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* script-sections.cc (Output_section_definition::
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
55458500
ILT		 12009-06-24 Ian Lance Taylor <iant@google.com>
2
3 * script-sections.cc (Output_section_definition::
4 set_section_addresses): Rename shadowing local load_address to
5 laddr.
6
1307d6cd
ILT		 72009-06-24 Ian Lance Taylor <iant@google.com>
8
9 PR 10244
10 * reloc.cc (relocate_sections): Skip empty relocation sections.
11
ec3f783e
ILT		 122009-06-23 Ian Lance Taylor <iant@google.com>
13
14 PR 10156
15 * layout.cc (Layout::create_note): Use choose_output_section
16 rather than make_output_section.
17
459c9f1c
ILT		 182009-06-23 Ian Lance Taylor <iant@google.com>
19
20 PR 10237
21 * options.cc (General_options::parse_V): Set printed_version_.
22 (General_options::General_options): Initialize printed_version_.
23 * options.h (class General_options): Add printed_version_ field.
24 * gold.cc (queue_initial_tasks): If there are no input files,
25 don't give a fatal error if we printed the version information.
26 (queue_middle_tasks): If using -r with a shared object, give a
27 fatal error rather than an ordinary error.
28
1518dc8f
ILT		 292009-06-23 Ian Lance Taylor <iant@google.com>
30
31 PR 10219
32 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
33 (Layout::make_output_section): Set have_stabstr_section_ if we see
34 a .stab*str section.
35 (Layout::finalize): Call link_stabs_sections.
36 (Layout::link_stabs_sections): New file.
37 * layout.h (class Layout): Add have_stabstr_section_ field.
38 Declare link_stabs_sections.
39
3d857b98
DK		 402009-06-23 Doug Kwan <dougkwan@google.com>
41
42 * Makefile.am (libgold_a_LIBADD): New.
43 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
44 * Makefile.in: Regenerate.
45 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
46 * configure: Regenerate.
47 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
48 * fileread.cc: Include sys/state.h
49 * gold.h: Declare memmem and strndup if found missing.
50 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
51
0639a6f6
ILT		 522009-06-23 Ian Lance Taylor <iant@google.com>
53
54 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
55 * configure: Rebuild.
56
8d63875c
ILT		 572009-06-23 Ian Lance Taylor <iant@google.com>
58
59 PR 10147
60 * object.cc (Object::section_contents): Don't try to get a view if
61 the section has length zero.
62 (Object::handle_gnu_warning_section): If the section is empty, use
63 the name of the section as the warning.
64
f7c8a183
ILT		 652009-06-23 Ian Lance Taylor <iant@google.com>
66
67 PR 10133
68 * stringpool.h (class Stringpool_template): Add optimize_ field.
69 (Stringpool_template::set_optimize): New function.
70 * stringpool.cc (Stringpool_template::Stringpool_template):
71 Initialize optimize_ field.
72 (Stringpool_template::set_string_offsets): Test local optimize
73 fild rather than parameter.
74 * layout.cc (Layout::Layout): Call set_optimize on the section
75 name stringpool.
76
e6a307ba
ILT		 772009-06-22 Ian Lance Taylor <iant@google.com>
78
79 PR 10030
80 * yyscript.y: Parse TARGET.
81 * script.cc (script_set_target): New function.
82 * script-c.h (script_set_target): Declare.
83 * options.cc (General_options::string_to_object_format): Rename
84 from string_to_object_format in anonymous namespace. Change
85 callers.
86 * options.h (class General_options): Declare
87 string_to_object_format.
88
3ee173de
ILT		 892009-06-22 Ian Lance Taylor <iant@google.com>
90
91 * script-sections.cc (Script_sections::create_segments): Don't put
92 program headers in a PT_LOAD segment if -n or -N.
93
942009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 95
96 PR 10141
97 * options.h (class General_options): Add -z lazy and -z now. Sort
98 -z options into alphabetical order.
99 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
100
cd6739a1 1012009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 102
103 * layout.cc (Layout::make_output_section): Call
104 Target::new_output_section.
105 (Layout::attach_allocated_section_to_segment): Put large section
106 sections in a separate load segment with the large segment flag
107 set.
108 (Layout::segment_precedes): Sort large data segments after other
109 load segments.
110 (align_file_offset): New static function.
111 (Layout::set_segment_offsets): Use align_file_offset.
112 * output.h (class Output_section): Add is_small_section_ and
113 is_large_section_ fields.
114 (Output_section::is_small_section): New function.
115 (Output_section::set_is_small_section): New function.
116 (Output_section::is_large_section): New function.
117 (Output_section::set_is_large_section): New function.
118 (Output_section::is_large_data_section): New function.
119 (class Output_segment): Add is_large_data_segment_ field.
120 (Output_segment::is_large_data_segment): New function.
121 (Output_segment::set_is_large_data_segment): New function.
122 * output.cc (Output_section::Output_section): Initialize new
123 fields.
124 (Output_segment::Output_segment): Likewise.
125 (Output_segment::add_output_section): Add assertion that large
126 data sections always go in large data segments. Force small data
127 sections to the end of the list of data sections. Force small BSS
128 sections to the start of the list of BSS sections. For large BSS
129 sections to the end of the list of BSS sections.
130 * symtab.h (class Symbol): Declare is_common_shndx.
131 (Symbol::is_defined): Check Symbol::is_common_shndx.
132 (Symbol::is_common): Likewise.
133 (class Symbol_table): Define enum Commons_section_type. Update
134 declarations. Add small_commons_ and large_commons_ fields.
135 * symtab.cc (Symbol::is_common_shndx): New function.
136 (Symbol_table::Symbol_table): Initialize new fields.
137 (Symbol_table::add_from_object): Put small and large common
138 symbols in the right list.
139 (Symbol_table::sized_finalized_symbol): Check
140 Symbol::is_common_shndx.
141 (Symbol_table::sized_write_globals): Likewise.
142 * common.cc (Symbol_table::do_allocate_commons): Allocate new
143 common symbol lists. Don't call do_allocate_commons_list if the
144 list is empty.
145 (Symbol_table::do_allocate_commons_list): Remove is_tls
146 parameter. Add comons_section_type parameter. Change all
147 callers. Handle small and large common symbols.
148 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
149 Symbol::is_common_shndx.
150 * resolve.cc (symbol_to_bits): Likewise.
151 * target.h (Target::small_common_shndx): New function.
152 (Target::small_common_section_flags): New function.
153 (Target::large_common_shndx): New function.
154 (Target::large_common_section_flags): New function.
155 (Target::new_output_section): New function.
156 (Target::Target_info): Add small_common_shndx, large_common_shndx,
157 small_common_section_flags, and large_common_section_flags
158 fields.
159 (Target::do_new_output_section): New virtual function.
160 * arm.cc (Target_arm::arm_info): Initialize new fields.
161 * i386.cc (Target_i386::i386_info): Likewise.
162 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
163 Likewise.
164 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
165 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
166 (Target_x86_64::do_new_output_section): New function.
167 * configure.ac: Define conditional MCMODEL_MEDIUM.
168 * testsuite/Makefile.am (check_PROGRAMS): Add large.
169 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
170 (large_LDFLAGS): Define.
171 * testsuite/large.c: New file.
172 * testsuite/testfile.cc (Target_test::test_target_info):
173 Initialize new fields.
174 * configure, testsuite/Makefile.in: Rebuild.
175
bb04269c
DK		 1762009-06-05 Doug Kwan <dougkwan@google.com>
177
178 * Makefile.am (CCFILES): Add target.cc.
179 * Makefile.in: Regenerate.
180 * i386.cc (class Target_i386): Define new virtual method to
181 override do_is_local_label_name in parent.
182 * object.cc (Sized_relobj::do_count_local_symbols): Discard
183 local symbols if --discard-locals or -X is given.
184 * options.h (class General_options): Declare new options
185 '--discard-locals' and '-X' for discarding locals.
186 * target.h (class Target): Define new methods is_local_label_name.
187 Declare new virtual method do_is_local_label_name.
188 * target.cc: New file.
189 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
190 (check_SCRIPTS): Add discard_locals_test.sh.
191 (check_DATA): Add discard_local_tests.syms.
192 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
193 (discard_local_tests.syms, discard_locals_test.o): New make rules.
194 * testsuite/Makefile.in: Regenerate.
195 * testsuite/discard_locals_test.c: New file.
196 * testsuite/discard_locals_test.sh: Same.
197
805bb01c
DK		 1982009-06-05 Doug Kwan <dougkwan@google.com>
199
200 * object.cc (Sized_relobj::Sized_relobj): Initialize
201 discarded_eh_frame_shndx_ to -1U.
202 (Sized_relobj::do_layout): Record index of a discard .eh_frame
203 section.
204 (Sized_relobj::do_count_local_symbols): Skip local symbols in
205 a discarded .eh_frame section.
206 (Sized_relobj::do_finalize_local_symbols): Ditto.
207 * object.h (class Sized_relobj): Declare new member
208 discarded_eh_frame_shndx_.
209 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
210 (local_labels_test.o, local_labels_test): New rules.
211 * testsuite/Makefile.in: Regenerate.
212
1dcd334d
DK		 2132009-06-04 Doug Kwan <dougkwan@google.com>
214
215 * layout.cc (Layout::section_name_mapping): Add mapping for
216 special ARM sections.
217
96d49306
DK		 2182009-06-03 Doug Kwan <dougkwan@google.com>
219
220 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
221 (utils::has_overflow): Same.
222
dff16297
ILT		 2232009-06-03 Ian Lance Taylor <iant@google.com>
224
225 * layout.cc (Layout::section_name_mapping): New array, replacing
226 Layout::linkonce_mapping.
227 (Layout::section_name_mapping_count): New variable, replacing
228 Layout::linkonce_mapping_count.
229 (Layout::linkonce_output_name): Remove.
230 (Layout::output_section_name): Rewrite.
231 * layout.h (class Layout): Rename Linkonce_mapping to
232 Section_name_mapping, linkonce_mapping to section_name_mapping,
233 linkonce_mapping_count to section_name_mapping_count. Don't
234 declare linkonce_output_name.
235
c121c671
DK		 2362009-06-03 Doug Kwan <dougkwan@google.com>
237
238 * gold/arm.cc (namespace utils): New.
239 (Target_arm::reloc_is_non_pic): Define new method.
240 (class Arm_relocate_functions): New.
241 (Target_arm::Relocate::relocate): Handle relocation types used by
242 Android.
243
07800fab
ILT		 2442009-06-03 Ian Lance Taylor <iant@google.com>
245
246 * arm.cc (Target_arm::scan::global): Use || instead of |.
247
c121c671
DK		 2482009-06-02 Doug Kwan <dougkwan@google.com>
249
250 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
251 issued_non_pic_error_.
252 (class Target_arm::Scan): Declare new method check_non_pic.
253 Define new method symbol_needs_plt_entry.
254 Declare new data member issued_non_pic_error_.
255 (class Target_arm::Relocate): Declare new method
256 should_apply_static_reloc.
257 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
258 (Target_arm::Scan::check_non_pic): Define new method.
259 (Target_arm::Scan::local): Handle a small subset of reloc types used
260 by Android.
261 (Target_arm::Scan::local): Same.
262 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
263
b19b0c6d
ILT		 2642009-05-31 Mikolaj Zalewski <mikolajz@google.com>
265
266 * incremental.cc (Incremental_inputs::report_command_line): Filter
267 out --incremental-* options.
268
94cdfcff
DK		 2692009-05-29 Doug Kwan <dougkwan@google.com>
270
271 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
272 template class.
273 (class Target_arm): Update comment.
274 (Target_arm::Target_arm): Initialize new data members GOT_,
275 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
276 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
277 and Target_arm::rel_dyn_section.
278 Declare new_enum Target_arm::Got_type.
279 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
280 and DYNBSS_.
281 Update commments for member do_dynsym_value.
282 (Target_arm::got_size, Target_arm::plt_section,
283 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
284 new methods inside class defintion.
285 (Target_arm::got_section): Define new method.
286 (Target_arm::rel_dyn_section): Same.
287 (Output_data_plt_arm): New template class.
288 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
289 (Output_data_plt_arm:do_adjust_output_section): Define new method.
290 (Output_data_plt_arm::add_entry): Same.
291 (Output_data_plt_arm::first_plt_entry): Define new
292 static data member for PLT instruction template.
293 (Output_data_plt_arm::plt_entry): Same.
294 (Output_data_plt_arm::do_write): Define new method.
295 (Target_arm::make_plt_entry): Same.
296 (Target_arm::do_finalize_sections): Same.
297 (Target_arm::do_dynsym_value): Same.
298
4a657b0d
DK		 2992009-05-28 Doug Kwan <dougkwan@google.com>
300
301 * Makefile.am (TARGETSOURCES): Add arm.cc.
302 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
303 * Makefile.in: Regenerate.
304 * arm.cc: New file.
305 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
306
e7ae8c36
DK		 3072009-05-26 Doug Kwan <dougkwan@google.com>
308
309 * options.cc (General_options::parse_exclude_libs). Fix a comment.
310 (General_options::check_excluded_libs): Strip off directories in
311 archive name before matching like GNU ld does.
312 * testsuite/Makefile.am (MOSTLYCLEANFILES,
313 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
314 (exclude_libs_test_LDFLAGS): Add linker option
315 -Wl,--exclude-libs,libexclude_libs_test_3
316 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
317 an explicit archive without using -l.
318 (alt/libexclude_libs_test_3.a): New make rule.
319 * testsuite/Makefile.in: Regenerate.
320 * testsuite/exclude_libs_test.c : Declare lib3_default().
321 (main): Call it.
322 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
323 * exclude_libs_test_3.c: New file.
324
f12e7348
NC		 3252009-05-26 Nick Clifton <nickc@redhat.com>
326
327 * po/id.po: New Indonesian translation.
328 * po/gold.pot: Updated template file.
329
4daadc0d
ST		 3302009-05-22 Sriraman Tallam <tmsriram@google.com>
331
332 * testsuite/Makefile.am: Add -ffunction-sections to compile
333 gc_comdat_test files. Add -Wl,--gc-sections to build
334 gc_comdat_test.
335 * testsuite/Makefile.in: Regenerate.
336 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
337
531813ad
ST		 3382009-05-21 Sriraman Tallam <tmsriram@google.com>
339
340 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
341 kept comdat section was garbage collected.
342 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
343 * testsuite/Makefile.in: Regenerate.
344 * testsuite/gc_comdat_test.sh: New file.
345 * testsuite/gc_comdat_test_1.cc: New file.
346 * testsuite/gc_comdat_test_2.cc: New file.
347
65514900
CC		 3482009-05-19 Doug Kwan <dougkwan@google.com>
349
350 * archive.cc (Archive::Archive): Move constructor from archive.h
351 to here. Initialize no_export_.
352 (Archive::get_elf_object_for_member): Set no_export flag of object.
353 * archive.h (Archive::Archive): Move constructor body to
354 archive.cc.
355 (Archive::no_export): New method.
356 (Archive::no_export_): New field.
357 * object.h (Object::Object): Initialize no_export_ to false.
358 (Object::no_export, Object::set_no_export): New methods.
359 (Object::no_export_): New field.
360 * options.cc (General_options::parse_exclude_libs): New method.
361 (General_options::check_excluded_libs) Same.
362 * options.h (exclude_libs): New option.
363 (General_options::check_excluded_libs): New method declaration.
364 (General_options::excluded_libs_): New field.
365 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
366 default or protected visibility if an object has no-export flag set.
367 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
368 (check_SCRIPTS): Add exclude_libs_test.sh.
369 (check_DATA): Add exclude_libs_test.syms.
370 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
371 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
372 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
373 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
374 (exclude_libs_test.syms, libexclude_libs_test_1.a,
375 libexclude_libs_test_2.a): New rules.
376 * testsuite/Makefile.in: Regenerate.
377 * testsuite/exclude_libs_test.c: New file.
378 * testsuite/exclude_libs_test.sh: Ditto.
379 * testsuite/exclude_libs_test_1.c: Ditto.
380 * testsuite/exclude_libs_test_2.c: Ditto.
381
1b77ea50
ILT		 3822009-05-15 Ian Lance Taylor <iant@google.com>
383
384 * configure.ac: Check for declarations for cases where libiberty.h
385 checks HAVE_DECL_xxx.
386 * configure, config.in: Rebuild.
387
072fe7ce
ILT		 3882009-05-15 Mikolaj Zalewski <mikolajz@google.com>
389
390 * gold.h (Incremental_argument_list): Remove (invalid) forward
391 declaration.
392 * incremental.cc (Incremental_inputs::report_achive): New method.
393 (Incremental_inputs::report_object): New method.
394 (Incremental_inputs::report_script): New method.
395 (Incremental_inputs::finalize_inputs): New method.
396 (Incremental_inputs::finalize): Call finalize_inputs().
397 (Incremental_inputs::sized_create_incremental_inputs_section_data):
398 Create inputs entries.
399 * incremental.h (Incremental_input_type): New enum.
400 (Incremental_inputs::Incremental_input): Initialize new fields.
401 (Incremental_inputs::report_inputs): New method.
402 (Incremental_inputs::report_achive): New method.
403 (Incremental_inputs::report_object): New method.
404 (Incremental_inputs::report_script): New method.
405 (Incremental_inputs::finalize_inputs): New method.
406 (Incremental_inputs::Input_info): New struct.
407 (Incremental_inputs::Input_info_map): New typedef.
408 (Incremental_inputs::lock_): New field.
409 (Incremental_inputs::Inputs_): New field.
410 (Incremental_inputs::Inputs_map): New field.
411 * main.cc (main): Call Incremental_input::report_inputs.
412 * options.h (Input_argument_list): Typedef moved from
413 Input_arguments.
414 (Input_file_group::Files): Remove, use ::Input_argument_list.
415 (Input_file_group::Input_argument_list): Remove, use
416 ::Input_argument_list.
417 * plugin.cc (Plugin_manager::add_input_file): Add error in
418 incremental build.
419 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
420 functions.
421 * script.cc (read_input_script): Call
422 Incremental_input::report_script.
423 * script.h (Script_info): New class.
424
b0481b0b
ILT		 4252009-04-27 Ian Lance Taylor <iant@google.com>
426
427 * x86_64.cc (do_adjust_output_section): Set entsize to
428 plt_entry_size.
429
b22a5a41 4302009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 431
432 * output.cc (Output_file::close): After short writes, continue
433 writing from the correct offset in the buffer being written.
434
40fde488
CD		 4352009-04-23 Chris Demetriou <cgd@google.com>
436
437 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
438 * configure: Regenerate.
439 * config.in: Regenerate.
440 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
441 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
442
3ce2c28e
ILT		 4432009-04-21 Mikolaj Zalewski <mikolajz@google.com>
444
445 * incremental.cc (Incremental_inputs_header_data): Renamed from
446 Incremental_input_header_data.
447 (Incremental_inputs_header_data::data_size): New field.
448 (Incremental_inputs_header_data::put_input_file_count): Renamed
449 from input_file_count.
450 (Incremental_inputs_header_data::put_command_line_offset): Renamed
451 from command_line_offset.
452 (Incremental_inputs_header_data::put_reserved): Renamed from
453 put_reserved.
454 (Incremental_inputs_entry_data): Renamed from
455 Incremental_input_entry_data.
456 (Incremental_inputs_entry_data::data_size): New field.
457 (Incremental_inputs::report_command_line): New method.
458 (Incremental_inputs::finalize): New method.
459 (Incremental_inputs::create_incremental_inputs_data): New method.
460 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
461 * incremental.h: New file.
462 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
463 (Layout::finalize): Create incremental inputs section in
464 incremental builds.
465 (Layout::create_incremental_info_sections): New method.
466 * layout.h (Layout::incremental_inputs): New method.
467 (Layout::create_incremental_info_sections): New method.
468 (Layout::incremental_inputs_): New field.
469 * main.cc (main): Notify Incremental_input of the command line.
470
e55bde5e
ILT		 4712009-04-01 Ian Lance Taylor <iant@google.com>
472 Mikolaj Zalewski <mikolajz@google.com>
473
474 * gold.h (reserve_unordered_map): Define, three versions, one for
475 each version of Unordered_map.
476 * layout.cc (Layout::Layout): Remove options parameter. Add
477 number_of_input_files parameter. Don't initialize options_.
478 Initialize number_of_input_files_ and resized_signatures_. Move
479 sections_are_attached_.
480 (Layout::layout_group): Reserve space for group_signatures_.
481 (Layout::find_or_add_kept_section): Change name parameter to be a
482 reference. Resize signatures_ map when it gets large enough.
483 (Layout::layout_eh_frame): Use parameters->options() instead of
484 this->options_.
485 (Layout::make_output_section): Likewise.
486 (Layout::attach_allocated_section_to_segment): Likewise.
487 (Layout::finalize, Layout::create_executable_stack): Likewise.
488 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
489 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
490 * layout.h (class Layout): Update declarations. Remove options_
491 field. Add number_of_input_files_ and resized_signatures_
492 fields. Move sections_are_attached_ field.
493 * main.cc (main): Pass number of input files to Layout
494 constructor. Don't pass options.
495
154b857c
ILT		 4962009-03-30 Ian Lance Taylor <iant@google.com>
497
498 * ffsll.c (ffsll): Correct implementation.
499
2f35ab9b
ILT		 5002009-03-27 Ian Lance Taylor <iant@google.com>
501
fd03461a
ILT		 502 * ffsll.c: New file.
503 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
504 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
505 * ftruncate.c (ftruncate): Declare before definition.
506 * mremap.c (mremap): Likewise.
507 * pread.c (pread): Likewise.
508 * configure, Makefile.in, config.in: Rebuild.
509
2f35ab9b
ILT		 510 * mremap.c: New file.
511 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
512 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
513 (mremap): Declare if HAVE_MREMAP is not defined.
514 * configure, Makefile.in, config.in: Rebuild.
515
33aea2fd
CC		 5162009-03-27 Cary Coutant <ccoutant@google.com>
517
518 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
519 position independent.
520 * sparc.cc (Target_sparc::check_non_pic): Likewise.
521 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
522
6d479619
CC		 5232009-03-24 Cary Coutant <ccoutant@google.com>
524
525 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
526 an executable.
527 (needs_dynamic_reloc): Likewise.
528
afc06bb8
ILT		 5292009-03-24 Ian Lance Taylor <iant@google.com>
530
531 * yyscript.y (file_cmd): Recognize EXTERN.
532 (extern_name_list, extern_name_list_body): New nonterminals.
533 * script.cc (script_add_extern): Define.
534 * script-c.h (script_add_extern): Declare.
535
f6060a4d
ILT		 5362009-03-24 Rafael Avila de Espindola <espindola@google.com>
537
538 * object.cc (is_elf_object): Define.
539 * object.h (is_elf_object): Declare.
540 * archive.cc (Archive::get_elf_object_for_member): Call
541 is_elf_object.
33aea2fd 542 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 543
26736d8e
ILT		 5442009-03-24 Elliott Hughes <enh@google.com>
545
546 * output.cc (Output_file::map_anonymous): Define.
547 (Output_file::map): Use map_anonymous. If the regular mmap fails,
548 try an anonymous one. Report the size if the mmap fails.
549 * output.h (class Output_file): Declare map_anonymous.
550
22fd9730
ILT		 5512009-03-24 Ian Lance Taylor <iant@google.com>
552
553 * target-select.cc (instantiate_target): Don't acquire the lock if
554 the instantiated_target_ field has already been set.
555
cb010894
ILT		 5562009-03-23 Ian Lance Taylor <iant@google.com>
557
7f055c20
ILT		 558 * gold-threads.h (class Initialize_lock): Define.
559 * gold-threads.cc (class Initialize_lock_once): Define.
560 (initialize_lock_control): New static variable.
561 (initialize_lock_pointer): New static variable.
562 (initialize_lock_once): New static function.
563 (Initialize_lock::Initialize_lock): Define.
564 (Initialize_lock::initialize): Define.
565 * target-select.h: Include "gold-threads.h".
566 (class Target_selector): Add lock_ and initialize_lock_ fields.
567 Don't define instantiate_target, just declare it.
568 * target-select.cc (Target_selector::Target_selector): Initialize
569 new fields.
570 (Target_selector::instantiate_target): Define.
571 * descriptors.h: Include "gold-threads.h".
572 (class Descriptors): Add initialize_lock_ field.
573 * descriptors.cc (Descriptors::Descriptors): Initialize new
574 field.
575 (Descriptors::open): Use initialize_lock_ field
576 * errors.h (class Errors): Add initialize_lock_ field.
577 * errors.cc (Errors::Errors): Initialize new field.
578 (Errors::initialize_lock): Use initialize_lock_ field.
579 * powerpc.cc (class Target_selector_powerpc): Remove
580 instantiated_target_ field. In do_recognize call
581 instantiate_target rather than do_instantiate_target. In
582 do_instantiate_target just allocate a new target.
583 * sparc.cc (class Target_selector_sparc): Likewise.
584
36959681
ILT		 585 * freebsd.h: New file.
586 * i386.cc: Include "freebsd.h".
587 (Target_i386): Derive from Target_freebsd rather than
588 Sized_target.
589 (Target_selector_i386): Derive from Target_selector_freebsd rather
590 than Target_selector.
591 * x86_64.cc: Include "freebsd.h".
592 (Target_x86_64): Derive from Target_freebsd rather than
593 Sized_target.
594 (Target_selector_x86_64): Derive from Target_selector_freebsd
595 rather than Target_selector.
596 * target.h (class Target): Add adjust_elf_header and
597 do_adjust_elf_header.
598 * output.cc (Output_file_header:: do_sized_write): Call target
599 adjust_elf_header routine.
600 * configure.tgt: Set targ_osabi.
601 * configure.ac: Define GOLD_DEFAULT_OSABI.
602 * parameters.cc (Parameters::default_target): Pass
603 GOLD_DEFAULT_OSABI to select_target.
604 * target-select.h (class Target_selector): Make instantiate_target
605 protected rather than private.
606 * Makefile.am (HFILES): Add freebsd.h.
607 * configure, Makefile.in, config.in: Rebuild.
608
cb010894
ILT		 609 * merge.cc (do_add_input_section): Correct pend value. Change
610 message about last entry not being null terminated from error to
611 warning.
612
0e879927
ILT		 6132009-03-20 Mikolaj Zalewski <mikolajz@google.com>
614
615 * incremental.cc: New file.
616 * Makefile.am (CCFILES): Add incremental.cc.
617 * Makefile.in: Rebuild.
618
41105937
PP		 6192009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
620
621 * layout.cc (Layout::output_section_name): Preserve names
622 of '.note.' sections.
623
60439920
ILT		 6242009-03-19 Ian Lance Taylor <iant@google.com>
625
626 * descriptors.cc (Descriptors::open): Check that the options are
627 valid before using them.
628
0d371ad3
ILT		 6292009-03-18 Ian Lance Taylor <iant@google.com>
630
631 * script-sections.h: Include <list>.
632 (class Script_sections): Change Sections_elements from std::vector
633 to std::list. Typedef public Elements_iterator. Add
634 orphan_section_placement_, data_segment_align_start_, and
635 saw_data_segment_align_ fields. Remove data_segment_align_index_
636 field.
637 * script-sections.cc (class Orphan_section_placement): New class.
638 (class Sections_element): Add virtual functions is_relro and
639 orphan_section_init. Remove virtual function place_orphan_here.
640 (class Output_section_definition): Add is_relro and
641 orphan_section_init. Remove place_orphan_here.
642 (class Orphan_output_section): Likewise.
643 (Script_sections::Script_sections): Update for field changes.
644 (Script_sections::data_segment_align): Set saw_data_segment_align_
645 and data_segment_align_start_, not data_segment_align_index.
646 (Script_sections::data_segment_relro_end): Check
647 saw_data_segment_align_. Use data_segment_align_start_ rather
648 than data_segment_align_index_.
649 (Script_sections::place_orphan): Rewrite to use
650 Orphan_section_placement.
651
9201d894
ILT		 6522009-03-17 Ian Lance Taylor <iant@google.com>
653
9c5b8369
ILT		 654 * archive.cc (Archive::add_symbols): Check for a version attached
655 to the symbol name in the archive map.
656 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
657 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
658 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
659 (ver_test_11.a): New target.
660 * testsuite/Makefile.in: Rebuild.
661
9201d894
ILT		 662 * configure.ac: Check for chsize and posix_fallocate. Replace
663 ftruncate.
664 * ftruncate.c: New file, from gnulib.
665 * output.cc (posix_fallocate): Define dummy version if not
666 HAVE_POSIX_FALLOCATE.
667 (Output_file::map): Call posix_fallocate rather than lseek and
668 write.
669 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
670 * configure, Makefile.in, config.in: Rebuild.
671
ef4ab7a8
PP		 6722009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
673
674 * layout.h (Layout::create_note): Add section_name parameter.
675 * layout.cc (Layout::create_note): Likewise.
676 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
677
8c500701
ILT		 6782009-03-17 Ian Lance Taylor <iant@google.com>
679
e85b18e1
ILT		 680 * descriptors.cc: Include "options.h".
681 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
682 (Descriptors::open): Always use O_CLOEXEC when opening a new
683 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
684 then set FD_CLOEXEC.
685
9efe6174
ILT		 686 * sparc.cc (class Target_sparc): Add has_got_section.
687 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
688 make sure we have a GOT section.
689
690 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
691 (Target_sparc::Scan::local): Likewise.
692 (Target_sparc::Scan::global): Likewise.
693 (Target_sparc::Relocate::relocate): Likewise.
694 (Target_sparc::Relocate::relocate_tls): Likewise.
695
8c500701
ILT		 696 * symtab.cc (Symbol_table::define_default_version): New function,
697 broken out of add_from_object.
698 (Symbol_table::add_from_object): Call define_default_version.
699 (Symbol_table::define_special_symbol): Add resolve_oldsym
700 parameter. Change all callers. If the version for a symbol comes
701 from a version script, resolve it with the symbol with the same
702 name with no version. Also add the symbol without a version if
703 appropriate.
704 (do_define_in_output_data): If resolving with oldsym, don't delete
705 sym.
706 (do_define_in_output_segment): Likewise.
707 (do_define_as_constant): Likewise.
708 * symtab.h (class Symbol_table): Update declarations.
709
f1ed28fb
ILT		 7102009-03-13 Ian Lance Taylor <iant@google.com>
711
15f8229b
ILT		 712 * readsyms.cc (Read_symbols::incompatible_warning): New function.
713 (Read_symbols::requeue): New function.
714 (Read_symbols::do_read_symbols): If make_elf_object fails because
715 the target type is not configured, and the file was searched for,
716 issue a warning and retry with the next directory.
717 (Add_symbols::run): If the file has an incompatible format, and
718 it was searched for, requeue the Read_symbols task. On error,
719 release the object.
720 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
721 dirindex parameter to constructor. Change all callers. Declare
722 incompatible_warning and requeue.
723 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
724 input_argument_ and input_group_ fields. Add them to
725 constructor. Change all callers.
726 (class Read_script): Add dirindex_ field. Add it to constructor.
727 Change all callers.
728 * archive.cc (Archive::setup): Remove input_objects parameter.
729 Change all callers.
730 (Archive::get_file_and_offset): Likewise.
731 (Archive::read_all_symbols): Likewise.
732 (Archive::read_symbols): Likewise.
733 (Archive::get_elf_object_for_member): Remove input_objects
734 parameter. Add punconfigured parameter. Change all callers.
735 (Archive::add_symbols): Change return type to bool. Check return
736 value of include_member.
737 (Archive::include_all_members): Likewise.
738 (Archive::include_member): Change return type to bool. Return
739 false if first included object has incompatible target. Set
740 included_member_ field.
741 (Add_archive_symbols::run): If add_symbols returns false, requeue
742 Read_symbols task.
743 * archive.h (class Archive): Add included_member_ field.
744 Initialize it in constructor. Add input_file and searched_for
745 methods. Update declarations.
746 (class Add_archive_symbols): Add dirpath_, dirindex_, and
747 input_argument_ fields. Add them to constructor. Change all
748 callers.
749 * script.cc: Include "target-select.h".
750 (class Parser_closure): Add skip_on_incompatible_target_ and
751 found_incompatible_target_ fields. Add
752 skip_on_incompatible_target parameter to constructor. Change all
753 callers. Add methods skip_on_incompatible_target,
754 clear_skip_on_incompatible_target, found_incompatible_target, and
755 set_found_incompatible_target.
756 (read_input_script): Add dirindex parameter. Change all callers.
757 If parser finds an incompatible target, requeue Read_symbols
758 task.
759 (script_set_symbol): Clear skip_on_incompatible_target in
760 closure.
761 (script_add_assertion, script_parse_option): Likewise.
762 (script_start_sections, script_add_phdr): Likewise.
763 (script_check_output_format): New function.
764 * script.h (read_input_script): Update declaration.
765 * script-c.h (script_check_output_format): Declare.
766 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
767 (ignore_cmd): Remove OUTPUT_FORMAT.
768 * fileread.cc (Input_file::Input_file): Add explicit this.
769 (Input_file::will_search_for): New function.
770 (Input_file::open): Add pindex parameter. Change all callers.
771 * fileread.h (class Input_file): Add input_file_argument method.
772 Declare will_search_for. Update declarations.
773 * object.cc (make_elf_object): Add punconfigured parameter.
774 Change all callers.
775 * object.h (class Object): Make input_file public. Add
776 searched_for method.
777 (make_elf_object): Update declaration.
778 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
779 restart search.
780 * dirsearch.h (class Dirsearch): Update declaration.
781 * options.h (class General_options): Add --warn-search-mismatch.
782 * parameters.cc (Parameters::is_compatible_target): New function.
783 * parameters.h (class Parameters): Declare is_compatible_target.
784 * workqueue.cc (Workqueue::add_blocker): New function.
785 * workqueue.h (class Workqueue): Declare add_blocker.
786
f1ed28fb
ILT		 787 * fileread.cc (Input_file::open): Remove options parameter.
788 Change all callers.
789 (Input_file::open_binary): Likewise.
790 * script.cc (read_input_script): Likewise.
791 * readsyms.h (class Read_symbols): Remove options_ field. Remove
792 options parameter from constructor. Change all callers.
793 (class Read_script): Likewise.
794 * fileread.h (class Input_file): Update declarations.
795 * script.h (read_input_script): Update declaration.
796
34dd024a
NC		 7972009-03-10 Nick Clifton <nickc@redhat.com>
798
799 * po/es.po: New Spanish translation.
800
6d71b17c
CC		 8012009-03-06 Cary Coutant <ccoutant@google.com>
802
803 * options.cc (parse_short_option): Keep dash_z from registering itself.
804
031cdbed
ILT		 8052009-03-03 Ian Lance Taylor <iant@google.com>
806
807 PR 9918
808 * target-reloc.h (relocate_section): Pass output_section to
809 relocate.
810 * i386.cc (Target_i386::should_apply_static_reloc): Add
811 output_section parameter. Change all callers.
812 (Target_i386::Relocate::relocate): Add output_section parameter.
813 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
814 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
815 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
816 * testsuite/two_file_shared.sh: New script.
817 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
818 (check_DATA): Add two_file_shared.dbg.
819 (two_file_shared.dbg): New target.
820 * testsuite/Makefile.in: Rebuild.
821
15d5fa16
ILT		 8222009-03-01 Ian Lance Taylor <iant@google.com>
823
824 * configure.ac: Check for byteswap.h.
825 * configure: Rebuild.
826 * config.in: Rebuild.
827
8a4c0b0d
ILT		 8282009-03-01 Mikolaj Zalewski <mikolajz@google.com>
829
830 * layout.cc (Layout::find_or_add_kept_section): New function.
831 (Layout::add_comdat): Removed.
832 * layout.h (struct Kept_section): Move out of class Layout.
833 Remove trailing underscores from field names. Add group_sections
834 field. Rename group_ field to is_group. Change all uses.
835 (class Layout): Declare find_or_add_kept_section, not add_comdat.
836 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
837 comdat_groups_ field.
838 (Sized_relobj::include_section_group): Use
839 find_or_add_kept_section and Kept_section::group_sections.
840 (Sized_relobj::include_linkonce_section): Likewise.
841 * object.cc (class Sized_relobj): Don't define Comdat_group or
842 Comdat_group_table. Remove find_comdat_group and
843 add_comdat_group. Remove comdat_groups_ field.
844 * plugin.cc (include_comdat_group): Use
845 Layout::find_or_add_kept_section.
846
b4ecf66b
ILT		 8472009-02-28 Ian Lance Taylor <iant@google.com>
848
14359ca0
ILT		 849 * README: --gc-sections and map files are now supported. Document
850 some build requirements.
851
b4ecf66b
ILT		 852 PR 6992
853 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
854 relocatable link set the value of the section symbol to zero.
855 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
856 relocatable link don't include the section address in the local
857 symbol value.
858
0602e05a
ILT		 8592009-02-27 Ian Lance Taylor <iant@google.com>
860
fd9d194f
ILT		 861 PR 6811
862 * options.h (class Search_directory): Add is_system_directory.
863 (class General_options): Declare is_in_system_directory.
864 * options.cc (get_relative_sysroot): Make static.
865 (get_default_sysroot): Make static.
866 (General_optoins::is_in_system_directory): New function.
867 * fileread.cc (Input_file::is_in_system_directory): New function.
868 * fileread.h (class Input_file): Declare is_in_system_directory.
869 * object.h (class Object): Add is_in_system_directory.
870 (class Input_objects): Remove system_library_directory_ field.
871 * object.cc (Input_objects::add_object): Don't set
872 system_library_directory_.
873 (input_objects::found_in_system_library_directory): Remove.
874 * symtab.cc (Symbol_table::write_globals): Remove input_objects
875 parameter. Change all callers.
876 (Symbol_table::sized_write_globals): Likewise.
877 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
878 Call Object::is_in_system_directory.
879 * symtab.h (class Symbol_table): Update declarations.
880
61edd21f
ILT		 881 PR 5990
882 * descriptors.h (Open_descriptor): Add is_on_stack field.
883 * descriptors.cc (Descriptors::open): If the descriptor is on the
884 top of the stack, remove it. Initialize is_on_stack field.
885 (Descriptors::release): Only add pod to stack if it is not on the
886 stack already.
887 (Descriptors::close_some_descriptor): Clear stack_next and
888 is_on_stack fields.
889
e29e076a
ILT		 890 PR 7091
891 * output.cc (Output_section::find_starting_output_address): Rename
892 from starting_output_address; add PADDR parameter; change return
893 type.
894 * output.h (class Output_section): Declare
895 find_starting_output_address instead of starting_output_address.
896 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
897 section symbol for which we can't find a merge section.
898
0602e05a
ILT		 899 PR 9836
900 * symtab.cc (Symbol_table::add_from_object): If the visibility is
901 hidden or internal, force the symbol to be local.
902 * resolve.cc (Symbol::override_visibility): Define.
903 (Symbol::override_base): Use override_visibility.
904 (Symbol_table::resolve): Likewise.
905 (Symbol::override_base_with_special): Likewise.
906 (Symbol_table::override_with_special): If the visibility is hidden
907 or internal, force the symbol to be local.
908 * symtab.h (class Symbol): Add set_visibility and
909 override_visibility.
910 * testsuite/ver_test_1.sh: New file.
911 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
912 (check_DATA): Add ver_test_1.syms.
913 (ver_test_1.syms): New target.
914 * testsuite/Makefile.in: Rebuild.
915
401a9a73
CC		 9162009-02-25 Cary Coutant <ccoutant@google.com>
917
918 * layout.cc (Layout::choose_output_section): Don't rename sections
919 when using a linker script that has a SECTIONS clause.
920 * Makefile.in: Regenerate.
921
922 * testsuite/Makefile.am (script_test_5.sh): New test case.
923 * testsuite/Makefile.in: Regenerate.
924 * testsuite/script_test_5.cc: New file.
925 * testsuite/script_test_5.sh: New file.
926 * testsuite/script_test_5.t: New file.
927
f488e4b0
CC		 9282009-02-13 Rafael Avila de Espindola <espindola@google.com>
929
930 * archive.cc (Archive::include_member): Update calls to add_symbols.
931 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
932 the Layout argument.
933 * dynobj.h (do_add_symbols): Add the Layout argument.
934 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
935 Layout argument.
936 * object.h (Object::add_symbols): Add the Layout argument.
937 (Object::do_add_symbols): Add the Layout argument.
938 (Sized_relobj::do_add_symbols): Add the Layout argument.
939 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
940 Unify the two versions.
941 (Add_plugin_symbols): Remove.
942 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
943 (Sized_pluginobj::do_add_symbols): Unify the two versions.
944 (Add_plugin_symbols): Remove.
945 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
946 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
947 (Add_symbols::run): Make it work with Pulginobj.
948
89dd1680
ILT		 9492009-02-06 Ian Lance Taylor <iant@google.com>
950
951 * object.cc (Sized_relobj::do_layout): Make info message start
952 with lower case letter.
953
266d0a74
ILT		 9542009-02-06 Mikolaj Zalewski <mikolajz@google.com>
955
602b464e
ILT		 956 * binary.cc: Fix file comment.
957
266d0a74
ILT		 958 * options.h (enum Incremental_disposition): Define.
959 (class General_options): Add new options: --incremental,
960 --incremental_changed, --incremental_unchanged,
961 --incremental_unknown. Add incremental_disposition_ and
962 implicit_incremental_ fields.
963 (General_options::incremental_disposition): New function.
964 (class Position_dependent_options): Add incremental_disposition
965 option.
966 (Position_dependent_options::copy_from_options): Set incremental
967 dispositions.
968 * options.cc (General_options::parse_incremental_changed): New
969 function.
970 (General_options::parse_incremental_unchanged): New function.
971 (General_options::parse_incremental_unknown): New function.
972 (General_options::General_options): Initialize new fields
973 incremental_disposition_ and implicit_incremental_.
974 (General_options::finalize): Check for uasge of --incremental-*
975 without --incremental.
976
f073bbf7
CD		 9772009-02-06 Chris Demetriou <cgd@google.com>
978
979 * gold.h (gold_undefined_symbol): Change to take only a Symbol
980 pointer and to report location as the file name associated with
981 the symbol.
982 (gold_undefined_symbol_at_location): New function to replace the
983 old gold_undefined_symbol functionality.
984 * target-reloc.h (relocate_section): Update to use
985 gold_undefined_symbol_at_location.
986 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
987 Call gold_undefined_symbol function rather than gold_error.
988 * errors.h (Errors::undefined_symbol): Take location as a
989 string, rather than calculating it from a relocation.
990 * errors.cc (Errors::fatal): Print "fatal error:" before the
991 formatted message.
992 (Errors::error, Errors::error_at_location): Print "error: "
993 before the formatted message.
994 (Errors::undefined_symbol): Take location as a string, rather
995 than calculating it from a relocation.
996 (gold_undefined_symbol_at_location): New function akin to
997 old gold_undefined_symbol, calculates location from relocation.
998 (gold_undefined_symbol): Change to take only a Symbol pointer
999 and to report location as the file name associated with the symbol.
1000 * testsuite/debug_msg.sh: Update for changed error messages.
1001 * testsuite/undef_symbol.sh: Likewise.
1002
8e94a90c
ILT		 10032009-02-04 Duncan Sands <baldrick@free.fr>
1004
1005 PR 9812
1006 * reduced_debug_output.h
1007 (Output_reduced_debug_abbrev_section::failed): Use format for
1008 gold_warning.
1009 (Output_reduced_debug_info_section::faild): Likewise.
1010
88a0e15b
ILT		 10112009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1012
1013 * script.cc (Lazy_demangler): New class.
1014 (Version_script_info::get_symbol_version_helper): Demangle a
1015 symbol only once.
1016
5efc7cd2
CC		 10172009-01-29 Cary Coutant <ccoutant@google.com>
1018
1019 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1020 to __tls_get_addr.
1021 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1022
e0ebcf42
ILT		 10232009-01-28 Ian Lance Taylor <iant@google.com>
1024
5efc7cd2 1025 * version.cc (version_string): Bump to 1.9.
75fe7426 1026
e0ebcf42
ILT		 1027 * gold.h: Include <cstring> and <stdint.h>.
1028 * version.cc: Include <cstdio>.
1029 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1030 warning.
1031 * reduced_debug_output.cc (insert_into_vector): Rename from
1032 Insert_into_vector; change all callers. Use Swap_unaligned to
1033 avoid aliasing issue; remove union since it is unnecessary.
1034
8e2813be 10352009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 1036
1037 * Makefile.am (CCFILES): Add gc.cc.
1038 (HFILES): Add gc.h.
1039 * Makefile.in: Regenerate.
1040 * gold.cc (Gc_runner): New class.
1041 (queue_initial_tasks): Call garbage collection related tasks
1042 when corresponding options are invoked.
1043 (queue_middle_gc_tasks): New function.
1044 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1045 processed early before laying out sections during garbage collection.
1046 * gold.h (queue_middle_gc_tasks): New function.
1047 (is_prefix_of): Move from "layout.cc".
1048 * i386.cc (Target_i386::gc_process_relocs): New function.
1049 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1050 * main.cc (main): Create object of class "Garbage_collection".
1051 * object.cc (Relobj::copy_symbols_data): New function.
1052 (Relobj::is_section_name_included): New function.
1053 (Sized_relobj::do_layout): Allow this function to be called twice
1054 during garbage collection and defer layout of section during the
1055 first call.
1056 * object.h (Relobj::get_symbols_data): New function.
1057 (Relobj::is_section_name_included): New function.
1058 (Relobj::copy_symbols_data): New function.
1059 (Relobj::set_symbols_data): New function.
1060 (Relobj::get_relocs_data): New function.
1061 (Relobj::set_relocs_data): New function.
1062 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1063 (Relobj::gc_process_relocs): New function.
1064 (Relobj::do_gc_process_relocs): New pure virtual function.
1065 (Relobj::sd_): New data member.
1066 (Sized_relobj::is_output_section_offset_invalid): New function.
1067 (Sized_relobj::do_gc_process_relocs): New function.
1068 * options.h (General_options::gc_sections): Modify to not be a no-op.
1069 (General_options::print_gc_sections): New option.
1070 * plugin.cc (Plugin_finish::run): Remove function call to
1071 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1072 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1073 * reloc.cc (Read_relocs::run): Add task to process relocs and
1074 determine unreferenced sections when doing garbage collection.
1075 (Gc_process_relocs): New class.
1076 (Sized_relobj::do_gc_process_relocs): New function.
1077 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1078 sections that are garbage collected.
1079 * reloc.h (Gc_process_relocs): New class.
1080 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1081 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1082 symbols whose corresponding sections are garbage collected.
1083 (Symbol_table::Symbol_table): Add new parameter for the garbage
1084 collection object.
1085 (Symbol_table::gc_mark_undef_symbols): New function.
1086 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1087 (Symbol_table::gc_mark_dyn_syms): New function.
1088 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1089 as garbage.
1090 (Symbol_table::add_from_object): Likewise.
1091 (Symbol_table::add_from_relobj): When building shared objects, do not
1092 treat externally visible symbols as garbage.
1093 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1094 table information for static and relocatable links.
1095 * symtab.h (Symbol_table::set_gc): New function.
1096 (Symbol_table::gc): New function.
1097 (Symbol_table::gc_mark_undef_symbols): New function.
1098 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1099 (Symbol_table::gc_mark_dyn_syms): New function.
1100 (Symbol_table::gc_): New data member.
1101 * target.h (Sized_target::gc_process_relocs): New pure virtual
1102 function.
1103 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1104 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1105
3b293544
CF		 11062009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1107
1108 * options.h (General_options::gc_sections): Define as a no-op for now.
1109 (General_options::no_keep_memory): Ditto.
1110 (General_options::Bshareable): Define.
1111 * options.cc (General_options::finalize): Honor -Bshareable.
1112
83d22aa8
AS		 11132009-01-20 Andreas Schwab <schwab@suse.de>
1114
1115 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1116 read the value in the contents, since we don't use it. Use the
1117 template endianness when writing.
1118 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1119
cd536b21
AS		 11202009-01-19 Andreas Schwab <schwab@suse.de>
1121
1122 * configure.tgt (powerpc64-*): Fix targ_obj.
1123
99e9a495
ILT		 11242009-01-15 Ian Lance Taylor <iant@google.com>
1125
1126 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1127 local symbols when stripping all symbols.
1128
bbbfea06
CC		 11292009-01-14 Cary Coutant <ccoutant@google.com>
1130
99e9a495 1131 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 1132
0f7c0701
CC		 11332009-01-14 Cary Coutant <ccoutant@google.com>
1134
1135 * archive.cc (Archive::get_elf_object_for_member): Remove call
1136 to File_read::claim_for_plugin.
1137 * descriptors.cc (Descriptors::open): Remove reference to
1138 is_claimed.
1139 (Descriptors::claim_for_plugin): Remove.
1140 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1141 (Descriptors::is_claimed): Remove.
1142 (claim_descriptor_for_plugin): Remove.
1143 * fileread.cc (File_read::claim_for_plugin): Remove.
1144 * fileread.h (File_read::claim_for_plugin): Remove.
1145 (File_read::descriptor): Reopen descriptor if necessary.
1146 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1147 (Plugin_manager::all_symbols_read): Add task parameter. Change
1148 all callers.
1149 (Plugin_manager::get_input_file): New function.
1150 (Plugin_manager::release_input_file): New function.
1151 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1152 corresponding data member.
1153 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1154 and pass to base constructor. Change all callers.
1155 (get_input_file, release_input_file): New functions.
1156 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1157 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1158 (Plugin_manager::all_symbols_read): Add task parameter.
1159 (Plugin_manager::get_input_file): New function.
1160 (Plugin_manager::release_input_file): New function.
1161 (Plugin_manager::task_): New data member.
1162 (Pluginobj::Pluginobj): Add filesize parameter.
1163 (Pluginobj::filename): New function.
1164 (Pluginobj::descriptor): New function.
1165 (Pluginobj::filesize): New function.
1166 (Pluginobj::filesize_): New data member.
1167 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1168 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1169 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1170
1171 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1172 with archive libraries.
1173 * testsuite/Makefile.in: Regenerate.
1174 * testsuite/plugin_test.c (struct sym_info): New type.
1175 (get_input_file, release_input_file): New static variables.
1176 (onload): Capture new transfer vector entries.
1177 (claim_file_hook): Stop reading at end of file according to filesize.
1178 Factor out parsing of readelf output into separate function.
1179 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1180 APIs and get the source file name from the symbol table. Convert
1181 source file name to corresponding object file name. Print info
1182 message when adding new input files.
1183 (parse_readelf_line): New function.
1184 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1185 * testsuite/plugin_test_2.sh: Likewise.
1186 * testsuite/plugin_test_3.sh: Likewise.
1187 * testsuite/plugin_test_4.sh: New test case.
1188
62a6d109
ILT		 11892009-01-07 Ian Lance Taylor <iant@google.com>
1190
1191 * version.cc (version_string): Bump to 1.8.
1192
483620e8
CC		 11932008-12-23 Cary Coutant <ccoutant@google.com>
1194
1195 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1196 * plugin.cc (Plugin_manager::finish): Rename as
1197 layout_deferred_objects. Move cleanup to separate function.
1198 (Plugin_manager::cleanup): New function.
1199 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1200 separately.
1201 * plugin.h (Plugin_manager::finish): Rename as
1202 layout_deferred_objects.
1203 (Plugin_manager::cleanup): New function.
1204 (Plugin_manager::cleanup_done): New field.
1205
d66a9eb3
CC		 12062008-12-23 Cary Coutant <ccoutant@google.com>
1207
1208 * plugin.cc (is_visible_from_outside): New function.
1209 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1210 so we don't return "IR only" status for exported symbols or -r links.
1211
1212 * testsuite/Makefile.am (plugin_test_3): New test case.
1213 * testsuite/Makefile.in: Regenerate.
1214 * testsuite/plugin_test_3.sh: New file.
1215
5995b570
CC		 12162008-12-22 Cary Coutant <ccoutant@google.com>
1217
1218 * object.cc (Sized_relobj::layout_section): New function.
1219 (Sized_relobj::do_layout): Defer layout of input sections until after
1220 plugin has provided replacement files.
1221 (Sized_relobj::do_layout_deferred_sections): New function.
1222 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1223 (Relobj::layout_deferred_sections): New function.
1224 (Relobj::do_layout_deferred_sections): New function.
1225 (Sized_relobj::do_layout_deferred_sections): New function.
1226 (Sized_relobj::layout_section): New function.
1227 (Sized_relobj::Deferred_layout): New structure.
1228 (Sized_relobj::deferred_layout_): New field.
1229 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1230 Change all callers. Layout deferred sections.
1231 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1232 references.
1233 (Plugin_hook::run): Move code from do_plugin_hook inline.
1234 (Plugin_hook::do_plugin_hook): Remove.
1235 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1236 (Plugin_manager::finish): Renamed, was cleanup.
1237 (Plugin_manager::should_defer_layout): New function.
1238 (Plugin_manager::add_deferred_layout_object): New function.
1239 (Plugin_manager::Deferred_layout_list): New type.
1240 (Plugin_manager::deferred_layout_objects_): New field.
1241 (Plugin_hook::do_plugin_hook): Remove.
1242
ee769c88
ILT		 12432008-12-17 Ian Lance Taylor <iant@google.com>
1244
1245 * options.h (class General_options): Add --no case for
1246 --export-dynamic.
1247
abc8dcba
CC		 12482008-12-16 Cary Coutant <ccoutant@google.com>
1249
1250 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1251 vector.
1252 (Plugin_manager::claim_file): Create plugin object even if
1253 plugin did not call the add_symbols callback.
1254 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1255 asking for more symbols than were added.
1256 * testsuite/Makefile.am (plugin_test_1): Add test case with
1257 no global symbols.
1258 (empty.syms): New target.
1259 * testsuite/Makefile.in: Regenerate.
1260 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1261 message. Don't call add_symbols if no globals.
1262 (all_symbols_read_hook): Don't provide replacement for empty
1263 claimed file.
1264
b0074644
ILT		 12652008-12-12 Ian Lance Taylor <iant@google.com>
1266
68943102
ILT		 1267 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1268 r_type == 0 for a local symbol with r_sym == 0.
1269 (scan_relocatable_relocs): Pass r_sym to
1270 local_non_section_strategy.
1271 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1272 r_sym parameter.
1273
b0074644
ILT		 1274 * configure.ac: Update test for TLS descriptors: they are
1275 supported as of glibc 2.9.
1276 * configure: Rebuild.
1277
c2508178
ILT		 12782008-12-11 Ian Lance Taylor <iant@google.com>
1279
1280 PR 7091
1281 * target-reloc.h (Default_scan_relocatable_relocs): For each
1282 function, map r_type == 0 to RELOC_DISCARD.
1283
2756a258
CC		 12842008-12-10 Cary Coutant <ccoutant@google.com>
1285
1286 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1287 object to override a kept COMDAT group from a plugin object.
1288
bb6f53d3
ILT		 12892008-12-09 Ian Lance Taylor <iant@google.com>
1290
fbc558e1
ILT		 1291 PR 7088
1292 * yyscript.y (file_cmd): Handle INPUT.
1293
bb6f53d3
ILT		 1294 * testsuite/initpri1.c: Change all declarations to be full
1295 prototypes by adding void, to avoid compiler warnings.
1296
4674ecfc
CC		 12972008-12-05 Rafael Avila de Espindola <espindola@google.com>
1298
1299 * options.cc (General_options::parse_plugin_opt): New.
1300 (General_options::add_plugin): The argument now is just the filename.
1301 (General_options::add_plugin_option): New.
1302 * options.h (plugin_opt): New.
1303 (add_plugin): Change argument name.
1304 (add_plugin_option): New.
1305 * plugin.cc (Plugin::load): Don't parse the plugin option.
1306 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1307 (Plugin::add_option): New.
1308 (Plugin::args_): Change type.
1309 (Plugin::filename_): New.
1310 (Plugin_manager::add_plugin_option): New.
1311 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1312 * testsuite/Makefile.in: Regenerate.
1313
fd06b4aa
CC		 13142008-12-05 Cary Coutant <ccoutant@google.com>
1315
1316 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1317 Handle --strip-lto-sections option.
1318 * options.h (strip_lto_sections): New option.
1319
6c52134c
CC		 13202008-12-01 Cary Coutant <ccoutant@google.com>
1321
1322 * plugin.cc (ld_plugin_message): Change format parameter to const.
1323 Fix mismatch between new[] and delete.
1324
a45248e0
CC		 13252008-11-14 Cary Coutant <ccoutant@google.com>
1326
1327 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1328 instead of -1U.
1329
c82fbeee
CS		 13302008-11-05 Craig Silverstein <csilvers@google.com>
1331
1332 * options.cc (General_options::parse_dynamic_list): New function.
1333 * options.h (General_options): New flags dynamic_list,
1334 dynamic_list_data, dynamic_list_cpp_new, and
1335 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1336 (General_options::in_dynamic_list): New function.
1337 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1338 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1339 (Lex::can_continue_name): Likewise.
1340 (yylex): Likewise.
1341 (read_script_file): New parameter script_options.
1342 (read_dynamic_list): New function.
1343 (Script_options::define_dynamic_list): New function.
1344 (dynamic_list_keyword_parsecodes): New variable.
1345 (dynamic_list_keywords): New variable.
1346 * script.h (Script_options::define_dynamic_list): New function
1347 prototype.
1348 (read_dynamic_list): New function prototype.
1349 * symtab.cc (strprefix): New macro.
1350 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1351 dynamic_list_data, dynamic_list_cpp_new, and
1352 dynamic_list_cpp_typeinfo.
1353 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1354 (dynamic_list_expr): New rule.
1355 (dynamic_list_nodes): Likewise.
1356 (dynamic_list_node): Likewise.
1357 * testsuite/Makefile.am (dynamic_list): New test.
1358 * testsuite/Makefile.in: Regenerated.
1359 * testsuite/dynamic_list.t: New file.
1360 * testsuite/dynamic_list.sh: New file.
1361
e0bb29a5
CS		 13622008-11-05 Craig Silverstein <csilvers@google.com>
1363
1364 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1365 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1366 (t11_last): Likewise.
1367 * testsuite/ver_test_6.c (main): Likewise.
1368
4e1e25e0
CC		 13692008-10-07 Cary Coutant <ccoutant@google.com>
1370
1371 * options.c (General_options::finalize): Add check for -static and
1372 -shared.
1373 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1374 is not empty.
1375
92f03fcb
CC		 13762008-10-02 Cary Coutant <ccoutant@google.com>
1377
1378 * plugin.cc (make_sized_plugin_object): Fix conditional
1379 compilation to work when not all targets are enabled.
1380
fbd8a257
CC		 13812008-09-29 Cary Coutant <ccoutant@google.com>
1382
1383 * archive.cc (Archive::get_file_and_offset): Use filename instead
1384 of name to get library path.
1385 (Archive::include_member): Unlock external member of a thin archive.
1386
1387 * testsuite/Makefile.am (TEST_AR): New variable.
1388 (thin_archive_test_1): New test.
1389 (thin_archive_test_2): New test.
81636b3f
CC		 1390 * testsuite/Makefile.in: Regenerate.
1391 * testsuite/thin_archive_main.cc: New file.
1392 * testsuite/thin_archive_test_1.cc: New file.
1393 * testsuite/thin_archive_test_2.cc: New file.
1394 * testsuite/thin_archive_test_3.cc: New file.
1395 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1396
eff45813
CC		 13972008-09-29 Cary Coutant <ccoutant@google.com>
1398
1399 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1400 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1401 instead of -1U.
1402 (Sized_relobj::do_finalize_local_symbols): Likewise.
1403 (Sized_relobj::map_to_kept_section): Likewise.
1404 * object.h (Sized_relobj::invalid_address): New constant.
1405 (Sized_relobj::do_output_section_offset): Check for invalid_address
1406 and return -1ULL.
1407 * output.cc (Output_reloc::local_section_offset): Use constant
1408 invalid_address instead of -1U.
1409 (Output_reloc::get_address): Likewise.
1410 (Output_section::output_address): Change -1U to -1ULL.
1411 * output.h (Output_reloc::invalid_address): New constant.
1412 * reloc.cc (Sized_relobj::write_sections): Use constant
1413 invalid_address instead of -1U.
1414 (Sized_relobj::relocate_sections): Likewise.
1415 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1416 values for merge sections.
1417 * target-reloc.h (relocate_for_relocatable): Use constant
1418 invalid_address instead of -1U.
1419
89fc3421
CC		 14202008-09-19 Cary Coutant <ccoutant@google.com>
1421
1422 Add plugin functionality for link-time optimization (LTO).
1423 * configure.ac (plugins): Add --enable-plugins option.
1424 * configure: Regenerate.
1425 * config.in: Regenerate.
1426 * Makefile.am (LIBDL): New variable.
1427 (CCFILES): Add plugin.cc.
1428 (HFILES): Add plugin.h.
1429 (ldadd_var): Add LIBDL.
1430 * Makefile.in: Regenerate.
1431
1432 * archive.cc: Include "plugin.h".
1433 (Archive::setup): Don't preread archive symbols when using a plugin.
1434 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1435 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1436 files.
1437 (Archive::include_member): Add symbols from plugin objects.
1438 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1439 * descriptors.cc (Descriptors::open): Check for file descriptors
1440 abandoned by plugins.
1441 (Descriptors::claim_for_plugin): New function.
1442 * descriptors.h (Descriptors::claim_for_plugin): New function.
1443 (Open_descriptor::is_claimed): New field.
1444 (claim_descriptor_for_plugin): New function.
1445 * fileread.cc (File_read::claim_for_plugin): New function.
1446 * fileread.h (File_read::claim_for_plugin): New function.
1447 (File_read::descriptor): New function.
1448 * gold.cc: Include "plugin.h".
1449 (queue_initial_tasks): Add task to call plugin hooks for generating
1450 new object files.
1451 * main.cc: Include "plugin.h".
1452 (main): Load plugin libraries.
1453 * object.h (Pluginobj): Declare.
1454 (Object::pluginobj): New function.
1455 (Object::do_pluginobj): New function.
1456 (Object::set_target): New function.
1457 * options.cc: Include "plugin.h".
1458 (General_options::parse_plugin): New function.
1459 (General_options::General_options): Initialize plugins_ field.
1460 (General_options::add_plugin): New function.
1461 * options.h (Plugin_manager): Declare.
1462 (General_options): Add --plugin option.
1463 (General_options::has_plugins): New function.
1464 (General_options::plugins): New function.
1465 (General_options::add_plugin): New function.
1466 (General_options::plugins_): New field.
1467 * plugin.cc: New file.
1468 * plugin.h: New file.
1469 * readsyms.cc: Include "plugin.h".
1470 (Read_symbols::do_read_symbols): Check for archive before checking
1471 for ELF file. Call plugin hooks to claim files.
1472 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1473 from a real object file; force override when processing replacement
1474 files.
1475 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1476 (Symbol::init_base_object): Likewise.
1477 (Symbol::init_base_output_data): Likewise.
1478 (Symbol::init_base_output_segment): Likewise.
1479 (Symbol::init_base_constant): Likewise.
1480 (Symbol::init_base_undefined): Likewise.
1481 (Symbol::output_section): Assert that object is not a plugin.
1482 (Symbol_table::add_from_pluginobj): New function.
1483 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1484 undefined.
1485 (Symbol_table::sized_write_globals): Likewise.
1486 (Symbol_table::add_from_pluginobj): Instantiate template.
1487 * symtab.h (Sized_pluginobj): Declare.
1488 (Symbol::in_real_elf): New function.
1489 (Symbol::set_in_real_elf): New function.
1490 (Symbol::in_real_elf_): New field.
1491 (Symbol_table::add_from_pluginobj): New function.
1492
1493 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1494 (LIBDL): New variable.
1495 (LDADD): Add LIBDL.
1496 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1497 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1498 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1499 (MOSTLYCLEANFILES): Likewise.
1500 * testsuite/Makefile.in: Regenerate.
1501 * testsuite/plugin_test.c: New file.
1502 * testsuite/plugin_test_1.sh: New file.
1503 * testsuite/plugin_test_2.sh: New file.
1504
de31bda5
ILT		 15052008-09-16 Ian Lance Taylor <iant@google.com>
1506
9c2d0ef9
ILT		 1507 * target-reloc.h (relocate_section): Check whether a symbol is
1508 defined by the ABI before reporting an undefined symbol error.
1509 * target.h (Target::is_defined_by_abi): Make parameter const.
1510 (Target::do_is_defined_by_abi): Likewise.
1511 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1512 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1513 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1514 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1515 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1516 * testsuite/Makefile.in: Rebuild.
1517
de31bda5
ILT		 1518 * fileread.cc (make_view): Add casts to avoid warning.
1519
9fa33bee
AO		 15202008-09-16 Alexandre Oliva <aoliva@redhat.com>
1521
1522 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1523 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1524
183fd0e3
AO		 15252008-09-16 Alexandre Oliva <aoliva@redhat.com>
1526
1527 * options.h (General_options::output_is_executable): New.
1528 (General_options::output_is_pie): New.
1529 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1530 for shared libraries.
1531 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1532
7be8330a
CD		 15332008-09-11 Chris Demetriou <cgd@google.com>
1534
1535 * options.h (origin): New -z option.
1536 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1537 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1538 in DT_FLAGS_1.
1539
a9caad02
CC		 15402008-09-05 Cary Coutant <ccoutant@google.com>
1541
1542 * fileread.cc (File_read::make_view): Add check for attempt to map
1543 beyond end of file.
1544
ae6dce4d
CC		 15452008-09-05 Cary Coutant <ccoutant@google.com>
1546
1547 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1548 explicit instantiations.
1549
d7ab2a47
KVH		 15502008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1551
1552 PR gold/6858
1553 * options.cc (General_options::finalize): Allow undefined symbols
1554 in shlibs if linking -shared.
1555
1556 PR gold/6859
1557 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1558 symbols as not needing a dynsym entry.
1559
1e52a9c1
CS		 15602008-08-20 Craig Silverstein <csilvers@google.com>
1561
1562 * fileread.cc (File_read::open): Do not lock the file unless it
1563 was successfully opened.
1564
d85c80a3
CC		 15652008-08-14 Cary Coutant <ccoutant@google.com>
1566
1567 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1568 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1569 * testsuite/tls_test.cc (struct int128): 128-bit struct
1570 for testing TLS relocs with non-zero addend.
1571 (v12): New TLS variable.
1572 (t12): New test.
1573 (t_last): Add check for v12.
1574 * testsuite/tls_test.h (t12): New function.
1575 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1576
2d924fd9
ILT		 15772008-08-13 Ian Lance Taylor <iant@google.com>
1578
1579 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1580 set tls_segment_ or relro_segment_.
1581 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1582 when appropriate.
1583 * output.h (Output_section::clear_is_relro): New function.
1584 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1585 sections specially even when output_data_ is empty.
1586 (Output_segment::maximum_alignment): When first section is relro,
1587 only force alignment for PT_LOAD segments.
1588 * script.cc (script_data_segment_align): New function.
1589 (script_data_segment_relro_end): New function.
1590 * script-c.h (script_data_segment_align): Declare.
1591 (script_data_segment_relro_end): Declare.
1592 * script-sections.h (class Script_sections): Declare
1593 data_segment_align and data_segment_relro_end. Add fields
1594 segment_align_index_ and saw_relro_end_.
1595 * script-sections.cc (class Sections_element): Add set_is_relro
1596 virtual function. Add new bool* parameter to place_orphan_here.
1597 Add get_output_section virtual function.
1598 (class Output_section_definition): Add set_is_relro. Add new
1599 bool* parameter to place_orphan_here. Add get_output_section.
1600 Add is_relro_ field.
1601 (Output_section_definition::Output_section_definition): Initialize
1602 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1603 and is_relro_ fields.
1604 (Output_section_definition::place_orphan_here): Add is_relro
1605 parameter.
1606 (Output_section_definition::set_section_addresses): Set relro for
1607 output section.
1608 (Output_section_definition::alternate_constraint): Likewise.
1609 (class Orphan_output_section): Add new bool* parameter to
1610 place_orphan_here. Add get_output_section.
1611 (Orphan_output_section::place_orphan_here): Add is_relro
1612 parameter.
1613 (Script_sections::Script_sections): Initialize
1614 data_segment_align_index_ and saw_relro_end_.
1615 (Script_sections::data_segment_align): New function.
1616 (Script_sections::data_segment_relro_end): New function.
1617 (Script_sections::place_orphan): Set or clear is_relro.
1618 (Script_sections::set_section_addresses): Force alignment of first
1619 TLS section.
1620 * yyscript.y (exp): Call script_data_segment_align and
1621 script_data_segment_relro_end.
1622 * testsuite/relro_script_test.t: New file.
1623 * testsuite/relro_test.cc (using_script): Declare.
1624 (t1, t2): Test using_script.
1625 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1626 (relro_script_test_SOURCES): Define.
1627 (relro_script_test_DEPENDENCIES): Define.
1628 (relro_script_test_LDFLAGS): Define.
1629 (relro_script_test_LDADD): Define.
1630 (relro_script_test.so): New target.
1631 * testsuite/Makefile.in: Rebuild.
1632
f827c9a9
CC		 16332008-08-06 Cary Coutant <ccoutant@google.com>
1634
1635 * archive.cc (Archive::total_archives, Archive::total_members)
1636 (Archive::total_members_loaded): New variables.
1637 (Archive::setup): Add parameter. Add option to preread
1638 archive symbols.
1639 (Archive::read_armap): Add counter.
1640 (Archive::get_file_and_offset): New function.
1641 (Archive::get_elf_object_for_member): New function.
1642 (Archive::read_all_symbols): New function.
1643 (Archive::read_symbols): New function.
1644 (Archive::add_symbols): Add counters.
1645 (Archive::include_all_members): Use armap to find members if it's
1646 already built.
1647 (Archive::include_member): Skip reading symbols if already read.
1648 Factored code into Archive::get_file_and_offset and
1649 Archive::get_elf_object_for_member. Changed call to
1650 Mapfile::report_include_archive_member.
1651 (Archive::print_stats): New function.
1652 * archive.h: Declare Object and Read_symbols_data classes.
1653 (Archive::Archive): Add initializers for new members.
1654 (Archive::setup): Add parameter.
1655 (Archive::print_stats): New function.
1656 (Archive::total_archives, Archive::total_members)
1657 (Archive::total_members_loaded): New variables.
1658 (Archive::get_file_and_offset): New function.
1659 (Archive::get_elf_object_for_member): New function.
1660 (Archive::read_all_symbols): New function.
1661 (Archive::read_symbols): New function.
1662 (Archive::Archive_member): New class.
1663 (Archive::members_): New member.
1664 (Archive::num_members_): New member.
1665 * main.cc: Include archive.h.
1666 (main): Call Archive::print_stats.
1667 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1668 archive parameter; member_name is now the fully-decorated name.
1669 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1670 * options.h: (General_options): Add --preread-archive-symbols option.
1671 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1672 Archive::setup.
1673
de4c45bd
ILT		 16742008-08-04 Ian Lance Taylor <iant@google.com>
1675
1676 * symtab.h (Symbol::use_plt_offset): New function.
1677 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1678 * powerpc.cc (Relocate::relocate): Likewise.
1679 * sparc.cc (Relocate::relocate): Likewise.
1680 * x86_64.cc (Relocate::relocate): Likewise.
1681 * testsuite/weak_plt.sh: New test.
1682 * testsuite/weak_plt_main.cc: New test.
1683 * testsuite/weak_plt_shared.cc: New test.
1684 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1685 (check_PROGRAMS): Add weak_plt.
1686 (check_DATA): Add weak_plt_shared.so.
1687 (weak_plt_main_pic.o, weak_plt): New targets.
1688 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1689 * testsuite/Makefile.in: Rebuild.
1690
1691 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1692 gcctestdir/ld.
1693 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1694 * testsuite/Makefile.in: Rebuild.
1695
323ee3f4
AM		 16962008-08-04 Alan Modra <amodra@bigpond.net.au>
1697
1698 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1699 * Makefile.in: Regenerate.
1700 * po/POTFILES.in: Regenerate.
1701
7c07ecec
ILT		 17022008-07-29 Ian Lance Taylor <iant@google.com>
1703
1704 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1705 symbols before other symbols.
1706 * testsuite/script_test_2.cc (test_addr): Declare.
1707 (test_addr_alias): Declare.
1708 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1709 values.
7c07ecec
ILT		 1710 * testsuite/script_test_2.t: Define test_addr_alias and
1711 test_addr.
1712
5778530e
ILT		 17132008-07-24 Ian Lance Taylor <iant@google.com>
1714
2a00e4fb
ILT		 1715 PR 5990
1716 * descriptors.cc: New file.
1717 * descriptors.h: New file.
1718 * gold-threads.h (class Hold_optional_lock): New class.
1719 * fileread.cc: Include "descriptors.h".
1720 (File_read::~File_read): Release descriptor rather than closing
1721 it.
1722 (File_read::open) [file]: Call open_descriptor rather than open.
1723 Set is_descriptor_opened_.
1724 (File_read::open) [memory]: Assert that descriptor is not open.
1725 (File_read::reopen_descriptor): New function.
1726 (File_read::release): Release descriptor.
1727 (File_read::do_read): Make non-const. Reopen descriptor.
1728 (File_read::read): Make non-const.
1729 (File_read::make_view): Reopen descriptor.
1730 (File_read::do_readv): Likewise.
1731 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1732 Update declarations.
1733 * layout.cc: Include "descriptors.h".
1734 (Layout::create_build_id): Use open_descriptor rather than open.
1735 * output.cc: Include "descriptors.h".
1736 (Output_file::open): Use open_descriptor rather than open.
1737 * archive.cc (Archive::const_iterator): Change Archive to be
1738 non-const.
1739 (Archive::begin, Archive::end): Make non-const.
1740 (Archive::count_members): Likewise.
1741 * archive.h (class Archive): Update declarations.
1742 * object.h (Object::read): Make non-const.
1743 * Makefile.am (CCFILES): Add descriptors.cc.
1744 (HFILES): Add descriptors.h.
1745 * Makefile.in: Rebuild.
1746
801647d1
ILT		 1747 PR 6716
1748 * gold.h: Always include <clocale>. Add Solaris workarounds
1749 following code in binutils/sysdep.h.
1750
5edd166e
ILT		 1751 PR 6048
1752 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1753 this->eh_frame_hdr_ is NULL before using it.
1754
c89ad728
ILT		 1755 * dynobj.cc (Versions::Versions): Update comment.
1756
aa86f06b
ILT		 1757 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1758 the base version name.
1759
5778530e
ILT		 1760 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1761 array size plus one.
1762 (Stringpool_template::set_string_offsets): Subtract one from key
1763 before using it as an array index.
1764 (Stringpool_template::get_offset_with_length): Likewise.
1765 (Stringpool_template::write_to_buffer): Likewise.
1766 * stringpool.h (Stringpool_template::get_offset_from_key):
1767 Likewise.
1768
057ead22
ILT		 17692008-07-23 Ian Lance Taylor <iant@google.com>
1770
7f649c59
ILT		 1771 PR 6658
1772 * object.h (Merged_symbol_value::value): Do our best to handle a
1773 negative addend.
1774
057ead22
ILT		 1775 PR 6647
1776 * script.cc (Version_script_info::get_versions): Don't add empty
1777 version tag to return value.
1778 (Version_script_info::get_symbol_version_helper): Change return
1779 type to bool. Add pversion parameter. Change all callers.
1780 (script_register_vers_node): Don't require a non-NULL tag.
1781 * script.h (class Version_script_info): Update declarations.
1782 (Version_script_info::get_symbol_version): Change return type to
1783 bool. Add version parameter. Change all callers.
1784 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1785 handling. Handle an empty version from a version script.
1786 (Symbol_table::define_special_symbol): Likewise.
1787 * testsuite/ver_test_10.script: New file.
1788 * testsuite/ver_test_10.sh: New file.
1789 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1790 (check_DATA): Add ver_test_10.syms.
1791 (ver_test_10.syms, ver_test_10.so): New target.
1792 * testsuite/Makefile.in: Rebuild.
1793
58e54ac2
CD		 17942008-07-23 Simon Baldwin <simonb@google.com>
1795
1796 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1797 to zero for undefined symbols from dynamic libraries.
1798
95d14cd3
ILT		 17992008-07-23 Ian Lance Taylor <iant@google.com>
1800
1801 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1802 Change all callers.
1803 * symtab.h (class Symbol_table): Update declaration.
1804 * testsuite/ver_test_9.cc: New file.
1805 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1806 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1807 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1808 (ver_test_9.so, ver_test_9.o): New targets.
1809 * testsuite/Makefile.in: Rebuild.
1810
92de84a6
ILT		 18112008-07-22 Ian Lance Taylor <iant@google.com>
1812
34810851
ILT		 1813 * options.h (class General_options): Define --check-sections.
1814 * layout.cc (Layout::set_segment_offsets): Handle
1815 --check-sections.
1816
af6156ef
ILT		 1817 * options.h (class General_options): Define -n/--nmagic and
1818 -N/--omagic.
1819 * options.cc (General_options::finalize): For -n/--nmagic or
1820 -N/--omagic, set -static.
1821 * layout.cc (Layout::attach_allocated_section_to_segment): If
1822 -N/--omagic, don't put read-only and read-write sections in
1823 different segments.
1824 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1825 finding a read-only segment.
1826 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1827 don't set the minimum segment alignment to the common page size,
1828 and don't set the file offset to the address modulo the page size.
1829 * script-sections.cc (Script_sections::create_segments): If
1830 -n/--omagic, don't put read-only and read-write sections in
1831 different segments.
1832
92de84a6
ILT		 1833 * cref.cc: New file.
1834 * cref.h: New file.
1835 * options.h (class General_options): Add --print-symbol-counts.
1836 * main.cc (main): Issue defined symbol report if requested.
1837 * archive.cc (Archive::interpret_header): Make into a const member
1838 function.
1839 (Archive::add_symbols): Call Input_objects::archive_start and
1840 archive_stop.
1841 (Archive::const_iterator): Define new class.
1842 (Archive::begin, Archive::end): New functions.
1843 (Archive::include_all_members): Rewrite to use iterator.
1844 (Archive::count_members): New function.
1845 * archive.h (class Archive): Update declarations.
1846 (Archive::filename): New function.
1847 * object.cc: Include "cref.h".
1848 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1849 (Sized_relobj::do_get_global_symbol_counts): New function.
1850 (Input_objects::add_object): Add object to cross-referencer.
1851 (Input_objects::archive_start): New function.
1852 (Input_objects::archive_stop): New function.
1853 (Input_objects::print_symbol_counts): New function.
1854 * object.h: Declare Cref and Archive.
1855 (Object::get_global_symbol_counts): New function.
1856 (Object::do_get_global_symbol_counts): New pure virtual function.
1857 (class Sized_relobj): Add defined_count_ field. Update
1858 declarations.
1859 (class Input_objects): Add cref_ field. Update constructor.
1860 Update declarations.
1861 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1862 defined_count_.
1863 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1864 symbol counts.
1865 (Sized_dynobj::do_get_global_symbol_counts): New function.
1866 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1867 defined_count_. Update declarations. Define Symbols typedef.
1868 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1869 parameter. Change all callers.
1870 (Symbol_table::add_from_dynobj): Add sympointers and defined
1871 parameters. Change all callers.
1872 * symtab.h (class Symbol_table): Update declarations.
1873 * Makefile.am (CCFILES): Add cref.cc.
1874 (HFILES): Add cref.h.
1875 * Makefile.in: Rebuild.
1876
3f7c5e1d
CD		 18772008-07-22 Simon Baldwin <simonb@google.com>
1878
1879 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1880 to zero when writing undefined symbols.
1881
e0b64032
ILT		 18822008-07-22 Ian Lance Taylor <iant@google.com>
1883
1884 * output.cc (Output_section::add_input_section): Don't try to
1885 merge empty merge sections.
1886
096b02cf
CS		 18872008-07-21 Craig Silverstein <csilvers@google.com>
1888
1889 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1890 Include symbol version in error message.
cd536b21 1891
1d1f116d
CD		 18922008-07-20 Chris Demetriou <cgd@google.com>
1893
cd536b21 1894 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1895 (RANDOM_SEED_CFLAGS): New substituted variable.
1896 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1897 * configure: Rebuild.
1898 * Makefile.in: Likewise.
1899 * testsuite/Makefile.in: Likewise.
1900
a18f591e
ILT		 19012008-07-18 Ian Lance Taylor <iant@google.com>
1902
1903 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1904 where we see NAME/NULL and NAME/VERSION as separate symbols.
1905 * testsuite/ver_test_main.cc (main): Call t4.
1906 (t4, t4_2a): Define.
1907 * testsuite/ver_test_2.cc (t4_2): Define.
1908 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1909 * testsuite/ver_test_4.cc (t4_2a): Define.
1910 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1911 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1912
c6e3f6ed
ILT		 19132008-07-17 Ian Lance Taylor <iant@google.com>
1914
1915 * dynobj.cc (Versions::add_def): If we give an error about a
1916 missing version, go ahead and create the version anyhow.
1917
ef9beddf
ILT		 19182008-07-10 Ian Lance Taylor <iant@google.com>
1919
1920 Handle output sections with more than 0x7fffffff bytes.
1921 * object.h (class Relobj): Change map_to_output_ to
1922 output_sections_, and just keep a section pointer. Change all
1923 uses. Move comdat group support to Sized_relobj.
1924 (Relobj::is_section_specially_mapped): Remove.
1925 (Relobj::output_section): Remove poff parameter. Change all
1926 callers.
1927 (Relobj::output_section_offset): New function.
1928 (Relobj::set_section_offset): Rewrite.
1929 (Relobj::map_to_output): Remove.
1930 (Relobj::output_sections): New function.
1931 (Relobj::do_output_section_offset): New pure virtual function.
1932 (Relobj::do_set_section_offset): Likewise.
1933 (class Sized_relobj): Add section_offsets_ field. Add comdat
1934 group support from Relobj. Update declarations.
1935 (Sized_relobj::get_output_section_offset): New function.
1936 (Sized_relobj::do_output_section_offset): New function.
1937 (Sized_relobj::do_set_section_offset): New function.
1938 * object.cc (Relobj::output_section_address): Remove.
1939 (Sized_relobj::Sized_relobj): Initialize new fields.
1940 (Sized_relobj::include_section_group): Cast find_kept_object to
1941 Sized_relobj.
1942 (Sized_relobj::include_linkonce_section): Likewise.
1943 (Sized_relobj::do_layout): Use separate arrays for output section
1944 and output offset.
1945 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1946 output_sections.
1947 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1948 output_sections and section_offsets.
1949 (Sized_relobj::write_local_symbols): Likewise.
1950 (map_to_kept_section): Compute output address directly.
1951 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1952 output_sections and section_offsets.
1953 (Sized_relobj::write_sections): Likewise.
1954 (Sized_relobj::relocate_sections): Likewise.
1955 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1956 * output.h (class Output_reloc): Update declarations. Change
1957 u2_.relobj to Sized_relobj*.
1958 (class Output_data_reloc): Change add functions to use
1959 Sized_relobj*.
1960 * output.cc (Output_reloc::Output_reloc): Change relobj to
1961 Sized_relobj*.
1962 (Output_reloc::local_section_offset): Change return type to
1963 Elf_Addr. Use get_output_section_offset.
1964 (Output_reloc::get_address): Likewise.
1965 (Output_section::is_input_address_mapped): Don't call
1966 is_section_specially_mapped.
1967 (Output_section::output_offset): Likewise.
1968 (Output_section::output_address): Likewise.
1969 (Output_section::starting_output_address): Likewise.
1970 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1971 parameter to Sized_relobj*.
1972 (Copy_relocs::need_copy_reloc): Likewise.
1973 (Copy_relocs::save): Likewise.
1974 * copy-relocs.h (class Copy_relocs): Update declarations.
1975 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1976 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1977 * target-reloc.h (relocate_for_relocatable): Change
1978 offset_in_output_section type to Elf_Addr. Change code that uses
1979 it as well.
1980 * layout.cc (Layout::layout): Always set *off.
1981 * mapfile.cc (Mapfile::print_input_section): Use
1982 output_section_offset.
1983 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1984 Sized_relobj*.
1985 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1986 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1987 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1988
5cb66f97
ILT		 19892008-07-03 Ian Lance Taylor <iant@google.com>
1990
1991 * layout.cc (Layout::include_section): Do not discard unrecognized
1992 SHT_STRTAB sections.
1993
afe47622
CS		 19942008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1995
1996 * script.cc (Lex::can_continue_name): Make '?' allowable in
1997 version-script names.
1998 * testsuite/version_script.map: Change glob pattern to use '?'
1999
5adf9721
ILT		 20002008-06-30 Manish Singh <yosh@gimp.org>
2001
2002 PR 6585
2003 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2004 Correct typo.
2005
e6fde208
ILT		 20062008-06-30 Ian Lance Taylor <iant@google.com>
2007
2008 PR 6660
2009 PR 6682
2010 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2011 versions]: Don't try to read the value in the contents, since we
2012 don't use it. Use the template endianness when writing.
2013
3f2e6a2d
CC		 20142008-06-25 Cary Coutant <ccoutant@google.com>
2015
2016 * fileread.cc (File_read::make_view): Assert on zero-length view.
2017 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2018 symbol table when there are no symbols to read.
2019
c43d3a48
CS		 20202008-06-23 Craig Silverstein <csilvers@google.com>
2021
2022 * version.cc (version_string): Bump to 1.7
2023
5f494ea0
CS		 20242008-06-18 Craig Silverstein <csilvers@google.com>
2025
2026 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2027 constant 0xFFFF to type Valtype.
2028 (Powerpc_relocate_functions::rel16_ha): Likewise.
2029
c42e122e
ILT		 20302008-06-17 Ian Lance Taylor <iant@google.com>
2031
f34787f8
ILT		 2032 * output.h (Output_section::Input_section): Initialize p2align_ to
2033 zero for Output_section_data constructors.
2034 (Output_section::Input_section::addralign): If not an input
2035 section, return the alignment of the Output_section_data.
2036 * testsuite/copy_test.cc: New file.
2037 * testsuite/copy_test_1.cc: New file.
2038 * testsuite/copy_test_2.cc: New file.
2039 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2040 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2041 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2042 (copy_test_1_pic.o, copy_test_1.so): New targets.
2043 (copy_test_2_pic.o, copy_test_2.so): New targets.
2044 * testsuite/Makefile.in: Rebuild.
2045
c42e122e
ILT		 2046 * script-sections.cc (Script_sections::place_orphan): Initialize
2047 local variable exact.
2048
ce3ac18a
DE		 20492008-06-13 David Edelsohn <edelsohn@gnu.org>
2050
2051 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2052
42cacb20
DE		 20532008-06-12 David Edelsohn <edelsohn@gnu.org>
2054 David S. Miller <davem@davemloft.net>
2055
2056 * powerpc.cc: New file.
2057 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2058 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2059 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2060 * Makefile.in: Rebuild.
2061
7b308235
ILT		 20622008-06-09 Ian Lance Taylor <iant@google.com>
2063
2064 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2065 <exception>.
2066 (throwing, orig_terminate): New static variables.
2067 (terminate_handler): New static function.
2068 (t2): Set terminate handler.
2069
f0b886e3
ILT		 20702008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2071
2072 PR 6584
cd536b21 2073 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 2074 alignment.
2075
3e90f135
CC		 20762008-05-30 Cary Coutant <ccoutant@google.com>
2077
2078 * archive.cc (Archive::include_all_members) Correct to step
2079 over symbol table and extended name table in thin archives.
2080
e09ad04a
ILT		 20812008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2082
2083 PR 6407
2084 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2085 calculation.
2086
62b01cb5
ILT		 20872008-05-28 Caleb Howe <cshowe@google.com>
2088
2089 * reduced_debug_output.cc: New file.
2090 * reduced_debug_output.h: New file.
92de84a6 2091 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 2092 * options.cc (General_options::finalize): Add strip_debug_non_line
2093 to the strip heirarchy.
2094 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2095 fields.
2096 * layout.cc: Include "reduced_debug_output.h".
2097 (Layout::Layout): Initialize new fields.
2098 (line_only_debug_sections): New static array.
2099 (is_lines_only_debug_sections): New static inline function.
2100 (Layout::include_section): Handle --strip-debug-non-line.
2101 (Layout::make_output_section): If --strip-debug-non-line, build
2102 new output sections for .debug_abbrev and .debug_info.
2103 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2104 gold. Warn about possible overflow.
2105 (read_signed_LEB_128): Likewise.
2106 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2107 (read_signed_LEB_128): Declare.
2108 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2109 (HFILES): Add reduced_debug_output.h.
2110 * Makefile.in: Rebuild.
2111
7d9e3d98
ILT		 21122008-05-21 Ian Lance Taylor <iant@google.com>
2113
2114 * mapfile.cc: New file.
2115 * mapfile.h: New file.
2116 * options.h (class General_options): Add -M/--print-map and -Map.
2117 * options.cc (General_options::finalize): Make -M equivalent to
2118 -Map -.
2119 * main.cc: Include <cstdio> and "mapfile.h".
2120 (main): Open mapfile if requested.
2121 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2122 constructor. Change caller.
2123 (queue_initial_tasks): Add mapfile parameter. Change caller.
2124 (queue_middle_tasks): Likewise.
2125 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2126 declarations.
2127 * archive.cc: Include "mapfile.h".
2128 (Archive::add_symbols): Add mapfile parameter. Change all
2129 callers. Pass mapfile, symbol, and reason to include_member.
2130 (Archive::include_all_members): Add mapfile parameter. Change all
2131 callers.
2132 (Archive::include_member): Add mapfile, sym, and why parameters.
2133 Change all callers. Report inclusion to map file.
2134 * archive.h: Include "fileread.h".
2135 (class Archive): Update declarations.
2136 (Archive::file): New const method.
2137 (class Add_archive_symbols): Add mapfile_ field. Update
2138 constructor. Change all callers.
2139 * readsyms.h (class Read_symbols): Likewise.
2140 (class Finish_group): Likewise.
2141 (class Read_script): Likewise.
2142 * common.cc: Include "mapfile.h".
2143 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2144 all callers.
2145 (Symbol_table::do_allocate_commons): Likewise.
2146 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2147 symbol allocation to mapfile.
2148 * common.h (class Allocate_commons_task): Add mapfile_ field.
2149 Update constructor. Change all callers.
2150 * symtab.h (class Symbol_table): Update declarations.
2151 * layout.cc: Include "mapfile.h".
2152 (Layout_task_runner::run): Print information to mapfile.
2153 (Layout::create_gold_note): Change Output_data_fixed_space to
2154 Output_data_zero_fill.
2155 (Layout::create_build_id): Likewise.
2156 (Layout::print_to_mapfile): New function.
2157 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2158 constructor. Change caller.
2159 (class Layout): Declare print_to_mapfile.
2160 * output.cc (Output_section::Input_section::print_to_mapfile): New
2161 function.
2162 (Output_section::add_input_section): If producing a map, always
2163 add to input_sections_ list.
2164 (Output_section::do_print_to_mapfile): New function.
2165 (Output_segment::print_sections_to_mapfile): New function.
2166 (Output_segment::print_section_list_to_mapfile): New function.
2167 * output.h: Include "mapfile.h".
2168 (Output_data::print_to_mapfile): New function.
2169 (Output_data::do_print_to_mapfile): New virtual function.
2170 (Output_segment_headers::do_print_to_mapfile): New function.
2171 (Output_file_header::do_print_to_mapfile): New function.
2172 (Output_data_const::do_print_to_mapfile): New function.
2173 (class Output_data_const_buffer): Add map_name_ field. Update
2174 constructor. Change all callers. Add do_print_to_mapfile
2175 function.
2176 (class Output_data_fixed_space): Likewise.
2177 (class Output_data_space): Likewise.
2178 (class Output_data_zero_fill): New class.
2179 (Output_data_strtab::do_print_to_mapfile): New function.
2180 (Output_data_reloc_base::do_print_to_mapfile): New function.
2181 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2182 (Output_data_group::do_print_to_mapfile): New function.
2183 (Output_data_got::do_print_to_mapfile): New function.
2184 (Output_data_dynamic::do_print_to_mapfile): New function.
2185 (Output_symtab_xindex::do_print_to_mapfile): New function.
2186 (class Output_section): Declare do_print_to_mapflie. Declare
2187 print_to_mapfile in Input_section.
2188 (class Output_segment): Declare new functions.
2189 * object.h (Sized_relobj::symbol_count): New function.
2190 * script-sections.cc
2191 (Output_section_element_dot_assignment::set_section_addresses):
2192 Change Output_data_fixed_space to Output_data_zero_fill.
2193 (Output_data_expression::do_print_to_mapfile): New function.
2194 * script.cc (read_input_script): Add mapfile parameter. Change
2195 all callers.
2196 * script.h (read_input_script): Update declaration.
2197 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2198 (Eh_frame::do_print_to_mapfile): New function.
2199 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2200 (Output_merge_string::do_print_to_mapfile): New function.
2201 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2202 function.
2203 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2204 function.
2205 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2206 function.
2207 * Makefile.am (CCFILES): Add mapfile.cc.
2208 (HFILES): Add mapfile.h.
2209 * Makefile.in: Rebuild.
2210
9f1d377b
ILT		 22112008-05-19 Ian Lance Taylor <iant@google.com>
2212
2213 * options.h (class General_options): Add -z relro.
2214 * layout.cc (Layout::Layout): Initialize relro_segment_.
2215 (Layout::add_output_section_data): Return the output section.
2216 (Layout::make_output_section): Rcognize relro sections and mark
2217 them appropriately.
2218 (Layout::attach_allocated_section_to_segment): Put relro sections
2219 in a PT_GNU_RELRO segment.
2220 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2221 section as relro.
2222 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2223 PT_TLS segments.
2224 (Layout::linkonce_mapping): Map d.rel.ro.local to
2225 .data.rel.ro.local.
2226 (Layout::output_section_name): Us .data.rel.ro.local for any
2227 section which begins with that.
2228 * layout.h (class Layout): Update add_output_section_data
2229 declaration. Add relro_segment_ field.
2230 * output.cc (Output_section::Output_section): Initialize is_relro_
2231 and is_relro_local_ fields.
2232 (Output_segment::add_output_section): Group relro sections.
2233 (Output_segment::is_first_section_relro): New function.
2234 (Output_segment::maximum_alignment): If there is a relro section,
2235 align the segment to the common page size.
2236 (Output_segment::set_section_addresses): Track whether we are
2237 looking at relro sections. If the last section is a relro
2238 section, align to the common page size.
2239 (Output_segment::set_section_list_addresses): Add in_relro
2240 parameter. Change all callers. Align to the page size when
2241 moving from relro to non-relro section.
2242 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2243 segment.
2244 * output.h (class Output_section): Add is_relro_ and
2245 is_relro_local_ fields.
2246 (Output_section::is_relro): New function.
2247 (Output_section::set_is_relro): New function.
2248 (Output_section::is_relro_local): New function.
2249 (Output_section::set_is_relro_local): New function.
2250 (class Output_segment): Update declarations.
2251 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2252 * sparc.cc (Target_sparc::got_section): Likewise.
2253 * x86_64.cc (Target_x86_64::got_section): Likewise.
2254 * testsuite/relro_test_main.cc: New file.
2255 * testsuite/relro_test.cc: New file.
2256 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2257 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2258 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2259 (relro_test.so, relro_test_pic.o): New targets.
2260 * testsuite/Makefile.in: Rebuild.
2261
a984ee1d
ILT		 22622008-05-16 Ian Lance Taylor <iant@google.com>
2263
01676dcd
ILT		 2264 * output.cc (Output_segment::add_output_section): Remove front
2265 parameter.
2266 * output.h (class Output_segment): Remove
2267 add_initial_output_section and overloaded add_output_section.
2268 Update declaration of remaining add_output_section.
2269 * layout.cc (Layout::create_interp): Call add_output_section
2270 rather than add_initial_output_section.
2271 (Layout::finish_dynamic_section): Likewise.
2272
497897f9
ILT		 2273 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2274 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2275 know the dynamic type.
2276 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2277 field. Initialize it in constructor.
2278 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2279 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2280 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2281 reloc.
2282
a984ee1d
ILT		 2283 * output.cc (Output_reloc::get_address): Change return type to
2284 Elf_Addr.
2285 * output.h (class Output_reloc): Update get_address declaration.
2286 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2287 for section addresses.
2288
55ba0940
ILT		 22892008-05-09 Ian Lance Taylor <iant@google.com>
2290
2291 PR 6493
2292 * gold.cc (gold_nomem): Use return value of write.
2293
75517b77
ILT		 22942008-05-08 Ian Lance Taylor <iant@google.com>
2295
2296 * symtab.c (Symbol::init_base_output_data): Add version
2297 parameter. Change all callers.
2298 (Symbol::init_base_output_segment): Likewise.
2299 (Symbol::init_base_constant): Likewise.
2300 (Symbol::init_base_undefined): Likewise.
2301 (Sized_symbol::init_output_data): Likewise.
2302 (Sized_symbol::init_output_segment): Likewise.
2303 (Sized_symbol::init_constant): Likewise.
2304 (Sized_symbol::init_undefined): Likewise.
2305 (Symbol_table::do_define_in_output_data): If the new symbol has a
2306 version, mark it as the default.
2307 (Symbol_table::do_define_in_output_segment): Likewise.
2308 (Symbol_table::do_define_as_constant): Likewise.
2309 * symtab.h (class Symbol): Update declarations.
2310 (class Sized_symbol): Likewise.
2311 * resolve.cc (Symbol::override_version): New function.
c42e122e 2312 (Symbol::override_base): Call override_version.
75517b77
ILT		 2313 (Symbol::override_base_with_special): Likewise.
2314 * testsuite/ver_script_8.script: New file.
2315 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2316 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2317 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2318 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2319
f1f70eae
ILT		 23202008-05-06 Ian Lance Taylor <iant@google.com>
2321
f3e9c5c5
ILT		 2322 PR 6049
2323 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2324 functions.
2325 (class General_options): Remove existing --undefined, and add
2326 --no-undefined instead. Add new --undefined as synonym for -u.
2327 * archive.cc (Archive::add_symbols): Check whether symbol was
2328 named with -u.
2329 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2330 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2331 all uses. Add IS_UNDEFINED. Update declarations to split
2332 different versions of init_base. Declare init_base_undefined.
2333 (Symbol::is_defined): Handle IS_UNDEFINED.
2334 (Symbol::is_undefined): Likewise.
2335 (Symbol::is_weak_undefined): Call is_undefined.
2336 (Symbol::is_absolute): Handle IS_CONSTANT.
2337 (class Sized_symbol): Update declarations to split different
2338 versions of init. Declare init_undefined.
2339 (class Symbol_table): Declare new functions.
2340 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2341 Change all callers.
2342 (Symbol::init_base_output_data): Likewise.
2343 (Symbol::init_base_output_segment): Likewise.
2344 (Symbol::init_base_constant): Likewise.
2345 (Symbol::init_base_undefined): New function.
2346 (Sized_symbol::init_object): Rename from init. Change all
2347 callers.
2348 (Sized_symbol::init_output_data): Likewise.
2349 (Sized_symbol::init_output_segment): Likewise.
2350 (Sized_symbol::init_constant): Likewise.
2351 (Sized_symbol::init_undefined): New function.
2352 (Symbol_table::add_undefined_symbols_from_command_line): New
2353 function.
2354 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2355 function.
2356 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2357 (Symbol::output_section): Likewise.
2358 (Symbol::set_output_section): Likewise.
2359 (Symbol_table::sized_finalize_symbol): Likewise.
2360 (Symbol_table::sized_write_globals): Likewise.
2361 * resolve.cc (Symbol_table::should_override): Likewise.
2362 (Symbol::override_base_with_special): Likewise.
2363
8bdcdf2c
ILT		 2364 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2365 symbol, change it to have default visibility.
2366 * testsuite/protected_1.cc: New file.
2367 * testsuite/protected_2.cc: New file.
2368 * testsuite/protected_3.cc: New file.
2369 * testsuite/protected_main_1.cc: New file.
2370 * testsuite/protected_main_2.cc: New file.
2371 * testsuite/protected_main_3.cc: New file.
2372 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2373 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2374 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2375 (protected_1.so): New target.
2376 (protected_1_pic.o, protected_2_pic.o): New targets.
2377 (protected_3_pic.o): New target.
2378 (check_PROGRAMS): Add protected_2.
2379 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2380 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2381 * testsuite/Makefile.in: Rebuild.
2382
2b706932
ILT		 2383 * options.h (DEFINE_var): Add set_user_set_##varname__.
2384 (DEFINE_bool_alias): New macro.
2385 (class General_options): Define -Bstatic using DEFINE_bool_alias
2386 rather than DEFINE_special. Add --undefined as an alias for -z
2387 defs.
2388 * options.cc (General_options::parse_Bstatic): Remove.
2389
d82a5bcc
ILT		 2390 * options.h (class General_options): Add --fatal-warnings.
2391 * main.cc (main): Implement --fatal-warnings.
2392 * errors.h (Errors::warning_count): New function.
2393
f1f70eae
ILT		 2394 * options.h (class General_options): Add -Bsymbolic-functions.
2395 * symtab.h (Symbol::is_preemptible): Check for
2396 -Bsymbolic-functions.
2397
8825ac63
ILT		 23982008-05-05 Ian Lance Taylor <iant@google.com>
2399
d98bc257
ILT		 2400 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2401 as noVARNAME rather than no-VARNAME.
2402 (class General_options): Add option -z combreloc.
2403 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2404 get_address.
2405 (Output_reloc::sort_before) [SHT_REL]: New function.
2406 (Output_reloc::sort_before) [SHT_RELA]: New function.
2407 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2408 Sort_relocs_comparison.
2409 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2410 parameter. Change all callers.
2411 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2412 sort_relocs parameter. Change all callers.
2413 * output.cc (Output_reloc::get_address): New function, broken out
2414 of write_rel.
2415 (Output_reloc::write_rel): Call it.
2416 (Output_reloc::compare): New function.
2417 (Output_data_reloc_base::do_write): Optionally sort relocs.
2418
60b2b4e7
ILT		 2419 * configure.ac: If targ_extra_obj is set, link it in.
2420 * configure.tgt: Initialize all variables.
2421 (x86_64*): Set targ_extra_obj and targ_extra_size.
2422 * configure: Rebuild.
2423
8825ac63
ILT		 2424 * object.cc (Sized_relobj::include_section_group): Adjust section
2425 indexes read from group data. Build vector to pass to
2426 layout_group.
2427 * layout.cc (Layout::layout_group): Add flags and shndxes
2428 parameters. Remove contents parameter. Change caller. Update
2429 explicit instantiations.
2430 * layout.h (class Layout): Update layout_group declaration.
2431 * output.cc (Output_data_group::Output_data_group): Add flags and
2432 input_shndxes parameters. Remove contents parameter. Change
2433 caller.
2434 (Output_data_group::do_write): Change input_sections_ to
2435 input_shndxes_.
2436 * output.h (class Output_data_group): Update constructor
2437 declaration. Rename input_sections_ to input_shndxes_.
2438 * testsuite/many_sections_test.cc: Add template.
2439
e94cf127
CC		 24402008-04-30 Cary Coutant <ccoutant@google.com>
2441
4418b2d5
CC		 2442 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2443
e94cf127
CC		 2444 * layout.cc (Layout::include_section): Refactored check for debug
2445 info section.
2446 (Layout::add_comdat): Add new parameters. Change type
2447 of signature parameter. Add object and shndx to signatures table.
2448 (Layout::find_kept_object): New function.
2449 * layout.h: Include <cstring>.
2450 (Layout::is_debug_info_section): New function.
2451 (Layout::add_comdat): Add new parameters.
2452 (Layout::find_kept_object): New function.
2453 (Layout::Kept_section): New struct.
2454 (Layout::Signatures): Change type of map range.
2455 * object.cc (Relobj::output_section_address): New function.
2456 (Sized_relobj::include_section_group): Add new parameters. Change
2457 calls to Layout::add_comdat. Change to build table of kept comdat
2458 groups and table mapping discarded sections to kept sections.
2459 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2460 (Sized_relobj::do_layout): Change calls to include_section_group and
2461 include_linkonce_section.
2462 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2463 value to zero when section is discarded.
2464 (Sized_relobj::map_to_kept_section): New function.
2465 * object.h (Relobj::output_section_address): New function.
2466 (Relobj::Comdat_group): New type.
2467 (Relobj::find_comdat_group): New function.
2468 (Relobj::Comdat_group_table): New type.
2469 (Relobj::Kept_comdat_section): New type.
2470 (Relobj::Kept_comdat_section_table): New type.
2471 (Relobj::add_comdat_group): New function.
2472 (Relobj::set_kept_comdat_section): New function.
2473 (Relobj::get_kept_comdat_section): New function.
2474 (Relobj::comdat_groups_): New field.
2475 (Relobj::kept_comdat_sections_): New field.
2476 (Symbol_value::input_value): Update comment.
2477 (Sized_relobj::map_to_kept_section) New function.
2478 (Sized_relobj::include_linkonce_section): Add new parameter.
2479 * target-reloc.h (Comdat_behavior): New type.
2480 (get_comdat_behavior): New function.
2481 (relocate_section): Add code to map a discarded section to the
2482 corresponding kept section when applying a relocation.
2483
e4e5049b
CS		 24842008-04-30 Craig Silverstein <csilvers@google.com>
2485
2486 * dwarf_reader.cc (next_generation_count): New static var.
2487 (Addr2line_cache_entry): New struct.
2488 (addr2line_cache): New static var.
2489 (Dwarf_line_info::one_addr2line): Added caching.
2490 (Dwarf_line_info::clear_addr2line_cache): New function.
2491 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2492 cache-size parameter.
2493 (Dwarf_line_info::one_addr2line_cache): New function.
2494 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2495 new cache-size argument to one_addr2line(), and clear cache.
2496
d09e9154
CC		 24972008-04-28 Cary Coutant <ccoutant@google.com>
2498
2499 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2500 R_386_PC8 relocations.
2501
7ef73768
ILT		 25022008-04-23 Ian Lance Taylor <iant@google.com>
2503
55438702
ILT		 2504 * object.cc (Sized_relobj::include_section_group): Check for
2505 invalid section group.
2506
c165fb93
ILT		 2507 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2508 header size.
2509
7ef73768
ILT		 2510 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2511 than read for file header.
2512 * archive.cc (Archive::include_member): Likewise.
2513
6194aaab
L		 25142008-04-23 Paolo Bonzini <bonzini@gnu.org>
2515
2516 * aclocal.m4: Regenerate.
2517 * configure: Regenerate.
2518
d491d34e
ILT		 25192008-04-19 Ian Lance Taylor <iant@google.com>
2520
5ea2bac6
ILT		 2521 * version.cc (version_string): Bump to 1.6.
2522
7bc3e21a
ILT		 2523 * testsuite/Makefile.am (many_sections_r_test): New target.
2524 (many_sections_r_test_SOURCES): Remove.
2525 (many_sections_r_test_DEPENDENCIES): Remove.
2526 (many_sections_r_test_LDFLAGS): Remove.
2527 (many_sections_r_test_LDADD): Remove.
2528
7fcd3aa9
ILT		 2529 * object.cc (Sized_relobj::do_add_symbols): Always pass
2530 local_symbol_count_ to add_from_relobj.
2531
4c94d6ae
ILT		 2532 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2533 every thousand variables.
2534 * testsuite/Makefile.in: Rebuild.
2535
d491d34e
ILT		 2536 * object.cc (Xindex::initialize_symtab_xindex): New function.
2537 (Xindex::read_symtab_xindex): New function.
2538 (Xindex::sym_xindex_to_shndx): New function.
2539 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2540 available.
2541 (Sized_relobj::do_initialize_xindex): New function.
2542 (Sized_relobj::do_read_symbols): Adjust section links.
2543 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2544 parameter. Change all callers.
2545 (Sized_relobj::include_section_group): Adjust section links and
2546 symbol section indexes.
2547 (Sized_relobj::do_layout): Adjust section links.
2548 (Sized_relobj::do_count_local_symbols): Adjust section links and
2549 symbol section indexes.
2550 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2551 ordinary and special symbols.
2552 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2553 dynsym_xindex parameters. Change all callers. Adjust section
2554 links. Use SHN_XINDEX when needed.
2555 (Sized_relobj::get_symbol_location_info): Adjust section links.
2556 Don't get fooled by special symbols.
2557 * object.h (class Xindex): Define.
2558 (class Object): Add xindex_ parameter. Declare virtual functoin
2559 do_initialize_xindex.
2560 (Object::adjust_sym_shndx): New function.
2561 (Object::set_xindex): New protected function.
2562 (class Symbol_value): Add is_ordinary_shndx_ field.
2563 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2564 (Symbol_value::value): Assert ordinary section.
2565 (Symbol_value::initialize_input_to_output_map): Likewise.
2566 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2567 Change all callers.
2568 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2569 all callers.
2570 (class Sized_relobj): Update declarations.
2571 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2572 parameter. Change all callers.
2573 (Sized_relobj::adjust_shndx): New function.
2574 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2575 field.
2576 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2577 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2578 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2579 (Sized_dynobj::read_dynsym_section): Adjust section links.
2580 (Sized_dynobj::read_dynamic): Likewise.
2581 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2582 section links.
2583 (Sized_dynobj::do_initialize_xindex): New function.
2584 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2585 do_initialize_xindex.
2586 (Sized_dynobj::adjust_shndx): New function.
2587 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2588 dynsym_xindex_ fields.
2589 (Layout::finalize): Add a call to set_section_indexes before
2590 creating the symtab sections.
2591 (Layout::set_section_indexes): Don't do anything if the section
2592 already has a section index.
2593 (Layout::create_symtab_sections): Add shnum parameter. Change
2594 caller. Create .symtab_shndx section if needed.
2595 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2596 caller.
2597 (Layout::allocated_output_section_count): New function.
2598 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2599 needed.
2600 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2601 fields. Update declarations.
2602 (Layout::symtab_xindex): New function.
2603 (Layout::dynsym_xindex): New function.
2604 (class Write_symbols_task): Add layout_ field.
2605 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2606 Change caller.
2607 * output.cc (Output_section_headers::Output_section_headers): Add
2608 shstrtab_section parameter. Change all callers.
2609 (Output_section_headers::do_sized_write): Store overflow values
2610 for section count and section string table section index in
2611 section header zero.
2612 (Output_file_header::do_sized_write): Check for overflow of
2613 section count and section string table section index.
2614 (Output_symtab_xindex::do_write): New function.
2615 (Output_symtab_xindex::endian_do_write): New function.
2616 * output.h (class Output_section_headers): Add shstrtab_section_.
2617 Update declarations.
2618 (class Output_symtab_xindex): Define.
2619 (Output_section::has_out_shndx): New function.
2620 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2621 field.
2622 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2623 Change all callers.
2624 (Sized_symbol::init): Likewise.
2625 (Symbol::output_section): Check for ordinary symbol.
2626 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2627 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2628 callers.
2629 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2630 Change all callers. Simplify handling of symbols from sections
2631 not included in the link.
2632 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2633 distinction.
2634 (Weak_alias_sorter::operator()): Assert that symbols are
2635 ordinary.
2636 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2637 distinction.
2638 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2639 parameters. Change all callers.
2640 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2641 symbol distinction. Use SHN_XINDEX when needed.
2642 (Symbol_table::write_section_symbol): Add symtab_xindex
2643 parameter. Change all callers.
2644 (Symbol_table::sized_write_section_symbol): Likewise. Use
2645 SHN_XINDEX when needed.
2646 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2647 declarations.
2648 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2649 (Symbol::is_defined): Check is_ordinary.
2650 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2651 (Symbol::is_absolute, Symbol::is_common): Likewise.
2652 (class Sized_symbol): Update declarations.
2653 (class Symbol_table): Update declarations.
2654 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2655 parameters. Change all callers.
2656 (Sized_symbol::override): Likewise.
2657 (Symbol_table::override): Likewise.
2658 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2659 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2660 is_ordinary, and orig_st_shndx parameters. Change all callers.
2661 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2662 to be in an ordinary section.
2663 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2664 object and is_ordinary parameters. Change all callers.
2665 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2666 Change all callers. Don't add undefined or non-ordinary symbols
2667 to reloc_map_.
2668 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2669 Change all callers.
2670 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2671 declarations.
2672 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2673 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2674 (Sized_relobj::relocate_sections): Likewise.
2675 * target-reloc.h (scan_relocs): Adjust section symbol index.
2676 (scan_relocatable_relocs): Likewise.
2677 * i386.cc (Scan::local): Check for ordinary symbols.
2678 * sparc.cc (Scan::local): Likewise.
2679 * x86_64.cc (Scan::local): Likewise.
2680 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2681 to symbol_section_and_value.
2682 * testsuite/many_sections_test.cc: New file.
2683 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2684 (check_PROGRAMS): Add many_sections_test.
2685 (many_sections_test_SOURCES): Define.
2686 (many_sections_test_DEPENDENCIES): Define.
2687 (many_sections_test_LDFLAGS): Define.
2688 (BUILT_SOURCES): Add many_sections_define.h.
2689 (many_sections_define.h): New target.
2690 (BUILT_SOURCES): Add many_sections_check.h.
2691 (many_sections_check.h): New target.
2692 (check_PROGRAMS): Add many_sections_r_test.
2693 (many_sections_r_test_SOURCES): Define.
2694 (many_sections_r_test_DEPENDENCIES): Define.
2695 (many_sections_r_test_LDFLAGS): Define.
2696 (many_sections_r_test_LDADD): Define.
2697 (many_sections_r_test.o): New target.
2698 * testsuite/Makefile.in: Rebuild.
2699
c5818ff1
CC		 27002008-04-17 Cary Coutant <ccoutant@google.com>
2701
2702 * errors.cc (Errors::info): New function.
2703 (gold_info): New function.
2704 * errors.h (Errors::info): New function.
2705 * gold.h (gold_info): New function.
2706 * object.cc (Input_objects::add_object): Print trace output.
2707 * options.cc (options::parse_set): New function.
2708 (General_options::parse_wrap): Deleted.
2709 (General_options::General_options): Deleted initializer.
2710 * options.h (options::String_set): New typedef.
2711 (options::parse_set): New function.
2712 (DEFINE_set): New macro.
2713 (General_options::wrap): Changed to use DEFINE_set. Changed
2714 callers of any_wrap_symbols and is_wrap_symbol.
2715 (General_options::trace, General_options::trace_symbol):
2716 New options.
2717 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2718 (General_options::wrap_symbols_): Deleted.
2719 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2720
b5be4a7c
DM		 27212008-04-17 David S. Miller <davem@davemloft.net>
2722
2723 * options.cc (General_options::parse_V): New function.
2724 * options.h: Add entries for -V and -Qy.
2725
155a0dd7
ILT		 27262008-04-17 Ian Lance Taylor <iant@google.com>
2727
2728 * common.cc (Symbol_table::allocate_commons): Remove options
2729 parameter. Change caller.
2730 (Symbol_table::do_allocate_commons): Remove options parameter.
2731 Change caller. Just call do_allocate_commons_list twice.
2732 (Symbol_table::do_allocate_commons_list): New function, broken out
2733 of do_allocate_commons.
2734 * common.h (class Allocate_commons_task): Remove options_ field.
2735 Update constructor.
2736 * symtab.cc (Symbol_table::Symbol_table): Initialize
2737 tls_commons_.
2738 (Symbol_table::add_from_object): Put TLS common symbols on
2739 tls_commons_ list.
2740 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2741 which are IN_OUTPUT_DATA.
2742 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2743 allocate_commons and do_allocate_commons declarations. Declare
2744 do_allocate_commons_list.
2745 * gold.cc (queue_middle_tasks): Update creation of
2746 Allocate_commons_task to not pass options.
2747 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2748 (TLS_TEST_C_FLAGS): New variable.
2749 (tls_test_c_pic.o): New target.
2750 (tls_test_shared.so): Link in tls_test_c_pic.o.
2751 (tls_test_c_pic_ie.o): New target.
2752 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2753 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2754 (tls_test_c.o): New target.
2755 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2756 (tls_pic_test_LDADD): Likewise.
2757 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2758 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2759 (tls_test_c_gnu2.o): New target.
2760 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2761 tls_test_c_gnu2.o.
2762 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2763 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2764 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2765 * testsuite/tls_test.cc: Include "config.h".
2766 (t_last): Call t11_last.
2767 * testsuite/tls_test.h (t11, t11_last): Declare.
2768 * testsuite/tls_test_c.c: New file.
2769 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2770 * configure.ac: Check for OpenMP support.
2771 * configure, config.in, Makefile.in: Rebuild.
2772 * testsuite/Makefile.in: Rebuild.
2773
edfbb029
CC		 27742008-04-16 Cary Coutant <ccoutant@google.com>
2775
2776 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2777 (Target_i386::tls_base_symbol_defined_): New field.
2778 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2779 (Target_i386::Scan::global): Likewise.
2780 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2781 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2782 (Target_x86_64::tls_base_symbol_defined_): New field.
2783 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2784 (Target_x86_64::Scan::global): Likewise.
2785
f3c69fca
CC		 27862008-04-16 Cary Coutant <ccoutant@google.com>
2787
2788 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2789 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2790 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2791 building shared libraries.
2792 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2793 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2794 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2795 * testsuite/Makefile.in: Rebuild.
2796 * testsuite/weak_undef.h: New file.
2797 * testsuite/weak_undef_file1.cc: Add extra test cases.
2798 * testsuite/weak_undef_file2.cc: Likewise.
2799 * testsuite/weak_undef_test.cc: Likewise.
2800
7c414435
DM		 28012008-04-16 David S. Miller <davem@davemloft.net>
2802
32b769e1
DM		 2803 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2804 Add issued_non_pic_error_ field. Declare check_non_pic.
2805 (Target_sparc::Scan::check_non_pic): New function.
2806 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2807 (Target_sparc::Scan::global): Likewise.
2808
11936fb1
DM		 2809 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2810 * configure: Rebuild.
2811
7c414435
DM		 2812 * options.h (DEFINE_enable): New macro.
2813 (new_dtags): New enable option.
2814 (initfirst, interpose, loadfltr, nodefaultlib,
2815 nodelete, nodlopen, nodump): New -z options.
2816 * layout.cc (Layout:finish_dynamic_section): If new
2817 dtags enabled, emit DT_RUNPATH. Also, emit a
2818 DT_FLAGS_1 containing any specified -z flags.
2819
85c7bf8b
ILT		 28202008-04-16 Ian Lance Taylor <iant@google.com>
2821
12c0daef
ILT		 2822 * copy-relocs.cc: New file.
2823 * copy-relocs.h: New file.
2824 * reloc.cc: Remove Copy_relocs code.
2825 * reloc.h: Likewise.
2826 * reloc-types.h (struct Reloc_types) [both versions]: Add
2827 get_reloc_addend_noerror.
2828 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2829 variants of add_global which take an addend which must be zero.
2830 * i386.cc: Include "copy-relocs.h".
2831 (class Target_i386): Change type of copy_relocs_ to variable,
2832 update initializer.
2833 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2834 Change all callers.
2835 (Target_i386::do_finalize_sections): Change handling of
2836 copy_relocs_.
2837 * sparc.cc: Include "copy-relocs.h".
2838 (class Target_sparc): Change type of copy_relocs_ to variable,
2839 update initializer.
2840 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2841 Change all callers.
2842 (Target_sparc::do_finalize_sections): Change handling of
2843 copy_relocs_.
2844 * x86_64.cc: Include "copy-relocs.h".
2845 (class Target_x86_64): Change type of copy_relocs_ to variable,
2846 update initializer.
2847 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2848 class. Change all callers.
2849 (Target_x86_64::do_finalize_sections): Change handling of
2850 copy_relocs_.
2851 * Makefile.am (CCFILES): Add copy-relocs.cc.
2852 (HFILES): Add copy-relocs.h.
2853
4f4995b6
ILT		 2854 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2855
85c7bf8b
ILT		 2856 * testsuite/script_test_4.sh: Permit leading zeroes.
2857
4f2a9edd
ILT		 28582008-04-15 Ian Lance Taylor <iant@google.com>
2859
e6188289
ILT		 2860 * script-sections.cc (Script_sections::create_segments): Use
2861 header_size_adjustment even when there is enough room for the
2862 headers.
2863 * testsuite/script_test_4.sh: New file.
2864 * testsuite/script_test_4.t: New file.
2865 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2866 (check_DATA): Add script_test_4.stdout.
2867 (MOSTLYCLEANFILES): Likewise.
2868 (script_test_4): New target.
2869 (script_test_4.stdout): New target.
2870 * testsuite/Makefile.in: Rebuild.
2871
4f2a9edd
ILT		 2872 * sparc.cc: Add definitions for Output_data_plt_sparc class
2873 constants.
2874
f5314dd5
DM		 28752008-04-14 David S. Miller <davem@davemloft.net>
2876
2877 * sparc.cc: New file.
2878 * Makefile.am (TARGETSOURCES): Add sparc.cc
2879 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2880 * configure.tgt: Document targ_extra_size and
2881 targ_extra_big_endian. Add entries for sparc-* and
2882 sparc64-*.
2883 * configure.ac: Handle targ_extra_size and
2884 targ_extra_big_endian.
2885 * Makefile.in: Rebuild.
2886 * configure: Likewise.
2887 * po/POTFILES.in: Likewise.
2888 * po/gold.pot: Likewise.
2889
154e0e9a
ILT		 28902008-04-14 Ian Lance Taylor <iant@google.com>
2891
2892 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2893 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2894 in the name/type/flags to section mapping. Don't call
2895 allocate_output_section.
2896 (Layout::choose_output_section): Change parameter from adjust_name
2897 to is_input_section. Don't permit input sections after sections
2898 are attached to segments. Don't call allocate_output_section.
2899 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2900 not write_enable_output_section.
2901 (Layout::make_output_section): Don't push to
2902 unattached_section_list_ nor call attach_to_segment. Call
2903 attach_section_to_segment if sections are attached.
2904 (Layout::attach_sections_to_segments): New function.
2905 (Layout::attach_section_to_segment): New function.
2906 (Layout::attach_allocated_section_to_segment): Rename from
2907 attach_to_segment. Remove flags parameter.
2908 (Layout::allocate_output_section): Remove function.
2909 (Layout::write_enable_output_section): Remove function.
2910 * layout.h (class Layout): Update for above changes. Add new
2911 field sections_are_attached_.
2912 * output.h (Output_section::update_flags_for_input_section): New
2913 function.
2914 * output.cc (Output_section::add_input_section): Call
2915 update_flags_for_input_section.
2916 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2917
009a67a2
CC		 29182008-04-11 Cary Coutant <ccoutant@google.com>
2919
2920 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2921 thought unnecessary.
2922 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2923
759b1a24
ILT		 29242008-04-11 Ian Lance Taylor <iant@google.com>
2925
2926 * output.h (class Output_section_data): Remove inline definition
2927 of set_addralign.
2928 * output.cc (Output_section_data::set_addralign): New function.
2929
c2b45e22
CC		 29302008-04-11 Cary Coutant <ccoutant@google.com>
2931
2932 Add support for TLS descriptors for i386 and x86_64.
2933 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2934 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2935 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2936 GOT_TYPE_TLS_DESC.
2937 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2938 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2939 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2940 relocations.
2941 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2942 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2943 Fix problem with initial-exec relocations.
2944 (Target_i386::Relocate::relocate_tls): Likewise.
2945 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2946 relaxation.
2947 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2948 support for section-plus-offset dynamic table entries.
2949 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2950 (Output_data_dynamic::Dynamic_entry): Add support for
2951 section-plus-offset dynamic table entries.
2952 (Output_data_dynamic::Classification): Likewise.
2953 (Output_data_dynamic::classification_): Renamed offset_.
2954 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2955 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2956 (Target_x86_64::make_plt_section): New function.
2957 (Target_x86_64::reserve_tlsdesc_entries): New function.
2958 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2959 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2960 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2961 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2962 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2963 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2964 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2965 add extra PLT entry for TLS descriptors.
2966 (Output_data_plt_x86_64::got_): New field.
2967 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2968 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2969 fields.
2970 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2971 descriptors.
2972 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2973 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2974 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2975 R_386_TLS_DESC_CALL relocations.
2976 (Target_x86_64::Scan::global): Likewise.
2977 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2978 for TLS descriptors.
2979 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2980 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2981 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2982 GD-to-IE relaxation.
2983 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2984 and TLS_DESCRIPTORS.
2985 * Makefile.in: Rebuild.
2986 * configure: Rebuild.
2987 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2988 (tls_test_shared2.so): New target.
2989 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2990 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2991 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2992 (tls_shared_gd_to_ie_test_LDADD): New variable.
2993 (tls_shared_gnu2_gd_to_ie_test): New target.
2994 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2995 New targets.
2996 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2997 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2998 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2999 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3000 (tls_shared_gnu2_test): New target.
3001 (tls_test_gnu2_shared.so): New target.
3002 (tls_shared_gnu2_test_SOURCES): New variable.
3003 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3004 (tls_shared_gnu2_test_LDFLAGS): New variable.
3005 (tls_shared_gnu2_test_LDADD): New variable.
3006 * testsuite/Makefile.in: Rebuild.
3007 * testsuite/Makefile.
3008
83bfb6b7
ILT		 30092008-04-11 Ian Lance Taylor <iant@google.com>
3010
3011 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3012 justsyms.t.
3013 * testsuite/Makefile.in: Rebuild.
3014
3015 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3016 long.
3017 * testsuite/script_test_2.cc (main): Adjust test.
3018
706e1f5e
ILT		 30192008-04-11 David S. Miller <davem@davemloft.net>
3020 Ian Lance Taylor <iant@google.com>
3021
3022 * options.h (General_options): Add entries for '-Y' and
3023 '-relax'.
3024 * options.cc (General_options:finalize): If -Y was used, add those
3025 entries to the library path instead of the default "/lib" and
3026 "/usr/lib".
3027
7c98e6bb
DM		 30282008-04-11 David S. Miller <davem@davemloft.net>
3029
3030 * testsuite/justsyms.t: Start at 0x100.
3031 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 3032 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3033 long.
3034 * testsuite/script_test_2.cc: Adjust string and section length
3035 checks.
7c98e6bb 3036
99a37bfd
ILT		 30372008-04-09 Ian Lance Taylor <iant@google.com>
3038
2cefc357
ILT		 3039 PR gold/5996
3040 * script-sections.cc (Sections_element::allocate_to_segment): Add
3041 orphan parameter.
3042 (Output_section_definition::allocate_to_segment): Likewise.
3043 (Orphan_output_section::allocate_to_segment): Likewise.
3044 (Script_sections::attach_sections_using_phdrs_clause): Don't
3045 propagate non-PT_LOAD segments to orphan sections.
3046 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3047 readelf rather than objdump.
3048 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3049 .interp section and PT_INTERP segment are the same size.
3050 * testsuite/Makefile.in: Rebuild.
3051
99a37bfd
ILT		 3052 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3053 aliases for symbols defined in the same object.
3054 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3055 (weak_alias_test_SOURCES): New variable.
3056 (weak_alias_test_DEPENDENCIES): New variable.
3057 (weak_alias_test_LDFLAGS): New variable.
3058 (weak_alias_test_LDADD): New variable.
3059 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3060 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3061 (weak_alias_test_3.o): New target.
3062 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3063 * testsuite/weak_alias_test_main.cc: New file.
3064 * testsuite/weak_alias_test_1.cc: New file.
3065 * testsuite/weak_alias_test_2.cc: New file.
3066 * testsuite/weak_alias_test_3.cc: New file.
3067
780e49c5
ILT		 30682008-04-08 Ian Lance Taylor <iant@google.com>
3069
cdb0b8f5
ILT		 3070 * options.h (class General_options): Add --noinhibit-exec option.
3071 * main.cc (main): Check --noinhibit-exec.
3072
0864d551
ILT		 3073 * options.h (class General_options): Define --wrap as a special
3074 option. Add wrap_symbols_ field.
3075 (General_options::any_wrap_symbols): New function.
3076 (General_options::is_wrap_symbol): New function.
3077 * options.cc (General_options::parse_wrap): New function.
3078 (General_options::General_options): Initialize wrap_symbols_.
3079 * symtab.cc (Symbol_table::wrap_symbol): New function.
3080 (Symbol_table::add_from_object): Handle --wrap.
3081 * symtab.h (class Symbol_table): Declare wrap_symbol.
3082 * target.h (Target::wrap_char): New function.
3083 (Target::Target_info): Add wrap_char field.
3084 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3085 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3086 * testsuite/testfile.cc (Target_test::test_target_info):
3087 Likewise.
3088
789aa6de
ILT		 3089 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3090 there is one.
3091
2c38906f
ILT		 3092 * layout.h (class Layout): Add added_eh_frame_data_ field.
3093 * layout.cc (Layout::Layout): Initialize new field.
3094 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3095 output section until we find a section we merged successfully.
3096 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3097 that the size be non-zero.
3098
780e49c5
ILT		 3099 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3100 qualifier.
3101
7fcd0256
ILT		 31022008-04-08 Craig Silverstein <csilvers@google.com>
3103
3104 * configure.ac: Export new conditional variable HAVE_ZLIB.
3105 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3106 on HAVE_ZLIB.
3107 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3108 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3109
6835af53
ILT		 31102008-04-07 Ian Lance Taylor <iant@google.com>
3111
e24f324c
ILT		 3112 * version.cc (version_string): Set to "1.5".
3113
a036edd8
ILT		 3114 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3115 Add issued_non_pic_error_ field. Declare check_non_pic.
3116 (Target_x86_64::Scan::check_non_pic): New function.
3117 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3118 (Target_x86_64::Scan::global): Likewise.
3119
624f8810
ILT		 3120 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3121 addend parameter. Change caller. Handle merge sections.
3122 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3123 Address to Addend. Don't add in the result of
3124 local_section_offset, pass down the addend and use the returned
3125 value.
3126 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3127 Update declarations of local_section_offset and symbol_value.
3128 * testsuite/two_file_test_1.cc (t18): New function.
3129 * testsuite/two_file_test_2.cc (f18): New function.
3130 * testsuite/two_file_test_main.cc (main): Call t18.
3131 * testsuite/two_file_test.h (t18, f18): Declare.
3132
6835af53
ILT		 3133 * configure.ac: Don't test for objdump, c++filt, or readelf.
3134 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3135 conditionals.
3136 (TEST_READELF): New variable.
3137 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3138 (check_PROGRAMS): Add two_file_strip_test.
3139 (two_file_strip_test): New target.
3140 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3141 (two_file_same_shared_strip_test_SOURCES): New variable.
3142 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3143 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3144 (two_file_same_shared_strip_test_LDADD): New variable.
3145 (two_file_shared_strip.so): New target.
3146 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3147 (ver_test_5.syms, ver_test_7.syms): Likewise.
3148 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3149 (strip_test_3.stdout): Use TEST_OBJDUMP.
3150 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3151
86925eef
CC		 31522008-04-04 Cary Coutant <ccoutant@google.com>
3153
3154 * symtab.h (Symbol::is_weak_undefined): New function.
3155 (Symbol::is_strong_undefined): New function.
3156 (Symbol::is_absolute): New function.
3157 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3158 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3159 absolute symbols.
3160 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3161 (weak_undef_test): New target.
3162 * testsuite/Makefile.in: Rebuild.
3163 * testsuite/weak_undef_file1.cc: New file.
3164 * testsuite/weak_undef_file2.cc: New file.
3165 * testsuite/weak_undef_test.cc: New file.
3166
126f3ece
ILT		 31672008-04-03 Craig Silverstein <csilvers@google.com>
3168
3169 * compressed_output.h (class Output_compressed_section): Use
3170 unsigned buffer.
3171 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3172 add zlib header.
3173 (zlib_compressed_suffix): Removed.
3174 (Output_compressed_section::set_final_data_size): Use unsigned
3175 buffers.
3176 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3177 Fix linker invocation.
3178 (flagstest_o_specialfile_and_compress_debug_sections):
3179 Likewise.
3180 * testsuite/Makefile.in: Regenerated.
3181
deae2a14
DM		 31822008-04-02 David S. Miller <davem@davemloft.net>
3183
3184 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3185 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3186
70752818
ILT		 31872008-04-02 Craig Silverstein <csilvers@google.com>
3188
3189 * TODO: New file.
3190
39d0cb0e
ILT		 31912008-04-02 Ian Lance Taylor <iant@google.com>
3192
3193 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3194 parameters. Update for new key type to views_. Change all
3195 callers.
3196 (File_read::read): Adjust for byteshift in returned view.
3197 (File_read::add_view): New function, broken out of
3198 find_and_make_view.
3199 (File_read::make_view): New function, broken out of
3200 find_and_make_view.
3201 (File_read::find_or_make_view): Add offset and aligned
3202 parameters. Rewrite accordingly. Change all callers.
3203 (File_read::get_view): Add offset and aligned parameters. Adjust
3204 for byteshift in return value.
3205 (File_read::get_lasting_view): Likewise.
3206 * fileread.h (class File_read): Update declarations.
3207 (class File_read::View): Add byteshift_ field. Add byteshift to
3208 constructor. Add byteshift method.
3209 * archive.h (Archive::clear_uncached_views): New function.
3210 (Archive::get_view): Add aligned parameter. Change all callers.
3211 * object.h (Object::get_view): Add aligned parameter. Change all
3212 callers.
3213 (Object::get_lasting_view): Likewise.
3214
3215 * fileread.cc (File_read::release): Don't call clear_views if
3216 there are multiple objects.
3217 * fileread.h (File_read::clear_uncached_views): New function.
3218 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3219 on the archive.
3220
a1207466
CC		 32212008-03-31 Cary Coutant <ccoutant@google.com>
3222
3223 Add thin archive support.
3224 * archive.cc (Archive::armagt): New const.
3225 (Archive::setup): Remove task parameter and calls to unlock.
3226 (Archive::unlock_nested_archives): New function.
3227 (Archive::read_header): Add nested_off parameter. Change
3228 all callers.
3229 (Archive::interpret_header): Likewise.
3230 (Archive::include_all_members): Change to handle thin
3231 archives.
3232 (Archive::include_member): Likewise.
3233 * archive.h (Archive::Archive): Add new parameters and
3234 initializers.
3235 (Archive::armagt): New const.
3236 (Archive::setup): Remove task parameter.
3237 (Archive::unlock_nested_archives): New function.
3238 (Archive::read_header): Add nested_off parameter.
3239 (Archive::interpret_header): Likewise.
3240 (Archive::Nested_archive_table): New typedef.
3241 (Archive::is_thin_archive_): New field.
3242 (Archive::nested_archives_): New field.
3243 (Archive::options_): New field.
3244 (Archive::dirpath_): New field.
3245 (Archive::task_): New field.
3246 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3247 for thin archives. Pass additional parameters to
3248 Archive::Archive. Unlock the archive file after calling
3249 Archive::setup.
cd536b21 3250
479f6503
ILT		 32512008-03-29 Ian Lance Taylor <iant@google.com>
3252
686c8caf
ILT		 3253 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3254 version symbol to be local.
3255 * testsuite/ver_test_4.sh: New file.
3256 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3257 (check_DATA): Add ver_test_4.syms.
3258 (ver_test_4.syms): New target.
3259 * testsuite/Makefile.in: Rebuild.
3260
ab794b6b
ILT		 3261 * output.cc
3262 (Output_section::Input_section_sort_entry::has_priority): New
3263 function.
3264 (Output_section::Input_section_sort_entry::match_file_name): New
3265 function.
3266 (Output_section::Input_section_sort_entry::match_section_name):
3267 Remove.
3268 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3269 Remove.
3270 (Output_section::Input_section_sort_entry::match_section_file):
3271 Remove.
3272 (Output_section::Input_section_sort_compare::operator()): Rewrite
3273 using new Input_section_sort_entry functions. Sort crtbegin and
3274 crtend first. Sort sections with no priority before sections with
3275 a priority.
3276 * testsuite/initpri1.c (d3): Check j != 4.
3277 (cd5): New constructor/destructor function.
3278 (main): Check j != 2.
3279
479f6503
ILT		 3280 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3281 new symbol when resolving, don't call set_is_default.
3282 * testsuite/ver_test_7.cc: New file.
3283 * testsuite/ver_test_7.sh: New file.
3284 * testsuite/Makefile.am (ver_test_7.so): New target.
3285 (ver_test_7.o): New target.
3286 (check_SCRIPTS): Add ver_test_7.sh.
3287 (check_DATA): Add ver_test_7.syms.
3288 (ver_test_7.syms): New target.
3289
2fd32231
ILT		 32902008-03-28 Ian Lance Taylor <iant@google.com>
3291
3292 * layout.cc (Layout::layout): If we see an input section with a
3293 name that needs sorting, set the must_sort flag for the output
3294 section.
3295 (Layout::make_output_section): If the name of the output section
3296 indicates that it might require sorting, set the may_sort flag.
3297 * output.h (Output_section::may_sort_attached_input_sections): New
3298 function.
3299 (Output_section::set_may_sort_attached_input_sections): New
3300 function.
3301 (Output_section::must_sort_attached_input_sections): New
3302 function.
3303 (Output_section::set_must_sort_attached_input_sections): New
3304 function.
3305 (class Output_section): Declare Input_section_sort_entry. Define
3306 Input_section_sort_compare. Declare
3307 sort_attached_input_sections. Add new fields:
3308 may_sort_attached_input_sections_,
3309 must_sort_attached_input_sections_,
3310 attached_input_sections_are_sorted_.
3311 * output.cc (Output_section::Output_section): Initialize new
3312 fields.
3313 (Output_section::add_input_section): Add an entry to
3314 input_sections_ if may_sort or must_sort are true.
3315 (Output_section::set_final_data_size): Call
3316 sort_attached_input_sections if necessary.
3317 (Output_section::Input_section_sort_entry): Define new class.
3318 (Output_section::Input_section_sort_compare::operator()): New
3319 function.
3320 (Output_section::sort_attached_input_sections): New function.
3321 * configure.ac: Check whether the compiler supports constructor
3322 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3323 * testsuite/initpri1.c: New file.
3324 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3325 CONSTRUCTOR_PRIORITY.
3326 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3327 (initpri1_LDFLAGS): New variable.
3328 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3329
18e6b24e
ILT		 33302008-03-27 Ian Lance Taylor <iant@google.com>
3331
49bdd526
ILT		 3332 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3333 * testsuite/common_test_1.c: New file.
3334 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3335 (common_test_1_SOURCES): New variable.
3336 (common_test_1_DEPENDENCIES): New variable.
3337 (common_test_1_LDFLAGS): New variable.
3338
18e6b24e
ILT		 3339 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3340 and commons_ correctly when NAME/VERSION does not override
3341 NAME/NULL.
3342 * testsuite/ver_test_6.c: New file.
3343 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3344 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3345 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3346
04bf7072
ILT		 33472008-03-26 Ian Lance Taylor <iant@google.com>
3348
5871526f
ILT		 3349 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3350 of an undefined symbol from a version script.
3351 * testsuite/Makefile.am (ver_test_5.so): New target.
3352 (ver_test_5.o): New target.
3353 (check_SCRIPTS): Add ver_test_5.sh.
3354 (check_DATA): Add ver_test_5.syms.
3355 (ver_test_5.syms): New target.
3356 * testsuite/ver_test_5.cc: New file.
3357 * testsuite/ver_test_5.script: New file.
3358 * testsuite/ver_test_5.sh: New file.
3359 * Makefile.in, testsuite/Makefile.in: Rebuild.
3360
04bf7072
ILT		 3361 PR gold/5986
3362 Fix problems building gold with gcc 4.3.0.
3363 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3364 (gold_error_at_location, gold_warning_at_location): Use it.
3365 * configure.ac: Check whether we can compile and use a template
3366 function with a printf attribute.
3367 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3368 when jumping over bytes.
3369 * object.cc: Instantiate Object::read_section_data.
3370 * debug.h: Include <cstring>
3371 * dwarf_reader.cc: Include <algorithm>
3372 * main.cc: Include <cstring>.
3373 * options.cc: Include <cstring>.
3374 * output.cc: Include <cstring>.
3375 * script.cc: Include <cstring>.
3376 * script.h: Include <string>.
3377 * symtab.cc: Include <cstring> and <algorithm>.
3378 * target-select.cc: Include <cstring>.
3379 * version.cc: Include <string>.
3380 * testsuite/testmain.cc: Include <cstdlib>.
3381 * configure, config.in: Rebuild.
3382
874c5b28
ILT		 33832008-03-25 Ian Lance Taylor <iant@google.com>
3384
819d6c3a
ILT		 3385 * options.cc: Include "../bfd/bfdver.h".
3386 (options::help): Print bug reporting address.
3387
f4b2c6f5
ILT		 3388 * version.cc (print_version): Adjust output for current value of
3389 BFD_VERSION_STRING.
3390
3391 * NEWS: New file.
3392
e96caa79
ILT		 3393 * options.cc (options::help): Print list of supported targets.
3394 * target-select.h: Include <vector>.
3395 (class Target_selector): Make machine_, size_, and is_big_endian_
3396 fields const. Add bfd_name_ and instantiated_target_ fields.
3397 (Target_selector::Target_selector): Add bfd_name parameter.
3398 (Target_selector::recognize): Make non-virtual, call
3399 do_recognize.
3400 (Target_selector::recognize_by_name): Make non-virtual, call
3401 do_recognize_by_name.
3402 (Target_selector::supported_names): New function.
3403 (Target_selector::bfd_name): New function.
3404 (Target_selector::do_instantiate_target): New pure virtual
3405 function.
3406 (Target_selector::do_recognize): New virtual function.
3407 (Target_selector::do_recognize_by_name): New virtual function.
3408 (Target_selector::instantiate_target): New private function.
3409 (supported_target_names): Declare.
3410 * target-select.cc (Target_selector::Target_selector): Update for
3411 new parameter and fields.
3412 (select_target_by_name): Check that the name matches before
3413 calling recognize_by_name.
3414 (supported_target_names): New function.
3415 * i386.cc (class Target_selector_i386): Update Target_selector
3416 constructor call. Remove recognize and recognize_by_name. Add
3417 do_instantiate_target.
3418 * x86_64.cc (class Target_selector_x86_64): Likewise.
3419 * testsuite/testfile.cc (class Target_selector_test): Update for
3420 changes to Target_selector.
3421
874c5b28
ILT		 3422 * README: Rewrite, with some notes on unsupported features.
3423
0a65a3a7
CC		 34242008-03-24 Cary Coutant <ccoutant@google.com>
3425
3426 * i386.cc (Target_i386::Got_type): New enum declaration.
3427 (Target_i386::Scan::local): Updated callers of Output_data_got
3428 member functions.
3429 (Target_i386::Scan::global): Likewise.
3430 (Target_i386::Relocate::relocate): Likewise.
3431 (Target_i386::Relocate::relocate_tls): Likewise.
3432 * object.h (Got_offset_list): New class.
3433 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3434 (Sized_relobj::local_got_offset): Likewise.
3435 (Sized_relobj::set_local_got_offset): Likewise.
3436 (Sized_relobj::local_has_tls_got_offset): Removed.
3437 (Sized_relobj::local_tls_got_offset): Removed.
3438 (Sized_relobj::set_local_tls_got_offset): Removed.
3439 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3440 * output.cc (Output_data_got::add_global): Added got_type parameter.
3441 (Output_data_got::add_global_with_rel): Likewise.
3442 (Output_data_got::add_global_with_rela): Likewise.
3443 (Output_data_got::add_global_pair_with_rel): New function.
3444 (Output_data_got::add_global_pair_with_rela): New function.
3445 (Output_data_got::add_local): Added got_type parameter.
3446 (Output_data_got::add_local_with_rel): Likewise.
3447 (Output_data_got::add_local_with_rela): Likewise.
3448 (Output_data_got::add_local_pair_with_rel): New function.
3449 (Output_data_got::add_local_pair_with_rela): New function.
3450 (Output_data_got::add_global_tls): Removed.
3451 (Output_data_got::add_global_tls_with_rel): Removed.
3452 (Output_data_got::add_global_tls_with_rela): Removed.
3453 (Output_data_got::add_local_tls): Removed.
3454 (Output_data_got::add_local_tls_with_rel): Removed.
3455 (Output_data_got::add_local_tls_with_rela): Removed.
3456 * output.h (Output_data_got::add_global): Added got_type parameter.
3457 (Output_data_got::add_global_with_rel): Likewise.
3458 (Output_data_got::add_global_with_rela): Likewise.
3459 (Output_data_got::add_global_pair_with_rel): New function.
3460 (Output_data_got::add_global_pair_with_rela): New function.
3461 (Output_data_got::add_local): Added got_type parameter.
3462 (Output_data_got::add_local_with_rel): Likewise.
3463 (Output_data_got::add_local_with_rela): Likewise.
3464 (Output_data_got::add_local_pair_with_rel): New function.
3465 (Output_data_got::add_local_pair_with_rela): New function.
3466 (Output_data_got::add_global_tls): Removed.
3467 (Output_data_got::add_global_tls_with_rel): Removed.
3468 (Output_data_got::add_global_tls_with_rela): Removed.
3469 (Output_data_got::add_local_tls): Removed.
3470 (Output_data_got::add_local_tls_with_rel): Removed.
3471 (Output_data_got::add_local_tls_with_rela): Removed.
3472 * resolve.cc (Symbol::override_base_with_special): Removed
3473 reference to has_got_offset_ field.
3474 * symtab.cc (Symbol::init_fields): Replaced initialization
3475 of got_offset_ with got_offsets_. Removed initialization
3476 of has_got_offset_
53fcba31 3477 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3478 (Symbol::got_offset): Likewise.
3479 (Symbol::set_got_offset): Likewise.
3480 (Symbol::has_tls_got_offset): Removed.
3481 (Symbol::tls_got_offset): Removed.
3482 (Symbol::set_tls_got_offset): Removed.
3483 (Symbol::got_offset_): Removed.
3484 (Symbol::tls_mod_got_offset_): Removed.
3485 (Symbol::tls_pair_got_offset_): Removed.
3486 (Symbol::got_offsets_): New field.
3487 (Symbol::has_got_offset): Removed.
3488 (Symbol::has_tls_mod_got_offset): Removed.
3489 (Symbol::has_tls_pair_got_offset): Removed.
3490 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3491 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3492 member functions.
3493 (Target_x86_64::Scan::global): Likewise.
3494 (Target_x86_64::Relocate::relocate): Likewise.
3495 (Target_x86_64::Relocate::relocate_tls): Likewise.
3496
bd52eafb
BE		 34972008-03-25 Ben Elliston <bje@au.ibm.com>
3498
3499 * yyscript.y: Fix spelling error in comment.
3500
8b105e34
ILT		 35012008-03-24 Ian Lance Taylor <iant@google.com>
3502
8ed814a9
ILT		 3503 * options.h (class General_options): Define build_id option.
3504 * layout.h (class Layout): Declare write_build_id, create_note,
3505 create_build_id. Add build_id_note_ member.
3506 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3507 "libiberty.h", "md5.h", "sha1.h".
3508 (Layout::Layout): Initialize eh_frame_data_,
3509 eh_frame_hdr_section_, and build_id_note_.
3510 (Layout::finalize): Call create_build_id.
3511 (Layout::create_note): New function, broken out of
3512 Layout::create_gold_note.
3513 (Layout::create_gold_note): Call create_note.
3514 (Layout::create_build_id): New function.
3515 (Layout::write_build_id): New function.
3516 (Close_task_runner::run): Call write_build_id.
3517
8b105e34
ILT		 3518 * x86_64.cc: Correct license to GPLv3.
3519
086a1841
ILT		 35202008-03-23 Ian Lance Taylor <iant@google.com>
3521
3522 * options.cc: Include "demangle.h".
3523 (parse_optional_string): New function.
3524 (parse_long_option): Handle takes_optional_argument.
3525 (parse_short_option): Update dash_z initializer. Handle
3526 takes_optional_argument.
3527 (General_options::General_options): Initialize do_demangle_.
3528 (General_options::finalize): Set do_demangle_. Handle demangling
3529 style.
3530 * options.h (parse_optional_string): Declare.
3531 (struct One_option): Add optional_arg field. Update constructor.
3532 Update call constructor calls. Add takes_optional_argument
3533 function.
3534 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3535 (DEFINE_optional_string): Define.
3536 (General_options::demangle): Change from DEFINE_bool to
3537 DEFINE_optional_string.
3538 (General_options::no_demangle): New function.
3539 (General_options::do_demangle): New function.
3540 (General_options::set_do_demangle): New function.
3541 (General_options::execstack_status_): Move definition to end of
3542 class definition.
3543 (General_options::static_): Likewise.
3544 (General_options::do_demangle_): New field.
3545 * object.cc (big_endian>::get_symbol_location_info): Call
3546 Options::do_demangle, not Options::demangle.
3547 * symtab.cc (demangle): Likewise.
3548
cbb93e63
ILT		 35492008-03-22 Ian Lance Taylor <iant@google.com>
3550
3551 * gold.h: Include <cstddef> and <sys/types.h>
3552 * options.h: Include <cstring>.
3553
ec531623
ILT		 35542008-03-21 Ian Lance Taylor <iant@google.com>
3555
3556 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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