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PR 10030
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
e6a307ba
ILT		 12009-06-22 Ian Lance Taylor <iant@google.com>
2
3 PR 10030
4 * yyscript.y: Parse TARGET.
5 * script.cc (script_set_target): New function.
6 * script-c.h (script_set_target): Declare.
7 * options.cc (General_options::string_to_object_format): Rename
8 from string_to_object_format in anonymous namespace. Change
9 callers.
10 * options.h (class General_options): Declare
11 string_to_object_format.
12
3ee173de
ILT		 132009-06-22 Ian Lance Taylor <iant@google.com>
14
15 * script-sections.cc (Script_sections::create_segments): Don't put
16 program headers in a PT_LOAD segment if -n or -N.
17
182009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 19
20 PR 10141
21 * options.h (class General_options): Add -z lazy and -z now. Sort
22 -z options into alphabetical order.
23 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
24
cd6739a1 252009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 26
27 * layout.cc (Layout::make_output_section): Call
28 Target::new_output_section.
29 (Layout::attach_allocated_section_to_segment): Put large section
30 sections in a separate load segment with the large segment flag
31 set.
32 (Layout::segment_precedes): Sort large data segments after other
33 load segments.
34 (align_file_offset): New static function.
35 (Layout::set_segment_offsets): Use align_file_offset.
36 * output.h (class Output_section): Add is_small_section_ and
37 is_large_section_ fields.
38 (Output_section::is_small_section): New function.
39 (Output_section::set_is_small_section): New function.
40 (Output_section::is_large_section): New function.
41 (Output_section::set_is_large_section): New function.
42 (Output_section::is_large_data_section): New function.
43 (class Output_segment): Add is_large_data_segment_ field.
44 (Output_segment::is_large_data_segment): New function.
45 (Output_segment::set_is_large_data_segment): New function.
46 * output.cc (Output_section::Output_section): Initialize new
47 fields.
48 (Output_segment::Output_segment): Likewise.
49 (Output_segment::add_output_section): Add assertion that large
50 data sections always go in large data segments. Force small data
51 sections to the end of the list of data sections. Force small BSS
52 sections to the start of the list of BSS sections. For large BSS
53 sections to the end of the list of BSS sections.
54 * symtab.h (class Symbol): Declare is_common_shndx.
55 (Symbol::is_defined): Check Symbol::is_common_shndx.
56 (Symbol::is_common): Likewise.
57 (class Symbol_table): Define enum Commons_section_type. Update
58 declarations. Add small_commons_ and large_commons_ fields.
59 * symtab.cc (Symbol::is_common_shndx): New function.
60 (Symbol_table::Symbol_table): Initialize new fields.
61 (Symbol_table::add_from_object): Put small and large common
62 symbols in the right list.
63 (Symbol_table::sized_finalized_symbol): Check
64 Symbol::is_common_shndx.
65 (Symbol_table::sized_write_globals): Likewise.
66 * common.cc (Symbol_table::do_allocate_commons): Allocate new
67 common symbol lists. Don't call do_allocate_commons_list if the
68 list is empty.
69 (Symbol_table::do_allocate_commons_list): Remove is_tls
70 parameter. Add comons_section_type parameter. Change all
71 callers. Handle small and large common symbols.
72 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
73 Symbol::is_common_shndx.
74 * resolve.cc (symbol_to_bits): Likewise.
75 * target.h (Target::small_common_shndx): New function.
76 (Target::small_common_section_flags): New function.
77 (Target::large_common_shndx): New function.
78 (Target::large_common_section_flags): New function.
79 (Target::new_output_section): New function.
80 (Target::Target_info): Add small_common_shndx, large_common_shndx,
81 small_common_section_flags, and large_common_section_flags
82 fields.
83 (Target::do_new_output_section): New virtual function.
84 * arm.cc (Target_arm::arm_info): Initialize new fields.
85 * i386.cc (Target_i386::i386_info): Likewise.
86 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
87 Likewise.
88 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
89 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
90 (Target_x86_64::do_new_output_section): New function.
91 * configure.ac: Define conditional MCMODEL_MEDIUM.
92 * testsuite/Makefile.am (check_PROGRAMS): Add large.
93 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
94 (large_LDFLAGS): Define.
95 * testsuite/large.c: New file.
96 * testsuite/testfile.cc (Target_test::test_target_info):
97 Initialize new fields.
98 * configure, testsuite/Makefile.in: Rebuild.
99
bb04269c
DK		 1002009-06-05 Doug Kwan <dougkwan@google.com>
101
102 * Makefile.am (CCFILES): Add target.cc.
103 * Makefile.in: Regenerate.
104 * i386.cc (class Target_i386): Define new virtual method to
105 override do_is_local_label_name in parent.
106 * object.cc (Sized_relobj::do_count_local_symbols): Discard
107 local symbols if --discard-locals or -X is given.
108 * options.h (class General_options): Declare new options
109 '--discard-locals' and '-X' for discarding locals.
110 * target.h (class Target): Define new methods is_local_label_name.
111 Declare new virtual method do_is_local_label_name.
112 * target.cc: New file.
113 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
114 (check_SCRIPTS): Add discard_locals_test.sh.
115 (check_DATA): Add discard_local_tests.syms.
116 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
117 (discard_local_tests.syms, discard_locals_test.o): New make rules.
118 * testsuite/Makefile.in: Regenerate.
119 * testsuite/discard_locals_test.c: New file.
120 * testsuite/discard_locals_test.sh: Same.
121
805bb01c
DK		 1222009-06-05 Doug Kwan <dougkwan@google.com>
123
124 * object.cc (Sized_relobj::Sized_relobj): Initialize
125 discarded_eh_frame_shndx_ to -1U.
126 (Sized_relobj::do_layout): Record index of a discard .eh_frame
127 section.
128 (Sized_relobj::do_count_local_symbols): Skip local symbols in
129 a discarded .eh_frame section.
130 (Sized_relobj::do_finalize_local_symbols): Ditto.
131 * object.h (class Sized_relobj): Declare new member
132 discarded_eh_frame_shndx_.
133 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
134 (local_labels_test.o, local_labels_test): New rules.
135 * testsuite/Makefile.in: Regenerate.
136
1dcd334d
DK		 1372009-06-04 Doug Kwan <dougkwan@google.com>
138
139 * layout.cc (Layout::section_name_mapping): Add mapping for
140 special ARM sections.
141
96d49306
DK		 1422009-06-03 Doug Kwan <dougkwan@google.com>
143
144 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
145 (utils::has_overflow): Same.
146
dff16297
ILT		 1472009-06-03 Ian Lance Taylor <iant@google.com>
148
149 * layout.cc (Layout::section_name_mapping): New array, replacing
150 Layout::linkonce_mapping.
151 (Layout::section_name_mapping_count): New variable, replacing
152 Layout::linkonce_mapping_count.
153 (Layout::linkonce_output_name): Remove.
154 (Layout::output_section_name): Rewrite.
155 * layout.h (class Layout): Rename Linkonce_mapping to
156 Section_name_mapping, linkonce_mapping to section_name_mapping,
157 linkonce_mapping_count to section_name_mapping_count. Don't
158 declare linkonce_output_name.
159
c121c671
DK		 1602009-06-03 Doug Kwan <dougkwan@google.com>
161
162 * gold/arm.cc (namespace utils): New.
163 (Target_arm::reloc_is_non_pic): Define new method.
164 (class Arm_relocate_functions): New.
165 (Target_arm::Relocate::relocate): Handle relocation types used by
166 Android.
167
07800fab
ILT		 1682009-06-03 Ian Lance Taylor <iant@google.com>
169
170 * arm.cc (Target_arm::scan::global): Use || instead of |.
171
c121c671
DK		 1722009-06-02 Doug Kwan <dougkwan@google.com>
173
174 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
175 issued_non_pic_error_.
176 (class Target_arm::Scan): Declare new method check_non_pic.
177 Define new method symbol_needs_plt_entry.
178 Declare new data member issued_non_pic_error_.
179 (class Target_arm::Relocate): Declare new method
180 should_apply_static_reloc.
181 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
182 (Target_arm::Scan::check_non_pic): Define new method.
183 (Target_arm::Scan::local): Handle a small subset of reloc types used
184 by Android.
185 (Target_arm::Scan::local): Same.
186 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
187
b19b0c6d
ILT		 1882009-05-31 Mikolaj Zalewski <mikolajz@google.com>
189
190 * incremental.cc (Incremental_inputs::report_command_line): Filter
191 out --incremental-* options.
192
94cdfcff
DK		 1932009-05-29 Doug Kwan <dougkwan@google.com>
194
195 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
196 template class.
197 (class Target_arm): Update comment.
198 (Target_arm::Target_arm): Initialize new data members GOT_,
199 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
200 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
201 and Target_arm::rel_dyn_section.
202 Declare new_enum Target_arm::Got_type.
203 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
204 and DYNBSS_.
205 Update commments for member do_dynsym_value.
206 (Target_arm::got_size, Target_arm::plt_section,
207 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
208 new methods inside class defintion.
209 (Target_arm::got_section): Define new method.
210 (Target_arm::rel_dyn_section): Same.
211 (Output_data_plt_arm): New template class.
212 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
213 (Output_data_plt_arm:do_adjust_output_section): Define new method.
214 (Output_data_plt_arm::add_entry): Same.
215 (Output_data_plt_arm::first_plt_entry): Define new
216 static data member for PLT instruction template.
217 (Output_data_plt_arm::plt_entry): Same.
218 (Output_data_plt_arm::do_write): Define new method.
219 (Target_arm::make_plt_entry): Same.
220 (Target_arm::do_finalize_sections): Same.
221 (Target_arm::do_dynsym_value): Same.
222
4a657b0d
DK		 2232009-05-28 Doug Kwan <dougkwan@google.com>
224
225 * Makefile.am (TARGETSOURCES): Add arm.cc.
226 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
227 * Makefile.in: Regenerate.
228 * arm.cc: New file.
229 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
230
e7ae8c36
DK		 2312009-05-26 Doug Kwan <dougkwan@google.com>
232
233 * options.cc (General_options::parse_exclude_libs). Fix a comment.
234 (General_options::check_excluded_libs): Strip off directories in
235 archive name before matching like GNU ld does.
236 * testsuite/Makefile.am (MOSTLYCLEANFILES,
237 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
238 (exclude_libs_test_LDFLAGS): Add linker option
239 -Wl,--exclude-libs,libexclude_libs_test_3
240 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
241 an explicit archive without using -l.
242 (alt/libexclude_libs_test_3.a): New make rule.
243 * testsuite/Makefile.in: Regenerate.
244 * testsuite/exclude_libs_test.c : Declare lib3_default().
245 (main): Call it.
246 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
247 * exclude_libs_test_3.c: New file.
248
f12e7348
NC		 2492009-05-26 Nick Clifton <nickc@redhat.com>
250
251 * po/id.po: New Indonesian translation.
252 * po/gold.pot: Updated template file.
253
4daadc0d
ST		 2542009-05-22 Sriraman Tallam <tmsriram@google.com>
255
256 * testsuite/Makefile.am: Add -ffunction-sections to compile
257 gc_comdat_test files. Add -Wl,--gc-sections to build
258 gc_comdat_test.
259 * testsuite/Makefile.in: Regenerate.
260 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
261
531813ad
ST		 2622009-05-21 Sriraman Tallam <tmsriram@google.com>
263
264 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
265 kept comdat section was garbage collected.
266 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
267 * testsuite/Makefile.in: Regenerate.
268 * testsuite/gc_comdat_test.sh: New file.
269 * testsuite/gc_comdat_test_1.cc: New file.
270 * testsuite/gc_comdat_test_2.cc: New file.
271
65514900
CC		 2722009-05-19 Doug Kwan <dougkwan@google.com>
273
274 * archive.cc (Archive::Archive): Move constructor from archive.h
275 to here. Initialize no_export_.
276 (Archive::get_elf_object_for_member): Set no_export flag of object.
277 * archive.h (Archive::Archive): Move constructor body to
278 archive.cc.
279 (Archive::no_export): New method.
280 (Archive::no_export_): New field.
281 * object.h (Object::Object): Initialize no_export_ to false.
282 (Object::no_export, Object::set_no_export): New methods.
283 (Object::no_export_): New field.
284 * options.cc (General_options::parse_exclude_libs): New method.
285 (General_options::check_excluded_libs) Same.
286 * options.h (exclude_libs): New option.
287 (General_options::check_excluded_libs): New method declaration.
288 (General_options::excluded_libs_): New field.
289 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
290 default or protected visibility if an object has no-export flag set.
291 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
292 (check_SCRIPTS): Add exclude_libs_test.sh.
293 (check_DATA): Add exclude_libs_test.syms.
294 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
295 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
296 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
297 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
298 (exclude_libs_test.syms, libexclude_libs_test_1.a,
299 libexclude_libs_test_2.a): New rules.
300 * testsuite/Makefile.in: Regenerate.
301 * testsuite/exclude_libs_test.c: New file.
302 * testsuite/exclude_libs_test.sh: Ditto.
303 * testsuite/exclude_libs_test_1.c: Ditto.
304 * testsuite/exclude_libs_test_2.c: Ditto.
305
1b77ea50
ILT		 3062009-05-15 Ian Lance Taylor <iant@google.com>
307
308 * configure.ac: Check for declarations for cases where libiberty.h
309 checks HAVE_DECL_xxx.
310 * configure, config.in: Rebuild.
311
072fe7ce
ILT		 3122009-05-15 Mikolaj Zalewski <mikolajz@google.com>
313
314 * gold.h (Incremental_argument_list): Remove (invalid) forward
315 declaration.
316 * incremental.cc (Incremental_inputs::report_achive): New method.
317 (Incremental_inputs::report_object): New method.
318 (Incremental_inputs::report_script): New method.
319 (Incremental_inputs::finalize_inputs): New method.
320 (Incremental_inputs::finalize): Call finalize_inputs().
321 (Incremental_inputs::sized_create_incremental_inputs_section_data):
322 Create inputs entries.
323 * incremental.h (Incremental_input_type): New enum.
324 (Incremental_inputs::Incremental_input): Initialize new fields.
325 (Incremental_inputs::report_inputs): New method.
326 (Incremental_inputs::report_achive): New method.
327 (Incremental_inputs::report_object): New method.
328 (Incremental_inputs::report_script): New method.
329 (Incremental_inputs::finalize_inputs): New method.
330 (Incremental_inputs::Input_info): New struct.
331 (Incremental_inputs::Input_info_map): New typedef.
332 (Incremental_inputs::lock_): New field.
333 (Incremental_inputs::Inputs_): New field.
334 (Incremental_inputs::Inputs_map): New field.
335 * main.cc (main): Call Incremental_input::report_inputs.
336 * options.h (Input_argument_list): Typedef moved from
337 Input_arguments.
338 (Input_file_group::Files): Remove, use ::Input_argument_list.
339 (Input_file_group::Input_argument_list): Remove, use
340 ::Input_argument_list.
341 * plugin.cc (Plugin_manager::add_input_file): Add error in
342 incremental build.
343 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
344 functions.
345 * script.cc (read_input_script): Call
346 Incremental_input::report_script.
347 * script.h (Script_info): New class.
348
b0481b0b
ILT		 3492009-04-27 Ian Lance Taylor <iant@google.com>
350
351 * x86_64.cc (do_adjust_output_section): Set entsize to
352 plt_entry_size.
353
b22a5a41 3542009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 355
356 * output.cc (Output_file::close): After short writes, continue
357 writing from the correct offset in the buffer being written.
358
40fde488
CD		 3592009-04-23 Chris Demetriou <cgd@google.com>
360
361 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
362 * configure: Regenerate.
363 * config.in: Regenerate.
364 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
365 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
366
3ce2c28e
ILT		 3672009-04-21 Mikolaj Zalewski <mikolajz@google.com>
368
369 * incremental.cc (Incremental_inputs_header_data): Renamed from
370 Incremental_input_header_data.
371 (Incremental_inputs_header_data::data_size): New field.
372 (Incremental_inputs_header_data::put_input_file_count): Renamed
373 from input_file_count.
374 (Incremental_inputs_header_data::put_command_line_offset): Renamed
375 from command_line_offset.
376 (Incremental_inputs_header_data::put_reserved): Renamed from
377 put_reserved.
378 (Incremental_inputs_entry_data): Renamed from
379 Incremental_input_entry_data.
380 (Incremental_inputs_entry_data::data_size): New field.
381 (Incremental_inputs::report_command_line): New method.
382 (Incremental_inputs::finalize): New method.
383 (Incremental_inputs::create_incremental_inputs_data): New method.
384 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
385 * incremental.h: New file.
386 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
387 (Layout::finalize): Create incremental inputs section in
388 incremental builds.
389 (Layout::create_incremental_info_sections): New method.
390 * layout.h (Layout::incremental_inputs): New method.
391 (Layout::create_incremental_info_sections): New method.
392 (Layout::incremental_inputs_): New field.
393 * main.cc (main): Notify Incremental_input of the command line.
394
e55bde5e
ILT		 3952009-04-01 Ian Lance Taylor <iant@google.com>
396 Mikolaj Zalewski <mikolajz@google.com>
397
398 * gold.h (reserve_unordered_map): Define, three versions, one for
399 each version of Unordered_map.
400 * layout.cc (Layout::Layout): Remove options parameter. Add
401 number_of_input_files parameter. Don't initialize options_.
402 Initialize number_of_input_files_ and resized_signatures_. Move
403 sections_are_attached_.
404 (Layout::layout_group): Reserve space for group_signatures_.
405 (Layout::find_or_add_kept_section): Change name parameter to be a
406 reference. Resize signatures_ map when it gets large enough.
407 (Layout::layout_eh_frame): Use parameters->options() instead of
408 this->options_.
409 (Layout::make_output_section): Likewise.
410 (Layout::attach_allocated_section_to_segment): Likewise.
411 (Layout::finalize, Layout::create_executable_stack): Likewise.
412 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
413 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
414 * layout.h (class Layout): Update declarations. Remove options_
415 field. Add number_of_input_files_ and resized_signatures_
416 fields. Move sections_are_attached_ field.
417 * main.cc (main): Pass number of input files to Layout
418 constructor. Don't pass options.
419
154b857c
ILT		 4202009-03-30 Ian Lance Taylor <iant@google.com>
421
422 * ffsll.c (ffsll): Correct implementation.
423
2f35ab9b
ILT		 4242009-03-27 Ian Lance Taylor <iant@google.com>
425
fd03461a
ILT		 426 * ffsll.c: New file.
427 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
428 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
429 * ftruncate.c (ftruncate): Declare before definition.
430 * mremap.c (mremap): Likewise.
431 * pread.c (pread): Likewise.
432 * configure, Makefile.in, config.in: Rebuild.
433
2f35ab9b
ILT		 434 * mremap.c: New file.
435 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
436 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
437 (mremap): Declare if HAVE_MREMAP is not defined.
438 * configure, Makefile.in, config.in: Rebuild.
439
33aea2fd
CC		 4402009-03-27 Cary Coutant <ccoutant@google.com>
441
442 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
443 position independent.
444 * sparc.cc (Target_sparc::check_non_pic): Likewise.
445 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
446
6d479619
CC		 4472009-03-24 Cary Coutant <ccoutant@google.com>
448
449 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
450 an executable.
451 (needs_dynamic_reloc): Likewise.
452
afc06bb8
ILT		 4532009-03-24 Ian Lance Taylor <iant@google.com>
454
455 * yyscript.y (file_cmd): Recognize EXTERN.
456 (extern_name_list, extern_name_list_body): New nonterminals.
457 * script.cc (script_add_extern): Define.
458 * script-c.h (script_add_extern): Declare.
459
f6060a4d
ILT		 4602009-03-24 Rafael Avila de Espindola <espindola@google.com>
461
462 * object.cc (is_elf_object): Define.
463 * object.h (is_elf_object): Declare.
464 * archive.cc (Archive::get_elf_object_for_member): Call
465 is_elf_object.
33aea2fd 466 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 467
26736d8e
ILT		 4682009-03-24 Elliott Hughes <enh@google.com>
469
470 * output.cc (Output_file::map_anonymous): Define.
471 (Output_file::map): Use map_anonymous. If the regular mmap fails,
472 try an anonymous one. Report the size if the mmap fails.
473 * output.h (class Output_file): Declare map_anonymous.
474
22fd9730
ILT		 4752009-03-24 Ian Lance Taylor <iant@google.com>
476
477 * target-select.cc (instantiate_target): Don't acquire the lock if
478 the instantiated_target_ field has already been set.
479
cb010894
ILT		 4802009-03-23 Ian Lance Taylor <iant@google.com>
481
7f055c20
ILT		 482 * gold-threads.h (class Initialize_lock): Define.
483 * gold-threads.cc (class Initialize_lock_once): Define.
484 (initialize_lock_control): New static variable.
485 (initialize_lock_pointer): New static variable.
486 (initialize_lock_once): New static function.
487 (Initialize_lock::Initialize_lock): Define.
488 (Initialize_lock::initialize): Define.
489 * target-select.h: Include "gold-threads.h".
490 (class Target_selector): Add lock_ and initialize_lock_ fields.
491 Don't define instantiate_target, just declare it.
492 * target-select.cc (Target_selector::Target_selector): Initialize
493 new fields.
494 (Target_selector::instantiate_target): Define.
495 * descriptors.h: Include "gold-threads.h".
496 (class Descriptors): Add initialize_lock_ field.
497 * descriptors.cc (Descriptors::Descriptors): Initialize new
498 field.
499 (Descriptors::open): Use initialize_lock_ field
500 * errors.h (class Errors): Add initialize_lock_ field.
501 * errors.cc (Errors::Errors): Initialize new field.
502 (Errors::initialize_lock): Use initialize_lock_ field.
503 * powerpc.cc (class Target_selector_powerpc): Remove
504 instantiated_target_ field. In do_recognize call
505 instantiate_target rather than do_instantiate_target. In
506 do_instantiate_target just allocate a new target.
507 * sparc.cc (class Target_selector_sparc): Likewise.
508
36959681
ILT		 509 * freebsd.h: New file.
510 * i386.cc: Include "freebsd.h".
511 (Target_i386): Derive from Target_freebsd rather than
512 Sized_target.
513 (Target_selector_i386): Derive from Target_selector_freebsd rather
514 than Target_selector.
515 * x86_64.cc: Include "freebsd.h".
516 (Target_x86_64): Derive from Target_freebsd rather than
517 Sized_target.
518 (Target_selector_x86_64): Derive from Target_selector_freebsd
519 rather than Target_selector.
520 * target.h (class Target): Add adjust_elf_header and
521 do_adjust_elf_header.
522 * output.cc (Output_file_header:: do_sized_write): Call target
523 adjust_elf_header routine.
524 * configure.tgt: Set targ_osabi.
525 * configure.ac: Define GOLD_DEFAULT_OSABI.
526 * parameters.cc (Parameters::default_target): Pass
527 GOLD_DEFAULT_OSABI to select_target.
528 * target-select.h (class Target_selector): Make instantiate_target
529 protected rather than private.
530 * Makefile.am (HFILES): Add freebsd.h.
531 * configure, Makefile.in, config.in: Rebuild.
532
cb010894
ILT		 533 * merge.cc (do_add_input_section): Correct pend value. Change
534 message about last entry not being null terminated from error to
535 warning.
536
0e879927
ILT		 5372009-03-20 Mikolaj Zalewski <mikolajz@google.com>
538
539 * incremental.cc: New file.
540 * Makefile.am (CCFILES): Add incremental.cc.
541 * Makefile.in: Rebuild.
542
41105937
PP		 5432009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
544
545 * layout.cc (Layout::output_section_name): Preserve names
546 of '.note.' sections.
547
60439920
ILT		 5482009-03-19 Ian Lance Taylor <iant@google.com>
549
550 * descriptors.cc (Descriptors::open): Check that the options are
551 valid before using them.
552
0d371ad3
ILT		 5532009-03-18 Ian Lance Taylor <iant@google.com>
554
555 * script-sections.h: Include <list>.
556 (class Script_sections): Change Sections_elements from std::vector
557 to std::list. Typedef public Elements_iterator. Add
558 orphan_section_placement_, data_segment_align_start_, and
559 saw_data_segment_align_ fields. Remove data_segment_align_index_
560 field.
561 * script-sections.cc (class Orphan_section_placement): New class.
562 (class Sections_element): Add virtual functions is_relro and
563 orphan_section_init. Remove virtual function place_orphan_here.
564 (class Output_section_definition): Add is_relro and
565 orphan_section_init. Remove place_orphan_here.
566 (class Orphan_output_section): Likewise.
567 (Script_sections::Script_sections): Update for field changes.
568 (Script_sections::data_segment_align): Set saw_data_segment_align_
569 and data_segment_align_start_, not data_segment_align_index.
570 (Script_sections::data_segment_relro_end): Check
571 saw_data_segment_align_. Use data_segment_align_start_ rather
572 than data_segment_align_index_.
573 (Script_sections::place_orphan): Rewrite to use
574 Orphan_section_placement.
575
9201d894
ILT		 5762009-03-17 Ian Lance Taylor <iant@google.com>
577
9c5b8369
ILT		 578 * archive.cc (Archive::add_symbols): Check for a version attached
579 to the symbol name in the archive map.
580 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
581 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
582 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
583 (ver_test_11.a): New target.
584 * testsuite/Makefile.in: Rebuild.
585
9201d894
ILT		 586 * configure.ac: Check for chsize and posix_fallocate. Replace
587 ftruncate.
588 * ftruncate.c: New file, from gnulib.
589 * output.cc (posix_fallocate): Define dummy version if not
590 HAVE_POSIX_FALLOCATE.
591 (Output_file::map): Call posix_fallocate rather than lseek and
592 write.
593 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
594 * configure, Makefile.in, config.in: Rebuild.
595
ef4ab7a8
PP		 5962009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
597
598 * layout.h (Layout::create_note): Add section_name parameter.
599 * layout.cc (Layout::create_note): Likewise.
600 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
601
8c500701
ILT		 6022009-03-17 Ian Lance Taylor <iant@google.com>
603
e85b18e1
ILT		 604 * descriptors.cc: Include "options.h".
605 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
606 (Descriptors::open): Always use O_CLOEXEC when opening a new
607 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
608 then set FD_CLOEXEC.
609
9efe6174
ILT		 610 * sparc.cc (class Target_sparc): Add has_got_section.
611 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
612 make sure we have a GOT section.
613
614 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
615 (Target_sparc::Scan::local): Likewise.
616 (Target_sparc::Scan::global): Likewise.
617 (Target_sparc::Relocate::relocate): Likewise.
618 (Target_sparc::Relocate::relocate_tls): Likewise.
619
8c500701
ILT		 620 * symtab.cc (Symbol_table::define_default_version): New function,
621 broken out of add_from_object.
622 (Symbol_table::add_from_object): Call define_default_version.
623 (Symbol_table::define_special_symbol): Add resolve_oldsym
624 parameter. Change all callers. If the version for a symbol comes
625 from a version script, resolve it with the symbol with the same
626 name with no version. Also add the symbol without a version if
627 appropriate.
628 (do_define_in_output_data): If resolving with oldsym, don't delete
629 sym.
630 (do_define_in_output_segment): Likewise.
631 (do_define_as_constant): Likewise.
632 * symtab.h (class Symbol_table): Update declarations.
633
f1ed28fb
ILT		 6342009-03-13 Ian Lance Taylor <iant@google.com>
635
15f8229b
ILT		 636 * readsyms.cc (Read_symbols::incompatible_warning): New function.
637 (Read_symbols::requeue): New function.
638 (Read_symbols::do_read_symbols): If make_elf_object fails because
639 the target type is not configured, and the file was searched for,
640 issue a warning and retry with the next directory.
641 (Add_symbols::run): If the file has an incompatible format, and
642 it was searched for, requeue the Read_symbols task. On error,
643 release the object.
644 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
645 dirindex parameter to constructor. Change all callers. Declare
646 incompatible_warning and requeue.
647 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
648 input_argument_ and input_group_ fields. Add them to
649 constructor. Change all callers.
650 (class Read_script): Add dirindex_ field. Add it to constructor.
651 Change all callers.
652 * archive.cc (Archive::setup): Remove input_objects parameter.
653 Change all callers.
654 (Archive::get_file_and_offset): Likewise.
655 (Archive::read_all_symbols): Likewise.
656 (Archive::read_symbols): Likewise.
657 (Archive::get_elf_object_for_member): Remove input_objects
658 parameter. Add punconfigured parameter. Change all callers.
659 (Archive::add_symbols): Change return type to bool. Check return
660 value of include_member.
661 (Archive::include_all_members): Likewise.
662 (Archive::include_member): Change return type to bool. Return
663 false if first included object has incompatible target. Set
664 included_member_ field.
665 (Add_archive_symbols::run): If add_symbols returns false, requeue
666 Read_symbols task.
667 * archive.h (class Archive): Add included_member_ field.
668 Initialize it in constructor. Add input_file and searched_for
669 methods. Update declarations.
670 (class Add_archive_symbols): Add dirpath_, dirindex_, and
671 input_argument_ fields. Add them to constructor. Change all
672 callers.
673 * script.cc: Include "target-select.h".
674 (class Parser_closure): Add skip_on_incompatible_target_ and
675 found_incompatible_target_ fields. Add
676 skip_on_incompatible_target parameter to constructor. Change all
677 callers. Add methods skip_on_incompatible_target,
678 clear_skip_on_incompatible_target, found_incompatible_target, and
679 set_found_incompatible_target.
680 (read_input_script): Add dirindex parameter. Change all callers.
681 If parser finds an incompatible target, requeue Read_symbols
682 task.
683 (script_set_symbol): Clear skip_on_incompatible_target in
684 closure.
685 (script_add_assertion, script_parse_option): Likewise.
686 (script_start_sections, script_add_phdr): Likewise.
687 (script_check_output_format): New function.
688 * script.h (read_input_script): Update declaration.
689 * script-c.h (script_check_output_format): Declare.
690 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
691 (ignore_cmd): Remove OUTPUT_FORMAT.
692 * fileread.cc (Input_file::Input_file): Add explicit this.
693 (Input_file::will_search_for): New function.
694 (Input_file::open): Add pindex parameter. Change all callers.
695 * fileread.h (class Input_file): Add input_file_argument method.
696 Declare will_search_for. Update declarations.
697 * object.cc (make_elf_object): Add punconfigured parameter.
698 Change all callers.
699 * object.h (class Object): Make input_file public. Add
700 searched_for method.
701 (make_elf_object): Update declaration.
702 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
703 restart search.
704 * dirsearch.h (class Dirsearch): Update declaration.
705 * options.h (class General_options): Add --warn-search-mismatch.
706 * parameters.cc (Parameters::is_compatible_target): New function.
707 * parameters.h (class Parameters): Declare is_compatible_target.
708 * workqueue.cc (Workqueue::add_blocker): New function.
709 * workqueue.h (class Workqueue): Declare add_blocker.
710
f1ed28fb
ILT		 711 * fileread.cc (Input_file::open): Remove options parameter.
712 Change all callers.
713 (Input_file::open_binary): Likewise.
714 * script.cc (read_input_script): Likewise.
715 * readsyms.h (class Read_symbols): Remove options_ field. Remove
716 options parameter from constructor. Change all callers.
717 (class Read_script): Likewise.
718 * fileread.h (class Input_file): Update declarations.
719 * script.h (read_input_script): Update declaration.
720
34dd024a
NC		 7212009-03-10 Nick Clifton <nickc@redhat.com>
722
723 * po/es.po: New Spanish translation.
724
6d71b17c
CC		 7252009-03-06 Cary Coutant <ccoutant@google.com>
726
727 * options.cc (parse_short_option): Keep dash_z from registering itself.
728
031cdbed
ILT		 7292009-03-03 Ian Lance Taylor <iant@google.com>
730
731 PR 9918
732 * target-reloc.h (relocate_section): Pass output_section to
733 relocate.
734 * i386.cc (Target_i386::should_apply_static_reloc): Add
735 output_section parameter. Change all callers.
736 (Target_i386::Relocate::relocate): Add output_section parameter.
737 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
738 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
739 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
740 * testsuite/two_file_shared.sh: New script.
741 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
742 (check_DATA): Add two_file_shared.dbg.
743 (two_file_shared.dbg): New target.
744 * testsuite/Makefile.in: Rebuild.
745
15d5fa16
ILT		 7462009-03-01 Ian Lance Taylor <iant@google.com>
747
748 * configure.ac: Check for byteswap.h.
749 * configure: Rebuild.
750 * config.in: Rebuild.
751
8a4c0b0d
ILT		 7522009-03-01 Mikolaj Zalewski <mikolajz@google.com>
753
754 * layout.cc (Layout::find_or_add_kept_section): New function.
755 (Layout::add_comdat): Removed.
756 * layout.h (struct Kept_section): Move out of class Layout.
757 Remove trailing underscores from field names. Add group_sections
758 field. Rename group_ field to is_group. Change all uses.
759 (class Layout): Declare find_or_add_kept_section, not add_comdat.
760 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
761 comdat_groups_ field.
762 (Sized_relobj::include_section_group): Use
763 find_or_add_kept_section and Kept_section::group_sections.
764 (Sized_relobj::include_linkonce_section): Likewise.
765 * object.cc (class Sized_relobj): Don't define Comdat_group or
766 Comdat_group_table. Remove find_comdat_group and
767 add_comdat_group. Remove comdat_groups_ field.
768 * plugin.cc (include_comdat_group): Use
769 Layout::find_or_add_kept_section.
770
b4ecf66b
ILT		 7712009-02-28 Ian Lance Taylor <iant@google.com>
772
14359ca0
ILT		 773 * README: --gc-sections and map files are now supported. Document
774 some build requirements.
775
b4ecf66b
ILT		 776 PR 6992
777 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
778 relocatable link set the value of the section symbol to zero.
779 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
780 relocatable link don't include the section address in the local
781 symbol value.
782
0602e05a
ILT		 7832009-02-27 Ian Lance Taylor <iant@google.com>
784
fd9d194f
ILT		 785 PR 6811
786 * options.h (class Search_directory): Add is_system_directory.
787 (class General_options): Declare is_in_system_directory.
788 * options.cc (get_relative_sysroot): Make static.
789 (get_default_sysroot): Make static.
790 (General_optoins::is_in_system_directory): New function.
791 * fileread.cc (Input_file::is_in_system_directory): New function.
792 * fileread.h (class Input_file): Declare is_in_system_directory.
793 * object.h (class Object): Add is_in_system_directory.
794 (class Input_objects): Remove system_library_directory_ field.
795 * object.cc (Input_objects::add_object): Don't set
796 system_library_directory_.
797 (input_objects::found_in_system_library_directory): Remove.
798 * symtab.cc (Symbol_table::write_globals): Remove input_objects
799 parameter. Change all callers.
800 (Symbol_table::sized_write_globals): Likewise.
801 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
802 Call Object::is_in_system_directory.
803 * symtab.h (class Symbol_table): Update declarations.
804
61edd21f
ILT		 805 PR 5990
806 * descriptors.h (Open_descriptor): Add is_on_stack field.
807 * descriptors.cc (Descriptors::open): If the descriptor is on the
808 top of the stack, remove it. Initialize is_on_stack field.
809 (Descriptors::release): Only add pod to stack if it is not on the
810 stack already.
811 (Descriptors::close_some_descriptor): Clear stack_next and
812 is_on_stack fields.
813
e29e076a
ILT		 814 PR 7091
815 * output.cc (Output_section::find_starting_output_address): Rename
816 from starting_output_address; add PADDR parameter; change return
817 type.
818 * output.h (class Output_section): Declare
819 find_starting_output_address instead of starting_output_address.
820 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
821 section symbol for which we can't find a merge section.
822
0602e05a
ILT		 823 PR 9836
824 * symtab.cc (Symbol_table::add_from_object): If the visibility is
825 hidden or internal, force the symbol to be local.
826 * resolve.cc (Symbol::override_visibility): Define.
827 (Symbol::override_base): Use override_visibility.
828 (Symbol_table::resolve): Likewise.
829 (Symbol::override_base_with_special): Likewise.
830 (Symbol_table::override_with_special): If the visibility is hidden
831 or internal, force the symbol to be local.
832 * symtab.h (class Symbol): Add set_visibility and
833 override_visibility.
834 * testsuite/ver_test_1.sh: New file.
835 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
836 (check_DATA): Add ver_test_1.syms.
837 (ver_test_1.syms): New target.
838 * testsuite/Makefile.in: Rebuild.
839
401a9a73
CC		 8402009-02-25 Cary Coutant <ccoutant@google.com>
841
842 * layout.cc (Layout::choose_output_section): Don't rename sections
843 when using a linker script that has a SECTIONS clause.
844 * Makefile.in: Regenerate.
845
846 * testsuite/Makefile.am (script_test_5.sh): New test case.
847 * testsuite/Makefile.in: Regenerate.
848 * testsuite/script_test_5.cc: New file.
849 * testsuite/script_test_5.sh: New file.
850 * testsuite/script_test_5.t: New file.
851
f488e4b0
CC		 8522009-02-13 Rafael Avila de Espindola <espindola@google.com>
853
854 * archive.cc (Archive::include_member): Update calls to add_symbols.
855 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
856 the Layout argument.
857 * dynobj.h (do_add_symbols): Add the Layout argument.
858 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
859 Layout argument.
860 * object.h (Object::add_symbols): Add the Layout argument.
861 (Object::do_add_symbols): Add the Layout argument.
862 (Sized_relobj::do_add_symbols): Add the Layout argument.
863 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
864 Unify the two versions.
865 (Add_plugin_symbols): Remove.
866 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
867 (Sized_pluginobj::do_add_symbols): Unify the two versions.
868 (Add_plugin_symbols): Remove.
869 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
870 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
871 (Add_symbols::run): Make it work with Pulginobj.
872
89dd1680
ILT		 8732009-02-06 Ian Lance Taylor <iant@google.com>
874
875 * object.cc (Sized_relobj::do_layout): Make info message start
876 with lower case letter.
877
266d0a74
ILT		 8782009-02-06 Mikolaj Zalewski <mikolajz@google.com>
879
602b464e
ILT		 880 * binary.cc: Fix file comment.
881
266d0a74
ILT		 882 * options.h (enum Incremental_disposition): Define.
883 (class General_options): Add new options: --incremental,
884 --incremental_changed, --incremental_unchanged,
885 --incremental_unknown. Add incremental_disposition_ and
886 implicit_incremental_ fields.
887 (General_options::incremental_disposition): New function.
888 (class Position_dependent_options): Add incremental_disposition
889 option.
890 (Position_dependent_options::copy_from_options): Set incremental
891 dispositions.
892 * options.cc (General_options::parse_incremental_changed): New
893 function.
894 (General_options::parse_incremental_unchanged): New function.
895 (General_options::parse_incremental_unknown): New function.
896 (General_options::General_options): Initialize new fields
897 incremental_disposition_ and implicit_incremental_.
898 (General_options::finalize): Check for uasge of --incremental-*
899 without --incremental.
900
f073bbf7
CD		 9012009-02-06 Chris Demetriou <cgd@google.com>
902
903 * gold.h (gold_undefined_symbol): Change to take only a Symbol
904 pointer and to report location as the file name associated with
905 the symbol.
906 (gold_undefined_symbol_at_location): New function to replace the
907 old gold_undefined_symbol functionality.
908 * target-reloc.h (relocate_section): Update to use
909 gold_undefined_symbol_at_location.
910 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
911 Call gold_undefined_symbol function rather than gold_error.
912 * errors.h (Errors::undefined_symbol): Take location as a
913 string, rather than calculating it from a relocation.
914 * errors.cc (Errors::fatal): Print "fatal error:" before the
915 formatted message.
916 (Errors::error, Errors::error_at_location): Print "error: "
917 before the formatted message.
918 (Errors::undefined_symbol): Take location as a string, rather
919 than calculating it from a relocation.
920 (gold_undefined_symbol_at_location): New function akin to
921 old gold_undefined_symbol, calculates location from relocation.
922 (gold_undefined_symbol): Change to take only a Symbol pointer
923 and to report location as the file name associated with the symbol.
924 * testsuite/debug_msg.sh: Update for changed error messages.
925 * testsuite/undef_symbol.sh: Likewise.
926
8e94a90c
ILT		 9272009-02-04 Duncan Sands <baldrick@free.fr>
928
929 PR 9812
930 * reduced_debug_output.h
931 (Output_reduced_debug_abbrev_section::failed): Use format for
932 gold_warning.
933 (Output_reduced_debug_info_section::faild): Likewise.
934
88a0e15b
ILT		 9352009-01-31 Mikolaj Zalewski <mikolajz@google.com>
936
937 * script.cc (Lazy_demangler): New class.
938 (Version_script_info::get_symbol_version_helper): Demangle a
939 symbol only once.
940
5efc7cd2
CC		 9412009-01-29 Cary Coutant <ccoutant@google.com>
942
943 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
944 to __tls_get_addr.
945 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
946
e0ebcf42
ILT		 9472009-01-28 Ian Lance Taylor <iant@google.com>
948
5efc7cd2 949 * version.cc (version_string): Bump to 1.9.
75fe7426 950
e0ebcf42
ILT		 951 * gold.h: Include <cstring> and <stdint.h>.
952 * version.cc: Include <cstdio>.
953 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
954 warning.
955 * reduced_debug_output.cc (insert_into_vector): Rename from
956 Insert_into_vector; change all callers. Use Swap_unaligned to
957 avoid aliasing issue; remove union since it is unnecessary.
958
8e2813be 9592009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 960
961 * Makefile.am (CCFILES): Add gc.cc.
962 (HFILES): Add gc.h.
963 * Makefile.in: Regenerate.
964 * gold.cc (Gc_runner): New class.
965 (queue_initial_tasks): Call garbage collection related tasks
966 when corresponding options are invoked.
967 (queue_middle_gc_tasks): New function.
968 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
969 processed early before laying out sections during garbage collection.
970 * gold.h (queue_middle_gc_tasks): New function.
971 (is_prefix_of): Move from "layout.cc".
972 * i386.cc (Target_i386::gc_process_relocs): New function.
973 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
974 * main.cc (main): Create object of class "Garbage_collection".
975 * object.cc (Relobj::copy_symbols_data): New function.
976 (Relobj::is_section_name_included): New function.
977 (Sized_relobj::do_layout): Allow this function to be called twice
978 during garbage collection and defer layout of section during the
979 first call.
980 * object.h (Relobj::get_symbols_data): New function.
981 (Relobj::is_section_name_included): New function.
982 (Relobj::copy_symbols_data): New function.
983 (Relobj::set_symbols_data): New function.
984 (Relobj::get_relocs_data): New function.
985 (Relobj::set_relocs_data): New function.
986 (Relobj::is_output_section_offset_invalid): New pure virtual function.
987 (Relobj::gc_process_relocs): New function.
988 (Relobj::do_gc_process_relocs): New pure virtual function.
989 (Relobj::sd_): New data member.
990 (Sized_relobj::is_output_section_offset_invalid): New function.
991 (Sized_relobj::do_gc_process_relocs): New function.
992 * options.h (General_options::gc_sections): Modify to not be a no-op.
993 (General_options::print_gc_sections): New option.
994 * plugin.cc (Plugin_finish::run): Remove function call to
995 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
996 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
997 * reloc.cc (Read_relocs::run): Add task to process relocs and
998 determine unreferenced sections when doing garbage collection.
999 (Gc_process_relocs): New class.
1000 (Sized_relobj::do_gc_process_relocs): New function.
1001 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
1002 sections that are garbage collected.
1003 * reloc.h (Gc_process_relocs): New class.
1004 * sparc.cc (Target_sparc::gc_process_relocs): New function.
1005 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
1006 symbols whose corresponding sections are garbage collected.
1007 (Symbol_table::Symbol_table): Add new parameter for the garbage
1008 collection object.
1009 (Symbol_table::gc_mark_undef_symbols): New function.
1010 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1011 (Symbol_table::gc_mark_dyn_syms): New function.
1012 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
1013 as garbage.
1014 (Symbol_table::add_from_object): Likewise.
1015 (Symbol_table::add_from_relobj): When building shared objects, do not
1016 treat externally visible symbols as garbage.
1017 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
1018 table information for static and relocatable links.
1019 * symtab.h (Symbol_table::set_gc): New function.
1020 (Symbol_table::gc): New function.
1021 (Symbol_table::gc_mark_undef_symbols): New function.
1022 (Symbol_table::gc_mark_symbol_for_shlib): New function.
1023 (Symbol_table::gc_mark_dyn_syms): New function.
1024 (Symbol_table::gc_): New data member.
1025 * target.h (Sized_target::gc_process_relocs): New pure virtual
1026 function.
1027 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
1028 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
1029
3b293544
CF		 10302009-01-20 Chris Faylor <me.sourceware@sourceware.org>
1031
1032 * options.h (General_options::gc_sections): Define as a no-op for now.
1033 (General_options::no_keep_memory): Ditto.
1034 (General_options::Bshareable): Define.
1035 * options.cc (General_options::finalize): Honor -Bshareable.
1036
83d22aa8
AS		 10372009-01-20 Andreas Schwab <schwab@suse.de>
1038
1039 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
1040 read the value in the contents, since we don't use it. Use the
1041 template endianness when writing.
1042 (Relocate::relocate): Use it for R_PPC_REL16_HA.
1043
cd536b21
AS		 10442009-01-19 Andreas Schwab <schwab@suse.de>
1045
1046 * configure.tgt (powerpc64-*): Fix targ_obj.
1047
99e9a495
ILT		 10482009-01-15 Ian Lance Taylor <iant@google.com>
1049
1050 * object.cc (Sized_relobj::write_local_symbols): Don't write out
1051 local symbols when stripping all symbols.
1052
bbbfea06
CC		 10532009-01-14 Cary Coutant <ccoutant@google.com>
1054
99e9a495 1055 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 1056
0f7c0701
CC		 10572009-01-14 Cary Coutant <ccoutant@google.com>
1058
1059 * archive.cc (Archive::get_elf_object_for_member): Remove call
1060 to File_read::claim_for_plugin.
1061 * descriptors.cc (Descriptors::open): Remove reference to
1062 is_claimed.
1063 (Descriptors::claim_for_plugin): Remove.
1064 * descriptors.h (Descriptors::claim_for_plugin): Remove.
1065 (Descriptors::is_claimed): Remove.
1066 (claim_descriptor_for_plugin): Remove.
1067 * fileread.cc (File_read::claim_for_plugin): Remove.
1068 * fileread.h (File_read::claim_for_plugin): Remove.
1069 (File_read::descriptor): Reopen descriptor if necessary.
1070 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
1071 (Plugin_manager::all_symbols_read): Add task parameter. Change
1072 all callers.
1073 (Plugin_manager::get_input_file): New function.
1074 (Plugin_manager::release_input_file): New function.
1075 (Pluginobj::Pluginobj): Add filesize parameter and initialize
1076 corresponding data member.
1077 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
1078 and pass to base constructor. Change all callers.
1079 (get_input_file, release_input_file): New functions.
1080 (make_sized_plugin_object): Add filesize parameter. Change all callers.
1081 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
1082 (Plugin_manager::all_symbols_read): Add task parameter.
1083 (Plugin_manager::get_input_file): New function.
1084 (Plugin_manager::release_input_file): New function.
1085 (Plugin_manager::task_): New data member.
1086 (Pluginobj::Pluginobj): Add filesize parameter.
1087 (Pluginobj::filename): New function.
1088 (Pluginobj::descriptor): New function.
1089 (Pluginobj::filesize): New function.
1090 (Pluginobj::filesize_): New data member.
1091 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
1092 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
1093 File_read::claim_for_plugin; use Object::unlock to unlock the file.
1094
1095 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
1096 with archive libraries.
1097 * testsuite/Makefile.in: Regenerate.
1098 * testsuite/plugin_test.c (struct sym_info): New type.
1099 (get_input_file, release_input_file): New static variables.
1100 (onload): Capture new transfer vector entries.
1101 (claim_file_hook): Stop reading at end of file according to filesize.
1102 Factor out parsing of readelf output into separate function.
1103 (all_symbols_read_hook): Exercise get_input_file and release_input_file
1104 APIs and get the source file name from the symbol table. Convert
1105 source file name to corresponding object file name. Print info
1106 message when adding new input files.
1107 (parse_readelf_line): New function.
1108 * testsuite/plugin_test_1.sh: Add checks for new info messages.
1109 * testsuite/plugin_test_2.sh: Likewise.
1110 * testsuite/plugin_test_3.sh: Likewise.
1111 * testsuite/plugin_test_4.sh: New test case.
1112
62a6d109
ILT		 11132009-01-07 Ian Lance Taylor <iant@google.com>
1114
1115 * version.cc (version_string): Bump to 1.8.
1116
483620e8
CC		 11172008-12-23 Cary Coutant <ccoutant@google.com>
1118
1119 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
1120 * plugin.cc (Plugin_manager::finish): Rename as
1121 layout_deferred_objects. Move cleanup to separate function.
1122 (Plugin_manager::cleanup): New function.
1123 (Plugin_finish::run): Call layout_deferred_objects and cleanup
1124 separately.
1125 * plugin.h (Plugin_manager::finish): Rename as
1126 layout_deferred_objects.
1127 (Plugin_manager::cleanup): New function.
1128 (Plugin_manager::cleanup_done): New field.
1129
d66a9eb3
CC		 11302008-12-23 Cary Coutant <ccoutant@google.com>
1131
1132 * plugin.cc (is_visible_from_outside): New function.
1133 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
1134 so we don't return "IR only" status for exported symbols or -r links.
1135
1136 * testsuite/Makefile.am (plugin_test_3): New test case.
1137 * testsuite/Makefile.in: Regenerate.
1138 * testsuite/plugin_test_3.sh: New file.
1139
5995b570
CC		 11402008-12-22 Cary Coutant <ccoutant@google.com>
1141
1142 * object.cc (Sized_relobj::layout_section): New function.
1143 (Sized_relobj::do_layout): Defer layout of input sections until after
1144 plugin has provided replacement files.
1145 (Sized_relobj::do_layout_deferred_sections): New function.
1146 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1147 (Relobj::layout_deferred_sections): New function.
1148 (Relobj::do_layout_deferred_sections): New function.
1149 (Sized_relobj::do_layout_deferred_sections): New function.
1150 (Sized_relobj::layout_section): New function.
1151 (Sized_relobj::Deferred_layout): New structure.
1152 (Sized_relobj::deferred_layout_): New field.
1153 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1154 Change all callers. Layout deferred sections.
1155 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1156 references.
1157 (Plugin_hook::run): Move code from do_plugin_hook inline.
1158 (Plugin_hook::do_plugin_hook): Remove.
1159 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1160 (Plugin_manager::finish): Renamed, was cleanup.
1161 (Plugin_manager::should_defer_layout): New function.
1162 (Plugin_manager::add_deferred_layout_object): New function.
1163 (Plugin_manager::Deferred_layout_list): New type.
1164 (Plugin_manager::deferred_layout_objects_): New field.
1165 (Plugin_hook::do_plugin_hook): Remove.
1166
ee769c88
ILT		 11672008-12-17 Ian Lance Taylor <iant@google.com>
1168
1169 * options.h (class General_options): Add --no case for
1170 --export-dynamic.
1171
abc8dcba
CC		 11722008-12-16 Cary Coutant <ccoutant@google.com>
1173
1174 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1175 vector.
1176 (Plugin_manager::claim_file): Create plugin object even if
1177 plugin did not call the add_symbols callback.
1178 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1179 asking for more symbols than were added.
1180 * testsuite/Makefile.am (plugin_test_1): Add test case with
1181 no global symbols.
1182 (empty.syms): New target.
1183 * testsuite/Makefile.in: Regenerate.
1184 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1185 message. Don't call add_symbols if no globals.
1186 (all_symbols_read_hook): Don't provide replacement for empty
1187 claimed file.
1188
b0074644
ILT		 11892008-12-12 Ian Lance Taylor <iant@google.com>
1190
68943102
ILT		 1191 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1192 r_type == 0 for a local symbol with r_sym == 0.
1193 (scan_relocatable_relocs): Pass r_sym to
1194 local_non_section_strategy.
1195 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1196 r_sym parameter.
1197
b0074644
ILT		 1198 * configure.ac: Update test for TLS descriptors: they are
1199 supported as of glibc 2.9.
1200 * configure: Rebuild.
1201
c2508178
ILT		 12022008-12-11 Ian Lance Taylor <iant@google.com>
1203
1204 PR 7091
1205 * target-reloc.h (Default_scan_relocatable_relocs): For each
1206 function, map r_type == 0 to RELOC_DISCARD.
1207
2756a258
CC		 12082008-12-10 Cary Coutant <ccoutant@google.com>
1209
1210 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1211 object to override a kept COMDAT group from a plugin object.
1212
bb6f53d3
ILT		 12132008-12-09 Ian Lance Taylor <iant@google.com>
1214
fbc558e1
ILT		 1215 PR 7088
1216 * yyscript.y (file_cmd): Handle INPUT.
1217
bb6f53d3
ILT		 1218 * testsuite/initpri1.c: Change all declarations to be full
1219 prototypes by adding void, to avoid compiler warnings.
1220
4674ecfc
CC		 12212008-12-05 Rafael Avila de Espindola <espindola@google.com>
1222
1223 * options.cc (General_options::parse_plugin_opt): New.
1224 (General_options::add_plugin): The argument now is just the filename.
1225 (General_options::add_plugin_option): New.
1226 * options.h (plugin_opt): New.
1227 (add_plugin): Change argument name.
1228 (add_plugin_option): New.
1229 * plugin.cc (Plugin::load): Don't parse the plugin option.
1230 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1231 (Plugin::add_option): New.
1232 (Plugin::args_): Change type.
1233 (Plugin::filename_): New.
1234 (Plugin_manager::add_plugin_option): New.
1235 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1236 * testsuite/Makefile.in: Regenerate.
1237
fd06b4aa
CC		 12382008-12-05 Cary Coutant <ccoutant@google.com>
1239
1240 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1241 Handle --strip-lto-sections option.
1242 * options.h (strip_lto_sections): New option.
1243
6c52134c
CC		 12442008-12-01 Cary Coutant <ccoutant@google.com>
1245
1246 * plugin.cc (ld_plugin_message): Change format parameter to const.
1247 Fix mismatch between new[] and delete.
1248
a45248e0
CC		 12492008-11-14 Cary Coutant <ccoutant@google.com>
1250
1251 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1252 instead of -1U.
1253
c82fbeee
CS		 12542008-11-05 Craig Silverstein <csilvers@google.com>
1255
1256 * options.cc (General_options::parse_dynamic_list): New function.
1257 * options.h (General_options): New flags dynamic_list,
1258 dynamic_list_data, dynamic_list_cpp_new, and
1259 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1260 (General_options::in_dynamic_list): New function.
1261 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1262 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1263 (Lex::can_continue_name): Likewise.
1264 (yylex): Likewise.
1265 (read_script_file): New parameter script_options.
1266 (read_dynamic_list): New function.
1267 (Script_options::define_dynamic_list): New function.
1268 (dynamic_list_keyword_parsecodes): New variable.
1269 (dynamic_list_keywords): New variable.
1270 * script.h (Script_options::define_dynamic_list): New function
1271 prototype.
1272 (read_dynamic_list): New function prototype.
1273 * symtab.cc (strprefix): New macro.
1274 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1275 dynamic_list_data, dynamic_list_cpp_new, and
1276 dynamic_list_cpp_typeinfo.
1277 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1278 (dynamic_list_expr): New rule.
1279 (dynamic_list_nodes): Likewise.
1280 (dynamic_list_node): Likewise.
1281 * testsuite/Makefile.am (dynamic_list): New test.
1282 * testsuite/Makefile.in: Regenerated.
1283 * testsuite/dynamic_list.t: New file.
1284 * testsuite/dynamic_list.sh: New file.
1285
e0bb29a5
CS		 12862008-11-05 Craig Silverstein <csilvers@google.com>
1287
1288 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1289 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1290 (t11_last): Likewise.
1291 * testsuite/ver_test_6.c (main): Likewise.
1292
4e1e25e0
CC		 12932008-10-07 Cary Coutant <ccoutant@google.com>
1294
1295 * options.c (General_options::finalize): Add check for -static and
1296 -shared.
1297 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1298 is not empty.
1299
92f03fcb
CC		 13002008-10-02 Cary Coutant <ccoutant@google.com>
1301
1302 * plugin.cc (make_sized_plugin_object): Fix conditional
1303 compilation to work when not all targets are enabled.
1304
fbd8a257
CC		 13052008-09-29 Cary Coutant <ccoutant@google.com>
1306
1307 * archive.cc (Archive::get_file_and_offset): Use filename instead
1308 of name to get library path.
1309 (Archive::include_member): Unlock external member of a thin archive.
1310
1311 * testsuite/Makefile.am (TEST_AR): New variable.
1312 (thin_archive_test_1): New test.
1313 (thin_archive_test_2): New test.
81636b3f
CC		 1314 * testsuite/Makefile.in: Regenerate.
1315 * testsuite/thin_archive_main.cc: New file.
1316 * testsuite/thin_archive_test_1.cc: New file.
1317 * testsuite/thin_archive_test_2.cc: New file.
1318 * testsuite/thin_archive_test_3.cc: New file.
1319 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1320
eff45813
CC		 13212008-09-29 Cary Coutant <ccoutant@google.com>
1322
1323 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1324 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1325 instead of -1U.
1326 (Sized_relobj::do_finalize_local_symbols): Likewise.
1327 (Sized_relobj::map_to_kept_section): Likewise.
1328 * object.h (Sized_relobj::invalid_address): New constant.
1329 (Sized_relobj::do_output_section_offset): Check for invalid_address
1330 and return -1ULL.
1331 * output.cc (Output_reloc::local_section_offset): Use constant
1332 invalid_address instead of -1U.
1333 (Output_reloc::get_address): Likewise.
1334 (Output_section::output_address): Change -1U to -1ULL.
1335 * output.h (Output_reloc::invalid_address): New constant.
1336 * reloc.cc (Sized_relobj::write_sections): Use constant
1337 invalid_address instead of -1U.
1338 (Sized_relobj::relocate_sections): Likewise.
1339 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1340 values for merge sections.
1341 * target-reloc.h (relocate_for_relocatable): Use constant
1342 invalid_address instead of -1U.
1343
89fc3421
CC		 13442008-09-19 Cary Coutant <ccoutant@google.com>
1345
1346 Add plugin functionality for link-time optimization (LTO).
1347 * configure.ac (plugins): Add --enable-plugins option.
1348 * configure: Regenerate.
1349 * config.in: Regenerate.
1350 * Makefile.am (LIBDL): New variable.
1351 (CCFILES): Add plugin.cc.
1352 (HFILES): Add plugin.h.
1353 (ldadd_var): Add LIBDL.
1354 * Makefile.in: Regenerate.
1355
1356 * archive.cc: Include "plugin.h".
1357 (Archive::setup): Don't preread archive symbols when using a plugin.
1358 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1359 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1360 files.
1361 (Archive::include_member): Add symbols from plugin objects.
1362 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1363 * descriptors.cc (Descriptors::open): Check for file descriptors
1364 abandoned by plugins.
1365 (Descriptors::claim_for_plugin): New function.
1366 * descriptors.h (Descriptors::claim_for_plugin): New function.
1367 (Open_descriptor::is_claimed): New field.
1368 (claim_descriptor_for_plugin): New function.
1369 * fileread.cc (File_read::claim_for_plugin): New function.
1370 * fileread.h (File_read::claim_for_plugin): New function.
1371 (File_read::descriptor): New function.
1372 * gold.cc: Include "plugin.h".
1373 (queue_initial_tasks): Add task to call plugin hooks for generating
1374 new object files.
1375 * main.cc: Include "plugin.h".
1376 (main): Load plugin libraries.
1377 * object.h (Pluginobj): Declare.
1378 (Object::pluginobj): New function.
1379 (Object::do_pluginobj): New function.
1380 (Object::set_target): New function.
1381 * options.cc: Include "plugin.h".
1382 (General_options::parse_plugin): New function.
1383 (General_options::General_options): Initialize plugins_ field.
1384 (General_options::add_plugin): New function.
1385 * options.h (Plugin_manager): Declare.
1386 (General_options): Add --plugin option.
1387 (General_options::has_plugins): New function.
1388 (General_options::plugins): New function.
1389 (General_options::add_plugin): New function.
1390 (General_options::plugins_): New field.
1391 * plugin.cc: New file.
1392 * plugin.h: New file.
1393 * readsyms.cc: Include "plugin.h".
1394 (Read_symbols::do_read_symbols): Check for archive before checking
1395 for ELF file. Call plugin hooks to claim files.
1396 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1397 from a real object file; force override when processing replacement
1398 files.
1399 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1400 (Symbol::init_base_object): Likewise.
1401 (Symbol::init_base_output_data): Likewise.
1402 (Symbol::init_base_output_segment): Likewise.
1403 (Symbol::init_base_constant): Likewise.
1404 (Symbol::init_base_undefined): Likewise.
1405 (Symbol::output_section): Assert that object is not a plugin.
1406 (Symbol_table::add_from_pluginobj): New function.
1407 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1408 undefined.
1409 (Symbol_table::sized_write_globals): Likewise.
1410 (Symbol_table::add_from_pluginobj): Instantiate template.
1411 * symtab.h (Sized_pluginobj): Declare.
1412 (Symbol::in_real_elf): New function.
1413 (Symbol::set_in_real_elf): New function.
1414 (Symbol::in_real_elf_): New field.
1415 (Symbol_table::add_from_pluginobj): New function.
1416
1417 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1418 (LIBDL): New variable.
1419 (LDADD): Add LIBDL.
1420 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1421 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1422 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1423 (MOSTLYCLEANFILES): Likewise.
1424 * testsuite/Makefile.in: Regenerate.
1425 * testsuite/plugin_test.c: New file.
1426 * testsuite/plugin_test_1.sh: New file.
1427 * testsuite/plugin_test_2.sh: New file.
1428
de31bda5
ILT		 14292008-09-16 Ian Lance Taylor <iant@google.com>
1430
9c2d0ef9
ILT		 1431 * target-reloc.h (relocate_section): Check whether a symbol is
1432 defined by the ABI before reporting an undefined symbol error.
1433 * target.h (Target::is_defined_by_abi): Make parameter const.
1434 (Target::do_is_defined_by_abi): Likewise.
1435 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1436 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1437 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1438 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1439 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1440 * testsuite/Makefile.in: Rebuild.
1441
de31bda5
ILT		 1442 * fileread.cc (make_view): Add casts to avoid warning.
1443
9fa33bee
AO		 14442008-09-16 Alexandre Oliva <aoliva@redhat.com>
1445
1446 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1447 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1448
183fd0e3
AO		 14492008-09-16 Alexandre Oliva <aoliva@redhat.com>
1450
1451 * options.h (General_options::output_is_executable): New.
1452 (General_options::output_is_pie): New.
1453 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1454 for shared libraries.
1455 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1456
7be8330a
CD		 14572008-09-11 Chris Demetriou <cgd@google.com>
1458
1459 * options.h (origin): New -z option.
1460 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1461 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1462 in DT_FLAGS_1.
1463
a9caad02
CC		 14642008-09-05 Cary Coutant <ccoutant@google.com>
1465
1466 * fileread.cc (File_read::make_view): Add check for attempt to map
1467 beyond end of file.
1468
ae6dce4d
CC		 14692008-09-05 Cary Coutant <ccoutant@google.com>
1470
1471 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1472 explicit instantiations.
1473
d7ab2a47
KVH		 14742008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1475
1476 PR gold/6858
1477 * options.cc (General_options::finalize): Allow undefined symbols
1478 in shlibs if linking -shared.
1479
1480 PR gold/6859
1481 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1482 symbols as not needing a dynsym entry.
1483
1e52a9c1
CS		 14842008-08-20 Craig Silverstein <csilvers@google.com>
1485
1486 * fileread.cc (File_read::open): Do not lock the file unless it
1487 was successfully opened.
1488
d85c80a3
CC		 14892008-08-14 Cary Coutant <ccoutant@google.com>
1490
1491 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1492 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1493 * testsuite/tls_test.cc (struct int128): 128-bit struct
1494 for testing TLS relocs with non-zero addend.
1495 (v12): New TLS variable.
1496 (t12): New test.
1497 (t_last): Add check for v12.
1498 * testsuite/tls_test.h (t12): New function.
1499 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1500
2d924fd9
ILT		 15012008-08-13 Ian Lance Taylor <iant@google.com>
1502
1503 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1504 set tls_segment_ or relro_segment_.
1505 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1506 when appropriate.
1507 * output.h (Output_section::clear_is_relro): New function.
1508 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1509 sections specially even when output_data_ is empty.
1510 (Output_segment::maximum_alignment): When first section is relro,
1511 only force alignment for PT_LOAD segments.
1512 * script.cc (script_data_segment_align): New function.
1513 (script_data_segment_relro_end): New function.
1514 * script-c.h (script_data_segment_align): Declare.
1515 (script_data_segment_relro_end): Declare.
1516 * script-sections.h (class Script_sections): Declare
1517 data_segment_align and data_segment_relro_end. Add fields
1518 segment_align_index_ and saw_relro_end_.
1519 * script-sections.cc (class Sections_element): Add set_is_relro
1520 virtual function. Add new bool* parameter to place_orphan_here.
1521 Add get_output_section virtual function.
1522 (class Output_section_definition): Add set_is_relro. Add new
1523 bool* parameter to place_orphan_here. Add get_output_section.
1524 Add is_relro_ field.
1525 (Output_section_definition::Output_section_definition): Initialize
1526 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1527 and is_relro_ fields.
1528 (Output_section_definition::place_orphan_here): Add is_relro
1529 parameter.
1530 (Output_section_definition::set_section_addresses): Set relro for
1531 output section.
1532 (Output_section_definition::alternate_constraint): Likewise.
1533 (class Orphan_output_section): Add new bool* parameter to
1534 place_orphan_here. Add get_output_section.
1535 (Orphan_output_section::place_orphan_here): Add is_relro
1536 parameter.
1537 (Script_sections::Script_sections): Initialize
1538 data_segment_align_index_ and saw_relro_end_.
1539 (Script_sections::data_segment_align): New function.
1540 (Script_sections::data_segment_relro_end): New function.
1541 (Script_sections::place_orphan): Set or clear is_relro.
1542 (Script_sections::set_section_addresses): Force alignment of first
1543 TLS section.
1544 * yyscript.y (exp): Call script_data_segment_align and
1545 script_data_segment_relro_end.
1546 * testsuite/relro_script_test.t: New file.
1547 * testsuite/relro_test.cc (using_script): Declare.
1548 (t1, t2): Test using_script.
1549 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1550 (relro_script_test_SOURCES): Define.
1551 (relro_script_test_DEPENDENCIES): Define.
1552 (relro_script_test_LDFLAGS): Define.
1553 (relro_script_test_LDADD): Define.
1554 (relro_script_test.so): New target.
1555 * testsuite/Makefile.in: Rebuild.
1556
f827c9a9
CC		 15572008-08-06 Cary Coutant <ccoutant@google.com>
1558
1559 * archive.cc (Archive::total_archives, Archive::total_members)
1560 (Archive::total_members_loaded): New variables.
1561 (Archive::setup): Add parameter. Add option to preread
1562 archive symbols.
1563 (Archive::read_armap): Add counter.
1564 (Archive::get_file_and_offset): New function.
1565 (Archive::get_elf_object_for_member): New function.
1566 (Archive::read_all_symbols): New function.
1567 (Archive::read_symbols): New function.
1568 (Archive::add_symbols): Add counters.
1569 (Archive::include_all_members): Use armap to find members if it's
1570 already built.
1571 (Archive::include_member): Skip reading symbols if already read.
1572 Factored code into Archive::get_file_and_offset and
1573 Archive::get_elf_object_for_member. Changed call to
1574 Mapfile::report_include_archive_member.
1575 (Archive::print_stats): New function.
1576 * archive.h: Declare Object and Read_symbols_data classes.
1577 (Archive::Archive): Add initializers for new members.
1578 (Archive::setup): Add parameter.
1579 (Archive::print_stats): New function.
1580 (Archive::total_archives, Archive::total_members)
1581 (Archive::total_members_loaded): New variables.
1582 (Archive::get_file_and_offset): New function.
1583 (Archive::get_elf_object_for_member): New function.
1584 (Archive::read_all_symbols): New function.
1585 (Archive::read_symbols): New function.
1586 (Archive::Archive_member): New class.
1587 (Archive::members_): New member.
1588 (Archive::num_members_): New member.
1589 * main.cc: Include archive.h.
1590 (main): Call Archive::print_stats.
1591 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1592 archive parameter; member_name is now the fully-decorated name.
1593 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1594 * options.h: (General_options): Add --preread-archive-symbols option.
1595 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1596 Archive::setup.
1597
de4c45bd
ILT		 15982008-08-04 Ian Lance Taylor <iant@google.com>
1599
1600 * symtab.h (Symbol::use_plt_offset): New function.
1601 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1602 * powerpc.cc (Relocate::relocate): Likewise.
1603 * sparc.cc (Relocate::relocate): Likewise.
1604 * x86_64.cc (Relocate::relocate): Likewise.
1605 * testsuite/weak_plt.sh: New test.
1606 * testsuite/weak_plt_main.cc: New test.
1607 * testsuite/weak_plt_shared.cc: New test.
1608 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1609 (check_PROGRAMS): Add weak_plt.
1610 (check_DATA): Add weak_plt_shared.so.
1611 (weak_plt_main_pic.o, weak_plt): New targets.
1612 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1613 * testsuite/Makefile.in: Rebuild.
1614
1615 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1616 gcctestdir/ld.
1617 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1618 * testsuite/Makefile.in: Rebuild.
1619
323ee3f4
AM		 16202008-08-04 Alan Modra <amodra@bigpond.net.au>
1621
1622 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1623 * Makefile.in: Regenerate.
1624 * po/POTFILES.in: Regenerate.
1625
7c07ecec
ILT		 16262008-07-29 Ian Lance Taylor <iant@google.com>
1627
1628 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1629 symbols before other symbols.
1630 * testsuite/script_test_2.cc (test_addr): Declare.
1631 (test_addr_alias): Declare.
1632 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1633 values.
7c07ecec
ILT		 1634 * testsuite/script_test_2.t: Define test_addr_alias and
1635 test_addr.
1636
5778530e
ILT		 16372008-07-24 Ian Lance Taylor <iant@google.com>
1638
2a00e4fb
ILT		 1639 PR 5990
1640 * descriptors.cc: New file.
1641 * descriptors.h: New file.
1642 * gold-threads.h (class Hold_optional_lock): New class.
1643 * fileread.cc: Include "descriptors.h".
1644 (File_read::~File_read): Release descriptor rather than closing
1645 it.
1646 (File_read::open) [file]: Call open_descriptor rather than open.
1647 Set is_descriptor_opened_.
1648 (File_read::open) [memory]: Assert that descriptor is not open.
1649 (File_read::reopen_descriptor): New function.
1650 (File_read::release): Release descriptor.
1651 (File_read::do_read): Make non-const. Reopen descriptor.
1652 (File_read::read): Make non-const.
1653 (File_read::make_view): Reopen descriptor.
1654 (File_read::do_readv): Likewise.
1655 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1656 Update declarations.
1657 * layout.cc: Include "descriptors.h".
1658 (Layout::create_build_id): Use open_descriptor rather than open.
1659 * output.cc: Include "descriptors.h".
1660 (Output_file::open): Use open_descriptor rather than open.
1661 * archive.cc (Archive::const_iterator): Change Archive to be
1662 non-const.
1663 (Archive::begin, Archive::end): Make non-const.
1664 (Archive::count_members): Likewise.
1665 * archive.h (class Archive): Update declarations.
1666 * object.h (Object::read): Make non-const.
1667 * Makefile.am (CCFILES): Add descriptors.cc.
1668 (HFILES): Add descriptors.h.
1669 * Makefile.in: Rebuild.
1670
801647d1
ILT		 1671 PR 6716
1672 * gold.h: Always include <clocale>. Add Solaris workarounds
1673 following code in binutils/sysdep.h.
1674
5edd166e
ILT		 1675 PR 6048
1676 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1677 this->eh_frame_hdr_ is NULL before using it.
1678
c89ad728
ILT		 1679 * dynobj.cc (Versions::Versions): Update comment.
1680
aa86f06b
ILT		 1681 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1682 the base version name.
1683
5778530e
ILT		 1684 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1685 array size plus one.
1686 (Stringpool_template::set_string_offsets): Subtract one from key
1687 before using it as an array index.
1688 (Stringpool_template::get_offset_with_length): Likewise.
1689 (Stringpool_template::write_to_buffer): Likewise.
1690 * stringpool.h (Stringpool_template::get_offset_from_key):
1691 Likewise.
1692
057ead22
ILT		 16932008-07-23 Ian Lance Taylor <iant@google.com>
1694
7f649c59
ILT		 1695 PR 6658
1696 * object.h (Merged_symbol_value::value): Do our best to handle a
1697 negative addend.
1698
057ead22
ILT		 1699 PR 6647
1700 * script.cc (Version_script_info::get_versions): Don't add empty
1701 version tag to return value.
1702 (Version_script_info::get_symbol_version_helper): Change return
1703 type to bool. Add pversion parameter. Change all callers.
1704 (script_register_vers_node): Don't require a non-NULL tag.
1705 * script.h (class Version_script_info): Update declarations.
1706 (Version_script_info::get_symbol_version): Change return type to
1707 bool. Add version parameter. Change all callers.
1708 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1709 handling. Handle an empty version from a version script.
1710 (Symbol_table::define_special_symbol): Likewise.
1711 * testsuite/ver_test_10.script: New file.
1712 * testsuite/ver_test_10.sh: New file.
1713 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1714 (check_DATA): Add ver_test_10.syms.
1715 (ver_test_10.syms, ver_test_10.so): New target.
1716 * testsuite/Makefile.in: Rebuild.
1717
58e54ac2
CD		 17182008-07-23 Simon Baldwin <simonb@google.com>
1719
1720 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1721 to zero for undefined symbols from dynamic libraries.
1722
95d14cd3
ILT		 17232008-07-23 Ian Lance Taylor <iant@google.com>
1724
1725 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1726 Change all callers.
1727 * symtab.h (class Symbol_table): Update declaration.
1728 * testsuite/ver_test_9.cc: New file.
1729 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1730 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1731 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1732 (ver_test_9.so, ver_test_9.o): New targets.
1733 * testsuite/Makefile.in: Rebuild.
1734
92de84a6
ILT		 17352008-07-22 Ian Lance Taylor <iant@google.com>
1736
34810851
ILT		 1737 * options.h (class General_options): Define --check-sections.
1738 * layout.cc (Layout::set_segment_offsets): Handle
1739 --check-sections.
1740
af6156ef
ILT		 1741 * options.h (class General_options): Define -n/--nmagic and
1742 -N/--omagic.
1743 * options.cc (General_options::finalize): For -n/--nmagic or
1744 -N/--omagic, set -static.
1745 * layout.cc (Layout::attach_allocated_section_to_segment): If
1746 -N/--omagic, don't put read-only and read-write sections in
1747 different segments.
1748 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1749 finding a read-only segment.
1750 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1751 don't set the minimum segment alignment to the common page size,
1752 and don't set the file offset to the address modulo the page size.
1753 * script-sections.cc (Script_sections::create_segments): If
1754 -n/--omagic, don't put read-only and read-write sections in
1755 different segments.
1756
92de84a6
ILT		 1757 * cref.cc: New file.
1758 * cref.h: New file.
1759 * options.h (class General_options): Add --print-symbol-counts.
1760 * main.cc (main): Issue defined symbol report if requested.
1761 * archive.cc (Archive::interpret_header): Make into a const member
1762 function.
1763 (Archive::add_symbols): Call Input_objects::archive_start and
1764 archive_stop.
1765 (Archive::const_iterator): Define new class.
1766 (Archive::begin, Archive::end): New functions.
1767 (Archive::include_all_members): Rewrite to use iterator.
1768 (Archive::count_members): New function.
1769 * archive.h (class Archive): Update declarations.
1770 (Archive::filename): New function.
1771 * object.cc: Include "cref.h".
1772 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1773 (Sized_relobj::do_get_global_symbol_counts): New function.
1774 (Input_objects::add_object): Add object to cross-referencer.
1775 (Input_objects::archive_start): New function.
1776 (Input_objects::archive_stop): New function.
1777 (Input_objects::print_symbol_counts): New function.
1778 * object.h: Declare Cref and Archive.
1779 (Object::get_global_symbol_counts): New function.
1780 (Object::do_get_global_symbol_counts): New pure virtual function.
1781 (class Sized_relobj): Add defined_count_ field. Update
1782 declarations.
1783 (class Input_objects): Add cref_ field. Update constructor.
1784 Update declarations.
1785 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1786 defined_count_.
1787 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1788 symbol counts.
1789 (Sized_dynobj::do_get_global_symbol_counts): New function.
1790 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1791 defined_count_. Update declarations. Define Symbols typedef.
1792 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1793 parameter. Change all callers.
1794 (Symbol_table::add_from_dynobj): Add sympointers and defined
1795 parameters. Change all callers.
1796 * symtab.h (class Symbol_table): Update declarations.
1797 * Makefile.am (CCFILES): Add cref.cc.
1798 (HFILES): Add cref.h.
1799 * Makefile.in: Rebuild.
1800
3f7c5e1d
CD		 18012008-07-22 Simon Baldwin <simonb@google.com>
1802
1803 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1804 to zero when writing undefined symbols.
1805
e0b64032
ILT		 18062008-07-22 Ian Lance Taylor <iant@google.com>
1807
1808 * output.cc (Output_section::add_input_section): Don't try to
1809 merge empty merge sections.
1810
096b02cf
CS		 18112008-07-21 Craig Silverstein <csilvers@google.com>
1812
1813 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1814 Include symbol version in error message.
cd536b21 1815
1d1f116d
CD		 18162008-07-20 Chris Demetriou <cgd@google.com>
1817
cd536b21 1818 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1819 (RANDOM_SEED_CFLAGS): New substituted variable.
1820 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1821 * configure: Rebuild.
1822 * Makefile.in: Likewise.
1823 * testsuite/Makefile.in: Likewise.
1824
a18f591e
ILT		 18252008-07-18 Ian Lance Taylor <iant@google.com>
1826
1827 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1828 where we see NAME/NULL and NAME/VERSION as separate symbols.
1829 * testsuite/ver_test_main.cc (main): Call t4.
1830 (t4, t4_2a): Define.
1831 * testsuite/ver_test_2.cc (t4_2): Define.
1832 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1833 * testsuite/ver_test_4.cc (t4_2a): Define.
1834 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1835 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1836
c6e3f6ed
ILT		 18372008-07-17 Ian Lance Taylor <iant@google.com>
1838
1839 * dynobj.cc (Versions::add_def): If we give an error about a
1840 missing version, go ahead and create the version anyhow.
1841
ef9beddf
ILT		 18422008-07-10 Ian Lance Taylor <iant@google.com>
1843
1844 Handle output sections with more than 0x7fffffff bytes.
1845 * object.h (class Relobj): Change map_to_output_ to
1846 output_sections_, and just keep a section pointer. Change all
1847 uses. Move comdat group support to Sized_relobj.
1848 (Relobj::is_section_specially_mapped): Remove.
1849 (Relobj::output_section): Remove poff parameter. Change all
1850 callers.
1851 (Relobj::output_section_offset): New function.
1852 (Relobj::set_section_offset): Rewrite.
1853 (Relobj::map_to_output): Remove.
1854 (Relobj::output_sections): New function.
1855 (Relobj::do_output_section_offset): New pure virtual function.
1856 (Relobj::do_set_section_offset): Likewise.
1857 (class Sized_relobj): Add section_offsets_ field. Add comdat
1858 group support from Relobj. Update declarations.
1859 (Sized_relobj::get_output_section_offset): New function.
1860 (Sized_relobj::do_output_section_offset): New function.
1861 (Sized_relobj::do_set_section_offset): New function.
1862 * object.cc (Relobj::output_section_address): Remove.
1863 (Sized_relobj::Sized_relobj): Initialize new fields.
1864 (Sized_relobj::include_section_group): Cast find_kept_object to
1865 Sized_relobj.
1866 (Sized_relobj::include_linkonce_section): Likewise.
1867 (Sized_relobj::do_layout): Use separate arrays for output section
1868 and output offset.
1869 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1870 output_sections.
1871 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1872 output_sections and section_offsets.
1873 (Sized_relobj::write_local_symbols): Likewise.
1874 (map_to_kept_section): Compute output address directly.
1875 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1876 output_sections and section_offsets.
1877 (Sized_relobj::write_sections): Likewise.
1878 (Sized_relobj::relocate_sections): Likewise.
1879 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1880 * output.h (class Output_reloc): Update declarations. Change
1881 u2_.relobj to Sized_relobj*.
1882 (class Output_data_reloc): Change add functions to use
1883 Sized_relobj*.
1884 * output.cc (Output_reloc::Output_reloc): Change relobj to
1885 Sized_relobj*.
1886 (Output_reloc::local_section_offset): Change return type to
1887 Elf_Addr. Use get_output_section_offset.
1888 (Output_reloc::get_address): Likewise.
1889 (Output_section::is_input_address_mapped): Don't call
1890 is_section_specially_mapped.
1891 (Output_section::output_offset): Likewise.
1892 (Output_section::output_address): Likewise.
1893 (Output_section::starting_output_address): Likewise.
1894 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1895 parameter to Sized_relobj*.
1896 (Copy_relocs::need_copy_reloc): Likewise.
1897 (Copy_relocs::save): Likewise.
1898 * copy-relocs.h (class Copy_relocs): Update declarations.
1899 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1900 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1901 * target-reloc.h (relocate_for_relocatable): Change
1902 offset_in_output_section type to Elf_Addr. Change code that uses
1903 it as well.
1904 * layout.cc (Layout::layout): Always set *off.
1905 * mapfile.cc (Mapfile::print_input_section): Use
1906 output_section_offset.
1907 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1908 Sized_relobj*.
1909 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1910 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1911 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1912
5cb66f97
ILT		 19132008-07-03 Ian Lance Taylor <iant@google.com>
1914
1915 * layout.cc (Layout::include_section): Do not discard unrecognized
1916 SHT_STRTAB sections.
1917
afe47622
CS		 19182008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1919
1920 * script.cc (Lex::can_continue_name): Make '?' allowable in
1921 version-script names.
1922 * testsuite/version_script.map: Change glob pattern to use '?'
1923
5adf9721
ILT		 19242008-06-30 Manish Singh <yosh@gimp.org>
1925
1926 PR 6585
1927 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1928 Correct typo.
1929
e6fde208
ILT		 19302008-06-30 Ian Lance Taylor <iant@google.com>
1931
1932 PR 6660
1933 PR 6682
1934 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1935 versions]: Don't try to read the value in the contents, since we
1936 don't use it. Use the template endianness when writing.
1937
3f2e6a2d
CC		 19382008-06-25 Cary Coutant <ccoutant@google.com>
1939
1940 * fileread.cc (File_read::make_view): Assert on zero-length view.
1941 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1942 symbol table when there are no symbols to read.
1943
c43d3a48
CS		 19442008-06-23 Craig Silverstein <csilvers@google.com>
1945
1946 * version.cc (version_string): Bump to 1.7
1947
5f494ea0
CS		 19482008-06-18 Craig Silverstein <csilvers@google.com>
1949
1950 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1951 constant 0xFFFF to type Valtype.
1952 (Powerpc_relocate_functions::rel16_ha): Likewise.
1953
c42e122e
ILT		 19542008-06-17 Ian Lance Taylor <iant@google.com>
1955
f34787f8
ILT		 1956 * output.h (Output_section::Input_section): Initialize p2align_ to
1957 zero for Output_section_data constructors.
1958 (Output_section::Input_section::addralign): If not an input
1959 section, return the alignment of the Output_section_data.
1960 * testsuite/copy_test.cc: New file.
1961 * testsuite/copy_test_1.cc: New file.
1962 * testsuite/copy_test_2.cc: New file.
1963 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1964 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1965 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1966 (copy_test_1_pic.o, copy_test_1.so): New targets.
1967 (copy_test_2_pic.o, copy_test_2.so): New targets.
1968 * testsuite/Makefile.in: Rebuild.
1969
c42e122e
ILT		 1970 * script-sections.cc (Script_sections::place_orphan): Initialize
1971 local variable exact.
1972
ce3ac18a
DE		 19732008-06-13 David Edelsohn <edelsohn@gnu.org>
1974
1975 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1976
42cacb20
DE		 19772008-06-12 David Edelsohn <edelsohn@gnu.org>
1978 David S. Miller <davem@davemloft.net>
1979
1980 * powerpc.cc: New file.
1981 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1982 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1983 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1984 * Makefile.in: Rebuild.
1985
7b308235
ILT		 19862008-06-09 Ian Lance Taylor <iant@google.com>
1987
1988 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1989 <exception>.
1990 (throwing, orig_terminate): New static variables.
1991 (terminate_handler): New static function.
1992 (t2): Set terminate handler.
1993
f0b886e3
ILT		 19942008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1995
1996 PR 6584
cd536b21 1997 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1998 alignment.
1999
3e90f135
CC		 20002008-05-30 Cary Coutant <ccoutant@google.com>
2001
2002 * archive.cc (Archive::include_all_members) Correct to step
2003 over symbol table and extended name table in thin archives.
2004
e09ad04a
ILT		 20052008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
2006
2007 PR 6407
2008 * target-reloc.h (relocate_for_relocatable): Fix new_offset
2009 calculation.
2010
62b01cb5
ILT		 20112008-05-28 Caleb Howe <cshowe@google.com>
2012
2013 * reduced_debug_output.cc: New file.
2014 * reduced_debug_output.h: New file.
92de84a6 2015 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 2016 * options.cc (General_options::finalize): Add strip_debug_non_line
2017 to the strip heirarchy.
2018 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
2019 fields.
2020 * layout.cc: Include "reduced_debug_output.h".
2021 (Layout::Layout): Initialize new fields.
2022 (line_only_debug_sections): New static array.
2023 (is_lines_only_debug_sections): New static inline function.
2024 (Layout::include_section): Handle --strip-debug-non-line.
2025 (Layout::make_output_section): If --strip-debug-non-line, build
2026 new output sections for .debug_abbrev and .debug_info.
2027 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
2028 gold. Warn about possible overflow.
2029 (read_signed_LEB_128): Likewise.
2030 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
2031 (read_signed_LEB_128): Declare.
2032 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
2033 (HFILES): Add reduced_debug_output.h.
2034 * Makefile.in: Rebuild.
2035
7d9e3d98
ILT		 20362008-05-21 Ian Lance Taylor <iant@google.com>
2037
2038 * mapfile.cc: New file.
2039 * mapfile.h: New file.
2040 * options.h (class General_options): Add -M/--print-map and -Map.
2041 * options.cc (General_options::finalize): Make -M equivalent to
2042 -Map -.
2043 * main.cc: Include <cstdio> and "mapfile.h".
2044 (main): Open mapfile if requested.
2045 * gold.cc (class Middle_runner): Add mapfile_ field. Update
2046 constructor. Change caller.
2047 (queue_initial_tasks): Add mapfile parameter. Change caller.
2048 (queue_middle_tasks): Likewise.
2049 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
2050 declarations.
2051 * archive.cc: Include "mapfile.h".
2052 (Archive::add_symbols): Add mapfile parameter. Change all
2053 callers. Pass mapfile, symbol, and reason to include_member.
2054 (Archive::include_all_members): Add mapfile parameter. Change all
2055 callers.
2056 (Archive::include_member): Add mapfile, sym, and why parameters.
2057 Change all callers. Report inclusion to map file.
2058 * archive.h: Include "fileread.h".
2059 (class Archive): Update declarations.
2060 (Archive::file): New const method.
2061 (class Add_archive_symbols): Add mapfile_ field. Update
2062 constructor. Change all callers.
2063 * readsyms.h (class Read_symbols): Likewise.
2064 (class Finish_group): Likewise.
2065 (class Read_script): Likewise.
2066 * common.cc: Include "mapfile.h".
2067 (Symbol_table::allocate_commons): Add mapfile parameter. Change
2068 all callers.
2069 (Symbol_table::do_allocate_commons): Likewise.
2070 (Symbol_table::do_allocate_commons_list): Likewise. Report common
2071 symbol allocation to mapfile.
2072 * common.h (class Allocate_commons_task): Add mapfile_ field.
2073 Update constructor. Change all callers.
2074 * symtab.h (class Symbol_table): Update declarations.
2075 * layout.cc: Include "mapfile.h".
2076 (Layout_task_runner::run): Print information to mapfile.
2077 (Layout::create_gold_note): Change Output_data_fixed_space to
2078 Output_data_zero_fill.
2079 (Layout::create_build_id): Likewise.
2080 (Layout::print_to_mapfile): New function.
2081 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
2082 constructor. Change caller.
2083 (class Layout): Declare print_to_mapfile.
2084 * output.cc (Output_section::Input_section::print_to_mapfile): New
2085 function.
2086 (Output_section::add_input_section): If producing a map, always
2087 add to input_sections_ list.
2088 (Output_section::do_print_to_mapfile): New function.
2089 (Output_segment::print_sections_to_mapfile): New function.
2090 (Output_segment::print_section_list_to_mapfile): New function.
2091 * output.h: Include "mapfile.h".
2092 (Output_data::print_to_mapfile): New function.
2093 (Output_data::do_print_to_mapfile): New virtual function.
2094 (Output_segment_headers::do_print_to_mapfile): New function.
2095 (Output_file_header::do_print_to_mapfile): New function.
2096 (Output_data_const::do_print_to_mapfile): New function.
2097 (class Output_data_const_buffer): Add map_name_ field. Update
2098 constructor. Change all callers. Add do_print_to_mapfile
2099 function.
2100 (class Output_data_fixed_space): Likewise.
2101 (class Output_data_space): Likewise.
2102 (class Output_data_zero_fill): New class.
2103 (Output_data_strtab::do_print_to_mapfile): New function.
2104 (Output_data_reloc_base::do_print_to_mapfile): New function.
2105 (Output_relocatable_relocs::do_print_to_mapfile): New function.
2106 (Output_data_group::do_print_to_mapfile): New function.
2107 (Output_data_got::do_print_to_mapfile): New function.
2108 (Output_data_dynamic::do_print_to_mapfile): New function.
2109 (Output_symtab_xindex::do_print_to_mapfile): New function.
2110 (class Output_section): Declare do_print_to_mapflie. Declare
2111 print_to_mapfile in Input_section.
2112 (class Output_segment): Declare new functions.
2113 * object.h (Sized_relobj::symbol_count): New function.
2114 * script-sections.cc
2115 (Output_section_element_dot_assignment::set_section_addresses):
2116 Change Output_data_fixed_space to Output_data_zero_fill.
2117 (Output_data_expression::do_print_to_mapfile): New function.
2118 * script.cc (read_input_script): Add mapfile parameter. Change
2119 all callers.
2120 * script.h (read_input_script): Update declaration.
2121 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
2122 (Eh_frame::do_print_to_mapfile): New function.
2123 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
2124 (Output_merge_string::do_print_to_mapfile): New function.
2125 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
2126 function.
2127 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
2128 function.
2129 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
2130 function.
2131 * Makefile.am (CCFILES): Add mapfile.cc.
2132 (HFILES): Add mapfile.h.
2133 * Makefile.in: Rebuild.
2134
9f1d377b
ILT		 21352008-05-19 Ian Lance Taylor <iant@google.com>
2136
2137 * options.h (class General_options): Add -z relro.
2138 * layout.cc (Layout::Layout): Initialize relro_segment_.
2139 (Layout::add_output_section_data): Return the output section.
2140 (Layout::make_output_section): Rcognize relro sections and mark
2141 them appropriately.
2142 (Layout::attach_allocated_section_to_segment): Put relro sections
2143 in a PT_GNU_RELRO segment.
2144 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2145 section as relro.
2146 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2147 PT_TLS segments.
2148 (Layout::linkonce_mapping): Map d.rel.ro.local to
2149 .data.rel.ro.local.
2150 (Layout::output_section_name): Us .data.rel.ro.local for any
2151 section which begins with that.
2152 * layout.h (class Layout): Update add_output_section_data
2153 declaration. Add relro_segment_ field.
2154 * output.cc (Output_section::Output_section): Initialize is_relro_
2155 and is_relro_local_ fields.
2156 (Output_segment::add_output_section): Group relro sections.
2157 (Output_segment::is_first_section_relro): New function.
2158 (Output_segment::maximum_alignment): If there is a relro section,
2159 align the segment to the common page size.
2160 (Output_segment::set_section_addresses): Track whether we are
2161 looking at relro sections. If the last section is a relro
2162 section, align to the common page size.
2163 (Output_segment::set_section_list_addresses): Add in_relro
2164 parameter. Change all callers. Align to the page size when
2165 moving from relro to non-relro section.
2166 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2167 segment.
2168 * output.h (class Output_section): Add is_relro_ and
2169 is_relro_local_ fields.
2170 (Output_section::is_relro): New function.
2171 (Output_section::set_is_relro): New function.
2172 (Output_section::is_relro_local): New function.
2173 (Output_section::set_is_relro_local): New function.
2174 (class Output_segment): Update declarations.
2175 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2176 * sparc.cc (Target_sparc::got_section): Likewise.
2177 * x86_64.cc (Target_x86_64::got_section): Likewise.
2178 * testsuite/relro_test_main.cc: New file.
2179 * testsuite/relro_test.cc: New file.
2180 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2181 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2182 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2183 (relro_test.so, relro_test_pic.o): New targets.
2184 * testsuite/Makefile.in: Rebuild.
2185
a984ee1d
ILT		 21862008-05-16 Ian Lance Taylor <iant@google.com>
2187
01676dcd
ILT		 2188 * output.cc (Output_segment::add_output_section): Remove front
2189 parameter.
2190 * output.h (class Output_segment): Remove
2191 add_initial_output_section and overloaded add_output_section.
2192 Update declaration of remaining add_output_section.
2193 * layout.cc (Layout::create_interp): Call add_output_section
2194 rather than add_initial_output_section.
2195 (Layout::finish_dynamic_section): Likewise.
2196
497897f9
ILT		 2197 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2198 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2199 know the dynamic type.
2200 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2201 field. Initialize it in constructor.
2202 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2203 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2204 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2205 reloc.
2206
a984ee1d
ILT		 2207 * output.cc (Output_reloc::get_address): Change return type to
2208 Elf_Addr.
2209 * output.h (class Output_reloc): Update get_address declaration.
2210 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2211 for section addresses.
2212
55ba0940
ILT		 22132008-05-09 Ian Lance Taylor <iant@google.com>
2214
2215 PR 6493
2216 * gold.cc (gold_nomem): Use return value of write.
2217
75517b77
ILT		 22182008-05-08 Ian Lance Taylor <iant@google.com>
2219
2220 * symtab.c (Symbol::init_base_output_data): Add version
2221 parameter. Change all callers.
2222 (Symbol::init_base_output_segment): Likewise.
2223 (Symbol::init_base_constant): Likewise.
2224 (Symbol::init_base_undefined): Likewise.
2225 (Sized_symbol::init_output_data): Likewise.
2226 (Sized_symbol::init_output_segment): Likewise.
2227 (Sized_symbol::init_constant): Likewise.
2228 (Sized_symbol::init_undefined): Likewise.
2229 (Symbol_table::do_define_in_output_data): If the new symbol has a
2230 version, mark it as the default.
2231 (Symbol_table::do_define_in_output_segment): Likewise.
2232 (Symbol_table::do_define_as_constant): Likewise.
2233 * symtab.h (class Symbol): Update declarations.
2234 (class Sized_symbol): Likewise.
2235 * resolve.cc (Symbol::override_version): New function.
c42e122e 2236 (Symbol::override_base): Call override_version.
75517b77
ILT		 2237 (Symbol::override_base_with_special): Likewise.
2238 * testsuite/ver_script_8.script: New file.
2239 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2240 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2241 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2242 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2243
f1f70eae
ILT		 22442008-05-06 Ian Lance Taylor <iant@google.com>
2245
f3e9c5c5
ILT		 2246 PR 6049
2247 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2248 functions.
2249 (class General_options): Remove existing --undefined, and add
2250 --no-undefined instead. Add new --undefined as synonym for -u.
2251 * archive.cc (Archive::add_symbols): Check whether symbol was
2252 named with -u.
2253 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2254 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2255 all uses. Add IS_UNDEFINED. Update declarations to split
2256 different versions of init_base. Declare init_base_undefined.
2257 (Symbol::is_defined): Handle IS_UNDEFINED.
2258 (Symbol::is_undefined): Likewise.
2259 (Symbol::is_weak_undefined): Call is_undefined.
2260 (Symbol::is_absolute): Handle IS_CONSTANT.
2261 (class Sized_symbol): Update declarations to split different
2262 versions of init. Declare init_undefined.
2263 (class Symbol_table): Declare new functions.
2264 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2265 Change all callers.
2266 (Symbol::init_base_output_data): Likewise.
2267 (Symbol::init_base_output_segment): Likewise.
2268 (Symbol::init_base_constant): Likewise.
2269 (Symbol::init_base_undefined): New function.
2270 (Sized_symbol::init_object): Rename from init. Change all
2271 callers.
2272 (Sized_symbol::init_output_data): Likewise.
2273 (Sized_symbol::init_output_segment): Likewise.
2274 (Sized_symbol::init_constant): Likewise.
2275 (Sized_symbol::init_undefined): New function.
2276 (Symbol_table::add_undefined_symbols_from_command_line): New
2277 function.
2278 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2279 function.
2280 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2281 (Symbol::output_section): Likewise.
2282 (Symbol::set_output_section): Likewise.
2283 (Symbol_table::sized_finalize_symbol): Likewise.
2284 (Symbol_table::sized_write_globals): Likewise.
2285 * resolve.cc (Symbol_table::should_override): Likewise.
2286 (Symbol::override_base_with_special): Likewise.
2287
8bdcdf2c
ILT		 2288 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2289 symbol, change it to have default visibility.
2290 * testsuite/protected_1.cc: New file.
2291 * testsuite/protected_2.cc: New file.
2292 * testsuite/protected_3.cc: New file.
2293 * testsuite/protected_main_1.cc: New file.
2294 * testsuite/protected_main_2.cc: New file.
2295 * testsuite/protected_main_3.cc: New file.
2296 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2297 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2298 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2299 (protected_1.so): New target.
2300 (protected_1_pic.o, protected_2_pic.o): New targets.
2301 (protected_3_pic.o): New target.
2302 (check_PROGRAMS): Add protected_2.
2303 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2304 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2305 * testsuite/Makefile.in: Rebuild.
2306
2b706932
ILT		 2307 * options.h (DEFINE_var): Add set_user_set_##varname__.
2308 (DEFINE_bool_alias): New macro.
2309 (class General_options): Define -Bstatic using DEFINE_bool_alias
2310 rather than DEFINE_special. Add --undefined as an alias for -z
2311 defs.
2312 * options.cc (General_options::parse_Bstatic): Remove.
2313
d82a5bcc
ILT		 2314 * options.h (class General_options): Add --fatal-warnings.
2315 * main.cc (main): Implement --fatal-warnings.
2316 * errors.h (Errors::warning_count): New function.
2317
f1f70eae
ILT		 2318 * options.h (class General_options): Add -Bsymbolic-functions.
2319 * symtab.h (Symbol::is_preemptible): Check for
2320 -Bsymbolic-functions.
2321
8825ac63
ILT		 23222008-05-05 Ian Lance Taylor <iant@google.com>
2323
d98bc257
ILT		 2324 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2325 as noVARNAME rather than no-VARNAME.
2326 (class General_options): Add option -z combreloc.
2327 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2328 get_address.
2329 (Output_reloc::sort_before) [SHT_REL]: New function.
2330 (Output_reloc::sort_before) [SHT_RELA]: New function.
2331 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2332 Sort_relocs_comparison.
2333 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2334 parameter. Change all callers.
2335 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2336 sort_relocs parameter. Change all callers.
2337 * output.cc (Output_reloc::get_address): New function, broken out
2338 of write_rel.
2339 (Output_reloc::write_rel): Call it.
2340 (Output_reloc::compare): New function.
2341 (Output_data_reloc_base::do_write): Optionally sort relocs.
2342
60b2b4e7
ILT		 2343 * configure.ac: If targ_extra_obj is set, link it in.
2344 * configure.tgt: Initialize all variables.
2345 (x86_64*): Set targ_extra_obj and targ_extra_size.
2346 * configure: Rebuild.
2347
8825ac63
ILT		 2348 * object.cc (Sized_relobj::include_section_group): Adjust section
2349 indexes read from group data. Build vector to pass to
2350 layout_group.
2351 * layout.cc (Layout::layout_group): Add flags and shndxes
2352 parameters. Remove contents parameter. Change caller. Update
2353 explicit instantiations.
2354 * layout.h (class Layout): Update layout_group declaration.
2355 * output.cc (Output_data_group::Output_data_group): Add flags and
2356 input_shndxes parameters. Remove contents parameter. Change
2357 caller.
2358 (Output_data_group::do_write): Change input_sections_ to
2359 input_shndxes_.
2360 * output.h (class Output_data_group): Update constructor
2361 declaration. Rename input_sections_ to input_shndxes_.
2362 * testsuite/many_sections_test.cc: Add template.
2363
e94cf127
CC		 23642008-04-30 Cary Coutant <ccoutant@google.com>
2365
4418b2d5
CC		 2366 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2367
e94cf127
CC		 2368 * layout.cc (Layout::include_section): Refactored check for debug
2369 info section.
2370 (Layout::add_comdat): Add new parameters. Change type
2371 of signature parameter. Add object and shndx to signatures table.
2372 (Layout::find_kept_object): New function.
2373 * layout.h: Include <cstring>.
2374 (Layout::is_debug_info_section): New function.
2375 (Layout::add_comdat): Add new parameters.
2376 (Layout::find_kept_object): New function.
2377 (Layout::Kept_section): New struct.
2378 (Layout::Signatures): Change type of map range.
2379 * object.cc (Relobj::output_section_address): New function.
2380 (Sized_relobj::include_section_group): Add new parameters. Change
2381 calls to Layout::add_comdat. Change to build table of kept comdat
2382 groups and table mapping discarded sections to kept sections.
2383 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2384 (Sized_relobj::do_layout): Change calls to include_section_group and
2385 include_linkonce_section.
2386 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2387 value to zero when section is discarded.
2388 (Sized_relobj::map_to_kept_section): New function.
2389 * object.h (Relobj::output_section_address): New function.
2390 (Relobj::Comdat_group): New type.
2391 (Relobj::find_comdat_group): New function.
2392 (Relobj::Comdat_group_table): New type.
2393 (Relobj::Kept_comdat_section): New type.
2394 (Relobj::Kept_comdat_section_table): New type.
2395 (Relobj::add_comdat_group): New function.
2396 (Relobj::set_kept_comdat_section): New function.
2397 (Relobj::get_kept_comdat_section): New function.
2398 (Relobj::comdat_groups_): New field.
2399 (Relobj::kept_comdat_sections_): New field.
2400 (Symbol_value::input_value): Update comment.
2401 (Sized_relobj::map_to_kept_section) New function.
2402 (Sized_relobj::include_linkonce_section): Add new parameter.
2403 * target-reloc.h (Comdat_behavior): New type.
2404 (get_comdat_behavior): New function.
2405 (relocate_section): Add code to map a discarded section to the
2406 corresponding kept section when applying a relocation.
2407
e4e5049b
CS		 24082008-04-30 Craig Silverstein <csilvers@google.com>
2409
2410 * dwarf_reader.cc (next_generation_count): New static var.
2411 (Addr2line_cache_entry): New struct.
2412 (addr2line_cache): New static var.
2413 (Dwarf_line_info::one_addr2line): Added caching.
2414 (Dwarf_line_info::clear_addr2line_cache): New function.
2415 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2416 cache-size parameter.
2417 (Dwarf_line_info::one_addr2line_cache): New function.
2418 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2419 new cache-size argument to one_addr2line(), and clear cache.
2420
d09e9154
CC		 24212008-04-28 Cary Coutant <ccoutant@google.com>
2422
2423 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2424 R_386_PC8 relocations.
2425
7ef73768
ILT		 24262008-04-23 Ian Lance Taylor <iant@google.com>
2427
55438702
ILT		 2428 * object.cc (Sized_relobj::include_section_group): Check for
2429 invalid section group.
2430
c165fb93
ILT		 2431 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2432 header size.
2433
7ef73768
ILT		 2434 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2435 than read for file header.
2436 * archive.cc (Archive::include_member): Likewise.
2437
6194aaab
L		 24382008-04-23 Paolo Bonzini <bonzini@gnu.org>
2439
2440 * aclocal.m4: Regenerate.
2441 * configure: Regenerate.
2442
d491d34e
ILT		 24432008-04-19 Ian Lance Taylor <iant@google.com>
2444
5ea2bac6
ILT		 2445 * version.cc (version_string): Bump to 1.6.
2446
7bc3e21a
ILT		 2447 * testsuite/Makefile.am (many_sections_r_test): New target.
2448 (many_sections_r_test_SOURCES): Remove.
2449 (many_sections_r_test_DEPENDENCIES): Remove.
2450 (many_sections_r_test_LDFLAGS): Remove.
2451 (many_sections_r_test_LDADD): Remove.
2452
7fcd3aa9
ILT		 2453 * object.cc (Sized_relobj::do_add_symbols): Always pass
2454 local_symbol_count_ to add_from_relobj.
2455
4c94d6ae
ILT		 2456 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2457 every thousand variables.
2458 * testsuite/Makefile.in: Rebuild.
2459
d491d34e
ILT		 2460 * object.cc (Xindex::initialize_symtab_xindex): New function.
2461 (Xindex::read_symtab_xindex): New function.
2462 (Xindex::sym_xindex_to_shndx): New function.
2463 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2464 available.
2465 (Sized_relobj::do_initialize_xindex): New function.
2466 (Sized_relobj::do_read_symbols): Adjust section links.
2467 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2468 parameter. Change all callers.
2469 (Sized_relobj::include_section_group): Adjust section links and
2470 symbol section indexes.
2471 (Sized_relobj::do_layout): Adjust section links.
2472 (Sized_relobj::do_count_local_symbols): Adjust section links and
2473 symbol section indexes.
2474 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2475 ordinary and special symbols.
2476 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2477 dynsym_xindex parameters. Change all callers. Adjust section
2478 links. Use SHN_XINDEX when needed.
2479 (Sized_relobj::get_symbol_location_info): Adjust section links.
2480 Don't get fooled by special symbols.
2481 * object.h (class Xindex): Define.
2482 (class Object): Add xindex_ parameter. Declare virtual functoin
2483 do_initialize_xindex.
2484 (Object::adjust_sym_shndx): New function.
2485 (Object::set_xindex): New protected function.
2486 (class Symbol_value): Add is_ordinary_shndx_ field.
2487 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2488 (Symbol_value::value): Assert ordinary section.
2489 (Symbol_value::initialize_input_to_output_map): Likewise.
2490 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2491 Change all callers.
2492 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2493 all callers.
2494 (class Sized_relobj): Update declarations.
2495 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2496 parameter. Change all callers.
2497 (Sized_relobj::adjust_shndx): New function.
2498 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2499 field.
2500 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2501 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2502 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2503 (Sized_dynobj::read_dynsym_section): Adjust section links.
2504 (Sized_dynobj::read_dynamic): Likewise.
2505 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2506 section links.
2507 (Sized_dynobj::do_initialize_xindex): New function.
2508 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2509 do_initialize_xindex.
2510 (Sized_dynobj::adjust_shndx): New function.
2511 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2512 dynsym_xindex_ fields.
2513 (Layout::finalize): Add a call to set_section_indexes before
2514 creating the symtab sections.
2515 (Layout::set_section_indexes): Don't do anything if the section
2516 already has a section index.
2517 (Layout::create_symtab_sections): Add shnum parameter. Change
2518 caller. Create .symtab_shndx section if needed.
2519 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2520 caller.
2521 (Layout::allocated_output_section_count): New function.
2522 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2523 needed.
2524 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2525 fields. Update declarations.
2526 (Layout::symtab_xindex): New function.
2527 (Layout::dynsym_xindex): New function.
2528 (class Write_symbols_task): Add layout_ field.
2529 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2530 Change caller.
2531 * output.cc (Output_section_headers::Output_section_headers): Add
2532 shstrtab_section parameter. Change all callers.
2533 (Output_section_headers::do_sized_write): Store overflow values
2534 for section count and section string table section index in
2535 section header zero.
2536 (Output_file_header::do_sized_write): Check for overflow of
2537 section count and section string table section index.
2538 (Output_symtab_xindex::do_write): New function.
2539 (Output_symtab_xindex::endian_do_write): New function.
2540 * output.h (class Output_section_headers): Add shstrtab_section_.
2541 Update declarations.
2542 (class Output_symtab_xindex): Define.
2543 (Output_section::has_out_shndx): New function.
2544 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2545 field.
2546 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2547 Change all callers.
2548 (Sized_symbol::init): Likewise.
2549 (Symbol::output_section): Check for ordinary symbol.
2550 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2551 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2552 callers.
2553 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2554 Change all callers. Simplify handling of symbols from sections
2555 not included in the link.
2556 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2557 distinction.
2558 (Weak_alias_sorter::operator()): Assert that symbols are
2559 ordinary.
2560 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2561 distinction.
2562 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2563 parameters. Change all callers.
2564 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2565 symbol distinction. Use SHN_XINDEX when needed.
2566 (Symbol_table::write_section_symbol): Add symtab_xindex
2567 parameter. Change all callers.
2568 (Symbol_table::sized_write_section_symbol): Likewise. Use
2569 SHN_XINDEX when needed.
2570 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2571 declarations.
2572 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2573 (Symbol::is_defined): Check is_ordinary.
2574 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2575 (Symbol::is_absolute, Symbol::is_common): Likewise.
2576 (class Sized_symbol): Update declarations.
2577 (class Symbol_table): Update declarations.
2578 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2579 parameters. Change all callers.
2580 (Sized_symbol::override): Likewise.
2581 (Symbol_table::override): Likewise.
2582 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2583 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2584 is_ordinary, and orig_st_shndx parameters. Change all callers.
2585 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2586 to be in an ordinary section.
2587 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2588 object and is_ordinary parameters. Change all callers.
2589 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2590 Change all callers. Don't add undefined or non-ordinary symbols
2591 to reloc_map_.
2592 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2593 Change all callers.
2594 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2595 declarations.
2596 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2597 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2598 (Sized_relobj::relocate_sections): Likewise.
2599 * target-reloc.h (scan_relocs): Adjust section symbol index.
2600 (scan_relocatable_relocs): Likewise.
2601 * i386.cc (Scan::local): Check for ordinary symbols.
2602 * sparc.cc (Scan::local): Likewise.
2603 * x86_64.cc (Scan::local): Likewise.
2604 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2605 to symbol_section_and_value.
2606 * testsuite/many_sections_test.cc: New file.
2607 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2608 (check_PROGRAMS): Add many_sections_test.
2609 (many_sections_test_SOURCES): Define.
2610 (many_sections_test_DEPENDENCIES): Define.
2611 (many_sections_test_LDFLAGS): Define.
2612 (BUILT_SOURCES): Add many_sections_define.h.
2613 (many_sections_define.h): New target.
2614 (BUILT_SOURCES): Add many_sections_check.h.
2615 (many_sections_check.h): New target.
2616 (check_PROGRAMS): Add many_sections_r_test.
2617 (many_sections_r_test_SOURCES): Define.
2618 (many_sections_r_test_DEPENDENCIES): Define.
2619 (many_sections_r_test_LDFLAGS): Define.
2620 (many_sections_r_test_LDADD): Define.
2621 (many_sections_r_test.o): New target.
2622 * testsuite/Makefile.in: Rebuild.
2623
c5818ff1
CC		 26242008-04-17 Cary Coutant <ccoutant@google.com>
2625
2626 * errors.cc (Errors::info): New function.
2627 (gold_info): New function.
2628 * errors.h (Errors::info): New function.
2629 * gold.h (gold_info): New function.
2630 * object.cc (Input_objects::add_object): Print trace output.
2631 * options.cc (options::parse_set): New function.
2632 (General_options::parse_wrap): Deleted.
2633 (General_options::General_options): Deleted initializer.
2634 * options.h (options::String_set): New typedef.
2635 (options::parse_set): New function.
2636 (DEFINE_set): New macro.
2637 (General_options::wrap): Changed to use DEFINE_set. Changed
2638 callers of any_wrap_symbols and is_wrap_symbol.
2639 (General_options::trace, General_options::trace_symbol):
2640 New options.
2641 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2642 (General_options::wrap_symbols_): Deleted.
2643 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2644
b5be4a7c
DM		 26452008-04-17 David S. Miller <davem@davemloft.net>
2646
2647 * options.cc (General_options::parse_V): New function.
2648 * options.h: Add entries for -V and -Qy.
2649
155a0dd7
ILT		 26502008-04-17 Ian Lance Taylor <iant@google.com>
2651
2652 * common.cc (Symbol_table::allocate_commons): Remove options
2653 parameter. Change caller.
2654 (Symbol_table::do_allocate_commons): Remove options parameter.
2655 Change caller. Just call do_allocate_commons_list twice.
2656 (Symbol_table::do_allocate_commons_list): New function, broken out
2657 of do_allocate_commons.
2658 * common.h (class Allocate_commons_task): Remove options_ field.
2659 Update constructor.
2660 * symtab.cc (Symbol_table::Symbol_table): Initialize
2661 tls_commons_.
2662 (Symbol_table::add_from_object): Put TLS common symbols on
2663 tls_commons_ list.
2664 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2665 which are IN_OUTPUT_DATA.
2666 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2667 allocate_commons and do_allocate_commons declarations. Declare
2668 do_allocate_commons_list.
2669 * gold.cc (queue_middle_tasks): Update creation of
2670 Allocate_commons_task to not pass options.
2671 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2672 (TLS_TEST_C_FLAGS): New variable.
2673 (tls_test_c_pic.o): New target.
2674 (tls_test_shared.so): Link in tls_test_c_pic.o.
2675 (tls_test_c_pic_ie.o): New target.
2676 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2677 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2678 (tls_test_c.o): New target.
2679 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2680 (tls_pic_test_LDADD): Likewise.
2681 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2682 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2683 (tls_test_c_gnu2.o): New target.
2684 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2685 tls_test_c_gnu2.o.
2686 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2687 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2688 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2689 * testsuite/tls_test.cc: Include "config.h".
2690 (t_last): Call t11_last.
2691 * testsuite/tls_test.h (t11, t11_last): Declare.
2692 * testsuite/tls_test_c.c: New file.
2693 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2694 * configure.ac: Check for OpenMP support.
2695 * configure, config.in, Makefile.in: Rebuild.
2696 * testsuite/Makefile.in: Rebuild.
2697
edfbb029
CC		 26982008-04-16 Cary Coutant <ccoutant@google.com>
2699
2700 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2701 (Target_i386::tls_base_symbol_defined_): New field.
2702 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2703 (Target_i386::Scan::global): Likewise.
2704 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2705 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2706 (Target_x86_64::tls_base_symbol_defined_): New field.
2707 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2708 (Target_x86_64::Scan::global): Likewise.
2709
f3c69fca
CC		 27102008-04-16 Cary Coutant <ccoutant@google.com>
2711
2712 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2713 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2714 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2715 building shared libraries.
2716 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2717 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2718 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2719 * testsuite/Makefile.in: Rebuild.
2720 * testsuite/weak_undef.h: New file.
2721 * testsuite/weak_undef_file1.cc: Add extra test cases.
2722 * testsuite/weak_undef_file2.cc: Likewise.
2723 * testsuite/weak_undef_test.cc: Likewise.
2724
7c414435
DM		 27252008-04-16 David S. Miller <davem@davemloft.net>
2726
32b769e1
DM		 2727 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2728 Add issued_non_pic_error_ field. Declare check_non_pic.
2729 (Target_sparc::Scan::check_non_pic): New function.
2730 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2731 (Target_sparc::Scan::global): Likewise.
2732
11936fb1
DM		 2733 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2734 * configure: Rebuild.
2735
7c414435
DM		 2736 * options.h (DEFINE_enable): New macro.
2737 (new_dtags): New enable option.
2738 (initfirst, interpose, loadfltr, nodefaultlib,
2739 nodelete, nodlopen, nodump): New -z options.
2740 * layout.cc (Layout:finish_dynamic_section): If new
2741 dtags enabled, emit DT_RUNPATH. Also, emit a
2742 DT_FLAGS_1 containing any specified -z flags.
2743
85c7bf8b
ILT		 27442008-04-16 Ian Lance Taylor <iant@google.com>
2745
12c0daef
ILT		 2746 * copy-relocs.cc: New file.
2747 * copy-relocs.h: New file.
2748 * reloc.cc: Remove Copy_relocs code.
2749 * reloc.h: Likewise.
2750 * reloc-types.h (struct Reloc_types) [both versions]: Add
2751 get_reloc_addend_noerror.
2752 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2753 variants of add_global which take an addend which must be zero.
2754 * i386.cc: Include "copy-relocs.h".
2755 (class Target_i386): Change type of copy_relocs_ to variable,
2756 update initializer.
2757 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2758 Change all callers.
2759 (Target_i386::do_finalize_sections): Change handling of
2760 copy_relocs_.
2761 * sparc.cc: Include "copy-relocs.h".
2762 (class Target_sparc): Change type of copy_relocs_ to variable,
2763 update initializer.
2764 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2765 Change all callers.
2766 (Target_sparc::do_finalize_sections): Change handling of
2767 copy_relocs_.
2768 * x86_64.cc: Include "copy-relocs.h".
2769 (class Target_x86_64): Change type of copy_relocs_ to variable,
2770 update initializer.
2771 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2772 class. Change all callers.
2773 (Target_x86_64::do_finalize_sections): Change handling of
2774 copy_relocs_.
2775 * Makefile.am (CCFILES): Add copy-relocs.cc.
2776 (HFILES): Add copy-relocs.h.
2777
4f4995b6
ILT		 2778 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2779
85c7bf8b
ILT		 2780 * testsuite/script_test_4.sh: Permit leading zeroes.
2781
4f2a9edd
ILT		 27822008-04-15 Ian Lance Taylor <iant@google.com>
2783
e6188289
ILT		 2784 * script-sections.cc (Script_sections::create_segments): Use
2785 header_size_adjustment even when there is enough room for the
2786 headers.
2787 * testsuite/script_test_4.sh: New file.
2788 * testsuite/script_test_4.t: New file.
2789 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2790 (check_DATA): Add script_test_4.stdout.
2791 (MOSTLYCLEANFILES): Likewise.
2792 (script_test_4): New target.
2793 (script_test_4.stdout): New target.
2794 * testsuite/Makefile.in: Rebuild.
2795
4f2a9edd
ILT		 2796 * sparc.cc: Add definitions for Output_data_plt_sparc class
2797 constants.
2798
f5314dd5
DM		 27992008-04-14 David S. Miller <davem@davemloft.net>
2800
2801 * sparc.cc: New file.
2802 * Makefile.am (TARGETSOURCES): Add sparc.cc
2803 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2804 * configure.tgt: Document targ_extra_size and
2805 targ_extra_big_endian. Add entries for sparc-* and
2806 sparc64-*.
2807 * configure.ac: Handle targ_extra_size and
2808 targ_extra_big_endian.
2809 * Makefile.in: Rebuild.
2810 * configure: Likewise.
2811 * po/POTFILES.in: Likewise.
2812 * po/gold.pot: Likewise.
2813
154e0e9a
ILT		 28142008-04-14 Ian Lance Taylor <iant@google.com>
2815
2816 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2817 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2818 in the name/type/flags to section mapping. Don't call
2819 allocate_output_section.
2820 (Layout::choose_output_section): Change parameter from adjust_name
2821 to is_input_section. Don't permit input sections after sections
2822 are attached to segments. Don't call allocate_output_section.
2823 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2824 not write_enable_output_section.
2825 (Layout::make_output_section): Don't push to
2826 unattached_section_list_ nor call attach_to_segment. Call
2827 attach_section_to_segment if sections are attached.
2828 (Layout::attach_sections_to_segments): New function.
2829 (Layout::attach_section_to_segment): New function.
2830 (Layout::attach_allocated_section_to_segment): Rename from
2831 attach_to_segment. Remove flags parameter.
2832 (Layout::allocate_output_section): Remove function.
2833 (Layout::write_enable_output_section): Remove function.
2834 * layout.h (class Layout): Update for above changes. Add new
2835 field sections_are_attached_.
2836 * output.h (Output_section::update_flags_for_input_section): New
2837 function.
2838 * output.cc (Output_section::add_input_section): Call
2839 update_flags_for_input_section.
2840 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2841
009a67a2
CC		 28422008-04-11 Cary Coutant <ccoutant@google.com>
2843
2844 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2845 thought unnecessary.
2846 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2847
759b1a24
ILT		 28482008-04-11 Ian Lance Taylor <iant@google.com>
2849
2850 * output.h (class Output_section_data): Remove inline definition
2851 of set_addralign.
2852 * output.cc (Output_section_data::set_addralign): New function.
2853
c2b45e22
CC		 28542008-04-11 Cary Coutant <ccoutant@google.com>
2855
2856 Add support for TLS descriptors for i386 and x86_64.
2857 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2858 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2859 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2860 GOT_TYPE_TLS_DESC.
2861 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2862 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2863 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2864 relocations.
2865 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2866 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2867 Fix problem with initial-exec relocations.
2868 (Target_i386::Relocate::relocate_tls): Likewise.
2869 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2870 relaxation.
2871 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2872 support for section-plus-offset dynamic table entries.
2873 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2874 (Output_data_dynamic::Dynamic_entry): Add support for
2875 section-plus-offset dynamic table entries.
2876 (Output_data_dynamic::Classification): Likewise.
2877 (Output_data_dynamic::classification_): Renamed offset_.
2878 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2879 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2880 (Target_x86_64::make_plt_section): New function.
2881 (Target_x86_64::reserve_tlsdesc_entries): New function.
2882 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2883 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2884 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2885 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2886 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2887 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2888 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2889 add extra PLT entry for TLS descriptors.
2890 (Output_data_plt_x86_64::got_): New field.
2891 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2892 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2893 fields.
2894 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2895 descriptors.
2896 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2897 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2898 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2899 R_386_TLS_DESC_CALL relocations.
2900 (Target_x86_64::Scan::global): Likewise.
2901 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2902 for TLS descriptors.
2903 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2904 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2905 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2906 GD-to-IE relaxation.
2907 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2908 and TLS_DESCRIPTORS.
2909 * Makefile.in: Rebuild.
2910 * configure: Rebuild.
2911 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2912 (tls_test_shared2.so): New target.
2913 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2914 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2915 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2916 (tls_shared_gd_to_ie_test_LDADD): New variable.
2917 (tls_shared_gnu2_gd_to_ie_test): New target.
2918 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2919 New targets.
2920 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2921 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2922 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2923 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2924 (tls_shared_gnu2_test): New target.
2925 (tls_test_gnu2_shared.so): New target.
2926 (tls_shared_gnu2_test_SOURCES): New variable.
2927 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2928 (tls_shared_gnu2_test_LDFLAGS): New variable.
2929 (tls_shared_gnu2_test_LDADD): New variable.
2930 * testsuite/Makefile.in: Rebuild.
2931 * testsuite/Makefile.
2932
83bfb6b7
ILT		 29332008-04-11 Ian Lance Taylor <iant@google.com>
2934
2935 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2936 justsyms.t.
2937 * testsuite/Makefile.in: Rebuild.
2938
2939 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2940 long.
2941 * testsuite/script_test_2.cc (main): Adjust test.
2942
706e1f5e
ILT		 29432008-04-11 David S. Miller <davem@davemloft.net>
2944 Ian Lance Taylor <iant@google.com>
2945
2946 * options.h (General_options): Add entries for '-Y' and
2947 '-relax'.
2948 * options.cc (General_options:finalize): If -Y was used, add those
2949 entries to the library path instead of the default "/lib" and
2950 "/usr/lib".
2951
7c98e6bb
DM		 29522008-04-11 David S. Miller <davem@davemloft.net>
2953
2954 * testsuite/justsyms.t: Start at 0x100.
2955 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2956 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2957 long.
2958 * testsuite/script_test_2.cc: Adjust string and section length
2959 checks.
7c98e6bb 2960
99a37bfd
ILT		 29612008-04-09 Ian Lance Taylor <iant@google.com>
2962
2cefc357
ILT		 2963 PR gold/5996
2964 * script-sections.cc (Sections_element::allocate_to_segment): Add
2965 orphan parameter.
2966 (Output_section_definition::allocate_to_segment): Likewise.
2967 (Orphan_output_section::allocate_to_segment): Likewise.
2968 (Script_sections::attach_sections_using_phdrs_clause): Don't
2969 propagate non-PT_LOAD segments to orphan sections.
2970 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2971 readelf rather than objdump.
2972 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2973 .interp section and PT_INTERP segment are the same size.
2974 * testsuite/Makefile.in: Rebuild.
2975
99a37bfd
ILT		 2976 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2977 aliases for symbols defined in the same object.
2978 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2979 (weak_alias_test_SOURCES): New variable.
2980 (weak_alias_test_DEPENDENCIES): New variable.
2981 (weak_alias_test_LDFLAGS): New variable.
2982 (weak_alias_test_LDADD): New variable.
2983 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2984 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2985 (weak_alias_test_3.o): New target.
2986 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2987 * testsuite/weak_alias_test_main.cc: New file.
2988 * testsuite/weak_alias_test_1.cc: New file.
2989 * testsuite/weak_alias_test_2.cc: New file.
2990 * testsuite/weak_alias_test_3.cc: New file.
2991
780e49c5
ILT		 29922008-04-08 Ian Lance Taylor <iant@google.com>
2993
cdb0b8f5
ILT		 2994 * options.h (class General_options): Add --noinhibit-exec option.
2995 * main.cc (main): Check --noinhibit-exec.
2996
0864d551
ILT		 2997 * options.h (class General_options): Define --wrap as a special
2998 option. Add wrap_symbols_ field.
2999 (General_options::any_wrap_symbols): New function.
3000 (General_options::is_wrap_symbol): New function.
3001 * options.cc (General_options::parse_wrap): New function.
3002 (General_options::General_options): Initialize wrap_symbols_.
3003 * symtab.cc (Symbol_table::wrap_symbol): New function.
3004 (Symbol_table::add_from_object): Handle --wrap.
3005 * symtab.h (class Symbol_table): Declare wrap_symbol.
3006 * target.h (Target::wrap_char): New function.
3007 (Target::Target_info): Add wrap_char field.
3008 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
3009 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3010 * testsuite/testfile.cc (Target_test::test_target_info):
3011 Likewise.
3012
789aa6de
ILT		 3013 * errors.cc (Errors::undefined_symbol): Mention symbol version if
3014 there is one.
3015
2c38906f
ILT		 3016 * layout.h (class Layout): Add added_eh_frame_data_ field.
3017 * layout.cc (Layout::Layout): Initialize new field.
3018 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
3019 output section until we find a section we merged successfully.
3020 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
3021 that the size be non-zero.
3022
780e49c5
ILT		 3023 * merge.cc (Object_merge_map::get_output_offset): Remove inline
3024 qualifier.
3025
7fcd0256
ILT		 30262008-04-08 Craig Silverstein <csilvers@google.com>
3027
3028 * configure.ac: Export new conditional variable HAVE_ZLIB.
3029 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
3030 on HAVE_ZLIB.
3031 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
3032 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3033
6835af53
ILT		 30342008-04-07 Ian Lance Taylor <iant@google.com>
3035
e24f324c
ILT		 3036 * version.cc (version_string): Set to "1.5".
3037
a036edd8
ILT		 3038 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
3039 Add issued_non_pic_error_ field. Declare check_non_pic.
3040 (Target_x86_64::Scan::check_non_pic): New function.
3041 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
3042 (Target_x86_64::Scan::global): Likewise.
3043
624f8810
ILT		 3044 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
3045 addend parameter. Change caller. Handle merge sections.
3046 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
3047 Address to Addend. Don't add in the result of
3048 local_section_offset, pass down the addend and use the returned
3049 value.
3050 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
3051 Update declarations of local_section_offset and symbol_value.
3052 * testsuite/two_file_test_1.cc (t18): New function.
3053 * testsuite/two_file_test_2.cc (f18): New function.
3054 * testsuite/two_file_test_main.cc (main): Call t18.
3055 * testsuite/two_file_test.h (t18, f18): Declare.
3056
6835af53
ILT		 3057 * configure.ac: Don't test for objdump, c++filt, or readelf.
3058 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
3059 conditionals.
3060 (TEST_READELF): New variable.
3061 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
3062 (check_PROGRAMS): Add two_file_strip_test.
3063 (two_file_strip_test): New target.
3064 (check_PROGRAMS): Add two_file_same_shared_strip_test.
3065 (two_file_same_shared_strip_test_SOURCES): New variable.
3066 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
3067 (two_file_same_shared_strip_test_LDFLAGS): New variable.
3068 (two_file_same_shared_strip_test_LDADD): New variable.
3069 (two_file_shared_strip.so): New target.
3070 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
3071 (ver_test_5.syms, ver_test_7.syms): Likewise.
3072 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
3073 (strip_test_3.stdout): Use TEST_OBJDUMP.
3074 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3075
86925eef
CC		 30762008-04-04 Cary Coutant <ccoutant@google.com>
3077
3078 * symtab.h (Symbol::is_weak_undefined): New function.
3079 (Symbol::is_strong_undefined): New function.
3080 (Symbol::is_absolute): New function.
3081 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
3082 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
3083 absolute symbols.
3084 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
3085 (weak_undef_test): New target.
3086 * testsuite/Makefile.in: Rebuild.
3087 * testsuite/weak_undef_file1.cc: New file.
3088 * testsuite/weak_undef_file2.cc: New file.
3089 * testsuite/weak_undef_test.cc: New file.
3090
126f3ece
ILT		 30912008-04-03 Craig Silverstein <csilvers@google.com>
3092
3093 * compressed_output.h (class Output_compressed_section): Use
3094 unsigned buffer.
3095 * compressed_output.cc (zlib_compress): Use unsigned buffers,
3096 add zlib header.
3097 (zlib_compressed_suffix): Removed.
3098 (Output_compressed_section::set_final_data_size): Use unsigned
3099 buffers.
3100 * testsuite/Makefile.am (flagstest_compress_debug_sections):
3101 Fix linker invocation.
3102 (flagstest_o_specialfile_and_compress_debug_sections):
3103 Likewise.
3104 * testsuite/Makefile.in: Regenerated.
3105
deae2a14
DM		 31062008-04-02 David S. Miller <davem@davemloft.net>
3107
3108 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
3109 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
3110
70752818
ILT		 31112008-04-02 Craig Silverstein <csilvers@google.com>
3112
3113 * TODO: New file.
3114
39d0cb0e
ILT		 31152008-04-02 Ian Lance Taylor <iant@google.com>
3116
3117 * fileread.cc (File_read::find_view): Add byteshift and vshifted
3118 parameters. Update for new key type to views_. Change all
3119 callers.
3120 (File_read::read): Adjust for byteshift in returned view.
3121 (File_read::add_view): New function, broken out of
3122 find_and_make_view.
3123 (File_read::make_view): New function, broken out of
3124 find_and_make_view.
3125 (File_read::find_or_make_view): Add offset and aligned
3126 parameters. Rewrite accordingly. Change all callers.
3127 (File_read::get_view): Add offset and aligned parameters. Adjust
3128 for byteshift in return value.
3129 (File_read::get_lasting_view): Likewise.
3130 * fileread.h (class File_read): Update declarations.
3131 (class File_read::View): Add byteshift_ field. Add byteshift to
3132 constructor. Add byteshift method.
3133 * archive.h (Archive::clear_uncached_views): New function.
3134 (Archive::get_view): Add aligned parameter. Change all callers.
3135 * object.h (Object::get_view): Add aligned parameter. Change all
3136 callers.
3137 (Object::get_lasting_view): Likewise.
3138
3139 * fileread.cc (File_read::release): Don't call clear_views if
3140 there are multiple objects.
3141 * fileread.h (File_read::clear_uncached_views): New function.
3142 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3143 on the archive.
3144
a1207466
CC		 31452008-03-31 Cary Coutant <ccoutant@google.com>
3146
3147 Add thin archive support.
3148 * archive.cc (Archive::armagt): New const.
3149 (Archive::setup): Remove task parameter and calls to unlock.
3150 (Archive::unlock_nested_archives): New function.
3151 (Archive::read_header): Add nested_off parameter. Change
3152 all callers.
3153 (Archive::interpret_header): Likewise.
3154 (Archive::include_all_members): Change to handle thin
3155 archives.
3156 (Archive::include_member): Likewise.
3157 * archive.h (Archive::Archive): Add new parameters and
3158 initializers.
3159 (Archive::armagt): New const.
3160 (Archive::setup): Remove task parameter.
3161 (Archive::unlock_nested_archives): New function.
3162 (Archive::read_header): Add nested_off parameter.
3163 (Archive::interpret_header): Likewise.
3164 (Archive::Nested_archive_table): New typedef.
3165 (Archive::is_thin_archive_): New field.
3166 (Archive::nested_archives_): New field.
3167 (Archive::options_): New field.
3168 (Archive::dirpath_): New field.
3169 (Archive::task_): New field.
3170 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3171 for thin archives. Pass additional parameters to
3172 Archive::Archive. Unlock the archive file after calling
3173 Archive::setup.
cd536b21 3174
479f6503
ILT		 31752008-03-29 Ian Lance Taylor <iant@google.com>
3176
686c8caf
ILT		 3177 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3178 version symbol to be local.
3179 * testsuite/ver_test_4.sh: New file.
3180 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3181 (check_DATA): Add ver_test_4.syms.
3182 (ver_test_4.syms): New target.
3183 * testsuite/Makefile.in: Rebuild.
3184
ab794b6b
ILT		 3185 * output.cc
3186 (Output_section::Input_section_sort_entry::has_priority): New
3187 function.
3188 (Output_section::Input_section_sort_entry::match_file_name): New
3189 function.
3190 (Output_section::Input_section_sort_entry::match_section_name):
3191 Remove.
3192 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3193 Remove.
3194 (Output_section::Input_section_sort_entry::match_section_file):
3195 Remove.
3196 (Output_section::Input_section_sort_compare::operator()): Rewrite
3197 using new Input_section_sort_entry functions. Sort crtbegin and
3198 crtend first. Sort sections with no priority before sections with
3199 a priority.
3200 * testsuite/initpri1.c (d3): Check j != 4.
3201 (cd5): New constructor/destructor function.
3202 (main): Check j != 2.
3203
479f6503
ILT		 3204 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3205 new symbol when resolving, don't call set_is_default.
3206 * testsuite/ver_test_7.cc: New file.
3207 * testsuite/ver_test_7.sh: New file.
3208 * testsuite/Makefile.am (ver_test_7.so): New target.
3209 (ver_test_7.o): New target.
3210 (check_SCRIPTS): Add ver_test_7.sh.
3211 (check_DATA): Add ver_test_7.syms.
3212 (ver_test_7.syms): New target.
3213
2fd32231
ILT		 32142008-03-28 Ian Lance Taylor <iant@google.com>
3215
3216 * layout.cc (Layout::layout): If we see an input section with a
3217 name that needs sorting, set the must_sort flag for the output
3218 section.
3219 (Layout::make_output_section): If the name of the output section
3220 indicates that it might require sorting, set the may_sort flag.
3221 * output.h (Output_section::may_sort_attached_input_sections): New
3222 function.
3223 (Output_section::set_may_sort_attached_input_sections): New
3224 function.
3225 (Output_section::must_sort_attached_input_sections): New
3226 function.
3227 (Output_section::set_must_sort_attached_input_sections): New
3228 function.
3229 (class Output_section): Declare Input_section_sort_entry. Define
3230 Input_section_sort_compare. Declare
3231 sort_attached_input_sections. Add new fields:
3232 may_sort_attached_input_sections_,
3233 must_sort_attached_input_sections_,
3234 attached_input_sections_are_sorted_.
3235 * output.cc (Output_section::Output_section): Initialize new
3236 fields.
3237 (Output_section::add_input_section): Add an entry to
3238 input_sections_ if may_sort or must_sort are true.
3239 (Output_section::set_final_data_size): Call
3240 sort_attached_input_sections if necessary.
3241 (Output_section::Input_section_sort_entry): Define new class.
3242 (Output_section::Input_section_sort_compare::operator()): New
3243 function.
3244 (Output_section::sort_attached_input_sections): New function.
3245 * configure.ac: Check whether the compiler supports constructor
3246 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3247 * testsuite/initpri1.c: New file.
3248 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3249 CONSTRUCTOR_PRIORITY.
3250 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3251 (initpri1_LDFLAGS): New variable.
3252 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3253
18e6b24e
ILT		 32542008-03-27 Ian Lance Taylor <iant@google.com>
3255
49bdd526
ILT		 3256 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3257 * testsuite/common_test_1.c: New file.
3258 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3259 (common_test_1_SOURCES): New variable.
3260 (common_test_1_DEPENDENCIES): New variable.
3261 (common_test_1_LDFLAGS): New variable.
3262
18e6b24e
ILT		 3263 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3264 and commons_ correctly when NAME/VERSION does not override
3265 NAME/NULL.
3266 * testsuite/ver_test_6.c: New file.
3267 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3268 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3269 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3270
04bf7072
ILT		 32712008-03-26 Ian Lance Taylor <iant@google.com>
3272
5871526f
ILT		 3273 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3274 of an undefined symbol from a version script.
3275 * testsuite/Makefile.am (ver_test_5.so): New target.
3276 (ver_test_5.o): New target.
3277 (check_SCRIPTS): Add ver_test_5.sh.
3278 (check_DATA): Add ver_test_5.syms.
3279 (ver_test_5.syms): New target.
3280 * testsuite/ver_test_5.cc: New file.
3281 * testsuite/ver_test_5.script: New file.
3282 * testsuite/ver_test_5.sh: New file.
3283 * Makefile.in, testsuite/Makefile.in: Rebuild.
3284
04bf7072
ILT		 3285 PR gold/5986
3286 Fix problems building gold with gcc 4.3.0.
3287 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3288 (gold_error_at_location, gold_warning_at_location): Use it.
3289 * configure.ac: Check whether we can compile and use a template
3290 function with a printf attribute.
3291 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3292 when jumping over bytes.
3293 * object.cc: Instantiate Object::read_section_data.
3294 * debug.h: Include <cstring>
3295 * dwarf_reader.cc: Include <algorithm>
3296 * main.cc: Include <cstring>.
3297 * options.cc: Include <cstring>.
3298 * output.cc: Include <cstring>.
3299 * script.cc: Include <cstring>.
3300 * script.h: Include <string>.
3301 * symtab.cc: Include <cstring> and <algorithm>.
3302 * target-select.cc: Include <cstring>.
3303 * version.cc: Include <string>.
3304 * testsuite/testmain.cc: Include <cstdlib>.
3305 * configure, config.in: Rebuild.
3306
874c5b28
ILT		 33072008-03-25 Ian Lance Taylor <iant@google.com>
3308
819d6c3a
ILT		 3309 * options.cc: Include "../bfd/bfdver.h".
3310 (options::help): Print bug reporting address.
3311
f4b2c6f5
ILT		 3312 * version.cc (print_version): Adjust output for current value of
3313 BFD_VERSION_STRING.
3314
3315 * NEWS: New file.
3316
e96caa79
ILT		 3317 * options.cc (options::help): Print list of supported targets.
3318 * target-select.h: Include <vector>.
3319 (class Target_selector): Make machine_, size_, and is_big_endian_
3320 fields const. Add bfd_name_ and instantiated_target_ fields.
3321 (Target_selector::Target_selector): Add bfd_name parameter.
3322 (Target_selector::recognize): Make non-virtual, call
3323 do_recognize.
3324 (Target_selector::recognize_by_name): Make non-virtual, call
3325 do_recognize_by_name.
3326 (Target_selector::supported_names): New function.
3327 (Target_selector::bfd_name): New function.
3328 (Target_selector::do_instantiate_target): New pure virtual
3329 function.
3330 (Target_selector::do_recognize): New virtual function.
3331 (Target_selector::do_recognize_by_name): New virtual function.
3332 (Target_selector::instantiate_target): New private function.
3333 (supported_target_names): Declare.
3334 * target-select.cc (Target_selector::Target_selector): Update for
3335 new parameter and fields.
3336 (select_target_by_name): Check that the name matches before
3337 calling recognize_by_name.
3338 (supported_target_names): New function.
3339 * i386.cc (class Target_selector_i386): Update Target_selector
3340 constructor call. Remove recognize and recognize_by_name. Add
3341 do_instantiate_target.
3342 * x86_64.cc (class Target_selector_x86_64): Likewise.
3343 * testsuite/testfile.cc (class Target_selector_test): Update for
3344 changes to Target_selector.
3345
874c5b28
ILT		 3346 * README: Rewrite, with some notes on unsupported features.
3347
0a65a3a7
CC		 33482008-03-24 Cary Coutant <ccoutant@google.com>
3349
3350 * i386.cc (Target_i386::Got_type): New enum declaration.
3351 (Target_i386::Scan::local): Updated callers of Output_data_got
3352 member functions.
3353 (Target_i386::Scan::global): Likewise.
3354 (Target_i386::Relocate::relocate): Likewise.
3355 (Target_i386::Relocate::relocate_tls): Likewise.
3356 * object.h (Got_offset_list): New class.
3357 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3358 (Sized_relobj::local_got_offset): Likewise.
3359 (Sized_relobj::set_local_got_offset): Likewise.
3360 (Sized_relobj::local_has_tls_got_offset): Removed.
3361 (Sized_relobj::local_tls_got_offset): Removed.
3362 (Sized_relobj::set_local_tls_got_offset): Removed.
3363 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3364 * output.cc (Output_data_got::add_global): Added got_type parameter.
3365 (Output_data_got::add_global_with_rel): Likewise.
3366 (Output_data_got::add_global_with_rela): Likewise.
3367 (Output_data_got::add_global_pair_with_rel): New function.
3368 (Output_data_got::add_global_pair_with_rela): New function.
3369 (Output_data_got::add_local): Added got_type parameter.
3370 (Output_data_got::add_local_with_rel): Likewise.
3371 (Output_data_got::add_local_with_rela): Likewise.
3372 (Output_data_got::add_local_pair_with_rel): New function.
3373 (Output_data_got::add_local_pair_with_rela): New function.
3374 (Output_data_got::add_global_tls): Removed.
3375 (Output_data_got::add_global_tls_with_rel): Removed.
3376 (Output_data_got::add_global_tls_with_rela): Removed.
3377 (Output_data_got::add_local_tls): Removed.
3378 (Output_data_got::add_local_tls_with_rel): Removed.
3379 (Output_data_got::add_local_tls_with_rela): Removed.
3380 * output.h (Output_data_got::add_global): Added got_type parameter.
3381 (Output_data_got::add_global_with_rel): Likewise.
3382 (Output_data_got::add_global_with_rela): Likewise.
3383 (Output_data_got::add_global_pair_with_rel): New function.
3384 (Output_data_got::add_global_pair_with_rela): New function.
3385 (Output_data_got::add_local): Added got_type parameter.
3386 (Output_data_got::add_local_with_rel): Likewise.
3387 (Output_data_got::add_local_with_rela): Likewise.
3388 (Output_data_got::add_local_pair_with_rel): New function.
3389 (Output_data_got::add_local_pair_with_rela): New function.
3390 (Output_data_got::add_global_tls): Removed.
3391 (Output_data_got::add_global_tls_with_rel): Removed.
3392 (Output_data_got::add_global_tls_with_rela): Removed.
3393 (Output_data_got::add_local_tls): Removed.
3394 (Output_data_got::add_local_tls_with_rel): Removed.
3395 (Output_data_got::add_local_tls_with_rela): Removed.
3396 * resolve.cc (Symbol::override_base_with_special): Removed
3397 reference to has_got_offset_ field.
3398 * symtab.cc (Symbol::init_fields): Replaced initialization
3399 of got_offset_ with got_offsets_. Removed initialization
3400 of has_got_offset_
53fcba31 3401 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3402 (Symbol::got_offset): Likewise.
3403 (Symbol::set_got_offset): Likewise.
3404 (Symbol::has_tls_got_offset): Removed.
3405 (Symbol::tls_got_offset): Removed.
3406 (Symbol::set_tls_got_offset): Removed.
3407 (Symbol::got_offset_): Removed.
3408 (Symbol::tls_mod_got_offset_): Removed.
3409 (Symbol::tls_pair_got_offset_): Removed.
3410 (Symbol::got_offsets_): New field.
3411 (Symbol::has_got_offset): Removed.
3412 (Symbol::has_tls_mod_got_offset): Removed.
3413 (Symbol::has_tls_pair_got_offset): Removed.
3414 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3415 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3416 member functions.
3417 (Target_x86_64::Scan::global): Likewise.
3418 (Target_x86_64::Relocate::relocate): Likewise.
3419 (Target_x86_64::Relocate::relocate_tls): Likewise.
3420
bd52eafb
BE		 34212008-03-25 Ben Elliston <bje@au.ibm.com>
3422
3423 * yyscript.y: Fix spelling error in comment.
3424
8b105e34
ILT		 34252008-03-24 Ian Lance Taylor <iant@google.com>
3426
8ed814a9
ILT		 3427 * options.h (class General_options): Define build_id option.
3428 * layout.h (class Layout): Declare write_build_id, create_note,
3429 create_build_id. Add build_id_note_ member.
3430 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3431 "libiberty.h", "md5.h", "sha1.h".
3432 (Layout::Layout): Initialize eh_frame_data_,
3433 eh_frame_hdr_section_, and build_id_note_.
3434 (Layout::finalize): Call create_build_id.
3435 (Layout::create_note): New function, broken out of
3436 Layout::create_gold_note.
3437 (Layout::create_gold_note): Call create_note.
3438 (Layout::create_build_id): New function.
3439 (Layout::write_build_id): New function.
3440 (Close_task_runner::run): Call write_build_id.
3441
8b105e34
ILT		 3442 * x86_64.cc: Correct license to GPLv3.
3443
086a1841
ILT		 34442008-03-23 Ian Lance Taylor <iant@google.com>
3445
3446 * options.cc: Include "demangle.h".
3447 (parse_optional_string): New function.
3448 (parse_long_option): Handle takes_optional_argument.
3449 (parse_short_option): Update dash_z initializer. Handle
3450 takes_optional_argument.
3451 (General_options::General_options): Initialize do_demangle_.
3452 (General_options::finalize): Set do_demangle_. Handle demangling
3453 style.
3454 * options.h (parse_optional_string): Declare.
3455 (struct One_option): Add optional_arg field. Update constructor.
3456 Update call constructor calls. Add takes_optional_argument
3457 function.
3458 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3459 (DEFINE_optional_string): Define.
3460 (General_options::demangle): Change from DEFINE_bool to
3461 DEFINE_optional_string.
3462 (General_options::no_demangle): New function.
3463 (General_options::do_demangle): New function.
3464 (General_options::set_do_demangle): New function.
3465 (General_options::execstack_status_): Move definition to end of
3466 class definition.
3467 (General_options::static_): Likewise.
3468 (General_options::do_demangle_): New field.
3469 * object.cc (big_endian>::get_symbol_location_info): Call
3470 Options::do_demangle, not Options::demangle.
3471 * symtab.cc (demangle): Likewise.
3472
cbb93e63
ILT		 34732008-03-22 Ian Lance Taylor <iant@google.com>
3474
3475 * gold.h: Include <cstddef> and <sys/types.h>
3476 * options.h: Include <cstring>.
3477
ec531623
ILT		 34782008-03-21 Ian Lance Taylor <iant@google.com>
3479
3480 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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