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* corelow.c (core_open): Check for core_gdbarch before calling
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
1dcd334d
DK		 12009-06-04 Doug Kwan <dougkwan@google.com>
2
3 * layout.cc (Layout::section_name_mapping): Add mapping for
4 special ARM sections.
5
96d49306
DK		 62009-06-03 Doug Kwan <dougkwan@google.com>
7
8 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9 (utils::has_overflow): Same.
10
dff16297
ILT		 112009-06-03 Ian Lance Taylor <iant@google.com>
12
13 * layout.cc (Layout::section_name_mapping): New array, replacing
14 Layout::linkonce_mapping.
15 (Layout::section_name_mapping_count): New variable, replacing
16 Layout::linkonce_mapping_count.
17 (Layout::linkonce_output_name): Remove.
18 (Layout::output_section_name): Rewrite.
19 * layout.h (class Layout): Rename Linkonce_mapping to
20 Section_name_mapping, linkonce_mapping to section_name_mapping,
21 linkonce_mapping_count to section_name_mapping_count. Don't
22 declare linkonce_output_name.
23
c121c671
DK		 242009-06-03 Doug Kwan <dougkwan@google.com>
25
26 * gold/arm.cc (namespace utils): New.
27 (Target_arm::reloc_is_non_pic): Define new method.
28 (class Arm_relocate_functions): New.
29 (Target_arm::Relocate::relocate): Handle relocation types used by
30 Android.
31
07800fab
ILT		 322009-06-03 Ian Lance Taylor <iant@google.com>
33
34 * arm.cc (Target_arm::scan::global): Use || instead of |.
35
c121c671
DK		 362009-06-02 Doug Kwan <dougkwan@google.com>
37
38 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
39 issued_non_pic_error_.
40 (class Target_arm::Scan): Declare new method check_non_pic.
41 Define new method symbol_needs_plt_entry.
42 Declare new data member issued_non_pic_error_.
43 (class Target_arm::Relocate): Declare new method
44 should_apply_static_reloc.
45 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
46 (Target_arm::Scan::check_non_pic): Define new method.
47 (Target_arm::Scan::local): Handle a small subset of reloc types used
48 by Android.
49 (Target_arm::Scan::local): Same.
50 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
51
b19b0c6d
ILT		 522009-05-31 Mikolaj Zalewski <mikolajz@google.com>
53
54 * incremental.cc (Incremental_inputs::report_command_line): Filter
55 out --incremental-* options.
56
94cdfcff
DK		 572009-05-29 Doug Kwan <dougkwan@google.com>
58
59 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
60 template class.
61 (class Target_arm): Update comment.
62 (Target_arm::Target_arm): Initialize new data members GOT_,
63 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
64 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
65 and Target_arm::rel_dyn_section.
66 Declare new_enum Target_arm::Got_type.
67 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
68 and DYNBSS_.
69 Update commments for member do_dynsym_value.
70 (Target_arm::got_size, Target_arm::plt_section,
71 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
72 new methods inside class defintion.
73 (Target_arm::got_section): Define new method.
74 (Target_arm::rel_dyn_section): Same.
75 (Output_data_plt_arm): New template class.
76 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
77 (Output_data_plt_arm:do_adjust_output_section): Define new method.
78 (Output_data_plt_arm::add_entry): Same.
79 (Output_data_plt_arm::first_plt_entry): Define new
80 static data member for PLT instruction template.
81 (Output_data_plt_arm::plt_entry): Same.
82 (Output_data_plt_arm::do_write): Define new method.
83 (Target_arm::make_plt_entry): Same.
84 (Target_arm::do_finalize_sections): Same.
85 (Target_arm::do_dynsym_value): Same.
86
4a657b0d
DK		 872009-05-28 Doug Kwan <dougkwan@google.com>
88
89 * Makefile.am (TARGETSOURCES): Add arm.cc.
90 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
91 * Makefile.in: Regenerate.
92 * arm.cc: New file.
93 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
94
e7ae8c36
DK		 952009-05-26 Doug Kwan <dougkwan@google.com>
96
97 * options.cc (General_options::parse_exclude_libs). Fix a comment.
98 (General_options::check_excluded_libs): Strip off directories in
99 archive name before matching like GNU ld does.
100 * testsuite/Makefile.am (MOSTLYCLEANFILES,
101 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
102 (exclude_libs_test_LDFLAGS): Add linker option
103 -Wl,--exclude-libs,libexclude_libs_test_3
104 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
105 an explicit archive without using -l.
106 (alt/libexclude_libs_test_3.a): New make rule.
107 * testsuite/Makefile.in: Regenerate.
108 * testsuite/exclude_libs_test.c : Declare lib3_default().
109 (main): Call it.
110 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
111 * exclude_libs_test_3.c: New file.
112
f12e7348
NC		 1132009-05-26 Nick Clifton <nickc@redhat.com>
114
115 * po/id.po: New Indonesian translation.
116 * po/gold.pot: Updated template file.
117
4daadc0d
ST		 1182009-05-22 Sriraman Tallam <tmsriram@google.com>
119
120 * testsuite/Makefile.am: Add -ffunction-sections to compile
121 gc_comdat_test files. Add -Wl,--gc-sections to build
122 gc_comdat_test.
123 * testsuite/Makefile.in: Regenerate.
124 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
125
531813ad
ST		 1262009-05-21 Sriraman Tallam <tmsriram@google.com>
127
128 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
129 kept comdat section was garbage collected.
130 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
131 * testsuite/Makefile.in: Regenerate.
132 * testsuite/gc_comdat_test.sh: New file.
133 * testsuite/gc_comdat_test_1.cc: New file.
134 * testsuite/gc_comdat_test_2.cc: New file.
135
65514900
CC		 1362009-05-19 Doug Kwan <dougkwan@google.com>
137
138 * archive.cc (Archive::Archive): Move constructor from archive.h
139 to here. Initialize no_export_.
140 (Archive::get_elf_object_for_member): Set no_export flag of object.
141 * archive.h (Archive::Archive): Move constructor body to
142 archive.cc.
143 (Archive::no_export): New method.
144 (Archive::no_export_): New field.
145 * object.h (Object::Object): Initialize no_export_ to false.
146 (Object::no_export, Object::set_no_export): New methods.
147 (Object::no_export_): New field.
148 * options.cc (General_options::parse_exclude_libs): New method.
149 (General_options::check_excluded_libs) Same.
150 * options.h (exclude_libs): New option.
151 (General_options::check_excluded_libs): New method declaration.
152 (General_options::excluded_libs_): New field.
153 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
154 default or protected visibility if an object has no-export flag set.
155 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
156 (check_SCRIPTS): Add exclude_libs_test.sh.
157 (check_DATA): Add exclude_libs_test.syms.
158 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
159 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
160 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
161 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
162 (exclude_libs_test.syms, libexclude_libs_test_1.a,
163 libexclude_libs_test_2.a): New rules.
164 * testsuite/Makefile.in: Regenerate.
165 * testsuite/exclude_libs_test.c: New file.
166 * testsuite/exclude_libs_test.sh: Ditto.
167 * testsuite/exclude_libs_test_1.c: Ditto.
168 * testsuite/exclude_libs_test_2.c: Ditto.
169
1b77ea50
ILT		 1702009-05-15 Ian Lance Taylor <iant@google.com>
171
172 * configure.ac: Check for declarations for cases where libiberty.h
173 checks HAVE_DECL_xxx.
174 * configure, config.in: Rebuild.
175
072fe7ce
ILT		 1762009-05-15 Mikolaj Zalewski <mikolajz@google.com>
177
178 * gold.h (Incremental_argument_list): Remove (invalid) forward
179 declaration.
180 * incremental.cc (Incremental_inputs::report_achive): New method.
181 (Incremental_inputs::report_object): New method.
182 (Incremental_inputs::report_script): New method.
183 (Incremental_inputs::finalize_inputs): New method.
184 (Incremental_inputs::finalize): Call finalize_inputs().
185 (Incremental_inputs::sized_create_incremental_inputs_section_data):
186 Create inputs entries.
187 * incremental.h (Incremental_input_type): New enum.
188 (Incremental_inputs::Incremental_input): Initialize new fields.
189 (Incremental_inputs::report_inputs): New method.
190 (Incremental_inputs::report_achive): New method.
191 (Incremental_inputs::report_object): New method.
192 (Incremental_inputs::report_script): New method.
193 (Incremental_inputs::finalize_inputs): New method.
194 (Incremental_inputs::Input_info): New struct.
195 (Incremental_inputs::Input_info_map): New typedef.
196 (Incremental_inputs::lock_): New field.
197 (Incremental_inputs::Inputs_): New field.
198 (Incremental_inputs::Inputs_map): New field.
199 * main.cc (main): Call Incremental_input::report_inputs.
200 * options.h (Input_argument_list): Typedef moved from
201 Input_arguments.
202 (Input_file_group::Files): Remove, use ::Input_argument_list.
203 (Input_file_group::Input_argument_list): Remove, use
204 ::Input_argument_list.
205 * plugin.cc (Plugin_manager::add_input_file): Add error in
206 incremental build.
207 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
208 functions.
209 * script.cc (read_input_script): Call
210 Incremental_input::report_script.
211 * script.h (Script_info): New class.
212
b0481b0b
ILT		 2132009-04-27 Ian Lance Taylor <iant@google.com>
214
215 * x86_64.cc (do_adjust_output_section): Set entsize to
216 plt_entry_size.
217
b22a5a41 2182009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 219
220 * output.cc (Output_file::close): After short writes, continue
221 writing from the correct offset in the buffer being written.
222
40fde488
CD		 2232009-04-23 Chris Demetriou <cgd@google.com>
224
225 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
226 * configure: Regenerate.
227 * config.in: Regenerate.
228 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
229 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
230
3ce2c28e
ILT		 2312009-04-21 Mikolaj Zalewski <mikolajz@google.com>
232
233 * incremental.cc (Incremental_inputs_header_data): Renamed from
234 Incremental_input_header_data.
235 (Incremental_inputs_header_data::data_size): New field.
236 (Incremental_inputs_header_data::put_input_file_count): Renamed
237 from input_file_count.
238 (Incremental_inputs_header_data::put_command_line_offset): Renamed
239 from command_line_offset.
240 (Incremental_inputs_header_data::put_reserved): Renamed from
241 put_reserved.
242 (Incremental_inputs_entry_data): Renamed from
243 Incremental_input_entry_data.
244 (Incremental_inputs_entry_data::data_size): New field.
245 (Incremental_inputs::report_command_line): New method.
246 (Incremental_inputs::finalize): New method.
247 (Incremental_inputs::create_incremental_inputs_data): New method.
248 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
249 * incremental.h: New file.
250 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
251 (Layout::finalize): Create incremental inputs section in
252 incremental builds.
253 (Layout::create_incremental_info_sections): New method.
254 * layout.h (Layout::incremental_inputs): New method.
255 (Layout::create_incremental_info_sections): New method.
256 (Layout::incremental_inputs_): New field.
257 * main.cc (main): Notify Incremental_input of the command line.
258
e55bde5e
ILT		 2592009-04-01 Ian Lance Taylor <iant@google.com>
260 Mikolaj Zalewski <mikolajz@google.com>
261
262 * gold.h (reserve_unordered_map): Define, three versions, one for
263 each version of Unordered_map.
264 * layout.cc (Layout::Layout): Remove options parameter. Add
265 number_of_input_files parameter. Don't initialize options_.
266 Initialize number_of_input_files_ and resized_signatures_. Move
267 sections_are_attached_.
268 (Layout::layout_group): Reserve space for group_signatures_.
269 (Layout::find_or_add_kept_section): Change name parameter to be a
270 reference. Resize signatures_ map when it gets large enough.
271 (Layout::layout_eh_frame): Use parameters->options() instead of
272 this->options_.
273 (Layout::make_output_section): Likewise.
274 (Layout::attach_allocated_section_to_segment): Likewise.
275 (Layout::finalize, Layout::create_executable_stack): Likewise.
276 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
277 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
278 * layout.h (class Layout): Update declarations. Remove options_
279 field. Add number_of_input_files_ and resized_signatures_
280 fields. Move sections_are_attached_ field.
281 * main.cc (main): Pass number of input files to Layout
282 constructor. Don't pass options.
283
154b857c
ILT		 2842009-03-30 Ian Lance Taylor <iant@google.com>
285
286 * ffsll.c (ffsll): Correct implementation.
287
2f35ab9b
ILT		 2882009-03-27 Ian Lance Taylor <iant@google.com>
289
fd03461a
ILT		 290 * ffsll.c: New file.
291 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
292 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
293 * ftruncate.c (ftruncate): Declare before definition.
294 * mremap.c (mremap): Likewise.
295 * pread.c (pread): Likewise.
296 * configure, Makefile.in, config.in: Rebuild.
297
2f35ab9b
ILT		 298 * mremap.c: New file.
299 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
300 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
301 (mremap): Declare if HAVE_MREMAP is not defined.
302 * configure, Makefile.in, config.in: Rebuild.
303
33aea2fd
CC		 3042009-03-27 Cary Coutant <ccoutant@google.com>
305
306 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
307 position independent.
308 * sparc.cc (Target_sparc::check_non_pic): Likewise.
309 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
310
6d479619
CC		 3112009-03-24 Cary Coutant <ccoutant@google.com>
312
313 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
314 an executable.
315 (needs_dynamic_reloc): Likewise.
316
afc06bb8
ILT		 3172009-03-24 Ian Lance Taylor <iant@google.com>
318
319 * yyscript.y (file_cmd): Recognize EXTERN.
320 (extern_name_list, extern_name_list_body): New nonterminals.
321 * script.cc (script_add_extern): Define.
322 * script-c.h (script_add_extern): Declare.
323
f6060a4d
ILT		 3242009-03-24 Rafael Avila de Espindola <espindola@google.com>
325
326 * object.cc (is_elf_object): Define.
327 * object.h (is_elf_object): Declare.
328 * archive.cc (Archive::get_elf_object_for_member): Call
329 is_elf_object.
33aea2fd 330 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 331
26736d8e
ILT		 3322009-03-24 Elliott Hughes <enh@google.com>
333
334 * output.cc (Output_file::map_anonymous): Define.
335 (Output_file::map): Use map_anonymous. If the regular mmap fails,
336 try an anonymous one. Report the size if the mmap fails.
337 * output.h (class Output_file): Declare map_anonymous.
338
22fd9730
ILT		 3392009-03-24 Ian Lance Taylor <iant@google.com>
340
341 * target-select.cc (instantiate_target): Don't acquire the lock if
342 the instantiated_target_ field has already been set.
343
cb010894
ILT		 3442009-03-23 Ian Lance Taylor <iant@google.com>
345
7f055c20
ILT		 346 * gold-threads.h (class Initialize_lock): Define.
347 * gold-threads.cc (class Initialize_lock_once): Define.
348 (initialize_lock_control): New static variable.
349 (initialize_lock_pointer): New static variable.
350 (initialize_lock_once): New static function.
351 (Initialize_lock::Initialize_lock): Define.
352 (Initialize_lock::initialize): Define.
353 * target-select.h: Include "gold-threads.h".
354 (class Target_selector): Add lock_ and initialize_lock_ fields.
355 Don't define instantiate_target, just declare it.
356 * target-select.cc (Target_selector::Target_selector): Initialize
357 new fields.
358 (Target_selector::instantiate_target): Define.
359 * descriptors.h: Include "gold-threads.h".
360 (class Descriptors): Add initialize_lock_ field.
361 * descriptors.cc (Descriptors::Descriptors): Initialize new
362 field.
363 (Descriptors::open): Use initialize_lock_ field
364 * errors.h (class Errors): Add initialize_lock_ field.
365 * errors.cc (Errors::Errors): Initialize new field.
366 (Errors::initialize_lock): Use initialize_lock_ field.
367 * powerpc.cc (class Target_selector_powerpc): Remove
368 instantiated_target_ field. In do_recognize call
369 instantiate_target rather than do_instantiate_target. In
370 do_instantiate_target just allocate a new target.
371 * sparc.cc (class Target_selector_sparc): Likewise.
372
36959681
ILT		 373 * freebsd.h: New file.
374 * i386.cc: Include "freebsd.h".
375 (Target_i386): Derive from Target_freebsd rather than
376 Sized_target.
377 (Target_selector_i386): Derive from Target_selector_freebsd rather
378 than Target_selector.
379 * x86_64.cc: Include "freebsd.h".
380 (Target_x86_64): Derive from Target_freebsd rather than
381 Sized_target.
382 (Target_selector_x86_64): Derive from Target_selector_freebsd
383 rather than Target_selector.
384 * target.h (class Target): Add adjust_elf_header and
385 do_adjust_elf_header.
386 * output.cc (Output_file_header:: do_sized_write): Call target
387 adjust_elf_header routine.
388 * configure.tgt: Set targ_osabi.
389 * configure.ac: Define GOLD_DEFAULT_OSABI.
390 * parameters.cc (Parameters::default_target): Pass
391 GOLD_DEFAULT_OSABI to select_target.
392 * target-select.h (class Target_selector): Make instantiate_target
393 protected rather than private.
394 * Makefile.am (HFILES): Add freebsd.h.
395 * configure, Makefile.in, config.in: Rebuild.
396
cb010894
ILT		 397 * merge.cc (do_add_input_section): Correct pend value. Change
398 message about last entry not being null terminated from error to
399 warning.
400
0e879927
ILT		 4012009-03-20 Mikolaj Zalewski <mikolajz@google.com>
402
403 * incremental.cc: New file.
404 * Makefile.am (CCFILES): Add incremental.cc.
405 * Makefile.in: Rebuild.
406
41105937
PP		 4072009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
408
409 * layout.cc (Layout::output_section_name): Preserve names
410 of '.note.' sections.
411
60439920
ILT		 4122009-03-19 Ian Lance Taylor <iant@google.com>
413
414 * descriptors.cc (Descriptors::open): Check that the options are
415 valid before using them.
416
0d371ad3
ILT		 4172009-03-18 Ian Lance Taylor <iant@google.com>
418
419 * script-sections.h: Include <list>.
420 (class Script_sections): Change Sections_elements from std::vector
421 to std::list. Typedef public Elements_iterator. Add
422 orphan_section_placement_, data_segment_align_start_, and
423 saw_data_segment_align_ fields. Remove data_segment_align_index_
424 field.
425 * script-sections.cc (class Orphan_section_placement): New class.
426 (class Sections_element): Add virtual functions is_relro and
427 orphan_section_init. Remove virtual function place_orphan_here.
428 (class Output_section_definition): Add is_relro and
429 orphan_section_init. Remove place_orphan_here.
430 (class Orphan_output_section): Likewise.
431 (Script_sections::Script_sections): Update for field changes.
432 (Script_sections::data_segment_align): Set saw_data_segment_align_
433 and data_segment_align_start_, not data_segment_align_index.
434 (Script_sections::data_segment_relro_end): Check
435 saw_data_segment_align_. Use data_segment_align_start_ rather
436 than data_segment_align_index_.
437 (Script_sections::place_orphan): Rewrite to use
438 Orphan_section_placement.
439
9201d894
ILT		 4402009-03-17 Ian Lance Taylor <iant@google.com>
441
9c5b8369
ILT		 442 * archive.cc (Archive::add_symbols): Check for a version attached
443 to the symbol name in the archive map.
444 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
445 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
446 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
447 (ver_test_11.a): New target.
448 * testsuite/Makefile.in: Rebuild.
449
9201d894
ILT		 450 * configure.ac: Check for chsize and posix_fallocate. Replace
451 ftruncate.
452 * ftruncate.c: New file, from gnulib.
453 * output.cc (posix_fallocate): Define dummy version if not
454 HAVE_POSIX_FALLOCATE.
455 (Output_file::map): Call posix_fallocate rather than lseek and
456 write.
457 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
458 * configure, Makefile.in, config.in: Rebuild.
459
ef4ab7a8
PP		 4602009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
461
462 * layout.h (Layout::create_note): Add section_name parameter.
463 * layout.cc (Layout::create_note): Likewise.
464 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
465
8c500701
ILT		 4662009-03-17 Ian Lance Taylor <iant@google.com>
467
e85b18e1
ILT		 468 * descriptors.cc: Include "options.h".
469 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
470 (Descriptors::open): Always use O_CLOEXEC when opening a new
471 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
472 then set FD_CLOEXEC.
473
9efe6174
ILT		 474 * sparc.cc (class Target_sparc): Add has_got_section.
475 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
476 make sure we have a GOT section.
477
478 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
479 (Target_sparc::Scan::local): Likewise.
480 (Target_sparc::Scan::global): Likewise.
481 (Target_sparc::Relocate::relocate): Likewise.
482 (Target_sparc::Relocate::relocate_tls): Likewise.
483
8c500701
ILT		 484 * symtab.cc (Symbol_table::define_default_version): New function,
485 broken out of add_from_object.
486 (Symbol_table::add_from_object): Call define_default_version.
487 (Symbol_table::define_special_symbol): Add resolve_oldsym
488 parameter. Change all callers. If the version for a symbol comes
489 from a version script, resolve it with the symbol with the same
490 name with no version. Also add the symbol without a version if
491 appropriate.
492 (do_define_in_output_data): If resolving with oldsym, don't delete
493 sym.
494 (do_define_in_output_segment): Likewise.
495 (do_define_as_constant): Likewise.
496 * symtab.h (class Symbol_table): Update declarations.
497
f1ed28fb
ILT		 4982009-03-13 Ian Lance Taylor <iant@google.com>
499
15f8229b
ILT		 500 * readsyms.cc (Read_symbols::incompatible_warning): New function.
501 (Read_symbols::requeue): New function.
502 (Read_symbols::do_read_symbols): If make_elf_object fails because
503 the target type is not configured, and the file was searched for,
504 issue a warning and retry with the next directory.
505 (Add_symbols::run): If the file has an incompatible format, and
506 it was searched for, requeue the Read_symbols task. On error,
507 release the object.
508 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
509 dirindex parameter to constructor. Change all callers. Declare
510 incompatible_warning and requeue.
511 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
512 input_argument_ and input_group_ fields. Add them to
513 constructor. Change all callers.
514 (class Read_script): Add dirindex_ field. Add it to constructor.
515 Change all callers.
516 * archive.cc (Archive::setup): Remove input_objects parameter.
517 Change all callers.
518 (Archive::get_file_and_offset): Likewise.
519 (Archive::read_all_symbols): Likewise.
520 (Archive::read_symbols): Likewise.
521 (Archive::get_elf_object_for_member): Remove input_objects
522 parameter. Add punconfigured parameter. Change all callers.
523 (Archive::add_symbols): Change return type to bool. Check return
524 value of include_member.
525 (Archive::include_all_members): Likewise.
526 (Archive::include_member): Change return type to bool. Return
527 false if first included object has incompatible target. Set
528 included_member_ field.
529 (Add_archive_symbols::run): If add_symbols returns false, requeue
530 Read_symbols task.
531 * archive.h (class Archive): Add included_member_ field.
532 Initialize it in constructor. Add input_file and searched_for
533 methods. Update declarations.
534 (class Add_archive_symbols): Add dirpath_, dirindex_, and
535 input_argument_ fields. Add them to constructor. Change all
536 callers.
537 * script.cc: Include "target-select.h".
538 (class Parser_closure): Add skip_on_incompatible_target_ and
539 found_incompatible_target_ fields. Add
540 skip_on_incompatible_target parameter to constructor. Change all
541 callers. Add methods skip_on_incompatible_target,
542 clear_skip_on_incompatible_target, found_incompatible_target, and
543 set_found_incompatible_target.
544 (read_input_script): Add dirindex parameter. Change all callers.
545 If parser finds an incompatible target, requeue Read_symbols
546 task.
547 (script_set_symbol): Clear skip_on_incompatible_target in
548 closure.
549 (script_add_assertion, script_parse_option): Likewise.
550 (script_start_sections, script_add_phdr): Likewise.
551 (script_check_output_format): New function.
552 * script.h (read_input_script): Update declaration.
553 * script-c.h (script_check_output_format): Declare.
554 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
555 (ignore_cmd): Remove OUTPUT_FORMAT.
556 * fileread.cc (Input_file::Input_file): Add explicit this.
557 (Input_file::will_search_for): New function.
558 (Input_file::open): Add pindex parameter. Change all callers.
559 * fileread.h (class Input_file): Add input_file_argument method.
560 Declare will_search_for. Update declarations.
561 * object.cc (make_elf_object): Add punconfigured parameter.
562 Change all callers.
563 * object.h (class Object): Make input_file public. Add
564 searched_for method.
565 (make_elf_object): Update declaration.
566 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
567 restart search.
568 * dirsearch.h (class Dirsearch): Update declaration.
569 * options.h (class General_options): Add --warn-search-mismatch.
570 * parameters.cc (Parameters::is_compatible_target): New function.
571 * parameters.h (class Parameters): Declare is_compatible_target.
572 * workqueue.cc (Workqueue::add_blocker): New function.
573 * workqueue.h (class Workqueue): Declare add_blocker.
574
f1ed28fb
ILT		 575 * fileread.cc (Input_file::open): Remove options parameter.
576 Change all callers.
577 (Input_file::open_binary): Likewise.
578 * script.cc (read_input_script): Likewise.
579 * readsyms.h (class Read_symbols): Remove options_ field. Remove
580 options parameter from constructor. Change all callers.
581 (class Read_script): Likewise.
582 * fileread.h (class Input_file): Update declarations.
583 * script.h (read_input_script): Update declaration.
584
34dd024a
NC		 5852009-03-10 Nick Clifton <nickc@redhat.com>
586
587 * po/es.po: New Spanish translation.
588
6d71b17c
CC		 5892009-03-06 Cary Coutant <ccoutant@google.com>
590
591 * options.cc (parse_short_option): Keep dash_z from registering itself.
592
031cdbed
ILT		 5932009-03-03 Ian Lance Taylor <iant@google.com>
594
595 PR 9918
596 * target-reloc.h (relocate_section): Pass output_section to
597 relocate.
598 * i386.cc (Target_i386::should_apply_static_reloc): Add
599 output_section parameter. Change all callers.
600 (Target_i386::Relocate::relocate): Add output_section parameter.
601 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
602 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
603 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
604 * testsuite/two_file_shared.sh: New script.
605 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
606 (check_DATA): Add two_file_shared.dbg.
607 (two_file_shared.dbg): New target.
608 * testsuite/Makefile.in: Rebuild.
609
15d5fa16
ILT		 6102009-03-01 Ian Lance Taylor <iant@google.com>
611
612 * configure.ac: Check for byteswap.h.
613 * configure: Rebuild.
614 * config.in: Rebuild.
615
8a4c0b0d
ILT		 6162009-03-01 Mikolaj Zalewski <mikolajz@google.com>
617
618 * layout.cc (Layout::find_or_add_kept_section): New function.
619 (Layout::add_comdat): Removed.
620 * layout.h (struct Kept_section): Move out of class Layout.
621 Remove trailing underscores from field names. Add group_sections
622 field. Rename group_ field to is_group. Change all uses.
623 (class Layout): Declare find_or_add_kept_section, not add_comdat.
624 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
625 comdat_groups_ field.
626 (Sized_relobj::include_section_group): Use
627 find_or_add_kept_section and Kept_section::group_sections.
628 (Sized_relobj::include_linkonce_section): Likewise.
629 * object.cc (class Sized_relobj): Don't define Comdat_group or
630 Comdat_group_table. Remove find_comdat_group and
631 add_comdat_group. Remove comdat_groups_ field.
632 * plugin.cc (include_comdat_group): Use
633 Layout::find_or_add_kept_section.
634
b4ecf66b
ILT		 6352009-02-28 Ian Lance Taylor <iant@google.com>
636
14359ca0
ILT		 637 * README: --gc-sections and map files are now supported. Document
638 some build requirements.
639
b4ecf66b
ILT		 640 PR 6992
641 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
642 relocatable link set the value of the section symbol to zero.
643 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
644 relocatable link don't include the section address in the local
645 symbol value.
646
0602e05a
ILT		 6472009-02-27 Ian Lance Taylor <iant@google.com>
648
fd9d194f
ILT		 649 PR 6811
650 * options.h (class Search_directory): Add is_system_directory.
651 (class General_options): Declare is_in_system_directory.
652 * options.cc (get_relative_sysroot): Make static.
653 (get_default_sysroot): Make static.
654 (General_optoins::is_in_system_directory): New function.
655 * fileread.cc (Input_file::is_in_system_directory): New function.
656 * fileread.h (class Input_file): Declare is_in_system_directory.
657 * object.h (class Object): Add is_in_system_directory.
658 (class Input_objects): Remove system_library_directory_ field.
659 * object.cc (Input_objects::add_object): Don't set
660 system_library_directory_.
661 (input_objects::found_in_system_library_directory): Remove.
662 * symtab.cc (Symbol_table::write_globals): Remove input_objects
663 parameter. Change all callers.
664 (Symbol_table::sized_write_globals): Likewise.
665 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
666 Call Object::is_in_system_directory.
667 * symtab.h (class Symbol_table): Update declarations.
668
61edd21f
ILT		 669 PR 5990
670 * descriptors.h (Open_descriptor): Add is_on_stack field.
671 * descriptors.cc (Descriptors::open): If the descriptor is on the
672 top of the stack, remove it. Initialize is_on_stack field.
673 (Descriptors::release): Only add pod to stack if it is not on the
674 stack already.
675 (Descriptors::close_some_descriptor): Clear stack_next and
676 is_on_stack fields.
677
e29e076a
ILT		 678 PR 7091
679 * output.cc (Output_section::find_starting_output_address): Rename
680 from starting_output_address; add PADDR parameter; change return
681 type.
682 * output.h (class Output_section): Declare
683 find_starting_output_address instead of starting_output_address.
684 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
685 section symbol for which we can't find a merge section.
686
0602e05a
ILT		 687 PR 9836
688 * symtab.cc (Symbol_table::add_from_object): If the visibility is
689 hidden or internal, force the symbol to be local.
690 * resolve.cc (Symbol::override_visibility): Define.
691 (Symbol::override_base): Use override_visibility.
692 (Symbol_table::resolve): Likewise.
693 (Symbol::override_base_with_special): Likewise.
694 (Symbol_table::override_with_special): If the visibility is hidden
695 or internal, force the symbol to be local.
696 * symtab.h (class Symbol): Add set_visibility and
697 override_visibility.
698 * testsuite/ver_test_1.sh: New file.
699 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
700 (check_DATA): Add ver_test_1.syms.
701 (ver_test_1.syms): New target.
702 * testsuite/Makefile.in: Rebuild.
703
401a9a73
CC		 7042009-02-25 Cary Coutant <ccoutant@google.com>
705
706 * layout.cc (Layout::choose_output_section): Don't rename sections
707 when using a linker script that has a SECTIONS clause.
708 * Makefile.in: Regenerate.
709
710 * testsuite/Makefile.am (script_test_5.sh): New test case.
711 * testsuite/Makefile.in: Regenerate.
712 * testsuite/script_test_5.cc: New file.
713 * testsuite/script_test_5.sh: New file.
714 * testsuite/script_test_5.t: New file.
715
f488e4b0
CC		 7162009-02-13 Rafael Avila de Espindola <espindola@google.com>
717
718 * archive.cc (Archive::include_member): Update calls to add_symbols.
719 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
720 the Layout argument.
721 * dynobj.h (do_add_symbols): Add the Layout argument.
722 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
723 Layout argument.
724 * object.h (Object::add_symbols): Add the Layout argument.
725 (Object::do_add_symbols): Add the Layout argument.
726 (Sized_relobj::do_add_symbols): Add the Layout argument.
727 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
728 Unify the two versions.
729 (Add_plugin_symbols): Remove.
730 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
731 (Sized_pluginobj::do_add_symbols): Unify the two versions.
732 (Add_plugin_symbols): Remove.
733 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
734 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
735 (Add_symbols::run): Make it work with Pulginobj.
736
89dd1680
ILT		 7372009-02-06 Ian Lance Taylor <iant@google.com>
738
739 * object.cc (Sized_relobj::do_layout): Make info message start
740 with lower case letter.
741
266d0a74
ILT		 7422009-02-06 Mikolaj Zalewski <mikolajz@google.com>
743
602b464e
ILT		 744 * binary.cc: Fix file comment.
745
266d0a74
ILT		 746 * options.h (enum Incremental_disposition): Define.
747 (class General_options): Add new options: --incremental,
748 --incremental_changed, --incremental_unchanged,
749 --incremental_unknown. Add incremental_disposition_ and
750 implicit_incremental_ fields.
751 (General_options::incremental_disposition): New function.
752 (class Position_dependent_options): Add incremental_disposition
753 option.
754 (Position_dependent_options::copy_from_options): Set incremental
755 dispositions.
756 * options.cc (General_options::parse_incremental_changed): New
757 function.
758 (General_options::parse_incremental_unchanged): New function.
759 (General_options::parse_incremental_unknown): New function.
760 (General_options::General_options): Initialize new fields
761 incremental_disposition_ and implicit_incremental_.
762 (General_options::finalize): Check for uasge of --incremental-*
763 without --incremental.
764
f073bbf7
CD		 7652009-02-06 Chris Demetriou <cgd@google.com>
766
767 * gold.h (gold_undefined_symbol): Change to take only a Symbol
768 pointer and to report location as the file name associated with
769 the symbol.
770 (gold_undefined_symbol_at_location): New function to replace the
771 old gold_undefined_symbol functionality.
772 * target-reloc.h (relocate_section): Update to use
773 gold_undefined_symbol_at_location.
774 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
775 Call gold_undefined_symbol function rather than gold_error.
776 * errors.h (Errors::undefined_symbol): Take location as a
777 string, rather than calculating it from a relocation.
778 * errors.cc (Errors::fatal): Print "fatal error:" before the
779 formatted message.
780 (Errors::error, Errors::error_at_location): Print "error: "
781 before the formatted message.
782 (Errors::undefined_symbol): Take location as a string, rather
783 than calculating it from a relocation.
784 (gold_undefined_symbol_at_location): New function akin to
785 old gold_undefined_symbol, calculates location from relocation.
786 (gold_undefined_symbol): Change to take only a Symbol pointer
787 and to report location as the file name associated with the symbol.
788 * testsuite/debug_msg.sh: Update for changed error messages.
789 * testsuite/undef_symbol.sh: Likewise.
790
8e94a90c
ILT		 7912009-02-04 Duncan Sands <baldrick@free.fr>
792
793 PR 9812
794 * reduced_debug_output.h
795 (Output_reduced_debug_abbrev_section::failed): Use format for
796 gold_warning.
797 (Output_reduced_debug_info_section::faild): Likewise.
798
88a0e15b
ILT		 7992009-01-31 Mikolaj Zalewski <mikolajz@google.com>
800
801 * script.cc (Lazy_demangler): New class.
802 (Version_script_info::get_symbol_version_helper): Demangle a
803 symbol only once.
804
5efc7cd2
CC		 8052009-01-29 Cary Coutant <ccoutant@google.com>
806
807 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
808 to __tls_get_addr.
809 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
810
e0ebcf42
ILT		 8112009-01-28 Ian Lance Taylor <iant@google.com>
812
5efc7cd2 813 * version.cc (version_string): Bump to 1.9.
75fe7426 814
e0ebcf42
ILT		 815 * gold.h: Include <cstring> and <stdint.h>.
816 * version.cc: Include <cstdio>.
817 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
818 warning.
819 * reduced_debug_output.cc (insert_into_vector): Rename from
820 Insert_into_vector; change all callers. Use Swap_unaligned to
821 avoid aliasing issue; remove union since it is unnecessary.
822
8e2813be 8232009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 824
825 * Makefile.am (CCFILES): Add gc.cc.
826 (HFILES): Add gc.h.
827 * Makefile.in: Regenerate.
828 * gold.cc (Gc_runner): New class.
829 (queue_initial_tasks): Call garbage collection related tasks
830 when corresponding options are invoked.
831 (queue_middle_gc_tasks): New function.
832 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
833 processed early before laying out sections during garbage collection.
834 * gold.h (queue_middle_gc_tasks): New function.
835 (is_prefix_of): Move from "layout.cc".
836 * i386.cc (Target_i386::gc_process_relocs): New function.
837 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
838 * main.cc (main): Create object of class "Garbage_collection".
839 * object.cc (Relobj::copy_symbols_data): New function.
840 (Relobj::is_section_name_included): New function.
841 (Sized_relobj::do_layout): Allow this function to be called twice
842 during garbage collection and defer layout of section during the
843 first call.
844 * object.h (Relobj::get_symbols_data): New function.
845 (Relobj::is_section_name_included): New function.
846 (Relobj::copy_symbols_data): New function.
847 (Relobj::set_symbols_data): New function.
848 (Relobj::get_relocs_data): New function.
849 (Relobj::set_relocs_data): New function.
850 (Relobj::is_output_section_offset_invalid): New pure virtual function.
851 (Relobj::gc_process_relocs): New function.
852 (Relobj::do_gc_process_relocs): New pure virtual function.
853 (Relobj::sd_): New data member.
854 (Sized_relobj::is_output_section_offset_invalid): New function.
855 (Sized_relobj::do_gc_process_relocs): New function.
856 * options.h (General_options::gc_sections): Modify to not be a no-op.
857 (General_options::print_gc_sections): New option.
858 * plugin.cc (Plugin_finish::run): Remove function call to
859 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
860 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
861 * reloc.cc (Read_relocs::run): Add task to process relocs and
862 determine unreferenced sections when doing garbage collection.
863 (Gc_process_relocs): New class.
864 (Sized_relobj::do_gc_process_relocs): New function.
865 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
866 sections that are garbage collected.
867 * reloc.h (Gc_process_relocs): New class.
868 * sparc.cc (Target_sparc::gc_process_relocs): New function.
869 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
870 symbols whose corresponding sections are garbage collected.
871 (Symbol_table::Symbol_table): Add new parameter for the garbage
872 collection object.
873 (Symbol_table::gc_mark_undef_symbols): New function.
874 (Symbol_table::gc_mark_symbol_for_shlib): New function.
875 (Symbol_table::gc_mark_dyn_syms): New function.
876 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
877 as garbage.
878 (Symbol_table::add_from_object): Likewise.
879 (Symbol_table::add_from_relobj): When building shared objects, do not
880 treat externally visible symbols as garbage.
881 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
882 table information for static and relocatable links.
883 * symtab.h (Symbol_table::set_gc): New function.
884 (Symbol_table::gc): New function.
885 (Symbol_table::gc_mark_undef_symbols): New function.
886 (Symbol_table::gc_mark_symbol_for_shlib): New function.
887 (Symbol_table::gc_mark_dyn_syms): New function.
888 (Symbol_table::gc_): New data member.
889 * target.h (Sized_target::gc_process_relocs): New pure virtual
890 function.
891 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
892 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
893
3b293544
CF		 8942009-01-20 Chris Faylor <me.sourceware@sourceware.org>
895
896 * options.h (General_options::gc_sections): Define as a no-op for now.
897 (General_options::no_keep_memory): Ditto.
898 (General_options::Bshareable): Define.
899 * options.cc (General_options::finalize): Honor -Bshareable.
900
83d22aa8
AS		 9012009-01-20 Andreas Schwab <schwab@suse.de>
902
903 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
904 read the value in the contents, since we don't use it. Use the
905 template endianness when writing.
906 (Relocate::relocate): Use it for R_PPC_REL16_HA.
907
cd536b21
AS		 9082009-01-19 Andreas Schwab <schwab@suse.de>
909
910 * configure.tgt (powerpc64-*): Fix targ_obj.
911
99e9a495
ILT		 9122009-01-15 Ian Lance Taylor <iant@google.com>
913
914 * object.cc (Sized_relobj::write_local_symbols): Don't write out
915 local symbols when stripping all symbols.
916
bbbfea06
CC		 9172009-01-14 Cary Coutant <ccoutant@google.com>
918
99e9a495 919 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 920
0f7c0701
CC		 9212009-01-14 Cary Coutant <ccoutant@google.com>
922
923 * archive.cc (Archive::get_elf_object_for_member): Remove call
924 to File_read::claim_for_plugin.
925 * descriptors.cc (Descriptors::open): Remove reference to
926 is_claimed.
927 (Descriptors::claim_for_plugin): Remove.
928 * descriptors.h (Descriptors::claim_for_plugin): Remove.
929 (Descriptors::is_claimed): Remove.
930 (claim_descriptor_for_plugin): Remove.
931 * fileread.cc (File_read::claim_for_plugin): Remove.
932 * fileread.h (File_read::claim_for_plugin): Remove.
933 (File_read::descriptor): Reopen descriptor if necessary.
934 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
935 (Plugin_manager::all_symbols_read): Add task parameter. Change
936 all callers.
937 (Plugin_manager::get_input_file): New function.
938 (Plugin_manager::release_input_file): New function.
939 (Pluginobj::Pluginobj): Add filesize parameter and initialize
940 corresponding data member.
941 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
942 and pass to base constructor. Change all callers.
943 (get_input_file, release_input_file): New functions.
944 (make_sized_plugin_object): Add filesize parameter. Change all callers.
945 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
946 (Plugin_manager::all_symbols_read): Add task parameter.
947 (Plugin_manager::get_input_file): New function.
948 (Plugin_manager::release_input_file): New function.
949 (Plugin_manager::task_): New data member.
950 (Pluginobj::Pluginobj): Add filesize parameter.
951 (Pluginobj::filename): New function.
952 (Pluginobj::descriptor): New function.
953 (Pluginobj::filesize): New function.
954 (Pluginobj::filesize_): New data member.
955 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
956 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
957 File_read::claim_for_plugin; use Object::unlock to unlock the file.
958
959 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
960 with archive libraries.
961 * testsuite/Makefile.in: Regenerate.
962 * testsuite/plugin_test.c (struct sym_info): New type.
963 (get_input_file, release_input_file): New static variables.
964 (onload): Capture new transfer vector entries.
965 (claim_file_hook): Stop reading at end of file according to filesize.
966 Factor out parsing of readelf output into separate function.
967 (all_symbols_read_hook): Exercise get_input_file and release_input_file
968 APIs and get the source file name from the symbol table. Convert
969 source file name to corresponding object file name. Print info
970 message when adding new input files.
971 (parse_readelf_line): New function.
972 * testsuite/plugin_test_1.sh: Add checks for new info messages.
973 * testsuite/plugin_test_2.sh: Likewise.
974 * testsuite/plugin_test_3.sh: Likewise.
975 * testsuite/plugin_test_4.sh: New test case.
976
62a6d109
ILT		 9772009-01-07 Ian Lance Taylor <iant@google.com>
978
979 * version.cc (version_string): Bump to 1.8.
980
483620e8
CC		 9812008-12-23 Cary Coutant <ccoutant@google.com>
982
983 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
984 * plugin.cc (Plugin_manager::finish): Rename as
985 layout_deferred_objects. Move cleanup to separate function.
986 (Plugin_manager::cleanup): New function.
987 (Plugin_finish::run): Call layout_deferred_objects and cleanup
988 separately.
989 * plugin.h (Plugin_manager::finish): Rename as
990 layout_deferred_objects.
991 (Plugin_manager::cleanup): New function.
992 (Plugin_manager::cleanup_done): New field.
993
d66a9eb3
CC		 9942008-12-23 Cary Coutant <ccoutant@google.com>
995
996 * plugin.cc (is_visible_from_outside): New function.
997 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
998 so we don't return "IR only" status for exported symbols or -r links.
999
1000 * testsuite/Makefile.am (plugin_test_3): New test case.
1001 * testsuite/Makefile.in: Regenerate.
1002 * testsuite/plugin_test_3.sh: New file.
1003
5995b570
CC		 10042008-12-22 Cary Coutant <ccoutant@google.com>
1005
1006 * object.cc (Sized_relobj::layout_section): New function.
1007 (Sized_relobj::do_layout): Defer layout of input sections until after
1008 plugin has provided replacement files.
1009 (Sized_relobj::do_layout_deferred_sections): New function.
1010 * object.h (Relobj::set_section_offset): Remove virtual keyword.
1011 (Relobj::layout_deferred_sections): New function.
1012 (Relobj::do_layout_deferred_sections): New function.
1013 (Sized_relobj::do_layout_deferred_sections): New function.
1014 (Sized_relobj::layout_section): New function.
1015 (Sized_relobj::Deferred_layout): New structure.
1016 (Sized_relobj::deferred_layout_): New field.
1017 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
1018 Change all callers. Layout deferred sections.
1019 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
1020 references.
1021 (Plugin_hook::run): Move code from do_plugin_hook inline.
1022 (Plugin_hook::do_plugin_hook): Remove.
1023 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
1024 (Plugin_manager::finish): Renamed, was cleanup.
1025 (Plugin_manager::should_defer_layout): New function.
1026 (Plugin_manager::add_deferred_layout_object): New function.
1027 (Plugin_manager::Deferred_layout_list): New type.
1028 (Plugin_manager::deferred_layout_objects_): New field.
1029 (Plugin_hook::do_plugin_hook): Remove.
1030
ee769c88
ILT		 10312008-12-17 Ian Lance Taylor <iant@google.com>
1032
1033 * options.h (class General_options): Add --no case for
1034 --export-dynamic.
1035
abc8dcba
CC		 10362008-12-16 Cary Coutant <ccoutant@google.com>
1037
1038 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
1039 vector.
1040 (Plugin_manager::claim_file): Create plugin object even if
1041 plugin did not call the add_symbols callback.
1042 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
1043 asking for more symbols than were added.
1044 * testsuite/Makefile.am (plugin_test_1): Add test case with
1045 no global symbols.
1046 (empty.syms): New target.
1047 * testsuite/Makefile.in: Regenerate.
1048 * testsuite/plugin_test.c (claim_file_hook): Add new debug
1049 message. Don't call add_symbols if no globals.
1050 (all_symbols_read_hook): Don't provide replacement for empty
1051 claimed file.
1052
b0074644
ILT		 10532008-12-12 Ian Lance Taylor <iant@google.com>
1054
68943102
ILT		 1055 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1056 r_type == 0 for a local symbol with r_sym == 0.
1057 (scan_relocatable_relocs): Pass r_sym to
1058 local_non_section_strategy.
1059 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1060 r_sym parameter.
1061
b0074644
ILT		 1062 * configure.ac: Update test for TLS descriptors: they are
1063 supported as of glibc 2.9.
1064 * configure: Rebuild.
1065
c2508178
ILT		 10662008-12-11 Ian Lance Taylor <iant@google.com>
1067
1068 PR 7091
1069 * target-reloc.h (Default_scan_relocatable_relocs): For each
1070 function, map r_type == 0 to RELOC_DISCARD.
1071
2756a258
CC		 10722008-12-10 Cary Coutant <ccoutant@google.com>
1073
1074 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1075 object to override a kept COMDAT group from a plugin object.
1076
bb6f53d3
ILT		 10772008-12-09 Ian Lance Taylor <iant@google.com>
1078
fbc558e1
ILT		 1079 PR 7088
1080 * yyscript.y (file_cmd): Handle INPUT.
1081
bb6f53d3
ILT		 1082 * testsuite/initpri1.c: Change all declarations to be full
1083 prototypes by adding void, to avoid compiler warnings.
1084
4674ecfc
CC		 10852008-12-05 Rafael Avila de Espindola <espindola@google.com>
1086
1087 * options.cc (General_options::parse_plugin_opt): New.
1088 (General_options::add_plugin): The argument now is just the filename.
1089 (General_options::add_plugin_option): New.
1090 * options.h (plugin_opt): New.
1091 (add_plugin): Change argument name.
1092 (add_plugin_option): New.
1093 * plugin.cc (Plugin::load): Don't parse the plugin option.
1094 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1095 (Plugin::add_option): New.
1096 (Plugin::args_): Change type.
1097 (Plugin::filename_): New.
1098 (Plugin_manager::add_plugin_option): New.
1099 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1100 * testsuite/Makefile.in: Regenerate.
1101
fd06b4aa
CC		 11022008-12-05 Cary Coutant <ccoutant@google.com>
1103
1104 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1105 Handle --strip-lto-sections option.
1106 * options.h (strip_lto_sections): New option.
1107
6c52134c
CC		 11082008-12-01 Cary Coutant <ccoutant@google.com>
1109
1110 * plugin.cc (ld_plugin_message): Change format parameter to const.
1111 Fix mismatch between new[] and delete.
1112
a45248e0
CC		 11132008-11-14 Cary Coutant <ccoutant@google.com>
1114
1115 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1116 instead of -1U.
1117
c82fbeee
CS		 11182008-11-05 Craig Silverstein <csilvers@google.com>
1119
1120 * options.cc (General_options::parse_dynamic_list): New function.
1121 * options.h (General_options): New flags dynamic_list,
1122 dynamic_list_data, dynamic_list_cpp_new, and
1123 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1124 (General_options::in_dynamic_list): New function.
1125 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1126 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1127 (Lex::can_continue_name): Likewise.
1128 (yylex): Likewise.
1129 (read_script_file): New parameter script_options.
1130 (read_dynamic_list): New function.
1131 (Script_options::define_dynamic_list): New function.
1132 (dynamic_list_keyword_parsecodes): New variable.
1133 (dynamic_list_keywords): New variable.
1134 * script.h (Script_options::define_dynamic_list): New function
1135 prototype.
1136 (read_dynamic_list): New function prototype.
1137 * symtab.cc (strprefix): New macro.
1138 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1139 dynamic_list_data, dynamic_list_cpp_new, and
1140 dynamic_list_cpp_typeinfo.
1141 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1142 (dynamic_list_expr): New rule.
1143 (dynamic_list_nodes): Likewise.
1144 (dynamic_list_node): Likewise.
1145 * testsuite/Makefile.am (dynamic_list): New test.
1146 * testsuite/Makefile.in: Regenerated.
1147 * testsuite/dynamic_list.t: New file.
1148 * testsuite/dynamic_list.sh: New file.
1149
e0bb29a5
CS		 11502008-11-05 Craig Silverstein <csilvers@google.com>
1151
1152 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1153 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1154 (t11_last): Likewise.
1155 * testsuite/ver_test_6.c (main): Likewise.
1156
4e1e25e0
CC		 11572008-10-07 Cary Coutant <ccoutant@google.com>
1158
1159 * options.c (General_options::finalize): Add check for -static and
1160 -shared.
1161 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1162 is not empty.
1163
92f03fcb
CC		 11642008-10-02 Cary Coutant <ccoutant@google.com>
1165
1166 * plugin.cc (make_sized_plugin_object): Fix conditional
1167 compilation to work when not all targets are enabled.
1168
fbd8a257
CC		 11692008-09-29 Cary Coutant <ccoutant@google.com>
1170
1171 * archive.cc (Archive::get_file_and_offset): Use filename instead
1172 of name to get library path.
1173 (Archive::include_member): Unlock external member of a thin archive.
1174
1175 * testsuite/Makefile.am (TEST_AR): New variable.
1176 (thin_archive_test_1): New test.
1177 (thin_archive_test_2): New test.
81636b3f
CC		 1178 * testsuite/Makefile.in: Regenerate.
1179 * testsuite/thin_archive_main.cc: New file.
1180 * testsuite/thin_archive_test_1.cc: New file.
1181 * testsuite/thin_archive_test_2.cc: New file.
1182 * testsuite/thin_archive_test_3.cc: New file.
1183 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1184
eff45813
CC		 11852008-09-29 Cary Coutant <ccoutant@google.com>
1186
1187 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1188 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1189 instead of -1U.
1190 (Sized_relobj::do_finalize_local_symbols): Likewise.
1191 (Sized_relobj::map_to_kept_section): Likewise.
1192 * object.h (Sized_relobj::invalid_address): New constant.
1193 (Sized_relobj::do_output_section_offset): Check for invalid_address
1194 and return -1ULL.
1195 * output.cc (Output_reloc::local_section_offset): Use constant
1196 invalid_address instead of -1U.
1197 (Output_reloc::get_address): Likewise.
1198 (Output_section::output_address): Change -1U to -1ULL.
1199 * output.h (Output_reloc::invalid_address): New constant.
1200 * reloc.cc (Sized_relobj::write_sections): Use constant
1201 invalid_address instead of -1U.
1202 (Sized_relobj::relocate_sections): Likewise.
1203 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1204 values for merge sections.
1205 * target-reloc.h (relocate_for_relocatable): Use constant
1206 invalid_address instead of -1U.
1207
89fc3421
CC		 12082008-09-19 Cary Coutant <ccoutant@google.com>
1209
1210 Add plugin functionality for link-time optimization (LTO).
1211 * configure.ac (plugins): Add --enable-plugins option.
1212 * configure: Regenerate.
1213 * config.in: Regenerate.
1214 * Makefile.am (LIBDL): New variable.
1215 (CCFILES): Add plugin.cc.
1216 (HFILES): Add plugin.h.
1217 (ldadd_var): Add LIBDL.
1218 * Makefile.in: Regenerate.
1219
1220 * archive.cc: Include "plugin.h".
1221 (Archive::setup): Don't preread archive symbols when using a plugin.
1222 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1223 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1224 files.
1225 (Archive::include_member): Add symbols from plugin objects.
1226 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1227 * descriptors.cc (Descriptors::open): Check for file descriptors
1228 abandoned by plugins.
1229 (Descriptors::claim_for_plugin): New function.
1230 * descriptors.h (Descriptors::claim_for_plugin): New function.
1231 (Open_descriptor::is_claimed): New field.
1232 (claim_descriptor_for_plugin): New function.
1233 * fileread.cc (File_read::claim_for_plugin): New function.
1234 * fileread.h (File_read::claim_for_plugin): New function.
1235 (File_read::descriptor): New function.
1236 * gold.cc: Include "plugin.h".
1237 (queue_initial_tasks): Add task to call plugin hooks for generating
1238 new object files.
1239 * main.cc: Include "plugin.h".
1240 (main): Load plugin libraries.
1241 * object.h (Pluginobj): Declare.
1242 (Object::pluginobj): New function.
1243 (Object::do_pluginobj): New function.
1244 (Object::set_target): New function.
1245 * options.cc: Include "plugin.h".
1246 (General_options::parse_plugin): New function.
1247 (General_options::General_options): Initialize plugins_ field.
1248 (General_options::add_plugin): New function.
1249 * options.h (Plugin_manager): Declare.
1250 (General_options): Add --plugin option.
1251 (General_options::has_plugins): New function.
1252 (General_options::plugins): New function.
1253 (General_options::add_plugin): New function.
1254 (General_options::plugins_): New field.
1255 * plugin.cc: New file.
1256 * plugin.h: New file.
1257 * readsyms.cc: Include "plugin.h".
1258 (Read_symbols::do_read_symbols): Check for archive before checking
1259 for ELF file. Call plugin hooks to claim files.
1260 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1261 from a real object file; force override when processing replacement
1262 files.
1263 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1264 (Symbol::init_base_object): Likewise.
1265 (Symbol::init_base_output_data): Likewise.
1266 (Symbol::init_base_output_segment): Likewise.
1267 (Symbol::init_base_constant): Likewise.
1268 (Symbol::init_base_undefined): Likewise.
1269 (Symbol::output_section): Assert that object is not a plugin.
1270 (Symbol_table::add_from_pluginobj): New function.
1271 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1272 undefined.
1273 (Symbol_table::sized_write_globals): Likewise.
1274 (Symbol_table::add_from_pluginobj): Instantiate template.
1275 * symtab.h (Sized_pluginobj): Declare.
1276 (Symbol::in_real_elf): New function.
1277 (Symbol::set_in_real_elf): New function.
1278 (Symbol::in_real_elf_): New field.
1279 (Symbol_table::add_from_pluginobj): New function.
1280
1281 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1282 (LIBDL): New variable.
1283 (LDADD): Add LIBDL.
1284 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1285 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1286 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1287 (MOSTLYCLEANFILES): Likewise.
1288 * testsuite/Makefile.in: Regenerate.
1289 * testsuite/plugin_test.c: New file.
1290 * testsuite/plugin_test_1.sh: New file.
1291 * testsuite/plugin_test_2.sh: New file.
1292
de31bda5
ILT		 12932008-09-16 Ian Lance Taylor <iant@google.com>
1294
9c2d0ef9
ILT		 1295 * target-reloc.h (relocate_section): Check whether a symbol is
1296 defined by the ABI before reporting an undefined symbol error.
1297 * target.h (Target::is_defined_by_abi): Make parameter const.
1298 (Target::do_is_defined_by_abi): Likewise.
1299 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1300 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1301 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1302 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1303 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1304 * testsuite/Makefile.in: Rebuild.
1305
de31bda5
ILT		 1306 * fileread.cc (make_view): Add casts to avoid warning.
1307
9fa33bee
AO		 13082008-09-16 Alexandre Oliva <aoliva@redhat.com>
1309
1310 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1311 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1312
183fd0e3
AO		 13132008-09-16 Alexandre Oliva <aoliva@redhat.com>
1314
1315 * options.h (General_options::output_is_executable): New.
1316 (General_options::output_is_pie): New.
1317 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1318 for shared libraries.
1319 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1320
7be8330a
CD		 13212008-09-11 Chris Demetriou <cgd@google.com>
1322
1323 * options.h (origin): New -z option.
1324 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1325 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1326 in DT_FLAGS_1.
1327
a9caad02
CC		 13282008-09-05 Cary Coutant <ccoutant@google.com>
1329
1330 * fileread.cc (File_read::make_view): Add check for attempt to map
1331 beyond end of file.
1332
ae6dce4d
CC		 13332008-09-05 Cary Coutant <ccoutant@google.com>
1334
1335 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1336 explicit instantiations.
1337
d7ab2a47
KVH		 13382008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1339
1340 PR gold/6858
1341 * options.cc (General_options::finalize): Allow undefined symbols
1342 in shlibs if linking -shared.
1343
1344 PR gold/6859
1345 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1346 symbols as not needing a dynsym entry.
1347
1e52a9c1
CS		 13482008-08-20 Craig Silverstein <csilvers@google.com>
1349
1350 * fileread.cc (File_read::open): Do not lock the file unless it
1351 was successfully opened.
1352
d85c80a3
CC		 13532008-08-14 Cary Coutant <ccoutant@google.com>
1354
1355 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1356 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1357 * testsuite/tls_test.cc (struct int128): 128-bit struct
1358 for testing TLS relocs with non-zero addend.
1359 (v12): New TLS variable.
1360 (t12): New test.
1361 (t_last): Add check for v12.
1362 * testsuite/tls_test.h (t12): New function.
1363 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1364
2d924fd9
ILT		 13652008-08-13 Ian Lance Taylor <iant@google.com>
1366
1367 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1368 set tls_segment_ or relro_segment_.
1369 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1370 when appropriate.
1371 * output.h (Output_section::clear_is_relro): New function.
1372 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1373 sections specially even when output_data_ is empty.
1374 (Output_segment::maximum_alignment): When first section is relro,
1375 only force alignment for PT_LOAD segments.
1376 * script.cc (script_data_segment_align): New function.
1377 (script_data_segment_relro_end): New function.
1378 * script-c.h (script_data_segment_align): Declare.
1379 (script_data_segment_relro_end): Declare.
1380 * script-sections.h (class Script_sections): Declare
1381 data_segment_align and data_segment_relro_end. Add fields
1382 segment_align_index_ and saw_relro_end_.
1383 * script-sections.cc (class Sections_element): Add set_is_relro
1384 virtual function. Add new bool* parameter to place_orphan_here.
1385 Add get_output_section virtual function.
1386 (class Output_section_definition): Add set_is_relro. Add new
1387 bool* parameter to place_orphan_here. Add get_output_section.
1388 Add is_relro_ field.
1389 (Output_section_definition::Output_section_definition): Initialize
1390 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1391 and is_relro_ fields.
1392 (Output_section_definition::place_orphan_here): Add is_relro
1393 parameter.
1394 (Output_section_definition::set_section_addresses): Set relro for
1395 output section.
1396 (Output_section_definition::alternate_constraint): Likewise.
1397 (class Orphan_output_section): Add new bool* parameter to
1398 place_orphan_here. Add get_output_section.
1399 (Orphan_output_section::place_orphan_here): Add is_relro
1400 parameter.
1401 (Script_sections::Script_sections): Initialize
1402 data_segment_align_index_ and saw_relro_end_.
1403 (Script_sections::data_segment_align): New function.
1404 (Script_sections::data_segment_relro_end): New function.
1405 (Script_sections::place_orphan): Set or clear is_relro.
1406 (Script_sections::set_section_addresses): Force alignment of first
1407 TLS section.
1408 * yyscript.y (exp): Call script_data_segment_align and
1409 script_data_segment_relro_end.
1410 * testsuite/relro_script_test.t: New file.
1411 * testsuite/relro_test.cc (using_script): Declare.
1412 (t1, t2): Test using_script.
1413 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1414 (relro_script_test_SOURCES): Define.
1415 (relro_script_test_DEPENDENCIES): Define.
1416 (relro_script_test_LDFLAGS): Define.
1417 (relro_script_test_LDADD): Define.
1418 (relro_script_test.so): New target.
1419 * testsuite/Makefile.in: Rebuild.
1420
f827c9a9
CC		 14212008-08-06 Cary Coutant <ccoutant@google.com>
1422
1423 * archive.cc (Archive::total_archives, Archive::total_members)
1424 (Archive::total_members_loaded): New variables.
1425 (Archive::setup): Add parameter. Add option to preread
1426 archive symbols.
1427 (Archive::read_armap): Add counter.
1428 (Archive::get_file_and_offset): New function.
1429 (Archive::get_elf_object_for_member): New function.
1430 (Archive::read_all_symbols): New function.
1431 (Archive::read_symbols): New function.
1432 (Archive::add_symbols): Add counters.
1433 (Archive::include_all_members): Use armap to find members if it's
1434 already built.
1435 (Archive::include_member): Skip reading symbols if already read.
1436 Factored code into Archive::get_file_and_offset and
1437 Archive::get_elf_object_for_member. Changed call to
1438 Mapfile::report_include_archive_member.
1439 (Archive::print_stats): New function.
1440 * archive.h: Declare Object and Read_symbols_data classes.
1441 (Archive::Archive): Add initializers for new members.
1442 (Archive::setup): Add parameter.
1443 (Archive::print_stats): New function.
1444 (Archive::total_archives, Archive::total_members)
1445 (Archive::total_members_loaded): New variables.
1446 (Archive::get_file_and_offset): New function.
1447 (Archive::get_elf_object_for_member): New function.
1448 (Archive::read_all_symbols): New function.
1449 (Archive::read_symbols): New function.
1450 (Archive::Archive_member): New class.
1451 (Archive::members_): New member.
1452 (Archive::num_members_): New member.
1453 * main.cc: Include archive.h.
1454 (main): Call Archive::print_stats.
1455 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1456 archive parameter; member_name is now the fully-decorated name.
1457 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1458 * options.h: (General_options): Add --preread-archive-symbols option.
1459 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1460 Archive::setup.
1461
de4c45bd
ILT		 14622008-08-04 Ian Lance Taylor <iant@google.com>
1463
1464 * symtab.h (Symbol::use_plt_offset): New function.
1465 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1466 * powerpc.cc (Relocate::relocate): Likewise.
1467 * sparc.cc (Relocate::relocate): Likewise.
1468 * x86_64.cc (Relocate::relocate): Likewise.
1469 * testsuite/weak_plt.sh: New test.
1470 * testsuite/weak_plt_main.cc: New test.
1471 * testsuite/weak_plt_shared.cc: New test.
1472 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1473 (check_PROGRAMS): Add weak_plt.
1474 (check_DATA): Add weak_plt_shared.so.
1475 (weak_plt_main_pic.o, weak_plt): New targets.
1476 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1477 * testsuite/Makefile.in: Rebuild.
1478
1479 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1480 gcctestdir/ld.
1481 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1482 * testsuite/Makefile.in: Rebuild.
1483
323ee3f4
AM		 14842008-08-04 Alan Modra <amodra@bigpond.net.au>
1485
1486 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1487 * Makefile.in: Regenerate.
1488 * po/POTFILES.in: Regenerate.
1489
7c07ecec
ILT		 14902008-07-29 Ian Lance Taylor <iant@google.com>
1491
1492 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1493 symbols before other symbols.
1494 * testsuite/script_test_2.cc (test_addr): Declare.
1495 (test_addr_alias): Declare.
1496 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1497 values.
7c07ecec
ILT		 1498 * testsuite/script_test_2.t: Define test_addr_alias and
1499 test_addr.
1500
5778530e
ILT		 15012008-07-24 Ian Lance Taylor <iant@google.com>
1502
2a00e4fb
ILT		 1503 PR 5990
1504 * descriptors.cc: New file.
1505 * descriptors.h: New file.
1506 * gold-threads.h (class Hold_optional_lock): New class.
1507 * fileread.cc: Include "descriptors.h".
1508 (File_read::~File_read): Release descriptor rather than closing
1509 it.
1510 (File_read::open) [file]: Call open_descriptor rather than open.
1511 Set is_descriptor_opened_.
1512 (File_read::open) [memory]: Assert that descriptor is not open.
1513 (File_read::reopen_descriptor): New function.
1514 (File_read::release): Release descriptor.
1515 (File_read::do_read): Make non-const. Reopen descriptor.
1516 (File_read::read): Make non-const.
1517 (File_read::make_view): Reopen descriptor.
1518 (File_read::do_readv): Likewise.
1519 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1520 Update declarations.
1521 * layout.cc: Include "descriptors.h".
1522 (Layout::create_build_id): Use open_descriptor rather than open.
1523 * output.cc: Include "descriptors.h".
1524 (Output_file::open): Use open_descriptor rather than open.
1525 * archive.cc (Archive::const_iterator): Change Archive to be
1526 non-const.
1527 (Archive::begin, Archive::end): Make non-const.
1528 (Archive::count_members): Likewise.
1529 * archive.h (class Archive): Update declarations.
1530 * object.h (Object::read): Make non-const.
1531 * Makefile.am (CCFILES): Add descriptors.cc.
1532 (HFILES): Add descriptors.h.
1533 * Makefile.in: Rebuild.
1534
801647d1
ILT		 1535 PR 6716
1536 * gold.h: Always include <clocale>. Add Solaris workarounds
1537 following code in binutils/sysdep.h.
1538
5edd166e
ILT		 1539 PR 6048
1540 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1541 this->eh_frame_hdr_ is NULL before using it.
1542
c89ad728
ILT		 1543 * dynobj.cc (Versions::Versions): Update comment.
1544
aa86f06b
ILT		 1545 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1546 the base version name.
1547
5778530e
ILT		 1548 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1549 array size plus one.
1550 (Stringpool_template::set_string_offsets): Subtract one from key
1551 before using it as an array index.
1552 (Stringpool_template::get_offset_with_length): Likewise.
1553 (Stringpool_template::write_to_buffer): Likewise.
1554 * stringpool.h (Stringpool_template::get_offset_from_key):
1555 Likewise.
1556
057ead22
ILT		 15572008-07-23 Ian Lance Taylor <iant@google.com>
1558
7f649c59
ILT		 1559 PR 6658
1560 * object.h (Merged_symbol_value::value): Do our best to handle a
1561 negative addend.
1562
057ead22
ILT		 1563 PR 6647
1564 * script.cc (Version_script_info::get_versions): Don't add empty
1565 version tag to return value.
1566 (Version_script_info::get_symbol_version_helper): Change return
1567 type to bool. Add pversion parameter. Change all callers.
1568 (script_register_vers_node): Don't require a non-NULL tag.
1569 * script.h (class Version_script_info): Update declarations.
1570 (Version_script_info::get_symbol_version): Change return type to
1571 bool. Add version parameter. Change all callers.
1572 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1573 handling. Handle an empty version from a version script.
1574 (Symbol_table::define_special_symbol): Likewise.
1575 * testsuite/ver_test_10.script: New file.
1576 * testsuite/ver_test_10.sh: New file.
1577 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1578 (check_DATA): Add ver_test_10.syms.
1579 (ver_test_10.syms, ver_test_10.so): New target.
1580 * testsuite/Makefile.in: Rebuild.
1581
58e54ac2
CD		 15822008-07-23 Simon Baldwin <simonb@google.com>
1583
1584 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1585 to zero for undefined symbols from dynamic libraries.
1586
95d14cd3
ILT		 15872008-07-23 Ian Lance Taylor <iant@google.com>
1588
1589 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1590 Change all callers.
1591 * symtab.h (class Symbol_table): Update declaration.
1592 * testsuite/ver_test_9.cc: New file.
1593 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1594 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1595 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1596 (ver_test_9.so, ver_test_9.o): New targets.
1597 * testsuite/Makefile.in: Rebuild.
1598
92de84a6
ILT		 15992008-07-22 Ian Lance Taylor <iant@google.com>
1600
34810851
ILT		 1601 * options.h (class General_options): Define --check-sections.
1602 * layout.cc (Layout::set_segment_offsets): Handle
1603 --check-sections.
1604
af6156ef
ILT		 1605 * options.h (class General_options): Define -n/--nmagic and
1606 -N/--omagic.
1607 * options.cc (General_options::finalize): For -n/--nmagic or
1608 -N/--omagic, set -static.
1609 * layout.cc (Layout::attach_allocated_section_to_segment): If
1610 -N/--omagic, don't put read-only and read-write sections in
1611 different segments.
1612 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1613 finding a read-only segment.
1614 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1615 don't set the minimum segment alignment to the common page size,
1616 and don't set the file offset to the address modulo the page size.
1617 * script-sections.cc (Script_sections::create_segments): If
1618 -n/--omagic, don't put read-only and read-write sections in
1619 different segments.
1620
92de84a6
ILT		 1621 * cref.cc: New file.
1622 * cref.h: New file.
1623 * options.h (class General_options): Add --print-symbol-counts.
1624 * main.cc (main): Issue defined symbol report if requested.
1625 * archive.cc (Archive::interpret_header): Make into a const member
1626 function.
1627 (Archive::add_symbols): Call Input_objects::archive_start and
1628 archive_stop.
1629 (Archive::const_iterator): Define new class.
1630 (Archive::begin, Archive::end): New functions.
1631 (Archive::include_all_members): Rewrite to use iterator.
1632 (Archive::count_members): New function.
1633 * archive.h (class Archive): Update declarations.
1634 (Archive::filename): New function.
1635 * object.cc: Include "cref.h".
1636 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1637 (Sized_relobj::do_get_global_symbol_counts): New function.
1638 (Input_objects::add_object): Add object to cross-referencer.
1639 (Input_objects::archive_start): New function.
1640 (Input_objects::archive_stop): New function.
1641 (Input_objects::print_symbol_counts): New function.
1642 * object.h: Declare Cref and Archive.
1643 (Object::get_global_symbol_counts): New function.
1644 (Object::do_get_global_symbol_counts): New pure virtual function.
1645 (class Sized_relobj): Add defined_count_ field. Update
1646 declarations.
1647 (class Input_objects): Add cref_ field. Update constructor.
1648 Update declarations.
1649 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1650 defined_count_.
1651 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1652 symbol counts.
1653 (Sized_dynobj::do_get_global_symbol_counts): New function.
1654 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1655 defined_count_. Update declarations. Define Symbols typedef.
1656 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1657 parameter. Change all callers.
1658 (Symbol_table::add_from_dynobj): Add sympointers and defined
1659 parameters. Change all callers.
1660 * symtab.h (class Symbol_table): Update declarations.
1661 * Makefile.am (CCFILES): Add cref.cc.
1662 (HFILES): Add cref.h.
1663 * Makefile.in: Rebuild.
1664
3f7c5e1d
CD		 16652008-07-22 Simon Baldwin <simonb@google.com>
1666
1667 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1668 to zero when writing undefined symbols.
1669
e0b64032
ILT		 16702008-07-22 Ian Lance Taylor <iant@google.com>
1671
1672 * output.cc (Output_section::add_input_section): Don't try to
1673 merge empty merge sections.
1674
096b02cf
CS		 16752008-07-21 Craig Silverstein <csilvers@google.com>
1676
1677 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1678 Include symbol version in error message.
cd536b21 1679
1d1f116d
CD		 16802008-07-20 Chris Demetriou <cgd@google.com>
1681
cd536b21 1682 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1683 (RANDOM_SEED_CFLAGS): New substituted variable.
1684 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1685 * configure: Rebuild.
1686 * Makefile.in: Likewise.
1687 * testsuite/Makefile.in: Likewise.
1688
a18f591e
ILT		 16892008-07-18 Ian Lance Taylor <iant@google.com>
1690
1691 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1692 where we see NAME/NULL and NAME/VERSION as separate symbols.
1693 * testsuite/ver_test_main.cc (main): Call t4.
1694 (t4, t4_2a): Define.
1695 * testsuite/ver_test_2.cc (t4_2): Define.
1696 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1697 * testsuite/ver_test_4.cc (t4_2a): Define.
1698 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1699 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1700
c6e3f6ed
ILT		 17012008-07-17 Ian Lance Taylor <iant@google.com>
1702
1703 * dynobj.cc (Versions::add_def): If we give an error about a
1704 missing version, go ahead and create the version anyhow.
1705
ef9beddf
ILT		 17062008-07-10 Ian Lance Taylor <iant@google.com>
1707
1708 Handle output sections with more than 0x7fffffff bytes.
1709 * object.h (class Relobj): Change map_to_output_ to
1710 output_sections_, and just keep a section pointer. Change all
1711 uses. Move comdat group support to Sized_relobj.
1712 (Relobj::is_section_specially_mapped): Remove.
1713 (Relobj::output_section): Remove poff parameter. Change all
1714 callers.
1715 (Relobj::output_section_offset): New function.
1716 (Relobj::set_section_offset): Rewrite.
1717 (Relobj::map_to_output): Remove.
1718 (Relobj::output_sections): New function.
1719 (Relobj::do_output_section_offset): New pure virtual function.
1720 (Relobj::do_set_section_offset): Likewise.
1721 (class Sized_relobj): Add section_offsets_ field. Add comdat
1722 group support from Relobj. Update declarations.
1723 (Sized_relobj::get_output_section_offset): New function.
1724 (Sized_relobj::do_output_section_offset): New function.
1725 (Sized_relobj::do_set_section_offset): New function.
1726 * object.cc (Relobj::output_section_address): Remove.
1727 (Sized_relobj::Sized_relobj): Initialize new fields.
1728 (Sized_relobj::include_section_group): Cast find_kept_object to
1729 Sized_relobj.
1730 (Sized_relobj::include_linkonce_section): Likewise.
1731 (Sized_relobj::do_layout): Use separate arrays for output section
1732 and output offset.
1733 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1734 output_sections.
1735 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1736 output_sections and section_offsets.
1737 (Sized_relobj::write_local_symbols): Likewise.
1738 (map_to_kept_section): Compute output address directly.
1739 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1740 output_sections and section_offsets.
1741 (Sized_relobj::write_sections): Likewise.
1742 (Sized_relobj::relocate_sections): Likewise.
1743 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1744 * output.h (class Output_reloc): Update declarations. Change
1745 u2_.relobj to Sized_relobj*.
1746 (class Output_data_reloc): Change add functions to use
1747 Sized_relobj*.
1748 * output.cc (Output_reloc::Output_reloc): Change relobj to
1749 Sized_relobj*.
1750 (Output_reloc::local_section_offset): Change return type to
1751 Elf_Addr. Use get_output_section_offset.
1752 (Output_reloc::get_address): Likewise.
1753 (Output_section::is_input_address_mapped): Don't call
1754 is_section_specially_mapped.
1755 (Output_section::output_offset): Likewise.
1756 (Output_section::output_address): Likewise.
1757 (Output_section::starting_output_address): Likewise.
1758 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1759 parameter to Sized_relobj*.
1760 (Copy_relocs::need_copy_reloc): Likewise.
1761 (Copy_relocs::save): Likewise.
1762 * copy-relocs.h (class Copy_relocs): Update declarations.
1763 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1764 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1765 * target-reloc.h (relocate_for_relocatable): Change
1766 offset_in_output_section type to Elf_Addr. Change code that uses
1767 it as well.
1768 * layout.cc (Layout::layout): Always set *off.
1769 * mapfile.cc (Mapfile::print_input_section): Use
1770 output_section_offset.
1771 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1772 Sized_relobj*.
1773 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1774 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1775 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1776
5cb66f97
ILT		 17772008-07-03 Ian Lance Taylor <iant@google.com>
1778
1779 * layout.cc (Layout::include_section): Do not discard unrecognized
1780 SHT_STRTAB sections.
1781
afe47622
CS		 17822008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1783
1784 * script.cc (Lex::can_continue_name): Make '?' allowable in
1785 version-script names.
1786 * testsuite/version_script.map: Change glob pattern to use '?'
1787
5adf9721
ILT		 17882008-06-30 Manish Singh <yosh@gimp.org>
1789
1790 PR 6585
1791 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1792 Correct typo.
1793
e6fde208
ILT		 17942008-06-30 Ian Lance Taylor <iant@google.com>
1795
1796 PR 6660
1797 PR 6682
1798 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1799 versions]: Don't try to read the value in the contents, since we
1800 don't use it. Use the template endianness when writing.
1801
3f2e6a2d
CC		 18022008-06-25 Cary Coutant <ccoutant@google.com>
1803
1804 * fileread.cc (File_read::make_view): Assert on zero-length view.
1805 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1806 symbol table when there are no symbols to read.
1807
c43d3a48
CS		 18082008-06-23 Craig Silverstein <csilvers@google.com>
1809
1810 * version.cc (version_string): Bump to 1.7
1811
5f494ea0
CS		 18122008-06-18 Craig Silverstein <csilvers@google.com>
1813
1814 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1815 constant 0xFFFF to type Valtype.
1816 (Powerpc_relocate_functions::rel16_ha): Likewise.
1817
c42e122e
ILT		 18182008-06-17 Ian Lance Taylor <iant@google.com>
1819
f34787f8
ILT		 1820 * output.h (Output_section::Input_section): Initialize p2align_ to
1821 zero for Output_section_data constructors.
1822 (Output_section::Input_section::addralign): If not an input
1823 section, return the alignment of the Output_section_data.
1824 * testsuite/copy_test.cc: New file.
1825 * testsuite/copy_test_1.cc: New file.
1826 * testsuite/copy_test_2.cc: New file.
1827 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1828 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1829 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1830 (copy_test_1_pic.o, copy_test_1.so): New targets.
1831 (copy_test_2_pic.o, copy_test_2.so): New targets.
1832 * testsuite/Makefile.in: Rebuild.
1833
c42e122e
ILT		 1834 * script-sections.cc (Script_sections::place_orphan): Initialize
1835 local variable exact.
1836
ce3ac18a
DE		 18372008-06-13 David Edelsohn <edelsohn@gnu.org>
1838
1839 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1840
42cacb20
DE		 18412008-06-12 David Edelsohn <edelsohn@gnu.org>
1842 David S. Miller <davem@davemloft.net>
1843
1844 * powerpc.cc: New file.
1845 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1846 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1847 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1848 * Makefile.in: Rebuild.
1849
7b308235
ILT		 18502008-06-09 Ian Lance Taylor <iant@google.com>
1851
1852 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1853 <exception>.
1854 (throwing, orig_terminate): New static variables.
1855 (terminate_handler): New static function.
1856 (t2): Set terminate handler.
1857
f0b886e3
ILT		 18582008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1859
1860 PR 6584
cd536b21 1861 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1862 alignment.
1863
3e90f135
CC		 18642008-05-30 Cary Coutant <ccoutant@google.com>
1865
1866 * archive.cc (Archive::include_all_members) Correct to step
1867 over symbol table and extended name table in thin archives.
1868
e09ad04a
ILT		 18692008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1870
1871 PR 6407
1872 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1873 calculation.
1874
62b01cb5
ILT		 18752008-05-28 Caleb Howe <cshowe@google.com>
1876
1877 * reduced_debug_output.cc: New file.
1878 * reduced_debug_output.h: New file.
92de84a6 1879 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1880 * options.cc (General_options::finalize): Add strip_debug_non_line
1881 to the strip heirarchy.
1882 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1883 fields.
1884 * layout.cc: Include "reduced_debug_output.h".
1885 (Layout::Layout): Initialize new fields.
1886 (line_only_debug_sections): New static array.
1887 (is_lines_only_debug_sections): New static inline function.
1888 (Layout::include_section): Handle --strip-debug-non-line.
1889 (Layout::make_output_section): If --strip-debug-non-line, build
1890 new output sections for .debug_abbrev and .debug_info.
1891 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1892 gold. Warn about possible overflow.
1893 (read_signed_LEB_128): Likewise.
1894 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1895 (read_signed_LEB_128): Declare.
1896 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1897 (HFILES): Add reduced_debug_output.h.
1898 * Makefile.in: Rebuild.
1899
7d9e3d98
ILT		 19002008-05-21 Ian Lance Taylor <iant@google.com>
1901
1902 * mapfile.cc: New file.
1903 * mapfile.h: New file.
1904 * options.h (class General_options): Add -M/--print-map and -Map.
1905 * options.cc (General_options::finalize): Make -M equivalent to
1906 -Map -.
1907 * main.cc: Include <cstdio> and "mapfile.h".
1908 (main): Open mapfile if requested.
1909 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1910 constructor. Change caller.
1911 (queue_initial_tasks): Add mapfile parameter. Change caller.
1912 (queue_middle_tasks): Likewise.
1913 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1914 declarations.
1915 * archive.cc: Include "mapfile.h".
1916 (Archive::add_symbols): Add mapfile parameter. Change all
1917 callers. Pass mapfile, symbol, and reason to include_member.
1918 (Archive::include_all_members): Add mapfile parameter. Change all
1919 callers.
1920 (Archive::include_member): Add mapfile, sym, and why parameters.
1921 Change all callers. Report inclusion to map file.
1922 * archive.h: Include "fileread.h".
1923 (class Archive): Update declarations.
1924 (Archive::file): New const method.
1925 (class Add_archive_symbols): Add mapfile_ field. Update
1926 constructor. Change all callers.
1927 * readsyms.h (class Read_symbols): Likewise.
1928 (class Finish_group): Likewise.
1929 (class Read_script): Likewise.
1930 * common.cc: Include "mapfile.h".
1931 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1932 all callers.
1933 (Symbol_table::do_allocate_commons): Likewise.
1934 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1935 symbol allocation to mapfile.
1936 * common.h (class Allocate_commons_task): Add mapfile_ field.
1937 Update constructor. Change all callers.
1938 * symtab.h (class Symbol_table): Update declarations.
1939 * layout.cc: Include "mapfile.h".
1940 (Layout_task_runner::run): Print information to mapfile.
1941 (Layout::create_gold_note): Change Output_data_fixed_space to
1942 Output_data_zero_fill.
1943 (Layout::create_build_id): Likewise.
1944 (Layout::print_to_mapfile): New function.
1945 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1946 constructor. Change caller.
1947 (class Layout): Declare print_to_mapfile.
1948 * output.cc (Output_section::Input_section::print_to_mapfile): New
1949 function.
1950 (Output_section::add_input_section): If producing a map, always
1951 add to input_sections_ list.
1952 (Output_section::do_print_to_mapfile): New function.
1953 (Output_segment::print_sections_to_mapfile): New function.
1954 (Output_segment::print_section_list_to_mapfile): New function.
1955 * output.h: Include "mapfile.h".
1956 (Output_data::print_to_mapfile): New function.
1957 (Output_data::do_print_to_mapfile): New virtual function.
1958 (Output_segment_headers::do_print_to_mapfile): New function.
1959 (Output_file_header::do_print_to_mapfile): New function.
1960 (Output_data_const::do_print_to_mapfile): New function.
1961 (class Output_data_const_buffer): Add map_name_ field. Update
1962 constructor. Change all callers. Add do_print_to_mapfile
1963 function.
1964 (class Output_data_fixed_space): Likewise.
1965 (class Output_data_space): Likewise.
1966 (class Output_data_zero_fill): New class.
1967 (Output_data_strtab::do_print_to_mapfile): New function.
1968 (Output_data_reloc_base::do_print_to_mapfile): New function.
1969 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1970 (Output_data_group::do_print_to_mapfile): New function.
1971 (Output_data_got::do_print_to_mapfile): New function.
1972 (Output_data_dynamic::do_print_to_mapfile): New function.
1973 (Output_symtab_xindex::do_print_to_mapfile): New function.
1974 (class Output_section): Declare do_print_to_mapflie. Declare
1975 print_to_mapfile in Input_section.
1976 (class Output_segment): Declare new functions.
1977 * object.h (Sized_relobj::symbol_count): New function.
1978 * script-sections.cc
1979 (Output_section_element_dot_assignment::set_section_addresses):
1980 Change Output_data_fixed_space to Output_data_zero_fill.
1981 (Output_data_expression::do_print_to_mapfile): New function.
1982 * script.cc (read_input_script): Add mapfile parameter. Change
1983 all callers.
1984 * script.h (read_input_script): Update declaration.
1985 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1986 (Eh_frame::do_print_to_mapfile): New function.
1987 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1988 (Output_merge_string::do_print_to_mapfile): New function.
1989 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1990 function.
1991 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1992 function.
1993 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1994 function.
1995 * Makefile.am (CCFILES): Add mapfile.cc.
1996 (HFILES): Add mapfile.h.
1997 * Makefile.in: Rebuild.
1998
9f1d377b
ILT		 19992008-05-19 Ian Lance Taylor <iant@google.com>
2000
2001 * options.h (class General_options): Add -z relro.
2002 * layout.cc (Layout::Layout): Initialize relro_segment_.
2003 (Layout::add_output_section_data): Return the output section.
2004 (Layout::make_output_section): Rcognize relro sections and mark
2005 them appropriately.
2006 (Layout::attach_allocated_section_to_segment): Put relro sections
2007 in a PT_GNU_RELRO segment.
2008 (Layout::create_initial_dynamic_sections): Mark the .dynamic
2009 section as relro.
2010 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
2011 PT_TLS segments.
2012 (Layout::linkonce_mapping): Map d.rel.ro.local to
2013 .data.rel.ro.local.
2014 (Layout::output_section_name): Us .data.rel.ro.local for any
2015 section which begins with that.
2016 * layout.h (class Layout): Update add_output_section_data
2017 declaration. Add relro_segment_ field.
2018 * output.cc (Output_section::Output_section): Initialize is_relro_
2019 and is_relro_local_ fields.
2020 (Output_segment::add_output_section): Group relro sections.
2021 (Output_segment::is_first_section_relro): New function.
2022 (Output_segment::maximum_alignment): If there is a relro section,
2023 align the segment to the common page size.
2024 (Output_segment::set_section_addresses): Track whether we are
2025 looking at relro sections. If the last section is a relro
2026 section, align to the common page size.
2027 (Output_segment::set_section_list_addresses): Add in_relro
2028 parameter. Change all callers. Align to the page size when
2029 moving from relro to non-relro section.
2030 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
2031 segment.
2032 * output.h (class Output_section): Add is_relro_ and
2033 is_relro_local_ fields.
2034 (Output_section::is_relro): New function.
2035 (Output_section::set_is_relro): New function.
2036 (Output_section::is_relro_local): New function.
2037 (Output_section::set_is_relro_local): New function.
2038 (class Output_segment): Update declarations.
2039 * i386.cc (Target_i386::got_section): Mark .got section as relro.
2040 * sparc.cc (Target_sparc::got_section): Likewise.
2041 * x86_64.cc (Target_x86_64::got_section): Likewise.
2042 * testsuite/relro_test_main.cc: New file.
2043 * testsuite/relro_test.cc: New file.
2044 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
2045 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
2046 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
2047 (relro_test.so, relro_test_pic.o): New targets.
2048 * testsuite/Makefile.in: Rebuild.
2049
a984ee1d
ILT		 20502008-05-16 Ian Lance Taylor <iant@google.com>
2051
01676dcd
ILT		 2052 * output.cc (Output_segment::add_output_section): Remove front
2053 parameter.
2054 * output.h (class Output_segment): Remove
2055 add_initial_output_section and overloaded add_output_section.
2056 Update declaration of remaining add_output_section.
2057 * layout.cc (Layout::create_interp): Call add_output_section
2058 rather than add_initial_output_section.
2059 (Layout::finish_dynamic_section): Likewise.
2060
497897f9
ILT		 2061 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2062 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2063 know the dynamic type.
2064 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2065 field. Initialize it in constructor.
2066 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2067 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2068 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2069 reloc.
2070
a984ee1d
ILT		 2071 * output.cc (Output_reloc::get_address): Change return type to
2072 Elf_Addr.
2073 * output.h (class Output_reloc): Update get_address declaration.
2074 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2075 for section addresses.
2076
55ba0940
ILT		 20772008-05-09 Ian Lance Taylor <iant@google.com>
2078
2079 PR 6493
2080 * gold.cc (gold_nomem): Use return value of write.
2081
75517b77
ILT		 20822008-05-08 Ian Lance Taylor <iant@google.com>
2083
2084 * symtab.c (Symbol::init_base_output_data): Add version
2085 parameter. Change all callers.
2086 (Symbol::init_base_output_segment): Likewise.
2087 (Symbol::init_base_constant): Likewise.
2088 (Symbol::init_base_undefined): Likewise.
2089 (Sized_symbol::init_output_data): Likewise.
2090 (Sized_symbol::init_output_segment): Likewise.
2091 (Sized_symbol::init_constant): Likewise.
2092 (Sized_symbol::init_undefined): Likewise.
2093 (Symbol_table::do_define_in_output_data): If the new symbol has a
2094 version, mark it as the default.
2095 (Symbol_table::do_define_in_output_segment): Likewise.
2096 (Symbol_table::do_define_as_constant): Likewise.
2097 * symtab.h (class Symbol): Update declarations.
2098 (class Sized_symbol): Likewise.
2099 * resolve.cc (Symbol::override_version): New function.
c42e122e 2100 (Symbol::override_base): Call override_version.
75517b77
ILT		 2101 (Symbol::override_base_with_special): Likewise.
2102 * testsuite/ver_script_8.script: New file.
2103 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2104 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2105 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2106 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2107
f1f70eae
ILT		 21082008-05-06 Ian Lance Taylor <iant@google.com>
2109
f3e9c5c5
ILT		 2110 PR 6049
2111 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2112 functions.
2113 (class General_options): Remove existing --undefined, and add
2114 --no-undefined instead. Add new --undefined as synonym for -u.
2115 * archive.cc (Archive::add_symbols): Check whether symbol was
2116 named with -u.
2117 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2118 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2119 all uses. Add IS_UNDEFINED. Update declarations to split
2120 different versions of init_base. Declare init_base_undefined.
2121 (Symbol::is_defined): Handle IS_UNDEFINED.
2122 (Symbol::is_undefined): Likewise.
2123 (Symbol::is_weak_undefined): Call is_undefined.
2124 (Symbol::is_absolute): Handle IS_CONSTANT.
2125 (class Sized_symbol): Update declarations to split different
2126 versions of init. Declare init_undefined.
2127 (class Symbol_table): Declare new functions.
2128 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2129 Change all callers.
2130 (Symbol::init_base_output_data): Likewise.
2131 (Symbol::init_base_output_segment): Likewise.
2132 (Symbol::init_base_constant): Likewise.
2133 (Symbol::init_base_undefined): New function.
2134 (Sized_symbol::init_object): Rename from init. Change all
2135 callers.
2136 (Sized_symbol::init_output_data): Likewise.
2137 (Sized_symbol::init_output_segment): Likewise.
2138 (Sized_symbol::init_constant): Likewise.
2139 (Sized_symbol::init_undefined): New function.
2140 (Symbol_table::add_undefined_symbols_from_command_line): New
2141 function.
2142 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2143 function.
2144 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2145 (Symbol::output_section): Likewise.
2146 (Symbol::set_output_section): Likewise.
2147 (Symbol_table::sized_finalize_symbol): Likewise.
2148 (Symbol_table::sized_write_globals): Likewise.
2149 * resolve.cc (Symbol_table::should_override): Likewise.
2150 (Symbol::override_base_with_special): Likewise.
2151
8bdcdf2c
ILT		 2152 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2153 symbol, change it to have default visibility.
2154 * testsuite/protected_1.cc: New file.
2155 * testsuite/protected_2.cc: New file.
2156 * testsuite/protected_3.cc: New file.
2157 * testsuite/protected_main_1.cc: New file.
2158 * testsuite/protected_main_2.cc: New file.
2159 * testsuite/protected_main_3.cc: New file.
2160 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2161 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2162 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2163 (protected_1.so): New target.
2164 (protected_1_pic.o, protected_2_pic.o): New targets.
2165 (protected_3_pic.o): New target.
2166 (check_PROGRAMS): Add protected_2.
2167 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2168 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2169 * testsuite/Makefile.in: Rebuild.
2170
2b706932
ILT		 2171 * options.h (DEFINE_var): Add set_user_set_##varname__.
2172 (DEFINE_bool_alias): New macro.
2173 (class General_options): Define -Bstatic using DEFINE_bool_alias
2174 rather than DEFINE_special. Add --undefined as an alias for -z
2175 defs.
2176 * options.cc (General_options::parse_Bstatic): Remove.
2177
d82a5bcc
ILT		 2178 * options.h (class General_options): Add --fatal-warnings.
2179 * main.cc (main): Implement --fatal-warnings.
2180 * errors.h (Errors::warning_count): New function.
2181
f1f70eae
ILT		 2182 * options.h (class General_options): Add -Bsymbolic-functions.
2183 * symtab.h (Symbol::is_preemptible): Check for
2184 -Bsymbolic-functions.
2185
8825ac63
ILT		 21862008-05-05 Ian Lance Taylor <iant@google.com>
2187
d98bc257
ILT		 2188 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2189 as noVARNAME rather than no-VARNAME.
2190 (class General_options): Add option -z combreloc.
2191 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2192 get_address.
2193 (Output_reloc::sort_before) [SHT_REL]: New function.
2194 (Output_reloc::sort_before) [SHT_RELA]: New function.
2195 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2196 Sort_relocs_comparison.
2197 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2198 parameter. Change all callers.
2199 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2200 sort_relocs parameter. Change all callers.
2201 * output.cc (Output_reloc::get_address): New function, broken out
2202 of write_rel.
2203 (Output_reloc::write_rel): Call it.
2204 (Output_reloc::compare): New function.
2205 (Output_data_reloc_base::do_write): Optionally sort relocs.
2206
60b2b4e7
ILT		 2207 * configure.ac: If targ_extra_obj is set, link it in.
2208 * configure.tgt: Initialize all variables.
2209 (x86_64*): Set targ_extra_obj and targ_extra_size.
2210 * configure: Rebuild.
2211
8825ac63
ILT		 2212 * object.cc (Sized_relobj::include_section_group): Adjust section
2213 indexes read from group data. Build vector to pass to
2214 layout_group.
2215 * layout.cc (Layout::layout_group): Add flags and shndxes
2216 parameters. Remove contents parameter. Change caller. Update
2217 explicit instantiations.
2218 * layout.h (class Layout): Update layout_group declaration.
2219 * output.cc (Output_data_group::Output_data_group): Add flags and
2220 input_shndxes parameters. Remove contents parameter. Change
2221 caller.
2222 (Output_data_group::do_write): Change input_sections_ to
2223 input_shndxes_.
2224 * output.h (class Output_data_group): Update constructor
2225 declaration. Rename input_sections_ to input_shndxes_.
2226 * testsuite/many_sections_test.cc: Add template.
2227
e94cf127
CC		 22282008-04-30 Cary Coutant <ccoutant@google.com>
2229
4418b2d5
CC		 2230 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2231
e94cf127
CC		 2232 * layout.cc (Layout::include_section): Refactored check for debug
2233 info section.
2234 (Layout::add_comdat): Add new parameters. Change type
2235 of signature parameter. Add object and shndx to signatures table.
2236 (Layout::find_kept_object): New function.
2237 * layout.h: Include <cstring>.
2238 (Layout::is_debug_info_section): New function.
2239 (Layout::add_comdat): Add new parameters.
2240 (Layout::find_kept_object): New function.
2241 (Layout::Kept_section): New struct.
2242 (Layout::Signatures): Change type of map range.
2243 * object.cc (Relobj::output_section_address): New function.
2244 (Sized_relobj::include_section_group): Add new parameters. Change
2245 calls to Layout::add_comdat. Change to build table of kept comdat
2246 groups and table mapping discarded sections to kept sections.
2247 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2248 (Sized_relobj::do_layout): Change calls to include_section_group and
2249 include_linkonce_section.
2250 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2251 value to zero when section is discarded.
2252 (Sized_relobj::map_to_kept_section): New function.
2253 * object.h (Relobj::output_section_address): New function.
2254 (Relobj::Comdat_group): New type.
2255 (Relobj::find_comdat_group): New function.
2256 (Relobj::Comdat_group_table): New type.
2257 (Relobj::Kept_comdat_section): New type.
2258 (Relobj::Kept_comdat_section_table): New type.
2259 (Relobj::add_comdat_group): New function.
2260 (Relobj::set_kept_comdat_section): New function.
2261 (Relobj::get_kept_comdat_section): New function.
2262 (Relobj::comdat_groups_): New field.
2263 (Relobj::kept_comdat_sections_): New field.
2264 (Symbol_value::input_value): Update comment.
2265 (Sized_relobj::map_to_kept_section) New function.
2266 (Sized_relobj::include_linkonce_section): Add new parameter.
2267 * target-reloc.h (Comdat_behavior): New type.
2268 (get_comdat_behavior): New function.
2269 (relocate_section): Add code to map a discarded section to the
2270 corresponding kept section when applying a relocation.
2271
e4e5049b
CS		 22722008-04-30 Craig Silverstein <csilvers@google.com>
2273
2274 * dwarf_reader.cc (next_generation_count): New static var.
2275 (Addr2line_cache_entry): New struct.
2276 (addr2line_cache): New static var.
2277 (Dwarf_line_info::one_addr2line): Added caching.
2278 (Dwarf_line_info::clear_addr2line_cache): New function.
2279 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2280 cache-size parameter.
2281 (Dwarf_line_info::one_addr2line_cache): New function.
2282 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2283 new cache-size argument to one_addr2line(), and clear cache.
2284
d09e9154
CC		 22852008-04-28 Cary Coutant <ccoutant@google.com>
2286
2287 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2288 R_386_PC8 relocations.
2289
7ef73768
ILT		 22902008-04-23 Ian Lance Taylor <iant@google.com>
2291
55438702
ILT		 2292 * object.cc (Sized_relobj::include_section_group): Check for
2293 invalid section group.
2294
c165fb93
ILT		 2295 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2296 header size.
2297
7ef73768
ILT		 2298 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2299 than read for file header.
2300 * archive.cc (Archive::include_member): Likewise.
2301
6194aaab
L		 23022008-04-23 Paolo Bonzini <bonzini@gnu.org>
2303
2304 * aclocal.m4: Regenerate.
2305 * configure: Regenerate.
2306
d491d34e
ILT		 23072008-04-19 Ian Lance Taylor <iant@google.com>
2308
5ea2bac6
ILT		 2309 * version.cc (version_string): Bump to 1.6.
2310
7bc3e21a
ILT		 2311 * testsuite/Makefile.am (many_sections_r_test): New target.
2312 (many_sections_r_test_SOURCES): Remove.
2313 (many_sections_r_test_DEPENDENCIES): Remove.
2314 (many_sections_r_test_LDFLAGS): Remove.
2315 (many_sections_r_test_LDADD): Remove.
2316
7fcd3aa9
ILT		 2317 * object.cc (Sized_relobj::do_add_symbols): Always pass
2318 local_symbol_count_ to add_from_relobj.
2319
4c94d6ae
ILT		 2320 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2321 every thousand variables.
2322 * testsuite/Makefile.in: Rebuild.
2323
d491d34e
ILT		 2324 * object.cc (Xindex::initialize_symtab_xindex): New function.
2325 (Xindex::read_symtab_xindex): New function.
2326 (Xindex::sym_xindex_to_shndx): New function.
2327 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2328 available.
2329 (Sized_relobj::do_initialize_xindex): New function.
2330 (Sized_relobj::do_read_symbols): Adjust section links.
2331 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2332 parameter. Change all callers.
2333 (Sized_relobj::include_section_group): Adjust section links and
2334 symbol section indexes.
2335 (Sized_relobj::do_layout): Adjust section links.
2336 (Sized_relobj::do_count_local_symbols): Adjust section links and
2337 symbol section indexes.
2338 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2339 ordinary and special symbols.
2340 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2341 dynsym_xindex parameters. Change all callers. Adjust section
2342 links. Use SHN_XINDEX when needed.
2343 (Sized_relobj::get_symbol_location_info): Adjust section links.
2344 Don't get fooled by special symbols.
2345 * object.h (class Xindex): Define.
2346 (class Object): Add xindex_ parameter. Declare virtual functoin
2347 do_initialize_xindex.
2348 (Object::adjust_sym_shndx): New function.
2349 (Object::set_xindex): New protected function.
2350 (class Symbol_value): Add is_ordinary_shndx_ field.
2351 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2352 (Symbol_value::value): Assert ordinary section.
2353 (Symbol_value::initialize_input_to_output_map): Likewise.
2354 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2355 Change all callers.
2356 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2357 all callers.
2358 (class Sized_relobj): Update declarations.
2359 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2360 parameter. Change all callers.
2361 (Sized_relobj::adjust_shndx): New function.
2362 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2363 field.
2364 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2365 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2366 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2367 (Sized_dynobj::read_dynsym_section): Adjust section links.
2368 (Sized_dynobj::read_dynamic): Likewise.
2369 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2370 section links.
2371 (Sized_dynobj::do_initialize_xindex): New function.
2372 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2373 do_initialize_xindex.
2374 (Sized_dynobj::adjust_shndx): New function.
2375 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2376 dynsym_xindex_ fields.
2377 (Layout::finalize): Add a call to set_section_indexes before
2378 creating the symtab sections.
2379 (Layout::set_section_indexes): Don't do anything if the section
2380 already has a section index.
2381 (Layout::create_symtab_sections): Add shnum parameter. Change
2382 caller. Create .symtab_shndx section if needed.
2383 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2384 caller.
2385 (Layout::allocated_output_section_count): New function.
2386 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2387 needed.
2388 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2389 fields. Update declarations.
2390 (Layout::symtab_xindex): New function.
2391 (Layout::dynsym_xindex): New function.
2392 (class Write_symbols_task): Add layout_ field.
2393 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2394 Change caller.
2395 * output.cc (Output_section_headers::Output_section_headers): Add
2396 shstrtab_section parameter. Change all callers.
2397 (Output_section_headers::do_sized_write): Store overflow values
2398 for section count and section string table section index in
2399 section header zero.
2400 (Output_file_header::do_sized_write): Check for overflow of
2401 section count and section string table section index.
2402 (Output_symtab_xindex::do_write): New function.
2403 (Output_symtab_xindex::endian_do_write): New function.
2404 * output.h (class Output_section_headers): Add shstrtab_section_.
2405 Update declarations.
2406 (class Output_symtab_xindex): Define.
2407 (Output_section::has_out_shndx): New function.
2408 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2409 field.
2410 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2411 Change all callers.
2412 (Sized_symbol::init): Likewise.
2413 (Symbol::output_section): Check for ordinary symbol.
2414 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2415 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2416 callers.
2417 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2418 Change all callers. Simplify handling of symbols from sections
2419 not included in the link.
2420 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2421 distinction.
2422 (Weak_alias_sorter::operator()): Assert that symbols are
2423 ordinary.
2424 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2425 distinction.
2426 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2427 parameters. Change all callers.
2428 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2429 symbol distinction. Use SHN_XINDEX when needed.
2430 (Symbol_table::write_section_symbol): Add symtab_xindex
2431 parameter. Change all callers.
2432 (Symbol_table::sized_write_section_symbol): Likewise. Use
2433 SHN_XINDEX when needed.
2434 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2435 declarations.
2436 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2437 (Symbol::is_defined): Check is_ordinary.
2438 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2439 (Symbol::is_absolute, Symbol::is_common): Likewise.
2440 (class Sized_symbol): Update declarations.
2441 (class Symbol_table): Update declarations.
2442 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2443 parameters. Change all callers.
2444 (Sized_symbol::override): Likewise.
2445 (Symbol_table::override): Likewise.
2446 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2447 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2448 is_ordinary, and orig_st_shndx parameters. Change all callers.
2449 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2450 to be in an ordinary section.
2451 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2452 object and is_ordinary parameters. Change all callers.
2453 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2454 Change all callers. Don't add undefined or non-ordinary symbols
2455 to reloc_map_.
2456 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2457 Change all callers.
2458 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2459 declarations.
2460 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2461 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2462 (Sized_relobj::relocate_sections): Likewise.
2463 * target-reloc.h (scan_relocs): Adjust section symbol index.
2464 (scan_relocatable_relocs): Likewise.
2465 * i386.cc (Scan::local): Check for ordinary symbols.
2466 * sparc.cc (Scan::local): Likewise.
2467 * x86_64.cc (Scan::local): Likewise.
2468 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2469 to symbol_section_and_value.
2470 * testsuite/many_sections_test.cc: New file.
2471 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2472 (check_PROGRAMS): Add many_sections_test.
2473 (many_sections_test_SOURCES): Define.
2474 (many_sections_test_DEPENDENCIES): Define.
2475 (many_sections_test_LDFLAGS): Define.
2476 (BUILT_SOURCES): Add many_sections_define.h.
2477 (many_sections_define.h): New target.
2478 (BUILT_SOURCES): Add many_sections_check.h.
2479 (many_sections_check.h): New target.
2480 (check_PROGRAMS): Add many_sections_r_test.
2481 (many_sections_r_test_SOURCES): Define.
2482 (many_sections_r_test_DEPENDENCIES): Define.
2483 (many_sections_r_test_LDFLAGS): Define.
2484 (many_sections_r_test_LDADD): Define.
2485 (many_sections_r_test.o): New target.
2486 * testsuite/Makefile.in: Rebuild.
2487
c5818ff1
CC		 24882008-04-17 Cary Coutant <ccoutant@google.com>
2489
2490 * errors.cc (Errors::info): New function.
2491 (gold_info): New function.
2492 * errors.h (Errors::info): New function.
2493 * gold.h (gold_info): New function.
2494 * object.cc (Input_objects::add_object): Print trace output.
2495 * options.cc (options::parse_set): New function.
2496 (General_options::parse_wrap): Deleted.
2497 (General_options::General_options): Deleted initializer.
2498 * options.h (options::String_set): New typedef.
2499 (options::parse_set): New function.
2500 (DEFINE_set): New macro.
2501 (General_options::wrap): Changed to use DEFINE_set. Changed
2502 callers of any_wrap_symbols and is_wrap_symbol.
2503 (General_options::trace, General_options::trace_symbol):
2504 New options.
2505 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2506 (General_options::wrap_symbols_): Deleted.
2507 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2508
b5be4a7c
DM		 25092008-04-17 David S. Miller <davem@davemloft.net>
2510
2511 * options.cc (General_options::parse_V): New function.
2512 * options.h: Add entries for -V and -Qy.
2513
155a0dd7
ILT		 25142008-04-17 Ian Lance Taylor <iant@google.com>
2515
2516 * common.cc (Symbol_table::allocate_commons): Remove options
2517 parameter. Change caller.
2518 (Symbol_table::do_allocate_commons): Remove options parameter.
2519 Change caller. Just call do_allocate_commons_list twice.
2520 (Symbol_table::do_allocate_commons_list): New function, broken out
2521 of do_allocate_commons.
2522 * common.h (class Allocate_commons_task): Remove options_ field.
2523 Update constructor.
2524 * symtab.cc (Symbol_table::Symbol_table): Initialize
2525 tls_commons_.
2526 (Symbol_table::add_from_object): Put TLS common symbols on
2527 tls_commons_ list.
2528 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2529 which are IN_OUTPUT_DATA.
2530 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2531 allocate_commons and do_allocate_commons declarations. Declare
2532 do_allocate_commons_list.
2533 * gold.cc (queue_middle_tasks): Update creation of
2534 Allocate_commons_task to not pass options.
2535 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2536 (TLS_TEST_C_FLAGS): New variable.
2537 (tls_test_c_pic.o): New target.
2538 (tls_test_shared.so): Link in tls_test_c_pic.o.
2539 (tls_test_c_pic_ie.o): New target.
2540 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2541 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2542 (tls_test_c.o): New target.
2543 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2544 (tls_pic_test_LDADD): Likewise.
2545 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2546 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2547 (tls_test_c_gnu2.o): New target.
2548 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2549 tls_test_c_gnu2.o.
2550 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2551 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2552 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2553 * testsuite/tls_test.cc: Include "config.h".
2554 (t_last): Call t11_last.
2555 * testsuite/tls_test.h (t11, t11_last): Declare.
2556 * testsuite/tls_test_c.c: New file.
2557 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2558 * configure.ac: Check for OpenMP support.
2559 * configure, config.in, Makefile.in: Rebuild.
2560 * testsuite/Makefile.in: Rebuild.
2561
edfbb029
CC		 25622008-04-16 Cary Coutant <ccoutant@google.com>
2563
2564 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2565 (Target_i386::tls_base_symbol_defined_): New field.
2566 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2567 (Target_i386::Scan::global): Likewise.
2568 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2569 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2570 (Target_x86_64::tls_base_symbol_defined_): New field.
2571 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2572 (Target_x86_64::Scan::global): Likewise.
2573
f3c69fca
CC		 25742008-04-16 Cary Coutant <ccoutant@google.com>
2575
2576 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2577 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2578 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2579 building shared libraries.
2580 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2581 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2582 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2583 * testsuite/Makefile.in: Rebuild.
2584 * testsuite/weak_undef.h: New file.
2585 * testsuite/weak_undef_file1.cc: Add extra test cases.
2586 * testsuite/weak_undef_file2.cc: Likewise.
2587 * testsuite/weak_undef_test.cc: Likewise.
2588
7c414435
DM		 25892008-04-16 David S. Miller <davem@davemloft.net>
2590
32b769e1
DM		 2591 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2592 Add issued_non_pic_error_ field. Declare check_non_pic.
2593 (Target_sparc::Scan::check_non_pic): New function.
2594 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2595 (Target_sparc::Scan::global): Likewise.
2596
11936fb1
DM		 2597 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2598 * configure: Rebuild.
2599
7c414435
DM		 2600 * options.h (DEFINE_enable): New macro.
2601 (new_dtags): New enable option.
2602 (initfirst, interpose, loadfltr, nodefaultlib,
2603 nodelete, nodlopen, nodump): New -z options.
2604 * layout.cc (Layout:finish_dynamic_section): If new
2605 dtags enabled, emit DT_RUNPATH. Also, emit a
2606 DT_FLAGS_1 containing any specified -z flags.
2607
85c7bf8b
ILT		 26082008-04-16 Ian Lance Taylor <iant@google.com>
2609
12c0daef
ILT		 2610 * copy-relocs.cc: New file.
2611 * copy-relocs.h: New file.
2612 * reloc.cc: Remove Copy_relocs code.
2613 * reloc.h: Likewise.
2614 * reloc-types.h (struct Reloc_types) [both versions]: Add
2615 get_reloc_addend_noerror.
2616 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2617 variants of add_global which take an addend which must be zero.
2618 * i386.cc: Include "copy-relocs.h".
2619 (class Target_i386): Change type of copy_relocs_ to variable,
2620 update initializer.
2621 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2622 Change all callers.
2623 (Target_i386::do_finalize_sections): Change handling of
2624 copy_relocs_.
2625 * sparc.cc: Include "copy-relocs.h".
2626 (class Target_sparc): Change type of copy_relocs_ to variable,
2627 update initializer.
2628 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2629 Change all callers.
2630 (Target_sparc::do_finalize_sections): Change handling of
2631 copy_relocs_.
2632 * x86_64.cc: Include "copy-relocs.h".
2633 (class Target_x86_64): Change type of copy_relocs_ to variable,
2634 update initializer.
2635 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2636 class. Change all callers.
2637 (Target_x86_64::do_finalize_sections): Change handling of
2638 copy_relocs_.
2639 * Makefile.am (CCFILES): Add copy-relocs.cc.
2640 (HFILES): Add copy-relocs.h.
2641
4f4995b6
ILT		 2642 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2643
85c7bf8b
ILT		 2644 * testsuite/script_test_4.sh: Permit leading zeroes.
2645
4f2a9edd
ILT		 26462008-04-15 Ian Lance Taylor <iant@google.com>
2647
e6188289
ILT		 2648 * script-sections.cc (Script_sections::create_segments): Use
2649 header_size_adjustment even when there is enough room for the
2650 headers.
2651 * testsuite/script_test_4.sh: New file.
2652 * testsuite/script_test_4.t: New file.
2653 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2654 (check_DATA): Add script_test_4.stdout.
2655 (MOSTLYCLEANFILES): Likewise.
2656 (script_test_4): New target.
2657 (script_test_4.stdout): New target.
2658 * testsuite/Makefile.in: Rebuild.
2659
4f2a9edd
ILT		 2660 * sparc.cc: Add definitions for Output_data_plt_sparc class
2661 constants.
2662
f5314dd5
DM		 26632008-04-14 David S. Miller <davem@davemloft.net>
2664
2665 * sparc.cc: New file.
2666 * Makefile.am (TARGETSOURCES): Add sparc.cc
2667 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2668 * configure.tgt: Document targ_extra_size and
2669 targ_extra_big_endian. Add entries for sparc-* and
2670 sparc64-*.
2671 * configure.ac: Handle targ_extra_size and
2672 targ_extra_big_endian.
2673 * Makefile.in: Rebuild.
2674 * configure: Likewise.
2675 * po/POTFILES.in: Likewise.
2676 * po/gold.pot: Likewise.
2677
154e0e9a
ILT		 26782008-04-14 Ian Lance Taylor <iant@google.com>
2679
2680 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2681 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2682 in the name/type/flags to section mapping. Don't call
2683 allocate_output_section.
2684 (Layout::choose_output_section): Change parameter from adjust_name
2685 to is_input_section. Don't permit input sections after sections
2686 are attached to segments. Don't call allocate_output_section.
2687 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2688 not write_enable_output_section.
2689 (Layout::make_output_section): Don't push to
2690 unattached_section_list_ nor call attach_to_segment. Call
2691 attach_section_to_segment if sections are attached.
2692 (Layout::attach_sections_to_segments): New function.
2693 (Layout::attach_section_to_segment): New function.
2694 (Layout::attach_allocated_section_to_segment): Rename from
2695 attach_to_segment. Remove flags parameter.
2696 (Layout::allocate_output_section): Remove function.
2697 (Layout::write_enable_output_section): Remove function.
2698 * layout.h (class Layout): Update for above changes. Add new
2699 field sections_are_attached_.
2700 * output.h (Output_section::update_flags_for_input_section): New
2701 function.
2702 * output.cc (Output_section::add_input_section): Call
2703 update_flags_for_input_section.
2704 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2705
009a67a2
CC		 27062008-04-11 Cary Coutant <ccoutant@google.com>
2707
2708 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2709 thought unnecessary.
2710 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2711
759b1a24
ILT		 27122008-04-11 Ian Lance Taylor <iant@google.com>
2713
2714 * output.h (class Output_section_data): Remove inline definition
2715 of set_addralign.
2716 * output.cc (Output_section_data::set_addralign): New function.
2717
c2b45e22
CC		 27182008-04-11 Cary Coutant <ccoutant@google.com>
2719
2720 Add support for TLS descriptors for i386 and x86_64.
2721 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2722 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2723 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2724 GOT_TYPE_TLS_DESC.
2725 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2726 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2727 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2728 relocations.
2729 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2730 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2731 Fix problem with initial-exec relocations.
2732 (Target_i386::Relocate::relocate_tls): Likewise.
2733 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2734 relaxation.
2735 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2736 support for section-plus-offset dynamic table entries.
2737 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2738 (Output_data_dynamic::Dynamic_entry): Add support for
2739 section-plus-offset dynamic table entries.
2740 (Output_data_dynamic::Classification): Likewise.
2741 (Output_data_dynamic::classification_): Renamed offset_.
2742 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2743 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2744 (Target_x86_64::make_plt_section): New function.
2745 (Target_x86_64::reserve_tlsdesc_entries): New function.
2746 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2747 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2748 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2749 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2750 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2751 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2752 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2753 add extra PLT entry for TLS descriptors.
2754 (Output_data_plt_x86_64::got_): New field.
2755 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2756 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2757 fields.
2758 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2759 descriptors.
2760 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2761 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2762 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2763 R_386_TLS_DESC_CALL relocations.
2764 (Target_x86_64::Scan::global): Likewise.
2765 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2766 for TLS descriptors.
2767 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2768 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2769 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2770 GD-to-IE relaxation.
2771 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2772 and TLS_DESCRIPTORS.
2773 * Makefile.in: Rebuild.
2774 * configure: Rebuild.
2775 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2776 (tls_test_shared2.so): New target.
2777 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2778 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2779 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2780 (tls_shared_gd_to_ie_test_LDADD): New variable.
2781 (tls_shared_gnu2_gd_to_ie_test): New target.
2782 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2783 New targets.
2784 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2785 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2786 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2787 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2788 (tls_shared_gnu2_test): New target.
2789 (tls_test_gnu2_shared.so): New target.
2790 (tls_shared_gnu2_test_SOURCES): New variable.
2791 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2792 (tls_shared_gnu2_test_LDFLAGS): New variable.
2793 (tls_shared_gnu2_test_LDADD): New variable.
2794 * testsuite/Makefile.in: Rebuild.
2795 * testsuite/Makefile.
2796
83bfb6b7
ILT		 27972008-04-11 Ian Lance Taylor <iant@google.com>
2798
2799 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2800 justsyms.t.
2801 * testsuite/Makefile.in: Rebuild.
2802
2803 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2804 long.
2805 * testsuite/script_test_2.cc (main): Adjust test.
2806
706e1f5e
ILT		 28072008-04-11 David S. Miller <davem@davemloft.net>
2808 Ian Lance Taylor <iant@google.com>
2809
2810 * options.h (General_options): Add entries for '-Y' and
2811 '-relax'.
2812 * options.cc (General_options:finalize): If -Y was used, add those
2813 entries to the library path instead of the default "/lib" and
2814 "/usr/lib".
2815
7c98e6bb
DM		 28162008-04-11 David S. Miller <davem@davemloft.net>
2817
2818 * testsuite/justsyms.t: Start at 0x100.
2819 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2820 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2821 long.
2822 * testsuite/script_test_2.cc: Adjust string and section length
2823 checks.
7c98e6bb 2824
99a37bfd
ILT		 28252008-04-09 Ian Lance Taylor <iant@google.com>
2826
2cefc357
ILT		 2827 PR gold/5996
2828 * script-sections.cc (Sections_element::allocate_to_segment): Add
2829 orphan parameter.
2830 (Output_section_definition::allocate_to_segment): Likewise.
2831 (Orphan_output_section::allocate_to_segment): Likewise.
2832 (Script_sections::attach_sections_using_phdrs_clause): Don't
2833 propagate non-PT_LOAD segments to orphan sections.
2834 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2835 readelf rather than objdump.
2836 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2837 .interp section and PT_INTERP segment are the same size.
2838 * testsuite/Makefile.in: Rebuild.
2839
99a37bfd
ILT		 2840 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2841 aliases for symbols defined in the same object.
2842 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2843 (weak_alias_test_SOURCES): New variable.
2844 (weak_alias_test_DEPENDENCIES): New variable.
2845 (weak_alias_test_LDFLAGS): New variable.
2846 (weak_alias_test_LDADD): New variable.
2847 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2848 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2849 (weak_alias_test_3.o): New target.
2850 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2851 * testsuite/weak_alias_test_main.cc: New file.
2852 * testsuite/weak_alias_test_1.cc: New file.
2853 * testsuite/weak_alias_test_2.cc: New file.
2854 * testsuite/weak_alias_test_3.cc: New file.
2855
780e49c5
ILT		 28562008-04-08 Ian Lance Taylor <iant@google.com>
2857
cdb0b8f5
ILT		 2858 * options.h (class General_options): Add --noinhibit-exec option.
2859 * main.cc (main): Check --noinhibit-exec.
2860
0864d551
ILT		 2861 * options.h (class General_options): Define --wrap as a special
2862 option. Add wrap_symbols_ field.
2863 (General_options::any_wrap_symbols): New function.
2864 (General_options::is_wrap_symbol): New function.
2865 * options.cc (General_options::parse_wrap): New function.
2866 (General_options::General_options): Initialize wrap_symbols_.
2867 * symtab.cc (Symbol_table::wrap_symbol): New function.
2868 (Symbol_table::add_from_object): Handle --wrap.
2869 * symtab.h (class Symbol_table): Declare wrap_symbol.
2870 * target.h (Target::wrap_char): New function.
2871 (Target::Target_info): Add wrap_char field.
2872 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2873 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2874 * testsuite/testfile.cc (Target_test::test_target_info):
2875 Likewise.
2876
789aa6de
ILT		 2877 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2878 there is one.
2879
2c38906f
ILT		 2880 * layout.h (class Layout): Add added_eh_frame_data_ field.
2881 * layout.cc (Layout::Layout): Initialize new field.
2882 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2883 output section until we find a section we merged successfully.
2884 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2885 that the size be non-zero.
2886
780e49c5
ILT		 2887 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2888 qualifier.
2889
7fcd0256
ILT		 28902008-04-08 Craig Silverstein <csilvers@google.com>
2891
2892 * configure.ac: Export new conditional variable HAVE_ZLIB.
2893 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2894 on HAVE_ZLIB.
2895 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2896 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2897
6835af53
ILT		 28982008-04-07 Ian Lance Taylor <iant@google.com>
2899
e24f324c
ILT		 2900 * version.cc (version_string): Set to "1.5".
2901
a036edd8
ILT		 2902 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2903 Add issued_non_pic_error_ field. Declare check_non_pic.
2904 (Target_x86_64::Scan::check_non_pic): New function.
2905 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2906 (Target_x86_64::Scan::global): Likewise.
2907
624f8810
ILT		 2908 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2909 addend parameter. Change caller. Handle merge sections.
2910 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2911 Address to Addend. Don't add in the result of
2912 local_section_offset, pass down the addend and use the returned
2913 value.
2914 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2915 Update declarations of local_section_offset and symbol_value.
2916 * testsuite/two_file_test_1.cc (t18): New function.
2917 * testsuite/two_file_test_2.cc (f18): New function.
2918 * testsuite/two_file_test_main.cc (main): Call t18.
2919 * testsuite/two_file_test.h (t18, f18): Declare.
2920
6835af53
ILT		 2921 * configure.ac: Don't test for objdump, c++filt, or readelf.
2922 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2923 conditionals.
2924 (TEST_READELF): New variable.
2925 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2926 (check_PROGRAMS): Add two_file_strip_test.
2927 (two_file_strip_test): New target.
2928 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2929 (two_file_same_shared_strip_test_SOURCES): New variable.
2930 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2931 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2932 (two_file_same_shared_strip_test_LDADD): New variable.
2933 (two_file_shared_strip.so): New target.
2934 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2935 (ver_test_5.syms, ver_test_7.syms): Likewise.
2936 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2937 (strip_test_3.stdout): Use TEST_OBJDUMP.
2938 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2939
86925eef
CC		 29402008-04-04 Cary Coutant <ccoutant@google.com>
2941
2942 * symtab.h (Symbol::is_weak_undefined): New function.
2943 (Symbol::is_strong_undefined): New function.
2944 (Symbol::is_absolute): New function.
2945 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2946 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2947 absolute symbols.
2948 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2949 (weak_undef_test): New target.
2950 * testsuite/Makefile.in: Rebuild.
2951 * testsuite/weak_undef_file1.cc: New file.
2952 * testsuite/weak_undef_file2.cc: New file.
2953 * testsuite/weak_undef_test.cc: New file.
2954
126f3ece
ILT		 29552008-04-03 Craig Silverstein <csilvers@google.com>
2956
2957 * compressed_output.h (class Output_compressed_section): Use
2958 unsigned buffer.
2959 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2960 add zlib header.
2961 (zlib_compressed_suffix): Removed.
2962 (Output_compressed_section::set_final_data_size): Use unsigned
2963 buffers.
2964 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2965 Fix linker invocation.
2966 (flagstest_o_specialfile_and_compress_debug_sections):
2967 Likewise.
2968 * testsuite/Makefile.in: Regenerated.
2969
deae2a14
DM		 29702008-04-02 David S. Miller <davem@davemloft.net>
2971
2972 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2973 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2974
70752818
ILT		 29752008-04-02 Craig Silverstein <csilvers@google.com>
2976
2977 * TODO: New file.
2978
39d0cb0e
ILT		 29792008-04-02 Ian Lance Taylor <iant@google.com>
2980
2981 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2982 parameters. Update for new key type to views_. Change all
2983 callers.
2984 (File_read::read): Adjust for byteshift in returned view.
2985 (File_read::add_view): New function, broken out of
2986 find_and_make_view.
2987 (File_read::make_view): New function, broken out of
2988 find_and_make_view.
2989 (File_read::find_or_make_view): Add offset and aligned
2990 parameters. Rewrite accordingly. Change all callers.
2991 (File_read::get_view): Add offset and aligned parameters. Adjust
2992 for byteshift in return value.
2993 (File_read::get_lasting_view): Likewise.
2994 * fileread.h (class File_read): Update declarations.
2995 (class File_read::View): Add byteshift_ field. Add byteshift to
2996 constructor. Add byteshift method.
2997 * archive.h (Archive::clear_uncached_views): New function.
2998 (Archive::get_view): Add aligned parameter. Change all callers.
2999 * object.h (Object::get_view): Add aligned parameter. Change all
3000 callers.
3001 (Object::get_lasting_view): Likewise.
3002
3003 * fileread.cc (File_read::release): Don't call clear_views if
3004 there are multiple objects.
3005 * fileread.h (File_read::clear_uncached_views): New function.
3006 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
3007 on the archive.
3008
a1207466
CC		 30092008-03-31 Cary Coutant <ccoutant@google.com>
3010
3011 Add thin archive support.
3012 * archive.cc (Archive::armagt): New const.
3013 (Archive::setup): Remove task parameter and calls to unlock.
3014 (Archive::unlock_nested_archives): New function.
3015 (Archive::read_header): Add nested_off parameter. Change
3016 all callers.
3017 (Archive::interpret_header): Likewise.
3018 (Archive::include_all_members): Change to handle thin
3019 archives.
3020 (Archive::include_member): Likewise.
3021 * archive.h (Archive::Archive): Add new parameters and
3022 initializers.
3023 (Archive::armagt): New const.
3024 (Archive::setup): Remove task parameter.
3025 (Archive::unlock_nested_archives): New function.
3026 (Archive::read_header): Add nested_off parameter.
3027 (Archive::interpret_header): Likewise.
3028 (Archive::Nested_archive_table): New typedef.
3029 (Archive::is_thin_archive_): New field.
3030 (Archive::nested_archives_): New field.
3031 (Archive::options_): New field.
3032 (Archive::dirpath_): New field.
3033 (Archive::task_): New field.
3034 * readsyms.cc (Read_symbols::do_read_symbols): Add check
3035 for thin archives. Pass additional parameters to
3036 Archive::Archive. Unlock the archive file after calling
3037 Archive::setup.
cd536b21 3038
479f6503
ILT		 30392008-03-29 Ian Lance Taylor <iant@google.com>
3040
686c8caf
ILT		 3041 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
3042 version symbol to be local.
3043 * testsuite/ver_test_4.sh: New file.
3044 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
3045 (check_DATA): Add ver_test_4.syms.
3046 (ver_test_4.syms): New target.
3047 * testsuite/Makefile.in: Rebuild.
3048
ab794b6b
ILT		 3049 * output.cc
3050 (Output_section::Input_section_sort_entry::has_priority): New
3051 function.
3052 (Output_section::Input_section_sort_entry::match_file_name): New
3053 function.
3054 (Output_section::Input_section_sort_entry::match_section_name):
3055 Remove.
3056 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3057 Remove.
3058 (Output_section::Input_section_sort_entry::match_section_file):
3059 Remove.
3060 (Output_section::Input_section_sort_compare::operator()): Rewrite
3061 using new Input_section_sort_entry functions. Sort crtbegin and
3062 crtend first. Sort sections with no priority before sections with
3063 a priority.
3064 * testsuite/initpri1.c (d3): Check j != 4.
3065 (cd5): New constructor/destructor function.
3066 (main): Check j != 2.
3067
479f6503
ILT		 3068 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3069 new symbol when resolving, don't call set_is_default.
3070 * testsuite/ver_test_7.cc: New file.
3071 * testsuite/ver_test_7.sh: New file.
3072 * testsuite/Makefile.am (ver_test_7.so): New target.
3073 (ver_test_7.o): New target.
3074 (check_SCRIPTS): Add ver_test_7.sh.
3075 (check_DATA): Add ver_test_7.syms.
3076 (ver_test_7.syms): New target.
3077
2fd32231
ILT		 30782008-03-28 Ian Lance Taylor <iant@google.com>
3079
3080 * layout.cc (Layout::layout): If we see an input section with a
3081 name that needs sorting, set the must_sort flag for the output
3082 section.
3083 (Layout::make_output_section): If the name of the output section
3084 indicates that it might require sorting, set the may_sort flag.
3085 * output.h (Output_section::may_sort_attached_input_sections): New
3086 function.
3087 (Output_section::set_may_sort_attached_input_sections): New
3088 function.
3089 (Output_section::must_sort_attached_input_sections): New
3090 function.
3091 (Output_section::set_must_sort_attached_input_sections): New
3092 function.
3093 (class Output_section): Declare Input_section_sort_entry. Define
3094 Input_section_sort_compare. Declare
3095 sort_attached_input_sections. Add new fields:
3096 may_sort_attached_input_sections_,
3097 must_sort_attached_input_sections_,
3098 attached_input_sections_are_sorted_.
3099 * output.cc (Output_section::Output_section): Initialize new
3100 fields.
3101 (Output_section::add_input_section): Add an entry to
3102 input_sections_ if may_sort or must_sort are true.
3103 (Output_section::set_final_data_size): Call
3104 sort_attached_input_sections if necessary.
3105 (Output_section::Input_section_sort_entry): Define new class.
3106 (Output_section::Input_section_sort_compare::operator()): New
3107 function.
3108 (Output_section::sort_attached_input_sections): New function.
3109 * configure.ac: Check whether the compiler supports constructor
3110 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3111 * testsuite/initpri1.c: New file.
3112 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3113 CONSTRUCTOR_PRIORITY.
3114 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3115 (initpri1_LDFLAGS): New variable.
3116 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3117
18e6b24e
ILT		 31182008-03-27 Ian Lance Taylor <iant@google.com>
3119
49bdd526
ILT		 3120 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3121 * testsuite/common_test_1.c: New file.
3122 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3123 (common_test_1_SOURCES): New variable.
3124 (common_test_1_DEPENDENCIES): New variable.
3125 (common_test_1_LDFLAGS): New variable.
3126
18e6b24e
ILT		 3127 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3128 and commons_ correctly when NAME/VERSION does not override
3129 NAME/NULL.
3130 * testsuite/ver_test_6.c: New file.
3131 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3132 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3133 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3134
04bf7072
ILT		 31352008-03-26 Ian Lance Taylor <iant@google.com>
3136
5871526f
ILT		 3137 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3138 of an undefined symbol from a version script.
3139 * testsuite/Makefile.am (ver_test_5.so): New target.
3140 (ver_test_5.o): New target.
3141 (check_SCRIPTS): Add ver_test_5.sh.
3142 (check_DATA): Add ver_test_5.syms.
3143 (ver_test_5.syms): New target.
3144 * testsuite/ver_test_5.cc: New file.
3145 * testsuite/ver_test_5.script: New file.
3146 * testsuite/ver_test_5.sh: New file.
3147 * Makefile.in, testsuite/Makefile.in: Rebuild.
3148
04bf7072
ILT		 3149 PR gold/5986
3150 Fix problems building gold with gcc 4.3.0.
3151 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3152 (gold_error_at_location, gold_warning_at_location): Use it.
3153 * configure.ac: Check whether we can compile and use a template
3154 function with a printf attribute.
3155 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3156 when jumping over bytes.
3157 * object.cc: Instantiate Object::read_section_data.
3158 * debug.h: Include <cstring>
3159 * dwarf_reader.cc: Include <algorithm>
3160 * main.cc: Include <cstring>.
3161 * options.cc: Include <cstring>.
3162 * output.cc: Include <cstring>.
3163 * script.cc: Include <cstring>.
3164 * script.h: Include <string>.
3165 * symtab.cc: Include <cstring> and <algorithm>.
3166 * target-select.cc: Include <cstring>.
3167 * version.cc: Include <string>.
3168 * testsuite/testmain.cc: Include <cstdlib>.
3169 * configure, config.in: Rebuild.
3170
874c5b28
ILT		 31712008-03-25 Ian Lance Taylor <iant@google.com>
3172
819d6c3a
ILT		 3173 * options.cc: Include "../bfd/bfdver.h".
3174 (options::help): Print bug reporting address.
3175
f4b2c6f5
ILT		 3176 * version.cc (print_version): Adjust output for current value of
3177 BFD_VERSION_STRING.
3178
3179 * NEWS: New file.
3180
e96caa79
ILT		 3181 * options.cc (options::help): Print list of supported targets.
3182 * target-select.h: Include <vector>.
3183 (class Target_selector): Make machine_, size_, and is_big_endian_
3184 fields const. Add bfd_name_ and instantiated_target_ fields.
3185 (Target_selector::Target_selector): Add bfd_name parameter.
3186 (Target_selector::recognize): Make non-virtual, call
3187 do_recognize.
3188 (Target_selector::recognize_by_name): Make non-virtual, call
3189 do_recognize_by_name.
3190 (Target_selector::supported_names): New function.
3191 (Target_selector::bfd_name): New function.
3192 (Target_selector::do_instantiate_target): New pure virtual
3193 function.
3194 (Target_selector::do_recognize): New virtual function.
3195 (Target_selector::do_recognize_by_name): New virtual function.
3196 (Target_selector::instantiate_target): New private function.
3197 (supported_target_names): Declare.
3198 * target-select.cc (Target_selector::Target_selector): Update for
3199 new parameter and fields.
3200 (select_target_by_name): Check that the name matches before
3201 calling recognize_by_name.
3202 (supported_target_names): New function.
3203 * i386.cc (class Target_selector_i386): Update Target_selector
3204 constructor call. Remove recognize and recognize_by_name. Add
3205 do_instantiate_target.
3206 * x86_64.cc (class Target_selector_x86_64): Likewise.
3207 * testsuite/testfile.cc (class Target_selector_test): Update for
3208 changes to Target_selector.
3209
874c5b28
ILT		 3210 * README: Rewrite, with some notes on unsupported features.
3211
0a65a3a7
CC		 32122008-03-24 Cary Coutant <ccoutant@google.com>
3213
3214 * i386.cc (Target_i386::Got_type): New enum declaration.
3215 (Target_i386::Scan::local): Updated callers of Output_data_got
3216 member functions.
3217 (Target_i386::Scan::global): Likewise.
3218 (Target_i386::Relocate::relocate): Likewise.
3219 (Target_i386::Relocate::relocate_tls): Likewise.
3220 * object.h (Got_offset_list): New class.
3221 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3222 (Sized_relobj::local_got_offset): Likewise.
3223 (Sized_relobj::set_local_got_offset): Likewise.
3224 (Sized_relobj::local_has_tls_got_offset): Removed.
3225 (Sized_relobj::local_tls_got_offset): Removed.
3226 (Sized_relobj::set_local_tls_got_offset): Removed.
3227 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3228 * output.cc (Output_data_got::add_global): Added got_type parameter.
3229 (Output_data_got::add_global_with_rel): Likewise.
3230 (Output_data_got::add_global_with_rela): Likewise.
3231 (Output_data_got::add_global_pair_with_rel): New function.
3232 (Output_data_got::add_global_pair_with_rela): New function.
3233 (Output_data_got::add_local): Added got_type parameter.
3234 (Output_data_got::add_local_with_rel): Likewise.
3235 (Output_data_got::add_local_with_rela): Likewise.
3236 (Output_data_got::add_local_pair_with_rel): New function.
3237 (Output_data_got::add_local_pair_with_rela): New function.
3238 (Output_data_got::add_global_tls): Removed.
3239 (Output_data_got::add_global_tls_with_rel): Removed.
3240 (Output_data_got::add_global_tls_with_rela): Removed.
3241 (Output_data_got::add_local_tls): Removed.
3242 (Output_data_got::add_local_tls_with_rel): Removed.
3243 (Output_data_got::add_local_tls_with_rela): Removed.
3244 * output.h (Output_data_got::add_global): Added got_type parameter.
3245 (Output_data_got::add_global_with_rel): Likewise.
3246 (Output_data_got::add_global_with_rela): Likewise.
3247 (Output_data_got::add_global_pair_with_rel): New function.
3248 (Output_data_got::add_global_pair_with_rela): New function.
3249 (Output_data_got::add_local): Added got_type parameter.
3250 (Output_data_got::add_local_with_rel): Likewise.
3251 (Output_data_got::add_local_with_rela): Likewise.
3252 (Output_data_got::add_local_pair_with_rel): New function.
3253 (Output_data_got::add_local_pair_with_rela): New function.
3254 (Output_data_got::add_global_tls): Removed.
3255 (Output_data_got::add_global_tls_with_rel): Removed.
3256 (Output_data_got::add_global_tls_with_rela): Removed.
3257 (Output_data_got::add_local_tls): Removed.
3258 (Output_data_got::add_local_tls_with_rel): Removed.
3259 (Output_data_got::add_local_tls_with_rela): Removed.
3260 * resolve.cc (Symbol::override_base_with_special): Removed
3261 reference to has_got_offset_ field.
3262 * symtab.cc (Symbol::init_fields): Replaced initialization
3263 of got_offset_ with got_offsets_. Removed initialization
3264 of has_got_offset_
53fcba31 3265 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3266 (Symbol::got_offset): Likewise.
3267 (Symbol::set_got_offset): Likewise.
3268 (Symbol::has_tls_got_offset): Removed.
3269 (Symbol::tls_got_offset): Removed.
3270 (Symbol::set_tls_got_offset): Removed.
3271 (Symbol::got_offset_): Removed.
3272 (Symbol::tls_mod_got_offset_): Removed.
3273 (Symbol::tls_pair_got_offset_): Removed.
3274 (Symbol::got_offsets_): New field.
3275 (Symbol::has_got_offset): Removed.
3276 (Symbol::has_tls_mod_got_offset): Removed.
3277 (Symbol::has_tls_pair_got_offset): Removed.
3278 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3279 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3280 member functions.
3281 (Target_x86_64::Scan::global): Likewise.
3282 (Target_x86_64::Relocate::relocate): Likewise.
3283 (Target_x86_64::Relocate::relocate_tls): Likewise.
3284
bd52eafb
BE		 32852008-03-25 Ben Elliston <bje@au.ibm.com>
3286
3287 * yyscript.y: Fix spelling error in comment.
3288
8b105e34
ILT		 32892008-03-24 Ian Lance Taylor <iant@google.com>
3290
8ed814a9
ILT		 3291 * options.h (class General_options): Define build_id option.
3292 * layout.h (class Layout): Declare write_build_id, create_note,
3293 create_build_id. Add build_id_note_ member.
3294 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3295 "libiberty.h", "md5.h", "sha1.h".
3296 (Layout::Layout): Initialize eh_frame_data_,
3297 eh_frame_hdr_section_, and build_id_note_.
3298 (Layout::finalize): Call create_build_id.
3299 (Layout::create_note): New function, broken out of
3300 Layout::create_gold_note.
3301 (Layout::create_gold_note): Call create_note.
3302 (Layout::create_build_id): New function.
3303 (Layout::write_build_id): New function.
3304 (Close_task_runner::run): Call write_build_id.
3305
8b105e34
ILT		 3306 * x86_64.cc: Correct license to GPLv3.
3307
086a1841
ILT		 33082008-03-23 Ian Lance Taylor <iant@google.com>
3309
3310 * options.cc: Include "demangle.h".
3311 (parse_optional_string): New function.
3312 (parse_long_option): Handle takes_optional_argument.
3313 (parse_short_option): Update dash_z initializer. Handle
3314 takes_optional_argument.
3315 (General_options::General_options): Initialize do_demangle_.
3316 (General_options::finalize): Set do_demangle_. Handle demangling
3317 style.
3318 * options.h (parse_optional_string): Declare.
3319 (struct One_option): Add optional_arg field. Update constructor.
3320 Update call constructor calls. Add takes_optional_argument
3321 function.
3322 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3323 (DEFINE_optional_string): Define.
3324 (General_options::demangle): Change from DEFINE_bool to
3325 DEFINE_optional_string.
3326 (General_options::no_demangle): New function.
3327 (General_options::do_demangle): New function.
3328 (General_options::set_do_demangle): New function.
3329 (General_options::execstack_status_): Move definition to end of
3330 class definition.
3331 (General_options::static_): Likewise.
3332 (General_options::do_demangle_): New field.
3333 * object.cc (big_endian>::get_symbol_location_info): Call
3334 Options::do_demangle, not Options::demangle.
3335 * symtab.cc (demangle): Likewise.
3336
cbb93e63
ILT		 33372008-03-22 Ian Lance Taylor <iant@google.com>
3338
3339 * gold.h: Include <cstddef> and <sys/types.h>
3340 * options.h: Include <cstring>.
3341
ec531623
ILT		 33422008-03-21 Ian Lance Taylor <iant@google.com>
3343
3344 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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