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* dwarf.c (display_debug_lines_raw): Include the name of the
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
ec3f783e
ILT		 12009-06-23 Ian Lance Taylor <iant@google.com>
2
3 PR 10156
4 * layout.cc (Layout::create_note): Use choose_output_section
5 rather than make_output_section.
6
459c9f1c
ILT		 72009-06-23 Ian Lance Taylor <iant@google.com>
8
9 PR 10237
10 * options.cc (General_options::parse_V): Set printed_version_.
11 (General_options::General_options): Initialize printed_version_.
12 * options.h (class General_options): Add printed_version_ field.
13 * gold.cc (queue_initial_tasks): If there are no input files,
14 don't give a fatal error if we printed the version information.
15 (queue_middle_tasks): If using -r with a shared object, give a
16 fatal error rather than an ordinary error.
17
1518dc8f
ILT		 182009-06-23 Ian Lance Taylor <iant@google.com>
19
20 PR 10219
21 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
22 (Layout::make_output_section): Set have_stabstr_section_ if we see
23 a .stab*str section.
24 (Layout::finalize): Call link_stabs_sections.
25 (Layout::link_stabs_sections): New file.
26 * layout.h (class Layout): Add have_stabstr_section_ field.
27 Declare link_stabs_sections.
28
3d857b98
DK		 292009-06-23 Doug Kwan <dougkwan@google.com>
30
31 * Makefile.am (libgold_a_LIBADD): New.
32 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
33 * Makefile.in: Regenerate.
34 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
35 * configure: Regenerate.
36 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
37 * fileread.cc: Include sys/state.h
38 * gold.h: Declare memmem and strndup if found missing.
39 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
40
0639a6f6
ILT		 412009-06-23 Ian Lance Taylor <iant@google.com>
42
43 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
44 * configure: Rebuild.
45
8d63875c
ILT		 462009-06-23 Ian Lance Taylor <iant@google.com>
47
48 PR 10147
49 * object.cc (Object::section_contents): Don't try to get a view if
50 the section has length zero.
51 (Object::handle_gnu_warning_section): If the section is empty, use
52 the name of the section as the warning.
53
f7c8a183
ILT		 542009-06-23 Ian Lance Taylor <iant@google.com>
55
56 PR 10133
57 * stringpool.h (class Stringpool_template): Add optimize_ field.
58 (Stringpool_template::set_optimize): New function.
59 * stringpool.cc (Stringpool_template::Stringpool_template):
60 Initialize optimize_ field.
61 (Stringpool_template::set_string_offsets): Test local optimize
62 fild rather than parameter.
63 * layout.cc (Layout::Layout): Call set_optimize on the section
64 name stringpool.
65
e6a307ba
ILT		 662009-06-22 Ian Lance Taylor <iant@google.com>
67
68 PR 10030
69 * yyscript.y: Parse TARGET.
70 * script.cc (script_set_target): New function.
71 * script-c.h (script_set_target): Declare.
72 * options.cc (General_options::string_to_object_format): Rename
73 from string_to_object_format in anonymous namespace. Change
74 callers.
75 * options.h (class General_options): Declare
76 string_to_object_format.
77
3ee173de
ILT		 782009-06-22 Ian Lance Taylor <iant@google.com>
79
80 * script-sections.cc (Script_sections::create_segments): Don't put
81 program headers in a PT_LOAD segment if -n or -N.
82
832009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 84
85 PR 10141
86 * options.h (class General_options): Add -z lazy and -z now. Sort
87 -z options into alphabetical order.
88 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
89
cd6739a1 902009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 91
92 * layout.cc (Layout::make_output_section): Call
93 Target::new_output_section.
94 (Layout::attach_allocated_section_to_segment): Put large section
95 sections in a separate load segment with the large segment flag
96 set.
97 (Layout::segment_precedes): Sort large data segments after other
98 load segments.
99 (align_file_offset): New static function.
100 (Layout::set_segment_offsets): Use align_file_offset.
101 * output.h (class Output_section): Add is_small_section_ and
102 is_large_section_ fields.
103 (Output_section::is_small_section): New function.
104 (Output_section::set_is_small_section): New function.
105 (Output_section::is_large_section): New function.
106 (Output_section::set_is_large_section): New function.
107 (Output_section::is_large_data_section): New function.
108 (class Output_segment): Add is_large_data_segment_ field.
109 (Output_segment::is_large_data_segment): New function.
110 (Output_segment::set_is_large_data_segment): New function.
111 * output.cc (Output_section::Output_section): Initialize new
112 fields.
113 (Output_segment::Output_segment): Likewise.
114 (Output_segment::add_output_section): Add assertion that large
115 data sections always go in large data segments. Force small data
116 sections to the end of the list of data sections. Force small BSS
117 sections to the start of the list of BSS sections. For large BSS
118 sections to the end of the list of BSS sections.
119 * symtab.h (class Symbol): Declare is_common_shndx.
120 (Symbol::is_defined): Check Symbol::is_common_shndx.
121 (Symbol::is_common): Likewise.
122 (class Symbol_table): Define enum Commons_section_type. Update
123 declarations. Add small_commons_ and large_commons_ fields.
124 * symtab.cc (Symbol::is_common_shndx): New function.
125 (Symbol_table::Symbol_table): Initialize new fields.
126 (Symbol_table::add_from_object): Put small and large common
127 symbols in the right list.
128 (Symbol_table::sized_finalized_symbol): Check
129 Symbol::is_common_shndx.
130 (Symbol_table::sized_write_globals): Likewise.
131 * common.cc (Symbol_table::do_allocate_commons): Allocate new
132 common symbol lists. Don't call do_allocate_commons_list if the
133 list is empty.
134 (Symbol_table::do_allocate_commons_list): Remove is_tls
135 parameter. Add comons_section_type parameter. Change all
136 callers. Handle small and large common symbols.
137 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
138 Symbol::is_common_shndx.
139 * resolve.cc (symbol_to_bits): Likewise.
140 * target.h (Target::small_common_shndx): New function.
141 (Target::small_common_section_flags): New function.
142 (Target::large_common_shndx): New function.
143 (Target::large_common_section_flags): New function.
144 (Target::new_output_section): New function.
145 (Target::Target_info): Add small_common_shndx, large_common_shndx,
146 small_common_section_flags, and large_common_section_flags
147 fields.
148 (Target::do_new_output_section): New virtual function.
149 * arm.cc (Target_arm::arm_info): Initialize new fields.
150 * i386.cc (Target_i386::i386_info): Likewise.
151 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
152 Likewise.
153 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
154 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
155 (Target_x86_64::do_new_output_section): New function.
156 * configure.ac: Define conditional MCMODEL_MEDIUM.
157 * testsuite/Makefile.am (check_PROGRAMS): Add large.
158 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
159 (large_LDFLAGS): Define.
160 * testsuite/large.c: New file.
161 * testsuite/testfile.cc (Target_test::test_target_info):
162 Initialize new fields.
163 * configure, testsuite/Makefile.in: Rebuild.
164
bb04269c
DK		 1652009-06-05 Doug Kwan <dougkwan@google.com>
166
167 * Makefile.am (CCFILES): Add target.cc.
168 * Makefile.in: Regenerate.
169 * i386.cc (class Target_i386): Define new virtual method to
170 override do_is_local_label_name in parent.
171 * object.cc (Sized_relobj::do_count_local_symbols): Discard
172 local symbols if --discard-locals or -X is given.
173 * options.h (class General_options): Declare new options
174 '--discard-locals' and '-X' for discarding locals.
175 * target.h (class Target): Define new methods is_local_label_name.
176 Declare new virtual method do_is_local_label_name.
177 * target.cc: New file.
178 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
179 (check_SCRIPTS): Add discard_locals_test.sh.
180 (check_DATA): Add discard_local_tests.syms.
181 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
182 (discard_local_tests.syms, discard_locals_test.o): New make rules.
183 * testsuite/Makefile.in: Regenerate.
184 * testsuite/discard_locals_test.c: New file.
185 * testsuite/discard_locals_test.sh: Same.
186
805bb01c
DK		 1872009-06-05 Doug Kwan <dougkwan@google.com>
188
189 * object.cc (Sized_relobj::Sized_relobj): Initialize
190 discarded_eh_frame_shndx_ to -1U.
191 (Sized_relobj::do_layout): Record index of a discard .eh_frame
192 section.
193 (Sized_relobj::do_count_local_symbols): Skip local symbols in
194 a discarded .eh_frame section.
195 (Sized_relobj::do_finalize_local_symbols): Ditto.
196 * object.h (class Sized_relobj): Declare new member
197 discarded_eh_frame_shndx_.
198 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
199 (local_labels_test.o, local_labels_test): New rules.
200 * testsuite/Makefile.in: Regenerate.
201
1dcd334d
DK		 2022009-06-04 Doug Kwan <dougkwan@google.com>
203
204 * layout.cc (Layout::section_name_mapping): Add mapping for
205 special ARM sections.
206
96d49306
DK		 2072009-06-03 Doug Kwan <dougkwan@google.com>
208
209 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
210 (utils::has_overflow): Same.
211
dff16297
ILT		 2122009-06-03 Ian Lance Taylor <iant@google.com>
213
214 * layout.cc (Layout::section_name_mapping): New array, replacing
215 Layout::linkonce_mapping.
216 (Layout::section_name_mapping_count): New variable, replacing
217 Layout::linkonce_mapping_count.
218 (Layout::linkonce_output_name): Remove.
219 (Layout::output_section_name): Rewrite.
220 * layout.h (class Layout): Rename Linkonce_mapping to
221 Section_name_mapping, linkonce_mapping to section_name_mapping,
222 linkonce_mapping_count to section_name_mapping_count. Don't
223 declare linkonce_output_name.
224
c121c671
DK		 2252009-06-03 Doug Kwan <dougkwan@google.com>
226
227 * gold/arm.cc (namespace utils): New.
228 (Target_arm::reloc_is_non_pic): Define new method.
229 (class Arm_relocate_functions): New.
230 (Target_arm::Relocate::relocate): Handle relocation types used by
231 Android.
232
07800fab
ILT		 2332009-06-03 Ian Lance Taylor <iant@google.com>
234
235 * arm.cc (Target_arm::scan::global): Use || instead of |.
236
c121c671
DK		 2372009-06-02 Doug Kwan <dougkwan@google.com>
238
239 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
240 issued_non_pic_error_.
241 (class Target_arm::Scan): Declare new method check_non_pic.
242 Define new method symbol_needs_plt_entry.
243 Declare new data member issued_non_pic_error_.
244 (class Target_arm::Relocate): Declare new method
245 should_apply_static_reloc.
246 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
247 (Target_arm::Scan::check_non_pic): Define new method.
248 (Target_arm::Scan::local): Handle a small subset of reloc types used
249 by Android.
250 (Target_arm::Scan::local): Same.
251 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
252
b19b0c6d
ILT		 2532009-05-31 Mikolaj Zalewski <mikolajz@google.com>
254
255 * incremental.cc (Incremental_inputs::report_command_line): Filter
256 out --incremental-* options.
257
94cdfcff
DK		 2582009-05-29 Doug Kwan <dougkwan@google.com>
259
260 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
261 template class.
262 (class Target_arm): Update comment.
263 (Target_arm::Target_arm): Initialize new data members GOT_,
264 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
265 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
266 and Target_arm::rel_dyn_section.
267 Declare new_enum Target_arm::Got_type.
268 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
269 and DYNBSS_.
270 Update commments for member do_dynsym_value.
271 (Target_arm::got_size, Target_arm::plt_section,
272 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
273 new methods inside class defintion.
274 (Target_arm::got_section): Define new method.
275 (Target_arm::rel_dyn_section): Same.
276 (Output_data_plt_arm): New template class.
277 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
278 (Output_data_plt_arm:do_adjust_output_section): Define new method.
279 (Output_data_plt_arm::add_entry): Same.
280 (Output_data_plt_arm::first_plt_entry): Define new
281 static data member for PLT instruction template.
282 (Output_data_plt_arm::plt_entry): Same.
283 (Output_data_plt_arm::do_write): Define new method.
284 (Target_arm::make_plt_entry): Same.
285 (Target_arm::do_finalize_sections): Same.
286 (Target_arm::do_dynsym_value): Same.
287
4a657b0d
DK		 2882009-05-28 Doug Kwan <dougkwan@google.com>
289
290 * Makefile.am (TARGETSOURCES): Add arm.cc.
291 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
292 * Makefile.in: Regenerate.
293 * arm.cc: New file.
294 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
295
e7ae8c36
DK		 2962009-05-26 Doug Kwan <dougkwan@google.com>
297
298 * options.cc (General_options::parse_exclude_libs). Fix a comment.
299 (General_options::check_excluded_libs): Strip off directories in
300 archive name before matching like GNU ld does.
301 * testsuite/Makefile.am (MOSTLYCLEANFILES,
302 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
303 (exclude_libs_test_LDFLAGS): Add linker option
304 -Wl,--exclude-libs,libexclude_libs_test_3
305 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
306 an explicit archive without using -l.
307 (alt/libexclude_libs_test_3.a): New make rule.
308 * testsuite/Makefile.in: Regenerate.
309 * testsuite/exclude_libs_test.c : Declare lib3_default().
310 (main): Call it.
311 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
312 * exclude_libs_test_3.c: New file.
313
f12e7348
NC		 3142009-05-26 Nick Clifton <nickc@redhat.com>
315
316 * po/id.po: New Indonesian translation.
317 * po/gold.pot: Updated template file.
318
4daadc0d
ST		 3192009-05-22 Sriraman Tallam <tmsriram@google.com>
320
321 * testsuite/Makefile.am: Add -ffunction-sections to compile
322 gc_comdat_test files. Add -Wl,--gc-sections to build
323 gc_comdat_test.
324 * testsuite/Makefile.in: Regenerate.
325 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
326
531813ad
ST		 3272009-05-21 Sriraman Tallam <tmsriram@google.com>
328
329 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
330 kept comdat section was garbage collected.
331 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
332 * testsuite/Makefile.in: Regenerate.
333 * testsuite/gc_comdat_test.sh: New file.
334 * testsuite/gc_comdat_test_1.cc: New file.
335 * testsuite/gc_comdat_test_2.cc: New file.
336
65514900
CC		 3372009-05-19 Doug Kwan <dougkwan@google.com>
338
339 * archive.cc (Archive::Archive): Move constructor from archive.h
340 to here. Initialize no_export_.
341 (Archive::get_elf_object_for_member): Set no_export flag of object.
342 * archive.h (Archive::Archive): Move constructor body to
343 archive.cc.
344 (Archive::no_export): New method.
345 (Archive::no_export_): New field.
346 * object.h (Object::Object): Initialize no_export_ to false.
347 (Object::no_export, Object::set_no_export): New methods.
348 (Object::no_export_): New field.
349 * options.cc (General_options::parse_exclude_libs): New method.
350 (General_options::check_excluded_libs) Same.
351 * options.h (exclude_libs): New option.
352 (General_options::check_excluded_libs): New method declaration.
353 (General_options::excluded_libs_): New field.
354 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
355 default or protected visibility if an object has no-export flag set.
356 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
357 (check_SCRIPTS): Add exclude_libs_test.sh.
358 (check_DATA): Add exclude_libs_test.syms.
359 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
360 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
361 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
362 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
363 (exclude_libs_test.syms, libexclude_libs_test_1.a,
364 libexclude_libs_test_2.a): New rules.
365 * testsuite/Makefile.in: Regenerate.
366 * testsuite/exclude_libs_test.c: New file.
367 * testsuite/exclude_libs_test.sh: Ditto.
368 * testsuite/exclude_libs_test_1.c: Ditto.
369 * testsuite/exclude_libs_test_2.c: Ditto.
370
1b77ea50
ILT		 3712009-05-15 Ian Lance Taylor <iant@google.com>
372
373 * configure.ac: Check for declarations for cases where libiberty.h
374 checks HAVE_DECL_xxx.
375 * configure, config.in: Rebuild.
376
072fe7ce
ILT		 3772009-05-15 Mikolaj Zalewski <mikolajz@google.com>
378
379 * gold.h (Incremental_argument_list): Remove (invalid) forward
380 declaration.
381 * incremental.cc (Incremental_inputs::report_achive): New method.
382 (Incremental_inputs::report_object): New method.
383 (Incremental_inputs::report_script): New method.
384 (Incremental_inputs::finalize_inputs): New method.
385 (Incremental_inputs::finalize): Call finalize_inputs().
386 (Incremental_inputs::sized_create_incremental_inputs_section_data):
387 Create inputs entries.
388 * incremental.h (Incremental_input_type): New enum.
389 (Incremental_inputs::Incremental_input): Initialize new fields.
390 (Incremental_inputs::report_inputs): New method.
391 (Incremental_inputs::report_achive): New method.
392 (Incremental_inputs::report_object): New method.
393 (Incremental_inputs::report_script): New method.
394 (Incremental_inputs::finalize_inputs): New method.
395 (Incremental_inputs::Input_info): New struct.
396 (Incremental_inputs::Input_info_map): New typedef.
397 (Incremental_inputs::lock_): New field.
398 (Incremental_inputs::Inputs_): New field.
399 (Incremental_inputs::Inputs_map): New field.
400 * main.cc (main): Call Incremental_input::report_inputs.
401 * options.h (Input_argument_list): Typedef moved from
402 Input_arguments.
403 (Input_file_group::Files): Remove, use ::Input_argument_list.
404 (Input_file_group::Input_argument_list): Remove, use
405 ::Input_argument_list.
406 * plugin.cc (Plugin_manager::add_input_file): Add error in
407 incremental build.
408 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
409 functions.
410 * script.cc (read_input_script): Call
411 Incremental_input::report_script.
412 * script.h (Script_info): New class.
413
b0481b0b
ILT		 4142009-04-27 Ian Lance Taylor <iant@google.com>
415
416 * x86_64.cc (do_adjust_output_section): Set entsize to
417 plt_entry_size.
418
b22a5a41 4192009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 420
421 * output.cc (Output_file::close): After short writes, continue
422 writing from the correct offset in the buffer being written.
423
40fde488
CD		 4242009-04-23 Chris Demetriou <cgd@google.com>
425
426 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
427 * configure: Regenerate.
428 * config.in: Regenerate.
429 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
430 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
431
3ce2c28e
ILT		 4322009-04-21 Mikolaj Zalewski <mikolajz@google.com>
433
434 * incremental.cc (Incremental_inputs_header_data): Renamed from
435 Incremental_input_header_data.
436 (Incremental_inputs_header_data::data_size): New field.
437 (Incremental_inputs_header_data::put_input_file_count): Renamed
438 from input_file_count.
439 (Incremental_inputs_header_data::put_command_line_offset): Renamed
440 from command_line_offset.
441 (Incremental_inputs_header_data::put_reserved): Renamed from
442 put_reserved.
443 (Incremental_inputs_entry_data): Renamed from
444 Incremental_input_entry_data.
445 (Incremental_inputs_entry_data::data_size): New field.
446 (Incremental_inputs::report_command_line): New method.
447 (Incremental_inputs::finalize): New method.
448 (Incremental_inputs::create_incremental_inputs_data): New method.
449 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
450 * incremental.h: New file.
451 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
452 (Layout::finalize): Create incremental inputs section in
453 incremental builds.
454 (Layout::create_incremental_info_sections): New method.
455 * layout.h (Layout::incremental_inputs): New method.
456 (Layout::create_incremental_info_sections): New method.
457 (Layout::incremental_inputs_): New field.
458 * main.cc (main): Notify Incremental_input of the command line.
459
e55bde5e
ILT		 4602009-04-01 Ian Lance Taylor <iant@google.com>
461 Mikolaj Zalewski <mikolajz@google.com>
462
463 * gold.h (reserve_unordered_map): Define, three versions, one for
464 each version of Unordered_map.
465 * layout.cc (Layout::Layout): Remove options parameter. Add
466 number_of_input_files parameter. Don't initialize options_.
467 Initialize number_of_input_files_ and resized_signatures_. Move
468 sections_are_attached_.
469 (Layout::layout_group): Reserve space for group_signatures_.
470 (Layout::find_or_add_kept_section): Change name parameter to be a
471 reference. Resize signatures_ map when it gets large enough.
472 (Layout::layout_eh_frame): Use parameters->options() instead of
473 this->options_.
474 (Layout::make_output_section): Likewise.
475 (Layout::attach_allocated_section_to_segment): Likewise.
476 (Layout::finalize, Layout::create_executable_stack): Likewise.
477 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
478 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
479 * layout.h (class Layout): Update declarations. Remove options_
480 field. Add number_of_input_files_ and resized_signatures_
481 fields. Move sections_are_attached_ field.
482 * main.cc (main): Pass number of input files to Layout
483 constructor. Don't pass options.
484
154b857c
ILT		 4852009-03-30 Ian Lance Taylor <iant@google.com>
486
487 * ffsll.c (ffsll): Correct implementation.
488
2f35ab9b
ILT		 4892009-03-27 Ian Lance Taylor <iant@google.com>
490
fd03461a
ILT		 491 * ffsll.c: New file.
492 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
493 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
494 * ftruncate.c (ftruncate): Declare before definition.
495 * mremap.c (mremap): Likewise.
496 * pread.c (pread): Likewise.
497 * configure, Makefile.in, config.in: Rebuild.
498
2f35ab9b
ILT		 499 * mremap.c: New file.
500 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
501 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
502 (mremap): Declare if HAVE_MREMAP is not defined.
503 * configure, Makefile.in, config.in: Rebuild.
504
33aea2fd
CC		 5052009-03-27 Cary Coutant <ccoutant@google.com>
506
507 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
508 position independent.
509 * sparc.cc (Target_sparc::check_non_pic): Likewise.
510 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
511
6d479619
CC		 5122009-03-24 Cary Coutant <ccoutant@google.com>
513
514 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
515 an executable.
516 (needs_dynamic_reloc): Likewise.
517
afc06bb8
ILT		 5182009-03-24 Ian Lance Taylor <iant@google.com>
519
520 * yyscript.y (file_cmd): Recognize EXTERN.
521 (extern_name_list, extern_name_list_body): New nonterminals.
522 * script.cc (script_add_extern): Define.
523 * script-c.h (script_add_extern): Declare.
524
f6060a4d
ILT		 5252009-03-24 Rafael Avila de Espindola <espindola@google.com>
526
527 * object.cc (is_elf_object): Define.
528 * object.h (is_elf_object): Declare.
529 * archive.cc (Archive::get_elf_object_for_member): Call
530 is_elf_object.
33aea2fd 531 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 532
26736d8e
ILT		 5332009-03-24 Elliott Hughes <enh@google.com>
534
535 * output.cc (Output_file::map_anonymous): Define.
536 (Output_file::map): Use map_anonymous. If the regular mmap fails,
537 try an anonymous one. Report the size if the mmap fails.
538 * output.h (class Output_file): Declare map_anonymous.
539
22fd9730
ILT		 5402009-03-24 Ian Lance Taylor <iant@google.com>
541
542 * target-select.cc (instantiate_target): Don't acquire the lock if
543 the instantiated_target_ field has already been set.
544
cb010894
ILT		 5452009-03-23 Ian Lance Taylor <iant@google.com>
546
7f055c20
ILT		 547 * gold-threads.h (class Initialize_lock): Define.
548 * gold-threads.cc (class Initialize_lock_once): Define.
549 (initialize_lock_control): New static variable.
550 (initialize_lock_pointer): New static variable.
551 (initialize_lock_once): New static function.
552 (Initialize_lock::Initialize_lock): Define.
553 (Initialize_lock::initialize): Define.
554 * target-select.h: Include "gold-threads.h".
555 (class Target_selector): Add lock_ and initialize_lock_ fields.
556 Don't define instantiate_target, just declare it.
557 * target-select.cc (Target_selector::Target_selector): Initialize
558 new fields.
559 (Target_selector::instantiate_target): Define.
560 * descriptors.h: Include "gold-threads.h".
561 (class Descriptors): Add initialize_lock_ field.
562 * descriptors.cc (Descriptors::Descriptors): Initialize new
563 field.
564 (Descriptors::open): Use initialize_lock_ field
565 * errors.h (class Errors): Add initialize_lock_ field.
566 * errors.cc (Errors::Errors): Initialize new field.
567 (Errors::initialize_lock): Use initialize_lock_ field.
568 * powerpc.cc (class Target_selector_powerpc): Remove
569 instantiated_target_ field. In do_recognize call
570 instantiate_target rather than do_instantiate_target. In
571 do_instantiate_target just allocate a new target.
572 * sparc.cc (class Target_selector_sparc): Likewise.
573
36959681
ILT		 574 * freebsd.h: New file.
575 * i386.cc: Include "freebsd.h".
576 (Target_i386): Derive from Target_freebsd rather than
577 Sized_target.
578 (Target_selector_i386): Derive from Target_selector_freebsd rather
579 than Target_selector.
580 * x86_64.cc: Include "freebsd.h".
581 (Target_x86_64): Derive from Target_freebsd rather than
582 Sized_target.
583 (Target_selector_x86_64): Derive from Target_selector_freebsd
584 rather than Target_selector.
585 * target.h (class Target): Add adjust_elf_header and
586 do_adjust_elf_header.
587 * output.cc (Output_file_header:: do_sized_write): Call target
588 adjust_elf_header routine.
589 * configure.tgt: Set targ_osabi.
590 * configure.ac: Define GOLD_DEFAULT_OSABI.
591 * parameters.cc (Parameters::default_target): Pass
592 GOLD_DEFAULT_OSABI to select_target.
593 * target-select.h (class Target_selector): Make instantiate_target
594 protected rather than private.
595 * Makefile.am (HFILES): Add freebsd.h.
596 * configure, Makefile.in, config.in: Rebuild.
597
cb010894
ILT		 598 * merge.cc (do_add_input_section): Correct pend value. Change
599 message about last entry not being null terminated from error to
600 warning.
601
0e879927
ILT		 6022009-03-20 Mikolaj Zalewski <mikolajz@google.com>
603
604 * incremental.cc: New file.
605 * Makefile.am (CCFILES): Add incremental.cc.
606 * Makefile.in: Rebuild.
607
41105937
PP		 6082009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
609
610 * layout.cc (Layout::output_section_name): Preserve names
611 of '.note.' sections.
612
60439920
ILT		 6132009-03-19 Ian Lance Taylor <iant@google.com>
614
615 * descriptors.cc (Descriptors::open): Check that the options are
616 valid before using them.
617
0d371ad3
ILT		 6182009-03-18 Ian Lance Taylor <iant@google.com>
619
620 * script-sections.h: Include <list>.
621 (class Script_sections): Change Sections_elements from std::vector
622 to std::list. Typedef public Elements_iterator. Add
623 orphan_section_placement_, data_segment_align_start_, and
624 saw_data_segment_align_ fields. Remove data_segment_align_index_
625 field.
626 * script-sections.cc (class Orphan_section_placement): New class.
627 (class Sections_element): Add virtual functions is_relro and
628 orphan_section_init. Remove virtual function place_orphan_here.
629 (class Output_section_definition): Add is_relro and
630 orphan_section_init. Remove place_orphan_here.
631 (class Orphan_output_section): Likewise.
632 (Script_sections::Script_sections): Update for field changes.
633 (Script_sections::data_segment_align): Set saw_data_segment_align_
634 and data_segment_align_start_, not data_segment_align_index.
635 (Script_sections::data_segment_relro_end): Check
636 saw_data_segment_align_. Use data_segment_align_start_ rather
637 than data_segment_align_index_.
638 (Script_sections::place_orphan): Rewrite to use
639 Orphan_section_placement.
640
9201d894
ILT		 6412009-03-17 Ian Lance Taylor <iant@google.com>
642
9c5b8369
ILT		 643 * archive.cc (Archive::add_symbols): Check for a version attached
644 to the symbol name in the archive map.
645 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
646 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
647 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
648 (ver_test_11.a): New target.
649 * testsuite/Makefile.in: Rebuild.
650
9201d894
ILT		 651 * configure.ac: Check for chsize and posix_fallocate. Replace
652 ftruncate.
653 * ftruncate.c: New file, from gnulib.
654 * output.cc (posix_fallocate): Define dummy version if not
655 HAVE_POSIX_FALLOCATE.
656 (Output_file::map): Call posix_fallocate rather than lseek and
657 write.
658 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
659 * configure, Makefile.in, config.in: Rebuild.
660
ef4ab7a8
PP		 6612009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
662
663 * layout.h (Layout::create_note): Add section_name parameter.
664 * layout.cc (Layout::create_note): Likewise.
665 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
666
8c500701
ILT		 6672009-03-17 Ian Lance Taylor <iant@google.com>
668
e85b18e1
ILT		 669 * descriptors.cc: Include "options.h".
670 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
671 (Descriptors::open): Always use O_CLOEXEC when opening a new
672 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
673 then set FD_CLOEXEC.
674
9efe6174
ILT		 675 * sparc.cc (class Target_sparc): Add has_got_section.
676 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
677 make sure we have a GOT section.
678
679 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
680 (Target_sparc::Scan::local): Likewise.
681 (Target_sparc::Scan::global): Likewise.
682 (Target_sparc::Relocate::relocate): Likewise.
683 (Target_sparc::Relocate::relocate_tls): Likewise.
684
8c500701
ILT		 685 * symtab.cc (Symbol_table::define_default_version): New function,
686 broken out of add_from_object.
687 (Symbol_table::add_from_object): Call define_default_version.
688 (Symbol_table::define_special_symbol): Add resolve_oldsym
689 parameter. Change all callers. If the version for a symbol comes
690 from a version script, resolve it with the symbol with the same
691 name with no version. Also add the symbol without a version if
692 appropriate.
693 (do_define_in_output_data): If resolving with oldsym, don't delete
694 sym.
695 (do_define_in_output_segment): Likewise.
696 (do_define_as_constant): Likewise.
697 * symtab.h (class Symbol_table): Update declarations.
698
f1ed28fb
ILT		 6992009-03-13 Ian Lance Taylor <iant@google.com>
700
15f8229b
ILT		 701 * readsyms.cc (Read_symbols::incompatible_warning): New function.
702 (Read_symbols::requeue): New function.
703 (Read_symbols::do_read_symbols): If make_elf_object fails because
704 the target type is not configured, and the file was searched for,
705 issue a warning and retry with the next directory.
706 (Add_symbols::run): If the file has an incompatible format, and
707 it was searched for, requeue the Read_symbols task. On error,
708 release the object.
709 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
710 dirindex parameter to constructor. Change all callers. Declare
711 incompatible_warning and requeue.
712 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
713 input_argument_ and input_group_ fields. Add them to
714 constructor. Change all callers.
715 (class Read_script): Add dirindex_ field. Add it to constructor.
716 Change all callers.
717 * archive.cc (Archive::setup): Remove input_objects parameter.
718 Change all callers.
719 (Archive::get_file_and_offset): Likewise.
720 (Archive::read_all_symbols): Likewise.
721 (Archive::read_symbols): Likewise.
722 (Archive::get_elf_object_for_member): Remove input_objects
723 parameter. Add punconfigured parameter. Change all callers.
724 (Archive::add_symbols): Change return type to bool. Check return
725 value of include_member.
726 (Archive::include_all_members): Likewise.
727 (Archive::include_member): Change return type to bool. Return
728 false if first included object has incompatible target. Set
729 included_member_ field.
730 (Add_archive_symbols::run): If add_symbols returns false, requeue
731 Read_symbols task.
732 * archive.h (class Archive): Add included_member_ field.
733 Initialize it in constructor. Add input_file and searched_for
734 methods. Update declarations.
735 (class Add_archive_symbols): Add dirpath_, dirindex_, and
736 input_argument_ fields. Add them to constructor. Change all
737 callers.
738 * script.cc: Include "target-select.h".
739 (class Parser_closure): Add skip_on_incompatible_target_ and
740 found_incompatible_target_ fields. Add
741 skip_on_incompatible_target parameter to constructor. Change all
742 callers. Add methods skip_on_incompatible_target,
743 clear_skip_on_incompatible_target, found_incompatible_target, and
744 set_found_incompatible_target.
745 (read_input_script): Add dirindex parameter. Change all callers.
746 If parser finds an incompatible target, requeue Read_symbols
747 task.
748 (script_set_symbol): Clear skip_on_incompatible_target in
749 closure.
750 (script_add_assertion, script_parse_option): Likewise.
751 (script_start_sections, script_add_phdr): Likewise.
752 (script_check_output_format): New function.
753 * script.h (read_input_script): Update declaration.
754 * script-c.h (script_check_output_format): Declare.
755 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
756 (ignore_cmd): Remove OUTPUT_FORMAT.
757 * fileread.cc (Input_file::Input_file): Add explicit this.
758 (Input_file::will_search_for): New function.
759 (Input_file::open): Add pindex parameter. Change all callers.
760 * fileread.h (class Input_file): Add input_file_argument method.
761 Declare will_search_for. Update declarations.
762 * object.cc (make_elf_object): Add punconfigured parameter.
763 Change all callers.
764 * object.h (class Object): Make input_file public. Add
765 searched_for method.
766 (make_elf_object): Update declaration.
767 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
768 restart search.
769 * dirsearch.h (class Dirsearch): Update declaration.
770 * options.h (class General_options): Add --warn-search-mismatch.
771 * parameters.cc (Parameters::is_compatible_target): New function.
772 * parameters.h (class Parameters): Declare is_compatible_target.
773 * workqueue.cc (Workqueue::add_blocker): New function.
774 * workqueue.h (class Workqueue): Declare add_blocker.
775
f1ed28fb
ILT		 776 * fileread.cc (Input_file::open): Remove options parameter.
777 Change all callers.
778 (Input_file::open_binary): Likewise.
779 * script.cc (read_input_script): Likewise.
780 * readsyms.h (class Read_symbols): Remove options_ field. Remove
781 options parameter from constructor. Change all callers.
782 (class Read_script): Likewise.
783 * fileread.h (class Input_file): Update declarations.
784 * script.h (read_input_script): Update declaration.
785
34dd024a
NC		 7862009-03-10 Nick Clifton <nickc@redhat.com>
787
788 * po/es.po: New Spanish translation.
789
6d71b17c
CC		 7902009-03-06 Cary Coutant <ccoutant@google.com>
791
792 * options.cc (parse_short_option): Keep dash_z from registering itself.
793
031cdbed
ILT		 7942009-03-03 Ian Lance Taylor <iant@google.com>
795
796 PR 9918
797 * target-reloc.h (relocate_section): Pass output_section to
798 relocate.
799 * i386.cc (Target_i386::should_apply_static_reloc): Add
800 output_section parameter. Change all callers.
801 (Target_i386::Relocate::relocate): Add output_section parameter.
802 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
803 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
804 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
805 * testsuite/two_file_shared.sh: New script.
806 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
807 (check_DATA): Add two_file_shared.dbg.
808 (two_file_shared.dbg): New target.
809 * testsuite/Makefile.in: Rebuild.
810
15d5fa16
ILT		 8112009-03-01 Ian Lance Taylor <iant@google.com>
812
813 * configure.ac: Check for byteswap.h.
814 * configure: Rebuild.
815 * config.in: Rebuild.
816
8a4c0b0d
ILT		 8172009-03-01 Mikolaj Zalewski <mikolajz@google.com>
818
819 * layout.cc (Layout::find_or_add_kept_section): New function.
820 (Layout::add_comdat): Removed.
821 * layout.h (struct Kept_section): Move out of class Layout.
822 Remove trailing underscores from field names. Add group_sections
823 field. Rename group_ field to is_group. Change all uses.
824 (class Layout): Declare find_or_add_kept_section, not add_comdat.
825 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
826 comdat_groups_ field.
827 (Sized_relobj::include_section_group): Use
828 find_or_add_kept_section and Kept_section::group_sections.
829 (Sized_relobj::include_linkonce_section): Likewise.
830 * object.cc (class Sized_relobj): Don't define Comdat_group or
831 Comdat_group_table. Remove find_comdat_group and
832 add_comdat_group. Remove comdat_groups_ field.
833 * plugin.cc (include_comdat_group): Use
834 Layout::find_or_add_kept_section.
835
b4ecf66b
ILT		 8362009-02-28 Ian Lance Taylor <iant@google.com>
837
14359ca0
ILT		 838 * README: --gc-sections and map files are now supported. Document
839 some build requirements.
840
b4ecf66b
ILT		 841 PR 6992
842 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
843 relocatable link set the value of the section symbol to zero.
844 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
845 relocatable link don't include the section address in the local
846 symbol value.
847
0602e05a
ILT		 8482009-02-27 Ian Lance Taylor <iant@google.com>
849
fd9d194f
ILT		 850 PR 6811
851 * options.h (class Search_directory): Add is_system_directory.
852 (class General_options): Declare is_in_system_directory.
853 * options.cc (get_relative_sysroot): Make static.
854 (get_default_sysroot): Make static.
855 (General_optoins::is_in_system_directory): New function.
856 * fileread.cc (Input_file::is_in_system_directory): New function.
857 * fileread.h (class Input_file): Declare is_in_system_directory.
858 * object.h (class Object): Add is_in_system_directory.
859 (class Input_objects): Remove system_library_directory_ field.
860 * object.cc (Input_objects::add_object): Don't set
861 system_library_directory_.
862 (input_objects::found_in_system_library_directory): Remove.
863 * symtab.cc (Symbol_table::write_globals): Remove input_objects
864 parameter. Change all callers.
865 (Symbol_table::sized_write_globals): Likewise.
866 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
867 Call Object::is_in_system_directory.
868 * symtab.h (class Symbol_table): Update declarations.
869
61edd21f
ILT		 870 PR 5990
871 * descriptors.h (Open_descriptor): Add is_on_stack field.
872 * descriptors.cc (Descriptors::open): If the descriptor is on the
873 top of the stack, remove it. Initialize is_on_stack field.
874 (Descriptors::release): Only add pod to stack if it is not on the
875 stack already.
876 (Descriptors::close_some_descriptor): Clear stack_next and
877 is_on_stack fields.
878
e29e076a
ILT		 879 PR 7091
880 * output.cc (Output_section::find_starting_output_address): Rename
881 from starting_output_address; add PADDR parameter; change return
882 type.
883 * output.h (class Output_section): Declare
884 find_starting_output_address instead of starting_output_address.
885 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
886 section symbol for which we can't find a merge section.
887
0602e05a
ILT		 888 PR 9836
889 * symtab.cc (Symbol_table::add_from_object): If the visibility is
890 hidden or internal, force the symbol to be local.
891 * resolve.cc (Symbol::override_visibility): Define.
892 (Symbol::override_base): Use override_visibility.
893 (Symbol_table::resolve): Likewise.
894 (Symbol::override_base_with_special): Likewise.
895 (Symbol_table::override_with_special): If the visibility is hidden
896 or internal, force the symbol to be local.
897 * symtab.h (class Symbol): Add set_visibility and
898 override_visibility.
899 * testsuite/ver_test_1.sh: New file.
900 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
901 (check_DATA): Add ver_test_1.syms.
902 (ver_test_1.syms): New target.
903 * testsuite/Makefile.in: Rebuild.
904
401a9a73
CC		 9052009-02-25 Cary Coutant <ccoutant@google.com>
906
907 * layout.cc (Layout::choose_output_section): Don't rename sections
908 when using a linker script that has a SECTIONS clause.
909 * Makefile.in: Regenerate.
910
911 * testsuite/Makefile.am (script_test_5.sh): New test case.
912 * testsuite/Makefile.in: Regenerate.
913 * testsuite/script_test_5.cc: New file.
914 * testsuite/script_test_5.sh: New file.
915 * testsuite/script_test_5.t: New file.
916
f488e4b0
CC		 9172009-02-13 Rafael Avila de Espindola <espindola@google.com>
918
919 * archive.cc (Archive::include_member): Update calls to add_symbols.
920 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
921 the Layout argument.
922 * dynobj.h (do_add_symbols): Add the Layout argument.
923 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
924 Layout argument.
925 * object.h (Object::add_symbols): Add the Layout argument.
926 (Object::do_add_symbols): Add the Layout argument.
927 (Sized_relobj::do_add_symbols): Add the Layout argument.
928 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
929 Unify the two versions.
930 (Add_plugin_symbols): Remove.
931 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
932 (Sized_pluginobj::do_add_symbols): Unify the two versions.
933 (Add_plugin_symbols): Remove.
934 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
935 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
936 (Add_symbols::run): Make it work with Pulginobj.
937
89dd1680
ILT		 9382009-02-06 Ian Lance Taylor <iant@google.com>
939
940 * object.cc (Sized_relobj::do_layout): Make info message start
941 with lower case letter.
942
266d0a74
ILT		 9432009-02-06 Mikolaj Zalewski <mikolajz@google.com>
944
602b464e
ILT		 945 * binary.cc: Fix file comment.
946
266d0a74
ILT		 947 * options.h (enum Incremental_disposition): Define.
948 (class General_options): Add new options: --incremental,
949 --incremental_changed, --incremental_unchanged,
950 --incremental_unknown. Add incremental_disposition_ and
951 implicit_incremental_ fields.
952 (General_options::incremental_disposition): New function.
953 (class Position_dependent_options): Add incremental_disposition
954 option.
955 (Position_dependent_options::copy_from_options): Set incremental
956 dispositions.
957 * options.cc (General_options::parse_incremental_changed): New
958 function.
959 (General_options::parse_incremental_unchanged): New function.
960 (General_options::parse_incremental_unknown): New function.
961 (General_options::General_options): Initialize new fields
962 incremental_disposition_ and implicit_incremental_.
963 (General_options::finalize): Check for uasge of --incremental-*
964 without --incremental.
965
f073bbf7
CD		 9662009-02-06 Chris Demetriou <cgd@google.com>
967
968 * gold.h (gold_undefined_symbol): Change to take only a Symbol
969 pointer and to report location as the file name associated with
970 the symbol.
971 (gold_undefined_symbol_at_location): New function to replace the
972 old gold_undefined_symbol functionality.
973 * target-reloc.h (relocate_section): Update to use
974 gold_undefined_symbol_at_location.
975 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
976 Call gold_undefined_symbol function rather than gold_error.
977 * errors.h (Errors::undefined_symbol): Take location as a
978 string, rather than calculating it from a relocation.
979 * errors.cc (Errors::fatal): Print "fatal error:" before the
980 formatted message.
981 (Errors::error, Errors::error_at_location): Print "error: "
982 before the formatted message.
983 (Errors::undefined_symbol): Take location as a string, rather
984 than calculating it from a relocation.
985 (gold_undefined_symbol_at_location): New function akin to
986 old gold_undefined_symbol, calculates location from relocation.
987 (gold_undefined_symbol): Change to take only a Symbol pointer
988 and to report location as the file name associated with the symbol.
989 * testsuite/debug_msg.sh: Update for changed error messages.
990 * testsuite/undef_symbol.sh: Likewise.
991
8e94a90c
ILT		 9922009-02-04 Duncan Sands <baldrick@free.fr>
993
994 PR 9812
995 * reduced_debug_output.h
996 (Output_reduced_debug_abbrev_section::failed): Use format for
997 gold_warning.
998 (Output_reduced_debug_info_section::faild): Likewise.
999
88a0e15b
ILT		 10002009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1001
1002 * script.cc (Lazy_demangler): New class.
1003 (Version_script_info::get_symbol_version_helper): Demangle a
1004 symbol only once.
1005
5efc7cd2
CC		 10062009-01-29 Cary Coutant <ccoutant@google.com>
1007
1008 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1009 to __tls_get_addr.
1010 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1011
e0ebcf42
ILT		 10122009-01-28 Ian Lance Taylor <iant@google.com>
1013
5efc7cd2 1014 * version.cc (version_string): Bump to 1.9.
75fe7426 1015
e0ebcf42
ILT		 1016 * gold.h: Include <cstring> and <stdint.h>.
1017 * version.cc: Include <cstdio>.
1018 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1019 warning.
1020 * reduced_debug_output.cc (insert_into_vector): Rename from
1021 Insert_into_vector; change all callers. Use Swap_unaligned to
1022 avoid aliasing issue; remove union since it is unnecessary.
1023
8e2813be 10242009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 1025
1026 * Makefile.am (CCFILES): Add gc.cc.
1027 (HFILES): Add gc.h.
1028 * Makefile.in: Regenerate.
1029 * gold.cc (Gc_runner): New class.
1030 (queue_initial_tasks): Call garbage collection related tasks
1031 when corresponding options are invoked.
1032 (queue_middle_gc_tasks): New function.
1033 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1034 processed early before laying out sections during garbage collection.
1035 * gold.h (queue_middle_gc_tasks): New function.
1036 (is_prefix_of): Move from "layout.cc".
1037 * i386.cc (Target_i386::gc_process_relocs): New function.
1038 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1039 * main.cc (main): Create object of class "Garbage_collection".
1040 * object.cc (Relobj::copy_symbols_data): New function.
1041 (Relobj::is_section_name_included): New function.
1042 (Sized_relobj::do_layout): Allow this function to be called twice
1043 during garbage collection and defer layout of section during the
1044 first call.
1045 * object.h (Relobj::get_symbols_data): New function.
1046 (Relobj::is_section_name_included): New function.
1047 (Relobj::copy_symbols_data): New function.
1048 (Relobj::set_symbols_data): New function.
1049 (Relobj::get_relocs_data): New function.
1050 (Relobj::set_relocs_data): New function.
1051 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1052 (Relobj::gc_process_relocs): New function.
1053 (Relobj::do_gc_process_relocs): New pure virtual function.
1054 (Relobj::sd_): New data member.
1055 (Sized_relobj::is_output_section_offset_invalid): New function.
1056 (Sized_relobj::do_gc_process_relocs): New function.
1057 * options.h (General_options::gc_sections): Modify to not be a no-op.
1058 (General_options::print_gc_sections): New option.
1059 * plugin.cc (Plugin_finish::run): Remove function call to
1060 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1061 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1062 * reloc.cc (Read_relocs::run): Add task to process relocs and
1063 determine unreferenced sections when doing garbage collection.
1064 (Gc_process_relocs): New class.
1065 (Sized_relobj::do_gc_process_relocs): New function.
1066 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1067 sections that are garbage collected.
1068 * reloc.h (Gc_process_relocs): New class.
1069 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1070 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1071 symbols whose corresponding sections are garbage collected.
1072 (Symbol_table::Symbol_table): Add new parameter for the garbage
1073 collection object.
1074 (Symbol_table::gc_mark_undef_symbols): New function.
1075 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1076 (Symbol_table::gc_mark_dyn_syms): New function.
1077 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1078 as garbage.
1079 (Symbol_table::add_from_object): Likewise.
1080 (Symbol_table::add_from_relobj): When building shared objects, do not
1081 treat externally visible symbols as garbage.
1082 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1083 table information for static and relocatable links.
1084 * symtab.h (Symbol_table::set_gc): New function.
1085 (Symbol_table::gc): New function.
1086 (Symbol_table::gc_mark_undef_symbols): New function.
1087 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1088 (Symbol_table::gc_mark_dyn_syms): New function.
1089 (Symbol_table::gc_): New data member.
1090 * target.h (Sized_target::gc_process_relocs): New pure virtual
1091 function.
1092 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1093 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1094
3b293544
CF		 10952009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1096
1097 * options.h (General_options::gc_sections): Define as a no-op for now.
1098 (General_options::no_keep_memory): Ditto.
1099 (General_options::Bshareable): Define.
1100 * options.cc (General_options::finalize): Honor -Bshareable.
1101
83d22aa8
AS		 11022009-01-20 Andreas Schwab <schwab@suse.de>
1103
1104 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1105 read the value in the contents, since we don't use it. Use the
1106 template endianness when writing.
1107 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1108
cd536b21
AS		 11092009-01-19 Andreas Schwab <schwab@suse.de>
1110
1111 * configure.tgt (powerpc64-*): Fix targ_obj.
1112
99e9a495
ILT		 11132009-01-15 Ian Lance Taylor <iant@google.com>
1114
1115 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1116 local symbols when stripping all symbols.
1117
bbbfea06
CC		 11182009-01-14 Cary Coutant <ccoutant@google.com>
1119
99e9a495 1120 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 1121
0f7c0701
CC		 11222009-01-14 Cary Coutant <ccoutant@google.com>
1123
1124 * archive.cc (Archive::get_elf_object_for_member): Remove call
1125 to File_read::claim_for_plugin.
1126 * descriptors.cc (Descriptors::open): Remove reference to
1127 is_claimed.
1128 (Descriptors::claim_for_plugin): Remove.
1129 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1130 (Descriptors::is_claimed): Remove.
1131 (claim_descriptor_for_plugin): Remove.
1132 * fileread.cc (File_read::claim_for_plugin): Remove.
1133 * fileread.h (File_read::claim_for_plugin): Remove.
1134 (File_read::descriptor): Reopen descriptor if necessary.
1135 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1136 (Plugin_manager::all_symbols_read): Add task parameter. Change
1137 all callers.
1138 (Plugin_manager::get_input_file): New function.
1139 (Plugin_manager::release_input_file): New function.
1140 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1141 corresponding data member.
1142 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1143 and pass to base constructor. Change all callers.
1144 (get_input_file, release_input_file): New functions.
1145 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1146 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1147 (Plugin_manager::all_symbols_read): Add task parameter.
1148 (Plugin_manager::get_input_file): New function.
1149 (Plugin_manager::release_input_file): New function.
1150 (Plugin_manager::task_): New data member.
1151 (Pluginobj::Pluginobj): Add filesize parameter.
1152 (Pluginobj::filename): New function.
1153 (Pluginobj::descriptor): New function.
1154 (Pluginobj::filesize): New function.
1155 (Pluginobj::filesize_): New data member.
1156 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1157 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1158 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1159
1160 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1161 with archive libraries.
1162 * testsuite/Makefile.in: Regenerate.
1163 * testsuite/plugin_test.c (struct sym_info): New type.
1164 (get_input_file, release_input_file): New static variables.
1165 (onload): Capture new transfer vector entries.
1166 (claim_file_hook): Stop reading at end of file according to filesize.
1167 Factor out parsing of readelf output into separate function.
1168 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1169 APIs and get the source file name from the symbol table. Convert
1170 source file name to corresponding object file name. Print info
1171 message when adding new input files.
1172 (parse_readelf_line): New function.
1173 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1174 * testsuite/plugin_test_2.sh: Likewise.
1175 * testsuite/plugin_test_3.sh: Likewise.
1176 * testsuite/plugin_test_4.sh: New test case.
1177
62a6d109
ILT		 11782009-01-07 Ian Lance Taylor <iant@google.com>
1179
1180 * version.cc (version_string): Bump to 1.8.
1181
483620e8
CC		 11822008-12-23 Cary Coutant <ccoutant@google.com>
1183
1184 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1185 * plugin.cc (Plugin_manager::finish): Rename as
1186 layout_deferred_objects. Move cleanup to separate function.
1187 (Plugin_manager::cleanup): New function.
1188 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1189 separately.
1190 * plugin.h (Plugin_manager::finish): Rename as
1191 layout_deferred_objects.
1192 (Plugin_manager::cleanup): New function.
1193 (Plugin_manager::cleanup_done): New field.
1194
d66a9eb3
CC		 11952008-12-23 Cary Coutant <ccoutant@google.com>
1196
1197 * plugin.cc (is_visible_from_outside): New function.
1198 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1199 so we don't return "IR only" status for exported symbols or -r links.
1200
1201 * testsuite/Makefile.am (plugin_test_3): New test case.
1202 * testsuite/Makefile.in: Regenerate.
1203 * testsuite/plugin_test_3.sh: New file.
1204
5995b570
CC		 12052008-12-22 Cary Coutant <ccoutant@google.com>
1206
1207 * object.cc (Sized_relobj::layout_section): New function.
1208 (Sized_relobj::do_layout): Defer layout of input sections until after
1209 plugin has provided replacement files.
1210 (Sized_relobj::do_layout_deferred_sections): New function.
1211 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1212 (Relobj::layout_deferred_sections): New function.
1213 (Relobj::do_layout_deferred_sections): New function.
1214 (Sized_relobj::do_layout_deferred_sections): New function.
1215 (Sized_relobj::layout_section): New function.
1216 (Sized_relobj::Deferred_layout): New structure.
1217 (Sized_relobj::deferred_layout_): New field.
1218 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1219 Change all callers. Layout deferred sections.
1220 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1221 references.
1222 (Plugin_hook::run): Move code from do_plugin_hook inline.
1223 (Plugin_hook::do_plugin_hook): Remove.
1224 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1225 (Plugin_manager::finish): Renamed, was cleanup.
1226 (Plugin_manager::should_defer_layout): New function.
1227 (Plugin_manager::add_deferred_layout_object): New function.
1228 (Plugin_manager::Deferred_layout_list): New type.
1229 (Plugin_manager::deferred_layout_objects_): New field.
1230 (Plugin_hook::do_plugin_hook): Remove.
1231
ee769c88
ILT		 12322008-12-17 Ian Lance Taylor <iant@google.com>
1233
1234 * options.h (class General_options): Add --no case for
1235 --export-dynamic.
1236
abc8dcba
CC		 12372008-12-16 Cary Coutant <ccoutant@google.com>
1238
1239 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1240 vector.
1241 (Plugin_manager::claim_file): Create plugin object even if
1242 plugin did not call the add_symbols callback.
1243 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1244 asking for more symbols than were added.
1245 * testsuite/Makefile.am (plugin_test_1): Add test case with
1246 no global symbols.
1247 (empty.syms): New target.
1248 * testsuite/Makefile.in: Regenerate.
1249 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1250 message. Don't call add_symbols if no globals.
1251 (all_symbols_read_hook): Don't provide replacement for empty
1252 claimed file.
1253
b0074644
ILT		 12542008-12-12 Ian Lance Taylor <iant@google.com>
1255
68943102
ILT		 1256 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1257 r_type == 0 for a local symbol with r_sym == 0.
1258 (scan_relocatable_relocs): Pass r_sym to
1259 local_non_section_strategy.
1260 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1261 r_sym parameter.
1262
b0074644
ILT		 1263 * configure.ac: Update test for TLS descriptors: they are
1264 supported as of glibc 2.9.
1265 * configure: Rebuild.
1266
c2508178
ILT		 12672008-12-11 Ian Lance Taylor <iant@google.com>
1268
1269 PR 7091
1270 * target-reloc.h (Default_scan_relocatable_relocs): For each
1271 function, map r_type == 0 to RELOC_DISCARD.
1272
2756a258
CC		 12732008-12-10 Cary Coutant <ccoutant@google.com>
1274
1275 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1276 object to override a kept COMDAT group from a plugin object.
1277
bb6f53d3
ILT		 12782008-12-09 Ian Lance Taylor <iant@google.com>
1279
fbc558e1
ILT		 1280 PR 7088
1281 * yyscript.y (file_cmd): Handle INPUT.
1282
bb6f53d3
ILT		 1283 * testsuite/initpri1.c: Change all declarations to be full
1284 prototypes by adding void, to avoid compiler warnings.
1285
4674ecfc
CC		 12862008-12-05 Rafael Avila de Espindola <espindola@google.com>
1287
1288 * options.cc (General_options::parse_plugin_opt): New.
1289 (General_options::add_plugin): The argument now is just the filename.
1290 (General_options::add_plugin_option): New.
1291 * options.h (plugin_opt): New.
1292 (add_plugin): Change argument name.
1293 (add_plugin_option): New.
1294 * plugin.cc (Plugin::load): Don't parse the plugin option.
1295 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1296 (Plugin::add_option): New.
1297 (Plugin::args_): Change type.
1298 (Plugin::filename_): New.
1299 (Plugin_manager::add_plugin_option): New.
1300 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1301 * testsuite/Makefile.in: Regenerate.
1302
fd06b4aa
CC		 13032008-12-05 Cary Coutant <ccoutant@google.com>
1304
1305 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1306 Handle --strip-lto-sections option.
1307 * options.h (strip_lto_sections): New option.
1308
6c52134c
CC		 13092008-12-01 Cary Coutant <ccoutant@google.com>
1310
1311 * plugin.cc (ld_plugin_message): Change format parameter to const.
1312 Fix mismatch between new[] and delete.
1313
a45248e0
CC		 13142008-11-14 Cary Coutant <ccoutant@google.com>
1315
1316 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1317 instead of -1U.
1318
c82fbeee
CS		 13192008-11-05 Craig Silverstein <csilvers@google.com>
1320
1321 * options.cc (General_options::parse_dynamic_list): New function.
1322 * options.h (General_options): New flags dynamic_list,
1323 dynamic_list_data, dynamic_list_cpp_new, and
1324 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1325 (General_options::in_dynamic_list): New function.
1326 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1327 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1328 (Lex::can_continue_name): Likewise.
1329 (yylex): Likewise.
1330 (read_script_file): New parameter script_options.
1331 (read_dynamic_list): New function.
1332 (Script_options::define_dynamic_list): New function.
1333 (dynamic_list_keyword_parsecodes): New variable.
1334 (dynamic_list_keywords): New variable.
1335 * script.h (Script_options::define_dynamic_list): New function
1336 prototype.
1337 (read_dynamic_list): New function prototype.
1338 * symtab.cc (strprefix): New macro.
1339 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1340 dynamic_list_data, dynamic_list_cpp_new, and
1341 dynamic_list_cpp_typeinfo.
1342 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1343 (dynamic_list_expr): New rule.
1344 (dynamic_list_nodes): Likewise.
1345 (dynamic_list_node): Likewise.
1346 * testsuite/Makefile.am (dynamic_list): New test.
1347 * testsuite/Makefile.in: Regenerated.
1348 * testsuite/dynamic_list.t: New file.
1349 * testsuite/dynamic_list.sh: New file.
1350
e0bb29a5
CS		 13512008-11-05 Craig Silverstein <csilvers@google.com>
1352
1353 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1354 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1355 (t11_last): Likewise.
1356 * testsuite/ver_test_6.c (main): Likewise.
1357
4e1e25e0
CC		 13582008-10-07 Cary Coutant <ccoutant@google.com>
1359
1360 * options.c (General_options::finalize): Add check for -static and
1361 -shared.
1362 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1363 is not empty.
1364
92f03fcb
CC		 13652008-10-02 Cary Coutant <ccoutant@google.com>
1366
1367 * plugin.cc (make_sized_plugin_object): Fix conditional
1368 compilation to work when not all targets are enabled.
1369
fbd8a257
CC		 13702008-09-29 Cary Coutant <ccoutant@google.com>
1371
1372 * archive.cc (Archive::get_file_and_offset): Use filename instead
1373 of name to get library path.
1374 (Archive::include_member): Unlock external member of a thin archive.
1375
1376 * testsuite/Makefile.am (TEST_AR): New variable.
1377 (thin_archive_test_1): New test.
1378 (thin_archive_test_2): New test.
81636b3f
CC		 1379 * testsuite/Makefile.in: Regenerate.
1380 * testsuite/thin_archive_main.cc: New file.
1381 * testsuite/thin_archive_test_1.cc: New file.
1382 * testsuite/thin_archive_test_2.cc: New file.
1383 * testsuite/thin_archive_test_3.cc: New file.
1384 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1385
eff45813
CC		 13862008-09-29 Cary Coutant <ccoutant@google.com>
1387
1388 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1389 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1390 instead of -1U.
1391 (Sized_relobj::do_finalize_local_symbols): Likewise.
1392 (Sized_relobj::map_to_kept_section): Likewise.
1393 * object.h (Sized_relobj::invalid_address): New constant.
1394 (Sized_relobj::do_output_section_offset): Check for invalid_address
1395 and return -1ULL.
1396 * output.cc (Output_reloc::local_section_offset): Use constant
1397 invalid_address instead of -1U.
1398 (Output_reloc::get_address): Likewise.
1399 (Output_section::output_address): Change -1U to -1ULL.
1400 * output.h (Output_reloc::invalid_address): New constant.
1401 * reloc.cc (Sized_relobj::write_sections): Use constant
1402 invalid_address instead of -1U.
1403 (Sized_relobj::relocate_sections): Likewise.
1404 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1405 values for merge sections.
1406 * target-reloc.h (relocate_for_relocatable): Use constant
1407 invalid_address instead of -1U.
1408
89fc3421
CC		 14092008-09-19 Cary Coutant <ccoutant@google.com>
1410
1411 Add plugin functionality for link-time optimization (LTO).
1412 * configure.ac (plugins): Add --enable-plugins option.
1413 * configure: Regenerate.
1414 * config.in: Regenerate.
1415 * Makefile.am (LIBDL): New variable.
1416 (CCFILES): Add plugin.cc.
1417 (HFILES): Add plugin.h.
1418 (ldadd_var): Add LIBDL.
1419 * Makefile.in: Regenerate.
1420
1421 * archive.cc: Include "plugin.h".
1422 (Archive::setup): Don't preread archive symbols when using a plugin.
1423 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1424 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1425 files.
1426 (Archive::include_member): Add symbols from plugin objects.
1427 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1428 * descriptors.cc (Descriptors::open): Check for file descriptors
1429 abandoned by plugins.
1430 (Descriptors::claim_for_plugin): New function.
1431 * descriptors.h (Descriptors::claim_for_plugin): New function.
1432 (Open_descriptor::is_claimed): New field.
1433 (claim_descriptor_for_plugin): New function.
1434 * fileread.cc (File_read::claim_for_plugin): New function.
1435 * fileread.h (File_read::claim_for_plugin): New function.
1436 (File_read::descriptor): New function.
1437 * gold.cc: Include "plugin.h".
1438 (queue_initial_tasks): Add task to call plugin hooks for generating
1439 new object files.
1440 * main.cc: Include "plugin.h".
1441 (main): Load plugin libraries.
1442 * object.h (Pluginobj): Declare.
1443 (Object::pluginobj): New function.
1444 (Object::do_pluginobj): New function.
1445 (Object::set_target): New function.
1446 * options.cc: Include "plugin.h".
1447 (General_options::parse_plugin): New function.
1448 (General_options::General_options): Initialize plugins_ field.
1449 (General_options::add_plugin): New function.
1450 * options.h (Plugin_manager): Declare.
1451 (General_options): Add --plugin option.
1452 (General_options::has_plugins): New function.
1453 (General_options::plugins): New function.
1454 (General_options::add_plugin): New function.
1455 (General_options::plugins_): New field.
1456 * plugin.cc: New file.
1457 * plugin.h: New file.
1458 * readsyms.cc: Include "plugin.h".
1459 (Read_symbols::do_read_symbols): Check for archive before checking
1460 for ELF file. Call plugin hooks to claim files.
1461 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1462 from a real object file; force override when processing replacement
1463 files.
1464 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1465 (Symbol::init_base_object): Likewise.
1466 (Symbol::init_base_output_data): Likewise.
1467 (Symbol::init_base_output_segment): Likewise.
1468 (Symbol::init_base_constant): Likewise.
1469 (Symbol::init_base_undefined): Likewise.
1470 (Symbol::output_section): Assert that object is not a plugin.
1471 (Symbol_table::add_from_pluginobj): New function.
1472 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1473 undefined.
1474 (Symbol_table::sized_write_globals): Likewise.
1475 (Symbol_table::add_from_pluginobj): Instantiate template.
1476 * symtab.h (Sized_pluginobj): Declare.
1477 (Symbol::in_real_elf): New function.
1478 (Symbol::set_in_real_elf): New function.
1479 (Symbol::in_real_elf_): New field.
1480 (Symbol_table::add_from_pluginobj): New function.
1481
1482 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1483 (LIBDL): New variable.
1484 (LDADD): Add LIBDL.
1485 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1486 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1487 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1488 (MOSTLYCLEANFILES): Likewise.
1489 * testsuite/Makefile.in: Regenerate.
1490 * testsuite/plugin_test.c: New file.
1491 * testsuite/plugin_test_1.sh: New file.
1492 * testsuite/plugin_test_2.sh: New file.
1493
de31bda5
ILT		 14942008-09-16 Ian Lance Taylor <iant@google.com>
1495
9c2d0ef9
ILT		 1496 * target-reloc.h (relocate_section): Check whether a symbol is
1497 defined by the ABI before reporting an undefined symbol error.
1498 * target.h (Target::is_defined_by_abi): Make parameter const.
1499 (Target::do_is_defined_by_abi): Likewise.
1500 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1501 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1502 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1503 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1504 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1505 * testsuite/Makefile.in: Rebuild.
1506
de31bda5
ILT		 1507 * fileread.cc (make_view): Add casts to avoid warning.
1508
9fa33bee
AO		 15092008-09-16 Alexandre Oliva <aoliva@redhat.com>
1510
1511 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1512 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1513
183fd0e3
AO		 15142008-09-16 Alexandre Oliva <aoliva@redhat.com>
1515
1516 * options.h (General_options::output_is_executable): New.
1517 (General_options::output_is_pie): New.
1518 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1519 for shared libraries.
1520 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1521
7be8330a
CD		 15222008-09-11 Chris Demetriou <cgd@google.com>
1523
1524 * options.h (origin): New -z option.
1525 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1526 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1527 in DT_FLAGS_1.
1528
a9caad02
CC		 15292008-09-05 Cary Coutant <ccoutant@google.com>
1530
1531 * fileread.cc (File_read::make_view): Add check for attempt to map
1532 beyond end of file.
1533
ae6dce4d
CC		 15342008-09-05 Cary Coutant <ccoutant@google.com>
1535
1536 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1537 explicit instantiations.
1538
d7ab2a47
KVH		 15392008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1540
1541 PR gold/6858
1542 * options.cc (General_options::finalize): Allow undefined symbols
1543 in shlibs if linking -shared.
1544
1545 PR gold/6859
1546 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1547 symbols as not needing a dynsym entry.
1548
1e52a9c1
CS		 15492008-08-20 Craig Silverstein <csilvers@google.com>
1550
1551 * fileread.cc (File_read::open): Do not lock the file unless it
1552 was successfully opened.
1553
d85c80a3
CC		 15542008-08-14 Cary Coutant <ccoutant@google.com>
1555
1556 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1557 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1558 * testsuite/tls_test.cc (struct int128): 128-bit struct
1559 for testing TLS relocs with non-zero addend.
1560 (v12): New TLS variable.
1561 (t12): New test.
1562 (t_last): Add check for v12.
1563 * testsuite/tls_test.h (t12): New function.
1564 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1565
2d924fd9
ILT		 15662008-08-13 Ian Lance Taylor <iant@google.com>
1567
1568 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1569 set tls_segment_ or relro_segment_.
1570 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1571 when appropriate.
1572 * output.h (Output_section::clear_is_relro): New function.
1573 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1574 sections specially even when output_data_ is empty.
1575 (Output_segment::maximum_alignment): When first section is relro,
1576 only force alignment for PT_LOAD segments.
1577 * script.cc (script_data_segment_align): New function.
1578 (script_data_segment_relro_end): New function.
1579 * script-c.h (script_data_segment_align): Declare.
1580 (script_data_segment_relro_end): Declare.
1581 * script-sections.h (class Script_sections): Declare
1582 data_segment_align and data_segment_relro_end. Add fields
1583 segment_align_index_ and saw_relro_end_.
1584 * script-sections.cc (class Sections_element): Add set_is_relro
1585 virtual function. Add new bool* parameter to place_orphan_here.
1586 Add get_output_section virtual function.
1587 (class Output_section_definition): Add set_is_relro. Add new
1588 bool* parameter to place_orphan_here. Add get_output_section.
1589 Add is_relro_ field.
1590 (Output_section_definition::Output_section_definition): Initialize
1591 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1592 and is_relro_ fields.
1593 (Output_section_definition::place_orphan_here): Add is_relro
1594 parameter.
1595 (Output_section_definition::set_section_addresses): Set relro for
1596 output section.
1597 (Output_section_definition::alternate_constraint): Likewise.
1598 (class Orphan_output_section): Add new bool* parameter to
1599 place_orphan_here. Add get_output_section.
1600 (Orphan_output_section::place_orphan_here): Add is_relro
1601 parameter.
1602 (Script_sections::Script_sections): Initialize
1603 data_segment_align_index_ and saw_relro_end_.
1604 (Script_sections::data_segment_align): New function.
1605 (Script_sections::data_segment_relro_end): New function.
1606 (Script_sections::place_orphan): Set or clear is_relro.
1607 (Script_sections::set_section_addresses): Force alignment of first
1608 TLS section.
1609 * yyscript.y (exp): Call script_data_segment_align and
1610 script_data_segment_relro_end.
1611 * testsuite/relro_script_test.t: New file.
1612 * testsuite/relro_test.cc (using_script): Declare.
1613 (t1, t2): Test using_script.
1614 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1615 (relro_script_test_SOURCES): Define.
1616 (relro_script_test_DEPENDENCIES): Define.
1617 (relro_script_test_LDFLAGS): Define.
1618 (relro_script_test_LDADD): Define.
1619 (relro_script_test.so): New target.
1620 * testsuite/Makefile.in: Rebuild.
1621
f827c9a9
CC		 16222008-08-06 Cary Coutant <ccoutant@google.com>
1623
1624 * archive.cc (Archive::total_archives, Archive::total_members)
1625 (Archive::total_members_loaded): New variables.
1626 (Archive::setup): Add parameter. Add option to preread
1627 archive symbols.
1628 (Archive::read_armap): Add counter.
1629 (Archive::get_file_and_offset): New function.
1630 (Archive::get_elf_object_for_member): New function.
1631 (Archive::read_all_symbols): New function.
1632 (Archive::read_symbols): New function.
1633 (Archive::add_symbols): Add counters.
1634 (Archive::include_all_members): Use armap to find members if it's
1635 already built.
1636 (Archive::include_member): Skip reading symbols if already read.
1637 Factored code into Archive::get_file_and_offset and
1638 Archive::get_elf_object_for_member. Changed call to
1639 Mapfile::report_include_archive_member.
1640 (Archive::print_stats): New function.
1641 * archive.h: Declare Object and Read_symbols_data classes.
1642 (Archive::Archive): Add initializers for new members.
1643 (Archive::setup): Add parameter.
1644 (Archive::print_stats): New function.
1645 (Archive::total_archives, Archive::total_members)
1646 (Archive::total_members_loaded): New variables.
1647 (Archive::get_file_and_offset): New function.
1648 (Archive::get_elf_object_for_member): New function.
1649 (Archive::read_all_symbols): New function.
1650 (Archive::read_symbols): New function.
1651 (Archive::Archive_member): New class.
1652 (Archive::members_): New member.
1653 (Archive::num_members_): New member.
1654 * main.cc: Include archive.h.
1655 (main): Call Archive::print_stats.
1656 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1657 archive parameter; member_name is now the fully-decorated name.
1658 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1659 * options.h: (General_options): Add --preread-archive-symbols option.
1660 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1661 Archive::setup.
1662
de4c45bd
ILT		 16632008-08-04 Ian Lance Taylor <iant@google.com>
1664
1665 * symtab.h (Symbol::use_plt_offset): New function.
1666 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1667 * powerpc.cc (Relocate::relocate): Likewise.
1668 * sparc.cc (Relocate::relocate): Likewise.
1669 * x86_64.cc (Relocate::relocate): Likewise.
1670 * testsuite/weak_plt.sh: New test.
1671 * testsuite/weak_plt_main.cc: New test.
1672 * testsuite/weak_plt_shared.cc: New test.
1673 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1674 (check_PROGRAMS): Add weak_plt.
1675 (check_DATA): Add weak_plt_shared.so.
1676 (weak_plt_main_pic.o, weak_plt): New targets.
1677 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1678 * testsuite/Makefile.in: Rebuild.
1679
1680 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1681 gcctestdir/ld.
1682 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1683 * testsuite/Makefile.in: Rebuild.
1684
323ee3f4
AM		 16852008-08-04 Alan Modra <amodra@bigpond.net.au>
1686
1687 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1688 * Makefile.in: Regenerate.
1689 * po/POTFILES.in: Regenerate.
1690
7c07ecec
ILT		 16912008-07-29 Ian Lance Taylor <iant@google.com>
1692
1693 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1694 symbols before other symbols.
1695 * testsuite/script_test_2.cc (test_addr): Declare.
1696 (test_addr_alias): Declare.
1697 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1698 values.
7c07ecec
ILT		 1699 * testsuite/script_test_2.t: Define test_addr_alias and
1700 test_addr.
1701
5778530e
ILT		 17022008-07-24 Ian Lance Taylor <iant@google.com>
1703
2a00e4fb
ILT		 1704 PR 5990
1705 * descriptors.cc: New file.
1706 * descriptors.h: New file.
1707 * gold-threads.h (class Hold_optional_lock): New class.
1708 * fileread.cc: Include "descriptors.h".
1709 (File_read::~File_read): Release descriptor rather than closing
1710 it.
1711 (File_read::open) [file]: Call open_descriptor rather than open.
1712 Set is_descriptor_opened_.
1713 (File_read::open) [memory]: Assert that descriptor is not open.
1714 (File_read::reopen_descriptor): New function.
1715 (File_read::release): Release descriptor.
1716 (File_read::do_read): Make non-const. Reopen descriptor.
1717 (File_read::read): Make non-const.
1718 (File_read::make_view): Reopen descriptor.
1719 (File_read::do_readv): Likewise.
1720 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1721 Update declarations.
1722 * layout.cc: Include "descriptors.h".
1723 (Layout::create_build_id): Use open_descriptor rather than open.
1724 * output.cc: Include "descriptors.h".
1725 (Output_file::open): Use open_descriptor rather than open.
1726 * archive.cc (Archive::const_iterator): Change Archive to be
1727 non-const.
1728 (Archive::begin, Archive::end): Make non-const.
1729 (Archive::count_members): Likewise.
1730 * archive.h (class Archive): Update declarations.
1731 * object.h (Object::read): Make non-const.
1732 * Makefile.am (CCFILES): Add descriptors.cc.
1733 (HFILES): Add descriptors.h.
1734 * Makefile.in: Rebuild.
1735
801647d1
ILT		 1736 PR 6716
1737 * gold.h: Always include <clocale>. Add Solaris workarounds
1738 following code in binutils/sysdep.h.
1739
5edd166e
ILT		 1740 PR 6048
1741 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1742 this->eh_frame_hdr_ is NULL before using it.
1743
c89ad728
ILT		 1744 * dynobj.cc (Versions::Versions): Update comment.
1745
aa86f06b
ILT		 1746 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1747 the base version name.
1748
5778530e
ILT		 1749 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1750 array size plus one.
1751 (Stringpool_template::set_string_offsets): Subtract one from key
1752 before using it as an array index.
1753 (Stringpool_template::get_offset_with_length): Likewise.
1754 (Stringpool_template::write_to_buffer): Likewise.
1755 * stringpool.h (Stringpool_template::get_offset_from_key):
1756 Likewise.
1757
057ead22
ILT		 17582008-07-23 Ian Lance Taylor <iant@google.com>
1759
7f649c59
ILT		 1760 PR 6658
1761 * object.h (Merged_symbol_value::value): Do our best to handle a
1762 negative addend.
1763
057ead22
ILT		 1764 PR 6647
1765 * script.cc (Version_script_info::get_versions): Don't add empty
1766 version tag to return value.
1767 (Version_script_info::get_symbol_version_helper): Change return
1768 type to bool. Add pversion parameter. Change all callers.
1769 (script_register_vers_node): Don't require a non-NULL tag.
1770 * script.h (class Version_script_info): Update declarations.
1771 (Version_script_info::get_symbol_version): Change return type to
1772 bool. Add version parameter. Change all callers.
1773 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1774 handling. Handle an empty version from a version script.
1775 (Symbol_table::define_special_symbol): Likewise.
1776 * testsuite/ver_test_10.script: New file.
1777 * testsuite/ver_test_10.sh: New file.
1778 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1779 (check_DATA): Add ver_test_10.syms.
1780 (ver_test_10.syms, ver_test_10.so): New target.
1781 * testsuite/Makefile.in: Rebuild.
1782
58e54ac2
CD		 17832008-07-23 Simon Baldwin <simonb@google.com>
1784
1785 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1786 to zero for undefined symbols from dynamic libraries.
1787
95d14cd3
ILT		 17882008-07-23 Ian Lance Taylor <iant@google.com>
1789
1790 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1791 Change all callers.
1792 * symtab.h (class Symbol_table): Update declaration.
1793 * testsuite/ver_test_9.cc: New file.
1794 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1795 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1796 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1797 (ver_test_9.so, ver_test_9.o): New targets.
1798 * testsuite/Makefile.in: Rebuild.
1799
92de84a6
ILT		 18002008-07-22 Ian Lance Taylor <iant@google.com>
1801
34810851
ILT		 1802 * options.h (class General_options): Define --check-sections.
1803 * layout.cc (Layout::set_segment_offsets): Handle
1804 --check-sections.
1805
af6156ef
ILT		 1806 * options.h (class General_options): Define -n/--nmagic and
1807 -N/--omagic.
1808 * options.cc (General_options::finalize): For -n/--nmagic or
1809 -N/--omagic, set -static.
1810 * layout.cc (Layout::attach_allocated_section_to_segment): If
1811 -N/--omagic, don't put read-only and read-write sections in
1812 different segments.
1813 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1814 finding a read-only segment.
1815 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1816 don't set the minimum segment alignment to the common page size,
1817 and don't set the file offset to the address modulo the page size.
1818 * script-sections.cc (Script_sections::create_segments): If
1819 -n/--omagic, don't put read-only and read-write sections in
1820 different segments.
1821
92de84a6
ILT		 1822 * cref.cc: New file.
1823 * cref.h: New file.
1824 * options.h (class General_options): Add --print-symbol-counts.
1825 * main.cc (main): Issue defined symbol report if requested.
1826 * archive.cc (Archive::interpret_header): Make into a const member
1827 function.
1828 (Archive::add_symbols): Call Input_objects::archive_start and
1829 archive_stop.
1830 (Archive::const_iterator): Define new class.
1831 (Archive::begin, Archive::end): New functions.
1832 (Archive::include_all_members): Rewrite to use iterator.
1833 (Archive::count_members): New function.
1834 * archive.h (class Archive): Update declarations.
1835 (Archive::filename): New function.
1836 * object.cc: Include "cref.h".
1837 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1838 (Sized_relobj::do_get_global_symbol_counts): New function.
1839 (Input_objects::add_object): Add object to cross-referencer.
1840 (Input_objects::archive_start): New function.
1841 (Input_objects::archive_stop): New function.
1842 (Input_objects::print_symbol_counts): New function.
1843 * object.h: Declare Cref and Archive.
1844 (Object::get_global_symbol_counts): New function.
1845 (Object::do_get_global_symbol_counts): New pure virtual function.
1846 (class Sized_relobj): Add defined_count_ field. Update
1847 declarations.
1848 (class Input_objects): Add cref_ field. Update constructor.
1849 Update declarations.
1850 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1851 defined_count_.
1852 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1853 symbol counts.
1854 (Sized_dynobj::do_get_global_symbol_counts): New function.
1855 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1856 defined_count_. Update declarations. Define Symbols typedef.
1857 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1858 parameter. Change all callers.
1859 (Symbol_table::add_from_dynobj): Add sympointers and defined
1860 parameters. Change all callers.
1861 * symtab.h (class Symbol_table): Update declarations.
1862 * Makefile.am (CCFILES): Add cref.cc.
1863 (HFILES): Add cref.h.
1864 * Makefile.in: Rebuild.
1865
3f7c5e1d
CD		 18662008-07-22 Simon Baldwin <simonb@google.com>
1867
1868 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1869 to zero when writing undefined symbols.
1870
e0b64032
ILT		 18712008-07-22 Ian Lance Taylor <iant@google.com>
1872
1873 * output.cc (Output_section::add_input_section): Don't try to
1874 merge empty merge sections.
1875
096b02cf
CS		 18762008-07-21 Craig Silverstein <csilvers@google.com>
1877
1878 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1879 Include symbol version in error message.
cd536b21 1880
1d1f116d
CD		 18812008-07-20 Chris Demetriou <cgd@google.com>
1882
cd536b21 1883 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1884 (RANDOM_SEED_CFLAGS): New substituted variable.
1885 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1886 * configure: Rebuild.
1887 * Makefile.in: Likewise.
1888 * testsuite/Makefile.in: Likewise.
1889
a18f591e
ILT		 18902008-07-18 Ian Lance Taylor <iant@google.com>
1891
1892 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1893 where we see NAME/NULL and NAME/VERSION as separate symbols.
1894 * testsuite/ver_test_main.cc (main): Call t4.
1895 (t4, t4_2a): Define.
1896 * testsuite/ver_test_2.cc (t4_2): Define.
1897 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1898 * testsuite/ver_test_4.cc (t4_2a): Define.
1899 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1900 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1901
c6e3f6ed
ILT		 19022008-07-17 Ian Lance Taylor <iant@google.com>
1903
1904 * dynobj.cc (Versions::add_def): If we give an error about a
1905 missing version, go ahead and create the version anyhow.
1906
ef9beddf
ILT		 19072008-07-10 Ian Lance Taylor <iant@google.com>
1908
1909 Handle output sections with more than 0x7fffffff bytes.
1910 * object.h (class Relobj): Change map_to_output_ to
1911 output_sections_, and just keep a section pointer. Change all
1912 uses. Move comdat group support to Sized_relobj.
1913 (Relobj::is_section_specially_mapped): Remove.
1914 (Relobj::output_section): Remove poff parameter. Change all
1915 callers.
1916 (Relobj::output_section_offset): New function.
1917 (Relobj::set_section_offset): Rewrite.
1918 (Relobj::map_to_output): Remove.
1919 (Relobj::output_sections): New function.
1920 (Relobj::do_output_section_offset): New pure virtual function.
1921 (Relobj::do_set_section_offset): Likewise.
1922 (class Sized_relobj): Add section_offsets_ field. Add comdat
1923 group support from Relobj. Update declarations.
1924 (Sized_relobj::get_output_section_offset): New function.
1925 (Sized_relobj::do_output_section_offset): New function.
1926 (Sized_relobj::do_set_section_offset): New function.
1927 * object.cc (Relobj::output_section_address): Remove.
1928 (Sized_relobj::Sized_relobj): Initialize new fields.
1929 (Sized_relobj::include_section_group): Cast find_kept_object to
1930 Sized_relobj.
1931 (Sized_relobj::include_linkonce_section): Likewise.
1932 (Sized_relobj::do_layout): Use separate arrays for output section
1933 and output offset.
1934 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1935 output_sections.
1936 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1937 output_sections and section_offsets.
1938 (Sized_relobj::write_local_symbols): Likewise.
1939 (map_to_kept_section): Compute output address directly.
1940 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1941 output_sections and section_offsets.
1942 (Sized_relobj::write_sections): Likewise.
1943 (Sized_relobj::relocate_sections): Likewise.
1944 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1945 * output.h (class Output_reloc): Update declarations. Change
1946 u2_.relobj to Sized_relobj*.
1947 (class Output_data_reloc): Change add functions to use
1948 Sized_relobj*.
1949 * output.cc (Output_reloc::Output_reloc): Change relobj to
1950 Sized_relobj*.
1951 (Output_reloc::local_section_offset): Change return type to
1952 Elf_Addr. Use get_output_section_offset.
1953 (Output_reloc::get_address): Likewise.
1954 (Output_section::is_input_address_mapped): Don't call
1955 is_section_specially_mapped.
1956 (Output_section::output_offset): Likewise.
1957 (Output_section::output_address): Likewise.
1958 (Output_section::starting_output_address): Likewise.
1959 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1960 parameter to Sized_relobj*.
1961 (Copy_relocs::need_copy_reloc): Likewise.
1962 (Copy_relocs::save): Likewise.
1963 * copy-relocs.h (class Copy_relocs): Update declarations.
1964 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1965 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1966 * target-reloc.h (relocate_for_relocatable): Change
1967 offset_in_output_section type to Elf_Addr. Change code that uses
1968 it as well.
1969 * layout.cc (Layout::layout): Always set *off.
1970 * mapfile.cc (Mapfile::print_input_section): Use
1971 output_section_offset.
1972 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1973 Sized_relobj*.
1974 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1975 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1976 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1977
5cb66f97
ILT		 19782008-07-03 Ian Lance Taylor <iant@google.com>
1979
1980 * layout.cc (Layout::include_section): Do not discard unrecognized
1981 SHT_STRTAB sections.
1982
afe47622
CS		 19832008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1984
1985 * script.cc (Lex::can_continue_name): Make '?' allowable in
1986 version-script names.
1987 * testsuite/version_script.map: Change glob pattern to use '?'
1988
5adf9721
ILT		 19892008-06-30 Manish Singh <yosh@gimp.org>
1990
1991 PR 6585
1992 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1993 Correct typo.
1994
e6fde208
ILT		 19952008-06-30 Ian Lance Taylor <iant@google.com>
1996
1997 PR 6660
1998 PR 6682
1999 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2000 versions]: Don't try to read the value in the contents, since we
2001 don't use it. Use the template endianness when writing.
2002
3f2e6a2d
CC		 20032008-06-25 Cary Coutant <ccoutant@google.com>
2004
2005 * fileread.cc (File_read::make_view): Assert on zero-length view.
2006 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2007 symbol table when there are no symbols to read.
2008
c43d3a48
CS		 20092008-06-23 Craig Silverstein <csilvers@google.com>
2010
2011 * version.cc (version_string): Bump to 1.7
2012
5f494ea0
CS		 20132008-06-18 Craig Silverstein <csilvers@google.com>
2014
2015 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2016 constant 0xFFFF to type Valtype.
2017 (Powerpc_relocate_functions::rel16_ha): Likewise.
2018
c42e122e
ILT		 20192008-06-17 Ian Lance Taylor <iant@google.com>
2020
f34787f8
ILT		 2021 * output.h (Output_section::Input_section): Initialize p2align_ to
2022 zero for Output_section_data constructors.
2023 (Output_section::Input_section::addralign): If not an input
2024 section, return the alignment of the Output_section_data.
2025 * testsuite/copy_test.cc: New file.
2026 * testsuite/copy_test_1.cc: New file.
2027 * testsuite/copy_test_2.cc: New file.
2028 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2029 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2030 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2031 (copy_test_1_pic.o, copy_test_1.so): New targets.
2032 (copy_test_2_pic.o, copy_test_2.so): New targets.
2033 * testsuite/Makefile.in: Rebuild.
2034
c42e122e
ILT		 2035 * script-sections.cc (Script_sections::place_orphan): Initialize
2036 local variable exact.
2037
ce3ac18a
DE		 20382008-06-13 David Edelsohn <edelsohn@gnu.org>
2039
2040 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2041
42cacb20
DE		 20422008-06-12 David Edelsohn <edelsohn@gnu.org>
2043 David S. Miller <davem@davemloft.net>
2044
2045 * powerpc.cc: New file.
2046 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2047 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2048 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2049 * Makefile.in: Rebuild.
2050
7b308235
ILT		 20512008-06-09 Ian Lance Taylor <iant@google.com>
2052
2053 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2054 <exception>.
2055 (throwing, orig_terminate): New static variables.
2056 (terminate_handler): New static function.
2057 (t2): Set terminate handler.
2058
f0b886e3
ILT		 20592008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2060
2061 PR 6584
cd536b21 2062 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 2063 alignment.
2064
3e90f135
CC		 20652008-05-30 Cary Coutant <ccoutant@google.com>
2066
2067 * archive.cc (Archive::include_all_members) Correct to step
2068 over symbol table and extended name table in thin archives.
2069
e09ad04a
ILT		 20702008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2071
2072 PR 6407
2073 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2074 calculation.
2075
62b01cb5
ILT		 20762008-05-28 Caleb Howe <cshowe@google.com>
2077
2078 * reduced_debug_output.cc: New file.
2079 * reduced_debug_output.h: New file.
92de84a6 2080 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 2081 * options.cc (General_options::finalize): Add strip_debug_non_line
2082 to the strip heirarchy.
2083 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2084 fields.
2085 * layout.cc: Include "reduced_debug_output.h".
2086 (Layout::Layout): Initialize new fields.
2087 (line_only_debug_sections): New static array.
2088 (is_lines_only_debug_sections): New static inline function.
2089 (Layout::include_section): Handle --strip-debug-non-line.
2090 (Layout::make_output_section): If --strip-debug-non-line, build
2091 new output sections for .debug_abbrev and .debug_info.
2092 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2093 gold. Warn about possible overflow.
2094 (read_signed_LEB_128): Likewise.
2095 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2096 (read_signed_LEB_128): Declare.
2097 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2098 (HFILES): Add reduced_debug_output.h.
2099 * Makefile.in: Rebuild.
2100
7d9e3d98
ILT		 21012008-05-21 Ian Lance Taylor <iant@google.com>
2102
2103 * mapfile.cc: New file.
2104 * mapfile.h: New file.
2105 * options.h (class General_options): Add -M/--print-map and -Map.
2106 * options.cc (General_options::finalize): Make -M equivalent to
2107 -Map -.
2108 * main.cc: Include <cstdio> and "mapfile.h".
2109 (main): Open mapfile if requested.
2110 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2111 constructor. Change caller.
2112 (queue_initial_tasks): Add mapfile parameter. Change caller.
2113 (queue_middle_tasks): Likewise.
2114 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2115 declarations.
2116 * archive.cc: Include "mapfile.h".
2117 (Archive::add_symbols): Add mapfile parameter. Change all
2118 callers. Pass mapfile, symbol, and reason to include_member.
2119 (Archive::include_all_members): Add mapfile parameter. Change all
2120 callers.
2121 (Archive::include_member): Add mapfile, sym, and why parameters.
2122 Change all callers. Report inclusion to map file.
2123 * archive.h: Include "fileread.h".
2124 (class Archive): Update declarations.
2125 (Archive::file): New const method.
2126 (class Add_archive_symbols): Add mapfile_ field. Update
2127 constructor. Change all callers.
2128 * readsyms.h (class Read_symbols): Likewise.
2129 (class Finish_group): Likewise.
2130 (class Read_script): Likewise.
2131 * common.cc: Include "mapfile.h".
2132 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2133 all callers.
2134 (Symbol_table::do_allocate_commons): Likewise.
2135 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2136 symbol allocation to mapfile.
2137 * common.h (class Allocate_commons_task): Add mapfile_ field.
2138 Update constructor. Change all callers.
2139 * symtab.h (class Symbol_table): Update declarations.
2140 * layout.cc: Include "mapfile.h".
2141 (Layout_task_runner::run): Print information to mapfile.
2142 (Layout::create_gold_note): Change Output_data_fixed_space to
2143 Output_data_zero_fill.
2144 (Layout::create_build_id): Likewise.
2145 (Layout::print_to_mapfile): New function.
2146 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2147 constructor. Change caller.
2148 (class Layout): Declare print_to_mapfile.
2149 * output.cc (Output_section::Input_section::print_to_mapfile): New
2150 function.
2151 (Output_section::add_input_section): If producing a map, always
2152 add to input_sections_ list.
2153 (Output_section::do_print_to_mapfile): New function.
2154 (Output_segment::print_sections_to_mapfile): New function.
2155 (Output_segment::print_section_list_to_mapfile): New function.
2156 * output.h: Include "mapfile.h".
2157 (Output_data::print_to_mapfile): New function.
2158 (Output_data::do_print_to_mapfile): New virtual function.
2159 (Output_segment_headers::do_print_to_mapfile): New function.
2160 (Output_file_header::do_print_to_mapfile): New function.
2161 (Output_data_const::do_print_to_mapfile): New function.
2162 (class Output_data_const_buffer): Add map_name_ field. Update
2163 constructor. Change all callers. Add do_print_to_mapfile
2164 function.
2165 (class Output_data_fixed_space): Likewise.
2166 (class Output_data_space): Likewise.
2167 (class Output_data_zero_fill): New class.
2168 (Output_data_strtab::do_print_to_mapfile): New function.
2169 (Output_data_reloc_base::do_print_to_mapfile): New function.
2170 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2171 (Output_data_group::do_print_to_mapfile): New function.
2172 (Output_data_got::do_print_to_mapfile): New function.
2173 (Output_data_dynamic::do_print_to_mapfile): New function.
2174 (Output_symtab_xindex::do_print_to_mapfile): New function.
2175 (class Output_section): Declare do_print_to_mapflie. Declare
2176 print_to_mapfile in Input_section.
2177 (class Output_segment): Declare new functions.
2178 * object.h (Sized_relobj::symbol_count): New function.
2179 * script-sections.cc
2180 (Output_section_element_dot_assignment::set_section_addresses):
2181 Change Output_data_fixed_space to Output_data_zero_fill.
2182 (Output_data_expression::do_print_to_mapfile): New function.
2183 * script.cc (read_input_script): Add mapfile parameter. Change
2184 all callers.
2185 * script.h (read_input_script): Update declaration.
2186 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2187 (Eh_frame::do_print_to_mapfile): New function.
2188 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2189 (Output_merge_string::do_print_to_mapfile): New function.
2190 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2191 function.
2192 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2193 function.
2194 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2195 function.
2196 * Makefile.am (CCFILES): Add mapfile.cc.
2197 (HFILES): Add mapfile.h.
2198 * Makefile.in: Rebuild.
2199
9f1d377b
ILT		 22002008-05-19 Ian Lance Taylor <iant@google.com>
2201
2202 * options.h (class General_options): Add -z relro.
2203 * layout.cc (Layout::Layout): Initialize relro_segment_.
2204 (Layout::add_output_section_data): Return the output section.
2205 (Layout::make_output_section): Rcognize relro sections and mark
2206 them appropriately.
2207 (Layout::attach_allocated_section_to_segment): Put relro sections
2208 in a PT_GNU_RELRO segment.
2209 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2210 section as relro.
2211 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2212 PT_TLS segments.
2213 (Layout::linkonce_mapping): Map d.rel.ro.local to
2214 .data.rel.ro.local.
2215 (Layout::output_section_name): Us .data.rel.ro.local for any
2216 section which begins with that.
2217 * layout.h (class Layout): Update add_output_section_data
2218 declaration. Add relro_segment_ field.
2219 * output.cc (Output_section::Output_section): Initialize is_relro_
2220 and is_relro_local_ fields.
2221 (Output_segment::add_output_section): Group relro sections.
2222 (Output_segment::is_first_section_relro): New function.
2223 (Output_segment::maximum_alignment): If there is a relro section,
2224 align the segment to the common page size.
2225 (Output_segment::set_section_addresses): Track whether we are
2226 looking at relro sections. If the last section is a relro
2227 section, align to the common page size.
2228 (Output_segment::set_section_list_addresses): Add in_relro
2229 parameter. Change all callers. Align to the page size when
2230 moving from relro to non-relro section.
2231 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2232 segment.
2233 * output.h (class Output_section): Add is_relro_ and
2234 is_relro_local_ fields.
2235 (Output_section::is_relro): New function.
2236 (Output_section::set_is_relro): New function.
2237 (Output_section::is_relro_local): New function.
2238 (Output_section::set_is_relro_local): New function.
2239 (class Output_segment): Update declarations.
2240 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2241 * sparc.cc (Target_sparc::got_section): Likewise.
2242 * x86_64.cc (Target_x86_64::got_section): Likewise.
2243 * testsuite/relro_test_main.cc: New file.
2244 * testsuite/relro_test.cc: New file.
2245 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2246 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2247 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2248 (relro_test.so, relro_test_pic.o): New targets.
2249 * testsuite/Makefile.in: Rebuild.
2250
a984ee1d
ILT		 22512008-05-16 Ian Lance Taylor <iant@google.com>
2252
01676dcd
ILT		 2253 * output.cc (Output_segment::add_output_section): Remove front
2254 parameter.
2255 * output.h (class Output_segment): Remove
2256 add_initial_output_section and overloaded add_output_section.
2257 Update declaration of remaining add_output_section.
2258 * layout.cc (Layout::create_interp): Call add_output_section
2259 rather than add_initial_output_section.
2260 (Layout::finish_dynamic_section): Likewise.
2261
497897f9
ILT		 2262 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2263 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2264 know the dynamic type.
2265 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2266 field. Initialize it in constructor.
2267 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2268 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2269 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2270 reloc.
2271
a984ee1d
ILT		 2272 * output.cc (Output_reloc::get_address): Change return type to
2273 Elf_Addr.
2274 * output.h (class Output_reloc): Update get_address declaration.
2275 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2276 for section addresses.
2277
55ba0940
ILT		 22782008-05-09 Ian Lance Taylor <iant@google.com>
2279
2280 PR 6493
2281 * gold.cc (gold_nomem): Use return value of write.
2282
75517b77
ILT		 22832008-05-08 Ian Lance Taylor <iant@google.com>
2284
2285 * symtab.c (Symbol::init_base_output_data): Add version
2286 parameter. Change all callers.
2287 (Symbol::init_base_output_segment): Likewise.
2288 (Symbol::init_base_constant): Likewise.
2289 (Symbol::init_base_undefined): Likewise.
2290 (Sized_symbol::init_output_data): Likewise.
2291 (Sized_symbol::init_output_segment): Likewise.
2292 (Sized_symbol::init_constant): Likewise.
2293 (Sized_symbol::init_undefined): Likewise.
2294 (Symbol_table::do_define_in_output_data): If the new symbol has a
2295 version, mark it as the default.
2296 (Symbol_table::do_define_in_output_segment): Likewise.
2297 (Symbol_table::do_define_as_constant): Likewise.
2298 * symtab.h (class Symbol): Update declarations.
2299 (class Sized_symbol): Likewise.
2300 * resolve.cc (Symbol::override_version): New function.
c42e122e 2301 (Symbol::override_base): Call override_version.
75517b77
ILT		 2302 (Symbol::override_base_with_special): Likewise.
2303 * testsuite/ver_script_8.script: New file.
2304 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2305 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2306 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2307 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2308
f1f70eae
ILT		 23092008-05-06 Ian Lance Taylor <iant@google.com>
2310
f3e9c5c5
ILT		 2311 PR 6049
2312 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2313 functions.
2314 (class General_options): Remove existing --undefined, and add
2315 --no-undefined instead. Add new --undefined as synonym for -u.
2316 * archive.cc (Archive::add_symbols): Check whether symbol was
2317 named with -u.
2318 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2319 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2320 all uses. Add IS_UNDEFINED. Update declarations to split
2321 different versions of init_base. Declare init_base_undefined.
2322 (Symbol::is_defined): Handle IS_UNDEFINED.
2323 (Symbol::is_undefined): Likewise.
2324 (Symbol::is_weak_undefined): Call is_undefined.
2325 (Symbol::is_absolute): Handle IS_CONSTANT.
2326 (class Sized_symbol): Update declarations to split different
2327 versions of init. Declare init_undefined.
2328 (class Symbol_table): Declare new functions.
2329 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2330 Change all callers.
2331 (Symbol::init_base_output_data): Likewise.
2332 (Symbol::init_base_output_segment): Likewise.
2333 (Symbol::init_base_constant): Likewise.
2334 (Symbol::init_base_undefined): New function.
2335 (Sized_symbol::init_object): Rename from init. Change all
2336 callers.
2337 (Sized_symbol::init_output_data): Likewise.
2338 (Sized_symbol::init_output_segment): Likewise.
2339 (Sized_symbol::init_constant): Likewise.
2340 (Sized_symbol::init_undefined): New function.
2341 (Symbol_table::add_undefined_symbols_from_command_line): New
2342 function.
2343 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2344 function.
2345 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2346 (Symbol::output_section): Likewise.
2347 (Symbol::set_output_section): Likewise.
2348 (Symbol_table::sized_finalize_symbol): Likewise.
2349 (Symbol_table::sized_write_globals): Likewise.
2350 * resolve.cc (Symbol_table::should_override): Likewise.
2351 (Symbol::override_base_with_special): Likewise.
2352
8bdcdf2c
ILT		 2353 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2354 symbol, change it to have default visibility.
2355 * testsuite/protected_1.cc: New file.
2356 * testsuite/protected_2.cc: New file.
2357 * testsuite/protected_3.cc: New file.
2358 * testsuite/protected_main_1.cc: New file.
2359 * testsuite/protected_main_2.cc: New file.
2360 * testsuite/protected_main_3.cc: New file.
2361 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2362 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2363 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2364 (protected_1.so): New target.
2365 (protected_1_pic.o, protected_2_pic.o): New targets.
2366 (protected_3_pic.o): New target.
2367 (check_PROGRAMS): Add protected_2.
2368 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2369 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2370 * testsuite/Makefile.in: Rebuild.
2371
2b706932
ILT		 2372 * options.h (DEFINE_var): Add set_user_set_##varname__.
2373 (DEFINE_bool_alias): New macro.
2374 (class General_options): Define -Bstatic using DEFINE_bool_alias
2375 rather than DEFINE_special. Add --undefined as an alias for -z
2376 defs.
2377 * options.cc (General_options::parse_Bstatic): Remove.
2378
d82a5bcc
ILT		 2379 * options.h (class General_options): Add --fatal-warnings.
2380 * main.cc (main): Implement --fatal-warnings.
2381 * errors.h (Errors::warning_count): New function.
2382
f1f70eae
ILT		 2383 * options.h (class General_options): Add -Bsymbolic-functions.
2384 * symtab.h (Symbol::is_preemptible): Check for
2385 -Bsymbolic-functions.
2386
8825ac63
ILT		 23872008-05-05 Ian Lance Taylor <iant@google.com>
2388
d98bc257
ILT		 2389 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2390 as noVARNAME rather than no-VARNAME.
2391 (class General_options): Add option -z combreloc.
2392 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2393 get_address.
2394 (Output_reloc::sort_before) [SHT_REL]: New function.
2395 (Output_reloc::sort_before) [SHT_RELA]: New function.
2396 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2397 Sort_relocs_comparison.
2398 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2399 parameter. Change all callers.
2400 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2401 sort_relocs parameter. Change all callers.
2402 * output.cc (Output_reloc::get_address): New function, broken out
2403 of write_rel.
2404 (Output_reloc::write_rel): Call it.
2405 (Output_reloc::compare): New function.
2406 (Output_data_reloc_base::do_write): Optionally sort relocs.
2407
60b2b4e7
ILT		 2408 * configure.ac: If targ_extra_obj is set, link it in.
2409 * configure.tgt: Initialize all variables.
2410 (x86_64*): Set targ_extra_obj and targ_extra_size.
2411 * configure: Rebuild.
2412
8825ac63
ILT		 2413 * object.cc (Sized_relobj::include_section_group): Adjust section
2414 indexes read from group data. Build vector to pass to
2415 layout_group.
2416 * layout.cc (Layout::layout_group): Add flags and shndxes
2417 parameters. Remove contents parameter. Change caller. Update
2418 explicit instantiations.
2419 * layout.h (class Layout): Update layout_group declaration.
2420 * output.cc (Output_data_group::Output_data_group): Add flags and
2421 input_shndxes parameters. Remove contents parameter. Change
2422 caller.
2423 (Output_data_group::do_write): Change input_sections_ to
2424 input_shndxes_.
2425 * output.h (class Output_data_group): Update constructor
2426 declaration. Rename input_sections_ to input_shndxes_.
2427 * testsuite/many_sections_test.cc: Add template.
2428
e94cf127
CC		 24292008-04-30 Cary Coutant <ccoutant@google.com>
2430
4418b2d5
CC		 2431 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2432
e94cf127
CC		 2433 * layout.cc (Layout::include_section): Refactored check for debug
2434 info section.
2435 (Layout::add_comdat): Add new parameters. Change type
2436 of signature parameter. Add object and shndx to signatures table.
2437 (Layout::find_kept_object): New function.
2438 * layout.h: Include <cstring>.
2439 (Layout::is_debug_info_section): New function.
2440 (Layout::add_comdat): Add new parameters.
2441 (Layout::find_kept_object): New function.
2442 (Layout::Kept_section): New struct.
2443 (Layout::Signatures): Change type of map range.
2444 * object.cc (Relobj::output_section_address): New function.
2445 (Sized_relobj::include_section_group): Add new parameters. Change
2446 calls to Layout::add_comdat. Change to build table of kept comdat
2447 groups and table mapping discarded sections to kept sections.
2448 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2449 (Sized_relobj::do_layout): Change calls to include_section_group and
2450 include_linkonce_section.
2451 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2452 value to zero when section is discarded.
2453 (Sized_relobj::map_to_kept_section): New function.
2454 * object.h (Relobj::output_section_address): New function.
2455 (Relobj::Comdat_group): New type.
2456 (Relobj::find_comdat_group): New function.
2457 (Relobj::Comdat_group_table): New type.
2458 (Relobj::Kept_comdat_section): New type.
2459 (Relobj::Kept_comdat_section_table): New type.
2460 (Relobj::add_comdat_group): New function.
2461 (Relobj::set_kept_comdat_section): New function.
2462 (Relobj::get_kept_comdat_section): New function.
2463 (Relobj::comdat_groups_): New field.
2464 (Relobj::kept_comdat_sections_): New field.
2465 (Symbol_value::input_value): Update comment.
2466 (Sized_relobj::map_to_kept_section) New function.
2467 (Sized_relobj::include_linkonce_section): Add new parameter.
2468 * target-reloc.h (Comdat_behavior): New type.
2469 (get_comdat_behavior): New function.
2470 (relocate_section): Add code to map a discarded section to the
2471 corresponding kept section when applying a relocation.
2472
e4e5049b
CS		 24732008-04-30 Craig Silverstein <csilvers@google.com>
2474
2475 * dwarf_reader.cc (next_generation_count): New static var.
2476 (Addr2line_cache_entry): New struct.
2477 (addr2line_cache): New static var.
2478 (Dwarf_line_info::one_addr2line): Added caching.
2479 (Dwarf_line_info::clear_addr2line_cache): New function.
2480 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2481 cache-size parameter.
2482 (Dwarf_line_info::one_addr2line_cache): New function.
2483 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2484 new cache-size argument to one_addr2line(), and clear cache.
2485
d09e9154
CC		 24862008-04-28 Cary Coutant <ccoutant@google.com>
2487
2488 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2489 R_386_PC8 relocations.
2490
7ef73768
ILT		 24912008-04-23 Ian Lance Taylor <iant@google.com>
2492
55438702
ILT		 2493 * object.cc (Sized_relobj::include_section_group): Check for
2494 invalid section group.
2495
c165fb93
ILT		 2496 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2497 header size.
2498
7ef73768
ILT		 2499 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2500 than read for file header.
2501 * archive.cc (Archive::include_member): Likewise.
2502
6194aaab
L		 25032008-04-23 Paolo Bonzini <bonzini@gnu.org>
2504
2505 * aclocal.m4: Regenerate.
2506 * configure: Regenerate.
2507
d491d34e
ILT		 25082008-04-19 Ian Lance Taylor <iant@google.com>
2509
5ea2bac6
ILT		 2510 * version.cc (version_string): Bump to 1.6.
2511
7bc3e21a
ILT		 2512 * testsuite/Makefile.am (many_sections_r_test): New target.
2513 (many_sections_r_test_SOURCES): Remove.
2514 (many_sections_r_test_DEPENDENCIES): Remove.
2515 (many_sections_r_test_LDFLAGS): Remove.
2516 (many_sections_r_test_LDADD): Remove.
2517
7fcd3aa9
ILT		 2518 * object.cc (Sized_relobj::do_add_symbols): Always pass
2519 local_symbol_count_ to add_from_relobj.
2520
4c94d6ae
ILT		 2521 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2522 every thousand variables.
2523 * testsuite/Makefile.in: Rebuild.
2524
d491d34e
ILT		 2525 * object.cc (Xindex::initialize_symtab_xindex): New function.
2526 (Xindex::read_symtab_xindex): New function.
2527 (Xindex::sym_xindex_to_shndx): New function.
2528 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2529 available.
2530 (Sized_relobj::do_initialize_xindex): New function.
2531 (Sized_relobj::do_read_symbols): Adjust section links.
2532 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2533 parameter. Change all callers.
2534 (Sized_relobj::include_section_group): Adjust section links and
2535 symbol section indexes.
2536 (Sized_relobj::do_layout): Adjust section links.
2537 (Sized_relobj::do_count_local_symbols): Adjust section links and
2538 symbol section indexes.
2539 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2540 ordinary and special symbols.
2541 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2542 dynsym_xindex parameters. Change all callers. Adjust section
2543 links. Use SHN_XINDEX when needed.
2544 (Sized_relobj::get_symbol_location_info): Adjust section links.
2545 Don't get fooled by special symbols.
2546 * object.h (class Xindex): Define.
2547 (class Object): Add xindex_ parameter. Declare virtual functoin
2548 do_initialize_xindex.
2549 (Object::adjust_sym_shndx): New function.
2550 (Object::set_xindex): New protected function.
2551 (class Symbol_value): Add is_ordinary_shndx_ field.
2552 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2553 (Symbol_value::value): Assert ordinary section.
2554 (Symbol_value::initialize_input_to_output_map): Likewise.
2555 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2556 Change all callers.
2557 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2558 all callers.
2559 (class Sized_relobj): Update declarations.
2560 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2561 parameter. Change all callers.
2562 (Sized_relobj::adjust_shndx): New function.
2563 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2564 field.
2565 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2566 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2567 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2568 (Sized_dynobj::read_dynsym_section): Adjust section links.
2569 (Sized_dynobj::read_dynamic): Likewise.
2570 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2571 section links.
2572 (Sized_dynobj::do_initialize_xindex): New function.
2573 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2574 do_initialize_xindex.
2575 (Sized_dynobj::adjust_shndx): New function.
2576 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2577 dynsym_xindex_ fields.
2578 (Layout::finalize): Add a call to set_section_indexes before
2579 creating the symtab sections.
2580 (Layout::set_section_indexes): Don't do anything if the section
2581 already has a section index.
2582 (Layout::create_symtab_sections): Add shnum parameter. Change
2583 caller. Create .symtab_shndx section if needed.
2584 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2585 caller.
2586 (Layout::allocated_output_section_count): New function.
2587 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2588 needed.
2589 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2590 fields. Update declarations.
2591 (Layout::symtab_xindex): New function.
2592 (Layout::dynsym_xindex): New function.
2593 (class Write_symbols_task): Add layout_ field.
2594 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2595 Change caller.
2596 * output.cc (Output_section_headers::Output_section_headers): Add
2597 shstrtab_section parameter. Change all callers.
2598 (Output_section_headers::do_sized_write): Store overflow values
2599 for section count and section string table section index in
2600 section header zero.
2601 (Output_file_header::do_sized_write): Check for overflow of
2602 section count and section string table section index.
2603 (Output_symtab_xindex::do_write): New function.
2604 (Output_symtab_xindex::endian_do_write): New function.
2605 * output.h (class Output_section_headers): Add shstrtab_section_.
2606 Update declarations.
2607 (class Output_symtab_xindex): Define.
2608 (Output_section::has_out_shndx): New function.
2609 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2610 field.
2611 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2612 Change all callers.
2613 (Sized_symbol::init): Likewise.
2614 (Symbol::output_section): Check for ordinary symbol.
2615 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2616 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2617 callers.
2618 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2619 Change all callers. Simplify handling of symbols from sections
2620 not included in the link.
2621 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2622 distinction.
2623 (Weak_alias_sorter::operator()): Assert that symbols are
2624 ordinary.
2625 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2626 distinction.
2627 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2628 parameters. Change all callers.
2629 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2630 symbol distinction. Use SHN_XINDEX when needed.
2631 (Symbol_table::write_section_symbol): Add symtab_xindex
2632 parameter. Change all callers.
2633 (Symbol_table::sized_write_section_symbol): Likewise. Use
2634 SHN_XINDEX when needed.
2635 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2636 declarations.
2637 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2638 (Symbol::is_defined): Check is_ordinary.
2639 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2640 (Symbol::is_absolute, Symbol::is_common): Likewise.
2641 (class Sized_symbol): Update declarations.
2642 (class Symbol_table): Update declarations.
2643 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2644 parameters. Change all callers.
2645 (Sized_symbol::override): Likewise.
2646 (Symbol_table::override): Likewise.
2647 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2648 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2649 is_ordinary, and orig_st_shndx parameters. Change all callers.
2650 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2651 to be in an ordinary section.
2652 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2653 object and is_ordinary parameters. Change all callers.
2654 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2655 Change all callers. Don't add undefined or non-ordinary symbols
2656 to reloc_map_.
2657 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2658 Change all callers.
2659 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2660 declarations.
2661 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2662 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2663 (Sized_relobj::relocate_sections): Likewise.
2664 * target-reloc.h (scan_relocs): Adjust section symbol index.
2665 (scan_relocatable_relocs): Likewise.
2666 * i386.cc (Scan::local): Check for ordinary symbols.
2667 * sparc.cc (Scan::local): Likewise.
2668 * x86_64.cc (Scan::local): Likewise.
2669 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2670 to symbol_section_and_value.
2671 * testsuite/many_sections_test.cc: New file.
2672 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2673 (check_PROGRAMS): Add many_sections_test.
2674 (many_sections_test_SOURCES): Define.
2675 (many_sections_test_DEPENDENCIES): Define.
2676 (many_sections_test_LDFLAGS): Define.
2677 (BUILT_SOURCES): Add many_sections_define.h.
2678 (many_sections_define.h): New target.
2679 (BUILT_SOURCES): Add many_sections_check.h.
2680 (many_sections_check.h): New target.
2681 (check_PROGRAMS): Add many_sections_r_test.
2682 (many_sections_r_test_SOURCES): Define.
2683 (many_sections_r_test_DEPENDENCIES): Define.
2684 (many_sections_r_test_LDFLAGS): Define.
2685 (many_sections_r_test_LDADD): Define.
2686 (many_sections_r_test.o): New target.
2687 * testsuite/Makefile.in: Rebuild.
2688
c5818ff1
CC		 26892008-04-17 Cary Coutant <ccoutant@google.com>
2690
2691 * errors.cc (Errors::info): New function.
2692 (gold_info): New function.
2693 * errors.h (Errors::info): New function.
2694 * gold.h (gold_info): New function.
2695 * object.cc (Input_objects::add_object): Print trace output.
2696 * options.cc (options::parse_set): New function.
2697 (General_options::parse_wrap): Deleted.
2698 (General_options::General_options): Deleted initializer.
2699 * options.h (options::String_set): New typedef.
2700 (options::parse_set): New function.
2701 (DEFINE_set): New macro.
2702 (General_options::wrap): Changed to use DEFINE_set. Changed
2703 callers of any_wrap_symbols and is_wrap_symbol.
2704 (General_options::trace, General_options::trace_symbol):
2705 New options.
2706 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2707 (General_options::wrap_symbols_): Deleted.
2708 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2709
b5be4a7c
DM		 27102008-04-17 David S. Miller <davem@davemloft.net>
2711
2712 * options.cc (General_options::parse_V): New function.
2713 * options.h: Add entries for -V and -Qy.
2714
155a0dd7
ILT		 27152008-04-17 Ian Lance Taylor <iant@google.com>
2716
2717 * common.cc (Symbol_table::allocate_commons): Remove options
2718 parameter. Change caller.
2719 (Symbol_table::do_allocate_commons): Remove options parameter.
2720 Change caller. Just call do_allocate_commons_list twice.
2721 (Symbol_table::do_allocate_commons_list): New function, broken out
2722 of do_allocate_commons.
2723 * common.h (class Allocate_commons_task): Remove options_ field.
2724 Update constructor.
2725 * symtab.cc (Symbol_table::Symbol_table): Initialize
2726 tls_commons_.
2727 (Symbol_table::add_from_object): Put TLS common symbols on
2728 tls_commons_ list.
2729 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2730 which are IN_OUTPUT_DATA.
2731 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2732 allocate_commons and do_allocate_commons declarations. Declare
2733 do_allocate_commons_list.
2734 * gold.cc (queue_middle_tasks): Update creation of
2735 Allocate_commons_task to not pass options.
2736 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2737 (TLS_TEST_C_FLAGS): New variable.
2738 (tls_test_c_pic.o): New target.
2739 (tls_test_shared.so): Link in tls_test_c_pic.o.
2740 (tls_test_c_pic_ie.o): New target.
2741 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2742 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2743 (tls_test_c.o): New target.
2744 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2745 (tls_pic_test_LDADD): Likewise.
2746 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2747 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2748 (tls_test_c_gnu2.o): New target.
2749 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2750 tls_test_c_gnu2.o.
2751 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2752 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2753 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2754 * testsuite/tls_test.cc: Include "config.h".
2755 (t_last): Call t11_last.
2756 * testsuite/tls_test.h (t11, t11_last): Declare.
2757 * testsuite/tls_test_c.c: New file.
2758 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2759 * configure.ac: Check for OpenMP support.
2760 * configure, config.in, Makefile.in: Rebuild.
2761 * testsuite/Makefile.in: Rebuild.
2762
edfbb029
CC		 27632008-04-16 Cary Coutant <ccoutant@google.com>
2764
2765 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2766 (Target_i386::tls_base_symbol_defined_): New field.
2767 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2768 (Target_i386::Scan::global): Likewise.
2769 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2770 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2771 (Target_x86_64::tls_base_symbol_defined_): New field.
2772 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2773 (Target_x86_64::Scan::global): Likewise.
2774
f3c69fca
CC		 27752008-04-16 Cary Coutant <ccoutant@google.com>
2776
2777 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2778 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2779 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2780 building shared libraries.
2781 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2782 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2783 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2784 * testsuite/Makefile.in: Rebuild.
2785 * testsuite/weak_undef.h: New file.
2786 * testsuite/weak_undef_file1.cc: Add extra test cases.
2787 * testsuite/weak_undef_file2.cc: Likewise.
2788 * testsuite/weak_undef_test.cc: Likewise.
2789
7c414435
DM		 27902008-04-16 David S. Miller <davem@davemloft.net>
2791
32b769e1
DM		 2792 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2793 Add issued_non_pic_error_ field. Declare check_non_pic.
2794 (Target_sparc::Scan::check_non_pic): New function.
2795 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2796 (Target_sparc::Scan::global): Likewise.
2797
11936fb1
DM		 2798 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2799 * configure: Rebuild.
2800
7c414435
DM		 2801 * options.h (DEFINE_enable): New macro.
2802 (new_dtags): New enable option.
2803 (initfirst, interpose, loadfltr, nodefaultlib,
2804 nodelete, nodlopen, nodump): New -z options.
2805 * layout.cc (Layout:finish_dynamic_section): If new
2806 dtags enabled, emit DT_RUNPATH. Also, emit a
2807 DT_FLAGS_1 containing any specified -z flags.
2808
85c7bf8b
ILT		 28092008-04-16 Ian Lance Taylor <iant@google.com>
2810
12c0daef
ILT		 2811 * copy-relocs.cc: New file.
2812 * copy-relocs.h: New file.
2813 * reloc.cc: Remove Copy_relocs code.
2814 * reloc.h: Likewise.
2815 * reloc-types.h (struct Reloc_types) [both versions]: Add
2816 get_reloc_addend_noerror.
2817 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2818 variants of add_global which take an addend which must be zero.
2819 * i386.cc: Include "copy-relocs.h".
2820 (class Target_i386): Change type of copy_relocs_ to variable,
2821 update initializer.
2822 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2823 Change all callers.
2824 (Target_i386::do_finalize_sections): Change handling of
2825 copy_relocs_.
2826 * sparc.cc: Include "copy-relocs.h".
2827 (class Target_sparc): Change type of copy_relocs_ to variable,
2828 update initializer.
2829 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2830 Change all callers.
2831 (Target_sparc::do_finalize_sections): Change handling of
2832 copy_relocs_.
2833 * x86_64.cc: Include "copy-relocs.h".
2834 (class Target_x86_64): Change type of copy_relocs_ to variable,
2835 update initializer.
2836 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2837 class. Change all callers.
2838 (Target_x86_64::do_finalize_sections): Change handling of
2839 copy_relocs_.
2840 * Makefile.am (CCFILES): Add copy-relocs.cc.
2841 (HFILES): Add copy-relocs.h.
2842
4f4995b6
ILT		 2843 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2844
85c7bf8b
ILT		 2845 * testsuite/script_test_4.sh: Permit leading zeroes.
2846
4f2a9edd
ILT		 28472008-04-15 Ian Lance Taylor <iant@google.com>
2848
e6188289
ILT		 2849 * script-sections.cc (Script_sections::create_segments): Use
2850 header_size_adjustment even when there is enough room for the
2851 headers.
2852 * testsuite/script_test_4.sh: New file.
2853 * testsuite/script_test_4.t: New file.
2854 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2855 (check_DATA): Add script_test_4.stdout.
2856 (MOSTLYCLEANFILES): Likewise.
2857 (script_test_4): New target.
2858 (script_test_4.stdout): New target.
2859 * testsuite/Makefile.in: Rebuild.
2860
4f2a9edd
ILT		 2861 * sparc.cc: Add definitions for Output_data_plt_sparc class
2862 constants.
2863
f5314dd5
DM		 28642008-04-14 David S. Miller <davem@davemloft.net>
2865
2866 * sparc.cc: New file.
2867 * Makefile.am (TARGETSOURCES): Add sparc.cc
2868 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2869 * configure.tgt: Document targ_extra_size and
2870 targ_extra_big_endian. Add entries for sparc-* and
2871 sparc64-*.
2872 * configure.ac: Handle targ_extra_size and
2873 targ_extra_big_endian.
2874 * Makefile.in: Rebuild.
2875 * configure: Likewise.
2876 * po/POTFILES.in: Likewise.
2877 * po/gold.pot: Likewise.
2878
154e0e9a
ILT		 28792008-04-14 Ian Lance Taylor <iant@google.com>
2880
2881 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2882 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2883 in the name/type/flags to section mapping. Don't call
2884 allocate_output_section.
2885 (Layout::choose_output_section): Change parameter from adjust_name
2886 to is_input_section. Don't permit input sections after sections
2887 are attached to segments. Don't call allocate_output_section.
2888 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2889 not write_enable_output_section.
2890 (Layout::make_output_section): Don't push to
2891 unattached_section_list_ nor call attach_to_segment. Call
2892 attach_section_to_segment if sections are attached.
2893 (Layout::attach_sections_to_segments): New function.
2894 (Layout::attach_section_to_segment): New function.
2895 (Layout::attach_allocated_section_to_segment): Rename from
2896 attach_to_segment. Remove flags parameter.
2897 (Layout::allocate_output_section): Remove function.
2898 (Layout::write_enable_output_section): Remove function.
2899 * layout.h (class Layout): Update for above changes. Add new
2900 field sections_are_attached_.
2901 * output.h (Output_section::update_flags_for_input_section): New
2902 function.
2903 * output.cc (Output_section::add_input_section): Call
2904 update_flags_for_input_section.
2905 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2906
009a67a2
CC		 29072008-04-11 Cary Coutant <ccoutant@google.com>
2908
2909 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2910 thought unnecessary.
2911 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2912
759b1a24
ILT		 29132008-04-11 Ian Lance Taylor <iant@google.com>
2914
2915 * output.h (class Output_section_data): Remove inline definition
2916 of set_addralign.
2917 * output.cc (Output_section_data::set_addralign): New function.
2918
c2b45e22
CC		 29192008-04-11 Cary Coutant <ccoutant@google.com>
2920
2921 Add support for TLS descriptors for i386 and x86_64.
2922 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2923 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2924 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2925 GOT_TYPE_TLS_DESC.
2926 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2927 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2928 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2929 relocations.
2930 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2931 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2932 Fix problem with initial-exec relocations.
2933 (Target_i386::Relocate::relocate_tls): Likewise.
2934 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2935 relaxation.
2936 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2937 support for section-plus-offset dynamic table entries.
2938 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2939 (Output_data_dynamic::Dynamic_entry): Add support for
2940 section-plus-offset dynamic table entries.
2941 (Output_data_dynamic::Classification): Likewise.
2942 (Output_data_dynamic::classification_): Renamed offset_.
2943 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2944 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2945 (Target_x86_64::make_plt_section): New function.
2946 (Target_x86_64::reserve_tlsdesc_entries): New function.
2947 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2948 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2949 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2950 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2951 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2952 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2953 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2954 add extra PLT entry for TLS descriptors.
2955 (Output_data_plt_x86_64::got_): New field.
2956 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2957 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2958 fields.
2959 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2960 descriptors.
2961 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2962 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2963 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2964 R_386_TLS_DESC_CALL relocations.
2965 (Target_x86_64::Scan::global): Likewise.
2966 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2967 for TLS descriptors.
2968 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2969 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2970 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2971 GD-to-IE relaxation.
2972 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2973 and TLS_DESCRIPTORS.
2974 * Makefile.in: Rebuild.
2975 * configure: Rebuild.
2976 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2977 (tls_test_shared2.so): New target.
2978 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2979 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2980 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2981 (tls_shared_gd_to_ie_test_LDADD): New variable.
2982 (tls_shared_gnu2_gd_to_ie_test): New target.
2983 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2984 New targets.
2985 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2986 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2987 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2988 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2989 (tls_shared_gnu2_test): New target.
2990 (tls_test_gnu2_shared.so): New target.
2991 (tls_shared_gnu2_test_SOURCES): New variable.
2992 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2993 (tls_shared_gnu2_test_LDFLAGS): New variable.
2994 (tls_shared_gnu2_test_LDADD): New variable.
2995 * testsuite/Makefile.in: Rebuild.
2996 * testsuite/Makefile.
2997
83bfb6b7
ILT		 29982008-04-11 Ian Lance Taylor <iant@google.com>
2999
3000 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3001 justsyms.t.
3002 * testsuite/Makefile.in: Rebuild.
3003
3004 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3005 long.
3006 * testsuite/script_test_2.cc (main): Adjust test.
3007
706e1f5e
ILT		 30082008-04-11 David S. Miller <davem@davemloft.net>
3009 Ian Lance Taylor <iant@google.com>
3010
3011 * options.h (General_options): Add entries for '-Y' and
3012 '-relax'.
3013 * options.cc (General_options:finalize): If -Y was used, add those
3014 entries to the library path instead of the default "/lib" and
3015 "/usr/lib".
3016
7c98e6bb
DM		 30172008-04-11 David S. Miller <davem@davemloft.net>
3018
3019 * testsuite/justsyms.t: Start at 0x100.
3020 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 3021 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3022 long.
3023 * testsuite/script_test_2.cc: Adjust string and section length
3024 checks.
7c98e6bb 3025
99a37bfd
ILT		 30262008-04-09 Ian Lance Taylor <iant@google.com>
3027
2cefc357
ILT		 3028 PR gold/5996
3029 * script-sections.cc (Sections_element::allocate_to_segment): Add
3030 orphan parameter.
3031 (Output_section_definition::allocate_to_segment): Likewise.
3032 (Orphan_output_section::allocate_to_segment): Likewise.
3033 (Script_sections::attach_sections_using_phdrs_clause): Don't
3034 propagate non-PT_LOAD segments to orphan sections.
3035 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3036 readelf rather than objdump.
3037 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3038 .interp section and PT_INTERP segment are the same size.
3039 * testsuite/Makefile.in: Rebuild.
3040
99a37bfd
ILT		 3041 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3042 aliases for symbols defined in the same object.
3043 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3044 (weak_alias_test_SOURCES): New variable.
3045 (weak_alias_test_DEPENDENCIES): New variable.
3046 (weak_alias_test_LDFLAGS): New variable.
3047 (weak_alias_test_LDADD): New variable.
3048 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3049 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3050 (weak_alias_test_3.o): New target.
3051 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3052 * testsuite/weak_alias_test_main.cc: New file.
3053 * testsuite/weak_alias_test_1.cc: New file.
3054 * testsuite/weak_alias_test_2.cc: New file.
3055 * testsuite/weak_alias_test_3.cc: New file.
3056
780e49c5
ILT		 30572008-04-08 Ian Lance Taylor <iant@google.com>
3058
cdb0b8f5
ILT		 3059 * options.h (class General_options): Add --noinhibit-exec option.
3060 * main.cc (main): Check --noinhibit-exec.
3061
0864d551
ILT		 3062 * options.h (class General_options): Define --wrap as a special
3063 option. Add wrap_symbols_ field.
3064 (General_options::any_wrap_symbols): New function.
3065 (General_options::is_wrap_symbol): New function.
3066 * options.cc (General_options::parse_wrap): New function.
3067 (General_options::General_options): Initialize wrap_symbols_.
3068 * symtab.cc (Symbol_table::wrap_symbol): New function.
3069 (Symbol_table::add_from_object): Handle --wrap.
3070 * symtab.h (class Symbol_table): Declare wrap_symbol.
3071 * target.h (Target::wrap_char): New function.
3072 (Target::Target_info): Add wrap_char field.
3073 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3074 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3075 * testsuite/testfile.cc (Target_test::test_target_info):
3076 Likewise.
3077
789aa6de
ILT		 3078 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3079 there is one.
3080
2c38906f
ILT		 3081 * layout.h (class Layout): Add added_eh_frame_data_ field.
3082 * layout.cc (Layout::Layout): Initialize new field.
3083 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3084 output section until we find a section we merged successfully.
3085 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3086 that the size be non-zero.
3087
780e49c5
ILT		 3088 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3089 qualifier.
3090
7fcd0256
ILT		 30912008-04-08 Craig Silverstein <csilvers@google.com>
3092
3093 * configure.ac: Export new conditional variable HAVE_ZLIB.
3094 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3095 on HAVE_ZLIB.
3096 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3097 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3098
6835af53
ILT		 30992008-04-07 Ian Lance Taylor <iant@google.com>
3100
e24f324c
ILT		 3101 * version.cc (version_string): Set to "1.5".
3102
a036edd8
ILT		 3103 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3104 Add issued_non_pic_error_ field. Declare check_non_pic.
3105 (Target_x86_64::Scan::check_non_pic): New function.
3106 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3107 (Target_x86_64::Scan::global): Likewise.
3108
624f8810
ILT		 3109 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3110 addend parameter. Change caller. Handle merge sections.
3111 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3112 Address to Addend. Don't add in the result of
3113 local_section_offset, pass down the addend and use the returned
3114 value.
3115 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3116 Update declarations of local_section_offset and symbol_value.
3117 * testsuite/two_file_test_1.cc (t18): New function.
3118 * testsuite/two_file_test_2.cc (f18): New function.
3119 * testsuite/two_file_test_main.cc (main): Call t18.
3120 * testsuite/two_file_test.h (t18, f18): Declare.
3121
6835af53
ILT		 3122 * configure.ac: Don't test for objdump, c++filt, or readelf.
3123 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3124 conditionals.
3125 (TEST_READELF): New variable.
3126 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3127 (check_PROGRAMS): Add two_file_strip_test.
3128 (two_file_strip_test): New target.
3129 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3130 (two_file_same_shared_strip_test_SOURCES): New variable.
3131 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3132 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3133 (two_file_same_shared_strip_test_LDADD): New variable.
3134 (two_file_shared_strip.so): New target.
3135 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3136 (ver_test_5.syms, ver_test_7.syms): Likewise.
3137 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3138 (strip_test_3.stdout): Use TEST_OBJDUMP.
3139 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3140
86925eef
CC		 31412008-04-04 Cary Coutant <ccoutant@google.com>
3142
3143 * symtab.h (Symbol::is_weak_undefined): New function.
3144 (Symbol::is_strong_undefined): New function.
3145 (Symbol::is_absolute): New function.
3146 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3147 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3148 absolute symbols.
3149 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3150 (weak_undef_test): New target.
3151 * testsuite/Makefile.in: Rebuild.
3152 * testsuite/weak_undef_file1.cc: New file.
3153 * testsuite/weak_undef_file2.cc: New file.
3154 * testsuite/weak_undef_test.cc: New file.
3155
126f3ece
ILT		 31562008-04-03 Craig Silverstein <csilvers@google.com>
3157
3158 * compressed_output.h (class Output_compressed_section): Use
3159 unsigned buffer.
3160 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3161 add zlib header.
3162 (zlib_compressed_suffix): Removed.
3163 (Output_compressed_section::set_final_data_size): Use unsigned
3164 buffers.
3165 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3166 Fix linker invocation.
3167 (flagstest_o_specialfile_and_compress_debug_sections):
3168 Likewise.
3169 * testsuite/Makefile.in: Regenerated.
3170
deae2a14
DM		 31712008-04-02 David S. Miller <davem@davemloft.net>
3172
3173 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3174 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3175
70752818
ILT		 31762008-04-02 Craig Silverstein <csilvers@google.com>
3177
3178 * TODO: New file.
3179
39d0cb0e
ILT		 31802008-04-02 Ian Lance Taylor <iant@google.com>
3181
3182 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3183 parameters. Update for new key type to views_. Change all
3184 callers.
3185 (File_read::read): Adjust for byteshift in returned view.
3186 (File_read::add_view): New function, broken out of
3187 find_and_make_view.
3188 (File_read::make_view): New function, broken out of
3189 find_and_make_view.
3190 (File_read::find_or_make_view): Add offset and aligned
3191 parameters. Rewrite accordingly. Change all callers.
3192 (File_read::get_view): Add offset and aligned parameters. Adjust
3193 for byteshift in return value.
3194 (File_read::get_lasting_view): Likewise.
3195 * fileread.h (class File_read): Update declarations.
3196 (class File_read::View): Add byteshift_ field. Add byteshift to
3197 constructor. Add byteshift method.
3198 * archive.h (Archive::clear_uncached_views): New function.
3199 (Archive::get_view): Add aligned parameter. Change all callers.
3200 * object.h (Object::get_view): Add aligned parameter. Change all
3201 callers.
3202 (Object::get_lasting_view): Likewise.
3203
3204 * fileread.cc (File_read::release): Don't call clear_views if
3205 there are multiple objects.
3206 * fileread.h (File_read::clear_uncached_views): New function.
3207 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3208 on the archive.
3209
a1207466
CC		 32102008-03-31 Cary Coutant <ccoutant@google.com>
3211
3212 Add thin archive support.
3213 * archive.cc (Archive::armagt): New const.
3214 (Archive::setup): Remove task parameter and calls to unlock.
3215 (Archive::unlock_nested_archives): New function.
3216 (Archive::read_header): Add nested_off parameter. Change
3217 all callers.
3218 (Archive::interpret_header): Likewise.
3219 (Archive::include_all_members): Change to handle thin
3220 archives.
3221 (Archive::include_member): Likewise.
3222 * archive.h (Archive::Archive): Add new parameters and
3223 initializers.
3224 (Archive::armagt): New const.
3225 (Archive::setup): Remove task parameter.
3226 (Archive::unlock_nested_archives): New function.
3227 (Archive::read_header): Add nested_off parameter.
3228 (Archive::interpret_header): Likewise.
3229 (Archive::Nested_archive_table): New typedef.
3230 (Archive::is_thin_archive_): New field.
3231 (Archive::nested_archives_): New field.
3232 (Archive::options_): New field.
3233 (Archive::dirpath_): New field.
3234 (Archive::task_): New field.
3235 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3236 for thin archives. Pass additional parameters to
3237 Archive::Archive. Unlock the archive file after calling
3238 Archive::setup.
cd536b21 3239
479f6503
ILT		 32402008-03-29 Ian Lance Taylor <iant@google.com>
3241
686c8caf
ILT		 3242 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3243 version symbol to be local.
3244 * testsuite/ver_test_4.sh: New file.
3245 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3246 (check_DATA): Add ver_test_4.syms.
3247 (ver_test_4.syms): New target.
3248 * testsuite/Makefile.in: Rebuild.
3249
ab794b6b
ILT		 3250 * output.cc
3251 (Output_section::Input_section_sort_entry::has_priority): New
3252 function.
3253 (Output_section::Input_section_sort_entry::match_file_name): New
3254 function.
3255 (Output_section::Input_section_sort_entry::match_section_name):
3256 Remove.
3257 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3258 Remove.
3259 (Output_section::Input_section_sort_entry::match_section_file):
3260 Remove.
3261 (Output_section::Input_section_sort_compare::operator()): Rewrite
3262 using new Input_section_sort_entry functions. Sort crtbegin and
3263 crtend first. Sort sections with no priority before sections with
3264 a priority.
3265 * testsuite/initpri1.c (d3): Check j != 4.
3266 (cd5): New constructor/destructor function.
3267 (main): Check j != 2.
3268
479f6503
ILT		 3269 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3270 new symbol when resolving, don't call set_is_default.
3271 * testsuite/ver_test_7.cc: New file.
3272 * testsuite/ver_test_7.sh: New file.
3273 * testsuite/Makefile.am (ver_test_7.so): New target.
3274 (ver_test_7.o): New target.
3275 (check_SCRIPTS): Add ver_test_7.sh.
3276 (check_DATA): Add ver_test_7.syms.
3277 (ver_test_7.syms): New target.
3278
2fd32231
ILT		 32792008-03-28 Ian Lance Taylor <iant@google.com>
3280
3281 * layout.cc (Layout::layout): If we see an input section with a
3282 name that needs sorting, set the must_sort flag for the output
3283 section.
3284 (Layout::make_output_section): If the name of the output section
3285 indicates that it might require sorting, set the may_sort flag.
3286 * output.h (Output_section::may_sort_attached_input_sections): New
3287 function.
3288 (Output_section::set_may_sort_attached_input_sections): New
3289 function.
3290 (Output_section::must_sort_attached_input_sections): New
3291 function.
3292 (Output_section::set_must_sort_attached_input_sections): New
3293 function.
3294 (class Output_section): Declare Input_section_sort_entry. Define
3295 Input_section_sort_compare. Declare
3296 sort_attached_input_sections. Add new fields:
3297 may_sort_attached_input_sections_,
3298 must_sort_attached_input_sections_,
3299 attached_input_sections_are_sorted_.
3300 * output.cc (Output_section::Output_section): Initialize new
3301 fields.
3302 (Output_section::add_input_section): Add an entry to
3303 input_sections_ if may_sort or must_sort are true.
3304 (Output_section::set_final_data_size): Call
3305 sort_attached_input_sections if necessary.
3306 (Output_section::Input_section_sort_entry): Define new class.
3307 (Output_section::Input_section_sort_compare::operator()): New
3308 function.
3309 (Output_section::sort_attached_input_sections): New function.
3310 * configure.ac: Check whether the compiler supports constructor
3311 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3312 * testsuite/initpri1.c: New file.
3313 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3314 CONSTRUCTOR_PRIORITY.
3315 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3316 (initpri1_LDFLAGS): New variable.
3317 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3318
18e6b24e
ILT		 33192008-03-27 Ian Lance Taylor <iant@google.com>
3320
49bdd526
ILT		 3321 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3322 * testsuite/common_test_1.c: New file.
3323 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3324 (common_test_1_SOURCES): New variable.
3325 (common_test_1_DEPENDENCIES): New variable.
3326 (common_test_1_LDFLAGS): New variable.
3327
18e6b24e
ILT		 3328 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3329 and commons_ correctly when NAME/VERSION does not override
3330 NAME/NULL.
3331 * testsuite/ver_test_6.c: New file.
3332 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3333 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3334 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3335
04bf7072
ILT		 33362008-03-26 Ian Lance Taylor <iant@google.com>
3337
5871526f
ILT		 3338 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3339 of an undefined symbol from a version script.
3340 * testsuite/Makefile.am (ver_test_5.so): New target.
3341 (ver_test_5.o): New target.
3342 (check_SCRIPTS): Add ver_test_5.sh.
3343 (check_DATA): Add ver_test_5.syms.
3344 (ver_test_5.syms): New target.
3345 * testsuite/ver_test_5.cc: New file.
3346 * testsuite/ver_test_5.script: New file.
3347 * testsuite/ver_test_5.sh: New file.
3348 * Makefile.in, testsuite/Makefile.in: Rebuild.
3349
04bf7072
ILT		 3350 PR gold/5986
3351 Fix problems building gold with gcc 4.3.0.
3352 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3353 (gold_error_at_location, gold_warning_at_location): Use it.
3354 * configure.ac: Check whether we can compile and use a template
3355 function with a printf attribute.
3356 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3357 when jumping over bytes.
3358 * object.cc: Instantiate Object::read_section_data.
3359 * debug.h: Include <cstring>
3360 * dwarf_reader.cc: Include <algorithm>
3361 * main.cc: Include <cstring>.
3362 * options.cc: Include <cstring>.
3363 * output.cc: Include <cstring>.
3364 * script.cc: Include <cstring>.
3365 * script.h: Include <string>.
3366 * symtab.cc: Include <cstring> and <algorithm>.
3367 * target-select.cc: Include <cstring>.
3368 * version.cc: Include <string>.
3369 * testsuite/testmain.cc: Include <cstdlib>.
3370 * configure, config.in: Rebuild.
3371
874c5b28
ILT		 33722008-03-25 Ian Lance Taylor <iant@google.com>
3373
819d6c3a
ILT		 3374 * options.cc: Include "../bfd/bfdver.h".
3375 (options::help): Print bug reporting address.
3376
f4b2c6f5
ILT		 3377 * version.cc (print_version): Adjust output for current value of
3378 BFD_VERSION_STRING.
3379
3380 * NEWS: New file.
3381
e96caa79
ILT		 3382 * options.cc (options::help): Print list of supported targets.
3383 * target-select.h: Include <vector>.
3384 (class Target_selector): Make machine_, size_, and is_big_endian_
3385 fields const. Add bfd_name_ and instantiated_target_ fields.
3386 (Target_selector::Target_selector): Add bfd_name parameter.
3387 (Target_selector::recognize): Make non-virtual, call
3388 do_recognize.
3389 (Target_selector::recognize_by_name): Make non-virtual, call
3390 do_recognize_by_name.
3391 (Target_selector::supported_names): New function.
3392 (Target_selector::bfd_name): New function.
3393 (Target_selector::do_instantiate_target): New pure virtual
3394 function.
3395 (Target_selector::do_recognize): New virtual function.
3396 (Target_selector::do_recognize_by_name): New virtual function.
3397 (Target_selector::instantiate_target): New private function.
3398 (supported_target_names): Declare.
3399 * target-select.cc (Target_selector::Target_selector): Update for
3400 new parameter and fields.
3401 (select_target_by_name): Check that the name matches before
3402 calling recognize_by_name.
3403 (supported_target_names): New function.
3404 * i386.cc (class Target_selector_i386): Update Target_selector
3405 constructor call. Remove recognize and recognize_by_name. Add
3406 do_instantiate_target.
3407 * x86_64.cc (class Target_selector_x86_64): Likewise.
3408 * testsuite/testfile.cc (class Target_selector_test): Update for
3409 changes to Target_selector.
3410
874c5b28
ILT		 3411 * README: Rewrite, with some notes on unsupported features.
3412
0a65a3a7
CC		 34132008-03-24 Cary Coutant <ccoutant@google.com>
3414
3415 * i386.cc (Target_i386::Got_type): New enum declaration.
3416 (Target_i386::Scan::local): Updated callers of Output_data_got
3417 member functions.
3418 (Target_i386::Scan::global): Likewise.
3419 (Target_i386::Relocate::relocate): Likewise.
3420 (Target_i386::Relocate::relocate_tls): Likewise.
3421 * object.h (Got_offset_list): New class.
3422 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3423 (Sized_relobj::local_got_offset): Likewise.
3424 (Sized_relobj::set_local_got_offset): Likewise.
3425 (Sized_relobj::local_has_tls_got_offset): Removed.
3426 (Sized_relobj::local_tls_got_offset): Removed.
3427 (Sized_relobj::set_local_tls_got_offset): Removed.
3428 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3429 * output.cc (Output_data_got::add_global): Added got_type parameter.
3430 (Output_data_got::add_global_with_rel): Likewise.
3431 (Output_data_got::add_global_with_rela): Likewise.
3432 (Output_data_got::add_global_pair_with_rel): New function.
3433 (Output_data_got::add_global_pair_with_rela): New function.
3434 (Output_data_got::add_local): Added got_type parameter.
3435 (Output_data_got::add_local_with_rel): Likewise.
3436 (Output_data_got::add_local_with_rela): Likewise.
3437 (Output_data_got::add_local_pair_with_rel): New function.
3438 (Output_data_got::add_local_pair_with_rela): New function.
3439 (Output_data_got::add_global_tls): Removed.
3440 (Output_data_got::add_global_tls_with_rel): Removed.
3441 (Output_data_got::add_global_tls_with_rela): Removed.
3442 (Output_data_got::add_local_tls): Removed.
3443 (Output_data_got::add_local_tls_with_rel): Removed.
3444 (Output_data_got::add_local_tls_with_rela): Removed.
3445 * output.h (Output_data_got::add_global): Added got_type parameter.
3446 (Output_data_got::add_global_with_rel): Likewise.
3447 (Output_data_got::add_global_with_rela): Likewise.
3448 (Output_data_got::add_global_pair_with_rel): New function.
3449 (Output_data_got::add_global_pair_with_rela): New function.
3450 (Output_data_got::add_local): Added got_type parameter.
3451 (Output_data_got::add_local_with_rel): Likewise.
3452 (Output_data_got::add_local_with_rela): Likewise.
3453 (Output_data_got::add_local_pair_with_rel): New function.
3454 (Output_data_got::add_local_pair_with_rela): New function.
3455 (Output_data_got::add_global_tls): Removed.
3456 (Output_data_got::add_global_tls_with_rel): Removed.
3457 (Output_data_got::add_global_tls_with_rela): Removed.
3458 (Output_data_got::add_local_tls): Removed.
3459 (Output_data_got::add_local_tls_with_rel): Removed.
3460 (Output_data_got::add_local_tls_with_rela): Removed.
3461 * resolve.cc (Symbol::override_base_with_special): Removed
3462 reference to has_got_offset_ field.
3463 * symtab.cc (Symbol::init_fields): Replaced initialization
3464 of got_offset_ with got_offsets_. Removed initialization
3465 of has_got_offset_
53fcba31 3466 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3467 (Symbol::got_offset): Likewise.
3468 (Symbol::set_got_offset): Likewise.
3469 (Symbol::has_tls_got_offset): Removed.
3470 (Symbol::tls_got_offset): Removed.
3471 (Symbol::set_tls_got_offset): Removed.
3472 (Symbol::got_offset_): Removed.
3473 (Symbol::tls_mod_got_offset_): Removed.
3474 (Symbol::tls_pair_got_offset_): Removed.
3475 (Symbol::got_offsets_): New field.
3476 (Symbol::has_got_offset): Removed.
3477 (Symbol::has_tls_mod_got_offset): Removed.
3478 (Symbol::has_tls_pair_got_offset): Removed.
3479 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3480 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3481 member functions.
3482 (Target_x86_64::Scan::global): Likewise.
3483 (Target_x86_64::Relocate::relocate): Likewise.
3484 (Target_x86_64::Relocate::relocate_tls): Likewise.
3485
bd52eafb
BE		 34862008-03-25 Ben Elliston <bje@au.ibm.com>
3487
3488 * yyscript.y: Fix spelling error in comment.
3489
8b105e34
ILT		 34902008-03-24 Ian Lance Taylor <iant@google.com>
3491
8ed814a9
ILT		 3492 * options.h (class General_options): Define build_id option.
3493 * layout.h (class Layout): Declare write_build_id, create_note,
3494 create_build_id. Add build_id_note_ member.
3495 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3496 "libiberty.h", "md5.h", "sha1.h".
3497 (Layout::Layout): Initialize eh_frame_data_,
3498 eh_frame_hdr_section_, and build_id_note_.
3499 (Layout::finalize): Call create_build_id.
3500 (Layout::create_note): New function, broken out of
3501 Layout::create_gold_note.
3502 (Layout::create_gold_note): Call create_note.
3503 (Layout::create_build_id): New function.
3504 (Layout::write_build_id): New function.
3505 (Close_task_runner::run): Call write_build_id.
3506
8b105e34
ILT		 3507 * x86_64.cc: Correct license to GPLv3.
3508
086a1841
ILT		 35092008-03-23 Ian Lance Taylor <iant@google.com>
3510
3511 * options.cc: Include "demangle.h".
3512 (parse_optional_string): New function.
3513 (parse_long_option): Handle takes_optional_argument.
3514 (parse_short_option): Update dash_z initializer. Handle
3515 takes_optional_argument.
3516 (General_options::General_options): Initialize do_demangle_.
3517 (General_options::finalize): Set do_demangle_. Handle demangling
3518 style.
3519 * options.h (parse_optional_string): Declare.
3520 (struct One_option): Add optional_arg field. Update constructor.
3521 Update call constructor calls. Add takes_optional_argument
3522 function.
3523 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3524 (DEFINE_optional_string): Define.
3525 (General_options::demangle): Change from DEFINE_bool to
3526 DEFINE_optional_string.
3527 (General_options::no_demangle): New function.
3528 (General_options::do_demangle): New function.
3529 (General_options::set_do_demangle): New function.
3530 (General_options::execstack_status_): Move definition to end of
3531 class definition.
3532 (General_options::static_): Likewise.
3533 (General_options::do_demangle_): New field.
3534 * object.cc (big_endian>::get_symbol_location_info): Call
3535 Options::do_demangle, not Options::demangle.
3536 * symtab.cc (demangle): Likewise.
3537
cbb93e63
ILT		 35382008-03-22 Ian Lance Taylor <iant@google.com>
3539
3540 * gold.h: Include <cstddef> and <sys/types.h>
3541 * options.h: Include <cstring>.
3542
ec531623
ILT		 35432008-03-21 Ian Lance Taylor <iant@google.com>
3544
3545 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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