1 2010-02-22 Doug Kwan <dougkwan@google.com>
3 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5 types to avoid warnings due to different uint64_t implementations
8 2010-02-21 Doug Kwan <dougkwan@google.com>
10 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
11 handling of the maximum backward branch offset.
12 (Arm_relocate_functions::thumb_branch_common): Ditto.
13 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
14 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
15 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
16 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
17 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
18 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
19 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
20 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
21 thumb_bl_out_of_range thumb_bl_out_of_range.o,
22 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
23 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
24 thumb2_bl_out_of_range.o): New rules.
25 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
26 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
27 thumb2_bl_out_of_range
28 * testsuite/Makefile.in: Regenerate.
29 * testsuite/arm_bl_in_range.s: New file.
30 * testsuite/arm_bl_out_of_range.s: Ditto.
31 * testsuite/arm_branch_in_range.sh: Ditto.
32 * testsuite/arm_branch_range.t: Ditto.
33 * testsuite/thumb2_branch_range.t: Ditto.
34 * testsuite/thumb_bl_in_range.s: Ditto.
35 * testsuite/thumb_bl_out_of_range.s: Ditto.
36 * testsuite/thumb_branch_range.t: Ditto.
38 2010-02-20 Sriraman Tallam <tmsriram@google.com>
40 * gc.h (gc_process_relocs): Change vectors to point to the new list.
41 Add reloc offset information.
42 * icf.cc (get_section_contents): Change iterators to point to the new
43 vectors. Add reloc offset information to the contents.
44 * icf.h (Icf::Sections_reachable_info): New typedef.
45 (Icf::Sections_reachable_list): New typedef.
46 (Icf::Offset_info): New typedef.
47 (Icf::Reloc_info): New struct typedef.
48 (Icf::Reloc_info_list): New typedef.
49 (Icf::symbol_reloc_list): Delete method.
50 (Icf::addend_reloc_list): Delete method.
51 (Icf::section_reloc_list): Delete method.
52 (Icf::reloc_info_list): New method.
53 (Icf::reloc_info_list_): New member.
55 2010-02-19 Doug Kwan <dougkwan@google.com>
57 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
58 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
59 * arm.cc (Arm_relocation_functions): New forward declaration.
60 (Target_arm::Target_arm): Initialize new data members
61 got_mod_index_offset_ and tls_base_symbol_defined_.
62 (Target_arm::Relocate::relocate_tls): New method.
63 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
64 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
66 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
67 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
68 (Target_arm::got_mod_index_offset_,
69 Target_arm::tls_base_symbol_defined_): New data members.
70 (Target_arm::Scan::local, Target::Scan::global,
71 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
74 2010-02-18 Doug Kwan <dougkwan@google.com>
76 * arm.cc (Arm_relobj::find_linked_text_section): New method.
77 (Arm_relobj::make_exidx_input_section): Pass section index of linked
78 text section as a parameter becuase some broken tools may not set
79 the link in section header.
80 (Target_arm::has_got_section): New method.
81 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
82 without any mapping symbol as data only. Remove warning.
83 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
84 link in its section header, try to discover the link by inspecting the
85 REL31 relocation at the beginning of the section.
86 (Target_arm::Scan::check_non_pic): Report name of offending relocation
88 (Target_arm::Scan::global): Treat any reference to the symbol
89 _GLOBAL_OFFSET_TABLE_ as a GOT access.
91 2010-02-12 Sriraman Tallam <tmsriram@google.com>
93 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
94 (Scan::global_reloc_may_be_function_pointer): New function.
95 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
96 (Scan::global_reloc_may_be_function_pointer): New function.
97 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
98 (Scan::global_reloc_may_be_function_pointer): New function.
99 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
100 (Scan::global_reloc_may_be_function_pointer): New function.
101 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
102 (Scan::global_reloc_may_be_function_pointer): New function.
103 (Scan::possible_function_pointer_reloc): New function.
104 (Target_x86_64::can_check_for_function_pointers): New function.
105 * gc.h (gc_process_relocs): Scan relocation types to determine if
106 function pointers were taken for targets that support it.
107 * icf.cc (Icf::find_identical_sections): Include functions for
108 folding in safe ICF whose pointer is not taken.
109 * icf.h (Secn_fptr_taken_set): New typedef.
110 (fptr_section_id_): New member.
111 (section_has_function_pointers): New function.
112 (set_section_has_function_pointers): New function.
113 (check_section_for_function_pointers): New function.
114 * options.h: Fix comment for safe ICF option.
115 * target.h (can_check_for_function_pointers): New function.
116 * testsuite/Makefile.am: Add icf_safe_so_test test case.
117 Modify icf_safe_test for X86-64.
118 * testsuite/Makefile.in: Regenerate.
119 * testsuite/icf_safe_so_test.cc: New file.
120 * testsuite/icf_safe_so_test.sh: New file.
121 * testsuite/icf_safe_test.cc (kept_func_3): New function.
122 (main): Change to take pointer to function kept_func_3.
123 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
124 folding is done correctly for X86-64.
126 2010-02-12 David S. Miller <davem@davemloft.net>
128 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
129 is_symbolless parameter.
130 (Output_reloc<SHT_REL>::is_symbolless): New.
131 (Output_reloc<SHT_REL>::is_symbolless_): New.
132 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
133 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
134 (Output_reloc<SHT_RELA>::is_symbolless): New.
135 (Output_data_reloc::add_global): Handle is_symbolless.
136 (Output_data_reloc::add_global_relative): Likewise.
137 (Output_data_reloc::add_local): Likewise.
138 (Output_data_reloc::add_local_relative): Likewise.
139 (Output_data_reloc::add_symbolless_global_addend): New.
140 (Output_data_reloc::add_symbolless_local_addend): New.
141 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
143 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
144 instead of ->is_relative_
145 (Output_reloc::write): Likewise.
146 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
147 (Output_reloc::write_rel): Simplify.
149 * sparc.cc (Target_sparc::Scan::local): Use
150 ->add_symbolless_local_addend as needed.
151 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
152 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
153 based upon relocation offset.
155 2010-02-11 Doug Kwan <dougkwan@google.com>
157 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
158 (Target_arm::Scan::global): Ditto. Also remove a comment before the
159 beginning of function.
160 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
161 and MOVT_ABS relocations. Those are non issued in scanning. Fix
162 parameter is_32bit in calls to should_apply_static_reloc.
163 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
164 (check_DATA): Add arm_abs_global.stdout.
165 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
166 arm_abs_global.stdout): New rules.
167 (MOSTLLYCLEANFILES): Add arm_abs_global
168 * Makefile.in: Regenerate.
169 * testsuite/arm_abs_global.s: New file.
170 * testsuite/arm_abs_global.sh: Ditto.
171 * testsuite/arm_abs_lib.s: Ditto.
173 2010-02-11 Ian Lance Taylor <iant@google.com>
175 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
177 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
178 Allocate_commons_task first.
179 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
180 task, rather than symtab_lock_.
181 (Gc_process_relocs::~Gc_process_relocs): New function.
182 (Gc_process_relocs::is_runnable): Check this_blocker_.
183 (Gc_process_relocs::locks): Use next_blocker_ rather than
185 (Scan_relocs::~Scan_relocs): New function.
186 (Scan_relocs::is_runnable): Check this_blocker_ rather than
188 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
190 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
191 fields. Add this_blocker_ and next_blocker_ fields. Adjust
192 constructor accordingly.
193 (class Gc_process_relocs): Likewise.
194 (class Scan_relocs): Likewise.
195 * common.h (class Allocate_commons_task): Remove symtab_lock_
196 field, and corresponding constructor parameter.
197 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
199 (Allocate_commons_task::locks): Likewise.
201 2010-02-11 Ian Lance Taylor <iant@google.com>
203 * gold-threads.h (class Once): Define.
204 (class Initialize_lock): Rewrite as child of Once.
205 * gold-threads.cc (class Once_initialize): Define.
206 (once_pointer_control): New static variable.
207 (once_pointer, once_arg): New static variables.
208 (c_run_once): New static function.
209 (Once::Once, Once::run_once, Once::internal_run): New functions.
210 (class Initialize_lock_once): Remove.
211 (initialize_lock_control): Remove.
212 (initialize_lock_pointer): Remove.
213 (initialize_lock_once): Remove.
214 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
215 (Initialize_lock::initialize): Rewrite.
216 (Initialize_lock::do_run_once): New function.
217 * archive.cc (Archive::interpret_header): Only clear name if it is
219 * fileread.cc: Include "gold-threads.h"
220 (file_counts_lock): New static variable.
221 (file_counts_initialize_lock): Likewise.
222 (File_read::release): Only increment counts when using --stats.
223 Use a lock around the increment.
224 * parameters.cc (class Set_parameters_target_once): Define.
225 (set_parameters_target_once): New static variable.
226 (Parameters::Parameters): Move here from parameters.h.
227 (Parameters::set_target): Rewrite.
228 (Parameters::set_target_once): New function.
229 (Parameters::clear_target): Move here and rewrite.
230 * parameters.h (class Parameters): Update declarations. Add
231 set_parameters_target_once_ field.
232 (Parameters::Parameters): Move to parameters.cc.
233 (Parameters::clear_target): Likewise.
234 * readsyms.cc (Read_symbols::do_group): Create a Start_group
236 (Start_group::~Start_group): New function.
237 (Start_group::is_runnable): New function.
238 (Start_group::locks, Start_group::run): New functions.
239 (Finish_group::run): Change saw_undefined to size_t.
240 * readsyms.h (class Start_group): Define.
241 (class Finish_group): Change saw_undefined_ field to size_t.
242 (Finish_group::Finish_group): Remove saw_undefined and
243 this_blocker parameters. Change all callers.
244 (Finish_group::set_saw_undefined): New function.
245 (Finish_group::set_blocker): New function.
246 * symtab.h (class Symbol_table): Change saw_undefined to return
247 size_t. Change saw_undefined_ field to size_t.
248 * target-select.cc (Set_target_once::do_run_once): New function.
249 (Target_selector::Target_selector): Initialize set_target_once_
250 field. Don't initialize lock_ and initialize_lock_ fields.
251 (Target_selector::instantiate_target): Rewrite.
252 (Target_selector::set_target): New function.
253 * target-select.h (class Set_target_once): Define.
254 (class Target_selector): Update declarations. Make
255 Set_target_once a friend. Remove lock_ and initialize_lock_
256 fields. Add set_target_once_ field.
258 2010-02-10 Ian Lance Taylor <iant@google.com>
260 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
262 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
263 (queue_middle_tasks): Add all blockers before queueing any tasks.
264 (queue_final_tasks): Likewise.
265 * token.h (Task_token::add_blockers): New function.
266 * object.h (Input_objects::number_of_relobjs): New function.
268 2010-02-10 Ian Lance Taylor <iant@google.com>
270 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
271 shared, not if not position independent.
272 * x86_64.cc (Relocate::relocate_tls): Likewise.
273 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
274 (tls_pie_pic_test): New target.
275 * testsuite/Makefile.in: Rebuild.
277 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
278 (tls_test_main_pie.o, tls_test_pie.o): New targets.
279 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
280 * testsuite/Makefile.in: Rebuild.
282 2010-02-09 David S. Miller <davem@davemloft.net>
284 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
285 R_SPARC_RELATIVE using ->add_local_relative().
286 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
288 * output.h (Output_data_dynamic::add_section_size): New method
289 that takes two Output_data objects.
290 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
291 entry param. Handle it in initializers.
292 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
293 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
294 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
296 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
297 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
298 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
299 for dynrel_includes_plt.
300 * i386.cc (Target_i386::do_finalize_sections): Likewise.
301 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
302 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
304 (Target_sparc::do_finalize_sections): Update to pass true for
306 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
307 output before .rela.plt
308 (Target_powerpc::do_finalize_sections): Update to pass true for
309 dynrel_includes_plt when 32-bit.
311 2010-02-08 Doug Kwan <dougkwan@google.com>
313 * arm.cc (Arm_relobj::simple_input_section_output_address): New
315 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
316 Arm_relobj::scan_section_for_cortex_a8_stubs,
317 Arm_relobj::do_relocation_section): Instead of calling
318 Output_section::output_address, use faster
319 Arm_relobj::simple_input_section_output_address.
321 2010-02-08 David S. Miller <davem@davemloft.net>
323 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
324 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
325 relocation helper function.
327 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
328 just like R_SPARC_GOT{10,13,22}.
329 (Target_sparc::Scan::local): Likewise.
330 (Target_sparc::Relocate:relocate): Likewise.
332 2010-02-06 Ian Lance Taylor <iant@google.com>
334 * configure.ac: Rewrite targetobjs duplicate removal code to use
335 only shell constructs.
336 * configure: Rebuild.
338 2010-02-05 Doug Kwan <dougkwan@google.com>
341 * arm.cc (Arm_relobj::section_is_scannable): New method.
342 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
343 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
345 2010-02-04 Doug Kwan <dougkwan@google.com>
348 * arm-reloc-property.cc (cstdio): Include.
349 * configure.ac (targetobjs): Remove duplicates.
350 * configure: Regenerate.
351 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
352 big and little endian version for a given address size.
354 2010-02-03 Doug Kwan <dougkwan@google.com>
356 * arm-reloc-property.cc
357 (Arm_reloc_property_table::reloc_name_in_error_message): New method
359 * arm-reloc-property.h
360 (Arm_reloc_property_table::get_implemented_static_reloc_property):
361 New method definition.
362 (Arm_reloc_property_table::reloc_name_in_error_message): New method
364 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
366 (GOT_PREL): Change implemented to Y.
367 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
368 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
369 (Arm_relocate_functions::movw_abs_nc): Remove method.
370 (Arm_relocate_functions::movt_abs): Ditto.
371 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
372 (Arm_relocate_functions::thm_movt_abs): Ditto.
373 (Arm_relocate_functions::movw_rel_nc): Ditto.
374 (Arm_relocate_functions::movw_rel): Ditto.
375 (Arm_relocate_functions::movt_rel): Ditto.
376 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
377 (Arm_relocate_functions:thm_movw_rel): Ditto.
378 (Arm_relocate_functions:thm_movt_rel): Ditto.
379 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
380 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
381 New method definitions.
382 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
383 (Arm_relocation_functions::arm_grp_ldr): Ditto.
384 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
385 (Arm_relocation_functions::arm_grp_ldc): Ditto.
386 (Target_arm::Relocate::relocate): Check for non-static or
387 unimplemented relocation code and exit early. Change calls to
388 Target_arm::reloc_uses_thumb_bit and
389 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
390 instead. Refactor code to handle similar relocations to increase
391 code sharing. Remove check for unsupported relocation code in switch
393 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
394 relocation property table to find out size. Change error message to
395 print out the name of a relocation code instead of the numeric value.
396 (Target_arm::scan_reloc_for_stub): Use relocation property table
397 instead of calling Target_arm::reloc_uses_thumb_bit().
399 2010-02-02 Doug Kwan <dougkwan@google.com>
401 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
402 types of relaxed input section.
404 2010-02-02 Doug Kwan <dougkwan@google.com>
406 * Makefile.am (HFILES): Add arm-reloc-property.h.
408 (TARGETSOURCES): Add arm-reloc-property.cc
409 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
410 (libgold_a_SOURCES): $(DEFFILES)
411 * Makefile.in: Regenerate.
412 * arm-reloc-property.cc: New file.
413 * arm-reloc-property.h: New file.
414 * arm-reloc.def: New file.
415 * arm.cc: Update comments.
416 (arm-reloc-property.h): New included header.
417 (arm_reloc_property_table): New global variable.
418 (Target_arm::do_select_as_default_target): New method definition.
419 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
420 arm-reloc-property to targ_extra_obj.
421 * parameters.cc (set_parameters_target): Call
422 Target::select_as_default_target().
423 * target.h (Target::select_as_default_target): New method definition.
424 (Target::do_select_as_default_target): Same.
426 2010-02-01 Doug Kwan <dougkwan@google.com>
428 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
429 first_output_text_section_.
430 (Arm_exidx_fixup::first_output_text_section): New method definition.
431 (Arm_exidx_fixup::first_output_text_section_): New data member.
432 (Arm_exidx_fixup::process_exidx_section): Record the first text
434 (Arm_output_section::fix_exidx_coverage): Set correct linked section
435 and entsize in output section header.
437 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
439 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
440 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
441 (Arm_relocate_functions::thm_alu11): New Method.
442 (Arm_relocate_functions::thm_pc8): New Method.
443 (Arm_relocate_functions::thm_pc12): New Method.
444 (Target_arm::Scan::local): Handle the relocations.
445 (Target_arm::Scan::global): Likewise.
446 (Target_arm::Relocate::relocate): Likewise.
447 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
449 2010-01-29 Doug Kwan <dougkwan@google.com>
451 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
452 of relocation types as ld.
454 2010-01-29 Doug Kwan <dougkwan@google.com>
456 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
458 (Arm_relocate_functions::thumb_branch_common): Ditto.
459 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
460 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
461 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
462 Arm_relocate_functions::jump24): Remove.
463 (Target_arm::Relocate::relocate): Adjust code to call
464 Arm_relocation_functions::arm_branch_common and
465 Arm_relocation_functions::thumb_branch_common instead of their removed
466 wrappers. Merge switch-cases together to reduce source code size.
468 2010-01-29 Doug Kwan <dougkwan@google.com>
470 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
471 output_local_symbol_count_needs_update_.
472 (Arm_relobj::output_local_symbol_count_needs_update,
473 Arm_relobj::set_output_local_symbol_count_needs_update,
474 Arm_relobj::update_output_local_symbol_count): New methods.
475 (Arm_relobj::output_local_symbol_count_needs_update_): New data
477 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
478 of pointed function as in a R_ARM_PREL31 relocation.
479 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
480 for output local symbol count updating.
481 (Target_arm::do_relax): Update output local symbol counts in objects
483 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
485 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
487 * arm.cc: Added support for the ARM relocations:
488 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
489 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
490 (Arm_relocate_functions::movw_rel_nc): Renamed (was
492 (Arm_relocate_functions::movw_rel): New method.
493 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
494 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
496 (Arm_relocate_functions::thm_movw_rel): New method.
497 (Arm_relocate_functions::thm_movt_rel): Renamed (was
499 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
501 (Target_arm::Scan::global): Likewise.
502 (Target_arm::Relocate::relocate): Likewise.
503 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
506 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
508 * arm.cc: Added support for ARM group relocations.
509 (Target_arm::reloc_needs_sym_origin): New method.
510 (Arm_relocate_functions::calc_grp_kn): New method.
511 (Arm_relocate_functions::calc_grp_residual): New method.
512 (Arm_relocate_functions::calc_grp_gn): New method.
513 (Arm_relocate_functions::arm_grp_alu): New Method.
514 (Arm_relocate_functions::arm_grp_ldr): New Method.
515 (Arm_relocate_functions::arm_grp_ldrs): New Method.
516 (Arm_relocate_functions::arm_grp_ldc): New Method.
517 (Target_arm::Scan::local): Handle the ARM group relocations.
518 (Target_arm::Scan::global): Likewise.
519 (Target_arm::Relocate::relocate): Likewise.
520 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
523 2010-01-26 Doug Kwan <dougkwan@google.com>
525 * arm.cc (set): Include.
526 (class Arm_exidx_fixup): Change type of last_input_section_ to const
528 (Arm_output_section::Text_section_list): New type.
529 (Arm_output_section::append_text_sections_to_list): New method.
530 (Arm_output_section::fix_exidx_coverage): Ditto.
531 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
532 (Arm_relobj::convert_input_section_to_relaxed_section): Use
533 Relobj::set_section_offset() instead of
534 Sized_relobj::invalidate_section_offset().
535 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
536 parameter for section headers. Ignore relocation sections for
537 unallocated sections and EXIDX sections.
538 (Target_arm::fix_exidx_coverage): New method.
539 (Target_arm::output_section_address_less_than): New type.
540 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
541 linked text section instead of the EXIDX section.
542 (Arm_output_section::create_stub_group): Add an assertion to check
543 that this is not an EXIDX output section.
544 (Arm_output_section::append_text_sections_to_list): New method.
545 (Arm_output_section::fix_exidx_coverage): Ditto.
546 (Arm_relobj::scan_sections_for_stubs): Adjust call to
547 Arm_relobj::section_needs_reloc_stub_scanning.
548 (Target_arm::do_relax): Fix EXIDX output section coverage in the
550 (Target_arm::fix_exidx_coverage): New method.
551 * object.h (Relobj::set_output_section): New method.
552 (Sized_relobj::invalidate_section_offset): Remove method.
553 (Sized_relobj::do_invalidate_section_offset): Remove method.
554 (Sized_relobj::do_set_section_offset): Handle offset value -1.
556 2010-01-25 Doug Kwan <dougkwan@google.com>
558 * arm.cc (Arm_exidx_merged_section::do_output_offset):
559 Fix warning due to signed and unsigned comparison on a 32-bit host.
561 2010-01-22 Doug Kwan <dougkwan@google.com>
563 * arm.cc (Target_arm::do_relax): Record an output section for section
564 offset adjustment it contains any stub table that has changed.
565 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
566 offsets in an output section if necessary.
567 * output.cc (Output_section::Output_section): Initialize
568 section_offsets_need_adjustments_.
569 (Output_section::add_input_section_for_script): Renamed to
570 Output_section::add_simple_input_section.
571 (Output_section::save_states): Add a comment.
572 (Output_section::discard_states): New method defintion.
573 (Output_section::adjust_section_offsets): Same.
574 * output.h (Output_section::add_input_section_for_script): Renamed to
575 Output_section::add_simple_input_section.
576 (Output_section::discard_states): New method declaration.
577 (Output_section::adjust_section_offsets): Same.
578 (Output_section::section_offsets_need_adjustment,
579 Output_section::set_section_offsets_need_adjustment): New method
581 (Output_section::section_offsets_need_adjustment_): New data member.
583 (Output_section_element_input::set_section_address): Adjust code for
584 renaming of Output_section::add_input_section_for_script.
585 (Orphan_output_section::set_section_address): Same.
587 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
589 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
590 Fix_v4bx enum values .
591 * gold/options.h (General_options): New option definitions.
592 (General_options::fix_v4bx): New method.
593 (General_options::Fix_v4bx): New enum.
594 * gold/options.cc (General_options::parse_fix_v4bx): New method.
595 (General_options::parse_fix_v4bx_interworking): New method.
597 2010-01-22 Doug Kwan <dougkwan@google.com>
599 * arm.cc (Arm_exidx_fixup): New class.
601 2010-01-21 Doug Kwan <dougkwan@google.com>
603 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
605 (Arm_exidx_section_offset_map): New type.
607 2010-01-21 Doug Kwan <dougkwan@google.com>
609 * arm.cc (Arm_exidx_input_section): New class.
610 (Arm_relobj::exidx_input_section_by_link,
611 Arm_relobj::exidx_input_section_by_shndx,
612 Arm_relobj::make_exidx_input_section): New methods.
613 (read_arm_attributes_section): Remove.
614 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
615 information about them.
616 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
619 2010-01-20 Doug Kwan <dougkwan@google.com>
621 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
622 Input_section_specifier to Section_id.
623 (Target_arm::new_arm_input_section: Adjust code for change of key
625 (Target_arm::find_arm_input_section): Ditto.
626 * gc.h (object.h): Include for Section_id nand Section_id_hash.
627 (Section_id): Remove.
628 (Garbage_collection::Section_id_hash): Remove.
629 * icf.h (object.h): Include for Section_id nand Section_id_hash.
630 (Section_id): Remove.
631 (Icf::Section_id_hash): Remove.
632 * object.h (Section_id, Const_section_id, Section_id_hash,
633 Const_section_id_hash): New type definitions.
634 * output.cc (Output_section::add_relaxed_input_section): Change to
635 use Const_section_id instead of Input_section_specifier as key type.
636 (Output_section::add_merge_input_section): Ditto.
637 (Output_section::build_relaxation_map): Change to use Section_id
638 instead of Input_section_specifier as key type.
639 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
641 (Output_section::convert_input_sections_to_relaxed_sections): Change
642 to use Const_section_id instead of Input_section_specifier as key type.
643 (Output_section::find_merge_section): Ditto.
644 (Output_section::find_relaxed_input_section): Ditto.
645 * output.h (Input_section_specifier): Remove class.
646 (Output_section::Output_section_data_by_input_section_map): Change
647 key type to Const_section_id.
648 (Output_section::Output_relaxed_input_section_by_input_section_map):
650 (Output_section::Relaxation_map): Change key type to Section_id.
652 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
654 * gold/arm.cc: Added support for R_ARM_V4BX relocation
655 (class Arm_v4bx_stub): New class.
656 (DEF_STUBS): Updated definition to support v4_veneer_bx.
657 (Stub_factory::make_arm_v4bx_stub): New method.
658 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
659 (Stub_table::empty): Handle v4bx stubs.
660 (Stub_table::add_arm_v4bx_stub): New method.
661 (Stub_table::find_arm_v4bx_stub): New method.
662 (Arm_relocate_functions::v4bx): New method.
663 (Target_arm::fix_v4bx): New method.
664 (Target_arm::Target_arm): Handle R_ARM_V4BX.
665 (Stub_table::relocate_stubs): Likewise.
666 (Stub_table::do_write): Likewise.
667 (Stub_table::update_data_size_and_addralign): Likewise.
668 (Stub_table::finalize_stubs): Likewise.
669 (Target_arm::Scan::local): Likewise.
670 (Target_arm::Scan::global): Likewise.
671 (Target_arm::do_finalize_sections): Likewise.
672 (Target_arm::Relocate::relocate): Likewise.
673 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
675 (Target_arm::scan_reloc_for_stub): Likewise.
676 (Target_arm::scan_reloc_section_for_stubs): Likewise.
678 2010-01-19 Ian Lance Taylor <iant@google.com>
680 * output.cc (Output_section_headers::do_sized_write): Write large
681 segment count to sh_info field.
682 (Output_file_header::do_sized_write): For large segment count,
683 write PN_XNUM to e_phnum field.
685 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
687 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
688 (Arm_relocate_functions::thm_jump8): New function.
689 (Arm_relocate_functions::thm_jump11): New function.
690 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
692 (Target_arm::Scan::global): Likewise.
693 (Target_arm::Relocate::relocate): Likewise.
694 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
697 2010-01-14 Doug Kwan <dougkwan@google.com>
699 * arm.cc (map, utility): Include headers.
700 (Target_arm::apply_cortex_a8_workaround): New method.
701 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
702 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
703 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
704 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
705 the --[no-]fix-cortex-a8 command line options.
706 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
707 (Target_arm::relocate_stub): Use addend in instruction template.
708 * options.h (DEFINE_bool): Set the user-set flag.
709 (General_options): Add --[no-]-fix-cortex options.
710 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
711 : Update fast look-up map after conversion.
713 2010-01-14 Sriraman Tallam <tmsriram@google.com>
715 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
716 in the first pass of do_layout.
718 2010-01-13 Doug Kwan <dougkwan@google.com>
720 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
721 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
722 apparent compiler problem of not folding static constant integral
723 data members of elfcpp::Elf_sizes<32>.
725 2010-01-13 Doug Kwan <dougkwan@google.com>
727 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
728 Arm_relobj::section_needs_cortex_a8_stub_scanning,
729 Arm_relobj::scan_section_for_cortex_a8_erratum,
730 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
731 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
732 sections to scan for relocation stubs into a new method
733 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
734 relocation and Cortex-A8 stub scanning.
735 (Target_arm::do_relax): Force stubs to be after stubbed sections
736 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
737 the beginning of a new relaxation pass. Update a comment.
738 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
740 2010-01-12 Ian Lance Taylor <iant@google.com>
742 * target-reloc.h (visibility_error): New inline function.
743 (relocate_section): Call visibility_error.
744 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
745 (MOSTLYCLEANFILES): Likewise.
746 (protected_4_pic.o, protected_3.err): New targets.
747 * testsuite/protected_4.cc: New file.
749 2010-01-12 Doug Kwan <dougkwan@google.com>
751 * arm.cc (Cortex_a8_reloc): New class.
752 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
753 and cortex_a8_relocs_info_.
754 (Target_arm::fix_cortex_a8): New method definition.
755 (Target_arm::Cortex_a8_relocs_info): New type.
756 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
757 New data member declarations.
758 (Target_arm::scan_reloc_for_stub): Record information about
759 relocations for THUMB branches that might be exempted from the
760 Cortex-A8 workaround.
761 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
762 at the beginning of a relaxation pass.
764 2010-01-12 Doug Kwan <dougkwan@google.com>
766 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
767 (Arm_relobj::Mapping_symbol_position,
768 Arm_reloj::Mapping_symbol_position_less,
769 Arm_relobj::Mapping_symbols_info): New types.
770 (Target_arm::is_mapping_symbol_name): New method definition.
771 (Arm_relobj::do_count_local_symbols): Save information about mapping
774 2010-01-11 Doug Kwan <dougkwan@google.com>
776 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
777 Arm_relocate_functions::thumb32_branch_upper,
778 Arm_relocate_functions::thumb32_branch_lower,
779 Arm_relocate_functions::thumb32_cond_branch_offset,
780 Arm_relocate_functions::thumb32_cond_branch_upper,
781 Arm_relocate_functions::thumb32_cond_branch_lower,
782 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
783 branch offset encoding.
784 (Arm_relocate_functions::thumb_branch_common): Use new branch
785 offset encoding methods to avoid code duplication.
786 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
787 (Stub_addend_reader::operator()): Use new branch encoding method
788 to avoid code duplication.
790 2010-01-11 Doug Kwan <dougkwan@google.com>
792 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
793 (Target_arm::do_finalize_sections): Define special EXIDX section
794 symbols only if referenced.
795 * gc.h (Garbage_collection::add_reference): New method.
796 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
799 2010-01-11 Ian Lance Taylor <iant@google.com>
801 * script.cc (Version_script_info::build_expression_list_lookup):
802 Change complaing about duplicate wildcard match from error to
805 * script.cc (class Lazy_demangler): Recreate--revert part of patch
807 (Version_script_info::Version_script_info): Initialize globs_,
808 default_version_, default_is_global_, and exact_. Don't
809 initialize globals_ or locals_.
810 (Version_script_info::build_lookup_tables): Build local symbols
812 (Version_script_info::unquote): New function.
813 (Version_script_info::add_exact_match): New function.
814 (Version_script_info::build_expression_list_lookup): Remove lookup
815 parameter. Add is_global parameter. Change all callers. Handle
816 wildcard pattern specially. Unquote pattern. Call
818 (Version_script_info::get_name_to_match): New function.
819 (Version_script_info::get_symbol_version): New function.
820 (Version_script_info::get_symbol_version_helper): Remove.
821 (Version_script_info::check_unmatched_names): Call unquote.
822 * script.h (class Version_script_info): Change get_symbol_version
823 to be non-inline and add is_global parameter; change all callers.
824 Rewrite symbol_is_local. Update declarations. Define struct
825 Version_tree_match, Exact, Globs. Don't define struct Lookup.
826 Remove globals_ and locals_ members. Add exact_, globs_,
827 default_version_, is_global_.
828 (Version_script_info::Glob): Remove pattern, add expression and
829 is_global. Update constructor. Change all callers.
830 * dynobj.cc (Versions::finalize): Mark the version symbol as the
832 (Versions::symbol_section_contents): If a symbol is undefined, or
833 defined in a dynamic object, set the version index to
835 * symtab.cc (Symbol_table::add_from_relobj): Don't call
837 (Symbol_table::add_from_pluginobj): Likewise.
838 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
840 2010-01-11 Doug Kwan <dougkwan@google.com>
842 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
843 (incremental_dump_LDADD): Add linking option for libintl.
844 * Makefile.in: Regenerate.
846 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
849 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
851 * testsuite/Makefile.in: Regenerated.
853 2010-01-10 Doug Kwan <dougkwan@google.com>
855 * options.h (DEFINE_var): Use parentheses around argument varname__
856 in macro body to avoid any unintended subsequent substitutions.
858 2010-01-10 Ian Lance Taylor <iant@google.com>
860 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
861 candidates before doing symbol resolution.
863 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
864 ODR candidates if only one is weak.
866 2010-01-08 Ian Lance Taylor <iant@google.com>
868 * script.cc (Version_script_info::build_expression_list_lookup):
869 Don't warn about ambiguous version, just record the ambiguity.
870 (Version_script_info::get_symbol_version_helper): Give error if
871 version is ambiguous.
873 2010-01-08 Doug Kwan <dougkwan@google.com>
875 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
876 prev_data_size_ and prev_addralign_. Remove initializer for
877 deleted data member has_been_changed_.
878 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
879 to determine if the table is empty.
880 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
882 (Stub_table::add_reloc_stub): Define method in class definition
883 instead of just declaring it there.
884 (Stub_table::add_cortex_a8_stub): New method definition.
885 (Stub_table::update_data_size_and_addralign): Ditto.
886 (Stub_table::finalize_stubs): Ditto.
887 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
888 (Stub_table::do_addralign_): Return address alignment in the
889 (Stub_table::do_reset_address_and_file_offset): Define method in
890 class definition instead of declaring it there. Set current data
891 size to be the data size of the previous pass.
892 (Stub_table::set_final_data_size): Use current data size as the
894 (Stub_table::relocate_stub): Change parameter type of stub from
895 Reloc_stub pointer to Stub pointer.
896 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
897 (Stub_table::Cortex_a8_stub_list): New typedef.
898 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
899 Stub_table::prev_addralign_): New data member.
900 (Arm_relobj::Arm_relobj): Initialize data member
901 section_has_cortex_a8_workaround_.
902 (Arm_relobj::section_has_cortex_a8_workaround,
903 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
905 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
907 (Target_arm::relocate_stub): Change parameter type of stub from
908 Reloc_stub pointer to Stub pointer.
909 (Insn_template::size, Insn_template::alignment): Handle
910 THUMB16_SPECIAL_TYPE.
911 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
912 Stub_table::update_data_size_and_addralign,
913 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
915 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
916 (Stub_table::do_write): Ditto.
917 (Target_arm::do_relax): Adjust code for changes in Stub_table.
919 2010-01-08 Ian Lance Taylor <iant@google.com>
922 * symtab.h (class Symbol): Remove fields is_target_special_ and
923 has_plt_offset_. Add field is_defined_in_discarded_section_.
924 (Symbol::is_defined_in_discarded_section): New function.
925 (Symbol::set_is_defined_in_discarded_section): New function.
926 (Symbol::has_plt_offset): Rewrite.
927 (Symbol::set_plt_offset): Verify that new offset is not -1U.
928 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
929 Don't initialize is_target_special_ or has_plt_offset_.
930 Initialize is_defined_in_discarded_section_.
931 (Symbol_table::add_from_relobj): If appropriate, set
932 is_defined_in_discarded_section.
933 * resolve.cc (Symbol::override_base_with_special): Don't test
934 is_target_special_. Change has_plt_offset_ to has_plt_offset().
935 * target-reloc.h (relocate_section): Do special handling for
936 symbols defined in discarded sections for global symbols as well
939 2010-01-08 Ian Lance Taylor <iant@google.com>
941 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
944 2010-01-08 Ian Lance Taylor <iant@google.com>
946 * object.cc (Sized_relobj::do_layout): Don't get confused if
947 layout_eh_frame returns NULL.
949 2010-01-08 Ian Lance Taylor <iant@google.com>
952 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
953 dynamic symbol table, use the normal symbol table.
954 (Sized_dynobj::do_read_symbols): Remove assertion about type of
957 2010-01-08 Ian Lance Taylor <iant@google.com>
960 * layout.cc (Layout::include_section): Remove .gnu_debuglink
963 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
965 * version.cc (print_version): Change to "Copyright 2010".
967 2010-01-08 Ian Lance Taylor <iant@google.com>
971 * i386.cc (class Target_i386): Change return type of plt_section
973 (class Output_data_plt_i386): Add tls_desc_rel_ field.
974 (Output_data_plt_i386::Output_data_plt_i386): Initialize
976 (Output_data_plt_i386::rel_tls_desc): New function.
977 (Target_i386::rel_tls_desc_section): New function.
978 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
979 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
980 R_386_TLS_DESC reloc in rel_tls_desc_section.
981 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
982 Define struct Tlsdesc_info.
983 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
984 (Target_x86_64::do_reloc_symbol_index): New function.
985 (Target_x86_64::add_tlsdesc_info): New function.
986 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
987 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
989 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
991 (Output_data_plt_x86_64::rela_tlsdesc): New function.
992 (Target_x86_64::rela_tlsdesc_section): New function.
993 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
995 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
996 (Target_x86_64::do_reloc_addend): New function.
997 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
998 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
999 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1000 (Output_reloc::type): New function.
1001 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1002 (Output_reloc::is_target_specific): New function.
1003 (Output_reloc::target_arg): New function.
1004 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1005 absolute relocs and target specific relocs.
1006 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1007 add_target_specific.
1008 (class Output_data_reloc) [SHT_RELA]: Likewise.
1009 * output.cc (Output_reloc::Output_reloc): Add four new versions
1010 for absolute relocs and target specific relocs.
1011 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1012 (Output_reloc::get_symbol_index): Likewise.
1013 (Output_reloc::local_section_offset): Check that local_sym_index_
1014 is not TARGET_CODE or 0.
1015 (Output_reloc::symbol_value): Likewise.
1016 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1018 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1019 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1021 * layout.cc (add_target_dynamic_tags): Use output section for
1022 DT_PLTRELSZ and DT_JMPREL.
1024 2010-01-07 Ian Lance Taylor <iant@google.com>
1027 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1029 (class Output_data_reloc_generic): Define.
1030 (class Output_data_reloc_base): Change base class to
1031 Output_data_reloc_generic. Change add() method to call
1032 bump_relative_reloc_count for a relative reloc. Remove
1034 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1036 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1037 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1039 * layout.h (class Layout): Update declaration.
1041 2010-01-07 Ian Lance Taylor <iant@google.com>
1043 * output.h (class Output_data): Add const version of
1044 output_section and do_output_section.
1045 (class Output_section_data): Add const version of
1047 (class Output_section): Likewise.
1048 * layout.cc (Layout::add_target_dynamic_tags): New function.
1049 * layout.h (class Layout): Update declarations.
1050 * arm.cc (Target_arm::do_finalize_sections): Use
1051 add_target_dynamic_tags.
1052 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1053 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1054 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1055 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1057 2010-01-07 Ian Lance Taylor <iant@google.com>
1060 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1063 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1064 Ian Lance Taylor <iant@google.com>
1067 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1068 Xindex::read_symtab_xindex.
1070 2010-01-07 Doug Kwan <dougkwan@google.com>
1072 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1073 (Insn_template::thumb16_bcond_insn): New method declaration.
1074 (Insn_template): Fix spelling.
1075 (Stub::thumb16_special): New method declaration.
1076 (Stub::do_write): Define virtual method which was previously pure
1078 (Stub::do_thumb16_special): New method declaration.
1079 (Stub::do_fixed_endian_write): New template member.
1080 (Reloc_stub::do_write): Remove.
1081 (Reloc_stub::do_fixed_endian_write): Remove.
1082 (Cortex_a8_stub): New class definition.
1083 (Stub_factory::make_cortex_a8_stub): New method definition.
1084 (Stub_factory::Stub_factory): Add missing static storage class
1085 qualifier for elf32_arm_stub_a8_veneer_blx.
1087 2010-01-07 Ian Lance Taylor <iant@google.com>
1090 * options.h (class General_options): Add --warn-unresolved-symbols
1091 and --error-unresolved-symbols.
1092 * errors.cc (Errors::undefined_symbol): Implement
1093 --warn-unresolved-symbols.
1095 * options.h (class General_options): Add -z text and -z textoff.
1096 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1098 2010-01-06 Sriraman Tallam <tmsriram@google.com>
1100 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1101 (Garbage_collection::cident_sections): New function.
1102 (Garbage_collection::add_cident_section): New function.
1103 (Garbage_collection::cident_sections_): New member.
1104 (gc_process_relocs): Add references to sections whose names are C
1106 * gold.h (cident_section_start_prefix): New constant.
1107 (cident_section_stop_prefix): New constant.
1108 (is_cident): New function.
1109 * layout.cc (Layout::define_section_symbols): Replace string constants
1110 with the newly defined constants.
1111 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1113 * testsuite/Makefile.am: Add gc_orphan_section_test.
1114 * testsuite/Makefile.in: Regenerate.
1115 * testsuite/gc_orphan_section_test.cc: New file.
1116 * testsuite/gc_orphan_section_test.sh: New file.
1118 2010-01-06 Ian Lance Taylor <iant@google.com>
1121 * options.h (class General_options): Add --warn-shared-textrel.
1122 * layout.cc (Layout::finish_dynamic_section): Implement
1123 --warn-shared-textrel.
1126 * options.h (class General_options): Add --warn-multiple-gp.
1128 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1130 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1131 $(THREADSLIB) and $(LIBDL).
1132 * Makefile.in: Rebuild.
1134 2010-01-06 Ian Lance Taylor <iant@google.com>
1137 * options.cc (General_options::parse_section_start): New function.
1138 (General_options::section_start): New function.
1139 (General_options::General_options): Initialize all members.
1140 * options.h: Include <map>
1141 (class General_options): Add --section-start. Add section_starts_
1143 * layout.cc (Layout::attach_allocated_section_to_segment): If
1144 --section-start was used, set the address of the segment. Remove
1145 local sort_sections.
1146 (Layout::relaxation_loop_body): If the address of the load segment
1147 has been set by --section-start, don't use it.
1148 * output.h (Output_segment::update_flags_for_output_section): New
1150 * output.cc (Output_segment::add_output_section): Call
1151 update_flags_for_output_section.
1153 2010-01-05 Ian Lance Taylor <iant@google.com>
1156 * options.h (class General_options): Add --undefined-version.
1157 * script.cc (struct Version_expression): Add was_matched_by_symbol
1159 (Version_script_info::matched_symbol): New function.
1160 (Version_script_info::get_symbol_version_helper): Call
1162 (Version_script_info::check_unmatched_names): New function.
1163 * script.h (class Version_script_info): Update declarations.
1164 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1166 * options.h (class General_options): Use DEFINE_bool_alias for
1167 allow_multiple_definition.
1168 * resolve.cc (Symbol_table::should_override): Don't test
1169 allow_multiple_definition.
1172 * options.h (class General_options): Add --cref.
1173 * main.cc (main): Print cref table if --cref. Don't close mapfile
1174 until after printing cref table.
1175 * cref.cc: Include "symtab.h".
1176 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1177 (Cref_table_compare::operator()): New function.
1178 (Cref_inputs::gather_cref): New function.
1179 (filecol): New static const.
1180 (Cref_inputs::print_cref): New function.
1181 (Cref::print_cref): New function.
1182 * cref.h: Include <cstdio>.
1183 (class Cref): Update declarations.
1184 * mapfile.h (Mapfile::file): New function.
1185 * object.h (class Object): Define Symbols. Declare virtual
1186 do_get_global_symbols.
1187 (Object::get_global_symbols): New function.
1188 * object.cc (Input_objects::add_object): Pass object to cref_ if
1190 (Input_objects::archive_start): Likewise.
1191 (Input_objects::archive_stop): Likewise.
1192 (Input_objects::print_cref): New function.
1193 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1194 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1196 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1198 * plugin.h (class Sized_pluginobj): Update declarations.
1200 2010-01-05 Ian Lance Taylor <iant@google.com>
1202 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1203 to is_default_version. Rename insdef to insdefault.
1204 (Symbol_table::add_from_relobj): Rename def to is_default_version
1205 and local to is_forced_local.
1206 (Symbol_table::add_from_pluginobj): Likewise.
1207 (Symbol_table::add_from_dynobj): Likewise.
1208 (Symbol_table::define_special_symbol): Rename insdef to
1211 2010-01-04 Ian Lance Taylor <iant@google.com>
1214 * options.h (class General_options): Add
1215 --allow-multiple-definition and -z muldefs.
1216 * resolve.cc (Symbol_table::should_override): Don't warn about a
1217 multiple symbol definition if --allow-multiple-definition or -z
1221 * options.h (class General_options): Add --add-needed and
1222 --copy-dt-needed-entries. Tweak --as-needed help entry.
1223 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1224 error if --copy-dt-needed-entries aka --add-needed is used and
1225 would cause a change in behaviour.
1228 * options.h (class General_options): Add -G as a short version of
1229 --shared. Add no-op options -assert, -g, and -i.
1231 2010-01-04 Sriraman Tallam <tmsriram@google.com>
1233 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1234 check for .text or .gnu.linkonce.t sections.
1235 * icf.cc (Icf::find_identical_sections): Ditto.
1236 Change the detection for mangled function name within the section
1238 * icf.h (is_section_foldable_candidate): New function.
1240 2009-12-30 Ian Lance Taylor <iant@google.com>
1243 * options.h (class General_options): Permit two dashes with
1244 --retain-symbols-file.
1246 2009-12-30 Ian Lance Taylor <iant@google.com>
1249 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1250 don't put the file header and segment headers in the text
1254 * common.cc (Sort_commons::operator()): Stabilize sort when both
1256 (Symbol_table::do_allocate_commons_list): When allocating common
1257 symbols, skip a symbol which is no longer common.
1258 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1259 an object before checking its type.
1260 * testsuite/common_test_2.c: New file.
1261 * testsuite/common_test_3.c: New file.
1262 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1263 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1264 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1265 (common_test_2_pic.o, common_test_2.so): New targets.
1266 (common_test_3_pic.o, common_test_3.so): New targets.
1267 * testsuite/Makefile.in: Rebuild.
1270 * script.cc (read_input_script): If we see a new SECTIONS clause,
1271 and we have added an input section, give an error.
1272 * layout.h (class Layout): Add have_added_input_section function.
1273 Add have_added_input_section_ field.
1274 * layout.cc (Layout::Layout): Initialize
1275 have_added_input_section_.
1276 (Layout::layout): Set have_added_input_section_.
1277 (Layout::layout_eh_frame): Likewise.
1279 2009-12-30 Ian Lance Taylor <iant@google.com>
1282 * options.h (class General_options): Add --sort-common option.
1283 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1284 * common.cc (Sort_common): Add sort_order parameter to
1285 constructor. Add sort_order_ field.
1286 (Sort_commons::operator): Check sort_order_.
1287 (Symbol_table::allocate_commons): Determine the sort order.
1288 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1290 (Symbol_table::do_allocate_commons_list): Likewise.
1292 2009-12-30 Ian Lance Taylor <iant@google.com>
1295 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1296 symbols from this object, don't change the visibility of an
1298 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1300 2009-12-30 Ian Lance Taylor <iant@google.com>
1303 * script.h (class Version_script_info): Define Language enum.
1304 Update declarations. Define Glob, Exact, and Lookup types. Add
1305 new fields globals_, locals_, and is_finalized_.
1306 * script.cc: Various formatting fixes.
1307 (class Parser_closure): Change language_stack_ from a vector of
1308 std::string to one of Version_script_info::Language. Adjust all
1310 (class Lazy_demangler): Remove.
1311 (struct Version_expression): Change language from std::string to
1312 Version_script_info::Language.
1313 (Version_script_info::Version_script_info): New function.
1314 (Version_script_info::~Version_script_info): Don't call clear.
1315 (Version_script_info::finalize): New function.
1316 (Version_script_info::build_lookup_tables): New function.
1317 (Version_script_info::build_expression_list_lookup): New
1319 (Version_script_info::get_symbol_version_helper): Rewrite to use
1321 (Version_script_info::print_expression_list): Adjust to use
1322 Version_script_info::Language.
1323 (script_push_lex_into_version_mode): Check that the version script
1324 has not been finalized.
1325 (version_script_push_lang): Change language string to
1326 Version_script_info::Language.
1327 * options.cc (Command_line::version_script): New function.
1328 * options.h (class General_options): Add finalize_dynamic_list
1329 function. Change version_script from declaration to definition.
1330 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1331 * testsuite/version_script.map: Remove duplicate def of foo.
1332 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1334 * testsuite/Makefile.in: Rebuild.
1336 2009-12-30 Ian Lance Taylor <iant@google.com>
1339 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1340 if the input symbol index is 0, make the output symbol index 0.
1342 2009-12-30 Ian Lance Taylor <iant@google.com>
1345 * options.h (class General_options): Add -x/--discard-all.
1346 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1347 --discard-all. If the local symbol needs a dynamic entry, check
1348 that before handling --discard-locals.
1350 2009-12-30 Ian Lance Taylor <iant@google.com>
1353 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1355 (Output_segment::add_output_section): Don't change the flags if
1359 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1360 GNU hash table if they need a dynamic value. Otherwise, don't add
1361 them if they are defined in a dynamic object or are forced local.
1363 2009-12-29 Ian Lance Taylor <iant@google.com>
1366 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1367 .gnu.hash table for a 32-bit target.
1370 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1371 regular and a dynamic object only needs a dynamic symbol table
1372 entry if it is externally visible.
1375 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1376 constructor. Add global_offset_table_ field.
1377 (Target_i386::got_section): Set global_offset_table_.
1378 (Target_i386::do_finalize_sections): Set global_offset_table_
1380 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1381 in constructor. Add global_offset_table_ field.
1382 (Target_x86_64::got_section): Set global_offset_table_.
1383 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1386 * layout.cc (Layout::Layout): Initialize increase_relro_.
1387 (Layout::get_output_section): Add is_relro, is_last_relro, and
1388 is_first_non_relro parameters. Change all callers.
1389 (Layout::choose_output_section): Likewise.
1390 (Layout::add_output_section_data): Likewise.
1391 (Layout::make_output_section): Likewise.
1392 (Layout::set_segment_offsets): Clear increase_relro when using a
1394 * layout.h (class Layout): Add increase_relro method. Add
1395 increase_relro_ field. Update declarations.
1396 * output.cc (Output_section::Output_section): Initialize
1397 is_last_relro_ and is_first_non_relro_.
1398 (Output_segment::add_output_section): Group relro sections is
1399 do_sort is true. Handle is_last_relro and is_first_non_relro.
1400 (Output_segment::maximum_alignment): Remove relro handling.
1401 (Output_segment::set_section_addresses): Add increase_relro
1402 parameter. Change all callers. Add initial alignment to align
1403 relro sections on separate page. Remove old relro handling.
1404 (Output_segment::set_section_list_addresses): Remove in_relro
1405 parameter. Change all callers.
1406 (Output_segment::set_offset): Add increase parameter. Change all
1407 callers. Remove old relro handling.
1408 * output.h (class Output_section): Add new methods: is_last_relro,
1409 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1410 Add is_last_relro_ and is_first_non_relro_ fields.
1411 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1412 Create separate .got.plt section. Call increase_relro.
1413 * x86_64.cc (Target_x86_64::got_section): Likewise.
1414 * testsuite/relro_script_test.t: Add .got.plt.
1417 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1418 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1419 (Layout::finalize): Call set_dynamic_symbol_size.
1420 (Layout::set_dynamic_symbol_size): New function.
1421 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1422 set_dynamic_symbol_size.
1425 * output.h (class Output_section): Add is_entsize_zero_ field.
1426 * output.cc (Output_section::Output_section): Initialize
1428 (Output_section::set_entsize): If two different entsizes are
1429 requested, force it to zero.
1430 (Output_section::add_input_section): Set flags for .debug_str
1431 before updating section flags. Set entsize.
1432 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1433 and SHF_STRING if all input sections have those flags.
1435 2009-12-29 Rafael Espindola <espindola@google.com>
1437 * main.cc (main): Fix the sys time reporting.
1438 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1441 2009-12-29 Sriraman Tallam <tmsriram@google.com>
1443 * options.cc (General_options::parse_version): Allow -v to exit
1444 without an error if there is nothing to link.
1446 2009-12-29 Ian Lance Taylor <iant@google.com>
1448 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1449 using a version of gcc before 4.1.
1450 * configure: Rebuild.
1452 2009-12-28 Chris Demetriou <cgd@google.com>
1454 * attributes.cc (Output_attributes_section_data::do_write): Use
1455 std::vector::front rather than std::vector::data.
1457 2009-12-28 Ian Lance Taylor <iant@google.com>
1459 * symtab.h (class Symbol_table): Add enum Defined.
1460 * resolve.cc (Symbol_table::should_override): Add defined
1461 parameter. Change all callers. Test whether object is NULL
1462 before calling a method on it.
1463 (Symbol_table::report_resolve_problem): Add defined parameter.
1465 (Symbol_table::should_override_with_special): Likewise.
1466 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1467 parameter. Change all callers.
1468 (Symbol_table::do_define_in_output_data): Likewise.
1469 (Symbol_table::define_in_output_segment): Likewise.
1470 (Symbol_table::do_define_in_output_segment): Likewise.
1471 (Symbol_table::define_as_constant): Likewise.
1472 (Symbol_table::do_define_as_constant): Likewise.
1473 * script.h (class Symbol_assignment): Add is_defsym parameter to
1474 constructor; change all callers.
1475 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1476 parameter. Change all callers. Add is_defsym_ field.
1477 (class Parser_closure): Add parsing_defsym parameter to
1478 constructor; change all callers. Add parsing_defsym accessor
1479 function. Add parsing_defsym_ field.
1481 2009-12-28 Ian Lance Taylor <iant@google.com>
1483 * gold.cc (queue_middle_tasks): Fix formatting.
1484 * object.cc (Relobj::is_section_name_included): Likewise.
1486 2009-12-23 Ian Lance Taylor <iant@google.com>
1488 * i386.cc (Target_i386::do_calls_non_split): Recognize
1489 -fsplit-stack prologue for a function with a static chain.
1490 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1491 -fsplit-stack prologue when using %r11.
1493 2009-12-21 Sriraman Tallam <tmsriram@google.com>
1495 * options.cc (General_options::parse_version): Make -v continue and do
1496 the link like GNU ld does.
1498 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
1500 * Makefile.am (CCFILES): Add timer.cc.
1501 (HFILES): Add timer.h.
1502 * configure.ac: Check for sysconf and times.
1503 * main.cc: include timer.h.
1504 (main): Use Timer instead of get_run_time.
1507 * workqueue.cc: include timer.h.
1508 (Workqueue::find_and_run_task):
1509 Report user, sys and wall time.
1510 * Makefile.in: Regenerate.
1511 * config.in: Regenerate.
1512 * configure: Regenerate.
1514 2009-12-16 Doug Kwan <dougkwan@google.com>
1516 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1518 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1519 relaxed input sections.
1520 * output.cc (Output_section::find_relaxed_input_section): Change
1521 return type to Output_relaxed_input_section pointer. Adjust code
1522 for new type of relaxed_input_section_map_.
1523 * output.h (Output_section::find_relaxed_input_section): Change
1524 return type to Output_relaxed_input_section pointer.
1525 (Output_section::Output_relaxed_input_section_by_input_section_map):
1527 (Output_section::relaxed_input_section_map_): Change type to
1528 Output_section::Output_relaxed_input_section_by_input_section_map.
1529 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1532 2009-12-15 Ian Lance Taylor <iant@google.com>
1534 * layout.cc (Layout::create_shstrtab): Only write out after input
1535 sections if we are compressing debug sections.
1537 2009-12-15 Ian Lance Taylor <iant@google.com>
1539 * archive.cc (Archive::add_symbols): Only look up a symbol without
1540 a version if there is, in fact, a version.
1542 2009-12-14 Ian Lance Taylor <iant@google.com>
1544 Revert -Wshadow changes, all changes from:
1545 2009-12-11 Doug Kwan <dougkwan@google.com>
1546 2009-12-11 Nick Clifton <nickc@redhat.com>
1547 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1549 2009-12-11 Doug Kwan <dougkwan@google.com>
1551 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1553 * attributes.cc (Object_attribute::size): Ditto.
1554 (Attributes_section_data::size): Ditto.
1555 (Attributes_section_data::Attributes_section_data): Ditto.
1556 (Output_attributes_section_data::do_write): Ditto.
1557 * attributes.h (Object_attribute::set_type): Ditto.
1558 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1560 2009-12-11 Nick Clifton <nickc@redhat.com>
1562 * archive.cc: Fix shadowed variable warnings.
1564 * compressed_output.cc: Likewise.
1565 * compressed_output.h: Likewise.
1566 * configure: Likewise.
1567 * dwarf_reader.cc: Likewise.
1568 * dynobj.cc: Likewise.
1569 * dynobj.h: Likewise.
1570 * ehframe.cc: Likewise.
1571 * ehframe.h: Likewise.
1572 * errors.cc: Likewise.
1573 * expression.cc: Likewise.
1574 * fileread.cc: Likewise.
1575 * fileread.h: Likewise.
1576 * freebsd.h: Likewise.
1577 * i386.cc: Likewise.
1579 * incremental.h: Likewise.
1580 * layout.cc: Likewise.
1581 * layout.h: Likewise.
1582 * mapfile.cc: Likewise.
1583 * merge.cc: Likewise.
1584 * merge.h: Likewise.
1585 * object.cc: Likewise.
1586 * object.h: Likewise.
1587 * options.h: Likewise.
1588 * output.cc: Likewise.
1589 * output.h: Likewise.
1590 * parameters.cc: Likewise.
1591 * plugin.cc: Likewise.
1592 * powerpc.cc: Likewise.
1593 * reduced_debug_output.cc: Likewise.
1594 * reduced_debug_output.h: Likewise.
1595 * reloc.cc: Likewise.
1596 * reloc.h: Likewise.
1597 * resolve.cc: Likewise.
1598 * script-sections.cc: Likewise.
1599 * script.cc: Likewise.
1600 * script.h: Likewise.
1601 * sparc.cc: Likewise.
1602 * symtab.cc: Likewise.
1603 * symtab.h: Likewise.
1604 * target-select.cc: Likewise.
1605 * target-select.h: Likewise.
1606 * token.h: Likewise.
1607 * workqueue.cc: Likewise.
1608 * workqueue.h: Likewise.
1609 * x86_64.cc: Likewise.
1611 2009-12-10 Doug Kwan <dougkwan@google.com>
1613 * arm.cc (attributes.h): New include.
1614 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
1615 (Arm_relobj::~Arm_relobj): Delete object pointed by
1616 attributes_section_data_.
1617 (Arm_relobj::attributes_section_data): New method definition.
1618 (Arm_relobj::attributes_section_data_): New data member declaration.
1619 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
1620 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
1621 attributes_section_data_.
1622 (Arm_dynobj::attributes_section_data): New method definition.
1623 (Arm_dynobj::attributes_section_data_): New data member declaration.
1624 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
1625 initialization value of may_use_blx_ to false.
1626 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
1627 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
1628 object attributes to compute results instead of hard-coding.
1629 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
1630 Target_arm::get_secondary_compatible_arch,
1631 Target_arm::set_secondary_compatible_arch
1632 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1633 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
1634 New method declarations.
1635 (Target_arm::get_aeabi_object_attribute): New method definition.
1636 (Target_arm::attributes_section_data_): New data member declaration.
1637 (read_arm_attributes_section): New template definition.
1638 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
1639 (Arm_dynobj::do_read_symbols): Ditto.
1640 (Target_arm::do_finalize_sections): Merge attributes sections from
1641 input. Check for BLX use after attributes section merging.
1642 Fix __exidx_start and __exidx_end visibility. Create an
1643 .ARM.attributes section if necessary.
1644 (Target_arm::get_secondary_compatible_arch,
1645 Target_arm::set_secondary_compatible_arch,
1646 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
1647 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
1648 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
1649 New method definitions.
1651 2009-12-09 Ian Lance Taylor <iant@google.com>
1653 * plugin.cc (Plugin::load): Don't cast from void* to a function
1656 2009-12-09 Ian Lance Taylor <iant@google.com>
1658 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
1661 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
1663 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
1664 Replace two_file_shared_1.so with two_file_shared_2.so.
1665 * testsuite/Makefile.in: Regenerated.
1667 2009-12-08 Doug Kwan <dougkwan@google.com>
1669 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
1670 (HFILES): Add attributes.h and int_encoding.h.
1671 * Makefile.in: Regenerate.
1672 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
1673 function definitions to int_encoding.cc
1674 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
1675 prototypes to int_encoding.h
1676 * reduced_debug_output.cc (int_encoding.h): New include.
1677 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
1678 function definitions to int_encoding.cc
1679 (insert_into_vector, read_from_pointer): Move template definitions to
1681 * attributes.cc: New file.
1682 * attributes.h: New file.
1683 * int_encoding.cc: New file.
1684 * int_encoding.h: New file.
1686 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
1689 * incremental-dump.cc (dump_incremental_inputs): New.
1690 (main): Use dump_incremental_inputs.
1692 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
1695 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
1696 checking elfcpp::STT_FUNC.
1697 (Target_i386::Relocate::relocate): Likewise.
1698 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1700 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
1701 symbols from shared libraries into normal FUNC symbols.
1703 * symtab.h (Symbol): Add is_func and use it.
1705 2009-12-05 Doug Kwan <dougkwan@google.com>
1707 * arm.cc (Target_arm::arm_info): Initialize new fields
1708 attributes_section and attributes_vendor.
1709 * i386.cc (Target_i386::i386_info): Same.
1710 * object.cc (Sized_relobj::do_layout): Skip attribute section.
1711 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
1712 fields attributes_section and attributes_vendor.
1713 * sparc.cc (Target_sparc::sparc_info): Same.
1714 * target.h (Target::attributes_section, Target::attributes_vendor,
1715 Target::is_attributes_section, Target::attribute_arg_type,
1716 Target::attributes_order): New method definitions.
1717 (Target::Target_info::attributes_section,
1718 Target::Target_info::attributes_vendor): New fields.
1719 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1720 virtual method definitions.
1721 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1722 attributes_section and attributes_vendor.
1723 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1725 2009-12-05 Doug Kwan <dougkwan@google.com>
1727 * arm.cc: Update comments about interworking and stub generation.
1728 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1729 considered as non-PIC.
1730 (Arm_relocate_functions::base_abs): Fix formatting.
1731 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1732 of function to use GOT entry address instead of offset.
1733 (Target_arm::Scan::global): Issue an error if a symbol would need a
1734 PLT does not get one because it is untyped. Remove code to create
1735 dynamic symbols for relative branches.
1736 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1737 takes unsigned integer instead of boolean.
1739 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1741 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1742 (two_file_test_LDADD): Likewise.
1743 (common_test_1_LDADD): Likewise.
1744 (exception_test_LDADD) Likewise.
1745 (weak_test_LDADD): Likewise.
1746 (many_sections_test_LDADD): Likewise.
1747 (initpri1_LDADD): Likewise.
1748 (script_test_1_LDADD): Likewise.
1749 (script_test_2_LDADD): Likewise.
1750 (justsyms_LDADD): Likewise.
1751 (binary_test_LDADD): Likewise.
1752 (large_LDADD): Likewise.
1753 * testsuite/Makefile.in: Regenerated.
1755 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1757 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1758 (Symbol_table::override_with_special): Likewise.
1759 (Symbol_table::add_from_object): Likewise.
1761 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1763 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1764 Don't set the data_offset twice.
1766 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1768 * testsuite/Makefile.in: Regenerate.
1770 2009-12-03 Doug Kwan <dougkwan@google.com>
1772 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1773 (Target_arm::do_finalize_sections): Add parameter for symbol table
1774 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1775 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1776 parameter for symbol table pointer.
1777 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1778 an additional parameter for a pointer to symbol table.
1779 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1780 parameter for a symbol table pointer.
1781 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1782 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1784 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1785 parameter for a symbol table pointer.
1787 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1789 * incremental.cc (Incremental_inputs_header)
1790 (Incremental_inputs_header_write, Incremental_inputs_entry)
1791 (Incremental_inputs_entry_write): Move ...
1792 * incremental.h (Incremental_inputs_header)
1793 (Incremental_inputs_header_write, Incremental_inputs_entry)
1794 (Incremental_inputs_entry_write): here.
1796 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1798 * incremental.cc (make_sized_incremental_binary): Set the target.
1799 Error if it is incompatible.
1800 * output.h (Output_file): Add filename method.
1802 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1804 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1805 from the get_* methods.
1807 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1809 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1810 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1811 Write 0 for the data_offset of scripts.
1813 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1815 * testsuite/Makefile.am: Add the incremental_test.sh test.
1816 * testsuite/incremental_test.sh: New.
1817 * testsuite/incremental_test_1.c: New.
1818 * testsuite/incremental_test_2.c: New.
1820 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1822 * incremental-dump.cc (main): Fix typos.
1824 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1827 * incremental-dump.cc (main): Use llu to print 64 bit values.
1829 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1830 H.J. Lu <hongjiu.lu@intel.com>
1832 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1834 (incremental_dump_LDADD): Likewise.
1835 * Makefile.in: Regenerated.
1837 2009-11-25 Doug Kwan <dougkwan@google.com>
1841 2009-11-25 Doug Kwan <dougkwan@google.com>
1843 * arm.cc (Target_arm::Target_arm): Move method definition
1844 outside of class definition. Add code to handle
1845 --target1-rel, --target1-abs and --target2= options.
1846 (Target_arm::get_reloc_reloc_type): Change method to be
1847 non-static and const.
1848 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1849 New data member declaration.
1850 (Target_arm::Scan::local, Target_arm::Scan::global,
1851 Target_arm::Relocate::relocate,
1852 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1853 Adjust call to Target_arm::get_real_reloc_type.
1854 (Target_arm::get_real_reloc_type): Use command line options
1855 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1856 * options.h (--target1-rel, --target1-abs, --target2): New
1859 2009-11-25 Doug Kwan <dougkwan@google.com>
1861 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1862 class definition. Add code to handle --target1-rel, --target1-abs
1863 and --target2= options.
1864 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1866 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1868 (Target_arm::Scan::local, Target_arm::Scan::global,
1869 Target_arm::Relocate::relocate,
1870 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1871 call to Target_arm::get_real_reloc_type.
1872 (Target_arm::get_real_reloc_type): Use command line options to
1873 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1874 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1877 2009-11-25 Doug Kwan <dougkwan@google.com>
1879 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1880 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1881 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1883 (Arm_relocate_functions::thm_call): Replace body with a call to
1884 Arm_relocate_functions::thumb_branch_common.
1885 (Arm_relocate_functions::thm_jump24,
1886 Arm_relocate_functions::thm_xpc22): New method definitions.
1887 (Arm_relocate_functions::thumb_branch_common): New method definition.
1888 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1890 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1891 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1893 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1895 * Makefile.am: Build incremental-dump
1896 * Makefile.in: Regenerate.
1897 * incremental-dump.cc: New.
1898 * incremental.cc (Incremental_inputs_header_data,
1899 Incremental_inputs_entry_data): Move to incremental.h
1900 * incremental.h: (Incremental_inputs_header_data,
1901 Incremental_inputs_entry_data): Move from incremental.cc
1903 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1905 * incremental.cc (Incremental_inputs_header,
1906 Incremental_inputs_header_write, Incremental_inputs_entry,
1907 Incremental_inputs_entry_write): Add a typedef with the data type.
1909 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1911 * incremental.cc (Incremental_inputs_header,
1912 Incremental_inputs_header_write, Incremental_inputs_entry,
1913 Incremental_inputs_entry_write): Update comment about which
1914 type has the filed descriptions.
1916 2009-11-15 Doug Kwan <dougkwan@google.com>
1918 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1919 (Arm_relocate_functions::arm_branch_common): Change method defintion
1920 in class definition to a method declaration and update list of formal
1922 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1923 Arm_relocation_functions::jump24): Adjust call to
1924 Arm_relocate_functions::arm_branch_common. Update list of formal
1926 (Arm_relocate_functions::xpc25): New method definition.
1927 (Arm_relocate_functions::arm_branch_common): Move method defintion
1928 out from class definition. Use stubs for mode-switching and extending
1930 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1931 specially. Change code to enable use of stubs in ARM branches.
1933 2009-11-10 Doug Kwan <dougkwan@google.com>
1935 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1936 in method declaration.
1937 (Target_arm::relocate_stub): New method declaration.
1938 (Target_arm::default_target): Change to return a pointer instead of
1940 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1941 Target_arm::default_target.
1942 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1944 (Target_arm::relocate_section): Adjust view.
1945 (Target_arm::relocate_stub): New method definition.
1947 2009-11-10 Doug Kwan <dougkwan@google.com>
1949 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1951 * incremental.cc (open_incremental_binary): Initialized local
1952 variables to avoid warnings.
1953 * object.cc (make_elf_object): Ditto.
1954 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1957 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1960 * testsuite/plugin_test.c: Include "config.h".
1962 2009-11-09 Doug Kwan <dougkwan@google.com>
1964 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1965 (arm_symbol_value): Remove.
1966 (Arm_relocate_functions::arm_branch_common,
1967 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1968 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1969 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1970 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1971 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1972 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1973 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1974 Arm_relocate_functions::thm_mobw_abs_nc,
1975 Arm_relocate_functions::thm_mov_abs,
1976 Arm_relocate_functions::movw_prel_nc,
1977 Arm_relocate_functions::thm_movt_abs,
1978 Arm_relocate_functions::movt_prel,
1979 Arm_relocate_functions::thm_movw_prel_nc,
1980 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1981 (Target_arm::Relocate::relocate): Only decompose address into two
1982 parts if relocation type uses the thumb-bit and pass the actual
1983 bit instead of a flag indicating that the thumb-bit is used. Adjust
1984 calls to methods in Arm_relocate_functions for this change.
1986 2009-11-08 Ian Lance Taylor <iant@google.com>
1989 * reloc.cc: Instantiate
1990 Sized_relobj::initialize_input_to_output_maps and
1991 Sized_relobj:free_input_to_output_maps.
1993 2009-11-06 Ian Lance Taylor <iant@google.com>
1996 * defstd.cc (in_segment): Set only_if_ref true for "end".
1998 2009-11-06 Doug Kwan <dougkwan@google.com>
2000 * arm.cc (class Reloc_stub): Correct a comment.
2001 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2002 (Target_arm::scan_section_for_stubs): New method declaration.
2003 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2004 Change methods from private to protected.
2005 (Target_arm::do_may_relax): New method definition.
2006 (Target_arm::do_relax, Target_arm::group_sections,
2007 Target_arm::scan_reloc_for_stub,
2008 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2009 (Target_arm::arm_input_section_map_): New data member declaration.
2010 (Target_arm::scan_reloc_for_stub,
2011 Target_arm::scan_reloc_section_for_stubs,
2012 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2013 Target_arm::do_relax): New method definitions.
2015 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2017 * configure.ac: Check for (struct stat)::st_mtim
2018 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2019 * config.in: Regenerate.
2020 * configure: Regenerate.
2022 2009-11-05 Ian Lance Taylor <iant@google.com>
2025 * output.cc (Output_segment::add_output_section): Add missing
2028 2009-11-04 Ian Lance Taylor <iant@google.com>
2031 * object.h (class Object): Add is_needed and set_is_needed
2032 methods. Add is_needed_ field. Make bool fields into bitfields.
2033 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2034 defined in a dynamic object and referenced by a regular object,
2035 set is_needed for the dynamic object.
2036 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2037 if the file is marked with as_needed and it is not needed.
2039 2009-11-04 Ian Lance Taylor <iant@google.com>
2042 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2043 tags if data is discarded by linker script.
2044 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2045 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2046 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2047 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2049 2009-11-04 Ian Lance Taylor <iant@google.com>
2051 * layout.cc (Layout::get_output_section): Add is_interp and
2052 is_dynamic_linker_section parameters. Change all callers.
2053 (Layout::choose_output_section): Likewise.
2054 (Layout::make_output_section): Likewise.
2055 (Layout::add_output_section_data): Add is_dynamic_linker_section
2056 parameter. Change all callers.
2057 * layout.h (class Layout): Update declarations.
2058 * output.h (class Output_section): Add is_interp, set_is_interp,
2059 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2060 Add is_interp_, is_dynamic_linker_section_ fields. Change
2061 generate_code_fills_at_write_ to a bitfield.
2062 * output.cc (Output_section::Output_sections): Initialize new
2064 (Output_segment::add_output_section): Add do_sort parameter.
2067 2009-11-03 Ian Lance Taylor <iant@google.com>
2070 * options.h (class General_options): Add --warn-common.
2071 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2072 merging two common symbols.
2073 (Symbol_table::should_override): Handle --warn-common when merging
2074 a common symbol with a defined symbol. Use report_resolve_problem
2075 for multiple definitions.
2076 (Symbol_table::report_resolve_problem): New function.
2077 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2079 2009-11-03 Doug Kwan <dougkwan@google.com>
2081 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2083 (Target_arm::stub_factory): New method definition.
2084 (Target_arm::new_arm_input_section,
2085 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2086 Target_arm::reloc_uses_thumb_bit): New method declarations.
2087 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2088 New type definitions.
2089 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2090 member declarations.
2091 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2092 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2093 New method definitions.
2095 2009-11-03 Ian Lance Taylor <iant@google.com>
2097 * options.h (class General_options): Add --warn_constructors.
2099 2009-11-03 Ian Lance Taylor <iant@google.com>
2102 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2103 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2105 2009-11-03 Ian Lance Taylor <iant@google.com>
2108 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2109 --msgid-bugs-address.
2110 (install-pdf): New target.
2111 (install-data_yes): Look up one directory to find mkinstalldirs.
2113 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2115 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2118 2009-10-30 Doug Kwan <dougkwan@google.com>
2120 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2122 2009-10-30 Doug Kwan <dougkwan@google.com>
2124 * arm.cc (Stub_addend_reader): New struct template definition
2125 and partial specializations.
2126 (Stub_addend_reader::operator()): New method definition for a
2127 partially specialized template.
2129 2009-10-30 Doug Kwan <dougkwan@google.com>
2131 * arm.cc (Arm_relobj::processor_specific_flags): New method
2133 (Arm_relobj::do_read_symbols): New method declaration.
2134 (Arm_relobj::processor_specific_flags_): New data member declaration.
2135 (Arm_dynobj): New class definition.
2136 (Target_arm::do_finalize_sections): Add input_objects parameter.
2137 (Target_arm::do_adjust_elf_header): New method declaration.
2138 (Target_arm::are_eabi_versions_compatible,
2139 (Target_arm::merge_processor_specific_flags): New method declaration.
2140 (Target_arm::do_make_elf_object): New overloaded method definitions
2142 (Arm_relobj::do_read_symbols): New method definition.
2143 (Arm_dynobj::do_read_symbols): Ditto.
2144 (Target_arm::do_finalize_sections): Add input_objects parameters.
2145 Merge processor-specific flags from all input objects.
2146 (Target_arm::are_eabi_versions_compatible,
2147 Target_arm::merge_processor_specific_flags,
2148 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2149 New method definitions.
2150 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2151 Input_objects pointer type parameter.
2152 * layout.cc (Layout::finalize): Pass input objects to target's.
2153 finalize_sections function.
2154 * output.cc (Output_file_header::do_sized_write): Set ELF file
2155 header's processor-specific flags.
2156 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2157 Input_objects pointer type parameter.
2158 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2159 * target.h (Input_objects): New forward class declaration.
2160 (Target::processor_specific_flags,
2161 Target::are_processor_specific_flags_sect): New method definitions.
2162 (Target::finalize_sections): Add input_objects parameter.
2163 (Target::Target): Initialize processor_specific_flags_ and
2164 are_processor_specific_flags_set_.
2165 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2167 (Target::set_processor_specific_flags): New method definition.
2168 (Target::processor_specific_flags_,
2169 Target::are_processor_specific_flags_set_): New data member
2171 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2172 Input_objects pointer type parameter.
2174 2009-10-30 Doug Kwan <dougkwan@google.com>
2176 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2178 2009-10-28 Ian Lance Taylor <iant@google.com>
2180 * object.h (class Relobj): Drop options parameter from
2181 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2182 do_scan_relocs, do_relocate. Change all callers.
2183 (class Sized_relobj): Drop options parameters from
2184 do_gc_process_relocs, do_scan_relocs, do_relocate,
2185 do_relocate_sections, relocate_sections, emit_relocs_scan,
2186 emit_relocs_scan_reltype. Change all callers.
2187 (struct Relocate_info): Remove options field and all references to
2189 * reloc.h (class Read_relocs): Remove options constructor
2190 parameter and options_ field. Change all callers.
2191 (class Gc_process_relocs, class Scan_relocs): Likewise.
2192 (class Relocate_task): Likewise.
2193 * target-reloc.h (scan_relocs): Remove options parameter. Change
2195 (scan_relocatable_relocs): Likewise.
2196 * target.h (class Sized_target): Remove options parameter from
2197 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2199 * gc.h (gc_process_relocs): Remove options parameter. Change all
2201 * arm.cc: Update functions to remove options parameters.
2202 * i386.cc: Likewise.
2203 * powerpc.cc: Likewise.
2204 * sparc.cc: Likewise.
2205 * x86_64.cc: Likewise.
2206 * testsuite/testfile.cc: Likewise.
2208 2009-10-28 Doug Kwan <dougkwan@google.com>
2210 * arm.cc (Arm_relobj): New class definition.
2211 (Arm_relobj::scan_sections_for_stubs,
2212 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2213 New method definitions.
2215 2009-10-28 Cary Coutant <ccoutant@google.com>
2217 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2218 (Plugin::cleanup_done_): New member.
2219 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2220 (Plugin_manager::cleanup_done_): Remove.
2221 (Plugin_manager::add_input_file): Edit error message.
2222 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2223 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2225 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2227 * fileread.cc: (File_read::View::~View): Use the new
2228 data_ownership_ filed.
2229 (File_read::~File_read): Dispose the new whole_file_view_.
2230 (File_read::open): Mmap the whole file if needed.
2231 (File_read::open): Use whole_file_view_ instead of contents_.
2232 (File_read::find_view): Use whole_file_view_ if applicable.
2233 (File_read::do_read): Use whole_file_view_ instead of contents_.
2234 (File_read::make_view): Use whole_file_view_ instead of contents_,
2235 update File_read::View::View call.
2236 (File_read::find_or_make_view): Update File_read::View::View
2238 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2240 (File_read::View::Data_ownership): New enum.
2241 (File_read::View::View): Replace bool mapped_ with Data_ownership
2243 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2244 (File_read::View::data_ownership_): New field.
2245 (File_read::contents_): Remove (replaced by whole_file_view_).
2246 (File_read::whole_file_view_): New field.
2247 * options.h (class General_options): Add --keep-files-mapped.
2249 2009-10-27 Cary Coutant <ccoutant@google.com>
2251 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2252 * testsuite/Makefile.am (plugin_test_5): New test case.
2253 * testsuite/Makefile.in: Regenerate.
2255 2009-10-25 Doug Kwan <dougkwan@google.com>
2257 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2258 from private to protected to allow access by child class.
2259 (Sized_relobj::do_relocate_sections): New method declaration.
2260 (Sized_relobj::relocate_sections): Virtualize.
2261 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2262 Sized_relobj::relocate_sections. Instantiate template explicitly
2263 for different target sizes and endianity.
2265 2009-10-24 Doug Kwan <dougkwan@google.com>
2267 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2268 (Arm_input_section::as_arm_input_section): New method.
2269 (Arm_output_section): New class definition.
2270 (Arm_output_section::create_stub_group,
2271 Arm_output_section::group_sections): New method definitions.
2273 2009-10-22 Doug Kwan <dougkwan@google.com>
2275 * arm.cc (Arm_input_section): New class definition.
2276 (Arm_input_section::init, Arm_input_section:do_write,
2277 Arm_input_section::set_final_data_size,
2278 Arm_input_section::do_reset_address_and_file_offset): New method
2281 2009-10-21 Doug Kwan <dougkwan@google.com>
2283 * arm.cc (Stub_table, Arm_input_section): New forward class
2285 (Stub_table): New class defintion.
2286 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2287 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2288 New method definition.
2290 2009-10-21 Doug Kwan <dougkwan@google.com>
2292 * arm.cc: Update copyright comments.
2293 (Target_arm): New forward class template declaration.
2294 (Arm_address): New type.
2295 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2296 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2297 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2299 (Insn_template): Same.
2300 (DEF_STUBS): New macro.
2301 (Stub_type): New enum type.
2302 (Stub_template): New class definition.
2305 (Stub_factory): Same.
2306 (Target_arm::Target_arm): Initialize may_use_blx_ and
2307 should_force_pic_veneer_.
2308 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2309 Target_arm::should_force_pic_veneer,
2310 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2311 Target_arm::using_thumb_only, Target_arm:;default_target): New
2313 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2314 New data member declarations.
2315 (Insn_template::size, Insn_template::alignment): New method defintions.
2316 (Stub_template::Stub_template): New method definition.
2317 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2318 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2319 (Stub_factory::Stub_factory): New method definition.
2320 * gold.h (string_hash): New template.
2321 * output.h (Input_section_specifier::hash_value): Use
2323 (Input_section_specifier::string_hash): Remove.
2324 * stringpool.cc (Stringpool_template::string_hash): Use
2327 2009-10-20 Doug Kwan <dougkwan@google.com>
2329 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2330 symbols of relaxed input sections.
2331 * output.h (Output_section::find_relaxed_input_section): Make
2334 2009-10-16 Doug Kwan <dougkwan@google.com>
2336 * dynobj.cc (Versions::Versions): Initialize version_script_.
2337 Only insert base version symbol definition for a shared object
2338 if version script defines any version versions.
2339 (Versions::define_base_version): New method definition.
2340 (Versions::add_def): Check that base version is not needed.
2341 (Versions::add_need): Define base version lazily.
2342 * dynobj.h (Versions::define_base_version): New method declaration.
2343 (Versions::needs_base_version_): New data member declaration.
2344 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2345 (check_DATA): Add no_version_test.stdout.
2346 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2348 * testsuite/Makefile.in: Regenerate.
2349 * testsuite/no_version_test.c: New file.
2350 * testsuite/no_version_test.sh: Ditto.
2352 2009-10-16 Doug Kwan <dougkwan@google.com>
2354 * expression.cc (class Segment_start_expression): New class definition.
2355 (Segment_start_expression::value): New method definition.
2356 (script_exp_function_segment_start): Return a new
2357 Segment_start_expression.
2358 * gold/script-c.h (script_saw_segment_start_expression): New function
2360 * script-sections.cc (Script_sections::Script_sections): Initialize
2361 SAW_SEGMENT_START_EXPRESSION_ to false.
2362 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2363 and -Tbbs options to specify section addresses if given in
2364 command line and no SEGMENT_START expression is seen in a script.
2365 * script-sections.h (Script_sections::saw_segment_start_expression,
2366 Script_sections::set_saw_segment_start_expression): New method
2368 (Script_sections::saw_segment_start_expression_): New data member
2370 * script.cc (script_saw_segment_start_expression): New function.
2371 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2372 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2373 script_test_7.sh and script_test_8.sh.
2374 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2375 script_test_8.stdout.
2376 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2377 (script_test_6, script_test_6.stdout, script_test_7,
2378 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2379 * Makefile.in: Regenerate.
2380 * testsuite/script_test_6.sh: New file.
2381 * testsuite/script_test_6.t: Same.
2382 * testsuite/script_test_7.sh: Same.
2383 * testsuite/script_test_7.t: Same.
2384 * testsuite/script_test_8.sh: Same.
2386 2009-10-16 Doug Kwan <dougkwan@google.com>
2388 * output.cc (Output_segment::set_section_list_address): Cast
2389 expressions to unsigned long long type to avoid format warnings.
2391 2009-10-15 Ian Lance Taylor <iant@google.com>
2393 * script.cc (Script_options::add_symbol_assignment): Always add a
2394 dot assignment to script_sections_.
2395 * script-sections.cc (Script_sections::add_dot_assignment):
2396 Initialize if necessary.
2398 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2399 program headers with no load segment if there is a linker script.
2401 * layout.cc (Layout::set_segment_offsets): Align the file offset
2402 to the segment aligment for -N or -n with no load segment.
2403 * output.cc (Output_segment::add_output_section): Don't crash if
2404 the first section is a TLS section.
2405 (Output_segment::set_section_list_addresses): Print an error
2406 message if the address moves backward in a linker script.
2407 * script-sections.cc
2408 (Output_section_element_input::set_section_addresses): Don't
2409 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2410 (Orphan_output_section::set_section_addresses): Likewise.
2412 2009-10-15 Doug Kwan <dougkwan@google.com>
2414 * layout.cc (Layout::finish_dynamic_section): Generate tags
2415 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2416 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2417 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2419 2009-10-14 Ian Lance Taylor <iant@google.com>
2421 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2423 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2424 data_shdr fields of relinfo.
2425 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2426 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2427 R_386_TLS_LDO_32, adjust based on section flags.
2428 (Target_i386::Relocate::fix_up_ldo): Remove.
2430 2009-10-13 Ian Lance Taylor <iant@google.com>
2432 Add support for -pie.
2433 * options.h (class General_options): Add -pie and
2435 (General_options::output_is_position_independent): Test -pie.
2436 (General_options::output_is_executable): Return true if not shared
2437 and not relocatable.
2438 (General_options::output_is_pie): Remove.
2439 * options.cc (General_options::finalize): Reject incompatible uses
2441 * gold.cc (queue_middle_tasks): A -pie link is not static.
2442 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2443 * symtab.cc (Symbol::final_value_is_known): Return false if
2444 output_is_position_independent.
2445 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2446 output_is_position_independent.
2447 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2448 output_is_position_independent.
2449 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2450 output_is_position_independent.
2451 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2453 (basic_pie_test.o, basic_pie_test): New targets.
2454 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2455 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2456 (two_file_pie_test): New target.
2457 * testsuite/Makefile.in: Rebuild.
2458 * README: Remove note saying that -pie is not supported.
2460 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2462 * options.h (class General_options): Add -init and -fini.
2463 * layout.cc (Layout::finish_dynamic_section): Emit
2464 given init and fini functions.
2466 2009-10-13 Sriraman Tallam <tmsriram@google.com>
2468 * gc.h (gc_process_relocs): Check if icf is enabled using new
2470 * gold.cc (queue_initial_tasks): Likewise.
2471 (queue_middle_tasks): Likewise.
2472 * object.cc (do_layout): Likewise.
2473 * symtab.cc (is_section_folded): Likewise.
2474 * main.cc (main): Likewise.
2475 * reloc.cc (Read_relocs::run): Likewise.
2476 (Sized_relobj::do_scan_relocs): Likewise.
2477 * icf.cc (is_function_ctor_or_dtor): New function.
2478 (Icf::find_identical_sections): Check if function is ctor or dtor when
2480 * options.h (General_options::icf): Change option to be an enum.
2481 (Icf_status): New enum.
2482 (icf_enabled): New method.
2483 (icf_safe_folding): New method.
2484 (set_icf_status): New method.
2485 (icf_status_): New variable.
2486 * (options.cc) (General_options::finalize): Set icf_status_.
2487 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2488 icf_test and icf_keep_unique_test to use the --icf enum flag.
2489 * testsuite/icf_safe_test.sh: New file.
2490 * testsuite/icf_safe_test.cc: New file.
2492 2009-10-12 Sriraman Tallam <tmsriram@google.com>
2494 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2495 includes to gc.h and icf.h.
2496 * arm.cc: Include gc.h.
2497 * gold.cc: Likewise.
2498 * i386.cc: Likewise.
2499 * powerpc.cc: Likewise.
2500 * sparc.cc: Likewise.
2501 * x86_64.cc: Likewise.
2502 * gc.h: Include icf.h.
2504 2009-10-11 Ian Lance Taylor <iant@google.com>
2506 * plugin.cc: Include "gold.h" before other header files.
2508 2009-10-10 Chris Demetriou <cgd@google.com>
2510 * options.h (Input_file_argument::Input_file_type): New enum.
2511 (Input_file_argument::is_lib_): Replace with...
2512 (Input_file_argument::type_): New member.
2513 (Input_file_argument::Input_file_argument): Take Input_file_type
2514 'type' rather than boolean 'is_lib' as second argument.
2515 (Input_file_argument::is_lib): Use type_.
2516 (Input_file_argument::is_searched_file): New function.
2517 (Input_file_argument::may_need_search): Handle is_searched_file.
2518 * options.cc (General_options::parse_library): Support -l:filename.
2519 (General_options::parse_just_symbols): Update for Input_file_argument
2521 (Command_line::process): Likewise.
2522 * archive.cc (Archive::get_file_and_offset): Likewise.
2523 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2524 * script.cc (read_script_file, script_add_file): Likewise.
2525 * fileread.cc (Input_file::Input_file): Likewise.
2526 (Input_file::will_search_for): Handle is_searched_file.
2527 (Input_file::open): Likewise.
2528 * readsyms.cc (Read_symbols::get_name): Likewise.
2529 * testsuite/Makefile.am (searched_file_test): New test.
2530 * testsuite/Makefile.in: Regenerate.
2531 * testsuite/searched_file_test.cc: New file.
2532 * testsuite/searched_file_test_lib.cc: New file.
2534 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2535 Ian Lance Taylor <iant@google.com>
2537 * descriptor.cc: Include <cstdio> and "binary-io.h".
2538 (Descriptors::open): Open the files in binary mode always.
2539 * script.cc (Lex::get_token): Treat \r as whitespace.
2541 2009-10-09 Ian Lance Taylor <iant@google.com>
2543 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2545 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2546 Ian Lance Taylor <iant@google.com>
2548 * configure.ac: Check for readv function also.
2549 * fileread.cc (readv): Define if not HAVE_READV.
2550 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2552 * config.in: Regenerate.
2553 * configure: Regenerate.
2555 2009-10-09 Doug Kwan <dougkwan@google.com>
2557 * layout.cc (Layout::make_output_section): Call target hook to make
2558 ordinary output section.
2559 (Layout::finalize): Adjust parameter list of call the
2560 Target::may_relax().
2561 * layout.h (class Layout::section_list): New method.
2562 * merge.h (Output_merge_base::entsize): Change visibility to public.
2563 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2565 (Output_merge_string::do_is_string): New method.
2566 * object.cc (Sized_relobj::do_setup): renamed from
2567 Sized_relobj::set_up.
2568 * object.h (Sized_relobj::adjust_shndx,
2569 Sized_relobj::initializ_input_to_output_maps,
2570 Sized_relobj::free_input_to_output_maps): Change visibilities to
2572 (Sized_relobj::setup): Virtualize.
2573 (Sized_relobj::do_setup): New method declaration.
2574 (Sized_relobj::invalidate_section_offset,
2575 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2576 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2577 * options.cc (parse_int): New function.
2578 * options.h (parse_int): New declaration.
2579 (DEFINE_int): New macro.
2580 (stub_group_size): New option.
2581 * output.cc (Output_section::Output_section): Initialize memebers
2582 merge_section_map_, merge_section_by_properties_map_,
2583 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2584 (Output_section::add_input_section): Handled deferred code-fill
2585 generation and remove an old comment.
2586 (Output_section::add_relaxed_input_section): New method definition.
2587 (Output_section::add_merge_input_section): Use merge section by
2588 properties map to speed to search. Update merge section maps
2590 (Output_section::build_relaxation_map): New method definition.
2591 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2593 (Output_section::relax_input_section): Renamed to
2594 Output_section::convert_input_sections_to_relaxed_sections and change
2595 interface to take a vector of pointers to relaxed sections.
2596 (Output_section::find_merge_section,
2597 Output_section::find_relaxed_input_section): New method definitions.
2598 (Output_section::is_input_address_mapped,
2599 Output_section::output_offset, Output_section::output_address):
2600 Use output section data maps to speed up searching.
2601 (Output_section::find_starting_output_address): Add comments.
2602 (Output_section::do_write,
2603 Output_section::write_to_postprocessing_buffer): Do code-fill
2604 generation as appropriate.
2605 (Output_section::get_input_sections): Invalidate relaxed input section
2607 (Output_section::restore_states): Adjust type of checkpoint .
2608 Invalidate relaxed input section map.
2609 * output.h (Output_merge_base): New class declaration.
2610 (Input_section_specifier): New class defintion.
2611 (class Output_relaxed_input_section) Change base class to
2612 Output_section_data_build.
2613 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
2614 base class initializer.
2615 (Output_section::add_relaxed_input_section): New method declaration.
2616 (Output_section::Input_section): Change visibility to protected.
2617 (Output_section::Input_section::relobj,
2618 Output_section::Input_section::shndx): Handle relaxed input sections.
2619 Output_section::input_sections) Change visibility to protected. Also
2620 define overload to return a non-const pointer.
2621 (Output_section::Merge_section_properties): New class defintion.
2622 (Output_section::Merge_section_by_properties_map,
2623 Output_section::Output_section_data_by_input_section_map,
2624 Output_section::Relaxation_map): New types.
2625 (Output_section::relax_input_section): Rename method to
2626 Output_section::convert_input_sections_to_relaxed_sections and change
2627 interface to take a vector of relaxed section pointers.
2628 (Output_section::find_merge_section,
2629 Output_section::find_relaxed_input_section,
2630 Output_section::build_relaxation_map,
2631 Output_section::convert_input_sections_in_list_to_relaxed_sections):
2632 New method declarations.
2633 (Output_section::merge_section_map_
2634 Output_section::merge_section_by_properties_map_,
2635 Output_section::relaxed_input_section_map_,
2636 Output_section::is_relaxed_input_section_map_valid_,
2637 Output_section::generate_code_fills_at_write_): New data members.
2638 * script-sections.cc
2639 (Output_section_element_input::set_section_addresses): Call
2640 current_data_size and addralign methods of relaxed input sections.
2641 (Orphan_output_section::set_section_addresses): Call current_data_size
2642 and addralign methods of relaxed input sections.
2643 * symtab.cc (Symbol_table::compute_final_value): Extract template
2644 from the body of Symbol_table::sized_finalize_symbol.
2645 (Symbol_table::sized_finalized_symbol): Call
2646 Symbol_table::compute_final_value.
2647 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
2648 (Symbol_table::compute_final_value): New templated method declaration.
2649 * target.cc (Target::do_make_output_section): New method defintion.
2650 * target.h (Target::make_output_section): New method declaration.
2651 (Target::relax): Add more parameters for input objects, symbol table
2652 and layout. Adjust call to do_relax.
2653 (Target::do_make_output_section): New method declaration.
2654 (Target::do_relax): Add parameters for input objects, symbol table
2657 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2659 * pread.c: Include stdio.h.
2661 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2663 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
2666 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2668 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2669 Change read_shndx type to unsigned int.
2670 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2672 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2673 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
2674 Change read_shndx type to unsigned int.
2675 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
2677 (Sized_dwarf_line_info::read_line_mappings): Likewise.
2678 * layout.cc (Layout::create_symtab_sections): Cast the result of
2679 local_symcount * symsize to off_t in the gold_assert.
2681 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2683 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
2684 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
2686 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
2687 (Arm_relocate_functions::thm_abs5): New function.
2688 (Arm_relocate_functions::abs12): New function.
2689 (Arm_relocate_functions::abs16): New function.
2690 (Arm_relocate_functions::base_abs): New function.
2691 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
2692 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
2693 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
2695 (Scan::global): Likewise.
2696 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
2697 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
2698 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
2699 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
2702 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2704 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
2705 (Arm_relocate_functions::movt_prel): New function.
2706 (Arm_relocate_functions::thm_movw_prel_nc): New function.
2707 (Arm_relocate_functions::thm_movt_prel): New function.
2708 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
2709 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
2710 (Scan::global, Relocate::relocate): Likewise.
2711 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2713 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2715 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
2716 Incremental_checker.
2717 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2719 (class Incremental_inputs_header): New class.
2720 (Incremental_inputs_header_writer): Edit comment.
2721 (Incremental_inputs_entry): New class.
2722 (Incremental_inputs_entry_writer): Edit comment.
2723 (Sized_incremental_binary::do_find_incremental_inputs_section):
2724 Add *strtab_shndx parameter, fill it.
2725 (Sized_incremental_binary::do_check_inputs): New method.
2726 (Incremental_checker::can_incrementally_link_output_file): Use
2727 Sized_incremental_binary::check_inputs.
2728 (Incremental_inputs::report_command_line): Save command line in
2731 (Incremental_binary::find_incremental_inputs_section): New
2733 (Incremental_binary::do_find_incremental_inputs_section): Add
2734 strtab_shndx parameter.
2735 (Incremental_binary::do_check_inputs): New pure virtual method.
2736 (Sized_incremental_binary::do_check_inputs): Declare.
2737 (Incremental_checker::Incremental_checker): Add incremental_inputs
2738 parameter, use it to initialize incremental_inputs_.
2739 (Incremental_checker::incremental_inputs_): New field.
2740 (Incremental_checker::command_line): New method.
2741 (Incremental_checker::inputs): New method.
2742 (Incremental_checker::command_line_): New field.
2744 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2746 * incremental.cc: Include <cstdarg> and "target-select.h".
2747 (vexplain_no_incremental): New function.
2748 (explain_no_incremental): New function.
2749 (Incremental_binary::error): New method.
2750 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2752 (make_sized_incremental_binary): New function.
2753 (open_incremental_binary): New function.
2754 (can_incrementally_link_file): Add checks if output is ELF and has
2756 * incremental.h: Include "elfcpp_file.h" and "output.h".
2757 (Incremental_binary): New class.
2758 (Sized_incremental_binary): New class.
2759 (open_incremental_binary): Declare.
2760 * object.cc (is_elf_object): Use
2761 elfcpp::Elf_recognizer::is_elf_file.
2762 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2763 * output.h (Output_file::filesize): New method.
2765 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2767 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2769 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2770 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2772 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2774 (Arm_relocate_functions::movw_abs_nc): New function.
2775 (Arm_relocate_functions::movt_abs): New function.
2776 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2777 (Arm_relocate_functions::thm_movt_abs): New function.
2778 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2779 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2780 (Scan::global): Likewise.
2781 (Relocate::relocate): Likewise.
2782 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2784 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2786 * arm.cc (Arm_relocate_functions::got_prel) New function.
2787 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2788 (Relocate::relocate): Likewise.
2789 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2791 2009-10-06 Ian Lance Taylor <iant@google.com>
2793 * options.h (class General_options): Define
2794 split_stack_adjust_size parameter.
2795 * object.h (class Object): Add uses_split_stack_ and
2796 has_no_split_stack_ fields. Add uses_split_stack and
2797 has_no_split_stack accessor functions. Declare
2798 handle_split_stack_section.
2799 (class Reloc_symbol_changes): Define.
2800 (class Sized_relobj): Define Function_offsets. Declare
2801 split_stack_adjust, split_stack_adjust_reltype, and
2803 * object.cc (Object::handle_split_stack_section): New function.
2804 (Sized_relobj::do_layout): Call handle_split_stack_section.
2805 * dynobj.cc (Sized_dynobj::do_layout): Call
2806 handle_split_stack_section.
2807 * reloc.cc (Sized_relobj::relocate_sections): Call
2808 split_stack_adjust for executable sections in split_stack
2809 objects. Pass reloc_map to relocate_section.
2810 (Sized_relobj::split_stack_adjust): New function.
2811 (Sized_relobj::split_stack_adjust_reltype): New function.
2812 (Sized_relobj::find_functions): New function.
2813 * target-reloc.h: Include "object.h".
2814 (relocate_section): Add reloc_symbol_changes parameter. Change
2816 * target.h (class Target): Add calls_non_split method. Declare
2817 do_calls_non_split virtual method. Declare match_view and
2819 * target.cc: Include "elfcpp.h".
2820 (Target::do_calls_non_split): New function.
2821 (Target::match_view): New function.
2822 (Target::set_view_to_nop): New function.
2823 * gold.cc (queue_middle_tasks): Give an error if mixing
2824 split-stack and non-split-stack objects with -r.
2825 * i386.cc (Target_i386::relocate_section): Add
2826 reloc_symbol_changes parameter.
2827 (Target_i386::do_calls_non_split): New function.
2828 * x86_64.cc (Target_x86_64::relocate_section): Add
2829 reloc_symbol_changes parameter.
2830 (Target_x86_64::do_calls_non_split): New function.
2831 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2833 * powerpc.cc (Target_powerpc::relocate_section): Add
2834 reloc_symbol_changes parameter.
2835 * sparc.cc (Target_sparc::relocate_section): Add
2836 reloc_symbol_changes parameter.
2837 * configure.ac: Call AM_CONDITIONAL for the default target.
2838 * configure: Rebuild.
2839 * testsuite/Makefile.am (TEST_AS): New variable.
2840 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2841 (check_DATA): Add split_i386 and split_x86_64 files.
2842 (SPLIT_DEFSYMS): Define.
2843 (split_i386_[1234n].o): New targets.
2844 (split_i386_[124]): New targets.
2845 (split_i386_[1234r].stdout): New targets.
2846 (split_x86_64_[1234n].o): New targets.
2847 (split_x86_64_[124]): New targets.
2848 (split_x86_64_[1234r].stdout): New targets.
2849 (MOSTLYCLEANFILES): Add new executables.
2850 * testsuite/split_i386.sh: New file.
2851 * testsuite/split_x86_64.sh: New file.
2852 * testsuite/split_i386_1.s: New file.
2853 * testsuite/split_i386_2.s: New file.
2854 * testsuite/split_i386_3.s: New file.
2855 * testsuite/split_i386_4.s: New file.
2856 * testsuite/split_i386_n.s: New file.
2857 * testsuite/split_x86_64_1.s: New file.
2858 * testsuite/split_x86_64_2.s: New file.
2859 * testsuite/split_x86_64_3.s: New file.
2860 * testsuite/split_x86_64_4.s: New file.
2861 * testsuite/split_x86_64_n.s: New file.
2862 * testsuite/testfile.cc (Target_test): Update relocation_section
2864 * testsuite/Makefile.in: Rebuild.
2866 2009-10-06 Ian Lance Taylor <iant@google.com>
2868 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2869 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2870 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2871 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2872 the address on ldo_addrs_.
2873 (Target_i386::Relocate::fix_up_ldo): New function.
2875 2009-10-06 Rafael Espindola <espindola@google.com>
2877 * plugin.cc (add_input_library): New.
2878 (Plugin::load): Add add_input_library to tv.
2879 (Plugin_manager::add_input_file): Add the is_lib argument.
2880 (add_input_file): Update call to Plugin_manager::add_input_file.
2881 (add_input_library): New.
2882 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2884 2009-09-30 Doug Kwan <dougkwan@google.com>
2886 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2887 symbol and call Symbol::may_need_copy_reloc to determine if
2888 a copy reloc is needed.
2889 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2890 nocopyreloc is given in command line.
2891 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2892 given in command line.
2893 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2894 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2895 of the removed Target_i386::may_need_copy_reloc.
2896 * options.h (copyreloc): New option with default value false.
2897 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2898 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2899 instead of the removed Target_powerpc::may_need_copy_reloc.
2900 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2901 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2902 instead of the removed Target_sparc::may_need_copy_reloc.
2903 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2904 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2905 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2906 instead of the removed Target_x86_64::may_need_copy_reloc.
2908 2009-09-30 Ian Lance Taylor <iant@google.com>
2910 * object.h (class Object): Remove target_ field, and target,
2911 sized_target, and set_target methods.
2912 (Object::sized_target): Remove.
2913 (class Sized_relobj): Update declarations. Remove sized_target.
2914 * object.cc (Sized_relobj::setup): Remove target parameter.
2916 (Input_objects::add_object): Don't do anything with the target.
2917 (make_elf_sized_object): Add punconfigured parameter. Change all
2918 callers. Set or test parameter target.
2919 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2921 * parameters.cc (Parameters::set_target): Change parameter type to
2923 (Parameters::default_target): Remove.
2924 (set_parameters_target): Change parameter type to be non-const.
2925 (parameters_force_valid_target): New function.
2926 (parameters_clear_target): New function.
2927 * parameters.h (class Parameters): Update declarations. Remove
2928 default_target method. Add sized_target and clear_target
2929 methods. Change target_ to be non-const.
2930 (set_parameters_target): Update declaration.
2931 (parameters_force_valid_target): Declare.
2932 (parameters_clear_target): Declare.
2933 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2934 as NULL if we aren't searching.
2935 (Add_symbols::run): Don't check for compatible target.
2936 * fileread.cc (Input_file::open_binary): Call
2937 parameters_force_valid_target.
2938 * gold.cc (queue_middle_tasks): Likewise.
2939 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2940 set_target on object.
2941 * dynobj.h (class Sized_dynobj): Update declarations.
2942 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2943 make_elf_object returns NULL.
2944 (Archive::include_member): Don't check whether object target is
2946 * output.cc (Output_section::add_input_section): Get target from
2948 (Output_section::relax_input_section): Likewise.
2949 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2951 (Sized_relobj::do_scan_relocs): Likewise.
2952 (Sized_relobj::relocate_sections): Likewise.
2953 * resolve.cc (Symbol_table::resolve): Likewise.
2954 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2955 parameter. Change all callers.
2956 (Symbol_table::add_from_object): Get target from parameters.
2957 (Symbol_table::add_from_relobj): Don't check object target.
2958 (Symbol_table::add_from_dynobj): Likewise.
2959 (Symbol_table::define_special_symbol): Get target from
2961 * symtab.h (class Symbol_table): Update declaration.
2962 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2963 parameter. Change all callers. Clear parameter target.
2964 (Binary_test): Test target here.
2965 * testsuite/object_unittest.cc (gold_testsuite): Remove
2966 target_test_pointer parameter. Change all callers.
2967 (Object_test): Test target here.
2969 2009-09-26 Ian Lance Taylor <iant@google.com>
2971 * testsuite/initpri1.c: Don't try to use constructor priorities if
2972 compiling with gcc before 4.3.
2974 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2976 * testsuite/retain_symbols_file_test.sh (check_present): Change
2977 output file name to retain_symbols_file_test.stdout.
2978 (check_absent): Likewise.
2980 2009-09-18 Craig Silverstein <csilvers@google.com>
2982 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2983 * options.cc: Include <cerrno> and <fstream>.
2984 (General_options::finalize): Parse -retain-symbols-file tag.
2985 * options.h: New flag.
2986 (General_options): New method should_retain_symbol, new
2987 variable symbols_to_retain.
2988 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2989 should_retain_symbol map.
2990 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2991 * testsuite/Makefile.in: Regenerate.
2992 * testsuite/retain_symbols_file_test.sh: New file.
2994 2009-09-18 Nick Clifton <nickc@redhat.com>
2996 * po/es.po: Updated Spanish translation.
2998 2009-09-17 Doug Kwan <dougkwan@google.com>
3000 * debug.h (DEBUG_RELAXATION): New constant.
3001 (DEBUG_ALL): Add DEBUG_RELAXATION.
3002 (debug_string_to_enum): Add relaxation debug option.
3004 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3005 Layout::Relaxation_debug_check::read_sections,
3006 Layout::Relaxation_debug_check::read_sections): New method definitions.
3007 (Layout::Layout): Initialize data members
3008 record_output_section_data_from_scrips_,
3009 script_output_section_data_list_ and relaxation_debug_check_.
3010 (Layout::save_segments, Layout::restore_segments,
3011 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3012 Layout::relaxation_loop_body): New method definitions.
3013 (Layout::finalize): Support relaxation. Move section layout code to
3014 Layout::relaxation_loop_body.
3015 (Layout::set_asection_address_from_script): Move code for orphan
3016 section placement out.
3017 (Layout::place_orphan_sections_in_script): New method definition.
3018 * layout.h (Output_segment_headers, Output_file_header):
3019 New forward class declarations.
3020 (Layout::~Layout): Define.
3021 (Layout::new_output_section_data_from_script): New method definition.
3022 (Layout::place_orphan_sections_in_script): New method declaration.
3023 (Layout::Segment_states): New type declaration.
3024 (Layout::save_segments, Layout::restore_segments,
3025 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3026 Layout::relaxation_loop_body): New method declarations.
3027 (Layout::Output_section_data_list): New type declaration.
3028 (Layout::Relaxation_debug_check): New class definition.
3029 (Layout::record_output_section_data_from_script_,
3030 Layout::script_output_section_data_list_, Layout::segment_states_,
3031 Layout::relaxation_debug_check_): New data members.
3032 * output.cc: (Output_section_headers::do_size): New method definition.
3033 (Output_section_headers::Output_section_headers): Move size
3034 computation to Output_section_headers::do_size.
3035 (Output_segment_headers::do_size): New method definition.
3036 (Output_file_header::Output_file_header): Move size computation to
3037 Output_file_header::do_size and call it.
3038 (Output_file_header::do_size): New method definition.
3039 (Output_data_group::Output_data_group): Adjust call to
3040 Output_section_data.
3041 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3042 (Output_symtab_xindex::do_write): Add array bound check.
3043 (Output_section::Input_section::print_to_mapfile): Handle
3044 RELAXED_INPUT_SECTION_CODE.
3045 (Output_section::Output_section): Initialize data member checkpoint_.
3046 (Output_section::~Output_section): Delete checkpoint object pointed
3048 (Output_section::add_input_section): Always add an Input_section if
3050 (Output_section::add_merge_input_section): Add assert.
3051 (Output_section::relax_input_section): New method definition.
3052 (Output_section::set_final_data_size): Set load address to zero for
3053 an unallocated section.
3054 (Output_section::do_address_and_file_offset_have_reset_values):
3055 New method definition.
3056 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3057 Handle relaxed input section.
3058 (Output_section::sort_attached_input_sections): Checkpoint input
3059 section list lazily.
3060 (Output_section::get_input_sections): Change type of input_sections to
3061 list of Simple_input_section pointers. Checkpoint input section list
3062 lazily. Also handle relaxed input sections.
3063 (Output_section::add_input_section_for_script): Take a reference to
3064 a Simple_input_section object instead of Relobj pointer and section
3065 index as parameter. Handle relaxed input sections.
3066 (Output_section::save_states, Output_section::restore_states): New
3068 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3069 (Output_data::is_data_size_fixed): New method definition.
3070 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3072 (Output_data::address_and_file_offset_have_reset_values): New method
3074 (Output_data::do_address_and_file_offset_have_reset_values): New method
3076 (Output_data::set_data_size): Check that data size is not fixed.
3077 (Output_data::fix_data_size): New method definition.
3078 (Output_data::is_data_size_fixed_): New data member.
3079 (Output_section_headers::set_final_data_size): New method definition.
3080 (Output_section_headers::do_size): New method declaration.
3081 (Output_segment_headers::set_final_data_size): New method definition.
3082 (Output_segment_headers::do_size): New method declaration.
3083 (Output_file_header::set_final_data_size)::New method definition.
3084 (Output_file_header::do_size)::New method declaration.
3085 (Output_section_data::Output_section_data): Add new parameter
3086 is_data_size_fixed and use it to fix data size.
3087 (Output_data_const::Output_data_const): Adjust call to base class
3088 constructor and fix data size.
3089 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3090 base class constructor and fix data size.
3091 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3092 base class constructor and fix data size.
3093 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3094 class constructor and fix data size.
3095 (Output_data_group::set_final_data_size): New method definition.
3096 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3097 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3098 class constructor and fix data size.
3099 (Output_relaxed_input_section): New class definition.
3100 (Output_section::Simple_input_section): New class definition.
3101 (Output_section::get_input_sections): Adjust parameter list.
3102 (Output_section::add_input_section_for_script): Same.
3103 (Output_section::save_states, Output_section::restore_states,
3104 Output_section::do_address_and_file_offset_have_reset_values,
3105 (Output_section::Input_section::Input_section): Handle
3106 RELAXED_INPUT_SECTION_CODE. Add new overload for
3107 Output_relaxed_input_section.
3108 (Output_section::Input_section::is_input_section,
3109 Output_section::Input_section::set_output_section): Handle relaxed
3111 (Output_section::Input_section::is_relaxed_input_section,
3112 Output_section::Input_section::output_section_data,
3113 Output_section::Input_section::relaxed_input_section): New method
3115 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3117 (Output_section::Input_section::u1_): Update comments.
3118 (Output_section::Input_section::u2_): Add new union member poris.
3119 (Output_section::Checkpoint_output_section): New classs definition.
3120 (Output_section::relax_input_section): New method declaration.
3121 (Output_section::checkpoint_): New data member.
3122 (Output_segment): Update comments.
3123 (Output_segment::Output_segment): Un-privatize copy constructor.
3124 (Output_segment::operator=): Un-privatize.
3125 * script-sections.cc (Output_section_element::Input_section_list):
3126 Change element type to Output_section::Simple_input_section.
3127 (Output_section_element_dot_assignment::set_section_addresses):
3128 Register output section data for relaxation clean up.
3129 (Output_data_exression::Output_data_expression): Adjust call to base
3130 constructor to fix data size.
3131 (Output_section_element_data::set_section_addresses): Register
3132 Output_data_expression object for relaxation clean up.
3133 (struct Input_section_info): Replace Relobj pointer and section index
3134 pair with Output_section::Simple_input_section and Convert struct to a
3136 (Input_section_sorter::operator()): Adjust access to
3137 Input_section_info data member to use accessors.
3138 (Output_section_element_input::set_section_addresses): Use layout
3139 parameter. Adjust code to use Output_section::Simple_input_section
3140 and Input_secction_info classes. Register filler for relaxation
3142 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3143 and section index pair with Output_section::Simple_input_section
3144 class. Adjust code accordingly.
3145 (Phdrs_element::release_segment): New method definition.
3146 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3148 (Script_sections::release_segments): New method definition.
3149 * gold/script-sections.h (Script_sections::release_segments): New
3151 * gold/target.h (Target::may_relax, Target::relax,
3152 Target::do_may_relax, Target::do_relax): New method definitions.
3154 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3156 * arm.cc (has_signed_unsigned_overflow): New function.
3157 (Arm_relocate_functions::abs8): New function.
3158 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3159 (Target_arm::Scan::global): Likewise.
3160 (Target_arm::relocate::relocate): Likewise.
3161 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3164 2009-09-16 Cary Coutant <ccoutant@google.com>
3166 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3167 * testsuite/Makefile.in: Regenerate.
3169 2009-09-11 Nick Clifton <nickc@redhat.com>
3171 * po/gold.pot: Updated by the Translation project.
3173 2009-09-08 Cary Coutant <ccoutant@google.com>
3175 * output.cc (Output_file::open): Add execute permission to empty file.
3176 * testsuite/Makefile.am (permission_test): New test.
3177 * testsuite/Makefile.in: Regenerate.
3179 2009-09-02 Ian Lance Taylor <iant@google.com>
3181 * output.cc (Output_file::resize): Call map_no_anonymous rather
3184 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3186 * gold.cc: Include "incremental.h".
3187 (queue_initial_tasks): Call Incremental_checker methods.
3188 * incremental.cc: Include "output.h".
3189 (Incremental_checker::can_incrementally_link_output_file): New
3191 * incremental.h (Incremental_checker): New class.
3193 * output.cc (Output_file::open_for_modification): New method.
3194 (Output_file::map_anonymous): Changed return type to bool. Record
3196 (Output_file::map_no_anonymous): New method, broken out of map.
3197 (Output_file::map): Use map_no_anonymous and map_anonymous.
3198 * output.h (class Output_file): Update declarations.
3200 2009-08-24 Cary Coutant <ccoutant@google.com>
3202 * options.h (Command_line::Pre_options): New class.
3203 (Command_line::pre_options): New member.
3204 * options.cc (gold::options::ready_to_register): New variable.
3205 (One_option::register_option): Do nothing if not registering options.
3206 Assert if same short option registered twice.
3207 (General_options::General_options): Turn off option registration when
3209 (Command_line::Pre_options::Pre_options): New constructor.
3211 2009-08-24 Cary Coutant <ccoutant@google.com>
3213 * options.h (General_options::no_keep_memory): Remove incorrect
3216 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3218 * Makefile.am (am__skiplex, am__skipyacc): New.
3219 * Makefile.in: Regenerate.
3221 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3223 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3224 (INCLUDES): ... this.
3225 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3226 (AM_CPPFLAGS): Renamed from ...
3227 (INCLUDE): ... this.
3228 * Makefile.in, testsuite/Makefile.in: Regenerate.
3230 * Makefile.in: Regenerate.
3231 * aclocal.m4: Likewise.
3232 * config.in: Likewise.
3233 * configure: Likewise.
3234 * testsuite/Makefile.in: Likewise.
3236 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3237 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3238 * Makefile.in: Regenerate.
3239 * testsuite/Makefile.in: Regenerate.
3241 2009-08-19 Cary Coutant <ccoutant@google.com>
3243 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3244 symbols in shared libraries overridden by hidden or internal symbols
3245 in the main program.
3247 2009-08-19 Chris Demetriou <cgd@google.com>
3249 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3250 checking source file names in error messages.
3252 2009-08-18 Doug Kwan <dougkwan@google.com>
3254 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3255 an elcpp::Ehdr as parameter. Adjust call to set_target.
3256 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3257 an elfcpp::Ehdr as parameter.
3258 * object.cc (Object::set_target): Remove the version that looks up
3259 a target and sets it.
3260 (Sized_relobj::setup): Take a Target object instead of
3261 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3262 (make_elf_sized_object): Find target and ask target to
3264 * object.h: (Object::set_target): Remove the version that looks up
3265 a target and sets it.
3266 (Sized_relobj::setup): Take a Target object instead of
3267 an elfcpp:Ehdr as parameter.
3268 * target.cc: Include dynobj.h.
3269 (Target::do_make_elf_object_implementation): New.
3270 (Target::do_make_elf_object): New.
3271 * target.h (Target::make_elf_object): New template declaration.
3272 (Target::do_make_elf_object): New method declarations.
3273 (Target::do_make_elf_object_implementation): New template declaration.
3275 2009-08-14 Ian Lance Taylor <iant@google.com>
3277 * gold.h (FUNCTION_NAME): Define.
3278 (gold_unreachable): Use FUNCTION_NAME.
3280 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3282 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3283 symbol in the --keep-unique list is not found.
3285 2009-08-12 Sriraman Tallam <tmsriram@google.com>
3287 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3288 been maked as --keep-unique.
3289 (Icf::unfold_section): New function.
3290 * icf.h (Icf::unfold_section): New function.
3291 * options.h (General_options::keep_unique): New option.
3292 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3293 * testsuite/Makefile.in: Regenerate.
3294 * testsuite/icf_keep_unique_test.sh: New file.
3295 * testsuite/icf_keep_unique_test.cc: New file.
3297 2009-08-12 Cary Coutant <ccoutant@google.com>
3300 * resolve.cc (Symbol_table::resolve): Check for references from
3301 dynamic objects to hidden and internal symbols.
3302 * testsuite/Makefile.am (hidden_test.sh): New test.
3303 * testsuite/Makefile.in: Regenerate.
3304 * testsuite/hidden_test.sh: New script.
3305 * testsuite/hidden_test_1.c: New test source.
3306 * testsuite/hidden_test_main.c: New test source.
3308 2009-08-11 Doug Kwan <dougkwan@google.com>
3310 * arm.cc: Update comments.
3311 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3312 segment to locate the .ARM.exidx section if present.
3314 2009-08-09 Doug Kwan <dougkwan@google.com>
3316 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3319 2009-08-07 Sriraman Tallam <tmsriram@google.com>
3320 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3323 2009-08-06 Sriraman Tallam <tmsriram@google.com>
3325 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3326 valid tls_segment only for non-debug-section relocations.
3327 * testsuite/Makefile.am: Add gc_tls_test.
3328 * testsuite/Makefile.in: Regenerate.
3329 * testsuite/gc_tls_test.cc: New file.
3330 * testsuite/gc_tls_test.sh: New file.
3332 2009-08-05 Sriraman Tallam <tmsriram@google.com>
3336 * Makefile.am (CCFILES): Add icf.cc.
3338 * Makefile.in: Regenerate.
3339 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3340 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3341 section, symbol and addend information for the relocs.
3342 * gold.cc (queue_middle_tasks): Call identical code folding.
3343 * gold.h: Add defines for multimap.
3344 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3345 to the call of finalize_local_symbols.
3346 * main.cc (main): Create object of class Icf.
3347 * object.cc (Sized_relobj::do_layout): Allow this function to be
3348 called twice during icf.
3349 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3350 to sections marked as identical by icf.
3351 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3353 (Sized_relobj::do_section_entsize): New function.
3354 * object.h (Object::section_entsize): New function.
3355 (Object::do_section_entsize): New pure virtual function.
3356 (Relobj::finalize_local_symbols): Add new parameter.
3357 (Relobj::do_section_entsize): New function.
3358 * options.h (General_options::icf): New option.
3359 (General_options::icf_iterations): New option.
3360 (General_options::print_icf_sections): New option.
3361 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3362 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3363 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3365 * symtab.cc (Symbol_table::is_section_folded): New function.
3366 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3367 to sections marked as identical by icf.
3368 * symtab.h (Symbol_table::set_icf): New function.
3369 (Symbol_table::icf): New function.
3370 (Symbol_table::is_section_folded): New function.
3371 (Symbol_table::icf_): New data member.
3372 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3373 * testsuite/Makefile.am: Add commands to build icf_test.
3374 * testsuite/Makefile.in: Regenerate.
3375 * testsuite/icf_test.sh: New file.
3376 * testsuite/icf_test.cc: New file.
3378 2009-07-24 Chris Demetriou <cgd@google.com>
3380 * layout.cc (is_compressible_debug_section): Fix incorrect
3381 comment about compressed section names.
3383 2009-07-20 Ian Lance Taylor <ian@airs.com>
3386 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3388 2009-07-16 Ian Lance Taylor <iant@google.com>
3391 * layout.h: #include <map>.
3392 (class Kept_section): Change from struct to class. Add accessors
3393 and setters. Add section size to Comdat_group mapping. Change
3394 Comdat_group to std::map. Add is_comdat_ field. Add
3395 linkonce_size field in union.
3396 (class Layout): Update declaration of find_or_add_kept_section.
3397 Don't declare find_kept_object.
3398 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3399 parameter. Add object, shndx, is_comdat, and is_group_name
3400 parameters. Change all callers. Adjust for new Kept_section.
3401 (Layout::find_kept_object): Remove.
3402 * object.cc (Sized_relobj::include_section_group): Update use of
3403 Kept_section. Rename secnum to shndx. Only record
3404 Kept_comdat_section if sections are the same size.
3405 (Sized_relobj::include_linkonce_section): Update use of
3406 Kept_section. Only record Kept_comdat_section if sections are the
3407 same size. Set size of linkonce section.
3408 (Sized_relobj::map_to_kept_section): Update call to
3409 get_kept_comdat_section.
3410 * object.h (class Sized_relobj): Rename fields in
3411 Kept_comdat_section to drop trailing underscores; change object
3412 field to Relobj*. Change Kept_comdat_section_table to store
3413 struct rather than pointer.
3414 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3415 Add kept_object and kept_shndx parameters. Change all callers.
3416 (Sized_relobj::get_kept_comdat_section): Change return type to
3417 bool. Add kept_object and kept_shndx parameters. Change all
3419 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3420 Layout::find_or_add_kept_section.
3422 2009-07-09 Ian Lance Taylor <iant@google.com>
3424 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3425 Reserve space in the hash table.
3427 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3429 * fileread.cc (File_read::get_mtime): New method.
3430 * fileread.h (Timespec): New structure.
3431 (File_read::get_mtime): New method.
3432 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3433 Renamed from timestamp_nsec.
3434 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3436 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3438 (Incremental_inputs::report_archive): Save mtime; style fix.
3439 (Incremental_inputs::report_obejct): Save mtime; style fix.
3440 (Incremental_inputs::report_script): Save mtime; style fix.
3441 (Incremental_inputs::finalize_inputs): Style fix.
3442 (Incremental_inputs::finalize): Style fix.
3443 (Incremental_inputs::create_input_section_data): Store inputs
3445 * incremental.h (Incremental_inputs::report_script): Add mtime
3447 (Incremental_inputs::Input_info::Input_info): Intialize only one
3449 (Incremental_inputs::Input_info::archive): Move to nameless
3451 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3452 (Incremental_inputs::Input_info::script): Move to nameless union.
3453 (Incremental_inputs::mtime): New field.
3454 * script.cc (read_input_script): Pass file mtime to
3456 * script.h (Script_info::inputs): Style fix.
3458 2009-07-01 Ian Lance Taylor <ian@airs.com>
3460 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3463 2009-06-24 Ian Lance Taylor <iant@google.com>
3466 * layout.cc (Layout::choose_output_section): If we find an
3467 existing section, update the flags.
3468 (Layout::create_notes): New function, broken out of
3470 (Layout::finalize): Don't create note sections.
3471 (Layout::create_note): Don't crash if linker script discards
3473 (Layout::create_gold_note): Likewise.
3474 (Layout::create_build_id): Likewise. Don't set
3475 after_input_sections on the section.
3476 (Layout::create_executable_stack_info): Remove target parameter.
3478 * layout.h (class Layout): Declare create_notes. Update
3479 declaration of create_executable_stack_info.
3480 * gold.cc (queue_middle_tasks): Call create_notes.
3481 * output.cc (Output_section::update_flags_for_input_section): Move
3482 here from output.h. If SHF_ALLOC flag is newly set, mark address
3484 * output.h (Output_data::mark_address_invalid): New function.
3485 (class Output_section): Only declare, not define,
3486 update_flags_for_input_section. Remove set_flags.
3488 2009-06-24 Ian Lance Taylor <iant@google.com>
3490 * script-sections.cc (Output_section_definition::
3491 set_section_addresses): Rename shadowing local load_address to
3494 2009-06-24 Ian Lance Taylor <iant@google.com>
3497 * reloc.cc (relocate_sections): Skip empty relocation sections.
3499 2009-06-23 Ian Lance Taylor <iant@google.com>
3502 * layout.cc (Layout::create_note): Use choose_output_section
3503 rather than make_output_section.
3505 2009-06-23 Ian Lance Taylor <iant@google.com>
3508 * options.cc (General_options::parse_V): Set printed_version_.
3509 (General_options::General_options): Initialize printed_version_.
3510 * options.h (class General_options): Add printed_version_ field.
3511 * gold.cc (queue_initial_tasks): If there are no input files,
3512 don't give a fatal error if we printed the version information.
3513 (queue_middle_tasks): If using -r with a shared object, give a
3514 fatal error rather than an ordinary error.
3516 2009-06-23 Ian Lance Taylor <iant@google.com>
3519 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3520 (Layout::make_output_section): Set have_stabstr_section_ if we see
3521 a .stab*str section.
3522 (Layout::finalize): Call link_stabs_sections.
3523 (Layout::link_stabs_sections): New file.
3524 * layout.h (class Layout): Add have_stabstr_section_ field.
3525 Declare link_stabs_sections.
3527 2009-06-23 Doug Kwan <dougkwan@google.com>
3529 * Makefile.am (libgold_a_LIBADD): New.
3530 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3531 * Makefile.in: Regenerate.
3532 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3533 * configure: Regenerate.
3534 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3535 * fileread.cc: Include sys/state.h
3536 * gold.h: Declare memmem and strndup if found missing.
3537 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3539 2009-06-23 Ian Lance Taylor <iant@google.com>
3541 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3542 * configure: Rebuild.
3544 2009-06-23 Ian Lance Taylor <iant@google.com>
3547 * object.cc (Object::section_contents): Don't try to get a view if
3548 the section has length zero.
3549 (Object::handle_gnu_warning_section): If the section is empty, use
3550 the name of the section as the warning.
3552 2009-06-23 Ian Lance Taylor <iant@google.com>
3555 * stringpool.h (class Stringpool_template): Add optimize_ field.
3556 (Stringpool_template::set_optimize): New function.
3557 * stringpool.cc (Stringpool_template::Stringpool_template):
3558 Initialize optimize_ field.
3559 (Stringpool_template::set_string_offsets): Test local optimize
3560 fild rather than parameter.
3561 * layout.cc (Layout::Layout): Call set_optimize on the section
3564 2009-06-22 Ian Lance Taylor <iant@google.com>
3567 * yyscript.y: Parse TARGET.
3568 * script.cc (script_set_target): New function.
3569 * script-c.h (script_set_target): Declare.
3570 * options.cc (General_options::string_to_object_format): Rename
3571 from string_to_object_format in anonymous namespace. Change
3573 * options.h (class General_options): Declare
3574 string_to_object_format.
3576 2009-06-22 Ian Lance Taylor <iant@google.com>
3578 * script-sections.cc (Script_sections::create_segments): Don't put
3579 program headers in a PT_LOAD segment if -n or -N.
3581 2009-06-22 Ian Lance Taylor <iant@google.com>
3584 * options.h (class General_options): Add -z lazy and -z now. Sort
3585 -z options into alphabetical order.
3586 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3588 2009-06-21 Ian Lance Taylor <iant@google.com>
3590 * layout.cc (Layout::make_output_section): Call
3591 Target::new_output_section.
3592 (Layout::attach_allocated_section_to_segment): Put large section
3593 sections in a separate load segment with the large segment flag
3595 (Layout::segment_precedes): Sort large data segments after other
3597 (align_file_offset): New static function.
3598 (Layout::set_segment_offsets): Use align_file_offset.
3599 * output.h (class Output_section): Add is_small_section_ and
3600 is_large_section_ fields.
3601 (Output_section::is_small_section): New function.
3602 (Output_section::set_is_small_section): New function.
3603 (Output_section::is_large_section): New function.
3604 (Output_section::set_is_large_section): New function.
3605 (Output_section::is_large_data_section): New function.
3606 (class Output_segment): Add is_large_data_segment_ field.
3607 (Output_segment::is_large_data_segment): New function.
3608 (Output_segment::set_is_large_data_segment): New function.
3609 * output.cc (Output_section::Output_section): Initialize new
3611 (Output_segment::Output_segment): Likewise.
3612 (Output_segment::add_output_section): Add assertion that large
3613 data sections always go in large data segments. Force small data
3614 sections to the end of the list of data sections. Force small BSS
3615 sections to the start of the list of BSS sections. For large BSS
3616 sections to the end of the list of BSS sections.
3617 * symtab.h (class Symbol): Declare is_common_shndx.
3618 (Symbol::is_defined): Check Symbol::is_common_shndx.
3619 (Symbol::is_common): Likewise.
3620 (class Symbol_table): Define enum Commons_section_type. Update
3621 declarations. Add small_commons_ and large_commons_ fields.
3622 * symtab.cc (Symbol::is_common_shndx): New function.
3623 (Symbol_table::Symbol_table): Initialize new fields.
3624 (Symbol_table::add_from_object): Put small and large common
3625 symbols in the right list.
3626 (Symbol_table::sized_finalized_symbol): Check
3627 Symbol::is_common_shndx.
3628 (Symbol_table::sized_write_globals): Likewise.
3629 * common.cc (Symbol_table::do_allocate_commons): Allocate new
3630 common symbol lists. Don't call do_allocate_commons_list if the
3632 (Symbol_table::do_allocate_commons_list): Remove is_tls
3633 parameter. Add comons_section_type parameter. Change all
3634 callers. Handle small and large common symbols.
3635 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
3636 Symbol::is_common_shndx.
3637 * resolve.cc (symbol_to_bits): Likewise.
3638 * target.h (Target::small_common_shndx): New function.
3639 (Target::small_common_section_flags): New function.
3640 (Target::large_common_shndx): New function.
3641 (Target::large_common_section_flags): New function.
3642 (Target::new_output_section): New function.
3643 (Target::Target_info): Add small_common_shndx, large_common_shndx,
3644 small_common_section_flags, and large_common_section_flags
3646 (Target::do_new_output_section): New virtual function.
3647 * arm.cc (Target_arm::arm_info): Initialize new fields.
3648 * i386.cc (Target_i386::i386_info): Likewise.
3649 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3651 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
3652 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3653 (Target_x86_64::do_new_output_section): New function.
3654 * configure.ac: Define conditional MCMODEL_MEDIUM.
3655 * testsuite/Makefile.am (check_PROGRAMS): Add large.
3656 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
3657 (large_LDFLAGS): Define.
3658 * testsuite/large.c: New file.
3659 * testsuite/testfile.cc (Target_test::test_target_info):
3660 Initialize new fields.
3661 * configure, testsuite/Makefile.in: Rebuild.
3663 2009-06-05 Doug Kwan <dougkwan@google.com>
3665 * Makefile.am (CCFILES): Add target.cc.
3666 * Makefile.in: Regenerate.
3667 * i386.cc (class Target_i386): Define new virtual method to
3668 override do_is_local_label_name in parent.
3669 * object.cc (Sized_relobj::do_count_local_symbols): Discard
3670 local symbols if --discard-locals or -X is given.
3671 * options.h (class General_options): Declare new options
3672 '--discard-locals' and '-X' for discarding locals.
3673 * target.h (class Target): Define new methods is_local_label_name.
3674 Declare new virtual method do_is_local_label_name.
3675 * target.cc: New file.
3676 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
3677 (check_SCRIPTS): Add discard_locals_test.sh.
3678 (check_DATA): Add discard_local_tests.syms.
3679 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
3680 (discard_local_tests.syms, discard_locals_test.o): New make rules.
3681 * testsuite/Makefile.in: Regenerate.
3682 * testsuite/discard_locals_test.c: New file.
3683 * testsuite/discard_locals_test.sh: Same.
3685 2009-06-05 Doug Kwan <dougkwan@google.com>
3687 * object.cc (Sized_relobj::Sized_relobj): Initialize
3688 discarded_eh_frame_shndx_ to -1U.
3689 (Sized_relobj::do_layout): Record index of a discard .eh_frame
3691 (Sized_relobj::do_count_local_symbols): Skip local symbols in
3692 a discarded .eh_frame section.
3693 (Sized_relobj::do_finalize_local_symbols): Ditto.
3694 * object.h (class Sized_relobj): Declare new member
3695 discarded_eh_frame_shndx_.
3696 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
3697 (local_labels_test.o, local_labels_test): New rules.
3698 * testsuite/Makefile.in: Regenerate.
3700 2009-06-04 Doug Kwan <dougkwan@google.com>
3702 * layout.cc (Layout::section_name_mapping): Add mapping for
3703 special ARM sections.
3705 2009-06-03 Doug Kwan <dougkwan@google.com>
3707 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
3708 (utils::has_overflow): Same.
3710 2009-06-03 Ian Lance Taylor <iant@google.com>
3712 * layout.cc (Layout::section_name_mapping): New array, replacing
3713 Layout::linkonce_mapping.
3714 (Layout::section_name_mapping_count): New variable, replacing
3715 Layout::linkonce_mapping_count.
3716 (Layout::linkonce_output_name): Remove.
3717 (Layout::output_section_name): Rewrite.
3718 * layout.h (class Layout): Rename Linkonce_mapping to
3719 Section_name_mapping, linkonce_mapping to section_name_mapping,
3720 linkonce_mapping_count to section_name_mapping_count. Don't
3721 declare linkonce_output_name.
3723 2009-06-03 Doug Kwan <dougkwan@google.com>
3725 * gold/arm.cc (namespace utils): New.
3726 (Target_arm::reloc_is_non_pic): Define new method.
3727 (class Arm_relocate_functions): New.
3728 (Target_arm::Relocate::relocate): Handle relocation types used by
3731 2009-06-03 Ian Lance Taylor <iant@google.com>
3733 * arm.cc (Target_arm::scan::global): Use || instead of |.
3735 2009-06-02 Doug Kwan <dougkwan@google.com>
3737 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3738 issued_non_pic_error_.
3739 (class Target_arm::Scan): Declare new method check_non_pic.
3740 Define new method symbol_needs_plt_entry.
3741 Declare new data member issued_non_pic_error_.
3742 (class Target_arm::Relocate): Declare new method
3743 should_apply_static_reloc.
3744 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3745 (Target_arm::Scan::check_non_pic): Define new method.
3746 (Target_arm::Scan::local): Handle a small subset of reloc types used
3748 (Target_arm::Scan::local): Same.
3749 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3751 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3753 * incremental.cc (Incremental_inputs::report_command_line): Filter
3754 out --incremental-* options.
3756 2009-05-29 Doug Kwan <dougkwan@google.com>
3758 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3760 (class Target_arm): Update comment.
3761 (Target_arm::Target_arm): Initialize new data members GOT_,
3762 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3763 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3764 and Target_arm::rel_dyn_section.
3765 Declare new_enum Target_arm::Got_type.
3766 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3768 Update commments for member do_dynsym_value.
3769 (Target_arm::got_size, Target_arm::plt_section,
3770 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3771 new methods inside class defintion.
3772 (Target_arm::got_section): Define new method.
3773 (Target_arm::rel_dyn_section): Same.
3774 (Output_data_plt_arm): New template class.
3775 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3776 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3777 (Output_data_plt_arm::add_entry): Same.
3778 (Output_data_plt_arm::first_plt_entry): Define new
3779 static data member for PLT instruction template.
3780 (Output_data_plt_arm::plt_entry): Same.
3781 (Output_data_plt_arm::do_write): Define new method.
3782 (Target_arm::make_plt_entry): Same.
3783 (Target_arm::do_finalize_sections): Same.
3784 (Target_arm::do_dynsym_value): Same.
3786 2009-05-28 Doug Kwan <dougkwan@google.com>
3788 * Makefile.am (TARGETSOURCES): Add arm.cc.
3789 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3790 * Makefile.in: Regenerate.
3792 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3794 2009-05-26 Doug Kwan <dougkwan@google.com>
3796 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3797 (General_options::check_excluded_libs): Strip off directories in
3798 archive name before matching like GNU ld does.
3799 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3800 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3801 (exclude_libs_test_LDFLAGS): Add linker option
3802 -Wl,--exclude-libs,libexclude_libs_test_3
3803 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3804 an explicit archive without using -l.
3805 (alt/libexclude_libs_test_3.a): New make rule.
3806 * testsuite/Makefile.in: Regenerate.
3807 * testsuite/exclude_libs_test.c : Declare lib3_default().
3809 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3810 * exclude_libs_test_3.c: New file.
3812 2009-05-26 Nick Clifton <nickc@redhat.com>
3814 * po/id.po: New Indonesian translation.
3815 * po/gold.pot: Updated template file.
3817 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3819 * testsuite/Makefile.am: Add -ffunction-sections to compile
3820 gc_comdat_test files. Add -Wl,--gc-sections to build
3822 * testsuite/Makefile.in: Regenerate.
3823 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3825 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3827 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3828 kept comdat section was garbage collected.
3829 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3830 * testsuite/Makefile.in: Regenerate.
3831 * testsuite/gc_comdat_test.sh: New file.
3832 * testsuite/gc_comdat_test_1.cc: New file.
3833 * testsuite/gc_comdat_test_2.cc: New file.
3835 2009-05-19 Doug Kwan <dougkwan@google.com>
3837 * archive.cc (Archive::Archive): Move constructor from archive.h
3838 to here. Initialize no_export_.
3839 (Archive::get_elf_object_for_member): Set no_export flag of object.
3840 * archive.h (Archive::Archive): Move constructor body to
3842 (Archive::no_export): New method.
3843 (Archive::no_export_): New field.
3844 * object.h (Object::Object): Initialize no_export_ to false.
3845 (Object::no_export, Object::set_no_export): New methods.
3846 (Object::no_export_): New field.
3847 * options.cc (General_options::parse_exclude_libs): New method.
3848 (General_options::check_excluded_libs) Same.
3849 * options.h (exclude_libs): New option.
3850 (General_options::check_excluded_libs): New method declaration.
3851 (General_options::excluded_libs_): New field.
3852 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3853 default or protected visibility if an object has no-export flag set.
3854 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3855 (check_SCRIPTS): Add exclude_libs_test.sh.
3856 (check_DATA): Add exclude_libs_test.syms.
3857 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3858 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3859 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3860 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3861 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3862 libexclude_libs_test_2.a): New rules.
3863 * testsuite/Makefile.in: Regenerate.
3864 * testsuite/exclude_libs_test.c: New file.
3865 * testsuite/exclude_libs_test.sh: Ditto.
3866 * testsuite/exclude_libs_test_1.c: Ditto.
3867 * testsuite/exclude_libs_test_2.c: Ditto.
3869 2009-05-15 Ian Lance Taylor <iant@google.com>
3871 * configure.ac: Check for declarations for cases where libiberty.h
3872 checks HAVE_DECL_xxx.
3873 * configure, config.in: Rebuild.
3875 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3877 * gold.h (Incremental_argument_list): Remove (invalid) forward
3879 * incremental.cc (Incremental_inputs::report_achive): New method.
3880 (Incremental_inputs::report_object): New method.
3881 (Incremental_inputs::report_script): New method.
3882 (Incremental_inputs::finalize_inputs): New method.
3883 (Incremental_inputs::finalize): Call finalize_inputs().
3884 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3885 Create inputs entries.
3886 * incremental.h (Incremental_input_type): New enum.
3887 (Incremental_inputs::Incremental_input): Initialize new fields.
3888 (Incremental_inputs::report_inputs): New method.
3889 (Incremental_inputs::report_achive): New method.
3890 (Incremental_inputs::report_object): New method.
3891 (Incremental_inputs::report_script): New method.
3892 (Incremental_inputs::finalize_inputs): New method.
3893 (Incremental_inputs::Input_info): New struct.
3894 (Incremental_inputs::Input_info_map): New typedef.
3895 (Incremental_inputs::lock_): New field.
3896 (Incremental_inputs::Inputs_): New field.
3897 (Incremental_inputs::Inputs_map): New field.
3898 * main.cc (main): Call Incremental_input::report_inputs.
3899 * options.h (Input_argument_list): Typedef moved from
3901 (Input_file_group::Files): Remove, use ::Input_argument_list.
3902 (Input_file_group::Input_argument_list): Remove, use
3903 ::Input_argument_list.
3904 * plugin.cc (Plugin_manager::add_input_file): Add error in
3906 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3908 * script.cc (read_input_script): Call
3909 Incremental_input::report_script.
3910 * script.h (Script_info): New class.
3912 2009-04-27 Ian Lance Taylor <iant@google.com>
3914 * x86_64.cc (do_adjust_output_section): Set entsize to
3917 2009-04-23 Elliott Hughes <enh@google.com>
3919 * output.cc (Output_file::close): After short writes, continue
3920 writing from the correct offset in the buffer being written.
3922 2009-04-23 Chris Demetriou <cgd@google.com>
3924 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3925 * configure: Regenerate.
3926 * config.in: Regenerate.
3927 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3928 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3930 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3932 * incremental.cc (Incremental_inputs_header_data): Renamed from
3933 Incremental_input_header_data.
3934 (Incremental_inputs_header_data::data_size): New field.
3935 (Incremental_inputs_header_data::put_input_file_count): Renamed
3936 from input_file_count.
3937 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3938 from command_line_offset.
3939 (Incremental_inputs_header_data::put_reserved): Renamed from
3941 (Incremental_inputs_entry_data): Renamed from
3942 Incremental_input_entry_data.
3943 (Incremental_inputs_entry_data::data_size): New field.
3944 (Incremental_inputs::report_command_line): New method.
3945 (Incremental_inputs::finalize): New method.
3946 (Incremental_inputs::create_incremental_inputs_data): New method.
3947 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3948 * incremental.h: New file.
3949 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3950 (Layout::finalize): Create incremental inputs section in
3952 (Layout::create_incremental_info_sections): New method.
3953 * layout.h (Layout::incremental_inputs): New method.
3954 (Layout::create_incremental_info_sections): New method.
3955 (Layout::incremental_inputs_): New field.
3956 * main.cc (main): Notify Incremental_input of the command line.
3958 2009-04-01 Ian Lance Taylor <iant@google.com>
3959 Mikolaj Zalewski <mikolajz@google.com>
3961 * gold.h (reserve_unordered_map): Define, three versions, one for
3962 each version of Unordered_map.
3963 * layout.cc (Layout::Layout): Remove options parameter. Add
3964 number_of_input_files parameter. Don't initialize options_.
3965 Initialize number_of_input_files_ and resized_signatures_. Move
3966 sections_are_attached_.
3967 (Layout::layout_group): Reserve space for group_signatures_.
3968 (Layout::find_or_add_kept_section): Change name parameter to be a
3969 reference. Resize signatures_ map when it gets large enough.
3970 (Layout::layout_eh_frame): Use parameters->options() instead of
3972 (Layout::make_output_section): Likewise.
3973 (Layout::attach_allocated_section_to_segment): Likewise.
3974 (Layout::finalize, Layout::create_executable_stack): Likewise.
3975 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3976 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3977 * layout.h (class Layout): Update declarations. Remove options_
3978 field. Add number_of_input_files_ and resized_signatures_
3979 fields. Move sections_are_attached_ field.
3980 * main.cc (main): Pass number of input files to Layout
3981 constructor. Don't pass options.
3983 2009-03-30 Ian Lance Taylor <iant@google.com>
3985 * ffsll.c (ffsll): Correct implementation.
3987 2009-03-27 Ian Lance Taylor <iant@google.com>
3989 * ffsll.c: New file.
3990 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3991 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3992 * ftruncate.c (ftruncate): Declare before definition.
3993 * mremap.c (mremap): Likewise.
3994 * pread.c (pread): Likewise.
3995 * configure, Makefile.in, config.in: Rebuild.
3997 * mremap.c: New file.
3998 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3999 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4000 (mremap): Declare if HAVE_MREMAP is not defined.
4001 * configure, Makefile.in, config.in: Rebuild.
4003 2009-03-27 Cary Coutant <ccoutant@google.com>
4005 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4006 position independent.
4007 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4008 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4010 2009-03-24 Cary Coutant <ccoutant@google.com>
4012 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4014 (needs_dynamic_reloc): Likewise.
4016 2009-03-24 Ian Lance Taylor <iant@google.com>
4018 * yyscript.y (file_cmd): Recognize EXTERN.
4019 (extern_name_list, extern_name_list_body): New nonterminals.
4020 * script.cc (script_add_extern): Define.
4021 * script-c.h (script_add_extern): Declare.
4023 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
4025 * object.cc (is_elf_object): Define.
4026 * object.h (is_elf_object): Declare.
4027 * archive.cc (Archive::get_elf_object_for_member): Call
4029 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
4031 2009-03-24 Elliott Hughes <enh@google.com>
4033 * output.cc (Output_file::map_anonymous): Define.
4034 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4035 try an anonymous one. Report the size if the mmap fails.
4036 * output.h (class Output_file): Declare map_anonymous.
4038 2009-03-24 Ian Lance Taylor <iant@google.com>
4040 * target-select.cc (instantiate_target): Don't acquire the lock if
4041 the instantiated_target_ field has already been set.
4043 2009-03-23 Ian Lance Taylor <iant@google.com>
4045 * gold-threads.h (class Initialize_lock): Define.
4046 * gold-threads.cc (class Initialize_lock_once): Define.
4047 (initialize_lock_control): New static variable.
4048 (initialize_lock_pointer): New static variable.
4049 (initialize_lock_once): New static function.
4050 (Initialize_lock::Initialize_lock): Define.
4051 (Initialize_lock::initialize): Define.
4052 * target-select.h: Include "gold-threads.h".
4053 (class Target_selector): Add lock_ and initialize_lock_ fields.
4054 Don't define instantiate_target, just declare it.
4055 * target-select.cc (Target_selector::Target_selector): Initialize
4057 (Target_selector::instantiate_target): Define.
4058 * descriptors.h: Include "gold-threads.h".
4059 (class Descriptors): Add initialize_lock_ field.
4060 * descriptors.cc (Descriptors::Descriptors): Initialize new
4062 (Descriptors::open): Use initialize_lock_ field
4063 * errors.h (class Errors): Add initialize_lock_ field.
4064 * errors.cc (Errors::Errors): Initialize new field.
4065 (Errors::initialize_lock): Use initialize_lock_ field.
4066 * powerpc.cc (class Target_selector_powerpc): Remove
4067 instantiated_target_ field. In do_recognize call
4068 instantiate_target rather than do_instantiate_target. In
4069 do_instantiate_target just allocate a new target.
4070 * sparc.cc (class Target_selector_sparc): Likewise.
4072 * freebsd.h: New file.
4073 * i386.cc: Include "freebsd.h".
4074 (Target_i386): Derive from Target_freebsd rather than
4076 (Target_selector_i386): Derive from Target_selector_freebsd rather
4077 than Target_selector.
4078 * x86_64.cc: Include "freebsd.h".
4079 (Target_x86_64): Derive from Target_freebsd rather than
4081 (Target_selector_x86_64): Derive from Target_selector_freebsd
4082 rather than Target_selector.
4083 * target.h (class Target): Add adjust_elf_header and
4084 do_adjust_elf_header.
4085 * output.cc (Output_file_header:: do_sized_write): Call target
4086 adjust_elf_header routine.
4087 * configure.tgt: Set targ_osabi.
4088 * configure.ac: Define GOLD_DEFAULT_OSABI.
4089 * parameters.cc (Parameters::default_target): Pass
4090 GOLD_DEFAULT_OSABI to select_target.
4091 * target-select.h (class Target_selector): Make instantiate_target
4092 protected rather than private.
4093 * Makefile.am (HFILES): Add freebsd.h.
4094 * configure, Makefile.in, config.in: Rebuild.
4096 * merge.cc (do_add_input_section): Correct pend value. Change
4097 message about last entry not being null terminated from error to
4100 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4102 * incremental.cc: New file.
4103 * Makefile.am (CCFILES): Add incremental.cc.
4104 * Makefile.in: Rebuild.
4106 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4108 * layout.cc (Layout::output_section_name): Preserve names
4109 of '.note.' sections.
4111 2009-03-19 Ian Lance Taylor <iant@google.com>
4113 * descriptors.cc (Descriptors::open): Check that the options are
4114 valid before using them.
4116 2009-03-18 Ian Lance Taylor <iant@google.com>
4118 * script-sections.h: Include <list>.
4119 (class Script_sections): Change Sections_elements from std::vector
4120 to std::list. Typedef public Elements_iterator. Add
4121 orphan_section_placement_, data_segment_align_start_, and
4122 saw_data_segment_align_ fields. Remove data_segment_align_index_
4124 * script-sections.cc (class Orphan_section_placement): New class.
4125 (class Sections_element): Add virtual functions is_relro and
4126 orphan_section_init. Remove virtual function place_orphan_here.
4127 (class Output_section_definition): Add is_relro and
4128 orphan_section_init. Remove place_orphan_here.
4129 (class Orphan_output_section): Likewise.
4130 (Script_sections::Script_sections): Update for field changes.
4131 (Script_sections::data_segment_align): Set saw_data_segment_align_
4132 and data_segment_align_start_, not data_segment_align_index.
4133 (Script_sections::data_segment_relro_end): Check
4134 saw_data_segment_align_. Use data_segment_align_start_ rather
4135 than data_segment_align_index_.
4136 (Script_sections::place_orphan): Rewrite to use
4137 Orphan_section_placement.
4139 2009-03-17 Ian Lance Taylor <iant@google.com>
4141 * archive.cc (Archive::add_symbols): Check for a version attached
4142 to the symbol name in the archive map.
4143 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4144 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4145 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4146 (ver_test_11.a): New target.
4147 * testsuite/Makefile.in: Rebuild.
4149 * configure.ac: Check for chsize and posix_fallocate. Replace
4151 * ftruncate.c: New file, from gnulib.
4152 * output.cc (posix_fallocate): Define dummy version if not
4153 HAVE_POSIX_FALLOCATE.
4154 (Output_file::map): Call posix_fallocate rather than lseek and
4156 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4157 * configure, Makefile.in, config.in: Rebuild.
4159 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4161 * layout.h (Layout::create_note): Add section_name parameter.
4162 * layout.cc (Layout::create_note): Likewise.
4163 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4165 2009-03-17 Ian Lance Taylor <iant@google.com>
4167 * descriptors.cc: Include "options.h".
4168 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4169 (Descriptors::open): Always use O_CLOEXEC when opening a new
4170 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4171 then set FD_CLOEXEC.
4173 * sparc.cc (class Target_sparc): Add has_got_section.
4174 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4175 make sure we have a GOT section.
4177 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4178 (Target_sparc::Scan::local): Likewise.
4179 (Target_sparc::Scan::global): Likewise.
4180 (Target_sparc::Relocate::relocate): Likewise.
4181 (Target_sparc::Relocate::relocate_tls): Likewise.
4183 * symtab.cc (Symbol_table::define_default_version): New function,
4184 broken out of add_from_object.
4185 (Symbol_table::add_from_object): Call define_default_version.
4186 (Symbol_table::define_special_symbol): Add resolve_oldsym
4187 parameter. Change all callers. If the version for a symbol comes
4188 from a version script, resolve it with the symbol with the same
4189 name with no version. Also add the symbol without a version if
4191 (do_define_in_output_data): If resolving with oldsym, don't delete
4193 (do_define_in_output_segment): Likewise.
4194 (do_define_as_constant): Likewise.
4195 * symtab.h (class Symbol_table): Update declarations.
4197 2009-03-13 Ian Lance Taylor <iant@google.com>
4199 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4200 (Read_symbols::requeue): New function.
4201 (Read_symbols::do_read_symbols): If make_elf_object fails because
4202 the target type is not configured, and the file was searched for,
4203 issue a warning and retry with the next directory.
4204 (Add_symbols::run): If the file has an incompatible format, and
4205 it was searched for, requeue the Read_symbols task. On error,
4207 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4208 dirindex parameter to constructor. Change all callers. Declare
4209 incompatible_warning and requeue.
4210 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4211 input_argument_ and input_group_ fields. Add them to
4212 constructor. Change all callers.
4213 (class Read_script): Add dirindex_ field. Add it to constructor.
4215 * archive.cc (Archive::setup): Remove input_objects parameter.
4217 (Archive::get_file_and_offset): Likewise.
4218 (Archive::read_all_symbols): Likewise.
4219 (Archive::read_symbols): Likewise.
4220 (Archive::get_elf_object_for_member): Remove input_objects
4221 parameter. Add punconfigured parameter. Change all callers.
4222 (Archive::add_symbols): Change return type to bool. Check return
4223 value of include_member.
4224 (Archive::include_all_members): Likewise.
4225 (Archive::include_member): Change return type to bool. Return
4226 false if first included object has incompatible target. Set
4227 included_member_ field.
4228 (Add_archive_symbols::run): If add_symbols returns false, requeue
4230 * archive.h (class Archive): Add included_member_ field.
4231 Initialize it in constructor. Add input_file and searched_for
4232 methods. Update declarations.
4233 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4234 input_argument_ fields. Add them to constructor. Change all
4236 * script.cc: Include "target-select.h".
4237 (class Parser_closure): Add skip_on_incompatible_target_ and
4238 found_incompatible_target_ fields. Add
4239 skip_on_incompatible_target parameter to constructor. Change all
4240 callers. Add methods skip_on_incompatible_target,
4241 clear_skip_on_incompatible_target, found_incompatible_target, and
4242 set_found_incompatible_target.
4243 (read_input_script): Add dirindex parameter. Change all callers.
4244 If parser finds an incompatible target, requeue Read_symbols
4246 (script_set_symbol): Clear skip_on_incompatible_target in
4248 (script_add_assertion, script_parse_option): Likewise.
4249 (script_start_sections, script_add_phdr): Likewise.
4250 (script_check_output_format): New function.
4251 * script.h (read_input_script): Update declaration.
4252 * script-c.h (script_check_output_format): Declare.
4253 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4254 (ignore_cmd): Remove OUTPUT_FORMAT.
4255 * fileread.cc (Input_file::Input_file): Add explicit this.
4256 (Input_file::will_search_for): New function.
4257 (Input_file::open): Add pindex parameter. Change all callers.
4258 * fileread.h (class Input_file): Add input_file_argument method.
4259 Declare will_search_for. Update declarations.
4260 * object.cc (make_elf_object): Add punconfigured parameter.
4262 * object.h (class Object): Make input_file public. Add
4263 searched_for method.
4264 (make_elf_object): Update declaration.
4265 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4267 * dirsearch.h (class Dirsearch): Update declaration.
4268 * options.h (class General_options): Add --warn-search-mismatch.
4269 * parameters.cc (Parameters::is_compatible_target): New function.
4270 * parameters.h (class Parameters): Declare is_compatible_target.
4271 * workqueue.cc (Workqueue::add_blocker): New function.
4272 * workqueue.h (class Workqueue): Declare add_blocker.
4274 * fileread.cc (Input_file::open): Remove options parameter.
4276 (Input_file::open_binary): Likewise.
4277 * script.cc (read_input_script): Likewise.
4278 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4279 options parameter from constructor. Change all callers.
4280 (class Read_script): Likewise.
4281 * fileread.h (class Input_file): Update declarations.
4282 * script.h (read_input_script): Update declaration.
4284 2009-03-10 Nick Clifton <nickc@redhat.com>
4286 * po/es.po: New Spanish translation.
4288 2009-03-06 Cary Coutant <ccoutant@google.com>
4290 * options.cc (parse_short_option): Keep dash_z from registering itself.
4292 2009-03-03 Ian Lance Taylor <iant@google.com>
4295 * target-reloc.h (relocate_section): Pass output_section to
4297 * i386.cc (Target_i386::should_apply_static_reloc): Add
4298 output_section parameter. Change all callers.
4299 (Target_i386::Relocate::relocate): Add output_section parameter.
4300 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4301 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4302 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4303 * testsuite/two_file_shared.sh: New script.
4304 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4305 (check_DATA): Add two_file_shared.dbg.
4306 (two_file_shared.dbg): New target.
4307 * testsuite/Makefile.in: Rebuild.
4309 2009-03-01 Ian Lance Taylor <iant@google.com>
4311 * configure.ac: Check for byteswap.h.
4312 * configure: Rebuild.
4313 * config.in: Rebuild.
4315 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4317 * layout.cc (Layout::find_or_add_kept_section): New function.
4318 (Layout::add_comdat): Removed.
4319 * layout.h (struct Kept_section): Move out of class Layout.
4320 Remove trailing underscores from field names. Add group_sections
4321 field. Rename group_ field to is_group. Change all uses.
4322 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4323 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4324 comdat_groups_ field.
4325 (Sized_relobj::include_section_group): Use
4326 find_or_add_kept_section and Kept_section::group_sections.
4327 (Sized_relobj::include_linkonce_section): Likewise.
4328 * object.cc (class Sized_relobj): Don't define Comdat_group or
4329 Comdat_group_table. Remove find_comdat_group and
4330 add_comdat_group. Remove comdat_groups_ field.
4331 * plugin.cc (include_comdat_group): Use
4332 Layout::find_or_add_kept_section.
4334 2009-02-28 Ian Lance Taylor <iant@google.com>
4336 * README: --gc-sections and map files are now supported. Document
4337 some build requirements.
4340 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4341 relocatable link set the value of the section symbol to zero.
4342 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4343 relocatable link don't include the section address in the local
4346 2009-02-27 Ian Lance Taylor <iant@google.com>
4349 * options.h (class Search_directory): Add is_system_directory.
4350 (class General_options): Declare is_in_system_directory.
4351 * options.cc (get_relative_sysroot): Make static.
4352 (get_default_sysroot): Make static.
4353 (General_optoins::is_in_system_directory): New function.
4354 * fileread.cc (Input_file::is_in_system_directory): New function.
4355 * fileread.h (class Input_file): Declare is_in_system_directory.
4356 * object.h (class Object): Add is_in_system_directory.
4357 (class Input_objects): Remove system_library_directory_ field.
4358 * object.cc (Input_objects::add_object): Don't set
4359 system_library_directory_.
4360 (input_objects::found_in_system_library_directory): Remove.
4361 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4362 parameter. Change all callers.
4363 (Symbol_table::sized_write_globals): Likewise.
4364 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4365 Call Object::is_in_system_directory.
4366 * symtab.h (class Symbol_table): Update declarations.
4369 * descriptors.h (Open_descriptor): Add is_on_stack field.
4370 * descriptors.cc (Descriptors::open): If the descriptor is on the
4371 top of the stack, remove it. Initialize is_on_stack field.
4372 (Descriptors::release): Only add pod to stack if it is not on the
4374 (Descriptors::close_some_descriptor): Clear stack_next and
4378 * output.cc (Output_section::find_starting_output_address): Rename
4379 from starting_output_address; add PADDR parameter; change return
4381 * output.h (class Output_section): Declare
4382 find_starting_output_address instead of starting_output_address.
4383 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4384 section symbol for which we can't find a merge section.
4387 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4388 hidden or internal, force the symbol to be local.
4389 * resolve.cc (Symbol::override_visibility): Define.
4390 (Symbol::override_base): Use override_visibility.
4391 (Symbol_table::resolve): Likewise.
4392 (Symbol::override_base_with_special): Likewise.
4393 (Symbol_table::override_with_special): If the visibility is hidden
4394 or internal, force the symbol to be local.
4395 * symtab.h (class Symbol): Add set_visibility and
4396 override_visibility.
4397 * testsuite/ver_test_1.sh: New file.
4398 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4399 (check_DATA): Add ver_test_1.syms.
4400 (ver_test_1.syms): New target.
4401 * testsuite/Makefile.in: Rebuild.
4403 2009-02-25 Cary Coutant <ccoutant@google.com>
4405 * layout.cc (Layout::choose_output_section): Don't rename sections
4406 when using a linker script that has a SECTIONS clause.
4407 * Makefile.in: Regenerate.
4409 * testsuite/Makefile.am (script_test_5.sh): New test case.
4410 * testsuite/Makefile.in: Regenerate.
4411 * testsuite/script_test_5.cc: New file.
4412 * testsuite/script_test_5.sh: New file.
4413 * testsuite/script_test_5.t: New file.
4415 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
4417 * archive.cc (Archive::include_member): Update calls to add_symbols.
4418 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4419 the Layout argument.
4420 * dynobj.h (do_add_symbols): Add the Layout argument.
4421 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4423 * object.h (Object::add_symbols): Add the Layout argument.
4424 (Object::do_add_symbols): Add the Layout argument.
4425 (Sized_relobj::do_add_symbols): Add the Layout argument.
4426 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4427 Unify the two versions.
4428 (Add_plugin_symbols): Remove.
4429 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4430 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4431 (Add_plugin_symbols): Remove.
4432 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4433 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4434 (Add_symbols::run): Make it work with Pulginobj.
4436 2009-02-06 Ian Lance Taylor <iant@google.com>
4438 * object.cc (Sized_relobj::do_layout): Make info message start
4439 with lower case letter.
4441 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4443 * binary.cc: Fix file comment.
4445 * options.h (enum Incremental_disposition): Define.
4446 (class General_options): Add new options: --incremental,
4447 --incremental_changed, --incremental_unchanged,
4448 --incremental_unknown. Add incremental_disposition_ and
4449 implicit_incremental_ fields.
4450 (General_options::incremental_disposition): New function.
4451 (class Position_dependent_options): Add incremental_disposition
4453 (Position_dependent_options::copy_from_options): Set incremental
4455 * options.cc (General_options::parse_incremental_changed): New
4457 (General_options::parse_incremental_unchanged): New function.
4458 (General_options::parse_incremental_unknown): New function.
4459 (General_options::General_options): Initialize new fields
4460 incremental_disposition_ and implicit_incremental_.
4461 (General_options::finalize): Check for uasge of --incremental-*
4462 without --incremental.
4464 2009-02-06 Chris Demetriou <cgd@google.com>
4466 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4467 pointer and to report location as the file name associated with
4469 (gold_undefined_symbol_at_location): New function to replace the
4470 old gold_undefined_symbol functionality.
4471 * target-reloc.h (relocate_section): Update to use
4472 gold_undefined_symbol_at_location.
4473 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4474 Call gold_undefined_symbol function rather than gold_error.
4475 * errors.h (Errors::undefined_symbol): Take location as a
4476 string, rather than calculating it from a relocation.
4477 * errors.cc (Errors::fatal): Print "fatal error:" before the
4479 (Errors::error, Errors::error_at_location): Print "error: "
4480 before the formatted message.
4481 (Errors::undefined_symbol): Take location as a string, rather
4482 than calculating it from a relocation.
4483 (gold_undefined_symbol_at_location): New function akin to
4484 old gold_undefined_symbol, calculates location from relocation.
4485 (gold_undefined_symbol): Change to take only a Symbol pointer
4486 and to report location as the file name associated with the symbol.
4487 * testsuite/debug_msg.sh: Update for changed error messages.
4488 * testsuite/undef_symbol.sh: Likewise.
4490 2009-02-04 Duncan Sands <baldrick@free.fr>
4493 * reduced_debug_output.h
4494 (Output_reduced_debug_abbrev_section::failed): Use format for
4496 (Output_reduced_debug_info_section::faild): Likewise.
4498 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4500 * script.cc (Lazy_demangler): New class.
4501 (Version_script_info::get_symbol_version_helper): Demangle a
4504 2009-01-29 Cary Coutant <ccoutant@google.com>
4506 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4508 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4510 2009-01-28 Ian Lance Taylor <iant@google.com>
4512 * version.cc (version_string): Bump to 1.9.
4514 * gold.h: Include <cstring> and <stdint.h>.
4515 * version.cc: Include <cstdio>.
4516 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4518 * reduced_debug_output.cc (insert_into_vector): Rename from
4519 Insert_into_vector; change all callers. Use Swap_unaligned to
4520 avoid aliasing issue; remove union since it is unnecessary.
4522 2009-01-27 Sriraman Tallam <tmsriram@google.com>
4524 * Makefile.am (CCFILES): Add gc.cc.
4526 * Makefile.in: Regenerate.
4527 * gold.cc (Gc_runner): New class.
4528 (queue_initial_tasks): Call garbage collection related tasks
4529 when corresponding options are invoked.
4530 (queue_middle_gc_tasks): New function.
4531 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4532 processed early before laying out sections during garbage collection.
4533 * gold.h (queue_middle_gc_tasks): New function.
4534 (is_prefix_of): Move from "layout.cc".
4535 * i386.cc (Target_i386::gc_process_relocs): New function.
4536 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4537 * main.cc (main): Create object of class "Garbage_collection".
4538 * object.cc (Relobj::copy_symbols_data): New function.
4539 (Relobj::is_section_name_included): New function.
4540 (Sized_relobj::do_layout): Allow this function to be called twice
4541 during garbage collection and defer layout of section during the
4543 * object.h (Relobj::get_symbols_data): New function.
4544 (Relobj::is_section_name_included): New function.
4545 (Relobj::copy_symbols_data): New function.
4546 (Relobj::set_symbols_data): New function.
4547 (Relobj::get_relocs_data): New function.
4548 (Relobj::set_relocs_data): New function.
4549 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4550 (Relobj::gc_process_relocs): New function.
4551 (Relobj::do_gc_process_relocs): New pure virtual function.
4552 (Relobj::sd_): New data member.
4553 (Sized_relobj::is_output_section_offset_invalid): New function.
4554 (Sized_relobj::do_gc_process_relocs): New function.
4555 * options.h (General_options::gc_sections): Modify to not be a no-op.
4556 (General_options::print_gc_sections): New option.
4557 * plugin.cc (Plugin_finish::run): Remove function call to
4558 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4559 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4560 * reloc.cc (Read_relocs::run): Add task to process relocs and
4561 determine unreferenced sections when doing garbage collection.
4562 (Gc_process_relocs): New class.
4563 (Sized_relobj::do_gc_process_relocs): New function.
4564 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4565 sections that are garbage collected.
4566 * reloc.h (Gc_process_relocs): New class.
4567 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4568 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4569 symbols whose corresponding sections are garbage collected.
4570 (Symbol_table::Symbol_table): Add new parameter for the garbage
4572 (Symbol_table::gc_mark_undef_symbols): New function.
4573 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4574 (Symbol_table::gc_mark_dyn_syms): New function.
4575 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4577 (Symbol_table::add_from_object): Likewise.
4578 (Symbol_table::add_from_relobj): When building shared objects, do not
4579 treat externally visible symbols as garbage.
4580 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4581 table information for static and relocatable links.
4582 * symtab.h (Symbol_table::set_gc): New function.
4583 (Symbol_table::gc): New function.
4584 (Symbol_table::gc_mark_undef_symbols): New function.
4585 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4586 (Symbol_table::gc_mark_dyn_syms): New function.
4587 (Symbol_table::gc_): New data member.
4588 * target.h (Sized_target::gc_process_relocs): New pure virtual
4590 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4591 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4593 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4595 * options.h (General_options::gc_sections): Define as a no-op for now.
4596 (General_options::no_keep_memory): Ditto.
4597 (General_options::Bshareable): Define.
4598 * options.cc (General_options::finalize): Honor -Bshareable.
4600 2009-01-20 Andreas Schwab <schwab@suse.de>
4602 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4603 read the value in the contents, since we don't use it. Use the
4604 template endianness when writing.
4605 (Relocate::relocate): Use it for R_PPC_REL16_HA.
4607 2009-01-19 Andreas Schwab <schwab@suse.de>
4609 * configure.tgt (powerpc64-*): Fix targ_obj.
4611 2009-01-15 Ian Lance Taylor <iant@google.com>
4613 * object.cc (Sized_relobj::write_local_symbols): Don't write out
4614 local symbols when stripping all symbols.
4616 2009-01-14 Cary Coutant <ccoutant@google.com>
4618 * output.cc (Output_reloc): Add explicit instantiations.
4620 2009-01-14 Cary Coutant <ccoutant@google.com>
4622 * archive.cc (Archive::get_elf_object_for_member): Remove call
4623 to File_read::claim_for_plugin.
4624 * descriptors.cc (Descriptors::open): Remove reference to
4626 (Descriptors::claim_for_plugin): Remove.
4627 * descriptors.h (Descriptors::claim_for_plugin): Remove.
4628 (Descriptors::is_claimed): Remove.
4629 (claim_descriptor_for_plugin): Remove.
4630 * fileread.cc (File_read::claim_for_plugin): Remove.
4631 * fileread.h (File_read::claim_for_plugin): Remove.
4632 (File_read::descriptor): Reopen descriptor if necessary.
4633 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
4634 (Plugin_manager::all_symbols_read): Add task parameter. Change
4636 (Plugin_manager::get_input_file): New function.
4637 (Plugin_manager::release_input_file): New function.
4638 (Pluginobj::Pluginobj): Add filesize parameter and initialize
4639 corresponding data member.
4640 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
4641 and pass to base constructor. Change all callers.
4642 (get_input_file, release_input_file): New functions.
4643 (make_sized_plugin_object): Add filesize parameter. Change all callers.
4644 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
4645 (Plugin_manager::all_symbols_read): Add task parameter.
4646 (Plugin_manager::get_input_file): New function.
4647 (Plugin_manager::release_input_file): New function.
4648 (Plugin_manager::task_): New data member.
4649 (Pluginobj::Pluginobj): Add filesize parameter.
4650 (Pluginobj::filename): New function.
4651 (Pluginobj::descriptor): New function.
4652 (Pluginobj::filesize): New function.
4653 (Pluginobj::filesize_): New data member.
4654 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
4655 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
4656 File_read::claim_for_plugin; use Object::unlock to unlock the file.
4658 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
4659 with archive libraries.
4660 * testsuite/Makefile.in: Regenerate.
4661 * testsuite/plugin_test.c (struct sym_info): New type.
4662 (get_input_file, release_input_file): New static variables.
4663 (onload): Capture new transfer vector entries.
4664 (claim_file_hook): Stop reading at end of file according to filesize.
4665 Factor out parsing of readelf output into separate function.
4666 (all_symbols_read_hook): Exercise get_input_file and release_input_file
4667 APIs and get the source file name from the symbol table. Convert
4668 source file name to corresponding object file name. Print info
4669 message when adding new input files.
4670 (parse_readelf_line): New function.
4671 * testsuite/plugin_test_1.sh: Add checks for new info messages.
4672 * testsuite/plugin_test_2.sh: Likewise.
4673 * testsuite/plugin_test_3.sh: Likewise.
4674 * testsuite/plugin_test_4.sh: New test case.
4676 2009-01-07 Ian Lance Taylor <iant@google.com>
4678 * version.cc (version_string): Bump to 1.8.
4680 2008-12-23 Cary Coutant <ccoutant@google.com>
4682 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
4683 * plugin.cc (Plugin_manager::finish): Rename as
4684 layout_deferred_objects. Move cleanup to separate function.
4685 (Plugin_manager::cleanup): New function.
4686 (Plugin_finish::run): Call layout_deferred_objects and cleanup
4688 * plugin.h (Plugin_manager::finish): Rename as
4689 layout_deferred_objects.
4690 (Plugin_manager::cleanup): New function.
4691 (Plugin_manager::cleanup_done): New field.
4693 2008-12-23 Cary Coutant <ccoutant@google.com>
4695 * plugin.cc (is_visible_from_outside): New function.
4696 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
4697 so we don't return "IR only" status for exported symbols or -r links.
4699 * testsuite/Makefile.am (plugin_test_3): New test case.
4700 * testsuite/Makefile.in: Regenerate.
4701 * testsuite/plugin_test_3.sh: New file.
4703 2008-12-22 Cary Coutant <ccoutant@google.com>
4705 * object.cc (Sized_relobj::layout_section): New function.
4706 (Sized_relobj::do_layout): Defer layout of input sections until after
4707 plugin has provided replacement files.
4708 (Sized_relobj::do_layout_deferred_sections): New function.
4709 * object.h (Relobj::set_section_offset): Remove virtual keyword.
4710 (Relobj::layout_deferred_sections): New function.
4711 (Relobj::do_layout_deferred_sections): New function.
4712 (Sized_relobj::do_layout_deferred_sections): New function.
4713 (Sized_relobj::layout_section): New function.
4714 (Sized_relobj::Deferred_layout): New structure.
4715 (Sized_relobj::deferred_layout_): New field.
4716 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4717 Change all callers. Layout deferred sections.
4718 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4720 (Plugin_hook::run): Move code from do_plugin_hook inline.
4721 (Plugin_hook::do_plugin_hook): Remove.
4722 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4723 (Plugin_manager::finish): Renamed, was cleanup.
4724 (Plugin_manager::should_defer_layout): New function.
4725 (Plugin_manager::add_deferred_layout_object): New function.
4726 (Plugin_manager::Deferred_layout_list): New type.
4727 (Plugin_manager::deferred_layout_objects_): New field.
4728 (Plugin_hook::do_plugin_hook): Remove.
4730 2008-12-17 Ian Lance Taylor <iant@google.com>
4732 * options.h (class General_options): Add --no case for
4735 2008-12-16 Cary Coutant <ccoutant@google.com>
4737 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4739 (Plugin_manager::claim_file): Create plugin object even if
4740 plugin did not call the add_symbols callback.
4741 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4742 asking for more symbols than were added.
4743 * testsuite/Makefile.am (plugin_test_1): Add test case with
4745 (empty.syms): New target.
4746 * testsuite/Makefile.in: Regenerate.
4747 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4748 message. Don't call add_symbols if no globals.
4749 (all_symbols_read_hook): Don't provide replacement for empty
4752 2008-12-12 Ian Lance Taylor <iant@google.com>
4754 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4755 r_type == 0 for a local symbol with r_sym == 0.
4756 (scan_relocatable_relocs): Pass r_sym to
4757 local_non_section_strategy.
4758 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4761 * configure.ac: Update test for TLS descriptors: they are
4762 supported as of glibc 2.9.
4763 * configure: Rebuild.
4765 2008-12-11 Ian Lance Taylor <iant@google.com>
4768 * target-reloc.h (Default_scan_relocatable_relocs): For each
4769 function, map r_type == 0 to RELOC_DISCARD.
4771 2008-12-10 Cary Coutant <ccoutant@google.com>
4773 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4774 object to override a kept COMDAT group from a plugin object.
4776 2008-12-09 Ian Lance Taylor <iant@google.com>
4779 * yyscript.y (file_cmd): Handle INPUT.
4781 * testsuite/initpri1.c: Change all declarations to be full
4782 prototypes by adding void, to avoid compiler warnings.
4784 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4786 * options.cc (General_options::parse_plugin_opt): New.
4787 (General_options::add_plugin): The argument now is just the filename.
4788 (General_options::add_plugin_option): New.
4789 * options.h (plugin_opt): New.
4790 (add_plugin): Change argument name.
4791 (add_plugin_option): New.
4792 * plugin.cc (Plugin::load): Don't parse the plugin option.
4793 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4794 (Plugin::add_option): New.
4795 (Plugin::args_): Change type.
4796 (Plugin::filename_): New.
4797 (Plugin_manager::add_plugin_option): New.
4798 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4799 * testsuite/Makefile.in: Regenerate.
4801 2008-12-05 Cary Coutant <ccoutant@google.com>
4803 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4804 Handle --strip-lto-sections option.
4805 * options.h (strip_lto_sections): New option.
4807 2008-12-01 Cary Coutant <ccoutant@google.com>
4809 * plugin.cc (ld_plugin_message): Change format parameter to const.
4810 Fix mismatch between new[] and delete.
4812 2008-11-14 Cary Coutant <ccoutant@google.com>
4814 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4817 2008-11-05 Craig Silverstein <csilvers@google.com>
4819 * options.cc (General_options::parse_dynamic_list): New function.
4820 * options.h (General_options): New flags dynamic_list,
4821 dynamic_list_data, dynamic_list_cpp_new, and
4822 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4823 (General_options::in_dynamic_list): New function.
4824 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4825 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4826 (Lex::can_continue_name): Likewise.
4828 (read_script_file): New parameter script_options.
4829 (read_dynamic_list): New function.
4830 (Script_options::define_dynamic_list): New function.
4831 (dynamic_list_keyword_parsecodes): New variable.
4832 (dynamic_list_keywords): New variable.
4833 * script.h (Script_options::define_dynamic_list): New function
4835 (read_dynamic_list): New function prototype.
4836 * symtab.cc (strprefix): New macro.
4837 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4838 dynamic_list_data, dynamic_list_cpp_new, and
4839 dynamic_list_cpp_typeinfo.
4840 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4841 (dynamic_list_expr): New rule.
4842 (dynamic_list_nodes): Likewise.
4843 (dynamic_list_node): Likewise.
4844 * testsuite/Makefile.am (dynamic_list): New test.
4845 * testsuite/Makefile.in: Regenerated.
4846 * testsuite/dynamic_list.t: New file.
4847 * testsuite/dynamic_list.sh: New file.
4849 2008-11-05 Craig Silverstein <csilvers@google.com>
4851 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4852 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4853 (t11_last): Likewise.
4854 * testsuite/ver_test_6.c (main): Likewise.
4856 2008-10-07 Cary Coutant <ccoutant@google.com>
4858 * options.c (General_options::finalize): Add check for -static and
4860 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4863 2008-10-02 Cary Coutant <ccoutant@google.com>
4865 * plugin.cc (make_sized_plugin_object): Fix conditional
4866 compilation to work when not all targets are enabled.
4868 2008-09-29 Cary Coutant <ccoutant@google.com>
4870 * archive.cc (Archive::get_file_and_offset): Use filename instead
4871 of name to get library path.
4872 (Archive::include_member): Unlock external member of a thin archive.
4874 * testsuite/Makefile.am (TEST_AR): New variable.
4875 (thin_archive_test_1): New test.
4876 (thin_archive_test_2): New test.
4877 * testsuite/Makefile.in: Regenerate.
4878 * testsuite/thin_archive_main.cc: New file.
4879 * testsuite/thin_archive_test_1.cc: New file.
4880 * testsuite/thin_archive_test_2.cc: New file.
4881 * testsuite/thin_archive_test_3.cc: New file.
4882 * testsuite/thin_archive_test_4.cc: New file.
4884 2008-09-29 Cary Coutant <ccoutant@google.com>
4886 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4887 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4889 (Sized_relobj::do_finalize_local_symbols): Likewise.
4890 (Sized_relobj::map_to_kept_section): Likewise.
4891 * object.h (Sized_relobj::invalid_address): New constant.
4892 (Sized_relobj::do_output_section_offset): Check for invalid_address
4894 * output.cc (Output_reloc::local_section_offset): Use constant
4895 invalid_address instead of -1U.
4896 (Output_reloc::get_address): Likewise.
4897 (Output_section::output_address): Change -1U to -1ULL.
4898 * output.h (Output_reloc::invalid_address): New constant.
4899 * reloc.cc (Sized_relobj::write_sections): Use constant
4900 invalid_address instead of -1U.
4901 (Sized_relobj::relocate_sections): Likewise.
4902 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4903 values for merge sections.
4904 * target-reloc.h (relocate_for_relocatable): Use constant
4905 invalid_address instead of -1U.
4907 2008-09-19 Cary Coutant <ccoutant@google.com>
4909 Add plugin functionality for link-time optimization (LTO).
4910 * configure.ac (plugins): Add --enable-plugins option.
4911 * configure: Regenerate.
4912 * config.in: Regenerate.
4913 * Makefile.am (LIBDL): New variable.
4914 (CCFILES): Add plugin.cc.
4915 (HFILES): Add plugin.h.
4916 (ldadd_var): Add LIBDL.
4917 * Makefile.in: Regenerate.
4919 * archive.cc: Include "plugin.h".
4920 (Archive::setup): Don't preread archive symbols when using a plugin.
4921 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4922 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4924 (Archive::include_member): Add symbols from plugin objects.
4925 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4926 * descriptors.cc (Descriptors::open): Check for file descriptors
4927 abandoned by plugins.
4928 (Descriptors::claim_for_plugin): New function.
4929 * descriptors.h (Descriptors::claim_for_plugin): New function.
4930 (Open_descriptor::is_claimed): New field.
4931 (claim_descriptor_for_plugin): New function.
4932 * fileread.cc (File_read::claim_for_plugin): New function.
4933 * fileread.h (File_read::claim_for_plugin): New function.
4934 (File_read::descriptor): New function.
4935 * gold.cc: Include "plugin.h".
4936 (queue_initial_tasks): Add task to call plugin hooks for generating
4938 * main.cc: Include "plugin.h".
4939 (main): Load plugin libraries.
4940 * object.h (Pluginobj): Declare.
4941 (Object::pluginobj): New function.
4942 (Object::do_pluginobj): New function.
4943 (Object::set_target): New function.
4944 * options.cc: Include "plugin.h".
4945 (General_options::parse_plugin): New function.
4946 (General_options::General_options): Initialize plugins_ field.
4947 (General_options::add_plugin): New function.
4948 * options.h (Plugin_manager): Declare.
4949 (General_options): Add --plugin option.
4950 (General_options::has_plugins): New function.
4951 (General_options::plugins): New function.
4952 (General_options::add_plugin): New function.
4953 (General_options::plugins_): New field.
4954 * plugin.cc: New file.
4955 * plugin.h: New file.
4956 * readsyms.cc: Include "plugin.h".
4957 (Read_symbols::do_read_symbols): Check for archive before checking
4958 for ELF file. Call plugin hooks to claim files.
4959 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4960 from a real object file; force override when processing replacement
4962 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4963 (Symbol::init_base_object): Likewise.
4964 (Symbol::init_base_output_data): Likewise.
4965 (Symbol::init_base_output_segment): Likewise.
4966 (Symbol::init_base_constant): Likewise.
4967 (Symbol::init_base_undefined): Likewise.
4968 (Symbol::output_section): Assert that object is not a plugin.
4969 (Symbol_table::add_from_pluginobj): New function.
4970 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4972 (Symbol_table::sized_write_globals): Likewise.
4973 (Symbol_table::add_from_pluginobj): Instantiate template.
4974 * symtab.h (Sized_pluginobj): Declare.
4975 (Symbol::in_real_elf): New function.
4976 (Symbol::set_in_real_elf): New function.
4977 (Symbol::in_real_elf_): New field.
4978 (Symbol_table::add_from_pluginobj): New function.
4980 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4981 (LIBDL): New variable.
4983 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4984 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4985 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4986 (MOSTLYCLEANFILES): Likewise.
4987 * testsuite/Makefile.in: Regenerate.
4988 * testsuite/plugin_test.c: New file.
4989 * testsuite/plugin_test_1.sh: New file.
4990 * testsuite/plugin_test_2.sh: New file.
4992 2008-09-16 Ian Lance Taylor <iant@google.com>
4994 * target-reloc.h (relocate_section): Check whether a symbol is
4995 defined by the ABI before reporting an undefined symbol error.
4996 * target.h (Target::is_defined_by_abi): Make parameter const.
4997 (Target::do_is_defined_by_abi): Likewise.
4998 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4999 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5000 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5001 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5002 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5003 * testsuite/Makefile.in: Rebuild.
5005 * fileread.cc (make_view): Add casts to avoid warning.
5007 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5009 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5010 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5012 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
5014 * options.h (General_options::output_is_executable): New.
5015 (General_options::output_is_pie): New.
5016 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5017 for shared libraries.
5018 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5020 2008-09-11 Chris Demetriou <cgd@google.com>
5022 * options.h (origin): New -z option.
5023 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5024 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5027 2008-09-05 Cary Coutant <ccoutant@google.com>
5029 * fileread.cc (File_read::make_view): Add check for attempt to map
5032 2008-09-05 Cary Coutant <ccoutant@google.com>
5034 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5035 explicit instantiations.
5037 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5040 * options.cc (General_options::finalize): Allow undefined symbols
5041 in shlibs if linking -shared.
5044 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5045 symbols as not needing a dynsym entry.
5047 2008-08-20 Craig Silverstein <csilvers@google.com>
5049 * fileread.cc (File_read::open): Do not lock the file unless it
5050 was successfully opened.
5052 2008-08-14 Cary Coutant <ccoutant@google.com>
5054 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5055 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5056 * testsuite/tls_test.cc (struct int128): 128-bit struct
5057 for testing TLS relocs with non-zero addend.
5058 (v12): New TLS variable.
5060 (t_last): Add check for v12.
5061 * testsuite/tls_test.h (t12): New function.
5062 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5064 2008-08-13 Ian Lance Taylor <iant@google.com>
5066 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5067 set tls_segment_ or relro_segment_.
5068 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5070 * output.h (Output_section::clear_is_relro): New function.
5071 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5072 sections specially even when output_data_ is empty.
5073 (Output_segment::maximum_alignment): When first section is relro,
5074 only force alignment for PT_LOAD segments.
5075 * script.cc (script_data_segment_align): New function.
5076 (script_data_segment_relro_end): New function.
5077 * script-c.h (script_data_segment_align): Declare.
5078 (script_data_segment_relro_end): Declare.
5079 * script-sections.h (class Script_sections): Declare
5080 data_segment_align and data_segment_relro_end. Add fields
5081 segment_align_index_ and saw_relro_end_.
5082 * script-sections.cc (class Sections_element): Add set_is_relro
5083 virtual function. Add new bool* parameter to place_orphan_here.
5084 Add get_output_section virtual function.
5085 (class Output_section_definition): Add set_is_relro. Add new
5086 bool* parameter to place_orphan_here. Add get_output_section.
5087 Add is_relro_ field.
5088 (Output_section_definition::Output_section_definition): Initialize
5089 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5090 and is_relro_ fields.
5091 (Output_section_definition::place_orphan_here): Add is_relro
5093 (Output_section_definition::set_section_addresses): Set relro for
5095 (Output_section_definition::alternate_constraint): Likewise.
5096 (class Orphan_output_section): Add new bool* parameter to
5097 place_orphan_here. Add get_output_section.
5098 (Orphan_output_section::place_orphan_here): Add is_relro
5100 (Script_sections::Script_sections): Initialize
5101 data_segment_align_index_ and saw_relro_end_.
5102 (Script_sections::data_segment_align): New function.
5103 (Script_sections::data_segment_relro_end): New function.
5104 (Script_sections::place_orphan): Set or clear is_relro.
5105 (Script_sections::set_section_addresses): Force alignment of first
5107 * yyscript.y (exp): Call script_data_segment_align and
5108 script_data_segment_relro_end.
5109 * testsuite/relro_script_test.t: New file.
5110 * testsuite/relro_test.cc (using_script): Declare.
5111 (t1, t2): Test using_script.
5112 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5113 (relro_script_test_SOURCES): Define.
5114 (relro_script_test_DEPENDENCIES): Define.
5115 (relro_script_test_LDFLAGS): Define.
5116 (relro_script_test_LDADD): Define.
5117 (relro_script_test.so): New target.
5118 * testsuite/Makefile.in: Rebuild.
5120 2008-08-06 Cary Coutant <ccoutant@google.com>
5122 * archive.cc (Archive::total_archives, Archive::total_members)
5123 (Archive::total_members_loaded): New variables.
5124 (Archive::setup): Add parameter. Add option to preread
5126 (Archive::read_armap): Add counter.
5127 (Archive::get_file_and_offset): New function.
5128 (Archive::get_elf_object_for_member): New function.
5129 (Archive::read_all_symbols): New function.
5130 (Archive::read_symbols): New function.
5131 (Archive::add_symbols): Add counters.
5132 (Archive::include_all_members): Use armap to find members if it's
5134 (Archive::include_member): Skip reading symbols if already read.
5135 Factored code into Archive::get_file_and_offset and
5136 Archive::get_elf_object_for_member. Changed call to
5137 Mapfile::report_include_archive_member.
5138 (Archive::print_stats): New function.
5139 * archive.h: Declare Object and Read_symbols_data classes.
5140 (Archive::Archive): Add initializers for new members.
5141 (Archive::setup): Add parameter.
5142 (Archive::print_stats): New function.
5143 (Archive::total_archives, Archive::total_members)
5144 (Archive::total_members_loaded): New variables.
5145 (Archive::get_file_and_offset): New function.
5146 (Archive::get_elf_object_for_member): New function.
5147 (Archive::read_all_symbols): New function.
5148 (Archive::read_symbols): New function.
5149 (Archive::Archive_member): New class.
5150 (Archive::members_): New member.
5151 (Archive::num_members_): New member.
5152 * main.cc: Include archive.h.
5153 (main): Call Archive::print_stats.
5154 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5155 archive parameter; member_name is now the fully-decorated name.
5156 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5157 * options.h: (General_options): Add --preread-archive-symbols option.
5158 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5161 2008-08-04 Ian Lance Taylor <iant@google.com>
5163 * symtab.h (Symbol::use_plt_offset): New function.
5164 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5165 * powerpc.cc (Relocate::relocate): Likewise.
5166 * sparc.cc (Relocate::relocate): Likewise.
5167 * x86_64.cc (Relocate::relocate): Likewise.
5168 * testsuite/weak_plt.sh: New test.
5169 * testsuite/weak_plt_main.cc: New test.
5170 * testsuite/weak_plt_shared.cc: New test.
5171 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5172 (check_PROGRAMS): Add weak_plt.
5173 (check_DATA): Add weak_plt_shared.so.
5174 (weak_plt_main_pic.o, weak_plt): New targets.
5175 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5176 * testsuite/Makefile.in: Rebuild.
5178 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5180 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5181 * testsuite/Makefile.in: Rebuild.
5183 2008-08-04 Alan Modra <amodra@bigpond.net.au>
5185 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5186 * Makefile.in: Regenerate.
5187 * po/POTFILES.in: Regenerate.
5189 2008-07-29 Ian Lance Taylor <iant@google.com>
5191 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5192 symbols before other symbols.
5193 * testsuite/script_test_2.cc (test_addr): Declare.
5194 (test_addr_alias): Declare.
5195 (main): Check that test_addr and test_addr_alias have the right
5197 * testsuite/script_test_2.t: Define test_addr_alias and
5200 2008-07-24 Ian Lance Taylor <iant@google.com>
5203 * descriptors.cc: New file.
5204 * descriptors.h: New file.
5205 * gold-threads.h (class Hold_optional_lock): New class.
5206 * fileread.cc: Include "descriptors.h".
5207 (File_read::~File_read): Release descriptor rather than closing
5209 (File_read::open) [file]: Call open_descriptor rather than open.
5210 Set is_descriptor_opened_.
5211 (File_read::open) [memory]: Assert that descriptor is not open.
5212 (File_read::reopen_descriptor): New function.
5213 (File_read::release): Release descriptor.
5214 (File_read::do_read): Make non-const. Reopen descriptor.
5215 (File_read::read): Make non-const.
5216 (File_read::make_view): Reopen descriptor.
5217 (File_read::do_readv): Likewise.
5218 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5219 Update declarations.
5220 * layout.cc: Include "descriptors.h".
5221 (Layout::create_build_id): Use open_descriptor rather than open.
5222 * output.cc: Include "descriptors.h".
5223 (Output_file::open): Use open_descriptor rather than open.
5224 * archive.cc (Archive::const_iterator): Change Archive to be
5226 (Archive::begin, Archive::end): Make non-const.
5227 (Archive::count_members): Likewise.
5228 * archive.h (class Archive): Update declarations.
5229 * object.h (Object::read): Make non-const.
5230 * Makefile.am (CCFILES): Add descriptors.cc.
5231 (HFILES): Add descriptors.h.
5232 * Makefile.in: Rebuild.
5235 * gold.h: Always include <clocale>. Add Solaris workarounds
5236 following code in binutils/sysdep.h.
5239 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5240 this->eh_frame_hdr_ is NULL before using it.
5242 * dynobj.cc (Versions::Versions): Update comment.
5244 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5245 the base version name.
5247 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5248 array size plus one.
5249 (Stringpool_template::set_string_offsets): Subtract one from key
5250 before using it as an array index.
5251 (Stringpool_template::get_offset_with_length): Likewise.
5252 (Stringpool_template::write_to_buffer): Likewise.
5253 * stringpool.h (Stringpool_template::get_offset_from_key):
5256 2008-07-23 Ian Lance Taylor <iant@google.com>
5259 * object.h (Merged_symbol_value::value): Do our best to handle a
5263 * script.cc (Version_script_info::get_versions): Don't add empty
5264 version tag to return value.
5265 (Version_script_info::get_symbol_version_helper): Change return
5266 type to bool. Add pversion parameter. Change all callers.
5267 (script_register_vers_node): Don't require a non-NULL tag.
5268 * script.h (class Version_script_info): Update declarations.
5269 (Version_script_info::get_symbol_version): Change return type to
5270 bool. Add version parameter. Change all callers.
5271 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5272 handling. Handle an empty version from a version script.
5273 (Symbol_table::define_special_symbol): Likewise.
5274 * testsuite/ver_test_10.script: New file.
5275 * testsuite/ver_test_10.sh: New file.
5276 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5277 (check_DATA): Add ver_test_10.syms.
5278 (ver_test_10.syms, ver_test_10.so): New target.
5279 * testsuite/Makefile.in: Rebuild.
5281 2008-07-23 Simon Baldwin <simonb@google.com>
5283 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5284 to zero for undefined symbols from dynamic libraries.
5286 2008-07-23 Ian Lance Taylor <iant@google.com>
5288 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5290 * symtab.h (class Symbol_table): Update declaration.
5291 * testsuite/ver_test_9.cc: New file.
5292 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5293 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5294 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5295 (ver_test_9.so, ver_test_9.o): New targets.
5296 * testsuite/Makefile.in: Rebuild.
5298 2008-07-22 Ian Lance Taylor <iant@google.com>
5300 * options.h (class General_options): Define --check-sections.
5301 * layout.cc (Layout::set_segment_offsets): Handle
5304 * options.h (class General_options): Define -n/--nmagic and
5306 * options.cc (General_options::finalize): For -n/--nmagic or
5307 -N/--omagic, set -static.
5308 * layout.cc (Layout::attach_allocated_section_to_segment): If
5309 -N/--omagic, don't put read-only and read-write sections in
5311 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5312 finding a read-only segment.
5313 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5314 don't set the minimum segment alignment to the common page size,
5315 and don't set the file offset to the address modulo the page size.
5316 * script-sections.cc (Script_sections::create_segments): If
5317 -n/--omagic, don't put read-only and read-write sections in
5320 * cref.cc: New file.
5322 * options.h (class General_options): Add --print-symbol-counts.
5323 * main.cc (main): Issue defined symbol report if requested.
5324 * archive.cc (Archive::interpret_header): Make into a const member
5326 (Archive::add_symbols): Call Input_objects::archive_start and
5328 (Archive::const_iterator): Define new class.
5329 (Archive::begin, Archive::end): New functions.
5330 (Archive::include_all_members): Rewrite to use iterator.
5331 (Archive::count_members): New function.
5332 * archive.h (class Archive): Update declarations.
5333 (Archive::filename): New function.
5334 * object.cc: Include "cref.h".
5335 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5336 (Sized_relobj::do_get_global_symbol_counts): New function.
5337 (Input_objects::add_object): Add object to cross-referencer.
5338 (Input_objects::archive_start): New function.
5339 (Input_objects::archive_stop): New function.
5340 (Input_objects::print_symbol_counts): New function.
5341 * object.h: Declare Cref and Archive.
5342 (Object::get_global_symbol_counts): New function.
5343 (Object::do_get_global_symbol_counts): New pure virtual function.
5344 (class Sized_relobj): Add defined_count_ field. Update
5346 (class Input_objects): Add cref_ field. Update constructor.
5347 Update declarations.
5348 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5350 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5352 (Sized_dynobj::do_get_global_symbol_counts): New function.
5353 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5354 defined_count_. Update declarations. Define Symbols typedef.
5355 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5356 parameter. Change all callers.
5357 (Symbol_table::add_from_dynobj): Add sympointers and defined
5358 parameters. Change all callers.
5359 * symtab.h (class Symbol_table): Update declarations.
5360 * Makefile.am (CCFILES): Add cref.cc.
5361 (HFILES): Add cref.h.
5362 * Makefile.in: Rebuild.
5364 2008-07-22 Simon Baldwin <simonb@google.com>
5366 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5367 to zero when writing undefined symbols.
5369 2008-07-22 Ian Lance Taylor <iant@google.com>
5371 * output.cc (Output_section::add_input_section): Don't try to
5372 merge empty merge sections.
5374 2008-07-21 Craig Silverstein <csilvers@google.com>
5376 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5377 Include symbol version in error message.
5379 2008-07-20 Chris Demetriou <cgd@google.com>
5381 * configure.ac (gold_cv_c_random_seed): New configured variable.
5382 (RANDOM_SEED_CFLAGS): New substituted variable.
5383 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5384 * configure: Rebuild.
5385 * Makefile.in: Likewise.
5386 * testsuite/Makefile.in: Likewise.
5388 2008-07-18 Ian Lance Taylor <iant@google.com>
5390 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5391 where we see NAME/NULL and NAME/VERSION as separate symbols.
5392 * testsuite/ver_test_main.cc (main): Call t4.
5393 (t4, t4_2a): Define.
5394 * testsuite/ver_test_2.cc (t4_2): Define.
5395 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5396 * testsuite/ver_test_4.cc (t4_2a): Define.
5397 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5398 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5400 2008-07-17 Ian Lance Taylor <iant@google.com>
5402 * dynobj.cc (Versions::add_def): If we give an error about a
5403 missing version, go ahead and create the version anyhow.
5405 2008-07-10 Ian Lance Taylor <iant@google.com>
5407 Handle output sections with more than 0x7fffffff bytes.
5408 * object.h (class Relobj): Change map_to_output_ to
5409 output_sections_, and just keep a section pointer. Change all
5410 uses. Move comdat group support to Sized_relobj.
5411 (Relobj::is_section_specially_mapped): Remove.
5412 (Relobj::output_section): Remove poff parameter. Change all
5414 (Relobj::output_section_offset): New function.
5415 (Relobj::set_section_offset): Rewrite.
5416 (Relobj::map_to_output): Remove.
5417 (Relobj::output_sections): New function.
5418 (Relobj::do_output_section_offset): New pure virtual function.
5419 (Relobj::do_set_section_offset): Likewise.
5420 (class Sized_relobj): Add section_offsets_ field. Add comdat
5421 group support from Relobj. Update declarations.
5422 (Sized_relobj::get_output_section_offset): New function.
5423 (Sized_relobj::do_output_section_offset): New function.
5424 (Sized_relobj::do_set_section_offset): New function.
5425 * object.cc (Relobj::output_section_address): Remove.
5426 (Sized_relobj::Sized_relobj): Initialize new fields.
5427 (Sized_relobj::include_section_group): Cast find_kept_object to
5429 (Sized_relobj::include_linkonce_section): Likewise.
5430 (Sized_relobj::do_layout): Use separate arrays for output section
5432 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5434 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5435 output_sections and section_offsets.
5436 (Sized_relobj::write_local_symbols): Likewise.
5437 (map_to_kept_section): Compute output address directly.
5438 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5439 output_sections and section_offsets.
5440 (Sized_relobj::write_sections): Likewise.
5441 (Sized_relobj::relocate_sections): Likewise.
5442 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5443 * output.h (class Output_reloc): Update declarations. Change
5444 u2_.relobj to Sized_relobj*.
5445 (class Output_data_reloc): Change add functions to use
5447 * output.cc (Output_reloc::Output_reloc): Change relobj to
5449 (Output_reloc::local_section_offset): Change return type to
5450 Elf_Addr. Use get_output_section_offset.
5451 (Output_reloc::get_address): Likewise.
5452 (Output_section::is_input_address_mapped): Don't call
5453 is_section_specially_mapped.
5454 (Output_section::output_offset): Likewise.
5455 (Output_section::output_address): Likewise.
5456 (Output_section::starting_output_address): Likewise.
5457 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5458 parameter to Sized_relobj*.
5459 (Copy_relocs::need_copy_reloc): Likewise.
5460 (Copy_relocs::save): Likewise.
5461 * copy-relocs.h (class Copy_relocs): Update declarations.
5462 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5463 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5464 * target-reloc.h (relocate_for_relocatable): Change
5465 offset_in_output_section type to Elf_Addr. Change code that uses
5467 * layout.cc (Layout::layout): Always set *off.
5468 * mapfile.cc (Mapfile::print_input_section): Use
5469 output_section_offset.
5470 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5472 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5473 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5474 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5476 2008-07-03 Ian Lance Taylor <iant@google.com>
5478 * layout.cc (Layout::include_section): Do not discard unrecognized
5479 SHT_STRTAB sections.
5481 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5483 * script.cc (Lex::can_continue_name): Make '?' allowable in
5484 version-script names.
5485 * testsuite/version_script.map: Change glob pattern to use '?'
5487 2008-06-30 Manish Singh <yosh@gimp.org>
5490 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5493 2008-06-30 Ian Lance Taylor <iant@google.com>
5497 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5498 versions]: Don't try to read the value in the contents, since we
5499 don't use it. Use the template endianness when writing.
5501 2008-06-25 Cary Coutant <ccoutant@google.com>
5503 * fileread.cc (File_read::make_view): Assert on zero-length view.
5504 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5505 symbol table when there are no symbols to read.
5507 2008-06-23 Craig Silverstein <csilvers@google.com>
5509 * version.cc (version_string): Bump to 1.7
5511 2008-06-18 Craig Silverstein <csilvers@google.com>
5513 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5514 constant 0xFFFF to type Valtype.
5515 (Powerpc_relocate_functions::rel16_ha): Likewise.
5517 2008-06-17 Ian Lance Taylor <iant@google.com>
5519 * output.h (Output_section::Input_section): Initialize p2align_ to
5520 zero for Output_section_data constructors.
5521 (Output_section::Input_section::addralign): If not an input
5522 section, return the alignment of the Output_section_data.
5523 * testsuite/copy_test.cc: New file.
5524 * testsuite/copy_test_1.cc: New file.
5525 * testsuite/copy_test_2.cc: New file.
5526 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5527 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5528 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5529 (copy_test_1_pic.o, copy_test_1.so): New targets.
5530 (copy_test_2_pic.o, copy_test_2.so): New targets.
5531 * testsuite/Makefile.in: Rebuild.
5533 * script-sections.cc (Script_sections::place_orphan): Initialize
5534 local variable exact.
5536 2008-06-13 David Edelsohn <edelsohn@gnu.org>
5538 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5540 2008-06-12 David Edelsohn <edelsohn@gnu.org>
5541 David S. Miller <davem@davemloft.net>
5543 * powerpc.cc: New file.
5544 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5545 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5546 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5547 * Makefile.in: Rebuild.
5549 2008-06-09 Ian Lance Taylor <iant@google.com>
5551 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5553 (throwing, orig_terminate): New static variables.
5554 (terminate_handler): New static function.
5555 (t2): Set terminate handler.
5557 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5560 * binary.cc (Binary_to_elf::sized_convert): Fix .data
5563 2008-05-30 Cary Coutant <ccoutant@google.com>
5565 * archive.cc (Archive::include_all_members) Correct to step
5566 over symbol table and extended name table in thin archives.
5568 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5571 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5574 2008-05-28 Caleb Howe <cshowe@google.com>
5576 * reduced_debug_output.cc: New file.
5577 * reduced_debug_output.h: New file.
5578 * options.h (class General_options): Add --strip-debug-non-line.
5579 * options.cc (General_options::finalize): Add strip_debug_non_line
5580 to the strip heirarchy.
5581 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5583 * layout.cc: Include "reduced_debug_output.h".
5584 (Layout::Layout): Initialize new fields.
5585 (line_only_debug_sections): New static array.
5586 (is_lines_only_debug_sections): New static inline function.
5587 (Layout::include_section): Handle --strip-debug-non-line.
5588 (Layout::make_output_section): If --strip-debug-non-line, build
5589 new output sections for .debug_abbrev and .debug_info.
5590 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5591 gold. Warn about possible overflow.
5592 (read_signed_LEB_128): Likewise.
5593 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5594 (read_signed_LEB_128): Declare.
5595 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5596 (HFILES): Add reduced_debug_output.h.
5597 * Makefile.in: Rebuild.
5599 2008-05-21 Ian Lance Taylor <iant@google.com>
5601 * mapfile.cc: New file.
5602 * mapfile.h: New file.
5603 * options.h (class General_options): Add -M/--print-map and -Map.
5604 * options.cc (General_options::finalize): Make -M equivalent to
5606 * main.cc: Include <cstdio> and "mapfile.h".
5607 (main): Open mapfile if requested.
5608 * gold.cc (class Middle_runner): Add mapfile_ field. Update
5609 constructor. Change caller.
5610 (queue_initial_tasks): Add mapfile parameter. Change caller.
5611 (queue_middle_tasks): Likewise.
5612 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
5614 * archive.cc: Include "mapfile.h".
5615 (Archive::add_symbols): Add mapfile parameter. Change all
5616 callers. Pass mapfile, symbol, and reason to include_member.
5617 (Archive::include_all_members): Add mapfile parameter. Change all
5619 (Archive::include_member): Add mapfile, sym, and why parameters.
5620 Change all callers. Report inclusion to map file.
5621 * archive.h: Include "fileread.h".
5622 (class Archive): Update declarations.
5623 (Archive::file): New const method.
5624 (class Add_archive_symbols): Add mapfile_ field. Update
5625 constructor. Change all callers.
5626 * readsyms.h (class Read_symbols): Likewise.
5627 (class Finish_group): Likewise.
5628 (class Read_script): Likewise.
5629 * common.cc: Include "mapfile.h".
5630 (Symbol_table::allocate_commons): Add mapfile parameter. Change
5632 (Symbol_table::do_allocate_commons): Likewise.
5633 (Symbol_table::do_allocate_commons_list): Likewise. Report common
5634 symbol allocation to mapfile.
5635 * common.h (class Allocate_commons_task): Add mapfile_ field.
5636 Update constructor. Change all callers.
5637 * symtab.h (class Symbol_table): Update declarations.
5638 * layout.cc: Include "mapfile.h".
5639 (Layout_task_runner::run): Print information to mapfile.
5640 (Layout::create_gold_note): Change Output_data_fixed_space to
5641 Output_data_zero_fill.
5642 (Layout::create_build_id): Likewise.
5643 (Layout::print_to_mapfile): New function.
5644 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
5645 constructor. Change caller.
5646 (class Layout): Declare print_to_mapfile.
5647 * output.cc (Output_section::Input_section::print_to_mapfile): New
5649 (Output_section::add_input_section): If producing a map, always
5650 add to input_sections_ list.
5651 (Output_section::do_print_to_mapfile): New function.
5652 (Output_segment::print_sections_to_mapfile): New function.
5653 (Output_segment::print_section_list_to_mapfile): New function.
5654 * output.h: Include "mapfile.h".
5655 (Output_data::print_to_mapfile): New function.
5656 (Output_data::do_print_to_mapfile): New virtual function.
5657 (Output_segment_headers::do_print_to_mapfile): New function.
5658 (Output_file_header::do_print_to_mapfile): New function.
5659 (Output_data_const::do_print_to_mapfile): New function.
5660 (class Output_data_const_buffer): Add map_name_ field. Update
5661 constructor. Change all callers. Add do_print_to_mapfile
5663 (class Output_data_fixed_space): Likewise.
5664 (class Output_data_space): Likewise.
5665 (class Output_data_zero_fill): New class.
5666 (Output_data_strtab::do_print_to_mapfile): New function.
5667 (Output_data_reloc_base::do_print_to_mapfile): New function.
5668 (Output_relocatable_relocs::do_print_to_mapfile): New function.
5669 (Output_data_group::do_print_to_mapfile): New function.
5670 (Output_data_got::do_print_to_mapfile): New function.
5671 (Output_data_dynamic::do_print_to_mapfile): New function.
5672 (Output_symtab_xindex::do_print_to_mapfile): New function.
5673 (class Output_section): Declare do_print_to_mapflie. Declare
5674 print_to_mapfile in Input_section.
5675 (class Output_segment): Declare new functions.
5676 * object.h (Sized_relobj::symbol_count): New function.
5677 * script-sections.cc
5678 (Output_section_element_dot_assignment::set_section_addresses):
5679 Change Output_data_fixed_space to Output_data_zero_fill.
5680 (Output_data_expression::do_print_to_mapfile): New function.
5681 * script.cc (read_input_script): Add mapfile parameter. Change
5683 * script.h (read_input_script): Update declaration.
5684 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
5685 (Eh_frame::do_print_to_mapfile): New function.
5686 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
5687 (Output_merge_string::do_print_to_mapfile): New function.
5688 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
5690 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
5692 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
5694 * Makefile.am (CCFILES): Add mapfile.cc.
5695 (HFILES): Add mapfile.h.
5696 * Makefile.in: Rebuild.
5698 2008-05-19 Ian Lance Taylor <iant@google.com>
5700 * options.h (class General_options): Add -z relro.
5701 * layout.cc (Layout::Layout): Initialize relro_segment_.
5702 (Layout::add_output_section_data): Return the output section.
5703 (Layout::make_output_section): Rcognize relro sections and mark
5705 (Layout::attach_allocated_section_to_segment): Put relro sections
5706 in a PT_GNU_RELRO segment.
5707 (Layout::create_initial_dynamic_sections): Mark the .dynamic
5709 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
5711 (Layout::linkonce_mapping): Map d.rel.ro.local to
5713 (Layout::output_section_name): Us .data.rel.ro.local for any
5714 section which begins with that.
5715 * layout.h (class Layout): Update add_output_section_data
5716 declaration. Add relro_segment_ field.
5717 * output.cc (Output_section::Output_section): Initialize is_relro_
5718 and is_relro_local_ fields.
5719 (Output_segment::add_output_section): Group relro sections.
5720 (Output_segment::is_first_section_relro): New function.
5721 (Output_segment::maximum_alignment): If there is a relro section,
5722 align the segment to the common page size.
5723 (Output_segment::set_section_addresses): Track whether we are
5724 looking at relro sections. If the last section is a relro
5725 section, align to the common page size.
5726 (Output_segment::set_section_list_addresses): Add in_relro
5727 parameter. Change all callers. Align to the page size when
5728 moving from relro to non-relro section.
5729 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5731 * output.h (class Output_section): Add is_relro_ and
5732 is_relro_local_ fields.
5733 (Output_section::is_relro): New function.
5734 (Output_section::set_is_relro): New function.
5735 (Output_section::is_relro_local): New function.
5736 (Output_section::set_is_relro_local): New function.
5737 (class Output_segment): Update declarations.
5738 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5739 * sparc.cc (Target_sparc::got_section): Likewise.
5740 * x86_64.cc (Target_x86_64::got_section): Likewise.
5741 * testsuite/relro_test_main.cc: New file.
5742 * testsuite/relro_test.cc: New file.
5743 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5744 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5745 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5746 (relro_test.so, relro_test_pic.o): New targets.
5747 * testsuite/Makefile.in: Rebuild.
5749 2008-05-16 Ian Lance Taylor <iant@google.com>
5751 * output.cc (Output_segment::add_output_section): Remove front
5753 * output.h (class Output_segment): Remove
5754 add_initial_output_section and overloaded add_output_section.
5755 Update declaration of remaining add_output_section.
5756 * layout.cc (Layout::create_interp): Call add_output_section
5757 rather than add_initial_output_section.
5758 (Layout::finish_dynamic_section): Likewise.
5760 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5761 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5762 know the dynamic type.
5763 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5764 field. Initialize it in constructor.
5765 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5766 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5767 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5770 * output.cc (Output_reloc::get_address): Change return type to
5772 * output.h (class Output_reloc): Update get_address declaration.
5773 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5774 for section addresses.
5776 2008-05-09 Ian Lance Taylor <iant@google.com>
5779 * gold.cc (gold_nomem): Use return value of write.
5781 2008-05-08 Ian Lance Taylor <iant@google.com>
5783 * symtab.c (Symbol::init_base_output_data): Add version
5784 parameter. Change all callers.
5785 (Symbol::init_base_output_segment): Likewise.
5786 (Symbol::init_base_constant): Likewise.
5787 (Symbol::init_base_undefined): Likewise.
5788 (Sized_symbol::init_output_data): Likewise.
5789 (Sized_symbol::init_output_segment): Likewise.
5790 (Sized_symbol::init_constant): Likewise.
5791 (Sized_symbol::init_undefined): Likewise.
5792 (Symbol_table::do_define_in_output_data): If the new symbol has a
5793 version, mark it as the default.
5794 (Symbol_table::do_define_in_output_segment): Likewise.
5795 (Symbol_table::do_define_as_constant): Likewise.
5796 * symtab.h (class Symbol): Update declarations.
5797 (class Sized_symbol): Likewise.
5798 * resolve.cc (Symbol::override_version): New function.
5799 (Symbol::override_base): Call override_version.
5800 (Symbol::override_base_with_special): Likewise.
5801 * testsuite/ver_script_8.script: New file.
5802 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5803 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5804 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5805 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5807 2008-05-06 Ian Lance Taylor <iant@google.com>
5810 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5812 (class General_options): Remove existing --undefined, and add
5813 --no-undefined instead. Add new --undefined as synonym for -u.
5814 * archive.cc (Archive::add_symbols): Check whether symbol was
5816 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5817 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5818 all uses. Add IS_UNDEFINED. Update declarations to split
5819 different versions of init_base. Declare init_base_undefined.
5820 (Symbol::is_defined): Handle IS_UNDEFINED.
5821 (Symbol::is_undefined): Likewise.
5822 (Symbol::is_weak_undefined): Call is_undefined.
5823 (Symbol::is_absolute): Handle IS_CONSTANT.
5824 (class Sized_symbol): Update declarations to split different
5825 versions of init. Declare init_undefined.
5826 (class Symbol_table): Declare new functions.
5827 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5829 (Symbol::init_base_output_data): Likewise.
5830 (Symbol::init_base_output_segment): Likewise.
5831 (Symbol::init_base_constant): Likewise.
5832 (Symbol::init_base_undefined): New function.
5833 (Sized_symbol::init_object): Rename from init. Change all
5835 (Sized_symbol::init_output_data): Likewise.
5836 (Sized_symbol::init_output_segment): Likewise.
5837 (Sized_symbol::init_constant): Likewise.
5838 (Sized_symbol::init_undefined): New function.
5839 (Symbol_table::add_undefined_symbols_from_command_line): New
5841 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5843 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5844 (Symbol::output_section): Likewise.
5845 (Symbol::set_output_section): Likewise.
5846 (Symbol_table::sized_finalize_symbol): Likewise.
5847 (Symbol_table::sized_write_globals): Likewise.
5848 * resolve.cc (Symbol_table::should_override): Likewise.
5849 (Symbol::override_base_with_special): Likewise.
5851 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5852 symbol, change it to have default visibility.
5853 * testsuite/protected_1.cc: New file.
5854 * testsuite/protected_2.cc: New file.
5855 * testsuite/protected_3.cc: New file.
5856 * testsuite/protected_main_1.cc: New file.
5857 * testsuite/protected_main_2.cc: New file.
5858 * testsuite/protected_main_3.cc: New file.
5859 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5860 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5861 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5862 (protected_1.so): New target.
5863 (protected_1_pic.o, protected_2_pic.o): New targets.
5864 (protected_3_pic.o): New target.
5865 (check_PROGRAMS): Add protected_2.
5866 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5867 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5868 * testsuite/Makefile.in: Rebuild.
5870 * options.h (DEFINE_var): Add set_user_set_##varname__.
5871 (DEFINE_bool_alias): New macro.
5872 (class General_options): Define -Bstatic using DEFINE_bool_alias
5873 rather than DEFINE_special. Add --undefined as an alias for -z
5875 * options.cc (General_options::parse_Bstatic): Remove.
5877 * options.h (class General_options): Add --fatal-warnings.
5878 * main.cc (main): Implement --fatal-warnings.
5879 * errors.h (Errors::warning_count): New function.
5881 * options.h (class General_options): Add -Bsymbolic-functions.
5882 * symtab.h (Symbol::is_preemptible): Check for
5883 -Bsymbolic-functions.
5885 2008-05-05 Ian Lance Taylor <iant@google.com>
5887 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5888 as noVARNAME rather than no-VARNAME.
5889 (class General_options): Add option -z combreloc.
5890 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5892 (Output_reloc::sort_before) [SHT_REL]: New function.
5893 (Output_reloc::sort_before) [SHT_RELA]: New function.
5894 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5895 Sort_relocs_comparison.
5896 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5897 parameter. Change all callers.
5898 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5899 sort_relocs parameter. Change all callers.
5900 * output.cc (Output_reloc::get_address): New function, broken out
5902 (Output_reloc::write_rel): Call it.
5903 (Output_reloc::compare): New function.
5904 (Output_data_reloc_base::do_write): Optionally sort relocs.
5906 * configure.ac: If targ_extra_obj is set, link it in.
5907 * configure.tgt: Initialize all variables.
5908 (x86_64*): Set targ_extra_obj and targ_extra_size.
5909 * configure: Rebuild.
5911 * object.cc (Sized_relobj::include_section_group): Adjust section
5912 indexes read from group data. Build vector to pass to
5914 * layout.cc (Layout::layout_group): Add flags and shndxes
5915 parameters. Remove contents parameter. Change caller. Update
5916 explicit instantiations.
5917 * layout.h (class Layout): Update layout_group declaration.
5918 * output.cc (Output_data_group::Output_data_group): Add flags and
5919 input_shndxes parameters. Remove contents parameter. Change
5921 (Output_data_group::do_write): Change input_sections_ to
5923 * output.h (class Output_data_group): Update constructor
5924 declaration. Rename input_sections_ to input_shndxes_.
5925 * testsuite/many_sections_test.cc: Add template.
5927 2008-04-30 Cary Coutant <ccoutant@google.com>
5929 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5931 * layout.cc (Layout::include_section): Refactored check for debug
5933 (Layout::add_comdat): Add new parameters. Change type
5934 of signature parameter. Add object and shndx to signatures table.
5935 (Layout::find_kept_object): New function.
5936 * layout.h: Include <cstring>.
5937 (Layout::is_debug_info_section): New function.
5938 (Layout::add_comdat): Add new parameters.
5939 (Layout::find_kept_object): New function.
5940 (Layout::Kept_section): New struct.
5941 (Layout::Signatures): Change type of map range.
5942 * object.cc (Relobj::output_section_address): New function.
5943 (Sized_relobj::include_section_group): Add new parameters. Change
5944 calls to Layout::add_comdat. Change to build table of kept comdat
5945 groups and table mapping discarded sections to kept sections.
5946 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5947 (Sized_relobj::do_layout): Change calls to include_section_group and
5948 include_linkonce_section.
5949 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5950 value to zero when section is discarded.
5951 (Sized_relobj::map_to_kept_section): New function.
5952 * object.h (Relobj::output_section_address): New function.
5953 (Relobj::Comdat_group): New type.
5954 (Relobj::find_comdat_group): New function.
5955 (Relobj::Comdat_group_table): New type.
5956 (Relobj::Kept_comdat_section): New type.
5957 (Relobj::Kept_comdat_section_table): New type.
5958 (Relobj::add_comdat_group): New function.
5959 (Relobj::set_kept_comdat_section): New function.
5960 (Relobj::get_kept_comdat_section): New function.
5961 (Relobj::comdat_groups_): New field.
5962 (Relobj::kept_comdat_sections_): New field.
5963 (Symbol_value::input_value): Update comment.
5964 (Sized_relobj::map_to_kept_section) New function.
5965 (Sized_relobj::include_linkonce_section): Add new parameter.
5966 * target-reloc.h (Comdat_behavior): New type.
5967 (get_comdat_behavior): New function.
5968 (relocate_section): Add code to map a discarded section to the
5969 corresponding kept section when applying a relocation.
5971 2008-04-30 Craig Silverstein <csilvers@google.com>
5973 * dwarf_reader.cc (next_generation_count): New static var.
5974 (Addr2line_cache_entry): New struct.
5975 (addr2line_cache): New static var.
5976 (Dwarf_line_info::one_addr2line): Added caching.
5977 (Dwarf_line_info::clear_addr2line_cache): New function.
5978 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5979 cache-size parameter.
5980 (Dwarf_line_info::one_addr2line_cache): New function.
5981 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5982 new cache-size argument to one_addr2line(), and clear cache.
5984 2008-04-28 Cary Coutant <ccoutant@google.com>
5986 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5987 R_386_PC8 relocations.
5989 2008-04-23 Ian Lance Taylor <iant@google.com>
5991 * object.cc (Sized_relobj::include_section_group): Check for
5992 invalid section group.
5994 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5997 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5998 than read for file header.
5999 * archive.cc (Archive::include_member): Likewise.
6001 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6003 * aclocal.m4: Regenerate.
6004 * configure: Regenerate.
6006 2008-04-19 Ian Lance Taylor <iant@google.com>
6008 * version.cc (version_string): Bump to 1.6.
6010 * testsuite/Makefile.am (many_sections_r_test): New target.
6011 (many_sections_r_test_SOURCES): Remove.
6012 (many_sections_r_test_DEPENDENCIES): Remove.
6013 (many_sections_r_test_LDFLAGS): Remove.
6014 (many_sections_r_test_LDADD): Remove.
6016 * object.cc (Sized_relobj::do_add_symbols): Always pass
6017 local_symbol_count_ to add_from_relobj.
6019 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6020 every thousand variables.
6021 * testsuite/Makefile.in: Rebuild.
6023 * object.cc (Xindex::initialize_symtab_xindex): New function.
6024 (Xindex::read_symtab_xindex): New function.
6025 (Xindex::sym_xindex_to_shndx): New function.
6026 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6028 (Sized_relobj::do_initialize_xindex): New function.
6029 (Sized_relobj::do_read_symbols): Adjust section links.
6030 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6031 parameter. Change all callers.
6032 (Sized_relobj::include_section_group): Adjust section links and
6033 symbol section indexes.
6034 (Sized_relobj::do_layout): Adjust section links.
6035 (Sized_relobj::do_count_local_symbols): Adjust section links and
6036 symbol section indexes.
6037 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6038 ordinary and special symbols.
6039 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6040 dynsym_xindex parameters. Change all callers. Adjust section
6041 links. Use SHN_XINDEX when needed.
6042 (Sized_relobj::get_symbol_location_info): Adjust section links.
6043 Don't get fooled by special symbols.
6044 * object.h (class Xindex): Define.
6045 (class Object): Add xindex_ parameter. Declare virtual functoin
6046 do_initialize_xindex.
6047 (Object::adjust_sym_shndx): New function.
6048 (Object::set_xindex): New protected function.
6049 (class Symbol_value): Add is_ordinary_shndx_ field.
6050 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6051 (Symbol_value::value): Assert ordinary section.
6052 (Symbol_value::initialize_input_to_output_map): Likewise.
6053 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6055 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6057 (class Sized_relobj): Update declarations.
6058 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6059 parameter. Change all callers.
6060 (Sized_relobj::adjust_shndx): New function.
6061 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6063 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6064 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6065 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6066 (Sized_dynobj::read_dynsym_section): Adjust section links.
6067 (Sized_dynobj::read_dynamic): Likewise.
6068 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6070 (Sized_dynobj::do_initialize_xindex): New function.
6071 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6072 do_initialize_xindex.
6073 (Sized_dynobj::adjust_shndx): New function.
6074 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6075 dynsym_xindex_ fields.
6076 (Layout::finalize): Add a call to set_section_indexes before
6077 creating the symtab sections.
6078 (Layout::set_section_indexes): Don't do anything if the section
6079 already has a section index.
6080 (Layout::create_symtab_sections): Add shnum parameter. Change
6081 caller. Create .symtab_shndx section if needed.
6082 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6084 (Layout::allocated_output_section_count): New function.
6085 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6087 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6088 fields. Update declarations.
6089 (Layout::symtab_xindex): New function.
6090 (Layout::dynsym_xindex): New function.
6091 (class Write_symbols_task): Add layout_ field.
6092 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6094 * output.cc (Output_section_headers::Output_section_headers): Add
6095 shstrtab_section parameter. Change all callers.
6096 (Output_section_headers::do_sized_write): Store overflow values
6097 for section count and section string table section index in
6098 section header zero.
6099 (Output_file_header::do_sized_write): Check for overflow of
6100 section count and section string table section index.
6101 (Output_symtab_xindex::do_write): New function.
6102 (Output_symtab_xindex::endian_do_write): New function.
6103 * output.h (class Output_section_headers): Add shstrtab_section_.
6104 Update declarations.
6105 (class Output_symtab_xindex): Define.
6106 (Output_section::has_out_shndx): New function.
6107 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6109 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6111 (Sized_symbol::init): Likewise.
6112 (Symbol::output_section): Check for ordinary symbol.
6113 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6114 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6116 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6117 Change all callers. Simplify handling of symbols from sections
6118 not included in the link.
6119 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6121 (Weak_alias_sorter::operator()): Assert that symbols are
6123 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6125 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6126 parameters. Change all callers.
6127 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6128 symbol distinction. Use SHN_XINDEX when needed.
6129 (Symbol_table::write_section_symbol): Add symtab_xindex
6130 parameter. Change all callers.
6131 (Symbol_table::sized_write_section_symbol): Likewise. Use
6132 SHN_XINDEX when needed.
6133 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6135 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6136 (Symbol::is_defined): Check is_ordinary.
6137 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6138 (Symbol::is_absolute, Symbol::is_common): Likewise.
6139 (class Sized_symbol): Update declarations.
6140 (class Symbol_table): Update declarations.
6141 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6142 parameters. Change all callers.
6143 (Sized_symbol::override): Likewise.
6144 (Symbol_table::override): Likewise.
6145 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6146 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6147 is_ordinary, and orig_st_shndx parameters. Change all callers.
6148 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6149 to be in an ordinary section.
6150 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6151 object and is_ordinary parameters. Change all callers.
6152 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6153 Change all callers. Don't add undefined or non-ordinary symbols
6155 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6157 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6159 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6160 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6161 (Sized_relobj::relocate_sections): Likewise.
6162 * target-reloc.h (scan_relocs): Adjust section symbol index.
6163 (scan_relocatable_relocs): Likewise.
6164 * i386.cc (Scan::local): Check for ordinary symbols.
6165 * sparc.cc (Scan::local): Likewise.
6166 * x86_64.cc (Scan::local): Likewise.
6167 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6168 to symbol_section_and_value.
6169 * testsuite/many_sections_test.cc: New file.
6170 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6171 (check_PROGRAMS): Add many_sections_test.
6172 (many_sections_test_SOURCES): Define.
6173 (many_sections_test_DEPENDENCIES): Define.
6174 (many_sections_test_LDFLAGS): Define.
6175 (BUILT_SOURCES): Add many_sections_define.h.
6176 (many_sections_define.h): New target.
6177 (BUILT_SOURCES): Add many_sections_check.h.
6178 (many_sections_check.h): New target.
6179 (check_PROGRAMS): Add many_sections_r_test.
6180 (many_sections_r_test_SOURCES): Define.
6181 (many_sections_r_test_DEPENDENCIES): Define.
6182 (many_sections_r_test_LDFLAGS): Define.
6183 (many_sections_r_test_LDADD): Define.
6184 (many_sections_r_test.o): New target.
6185 * testsuite/Makefile.in: Rebuild.
6187 2008-04-17 Cary Coutant <ccoutant@google.com>
6189 * errors.cc (Errors::info): New function.
6190 (gold_info): New function.
6191 * errors.h (Errors::info): New function.
6192 * gold.h (gold_info): New function.
6193 * object.cc (Input_objects::add_object): Print trace output.
6194 * options.cc (options::parse_set): New function.
6195 (General_options::parse_wrap): Deleted.
6196 (General_options::General_options): Deleted initializer.
6197 * options.h (options::String_set): New typedef.
6198 (options::parse_set): New function.
6199 (DEFINE_set): New macro.
6200 (General_options::wrap): Changed to use DEFINE_set. Changed
6201 callers of any_wrap_symbols and is_wrap_symbol.
6202 (General_options::trace, General_options::trace_symbol):
6204 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6205 (General_options::wrap_symbols_): Deleted.
6206 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6208 2008-04-17 David S. Miller <davem@davemloft.net>
6210 * options.cc (General_options::parse_V): New function.
6211 * options.h: Add entries for -V and -Qy.
6213 2008-04-17 Ian Lance Taylor <iant@google.com>
6215 * common.cc (Symbol_table::allocate_commons): Remove options
6216 parameter. Change caller.
6217 (Symbol_table::do_allocate_commons): Remove options parameter.
6218 Change caller. Just call do_allocate_commons_list twice.
6219 (Symbol_table::do_allocate_commons_list): New function, broken out
6220 of do_allocate_commons.
6221 * common.h (class Allocate_commons_task): Remove options_ field.
6223 * symtab.cc (Symbol_table::Symbol_table): Initialize
6225 (Symbol_table::add_from_object): Put TLS common symbols on
6227 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6228 which are IN_OUTPUT_DATA.
6229 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6230 allocate_commons and do_allocate_commons declarations. Declare
6231 do_allocate_commons_list.
6232 * gold.cc (queue_middle_tasks): Update creation of
6233 Allocate_commons_task to not pass options.
6234 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6235 (TLS_TEST_C_FLAGS): New variable.
6236 (tls_test_c_pic.o): New target.
6237 (tls_test_shared.so): Link in tls_test_c_pic.o.
6238 (tls_test_c_pic_ie.o): New target.
6239 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6240 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6241 (tls_test_c.o): New target.
6242 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6243 (tls_pic_test_LDADD): Likewise.
6244 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6245 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6246 (tls_test_c_gnu2.o): New target.
6247 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6249 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6250 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6251 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6252 * testsuite/tls_test.cc: Include "config.h".
6253 (t_last): Call t11_last.
6254 * testsuite/tls_test.h (t11, t11_last): Declare.
6255 * testsuite/tls_test_c.c: New file.
6256 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6257 * configure.ac: Check for OpenMP support.
6258 * configure, config.in, Makefile.in: Rebuild.
6259 * testsuite/Makefile.in: Rebuild.
6261 2008-04-16 Cary Coutant <ccoutant@google.com>
6263 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6264 (Target_i386::tls_base_symbol_defined_): New field.
6265 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6266 (Target_i386::Scan::global): Likewise.
6267 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6268 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6269 (Target_x86_64::tls_base_symbol_defined_): New field.
6270 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6271 (Target_x86_64::Scan::global): Likewise.
6273 2008-04-16 Cary Coutant <ccoutant@google.com>
6275 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6276 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6277 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6278 building shared libraries.
6279 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6280 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6281 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6282 * testsuite/Makefile.in: Rebuild.
6283 * testsuite/weak_undef.h: New file.
6284 * testsuite/weak_undef_file1.cc: Add extra test cases.
6285 * testsuite/weak_undef_file2.cc: Likewise.
6286 * testsuite/weak_undef_test.cc: Likewise.
6288 2008-04-16 David S. Miller <davem@davemloft.net>
6290 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6291 Add issued_non_pic_error_ field. Declare check_non_pic.
6292 (Target_sparc::Scan::check_non_pic): New function.
6293 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6294 (Target_sparc::Scan::global): Likewise.
6296 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6297 * configure: Rebuild.
6299 * options.h (DEFINE_enable): New macro.
6300 (new_dtags): New enable option.
6301 (initfirst, interpose, loadfltr, nodefaultlib,
6302 nodelete, nodlopen, nodump): New -z options.
6303 * layout.cc (Layout:finish_dynamic_section): If new
6304 dtags enabled, emit DT_RUNPATH. Also, emit a
6305 DT_FLAGS_1 containing any specified -z flags.
6307 2008-04-16 Ian Lance Taylor <iant@google.com>
6309 * copy-relocs.cc: New file.
6310 * copy-relocs.h: New file.
6311 * reloc.cc: Remove Copy_relocs code.
6312 * reloc.h: Likewise.
6313 * reloc-types.h (struct Reloc_types) [both versions]: Add
6314 get_reloc_addend_noerror.
6315 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6316 variants of add_global which take an addend which must be zero.
6317 * i386.cc: Include "copy-relocs.h".
6318 (class Target_i386): Change type of copy_relocs_ to variable,
6320 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6322 (Target_i386::do_finalize_sections): Change handling of
6324 * sparc.cc: Include "copy-relocs.h".
6325 (class Target_sparc): Change type of copy_relocs_ to variable,
6327 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6329 (Target_sparc::do_finalize_sections): Change handling of
6331 * x86_64.cc: Include "copy-relocs.h".
6332 (class Target_x86_64): Change type of copy_relocs_ to variable,
6334 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6335 class. Change all callers.
6336 (Target_x86_64::do_finalize_sections): Change handling of
6338 * Makefile.am (CCFILES): Add copy-relocs.cc.
6339 (HFILES): Add copy-relocs.h.
6341 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6343 * testsuite/script_test_4.sh: Permit leading zeroes.
6345 2008-04-15 Ian Lance Taylor <iant@google.com>
6347 * script-sections.cc (Script_sections::create_segments): Use
6348 header_size_adjustment even when there is enough room for the
6350 * testsuite/script_test_4.sh: New file.
6351 * testsuite/script_test_4.t: New file.
6352 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6353 (check_DATA): Add script_test_4.stdout.
6354 (MOSTLYCLEANFILES): Likewise.
6355 (script_test_4): New target.
6356 (script_test_4.stdout): New target.
6357 * testsuite/Makefile.in: Rebuild.
6359 * sparc.cc: Add definitions for Output_data_plt_sparc class
6362 2008-04-14 David S. Miller <davem@davemloft.net>
6364 * sparc.cc: New file.
6365 * Makefile.am (TARGETSOURCES): Add sparc.cc
6366 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6367 * configure.tgt: Document targ_extra_size and
6368 targ_extra_big_endian. Add entries for sparc-* and
6370 * configure.ac: Handle targ_extra_size and
6371 targ_extra_big_endian.
6372 * Makefile.in: Rebuild.
6373 * configure: Likewise.
6374 * po/POTFILES.in: Likewise.
6375 * po/gold.pot: Likewise.
6377 2008-04-14 Ian Lance Taylor <iant@google.com>
6379 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6380 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6381 in the name/type/flags to section mapping. Don't call
6382 allocate_output_section.
6383 (Layout::choose_output_section): Change parameter from adjust_name
6384 to is_input_section. Don't permit input sections after sections
6385 are attached to segments. Don't call allocate_output_section.
6386 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6387 not write_enable_output_section.
6388 (Layout::make_output_section): Don't push to
6389 unattached_section_list_ nor call attach_to_segment. Call
6390 attach_section_to_segment if sections are attached.
6391 (Layout::attach_sections_to_segments): New function.
6392 (Layout::attach_section_to_segment): New function.
6393 (Layout::attach_allocated_section_to_segment): Rename from
6394 attach_to_segment. Remove flags parameter.
6395 (Layout::allocate_output_section): Remove function.
6396 (Layout::write_enable_output_section): Remove function.
6397 * layout.h (class Layout): Update for above changes. Add new
6398 field sections_are_attached_.
6399 * output.h (Output_section::update_flags_for_input_section): New
6401 * output.cc (Output_section::add_input_section): Call
6402 update_flags_for_input_section.
6403 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6405 2008-04-11 Cary Coutant <ccoutant@google.com>
6407 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6408 thought unnecessary.
6409 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6411 2008-04-11 Ian Lance Taylor <iant@google.com>
6413 * output.h (class Output_section_data): Remove inline definition
6415 * output.cc (Output_section_data::set_addralign): New function.
6417 2008-04-11 Cary Coutant <ccoutant@google.com>
6419 Add support for TLS descriptors for i386 and x86_64.
6420 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6421 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6422 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6424 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6425 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6426 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6428 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6429 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6430 Fix problem with initial-exec relocations.
6431 (Target_i386::Relocate::relocate_tls): Likewise.
6432 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6434 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6435 support for section-plus-offset dynamic table entries.
6436 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6437 (Output_data_dynamic::Dynamic_entry): Add support for
6438 section-plus-offset dynamic table entries.
6439 (Output_data_dynamic::Classification): Likewise.
6440 (Output_data_dynamic::classification_): Renamed offset_.
6441 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6442 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6443 (Target_x86_64::make_plt_section): New function.
6444 (Target_x86_64::reserve_tlsdesc_entries): New function.
6445 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6446 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6447 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6448 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6449 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6450 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6451 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6452 add extra PLT entry for TLS descriptors.
6453 (Output_data_plt_x86_64::got_): New field.
6454 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6455 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6457 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6459 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6460 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6461 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6462 R_386_TLS_DESC_CALL relocations.
6463 (Target_x86_64::Scan::global): Likewise.
6464 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6465 for TLS descriptors.
6466 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6467 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6468 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6469 GD-to-IE relaxation.
6470 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6471 and TLS_DESCRIPTORS.
6472 * Makefile.in: Rebuild.
6473 * configure: Rebuild.
6474 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6475 (tls_test_shared2.so): New target.
6476 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6477 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6478 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6479 (tls_shared_gd_to_ie_test_LDADD): New variable.
6480 (tls_shared_gnu2_gd_to_ie_test): New target.
6481 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6483 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6484 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6485 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6486 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6487 (tls_shared_gnu2_test): New target.
6488 (tls_test_gnu2_shared.so): New target.
6489 (tls_shared_gnu2_test_SOURCES): New variable.
6490 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6491 (tls_shared_gnu2_test_LDFLAGS): New variable.
6492 (tls_shared_gnu2_test_LDADD): New variable.
6493 * testsuite/Makefile.in: Rebuild.
6494 * testsuite/Makefile.
6496 2008-04-11 Ian Lance Taylor <iant@google.com>
6498 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6500 * testsuite/Makefile.in: Rebuild.
6502 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6504 * testsuite/script_test_2.cc (main): Adjust test.
6506 2008-04-11 David S. Miller <davem@davemloft.net>
6507 Ian Lance Taylor <iant@google.com>
6509 * options.h (General_options): Add entries for '-Y' and
6511 * options.cc (General_options:finalize): If -Y was used, add those
6512 entries to the library path instead of the default "/lib" and
6515 2008-04-11 David S. Miller <davem@davemloft.net>
6517 * testsuite/justsyms.t: Start at 0x100.
6518 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
6519 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6521 * testsuite/script_test_2.cc: Adjust string and section length
6524 2008-04-09 Ian Lance Taylor <iant@google.com>
6527 * script-sections.cc (Sections_element::allocate_to_segment): Add
6529 (Output_section_definition::allocate_to_segment): Likewise.
6530 (Orphan_output_section::allocate_to_segment): Likewise.
6531 (Script_sections::attach_sections_using_phdrs_clause): Don't
6532 propagate non-PT_LOAD segments to orphan sections.
6533 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6534 readelf rather than objdump.
6535 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6536 .interp section and PT_INTERP segment are the same size.
6537 * testsuite/Makefile.in: Rebuild.
6539 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6540 aliases for symbols defined in the same object.
6541 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6542 (weak_alias_test_SOURCES): New variable.
6543 (weak_alias_test_DEPENDENCIES): New variable.
6544 (weak_alias_test_LDFLAGS): New variable.
6545 (weak_alias_test_LDADD): New variable.
6546 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6547 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6548 (weak_alias_test_3.o): New target.
6549 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6550 * testsuite/weak_alias_test_main.cc: New file.
6551 * testsuite/weak_alias_test_1.cc: New file.
6552 * testsuite/weak_alias_test_2.cc: New file.
6553 * testsuite/weak_alias_test_3.cc: New file.
6555 2008-04-08 Ian Lance Taylor <iant@google.com>
6557 * options.h (class General_options): Add --noinhibit-exec option.
6558 * main.cc (main): Check --noinhibit-exec.
6560 * options.h (class General_options): Define --wrap as a special
6561 option. Add wrap_symbols_ field.
6562 (General_options::any_wrap_symbols): New function.
6563 (General_options::is_wrap_symbol): New function.
6564 * options.cc (General_options::parse_wrap): New function.
6565 (General_options::General_options): Initialize wrap_symbols_.
6566 * symtab.cc (Symbol_table::wrap_symbol): New function.
6567 (Symbol_table::add_from_object): Handle --wrap.
6568 * symtab.h (class Symbol_table): Declare wrap_symbol.
6569 * target.h (Target::wrap_char): New function.
6570 (Target::Target_info): Add wrap_char field.
6571 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6572 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6573 * testsuite/testfile.cc (Target_test::test_target_info):
6576 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6579 * layout.h (class Layout): Add added_eh_frame_data_ field.
6580 * layout.cc (Layout::Layout): Initialize new field.
6581 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6582 output section until we find a section we merged successfully.
6583 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6584 that the size be non-zero.
6586 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6589 2008-04-08 Craig Silverstein <csilvers@google.com>
6591 * configure.ac: Export new conditional variable HAVE_ZLIB.
6592 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6594 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6595 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6597 2008-04-07 Ian Lance Taylor <iant@google.com>
6599 * version.cc (version_string): Set to "1.5".
6601 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6602 Add issued_non_pic_error_ field. Declare check_non_pic.
6603 (Target_x86_64::Scan::check_non_pic): New function.
6604 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6605 (Target_x86_64::Scan::global): Likewise.
6607 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
6608 addend parameter. Change caller. Handle merge sections.
6609 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
6610 Address to Addend. Don't add in the result of
6611 local_section_offset, pass down the addend and use the returned
6613 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
6614 Update declarations of local_section_offset and symbol_value.
6615 * testsuite/two_file_test_1.cc (t18): New function.
6616 * testsuite/two_file_test_2.cc (f18): New function.
6617 * testsuite/two_file_test_main.cc (main): Call t18.
6618 * testsuite/two_file_test.h (t18, f18): Declare.
6620 * configure.ac: Don't test for objdump, c++filt, or readelf.
6621 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
6623 (TEST_READELF): New variable.
6624 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
6625 (check_PROGRAMS): Add two_file_strip_test.
6626 (two_file_strip_test): New target.
6627 (check_PROGRAMS): Add two_file_same_shared_strip_test.
6628 (two_file_same_shared_strip_test_SOURCES): New variable.
6629 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
6630 (two_file_same_shared_strip_test_LDFLAGS): New variable.
6631 (two_file_same_shared_strip_test_LDADD): New variable.
6632 (two_file_shared_strip.so): New target.
6633 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
6634 (ver_test_5.syms, ver_test_7.syms): Likewise.
6635 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
6636 (strip_test_3.stdout): Use TEST_OBJDUMP.
6637 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6639 2008-04-04 Cary Coutant <ccoutant@google.com>
6641 * symtab.h (Symbol::is_weak_undefined): New function.
6642 (Symbol::is_strong_undefined): New function.
6643 (Symbol::is_absolute): New function.
6644 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
6645 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
6647 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
6648 (weak_undef_test): New target.
6649 * testsuite/Makefile.in: Rebuild.
6650 * testsuite/weak_undef_file1.cc: New file.
6651 * testsuite/weak_undef_file2.cc: New file.
6652 * testsuite/weak_undef_test.cc: New file.
6654 2008-04-03 Craig Silverstein <csilvers@google.com>
6656 * compressed_output.h (class Output_compressed_section): Use
6658 * compressed_output.cc (zlib_compress): Use unsigned buffers,
6660 (zlib_compressed_suffix): Removed.
6661 (Output_compressed_section::set_final_data_size): Use unsigned
6663 * testsuite/Makefile.am (flagstest_compress_debug_sections):
6664 Fix linker invocation.
6665 (flagstest_o_specialfile_and_compress_debug_sections):
6667 * testsuite/Makefile.in: Regenerated.
6669 2008-04-02 David S. Miller <davem@davemloft.net>
6671 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
6672 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
6674 2008-04-02 Craig Silverstein <csilvers@google.com>
6678 2008-04-02 Ian Lance Taylor <iant@google.com>
6680 * fileread.cc (File_read::find_view): Add byteshift and vshifted
6681 parameters. Update for new key type to views_. Change all
6683 (File_read::read): Adjust for byteshift in returned view.
6684 (File_read::add_view): New function, broken out of
6686 (File_read::make_view): New function, broken out of
6688 (File_read::find_or_make_view): Add offset and aligned
6689 parameters. Rewrite accordingly. Change all callers.
6690 (File_read::get_view): Add offset and aligned parameters. Adjust
6691 for byteshift in return value.
6692 (File_read::get_lasting_view): Likewise.
6693 * fileread.h (class File_read): Update declarations.
6694 (class File_read::View): Add byteshift_ field. Add byteshift to
6695 constructor. Add byteshift method.
6696 * archive.h (Archive::clear_uncached_views): New function.
6697 (Archive::get_view): Add aligned parameter. Change all callers.
6698 * object.h (Object::get_view): Add aligned parameter. Change all
6700 (Object::get_lasting_view): Likewise.
6702 * fileread.cc (File_read::release): Don't call clear_views if
6703 there are multiple objects.
6704 * fileread.h (File_read::clear_uncached_views): New function.
6705 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
6708 2008-03-31 Cary Coutant <ccoutant@google.com>
6710 Add thin archive support.
6711 * archive.cc (Archive::armagt): New const.
6712 (Archive::setup): Remove task parameter and calls to unlock.
6713 (Archive::unlock_nested_archives): New function.
6714 (Archive::read_header): Add nested_off parameter. Change
6716 (Archive::interpret_header): Likewise.
6717 (Archive::include_all_members): Change to handle thin
6719 (Archive::include_member): Likewise.
6720 * archive.h (Archive::Archive): Add new parameters and
6722 (Archive::armagt): New const.
6723 (Archive::setup): Remove task parameter.
6724 (Archive::unlock_nested_archives): New function.
6725 (Archive::read_header): Add nested_off parameter.
6726 (Archive::interpret_header): Likewise.
6727 (Archive::Nested_archive_table): New typedef.
6728 (Archive::is_thin_archive_): New field.
6729 (Archive::nested_archives_): New field.
6730 (Archive::options_): New field.
6731 (Archive::dirpath_): New field.
6732 (Archive::task_): New field.
6733 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6734 for thin archives. Pass additional parameters to
6735 Archive::Archive. Unlock the archive file after calling
6738 2008-03-29 Ian Lance Taylor <iant@google.com>
6740 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6741 version symbol to be local.
6742 * testsuite/ver_test_4.sh: New file.
6743 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6744 (check_DATA): Add ver_test_4.syms.
6745 (ver_test_4.syms): New target.
6746 * testsuite/Makefile.in: Rebuild.
6749 (Output_section::Input_section_sort_entry::has_priority): New
6751 (Output_section::Input_section_sort_entry::match_file_name): New
6753 (Output_section::Input_section_sort_entry::match_section_name):
6755 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6757 (Output_section::Input_section_sort_entry::match_section_file):
6759 (Output_section::Input_section_sort_compare::operator()): Rewrite
6760 using new Input_section_sort_entry functions. Sort crtbegin and
6761 crtend first. Sort sections with no priority before sections with
6763 * testsuite/initpri1.c (d3): Check j != 4.
6764 (cd5): New constructor/destructor function.
6765 (main): Check j != 2.
6767 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6768 new symbol when resolving, don't call set_is_default.
6769 * testsuite/ver_test_7.cc: New file.
6770 * testsuite/ver_test_7.sh: New file.
6771 * testsuite/Makefile.am (ver_test_7.so): New target.
6772 (ver_test_7.o): New target.
6773 (check_SCRIPTS): Add ver_test_7.sh.
6774 (check_DATA): Add ver_test_7.syms.
6775 (ver_test_7.syms): New target.
6777 2008-03-28 Ian Lance Taylor <iant@google.com>
6779 * layout.cc (Layout::layout): If we see an input section with a
6780 name that needs sorting, set the must_sort flag for the output
6782 (Layout::make_output_section): If the name of the output section
6783 indicates that it might require sorting, set the may_sort flag.
6784 * output.h (Output_section::may_sort_attached_input_sections): New
6786 (Output_section::set_may_sort_attached_input_sections): New
6788 (Output_section::must_sort_attached_input_sections): New
6790 (Output_section::set_must_sort_attached_input_sections): New
6792 (class Output_section): Declare Input_section_sort_entry. Define
6793 Input_section_sort_compare. Declare
6794 sort_attached_input_sections. Add new fields:
6795 may_sort_attached_input_sections_,
6796 must_sort_attached_input_sections_,
6797 attached_input_sections_are_sorted_.
6798 * output.cc (Output_section::Output_section): Initialize new
6800 (Output_section::add_input_section): Add an entry to
6801 input_sections_ if may_sort or must_sort are true.
6802 (Output_section::set_final_data_size): Call
6803 sort_attached_input_sections if necessary.
6804 (Output_section::Input_section_sort_entry): Define new class.
6805 (Output_section::Input_section_sort_compare::operator()): New
6807 (Output_section::sort_attached_input_sections): New function.
6808 * configure.ac: Check whether the compiler supports constructor
6809 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6810 * testsuite/initpri1.c: New file.
6811 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6812 CONSTRUCTOR_PRIORITY.
6813 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6814 (initpri1_LDFLAGS): New variable.
6815 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6817 2008-03-27 Ian Lance Taylor <iant@google.com>
6819 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6820 * testsuite/common_test_1.c: New file.
6821 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6822 (common_test_1_SOURCES): New variable.
6823 (common_test_1_DEPENDENCIES): New variable.
6824 (common_test_1_LDFLAGS): New variable.
6826 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6827 and commons_ correctly when NAME/VERSION does not override
6829 * testsuite/ver_test_6.c: New file.
6830 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6831 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6832 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6834 2008-03-26 Ian Lance Taylor <iant@google.com>
6836 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6837 of an undefined symbol from a version script.
6838 * testsuite/Makefile.am (ver_test_5.so): New target.
6839 (ver_test_5.o): New target.
6840 (check_SCRIPTS): Add ver_test_5.sh.
6841 (check_DATA): Add ver_test_5.syms.
6842 (ver_test_5.syms): New target.
6843 * testsuite/ver_test_5.cc: New file.
6844 * testsuite/ver_test_5.script: New file.
6845 * testsuite/ver_test_5.sh: New file.
6846 * Makefile.in, testsuite/Makefile.in: Rebuild.
6849 Fix problems building gold with gcc 4.3.0.
6850 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6851 (gold_error_at_location, gold_warning_at_location): Use it.
6852 * configure.ac: Check whether we can compile and use a template
6853 function with a printf attribute.
6854 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6855 when jumping over bytes.
6856 * object.cc: Instantiate Object::read_section_data.
6857 * debug.h: Include <cstring>
6858 * dwarf_reader.cc: Include <algorithm>
6859 * main.cc: Include <cstring>.
6860 * options.cc: Include <cstring>.
6861 * output.cc: Include <cstring>.
6862 * script.cc: Include <cstring>.
6863 * script.h: Include <string>.
6864 * symtab.cc: Include <cstring> and <algorithm>.
6865 * target-select.cc: Include <cstring>.
6866 * version.cc: Include <string>.
6867 * testsuite/testmain.cc: Include <cstdlib>.
6868 * configure, config.in: Rebuild.
6870 2008-03-25 Ian Lance Taylor <iant@google.com>
6872 * options.cc: Include "../bfd/bfdver.h".
6873 (options::help): Print bug reporting address.
6875 * version.cc (print_version): Adjust output for current value of
6880 * options.cc (options::help): Print list of supported targets.
6881 * target-select.h: Include <vector>.
6882 (class Target_selector): Make machine_, size_, and is_big_endian_
6883 fields const. Add bfd_name_ and instantiated_target_ fields.
6884 (Target_selector::Target_selector): Add bfd_name parameter.
6885 (Target_selector::recognize): Make non-virtual, call
6887 (Target_selector::recognize_by_name): Make non-virtual, call
6888 do_recognize_by_name.
6889 (Target_selector::supported_names): New function.
6890 (Target_selector::bfd_name): New function.
6891 (Target_selector::do_instantiate_target): New pure virtual
6893 (Target_selector::do_recognize): New virtual function.
6894 (Target_selector::do_recognize_by_name): New virtual function.
6895 (Target_selector::instantiate_target): New private function.
6896 (supported_target_names): Declare.
6897 * target-select.cc (Target_selector::Target_selector): Update for
6898 new parameter and fields.
6899 (select_target_by_name): Check that the name matches before
6900 calling recognize_by_name.
6901 (supported_target_names): New function.
6902 * i386.cc (class Target_selector_i386): Update Target_selector
6903 constructor call. Remove recognize and recognize_by_name. Add
6904 do_instantiate_target.
6905 * x86_64.cc (class Target_selector_x86_64): Likewise.
6906 * testsuite/testfile.cc (class Target_selector_test): Update for
6907 changes to Target_selector.
6909 * README: Rewrite, with some notes on unsupported features.
6911 2008-03-24 Cary Coutant <ccoutant@google.com>
6913 * i386.cc (Target_i386::Got_type): New enum declaration.
6914 (Target_i386::Scan::local): Updated callers of Output_data_got
6916 (Target_i386::Scan::global): Likewise.
6917 (Target_i386::Relocate::relocate): Likewise.
6918 (Target_i386::Relocate::relocate_tls): Likewise.
6919 * object.h (Got_offset_list): New class.
6920 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6921 (Sized_relobj::local_got_offset): Likewise.
6922 (Sized_relobj::set_local_got_offset): Likewise.
6923 (Sized_relobj::local_has_tls_got_offset): Removed.
6924 (Sized_relobj::local_tls_got_offset): Removed.
6925 (Sized_relobj::set_local_tls_got_offset): Removed.
6926 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6927 * output.cc (Output_data_got::add_global): Added got_type parameter.
6928 (Output_data_got::add_global_with_rel): Likewise.
6929 (Output_data_got::add_global_with_rela): Likewise.
6930 (Output_data_got::add_global_pair_with_rel): New function.
6931 (Output_data_got::add_global_pair_with_rela): New function.
6932 (Output_data_got::add_local): Added got_type parameter.
6933 (Output_data_got::add_local_with_rel): Likewise.
6934 (Output_data_got::add_local_with_rela): Likewise.
6935 (Output_data_got::add_local_pair_with_rel): New function.
6936 (Output_data_got::add_local_pair_with_rela): New function.
6937 (Output_data_got::add_global_tls): Removed.
6938 (Output_data_got::add_global_tls_with_rel): Removed.
6939 (Output_data_got::add_global_tls_with_rela): Removed.
6940 (Output_data_got::add_local_tls): Removed.
6941 (Output_data_got::add_local_tls_with_rel): Removed.
6942 (Output_data_got::add_local_tls_with_rela): Removed.
6943 * output.h (Output_data_got::add_global): Added got_type parameter.
6944 (Output_data_got::add_global_with_rel): Likewise.
6945 (Output_data_got::add_global_with_rela): Likewise.
6946 (Output_data_got::add_global_pair_with_rel): New function.
6947 (Output_data_got::add_global_pair_with_rela): New function.
6948 (Output_data_got::add_local): Added got_type parameter.
6949 (Output_data_got::add_local_with_rel): Likewise.
6950 (Output_data_got::add_local_with_rela): Likewise.
6951 (Output_data_got::add_local_pair_with_rel): New function.
6952 (Output_data_got::add_local_pair_with_rela): New function.
6953 (Output_data_got::add_global_tls): Removed.
6954 (Output_data_got::add_global_tls_with_rel): Removed.
6955 (Output_data_got::add_global_tls_with_rela): Removed.
6956 (Output_data_got::add_local_tls): Removed.
6957 (Output_data_got::add_local_tls_with_rel): Removed.
6958 (Output_data_got::add_local_tls_with_rela): Removed.
6959 * resolve.cc (Symbol::override_base_with_special): Removed
6960 reference to has_got_offset_ field.
6961 * symtab.cc (Symbol::init_fields): Replaced initialization
6962 of got_offset_ with got_offsets_. Removed initialization
6964 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6965 (Symbol::got_offset): Likewise.
6966 (Symbol::set_got_offset): Likewise.
6967 (Symbol::has_tls_got_offset): Removed.
6968 (Symbol::tls_got_offset): Removed.
6969 (Symbol::set_tls_got_offset): Removed.
6970 (Symbol::got_offset_): Removed.
6971 (Symbol::tls_mod_got_offset_): Removed.
6972 (Symbol::tls_pair_got_offset_): Removed.
6973 (Symbol::got_offsets_): New field.
6974 (Symbol::has_got_offset): Removed.
6975 (Symbol::has_tls_mod_got_offset): Removed.
6976 (Symbol::has_tls_pair_got_offset): Removed.
6977 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6978 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6980 (Target_x86_64::Scan::global): Likewise.
6981 (Target_x86_64::Relocate::relocate): Likewise.
6982 (Target_x86_64::Relocate::relocate_tls): Likewise.
6984 2008-03-25 Ben Elliston <bje@au.ibm.com>
6986 * yyscript.y: Fix spelling error in comment.
6988 2008-03-24 Ian Lance Taylor <iant@google.com>
6990 * options.h (class General_options): Define build_id option.
6991 * layout.h (class Layout): Declare write_build_id, create_note,
6992 create_build_id. Add build_id_note_ member.
6993 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6994 "libiberty.h", "md5.h", "sha1.h".
6995 (Layout::Layout): Initialize eh_frame_data_,
6996 eh_frame_hdr_section_, and build_id_note_.
6997 (Layout::finalize): Call create_build_id.
6998 (Layout::create_note): New function, broken out of
6999 Layout::create_gold_note.
7000 (Layout::create_gold_note): Call create_note.
7001 (Layout::create_build_id): New function.
7002 (Layout::write_build_id): New function.
7003 (Close_task_runner::run): Call write_build_id.
7005 * x86_64.cc: Correct license to GPLv3.
7007 2008-03-23 Ian Lance Taylor <iant@google.com>
7009 * options.cc: Include "demangle.h".
7010 (parse_optional_string): New function.
7011 (parse_long_option): Handle takes_optional_argument.
7012 (parse_short_option): Update dash_z initializer. Handle
7013 takes_optional_argument.
7014 (General_options::General_options): Initialize do_demangle_.
7015 (General_options::finalize): Set do_demangle_. Handle demangling
7017 * options.h (parse_optional_string): Declare.
7018 (struct One_option): Add optional_arg field. Update constructor.
7019 Update call constructor calls. Add takes_optional_argument
7021 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7022 (DEFINE_optional_string): Define.
7023 (General_options::demangle): Change from DEFINE_bool to
7024 DEFINE_optional_string.
7025 (General_options::no_demangle): New function.
7026 (General_options::do_demangle): New function.
7027 (General_options::set_do_demangle): New function.
7028 (General_options::execstack_status_): Move definition to end of
7030 (General_options::static_): Likewise.
7031 (General_options::do_demangle_): New field.
7032 * object.cc (big_endian>::get_symbol_location_info): Call
7033 Options::do_demangle, not Options::demangle.
7034 * symtab.cc (demangle): Likewise.
7036 2008-03-22 Ian Lance Taylor <iant@google.com>
7038 * gold.h: Include <cstddef> and <sys/types.h>
7039 * options.h: Include <cstring>.
7041 2008-03-21 Ian Lance Taylor <iant@google.com>
7043 * Added source code to GNU binutils.