1 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4 section if it does not already exist.
5 * attributes.cc (Attributes_section_data::Attributes_section_data):
6 Don't crash if size is zero.
8 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9 Ian Lance Taylor <iant@google.com>
11 * gold.cc (queue_middle_tasks): If no input files were opened,
13 * workqueue.h (Task_function::Task_function): Assert that there is
16 2010-02-22 Doug Kwan <dougkwan@google.com>
18 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
19 * icf.cc (get_section_contents): Cast snprintf arguments to long long
20 types to avoid warnings due to different uint64_t implementations
23 2010-02-21 Doug Kwan <dougkwan@google.com>
25 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
26 handling of the maximum backward branch offset.
27 (Arm_relocate_functions::thumb_branch_common): Ditto.
28 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
29 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
30 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
31 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
32 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
33 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
34 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
35 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
36 thumb_bl_out_of_range thumb_bl_out_of_range.o,
37 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
38 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
39 thumb2_bl_out_of_range.o): New rules.
40 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
41 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
42 thumb2_bl_out_of_range
43 * testsuite/Makefile.in: Regenerate.
44 * testsuite/arm_bl_in_range.s: New file.
45 * testsuite/arm_bl_out_of_range.s: Ditto.
46 * testsuite/arm_branch_in_range.sh: Ditto.
47 * testsuite/arm_branch_range.t: Ditto.
48 * testsuite/thumb2_branch_range.t: Ditto.
49 * testsuite/thumb_bl_in_range.s: Ditto.
50 * testsuite/thumb_bl_out_of_range.s: Ditto.
51 * testsuite/thumb_branch_range.t: Ditto.
53 2010-02-20 Sriraman Tallam <tmsriram@google.com>
55 * gc.h (gc_process_relocs): Change vectors to point to the new list.
56 Add reloc offset information.
57 * icf.cc (get_section_contents): Change iterators to point to the new
58 vectors. Add reloc offset information to the contents.
59 * icf.h (Icf::Sections_reachable_info): New typedef.
60 (Icf::Sections_reachable_list): New typedef.
61 (Icf::Offset_info): New typedef.
62 (Icf::Reloc_info): New struct typedef.
63 (Icf::Reloc_info_list): New typedef.
64 (Icf::symbol_reloc_list): Delete method.
65 (Icf::addend_reloc_list): Delete method.
66 (Icf::section_reloc_list): Delete method.
67 (Icf::reloc_info_list): New method.
68 (Icf::reloc_info_list_): New member.
70 2010-02-19 Doug Kwan <dougkwan@google.com>
72 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
73 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
74 * arm.cc (Arm_relocation_functions): New forward declaration.
75 (Target_arm::Target_arm): Initialize new data members
76 got_mod_index_offset_ and tls_base_symbol_defined_.
77 (Target_arm::Relocate::relocate_tls): New method.
78 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
79 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
81 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
82 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
83 (Target_arm::got_mod_index_offset_,
84 Target_arm::tls_base_symbol_defined_): New data members.
85 (Target_arm::Scan::local, Target::Scan::global,
86 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
89 2010-02-18 Doug Kwan <dougkwan@google.com>
91 * arm.cc (Arm_relobj::find_linked_text_section): New method.
92 (Arm_relobj::make_exidx_input_section): Pass section index of linked
93 text section as a parameter becuase some broken tools may not set
94 the link in section header.
95 (Target_arm::has_got_section): New method.
96 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
97 without any mapping symbol as data only. Remove warning.
98 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
99 link in its section header, try to discover the link by inspecting the
100 REL31 relocation at the beginning of the section.
101 (Target_arm::Scan::check_non_pic): Report name of offending relocation
103 (Target_arm::Scan::global): Treat any reference to the symbol
104 _GLOBAL_OFFSET_TABLE_ as a GOT access.
106 2010-02-12 Sriraman Tallam <tmsriram@google.com>
108 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
109 (Scan::global_reloc_may_be_function_pointer): New function.
110 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
111 (Scan::global_reloc_may_be_function_pointer): New function.
112 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
113 (Scan::global_reloc_may_be_function_pointer): New function.
114 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
115 (Scan::global_reloc_may_be_function_pointer): New function.
116 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
117 (Scan::global_reloc_may_be_function_pointer): New function.
118 (Scan::possible_function_pointer_reloc): New function.
119 (Target_x86_64::can_check_for_function_pointers): New function.
120 * gc.h (gc_process_relocs): Scan relocation types to determine if
121 function pointers were taken for targets that support it.
122 * icf.cc (Icf::find_identical_sections): Include functions for
123 folding in safe ICF whose pointer is not taken.
124 * icf.h (Secn_fptr_taken_set): New typedef.
125 (fptr_section_id_): New member.
126 (section_has_function_pointers): New function.
127 (set_section_has_function_pointers): New function.
128 (check_section_for_function_pointers): New function.
129 * options.h: Fix comment for safe ICF option.
130 * target.h (can_check_for_function_pointers): New function.
131 * testsuite/Makefile.am: Add icf_safe_so_test test case.
132 Modify icf_safe_test for X86-64.
133 * testsuite/Makefile.in: Regenerate.
134 * testsuite/icf_safe_so_test.cc: New file.
135 * testsuite/icf_safe_so_test.sh: New file.
136 * testsuite/icf_safe_test.cc (kept_func_3): New function.
137 (main): Change to take pointer to function kept_func_3.
138 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
139 folding is done correctly for X86-64.
141 2010-02-12 David S. Miller <davem@davemloft.net>
143 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
144 is_symbolless parameter.
145 (Output_reloc<SHT_REL>::is_symbolless): New.
146 (Output_reloc<SHT_REL>::is_symbolless_): New.
147 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
148 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
149 (Output_reloc<SHT_RELA>::is_symbolless): New.
150 (Output_data_reloc::add_global): Handle is_symbolless.
151 (Output_data_reloc::add_global_relative): Likewise.
152 (Output_data_reloc::add_local): Likewise.
153 (Output_data_reloc::add_local_relative): Likewise.
154 (Output_data_reloc::add_symbolless_global_addend): New.
155 (Output_data_reloc::add_symbolless_local_addend): New.
156 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
158 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
159 instead of ->is_relative_
160 (Output_reloc::write): Likewise.
161 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
162 (Output_reloc::write_rel): Simplify.
164 * sparc.cc (Target_sparc::Scan::local): Use
165 ->add_symbolless_local_addend as needed.
166 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
167 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
168 based upon relocation offset.
170 2010-02-11 Doug Kwan <dougkwan@google.com>
172 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
173 (Target_arm::Scan::global): Ditto. Also remove a comment before the
174 beginning of function.
175 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
176 and MOVT_ABS relocations. Those are non issued in scanning. Fix
177 parameter is_32bit in calls to should_apply_static_reloc.
178 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
179 (check_DATA): Add arm_abs_global.stdout.
180 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
181 arm_abs_global.stdout): New rules.
182 (MOSTLLYCLEANFILES): Add arm_abs_global
183 * Makefile.in: Regenerate.
184 * testsuite/arm_abs_global.s: New file.
185 * testsuite/arm_abs_global.sh: Ditto.
186 * testsuite/arm_abs_lib.s: Ditto.
188 2010-02-11 Ian Lance Taylor <iant@google.com>
190 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
192 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
193 Allocate_commons_task first.
194 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
195 task, rather than symtab_lock_.
196 (Gc_process_relocs::~Gc_process_relocs): New function.
197 (Gc_process_relocs::is_runnable): Check this_blocker_.
198 (Gc_process_relocs::locks): Use next_blocker_ rather than
200 (Scan_relocs::~Scan_relocs): New function.
201 (Scan_relocs::is_runnable): Check this_blocker_ rather than
203 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
205 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
206 fields. Add this_blocker_ and next_blocker_ fields. Adjust
207 constructor accordingly.
208 (class Gc_process_relocs): Likewise.
209 (class Scan_relocs): Likewise.
210 * common.h (class Allocate_commons_task): Remove symtab_lock_
211 field, and corresponding constructor parameter.
212 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
214 (Allocate_commons_task::locks): Likewise.
216 2010-02-11 Ian Lance Taylor <iant@google.com>
218 * gold-threads.h (class Once): Define.
219 (class Initialize_lock): Rewrite as child of Once.
220 * gold-threads.cc (class Once_initialize): Define.
221 (once_pointer_control): New static variable.
222 (once_pointer, once_arg): New static variables.
223 (c_run_once): New static function.
224 (Once::Once, Once::run_once, Once::internal_run): New functions.
225 (class Initialize_lock_once): Remove.
226 (initialize_lock_control): Remove.
227 (initialize_lock_pointer): Remove.
228 (initialize_lock_once): Remove.
229 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
230 (Initialize_lock::initialize): Rewrite.
231 (Initialize_lock::do_run_once): New function.
232 * archive.cc (Archive::interpret_header): Only clear name if it is
234 * fileread.cc: Include "gold-threads.h"
235 (file_counts_lock): New static variable.
236 (file_counts_initialize_lock): Likewise.
237 (File_read::release): Only increment counts when using --stats.
238 Use a lock around the increment.
239 * parameters.cc (class Set_parameters_target_once): Define.
240 (set_parameters_target_once): New static variable.
241 (Parameters::Parameters): Move here from parameters.h.
242 (Parameters::set_target): Rewrite.
243 (Parameters::set_target_once): New function.
244 (Parameters::clear_target): Move here and rewrite.
245 * parameters.h (class Parameters): Update declarations. Add
246 set_parameters_target_once_ field.
247 (Parameters::Parameters): Move to parameters.cc.
248 (Parameters::clear_target): Likewise.
249 * readsyms.cc (Read_symbols::do_group): Create a Start_group
251 (Start_group::~Start_group): New function.
252 (Start_group::is_runnable): New function.
253 (Start_group::locks, Start_group::run): New functions.
254 (Finish_group::run): Change saw_undefined to size_t.
255 * readsyms.h (class Start_group): Define.
256 (class Finish_group): Change saw_undefined_ field to size_t.
257 (Finish_group::Finish_group): Remove saw_undefined and
258 this_blocker parameters. Change all callers.
259 (Finish_group::set_saw_undefined): New function.
260 (Finish_group::set_blocker): New function.
261 * symtab.h (class Symbol_table): Change saw_undefined to return
262 size_t. Change saw_undefined_ field to size_t.
263 * target-select.cc (Set_target_once::do_run_once): New function.
264 (Target_selector::Target_selector): Initialize set_target_once_
265 field. Don't initialize lock_ and initialize_lock_ fields.
266 (Target_selector::instantiate_target): Rewrite.
267 (Target_selector::set_target): New function.
268 * target-select.h (class Set_target_once): Define.
269 (class Target_selector): Update declarations. Make
270 Set_target_once a friend. Remove lock_ and initialize_lock_
271 fields. Add set_target_once_ field.
273 2010-02-10 Ian Lance Taylor <iant@google.com>
275 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
277 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
278 (queue_middle_tasks): Add all blockers before queueing any tasks.
279 (queue_final_tasks): Likewise.
280 * token.h (Task_token::add_blockers): New function.
281 * object.h (Input_objects::number_of_relobjs): New function.
283 2010-02-10 Ian Lance Taylor <iant@google.com>
285 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
286 shared, not if not position independent.
287 * x86_64.cc (Relocate::relocate_tls): Likewise.
288 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
289 (tls_pie_pic_test): New target.
290 * testsuite/Makefile.in: Rebuild.
292 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
293 (tls_test_main_pie.o, tls_test_pie.o): New targets.
294 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
295 * testsuite/Makefile.in: Rebuild.
297 2010-02-09 David S. Miller <davem@davemloft.net>
299 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
300 R_SPARC_RELATIVE using ->add_local_relative().
301 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
303 * output.h (Output_data_dynamic::add_section_size): New method
304 that takes two Output_data objects.
305 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
306 entry param. Handle it in initializers.
307 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
308 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
309 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
311 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
312 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
313 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
314 for dynrel_includes_plt.
315 * i386.cc (Target_i386::do_finalize_sections): Likewise.
316 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
317 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
319 (Target_sparc::do_finalize_sections): Update to pass true for
321 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
322 output before .rela.plt
323 (Target_powerpc::do_finalize_sections): Update to pass true for
324 dynrel_includes_plt when 32-bit.
326 2010-02-08 Doug Kwan <dougkwan@google.com>
328 * arm.cc (Arm_relobj::simple_input_section_output_address): New
330 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
331 Arm_relobj::scan_section_for_cortex_a8_stubs,
332 Arm_relobj::do_relocation_section): Instead of calling
333 Output_section::output_address, use faster
334 Arm_relobj::simple_input_section_output_address.
336 2010-02-08 David S. Miller <davem@davemloft.net>
338 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
339 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
340 relocation helper function.
342 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
343 just like R_SPARC_GOT{10,13,22}.
344 (Target_sparc::Scan::local): Likewise.
345 (Target_sparc::Relocate:relocate): Likewise.
347 2010-02-06 Ian Lance Taylor <iant@google.com>
349 * configure.ac: Rewrite targetobjs duplicate removal code to use
350 only shell constructs.
351 * configure: Rebuild.
353 2010-02-05 Doug Kwan <dougkwan@google.com>
356 * arm.cc (Arm_relobj::section_is_scannable): New method.
357 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
358 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
360 2010-02-04 Doug Kwan <dougkwan@google.com>
363 * arm-reloc-property.cc (cstdio): Include.
364 * configure.ac (targetobjs): Remove duplicates.
365 * configure: Regenerate.
366 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
367 big and little endian version for a given address size.
369 2010-02-03 Doug Kwan <dougkwan@google.com>
371 * arm-reloc-property.cc
372 (Arm_reloc_property_table::reloc_name_in_error_message): New method
374 * arm-reloc-property.h
375 (Arm_reloc_property_table::get_implemented_static_reloc_property):
376 New method definition.
377 (Arm_reloc_property_table::reloc_name_in_error_message): New method
379 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
381 (GOT_PREL): Change implemented to Y.
382 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
383 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
384 (Arm_relocate_functions::movw_abs_nc): Remove method.
385 (Arm_relocate_functions::movt_abs): Ditto.
386 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
387 (Arm_relocate_functions::thm_movt_abs): Ditto.
388 (Arm_relocate_functions::movw_rel_nc): Ditto.
389 (Arm_relocate_functions::movw_rel): Ditto.
390 (Arm_relocate_functions::movt_rel): Ditto.
391 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
392 (Arm_relocate_functions:thm_movw_rel): Ditto.
393 (Arm_relocate_functions:thm_movt_rel): Ditto.
394 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
395 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
396 New method definitions.
397 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
398 (Arm_relocation_functions::arm_grp_ldr): Ditto.
399 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
400 (Arm_relocation_functions::arm_grp_ldc): Ditto.
401 (Target_arm::Relocate::relocate): Check for non-static or
402 unimplemented relocation code and exit early. Change calls to
403 Target_arm::reloc_uses_thumb_bit and
404 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
405 instead. Refactor code to handle similar relocations to increase
406 code sharing. Remove check for unsupported relocation code in switch
408 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
409 relocation property table to find out size. Change error message to
410 print out the name of a relocation code instead of the numeric value.
411 (Target_arm::scan_reloc_for_stub): Use relocation property table
412 instead of calling Target_arm::reloc_uses_thumb_bit().
414 2010-02-02 Doug Kwan <dougkwan@google.com>
416 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
417 types of relaxed input section.
419 2010-02-02 Doug Kwan <dougkwan@google.com>
421 * Makefile.am (HFILES): Add arm-reloc-property.h.
423 (TARGETSOURCES): Add arm-reloc-property.cc
424 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
425 (libgold_a_SOURCES): $(DEFFILES)
426 * Makefile.in: Regenerate.
427 * arm-reloc-property.cc: New file.
428 * arm-reloc-property.h: New file.
429 * arm-reloc.def: New file.
430 * arm.cc: Update comments.
431 (arm-reloc-property.h): New included header.
432 (arm_reloc_property_table): New global variable.
433 (Target_arm::do_select_as_default_target): New method definition.
434 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
435 arm-reloc-property to targ_extra_obj.
436 * parameters.cc (set_parameters_target): Call
437 Target::select_as_default_target().
438 * target.h (Target::select_as_default_target): New method definition.
439 (Target::do_select_as_default_target): Same.
441 2010-02-01 Doug Kwan <dougkwan@google.com>
443 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
444 first_output_text_section_.
445 (Arm_exidx_fixup::first_output_text_section): New method definition.
446 (Arm_exidx_fixup::first_output_text_section_): New data member.
447 (Arm_exidx_fixup::process_exidx_section): Record the first text
449 (Arm_output_section::fix_exidx_coverage): Set correct linked section
450 and entsize in output section header.
452 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
454 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
455 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
456 (Arm_relocate_functions::thm_alu11): New Method.
457 (Arm_relocate_functions::thm_pc8): New Method.
458 (Arm_relocate_functions::thm_pc12): New Method.
459 (Target_arm::Scan::local): Handle the relocations.
460 (Target_arm::Scan::global): Likewise.
461 (Target_arm::Relocate::relocate): Likewise.
462 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
464 2010-01-29 Doug Kwan <dougkwan@google.com>
466 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
467 of relocation types as ld.
469 2010-01-29 Doug Kwan <dougkwan@google.com>
471 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
473 (Arm_relocate_functions::thumb_branch_common): Ditto.
474 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
475 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
476 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
477 Arm_relocate_functions::jump24): Remove.
478 (Target_arm::Relocate::relocate): Adjust code to call
479 Arm_relocation_functions::arm_branch_common and
480 Arm_relocation_functions::thumb_branch_common instead of their removed
481 wrappers. Merge switch-cases together to reduce source code size.
483 2010-01-29 Doug Kwan <dougkwan@google.com>
485 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
486 output_local_symbol_count_needs_update_.
487 (Arm_relobj::output_local_symbol_count_needs_update,
488 Arm_relobj::set_output_local_symbol_count_needs_update,
489 Arm_relobj::update_output_local_symbol_count): New methods.
490 (Arm_relobj::output_local_symbol_count_needs_update_): New data
492 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
493 of pointed function as in a R_ARM_PREL31 relocation.
494 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
495 for output local symbol count updating.
496 (Target_arm::do_relax): Update output local symbol counts in objects
498 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
500 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
502 * arm.cc: Added support for the ARM relocations:
503 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
504 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
505 (Arm_relocate_functions::movw_rel_nc): Renamed (was
507 (Arm_relocate_functions::movw_rel): New method.
508 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
509 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
511 (Arm_relocate_functions::thm_movw_rel): New method.
512 (Arm_relocate_functions::thm_movt_rel): Renamed (was
514 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
516 (Target_arm::Scan::global): Likewise.
517 (Target_arm::Relocate::relocate): Likewise.
518 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
521 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
523 * arm.cc: Added support for ARM group relocations.
524 (Target_arm::reloc_needs_sym_origin): New method.
525 (Arm_relocate_functions::calc_grp_kn): New method.
526 (Arm_relocate_functions::calc_grp_residual): New method.
527 (Arm_relocate_functions::calc_grp_gn): New method.
528 (Arm_relocate_functions::arm_grp_alu): New Method.
529 (Arm_relocate_functions::arm_grp_ldr): New Method.
530 (Arm_relocate_functions::arm_grp_ldrs): New Method.
531 (Arm_relocate_functions::arm_grp_ldc): New Method.
532 (Target_arm::Scan::local): Handle the ARM group relocations.
533 (Target_arm::Scan::global): Likewise.
534 (Target_arm::Relocate::relocate): Likewise.
535 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
538 2010-01-26 Doug Kwan <dougkwan@google.com>
540 * arm.cc (set): Include.
541 (class Arm_exidx_fixup): Change type of last_input_section_ to const
543 (Arm_output_section::Text_section_list): New type.
544 (Arm_output_section::append_text_sections_to_list): New method.
545 (Arm_output_section::fix_exidx_coverage): Ditto.
546 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
547 (Arm_relobj::convert_input_section_to_relaxed_section): Use
548 Relobj::set_section_offset() instead of
549 Sized_relobj::invalidate_section_offset().
550 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
551 parameter for section headers. Ignore relocation sections for
552 unallocated sections and EXIDX sections.
553 (Target_arm::fix_exidx_coverage): New method.
554 (Target_arm::output_section_address_less_than): New type.
555 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
556 linked text section instead of the EXIDX section.
557 (Arm_output_section::create_stub_group): Add an assertion to check
558 that this is not an EXIDX output section.
559 (Arm_output_section::append_text_sections_to_list): New method.
560 (Arm_output_section::fix_exidx_coverage): Ditto.
561 (Arm_relobj::scan_sections_for_stubs): Adjust call to
562 Arm_relobj::section_needs_reloc_stub_scanning.
563 (Target_arm::do_relax): Fix EXIDX output section coverage in the
565 (Target_arm::fix_exidx_coverage): New method.
566 * object.h (Relobj::set_output_section): New method.
567 (Sized_relobj::invalidate_section_offset): Remove method.
568 (Sized_relobj::do_invalidate_section_offset): Remove method.
569 (Sized_relobj::do_set_section_offset): Handle offset value -1.
571 2010-01-25 Doug Kwan <dougkwan@google.com>
573 * arm.cc (Arm_exidx_merged_section::do_output_offset):
574 Fix warning due to signed and unsigned comparison on a 32-bit host.
576 2010-01-22 Doug Kwan <dougkwan@google.com>
578 * arm.cc (Target_arm::do_relax): Record an output section for section
579 offset adjustment it contains any stub table that has changed.
580 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
581 offsets in an output section if necessary.
582 * output.cc (Output_section::Output_section): Initialize
583 section_offsets_need_adjustments_.
584 (Output_section::add_input_section_for_script): Renamed to
585 Output_section::add_simple_input_section.
586 (Output_section::save_states): Add a comment.
587 (Output_section::discard_states): New method defintion.
588 (Output_section::adjust_section_offsets): Same.
589 * output.h (Output_section::add_input_section_for_script): Renamed to
590 Output_section::add_simple_input_section.
591 (Output_section::discard_states): New method declaration.
592 (Output_section::adjust_section_offsets): Same.
593 (Output_section::section_offsets_need_adjustment,
594 Output_section::set_section_offsets_need_adjustment): New method
596 (Output_section::section_offsets_need_adjustment_): New data member.
598 (Output_section_element_input::set_section_address): Adjust code for
599 renaming of Output_section::add_input_section_for_script.
600 (Orphan_output_section::set_section_address): Same.
602 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
604 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
605 Fix_v4bx enum values .
606 * gold/options.h (General_options): New option definitions.
607 (General_options::fix_v4bx): New method.
608 (General_options::Fix_v4bx): New enum.
609 * gold/options.cc (General_options::parse_fix_v4bx): New method.
610 (General_options::parse_fix_v4bx_interworking): New method.
612 2010-01-22 Doug Kwan <dougkwan@google.com>
614 * arm.cc (Arm_exidx_fixup): New class.
616 2010-01-21 Doug Kwan <dougkwan@google.com>
618 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
620 (Arm_exidx_section_offset_map): New type.
622 2010-01-21 Doug Kwan <dougkwan@google.com>
624 * arm.cc (Arm_exidx_input_section): New class.
625 (Arm_relobj::exidx_input_section_by_link,
626 Arm_relobj::exidx_input_section_by_shndx,
627 Arm_relobj::make_exidx_input_section): New methods.
628 (read_arm_attributes_section): Remove.
629 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
630 information about them.
631 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
634 2010-01-20 Doug Kwan <dougkwan@google.com>
636 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
637 Input_section_specifier to Section_id.
638 (Target_arm::new_arm_input_section: Adjust code for change of key
640 (Target_arm::find_arm_input_section): Ditto.
641 * gc.h (object.h): Include for Section_id nand Section_id_hash.
642 (Section_id): Remove.
643 (Garbage_collection::Section_id_hash): Remove.
644 * icf.h (object.h): Include for Section_id nand Section_id_hash.
645 (Section_id): Remove.
646 (Icf::Section_id_hash): Remove.
647 * object.h (Section_id, Const_section_id, Section_id_hash,
648 Const_section_id_hash): New type definitions.
649 * output.cc (Output_section::add_relaxed_input_section): Change to
650 use Const_section_id instead of Input_section_specifier as key type.
651 (Output_section::add_merge_input_section): Ditto.
652 (Output_section::build_relaxation_map): Change to use Section_id
653 instead of Input_section_specifier as key type.
654 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
656 (Output_section::convert_input_sections_to_relaxed_sections): Change
657 to use Const_section_id instead of Input_section_specifier as key type.
658 (Output_section::find_merge_section): Ditto.
659 (Output_section::find_relaxed_input_section): Ditto.
660 * output.h (Input_section_specifier): Remove class.
661 (Output_section::Output_section_data_by_input_section_map): Change
662 key type to Const_section_id.
663 (Output_section::Output_relaxed_input_section_by_input_section_map):
665 (Output_section::Relaxation_map): Change key type to Section_id.
667 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
669 * gold/arm.cc: Added support for R_ARM_V4BX relocation
670 (class Arm_v4bx_stub): New class.
671 (DEF_STUBS): Updated definition to support v4_veneer_bx.
672 (Stub_factory::make_arm_v4bx_stub): New method.
673 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
674 (Stub_table::empty): Handle v4bx stubs.
675 (Stub_table::add_arm_v4bx_stub): New method.
676 (Stub_table::find_arm_v4bx_stub): New method.
677 (Arm_relocate_functions::v4bx): New method.
678 (Target_arm::fix_v4bx): New method.
679 (Target_arm::Target_arm): Handle R_ARM_V4BX.
680 (Stub_table::relocate_stubs): Likewise.
681 (Stub_table::do_write): Likewise.
682 (Stub_table::update_data_size_and_addralign): Likewise.
683 (Stub_table::finalize_stubs): Likewise.
684 (Target_arm::Scan::local): Likewise.
685 (Target_arm::Scan::global): Likewise.
686 (Target_arm::do_finalize_sections): Likewise.
687 (Target_arm::Relocate::relocate): Likewise.
688 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
690 (Target_arm::scan_reloc_for_stub): Likewise.
691 (Target_arm::scan_reloc_section_for_stubs): Likewise.
693 2010-01-19 Ian Lance Taylor <iant@google.com>
695 * output.cc (Output_section_headers::do_sized_write): Write large
696 segment count to sh_info field.
697 (Output_file_header::do_sized_write): For large segment count,
698 write PN_XNUM to e_phnum field.
700 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
702 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
703 (Arm_relocate_functions::thm_jump8): New function.
704 (Arm_relocate_functions::thm_jump11): New function.
705 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
707 (Target_arm::Scan::global): Likewise.
708 (Target_arm::Relocate::relocate): Likewise.
709 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
712 2010-01-14 Doug Kwan <dougkwan@google.com>
714 * arm.cc (map, utility): Include headers.
715 (Target_arm::apply_cortex_a8_workaround): New method.
716 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
717 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
718 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
719 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
720 the --[no-]fix-cortex-a8 command line options.
721 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
722 (Target_arm::relocate_stub): Use addend in instruction template.
723 * options.h (DEFINE_bool): Set the user-set flag.
724 (General_options): Add --[no-]-fix-cortex options.
725 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
726 : Update fast look-up map after conversion.
728 2010-01-14 Sriraman Tallam <tmsriram@google.com>
730 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
731 in the first pass of do_layout.
733 2010-01-13 Doug Kwan <dougkwan@google.com>
735 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
736 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
737 apparent compiler problem of not folding static constant integral
738 data members of elfcpp::Elf_sizes<32>.
740 2010-01-13 Doug Kwan <dougkwan@google.com>
742 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
743 Arm_relobj::section_needs_cortex_a8_stub_scanning,
744 Arm_relobj::scan_section_for_cortex_a8_erratum,
745 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
746 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
747 sections to scan for relocation stubs into a new method
748 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
749 relocation and Cortex-A8 stub scanning.
750 (Target_arm::do_relax): Force stubs to be after stubbed sections
751 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
752 the beginning of a new relaxation pass. Update a comment.
753 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
755 2010-01-12 Ian Lance Taylor <iant@google.com>
757 * target-reloc.h (visibility_error): New inline function.
758 (relocate_section): Call visibility_error.
759 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
760 (MOSTLYCLEANFILES): Likewise.
761 (protected_4_pic.o, protected_3.err): New targets.
762 * testsuite/protected_4.cc: New file.
764 2010-01-12 Doug Kwan <dougkwan@google.com>
766 * arm.cc (Cortex_a8_reloc): New class.
767 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
768 and cortex_a8_relocs_info_.
769 (Target_arm::fix_cortex_a8): New method definition.
770 (Target_arm::Cortex_a8_relocs_info): New type.
771 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
772 New data member declarations.
773 (Target_arm::scan_reloc_for_stub): Record information about
774 relocations for THUMB branches that might be exempted from the
775 Cortex-A8 workaround.
776 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
777 at the beginning of a relaxation pass.
779 2010-01-12 Doug Kwan <dougkwan@google.com>
781 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
782 (Arm_relobj::Mapping_symbol_position,
783 Arm_reloj::Mapping_symbol_position_less,
784 Arm_relobj::Mapping_symbols_info): New types.
785 (Target_arm::is_mapping_symbol_name): New method definition.
786 (Arm_relobj::do_count_local_symbols): Save information about mapping
789 2010-01-11 Doug Kwan <dougkwan@google.com>
791 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
792 Arm_relocate_functions::thumb32_branch_upper,
793 Arm_relocate_functions::thumb32_branch_lower,
794 Arm_relocate_functions::thumb32_cond_branch_offset,
795 Arm_relocate_functions::thumb32_cond_branch_upper,
796 Arm_relocate_functions::thumb32_cond_branch_lower,
797 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
798 branch offset encoding.
799 (Arm_relocate_functions::thumb_branch_common): Use new branch
800 offset encoding methods to avoid code duplication.
801 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
802 (Stub_addend_reader::operator()): Use new branch encoding method
803 to avoid code duplication.
805 2010-01-11 Doug Kwan <dougkwan@google.com>
807 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
808 (Target_arm::do_finalize_sections): Define special EXIDX section
809 symbols only if referenced.
810 * gc.h (Garbage_collection::add_reference): New method.
811 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
814 2010-01-11 Ian Lance Taylor <iant@google.com>
816 * script.cc (Version_script_info::build_expression_list_lookup):
817 Change complaing about duplicate wildcard match from error to
820 * script.cc (class Lazy_demangler): Recreate--revert part of patch
822 (Version_script_info::Version_script_info): Initialize globs_,
823 default_version_, default_is_global_, and exact_. Don't
824 initialize globals_ or locals_.
825 (Version_script_info::build_lookup_tables): Build local symbols
827 (Version_script_info::unquote): New function.
828 (Version_script_info::add_exact_match): New function.
829 (Version_script_info::build_expression_list_lookup): Remove lookup
830 parameter. Add is_global parameter. Change all callers. Handle
831 wildcard pattern specially. Unquote pattern. Call
833 (Version_script_info::get_name_to_match): New function.
834 (Version_script_info::get_symbol_version): New function.
835 (Version_script_info::get_symbol_version_helper): Remove.
836 (Version_script_info::check_unmatched_names): Call unquote.
837 * script.h (class Version_script_info): Change get_symbol_version
838 to be non-inline and add is_global parameter; change all callers.
839 Rewrite symbol_is_local. Update declarations. Define struct
840 Version_tree_match, Exact, Globs. Don't define struct Lookup.
841 Remove globals_ and locals_ members. Add exact_, globs_,
842 default_version_, is_global_.
843 (Version_script_info::Glob): Remove pattern, add expression and
844 is_global. Update constructor. Change all callers.
845 * dynobj.cc (Versions::finalize): Mark the version symbol as the
847 (Versions::symbol_section_contents): If a symbol is undefined, or
848 defined in a dynamic object, set the version index to
850 * symtab.cc (Symbol_table::add_from_relobj): Don't call
852 (Symbol_table::add_from_pluginobj): Likewise.
853 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
855 2010-01-11 Doug Kwan <dougkwan@google.com>
857 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
858 (incremental_dump_LDADD): Add linking option for libintl.
859 * Makefile.in: Regenerate.
861 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
864 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
866 * testsuite/Makefile.in: Regenerated.
868 2010-01-10 Doug Kwan <dougkwan@google.com>
870 * options.h (DEFINE_var): Use parentheses around argument varname__
871 in macro body to avoid any unintended subsequent substitutions.
873 2010-01-10 Ian Lance Taylor <iant@google.com>
875 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
876 candidates before doing symbol resolution.
878 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
879 ODR candidates if only one is weak.
881 2010-01-08 Ian Lance Taylor <iant@google.com>
883 * script.cc (Version_script_info::build_expression_list_lookup):
884 Don't warn about ambiguous version, just record the ambiguity.
885 (Version_script_info::get_symbol_version_helper): Give error if
886 version is ambiguous.
888 2010-01-08 Doug Kwan <dougkwan@google.com>
890 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
891 prev_data_size_ and prev_addralign_. Remove initializer for
892 deleted data member has_been_changed_.
893 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
894 to determine if the table is empty.
895 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
897 (Stub_table::add_reloc_stub): Define method in class definition
898 instead of just declaring it there.
899 (Stub_table::add_cortex_a8_stub): New method definition.
900 (Stub_table::update_data_size_and_addralign): Ditto.
901 (Stub_table::finalize_stubs): Ditto.
902 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
903 (Stub_table::do_addralign_): Return address alignment in the
904 (Stub_table::do_reset_address_and_file_offset): Define method in
905 class definition instead of declaring it there. Set current data
906 size to be the data size of the previous pass.
907 (Stub_table::set_final_data_size): Use current data size as the
909 (Stub_table::relocate_stub): Change parameter type of stub from
910 Reloc_stub pointer to Stub pointer.
911 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
912 (Stub_table::Cortex_a8_stub_list): New typedef.
913 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
914 Stub_table::prev_addralign_): New data member.
915 (Arm_relobj::Arm_relobj): Initialize data member
916 section_has_cortex_a8_workaround_.
917 (Arm_relobj::section_has_cortex_a8_workaround,
918 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
920 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
922 (Target_arm::relocate_stub): Change parameter type of stub from
923 Reloc_stub pointer to Stub pointer.
924 (Insn_template::size, Insn_template::alignment): Handle
925 THUMB16_SPECIAL_TYPE.
926 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
927 Stub_table::update_data_size_and_addralign,
928 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
930 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
931 (Stub_table::do_write): Ditto.
932 (Target_arm::do_relax): Adjust code for changes in Stub_table.
934 2010-01-08 Ian Lance Taylor <iant@google.com>
937 * symtab.h (class Symbol): Remove fields is_target_special_ and
938 has_plt_offset_. Add field is_defined_in_discarded_section_.
939 (Symbol::is_defined_in_discarded_section): New function.
940 (Symbol::set_is_defined_in_discarded_section): New function.
941 (Symbol::has_plt_offset): Rewrite.
942 (Symbol::set_plt_offset): Verify that new offset is not -1U.
943 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
944 Don't initialize is_target_special_ or has_plt_offset_.
945 Initialize is_defined_in_discarded_section_.
946 (Symbol_table::add_from_relobj): If appropriate, set
947 is_defined_in_discarded_section.
948 * resolve.cc (Symbol::override_base_with_special): Don't test
949 is_target_special_. Change has_plt_offset_ to has_plt_offset().
950 * target-reloc.h (relocate_section): Do special handling for
951 symbols defined in discarded sections for global symbols as well
954 2010-01-08 Ian Lance Taylor <iant@google.com>
956 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
959 2010-01-08 Ian Lance Taylor <iant@google.com>
961 * object.cc (Sized_relobj::do_layout): Don't get confused if
962 layout_eh_frame returns NULL.
964 2010-01-08 Ian Lance Taylor <iant@google.com>
967 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
968 dynamic symbol table, use the normal symbol table.
969 (Sized_dynobj::do_read_symbols): Remove assertion about type of
972 2010-01-08 Ian Lance Taylor <iant@google.com>
975 * layout.cc (Layout::include_section): Remove .gnu_debuglink
978 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
980 * version.cc (print_version): Change to "Copyright 2010".
982 2010-01-08 Ian Lance Taylor <iant@google.com>
986 * i386.cc (class Target_i386): Change return type of plt_section
988 (class Output_data_plt_i386): Add tls_desc_rel_ field.
989 (Output_data_plt_i386::Output_data_plt_i386): Initialize
991 (Output_data_plt_i386::rel_tls_desc): New function.
992 (Target_i386::rel_tls_desc_section): New function.
993 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
994 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
995 R_386_TLS_DESC reloc in rel_tls_desc_section.
996 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
997 Define struct Tlsdesc_info.
998 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
999 (Target_x86_64::do_reloc_symbol_index): New function.
1000 (Target_x86_64::add_tlsdesc_info): New function.
1001 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1002 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1004 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1006 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1007 (Target_x86_64::rela_tlsdesc_section): New function.
1008 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1010 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1011 (Target_x86_64::do_reloc_addend): New function.
1012 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1013 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1014 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1015 (Output_reloc::type): New function.
1016 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1017 (Output_reloc::is_target_specific): New function.
1018 (Output_reloc::target_arg): New function.
1019 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1020 absolute relocs and target specific relocs.
1021 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1022 add_target_specific.
1023 (class Output_data_reloc) [SHT_RELA]: Likewise.
1024 * output.cc (Output_reloc::Output_reloc): Add four new versions
1025 for absolute relocs and target specific relocs.
1026 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1027 (Output_reloc::get_symbol_index): Likewise.
1028 (Output_reloc::local_section_offset): Check that local_sym_index_
1029 is not TARGET_CODE or 0.
1030 (Output_reloc::symbol_value): Likewise.
1031 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1033 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1034 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1036 * layout.cc (add_target_dynamic_tags): Use output section for
1037 DT_PLTRELSZ and DT_JMPREL.
1039 2010-01-07 Ian Lance Taylor <iant@google.com>
1042 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1044 (class Output_data_reloc_generic): Define.
1045 (class Output_data_reloc_base): Change base class to
1046 Output_data_reloc_generic. Change add() method to call
1047 bump_relative_reloc_count for a relative reloc. Remove
1049 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1051 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1052 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1054 * layout.h (class Layout): Update declaration.
1056 2010-01-07 Ian Lance Taylor <iant@google.com>
1058 * output.h (class Output_data): Add const version of
1059 output_section and do_output_section.
1060 (class Output_section_data): Add const version of
1062 (class Output_section): Likewise.
1063 * layout.cc (Layout::add_target_dynamic_tags): New function.
1064 * layout.h (class Layout): Update declarations.
1065 * arm.cc (Target_arm::do_finalize_sections): Use
1066 add_target_dynamic_tags.
1067 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1068 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1069 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1070 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1072 2010-01-07 Ian Lance Taylor <iant@google.com>
1075 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1078 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1079 Ian Lance Taylor <iant@google.com>
1082 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1083 Xindex::read_symtab_xindex.
1085 2010-01-07 Doug Kwan <dougkwan@google.com>
1087 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1088 (Insn_template::thumb16_bcond_insn): New method declaration.
1089 (Insn_template): Fix spelling.
1090 (Stub::thumb16_special): New method declaration.
1091 (Stub::do_write): Define virtual method which was previously pure
1093 (Stub::do_thumb16_special): New method declaration.
1094 (Stub::do_fixed_endian_write): New template member.
1095 (Reloc_stub::do_write): Remove.
1096 (Reloc_stub::do_fixed_endian_write): Remove.
1097 (Cortex_a8_stub): New class definition.
1098 (Stub_factory::make_cortex_a8_stub): New method definition.
1099 (Stub_factory::Stub_factory): Add missing static storage class
1100 qualifier for elf32_arm_stub_a8_veneer_blx.
1102 2010-01-07 Ian Lance Taylor <iant@google.com>
1105 * options.h (class General_options): Add --warn-unresolved-symbols
1106 and --error-unresolved-symbols.
1107 * errors.cc (Errors::undefined_symbol): Implement
1108 --warn-unresolved-symbols.
1110 * options.h (class General_options): Add -z text and -z textoff.
1111 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1113 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1115 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1116 (Garbage_collection::cident_sections): New function.
1117 (Garbage_collection::add_cident_section): New function.
1118 (Garbage_collection::cident_sections_): New member.
1119 (gc_process_relocs): Add references to sections whose names are C
1121 * gold.h (cident_section_start_prefix): New constant.
1122 (cident_section_stop_prefix): New constant.
1123 (is_cident): New function.
1124 * layout.cc (Layout::define_section_symbols): Replace string constants
1125 with the newly defined constants.
1126 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1128 * testsuite/Makefile.am: Add gc_orphan_section_test.
1129 * testsuite/Makefile.in: Regenerate.
1130 * testsuite/gc_orphan_section_test.cc: New file.
1131 * testsuite/gc_orphan_section_test.sh: New file.
1133 2010-01-06 Ian Lance Taylor <iant@google.com>
1136 * options.h (class General_options): Add --warn-shared-textrel.
1137 * layout.cc (Layout::finish_dynamic_section): Implement
1138 --warn-shared-textrel.
1141 * options.h (class General_options): Add --warn-multiple-gp.
1143 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1145 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1146 $(THREADSLIB) and $(LIBDL).
1147 * Makefile.in: Rebuild.
1149 2010-01-06 Ian Lance Taylor <iant@google.com>
1152 * options.cc (General_options::parse_section_start): New function.
1153 (General_options::section_start): New function.
1154 (General_options::General_options): Initialize all members.
1155 * options.h: Include <map>
1156 (class General_options): Add --section-start. Add section_starts_
1158 * layout.cc (Layout::attach_allocated_section_to_segment): If
1159 --section-start was used, set the address of the segment. Remove
1160 local sort_sections.
1161 (Layout::relaxation_loop_body): If the address of the load segment
1162 has been set by --section-start, don't use it.
1163 * output.h (Output_segment::update_flags_for_output_section): New
1165 * output.cc (Output_segment::add_output_section): Call
1166 update_flags_for_output_section.
1168 2010-01-05 Ian Lance Taylor <iant@google.com>
1171 * options.h (class General_options): Add --undefined-version.
1172 * script.cc (struct Version_expression): Add was_matched_by_symbol
1174 (Version_script_info::matched_symbol): New function.
1175 (Version_script_info::get_symbol_version_helper): Call
1177 (Version_script_info::check_unmatched_names): New function.
1178 * script.h (class Version_script_info): Update declarations.
1179 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1181 * options.h (class General_options): Use DEFINE_bool_alias for
1182 allow_multiple_definition.
1183 * resolve.cc (Symbol_table::should_override): Don't test
1184 allow_multiple_definition.
1187 * options.h (class General_options): Add --cref.
1188 * main.cc (main): Print cref table if --cref. Don't close mapfile
1189 until after printing cref table.
1190 * cref.cc: Include "symtab.h".
1191 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1192 (Cref_table_compare::operator()): New function.
1193 (Cref_inputs::gather_cref): New function.
1194 (filecol): New static const.
1195 (Cref_inputs::print_cref): New function.
1196 (Cref::print_cref): New function.
1197 * cref.h: Include <cstdio>.
1198 (class Cref): Update declarations.
1199 * mapfile.h (Mapfile::file): New function.
1200 * object.h (class Object): Define Symbols. Declare virtual
1201 do_get_global_symbols.
1202 (Object::get_global_symbols): New function.
1203 * object.cc (Input_objects::add_object): Pass object to cref_ if
1205 (Input_objects::archive_start): Likewise.
1206 (Input_objects::archive_stop): Likewise.
1207 (Input_objects::print_cref): New function.
1208 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1209 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1211 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1213 * plugin.h (class Sized_pluginobj): Update declarations.
1215 2010-01-05 Ian Lance Taylor <iant@google.com>
1217 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1218 to is_default_version. Rename insdef to insdefault.
1219 (Symbol_table::add_from_relobj): Rename def to is_default_version
1220 and local to is_forced_local.
1221 (Symbol_table::add_from_pluginobj): Likewise.
1222 (Symbol_table::add_from_dynobj): Likewise.
1223 (Symbol_table::define_special_symbol): Rename insdef to
1226 2010-01-04 Ian Lance Taylor <iant@google.com>
1229 * options.h (class General_options): Add
1230 --allow-multiple-definition and -z muldefs.
1231 * resolve.cc (Symbol_table::should_override): Don't warn about a
1232 multiple symbol definition if --allow-multiple-definition or -z
1236 * options.h (class General_options): Add --add-needed and
1237 --copy-dt-needed-entries. Tweak --as-needed help entry.
1238 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1239 error if --copy-dt-needed-entries aka --add-needed is used and
1240 would cause a change in behaviour.
1243 * options.h (class General_options): Add -G as a short version of
1244 --shared. Add no-op options -assert, -g, and -i.
1246 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1248 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1249 check for .text or .gnu.linkonce.t sections.
1250 * icf.cc (Icf::find_identical_sections): Ditto.
1251 Change the detection for mangled function name within the section
1253 * icf.h (is_section_foldable_candidate): New function.
1255 2009-12-30 Ian Lance Taylor <iant@google.com>
1258 * options.h (class General_options): Permit two dashes with
1259 --retain-symbols-file.
1261 2009-12-30 Ian Lance Taylor <iant@google.com>
1264 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1265 don't put the file header and segment headers in the text
1269 * common.cc (Sort_commons::operator()): Stabilize sort when both
1271 (Symbol_table::do_allocate_commons_list): When allocating common
1272 symbols, skip a symbol which is no longer common.
1273 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1274 an object before checking its type.
1275 * testsuite/common_test_2.c: New file.
1276 * testsuite/common_test_3.c: New file.
1277 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1278 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1279 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1280 (common_test_2_pic.o, common_test_2.so): New targets.
1281 (common_test_3_pic.o, common_test_3.so): New targets.
1282 * testsuite/Makefile.in: Rebuild.
1285 * script.cc (read_input_script): If we see a new SECTIONS clause,
1286 and we have added an input section, give an error.
1287 * layout.h (class Layout): Add have_added_input_section function.
1288 Add have_added_input_section_ field.
1289 * layout.cc (Layout::Layout): Initialize
1290 have_added_input_section_.
1291 (Layout::layout): Set have_added_input_section_.
1292 (Layout::layout_eh_frame): Likewise.
1294 2009-12-30 Ian Lance Taylor <iant@google.com>
1297 * options.h (class General_options): Add --sort-common option.
1298 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1299 * common.cc (Sort_common): Add sort_order parameter to
1300 constructor. Add sort_order_ field.
1301 (Sort_commons::operator): Check sort_order_.
1302 (Symbol_table::allocate_commons): Determine the sort order.
1303 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1305 (Symbol_table::do_allocate_commons_list): Likewise.
1307 2009-12-30 Ian Lance Taylor <iant@google.com>
1310 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1311 symbols from this object, don't change the visibility of an
1313 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1315 2009-12-30 Ian Lance Taylor <iant@google.com>
1318 * script.h (class Version_script_info): Define Language enum.
1319 Update declarations. Define Glob, Exact, and Lookup types. Add
1320 new fields globals_, locals_, and is_finalized_.
1321 * script.cc: Various formatting fixes.
1322 (class Parser_closure): Change language_stack_ from a vector of
1323 std::string to one of Version_script_info::Language. Adjust all
1325 (class Lazy_demangler): Remove.
1326 (struct Version_expression): Change language from std::string to
1327 Version_script_info::Language.
1328 (Version_script_info::Version_script_info): New function.
1329 (Version_script_info::~Version_script_info): Don't call clear.
1330 (Version_script_info::finalize): New function.
1331 (Version_script_info::build_lookup_tables): New function.
1332 (Version_script_info::build_expression_list_lookup): New
1334 (Version_script_info::get_symbol_version_helper): Rewrite to use
1336 (Version_script_info::print_expression_list): Adjust to use
1337 Version_script_info::Language.
1338 (script_push_lex_into_version_mode): Check that the version script
1339 has not been finalized.
1340 (version_script_push_lang): Change language string to
1341 Version_script_info::Language.
1342 * options.cc (Command_line::version_script): New function.
1343 * options.h (class General_options): Add finalize_dynamic_list
1344 function. Change version_script from declaration to definition.
1345 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1346 * testsuite/version_script.map: Remove duplicate def of foo.
1347 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1349 * testsuite/Makefile.in: Rebuild.
1351 2009-12-30 Ian Lance Taylor <iant@google.com>
1354 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1355 if the input symbol index is 0, make the output symbol index 0.
1357 2009-12-30 Ian Lance Taylor <iant@google.com>
1360 * options.h (class General_options): Add -x/--discard-all.
1361 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1362 --discard-all. If the local symbol needs a dynamic entry, check
1363 that before handling --discard-locals.
1365 2009-12-30 Ian Lance Taylor <iant@google.com>
1368 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1370 (Output_segment::add_output_section): Don't change the flags if
1374 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1375 GNU hash table if they need a dynamic value. Otherwise, don't add
1376 them if they are defined in a dynamic object or are forced local.
1378 2009-12-29 Ian Lance Taylor <iant@google.com>
1381 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1382 .gnu.hash table for a 32-bit target.
1385 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1386 regular and a dynamic object only needs a dynamic symbol table
1387 entry if it is externally visible.
1390 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1391 constructor. Add global_offset_table_ field.
1392 (Target_i386::got_section): Set global_offset_table_.
1393 (Target_i386::do_finalize_sections): Set global_offset_table_
1395 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1396 in constructor. Add global_offset_table_ field.
1397 (Target_x86_64::got_section): Set global_offset_table_.
1398 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1401 * layout.cc (Layout::Layout): Initialize increase_relro_.
1402 (Layout::get_output_section): Add is_relro, is_last_relro, and
1403 is_first_non_relro parameters. Change all callers.
1404 (Layout::choose_output_section): Likewise.
1405 (Layout::add_output_section_data): Likewise.
1406 (Layout::make_output_section): Likewise.
1407 (Layout::set_segment_offsets): Clear increase_relro when using a
1409 * layout.h (class Layout): Add increase_relro method. Add
1410 increase_relro_ field. Update declarations.
1411 * output.cc (Output_section::Output_section): Initialize
1412 is_last_relro_ and is_first_non_relro_.
1413 (Output_segment::add_output_section): Group relro sections is
1414 do_sort is true. Handle is_last_relro and is_first_non_relro.
1415 (Output_segment::maximum_alignment): Remove relro handling.
1416 (Output_segment::set_section_addresses): Add increase_relro
1417 parameter. Change all callers. Add initial alignment to align
1418 relro sections on separate page. Remove old relro handling.
1419 (Output_segment::set_section_list_addresses): Remove in_relro
1420 parameter. Change all callers.
1421 (Output_segment::set_offset): Add increase parameter. Change all
1422 callers. Remove old relro handling.
1423 * output.h (class Output_section): Add new methods: is_last_relro,
1424 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1425 Add is_last_relro_ and is_first_non_relro_ fields.
1426 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1427 Create separate .got.plt section. Call increase_relro.
1428 * x86_64.cc (Target_x86_64::got_section): Likewise.
1429 * testsuite/relro_script_test.t: Add .got.plt.
1432 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1433 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1434 (Layout::finalize): Call set_dynamic_symbol_size.
1435 (Layout::set_dynamic_symbol_size): New function.
1436 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1437 set_dynamic_symbol_size.
1440 * output.h (class Output_section): Add is_entsize_zero_ field.
1441 * output.cc (Output_section::Output_section): Initialize
1443 (Output_section::set_entsize): If two different entsizes are
1444 requested, force it to zero.
1445 (Output_section::add_input_section): Set flags for .debug_str
1446 before updating section flags. Set entsize.
1447 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1448 and SHF_STRING if all input sections have those flags.
1450 2009-12-29 Rafael Espindola <espindola@google.com>
1452 * main.cc (main): Fix the sys time reporting.
1453 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1456 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1458 * options.cc (General_options::parse_version): Allow -v to exit
1459 without an error if there is nothing to link.
1461 2009-12-29 Ian Lance Taylor <iant@google.com>
1463 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1464 using a version of gcc before 4.1.
1465 * configure: Rebuild.
1467 2009-12-28 Chris Demetriou <cgd@google.com>
1469 * attributes.cc (Output_attributes_section_data::do_write): Use
1470 std::vector::front rather than std::vector::data.
1472 2009-12-28 Ian Lance Taylor <iant@google.com>
1474 * symtab.h (class Symbol_table): Add enum Defined.
1475 * resolve.cc (Symbol_table::should_override): Add defined
1476 parameter. Change all callers. Test whether object is NULL
1477 before calling a method on it.
1478 (Symbol_table::report_resolve_problem): Add defined parameter.
1480 (Symbol_table::should_override_with_special): Likewise.
1481 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1482 parameter. Change all callers.
1483 (Symbol_table::do_define_in_output_data): Likewise.
1484 (Symbol_table::define_in_output_segment): Likewise.
1485 (Symbol_table::do_define_in_output_segment): Likewise.
1486 (Symbol_table::define_as_constant): Likewise.
1487 (Symbol_table::do_define_as_constant): Likewise.
1488 * script.h (class Symbol_assignment): Add is_defsym parameter to
1489 constructor; change all callers.
1490 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1491 parameter. Change all callers. Add is_defsym_ field.
1492 (class Parser_closure): Add parsing_defsym parameter to
1493 constructor; change all callers. Add parsing_defsym accessor
1494 function. Add parsing_defsym_ field.
1496 2009-12-28 Ian Lance Taylor <iant@google.com>
1498 * gold.cc (queue_middle_tasks): Fix formatting.
1499 * object.cc (Relobj::is_section_name_included): Likewise.
1501 2009-12-23 Ian Lance Taylor <iant@google.com>
1503 * i386.cc (Target_i386::do_calls_non_split): Recognize
1504 -fsplit-stack prologue for a function with a static chain.
1505 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1506 -fsplit-stack prologue when using %r11.
1508 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1510 * options.cc (General_options::parse_version): Make -v continue and do
1511 the link like GNU ld does.
1513 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1515 * Makefile.am (CCFILES): Add timer.cc.
1516 (HFILES): Add timer.h.
1517 * configure.ac: Check for sysconf and times.
1518 * main.cc: include timer.h.
1519 (main): Use Timer instead of get_run_time.
1522 * workqueue.cc: include timer.h.
1523 (Workqueue::find_and_run_task):
1524 Report user, sys and wall time.
1525 * Makefile.in: Regenerate.
1526 * config.in: Regenerate.
1527 * configure: Regenerate.
1529 2009-12-16 Doug Kwan <dougkwan@google.com>
1531 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1533 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1534 relaxed input sections.
1535 * output.cc (Output_section::find_relaxed_input_section): Change
1536 return type to Output_relaxed_input_section pointer. Adjust code
1537 for new type of relaxed_input_section_map_.
1538 * output.h (Output_section::find_relaxed_input_section): Change
1539 return type to Output_relaxed_input_section pointer.
1540 (Output_section::Output_relaxed_input_section_by_input_section_map):
1542 (Output_section::relaxed_input_section_map_): Change type to
1543 Output_section::Output_relaxed_input_section_by_input_section_map.
1544 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1547 2009-12-15 Ian Lance Taylor <iant@google.com>
1549 * layout.cc (Layout::create_shstrtab): Only write out after input
1550 sections if we are compressing debug sections.
1552 2009-12-15 Ian Lance Taylor <iant@google.com>
1554 * archive.cc (Archive::add_symbols): Only look up a symbol without
1555 a version if there is, in fact, a version.
1557 2009-12-14 Ian Lance Taylor <iant@google.com>
1559 Revert -Wshadow changes, all changes from:
1560 2009-12-11 Doug Kwan <dougkwan@google.com>
1561 2009-12-11 Nick Clifton <nickc@redhat.com>
1562 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1564 2009-12-11 Doug Kwan <dougkwan@google.com>
1566 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1568 * attributes.cc (Object_attribute::size): Ditto.
1569 (Attributes_section_data::size): Ditto.
1570 (Attributes_section_data::Attributes_section_data): Ditto.
1571 (Output_attributes_section_data::do_write): Ditto.
1572 * attributes.h (Object_attribute::set_type): Ditto.
1573 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1575 2009-12-11 Nick Clifton <nickc@redhat.com>
1577 * archive.cc: Fix shadowed variable warnings.
1579 * compressed_output.cc: Likewise.
1580 * compressed_output.h: Likewise.
1581 * configure: Likewise.
1582 * dwarf_reader.cc: Likewise.
1583 * dynobj.cc: Likewise.
1584 * dynobj.h: Likewise.
1585 * ehframe.cc: Likewise.
1586 * ehframe.h: Likewise.
1587 * errors.cc: Likewise.
1588 * expression.cc: Likewise.
1589 * fileread.cc: Likewise.
1590 * fileread.h: Likewise.
1591 * freebsd.h: Likewise.
1592 * i386.cc: Likewise.
1594 * incremental.h: Likewise.
1595 * layout.cc: Likewise.
1596 * layout.h: Likewise.
1597 * mapfile.cc: Likewise.
1598 * merge.cc: Likewise.
1599 * merge.h: Likewise.
1600 * object.cc: Likewise.
1601 * object.h: Likewise.
1602 * options.h: Likewise.
1603 * output.cc: Likewise.
1604 * output.h: Likewise.
1605 * parameters.cc: Likewise.
1606 * plugin.cc: Likewise.
1607 * powerpc.cc: Likewise.
1608 * reduced_debug_output.cc: Likewise.
1609 * reduced_debug_output.h: Likewise.
1610 * reloc.cc: Likewise.
1611 * reloc.h: Likewise.
1612 * resolve.cc: Likewise.
1613 * script-sections.cc: Likewise.
1614 * script.cc: Likewise.
1615 * script.h: Likewise.
1616 * sparc.cc: Likewise.
1617 * symtab.cc: Likewise.
1618 * symtab.h: Likewise.
1619 * target-select.cc: Likewise.
1620 * target-select.h: Likewise.
1621 * token.h: Likewise.
1622 * workqueue.cc: Likewise.
1623 * workqueue.h: Likewise.
1624 * x86_64.cc: Likewise.
1626 2009-12-10 Doug Kwan <dougkwan@google.com>
1628 * arm.cc (attributes.h): New include.
1629 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1630 (Arm_relobj::~Arm_relobj): Delete object pointed by
1631 attributes_section_data_.
1632 (Arm_relobj::attributes_section_data): New method definition.
1633 (Arm_relobj::attributes_section_data_): New data member declaration.
1634 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1635 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1636 attributes_section_data_.
1637 (Arm_dynobj::attributes_section_data): New method definition.
1638 (Arm_dynobj::attributes_section_data_): New data member declaration.
1639 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1640 initialization value of may_use_blx_ to false.
1641 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1642 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1643 object attributes to compute results instead of hard-coding.
1644 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1645 Target_arm::get_secondary_compatible_arch,
1646 Target_arm::set_secondary_compatible_arch
1647 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1648 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1649 New method declarations.
1650 (Target_arm::get_aeabi_object_attribute): New method definition.
1651 (Target_arm::attributes_section_data_): New data member declaration.
1652 (read_arm_attributes_section): New template definition.
1653 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1654 (Arm_dynobj::do_read_symbols): Ditto.
1655 (Target_arm::do_finalize_sections): Merge attributes sections from
1656 input. Check for BLX use after attributes section merging.
1657 Fix __exidx_start and __exidx_end visibility. Create an
1658 .ARM.attributes section if necessary.
1659 (Target_arm::get_secondary_compatible_arch,
1660 Target_arm::set_secondary_compatible_arch,
1661 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1662 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1663 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1664 New method definitions.
1666 2009-12-09 Ian Lance Taylor <iant@google.com>
1668 * plugin.cc (Plugin::load): Don't cast from void* to a function
1671 2009-12-09 Ian Lance Taylor <iant@google.com>
1673 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1676 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1678 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1679 Replace two_file_shared_1.so with two_file_shared_2.so.
1680 * testsuite/Makefile.in: Regenerated.
1682 2009-12-08 Doug Kwan <dougkwan@google.com>
1684 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1685 (HFILES): Add attributes.h and int_encoding.h.
1686 * Makefile.in: Regenerate.
1687 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1688 function definitions to int_encoding.cc
1689 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1690 prototypes to int_encoding.h
1691 * reduced_debug_output.cc (int_encoding.h): New include.
1692 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1693 function definitions to int_encoding.cc
1694 (insert_into_vector, read_from_pointer): Move template definitions to
1696 * attributes.cc: New file.
1697 * attributes.h: New file.
1698 * int_encoding.cc: New file.
1699 * int_encoding.h: New file.
1701 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1704 * incremental-dump.cc (dump_incremental_inputs): New.
1705 (main): Use dump_incremental_inputs.
1707 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1710 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1711 checking elfcpp::STT_FUNC.
1712 (Target_i386::Relocate::relocate): Likewise.
1713 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1715 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1716 symbols from shared libraries into normal FUNC symbols.
1718 * symtab.h (Symbol): Add is_func and use it.
1720 2009-12-05 Doug Kwan <dougkwan@google.com>
1722 * arm.cc (Target_arm::arm_info): Initialize new fields
1723 attributes_section and attributes_vendor.
1724 * i386.cc (Target_i386::i386_info): Same.
1725 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1726 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1727 fields attributes_section and attributes_vendor.
1728 * sparc.cc (Target_sparc::sparc_info): Same.
1729 * target.h (Target::attributes_section, Target::attributes_vendor,
1730 Target::is_attributes_section, Target::attribute_arg_type,
1731 Target::attributes_order): New method definitions.
1732 (Target::Target_info::attributes_section,
1733 Target::Target_info::attributes_vendor): New fields.
1734 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1735 virtual method definitions.
1736 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1737 attributes_section and attributes_vendor.
1738 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1740 2009-12-05 Doug Kwan <dougkwan@google.com>
1742 * arm.cc: Update comments about interworking and stub generation.
1743 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1744 considered as non-PIC.
1745 (Arm_relocate_functions::base_abs): Fix formatting.
1746 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1747 of function to use GOT entry address instead of offset.
1748 (Target_arm::Scan::global): Issue an error if a symbol would need a
1749 PLT does not get one because it is untyped. Remove code to create
1750 dynamic symbols for relative branches.
1751 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1752 takes unsigned integer instead of boolean.
1754 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1756 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1757 (two_file_test_LDADD): Likewise.
1758 (common_test_1_LDADD): Likewise.
1759 (exception_test_LDADD) Likewise.
1760 (weak_test_LDADD): Likewise.
1761 (many_sections_test_LDADD): Likewise.
1762 (initpri1_LDADD): Likewise.
1763 (script_test_1_LDADD): Likewise.
1764 (script_test_2_LDADD): Likewise.
1765 (justsyms_LDADD): Likewise.
1766 (binary_test_LDADD): Likewise.
1767 (large_LDADD): Likewise.
1768 * testsuite/Makefile.in: Regenerated.
1770 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1772 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1773 (Symbol_table::override_with_special): Likewise.
1774 (Symbol_table::add_from_object): Likewise.
1776 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1778 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1779 Don't set the data_offset twice.
1781 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1783 * testsuite/Makefile.in: Regenerate.
1785 2009-12-03 Doug Kwan <dougkwan@google.com>
1787 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1788 (Target_arm::do_finalize_sections): Add parameter for symbol table
1789 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1790 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1791 parameter for symbol table pointer.
1792 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1793 an additional parameter for a pointer to symbol table.
1794 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1795 parameter for a symbol table pointer.
1796 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1797 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1799 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1800 parameter for a symbol table pointer.
1802 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1804 * incremental.cc (Incremental_inputs_header)
1805 (Incremental_inputs_header_write, Incremental_inputs_entry)
1806 (Incremental_inputs_entry_write): Move ...
1807 * incremental.h (Incremental_inputs_header)
1808 (Incremental_inputs_header_write, Incremental_inputs_entry)
1809 (Incremental_inputs_entry_write): here.
1811 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1813 * incremental.cc (make_sized_incremental_binary): Set the target.
1814 Error if it is incompatible.
1815 * output.h (Output_file): Add filename method.
1817 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1819 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1820 from the get_* methods.
1822 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1824 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1825 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1826 Write 0 for the data_offset of scripts.
1828 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1830 * testsuite/Makefile.am: Add the incremental_test.sh test.
1831 * testsuite/incremental_test.sh: New.
1832 * testsuite/incremental_test_1.c: New.
1833 * testsuite/incremental_test_2.c: New.
1835 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1837 * incremental-dump.cc (main): Fix typos.
1839 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1842 * incremental-dump.cc (main): Use llu to print 64 bit values.
1844 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1845 H.J. Lu <hongjiu.lu@intel.com>
1847 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1849 (incremental_dump_LDADD): Likewise.
1850 * Makefile.in: Regenerated.
1852 2009-11-25 Doug Kwan <dougkwan@google.com>
1856 2009-11-25 Doug Kwan <dougkwan@google.com>
1858 * arm.cc (Target_arm::Target_arm): Move method definition
1859 outside of class definition. Add code to handle
1860 --target1-rel, --target1-abs and --target2= options.
1861 (Target_arm::get_reloc_reloc_type): Change method to be
1862 non-static and const.
1863 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1864 New data member declaration.
1865 (Target_arm::Scan::local, Target_arm::Scan::global,
1866 Target_arm::Relocate::relocate,
1867 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1868 Adjust call to Target_arm::get_real_reloc_type.
1869 (Target_arm::get_real_reloc_type): Use command line options
1870 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1871 * options.h (--target1-rel, --target1-abs, --target2): New
1874 2009-11-25 Doug Kwan <dougkwan@google.com>
1876 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1877 class definition. Add code to handle --target1-rel, --target1-abs
1878 and --target2= options.
1879 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1881 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1883 (Target_arm::Scan::local, Target_arm::Scan::global,
1884 Target_arm::Relocate::relocate,
1885 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1886 call to Target_arm::get_real_reloc_type.
1887 (Target_arm::get_real_reloc_type): Use command line options to
1888 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1889 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1892 2009-11-25 Doug Kwan <dougkwan@google.com>
1894 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1895 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1896 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1898 (Arm_relocate_functions::thm_call): Replace body with a call to
1899 Arm_relocate_functions::thumb_branch_common.
1900 (Arm_relocate_functions::thm_jump24,
1901 Arm_relocate_functions::thm_xpc22): New method definitions.
1902 (Arm_relocate_functions::thumb_branch_common): New method definition.
1903 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1905 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1906 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1908 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1910 * Makefile.am: Build incremental-dump
1911 * Makefile.in: Regenerate.
1912 * incremental-dump.cc: New.
1913 * incremental.cc (Incremental_inputs_header_data,
1914 Incremental_inputs_entry_data): Move to incremental.h
1915 * incremental.h: (Incremental_inputs_header_data,
1916 Incremental_inputs_entry_data): Move from incremental.cc
1918 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1920 * incremental.cc (Incremental_inputs_header,
1921 Incremental_inputs_header_write, Incremental_inputs_entry,
1922 Incremental_inputs_entry_write): Add a typedef with the data type.
1924 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1926 * incremental.cc (Incremental_inputs_header,
1927 Incremental_inputs_header_write, Incremental_inputs_entry,
1928 Incremental_inputs_entry_write): Update comment about which
1929 type has the filed descriptions.
1931 2009-11-15 Doug Kwan <dougkwan@google.com>
1933 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1934 (Arm_relocate_functions::arm_branch_common): Change method defintion
1935 in class definition to a method declaration and update list of formal
1937 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1938 Arm_relocation_functions::jump24): Adjust call to
1939 Arm_relocate_functions::arm_branch_common. Update list of formal
1941 (Arm_relocate_functions::xpc25): New method definition.
1942 (Arm_relocate_functions::arm_branch_common): Move method defintion
1943 out from class definition. Use stubs for mode-switching and extending
1945 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1946 specially. Change code to enable use of stubs in ARM branches.
1948 2009-11-10 Doug Kwan <dougkwan@google.com>
1950 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1951 in method declaration.
1952 (Target_arm::relocate_stub): New method declaration.
1953 (Target_arm::default_target): Change to return a pointer instead of
1955 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1956 Target_arm::default_target.
1957 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1959 (Target_arm::relocate_section): Adjust view.
1960 (Target_arm::relocate_stub): New method definition.
1962 2009-11-10 Doug Kwan <dougkwan@google.com>
1964 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1966 * incremental.cc (open_incremental_binary): Initialized local
1967 variables to avoid warnings.
1968 * object.cc (make_elf_object): Ditto.
1969 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1972 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1975 * testsuite/plugin_test.c: Include "config.h".
1977 2009-11-09 Doug Kwan <dougkwan@google.com>
1979 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1980 (arm_symbol_value): Remove.
1981 (Arm_relocate_functions::arm_branch_common,
1982 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1983 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1984 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1985 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1986 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1987 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1988 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1989 Arm_relocate_functions::thm_mobw_abs_nc,
1990 Arm_relocate_functions::thm_mov_abs,
1991 Arm_relocate_functions::movw_prel_nc,
1992 Arm_relocate_functions::thm_movt_abs,
1993 Arm_relocate_functions::movt_prel,
1994 Arm_relocate_functions::thm_movw_prel_nc,
1995 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1996 (Target_arm::Relocate::relocate): Only decompose address into two
1997 parts if relocation type uses the thumb-bit and pass the actual
1998 bit instead of a flag indicating that the thumb-bit is used. Adjust
1999 calls to methods in Arm_relocate_functions for this change.
2001 2009-11-08 Ian Lance Taylor <iant@google.com>
2004 * reloc.cc: Instantiate
2005 Sized_relobj::initialize_input_to_output_maps and
2006 Sized_relobj:free_input_to_output_maps.
2008 2009-11-06 Ian Lance Taylor <iant@google.com>
2011 * defstd.cc (in_segment): Set only_if_ref true for "end".
2013 2009-11-06 Doug Kwan <dougkwan@google.com>
2015 * arm.cc (class Reloc_stub): Correct a comment.
2016 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2017 (Target_arm::scan_section_for_stubs): New method declaration.
2018 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2019 Change methods from private to protected.
2020 (Target_arm::do_may_relax): New method definition.
2021 (Target_arm::do_relax, Target_arm::group_sections,
2022 Target_arm::scan_reloc_for_stub,
2023 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2024 (Target_arm::arm_input_section_map_): New data member declaration.
2025 (Target_arm::scan_reloc_for_stub,
2026 Target_arm::scan_reloc_section_for_stubs,
2027 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2028 Target_arm::do_relax): New method definitions.
2030 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2032 * configure.ac: Check for (struct stat)::st_mtim
2033 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2034 * config.in: Regenerate.
2035 * configure: Regenerate.
2037 2009-11-05 Ian Lance Taylor <iant@google.com>
2040 * output.cc (Output_segment::add_output_section): Add missing
2043 2009-11-04 Ian Lance Taylor <iant@google.com>
2046 * object.h (class Object): Add is_needed and set_is_needed
2047 methods. Add is_needed_ field. Make bool fields into bitfields.
2048 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2049 defined in a dynamic object and referenced by a regular object,
2050 set is_needed for the dynamic object.
2051 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2052 if the file is marked with as_needed and it is not needed.
2054 2009-11-04 Ian Lance Taylor <iant@google.com>
2057 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2058 tags if data is discarded by linker script.
2059 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2060 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2061 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2062 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2064 2009-11-04 Ian Lance Taylor <iant@google.com>
2066 * layout.cc (Layout::get_output_section): Add is_interp and
2067 is_dynamic_linker_section parameters. Change all callers.
2068 (Layout::choose_output_section): Likewise.
2069 (Layout::make_output_section): Likewise.
2070 (Layout::add_output_section_data): Add is_dynamic_linker_section
2071 parameter. Change all callers.
2072 * layout.h (class Layout): Update declarations.
2073 * output.h (class Output_section): Add is_interp, set_is_interp,
2074 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2075 Add is_interp_, is_dynamic_linker_section_ fields. Change
2076 generate_code_fills_at_write_ to a bitfield.
2077 * output.cc (Output_section::Output_sections): Initialize new
2079 (Output_segment::add_output_section): Add do_sort parameter.
2082 2009-11-03 Ian Lance Taylor <iant@google.com>
2085 * options.h (class General_options): Add --warn-common.
2086 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2087 merging two common symbols.
2088 (Symbol_table::should_override): Handle --warn-common when merging
2089 a common symbol with a defined symbol. Use report_resolve_problem
2090 for multiple definitions.
2091 (Symbol_table::report_resolve_problem): New function.
2092 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2094 2009-11-03 Doug Kwan <dougkwan@google.com>
2096 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2098 (Target_arm::stub_factory): New method definition.
2099 (Target_arm::new_arm_input_section,
2100 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2101 Target_arm::reloc_uses_thumb_bit): New method declarations.
2102 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2103 New type definitions.
2104 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2105 member declarations.
2106 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2107 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2108 New method definitions.
2110 2009-11-03 Ian Lance Taylor <iant@google.com>
2112 * options.h (class General_options): Add --warn_constructors.
2114 2009-11-03 Ian Lance Taylor <iant@google.com>
2117 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2118 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2120 2009-11-03 Ian Lance Taylor <iant@google.com>
2123 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2124 --msgid-bugs-address.
2125 (install-pdf): New target.
2126 (install-data_yes): Look up one directory to find mkinstalldirs.
2128 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2130 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2133 2009-10-30 Doug Kwan <dougkwan@google.com>
2135 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2137 2009-10-30 Doug Kwan <dougkwan@google.com>
2139 * arm.cc (Stub_addend_reader): New struct template definition
2140 and partial specializations.
2141 (Stub_addend_reader::operator()): New method definition for a
2142 partially specialized template.
2144 2009-10-30 Doug Kwan <dougkwan@google.com>
2146 * arm.cc (Arm_relobj::processor_specific_flags): New method
2148 (Arm_relobj::do_read_symbols): New method declaration.
2149 (Arm_relobj::processor_specific_flags_): New data member declaration.
2150 (Arm_dynobj): New class definition.
2151 (Target_arm::do_finalize_sections): Add input_objects parameter.
2152 (Target_arm::do_adjust_elf_header): New method declaration.
2153 (Target_arm::are_eabi_versions_compatible,
2154 (Target_arm::merge_processor_specific_flags): New method declaration.
2155 (Target_arm::do_make_elf_object): New overloaded method definitions
2157 (Arm_relobj::do_read_symbols): New method definition.
2158 (Arm_dynobj::do_read_symbols): Ditto.
2159 (Target_arm::do_finalize_sections): Add input_objects parameters.
2160 Merge processor-specific flags from all input objects.
2161 (Target_arm::are_eabi_versions_compatible,
2162 Target_arm::merge_processor_specific_flags,
2163 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2164 New method definitions.
2165 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2166 Input_objects pointer type parameter.
2167 * layout.cc (Layout::finalize): Pass input objects to target's.
2168 finalize_sections function.
2169 * output.cc (Output_file_header::do_sized_write): Set ELF file
2170 header's processor-specific flags.
2171 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2172 Input_objects pointer type parameter.
2173 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2174 * target.h (Input_objects): New forward class declaration.
2175 (Target::processor_specific_flags,
2176 Target::are_processor_specific_flags_sect): New method definitions.
2177 (Target::finalize_sections): Add input_objects parameter.
2178 (Target::Target): Initialize processor_specific_flags_ and
2179 are_processor_specific_flags_set_.
2180 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2182 (Target::set_processor_specific_flags): New method definition.
2183 (Target::processor_specific_flags_,
2184 Target::are_processor_specific_flags_set_): New data member
2186 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2187 Input_objects pointer type parameter.
2189 2009-10-30 Doug Kwan <dougkwan@google.com>
2191 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2193 2009-10-28 Ian Lance Taylor <iant@google.com>
2195 * object.h (class Relobj): Drop options parameter from
2196 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2197 do_scan_relocs, do_relocate. Change all callers.
2198 (class Sized_relobj): Drop options parameters from
2199 do_gc_process_relocs, do_scan_relocs, do_relocate,
2200 do_relocate_sections, relocate_sections, emit_relocs_scan,
2201 emit_relocs_scan_reltype. Change all callers.
2202 (struct Relocate_info): Remove options field and all references to
2204 * reloc.h (class Read_relocs): Remove options constructor
2205 parameter and options_ field. Change all callers.
2206 (class Gc_process_relocs, class Scan_relocs): Likewise.
2207 (class Relocate_task): Likewise.
2208 * target-reloc.h (scan_relocs): Remove options parameter. Change
2210 (scan_relocatable_relocs): Likewise.
2211 * target.h (class Sized_target): Remove options parameter from
2212 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2214 * gc.h (gc_process_relocs): Remove options parameter. Change all
2216 * arm.cc: Update functions to remove options parameters.
2217 * i386.cc: Likewise.
2218 * powerpc.cc: Likewise.
2219 * sparc.cc: Likewise.
2220 * x86_64.cc: Likewise.
2221 * testsuite/testfile.cc: Likewise.
2223 2009-10-28 Doug Kwan <dougkwan@google.com>
2225 * arm.cc (Arm_relobj): New class definition.
2226 (Arm_relobj::scan_sections_for_stubs,
2227 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2228 New method definitions.
2230 2009-10-28 Cary Coutant <ccoutant@google.com>
2232 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2233 (Plugin::cleanup_done_): New member.
2234 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2235 (Plugin_manager::cleanup_done_): Remove.
2236 (Plugin_manager::add_input_file): Edit error message.
2237 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2238 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2240 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2242 * fileread.cc: (File_read::View::~View): Use the new
2243 data_ownership_ filed.
2244 (File_read::~File_read): Dispose the new whole_file_view_.
2245 (File_read::open): Mmap the whole file if needed.
2246 (File_read::open): Use whole_file_view_ instead of contents_.
2247 (File_read::find_view): Use whole_file_view_ if applicable.
2248 (File_read::do_read): Use whole_file_view_ instead of contents_.
2249 (File_read::make_view): Use whole_file_view_ instead of contents_,
2250 update File_read::View::View call.
2251 (File_read::find_or_make_view): Update File_read::View::View
2253 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2255 (File_read::View::Data_ownership): New enum.
2256 (File_read::View::View): Replace bool mapped_ with Data_ownership
2258 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2259 (File_read::View::data_ownership_): New field.
2260 (File_read::contents_): Remove (replaced by whole_file_view_).
2261 (File_read::whole_file_view_): New field.
2262 * options.h (class General_options): Add --keep-files-mapped.
2264 2009-10-27 Cary Coutant <ccoutant@google.com>
2266 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2267 * testsuite/Makefile.am (plugin_test_5): New test case.
2268 * testsuite/Makefile.in: Regenerate.
2270 2009-10-25 Doug Kwan <dougkwan@google.com>
2272 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2273 from private to protected to allow access by child class.
2274 (Sized_relobj::do_relocate_sections): New method declaration.
2275 (Sized_relobj::relocate_sections): Virtualize.
2276 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2277 Sized_relobj::relocate_sections. Instantiate template explicitly
2278 for different target sizes and endianity.
2280 2009-10-24 Doug Kwan <dougkwan@google.com>
2282 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2283 (Arm_input_section::as_arm_input_section): New method.
2284 (Arm_output_section): New class definition.
2285 (Arm_output_section::create_stub_group,
2286 Arm_output_section::group_sections): New method definitions.
2288 2009-10-22 Doug Kwan <dougkwan@google.com>
2290 * arm.cc (Arm_input_section): New class definition.
2291 (Arm_input_section::init, Arm_input_section:do_write,
2292 Arm_input_section::set_final_data_size,
2293 Arm_input_section::do_reset_address_and_file_offset): New method
2296 2009-10-21 Doug Kwan <dougkwan@google.com>
2298 * arm.cc (Stub_table, Arm_input_section): New forward class
2300 (Stub_table): New class defintion.
2301 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2302 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2303 New method definition.
2305 2009-10-21 Doug Kwan <dougkwan@google.com>
2307 * arm.cc: Update copyright comments.
2308 (Target_arm): New forward class template declaration.
2309 (Arm_address): New type.
2310 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2311 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2312 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2314 (Insn_template): Same.
2315 (DEF_STUBS): New macro.
2316 (Stub_type): New enum type.
2317 (Stub_template): New class definition.
2320 (Stub_factory): Same.
2321 (Target_arm::Target_arm): Initialize may_use_blx_ and
2322 should_force_pic_veneer_.
2323 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2324 Target_arm::should_force_pic_veneer,
2325 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2326 Target_arm::using_thumb_only, Target_arm:;default_target): New
2328 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2329 New data member declarations.
2330 (Insn_template::size, Insn_template::alignment): New method defintions.
2331 (Stub_template::Stub_template): New method definition.
2332 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2333 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2334 (Stub_factory::Stub_factory): New method definition.
2335 * gold.h (string_hash): New template.
2336 * output.h (Input_section_specifier::hash_value): Use
2338 (Input_section_specifier::string_hash): Remove.
2339 * stringpool.cc (Stringpool_template::string_hash): Use
2342 2009-10-20 Doug Kwan <dougkwan@google.com>
2344 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2345 symbols of relaxed input sections.
2346 * output.h (Output_section::find_relaxed_input_section): Make
2349 2009-10-16 Doug Kwan <dougkwan@google.com>
2351 * dynobj.cc (Versions::Versions): Initialize version_script_.
2352 Only insert base version symbol definition for a shared object
2353 if version script defines any version versions.
2354 (Versions::define_base_version): New method definition.
2355 (Versions::add_def): Check that base version is not needed.
2356 (Versions::add_need): Define base version lazily.
2357 * dynobj.h (Versions::define_base_version): New method declaration.
2358 (Versions::needs_base_version_): New data member declaration.
2359 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2360 (check_DATA): Add no_version_test.stdout.
2361 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2363 * testsuite/Makefile.in: Regenerate.
2364 * testsuite/no_version_test.c: New file.
2365 * testsuite/no_version_test.sh: Ditto.
2367 2009-10-16 Doug Kwan <dougkwan@google.com>
2369 * expression.cc (class Segment_start_expression): New class definition.
2370 (Segment_start_expression::value): New method definition.
2371 (script_exp_function_segment_start): Return a new
2372 Segment_start_expression.
2373 * gold/script-c.h (script_saw_segment_start_expression): New function
2375 * script-sections.cc (Script_sections::Script_sections): Initialize
2376 SAW_SEGMENT_START_EXPRESSION_ to false.
2377 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2378 and -Tbbs options to specify section addresses if given in
2379 command line and no SEGMENT_START expression is seen in a script.
2380 * script-sections.h (Script_sections::saw_segment_start_expression,
2381 Script_sections::set_saw_segment_start_expression): New method
2383 (Script_sections::saw_segment_start_expression_): New data member
2385 * script.cc (script_saw_segment_start_expression): New function.
2386 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2387 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2388 script_test_7.sh and script_test_8.sh.
2389 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2390 script_test_8.stdout.
2391 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2392 (script_test_6, script_test_6.stdout, script_test_7,
2393 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2394 * Makefile.in: Regenerate.
2395 * testsuite/script_test_6.sh: New file.
2396 * testsuite/script_test_6.t: Same.
2397 * testsuite/script_test_7.sh: Same.
2398 * testsuite/script_test_7.t: Same.
2399 * testsuite/script_test_8.sh: Same.
2401 2009-10-16 Doug Kwan <dougkwan@google.com>
2403 * output.cc (Output_segment::set_section_list_address): Cast
2404 expressions to unsigned long long type to avoid format warnings.
2406 2009-10-15 Ian Lance Taylor <iant@google.com>
2408 * script.cc (Script_options::add_symbol_assignment): Always add a
2409 dot assignment to script_sections_.
2410 * script-sections.cc (Script_sections::add_dot_assignment):
2411 Initialize if necessary.
2413 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2414 program headers with no load segment if there is a linker script.
2416 * layout.cc (Layout::set_segment_offsets): Align the file offset
2417 to the segment aligment for -N or -n with no load segment.
2418 * output.cc (Output_segment::add_output_section): Don't crash if
2419 the first section is a TLS section.
2420 (Output_segment::set_section_list_addresses): Print an error
2421 message if the address moves backward in a linker script.
2422 * script-sections.cc
2423 (Output_section_element_input::set_section_addresses): Don't
2424 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2425 (Orphan_output_section::set_section_addresses): Likewise.
2427 2009-10-15 Doug Kwan <dougkwan@google.com>
2429 * layout.cc (Layout::finish_dynamic_section): Generate tags
2430 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2431 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2432 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2434 2009-10-14 Ian Lance Taylor <iant@google.com>
2436 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2438 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2439 data_shdr fields of relinfo.
2440 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2441 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2442 R_386_TLS_LDO_32, adjust based on section flags.
2443 (Target_i386::Relocate::fix_up_ldo): Remove.
2445 2009-10-13 Ian Lance Taylor <iant@google.com>
2447 Add support for -pie.
2448 * options.h (class General_options): Add -pie and
2450 (General_options::output_is_position_independent): Test -pie.
2451 (General_options::output_is_executable): Return true if not shared
2452 and not relocatable.
2453 (General_options::output_is_pie): Remove.
2454 * options.cc (General_options::finalize): Reject incompatible uses
2456 * gold.cc (queue_middle_tasks): A -pie link is not static.
2457 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2458 * symtab.cc (Symbol::final_value_is_known): Return false if
2459 output_is_position_independent.
2460 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2461 output_is_position_independent.
2462 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2463 output_is_position_independent.
2464 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2465 output_is_position_independent.
2466 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2468 (basic_pie_test.o, basic_pie_test): New targets.
2469 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2470 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2471 (two_file_pie_test): New target.
2472 * testsuite/Makefile.in: Rebuild.
2473 * README: Remove note saying that -pie is not supported.
2475 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2477 * options.h (class General_options): Add -init and -fini.
2478 * layout.cc (Layout::finish_dynamic_section): Emit
2479 given init and fini functions.
2481 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2483 * gc.h (gc_process_relocs): Check if icf is enabled using new
2485 * gold.cc (queue_initial_tasks): Likewise.
2486 (queue_middle_tasks): Likewise.
2487 * object.cc (do_layout): Likewise.
2488 * symtab.cc (is_section_folded): Likewise.
2489 * main.cc (main): Likewise.
2490 * reloc.cc (Read_relocs::run): Likewise.
2491 (Sized_relobj::do_scan_relocs): Likewise.
2492 * icf.cc (is_function_ctor_or_dtor): New function.
2493 (Icf::find_identical_sections): Check if function is ctor or dtor when
2495 * options.h (General_options::icf): Change option to be an enum.
2496 (Icf_status): New enum.
2497 (icf_enabled): New method.
2498 (icf_safe_folding): New method.
2499 (set_icf_status): New method.
2500 (icf_status_): New variable.
2501 * (options.cc) (General_options::finalize): Set icf_status_.
2502 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2503 icf_test and icf_keep_unique_test to use the --icf enum flag.
2504 * testsuite/icf_safe_test.sh: New file.
2505 * testsuite/icf_safe_test.cc: New file.
2507 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2509 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2510 includes to gc.h and icf.h.
2511 * arm.cc: Include gc.h.
2512 * gold.cc: Likewise.
2513 * i386.cc: Likewise.
2514 * powerpc.cc: Likewise.
2515 * sparc.cc: Likewise.
2516 * x86_64.cc: Likewise.
2517 * gc.h: Include icf.h.
2519 2009-10-11 Ian Lance Taylor <iant@google.com>
2521 * plugin.cc: Include "gold.h" before other header files.
2523 2009-10-10 Chris Demetriou <cgd@google.com>
2525 * options.h (Input_file_argument::Input_file_type): New enum.
2526 (Input_file_argument::is_lib_): Replace with...
2527 (Input_file_argument::type_): New member.
2528 (Input_file_argument::Input_file_argument): Take Input_file_type
2529 'type' rather than boolean 'is_lib' as second argument.
2530 (Input_file_argument::is_lib): Use type_.
2531 (Input_file_argument::is_searched_file): New function.
2532 (Input_file_argument::may_need_search): Handle is_searched_file.
2533 * options.cc (General_options::parse_library): Support -l:filename.
2534 (General_options::parse_just_symbols): Update for Input_file_argument
2536 (Command_line::process): Likewise.
2537 * archive.cc (Archive::get_file_and_offset): Likewise.
2538 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2539 * script.cc (read_script_file, script_add_file): Likewise.
2540 * fileread.cc (Input_file::Input_file): Likewise.
2541 (Input_file::will_search_for): Handle is_searched_file.
2542 (Input_file::open): Likewise.
2543 * readsyms.cc (Read_symbols::get_name): Likewise.
2544 * testsuite/Makefile.am (searched_file_test): New test.
2545 * testsuite/Makefile.in: Regenerate.
2546 * testsuite/searched_file_test.cc: New file.
2547 * testsuite/searched_file_test_lib.cc: New file.
2549 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2550 Ian Lance Taylor <iant@google.com>
2552 * descriptor.cc: Include <cstdio> and "binary-io.h".
2553 (Descriptors::open): Open the files in binary mode always.
2554 * script.cc (Lex::get_token): Treat \r as whitespace.
2556 2009-10-09 Ian Lance Taylor <iant@google.com>
2558 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2560 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2561 Ian Lance Taylor <iant@google.com>
2563 * configure.ac: Check for readv function also.
2564 * fileread.cc (readv): Define if not HAVE_READV.
2565 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2567 * config.in: Regenerate.
2568 * configure: Regenerate.
2570 2009-10-09 Doug Kwan <dougkwan@google.com>
2572 * layout.cc (Layout::make_output_section): Call target hook to make
2573 ordinary output section.
2574 (Layout::finalize): Adjust parameter list of call the
2575 Target::may_relax().
2576 * layout.h (class Layout::section_list): New method.
2577 * merge.h (Output_merge_base::entsize): Change visibility to public.
2578 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2580 (Output_merge_string::do_is_string): New method.
2581 * object.cc (Sized_relobj::do_setup): renamed from
2582 Sized_relobj::set_up.
2583 * object.h (Sized_relobj::adjust_shndx,
2584 Sized_relobj::initializ_input_to_output_maps,
2585 Sized_relobj::free_input_to_output_maps): Change visibilities to
2587 (Sized_relobj::setup): Virtualize.
2588 (Sized_relobj::do_setup): New method declaration.
2589 (Sized_relobj::invalidate_section_offset,
2590 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2591 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2592 * options.cc (parse_int): New function.
2593 * options.h (parse_int): New declaration.
2594 (DEFINE_int): New macro.
2595 (stub_group_size): New option.
2596 * output.cc (Output_section::Output_section): Initialize memebers
2597 merge_section_map_, merge_section_by_properties_map_,
2598 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2599 (Output_section::add_input_section): Handled deferred code-fill
2600 generation and remove an old comment.
2601 (Output_section::add_relaxed_input_section): New method definition.
2602 (Output_section::add_merge_input_section): Use merge section by
2603 properties map to speed to search. Update merge section maps
2605 (Output_section::build_relaxation_map): New method definition.
2606 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2608 (Output_section::relax_input_section): Renamed to
2609 Output_section::convert_input_sections_to_relaxed_sections and change
2610 interface to take a vector of pointers to relaxed sections.
2611 (Output_section::find_merge_section,
2612 Output_section::find_relaxed_input_section): New method definitions.
2613 (Output_section::is_input_address_mapped,
2614 Output_section::output_offset, Output_section::output_address):
2615 Use output section data maps to speed up searching.
2616 (Output_section::find_starting_output_address): Add comments.
2617 (Output_section::do_write,
2618 Output_section::write_to_postprocessing_buffer): Do code-fill
2619 generation as appropriate.
2620 (Output_section::get_input_sections): Invalidate relaxed input section
2622 (Output_section::restore_states): Adjust type of checkpoint .
2623 Invalidate relaxed input section map.
2624 * output.h (Output_merge_base): New class declaration.
2625 (Input_section_specifier): New class defintion.
2626 (class Output_relaxed_input_section) Change base class to
2627 Output_section_data_build.
2628 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2629 base class initializer.
2630 (Output_section::add_relaxed_input_section): New method declaration.
2631 (Output_section::Input_section): Change visibility to protected.
2632 (Output_section::Input_section::relobj,
2633 Output_section::Input_section::shndx): Handle relaxed input sections.
2634 Output_section::input_sections) Change visibility to protected. Also
2635 define overload to return a non-const pointer.
2636 (Output_section::Merge_section_properties): New class defintion.
2637 (Output_section::Merge_section_by_properties_map,
2638 Output_section::Output_section_data_by_input_section_map,
2639 Output_section::Relaxation_map): New types.
2640 (Output_section::relax_input_section): Rename method to
2641 Output_section::convert_input_sections_to_relaxed_sections and change
2642 interface to take a vector of relaxed section pointers.
2643 (Output_section::find_merge_section,
2644 Output_section::find_relaxed_input_section,
2645 Output_section::build_relaxation_map,
2646 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2647 New method declarations.
2648 (Output_section::merge_section_map_
2649 Output_section::merge_section_by_properties_map_,
2650 Output_section::relaxed_input_section_map_,
2651 Output_section::is_relaxed_input_section_map_valid_,
2652 Output_section::generate_code_fills_at_write_): New data members.
2653 * script-sections.cc
2654 (Output_section_element_input::set_section_addresses): Call
2655 current_data_size and addralign methods of relaxed input sections.
2656 (Orphan_output_section::set_section_addresses): Call current_data_size
2657 and addralign methods of relaxed input sections.
2658 * symtab.cc (Symbol_table::compute_final_value): Extract template
2659 from the body of Symbol_table::sized_finalize_symbol.
2660 (Symbol_table::sized_finalized_symbol): Call
2661 Symbol_table::compute_final_value.
2662 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2663 (Symbol_table::compute_final_value): New templated method declaration.
2664 * target.cc (Target::do_make_output_section): New method defintion.
2665 * target.h (Target::make_output_section): New method declaration.
2666 (Target::relax): Add more parameters for input objects, symbol table
2667 and layout. Adjust call to do_relax.
2668 (Target::do_make_output_section): New method declaration.
2669 (Target::do_relax): Add parameters for input objects, symbol table
2672 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2674 * pread.c: Include stdio.h.
2676 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2678 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2681 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2683 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2684 Change read_shndx type to unsigned int.
2685 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2687 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2688 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2689 Change read_shndx type to unsigned int.
2690 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2692 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2693 * layout.cc (Layout::create_symtab_sections): Cast the result of
2694 local_symcount * symsize to off_t in the gold_assert.
2696 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2698 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2699 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2701 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2702 (Arm_relocate_functions::thm_abs5): New function.
2703 (Arm_relocate_functions::abs12): New function.
2704 (Arm_relocate_functions::abs16): New function.
2705 (Arm_relocate_functions::base_abs): New function.
2706 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2707 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2708 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2710 (Scan::global): Likewise.
2711 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2712 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2713 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2714 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2717 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2719 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2720 (Arm_relocate_functions::movt_prel): New function.
2721 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2722 (Arm_relocate_functions::thm_movt_prel): New function.
2723 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2724 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2725 (Scan::global, Relocate::relocate): Likewise.
2726 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2728 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2730 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2731 Incremental_checker.
2732 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2734 (class Incremental_inputs_header): New class.
2735 (Incremental_inputs_header_writer): Edit comment.
2736 (Incremental_inputs_entry): New class.
2737 (Incremental_inputs_entry_writer): Edit comment.
2738 (Sized_incremental_binary::do_find_incremental_inputs_section):
2739 Add *strtab_shndx parameter, fill it.
2740 (Sized_incremental_binary::do_check_inputs): New method.
2741 (Incremental_checker::can_incrementally_link_output_file): Use
2742 Sized_incremental_binary::check_inputs.
2743 (Incremental_inputs::report_command_line): Save command line in
2746 (Incremental_binary::find_incremental_inputs_section): New
2748 (Incremental_binary::do_find_incremental_inputs_section): Add
2749 strtab_shndx parameter.
2750 (Incremental_binary::do_check_inputs): New pure virtual method.
2751 (Sized_incremental_binary::do_check_inputs): Declare.
2752 (Incremental_checker::Incremental_checker): Add incremental_inputs
2753 parameter, use it to initialize incremental_inputs_.
2754 (Incremental_checker::incremental_inputs_): New field.
2755 (Incremental_checker::command_line): New method.
2756 (Incremental_checker::inputs): New method.
2757 (Incremental_checker::command_line_): New field.
2759 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2761 * incremental.cc: Include <cstdarg> and "target-select.h".
2762 (vexplain_no_incremental): New function.
2763 (explain_no_incremental): New function.
2764 (Incremental_binary::error): New method.
2765 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2767 (make_sized_incremental_binary): New function.
2768 (open_incremental_binary): New function.
2769 (can_incrementally_link_file): Add checks if output is ELF and has
2771 * incremental.h: Include "elfcpp_file.h" and "output.h".
2772 (Incremental_binary): New class.
2773 (Sized_incremental_binary): New class.
2774 (open_incremental_binary): Declare.
2775 * object.cc (is_elf_object): Use
2776 elfcpp::Elf_recognizer::is_elf_file.
2777 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2778 * output.h (Output_file::filesize): New method.
2780 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2782 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2784 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2785 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2787 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2789 (Arm_relocate_functions::movw_abs_nc): New function.
2790 (Arm_relocate_functions::movt_abs): New function.
2791 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2792 (Arm_relocate_functions::thm_movt_abs): New function.
2793 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2794 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2795 (Scan::global): Likewise.
2796 (Relocate::relocate): Likewise.
2797 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2799 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2801 * arm.cc (Arm_relocate_functions::got_prel) New function.
2802 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2803 (Relocate::relocate): Likewise.
2804 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2806 2009-10-06 Ian Lance Taylor <iant@google.com>
2808 * options.h (class General_options): Define
2809 split_stack_adjust_size parameter.
2810 * object.h (class Object): Add uses_split_stack_ and
2811 has_no_split_stack_ fields. Add uses_split_stack and
2812 has_no_split_stack accessor functions. Declare
2813 handle_split_stack_section.
2814 (class Reloc_symbol_changes): Define.
2815 (class Sized_relobj): Define Function_offsets. Declare
2816 split_stack_adjust, split_stack_adjust_reltype, and
2818 * object.cc (Object::handle_split_stack_section): New function.
2819 (Sized_relobj::do_layout): Call handle_split_stack_section.
2820 * dynobj.cc (Sized_dynobj::do_layout): Call
2821 handle_split_stack_section.
2822 * reloc.cc (Sized_relobj::relocate_sections): Call
2823 split_stack_adjust for executable sections in split_stack
2824 objects. Pass reloc_map to relocate_section.
2825 (Sized_relobj::split_stack_adjust): New function.
2826 (Sized_relobj::split_stack_adjust_reltype): New function.
2827 (Sized_relobj::find_functions): New function.
2828 * target-reloc.h: Include "object.h".
2829 (relocate_section): Add reloc_symbol_changes parameter. Change
2831 * target.h (class Target): Add calls_non_split method. Declare
2832 do_calls_non_split virtual method. Declare match_view and
2834 * target.cc: Include "elfcpp.h".
2835 (Target::do_calls_non_split): New function.
2836 (Target::match_view): New function.
2837 (Target::set_view_to_nop): New function.
2838 * gold.cc (queue_middle_tasks): Give an error if mixing
2839 split-stack and non-split-stack objects with -r.
2840 * i386.cc (Target_i386::relocate_section): Add
2841 reloc_symbol_changes parameter.
2842 (Target_i386::do_calls_non_split): New function.
2843 * x86_64.cc (Target_x86_64::relocate_section): Add
2844 reloc_symbol_changes parameter.
2845 (Target_x86_64::do_calls_non_split): New function.
2846 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2848 * powerpc.cc (Target_powerpc::relocate_section): Add
2849 reloc_symbol_changes parameter.
2850 * sparc.cc (Target_sparc::relocate_section): Add
2851 reloc_symbol_changes parameter.
2852 * configure.ac: Call AM_CONDITIONAL for the default target.
2853 * configure: Rebuild.
2854 * testsuite/Makefile.am (TEST_AS): New variable.
2855 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2856 (check_DATA): Add split_i386 and split_x86_64 files.
2857 (SPLIT_DEFSYMS): Define.
2858 (split_i386_[1234n].o): New targets.
2859 (split_i386_[124]): New targets.
2860 (split_i386_[1234r].stdout): New targets.
2861 (split_x86_64_[1234n].o): New targets.
2862 (split_x86_64_[124]): New targets.
2863 (split_x86_64_[1234r].stdout): New targets.
2864 (MOSTLYCLEANFILES): Add new executables.
2865 * testsuite/split_i386.sh: New file.
2866 * testsuite/split_x86_64.sh: New file.
2867 * testsuite/split_i386_1.s: New file.
2868 * testsuite/split_i386_2.s: New file.
2869 * testsuite/split_i386_3.s: New file.
2870 * testsuite/split_i386_4.s: New file.
2871 * testsuite/split_i386_n.s: New file.
2872 * testsuite/split_x86_64_1.s: New file.
2873 * testsuite/split_x86_64_2.s: New file.
2874 * testsuite/split_x86_64_3.s: New file.
2875 * testsuite/split_x86_64_4.s: New file.
2876 * testsuite/split_x86_64_n.s: New file.
2877 * testsuite/testfile.cc (Target_test): Update relocation_section
2879 * testsuite/Makefile.in: Rebuild.
2881 2009-10-06 Ian Lance Taylor <iant@google.com>
2883 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2884 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2885 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2886 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2887 the address on ldo_addrs_.
2888 (Target_i386::Relocate::fix_up_ldo): New function.
2890 2009-10-06 Rafael Espindola <espindola@google.com>
2892 * plugin.cc (add_input_library): New.
2893 (Plugin::load): Add add_input_library to tv.
2894 (Plugin_manager::add_input_file): Add the is_lib argument.
2895 (add_input_file): Update call to Plugin_manager::add_input_file.
2896 (add_input_library): New.
2897 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2899 2009-09-30 Doug Kwan <dougkwan@google.com>
2901 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2902 symbol and call Symbol::may_need_copy_reloc to determine if
2903 a copy reloc is needed.
2904 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2905 nocopyreloc is given in command line.
2906 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2907 given in command line.
2908 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2909 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2910 of the removed Target_i386::may_need_copy_reloc.
2911 * options.h (copyreloc): New option with default value false.
2912 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2913 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2914 instead of the removed Target_powerpc::may_need_copy_reloc.
2915 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2916 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2917 instead of the removed Target_sparc::may_need_copy_reloc.
2918 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2919 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2920 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2921 instead of the removed Target_x86_64::may_need_copy_reloc.
2923 2009-09-30 Ian Lance Taylor <iant@google.com>
2925 * object.h (class Object): Remove target_ field, and target,
2926 sized_target, and set_target methods.
2927 (Object::sized_target): Remove.
2928 (class Sized_relobj): Update declarations. Remove sized_target.
2929 * object.cc (Sized_relobj::setup): Remove target parameter.
2931 (Input_objects::add_object): Don't do anything with the target.
2932 (make_elf_sized_object): Add punconfigured parameter. Change all
2933 callers. Set or test parameter target.
2934 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2936 * parameters.cc (Parameters::set_target): Change parameter type to
2938 (Parameters::default_target): Remove.
2939 (set_parameters_target): Change parameter type to be non-const.
2940 (parameters_force_valid_target): New function.
2941 (parameters_clear_target): New function.
2942 * parameters.h (class Parameters): Update declarations. Remove
2943 default_target method. Add sized_target and clear_target
2944 methods. Change target_ to be non-const.
2945 (set_parameters_target): Update declaration.
2946 (parameters_force_valid_target): Declare.
2947 (parameters_clear_target): Declare.
2948 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2949 as NULL if we aren't searching.
2950 (Add_symbols::run): Don't check for compatible target.
2951 * fileread.cc (Input_file::open_binary): Call
2952 parameters_force_valid_target.
2953 * gold.cc (queue_middle_tasks): Likewise.
2954 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2955 set_target on object.
2956 * dynobj.h (class Sized_dynobj): Update declarations.
2957 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2958 make_elf_object returns NULL.
2959 (Archive::include_member): Don't check whether object target is
2961 * output.cc (Output_section::add_input_section): Get target from
2963 (Output_section::relax_input_section): Likewise.
2964 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2966 (Sized_relobj::do_scan_relocs): Likewise.
2967 (Sized_relobj::relocate_sections): Likewise.
2968 * resolve.cc (Symbol_table::resolve): Likewise.
2969 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2970 parameter. Change all callers.
2971 (Symbol_table::add_from_object): Get target from parameters.
2972 (Symbol_table::add_from_relobj): Don't check object target.
2973 (Symbol_table::add_from_dynobj): Likewise.
2974 (Symbol_table::define_special_symbol): Get target from
2976 * symtab.h (class Symbol_table): Update declaration.
2977 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2978 parameter. Change all callers. Clear parameter target.
2979 (Binary_test): Test target here.
2980 * testsuite/object_unittest.cc (gold_testsuite): Remove
2981 target_test_pointer parameter. Change all callers.
2982 (Object_test): Test target here.
2984 2009-09-26 Ian Lance Taylor <iant@google.com>
2986 * testsuite/initpri1.c: Don't try to use constructor priorities if
2987 compiling with gcc before 4.3.
2989 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2991 * testsuite/retain_symbols_file_test.sh (check_present): Change
2992 output file name to retain_symbols_file_test.stdout.
2993 (check_absent): Likewise.
2995 2009-09-18 Craig Silverstein <csilvers@google.com>
2997 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2998 * options.cc: Include <cerrno> and <fstream>.
2999 (General_options::finalize): Parse -retain-symbols-file tag.
3000 * options.h: New flag.
3001 (General_options): New method should_retain_symbol, new
3002 variable symbols_to_retain.
3003 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3004 should_retain_symbol map.
3005 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3006 * testsuite/Makefile.in: Regenerate.
3007 * testsuite/retain_symbols_file_test.sh: New file.
3009 2009-09-18 Nick Clifton <nickc@redhat.com>
3011 * po/es.po: Updated Spanish translation.
3013 2009-09-17 Doug Kwan <dougkwan@google.com>
3015 * debug.h (DEBUG_RELAXATION): New constant.
3016 (DEBUG_ALL): Add DEBUG_RELAXATION.
3017 (debug_string_to_enum): Add relaxation debug option.
3019 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3020 Layout::Relaxation_debug_check::read_sections,
3021 Layout::Relaxation_debug_check::read_sections): New method definitions.
3022 (Layout::Layout): Initialize data members
3023 record_output_section_data_from_scrips_,
3024 script_output_section_data_list_ and relaxation_debug_check_.
3025 (Layout::save_segments, Layout::restore_segments,
3026 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3027 Layout::relaxation_loop_body): New method definitions.
3028 (Layout::finalize): Support relaxation. Move section layout code to
3029 Layout::relaxation_loop_body.
3030 (Layout::set_asection_address_from_script): Move code for orphan
3031 section placement out.
3032 (Layout::place_orphan_sections_in_script): New method definition.
3033 * layout.h (Output_segment_headers, Output_file_header):
3034 New forward class declarations.
3035 (Layout::~Layout): Define.
3036 (Layout::new_output_section_data_from_script): New method definition.
3037 (Layout::place_orphan_sections_in_script): New method declaration.
3038 (Layout::Segment_states): New type declaration.
3039 (Layout::save_segments, Layout::restore_segments,
3040 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3041 Layout::relaxation_loop_body): New method declarations.
3042 (Layout::Output_section_data_list): New type declaration.
3043 (Layout::Relaxation_debug_check): New class definition.
3044 (Layout::record_output_section_data_from_script_,
3045 Layout::script_output_section_data_list_, Layout::segment_states_,
3046 Layout::relaxation_debug_check_): New data members.
3047 * output.cc: (Output_section_headers::do_size): New method definition.
3048 (Output_section_headers::Output_section_headers): Move size
3049 computation to Output_section_headers::do_size.
3050 (Output_segment_headers::do_size): New method definition.
3051 (Output_file_header::Output_file_header): Move size computation to
3052 Output_file_header::do_size and call it.
3053 (Output_file_header::do_size): New method definition.
3054 (Output_data_group::Output_data_group): Adjust call to
3055 Output_section_data.
3056 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3057 (Output_symtab_xindex::do_write): Add array bound check.
3058 (Output_section::Input_section::print_to_mapfile): Handle
3059 RELAXED_INPUT_SECTION_CODE.
3060 (Output_section::Output_section): Initialize data member checkpoint_.
3061 (Output_section::~Output_section): Delete checkpoint object pointed
3063 (Output_section::add_input_section): Always add an Input_section if
3065 (Output_section::add_merge_input_section): Add assert.
3066 (Output_section::relax_input_section): New method definition.
3067 (Output_section::set_final_data_size): Set load address to zero for
3068 an unallocated section.
3069 (Output_section::do_address_and_file_offset_have_reset_values):
3070 New method definition.
3071 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3072 Handle relaxed input section.
3073 (Output_section::sort_attached_input_sections): Checkpoint input
3074 section list lazily.
3075 (Output_section::get_input_sections): Change type of input_sections to
3076 list of Simple_input_section pointers. Checkpoint input section list
3077 lazily. Also handle relaxed input sections.
3078 (Output_section::add_input_section_for_script): Take a reference to
3079 a Simple_input_section object instead of Relobj pointer and section
3080 index as parameter. Handle relaxed input sections.
3081 (Output_section::save_states, Output_section::restore_states): New
3083 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3084 (Output_data::is_data_size_fixed): New method definition.
3085 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3087 (Output_data::address_and_file_offset_have_reset_values): New method
3089 (Output_data::do_address_and_file_offset_have_reset_values): New method
3091 (Output_data::set_data_size): Check that data size is not fixed.
3092 (Output_data::fix_data_size): New method definition.
3093 (Output_data::is_data_size_fixed_): New data member.
3094 (Output_section_headers::set_final_data_size): New method definition.
3095 (Output_section_headers::do_size): New method declaration.
3096 (Output_segment_headers::set_final_data_size): New method definition.
3097 (Output_segment_headers::do_size): New method declaration.
3098 (Output_file_header::set_final_data_size)::New method definition.
3099 (Output_file_header::do_size)::New method declaration.
3100 (Output_section_data::Output_section_data): Add new parameter
3101 is_data_size_fixed and use it to fix data size.
3102 (Output_data_const::Output_data_const): Adjust call to base class
3103 constructor and fix data size.
3104 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3105 base class constructor and fix data size.
3106 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3107 base class constructor and fix data size.
3108 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3109 class constructor and fix data size.
3110 (Output_data_group::set_final_data_size): New method definition.
3111 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3112 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3113 class constructor and fix data size.
3114 (Output_relaxed_input_section): New class definition.
3115 (Output_section::Simple_input_section): New class definition.
3116 (Output_section::get_input_sections): Adjust parameter list.
3117 (Output_section::add_input_section_for_script): Same.
3118 (Output_section::save_states, Output_section::restore_states,
3119 Output_section::do_address_and_file_offset_have_reset_values,
3120 (Output_section::Input_section::Input_section): Handle
3121 RELAXED_INPUT_SECTION_CODE. Add new overload for
3122 Output_relaxed_input_section.
3123 (Output_section::Input_section::is_input_section,
3124 Output_section::Input_section::set_output_section): Handle relaxed
3126 (Output_section::Input_section::is_relaxed_input_section,
3127 Output_section::Input_section::output_section_data,
3128 Output_section::Input_section::relaxed_input_section): New method
3130 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3132 (Output_section::Input_section::u1_): Update comments.
3133 (Output_section::Input_section::u2_): Add new union member poris.
3134 (Output_section::Checkpoint_output_section): New classs definition.
3135 (Output_section::relax_input_section): New method declaration.
3136 (Output_section::checkpoint_): New data member.
3137 (Output_segment): Update comments.
3138 (Output_segment::Output_segment): Un-privatize copy constructor.
3139 (Output_segment::operator=): Un-privatize.
3140 * script-sections.cc (Output_section_element::Input_section_list):
3141 Change element type to Output_section::Simple_input_section.
3142 (Output_section_element_dot_assignment::set_section_addresses):
3143 Register output section data for relaxation clean up.
3144 (Output_data_exression::Output_data_expression): Adjust call to base
3145 constructor to fix data size.
3146 (Output_section_element_data::set_section_addresses): Register
3147 Output_data_expression object for relaxation clean up.
3148 (struct Input_section_info): Replace Relobj pointer and section index
3149 pair with Output_section::Simple_input_section and Convert struct to a
3151 (Input_section_sorter::operator()): Adjust access to
3152 Input_section_info data member to use accessors.
3153 (Output_section_element_input::set_section_addresses): Use layout
3154 parameter. Adjust code to use Output_section::Simple_input_section
3155 and Input_secction_info classes. Register filler for relaxation
3157 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3158 and section index pair with Output_section::Simple_input_section
3159 class. Adjust code accordingly.
3160 (Phdrs_element::release_segment): New method definition.
3161 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3163 (Script_sections::release_segments): New method definition.
3164 * gold/script-sections.h (Script_sections::release_segments): New
3166 * gold/target.h (Target::may_relax, Target::relax,
3167 Target::do_may_relax, Target::do_relax): New method definitions.
3169 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3171 * arm.cc (has_signed_unsigned_overflow): New function.
3172 (Arm_relocate_functions::abs8): New function.
3173 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3174 (Target_arm::Scan::global): Likewise.
3175 (Target_arm::relocate::relocate): Likewise.
3176 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3179 2009-09-16 Cary Coutant <ccoutant@google.com>
3181 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3182 * testsuite/Makefile.in: Regenerate.
3184 2009-09-11 Nick Clifton <nickc@redhat.com>
3186 * po/gold.pot: Updated by the Translation project.
3188 2009-09-08 Cary Coutant <ccoutant@google.com>
3190 * output.cc (Output_file::open): Add execute permission to empty file.
3191 * testsuite/Makefile.am (permission_test): New test.
3192 * testsuite/Makefile.in: Regenerate.
3194 2009-09-02 Ian Lance Taylor <iant@google.com>
3196 * output.cc (Output_file::resize): Call map_no_anonymous rather
3199 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3201 * gold.cc: Include "incremental.h".
3202 (queue_initial_tasks): Call Incremental_checker methods.
3203 * incremental.cc: Include "output.h".
3204 (Incremental_checker::can_incrementally_link_output_file): New
3206 * incremental.h (Incremental_checker): New class.
3208 * output.cc (Output_file::open_for_modification): New method.
3209 (Output_file::map_anonymous): Changed return type to bool. Record
3211 (Output_file::map_no_anonymous): New method, broken out of map.
3212 (Output_file::map): Use map_no_anonymous and map_anonymous.
3213 * output.h (class Output_file): Update declarations.
3215 2009-08-24 Cary Coutant <ccoutant@google.com>
3217 * options.h (Command_line::Pre_options): New class.
3218 (Command_line::pre_options): New member.
3219 * options.cc (gold::options::ready_to_register): New variable.
3220 (One_option::register_option): Do nothing if not registering options.
3221 Assert if same short option registered twice.
3222 (General_options::General_options): Turn off option registration when
3224 (Command_line::Pre_options::Pre_options): New constructor.
3226 2009-08-24 Cary Coutant <ccoutant@google.com>
3228 * options.h (General_options::no_keep_memory): Remove incorrect
3231 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3233 * Makefile.am (am__skiplex, am__skipyacc): New.
3234 * Makefile.in: Regenerate.
3236 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3238 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3239 (INCLUDES): ... this.
3240 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3241 (AM_CPPFLAGS): Renamed from ...
3242 (INCLUDE): ... this.
3243 * Makefile.in, testsuite/Makefile.in: Regenerate.
3245 * Makefile.in: Regenerate.
3246 * aclocal.m4: Likewise.
3247 * config.in: Likewise.
3248 * configure: Likewise.
3249 * testsuite/Makefile.in: Likewise.
3251 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3252 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3253 * Makefile.in: Regenerate.
3254 * testsuite/Makefile.in: Regenerate.
3256 2009-08-19 Cary Coutant <ccoutant@google.com>
3258 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3259 symbols in shared libraries overridden by hidden or internal symbols
3260 in the main program.
3262 2009-08-19 Chris Demetriou <cgd@google.com>
3264 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3265 checking source file names in error messages.
3267 2009-08-18 Doug Kwan <dougkwan@google.com>
3269 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3270 an elcpp::Ehdr as parameter. Adjust call to set_target.
3271 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3272 an elfcpp::Ehdr as parameter.
3273 * object.cc (Object::set_target): Remove the version that looks up
3274 a target and sets it.
3275 (Sized_relobj::setup): Take a Target object instead of
3276 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3277 (make_elf_sized_object): Find target and ask target to
3279 * object.h: (Object::set_target): Remove the version that looks up
3280 a target and sets it.
3281 (Sized_relobj::setup): Take a Target object instead of
3282 an elfcpp:Ehdr as parameter.
3283 * target.cc: Include dynobj.h.
3284 (Target::do_make_elf_object_implementation): New.
3285 (Target::do_make_elf_object): New.
3286 * target.h (Target::make_elf_object): New template declaration.
3287 (Target::do_make_elf_object): New method declarations.
3288 (Target::do_make_elf_object_implementation): New template declaration.
3290 2009-08-14 Ian Lance Taylor <iant@google.com>
3292 * gold.h (FUNCTION_NAME): Define.
3293 (gold_unreachable): Use FUNCTION_NAME.
3295 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3297 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3298 symbol in the --keep-unique list is not found.
3300 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3302 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3303 been maked as --keep-unique.
3304 (Icf::unfold_section): New function.
3305 * icf.h (Icf::unfold_section): New function.
3306 * options.h (General_options::keep_unique): New option.
3307 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3308 * testsuite/Makefile.in: Regenerate.
3309 * testsuite/icf_keep_unique_test.sh: New file.
3310 * testsuite/icf_keep_unique_test.cc: New file.
3312 2009-08-12 Cary Coutant <ccoutant@google.com>
3315 * resolve.cc (Symbol_table::resolve): Check for references from
3316 dynamic objects to hidden and internal symbols.
3317 * testsuite/Makefile.am (hidden_test.sh): New test.
3318 * testsuite/Makefile.in: Regenerate.
3319 * testsuite/hidden_test.sh: New script.
3320 * testsuite/hidden_test_1.c: New test source.
3321 * testsuite/hidden_test_main.c: New test source.
3323 2009-08-11 Doug Kwan <dougkwan@google.com>
3325 * arm.cc: Update comments.
3326 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3327 segment to locate the .ARM.exidx section if present.
3329 2009-08-09 Doug Kwan <dougkwan@google.com>
3331 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3334 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3335 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3338 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3340 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3341 valid tls_segment only for non-debug-section relocations.
3342 * testsuite/Makefile.am: Add gc_tls_test.
3343 * testsuite/Makefile.in: Regenerate.
3344 * testsuite/gc_tls_test.cc: New file.
3345 * testsuite/gc_tls_test.sh: New file.
3347 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3351 * Makefile.am (CCFILES): Add icf.cc.
3353 * Makefile.in: Regenerate.
3354 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3355 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3356 section, symbol and addend information for the relocs.
3357 * gold.cc (queue_middle_tasks): Call identical code folding.
3358 * gold.h: Add defines for multimap.
3359 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3360 to the call of finalize_local_symbols.
3361 * main.cc (main): Create object of class Icf.
3362 * object.cc (Sized_relobj::do_layout): Allow this function to be
3363 called twice during icf.
3364 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3365 to sections marked as identical by icf.
3366 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3368 (Sized_relobj::do_section_entsize): New function.
3369 * object.h (Object::section_entsize): New function.
3370 (Object::do_section_entsize): New pure virtual function.
3371 (Relobj::finalize_local_symbols): Add new parameter.
3372 (Relobj::do_section_entsize): New function.
3373 * options.h (General_options::icf): New option.
3374 (General_options::icf_iterations): New option.
3375 (General_options::print_icf_sections): New option.
3376 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3377 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3378 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3380 * symtab.cc (Symbol_table::is_section_folded): New function.
3381 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3382 to sections marked as identical by icf.
3383 * symtab.h (Symbol_table::set_icf): New function.
3384 (Symbol_table::icf): New function.
3385 (Symbol_table::is_section_folded): New function.
3386 (Symbol_table::icf_): New data member.
3387 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3388 * testsuite/Makefile.am: Add commands to build icf_test.
3389 * testsuite/Makefile.in: Regenerate.
3390 * testsuite/icf_test.sh: New file.
3391 * testsuite/icf_test.cc: New file.
3393 2009-07-24 Chris Demetriou <cgd@google.com>
3395 * layout.cc (is_compressible_debug_section): Fix incorrect
3396 comment about compressed section names.
3398 2009-07-20 Ian Lance Taylor <ian@airs.com>
3401 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3403 2009-07-16 Ian Lance Taylor <iant@google.com>
3406 * layout.h: #include <map>.
3407 (class Kept_section): Change from struct to class. Add accessors
3408 and setters. Add section size to Comdat_group mapping. Change
3409 Comdat_group to std::map. Add is_comdat_ field. Add
3410 linkonce_size field in union.
3411 (class Layout): Update declaration of find_or_add_kept_section.
3412 Don't declare find_kept_object.
3413 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3414 parameter. Add object, shndx, is_comdat, and is_group_name
3415 parameters. Change all callers. Adjust for new Kept_section.
3416 (Layout::find_kept_object): Remove.
3417 * object.cc (Sized_relobj::include_section_group): Update use of
3418 Kept_section. Rename secnum to shndx. Only record
3419 Kept_comdat_section if sections are the same size.
3420 (Sized_relobj::include_linkonce_section): Update use of
3421 Kept_section. Only record Kept_comdat_section if sections are the
3422 same size. Set size of linkonce section.
3423 (Sized_relobj::map_to_kept_section): Update call to
3424 get_kept_comdat_section.
3425 * object.h (class Sized_relobj): Rename fields in
3426 Kept_comdat_section to drop trailing underscores; change object
3427 field to Relobj*. Change Kept_comdat_section_table to store
3428 struct rather than pointer.
3429 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3430 Add kept_object and kept_shndx parameters. Change all callers.
3431 (Sized_relobj::get_kept_comdat_section): Change return type to
3432 bool. Add kept_object and kept_shndx parameters. Change all
3434 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3435 Layout::find_or_add_kept_section.
3437 2009-07-09 Ian Lance Taylor <iant@google.com>
3439 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3440 Reserve space in the hash table.
3442 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3444 * fileread.cc (File_read::get_mtime): New method.
3445 * fileread.h (Timespec): New structure.
3446 (File_read::get_mtime): New method.
3447 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3448 Renamed from timestamp_nsec.
3449 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3451 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3453 (Incremental_inputs::report_archive): Save mtime; style fix.
3454 (Incremental_inputs::report_obejct): Save mtime; style fix.
3455 (Incremental_inputs::report_script): Save mtime; style fix.
3456 (Incremental_inputs::finalize_inputs): Style fix.
3457 (Incremental_inputs::finalize): Style fix.
3458 (Incremental_inputs::create_input_section_data): Store inputs
3460 * incremental.h (Incremental_inputs::report_script): Add mtime
3462 (Incremental_inputs::Input_info::Input_info): Intialize only one
3464 (Incremental_inputs::Input_info::archive): Move to nameless
3466 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3467 (Incremental_inputs::Input_info::script): Move to nameless union.
3468 (Incremental_inputs::mtime): New field.
3469 * script.cc (read_input_script): Pass file mtime to
3471 * script.h (Script_info::inputs): Style fix.
3473 2009-07-01 Ian Lance Taylor <ian@airs.com>
3475 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3478 2009-06-24 Ian Lance Taylor <iant@google.com>
3481 * layout.cc (Layout::choose_output_section): If we find an
3482 existing section, update the flags.
3483 (Layout::create_notes): New function, broken out of
3485 (Layout::finalize): Don't create note sections.
3486 (Layout::create_note): Don't crash if linker script discards
3488 (Layout::create_gold_note): Likewise.
3489 (Layout::create_build_id): Likewise. Don't set
3490 after_input_sections on the section.
3491 (Layout::create_executable_stack_info): Remove target parameter.
3493 * layout.h (class Layout): Declare create_notes. Update
3494 declaration of create_executable_stack_info.
3495 * gold.cc (queue_middle_tasks): Call create_notes.
3496 * output.cc (Output_section::update_flags_for_input_section): Move
3497 here from output.h. If SHF_ALLOC flag is newly set, mark address
3499 * output.h (Output_data::mark_address_invalid): New function.
3500 (class Output_section): Only declare, not define,
3501 update_flags_for_input_section. Remove set_flags.
3503 2009-06-24 Ian Lance Taylor <iant@google.com>
3505 * script-sections.cc (Output_section_definition::
3506 set_section_addresses): Rename shadowing local load_address to
3509 2009-06-24 Ian Lance Taylor <iant@google.com>
3512 * reloc.cc (relocate_sections): Skip empty relocation sections.
3514 2009-06-23 Ian Lance Taylor <iant@google.com>
3517 * layout.cc (Layout::create_note): Use choose_output_section
3518 rather than make_output_section.
3520 2009-06-23 Ian Lance Taylor <iant@google.com>
3523 * options.cc (General_options::parse_V): Set printed_version_.
3524 (General_options::General_options): Initialize printed_version_.
3525 * options.h (class General_options): Add printed_version_ field.
3526 * gold.cc (queue_initial_tasks): If there are no input files,
3527 don't give a fatal error if we printed the version information.
3528 (queue_middle_tasks): If using -r with a shared object, give a
3529 fatal error rather than an ordinary error.
3531 2009-06-23 Ian Lance Taylor <iant@google.com>
3534 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3535 (Layout::make_output_section): Set have_stabstr_section_ if we see
3536 a .stab*str section.
3537 (Layout::finalize): Call link_stabs_sections.
3538 (Layout::link_stabs_sections): New file.
3539 * layout.h (class Layout): Add have_stabstr_section_ field.
3540 Declare link_stabs_sections.
3542 2009-06-23 Doug Kwan <dougkwan@google.com>
3544 * Makefile.am (libgold_a_LIBADD): New.
3545 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3546 * Makefile.in: Regenerate.
3547 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3548 * configure: Regenerate.
3549 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3550 * fileread.cc: Include sys/state.h
3551 * gold.h: Declare memmem and strndup if found missing.
3552 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3554 2009-06-23 Ian Lance Taylor <iant@google.com>
3556 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3557 * configure: Rebuild.
3559 2009-06-23 Ian Lance Taylor <iant@google.com>
3562 * object.cc (Object::section_contents): Don't try to get a view if
3563 the section has length zero.
3564 (Object::handle_gnu_warning_section): If the section is empty, use
3565 the name of the section as the warning.
3567 2009-06-23 Ian Lance Taylor <iant@google.com>
3570 * stringpool.h (class Stringpool_template): Add optimize_ field.
3571 (Stringpool_template::set_optimize): New function.
3572 * stringpool.cc (Stringpool_template::Stringpool_template):
3573 Initialize optimize_ field.
3574 (Stringpool_template::set_string_offsets): Test local optimize
3575 fild rather than parameter.
3576 * layout.cc (Layout::Layout): Call set_optimize on the section
3579 2009-06-22 Ian Lance Taylor <iant@google.com>
3582 * yyscript.y: Parse TARGET.
3583 * script.cc (script_set_target): New function.
3584 * script-c.h (script_set_target): Declare.
3585 * options.cc (General_options::string_to_object_format): Rename
3586 from string_to_object_format in anonymous namespace. Change
3588 * options.h (class General_options): Declare
3589 string_to_object_format.
3591 2009-06-22 Ian Lance Taylor <iant@google.com>
3593 * script-sections.cc (Script_sections::create_segments): Don't put
3594 program headers in a PT_LOAD segment if -n or -N.
3596 2009-06-22 Ian Lance Taylor <iant@google.com>
3599 * options.h (class General_options): Add -z lazy and -z now. Sort
3600 -z options into alphabetical order.
3601 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3603 2009-06-21 Ian Lance Taylor <iant@google.com>
3605 * layout.cc (Layout::make_output_section): Call
3606 Target::new_output_section.
3607 (Layout::attach_allocated_section_to_segment): Put large section
3608 sections in a separate load segment with the large segment flag
3610 (Layout::segment_precedes): Sort large data segments after other
3612 (align_file_offset): New static function.
3613 (Layout::set_segment_offsets): Use align_file_offset.
3614 * output.h (class Output_section): Add is_small_section_ and
3615 is_large_section_ fields.
3616 (Output_section::is_small_section): New function.
3617 (Output_section::set_is_small_section): New function.
3618 (Output_section::is_large_section): New function.
3619 (Output_section::set_is_large_section): New function.
3620 (Output_section::is_large_data_section): New function.
3621 (class Output_segment): Add is_large_data_segment_ field.
3622 (Output_segment::is_large_data_segment): New function.
3623 (Output_segment::set_is_large_data_segment): New function.
3624 * output.cc (Output_section::Output_section): Initialize new
3626 (Output_segment::Output_segment): Likewise.
3627 (Output_segment::add_output_section): Add assertion that large
3628 data sections always go in large data segments. Force small data
3629 sections to the end of the list of data sections. Force small BSS
3630 sections to the start of the list of BSS sections. For large BSS
3631 sections to the end of the list of BSS sections.
3632 * symtab.h (class Symbol): Declare is_common_shndx.
3633 (Symbol::is_defined): Check Symbol::is_common_shndx.
3634 (Symbol::is_common): Likewise.
3635 (class Symbol_table): Define enum Commons_section_type. Update
3636 declarations. Add small_commons_ and large_commons_ fields.
3637 * symtab.cc (Symbol::is_common_shndx): New function.
3638 (Symbol_table::Symbol_table): Initialize new fields.
3639 (Symbol_table::add_from_object): Put small and large common
3640 symbols in the right list.
3641 (Symbol_table::sized_finalized_symbol): Check
3642 Symbol::is_common_shndx.
3643 (Symbol_table::sized_write_globals): Likewise.
3644 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3645 common symbol lists. Don't call do_allocate_commons_list if the
3647 (Symbol_table::do_allocate_commons_list): Remove is_tls
3648 parameter. Add comons_section_type parameter. Change all
3649 callers. Handle small and large common symbols.
3650 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3651 Symbol::is_common_shndx.
3652 * resolve.cc (symbol_to_bits): Likewise.
3653 * target.h (Target::small_common_shndx): New function.
3654 (Target::small_common_section_flags): New function.
3655 (Target::large_common_shndx): New function.
3656 (Target::large_common_section_flags): New function.
3657 (Target::new_output_section): New function.
3658 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3659 small_common_section_flags, and large_common_section_flags
3661 (Target::do_new_output_section): New virtual function.
3662 * arm.cc (Target_arm::arm_info): Initialize new fields.
3663 * i386.cc (Target_i386::i386_info): Likewise.
3664 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3666 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3667 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3668 (Target_x86_64::do_new_output_section): New function.
3669 * configure.ac: Define conditional MCMODEL_MEDIUM.
3670 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3671 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3672 (large_LDFLAGS): Define.
3673 * testsuite/large.c: New file.
3674 * testsuite/testfile.cc (Target_test::test_target_info):
3675 Initialize new fields.
3676 * configure, testsuite/Makefile.in: Rebuild.
3678 2009-06-05 Doug Kwan <dougkwan@google.com>
3680 * Makefile.am (CCFILES): Add target.cc.
3681 * Makefile.in: Regenerate.
3682 * i386.cc (class Target_i386): Define new virtual method to
3683 override do_is_local_label_name in parent.
3684 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3685 local symbols if --discard-locals or -X is given.
3686 * options.h (class General_options): Declare new options
3687 '--discard-locals' and '-X' for discarding locals.
3688 * target.h (class Target): Define new methods is_local_label_name.
3689 Declare new virtual method do_is_local_label_name.
3690 * target.cc: New file.
3691 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3692 (check_SCRIPTS): Add discard_locals_test.sh.
3693 (check_DATA): Add discard_local_tests.syms.
3694 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3695 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3696 * testsuite/Makefile.in: Regenerate.
3697 * testsuite/discard_locals_test.c: New file.
3698 * testsuite/discard_locals_test.sh: Same.
3700 2009-06-05 Doug Kwan <dougkwan@google.com>
3702 * object.cc (Sized_relobj::Sized_relobj): Initialize
3703 discarded_eh_frame_shndx_ to -1U.
3704 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3706 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3707 a discarded .eh_frame section.
3708 (Sized_relobj::do_finalize_local_symbols): Ditto.
3709 * object.h (class Sized_relobj): Declare new member
3710 discarded_eh_frame_shndx_.
3711 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3712 (local_labels_test.o, local_labels_test): New rules.
3713 * testsuite/Makefile.in: Regenerate.
3715 2009-06-04 Doug Kwan <dougkwan@google.com>
3717 * layout.cc (Layout::section_name_mapping): Add mapping for
3718 special ARM sections.
3720 2009-06-03 Doug Kwan <dougkwan@google.com>
3722 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3723 (utils::has_overflow): Same.
3725 2009-06-03 Ian Lance Taylor <iant@google.com>
3727 * layout.cc (Layout::section_name_mapping): New array, replacing
3728 Layout::linkonce_mapping.
3729 (Layout::section_name_mapping_count): New variable, replacing
3730 Layout::linkonce_mapping_count.
3731 (Layout::linkonce_output_name): Remove.
3732 (Layout::output_section_name): Rewrite.
3733 * layout.h (class Layout): Rename Linkonce_mapping to
3734 Section_name_mapping, linkonce_mapping to section_name_mapping,
3735 linkonce_mapping_count to section_name_mapping_count. Don't
3736 declare linkonce_output_name.
3738 2009-06-03 Doug Kwan <dougkwan@google.com>
3740 * gold/arm.cc (namespace utils): New.
3741 (Target_arm::reloc_is_non_pic): Define new method.
3742 (class Arm_relocate_functions): New.
3743 (Target_arm::Relocate::relocate): Handle relocation types used by
3746 2009-06-03 Ian Lance Taylor <iant@google.com>
3748 * arm.cc (Target_arm::scan::global): Use || instead of |.
3750 2009-06-02 Doug Kwan <dougkwan@google.com>
3752 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3753 issued_non_pic_error_.
3754 (class Target_arm::Scan): Declare new method check_non_pic.
3755 Define new method symbol_needs_plt_entry.
3756 Declare new data member issued_non_pic_error_.
3757 (class Target_arm::Relocate): Declare new method
3758 should_apply_static_reloc.
3759 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3760 (Target_arm::Scan::check_non_pic): Define new method.
3761 (Target_arm::Scan::local): Handle a small subset of reloc types used
3763 (Target_arm::Scan::local): Same.
3764 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3766 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3768 * incremental.cc (Incremental_inputs::report_command_line): Filter
3769 out --incremental-* options.
3771 2009-05-29 Doug Kwan <dougkwan@google.com>
3773 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3775 (class Target_arm): Update comment.
3776 (Target_arm::Target_arm): Initialize new data members GOT_,
3777 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3778 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3779 and Target_arm::rel_dyn_section.
3780 Declare new_enum Target_arm::Got_type.
3781 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3783 Update commments for member do_dynsym_value.
3784 (Target_arm::got_size, Target_arm::plt_section,
3785 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3786 new methods inside class defintion.
3787 (Target_arm::got_section): Define new method.
3788 (Target_arm::rel_dyn_section): Same.
3789 (Output_data_plt_arm): New template class.
3790 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3791 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3792 (Output_data_plt_arm::add_entry): Same.
3793 (Output_data_plt_arm::first_plt_entry): Define new
3794 static data member for PLT instruction template.
3795 (Output_data_plt_arm::plt_entry): Same.
3796 (Output_data_plt_arm::do_write): Define new method.
3797 (Target_arm::make_plt_entry): Same.
3798 (Target_arm::do_finalize_sections): Same.
3799 (Target_arm::do_dynsym_value): Same.
3801 2009-05-28 Doug Kwan <dougkwan@google.com>
3803 * Makefile.am (TARGETSOURCES): Add arm.cc.
3804 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3805 * Makefile.in: Regenerate.
3807 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3809 2009-05-26 Doug Kwan <dougkwan@google.com>
3811 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3812 (General_options::check_excluded_libs): Strip off directories in
3813 archive name before matching like GNU ld does.
3814 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3815 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3816 (exclude_libs_test_LDFLAGS): Add linker option
3817 -Wl,--exclude-libs,libexclude_libs_test_3
3818 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3819 an explicit archive without using -l.
3820 (alt/libexclude_libs_test_3.a): New make rule.
3821 * testsuite/Makefile.in: Regenerate.
3822 * testsuite/exclude_libs_test.c : Declare lib3_default().
3824 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3825 * exclude_libs_test_3.c: New file.
3827 2009-05-26 Nick Clifton <nickc@redhat.com>
3829 * po/id.po: New Indonesian translation.
3830 * po/gold.pot: Updated template file.
3832 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3834 * testsuite/Makefile.am: Add -ffunction-sections to compile
3835 gc_comdat_test files. Add -Wl,--gc-sections to build
3837 * testsuite/Makefile.in: Regenerate.
3838 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3840 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3842 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3843 kept comdat section was garbage collected.
3844 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3845 * testsuite/Makefile.in: Regenerate.
3846 * testsuite/gc_comdat_test.sh: New file.
3847 * testsuite/gc_comdat_test_1.cc: New file.
3848 * testsuite/gc_comdat_test_2.cc: New file.
3850 2009-05-19 Doug Kwan <dougkwan@google.com>
3852 * archive.cc (Archive::Archive): Move constructor from archive.h
3853 to here. Initialize no_export_.
3854 (Archive::get_elf_object_for_member): Set no_export flag of object.
3855 * archive.h (Archive::Archive): Move constructor body to
3857 (Archive::no_export): New method.
3858 (Archive::no_export_): New field.
3859 * object.h (Object::Object): Initialize no_export_ to false.
3860 (Object::no_export, Object::set_no_export): New methods.
3861 (Object::no_export_): New field.
3862 * options.cc (General_options::parse_exclude_libs): New method.
3863 (General_options::check_excluded_libs) Same.
3864 * options.h (exclude_libs): New option.
3865 (General_options::check_excluded_libs): New method declaration.
3866 (General_options::excluded_libs_): New field.
3867 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3868 default or protected visibility if an object has no-export flag set.
3869 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3870 (check_SCRIPTS): Add exclude_libs_test.sh.
3871 (check_DATA): Add exclude_libs_test.syms.
3872 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3873 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3874 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3875 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3876 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3877 libexclude_libs_test_2.a): New rules.
3878 * testsuite/Makefile.in: Regenerate.
3879 * testsuite/exclude_libs_test.c: New file.
3880 * testsuite/exclude_libs_test.sh: Ditto.
3881 * testsuite/exclude_libs_test_1.c: Ditto.
3882 * testsuite/exclude_libs_test_2.c: Ditto.
3884 2009-05-15 Ian Lance Taylor <iant@google.com>
3886 * configure.ac: Check for declarations for cases where libiberty.h
3887 checks HAVE_DECL_xxx.
3888 * configure, config.in: Rebuild.
3890 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3892 * gold.h (Incremental_argument_list): Remove (invalid) forward
3894 * incremental.cc (Incremental_inputs::report_achive): New method.
3895 (Incremental_inputs::report_object): New method.
3896 (Incremental_inputs::report_script): New method.
3897 (Incremental_inputs::finalize_inputs): New method.
3898 (Incremental_inputs::finalize): Call finalize_inputs().
3899 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3900 Create inputs entries.
3901 * incremental.h (Incremental_input_type): New enum.
3902 (Incremental_inputs::Incremental_input): Initialize new fields.
3903 (Incremental_inputs::report_inputs): New method.
3904 (Incremental_inputs::report_achive): New method.
3905 (Incremental_inputs::report_object): New method.
3906 (Incremental_inputs::report_script): New method.
3907 (Incremental_inputs::finalize_inputs): New method.
3908 (Incremental_inputs::Input_info): New struct.
3909 (Incremental_inputs::Input_info_map): New typedef.
3910 (Incremental_inputs::lock_): New field.
3911 (Incremental_inputs::Inputs_): New field.
3912 (Incremental_inputs::Inputs_map): New field.
3913 * main.cc (main): Call Incremental_input::report_inputs.
3914 * options.h (Input_argument_list): Typedef moved from
3916 (Input_file_group::Files): Remove, use ::Input_argument_list.
3917 (Input_file_group::Input_argument_list): Remove, use
3918 ::Input_argument_list.
3919 * plugin.cc (Plugin_manager::add_input_file): Add error in
3921 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3923 * script.cc (read_input_script): Call
3924 Incremental_input::report_script.
3925 * script.h (Script_info): New class.
3927 2009-04-27 Ian Lance Taylor <iant@google.com>
3929 * x86_64.cc (do_adjust_output_section): Set entsize to
3932 2009-04-23 Elliott Hughes <enh@google.com>
3934 * output.cc (Output_file::close): After short writes, continue
3935 writing from the correct offset in the buffer being written.
3937 2009-04-23 Chris Demetriou <cgd@google.com>
3939 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3940 * configure: Regenerate.
3941 * config.in: Regenerate.
3942 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3943 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3945 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3947 * incremental.cc (Incremental_inputs_header_data): Renamed from
3948 Incremental_input_header_data.
3949 (Incremental_inputs_header_data::data_size): New field.
3950 (Incremental_inputs_header_data::put_input_file_count): Renamed
3951 from input_file_count.
3952 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3953 from command_line_offset.
3954 (Incremental_inputs_header_data::put_reserved): Renamed from
3956 (Incremental_inputs_entry_data): Renamed from
3957 Incremental_input_entry_data.
3958 (Incremental_inputs_entry_data::data_size): New field.
3959 (Incremental_inputs::report_command_line): New method.
3960 (Incremental_inputs::finalize): New method.
3961 (Incremental_inputs::create_incremental_inputs_data): New method.
3962 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3963 * incremental.h: New file.
3964 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3965 (Layout::finalize): Create incremental inputs section in
3967 (Layout::create_incremental_info_sections): New method.
3968 * layout.h (Layout::incremental_inputs): New method.
3969 (Layout::create_incremental_info_sections): New method.
3970 (Layout::incremental_inputs_): New field.
3971 * main.cc (main): Notify Incremental_input of the command line.
3973 2009-04-01 Ian Lance Taylor <iant@google.com>
3974 Mikolaj Zalewski <mikolajz@google.com>
3976 * gold.h (reserve_unordered_map): Define, three versions, one for
3977 each version of Unordered_map.
3978 * layout.cc (Layout::Layout): Remove options parameter. Add
3979 number_of_input_files parameter. Don't initialize options_.
3980 Initialize number_of_input_files_ and resized_signatures_. Move
3981 sections_are_attached_.
3982 (Layout::layout_group): Reserve space for group_signatures_.
3983 (Layout::find_or_add_kept_section): Change name parameter to be a
3984 reference. Resize signatures_ map when it gets large enough.
3985 (Layout::layout_eh_frame): Use parameters->options() instead of
3987 (Layout::make_output_section): Likewise.
3988 (Layout::attach_allocated_section_to_segment): Likewise.
3989 (Layout::finalize, Layout::create_executable_stack): Likewise.
3990 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3991 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3992 * layout.h (class Layout): Update declarations. Remove options_
3993 field. Add number_of_input_files_ and resized_signatures_
3994 fields. Move sections_are_attached_ field.
3995 * main.cc (main): Pass number of input files to Layout
3996 constructor. Don't pass options.
3998 2009-03-30 Ian Lance Taylor <iant@google.com>
4000 * ffsll.c (ffsll): Correct implementation.
4002 2009-03-27 Ian Lance Taylor <iant@google.com>
4004 * ffsll.c: New file.
4005 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4006 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4007 * ftruncate.c (ftruncate): Declare before definition.
4008 * mremap.c (mremap): Likewise.
4009 * pread.c (pread): Likewise.
4010 * configure, Makefile.in, config.in: Rebuild.
4012 * mremap.c: New file.
4013 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4014 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4015 (mremap): Declare if HAVE_MREMAP is not defined.
4016 * configure, Makefile.in, config.in: Rebuild.
4018 2009-03-27 Cary Coutant <ccoutant@google.com>
4020 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4021 position independent.
4022 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4023 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4025 2009-03-24 Cary Coutant <ccoutant@google.com>
4027 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4029 (needs_dynamic_reloc): Likewise.
4031 2009-03-24 Ian Lance Taylor <iant@google.com>
4033 * yyscript.y (file_cmd): Recognize EXTERN.
4034 (extern_name_list, extern_name_list_body): New nonterminals.
4035 * script.cc (script_add_extern): Define.
4036 * script-c.h (script_add_extern): Declare.
4038 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4040 * object.cc (is_elf_object): Define.
4041 * object.h (is_elf_object): Declare.
4042 * archive.cc (Archive::get_elf_object_for_member): Call
4044 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4046 2009-03-24 Elliott Hughes <enh@google.com>
4048 * output.cc (Output_file::map_anonymous): Define.
4049 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4050 try an anonymous one. Report the size if the mmap fails.
4051 * output.h (class Output_file): Declare map_anonymous.
4053 2009-03-24 Ian Lance Taylor <iant@google.com>
4055 * target-select.cc (instantiate_target): Don't acquire the lock if
4056 the instantiated_target_ field has already been set.
4058 2009-03-23 Ian Lance Taylor <iant@google.com>
4060 * gold-threads.h (class Initialize_lock): Define.
4061 * gold-threads.cc (class Initialize_lock_once): Define.
4062 (initialize_lock_control): New static variable.
4063 (initialize_lock_pointer): New static variable.
4064 (initialize_lock_once): New static function.
4065 (Initialize_lock::Initialize_lock): Define.
4066 (Initialize_lock::initialize): Define.
4067 * target-select.h: Include "gold-threads.h".
4068 (class Target_selector): Add lock_ and initialize_lock_ fields.
4069 Don't define instantiate_target, just declare it.
4070 * target-select.cc (Target_selector::Target_selector): Initialize
4072 (Target_selector::instantiate_target): Define.
4073 * descriptors.h: Include "gold-threads.h".
4074 (class Descriptors): Add initialize_lock_ field.
4075 * descriptors.cc (Descriptors::Descriptors): Initialize new
4077 (Descriptors::open): Use initialize_lock_ field
4078 * errors.h (class Errors): Add initialize_lock_ field.
4079 * errors.cc (Errors::Errors): Initialize new field.
4080 (Errors::initialize_lock): Use initialize_lock_ field.
4081 * powerpc.cc (class Target_selector_powerpc): Remove
4082 instantiated_target_ field. In do_recognize call
4083 instantiate_target rather than do_instantiate_target. In
4084 do_instantiate_target just allocate a new target.
4085 * sparc.cc (class Target_selector_sparc): Likewise.
4087 * freebsd.h: New file.
4088 * i386.cc: Include "freebsd.h".
4089 (Target_i386): Derive from Target_freebsd rather than
4091 (Target_selector_i386): Derive from Target_selector_freebsd rather
4092 than Target_selector.
4093 * x86_64.cc: Include "freebsd.h".
4094 (Target_x86_64): Derive from Target_freebsd rather than
4096 (Target_selector_x86_64): Derive from Target_selector_freebsd
4097 rather than Target_selector.
4098 * target.h (class Target): Add adjust_elf_header and
4099 do_adjust_elf_header.
4100 * output.cc (Output_file_header:: do_sized_write): Call target
4101 adjust_elf_header routine.
4102 * configure.tgt: Set targ_osabi.
4103 * configure.ac: Define GOLD_DEFAULT_OSABI.
4104 * parameters.cc (Parameters::default_target): Pass
4105 GOLD_DEFAULT_OSABI to select_target.
4106 * target-select.h (class Target_selector): Make instantiate_target
4107 protected rather than private.
4108 * Makefile.am (HFILES): Add freebsd.h.
4109 * configure, Makefile.in, config.in: Rebuild.
4111 * merge.cc (do_add_input_section): Correct pend value. Change
4112 message about last entry not being null terminated from error to
4115 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4117 * incremental.cc: New file.
4118 * Makefile.am (CCFILES): Add incremental.cc.
4119 * Makefile.in: Rebuild.
4121 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4123 * layout.cc (Layout::output_section_name): Preserve names
4124 of '.note.' sections.
4126 2009-03-19 Ian Lance Taylor <iant@google.com>
4128 * descriptors.cc (Descriptors::open): Check that the options are
4129 valid before using them.
4131 2009-03-18 Ian Lance Taylor <iant@google.com>
4133 * script-sections.h: Include <list>.
4134 (class Script_sections): Change Sections_elements from std::vector
4135 to std::list. Typedef public Elements_iterator. Add
4136 orphan_section_placement_, data_segment_align_start_, and
4137 saw_data_segment_align_ fields. Remove data_segment_align_index_
4139 * script-sections.cc (class Orphan_section_placement): New class.
4140 (class Sections_element): Add virtual functions is_relro and
4141 orphan_section_init. Remove virtual function place_orphan_here.
4142 (class Output_section_definition): Add is_relro and
4143 orphan_section_init. Remove place_orphan_here.
4144 (class Orphan_output_section): Likewise.
4145 (Script_sections::Script_sections): Update for field changes.
4146 (Script_sections::data_segment_align): Set saw_data_segment_align_
4147 and data_segment_align_start_, not data_segment_align_index.
4148 (Script_sections::data_segment_relro_end): Check
4149 saw_data_segment_align_. Use data_segment_align_start_ rather
4150 than data_segment_align_index_.
4151 (Script_sections::place_orphan): Rewrite to use
4152 Orphan_section_placement.
4154 2009-03-17 Ian Lance Taylor <iant@google.com>
4156 * archive.cc (Archive::add_symbols): Check for a version attached
4157 to the symbol name in the archive map.
4158 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4159 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4160 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4161 (ver_test_11.a): New target.
4162 * testsuite/Makefile.in: Rebuild.
4164 * configure.ac: Check for chsize and posix_fallocate. Replace
4166 * ftruncate.c: New file, from gnulib.
4167 * output.cc (posix_fallocate): Define dummy version if not
4168 HAVE_POSIX_FALLOCATE.
4169 (Output_file::map): Call posix_fallocate rather than lseek and
4171 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4172 * configure, Makefile.in, config.in: Rebuild.
4174 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4176 * layout.h (Layout::create_note): Add section_name parameter.
4177 * layout.cc (Layout::create_note): Likewise.
4178 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4180 2009-03-17 Ian Lance Taylor <iant@google.com>
4182 * descriptors.cc: Include "options.h".
4183 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4184 (Descriptors::open): Always use O_CLOEXEC when opening a new
4185 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4186 then set FD_CLOEXEC.
4188 * sparc.cc (class Target_sparc): Add has_got_section.
4189 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4190 make sure we have a GOT section.
4192 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4193 (Target_sparc::Scan::local): Likewise.
4194 (Target_sparc::Scan::global): Likewise.
4195 (Target_sparc::Relocate::relocate): Likewise.
4196 (Target_sparc::Relocate::relocate_tls): Likewise.
4198 * symtab.cc (Symbol_table::define_default_version): New function,
4199 broken out of add_from_object.
4200 (Symbol_table::add_from_object): Call define_default_version.
4201 (Symbol_table::define_special_symbol): Add resolve_oldsym
4202 parameter. Change all callers. If the version for a symbol comes
4203 from a version script, resolve it with the symbol with the same
4204 name with no version. Also add the symbol without a version if
4206 (do_define_in_output_data): If resolving with oldsym, don't delete
4208 (do_define_in_output_segment): Likewise.
4209 (do_define_as_constant): Likewise.
4210 * symtab.h (class Symbol_table): Update declarations.
4212 2009-03-13 Ian Lance Taylor <iant@google.com>
4214 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4215 (Read_symbols::requeue): New function.
4216 (Read_symbols::do_read_symbols): If make_elf_object fails because
4217 the target type is not configured, and the file was searched for,
4218 issue a warning and retry with the next directory.
4219 (Add_symbols::run): If the file has an incompatible format, and
4220 it was searched for, requeue the Read_symbols task. On error,
4222 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4223 dirindex parameter to constructor. Change all callers. Declare
4224 incompatible_warning and requeue.
4225 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4226 input_argument_ and input_group_ fields. Add them to
4227 constructor. Change all callers.
4228 (class Read_script): Add dirindex_ field. Add it to constructor.
4230 * archive.cc (Archive::setup): Remove input_objects parameter.
4232 (Archive::get_file_and_offset): Likewise.
4233 (Archive::read_all_symbols): Likewise.
4234 (Archive::read_symbols): Likewise.
4235 (Archive::get_elf_object_for_member): Remove input_objects
4236 parameter. Add punconfigured parameter. Change all callers.
4237 (Archive::add_symbols): Change return type to bool. Check return
4238 value of include_member.
4239 (Archive::include_all_members): Likewise.
4240 (Archive::include_member): Change return type to bool. Return
4241 false if first included object has incompatible target. Set
4242 included_member_ field.
4243 (Add_archive_symbols::run): If add_symbols returns false, requeue
4245 * archive.h (class Archive): Add included_member_ field.
4246 Initialize it in constructor. Add input_file and searched_for
4247 methods. Update declarations.
4248 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4249 input_argument_ fields. Add them to constructor. Change all
4251 * script.cc: Include "target-select.h".
4252 (class Parser_closure): Add skip_on_incompatible_target_ and
4253 found_incompatible_target_ fields. Add
4254 skip_on_incompatible_target parameter to constructor. Change all
4255 callers. Add methods skip_on_incompatible_target,
4256 clear_skip_on_incompatible_target, found_incompatible_target, and
4257 set_found_incompatible_target.
4258 (read_input_script): Add dirindex parameter. Change all callers.
4259 If parser finds an incompatible target, requeue Read_symbols
4261 (script_set_symbol): Clear skip_on_incompatible_target in
4263 (script_add_assertion, script_parse_option): Likewise.
4264 (script_start_sections, script_add_phdr): Likewise.
4265 (script_check_output_format): New function.
4266 * script.h (read_input_script): Update declaration.
4267 * script-c.h (script_check_output_format): Declare.
4268 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4269 (ignore_cmd): Remove OUTPUT_FORMAT.
4270 * fileread.cc (Input_file::Input_file): Add explicit this.
4271 (Input_file::will_search_for): New function.
4272 (Input_file::open): Add pindex parameter. Change all callers.
4273 * fileread.h (class Input_file): Add input_file_argument method.
4274 Declare will_search_for. Update declarations.
4275 * object.cc (make_elf_object): Add punconfigured parameter.
4277 * object.h (class Object): Make input_file public. Add
4278 searched_for method.
4279 (make_elf_object): Update declaration.
4280 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4282 * dirsearch.h (class Dirsearch): Update declaration.
4283 * options.h (class General_options): Add --warn-search-mismatch.
4284 * parameters.cc (Parameters::is_compatible_target): New function.
4285 * parameters.h (class Parameters): Declare is_compatible_target.
4286 * workqueue.cc (Workqueue::add_blocker): New function.
4287 * workqueue.h (class Workqueue): Declare add_blocker.
4289 * fileread.cc (Input_file::open): Remove options parameter.
4291 (Input_file::open_binary): Likewise.
4292 * script.cc (read_input_script): Likewise.
4293 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4294 options parameter from constructor. Change all callers.
4295 (class Read_script): Likewise.
4296 * fileread.h (class Input_file): Update declarations.
4297 * script.h (read_input_script): Update declaration.
4299 2009-03-10 Nick Clifton <nickc@redhat.com>
4301 * po/es.po: New Spanish translation.
4303 2009-03-06 Cary Coutant <ccoutant@google.com>
4305 * options.cc (parse_short_option): Keep dash_z from registering itself.
4307 2009-03-03 Ian Lance Taylor <iant@google.com>
4310 * target-reloc.h (relocate_section): Pass output_section to
4312 * i386.cc (Target_i386::should_apply_static_reloc): Add
4313 output_section parameter. Change all callers.
4314 (Target_i386::Relocate::relocate): Add output_section parameter.
4315 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4316 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4317 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4318 * testsuite/two_file_shared.sh: New script.
4319 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4320 (check_DATA): Add two_file_shared.dbg.
4321 (two_file_shared.dbg): New target.
4322 * testsuite/Makefile.in: Rebuild.
4324 2009-03-01 Ian Lance Taylor <iant@google.com>
4326 * configure.ac: Check for byteswap.h.
4327 * configure: Rebuild.
4328 * config.in: Rebuild.
4330 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4332 * layout.cc (Layout::find_or_add_kept_section): New function.
4333 (Layout::add_comdat): Removed.
4334 * layout.h (struct Kept_section): Move out of class Layout.
4335 Remove trailing underscores from field names. Add group_sections
4336 field. Rename group_ field to is_group. Change all uses.
4337 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4338 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4339 comdat_groups_ field.
4340 (Sized_relobj::include_section_group): Use
4341 find_or_add_kept_section and Kept_section::group_sections.
4342 (Sized_relobj::include_linkonce_section): Likewise.
4343 * object.cc (class Sized_relobj): Don't define Comdat_group or
4344 Comdat_group_table. Remove find_comdat_group and
4345 add_comdat_group. Remove comdat_groups_ field.
4346 * plugin.cc (include_comdat_group): Use
4347 Layout::find_or_add_kept_section.
4349 2009-02-28 Ian Lance Taylor <iant@google.com>
4351 * README: --gc-sections and map files are now supported. Document
4352 some build requirements.
4355 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4356 relocatable link set the value of the section symbol to zero.
4357 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4358 relocatable link don't include the section address in the local
4361 2009-02-27 Ian Lance Taylor <iant@google.com>
4364 * options.h (class Search_directory): Add is_system_directory.
4365 (class General_options): Declare is_in_system_directory.
4366 * options.cc (get_relative_sysroot): Make static.
4367 (get_default_sysroot): Make static.
4368 (General_optoins::is_in_system_directory): New function.
4369 * fileread.cc (Input_file::is_in_system_directory): New function.
4370 * fileread.h (class Input_file): Declare is_in_system_directory.
4371 * object.h (class Object): Add is_in_system_directory.
4372 (class Input_objects): Remove system_library_directory_ field.
4373 * object.cc (Input_objects::add_object): Don't set
4374 system_library_directory_.
4375 (input_objects::found_in_system_library_directory): Remove.
4376 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4377 parameter. Change all callers.
4378 (Symbol_table::sized_write_globals): Likewise.
4379 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4380 Call Object::is_in_system_directory.
4381 * symtab.h (class Symbol_table): Update declarations.
4384 * descriptors.h (Open_descriptor): Add is_on_stack field.
4385 * descriptors.cc (Descriptors::open): If the descriptor is on the
4386 top of the stack, remove it. Initialize is_on_stack field.
4387 (Descriptors::release): Only add pod to stack if it is not on the
4389 (Descriptors::close_some_descriptor): Clear stack_next and
4393 * output.cc (Output_section::find_starting_output_address): Rename
4394 from starting_output_address; add PADDR parameter; change return
4396 * output.h (class Output_section): Declare
4397 find_starting_output_address instead of starting_output_address.
4398 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4399 section symbol for which we can't find a merge section.
4402 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4403 hidden or internal, force the symbol to be local.
4404 * resolve.cc (Symbol::override_visibility): Define.
4405 (Symbol::override_base): Use override_visibility.
4406 (Symbol_table::resolve): Likewise.
4407 (Symbol::override_base_with_special): Likewise.
4408 (Symbol_table::override_with_special): If the visibility is hidden
4409 or internal, force the symbol to be local.
4410 * symtab.h (class Symbol): Add set_visibility and
4411 override_visibility.
4412 * testsuite/ver_test_1.sh: New file.
4413 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4414 (check_DATA): Add ver_test_1.syms.
4415 (ver_test_1.syms): New target.
4416 * testsuite/Makefile.in: Rebuild.
4418 2009-02-25 Cary Coutant <ccoutant@google.com>
4420 * layout.cc (Layout::choose_output_section): Don't rename sections
4421 when using a linker script that has a SECTIONS clause.
4422 * Makefile.in: Regenerate.
4424 * testsuite/Makefile.am (script_test_5.sh): New test case.
4425 * testsuite/Makefile.in: Regenerate.
4426 * testsuite/script_test_5.cc: New file.
4427 * testsuite/script_test_5.sh: New file.
4428 * testsuite/script_test_5.t: New file.
4430 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4432 * archive.cc (Archive::include_member): Update calls to add_symbols.
4433 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4434 the Layout argument.
4435 * dynobj.h (do_add_symbols): Add the Layout argument.
4436 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4438 * object.h (Object::add_symbols): Add the Layout argument.
4439 (Object::do_add_symbols): Add the Layout argument.
4440 (Sized_relobj::do_add_symbols): Add the Layout argument.
4441 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4442 Unify the two versions.
4443 (Add_plugin_symbols): Remove.
4444 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4445 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4446 (Add_plugin_symbols): Remove.
4447 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4448 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4449 (Add_symbols::run): Make it work with Pulginobj.
4451 2009-02-06 Ian Lance Taylor <iant@google.com>
4453 * object.cc (Sized_relobj::do_layout): Make info message start
4454 with lower case letter.
4456 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4458 * binary.cc: Fix file comment.
4460 * options.h (enum Incremental_disposition): Define.
4461 (class General_options): Add new options: --incremental,
4462 --incremental_changed, --incremental_unchanged,
4463 --incremental_unknown. Add incremental_disposition_ and
4464 implicit_incremental_ fields.
4465 (General_options::incremental_disposition): New function.
4466 (class Position_dependent_options): Add incremental_disposition
4468 (Position_dependent_options::copy_from_options): Set incremental
4470 * options.cc (General_options::parse_incremental_changed): New
4472 (General_options::parse_incremental_unchanged): New function.
4473 (General_options::parse_incremental_unknown): New function.
4474 (General_options::General_options): Initialize new fields
4475 incremental_disposition_ and implicit_incremental_.
4476 (General_options::finalize): Check for uasge of --incremental-*
4477 without --incremental.
4479 2009-02-06 Chris Demetriou <cgd@google.com>
4481 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4482 pointer and to report location as the file name associated with
4484 (gold_undefined_symbol_at_location): New function to replace the
4485 old gold_undefined_symbol functionality.
4486 * target-reloc.h (relocate_section): Update to use
4487 gold_undefined_symbol_at_location.
4488 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4489 Call gold_undefined_symbol function rather than gold_error.
4490 * errors.h (Errors::undefined_symbol): Take location as a
4491 string, rather than calculating it from a relocation.
4492 * errors.cc (Errors::fatal): Print "fatal error:" before the
4494 (Errors::error, Errors::error_at_location): Print "error: "
4495 before the formatted message.
4496 (Errors::undefined_symbol): Take location as a string, rather
4497 than calculating it from a relocation.
4498 (gold_undefined_symbol_at_location): New function akin to
4499 old gold_undefined_symbol, calculates location from relocation.
4500 (gold_undefined_symbol): Change to take only a Symbol pointer
4501 and to report location as the file name associated with the symbol.
4502 * testsuite/debug_msg.sh: Update for changed error messages.
4503 * testsuite/undef_symbol.sh: Likewise.
4505 2009-02-04 Duncan Sands <baldrick@free.fr>
4508 * reduced_debug_output.h
4509 (Output_reduced_debug_abbrev_section::failed): Use format for
4511 (Output_reduced_debug_info_section::faild): Likewise.
4513 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4515 * script.cc (Lazy_demangler): New class.
4516 (Version_script_info::get_symbol_version_helper): Demangle a
4519 2009-01-29 Cary Coutant <ccoutant@google.com>
4521 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4523 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4525 2009-01-28 Ian Lance Taylor <iant@google.com>
4527 * version.cc (version_string): Bump to 1.9.
4529 * gold.h: Include <cstring> and <stdint.h>.
4530 * version.cc: Include <cstdio>.
4531 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4533 * reduced_debug_output.cc (insert_into_vector): Rename from
4534 Insert_into_vector; change all callers. Use Swap_unaligned to
4535 avoid aliasing issue; remove union since it is unnecessary.
4537 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4539 * Makefile.am (CCFILES): Add gc.cc.
4541 * Makefile.in: Regenerate.
4542 * gold.cc (Gc_runner): New class.
4543 (queue_initial_tasks): Call garbage collection related tasks
4544 when corresponding options are invoked.
4545 (queue_middle_gc_tasks): New function.
4546 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4547 processed early before laying out sections during garbage collection.
4548 * gold.h (queue_middle_gc_tasks): New function.
4549 (is_prefix_of): Move from "layout.cc".
4550 * i386.cc (Target_i386::gc_process_relocs): New function.
4551 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4552 * main.cc (main): Create object of class "Garbage_collection".
4553 * object.cc (Relobj::copy_symbols_data): New function.
4554 (Relobj::is_section_name_included): New function.
4555 (Sized_relobj::do_layout): Allow this function to be called twice
4556 during garbage collection and defer layout of section during the
4558 * object.h (Relobj::get_symbols_data): New function.
4559 (Relobj::is_section_name_included): New function.
4560 (Relobj::copy_symbols_data): New function.
4561 (Relobj::set_symbols_data): New function.
4562 (Relobj::get_relocs_data): New function.
4563 (Relobj::set_relocs_data): New function.
4564 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4565 (Relobj::gc_process_relocs): New function.
4566 (Relobj::do_gc_process_relocs): New pure virtual function.
4567 (Relobj::sd_): New data member.
4568 (Sized_relobj::is_output_section_offset_invalid): New function.
4569 (Sized_relobj::do_gc_process_relocs): New function.
4570 * options.h (General_options::gc_sections): Modify to not be a no-op.
4571 (General_options::print_gc_sections): New option.
4572 * plugin.cc (Plugin_finish::run): Remove function call to
4573 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4574 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4575 * reloc.cc (Read_relocs::run): Add task to process relocs and
4576 determine unreferenced sections when doing garbage collection.
4577 (Gc_process_relocs): New class.
4578 (Sized_relobj::do_gc_process_relocs): New function.
4579 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4580 sections that are garbage collected.
4581 * reloc.h (Gc_process_relocs): New class.
4582 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4583 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4584 symbols whose corresponding sections are garbage collected.
4585 (Symbol_table::Symbol_table): Add new parameter for the garbage
4587 (Symbol_table::gc_mark_undef_symbols): New function.
4588 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4589 (Symbol_table::gc_mark_dyn_syms): New function.
4590 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4592 (Symbol_table::add_from_object): Likewise.
4593 (Symbol_table::add_from_relobj): When building shared objects, do not
4594 treat externally visible symbols as garbage.
4595 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4596 table information for static and relocatable links.
4597 * symtab.h (Symbol_table::set_gc): New function.
4598 (Symbol_table::gc): New function.
4599 (Symbol_table::gc_mark_undef_symbols): New function.
4600 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4601 (Symbol_table::gc_mark_dyn_syms): New function.
4602 (Symbol_table::gc_): New data member.
4603 * target.h (Sized_target::gc_process_relocs): New pure virtual
4605 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4606 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4608 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4610 * options.h (General_options::gc_sections): Define as a no-op for now.
4611 (General_options::no_keep_memory): Ditto.
4612 (General_options::Bshareable): Define.
4613 * options.cc (General_options::finalize): Honor -Bshareable.
4615 2009-01-20 Andreas Schwab <schwab@suse.de>
4617 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4618 read the value in the contents, since we don't use it. Use the
4619 template endianness when writing.
4620 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4622 2009-01-19 Andreas Schwab <schwab@suse.de>
4624 * configure.tgt (powerpc64-*): Fix targ_obj.
4626 2009-01-15 Ian Lance Taylor <iant@google.com>
4628 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4629 local symbols when stripping all symbols.
4631 2009-01-14 Cary Coutant <ccoutant@google.com>
4633 * output.cc (Output_reloc): Add explicit instantiations.
4635 2009-01-14 Cary Coutant <ccoutant@google.com>
4637 * archive.cc (Archive::get_elf_object_for_member): Remove call
4638 to File_read::claim_for_plugin.
4639 * descriptors.cc (Descriptors::open): Remove reference to
4641 (Descriptors::claim_for_plugin): Remove.
4642 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4643 (Descriptors::is_claimed): Remove.
4644 (claim_descriptor_for_plugin): Remove.
4645 * fileread.cc (File_read::claim_for_plugin): Remove.
4646 * fileread.h (File_read::claim_for_plugin): Remove.
4647 (File_read::descriptor): Reopen descriptor if necessary.
4648 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4649 (Plugin_manager::all_symbols_read): Add task parameter. Change
4651 (Plugin_manager::get_input_file): New function.
4652 (Plugin_manager::release_input_file): New function.
4653 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4654 corresponding data member.
4655 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4656 and pass to base constructor. Change all callers.
4657 (get_input_file, release_input_file): New functions.
4658 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4659 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4660 (Plugin_manager::all_symbols_read): Add task parameter.
4661 (Plugin_manager::get_input_file): New function.
4662 (Plugin_manager::release_input_file): New function.
4663 (Plugin_manager::task_): New data member.
4664 (Pluginobj::Pluginobj): Add filesize parameter.
4665 (Pluginobj::filename): New function.
4666 (Pluginobj::descriptor): New function.
4667 (Pluginobj::filesize): New function.
4668 (Pluginobj::filesize_): New data member.
4669 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4670 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4671 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4673 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4674 with archive libraries.
4675 * testsuite/Makefile.in: Regenerate.
4676 * testsuite/plugin_test.c (struct sym_info): New type.
4677 (get_input_file, release_input_file): New static variables.
4678 (onload): Capture new transfer vector entries.
4679 (claim_file_hook): Stop reading at end of file according to filesize.
4680 Factor out parsing of readelf output into separate function.
4681 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4682 APIs and get the source file name from the symbol table. Convert
4683 source file name to corresponding object file name. Print info
4684 message when adding new input files.
4685 (parse_readelf_line): New function.
4686 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4687 * testsuite/plugin_test_2.sh: Likewise.
4688 * testsuite/plugin_test_3.sh: Likewise.
4689 * testsuite/plugin_test_4.sh: New test case.
4691 2009-01-07 Ian Lance Taylor <iant@google.com>
4693 * version.cc (version_string): Bump to 1.8.
4695 2008-12-23 Cary Coutant <ccoutant@google.com>
4697 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4698 * plugin.cc (Plugin_manager::finish): Rename as
4699 layout_deferred_objects. Move cleanup to separate function.
4700 (Plugin_manager::cleanup): New function.
4701 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4703 * plugin.h (Plugin_manager::finish): Rename as
4704 layout_deferred_objects.
4705 (Plugin_manager::cleanup): New function.
4706 (Plugin_manager::cleanup_done): New field.
4708 2008-12-23 Cary Coutant <ccoutant@google.com>
4710 * plugin.cc (is_visible_from_outside): New function.
4711 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4712 so we don't return "IR only" status for exported symbols or -r links.
4714 * testsuite/Makefile.am (plugin_test_3): New test case.
4715 * testsuite/Makefile.in: Regenerate.
4716 * testsuite/plugin_test_3.sh: New file.
4718 2008-12-22 Cary Coutant <ccoutant@google.com>
4720 * object.cc (Sized_relobj::layout_section): New function.
4721 (Sized_relobj::do_layout): Defer layout of input sections until after
4722 plugin has provided replacement files.
4723 (Sized_relobj::do_layout_deferred_sections): New function.
4724 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4725 (Relobj::layout_deferred_sections): New function.
4726 (Relobj::do_layout_deferred_sections): New function.
4727 (Sized_relobj::do_layout_deferred_sections): New function.
4728 (Sized_relobj::layout_section): New function.
4729 (Sized_relobj::Deferred_layout): New structure.
4730 (Sized_relobj::deferred_layout_): New field.
4731 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4732 Change all callers. Layout deferred sections.
4733 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4735 (Plugin_hook::run): Move code from do_plugin_hook inline.
4736 (Plugin_hook::do_plugin_hook): Remove.
4737 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4738 (Plugin_manager::finish): Renamed, was cleanup.
4739 (Plugin_manager::should_defer_layout): New function.
4740 (Plugin_manager::add_deferred_layout_object): New function.
4741 (Plugin_manager::Deferred_layout_list): New type.
4742 (Plugin_manager::deferred_layout_objects_): New field.
4743 (Plugin_hook::do_plugin_hook): Remove.
4745 2008-12-17 Ian Lance Taylor <iant@google.com>
4747 * options.h (class General_options): Add --no case for
4750 2008-12-16 Cary Coutant <ccoutant@google.com>
4752 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4754 (Plugin_manager::claim_file): Create plugin object even if
4755 plugin did not call the add_symbols callback.
4756 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4757 asking for more symbols than were added.
4758 * testsuite/Makefile.am (plugin_test_1): Add test case with
4760 (empty.syms): New target.
4761 * testsuite/Makefile.in: Regenerate.
4762 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4763 message. Don't call add_symbols if no globals.
4764 (all_symbols_read_hook): Don't provide replacement for empty
4767 2008-12-12 Ian Lance Taylor <iant@google.com>
4769 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4770 r_type == 0 for a local symbol with r_sym == 0.
4771 (scan_relocatable_relocs): Pass r_sym to
4772 local_non_section_strategy.
4773 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4776 * configure.ac: Update test for TLS descriptors: they are
4777 supported as of glibc 2.9.
4778 * configure: Rebuild.
4780 2008-12-11 Ian Lance Taylor <iant@google.com>
4783 * target-reloc.h (Default_scan_relocatable_relocs): For each
4784 function, map r_type == 0 to RELOC_DISCARD.
4786 2008-12-10 Cary Coutant <ccoutant@google.com>
4788 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4789 object to override a kept COMDAT group from a plugin object.
4791 2008-12-09 Ian Lance Taylor <iant@google.com>
4794 * yyscript.y (file_cmd): Handle INPUT.
4796 * testsuite/initpri1.c: Change all declarations to be full
4797 prototypes by adding void, to avoid compiler warnings.
4799 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4801 * options.cc (General_options::parse_plugin_opt): New.
4802 (General_options::add_plugin): The argument now is just the filename.
4803 (General_options::add_plugin_option): New.
4804 * options.h (plugin_opt): New.
4805 (add_plugin): Change argument name.
4806 (add_plugin_option): New.
4807 * plugin.cc (Plugin::load): Don't parse the plugin option.
4808 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4809 (Plugin::add_option): New.
4810 (Plugin::args_): Change type.
4811 (Plugin::filename_): New.
4812 (Plugin_manager::add_plugin_option): New.
4813 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4814 * testsuite/Makefile.in: Regenerate.
4816 2008-12-05 Cary Coutant <ccoutant@google.com>
4818 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4819 Handle --strip-lto-sections option.
4820 * options.h (strip_lto_sections): New option.
4822 2008-12-01 Cary Coutant <ccoutant@google.com>
4824 * plugin.cc (ld_plugin_message): Change format parameter to const.
4825 Fix mismatch between new[] and delete.
4827 2008-11-14 Cary Coutant <ccoutant@google.com>
4829 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4832 2008-11-05 Craig Silverstein <csilvers@google.com>
4834 * options.cc (General_options::parse_dynamic_list): New function.
4835 * options.h (General_options): New flags dynamic_list,
4836 dynamic_list_data, dynamic_list_cpp_new, and
4837 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4838 (General_options::in_dynamic_list): New function.
4839 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4840 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4841 (Lex::can_continue_name): Likewise.
4843 (read_script_file): New parameter script_options.
4844 (read_dynamic_list): New function.
4845 (Script_options::define_dynamic_list): New function.
4846 (dynamic_list_keyword_parsecodes): New variable.
4847 (dynamic_list_keywords): New variable.
4848 * script.h (Script_options::define_dynamic_list): New function
4850 (read_dynamic_list): New function prototype.
4851 * symtab.cc (strprefix): New macro.
4852 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4853 dynamic_list_data, dynamic_list_cpp_new, and
4854 dynamic_list_cpp_typeinfo.
4855 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4856 (dynamic_list_expr): New rule.
4857 (dynamic_list_nodes): Likewise.
4858 (dynamic_list_node): Likewise.
4859 * testsuite/Makefile.am (dynamic_list): New test.
4860 * testsuite/Makefile.in: Regenerated.
4861 * testsuite/dynamic_list.t: New file.
4862 * testsuite/dynamic_list.sh: New file.
4864 2008-11-05 Craig Silverstein <csilvers@google.com>
4866 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4867 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4868 (t11_last): Likewise.
4869 * testsuite/ver_test_6.c (main): Likewise.
4871 2008-10-07 Cary Coutant <ccoutant@google.com>
4873 * options.c (General_options::finalize): Add check for -static and
4875 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4878 2008-10-02 Cary Coutant <ccoutant@google.com>
4880 * plugin.cc (make_sized_plugin_object): Fix conditional
4881 compilation to work when not all targets are enabled.
4883 2008-09-29 Cary Coutant <ccoutant@google.com>
4885 * archive.cc (Archive::get_file_and_offset): Use filename instead
4886 of name to get library path.
4887 (Archive::include_member): Unlock external member of a thin archive.
4889 * testsuite/Makefile.am (TEST_AR): New variable.
4890 (thin_archive_test_1): New test.
4891 (thin_archive_test_2): New test.
4892 * testsuite/Makefile.in: Regenerate.
4893 * testsuite/thin_archive_main.cc: New file.
4894 * testsuite/thin_archive_test_1.cc: New file.
4895 * testsuite/thin_archive_test_2.cc: New file.
4896 * testsuite/thin_archive_test_3.cc: New file.
4897 * testsuite/thin_archive_test_4.cc: New file.
4899 2008-09-29 Cary Coutant <ccoutant@google.com>
4901 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4902 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4904 (Sized_relobj::do_finalize_local_symbols): Likewise.
4905 (Sized_relobj::map_to_kept_section): Likewise.
4906 * object.h (Sized_relobj::invalid_address): New constant.
4907 (Sized_relobj::do_output_section_offset): Check for invalid_address
4909 * output.cc (Output_reloc::local_section_offset): Use constant
4910 invalid_address instead of -1U.
4911 (Output_reloc::get_address): Likewise.
4912 (Output_section::output_address): Change -1U to -1ULL.
4913 * output.h (Output_reloc::invalid_address): New constant.
4914 * reloc.cc (Sized_relobj::write_sections): Use constant
4915 invalid_address instead of -1U.
4916 (Sized_relobj::relocate_sections): Likewise.
4917 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4918 values for merge sections.
4919 * target-reloc.h (relocate_for_relocatable): Use constant
4920 invalid_address instead of -1U.
4922 2008-09-19 Cary Coutant <ccoutant@google.com>
4924 Add plugin functionality for link-time optimization (LTO).
4925 * configure.ac (plugins): Add --enable-plugins option.
4926 * configure: Regenerate.
4927 * config.in: Regenerate.
4928 * Makefile.am (LIBDL): New variable.
4929 (CCFILES): Add plugin.cc.
4930 (HFILES): Add plugin.h.
4931 (ldadd_var): Add LIBDL.
4932 * Makefile.in: Regenerate.
4934 * archive.cc: Include "plugin.h".
4935 (Archive::setup): Don't preread archive symbols when using a plugin.
4936 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4937 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4939 (Archive::include_member): Add symbols from plugin objects.
4940 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4941 * descriptors.cc (Descriptors::open): Check for file descriptors
4942 abandoned by plugins.
4943 (Descriptors::claim_for_plugin): New function.
4944 * descriptors.h (Descriptors::claim_for_plugin): New function.
4945 (Open_descriptor::is_claimed): New field.
4946 (claim_descriptor_for_plugin): New function.
4947 * fileread.cc (File_read::claim_for_plugin): New function.
4948 * fileread.h (File_read::claim_for_plugin): New function.
4949 (File_read::descriptor): New function.
4950 * gold.cc: Include "plugin.h".
4951 (queue_initial_tasks): Add task to call plugin hooks for generating
4953 * main.cc: Include "plugin.h".
4954 (main): Load plugin libraries.
4955 * object.h (Pluginobj): Declare.
4956 (Object::pluginobj): New function.
4957 (Object::do_pluginobj): New function.
4958 (Object::set_target): New function.
4959 * options.cc: Include "plugin.h".
4960 (General_options::parse_plugin): New function.
4961 (General_options::General_options): Initialize plugins_ field.
4962 (General_options::add_plugin): New function.
4963 * options.h (Plugin_manager): Declare.
4964 (General_options): Add --plugin option.
4965 (General_options::has_plugins): New function.
4966 (General_options::plugins): New function.
4967 (General_options::add_plugin): New function.
4968 (General_options::plugins_): New field.
4969 * plugin.cc: New file.
4970 * plugin.h: New file.
4971 * readsyms.cc: Include "plugin.h".
4972 (Read_symbols::do_read_symbols): Check for archive before checking
4973 for ELF file. Call plugin hooks to claim files.
4974 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4975 from a real object file; force override when processing replacement
4977 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4978 (Symbol::init_base_object): Likewise.
4979 (Symbol::init_base_output_data): Likewise.
4980 (Symbol::init_base_output_segment): Likewise.
4981 (Symbol::init_base_constant): Likewise.
4982 (Symbol::init_base_undefined): Likewise.
4983 (Symbol::output_section): Assert that object is not a plugin.
4984 (Symbol_table::add_from_pluginobj): New function.
4985 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4987 (Symbol_table::sized_write_globals): Likewise.
4988 (Symbol_table::add_from_pluginobj): Instantiate template.
4989 * symtab.h (Sized_pluginobj): Declare.
4990 (Symbol::in_real_elf): New function.
4991 (Symbol::set_in_real_elf): New function.
4992 (Symbol::in_real_elf_): New field.
4993 (Symbol_table::add_from_pluginobj): New function.
4995 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4996 (LIBDL): New variable.
4998 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4999 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5000 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5001 (MOSTLYCLEANFILES): Likewise.
5002 * testsuite/Makefile.in: Regenerate.
5003 * testsuite/plugin_test.c: New file.
5004 * testsuite/plugin_test_1.sh: New file.
5005 * testsuite/plugin_test_2.sh: New file.
5007 2008-09-16 Ian Lance Taylor <iant@google.com>
5009 * target-reloc.h (relocate_section): Check whether a symbol is
5010 defined by the ABI before reporting an undefined symbol error.
5011 * target.h (Target::is_defined_by_abi): Make parameter const.
5012 (Target::do_is_defined_by_abi): Likewise.
5013 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5014 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5015 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5016 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5017 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5018 * testsuite/Makefile.in: Rebuild.
5020 * fileread.cc (make_view): Add casts to avoid warning.
5022 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5024 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5025 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5027 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5029 * options.h (General_options::output_is_executable): New.
5030 (General_options::output_is_pie): New.
5031 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5032 for shared libraries.
5033 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5035 2008-09-11 Chris Demetriou <cgd@google.com>
5037 * options.h (origin): New -z option.
5038 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5039 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5042 2008-09-05 Cary Coutant <ccoutant@google.com>
5044 * fileread.cc (File_read::make_view): Add check for attempt to map
5047 2008-09-05 Cary Coutant <ccoutant@google.com>
5049 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5050 explicit instantiations.
5052 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5055 * options.cc (General_options::finalize): Allow undefined symbols
5056 in shlibs if linking -shared.
5059 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5060 symbols as not needing a dynsym entry.
5062 2008-08-20 Craig Silverstein <csilvers@google.com>
5064 * fileread.cc (File_read::open): Do not lock the file unless it
5065 was successfully opened.
5067 2008-08-14 Cary Coutant <ccoutant@google.com>
5069 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5070 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5071 * testsuite/tls_test.cc (struct int128): 128-bit struct
5072 for testing TLS relocs with non-zero addend.
5073 (v12): New TLS variable.
5075 (t_last): Add check for v12.
5076 * testsuite/tls_test.h (t12): New function.
5077 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5079 2008-08-13 Ian Lance Taylor <iant@google.com>
5081 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5082 set tls_segment_ or relro_segment_.
5083 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5085 * output.h (Output_section::clear_is_relro): New function.
5086 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5087 sections specially even when output_data_ is empty.
5088 (Output_segment::maximum_alignment): When first section is relro,
5089 only force alignment for PT_LOAD segments.
5090 * script.cc (script_data_segment_align): New function.
5091 (script_data_segment_relro_end): New function.
5092 * script-c.h (script_data_segment_align): Declare.
5093 (script_data_segment_relro_end): Declare.
5094 * script-sections.h (class Script_sections): Declare
5095 data_segment_align and data_segment_relro_end. Add fields
5096 segment_align_index_ and saw_relro_end_.
5097 * script-sections.cc (class Sections_element): Add set_is_relro
5098 virtual function. Add new bool* parameter to place_orphan_here.
5099 Add get_output_section virtual function.
5100 (class Output_section_definition): Add set_is_relro. Add new
5101 bool* parameter to place_orphan_here. Add get_output_section.
5102 Add is_relro_ field.
5103 (Output_section_definition::Output_section_definition): Initialize
5104 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5105 and is_relro_ fields.
5106 (Output_section_definition::place_orphan_here): Add is_relro
5108 (Output_section_definition::set_section_addresses): Set relro for
5110 (Output_section_definition::alternate_constraint): Likewise.
5111 (class Orphan_output_section): Add new bool* parameter to
5112 place_orphan_here. Add get_output_section.
5113 (Orphan_output_section::place_orphan_here): Add is_relro
5115 (Script_sections::Script_sections): Initialize
5116 data_segment_align_index_ and saw_relro_end_.
5117 (Script_sections::data_segment_align): New function.
5118 (Script_sections::data_segment_relro_end): New function.
5119 (Script_sections::place_orphan): Set or clear is_relro.
5120 (Script_sections::set_section_addresses): Force alignment of first
5122 * yyscript.y (exp): Call script_data_segment_align and
5123 script_data_segment_relro_end.
5124 * testsuite/relro_script_test.t: New file.
5125 * testsuite/relro_test.cc (using_script): Declare.
5126 (t1, t2): Test using_script.
5127 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5128 (relro_script_test_SOURCES): Define.
5129 (relro_script_test_DEPENDENCIES): Define.
5130 (relro_script_test_LDFLAGS): Define.
5131 (relro_script_test_LDADD): Define.
5132 (relro_script_test.so): New target.
5133 * testsuite/Makefile.in: Rebuild.
5135 2008-08-06 Cary Coutant <ccoutant@google.com>
5137 * archive.cc (Archive::total_archives, Archive::total_members)
5138 (Archive::total_members_loaded): New variables.
5139 (Archive::setup): Add parameter. Add option to preread
5141 (Archive::read_armap): Add counter.
5142 (Archive::get_file_and_offset): New function.
5143 (Archive::get_elf_object_for_member): New function.
5144 (Archive::read_all_symbols): New function.
5145 (Archive::read_symbols): New function.
5146 (Archive::add_symbols): Add counters.
5147 (Archive::include_all_members): Use armap to find members if it's
5149 (Archive::include_member): Skip reading symbols if already read.
5150 Factored code into Archive::get_file_and_offset and
5151 Archive::get_elf_object_for_member. Changed call to
5152 Mapfile::report_include_archive_member.
5153 (Archive::print_stats): New function.
5154 * archive.h: Declare Object and Read_symbols_data classes.
5155 (Archive::Archive): Add initializers for new members.
5156 (Archive::setup): Add parameter.
5157 (Archive::print_stats): New function.
5158 (Archive::total_archives, Archive::total_members)
5159 (Archive::total_members_loaded): New variables.
5160 (Archive::get_file_and_offset): New function.
5161 (Archive::get_elf_object_for_member): New function.
5162 (Archive::read_all_symbols): New function.
5163 (Archive::read_symbols): New function.
5164 (Archive::Archive_member): New class.
5165 (Archive::members_): New member.
5166 (Archive::num_members_): New member.
5167 * main.cc: Include archive.h.
5168 (main): Call Archive::print_stats.
5169 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5170 archive parameter; member_name is now the fully-decorated name.
5171 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5172 * options.h: (General_options): Add --preread-archive-symbols option.
5173 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5176 2008-08-04 Ian Lance Taylor <iant@google.com>
5178 * symtab.h (Symbol::use_plt_offset): New function.
5179 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5180 * powerpc.cc (Relocate::relocate): Likewise.
5181 * sparc.cc (Relocate::relocate): Likewise.
5182 * x86_64.cc (Relocate::relocate): Likewise.
5183 * testsuite/weak_plt.sh: New test.
5184 * testsuite/weak_plt_main.cc: New test.
5185 * testsuite/weak_plt_shared.cc: New test.
5186 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5187 (check_PROGRAMS): Add weak_plt.
5188 (check_DATA): Add weak_plt_shared.so.
5189 (weak_plt_main_pic.o, weak_plt): New targets.
5190 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5191 * testsuite/Makefile.in: Rebuild.
5193 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5195 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5196 * testsuite/Makefile.in: Rebuild.
5198 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5200 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5201 * Makefile.in: Regenerate.
5202 * po/POTFILES.in: Regenerate.
5204 2008-07-29 Ian Lance Taylor <iant@google.com>
5206 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5207 symbols before other symbols.
5208 * testsuite/script_test_2.cc (test_addr): Declare.
5209 (test_addr_alias): Declare.
5210 (main): Check that test_addr and test_addr_alias have the right
5212 * testsuite/script_test_2.t: Define test_addr_alias and
5215 2008-07-24 Ian Lance Taylor <iant@google.com>
5218 * descriptors.cc: New file.
5219 * descriptors.h: New file.
5220 * gold-threads.h (class Hold_optional_lock): New class.
5221 * fileread.cc: Include "descriptors.h".
5222 (File_read::~File_read): Release descriptor rather than closing
5224 (File_read::open) [file]: Call open_descriptor rather than open.
5225 Set is_descriptor_opened_.
5226 (File_read::open) [memory]: Assert that descriptor is not open.
5227 (File_read::reopen_descriptor): New function.
5228 (File_read::release): Release descriptor.
5229 (File_read::do_read): Make non-const. Reopen descriptor.
5230 (File_read::read): Make non-const.
5231 (File_read::make_view): Reopen descriptor.
5232 (File_read::do_readv): Likewise.
5233 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5234 Update declarations.
5235 * layout.cc: Include "descriptors.h".
5236 (Layout::create_build_id): Use open_descriptor rather than open.
5237 * output.cc: Include "descriptors.h".
5238 (Output_file::open): Use open_descriptor rather than open.
5239 * archive.cc (Archive::const_iterator): Change Archive to be
5241 (Archive::begin, Archive::end): Make non-const.
5242 (Archive::count_members): Likewise.
5243 * archive.h (class Archive): Update declarations.
5244 * object.h (Object::read): Make non-const.
5245 * Makefile.am (CCFILES): Add descriptors.cc.
5246 (HFILES): Add descriptors.h.
5247 * Makefile.in: Rebuild.
5250 * gold.h: Always include <clocale>. Add Solaris workarounds
5251 following code in binutils/sysdep.h.
5254 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5255 this->eh_frame_hdr_ is NULL before using it.
5257 * dynobj.cc (Versions::Versions): Update comment.
5259 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5260 the base version name.
5262 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5263 array size plus one.
5264 (Stringpool_template::set_string_offsets): Subtract one from key
5265 before using it as an array index.
5266 (Stringpool_template::get_offset_with_length): Likewise.
5267 (Stringpool_template::write_to_buffer): Likewise.
5268 * stringpool.h (Stringpool_template::get_offset_from_key):
5271 2008-07-23 Ian Lance Taylor <iant@google.com>
5274 * object.h (Merged_symbol_value::value): Do our best to handle a
5278 * script.cc (Version_script_info::get_versions): Don't add empty
5279 version tag to return value.
5280 (Version_script_info::get_symbol_version_helper): Change return
5281 type to bool. Add pversion parameter. Change all callers.
5282 (script_register_vers_node): Don't require a non-NULL tag.
5283 * script.h (class Version_script_info): Update declarations.
5284 (Version_script_info::get_symbol_version): Change return type to
5285 bool. Add version parameter. Change all callers.
5286 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5287 handling. Handle an empty version from a version script.
5288 (Symbol_table::define_special_symbol): Likewise.
5289 * testsuite/ver_test_10.script: New file.
5290 * testsuite/ver_test_10.sh: New file.
5291 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5292 (check_DATA): Add ver_test_10.syms.
5293 (ver_test_10.syms, ver_test_10.so): New target.
5294 * testsuite/Makefile.in: Rebuild.
5296 2008-07-23 Simon Baldwin <simonb@google.com>
5298 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5299 to zero for undefined symbols from dynamic libraries.
5301 2008-07-23 Ian Lance Taylor <iant@google.com>
5303 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5305 * symtab.h (class Symbol_table): Update declaration.
5306 * testsuite/ver_test_9.cc: New file.
5307 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5308 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5309 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5310 (ver_test_9.so, ver_test_9.o): New targets.
5311 * testsuite/Makefile.in: Rebuild.
5313 2008-07-22 Ian Lance Taylor <iant@google.com>
5315 * options.h (class General_options): Define --check-sections.
5316 * layout.cc (Layout::set_segment_offsets): Handle
5319 * options.h (class General_options): Define -n/--nmagic and
5321 * options.cc (General_options::finalize): For -n/--nmagic or
5322 -N/--omagic, set -static.
5323 * layout.cc (Layout::attach_allocated_section_to_segment): If
5324 -N/--omagic, don't put read-only and read-write sections in
5326 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5327 finding a read-only segment.
5328 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5329 don't set the minimum segment alignment to the common page size,
5330 and don't set the file offset to the address modulo the page size.
5331 * script-sections.cc (Script_sections::create_segments): If
5332 -n/--omagic, don't put read-only and read-write sections in
5335 * cref.cc: New file.
5337 * options.h (class General_options): Add --print-symbol-counts.
5338 * main.cc (main): Issue defined symbol report if requested.
5339 * archive.cc (Archive::interpret_header): Make into a const member
5341 (Archive::add_symbols): Call Input_objects::archive_start and
5343 (Archive::const_iterator): Define new class.
5344 (Archive::begin, Archive::end): New functions.
5345 (Archive::include_all_members): Rewrite to use iterator.
5346 (Archive::count_members): New function.
5347 * archive.h (class Archive): Update declarations.
5348 (Archive::filename): New function.
5349 * object.cc: Include "cref.h".
5350 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5351 (Sized_relobj::do_get_global_symbol_counts): New function.
5352 (Input_objects::add_object): Add object to cross-referencer.
5353 (Input_objects::archive_start): New function.
5354 (Input_objects::archive_stop): New function.
5355 (Input_objects::print_symbol_counts): New function.
5356 * object.h: Declare Cref and Archive.
5357 (Object::get_global_symbol_counts): New function.
5358 (Object::do_get_global_symbol_counts): New pure virtual function.
5359 (class Sized_relobj): Add defined_count_ field. Update
5361 (class Input_objects): Add cref_ field. Update constructor.
5362 Update declarations.
5363 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5365 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5367 (Sized_dynobj::do_get_global_symbol_counts): New function.
5368 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5369 defined_count_. Update declarations. Define Symbols typedef.
5370 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5371 parameter. Change all callers.
5372 (Symbol_table::add_from_dynobj): Add sympointers and defined
5373 parameters. Change all callers.
5374 * symtab.h (class Symbol_table): Update declarations.
5375 * Makefile.am (CCFILES): Add cref.cc.
5376 (HFILES): Add cref.h.
5377 * Makefile.in: Rebuild.
5379 2008-07-22 Simon Baldwin <simonb@google.com>
5381 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5382 to zero when writing undefined symbols.
5384 2008-07-22 Ian Lance Taylor <iant@google.com>
5386 * output.cc (Output_section::add_input_section): Don't try to
5387 merge empty merge sections.
5389 2008-07-21 Craig Silverstein <csilvers@google.com>
5391 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5392 Include symbol version in error message.
5394 2008-07-20 Chris Demetriou <cgd@google.com>
5396 * configure.ac (gold_cv_c_random_seed): New configured variable.
5397 (RANDOM_SEED_CFLAGS): New substituted variable.
5398 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5399 * configure: Rebuild.
5400 * Makefile.in: Likewise.
5401 * testsuite/Makefile.in: Likewise.
5403 2008-07-18 Ian Lance Taylor <iant@google.com>
5405 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5406 where we see NAME/NULL and NAME/VERSION as separate symbols.
5407 * testsuite/ver_test_main.cc (main): Call t4.
5408 (t4, t4_2a): Define.
5409 * testsuite/ver_test_2.cc (t4_2): Define.
5410 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5411 * testsuite/ver_test_4.cc (t4_2a): Define.
5412 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5413 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5415 2008-07-17 Ian Lance Taylor <iant@google.com>
5417 * dynobj.cc (Versions::add_def): If we give an error about a
5418 missing version, go ahead and create the version anyhow.
5420 2008-07-10 Ian Lance Taylor <iant@google.com>
5422 Handle output sections with more than 0x7fffffff bytes.
5423 * object.h (class Relobj): Change map_to_output_ to
5424 output_sections_, and just keep a section pointer. Change all
5425 uses. Move comdat group support to Sized_relobj.
5426 (Relobj::is_section_specially_mapped): Remove.
5427 (Relobj::output_section): Remove poff parameter. Change all
5429 (Relobj::output_section_offset): New function.
5430 (Relobj::set_section_offset): Rewrite.
5431 (Relobj::map_to_output): Remove.
5432 (Relobj::output_sections): New function.
5433 (Relobj::do_output_section_offset): New pure virtual function.
5434 (Relobj::do_set_section_offset): Likewise.
5435 (class Sized_relobj): Add section_offsets_ field. Add comdat
5436 group support from Relobj. Update declarations.
5437 (Sized_relobj::get_output_section_offset): New function.
5438 (Sized_relobj::do_output_section_offset): New function.
5439 (Sized_relobj::do_set_section_offset): New function.
5440 * object.cc (Relobj::output_section_address): Remove.
5441 (Sized_relobj::Sized_relobj): Initialize new fields.
5442 (Sized_relobj::include_section_group): Cast find_kept_object to
5444 (Sized_relobj::include_linkonce_section): Likewise.
5445 (Sized_relobj::do_layout): Use separate arrays for output section
5447 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5449 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5450 output_sections and section_offsets.
5451 (Sized_relobj::write_local_symbols): Likewise.
5452 (map_to_kept_section): Compute output address directly.
5453 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5454 output_sections and section_offsets.
5455 (Sized_relobj::write_sections): Likewise.
5456 (Sized_relobj::relocate_sections): Likewise.
5457 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5458 * output.h (class Output_reloc): Update declarations. Change
5459 u2_.relobj to Sized_relobj*.
5460 (class Output_data_reloc): Change add functions to use
5462 * output.cc (Output_reloc::Output_reloc): Change relobj to
5464 (Output_reloc::local_section_offset): Change return type to
5465 Elf_Addr. Use get_output_section_offset.
5466 (Output_reloc::get_address): Likewise.
5467 (Output_section::is_input_address_mapped): Don't call
5468 is_section_specially_mapped.
5469 (Output_section::output_offset): Likewise.
5470 (Output_section::output_address): Likewise.
5471 (Output_section::starting_output_address): Likewise.
5472 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5473 parameter to Sized_relobj*.
5474 (Copy_relocs::need_copy_reloc): Likewise.
5475 (Copy_relocs::save): Likewise.
5476 * copy-relocs.h (class Copy_relocs): Update declarations.
5477 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5478 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5479 * target-reloc.h (relocate_for_relocatable): Change
5480 offset_in_output_section type to Elf_Addr. Change code that uses
5482 * layout.cc (Layout::layout): Always set *off.
5483 * mapfile.cc (Mapfile::print_input_section): Use
5484 output_section_offset.
5485 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5487 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5488 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5489 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5491 2008-07-03 Ian Lance Taylor <iant@google.com>
5493 * layout.cc (Layout::include_section): Do not discard unrecognized
5494 SHT_STRTAB sections.
5496 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5498 * script.cc (Lex::can_continue_name): Make '?' allowable in
5499 version-script names.
5500 * testsuite/version_script.map: Change glob pattern to use '?'
5502 2008-06-30 Manish Singh <yosh@gimp.org>
5505 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5508 2008-06-30 Ian Lance Taylor <iant@google.com>
5512 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5513 versions]: Don't try to read the value in the contents, since we
5514 don't use it. Use the template endianness when writing.
5516 2008-06-25 Cary Coutant <ccoutant@google.com>
5518 * fileread.cc (File_read::make_view): Assert on zero-length view.
5519 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5520 symbol table when there are no symbols to read.
5522 2008-06-23 Craig Silverstein <csilvers@google.com>
5524 * version.cc (version_string): Bump to 1.7
5526 2008-06-18 Craig Silverstein <csilvers@google.com>
5528 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5529 constant 0xFFFF to type Valtype.
5530 (Powerpc_relocate_functions::rel16_ha): Likewise.
5532 2008-06-17 Ian Lance Taylor <iant@google.com>
5534 * output.h (Output_section::Input_section): Initialize p2align_ to
5535 zero for Output_section_data constructors.
5536 (Output_section::Input_section::addralign): If not an input
5537 section, return the alignment of the Output_section_data.
5538 * testsuite/copy_test.cc: New file.
5539 * testsuite/copy_test_1.cc: New file.
5540 * testsuite/copy_test_2.cc: New file.
5541 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5542 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5543 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5544 (copy_test_1_pic.o, copy_test_1.so): New targets.
5545 (copy_test_2_pic.o, copy_test_2.so): New targets.
5546 * testsuite/Makefile.in: Rebuild.
5548 * script-sections.cc (Script_sections::place_orphan): Initialize
5549 local variable exact.
5551 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5553 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5555 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5556 David S. Miller <davem@davemloft.net>
5558 * powerpc.cc: New file.
5559 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5560 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5561 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5562 * Makefile.in: Rebuild.
5564 2008-06-09 Ian Lance Taylor <iant@google.com>
5566 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5568 (throwing, orig_terminate): New static variables.
5569 (terminate_handler): New static function.
5570 (t2): Set terminate handler.
5572 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5575 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5578 2008-05-30 Cary Coutant <ccoutant@google.com>
5580 * archive.cc (Archive::include_all_members) Correct to step
5581 over symbol table and extended name table in thin archives.
5583 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5586 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5589 2008-05-28 Caleb Howe <cshowe@google.com>
5591 * reduced_debug_output.cc: New file.
5592 * reduced_debug_output.h: New file.
5593 * options.h (class General_options): Add --strip-debug-non-line.
5594 * options.cc (General_options::finalize): Add strip_debug_non_line
5595 to the strip heirarchy.
5596 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5598 * layout.cc: Include "reduced_debug_output.h".
5599 (Layout::Layout): Initialize new fields.
5600 (line_only_debug_sections): New static array.
5601 (is_lines_only_debug_sections): New static inline function.
5602 (Layout::include_section): Handle --strip-debug-non-line.
5603 (Layout::make_output_section): If --strip-debug-non-line, build
5604 new output sections for .debug_abbrev and .debug_info.
5605 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5606 gold. Warn about possible overflow.
5607 (read_signed_LEB_128): Likewise.
5608 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5609 (read_signed_LEB_128): Declare.
5610 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5611 (HFILES): Add reduced_debug_output.h.
5612 * Makefile.in: Rebuild.
5614 2008-05-21 Ian Lance Taylor <iant@google.com>
5616 * mapfile.cc: New file.
5617 * mapfile.h: New file.
5618 * options.h (class General_options): Add -M/--print-map and -Map.
5619 * options.cc (General_options::finalize): Make -M equivalent to
5621 * main.cc: Include <cstdio> and "mapfile.h".
5622 (main): Open mapfile if requested.
5623 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5624 constructor. Change caller.
5625 (queue_initial_tasks): Add mapfile parameter. Change caller.
5626 (queue_middle_tasks): Likewise.
5627 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5629 * archive.cc: Include "mapfile.h".
5630 (Archive::add_symbols): Add mapfile parameter. Change all
5631 callers. Pass mapfile, symbol, and reason to include_member.
5632 (Archive::include_all_members): Add mapfile parameter. Change all
5634 (Archive::include_member): Add mapfile, sym, and why parameters.
5635 Change all callers. Report inclusion to map file.
5636 * archive.h: Include "fileread.h".
5637 (class Archive): Update declarations.
5638 (Archive::file): New const method.
5639 (class Add_archive_symbols): Add mapfile_ field. Update
5640 constructor. Change all callers.
5641 * readsyms.h (class Read_symbols): Likewise.
5642 (class Finish_group): Likewise.
5643 (class Read_script): Likewise.
5644 * common.cc: Include "mapfile.h".
5645 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5647 (Symbol_table::do_allocate_commons): Likewise.
5648 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5649 symbol allocation to mapfile.
5650 * common.h (class Allocate_commons_task): Add mapfile_ field.
5651 Update constructor. Change all callers.
5652 * symtab.h (class Symbol_table): Update declarations.
5653 * layout.cc: Include "mapfile.h".
5654 (Layout_task_runner::run): Print information to mapfile.
5655 (Layout::create_gold_note): Change Output_data_fixed_space to
5656 Output_data_zero_fill.
5657 (Layout::create_build_id): Likewise.
5658 (Layout::print_to_mapfile): New function.
5659 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5660 constructor. Change caller.
5661 (class Layout): Declare print_to_mapfile.
5662 * output.cc (Output_section::Input_section::print_to_mapfile): New
5664 (Output_section::add_input_section): If producing a map, always
5665 add to input_sections_ list.
5666 (Output_section::do_print_to_mapfile): New function.
5667 (Output_segment::print_sections_to_mapfile): New function.
5668 (Output_segment::print_section_list_to_mapfile): New function.
5669 * output.h: Include "mapfile.h".
5670 (Output_data::print_to_mapfile): New function.
5671 (Output_data::do_print_to_mapfile): New virtual function.
5672 (Output_segment_headers::do_print_to_mapfile): New function.
5673 (Output_file_header::do_print_to_mapfile): New function.
5674 (Output_data_const::do_print_to_mapfile): New function.
5675 (class Output_data_const_buffer): Add map_name_ field. Update
5676 constructor. Change all callers. Add do_print_to_mapfile
5678 (class Output_data_fixed_space): Likewise.
5679 (class Output_data_space): Likewise.
5680 (class Output_data_zero_fill): New class.
5681 (Output_data_strtab::do_print_to_mapfile): New function.
5682 (Output_data_reloc_base::do_print_to_mapfile): New function.
5683 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5684 (Output_data_group::do_print_to_mapfile): New function.
5685 (Output_data_got::do_print_to_mapfile): New function.
5686 (Output_data_dynamic::do_print_to_mapfile): New function.
5687 (Output_symtab_xindex::do_print_to_mapfile): New function.
5688 (class Output_section): Declare do_print_to_mapflie. Declare
5689 print_to_mapfile in Input_section.
5690 (class Output_segment): Declare new functions.
5691 * object.h (Sized_relobj::symbol_count): New function.
5692 * script-sections.cc
5693 (Output_section_element_dot_assignment::set_section_addresses):
5694 Change Output_data_fixed_space to Output_data_zero_fill.
5695 (Output_data_expression::do_print_to_mapfile): New function.
5696 * script.cc (read_input_script): Add mapfile parameter. Change
5698 * script.h (read_input_script): Update declaration.
5699 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5700 (Eh_frame::do_print_to_mapfile): New function.
5701 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5702 (Output_merge_string::do_print_to_mapfile): New function.
5703 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5705 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5707 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5709 * Makefile.am (CCFILES): Add mapfile.cc.
5710 (HFILES): Add mapfile.h.
5711 * Makefile.in: Rebuild.
5713 2008-05-19 Ian Lance Taylor <iant@google.com>
5715 * options.h (class General_options): Add -z relro.
5716 * layout.cc (Layout::Layout): Initialize relro_segment_.
5717 (Layout::add_output_section_data): Return the output section.
5718 (Layout::make_output_section): Rcognize relro sections and mark
5720 (Layout::attach_allocated_section_to_segment): Put relro sections
5721 in a PT_GNU_RELRO segment.
5722 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5724 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5726 (Layout::linkonce_mapping): Map d.rel.ro.local to
5728 (Layout::output_section_name): Us .data.rel.ro.local for any
5729 section which begins with that.
5730 * layout.h (class Layout): Update add_output_section_data
5731 declaration. Add relro_segment_ field.
5732 * output.cc (Output_section::Output_section): Initialize is_relro_
5733 and is_relro_local_ fields.
5734 (Output_segment::add_output_section): Group relro sections.
5735 (Output_segment::is_first_section_relro): New function.
5736 (Output_segment::maximum_alignment): If there is a relro section,
5737 align the segment to the common page size.
5738 (Output_segment::set_section_addresses): Track whether we are
5739 looking at relro sections. If the last section is a relro
5740 section, align to the common page size.
5741 (Output_segment::set_section_list_addresses): Add in_relro
5742 parameter. Change all callers. Align to the page size when
5743 moving from relro to non-relro section.
5744 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5746 * output.h (class Output_section): Add is_relro_ and
5747 is_relro_local_ fields.
5748 (Output_section::is_relro): New function.
5749 (Output_section::set_is_relro): New function.
5750 (Output_section::is_relro_local): New function.
5751 (Output_section::set_is_relro_local): New function.
5752 (class Output_segment): Update declarations.
5753 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5754 * sparc.cc (Target_sparc::got_section): Likewise.
5755 * x86_64.cc (Target_x86_64::got_section): Likewise.
5756 * testsuite/relro_test_main.cc: New file.
5757 * testsuite/relro_test.cc: New file.
5758 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5759 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5760 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5761 (relro_test.so, relro_test_pic.o): New targets.
5762 * testsuite/Makefile.in: Rebuild.
5764 2008-05-16 Ian Lance Taylor <iant@google.com>
5766 * output.cc (Output_segment::add_output_section): Remove front
5768 * output.h (class Output_segment): Remove
5769 add_initial_output_section and overloaded add_output_section.
5770 Update declaration of remaining add_output_section.
5771 * layout.cc (Layout::create_interp): Call add_output_section
5772 rather than add_initial_output_section.
5773 (Layout::finish_dynamic_section): Likewise.
5775 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5776 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5777 know the dynamic type.
5778 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5779 field. Initialize it in constructor.
5780 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5781 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5782 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5785 * output.cc (Output_reloc::get_address): Change return type to
5787 * output.h (class Output_reloc): Update get_address declaration.
5788 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5789 for section addresses.
5791 2008-05-09 Ian Lance Taylor <iant@google.com>
5794 * gold.cc (gold_nomem): Use return value of write.
5796 2008-05-08 Ian Lance Taylor <iant@google.com>
5798 * symtab.c (Symbol::init_base_output_data): Add version
5799 parameter. Change all callers.
5800 (Symbol::init_base_output_segment): Likewise.
5801 (Symbol::init_base_constant): Likewise.
5802 (Symbol::init_base_undefined): Likewise.
5803 (Sized_symbol::init_output_data): Likewise.
5804 (Sized_symbol::init_output_segment): Likewise.
5805 (Sized_symbol::init_constant): Likewise.
5806 (Sized_symbol::init_undefined): Likewise.
5807 (Symbol_table::do_define_in_output_data): If the new symbol has a
5808 version, mark it as the default.
5809 (Symbol_table::do_define_in_output_segment): Likewise.
5810 (Symbol_table::do_define_as_constant): Likewise.
5811 * symtab.h (class Symbol): Update declarations.
5812 (class Sized_symbol): Likewise.
5813 * resolve.cc (Symbol::override_version): New function.
5814 (Symbol::override_base): Call override_version.
5815 (Symbol::override_base_with_special): Likewise.
5816 * testsuite/ver_script_8.script: New file.
5817 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5818 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5819 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5820 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5822 2008-05-06 Ian Lance Taylor <iant@google.com>
5825 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5827 (class General_options): Remove existing --undefined, and add
5828 --no-undefined instead. Add new --undefined as synonym for -u.
5829 * archive.cc (Archive::add_symbols): Check whether symbol was
5831 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5832 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5833 all uses. Add IS_UNDEFINED. Update declarations to split
5834 different versions of init_base. Declare init_base_undefined.
5835 (Symbol::is_defined): Handle IS_UNDEFINED.
5836 (Symbol::is_undefined): Likewise.
5837 (Symbol::is_weak_undefined): Call is_undefined.
5838 (Symbol::is_absolute): Handle IS_CONSTANT.
5839 (class Sized_symbol): Update declarations to split different
5840 versions of init. Declare init_undefined.
5841 (class Symbol_table): Declare new functions.
5842 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5844 (Symbol::init_base_output_data): Likewise.
5845 (Symbol::init_base_output_segment): Likewise.
5846 (Symbol::init_base_constant): Likewise.
5847 (Symbol::init_base_undefined): New function.
5848 (Sized_symbol::init_object): Rename from init. Change all
5850 (Sized_symbol::init_output_data): Likewise.
5851 (Sized_symbol::init_output_segment): Likewise.
5852 (Sized_symbol::init_constant): Likewise.
5853 (Sized_symbol::init_undefined): New function.
5854 (Symbol_table::add_undefined_symbols_from_command_line): New
5856 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5858 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5859 (Symbol::output_section): Likewise.
5860 (Symbol::set_output_section): Likewise.
5861 (Symbol_table::sized_finalize_symbol): Likewise.
5862 (Symbol_table::sized_write_globals): Likewise.
5863 * resolve.cc (Symbol_table::should_override): Likewise.
5864 (Symbol::override_base_with_special): Likewise.
5866 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5867 symbol, change it to have default visibility.
5868 * testsuite/protected_1.cc: New file.
5869 * testsuite/protected_2.cc: New file.
5870 * testsuite/protected_3.cc: New file.
5871 * testsuite/protected_main_1.cc: New file.
5872 * testsuite/protected_main_2.cc: New file.
5873 * testsuite/protected_main_3.cc: New file.
5874 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5875 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5876 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5877 (protected_1.so): New target.
5878 (protected_1_pic.o, protected_2_pic.o): New targets.
5879 (protected_3_pic.o): New target.
5880 (check_PROGRAMS): Add protected_2.
5881 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5882 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5883 * testsuite/Makefile.in: Rebuild.
5885 * options.h (DEFINE_var): Add set_user_set_##varname__.
5886 (DEFINE_bool_alias): New macro.
5887 (class General_options): Define -Bstatic using DEFINE_bool_alias
5888 rather than DEFINE_special. Add --undefined as an alias for -z
5890 * options.cc (General_options::parse_Bstatic): Remove.
5892 * options.h (class General_options): Add --fatal-warnings.
5893 * main.cc (main): Implement --fatal-warnings.
5894 * errors.h (Errors::warning_count): New function.
5896 * options.h (class General_options): Add -Bsymbolic-functions.
5897 * symtab.h (Symbol::is_preemptible): Check for
5898 -Bsymbolic-functions.
5900 2008-05-05 Ian Lance Taylor <iant@google.com>
5902 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5903 as noVARNAME rather than no-VARNAME.
5904 (class General_options): Add option -z combreloc.
5905 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5907 (Output_reloc::sort_before) [SHT_REL]: New function.
5908 (Output_reloc::sort_before) [SHT_RELA]: New function.
5909 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5910 Sort_relocs_comparison.
5911 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5912 parameter. Change all callers.
5913 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5914 sort_relocs parameter. Change all callers.
5915 * output.cc (Output_reloc::get_address): New function, broken out
5917 (Output_reloc::write_rel): Call it.
5918 (Output_reloc::compare): New function.
5919 (Output_data_reloc_base::do_write): Optionally sort relocs.
5921 * configure.ac: If targ_extra_obj is set, link it in.
5922 * configure.tgt: Initialize all variables.
5923 (x86_64*): Set targ_extra_obj and targ_extra_size.
5924 * configure: Rebuild.
5926 * object.cc (Sized_relobj::include_section_group): Adjust section
5927 indexes read from group data. Build vector to pass to
5929 * layout.cc (Layout::layout_group): Add flags and shndxes
5930 parameters. Remove contents parameter. Change caller. Update
5931 explicit instantiations.
5932 * layout.h (class Layout): Update layout_group declaration.
5933 * output.cc (Output_data_group::Output_data_group): Add flags and
5934 input_shndxes parameters. Remove contents parameter. Change
5936 (Output_data_group::do_write): Change input_sections_ to
5938 * output.h (class Output_data_group): Update constructor
5939 declaration. Rename input_sections_ to input_shndxes_.
5940 * testsuite/many_sections_test.cc: Add template.
5942 2008-04-30 Cary Coutant <ccoutant@google.com>
5944 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5946 * layout.cc (Layout::include_section): Refactored check for debug
5948 (Layout::add_comdat): Add new parameters. Change type
5949 of signature parameter. Add object and shndx to signatures table.
5950 (Layout::find_kept_object): New function.
5951 * layout.h: Include <cstring>.
5952 (Layout::is_debug_info_section): New function.
5953 (Layout::add_comdat): Add new parameters.
5954 (Layout::find_kept_object): New function.
5955 (Layout::Kept_section): New struct.
5956 (Layout::Signatures): Change type of map range.
5957 * object.cc (Relobj::output_section_address): New function.
5958 (Sized_relobj::include_section_group): Add new parameters. Change
5959 calls to Layout::add_comdat. Change to build table of kept comdat
5960 groups and table mapping discarded sections to kept sections.
5961 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5962 (Sized_relobj::do_layout): Change calls to include_section_group and
5963 include_linkonce_section.
5964 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5965 value to zero when section is discarded.
5966 (Sized_relobj::map_to_kept_section): New function.
5967 * object.h (Relobj::output_section_address): New function.
5968 (Relobj::Comdat_group): New type.
5969 (Relobj::find_comdat_group): New function.
5970 (Relobj::Comdat_group_table): New type.
5971 (Relobj::Kept_comdat_section): New type.
5972 (Relobj::Kept_comdat_section_table): New type.
5973 (Relobj::add_comdat_group): New function.
5974 (Relobj::set_kept_comdat_section): New function.
5975 (Relobj::get_kept_comdat_section): New function.
5976 (Relobj::comdat_groups_): New field.
5977 (Relobj::kept_comdat_sections_): New field.
5978 (Symbol_value::input_value): Update comment.
5979 (Sized_relobj::map_to_kept_section) New function.
5980 (Sized_relobj::include_linkonce_section): Add new parameter.
5981 * target-reloc.h (Comdat_behavior): New type.
5982 (get_comdat_behavior): New function.
5983 (relocate_section): Add code to map a discarded section to the
5984 corresponding kept section when applying a relocation.
5986 2008-04-30 Craig Silverstein <csilvers@google.com>
5988 * dwarf_reader.cc (next_generation_count): New static var.
5989 (Addr2line_cache_entry): New struct.
5990 (addr2line_cache): New static var.
5991 (Dwarf_line_info::one_addr2line): Added caching.
5992 (Dwarf_line_info::clear_addr2line_cache): New function.
5993 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5994 cache-size parameter.
5995 (Dwarf_line_info::one_addr2line_cache): New function.
5996 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5997 new cache-size argument to one_addr2line(), and clear cache.
5999 2008-04-28 Cary Coutant <ccoutant@google.com>
6001 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6002 R_386_PC8 relocations.
6004 2008-04-23 Ian Lance Taylor <iant@google.com>
6006 * object.cc (Sized_relobj::include_section_group): Check for
6007 invalid section group.
6009 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6012 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6013 than read for file header.
6014 * archive.cc (Archive::include_member): Likewise.
6016 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6018 * aclocal.m4: Regenerate.
6019 * configure: Regenerate.
6021 2008-04-19 Ian Lance Taylor <iant@google.com>
6023 * version.cc (version_string): Bump to 1.6.
6025 * testsuite/Makefile.am (many_sections_r_test): New target.
6026 (many_sections_r_test_SOURCES): Remove.
6027 (many_sections_r_test_DEPENDENCIES): Remove.
6028 (many_sections_r_test_LDFLAGS): Remove.
6029 (many_sections_r_test_LDADD): Remove.
6031 * object.cc (Sized_relobj::do_add_symbols): Always pass
6032 local_symbol_count_ to add_from_relobj.
6034 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6035 every thousand variables.
6036 * testsuite/Makefile.in: Rebuild.
6038 * object.cc (Xindex::initialize_symtab_xindex): New function.
6039 (Xindex::read_symtab_xindex): New function.
6040 (Xindex::sym_xindex_to_shndx): New function.
6041 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6043 (Sized_relobj::do_initialize_xindex): New function.
6044 (Sized_relobj::do_read_symbols): Adjust section links.
6045 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6046 parameter. Change all callers.
6047 (Sized_relobj::include_section_group): Adjust section links and
6048 symbol section indexes.
6049 (Sized_relobj::do_layout): Adjust section links.
6050 (Sized_relobj::do_count_local_symbols): Adjust section links and
6051 symbol section indexes.
6052 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6053 ordinary and special symbols.
6054 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6055 dynsym_xindex parameters. Change all callers. Adjust section
6056 links. Use SHN_XINDEX when needed.
6057 (Sized_relobj::get_symbol_location_info): Adjust section links.
6058 Don't get fooled by special symbols.
6059 * object.h (class Xindex): Define.
6060 (class Object): Add xindex_ parameter. Declare virtual functoin
6061 do_initialize_xindex.
6062 (Object::adjust_sym_shndx): New function.
6063 (Object::set_xindex): New protected function.
6064 (class Symbol_value): Add is_ordinary_shndx_ field.
6065 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6066 (Symbol_value::value): Assert ordinary section.
6067 (Symbol_value::initialize_input_to_output_map): Likewise.
6068 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6070 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6072 (class Sized_relobj): Update declarations.
6073 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6074 parameter. Change all callers.
6075 (Sized_relobj::adjust_shndx): New function.
6076 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6078 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6079 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6080 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6081 (Sized_dynobj::read_dynsym_section): Adjust section links.
6082 (Sized_dynobj::read_dynamic): Likewise.
6083 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6085 (Sized_dynobj::do_initialize_xindex): New function.
6086 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6087 do_initialize_xindex.
6088 (Sized_dynobj::adjust_shndx): New function.
6089 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6090 dynsym_xindex_ fields.
6091 (Layout::finalize): Add a call to set_section_indexes before
6092 creating the symtab sections.
6093 (Layout::set_section_indexes): Don't do anything if the section
6094 already has a section index.
6095 (Layout::create_symtab_sections): Add shnum parameter. Change
6096 caller. Create .symtab_shndx section if needed.
6097 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6099 (Layout::allocated_output_section_count): New function.
6100 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6102 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6103 fields. Update declarations.
6104 (Layout::symtab_xindex): New function.
6105 (Layout::dynsym_xindex): New function.
6106 (class Write_symbols_task): Add layout_ field.
6107 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6109 * output.cc (Output_section_headers::Output_section_headers): Add
6110 shstrtab_section parameter. Change all callers.
6111 (Output_section_headers::do_sized_write): Store overflow values
6112 for section count and section string table section index in
6113 section header zero.
6114 (Output_file_header::do_sized_write): Check for overflow of
6115 section count and section string table section index.
6116 (Output_symtab_xindex::do_write): New function.
6117 (Output_symtab_xindex::endian_do_write): New function.
6118 * output.h (class Output_section_headers): Add shstrtab_section_.
6119 Update declarations.
6120 (class Output_symtab_xindex): Define.
6121 (Output_section::has_out_shndx): New function.
6122 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6124 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6126 (Sized_symbol::init): Likewise.
6127 (Symbol::output_section): Check for ordinary symbol.
6128 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6129 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6131 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6132 Change all callers. Simplify handling of symbols from sections
6133 not included in the link.
6134 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6136 (Weak_alias_sorter::operator()): Assert that symbols are
6138 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6140 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6141 parameters. Change all callers.
6142 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6143 symbol distinction. Use SHN_XINDEX when needed.
6144 (Symbol_table::write_section_symbol): Add symtab_xindex
6145 parameter. Change all callers.
6146 (Symbol_table::sized_write_section_symbol): Likewise. Use
6147 SHN_XINDEX when needed.
6148 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6150 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6151 (Symbol::is_defined): Check is_ordinary.
6152 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6153 (Symbol::is_absolute, Symbol::is_common): Likewise.
6154 (class Sized_symbol): Update declarations.
6155 (class Symbol_table): Update declarations.
6156 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6157 parameters. Change all callers.
6158 (Sized_symbol::override): Likewise.
6159 (Symbol_table::override): Likewise.
6160 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6161 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6162 is_ordinary, and orig_st_shndx parameters. Change all callers.
6163 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6164 to be in an ordinary section.
6165 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6166 object and is_ordinary parameters. Change all callers.
6167 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6168 Change all callers. Don't add undefined or non-ordinary symbols
6170 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6172 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6174 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6175 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6176 (Sized_relobj::relocate_sections): Likewise.
6177 * target-reloc.h (scan_relocs): Adjust section symbol index.
6178 (scan_relocatable_relocs): Likewise.
6179 * i386.cc (Scan::local): Check for ordinary symbols.
6180 * sparc.cc (Scan::local): Likewise.
6181 * x86_64.cc (Scan::local): Likewise.
6182 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6183 to symbol_section_and_value.
6184 * testsuite/many_sections_test.cc: New file.
6185 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6186 (check_PROGRAMS): Add many_sections_test.
6187 (many_sections_test_SOURCES): Define.
6188 (many_sections_test_DEPENDENCIES): Define.
6189 (many_sections_test_LDFLAGS): Define.
6190 (BUILT_SOURCES): Add many_sections_define.h.
6191 (many_sections_define.h): New target.
6192 (BUILT_SOURCES): Add many_sections_check.h.
6193 (many_sections_check.h): New target.
6194 (check_PROGRAMS): Add many_sections_r_test.
6195 (many_sections_r_test_SOURCES): Define.
6196 (many_sections_r_test_DEPENDENCIES): Define.
6197 (many_sections_r_test_LDFLAGS): Define.
6198 (many_sections_r_test_LDADD): Define.
6199 (many_sections_r_test.o): New target.
6200 * testsuite/Makefile.in: Rebuild.
6202 2008-04-17 Cary Coutant <ccoutant@google.com>
6204 * errors.cc (Errors::info): New function.
6205 (gold_info): New function.
6206 * errors.h (Errors::info): New function.
6207 * gold.h (gold_info): New function.
6208 * object.cc (Input_objects::add_object): Print trace output.
6209 * options.cc (options::parse_set): New function.
6210 (General_options::parse_wrap): Deleted.
6211 (General_options::General_options): Deleted initializer.
6212 * options.h (options::String_set): New typedef.
6213 (options::parse_set): New function.
6214 (DEFINE_set): New macro.
6215 (General_options::wrap): Changed to use DEFINE_set. Changed
6216 callers of any_wrap_symbols and is_wrap_symbol.
6217 (General_options::trace, General_options::trace_symbol):
6219 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6220 (General_options::wrap_symbols_): Deleted.
6221 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6223 2008-04-17 David S. Miller <davem@davemloft.net>
6225 * options.cc (General_options::parse_V): New function.
6226 * options.h: Add entries for -V and -Qy.
6228 2008-04-17 Ian Lance Taylor <iant@google.com>
6230 * common.cc (Symbol_table::allocate_commons): Remove options
6231 parameter. Change caller.
6232 (Symbol_table::do_allocate_commons): Remove options parameter.
6233 Change caller. Just call do_allocate_commons_list twice.
6234 (Symbol_table::do_allocate_commons_list): New function, broken out
6235 of do_allocate_commons.
6236 * common.h (class Allocate_commons_task): Remove options_ field.
6238 * symtab.cc (Symbol_table::Symbol_table): Initialize
6240 (Symbol_table::add_from_object): Put TLS common symbols on
6242 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6243 which are IN_OUTPUT_DATA.
6244 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6245 allocate_commons and do_allocate_commons declarations. Declare
6246 do_allocate_commons_list.
6247 * gold.cc (queue_middle_tasks): Update creation of
6248 Allocate_commons_task to not pass options.
6249 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6250 (TLS_TEST_C_FLAGS): New variable.
6251 (tls_test_c_pic.o): New target.
6252 (tls_test_shared.so): Link in tls_test_c_pic.o.
6253 (tls_test_c_pic_ie.o): New target.
6254 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6255 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6256 (tls_test_c.o): New target.
6257 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6258 (tls_pic_test_LDADD): Likewise.
6259 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6260 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6261 (tls_test_c_gnu2.o): New target.
6262 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6264 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6265 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6266 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6267 * testsuite/tls_test.cc: Include "config.h".
6268 (t_last): Call t11_last.
6269 * testsuite/tls_test.h (t11, t11_last): Declare.
6270 * testsuite/tls_test_c.c: New file.
6271 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6272 * configure.ac: Check for OpenMP support.
6273 * configure, config.in, Makefile.in: Rebuild.
6274 * testsuite/Makefile.in: Rebuild.
6276 2008-04-16 Cary Coutant <ccoutant@google.com>
6278 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6279 (Target_i386::tls_base_symbol_defined_): New field.
6280 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6281 (Target_i386::Scan::global): Likewise.
6282 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6283 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6284 (Target_x86_64::tls_base_symbol_defined_): New field.
6285 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6286 (Target_x86_64::Scan::global): Likewise.
6288 2008-04-16 Cary Coutant <ccoutant@google.com>
6290 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6291 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6292 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6293 building shared libraries.
6294 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6295 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6296 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6297 * testsuite/Makefile.in: Rebuild.
6298 * testsuite/weak_undef.h: New file.
6299 * testsuite/weak_undef_file1.cc: Add extra test cases.
6300 * testsuite/weak_undef_file2.cc: Likewise.
6301 * testsuite/weak_undef_test.cc: Likewise.
6303 2008-04-16 David S. Miller <davem@davemloft.net>
6305 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6306 Add issued_non_pic_error_ field. Declare check_non_pic.
6307 (Target_sparc::Scan::check_non_pic): New function.
6308 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6309 (Target_sparc::Scan::global): Likewise.
6311 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6312 * configure: Rebuild.
6314 * options.h (DEFINE_enable): New macro.
6315 (new_dtags): New enable option.
6316 (initfirst, interpose, loadfltr, nodefaultlib,
6317 nodelete, nodlopen, nodump): New -z options.
6318 * layout.cc (Layout:finish_dynamic_section): If new
6319 dtags enabled, emit DT_RUNPATH. Also, emit a
6320 DT_FLAGS_1 containing any specified -z flags.
6322 2008-04-16 Ian Lance Taylor <iant@google.com>
6324 * copy-relocs.cc: New file.
6325 * copy-relocs.h: New file.
6326 * reloc.cc: Remove Copy_relocs code.
6327 * reloc.h: Likewise.
6328 * reloc-types.h (struct Reloc_types) [both versions]: Add
6329 get_reloc_addend_noerror.
6330 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6331 variants of add_global which take an addend which must be zero.
6332 * i386.cc: Include "copy-relocs.h".
6333 (class Target_i386): Change type of copy_relocs_ to variable,
6335 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6337 (Target_i386::do_finalize_sections): Change handling of
6339 * sparc.cc: Include "copy-relocs.h".
6340 (class Target_sparc): Change type of copy_relocs_ to variable,
6342 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6344 (Target_sparc::do_finalize_sections): Change handling of
6346 * x86_64.cc: Include "copy-relocs.h".
6347 (class Target_x86_64): Change type of copy_relocs_ to variable,
6349 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6350 class. Change all callers.
6351 (Target_x86_64::do_finalize_sections): Change handling of
6353 * Makefile.am (CCFILES): Add copy-relocs.cc.
6354 (HFILES): Add copy-relocs.h.
6356 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6358 * testsuite/script_test_4.sh: Permit leading zeroes.
6360 2008-04-15 Ian Lance Taylor <iant@google.com>
6362 * script-sections.cc (Script_sections::create_segments): Use
6363 header_size_adjustment even when there is enough room for the
6365 * testsuite/script_test_4.sh: New file.
6366 * testsuite/script_test_4.t: New file.
6367 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6368 (check_DATA): Add script_test_4.stdout.
6369 (MOSTLYCLEANFILES): Likewise.
6370 (script_test_4): New target.
6371 (script_test_4.stdout): New target.
6372 * testsuite/Makefile.in: Rebuild.
6374 * sparc.cc: Add definitions for Output_data_plt_sparc class
6377 2008-04-14 David S. Miller <davem@davemloft.net>
6379 * sparc.cc: New file.
6380 * Makefile.am (TARGETSOURCES): Add sparc.cc
6381 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6382 * configure.tgt: Document targ_extra_size and
6383 targ_extra_big_endian. Add entries for sparc-* and
6385 * configure.ac: Handle targ_extra_size and
6386 targ_extra_big_endian.
6387 * Makefile.in: Rebuild.
6388 * configure: Likewise.
6389 * po/POTFILES.in: Likewise.
6390 * po/gold.pot: Likewise.
6392 2008-04-14 Ian Lance Taylor <iant@google.com>
6394 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6395 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6396 in the name/type/flags to section mapping. Don't call
6397 allocate_output_section.
6398 (Layout::choose_output_section): Change parameter from adjust_name
6399 to is_input_section. Don't permit input sections after sections
6400 are attached to segments. Don't call allocate_output_section.
6401 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6402 not write_enable_output_section.
6403 (Layout::make_output_section): Don't push to
6404 unattached_section_list_ nor call attach_to_segment. Call
6405 attach_section_to_segment if sections are attached.
6406 (Layout::attach_sections_to_segments): New function.
6407 (Layout::attach_section_to_segment): New function.
6408 (Layout::attach_allocated_section_to_segment): Rename from
6409 attach_to_segment. Remove flags parameter.
6410 (Layout::allocate_output_section): Remove function.
6411 (Layout::write_enable_output_section): Remove function.
6412 * layout.h (class Layout): Update for above changes. Add new
6413 field sections_are_attached_.
6414 * output.h (Output_section::update_flags_for_input_section): New
6416 * output.cc (Output_section::add_input_section): Call
6417 update_flags_for_input_section.
6418 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6420 2008-04-11 Cary Coutant <ccoutant@google.com>
6422 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6423 thought unnecessary.
6424 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6426 2008-04-11 Ian Lance Taylor <iant@google.com>
6428 * output.h (class Output_section_data): Remove inline definition
6430 * output.cc (Output_section_data::set_addralign): New function.
6432 2008-04-11 Cary Coutant <ccoutant@google.com>
6434 Add support for TLS descriptors for i386 and x86_64.
6435 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6436 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6437 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6439 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6440 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6441 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6443 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6444 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6445 Fix problem with initial-exec relocations.
6446 (Target_i386::Relocate::relocate_tls): Likewise.
6447 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6449 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6450 support for section-plus-offset dynamic table entries.
6451 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6452 (Output_data_dynamic::Dynamic_entry): Add support for
6453 section-plus-offset dynamic table entries.
6454 (Output_data_dynamic::Classification): Likewise.
6455 (Output_data_dynamic::classification_): Renamed offset_.
6456 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6457 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6458 (Target_x86_64::make_plt_section): New function.
6459 (Target_x86_64::reserve_tlsdesc_entries): New function.
6460 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6461 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6462 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6463 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6464 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6465 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6466 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6467 add extra PLT entry for TLS descriptors.
6468 (Output_data_plt_x86_64::got_): New field.
6469 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6470 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6472 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6474 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6475 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6476 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6477 R_386_TLS_DESC_CALL relocations.
6478 (Target_x86_64::Scan::global): Likewise.
6479 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6480 for TLS descriptors.
6481 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6482 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6483 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6484 GD-to-IE relaxation.
6485 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6486 and TLS_DESCRIPTORS.
6487 * Makefile.in: Rebuild.
6488 * configure: Rebuild.
6489 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6490 (tls_test_shared2.so): New target.
6491 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6492 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6493 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6494 (tls_shared_gd_to_ie_test_LDADD): New variable.
6495 (tls_shared_gnu2_gd_to_ie_test): New target.
6496 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6498 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6499 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6500 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6501 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6502 (tls_shared_gnu2_test): New target.
6503 (tls_test_gnu2_shared.so): New target.
6504 (tls_shared_gnu2_test_SOURCES): New variable.
6505 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6506 (tls_shared_gnu2_test_LDFLAGS): New variable.
6507 (tls_shared_gnu2_test_LDADD): New variable.
6508 * testsuite/Makefile.in: Rebuild.
6509 * testsuite/Makefile.
6511 2008-04-11 Ian Lance Taylor <iant@google.com>
6513 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6515 * testsuite/Makefile.in: Rebuild.
6517 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6519 * testsuite/script_test_2.cc (main): Adjust test.
6521 2008-04-11 David S. Miller <davem@davemloft.net>
6522 Ian Lance Taylor <iant@google.com>
6524 * options.h (General_options): Add entries for '-Y' and
6526 * options.cc (General_options:finalize): If -Y was used, add those
6527 entries to the library path instead of the default "/lib" and
6530 2008-04-11 David S. Miller <davem@davemloft.net>
6532 * testsuite/justsyms.t: Start at 0x100.
6533 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6534 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6536 * testsuite/script_test_2.cc: Adjust string and section length
6539 2008-04-09 Ian Lance Taylor <iant@google.com>
6542 * script-sections.cc (Sections_element::allocate_to_segment): Add
6544 (Output_section_definition::allocate_to_segment): Likewise.
6545 (Orphan_output_section::allocate_to_segment): Likewise.
6546 (Script_sections::attach_sections_using_phdrs_clause): Don't
6547 propagate non-PT_LOAD segments to orphan sections.
6548 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6549 readelf rather than objdump.
6550 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6551 .interp section and PT_INTERP segment are the same size.
6552 * testsuite/Makefile.in: Rebuild.
6554 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6555 aliases for symbols defined in the same object.
6556 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6557 (weak_alias_test_SOURCES): New variable.
6558 (weak_alias_test_DEPENDENCIES): New variable.
6559 (weak_alias_test_LDFLAGS): New variable.
6560 (weak_alias_test_LDADD): New variable.
6561 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6562 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6563 (weak_alias_test_3.o): New target.
6564 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6565 * testsuite/weak_alias_test_main.cc: New file.
6566 * testsuite/weak_alias_test_1.cc: New file.
6567 * testsuite/weak_alias_test_2.cc: New file.
6568 * testsuite/weak_alias_test_3.cc: New file.
6570 2008-04-08 Ian Lance Taylor <iant@google.com>
6572 * options.h (class General_options): Add --noinhibit-exec option.
6573 * main.cc (main): Check --noinhibit-exec.
6575 * options.h (class General_options): Define --wrap as a special
6576 option. Add wrap_symbols_ field.
6577 (General_options::any_wrap_symbols): New function.
6578 (General_options::is_wrap_symbol): New function.
6579 * options.cc (General_options::parse_wrap): New function.
6580 (General_options::General_options): Initialize wrap_symbols_.
6581 * symtab.cc (Symbol_table::wrap_symbol): New function.
6582 (Symbol_table::add_from_object): Handle --wrap.
6583 * symtab.h (class Symbol_table): Declare wrap_symbol.
6584 * target.h (Target::wrap_char): New function.
6585 (Target::Target_info): Add wrap_char field.
6586 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6587 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6588 * testsuite/testfile.cc (Target_test::test_target_info):
6591 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6594 * layout.h (class Layout): Add added_eh_frame_data_ field.
6595 * layout.cc (Layout::Layout): Initialize new field.
6596 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6597 output section until we find a section we merged successfully.
6598 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6599 that the size be non-zero.
6601 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6604 2008-04-08 Craig Silverstein <csilvers@google.com>
6606 * configure.ac: Export new conditional variable HAVE_ZLIB.
6607 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6609 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6610 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6612 2008-04-07 Ian Lance Taylor <iant@google.com>
6614 * version.cc (version_string): Set to "1.5".
6616 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6617 Add issued_non_pic_error_ field. Declare check_non_pic.
6618 (Target_x86_64::Scan::check_non_pic): New function.
6619 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6620 (Target_x86_64::Scan::global): Likewise.
6622 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6623 addend parameter. Change caller. Handle merge sections.
6624 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6625 Address to Addend. Don't add in the result of
6626 local_section_offset, pass down the addend and use the returned
6628 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6629 Update declarations of local_section_offset and symbol_value.
6630 * testsuite/two_file_test_1.cc (t18): New function.
6631 * testsuite/two_file_test_2.cc (f18): New function.
6632 * testsuite/two_file_test_main.cc (main): Call t18.
6633 * testsuite/two_file_test.h (t18, f18): Declare.
6635 * configure.ac: Don't test for objdump, c++filt, or readelf.
6636 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6638 (TEST_READELF): New variable.
6639 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6640 (check_PROGRAMS): Add two_file_strip_test.
6641 (two_file_strip_test): New target.
6642 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6643 (two_file_same_shared_strip_test_SOURCES): New variable.
6644 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6645 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6646 (two_file_same_shared_strip_test_LDADD): New variable.
6647 (two_file_shared_strip.so): New target.
6648 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6649 (ver_test_5.syms, ver_test_7.syms): Likewise.
6650 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6651 (strip_test_3.stdout): Use TEST_OBJDUMP.
6652 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6654 2008-04-04 Cary Coutant <ccoutant@google.com>
6656 * symtab.h (Symbol::is_weak_undefined): New function.
6657 (Symbol::is_strong_undefined): New function.
6658 (Symbol::is_absolute): New function.
6659 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6660 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6662 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6663 (weak_undef_test): New target.
6664 * testsuite/Makefile.in: Rebuild.
6665 * testsuite/weak_undef_file1.cc: New file.
6666 * testsuite/weak_undef_file2.cc: New file.
6667 * testsuite/weak_undef_test.cc: New file.
6669 2008-04-03 Craig Silverstein <csilvers@google.com>
6671 * compressed_output.h (class Output_compressed_section): Use
6673 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6675 (zlib_compressed_suffix): Removed.
6676 (Output_compressed_section::set_final_data_size): Use unsigned
6678 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6679 Fix linker invocation.
6680 (flagstest_o_specialfile_and_compress_debug_sections):
6682 * testsuite/Makefile.in: Regenerated.
6684 2008-04-02 David S. Miller <davem@davemloft.net>
6686 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6687 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6689 2008-04-02 Craig Silverstein <csilvers@google.com>
6693 2008-04-02 Ian Lance Taylor <iant@google.com>
6695 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6696 parameters. Update for new key type to views_. Change all
6698 (File_read::read): Adjust for byteshift in returned view.
6699 (File_read::add_view): New function, broken out of
6701 (File_read::make_view): New function, broken out of
6703 (File_read::find_or_make_view): Add offset and aligned
6704 parameters. Rewrite accordingly. Change all callers.
6705 (File_read::get_view): Add offset and aligned parameters. Adjust
6706 for byteshift in return value.
6707 (File_read::get_lasting_view): Likewise.
6708 * fileread.h (class File_read): Update declarations.
6709 (class File_read::View): Add byteshift_ field. Add byteshift to
6710 constructor. Add byteshift method.
6711 * archive.h (Archive::clear_uncached_views): New function.
6712 (Archive::get_view): Add aligned parameter. Change all callers.
6713 * object.h (Object::get_view): Add aligned parameter. Change all
6715 (Object::get_lasting_view): Likewise.
6717 * fileread.cc (File_read::release): Don't call clear_views if
6718 there are multiple objects.
6719 * fileread.h (File_read::clear_uncached_views): New function.
6720 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6723 2008-03-31 Cary Coutant <ccoutant@google.com>
6725 Add thin archive support.
6726 * archive.cc (Archive::armagt): New const.
6727 (Archive::setup): Remove task parameter and calls to unlock.
6728 (Archive::unlock_nested_archives): New function.
6729 (Archive::read_header): Add nested_off parameter. Change
6731 (Archive::interpret_header): Likewise.
6732 (Archive::include_all_members): Change to handle thin
6734 (Archive::include_member): Likewise.
6735 * archive.h (Archive::Archive): Add new parameters and
6737 (Archive::armagt): New const.
6738 (Archive::setup): Remove task parameter.
6739 (Archive::unlock_nested_archives): New function.
6740 (Archive::read_header): Add nested_off parameter.
6741 (Archive::interpret_header): Likewise.
6742 (Archive::Nested_archive_table): New typedef.
6743 (Archive::is_thin_archive_): New field.
6744 (Archive::nested_archives_): New field.
6745 (Archive::options_): New field.
6746 (Archive::dirpath_): New field.
6747 (Archive::task_): New field.
6748 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6749 for thin archives. Pass additional parameters to
6750 Archive::Archive. Unlock the archive file after calling
6753 2008-03-29 Ian Lance Taylor <iant@google.com>
6755 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6756 version symbol to be local.
6757 * testsuite/ver_test_4.sh: New file.
6758 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6759 (check_DATA): Add ver_test_4.syms.
6760 (ver_test_4.syms): New target.
6761 * testsuite/Makefile.in: Rebuild.
6764 (Output_section::Input_section_sort_entry::has_priority): New
6766 (Output_section::Input_section_sort_entry::match_file_name): New
6768 (Output_section::Input_section_sort_entry::match_section_name):
6770 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6772 (Output_section::Input_section_sort_entry::match_section_file):
6774 (Output_section::Input_section_sort_compare::operator()): Rewrite
6775 using new Input_section_sort_entry functions. Sort crtbegin and
6776 crtend first. Sort sections with no priority before sections with
6778 * testsuite/initpri1.c (d3): Check j != 4.
6779 (cd5): New constructor/destructor function.
6780 (main): Check j != 2.
6782 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6783 new symbol when resolving, don't call set_is_default.
6784 * testsuite/ver_test_7.cc: New file.
6785 * testsuite/ver_test_7.sh: New file.
6786 * testsuite/Makefile.am (ver_test_7.so): New target.
6787 (ver_test_7.o): New target.
6788 (check_SCRIPTS): Add ver_test_7.sh.
6789 (check_DATA): Add ver_test_7.syms.
6790 (ver_test_7.syms): New target.
6792 2008-03-28 Ian Lance Taylor <iant@google.com>
6794 * layout.cc (Layout::layout): If we see an input section with a
6795 name that needs sorting, set the must_sort flag for the output
6797 (Layout::make_output_section): If the name of the output section
6798 indicates that it might require sorting, set the may_sort flag.
6799 * output.h (Output_section::may_sort_attached_input_sections): New
6801 (Output_section::set_may_sort_attached_input_sections): New
6803 (Output_section::must_sort_attached_input_sections): New
6805 (Output_section::set_must_sort_attached_input_sections): New
6807 (class Output_section): Declare Input_section_sort_entry. Define
6808 Input_section_sort_compare. Declare
6809 sort_attached_input_sections. Add new fields:
6810 may_sort_attached_input_sections_,
6811 must_sort_attached_input_sections_,
6812 attached_input_sections_are_sorted_.
6813 * output.cc (Output_section::Output_section): Initialize new
6815 (Output_section::add_input_section): Add an entry to
6816 input_sections_ if may_sort or must_sort are true.
6817 (Output_section::set_final_data_size): Call
6818 sort_attached_input_sections if necessary.
6819 (Output_section::Input_section_sort_entry): Define new class.
6820 (Output_section::Input_section_sort_compare::operator()): New
6822 (Output_section::sort_attached_input_sections): New function.
6823 * configure.ac: Check whether the compiler supports constructor
6824 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6825 * testsuite/initpri1.c: New file.
6826 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6827 CONSTRUCTOR_PRIORITY.
6828 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6829 (initpri1_LDFLAGS): New variable.
6830 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6832 2008-03-27 Ian Lance Taylor <iant@google.com>
6834 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6835 * testsuite/common_test_1.c: New file.
6836 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6837 (common_test_1_SOURCES): New variable.
6838 (common_test_1_DEPENDENCIES): New variable.
6839 (common_test_1_LDFLAGS): New variable.
6841 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6842 and commons_ correctly when NAME/VERSION does not override
6844 * testsuite/ver_test_6.c: New file.
6845 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6846 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6847 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6849 2008-03-26 Ian Lance Taylor <iant@google.com>
6851 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6852 of an undefined symbol from a version script.
6853 * testsuite/Makefile.am (ver_test_5.so): New target.
6854 (ver_test_5.o): New target.
6855 (check_SCRIPTS): Add ver_test_5.sh.
6856 (check_DATA): Add ver_test_5.syms.
6857 (ver_test_5.syms): New target.
6858 * testsuite/ver_test_5.cc: New file.
6859 * testsuite/ver_test_5.script: New file.
6860 * testsuite/ver_test_5.sh: New file.
6861 * Makefile.in, testsuite/Makefile.in: Rebuild.
6864 Fix problems building gold with gcc 4.3.0.
6865 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6866 (gold_error_at_location, gold_warning_at_location): Use it.
6867 * configure.ac: Check whether we can compile and use a template
6868 function with a printf attribute.
6869 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6870 when jumping over bytes.
6871 * object.cc: Instantiate Object::read_section_data.
6872 * debug.h: Include <cstring>
6873 * dwarf_reader.cc: Include <algorithm>
6874 * main.cc: Include <cstring>.
6875 * options.cc: Include <cstring>.
6876 * output.cc: Include <cstring>.
6877 * script.cc: Include <cstring>.
6878 * script.h: Include <string>.
6879 * symtab.cc: Include <cstring> and <algorithm>.
6880 * target-select.cc: Include <cstring>.
6881 * version.cc: Include <string>.
6882 * testsuite/testmain.cc: Include <cstdlib>.
6883 * configure, config.in: Rebuild.
6885 2008-03-25 Ian Lance Taylor <iant@google.com>
6887 * options.cc: Include "../bfd/bfdver.h".
6888 (options::help): Print bug reporting address.
6890 * version.cc (print_version): Adjust output for current value of
6895 * options.cc (options::help): Print list of supported targets.
6896 * target-select.h: Include <vector>.
6897 (class Target_selector): Make machine_, size_, and is_big_endian_
6898 fields const. Add bfd_name_ and instantiated_target_ fields.
6899 (Target_selector::Target_selector): Add bfd_name parameter.
6900 (Target_selector::recognize): Make non-virtual, call
6902 (Target_selector::recognize_by_name): Make non-virtual, call
6903 do_recognize_by_name.
6904 (Target_selector::supported_names): New function.
6905 (Target_selector::bfd_name): New function.
6906 (Target_selector::do_instantiate_target): New pure virtual
6908 (Target_selector::do_recognize): New virtual function.
6909 (Target_selector::do_recognize_by_name): New virtual function.
6910 (Target_selector::instantiate_target): New private function.
6911 (supported_target_names): Declare.
6912 * target-select.cc (Target_selector::Target_selector): Update for
6913 new parameter and fields.
6914 (select_target_by_name): Check that the name matches before
6915 calling recognize_by_name.
6916 (supported_target_names): New function.
6917 * i386.cc (class Target_selector_i386): Update Target_selector
6918 constructor call. Remove recognize and recognize_by_name. Add
6919 do_instantiate_target.
6920 * x86_64.cc (class Target_selector_x86_64): Likewise.
6921 * testsuite/testfile.cc (class Target_selector_test): Update for
6922 changes to Target_selector.
6924 * README: Rewrite, with some notes on unsupported features.
6926 2008-03-24 Cary Coutant <ccoutant@google.com>
6928 * i386.cc (Target_i386::Got_type): New enum declaration.
6929 (Target_i386::Scan::local): Updated callers of Output_data_got
6931 (Target_i386::Scan::global): Likewise.
6932 (Target_i386::Relocate::relocate): Likewise.
6933 (Target_i386::Relocate::relocate_tls): Likewise.
6934 * object.h (Got_offset_list): New class.
6935 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6936 (Sized_relobj::local_got_offset): Likewise.
6937 (Sized_relobj::set_local_got_offset): Likewise.
6938 (Sized_relobj::local_has_tls_got_offset): Removed.
6939 (Sized_relobj::local_tls_got_offset): Removed.
6940 (Sized_relobj::set_local_tls_got_offset): Removed.
6941 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6942 * output.cc (Output_data_got::add_global): Added got_type parameter.
6943 (Output_data_got::add_global_with_rel): Likewise.
6944 (Output_data_got::add_global_with_rela): Likewise.
6945 (Output_data_got::add_global_pair_with_rel): New function.
6946 (Output_data_got::add_global_pair_with_rela): New function.
6947 (Output_data_got::add_local): Added got_type parameter.
6948 (Output_data_got::add_local_with_rel): Likewise.
6949 (Output_data_got::add_local_with_rela): Likewise.
6950 (Output_data_got::add_local_pair_with_rel): New function.
6951 (Output_data_got::add_local_pair_with_rela): New function.
6952 (Output_data_got::add_global_tls): Removed.
6953 (Output_data_got::add_global_tls_with_rel): Removed.
6954 (Output_data_got::add_global_tls_with_rela): Removed.
6955 (Output_data_got::add_local_tls): Removed.
6956 (Output_data_got::add_local_tls_with_rel): Removed.
6957 (Output_data_got::add_local_tls_with_rela): Removed.
6958 * output.h (Output_data_got::add_global): Added got_type parameter.
6959 (Output_data_got::add_global_with_rel): Likewise.
6960 (Output_data_got::add_global_with_rela): Likewise.
6961 (Output_data_got::add_global_pair_with_rel): New function.
6962 (Output_data_got::add_global_pair_with_rela): New function.
6963 (Output_data_got::add_local): Added got_type parameter.
6964 (Output_data_got::add_local_with_rel): Likewise.
6965 (Output_data_got::add_local_with_rela): Likewise.
6966 (Output_data_got::add_local_pair_with_rel): New function.
6967 (Output_data_got::add_local_pair_with_rela): New function.
6968 (Output_data_got::add_global_tls): Removed.
6969 (Output_data_got::add_global_tls_with_rel): Removed.
6970 (Output_data_got::add_global_tls_with_rela): Removed.
6971 (Output_data_got::add_local_tls): Removed.
6972 (Output_data_got::add_local_tls_with_rel): Removed.
6973 (Output_data_got::add_local_tls_with_rela): Removed.
6974 * resolve.cc (Symbol::override_base_with_special): Removed
6975 reference to has_got_offset_ field.
6976 * symtab.cc (Symbol::init_fields): Replaced initialization
6977 of got_offset_ with got_offsets_. Removed initialization
6979 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6980 (Symbol::got_offset): Likewise.
6981 (Symbol::set_got_offset): Likewise.
6982 (Symbol::has_tls_got_offset): Removed.
6983 (Symbol::tls_got_offset): Removed.
6984 (Symbol::set_tls_got_offset): Removed.
6985 (Symbol::got_offset_): Removed.
6986 (Symbol::tls_mod_got_offset_): Removed.
6987 (Symbol::tls_pair_got_offset_): Removed.
6988 (Symbol::got_offsets_): New field.
6989 (Symbol::has_got_offset): Removed.
6990 (Symbol::has_tls_mod_got_offset): Removed.
6991 (Symbol::has_tls_pair_got_offset): Removed.
6992 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6993 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6995 (Target_x86_64::Scan::global): Likewise.
6996 (Target_x86_64::Relocate::relocate): Likewise.
6997 (Target_x86_64::Relocate::relocate_tls): Likewise.
6999 2008-03-25 Ben Elliston <bje@au.ibm.com>
7001 * yyscript.y: Fix spelling error in comment.
7003 2008-03-24 Ian Lance Taylor <iant@google.com>
7005 * options.h (class General_options): Define build_id option.
7006 * layout.h (class Layout): Declare write_build_id, create_note,
7007 create_build_id. Add build_id_note_ member.
7008 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7009 "libiberty.h", "md5.h", "sha1.h".
7010 (Layout::Layout): Initialize eh_frame_data_,
7011 eh_frame_hdr_section_, and build_id_note_.
7012 (Layout::finalize): Call create_build_id.
7013 (Layout::create_note): New function, broken out of
7014 Layout::create_gold_note.
7015 (Layout::create_gold_note): Call create_note.
7016 (Layout::create_build_id): New function.
7017 (Layout::write_build_id): New function.
7018 (Close_task_runner::run): Call write_build_id.
7020 * x86_64.cc: Correct license to GPLv3.
7022 2008-03-23 Ian Lance Taylor <iant@google.com>
7024 * options.cc: Include "demangle.h".
7025 (parse_optional_string): New function.
7026 (parse_long_option): Handle takes_optional_argument.
7027 (parse_short_option): Update dash_z initializer. Handle
7028 takes_optional_argument.
7029 (General_options::General_options): Initialize do_demangle_.
7030 (General_options::finalize): Set do_demangle_. Handle demangling
7032 * options.h (parse_optional_string): Declare.
7033 (struct One_option): Add optional_arg field. Update constructor.
7034 Update call constructor calls. Add takes_optional_argument
7036 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7037 (DEFINE_optional_string): Define.
7038 (General_options::demangle): Change from DEFINE_bool to
7039 DEFINE_optional_string.
7040 (General_options::no_demangle): New function.
7041 (General_options::do_demangle): New function.
7042 (General_options::set_do_demangle): New function.
7043 (General_options::execstack_status_): Move definition to end of
7045 (General_options::static_): Likewise.
7046 (General_options::do_demangle_): New field.
7047 * object.cc (big_endian>::get_symbol_location_info): Call
7048 Options::do_demangle, not Options::demangle.
7049 * symtab.cc (demangle): Likewise.
7051 2008-03-22 Ian Lance Taylor <iant@google.com>
7053 * gold.h: Include <cstddef> and <sys/types.h>
7054 * options.h: Include <cstring>.
7056 2008-03-21 Ian Lance Taylor <iant@google.com>
7058 * Added source code to GNU binutils.