm_relobj::make_exidx_input_section): Pass section index of linked
24 text section as a parameter becuase some broken tools may not set
25 the link in section header.
26 (Target_arm::has_got_section): New method.
27 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
28 without any mapping symbol as data only. Remove warning.
29 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
30 link in its section header, try to discover the link by inspecting the
31 REL31 relocation at the beginning of the section.
32 (Target_arm::Scan::check_non_pic): Report name of offending relocation
34 (Target_arm::Scan::global): Treat any reference to the symbol
35 _GLOBAL_OFFSET_TABLE_ as a GOT access.
37 2010-02-12 Sriraman Tallam <tmsriram@google.com>
39 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
40 (Scan::global_reloc_may_be_function_pointer): New function.
41 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
42 (Scan::global_reloc_may_be_function_pointer): New function.
43 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
44 (Scan::global_reloc_may_be_function_pointer): New function.
45 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
46 (Scan::global_reloc_may_be_function_pointer): New function.
47 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
48 (Scan::global_reloc_may_be_function_pointer): New function.
49 (Scan::possible_function_pointer_reloc): New function.
50 (Target_x86_64::can_check_for_function_pointers): New function.
51 * gc.h (gc_process_relocs): Scan relocation types to determine if
52 function pointers were taken for targets that support it.
53 * icf.cc (Icf::find_identical_sections): Include functions for
54 folding in safe ICF whose pointer is not taken.
55 * icf.h (Secn_fptr_taken_set): New typedef.
56 (fptr_section_id_): New member.
57 (section_has_function_pointers): New function.
58 (set_section_has_function_pointers): New function.
59 (check_section_for_function_pointers): New function.
60 * options.h: Fix comment for safe ICF option.
61 * target.h (can_check_for_function_pointers): New function.
62 * testsuite/Makefile.am: Add icf_safe_so_test test case.
63 Modify icf_safe_test for X86-64.
64 * testsuite/Makefile.in: Regenerate.
65 * testsuite/icf_safe_so_test.cc: New file.
66 * testsuite/icf_safe_so_test.sh: New file.
67 * testsuite/icf_safe_test.cc (kept_func_3): New function.
68 (main): Change to take pointer to function kept_func_3.
69 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
70 folding is done correctly for X86-64.
72 2010-02-12 David S. Miller <davem@davemloft.net>
74 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
75 is_symbolless parameter.
76 (Output_reloc<SHT_REL>::is_symbolless): New.
77 (Output_reloc<SHT_REL>::is_symbolless_): New.
78 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
79 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
80 (Output_reloc<SHT_RELA>::is_symbolless): New.
81 (Output_data_reloc::add_global): Handle is_symbolless.
82 (Output_data_reloc::add_global_relative): Likewise.
83 (Output_data_reloc::add_local): Likewise.
84 (Output_data_reloc::add_local_relative): Likewise.
85 (Output_data_reloc::add_symbolless_global_addend): New.
86 (Output_data_reloc::add_symbolless_local_addend): New.
87 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
89 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
90 instead of ->is_relative_
91 (Output_reloc::write): Likewise.
92 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
93 (Output_reloc::write_rel): Simplify.
95 * sparc.cc (Target_sparc::Scan::local): Use
96 ->add_symbolless_local_addend as needed.
97 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
98 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
99 based upon relocation offset.
101 2010-02-11 Doug Kwan <dougkwan@google.com>
103 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
104 (Target_arm::Scan::global): Ditto. Also remove a comment before the
105 beginning of function.
106 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
107 and MOVT_ABS relocations. Those are non issued in scanning. Fix
108 parameter is_32bit in calls to should_apply_static_reloc.
109 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
110 (check_DATA): Add arm_abs_global.stdout.
111 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
112 arm_abs_global.stdout): New rules.
113 (MOSTLLYCLEANFILES): Add arm_abs_global
114 * Makefile.in: Regenerate.
115 * testsuite/arm_abs_global.s: New file.
116 * testsuite/arm_abs_global.sh: Ditto.
117 * testsuite/arm_abs_lib.s: Ditto.
119 2010-02-11 Ian Lance Taylor <iant@google.com>
121 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
123 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
124 Allocate_commons_task first.
125 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
126 task, rather than symtab_lock_.
127 (Gc_process_relocs::~Gc_process_relocs): New function.
128 (Gc_process_relocs::is_runnable): Check this_blocker_.
129 (Gc_process_relocs::locks): Use next_blocker_ rather than
131 (Scan_relocs::~Scan_relocs): New function.
132 (Scan_relocs::is_runnable): Check this_blocker_ rather than
134 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
136 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
137 fields. Add this_blocker_ and next_blocker_ fields. Adjust
138 constructor accordingly.
139 (class Gc_process_relocs): Likewise.
140 (class Scan_relocs): Likewise.
141 * common.h (class Allocate_commons_task): Remove symtab_lock_
142 field, and corresponding constructor parameter.
143 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
145 (Allocate_commons_task::locks): Likewise.
147 2010-02-11 Ian Lance Taylor <iant@google.com>
149 * gold-threads.h (class Once): Define.
150 (class Initialize_lock): Rewrite as child of Once.
151 * gold-threads.cc (class Once_initialize): Define.
152 (once_pointer_control): New static variable.
153 (once_pointer, once_arg): New static variables.
154 (c_run_once): New static function.
155 (Once::Once, Once::run_once, Once::internal_run): New functions.
156 (class Initialize_lock_once): Remove.
157 (initialize_lock_control): Remove.
158 (initialize_lock_pointer): Remove.
159 (initialize_lock_once): Remove.
160 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
161 (Initialize_lock::initialize): Rewrite.
162 (Initialize_lock::do_run_once): New function.
163 * archive.cc (Archive::interpret_header): Only clear name if it is
165 * fileread.cc: Include "gold-threads.h"
166 (file_counts_lock): New static variable.
167 (file_counts_initialize_lock): Likewise.
168 (File_read::release): Only increment counts when using --stats.
169 Use a lock around the increment.
170 * parameters.cc (class Set_parameters_target_once): Define.
171 (set_parameters_target_once): New static variable.
172 (Parameters::Parameters): Move here from parameters.h.
173 (Parameters::set_target): Rewrite.
174 (Parameters::set_target_once): New function.
175 (Parameters::clear_target): Move here and rewrite.
176 * parameters.h (class Parameters): Update declarations. Add
177 set_parameters_target_once_ field.
178 (Parameters::Parameters): Move to parameters.cc.
179 (Parameters::clear_target): Likewise.
180 * readsyms.cc (Read_symbols::do_group): Create a Start_group
182 (Start_group::~Start_group): New function.
183 (Start_group::is_runnable): New function.
184 (Start_group::locks, Start_group::run): New functions.
185 (Finish_group::run): Change saw_undefined to size_t.
186 * readsyms.h (class Start_group): Define.
187 (class Finish_group): Change saw_undefined_ field to size_t.
188 (Finish_group::Finish_group): Remove saw_undefined and
189 this_blocker parameters. Change all callers.
190 (Finish_group::set_saw_undefined): New function.
191 (Finish_group::set_blocker): New function.
192 * symtab.h (class Symbol_table): Change saw_undefined to return
193 size_t. Change saw_undefined_ field to size_t.
194 * target-select.cc (Set_target_once::do_run_once): New function.
195 (Target_selector::Target_selector): Initialize set_target_once_
196 field. Don't initialize lock_ and initialize_lock_ fields.
197 (Target_selector::instantiate_target): Rewrite.
198 (Target_selector::set_target): New function.
199 * target-select.h (class Set_target_once): Define.
200 (class Target_selector): Update declarations. Make
201 Set_target_once a friend. Remove lock_ and initialize_lock_
202 fields. Add set_target_once_ field.
204 2010-02-10 Ian Lance Taylor <iant@google.com>
206 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
208 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
209 (queue_middle_tasks): Add all blockers before queueing any tasks.
210 (queue_final_tasks): Likewise.
211 * token.h (Task_token::add_blockers): New function.
212 * object.h (Input_objects::number_of_relobjs): New function.
214 2010-02-10 Ian Lance Taylor <iant@google.com>
216 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
217 shared, not if not position independent.
218 * x86_64.cc (Relocate::relocate_tls): Likewise.
219 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
220 (tls_pie_pic_test): New target.
221 * testsuite/Makefile.in: Rebuild.
223 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
224 (tls_test_main_pie.o, tls_test_pie.o): New targets.
225 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
226 * testsuite/Makefile.in: Rebuild.
228 2010-02-09 David S. Miller <davem@davemloft.net>
230 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
231 R_SPARC_RELATIVE using ->add_local_relative().
232 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
234 * output.h (Output_data_dynamic::add_section_size): New method
235 that takes two Output_data objects.
236 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
237 entry param. Handle it in initializers.
238 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
239 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
240 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
242 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
243 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
244 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
245 for dynrel_includes_plt.
246 * i386.cc (Target_i386::do_finalize_sections): Likewise.
247 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
248 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
250 (Target_sparc::do_finalize_sections): Update to pass true for
252 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
253 output before .rela.plt
254 (Target_powerpc::do_finalize_sections): Update to pass true for
255 dynrel_includes_plt when 32-bit.
257 2010-02-08 Doug Kwan <dougkwan@google.com>
259 * arm.cc (Arm_relobj::simple_input_section_output_address): New
261 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
262 Arm_relobj::scan_section_for_cortex_a8_stubs,
263 Arm_relobj::do_relocation_section): Instead of calling
264 Output_section::output_address, use faster
265 Arm_relobj::simple_input_section_output_address.
267 2010-02-08 David S. Miller <davem@davemloft.net>
269 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
270 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
271 relocation helper function.
273 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
274 just like R_SPARC_GOT{10,13,22}.
275 (Target_sparc::Scan::local): Likewise.
276 (Target_sparc::Relocate:relocate): Likewise.
278 2010-02-06 Ian Lance Taylor <iant@google.com>
280 * configure.ac: Rewrite targetobjs duplicate removal code to use
281 only shell constructs.
282 * configure: Rebuild.
284 2010-02-05 Doug Kwan <dougkwan@google.com>
287 * arm.cc (Arm_relobj::section_is_scannable): New method.
288 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
289 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
291 2010-02-04 Doug Kwan <dougkwan@google.com>
294 * arm-reloc-property.cc (cstdio): Include.
295 * configure.ac (targetobjs): Remove duplicates.
296 * configure: Regenerate.
297 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
298 big and little endian version for a given address size.
300 2010-02-03 Doug Kwan <dougkwan@google.com>
302 * arm-reloc-property.cc
303 (Arm_reloc_property_table::reloc_name_in_error_message): New method
305 * arm-reloc-property.h
306 (Arm_reloc_property_table::get_implemented_static_reloc_property):
307 New method definition.
308 (Arm_reloc_property_table::reloc_name_in_error_message): New method
310 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
312 (GOT_PREL): Change implemented to Y.
313 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
314 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
315 (Arm_relocate_functions::movw_abs_nc): Remove method.
316 (Arm_relocate_functions::movt_abs): Ditto.
317 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
318 (Arm_relocate_functions::thm_movt_abs): Ditto.
319 (Arm_relocate_functions::movw_rel_nc): Ditto.
320 (Arm_relocate_functions::movw_rel): Ditto.
321 (Arm_relocate_functions::movt_rel): Ditto.
322 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
323 (Arm_relocate_functions:thm_movw_rel): Ditto.
324 (Arm_relocate_functions:thm_movt_rel): Ditto.
325 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
326 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
327 New method definitions.
328 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
329 (Arm_relocation_functions::arm_grp_ldr): Ditto.
330 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
331 (Arm_relocation_functions::arm_grp_ldc): Ditto.
332 (Target_arm::Relocate::relocate): Check for non-static or
333 unimplemented relocation code and exit early. Change calls to
334 Target_arm::reloc_uses_thumb_bit and
335 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
336 instead. Refactor code to handle similar relocations to increase
337 code sharing. Remove check for unsupported relocation code in switch
339 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
340 relocation property table to find out size. Change error message to
341 print out the name of a relocation code instead of the numeric value.
342 (Target_arm::scan_reloc_for_stub): Use relocation property table
343 instead of calling Target_arm::reloc_uses_thumb_bit().
345 2010-02-02 Doug Kwan <dougkwan@google.com>
347 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
348 types of relaxed input section.
350 2010-02-02 Doug Kwan <dougkwan@google.com>
352 * Makefile.am (HFILES): Add arm-reloc-property.h.
354 (TARGETSOURCES): Add arm-reloc-property.cc
355 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
356 (libgold_a_SOURCES): $(DEFFILES)
357 * Makefile.in: Regenerate.
358 * arm-reloc-property.cc: New file.
359 * arm-reloc-property.h: New file.
360 * arm-reloc.def: New file.
361 * arm.cc: Update comments.
362 (arm-reloc-property.h): New included header.
363 (arm_reloc_property_table): New global variable.
364 (Target_arm::do_select_as_default_target): New method definition.
365 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
366 arm-reloc-property to targ_extra_obj.
367 * parameters.cc (set_parameters_target): Call
368 Target::select_as_default_target().
369 * target.h (Target::select_as_default_target): New method definition.
370 (Target::do_select_as_default_target): Same.
372 2010-02-01 Doug Kwan <dougkwan@google.com>
374 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
375 first_output_text_section_.
376 (Arm_exidx_fixup::first_output_text_section): New method definition.
377 (Arm_exidx_fixup::first_output_text_section_): New data member.
378 (Arm_exidx_fixup::process_exidx_section): Record the first text
380 (Arm_output_section::fix_exidx_coverage): Set correct linked section
381 and entsize in output section header.
383 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
385 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
386 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
387 (Arm_relocate_functions::thm_alu11): New Method.
388 (Arm_relocate_functions::thm_pc8): New Method.
389 (Arm_relocate_functions::thm_pc12): New Method.
390 (Target_arm::Scan::local): Handle the relocations.
391 (Target_arm::Scan::global): Likewise.
392 (Target_arm::Relocate::relocate): Likewise.
393 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
395 2010-01-29 Doug Kwan <dougkwan@google.com>
397 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
398 of relocation types as ld.
400 2010-01-29 Doug Kwan <dougkwan@google.com>
402 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
404 (Arm_relocate_functions::thumb_branch_common): Ditto.
405 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
406 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
407 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
408 Arm_relocate_functions::jump24): Remove.
409 (Target_arm::Relocate::relocate): Adjust code to call
410 Arm_relocation_functions::arm_branch_common and
411 Arm_relocation_functions::thumb_branch_common instead of their removed
412 wrappers. Merge switch-cases together to reduce source code size.
414 2010-01-29 Doug Kwan <dougkwan@google.com>
416 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
417 output_local_symbol_count_needs_update_.
418 (Arm_relobj::output_local_symbol_count_needs_update,
419 Arm_relobj::set_output_local_symbol_count_needs_update,
420 Arm_relobj::update_output_local_symbol_count): New methods.
421 (Arm_relobj::output_local_symbol_count_needs_update_): New data
423 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
424 of pointed function as in a R_ARM_PREL31 relocation.
425 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
426 for output local symbol count updating.
427 (Target_arm::do_relax): Update output local symbol counts in objects
429 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
431 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
433 * arm.cc: Added support for the ARM relocations:
434 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
435 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
436 (Arm_relocate_functions::movw_rel_nc): Renamed (was
438 (Arm_relocate_functions::movw_rel): New method.
439 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
440 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
442 (Arm_relocate_functions::thm_movw_rel): New method.
443 (Arm_relocate_functions::thm_movt_rel): Renamed (was
445 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
447 (Target_arm::Scan::global): Likewise.
448 (Target_arm::Relocate::relocate): Likewise.
449 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
452 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
454 * arm.cc: Added support for ARM group relocations.
455 (Target_arm::reloc_needs_sym_origin): New method.
456 (Arm_relocate_functions::calc_grp_kn): New method.
457 (Arm_relocate_functions::calc_grp_residual): New method.
458 (Arm_relocate_functions::calc_grp_gn): New method.
459 (Arm_relocate_functions::arm_grp_alu): New Method.
460 (Arm_relocate_functions::arm_grp_ldr): New Method.
461 (Arm_relocate_functions::arm_grp_ldrs): New Method.
462 (Arm_relocate_functions::arm_grp_ldc): New Method.
463 (Target_arm::Scan::local): Handle the ARM group relocations.
464 (Target_arm::Scan::global): Likewise.
465 (Target_arm::Relocate::relocate): Likewise.
466 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
469 2010-01-26 Doug Kwan <dougkwan@google.com>
471 * arm.cc (set): Include.
472 (class Arm_exidx_fixup): Change type of last_input_section_ to const
474 (Arm_output_section::Text_section_list): New type.
475 (Arm_output_section::append_text_sections_to_list): New method.
476 (Arm_output_section::fix_exidx_coverage): Ditto.
477 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
478 (Arm_relobj::convert_input_section_to_relaxed_section): Use
479 Relobj::set_section_offset() instead of
480 Sized_relobj::invalidate_section_offset().
481 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
482 parameter for section headers. Ignore relocation sections for
483 unallocated sections and EXIDX sections.
484 (Target_arm::fix_exidx_coverage): New method.
485 (Target_arm::output_section_address_less_than): New type.
486 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
487 linked text section instead of the EXIDX section.
488 (Arm_output_section::create_stub_group): Add an assertion to check
489 that this is not an EXIDX output section.
490 (Arm_output_section::append_text_sections_to_list): New method.
491 (Arm_output_section::fix_exidx_coverage): Ditto.
492 (Arm_relobj::scan_sections_for_stubs): Adjust call to
493 Arm_relobj::section_needs_reloc_stub_scanning.
494 (Target_arm::do_relax): Fix EXIDX output section coverage in the
496 (Target_arm::fix_exidx_coverage): New method.
497 * object.h (Relobj::set_output_section): New method.
498 (Sized_relobj::invalidate_section_offset): Remove method.
499 (Sized_relobj::do_invalidate_section_offset): Remove method.
500 (Sized_relobj::do_set_section_offset): Handle offset value -1.
502 2010-01-25 Doug Kwan <dougkwan@google.com>
504 * arm.cc (Arm_exidx_merged_section::do_output_offset):
505 Fix warning due to signed and unsigned comparison on a 32-bit host.
507 2010-01-22 Doug Kwan <dougkwan@google.com>
509 * arm.cc (Target_arm::do_relax): Record an output section for section
510 offset adjustment it contains any stub table that has changed.
511 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
512 offsets in an output section if necessary.
513 * output.cc (Output_section::Output_section): Initialize
514 section_offsets_need_adjustments_.
515 (Output_section::add_input_section_for_script): Renamed to
516 Output_section::add_simple_input_section.
517 (Output_section::save_states): Add a comment.
518 (Output_section::discard_states): New method defintion.
519 (Output_section::adjust_section_offsets): Same.
520 * output.h (Output_section::add_input_section_for_script): Renamed to
521 Output_section::add_simple_input_section.
522 (Output_section::discard_states): New method declaration.
523 (Output_section::adjust_section_offsets): Same.
524 (Output_section::section_offsets_need_adjustment,
525 Output_section::set_section_offsets_need_adjustment): New method
527 (Output_section::section_offsets_need_adjustment_): New data member.
529 (Output_section_element_input::set_section_address): Adjust code for
530 renaming of Output_section::add_input_section_for_script.
531 (Orphan_output_section::set_section_address): Same.
533 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
535 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
536 Fix_v4bx enum values .
537 * gold/options.h (General_options): New option definitions.
538 (General_options::fix_v4bx): New method.
539 (General_options::Fix_v4bx): New enum.
540 * gold/options.cc (General_options::parse_fix_v4bx): New method.
541 (General_options::parse_fix_v4bx_interworking): New method.
543 2010-01-22 Doug Kwan <dougkwan@google.com>
545 * arm.cc (Arm_exidx_fixup): New class.
547 2010-01-21 Doug Kwan <dougkwan@google.com>
549 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
551 (Arm_exidx_section_offset_map): New type.
553 2010-01-21 Doug Kwan <dougkwan@google.com>
555 * arm.cc (Arm_exidx_input_section): New class.
556 (Arm_relobj::exidx_input_section_by_link,
557 Arm_relobj::exidx_input_section_by_shndx,
558 Arm_relobj::make_exidx_input_section): New methods.
559 (read_arm_attributes_section): Remove.
560 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
561 information about them.
562 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
565 2010-01-20 Doug Kwan <dougkwan@google.com>
567 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
568 Input_section_specifier to Section_id.
569 (Target_arm::new_arm_input_section: Adjust code for change of key
571 (Target_arm::find_arm_input_section): Ditto.
572 * gc.h (object.h): Include for Section_id nand Section_id_hash.
573 (Section_id): Remove.
574 (Garbage_collection::Section_id_hash): Remove.
575 * icf.h (object.h): Include for Section_id nand Section_id_hash.
576 (Section_id): Remove.
577 (Icf::Section_id_hash): Remove.
578 * object.h (Section_id, Const_section_id, Section_id_hash,
579 Const_section_id_hash): New type definitions.
580 * output.cc (Output_section::add_relaxed_input_section): Change to
581 use Const_section_id instead of Input_section_specifier as key type.
582 (Output_section::add_merge_input_section): Ditto.
583 (Output_section::build_relaxation_map): Change to use Section_id
584 instead of Input_section_specifier as key type.
585 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
587 (Output_section::convert_input_sections_to_relaxed_sections): Change
588 to use Const_section_id instead of Input_section_specifier as key type.
589 (Output_section::find_merge_section): Ditto.
590 (Output_section::find_relaxed_input_section): Ditto.
591 * output.h (Input_section_specifier): Remove class.
592 (Output_section::Output_section_data_by_input_section_map): Change
593 key type to Const_section_id.
594 (Output_section::Output_relaxed_input_section_by_input_section_map):
596 (Output_section::Relaxation_map): Change key type to Section_id.
598 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
600 * gold/arm.cc: Added support for R_ARM_V4BX relocation
601 (class Arm_v4bx_stub): New class.
602 (DEF_STUBS): Updated definition to support v4_veneer_bx.
603 (Stub_factory::make_arm_v4bx_stub): New method.
604 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
605 (Stub_table::empty): Handle v4bx stubs.
606 (Stub_table::add_arm_v4bx_stub): New method.
607 (Stub_table::find_arm_v4bx_stub): New method.
608 (Arm_relocate_functions::v4bx): New method.
609 (Target_arm::fix_v4bx): New method.
610 (Target_arm::Target_arm): Handle R_ARM_V4BX.
611 (Stub_table::relocate_stubs): Likewise.
612 (Stub_table::do_write): Likewise.
613 (Stub_table::update_data_size_and_addralign): Likewise.
614 (Stub_table::finalize_stubs): Likewise.
615 (Target_arm::Scan::local): Likewise.
616 (Target_arm::Scan::global): Likewise.
617 (Target_arm::do_finalize_sections): Likewise.
618 (Target_arm::Relocate::relocate): Likewise.
619 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
621 (Target_arm::scan_reloc_for_stub): Likewise.
622 (Target_arm::scan_reloc_section_for_stubs): Likewise.
624 2010-01-19 Ian Lance Taylor <iant@google.com>
626 * output.cc (Output_section_headers::do_sized_write): Write large
627 segment count to sh_info field.
628 (Output_file_header::do_sized_write): For large segment count,
629 write PN_XNUM to e_phnum field.
631 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
633 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
634 (Arm_relocate_functions::thm_jump8): New function.
635 (Arm_relocate_functions::thm_jump11): New function.
636 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
638 (Target_arm::Scan::global): Likewise.
639 (Target_arm::Relocate::relocate): Likewise.
640 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
643 2010-01-14 Doug Kwan <dougkwan@google.com>
645 * arm.cc (map, utility): Include headers.
646 (Target_arm::apply_cortex_a8_workaround): New method.
647 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
648 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
649 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
650 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
651 the --[no-]fix-cortex-a8 command line options.
652 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
653 (Target_arm::relocate_stub): Use addend in instruction template.
654 * options.h (DEFINE_bool): Set the user-set flag.
655 (General_options): Add --[no-]-fix-cortex options.
656 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
657 : Update fast look-up map after conversion.
659 2010-01-14 Sriraman Tallam <tmsriram@google.com>
661 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
662 in the first pass of do_layout.
664 2010-01-13 Doug Kwan <dougkwan@google.com>
666 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
667 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
668 apparent compiler problem of not folding static constant integral
669 data members of elfcpp::Elf_sizes<32>.
671 2010-01-13 Doug Kwan <dougkwan@google.com>
673 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
674 Arm_relobj::section_needs_cortex_a8_stub_scanning,
675 Arm_relobj::scan_section_for_cortex_a8_erratum,
676 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
677 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
678 sections to scan for relocation stubs into a new method
679 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
680 relocation and Cortex-A8 stub scanning.
681 (Target_arm::do_relax): Force stubs to be after stubbed sections
682 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
683 the beginning of a new relaxation pass. Update a comment.
684 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
686 2010-01-12 Ian Lance Taylor <iant@google.com>
688 * target-reloc.h (visibility_error): New inline function.
689 (relocate_section): Call visibility_error.
690 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
691 (MOSTLYCLEANFILES): Likewise.
692 (protected_4_pic.o, protected_3.err): New targets.
693 * testsuite/protected_4.cc: New file.
695 2010-01-12 Doug Kwan <dougkwan@google.com>
697 * arm.cc (Cortex_a8_reloc): New class.
698 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
699 and cortex_a8_relocs_info_.
700 (Target_arm::fix_cortex_a8): New method definition.
701 (Target_arm::Cortex_a8_relocs_info): New type.
702 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
703 New data member declarations.
704 (Target_arm::scan_reloc_for_stub): Record information about
705 relocations for THUMB branches that might be exempted from the
706 Cortex-A8 workaround.
707 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
708 at the beginning of a relaxation pass.
710 2010-01-12 Doug Kwan <dougkwan@google.com>
712 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
713 (Arm_relobj::Mapping_symbol_position,
714 Arm_reloj::Mapping_symbol_position_less,
715 Arm_relobj::Mapping_symbols_info): New types.
716 (Target_arm::is_mapping_symbol_name): New method definition.
717 (Arm_relobj::do_count_local_symbols): Save information about mapping
720 2010-01-11 Doug Kwan <dougkwan@google.com>
722 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
723 Arm_relocate_functions::thumb32_branch_upper,
724 Arm_relocate_functions::thumb32_branch_lower,
725 Arm_relocate_functions::thumb32_cond_branch_offset,
726 Arm_relocate_functions::thumb32_cond_branch_upper,
727 Arm_relocate_functions::thumb32_cond_branch_lower,
728 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
729 branch offset encoding.
730 (Arm_relocate_functions::thumb_branch_common): Use new branch
731 offset encoding methods to avoid code duplication.
732 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
733 (Stub_addend_reader::operator()): Use new branch encoding method
734 to avoid code duplication.
736 2010-01-11 Doug Kwan <dougkwan@google.com>
738 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
739 (Target_arm::do_finalize_sections): Define special EXIDX section
740 symbols only if referenced.
741 * gc.h (Garbage_collection::add_reference): New method.
742 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
745 2010-01-11 Ian Lance Taylor <iant@google.com>
747 * script.cc (Version_script_info::build_expression_list_lookup):
748 Change complaing about duplicate wildcard match from error to
751 * script.cc (class Lazy_demangler): Recreate--revert part of patch
753 (Version_script_info::Version_script_info): Initialize globs_,
754 default_version_, default_is_global_, and exact_. Don't
755 initialize globals_ or locals_.
756 (Version_script_info::build_lookup_tables): Build local symbols
758 (Version_script_info::unquote): New function.
759 (Version_script_info::add_exact_match): New function.
760 (Version_script_info::build_expression_list_lookup): Remove lookup
761 parameter. Add is_global parameter. Change all callers. Handle
762 wildcard pattern specially. Unquote pattern. Call
764 (Version_script_info::get_name_to_match): New function.
765 (Version_script_info::get_symbol_version): New function.
766 (Version_script_info::get_symbol_version_helper): Remove.
767 (Version_script_info::check_unmatched_names): Call unquote.
768 * script.h (class Version_script_info): Change get_symbol_version
769 to be non-inline and add is_global parameter; change all callers.
770 Rewrite symbol_is_local. Update declarations. Define struct
771 Version_tree_match, Exact, Globs. Don't define struct Lookup.
772 Remove globals_ and locals_ members. Add exact_, globs_,
773 default_version_, is_global_.
774 (Version_script_info::Glob): Remove pattern, add expression and
775 is_global. Update constructor. Change all callers.
776 * dynobj.cc (Versions::finalize): Mark the version symbol as the
778 (Versions::symbol_section_contents): If a symbol is undefined, or
779 defined in a dynamic object, set the version index to
781 * symtab.cc (Symbol_table::add_from_relobj): Don't call
783 (Symbol_table::add_from_pluginobj): Likewise.
784 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
786 2010-01-11 Doug Kwan <dougkwan@google.com>
788 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
789 (incremental_dump_LDADD): Add linking option for libintl.
790 * Makefile.in: Regenerate.
792 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
795 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
797 * testsuite/Makefile.in: Regenerated.
799 2010-01-10 Doug Kwan <dougkwan@google.com>
801 * options.h (DEFINE_var): Use parentheses around argument varname__
802 in macro body to avoid any unintended subsequent substitutions.
804 2010-01-10 Ian Lance Taylor <iant@google.com>
806 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
807 candidates before doing symbol resolution.
809 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
810 ODR candidates if only one is weak.
812 2010-01-08 Ian Lance Taylor <iant@google.com>
814 * script.cc (Version_script_info::build_expression_list_lookup):
815 Don't warn about ambiguous version, just record the ambiguity.
816 (Version_script_info::get_symbol_version_helper): Give error if
817 version is ambiguous.
819 2010-01-08 Doug Kwan <dougkwan@google.com>
821 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
822 prev_data_size_ and prev_addralign_. Remove initializer for
823 deleted data member has_been_changed_.
824 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
825 to determine if the table is empty.
826 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
828 (Stub_table::add_reloc_stub): Define method in class definition
829 instead of just declaring it there.
830 (Stub_table::add_cortex_a8_stub): New method definition.
831 (Stub_table::update_data_size_and_addralign): Ditto.
832 (Stub_table::finalize_stubs): Ditto.
833 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
834 (Stub_table::do_addralign_): Return address alignment in the
835 (Stub_table::do_reset_address_and_file_offset): Define method in
836 class definition instead of declaring it there. Set current data
837 size to be the data size of the previous pass.
838 (Stub_table::set_final_data_size): Use current data size as the
840 (Stub_table::relocate_stub): Change parameter type of stub from
841 Reloc_stub pointer to Stub pointer.
842 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
843 (Stub_table::Cortex_a8_stub_list): New typedef.
844 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
845 Stub_table::prev_addralign_): New data member.
846 (Arm_relobj::Arm_relobj): Initialize data member
847 section_has_cortex_a8_workaround_.
848 (Arm_relobj::section_has_cortex_a8_workaround,
849 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
851 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
853 (Target_arm::relocate_stub): Change parameter type of stub from
854 Reloc_stub pointer to Stub pointer.
855 (Insn_template::size, Insn_template::alignment): Handle
856 THUMB16_SPECIAL_TYPE.
857 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
858 Stub_table::update_data_size_and_addralign,
859 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
861 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
862 (Stub_table::do_write): Ditto.
863 (Target_arm::do_relax): Adjust code for changes in Stub_table.
865 2010-01-08 Ian Lance Taylor <iant@google.com>
868 * symtab.h (class Symbol): Remove fields is_target_special_ and
869 has_plt_offset_. Add field is_defined_in_discarded_section_.
870 (Symbol::is_defined_in_discarded_section): New function.
871 (Symbol::set_is_defined_in_discarded_section): New function.
872 (Symbol::has_plt_offset): Rewrite.
873 (Symbol::set_plt_offset): Verify that new offset is not -1U.
874 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
875 Don't initialize is_target_special_ or has_plt_offset_.
876 Initialize is_defined_in_discarded_section_.
877 (Symbol_table::add_from_relobj): If appropriate, set
878 is_defined_in_discarded_section.
879 * resolve.cc (Symbol::override_base_with_special): Don't test
880 is_target_special_. Change has_plt_offset_ to has_plt_offset().
881 * target-reloc.h (relocate_section): Do special handling for
882 symbols defined in discarded sections for global symbols as well
885 2010-01-08 Ian Lance Taylor <iant@google.com>
887 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
890 2010-01-08 Ian Lance Taylor <iant@google.com>
892 * object.cc (Sized_relobj::do_layout): Don't get confused if
893 layout_eh_frame returns NULL.
895 2010-01-08 Ian Lance Taylor <iant@google.com>
898 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
899 dynamic symbol table, use the normal symbol table.
900 (Sized_dynobj::do_read_symbols): Remove assertion about type of
903 2010-01-08 Ian Lance Taylor <iant@google.com>
906 * layout.cc (Layout::include_section): Remove .gnu_debuglink
909 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
911 * version.cc (print_version): Change to "Copyright 2010".
913 2010-01-08 Ian Lance Taylor <iant@google.com>
917 * i386.cc (class Target_i386): Change return type of plt_section
919 (class Output_data_plt_i386): Add tls_desc_rel_ field.
920 (Output_data_plt_i386::Output_data_plt_i386): Initialize
922 (Output_data_plt_i386::rel_tls_desc): New function.
923 (Target_i386::rel_tls_desc_section): New function.
924 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
925 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
926 R_386_TLS_DESC reloc in rel_tls_desc_section.
927 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
928 Define struct Tlsdesc_info.
929 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
930 (Target_x86_64::do_reloc_symbol_index): New function.
931 (Target_x86_64::add_tlsdesc_info): New function.
932 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
933 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
935 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
937 (Output_data_plt_x86_64::rela_tlsdesc): New function.
938 (Target_x86_64::rela_tlsdesc_section): New function.
939 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
941 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
942 (Target_x86_64::do_reloc_addend): New function.
943 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
944 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
945 declarations. Define TARGET_CODE. Add arg field to u1_ union.
946 (Output_reloc::type): New function.
947 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
948 (Output_reloc::is_target_specific): New function.
949 (Output_reloc::target_arg): New function.
950 (class Output_reloc) [SHT_RELA]: Add four new constructors for
951 absolute relocs and target specific relocs.
952 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
954 (class Output_data_reloc) [SHT_RELA]: Likewise.
955 * output.cc (Output_reloc::Output_reloc): Add four new versions
956 for absolute relocs and target specific relocs.
957 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
958 (Output_reloc::get_symbol_index): Likewise.
959 (Output_reloc::local_section_offset): Check that local_sym_index_
960 is not TARGET_CODE or 0.
961 (Output_reloc::symbol_value): Likewise.
962 (Output_reloc::write) [SHT_RELA]: Call target for target specific
964 * target.h (class Target): Add reloc_symbol_index and reloc_addend
965 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
967 * layout.cc (add_target_dynamic_tags): Use output section for
968 DT_PLTRELSZ and DT_JMPREL.
970 2010-01-07 Ian Lance Taylor <iant@google.com>
973 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
975 (class Output_data_reloc_generic): Define.
976 (class Output_data_reloc_base): Change base class to
977 Output_data_reloc_generic. Change add() method to call
978 bump_relative_reloc_count for a relative reloc. Remove
980 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
982 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
983 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
985 * layout.h (class Layout): Update declaration.
987 2010-01-07 Ian Lance Taylor <iant@google.com>
989 * output.h (class Output_data): Add const version of
990 output_section and do_output_section.
991 (class Output_section_data): Add const version of
993 (class Output_section): Likewise.
994 * layout.cc (Layout::add_target_dynamic_tags): New function.
995 * layout.h (class Layout): Update declarations.
996 * arm.cc (Target_arm::do_finalize_sections): Use
997 add_target_dynamic_tags.
998 * i386.cc (Target_i386::do_finalize_sections): Likewise.
999 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1000 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1001 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1003 2010-01-07 Ian Lance Taylor <iant@google.com>
1006 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1009 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1010 Ian Lance Taylor <iant@google.com>
1013 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1014 Xindex::read_symtab_xindex.
1016 2010-01-07 Doug Kwan <dougkwan@google.com>
1018 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1019 (Insn_template::thumb16_bcond_insn): New method declaration.
1020 (Insn_template): Fix spelling.
1021 (Stub::thumb16_special): New method declaration.
1022 (Stub::do_write): Define virtual method which was previously pure
1024 (Stub::do_thumb16_special): New method declaration.
1025 (Stub::do_fixed_endian_write): New template member.
1026 (Reloc_stub::do_write): Remove.
1027 (Reloc_stub::do_fixed_endian_write): Remove.
1028 (Cortex_a8_stub): New class definition.
1029 (Stub_factory::make_cortex_a8_stub): New method definition.
1030 (Stub_factory::Stub_factory): Add missing static storage class
1031 qualifier for elf32_arm_stub_a8_veneer_blx.
1033 2010-01-07 Ian Lance Taylor <iant@google.com>
1036 * options.h (class General_options): Add --warn-unresolved-symbols
1037 and --error-unresolved-symbols.
1038 * errors.cc (Errors::undefined_symbol): Implement
1039 --warn-unresolved-symbols.
1041 * options.h (class General_options): Add -z text and -z textoff.
1042 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1044 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1046 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1047 (Garbage_collection::cident_sections): New function.
1048 (Garbage_collection::add_cident_section): New function.
1049 (Garbage_collection::cident_sections_): New member.
1050 (gc_process_relocs): Add references to sections whose names are C
1052 * gold.h (cident_section_start_prefix): New constant.
1053 (cident_section_stop_prefix): New constant.
1054 (is_cident): New function.
1055 * layout.cc (Layout::define_section_symbols): Replace string constants
1056 with the newly defined constants.
1057 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1059 * testsuite/Makefile.am: Add gc_orphan_section_test.
1060 * testsuite/Makefile.in: Regenerate.
1061 * testsuite/gc_orphan_section_test.cc: New file.
1062 * testsuite/gc_orphan_section_test.sh: New file.
1064 2010-01-06 Ian Lance Taylor <iant@google.com>
1067 * options.h (class General_options): Add --warn-shared-textrel.
1068 * layout.cc (Layout::finish_dynamic_section): Implement
1069 --warn-shared-textrel.
1072 * options.h (class General_options): Add --warn-multiple-gp.
1074 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1076 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1077 $(THREADSLIB) and $(LIBDL).
1078 * Makefile.in: Rebuild.
1080 2010-01-06 Ian Lance Taylor <iant@google.com>
1083 * options.cc (General_options::parse_section_start): New function.
1084 (General_options::section_start): New function.
1085 (General_options::General_options): Initialize all members.
1086 * options.h: Include <map>
1087 (class General_options): Add --section-start. Add section_starts_
1089 * layout.cc (Layout::attach_allocated_section_to_segment): If
1090 --section-start was used, set the address of the segment. Remove
1091 local sort_sections.
1092 (Layout::relaxation_loop_body): If the address of the load segment
1093 has been set by --section-start, don't use it.
1094 * output.h (Output_segment::update_flags_for_output_section): New
1096 * output.cc (Output_segment::add_output_section): Call
1097 update_flags_for_output_section.
1099 2010-01-05 Ian Lance Taylor <iant@google.com>
1102 * options.h (class General_options): Add --undefined-version.
1103 * script.cc (struct Version_expression): Add was_matched_by_symbol
1105 (Version_script_info::matched_symbol): New function.
1106 (Version_script_info::get_symbol_version_helper): Call
1108 (Version_script_info::check_unmatched_names): New function.
1109 * script.h (class Version_script_info): Update declarations.
1110 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1112 * options.h (class General_options): Use DEFINE_bool_alias for
1113 allow_multiple_definition.
1114 * resolve.cc (Symbol_table::should_override): Don't test
1115 allow_multiple_definition.
1118 * options.h (class General_options): Add --cref.
1119 * main.cc (main): Print cref table if --cref. Don't close mapfile
1120 until after printing cref table.
1121 * cref.cc: Include "symtab.h".
1122 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1123 (Cref_table_compare::operator()): New function.
1124 (Cref_inputs::gather_cref): New function.
1125 (filecol): New static const.
1126 (Cref_inputs::print_cref): New function.
1127 (Cref::print_cref): New function.
1128 * cref.h: Include <cstdio>.
1129 (class Cref): Update declarations.
1130 * mapfile.h (Mapfile::file): New function.
1131 * object.h (class Object): Define Symbols. Declare virtual
1132 do_get_global_symbols.
1133 (Object::get_global_symbols): New function.
1134 * object.cc (Input_objects::add_object): Pass object to cref_ if
1136 (Input_objects::archive_start): Likewise.
1137 (Input_objects::archive_stop): Likewise.
1138 (Input_objects::print_cref): New function.
1139 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1140 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1142 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1144 * plugin.h (class Sized_pluginobj): Update declarations.
1146 2010-01-05 Ian Lance Taylor <iant@google.com>
1148 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1149 to is_default_version. Rename insdef to insdefault.
1150 (Symbol_table::add_from_relobj): Rename def to is_default_version
1151 and local to is_forced_local.
1152 (Symbol_table::add_from_pluginobj): Likewise.
1153 (Symbol_table::add_from_dynobj): Likewise.
1154 (Symbol_table::define_special_symbol): Rename insdef to
1157 2010-01-04 Ian Lance Taylor <iant@google.com>
1160 * options.h (class General_options): Add
1161 --allow-multiple-definition and -z muldefs.
1162 * resolve.cc (Symbol_table::should_override): Don't warn about a
1163 multiple symbol definition if --allow-multiple-definition or -z
1167 * options.h (class General_options): Add --add-needed and
1168 --copy-dt-needed-entries. Tweak --as-needed help entry.
1169 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1170 error if --copy-dt-needed-entries aka --add-needed is used and
1171 would cause a change in behaviour.
1174 * options.h (class General_options): Add -G as a short version of
1175 --shared. Add no-op options -assert, -g, and -i.
1177 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1179 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1180 check for .text or .gnu.linkonce.t sections.
1181 * icf.cc (Icf::find_identical_sections): Ditto.
1182 Change the detection for mangled function name within the section
1184 * icf.h (is_section_foldable_candidate): New function.
1186 2009-12-30 Ian Lance Taylor <iant@google.com>
1189 * options.h (class General_options): Permit two dashes with
1190 --retain-symbols-file.
1192 2009-12-30 Ian Lance Taylor <iant@google.com>
1195 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1196 don't put the file header and segment headers in the text
1200 * common.cc (Sort_commons::operator()): Stabilize sort when both
1202 (Symbol_table::do_allocate_commons_list): When allocating common
1203 symbols, skip a symbol which is no longer common.
1204 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1205 an object before checking its type.
1206 * testsuite/common_test_2.c: New file.
1207 * testsuite/common_test_3.c: New file.
1208 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1209 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1210 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1211 (common_test_2_pic.o, common_test_2.so): New targets.
1212 (common_test_3_pic.o, common_test_3.so): New targets.
1213 * testsuite/Makefile.in: Rebuild.
1216 * script.cc (read_input_script): If we see a new SECTIONS clause,
1217 and we have added an input section, give an error.
1218 * layout.h (class Layout): Add have_added_input_section function.
1219 Add have_added_input_section_ field.
1220 * layout.cc (Layout::Layout): Initialize
1221 have_added_input_section_.
1222 (Layout::layout): Set have_added_input_section_.
1223 (Layout::layout_eh_frame): Likewise.
1225 2009-12-30 Ian Lance Taylor <iant@google.com>
1228 * options.h (class General_options): Add --sort-common option.
1229 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1230 * common.cc (Sort_common): Add sort_order parameter to
1231 constructor. Add sort_order_ field.
1232 (Sort_commons::operator): Check sort_order_.
1233 (Symbol_table::allocate_commons): Determine the sort order.
1234 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1236 (Symbol_table::do_allocate_commons_list): Likewise.
1238 2009-12-30 Ian Lance Taylor <iant@google.com>
1241 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1242 symbols from this object, don't change the visibility of an
1244 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1246 2009-12-30 Ian Lance Taylor <iant@google.com>
1249 * script.h (class Version_script_info): Define Language enum.
1250 Update declarations. Define Glob, Exact, and Lookup types. Add
1251 new fields globals_, locals_, and is_finalized_.
1252 * script.cc: Various formatting fixes.
1253 (class Parser_closure): Change language_stack_ from a vector of
1254 std::string to one of Version_script_info::Language. Adjust all
1256 (class Lazy_demangler): Remove.
1257 (struct Version_expression): Change language from std::string to
1258 Version_script_info::Language.
1259 (Version_script_info::Version_script_info): New function.
1260 (Version_script_info::~Version_script_info): Don't call clear.
1261 (Version_script_info::finalize): New function.
1262 (Version_script_info::build_lookup_tables): New function.
1263 (Version_script_info::build_expression_list_lookup): New
1265 (Version_script_info::get_symbol_version_helper): Rewrite to use
1267 (Version_script_info::print_expression_list): Adjust to use
1268 Version_script_info::Language.
1269 (script_push_lex_into_version_mode): Check that the version script
1270 has not been finalized.
1271 (version_script_push_lang): Change language string to
1272 Version_script_info::Language.
1273 * options.cc (Command_line::version_script): New function.
1274 * options.h (class General_options): Add finalize_dynamic_list
1275 function. Change version_script from declaration to definition.
1276 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1277 * testsuite/version_script.map: Remove duplicate def of foo.
1278 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1280 * testsuite/Makefile.in: Rebuild.
1282 2009-12-30 Ian Lance Taylor <iant@google.com>
1285 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1286 if the input symbol index is 0, make the output symbol index 0.
1288 2009-12-30 Ian Lance Taylor <iant@google.com>
1291 * options.h (class General_options): Add -x/--discard-all.
1292 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1293 --discard-all. If the local symbol needs a dynamic entry, check
1294 that before handling --discard-locals.
1296 2009-12-30 Ian Lance Taylor <iant@google.com>
1299 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1301 (Output_segment::add_output_section): Don't change the flags if
1305 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1306 GNU hash table if they need a dynamic value. Otherwise, don't add
1307 them if they are defined in a dynamic object or are forced local.
1309 2009-12-29 Ian Lance Taylor <iant@google.com>
1312 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1313 .gnu.hash table for a 32-bit target.
1316 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1317 regular and a dynamic object only needs a dynamic symbol table
1318 entry if it is externally visible.
1321 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1322 constructor. Add global_offset_table_ field.
1323 (Target_i386::got_section): Set global_offset_table_.
1324 (Target_i386::do_finalize_sections): Set global_offset_table_
1326 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1327 in constructor. Add global_offset_table_ field.
1328 (Target_x86_64::got_section): Set global_offset_table_.
1329 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1332 * layout.cc (Layout::Layout): Initialize increase_relro_.
1333 (Layout::get_output_section): Add is_relro, is_last_relro, and
1334 is_first_non_relro parameters. Change all callers.
1335 (Layout::choose_output_section): Likewise.
1336 (Layout::add_output_section_data): Likewise.
1337 (Layout::make_output_section): Likewise.
1338 (Layout::set_segment_offsets): Clear increase_relro when using a
1340 * layout.h (class Layout): Add increase_relro method. Add
1341 increase_relro_ field. Update declarations.
1342 * output.cc (Output_section::Output_section): Initialize
1343 is_last_relro_ and is_first_non_relro_.
1344 (Output_segment::add_output_section): Group relro sections is
1345 do_sort is true. Handle is_last_relro and is_first_non_relro.
1346 (Output_segment::maximum_alignment): Remove relro handling.
1347 (Output_segment::set_section_addresses): Add increase_relro
1348 parameter. Change all callers. Add initial alignment to align
1349 relro sections on separate page. Remove old relro handling.
1350 (Output_segment::set_section_list_addresses): Remove in_relro
1351 parameter. Change all callers.
1352 (Output_segment::set_offset): Add increase parameter. Change all
1353 callers. Remove old relro handling.
1354 * output.h (class Output_section): Add new methods: is_last_relro,
1355 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1356 Add is_last_relro_ and is_first_non_relro_ fields.
1357 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1358 Create separate .got.plt section. Call increase_relro.
1359 * x86_64.cc (Target_x86_64::got_section): Likewise.
1360 * testsuite/relro_script_test.t: Add .got.plt.
1363 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1364 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1365 (Layout::finalize): Call set_dynamic_symbol_size.
1366 (Layout::set_dynamic_symbol_size): New function.
1367 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1368 set_dynamic_symbol_size.
1371 * output.h (class Output_section): Add is_entsize_zero_ field.
1372 * output.cc (Output_section::Output_section): Initialize
1374 (Output_section::set_entsize): If two different entsizes are
1375 requested, force it to zero.
1376 (Output_section::add_input_section): Set flags for .debug_str
1377 before updating section flags. Set entsize.
1378 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1379 and SHF_STRING if all input sections have those flags.
1381 2009-12-29 Rafael Espindola <espindola@google.com>
1383 * main.cc (main): Fix the sys time reporting.
1384 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1387 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1389 * options.cc (General_options::parse_version): Allow -v to exit
1390 without an error if there is nothing to link.
1392 2009-12-29 Ian Lance Taylor <iant@google.com>
1394 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1395 using a version of gcc before 4.1.
1396 * configure: Rebuild.
1398 2009-12-28 Chris Demetriou <cgd@google.com>
1400 * attributes.cc (Output_attributes_section_data::do_write): Use
1401 std::vector::front rather than std::vector::data.
1403 2009-12-28 Ian Lance Taylor <iant@google.com>
1405 * symtab.h (class Symbol_table): Add enum Defined.
1406 * resolve.cc (Symbol_table::should_override): Add defined
1407 parameter. Change all callers. Test whether object is NULL
1408 before calling a method on it.
1409 (Symbol_table::report_resolve_problem): Add defined parameter.
1411 (Symbol_table::should_override_with_special): Likewise.
1412 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1413 parameter. Change all callers.
1414 (Symbol_table::do_define_in_output_data): Likewise.
1415 (Symbol_table::define_in_output_segment): Likewise.
1416 (Symbol_table::do_define_in_output_segment): Likewise.
1417 (Symbol_table::define_as_constant): Likewise.
1418 (Symbol_table::do_define_as_constant): Likewise.
1419 * script.h (class Symbol_assignment): Add is_defsym parameter to
1420 constructor; change all callers.
1421 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1422 parameter. Change all callers. Add is_defsym_ field.
1423 (class Parser_closure): Add parsing_defsym parameter to
1424 constructor; change all callers. Add parsing_defsym accessor
1425 function. Add parsing_defsym_ field.
1427 2009-12-28 Ian Lance Taylor <iant@google.com>
1429 * gold.cc (queue_middle_tasks): Fix formatting.
1430 * object.cc (Relobj::is_section_name_included): Likewise.
1432 2009-12-23 Ian Lance Taylor <iant@google.com>
1434 * i386.cc (Target_i386::do_calls_non_split): Recognize
1435 -fsplit-stack prologue for a function with a static chain.
1436 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1437 -fsplit-stack prologue when using %r11.
1439 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1441 * options.cc (General_options::parse_version): Make -v continue and do
1442 the link like GNU ld does.
1444 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1446 * Makefile.am (CCFILES): Add timer.cc.
1447 (HFILES): Add timer.h.
1448 * configure.ac: Check for sysconf and times.
1449 * main.cc: include timer.h.
1450 (main): Use Timer instead of get_run_time.
1453 * workqueue.cc: include timer.h.
1454 (Workqueue::find_and_run_task):
1455 Report user, sys and wall time.
1456 * Makefile.in: Regenerate.
1457 * config.in: Regenerate.
1458 * configure: Regenerate.
1460 2009-12-16 Doug Kwan <dougkwan@google.com>
1462 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1464 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1465 relaxed input sections.
1466 * output.cc (Output_section::find_relaxed_input_section): Change
1467 return type to Output_relaxed_input_section pointer. Adjust code
1468 for new type of relaxed_input_section_map_.
1469 * output.h (Output_section::find_relaxed_input_section): Change
1470 return type to Output_relaxed_input_section pointer.
1471 (Output_section::Output_relaxed_input_section_by_input_section_map):
1473 (Output_section::relaxed_input_section_map_): Change type to
1474 Output_section::Output_relaxed_input_section_by_input_section_map.
1475 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1478 2009-12-15 Ian Lance Taylor <iant@google.com>
1480 * layout.cc (Layout::create_shstrtab): Only write out after input
1481 sections if we are compressing debug sections.
1483 2009-12-15 Ian Lance Taylor <iant@google.com>
1485 * archive.cc (Archive::add_symbols): Only look up a symbol without
1486 a version if there is, in fact, a version.
1488 2009-12-14 Ian Lance Taylor <iant@google.com>
1490 Revert -Wshadow changes, all changes from:
1491 2009-12-11 Doug Kwan <dougkwan@google.com>
1492 2009-12-11 Nick Clifton <nickc@redhat.com>
1493 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1495 2009-12-11 Doug Kwan <dougkwan@google.com>
1497 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1499 * attributes.cc (Object_attribute::size): Ditto.
1500 (Attributes_section_data::size): Ditto.
1501 (Attributes_section_data::Attributes_section_data): Ditto.
1502 (Output_attributes_section_data::do_write): Ditto.
1503 * attributes.h (Object_attribute::set_type): Ditto.
1504 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1506 2009-12-11 Nick Clifton <nickc@redhat.com>
1508 * archive.cc: Fix shadowed variable warnings.
1510 * compressed_output.cc: Likewise.
1511 * compressed_output.h: Likewise.
1512 * configure: Likewise.
1513 * dwarf_reader.cc: Likewise.
1514 * dynobj.cc: Likewise.
1515 * dynobj.h: Likewise.
1516 * ehframe.cc: Likewise.
1517 * ehframe.h: Likewise.
1518 * errors.cc: Likewise.
1519 * expression.cc: Likewise.
1520 * fileread.cc: Likewise.
1521 * fileread.h: Likewise.
1522 * freebsd.h: Likewise.
1523 * i386.cc: Likewise.
1525 * incremental.h: Likewise.
1526 * layout.cc: Likewise.
1527 * layout.h: Likewise.
1528 * mapfile.cc: Likewise.
1529 * merge.cc: Likewise.
1530 * merge.h: Likewise.
1531 * object.cc: Likewise.
1532 * object.h: Likewise.
1533 * options.h: Likewise.
1534 * output.cc: Likewise.
1535 * output.h: Likewise.
1536 * parameters.cc: Likewise.
1537 * plugin.cc: Likewise.
1538 * powerpc.cc: Likewise.
1539 * reduced_debug_output.cc: Likewise.
1540 * reduced_debug_output.h: Likewise.
1541 * reloc.cc: Likewise.
1542 * reloc.h: Likewise.
1543 * resolve.cc: Likewise.
1544 * script-sections.cc: Likewise.
1545 * script.cc: Likewise.
1546 * script.h: Likewise.
1547 * sparc.cc: Likewise.
1548 * symtab.cc: Likewise.
1549 * symtab.h: Likewise.
1550 * target-select.cc: Likewise.
1551 * target-select.h: Likewise.
1552 * token.h: Likewise.
1553 * workqueue.cc: Likewise.
1554 * workqueue.h: Likewise.
1555 * x86_64.cc: Likewise.
1557 2009-12-10 Doug Kwan <dougkwan@google.com>
1559 * arm.cc (attributes.h): New include.
1560 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1561 (Arm_relobj::~Arm_relobj): Delete object pointed by
1562 attributes_section_data_.
1563 (Arm_relobj::attributes_section_data): New method definition.
1564 (Arm_relobj::attributes_section_data_): New data member declaration.
1565 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1566 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1567 attributes_section_data_.
1568 (Arm_dynobj::attributes_section_data): New method definition.
1569 (Arm_dynobj::attributes_section_data_): New data member declaration.
1570 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1571 initialization value of may_use_blx_ to false.
1572 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1573 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1574 object attributes to compute results instead of hard-coding.
1575 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1576 Target_arm::get_secondary_compatible_arch,
1577 Target_arm::set_secondary_compatible_arch
1578 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1579 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1580 New method declarations.
1581 (Target_arm::get_aeabi_object_attribute): New method definition.
1582 (Target_arm::attributes_section_data_): New data member declaration.
1583 (read_arm_attributes_section): New template definition.
1584 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1585 (Arm_dynobj::do_read_symbols): Ditto.
1586 (Target_arm::do_finalize_sections): Merge attributes sections from
1587 input. Check for BLX use after attributes section merging.
1588 Fix __exidx_start and __exidx_end visibility. Create an
1589 .ARM.attributes section if necessary.
1590 (Target_arm::get_secondary_compatible_arch,
1591 Target_arm::set_secondary_compatible_arch,
1592 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1593 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1594 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1595 New method definitions.
1597 2009-12-09 Ian Lance Taylor <iant@google.com>
1599 * plugin.cc (Plugin::load): Don't cast from void* to a function
1602 2009-12-09 Ian Lance Taylor <iant@google.com>
1604 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1607 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1609 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1610 Replace two_file_shared_1.so with two_file_shared_2.so.
1611 * testsuite/Makefile.in: Regenerated.
1613 2009-12-08 Doug Kwan <dougkwan@google.com>
1615 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1616 (HFILES): Add attributes.h and int_encoding.h.
1617 * Makefile.in: Regenerate.
1618 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1619 function definitions to int_encoding.cc
1620 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1621 prototypes to int_encoding.h
1622 * reduced_debug_output.cc (int_encoding.h): New include.
1623 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1624 function definitions to int_encoding.cc
1625 (insert_into_vector, read_from_pointer): Move template definitions to
1627 * attributes.cc: New file.
1628 * attributes.h: New file.
1629 * int_encoding.cc: New file.
1630 * int_encoding.h: New file.
1632 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1635 * incremental-dump.cc (dump_incremental_inputs): New.
1636 (main): Use dump_incremental_inputs.
1638 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1641 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1642 checking elfcpp::STT_FUNC.
1643 (Target_i386::Relocate::relocate): Likewise.
1644 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1646 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1647 symbols from shared libraries into normal FUNC symbols.
1649 * symtab.h (Symbol): Add is_func and use it.
1651 2009-12-05 Doug Kwan <dougkwan@google.com>
1653 * arm.cc (Target_arm::arm_info): Initialize new fields
1654 attributes_section and attributes_vendor.
1655 * i386.cc (Target_i386::i386_info): Same.
1656 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1657 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1658 fields attributes_section and attributes_vendor.
1659 * sparc.cc (Target_sparc::sparc_info): Same.
1660 * target.h (Target::attributes_section, Target::attributes_vendor,
1661 Target::is_attributes_section, Target::attribute_arg_type,
1662 Target::attributes_order): New method definitions.
1663 (Target::Target_info::attributes_section,
1664 Target::Target_info::attributes_vendor): New fields.
1665 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1666 virtual method definitions.
1667 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1668 attributes_section and attributes_vendor.
1669 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1671 2009-12-05 Doug Kwan <dougkwan@google.com>
1673 * arm.cc: Update comments about interworking and stub generation.
1674 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1675 considered as non-PIC.
1676 (Arm_relocate_functions::base_abs): Fix formatting.
1677 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1678 of function to use GOT entry address instead of offset.
1679 (Target_arm::Scan::global): Issue an error if a symbol would need a
1680 PLT does not get one because it is untyped. Remove code to create
1681 dynamic symbols for relative branches.
1682 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1683 takes unsigned integer instead of boolean.
1685 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1687 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1688 (two_file_test_LDADD): Likewise.
1689 (common_test_1_LDADD): Likewise.
1690 (exception_test_LDADD) Likewise.
1691 (weak_test_LDADD): Likewise.
1692 (many_sections_test_LDADD): Likewise.
1693 (initpri1_LDADD): Likewise.
1694 (script_test_1_LDADD): Likewise.
1695 (script_test_2_LDADD): Likewise.
1696 (justsyms_LDADD): Likewise.
1697 (binary_test_LDADD): Likewise.
1698 (large_LDADD): Likewise.
1699 * testsuite/Makefile.in: Regenerated.
1701 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1703 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1704 (Symbol_table::override_with_special): Likewise.
1705 (Symbol_table::add_from_object): Likewise.
1707 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1709 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1710 Don't set the data_offset twice.
1712 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1714 * testsuite/Makefile.in: Regenerate.
1716 2009-12-03 Doug Kwan <dougkwan@google.com>
1718 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1719 (Target_arm::do_finalize_sections): Add parameter for symbol table
1720 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1721 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1722 parameter for symbol table pointer.
1723 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1724 an additional parameter for a pointer to symbol table.
1725 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1726 parameter for a symbol table pointer.
1727 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1728 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1730 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1731 parameter for a symbol table pointer.
1733 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1735 * incremental.cc (Incremental_inputs_header)
1736 (Incremental_inputs_header_write, Incremental_inputs_entry)
1737 (Incremental_inputs_entry_write): Move ...
1738 * incremental.h (Incremental_inputs_header)
1739 (Incremental_inputs_header_write, Incremental_inputs_entry)
1740 (Incremental_inputs_entry_write): here.
1742 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1744 * incremental.cc (make_sized_incremental_binary): Set the target.
1745 Error if it is incompatible.
1746 * output.h (Output_file): Add filename method.
1748 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1750 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1751 from the get_* methods.
1753 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1755 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1756 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1757 Write 0 for the data_offset of scripts.
1759 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1761 * testsuite/Makefile.am: Add the incremental_test.sh test.
1762 * testsuite/incremental_test.sh: New.
1763 * testsuite/incremental_test_1.c: New.
1764 * testsuite/incremental_test_2.c: New.
1766 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1768 * incremental-dump.cc (main): Fix typos.
1770 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1773 * incremental-dump.cc (main): Use llu to print 64 bit values.
1775 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1776 H.J. Lu <hongjiu.lu@intel.com>
1778 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1780 (incremental_dump_LDADD): Likewise.
1781 * Makefile.in: Regenerated.
1783 2009-11-25 Doug Kwan <dougkwan@google.com>
1787 2009-11-25 Doug Kwan <dougkwan@google.com>
1789 * arm.cc (Target_arm::Target_arm): Move method definition
1790 outside of class definition. Add code to handle
1791 --target1-rel, --target1-abs and --target2= options.
1792 (Target_arm::get_reloc_reloc_type): Change method to be
1793 non-static and const.
1794 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1795 New data member declaration.
1796 (Target_arm::Scan::local, Target_arm::Scan::global,
1797 Target_arm::Relocate::relocate,
1798 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1799 Adjust call to Target_arm::get_real_reloc_type.
1800 (Target_arm::get_real_reloc_type): Use command line options
1801 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1802 * options.h (--target1-rel, --target1-abs, --target2): New
1805 2009-11-25 Doug Kwan <dougkwan@google.com>
1807 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1808 class definition. Add code to handle --target1-rel, --target1-abs
1809 and --target2= options.
1810 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1812 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1814 (Target_arm::Scan::local, Target_arm::Scan::global,
1815 Target_arm::Relocate::relocate,
1816 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1817 call to Target_arm::get_real_reloc_type.
1818 (Target_arm::get_real_reloc_type): Use command line options to
1819 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1820 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1823 2009-11-25 Doug Kwan <dougkwan@google.com>
1825 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1826 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1827 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1829 (Arm_relocate_functions::thm_call): Replace body with a call to
1830 Arm_relocate_functions::thumb_branch_common.
1831 (Arm_relocate_functions::thm_jump24,
1832 Arm_relocate_functions::thm_xpc22): New method definitions.
1833 (Arm_relocate_functions::thumb_branch_common): New method definition.
1834 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1836 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1837 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1839 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1841 * Makefile.am: Build incremental-dump
1842 * Makefile.in: Regenerate.
1843 * incremental-dump.cc: New.
1844 * incremental.cc (Incremental_inputs_header_data,
1845 Incremental_inputs_entry_data): Move to incremental.h
1846 * incremental.h: (Incremental_inputs_header_data,
1847 Incremental_inputs_entry_data): Move from incremental.cc
1849 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1851 * incremental.cc (Incremental_inputs_header,
1852 Incremental_inputs_header_write, Incremental_inputs_entry,
1853 Incremental_inputs_entry_write): Add a typedef with the data type.
1855 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1857 * incremental.cc (Incremental_inputs_header,
1858 Incremental_inputs_header_write, Incremental_inputs_entry,
1859 Incremental_inputs_entry_write): Update comment about which
1860 type has the filed descriptions.
1862 2009-11-15 Doug Kwan <dougkwan@google.com>
1864 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1865 (Arm_relocate_functions::arm_branch_common): Change method defintion
1866 in class definition to a method declaration and update list of formal
1868 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1869 Arm_relocation_functions::jump24): Adjust call to
1870 Arm_relocate_functions::arm_branch_common. Update list of formal
1872 (Arm_relocate_functions::xpc25): New method definition.
1873 (Arm_relocate_functions::arm_branch_common): Move method defintion
1874 out from class definition. Use stubs for mode-switching and extending
1876 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1877 specially. Change code to enable use of stubs in ARM branches.
1879 2009-11-10 Doug Kwan <dougkwan@google.com>
1881 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1882 in method declaration.
1883 (Target_arm::relocate_stub): New method declaration.
1884 (Target_arm::default_target): Change to return a pointer instead of
1886 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1887 Target_arm::default_target.
1888 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1890 (Target_arm::relocate_section): Adjust view.
1891 (Target_arm::relocate_stub): New method definition.
1893 2009-11-10 Doug Kwan <dougkwan@google.com>
1895 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1897 * incremental.cc (open_incremental_binary): Initialized local
1898 variables to avoid warnings.
1899 * object.cc (make_elf_object): Ditto.
1900 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1903 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1906 * testsuite/plugin_test.c: Include "config.h".
1908 2009-11-09 Doug Kwan <dougkwan@google.com>
1910 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1911 (arm_symbol_value): Remove.
1912 (Arm_relocate_functions::arm_branch_common,
1913 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1914 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1915 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1916 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1917 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1918 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1919 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1920 Arm_relocate_functions::thm_mobw_abs_nc,
1921 Arm_relocate_functions::thm_mov_abs,
1922 Arm_relocate_functions::movw_prel_nc,
1923 Arm_relocate_functions::thm_movt_abs,
1924 Arm_relocate_functions::movt_prel,
1925 Arm_relocate_functions::thm_movw_prel_nc,
1926 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1927 (Target_arm::Relocate::relocate): Only decompose address into two
1928 parts if relocation type uses the thumb-bit and pass the actual
1929 bit instead of a flag indicating that the thumb-bit is used. Adjust
1930 calls to methods in Arm_relocate_functions for this change.
1932 2009-11-08 Ian Lance Taylor <iant@google.com>
1935 * reloc.cc: Instantiate
1936 Sized_relobj::initialize_input_to_output_maps and
1937 Sized_relobj:free_input_to_output_maps.
1939 2009-11-06 Ian Lance Taylor <iant@google.com>
1942 * defstd.cc (in_segment): Set only_if_ref true for "end".
1944 2009-11-06 Doug Kwan <dougkwan@google.com>
1946 * arm.cc (class Reloc_stub): Correct a comment.
1947 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1948 (Target_arm::scan_section_for_stubs): New method declaration.
1949 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1950 Change methods from private to protected.
1951 (Target_arm::do_may_relax): New method definition.
1952 (Target_arm::do_relax, Target_arm::group_sections,
1953 Target_arm::scan_reloc_for_stub,
1954 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1955 (Target_arm::arm_input_section_map_): New data member declaration.
1956 (Target_arm::scan_reloc_for_stub,
1957 Target_arm::scan_reloc_section_for_stubs,
1958 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1959 Target_arm::do_relax): New method definitions.
1961 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1963 * configure.ac: Check for (struct stat)::st_mtim
1964 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1965 * config.in: Regenerate.
1966 * configure: Regenerate.
1968 2009-11-05 Ian Lance Taylor <iant@google.com>
1971 * output.cc (Output_segment::add_output_section): Add missing
1974 2009-11-04 Ian Lance Taylor <iant@google.com>
1977 * object.h (class Object): Add is_needed and set_is_needed
1978 methods. Add is_needed_ field. Make bool fields into bitfields.
1979 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1980 defined in a dynamic object and referenced by a regular object,
1981 set is_needed for the dynamic object.
1982 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1983 if the file is marked with as_needed and it is not needed.
1985 2009-11-04 Ian Lance Taylor <iant@google.com>
1988 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1989 tags if data is discarded by linker script.
1990 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1991 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1992 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1993 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1995 2009-11-04 Ian Lance Taylor <iant@google.com>
1997 * layout.cc (Layout::get_output_section): Add is_interp and
1998 is_dynamic_linker_section parameters. Change all callers.
1999 (Layout::choose_output_section): Likewise.
2000 (Layout::make_output_section): Likewise.
2001 (Layout::add_output_section_data): Add is_dynamic_linker_section
2002 parameter. Change all callers.
2003 * layout.h (class Layout): Update declarations.
2004 * output.h (class Output_section): Add is_interp, set_is_interp,
2005 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2006 Add is_interp_, is_dynamic_linker_section_ fields. Change
2007 generate_code_fills_at_write_ to a bitfield.
2008 * output.cc (Output_section::Output_sections): Initialize new
2010 (Output_segment::add_output_section): Add do_sort parameter.
2013 2009-11-03 Ian Lance Taylor <iant@google.com>
2016 * options.h (class General_options): Add --warn-common.
2017 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2018 merging two common symbols.
2019 (Symbol_table::should_override): Handle --warn-common when merging
2020 a common symbol with a defined symbol. Use report_resolve_problem
2021 for multiple definitions.
2022 (Symbol_table::report_resolve_problem): New function.
2023 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2025 2009-11-03 Doug Kwan <dougkwan@google.com>
2027 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2029 (Target_arm::stub_factory): New method definition.
2030 (Target_arm::new_arm_input_section,
2031 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2032 Target_arm::reloc_uses_thumb_bit): New method declarations.
2033 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2034 New type definitions.
2035 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2036 member declarations.
2037 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2038 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2039 New method definitions.
2041 2009-11-03 Ian Lance Taylor <iant@google.com>
2043 * options.h (class General_options): Add --warn_constructors.
2045 2009-11-03 Ian Lance Taylor <iant@google.com>
2048 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2049 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2051 2009-11-03 Ian Lance Taylor <iant@google.com>
2054 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2055 --msgid-bugs-address.
2056 (install-pdf): New target.
2057 (install-data_yes): Look up one directory to find mkinstalldirs.
2059 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2061 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2064 2009-10-30 Doug Kwan <dougkwan@google.com>
2066 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2068 2009-10-30 Doug Kwan <dougkwan@google.com>
2070 * arm.cc (Stub_addend_reader): New struct template definition
2071 and partial specializations.
2072 (Stub_addend_reader::operator()): New method definition for a
2073 partially specialized template.
2075 2009-10-30 Doug Kwan <dougkwan@google.com>
2077 * arm.cc (Arm_relobj::processor_specific_flags): New method
2079 (Arm_relobj::do_read_symbols): New method declaration.
2080 (Arm_relobj::processor_specific_flags_): New data member declaration.
2081 (Arm_dynobj): New class definition.
2082 (Target_arm::do_finalize_sections): Add input_objects parameter.
2083 (Target_arm::do_adjust_elf_header): New method declaration.
2084 (Target_arm::are_eabi_versions_compatible,
2085 (Target_arm::merge_processor_specific_flags): New method declaration.
2086 (Target_arm::do_make_elf_object): New overloaded method definitions
2088 (Arm_relobj::do_read_symbols): New method definition.
2089 (Arm_dynobj::do_read_symbols): Ditto.
2090 (Target_arm::do_finalize_sections): Add input_objects parameters.
2091 Merge processor-specific flags from all input objects.
2092 (Target_arm::are_eabi_versions_compatible,
2093 Target_arm::merge_processor_specific_flags,
2094 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2095 New method definitions.
2096 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2097 Input_objects pointer type parameter.
2098 * layout.cc (Layout::finalize): Pass input objects to target's.
2099 finalize_sections function.
2100 * output.cc (Output_file_header::do_sized_write): Set ELF file
2101 header's processor-specific flags.
2102 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2103 Input_objects pointer type parameter.
2104 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2105 * target.h (Input_objects): New forward class declaration.
2106 (Target::processor_specific_flags,
2107 Target::are_processor_specific_flags_sect): New method definitions.
2108 (Target::finalize_sections): Add input_objects parameter.
2109 (Target::Target): Initialize processor_specific_flags_ and
2110 are_processor_specific_flags_set_.
2111 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2113 (Target::set_processor_specific_flags): New method definition.
2114 (Target::processor_specific_flags_,
2115 Target::are_processor_specific_flags_set_): New data member
2117 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2118 Input_objects pointer type parameter.
2120 2009-10-30 Doug Kwan <dougkwan@google.com>
2122 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2124 2009-10-28 Ian Lance Taylor <iant@google.com>
2126 * object.h (class Relobj): Drop options parameter from
2127 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2128 do_scan_relocs, do_relocate. Change all callers.
2129 (class Sized_relobj): Drop options parameters from
2130 do_gc_process_relocs, do_scan_relocs, do_relocate,
2131 do_relocate_sections, relocate_sections, emit_relocs_scan,
2132 emit_relocs_scan_reltype. Change all callers.
2133 (struct Relocate_info): Remove options field and all references to
2135 * reloc.h (class Read_relocs): Remove options constructor
2136 parameter and options_ field. Change all callers.
2137 (class Gc_process_relocs, class Scan_relocs): Likewise.
2138 (class Relocate_task): Likewise.
2139 * target-reloc.h (scan_relocs): Remove options parameter. Change
2141 (scan_relocatable_relocs): Likewise.
2142 * target.h (class Sized_target): Remove options parameter from
2143 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2145 * gc.h (gc_process_relocs): Remove options parameter. Change all
2147 * arm.cc: Update functions to remove options parameters.
2148 * i386.cc: Likewise.
2149 * powerpc.cc: Likewise.
2150 * sparc.cc: Likewise.
2151 * x86_64.cc: Likewise.
2152 * testsuite/testfile.cc: Likewise.
2154 2009-10-28 Doug Kwan <dougkwan@google.com>
2156 * arm.cc (Arm_relobj): New class definition.
2157 (Arm_relobj::scan_sections_for_stubs,
2158 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2159 New method definitions.
2161 2009-10-28 Cary Coutant <ccoutant@google.com>
2163 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2164 (Plugin::cleanup_done_): New member.
2165 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2166 (Plugin_manager::cleanup_done_): Remove.
2167 (Plugin_manager::add_input_file): Edit error message.
2168 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2169 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2171 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2173 * fileread.cc: (File_read::View::~View): Use the new
2174 data_ownership_ filed.
2175 (File_read::~File_read): Dispose the new whole_file_view_.
2176 (File_read::open): Mmap the whole file if needed.
2177 (File_read::open): Use whole_file_view_ instead of contents_.
2178 (File_read::find_view): Use whole_file_view_ if applicable.
2179 (File_read::do_read): Use whole_file_view_ instead of contents_.
2180 (File_read::make_view): Use whole_file_view_ instead of contents_,
2181 update File_read::View::View call.
2182 (File_read::find_or_make_view): Update File_read::View::View
2184 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2186 (File_read::View::Data_ownership): New enum.
2187 (File_read::View::View): Replace bool mapped_ with Data_ownership
2189 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2190 (File_read::View::data_ownership_): New field.
2191 (File_read::contents_): Remove (replaced by whole_file_view_).
2192 (File_read::whole_file_view_): New field.
2193 * options.h (class General_options): Add --keep-files-mapped.
2195 2009-10-27 Cary Coutant <ccoutant@google.com>
2197 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2198 * testsuite/Makefile.am (plugin_test_5): New test case.
2199 * testsuite/Makefile.in: Regenerate.
2201 2009-10-25 Doug Kwan <dougkwan@google.com>
2203 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2204 from private to protected to allow access by child class.
2205 (Sized_relobj::do_relocate_sections): New method declaration.
2206 (Sized_relobj::relocate_sections): Virtualize.
2207 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2208 Sized_relobj::relocate_sections. Instantiate template explicitly
2209 for different target sizes and endianity.
2211 2009-10-24 Doug Kwan <dougkwan@google.com>
2213 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2214 (Arm_input_section::as_arm_input_section): New method.
2215 (Arm_output_section): New class definition.
2216 (Arm_output_section::create_stub_group,
2217 Arm_output_section::group_sections): New method definitions.
2219 2009-10-22 Doug Kwan <dougkwan@google.com>
2221 * arm.cc (Arm_input_section): New class definition.
2222 (Arm_input_section::init, Arm_input_section:do_write,
2223 Arm_input_section::set_final_data_size,
2224 Arm_input_section::do_reset_address_and_file_offset): New method
2227 2009-10-21 Doug Kwan <dougkwan@google.com>
2229 * arm.cc (Stub_table, Arm_input_section): New forward class
2231 (Stub_table): New class defintion.
2232 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2233 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2234 New method definition.
2236 2009-10-21 Doug Kwan <dougkwan@google.com>
2238 * arm.cc: Update copyright comments.
2239 (Target_arm): New forward class template declaration.
2240 (Arm_address): New type.
2241 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2242 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2243 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2245 (Insn_template): Same.
2246 (DEF_STUBS): New macro.
2247 (Stub_type): New enum type.
2248 (Stub_template): New class definition.
2251 (Stub_factory): Same.
2252 (Target_arm::Target_arm): Initialize may_use_blx_ and
2253 should_force_pic_veneer_.
2254 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2255 Target_arm::should_force_pic_veneer,
2256 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2257 Target_arm::using_thumb_only, Target_arm:;default_target): New
2259 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2260 New data member declarations.
2261 (Insn_template::size, Insn_template::alignment): New method defintions.
2262 (Stub_template::Stub_template): New method definition.
2263 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2264 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2265 (Stub_factory::Stub_factory): New method definition.
2266 * gold.h (string_hash): New template.
2267 * output.h (Input_section_specifier::hash_value): Use
2269 (Input_section_specifier::string_hash): Remove.
2270 * stringpool.cc (Stringpool_template::string_hash): Use
2273 2009-10-20 Doug Kwan <dougkwan@google.com>
2275 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2276 symbols of relaxed input sections.
2277 * output.h (Output_section::find_relaxed_input_section): Make
2280 2009-10-16 Doug Kwan <dougkwan@google.com>
2282 * dynobj.cc (Versions::Versions): Initialize version_script_.
2283 Only insert base version symbol definition for a shared object
2284 if version script defines any version versions.
2285 (Versions::define_base_version): New method definition.
2286 (Versions::add_def): Check that base version is not needed.
2287 (Versions::add_need): Define base version lazily.
2288 * dynobj.h (Versions::define_base_version): New method declaration.
2289 (Versions::needs_base_version_): New data member declaration.
2290 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2291 (check_DATA): Add no_version_test.stdout.
2292 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2294 * testsuite/Makefile.in: Regenerate.
2295 * testsuite/no_version_test.c: New file.
2296 * testsuite/no_version_test.sh: Ditto.
2298 2009-10-16 Doug Kwan <dougkwan@google.com>
2300 * expression.cc (class Segment_start_expression): New class definition.
2301 (Segment_start_expression::value): New method definition.
2302 (script_exp_function_segment_start): Return a new
2303 Segment_start_expression.
2304 * gold/script-c.h (script_saw_segment_start_expression): New function
2306 * script-sections.cc (Script_sections::Script_sections): Initialize
2307 SAW_SEGMENT_START_EXPRESSION_ to false.
2308 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2309 and -Tbbs options to specify section addresses if given in
2310 command line and no SEGMENT_START expression is seen in a script.
2311 * script-sections.h (Script_sections::saw_segment_start_expression,
2312 Script_sections::set_saw_segment_start_expression): New method
2314 (Script_sections::saw_segment_start_expression_): New data member
2316 * script.cc (script_saw_segment_start_expression): New function.
2317 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2318 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2319 script_test_7.sh and script_test_8.sh.
2320 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2321 script_test_8.stdout.
2322 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2323 (script_test_6, script_test_6.stdout, script_test_7,
2324 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2325 * Makefile.in: Regenerate.
2326 * testsuite/script_test_6.sh: New file.
2327 * testsuite/script_test_6.t: Same.
2328 * testsuite/script_test_7.sh: Same.
2329 * testsuite/script_test_7.t: Same.
2330 * testsuite/script_test_8.sh: Same.
2332 2009-10-16 Doug Kwan <dougkwan@google.com>
2334 * output.cc (Output_segment::set_section_list_address): Cast
2335 expressions to unsigned long long type to avoid format warnings.
2337 2009-10-15 Ian Lance Taylor <iant@google.com>
2339 * script.cc (Script_options::add_symbol_assignment): Always add a
2340 dot assignment to script_sections_.
2341 * script-sections.cc (Script_sections::add_dot_assignment):
2342 Initialize if necessary.
2344 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2345 program headers with no load segment if there is a linker script.
2347 * layout.cc (Layout::set_segment_offsets): Align the file offset
2348 to the segment aligment for -N or -n with no load segment.
2349 * output.cc (Output_segment::add_output_section): Don't crash if
2350 the first section is a TLS section.
2351 (Output_segment::set_section_list_addresses): Print an error
2352 message if the address moves backward in a linker script.
2353 * script-sections.cc
2354 (Output_section_element_input::set_section_addresses): Don't
2355 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2356 (Orphan_output_section::set_section_addresses): Likewise.
2358 2009-10-15 Doug Kwan <dougkwan@google.com>
2360 * layout.cc (Layout::finish_dynamic_section): Generate tags
2361 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2362 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2363 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2365 2009-10-14 Ian Lance Taylor <iant@google.com>
2367 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2369 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2370 data_shdr fields of relinfo.
2371 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2372 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2373 R_386_TLS_LDO_32, adjust based on section flags.
2374 (Target_i386::Relocate::fix_up_ldo): Remove.
2376 2009-10-13 Ian Lance Taylor <iant@google.com>
2378 Add support for -pie.
2379 * options.h (class General_options): Add -pie and
2381 (General_options::output_is_position_independent): Test -pie.
2382 (General_options::output_is_executable): Return true if not shared
2383 and not relocatable.
2384 (General_options::output_is_pie): Remove.
2385 * options.cc (General_options::finalize): Reject incompatible uses
2387 * gold.cc (queue_middle_tasks): A -pie link is not static.
2388 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2389 * symtab.cc (Symbol::final_value_is_known): Return false if
2390 output_is_position_independent.
2391 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2392 output_is_position_independent.
2393 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2394 output_is_position_independent.
2395 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2396 output_is_position_independent.
2397 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2399 (basic_pie_test.o, basic_pie_test): New targets.
2400 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2401 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2402 (two_file_pie_test): New target.
2403 * testsuite/Makefile.in: Rebuild.
2404 * README: Remove note saying that -pie is not supported.
2406 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2408 * options.h (class General_options): Add -init and -fini.
2409 * layout.cc (Layout::finish_dynamic_section): Emit
2410 given init and fini functions.
2412 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2414 * gc.h (gc_process_relocs): Check if icf is enabled using new
2416 * gold.cc (queue_initial_tasks): Likewise.
2417 (queue_middle_tasks): Likewise.
2418 * object.cc (do_layout): Likewise.
2419 * symtab.cc (is_section_folded): Likewise.
2420 * main.cc (main): Likewise.
2421 * reloc.cc (Read_relocs::run): Likewise.
2422 (Sized_relobj::do_scan_relocs): Likewise.
2423 * icf.cc (is_function_ctor_or_dtor): New function.
2424 (Icf::find_identical_sections): Check if function is ctor or dtor when
2426 * options.h (General_options::icf): Change option to be an enum.
2427 (Icf_status): New enum.
2428 (icf_enabled): New method.
2429 (icf_safe_folding): New method.
2430 (set_icf_status): New method.
2431 (icf_status_): New variable.
2432 * (options.cc) (General_options::finalize): Set icf_status_.
2433 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2434 icf_test and icf_keep_unique_test to use the --icf enum flag.
2435 * testsuite/icf_safe_test.sh: New file.
2436 * testsuite/icf_safe_test.cc: New file.
2438 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2440 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2441 includes to gc.h and icf.h.
2442 * arm.cc: Include gc.h.
2443 * gold.cc: Likewise.
2444 * i386.cc: Likewise.
2445 * powerpc.cc: Likewise.
2446 * sparc.cc: Likewise.
2447 * x86_64.cc: Likewise.
2448 * gc.h: Include icf.h.
2450 2009-10-11 Ian Lance Taylor <iant@google.com>
2452 * plugin.cc: Include "gold.h" before other header files.
2454 2009-10-10 Chris Demetriou <cgd@google.com>
2456 * options.h (Input_file_argument::Input_file_type): New enum.
2457 (Input_file_argument::is_lib_): Replace with...
2458 (Input_file_argument::type_): New member.
2459 (Input_file_argument::Input_file_argument): Take Input_file_type
2460 'type' rather than boolean 'is_lib' as second argument.
2461 (Input_file_argument::is_lib): Use type_.
2462 (Input_file_argument::is_searched_file): New function.
2463 (Input_file_argument::may_need_search): Handle is_searched_file.
2464 * options.cc (General_options::parse_library): Support -l:filename.
2465 (General_options::parse_just_symbols): Update for Input_file_argument
2467 (Command_line::process): Likewise.
2468 * archive.cc (Archive::get_file_and_offset): Likewise.
2469 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2470 * script.cc (read_script_file, script_add_file): Likewise.
2471 * fileread.cc (Input_file::Input_file): Likewise.
2472 (Input_file::will_search_for): Handle is_searched_file.
2473 (Input_file::open): Likewise.
2474 * readsyms.cc (Read_symbols::get_name): Likewise.
2475 * testsuite/Makefile.am (searched_file_test): New test.
2476 * testsuite/Makefile.in: Regenerate.
2477 * testsuite/searched_file_test.cc: New file.
2478 * testsuite/searched_file_test_lib.cc: New file.
2480 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2481 Ian Lance Taylor <iant@google.com>
2483 * descriptor.cc: Include <cstdio> and "binary-io.h".
2484 (Descriptors::open): Open the files in binary mode always.
2485 * script.cc (Lex::get_token): Treat \r as whitespace.
2487 2009-10-09 Ian Lance Taylor <iant@google.com>
2489 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2491 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2492 Ian Lance Taylor <iant@google.com>
2494 * configure.ac: Check for readv function also.
2495 * fileread.cc (readv): Define if not HAVE_READV.
2496 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2498 * config.in: Regenerate.
2499 * configure: Regenerate.
2501 2009-10-09 Doug Kwan <dougkwan@google.com>
2503 * layout.cc (Layout::make_output_section): Call target hook to make
2504 ordinary output section.
2505 (Layout::finalize): Adjust parameter list of call the
2506 Target::may_relax().
2507 * layout.h (class Layout::section_list): New method.
2508 * merge.h (Output_merge_base::entsize): Change visibility to public.
2509 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2511 (Output_merge_string::do_is_string): New method.
2512 * object.cc (Sized_relobj::do_setup): renamed from
2513 Sized_relobj::set_up.
2514 * object.h (Sized_relobj::adjust_shndx,
2515 Sized_relobj::initializ_input_to_output_maps,
2516 Sized_relobj::free_input_to_output_maps): Change visibilities to
2518 (Sized_relobj::setup): Virtualize.
2519 (Sized_relobj::do_setup): New method declaration.
2520 (Sized_relobj::invalidate_section_offset,
2521 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2522 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2523 * options.cc (parse_int): New function.
2524 * options.h (parse_int): New declaration.
2525 (DEFINE_int): New macro.
2526 (stub_group_size): New option.
2527 * output.cc (Output_section::Output_section): Initialize memebers
2528 merge_section_map_, merge_section_by_properties_map_,
2529 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2530 (Output_section::add_input_section): Handled deferred code-fill
2531 generation and remove an old comment.
2532 (Output_section::add_relaxed_input_section): New method definition.
2533 (Output_section::add_merge_input_section): Use merge section by
2534 properties map to speed to search. Update merge section maps
2536 (Output_section::build_relaxation_map): New method definition.
2537 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2539 (Output_section::relax_input_section): Renamed to
2540 Output_section::convert_input_sections_to_relaxed_sections and change
2541 interface to take a vector of pointers to relaxed sections.
2542 (Output_section::find_merge_section,
2543 Output_section::find_relaxed_input_section): New method definitions.
2544 (Output_section::is_input_address_mapped,
2545 Output_section::output_offset, Output_section::output_address):
2546 Use output section data maps to speed up searching.
2547 (Output_section::find_starting_output_address): Add comments.
2548 (Output_section::do_write,
2549 Output_section::write_to_postprocessing_buffer): Do code-fill
2550 generation as appropriate.
2551 (Output_section::get_input_sections): Invalidate relaxed input section
2553 (Output_section::restore_states): Adjust type of checkpoint .
2554 Invalidate relaxed input section map.
2555 * output.h (Output_merge_base): New class declaration.
2556 (Input_section_specifier): New class defintion.
2557 (class Output_relaxed_input_section) Change base class to
2558 Output_section_data_build.
2559 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2560 base class initializer.
2561 (Output_section::add_relaxed_input_section): New method declaration.
2562 (Output_section::Input_section): Change visibility to protected.
2563 (Output_section::Input_section::relobj,
2564 Output_section::Input_section::shndx): Handle relaxed input sections.
2565 Output_section::input_sections) Change visibility to protected. Also
2566 define overload to return a non-const pointer.
2567 (Output_section::Merge_section_properties): New class defintion.
2568 (Output_section::Merge_section_by_properties_map,
2569 Output_section::Output_section_data_by_input_section_map,
2570 Output_section::Relaxation_map): New types.
2571 (Output_section::relax_input_section): Rename method to
2572 Output_section::convert_input_sections_to_relaxed_sections and change
2573 interface to take a vector of relaxed section pointers.
2574 (Output_section::find_merge_section,
2575 Output_section::find_relaxed_input_section,
2576 Output_section::build_relaxation_map,
2577 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2578 New method declarations.
2579 (Output_section::merge_section_map_
2580 Output_section::merge_section_by_properties_map_,
2581 Output_section::relaxed_input_section_map_,
2582 Output_section::is_relaxed_input_section_map_valid_,
2583 Output_section::generate_code_fills_at_write_): New data members.
2584 * script-sections.cc
2585 (Output_section_element_input::set_section_addresses): Call
2586 current_data_size and addralign methods of relaxed input sections.
2587 (Orphan_output_section::set_section_addresses): Call current_data_size
2588 and addralign methods of relaxed input sections.
2589 * symtab.cc (Symbol_table::compute_final_value): Extract template
2590 from the body of Symbol_table::sized_finalize_symbol.
2591 (Symbol_table::sized_finalized_symbol): Call
2592 Symbol_table::compute_final_value.
2593 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2594 (Symbol_table::compute_final_value): New templated method declaration.
2595 * target.cc (Target::do_make_output_section): New method defintion.
2596 * target.h (Target::make_output_section): New method declaration.
2597 (Target::relax): Add more parameters for input objects, symbol table
2598 and layout. Adjust call to do_relax.
2599 (Target::do_make_output_section): New method declaration.
2600 (Target::do_relax): Add parameters for input objects, symbol table
2603 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2605 * pread.c: Include stdio.h.
2607 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2609 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2612 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2614 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2615 Change read_shndx type to unsigned int.
2616 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2618 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2619 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2620 Change read_shndx type to unsigned int.
2621 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2623 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2624 * layout.cc (Layout::create_symtab_sections): Cast the result of
2625 local_symcount * symsize to off_t in the gold_assert.
2627 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2629 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2630 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2632 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2633 (Arm_relocate_functions::thm_abs5): New function.
2634 (Arm_relocate_functions::abs12): New function.
2635 (Arm_relocate_functions::abs16): New function.
2636 (Arm_relocate_functions::base_abs): New function.
2637 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2638 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2639 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2641 (Scan::global): Likewise.
2642 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2643 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2644 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2645 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2648 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2650 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2651 (Arm_relocate_functions::movt_prel): New function.
2652 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2653 (Arm_relocate_functions::thm_movt_prel): New function.
2654 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2655 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2656 (Scan::global, Relocate::relocate): Likewise.
2657 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2659 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2661 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2662 Incremental_checker.
2663 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2665 (class Incremental_inputs_header): New class.
2666 (Incremental_inputs_header_writer): Edit comment.
2667 (Incremental_inputs_entry): New class.
2668 (Incremental_inputs_entry_writer): Edit comment.
2669 (Sized_incremental_binary::do_find_incremental_inputs_section):
2670 Add *strtab_shndx parameter, fill it.
2671 (Sized_incremental_binary::do_check_inputs): New method.
2672 (Incremental_checker::can_incrementally_link_output_file): Use
2673 Sized_incremental_binary::check_inputs.
2674 (Incremental_inputs::report_command_line): Save command line in
2677 (Incremental_binary::find_incremental_inputs_section): New
2679 (Incremental_binary::do_find_incremental_inputs_section): Add
2680 strtab_shndx parameter.
2681 (Incremental_binary::do_check_inputs): New pure virtual method.
2682 (Sized_incremental_binary::do_check_inputs): Declare.
2683 (Incremental_checker::Incremental_checker): Add incremental_inputs
2684 parameter, use it to initialize incremental_inputs_.
2685 (Incremental_checker::incremental_inputs_): New field.
2686 (Incremental_checker::command_line): New method.
2687 (Incremental_checker::inputs): New method.
2688 (Incremental_checker::command_line_): New field.
2690 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2692 * incremental.cc: Include <cstdarg> and "target-select.h".
2693 (vexplain_no_incremental): New function.
2694 (explain_no_incremental): New function.
2695 (Incremental_binary::error): New method.
2696 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2698 (make_sized_incremental_binary): New function.
2699 (open_incremental_binary): New function.
2700 (can_incrementally_link_file): Add checks if output is ELF and has
2702 * incremental.h: Include "elfcpp_file.h" and "output.h".
2703 (Incremental_binary): New class.
2704 (Sized_incremental_binary): New class.
2705 (open_incremental_binary): Declare.
2706 * object.cc (is_elf_object): Use
2707 elfcpp::Elf_recognizer::is_elf_file.
2708 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2709 * output.h (Output_file::filesize): New method.
2711 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2713 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2715 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2716 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2718 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2720 (Arm_relocate_functions::movw_abs_nc): New function.
2721 (Arm_relocate_functions::movt_abs): New function.
2722 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2723 (Arm_relocate_functions::thm_movt_abs): New function.
2724 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2725 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2726 (Scan::global): Likewise.
2727 (Relocate::relocate): Likewise.
2728 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2730 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2732 * arm.cc (Arm_relocate_functions::got_prel) New function.
2733 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2734 (Relocate::relocate): Likewise.
2735 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2737 2009-10-06 Ian Lance Taylor <iant@google.com>
2739 * options.h (class General_options): Define
2740 split_stack_adjust_size parameter.
2741 * object.h (class Object): Add uses_split_stack_ and
2742 has_no_split_stack_ fields. Add uses_split_stack and
2743 has_no_split_stack accessor functions. Declare
2744 handle_split_stack_section.
2745 (class Reloc_symbol_changes): Define.
2746 (class Sized_relobj): Define Function_offsets. Declare
2747 split_stack_adjust, split_stack_adjust_reltype, and
2749 * object.cc (Object::handle_split_stack_section): New function.
2750 (Sized_relobj::do_layout): Call handle_split_stack_section.
2751 * dynobj.cc (Sized_dynobj::do_layout): Call
2752 handle_split_stack_section.
2753 * reloc.cc (Sized_relobj::relocate_sections): Call
2754 split_stack_adjust for executable sections in split_stack
2755 objects. Pass reloc_map to relocate_section.
2756 (Sized_relobj::split_stack_adjust): New function.
2757 (Sized_relobj::split_stack_adjust_reltype): New function.
2758 (Sized_relobj::find_functions): New function.
2759 * target-reloc.h: Include "object.h".
2760 (relocate_section): Add reloc_symbol_changes parameter. Change
2762 * target.h (class Target): Add calls_non_split method. Declare
2763 do_calls_non_split virtual method. Declare match_view and
2765 * target.cc: Include "elfcpp.h".
2766 (Target::do_calls_non_split): New function.
2767 (Target::match_view): New function.
2768 (Target::set_view_to_nop): New function.
2769 * gold.cc (queue_middle_tasks): Give an error if mixing
2770 split-stack and non-split-stack objects with -r.
2771 * i386.cc (Target_i386::relocate_section): Add
2772 reloc_symbol_changes parameter.
2773 (Target_i386::do_calls_non_split): New function.
2774 * x86_64.cc (Target_x86_64::relocate_section): Add
2775 reloc_symbol_changes parameter.
2776 (Target_x86_64::do_calls_non_split): New function.
2777 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2779 * powerpc.cc (Target_powerpc::relocate_section): Add
2780 reloc_symbol_changes parameter.
2781 * sparc.cc (Target_sparc::relocate_section): Add
2782 reloc_symbol_changes parameter.
2783 * configure.ac: Call AM_CONDITIONAL for the default target.
2784 * configure: Rebuild.
2785 * testsuite/Makefile.am (TEST_AS): New variable.
2786 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2787 (check_DATA): Add split_i386 and split_x86_64 files.
2788 (SPLIT_DEFSYMS): Define.
2789 (split_i386_[1234n].o): New targets.
2790 (split_i386_[124]): New targets.
2791 (split_i386_[1234r].stdout): New targets.
2792 (split_x86_64_[1234n].o): New targets.
2793 (split_x86_64_[124]): New targets.
2794 (split_x86_64_[1234r].stdout): New targets.
2795 (MOSTLYCLEANFILES): Add new executables.
2796 * testsuite/split_i386.sh: New file.
2797 * testsuite/split_x86_64.sh: New file.
2798 * testsuite/split_i386_1.s: New file.
2799 * testsuite/split_i386_2.s: New file.
2800 * testsuite/split_i386_3.s: New file.
2801 * testsuite/split_i386_4.s: New file.
2802 * testsuite/split_i386_n.s: New file.
2803 * testsuite/split_x86_64_1.s: New file.
2804 * testsuite/split_x86_64_2.s: New file.
2805 * testsuite/split_x86_64_3.s: New file.
2806 * testsuite/split_x86_64_4.s: New file.
2807 * testsuite/split_x86_64_n.s: New file.
2808 * testsuite/testfile.cc (Target_test): Update relocation_section
2810 * testsuite/Makefile.in: Rebuild.
2812 2009-10-06 Ian Lance Taylor <iant@google.com>
2814 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2815 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2816 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2817 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2818 the address on ldo_addrs_.
2819 (Target_i386::Relocate::fix_up_ldo): New function.
2821 2009-10-06 Rafael Espindola <espindola@google.com>
2823 * plugin.cc (add_input_library): New.
2824 (Plugin::load): Add add_input_library to tv.
2825 (Plugin_manager::add_input_file): Add the is_lib argument.
2826 (add_input_file): Update call to Plugin_manager::add_input_file.
2827 (add_input_library): New.
2828 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2830 2009-09-30 Doug Kwan <dougkwan@google.com>
2832 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2833 symbol and call Symbol::may_need_copy_reloc to determine if
2834 a copy reloc is needed.
2835 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2836 nocopyreloc is given in command line.
2837 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2838 given in command line.
2839 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2840 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2841 of the removed Target_i386::may_need_copy_reloc.
2842 * options.h (copyreloc): New option with default value false.
2843 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2844 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2845 instead of the removed Target_powerpc::may_need_copy_reloc.
2846 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2847 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2848 instead of the removed Target_sparc::may_need_copy_reloc.
2849 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2850 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2851 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2852 instead of the removed Target_x86_64::may_need_copy_reloc.
2854 2009-09-30 Ian Lance Taylor <iant@google.com>
2856 * object.h (class Object): Remove target_ field, and target,
2857 sized_target, and set_target methods.
2858 (Object::sized_target): Remove.
2859 (class Sized_relobj): Update declarations. Remove sized_target.
2860 * object.cc (Sized_relobj::setup): Remove target parameter.
2862 (Input_objects::add_object): Don't do anything with the target.
2863 (make_elf_sized_object): Add punconfigured parameter. Change all
2864 callers. Set or test parameter target.
2865 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2867 * parameters.cc (Parameters::set_target): Change parameter type to
2869 (Parameters::default_target): Remove.
2870 (set_parameters_target): Change parameter type to be non-const.
2871 (parameters_force_valid_target): New function.
2872 (parameters_clear_target): New function.
2873 * parameters.h (class Parameters): Update declarations. Remove
2874 default_target method. Add sized_target and clear_target
2875 methods. Change target_ to be non-const.
2876 (set_parameters_target): Update declaration.
2877 (parameters_force_valid_target): Declare.
2878 (parameters_clear_target): Declare.
2879 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2880 as NULL if we aren't searching.
2881 (Add_symbols::run): Don't check for compatible target.
2882 * fileread.cc (Input_file::open_binary): Call
2883 parameters_force_valid_target.
2884 * gold.cc (queue_middle_tasks): Likewise.
2885 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2886 set_target on object.
2887 * dynobj.h (class Sized_dynobj): Update declarations.
2888 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2889 make_elf_object returns NULL.
2890 (Archive::include_member): Don't check whether object target is
2892 * output.cc (Output_section::add_input_section): Get target from
2894 (Output_section::relax_input_section): Likewise.
2895 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2897 (Sized_relobj::do_scan_relocs): Likewise.
2898 (Sized_relobj::relocate_sections): Likewise.
2899 * resolve.cc (Symbol_table::resolve): Likewise.
2900 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2901 parameter. Change all callers.
2902 (Symbol_table::add_from_object): Get target from parameters.
2903 (Symbol_table::add_from_relobj): Don't check object target.
2904 (Symbol_table::add_from_dynobj): Likewise.
2905 (Symbol_table::define_special_symbol): Get target from
2907 * symtab.h (class Symbol_table): Update declaration.
2908 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2909 parameter. Change all callers. Clear parameter target.
2910 (Binary_test): Test target here.
2911 * testsuite/object_unittest.cc (gold_testsuite): Remove
2912 target_test_pointer parameter. Change all callers.
2913 (Object_test): Test target here.
2915 2009-09-26 Ian Lance Taylor <iant@google.com>
2917 * testsuite/initpri1.c: Don't try to use constructor priorities if
2918 compiling with gcc before 4.3.
2920 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2922 * testsuite/retain_symbols_file_test.sh (check_present): Change
2923 output file name to retain_symbols_file_test.stdout.
2924 (check_absent): Likewise.
2926 2009-09-18 Craig Silverstein <csilvers@google.com>
2928 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2929 * options.cc: Include <cerrno> and <fstream>.
2930 (General_options::finalize): Parse -retain-symbols-file tag.
2931 * options.h: New flag.
2932 (General_options): New method should_retain_symbol, new
2933 variable symbols_to_retain.
2934 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2935 should_retain_symbol map.
2936 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2937 * testsuite/Makefile.in: Regenerate.
2938 * testsuite/retain_symbols_file_test.sh: New file.
2940 2009-09-18 Nick Clifton <nickc@redhat.com>
2942 * po/es.po: Updated Spanish translation.
2944 2009-09-17 Doug Kwan <dougkwan@google.com>
2946 * debug.h (DEBUG_RELAXATION): New constant.
2947 (DEBUG_ALL): Add DEBUG_RELAXATION.
2948 (debug_string_to_enum): Add relaxation debug option.
2950 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2951 Layout::Relaxation_debug_check::read_sections,
2952 Layout::Relaxation_debug_check::read_sections): New method definitions.
2953 (Layout::Layout): Initialize data members
2954 record_output_section_data_from_scrips_,
2955 script_output_section_data_list_ and relaxation_debug_check_.
2956 (Layout::save_segments, Layout::restore_segments,
2957 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2958 Layout::relaxation_loop_body): New method definitions.
2959 (Layout::finalize): Support relaxation. Move section layout code to
2960 Layout::relaxation_loop_body.
2961 (Layout::set_asection_address_from_script): Move code for orphan
2962 section placement out.
2963 (Layout::place_orphan_sections_in_script): New method definition.
2964 * layout.h (Output_segment_headers, Output_file_header):
2965 New forward class declarations.
2966 (Layout::~Layout): Define.
2967 (Layout::new_output_section_data_from_script): New method definition.
2968 (Layout::place_orphan_sections_in_script): New method declaration.
2969 (Layout::Segment_states): New type declaration.
2970 (Layout::save_segments, Layout::restore_segments,
2971 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2972 Layout::relaxation_loop_body): New method declarations.
2973 (Layout::Output_section_data_list): New type declaration.
2974 (Layout::Relaxation_debug_check): New class definition.
2975 (Layout::record_output_section_data_from_script_,
2976 Layout::script_output_section_data_list_, Layout::segment_states_,
2977 Layout::relaxation_debug_check_): New data members.
2978 * output.cc: (Output_section_headers::do_size): New method definition.
2979 (Output_section_headers::Output_section_headers): Move size
2980 computation to Output_section_headers::do_size.
2981 (Output_segment_headers::do_size): New method definition.
2982 (Output_file_header::Output_file_header): Move size computation to
2983 Output_file_header::do_size and call it.
2984 (Output_file_header::do_size): New method definition.
2985 (Output_data_group::Output_data_group): Adjust call to
2986 Output_section_data.
2987 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2988 (Output_symtab_xindex::do_write): Add array bound check.
2989 (Output_section::Input_section::print_to_mapfile): Handle
2990 RELAXED_INPUT_SECTION_CODE.
2991 (Output_section::Output_section): Initialize data member checkpoint_.
2992 (Output_section::~Output_section): Delete checkpoint object pointed
2994 (Output_section::add_input_section): Always add an Input_section if
2996 (Output_section::add_merge_input_section): Add assert.
2997 (Output_section::relax_input_section): New method definition.
2998 (Output_section::set_final_data_size): Set load address to zero for
2999 an unallocated section.
3000 (Output_section::do_address_and_file_offset_have_reset_values):
3001 New method definition.
3002 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3003 Handle relaxed input section.
3004 (Output_section::sort_attached_input_sections): Checkpoint input
3005 section list lazily.
3006 (Output_section::get_input_sections): Change type of input_sections to
3007 list of Simple_input_section pointers. Checkpoint input section list
3008 lazily. Also handle relaxed input sections.
3009 (Output_section::add_input_section_for_script): Take a reference to
3010 a Simple_input_section object instead of Relobj pointer and section
3011 index as parameter. Handle relaxed input sections.
3012 (Output_section::save_states, Output_section::restore_states): New
3014 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3015 (Output_data::is_data_size_fixed): New method definition.
3016 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3018 (Output_data::address_and_file_offset_have_reset_values): New method
3020 (Output_data::do_address_and_file_offset_have_reset_values): New method
3022 (Output_data::set_data_size): Check that data size is not fixed.
3023 (Output_data::fix_data_size): New method definition.
3024 (Output_data::is_data_size_fixed_): New data member.
3025 (Output_section_headers::set_final_data_size): New method definition.
3026 (Output_section_headers::do_size): New method declaration.
3027 (Output_segment_headers::set_final_data_size): New method definition.
3028 (Output_segment_headers::do_size): New method declaration.
3029 (Output_file_header::set_final_data_size)::New method definition.
3030 (Output_file_header::do_size)::New method declaration.
3031 (Output_section_data::Output_section_data): Add new parameter
3032 is_data_size_fixed and use it to fix data size.
3033 (Output_data_const::Output_data_const): Adjust call to base class
3034 constructor and fix data size.
3035 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3036 base class constructor and fix data size.
3037 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3038 base class constructor and fix data size.
3039 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3040 class constructor and fix data size.
3041 (Output_data_group::set_final_data_size): New method definition.
3042 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3043 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3044 class constructor and fix data size.
3045 (Output_relaxed_input_section): New class definition.
3046 (Output_section::Simple_input_section): New class definition.
3047 (Output_section::get_input_sections): Adjust parameter list.
3048 (Output_section::add_input_section_for_script): Same.
3049 (Output_section::save_states, Output_section::restore_states,
3050 Output_section::do_address_and_file_offset_have_reset_values,
3051 (Output_section::Input_section::Input_section): Handle
3052 RELAXED_INPUT_SECTION_CODE. Add new overload for
3053 Output_relaxed_input_section.
3054 (Output_section::Input_section::is_input_section,
3055 Output_section::Input_section::set_output_section): Handle relaxed
3057 (Output_section::Input_section::is_relaxed_input_section,
3058 Output_section::Input_section::output_section_data,
3059 Output_section::Input_section::relaxed_input_section): New method
3061 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3063 (Output_section::Input_section::u1_): Update comments.
3064 (Output_section::Input_section::u2_): Add new union member poris.
3065 (Output_section::Checkpoint_output_section): New classs definition.
3066 (Output_section::relax_input_section): New method declaration.
3067 (Output_section::checkpoint_): New data member.
3068 (Output_segment): Update comments.
3069 (Output_segment::Output_segment): Un-privatize copy constructor.
3070 (Output_segment::operator=): Un-privatize.
3071 * script-sections.cc (Output_section_element::Input_section_list):
3072 Change element type to Output_section::Simple_input_section.
3073 (Output_section_element_dot_assignment::set_section_addresses):
3074 Register output section data for relaxation clean up.
3075 (Output_data_exression::Output_data_expression): Adjust call to base
3076 constructor to fix data size.
3077 (Output_section_element_data::set_section_addresses): Register
3078 Output_data_expression object for relaxation clean up.
3079 (struct Input_section_info): Replace Relobj pointer and section index
3080 pair with Output_section::Simple_input_section and Convert struct to a
3082 (Input_section_sorter::operator()): Adjust access to
3083 Input_section_info data member to use accessors.
3084 (Output_section_element_input::set_section_addresses): Use layout
3085 parameter. Adjust code to use Output_section::Simple_input_section
3086 and Input_secction_info classes. Register filler for relaxation
3088 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3089 and section index pair with Output_section::Simple_input_section
3090 class. Adjust code accordingly.
3091 (Phdrs_element::release_segment): New method definition.
3092 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3094 (Script_sections::release_segments): New method definition.
3095 * gold/script-sections.h (Script_sections::release_segments): New
3097 * gold/target.h (Target::may_relax, Target::relax,
3098 Target::do_may_relax, Target::do_relax): New method definitions.
3100 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3102 * arm.cc (has_signed_unsigned_overflow): New function.
3103 (Arm_relocate_functions::abs8): New function.
3104 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3105 (Target_arm::Scan::global): Likewise.
3106 (Target_arm::relocate::relocate): Likewise.
3107 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3110 2009-09-16 Cary Coutant <ccoutant@google.com>
3112 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3113 * testsuite/Makefile.in: Regenerate.
3115 2009-09-11 Nick Clifton <nickc@redhat.com>
3117 * po/gold.pot: Updated by the Translation project.
3119 2009-09-08 Cary Coutant <ccoutant@google.com>
3121 * output.cc (Output_file::open): Add execute permission to empty file.
3122 * testsuite/Makefile.am (permission_test): New test.
3123 * testsuite/Makefile.in: Regenerate.
3125 2009-09-02 Ian Lance Taylor <iant@google.com>
3127 * output.cc (Output_file::resize): Call map_no_anonymous rather
3130 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3132 * gold.cc: Include "incremental.h".
3133 (queue_initial_tasks): Call Incremental_checker methods.
3134 * incremental.cc: Include "output.h".
3135 (Incremental_checker::can_incrementally_link_output_file): New
3137 * incremental.h (Incremental_checker): New class.
3139 * output.cc (Output_file::open_for_modification): New method.
3140 (Output_file::map_anonymous): Changed return type to bool. Record
3142 (Output_file::map_no_anonymous): New method, broken out of map.
3143 (Output_file::map): Use map_no_anonymous and map_anonymous.
3144 * output.h (class Output_file): Update declarations.
3146 2009-08-24 Cary Coutant <ccoutant@google.com>
3148 * options.h (Command_line::Pre_options): New class.
3149 (Command_line::pre_options): New member.
3150 * options.cc (gold::options::ready_to_register): New variable.
3151 (One_option::register_option): Do nothing if not registering options.
3152 Assert if same short option registered twice.
3153 (General_options::General_options): Turn off option registration when
3155 (Command_line::Pre_options::Pre_options): New constructor.
3157 2009-08-24 Cary Coutant <ccoutant@google.com>
3159 * options.h (General_options::no_keep_memory): Remove incorrect
3162 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3164 * Makefile.am (am__skiplex, am__skipyacc): New.
3165 * Makefile.in: Regenerate.
3167 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3169 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3170 (INCLUDES): ... this.
3171 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3172 (AM_CPPFLAGS): Renamed from ...
3173 (INCLUDE): ... this.
3174 * Makefile.in, testsuite/Makefile.in: Regenerate.
3176 * Makefile.in: Regenerate.
3177 * aclocal.m4: Likewise.
3178 * config.in: Likewise.
3179 * configure: Likewise.
3180 * testsuite/Makefile.in: Likewise.
3182 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3183 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3184 * Makefile.in: Regenerate.
3185 * testsuite/Makefile.in: Regenerate.
3187 2009-08-19 Cary Coutant <ccoutant@google.com>
3189 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3190 symbols in shared libraries overridden by hidden or internal symbols
3191 in the main program.
3193 2009-08-19 Chris Demetriou <cgd@google.com>
3195 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3196 checking source file names in error messages.
3198 2009-08-18 Doug Kwan <dougkwan@google.com>
3200 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3201 an elcpp::Ehdr as parameter. Adjust call to set_target.
3202 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3203 an elfcpp::Ehdr as parameter.
3204 * object.cc (Object::set_target): Remove the version that looks up
3205 a target and sets it.
3206 (Sized_relobj::setup): Take a Target object instead of
3207 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3208 (make_elf_sized_object): Find target and ask target to
3210 * object.h: (Object::set_target): Remove the version that looks up
3211 a target and sets it.
3212 (Sized_relobj::setup): Take a Target object instead of
3213 an elfcpp:Ehdr as parameter.
3214 * target.cc: Include dynobj.h.
3215 (Target::do_make_elf_object_implementation): New.
3216 (Target::do_make_elf_object): New.
3217 * target.h (Target::make_elf_object): New template declaration.
3218 (Target::do_make_elf_object): New method declarations.
3219 (Target::do_make_elf_object_implementation): New template declaration.
3221 2009-08-14 Ian Lance Taylor <iant@google.com>
3223 * gold.h (FUNCTION_NAME): Define.
3224 (gold_unreachable): Use FUNCTION_NAME.
3226 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3228 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3229 symbol in the --keep-unique list is not found.
3231 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3233 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3234 been maked as --keep-unique.
3235 (Icf::unfold_section): New function.
3236 * icf.h (Icf::unfold_section): New function.
3237 * options.h (General_options::keep_unique): New option.
3238 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3239 * testsuite/Makefile.in: Regenerate.
3240 * testsuite/icf_keep_unique_test.sh: New file.
3241 * testsuite/icf_keep_unique_test.cc: New file.
3243 2009-08-12 Cary Coutant <ccoutant@google.com>
3246 * resolve.cc (Symbol_table::resolve): Check for references from
3247 dynamic objects to hidden and internal symbols.
3248 * testsuite/Makefile.am (hidden_test.sh): New test.
3249 * testsuite/Makefile.in: Regenerate.
3250 * testsuite/hidden_test.sh: New script.
3251 * testsuite/hidden_test_1.c: New test source.
3252 * testsuite/hidden_test_main.c: New test source.
3254 2009-08-11 Doug Kwan <dougkwan@google.com>
3256 * arm.cc: Update comments.
3257 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3258 segment to locate the .ARM.exidx section if present.
3260 2009-08-09 Doug Kwan <dougkwan@google.com>
3262 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3265 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3266 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3269 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3271 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3272 valid tls_segment only for non-debug-section relocations.
3273 * testsuite/Makefile.am: Add gc_tls_test.
3274 * testsuite/Makefile.in: Regenerate.
3275 * testsuite/gc_tls_test.cc: New file.
3276 * testsuite/gc_tls_test.sh: New file.
3278 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3282 * Makefile.am (CCFILES): Add icf.cc.
3284 * Makefile.in: Regenerate.
3285 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3286 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3287 section, symbol and addend information for the relocs.
3288 * gold.cc (queue_middle_tasks): Call identical code folding.
3289 * gold.h: Add defines for multimap.
3290 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3291 to the call of finalize_local_symbols.
3292 * main.cc (main): Create object of class Icf.
3293 * object.cc (Sized_relobj::do_layout): Allow this function to be
3294 called twice during icf.
3295 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3296 to sections marked as identical by icf.
3297 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3299 (Sized_relobj::do_section_entsize): New function.
3300 * object.h (Object::section_entsize): New function.
3301 (Object::do_section_entsize): New pure virtual function.
3302 (Relobj::finalize_local_symbols): Add new parameter.
3303 (Relobj::do_section_entsize): New function.
3304 * options.h (General_options::icf): New option.
3305 (General_options::icf_iterations): New option.
3306 (General_options::print_icf_sections): New option.
3307 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3308 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3309 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3311 * symtab.cc (Symbol_table::is_section_folded): New function.
3312 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3313 to sections marked as identical by icf.
3314 * symtab.h (Symbol_table::set_icf): New function.
3315 (Symbol_table::icf): New function.
3316 (Symbol_table::is_section_folded): New function.
3317 (Symbol_table::icf_): New data member.
3318 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3319 * testsuite/Makefile.am: Add commands to build icf_test.
3320 * testsuite/Makefile.in: Regenerate.
3321 * testsuite/icf_test.sh: New file.
3322 * testsuite/icf_test.cc: New file.
3324 2009-07-24 Chris Demetriou <cgd@google.com>
3326 * layout.cc (is_compressible_debug_section): Fix incorrect
3327 comment about compressed section names.
3329 2009-07-20 Ian Lance Taylor <ian@airs.com>
3332 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3334 2009-07-16 Ian Lance Taylor <iant@google.com>
3337 * layout.h: #include <map>.
3338 (class Kept_section): Change from struct to class. Add accessors
3339 and setters. Add section size to Comdat_group mapping. Change
3340 Comdat_group to std::map. Add is_comdat_ field. Add
3341 linkonce_size field in union.
3342 (class Layout): Update declaration of find_or_add_kept_section.
3343 Don't declare find_kept_object.
3344 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3345 parameter. Add object, shndx, is_comdat, and is_group_name
3346 parameters. Change all callers. Adjust for new Kept_section.
3347 (Layout::find_kept_object): Remove.
3348 * object.cc (Sized_relobj::include_section_group): Update use of
3349 Kept_section. Rename secnum to shndx. Only record
3350 Kept_comdat_section if sections are the same size.
3351 (Sized_relobj::include_linkonce_section): Update use of
3352 Kept_section. Only record Kept_comdat_section if sections are the
3353 same size. Set size of linkonce section.
3354 (Sized_relobj::map_to_kept_section): Update call to
3355 get_kept_comdat_section.
3356 * object.h (class Sized_relobj): Rename fields in
3357 Kept_comdat_section to drop trailing underscores; change object
3358 field to Relobj*. Change Kept_comdat_section_table to store
3359 struct rather than pointer.
3360 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3361 Add kept_object and kept_shndx parameters. Change all callers.
3362 (Sized_relobj::get_kept_comdat_section): Change return type to
3363 bool. Add kept_object and kept_shndx parameters. Change all
3365 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3366 Layout::find_or_add_kept_section.
3368 2009-07-09 Ian Lance Taylor <iant@google.com>
3370 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3371 Reserve space in the hash table.
3373 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3375 * fileread.cc (File_read::get_mtime): New method.
3376 * fileread.h (Timespec): New structure.
3377 (File_read::get_mtime): New method.
3378 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3379 Renamed from timestamp_nsec.
3380 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3382 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3384 (Incremental_inputs::report_archive): Save mtime; style fix.
3385 (Incremental_inputs::report_obejct): Save mtime; style fix.
3386 (Incremental_inputs::report_script): Save mtime; style fix.
3387 (Incremental_inputs::finalize_inputs): Style fix.
3388 (Incremental_inputs::finalize): Style fix.
3389 (Incremental_inputs::create_input_section_data): Store inputs
3391 * incremental.h (Incremental_inputs::report_script): Add mtime
3393 (Incremental_inputs::Input_info::Input_info): Intialize only one
3395 (Incremental_inputs::Input_info::archive): Move to nameless
3397 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3398 (Incremental_inputs::Input_info::script): Move to nameless union.
3399 (Incremental_inputs::mtime): New field.
3400 * script.cc (read_input_script): Pass file mtime to
3402 * script.h (Script_info::inputs): Style fix.
3404 2009-07-01 Ian Lance Taylor <ian@airs.com>
3406 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3409 2009-06-24 Ian Lance Taylor <iant@google.com>
3412 * layout.cc (Layout::choose_output_section): If we find an
3413 existing section, update the flags.
3414 (Layout::create_notes): New function, broken out of
3416 (Layout::finalize): Don't create note sections.
3417 (Layout::create_note): Don't crash if linker script discards
3419 (Layout::create_gold_note): Likewise.
3420 (Layout::create_build_id): Likewise. Don't set
3421 after_input_sections on the section.
3422 (Layout::create_executable_stack_info): Remove target parameter.
3424 * layout.h (class Layout): Declare create_notes. Update
3425 declaration of create_executable_stack_info.
3426 * gold.cc (queue_middle_tasks): Call create_notes.
3427 * output.cc (Output_section::update_flags_for_input_section): Move
3428 here from output.h. If SHF_ALLOC flag is newly set, mark address
3430 * output.h (Output_data::mark_address_invalid): New function.
3431 (class Output_section): Only declare, not define,
3432 update_flags_for_input_section. Remove set_flags.
3434 2009-06-24 Ian Lance Taylor <iant@google.com>
3436 * script-sections.cc (Output_section_definition::
3437 set_section_addresses): Rename shadowing local load_address to
3440 2009-06-24 Ian Lance Taylor <iant@google.com>
3443 * reloc.cc (relocate_sections): Skip empty relocation sections.
3445 2009-06-23 Ian Lance Taylor <iant@google.com>
3448 * layout.cc (Layout::create_note): Use choose_output_section
3449 rather than make_output_section.
3451 2009-06-23 Ian Lance Taylor <iant@google.com>
3454 * options.cc (General_options::parse_V): Set printed_version_.
3455 (General_options::General_options): Initialize printed_version_.
3456 * options.h (class General_options): Add printed_version_ field.
3457 * gold.cc (queue_initial_tasks): If there are no input files,
3458 don't give a fatal error if we printed the version information.
3459 (queue_middle_tasks): If using -r with a shared object, give a
3460 fatal error rather than an ordinary error.
3462 2009-06-23 Ian Lance Taylor <iant@google.com>
3465 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3466 (Layout::make_output_section): Set have_stabstr_section_ if we see
3467 a .stab*str section.
3468 (Layout::finalize): Call link_stabs_sections.
3469 (Layout::link_stabs_sections): New file.
3470 * layout.h (class Layout): Add have_stabstr_section_ field.
3471 Declare link_stabs_sections.
3473 2009-06-23 Doug Kwan <dougkwan@google.com>
3475 * Makefile.am (libgold_a_LIBADD): New.
3476 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3477 * Makefile.in: Regenerate.
3478 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3479 * configure: Regenerate.
3480 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3481 * fileread.cc: Include sys/state.h
3482 * gold.h: Declare memmem and strndup if found missing.
3483 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3485 2009-06-23 Ian Lance Taylor <iant@google.com>
3487 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3488 * configure: Rebuild.
3490 2009-06-23 Ian Lance Taylor <iant@google.com>
3493 * object.cc (Object::section_contents): Don't try to get a view if
3494 the section has length zero.
3495 (Object::handle_gnu_warning_section): If the section is empty, use
3496 the name of the section as the warning.
3498 2009-06-23 Ian Lance Taylor <iant@google.com>
3501 * stringpool.h (class Stringpool_template): Add optimize_ field.
3502 (Stringpool_template::set_optimize): New function.
3503 * stringpool.cc (Stringpool_template::Stringpool_template):
3504 Initialize optimize_ field.
3505 (Stringpool_template::set_string_offsets): Test local optimize
3506 fild rather than parameter.
3507 * layout.cc (Layout::Layout): Call set_optimize on the section
3510 2009-06-22 Ian Lance Taylor <iant@google.com>
3513 * yyscript.y: Parse TARGET.
3514 * script.cc (script_set_target): New function.
3515 * script-c.h (script_set_target): Declare.
3516 * options.cc (General_options::string_to_object_format): Rename
3517 from string_to_object_format in anonymous namespace. Change
3519 * options.h (class General_options): Declare
3520 string_to_object_format.
3522 2009-06-22 Ian Lance Taylor <iant@google.com>
3524 * script-sections.cc (Script_sections::create_segments): Don't put
3525 program headers in a PT_LOAD segment if -n or -N.
3527 2009-06-22 Ian Lance Taylor <iant@google.com>
3530 * options.h (class General_options): Add -z lazy and -z now. Sort
3531 -z options into alphabetical order.
3532 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3534 2009-06-21 Ian Lance Taylor <iant@google.com>
3536 * layout.cc (Layout::make_output_section): Call
3537 Target::new_output_section.
3538 (Layout::attach_allocated_section_to_segment): Put large section
3539 sections in a separate load segment with the large segment flag
3541 (Layout::segment_precedes): Sort large data segments after other
3543 (align_file_offset): New static function.
3544 (Layout::set_segment_offsets): Use align_file_offset.
3545 * output.h (class Output_section): Add is_small_section_ and
3546 is_large_section_ fields.
3547 (Output_section::is_small_section): New function.
3548 (Output_section::set_is_small_section): New function.
3549 (Output_section::is_large_section): New function.
3550 (Output_section::set_is_large_section): New function.
3551 (Output_section::is_large_data_section): New function.
3552 (class Output_segment): Add is_large_data_segment_ field.
3553 (Output_segment::is_large_data_segment): New function.
3554 (Output_segment::set_is_large_data_segment): New function.
3555 * output.cc (Output_section::Output_section): Initialize new
3557 (Output_segment::Output_segment): Likewise.
3558 (Output_segment::add_output_section): Add assertion that large
3559 data sections always go in large data segments. Force small data
3560 sections to the end of the list of data sections. Force small BSS
3561 sections to the start of the list of BSS sections. For large BSS
3562 sections to the end of the list of BSS sections.
3563 * symtab.h (class Symbol): Declare is_common_shndx.
3564 (Symbol::is_defined): Check Symbol::is_common_shndx.
3565 (Symbol::is_common): Likewise.
3566 (class Symbol_table): Define enum Commons_section_type. Update
3567 declarations. Add small_commons_ and large_commons_ fields.
3568 * symtab.cc (Symbol::is_common_shndx): New function.
3569 (Symbol_table::Symbol_table): Initialize new fields.
3570 (Symbol_table::add_from_object): Put small and large common
3571 symbols in the right list.
3572 (Symbol_table::sized_finalized_symbol): Check
3573 Symbol::is_common_shndx.
3574 (Symbol_table::sized_write_globals): Likewise.
3575 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3576 common symbol lists. Don't call do_allocate_commons_list if the
3578 (Symbol_table::do_allocate_commons_list): Remove is_tls
3579 parameter. Add comons_section_type parameter. Change all
3580 callers. Handle small and large common symbols.
3581 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3582 Symbol::is_common_shndx.
3583 * resolve.cc (symbol_to_bits): Likewise.
3584 * target.h (Target::small_common_shndx): New function.
3585 (Target::small_common_section_flags): New function.
3586 (Target::large_common_shndx): New function.
3587 (Target::large_common_section_flags): New function.
3588 (Target::new_output_section): New function.
3589 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3590 small_common_section_flags, and large_common_section_flags
3592 (Target::do_new_output_section): New virtual function.
3593 * arm.cc (Target_arm::arm_info): Initialize new fields.
3594 * i386.cc (Target_i386::i386_info): Likewise.
3595 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3597 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3598 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3599 (Target_x86_64::do_new_output_section): New function.
3600 * configure.ac: Define conditional MCMODEL_MEDIUM.
3601 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3602 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3603 (large_LDFLAGS): Define.
3604 * testsuite/large.c: New file.
3605 * testsuite/testfile.cc (Target_test::test_target_info):
3606 Initialize new fields.
3607 * configure, testsuite/Makefile.in: Rebuild.
3609 2009-06-05 Doug Kwan <dougkwan@google.com>
3611 * Makefile.am (CCFILES): Add target.cc.
3612 * Makefile.in: Regenerate.
3613 * i386.cc (class Target_i386): Define new virtual method to
3614 override do_is_local_label_name in parent.
3615 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3616 local symbols if --discard-locals or -X is given.
3617 * options.h (class General_options): Declare new options
3618 '--discard-locals' and '-X' for discarding locals.
3619 * target.h (class Target): Define new methods is_local_label_name.
3620 Declare new virtual method do_is_local_label_name.
3621 * target.cc: New file.
3622 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3623 (check_SCRIPTS): Add discard_locals_test.sh.
3624 (check_DATA): Add discard_local_tests.syms.
3625 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3626 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3627 * testsuite/Makefile.in: Regenerate.
3628 * testsuite/discard_locals_test.c: New file.
3629 * testsuite/discard_locals_test.sh: Same.
3631 2009-06-05 Doug Kwan <dougkwan@google.com>
3633 * object.cc (Sized_relobj::Sized_relobj): Initialize
3634 discarded_eh_frame_shndx_ to -1U.
3635 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3637 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3638 a discarded .eh_frame section.
3639 (Sized_relobj::do_finalize_local_symbols): Ditto.
3640 * object.h (class Sized_relobj): Declare new member
3641 discarded_eh_frame_shndx_.
3642 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3643 (local_labels_test.o, local_labels_test): New rules.
3644 * testsuite/Makefile.in: Regenerate.
3646 2009-06-04 Doug Kwan <dougkwan@google.com>
3648 * layout.cc (Layout::section_name_mapping): Add mapping for
3649 special ARM sections.
3651 2009-06-03 Doug Kwan <dougkwan@google.com>
3653 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3654 (utils::has_overflow): Same.
3656 2009-06-03 Ian Lance Taylor <iant@google.com>
3658 * layout.cc (Layout::section_name_mapping): New array, replacing
3659 Layout::linkonce_mapping.
3660 (Layout::section_name_mapping_count): New variable, replacing
3661 Layout::linkonce_mapping_count.
3662 (Layout::linkonce_output_name): Remove.
3663 (Layout::output_section_name): Rewrite.
3664 * layout.h (class Layout): Rename Linkonce_mapping to
3665 Section_name_mapping, linkonce_mapping to section_name_mapping,
3666 linkonce_mapping_count to section_name_mapping_count. Don't
3667 declare linkonce_output_name.
3669 2009-06-03 Doug Kwan <dougkwan@google.com>
3671 * gold/arm.cc (namespace utils): New.
3672 (Target_arm::reloc_is_non_pic): Define new method.
3673 (class Arm_relocate_functions): New.
3674 (Target_arm::Relocate::relocate): Handle relocation types used by
3677 2009-06-03 Ian Lance Taylor <iant@google.com>
3679 * arm.cc (Target_arm::scan::global): Use || instead of |.
3681 2009-06-02 Doug Kwan <dougkwan@google.com>
3683 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3684 issued_non_pic_error_.
3685 (class Target_arm::Scan): Declare new method check_non_pic.
3686 Define new method symbol_needs_plt_entry.
3687 Declare new data member issued_non_pic_error_.
3688 (class Target_arm::Relocate): Declare new method
3689 should_apply_static_reloc.
3690 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3691 (Target_arm::Scan::check_non_pic): Define new method.
3692 (Target_arm::Scan::local): Handle a small subset of reloc types used
3694 (Target_arm::Scan::local): Same.
3695 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3697 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3699 * incremental.cc (Incremental_inputs::report_command_line): Filter
3700 out --incremental-* options.
3702 2009-05-29 Doug Kwan <dougkwan@google.com>
3704 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3706 (class Target_arm): Update comment.
3707 (Target_arm::Target_arm): Initialize new data members GOT_,
3708 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3709 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3710 and Target_arm::rel_dyn_section.
3711 Declare new_enum Target_arm::Got_type.
3712 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3714 Update commments for member do_dynsym_value.
3715 (Target_arm::got_size, Target_arm::plt_section,
3716 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3717 new methods inside class defintion.
3718 (Target_arm::got_section): Define new method.
3719 (Target_arm::rel_dyn_section): Same.
3720 (Output_data_plt_arm): New template class.
3721 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3722 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3723 (Output_data_plt_arm::add_entry): Same.
3724 (Output_data_plt_arm::first_plt_entry): Define new
3725 static data member for PLT instruction template.
3726 (Output_data_plt_arm::plt_entry): Same.
3727 (Output_data_plt_arm::do_write): Define new method.
3728 (Target_arm::make_plt_entry): Same.
3729 (Target_arm::do_finalize_sections): Same.
3730 (Target_arm::do_dynsym_value): Same.
3732 2009-05-28 Doug Kwan <dougkwan@google.com>
3734 * Makefile.am (TARGETSOURCES): Add arm.cc.
3735 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3736 * Makefile.in: Regenerate.
3738 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3740 2009-05-26 Doug Kwan <dougkwan@google.com>
3742 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3743 (General_options::check_excluded_libs): Strip off directories in
3744 archive name before matching like GNU ld does.
3745 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3746 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3747 (exclude_libs_test_LDFLAGS): Add linker option
3748 -Wl,--exclude-libs,libexclude_libs_test_3
3749 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3750 an explicit archive without using -l.
3751 (alt/libexclude_libs_test_3.a): New make rule.
3752 * testsuite/Makefile.in: Regenerate.
3753 * testsuite/exclude_libs_test.c : Declare lib3_default().
3755 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3756 * exclude_libs_test_3.c: New file.
3758 2009-05-26 Nick Clifton <nickc@redhat.com>
3760 * po/id.po: New Indonesian translation.
3761 * po/gold.pot: Updated template file.
3763 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3765 * testsuite/Makefile.am: Add -ffunction-sections to compile
3766 gc_comdat_test files. Add -Wl,--gc-sections to build
3768 * testsuite/Makefile.in: Regenerate.
3769 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3771 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3773 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3774 kept comdat section was garbage collected.
3775 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3776 * testsuite/Makefile.in: Regenerate.
3777 * testsuite/gc_comdat_test.sh: New file.
3778 * testsuite/gc_comdat_test_1.cc: New file.
3779 * testsuite/gc_comdat_test_2.cc: New file.
3781 2009-05-19 Doug Kwan <dougkwan@google.com>
3783 * archive.cc (Archive::Archive): Move constructor from archive.h
3784 to here. Initialize no_export_.
3785 (Archive::get_elf_object_for_member): Set no_export flag of object.
3786 * archive.h (Archive::Archive): Move constructor body to
3788 (Archive::no_export): New method.
3789 (Archive::no_export_): New field.
3790 * object.h (Object::Object): Initialize no_export_ to false.
3791 (Object::no_export, Object::set_no_export): New methods.
3792 (Object::no_export_): New field.
3793 * options.cc (General_options::parse_exclude_libs): New method.
3794 (General_options::check_excluded_libs) Same.
3795 * options.h (exclude_libs): New option.
3796 (General_options::check_excluded_libs): New method declaration.
3797 (General_options::excluded_libs_): New field.
3798 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3799 default or protected visibility if an object has no-export flag set.
3800 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3801 (check_SCRIPTS): Add exclude_libs_test.sh.
3802 (check_DATA): Add exclude_libs_test.syms.
3803 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3804 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3805 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3806 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3807 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3808 libexclude_libs_test_2.a): New rules.
3809 * testsuite/Makefile.in: Regenerate.
3810 * testsuite/exclude_libs_test.c: New file.
3811 * testsuite/exclude_libs_test.sh: Ditto.
3812 * testsuite/exclude_libs_test_1.c: Ditto.
3813 * testsuite/exclude_libs_test_2.c: Ditto.
3815 2009-05-15 Ian Lance Taylor <iant@google.com>
3817 * configure.ac: Check for declarations for cases where libiberty.h
3818 checks HAVE_DECL_xxx.
3819 * configure, config.in: Rebuild.
3821 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3823 * gold.h (Incremental_argument_list): Remove (invalid) forward
3825 * incremental.cc (Incremental_inputs::report_achive): New method.
3826 (Incremental_inputs::report_object): New method.
3827 (Incremental_inputs::report_script): New method.
3828 (Incremental_inputs::finalize_inputs): New method.
3829 (Incremental_inputs::finalize): Call finalize_inputs().
3830 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3831 Create inputs entries.
3832 * incremental.h (Incremental_input_type): New enum.
3833 (Incremental_inputs::Incremental_input): Initialize new fields.
3834 (Incremental_inputs::report_inputs): New method.
3835 (Incremental_inputs::report_achive): New method.
3836 (Incremental_inputs::report_object): New method.
3837 (Incremental_inputs::report_script): New method.
3838 (Incremental_inputs::finalize_inputs): New method.
3839 (Incremental_inputs::Input_info): New struct.
3840 (Incremental_inputs::Input_info_map): New typedef.
3841 (Incremental_inputs::lock_): New field.
3842 (Incremental_inputs::Inputs_): New field.
3843 (Incremental_inputs::Inputs_map): New field.
3844 * main.cc (main): Call Incremental_input::report_inputs.
3845 * options.h (Input_argument_list): Typedef moved from
3847 (Input_file_group::Files): Remove, use ::Input_argument_list.
3848 (Input_file_group::Input_argument_list): Remove, use
3849 ::Input_argument_list.
3850 * plugin.cc (Plugin_manager::add_input_file): Add error in
3852 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3854 * script.cc (read_input_script): Call
3855 Incremental_input::report_script.
3856 * script.h (Script_info): New class.
3858 2009-04-27 Ian Lance Taylor <iant@google.com>
3860 * x86_64.cc (do_adjust_output_section): Set entsize to
3863 2009-04-23 Elliott Hughes <enh@google.com>
3865 * output.cc (Output_file::close): After short writes, continue
3866 writing from the correct offset in the buffer being written.
3868 2009-04-23 Chris Demetriou <cgd@google.com>
3870 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3871 * configure: Regenerate.
3872 * config.in: Regenerate.
3873 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3874 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3876 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3878 * incremental.cc (Incremental_inputs_header_data): Renamed from
3879 Incremental_input_header_data.
3880 (Incremental_inputs_header_data::data_size): New field.
3881 (Incremental_inputs_header_data::put_input_file_count): Renamed
3882 from input_file_count.
3883 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3884 from command_line_offset.
3885 (Incremental_inputs_header_data::put_reserved): Renamed from
3887 (Incremental_inputs_entry_data): Renamed from
3888 Incremental_input_entry_data.
3889 (Incremental_inputs_entry_data::data_size): New field.
3890 (Incremental_inputs::report_command_line): New method.
3891 (Incremental_inputs::finalize): New method.
3892 (Incremental_inputs::create_incremental_inputs_data): New method.
3893 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3894 * incremental.h: New file.
3895 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3896 (Layout::finalize): Create incremental inputs section in
3898 (Layout::create_incremental_info_sections): New method.
3899 * layout.h (Layout::incremental_inputs): New method.
3900 (Layout::create_incremental_info_sections): New method.
3901 (Layout::incremental_inputs_): New field.
3902 * main.cc (main): Notify Incremental_input of the command line.
3904 2009-04-01 Ian Lance Taylor <iant@google.com>
3905 Mikolaj Zalewski <mikolajz@google.com>
3907 * gold.h (reserve_unordered_map): Define, three versions, one for
3908 each version of Unordered_map.
3909 * layout.cc (Layout::Layout): Remove options parameter. Add
3910 number_of_input_files parameter. Don't initialize options_.
3911 Initialize number_of_input_files_ and resized_signatures_. Move
3912 sections_are_attached_.
3913 (Layout::layout_group): Reserve space for group_signatures_.
3914 (Layout::find_or_add_kept_section): Change name parameter to be a
3915 reference. Resize signatures_ map when it gets large enough.
3916 (Layout::layout_eh_frame): Use parameters->options() instead of
3918 (Layout::make_output_section): Likewise.
3919 (Layout::attach_allocated_section_to_segment): Likewise.
3920 (Layout::finalize, Layout::create_executable_stack): Likewise.
3921 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3922 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3923 * layout.h (class Layout): Update declarations. Remove options_
3924 field. Add number_of_input_files_ and resized_signatures_
3925 fields. Move sections_are_attached_ field.
3926 * main.cc (main): Pass number of input files to Layout
3927 constructor. Don't pass options.
3929 2009-03-30 Ian Lance Taylor <iant@google.com>
3931 * ffsll.c (ffsll): Correct implementation.
3933 2009-03-27 Ian Lance Taylor <iant@google.com>
3935 * ffsll.c: New file.
3936 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3937 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3938 * ftruncate.c (ftruncate): Declare before definition.
3939 * mremap.c (mremap): Likewise.
3940 * pread.c (pread): Likewise.
3941 * configure, Makefile.in, config.in: Rebuild.
3943 * mremap.c: New file.
3944 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3945 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3946 (mremap): Declare if HAVE_MREMAP is not defined.
3947 * configure, Makefile.in, config.in: Rebuild.
3949 2009-03-27 Cary Coutant <ccoutant@google.com>
3951 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3952 position independent.
3953 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3954 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3956 2009-03-24 Cary Coutant <ccoutant@google.com>
3958 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3960 (needs_dynamic_reloc): Likewise.
3962 2009-03-24 Ian Lance Taylor <iant@google.com>
3964 * yyscript.y (file_cmd): Recognize EXTERN.
3965 (extern_name_list, extern_name_list_body): New nonterminals.
3966 * script.cc (script_add_extern): Define.
3967 * script-c.h (script_add_extern): Declare.
3969 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3971 * object.cc (is_elf_object): Define.
3972 * object.h (is_elf_object): Declare.
3973 * archive.cc (Archive::get_elf_object_for_member): Call
3975 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3977 2009-03-24 Elliott Hughes <enh@google.com>
3979 * output.cc (Output_file::map_anonymous): Define.
3980 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3981 try an anonymous one. Report the size if the mmap fails.
3982 * output.h (class Output_file): Declare map_anonymous.
3984 2009-03-24 Ian Lance Taylor <iant@google.com>
3986 * target-select.cc (instantiate_target): Don't acquire the lock if
3987 the instantiated_target_ field has already been set.
3989 2009-03-23 Ian Lance Taylor <iant@google.com>
3991 * gold-threads.h (class Initialize_lock): Define.
3992 * gold-threads.cc (class Initialize_lock_once): Define.
3993 (initialize_lock_control): New static variable.
3994 (initialize_lock_pointer): New static variable.
3995 (initialize_lock_once): New static function.
3996 (Initialize_lock::Initialize_lock): Define.
3997 (Initialize_lock::initialize): Define.
3998 * target-select.h: Include "gold-threads.h".
3999 (class Target_selector): Add lock_ and initialize_lock_ fields.
4000 Don't define instantiate_target, just declare it.
4001 * target-select.cc (Target_selector::Target_selector): Initialize
4003 (Target_selector::instantiate_target): Define.
4004 * descriptors.h: Include "gold-threads.h".
4005 (class Descriptors): Add initialize_lock_ field.
4006 * descriptors.cc (Descriptors::Descriptors): Initialize new
4008 (Descriptors::open): Use initialize_lock_ field
4009 * errors.h (class Errors): Add initialize_lock_ field.
4010 * errors.cc (Errors::Errors): Initialize new field.
4011 (Errors::initialize_lock): Use initialize_lock_ field.
4012 * powerpc.cc (class Target_selector_powerpc): Remove
4013 instantiated_target_ field. In do_recognize call
4014 instantiate_target rather than do_instantiate_target. In
4015 do_instantiate_target just allocate a new target.
4016 * sparc.cc (class Target_selector_sparc): Likewise.
4018 * freebsd.h: New file.
4019 * i386.cc: Include "freebsd.h".
4020 (Target_i386): Derive from Target_freebsd rather than
4022 (Target_selector_i386): Derive from Target_selector_freebsd rather
4023 than Target_selector.
4024 * x86_64.cc: Include "freebsd.h".
4025 (Target_x86_64): Derive from Target_freebsd rather than
4027 (Target_selector_x86_64): Derive from Target_selector_freebsd
4028 rather than Target_selector.
4029 * target.h (class Target): Add adjust_elf_header and
4030 do_adjust_elf_header.
4031 * output.cc (Output_file_header:: do_sized_write): Call target
4032 adjust_elf_header routine.
4033 * configure.tgt: Set targ_osabi.
4034 * configure.ac: Define GOLD_DEFAULT_OSABI.
4035 * parameters.cc (Parameters::default_target): Pass
4036 GOLD_DEFAULT_OSABI to select_target.
4037 * target-select.h (class Target_selector): Make instantiate_target
4038 protected rather than private.
4039 * Makefile.am (HFILES): Add freebsd.h.
4040 * configure, Makefile.in, config.in: Rebuild.
4042 * merge.cc (do_add_input_section): Correct pend value. Change
4043 message about last entry not being null terminated from error to
4046 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4048 * incremental.cc: New file.
4049 * Makefile.am (CCFILES): Add incremental.cc.
4050 * Makefile.in: Rebuild.
4052 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4054 * layout.cc (Layout::output_section_name): Preserve names
4055 of '.note.' sections.
4057 2009-03-19 Ian Lance Taylor <iant@google.com>
4059 * descriptors.cc (Descriptors::open): Check that the options are
4060 valid before using them.
4062 2009-03-18 Ian Lance Taylor <iant@google.com>
4064 * script-sections.h: Include <list>.
4065 (class Script_sections): Change Sections_elements from std::vector
4066 to std::list. Typedef public Elements_iterator. Add
4067 orphan_section_placement_, data_segment_align_start_, and
4068 saw_data_segment_align_ fields. Remove data_segment_align_index_
4070 * script-sections.cc (class Orphan_section_placement): New class.
4071 (class Sections_element): Add virtual functions is_relro and
4072 orphan_section_init. Remove virtual function place_orphan_here.
4073 (class Output_section_definition): Add is_relro and
4074 orphan_section_init. Remove place_orphan_here.
4075 (class Orphan_output_section): Likewise.
4076 (Script_sections::Script_sections): Update for field changes.
4077 (Script_sections::data_segment_align): Set saw_data_segment_align_
4078 and data_segment_align_start_, not data_segment_align_index.
4079 (Script_sections::data_segment_relro_end): Check
4080 saw_data_segment_align_. Use data_segment_align_start_ rather
4081 than data_segment_align_index_.
4082 (Script_sections::place_orphan): Rewrite to use
4083 Orphan_section_placement.
4085 2009-03-17 Ian Lance Taylor <iant@google.com>
4087 * archive.cc (Archive::add_symbols): Check for a version attached
4088 to the symbol name in the archive map.
4089 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4090 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4091 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4092 (ver_test_11.a): New target.
4093 * testsuite/Makefile.in: Rebuild.
4095 * configure.ac: Check for chsize and posix_fallocate. Replace
4097 * ftruncate.c: New file, from gnulib.
4098 * output.cc (posix_fallocate): Define dummy version if not
4099 HAVE_POSIX_FALLOCATE.
4100 (Output_file::map): Call posix_fallocate rather than lseek and
4102 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4103 * configure, Makefile.in, config.in: Rebuild.
4105 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4107 * layout.h (Layout::create_note): Add section_name parameter.
4108 * layout.cc (Layout::create_note): Likewise.
4109 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4111 2009-03-17 Ian Lance Taylor <iant@google.com>
4113 * descriptors.cc: Include "options.h".
4114 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4115 (Descriptors::open): Always use O_CLOEXEC when opening a new
4116 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4117 then set FD_CLOEXEC.
4119 * sparc.cc (class Target_sparc): Add has_got_section.
4120 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4121 make sure we have a GOT section.
4123 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4124 (Target_sparc::Scan::local): Likewise.
4125 (Target_sparc::Scan::global): Likewise.
4126 (Target_sparc::Relocate::relocate): Likewise.
4127 (Target_sparc::Relocate::relocate_tls): Likewise.
4129 * symtab.cc (Symbol_table::define_default_version): New function,
4130 broken out of add_from_object.
4131 (Symbol_table::add_from_object): Call define_default_version.
4132 (Symbol_table::define_special_symbol): Add resolve_oldsym
4133 parameter. Change all callers. If the version for a symbol comes
4134 from a version script, resolve it with the symbol with the same
4135 name with no version. Also add the symbol without a version if
4137 (do_define_in_output_data): If resolving with oldsym, don't delete
4139 (do_define_in_output_segment): Likewise.
4140 (do_define_as_constant): Likewise.
4141 * symtab.h (class Symbol_table): Update declarations.
4143 2009-03-13 Ian Lance Taylor <iant@google.com>
4145 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4146 (Read_symbols::requeue): New function.
4147 (Read_symbols::do_read_symbols): If make_elf_object fails because
4148 the target type is not configured, and the file was searched for,
4149 issue a warning and retry with the next directory.
4150 (Add_symbols::run): If the file has an incompatible format, and
4151 it was searched for, requeue the Read_symbols task. On error,
4153 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4154 dirindex parameter to constructor. Change all callers. Declare
4155 incompatible_warning and requeue.
4156 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4157 input_argument_ and input_group_ fields. Add them to
4158 constructor. Change all callers.
4159 (class Read_script): Add dirindex_ field. Add it to constructor.
4161 * archive.cc (Archive::setup): Remove input_objects parameter.
4163 (Archive::get_file_and_offset): Likewise.
4164 (Archive::read_all_symbols): Likewise.
4165 (Archive::read_symbols): Likewise.
4166 (Archive::get_elf_object_for_member): Remove input_objects
4167 parameter. Add punconfigured parameter. Change all callers.
4168 (Archive::add_symbols): Change return type to bool. Check return
4169 value of include_member.
4170 (Archive::include_all_members): Likewise.
4171 (Archive::include_member): Change return type to bool. Return
4172 false if first included object has incompatible target. Set
4173 included_member_ field.
4174 (Add_archive_symbols::run): If add_symbols returns false, requeue
4176 * archive.h (class Archive): Add included_member_ field.
4177 Initialize it in constructor. Add input_file and searched_for
4178 methods. Update declarations.
4179 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4180 input_argument_ fields. Add them to constructor. Change all
4182 * script.cc: Include "target-select.h".
4183 (class Parser_closure): Add skip_on_incompatible_target_ and
4184 found_incompatible_target_ fields. Add
4185 skip_on_incompatible_target parameter to constructor. Change all
4186 callers. Add methods skip_on_incompatible_target,
4187 clear_skip_on_incompatible_target, found_incompatible_target, and
4188 set_found_incompatible_target.
4189 (read_input_script): Add dirindex parameter. Change all callers.
4190 If parser finds an incompatible target, requeue Read_symbols
4192 (script_set_symbol): Clear skip_on_incompatible_target in
4194 (script_add_assertion, script_parse_option): Likewise.
4195 (script_start_sections, script_add_phdr): Likewise.
4196 (script_check_output_format): New function.
4197 * script.h (read_input_script): Update declaration.
4198 * script-c.h (script_check_output_format): Declare.
4199 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4200 (ignore_cmd): Remove OUTPUT_FORMAT.
4201 * fileread.cc (Input_file::Input_file): Add explicit this.
4202 (Input_file::will_search_for): New function.
4203 (Input_file::open): Add pindex parameter. Change all callers.
4204 * fileread.h (class Input_file): Add input_file_argument method.
4205 Declare will_search_for. Update declarations.
4206 * object.cc (make_elf_object): Add punconfigured parameter.
4208 * object.h (class Object): Make input_file public. Add
4209 searched_for method.
4210 (make_elf_object): Update declaration.
4211 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4213 * dirsearch.h (class Dirsearch): Update declaration.
4214 * options.h (class General_options): Add --warn-search-mismatch.
4215 * parameters.cc (Parameters::is_compatible_target): New function.
4216 * parameters.h (class Parameters): Declare is_compatible_target.
4217 * workqueue.cc (Workqueue::add_blocker): New function.
4218 * workqueue.h (class Workqueue): Declare add_blocker.
4220 * fileread.cc (Input_file::open): Remove options parameter.
4222 (Input_file::open_binary): Likewise.
4223 * script.cc (read_input_script): Likewise.
4224 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4225 options parameter from constructor. Change all callers.
4226 (class Read_script): Likewise.
4227 * fileread.h (class Input_file): Update declarations.
4228 * script.h (read_input_script): Update declaration.
4230 2009-03-10 Nick Clifton <nickc@redhat.com>
4232 * po/es.po: New Spanish translation.
4234 2009-03-06 Cary Coutant <ccoutant@google.com>
4236 * options.cc (parse_short_option): Keep dash_z from registering itself.
4238 2009-03-03 Ian Lance Taylor <iant@google.com>
4241 * target-reloc.h (relocate_section): Pass output_section to
4243 * i386.cc (Target_i386::should_apply_static_reloc): Add
4244 output_section parameter. Change all callers.
4245 (Target_i386::Relocate::relocate): Add output_section parameter.
4246 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4247 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4248 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4249 * testsuite/two_file_shared.sh: New script.
4250 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4251 (check_DATA): Add two_file_shared.dbg.
4252 (two_file_shared.dbg): New target.
4253 * testsuite/Makefile.in: Rebuild.
4255 2009-03-01 Ian Lance Taylor <iant@google.com>
4257 * configure.ac: Check for byteswap.h.
4258 * configure: Rebuild.
4259 * config.in: Rebuild.
4261 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4263 * layout.cc (Layout::find_or_add_kept_section): New function.
4264 (Layout::add_comdat): Removed.
4265 * layout.h (struct Kept_section): Move out of class Layout.
4266 Remove trailing underscores from field names. Add group_sections
4267 field. Rename group_ field to is_group. Change all uses.
4268 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4269 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4270 comdat_groups_ field.
4271 (Sized_relobj::include_section_group): Use
4272 find_or_add_kept_section and Kept_section::group_sections.
4273 (Sized_relobj::include_linkonce_section): Likewise.
4274 * object.cc (class Sized_relobj): Don't define Comdat_group or
4275 Comdat_group_table. Remove find_comdat_group and
4276 add_comdat_group. Remove comdat_groups_ field.
4277 * plugin.cc (include_comdat_group): Use
4278 Layout::find_or_add_kept_section.
4280 2009-02-28 Ian Lance Taylor <iant@google.com>
4282 * README: --gc-sections and map files are now supported. Document
4283 some build requirements.
4286 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4287 relocatable link set the value of the section symbol to zero.
4288 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4289 relocatable link don't include the section address in the local
4292 2009-02-27 Ian Lance Taylor <iant@google.com>
4295 * options.h (class Search_directory): Add is_system_directory.
4296 (class General_options): Declare is_in_system_directory.
4297 * options.cc (get_relative_sysroot): Make static.
4298 (get_default_sysroot): Make static.
4299 (General_optoins::is_in_system_directory): New function.
4300 * fileread.cc (Input_file::is_in_system_directory): New function.
4301 * fileread.h (class Input_file): Declare is_in_system_directory.
4302 * object.h (class Object): Add is_in_system_directory.
4303 (class Input_objects): Remove system_library_directory_ field.
4304 * object.cc (Input_objects::add_object): Don't set
4305 system_library_directory_.
4306 (input_objects::found_in_system_library_directory): Remove.
4307 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4308 parameter. Change all callers.
4309 (Symbol_table::sized_write_globals): Likewise.
4310 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4311 Call Object::is_in_system_directory.
4312 * symtab.h (class Symbol_table): Update declarations.
4315 * descriptors.h (Open_descriptor): Add is_on_stack field.
4316 * descriptors.cc (Descriptors::open): If the descriptor is on the
4317 top of the stack, remove it. Initialize is_on_stack field.
4318 (Descriptors::release): Only add pod to stack if it is not on the
4320 (Descriptors::close_some_descriptor): Clear stack_next and
4324 * output.cc (Output_section::find_starting_output_address): Rename
4325 from starting_output_address; add PADDR parameter; change return
4327 * output.h (class Output_section): Declare
4328 find_starting_output_address instead of starting_output_address.
4329 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4330 section symbol for which we can't find a merge section.
4333 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4334 hidden or internal, force the symbol to be local.
4335 * resolve.cc (Symbol::override_visibility): Define.
4336 (Symbol::override_base): Use override_visibility.
4337 (Symbol_table::resolve): Likewise.
4338 (Symbol::override_base_with_special): Likewise.
4339 (Symbol_table::override_with_special): If the visibility is hidden
4340 or internal, force the symbol to be local.
4341 * symtab.h (class Symbol): Add set_visibility and
4342 override_visibility.
4343 * testsuite/ver_test_1.sh: New file.
4344 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4345 (check_DATA): Add ver_test_1.syms.
4346 (ver_test_1.syms): New target.
4347 * testsuite/Makefile.in: Rebuild.
4349 2009-02-25 Cary Coutant <ccoutant@google.com>
4351 * layout.cc (Layout::choose_output_section): Don't rename sections
4352 when using a linker script that has a SECTIONS clause.
4353 * Makefile.in: Regenerate.
4355 * testsuite/Makefile.am (script_test_5.sh): New test case.
4356 * testsuite/Makefile.in: Regenerate.
4357 * testsuite/script_test_5.cc: New file.
4358 * testsuite/script_test_5.sh: New file.
4359 * testsuite/script_test_5.t: New file.
4361 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4363 * archive.cc (Archive::include_member): Update calls to add_symbols.
4364 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4365 the Layout argument.
4366 * dynobj.h (do_add_symbols): Add the Layout argument.
4367 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4369 * object.h (Object::add_symbols): Add the Layout argument.
4370 (Object::do_add_symbols): Add the Layout argument.
4371 (Sized_relobj::do_add_symbols): Add the Layout argument.
4372 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4373 Unify the two versions.
4374 (Add_plugin_symbols): Remove.
4375 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4376 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4377 (Add_plugin_symbols): Remove.
4378 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4379 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4380 (Add_symbols::run): Make it work with Pulginobj.
4382 2009-02-06 Ian Lance Taylor <iant@google.com>
4384 * object.cc (Sized_relobj::do_layout): Make info message start
4385 with lower case letter.
4387 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4389 * binary.cc: Fix file comment.
4391 * options.h (enum Incremental_disposition): Define.
4392 (class General_options): Add new options: --incremental,
4393 --incremental_changed, --incremental_unchanged,
4394 --incremental_unknown. Add incremental_disposition_ and
4395 implicit_incremental_ fields.
4396 (General_options::incremental_disposition): New function.
4397 (class Position_dependent_options): Add incremental_disposition
4399 (Position_dependent_options::copy_from_options): Set incremental
4401 * options.cc (General_options::parse_incremental_changed): New
4403 (General_options::parse_incremental_unchanged): New function.
4404 (General_options::parse_incremental_unknown): New function.
4405 (General_options::General_options): Initialize new fields
4406 incremental_disposition_ and implicit_incremental_.
4407 (General_options::finalize): Check for uasge of --incremental-*
4408 without --incremental.
4410 2009-02-06 Chris Demetriou <cgd@google.com>
4412 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4413 pointer and to report location as the file name associated with
4415 (gold_undefined_symbol_at_location): New function to replace the
4416 old gold_undefined_symbol functionality.
4417 * target-reloc.h (relocate_section): Update to use
4418 gold_undefined_symbol_at_location.
4419 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4420 Call gold_undefined_symbol function rather than gold_error.
4421 * errors.h (Errors::undefined_symbol): Take location as a
4422 string, rather than calculating it from a relocation.
4423 * errors.cc (Errors::fatal): Print "fatal error:" before the
4425 (Errors::error, Errors::error_at_location): Print "error: "
4426 before the formatted message.
4427 (Errors::undefined_symbol): Take location as a string, rather
4428 than calculating it from a relocation.
4429 (gold_undefined_symbol_at_location): New function akin to
4430 old gold_undefined_symbol, calculates location from relocation.
4431 (gold_undefined_symbol): Change to take only a Symbol pointer
4432 and to report location as the file name associated with the symbol.
4433 * testsuite/debug_msg.sh: Update for changed error messages.
4434 * testsuite/undef_symbol.sh: Likewise.
4436 2009-02-04 Duncan Sands <baldrick@free.fr>
4439 * reduced_debug_output.h
4440 (Output_reduced_debug_abbrev_section::failed): Use format for
4442 (Output_reduced_debug_info_section::faild): Likewise.
4444 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4446 * script.cc (Lazy_demangler): New class.
4447 (Version_script_info::get_symbol_version_helper): Demangle a
4450 2009-01-29 Cary Coutant <ccoutant@google.com>
4452 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4454 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4456 2009-01-28 Ian Lance Taylor <iant@google.com>
4458 * version.cc (version_string): Bump to 1.9.
4460 * gold.h: Include <cstring> and <stdint.h>.
4461 * version.cc: Include <cstdio>.
4462 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4464 * reduced_debug_output.cc (insert_into_vector): Rename from
4465 Insert_into_vector; change all callers. Use Swap_unaligned to
4466 avoid aliasing issue; remove union since it is unnecessary.
4468 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4470 * Makefile.am (CCFILES): Add gc.cc.
4472 * Makefile.in: Regenerate.
4473 * gold.cc (Gc_runner): New class.
4474 (queue_initial_tasks): Call garbage collection related tasks
4475 when corresponding options are invoked.
4476 (queue_middle_gc_tasks): New function.
4477 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4478 processed early before laying out sections during garbage collection.
4479 * gold.h (queue_middle_gc_tasks): New function.
4480 (is_prefix_of): Move from "layout.cc".
4481 * i386.cc (Target_i386::gc_process_relocs): New function.
4482 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4483 * main.cc (main): Create object of class "Garbage_collection".
4484 * object.cc (Relobj::copy_symbols_data): New function.
4485 (Relobj::is_section_name_included): New function.
4486 (Sized_relobj::do_layout): Allow this function to be called twice
4487 during garbage collection and defer layout of section during the
4489 * object.h (Relobj::get_symbols_data): New function.
4490 (Relobj::is_section_name_included): New function.
4491 (Relobj::copy_symbols_data): New function.
4492 (Relobj::set_symbols_data): New function.
4493 (Relobj::get_relocs_data): New function.
4494 (Relobj::set_relocs_data): New function.
4495 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4496 (Relobj::gc_process_relocs): New function.
4497 (Relobj::do_gc_process_relocs): New pure virtual function.
4498 (Relobj::sd_): New data member.
4499 (Sized_relobj::is_output_section_offset_invalid): New function.
4500 (Sized_relobj::do_gc_process_relocs): New function.
4501 * options.h (General_options::gc_sections): Modify to not be a no-op.
4502 (General_options::print_gc_sections): New option.
4503 * plugin.cc (Plugin_finish::run): Remove function call to
4504 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4505 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4506 * reloc.cc (Read_relocs::run): Add task to process relocs and
4507 determine unreferenced sections when doing garbage collection.
4508 (Gc_process_relocs): New class.
4509 (Sized_relobj::do_gc_process_relocs): New function.
4510 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4511 sections that are garbage collected.
4512 * reloc.h (Gc_process_relocs): New class.
4513 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4514 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4515 symbols whose corresponding sections are garbage collected.
4516 (Symbol_table::Symbol_table): Add new parameter for the garbage
4518 (Symbol_table::gc_mark_undef_symbols): New function.
4519 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4520 (Symbol_table::gc_mark_dyn_syms): New function.
4521 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4523 (Symbol_table::add_from_object): Likewise.
4524 (Symbol_table::add_from_relobj): When building shared objects, do not
4525 treat externally visible symbols as garbage.
4526 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4527 table information for static and relocatable links.
4528 * symtab.h (Symbol_table::set_gc): New function.
4529 (Symbol_table::gc): New function.
4530 (Symbol_table::gc_mark_undef_symbols): New function.
4531 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4532 (Symbol_table::gc_mark_dyn_syms): New function.
4533 (Symbol_table::gc_): New data member.
4534 * target.h (Sized_target::gc_process_relocs): New pure virtual
4536 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4537 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4539 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4541 * options.h (General_options::gc_sections): Define as a no-op for now.
4542 (General_options::no_keep_memory): Ditto.
4543 (General_options::Bshareable): Define.
4544 * options.cc (General_options::finalize): Honor -Bshareable.
4546 2009-01-20 Andreas Schwab <schwab@suse.de>
4548 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4549 read the value in the contents, since we don't use it. Use the
4550 template endianness when writing.
4551 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4553 2009-01-19 Andreas Schwab <schwab@suse.de>
4555 * configure.tgt (powerpc64-*): Fix targ_obj.
4557 2009-01-15 Ian Lance Taylor <iant@google.com>
4559 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4560 local symbols when stripping all symbols.
4562 2009-01-14 Cary Coutant <ccoutant@google.com>
4564 * output.cc (Output_reloc): Add explicit instantiations.
4566 2009-01-14 Cary Coutant <ccoutant@google.com>
4568 * archive.cc (Archive::get_elf_object_for_member): Remove call
4569 to File_read::claim_for_plugin.
4570 * descriptors.cc (Descriptors::open): Remove reference to
4572 (Descriptors::claim_for_plugin): Remove.
4573 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4574 (Descriptors::is_claimed): Remove.
4575 (claim_descriptor_for_plugin): Remove.
4576 * fileread.cc (File_read::claim_for_plugin): Remove.
4577 * fileread.h (File_read::claim_for_plugin): Remove.
4578 (File_read::descriptor): Reopen descriptor if necessary.
4579 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4580 (Plugin_manager::all_symbols_read): Add task parameter. Change
4582 (Plugin_manager::get_input_file): New function.
4583 (Plugin_manager::release_input_file): New function.
4584 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4585 corresponding data member.
4586 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4587 and pass to base constructor. Change all callers.
4588 (get_input_file, release_input_file): New functions.
4589 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4590 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4591 (Plugin_manager::all_symbols_read): Add task parameter.
4592 (Plugin_manager::get_input_file): New function.
4593 (Plugin_manager::release_input_file): New function.
4594 (Plugin_manager::task_): New data member.
4595 (Pluginobj::Pluginobj): Add filesize parameter.
4596 (Pluginobj::filename): New function.
4597 (Pluginobj::descriptor): New function.
4598 (Pluginobj::filesize): New function.
4599 (Pluginobj::filesize_): New data member.
4600 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4601 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4602 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4604 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4605 with archive libraries.
4606 * testsuite/Makefile.in: Regenerate.
4607 * testsuite/plugin_test.c (struct sym_info): New type.
4608 (get_input_file, release_input_file): New static variables.
4609 (onload): Capture new transfer vector entries.
4610 (claim_file_hook): Stop reading at end of file according to filesize.
4611 Factor out parsing of readelf output into separate function.
4612 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4613 APIs and get the source file name from the symbol table. Convert
4614 source file name to corresponding object file name. Print info
4615 message when adding new input files.
4616 (parse_readelf_line): New function.
4617 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4618 * testsuite/plugin_test_2.sh: Likewise.
4619 * testsuite/plugin_test_3.sh: Likewise.
4620 * testsuite/plugin_test_4.sh: New test case.
4622 2009-01-07 Ian Lance Taylor <iant@google.com>
4624 * version.cc (version_string): Bump to 1.8.
4626 2008-12-23 Cary Coutant <ccoutant@google.com>
4628 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4629 * plugin.cc (Plugin_manager::finish): Rename as
4630 layout_deferred_objects. Move cleanup to separate function.
4631 (Plugin_manager::cleanup): New function.
4632 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4634 * plugin.h (Plugin_manager::finish): Rename as
4635 layout_deferred_objects.
4636 (Plugin_manager::cleanup): New function.
4637 (Plugin_manager::cleanup_done): New field.
4639 2008-12-23 Cary Coutant <ccoutant@google.com>
4641 * plugin.cc (is_visible_from_outside): New function.
4642 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4643 so we don't return "IR only" status for exported symbols or -r links.
4645 * testsuite/Makefile.am (plugin_test_3): New test case.
4646 * testsuite/Makefile.in: Regenerate.
4647 * testsuite/plugin_test_3.sh: New file.
4649 2008-12-22 Cary Coutant <ccoutant@google.com>
4651 * object.cc (Sized_relobj::layout_section): New function.
4652 (Sized_relobj::do_layout): Defer layout of input sections until after
4653 plugin has provided replacement files.
4654 (Sized_relobj::do_layout_deferred_sections): New function.
4655 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4656 (Relobj::layout_deferred_sections): New function.
4657 (Relobj::do_layout_deferred_sections): New function.
4658 (Sized_relobj::do_layout_deferred_sections): New function.
4659 (Sized_relobj::layout_section): New function.
4660 (Sized_relobj::Deferred_layout): New structure.
4661 (Sized_relobj::deferred_layout_): New field.
4662 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4663 Change all callers. Layout deferred sections.
4664 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4666 (Plugin_hook::run): Move code from do_plugin_hook inline.
4667 (Plugin_hook::do_plugin_hook): Remove.
4668 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4669 (Plugin_manager::finish): Renamed, was cleanup.
4670 (Plugin_manager::should_defer_layout): New function.
4671 (Plugin_manager::add_deferred_layout_object): New function.
4672 (Plugin_manager::Deferred_layout_list): New type.
4673 (Plugin_manager::deferred_layout_objects_): New field.
4674 (Plugin_hook::do_plugin_hook): Remove.
4676 2008-12-17 Ian Lance Taylor <iant@google.com>
4678 * options.h (class General_options): Add --no case for
4681 2008-12-16 Cary Coutant <ccoutant@google.com>
4683 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4685 (Plugin_manager::claim_file): Create plugin object even if
4686 plugin did not call the add_symbols callback.
4687 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4688 asking for more symbols than were added.
4689 * testsuite/Makefile.am (plugin_test_1): Add test case with
4691 (empty.syms): New target.
4692 * testsuite/Makefile.in: Regenerate.
4693 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4694 message. Don't call add_symbols if no globals.
4695 (all_symbols_read_hook): Don't provide replacement for empty
4698 2008-12-12 Ian Lance Taylor <iant@google.com>
4700 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4701 r_type == 0 for a local symbol with r_sym == 0.
4702 (scan_relocatable_relocs): Pass r_sym to
4703 local_non_section_strategy.
4704 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4707 * configure.ac: Update test for TLS descriptors: they are
4708 supported as of glibc 2.9.
4709 * configure: Rebuild.
4711 2008-12-11 Ian Lance Taylor <iant@google.com>
4714 * target-reloc.h (Default_scan_relocatable_relocs): For each
4715 function, map r_type == 0 to RELOC_DISCARD.
4717 2008-12-10 Cary Coutant <ccoutant@google.com>
4719 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4720 object to override a kept COMDAT group from a plugin object.
4722 2008-12-09 Ian Lance Taylor <iant@google.com>
4725 * yyscript.y (file_cmd): Handle INPUT.
4727 * testsuite/initpri1.c: Change all declarations to be full
4728 prototypes by adding void, to avoid compiler warnings.
4730 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4732 * options.cc (General_options::parse_plugin_opt): New.
4733 (General_options::add_plugin): The argument now is just the filename.
4734 (General_options::add_plugin_option): New.
4735 * options.h (plugin_opt): New.
4736 (add_plugin): Change argument name.
4737 (add_plugin_option): New.
4738 * plugin.cc (Plugin::load): Don't parse the plugin option.
4739 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4740 (Plugin::add_option): New.
4741 (Plugin::args_): Change type.
4742 (Plugin::filename_): New.
4743 (Plugin_manager::add_plugin_option): New.
4744 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4745 * testsuite/Makefile.in: Regenerate.
4747 2008-12-05 Cary Coutant <ccoutant@google.com>
4749 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4750 Handle --strip-lto-sections option.
4751 * options.h (strip_lto_sections): New option.
4753 2008-12-01 Cary Coutant <ccoutant@google.com>
4755 * plugin.cc (ld_plugin_message): Change format parameter to const.
4756 Fix mismatch between new[] and delete.
4758 2008-11-14 Cary Coutant <ccoutant@google.com>
4760 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4763 2008-11-05 Craig Silverstein <csilvers@google.com>
4765 * options.cc (General_options::parse_dynamic_list): New function.
4766 * options.h (General_options): New flags dynamic_list,
4767 dynamic_list_data, dynamic_list_cpp_new, and
4768 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4769 (General_options::in_dynamic_list): New function.
4770 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4771 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4772 (Lex::can_continue_name): Likewise.
4774 (read_script_file): New parameter script_options.
4775 (read_dynamic_list): New function.
4776 (Script_options::define_dynamic_list): New function.
4777 (dynamic_list_keyword_parsecodes): New variable.
4778 (dynamic_list_keywords): New variable.
4779 * script.h (Script_options::define_dynamic_list): New function
4781 (read_dynamic_list): New function prototype.
4782 * symtab.cc (strprefix): New macro.
4783 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4784 dynamic_list_data, dynamic_list_cpp_new, and
4785 dynamic_list_cpp_typeinfo.
4786 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4787 (dynamic_list_expr): New rule.
4788 (dynamic_list_nodes): Likewise.
4789 (dynamic_list_node): Likewise.
4790 * testsuite/Makefile.am (dynamic_list): New test.
4791 * testsuite/Makefile.in: Regenerated.
4792 * testsuite/dynamic_list.t: New file.
4793 * testsuite/dynamic_list.sh: New file.
4795 2008-11-05 Craig Silverstein <csilvers@google.com>
4797 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4798 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4799 (t11_last): Likewise.
4800 * testsuite/ver_test_6.c (main): Likewise.
4802 2008-10-07 Cary Coutant <ccoutant@google.com>
4804 * options.c (General_options::finalize): Add check for -static and
4806 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4809 2008-10-02 Cary Coutant <ccoutant@google.com>
4811 * plugin.cc (make_sized_plugin_object): Fix conditional
4812 compilation to work when not all targets are enabled.
4814 2008-09-29 Cary Coutant <ccoutant@google.com>
4816 * archive.cc (Archive::get_file_and_offset): Use filename instead
4817 of name to get library path.
4818 (Archive::include_member): Unlock external member of a thin archive.
4820 * testsuite/Makefile.am (TEST_AR): New variable.
4821 (thin_archive_test_1): New test.
4822 (thin_archive_test_2): New test.
4823 * testsuite/Makefile.in: Regenerate.
4824 * testsuite/thin_archive_main.cc: New file.
4825 * testsuite/thin_archive_test_1.cc: New file.
4826 * testsuite/thin_archive_test_2.cc: New file.
4827 * testsuite/thin_archive_test_3.cc: New file.
4828 * testsuite/thin_archive_test_4.cc: New file.
4830 2008-09-29 Cary Coutant <ccoutant@google.com>
4832 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4833 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4835 (Sized_relobj::do_finalize_local_symbols): Likewise.
4836 (Sized_relobj::map_to_kept_section): Likewise.
4837 * object.h (Sized_relobj::invalid_address): New constant.
4838 (Sized_relobj::do_output_section_offset): Check for invalid_address
4840 * output.cc (Output_reloc::local_section_offset): Use constant
4841 invalid_address instead of -1U.
4842 (Output_reloc::get_address): Likewise.
4843 (Output_section::output_address): Change -1U to -1ULL.
4844 * output.h (Output_reloc::invalid_address): New constant.
4845 * reloc.cc (Sized_relobj::write_sections): Use constant
4846 invalid_address instead of -1U.
4847 (Sized_relobj::relocate_sections): Likewise.
4848 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4849 values for merge sections.
4850 * target-reloc.h (relocate_for_relocatable): Use constant
4851 invalid_address instead of -1U.
4853 2008-09-19 Cary Coutant <ccoutant@google.com>
4855 Add plugin functionality for link-time optimization (LTO).
4856 * configure.ac (plugins): Add --enable-plugins option.
4857 * configure: Regenerate.
4858 * config.in: Regenerate.
4859 * Makefile.am (LIBDL): New variable.
4860 (CCFILES): Add plugin.cc.
4861 (HFILES): Add plugin.h.
4862 (ldadd_var): Add LIBDL.
4863 * Makefile.in: Regenerate.
4865 * archive.cc: Include "plugin.h".
4866 (Archive::setup): Don't preread archive symbols when using a plugin.
4867 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4868 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4870 (Archive::include_member): Add symbols from plugin objects.
4871 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4872 * descriptors.cc (Descriptors::open): Check for file descriptors
4873 abandoned by plugins.
4874 (Descriptors::claim_for_plugin): New function.
4875 * descriptors.h (Descriptors::claim_for_plugin): New function.
4876 (Open_descriptor::is_claimed): New field.
4877 (claim_descriptor_for_plugin): New function.
4878 * fileread.cc (File_read::claim_for_plugin): New function.
4879 * fileread.h (File_read::claim_for_plugin): New function.
4880 (File_read::descriptor): New function.
4881 * gold.cc: Include "plugin.h".
4882 (queue_initial_tasks): Add task to call plugin hooks for generating
4884 * main.cc: Include "plugin.h".
4885 (main): Load plugin libraries.
4886 * object.h (Pluginobj): Declare.
4887 (Object::pluginobj): New function.
4888 (Object::do_pluginobj): New function.
4889 (Object::set_target): New function.
4890 * options.cc: Include "plugin.h".
4891 (General_options::parse_plugin): New function.
4892 (General_options::General_options): Initialize plugins_ field.
4893 (General_options::add_plugin): New function.
4894 * options.h (Plugin_manager): Declare.
4895 (General_options): Add --plugin option.
4896 (General_options::has_plugins): New function.
4897 (General_options::plugins): New function.
4898 (General_options::add_plugin): New function.
4899 (General_options::plugins_): New field.
4900 * plugin.cc: New file.
4901 * plugin.h: New file.
4902 * readsyms.cc: Include "plugin.h".
4903 (Read_symbols::do_read_symbols): Check for archive before checking
4904 for ELF file. Call plugin hooks to claim files.
4905 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4906 from a real object file; force override when processing replacement
4908 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4909 (Symbol::init_base_object): Likewise.
4910 (Symbol::init_base_output_data): Likewise.
4911 (Symbol::init_base_output_segment): Likewise.
4912 (Symbol::init_base_constant): Likewise.
4913 (Symbol::init_base_undefined): Likewise.
4914 (Symbol::output_section): Assert that object is not a plugin.
4915 (Symbol_table::add_from_pluginobj): New function.
4916 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4918 (Symbol_table::sized_write_globals): Likewise.
4919 (Symbol_table::add_from_pluginobj): Instantiate template.
4920 * symtab.h (Sized_pluginobj): Declare.
4921 (Symbol::in_real_elf): New function.
4922 (Symbol::set_in_real_elf): New function.
4923 (Symbol::in_real_elf_): New field.
4924 (Symbol_table::add_from_pluginobj): New function.
4926 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4927 (LIBDL): New variable.
4929 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4930 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4931 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4932 (MOSTLYCLEANFILES): Likewise.
4933 * testsuite/Makefile.in: Regenerate.
4934 * testsuite/plugin_test.c: New file.
4935 * testsuite/plugin_test_1.sh: New file.
4936 * testsuite/plugin_test_2.sh: New file.
4938 2008-09-16 Ian Lance Taylor <iant@google.com>
4940 * target-reloc.h (relocate_section): Check whether a symbol is
4941 defined by the ABI before reporting an undefined symbol error.
4942 * target.h (Target::is_defined_by_abi): Make parameter const.
4943 (Target::do_is_defined_by_abi): Likewise.
4944 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4945 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4946 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4947 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4948 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4949 * testsuite/Makefile.in: Rebuild.
4951 * fileread.cc (make_view): Add casts to avoid warning.
4953 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4955 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4956 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4958 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4960 * options.h (General_options::output_is_executable): New.
4961 (General_options::output_is_pie): New.
4962 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4963 for shared libraries.
4964 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4966 2008-09-11 Chris Demetriou <cgd@google.com>
4968 * options.h (origin): New -z option.
4969 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4970 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4973 2008-09-05 Cary Coutant <ccoutant@google.com>
4975 * fileread.cc (File_read::make_view): Add check for attempt to map
4978 2008-09-05 Cary Coutant <ccoutant@google.com>
4980 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4981 explicit instantiations.
4983 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4986 * options.cc (General_options::finalize): Allow undefined symbols
4987 in shlibs if linking -shared.
4990 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4991 symbols as not needing a dynsym entry.
4993 2008-08-20 Craig Silverstein <csilvers@google.com>
4995 * fileread.cc (File_read::open): Do not lock the file unless it
4996 was successfully opened.
4998 2008-08-14 Cary Coutant <ccoutant@google.com>
5000 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5001 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5002 * testsuite/tls_test.cc (struct int128): 128-bit struct
5003 for testing TLS relocs with non-zero addend.
5004 (v12): New TLS variable.
5006 (t_last): Add check for v12.
5007 * testsuite/tls_test.h (t12): New function.
5008 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5010 2008-08-13 Ian Lance Taylor <iant@google.com>
5012 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5013 set tls_segment_ or relro_segment_.
5014 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5016 * output.h (Output_section::clear_is_relro): New function.
5017 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5018 sections specially even when output_data_ is empty.
5019 (Output_segment::maximum_alignment): When first section is relro,
5020 only force alignment for PT_LOAD segments.
5021 * script.cc (script_data_segment_align): New function.
5022 (script_data_segment_relro_end): New function.
5023 * script-c.h (script_data_segment_align): Declare.
5024 (script_data_segment_relro_end): Declare.
5025 * script-sections.h (class Script_sections): Declare
5026 data_segment_align and data_segment_relro_end. Add fields
5027 segment_align_index_ and saw_relro_end_.
5028 * script-sections.cc (class Sections_element): Add set_is_relro
5029 virtual function. Add new bool* parameter to place_orphan_here.
5030 Add get_output_section virtual function.
5031 (class Output_section_definition): Add set_is_relro. Add new
5032 bool* parameter to place_orphan_here. Add get_output_section.
5033 Add is_relro_ field.
5034 (Output_section_definition::Output_section_definition): Initialize
5035 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5036 and is_relro_ fields.
5037 (Output_section_definition::place_orphan_here): Add is_relro
5039 (Output_section_definition::set_section_addresses): Set relro for
5041 (Output_section_definition::alternate_constraint): Likewise.
5042 (class Orphan_output_section): Add new bool* parameter to
5043 place_orphan_here. Add get_output_section.
5044 (Orphan_output_section::place_orphan_here): Add is_relro
5046 (Script_sections::Script_sections): Initialize
5047 data_segment_align_index_ and saw_relro_end_.
5048 (Script_sections::data_segment_align): New function.
5049 (Script_sections::data_segment_relro_end): New function.
5050 (Script_sections::place_orphan): Set or clear is_relro.
5051 (Script_sections::set_section_addresses): Force alignment of first
5053 * yyscript.y (exp): Call script_data_segment_align and
5054 script_data_segment_relro_end.
5055 * testsuite/relro_script_test.t: New file.
5056 * testsuite/relro_test.cc (using_script): Declare.
5057 (t1, t2): Test using_script.
5058 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5059 (relro_script_test_SOURCES): Define.
5060 (relro_script_test_DEPENDENCIES): Define.
5061 (relro_script_test_LDFLAGS): Define.
5062 (relro_script_test_LDADD): Define.
5063 (relro_script_test.so): New target.
5064 * testsuite/Makefile.in: Rebuild.
5066 2008-08-06 Cary Coutant <ccoutant@google.com>
5068 * archive.cc (Archive::total_archives, Archive::total_members)
5069 (Archive::total_members_loaded): New variables.
5070 (Archive::setup): Add parameter. Add option to preread
5072 (Archive::read_armap): Add counter.
5073 (Archive::get_file_and_offset): New function.
5074 (Archive::get_elf_object_for_member): New function.
5075 (Archive::read_all_symbols): New function.
5076 (Archive::read_symbols): New function.
5077 (Archive::add_symbols): Add counters.
5078 (Archive::include_all_members): Use armap to find members if it's
5080 (Archive::include_member): Skip reading symbols if already read.
5081 Factored code into Archive::get_file_and_offset and
5082 Archive::get_elf_object_for_member. Changed call to
5083 Mapfile::report_include_archive_member.
5084 (Archive::print_stats): New function.
5085 * archive.h: Declare Object and Read_symbols_data classes.
5086 (Archive::Archive): Add initializers for new members.
5087 (Archive::setup): Add parameter.
5088 (Archive::print_stats): New function.
5089 (Archive::total_archives, Archive::total_members)
5090 (Archive::total_members_loaded): New variables.
5091 (Archive::get_file_and_offset): New function.
5092 (Archive::get_elf_object_for_member): New function.
5093 (Archive::read_all_symbols): New function.
5094 (Archive::read_symbols): New function.
5095 (Archive::Archive_member): New class.
5096 (Archive::members_): New member.
5097 (Archive::num_members_): New member.
5098 * main.cc: Include archive.h.
5099 (main): Call Archive::print_stats.
5100 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5101 archive parameter; member_name is now the fully-decorated name.
5102 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5103 * options.h: (General_options): Add --preread-archive-symbols option.
5104 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5107 2008-08-04 Ian Lance Taylor <iant@google.com>
5109 * symtab.h (Symbol::use_plt_offset): New function.
5110 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5111 * powerpc.cc (Relocate::relocate): Likewise.
5112 * sparc.cc (Relocate::relocate): Likewise.
5113 * x86_64.cc (Relocate::relocate): Likewise.
5114 * testsuite/weak_plt.sh: New test.
5115 * testsuite/weak_plt_main.cc: New test.
5116 * testsuite/weak_plt_shared.cc: New test.
5117 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5118 (check_PROGRAMS): Add weak_plt.
5119 (check_DATA): Add weak_plt_shared.so.
5120 (weak_plt_main_pic.o, weak_plt): New targets.
5121 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5122 * testsuite/Makefile.in: Rebuild.
5124 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5126 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5127 * testsuite/Makefile.in: Rebuild.
5129 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5131 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5132 * Makefile.in: Regenerate.
5133 * po/POTFILES.in: Regenerate.
5135 2008-07-29 Ian Lance Taylor <iant@google.com>
5137 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5138 symbols before other symbols.
5139 * testsuite/script_test_2.cc (test_addr): Declare.
5140 (test_addr_alias): Declare.
5141 (main): Check that test_addr and test_addr_alias have the right
5143 * testsuite/script_test_2.t: Define test_addr_alias and
5146 2008-07-24 Ian Lance Taylor <iant@google.com>
5149 * descriptors.cc: New file.
5150 * descriptors.h: New file.
5151 * gold-threads.h (class Hold_optional_lock): New class.
5152 * fileread.cc: Include "descriptors.h".
5153 (File_read::~File_read): Release descriptor rather than closing
5155 (File_read::open) [file]: Call open_descriptor rather than open.
5156 Set is_descriptor_opened_.
5157 (File_read::open) [memory]: Assert that descriptor is not open.
5158 (File_read::reopen_descriptor): New function.
5159 (File_read::release): Release descriptor.
5160 (File_read::do_read): Make non-const. Reopen descriptor.
5161 (File_read::read): Make non-const.
5162 (File_read::make_view): Reopen descriptor.
5163 (File_read::do_readv): Likewise.
5164 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5165 Update declarations.
5166 * layout.cc: Include "descriptors.h".
5167 (Layout::create_build_id): Use open_descriptor rather than open.
5168 * output.cc: Include "descriptors.h".
5169 (Output_file::open): Use open_descriptor rather than open.
5170 * archive.cc (Archive::const_iterator): Change Archive to be
5172 (Archive::begin, Archive::end): Make non-const.
5173 (Archive::count_members): Likewise.
5174 * archive.h (class Archive): Update declarations.
5175 * object.h (Object::read): Make non-const.
5176 * Makefile.am (CCFILES): Add descriptors.cc.
5177 (HFILES): Add descriptors.h.
5178 * Makefile.in: Rebuild.
5181 * gold.h: Always include <clocale>. Add Solaris workarounds
5182 following code in binutils/sysdep.h.
5185 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5186 this->eh_frame_hdr_ is NULL before using it.
5188 * dynobj.cc (Versions::Versions): Update comment.
5190 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5191 the base version name.
5193 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5194 array size plus one.
5195 (Stringpool_template::set_string_offsets): Subtract one from key
5196 before using it as an array index.
5197 (Stringpool_template::get_offset_with_length): Likewise.
5198 (Stringpool_template::write_to_buffer): Likewise.
5199 * stringpool.h (Stringpool_template::get_offset_from_key):
5202 2008-07-23 Ian Lance Taylor <iant@google.com>
5205 * object.h (Merged_symbol_value::value): Do our best to handle a
5209 * script.cc (Version_script_info::get_versions): Don't add empty
5210 version tag to return value.
5211 (Version_script_info::get_symbol_version_helper): Change return
5212 type to bool. Add pversion parameter. Change all callers.
5213 (script_register_vers_node): Don't require a non-NULL tag.
5214 * script.h (class Version_script_info): Update declarations.
5215 (Version_script_info::get_symbol_version): Change return type to
5216 bool. Add version parameter. Change all callers.
5217 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5218 handling. Handle an empty version from a version script.
5219 (Symbol_table::define_special_symbol): Likewise.
5220 * testsuite/ver_test_10.script: New file.
5221 * testsuite/ver_test_10.sh: New file.
5222 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5223 (check_DATA): Add ver_test_10.syms.
5224 (ver_test_10.syms, ver_test_10.so): New target.
5225 * testsuite/Makefile.in: Rebuild.
5227 2008-07-23 Simon Baldwin <simonb@google.com>
5229 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5230 to zero for undefined symbols from dynamic libraries.
5232 2008-07-23 Ian Lance Taylor <iant@google.com>
5234 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5236 * symtab.h (class Symbol_table): Update declaration.
5237 * testsuite/ver_test_9.cc: New file.
5238 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5239 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5240 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5241 (ver_test_9.so, ver_test_9.o): New targets.
5242 * testsuite/Makefile.in: Rebuild.
5244 2008-07-22 Ian Lance Taylor <iant@google.com>
5246 * options.h (class General_options): Define --check-sections.
5247 * layout.cc (Layout::set_segment_offsets): Handle
5250 * options.h (class General_options): Define -n/--nmagic and
5252 * options.cc (General_options::finalize): For -n/--nmagic or
5253 -N/--omagic, set -static.
5254 * layout.cc (Layout::attach_allocated_section_to_segment): If
5255 -N/--omagic, don't put read-only and read-write sections in
5257 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5258 finding a read-only segment.
5259 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5260 don't set the minimum segment alignment to the common page size,
5261 and don't set the file offset to the address modulo the page size.
5262 * script-sections.cc (Script_sections::create_segments): If
5263 -n/--omagic, don't put read-only and read-write sections in
5266 * cref.cc: New file.
5268 * options.h (class General_options): Add --print-symbol-counts.
5269 * main.cc (main): Issue defined symbol report if requested.
5270 * archive.cc (Archive::interpret_header): Make into a const member
5272 (Archive::add_symbols): Call Input_objects::archive_start and
5274 (Archive::const_iterator): Define new class.
5275 (Archive::begin, Archive::end): New functions.
5276 (Archive::include_all_members): Rewrite to use iterator.
5277 (Archive::count_members): New function.
5278 * archive.h (class Archive): Update declarations.
5279 (Archive::filename): New function.
5280 * object.cc: Include "cref.h".
5281 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5282 (Sized_relobj::do_get_global_symbol_counts): New function.
5283 (Input_objects::add_object): Add object to cross-referencer.
5284 (Input_objects::archive_start): New function.
5285 (Input_objects::archive_stop): New function.
5286 (Input_objects::print_symbol_counts): New function.
5287 * object.h: Declare Cref and Archive.
5288 (Object::get_global_symbol_counts): New function.
5289 (Object::do_get_global_symbol_counts): New pure virtual function.
5290 (class Sized_relobj): Add defined_count_ field. Update
5292 (class Input_objects): Add cref_ field. Update constructor.
5293 Update declarations.
5294 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5296 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5298 (Sized_dynobj::do_get_global_symbol_counts): New function.
5299 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5300 defined_count_. Update declarations. Define Symbols typedef.
5301 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5302 parameter. Change all callers.
5303 (Symbol_table::add_from_dynobj): Add sympointers and defined
5304 parameters. Change all callers.
5305 * symtab.h (class Symbol_table): Update declarations.
5306 * Makefile.am (CCFILES): Add cref.cc.
5307 (HFILES): Add cref.h.
5308 * Makefile.in: Rebuild.
5310 2008-07-22 Simon Baldwin <simonb@google.com>
5312 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5313 to zero when writing undefined symbols.
5315 2008-07-22 Ian Lance Taylor <iant@google.com>
5317 * output.cc (Output_section::add_input_section): Don't try to
5318 merge empty merge sections.
5320 2008-07-21 Craig Silverstein <csilvers@google.com>
5322 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5323 Include symbol version in error message.
5325 2008-07-20 Chris Demetriou <cgd@google.com>
5327 * configure.ac (gold_cv_c_random_seed): New configured variable.
5328 (RANDOM_SEED_CFLAGS): New substituted variable.
5329 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5330 * configure: Rebuild.
5331 * Makefile.in: Likewise.
5332 * testsuite/Makefile.in: Likewise.
5334 2008-07-18 Ian Lance Taylor <iant@google.com>
5336 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5337 where we see NAME/NULL and NAME/VERSION as separate symbols.
5338 * testsuite/ver_test_main.cc (main): Call t4.
5339 (t4, t4_2a): Define.
5340 * testsuite/ver_test_2.cc (t4_2): Define.
5341 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5342 * testsuite/ver_test_4.cc (t4_2a): Define.
5343 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5344 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5346 2008-07-17 Ian Lance Taylor <iant@google.com>
5348 * dynobj.cc (Versions::add_def): If we give an error about a
5349 missing version, go ahead and create the version anyhow.
5351 2008-07-10 Ian Lance Taylor <iant@google.com>
5353 Handle output sections with more than 0x7fffffff bytes.
5354 * object.h (class Relobj): Change map_to_output_ to
5355 output_sections_, and just keep a section pointer. Change all
5356 uses. Move comdat group support to Sized_relobj.
5357 (Relobj::is_section_specially_mapped): Remove.
5358 (Relobj::output_section): Remove poff parameter. Change all
5360 (Relobj::output_section_offset): New function.
5361 (Relobj::set_section_offset): Rewrite.
5362 (Relobj::map_to_output): Remove.
5363 (Relobj::output_sections): New function.
5364 (Relobj::do_output_section_offset): New pure virtual function.
5365 (Relobj::do_set_section_offset): Likewise.
5366 (class Sized_relobj): Add section_offsets_ field. Add comdat
5367 group support from Relobj. Update declarations.
5368 (Sized_relobj::get_output_section_offset): New function.
5369 (Sized_relobj::do_output_section_offset): New function.
5370 (Sized_relobj::do_set_section_offset): New function.
5371 * object.cc (Relobj::output_section_address): Remove.
5372 (Sized_relobj::Sized_relobj): Initialize new fields.
5373 (Sized_relobj::include_section_group): Cast find_kept_object to
5375 (Sized_relobj::include_linkonce_section): Likewise.
5376 (Sized_relobj::do_layout): Use separate arrays for output section
5378 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5380 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5381 output_sections and section_offsets.
5382 (Sized_relobj::write_local_symbols): Likewise.
5383 (map_to_kept_section): Compute output address directly.
5384 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5385 output_sections and section_offsets.
5386 (Sized_relobj::write_sections): Likewise.
5387 (Sized_relobj::relocate_sections): Likewise.
5388 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5389 * output.h (class Output_reloc): Update declarations. Change
5390 u2_.relobj to Sized_relobj*.
5391 (class Output_data_reloc): Change add functions to use
5393 * output.cc (Output_reloc::Output_reloc): Change relobj to
5395 (Output_reloc::local_section_offset): Change return type to
5396 Elf_Addr. Use get_output_section_offset.
5397 (Output_reloc::get_address): Likewise.
5398 (Output_section::is_input_address_mapped): Don't call
5399 is_section_specially_mapped.
5400 (Output_section::output_offset): Likewise.
5401 (Output_section::output_address): Likewise.
5402 (Output_section::starting_output_address): Likewise.
5403 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5404 parameter to Sized_relobj*.
5405 (Copy_relocs::need_copy_reloc): Likewise.
5406 (Copy_relocs::save): Likewise.
5407 * copy-relocs.h (class Copy_relocs): Update declarations.
5408 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5409 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5410 * target-reloc.h (relocate_for_relocatable): Change
5411 offset_in_output_section type to Elf_Addr. Change code that uses
5413 * layout.cc (Layout::layout): Always set *off.
5414 * mapfile.cc (Mapfile::print_input_section): Use
5415 output_section_offset.
5416 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5418 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5419 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5420 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5422 2008-07-03 Ian Lance Taylor <iant@google.com>
5424 * layout.cc (Layout::include_section): Do not discard unrecognized
5425 SHT_STRTAB sections.
5427 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5429 * script.cc (Lex::can_continue_name): Make '?' allowable in
5430 version-script names.
5431 * testsuite/version_script.map: Change glob pattern to use '?'
5433 2008-06-30 Manish Singh <yosh@gimp.org>
5436 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5439 2008-06-30 Ian Lance Taylor <iant@google.com>
5443 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5444 versions]: Don't try to read the value in the contents, since we
5445 don't use it. Use the template endianness when writing.
5447 2008-06-25 Cary Coutant <ccoutant@google.com>
5449 * fileread.cc (File_read::make_view): Assert on zero-length view.
5450 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5451 symbol table when there are no symbols to read.
5453 2008-06-23 Craig Silverstein <csilvers@google.com>
5455 * version.cc (version_string): Bump to 1.7
5457 2008-06-18 Craig Silverstein <csilvers@google.com>
5459 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5460 constant 0xFFFF to type Valtype.
5461 (Powerpc_relocate_functions::rel16_ha): Likewise.
5463 2008-06-17 Ian Lance Taylor <iant@google.com>
5465 * output.h (Output_section::Input_section): Initialize p2align_ to
5466 zero for Output_section_data constructors.
5467 (Output_section::Input_section::addralign): If not an input
5468 section, return the alignment of the Output_section_data.
5469 * testsuite/copy_test.cc: New file.
5470 * testsuite/copy_test_1.cc: New file.
5471 * testsuite/copy_test_2.cc: New file.
5472 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5473 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5474 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5475 (copy_test_1_pic.o, copy_test_1.so): New targets.
5476 (copy_test_2_pic.o, copy_test_2.so): New targets.
5477 * testsuite/Makefile.in: Rebuild.
5479 * script-sections.cc (Script_sections::place_orphan): Initialize
5480 local variable exact.
5482 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5484 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5486 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5487 David S. Miller <davem@davemloft.net>
5489 * powerpc.cc: New file.
5490 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5491 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5492 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5493 * Makefile.in: Rebuild.
5495 2008-06-09 Ian Lance Taylor <iant@google.com>
5497 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5499 (throwing, orig_terminate): New static variables.
5500 (terminate_handler): New static function.
5501 (t2): Set terminate handler.
5503 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5506 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5509 2008-05-30 Cary Coutant <ccoutant@google.com>
5511 * archive.cc (Archive::include_all_members) Correct to step
5512 over symbol table and extended name table in thin archives.
5514 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5517 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5520 2008-05-28 Caleb Howe <cshowe@google.com>
5522 * reduced_debug_output.cc: New file.
5523 * reduced_debug_output.h: New file.
5524 * options.h (class General_options): Add --strip-debug-non-line.
5525 * options.cc (General_options::finalize): Add strip_debug_non_line
5526 to the strip heirarchy.
5527 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5529 * layout.cc: Include "reduced_debug_output.h".
5530 (Layout::Layout): Initialize new fields.
5531 (line_only_debug_sections): New static array.
5532 (is_lines_only_debug_sections): New static inline function.
5533 (Layout::include_section): Handle --strip-debug-non-line.
5534 (Layout::make_output_section): If --strip-debug-non-line, build
5535 new output sections for .debug_abbrev and .debug_info.
5536 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5537 gold. Warn about possible overflow.
5538 (read_signed_LEB_128): Likewise.
5539 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5540 (read_signed_LEB_128): Declare.
5541 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5542 (HFILES): Add reduced_debug_output.h.
5543 * Makefile.in: Rebuild.
5545 2008-05-21 Ian Lance Taylor <iant@google.com>
5547 * mapfile.cc: New file.
5548 * mapfile.h: New file.
5549 * options.h (class General_options): Add -M/--print-map and -Map.
5550 * options.cc (General_options::finalize): Make -M equivalent to
5552 * main.cc: Include <cstdio> and "mapfile.h".
5553 (main): Open mapfile if requested.
5554 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5555 constructor. Change caller.
5556 (queue_initial_tasks): Add mapfile parameter. Change caller.
5557 (queue_middle_tasks): Likewise.
5558 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5560 * archive.cc: Include "mapfile.h".
5561 (Archive::add_symbols): Add mapfile parameter. Change all
5562 callers. Pass mapfile, symbol, and reason to include_member.
5563 (Archive::include_all_members): Add mapfile parameter. Change all
5565 (Archive::include_member): Add mapfile, sym, and why parameters.
5566 Change all callers. Report inclusion to map file.
5567 * archive.h: Include "fileread.h".
5568 (class Archive): Update declarations.
5569 (Archive::file): New const method.
5570 (class Add_archive_symbols): Add mapfile_ field. Update
5571 constructor. Change all callers.
5572 * readsyms.h (class Read_symbols): Likewise.
5573 (class Finish_group): Likewise.
5574 (class Read_script): Likewise.
5575 * common.cc: Include "mapfile.h".
5576 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5578 (Symbol_table::do_allocate_commons): Likewise.
5579 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5580 symbol allocation to mapfile.
5581 * common.h (class Allocate_commons_task): Add mapfile_ field.
5582 Update constructor. Change all callers.
5583 * symtab.h (class Symbol_table): Update declarations.
5584 * layout.cc: Include "mapfile.h".
5585 (Layout_task_runner::run): Print information to mapfile.
5586 (Layout::create_gold_note): Change Output_data_fixed_space to
5587 Output_data_zero_fill.
5588 (Layout::create_build_id): Likewise.
5589 (Layout::print_to_mapfile): New function.
5590 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5591 constructor. Change caller.
5592 (class Layout): Declare print_to_mapfile.
5593 * output.cc (Output_section::Input_section::print_to_mapfile): New
5595 (Output_section::add_input_section): If producing a map, always
5596 add to input_sections_ list.
5597 (Output_section::do_print_to_mapfile): New function.
5598 (Output_segment::print_sections_to_mapfile): New function.
5599 (Output_segment::print_section_list_to_mapfile): New function.
5600 * output.h: Include "mapfile.h".
5601 (Output_data::print_to_mapfile): New function.
5602 (Output_data::do_print_to_mapfile): New virtual function.
5603 (Output_segment_headers::do_print_to_mapfile): New function.
5604 (Output_file_header::do_print_to_mapfile): New function.
5605 (Output_data_const::do_print_to_mapfile): New function.
5606 (class Output_data_const_buffer): Add map_name_ field. Update
5607 constructor. Change all callers. Add do_print_to_mapfile
5609 (class Output_data_fixed_space): Likewise.
5610 (class Output_data_space): Likewise.
5611 (class Output_data_zero_fill): New class.
5612 (Output_data_strtab::do_print_to_mapfile): New function.
5613 (Output_data_reloc_base::do_print_to_mapfile): New function.
5614 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5615 (Output_data_group::do_print_to_mapfile): New function.
5616 (Output_data_got::do_print_to_mapfile): New function.
5617 (Output_data_dynamic::do_print_to_mapfile): New function.
5618 (Output_symtab_xindex::do_print_to_mapfile): New function.
5619 (class Output_section): Declare do_print_to_mapflie. Declare
5620 print_to_mapfile in Input_section.
5621 (class Output_segment): Declare new functions.
5622 * object.h (Sized_relobj::symbol_count): New function.
5623 * script-sections.cc
5624 (Output_section_element_dot_assignment::set_section_addresses):
5625 Change Output_data_fixed_space to Output_data_zero_fill.
5626 (Output_data_expression::do_print_to_mapfile): New function.
5627 * script.cc (read_input_script): Add mapfile parameter. Change
5629 * script.h (read_input_script): Update declaration.
5630 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5631 (Eh_frame::do_print_to_mapfile): New function.
5632 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5633 (Output_merge_string::do_print_to_mapfile): New function.
5634 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5636 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5638 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5640 * Makefile.am (CCFILES): Add mapfile.cc.
5641 (HFILES): Add mapfile.h.
5642 * Makefile.in: Rebuild.
5644 2008-05-19 Ian Lance Taylor <iant@google.com>
5646 * options.h (class General_options): Add -z relro.
5647 * layout.cc (Layout::Layout): Initialize relro_segment_.
5648 (Layout::add_output_section_data): Return the output section.
5649 (Layout::make_output_section): Rcognize relro sections and mark
5651 (Layout::attach_allocated_section_to_segment): Put relro sections
5652 in a PT_GNU_RELRO segment.
5653 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5655 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5657 (Layout::linkonce_mapping): Map d.rel.ro.local to
5659 (Layout::output_section_name): Us .data.rel.ro.local for any
5660 section which begins with that.
5661 * layout.h (class Layout): Update add_output_section_data
5662 declaration. Add relro_segment_ field.
5663 * output.cc (Output_section::Output_section): Initialize is_relro_
5664 and is_relro_local_ fields.
5665 (Output_segment::add_output_section): Group relro sections.
5666 (Output_segment::is_first_section_relro): New function.
5667 (Output_segment::maximum_alignment): If there is a relro section,
5668 align the segment to the common page size.
5669 (Output_segment::set_section_addresses): Track whether we are
5670 looking at relro sections. If the last section is a relro
5671 section, align to the common page size.
5672 (Output_segment::set_section_list_addresses): Add in_relro
5673 parameter. Change all callers. Align to the page size when
5674 moving from relro to non-relro section.
5675 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5677 * output.h (class Output_section): Add is_relro_ and
5678 is_relro_local_ fields.
5679 (Output_section::is_relro): New function.
5680 (Output_section::set_is_relro): New function.
5681 (Output_section::is_relro_local): New function.
5682 (Output_section::set_is_relro_local): New function.
5683 (class Output_segment): Update declarations.
5684 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5685 * sparc.cc (Target_sparc::got_section): Likewise.
5686 * x86_64.cc (Target_x86_64::got_section): Likewise.
5687 * testsuite/relro_test_main.cc: New file.
5688 * testsuite/relro_test.cc: New file.
5689 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5690 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5691 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5692 (relro_test.so, relro_test_pic.o): New targets.
5693 * testsuite/Makefile.in: Rebuild.
5695 2008-05-16 Ian Lance Taylor <iant@google.com>
5697 * output.cc (Output_segment::add_output_section): Remove front
5699 * output.h (class Output_segment): Remove
5700 add_initial_output_section and overloaded add_output_section.
5701 Update declaration of remaining add_output_section.
5702 * layout.cc (Layout::create_interp): Call add_output_section
5703 rather than add_initial_output_section.
5704 (Layout::finish_dynamic_section): Likewise.
5706 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5707 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5708 know the dynamic type.
5709 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5710 field. Initialize it in constructor.
5711 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5712 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5713 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5716 * output.cc (Output_reloc::get_address): Change return type to
5718 * output.h (class Output_reloc): Update get_address declaration.
5719 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5720 for section addresses.
5722 2008-05-09 Ian Lance Taylor <iant@google.com>
5725 * gold.cc (gold_nomem): Use return value of write.
5727 2008-05-08 Ian Lance Taylor <iant@google.com>
5729 * symtab.c (Symbol::init_base_output_data): Add version
5730 parameter. Change all callers.
5731 (Symbol::init_base_output_segment): Likewise.
5732 (Symbol::init_base_constant): Likewise.
5733 (Symbol::init_base_undefined): Likewise.
5734 (Sized_symbol::init_output_data): Likewise.
5735 (Sized_symbol::init_output_segment): Likewise.
5736 (Sized_symbol::init_constant): Likewise.
5737 (Sized_symbol::init_undefined): Likewise.
5738 (Symbol_table::do_define_in_output_data): If the new symbol has a
5739 version, mark it as the default.
5740 (Symbol_table::do_define_in_output_segment): Likewise.
5741 (Symbol_table::do_define_as_constant): Likewise.
5742 * symtab.h (class Symbol): Update declarations.
5743 (class Sized_symbol): Likewise.
5744 * resolve.cc (Symbol::override_version): New function.
5745 (Symbol::override_base): Call override_version.
5746 (Symbol::override_base_with_special): Likewise.
5747 * testsuite/ver_script_8.script: New file.
5748 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5749 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5750 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5751 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5753 2008-05-06 Ian Lance Taylor <iant@google.com>
5756 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5758 (class General_options): Remove existing --undefined, and add
5759 --no-undefined instead. Add new --undefined as synonym for -u.
5760 * archive.cc (Archive::add_symbols): Check whether symbol was
5762 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5763 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5764 all uses. Add IS_UNDEFINED. Update declarations to split
5765 different versions of init_base. Declare init_base_undefined.
5766 (Symbol::is_defined): Handle IS_UNDEFINED.
5767 (Symbol::is_undefined): Likewise.
5768 (Symbol::is_weak_undefined): Call is_undefined.
5769 (Symbol::is_absolute): Handle IS_CONSTANT.
5770 (class Sized_symbol): Update declarations to split different
5771 versions of init. Declare init_undefined.
5772 (class Symbol_table): Declare new functions.
5773 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5775 (Symbol::init_base_output_data): Likewise.
5776 (Symbol::init_base_output_segment): Likewise.
5777 (Symbol::init_base_constant): Likewise.
5778 (Symbol::init_base_undefined): New function.
5779 (Sized_symbol::init_object): Rename from init. Change all
5781 (Sized_symbol::init_output_data): Likewise.
5782 (Sized_symbol::init_output_segment): Likewise.
5783 (Sized_symbol::init_constant): Likewise.
5784 (Sized_symbol::init_undefined): New function.
5785 (Symbol_table::add_undefined_symbols_from_command_line): New
5787 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5789 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5790 (Symbol::output_section): Likewise.
5791 (Symbol::set_output_section): Likewise.
5792 (Symbol_table::sized_finalize_symbol): Likewise.
5793 (Symbol_table::sized_write_globals): Likewise.
5794 * resolve.cc (Symbol_table::should_override): Likewise.
5795 (Symbol::override_base_with_special): Likewise.
5797 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5798 symbol, change it to have default visibility.
5799 * testsuite/protected_1.cc: New file.
5800 * testsuite/protected_2.cc: New file.
5801 * testsuite/protected_3.cc: New file.
5802 * testsuite/protected_main_1.cc: New file.
5803 * testsuite/protected_main_2.cc: New file.
5804 * testsuite/protected_main_3.cc: New file.
5805 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5806 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5807 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5808 (protected_1.so): New target.
5809 (protected_1_pic.o, protected_2_pic.o): New targets.
5810 (protected_3_pic.o): New target.
5811 (check_PROGRAMS): Add protected_2.
5812 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5813 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5814 * testsuite/Makefile.in: Rebuild.
5816 * options.h (DEFINE_var): Add set_user_set_##varname__.
5817 (DEFINE_bool_alias): New macro.
5818 (class General_options): Define -Bstatic using DEFINE_bool_alias
5819 rather than DEFINE_special. Add --undefined as an alias for -z
5821 * options.cc (General_options::parse_Bstatic): Remove.
5823 * options.h (class General_options): Add --fatal-warnings.
5824 * main.cc (main): Implement --fatal-warnings.
5825 * errors.h (Errors::warning_count): New function.
5827 * options.h (class General_options): Add -Bsymbolic-functions.
5828 * symtab.h (Symbol::is_preemptible): Check for
5829 -Bsymbolic-functions.
5831 2008-05-05 Ian Lance Taylor <iant@google.com>
5833 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5834 as noVARNAME rather than no-VARNAME.
5835 (class General_options): Add option -z combreloc.
5836 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5838 (Output_reloc::sort_before) [SHT_REL]: New function.
5839 (Output_reloc::sort_before) [SHT_RELA]: New function.
5840 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5841 Sort_relocs_comparison.
5842 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5843 parameter. Change all callers.
5844 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5845 sort_relocs parameter. Change all callers.
5846 * output.cc (Output_reloc::get_address): New function, broken out
5848 (Output_reloc::write_rel): Call it.
5849 (Output_reloc::compare): New function.
5850 (Output_data_reloc_base::do_write): Optionally sort relocs.
5852 * configure.ac: If targ_extra_obj is set, link it in.
5853 * configure.tgt: Initialize all variables.
5854 (x86_64*): Set targ_extra_obj and targ_extra_size.
5855 * configure: Rebuild.
5857 * object.cc (Sized_relobj::include_section_group): Adjust section
5858 indexes read from group data. Build vector to pass to
5860 * layout.cc (Layout::layout_group): Add flags and shndxes
5861 parameters. Remove contents parameter. Change caller. Update
5862 explicit instantiations.
5863 * layout.h (class Layout): Update layout_group declaration.
5864 * output.cc (Output_data_group::Output_data_group): Add flags and
5865 input_shndxes parameters. Remove contents parameter. Change
5867 (Output_data_group::do_write): Change input_sections_ to
5869 * output.h (class Output_data_group): Update constructor
5870 declaration. Rename input_sections_ to input_shndxes_.
5871 * testsuite/many_sections_test.cc: Add template.
5873 2008-04-30 Cary Coutant <ccoutant@google.com>
5875 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5877 * layout.cc (Layout::include_section): Refactored check for debug
5879 (Layout::add_comdat): Add new parameters. Change type
5880 of signature parameter. Add object and shndx to signatures table.
5881 (Layout::find_kept_object): New function.
5882 * layout.h: Include <cstring>.
5883 (Layout::is_debug_info_section): New function.
5884 (Layout::add_comdat): Add new parameters.
5885 (Layout::find_kept_object): New function.
5886 (Layout::Kept_section): New struct.
5887 (Layout::Signatures): Change type of map range.
5888 * object.cc (Relobj::output_section_address): New function.
5889 (Sized_relobj::include_section_group): Add new parameters. Change
5890 calls to Layout::add_comdat. Change to build table of kept comdat
5891 groups and table mapping discarded sections to kept sections.
5892 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5893 (Sized_relobj::do_layout): Change calls to include_section_group and
5894 include_linkonce_section.
5895 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5896 value to zero when section is discarded.
5897 (Sized_relobj::map_to_kept_section): New function.
5898 * object.h (Relobj::output_section_address): New function.
5899 (Relobj::Comdat_group): New type.
5900 (Relobj::find_comdat_group): New function.
5901 (Relobj::Comdat_group_table): New type.
5902 (Relobj::Kept_comdat_section): New type.
5903 (Relobj::Kept_comdat_section_table): New type.
5904 (Relobj::add_comdat_group): New function.
5905 (Relobj::set_kept_comdat_section): New function.
5906 (Relobj::get_kept_comdat_section): New function.
5907 (Relobj::comdat_groups_): New field.
5908 (Relobj::kept_comdat_sections_): New field.
5909 (Symbol_value::input_value): Update comment.
5910 (Sized_relobj::map_to_kept_section) New function.
5911 (Sized_relobj::include_linkonce_section): Add new parameter.
5912 * target-reloc.h (Comdat_behavior): New type.
5913 (get_comdat_behavior): New function.
5914 (relocate_section): Add code to map a discarded section to the
5915 corresponding kept section when applying a relocation.
5917 2008-04-30 Craig Silverstein <csilvers@google.com>
5919 * dwarf_reader.cc (next_generation_count): New static var.
5920 (Addr2line_cache_entry): New struct.
5921 (addr2line_cache): New static var.
5922 (Dwarf_line_info::one_addr2line): Added caching.
5923 (Dwarf_line_info::clear_addr2line_cache): New function.
5924 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5925 cache-size parameter.
5926 (Dwarf_line_info::one_addr2line_cache): New function.
5927 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5928 new cache-size argument to one_addr2line(), and clear cache.
5930 2008-04-28 Cary Coutant <ccoutant@google.com>
5932 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5933 R_386_PC8 relocations.
5935 2008-04-23 Ian Lance Taylor <iant@google.com>
5937 * object.cc (Sized_relobj::include_section_group): Check for
5938 invalid section group.
5940 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5943 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5944 than read for file header.
5945 * archive.cc (Archive::include_member): Likewise.
5947 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5949 * aclocal.m4: Regenerate.
5950 * configure: Regenerate.
5952 2008-04-19 Ian Lance Taylor <iant@google.com>
5954 * version.cc (version_string): Bump to 1.6.
5956 * testsuite/Makefile.am (many_sections_r_test): New target.
5957 (many_sections_r_test_SOURCES): Remove.
5958 (many_sections_r_test_DEPENDENCIES): Remove.
5959 (many_sections_r_test_LDFLAGS): Remove.
5960 (many_sections_r_test_LDADD): Remove.
5962 * object.cc (Sized_relobj::do_add_symbols): Always pass
5963 local_symbol_count_ to add_from_relobj.
5965 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5966 every thousand variables.
5967 * testsuite/Makefile.in: Rebuild.
5969 * object.cc (Xindex::initialize_symtab_xindex): New function.
5970 (Xindex::read_symtab_xindex): New function.
5971 (Xindex::sym_xindex_to_shndx): New function.
5972 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5974 (Sized_relobj::do_initialize_xindex): New function.
5975 (Sized_relobj::do_read_symbols): Adjust section links.
5976 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5977 parameter. Change all callers.
5978 (Sized_relobj::include_section_group): Adjust section links and
5979 symbol section indexes.
5980 (Sized_relobj::do_layout): Adjust section links.
5981 (Sized_relobj::do_count_local_symbols): Adjust section links and
5982 symbol section indexes.
5983 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5984 ordinary and special symbols.
5985 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5986 dynsym_xindex parameters. Change all callers. Adjust section
5987 links. Use SHN_XINDEX when needed.
5988 (Sized_relobj::get_symbol_location_info): Adjust section links.
5989 Don't get fooled by special symbols.
5990 * object.h (class Xindex): Define.
5991 (class Object): Add xindex_ parameter. Declare virtual functoin
5992 do_initialize_xindex.
5993 (Object::adjust_sym_shndx): New function.
5994 (Object::set_xindex): New protected function.
5995 (class Symbol_value): Add is_ordinary_shndx_ field.
5996 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5997 (Symbol_value::value): Assert ordinary section.
5998 (Symbol_value::initialize_input_to_output_map): Likewise.
5999 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6001 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6003 (class Sized_relobj): Update declarations.
6004 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6005 parameter. Change all callers.
6006 (Sized_relobj::adjust_shndx): New function.
6007 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6009 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6010 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6011 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6012 (Sized_dynobj::read_dynsym_section): Adjust section links.
6013 (Sized_dynobj::read_dynamic): Likewise.
6014 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6016 (Sized_dynobj::do_initialize_xindex): New function.
6017 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6018 do_initialize_xindex.
6019 (Sized_dynobj::adjust_shndx): New function.
6020 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6021 dynsym_xindex_ fields.
6022 (Layout::finalize): Add a call to set_section_indexes before
6023 creating the symtab sections.
6024 (Layout::set_section_indexes): Don't do anything if the section
6025 already has a section index.
6026 (Layout::create_symtab_sections): Add shnum parameter. Change
6027 caller. Create .symtab_shndx section if needed.
6028 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6030 (Layout::allocated_output_section_count): New function.
6031 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6033 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6034 fields. Update declarations.
6035 (Layout::symtab_xindex): New function.
6036 (Layout::dynsym_xindex): New function.
6037 (class Write_symbols_task): Add layout_ field.
6038 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6040 * output.cc (Output_section_headers::Output_section_headers): Add
6041 shstrtab_section parameter. Change all callers.
6042 (Output_section_headers::do_sized_write): Store overflow values
6043 for section count and section string table section index in
6044 section header zero.
6045 (Output_file_header::do_sized_write): Check for overflow of
6046 section count and section string table section index.
6047 (Output_symtab_xindex::do_write): New function.
6048 (Output_symtab_xindex::endian_do_write): New function.
6049 * output.h (class Output_section_headers): Add shstrtab_section_.
6050 Update declarations.
6051 (class Output_symtab_xindex): Define.
6052 (Output_section::has_out_shndx): New function.
6053 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6055 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6057 (Sized_symbol::init): Likewise.
6058 (Symbol::output_section): Check for ordinary symbol.
6059 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6060 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6062 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6063 Change all callers. Simplify handling of symbols from sections
6064 not included in the link.
6065 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6067 (Weak_alias_sorter::operator()): Assert that symbols are
6069 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6071 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6072 parameters. Change all callers.
6073 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6074 symbol distinction. Use SHN_XINDEX when needed.
6075 (Symbol_table::write_section_symbol): Add symtab_xindex
6076 parameter. Change all callers.
6077 (Symbol_table::sized_write_section_symbol): Likewise. Use
6078 SHN_XINDEX when needed.
6079 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6081 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6082 (Symbol::is_defined): Check is_ordinary.
6083 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6084 (Symbol::is_absolute, Symbol::is_common): Likewise.
6085 (class Sized_symbol): Update declarations.
6086 (class Symbol_table): Update declarations.
6087 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6088 parameters. Change all callers.
6089 (Sized_symbol::override): Likewise.
6090 (Symbol_table::override): Likewise.
6091 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6092 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6093 is_ordinary, and orig_st_shndx parameters. Change all callers.
6094 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6095 to be in an ordinary section.
6096 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6097 object and is_ordinary parameters. Change all callers.
6098 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6099 Change all callers. Don't add undefined or non-ordinary symbols
6101 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6103 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6105 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6106 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6107 (Sized_relobj::relocate_sections): Likewise.
6108 * target-reloc.h (scan_relocs): Adjust section symbol index.
6109 (scan_relocatable_relocs): Likewise.
6110 * i386.cc (Scan::local): Check for ordinary symbols.
6111 * sparc.cc (Scan::local): Likewise.
6112 * x86_64.cc (Scan::local): Likewise.
6113 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6114 to symbol_section_and_value.
6115 * testsuite/many_sections_test.cc: New file.
6116 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6117 (check_PROGRAMS): Add many_sections_test.
6118 (many_sections_test_SOURCES): Define.
6119 (many_sections_test_DEPENDENCIES): Define.
6120 (many_sections_test_LDFLAGS): Define.
6121 (BUILT_SOURCES): Add many_sections_define.h.
6122 (many_sections_define.h): New target.
6123 (BUILT_SOURCES): Add many_sections_check.h.
6124 (many_sections_check.h): New target.
6125 (check_PROGRAMS): Add many_sections_r_test.
6126 (many_sections_r_test_SOURCES): Define.
6127 (many_sections_r_test_DEPENDENCIES): Define.
6128 (many_sections_r_test_LDFLAGS): Define.
6129 (many_sections_r_test_LDADD): Define.
6130 (many_sections_r_test.o): New target.
6131 * testsuite/Makefile.in: Rebuild.
6133 2008-04-17 Cary Coutant <ccoutant@google.com>
6135 * errors.cc (Errors::info): New function.
6136 (gold_info): New function.
6137 * errors.h (Errors::info): New function.
6138 * gold.h (gold_info): New function.
6139 * object.cc (Input_objects::add_object): Print trace output.
6140 * options.cc (options::parse_set): New function.
6141 (General_options::parse_wrap): Deleted.
6142 (General_options::General_options): Deleted initializer.
6143 * options.h (options::String_set): New typedef.
6144 (options::parse_set): New function.
6145 (DEFINE_set): New macro.
6146 (General_options::wrap): Changed to use DEFINE_set. Changed
6147 callers of any_wrap_symbols and is_wrap_symbol.
6148 (General_options::trace, General_options::trace_symbol):
6150 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6151 (General_options::wrap_symbols_): Deleted.
6152 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6154 2008-04-17 David S. Miller <davem@davemloft.net>
6156 * options.cc (General_options::parse_V): New function.
6157 * options.h: Add entries for -V and -Qy.
6159 2008-04-17 Ian Lance Taylor <iant@google.com>
6161 * common.cc (Symbol_table::allocate_commons): Remove options
6162 parameter. Change caller.
6163 (Symbol_table::do_allocate_commons): Remove options parameter.
6164 Change caller. Just call do_allocate_commons_list twice.
6165 (Symbol_table::do_allocate_commons_list): New function, broken out
6166 of do_allocate_commons.
6167 * common.h (class Allocate_commons_task): Remove options_ field.
6169 * symtab.cc (Symbol_table::Symbol_table): Initialize
6171 (Symbol_table::add_from_object): Put TLS common symbols on
6173 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6174 which are IN_OUTPUT_DATA.
6175 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6176 allocate_commons and do_allocate_commons declarations. Declare
6177 do_allocate_commons_list.
6178 * gold.cc (queue_middle_tasks): Update creation of
6179 Allocate_commons_task to not pass options.
6180 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6181 (TLS_TEST_C_FLAGS): New variable.
6182 (tls_test_c_pic.o): New target.
6183 (tls_test_shared.so): Link in tls_test_c_pic.o.
6184 (tls_test_c_pic_ie.o): New target.
6185 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6186 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6187 (tls_test_c.o): New target.
6188 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6189 (tls_pic_test_LDADD): Likewise.
6190 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6191 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6192 (tls_test_c_gnu2.o): New target.
6193 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6195 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6196 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6197 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6198 * testsuite/tls_test.cc: Include "config.h".
6199 (t_last): Call t11_last.
6200 * testsuite/tls_test.h (t11, t11_last): Declare.
6201 * testsuite/tls_test_c.c: New file.
6202 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6203 * configure.ac: Check for OpenMP support.
6204 * configure, config.in, Makefile.in: Rebuild.
6205 * testsuite/Makefile.in: Rebuild.
6207 2008-04-16 Cary Coutant <ccoutant@google.com>
6209 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6210 (Target_i386::tls_base_symbol_defined_): New field.
6211 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6212 (Target_i386::Scan::global): Likewise.
6213 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6214 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6215 (Target_x86_64::tls_base_symbol_defined_): New field.
6216 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6217 (Target_x86_64::Scan::global): Likewise.
6219 2008-04-16 Cary Coutant <ccoutant@google.com>
6221 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6222 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6223 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6224 building shared libraries.
6225 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6226 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6227 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6228 * testsuite/Makefile.in: Rebuild.
6229 * testsuite/weak_undef.h: New file.
6230 * testsuite/weak_undef_file1.cc: Add extra test cases.
6231 * testsuite/weak_undef_file2.cc: Likewise.
6232 * testsuite/weak_undef_test.cc: Likewise.
6234 2008-04-16 David S. Miller <davem@davemloft.net>
6236 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6237 Add issued_non_pic_error_ field. Declare check_non_pic.
6238 (Target_sparc::Scan::check_non_pic): New function.
6239 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6240 (Target_sparc::Scan::global): Likewise.
6242 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6243 * configure: Rebuild.
6245 * options.h (DEFINE_enable): New macro.
6246 (new_dtags): New enable option.
6247 (initfirst, interpose, loadfltr, nodefaultlib,
6248 nodelete, nodlopen, nodump): New -z options.
6249 * layout.cc (Layout:finish_dynamic_section): If new
6250 dtags enabled, emit DT_RUNPATH. Also, emit a
6251 DT_FLAGS_1 containing any specified -z flags.
6253 2008-04-16 Ian Lance Taylor <iant@google.com>
6255 * copy-relocs.cc: New file.
6256 * copy-relocs.h: New file.
6257 * reloc.cc: Remove Copy_relocs code.
6258 * reloc.h: Likewise.
6259 * reloc-types.h (struct Reloc_types) [both versions]: Add
6260 get_reloc_addend_noerror.
6261 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6262 variants of add_global which take an addend which must be zero.
6263 * i386.cc: Include "copy-relocs.h".
6264 (class Target_i386): Change type of copy_relocs_ to variable,
6266 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6268 (Target_i386::do_finalize_sections): Change handling of
6270 * sparc.cc: Include "copy-relocs.h".
6271 (class Target_sparc): Change type of copy_relocs_ to variable,
6273 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6275 (Target_sparc::do_finalize_sections): Change handling of
6277 * x86_64.cc: Include "copy-relocs.h".
6278 (class Target_x86_64): Change type of copy_relocs_ to variable,
6280 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6281 class. Change all callers.
6282 (Target_x86_64::do_finalize_sections): Change handling of
6284 * Makefile.am (CCFILES): Add copy-relocs.cc.
6285 (HFILES): Add copy-relocs.h.
6287 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6289 * testsuite/script_test_4.sh: Permit leading zeroes.
6291 2008-04-15 Ian Lance Taylor <iant@google.com>
6293 * script-sections.cc (Script_sections::create_segments): Use
6294 header_size_adjustment even when there is enough room for the
6296 * testsuite/script_test_4.sh: New file.
6297 * testsuite/script_test_4.t: New file.
6298 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6299 (check_DATA): Add script_test_4.stdout.
6300 (MOSTLYCLEANFILES): Likewise.
6301 (script_test_4): New target.
6302 (script_test_4.stdout): New target.
6303 * testsuite/Makefile.in: Rebuild.
6305 * sparc.cc: Add definitions for Output_data_plt_sparc class
6308 2008-04-14 David S. Miller <davem@davemloft.net>
6310 * sparc.cc: New file.
6311 * Makefile.am (TARGETSOURCES): Add sparc.cc
6312 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6313 * configure.tgt: Document targ_extra_size and
6314 targ_extra_big_endian. Add entries for sparc-* and
6316 * configure.ac: Handle targ_extra_size and
6317 targ_extra_big_endian.
6318 * Makefile.in: Rebuild.
6319 * configure: Likewise.
6320 * po/POTFILES.in: Likewise.
6321 * po/gold.pot: Likewise.
6323 2008-04-14 Ian Lance Taylor <iant@google.com>
6325 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6326 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6327 in the name/type/flags to section mapping. Don't call
6328 allocate_output_section.
6329 (Layout::choose_output_section): Change parameter from adjust_name
6330 to is_input_section. Don't permit input sections after sections
6331 are attached to segments. Don't call allocate_output_section.
6332 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6333 not write_enable_output_section.
6334 (Layout::make_output_section): Don't push to
6335 unattached_section_list_ nor call attach_to_segment. Call
6336 attach_section_to_segment if sections are attached.
6337 (Layout::attach_sections_to_segments): New function.
6338 (Layout::attach_section_to_segment): New function.
6339 (Layout::attach_allocated_section_to_segment): Rename from
6340 attach_to_segment. Remove flags parameter.
6341 (Layout::allocate_output_section): Remove function.
6342 (Layout::write_enable_output_section): Remove function.
6343 * layout.h (class Layout): Update for above changes. Add new
6344 field sections_are_attached_.
6345 * output.h (Output_section::update_flags_for_input_section): New
6347 * output.cc (Output_section::add_input_section): Call
6348 update_flags_for_input_section.
6349 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6351 2008-04-11 Cary Coutant <ccoutant@google.com>
6353 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6354 thought unnecessary.
6355 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6357 2008-04-11 Ian Lance Taylor <iant@google.com>
6359 * output.h (class Output_section_data): Remove inline definition
6361 * output.cc (Output_section_data::set_addralign): New function.
6363 2008-04-11 Cary Coutant <ccoutant@google.com>
6365 Add support for TLS descriptors for i386 and x86_64.
6366 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6367 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6368 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6370 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6371 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6372 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6374 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6375 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6376 Fix problem with initial-exec relocations.
6377 (Target_i386::Relocate::relocate_tls): Likewise.
6378 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6380 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6381 support for section-plus-offset dynamic table entries.
6382 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6383 (Output_data_dynamic::Dynamic_entry): Add support for
6384 section-plus-offset dynamic table entries.
6385 (Output_data_dynamic::Classification): Likewise.
6386 (Output_data_dynamic::classification_): Renamed offset_.
6387 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6388 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6389 (Target_x86_64::make_plt_section): New function.
6390 (Target_x86_64::reserve_tlsdesc_entries): New function.
6391 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6392 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6393 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6394 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6395 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6396 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6397 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6398 add extra PLT entry for TLS descriptors.
6399 (Output_data_plt_x86_64::got_): New field.
6400 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6401 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6403 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6405 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6406 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6407 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6408 R_386_TLS_DESC_CALL relocations.
6409 (Target_x86_64::Scan::global): Likewise.
6410 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6411 for TLS descriptors.
6412 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6413 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6414 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6415 GD-to-IE relaxation.
6416 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6417 and TLS_DESCRIPTORS.
6418 * Makefile.in: Rebuild.
6419 * configure: Rebuild.
6420 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6421 (tls_test_shared2.so): New target.
6422 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6423 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6424 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6425 (tls_shared_gd_to_ie_test_LDADD): New variable.
6426 (tls_shared_gnu2_gd_to_ie_test): New target.
6427 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6429 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6430 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6431 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6432 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6433 (tls_shared_gnu2_test): New target.
6434 (tls_test_gnu2_shared.so): New target.
6435 (tls_shared_gnu2_test_SOURCES): New variable.
6436 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6437 (tls_shared_gnu2_test_LDFLAGS): New variable.
6438 (tls_shared_gnu2_test_LDADD): New variable.
6439 * testsuite/Makefile.in: Rebuild.
6440 * testsuite/Makefile.
6442 2008-04-11 Ian Lance Taylor <iant@google.com>
6444 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6446 * testsuite/Makefile.in: Rebuild.
6448 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6450 * testsuite/script_test_2.cc (main): Adjust test.
6452 2008-04-11 David S. Miller <davem@davemloft.net>
6453 Ian Lance Taylor <iant@google.com>
6455 * options.h (General_options): Add entries for '-Y' and
6457 * options.cc (General_options:finalize): If -Y was used, add those
6458 entries to the library path instead of the default "/lib" and
6461 2008-04-11 David S. Miller <davem@davemloft.net>
6463 * testsuite/justsyms.t: Start at 0x100.
6464 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6465 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6467 * testsuite/script_test_2.cc: Adjust string and section length
6470 2008-04-09 Ian Lance Taylor <iant@google.com>
6473 * script-sections.cc (Sections_element::allocate_to_segment): Add
6475 (Output_section_definition::allocate_to_segment): Likewise.
6476 (Orphan_output_section::allocate_to_segment): Likewise.
6477 (Script_sections::attach_sections_using_phdrs_clause): Don't
6478 propagate non-PT_LOAD segments to orphan sections.
6479 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6480 readelf rather than objdump.
6481 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6482 .interp section and PT_INTERP segment are the same size.
6483 * testsuite/Makefile.in: Rebuild.
6485 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6486 aliases for symbols defined in the same object.
6487 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6488 (weak_alias_test_SOURCES): New variable.
6489 (weak_alias_test_DEPENDENCIES): New variable.
6490 (weak_alias_test_LDFLAGS): New variable.
6491 (weak_alias_test_LDADD): New variable.
6492 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6493 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6494 (weak_alias_test_3.o): New target.
6495 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6496 * testsuite/weak_alias_test_main.cc: New file.
6497 * testsuite/weak_alias_test_1.cc: New file.
6498 * testsuite/weak_alias_test_2.cc: New file.
6499 * testsuite/weak_alias_test_3.cc: New file.
6501 2008-04-08 Ian Lance Taylor <iant@google.com>
6503 * options.h (class General_options): Add --noinhibit-exec option.
6504 * main.cc (main): Check --noinhibit-exec.
6506 * options.h (class General_options): Define --wrap as a special
6507 option. Add wrap_symbols_ field.
6508 (General_options::any_wrap_symbols): New function.
6509 (General_options::is_wrap_symbol): New function.
6510 * options.cc (General_options::parse_wrap): New function.
6511 (General_options::General_options): Initialize wrap_symbols_.
6512 * symtab.cc (Symbol_table::wrap_symbol): New function.
6513 (Symbol_table::add_from_object): Handle --wrap.
6514 * symtab.h (class Symbol_table): Declare wrap_symbol.
6515 * target.h (Target::wrap_char): New function.
6516 (Target::Target_info): Add wrap_char field.
6517 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6518 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6519 * testsuite/testfile.cc (Target_test::test_target_info):
6522 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6525 * layout.h (class Layout): Add added_eh_frame_data_ field.
6526 * layout.cc (Layout::Layout): Initialize new field.
6527 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6528 output section until we find a section we merged successfully.
6529 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6530 that the size be non-zero.
6532 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6535 2008-04-08 Craig Silverstein <csilvers@google.com>
6537 * configure.ac: Export new conditional variable HAVE_ZLIB.
6538 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6540 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6541 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6543 2008-04-07 Ian Lance Taylor <iant@google.com>
6545 * version.cc (version_string): Set to "1.5".
6547 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6548 Add issued_non_pic_error_ field. Declare check_non_pic.
6549 (Target_x86_64::Scan::check_non_pic): New function.
6550 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6551 (Target_x86_64::Scan::global): Likewise.
6553 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6554 addend parameter. Change caller. Handle merge sections.
6555 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6556 Address to Addend. Don't add in the result of
6557 local_section_offset, pass down the addend and use the returned
6559 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6560 Update declarations of local_section_offset and symbol_value.
6561 * testsuite/two_file_test_1.cc (t18): New function.
6562 * testsuite/two_file_test_2.cc (f18): New function.
6563 * testsuite/two_file_test_main.cc (main): Call t18.
6564 * testsuite/two_file_test.h (t18, f18): Declare.
6566 * configure.ac: Don't test for objdump, c++filt, or readelf.
6567 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6569 (TEST_READELF): New variable.
6570 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6571 (check_PROGRAMS): Add two_file_strip_test.
6572 (two_file_strip_test): New target.
6573 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6574 (two_file_same_shared_strip_test_SOURCES): New variable.
6575 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6576 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6577 (two_file_same_shared_strip_test_LDADD): New variable.
6578 (two_file_shared_strip.so): New target.
6579 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6580 (ver_test_5.syms, ver_test_7.syms): Likewise.
6581 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6582 (strip_test_3.stdout): Use TEST_OBJDUMP.
6583 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6585 2008-04-04 Cary Coutant <ccoutant@google.com>
6587 * symtab.h (Symbol::is_weak_undefined): New function.
6588 (Symbol::is_strong_undefined): New function.
6589 (Symbol::is_absolute): New function.
6590 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6591 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6593 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6594 (weak_undef_test): New target.
6595 * testsuite/Makefile.in: Rebuild.
6596 * testsuite/weak_undef_file1.cc: New file.
6597 * testsuite/weak_undef_file2.cc: New file.
6598 * testsuite/weak_undef_test.cc: New file.
6600 2008-04-03 Craig Silverstein <csilvers@google.com>
6602 * compressed_output.h (class Output_compressed_section): Use
6604 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6606 (zlib_compressed_suffix): Removed.
6607 (Output_compressed_section::set_final_data_size): Use unsigned
6609 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6610 Fix linker invocation.
6611 (flagstest_o_specialfile_and_compress_debug_sections):
6613 * testsuite/Makefile.in: Regenerated.
6615 2008-04-02 David S. Miller <davem@davemloft.net>
6617 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6618 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6620 2008-04-02 Craig Silverstein <csilvers@google.com>
6624 2008-04-02 Ian Lance Taylor <iant@google.com>
6626 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6627 parameters. Update for new key type to views_. Change all
6629 (File_read::read): Adjust for byteshift in returned view.
6630 (File_read::add_view): New function, broken out of
6632 (File_read::make_view): New function, broken out of
6634 (File_read::find_or_make_view): Add offset and aligned
6635 parameters. Rewrite accordingly. Change all callers.
6636 (File_read::get_view): Add offset and aligned parameters. Adjust
6637 for byteshift in return value.
6638 (File_read::get_lasting_view): Likewise.
6639 * fileread.h (class File_read): Update declarations.
6640 (class File_read::View): Add byteshift_ field. Add byteshift to
6641 constructor. Add byteshift method.
6642 * archive.h (Archive::clear_uncached_views): New function.
6643 (Archive::get_view): Add aligned parameter. Change all callers.
6644 * object.h (Object::get_view): Add aligned parameter. Change all
6646 (Object::get_lasting_view): Likewise.
6648 * fileread.cc (File_read::release): Don't call clear_views if
6649 there are multiple objects.
6650 * fileread.h (File_read::clear_uncached_views): New function.
6651 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6654 2008-03-31 Cary Coutant <ccoutant@google.com>
6656 Add thin archive support.
6657 * archive.cc (Archive::armagt): New const.
6658 (Archive::setup): Remove task parameter and calls to unlock.
6659 (Archive::unlock_nested_archives): New function.
6660 (Archive::read_header): Add nested_off parameter. Change
6662 (Archive::interpret_header): Likewise.
6663 (Archive::include_all_members): Change to handle thin
6665 (Archive::include_member): Likewise.
6666 * archive.h (Archive::Archive): Add new parameters and
6668 (Archive::armagt): New const.
6669 (Archive::setup): Remove task parameter.
6670 (Archive::unlock_nested_archives): New function.
6671 (Archive::read_header): Add nested_off parameter.
6672 (Archive::interpret_header): Likewise.
6673 (Archive::Nested_archive_table): New typedef.
6674 (Archive::is_thin_archive_): New field.
6675 (Archive::nested_archives_): New field.
6676 (Archive::options_): New field.
6677 (Archive::dirpath_): New field.
6678 (Archive::task_): New field.
6679 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6680 for thin archives. Pass additional parameters to
6681 Archive::Archive. Unlock the archive file after calling
6684 2008-03-29 Ian Lance Taylor <iant@google.com>
6686 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6687 version symbol to be local.
6688 * testsuite/ver_test_4.sh: New file.
6689 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6690 (check_DATA): Add ver_test_4.syms.
6691 (ver_test_4.syms): New target.
6692 * testsuite/Makefile.in: Rebuild.
6695 (Output_section::Input_section_sort_entry::has_priority): New
6697 (Output_section::Input_section_sort_entry::match_file_name): New
6699 (Output_section::Input_section_sort_entry::match_section_name):
6701 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6703 (Output_section::Input_section_sort_entry::match_section_file):
6705 (Output_section::Input_section_sort_compare::operator()): Rewrite
6706 using new Input_section_sort_entry functions. Sort crtbegin and
6707 crtend first. Sort sections with no priority before sections with
6709 * testsuite/initpri1.c (d3): Check j != 4.
6710 (cd5): New constructor/destructor function.
6711 (main): Check j != 2.
6713 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6714 new symbol when resolving, don't call set_is_default.
6715 * testsuite/ver_test_7.cc: New file.
6716 * testsuite/ver_test_7.sh: New file.
6717 * testsuite/Makefile.am (ver_test_7.so): New target.
6718 (ver_test_7.o): New target.
6719 (check_SCRIPTS): Add ver_test_7.sh.
6720 (check_DATA): Add ver_test_7.syms.
6721 (ver_test_7.syms): New target.
6723 2008-03-28 Ian Lance Taylor <iant@google.com>
6725 * layout.cc (Layout::layout): If we see an input section with a
6726 name that needs sorting, set the must_sort flag for the output
6728 (Layout::make_output_section): If the name of the output section
6729 indicates that it might require sorting, set the may_sort flag.
6730 * output.h (Output_section::may_sort_attached_input_sections): New
6732 (Output_section::set_may_sort_attached_input_sections): New
6734 (Output_section::must_sort_attached_input_sections): New
6736 (Output_section::set_must_sort_attached_input_sections): New
6738 (class Output_section): Declare Input_section_sort_entry. Define
6739 Input_section_sort_compare. Declare
6740 sort_attached_input_sections. Add new fields:
6741 may_sort_attached_input_sections_,
6742 must_sort_attached_input_sections_,
6743 attached_input_sections_are_sorted_.
6744 * output.cc (Output_section::Output_section): Initialize new
6746 (Output_section::add_input_section): Add an entry to
6747 input_sections_ if may_sort or must_sort are true.
6748 (Output_section::set_final_data_size): Call
6749 sort_attached_input_sections if necessary.
6750 (Output_section::Input_section_sort_entry): Define new class.
6751 (Output_section::Input_section_sort_compare::operator()): New
6753 (Output_section::sort_attached_input_sections): New function.
6754 * configure.ac: Check whether the compiler supports constructor
6755 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6756 * testsuite/initpri1.c: New file.
6757 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6758 CONSTRUCTOR_PRIORITY.
6759 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6760 (initpri1_LDFLAGS): New variable.
6761 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6763 2008-03-27 Ian Lance Taylor <iant@google.com>
6765 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6766 * testsuite/common_test_1.c: New file.
6767 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6768 (common_test_1_SOURCES): New variable.
6769 (common_test_1_DEPENDENCIES): New variable.
6770 (common_test_1_LDFLAGS): New variable.
6772 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6773 and commons_ correctly when NAME/VERSION does not override
6775 * testsuite/ver_test_6.c: New file.
6776 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6777 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6778 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6780 2008-03-26 Ian Lance Taylor <iant@google.com>
6782 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6783 of an undefined symbol from a version script.
6784 * testsuite/Makefile.am (ver_test_5.so): New target.
6785 (ver_test_5.o): New target.
6786 (check_SCRIPTS): Add ver_test_5.sh.
6787 (check_DATA): Add ver_test_5.syms.
6788 (ver_test_5.syms): New target.
6789 * testsuite/ver_test_5.cc: New file.
6790 * testsuite/ver_test_5.script: New file.
6791 * testsuite/ver_test_5.sh: New file.
6792 * Makefile.in, testsuite/Makefile.in: Rebuild.
6795 Fix problems building gold with gcc 4.3.0.
6796 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6797 (gold_error_at_location, gold_warning_at_location): Use it.
6798 * configure.ac: Check whether we can compile and use a template
6799 function with a printf attribute.
6800 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6801 when jumping over bytes.
6802 * object.cc: Instantiate Object::read_section_data.
6803 * debug.h: Include <cstring>
6804 * dwarf_reader.cc: Include <algorithm>
6805 * main.cc: Include <cstring>.
6806 * options.cc: Include <cstring>.
6807 * output.cc: Include <cstring>.
6808 * script.cc: Include <cstring>.
6809 * script.h: Include <string>.
6810 * symtab.cc: Include <cstring> and <algorithm>.
6811 * target-select.cc: Include <cstring>.
6812 * version.cc: Include <string>.
6813 * testsuite/testmain.cc: Include <cstdlib>.
6814 * configure, config.in: Rebuild.
6816 2008-03-25 Ian Lance Taylor <iant@google.com>
6818 * options.cc: Include "../bfd/bfdver.h".
6819 (options::help): Print bug reporting address.
6821 * version.cc (print_version): Adjust output for current value of
6826 * options.cc (options::help): Print list of supported targets.
6827 * target-select.h: Include <vector>.
6828 (class Target_selector): Make machine_, size_, and is_big_endian_
6829 fields const. Add bfd_name_ and instantiated_target_ fields.
6830 (Target_selector::Target_selector): Add bfd_name parameter.
6831 (Target_selector::recognize): Make non-virtual, call
6833 (Target_selector::recognize_by_name): Make non-virtual, call
6834 do_recognize_by_name.
6835 (Target_selector::supported_names): New function.
6836 (Target_selector::bfd_name): New function.
6837 (Target_selector::do_instantiate_target): New pure virtual
6839 (Target_selector::do_recognize): New virtual function.
6840 (Target_selector::do_recognize_by_name): New virtual function.
6841 (Target_selector::instantiate_target): New private function.
6842 (supported_target_names): Declare.
6843 * target-select.cc (Target_selector::Target_selector): Update for
6844 new parameter and fields.
6845 (select_target_by_name): Check that the name matches before
6846 calling recognize_by_name.
6847 (supported_target_names): New function.
6848 * i386.cc (class Target_selector_i386): Update Target_selector
6849 constructor call. Remove recognize and recognize_by_name. Add
6850 do_instantiate_target.
6851 * x86_64.cc (class Target_selector_x86_64): Likewise.
6852 * testsuite/testfile.cc (class Target_selector_test): Update for
6853 changes to Target_selector.
6855 * README: Rewrite, with some notes on unsupported features.
6857 2008-03-24 Cary Coutant <ccoutant@google.com>
6859 * i386.cc (Target_i386::Got_type): New enum declaration.
6860 (Target_i386::Scan::local): Updated callers of Output_data_got
6862 (Target_i386::Scan::global): Likewise.
6863 (Target_i386::Relocate::relocate): Likewise.
6864 (Target_i386::Relocate::relocate_tls): Likewise.
6865 * object.h (Got_offset_list): New class.
6866 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6867 (Sized_relobj::local_got_offset): Likewise.
6868 (Sized_relobj::set_local_got_offset): Likewise.
6869 (Sized_relobj::local_has_tls_got_offset): Removed.
6870 (Sized_relobj::local_tls_got_offset): Removed.
6871 (Sized_relobj::set_local_tls_got_offset): Removed.
6872 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6873 * output.cc (Output_data_got::add_global): Added got_type parameter.
6874 (Output_data_got::add_global_with_rel): Likewise.
6875 (Output_data_got::add_global_with_rela): Likewise.
6876 (Output_data_got::add_global_pair_with_rel): New function.
6877 (Output_data_got::add_global_pair_with_rela): New function.
6878 (Output_data_got::add_local): Added got_type parameter.
6879 (Output_data_got::add_local_with_rel): Likewise.
6880 (Output_data_got::add_local_with_rela): Likewise.
6881 (Output_data_got::add_local_pair_with_rel): New function.
6882 (Output_data_got::add_local_pair_with_rela): New function.
6883 (Output_data_got::add_global_tls): Removed.
6884 (Output_data_got::add_global_tls_with_rel): Removed.
6885 (Output_data_got::add_global_tls_with_rela): Removed.
6886 (Output_data_got::add_local_tls): Removed.
6887 (Output_data_got::add_local_tls_with_rel): Removed.
6888 (Output_data_got::add_local_tls_with_rela): Removed.
6889 * output.h (Output_data_got::add_global): Added got_type parameter.
6890 (Output_data_got::add_global_with_rel): Likewise.
6891 (Output_data_got::add_global_with_rela): Likewise.
6892 (Output_data_got::add_global_pair_with_rel): New function.
6893 (Output_data_got::add_global_pair_with_rela): New function.
6894 (Output_data_got::add_local): Added got_type parameter.
6895 (Output_data_got::add_local_with_rel): Likewise.
6896 (Output_data_got::add_local_with_rela): Likewise.
6897 (Output_data_got::add_local_pair_with_rel): New function.
6898 (Output_data_got::add_local_pair_with_rela): New function.
6899 (Output_data_got::add_global_tls): Removed.
6900 (Output_data_got::add_global_tls_with_rel): Removed.
6901 (Output_data_got::add_global_tls_with_rela): Removed.
6902 (Output_data_got::add_local_tls): Removed.
6903 (Output_data_got::add_local_tls_with_rel): Removed.
6904 (Output_data_got::add_local_tls_with_rela): Removed.
6905 * resolve.cc (Symbol::override_base_with_special): Removed
6906 reference to has_got_offset_ field.
6907 * symtab.cc (Symbol::init_fields): Replaced initialization
6908 of got_offset_ with got_offsets_. Removed initialization
6910 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6911 (Symbol::got_offset): Likewise.
6912 (Symbol::set_got_offset): Likewise.
6913 (Symbol::has_tls_got_offset): Removed.
6914 (Symbol::tls_got_offset): Removed.
6915 (Symbol::set_tls_got_offset): Removed.
6916 (Symbol::got_offset_): Removed.
6917 (Symbol::tls_mod_got_offset_): Removed.
6918 (Symbol::tls_pair_got_offset_): Removed.
6919 (Symbol::got_offsets_): New field.
6920 (Symbol::has_got_offset): Removed.
6921 (Symbol::has_tls_mod_got_offset): Removed.
6922 (Symbol::has_tls_pair_got_offset): Removed.
6923 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6924 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6926 (Target_x86_64::Scan::global): Likewise.
6927 (Target_x86_64::Relocate::relocate): Likewise.
6928 (Target_x86_64::Relocate::relocate_tls): Likewise.
6930 2008-03-25 Ben Elliston <bje@au.ibm.com>
6932 * yyscript.y: Fix spelling error in comment.
6934 2008-03-24 Ian Lance Taylor <iant@google.com>
6936 * options.h (class General_options): Define build_id option.
6937 * layout.h (class Layout): Declare write_build_id, create_note,
6938 create_build_id. Add build_id_note_ member.
6939 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6940 "libiberty.h", "md5.h", "sha1.h".
6941 (Layout::Layout): Initialize eh_frame_data_,
6942 eh_frame_hdr_section_, and build_id_note_.
6943 (Layout::finalize): Call create_build_id.
6944 (Layout::create_note): New function, broken out of
6945 Layout::create_gold_note.
6946 (Layout::create_gold_note): Call create_note.
6947 (Layout::create_build_id): New function.
6948 (Layout::write_build_id): New function.
6949 (Close_task_runner::run): Call write_build_id.
6951 * x86_64.cc: Correct license to GPLv3.
6953 2008-03-23 Ian Lance Taylor <iant@google.com>
6955 * options.cc: Include "demangle.h".
6956 (parse_optional_string): New function.
6957 (parse_long_option): Handle takes_optional_argument.
6958 (parse_short_option): Update dash_z initializer. Handle
6959 takes_optional_argument.
6960 (General_options::General_options): Initialize do_demangle_.
6961 (General_options::finalize): Set do_demangle_. Handle demangling
6963 * options.h (parse_optional_string): Declare.
6964 (struct One_option): Add optional_arg field. Update constructor.
6965 Update call constructor calls. Add takes_optional_argument
6967 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6968 (DEFINE_optional_string): Define.
6969 (General_options::demangle): Change from DEFINE_bool to
6970 DEFINE_optional_string.
6971 (General_options::no_demangle): New function.
6972 (General_options::do_demangle): New function.
6973 (General_options::set_do_demangle): New function.
6974 (General_options::execstack_status_): Move definition to end of
6976 (General_options::static_): Likewise.
6977 (General_options::do_demangle_): New field.
6978 * object.cc (big_endian>::get_symbol_location_info): Call
6979 Options::do_demangle, not Options::demangle.
6980 * symtab.cc (demangle): Likewise.
6982 2008-03-22 Ian Lance Taylor <iant@google.com>
6984 * gold.h: Include <cstddef> and <sys/types.h>
6985 * options.h: Include <cstring>.
6987 2008-03-21 Ian Lance Taylor <iant@google.com>
6989 * Added source code to GNU binutils.