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[deliverable/binutils-gdb.git] / gold / ChangeLog
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1518dc8f
ILT		 12009-06-23 Ian Lance Taylor <iant@google.com>
2
3 PR 10219
4 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5 (Layout::make_output_section): Set have_stabstr_section_ if we see
6 a .stab*str section.
7 (Layout::finalize): Call link_stabs_sections.
8 (Layout::link_stabs_sections): New file.
9 * layout.h (class Layout): Add have_stabstr_section_ field.
10 Declare link_stabs_sections.
11
3d857b98
DK		 122009-06-23 Doug Kwan <dougkwan@google.com>
13
14 * Makefile.am (libgold_a_LIBADD): New.
15 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
16 * Makefile.in: Regenerate.
17 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
18 * configure: Regenerate.
19 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
20 * fileread.cc: Include sys/state.h
21 * gold.h: Declare memmem and strndup if found missing.
22 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
23
0639a6f6
ILT		 242009-06-23 Ian Lance Taylor <iant@google.com>
25
26 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
27 * configure: Rebuild.
28
8d63875c
ILT		 292009-06-23 Ian Lance Taylor <iant@google.com>
30
31 PR 10147
32 * object.cc (Object::section_contents): Don't try to get a view if
33 the section has length zero.
34 (Object::handle_gnu_warning_section): If the section is empty, use
35 the name of the section as the warning.
36
f7c8a183
ILT		 372009-06-23 Ian Lance Taylor <iant@google.com>
38
39 PR 10133
40 * stringpool.h (class Stringpool_template): Add optimize_ field.
41 (Stringpool_template::set_optimize): New function.
42 * stringpool.cc (Stringpool_template::Stringpool_template):
43 Initialize optimize_ field.
44 (Stringpool_template::set_string_offsets): Test local optimize
45 fild rather than parameter.
46 * layout.cc (Layout::Layout): Call set_optimize on the section
47 name stringpool.
48
e6a307ba
ILT		 492009-06-22 Ian Lance Taylor <iant@google.com>
50
51 PR 10030
52 * yyscript.y: Parse TARGET.
53 * script.cc (script_set_target): New function.
54 * script-c.h (script_set_target): Declare.
55 * options.cc (General_options::string_to_object_format): Rename
56 from string_to_object_format in anonymous namespace. Change
57 callers.
58 * options.h (class General_options): Declare
59 string_to_object_format.
60
3ee173de
ILT		 612009-06-22 Ian Lance Taylor <iant@google.com>
62
63 * script-sections.cc (Script_sections::create_segments): Don't put
64 program headers in a PT_LOAD segment if -n or -N.
65
662009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 67
68 PR 10141
69 * options.h (class General_options): Add -z lazy and -z now. Sort
70 -z options into alphabetical order.
71 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
72
cd6739a1 732009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 74
75 * layout.cc (Layout::make_output_section): Call
76 Target::new_output_section.
77 (Layout::attach_allocated_section_to_segment): Put large section
78 sections in a separate load segment with the large segment flag
79 set.
80 (Layout::segment_precedes): Sort large data segments after other
81 load segments.
82 (align_file_offset): New static function.
83 (Layout::set_segment_offsets): Use align_file_offset.
84 * output.h (class Output_section): Add is_small_section_ and
85 is_large_section_ fields.
86 (Output_section::is_small_section): New function.
87 (Output_section::set_is_small_section): New function.
88 (Output_section::is_large_section): New function.
89 (Output_section::set_is_large_section): New function.
90 (Output_section::is_large_data_section): New function.
91 (class Output_segment): Add is_large_data_segment_ field.
92 (Output_segment::is_large_data_segment): New function.
93 (Output_segment::set_is_large_data_segment): New function.
94 * output.cc (Output_section::Output_section): Initialize new
95 fields.
96 (Output_segment::Output_segment): Likewise.
97 (Output_segment::add_output_section): Add assertion that large
98 data sections always go in large data segments. Force small data
99 sections to the end of the list of data sections. Force small BSS
100 sections to the start of the list of BSS sections. For large BSS
101 sections to the end of the list of BSS sections.
102 * symtab.h (class Symbol): Declare is_common_shndx.
103 (Symbol::is_defined): Check Symbol::is_common_shndx.
104 (Symbol::is_common): Likewise.
105 (class Symbol_table): Define enum Commons_section_type. Update
106 declarations. Add small_commons_ and large_commons_ fields.
107 * symtab.cc (Symbol::is_common_shndx): New function.
108 (Symbol_table::Symbol_table): Initialize new fields.
109 (Symbol_table::add_from_object): Put small and large common
110 symbols in the right list.
111 (Symbol_table::sized_finalized_symbol): Check
112 Symbol::is_common_shndx.
113 (Symbol_table::sized_write_globals): Likewise.
114 * common.cc (Symbol_table::do_allocate_commons): Allocate new
115 common symbol lists. Don't call do_allocate_commons_list if the
116 list is empty.
117 (Symbol_table::do_allocate_commons_list): Remove is_tls
118 parameter. Add comons_section_type parameter. Change all
119 callers. Handle small and large common symbols.
120 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
121 Symbol::is_common_shndx.
122 * resolve.cc (symbol_to_bits): Likewise.
123 * target.h (Target::small_common_shndx): New function.
124 (Target::small_common_section_flags): New function.
125 (Target::large_common_shndx): New function.
126 (Target::large_common_section_flags): New function.
127 (Target::new_output_section): New function.
128 (Target::Target_info): Add small_common_shndx, large_common_shndx,
129 small_common_section_flags, and large_common_section_flags
130 fields.
131 (Target::do_new_output_section): New virtual function.
132 * arm.cc (Target_arm::arm_info): Initialize new fields.
133 * i386.cc (Target_i386::i386_info): Likewise.
134 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
135 Likewise.
136 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
137 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
138 (Target_x86_64::do_new_output_section): New function.
139 * configure.ac: Define conditional MCMODEL_MEDIUM.
140 * testsuite/Makefile.am (check_PROGRAMS): Add large.
141 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
142 (large_LDFLAGS): Define.
143 * testsuite/large.c: New file.
144 * testsuite/testfile.cc (Target_test::test_target_info):
145 Initialize new fields.
146 * configure, testsuite/Makefile.in: Rebuild.
147
bb04269c
DK		 1482009-06-05 Doug Kwan <dougkwan@google.com>
149
150 * Makefile.am (CCFILES): Add target.cc.
151 * Makefile.in: Regenerate.
152 * i386.cc (class Target_i386): Define new virtual method to
153 override do_is_local_label_name in parent.
154 * object.cc (Sized_relobj::do_count_local_symbols): Discard
155 local symbols if --discard-locals or -X is given.
156 * options.h (class General_options): Declare new options
157 '--discard-locals' and '-X' for discarding locals.
158 * target.h (class Target): Define new methods is_local_label_name.
159 Declare new virtual method do_is_local_label_name.
160 * target.cc: New file.
161 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
162 (check_SCRIPTS): Add discard_locals_test.sh.
163 (check_DATA): Add discard_local_tests.syms.
164 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
165 (discard_local_tests.syms, discard_locals_test.o): New make rules.
166 * testsuite/Makefile.in: Regenerate.
167 * testsuite/discard_locals_test.c: New file.
168 * testsuite/discard_locals_test.sh: Same.
169
805bb01c
DK		 1702009-06-05 Doug Kwan <dougkwan@google.com>
171
172 * object.cc (Sized_relobj::Sized_relobj): Initialize
173 discarded_eh_frame_shndx_ to -1U.
174 (Sized_relobj::do_layout): Record index of a discard .eh_frame
175 section.
176 (Sized_relobj::do_count_local_symbols): Skip local symbols in
177 a discarded .eh_frame section.
178 (Sized_relobj::do_finalize_local_symbols): Ditto.
179 * object.h (class Sized_relobj): Declare new member
180 discarded_eh_frame_shndx_.
181 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
182 (local_labels_test.o, local_labels_test): New rules.
183 * testsuite/Makefile.in: Regenerate.
184
1dcd334d
DK		 1852009-06-04 Doug Kwan <dougkwan@google.com>
186
187 * layout.cc (Layout::section_name_mapping): Add mapping for
188 special ARM sections.
189
96d49306
DK		 1902009-06-03 Doug Kwan <dougkwan@google.com>
191
192 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
193 (utils::has_overflow): Same.
194
dff16297
ILT		 1952009-06-03 Ian Lance Taylor <iant@google.com>
196
197 * layout.cc (Layout::section_name_mapping): New array, replacing
198 Layout::linkonce_mapping.
199 (Layout::section_name_mapping_count): New variable, replacing
200 Layout::linkonce_mapping_count.
201 (Layout::linkonce_output_name): Remove.
202 (Layout::output_section_name): Rewrite.
203 * layout.h (class Layout): Rename Linkonce_mapping to
204 Section_name_mapping, linkonce_mapping to section_name_mapping,
205 linkonce_mapping_count to section_name_mapping_count. Don't
206 declare linkonce_output_name.
207
c121c671
DK		 2082009-06-03 Doug Kwan <dougkwan@google.com>
209
210 * gold/arm.cc (namespace utils): New.
211 (Target_arm::reloc_is_non_pic): Define new method.
212 (class Arm_relocate_functions): New.
213 (Target_arm::Relocate::relocate): Handle relocation types used by
214 Android.
215
07800fab
ILT		 2162009-06-03 Ian Lance Taylor <iant@google.com>
217
218 * arm.cc (Target_arm::scan::global): Use || instead of |.
219
c121c671
DK		 2202009-06-02 Doug Kwan <dougkwan@google.com>
221
222 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
223 issued_non_pic_error_.
224 (class Target_arm::Scan): Declare new method check_non_pic.
225 Define new method symbol_needs_plt_entry.
226 Declare new data member issued_non_pic_error_.
227 (class Target_arm::Relocate): Declare new method
228 should_apply_static_reloc.
229 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
230 (Target_arm::Scan::check_non_pic): Define new method.
231 (Target_arm::Scan::local): Handle a small subset of reloc types used
232 by Android.
233 (Target_arm::Scan::local): Same.
234 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
235
b19b0c6d
ILT		 2362009-05-31 Mikolaj Zalewski <mikolajz@google.com>
237
238 * incremental.cc (Incremental_inputs::report_command_line): Filter
239 out --incremental-* options.
240
94cdfcff
DK		 2412009-05-29 Doug Kwan <dougkwan@google.com>
242
243 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
244 template class.
245 (class Target_arm): Update comment.
246 (Target_arm::Target_arm): Initialize new data members GOT_,
247 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
248 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
249 and Target_arm::rel_dyn_section.
250 Declare new_enum Target_arm::Got_type.
251 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
252 and DYNBSS_.
253 Update commments for member do_dynsym_value.
254 (Target_arm::got_size, Target_arm::plt_section,
255 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
256 new methods inside class defintion.
257 (Target_arm::got_section): Define new method.
258 (Target_arm::rel_dyn_section): Same.
259 (Output_data_plt_arm): New template class.
260 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
261 (Output_data_plt_arm:do_adjust_output_section): Define new method.
262 (Output_data_plt_arm::add_entry): Same.
263 (Output_data_plt_arm::first_plt_entry): Define new
264 static data member for PLT instruction template.
265 (Output_data_plt_arm::plt_entry): Same.
266 (Output_data_plt_arm::do_write): Define new method.
267 (Target_arm::make_plt_entry): Same.
268 (Target_arm::do_finalize_sections): Same.
269 (Target_arm::do_dynsym_value): Same.
270
4a657b0d
DK		 2712009-05-28 Doug Kwan <dougkwan@google.com>
272
273 * Makefile.am (TARGETSOURCES): Add arm.cc.
274 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
275 * Makefile.in: Regenerate.
276 * arm.cc: New file.
277 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
278
e7ae8c36
DK		 2792009-05-26 Doug Kwan <dougkwan@google.com>
280
281 * options.cc (General_options::parse_exclude_libs). Fix a comment.
282 (General_options::check_excluded_libs): Strip off directories in
283 archive name before matching like GNU ld does.
284 * testsuite/Makefile.am (MOSTLYCLEANFILES,
285 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
286 (exclude_libs_test_LDFLAGS): Add linker option
287 -Wl,--exclude-libs,libexclude_libs_test_3
288 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
289 an explicit archive without using -l.
290 (alt/libexclude_libs_test_3.a): New make rule.
291 * testsuite/Makefile.in: Regenerate.
292 * testsuite/exclude_libs_test.c : Declare lib3_default().
293 (main): Call it.
294 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
295 * exclude_libs_test_3.c: New file.
296
f12e7348
NC		 2972009-05-26 Nick Clifton <nickc@redhat.com>
298
299 * po/id.po: New Indonesian translation.
300 * po/gold.pot: Updated template file.
301
4daadc0d
ST		 3022009-05-22 Sriraman Tallam <tmsriram@google.com>
303
304 * testsuite/Makefile.am: Add -ffunction-sections to compile
305 gc_comdat_test files. Add -Wl,--gc-sections to build
306 gc_comdat_test.
307 * testsuite/Makefile.in: Regenerate.
308 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
309
531813ad
ST		 3102009-05-21 Sriraman Tallam <tmsriram@google.com>
311
312 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
313 kept comdat section was garbage collected.
314 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
315 * testsuite/Makefile.in: Regenerate.
316 * testsuite/gc_comdat_test.sh: New file.
317 * testsuite/gc_comdat_test_1.cc: New file.
318 * testsuite/gc_comdat_test_2.cc: New file.
319
65514900
CC		 3202009-05-19 Doug Kwan <dougkwan@google.com>
321
322 * archive.cc (Archive::Archive): Move constructor from archive.h
323 to here. Initialize no_export_.
324 (Archive::get_elf_object_for_member): Set no_export flag of object.
325 * archive.h (Archive::Archive): Move constructor body to
326 archive.cc.
327 (Archive::no_export): New method.
328 (Archive::no_export_): New field.
329 * object.h (Object::Object): Initialize no_export_ to false.
330 (Object::no_export, Object::set_no_export): New methods.
331 (Object::no_export_): New field.
332 * options.cc (General_options::parse_exclude_libs): New method.
333 (General_options::check_excluded_libs) Same.
334 * options.h (exclude_libs): New option.
335 (General_options::check_excluded_libs): New method declaration.
336 (General_options::excluded_libs_): New field.
337 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
338 default or protected visibility if an object has no-export flag set.
339 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
340 (check_SCRIPTS): Add exclude_libs_test.sh.
341 (check_DATA): Add exclude_libs_test.syms.
342 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
343 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
344 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
345 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
346 (exclude_libs_test.syms, libexclude_libs_test_1.a,
347 libexclude_libs_test_2.a): New rules.
348 * testsuite/Makefile.in: Regenerate.
349 * testsuite/exclude_libs_test.c: New file.
350 * testsuite/exclude_libs_test.sh: Ditto.
351 * testsuite/exclude_libs_test_1.c: Ditto.
352 * testsuite/exclude_libs_test_2.c: Ditto.
353
1b77ea50
ILT		 3542009-05-15 Ian Lance Taylor <iant@google.com>
355
356 * configure.ac: Check for declarations for cases where libiberty.h
357 checks HAVE_DECL_xxx.
358 * configure, config.in: Rebuild.
359
072fe7ce
ILT		 3602009-05-15 Mikolaj Zalewski <mikolajz@google.com>
361
362 * gold.h (Incremental_argument_list): Remove (invalid) forward
363 declaration.
364 * incremental.cc (Incremental_inputs::report_achive): New method.
365 (Incremental_inputs::report_object): New method.
366 (Incremental_inputs::report_script): New method.
367 (Incremental_inputs::finalize_inputs): New method.
368 (Incremental_inputs::finalize): Call finalize_inputs().
369 (Incremental_inputs::sized_create_incremental_inputs_section_data):
370 Create inputs entries.
371 * incremental.h (Incremental_input_type): New enum.
372 (Incremental_inputs::Incremental_input): Initialize new fields.
373 (Incremental_inputs::report_inputs): New method.
374 (Incremental_inputs::report_achive): New method.
375 (Incremental_inputs::report_object): New method.
376 (Incremental_inputs::report_script): New method.
377 (Incremental_inputs::finalize_inputs): New method.
378 (Incremental_inputs::Input_info): New struct.
379 (Incremental_inputs::Input_info_map): New typedef.
380 (Incremental_inputs::lock_): New field.
381 (Incremental_inputs::Inputs_): New field.
382 (Incremental_inputs::Inputs_map): New field.
383 * main.cc (main): Call Incremental_input::report_inputs.
384 * options.h (Input_argument_list): Typedef moved from
385 Input_arguments.
386 (Input_file_group::Files): Remove, use ::Input_argument_list.
387 (Input_file_group::Input_argument_list): Remove, use
388 ::Input_argument_list.
389 * plugin.cc (Plugin_manager::add_input_file): Add error in
390 incremental build.
391 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
392 functions.
393 * script.cc (read_input_script): Call
394 Incremental_input::report_script.
395 * script.h (Script_info): New class.
396
b0481b0b
ILT		 3972009-04-27 Ian Lance Taylor <iant@google.com>
398
399 * x86_64.cc (do_adjust_output_section): Set entsize to
400 plt_entry_size.
401
b22a5a41 4022009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 403
404 * output.cc (Output_file::close): After short writes, continue
405 writing from the correct offset in the buffer being written.
406
40fde488
CD		 4072009-04-23 Chris Demetriou <cgd@google.com>
408
409 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
410 * configure: Regenerate.
411 * config.in: Regenerate.
412 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
413 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
414
3ce2c28e
ILT		 4152009-04-21 Mikolaj Zalewski <mikolajz@google.com>
416
417 * incremental.cc (Incremental_inputs_header_data): Renamed from
418 Incremental_input_header_data.
419 (Incremental_inputs_header_data::data_size): New field.
420 (Incremental_inputs_header_data::put_input_file_count): Renamed
421 from input_file_count.
422 (Incremental_inputs_header_data::put_command_line_offset): Renamed
423 from command_line_offset.
424 (Incremental_inputs_header_data::put_reserved): Renamed from
425 put_reserved.
426 (Incremental_inputs_entry_data): Renamed from
427 Incremental_input_entry_data.
428 (Incremental_inputs_entry_data::data_size): New field.
429 (Incremental_inputs::report_command_line): New method.
430 (Incremental_inputs::finalize): New method.
431 (Incremental_inputs::create_incremental_inputs_data): New method.
432 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
433 * incremental.h: New file.
434 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
435 (Layout::finalize): Create incremental inputs section in
436 incremental builds.
437 (Layout::create_incremental_info_sections): New method.
438 * layout.h (Layout::incremental_inputs): New method.
439 (Layout::create_incremental_info_sections): New method.
440 (Layout::incremental_inputs_): New field.
441 * main.cc (main): Notify Incremental_input of the command line.
442
e55bde5e
ILT		 4432009-04-01 Ian Lance Taylor <iant@google.com>
444 Mikolaj Zalewski <mikolajz@google.com>
445
446 * gold.h (reserve_unordered_map): Define, three versions, one for
447 each version of Unordered_map.
448 * layout.cc (Layout::Layout): Remove options parameter. Add
449 number_of_input_files parameter. Don't initialize options_.
450 Initialize number_of_input_files_ and resized_signatures_. Move
451 sections_are_attached_.
452 (Layout::layout_group): Reserve space for group_signatures_.
453 (Layout::find_or_add_kept_section): Change name parameter to be a
454 reference. Resize signatures_ map when it gets large enough.
455 (Layout::layout_eh_frame): Use parameters->options() instead of
456 this->options_.
457 (Layout::make_output_section): Likewise.
458 (Layout::attach_allocated_section_to_segment): Likewise.
459 (Layout::finalize, Layout::create_executable_stack): Likewise.
460 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
461 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
462 * layout.h (class Layout): Update declarations. Remove options_
463 field. Add number_of_input_files_ and resized_signatures_
464 fields. Move sections_are_attached_ field.
465 * main.cc (main): Pass number of input files to Layout
466 constructor. Don't pass options.
467
154b857c
ILT		 4682009-03-30 Ian Lance Taylor <iant@google.com>
469
470 * ffsll.c (ffsll): Correct implementation.
471
2f35ab9b
ILT		 4722009-03-27 Ian Lance Taylor <iant@google.com>
473
fd03461a
ILT		 474 * ffsll.c: New file.
475 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
476 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
477 * ftruncate.c (ftruncate): Declare before definition.
478 * mremap.c (mremap): Likewise.
479 * pread.c (pread): Likewise.
480 * configure, Makefile.in, config.in: Rebuild.
481
2f35ab9b
ILT		 482 * mremap.c: New file.
483 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
484 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
485 (mremap): Declare if HAVE_MREMAP is not defined.
486 * configure, Makefile.in, config.in: Rebuild.
487
33aea2fd
CC		 4882009-03-27 Cary Coutant <ccoutant@google.com>
489
490 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
491 position independent.
492 * sparc.cc (Target_sparc::check_non_pic): Likewise.
493 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
494
6d479619
CC		 4952009-03-24 Cary Coutant <ccoutant@google.com>
496
497 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
498 an executable.
499 (needs_dynamic_reloc): Likewise.
500
afc06bb8
ILT		 5012009-03-24 Ian Lance Taylor <iant@google.com>
502
503 * yyscript.y (file_cmd): Recognize EXTERN.
504 (extern_name_list, extern_name_list_body): New nonterminals.
505 * script.cc (script_add_extern): Define.
506 * script-c.h (script_add_extern): Declare.
507
f6060a4d
ILT		 5082009-03-24 Rafael Avila de Espindola <espindola@google.com>
509
510 * object.cc (is_elf_object): Define.
511 * object.h (is_elf_object): Declare.
512 * archive.cc (Archive::get_elf_object_for_member): Call
513 is_elf_object.
33aea2fd 514 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 515
26736d8e
ILT		 5162009-03-24 Elliott Hughes <enh@google.com>
517
518 * output.cc (Output_file::map_anonymous): Define.
519 (Output_file::map): Use map_anonymous. If the regular mmap fails,
520 try an anonymous one. Report the size if the mmap fails.
521 * output.h (class Output_file): Declare map_anonymous.
522
22fd9730
ILT		 5232009-03-24 Ian Lance Taylor <iant@google.com>
524
525 * target-select.cc (instantiate_target): Don't acquire the lock if
526 the instantiated_target_ field has already been set.
527
cb010894
ILT		 5282009-03-23 Ian Lance Taylor <iant@google.com>
529
7f055c20
ILT		 530 * gold-threads.h (class Initialize_lock): Define.
531 * gold-threads.cc (class Initialize_lock_once): Define.
532 (initialize_lock_control): New static variable.
533 (initialize_lock_pointer): New static variable.
534 (initialize_lock_once): New static function.
535 (Initialize_lock::Initialize_lock): Define.
536 (Initialize_lock::initialize): Define.
537 * target-select.h: Include "gold-threads.h".
538 (class Target_selector): Add lock_ and initialize_lock_ fields.
539 Don't define instantiate_target, just declare it.
540 * target-select.cc (Target_selector::Target_selector): Initialize
541 new fields.
542 (Target_selector::instantiate_target): Define.
543 * descriptors.h: Include "gold-threads.h".
544 (class Descriptors): Add initialize_lock_ field.
545 * descriptors.cc (Descriptors::Descriptors): Initialize new
546 field.
547 (Descriptors::open): Use initialize_lock_ field
548 * errors.h (class Errors): Add initialize_lock_ field.
549 * errors.cc (Errors::Errors): Initialize new field.
550 (Errors::initialize_lock): Use initialize_lock_ field.
551 * powerpc.cc (class Target_selector_powerpc): Remove
552 instantiated_target_ field. In do_recognize call
553 instantiate_target rather than do_instantiate_target. In
554 do_instantiate_target just allocate a new target.
555 * sparc.cc (class Target_selector_sparc): Likewise.
556
36959681
ILT		 557 * freebsd.h: New file.
558 * i386.cc: Include "freebsd.h".
559 (Target_i386): Derive from Target_freebsd rather than
560 Sized_target.
561 (Target_selector_i386): Derive from Target_selector_freebsd rather
562 than Target_selector.
563 * x86_64.cc: Include "freebsd.h".
564 (Target_x86_64): Derive from Target_freebsd rather than
565 Sized_target.
566 (Target_selector_x86_64): Derive from Target_selector_freebsd
567 rather than Target_selector.
568 * target.h (class Target): Add adjust_elf_header and
569 do_adjust_elf_header.
570 * output.cc (Output_file_header:: do_sized_write): Call target
571 adjust_elf_header routine.
572 * configure.tgt: Set targ_osabi.
573 * configure.ac: Define GOLD_DEFAULT_OSABI.
574 * parameters.cc (Parameters::default_target): Pass
575 GOLD_DEFAULT_OSABI to select_target.
576 * target-select.h (class Target_selector): Make instantiate_target
577 protected rather than private.
578 * Makefile.am (HFILES): Add freebsd.h.
579 * configure, Makefile.in, config.in: Rebuild.
580
cb010894
ILT		 581 * merge.cc (do_add_input_section): Correct pend value. Change
582 message about last entry not being null terminated from error to
583 warning.
584
0e879927
ILT		 5852009-03-20 Mikolaj Zalewski <mikolajz@google.com>
586
587 * incremental.cc: New file.
588 * Makefile.am (CCFILES): Add incremental.cc.
589 * Makefile.in: Rebuild.
590
41105937
PP		 5912009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
592
593 * layout.cc (Layout::output_section_name): Preserve names
594 of '.note.' sections.
595
60439920
ILT		 5962009-03-19 Ian Lance Taylor <iant@google.com>
597
598 * descriptors.cc (Descriptors::open): Check that the options are
599 valid before using them.
600
0d371ad3
ILT		 6012009-03-18 Ian Lance Taylor <iant@google.com>
602
603 * script-sections.h: Include <list>.
604 (class Script_sections): Change Sections_elements from std::vector
605 to std::list. Typedef public Elements_iterator. Add
606 orphan_section_placement_, data_segment_align_start_, and
607 saw_data_segment_align_ fields. Remove data_segment_align_index_
608 field.
609 * script-sections.cc (class Orphan_section_placement): New class.
610 (class Sections_element): Add virtual functions is_relro and
611 orphan_section_init. Remove virtual function place_orphan_here.
612 (class Output_section_definition): Add is_relro and
613 orphan_section_init. Remove place_orphan_here.
614 (class Orphan_output_section): Likewise.
615 (Script_sections::Script_sections): Update for field changes.
616 (Script_sections::data_segment_align): Set saw_data_segment_align_
617 and data_segment_align_start_, not data_segment_align_index.
618 (Script_sections::data_segment_relro_end): Check
619 saw_data_segment_align_. Use data_segment_align_start_ rather
620 than data_segment_align_index_.
621 (Script_sections::place_orphan): Rewrite to use
622 Orphan_section_placement.
623
9201d894
ILT		 6242009-03-17 Ian Lance Taylor <iant@google.com>
625
9c5b8369
ILT		 626 * archive.cc (Archive::add_symbols): Check for a version attached
627 to the symbol name in the archive map.
628 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
629 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
630 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
631 (ver_test_11.a): New target.
632 * testsuite/Makefile.in: Rebuild.
633
9201d894
ILT		 634 * configure.ac: Check for chsize and posix_fallocate. Replace
635 ftruncate.
636 * ftruncate.c: New file, from gnulib.
637 * output.cc (posix_fallocate): Define dummy version if not
638 HAVE_POSIX_FALLOCATE.
639 (Output_file::map): Call posix_fallocate rather than lseek and
640 write.
641 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
642 * configure, Makefile.in, config.in: Rebuild.
643
ef4ab7a8
PP		 6442009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
645
646 * layout.h (Layout::create_note): Add section_name parameter.
647 * layout.cc (Layout::create_note): Likewise.
648 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
649
8c500701
ILT		 6502009-03-17 Ian Lance Taylor <iant@google.com>
651
e85b18e1
ILT		 652 * descriptors.cc: Include "options.h".
653 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
654 (Descriptors::open): Always use O_CLOEXEC when opening a new
655 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
656 then set FD_CLOEXEC.
657
9efe6174
ILT		 658 * sparc.cc (class Target_sparc): Add has_got_section.
659 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
660 make sure we have a GOT section.
661
662 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
663 (Target_sparc::Scan::local): Likewise.
664 (Target_sparc::Scan::global): Likewise.
665 (Target_sparc::Relocate::relocate): Likewise.
666 (Target_sparc::Relocate::relocate_tls): Likewise.
667
8c500701
ILT		 668 * symtab.cc (Symbol_table::define_default_version): New function,
669 broken out of add_from_object.
670 (Symbol_table::add_from_object): Call define_default_version.
671 (Symbol_table::define_special_symbol): Add resolve_oldsym
672 parameter. Change all callers. If the version for a symbol comes
673 from a version script, resolve it with the symbol with the same
674 name with no version. Also add the symbol without a version if
675 appropriate.
676 (do_define_in_output_data): If resolving with oldsym, don't delete
677 sym.
678 (do_define_in_output_segment): Likewise.
679 (do_define_as_constant): Likewise.
680 * symtab.h (class Symbol_table): Update declarations.
681
f1ed28fb
ILT		 6822009-03-13 Ian Lance Taylor <iant@google.com>
683
15f8229b
ILT		 684 * readsyms.cc (Read_symbols::incompatible_warning): New function.
685 (Read_symbols::requeue): New function.
686 (Read_symbols::do_read_symbols): If make_elf_object fails because
687 the target type is not configured, and the file was searched for,
688 issue a warning and retry with the next directory.
689 (Add_symbols::run): If the file has an incompatible format, and
690 it was searched for, requeue the Read_symbols task. On error,
691 release the object.
692 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
693 dirindex parameter to constructor. Change all callers. Declare
694 incompatible_warning and requeue.
695 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
696 input_argument_ and input_group_ fields. Add them to
697 constructor. Change all callers.
698 (class Read_script): Add dirindex_ field. Add it to constructor.
699 Change all callers.
700 * archive.cc (Archive::setup): Remove input_objects parameter.
701 Change all callers.
702 (Archive::get_file_and_offset): Likewise.
703 (Archive::read_all_symbols): Likewise.
704 (Archive::read_symbols): Likewise.
705 (Archive::get_elf_object_for_member): Remove input_objects
706 parameter. Add punconfigured parameter. Change all callers.
707 (Archive::add_symbols): Change return type to bool. Check return
708 value of include_member.
709 (Archive::include_all_members): Likewise.
710 (Archive::include_member): Change return type to bool. Return
711 false if first included object has incompatible target. Set
712 included_member_ field.
713 (Add_archive_symbols::run): If add_symbols returns false, requeue
714 Read_symbols task.
715 * archive.h (class Archive): Add included_member_ field.
716 Initialize it in constructor. Add input_file and searched_for
717 methods. Update declarations.
718 (class Add_archive_symbols): Add dirpath_, dirindex_, and
719 input_argument_ fields. Add them to constructor. Change all
720 callers.
721 * script.cc: Include "target-select.h".
722 (class Parser_closure): Add skip_on_incompatible_target_ and
723 found_incompatible_target_ fields. Add
724 skip_on_incompatible_target parameter to constructor. Change all
725 callers. Add methods skip_on_incompatible_target,
726 clear_skip_on_incompatible_target, found_incompatible_target, and
727 set_found_incompatible_target.
728 (read_input_script): Add dirindex parameter. Change all callers.
729 If parser finds an incompatible target, requeue Read_symbols
730 task.
731 (script_set_symbol): Clear skip_on_incompatible_target in
732 closure.
733 (script_add_assertion, script_parse_option): Likewise.
734 (script_start_sections, script_add_phdr): Likewise.
735 (script_check_output_format): New function.
736 * script.h (read_input_script): Update declaration.
737 * script-c.h (script_check_output_format): Declare.
738 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
739 (ignore_cmd): Remove OUTPUT_FORMAT.
740 * fileread.cc (Input_file::Input_file): Add explicit this.
741 (Input_file::will_search_for): New function.
742 (Input_file::open): Add pindex parameter. Change all callers.
743 * fileread.h (class Input_file): Add input_file_argument method.
744 Declare will_search_for. Update declarations.
745 * object.cc (make_elf_object): Add punconfigured parameter.
746 Change all callers.
747 * object.h (class Object): Make input_file public. Add
748 searched_for method.
749 (make_elf_object): Update declaration.
750 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
751 restart search.
752 * dirsearch.h (class Dirsearch): Update declaration.
753 * options.h (class General_options): Add --warn-search-mismatch.
754 * parameters.cc (Parameters::is_compatible_target): New function.
755 * parameters.h (class Parameters): Declare is_compatible_target.
756 * workqueue.cc (Workqueue::add_blocker): New function.
757 * workqueue.h (class Workqueue): Declare add_blocker.
758
f1ed28fb
ILT		 759 * fileread.cc (Input_file::open): Remove options parameter.
760 Change all callers.
761 (Input_file::open_binary): Likewise.
762 * script.cc (read_input_script): Likewise.
763 * readsyms.h (class Read_symbols): Remove options_ field. Remove
764 options parameter from constructor. Change all callers.
765 (class Read_script): Likewise.
766 * fileread.h (class Input_file): Update declarations.
767 * script.h (read_input_script): Update declaration.
768
34dd024a
NC		 7692009-03-10 Nick Clifton <nickc@redhat.com>
770
771 * po/es.po: New Spanish translation.
772
6d71b17c
CC		 7732009-03-06 Cary Coutant <ccoutant@google.com>
774
775 * options.cc (parse_short_option): Keep dash_z from registering itself.
776
031cdbed
ILT		 7772009-03-03 Ian Lance Taylor <iant@google.com>
778
779 PR 9918
780 * target-reloc.h (relocate_section): Pass output_section to
781 relocate.
782 * i386.cc (Target_i386::should_apply_static_reloc): Add
783 output_section parameter. Change all callers.
784 (Target_i386::Relocate::relocate): Add output_section parameter.
785 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
786 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
787 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
788 * testsuite/two_file_shared.sh: New script.
789 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
790 (check_DATA): Add two_file_shared.dbg.
791 (two_file_shared.dbg): New target.
792 * testsuite/Makefile.in: Rebuild.
793
15d5fa16
ILT		 7942009-03-01 Ian Lance Taylor <iant@google.com>
795
796 * configure.ac: Check for byteswap.h.
797 * configure: Rebuild.
798 * config.in: Rebuild.
799
8a4c0b0d
ILT		 8002009-03-01 Mikolaj Zalewski <mikolajz@google.com>
801
802 * layout.cc (Layout::find_or_add_kept_section): New function.
803 (Layout::add_comdat): Removed.
804 * layout.h (struct Kept_section): Move out of class Layout.
805 Remove trailing underscores from field names. Add group_sections
806 field. Rename group_ field to is_group. Change all uses.
807 (class Layout): Declare find_or_add_kept_section, not add_comdat.
808 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
809 comdat_groups_ field.
810 (Sized_relobj::include_section_group): Use
811 find_or_add_kept_section and Kept_section::group_sections.
812 (Sized_relobj::include_linkonce_section): Likewise.
813 * object.cc (class Sized_relobj): Don't define Comdat_group or
814 Comdat_group_table. Remove find_comdat_group and
815 add_comdat_group. Remove comdat_groups_ field.
816 * plugin.cc (include_comdat_group): Use
817 Layout::find_or_add_kept_section.
818
b4ecf66b
ILT		 8192009-02-28 Ian Lance Taylor <iant@google.com>
820
14359ca0
ILT		 821 * README: --gc-sections and map files are now supported. Document
822 some build requirements.
823
b4ecf66b
ILT		 824 PR 6992
825 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
826 relocatable link set the value of the section symbol to zero.
827 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
828 relocatable link don't include the section address in the local
829 symbol value.
830
0602e05a
ILT		 8312009-02-27 Ian Lance Taylor <iant@google.com>
832
fd9d194f
ILT		 833 PR 6811
834 * options.h (class Search_directory): Add is_system_directory.
835 (class General_options): Declare is_in_system_directory.
836 * options.cc (get_relative_sysroot): Make static.
837 (get_default_sysroot): Make static.
838 (General_optoins::is_in_system_directory): New function.
839 * fileread.cc (Input_file::is_in_system_directory): New function.
840 * fileread.h (class Input_file): Declare is_in_system_directory.
841 * object.h (class Object): Add is_in_system_directory.
842 (class Input_objects): Remove system_library_directory_ field.
843 * object.cc (Input_objects::add_object): Don't set
844 system_library_directory_.
845 (input_objects::found_in_system_library_directory): Remove.
846 * symtab.cc (Symbol_table::write_globals): Remove input_objects
847 parameter. Change all callers.
848 (Symbol_table::sized_write_globals): Likewise.
849 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
850 Call Object::is_in_system_directory.
851 * symtab.h (class Symbol_table): Update declarations.
852
61edd21f
ILT		 853 PR 5990
854 * descriptors.h (Open_descriptor): Add is_on_stack field.
855 * descriptors.cc (Descriptors::open): If the descriptor is on the
856 top of the stack, remove it. Initialize is_on_stack field.
857 (Descriptors::release): Only add pod to stack if it is not on the
858 stack already.
859 (Descriptors::close_some_descriptor): Clear stack_next and
860 is_on_stack fields.
861
e29e076a
ILT		 862 PR 7091
863 * output.cc (Output_section::find_starting_output_address): Rename
864 from starting_output_address; add PADDR parameter; change return
865 type.
866 * output.h (class Output_section): Declare
867 find_starting_output_address instead of starting_output_address.
868 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
869 section symbol for which we can't find a merge section.
870
0602e05a
ILT		 871 PR 9836
872 * symtab.cc (Symbol_table::add_from_object): If the visibility is
873 hidden or internal, force the symbol to be local.
874 * resolve.cc (Symbol::override_visibility): Define.
875 (Symbol::override_base): Use override_visibility.
876 (Symbol_table::resolve): Likewise.
877 (Symbol::override_base_with_special): Likewise.
878 (Symbol_table::override_with_special): If the visibility is hidden
879 or internal, force the symbol to be local.
880 * symtab.h (class Symbol): Add set_visibility and
881 override_visibility.
882 * testsuite/ver_test_1.sh: New file.
883 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
884 (check_DATA): Add ver_test_1.syms.
885 (ver_test_1.syms): New target.
886 * testsuite/Makefile.in: Rebuild.
887
401a9a73
CC		 8882009-02-25 Cary Coutant <ccoutant@google.com>
889
890 * layout.cc (Layout::choose_output_section): Don't rename sections
891 when using a linker script that has a SECTIONS clause.
892 * Makefile.in: Regenerate.
893
894 * testsuite/Makefile.am (script_test_5.sh): New test case.
895 * testsuite/Makefile.in: Regenerate.
896 * testsuite/script_test_5.cc: New file.
897 * testsuite/script_test_5.sh: New file.
898 * testsuite/script_test_5.t: New file.
899
f488e4b0
CC		 9002009-02-13 Rafael Avila de Espindola <espindola@google.com>
901
902 * archive.cc (Archive::include_member): Update calls to add_symbols.
903 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
904 the Layout argument.
905 * dynobj.h (do_add_symbols): Add the Layout argument.
906 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
907 Layout argument.
908 * object.h (Object::add_symbols): Add the Layout argument.
909 (Object::do_add_symbols): Add the Layout argument.
910 (Sized_relobj::do_add_symbols): Add the Layout argument.
911 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
912 Unify the two versions.
913 (Add_plugin_symbols): Remove.
914 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
915 (Sized_pluginobj::do_add_symbols): Unify the two versions.
916 (Add_plugin_symbols): Remove.
917 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
918 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
919 (Add_symbols::run): Make it work with Pulginobj.
920
89dd1680
ILT		 9212009-02-06 Ian Lance Taylor <iant@google.com>
922
923 * object.cc (Sized_relobj::do_layout): Make info message start
924 with lower case letter.
925
266d0a74
ILT		 9262009-02-06 Mikolaj Zalewski <mikolajz@google.com>
927
602b464e
ILT		 928 * binary.cc: Fix file comment.
929
266d0a74
ILT		 930 * options.h (enum Incremental_disposition): Define.
931 (class General_options): Add new options: --incremental,
932 --incremental_changed, --incremental_unchanged,
933 --incremental_unknown. Add incremental_disposition_ and
934 implicit_incremental_ fields.
935 (General_options::incremental_disposition): New function.
936 (class Position_dependent_options): Add incremental_disposition
937 option.
938 (Position_dependent_options::copy_from_options): Set incremental
939 dispositions.
940 * options.cc (General_options::parse_incremental_changed): New
941 function.
942 (General_options::parse_incremental_unchanged): New function.
943 (General_options::parse_incremental_unknown): New function.
944 (General_options::General_options): Initialize new fields
945 incremental_disposition_ and implicit_incremental_.
946 (General_options::finalize): Check for uasge of --incremental-*
947 without --incremental.
948
f073bbf7
CD		 9492009-02-06 Chris Demetriou <cgd@google.com>
950
951 * gold.h (gold_undefined_symbol): Change to take only a Symbol
952 pointer and to report location as the file name associated with
953 the symbol.
954 (gold_undefined_symbol_at_location): New function to replace the
955 old gold_undefined_symbol functionality.
956 * target-reloc.h (relocate_section): Update to use
957 gold_undefined_symbol_at_location.
958 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
959 Call gold_undefined_symbol function rather than gold_error.
960 * errors.h (Errors::undefined_symbol): Take location as a
961 string, rather than calculating it from a relocation.
962 * errors.cc (Errors::fatal): Print "fatal error:" before the
963 formatted message.
964 (Errors::error, Errors::error_at_location): Print "error: "
965 before the formatted message.
966 (Errors::undefined_symbol): Take location as a string, rather
967 than calculating it from a relocation.
968 (gold_undefined_symbol_at_location): New function akin to
969 old gold_undefined_symbol, calculates location from relocation.
970 (gold_undefined_symbol): Change to take only a Symbol pointer
971 and to report location as the file name associated with the symbol.
972 * testsuite/debug_msg.sh: Update for changed error messages.
973 * testsuite/undef_symbol.sh: Likewise.
974
8e94a90c
ILT		 9752009-02-04 Duncan Sands <baldrick@free.fr>
976
977 PR 9812
978 * reduced_debug_output.h
979 (Output_reduced_debug_abbrev_section::failed): Use format for
980 gold_warning.
981 (Output_reduced_debug_info_section::faild): Likewise.
982
88a0e15b
ILT		 9832009-01-31 Mikolaj Zalewski <mikolajz@google.com>
984
985 * script.cc (Lazy_demangler): New class.
986 (Version_script_info::get_symbol_version_helper): Demangle a
987 symbol only once.
988
5efc7cd2
CC		 9892009-01-29 Cary Coutant <ccoutant@google.com>
990
991 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
992 to __tls_get_addr.
993 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
994
e0ebcf42
ILT		 9952009-01-28 Ian Lance Taylor <iant@google.com>
996
5efc7cd2 997 * version.cc (version_string): Bump to 1.9.
75fe7426 998
e0ebcf42
ILT		 999 * gold.h: Include <cstring> and <stdint.h>.
1000 * version.cc: Include <cstdio>.
1001 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1002 warning.
1003 * reduced_debug_output.cc (insert_into_vector): Rename from
1004 Insert_into_vector; change all callers. Use Swap_unaligned to
1005 avoid aliasing issue; remove union since it is unnecessary.
1006
8e2813be 10072009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 1008
1009 * Makefile.am (CCFILES): Add gc.cc.
1010 (HFILES): Add gc.h.
1011 * Makefile.in: Regenerate.
1012 * gold.cc (Gc_runner): New class.
1013 (queue_initial_tasks): Call garbage collection related tasks
1014 when corresponding options are invoked.
1015 (queue_middle_gc_tasks): New function.
1016 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1017 processed early before laying out sections during garbage collection.
1018 * gold.h (queue_middle_gc_tasks): New function.
1019 (is_prefix_of): Move from "layout.cc".
1020 * i386.cc (Target_i386::gc_process_relocs): New function.
1021 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1022 * main.cc (main): Create object of class "Garbage_collection".
1023 * object.cc (Relobj::copy_symbols_data): New function.
1024 (Relobj::is_section_name_included): New function.
1025 (Sized_relobj::do_layout): Allow this function to be called twice
1026 during garbage collection and defer layout of section during the
1027 first call.
1028 * object.h (Relobj::get_symbols_data): New function.
1029 (Relobj::is_section_name_included): New function.
1030 (Relobj::copy_symbols_data): New function.
1031 (Relobj::set_symbols_data): New function.
1032 (Relobj::get_relocs_data): New function.
1033 (Relobj::set_relocs_data): New function.
1034 (Relobj::is_output_section_offset_invalid): New pure virtual function.
1035 (Relobj::gc_process_relocs): New function.
1036 (Relobj::do_gc_process_relocs): New pure virtual function.
1037 (Relobj::sd_): New data member.
1038 (Sized_relobj::is_output_section_offset_invalid): New function.
1039 (Sized_relobj::do_gc_process_relocs): New function.
1040 * options.h (General_options::gc_sections): Modify to not be a no-op.
1041 (General_options::print_gc_sections): New option.
1042 * plugin.cc (Plugin_finish::run): Remove function call to
1043 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
1044 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
1045 * reloc.cc (Read_relocs::run): Add task to process relocs and
1046 determine unreferenced sections when doing garbage collection.
1047 (Gc_process_relocs): New class.
1048 (Sized_relobj::do_gc_process_relocs): New function.
1049 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1050 sections that are garbage collected.
1051 * reloc.h (Gc_process_relocs): New class.
1052 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1053 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1054 symbols whose corresponding sections are garbage collected.
1055 (Symbol_table::Symbol_table): Add new parameter for the garbage
1056 collection object.
1057 (Symbol_table::gc_mark_undef_symbols): New function.
1058 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1059 (Symbol_table::gc_mark_dyn_syms): New function.
1060 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1061 as garbage.
1062 (Symbol_table::add_from_object): Likewise.
1063 (Symbol_table::add_from_relobj): When building shared objects, do not
1064 treat externally visible symbols as garbage.
1065 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1066 table information for static and relocatable links.
1067 * symtab.h (Symbol_table::set_gc): New function.
1068 (Symbol_table::gc): New function.
1069 (Symbol_table::gc_mark_undef_symbols): New function.
1070 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1071 (Symbol_table::gc_mark_dyn_syms): New function.
1072 (Symbol_table::gc_): New data member.
1073 * target.h (Sized_target::gc_process_relocs): New pure virtual
1074 function.
1075 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1076 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1077
3b293544
CF		 10782009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1079
1080 * options.h (General_options::gc_sections): Define as a no-op for now.
1081 (General_options::no_keep_memory): Ditto.
1082 (General_options::Bshareable): Define.
1083 * options.cc (General_options::finalize): Honor -Bshareable.
1084
83d22aa8
AS		 10852009-01-20 Andreas Schwab <schwab@suse.de>
1086
1087 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1088 read the value in the contents, since we don't use it. Use the
1089 template endianness when writing.
1090 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1091
cd536b21
AS		 10922009-01-19 Andreas Schwab <schwab@suse.de>
1093
1094 * configure.tgt (powerpc64-*): Fix targ_obj.
1095
99e9a495
ILT		 10962009-01-15 Ian Lance Taylor <iant@google.com>
1097
1098 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1099 local symbols when stripping all symbols.
1100
bbbfea06
CC		 11012009-01-14 Cary Coutant <ccoutant@google.com>
1102
99e9a495 1103 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 1104
0f7c0701
CC		 11052009-01-14 Cary Coutant <ccoutant@google.com>
1106
1107 * archive.cc (Archive::get_elf_object_for_member): Remove call
1108 to File_read::claim_for_plugin.
1109 * descriptors.cc (Descriptors::open): Remove reference to
1110 is_claimed.
1111 (Descriptors::claim_for_plugin): Remove.
1112 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1113 (Descriptors::is_claimed): Remove.
1114 (claim_descriptor_for_plugin): Remove.
1115 * fileread.cc (File_read::claim_for_plugin): Remove.
1116 * fileread.h (File_read::claim_for_plugin): Remove.
1117 (File_read::descriptor): Reopen descriptor if necessary.
1118 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1119 (Plugin_manager::all_symbols_read): Add task parameter. Change
1120 all callers.
1121 (Plugin_manager::get_input_file): New function.
1122 (Plugin_manager::release_input_file): New function.
1123 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1124 corresponding data member.
1125 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1126 and pass to base constructor. Change all callers.
1127 (get_input_file, release_input_file): New functions.
1128 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1129 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1130 (Plugin_manager::all_symbols_read): Add task parameter.
1131 (Plugin_manager::get_input_file): New function.
1132 (Plugin_manager::release_input_file): New function.
1133 (Plugin_manager::task_): New data member.
1134 (Pluginobj::Pluginobj): Add filesize parameter.
1135 (Pluginobj::filename): New function.
1136 (Pluginobj::descriptor): New function.
1137 (Pluginobj::filesize): New function.
1138 (Pluginobj::filesize_): New data member.
1139 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1140 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1141 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1142
1143 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1144 with archive libraries.
1145 * testsuite/Makefile.in: Regenerate.
1146 * testsuite/plugin_test.c (struct sym_info): New type.
1147 (get_input_file, release_input_file): New static variables.
1148 (onload): Capture new transfer vector entries.
1149 (claim_file_hook): Stop reading at end of file according to filesize.
1150 Factor out parsing of readelf output into separate function.
1151 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1152 APIs and get the source file name from the symbol table. Convert
1153 source file name to corresponding object file name. Print info
1154 message when adding new input files.
1155 (parse_readelf_line): New function.
1156 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1157 * testsuite/plugin_test_2.sh: Likewise.
1158 * testsuite/plugin_test_3.sh: Likewise.
1159 * testsuite/plugin_test_4.sh: New test case.
1160
62a6d109
ILT		 11612009-01-07 Ian Lance Taylor <iant@google.com>
1162
1163 * version.cc (version_string): Bump to 1.8.
1164
483620e8
CC		 11652008-12-23 Cary Coutant <ccoutant@google.com>
1166
1167 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1168 * plugin.cc (Plugin_manager::finish): Rename as
1169 layout_deferred_objects. Move cleanup to separate function.
1170 (Plugin_manager::cleanup): New function.
1171 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1172 separately.
1173 * plugin.h (Plugin_manager::finish): Rename as
1174 layout_deferred_objects.
1175 (Plugin_manager::cleanup): New function.
1176 (Plugin_manager::cleanup_done): New field.
1177
d66a9eb3
CC		 11782008-12-23 Cary Coutant <ccoutant@google.com>
1179
1180 * plugin.cc (is_visible_from_outside): New function.
1181 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1182 so we don't return "IR only" status for exported symbols or -r links.
1183
1184 * testsuite/Makefile.am (plugin_test_3): New test case.
1185 * testsuite/Makefile.in: Regenerate.
1186 * testsuite/plugin_test_3.sh: New file.
1187
5995b570
CC		 11882008-12-22 Cary Coutant <ccoutant@google.com>
1189
1190 * object.cc (Sized_relobj::layout_section): New function.
1191 (Sized_relobj::do_layout): Defer layout of input sections until after
1192 plugin has provided replacement files.
1193 (Sized_relobj::do_layout_deferred_sections): New function.
1194 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1195 (Relobj::layout_deferred_sections): New function.
1196 (Relobj::do_layout_deferred_sections): New function.
1197 (Sized_relobj::do_layout_deferred_sections): New function.
1198 (Sized_relobj::layout_section): New function.
1199 (Sized_relobj::Deferred_layout): New structure.
1200 (Sized_relobj::deferred_layout_): New field.
1201 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1202 Change all callers. Layout deferred sections.
1203 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1204 references.
1205 (Plugin_hook::run): Move code from do_plugin_hook inline.
1206 (Plugin_hook::do_plugin_hook): Remove.
1207 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1208 (Plugin_manager::finish): Renamed, was cleanup.
1209 (Plugin_manager::should_defer_layout): New function.
1210 (Plugin_manager::add_deferred_layout_object): New function.
1211 (Plugin_manager::Deferred_layout_list): New type.
1212 (Plugin_manager::deferred_layout_objects_): New field.
1213 (Plugin_hook::do_plugin_hook): Remove.
1214
ee769c88
ILT		 12152008-12-17 Ian Lance Taylor <iant@google.com>
1216
1217 * options.h (class General_options): Add --no case for
1218 --export-dynamic.
1219
abc8dcba
CC		 12202008-12-16 Cary Coutant <ccoutant@google.com>
1221
1222 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1223 vector.
1224 (Plugin_manager::claim_file): Create plugin object even if
1225 plugin did not call the add_symbols callback.
1226 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1227 asking for more symbols than were added.
1228 * testsuite/Makefile.am (plugin_test_1): Add test case with
1229 no global symbols.
1230 (empty.syms): New target.
1231 * testsuite/Makefile.in: Regenerate.
1232 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1233 message. Don't call add_symbols if no globals.
1234 (all_symbols_read_hook): Don't provide replacement for empty
1235 claimed file.
1236
b0074644
ILT		 12372008-12-12 Ian Lance Taylor <iant@google.com>
1238
68943102
ILT		 1239 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1240 r_type == 0 for a local symbol with r_sym == 0.
1241 (scan_relocatable_relocs): Pass r_sym to
1242 local_non_section_strategy.
1243 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1244 r_sym parameter.
1245
b0074644
ILT		 1246 * configure.ac: Update test for TLS descriptors: they are
1247 supported as of glibc 2.9.
1248 * configure: Rebuild.
1249
c2508178
ILT		 12502008-12-11 Ian Lance Taylor <iant@google.com>
1251
1252 PR 7091
1253 * target-reloc.h (Default_scan_relocatable_relocs): For each
1254 function, map r_type == 0 to RELOC_DISCARD.
1255
2756a258
CC		 12562008-12-10 Cary Coutant <ccoutant@google.com>
1257
1258 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1259 object to override a kept COMDAT group from a plugin object.
1260
bb6f53d3
ILT		 12612008-12-09 Ian Lance Taylor <iant@google.com>
1262
fbc558e1
ILT		 1263 PR 7088
1264 * yyscript.y (file_cmd): Handle INPUT.
1265
bb6f53d3
ILT		 1266 * testsuite/initpri1.c: Change all declarations to be full
1267 prototypes by adding void, to avoid compiler warnings.
1268
4674ecfc
CC		 12692008-12-05 Rafael Avila de Espindola <espindola@google.com>
1270
1271 * options.cc (General_options::parse_plugin_opt): New.
1272 (General_options::add_plugin): The argument now is just the filename.
1273 (General_options::add_plugin_option): New.
1274 * options.h (plugin_opt): New.
1275 (add_plugin): Change argument name.
1276 (add_plugin_option): New.
1277 * plugin.cc (Plugin::load): Don't parse the plugin option.
1278 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1279 (Plugin::add_option): New.
1280 (Plugin::args_): Change type.
1281 (Plugin::filename_): New.
1282 (Plugin_manager::add_plugin_option): New.
1283 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1284 * testsuite/Makefile.in: Regenerate.
1285
fd06b4aa
CC		 12862008-12-05 Cary Coutant <ccoutant@google.com>
1287
1288 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1289 Handle --strip-lto-sections option.
1290 * options.h (strip_lto_sections): New option.
1291
6c52134c
CC		 12922008-12-01 Cary Coutant <ccoutant@google.com>
1293
1294 * plugin.cc (ld_plugin_message): Change format parameter to const.
1295 Fix mismatch between new[] and delete.
1296
a45248e0
CC		 12972008-11-14 Cary Coutant <ccoutant@google.com>
1298
1299 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1300 instead of -1U.
1301
c82fbeee
CS		 13022008-11-05 Craig Silverstein <csilvers@google.com>
1303
1304 * options.cc (General_options::parse_dynamic_list): New function.
1305 * options.h (General_options): New flags dynamic_list,
1306 dynamic_list_data, dynamic_list_cpp_new, and
1307 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1308 (General_options::in_dynamic_list): New function.
1309 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1310 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1311 (Lex::can_continue_name): Likewise.
1312 (yylex): Likewise.
1313 (read_script_file): New parameter script_options.
1314 (read_dynamic_list): New function.
1315 (Script_options::define_dynamic_list): New function.
1316 (dynamic_list_keyword_parsecodes): New variable.
1317 (dynamic_list_keywords): New variable.
1318 * script.h (Script_options::define_dynamic_list): New function
1319 prototype.
1320 (read_dynamic_list): New function prototype.
1321 * symtab.cc (strprefix): New macro.
1322 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1323 dynamic_list_data, dynamic_list_cpp_new, and
1324 dynamic_list_cpp_typeinfo.
1325 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1326 (dynamic_list_expr): New rule.
1327 (dynamic_list_nodes): Likewise.
1328 (dynamic_list_node): Likewise.
1329 * testsuite/Makefile.am (dynamic_list): New test.
1330 * testsuite/Makefile.in: Regenerated.
1331 * testsuite/dynamic_list.t: New file.
1332 * testsuite/dynamic_list.sh: New file.
1333
e0bb29a5
CS		 13342008-11-05 Craig Silverstein <csilvers@google.com>
1335
1336 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1337 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1338 (t11_last): Likewise.
1339 * testsuite/ver_test_6.c (main): Likewise.
1340
4e1e25e0
CC		 13412008-10-07 Cary Coutant <ccoutant@google.com>
1342
1343 * options.c (General_options::finalize): Add check for -static and
1344 -shared.
1345 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1346 is not empty.
1347
92f03fcb
CC		 13482008-10-02 Cary Coutant <ccoutant@google.com>
1349
1350 * plugin.cc (make_sized_plugin_object): Fix conditional
1351 compilation to work when not all targets are enabled.
1352
fbd8a257
CC		 13532008-09-29 Cary Coutant <ccoutant@google.com>
1354
1355 * archive.cc (Archive::get_file_and_offset): Use filename instead
1356 of name to get library path.
1357 (Archive::include_member): Unlock external member of a thin archive.
1358
1359 * testsuite/Makefile.am (TEST_AR): New variable.
1360 (thin_archive_test_1): New test.
1361 (thin_archive_test_2): New test.
81636b3f
CC		 1362 * testsuite/Makefile.in: Regenerate.
1363 * testsuite/thin_archive_main.cc: New file.
1364 * testsuite/thin_archive_test_1.cc: New file.
1365 * testsuite/thin_archive_test_2.cc: New file.
1366 * testsuite/thin_archive_test_3.cc: New file.
1367 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1368
eff45813
CC		 13692008-09-29 Cary Coutant <ccoutant@google.com>
1370
1371 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1372 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1373 instead of -1U.
1374 (Sized_relobj::do_finalize_local_symbols): Likewise.
1375 (Sized_relobj::map_to_kept_section): Likewise.
1376 * object.h (Sized_relobj::invalid_address): New constant.
1377 (Sized_relobj::do_output_section_offset): Check for invalid_address
1378 and return -1ULL.
1379 * output.cc (Output_reloc::local_section_offset): Use constant
1380 invalid_address instead of -1U.
1381 (Output_reloc::get_address): Likewise.
1382 (Output_section::output_address): Change -1U to -1ULL.
1383 * output.h (Output_reloc::invalid_address): New constant.
1384 * reloc.cc (Sized_relobj::write_sections): Use constant
1385 invalid_address instead of -1U.
1386 (Sized_relobj::relocate_sections): Likewise.
1387 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1388 values for merge sections.
1389 * target-reloc.h (relocate_for_relocatable): Use constant
1390 invalid_address instead of -1U.
1391
89fc3421
CC		 13922008-09-19 Cary Coutant <ccoutant@google.com>
1393
1394 Add plugin functionality for link-time optimization (LTO).
1395 * configure.ac (plugins): Add --enable-plugins option.
1396 * configure: Regenerate.
1397 * config.in: Regenerate.
1398 * Makefile.am (LIBDL): New variable.
1399 (CCFILES): Add plugin.cc.
1400 (HFILES): Add plugin.h.
1401 (ldadd_var): Add LIBDL.
1402 * Makefile.in: Regenerate.
1403
1404 * archive.cc: Include "plugin.h".
1405 (Archive::setup): Don't preread archive symbols when using a plugin.
1406 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1407 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1408 files.
1409 (Archive::include_member): Add symbols from plugin objects.
1410 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1411 * descriptors.cc (Descriptors::open): Check for file descriptors
1412 abandoned by plugins.
1413 (Descriptors::claim_for_plugin): New function.
1414 * descriptors.h (Descriptors::claim_for_plugin): New function.
1415 (Open_descriptor::is_claimed): New field.
1416 (claim_descriptor_for_plugin): New function.
1417 * fileread.cc (File_read::claim_for_plugin): New function.
1418 * fileread.h (File_read::claim_for_plugin): New function.
1419 (File_read::descriptor): New function.
1420 * gold.cc: Include "plugin.h".
1421 (queue_initial_tasks): Add task to call plugin hooks for generating
1422 new object files.
1423 * main.cc: Include "plugin.h".
1424 (main): Load plugin libraries.
1425 * object.h (Pluginobj): Declare.
1426 (Object::pluginobj): New function.
1427 (Object::do_pluginobj): New function.
1428 (Object::set_target): New function.
1429 * options.cc: Include "plugin.h".
1430 (General_options::parse_plugin): New function.
1431 (General_options::General_options): Initialize plugins_ field.
1432 (General_options::add_plugin): New function.
1433 * options.h (Plugin_manager): Declare.
1434 (General_options): Add --plugin option.
1435 (General_options::has_plugins): New function.
1436 (General_options::plugins): New function.
1437 (General_options::add_plugin): New function.
1438 (General_options::plugins_): New field.
1439 * plugin.cc: New file.
1440 * plugin.h: New file.
1441 * readsyms.cc: Include "plugin.h".
1442 (Read_symbols::do_read_symbols): Check for archive before checking
1443 for ELF file. Call plugin hooks to claim files.
1444 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1445 from a real object file; force override when processing replacement
1446 files.
1447 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1448 (Symbol::init_base_object): Likewise.
1449 (Symbol::init_base_output_data): Likewise.
1450 (Symbol::init_base_output_segment): Likewise.
1451 (Symbol::init_base_constant): Likewise.
1452 (Symbol::init_base_undefined): Likewise.
1453 (Symbol::output_section): Assert that object is not a plugin.
1454 (Symbol_table::add_from_pluginobj): New function.
1455 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1456 undefined.
1457 (Symbol_table::sized_write_globals): Likewise.
1458 (Symbol_table::add_from_pluginobj): Instantiate template.
1459 * symtab.h (Sized_pluginobj): Declare.
1460 (Symbol::in_real_elf): New function.
1461 (Symbol::set_in_real_elf): New function.
1462 (Symbol::in_real_elf_): New field.
1463 (Symbol_table::add_from_pluginobj): New function.
1464
1465 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1466 (LIBDL): New variable.
1467 (LDADD): Add LIBDL.
1468 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1469 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1470 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1471 (MOSTLYCLEANFILES): Likewise.
1472 * testsuite/Makefile.in: Regenerate.
1473 * testsuite/plugin_test.c: New file.
1474 * testsuite/plugin_test_1.sh: New file.
1475 * testsuite/plugin_test_2.sh: New file.
1476
de31bda5
ILT		 14772008-09-16 Ian Lance Taylor <iant@google.com>
1478
9c2d0ef9
ILT		 1479 * target-reloc.h (relocate_section): Check whether a symbol is
1480 defined by the ABI before reporting an undefined symbol error.
1481 * target.h (Target::is_defined_by_abi): Make parameter const.
1482 (Target::do_is_defined_by_abi): Likewise.
1483 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1484 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1485 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1486 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1487 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1488 * testsuite/Makefile.in: Rebuild.
1489
de31bda5
ILT		 1490 * fileread.cc (make_view): Add casts to avoid warning.
1491
9fa33bee
AO		 14922008-09-16 Alexandre Oliva <aoliva@redhat.com>
1493
1494 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1495 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1496
183fd0e3
AO		 14972008-09-16 Alexandre Oliva <aoliva@redhat.com>
1498
1499 * options.h (General_options::output_is_executable): New.
1500 (General_options::output_is_pie): New.
1501 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1502 for shared libraries.
1503 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1504
7be8330a
CD		 15052008-09-11 Chris Demetriou <cgd@google.com>
1506
1507 * options.h (origin): New -z option.
1508 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1509 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1510 in DT_FLAGS_1.
1511
a9caad02
CC		 15122008-09-05 Cary Coutant <ccoutant@google.com>
1513
1514 * fileread.cc (File_read::make_view): Add check for attempt to map
1515 beyond end of file.
1516
ae6dce4d
CC		 15172008-09-05 Cary Coutant <ccoutant@google.com>
1518
1519 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1520 explicit instantiations.
1521
d7ab2a47
KVH		 15222008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1523
1524 PR gold/6858
1525 * options.cc (General_options::finalize): Allow undefined symbols
1526 in shlibs if linking -shared.
1527
1528 PR gold/6859
1529 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1530 symbols as not needing a dynsym entry.
1531
1e52a9c1
CS		 15322008-08-20 Craig Silverstein <csilvers@google.com>
1533
1534 * fileread.cc (File_read::open): Do not lock the file unless it
1535 was successfully opened.
1536
d85c80a3
CC		 15372008-08-14 Cary Coutant <ccoutant@google.com>
1538
1539 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1540 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1541 * testsuite/tls_test.cc (struct int128): 128-bit struct
1542 for testing TLS relocs with non-zero addend.
1543 (v12): New TLS variable.
1544 (t12): New test.
1545 (t_last): Add check for v12.
1546 * testsuite/tls_test.h (t12): New function.
1547 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1548
2d924fd9
ILT		 15492008-08-13 Ian Lance Taylor <iant@google.com>
1550
1551 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1552 set tls_segment_ or relro_segment_.
1553 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1554 when appropriate.
1555 * output.h (Output_section::clear_is_relro): New function.
1556 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1557 sections specially even when output_data_ is empty.
1558 (Output_segment::maximum_alignment): When first section is relro,
1559 only force alignment for PT_LOAD segments.
1560 * script.cc (script_data_segment_align): New function.
1561 (script_data_segment_relro_end): New function.
1562 * script-c.h (script_data_segment_align): Declare.
1563 (script_data_segment_relro_end): Declare.
1564 * script-sections.h (class Script_sections): Declare
1565 data_segment_align and data_segment_relro_end. Add fields
1566 segment_align_index_ and saw_relro_end_.
1567 * script-sections.cc (class Sections_element): Add set_is_relro
1568 virtual function. Add new bool* parameter to place_orphan_here.
1569 Add get_output_section virtual function.
1570 (class Output_section_definition): Add set_is_relro. Add new
1571 bool* parameter to place_orphan_here. Add get_output_section.
1572 Add is_relro_ field.
1573 (Output_section_definition::Output_section_definition): Initialize
1574 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1575 and is_relro_ fields.
1576 (Output_section_definition::place_orphan_here): Add is_relro
1577 parameter.
1578 (Output_section_definition::set_section_addresses): Set relro for
1579 output section.
1580 (Output_section_definition::alternate_constraint): Likewise.
1581 (class Orphan_output_section): Add new bool* parameter to
1582 place_orphan_here. Add get_output_section.
1583 (Orphan_output_section::place_orphan_here): Add is_relro
1584 parameter.
1585 (Script_sections::Script_sections): Initialize
1586 data_segment_align_index_ and saw_relro_end_.
1587 (Script_sections::data_segment_align): New function.
1588 (Script_sections::data_segment_relro_end): New function.
1589 (Script_sections::place_orphan): Set or clear is_relro.
1590 (Script_sections::set_section_addresses): Force alignment of first
1591 TLS section.
1592 * yyscript.y (exp): Call script_data_segment_align and
1593 script_data_segment_relro_end.
1594 * testsuite/relro_script_test.t: New file.
1595 * testsuite/relro_test.cc (using_script): Declare.
1596 (t1, t2): Test using_script.
1597 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1598 (relro_script_test_SOURCES): Define.
1599 (relro_script_test_DEPENDENCIES): Define.
1600 (relro_script_test_LDFLAGS): Define.
1601 (relro_script_test_LDADD): Define.
1602 (relro_script_test.so): New target.
1603 * testsuite/Makefile.in: Rebuild.
1604
f827c9a9
CC		 16052008-08-06 Cary Coutant <ccoutant@google.com>
1606
1607 * archive.cc (Archive::total_archives, Archive::total_members)
1608 (Archive::total_members_loaded): New variables.
1609 (Archive::setup): Add parameter. Add option to preread
1610 archive symbols.
1611 (Archive::read_armap): Add counter.
1612 (Archive::get_file_and_offset): New function.
1613 (Archive::get_elf_object_for_member): New function.
1614 (Archive::read_all_symbols): New function.
1615 (Archive::read_symbols): New function.
1616 (Archive::add_symbols): Add counters.
1617 (Archive::include_all_members): Use armap to find members if it's
1618 already built.
1619 (Archive::include_member): Skip reading symbols if already read.
1620 Factored code into Archive::get_file_and_offset and
1621 Archive::get_elf_object_for_member. Changed call to
1622 Mapfile::report_include_archive_member.
1623 (Archive::print_stats): New function.
1624 * archive.h: Declare Object and Read_symbols_data classes.
1625 (Archive::Archive): Add initializers for new members.
1626 (Archive::setup): Add parameter.
1627 (Archive::print_stats): New function.
1628 (Archive::total_archives, Archive::total_members)
1629 (Archive::total_members_loaded): New variables.
1630 (Archive::get_file_and_offset): New function.
1631 (Archive::get_elf_object_for_member): New function.
1632 (Archive::read_all_symbols): New function.
1633 (Archive::read_symbols): New function.
1634 (Archive::Archive_member): New class.
1635 (Archive::members_): New member.
1636 (Archive::num_members_): New member.
1637 * main.cc: Include archive.h.
1638 (main): Call Archive::print_stats.
1639 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1640 archive parameter; member_name is now the fully-decorated name.
1641 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1642 * options.h: (General_options): Add --preread-archive-symbols option.
1643 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1644 Archive::setup.
1645
de4c45bd
ILT		 16462008-08-04 Ian Lance Taylor <iant@google.com>
1647
1648 * symtab.h (Symbol::use_plt_offset): New function.
1649 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1650 * powerpc.cc (Relocate::relocate): Likewise.
1651 * sparc.cc (Relocate::relocate): Likewise.
1652 * x86_64.cc (Relocate::relocate): Likewise.
1653 * testsuite/weak_plt.sh: New test.
1654 * testsuite/weak_plt_main.cc: New test.
1655 * testsuite/weak_plt_shared.cc: New test.
1656 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1657 (check_PROGRAMS): Add weak_plt.
1658 (check_DATA): Add weak_plt_shared.so.
1659 (weak_plt_main_pic.o, weak_plt): New targets.
1660 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1661 * testsuite/Makefile.in: Rebuild.
1662
1663 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1664 gcctestdir/ld.
1665 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1666 * testsuite/Makefile.in: Rebuild.
1667
323ee3f4
AM		 16682008-08-04 Alan Modra <amodra@bigpond.net.au>
1669
1670 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1671 * Makefile.in: Regenerate.
1672 * po/POTFILES.in: Regenerate.
1673
7c07ecec
ILT		 16742008-07-29 Ian Lance Taylor <iant@google.com>
1675
1676 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1677 symbols before other symbols.
1678 * testsuite/script_test_2.cc (test_addr): Declare.
1679 (test_addr_alias): Declare.
1680 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1681 values.
7c07ecec
ILT		 1682 * testsuite/script_test_2.t: Define test_addr_alias and
1683 test_addr.
1684
5778530e
ILT		 16852008-07-24 Ian Lance Taylor <iant@google.com>
1686
2a00e4fb
ILT		 1687 PR 5990
1688 * descriptors.cc: New file.
1689 * descriptors.h: New file.
1690 * gold-threads.h (class Hold_optional_lock): New class.
1691 * fileread.cc: Include "descriptors.h".
1692 (File_read::~File_read): Release descriptor rather than closing
1693 it.
1694 (File_read::open) [file]: Call open_descriptor rather than open.
1695 Set is_descriptor_opened_.
1696 (File_read::open) [memory]: Assert that descriptor is not open.
1697 (File_read::reopen_descriptor): New function.
1698 (File_read::release): Release descriptor.
1699 (File_read::do_read): Make non-const. Reopen descriptor.
1700 (File_read::read): Make non-const.
1701 (File_read::make_view): Reopen descriptor.
1702 (File_read::do_readv): Likewise.
1703 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1704 Update declarations.
1705 * layout.cc: Include "descriptors.h".
1706 (Layout::create_build_id): Use open_descriptor rather than open.
1707 * output.cc: Include "descriptors.h".
1708 (Output_file::open): Use open_descriptor rather than open.
1709 * archive.cc (Archive::const_iterator): Change Archive to be
1710 non-const.
1711 (Archive::begin, Archive::end): Make non-const.
1712 (Archive::count_members): Likewise.
1713 * archive.h (class Archive): Update declarations.
1714 * object.h (Object::read): Make non-const.
1715 * Makefile.am (CCFILES): Add descriptors.cc.
1716 (HFILES): Add descriptors.h.
1717 * Makefile.in: Rebuild.
1718
801647d1
ILT		 1719 PR 6716
1720 * gold.h: Always include <clocale>. Add Solaris workarounds
1721 following code in binutils/sysdep.h.
1722
5edd166e
ILT		 1723 PR 6048
1724 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1725 this->eh_frame_hdr_ is NULL before using it.
1726
c89ad728
ILT		 1727 * dynobj.cc (Versions::Versions): Update comment.
1728
aa86f06b
ILT		 1729 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1730 the base version name.
1731
5778530e
ILT		 1732 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1733 array size plus one.
1734 (Stringpool_template::set_string_offsets): Subtract one from key
1735 before using it as an array index.
1736 (Stringpool_template::get_offset_with_length): Likewise.
1737 (Stringpool_template::write_to_buffer): Likewise.
1738 * stringpool.h (Stringpool_template::get_offset_from_key):
1739 Likewise.
1740
057ead22
ILT		 17412008-07-23 Ian Lance Taylor <iant@google.com>
1742
7f649c59
ILT		 1743 PR 6658
1744 * object.h (Merged_symbol_value::value): Do our best to handle a
1745 negative addend.
1746
057ead22
ILT		 1747 PR 6647
1748 * script.cc (Version_script_info::get_versions): Don't add empty
1749 version tag to return value.
1750 (Version_script_info::get_symbol_version_helper): Change return
1751 type to bool. Add pversion parameter. Change all callers.
1752 (script_register_vers_node): Don't require a non-NULL tag.
1753 * script.h (class Version_script_info): Update declarations.
1754 (Version_script_info::get_symbol_version): Change return type to
1755 bool. Add version parameter. Change all callers.
1756 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1757 handling. Handle an empty version from a version script.
1758 (Symbol_table::define_special_symbol): Likewise.
1759 * testsuite/ver_test_10.script: New file.
1760 * testsuite/ver_test_10.sh: New file.
1761 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1762 (check_DATA): Add ver_test_10.syms.
1763 (ver_test_10.syms, ver_test_10.so): New target.
1764 * testsuite/Makefile.in: Rebuild.
1765
58e54ac2
CD		 17662008-07-23 Simon Baldwin <simonb@google.com>
1767
1768 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1769 to zero for undefined symbols from dynamic libraries.
1770
95d14cd3
ILT		 17712008-07-23 Ian Lance Taylor <iant@google.com>
1772
1773 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1774 Change all callers.
1775 * symtab.h (class Symbol_table): Update declaration.
1776 * testsuite/ver_test_9.cc: New file.
1777 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1778 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1779 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1780 (ver_test_9.so, ver_test_9.o): New targets.
1781 * testsuite/Makefile.in: Rebuild.
1782
92de84a6
ILT		 17832008-07-22 Ian Lance Taylor <iant@google.com>
1784
34810851
ILT		 1785 * options.h (class General_options): Define --check-sections.
1786 * layout.cc (Layout::set_segment_offsets): Handle
1787 --check-sections.
1788
af6156ef
ILT		 1789 * options.h (class General_options): Define -n/--nmagic and
1790 -N/--omagic.
1791 * options.cc (General_options::finalize): For -n/--nmagic or
1792 -N/--omagic, set -static.
1793 * layout.cc (Layout::attach_allocated_section_to_segment): If
1794 -N/--omagic, don't put read-only and read-write sections in
1795 different segments.
1796 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1797 finding a read-only segment.
1798 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1799 don't set the minimum segment alignment to the common page size,
1800 and don't set the file offset to the address modulo the page size.
1801 * script-sections.cc (Script_sections::create_segments): If
1802 -n/--omagic, don't put read-only and read-write sections in
1803 different segments.
1804
92de84a6
ILT		 1805 * cref.cc: New file.
1806 * cref.h: New file.
1807 * options.h (class General_options): Add --print-symbol-counts.
1808 * main.cc (main): Issue defined symbol report if requested.
1809 * archive.cc (Archive::interpret_header): Make into a const member
1810 function.
1811 (Archive::add_symbols): Call Input_objects::archive_start and
1812 archive_stop.
1813 (Archive::const_iterator): Define new class.
1814 (Archive::begin, Archive::end): New functions.
1815 (Archive::include_all_members): Rewrite to use iterator.
1816 (Archive::count_members): New function.
1817 * archive.h (class Archive): Update declarations.
1818 (Archive::filename): New function.
1819 * object.cc: Include "cref.h".
1820 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1821 (Sized_relobj::do_get_global_symbol_counts): New function.
1822 (Input_objects::add_object): Add object to cross-referencer.
1823 (Input_objects::archive_start): New function.
1824 (Input_objects::archive_stop): New function.
1825 (Input_objects::print_symbol_counts): New function.
1826 * object.h: Declare Cref and Archive.
1827 (Object::get_global_symbol_counts): New function.
1828 (Object::do_get_global_symbol_counts): New pure virtual function.
1829 (class Sized_relobj): Add defined_count_ field. Update
1830 declarations.
1831 (class Input_objects): Add cref_ field. Update constructor.
1832 Update declarations.
1833 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1834 defined_count_.
1835 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1836 symbol counts.
1837 (Sized_dynobj::do_get_global_symbol_counts): New function.
1838 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1839 defined_count_. Update declarations. Define Symbols typedef.
1840 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1841 parameter. Change all callers.
1842 (Symbol_table::add_from_dynobj): Add sympointers and defined
1843 parameters. Change all callers.
1844 * symtab.h (class Symbol_table): Update declarations.
1845 * Makefile.am (CCFILES): Add cref.cc.
1846 (HFILES): Add cref.h.
1847 * Makefile.in: Rebuild.
1848
3f7c5e1d
CD		 18492008-07-22 Simon Baldwin <simonb@google.com>
1850
1851 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1852 to zero when writing undefined symbols.
1853
e0b64032
ILT		 18542008-07-22 Ian Lance Taylor <iant@google.com>
1855
1856 * output.cc (Output_section::add_input_section): Don't try to
1857 merge empty merge sections.
1858
096b02cf
CS		 18592008-07-21 Craig Silverstein <csilvers@google.com>
1860
1861 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1862 Include symbol version in error message.
cd536b21 1863
1d1f116d
CD		 18642008-07-20 Chris Demetriou <cgd@google.com>
1865
cd536b21 1866 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1867 (RANDOM_SEED_CFLAGS): New substituted variable.
1868 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1869 * configure: Rebuild.
1870 * Makefile.in: Likewise.
1871 * testsuite/Makefile.in: Likewise.
1872
a18f591e
ILT		 18732008-07-18 Ian Lance Taylor <iant@google.com>
1874
1875 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1876 where we see NAME/NULL and NAME/VERSION as separate symbols.
1877 * testsuite/ver_test_main.cc (main): Call t4.
1878 (t4, t4_2a): Define.
1879 * testsuite/ver_test_2.cc (t4_2): Define.
1880 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1881 * testsuite/ver_test_4.cc (t4_2a): Define.
1882 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1883 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1884
c6e3f6ed
ILT		 18852008-07-17 Ian Lance Taylor <iant@google.com>
1886
1887 * dynobj.cc (Versions::add_def): If we give an error about a
1888 missing version, go ahead and create the version anyhow.
1889
ef9beddf
ILT		 18902008-07-10 Ian Lance Taylor <iant@google.com>
1891
1892 Handle output sections with more than 0x7fffffff bytes.
1893 * object.h (class Relobj): Change map_to_output_ to
1894 output_sections_, and just keep a section pointer. Change all
1895 uses. Move comdat group support to Sized_relobj.
1896 (Relobj::is_section_specially_mapped): Remove.
1897 (Relobj::output_section): Remove poff parameter. Change all
1898 callers.
1899 (Relobj::output_section_offset): New function.
1900 (Relobj::set_section_offset): Rewrite.
1901 (Relobj::map_to_output): Remove.
1902 (Relobj::output_sections): New function.
1903 (Relobj::do_output_section_offset): New pure virtual function.
1904 (Relobj::do_set_section_offset): Likewise.
1905 (class Sized_relobj): Add section_offsets_ field. Add comdat
1906 group support from Relobj. Update declarations.
1907 (Sized_relobj::get_output_section_offset): New function.
1908 (Sized_relobj::do_output_section_offset): New function.
1909 (Sized_relobj::do_set_section_offset): New function.
1910 * object.cc (Relobj::output_section_address): Remove.
1911 (Sized_relobj::Sized_relobj): Initialize new fields.
1912 (Sized_relobj::include_section_group): Cast find_kept_object to
1913 Sized_relobj.
1914 (Sized_relobj::include_linkonce_section): Likewise.
1915 (Sized_relobj::do_layout): Use separate arrays for output section
1916 and output offset.
1917 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1918 output_sections.
1919 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1920 output_sections and section_offsets.
1921 (Sized_relobj::write_local_symbols): Likewise.
1922 (map_to_kept_section): Compute output address directly.
1923 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1924 output_sections and section_offsets.
1925 (Sized_relobj::write_sections): Likewise.
1926 (Sized_relobj::relocate_sections): Likewise.
1927 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1928 * output.h (class Output_reloc): Update declarations. Change
1929 u2_.relobj to Sized_relobj*.
1930 (class Output_data_reloc): Change add functions to use
1931 Sized_relobj*.
1932 * output.cc (Output_reloc::Output_reloc): Change relobj to
1933 Sized_relobj*.
1934 (Output_reloc::local_section_offset): Change return type to
1935 Elf_Addr. Use get_output_section_offset.
1936 (Output_reloc::get_address): Likewise.
1937 (Output_section::is_input_address_mapped): Don't call
1938 is_section_specially_mapped.
1939 (Output_section::output_offset): Likewise.
1940 (Output_section::output_address): Likewise.
1941 (Output_section::starting_output_address): Likewise.
1942 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1943 parameter to Sized_relobj*.
1944 (Copy_relocs::need_copy_reloc): Likewise.
1945 (Copy_relocs::save): Likewise.
1946 * copy-relocs.h (class Copy_relocs): Update declarations.
1947 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1948 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1949 * target-reloc.h (relocate_for_relocatable): Change
1950 offset_in_output_section type to Elf_Addr. Change code that uses
1951 it as well.
1952 * layout.cc (Layout::layout): Always set *off.
1953 * mapfile.cc (Mapfile::print_input_section): Use
1954 output_section_offset.
1955 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1956 Sized_relobj*.
1957 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1958 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1959 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1960
5cb66f97
ILT		 19612008-07-03 Ian Lance Taylor <iant@google.com>
1962
1963 * layout.cc (Layout::include_section): Do not discard unrecognized
1964 SHT_STRTAB sections.
1965
afe47622
CS		 19662008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1967
1968 * script.cc (Lex::can_continue_name): Make '?' allowable in
1969 version-script names.
1970 * testsuite/version_script.map: Change glob pattern to use '?'
1971
5adf9721
ILT		 19722008-06-30 Manish Singh <yosh@gimp.org>
1973
1974 PR 6585
1975 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1976 Correct typo.
1977
e6fde208
ILT		 19782008-06-30 Ian Lance Taylor <iant@google.com>
1979
1980 PR 6660
1981 PR 6682
1982 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1983 versions]: Don't try to read the value in the contents, since we
1984 don't use it. Use the template endianness when writing.
1985
3f2e6a2d
CC		 19862008-06-25 Cary Coutant <ccoutant@google.com>
1987
1988 * fileread.cc (File_read::make_view): Assert on zero-length view.
1989 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1990 symbol table when there are no symbols to read.
1991
c43d3a48
CS		 19922008-06-23 Craig Silverstein <csilvers@google.com>
1993
1994 * version.cc (version_string): Bump to 1.7
1995
5f494ea0
CS		 19962008-06-18 Craig Silverstein <csilvers@google.com>
1997
1998 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1999 constant 0xFFFF to type Valtype.
2000 (Powerpc_relocate_functions::rel16_ha): Likewise.
2001
c42e122e
ILT		 20022008-06-17 Ian Lance Taylor <iant@google.com>
2003
f34787f8
ILT		 2004 * output.h (Output_section::Input_section): Initialize p2align_ to
2005 zero for Output_section_data constructors.
2006 (Output_section::Input_section::addralign): If not an input
2007 section, return the alignment of the Output_section_data.
2008 * testsuite/copy_test.cc: New file.
2009 * testsuite/copy_test_1.cc: New file.
2010 * testsuite/copy_test_2.cc: New file.
2011 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2012 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2013 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2014 (copy_test_1_pic.o, copy_test_1.so): New targets.
2015 (copy_test_2_pic.o, copy_test_2.so): New targets.
2016 * testsuite/Makefile.in: Rebuild.
2017
c42e122e
ILT		 2018 * script-sections.cc (Script_sections::place_orphan): Initialize
2019 local variable exact.
2020
ce3ac18a
DE		 20212008-06-13 David Edelsohn <edelsohn@gnu.org>
2022
2023 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
2024
42cacb20
DE		 20252008-06-12 David Edelsohn <edelsohn@gnu.org>
2026 David S. Miller <davem@davemloft.net>
2027
2028 * powerpc.cc: New file.
2029 * Makefile.am (TARGETSOURCES): Add powerpc.cc
2030 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
2031 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
2032 * Makefile.in: Rebuild.
2033
7b308235
ILT		 20342008-06-09 Ian Lance Taylor <iant@google.com>
2035
2036 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
2037 <exception>.
2038 (throwing, orig_terminate): New static variables.
2039 (terminate_handler): New static function.
2040 (t2): Set terminate handler.
2041
f0b886e3
ILT		 20422008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
2043
2044 PR 6584
cd536b21 2045 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 2046 alignment.
2047
3e90f135
CC		 20482008-05-30 Cary Coutant <ccoutant@google.com>
2049
2050 * archive.cc (Archive::include_all_members) Correct to step
2051 over symbol table and extended name table in thin archives.
2052
e09ad04a
ILT		 20532008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2054
2055 PR 6407
2056 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2057 calculation.
2058
62b01cb5
ILT		 20592008-05-28 Caleb Howe <cshowe@google.com>
2060
2061 * reduced_debug_output.cc: New file.
2062 * reduced_debug_output.h: New file.
92de84a6 2063 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 2064 * options.cc (General_options::finalize): Add strip_debug_non_line
2065 to the strip heirarchy.
2066 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2067 fields.
2068 * layout.cc: Include "reduced_debug_output.h".
2069 (Layout::Layout): Initialize new fields.
2070 (line_only_debug_sections): New static array.
2071 (is_lines_only_debug_sections): New static inline function.
2072 (Layout::include_section): Handle --strip-debug-non-line.
2073 (Layout::make_output_section): If --strip-debug-non-line, build
2074 new output sections for .debug_abbrev and .debug_info.
2075 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2076 gold. Warn about possible overflow.
2077 (read_signed_LEB_128): Likewise.
2078 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2079 (read_signed_LEB_128): Declare.
2080 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2081 (HFILES): Add reduced_debug_output.h.
2082 * Makefile.in: Rebuild.
2083
7d9e3d98
ILT		 20842008-05-21 Ian Lance Taylor <iant@google.com>
2085
2086 * mapfile.cc: New file.
2087 * mapfile.h: New file.
2088 * options.h (class General_options): Add -M/--print-map and -Map.
2089 * options.cc (General_options::finalize): Make -M equivalent to
2090 -Map -.
2091 * main.cc: Include <cstdio> and "mapfile.h".
2092 (main): Open mapfile if requested.
2093 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2094 constructor. Change caller.
2095 (queue_initial_tasks): Add mapfile parameter. Change caller.
2096 (queue_middle_tasks): Likewise.
2097 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2098 declarations.
2099 * archive.cc: Include "mapfile.h".
2100 (Archive::add_symbols): Add mapfile parameter. Change all
2101 callers. Pass mapfile, symbol, and reason to include_member.
2102 (Archive::include_all_members): Add mapfile parameter. Change all
2103 callers.
2104 (Archive::include_member): Add mapfile, sym, and why parameters.
2105 Change all callers. Report inclusion to map file.
2106 * archive.h: Include "fileread.h".
2107 (class Archive): Update declarations.
2108 (Archive::file): New const method.
2109 (class Add_archive_symbols): Add mapfile_ field. Update
2110 constructor. Change all callers.
2111 * readsyms.h (class Read_symbols): Likewise.
2112 (class Finish_group): Likewise.
2113 (class Read_script): Likewise.
2114 * common.cc: Include "mapfile.h".
2115 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2116 all callers.
2117 (Symbol_table::do_allocate_commons): Likewise.
2118 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2119 symbol allocation to mapfile.
2120 * common.h (class Allocate_commons_task): Add mapfile_ field.
2121 Update constructor. Change all callers.
2122 * symtab.h (class Symbol_table): Update declarations.
2123 * layout.cc: Include "mapfile.h".
2124 (Layout_task_runner::run): Print information to mapfile.
2125 (Layout::create_gold_note): Change Output_data_fixed_space to
2126 Output_data_zero_fill.
2127 (Layout::create_build_id): Likewise.
2128 (Layout::print_to_mapfile): New function.
2129 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2130 constructor. Change caller.
2131 (class Layout): Declare print_to_mapfile.
2132 * output.cc (Output_section::Input_section::print_to_mapfile): New
2133 function.
2134 (Output_section::add_input_section): If producing a map, always
2135 add to input_sections_ list.
2136 (Output_section::do_print_to_mapfile): New function.
2137 (Output_segment::print_sections_to_mapfile): New function.
2138 (Output_segment::print_section_list_to_mapfile): New function.
2139 * output.h: Include "mapfile.h".
2140 (Output_data::print_to_mapfile): New function.
2141 (Output_data::do_print_to_mapfile): New virtual function.
2142 (Output_segment_headers::do_print_to_mapfile): New function.
2143 (Output_file_header::do_print_to_mapfile): New function.
2144 (Output_data_const::do_print_to_mapfile): New function.
2145 (class Output_data_const_buffer): Add map_name_ field. Update
2146 constructor. Change all callers. Add do_print_to_mapfile
2147 function.
2148 (class Output_data_fixed_space): Likewise.
2149 (class Output_data_space): Likewise.
2150 (class Output_data_zero_fill): New class.
2151 (Output_data_strtab::do_print_to_mapfile): New function.
2152 (Output_data_reloc_base::do_print_to_mapfile): New function.
2153 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2154 (Output_data_group::do_print_to_mapfile): New function.
2155 (Output_data_got::do_print_to_mapfile): New function.
2156 (Output_data_dynamic::do_print_to_mapfile): New function.
2157 (Output_symtab_xindex::do_print_to_mapfile): New function.
2158 (class Output_section): Declare do_print_to_mapflie. Declare
2159 print_to_mapfile in Input_section.
2160 (class Output_segment): Declare new functions.
2161 * object.h (Sized_relobj::symbol_count): New function.
2162 * script-sections.cc
2163 (Output_section_element_dot_assignment::set_section_addresses):
2164 Change Output_data_fixed_space to Output_data_zero_fill.
2165 (Output_data_expression::do_print_to_mapfile): New function.
2166 * script.cc (read_input_script): Add mapfile parameter. Change
2167 all callers.
2168 * script.h (read_input_script): Update declaration.
2169 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2170 (Eh_frame::do_print_to_mapfile): New function.
2171 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2172 (Output_merge_string::do_print_to_mapfile): New function.
2173 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2174 function.
2175 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2176 function.
2177 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2178 function.
2179 * Makefile.am (CCFILES): Add mapfile.cc.
2180 (HFILES): Add mapfile.h.
2181 * Makefile.in: Rebuild.
2182
9f1d377b
ILT		 21832008-05-19 Ian Lance Taylor <iant@google.com>
2184
2185 * options.h (class General_options): Add -z relro.
2186 * layout.cc (Layout::Layout): Initialize relro_segment_.
2187 (Layout::add_output_section_data): Return the output section.
2188 (Layout::make_output_section): Rcognize relro sections and mark
2189 them appropriately.
2190 (Layout::attach_allocated_section_to_segment): Put relro sections
2191 in a PT_GNU_RELRO segment.
2192 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2193 section as relro.
2194 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2195 PT_TLS segments.
2196 (Layout::linkonce_mapping): Map d.rel.ro.local to
2197 .data.rel.ro.local.
2198 (Layout::output_section_name): Us .data.rel.ro.local for any
2199 section which begins with that.
2200 * layout.h (class Layout): Update add_output_section_data
2201 declaration. Add relro_segment_ field.
2202 * output.cc (Output_section::Output_section): Initialize is_relro_
2203 and is_relro_local_ fields.
2204 (Output_segment::add_output_section): Group relro sections.
2205 (Output_segment::is_first_section_relro): New function.
2206 (Output_segment::maximum_alignment): If there is a relro section,
2207 align the segment to the common page size.
2208 (Output_segment::set_section_addresses): Track whether we are
2209 looking at relro sections. If the last section is a relro
2210 section, align to the common page size.
2211 (Output_segment::set_section_list_addresses): Add in_relro
2212 parameter. Change all callers. Align to the page size when
2213 moving from relro to non-relro section.
2214 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2215 segment.
2216 * output.h (class Output_section): Add is_relro_ and
2217 is_relro_local_ fields.
2218 (Output_section::is_relro): New function.
2219 (Output_section::set_is_relro): New function.
2220 (Output_section::is_relro_local): New function.
2221 (Output_section::set_is_relro_local): New function.
2222 (class Output_segment): Update declarations.
2223 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2224 * sparc.cc (Target_sparc::got_section): Likewise.
2225 * x86_64.cc (Target_x86_64::got_section): Likewise.
2226 * testsuite/relro_test_main.cc: New file.
2227 * testsuite/relro_test.cc: New file.
2228 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2229 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2230 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2231 (relro_test.so, relro_test_pic.o): New targets.
2232 * testsuite/Makefile.in: Rebuild.
2233
a984ee1d
ILT		 22342008-05-16 Ian Lance Taylor <iant@google.com>
2235
01676dcd
ILT		 2236 * output.cc (Output_segment::add_output_section): Remove front
2237 parameter.
2238 * output.h (class Output_segment): Remove
2239 add_initial_output_section and overloaded add_output_section.
2240 Update declaration of remaining add_output_section.
2241 * layout.cc (Layout::create_interp): Call add_output_section
2242 rather than add_initial_output_section.
2243 (Layout::finish_dynamic_section): Likewise.
2244
497897f9
ILT		 2245 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2246 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2247 know the dynamic type.
2248 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2249 field. Initialize it in constructor.
2250 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2251 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2252 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2253 reloc.
2254
a984ee1d
ILT		 2255 * output.cc (Output_reloc::get_address): Change return type to
2256 Elf_Addr.
2257 * output.h (class Output_reloc): Update get_address declaration.
2258 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2259 for section addresses.
2260
55ba0940
ILT		 22612008-05-09 Ian Lance Taylor <iant@google.com>
2262
2263 PR 6493
2264 * gold.cc (gold_nomem): Use return value of write.
2265
75517b77
ILT		 22662008-05-08 Ian Lance Taylor <iant@google.com>
2267
2268 * symtab.c (Symbol::init_base_output_data): Add version
2269 parameter. Change all callers.
2270 (Symbol::init_base_output_segment): Likewise.
2271 (Symbol::init_base_constant): Likewise.
2272 (Symbol::init_base_undefined): Likewise.
2273 (Sized_symbol::init_output_data): Likewise.
2274 (Sized_symbol::init_output_segment): Likewise.
2275 (Sized_symbol::init_constant): Likewise.
2276 (Sized_symbol::init_undefined): Likewise.
2277 (Symbol_table::do_define_in_output_data): If the new symbol has a
2278 version, mark it as the default.
2279 (Symbol_table::do_define_in_output_segment): Likewise.
2280 (Symbol_table::do_define_as_constant): Likewise.
2281 * symtab.h (class Symbol): Update declarations.
2282 (class Sized_symbol): Likewise.
2283 * resolve.cc (Symbol::override_version): New function.
c42e122e 2284 (Symbol::override_base): Call override_version.
75517b77
ILT		 2285 (Symbol::override_base_with_special): Likewise.
2286 * testsuite/ver_script_8.script: New file.
2287 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2288 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2289 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2290 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2291
f1f70eae
ILT		 22922008-05-06 Ian Lance Taylor <iant@google.com>
2293
f3e9c5c5
ILT		 2294 PR 6049
2295 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2296 functions.
2297 (class General_options): Remove existing --undefined, and add
2298 --no-undefined instead. Add new --undefined as synonym for -u.
2299 * archive.cc (Archive::add_symbols): Check whether symbol was
2300 named with -u.
2301 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2302 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2303 all uses. Add IS_UNDEFINED. Update declarations to split
2304 different versions of init_base. Declare init_base_undefined.
2305 (Symbol::is_defined): Handle IS_UNDEFINED.
2306 (Symbol::is_undefined): Likewise.
2307 (Symbol::is_weak_undefined): Call is_undefined.
2308 (Symbol::is_absolute): Handle IS_CONSTANT.
2309 (class Sized_symbol): Update declarations to split different
2310 versions of init. Declare init_undefined.
2311 (class Symbol_table): Declare new functions.
2312 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2313 Change all callers.
2314 (Symbol::init_base_output_data): Likewise.
2315 (Symbol::init_base_output_segment): Likewise.
2316 (Symbol::init_base_constant): Likewise.
2317 (Symbol::init_base_undefined): New function.
2318 (Sized_symbol::init_object): Rename from init. Change all
2319 callers.
2320 (Sized_symbol::init_output_data): Likewise.
2321 (Sized_symbol::init_output_segment): Likewise.
2322 (Sized_symbol::init_constant): Likewise.
2323 (Sized_symbol::init_undefined): New function.
2324 (Symbol_table::add_undefined_symbols_from_command_line): New
2325 function.
2326 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2327 function.
2328 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2329 (Symbol::output_section): Likewise.
2330 (Symbol::set_output_section): Likewise.
2331 (Symbol_table::sized_finalize_symbol): Likewise.
2332 (Symbol_table::sized_write_globals): Likewise.
2333 * resolve.cc (Symbol_table::should_override): Likewise.
2334 (Symbol::override_base_with_special): Likewise.
2335
8bdcdf2c
ILT		 2336 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2337 symbol, change it to have default visibility.
2338 * testsuite/protected_1.cc: New file.
2339 * testsuite/protected_2.cc: New file.
2340 * testsuite/protected_3.cc: New file.
2341 * testsuite/protected_main_1.cc: New file.
2342 * testsuite/protected_main_2.cc: New file.
2343 * testsuite/protected_main_3.cc: New file.
2344 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2345 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2346 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2347 (protected_1.so): New target.
2348 (protected_1_pic.o, protected_2_pic.o): New targets.
2349 (protected_3_pic.o): New target.
2350 (check_PROGRAMS): Add protected_2.
2351 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2352 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2353 * testsuite/Makefile.in: Rebuild.
2354
2b706932
ILT		 2355 * options.h (DEFINE_var): Add set_user_set_##varname__.
2356 (DEFINE_bool_alias): New macro.
2357 (class General_options): Define -Bstatic using DEFINE_bool_alias
2358 rather than DEFINE_special. Add --undefined as an alias for -z
2359 defs.
2360 * options.cc (General_options::parse_Bstatic): Remove.
2361
d82a5bcc
ILT		 2362 * options.h (class General_options): Add --fatal-warnings.
2363 * main.cc (main): Implement --fatal-warnings.
2364 * errors.h (Errors::warning_count): New function.
2365
f1f70eae
ILT		 2366 * options.h (class General_options): Add -Bsymbolic-functions.
2367 * symtab.h (Symbol::is_preemptible): Check for
2368 -Bsymbolic-functions.
2369
8825ac63
ILT		 23702008-05-05 Ian Lance Taylor <iant@google.com>
2371
d98bc257
ILT		 2372 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2373 as noVARNAME rather than no-VARNAME.
2374 (class General_options): Add option -z combreloc.
2375 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2376 get_address.
2377 (Output_reloc::sort_before) [SHT_REL]: New function.
2378 (Output_reloc::sort_before) [SHT_RELA]: New function.
2379 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2380 Sort_relocs_comparison.
2381 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2382 parameter. Change all callers.
2383 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2384 sort_relocs parameter. Change all callers.
2385 * output.cc (Output_reloc::get_address): New function, broken out
2386 of write_rel.
2387 (Output_reloc::write_rel): Call it.
2388 (Output_reloc::compare): New function.
2389 (Output_data_reloc_base::do_write): Optionally sort relocs.
2390
60b2b4e7
ILT		 2391 * configure.ac: If targ_extra_obj is set, link it in.
2392 * configure.tgt: Initialize all variables.
2393 (x86_64*): Set targ_extra_obj and targ_extra_size.
2394 * configure: Rebuild.
2395
8825ac63
ILT		 2396 * object.cc (Sized_relobj::include_section_group): Adjust section
2397 indexes read from group data. Build vector to pass to
2398 layout_group.
2399 * layout.cc (Layout::layout_group): Add flags and shndxes
2400 parameters. Remove contents parameter. Change caller. Update
2401 explicit instantiations.
2402 * layout.h (class Layout): Update layout_group declaration.
2403 * output.cc (Output_data_group::Output_data_group): Add flags and
2404 input_shndxes parameters. Remove contents parameter. Change
2405 caller.
2406 (Output_data_group::do_write): Change input_sections_ to
2407 input_shndxes_.
2408 * output.h (class Output_data_group): Update constructor
2409 declaration. Rename input_sections_ to input_shndxes_.
2410 * testsuite/many_sections_test.cc: Add template.
2411
e94cf127
CC		 24122008-04-30 Cary Coutant <ccoutant@google.com>
2413
4418b2d5
CC		 2414 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2415
e94cf127
CC		 2416 * layout.cc (Layout::include_section): Refactored check for debug
2417 info section.
2418 (Layout::add_comdat): Add new parameters. Change type
2419 of signature parameter. Add object and shndx to signatures table.
2420 (Layout::find_kept_object): New function.
2421 * layout.h: Include <cstring>.
2422 (Layout::is_debug_info_section): New function.
2423 (Layout::add_comdat): Add new parameters.
2424 (Layout::find_kept_object): New function.
2425 (Layout::Kept_section): New struct.
2426 (Layout::Signatures): Change type of map range.
2427 * object.cc (Relobj::output_section_address): New function.
2428 (Sized_relobj::include_section_group): Add new parameters. Change
2429 calls to Layout::add_comdat. Change to build table of kept comdat
2430 groups and table mapping discarded sections to kept sections.
2431 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2432 (Sized_relobj::do_layout): Change calls to include_section_group and
2433 include_linkonce_section.
2434 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2435 value to zero when section is discarded.
2436 (Sized_relobj::map_to_kept_section): New function.
2437 * object.h (Relobj::output_section_address): New function.
2438 (Relobj::Comdat_group): New type.
2439 (Relobj::find_comdat_group): New function.
2440 (Relobj::Comdat_group_table): New type.
2441 (Relobj::Kept_comdat_section): New type.
2442 (Relobj::Kept_comdat_section_table): New type.
2443 (Relobj::add_comdat_group): New function.
2444 (Relobj::set_kept_comdat_section): New function.
2445 (Relobj::get_kept_comdat_section): New function.
2446 (Relobj::comdat_groups_): New field.
2447 (Relobj::kept_comdat_sections_): New field.
2448 (Symbol_value::input_value): Update comment.
2449 (Sized_relobj::map_to_kept_section) New function.
2450 (Sized_relobj::include_linkonce_section): Add new parameter.
2451 * target-reloc.h (Comdat_behavior): New type.
2452 (get_comdat_behavior): New function.
2453 (relocate_section): Add code to map a discarded section to the
2454 corresponding kept section when applying a relocation.
2455
e4e5049b
CS		 24562008-04-30 Craig Silverstein <csilvers@google.com>
2457
2458 * dwarf_reader.cc (next_generation_count): New static var.
2459 (Addr2line_cache_entry): New struct.
2460 (addr2line_cache): New static var.
2461 (Dwarf_line_info::one_addr2line): Added caching.
2462 (Dwarf_line_info::clear_addr2line_cache): New function.
2463 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2464 cache-size parameter.
2465 (Dwarf_line_info::one_addr2line_cache): New function.
2466 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2467 new cache-size argument to one_addr2line(), and clear cache.
2468
d09e9154
CC		 24692008-04-28 Cary Coutant <ccoutant@google.com>
2470
2471 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2472 R_386_PC8 relocations.
2473
7ef73768
ILT		 24742008-04-23 Ian Lance Taylor <iant@google.com>
2475
55438702
ILT		 2476 * object.cc (Sized_relobj::include_section_group): Check for
2477 invalid section group.
2478
c165fb93
ILT		 2479 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2480 header size.
2481
7ef73768
ILT		 2482 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2483 than read for file header.
2484 * archive.cc (Archive::include_member): Likewise.
2485
6194aaab
L		 24862008-04-23 Paolo Bonzini <bonzini@gnu.org>
2487
2488 * aclocal.m4: Regenerate.
2489 * configure: Regenerate.
2490
d491d34e
ILT		 24912008-04-19 Ian Lance Taylor <iant@google.com>
2492
5ea2bac6
ILT		 2493 * version.cc (version_string): Bump to 1.6.
2494
7bc3e21a
ILT		 2495 * testsuite/Makefile.am (many_sections_r_test): New target.
2496 (many_sections_r_test_SOURCES): Remove.
2497 (many_sections_r_test_DEPENDENCIES): Remove.
2498 (many_sections_r_test_LDFLAGS): Remove.
2499 (many_sections_r_test_LDADD): Remove.
2500
7fcd3aa9
ILT		 2501 * object.cc (Sized_relobj::do_add_symbols): Always pass
2502 local_symbol_count_ to add_from_relobj.
2503
4c94d6ae
ILT		 2504 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2505 every thousand variables.
2506 * testsuite/Makefile.in: Rebuild.
2507
d491d34e
ILT		 2508 * object.cc (Xindex::initialize_symtab_xindex): New function.
2509 (Xindex::read_symtab_xindex): New function.
2510 (Xindex::sym_xindex_to_shndx): New function.
2511 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2512 available.
2513 (Sized_relobj::do_initialize_xindex): New function.
2514 (Sized_relobj::do_read_symbols): Adjust section links.
2515 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2516 parameter. Change all callers.
2517 (Sized_relobj::include_section_group): Adjust section links and
2518 symbol section indexes.
2519 (Sized_relobj::do_layout): Adjust section links.
2520 (Sized_relobj::do_count_local_symbols): Adjust section links and
2521 symbol section indexes.
2522 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2523 ordinary and special symbols.
2524 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2525 dynsym_xindex parameters. Change all callers. Adjust section
2526 links. Use SHN_XINDEX when needed.
2527 (Sized_relobj::get_symbol_location_info): Adjust section links.
2528 Don't get fooled by special symbols.
2529 * object.h (class Xindex): Define.
2530 (class Object): Add xindex_ parameter. Declare virtual functoin
2531 do_initialize_xindex.
2532 (Object::adjust_sym_shndx): New function.
2533 (Object::set_xindex): New protected function.
2534 (class Symbol_value): Add is_ordinary_shndx_ field.
2535 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2536 (Symbol_value::value): Assert ordinary section.
2537 (Symbol_value::initialize_input_to_output_map): Likewise.
2538 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2539 Change all callers.
2540 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2541 all callers.
2542 (class Sized_relobj): Update declarations.
2543 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2544 parameter. Change all callers.
2545 (Sized_relobj::adjust_shndx): New function.
2546 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2547 field.
2548 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2549 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2550 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2551 (Sized_dynobj::read_dynsym_section): Adjust section links.
2552 (Sized_dynobj::read_dynamic): Likewise.
2553 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2554 section links.
2555 (Sized_dynobj::do_initialize_xindex): New function.
2556 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2557 do_initialize_xindex.
2558 (Sized_dynobj::adjust_shndx): New function.
2559 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2560 dynsym_xindex_ fields.
2561 (Layout::finalize): Add a call to set_section_indexes before
2562 creating the symtab sections.
2563 (Layout::set_section_indexes): Don't do anything if the section
2564 already has a section index.
2565 (Layout::create_symtab_sections): Add shnum parameter. Change
2566 caller. Create .symtab_shndx section if needed.
2567 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2568 caller.
2569 (Layout::allocated_output_section_count): New function.
2570 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2571 needed.
2572 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2573 fields. Update declarations.
2574 (Layout::symtab_xindex): New function.
2575 (Layout::dynsym_xindex): New function.
2576 (class Write_symbols_task): Add layout_ field.
2577 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2578 Change caller.
2579 * output.cc (Output_section_headers::Output_section_headers): Add
2580 shstrtab_section parameter. Change all callers.
2581 (Output_section_headers::do_sized_write): Store overflow values
2582 for section count and section string table section index in
2583 section header zero.
2584 (Output_file_header::do_sized_write): Check for overflow of
2585 section count and section string table section index.
2586 (Output_symtab_xindex::do_write): New function.
2587 (Output_symtab_xindex::endian_do_write): New function.
2588 * output.h (class Output_section_headers): Add shstrtab_section_.
2589 Update declarations.
2590 (class Output_symtab_xindex): Define.
2591 (Output_section::has_out_shndx): New function.
2592 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2593 field.
2594 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2595 Change all callers.
2596 (Sized_symbol::init): Likewise.
2597 (Symbol::output_section): Check for ordinary symbol.
2598 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2599 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2600 callers.
2601 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2602 Change all callers. Simplify handling of symbols from sections
2603 not included in the link.
2604 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2605 distinction.
2606 (Weak_alias_sorter::operator()): Assert that symbols are
2607 ordinary.
2608 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2609 distinction.
2610 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2611 parameters. Change all callers.
2612 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2613 symbol distinction. Use SHN_XINDEX when needed.
2614 (Symbol_table::write_section_symbol): Add symtab_xindex
2615 parameter. Change all callers.
2616 (Symbol_table::sized_write_section_symbol): Likewise. Use
2617 SHN_XINDEX when needed.
2618 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2619 declarations.
2620 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2621 (Symbol::is_defined): Check is_ordinary.
2622 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2623 (Symbol::is_absolute, Symbol::is_common): Likewise.
2624 (class Sized_symbol): Update declarations.
2625 (class Symbol_table): Update declarations.
2626 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2627 parameters. Change all callers.
2628 (Sized_symbol::override): Likewise.
2629 (Symbol_table::override): Likewise.
2630 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2631 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2632 is_ordinary, and orig_st_shndx parameters. Change all callers.
2633 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2634 to be in an ordinary section.
2635 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2636 object and is_ordinary parameters. Change all callers.
2637 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2638 Change all callers. Don't add undefined or non-ordinary symbols
2639 to reloc_map_.
2640 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2641 Change all callers.
2642 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2643 declarations.
2644 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2645 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2646 (Sized_relobj::relocate_sections): Likewise.
2647 * target-reloc.h (scan_relocs): Adjust section symbol index.
2648 (scan_relocatable_relocs): Likewise.
2649 * i386.cc (Scan::local): Check for ordinary symbols.
2650 * sparc.cc (Scan::local): Likewise.
2651 * x86_64.cc (Scan::local): Likewise.
2652 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2653 to symbol_section_and_value.
2654 * testsuite/many_sections_test.cc: New file.
2655 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2656 (check_PROGRAMS): Add many_sections_test.
2657 (many_sections_test_SOURCES): Define.
2658 (many_sections_test_DEPENDENCIES): Define.
2659 (many_sections_test_LDFLAGS): Define.
2660 (BUILT_SOURCES): Add many_sections_define.h.
2661 (many_sections_define.h): New target.
2662 (BUILT_SOURCES): Add many_sections_check.h.
2663 (many_sections_check.h): New target.
2664 (check_PROGRAMS): Add many_sections_r_test.
2665 (many_sections_r_test_SOURCES): Define.
2666 (many_sections_r_test_DEPENDENCIES): Define.
2667 (many_sections_r_test_LDFLAGS): Define.
2668 (many_sections_r_test_LDADD): Define.
2669 (many_sections_r_test.o): New target.
2670 * testsuite/Makefile.in: Rebuild.
2671
c5818ff1
CC		 26722008-04-17 Cary Coutant <ccoutant@google.com>
2673
2674 * errors.cc (Errors::info): New function.
2675 (gold_info): New function.
2676 * errors.h (Errors::info): New function.
2677 * gold.h (gold_info): New function.
2678 * object.cc (Input_objects::add_object): Print trace output.
2679 * options.cc (options::parse_set): New function.
2680 (General_options::parse_wrap): Deleted.
2681 (General_options::General_options): Deleted initializer.
2682 * options.h (options::String_set): New typedef.
2683 (options::parse_set): New function.
2684 (DEFINE_set): New macro.
2685 (General_options::wrap): Changed to use DEFINE_set. Changed
2686 callers of any_wrap_symbols and is_wrap_symbol.
2687 (General_options::trace, General_options::trace_symbol):
2688 New options.
2689 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2690 (General_options::wrap_symbols_): Deleted.
2691 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2692
b5be4a7c
DM		 26932008-04-17 David S. Miller <davem@davemloft.net>
2694
2695 * options.cc (General_options::parse_V): New function.
2696 * options.h: Add entries for -V and -Qy.
2697
155a0dd7
ILT		 26982008-04-17 Ian Lance Taylor <iant@google.com>
2699
2700 * common.cc (Symbol_table::allocate_commons): Remove options
2701 parameter. Change caller.
2702 (Symbol_table::do_allocate_commons): Remove options parameter.
2703 Change caller. Just call do_allocate_commons_list twice.
2704 (Symbol_table::do_allocate_commons_list): New function, broken out
2705 of do_allocate_commons.
2706 * common.h (class Allocate_commons_task): Remove options_ field.
2707 Update constructor.
2708 * symtab.cc (Symbol_table::Symbol_table): Initialize
2709 tls_commons_.
2710 (Symbol_table::add_from_object): Put TLS common symbols on
2711 tls_commons_ list.
2712 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2713 which are IN_OUTPUT_DATA.
2714 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2715 allocate_commons and do_allocate_commons declarations. Declare
2716 do_allocate_commons_list.
2717 * gold.cc (queue_middle_tasks): Update creation of
2718 Allocate_commons_task to not pass options.
2719 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2720 (TLS_TEST_C_FLAGS): New variable.
2721 (tls_test_c_pic.o): New target.
2722 (tls_test_shared.so): Link in tls_test_c_pic.o.
2723 (tls_test_c_pic_ie.o): New target.
2724 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2725 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2726 (tls_test_c.o): New target.
2727 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2728 (tls_pic_test_LDADD): Likewise.
2729 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2730 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2731 (tls_test_c_gnu2.o): New target.
2732 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2733 tls_test_c_gnu2.o.
2734 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2735 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2736 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2737 * testsuite/tls_test.cc: Include "config.h".
2738 (t_last): Call t11_last.
2739 * testsuite/tls_test.h (t11, t11_last): Declare.
2740 * testsuite/tls_test_c.c: New file.
2741 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2742 * configure.ac: Check for OpenMP support.
2743 * configure, config.in, Makefile.in: Rebuild.
2744 * testsuite/Makefile.in: Rebuild.
2745
edfbb029
CC		 27462008-04-16 Cary Coutant <ccoutant@google.com>
2747
2748 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2749 (Target_i386::tls_base_symbol_defined_): New field.
2750 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2751 (Target_i386::Scan::global): Likewise.
2752 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2753 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2754 (Target_x86_64::tls_base_symbol_defined_): New field.
2755 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2756 (Target_x86_64::Scan::global): Likewise.
2757
f3c69fca
CC		 27582008-04-16 Cary Coutant <ccoutant@google.com>
2759
2760 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2761 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2762 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2763 building shared libraries.
2764 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2765 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2766 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2767 * testsuite/Makefile.in: Rebuild.
2768 * testsuite/weak_undef.h: New file.
2769 * testsuite/weak_undef_file1.cc: Add extra test cases.
2770 * testsuite/weak_undef_file2.cc: Likewise.
2771 * testsuite/weak_undef_test.cc: Likewise.
2772
7c414435
DM		 27732008-04-16 David S. Miller <davem@davemloft.net>
2774
32b769e1
DM		 2775 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2776 Add issued_non_pic_error_ field. Declare check_non_pic.
2777 (Target_sparc::Scan::check_non_pic): New function.
2778 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2779 (Target_sparc::Scan::global): Likewise.
2780
11936fb1
DM		 2781 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2782 * configure: Rebuild.
2783
7c414435
DM		 2784 * options.h (DEFINE_enable): New macro.
2785 (new_dtags): New enable option.
2786 (initfirst, interpose, loadfltr, nodefaultlib,
2787 nodelete, nodlopen, nodump): New -z options.
2788 * layout.cc (Layout:finish_dynamic_section): If new
2789 dtags enabled, emit DT_RUNPATH. Also, emit a
2790 DT_FLAGS_1 containing any specified -z flags.
2791
85c7bf8b
ILT		 27922008-04-16 Ian Lance Taylor <iant@google.com>
2793
12c0daef
ILT		 2794 * copy-relocs.cc: New file.
2795 * copy-relocs.h: New file.
2796 * reloc.cc: Remove Copy_relocs code.
2797 * reloc.h: Likewise.
2798 * reloc-types.h (struct Reloc_types) [both versions]: Add
2799 get_reloc_addend_noerror.
2800 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2801 variants of add_global which take an addend which must be zero.
2802 * i386.cc: Include "copy-relocs.h".
2803 (class Target_i386): Change type of copy_relocs_ to variable,
2804 update initializer.
2805 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2806 Change all callers.
2807 (Target_i386::do_finalize_sections): Change handling of
2808 copy_relocs_.
2809 * sparc.cc: Include "copy-relocs.h".
2810 (class Target_sparc): Change type of copy_relocs_ to variable,
2811 update initializer.
2812 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2813 Change all callers.
2814 (Target_sparc::do_finalize_sections): Change handling of
2815 copy_relocs_.
2816 * x86_64.cc: Include "copy-relocs.h".
2817 (class Target_x86_64): Change type of copy_relocs_ to variable,
2818 update initializer.
2819 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2820 class. Change all callers.
2821 (Target_x86_64::do_finalize_sections): Change handling of
2822 copy_relocs_.
2823 * Makefile.am (CCFILES): Add copy-relocs.cc.
2824 (HFILES): Add copy-relocs.h.
2825
4f4995b6
ILT		 2826 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2827
85c7bf8b
ILT		 2828 * testsuite/script_test_4.sh: Permit leading zeroes.
2829
4f2a9edd
ILT		 28302008-04-15 Ian Lance Taylor <iant@google.com>
2831
e6188289
ILT		 2832 * script-sections.cc (Script_sections::create_segments): Use
2833 header_size_adjustment even when there is enough room for the
2834 headers.
2835 * testsuite/script_test_4.sh: New file.
2836 * testsuite/script_test_4.t: New file.
2837 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2838 (check_DATA): Add script_test_4.stdout.
2839 (MOSTLYCLEANFILES): Likewise.
2840 (script_test_4): New target.
2841 (script_test_4.stdout): New target.
2842 * testsuite/Makefile.in: Rebuild.
2843
4f2a9edd
ILT		 2844 * sparc.cc: Add definitions for Output_data_plt_sparc class
2845 constants.
2846
f5314dd5
DM		 28472008-04-14 David S. Miller <davem@davemloft.net>
2848
2849 * sparc.cc: New file.
2850 * Makefile.am (TARGETSOURCES): Add sparc.cc
2851 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2852 * configure.tgt: Document targ_extra_size and
2853 targ_extra_big_endian. Add entries for sparc-* and
2854 sparc64-*.
2855 * configure.ac: Handle targ_extra_size and
2856 targ_extra_big_endian.
2857 * Makefile.in: Rebuild.
2858 * configure: Likewise.
2859 * po/POTFILES.in: Likewise.
2860 * po/gold.pot: Likewise.
2861
154e0e9a
ILT		 28622008-04-14 Ian Lance Taylor <iant@google.com>
2863
2864 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2865 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2866 in the name/type/flags to section mapping. Don't call
2867 allocate_output_section.
2868 (Layout::choose_output_section): Change parameter from adjust_name
2869 to is_input_section. Don't permit input sections after sections
2870 are attached to segments. Don't call allocate_output_section.
2871 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2872 not write_enable_output_section.
2873 (Layout::make_output_section): Don't push to
2874 unattached_section_list_ nor call attach_to_segment. Call
2875 attach_section_to_segment if sections are attached.
2876 (Layout::attach_sections_to_segments): New function.
2877 (Layout::attach_section_to_segment): New function.
2878 (Layout::attach_allocated_section_to_segment): Rename from
2879 attach_to_segment. Remove flags parameter.
2880 (Layout::allocate_output_section): Remove function.
2881 (Layout::write_enable_output_section): Remove function.
2882 * layout.h (class Layout): Update for above changes. Add new
2883 field sections_are_attached_.
2884 * output.h (Output_section::update_flags_for_input_section): New
2885 function.
2886 * output.cc (Output_section::add_input_section): Call
2887 update_flags_for_input_section.
2888 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2889
009a67a2
CC		 28902008-04-11 Cary Coutant <ccoutant@google.com>
2891
2892 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2893 thought unnecessary.
2894 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2895
759b1a24
ILT		 28962008-04-11 Ian Lance Taylor <iant@google.com>
2897
2898 * output.h (class Output_section_data): Remove inline definition
2899 of set_addralign.
2900 * output.cc (Output_section_data::set_addralign): New function.
2901
c2b45e22
CC		 29022008-04-11 Cary Coutant <ccoutant@google.com>
2903
2904 Add support for TLS descriptors for i386 and x86_64.
2905 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2906 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2907 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2908 GOT_TYPE_TLS_DESC.
2909 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2910 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2911 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2912 relocations.
2913 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2914 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2915 Fix problem with initial-exec relocations.
2916 (Target_i386::Relocate::relocate_tls): Likewise.
2917 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2918 relaxation.
2919 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2920 support for section-plus-offset dynamic table entries.
2921 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2922 (Output_data_dynamic::Dynamic_entry): Add support for
2923 section-plus-offset dynamic table entries.
2924 (Output_data_dynamic::Classification): Likewise.
2925 (Output_data_dynamic::classification_): Renamed offset_.
2926 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2927 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2928 (Target_x86_64::make_plt_section): New function.
2929 (Target_x86_64::reserve_tlsdesc_entries): New function.
2930 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2931 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2932 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2933 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2934 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2935 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2936 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2937 add extra PLT entry for TLS descriptors.
2938 (Output_data_plt_x86_64::got_): New field.
2939 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2940 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2941 fields.
2942 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2943 descriptors.
2944 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2945 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2946 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2947 R_386_TLS_DESC_CALL relocations.
2948 (Target_x86_64::Scan::global): Likewise.
2949 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2950 for TLS descriptors.
2951 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2952 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2953 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2954 GD-to-IE relaxation.
2955 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2956 and TLS_DESCRIPTORS.
2957 * Makefile.in: Rebuild.
2958 * configure: Rebuild.
2959 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2960 (tls_test_shared2.so): New target.
2961 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2962 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2963 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2964 (tls_shared_gd_to_ie_test_LDADD): New variable.
2965 (tls_shared_gnu2_gd_to_ie_test): New target.
2966 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2967 New targets.
2968 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2969 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2970 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2971 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2972 (tls_shared_gnu2_test): New target.
2973 (tls_test_gnu2_shared.so): New target.
2974 (tls_shared_gnu2_test_SOURCES): New variable.
2975 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2976 (tls_shared_gnu2_test_LDFLAGS): New variable.
2977 (tls_shared_gnu2_test_LDADD): New variable.
2978 * testsuite/Makefile.in: Rebuild.
2979 * testsuite/Makefile.
2980
83bfb6b7
ILT		 29812008-04-11 Ian Lance Taylor <iant@google.com>
2982
2983 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2984 justsyms.t.
2985 * testsuite/Makefile.in: Rebuild.
2986
2987 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2988 long.
2989 * testsuite/script_test_2.cc (main): Adjust test.
2990
706e1f5e
ILT		 29912008-04-11 David S. Miller <davem@davemloft.net>
2992 Ian Lance Taylor <iant@google.com>
2993
2994 * options.h (General_options): Add entries for '-Y' and
2995 '-relax'.
2996 * options.cc (General_options:finalize): If -Y was used, add those
2997 entries to the library path instead of the default "/lib" and
2998 "/usr/lib".
2999
7c98e6bb
DM		 30002008-04-11 David S. Miller <davem@davemloft.net>
3001
3002 * testsuite/justsyms.t: Start at 0x100.
3003 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 3004 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3005 long.
3006 * testsuite/script_test_2.cc: Adjust string and section length
3007 checks.
7c98e6bb 3008
99a37bfd
ILT		 30092008-04-09 Ian Lance Taylor <iant@google.com>
3010
2cefc357
ILT		 3011 PR gold/5996
3012 * script-sections.cc (Sections_element::allocate_to_segment): Add
3013 orphan parameter.
3014 (Output_section_definition::allocate_to_segment): Likewise.
3015 (Orphan_output_section::allocate_to_segment): Likewise.
3016 (Script_sections::attach_sections_using_phdrs_clause): Don't
3017 propagate non-PT_LOAD segments to orphan sections.
3018 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3019 readelf rather than objdump.
3020 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3021 .interp section and PT_INTERP segment are the same size.
3022 * testsuite/Makefile.in: Rebuild.
3023
99a37bfd
ILT		 3024 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
3025 aliases for symbols defined in the same object.
3026 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
3027 (weak_alias_test_SOURCES): New variable.
3028 (weak_alias_test_DEPENDENCIES): New variable.
3029 (weak_alias_test_LDFLAGS): New variable.
3030 (weak_alias_test_LDADD): New variable.
3031 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
3032 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
3033 (weak_alias_test_3.o): New target.
3034 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
3035 * testsuite/weak_alias_test_main.cc: New file.
3036 * testsuite/weak_alias_test_1.cc: New file.
3037 * testsuite/weak_alias_test_2.cc: New file.
3038 * testsuite/weak_alias_test_3.cc: New file.
3039
780e49c5
ILT		 30402008-04-08 Ian Lance Taylor <iant@google.com>
3041
cdb0b8f5
ILT		 3042 * options.h (class General_options): Add --noinhibit-exec option.
3043 * main.cc (main): Check --noinhibit-exec.
3044
0864d551
ILT		 3045 * options.h (class General_options): Define --wrap as a special
3046 option. Add wrap_symbols_ field.
3047 (General_options::any_wrap_symbols): New function.
3048 (General_options::is_wrap_symbol): New function.
3049 * options.cc (General_options::parse_wrap): New function.
3050 (General_options::General_options): Initialize wrap_symbols_.
3051 * symtab.cc (Symbol_table::wrap_symbol): New function.
3052 (Symbol_table::add_from_object): Handle --wrap.
3053 * symtab.h (class Symbol_table): Declare wrap_symbol.
3054 * target.h (Target::wrap_char): New function.
3055 (Target::Target_info): Add wrap_char field.
3056 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3057 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3058 * testsuite/testfile.cc (Target_test::test_target_info):
3059 Likewise.
3060
789aa6de
ILT		 3061 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3062 there is one.
3063
2c38906f
ILT		 3064 * layout.h (class Layout): Add added_eh_frame_data_ field.
3065 * layout.cc (Layout::Layout): Initialize new field.
3066 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3067 output section until we find a section we merged successfully.
3068 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3069 that the size be non-zero.
3070
780e49c5
ILT		 3071 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3072 qualifier.
3073
7fcd0256
ILT		 30742008-04-08 Craig Silverstein <csilvers@google.com>
3075
3076 * configure.ac: Export new conditional variable HAVE_ZLIB.
3077 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3078 on HAVE_ZLIB.
3079 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3080 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3081
6835af53
ILT		 30822008-04-07 Ian Lance Taylor <iant@google.com>
3083
e24f324c
ILT		 3084 * version.cc (version_string): Set to "1.5".
3085
a036edd8
ILT		 3086 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3087 Add issued_non_pic_error_ field. Declare check_non_pic.
3088 (Target_x86_64::Scan::check_non_pic): New function.
3089 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3090 (Target_x86_64::Scan::global): Likewise.
3091
624f8810
ILT		 3092 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3093 addend parameter. Change caller. Handle merge sections.
3094 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3095 Address to Addend. Don't add in the result of
3096 local_section_offset, pass down the addend and use the returned
3097 value.
3098 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3099 Update declarations of local_section_offset and symbol_value.
3100 * testsuite/two_file_test_1.cc (t18): New function.
3101 * testsuite/two_file_test_2.cc (f18): New function.
3102 * testsuite/two_file_test_main.cc (main): Call t18.
3103 * testsuite/two_file_test.h (t18, f18): Declare.
3104
6835af53
ILT		 3105 * configure.ac: Don't test for objdump, c++filt, or readelf.
3106 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3107 conditionals.
3108 (TEST_READELF): New variable.
3109 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3110 (check_PROGRAMS): Add two_file_strip_test.
3111 (two_file_strip_test): New target.
3112 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3113 (two_file_same_shared_strip_test_SOURCES): New variable.
3114 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3115 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3116 (two_file_same_shared_strip_test_LDADD): New variable.
3117 (two_file_shared_strip.so): New target.
3118 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3119 (ver_test_5.syms, ver_test_7.syms): Likewise.
3120 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3121 (strip_test_3.stdout): Use TEST_OBJDUMP.
3122 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3123
86925eef
CC		 31242008-04-04 Cary Coutant <ccoutant@google.com>
3125
3126 * symtab.h (Symbol::is_weak_undefined): New function.
3127 (Symbol::is_strong_undefined): New function.
3128 (Symbol::is_absolute): New function.
3129 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3130 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3131 absolute symbols.
3132 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3133 (weak_undef_test): New target.
3134 * testsuite/Makefile.in: Rebuild.
3135 * testsuite/weak_undef_file1.cc: New file.
3136 * testsuite/weak_undef_file2.cc: New file.
3137 * testsuite/weak_undef_test.cc: New file.
3138
126f3ece
ILT		 31392008-04-03 Craig Silverstein <csilvers@google.com>
3140
3141 * compressed_output.h (class Output_compressed_section): Use
3142 unsigned buffer.
3143 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3144 add zlib header.
3145 (zlib_compressed_suffix): Removed.
3146 (Output_compressed_section::set_final_data_size): Use unsigned
3147 buffers.
3148 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3149 Fix linker invocation.
3150 (flagstest_o_specialfile_and_compress_debug_sections):
3151 Likewise.
3152 * testsuite/Makefile.in: Regenerated.
3153
deae2a14
DM		 31542008-04-02 David S. Miller <davem@davemloft.net>
3155
3156 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3157 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3158
70752818
ILT		 31592008-04-02 Craig Silverstein <csilvers@google.com>
3160
3161 * TODO: New file.
3162
39d0cb0e
ILT		 31632008-04-02 Ian Lance Taylor <iant@google.com>
3164
3165 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3166 parameters. Update for new key type to views_. Change all
3167 callers.
3168 (File_read::read): Adjust for byteshift in returned view.
3169 (File_read::add_view): New function, broken out of
3170 find_and_make_view.
3171 (File_read::make_view): New function, broken out of
3172 find_and_make_view.
3173 (File_read::find_or_make_view): Add offset and aligned
3174 parameters. Rewrite accordingly. Change all callers.
3175 (File_read::get_view): Add offset and aligned parameters. Adjust
3176 for byteshift in return value.
3177 (File_read::get_lasting_view): Likewise.
3178 * fileread.h (class File_read): Update declarations.
3179 (class File_read::View): Add byteshift_ field. Add byteshift to
3180 constructor. Add byteshift method.
3181 * archive.h (Archive::clear_uncached_views): New function.
3182 (Archive::get_view): Add aligned parameter. Change all callers.
3183 * object.h (Object::get_view): Add aligned parameter. Change all
3184 callers.
3185 (Object::get_lasting_view): Likewise.
3186
3187 * fileread.cc (File_read::release): Don't call clear_views if
3188 there are multiple objects.
3189 * fileread.h (File_read::clear_uncached_views): New function.
3190 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3191 on the archive.
3192
a1207466
CC		 31932008-03-31 Cary Coutant <ccoutant@google.com>
3194
3195 Add thin archive support.
3196 * archive.cc (Archive::armagt): New const.
3197 (Archive::setup): Remove task parameter and calls to unlock.
3198 (Archive::unlock_nested_archives): New function.
3199 (Archive::read_header): Add nested_off parameter. Change
3200 all callers.
3201 (Archive::interpret_header): Likewise.
3202 (Archive::include_all_members): Change to handle thin
3203 archives.
3204 (Archive::include_member): Likewise.
3205 * archive.h (Archive::Archive): Add new parameters and
3206 initializers.
3207 (Archive::armagt): New const.
3208 (Archive::setup): Remove task parameter.
3209 (Archive::unlock_nested_archives): New function.
3210 (Archive::read_header): Add nested_off parameter.
3211 (Archive::interpret_header): Likewise.
3212 (Archive::Nested_archive_table): New typedef.
3213 (Archive::is_thin_archive_): New field.
3214 (Archive::nested_archives_): New field.
3215 (Archive::options_): New field.
3216 (Archive::dirpath_): New field.
3217 (Archive::task_): New field.
3218 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3219 for thin archives. Pass additional parameters to
3220 Archive::Archive. Unlock the archive file after calling
3221 Archive::setup.
cd536b21 3222
479f6503
ILT		 32232008-03-29 Ian Lance Taylor <iant@google.com>
3224
686c8caf
ILT		 3225 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3226 version symbol to be local.
3227 * testsuite/ver_test_4.sh: New file.
3228 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3229 (check_DATA): Add ver_test_4.syms.
3230 (ver_test_4.syms): New target.
3231 * testsuite/Makefile.in: Rebuild.
3232
ab794b6b
ILT		 3233 * output.cc
3234 (Output_section::Input_section_sort_entry::has_priority): New
3235 function.
3236 (Output_section::Input_section_sort_entry::match_file_name): New
3237 function.
3238 (Output_section::Input_section_sort_entry::match_section_name):
3239 Remove.
3240 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3241 Remove.
3242 (Output_section::Input_section_sort_entry::match_section_file):
3243 Remove.
3244 (Output_section::Input_section_sort_compare::operator()): Rewrite
3245 using new Input_section_sort_entry functions. Sort crtbegin and
3246 crtend first. Sort sections with no priority before sections with
3247 a priority.
3248 * testsuite/initpri1.c (d3): Check j != 4.
3249 (cd5): New constructor/destructor function.
3250 (main): Check j != 2.
3251
479f6503
ILT		 3252 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3253 new symbol when resolving, don't call set_is_default.
3254 * testsuite/ver_test_7.cc: New file.
3255 * testsuite/ver_test_7.sh: New file.
3256 * testsuite/Makefile.am (ver_test_7.so): New target.
3257 (ver_test_7.o): New target.
3258 (check_SCRIPTS): Add ver_test_7.sh.
3259 (check_DATA): Add ver_test_7.syms.
3260 (ver_test_7.syms): New target.
3261
2fd32231
ILT		 32622008-03-28 Ian Lance Taylor <iant@google.com>
3263
3264 * layout.cc (Layout::layout): If we see an input section with a
3265 name that needs sorting, set the must_sort flag for the output
3266 section.
3267 (Layout::make_output_section): If the name of the output section
3268 indicates that it might require sorting, set the may_sort flag.
3269 * output.h (Output_section::may_sort_attached_input_sections): New
3270 function.
3271 (Output_section::set_may_sort_attached_input_sections): New
3272 function.
3273 (Output_section::must_sort_attached_input_sections): New
3274 function.
3275 (Output_section::set_must_sort_attached_input_sections): New
3276 function.
3277 (class Output_section): Declare Input_section_sort_entry. Define
3278 Input_section_sort_compare. Declare
3279 sort_attached_input_sections. Add new fields:
3280 may_sort_attached_input_sections_,
3281 must_sort_attached_input_sections_,
3282 attached_input_sections_are_sorted_.
3283 * output.cc (Output_section::Output_section): Initialize new
3284 fields.
3285 (Output_section::add_input_section): Add an entry to
3286 input_sections_ if may_sort or must_sort are true.
3287 (Output_section::set_final_data_size): Call
3288 sort_attached_input_sections if necessary.
3289 (Output_section::Input_section_sort_entry): Define new class.
3290 (Output_section::Input_section_sort_compare::operator()): New
3291 function.
3292 (Output_section::sort_attached_input_sections): New function.
3293 * configure.ac: Check whether the compiler supports constructor
3294 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3295 * testsuite/initpri1.c: New file.
3296 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3297 CONSTRUCTOR_PRIORITY.
3298 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3299 (initpri1_LDFLAGS): New variable.
3300 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3301
18e6b24e
ILT		 33022008-03-27 Ian Lance Taylor <iant@google.com>
3303
49bdd526
ILT		 3304 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3305 * testsuite/common_test_1.c: New file.
3306 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3307 (common_test_1_SOURCES): New variable.
3308 (common_test_1_DEPENDENCIES): New variable.
3309 (common_test_1_LDFLAGS): New variable.
3310
18e6b24e
ILT		 3311 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3312 and commons_ correctly when NAME/VERSION does not override
3313 NAME/NULL.
3314 * testsuite/ver_test_6.c: New file.
3315 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3316 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3317 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3318
04bf7072
ILT		 33192008-03-26 Ian Lance Taylor <iant@google.com>
3320
5871526f
ILT		 3321 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3322 of an undefined symbol from a version script.
3323 * testsuite/Makefile.am (ver_test_5.so): New target.
3324 (ver_test_5.o): New target.
3325 (check_SCRIPTS): Add ver_test_5.sh.
3326 (check_DATA): Add ver_test_5.syms.
3327 (ver_test_5.syms): New target.
3328 * testsuite/ver_test_5.cc: New file.
3329 * testsuite/ver_test_5.script: New file.
3330 * testsuite/ver_test_5.sh: New file.
3331 * Makefile.in, testsuite/Makefile.in: Rebuild.
3332
04bf7072
ILT		 3333 PR gold/5986
3334 Fix problems building gold with gcc 4.3.0.
3335 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3336 (gold_error_at_location, gold_warning_at_location): Use it.
3337 * configure.ac: Check whether we can compile and use a template
3338 function with a printf attribute.
3339 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3340 when jumping over bytes.
3341 * object.cc: Instantiate Object::read_section_data.
3342 * debug.h: Include <cstring>
3343 * dwarf_reader.cc: Include <algorithm>
3344 * main.cc: Include <cstring>.
3345 * options.cc: Include <cstring>.
3346 * output.cc: Include <cstring>.
3347 * script.cc: Include <cstring>.
3348 * script.h: Include <string>.
3349 * symtab.cc: Include <cstring> and <algorithm>.
3350 * target-select.cc: Include <cstring>.
3351 * version.cc: Include <string>.
3352 * testsuite/testmain.cc: Include <cstdlib>.
3353 * configure, config.in: Rebuild.
3354
874c5b28
ILT		 33552008-03-25 Ian Lance Taylor <iant@google.com>
3356
819d6c3a
ILT		 3357 * options.cc: Include "../bfd/bfdver.h".
3358 (options::help): Print bug reporting address.
3359
f4b2c6f5
ILT		 3360 * version.cc (print_version): Adjust output for current value of
3361 BFD_VERSION_STRING.
3362
3363 * NEWS: New file.
3364
e96caa79
ILT		 3365 * options.cc (options::help): Print list of supported targets.
3366 * target-select.h: Include <vector>.
3367 (class Target_selector): Make machine_, size_, and is_big_endian_
3368 fields const. Add bfd_name_ and instantiated_target_ fields.
3369 (Target_selector::Target_selector): Add bfd_name parameter.
3370 (Target_selector::recognize): Make non-virtual, call
3371 do_recognize.
3372 (Target_selector::recognize_by_name): Make non-virtual, call
3373 do_recognize_by_name.
3374 (Target_selector::supported_names): New function.
3375 (Target_selector::bfd_name): New function.
3376 (Target_selector::do_instantiate_target): New pure virtual
3377 function.
3378 (Target_selector::do_recognize): New virtual function.
3379 (Target_selector::do_recognize_by_name): New virtual function.
3380 (Target_selector::instantiate_target): New private function.
3381 (supported_target_names): Declare.
3382 * target-select.cc (Target_selector::Target_selector): Update for
3383 new parameter and fields.
3384 (select_target_by_name): Check that the name matches before
3385 calling recognize_by_name.
3386 (supported_target_names): New function.
3387 * i386.cc (class Target_selector_i386): Update Target_selector
3388 constructor call. Remove recognize and recognize_by_name. Add
3389 do_instantiate_target.
3390 * x86_64.cc (class Target_selector_x86_64): Likewise.
3391 * testsuite/testfile.cc (class Target_selector_test): Update for
3392 changes to Target_selector.
3393
874c5b28
ILT		 3394 * README: Rewrite, with some notes on unsupported features.
3395
0a65a3a7
CC		 33962008-03-24 Cary Coutant <ccoutant@google.com>
3397
3398 * i386.cc (Target_i386::Got_type): New enum declaration.
3399 (Target_i386::Scan::local): Updated callers of Output_data_got
3400 member functions.
3401 (Target_i386::Scan::global): Likewise.
3402 (Target_i386::Relocate::relocate): Likewise.
3403 (Target_i386::Relocate::relocate_tls): Likewise.
3404 * object.h (Got_offset_list): New class.
3405 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3406 (Sized_relobj::local_got_offset): Likewise.
3407 (Sized_relobj::set_local_got_offset): Likewise.
3408 (Sized_relobj::local_has_tls_got_offset): Removed.
3409 (Sized_relobj::local_tls_got_offset): Removed.
3410 (Sized_relobj::set_local_tls_got_offset): Removed.
3411 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3412 * output.cc (Output_data_got::add_global): Added got_type parameter.
3413 (Output_data_got::add_global_with_rel): Likewise.
3414 (Output_data_got::add_global_with_rela): Likewise.
3415 (Output_data_got::add_global_pair_with_rel): New function.
3416 (Output_data_got::add_global_pair_with_rela): New function.
3417 (Output_data_got::add_local): Added got_type parameter.
3418 (Output_data_got::add_local_with_rel): Likewise.
3419 (Output_data_got::add_local_with_rela): Likewise.
3420 (Output_data_got::add_local_pair_with_rel): New function.
3421 (Output_data_got::add_local_pair_with_rela): New function.
3422 (Output_data_got::add_global_tls): Removed.
3423 (Output_data_got::add_global_tls_with_rel): Removed.
3424 (Output_data_got::add_global_tls_with_rela): Removed.
3425 (Output_data_got::add_local_tls): Removed.
3426 (Output_data_got::add_local_tls_with_rel): Removed.
3427 (Output_data_got::add_local_tls_with_rela): Removed.
3428 * output.h (Output_data_got::add_global): Added got_type parameter.
3429 (Output_data_got::add_global_with_rel): Likewise.
3430 (Output_data_got::add_global_with_rela): Likewise.
3431 (Output_data_got::add_global_pair_with_rel): New function.
3432 (Output_data_got::add_global_pair_with_rela): New function.
3433 (Output_data_got::add_local): Added got_type parameter.
3434 (Output_data_got::add_local_with_rel): Likewise.
3435 (Output_data_got::add_local_with_rela): Likewise.
3436 (Output_data_got::add_local_pair_with_rel): New function.
3437 (Output_data_got::add_local_pair_with_rela): New function.
3438 (Output_data_got::add_global_tls): Removed.
3439 (Output_data_got::add_global_tls_with_rel): Removed.
3440 (Output_data_got::add_global_tls_with_rela): Removed.
3441 (Output_data_got::add_local_tls): Removed.
3442 (Output_data_got::add_local_tls_with_rel): Removed.
3443 (Output_data_got::add_local_tls_with_rela): Removed.
3444 * resolve.cc (Symbol::override_base_with_special): Removed
3445 reference to has_got_offset_ field.
3446 * symtab.cc (Symbol::init_fields): Replaced initialization
3447 of got_offset_ with got_offsets_. Removed initialization
3448 of has_got_offset_
53fcba31 3449 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3450 (Symbol::got_offset): Likewise.
3451 (Symbol::set_got_offset): Likewise.
3452 (Symbol::has_tls_got_offset): Removed.
3453 (Symbol::tls_got_offset): Removed.
3454 (Symbol::set_tls_got_offset): Removed.
3455 (Symbol::got_offset_): Removed.
3456 (Symbol::tls_mod_got_offset_): Removed.
3457 (Symbol::tls_pair_got_offset_): Removed.
3458 (Symbol::got_offsets_): New field.
3459 (Symbol::has_got_offset): Removed.
3460 (Symbol::has_tls_mod_got_offset): Removed.
3461 (Symbol::has_tls_pair_got_offset): Removed.
3462 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3463 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3464 member functions.
3465 (Target_x86_64::Scan::global): Likewise.
3466 (Target_x86_64::Relocate::relocate): Likewise.
3467 (Target_x86_64::Relocate::relocate_tls): Likewise.
3468
bd52eafb
BE		 34692008-03-25 Ben Elliston <bje@au.ibm.com>
3470
3471 * yyscript.y: Fix spelling error in comment.
3472
8b105e34
ILT		 34732008-03-24 Ian Lance Taylor <iant@google.com>
3474
8ed814a9
ILT		 3475 * options.h (class General_options): Define build_id option.
3476 * layout.h (class Layout): Declare write_build_id, create_note,
3477 create_build_id. Add build_id_note_ member.
3478 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3479 "libiberty.h", "md5.h", "sha1.h".
3480 (Layout::Layout): Initialize eh_frame_data_,
3481 eh_frame_hdr_section_, and build_id_note_.
3482 (Layout::finalize): Call create_build_id.
3483 (Layout::create_note): New function, broken out of
3484 Layout::create_gold_note.
3485 (Layout::create_gold_note): Call create_note.
3486 (Layout::create_build_id): New function.
3487 (Layout::write_build_id): New function.
3488 (Close_task_runner::run): Call write_build_id.
3489
8b105e34
ILT		 3490 * x86_64.cc: Correct license to GPLv3.
3491
086a1841
ILT		 34922008-03-23 Ian Lance Taylor <iant@google.com>
3493
3494 * options.cc: Include "demangle.h".
3495 (parse_optional_string): New function.
3496 (parse_long_option): Handle takes_optional_argument.
3497 (parse_short_option): Update dash_z initializer. Handle
3498 takes_optional_argument.
3499 (General_options::General_options): Initialize do_demangle_.
3500 (General_options::finalize): Set do_demangle_. Handle demangling
3501 style.
3502 * options.h (parse_optional_string): Declare.
3503 (struct One_option): Add optional_arg field. Update constructor.
3504 Update call constructor calls. Add takes_optional_argument
3505 function.
3506 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3507 (DEFINE_optional_string): Define.
3508 (General_options::demangle): Change from DEFINE_bool to
3509 DEFINE_optional_string.
3510 (General_options::no_demangle): New function.
3511 (General_options::do_demangle): New function.
3512 (General_options::set_do_demangle): New function.
3513 (General_options::execstack_status_): Move definition to end of
3514 class definition.
3515 (General_options::static_): Likewise.
3516 (General_options::do_demangle_): New field.
3517 * object.cc (big_endian>::get_symbol_location_info): Call
3518 Options::do_demangle, not Options::demangle.
3519 * symtab.cc (demangle): Likewise.
3520
cbb93e63
ILT		 35212008-03-22 Ian Lance Taylor <iant@google.com>
3522
3523 * gold.h: Include <cstddef> and <sys/types.h>
3524 * options.h: Include <cstring>.
3525
ec531623
ILT		 35262008-03-21 Ian Lance Taylor <iant@google.com>
3527
3528 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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