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PR 10237
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
459c9f1c
ILT		 12009-06-23 Ian Lance Taylor <iant@google.com>
2
3 PR 10237
4 * options.cc (General_options::parse_V): Set printed_version_.
5 (General_options::General_options): Initialize printed_version_.
6 * options.h (class General_options): Add printed_version_ field.
7 * gold.cc (queue_initial_tasks): If there are no input files,
8 don't give a fatal error if we printed the version information.
9 (queue_middle_tasks): If using -r with a shared object, give a
10 fatal error rather than an ordinary error.
11
1518dc8f
ILT		 122009-06-23 Ian Lance Taylor <iant@google.com>
13
14 PR 10219
15 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
16 (Layout::make_output_section): Set have_stabstr_section_ if we see
17 a .stab*str section.
18 (Layout::finalize): Call link_stabs_sections.
19 (Layout::link_stabs_sections): New file.
20 * layout.h (class Layout): Add have_stabstr_section_ field.
21 Declare link_stabs_sections.
22
3d857b98
DK		 232009-06-23 Doug Kwan <dougkwan@google.com>
24
25 * Makefile.am (libgold_a_LIBADD): New.
26 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
27 * Makefile.in: Regenerate.
28 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
29 * configure: Regenerate.
30 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
31 * fileread.cc: Include sys/state.h
32 * gold.h: Declare memmem and strndup if found missing.
33 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
34
0639a6f6
ILT		 352009-06-23 Ian Lance Taylor <iant@google.com>
36
37 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
38 * configure: Rebuild.
39
8d63875c
ILT		 402009-06-23 Ian Lance Taylor <iant@google.com>
41
42 PR 10147
43 * object.cc (Object::section_contents): Don't try to get a view if
44 the section has length zero.
45 (Object::handle_gnu_warning_section): If the section is empty, use
46 the name of the section as the warning.
47
f7c8a183
ILT		 482009-06-23 Ian Lance Taylor <iant@google.com>
49
50 PR 10133
51 * stringpool.h (class Stringpool_template): Add optimize_ field.
52 (Stringpool_template::set_optimize): New function.
53 * stringpool.cc (Stringpool_template::Stringpool_template):
54 Initialize optimize_ field.
55 (Stringpool_template::set_string_offsets): Test local optimize
56 fild rather than parameter.
57 * layout.cc (Layout::Layout): Call set_optimize on the section
58 name stringpool.
59
e6a307ba
ILT		 602009-06-22 Ian Lance Taylor <iant@google.com>
61
62 PR 10030
63 * yyscript.y: Parse TARGET.
64 * script.cc (script_set_target): New function.
65 * script-c.h (script_set_target): Declare.
66 * options.cc (General_options::string_to_object_format): Rename
67 from string_to_object_format in anonymous namespace. Change
68 callers.
69 * options.h (class General_options): Declare
70 string_to_object_format.
71
3ee173de
ILT		 722009-06-22 Ian Lance Taylor <iant@google.com>
73
74 * script-sections.cc (Script_sections::create_segments): Don't put
75 program headers in a PT_LOAD segment if -n or -N.
76
772009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 78
79 PR 10141
80 * options.h (class General_options): Add -z lazy and -z now. Sort
81 -z options into alphabetical order.
82 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
83
cd6739a1 842009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 85
86 * layout.cc (Layout::make_output_section): Call
87 Target::new_output_section.
88 (Layout::attach_allocated_section_to_segment): Put large section
89 sections in a separate load segment with the large segment flag
90 set.
91 (Layout::segment_precedes): Sort large data segments after other
92 load segments.
93 (align_file_offset): New static function.
94 (Layout::set_segment_offsets): Use align_file_offset.
95 * output.h (class Output_section): Add is_small_section_ and
96 is_large_section_ fields.
97 (Output_section::is_small_section): New function.
98 (Output_section::set_is_small_section): New function.
99 (Output_section::is_large_section): New function.
100 (Output_section::set_is_large_section): New function.
101 (Output_section::is_large_data_section): New function.
102 (class Output_segment): Add is_large_data_segment_ field.
103 (Output_segment::is_large_data_segment): New function.
104 (Output_segment::set_is_large_data_segment): New function.
105 * output.cc (Output_section::Output_section): Initialize new
106 fields.
107 (Output_segment::Output_segment): Likewise.
108 (Output_segment::add_output_section): Add assertion that large
109 data sections always go in large data segments. Force small data
110 sections to the end of the list of data sections. Force small BSS
111 sections to the start of the list of BSS sections. For large BSS
112 sections to the end of the list of BSS sections.
113 * symtab.h (class Symbol): Declare is_common_shndx.
114 (Symbol::is_defined): Check Symbol::is_common_shndx.
115 (Symbol::is_common): Likewise.
116 (class Symbol_table): Define enum Commons_section_type. Update
117 declarations. Add small_commons_ and large_commons_ fields.
118 * symtab.cc (Symbol::is_common_shndx): New function.
119 (Symbol_table::Symbol_table): Initialize new fields.
120 (Symbol_table::add_from_object): Put small and large common
121 symbols in the right list.
122 (Symbol_table::sized_finalized_symbol): Check
123 Symbol::is_common_shndx.
124 (Symbol_table::sized_write_globals): Likewise.
125 * common.cc (Symbol_table::do_allocate_commons): Allocate new
126 common symbol lists. Don't call do_allocate_commons_list if the
127 list is empty.
128 (Symbol_table::do_allocate_commons_list): Remove is_tls
129 parameter. Add comons_section_type parameter. Change all
130 callers. Handle small and large common symbols.
131 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
132 Symbol::is_common_shndx.
133 * resolve.cc (symbol_to_bits): Likewise.
134 * target.h (Target::small_common_shndx): New function.
135 (Target::small_common_section_flags): New function.
136 (Target::large_common_shndx): New function.
137 (Target::large_common_section_flags): New function.
138 (Target::new_output_section): New function.
139 (Target::Target_info): Add small_common_shndx, large_common_shndx,
140 small_common_section_flags, and large_common_section_flags
141 fields.
142 (Target::do_new_output_section): New virtual function.
143 * arm.cc (Target_arm::arm_info): Initialize new fields.
144 * i386.cc (Target_i386::i386_info): Likewise.
145 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
146 Likewise.
147 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
148 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
149 (Target_x86_64::do_new_output_section): New function.
150 * configure.ac: Define conditional MCMODEL_MEDIUM.
151 * testsuite/Makefile.am (check_PROGRAMS): Add large.
152 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
153 (large_LDFLAGS): Define.
154 * testsuite/large.c: New file.
155 * testsuite/testfile.cc (Target_test::test_target_info):
156 Initialize new fields.
157 * configure, testsuite/Makefile.in: Rebuild.
158
bb04269c
DK		 1592009-06-05 Doug Kwan <dougkwan@google.com>
160
161 * Makefile.am (CCFILES): Add target.cc.
162 * Makefile.in: Regenerate.
163 * i386.cc (class Target_i386): Define new virtual method to
164 override do_is_local_label_name in parent.
165 * object.cc (Sized_relobj::do_count_local_symbols): Discard
166 local symbols if --discard-locals or -X is given.
167 * options.h (class General_options): Declare new options
168 '--discard-locals' and '-X' for discarding locals.
169 * target.h (class Target): Define new methods is_local_label_name.
170 Declare new virtual method do_is_local_label_name.
171 * target.cc: New file.
172 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
173 (check_SCRIPTS): Add discard_locals_test.sh.
174 (check_DATA): Add discard_local_tests.syms.
175 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
176 (discard_local_tests.syms, discard_locals_test.o): New make rules.
177 * testsuite/Makefile.in: Regenerate.
178 * testsuite/discard_locals_test.c: New file.
179 * testsuite/discard_locals_test.sh: Same.
180
805bb01c
DK		 1812009-06-05 Doug Kwan <dougkwan@google.com>
182
183 * object.cc (Sized_relobj::Sized_relobj): Initialize
184 discarded_eh_frame_shndx_ to -1U.
185 (Sized_relobj::do_layout): Record index of a discard .eh_frame
186 section.
187 (Sized_relobj::do_count_local_symbols): Skip local symbols in
188 a discarded .eh_frame section.
189 (Sized_relobj::do_finalize_local_symbols): Ditto.
190 * object.h (class Sized_relobj): Declare new member
191 discarded_eh_frame_shndx_.
192 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
193 (local_labels_test.o, local_labels_test): New rules.
194 * testsuite/Makefile.in: Regenerate.
195
1dcd334d
DK		 1962009-06-04 Doug Kwan <dougkwan@google.com>
197
198 * layout.cc (Layout::section_name_mapping): Add mapping for
199 special ARM sections.
200
96d49306
DK		 2012009-06-03 Doug Kwan <dougkwan@google.com>
202
203 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
204 (utils::has_overflow): Same.
205
dff16297
ILT		 2062009-06-03 Ian Lance Taylor <iant@google.com>
207
208 * layout.cc (Layout::section_name_mapping): New array, replacing
209 Layout::linkonce_mapping.
210 (Layout::section_name_mapping_count): New variable, replacing
211 Layout::linkonce_mapping_count.
212 (Layout::linkonce_output_name): Remove.
213 (Layout::output_section_name): Rewrite.
214 * layout.h (class Layout): Rename Linkonce_mapping to
215 Section_name_mapping, linkonce_mapping to section_name_mapping,
216 linkonce_mapping_count to section_name_mapping_count. Don't
217 declare linkonce_output_name.
218
c121c671
DK		 2192009-06-03 Doug Kwan <dougkwan@google.com>
220
221 * gold/arm.cc (namespace utils): New.
222 (Target_arm::reloc_is_non_pic): Define new method.
223 (class Arm_relocate_functions): New.
224 (Target_arm::Relocate::relocate): Handle relocation types used by
225 Android.
226
07800fab
ILT		 2272009-06-03 Ian Lance Taylor <iant@google.com>
228
229 * arm.cc (Target_arm::scan::global): Use || instead of |.
230
c121c671
DK		 2312009-06-02 Doug Kwan <dougkwan@google.com>
232
233 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
234 issued_non_pic_error_.
235 (class Target_arm::Scan): Declare new method check_non_pic.
236 Define new method symbol_needs_plt_entry.
237 Declare new data member issued_non_pic_error_.
238 (class Target_arm::Relocate): Declare new method
239 should_apply_static_reloc.
240 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
241 (Target_arm::Scan::check_non_pic): Define new method.
242 (Target_arm::Scan::local): Handle a small subset of reloc types used
243 by Android.
244 (Target_arm::Scan::local): Same.
245 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
246
b19b0c6d
ILT		 2472009-05-31 Mikolaj Zalewski <mikolajz@google.com>
248
249 * incremental.cc (Incremental_inputs::report_command_line): Filter
250 out --incremental-* options.
251
94cdfcff
DK		 2522009-05-29 Doug Kwan <dougkwan@google.com>
253
254 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
255 template class.
256 (class Target_arm): Update comment.
257 (Target_arm::Target_arm): Initialize new data members GOT_,
258 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
259 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
260 and Target_arm::rel_dyn_section.
261 Declare new_enum Target_arm::Got_type.
262 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
263 and DYNBSS_.
264 Update commments for member do_dynsym_value.
265 (Target_arm::got_size, Target_arm::plt_section,
266 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
267 new methods inside class defintion.
268 (Target_arm::got_section): Define new method.
269 (Target_arm::rel_dyn_section): Same.
270 (Output_data_plt_arm): New template class.
271 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
272 (Output_data_plt_arm:do_adjust_output_section): Define new method.
273 (Output_data_plt_arm::add_entry): Same.
274 (Output_data_plt_arm::first_plt_entry): Define new
275 static data member for PLT instruction template.
276 (Output_data_plt_arm::plt_entry): Same.
277 (Output_data_plt_arm::do_write): Define new method.
278 (Target_arm::make_plt_entry): Same.
279 (Target_arm::do_finalize_sections): Same.
280 (Target_arm::do_dynsym_value): Same.
281
4a657b0d
DK		 2822009-05-28 Doug Kwan <dougkwan@google.com>
283
284 * Makefile.am (TARGETSOURCES): Add arm.cc.
285 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
286 * Makefile.in: Regenerate.
287 * arm.cc: New file.
288 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
289
e7ae8c36
DK		 2902009-05-26 Doug Kwan <dougkwan@google.com>
291
292 * options.cc (General_options::parse_exclude_libs). Fix a comment.
293 (General_options::check_excluded_libs): Strip off directories in
294 archive name before matching like GNU ld does.
295 * testsuite/Makefile.am (MOSTLYCLEANFILES,
296 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
297 (exclude_libs_test_LDFLAGS): Add linker option
298 -Wl,--exclude-libs,libexclude_libs_test_3
299 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
300 an explicit archive without using -l.
301 (alt/libexclude_libs_test_3.a): New make rule.
302 * testsuite/Makefile.in: Regenerate.
303 * testsuite/exclude_libs_test.c : Declare lib3_default().
304 (main): Call it.
305 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
306 * exclude_libs_test_3.c: New file.
307
f12e7348
NC		 3082009-05-26 Nick Clifton <nickc@redhat.com>
309
310 * po/id.po: New Indonesian translation.
311 * po/gold.pot: Updated template file.
312
4daadc0d
ST		 3132009-05-22 Sriraman Tallam <tmsriram@google.com>
314
315 * testsuite/Makefile.am: Add -ffunction-sections to compile
316 gc_comdat_test files. Add -Wl,--gc-sections to build
317 gc_comdat_test.
318 * testsuite/Makefile.in: Regenerate.
319 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
320
531813ad
ST		 3212009-05-21 Sriraman Tallam <tmsriram@google.com>
322
323 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
324 kept comdat section was garbage collected.
325 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
326 * testsuite/Makefile.in: Regenerate.
327 * testsuite/gc_comdat_test.sh: New file.
328 * testsuite/gc_comdat_test_1.cc: New file.
329 * testsuite/gc_comdat_test_2.cc: New file.
330
65514900
CC		 3312009-05-19 Doug Kwan <dougkwan@google.com>
332
333 * archive.cc (Archive::Archive): Move constructor from archive.h
334 to here. Initialize no_export_.
335 (Archive::get_elf_object_for_member): Set no_export flag of object.
336 * archive.h (Archive::Archive): Move constructor body to
337 archive.cc.
338 (Archive::no_export): New method.
339 (Archive::no_export_): New field.
340 * object.h (Object::Object): Initialize no_export_ to false.
341 (Object::no_export, Object::set_no_export): New methods.
342 (Object::no_export_): New field.
343 * options.cc (General_options::parse_exclude_libs): New method.
344 (General_options::check_excluded_libs) Same.
345 * options.h (exclude_libs): New option.
346 (General_options::check_excluded_libs): New method declaration.
347 (General_options::excluded_libs_): New field.
348 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
349 default or protected visibility if an object has no-export flag set.
350 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
351 (check_SCRIPTS): Add exclude_libs_test.sh.
352 (check_DATA): Add exclude_libs_test.syms.
353 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
354 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
355 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
356 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
357 (exclude_libs_test.syms, libexclude_libs_test_1.a,
358 libexclude_libs_test_2.a): New rules.
359 * testsuite/Makefile.in: Regenerate.
360 * testsuite/exclude_libs_test.c: New file.
361 * testsuite/exclude_libs_test.sh: Ditto.
362 * testsuite/exclude_libs_test_1.c: Ditto.
363 * testsuite/exclude_libs_test_2.c: Ditto.
364
1b77ea50
ILT		 3652009-05-15 Ian Lance Taylor <iant@google.com>
366
367 * configure.ac: Check for declarations for cases where libiberty.h
368 checks HAVE_DECL_xxx.
369 * configure, config.in: Rebuild.
370
072fe7ce
ILT		 3712009-05-15 Mikolaj Zalewski <mikolajz@google.com>
372
373 * gold.h (Incremental_argument_list): Remove (invalid) forward
374 declaration.
375 * incremental.cc (Incremental_inputs::report_achive): New method.
376 (Incremental_inputs::report_object): New method.
377 (Incremental_inputs::report_script): New method.
378 (Incremental_inputs::finalize_inputs): New method.
379 (Incremental_inputs::finalize): Call finalize_inputs().
380 (Incremental_inputs::sized_create_incremental_inputs_section_data):
381 Create inputs entries.
382 * incremental.h (Incremental_input_type): New enum.
383 (Incremental_inputs::Incremental_input): Initialize new fields.
384 (Incremental_inputs::report_inputs): New method.
385 (Incremental_inputs::report_achive): New method.
386 (Incremental_inputs::report_object): New method.
387 (Incremental_inputs::report_script): New method.
388 (Incremental_inputs::finalize_inputs): New method.
389 (Incremental_inputs::Input_info): New struct.
390 (Incremental_inputs::Input_info_map): New typedef.
391 (Incremental_inputs::lock_): New field.
392 (Incremental_inputs::Inputs_): New field.
393 (Incremental_inputs::Inputs_map): New field.
394 * main.cc (main): Call Incremental_input::report_inputs.
395 * options.h (Input_argument_list): Typedef moved from
396 Input_arguments.
397 (Input_file_group::Files): Remove, use ::Input_argument_list.
398 (Input_file_group::Input_argument_list): Remove, use
399 ::Input_argument_list.
400 * plugin.cc (Plugin_manager::add_input_file): Add error in
401 incremental build.
402 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
403 functions.
404 * script.cc (read_input_script): Call
405 Incremental_input::report_script.
406 * script.h (Script_info): New class.
407
b0481b0b
ILT		 4082009-04-27 Ian Lance Taylor <iant@google.com>
409
410 * x86_64.cc (do_adjust_output_section): Set entsize to
411 plt_entry_size.
412
b22a5a41 4132009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 414
415 * output.cc (Output_file::close): After short writes, continue
416 writing from the correct offset in the buffer being written.
417
40fde488
CD		 4182009-04-23 Chris Demetriou <cgd@google.com>
419
420 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
421 * configure: Regenerate.
422 * config.in: Regenerate.
423 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
424 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
425
3ce2c28e
ILT		 4262009-04-21 Mikolaj Zalewski <mikolajz@google.com>
427
428 * incremental.cc (Incremental_inputs_header_data): Renamed from
429 Incremental_input_header_data.
430 (Incremental_inputs_header_data::data_size): New field.
431 (Incremental_inputs_header_data::put_input_file_count): Renamed
432 from input_file_count.
433 (Incremental_inputs_header_data::put_command_line_offset): Renamed
434 from command_line_offset.
435 (Incremental_inputs_header_data::put_reserved): Renamed from
436 put_reserved.
437 (Incremental_inputs_entry_data): Renamed from
438 Incremental_input_entry_data.
439 (Incremental_inputs_entry_data::data_size): New field.
440 (Incremental_inputs::report_command_line): New method.
441 (Incremental_inputs::finalize): New method.
442 (Incremental_inputs::create_incremental_inputs_data): New method.
443 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
444 * incremental.h: New file.
445 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
446 (Layout::finalize): Create incremental inputs section in
447 incremental builds.
448 (Layout::create_incremental_info_sections): New method.
449 * layout.h (Layout::incremental_inputs): New method.
450 (Layout::create_incremental_info_sections): New method.
451 (Layout::incremental_inputs_): New field.
452 * main.cc (main): Notify Incremental_input of the command line.
453
e55bde5e
ILT		 4542009-04-01 Ian Lance Taylor <iant@google.com>
455 Mikolaj Zalewski <mikolajz@google.com>
456
457 * gold.h (reserve_unordered_map): Define, three versions, one for
458 each version of Unordered_map.
459 * layout.cc (Layout::Layout): Remove options parameter. Add
460 number_of_input_files parameter. Don't initialize options_.
461 Initialize number_of_input_files_ and resized_signatures_. Move
462 sections_are_attached_.
463 (Layout::layout_group): Reserve space for group_signatures_.
464 (Layout::find_or_add_kept_section): Change name parameter to be a
465 reference. Resize signatures_ map when it gets large enough.
466 (Layout::layout_eh_frame): Use parameters->options() instead of
467 this->options_.
468 (Layout::make_output_section): Likewise.
469 (Layout::attach_allocated_section_to_segment): Likewise.
470 (Layout::finalize, Layout::create_executable_stack): Likewise.
471 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
472 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
473 * layout.h (class Layout): Update declarations. Remove options_
474 field. Add number_of_input_files_ and resized_signatures_
475 fields. Move sections_are_attached_ field.
476 * main.cc (main): Pass number of input files to Layout
477 constructor. Don't pass options.
478
154b857c
ILT		 4792009-03-30 Ian Lance Taylor <iant@google.com>
480
481 * ffsll.c (ffsll): Correct implementation.
482
2f35ab9b
ILT		 4832009-03-27 Ian Lance Taylor <iant@google.com>
484
fd03461a
ILT		 485 * ffsll.c: New file.
486 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
487 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
488 * ftruncate.c (ftruncate): Declare before definition.
489 * mremap.c (mremap): Likewise.
490 * pread.c (pread): Likewise.
491 * configure, Makefile.in, config.in: Rebuild.
492
2f35ab9b
ILT		 493 * mremap.c: New file.
494 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
495 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
496 (mremap): Declare if HAVE_MREMAP is not defined.
497 * configure, Makefile.in, config.in: Rebuild.
498
33aea2fd
CC		 4992009-03-27 Cary Coutant <ccoutant@google.com>
500
501 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
502 position independent.
503 * sparc.cc (Target_sparc::check_non_pic): Likewise.
504 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
505
6d479619
CC		 5062009-03-24 Cary Coutant <ccoutant@google.com>
507
508 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
509 an executable.
510 (needs_dynamic_reloc): Likewise.
511
afc06bb8
ILT		 5122009-03-24 Ian Lance Taylor <iant@google.com>
513
514 * yyscript.y (file_cmd): Recognize EXTERN.
515 (extern_name_list, extern_name_list_body): New nonterminals.
516 * script.cc (script_add_extern): Define.
517 * script-c.h (script_add_extern): Declare.
518
f6060a4d
ILT		 5192009-03-24 Rafael Avila de Espindola <espindola@google.com>
520
521 * object.cc (is_elf_object): Define.
522 * object.h (is_elf_object): Declare.
523 * archive.cc (Archive::get_elf_object_for_member): Call
524 is_elf_object.
33aea2fd 525 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 526
26736d8e
ILT		 5272009-03-24 Elliott Hughes <enh@google.com>
528
529 * output.cc (Output_file::map_anonymous): Define.
530 (Output_file::map): Use map_anonymous. If the regular mmap fails,
531 try an anonymous one. Report the size if the mmap fails.
532 * output.h (class Output_file): Declare map_anonymous.
533
22fd9730
ILT		 5342009-03-24 Ian Lance Taylor <iant@google.com>
535
536 * target-select.cc (instantiate_target): Don't acquire the lock if
537 the instantiated_target_ field has already been set.
538
cb010894
ILT		 5392009-03-23 Ian Lance Taylor <iant@google.com>
540
7f055c20
ILT		 541 * gold-threads.h (class Initialize_lock): Define.
542 * gold-threads.cc (class Initialize_lock_once): Define.
543 (initialize_lock_control): New static variable.
544 (initialize_lock_pointer): New static variable.
545 (initialize_lock_once): New static function.
546 (Initialize_lock::Initialize_lock): Define.
547 (Initialize_lock::initialize): Define.
548 * target-select.h: Include "gold-threads.h".
549 (class Target_selector): Add lock_ and initialize_lock_ fields.
550 Don't define instantiate_target, just declare it.
551 * target-select.cc (Target_selector::Target_selector): Initialize
552 new fields.
553 (Target_selector::instantiate_target): Define.
554 * descriptors.h: Include "gold-threads.h".
555 (class Descriptors): Add initialize_lock_ field.
556 * descriptors.cc (Descriptors::Descriptors): Initialize new
557 field.
558 (Descriptors::open): Use initialize_lock_ field
559 * errors.h (class Errors): Add initialize_lock_ field.
560 * errors.cc (Errors::Errors): Initialize new field.
561 (Errors::initialize_lock): Use initialize_lock_ field.
562 * powerpc.cc (class Target_selector_powerpc): Remove
563 instantiated_target_ field. In do_recognize call
564 instantiate_target rather than do_instantiate_target. In
565 do_instantiate_target just allocate a new target.
566 * sparc.cc (class Target_selector_sparc): Likewise.
567
36959681
ILT		 568 * freebsd.h: New file.
569 * i386.cc: Include "freebsd.h".
570 (Target_i386): Derive from Target_freebsd rather than
571 Sized_target.
572 (Target_selector_i386): Derive from Target_selector_freebsd rather
573 than Target_selector.
574 * x86_64.cc: Include "freebsd.h".
575 (Target_x86_64): Derive from Target_freebsd rather than
576 Sized_target.
577 (Target_selector_x86_64): Derive from Target_selector_freebsd
578 rather than Target_selector.
579 * target.h (class Target): Add adjust_elf_header and
580 do_adjust_elf_header.
581 * output.cc (Output_file_header:: do_sized_write): Call target
582 adjust_elf_header routine.
583 * configure.tgt: Set targ_osabi.
584 * configure.ac: Define GOLD_DEFAULT_OSABI.
585 * parameters.cc (Parameters::default_target): Pass
586 GOLD_DEFAULT_OSABI to select_target.
587 * target-select.h (class Target_selector): Make instantiate_target
588 protected rather than private.
589 * Makefile.am (HFILES): Add freebsd.h.
590 * configure, Makefile.in, config.in: Rebuild.
591
cb010894
ILT		 592 * merge.cc (do_add_input_section): Correct pend value. Change
593 message about last entry not being null terminated from error to
594 warning.
595
0e879927
ILT		 5962009-03-20 Mikolaj Zalewski <mikolajz@google.com>
597
598 * incremental.cc: New file.
599 * Makefile.am (CCFILES): Add incremental.cc.
600 * Makefile.in: Rebuild.
601
41105937
PP		 6022009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
603
604 * layout.cc (Layout::output_section_name): Preserve names
605 of '.note.' sections.
606
60439920
ILT		 6072009-03-19 Ian Lance Taylor <iant@google.com>
608
609 * descriptors.cc (Descriptors::open): Check that the options are
610 valid before using them.
611
0d371ad3
ILT		 6122009-03-18 Ian Lance Taylor <iant@google.com>
613
614 * script-sections.h: Include <list>.
615 (class Script_sections): Change Sections_elements from std::vector
616 to std::list. Typedef public Elements_iterator. Add
617 orphan_section_placement_, data_segment_align_start_, and
618 saw_data_segment_align_ fields. Remove data_segment_align_index_
619 field.
620 * script-sections.cc (class Orphan_section_placement): New class.
621 (class Sections_element): Add virtual functions is_relro and
622 orphan_section_init. Remove virtual function place_orphan_here.
623 (class Output_section_definition): Add is_relro and
624 orphan_section_init. Remove place_orphan_here.
625 (class Orphan_output_section): Likewise.
626 (Script_sections::Script_sections): Update for field changes.
627 (Script_sections::data_segment_align): Set saw_data_segment_align_
628 and data_segment_align_start_, not data_segment_align_index.
629 (Script_sections::data_segment_relro_end): Check
630 saw_data_segment_align_. Use data_segment_align_start_ rather
631 than data_segment_align_index_.
632 (Script_sections::place_orphan): Rewrite to use
633 Orphan_section_placement.
634
9201d894
ILT		 6352009-03-17 Ian Lance Taylor <iant@google.com>
636
9c5b8369
ILT		 637 * archive.cc (Archive::add_symbols): Check for a version attached
638 to the symbol name in the archive map.
639 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
640 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
641 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
642 (ver_test_11.a): New target.
643 * testsuite/Makefile.in: Rebuild.
644
9201d894
ILT		 645 * configure.ac: Check for chsize and posix_fallocate. Replace
646 ftruncate.
647 * ftruncate.c: New file, from gnulib.
648 * output.cc (posix_fallocate): Define dummy version if not
649 HAVE_POSIX_FALLOCATE.
650 (Output_file::map): Call posix_fallocate rather than lseek and
651 write.
652 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
653 * configure, Makefile.in, config.in: Rebuild.
654
ef4ab7a8
PP		 6552009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
656
657 * layout.h (Layout::create_note): Add section_name parameter.
658 * layout.cc (Layout::create_note): Likewise.
659 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
660
8c500701
ILT		 6612009-03-17 Ian Lance Taylor <iant@google.com>
662
e85b18e1
ILT		 663 * descriptors.cc: Include "options.h".
664 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
665 (Descriptors::open): Always use O_CLOEXEC when opening a new
666 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
667 then set FD_CLOEXEC.
668
9efe6174
ILT		 669 * sparc.cc (class Target_sparc): Add has_got_section.
670 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
671 make sure we have a GOT section.
672
673 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
674 (Target_sparc::Scan::local): Likewise.
675 (Target_sparc::Scan::global): Likewise.
676 (Target_sparc::Relocate::relocate): Likewise.
677 (Target_sparc::Relocate::relocate_tls): Likewise.
678
8c500701
ILT		 679 * symtab.cc (Symbol_table::define_default_version): New function,
680 broken out of add_from_object.
681 (Symbol_table::add_from_object): Call define_default_version.
682 (Symbol_table::define_special_symbol): Add resolve_oldsym
683 parameter. Change all callers. If the version for a symbol comes
684 from a version script, resolve it with the symbol with the same
685 name with no version. Also add the symbol without a version if
686 appropriate.
687 (do_define_in_output_data): If resolving with oldsym, don't delete
688 sym.
689 (do_define_in_output_segment): Likewise.
690 (do_define_as_constant): Likewise.
691 * symtab.h (class Symbol_table): Update declarations.
692
f1ed28fb
ILT		 6932009-03-13 Ian Lance Taylor <iant@google.com>
694
15f8229b
ILT		 695 * readsyms.cc (Read_symbols::incompatible_warning): New function.
696 (Read_symbols::requeue): New function.
697 (Read_symbols::do_read_symbols): If make_elf_object fails because
698 the target type is not configured, and the file was searched for,
699 issue a warning and retry with the next directory.
700 (Add_symbols::run): If the file has an incompatible format, and
701 it was searched for, requeue the Read_symbols task. On error,
702 release the object.
703 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
704 dirindex parameter to constructor. Change all callers. Declare
705 incompatible_warning and requeue.
706 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
707 input_argument_ and input_group_ fields. Add them to
708 constructor. Change all callers.
709 (class Read_script): Add dirindex_ field. Add it to constructor.
710 Change all callers.
711 * archive.cc (Archive::setup): Remove input_objects parameter.
712 Change all callers.
713 (Archive::get_file_and_offset): Likewise.
714 (Archive::read_all_symbols): Likewise.
715 (Archive::read_symbols): Likewise.
716 (Archive::get_elf_object_for_member): Remove input_objects
717 parameter. Add punconfigured parameter. Change all callers.
718 (Archive::add_symbols): Change return type to bool. Check return
719 value of include_member.
720 (Archive::include_all_members): Likewise.
721 (Archive::include_member): Change return type to bool. Return
722 false if first included object has incompatible target. Set
723 included_member_ field.
724 (Add_archive_symbols::run): If add_symbols returns false, requeue
725 Read_symbols task.
726 * archive.h (class Archive): Add included_member_ field.
727 Initialize it in constructor. Add input_file and searched_for
728 methods. Update declarations.
729 (class Add_archive_symbols): Add dirpath_, dirindex_, and
730 input_argument_ fields. Add them to constructor. Change all
731 callers.
732 * script.cc: Include "target-select.h".
733 (class Parser_closure): Add skip_on_incompatible_target_ and
734 found_incompatible_target_ fields. Add
735 skip_on_incompatible_target parameter to constructor. Change all
736 callers. Add methods skip_on_incompatible_target,
737 clear_skip_on_incompatible_target, found_incompatible_target, and
738 set_found_incompatible_target.
739 (read_input_script): Add dirindex parameter. Change all callers.
740 If parser finds an incompatible target, requeue Read_symbols
741 task.
742 (script_set_symbol): Clear skip_on_incompatible_target in
743 closure.
744 (script_add_assertion, script_parse_option): Likewise.
745 (script_start_sections, script_add_phdr): Likewise.
746 (script_check_output_format): New function.
747 * script.h (read_input_script): Update declaration.
748 * script-c.h (script_check_output_format): Declare.
749 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
750 (ignore_cmd): Remove OUTPUT_FORMAT.
751 * fileread.cc (Input_file::Input_file): Add explicit this.
752 (Input_file::will_search_for): New function.
753 (Input_file::open): Add pindex parameter. Change all callers.
754 * fileread.h (class Input_file): Add input_file_argument method.
755 Declare will_search_for. Update declarations.
756 * object.cc (make_elf_object): Add punconfigured parameter.
757 Change all callers.
758 * object.h (class Object): Make input_file public. Add
759 searched_for method.
760 (make_elf_object): Update declaration.
761 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
762 restart search.
763 * dirsearch.h (class Dirsearch): Update declaration.
764 * options.h (class General_options): Add --warn-search-mismatch.
765 * parameters.cc (Parameters::is_compatible_target): New function.
766 * parameters.h (class Parameters): Declare is_compatible_target.
767 * workqueue.cc (Workqueue::add_blocker): New function.
768 * workqueue.h (class Workqueue): Declare add_blocker.
769
f1ed28fb
ILT		 770 * fileread.cc (Input_file::open): Remove options parameter.
771 Change all callers.
772 (Input_file::open_binary): Likewise.
773 * script.cc (read_input_script): Likewise.
774 * readsyms.h (class Read_symbols): Remove options_ field. Remove
775 options parameter from constructor. Change all callers.
776 (class Read_script): Likewise.
777 * fileread.h (class Input_file): Update declarations.
778 * script.h (read_input_script): Update declaration.
779
34dd024a
NC		 7802009-03-10 Nick Clifton <nickc@redhat.com>
781
782 * po/es.po: New Spanish translation.
783
6d71b17c
CC		 7842009-03-06 Cary Coutant <ccoutant@google.com>
785
786 * options.cc (parse_short_option): Keep dash_z from registering itself.
787
031cdbed
ILT		 7882009-03-03 Ian Lance Taylor <iant@google.com>
789
790 PR 9918
791 * target-reloc.h (relocate_section): Pass output_section to
792 relocate.
793 * i386.cc (Target_i386::should_apply_static_reloc): Add
794 output_section parameter. Change all callers.
795 (Target_i386::Relocate::relocate): Add output_section parameter.
796 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
797 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
798 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
799 * testsuite/two_file_shared.sh: New script.
800 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
801 (check_DATA): Add two_file_shared.dbg.
802 (two_file_shared.dbg): New target.
803 * testsuite/Makefile.in: Rebuild.
804
15d5fa16
ILT		 8052009-03-01 Ian Lance Taylor <iant@google.com>
806
807 * configure.ac: Check for byteswap.h.
808 * configure: Rebuild.
809 * config.in: Rebuild.
810
8a4c0b0d
ILT		 8112009-03-01 Mikolaj Zalewski <mikolajz@google.com>
812
813 * layout.cc (Layout::find_or_add_kept_section): New function.
814 (Layout::add_comdat): Removed.
815 * layout.h (struct Kept_section): Move out of class Layout.
816 Remove trailing underscores from field names. Add group_sections
817 field. Rename group_ field to is_group. Change all uses.
818 (class Layout): Declare find_or_add_kept_section, not add_comdat.
819 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
820 comdat_groups_ field.
821 (Sized_relobj::include_section_group): Use
822 find_or_add_kept_section and Kept_section::group_sections.
823 (Sized_relobj::include_linkonce_section): Likewise.
824 * object.cc (class Sized_relobj): Don't define Comdat_group or
825 Comdat_group_table. Remove find_comdat_group and
826 add_comdat_group. Remove comdat_groups_ field.
827 * plugin.cc (include_comdat_group): Use
828 Layout::find_or_add_kept_section.
829
b4ecf66b
ILT		 8302009-02-28 Ian Lance Taylor <iant@google.com>
831
14359ca0
ILT		 832 * README: --gc-sections and map files are now supported. Document
833 some build requirements.
834
b4ecf66b
ILT		 835 PR 6992
836 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
837 relocatable link set the value of the section symbol to zero.
838 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
839 relocatable link don't include the section address in the local
840 symbol value.
841
0602e05a
ILT		 8422009-02-27 Ian Lance Taylor <iant@google.com>
843
fd9d194f
ILT		 844 PR 6811
845 * options.h (class Search_directory): Add is_system_directory.
846 (class General_options): Declare is_in_system_directory.
847 * options.cc (get_relative_sysroot): Make static.
848 (get_default_sysroot): Make static.
849 (General_optoins::is_in_system_directory): New function.
850 * fileread.cc (Input_file::is_in_system_directory): New function.
851 * fileread.h (class Input_file): Declare is_in_system_directory.
852 * object.h (class Object): Add is_in_system_directory.
853 (class Input_objects): Remove system_library_directory_ field.
854 * object.cc (Input_objects::add_object): Don't set
855 system_library_directory_.
856 (input_objects::found_in_system_library_directory): Remove.
857 * symtab.cc (Symbol_table::write_globals): Remove input_objects
858 parameter. Change all callers.
859 (Symbol_table::sized_write_globals): Likewise.
860 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
861 Call Object::is_in_system_directory.
862 * symtab.h (class Symbol_table): Update declarations.
863
61edd21f
ILT		 864 PR 5990
865 * descriptors.h (Open_descriptor): Add is_on_stack field.
866 * descriptors.cc (Descriptors::open): If the descriptor is on the
867 top of the stack, remove it. Initialize is_on_stack field.
868 (Descriptors::release): Only add pod to stack if it is not on the
869 stack already.
870 (Descriptors::close_some_descriptor): Clear stack_next and
871 is_on_stack fields.
872
e29e076a
ILT		 873 PR 7091
874 * output.cc (Output_section::find_starting_output_address): Rename
875 from starting_output_address; add PADDR parameter; change return
876 type.
877 * output.h (class Output_section): Declare
878 find_starting_output_address instead of starting_output_address.
879 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
880 section symbol for which we can't find a merge section.
881
0602e05a
ILT		 882 PR 9836
883 * symtab.cc (Symbol_table::add_from_object): If the visibility is
884 hidden or internal, force the symbol to be local.
885 * resolve.cc (Symbol::override_visibility): Define.
886 (Symbol::override_base): Use override_visibility.
887 (Symbol_table::resolve): Likewise.
888 (Symbol::override_base_with_special): Likewise.
889 (Symbol_table::override_with_special): If the visibility is hidden
890 or internal, force the symbol to be local.
891 * symtab.h (class Symbol): Add set_visibility and
892 override_visibility.
893 * testsuite/ver_test_1.sh: New file.
894 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
895 (check_DATA): Add ver_test_1.syms.
896 (ver_test_1.syms): New target.
897 * testsuite/Makefile.in: Rebuild.
898
401a9a73
CC		 8992009-02-25 Cary Coutant <ccoutant@google.com>
900
901 * layout.cc (Layout::choose_output_section): Don't rename sections
902 when using a linker script that has a SECTIONS clause.
903 * Makefile.in: Regenerate.
904
905 * testsuite/Makefile.am (script_test_5.sh): New test case.
906 * testsuite/Makefile.in: Regenerate.
907 * testsuite/script_test_5.cc: New file.
908 * testsuite/script_test_5.sh: New file.
909 * testsuite/script_test_5.t: New file.
910
f488e4b0
CC		 9112009-02-13 Rafael Avila de Espindola <espindola@google.com>
912
913 * archive.cc (Archive::include_member): Update calls to add_symbols.
914 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
915 the Layout argument.
916 * dynobj.h (do_add_symbols): Add the Layout argument.
917 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
918 Layout argument.
919 * object.h (Object::add_symbols): Add the Layout argument.
920 (Object::do_add_symbols): Add the Layout argument.
921 (Sized_relobj::do_add_symbols): Add the Layout argument.
922 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
923 Unify the two versions.
924 (Add_plugin_symbols): Remove.
925 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
926 (Sized_pluginobj::do_add_symbols): Unify the two versions.
927 (Add_plugin_symbols): Remove.
928 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
929 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
930 (Add_symbols::run): Make it work with Pulginobj.
931
89dd1680
ILT		 9322009-02-06 Ian Lance Taylor <iant@google.com>
933
934 * object.cc (Sized_relobj::do_layout): Make info message start
935 with lower case letter.
936
266d0a74
ILT		 9372009-02-06 Mikolaj Zalewski <mikolajz@google.com>
938
602b464e
ILT		 939 * binary.cc: Fix file comment.
940
266d0a74
ILT		 941 * options.h (enum Incremental_disposition): Define.
942 (class General_options): Add new options: --incremental,
943 --incremental_changed, --incremental_unchanged,
944 --incremental_unknown. Add incremental_disposition_ and
945 implicit_incremental_ fields.
946 (General_options::incremental_disposition): New function.
947 (class Position_dependent_options): Add incremental_disposition
948 option.
949 (Position_dependent_options::copy_from_options): Set incremental
950 dispositions.
951 * options.cc (General_options::parse_incremental_changed): New
952 function.
953 (General_options::parse_incremental_unchanged): New function.
954 (General_options::parse_incremental_unknown): New function.
955 (General_options::General_options): Initialize new fields
956 incremental_disposition_ and implicit_incremental_.
957 (General_options::finalize): Check for uasge of --incremental-*
958 without --incremental.
959
f073bbf7
CD		 9602009-02-06 Chris Demetriou <cgd@google.com>
961
962 * gold.h (gold_undefined_symbol): Change to take only a Symbol
963 pointer and to report location as the file name associated with
964 the symbol.
965 (gold_undefined_symbol_at_location): New function to replace the
966 old gold_undefined_symbol functionality.
967 * target-reloc.h (relocate_section): Update to use
968 gold_undefined_symbol_at_location.
969 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
970 Call gold_undefined_symbol function rather than gold_error.
971 * errors.h (Errors::undefined_symbol): Take location as a
972 string, rather than calculating it from a relocation.
973 * errors.cc (Errors::fatal): Print "fatal error:" before the
974 formatted message.
975 (Errors::error, Errors::error_at_location): Print "error: "
976 before the formatted message.
977 (Errors::undefined_symbol): Take location as a string, rather
978 than calculating it from a relocation.
979 (gold_undefined_symbol_at_location): New function akin to
980 old gold_undefined_symbol, calculates location from relocation.
981 (gold_undefined_symbol): Change to take only a Symbol pointer
982 and to report location as the file name associated with the symbol.
983 * testsuite/debug_msg.sh: Update for changed error messages.
984 * testsuite/undef_symbol.sh: Likewise.
985
8e94a90c
ILT		 9862009-02-04 Duncan Sands <baldrick@free.fr>
987
988 PR 9812
989 * reduced_debug_output.h
990 (Output_reduced_debug_abbrev_section::failed): Use format for
991 gold_warning.
992 (Output_reduced_debug_info_section::faild): Likewise.
993
88a0e15b
ILT		 9942009-01-31 Mikolaj Zalewski <mikolajz@google.com>
995
996 * script.cc (Lazy_demangler): New class.
997 (Version_script_info::get_symbol_version_helper): Demangle a
998 symbol only once.
999
5efc7cd2
CC		 10002009-01-29 Cary Coutant <ccoutant@google.com>
1001
1002 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1003 to __tls_get_addr.
1004 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1005
e0ebcf42
ILT		 10062009-01-28 Ian Lance Taylor <iant@google.com>
1007
5efc7cd2 1008 * version.cc (version_string): Bump to 1.9.
75fe7426 1009
e0ebcf42
ILT		 1010 * gold.h: Include <cstring> and <stdint.h>.
1011 * version.cc: Include <cstdio>.
1012 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1013 warning.
1014 * reduced_debug_output.cc (insert_into_vector): Rename from
1015 Insert_into_vector; change all callers. Use Swap_unaligned to
1016 avoid aliasing issue; remove union since it is unnecessary.
1017
8e2813be 10182009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 1019
1020 * Makefile.am (CCFILES): Add gc.cc.
1021 (HFILES): Add gc.h.
1022 * Makefile.in: Regenerate.
1023 * gold.cc (Gc_runner): New class.
1024 (queue_initial_tasks): Call garbage collection related tasks
1025 when corresponding options are invoked.
1026 (queue_middle_gc_tasks): New function.
1027 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1028 processed early before laying out sections during garbage collection.
1029 * gold.h (queue_middle_gc_tasks): New function.
1030 (is_prefix_of): Move from "layout.cc".
1031 * i386.cc (Target_i386::gc_process_relocs): New function.
1032 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1033 * main.cc (main): Create object of class "Garbage_collection".
1034 * object.cc (Relobj::copy_symbols_data): New function.
1035 (Relobj::is_section_name_included): New function.
1036 (Sized_relobj::do_layout): Allow this function to be called twice
1037 during garbage collection and defer layout of section during the
1038 first call.
1039 * object.h (Relobj::get_symbols_data): New function.
1040 (Relobj::is_section_name_included): New function.
1041 (Relobj::copy_symbols_data): New function.
1042 (Relobj::set_symbols_data): New function.
1043 (Relobj::get_relocs_data): New function.
1044 (Relobj::set_relocs_data): New function.
1045 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1046 (Relobj::gc_process_relocs): New function.
1047 (Relobj::do_gc_process_relocs): New pure virtual function.
1048 (Relobj::sd_): New data member.
1049 (Sized_relobj::is_output_section_offset_invalid): New function.
1050 (Sized_relobj::do_gc_process_relocs): New function.
1051 * options.h (General_options::gc_sections): Modify to not be a no-op.
1052 (General_options::print_gc_sections): New option.
1053 * plugin.cc (Plugin_finish::run): Remove function call to
1054 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1055 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1056 * reloc.cc (Read_relocs::run): Add task to process relocs and
1057 determine unreferenced sections when doing garbage collection.
1058 (Gc_process_relocs): New class.
1059 (Sized_relobj::do_gc_process_relocs): New function.
1060 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1061 sections that are garbage collected.
1062 * reloc.h (Gc_process_relocs): New class.
1063 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1064 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1065 symbols whose corresponding sections are garbage collected.
1066 (Symbol_table::Symbol_table): Add new parameter for the garbage
1067 collection object.
1068 (Symbol_table::gc_mark_undef_symbols): New function.
1069 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1070 (Symbol_table::gc_mark_dyn_syms): New function.
1071 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1072 as garbage.
1073 (Symbol_table::add_from_object): Likewise.
1074 (Symbol_table::add_from_relobj): When building shared objects, do not
1075 treat externally visible symbols as garbage.
1076 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1077 table information for static and relocatable links.
1078 * symtab.h (Symbol_table::set_gc): New function.
1079 (Symbol_table::gc): New function.
1080 (Symbol_table::gc_mark_undef_symbols): New function.
1081 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1082 (Symbol_table::gc_mark_dyn_syms): New function.
1083 (Symbol_table::gc_): New data member.
1084 * target.h (Sized_target::gc_process_relocs): New pure virtual
1085 function.
1086 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1087 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1088
3b293544
CF		 10892009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1090
1091 * options.h (General_options::gc_sections): Define as a no-op for now.
1092 (General_options::no_keep_memory): Ditto.
1093 (General_options::Bshareable): Define.
1094 * options.cc (General_options::finalize): Honor -Bshareable.
1095
83d22aa8
AS		 10962009-01-20 Andreas Schwab <schwab@suse.de>
1097
1098 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1099 read the value in the contents, since we don't use it. Use the
1100 template endianness when writing.
1101 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1102
cd536b21
AS		 11032009-01-19 Andreas Schwab <schwab@suse.de>
1104
1105 * configure.tgt (powerpc64-*): Fix targ_obj.
1106
99e9a495
ILT		 11072009-01-15 Ian Lance Taylor <iant@google.com>
1108
1109 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1110 local symbols when stripping all symbols.
1111
bbbfea06
CC		 11122009-01-14 Cary Coutant <ccoutant@google.com>
1113
99e9a495 1114 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 1115
0f7c0701
CC		 11162009-01-14 Cary Coutant <ccoutant@google.com>
1117
1118 * archive.cc (Archive::get_elf_object_for_member): Remove call
1119 to File_read::claim_for_plugin.
1120 * descriptors.cc (Descriptors::open): Remove reference to
1121 is_claimed.
1122 (Descriptors::claim_for_plugin): Remove.
1123 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1124 (Descriptors::is_claimed): Remove.
1125 (claim_descriptor_for_plugin): Remove.
1126 * fileread.cc (File_read::claim_for_plugin): Remove.
1127 * fileread.h (File_read::claim_for_plugin): Remove.
1128 (File_read::descriptor): Reopen descriptor if necessary.
1129 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1130 (Plugin_manager::all_symbols_read): Add task parameter. Change
1131 all callers.
1132 (Plugin_manager::get_input_file): New function.
1133 (Plugin_manager::release_input_file): New function.
1134 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1135 corresponding data member.
1136 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1137 and pass to base constructor. Change all callers.
1138 (get_input_file, release_input_file): New functions.
1139 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1140 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1141 (Plugin_manager::all_symbols_read): Add task parameter.
1142 (Plugin_manager::get_input_file): New function.
1143 (Plugin_manager::release_input_file): New function.
1144 (Plugin_manager::task_): New data member.
1145 (Pluginobj::Pluginobj): Add filesize parameter.
1146 (Pluginobj::filename): New function.
1147 (Pluginobj::descriptor): New function.
1148 (Pluginobj::filesize): New function.
1149 (Pluginobj::filesize_): New data member.
1150 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1151 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1152 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1153
1154 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1155 with archive libraries.
1156 * testsuite/Makefile.in: Regenerate.
1157 * testsuite/plugin_test.c (struct sym_info): New type.
1158 (get_input_file, release_input_file): New static variables.
1159 (onload): Capture new transfer vector entries.
1160 (claim_file_hook): Stop reading at end of file according to filesize.
1161 Factor out parsing of readelf output into separate function.
1162 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1163 APIs and get the source file name from the symbol table. Convert
1164 source file name to corresponding object file name. Print info
1165 message when adding new input files.
1166 (parse_readelf_line): New function.
1167 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1168 * testsuite/plugin_test_2.sh: Likewise.
1169 * testsuite/plugin_test_3.sh: Likewise.
1170 * testsuite/plugin_test_4.sh: New test case.
1171
62a6d109
ILT		 11722009-01-07 Ian Lance Taylor <iant@google.com>
1173
1174 * version.cc (version_string): Bump to 1.8.
1175
483620e8
CC		 11762008-12-23 Cary Coutant <ccoutant@google.com>
1177
1178 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1179 * plugin.cc (Plugin_manager::finish): Rename as
1180 layout_deferred_objects. Move cleanup to separate function.
1181 (Plugin_manager::cleanup): New function.
1182 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1183 separately.
1184 * plugin.h (Plugin_manager::finish): Rename as
1185 layout_deferred_objects.
1186 (Plugin_manager::cleanup): New function.
1187 (Plugin_manager::cleanup_done): New field.
1188
d66a9eb3
CC		 11892008-12-23 Cary Coutant <ccoutant@google.com>
1190
1191 * plugin.cc (is_visible_from_outside): New function.
1192 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1193 so we don't return "IR only" status for exported symbols or -r links.
1194
1195 * testsuite/Makefile.am (plugin_test_3): New test case.
1196 * testsuite/Makefile.in: Regenerate.
1197 * testsuite/plugin_test_3.sh: New file.
1198
5995b570
CC		 11992008-12-22 Cary Coutant <ccoutant@google.com>
1200
1201 * object.cc (Sized_relobj::layout_section): New function.
1202 (Sized_relobj::do_layout): Defer layout of input sections until after
1203 plugin has provided replacement files.
1204 (Sized_relobj::do_layout_deferred_sections): New function.
1205 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1206 (Relobj::layout_deferred_sections): New function.
1207 (Relobj::do_layout_deferred_sections): New function.
1208 (Sized_relobj::do_layout_deferred_sections): New function.
1209 (Sized_relobj::layout_section): New function.
1210 (Sized_relobj::Deferred_layout): New structure.
1211 (Sized_relobj::deferred_layout_): New field.
1212 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1213 Change all callers. Layout deferred sections.
1214 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1215 references.
1216 (Plugin_hook::run): Move code from do_plugin_hook inline.
1217 (Plugin_hook::do_plugin_hook): Remove.
1218 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1219 (Plugin_manager::finish): Renamed, was cleanup.
1220 (Plugin_manager::should_defer_layout): New function.
1221 (Plugin_manager::add_deferred_layout_object): New function.
1222 (Plugin_manager::Deferred_layout_list): New type.
1223 (Plugin_manager::deferred_layout_objects_): New field.
1224 (Plugin_hook::do_plugin_hook): Remove.
1225
ee769c88
ILT		 12262008-12-17 Ian Lance Taylor <iant@google.com>
1227
1228 * options.h (class General_options): Add --no case for
1229 --export-dynamic.
1230
abc8dcba
CC		 12312008-12-16 Cary Coutant <ccoutant@google.com>
1232
1233 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1234 vector.
1235 (Plugin_manager::claim_file): Create plugin object even if
1236 plugin did not call the add_symbols callback.
1237 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1238 asking for more symbols than were added.
1239 * testsuite/Makefile.am (plugin_test_1): Add test case with
1240 no global symbols.
1241 (empty.syms): New target.
1242 * testsuite/Makefile.in: Regenerate.
1243 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1244 message. Don't call add_symbols if no globals.
1245 (all_symbols_read_hook): Don't provide replacement for empty
1246 claimed file.
1247
b0074644
ILT		 12482008-12-12 Ian Lance Taylor <iant@google.com>
1249
68943102
ILT		 1250 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1251 r_type == 0 for a local symbol with r_sym == 0.
1252 (scan_relocatable_relocs): Pass r_sym to
1253 local_non_section_strategy.
1254 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1255 r_sym parameter.
1256
b0074644
ILT		 1257 * configure.ac: Update test for TLS descriptors: they are
1258 supported as of glibc 2.9.
1259 * configure: Rebuild.
1260
c2508178
ILT		 12612008-12-11 Ian Lance Taylor <iant@google.com>
1262
1263 PR 7091
1264 * target-reloc.h (Default_scan_relocatable_relocs): For each
1265 function, map r_type == 0 to RELOC_DISCARD.
1266
2756a258
CC		 12672008-12-10 Cary Coutant <ccoutant@google.com>
1268
1269 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1270 object to override a kept COMDAT group from a plugin object.
1271
bb6f53d3
ILT		 12722008-12-09 Ian Lance Taylor <iant@google.com>
1273
fbc558e1
ILT		 1274 PR 7088
1275 * yyscript.y (file_cmd): Handle INPUT.
1276
bb6f53d3
ILT		 1277 * testsuite/initpri1.c: Change all declarations to be full
1278 prototypes by adding void, to avoid compiler warnings.
1279
4674ecfc
CC		 12802008-12-05 Rafael Avila de Espindola <espindola@google.com>
1281
1282 * options.cc (General_options::parse_plugin_opt): New.
1283 (General_options::add_plugin): The argument now is just the filename.
1284 (General_options::add_plugin_option): New.
1285 * options.h (plugin_opt): New.
1286 (add_plugin): Change argument name.
1287 (add_plugin_option): New.
1288 * plugin.cc (Plugin::load): Don't parse the plugin option.
1289 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1290 (Plugin::add_option): New.
1291 (Plugin::args_): Change type.
1292 (Plugin::filename_): New.
1293 (Plugin_manager::add_plugin_option): New.
1294 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1295 * testsuite/Makefile.in: Regenerate.
1296
fd06b4aa
CC		 12972008-12-05 Cary Coutant <ccoutant@google.com>
1298
1299 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1300 Handle --strip-lto-sections option.
1301 * options.h (strip_lto_sections): New option.
1302
6c52134c
CC		 13032008-12-01 Cary Coutant <ccoutant@google.com>
1304
1305 * plugin.cc (ld_plugin_message): Change format parameter to const.
1306 Fix mismatch between new[] and delete.
1307
a45248e0
CC		 13082008-11-14 Cary Coutant <ccoutant@google.com>
1309
1310 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1311 instead of -1U.
1312
c82fbeee
CS		 13132008-11-05 Craig Silverstein <csilvers@google.com>
1314
1315 * options.cc (General_options::parse_dynamic_list): New function.
1316 * options.h (General_options): New flags dynamic_list,
1317 dynamic_list_data, dynamic_list_cpp_new, and
1318 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1319 (General_options::in_dynamic_list): New function.
1320 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1321 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1322 (Lex::can_continue_name): Likewise.
1323 (yylex): Likewise.
1324 (read_script_file): New parameter script_options.
1325 (read_dynamic_list): New function.
1326 (Script_options::define_dynamic_list): New function.
1327 (dynamic_list_keyword_parsecodes): New variable.
1328 (dynamic_list_keywords): New variable.
1329 * script.h (Script_options::define_dynamic_list): New function
1330 prototype.
1331 (read_dynamic_list): New function prototype.
1332 * symtab.cc (strprefix): New macro.
1333 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1334 dynamic_list_data, dynamic_list_cpp_new, and
1335 dynamic_list_cpp_typeinfo.
1336 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1337 (dynamic_list_expr): New rule.
1338 (dynamic_list_nodes): Likewise.
1339 (dynamic_list_node): Likewise.
1340 * testsuite/Makefile.am (dynamic_list): New test.
1341 * testsuite/Makefile.in: Regenerated.
1342 * testsuite/dynamic_list.t: New file.
1343 * testsuite/dynamic_list.sh: New file.
1344
e0bb29a5
CS		 13452008-11-05 Craig Silverstein <csilvers@google.com>
1346
1347 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1348 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1349 (t11_last): Likewise.
1350 * testsuite/ver_test_6.c (main): Likewise.
1351
4e1e25e0
CC		 13522008-10-07 Cary Coutant <ccoutant@google.com>
1353
1354 * options.c (General_options::finalize): Add check for -static and
1355 -shared.
1356 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1357 is not empty.
1358
92f03fcb
CC		 13592008-10-02 Cary Coutant <ccoutant@google.com>
1360
1361 * plugin.cc (make_sized_plugin_object): Fix conditional
1362 compilation to work when not all targets are enabled.
1363
fbd8a257
CC		 13642008-09-29 Cary Coutant <ccoutant@google.com>
1365
1366 * archive.cc (Archive::get_file_and_offset): Use filename instead
1367 of name to get library path.
1368 (Archive::include_member): Unlock external member of a thin archive.
1369
1370 * testsuite/Makefile.am (TEST_AR): New variable.
1371 (thin_archive_test_1): New test.
1372 (thin_archive_test_2): New test.
81636b3f
CC		 1373 * testsuite/Makefile.in: Regenerate.
1374 * testsuite/thin_archive_main.cc: New file.
1375 * testsuite/thin_archive_test_1.cc: New file.
1376 * testsuite/thin_archive_test_2.cc: New file.
1377 * testsuite/thin_archive_test_3.cc: New file.
1378 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1379
eff45813
CC		 13802008-09-29 Cary Coutant <ccoutant@google.com>
1381
1382 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1383 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1384 instead of -1U.
1385 (Sized_relobj::do_finalize_local_symbols): Likewise.
1386 (Sized_relobj::map_to_kept_section): Likewise.
1387 * object.h (Sized_relobj::invalid_address): New constant.
1388 (Sized_relobj::do_output_section_offset): Check for invalid_address
1389 and return -1ULL.
1390 * output.cc (Output_reloc::local_section_offset): Use constant
1391 invalid_address instead of -1U.
1392 (Output_reloc::get_address): Likewise.
1393 (Output_section::output_address): Change -1U to -1ULL.
1394 * output.h (Output_reloc::invalid_address): New constant.
1395 * reloc.cc (Sized_relobj::write_sections): Use constant
1396 invalid_address instead of -1U.
1397 (Sized_relobj::relocate_sections): Likewise.
1398 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1399 values for merge sections.
1400 * target-reloc.h (relocate_for_relocatable): Use constant
1401 invalid_address instead of -1U.
1402
89fc3421
CC		 14032008-09-19 Cary Coutant <ccoutant@google.com>
1404
1405 Add plugin functionality for link-time optimization (LTO).
1406 * configure.ac (plugins): Add --enable-plugins option.
1407 * configure: Regenerate.
1408 * config.in: Regenerate.
1409 * Makefile.am (LIBDL): New variable.
1410 (CCFILES): Add plugin.cc.
1411 (HFILES): Add plugin.h.
1412 (ldadd_var): Add LIBDL.
1413 * Makefile.in: Regenerate.
1414
1415 * archive.cc: Include "plugin.h".
1416 (Archive::setup): Don't preread archive symbols when using a plugin.
1417 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1418 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1419 files.
1420 (Archive::include_member): Add symbols from plugin objects.
1421 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1422 * descriptors.cc (Descriptors::open): Check for file descriptors
1423 abandoned by plugins.
1424 (Descriptors::claim_for_plugin): New function.
1425 * descriptors.h (Descriptors::claim_for_plugin): New function.
1426 (Open_descriptor::is_claimed): New field.
1427 (claim_descriptor_for_plugin): New function.
1428 * fileread.cc (File_read::claim_for_plugin): New function.
1429 * fileread.h (File_read::claim_for_plugin): New function.
1430 (File_read::descriptor): New function.
1431 * gold.cc: Include "plugin.h".
1432 (queue_initial_tasks): Add task to call plugin hooks for generating
1433 new object files.
1434 * main.cc: Include "plugin.h".
1435 (main): Load plugin libraries.
1436 * object.h (Pluginobj): Declare.
1437 (Object::pluginobj): New function.
1438 (Object::do_pluginobj): New function.
1439 (Object::set_target): New function.
1440 * options.cc: Include "plugin.h".
1441 (General_options::parse_plugin): New function.
1442 (General_options::General_options): Initialize plugins_ field.
1443 (General_options::add_plugin): New function.
1444 * options.h (Plugin_manager): Declare.
1445 (General_options): Add --plugin option.
1446 (General_options::has_plugins): New function.
1447 (General_options::plugins): New function.
1448 (General_options::add_plugin): New function.
1449 (General_options::plugins_): New field.
1450 * plugin.cc: New file.
1451 * plugin.h: New file.
1452 * readsyms.cc: Include "plugin.h".
1453 (Read_symbols::do_read_symbols): Check for archive before checking
1454 for ELF file. Call plugin hooks to claim files.
1455 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1456 from a real object file; force override when processing replacement
1457 files.
1458 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1459 (Symbol::init_base_object): Likewise.
1460 (Symbol::init_base_output_data): Likewise.
1461 (Symbol::init_base_output_segment): Likewise.
1462 (Symbol::init_base_constant): Likewise.
1463 (Symbol::init_base_undefined): Likewise.
1464 (Symbol::output_section): Assert that object is not a plugin.
1465 (Symbol_table::add_from_pluginobj): New function.
1466 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1467 undefined.
1468 (Symbol_table::sized_write_globals): Likewise.
1469 (Symbol_table::add_from_pluginobj): Instantiate template.
1470 * symtab.h (Sized_pluginobj): Declare.
1471 (Symbol::in_real_elf): New function.
1472 (Symbol::set_in_real_elf): New function.
1473 (Symbol::in_real_elf_): New field.
1474 (Symbol_table::add_from_pluginobj): New function.
1475
1476 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1477 (LIBDL): New variable.
1478 (LDADD): Add LIBDL.
1479 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1480 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1481 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1482 (MOSTLYCLEANFILES): Likewise.
1483 * testsuite/Makefile.in: Regenerate.
1484 * testsuite/plugin_test.c: New file.
1485 * testsuite/plugin_test_1.sh: New file.
1486 * testsuite/plugin_test_2.sh: New file.
1487
de31bda5
ILT		 14882008-09-16 Ian Lance Taylor <iant@google.com>
1489
9c2d0ef9
ILT		 1490 * target-reloc.h (relocate_section): Check whether a symbol is
1491 defined by the ABI before reporting an undefined symbol error.
1492 * target.h (Target::is_defined_by_abi): Make parameter const.
1493 (Target::do_is_defined_by_abi): Likewise.
1494 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1495 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1496 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1497 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1498 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1499 * testsuite/Makefile.in: Rebuild.
1500
de31bda5
ILT		 1501 * fileread.cc (make_view): Add casts to avoid warning.
1502
9fa33bee
AO		 15032008-09-16 Alexandre Oliva <aoliva@redhat.com>
1504
1505 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1506 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1507
183fd0e3
AO		 15082008-09-16 Alexandre Oliva <aoliva@redhat.com>
1509
1510 * options.h (General_options::output_is_executable): New.
1511 (General_options::output_is_pie): New.
1512 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1513 for shared libraries.
1514 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1515
7be8330a
CD		 15162008-09-11 Chris Demetriou <cgd@google.com>
1517
1518 * options.h (origin): New -z option.
1519 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1520 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1521 in DT_FLAGS_1.
1522
a9caad02
CC		 15232008-09-05 Cary Coutant <ccoutant@google.com>
1524
1525 * fileread.cc (File_read::make_view): Add check for attempt to map
1526 beyond end of file.
1527
ae6dce4d
CC		 15282008-09-05 Cary Coutant <ccoutant@google.com>
1529
1530 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1531 explicit instantiations.
1532
d7ab2a47
KVH		 15332008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1534
1535 PR gold/6858
1536 * options.cc (General_options::finalize): Allow undefined symbols
1537 in shlibs if linking -shared.
1538
1539 PR gold/6859
1540 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1541 symbols as not needing a dynsym entry.
1542
1e52a9c1
CS		 15432008-08-20 Craig Silverstein <csilvers@google.com>
1544
1545 * fileread.cc (File_read::open): Do not lock the file unless it
1546 was successfully opened.
1547
d85c80a3
CC		 15482008-08-14 Cary Coutant <ccoutant@google.com>
1549
1550 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1551 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1552 * testsuite/tls_test.cc (struct int128): 128-bit struct
1553 for testing TLS relocs with non-zero addend.
1554 (v12): New TLS variable.
1555 (t12): New test.
1556 (t_last): Add check for v12.
1557 * testsuite/tls_test.h (t12): New function.
1558 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1559
2d924fd9
ILT		 15602008-08-13 Ian Lance Taylor <iant@google.com>
1561
1562 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1563 set tls_segment_ or relro_segment_.
1564 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1565 when appropriate.
1566 * output.h (Output_section::clear_is_relro): New function.
1567 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1568 sections specially even when output_data_ is empty.
1569 (Output_segment::maximum_alignment): When first section is relro,
1570 only force alignment for PT_LOAD segments.
1571 * script.cc (script_data_segment_align): New function.
1572 (script_data_segment_relro_end): New function.
1573 * script-c.h (script_data_segment_align): Declare.
1574 (script_data_segment_relro_end): Declare.
1575 * script-sections.h (class Script_sections): Declare
1576 data_segment_align and data_segment_relro_end. Add fields
1577 segment_align_index_ and saw_relro_end_.
1578 * script-sections.cc (class Sections_element): Add set_is_relro
1579 virtual function. Add new bool* parameter to place_orphan_here.
1580 Add get_output_section virtual function.
1581 (class Output_section_definition): Add set_is_relro. Add new
1582 bool* parameter to place_orphan_here. Add get_output_section.
1583 Add is_relro_ field.
1584 (Output_section_definition::Output_section_definition): Initialize
1585 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1586 and is_relro_ fields.
1587 (Output_section_definition::place_orphan_here): Add is_relro
1588 parameter.
1589 (Output_section_definition::set_section_addresses): Set relro for
1590 output section.
1591 (Output_section_definition::alternate_constraint): Likewise.
1592 (class Orphan_output_section): Add new bool* parameter to
1593 place_orphan_here. Add get_output_section.
1594 (Orphan_output_section::place_orphan_here): Add is_relro
1595 parameter.
1596 (Script_sections::Script_sections): Initialize
1597 data_segment_align_index_ and saw_relro_end_.
1598 (Script_sections::data_segment_align): New function.
1599 (Script_sections::data_segment_relro_end): New function.
1600 (Script_sections::place_orphan): Set or clear is_relro.
1601 (Script_sections::set_section_addresses): Force alignment of first
1602 TLS section.
1603 * yyscript.y (exp): Call script_data_segment_align and
1604 script_data_segment_relro_end.
1605 * testsuite/relro_script_test.t: New file.
1606 * testsuite/relro_test.cc (using_script): Declare.
1607 (t1, t2): Test using_script.
1608 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1609 (relro_script_test_SOURCES): Define.
1610 (relro_script_test_DEPENDENCIES): Define.
1611 (relro_script_test_LDFLAGS): Define.
1612 (relro_script_test_LDADD): Define.
1613 (relro_script_test.so): New target.
1614 * testsuite/Makefile.in: Rebuild.
1615
f827c9a9
CC		 16162008-08-06 Cary Coutant <ccoutant@google.com>
1617
1618 * archive.cc (Archive::total_archives, Archive::total_members)
1619 (Archive::total_members_loaded): New variables.
1620 (Archive::setup): Add parameter. Add option to preread
1621 archive symbols.
1622 (Archive::read_armap): Add counter.
1623 (Archive::get_file_and_offset): New function.
1624 (Archive::get_elf_object_for_member): New function.
1625 (Archive::read_all_symbols): New function.
1626 (Archive::read_symbols): New function.
1627 (Archive::add_symbols): Add counters.
1628 (Archive::include_all_members): Use armap to find members if it's
1629 already built.
1630 (Archive::include_member): Skip reading symbols if already read.
1631 Factored code into Archive::get_file_and_offset and
1632 Archive::get_elf_object_for_member. Changed call to
1633 Mapfile::report_include_archive_member.
1634 (Archive::print_stats): New function.
1635 * archive.h: Declare Object and Read_symbols_data classes.
1636 (Archive::Archive): Add initializers for new members.
1637 (Archive::setup): Add parameter.
1638 (Archive::print_stats): New function.
1639 (Archive::total_archives, Archive::total_members)
1640 (Archive::total_members_loaded): New variables.
1641 (Archive::get_file_and_offset): New function.
1642 (Archive::get_elf_object_for_member): New function.
1643 (Archive::read_all_symbols): New function.
1644 (Archive::read_symbols): New function.
1645 (Archive::Archive_member): New class.
1646 (Archive::members_): New member.
1647 (Archive::num_members_): New member.
1648 * main.cc: Include archive.h.
1649 (main): Call Archive::print_stats.
1650 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1651 archive parameter; member_name is now the fully-decorated name.
1652 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1653 * options.h: (General_options): Add --preread-archive-symbols option.
1654 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1655 Archive::setup.
1656
de4c45bd
ILT		 16572008-08-04 Ian Lance Taylor <iant@google.com>
1658
1659 * symtab.h (Symbol::use_plt_offset): New function.
1660 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1661 * powerpc.cc (Relocate::relocate): Likewise.
1662 * sparc.cc (Relocate::relocate): Likewise.
1663 * x86_64.cc (Relocate::relocate): Likewise.
1664 * testsuite/weak_plt.sh: New test.
1665 * testsuite/weak_plt_main.cc: New test.
1666 * testsuite/weak_plt_shared.cc: New test.
1667 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1668 (check_PROGRAMS): Add weak_plt.
1669 (check_DATA): Add weak_plt_shared.so.
1670 (weak_plt_main_pic.o, weak_plt): New targets.
1671 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1672 * testsuite/Makefile.in: Rebuild.
1673
1674 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1675 gcctestdir/ld.
1676 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1677 * testsuite/Makefile.in: Rebuild.
1678
323ee3f4
AM		 16792008-08-04 Alan Modra <amodra@bigpond.net.au>
1680
1681 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1682 * Makefile.in: Regenerate.
1683 * po/POTFILES.in: Regenerate.
1684
7c07ecec
ILT		 16852008-07-29 Ian Lance Taylor <iant@google.com>
1686
1687 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1688 symbols before other symbols.
1689 * testsuite/script_test_2.cc (test_addr): Declare.
1690 (test_addr_alias): Declare.
1691 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1692 values.
7c07ecec
ILT		 1693 * testsuite/script_test_2.t: Define test_addr_alias and
1694 test_addr.
1695
5778530e
ILT		 16962008-07-24 Ian Lance Taylor <iant@google.com>
1697
2a00e4fb
ILT		 1698 PR 5990
1699 * descriptors.cc: New file.
1700 * descriptors.h: New file.
1701 * gold-threads.h (class Hold_optional_lock): New class.
1702 * fileread.cc: Include "descriptors.h".
1703 (File_read::~File_read): Release descriptor rather than closing
1704 it.
1705 (File_read::open) [file]: Call open_descriptor rather than open.
1706 Set is_descriptor_opened_.
1707 (File_read::open) [memory]: Assert that descriptor is not open.
1708 (File_read::reopen_descriptor): New function.
1709 (File_read::release): Release descriptor.
1710 (File_read::do_read): Make non-const. Reopen descriptor.
1711 (File_read::read): Make non-const.
1712 (File_read::make_view): Reopen descriptor.
1713 (File_read::do_readv): Likewise.
1714 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1715 Update declarations.
1716 * layout.cc: Include "descriptors.h".
1717 (Layout::create_build_id): Use open_descriptor rather than open.
1718 * output.cc: Include "descriptors.h".
1719 (Output_file::open): Use open_descriptor rather than open.
1720 * archive.cc (Archive::const_iterator): Change Archive to be
1721 non-const.
1722 (Archive::begin, Archive::end): Make non-const.
1723 (Archive::count_members): Likewise.
1724 * archive.h (class Archive): Update declarations.
1725 * object.h (Object::read): Make non-const.
1726 * Makefile.am (CCFILES): Add descriptors.cc.
1727 (HFILES): Add descriptors.h.
1728 * Makefile.in: Rebuild.
1729
801647d1
ILT		 1730 PR 6716
1731 * gold.h: Always include <clocale>. Add Solaris workarounds
1732 following code in binutils/sysdep.h.
1733
5edd166e
ILT		 1734 PR 6048
1735 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1736 this->eh_frame_hdr_ is NULL before using it.
1737
c89ad728
ILT		 1738 * dynobj.cc (Versions::Versions): Update comment.
1739
aa86f06b
ILT		 1740 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1741 the base version name.
1742
5778530e
ILT		 1743 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1744 array size plus one.
1745 (Stringpool_template::set_string_offsets): Subtract one from key
1746 before using it as an array index.
1747 (Stringpool_template::get_offset_with_length): Likewise.
1748 (Stringpool_template::write_to_buffer): Likewise.
1749 * stringpool.h (Stringpool_template::get_offset_from_key):
1750 Likewise.
1751
057ead22
ILT		 17522008-07-23 Ian Lance Taylor <iant@google.com>
1753
7f649c59
ILT		 1754 PR 6658
1755 * object.h (Merged_symbol_value::value): Do our best to handle a
1756 negative addend.
1757
057ead22
ILT		 1758 PR 6647
1759 * script.cc (Version_script_info::get_versions): Don't add empty
1760 version tag to return value.
1761 (Version_script_info::get_symbol_version_helper): Change return
1762 type to bool. Add pversion parameter. Change all callers.
1763 (script_register_vers_node): Don't require a non-NULL tag.
1764 * script.h (class Version_script_info): Update declarations.
1765 (Version_script_info::get_symbol_version): Change return type to
1766 bool. Add version parameter. Change all callers.
1767 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1768 handling. Handle an empty version from a version script.
1769 (Symbol_table::define_special_symbol): Likewise.
1770 * testsuite/ver_test_10.script: New file.
1771 * testsuite/ver_test_10.sh: New file.
1772 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1773 (check_DATA): Add ver_test_10.syms.
1774 (ver_test_10.syms, ver_test_10.so): New target.
1775 * testsuite/Makefile.in: Rebuild.
1776
58e54ac2
CD		 17772008-07-23 Simon Baldwin <simonb@google.com>
1778
1779 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1780 to zero for undefined symbols from dynamic libraries.
1781
95d14cd3
ILT		 17822008-07-23 Ian Lance Taylor <iant@google.com>
1783
1784 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1785 Change all callers.
1786 * symtab.h (class Symbol_table): Update declaration.
1787 * testsuite/ver_test_9.cc: New file.
1788 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1789 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1790 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1791 (ver_test_9.so, ver_test_9.o): New targets.
1792 * testsuite/Makefile.in: Rebuild.
1793
92de84a6
ILT		 17942008-07-22 Ian Lance Taylor <iant@google.com>
1795
34810851
ILT		 1796 * options.h (class General_options): Define --check-sections.
1797 * layout.cc (Layout::set_segment_offsets): Handle
1798 --check-sections.
1799
af6156ef
ILT		 1800 * options.h (class General_options): Define -n/--nmagic and
1801 -N/--omagic.
1802 * options.cc (General_options::finalize): For -n/--nmagic or
1803 -N/--omagic, set -static.
1804 * layout.cc (Layout::attach_allocated_section_to_segment): If
1805 -N/--omagic, don't put read-only and read-write sections in
1806 different segments.
1807 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1808 finding a read-only segment.
1809 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1810 don't set the minimum segment alignment to the common page size,
1811 and don't set the file offset to the address modulo the page size.
1812 * script-sections.cc (Script_sections::create_segments): If
1813 -n/--omagic, don't put read-only and read-write sections in
1814 different segments.
1815
92de84a6
ILT		 1816 * cref.cc: New file.
1817 * cref.h: New file.
1818 * options.h (class General_options): Add --print-symbol-counts.
1819 * main.cc (main): Issue defined symbol report if requested.
1820 * archive.cc (Archive::interpret_header): Make into a const member
1821 function.
1822 (Archive::add_symbols): Call Input_objects::archive_start and
1823 archive_stop.
1824 (Archive::const_iterator): Define new class.
1825 (Archive::begin, Archive::end): New functions.
1826 (Archive::include_all_members): Rewrite to use iterator.
1827 (Archive::count_members): New function.
1828 * archive.h (class Archive): Update declarations.
1829 (Archive::filename): New function.
1830 * object.cc: Include "cref.h".
1831 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1832 (Sized_relobj::do_get_global_symbol_counts): New function.
1833 (Input_objects::add_object): Add object to cross-referencer.
1834 (Input_objects::archive_start): New function.
1835 (Input_objects::archive_stop): New function.
1836 (Input_objects::print_symbol_counts): New function.
1837 * object.h: Declare Cref and Archive.
1838 (Object::get_global_symbol_counts): New function.
1839 (Object::do_get_global_symbol_counts): New pure virtual function.
1840 (class Sized_relobj): Add defined_count_ field. Update
1841 declarations.
1842 (class Input_objects): Add cref_ field. Update constructor.
1843 Update declarations.
1844 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1845 defined_count_.
1846 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1847 symbol counts.
1848 (Sized_dynobj::do_get_global_symbol_counts): New function.
1849 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1850 defined_count_. Update declarations. Define Symbols typedef.
1851 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1852 parameter. Change all callers.
1853 (Symbol_table::add_from_dynobj): Add sympointers and defined
1854 parameters. Change all callers.
1855 * symtab.h (class Symbol_table): Update declarations.
1856 * Makefile.am (CCFILES): Add cref.cc.
1857 (HFILES): Add cref.h.
1858 * Makefile.in: Rebuild.
1859
3f7c5e1d
CD		 18602008-07-22 Simon Baldwin <simonb@google.com>
1861
1862 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1863 to zero when writing undefined symbols.
1864
e0b64032
ILT		 18652008-07-22 Ian Lance Taylor <iant@google.com>
1866
1867 * output.cc (Output_section::add_input_section): Don't try to
1868 merge empty merge sections.
1869
096b02cf
CS		 18702008-07-21 Craig Silverstein <csilvers@google.com>
1871
1872 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1873 Include symbol version in error message.
cd536b21 1874
1d1f116d
CD		 18752008-07-20 Chris Demetriou <cgd@google.com>
1876
cd536b21 1877 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1878 (RANDOM_SEED_CFLAGS): New substituted variable.
1879 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1880 * configure: Rebuild.
1881 * Makefile.in: Likewise.
1882 * testsuite/Makefile.in: Likewise.
1883
a18f591e
ILT		 18842008-07-18 Ian Lance Taylor <iant@google.com>
1885
1886 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1887 where we see NAME/NULL and NAME/VERSION as separate symbols.
1888 * testsuite/ver_test_main.cc (main): Call t4.
1889 (t4, t4_2a): Define.
1890 * testsuite/ver_test_2.cc (t4_2): Define.
1891 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1892 * testsuite/ver_test_4.cc (t4_2a): Define.
1893 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1894 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1895
c6e3f6ed
ILT		 18962008-07-17 Ian Lance Taylor <iant@google.com>
1897
1898 * dynobj.cc (Versions::add_def): If we give an error about a
1899 missing version, go ahead and create the version anyhow.
1900
ef9beddf
ILT		 19012008-07-10 Ian Lance Taylor <iant@google.com>
1902
1903 Handle output sections with more than 0x7fffffff bytes.
1904 * object.h (class Relobj): Change map_to_output_ to
1905 output_sections_, and just keep a section pointer. Change all
1906 uses. Move comdat group support to Sized_relobj.
1907 (Relobj::is_section_specially_mapped): Remove.
1908 (Relobj::output_section): Remove poff parameter. Change all
1909 callers.
1910 (Relobj::output_section_offset): New function.
1911 (Relobj::set_section_offset): Rewrite.
1912 (Relobj::map_to_output): Remove.
1913 (Relobj::output_sections): New function.
1914 (Relobj::do_output_section_offset): New pure virtual function.
1915 (Relobj::do_set_section_offset): Likewise.
1916 (class Sized_relobj): Add section_offsets_ field. Add comdat
1917 group support from Relobj. Update declarations.
1918 (Sized_relobj::get_output_section_offset): New function.
1919 (Sized_relobj::do_output_section_offset): New function.
1920 (Sized_relobj::do_set_section_offset): New function.
1921 * object.cc (Relobj::output_section_address): Remove.
1922 (Sized_relobj::Sized_relobj): Initialize new fields.
1923 (Sized_relobj::include_section_group): Cast find_kept_object to
1924 Sized_relobj.
1925 (Sized_relobj::include_linkonce_section): Likewise.
1926 (Sized_relobj::do_layout): Use separate arrays for output section
1927 and output offset.
1928 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1929 output_sections.
1930 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1931 output_sections and section_offsets.
1932 (Sized_relobj::write_local_symbols): Likewise.
1933 (map_to_kept_section): Compute output address directly.
1934 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1935 output_sections and section_offsets.
1936 (Sized_relobj::write_sections): Likewise.
1937 (Sized_relobj::relocate_sections): Likewise.
1938 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1939 * output.h (class Output_reloc): Update declarations. Change
1940 u2_.relobj to Sized_relobj*.
1941 (class Output_data_reloc): Change add functions to use
1942 Sized_relobj*.
1943 * output.cc (Output_reloc::Output_reloc): Change relobj to
1944 Sized_relobj*.
1945 (Output_reloc::local_section_offset): Change return type to
1946 Elf_Addr. Use get_output_section_offset.
1947 (Output_reloc::get_address): Likewise.
1948 (Output_section::is_input_address_mapped): Don't call
1949 is_section_specially_mapped.
1950 (Output_section::output_offset): Likewise.
1951 (Output_section::output_address): Likewise.
1952 (Output_section::starting_output_address): Likewise.
1953 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1954 parameter to Sized_relobj*.
1955 (Copy_relocs::need_copy_reloc): Likewise.
1956 (Copy_relocs::save): Likewise.
1957 * copy-relocs.h (class Copy_relocs): Update declarations.
1958 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1959 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1960 * target-reloc.h (relocate_for_relocatable): Change
1961 offset_in_output_section type to Elf_Addr. Change code that uses
1962 it as well.
1963 * layout.cc (Layout::layout): Always set *off.
1964 * mapfile.cc (Mapfile::print_input_section): Use
1965 output_section_offset.
1966 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1967 Sized_relobj*.
1968 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1969 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1970 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1971
5cb66f97
ILT		 19722008-07-03 Ian Lance Taylor <iant@google.com>
1973
1974 * layout.cc (Layout::include_section): Do not discard unrecognized
1975 SHT_STRTAB sections.
1976
afe47622
CS		 19772008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1978
1979 * script.cc (Lex::can_continue_name): Make '?' allowable in
1980 version-script names.
1981 * testsuite/version_script.map: Change glob pattern to use '?'
1982
5adf9721
ILT		 19832008-06-30 Manish Singh <yosh@gimp.org>
1984
1985 PR 6585
1986 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1987 Correct typo.
1988
e6fde208
ILT		 19892008-06-30 Ian Lance Taylor <iant@google.com>
1990
1991 PR 6660
1992 PR 6682
1993 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1994 versions]: Don't try to read the value in the contents, since we
1995 don't use it. Use the template endianness when writing.
1996
3f2e6a2d
CC		 19972008-06-25 Cary Coutant <ccoutant@google.com>
1998
1999 * fileread.cc (File_read::make_view): Assert on zero-length view.
2000 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2001 symbol table when there are no symbols to read.
2002
c43d3a48
CS		 20032008-06-23 Craig Silverstein <csilvers@google.com>
2004
2005 * version.cc (version_string): Bump to 1.7
2006
5f494ea0
CS		 20072008-06-18 Craig Silverstein <csilvers@google.com>
2008
2009 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2010 constant 0xFFFF to type Valtype.
2011 (Powerpc_relocate_functions::rel16_ha): Likewise.
2012
c42e122e
ILT		 20132008-06-17 Ian Lance Taylor <iant@google.com>
2014
f34787f8
ILT		 2015 * output.h (Output_section::Input_section): Initialize p2align_ to
2016 zero for Output_section_data constructors.
2017 (Output_section::Input_section::addralign): If not an input
2018 section, return the alignment of the Output_section_data.
2019 * testsuite/copy_test.cc: New file.
2020 * testsuite/copy_test_1.cc: New file.
2021 * testsuite/copy_test_2.cc: New file.
2022 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2023 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2024 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2025 (copy_test_1_pic.o, copy_test_1.so): New targets.
2026 (copy_test_2_pic.o, copy_test_2.so): New targets.
2027 * testsuite/Makefile.in: Rebuild.
2028
c42e122e
ILT		 2029 * script-sections.cc (Script_sections::place_orphan): Initialize
2030 local variable exact.
2031
ce3ac18a
DE		 20322008-06-13 David Edelsohn <edelsohn@gnu.org>
2033
2034 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2035
42cacb20
DE		 20362008-06-12 David Edelsohn <edelsohn@gnu.org>
2037 David S. Miller <davem@davemloft.net>
2038
2039 * powerpc.cc: New file.
2040 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2041 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2042 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2043 * Makefile.in: Rebuild.
2044
7b308235
ILT		 20452008-06-09 Ian Lance Taylor <iant@google.com>
2046
2047 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2048 <exception>.
2049 (throwing, orig_terminate): New static variables.
2050 (terminate_handler): New static function.
2051 (t2): Set terminate handler.
2052
f0b886e3
ILT		 20532008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2054
2055 PR 6584
cd536b21 2056 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 2057 alignment.
2058
3e90f135
CC		 20592008-05-30 Cary Coutant <ccoutant@google.com>
2060
2061 * archive.cc (Archive::include_all_members) Correct to step
2062 over symbol table and extended name table in thin archives.
2063
e09ad04a
ILT		 20642008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2065
2066 PR 6407
2067 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2068 calculation.
2069
62b01cb5
ILT		 20702008-05-28 Caleb Howe <cshowe@google.com>
2071
2072 * reduced_debug_output.cc: New file.
2073 * reduced_debug_output.h: New file.
92de84a6 2074 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 2075 * options.cc (General_options::finalize): Add strip_debug_non_line
2076 to the strip heirarchy.
2077 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2078 fields.
2079 * layout.cc: Include "reduced_debug_output.h".
2080 (Layout::Layout): Initialize new fields.
2081 (line_only_debug_sections): New static array.
2082 (is_lines_only_debug_sections): New static inline function.
2083 (Layout::include_section): Handle --strip-debug-non-line.
2084 (Layout::make_output_section): If --strip-debug-non-line, build
2085 new output sections for .debug_abbrev and .debug_info.
2086 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2087 gold. Warn about possible overflow.
2088 (read_signed_LEB_128): Likewise.
2089 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2090 (read_signed_LEB_128): Declare.
2091 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2092 (HFILES): Add reduced_debug_output.h.
2093 * Makefile.in: Rebuild.
2094
7d9e3d98
ILT		 20952008-05-21 Ian Lance Taylor <iant@google.com>
2096
2097 * mapfile.cc: New file.
2098 * mapfile.h: New file.
2099 * options.h (class General_options): Add -M/--print-map and -Map.
2100 * options.cc (General_options::finalize): Make -M equivalent to
2101 -Map -.
2102 * main.cc: Include <cstdio> and "mapfile.h".
2103 (main): Open mapfile if requested.
2104 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2105 constructor. Change caller.
2106 (queue_initial_tasks): Add mapfile parameter. Change caller.
2107 (queue_middle_tasks): Likewise.
2108 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2109 declarations.
2110 * archive.cc: Include "mapfile.h".
2111 (Archive::add_symbols): Add mapfile parameter. Change all
2112 callers. Pass mapfile, symbol, and reason to include_member.
2113 (Archive::include_all_members): Add mapfile parameter. Change all
2114 callers.
2115 (Archive::include_member): Add mapfile, sym, and why parameters.
2116 Change all callers. Report inclusion to map file.
2117 * archive.h: Include "fileread.h".
2118 (class Archive): Update declarations.
2119 (Archive::file): New const method.
2120 (class Add_archive_symbols): Add mapfile_ field. Update
2121 constructor. Change all callers.
2122 * readsyms.h (class Read_symbols): Likewise.
2123 (class Finish_group): Likewise.
2124 (class Read_script): Likewise.
2125 * common.cc: Include "mapfile.h".
2126 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2127 all callers.
2128 (Symbol_table::do_allocate_commons): Likewise.
2129 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2130 symbol allocation to mapfile.
2131 * common.h (class Allocate_commons_task): Add mapfile_ field.
2132 Update constructor. Change all callers.
2133 * symtab.h (class Symbol_table): Update declarations.
2134 * layout.cc: Include "mapfile.h".
2135 (Layout_task_runner::run): Print information to mapfile.
2136 (Layout::create_gold_note): Change Output_data_fixed_space to
2137 Output_data_zero_fill.
2138 (Layout::create_build_id): Likewise.
2139 (Layout::print_to_mapfile): New function.
2140 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2141 constructor. Change caller.
2142 (class Layout): Declare print_to_mapfile.
2143 * output.cc (Output_section::Input_section::print_to_mapfile): New
2144 function.
2145 (Output_section::add_input_section): If producing a map, always
2146 add to input_sections_ list.
2147 (Output_section::do_print_to_mapfile): New function.
2148 (Output_segment::print_sections_to_mapfile): New function.
2149 (Output_segment::print_section_list_to_mapfile): New function.
2150 * output.h: Include "mapfile.h".
2151 (Output_data::print_to_mapfile): New function.
2152 (Output_data::do_print_to_mapfile): New virtual function.
2153 (Output_segment_headers::do_print_to_mapfile): New function.
2154 (Output_file_header::do_print_to_mapfile): New function.
2155 (Output_data_const::do_print_to_mapfile): New function.
2156 (class Output_data_const_buffer): Add map_name_ field. Update
2157 constructor. Change all callers. Add do_print_to_mapfile
2158 function.
2159 (class Output_data_fixed_space): Likewise.
2160 (class Output_data_space): Likewise.
2161 (class Output_data_zero_fill): New class.
2162 (Output_data_strtab::do_print_to_mapfile): New function.
2163 (Output_data_reloc_base::do_print_to_mapfile): New function.
2164 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2165 (Output_data_group::do_print_to_mapfile): New function.
2166 (Output_data_got::do_print_to_mapfile): New function.
2167 (Output_data_dynamic::do_print_to_mapfile): New function.
2168 (Output_symtab_xindex::do_print_to_mapfile): New function.
2169 (class Output_section): Declare do_print_to_mapflie. Declare
2170 print_to_mapfile in Input_section.
2171 (class Output_segment): Declare new functions.
2172 * object.h (Sized_relobj::symbol_count): New function.
2173 * script-sections.cc
2174 (Output_section_element_dot_assignment::set_section_addresses):
2175 Change Output_data_fixed_space to Output_data_zero_fill.
2176 (Output_data_expression::do_print_to_mapfile): New function.
2177 * script.cc (read_input_script): Add mapfile parameter. Change
2178 all callers.
2179 * script.h (read_input_script): Update declaration.
2180 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2181 (Eh_frame::do_print_to_mapfile): New function.
2182 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2183 (Output_merge_string::do_print_to_mapfile): New function.
2184 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2185 function.
2186 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2187 function.
2188 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2189 function.
2190 * Makefile.am (CCFILES): Add mapfile.cc.
2191 (HFILES): Add mapfile.h.
2192 * Makefile.in: Rebuild.
2193
9f1d377b
ILT		 21942008-05-19 Ian Lance Taylor <iant@google.com>
2195
2196 * options.h (class General_options): Add -z relro.
2197 * layout.cc (Layout::Layout): Initialize relro_segment_.
2198 (Layout::add_output_section_data): Return the output section.
2199 (Layout::make_output_section): Rcognize relro sections and mark
2200 them appropriately.
2201 (Layout::attach_allocated_section_to_segment): Put relro sections
2202 in a PT_GNU_RELRO segment.
2203 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2204 section as relro.
2205 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2206 PT_TLS segments.
2207 (Layout::linkonce_mapping): Map d.rel.ro.local to
2208 .data.rel.ro.local.
2209 (Layout::output_section_name): Us .data.rel.ro.local for any
2210 section which begins with that.
2211 * layout.h (class Layout): Update add_output_section_data
2212 declaration. Add relro_segment_ field.
2213 * output.cc (Output_section::Output_section): Initialize is_relro_
2214 and is_relro_local_ fields.
2215 (Output_segment::add_output_section): Group relro sections.
2216 (Output_segment::is_first_section_relro): New function.
2217 (Output_segment::maximum_alignment): If there is a relro section,
2218 align the segment to the common page size.
2219 (Output_segment::set_section_addresses): Track whether we are
2220 looking at relro sections. If the last section is a relro
2221 section, align to the common page size.
2222 (Output_segment::set_section_list_addresses): Add in_relro
2223 parameter. Change all callers. Align to the page size when
2224 moving from relro to non-relro section.
2225 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2226 segment.
2227 * output.h (class Output_section): Add is_relro_ and
2228 is_relro_local_ fields.
2229 (Output_section::is_relro): New function.
2230 (Output_section::set_is_relro): New function.
2231 (Output_section::is_relro_local): New function.
2232 (Output_section::set_is_relro_local): New function.
2233 (class Output_segment): Update declarations.
2234 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2235 * sparc.cc (Target_sparc::got_section): Likewise.
2236 * x86_64.cc (Target_x86_64::got_section): Likewise.
2237 * testsuite/relro_test_main.cc: New file.
2238 * testsuite/relro_test.cc: New file.
2239 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2240 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2241 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2242 (relro_test.so, relro_test_pic.o): New targets.
2243 * testsuite/Makefile.in: Rebuild.
2244
a984ee1d
ILT		 22452008-05-16 Ian Lance Taylor <iant@google.com>
2246
01676dcd
ILT		 2247 * output.cc (Output_segment::add_output_section): Remove front
2248 parameter.
2249 * output.h (class Output_segment): Remove
2250 add_initial_output_section and overloaded add_output_section.
2251 Update declaration of remaining add_output_section.
2252 * layout.cc (Layout::create_interp): Call add_output_section
2253 rather than add_initial_output_section.
2254 (Layout::finish_dynamic_section): Likewise.
2255
497897f9
ILT		 2256 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2257 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2258 know the dynamic type.
2259 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2260 field. Initialize it in constructor.
2261 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2262 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2263 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2264 reloc.
2265
a984ee1d
ILT		 2266 * output.cc (Output_reloc::get_address): Change return type to
2267 Elf_Addr.
2268 * output.h (class Output_reloc): Update get_address declaration.
2269 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2270 for section addresses.
2271
55ba0940
ILT		 22722008-05-09 Ian Lance Taylor <iant@google.com>
2273
2274 PR 6493
2275 * gold.cc (gold_nomem): Use return value of write.
2276
75517b77
ILT		 22772008-05-08 Ian Lance Taylor <iant@google.com>
2278
2279 * symtab.c (Symbol::init_base_output_data): Add version
2280 parameter. Change all callers.
2281 (Symbol::init_base_output_segment): Likewise.
2282 (Symbol::init_base_constant): Likewise.
2283 (Symbol::init_base_undefined): Likewise.
2284 (Sized_symbol::init_output_data): Likewise.
2285 (Sized_symbol::init_output_segment): Likewise.
2286 (Sized_symbol::init_constant): Likewise.
2287 (Sized_symbol::init_undefined): Likewise.
2288 (Symbol_table::do_define_in_output_data): If the new symbol has a
2289 version, mark it as the default.
2290 (Symbol_table::do_define_in_output_segment): Likewise.
2291 (Symbol_table::do_define_as_constant): Likewise.
2292 * symtab.h (class Symbol): Update declarations.
2293 (class Sized_symbol): Likewise.
2294 * resolve.cc (Symbol::override_version): New function.
c42e122e 2295 (Symbol::override_base): Call override_version.
75517b77
ILT		 2296 (Symbol::override_base_with_special): Likewise.
2297 * testsuite/ver_script_8.script: New file.
2298 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2299 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2300 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2301 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2302
f1f70eae
ILT		 23032008-05-06 Ian Lance Taylor <iant@google.com>
2304
f3e9c5c5
ILT		 2305 PR 6049
2306 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2307 functions.
2308 (class General_options): Remove existing --undefined, and add
2309 --no-undefined instead. Add new --undefined as synonym for -u.
2310 * archive.cc (Archive::add_symbols): Check whether symbol was
2311 named with -u.
2312 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2313 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2314 all uses. Add IS_UNDEFINED. Update declarations to split
2315 different versions of init_base. Declare init_base_undefined.
2316 (Symbol::is_defined): Handle IS_UNDEFINED.
2317 (Symbol::is_undefined): Likewise.
2318 (Symbol::is_weak_undefined): Call is_undefined.
2319 (Symbol::is_absolute): Handle IS_CONSTANT.
2320 (class Sized_symbol): Update declarations to split different
2321 versions of init. Declare init_undefined.
2322 (class Symbol_table): Declare new functions.
2323 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2324 Change all callers.
2325 (Symbol::init_base_output_data): Likewise.
2326 (Symbol::init_base_output_segment): Likewise.
2327 (Symbol::init_base_constant): Likewise.
2328 (Symbol::init_base_undefined): New function.
2329 (Sized_symbol::init_object): Rename from init. Change all
2330 callers.
2331 (Sized_symbol::init_output_data): Likewise.
2332 (Sized_symbol::init_output_segment): Likewise.
2333 (Sized_symbol::init_constant): Likewise.
2334 (Sized_symbol::init_undefined): New function.
2335 (Symbol_table::add_undefined_symbols_from_command_line): New
2336 function.
2337 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2338 function.
2339 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2340 (Symbol::output_section): Likewise.
2341 (Symbol::set_output_section): Likewise.
2342 (Symbol_table::sized_finalize_symbol): Likewise.
2343 (Symbol_table::sized_write_globals): Likewise.
2344 * resolve.cc (Symbol_table::should_override): Likewise.
2345 (Symbol::override_base_with_special): Likewise.
2346
8bdcdf2c
ILT		 2347 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2348 symbol, change it to have default visibility.
2349 * testsuite/protected_1.cc: New file.
2350 * testsuite/protected_2.cc: New file.
2351 * testsuite/protected_3.cc: New file.
2352 * testsuite/protected_main_1.cc: New file.
2353 * testsuite/protected_main_2.cc: New file.
2354 * testsuite/protected_main_3.cc: New file.
2355 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2356 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2357 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2358 (protected_1.so): New target.
2359 (protected_1_pic.o, protected_2_pic.o): New targets.
2360 (protected_3_pic.o): New target.
2361 (check_PROGRAMS): Add protected_2.
2362 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2363 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2364 * testsuite/Makefile.in: Rebuild.
2365
2b706932
ILT		 2366 * options.h (DEFINE_var): Add set_user_set_##varname__.
2367 (DEFINE_bool_alias): New macro.
2368 (class General_options): Define -Bstatic using DEFINE_bool_alias
2369 rather than DEFINE_special. Add --undefined as an alias for -z
2370 defs.
2371 * options.cc (General_options::parse_Bstatic): Remove.
2372
d82a5bcc
ILT		 2373 * options.h (class General_options): Add --fatal-warnings.
2374 * main.cc (main): Implement --fatal-warnings.
2375 * errors.h (Errors::warning_count): New function.
2376
f1f70eae
ILT		 2377 * options.h (class General_options): Add -Bsymbolic-functions.
2378 * symtab.h (Symbol::is_preemptible): Check for
2379 -Bsymbolic-functions.
2380
8825ac63
ILT		 23812008-05-05 Ian Lance Taylor <iant@google.com>
2382
d98bc257
ILT		 2383 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2384 as noVARNAME rather than no-VARNAME.
2385 (class General_options): Add option -z combreloc.
2386 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2387 get_address.
2388 (Output_reloc::sort_before) [SHT_REL]: New function.
2389 (Output_reloc::sort_before) [SHT_RELA]: New function.
2390 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2391 Sort_relocs_comparison.
2392 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2393 parameter. Change all callers.
2394 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2395 sort_relocs parameter. Change all callers.
2396 * output.cc (Output_reloc::get_address): New function, broken out
2397 of write_rel.
2398 (Output_reloc::write_rel): Call it.
2399 (Output_reloc::compare): New function.
2400 (Output_data_reloc_base::do_write): Optionally sort relocs.
2401
60b2b4e7
ILT		 2402 * configure.ac: If targ_extra_obj is set, link it in.
2403 * configure.tgt: Initialize all variables.
2404 (x86_64*): Set targ_extra_obj and targ_extra_size.
2405 * configure: Rebuild.
2406
8825ac63
ILT		 2407 * object.cc (Sized_relobj::include_section_group): Adjust section
2408 indexes read from group data. Build vector to pass to
2409 layout_group.
2410 * layout.cc (Layout::layout_group): Add flags and shndxes
2411 parameters. Remove contents parameter. Change caller. Update
2412 explicit instantiations.
2413 * layout.h (class Layout): Update layout_group declaration.
2414 * output.cc (Output_data_group::Output_data_group): Add flags and
2415 input_shndxes parameters. Remove contents parameter. Change
2416 caller.
2417 (Output_data_group::do_write): Change input_sections_ to
2418 input_shndxes_.
2419 * output.h (class Output_data_group): Update constructor
2420 declaration. Rename input_sections_ to input_shndxes_.
2421 * testsuite/many_sections_test.cc: Add template.
2422
e94cf127
CC		 24232008-04-30 Cary Coutant <ccoutant@google.com>
2424
4418b2d5
CC		 2425 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2426
e94cf127
CC		 2427 * layout.cc (Layout::include_section): Refactored check for debug
2428 info section.
2429 (Layout::add_comdat): Add new parameters. Change type
2430 of signature parameter. Add object and shndx to signatures table.
2431 (Layout::find_kept_object): New function.
2432 * layout.h: Include <cstring>.
2433 (Layout::is_debug_info_section): New function.
2434 (Layout::add_comdat): Add new parameters.
2435 (Layout::find_kept_object): New function.
2436 (Layout::Kept_section): New struct.
2437 (Layout::Signatures): Change type of map range.
2438 * object.cc (Relobj::output_section_address): New function.
2439 (Sized_relobj::include_section_group): Add new parameters. Change
2440 calls to Layout::add_comdat. Change to build table of kept comdat
2441 groups and table mapping discarded sections to kept sections.
2442 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2443 (Sized_relobj::do_layout): Change calls to include_section_group and
2444 include_linkonce_section.
2445 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2446 value to zero when section is discarded.
2447 (Sized_relobj::map_to_kept_section): New function.
2448 * object.h (Relobj::output_section_address): New function.
2449 (Relobj::Comdat_group): New type.
2450 (Relobj::find_comdat_group): New function.
2451 (Relobj::Comdat_group_table): New type.
2452 (Relobj::Kept_comdat_section): New type.
2453 (Relobj::Kept_comdat_section_table): New type.
2454 (Relobj::add_comdat_group): New function.
2455 (Relobj::set_kept_comdat_section): New function.
2456 (Relobj::get_kept_comdat_section): New function.
2457 (Relobj::comdat_groups_): New field.
2458 (Relobj::kept_comdat_sections_): New field.
2459 (Symbol_value::input_value): Update comment.
2460 (Sized_relobj::map_to_kept_section) New function.
2461 (Sized_relobj::include_linkonce_section): Add new parameter.
2462 * target-reloc.h (Comdat_behavior): New type.
2463 (get_comdat_behavior): New function.
2464 (relocate_section): Add code to map a discarded section to the
2465 corresponding kept section when applying a relocation.
2466
e4e5049b
CS		 24672008-04-30 Craig Silverstein <csilvers@google.com>
2468
2469 * dwarf_reader.cc (next_generation_count): New static var.
2470 (Addr2line_cache_entry): New struct.
2471 (addr2line_cache): New static var.
2472 (Dwarf_line_info::one_addr2line): Added caching.
2473 (Dwarf_line_info::clear_addr2line_cache): New function.
2474 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2475 cache-size parameter.
2476 (Dwarf_line_info::one_addr2line_cache): New function.
2477 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2478 new cache-size argument to one_addr2line(), and clear cache.
2479
d09e9154
CC		 24802008-04-28 Cary Coutant <ccoutant@google.com>
2481
2482 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2483 R_386_PC8 relocations.
2484
7ef73768
ILT		 24852008-04-23 Ian Lance Taylor <iant@google.com>
2486
55438702
ILT		 2487 * object.cc (Sized_relobj::include_section_group): Check for
2488 invalid section group.
2489
c165fb93
ILT		 2490 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2491 header size.
2492
7ef73768
ILT		 2493 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2494 than read for file header.
2495 * archive.cc (Archive::include_member): Likewise.
2496
6194aaab
L		 24972008-04-23 Paolo Bonzini <bonzini@gnu.org>
2498
2499 * aclocal.m4: Regenerate.
2500 * configure: Regenerate.
2501
d491d34e
ILT		 25022008-04-19 Ian Lance Taylor <iant@google.com>
2503
5ea2bac6
ILT		 2504 * version.cc (version_string): Bump to 1.6.
2505
7bc3e21a
ILT		 2506 * testsuite/Makefile.am (many_sections_r_test): New target.
2507 (many_sections_r_test_SOURCES): Remove.
2508 (many_sections_r_test_DEPENDENCIES): Remove.
2509 (many_sections_r_test_LDFLAGS): Remove.
2510 (many_sections_r_test_LDADD): Remove.
2511
7fcd3aa9
ILT		 2512 * object.cc (Sized_relobj::do_add_symbols): Always pass
2513 local_symbol_count_ to add_from_relobj.
2514
4c94d6ae
ILT		 2515 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2516 every thousand variables.
2517 * testsuite/Makefile.in: Rebuild.
2518
d491d34e
ILT		 2519 * object.cc (Xindex::initialize_symtab_xindex): New function.
2520 (Xindex::read_symtab_xindex): New function.
2521 (Xindex::sym_xindex_to_shndx): New function.
2522 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2523 available.
2524 (Sized_relobj::do_initialize_xindex): New function.
2525 (Sized_relobj::do_read_symbols): Adjust section links.
2526 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2527 parameter. Change all callers.
2528 (Sized_relobj::include_section_group): Adjust section links and
2529 symbol section indexes.
2530 (Sized_relobj::do_layout): Adjust section links.
2531 (Sized_relobj::do_count_local_symbols): Adjust section links and
2532 symbol section indexes.
2533 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2534 ordinary and special symbols.
2535 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2536 dynsym_xindex parameters. Change all callers. Adjust section
2537 links. Use SHN_XINDEX when needed.
2538 (Sized_relobj::get_symbol_location_info): Adjust section links.
2539 Don't get fooled by special symbols.
2540 * object.h (class Xindex): Define.
2541 (class Object): Add xindex_ parameter. Declare virtual functoin
2542 do_initialize_xindex.
2543 (Object::adjust_sym_shndx): New function.
2544 (Object::set_xindex): New protected function.
2545 (class Symbol_value): Add is_ordinary_shndx_ field.
2546 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2547 (Symbol_value::value): Assert ordinary section.
2548 (Symbol_value::initialize_input_to_output_map): Likewise.
2549 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2550 Change all callers.
2551 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2552 all callers.
2553 (class Sized_relobj): Update declarations.
2554 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2555 parameter. Change all callers.
2556 (Sized_relobj::adjust_shndx): New function.
2557 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2558 field.
2559 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2560 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2561 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2562 (Sized_dynobj::read_dynsym_section): Adjust section links.
2563 (Sized_dynobj::read_dynamic): Likewise.
2564 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2565 section links.
2566 (Sized_dynobj::do_initialize_xindex): New function.
2567 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2568 do_initialize_xindex.
2569 (Sized_dynobj::adjust_shndx): New function.
2570 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2571 dynsym_xindex_ fields.
2572 (Layout::finalize): Add a call to set_section_indexes before
2573 creating the symtab sections.
2574 (Layout::set_section_indexes): Don't do anything if the section
2575 already has a section index.
2576 (Layout::create_symtab_sections): Add shnum parameter. Change
2577 caller. Create .symtab_shndx section if needed.
2578 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2579 caller.
2580 (Layout::allocated_output_section_count): New function.
2581 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2582 needed.
2583 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2584 fields. Update declarations.
2585 (Layout::symtab_xindex): New function.
2586 (Layout::dynsym_xindex): New function.
2587 (class Write_symbols_task): Add layout_ field.
2588 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2589 Change caller.
2590 * output.cc (Output_section_headers::Output_section_headers): Add
2591 shstrtab_section parameter. Change all callers.
2592 (Output_section_headers::do_sized_write): Store overflow values
2593 for section count and section string table section index in
2594 section header zero.
2595 (Output_file_header::do_sized_write): Check for overflow of
2596 section count and section string table section index.
2597 (Output_symtab_xindex::do_write): New function.
2598 (Output_symtab_xindex::endian_do_write): New function.
2599 * output.h (class Output_section_headers): Add shstrtab_section_.
2600 Update declarations.
2601 (class Output_symtab_xindex): Define.
2602 (Output_section::has_out_shndx): New function.
2603 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2604 field.
2605 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2606 Change all callers.
2607 (Sized_symbol::init): Likewise.
2608 (Symbol::output_section): Check for ordinary symbol.
2609 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2610 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2611 callers.
2612 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2613 Change all callers. Simplify handling of symbols from sections
2614 not included in the link.
2615 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2616 distinction.
2617 (Weak_alias_sorter::operator()): Assert that symbols are
2618 ordinary.
2619 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2620 distinction.
2621 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2622 parameters. Change all callers.
2623 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2624 symbol distinction. Use SHN_XINDEX when needed.
2625 (Symbol_table::write_section_symbol): Add symtab_xindex
2626 parameter. Change all callers.
2627 (Symbol_table::sized_write_section_symbol): Likewise. Use
2628 SHN_XINDEX when needed.
2629 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2630 declarations.
2631 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2632 (Symbol::is_defined): Check is_ordinary.
2633 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2634 (Symbol::is_absolute, Symbol::is_common): Likewise.
2635 (class Sized_symbol): Update declarations.
2636 (class Symbol_table): Update declarations.
2637 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2638 parameters. Change all callers.
2639 (Sized_symbol::override): Likewise.
2640 (Symbol_table::override): Likewise.
2641 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2642 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2643 is_ordinary, and orig_st_shndx parameters. Change all callers.
2644 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2645 to be in an ordinary section.
2646 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2647 object and is_ordinary parameters. Change all callers.
2648 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2649 Change all callers. Don't add undefined or non-ordinary symbols
2650 to reloc_map_.
2651 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2652 Change all callers.
2653 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2654 declarations.
2655 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2656 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2657 (Sized_relobj::relocate_sections): Likewise.
2658 * target-reloc.h (scan_relocs): Adjust section symbol index.
2659 (scan_relocatable_relocs): Likewise.
2660 * i386.cc (Scan::local): Check for ordinary symbols.
2661 * sparc.cc (Scan::local): Likewise.
2662 * x86_64.cc (Scan::local): Likewise.
2663 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2664 to symbol_section_and_value.
2665 * testsuite/many_sections_test.cc: New file.
2666 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2667 (check_PROGRAMS): Add many_sections_test.
2668 (many_sections_test_SOURCES): Define.
2669 (many_sections_test_DEPENDENCIES): Define.
2670 (many_sections_test_LDFLAGS): Define.
2671 (BUILT_SOURCES): Add many_sections_define.h.
2672 (many_sections_define.h): New target.
2673 (BUILT_SOURCES): Add many_sections_check.h.
2674 (many_sections_check.h): New target.
2675 (check_PROGRAMS): Add many_sections_r_test.
2676 (many_sections_r_test_SOURCES): Define.
2677 (many_sections_r_test_DEPENDENCIES): Define.
2678 (many_sections_r_test_LDFLAGS): Define.
2679 (many_sections_r_test_LDADD): Define.
2680 (many_sections_r_test.o): New target.
2681 * testsuite/Makefile.in: Rebuild.
2682
c5818ff1
CC		 26832008-04-17 Cary Coutant <ccoutant@google.com>
2684
2685 * errors.cc (Errors::info): New function.
2686 (gold_info): New function.
2687 * errors.h (Errors::info): New function.
2688 * gold.h (gold_info): New function.
2689 * object.cc (Input_objects::add_object): Print trace output.
2690 * options.cc (options::parse_set): New function.
2691 (General_options::parse_wrap): Deleted.
2692 (General_options::General_options): Deleted initializer.
2693 * options.h (options::String_set): New typedef.
2694 (options::parse_set): New function.
2695 (DEFINE_set): New macro.
2696 (General_options::wrap): Changed to use DEFINE_set. Changed
2697 callers of any_wrap_symbols and is_wrap_symbol.
2698 (General_options::trace, General_options::trace_symbol):
2699 New options.
2700 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2701 (General_options::wrap_symbols_): Deleted.
2702 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2703
b5be4a7c
DM		 27042008-04-17 David S. Miller <davem@davemloft.net>
2705
2706 * options.cc (General_options::parse_V): New function.
2707 * options.h: Add entries for -V and -Qy.
2708
155a0dd7
ILT		 27092008-04-17 Ian Lance Taylor <iant@google.com>
2710
2711 * common.cc (Symbol_table::allocate_commons): Remove options
2712 parameter. Change caller.
2713 (Symbol_table::do_allocate_commons): Remove options parameter.
2714 Change caller. Just call do_allocate_commons_list twice.
2715 (Symbol_table::do_allocate_commons_list): New function, broken out
2716 of do_allocate_commons.
2717 * common.h (class Allocate_commons_task): Remove options_ field.
2718 Update constructor.
2719 * symtab.cc (Symbol_table::Symbol_table): Initialize
2720 tls_commons_.
2721 (Symbol_table::add_from_object): Put TLS common symbols on
2722 tls_commons_ list.
2723 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2724 which are IN_OUTPUT_DATA.
2725 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2726 allocate_commons and do_allocate_commons declarations. Declare
2727 do_allocate_commons_list.
2728 * gold.cc (queue_middle_tasks): Update creation of
2729 Allocate_commons_task to not pass options.
2730 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2731 (TLS_TEST_C_FLAGS): New variable.
2732 (tls_test_c_pic.o): New target.
2733 (tls_test_shared.so): Link in tls_test_c_pic.o.
2734 (tls_test_c_pic_ie.o): New target.
2735 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2736 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2737 (tls_test_c.o): New target.
2738 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2739 (tls_pic_test_LDADD): Likewise.
2740 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2741 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2742 (tls_test_c_gnu2.o): New target.
2743 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2744 tls_test_c_gnu2.o.
2745 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2746 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2747 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2748 * testsuite/tls_test.cc: Include "config.h".
2749 (t_last): Call t11_last.
2750 * testsuite/tls_test.h (t11, t11_last): Declare.
2751 * testsuite/tls_test_c.c: New file.
2752 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2753 * configure.ac: Check for OpenMP support.
2754 * configure, config.in, Makefile.in: Rebuild.
2755 * testsuite/Makefile.in: Rebuild.
2756
edfbb029
CC		 27572008-04-16 Cary Coutant <ccoutant@google.com>
2758
2759 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2760 (Target_i386::tls_base_symbol_defined_): New field.
2761 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2762 (Target_i386::Scan::global): Likewise.
2763 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2764 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2765 (Target_x86_64::tls_base_symbol_defined_): New field.
2766 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2767 (Target_x86_64::Scan::global): Likewise.
2768
f3c69fca
CC		 27692008-04-16 Cary Coutant <ccoutant@google.com>
2770
2771 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2772 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2773 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2774 building shared libraries.
2775 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2776 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2777 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2778 * testsuite/Makefile.in: Rebuild.
2779 * testsuite/weak_undef.h: New file.
2780 * testsuite/weak_undef_file1.cc: Add extra test cases.
2781 * testsuite/weak_undef_file2.cc: Likewise.
2782 * testsuite/weak_undef_test.cc: Likewise.
2783
7c414435
DM		 27842008-04-16 David S. Miller <davem@davemloft.net>
2785
32b769e1
DM		 2786 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2787 Add issued_non_pic_error_ field. Declare check_non_pic.
2788 (Target_sparc::Scan::check_non_pic): New function.
2789 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2790 (Target_sparc::Scan::global): Likewise.
2791
11936fb1
DM		 2792 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2793 * configure: Rebuild.
2794
7c414435
DM		 2795 * options.h (DEFINE_enable): New macro.
2796 (new_dtags): New enable option.
2797 (initfirst, interpose, loadfltr, nodefaultlib,
2798 nodelete, nodlopen, nodump): New -z options.
2799 * layout.cc (Layout:finish_dynamic_section): If new
2800 dtags enabled, emit DT_RUNPATH. Also, emit a
2801 DT_FLAGS_1 containing any specified -z flags.
2802
85c7bf8b
ILT		 28032008-04-16 Ian Lance Taylor <iant@google.com>
2804
12c0daef
ILT		 2805 * copy-relocs.cc: New file.
2806 * copy-relocs.h: New file.
2807 * reloc.cc: Remove Copy_relocs code.
2808 * reloc.h: Likewise.
2809 * reloc-types.h (struct Reloc_types) [both versions]: Add
2810 get_reloc_addend_noerror.
2811 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2812 variants of add_global which take an addend which must be zero.
2813 * i386.cc: Include "copy-relocs.h".
2814 (class Target_i386): Change type of copy_relocs_ to variable,
2815 update initializer.
2816 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2817 Change all callers.
2818 (Target_i386::do_finalize_sections): Change handling of
2819 copy_relocs_.
2820 * sparc.cc: Include "copy-relocs.h".
2821 (class Target_sparc): Change type of copy_relocs_ to variable,
2822 update initializer.
2823 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2824 Change all callers.
2825 (Target_sparc::do_finalize_sections): Change handling of
2826 copy_relocs_.
2827 * x86_64.cc: Include "copy-relocs.h".
2828 (class Target_x86_64): Change type of copy_relocs_ to variable,
2829 update initializer.
2830 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2831 class. Change all callers.
2832 (Target_x86_64::do_finalize_sections): Change handling of
2833 copy_relocs_.
2834 * Makefile.am (CCFILES): Add copy-relocs.cc.
2835 (HFILES): Add copy-relocs.h.
2836
4f4995b6
ILT		 2837 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2838
85c7bf8b
ILT		 2839 * testsuite/script_test_4.sh: Permit leading zeroes.
2840
4f2a9edd
ILT		 28412008-04-15 Ian Lance Taylor <iant@google.com>
2842
e6188289
ILT		 2843 * script-sections.cc (Script_sections::create_segments): Use
2844 header_size_adjustment even when there is enough room for the
2845 headers.
2846 * testsuite/script_test_4.sh: New file.
2847 * testsuite/script_test_4.t: New file.
2848 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2849 (check_DATA): Add script_test_4.stdout.
2850 (MOSTLYCLEANFILES): Likewise.
2851 (script_test_4): New target.
2852 (script_test_4.stdout): New target.
2853 * testsuite/Makefile.in: Rebuild.
2854
4f2a9edd
ILT		 2855 * sparc.cc: Add definitions for Output_data_plt_sparc class
2856 constants.
2857
f5314dd5
DM		 28582008-04-14 David S. Miller <davem@davemloft.net>
2859
2860 * sparc.cc: New file.
2861 * Makefile.am (TARGETSOURCES): Add sparc.cc
2862 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2863 * configure.tgt: Document targ_extra_size and
2864 targ_extra_big_endian. Add entries for sparc-* and
2865 sparc64-*.
2866 * configure.ac: Handle targ_extra_size and
2867 targ_extra_big_endian.
2868 * Makefile.in: Rebuild.
2869 * configure: Likewise.
2870 * po/POTFILES.in: Likewise.
2871 * po/gold.pot: Likewise.
2872
154e0e9a
ILT		 28732008-04-14 Ian Lance Taylor <iant@google.com>
2874
2875 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2876 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2877 in the name/type/flags to section mapping. Don't call
2878 allocate_output_section.
2879 (Layout::choose_output_section): Change parameter from adjust_name
2880 to is_input_section. Don't permit input sections after sections
2881 are attached to segments. Don't call allocate_output_section.
2882 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2883 not write_enable_output_section.
2884 (Layout::make_output_section): Don't push to
2885 unattached_section_list_ nor call attach_to_segment. Call
2886 attach_section_to_segment if sections are attached.
2887 (Layout::attach_sections_to_segments): New function.
2888 (Layout::attach_section_to_segment): New function.
2889 (Layout::attach_allocated_section_to_segment): Rename from
2890 attach_to_segment. Remove flags parameter.
2891 (Layout::allocate_output_section): Remove function.
2892 (Layout::write_enable_output_section): Remove function.
2893 * layout.h (class Layout): Update for above changes. Add new
2894 field sections_are_attached_.
2895 * output.h (Output_section::update_flags_for_input_section): New
2896 function.
2897 * output.cc (Output_section::add_input_section): Call
2898 update_flags_for_input_section.
2899 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2900
009a67a2
CC		 29012008-04-11 Cary Coutant <ccoutant@google.com>
2902
2903 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2904 thought unnecessary.
2905 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2906
759b1a24
ILT		 29072008-04-11 Ian Lance Taylor <iant@google.com>
2908
2909 * output.h (class Output_section_data): Remove inline definition
2910 of set_addralign.
2911 * output.cc (Output_section_data::set_addralign): New function.
2912
c2b45e22
CC		 29132008-04-11 Cary Coutant <ccoutant@google.com>
2914
2915 Add support for TLS descriptors for i386 and x86_64.
2916 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2917 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2918 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2919 GOT_TYPE_TLS_DESC.
2920 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2921 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2922 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2923 relocations.
2924 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2925 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2926 Fix problem with initial-exec relocations.
2927 (Target_i386::Relocate::relocate_tls): Likewise.
2928 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2929 relaxation.
2930 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2931 support for section-plus-offset dynamic table entries.
2932 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2933 (Output_data_dynamic::Dynamic_entry): Add support for
2934 section-plus-offset dynamic table entries.
2935 (Output_data_dynamic::Classification): Likewise.
2936 (Output_data_dynamic::classification_): Renamed offset_.
2937 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2938 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2939 (Target_x86_64::make_plt_section): New function.
2940 (Target_x86_64::reserve_tlsdesc_entries): New function.
2941 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2942 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2943 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2944 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2945 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2946 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2947 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2948 add extra PLT entry for TLS descriptors.
2949 (Output_data_plt_x86_64::got_): New field.
2950 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2951 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2952 fields.
2953 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2954 descriptors.
2955 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2956 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2957 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2958 R_386_TLS_DESC_CALL relocations.
2959 (Target_x86_64::Scan::global): Likewise.
2960 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2961 for TLS descriptors.
2962 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2963 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2964 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2965 GD-to-IE relaxation.
2966 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2967 and TLS_DESCRIPTORS.
2968 * Makefile.in: Rebuild.
2969 * configure: Rebuild.
2970 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2971 (tls_test_shared2.so): New target.
2972 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2973 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2974 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2975 (tls_shared_gd_to_ie_test_LDADD): New variable.
2976 (tls_shared_gnu2_gd_to_ie_test): New target.
2977 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2978 New targets.
2979 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2980 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2981 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2982 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2983 (tls_shared_gnu2_test): New target.
2984 (tls_test_gnu2_shared.so): New target.
2985 (tls_shared_gnu2_test_SOURCES): New variable.
2986 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2987 (tls_shared_gnu2_test_LDFLAGS): New variable.
2988 (tls_shared_gnu2_test_LDADD): New variable.
2989 * testsuite/Makefile.in: Rebuild.
2990 * testsuite/Makefile.
2991
83bfb6b7
ILT		 29922008-04-11 Ian Lance Taylor <iant@google.com>
2993
2994 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2995 justsyms.t.
2996 * testsuite/Makefile.in: Rebuild.
2997
2998 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2999 long.
3000 * testsuite/script_test_2.cc (main): Adjust test.
3001
706e1f5e
ILT		 30022008-04-11 David S. Miller <davem@davemloft.net>
3003 Ian Lance Taylor <iant@google.com>
3004
3005 * options.h (General_options): Add entries for '-Y' and
3006 '-relax'.
3007 * options.cc (General_options:finalize): If -Y was used, add those
3008 entries to the library path instead of the default "/lib" and
3009 "/usr/lib".
3010
7c98e6bb
DM		 30112008-04-11 David S. Miller <davem@davemloft.net>
3012
3013 * testsuite/justsyms.t: Start at 0x100.
3014 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 3015 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3016 long.
3017 * testsuite/script_test_2.cc: Adjust string and section length
3018 checks.
7c98e6bb 3019
99a37bfd
ILT		 30202008-04-09 Ian Lance Taylor <iant@google.com>
3021
2cefc357
ILT		 3022 PR gold/5996
3023 * script-sections.cc (Sections_element::allocate_to_segment): Add
3024 orphan parameter.
3025 (Output_section_definition::allocate_to_segment): Likewise.
3026 (Orphan_output_section::allocate_to_segment): Likewise.
3027 (Script_sections::attach_sections_using_phdrs_clause): Don't
3028 propagate non-PT_LOAD segments to orphan sections.
3029 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3030 readelf rather than objdump.
3031 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3032 .interp section and PT_INTERP segment are the same size.
3033 * testsuite/Makefile.in: Rebuild.
3034
99a37bfd
ILT		 3035 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3036 aliases for symbols defined in the same object.
3037 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3038 (weak_alias_test_SOURCES): New variable.
3039 (weak_alias_test_DEPENDENCIES): New variable.
3040 (weak_alias_test_LDFLAGS): New variable.
3041 (weak_alias_test_LDADD): New variable.
3042 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3043 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3044 (weak_alias_test_3.o): New target.
3045 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3046 * testsuite/weak_alias_test_main.cc: New file.
3047 * testsuite/weak_alias_test_1.cc: New file.
3048 * testsuite/weak_alias_test_2.cc: New file.
3049 * testsuite/weak_alias_test_3.cc: New file.
3050
780e49c5
ILT		 30512008-04-08 Ian Lance Taylor <iant@google.com>
3052
cdb0b8f5
ILT		 3053 * options.h (class General_options): Add --noinhibit-exec option.
3054 * main.cc (main): Check --noinhibit-exec.
3055
0864d551
ILT		 3056 * options.h (class General_options): Define --wrap as a special
3057 option. Add wrap_symbols_ field.
3058 (General_options::any_wrap_symbols): New function.
3059 (General_options::is_wrap_symbol): New function.
3060 * options.cc (General_options::parse_wrap): New function.
3061 (General_options::General_options): Initialize wrap_symbols_.
3062 * symtab.cc (Symbol_table::wrap_symbol): New function.
3063 (Symbol_table::add_from_object): Handle --wrap.
3064 * symtab.h (class Symbol_table): Declare wrap_symbol.
3065 * target.h (Target::wrap_char): New function.
3066 (Target::Target_info): Add wrap_char field.
3067 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3068 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3069 * testsuite/testfile.cc (Target_test::test_target_info):
3070 Likewise.
3071
789aa6de
ILT		 3072 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3073 there is one.
3074
2c38906f
ILT		 3075 * layout.h (class Layout): Add added_eh_frame_data_ field.
3076 * layout.cc (Layout::Layout): Initialize new field.
3077 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3078 output section until we find a section we merged successfully.
3079 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3080 that the size be non-zero.
3081
780e49c5
ILT		 3082 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3083 qualifier.
3084
7fcd0256
ILT		 30852008-04-08 Craig Silverstein <csilvers@google.com>
3086
3087 * configure.ac: Export new conditional variable HAVE_ZLIB.
3088 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3089 on HAVE_ZLIB.
3090 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3091 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3092
6835af53
ILT		 30932008-04-07 Ian Lance Taylor <iant@google.com>
3094
e24f324c
ILT		 3095 * version.cc (version_string): Set to "1.5".
3096
a036edd8
ILT		 3097 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3098 Add issued_non_pic_error_ field. Declare check_non_pic.
3099 (Target_x86_64::Scan::check_non_pic): New function.
3100 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3101 (Target_x86_64::Scan::global): Likewise.
3102
624f8810
ILT		 3103 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3104 addend parameter. Change caller. Handle merge sections.
3105 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3106 Address to Addend. Don't add in the result of
3107 local_section_offset, pass down the addend and use the returned
3108 value.
3109 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3110 Update declarations of local_section_offset and symbol_value.
3111 * testsuite/two_file_test_1.cc (t18): New function.
3112 * testsuite/two_file_test_2.cc (f18): New function.
3113 * testsuite/two_file_test_main.cc (main): Call t18.
3114 * testsuite/two_file_test.h (t18, f18): Declare.
3115
6835af53
ILT		 3116 * configure.ac: Don't test for objdump, c++filt, or readelf.
3117 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3118 conditionals.
3119 (TEST_READELF): New variable.
3120 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3121 (check_PROGRAMS): Add two_file_strip_test.
3122 (two_file_strip_test): New target.
3123 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3124 (two_file_same_shared_strip_test_SOURCES): New variable.
3125 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3126 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3127 (two_file_same_shared_strip_test_LDADD): New variable.
3128 (two_file_shared_strip.so): New target.
3129 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3130 (ver_test_5.syms, ver_test_7.syms): Likewise.
3131 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3132 (strip_test_3.stdout): Use TEST_OBJDUMP.
3133 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3134
86925eef
CC		 31352008-04-04 Cary Coutant <ccoutant@google.com>
3136
3137 * symtab.h (Symbol::is_weak_undefined): New function.
3138 (Symbol::is_strong_undefined): New function.
3139 (Symbol::is_absolute): New function.
3140 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3141 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3142 absolute symbols.
3143 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3144 (weak_undef_test): New target.
3145 * testsuite/Makefile.in: Rebuild.
3146 * testsuite/weak_undef_file1.cc: New file.
3147 * testsuite/weak_undef_file2.cc: New file.
3148 * testsuite/weak_undef_test.cc: New file.
3149
126f3ece
ILT		 31502008-04-03 Craig Silverstein <csilvers@google.com>
3151
3152 * compressed_output.h (class Output_compressed_section): Use
3153 unsigned buffer.
3154 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3155 add zlib header.
3156 (zlib_compressed_suffix): Removed.
3157 (Output_compressed_section::set_final_data_size): Use unsigned
3158 buffers.
3159 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3160 Fix linker invocation.
3161 (flagstest_o_specialfile_and_compress_debug_sections):
3162 Likewise.
3163 * testsuite/Makefile.in: Regenerated.
3164
deae2a14
DM		 31652008-04-02 David S. Miller <davem@davemloft.net>
3166
3167 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3168 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3169
70752818
ILT		 31702008-04-02 Craig Silverstein <csilvers@google.com>
3171
3172 * TODO: New file.
3173
39d0cb0e
ILT		 31742008-04-02 Ian Lance Taylor <iant@google.com>
3175
3176 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3177 parameters. Update for new key type to views_. Change all
3178 callers.
3179 (File_read::read): Adjust for byteshift in returned view.
3180 (File_read::add_view): New function, broken out of
3181 find_and_make_view.
3182 (File_read::make_view): New function, broken out of
3183 find_and_make_view.
3184 (File_read::find_or_make_view): Add offset and aligned
3185 parameters. Rewrite accordingly. Change all callers.
3186 (File_read::get_view): Add offset and aligned parameters. Adjust
3187 for byteshift in return value.
3188 (File_read::get_lasting_view): Likewise.
3189 * fileread.h (class File_read): Update declarations.
3190 (class File_read::View): Add byteshift_ field. Add byteshift to
3191 constructor. Add byteshift method.
3192 * archive.h (Archive::clear_uncached_views): New function.
3193 (Archive::get_view): Add aligned parameter. Change all callers.
3194 * object.h (Object::get_view): Add aligned parameter. Change all
3195 callers.
3196 (Object::get_lasting_view): Likewise.
3197
3198 * fileread.cc (File_read::release): Don't call clear_views if
3199 there are multiple objects.
3200 * fileread.h (File_read::clear_uncached_views): New function.
3201 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3202 on the archive.
3203
a1207466
CC		 32042008-03-31 Cary Coutant <ccoutant@google.com>
3205
3206 Add thin archive support.
3207 * archive.cc (Archive::armagt): New const.
3208 (Archive::setup): Remove task parameter and calls to unlock.
3209 (Archive::unlock_nested_archives): New function.
3210 (Archive::read_header): Add nested_off parameter. Change
3211 all callers.
3212 (Archive::interpret_header): Likewise.
3213 (Archive::include_all_members): Change to handle thin
3214 archives.
3215 (Archive::include_member): Likewise.
3216 * archive.h (Archive::Archive): Add new parameters and
3217 initializers.
3218 (Archive::armagt): New const.
3219 (Archive::setup): Remove task parameter.
3220 (Archive::unlock_nested_archives): New function.
3221 (Archive::read_header): Add nested_off parameter.
3222 (Archive::interpret_header): Likewise.
3223 (Archive::Nested_archive_table): New typedef.
3224 (Archive::is_thin_archive_): New field.
3225 (Archive::nested_archives_): New field.
3226 (Archive::options_): New field.
3227 (Archive::dirpath_): New field.
3228 (Archive::task_): New field.
3229 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3230 for thin archives. Pass additional parameters to
3231 Archive::Archive. Unlock the archive file after calling
3232 Archive::setup.
cd536b21 3233
479f6503
ILT		 32342008-03-29 Ian Lance Taylor <iant@google.com>
3235
686c8caf
ILT		 3236 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3237 version symbol to be local.
3238 * testsuite/ver_test_4.sh: New file.
3239 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3240 (check_DATA): Add ver_test_4.syms.
3241 (ver_test_4.syms): New target.
3242 * testsuite/Makefile.in: Rebuild.
3243
ab794b6b
ILT		 3244 * output.cc
3245 (Output_section::Input_section_sort_entry::has_priority): New
3246 function.
3247 (Output_section::Input_section_sort_entry::match_file_name): New
3248 function.
3249 (Output_section::Input_section_sort_entry::match_section_name):
3250 Remove.
3251 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3252 Remove.
3253 (Output_section::Input_section_sort_entry::match_section_file):
3254 Remove.
3255 (Output_section::Input_section_sort_compare::operator()): Rewrite
3256 using new Input_section_sort_entry functions. Sort crtbegin and
3257 crtend first. Sort sections with no priority before sections with
3258 a priority.
3259 * testsuite/initpri1.c (d3): Check j != 4.
3260 (cd5): New constructor/destructor function.
3261 (main): Check j != 2.
3262
479f6503
ILT		 3263 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3264 new symbol when resolving, don't call set_is_default.
3265 * testsuite/ver_test_7.cc: New file.
3266 * testsuite/ver_test_7.sh: New file.
3267 * testsuite/Makefile.am (ver_test_7.so): New target.
3268 (ver_test_7.o): New target.
3269 (check_SCRIPTS): Add ver_test_7.sh.
3270 (check_DATA): Add ver_test_7.syms.
3271 (ver_test_7.syms): New target.
3272
2fd32231
ILT		 32732008-03-28 Ian Lance Taylor <iant@google.com>
3274
3275 * layout.cc (Layout::layout): If we see an input section with a
3276 name that needs sorting, set the must_sort flag for the output
3277 section.
3278 (Layout::make_output_section): If the name of the output section
3279 indicates that it might require sorting, set the may_sort flag.
3280 * output.h (Output_section::may_sort_attached_input_sections): New
3281 function.
3282 (Output_section::set_may_sort_attached_input_sections): New
3283 function.
3284 (Output_section::must_sort_attached_input_sections): New
3285 function.
3286 (Output_section::set_must_sort_attached_input_sections): New
3287 function.
3288 (class Output_section): Declare Input_section_sort_entry. Define
3289 Input_section_sort_compare. Declare
3290 sort_attached_input_sections. Add new fields:
3291 may_sort_attached_input_sections_,
3292 must_sort_attached_input_sections_,
3293 attached_input_sections_are_sorted_.
3294 * output.cc (Output_section::Output_section): Initialize new
3295 fields.
3296 (Output_section::add_input_section): Add an entry to
3297 input_sections_ if may_sort or must_sort are true.
3298 (Output_section::set_final_data_size): Call
3299 sort_attached_input_sections if necessary.
3300 (Output_section::Input_section_sort_entry): Define new class.
3301 (Output_section::Input_section_sort_compare::operator()): New
3302 function.
3303 (Output_section::sort_attached_input_sections): New function.
3304 * configure.ac: Check whether the compiler supports constructor
3305 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3306 * testsuite/initpri1.c: New file.
3307 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3308 CONSTRUCTOR_PRIORITY.
3309 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3310 (initpri1_LDFLAGS): New variable.
3311 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3312
18e6b24e
ILT		 33132008-03-27 Ian Lance Taylor <iant@google.com>
3314
49bdd526
ILT		 3315 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3316 * testsuite/common_test_1.c: New file.
3317 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3318 (common_test_1_SOURCES): New variable.
3319 (common_test_1_DEPENDENCIES): New variable.
3320 (common_test_1_LDFLAGS): New variable.
3321
18e6b24e
ILT		 3322 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3323 and commons_ correctly when NAME/VERSION does not override
3324 NAME/NULL.
3325 * testsuite/ver_test_6.c: New file.
3326 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3327 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3328 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3329
04bf7072
ILT		 33302008-03-26 Ian Lance Taylor <iant@google.com>
3331
5871526f
ILT		 3332 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3333 of an undefined symbol from a version script.
3334 * testsuite/Makefile.am (ver_test_5.so): New target.
3335 (ver_test_5.o): New target.
3336 (check_SCRIPTS): Add ver_test_5.sh.
3337 (check_DATA): Add ver_test_5.syms.
3338 (ver_test_5.syms): New target.
3339 * testsuite/ver_test_5.cc: New file.
3340 * testsuite/ver_test_5.script: New file.
3341 * testsuite/ver_test_5.sh: New file.
3342 * Makefile.in, testsuite/Makefile.in: Rebuild.
3343
04bf7072
ILT		 3344 PR gold/5986
3345 Fix problems building gold with gcc 4.3.0.
3346 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3347 (gold_error_at_location, gold_warning_at_location): Use it.
3348 * configure.ac: Check whether we can compile and use a template
3349 function with a printf attribute.
3350 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3351 when jumping over bytes.
3352 * object.cc: Instantiate Object::read_section_data.
3353 * debug.h: Include <cstring>
3354 * dwarf_reader.cc: Include <algorithm>
3355 * main.cc: Include <cstring>.
3356 * options.cc: Include <cstring>.
3357 * output.cc: Include <cstring>.
3358 * script.cc: Include <cstring>.
3359 * script.h: Include <string>.
3360 * symtab.cc: Include <cstring> and <algorithm>.
3361 * target-select.cc: Include <cstring>.
3362 * version.cc: Include <string>.
3363 * testsuite/testmain.cc: Include <cstdlib>.
3364 * configure, config.in: Rebuild.
3365
874c5b28
ILT		 33662008-03-25 Ian Lance Taylor <iant@google.com>
3367
819d6c3a
ILT		 3368 * options.cc: Include "../bfd/bfdver.h".
3369 (options::help): Print bug reporting address.
3370
f4b2c6f5
ILT		 3371 * version.cc (print_version): Adjust output for current value of
3372 BFD_VERSION_STRING.
3373
3374 * NEWS: New file.
3375
e96caa79
ILT		 3376 * options.cc (options::help): Print list of supported targets.
3377 * target-select.h: Include <vector>.
3378 (class Target_selector): Make machine_, size_, and is_big_endian_
3379 fields const. Add bfd_name_ and instantiated_target_ fields.
3380 (Target_selector::Target_selector): Add bfd_name parameter.
3381 (Target_selector::recognize): Make non-virtual, call
3382 do_recognize.
3383 (Target_selector::recognize_by_name): Make non-virtual, call
3384 do_recognize_by_name.
3385 (Target_selector::supported_names): New function.
3386 (Target_selector::bfd_name): New function.
3387 (Target_selector::do_instantiate_target): New pure virtual
3388 function.
3389 (Target_selector::do_recognize): New virtual function.
3390 (Target_selector::do_recognize_by_name): New virtual function.
3391 (Target_selector::instantiate_target): New private function.
3392 (supported_target_names): Declare.
3393 * target-select.cc (Target_selector::Target_selector): Update for
3394 new parameter and fields.
3395 (select_target_by_name): Check that the name matches before
3396 calling recognize_by_name.
3397 (supported_target_names): New function.
3398 * i386.cc (class Target_selector_i386): Update Target_selector
3399 constructor call. Remove recognize and recognize_by_name. Add
3400 do_instantiate_target.
3401 * x86_64.cc (class Target_selector_x86_64): Likewise.
3402 * testsuite/testfile.cc (class Target_selector_test): Update for
3403 changes to Target_selector.
3404
874c5b28
ILT		 3405 * README: Rewrite, with some notes on unsupported features.
3406
0a65a3a7
CC		 34072008-03-24 Cary Coutant <ccoutant@google.com>
3408
3409 * i386.cc (Target_i386::Got_type): New enum declaration.
3410 (Target_i386::Scan::local): Updated callers of Output_data_got
3411 member functions.
3412 (Target_i386::Scan::global): Likewise.
3413 (Target_i386::Relocate::relocate): Likewise.
3414 (Target_i386::Relocate::relocate_tls): Likewise.
3415 * object.h (Got_offset_list): New class.
3416 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3417 (Sized_relobj::local_got_offset): Likewise.
3418 (Sized_relobj::set_local_got_offset): Likewise.
3419 (Sized_relobj::local_has_tls_got_offset): Removed.
3420 (Sized_relobj::local_tls_got_offset): Removed.
3421 (Sized_relobj::set_local_tls_got_offset): Removed.
3422 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3423 * output.cc (Output_data_got::add_global): Added got_type parameter.
3424 (Output_data_got::add_global_with_rel): Likewise.
3425 (Output_data_got::add_global_with_rela): Likewise.
3426 (Output_data_got::add_global_pair_with_rel): New function.
3427 (Output_data_got::add_global_pair_with_rela): New function.
3428 (Output_data_got::add_local): Added got_type parameter.
3429 (Output_data_got::add_local_with_rel): Likewise.
3430 (Output_data_got::add_local_with_rela): Likewise.
3431 (Output_data_got::add_local_pair_with_rel): New function.
3432 (Output_data_got::add_local_pair_with_rela): New function.
3433 (Output_data_got::add_global_tls): Removed.
3434 (Output_data_got::add_global_tls_with_rel): Removed.
3435 (Output_data_got::add_global_tls_with_rela): Removed.
3436 (Output_data_got::add_local_tls): Removed.
3437 (Output_data_got::add_local_tls_with_rel): Removed.
3438 (Output_data_got::add_local_tls_with_rela): Removed.
3439 * output.h (Output_data_got::add_global): Added got_type parameter.
3440 (Output_data_got::add_global_with_rel): Likewise.
3441 (Output_data_got::add_global_with_rela): Likewise.
3442 (Output_data_got::add_global_pair_with_rel): New function.
3443 (Output_data_got::add_global_pair_with_rela): New function.
3444 (Output_data_got::add_local): Added got_type parameter.
3445 (Output_data_got::add_local_with_rel): Likewise.
3446 (Output_data_got::add_local_with_rela): Likewise.
3447 (Output_data_got::add_local_pair_with_rel): New function.
3448 (Output_data_got::add_local_pair_with_rela): New function.
3449 (Output_data_got::add_global_tls): Removed.
3450 (Output_data_got::add_global_tls_with_rel): Removed.
3451 (Output_data_got::add_global_tls_with_rela): Removed.
3452 (Output_data_got::add_local_tls): Removed.
3453 (Output_data_got::add_local_tls_with_rel): Removed.
3454 (Output_data_got::add_local_tls_with_rela): Removed.
3455 * resolve.cc (Symbol::override_base_with_special): Removed
3456 reference to has_got_offset_ field.
3457 * symtab.cc (Symbol::init_fields): Replaced initialization
3458 of got_offset_ with got_offsets_. Removed initialization
3459 of has_got_offset_
53fcba31 3460 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3461 (Symbol::got_offset): Likewise.
3462 (Symbol::set_got_offset): Likewise.
3463 (Symbol::has_tls_got_offset): Removed.
3464 (Symbol::tls_got_offset): Removed.
3465 (Symbol::set_tls_got_offset): Removed.
3466 (Symbol::got_offset_): Removed.
3467 (Symbol::tls_mod_got_offset_): Removed.
3468 (Symbol::tls_pair_got_offset_): Removed.
3469 (Symbol::got_offsets_): New field.
3470 (Symbol::has_got_offset): Removed.
3471 (Symbol::has_tls_mod_got_offset): Removed.
3472 (Symbol::has_tls_pair_got_offset): Removed.
3473 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3474 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3475 member functions.
3476 (Target_x86_64::Scan::global): Likewise.
3477 (Target_x86_64::Relocate::relocate): Likewise.
3478 (Target_x86_64::Relocate::relocate_tls): Likewise.
3479
bd52eafb
BE		 34802008-03-25 Ben Elliston <bje@au.ibm.com>
3481
3482 * yyscript.y: Fix spelling error in comment.
3483
8b105e34
ILT		 34842008-03-24 Ian Lance Taylor <iant@google.com>
3485
8ed814a9
ILT		 3486 * options.h (class General_options): Define build_id option.
3487 * layout.h (class Layout): Declare write_build_id, create_note,
3488 create_build_id. Add build_id_note_ member.
3489 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3490 "libiberty.h", "md5.h", "sha1.h".
3491 (Layout::Layout): Initialize eh_frame_data_,
3492 eh_frame_hdr_section_, and build_id_note_.
3493 (Layout::finalize): Call create_build_id.
3494 (Layout::create_note): New function, broken out of
3495 Layout::create_gold_note.
3496 (Layout::create_gold_note): Call create_note.
3497 (Layout::create_build_id): New function.
3498 (Layout::write_build_id): New function.
3499 (Close_task_runner::run): Call write_build_id.
3500
8b105e34
ILT		 3501 * x86_64.cc: Correct license to GPLv3.
3502
086a1841
ILT		 35032008-03-23 Ian Lance Taylor <iant@google.com>
3504
3505 * options.cc: Include "demangle.h".
3506 (parse_optional_string): New function.
3507 (parse_long_option): Handle takes_optional_argument.
3508 (parse_short_option): Update dash_z initializer. Handle
3509 takes_optional_argument.
3510 (General_options::General_options): Initialize do_demangle_.
3511 (General_options::finalize): Set do_demangle_. Handle demangling
3512 style.
3513 * options.h (parse_optional_string): Declare.
3514 (struct One_option): Add optional_arg field. Update constructor.
3515 Update call constructor calls. Add takes_optional_argument
3516 function.
3517 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3518 (DEFINE_optional_string): Define.
3519 (General_options::demangle): Change from DEFINE_bool to
3520 DEFINE_optional_string.
3521 (General_options::no_demangle): New function.
3522 (General_options::do_demangle): New function.
3523 (General_options::set_do_demangle): New function.
3524 (General_options::execstack_status_): Move definition to end of
3525 class definition.
3526 (General_options::static_): Likewise.
3527 (General_options::do_demangle_): New field.
3528 * object.cc (big_endian>::get_symbol_location_info): Call
3529 Options::do_demangle, not Options::demangle.
3530 * symtab.cc (demangle): Likewise.
3531
cbb93e63
ILT		 35322008-03-22 Ian Lance Taylor <iant@google.com>
3533
3534 * gold.h: Include <cstddef> and <sys/types.h>
3535 * options.h: Include <cstring>.
3536
ec531623
ILT		 35372008-03-21 Ian Lance Taylor <iant@google.com>
3538
3539 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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