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* po/fi.po: Updated Finnish translation.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
11af873f
DK		 12009-08-11 Doug Kwan <dougkwan@google.com>
2
3 * arm.cc: Update comments.
4 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5 segment to locate the .ARM.exidx section if present.
6
b9f7d72d
DK		 72009-08-09 Doug Kwan <dougkwan@google.com>
8
9 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10 patch.
11
ddd3c53c
ST		 122009-08-07 Sriraman Tallam <tmsriram@google.com>
13 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
14 compiler warnings.
15
27721062
ST		 162009-08-06 Sriraman Tallam <tmsriram@google.com>
17
18 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
19 valid tls_segment only for non-debug-section relocations.
20 * testsuite/Makefile.am: Add gc_tls_test.
21 * testsuite/Makefile.in: Regenerate.
22 * testsuite/gc_tls_test.cc: New file.
23 * testsuite/gc_tls_test.sh: New file.
24
ef15dade
ST		 252009-08-05 Sriraman Tallam <tmsriram@google.com>
26
27 * icf.cc: New file.
28 * icf.h: New file.
29 * Makefile.am (CCFILES): Add icf.cc.
30 (HFILES): Add icf.h
31 * Makefile.in: Regenerate.
32 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
33 * gc.h (gc_process_relocs): Populate lists used by icf to contain
34 section, symbol and addend information for the relocs.
35 * gold.cc (queue_middle_tasks): Call identical code folding.
36 * gold.h: Add defines for multimap.
37 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
38 to the call of finalize_local_symbols.
39 * main.cc (main): Create object of class Icf.
40 * object.cc (Sized_relobj::do_layout): Allow this function to be
41 called twice during icf.
42 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
43 to sections marked as identical by icf.
44 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
45 when available.
46 (Sized_relobj::do_section_entsize): New function.
47 * object.h (Object::section_entsize): New function.
48 (Object::do_section_entsize): New pure virtual function.
49 (Relobj::finalize_local_symbols): Add new parameter.
50 (Relobj::do_section_entsize): New function.
51 * options.h (General_options::icf): New option.
52 (General_options::icf_iterations): New option.
53 (General_options::print_icf_sections): New option.
54 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
55 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
56 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
57 icf.
58 * symtab.cc (Symbol_table::is_section_folded): New function.
59 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
60 to sections marked as identical by icf.
61 * symtab.h (Symbol_table::set_icf): New function.
62 (Symbol_table::icf): New function.
63 (Symbol_table::is_section_folded): New function.
64 (Symbol_table::icf_): New data member.
65 * target-reloc.h (relocate_section): Ignore sections folded by icf.
66 * testsuite/Makefile.am: Add commands to build icf_test.
67 * testsuite/Makefile.in: Regenerate.
68 * testsuite/icf_test.sh: New file.
69 * testsuite/icf_test.cc: New file.
70
c3b65ac4
CD		 712009-07-24 Chris Demetriou <cgd@google.com>
72
73 * layout.cc (is_compressible_debug_section): Fix incorrect
74 comment about compressed section names.
75
1caf2c51
ILT		 762009-07-20 Ian Lance Taylor <ian@airs.com>
77
78 PR 10419
79 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
80
1ef4d87f
ILT		 812009-07-16 Ian Lance Taylor <iant@google.com>
82
83 PR 10400
84 * layout.h: #include <map>.
85 (class Kept_section): Change from struct to class. Add accessors
86 and setters. Add section size to Comdat_group mapping. Change
87 Comdat_group to std::map. Add is_comdat_ field. Add
88 linkonce_size field in union.
89 (class Layout): Update declaration of find_or_add_kept_section.
90 Don't declare find_kept_object.
91 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
92 parameter. Add object, shndx, is_comdat, and is_group_name
93 parameters. Change all callers. Adjust for new Kept_section.
94 (Layout::find_kept_object): Remove.
95 * object.cc (Sized_relobj::include_section_group): Update use of
96 Kept_section. Rename secnum to shndx. Only record
97 Kept_comdat_section if sections are the same size.
98 (Sized_relobj::include_linkonce_section): Update use of
99 Kept_section. Only record Kept_comdat_section if sections are the
100 same size. Set size of linkonce section.
101 (Sized_relobj::map_to_kept_section): Update call to
102 get_kept_comdat_section.
103 * object.h (class Sized_relobj): Rename fields in
104 Kept_comdat_section to drop trailing underscores; change object
105 field to Relobj*. Change Kept_comdat_section_table to store
106 struct rather than pointer.
107 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
108 Add kept_object and kept_shndx parameters. Change all callers.
109 (Sized_relobj::get_kept_comdat_section): Change return type to
110 bool. Add kept_object and kept_shndx parameters. Change all
111 callers.
112 * plugin.cc (Pluginobj::include_comdat_group): Update call to
113 Layout::find_or_add_kept_section.
114
37c3b7b0
ILT		 1152009-07-09 Ian Lance Taylor <iant@google.com>
116
117 * merge.cc (Object_merge_map::initialize_input_to_output_map):
118 Reserve space in the hash table.
119
98fa85cb
ILT		 1202009-07-06 Mikolaj Zalewski <mikolajz@google.com>
121
122 * fileread.cc (File_read::get_mtime): New method.
123 * fileread.h (Timespec): New structure.
124 (File_read::get_mtime): New method.
125 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
126 Renamed from timestamp_nsec.
127 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
128 Elf_Xword.
129 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
130 timestamp_nsec.
131 (Incremental_inputs::report_archive): Save mtime; style fix.
132 (Incremental_inputs::report_obejct): Save mtime; style fix.
133 (Incremental_inputs::report_script): Save mtime; style fix.
134 (Incremental_inputs::finalize_inputs): Style fix.
135 (Incremental_inputs::finalize): Style fix.
136 (Incremental_inputs::create_input_section_data): Store inputs
137 mtime.
138 * incremental.h (Incremental_inputs::report_script): Add mtime
139 argument.
140 (Incremental_inputs::Input_info::Input_info): Intialize only one
141 union member.
142 (Incremental_inputs::Input_info::archive): Move to nameless
143 union.
144 (Incremental_inputs::Input_info::obejct): Move to nameless union.
145 (Incremental_inputs::Input_info::script): Move to nameless union.
146 (Incremental_inputs::mtime): New field.
147 * script.cc (read_input_script): Pass file mtime to
148 Incremental_input.
149 * script.h (Script_info::inputs): Style fix.
150
c9d70757
ILT		 1512009-07-01 Ian Lance Taylor <ian@airs.com>
152
153 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
154 instead of 32.
155
9c547ec3
ILT		 1562009-06-24 Ian Lance Taylor <iant@google.com>
157
158 PR 10156
159 * layout.cc (Layout::choose_output_section): If we find an
160 existing section, update the flags.
161 (Layout::create_notes): New function, broken out of
162 Layout::finalize.
163 (Layout::finalize): Don't create note sections.
164 (Layout::create_note): Don't crash if linker script discards
165 section.
166 (Layout::create_gold_note): Likewise.
167 (Layout::create_build_id): Likewise. Don't set
168 after_input_sections on the section.
169 (Layout::create_executable_stack_info): Remove target parameter.
170 Change caller.
171 * layout.h (class Layout): Declare create_notes. Update
172 declaration of create_executable_stack_info.
173 * gold.cc (queue_middle_tasks): Call create_notes.
174 * output.cc (Output_section::update_flags_for_input_section): Move
175 here from output.h. If SHF_ALLOC flag is newly set, mark address
176 invalid.
177 * output.h (Output_data::mark_address_invalid): New function.
178 (class Output_section): Only declare, not define,
179 update_flags_for_input_section. Remove set_flags.
180
55458500
ILT		 1812009-06-24 Ian Lance Taylor <iant@google.com>
182
183 * script-sections.cc (Output_section_definition::
184 set_section_addresses): Rename shadowing local load_address to
185 laddr.
186
1307d6cd
ILT		 1872009-06-24 Ian Lance Taylor <iant@google.com>
188
189 PR 10244
190 * reloc.cc (relocate_sections): Skip empty relocation sections.
191
ec3f783e
ILT		 1922009-06-23 Ian Lance Taylor <iant@google.com>
193
194 PR 10156
195 * layout.cc (Layout::create_note): Use choose_output_section
196 rather than make_output_section.
197
459c9f1c
ILT		 1982009-06-23 Ian Lance Taylor <iant@google.com>
199
200 PR 10237
201 * options.cc (General_options::parse_V): Set printed_version_.
202 (General_options::General_options): Initialize printed_version_.
203 * options.h (class General_options): Add printed_version_ field.
204 * gold.cc (queue_initial_tasks): If there are no input files,
205 don't give a fatal error if we printed the version information.
206 (queue_middle_tasks): If using -r with a shared object, give a
207 fatal error rather than an ordinary error.
208
1518dc8f
ILT		 2092009-06-23 Ian Lance Taylor <iant@google.com>
210
211 PR 10219
212 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
213 (Layout::make_output_section): Set have_stabstr_section_ if we see
214 a .stab*str section.
215 (Layout::finalize): Call link_stabs_sections.
216 (Layout::link_stabs_sections): New file.
217 * layout.h (class Layout): Add have_stabstr_section_ field.
218 Declare link_stabs_sections.
219
3d857b98
DK		 2202009-06-23 Doug Kwan <dougkwan@google.com>
221
222 * Makefile.am (libgold_a_LIBADD): New.
223 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
224 * Makefile.in: Regenerate.
225 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
226 * configure: Regenerate.
227 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
228 * fileread.cc: Include sys/state.h
229 * gold.h: Declare memmem and strndup if found missing.
230 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
231
0639a6f6
ILT		 2322009-06-23 Ian Lance Taylor <iant@google.com>
233
234 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
235 * configure: Rebuild.
236
8d63875c
ILT		 2372009-06-23 Ian Lance Taylor <iant@google.com>
238
239 PR 10147
240 * object.cc (Object::section_contents): Don't try to get a view if
241 the section has length zero.
242 (Object::handle_gnu_warning_section): If the section is empty, use
243 the name of the section as the warning.
244
f7c8a183
ILT		 2452009-06-23 Ian Lance Taylor <iant@google.com>
246
247 PR 10133
248 * stringpool.h (class Stringpool_template): Add optimize_ field.
249 (Stringpool_template::set_optimize): New function.
250 * stringpool.cc (Stringpool_template::Stringpool_template):
251 Initialize optimize_ field.
252 (Stringpool_template::set_string_offsets): Test local optimize
253 fild rather than parameter.
254 * layout.cc (Layout::Layout): Call set_optimize on the section
255 name stringpool.
256
e6a307ba
ILT		 2572009-06-22 Ian Lance Taylor <iant@google.com>
258
259 PR 10030
260 * yyscript.y: Parse TARGET.
261 * script.cc (script_set_target): New function.
262 * script-c.h (script_set_target): Declare.
263 * options.cc (General_options::string_to_object_format): Rename
264 from string_to_object_format in anonymous namespace. Change
265 callers.
266 * options.h (class General_options): Declare
267 string_to_object_format.
268
3ee173de
ILT		 2692009-06-22 Ian Lance Taylor <iant@google.com>
270
271 * script-sections.cc (Script_sections::create_segments): Don't put
272 program headers in a PT_LOAD segment if -n or -N.
273
2742009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 275
276 PR 10141
277 * options.h (class General_options): Add -z lazy and -z now. Sort
278 -z options into alphabetical order.
279 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
280
cd6739a1 2812009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 282
283 * layout.cc (Layout::make_output_section): Call
284 Target::new_output_section.
285 (Layout::attach_allocated_section_to_segment): Put large section
286 sections in a separate load segment with the large segment flag
287 set.
288 (Layout::segment_precedes): Sort large data segments after other
289 load segments.
290 (align_file_offset): New static function.
291 (Layout::set_segment_offsets): Use align_file_offset.
292 * output.h (class Output_section): Add is_small_section_ and
293 is_large_section_ fields.
294 (Output_section::is_small_section): New function.
295 (Output_section::set_is_small_section): New function.
296 (Output_section::is_large_section): New function.
297 (Output_section::set_is_large_section): New function.
298 (Output_section::is_large_data_section): New function.
299 (class Output_segment): Add is_large_data_segment_ field.
300 (Output_segment::is_large_data_segment): New function.
301 (Output_segment::set_is_large_data_segment): New function.
302 * output.cc (Output_section::Output_section): Initialize new
303 fields.
304 (Output_segment::Output_segment): Likewise.
305 (Output_segment::add_output_section): Add assertion that large
306 data sections always go in large data segments. Force small data
307 sections to the end of the list of data sections. Force small BSS
308 sections to the start of the list of BSS sections. For large BSS
309 sections to the end of the list of BSS sections.
310 * symtab.h (class Symbol): Declare is_common_shndx.
311 (Symbol::is_defined): Check Symbol::is_common_shndx.
312 (Symbol::is_common): Likewise.
313 (class Symbol_table): Define enum Commons_section_type. Update
314 declarations. Add small_commons_ and large_commons_ fields.
315 * symtab.cc (Symbol::is_common_shndx): New function.
316 (Symbol_table::Symbol_table): Initialize new fields.
317 (Symbol_table::add_from_object): Put small and large common
318 symbols in the right list.
319 (Symbol_table::sized_finalized_symbol): Check
320 Symbol::is_common_shndx.
321 (Symbol_table::sized_write_globals): Likewise.
322 * common.cc (Symbol_table::do_allocate_commons): Allocate new
323 common symbol lists. Don't call do_allocate_commons_list if the
324 list is empty.
325 (Symbol_table::do_allocate_commons_list): Remove is_tls
326 parameter. Add comons_section_type parameter. Change all
327 callers. Handle small and large common symbols.
328 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
329 Symbol::is_common_shndx.
330 * resolve.cc (symbol_to_bits): Likewise.
331 * target.h (Target::small_common_shndx): New function.
332 (Target::small_common_section_flags): New function.
333 (Target::large_common_shndx): New function.
334 (Target::large_common_section_flags): New function.
335 (Target::new_output_section): New function.
336 (Target::Target_info): Add small_common_shndx, large_common_shndx,
337 small_common_section_flags, and large_common_section_flags
338 fields.
339 (Target::do_new_output_section): New virtual function.
340 * arm.cc (Target_arm::arm_info): Initialize new fields.
341 * i386.cc (Target_i386::i386_info): Likewise.
342 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
343 Likewise.
344 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
345 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
346 (Target_x86_64::do_new_output_section): New function.
347 * configure.ac: Define conditional MCMODEL_MEDIUM.
348 * testsuite/Makefile.am (check_PROGRAMS): Add large.
349 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
350 (large_LDFLAGS): Define.
351 * testsuite/large.c: New file.
352 * testsuite/testfile.cc (Target_test::test_target_info):
353 Initialize new fields.
354 * configure, testsuite/Makefile.in: Rebuild.
355
bb04269c
DK		 3562009-06-05 Doug Kwan <dougkwan@google.com>
357
358 * Makefile.am (CCFILES): Add target.cc.
359 * Makefile.in: Regenerate.
360 * i386.cc (class Target_i386): Define new virtual method to
361 override do_is_local_label_name in parent.
362 * object.cc (Sized_relobj::do_count_local_symbols): Discard
363 local symbols if --discard-locals or -X is given.
364 * options.h (class General_options): Declare new options
365 '--discard-locals' and '-X' for discarding locals.
366 * target.h (class Target): Define new methods is_local_label_name.
367 Declare new virtual method do_is_local_label_name.
368 * target.cc: New file.
369 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
370 (check_SCRIPTS): Add discard_locals_test.sh.
371 (check_DATA): Add discard_local_tests.syms.
372 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
373 (discard_local_tests.syms, discard_locals_test.o): New make rules.
374 * testsuite/Makefile.in: Regenerate.
375 * testsuite/discard_locals_test.c: New file.
376 * testsuite/discard_locals_test.sh: Same.
377
805bb01c
DK		 3782009-06-05 Doug Kwan <dougkwan@google.com>
379
380 * object.cc (Sized_relobj::Sized_relobj): Initialize
381 discarded_eh_frame_shndx_ to -1U.
382 (Sized_relobj::do_layout): Record index of a discard .eh_frame
383 section.
384 (Sized_relobj::do_count_local_symbols): Skip local symbols in
385 a discarded .eh_frame section.
386 (Sized_relobj::do_finalize_local_symbols): Ditto.
387 * object.h (class Sized_relobj): Declare new member
388 discarded_eh_frame_shndx_.
389 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
390 (local_labels_test.o, local_labels_test): New rules.
391 * testsuite/Makefile.in: Regenerate.
392
1dcd334d
DK		 3932009-06-04 Doug Kwan <dougkwan@google.com>
394
395 * layout.cc (Layout::section_name_mapping): Add mapping for
396 special ARM sections.
397
96d49306
DK		 3982009-06-03 Doug Kwan <dougkwan@google.com>
399
400 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
401 (utils::has_overflow): Same.
402
dff16297
ILT		 4032009-06-03 Ian Lance Taylor <iant@google.com>
404
405 * layout.cc (Layout::section_name_mapping): New array, replacing
406 Layout::linkonce_mapping.
407 (Layout::section_name_mapping_count): New variable, replacing
408 Layout::linkonce_mapping_count.
409 (Layout::linkonce_output_name): Remove.
410 (Layout::output_section_name): Rewrite.
411 * layout.h (class Layout): Rename Linkonce_mapping to
412 Section_name_mapping, linkonce_mapping to section_name_mapping,
413 linkonce_mapping_count to section_name_mapping_count. Don't
414 declare linkonce_output_name.
415
c121c671
DK		 4162009-06-03 Doug Kwan <dougkwan@google.com>
417
418 * gold/arm.cc (namespace utils): New.
419 (Target_arm::reloc_is_non_pic): Define new method.
420 (class Arm_relocate_functions): New.
421 (Target_arm::Relocate::relocate): Handle relocation types used by
422 Android.
423
07800fab
ILT		 4242009-06-03 Ian Lance Taylor <iant@google.com>
425
426 * arm.cc (Target_arm::scan::global): Use || instead of |.
427
c121c671
DK		 4282009-06-02 Doug Kwan <dougkwan@google.com>
429
430 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
431 issued_non_pic_error_.
432 (class Target_arm::Scan): Declare new method check_non_pic.
433 Define new method symbol_needs_plt_entry.
434 Declare new data member issued_non_pic_error_.
435 (class Target_arm::Relocate): Declare new method
436 should_apply_static_reloc.
437 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
438 (Target_arm::Scan::check_non_pic): Define new method.
439 (Target_arm::Scan::local): Handle a small subset of reloc types used
440 by Android.
441 (Target_arm::Scan::local): Same.
442 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
443
b19b0c6d
ILT		 4442009-05-31 Mikolaj Zalewski <mikolajz@google.com>
445
446 * incremental.cc (Incremental_inputs::report_command_line): Filter
447 out --incremental-* options.
448
94cdfcff
DK		 4492009-05-29 Doug Kwan <dougkwan@google.com>
450
451 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
452 template class.
453 (class Target_arm): Update comment.
454 (Target_arm::Target_arm): Initialize new data members GOT_,
455 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
456 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
457 and Target_arm::rel_dyn_section.
458 Declare new_enum Target_arm::Got_type.
459 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
460 and DYNBSS_.
461 Update commments for member do_dynsym_value.
462 (Target_arm::got_size, Target_arm::plt_section,
463 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
464 new methods inside class defintion.
465 (Target_arm::got_section): Define new method.
466 (Target_arm::rel_dyn_section): Same.
467 (Output_data_plt_arm): New template class.
468 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
469 (Output_data_plt_arm:do_adjust_output_section): Define new method.
470 (Output_data_plt_arm::add_entry): Same.
471 (Output_data_plt_arm::first_plt_entry): Define new
472 static data member for PLT instruction template.
473 (Output_data_plt_arm::plt_entry): Same.
474 (Output_data_plt_arm::do_write): Define new method.
475 (Target_arm::make_plt_entry): Same.
476 (Target_arm::do_finalize_sections): Same.
477 (Target_arm::do_dynsym_value): Same.
478
4a657b0d
DK		 4792009-05-28 Doug Kwan <dougkwan@google.com>
480
481 * Makefile.am (TARGETSOURCES): Add arm.cc.
482 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
483 * Makefile.in: Regenerate.
484 * arm.cc: New file.
485 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
486
e7ae8c36
DK		 4872009-05-26 Doug Kwan <dougkwan@google.com>
488
489 * options.cc (General_options::parse_exclude_libs). Fix a comment.
490 (General_options::check_excluded_libs): Strip off directories in
491 archive name before matching like GNU ld does.
492 * testsuite/Makefile.am (MOSTLYCLEANFILES,
493 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
494 (exclude_libs_test_LDFLAGS): Add linker option
495 -Wl,--exclude-libs,libexclude_libs_test_3
496 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
497 an explicit archive without using -l.
498 (alt/libexclude_libs_test_3.a): New make rule.
499 * testsuite/Makefile.in: Regenerate.
500 * testsuite/exclude_libs_test.c : Declare lib3_default().
501 (main): Call it.
502 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
503 * exclude_libs_test_3.c: New file.
504
f12e7348
NC		 5052009-05-26 Nick Clifton <nickc@redhat.com>
506
507 * po/id.po: New Indonesian translation.
508 * po/gold.pot: Updated template file.
509
4daadc0d
ST		 5102009-05-22 Sriraman Tallam <tmsriram@google.com>
511
512 * testsuite/Makefile.am: Add -ffunction-sections to compile
513 gc_comdat_test files. Add -Wl,--gc-sections to build
514 gc_comdat_test.
515 * testsuite/Makefile.in: Regenerate.
516 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
517
531813ad
ST		 5182009-05-21 Sriraman Tallam <tmsriram@google.com>
519
520 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
521 kept comdat section was garbage collected.
522 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
523 * testsuite/Makefile.in: Regenerate.
524 * testsuite/gc_comdat_test.sh: New file.
525 * testsuite/gc_comdat_test_1.cc: New file.
526 * testsuite/gc_comdat_test_2.cc: New file.
527
65514900
CC		 5282009-05-19 Doug Kwan <dougkwan@google.com>
529
530 * archive.cc (Archive::Archive): Move constructor from archive.h
531 to here. Initialize no_export_.
532 (Archive::get_elf_object_for_member): Set no_export flag of object.
533 * archive.h (Archive::Archive): Move constructor body to
534 archive.cc.
535 (Archive::no_export): New method.
536 (Archive::no_export_): New field.
537 * object.h (Object::Object): Initialize no_export_ to false.
538 (Object::no_export, Object::set_no_export): New methods.
539 (Object::no_export_): New field.
540 * options.cc (General_options::parse_exclude_libs): New method.
541 (General_options::check_excluded_libs) Same.
542 * options.h (exclude_libs): New option.
543 (General_options::check_excluded_libs): New method declaration.
544 (General_options::excluded_libs_): New field.
545 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
546 default or protected visibility if an object has no-export flag set.
547 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
548 (check_SCRIPTS): Add exclude_libs_test.sh.
549 (check_DATA): Add exclude_libs_test.syms.
550 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
551 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
552 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
553 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
554 (exclude_libs_test.syms, libexclude_libs_test_1.a,
555 libexclude_libs_test_2.a): New rules.
556 * testsuite/Makefile.in: Regenerate.
557 * testsuite/exclude_libs_test.c: New file.
558 * testsuite/exclude_libs_test.sh: Ditto.
559 * testsuite/exclude_libs_test_1.c: Ditto.
560 * testsuite/exclude_libs_test_2.c: Ditto.
561
1b77ea50
ILT		 5622009-05-15 Ian Lance Taylor <iant@google.com>
563
564 * configure.ac: Check for declarations for cases where libiberty.h
565 checks HAVE_DECL_xxx.
566 * configure, config.in: Rebuild.
567
072fe7ce
ILT		 5682009-05-15 Mikolaj Zalewski <mikolajz@google.com>
569
570 * gold.h (Incremental_argument_list): Remove (invalid) forward
571 declaration.
572 * incremental.cc (Incremental_inputs::report_achive): New method.
573 (Incremental_inputs::report_object): New method.
574 (Incremental_inputs::report_script): New method.
575 (Incremental_inputs::finalize_inputs): New method.
576 (Incremental_inputs::finalize): Call finalize_inputs().
577 (Incremental_inputs::sized_create_incremental_inputs_section_data):
578 Create inputs entries.
579 * incremental.h (Incremental_input_type): New enum.
580 (Incremental_inputs::Incremental_input): Initialize new fields.
581 (Incremental_inputs::report_inputs): New method.
582 (Incremental_inputs::report_achive): New method.
583 (Incremental_inputs::report_object): New method.
584 (Incremental_inputs::report_script): New method.
585 (Incremental_inputs::finalize_inputs): New method.
586 (Incremental_inputs::Input_info): New struct.
587 (Incremental_inputs::Input_info_map): New typedef.
588 (Incremental_inputs::lock_): New field.
589 (Incremental_inputs::Inputs_): New field.
590 (Incremental_inputs::Inputs_map): New field.
591 * main.cc (main): Call Incremental_input::report_inputs.
592 * options.h (Input_argument_list): Typedef moved from
593 Input_arguments.
594 (Input_file_group::Files): Remove, use ::Input_argument_list.
595 (Input_file_group::Input_argument_list): Remove, use
596 ::Input_argument_list.
597 * plugin.cc (Plugin_manager::add_input_file): Add error in
598 incremental build.
599 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
600 functions.
601 * script.cc (read_input_script): Call
602 Incremental_input::report_script.
603 * script.h (Script_info): New class.
604
b0481b0b
ILT		 6052009-04-27 Ian Lance Taylor <iant@google.com>
606
607 * x86_64.cc (do_adjust_output_section): Set entsize to
608 plt_entry_size.
609
b22a5a41 6102009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 611
612 * output.cc (Output_file::close): After short writes, continue
613 writing from the correct offset in the buffer being written.
614
40fde488
CD		 6152009-04-23 Chris Demetriou <cgd@google.com>
616
617 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
618 * configure: Regenerate.
619 * config.in: Regenerate.
620 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
621 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
622
3ce2c28e
ILT		 6232009-04-21 Mikolaj Zalewski <mikolajz@google.com>
624
625 * incremental.cc (Incremental_inputs_header_data): Renamed from
626 Incremental_input_header_data.
627 (Incremental_inputs_header_data::data_size): New field.
628 (Incremental_inputs_header_data::put_input_file_count): Renamed
629 from input_file_count.
630 (Incremental_inputs_header_data::put_command_line_offset): Renamed
631 from command_line_offset.
632 (Incremental_inputs_header_data::put_reserved): Renamed from
633 put_reserved.
634 (Incremental_inputs_entry_data): Renamed from
635 Incremental_input_entry_data.
636 (Incremental_inputs_entry_data::data_size): New field.
637 (Incremental_inputs::report_command_line): New method.
638 (Incremental_inputs::finalize): New method.
639 (Incremental_inputs::create_incremental_inputs_data): New method.
640 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
641 * incremental.h: New file.
642 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
643 (Layout::finalize): Create incremental inputs section in
644 incremental builds.
645 (Layout::create_incremental_info_sections): New method.
646 * layout.h (Layout::incremental_inputs): New method.
647 (Layout::create_incremental_info_sections): New method.
648 (Layout::incremental_inputs_): New field.
649 * main.cc (main): Notify Incremental_input of the command line.
650
e55bde5e
ILT		 6512009-04-01 Ian Lance Taylor <iant@google.com>
652 Mikolaj Zalewski <mikolajz@google.com>
653
654 * gold.h (reserve_unordered_map): Define, three versions, one for
655 each version of Unordered_map.
656 * layout.cc (Layout::Layout): Remove options parameter. Add
657 number_of_input_files parameter. Don't initialize options_.
658 Initialize number_of_input_files_ and resized_signatures_. Move
659 sections_are_attached_.
660 (Layout::layout_group): Reserve space for group_signatures_.
661 (Layout::find_or_add_kept_section): Change name parameter to be a
662 reference. Resize signatures_ map when it gets large enough.
663 (Layout::layout_eh_frame): Use parameters->options() instead of
664 this->options_.
665 (Layout::make_output_section): Likewise.
666 (Layout::attach_allocated_section_to_segment): Likewise.
667 (Layout::finalize, Layout::create_executable_stack): Likewise.
668 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
669 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
670 * layout.h (class Layout): Update declarations. Remove options_
671 field. Add number_of_input_files_ and resized_signatures_
672 fields. Move sections_are_attached_ field.
673 * main.cc (main): Pass number of input files to Layout
674 constructor. Don't pass options.
675
154b857c
ILT		 6762009-03-30 Ian Lance Taylor <iant@google.com>
677
678 * ffsll.c (ffsll): Correct implementation.
679
2f35ab9b
ILT		 6802009-03-27 Ian Lance Taylor <iant@google.com>
681
fd03461a
ILT		 682 * ffsll.c: New file.
683 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
684 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
685 * ftruncate.c (ftruncate): Declare before definition.
686 * mremap.c (mremap): Likewise.
687 * pread.c (pread): Likewise.
688 * configure, Makefile.in, config.in: Rebuild.
689
2f35ab9b
ILT		 690 * mremap.c: New file.
691 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
692 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
693 (mremap): Declare if HAVE_MREMAP is not defined.
694 * configure, Makefile.in, config.in: Rebuild.
695
33aea2fd
CC		 6962009-03-27 Cary Coutant <ccoutant@google.com>
697
698 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
699 position independent.
700 * sparc.cc (Target_sparc::check_non_pic): Likewise.
701 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
702
6d479619
CC		 7032009-03-24 Cary Coutant <ccoutant@google.com>
704
705 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
706 an executable.
707 (needs_dynamic_reloc): Likewise.
708
afc06bb8
ILT		 7092009-03-24 Ian Lance Taylor <iant@google.com>
710
711 * yyscript.y (file_cmd): Recognize EXTERN.
712 (extern_name_list, extern_name_list_body): New nonterminals.
713 * script.cc (script_add_extern): Define.
714 * script-c.h (script_add_extern): Declare.
715
f6060a4d
ILT		 7162009-03-24 Rafael Avila de Espindola <espindola@google.com>
717
718 * object.cc (is_elf_object): Define.
719 * object.h (is_elf_object): Declare.
720 * archive.cc (Archive::get_elf_object_for_member): Call
721 is_elf_object.
33aea2fd 722 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 723
26736d8e
ILT		 7242009-03-24 Elliott Hughes <enh@google.com>
725
726 * output.cc (Output_file::map_anonymous): Define.
727 (Output_file::map): Use map_anonymous. If the regular mmap fails,
728 try an anonymous one. Report the size if the mmap fails.
729 * output.h (class Output_file): Declare map_anonymous.
730
22fd9730
ILT		 7312009-03-24 Ian Lance Taylor <iant@google.com>
732
733 * target-select.cc (instantiate_target): Don't acquire the lock if
734 the instantiated_target_ field has already been set.
735
cb010894
ILT		 7362009-03-23 Ian Lance Taylor <iant@google.com>
737
7f055c20
ILT		 738 * gold-threads.h (class Initialize_lock): Define.
739 * gold-threads.cc (class Initialize_lock_once): Define.
740 (initialize_lock_control): New static variable.
741 (initialize_lock_pointer): New static variable.
742 (initialize_lock_once): New static function.
743 (Initialize_lock::Initialize_lock): Define.
744 (Initialize_lock::initialize): Define.
745 * target-select.h: Include "gold-threads.h".
746 (class Target_selector): Add lock_ and initialize_lock_ fields.
747 Don't define instantiate_target, just declare it.
748 * target-select.cc (Target_selector::Target_selector): Initialize
749 new fields.
750 (Target_selector::instantiate_target): Define.
751 * descriptors.h: Include "gold-threads.h".
752 (class Descriptors): Add initialize_lock_ field.
753 * descriptors.cc (Descriptors::Descriptors): Initialize new
754 field.
755 (Descriptors::open): Use initialize_lock_ field
756 * errors.h (class Errors): Add initialize_lock_ field.
757 * errors.cc (Errors::Errors): Initialize new field.
758 (Errors::initialize_lock): Use initialize_lock_ field.
759 * powerpc.cc (class Target_selector_powerpc): Remove
760 instantiated_target_ field. In do_recognize call
761 instantiate_target rather than do_instantiate_target. In
762 do_instantiate_target just allocate a new target.
763 * sparc.cc (class Target_selector_sparc): Likewise.
764
36959681
ILT		 765 * freebsd.h: New file.
766 * i386.cc: Include "freebsd.h".
767 (Target_i386): Derive from Target_freebsd rather than
768 Sized_target.
769 (Target_selector_i386): Derive from Target_selector_freebsd rather
770 than Target_selector.
771 * x86_64.cc: Include "freebsd.h".
772 (Target_x86_64): Derive from Target_freebsd rather than
773 Sized_target.
774 (Target_selector_x86_64): Derive from Target_selector_freebsd
775 rather than Target_selector.
776 * target.h (class Target): Add adjust_elf_header and
777 do_adjust_elf_header.
778 * output.cc (Output_file_header:: do_sized_write): Call target
779 adjust_elf_header routine.
780 * configure.tgt: Set targ_osabi.
781 * configure.ac: Define GOLD_DEFAULT_OSABI.
782 * parameters.cc (Parameters::default_target): Pass
783 GOLD_DEFAULT_OSABI to select_target.
784 * target-select.h (class Target_selector): Make instantiate_target
785 protected rather than private.
786 * Makefile.am (HFILES): Add freebsd.h.
787 * configure, Makefile.in, config.in: Rebuild.
788
cb010894
ILT		 789 * merge.cc (do_add_input_section): Correct pend value. Change
790 message about last entry not being null terminated from error to
791 warning.
792
0e879927
ILT		 7932009-03-20 Mikolaj Zalewski <mikolajz@google.com>
794
795 * incremental.cc: New file.
796 * Makefile.am (CCFILES): Add incremental.cc.
797 * Makefile.in: Rebuild.
798
41105937
PP		 7992009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
800
801 * layout.cc (Layout::output_section_name): Preserve names
802 of '.note.' sections.
803
60439920
ILT		 8042009-03-19 Ian Lance Taylor <iant@google.com>
805
806 * descriptors.cc (Descriptors::open): Check that the options are
807 valid before using them.
808
0d371ad3
ILT		 8092009-03-18 Ian Lance Taylor <iant@google.com>
810
811 * script-sections.h: Include <list>.
812 (class Script_sections): Change Sections_elements from std::vector
813 to std::list. Typedef public Elements_iterator. Add
814 orphan_section_placement_, data_segment_align_start_, and
815 saw_data_segment_align_ fields. Remove data_segment_align_index_
816 field.
817 * script-sections.cc (class Orphan_section_placement): New class.
818 (class Sections_element): Add virtual functions is_relro and
819 orphan_section_init. Remove virtual function place_orphan_here.
820 (class Output_section_definition): Add is_relro and
821 orphan_section_init. Remove place_orphan_here.
822 (class Orphan_output_section): Likewise.
823 (Script_sections::Script_sections): Update for field changes.
824 (Script_sections::data_segment_align): Set saw_data_segment_align_
825 and data_segment_align_start_, not data_segment_align_index.
826 (Script_sections::data_segment_relro_end): Check
827 saw_data_segment_align_. Use data_segment_align_start_ rather
828 than data_segment_align_index_.
829 (Script_sections::place_orphan): Rewrite to use
830 Orphan_section_placement.
831
9201d894
ILT		 8322009-03-17 Ian Lance Taylor <iant@google.com>
833
9c5b8369
ILT		 834 * archive.cc (Archive::add_symbols): Check for a version attached
835 to the symbol name in the archive map.
836 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
837 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
838 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
839 (ver_test_11.a): New target.
840 * testsuite/Makefile.in: Rebuild.
841
9201d894
ILT		 842 * configure.ac: Check for chsize and posix_fallocate. Replace
843 ftruncate.
844 * ftruncate.c: New file, from gnulib.
845 * output.cc (posix_fallocate): Define dummy version if not
846 HAVE_POSIX_FALLOCATE.
847 (Output_file::map): Call posix_fallocate rather than lseek and
848 write.
849 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
850 * configure, Makefile.in, config.in: Rebuild.
851
ef4ab7a8
PP		 8522009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
853
854 * layout.h (Layout::create_note): Add section_name parameter.
855 * layout.cc (Layout::create_note): Likewise.
856 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
857
8c500701
ILT		 8582009-03-17 Ian Lance Taylor <iant@google.com>
859
e85b18e1
ILT		 860 * descriptors.cc: Include "options.h".
861 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
862 (Descriptors::open): Always use O_CLOEXEC when opening a new
863 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
864 then set FD_CLOEXEC.
865
9efe6174
ILT		 866 * sparc.cc (class Target_sparc): Add has_got_section.
867 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
868 make sure we have a GOT section.
869
870 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
871 (Target_sparc::Scan::local): Likewise.
872 (Target_sparc::Scan::global): Likewise.
873 (Target_sparc::Relocate::relocate): Likewise.
874 (Target_sparc::Relocate::relocate_tls): Likewise.
875
8c500701
ILT		 876 * symtab.cc (Symbol_table::define_default_version): New function,
877 broken out of add_from_object.
878 (Symbol_table::add_from_object): Call define_default_version.
879 (Symbol_table::define_special_symbol): Add resolve_oldsym
880 parameter. Change all callers. If the version for a symbol comes
881 from a version script, resolve it with the symbol with the same
882 name with no version. Also add the symbol without a version if
883 appropriate.
884 (do_define_in_output_data): If resolving with oldsym, don't delete
885 sym.
886 (do_define_in_output_segment): Likewise.
887 (do_define_as_constant): Likewise.
888 * symtab.h (class Symbol_table): Update declarations.
889
f1ed28fb
ILT		 8902009-03-13 Ian Lance Taylor <iant@google.com>
891
15f8229b
ILT		 892 * readsyms.cc (Read_symbols::incompatible_warning): New function.
893 (Read_symbols::requeue): New function.
894 (Read_symbols::do_read_symbols): If make_elf_object fails because
895 the target type is not configured, and the file was searched for,
896 issue a warning and retry with the next directory.
897 (Add_symbols::run): If the file has an incompatible format, and
898 it was searched for, requeue the Read_symbols task. On error,
899 release the object.
900 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
901 dirindex parameter to constructor. Change all callers. Declare
902 incompatible_warning and requeue.
903 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
904 input_argument_ and input_group_ fields. Add them to
905 constructor. Change all callers.
906 (class Read_script): Add dirindex_ field. Add it to constructor.
907 Change all callers.
908 * archive.cc (Archive::setup): Remove input_objects parameter.
909 Change all callers.
910 (Archive::get_file_and_offset): Likewise.
911 (Archive::read_all_symbols): Likewise.
912 (Archive::read_symbols): Likewise.
913 (Archive::get_elf_object_for_member): Remove input_objects
914 parameter. Add punconfigured parameter. Change all callers.
915 (Archive::add_symbols): Change return type to bool. Check return
916 value of include_member.
917 (Archive::include_all_members): Likewise.
918 (Archive::include_member): Change return type to bool. Return
919 false if first included object has incompatible target. Set
920 included_member_ field.
921 (Add_archive_symbols::run): If add_symbols returns false, requeue
922 Read_symbols task.
923 * archive.h (class Archive): Add included_member_ field.
924 Initialize it in constructor. Add input_file and searched_for
925 methods. Update declarations.
926 (class Add_archive_symbols): Add dirpath_, dirindex_, and
927 input_argument_ fields. Add them to constructor. Change all
928 callers.
929 * script.cc: Include "target-select.h".
930 (class Parser_closure): Add skip_on_incompatible_target_ and
931 found_incompatible_target_ fields. Add
932 skip_on_incompatible_target parameter to constructor. Change all
933 callers. Add methods skip_on_incompatible_target,
934 clear_skip_on_incompatible_target, found_incompatible_target, and
935 set_found_incompatible_target.
936 (read_input_script): Add dirindex parameter. Change all callers.
937 If parser finds an incompatible target, requeue Read_symbols
938 task.
939 (script_set_symbol): Clear skip_on_incompatible_target in
940 closure.
941 (script_add_assertion, script_parse_option): Likewise.
942 (script_start_sections, script_add_phdr): Likewise.
943 (script_check_output_format): New function.
944 * script.h (read_input_script): Update declaration.
945 * script-c.h (script_check_output_format): Declare.
946 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
947 (ignore_cmd): Remove OUTPUT_FORMAT.
948 * fileread.cc (Input_file::Input_file): Add explicit this.
949 (Input_file::will_search_for): New function.
950 (Input_file::open): Add pindex parameter. Change all callers.
951 * fileread.h (class Input_file): Add input_file_argument method.
952 Declare will_search_for. Update declarations.
953 * object.cc (make_elf_object): Add punconfigured parameter.
954 Change all callers.
955 * object.h (class Object): Make input_file public. Add
956 searched_for method.
957 (make_elf_object): Update declaration.
958 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
959 restart search.
960 * dirsearch.h (class Dirsearch): Update declaration.
961 * options.h (class General_options): Add --warn-search-mismatch.
962 * parameters.cc (Parameters::is_compatible_target): New function.
963 * parameters.h (class Parameters): Declare is_compatible_target.
964 * workqueue.cc (Workqueue::add_blocker): New function.
965 * workqueue.h (class Workqueue): Declare add_blocker.
966
f1ed28fb
ILT		 967 * fileread.cc (Input_file::open): Remove options parameter.
968 Change all callers.
969 (Input_file::open_binary): Likewise.
970 * script.cc (read_input_script): Likewise.
971 * readsyms.h (class Read_symbols): Remove options_ field. Remove
972 options parameter from constructor. Change all callers.
973 (class Read_script): Likewise.
974 * fileread.h (class Input_file): Update declarations.
975 * script.h (read_input_script): Update declaration.
976
34dd024a
NC		 9772009-03-10 Nick Clifton <nickc@redhat.com>
978
979 * po/es.po: New Spanish translation.
980
6d71b17c
CC		 9812009-03-06 Cary Coutant <ccoutant@google.com>
982
983 * options.cc (parse_short_option): Keep dash_z from registering itself.
984
031cdbed
ILT		 9852009-03-03 Ian Lance Taylor <iant@google.com>
986
987 PR 9918
988 * target-reloc.h (relocate_section): Pass output_section to
989 relocate.
990 * i386.cc (Target_i386::should_apply_static_reloc): Add
991 output_section parameter. Change all callers.
992 (Target_i386::Relocate::relocate): Add output_section parameter.
993 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
994 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
995 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
996 * testsuite/two_file_shared.sh: New script.
997 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
998 (check_DATA): Add two_file_shared.dbg.
999 (two_file_shared.dbg): New target.
1000 * testsuite/Makefile.in: Rebuild.
1001
15d5fa16
ILT		 10022009-03-01 Ian Lance Taylor <iant@google.com>
1003
1004 * configure.ac: Check for byteswap.h.
1005 * configure: Rebuild.
1006 * config.in: Rebuild.
1007
8a4c0b0d
ILT		 10082009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1009
1010 * layout.cc (Layout::find_or_add_kept_section): New function.
1011 (Layout::add_comdat): Removed.
1012 * layout.h (struct Kept_section): Move out of class Layout.
1013 Remove trailing underscores from field names. Add group_sections
1014 field. Rename group_ field to is_group. Change all uses.
1015 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1016 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1017 comdat_groups_ field.
1018 (Sized_relobj::include_section_group): Use
1019 find_or_add_kept_section and Kept_section::group_sections.
1020 (Sized_relobj::include_linkonce_section): Likewise.
1021 * object.cc (class Sized_relobj): Don't define Comdat_group or
1022 Comdat_group_table. Remove find_comdat_group and
1023 add_comdat_group. Remove comdat_groups_ field.
1024 * plugin.cc (include_comdat_group): Use
1025 Layout::find_or_add_kept_section.
1026
b4ecf66b
ILT		 10272009-02-28 Ian Lance Taylor <iant@google.com>
1028
14359ca0
ILT		 1029 * README: --gc-sections and map files are now supported. Document
1030 some build requirements.
1031
b4ecf66b
ILT		 1032 PR 6992
1033 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1034 relocatable link set the value of the section symbol to zero.
1035 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1036 relocatable link don't include the section address in the local
1037 symbol value.
1038
0602e05a
ILT		 10392009-02-27 Ian Lance Taylor <iant@google.com>
1040
fd9d194f
ILT		 1041 PR 6811
1042 * options.h (class Search_directory): Add is_system_directory.
1043 (class General_options): Declare is_in_system_directory.
1044 * options.cc (get_relative_sysroot): Make static.
1045 (get_default_sysroot): Make static.
1046 (General_optoins::is_in_system_directory): New function.
1047 * fileread.cc (Input_file::is_in_system_directory): New function.
1048 * fileread.h (class Input_file): Declare is_in_system_directory.
1049 * object.h (class Object): Add is_in_system_directory.
1050 (class Input_objects): Remove system_library_directory_ field.
1051 * object.cc (Input_objects::add_object): Don't set
1052 system_library_directory_.
1053 (input_objects::found_in_system_library_directory): Remove.
1054 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1055 parameter. Change all callers.
1056 (Symbol_table::sized_write_globals): Likewise.
1057 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1058 Call Object::is_in_system_directory.
1059 * symtab.h (class Symbol_table): Update declarations.
1060
61edd21f
ILT		 1061 PR 5990
1062 * descriptors.h (Open_descriptor): Add is_on_stack field.
1063 * descriptors.cc (Descriptors::open): If the descriptor is on the
1064 top of the stack, remove it. Initialize is_on_stack field.
1065 (Descriptors::release): Only add pod to stack if it is not on the
1066 stack already.
1067 (Descriptors::close_some_descriptor): Clear stack_next and
1068 is_on_stack fields.
1069
e29e076a
ILT		 1070 PR 7091
1071 * output.cc (Output_section::find_starting_output_address): Rename
1072 from starting_output_address; add PADDR parameter; change return
1073 type.
1074 * output.h (class Output_section): Declare
1075 find_starting_output_address instead of starting_output_address.
1076 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1077 section symbol for which we can't find a merge section.
1078
0602e05a
ILT		 1079 PR 9836
1080 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1081 hidden or internal, force the symbol to be local.
1082 * resolve.cc (Symbol::override_visibility): Define.
1083 (Symbol::override_base): Use override_visibility.
1084 (Symbol_table::resolve): Likewise.
1085 (Symbol::override_base_with_special): Likewise.
1086 (Symbol_table::override_with_special): If the visibility is hidden
1087 or internal, force the symbol to be local.
1088 * symtab.h (class Symbol): Add set_visibility and
1089 override_visibility.
1090 * testsuite/ver_test_1.sh: New file.
1091 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1092 (check_DATA): Add ver_test_1.syms.
1093 (ver_test_1.syms): New target.
1094 * testsuite/Makefile.in: Rebuild.
1095
401a9a73
CC		 10962009-02-25 Cary Coutant <ccoutant@google.com>
1097
1098 * layout.cc (Layout::choose_output_section): Don't rename sections
1099 when using a linker script that has a SECTIONS clause.
1100 * Makefile.in: Regenerate.
1101
1102 * testsuite/Makefile.am (script_test_5.sh): New test case.
1103 * testsuite/Makefile.in: Regenerate.
1104 * testsuite/script_test_5.cc: New file.
1105 * testsuite/script_test_5.sh: New file.
1106 * testsuite/script_test_5.t: New file.
1107
f488e4b0
CC		 11082009-02-13 Rafael Avila de Espindola <espindola@google.com>
1109
1110 * archive.cc (Archive::include_member): Update calls to add_symbols.
1111 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1112 the Layout argument.
1113 * dynobj.h (do_add_symbols): Add the Layout argument.
1114 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1115 Layout argument.
1116 * object.h (Object::add_symbols): Add the Layout argument.
1117 (Object::do_add_symbols): Add the Layout argument.
1118 (Sized_relobj::do_add_symbols): Add the Layout argument.
1119 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1120 Unify the two versions.
1121 (Add_plugin_symbols): Remove.
1122 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1123 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1124 (Add_plugin_symbols): Remove.
1125 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1126 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1127 (Add_symbols::run): Make it work with Pulginobj.
1128
89dd1680
ILT		 11292009-02-06 Ian Lance Taylor <iant@google.com>
1130
1131 * object.cc (Sized_relobj::do_layout): Make info message start
1132 with lower case letter.
1133
266d0a74
ILT		 11342009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1135
602b464e
ILT		 1136 * binary.cc: Fix file comment.
1137
266d0a74
ILT		 1138 * options.h (enum Incremental_disposition): Define.
1139 (class General_options): Add new options: --incremental,
1140 --incremental_changed, --incremental_unchanged,
1141 --incremental_unknown. Add incremental_disposition_ and
1142 implicit_incremental_ fields.
1143 (General_options::incremental_disposition): New function.
1144 (class Position_dependent_options): Add incremental_disposition
1145 option.
1146 (Position_dependent_options::copy_from_options): Set incremental
1147 dispositions.
1148 * options.cc (General_options::parse_incremental_changed): New
1149 function.
1150 (General_options::parse_incremental_unchanged): New function.
1151 (General_options::parse_incremental_unknown): New function.
1152 (General_options::General_options): Initialize new fields
1153 incremental_disposition_ and implicit_incremental_.
1154 (General_options::finalize): Check for uasge of --incremental-*
1155 without --incremental.
1156
f073bbf7
CD		 11572009-02-06 Chris Demetriou <cgd@google.com>
1158
1159 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1160 pointer and to report location as the file name associated with
1161 the symbol.
1162 (gold_undefined_symbol_at_location): New function to replace the
1163 old gold_undefined_symbol functionality.
1164 * target-reloc.h (relocate_section): Update to use
1165 gold_undefined_symbol_at_location.
1166 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1167 Call gold_undefined_symbol function rather than gold_error.
1168 * errors.h (Errors::undefined_symbol): Take location as a
1169 string, rather than calculating it from a relocation.
1170 * errors.cc (Errors::fatal): Print "fatal error:" before the
1171 formatted message.
1172 (Errors::error, Errors::error_at_location): Print "error: "
1173 before the formatted message.
1174 (Errors::undefined_symbol): Take location as a string, rather
1175 than calculating it from a relocation.
1176 (gold_undefined_symbol_at_location): New function akin to
1177 old gold_undefined_symbol, calculates location from relocation.
1178 (gold_undefined_symbol): Change to take only a Symbol pointer
1179 and to report location as the file name associated with the symbol.
1180 * testsuite/debug_msg.sh: Update for changed error messages.
1181 * testsuite/undef_symbol.sh: Likewise.
1182
8e94a90c
ILT		 11832009-02-04 Duncan Sands <baldrick@free.fr>
1184
1185 PR 9812
1186 * reduced_debug_output.h
1187 (Output_reduced_debug_abbrev_section::failed): Use format for
1188 gold_warning.
1189 (Output_reduced_debug_info_section::faild): Likewise.
1190
88a0e15b
ILT		 11912009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1192
1193 * script.cc (Lazy_demangler): New class.
1194 (Version_script_info::get_symbol_version_helper): Demangle a
1195 symbol only once.
1196
5efc7cd2
CC		 11972009-01-29 Cary Coutant <ccoutant@google.com>
1198
1199 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1200 to __tls_get_addr.
1201 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1202
e0ebcf42
ILT		 12032009-01-28 Ian Lance Taylor <iant@google.com>
1204
5efc7cd2 1205 * version.cc (version_string): Bump to 1.9.
75fe7426 1206
e0ebcf42
ILT		 1207 * gold.h: Include <cstring> and <stdint.h>.
1208 * version.cc: Include <cstdio>.
1209 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1210 warning.
1211 * reduced_debug_output.cc (insert_into_vector): Rename from
1212 Insert_into_vector; change all callers. Use Swap_unaligned to
1213 avoid aliasing issue; remove union since it is unnecessary.
1214
8e2813be 12152009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 1216
1217 * Makefile.am (CCFILES): Add gc.cc.
1218 (HFILES): Add gc.h.
1219 * Makefile.in: Regenerate.
1220 * gold.cc (Gc_runner): New class.
1221 (queue_initial_tasks): Call garbage collection related tasks
1222 when corresponding options are invoked.
1223 (queue_middle_gc_tasks): New function.
1224 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1225 processed early before laying out sections during garbage collection.
1226 * gold.h (queue_middle_gc_tasks): New function.
1227 (is_prefix_of): Move from "layout.cc".
1228 * i386.cc (Target_i386::gc_process_relocs): New function.
1229 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1230 * main.cc (main): Create object of class "Garbage_collection".
1231 * object.cc (Relobj::copy_symbols_data): New function.
1232 (Relobj::is_section_name_included): New function.
1233 (Sized_relobj::do_layout): Allow this function to be called twice
1234 during garbage collection and defer layout of section during the
1235 first call.
1236 * object.h (Relobj::get_symbols_data): New function.
1237 (Relobj::is_section_name_included): New function.
1238 (Relobj::copy_symbols_data): New function.
1239 (Relobj::set_symbols_data): New function.
1240 (Relobj::get_relocs_data): New function.
1241 (Relobj::set_relocs_data): New function.
1242 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1243 (Relobj::gc_process_relocs): New function.
1244 (Relobj::do_gc_process_relocs): New pure virtual function.
1245 (Relobj::sd_): New data member.
1246 (Sized_relobj::is_output_section_offset_invalid): New function.
1247 (Sized_relobj::do_gc_process_relocs): New function.
1248 * options.h (General_options::gc_sections): Modify to not be a no-op.
1249 (General_options::print_gc_sections): New option.
1250 * plugin.cc (Plugin_finish::run): Remove function call to
1251 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1252 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1253 * reloc.cc (Read_relocs::run): Add task to process relocs and
1254 determine unreferenced sections when doing garbage collection.
1255 (Gc_process_relocs): New class.
1256 (Sized_relobj::do_gc_process_relocs): New function.
1257 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1258 sections that are garbage collected.
1259 * reloc.h (Gc_process_relocs): New class.
1260 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1261 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1262 symbols whose corresponding sections are garbage collected.
1263 (Symbol_table::Symbol_table): Add new parameter for the garbage
1264 collection object.
1265 (Symbol_table::gc_mark_undef_symbols): New function.
1266 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1267 (Symbol_table::gc_mark_dyn_syms): New function.
1268 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1269 as garbage.
1270 (Symbol_table::add_from_object): Likewise.
1271 (Symbol_table::add_from_relobj): When building shared objects, do not
1272 treat externally visible symbols as garbage.
1273 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1274 table information for static and relocatable links.
1275 * symtab.h (Symbol_table::set_gc): New function.
1276 (Symbol_table::gc): New function.
1277 (Symbol_table::gc_mark_undef_symbols): New function.
1278 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1279 (Symbol_table::gc_mark_dyn_syms): New function.
1280 (Symbol_table::gc_): New data member.
1281 * target.h (Sized_target::gc_process_relocs): New pure virtual
1282 function.
1283 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1284 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1285
3b293544
CF		 12862009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1287
1288 * options.h (General_options::gc_sections): Define as a no-op for now.
1289 (General_options::no_keep_memory): Ditto.
1290 (General_options::Bshareable): Define.
1291 * options.cc (General_options::finalize): Honor -Bshareable.
1292
83d22aa8
AS		 12932009-01-20 Andreas Schwab <schwab@suse.de>
1294
1295 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1296 read the value in the contents, since we don't use it. Use the
1297 template endianness when writing.
1298 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1299
cd536b21
AS		 13002009-01-19 Andreas Schwab <schwab@suse.de>
1301
1302 * configure.tgt (powerpc64-*): Fix targ_obj.
1303
99e9a495
ILT		 13042009-01-15 Ian Lance Taylor <iant@google.com>
1305
1306 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1307 local symbols when stripping all symbols.
1308
bbbfea06
CC		 13092009-01-14 Cary Coutant <ccoutant@google.com>
1310
99e9a495 1311 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 1312
0f7c0701
CC		 13132009-01-14 Cary Coutant <ccoutant@google.com>
1314
1315 * archive.cc (Archive::get_elf_object_for_member): Remove call
1316 to File_read::claim_for_plugin.
1317 * descriptors.cc (Descriptors::open): Remove reference to
1318 is_claimed.
1319 (Descriptors::claim_for_plugin): Remove.
1320 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1321 (Descriptors::is_claimed): Remove.
1322 (claim_descriptor_for_plugin): Remove.
1323 * fileread.cc (File_read::claim_for_plugin): Remove.
1324 * fileread.h (File_read::claim_for_plugin): Remove.
1325 (File_read::descriptor): Reopen descriptor if necessary.
1326 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1327 (Plugin_manager::all_symbols_read): Add task parameter. Change
1328 all callers.
1329 (Plugin_manager::get_input_file): New function.
1330 (Plugin_manager::release_input_file): New function.
1331 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1332 corresponding data member.
1333 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1334 and pass to base constructor. Change all callers.
1335 (get_input_file, release_input_file): New functions.
1336 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1337 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1338 (Plugin_manager::all_symbols_read): Add task parameter.
1339 (Plugin_manager::get_input_file): New function.
1340 (Plugin_manager::release_input_file): New function.
1341 (Plugin_manager::task_): New data member.
1342 (Pluginobj::Pluginobj): Add filesize parameter.
1343 (Pluginobj::filename): New function.
1344 (Pluginobj::descriptor): New function.
1345 (Pluginobj::filesize): New function.
1346 (Pluginobj::filesize_): New data member.
1347 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1348 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1349 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1350
1351 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1352 with archive libraries.
1353 * testsuite/Makefile.in: Regenerate.
1354 * testsuite/plugin_test.c (struct sym_info): New type.
1355 (get_input_file, release_input_file): New static variables.
1356 (onload): Capture new transfer vector entries.
1357 (claim_file_hook): Stop reading at end of file according to filesize.
1358 Factor out parsing of readelf output into separate function.
1359 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1360 APIs and get the source file name from the symbol table. Convert
1361 source file name to corresponding object file name. Print info
1362 message when adding new input files.
1363 (parse_readelf_line): New function.
1364 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1365 * testsuite/plugin_test_2.sh: Likewise.
1366 * testsuite/plugin_test_3.sh: Likewise.
1367 * testsuite/plugin_test_4.sh: New test case.
1368
62a6d109
ILT		 13692009-01-07 Ian Lance Taylor <iant@google.com>
1370
1371 * version.cc (version_string): Bump to 1.8.
1372
483620e8
CC		 13732008-12-23 Cary Coutant <ccoutant@google.com>
1374
1375 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1376 * plugin.cc (Plugin_manager::finish): Rename as
1377 layout_deferred_objects. Move cleanup to separate function.
1378 (Plugin_manager::cleanup): New function.
1379 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1380 separately.
1381 * plugin.h (Plugin_manager::finish): Rename as
1382 layout_deferred_objects.
1383 (Plugin_manager::cleanup): New function.
1384 (Plugin_manager::cleanup_done): New field.
1385
d66a9eb3
CC		 13862008-12-23 Cary Coutant <ccoutant@google.com>
1387
1388 * plugin.cc (is_visible_from_outside): New function.
1389 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1390 so we don't return "IR only" status for exported symbols or -r links.
1391
1392 * testsuite/Makefile.am (plugin_test_3): New test case.
1393 * testsuite/Makefile.in: Regenerate.
1394 * testsuite/plugin_test_3.sh: New file.
1395
5995b570
CC		 13962008-12-22 Cary Coutant <ccoutant@google.com>
1397
1398 * object.cc (Sized_relobj::layout_section): New function.
1399 (Sized_relobj::do_layout): Defer layout of input sections until after
1400 plugin has provided replacement files.
1401 (Sized_relobj::do_layout_deferred_sections): New function.
1402 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1403 (Relobj::layout_deferred_sections): New function.
1404 (Relobj::do_layout_deferred_sections): New function.
1405 (Sized_relobj::do_layout_deferred_sections): New function.
1406 (Sized_relobj::layout_section): New function.
1407 (Sized_relobj::Deferred_layout): New structure.
1408 (Sized_relobj::deferred_layout_): New field.
1409 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1410 Change all callers. Layout deferred sections.
1411 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1412 references.
1413 (Plugin_hook::run): Move code from do_plugin_hook inline.
1414 (Plugin_hook::do_plugin_hook): Remove.
1415 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1416 (Plugin_manager::finish): Renamed, was cleanup.
1417 (Plugin_manager::should_defer_layout): New function.
1418 (Plugin_manager::add_deferred_layout_object): New function.
1419 (Plugin_manager::Deferred_layout_list): New type.
1420 (Plugin_manager::deferred_layout_objects_): New field.
1421 (Plugin_hook::do_plugin_hook): Remove.
1422
ee769c88
ILT		 14232008-12-17 Ian Lance Taylor <iant@google.com>
1424
1425 * options.h (class General_options): Add --no case for
1426 --export-dynamic.
1427
abc8dcba
CC		 14282008-12-16 Cary Coutant <ccoutant@google.com>
1429
1430 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1431 vector.
1432 (Plugin_manager::claim_file): Create plugin object even if
1433 plugin did not call the add_symbols callback.
1434 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1435 asking for more symbols than were added.
1436 * testsuite/Makefile.am (plugin_test_1): Add test case with
1437 no global symbols.
1438 (empty.syms): New target.
1439 * testsuite/Makefile.in: Regenerate.
1440 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1441 message. Don't call add_symbols if no globals.
1442 (all_symbols_read_hook): Don't provide replacement for empty
1443 claimed file.
1444
b0074644
ILT		 14452008-12-12 Ian Lance Taylor <iant@google.com>
1446
68943102
ILT		 1447 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1448 r_type == 0 for a local symbol with r_sym == 0.
1449 (scan_relocatable_relocs): Pass r_sym to
1450 local_non_section_strategy.
1451 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1452 r_sym parameter.
1453
b0074644
ILT		 1454 * configure.ac: Update test for TLS descriptors: they are
1455 supported as of glibc 2.9.
1456 * configure: Rebuild.
1457
c2508178
ILT		 14582008-12-11 Ian Lance Taylor <iant@google.com>
1459
1460 PR 7091
1461 * target-reloc.h (Default_scan_relocatable_relocs): For each
1462 function, map r_type == 0 to RELOC_DISCARD.
1463
2756a258
CC		 14642008-12-10 Cary Coutant <ccoutant@google.com>
1465
1466 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1467 object to override a kept COMDAT group from a plugin object.
1468
bb6f53d3
ILT		 14692008-12-09 Ian Lance Taylor <iant@google.com>
1470
fbc558e1
ILT		 1471 PR 7088
1472 * yyscript.y (file_cmd): Handle INPUT.
1473
bb6f53d3
ILT		 1474 * testsuite/initpri1.c: Change all declarations to be full
1475 prototypes by adding void, to avoid compiler warnings.
1476
4674ecfc
CC		 14772008-12-05 Rafael Avila de Espindola <espindola@google.com>
1478
1479 * options.cc (General_options::parse_plugin_opt): New.
1480 (General_options::add_plugin): The argument now is just the filename.
1481 (General_options::add_plugin_option): New.
1482 * options.h (plugin_opt): New.
1483 (add_plugin): Change argument name.
1484 (add_plugin_option): New.
1485 * plugin.cc (Plugin::load): Don't parse the plugin option.
1486 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1487 (Plugin::add_option): New.
1488 (Plugin::args_): Change type.
1489 (Plugin::filename_): New.
1490 (Plugin_manager::add_plugin_option): New.
1491 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1492 * testsuite/Makefile.in: Regenerate.
1493
fd06b4aa
CC		 14942008-12-05 Cary Coutant <ccoutant@google.com>
1495
1496 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1497 Handle --strip-lto-sections option.
1498 * options.h (strip_lto_sections): New option.
1499
6c52134c
CC		 15002008-12-01 Cary Coutant <ccoutant@google.com>
1501
1502 * plugin.cc (ld_plugin_message): Change format parameter to const.
1503 Fix mismatch between new[] and delete.
1504
a45248e0
CC		 15052008-11-14 Cary Coutant <ccoutant@google.com>
1506
1507 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1508 instead of -1U.
1509
c82fbeee
CS		 15102008-11-05 Craig Silverstein <csilvers@google.com>
1511
1512 * options.cc (General_options::parse_dynamic_list): New function.
1513 * options.h (General_options): New flags dynamic_list,
1514 dynamic_list_data, dynamic_list_cpp_new, and
1515 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1516 (General_options::in_dynamic_list): New function.
1517 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1518 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1519 (Lex::can_continue_name): Likewise.
1520 (yylex): Likewise.
1521 (read_script_file): New parameter script_options.
1522 (read_dynamic_list): New function.
1523 (Script_options::define_dynamic_list): New function.
1524 (dynamic_list_keyword_parsecodes): New variable.
1525 (dynamic_list_keywords): New variable.
1526 * script.h (Script_options::define_dynamic_list): New function
1527 prototype.
1528 (read_dynamic_list): New function prototype.
1529 * symtab.cc (strprefix): New macro.
1530 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1531 dynamic_list_data, dynamic_list_cpp_new, and
1532 dynamic_list_cpp_typeinfo.
1533 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1534 (dynamic_list_expr): New rule.
1535 (dynamic_list_nodes): Likewise.
1536 (dynamic_list_node): Likewise.
1537 * testsuite/Makefile.am (dynamic_list): New test.
1538 * testsuite/Makefile.in: Regenerated.
1539 * testsuite/dynamic_list.t: New file.
1540 * testsuite/dynamic_list.sh: New file.
1541
e0bb29a5
CS		 15422008-11-05 Craig Silverstein <csilvers@google.com>
1543
1544 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1545 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1546 (t11_last): Likewise.
1547 * testsuite/ver_test_6.c (main): Likewise.
1548
4e1e25e0
CC		 15492008-10-07 Cary Coutant <ccoutant@google.com>
1550
1551 * options.c (General_options::finalize): Add check for -static and
1552 -shared.
1553 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1554 is not empty.
1555
92f03fcb
CC		 15562008-10-02 Cary Coutant <ccoutant@google.com>
1557
1558 * plugin.cc (make_sized_plugin_object): Fix conditional
1559 compilation to work when not all targets are enabled.
1560
fbd8a257
CC		 15612008-09-29 Cary Coutant <ccoutant@google.com>
1562
1563 * archive.cc (Archive::get_file_and_offset): Use filename instead
1564 of name to get library path.
1565 (Archive::include_member): Unlock external member of a thin archive.
1566
1567 * testsuite/Makefile.am (TEST_AR): New variable.
1568 (thin_archive_test_1): New test.
1569 (thin_archive_test_2): New test.
81636b3f
CC		 1570 * testsuite/Makefile.in: Regenerate.
1571 * testsuite/thin_archive_main.cc: New file.
1572 * testsuite/thin_archive_test_1.cc: New file.
1573 * testsuite/thin_archive_test_2.cc: New file.
1574 * testsuite/thin_archive_test_3.cc: New file.
1575 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1576
eff45813
CC		 15772008-09-29 Cary Coutant <ccoutant@google.com>
1578
1579 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1580 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1581 instead of -1U.
1582 (Sized_relobj::do_finalize_local_symbols): Likewise.
1583 (Sized_relobj::map_to_kept_section): Likewise.
1584 * object.h (Sized_relobj::invalid_address): New constant.
1585 (Sized_relobj::do_output_section_offset): Check for invalid_address
1586 and return -1ULL.
1587 * output.cc (Output_reloc::local_section_offset): Use constant
1588 invalid_address instead of -1U.
1589 (Output_reloc::get_address): Likewise.
1590 (Output_section::output_address): Change -1U to -1ULL.
1591 * output.h (Output_reloc::invalid_address): New constant.
1592 * reloc.cc (Sized_relobj::write_sections): Use constant
1593 invalid_address instead of -1U.
1594 (Sized_relobj::relocate_sections): Likewise.
1595 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1596 values for merge sections.
1597 * target-reloc.h (relocate_for_relocatable): Use constant
1598 invalid_address instead of -1U.
1599
89fc3421
CC		 16002008-09-19 Cary Coutant <ccoutant@google.com>
1601
1602 Add plugin functionality for link-time optimization (LTO).
1603 * configure.ac (plugins): Add --enable-plugins option.
1604 * configure: Regenerate.
1605 * config.in: Regenerate.
1606 * Makefile.am (LIBDL): New variable.
1607 (CCFILES): Add plugin.cc.
1608 (HFILES): Add plugin.h.
1609 (ldadd_var): Add LIBDL.
1610 * Makefile.in: Regenerate.
1611
1612 * archive.cc: Include "plugin.h".
1613 (Archive::setup): Don't preread archive symbols when using a plugin.
1614 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1615 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1616 files.
1617 (Archive::include_member): Add symbols from plugin objects.
1618 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1619 * descriptors.cc (Descriptors::open): Check for file descriptors
1620 abandoned by plugins.
1621 (Descriptors::claim_for_plugin): New function.
1622 * descriptors.h (Descriptors::claim_for_plugin): New function.
1623 (Open_descriptor::is_claimed): New field.
1624 (claim_descriptor_for_plugin): New function.
1625 * fileread.cc (File_read::claim_for_plugin): New function.
1626 * fileread.h (File_read::claim_for_plugin): New function.
1627 (File_read::descriptor): New function.
1628 * gold.cc: Include "plugin.h".
1629 (queue_initial_tasks): Add task to call plugin hooks for generating
1630 new object files.
1631 * main.cc: Include "plugin.h".
1632 (main): Load plugin libraries.
1633 * object.h (Pluginobj): Declare.
1634 (Object::pluginobj): New function.
1635 (Object::do_pluginobj): New function.
1636 (Object::set_target): New function.
1637 * options.cc: Include "plugin.h".
1638 (General_options::parse_plugin): New function.
1639 (General_options::General_options): Initialize plugins_ field.
1640 (General_options::add_plugin): New function.
1641 * options.h (Plugin_manager): Declare.
1642 (General_options): Add --plugin option.
1643 (General_options::has_plugins): New function.
1644 (General_options::plugins): New function.
1645 (General_options::add_plugin): New function.
1646 (General_options::plugins_): New field.
1647 * plugin.cc: New file.
1648 * plugin.h: New file.
1649 * readsyms.cc: Include "plugin.h".
1650 (Read_symbols::do_read_symbols): Check for archive before checking
1651 for ELF file. Call plugin hooks to claim files.
1652 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1653 from a real object file; force override when processing replacement
1654 files.
1655 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1656 (Symbol::init_base_object): Likewise.
1657 (Symbol::init_base_output_data): Likewise.
1658 (Symbol::init_base_output_segment): Likewise.
1659 (Symbol::init_base_constant): Likewise.
1660 (Symbol::init_base_undefined): Likewise.
1661 (Symbol::output_section): Assert that object is not a plugin.
1662 (Symbol_table::add_from_pluginobj): New function.
1663 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1664 undefined.
1665 (Symbol_table::sized_write_globals): Likewise.
1666 (Symbol_table::add_from_pluginobj): Instantiate template.
1667 * symtab.h (Sized_pluginobj): Declare.
1668 (Symbol::in_real_elf): New function.
1669 (Symbol::set_in_real_elf): New function.
1670 (Symbol::in_real_elf_): New field.
1671 (Symbol_table::add_from_pluginobj): New function.
1672
1673 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1674 (LIBDL): New variable.
1675 (LDADD): Add LIBDL.
1676 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1677 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1678 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1679 (MOSTLYCLEANFILES): Likewise.
1680 * testsuite/Makefile.in: Regenerate.
1681 * testsuite/plugin_test.c: New file.
1682 * testsuite/plugin_test_1.sh: New file.
1683 * testsuite/plugin_test_2.sh: New file.
1684
de31bda5
ILT		 16852008-09-16 Ian Lance Taylor <iant@google.com>
1686
9c2d0ef9
ILT		 1687 * target-reloc.h (relocate_section): Check whether a symbol is
1688 defined by the ABI before reporting an undefined symbol error.
1689 * target.h (Target::is_defined_by_abi): Make parameter const.
1690 (Target::do_is_defined_by_abi): Likewise.
1691 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1692 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1693 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1694 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1695 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1696 * testsuite/Makefile.in: Rebuild.
1697
de31bda5
ILT		 1698 * fileread.cc (make_view): Add casts to avoid warning.
1699
9fa33bee
AO		 17002008-09-16 Alexandre Oliva <aoliva@redhat.com>
1701
1702 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1703 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1704
183fd0e3
AO		 17052008-09-16 Alexandre Oliva <aoliva@redhat.com>
1706
1707 * options.h (General_options::output_is_executable): New.
1708 (General_options::output_is_pie): New.
1709 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1710 for shared libraries.
1711 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1712
7be8330a
CD		 17132008-09-11 Chris Demetriou <cgd@google.com>
1714
1715 * options.h (origin): New -z option.
1716 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1717 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1718 in DT_FLAGS_1.
1719
a9caad02
CC		 17202008-09-05 Cary Coutant <ccoutant@google.com>
1721
1722 * fileread.cc (File_read::make_view): Add check for attempt to map
1723 beyond end of file.
1724
ae6dce4d
CC		 17252008-09-05 Cary Coutant <ccoutant@google.com>
1726
1727 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1728 explicit instantiations.
1729
d7ab2a47
KVH		 17302008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1731
1732 PR gold/6858
1733 * options.cc (General_options::finalize): Allow undefined symbols
1734 in shlibs if linking -shared.
1735
1736 PR gold/6859
1737 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1738 symbols as not needing a dynsym entry.
1739
1e52a9c1
CS		 17402008-08-20 Craig Silverstein <csilvers@google.com>
1741
1742 * fileread.cc (File_read::open): Do not lock the file unless it
1743 was successfully opened.
1744
d85c80a3
CC		 17452008-08-14 Cary Coutant <ccoutant@google.com>
1746
1747 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1748 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1749 * testsuite/tls_test.cc (struct int128): 128-bit struct
1750 for testing TLS relocs with non-zero addend.
1751 (v12): New TLS variable.
1752 (t12): New test.
1753 (t_last): Add check for v12.
1754 * testsuite/tls_test.h (t12): New function.
1755 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1756
2d924fd9
ILT		 17572008-08-13 Ian Lance Taylor <iant@google.com>
1758
1759 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1760 set tls_segment_ or relro_segment_.
1761 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1762 when appropriate.
1763 * output.h (Output_section::clear_is_relro): New function.
1764 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1765 sections specially even when output_data_ is empty.
1766 (Output_segment::maximum_alignment): When first section is relro,
1767 only force alignment for PT_LOAD segments.
1768 * script.cc (script_data_segment_align): New function.
1769 (script_data_segment_relro_end): New function.
1770 * script-c.h (script_data_segment_align): Declare.
1771 (script_data_segment_relro_end): Declare.
1772 * script-sections.h (class Script_sections): Declare
1773 data_segment_align and data_segment_relro_end. Add fields
1774 segment_align_index_ and saw_relro_end_.
1775 * script-sections.cc (class Sections_element): Add set_is_relro
1776 virtual function. Add new bool* parameter to place_orphan_here.
1777 Add get_output_section virtual function.
1778 (class Output_section_definition): Add set_is_relro. Add new
1779 bool* parameter to place_orphan_here. Add get_output_section.
1780 Add is_relro_ field.
1781 (Output_section_definition::Output_section_definition): Initialize
1782 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1783 and is_relro_ fields.
1784 (Output_section_definition::place_orphan_here): Add is_relro
1785 parameter.
1786 (Output_section_definition::set_section_addresses): Set relro for
1787 output section.
1788 (Output_section_definition::alternate_constraint): Likewise.
1789 (class Orphan_output_section): Add new bool* parameter to
1790 place_orphan_here. Add get_output_section.
1791 (Orphan_output_section::place_orphan_here): Add is_relro
1792 parameter.
1793 (Script_sections::Script_sections): Initialize
1794 data_segment_align_index_ and saw_relro_end_.
1795 (Script_sections::data_segment_align): New function.
1796 (Script_sections::data_segment_relro_end): New function.
1797 (Script_sections::place_orphan): Set or clear is_relro.
1798 (Script_sections::set_section_addresses): Force alignment of first
1799 TLS section.
1800 * yyscript.y (exp): Call script_data_segment_align and
1801 script_data_segment_relro_end.
1802 * testsuite/relro_script_test.t: New file.
1803 * testsuite/relro_test.cc (using_script): Declare.
1804 (t1, t2): Test using_script.
1805 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1806 (relro_script_test_SOURCES): Define.
1807 (relro_script_test_DEPENDENCIES): Define.
1808 (relro_script_test_LDFLAGS): Define.
1809 (relro_script_test_LDADD): Define.
1810 (relro_script_test.so): New target.
1811 * testsuite/Makefile.in: Rebuild.
1812
f827c9a9
CC		 18132008-08-06 Cary Coutant <ccoutant@google.com>
1814
1815 * archive.cc (Archive::total_archives, Archive::total_members)
1816 (Archive::total_members_loaded): New variables.
1817 (Archive::setup): Add parameter. Add option to preread
1818 archive symbols.
1819 (Archive::read_armap): Add counter.
1820 (Archive::get_file_and_offset): New function.
1821 (Archive::get_elf_object_for_member): New function.
1822 (Archive::read_all_symbols): New function.
1823 (Archive::read_symbols): New function.
1824 (Archive::add_symbols): Add counters.
1825 (Archive::include_all_members): Use armap to find members if it's
1826 already built.
1827 (Archive::include_member): Skip reading symbols if already read.
1828 Factored code into Archive::get_file_and_offset and
1829 Archive::get_elf_object_for_member. Changed call to
1830 Mapfile::report_include_archive_member.
1831 (Archive::print_stats): New function.
1832 * archive.h: Declare Object and Read_symbols_data classes.
1833 (Archive::Archive): Add initializers for new members.
1834 (Archive::setup): Add parameter.
1835 (Archive::print_stats): New function.
1836 (Archive::total_archives, Archive::total_members)
1837 (Archive::total_members_loaded): New variables.
1838 (Archive::get_file_and_offset): New function.
1839 (Archive::get_elf_object_for_member): New function.
1840 (Archive::read_all_symbols): New function.
1841 (Archive::read_symbols): New function.
1842 (Archive::Archive_member): New class.
1843 (Archive::members_): New member.
1844 (Archive::num_members_): New member.
1845 * main.cc: Include archive.h.
1846 (main): Call Archive::print_stats.
1847 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1848 archive parameter; member_name is now the fully-decorated name.
1849 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1850 * options.h: (General_options): Add --preread-archive-symbols option.
1851 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1852 Archive::setup.
1853
de4c45bd
ILT		 18542008-08-04 Ian Lance Taylor <iant@google.com>
1855
1856 * symtab.h (Symbol::use_plt_offset): New function.
1857 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1858 * powerpc.cc (Relocate::relocate): Likewise.
1859 * sparc.cc (Relocate::relocate): Likewise.
1860 * x86_64.cc (Relocate::relocate): Likewise.
1861 * testsuite/weak_plt.sh: New test.
1862 * testsuite/weak_plt_main.cc: New test.
1863 * testsuite/weak_plt_shared.cc: New test.
1864 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1865 (check_PROGRAMS): Add weak_plt.
1866 (check_DATA): Add weak_plt_shared.so.
1867 (weak_plt_main_pic.o, weak_plt): New targets.
1868 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1869 * testsuite/Makefile.in: Rebuild.
1870
1871 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1872 gcctestdir/ld.
1873 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1874 * testsuite/Makefile.in: Rebuild.
1875
323ee3f4
AM		 18762008-08-04 Alan Modra <amodra@bigpond.net.au>
1877
1878 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1879 * Makefile.in: Regenerate.
1880 * po/POTFILES.in: Regenerate.
1881
7c07ecec
ILT		 18822008-07-29 Ian Lance Taylor <iant@google.com>
1883
1884 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1885 symbols before other symbols.
1886 * testsuite/script_test_2.cc (test_addr): Declare.
1887 (test_addr_alias): Declare.
1888 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1889 values.
7c07ecec
ILT		 1890 * testsuite/script_test_2.t: Define test_addr_alias and
1891 test_addr.
1892
5778530e
ILT		 18932008-07-24 Ian Lance Taylor <iant@google.com>
1894
2a00e4fb
ILT		 1895 PR 5990
1896 * descriptors.cc: New file.
1897 * descriptors.h: New file.
1898 * gold-threads.h (class Hold_optional_lock): New class.
1899 * fileread.cc: Include "descriptors.h".
1900 (File_read::~File_read): Release descriptor rather than closing
1901 it.
1902 (File_read::open) [file]: Call open_descriptor rather than open.
1903 Set is_descriptor_opened_.
1904 (File_read::open) [memory]: Assert that descriptor is not open.
1905 (File_read::reopen_descriptor): New function.
1906 (File_read::release): Release descriptor.
1907 (File_read::do_read): Make non-const. Reopen descriptor.
1908 (File_read::read): Make non-const.
1909 (File_read::make_view): Reopen descriptor.
1910 (File_read::do_readv): Likewise.
1911 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1912 Update declarations.
1913 * layout.cc: Include "descriptors.h".
1914 (Layout::create_build_id): Use open_descriptor rather than open.
1915 * output.cc: Include "descriptors.h".
1916 (Output_file::open): Use open_descriptor rather than open.
1917 * archive.cc (Archive::const_iterator): Change Archive to be
1918 non-const.
1919 (Archive::begin, Archive::end): Make non-const.
1920 (Archive::count_members): Likewise.
1921 * archive.h (class Archive): Update declarations.
1922 * object.h (Object::read): Make non-const.
1923 * Makefile.am (CCFILES): Add descriptors.cc.
1924 (HFILES): Add descriptors.h.
1925 * Makefile.in: Rebuild.
1926
801647d1
ILT		 1927 PR 6716
1928 * gold.h: Always include <clocale>. Add Solaris workarounds
1929 following code in binutils/sysdep.h.
1930
5edd166e
ILT		 1931 PR 6048
1932 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1933 this->eh_frame_hdr_ is NULL before using it.
1934
c89ad728
ILT		 1935 * dynobj.cc (Versions::Versions): Update comment.
1936
aa86f06b
ILT		 1937 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1938 the base version name.
1939
5778530e
ILT		 1940 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1941 array size plus one.
1942 (Stringpool_template::set_string_offsets): Subtract one from key
1943 before using it as an array index.
1944 (Stringpool_template::get_offset_with_length): Likewise.
1945 (Stringpool_template::write_to_buffer): Likewise.
1946 * stringpool.h (Stringpool_template::get_offset_from_key):
1947 Likewise.
1948
057ead22
ILT		 19492008-07-23 Ian Lance Taylor <iant@google.com>
1950
7f649c59
ILT		 1951 PR 6658
1952 * object.h (Merged_symbol_value::value): Do our best to handle a
1953 negative addend.
1954
057ead22
ILT		 1955 PR 6647
1956 * script.cc (Version_script_info::get_versions): Don't add empty
1957 version tag to return value.
1958 (Version_script_info::get_symbol_version_helper): Change return
1959 type to bool. Add pversion parameter. Change all callers.
1960 (script_register_vers_node): Don't require a non-NULL tag.
1961 * script.h (class Version_script_info): Update declarations.
1962 (Version_script_info::get_symbol_version): Change return type to
1963 bool. Add version parameter. Change all callers.
1964 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1965 handling. Handle an empty version from a version script.
1966 (Symbol_table::define_special_symbol): Likewise.
1967 * testsuite/ver_test_10.script: New file.
1968 * testsuite/ver_test_10.sh: New file.
1969 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1970 (check_DATA): Add ver_test_10.syms.
1971 (ver_test_10.syms, ver_test_10.so): New target.
1972 * testsuite/Makefile.in: Rebuild.
1973
58e54ac2
CD		 19742008-07-23 Simon Baldwin <simonb@google.com>
1975
1976 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1977 to zero for undefined symbols from dynamic libraries.
1978
95d14cd3
ILT		 19792008-07-23 Ian Lance Taylor <iant@google.com>
1980
1981 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1982 Change all callers.
1983 * symtab.h (class Symbol_table): Update declaration.
1984 * testsuite/ver_test_9.cc: New file.
1985 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1986 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1987 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1988 (ver_test_9.so, ver_test_9.o): New targets.
1989 * testsuite/Makefile.in: Rebuild.
1990
92de84a6
ILT		 19912008-07-22 Ian Lance Taylor <iant@google.com>
1992
34810851
ILT		 1993 * options.h (class General_options): Define --check-sections.
1994 * layout.cc (Layout::set_segment_offsets): Handle
1995 --check-sections.
1996
af6156ef
ILT		 1997 * options.h (class General_options): Define -n/--nmagic and
1998 -N/--omagic.
1999 * options.cc (General_options::finalize): For -n/--nmagic or
2000 -N/--omagic, set -static.
2001 * layout.cc (Layout::attach_allocated_section_to_segment): If
2002 -N/--omagic, don't put read-only and read-write sections in
2003 different segments.
2004 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2005 finding a read-only segment.
2006 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2007 don't set the minimum segment alignment to the common page size,
2008 and don't set the file offset to the address modulo the page size.
2009 * script-sections.cc (Script_sections::create_segments): If
2010 -n/--omagic, don't put read-only and read-write sections in
2011 different segments.
2012
92de84a6
ILT		 2013 * cref.cc: New file.
2014 * cref.h: New file.
2015 * options.h (class General_options): Add --print-symbol-counts.
2016 * main.cc (main): Issue defined symbol report if requested.
2017 * archive.cc (Archive::interpret_header): Make into a const member
2018 function.
2019 (Archive::add_symbols): Call Input_objects::archive_start and
2020 archive_stop.
2021 (Archive::const_iterator): Define new class.
2022 (Archive::begin, Archive::end): New functions.
2023 (Archive::include_all_members): Rewrite to use iterator.
2024 (Archive::count_members): New function.
2025 * archive.h (class Archive): Update declarations.
2026 (Archive::filename): New function.
2027 * object.cc: Include "cref.h".
2028 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2029 (Sized_relobj::do_get_global_symbol_counts): New function.
2030 (Input_objects::add_object): Add object to cross-referencer.
2031 (Input_objects::archive_start): New function.
2032 (Input_objects::archive_stop): New function.
2033 (Input_objects::print_symbol_counts): New function.
2034 * object.h: Declare Cref and Archive.
2035 (Object::get_global_symbol_counts): New function.
2036 (Object::do_get_global_symbol_counts): New pure virtual function.
2037 (class Sized_relobj): Add defined_count_ field. Update
2038 declarations.
2039 (class Input_objects): Add cref_ field. Update constructor.
2040 Update declarations.
2041 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2042 defined_count_.
2043 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2044 symbol counts.
2045 (Sized_dynobj::do_get_global_symbol_counts): New function.
2046 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2047 defined_count_. Update declarations. Define Symbols typedef.
2048 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2049 parameter. Change all callers.
2050 (Symbol_table::add_from_dynobj): Add sympointers and defined
2051 parameters. Change all callers.
2052 * symtab.h (class Symbol_table): Update declarations.
2053 * Makefile.am (CCFILES): Add cref.cc.
2054 (HFILES): Add cref.h.
2055 * Makefile.in: Rebuild.
2056
3f7c5e1d
CD		 20572008-07-22 Simon Baldwin <simonb@google.com>
2058
2059 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2060 to zero when writing undefined symbols.
2061
e0b64032
ILT		 20622008-07-22 Ian Lance Taylor <iant@google.com>
2063
2064 * output.cc (Output_section::add_input_section): Don't try to
2065 merge empty merge sections.
2066
096b02cf
CS		 20672008-07-21 Craig Silverstein <csilvers@google.com>
2068
2069 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2070 Include symbol version in error message.
cd536b21 2071
1d1f116d
CD		 20722008-07-20 Chris Demetriou <cgd@google.com>
2073
cd536b21 2074 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 2075 (RANDOM_SEED_CFLAGS): New substituted variable.
2076 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2077 * configure: Rebuild.
2078 * Makefile.in: Likewise.
2079 * testsuite/Makefile.in: Likewise.
2080
a18f591e
ILT		 20812008-07-18 Ian Lance Taylor <iant@google.com>
2082
2083 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2084 where we see NAME/NULL and NAME/VERSION as separate symbols.
2085 * testsuite/ver_test_main.cc (main): Call t4.
2086 (t4, t4_2a): Define.
2087 * testsuite/ver_test_2.cc (t4_2): Define.
2088 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2089 * testsuite/ver_test_4.cc (t4_2a): Define.
2090 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2091 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2092
c6e3f6ed
ILT		 20932008-07-17 Ian Lance Taylor <iant@google.com>
2094
2095 * dynobj.cc (Versions::add_def): If we give an error about a
2096 missing version, go ahead and create the version anyhow.
2097
ef9beddf
ILT		 20982008-07-10 Ian Lance Taylor <iant@google.com>
2099
2100 Handle output sections with more than 0x7fffffff bytes.
2101 * object.h (class Relobj): Change map_to_output_ to
2102 output_sections_, and just keep a section pointer. Change all
2103 uses. Move comdat group support to Sized_relobj.
2104 (Relobj::is_section_specially_mapped): Remove.
2105 (Relobj::output_section): Remove poff parameter. Change all
2106 callers.
2107 (Relobj::output_section_offset): New function.
2108 (Relobj::set_section_offset): Rewrite.
2109 (Relobj::map_to_output): Remove.
2110 (Relobj::output_sections): New function.
2111 (Relobj::do_output_section_offset): New pure virtual function.
2112 (Relobj::do_set_section_offset): Likewise.
2113 (class Sized_relobj): Add section_offsets_ field. Add comdat
2114 group support from Relobj. Update declarations.
2115 (Sized_relobj::get_output_section_offset): New function.
2116 (Sized_relobj::do_output_section_offset): New function.
2117 (Sized_relobj::do_set_section_offset): New function.
2118 * object.cc (Relobj::output_section_address): Remove.
2119 (Sized_relobj::Sized_relobj): Initialize new fields.
2120 (Sized_relobj::include_section_group): Cast find_kept_object to
2121 Sized_relobj.
2122 (Sized_relobj::include_linkonce_section): Likewise.
2123 (Sized_relobj::do_layout): Use separate arrays for output section
2124 and output offset.
2125 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2126 output_sections.
2127 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2128 output_sections and section_offsets.
2129 (Sized_relobj::write_local_symbols): Likewise.
2130 (map_to_kept_section): Compute output address directly.
2131 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2132 output_sections and section_offsets.
2133 (Sized_relobj::write_sections): Likewise.
2134 (Sized_relobj::relocate_sections): Likewise.
2135 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2136 * output.h (class Output_reloc): Update declarations. Change
2137 u2_.relobj to Sized_relobj*.
2138 (class Output_data_reloc): Change add functions to use
2139 Sized_relobj*.
2140 * output.cc (Output_reloc::Output_reloc): Change relobj to
2141 Sized_relobj*.
2142 (Output_reloc::local_section_offset): Change return type to
2143 Elf_Addr. Use get_output_section_offset.
2144 (Output_reloc::get_address): Likewise.
2145 (Output_section::is_input_address_mapped): Don't call
2146 is_section_specially_mapped.
2147 (Output_section::output_offset): Likewise.
2148 (Output_section::output_address): Likewise.
2149 (Output_section::starting_output_address): Likewise.
2150 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2151 parameter to Sized_relobj*.
2152 (Copy_relocs::need_copy_reloc): Likewise.
2153 (Copy_relocs::save): Likewise.
2154 * copy-relocs.h (class Copy_relocs): Update declarations.
2155 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2156 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2157 * target-reloc.h (relocate_for_relocatable): Change
2158 offset_in_output_section type to Elf_Addr. Change code that uses
2159 it as well.
2160 * layout.cc (Layout::layout): Always set *off.
2161 * mapfile.cc (Mapfile::print_input_section): Use
2162 output_section_offset.
2163 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2164 Sized_relobj*.
2165 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2166 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2167 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2168
5cb66f97
ILT		 21692008-07-03 Ian Lance Taylor <iant@google.com>
2170
2171 * layout.cc (Layout::include_section): Do not discard unrecognized
2172 SHT_STRTAB sections.
2173
afe47622
CS		 21742008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2175
2176 * script.cc (Lex::can_continue_name): Make '?' allowable in
2177 version-script names.
2178 * testsuite/version_script.map: Change glob pattern to use '?'
2179
5adf9721
ILT		 21802008-06-30 Manish Singh <yosh@gimp.org>
2181
2182 PR 6585
2183 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2184 Correct typo.
2185
e6fde208
ILT		 21862008-06-30 Ian Lance Taylor <iant@google.com>
2187
2188 PR 6660
2189 PR 6682
2190 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2191 versions]: Don't try to read the value in the contents, since we
2192 don't use it. Use the template endianness when writing.
2193
3f2e6a2d
CC		 21942008-06-25 Cary Coutant <ccoutant@google.com>
2195
2196 * fileread.cc (File_read::make_view): Assert on zero-length view.
2197 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2198 symbol table when there are no symbols to read.
2199
c43d3a48
CS		 22002008-06-23 Craig Silverstein <csilvers@google.com>
2201
2202 * version.cc (version_string): Bump to 1.7
2203
5f494ea0
CS		 22042008-06-18 Craig Silverstein <csilvers@google.com>
2205
2206 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2207 constant 0xFFFF to type Valtype.
2208 (Powerpc_relocate_functions::rel16_ha): Likewise.
2209
c42e122e
ILT		 22102008-06-17 Ian Lance Taylor <iant@google.com>
2211
f34787f8
ILT		 2212 * output.h (Output_section::Input_section): Initialize p2align_ to
2213 zero for Output_section_data constructors.
2214 (Output_section::Input_section::addralign): If not an input
2215 section, return the alignment of the Output_section_data.
2216 * testsuite/copy_test.cc: New file.
2217 * testsuite/copy_test_1.cc: New file.
2218 * testsuite/copy_test_2.cc: New file.
2219 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2220 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2221 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2222 (copy_test_1_pic.o, copy_test_1.so): New targets.
2223 (copy_test_2_pic.o, copy_test_2.so): New targets.
2224 * testsuite/Makefile.in: Rebuild.
2225
c42e122e
ILT		 2226 * script-sections.cc (Script_sections::place_orphan): Initialize
2227 local variable exact.
2228
ce3ac18a
DE		 22292008-06-13 David Edelsohn <edelsohn@gnu.org>
2230
2231 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2232
42cacb20
DE		 22332008-06-12 David Edelsohn <edelsohn@gnu.org>
2234 David S. Miller <davem@davemloft.net>
2235
2236 * powerpc.cc: New file.
2237 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2238 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2239 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2240 * Makefile.in: Rebuild.
2241
7b308235
ILT		 22422008-06-09 Ian Lance Taylor <iant@google.com>
2243
2244 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2245 <exception>.
2246 (throwing, orig_terminate): New static variables.
2247 (terminate_handler): New static function.
2248 (t2): Set terminate handler.
2249
f0b886e3
ILT		 22502008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2251
2252 PR 6584
cd536b21 2253 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 2254 alignment.
2255
3e90f135
CC		 22562008-05-30 Cary Coutant <ccoutant@google.com>
2257
2258 * archive.cc (Archive::include_all_members) Correct to step
2259 over symbol table and extended name table in thin archives.
2260
e09ad04a
ILT		 22612008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2262
2263 PR 6407
2264 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2265 calculation.
2266
62b01cb5
ILT		 22672008-05-28 Caleb Howe <cshowe@google.com>
2268
2269 * reduced_debug_output.cc: New file.
2270 * reduced_debug_output.h: New file.
92de84a6 2271 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 2272 * options.cc (General_options::finalize): Add strip_debug_non_line
2273 to the strip heirarchy.
2274 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2275 fields.
2276 * layout.cc: Include "reduced_debug_output.h".
2277 (Layout::Layout): Initialize new fields.
2278 (line_only_debug_sections): New static array.
2279 (is_lines_only_debug_sections): New static inline function.
2280 (Layout::include_section): Handle --strip-debug-non-line.
2281 (Layout::make_output_section): If --strip-debug-non-line, build
2282 new output sections for .debug_abbrev and .debug_info.
2283 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2284 gold. Warn about possible overflow.
2285 (read_signed_LEB_128): Likewise.
2286 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2287 (read_signed_LEB_128): Declare.
2288 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2289 (HFILES): Add reduced_debug_output.h.
2290 * Makefile.in: Rebuild.
2291
7d9e3d98
ILT		 22922008-05-21 Ian Lance Taylor <iant@google.com>
2293
2294 * mapfile.cc: New file.
2295 * mapfile.h: New file.
2296 * options.h (class General_options): Add -M/--print-map and -Map.
2297 * options.cc (General_options::finalize): Make -M equivalent to
2298 -Map -.
2299 * main.cc: Include <cstdio> and "mapfile.h".
2300 (main): Open mapfile if requested.
2301 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2302 constructor. Change caller.
2303 (queue_initial_tasks): Add mapfile parameter. Change caller.
2304 (queue_middle_tasks): Likewise.
2305 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2306 declarations.
2307 * archive.cc: Include "mapfile.h".
2308 (Archive::add_symbols): Add mapfile parameter. Change all
2309 callers. Pass mapfile, symbol, and reason to include_member.
2310 (Archive::include_all_members): Add mapfile parameter. Change all
2311 callers.
2312 (Archive::include_member): Add mapfile, sym, and why parameters.
2313 Change all callers. Report inclusion to map file.
2314 * archive.h: Include "fileread.h".
2315 (class Archive): Update declarations.
2316 (Archive::file): New const method.
2317 (class Add_archive_symbols): Add mapfile_ field. Update
2318 constructor. Change all callers.
2319 * readsyms.h (class Read_symbols): Likewise.
2320 (class Finish_group): Likewise.
2321 (class Read_script): Likewise.
2322 * common.cc: Include "mapfile.h".
2323 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2324 all callers.
2325 (Symbol_table::do_allocate_commons): Likewise.
2326 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2327 symbol allocation to mapfile.
2328 * common.h (class Allocate_commons_task): Add mapfile_ field.
2329 Update constructor. Change all callers.
2330 * symtab.h (class Symbol_table): Update declarations.
2331 * layout.cc: Include "mapfile.h".
2332 (Layout_task_runner::run): Print information to mapfile.
2333 (Layout::create_gold_note): Change Output_data_fixed_space to
2334 Output_data_zero_fill.
2335 (Layout::create_build_id): Likewise.
2336 (Layout::print_to_mapfile): New function.
2337 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2338 constructor. Change caller.
2339 (class Layout): Declare print_to_mapfile.
2340 * output.cc (Output_section::Input_section::print_to_mapfile): New
2341 function.
2342 (Output_section::add_input_section): If producing a map, always
2343 add to input_sections_ list.
2344 (Output_section::do_print_to_mapfile): New function.
2345 (Output_segment::print_sections_to_mapfile): New function.
2346 (Output_segment::print_section_list_to_mapfile): New function.
2347 * output.h: Include "mapfile.h".
2348 (Output_data::print_to_mapfile): New function.
2349 (Output_data::do_print_to_mapfile): New virtual function.
2350 (Output_segment_headers::do_print_to_mapfile): New function.
2351 (Output_file_header::do_print_to_mapfile): New function.
2352 (Output_data_const::do_print_to_mapfile): New function.
2353 (class Output_data_const_buffer): Add map_name_ field. Update
2354 constructor. Change all callers. Add do_print_to_mapfile
2355 function.
2356 (class Output_data_fixed_space): Likewise.
2357 (class Output_data_space): Likewise.
2358 (class Output_data_zero_fill): New class.
2359 (Output_data_strtab::do_print_to_mapfile): New function.
2360 (Output_data_reloc_base::do_print_to_mapfile): New function.
2361 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2362 (Output_data_group::do_print_to_mapfile): New function.
2363 (Output_data_got::do_print_to_mapfile): New function.
2364 (Output_data_dynamic::do_print_to_mapfile): New function.
2365 (Output_symtab_xindex::do_print_to_mapfile): New function.
2366 (class Output_section): Declare do_print_to_mapflie. Declare
2367 print_to_mapfile in Input_section.
2368 (class Output_segment): Declare new functions.
2369 * object.h (Sized_relobj::symbol_count): New function.
2370 * script-sections.cc
2371 (Output_section_element_dot_assignment::set_section_addresses):
2372 Change Output_data_fixed_space to Output_data_zero_fill.
2373 (Output_data_expression::do_print_to_mapfile): New function.
2374 * script.cc (read_input_script): Add mapfile parameter. Change
2375 all callers.
2376 * script.h (read_input_script): Update declaration.
2377 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2378 (Eh_frame::do_print_to_mapfile): New function.
2379 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2380 (Output_merge_string::do_print_to_mapfile): New function.
2381 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2382 function.
2383 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2384 function.
2385 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2386 function.
2387 * Makefile.am (CCFILES): Add mapfile.cc.
2388 (HFILES): Add mapfile.h.
2389 * Makefile.in: Rebuild.
2390
9f1d377b
ILT		 23912008-05-19 Ian Lance Taylor <iant@google.com>
2392
2393 * options.h (class General_options): Add -z relro.
2394 * layout.cc (Layout::Layout): Initialize relro_segment_.
2395 (Layout::add_output_section_data): Return the output section.
2396 (Layout::make_output_section): Rcognize relro sections and mark
2397 them appropriately.
2398 (Layout::attach_allocated_section_to_segment): Put relro sections
2399 in a PT_GNU_RELRO segment.
2400 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2401 section as relro.
2402 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2403 PT_TLS segments.
2404 (Layout::linkonce_mapping): Map d.rel.ro.local to
2405 .data.rel.ro.local.
2406 (Layout::output_section_name): Us .data.rel.ro.local for any
2407 section which begins with that.
2408 * layout.h (class Layout): Update add_output_section_data
2409 declaration. Add relro_segment_ field.
2410 * output.cc (Output_section::Output_section): Initialize is_relro_
2411 and is_relro_local_ fields.
2412 (Output_segment::add_output_section): Group relro sections.
2413 (Output_segment::is_first_section_relro): New function.
2414 (Output_segment::maximum_alignment): If there is a relro section,
2415 align the segment to the common page size.
2416 (Output_segment::set_section_addresses): Track whether we are
2417 looking at relro sections. If the last section is a relro
2418 section, align to the common page size.
2419 (Output_segment::set_section_list_addresses): Add in_relro
2420 parameter. Change all callers. Align to the page size when
2421 moving from relro to non-relro section.
2422 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2423 segment.
2424 * output.h (class Output_section): Add is_relro_ and
2425 is_relro_local_ fields.
2426 (Output_section::is_relro): New function.
2427 (Output_section::set_is_relro): New function.
2428 (Output_section::is_relro_local): New function.
2429 (Output_section::set_is_relro_local): New function.
2430 (class Output_segment): Update declarations.
2431 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2432 * sparc.cc (Target_sparc::got_section): Likewise.
2433 * x86_64.cc (Target_x86_64::got_section): Likewise.
2434 * testsuite/relro_test_main.cc: New file.
2435 * testsuite/relro_test.cc: New file.
2436 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2437 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2438 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2439 (relro_test.so, relro_test_pic.o): New targets.
2440 * testsuite/Makefile.in: Rebuild.
2441
a984ee1d
ILT		 24422008-05-16 Ian Lance Taylor <iant@google.com>
2443
01676dcd
ILT		 2444 * output.cc (Output_segment::add_output_section): Remove front
2445 parameter.
2446 * output.h (class Output_segment): Remove
2447 add_initial_output_section and overloaded add_output_section.
2448 Update declaration of remaining add_output_section.
2449 * layout.cc (Layout::create_interp): Call add_output_section
2450 rather than add_initial_output_section.
2451 (Layout::finish_dynamic_section): Likewise.
2452
497897f9
ILT		 2453 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2454 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2455 know the dynamic type.
2456 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2457 field. Initialize it in constructor.
2458 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2459 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2460 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2461 reloc.
2462
a984ee1d
ILT		 2463 * output.cc (Output_reloc::get_address): Change return type to
2464 Elf_Addr.
2465 * output.h (class Output_reloc): Update get_address declaration.
2466 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2467 for section addresses.
2468
55ba0940
ILT		 24692008-05-09 Ian Lance Taylor <iant@google.com>
2470
2471 PR 6493
2472 * gold.cc (gold_nomem): Use return value of write.
2473
75517b77
ILT		 24742008-05-08 Ian Lance Taylor <iant@google.com>
2475
2476 * symtab.c (Symbol::init_base_output_data): Add version
2477 parameter. Change all callers.
2478 (Symbol::init_base_output_segment): Likewise.
2479 (Symbol::init_base_constant): Likewise.
2480 (Symbol::init_base_undefined): Likewise.
2481 (Sized_symbol::init_output_data): Likewise.
2482 (Sized_symbol::init_output_segment): Likewise.
2483 (Sized_symbol::init_constant): Likewise.
2484 (Sized_symbol::init_undefined): Likewise.
2485 (Symbol_table::do_define_in_output_data): If the new symbol has a
2486 version, mark it as the default.
2487 (Symbol_table::do_define_in_output_segment): Likewise.
2488 (Symbol_table::do_define_as_constant): Likewise.
2489 * symtab.h (class Symbol): Update declarations.
2490 (class Sized_symbol): Likewise.
2491 * resolve.cc (Symbol::override_version): New function.
c42e122e 2492 (Symbol::override_base): Call override_version.
75517b77
ILT		 2493 (Symbol::override_base_with_special): Likewise.
2494 * testsuite/ver_script_8.script: New file.
2495 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2496 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2497 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2498 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2499
f1f70eae
ILT		 25002008-05-06 Ian Lance Taylor <iant@google.com>
2501
f3e9c5c5
ILT		 2502 PR 6049
2503 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2504 functions.
2505 (class General_options): Remove existing --undefined, and add
2506 --no-undefined instead. Add new --undefined as synonym for -u.
2507 * archive.cc (Archive::add_symbols): Check whether symbol was
2508 named with -u.
2509 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2510 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2511 all uses. Add IS_UNDEFINED. Update declarations to split
2512 different versions of init_base. Declare init_base_undefined.
2513 (Symbol::is_defined): Handle IS_UNDEFINED.
2514 (Symbol::is_undefined): Likewise.
2515 (Symbol::is_weak_undefined): Call is_undefined.
2516 (Symbol::is_absolute): Handle IS_CONSTANT.
2517 (class Sized_symbol): Update declarations to split different
2518 versions of init. Declare init_undefined.
2519 (class Symbol_table): Declare new functions.
2520 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2521 Change all callers.
2522 (Symbol::init_base_output_data): Likewise.
2523 (Symbol::init_base_output_segment): Likewise.
2524 (Symbol::init_base_constant): Likewise.
2525 (Symbol::init_base_undefined): New function.
2526 (Sized_symbol::init_object): Rename from init. Change all
2527 callers.
2528 (Sized_symbol::init_output_data): Likewise.
2529 (Sized_symbol::init_output_segment): Likewise.
2530 (Sized_symbol::init_constant): Likewise.
2531 (Sized_symbol::init_undefined): New function.
2532 (Symbol_table::add_undefined_symbols_from_command_line): New
2533 function.
2534 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2535 function.
2536 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2537 (Symbol::output_section): Likewise.
2538 (Symbol::set_output_section): Likewise.
2539 (Symbol_table::sized_finalize_symbol): Likewise.
2540 (Symbol_table::sized_write_globals): Likewise.
2541 * resolve.cc (Symbol_table::should_override): Likewise.
2542 (Symbol::override_base_with_special): Likewise.
2543
8bdcdf2c
ILT		 2544 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2545 symbol, change it to have default visibility.
2546 * testsuite/protected_1.cc: New file.
2547 * testsuite/protected_2.cc: New file.
2548 * testsuite/protected_3.cc: New file.
2549 * testsuite/protected_main_1.cc: New file.
2550 * testsuite/protected_main_2.cc: New file.
2551 * testsuite/protected_main_3.cc: New file.
2552 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2553 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2554 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2555 (protected_1.so): New target.
2556 (protected_1_pic.o, protected_2_pic.o): New targets.
2557 (protected_3_pic.o): New target.
2558 (check_PROGRAMS): Add protected_2.
2559 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2560 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2561 * testsuite/Makefile.in: Rebuild.
2562
2b706932
ILT		 2563 * options.h (DEFINE_var): Add set_user_set_##varname__.
2564 (DEFINE_bool_alias): New macro.
2565 (class General_options): Define -Bstatic using DEFINE_bool_alias
2566 rather than DEFINE_special. Add --undefined as an alias for -z
2567 defs.
2568 * options.cc (General_options::parse_Bstatic): Remove.
2569
d82a5bcc
ILT		 2570 * options.h (class General_options): Add --fatal-warnings.
2571 * main.cc (main): Implement --fatal-warnings.
2572 * errors.h (Errors::warning_count): New function.
2573
f1f70eae
ILT		 2574 * options.h (class General_options): Add -Bsymbolic-functions.
2575 * symtab.h (Symbol::is_preemptible): Check for
2576 -Bsymbolic-functions.
2577
8825ac63
ILT		 25782008-05-05 Ian Lance Taylor <iant@google.com>
2579
d98bc257
ILT		 2580 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2581 as noVARNAME rather than no-VARNAME.
2582 (class General_options): Add option -z combreloc.
2583 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2584 get_address.
2585 (Output_reloc::sort_before) [SHT_REL]: New function.
2586 (Output_reloc::sort_before) [SHT_RELA]: New function.
2587 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2588 Sort_relocs_comparison.
2589 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2590 parameter. Change all callers.
2591 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2592 sort_relocs parameter. Change all callers.
2593 * output.cc (Output_reloc::get_address): New function, broken out
2594 of write_rel.
2595 (Output_reloc::write_rel): Call it.
2596 (Output_reloc::compare): New function.
2597 (Output_data_reloc_base::do_write): Optionally sort relocs.
2598
60b2b4e7
ILT		 2599 * configure.ac: If targ_extra_obj is set, link it in.
2600 * configure.tgt: Initialize all variables.
2601 (x86_64*): Set targ_extra_obj and targ_extra_size.
2602 * configure: Rebuild.
2603
8825ac63
ILT		 2604 * object.cc (Sized_relobj::include_section_group): Adjust section
2605 indexes read from group data. Build vector to pass to
2606 layout_group.
2607 * layout.cc (Layout::layout_group): Add flags and shndxes
2608 parameters. Remove contents parameter. Change caller. Update
2609 explicit instantiations.
2610 * layout.h (class Layout): Update layout_group declaration.
2611 * output.cc (Output_data_group::Output_data_group): Add flags and
2612 input_shndxes parameters. Remove contents parameter. Change
2613 caller.
2614 (Output_data_group::do_write): Change input_sections_ to
2615 input_shndxes_.
2616 * output.h (class Output_data_group): Update constructor
2617 declaration. Rename input_sections_ to input_shndxes_.
2618 * testsuite/many_sections_test.cc: Add template.
2619
e94cf127
CC		 26202008-04-30 Cary Coutant <ccoutant@google.com>
2621
4418b2d5
CC		 2622 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2623
e94cf127
CC		 2624 * layout.cc (Layout::include_section): Refactored check for debug
2625 info section.
2626 (Layout::add_comdat): Add new parameters. Change type
2627 of signature parameter. Add object and shndx to signatures table.
2628 (Layout::find_kept_object): New function.
2629 * layout.h: Include <cstring>.
2630 (Layout::is_debug_info_section): New function.
2631 (Layout::add_comdat): Add new parameters.
2632 (Layout::find_kept_object): New function.
2633 (Layout::Kept_section): New struct.
2634 (Layout::Signatures): Change type of map range.
2635 * object.cc (Relobj::output_section_address): New function.
2636 (Sized_relobj::include_section_group): Add new parameters. Change
2637 calls to Layout::add_comdat. Change to build table of kept comdat
2638 groups and table mapping discarded sections to kept sections.
2639 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2640 (Sized_relobj::do_layout): Change calls to include_section_group and
2641 include_linkonce_section.
2642 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2643 value to zero when section is discarded.
2644 (Sized_relobj::map_to_kept_section): New function.
2645 * object.h (Relobj::output_section_address): New function.
2646 (Relobj::Comdat_group): New type.
2647 (Relobj::find_comdat_group): New function.
2648 (Relobj::Comdat_group_table): New type.
2649 (Relobj::Kept_comdat_section): New type.
2650 (Relobj::Kept_comdat_section_table): New type.
2651 (Relobj::add_comdat_group): New function.
2652 (Relobj::set_kept_comdat_section): New function.
2653 (Relobj::get_kept_comdat_section): New function.
2654 (Relobj::comdat_groups_): New field.
2655 (Relobj::kept_comdat_sections_): New field.
2656 (Symbol_value::input_value): Update comment.
2657 (Sized_relobj::map_to_kept_section) New function.
2658 (Sized_relobj::include_linkonce_section): Add new parameter.
2659 * target-reloc.h (Comdat_behavior): New type.
2660 (get_comdat_behavior): New function.
2661 (relocate_section): Add code to map a discarded section to the
2662 corresponding kept section when applying a relocation.
2663
e4e5049b
CS		 26642008-04-30 Craig Silverstein <csilvers@google.com>
2665
2666 * dwarf_reader.cc (next_generation_count): New static var.
2667 (Addr2line_cache_entry): New struct.
2668 (addr2line_cache): New static var.
2669 (Dwarf_line_info::one_addr2line): Added caching.
2670 (Dwarf_line_info::clear_addr2line_cache): New function.
2671 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2672 cache-size parameter.
2673 (Dwarf_line_info::one_addr2line_cache): New function.
2674 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2675 new cache-size argument to one_addr2line(), and clear cache.
2676
d09e9154
CC		 26772008-04-28 Cary Coutant <ccoutant@google.com>
2678
2679 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2680 R_386_PC8 relocations.
2681
7ef73768
ILT		 26822008-04-23 Ian Lance Taylor <iant@google.com>
2683
55438702
ILT		 2684 * object.cc (Sized_relobj::include_section_group): Check for
2685 invalid section group.
2686
c165fb93
ILT		 2687 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2688 header size.
2689
7ef73768
ILT		 2690 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2691 than read for file header.
2692 * archive.cc (Archive::include_member): Likewise.
2693
6194aaab
L		 26942008-04-23 Paolo Bonzini <bonzini@gnu.org>
2695
2696 * aclocal.m4: Regenerate.
2697 * configure: Regenerate.
2698
d491d34e
ILT		 26992008-04-19 Ian Lance Taylor <iant@google.com>
2700
5ea2bac6
ILT		 2701 * version.cc (version_string): Bump to 1.6.
2702
7bc3e21a
ILT		 2703 * testsuite/Makefile.am (many_sections_r_test): New target.
2704 (many_sections_r_test_SOURCES): Remove.
2705 (many_sections_r_test_DEPENDENCIES): Remove.
2706 (many_sections_r_test_LDFLAGS): Remove.
2707 (many_sections_r_test_LDADD): Remove.
2708
7fcd3aa9
ILT		 2709 * object.cc (Sized_relobj::do_add_symbols): Always pass
2710 local_symbol_count_ to add_from_relobj.
2711
4c94d6ae
ILT		 2712 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2713 every thousand variables.
2714 * testsuite/Makefile.in: Rebuild.
2715
d491d34e
ILT		 2716 * object.cc (Xindex::initialize_symtab_xindex): New function.
2717 (Xindex::read_symtab_xindex): New function.
2718 (Xindex::sym_xindex_to_shndx): New function.
2719 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2720 available.
2721 (Sized_relobj::do_initialize_xindex): New function.
2722 (Sized_relobj::do_read_symbols): Adjust section links.
2723 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2724 parameter. Change all callers.
2725 (Sized_relobj::include_section_group): Adjust section links and
2726 symbol section indexes.
2727 (Sized_relobj::do_layout): Adjust section links.
2728 (Sized_relobj::do_count_local_symbols): Adjust section links and
2729 symbol section indexes.
2730 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2731 ordinary and special symbols.
2732 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2733 dynsym_xindex parameters. Change all callers. Adjust section
2734 links. Use SHN_XINDEX when needed.
2735 (Sized_relobj::get_symbol_location_info): Adjust section links.
2736 Don't get fooled by special symbols.
2737 * object.h (class Xindex): Define.
2738 (class Object): Add xindex_ parameter. Declare virtual functoin
2739 do_initialize_xindex.
2740 (Object::adjust_sym_shndx): New function.
2741 (Object::set_xindex): New protected function.
2742 (class Symbol_value): Add is_ordinary_shndx_ field.
2743 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2744 (Symbol_value::value): Assert ordinary section.
2745 (Symbol_value::initialize_input_to_output_map): Likewise.
2746 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2747 Change all callers.
2748 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2749 all callers.
2750 (class Sized_relobj): Update declarations.
2751 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2752 parameter. Change all callers.
2753 (Sized_relobj::adjust_shndx): New function.
2754 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2755 field.
2756 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2757 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2758 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2759 (Sized_dynobj::read_dynsym_section): Adjust section links.
2760 (Sized_dynobj::read_dynamic): Likewise.
2761 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2762 section links.
2763 (Sized_dynobj::do_initialize_xindex): New function.
2764 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2765 do_initialize_xindex.
2766 (Sized_dynobj::adjust_shndx): New function.
2767 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2768 dynsym_xindex_ fields.
2769 (Layout::finalize): Add a call to set_section_indexes before
2770 creating the symtab sections.
2771 (Layout::set_section_indexes): Don't do anything if the section
2772 already has a section index.
2773 (Layout::create_symtab_sections): Add shnum parameter. Change
2774 caller. Create .symtab_shndx section if needed.
2775 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2776 caller.
2777 (Layout::allocated_output_section_count): New function.
2778 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2779 needed.
2780 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2781 fields. Update declarations.
2782 (Layout::symtab_xindex): New function.
2783 (Layout::dynsym_xindex): New function.
2784 (class Write_symbols_task): Add layout_ field.
2785 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2786 Change caller.
2787 * output.cc (Output_section_headers::Output_section_headers): Add
2788 shstrtab_section parameter. Change all callers.
2789 (Output_section_headers::do_sized_write): Store overflow values
2790 for section count and section string table section index in
2791 section header zero.
2792 (Output_file_header::do_sized_write): Check for overflow of
2793 section count and section string table section index.
2794 (Output_symtab_xindex::do_write): New function.
2795 (Output_symtab_xindex::endian_do_write): New function.
2796 * output.h (class Output_section_headers): Add shstrtab_section_.
2797 Update declarations.
2798 (class Output_symtab_xindex): Define.
2799 (Output_section::has_out_shndx): New function.
2800 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2801 field.
2802 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2803 Change all callers.
2804 (Sized_symbol::init): Likewise.
2805 (Symbol::output_section): Check for ordinary symbol.
2806 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2807 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2808 callers.
2809 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2810 Change all callers. Simplify handling of symbols from sections
2811 not included in the link.
2812 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2813 distinction.
2814 (Weak_alias_sorter::operator()): Assert that symbols are
2815 ordinary.
2816 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2817 distinction.
2818 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2819 parameters. Change all callers.
2820 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2821 symbol distinction. Use SHN_XINDEX when needed.
2822 (Symbol_table::write_section_symbol): Add symtab_xindex
2823 parameter. Change all callers.
2824 (Symbol_table::sized_write_section_symbol): Likewise. Use
2825 SHN_XINDEX when needed.
2826 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2827 declarations.
2828 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2829 (Symbol::is_defined): Check is_ordinary.
2830 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2831 (Symbol::is_absolute, Symbol::is_common): Likewise.
2832 (class Sized_symbol): Update declarations.
2833 (class Symbol_table): Update declarations.
2834 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2835 parameters. Change all callers.
2836 (Sized_symbol::override): Likewise.
2837 (Symbol_table::override): Likewise.
2838 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2839 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2840 is_ordinary, and orig_st_shndx parameters. Change all callers.
2841 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2842 to be in an ordinary section.
2843 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2844 object and is_ordinary parameters. Change all callers.
2845 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2846 Change all callers. Don't add undefined or non-ordinary symbols
2847 to reloc_map_.
2848 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2849 Change all callers.
2850 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2851 declarations.
2852 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2853 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2854 (Sized_relobj::relocate_sections): Likewise.
2855 * target-reloc.h (scan_relocs): Adjust section symbol index.
2856 (scan_relocatable_relocs): Likewise.
2857 * i386.cc (Scan::local): Check for ordinary symbols.
2858 * sparc.cc (Scan::local): Likewise.
2859 * x86_64.cc (Scan::local): Likewise.
2860 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2861 to symbol_section_and_value.
2862 * testsuite/many_sections_test.cc: New file.
2863 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2864 (check_PROGRAMS): Add many_sections_test.
2865 (many_sections_test_SOURCES): Define.
2866 (many_sections_test_DEPENDENCIES): Define.
2867 (many_sections_test_LDFLAGS): Define.
2868 (BUILT_SOURCES): Add many_sections_define.h.
2869 (many_sections_define.h): New target.
2870 (BUILT_SOURCES): Add many_sections_check.h.
2871 (many_sections_check.h): New target.
2872 (check_PROGRAMS): Add many_sections_r_test.
2873 (many_sections_r_test_SOURCES): Define.
2874 (many_sections_r_test_DEPENDENCIES): Define.
2875 (many_sections_r_test_LDFLAGS): Define.
2876 (many_sections_r_test_LDADD): Define.
2877 (many_sections_r_test.o): New target.
2878 * testsuite/Makefile.in: Rebuild.
2879
c5818ff1
CC		 28802008-04-17 Cary Coutant <ccoutant@google.com>
2881
2882 * errors.cc (Errors::info): New function.
2883 (gold_info): New function.
2884 * errors.h (Errors::info): New function.
2885 * gold.h (gold_info): New function.
2886 * object.cc (Input_objects::add_object): Print trace output.
2887 * options.cc (options::parse_set): New function.
2888 (General_options::parse_wrap): Deleted.
2889 (General_options::General_options): Deleted initializer.
2890 * options.h (options::String_set): New typedef.
2891 (options::parse_set): New function.
2892 (DEFINE_set): New macro.
2893 (General_options::wrap): Changed to use DEFINE_set. Changed
2894 callers of any_wrap_symbols and is_wrap_symbol.
2895 (General_options::trace, General_options::trace_symbol):
2896 New options.
2897 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2898 (General_options::wrap_symbols_): Deleted.
2899 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2900
b5be4a7c
DM		 29012008-04-17 David S. Miller <davem@davemloft.net>
2902
2903 * options.cc (General_options::parse_V): New function.
2904 * options.h: Add entries for -V and -Qy.
2905
155a0dd7
ILT		 29062008-04-17 Ian Lance Taylor <iant@google.com>
2907
2908 * common.cc (Symbol_table::allocate_commons): Remove options
2909 parameter. Change caller.
2910 (Symbol_table::do_allocate_commons): Remove options parameter.
2911 Change caller. Just call do_allocate_commons_list twice.
2912 (Symbol_table::do_allocate_commons_list): New function, broken out
2913 of do_allocate_commons.
2914 * common.h (class Allocate_commons_task): Remove options_ field.
2915 Update constructor.
2916 * symtab.cc (Symbol_table::Symbol_table): Initialize
2917 tls_commons_.
2918 (Symbol_table::add_from_object): Put TLS common symbols on
2919 tls_commons_ list.
2920 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2921 which are IN_OUTPUT_DATA.
2922 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2923 allocate_commons and do_allocate_commons declarations. Declare
2924 do_allocate_commons_list.
2925 * gold.cc (queue_middle_tasks): Update creation of
2926 Allocate_commons_task to not pass options.
2927 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2928 (TLS_TEST_C_FLAGS): New variable.
2929 (tls_test_c_pic.o): New target.
2930 (tls_test_shared.so): Link in tls_test_c_pic.o.
2931 (tls_test_c_pic_ie.o): New target.
2932 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2933 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2934 (tls_test_c.o): New target.
2935 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2936 (tls_pic_test_LDADD): Likewise.
2937 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2938 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2939 (tls_test_c_gnu2.o): New target.
2940 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2941 tls_test_c_gnu2.o.
2942 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2943 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2944 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2945 * testsuite/tls_test.cc: Include "config.h".
2946 (t_last): Call t11_last.
2947 * testsuite/tls_test.h (t11, t11_last): Declare.
2948 * testsuite/tls_test_c.c: New file.
2949 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2950 * configure.ac: Check for OpenMP support.
2951 * configure, config.in, Makefile.in: Rebuild.
2952 * testsuite/Makefile.in: Rebuild.
2953
edfbb029
CC		 29542008-04-16 Cary Coutant <ccoutant@google.com>
2955
2956 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2957 (Target_i386::tls_base_symbol_defined_): New field.
2958 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2959 (Target_i386::Scan::global): Likewise.
2960 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2961 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2962 (Target_x86_64::tls_base_symbol_defined_): New field.
2963 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2964 (Target_x86_64::Scan::global): Likewise.
2965
f3c69fca
CC		 29662008-04-16 Cary Coutant <ccoutant@google.com>
2967
2968 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2969 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2970 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2971 building shared libraries.
2972 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2973 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2974 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2975 * testsuite/Makefile.in: Rebuild.
2976 * testsuite/weak_undef.h: New file.
2977 * testsuite/weak_undef_file1.cc: Add extra test cases.
2978 * testsuite/weak_undef_file2.cc: Likewise.
2979 * testsuite/weak_undef_test.cc: Likewise.
2980
7c414435
DM		 29812008-04-16 David S. Miller <davem@davemloft.net>
2982
32b769e1
DM		 2983 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2984 Add issued_non_pic_error_ field. Declare check_non_pic.
2985 (Target_sparc::Scan::check_non_pic): New function.
2986 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2987 (Target_sparc::Scan::global): Likewise.
2988
11936fb1
DM		 2989 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2990 * configure: Rebuild.
2991
7c414435
DM		 2992 * options.h (DEFINE_enable): New macro.
2993 (new_dtags): New enable option.
2994 (initfirst, interpose, loadfltr, nodefaultlib,
2995 nodelete, nodlopen, nodump): New -z options.
2996 * layout.cc (Layout:finish_dynamic_section): If new
2997 dtags enabled, emit DT_RUNPATH. Also, emit a
2998 DT_FLAGS_1 containing any specified -z flags.
2999
85c7bf8b
ILT		 30002008-04-16 Ian Lance Taylor <iant@google.com>
3001
12c0daef
ILT		 3002 * copy-relocs.cc: New file.
3003 * copy-relocs.h: New file.
3004 * reloc.cc: Remove Copy_relocs code.
3005 * reloc.h: Likewise.
3006 * reloc-types.h (struct Reloc_types) [both versions]: Add
3007 get_reloc_addend_noerror.
3008 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3009 variants of add_global which take an addend which must be zero.
3010 * i386.cc: Include "copy-relocs.h".
3011 (class Target_i386): Change type of copy_relocs_ to variable,
3012 update initializer.
3013 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3014 Change all callers.
3015 (Target_i386::do_finalize_sections): Change handling of
3016 copy_relocs_.
3017 * sparc.cc: Include "copy-relocs.h".
3018 (class Target_sparc): Change type of copy_relocs_ to variable,
3019 update initializer.
3020 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3021 Change all callers.
3022 (Target_sparc::do_finalize_sections): Change handling of
3023 copy_relocs_.
3024 * x86_64.cc: Include "copy-relocs.h".
3025 (class Target_x86_64): Change type of copy_relocs_ to variable,
3026 update initializer.
3027 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3028 class. Change all callers.
3029 (Target_x86_64::do_finalize_sections): Change handling of
3030 copy_relocs_.
3031 * Makefile.am (CCFILES): Add copy-relocs.cc.
3032 (HFILES): Add copy-relocs.h.
3033
4f4995b6
ILT		 3034 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3035
85c7bf8b
ILT		 3036 * testsuite/script_test_4.sh: Permit leading zeroes.
3037
4f2a9edd
ILT		 30382008-04-15 Ian Lance Taylor <iant@google.com>
3039
e6188289
ILT		 3040 * script-sections.cc (Script_sections::create_segments): Use
3041 header_size_adjustment even when there is enough room for the
3042 headers.
3043 * testsuite/script_test_4.sh: New file.
3044 * testsuite/script_test_4.t: New file.
3045 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3046 (check_DATA): Add script_test_4.stdout.
3047 (MOSTLYCLEANFILES): Likewise.
3048 (script_test_4): New target.
3049 (script_test_4.stdout): New target.
3050 * testsuite/Makefile.in: Rebuild.
3051
4f2a9edd
ILT		 3052 * sparc.cc: Add definitions for Output_data_plt_sparc class
3053 constants.
3054
f5314dd5
DM		 30552008-04-14 David S. Miller <davem@davemloft.net>
3056
3057 * sparc.cc: New file.
3058 * Makefile.am (TARGETSOURCES): Add sparc.cc
3059 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3060 * configure.tgt: Document targ_extra_size and
3061 targ_extra_big_endian. Add entries for sparc-* and
3062 sparc64-*.
3063 * configure.ac: Handle targ_extra_size and
3064 targ_extra_big_endian.
3065 * Makefile.in: Rebuild.
3066 * configure: Likewise.
3067 * po/POTFILES.in: Likewise.
3068 * po/gold.pot: Likewise.
3069
154e0e9a
ILT		 30702008-04-14 Ian Lance Taylor <iant@google.com>
3071
3072 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3073 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3074 in the name/type/flags to section mapping. Don't call
3075 allocate_output_section.
3076 (Layout::choose_output_section): Change parameter from adjust_name
3077 to is_input_section. Don't permit input sections after sections
3078 are attached to segments. Don't call allocate_output_section.
3079 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3080 not write_enable_output_section.
3081 (Layout::make_output_section): Don't push to
3082 unattached_section_list_ nor call attach_to_segment. Call
3083 attach_section_to_segment if sections are attached.
3084 (Layout::attach_sections_to_segments): New function.
3085 (Layout::attach_section_to_segment): New function.
3086 (Layout::attach_allocated_section_to_segment): Rename from
3087 attach_to_segment. Remove flags parameter.
3088 (Layout::allocate_output_section): Remove function.
3089 (Layout::write_enable_output_section): Remove function.
3090 * layout.h (class Layout): Update for above changes. Add new
3091 field sections_are_attached_.
3092 * output.h (Output_section::update_flags_for_input_section): New
3093 function.
3094 * output.cc (Output_section::add_input_section): Call
3095 update_flags_for_input_section.
3096 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3097
009a67a2
CC		 30982008-04-11 Cary Coutant <ccoutant@google.com>
3099
3100 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3101 thought unnecessary.
3102 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3103
759b1a24
ILT		 31042008-04-11 Ian Lance Taylor <iant@google.com>
3105
3106 * output.h (class Output_section_data): Remove inline definition
3107 of set_addralign.
3108 * output.cc (Output_section_data::set_addralign): New function.
3109
c2b45e22
CC		 31102008-04-11 Cary Coutant <ccoutant@google.com>
3111
3112 Add support for TLS descriptors for i386 and x86_64.
3113 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3114 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3115 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3116 GOT_TYPE_TLS_DESC.
3117 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3118 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3119 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3120 relocations.
3121 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3122 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3123 Fix problem with initial-exec relocations.
3124 (Target_i386::Relocate::relocate_tls): Likewise.
3125 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3126 relaxation.
3127 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3128 support for section-plus-offset dynamic table entries.
3129 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3130 (Output_data_dynamic::Dynamic_entry): Add support for
3131 section-plus-offset dynamic table entries.
3132 (Output_data_dynamic::Classification): Likewise.
3133 (Output_data_dynamic::classification_): Renamed offset_.
3134 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3135 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3136 (Target_x86_64::make_plt_section): New function.
3137 (Target_x86_64::reserve_tlsdesc_entries): New function.
3138 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3139 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3140 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3141 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3142 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3143 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3144 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3145 add extra PLT entry for TLS descriptors.
3146 (Output_data_plt_x86_64::got_): New field.
3147 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3148 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3149 fields.
3150 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3151 descriptors.
3152 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3153 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3154 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3155 R_386_TLS_DESC_CALL relocations.
3156 (Target_x86_64::Scan::global): Likewise.
3157 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3158 for TLS descriptors.
3159 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3160 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3161 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3162 GD-to-IE relaxation.
3163 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3164 and TLS_DESCRIPTORS.
3165 * Makefile.in: Rebuild.
3166 * configure: Rebuild.
3167 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3168 (tls_test_shared2.so): New target.
3169 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3170 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3171 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3172 (tls_shared_gd_to_ie_test_LDADD): New variable.
3173 (tls_shared_gnu2_gd_to_ie_test): New target.
3174 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3175 New targets.
3176 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3177 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3178 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3179 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3180 (tls_shared_gnu2_test): New target.
3181 (tls_test_gnu2_shared.so): New target.
3182 (tls_shared_gnu2_test_SOURCES): New variable.
3183 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3184 (tls_shared_gnu2_test_LDFLAGS): New variable.
3185 (tls_shared_gnu2_test_LDADD): New variable.
3186 * testsuite/Makefile.in: Rebuild.
3187 * testsuite/Makefile.
3188
83bfb6b7
ILT		 31892008-04-11 Ian Lance Taylor <iant@google.com>
3190
3191 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3192 justsyms.t.
3193 * testsuite/Makefile.in: Rebuild.
3194
3195 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3196 long.
3197 * testsuite/script_test_2.cc (main): Adjust test.
3198
706e1f5e
ILT		 31992008-04-11 David S. Miller <davem@davemloft.net>
3200 Ian Lance Taylor <iant@google.com>
3201
3202 * options.h (General_options): Add entries for '-Y' and
3203 '-relax'.
3204 * options.cc (General_options:finalize): If -Y was used, add those
3205 entries to the library path instead of the default "/lib" and
3206 "/usr/lib".
3207
7c98e6bb
DM		 32082008-04-11 David S. Miller <davem@davemloft.net>
3209
3210 * testsuite/justsyms.t: Start at 0x100.
3211 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 3212 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3213 long.
3214 * testsuite/script_test_2.cc: Adjust string and section length
3215 checks.
7c98e6bb 3216
99a37bfd
ILT		 32172008-04-09 Ian Lance Taylor <iant@google.com>
3218
2cefc357
ILT		 3219 PR gold/5996
3220 * script-sections.cc (Sections_element::allocate_to_segment): Add
3221 orphan parameter.
3222 (Output_section_definition::allocate_to_segment): Likewise.
3223 (Orphan_output_section::allocate_to_segment): Likewise.
3224 (Script_sections::attach_sections_using_phdrs_clause): Don't
3225 propagate non-PT_LOAD segments to orphan sections.
3226 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3227 readelf rather than objdump.
3228 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3229 .interp section and PT_INTERP segment are the same size.
3230 * testsuite/Makefile.in: Rebuild.
3231
99a37bfd
ILT		 3232 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3233 aliases for symbols defined in the same object.
3234 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3235 (weak_alias_test_SOURCES): New variable.
3236 (weak_alias_test_DEPENDENCIES): New variable.
3237 (weak_alias_test_LDFLAGS): New variable.
3238 (weak_alias_test_LDADD): New variable.
3239 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3240 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3241 (weak_alias_test_3.o): New target.
3242 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3243 * testsuite/weak_alias_test_main.cc: New file.
3244 * testsuite/weak_alias_test_1.cc: New file.
3245 * testsuite/weak_alias_test_2.cc: New file.
3246 * testsuite/weak_alias_test_3.cc: New file.
3247
780e49c5
ILT		 32482008-04-08 Ian Lance Taylor <iant@google.com>
3249
cdb0b8f5
ILT		 3250 * options.h (class General_options): Add --noinhibit-exec option.
3251 * main.cc (main): Check --noinhibit-exec.
3252
0864d551
ILT		 3253 * options.h (class General_options): Define --wrap as a special
3254 option. Add wrap_symbols_ field.
3255 (General_options::any_wrap_symbols): New function.
3256 (General_options::is_wrap_symbol): New function.
3257 * options.cc (General_options::parse_wrap): New function.
3258 (General_options::General_options): Initialize wrap_symbols_.
3259 * symtab.cc (Symbol_table::wrap_symbol): New function.
3260 (Symbol_table::add_from_object): Handle --wrap.
3261 * symtab.h (class Symbol_table): Declare wrap_symbol.
3262 * target.h (Target::wrap_char): New function.
3263 (Target::Target_info): Add wrap_char field.
3264 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3265 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3266 * testsuite/testfile.cc (Target_test::test_target_info):
3267 Likewise.
3268
789aa6de
ILT		 3269 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3270 there is one.
3271
2c38906f
ILT		 3272 * layout.h (class Layout): Add added_eh_frame_data_ field.
3273 * layout.cc (Layout::Layout): Initialize new field.
3274 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3275 output section until we find a section we merged successfully.
3276 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3277 that the size be non-zero.
3278
780e49c5
ILT		 3279 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3280 qualifier.
3281
7fcd0256
ILT		 32822008-04-08 Craig Silverstein <csilvers@google.com>
3283
3284 * configure.ac: Export new conditional variable HAVE_ZLIB.
3285 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3286 on HAVE_ZLIB.
3287 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3288 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3289
6835af53
ILT		 32902008-04-07 Ian Lance Taylor <iant@google.com>
3291
e24f324c
ILT		 3292 * version.cc (version_string): Set to "1.5".
3293
a036edd8
ILT		 3294 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3295 Add issued_non_pic_error_ field. Declare check_non_pic.
3296 (Target_x86_64::Scan::check_non_pic): New function.
3297 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3298 (Target_x86_64::Scan::global): Likewise.
3299
624f8810
ILT		 3300 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3301 addend parameter. Change caller. Handle merge sections.
3302 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3303 Address to Addend. Don't add in the result of
3304 local_section_offset, pass down the addend and use the returned
3305 value.
3306 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3307 Update declarations of local_section_offset and symbol_value.
3308 * testsuite/two_file_test_1.cc (t18): New function.
3309 * testsuite/two_file_test_2.cc (f18): New function.
3310 * testsuite/two_file_test_main.cc (main): Call t18.
3311 * testsuite/two_file_test.h (t18, f18): Declare.
3312
6835af53
ILT		 3313 * configure.ac: Don't test for objdump, c++filt, or readelf.
3314 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3315 conditionals.
3316 (TEST_READELF): New variable.
3317 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3318 (check_PROGRAMS): Add two_file_strip_test.
3319 (two_file_strip_test): New target.
3320 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3321 (two_file_same_shared_strip_test_SOURCES): New variable.
3322 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3323 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3324 (two_file_same_shared_strip_test_LDADD): New variable.
3325 (two_file_shared_strip.so): New target.
3326 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3327 (ver_test_5.syms, ver_test_7.syms): Likewise.
3328 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3329 (strip_test_3.stdout): Use TEST_OBJDUMP.
3330 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3331
86925eef
CC		 33322008-04-04 Cary Coutant <ccoutant@google.com>
3333
3334 * symtab.h (Symbol::is_weak_undefined): New function.
3335 (Symbol::is_strong_undefined): New function.
3336 (Symbol::is_absolute): New function.
3337 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3338 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3339 absolute symbols.
3340 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3341 (weak_undef_test): New target.
3342 * testsuite/Makefile.in: Rebuild.
3343 * testsuite/weak_undef_file1.cc: New file.
3344 * testsuite/weak_undef_file2.cc: New file.
3345 * testsuite/weak_undef_test.cc: New file.
3346
126f3ece
ILT		 33472008-04-03 Craig Silverstein <csilvers@google.com>
3348
3349 * compressed_output.h (class Output_compressed_section): Use
3350 unsigned buffer.
3351 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3352 add zlib header.
3353 (zlib_compressed_suffix): Removed.
3354 (Output_compressed_section::set_final_data_size): Use unsigned
3355 buffers.
3356 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3357 Fix linker invocation.
3358 (flagstest_o_specialfile_and_compress_debug_sections):
3359 Likewise.
3360 * testsuite/Makefile.in: Regenerated.
3361
deae2a14
DM		 33622008-04-02 David S. Miller <davem@davemloft.net>
3363
3364 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3365 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3366
70752818
ILT		 33672008-04-02 Craig Silverstein <csilvers@google.com>
3368
3369 * TODO: New file.
3370
39d0cb0e
ILT		 33712008-04-02 Ian Lance Taylor <iant@google.com>
3372
3373 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3374 parameters. Update for new key type to views_. Change all
3375 callers.
3376 (File_read::read): Adjust for byteshift in returned view.
3377 (File_read::add_view): New function, broken out of
3378 find_and_make_view.
3379 (File_read::make_view): New function, broken out of
3380 find_and_make_view.
3381 (File_read::find_or_make_view): Add offset and aligned
3382 parameters. Rewrite accordingly. Change all callers.
3383 (File_read::get_view): Add offset and aligned parameters. Adjust
3384 for byteshift in return value.
3385 (File_read::get_lasting_view): Likewise.
3386 * fileread.h (class File_read): Update declarations.
3387 (class File_read::View): Add byteshift_ field. Add byteshift to
3388 constructor. Add byteshift method.
3389 * archive.h (Archive::clear_uncached_views): New function.
3390 (Archive::get_view): Add aligned parameter. Change all callers.
3391 * object.h (Object::get_view): Add aligned parameter. Change all
3392 callers.
3393 (Object::get_lasting_view): Likewise.
3394
3395 * fileread.cc (File_read::release): Don't call clear_views if
3396 there are multiple objects.
3397 * fileread.h (File_read::clear_uncached_views): New function.
3398 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3399 on the archive.
3400
a1207466
CC		 34012008-03-31 Cary Coutant <ccoutant@google.com>
3402
3403 Add thin archive support.
3404 * archive.cc (Archive::armagt): New const.
3405 (Archive::setup): Remove task parameter and calls to unlock.
3406 (Archive::unlock_nested_archives): New function.
3407 (Archive::read_header): Add nested_off parameter. Change
3408 all callers.
3409 (Archive::interpret_header): Likewise.
3410 (Archive::include_all_members): Change to handle thin
3411 archives.
3412 (Archive::include_member): Likewise.
3413 * archive.h (Archive::Archive): Add new parameters and
3414 initializers.
3415 (Archive::armagt): New const.
3416 (Archive::setup): Remove task parameter.
3417 (Archive::unlock_nested_archives): New function.
3418 (Archive::read_header): Add nested_off parameter.
3419 (Archive::interpret_header): Likewise.
3420 (Archive::Nested_archive_table): New typedef.
3421 (Archive::is_thin_archive_): New field.
3422 (Archive::nested_archives_): New field.
3423 (Archive::options_): New field.
3424 (Archive::dirpath_): New field.
3425 (Archive::task_): New field.
3426 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3427 for thin archives. Pass additional parameters to
3428 Archive::Archive. Unlock the archive file after calling
3429 Archive::setup.
cd536b21 3430
479f6503
ILT		 34312008-03-29 Ian Lance Taylor <iant@google.com>
3432
686c8caf
ILT		 3433 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3434 version symbol to be local.
3435 * testsuite/ver_test_4.sh: New file.
3436 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3437 (check_DATA): Add ver_test_4.syms.
3438 (ver_test_4.syms): New target.
3439 * testsuite/Makefile.in: Rebuild.
3440
ab794b6b
ILT		 3441 * output.cc
3442 (Output_section::Input_section_sort_entry::has_priority): New
3443 function.
3444 (Output_section::Input_section_sort_entry::match_file_name): New
3445 function.
3446 (Output_section::Input_section_sort_entry::match_section_name):
3447 Remove.
3448 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3449 Remove.
3450 (Output_section::Input_section_sort_entry::match_section_file):
3451 Remove.
3452 (Output_section::Input_section_sort_compare::operator()): Rewrite
3453 using new Input_section_sort_entry functions. Sort crtbegin and
3454 crtend first. Sort sections with no priority before sections with
3455 a priority.
3456 * testsuite/initpri1.c (d3): Check j != 4.
3457 (cd5): New constructor/destructor function.
3458 (main): Check j != 2.
3459
479f6503
ILT		 3460 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3461 new symbol when resolving, don't call set_is_default.
3462 * testsuite/ver_test_7.cc: New file.
3463 * testsuite/ver_test_7.sh: New file.
3464 * testsuite/Makefile.am (ver_test_7.so): New target.
3465 (ver_test_7.o): New target.
3466 (check_SCRIPTS): Add ver_test_7.sh.
3467 (check_DATA): Add ver_test_7.syms.
3468 (ver_test_7.syms): New target.
3469
2fd32231
ILT		 34702008-03-28 Ian Lance Taylor <iant@google.com>
3471
3472 * layout.cc (Layout::layout): If we see an input section with a
3473 name that needs sorting, set the must_sort flag for the output
3474 section.
3475 (Layout::make_output_section): If the name of the output section
3476 indicates that it might require sorting, set the may_sort flag.
3477 * output.h (Output_section::may_sort_attached_input_sections): New
3478 function.
3479 (Output_section::set_may_sort_attached_input_sections): New
3480 function.
3481 (Output_section::must_sort_attached_input_sections): New
3482 function.
3483 (Output_section::set_must_sort_attached_input_sections): New
3484 function.
3485 (class Output_section): Declare Input_section_sort_entry. Define
3486 Input_section_sort_compare. Declare
3487 sort_attached_input_sections. Add new fields:
3488 may_sort_attached_input_sections_,
3489 must_sort_attached_input_sections_,
3490 attached_input_sections_are_sorted_.
3491 * output.cc (Output_section::Output_section): Initialize new
3492 fields.
3493 (Output_section::add_input_section): Add an entry to
3494 input_sections_ if may_sort or must_sort are true.
3495 (Output_section::set_final_data_size): Call
3496 sort_attached_input_sections if necessary.
3497 (Output_section::Input_section_sort_entry): Define new class.
3498 (Output_section::Input_section_sort_compare::operator()): New
3499 function.
3500 (Output_section::sort_attached_input_sections): New function.
3501 * configure.ac: Check whether the compiler supports constructor
3502 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3503 * testsuite/initpri1.c: New file.
3504 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3505 CONSTRUCTOR_PRIORITY.
3506 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3507 (initpri1_LDFLAGS): New variable.
3508 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3509
18e6b24e
ILT		 35102008-03-27 Ian Lance Taylor <iant@google.com>
3511
49bdd526
ILT		 3512 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3513 * testsuite/common_test_1.c: New file.
3514 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3515 (common_test_1_SOURCES): New variable.
3516 (common_test_1_DEPENDENCIES): New variable.
3517 (common_test_1_LDFLAGS): New variable.
3518
18e6b24e
ILT		 3519 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3520 and commons_ correctly when NAME/VERSION does not override
3521 NAME/NULL.
3522 * testsuite/ver_test_6.c: New file.
3523 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3524 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3525 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3526
04bf7072
ILT		 35272008-03-26 Ian Lance Taylor <iant@google.com>
3528
5871526f
ILT		 3529 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3530 of an undefined symbol from a version script.
3531 * testsuite/Makefile.am (ver_test_5.so): New target.
3532 (ver_test_5.o): New target.
3533 (check_SCRIPTS): Add ver_test_5.sh.
3534 (check_DATA): Add ver_test_5.syms.
3535 (ver_test_5.syms): New target.
3536 * testsuite/ver_test_5.cc: New file.
3537 * testsuite/ver_test_5.script: New file.
3538 * testsuite/ver_test_5.sh: New file.
3539 * Makefile.in, testsuite/Makefile.in: Rebuild.
3540
04bf7072
ILT		 3541 PR gold/5986
3542 Fix problems building gold with gcc 4.3.0.
3543 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3544 (gold_error_at_location, gold_warning_at_location): Use it.
3545 * configure.ac: Check whether we can compile and use a template
3546 function with a printf attribute.
3547 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3548 when jumping over bytes.
3549 * object.cc: Instantiate Object::read_section_data.
3550 * debug.h: Include <cstring>
3551 * dwarf_reader.cc: Include <algorithm>
3552 * main.cc: Include <cstring>.
3553 * options.cc: Include <cstring>.
3554 * output.cc: Include <cstring>.
3555 * script.cc: Include <cstring>.
3556 * script.h: Include <string>.
3557 * symtab.cc: Include <cstring> and <algorithm>.
3558 * target-select.cc: Include <cstring>.
3559 * version.cc: Include <string>.
3560 * testsuite/testmain.cc: Include <cstdlib>.
3561 * configure, config.in: Rebuild.
3562
874c5b28
ILT		 35632008-03-25 Ian Lance Taylor <iant@google.com>
3564
819d6c3a
ILT		 3565 * options.cc: Include "../bfd/bfdver.h".
3566 (options::help): Print bug reporting address.
3567
f4b2c6f5
ILT		 3568 * version.cc (print_version): Adjust output for current value of
3569 BFD_VERSION_STRING.
3570
3571 * NEWS: New file.
3572
e96caa79
ILT		 3573 * options.cc (options::help): Print list of supported targets.
3574 * target-select.h: Include <vector>.
3575 (class Target_selector): Make machine_, size_, and is_big_endian_
3576 fields const. Add bfd_name_ and instantiated_target_ fields.
3577 (Target_selector::Target_selector): Add bfd_name parameter.
3578 (Target_selector::recognize): Make non-virtual, call
3579 do_recognize.
3580 (Target_selector::recognize_by_name): Make non-virtual, call
3581 do_recognize_by_name.
3582 (Target_selector::supported_names): New function.
3583 (Target_selector::bfd_name): New function.
3584 (Target_selector::do_instantiate_target): New pure virtual
3585 function.
3586 (Target_selector::do_recognize): New virtual function.
3587 (Target_selector::do_recognize_by_name): New virtual function.
3588 (Target_selector::instantiate_target): New private function.
3589 (supported_target_names): Declare.
3590 * target-select.cc (Target_selector::Target_selector): Update for
3591 new parameter and fields.
3592 (select_target_by_name): Check that the name matches before
3593 calling recognize_by_name.
3594 (supported_target_names): New function.
3595 * i386.cc (class Target_selector_i386): Update Target_selector
3596 constructor call. Remove recognize and recognize_by_name. Add
3597 do_instantiate_target.
3598 * x86_64.cc (class Target_selector_x86_64): Likewise.
3599 * testsuite/testfile.cc (class Target_selector_test): Update for
3600 changes to Target_selector.
3601
874c5b28
ILT		 3602 * README: Rewrite, with some notes on unsupported features.
3603
0a65a3a7
CC		 36042008-03-24 Cary Coutant <ccoutant@google.com>
3605
3606 * i386.cc (Target_i386::Got_type): New enum declaration.
3607 (Target_i386::Scan::local): Updated callers of Output_data_got
3608 member functions.
3609 (Target_i386::Scan::global): Likewise.
3610 (Target_i386::Relocate::relocate): Likewise.
3611 (Target_i386::Relocate::relocate_tls): Likewise.
3612 * object.h (Got_offset_list): New class.
3613 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3614 (Sized_relobj::local_got_offset): Likewise.
3615 (Sized_relobj::set_local_got_offset): Likewise.
3616 (Sized_relobj::local_has_tls_got_offset): Removed.
3617 (Sized_relobj::local_tls_got_offset): Removed.
3618 (Sized_relobj::set_local_tls_got_offset): Removed.
3619 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3620 * output.cc (Output_data_got::add_global): Added got_type parameter.
3621 (Output_data_got::add_global_with_rel): Likewise.
3622 (Output_data_got::add_global_with_rela): Likewise.
3623 (Output_data_got::add_global_pair_with_rel): New function.
3624 (Output_data_got::add_global_pair_with_rela): New function.
3625 (Output_data_got::add_local): Added got_type parameter.
3626 (Output_data_got::add_local_with_rel): Likewise.
3627 (Output_data_got::add_local_with_rela): Likewise.
3628 (Output_data_got::add_local_pair_with_rel): New function.
3629 (Output_data_got::add_local_pair_with_rela): New function.
3630 (Output_data_got::add_global_tls): Removed.
3631 (Output_data_got::add_global_tls_with_rel): Removed.
3632 (Output_data_got::add_global_tls_with_rela): Removed.
3633 (Output_data_got::add_local_tls): Removed.
3634 (Output_data_got::add_local_tls_with_rel): Removed.
3635 (Output_data_got::add_local_tls_with_rela): Removed.
3636 * output.h (Output_data_got::add_global): Added got_type parameter.
3637 (Output_data_got::add_global_with_rel): Likewise.
3638 (Output_data_got::add_global_with_rela): Likewise.
3639 (Output_data_got::add_global_pair_with_rel): New function.
3640 (Output_data_got::add_global_pair_with_rela): New function.
3641 (Output_data_got::add_local): Added got_type parameter.
3642 (Output_data_got::add_local_with_rel): Likewise.
3643 (Output_data_got::add_local_with_rela): Likewise.
3644 (Output_data_got::add_local_pair_with_rel): New function.
3645 (Output_data_got::add_local_pair_with_rela): New function.
3646 (Output_data_got::add_global_tls): Removed.
3647 (Output_data_got::add_global_tls_with_rel): Removed.
3648 (Output_data_got::add_global_tls_with_rela): Removed.
3649 (Output_data_got::add_local_tls): Removed.
3650 (Output_data_got::add_local_tls_with_rel): Removed.
3651 (Output_data_got::add_local_tls_with_rela): Removed.
3652 * resolve.cc (Symbol::override_base_with_special): Removed
3653 reference to has_got_offset_ field.
3654 * symtab.cc (Symbol::init_fields): Replaced initialization
3655 of got_offset_ with got_offsets_. Removed initialization
3656 of has_got_offset_
53fcba31 3657 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3658 (Symbol::got_offset): Likewise.
3659 (Symbol::set_got_offset): Likewise.
3660 (Symbol::has_tls_got_offset): Removed.
3661 (Symbol::tls_got_offset): Removed.
3662 (Symbol::set_tls_got_offset): Removed.
3663 (Symbol::got_offset_): Removed.
3664 (Symbol::tls_mod_got_offset_): Removed.
3665 (Symbol::tls_pair_got_offset_): Removed.
3666 (Symbol::got_offsets_): New field.
3667 (Symbol::has_got_offset): Removed.
3668 (Symbol::has_tls_mod_got_offset): Removed.
3669 (Symbol::has_tls_pair_got_offset): Removed.
3670 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3671 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3672 member functions.
3673 (Target_x86_64::Scan::global): Likewise.
3674 (Target_x86_64::Relocate::relocate): Likewise.
3675 (Target_x86_64::Relocate::relocate_tls): Likewise.
3676
bd52eafb
BE		 36772008-03-25 Ben Elliston <bje@au.ibm.com>
3678
3679 * yyscript.y: Fix spelling error in comment.
3680
8b105e34
ILT		 36812008-03-24 Ian Lance Taylor <iant@google.com>
3682
8ed814a9
ILT		 3683 * options.h (class General_options): Define build_id option.
3684 * layout.h (class Layout): Declare write_build_id, create_note,
3685 create_build_id. Add build_id_note_ member.
3686 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3687 "libiberty.h", "md5.h", "sha1.h".
3688 (Layout::Layout): Initialize eh_frame_data_,
3689 eh_frame_hdr_section_, and build_id_note_.
3690 (Layout::finalize): Call create_build_id.
3691 (Layout::create_note): New function, broken out of
3692 Layout::create_gold_note.
3693 (Layout::create_gold_note): Call create_note.
3694 (Layout::create_build_id): New function.
3695 (Layout::write_build_id): New function.
3696 (Close_task_runner::run): Call write_build_id.
3697
8b105e34
ILT		 3698 * x86_64.cc: Correct license to GPLv3.
3699
086a1841
ILT		 37002008-03-23 Ian Lance Taylor <iant@google.com>
3701
3702 * options.cc: Include "demangle.h".
3703 (parse_optional_string): New function.
3704 (parse_long_option): Handle takes_optional_argument.
3705 (parse_short_option): Update dash_z initializer. Handle
3706 takes_optional_argument.
3707 (General_options::General_options): Initialize do_demangle_.
3708 (General_options::finalize): Set do_demangle_. Handle demangling
3709 style.
3710 * options.h (parse_optional_string): Declare.
3711 (struct One_option): Add optional_arg field. Update constructor.
3712 Update call constructor calls. Add takes_optional_argument
3713 function.
3714 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3715 (DEFINE_optional_string): Define.
3716 (General_options::demangle): Change from DEFINE_bool to
3717 DEFINE_optional_string.
3718 (General_options::no_demangle): New function.
3719 (General_options::do_demangle): New function.
3720 (General_options::set_do_demangle): New function.
3721 (General_options::execstack_status_): Move definition to end of
3722 class definition.
3723 (General_options::static_): Likewise.
3724 (General_options::do_demangle_): New field.
3725 * object.cc (big_endian>::get_symbol_location_info): Call
3726 Options::do_demangle, not Options::demangle.
3727 * symtab.cc (demangle): Likewise.
3728
cbb93e63
ILT		 37292008-03-22 Ian Lance Taylor <iant@google.com>
3730
3731 * gold.h: Include <cstddef> and <sys/types.h>
3732 * options.h: Include <cstring>.
3733
ec531623
ILT		 37342008-03-21 Ian Lance Taylor <iant@google.com>
3735
3736 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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