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2010-04-07 Doug Kwan <dougkwan@google.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
7296d933
DK		 12010-04-07 Doug Kwan <dougkwan@google.com>
2
3 * arm.cc: Replace "endianity" with "endianness" in comments.
4 (Arm_exidx_cantunwind): Ditto.
5 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6 (Arm_relobj::merge_flags_and_attributes): New method.
7 (Arm_relobj::merge_flags_and_attributes_): New data member.
8 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
9 (Arm_relobj::scan_sections_for_stubs): Ditto.
10 (Arm_relobj::do_read_symbols): Check to see if we really want to
11 merge processor-specific flags and attributes. Exit early if
12 an object is empty except for section names and the undefined symbol.
13 (Target_arm::do_finalize_sections): Move check for ELF format to
14 Arm_relobj::do_read_symbols. Merge processor specific flags and
15 attributes from a regular object only when we have determined that
16 it is aapropriate. Do not create an .ARM.attributes section in
17 output if there is no regular input object.
18 (Target_arm::merge_processor_specific_flags): Check
19 --warn-mismatch before printing any error.
20 (Target_arm::merge_object_attributes): Ditto.
21 * gold.cc (queue_middle_tasks): Handle the case in which there is
22 no regular object in input.
23 * options.cc (General_options::parse_EB): New method.
24 (General_options::parse_EL): Same.
25 (General_options::General_options): Initialize endianness_.
26 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
27 New options.
28 (General_options::Endianness): New enum.
29 (General_options::endianness): New method.
30 (General_options::endianness_): New data member.
31 * parameters.cc (Parameters::set_options): Check target endianness.
32 (Parameters::set_target_once): Ditto.
33 (Parameters::check_target_endianness): New method.
34 (parameters_force_valid_target): If either -EL or -EB is specified,
35 use it to define endianness of default target.
36 * parameters.h (Parameters::check_target_endianness): New method
37 declaration.
38 * target.h (class Target): Change "endianity" to "endianness"
39 in comments.
40
efc8d4f2
RW		 412010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
42
43 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
44 * configure: Regenerate.
45 * Makefile.in: Regenerate.
46 * testsuite/Makefile.in: Regenerate.
47
be234d88
CC		 482010-04-06 Cary Coutant <ccoutant@google.com>
49
50 gcc PR lto/42757
51 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
52 prevailing definitions of common symbols.
53 * testsuite/plugin_test_6.sh: New test case.
54 * testsuite/plugin_common_test_1.c: New test case.
55 * testsuite/plugin_common_test_2.c: New test case.
56 * testsuite/Makefile.am (plugin_test_6): New test case.
57 * testsuite/Makefile.in: Regenerate.
58
bd32c6bd
NC		 592010-04-06 Nick Clifton <nickc@redhat.com>
60
61 * po/vi.po: New Vietnamese translation.
62
323c532f
DK		 632010-03-30 Doug Kwan <dougkwan@google.com>
64
65 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
66
4fcd97eb
DK		 672010-03-25 Doug Kwan <dougkwan@google.com>
68
69 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
70 to avoid a conversion warning on a 32-bit host.
71
4ebf39db
ILT		 722010-03-24 Ian Lance Taylor <iant@google.com>
73
74 * testsuite/script_test_3.t: Add a TLS segment.
75 * testsuite/Makefile.am (check_PROGRAMS): Add
76 tls_phdrs_script_test.
77 (tls_phdrs_script_test_SOURCES): Define.
78 (tls_phdrs_script_test_DEPENDENCIES): Define.
79 (tls_phdrs_script_test_LDFLAGS): Define.
80 (tls_phdrs_script_test_LDADD): Define.
81 * testsuite/Makefile.in: Rebuild.
82
4a599bdd
CC		 832010-03-23 Cary Coutant <ccoutant@google.com>
84
85 * fileread.cc (find_or_make_view): Fix comment.
86
6c93b22c
ILT		 872010-03-23 Ian Lance Taylor <iant@google.com>
88
89 * script-sections.cc (class Orphan_section_placement): Define
90 PLACE_TLS and PLACE_TLS_BSS.
91 (Orphan_section_placement::Orphan_section_placement): Initialize
92 new places.
93 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
94 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
95 (tls_script_test_SOURCES): Define.
96 (tls_script_test_DEPENDENCIES): Define.
97 (tls_script_test_LDFLAGS): Define.
98 (tls_script_test_LDADD): Define.
99 * testsuite/Makefile.in: Rebuild.
100
a2c7281b
DK		 1012010-03-22 Doug Kwan <dougkwan@google.com>
102
103 * arm.cc (Arm_relocate_functions::abs8,
104 Arm_relocate_functions::abs16): Use correct check for overflow
105 specified in the ARM ELF specs.
106 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
107 target of a BLX instruction specially.
108 (Reloc_stub::stub_type_for_reloc): Ditto.
109 (Relocate::relocate): Use symbolic names instead of numeric relocation
110 codes to report error.
111 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
112 workaround.
113 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
114 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
115 thumb2_blx_out_of_range.stdout
116 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
117 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
118 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
119 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
120 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
121 thumb2_blx_in_range, thumb2_blx_in_range.o,
122 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
123 thumb2_blx_out_of_range.o): New rules.
124 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
125 thumb2_blx_in_range and thumb2_blx_out_of_range.
126 * testsuite/Makefile.in: Regenerate.
127 * arm_branch_in_range.sh: Add tests for THUMB BLX.
128 * testsuite/thumb_blx_in_range.s: New file.
129 * testsuite/thumb_blx_out_of_range.s: New file.
130
b0193076
RÁE		 1312010-03-22 Rafael Espindola <espindola@google.com>
132
133 * archive.cc (Should_include): Move to archive.h.
134 (should_include_member): Make it a member of Archive.
135 (Lib_group): New.
136 (Add_lib_group_symbols): New.
137 * archive.h: Include options.h.
138 (Archive_member): Moved from Archive.
139 (Should_include): Moved from archive.cc.
140 (Lib_group): New.
141 (Add_lib_group_symbols): New.
142 * dynobj.cc (do_should_include_member): New.
143 * dynobj.h (do_should_include_member): New.
144 * gold.cc (queue_initial_tasks): Update call to queue.
145 * main.cc (main): Print lib group stats.
146 * object.cc (do_should_include_member): New.
147 * object.h: Include archive.h.
148 (Object::should_include_member): New.
149 (Object::do_should_include_member): New.
150 (Sized_relobj::do_should_include_member): New.
151 * options.cc (General_options::parse_start_lib): New.
152 (General_options::parse_end_lib): New.
153 (Input_arguments::add_file): Handle lib groups.
154 (Input_arguments::start_group): Check we are not in a lib.
155 (Input_arguments::start_lib): New.
156 (Input_arguments::end_lib): New.
157 * options.h (General_options): Add start_lib and end_lib.
158 (Input_argument::lib_): New.
159 (Input_argument::lib): New.
160 (Input_argument::is_lib): New.
161 (Input_file_lib): New.
162 (Input_arguments::in_lib_): New.
163 (Input_arguments::in_lib): New.
164 (Input_arguments::start_lib): New.
165 (Input_arguments::end_lib_): New.
166 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
167 in unused members as preempted.
168 (Sized_pluginobj::do_should_include_member): New.
169 * plugin.h (Sized_pluginobj::do_should_include_member): New.
170 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
171 return the blocker.
172 (Read_symbols::do_whole_lib_group): New.
173 (Read_symbols::do_lib_group): New.
174 (Read_symbols::do_read_symbols): Handle lib groups.
175 (Read_symbols::get_name): Handle lib groups.
176 * readsyms.h (Read_symbols): Add an archive member pointer.
177 (Read_symbols::do_whole_lib_group): New.
178 (Read_symbols::do_lib_group): New.
179 (Read_symbols::member_): New.
180 * script.cc (read_input_script): Update call to queue_soon.
181
d099120c
DK		 1822010-03-19 Doug Kwan <dougkwan@google.com>
183
184 * arm.cc (Stub_table::Stub_table): Initialize new data members
185 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
186 (Stub_table::add_reloc_stub): Assign stub offset and update
187 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
188 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
189 New data members.
190 (Stub_table::update_data_size_and_addralign): Use
191 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
192 instead of going over all reloc stubs.
193 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
194 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
195 Stringpool_template::offset_ to size of Stringpool_char.
196 (Stringpool_template::new_key_offset): Remove code to initialize
197 Stringpool_template::offset_.
198 * stringpool.h (Stringpool_template::set_no_zero_null): Set
199 Stringpool_template::offset_ to zero.
200
1aa37384
DK		 2012010-03-15 Doug Kwan <dougkwan@google.com>
202
203 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
204 offset_.
205 (Stringpool_template::new_key_offset): New method.
206 (Stringpool_template::add_string): Assign offsets when adding new
207 strings.
208 (Stringpool_template::set_string_offsets): Do not set string offsets
209 when not optimizing.
210 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
211 member size_.
212 (Chunked_vector::clear): Clear size_.
213 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
214 (Chunked_vector::size): Return size_.
215 (Chunked_vector::push_back): Use size_ to find insert position.
216 (Chunked_vector::size_): New data member.
217 (Stringpool_template::set_no_zero_null): Assert string set is empty.
218 (Stringpool_template::new_key_offset): New method declaration.
219 (Stringpool_template::offset_): New data member.
220
b672b057
RÁE		 2212010-03-15 Rafael Espindola <espindola@google.com>
222
223 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
224 Add_symbols' constructor.
225 * readsyms.h (Add_symbols): Remove the input_group member.
226
b6848d3c
ILT		 2272010-03-10 Ian Lance Taylor <iant@google.com>
228
229 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
230 target to ask whether a reference to a symbol requires a stack
231 split.
232 * target.h (Target::is_call_to_non_split): New function.
233 (Target::do_is_call_to_non_split): Declare virtual function.
234 * target.cc: Include "symtab.h".
235 (Target::do_is_call_to_non_split): New function.
236 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
237
a2a5469e
CC		 2382010-03-10 Cary Coutant <ccoutant@google.com>
239
240 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
241 (File_read::open[1]): Remove initial mapping of whole_file_view_.
242 (File_read::open[2]): Add whole_file_view_ to list of views.
243 (File_read::make_view): Remove test of whole_file_view_.
244 (File_read::find_or_make_view): Create whole_file_view_ if
245 necessary.
246 (File_read::clear_views): Replace bool parameter with enum;
247 adjust all callers. Don't delete views with permanent data;
248 do delete cached views and views from archives if
249 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
250 if clearing the corresponding view.
251 * fileread.h (File_read::Clear_views_mode): New enum.
252 (File_read::View::is_permanent_view): New method.
253 (File_read::clear_views): Replace bool parameter
254 with enum; adjust all callers.
255 * options.h (General_options): Change keep_files_mapped option;
256 add map_whole_files.
257 * readsyms.cc (Add_symbols::run): Delete sd_ object before
258 releasing the file.
259 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
260 the file.
261
8861f32b
DM		 2622010-03-10 David S. Miller <davem@davemloft.net>
263
264 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
265
d62d0f5f
ST		 2662010-03-09 Sriraman Tallam <tmsriram@google.com>
267
268 * icf.cc (get_section_contents): Add '@' marker after processing the
269 merge reloc.
270
9177756d
DK		 2712010-03-08 Doug Kwan <dougkwan@google.com>
272
273 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
274 due to a conversion warning.
275 (Arm_relobj::update_output_local_symbol_count): Check for local
276 symbol with unset output index.
277
9e9e071b
ILT		 2782010-03-05 Ian Lance Taylor <iant@google.com>
279
280 * options.h (class General_options): Add --spare-dynamic-tags.
281 * output.cc (Output_data_dynamic::set_final_data_size): Implement
282 --spare-dynamic-tags.
283
a81ee015
ILT		 2842010-03-05 Ian Lance Taylor <iant@google.com>
285
286 * incremental.cc: Include "libiberty.h".
287
44ec90b9
RO		 2882010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
289
290 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
291 function, is_info_ member.
292 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
293 (Versions::Versions): Update caller.
294 (Versions::define_base_version): Likewise.
295 (Versions::add_def): Likewise.
296
0897ed3b
ST		 2972010-03-03 Sriraman Tallam <tmsriram@google.com>
298
299 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
300 (Scan::possible_function_pointer_reloc): New function.
301 (Scan::local_reloc_may_be_function_pointer): Change to call
302 possible_function_pointer_reloc.
303 (Scan::global_reloc_may_be_function_pointer): Ditto.
304 * icf.h (Icf::check_section_for_function_pointers): Change to reject
305 relocations in ".data.rel.ro._ZTV" section.
306 * testsuite/icf_safe_so_test.sh: Change to pass i386.
307 * testsuite/icf_safe_so_test.cc: Ditto.
308 * testsuite/icf_safe_test.cc: Ditto.
309 * testsuite/icf_safe_test.sh: Ditto.
310
d3bbad62
ILT		 3112010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
312 Ian Lance Taylor <iant@google.com>
313
314 * target-reloc.h (relocate_section): Check the symbol table index
315 for -1U before setting the local symbol index.
316 (scan_relocatable_relocs): If copying the relocation, record that
317 the local symbol is required.
318 * object.h (Symbol_value::is_output_symtab_index_set): New
319 function.
320 (Symbol_value::may_be_discarded_from_output_symtab): New
321 function.
322 (Symbol_value::has_output_symtab_entry): New function.
323 (Symbol_value::needs_output_symtab_entry): Remove.
324 (Symbol_value::output_symtab_index): Make sure the symbol index is
325 set.
326 (Symbol_value::set_output_symtab_index): Make sure the symbol
327 index is not set. Make sure the new index is valid.
328 (Symbol_value::set_must_have_output_symtab_entry): New function.
329 (Symbol_value::has_output_dynsym_entry): New function.
330 (Symbol_value::set_output_dynsym_index): Make sure the new index
331 is valid.
332 (Sized_relobj::set_must_have_output_symtab_entry): New function.
333 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
334 local symbol if permitted.
335 (Sized_relobj::do_finalize_local_symbols): Call
336 is_output_symtab_index_set rather than needs_output_symtab_entry.
337 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
338 rather than needs_output_symtab_entry. Call
339 has_output_dynsym_entry rather than needs_output_dynsym_entry.
340 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
341 is_output_symtab_index_set rather than needs_output_symtab_entry.
342 * testsuite/discard_locals_relocatable_test.c: New file.
343 * testsuite/discard_locals_test.sh: Test -r.
344 * testsuite/Makefile.am (check_DATA): Add
345 discard_locals_relocatable_test1.syms,
346 discard_local_relocatable_test2.syms.
347 (MOSTLYCLEANFILES): Likewise. Also add
348 discard_locals_relocatable_test1.lout and
349 discard_locals_relocatable_test2.out.
350 (discard_locals_relocatable_test1.syms): New target.
351 (discard_locals_relocatable_test.o): New target.
352 (discard_locals_relocatable_test1.out): New target.
353 (discard_locals_relocatable_test2.syms): New target.
354 (discard_locals_relocatable_test2.out): New target.
355 (various): Add missing ../ld-new dependencies.
356 * testsuite/Makefile.in: Rebuild.
357
7e8ccf26
NC		 3582010-03-03 Nick Clifton <nickc@redhat.com>
359
360 * po/fi.po: New Finnish translation.
361
2a0ff005
DK		 3622010-03-01 Doug Kwan <dougkwan@google.com>
363
364 * layout.cc (Layout::Layout): Force section types of .init_array*,
365 .preinit_array* and .fini_array* sections.
366 * output.cc (Output_section::Input_section_sort_entry::has_priority):
367 Fix check of return value of std::string::find.().
368 (Output_section::Input_section_sort_compare::operator()): Remove
369 comment about .init_array.
370 (Output_section::Input_section_sort_init_fini_compare::operator()):
371 New method.
372 (Output_section::sort_attached_input_sections): Handle .init_array
373 and .fini_array specially.
374 * output.h (Output_section::Inut_section_sort_compare): Update
375 comment.
376 (Output_section::Input_section_sort_init_fini_compare): New struct.
377
c3e4ae29
DK		 3782010-02-26 Doug Kwan <dougkwan@google.com>
379
380 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
381 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
382 * testsuite/debug_msg.sh: Avoid matching source line number for
383 use of global variable undef_int.
384
2fd9ae7a
DK		 3852010-02-26 Doug Kwan <dougkwan@google.com>
386
387 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
388 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
389 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
390 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
391 * options.cc (General_options::General_options): Initialize member
392 fix_v4bx_.
393 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
394 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
395 and rm_no_fix_v4bx.stdout
396 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
397 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
398 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
399 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
400 and arm_no_fix_v4bx.
401 * Makefile.in: Regenerate.
402 * testsuite/arm_fix_v4bx.s: New file.
403 * testsuite/arm_fix_v4bx.sh: Ditto.
404
67ec7d0b
DK		 4052010-02-24 Doug Kwan <dougkwan@google.com>
406
407 * arm.cc (Target_arm::got_section): Make the .got section the first
408 non RELRO section in the data segment.
409 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
410 suffixes of section names.
411
10165461
DK		 4122010-02-24 Doug Kwan <dougkwan@google.com>
413
414 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
415 flags and attributes merging if an input file is a binary file.
416 * fileread.cc (Input_file::open): Record format of original file.
417 * fileread.h (Input_file::Format): New enum type.
418 (Input_file::Input_file): Initialize data member format_.
419 (Input_file::format): New method definition.
420 (Input_file::format_):: New data member.
421
4a54abbb
DK		 4222010-02-24 Doug Kwan <dougkwan@google.com>
423
424 * arm.cc (Arm_output_data_got): New class.
425 (ARM_TCB_SIZE): New constant
426 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
427 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
428 If user uses a script with a SECTIONS clause, issue only a warning
429 for a misplaced EXIDX input section. Otherwise, issue an error.
430 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
431 garbage collection.
432 (Target_arm::got_mode_index_entry): Handle static linking.
433 (Target_arm::Scan::local): Ditto.
434 (Target_arm::Scan::global): Ditto.
435 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
436 all incorrectly implemented relocations.
437 (Target_arm::fix_exidx_coverage): Pass layout to
438 Arm_output_section::fix_exidx_coverage.
439 * layout.cc (Layout::section_name_mapping): Remove trailing dots
440 from ".ARM.exidx." and ".ARM.extab.".
441
ca419a6f
ILT		 4422010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
443
444 * arm.cc (Target_arm::do_finalize_sections): Create attribute
445 section if it does not already exist.
446 * attributes.cc (Attributes_section_data::Attributes_section_data):
447 Don't crash if size is zero.
448
135b9c78
ILT		 4492010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
450 Ian Lance Taylor <iant@google.com>
451
452 * gold.cc (queue_middle_tasks): If no input files were opened,
453 exit.
454 * workqueue.h (Task_function::Task_function): Assert that there is
455 a blocker.
456
bb0bfe4f
DK		 4572010-02-22 Doug Kwan <dougkwan@google.com>
458
459 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
460 * icf.cc (get_section_contents): Cast snprintf arguments to long long
461 types to avoid warnings due to different uint64_t implementations
462 on different hosts.
463
2a2b6d42
DK		 4642010-02-21 Doug Kwan <dougkwan@google.com>
465
466 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
467 handling of the maximum backward branch offset.
468 (Arm_relocate_functions::thumb_branch_common): Ditto.
469 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
470 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
471 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
472 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
473 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
474 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
475 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
476 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
477 thumb_bl_out_of_range thumb_bl_out_of_range.o,
478 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
479 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
480 thumb2_bl_out_of_range.o): New rules.
481 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
482 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
483 thumb2_bl_out_of_range
484 * testsuite/Makefile.in: Regenerate.
485 * testsuite/arm_bl_in_range.s: New file.
486 * testsuite/arm_bl_out_of_range.s: Ditto.
487 * testsuite/arm_branch_in_range.sh: Ditto.
488 * testsuite/arm_branch_range.t: Ditto.
489 * testsuite/thumb2_branch_range.t: Ditto.
490 * testsuite/thumb_bl_in_range.s: Ditto.
491 * testsuite/thumb_bl_out_of_range.s: Ditto.
492 * testsuite/thumb_branch_range.t: Ditto.
493
b487ad64
ST		 4942010-02-20 Sriraman Tallam <tmsriram@google.com>
495
496 * gc.h (gc_process_relocs): Change vectors to point to the new list.
497 Add reloc offset information.
498 * icf.cc (get_section_contents): Change iterators to point to the new
499 vectors. Add reloc offset information to the contents.
500 * icf.h (Icf::Sections_reachable_info): New typedef.
501 (Icf::Sections_reachable_list): New typedef.
502 (Icf::Offset_info): New typedef.
503 (Icf::Reloc_info): New struct typedef.
504 (Icf::Reloc_info_list): New typedef.
505 (Icf::symbol_reloc_list): Delete method.
506 (Icf::addend_reloc_list): Delete method.
507 (Icf::section_reloc_list): Delete method.
508 (Icf::reloc_info_list): New method.
509 (Icf::reloc_info_list_): New member.
510
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DK		 5112010-02-19 Doug Kwan <dougkwan@google.com>
512
513 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
514 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
515 * arm.cc (Arm_relocation_functions): New forward declaration.
516 (Target_arm::Target_arm): Initialize new data members
517 got_mod_index_offset_ and tls_base_symbol_defined_.
518 (Target_arm::Relocate::relocate_tls): New method.
519 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
520 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
521 New methods.
522 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
523 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
524 (Target_arm::got_mod_index_offset_,
525 Target_arm::tls_base_symbol_defined_): New data members.
526 (Target_arm::Scan::local, Target::Scan::global,
527 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
528 relocations.
529
c8761b9a
DK		 5302010-02-18 Doug Kwan <dougkwan@google.com>
531
532 * arm.cc (Arm_relobj::find_linked_text_section): New method.
533 (Arm_relobj::make_exidx_input_section): Pass section index of linked
534 text section as a parameter becuase some broken tools may not set
535 the link in section header.
536 (Target_arm::has_got_section): New method.
537 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
538 without any mapping symbol as data only. Remove warning.
539 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
540 link in its section header, try to discover the link by inspecting the
541 REL31 relocation at the beginning of the section.
542 (Target_arm::Scan::check_non_pic): Report name of offending relocation
543 in error message.
544 (Target_arm::Scan::global): Treat any reference to the symbol
545 _GLOBAL_OFFSET_TABLE_ as a GOT access.
546
21bb3914
ST		 5472010-02-12 Sriraman Tallam <tmsriram@google.com>
548
549 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
550 (Scan::global_reloc_may_be_function_pointer): New function.
551 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
552 (Scan::global_reloc_may_be_function_pointer): New function.
553 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
554 (Scan::global_reloc_may_be_function_pointer): New function.
555 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
556 (Scan::global_reloc_may_be_function_pointer): New function.
557 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
558 (Scan::global_reloc_may_be_function_pointer): New function.
559 (Scan::possible_function_pointer_reloc): New function.
560 (Target_x86_64::can_check_for_function_pointers): New function.
561 * gc.h (gc_process_relocs): Scan relocation types to determine if
562 function pointers were taken for targets that support it.
563 * icf.cc (Icf::find_identical_sections): Include functions for
564 folding in safe ICF whose pointer is not taken.
565 * icf.h (Secn_fptr_taken_set): New typedef.
566 (fptr_section_id_): New member.
567 (section_has_function_pointers): New function.
568 (set_section_has_function_pointers): New function.
569 (check_section_for_function_pointers): New function.
570 * options.h: Fix comment for safe ICF option.
571 * target.h (can_check_for_function_pointers): New function.
572 * testsuite/Makefile.am: Add icf_safe_so_test test case.
573 Modify icf_safe_test for X86-64.
574 * testsuite/Makefile.in: Regenerate.
575 * testsuite/icf_safe_so_test.cc: New file.
576 * testsuite/icf_safe_so_test.sh: New file.
577 * testsuite/icf_safe_test.cc (kept_func_3): New function.
578 (main): Change to take pointer to function kept_func_3.
579 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
580 folding is done correctly for X86-64.
581
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DM		 5822010-02-12 David S. Miller <davem@davemloft.net>
583
584 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
585 is_symbolless parameter.
586 (Output_reloc<SHT_REL>::is_symbolless): New.
587 (Output_reloc<SHT_REL>::is_symbolless_): New.
588 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
589 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
590 (Output_reloc<SHT_RELA>::is_symbolless): New.
591 (Output_data_reloc::add_global): Handle is_symbolless.
592 (Output_data_reloc::add_global_relative): Likewise.
593 (Output_data_reloc::add_local): Likewise.
594 (Output_data_reloc::add_local_relative): Likewise.
595 (Output_data_reloc::add_symbolless_global_addend): New.
596 (Output_data_reloc::add_symbolless_local_addend): New.
597 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
598 is_symbolless.
599 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
600 instead of ->is_relative_
601 (Output_reloc::write): Likewise.
602 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
603 (Output_reloc::write_rel): Simplify.
604
605 * sparc.cc (Target_sparc::Scan::local): Use
606 ->add_symbolless_local_addend as needed.
607 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
608 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
609 based upon relocation offset.
610
e4782e83
DK		 6112010-02-11 Doug Kwan <dougkwan@google.com>
612
613 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
614 (Target_arm::Scan::global): Ditto. Also remove a comment before the
615 beginning of function.
616 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
617 and MOVT_ABS relocations. Those are non issued in scanning. Fix
618 parameter is_32bit in calls to should_apply_static_reloc.
619 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
620 (check_DATA): Add arm_abs_global.stdout.
621 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
622 arm_abs_global.stdout): New rules.
623 (MOSTLLYCLEANFILES): Add arm_abs_global
624 * Makefile.in: Regenerate.
625 * testsuite/arm_abs_global.s: New file.
626 * testsuite/arm_abs_global.sh: Ditto.
627 * testsuite/arm_abs_lib.s: Ditto.
628
93ceb764
ILT		 6292010-02-11 Ian Lance Taylor <iant@google.com>
630
631 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
632 Read_relocs task.
633 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
634 Allocate_commons_task first.
635 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
636 task, rather than symtab_lock_.
637 (Gc_process_relocs::~Gc_process_relocs): New function.
638 (Gc_process_relocs::is_runnable): Check this_blocker_.
639 (Gc_process_relocs::locks): Use next_blocker_ rather than
640 blocker_.
641 (Scan_relocs::~Scan_relocs): New function.
642 (Scan_relocs::is_runnable): Check this_blocker_ rather than
643 symtab_lock_.
644 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
645 next_blocker_.
646 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
647 fields. Add this_blocker_ and next_blocker_ fields. Adjust
648 constructor accordingly.
649 (class Gc_process_relocs): Likewise.
650 (class Scan_relocs): Likewise.
651 * common.h (class Allocate_commons_task): Remove symtab_lock_
652 field, and corresponding constructor parameter.
653 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
654 symtab_lock_.
655 (Allocate_commons_task::locks): Likewise.
656
114dfbe1
ILT		 6572010-02-11 Ian Lance Taylor <iant@google.com>
658
659 * gold-threads.h (class Once): Define.
660 (class Initialize_lock): Rewrite as child of Once.
661 * gold-threads.cc (class Once_initialize): Define.
662 (once_pointer_control): New static variable.
663 (once_pointer, once_arg): New static variables.
664 (c_run_once): New static function.
665 (Once::Once, Once::run_once, Once::internal_run): New functions.
666 (class Initialize_lock_once): Remove.
667 (initialize_lock_control): Remove.
668 (initialize_lock_pointer): Remove.
669 (initialize_lock_once): Remove.
670 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
671 (Initialize_lock::initialize): Rewrite.
672 (Initialize_lock::do_run_once): New function.
673 * archive.cc (Archive::interpret_header): Only clear name if it is
674 not already empty.
675 * fileread.cc: Include "gold-threads.h"
676 (file_counts_lock): New static variable.
677 (file_counts_initialize_lock): Likewise.
678 (File_read::release): Only increment counts when using --stats.
679 Use a lock around the increment.
680 * parameters.cc (class Set_parameters_target_once): Define.
681 (set_parameters_target_once): New static variable.
682 (Parameters::Parameters): Move here from parameters.h.
683 (Parameters::set_target): Rewrite.
684 (Parameters::set_target_once): New function.
685 (Parameters::clear_target): Move here and rewrite.
686 * parameters.h (class Parameters): Update declarations. Add
687 set_parameters_target_once_ field.
688 (Parameters::Parameters): Move to parameters.cc.
689 (Parameters::clear_target): Likewise.
690 * readsyms.cc (Read_symbols::do_group): Create a Start_group
691 task.
692 (Start_group::~Start_group): New function.
693 (Start_group::is_runnable): New function.
694 (Start_group::locks, Start_group::run): New functions.
695 (Finish_group::run): Change saw_undefined to size_t.
696 * readsyms.h (class Start_group): Define.
697 (class Finish_group): Change saw_undefined_ field to size_t.
698 (Finish_group::Finish_group): Remove saw_undefined and
699 this_blocker parameters. Change all callers.
700 (Finish_group::set_saw_undefined): New function.
701 (Finish_group::set_blocker): New function.
702 * symtab.h (class Symbol_table): Change saw_undefined to return
703 size_t. Change saw_undefined_ field to size_t.
704 * target-select.cc (Set_target_once::do_run_once): New function.
705 (Target_selector::Target_selector): Initialize set_target_once_
706 field. Don't initialize lock_ and initialize_lock_ fields.
707 (Target_selector::instantiate_target): Rewrite.
708 (Target_selector::set_target): New function.
709 * target-select.h (class Set_target_once): Define.
710 (class Target_selector): Update declarations. Make
711 Set_target_once a friend. Remove lock_ and initialize_lock_
712 fields. Add set_target_once_ field.
713
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ILT		 7142010-02-10 Ian Lance Taylor <iant@google.com>
715
716 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
717 queueing any tasks.
718 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
719 (queue_middle_tasks): Add all blockers before queueing any tasks.
720 (queue_final_tasks): Likewise.
721 * token.h (Task_token::add_blockers): New function.
722 * object.h (Input_objects::number_of_relobjs): New function.
723
c7177d31
ILT		 7242010-02-10 Ian Lance Taylor <iant@google.com>
725
5de0e392
ILT		 726 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
727 shared, not if not position independent.
728 * x86_64.cc (Relocate::relocate_tls): Likewise.
729 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
730 (tls_pie_pic_test): New target.
731 * testsuite/Makefile.in: Rebuild.
732
c7177d31
ILT		 733 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
734 (tls_test_main_pie.o, tls_test_pie.o): New targets.
735 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
736 * testsuite/Makefile.in: Rebuild.
737
684b268a
DM		 7382010-02-09 David S. Miller <davem@davemloft.net>
739
740 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
741 R_SPARC_RELATIVE using ->add_local_relative().
742 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
743
612a8d3d
DM		 744 * output.h (Output_data_dynamic::add_section_size): New method
745 that takes two Output_data objects.
746 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
747 entry param. Handle it in initializers.
748 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
749 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
750 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
751 arg.
752 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
753 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
754 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
755 for dynrel_includes_plt.
756 * i386.cc (Target_i386::do_finalize_sections): Likewise.
757 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
758 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
759 before .rela.plt
760 (Target_sparc::do_finalize_sections): Update to pass true for
761 dynrel_includes_plt.
762 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
763 output before .rela.plt
764 (Target_powerpc::do_finalize_sections): Update to pass true for
765 dynrel_includes_plt when 32-bit.
766
cb1be87e
DK		 7672010-02-08 Doug Kwan <dougkwan@google.com>
768
769 * arm.cc (Arm_relobj::simple_input_section_output_address): New
770 method.
771 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
772 Arm_relobj::scan_section_for_cortex_a8_stubs,
773 Arm_relobj::do_relocation_section): Instead of calling
774 Output_section::output_address, use faster
775 Arm_relobj::simple_input_section_output_address.
776
705b5121
DM		 7772010-02-08 David S. Miller <davem@davemloft.net>
778
779 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
780 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
781 relocation helper function.
782
024c4466
DM		 783 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
784 just like R_SPARC_GOT{10,13,22}.
785 (Target_sparc::Scan::local): Likewise.
786 (Target_sparc::Relocate:relocate): Likewise.
787
9109c078
ILT		 7882010-02-06 Ian Lance Taylor <iant@google.com>
789
790 * configure.ac: Rewrite targetobjs duplicate removal code to use
791 only shell constructs.
792 * configure: Rebuild.
793
cf846138
DK		 7942010-02-05 Doug Kwan <dougkwan@google.com>
795
796 PR 11247
797 * arm.cc (Arm_relobj::section_is_scannable): New method.
798 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
799 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
800
6cfaf60b
DK		 8012010-02-04 Doug Kwan <dougkwan@google.com>
802
803 PR 11247
804 * arm-reloc-property.cc (cstdio): Include.
805 * configure.ac (targetobjs): Remove duplicates.
806 * configure: Regenerate.
807 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
808 big and little endian version for a given address size.
809
5c57f1be
DK		 8102010-02-03 Doug Kwan <dougkwan@google.com>
811
812 * arm-reloc-property.cc
813 (Arm_reloc_property_table::reloc_name_in_error_message): New method
814 definition.
815 * arm-reloc-property.h
816 (Arm_reloc_property_table::get_implemented_static_reloc_property):
817 New method definition.
818 (Arm_reloc_property_table::reloc_name_in_error_message): New method
819 declaration.
820 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
821 overflow to N.
822 (GOT_PREL): Change implemented to Y.
823 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
824 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
825 (Arm_relocate_functions::movw_abs_nc): Remove method.
826 (Arm_relocate_functions::movt_abs): Ditto.
827 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
828 (Arm_relocate_functions::thm_movt_abs): Ditto.
829 (Arm_relocate_functions::movw_rel_nc): Ditto.
830 (Arm_relocate_functions::movw_rel): Ditto.
831 (Arm_relocate_functions::movt_rel): Ditto.
832 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
833 (Arm_relocate_functions:thm_movw_rel): Ditto.
834 (Arm_relocate_functions:thm_movt_rel): Ditto.
835 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
836 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
837 New method definitions.
838 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
839 (Arm_relocation_functions::arm_grp_ldr): Ditto.
840 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
841 (Arm_relocation_functions::arm_grp_ldc): Ditto.
842 (Target_arm::Relocate::relocate): Check for non-static or
843 unimplemented relocation code and exit early. Change calls to
844 Target_arm::reloc_uses_thumb_bit and
845 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
846 instead. Refactor code to handle similar relocations to increase
847 code sharing. Remove check for unsupported relocation code in switch
848 statement.
849 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
850 relocation property table to find out size. Change error message to
851 print out the name of a relocation code instead of the numeric value.
852 (Target_arm::scan_reloc_for_stub): Use relocation property table
853 instead of calling Target_arm::reloc_uses_thumb_bit().
854
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DK		 8552010-02-02 Doug Kwan <dougkwan@google.com>
856
857 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
858 types of relaxed input section.
859
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DK		 8602010-02-02 Doug Kwan <dougkwan@google.com>
861
862 * Makefile.am (HFILES): Add arm-reloc-property.h.
863 (DEFFILES): New.
864 (TARGETSOURCES): Add arm-reloc-property.cc
865 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
866 (libgold_a_SOURCES): $(DEFFILES)
867 * Makefile.in: Regenerate.
868 * arm-reloc-property.cc: New file.
869 * arm-reloc-property.h: New file.
870 * arm-reloc.def: New file.
871 * arm.cc: Update comments.
872 (arm-reloc-property.h): New included header.
873 (arm_reloc_property_table): New global variable.
874 (Target_arm::do_select_as_default_target): New method definition.
875 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
876 arm-reloc-property to targ_extra_obj.
877 * parameters.cc (set_parameters_target): Call
878 Target::select_as_default_target().
879 * target.h (Target::select_as_default_target): New method definition.
880 (Target::do_select_as_default_target): Same.
881
546c7457
DK		 8822010-02-01 Doug Kwan <dougkwan@google.com>
883
884 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
885 first_output_text_section_.
886 (Arm_exidx_fixup::first_output_text_section): New method definition.
887 (Arm_exidx_fixup::first_output_text_section_): New data member.
888 (Arm_exidx_fixup::process_exidx_section): Record the first text
889 output section seen.
890 (Arm_output_section::fix_exidx_coverage): Set correct linked section
891 and entsize in output section header.
892
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DK		 8932010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
894
895 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
896 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
897 (Arm_relocate_functions::thm_alu11): New Method.
898 (Arm_relocate_functions::thm_pc8): New Method.
899 (Arm_relocate_functions::thm_pc12): New Method.
900 (Target_arm::Scan::local): Handle the relocations.
901 (Target_arm::Scan::global): Likewise.
902 (Target_arm::Relocate::relocate): Likewise.
903 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
904
c9a2c125
DK		 9052010-01-29 Doug Kwan <dougkwan@google.com>
906
907 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
908 of relocation types as ld.
909
1521477a
DK		 9102010-01-29 Doug Kwan <dougkwan@google.com>
911
912 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
913 to public.
914 (Arm_relocate_functions::thumb_branch_common): Ditto.
915 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
916 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
917 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
918 Arm_relocate_functions::jump24): Remove.
919 (Target_arm::Relocate::relocate): Adjust code to call
920 Arm_relocation_functions::arm_branch_common and
921 Arm_relocation_functions::thumb_branch_common instead of their removed
922 wrappers. Merge switch-cases together to reduce source code size.
923
e7eca48c
DK		 9242010-01-29 Doug Kwan <dougkwan@google.com>
925
926 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
927 output_local_symbol_count_needs_update_.
928 (Arm_relobj::output_local_symbol_count_needs_update,
929 Arm_relobj::set_output_local_symbol_count_needs_update,
930 Arm_relobj::update_output_local_symbol_count): New methods.
931 (Arm_relobj::output_local_symbol_count_needs_update_): New data
932 member.
933 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
934 of pointed function as in a R_ARM_PREL31 relocation.
935 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
936 for output local symbol count updating.
937 (Target_arm::do_relax): Update output local symbol counts in objects
938 if necessary.
939 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
940
02961d7e
ILT		 9412010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
942
943 * arm.cc: Added support for the ARM relocations:
944 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
945 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
946 (Arm_relocate_functions::movw_rel_nc): Renamed (was
947 movw_prel_nc).
948 (Arm_relocate_functions::movw_rel): New method.
949 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
950 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
951 thm_movw_prel_nc).
952 (Arm_relocate_functions::thm_movw_rel): New method.
953 (Arm_relocate_functions::thm_movt_rel): Renamed (was
954 thm_movt_prel).
955 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
956 relocations.
957 (Target_arm::Scan::global): Likewise.
958 (Target_arm::Relocate::relocate): Likewise.
959 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
960 Likewise.
961
b10d2873
ILT		 9622010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
963
964 * arm.cc: Added support for ARM group relocations.
965 (Target_arm::reloc_needs_sym_origin): New method.
966 (Arm_relocate_functions::calc_grp_kn): New method.
967 (Arm_relocate_functions::calc_grp_residual): New method.
968 (Arm_relocate_functions::calc_grp_gn): New method.
969 (Arm_relocate_functions::arm_grp_alu): New Method.
970 (Arm_relocate_functions::arm_grp_ldr): New Method.
971 (Arm_relocate_functions::arm_grp_ldrs): New Method.
972 (Arm_relocate_functions::arm_grp_ldc): New Method.
973 (Target_arm::Scan::local): Handle the ARM group relocations.
974 (Target_arm::Scan::global): Likewise.
975 (Target_arm::Relocate::relocate): Likewise.
976 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
977 Likewise.
978
2b328d4e
DK		 9792010-01-26 Doug Kwan <dougkwan@google.com>
980
981 * arm.cc (set): Include.
982 (class Arm_exidx_fixup): Change type of last_input_section_ to const
983 pointer type.
984 (Arm_output_section::Text_section_list): New type.
985 (Arm_output_section::append_text_sections_to_list): New method.
986 (Arm_output_section::fix_exidx_coverage): Ditto.
987 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
988 (Arm_relobj::convert_input_section_to_relaxed_section): Use
989 Relobj::set_section_offset() instead of
990 Sized_relobj::invalidate_section_offset().
991 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
992 parameter for section headers. Ignore relocation sections for
993 unallocated sections and EXIDX sections.
994 (Target_arm::fix_exidx_coverage): New method.
995 (Target_arm::output_section_address_less_than): New type.
996 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
997 linked text section instead of the EXIDX section.
998 (Arm_output_section::create_stub_group): Add an assertion to check
999 that this is not an EXIDX output section.
1000 (Arm_output_section::append_text_sections_to_list): New method.
1001 (Arm_output_section::fix_exidx_coverage): Ditto.
1002 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1003 Arm_relobj::section_needs_reloc_stub_scanning.
1004 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1005 first pass.
1006 (Target_arm::fix_exidx_coverage): New method.
1007 * object.h (Relobj::set_output_section): New method.
1008 (Sized_relobj::invalidate_section_offset): Remove method.
1009 (Sized_relobj::do_invalidate_section_offset): Remove method.
1010 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1011
c7f3c371
DK		 10122010-01-25 Doug Kwan <dougkwan@google.com>
1013
1014 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1015 Fix warning due to signed and unsigned comparison on a 32-bit host.
1016
8923b24c
DK		 10172010-01-22 Doug Kwan <dougkwan@google.com>
1018
1019 * arm.cc (Target_arm::do_relax): Record an output section for section
1020 offset adjustment it contains any stub table that has changed.
1021 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1022 offsets in an output section if necessary.
1023 * output.cc (Output_section::Output_section): Initialize
1024 section_offsets_need_adjustments_.
1025 (Output_section::add_input_section_for_script): Renamed to
1026 Output_section::add_simple_input_section.
1027 (Output_section::save_states): Add a comment.
1028 (Output_section::discard_states): New method defintion.
1029 (Output_section::adjust_section_offsets): Same.
1030 * output.h (Output_section::add_input_section_for_script): Renamed to
1031 Output_section::add_simple_input_section.
1032 (Output_section::discard_states): New method declaration.
1033 (Output_section::adjust_section_offsets): Same.
1034 (Output_section::section_offsets_need_adjustment,
1035 Output_section::set_section_offsets_need_adjustment): New method
1036 definitions.
1037 (Output_section::section_offsets_need_adjustment_): New data member.
1038 * script-sections.cc
1039 (Output_section_element_input::set_section_address): Adjust code for
1040 renaming of Output_section::add_input_section_for_script.
1041 (Orphan_output_section::set_section_address): Same.
1042
9b2fd367
DK		 10432010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1044
1045 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1046 Fix_v4bx enum values .
1047 * gold/options.h (General_options): New option definitions.
1048 (General_options::fix_v4bx): New method.
1049 (General_options::Fix_v4bx): New enum.
1050 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1051 (General_options::parse_fix_v4bx_interworking): New method.
1052
80d0d023
DK		 10532010-01-22 Doug Kwan <dougkwan@google.com>
1054
1055 * arm.cc (Arm_exidx_fixup): New class.
1056
af2cdeae
DK		 10572010-01-21 Doug Kwan <dougkwan@google.com>
1058
1059 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1060 classes.
1061 (Arm_exidx_section_offset_map): New type.
1062
993d07c1
DK		 10632010-01-21 Doug Kwan <dougkwan@google.com>
1064
1065 * arm.cc (Arm_exidx_input_section): New class.
1066 (Arm_relobj::exidx_input_section_by_link,
1067 Arm_relobj::exidx_input_section_by_shndx,
1068 Arm_relobj::make_exidx_input_section): New methods.
1069 (read_arm_attributes_section): Remove.
1070 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1071 information about them.
1072 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1073 to here.
1074
5ac169d4
DK		 10752010-01-20 Doug Kwan <dougkwan@google.com>
1076
1077 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1078 Input_section_specifier to Section_id.
1079 (Target_arm::new_arm_input_section: Adjust code for change of key
1080 type.
1081 (Target_arm::find_arm_input_section): Ditto.
1082 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1083 (Section_id): Remove.
1084 (Garbage_collection::Section_id_hash): Remove.
1085 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1086 (Section_id): Remove.
1087 (Icf::Section_id_hash): Remove.
1088 * object.h (Section_id, Const_section_id, Section_id_hash,
1089 Const_section_id_hash): New type definitions.
1090 * output.cc (Output_section::add_relaxed_input_section): Change to
1091 use Const_section_id instead of Input_section_specifier as key type.
1092 (Output_section::add_merge_input_section): Ditto.
1093 (Output_section::build_relaxation_map): Change to use Section_id
1094 instead of Input_section_specifier as key type.
1095 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1096 Ditto.
1097 (Output_section::convert_input_sections_to_relaxed_sections): Change
1098 to use Const_section_id instead of Input_section_specifier as key type.
1099 (Output_section::find_merge_section): Ditto.
1100 (Output_section::find_relaxed_input_section): Ditto.
1101 * output.h (Input_section_specifier): Remove class.
1102 (Output_section::Output_section_data_by_input_section_map): Change
1103 key type to Const_section_id.
1104 (Output_section::Output_relaxed_input_section_by_input_section_map):
1105 Ditto.
1106 (Output_section::Relaxation_map): Change key type to Section_id.
1107
a2162063
ILT		 11082010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1109
1110 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1111 (class Arm_v4bx_stub): New class.
1112 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1113 (Stub_factory::make_arm_v4bx_stub): New method.
1114 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1115 (Stub_table::empty): Handle v4bx stubs.
1116 (Stub_table::add_arm_v4bx_stub): New method.
1117 (Stub_table::find_arm_v4bx_stub): New method.
1118 (Arm_relocate_functions::v4bx): New method.
1119 (Target_arm::fix_v4bx): New method.
1120 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1121 (Stub_table::relocate_stubs): Likewise.
1122 (Stub_table::do_write): Likewise.
1123 (Stub_table::update_data_size_and_addralign): Likewise.
1124 (Stub_table::finalize_stubs): Likewise.
1125 (Target_arm::Scan::local): Likewise.
1126 (Target_arm::Scan::global): Likewise.
1127 (Target_arm::do_finalize_sections): Likewise.
1128 (Target_arm::Relocate::relocate): Likewise.
1129 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1130 Likewise.
1131 (Target_arm::scan_reloc_for_stub): Likewise.
1132 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1133
5696ab0b
ILT		 11342010-01-19 Ian Lance Taylor <iant@google.com>
1135
1136 * output.cc (Output_section_headers::do_sized_write): Write large
1137 segment count to sh_info field.
1138 (Output_file_header::do_sized_write): For large segment count,
1139 write PN_XNUM to e_phnum field.
1140
800d0f56
ILT		 11412010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1142
1143 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1144 (Arm_relocate_functions::thm_jump8): New function.
1145 (Arm_relocate_functions::thm_jump11): New function.
1146 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1147 R_ARM_THM_JUMP11.
1148 (Target_arm::Scan::global): Likewise.
1149 (Target_arm::Relocate::relocate): Likewise.
1150 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1151 Likewise.
1152
41263c05
DK		 11532010-01-14 Doug Kwan <dougkwan@google.com>
1154
1155 * arm.cc (map, utility): Include headers.
1156 (Target_arm::apply_cortex_a8_workaround): New method.
1157 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1158 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1159 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1160 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1161 the --[no-]fix-cortex-a8 command line options.
1162 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1163 (Target_arm::relocate_stub): Use addend in instruction template.
1164 * options.h (DEFINE_bool): Set the user-set flag.
1165 (General_options): Add --[no-]-fix-cortex options.
1166 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1167 : Update fast look-up map after conversion.
1168
459e9b03
ST		 11692010-01-14 Sriraman Tallam <tmsriram@google.com>
1170
1171 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1172 in the first pass of do_layout.
1173
b521dfe4
DK		 11742010-01-13 Doug Kwan <dougkwan@google.com>
1175
1176 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1177 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1178 apparent compiler problem of not folding static constant integral
1179 data members of elfcpp::Elf_sizes<32>.
1180
44272192
DK		 11812010-01-13 Doug Kwan <dougkwan@google.com>
1182
1183 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1184 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1185 Arm_relobj::scan_section_for_cortex_a8_erratum,
1186 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1187 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1188 sections to scan for relocation stubs into a new method
1189 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1190 relocation and Cortex-A8 stub scanning.
1191 (Target_arm::do_relax): Force stubs to be after stubbed sections
1192 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1193 the beginning of a new relaxation pass. Update a comment.
1194 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1195
44b71ece
ILT		 11962010-01-12 Ian Lance Taylor <iant@google.com>
1197
1198 * target-reloc.h (visibility_error): New inline function.
1199 (relocate_section): Call visibility_error.
1200 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1201 (MOSTLYCLEANFILES): Likewise.
1202 (protected_4_pic.o, protected_3.err): New targets.
1203 * testsuite/protected_4.cc: New file.
1204
a120bc7f
DK		 12052010-01-12 Doug Kwan <dougkwan@google.com>
1206
1207 * arm.cc (Cortex_a8_reloc): New class.
1208 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1209 and cortex_a8_relocs_info_.
1210 (Target_arm::fix_cortex_a8): New method definition.
1211 (Target_arm::Cortex_a8_relocs_info): New type.
1212 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1213 New data member declarations.
1214 (Target_arm::scan_reloc_for_stub): Record information about
1215 relocations for THUMB branches that might be exempted from the
1216 Cortex-A8 workaround.
1217 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1218 at the beginning of a relaxation pass.
1219
20138696
DK		 12202010-01-12 Doug Kwan <dougkwan@google.com>
1221
1222 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1223 (Arm_relobj::Mapping_symbol_position,
1224 Arm_reloj::Mapping_symbol_position_less,
1225 Arm_relobj::Mapping_symbols_info): New types.
1226 (Target_arm::is_mapping_symbol_name): New method definition.
1227 (Arm_relobj::do_count_local_symbols): Save information about mapping
1228 symbols.
1229
089d69dc
DK		 12302010-01-11 Doug Kwan <dougkwan@google.com>
1231
1232 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1233 Arm_relocate_functions::thumb32_branch_upper,
1234 Arm_relocate_functions::thumb32_branch_lower,
1235 Arm_relocate_functions::thumb32_cond_branch_offset,
1236 Arm_relocate_functions::thumb32_cond_branch_upper,
1237 Arm_relocate_functions::thumb32_cond_branch_lower,
1238 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1239 branch offset encoding.
1240 (Arm_relocate_functions::thumb_branch_common): Use new branch
1241 offset encoding methods to avoid code duplication.
1242 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1243 (Stub_addend_reader::operator()): Use new branch encoding method
1244 to avoid code duplication.
1245
99e5bff2
DK		 12462010-01-11 Doug Kwan <dougkwan@google.com>
1247
1248 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1249 (Target_arm::do_finalize_sections): Define special EXIDX section
1250 symbols only if referenced.
1251 * gc.h (Garbage_collection::add_reference): New method.
1252 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1253 code duplication.
1254
98e090bd
ILT		 12552010-01-11 Ian Lance Taylor <iant@google.com>
1256
d0a91bd8
ILT		 1257 * script.cc (Version_script_info::build_expression_list_lookup):
1258 Change complaing about duplicate wildcard match from error to
1259 warning.
1260
98e090bd
ILT		 1261 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1262 of 2009-12-30.
1263 (Version_script_info::Version_script_info): Initialize globs_,
1264 default_version_, default_is_global_, and exact_. Don't
1265 initialize globals_ or locals_.
1266 (Version_script_info::build_lookup_tables): Build local symbols
1267 first.
1268 (Version_script_info::unquote): New function.
1269 (Version_script_info::add_exact_match): New function.
1270 (Version_script_info::build_expression_list_lookup): Remove lookup
1271 parameter. Add is_global parameter. Change all callers. Handle
1272 wildcard pattern specially. Unquote pattern. Call
1273 add_exact_match.
1274 (Version_script_info::get_name_to_match): New function.
1275 (Version_script_info::get_symbol_version): New function.
1276 (Version_script_info::get_symbol_version_helper): Remove.
1277 (Version_script_info::check_unmatched_names): Call unquote.
1278 * script.h (class Version_script_info): Change get_symbol_version
1279 to be non-inline and add is_global parameter; change all callers.
1280 Rewrite symbol_is_local. Update declarations. Define struct
1281 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1282 Remove globals_ and locals_ members. Add exact_, globs_,
1283 default_version_, is_global_.
1284 (Version_script_info::Glob): Remove pattern, add expression and
1285 is_global. Update constructor. Change all callers.
1286 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1287 default version.
1288 (Versions::symbol_section_contents): If a symbol is undefined, or
1289 defined in a dynamic object, set the version index to
1290 VER_NDX_LOCAL.
1291 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1292 symbol_is_local.
1293 (Symbol_table::add_from_pluginobj): Likewise.
1294 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1295
d56962d3
DK		 12962010-01-11 Doug Kwan <dougkwan@google.com>
1297
1298 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1299 (incremental_dump_LDADD): Add linking option for libintl.
1300 * Makefile.in: Regenerate.
1301
94e6ee91
L		 13022010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1303
1304 PR gold/11144
1305 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1306 instead of -Ds.
1307 * testsuite/Makefile.in: Regenerated.
1308
e96c574b
DK		 13092010-01-10 Doug Kwan <dougkwan@google.com>
1310
1311 * options.h (DEFINE_var): Use parentheses around argument varname__
1312 in macro body to avoid any unintended subsequent substitutions.
1313
7198066b
ILT		 13142010-01-10 Ian Lance Taylor <iant@google.com>
1315
ba4d53bf
ILT		 1316 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1317 candidates before doing symbol resolution.
1318
7198066b
ILT		 1319 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1320 ODR candidates if only one is weak.
1321
a2beed37
ILT		 13222010-01-08 Ian Lance Taylor <iant@google.com>
1323
1324 * script.cc (Version_script_info::build_expression_list_lookup):
1325 Don't warn about ambiguous version, just record the ambiguity.
1326 (Version_script_info::get_symbol_version_helper): Give error if
1327 version is ambiguous.
1328
2fb7225c
DK		 13292010-01-08 Doug Kwan <dougkwan@google.com>
1330
1331 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1332 prev_data_size_ and prev_addralign_. Remove initializer for
1333 deleted data member has_been_changed_.
1334 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1335 to determine if the table is empty.
1336 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1337 Remove.
1338 (Stub_table::add_reloc_stub): Define method in class definition
1339 instead of just declaring it there.
1340 (Stub_table::add_cortex_a8_stub): New method definition.
1341 (Stub_table::update_data_size_and_addralign): Ditto.
1342 (Stub_table::finalize_stubs): Ditto.
1343 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1344 (Stub_table::do_addralign_): Return address alignment in the
1345 (Stub_table::do_reset_address_and_file_offset): Define method in
1346 class definition instead of declaring it there. Set current data
1347 size to be the data size of the previous pass.
1348 (Stub_table::set_final_data_size): Use current data size as the
1349 final data size.
1350 (Stub_table::relocate_stub): Change parameter type of stub from
1351 Reloc_stub pointer to Stub pointer.
1352 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1353 (Stub_table::Cortex_a8_stub_list): New typedef.
1354 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1355 Stub_table::prev_addralign_): New data member.
1356 (Arm_relobj::Arm_relobj): Initialize data member
1357 section_has_cortex_a8_workaround_.
1358 (Arm_relobj::section_has_cortex_a8_workaround,
1359 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1360 definitions.
1361 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1362 declarations.
1363 (Target_arm::relocate_stub): Change parameter type of stub from
1364 Reloc_stub pointer to Stub pointer.
1365 (Insn_template::size, Insn_template::alignment): Handle
1366 THUMB16_SPECIAL_TYPE.
1367 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1368 Stub_table::update_data_size_and_addralign,
1369 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1370 definitions.
1371 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1372 (Stub_table::do_write): Ditto.
1373 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1374
880cd20d
ILT		 13752010-01-08 Ian Lance Taylor <iant@google.com>
1376
1377 PR 11108
1378 * symtab.h (class Symbol): Remove fields is_target_special_ and
1379 has_plt_offset_. Add field is_defined_in_discarded_section_.
1380 (Symbol::is_defined_in_discarded_section): New function.
1381 (Symbol::set_is_defined_in_discarded_section): New function.
1382 (Symbol::has_plt_offset): Rewrite.
1383 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1384 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1385 Don't initialize is_target_special_ or has_plt_offset_.
1386 Initialize is_defined_in_discarded_section_.
1387 (Symbol_table::add_from_relobj): If appropriate, set
1388 is_defined_in_discarded_section.
1389 * resolve.cc (Symbol::override_base_with_special): Don't test
1390 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1391 * target-reloc.h (relocate_section): Do special handling for
1392 symbols defined in discarded sections for global symbols as well
1393 as local symbols.
1394
2703e3eb
ILT		 13952010-01-08 Ian Lance Taylor <iant@google.com>
1396
1397 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1398 the SHT_SYMTAB case.
1399
339d40a3
ILT		 14002010-01-08 Ian Lance Taylor <iant@google.com>
1401
1402 * object.cc (Sized_relobj::do_layout): Don't get confused if
1403 layout_eh_frame returns NULL.
1404
abecea76
ILT		 14052010-01-08 Ian Lance Taylor <iant@google.com>
1406
1407 PR 11084
1408 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1409 dynamic symbol table, use the normal symbol table.
1410 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1411 symbol table.
1412
6b7dd3f3
ILT		 14132010-01-08 Ian Lance Taylor <iant@google.com>
1414
1415 PR 11072
1416 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1417 sections.
1418
36c50e63
L		 14192010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1420
1421 * version.cc (print_version): Change to "Copyright 2010".
1422
e291e7b9
ILT		 14232010-01-08 Ian Lance Taylor <iant@google.com>
1424
1425 PR 10287
1426 PR 11063
1427 * i386.cc (class Target_i386): Change return type of plt_section
1428 to be non-const.
1429 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1430 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1431 tls_desc_rel_ field.
1432 (Output_data_plt_i386::rel_tls_desc): New function.
1433 (Target_i386::rel_tls_desc_section): New function.
1434 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1435 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1436 R_386_TLS_DESC reloc in rel_tls_desc_section.
1437 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1438 Define struct Tlsdesc_info.
1439 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1440 (Target_x86_64::do_reloc_symbol_index): New function.
1441 (Target_x86_64::add_tlsdesc_info): New function.
1442 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1443 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1444 tlsdesc_rel_ field.
1445 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1446 all callers.
1447 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1448 (Target_x86_64::rela_tlsdesc_section): New function.
1449 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1450 handling.
1451 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1452 (Target_x86_64::do_reloc_addend): New function.
1453 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1454 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1455 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1456 (Output_reloc::type): New function.
1457 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1458 (Output_reloc::is_target_specific): New function.
1459 (Output_reloc::target_arg): New function.
1460 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1461 absolute relocs and target specific relocs.
1462 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1463 add_target_specific.
1464 (class Output_data_reloc) [SHT_RELA]: Likewise.
1465 * output.cc (Output_reloc::Output_reloc): Add four new versions
1466 for absolute relocs and target specific relocs.
1467 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1468 (Output_reloc::get_symbol_index): Likewise.
1469 (Output_reloc::local_section_offset): Check that local_sym_index_
1470 is not TARGET_CODE or 0.
1471 (Output_reloc::symbol_value): Likewise.
1472 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1473 reloc.
1474 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1475 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1476 functions.
1477 * layout.cc (add_target_dynamic_tags): Use output section for
1478 DT_PLTRELSZ and DT_JMPREL.
1479
3a44184e
ILT		 14802010-01-07 Ian Lance Taylor <iant@google.com>
1481
1482 PR 11061
1483 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1484 function.
1485 (class Output_data_reloc_generic): Define.
1486 (class Output_data_reloc_base): Change base class to
1487 Output_data_reloc_generic. Change add() method to call
1488 bump_relative_reloc_count for a relative reloc. Remove
1489 sort_relocs_ field.
1490 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1491 to sort_relocs().
1492 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1493 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1494 appropriate.
1495 * layout.h (class Layout): Update declaration.
1496
ea715a34
ILT		 14972010-01-07 Ian Lance Taylor <iant@google.com>
1498
1499 * output.h (class Output_data): Add const version of
1500 output_section and do_output_section.
1501 (class Output_section_data): Add const version of
1502 do_output_section.
1503 (class Output_section): Likewise.
1504 * layout.cc (Layout::add_target_dynamic_tags): New function.
1505 * layout.h (class Layout): Update declarations.
1506 * arm.cc (Target_arm::do_finalize_sections): Use
1507 add_target_dynamic_tags.
1508 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1509 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1510 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1511 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1512
659948a4
ILT		 15132010-01-07 Ian Lance Taylor <iant@google.com>
1514
1515 PR 11042
1516 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1517 object as needed.
1518
9d3b86f6
ILT		 15192010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1520 Ian Lance Taylor <iant@google.com>
1521
1522 PR 11019
1523 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1524 Xindex::read_symtab_xindex.
1525
bb0d3eb0
DK		 15262010-01-07 Doug Kwan <dougkwan@google.com>
1527
1528 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1529 (Insn_template::thumb16_bcond_insn): New method declaration.
1530 (Insn_template): Fix spelling.
1531 (Stub::thumb16_special): New method declaration.
1532 (Stub::do_write): Define virtual method which was previously pure
1533 virtual.
1534 (Stub::do_thumb16_special): New method declaration.
1535 (Stub::do_fixed_endian_write): New template member.
1536 (Reloc_stub::do_write): Remove.
1537 (Reloc_stub::do_fixed_endian_write): Remove.
1538 (Cortex_a8_stub): New class definition.
1539 (Stub_factory::make_cortex_a8_stub): New method definition.
1540 (Stub_factory::Stub_factory): Add missing static storage class
1541 qualifier for elf32_arm_stub_a8_veneer_blx.
1542
ffeef7df
ILT		 15432010-01-07 Ian Lance Taylor <iant@google.com>
1544
dc3f80fe
ILT		 1545 PR 10980
1546 * options.h (class General_options): Add --warn-unresolved-symbols
1547 and --error-unresolved-symbols.
1548 * errors.cc (Errors::undefined_symbol): Implement
1549 --warn-unresolved-symbols.
1550
ffeef7df
ILT		 1551 * options.h (class General_options): Add -z text and -z textoff.
1552 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1553
f1ec9ded
ST		 15542010-01-06 Sriraman Tallam <tmsriram@google.com>
1555
1556 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1557 (Garbage_collection::cident_sections): New function.
1558 (Garbage_collection::add_cident_section): New function.
1559 (Garbage_collection::cident_sections_): New member.
1560 (gc_process_relocs): Add references to sections whose names are C
1561 identifiers.
1562 * gold.h (cident_section_start_prefix): New constant.
1563 (cident_section_stop_prefix): New constant.
1564 (is_cident): New function.
1565 * layout.cc (Layout::define_section_symbols): Replace string constants
1566 with the newly defined constants.
1567 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1568 C identifiers.
1569 * testsuite/Makefile.am: Add gc_orphan_section_test.
1570 * testsuite/Makefile.in: Regenerate.
1571 * testsuite/gc_orphan_section_test.cc: New file.
1572 * testsuite/gc_orphan_section_test.sh: New file.
1573
6eda8c29
ILT		 15742010-01-06 Ian Lance Taylor <iant@google.com>
1575
b9674e17
ILT		 1576 PR 10980
1577 * options.h (class General_options): Add --warn-shared-textrel.
1578 * layout.cc (Layout::finish_dynamic_section): Implement
1579 --warn-shared-textrel.
1580
6eda8c29
ILT		 1581 PR 10980
1582 * options.h (class General_options): Add --warn-multiple-gp.
1583
32dcd44e
ILT		 15842010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1585
1586 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1587 $(THREADSLIB) and $(LIBDL).
1588 * Makefile.in: Rebuild.
1589
a192ba05
ILT		 15902010-01-06 Ian Lance Taylor <iant@google.com>
1591
1592 PR 10980
1593 * options.cc (General_options::parse_section_start): New function.
1594 (General_options::section_start): New function.
1595 (General_options::General_options): Initialize all members.
1596 * options.h: Include <map>
1597 (class General_options): Add --section-start. Add section_starts_
1598 member.
1599 * layout.cc (Layout::attach_allocated_section_to_segment): If
1600 --section-start was used, set the address of the segment. Remove
1601 local sort_sections.
1602 (Layout::relaxation_loop_body): If the address of the load segment
1603 has been set by --section-start, don't use it.
1604 * output.h (Output_segment::update_flags_for_output_section): New
1605 function.
1606 * output.cc (Output_segment::add_output_section): Call
1607 update_flags_for_output_section.
1608
dde3f402
ILT		 16092010-01-05 Ian Lance Taylor <iant@google.com>
1610
62dfdd4d
ILT		 1611 PR 10980
1612 * options.h (class General_options): Add --undefined-version.
1613 * script.cc (struct Version_expression): Add was_matched_by_symbol
1614 field.
1615 (Version_script_info::matched_symbol): New function.
1616 (Version_script_info::get_symbol_version_helper): Call
1617 matched_symbol.
1618 (Version_script_info::check_unmatched_names): New function.
1619 * script.h (class Version_script_info): Update declarations.
1620 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1621
9c4ae156
ILT		 1622 * options.h (class General_options): Use DEFINE_bool_alias for
1623 allow_multiple_definition.
1624 * resolve.cc (Symbol_table::should_override): Don't test
1625 allow_multiple_definition.
1626
dde3f402
ILT		 1627 PR 10980
1628 * options.h (class General_options): Add --cref.
1629 * main.cc (main): Print cref table if --cref. Don't close mapfile
1630 until after printing cref table.
1631 * cref.cc: Include "symtab.h".
1632 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1633 (Cref_table_compare::operator()): New function.
1634 (Cref_inputs::gather_cref): New function.
1635 (filecol): New static const.
1636 (Cref_inputs::print_cref): New function.
1637 (Cref::print_cref): New function.
1638 * cref.h: Include <cstdio>.
1639 (class Cref): Update declarations.
1640 * mapfile.h (Mapfile::file): New function.
1641 * object.h (class Object): Define Symbols. Declare virtual
1642 do_get_global_symbols.
1643 (Object::get_global_symbols): New function.
1644 * object.cc (Input_objects::add_object): Pass object to cref_ if
1645 --cref.
1646 (Input_objects::archive_start): Likewise.
1647 (Input_objects::archive_stop): Likewise.
1648 (Input_objects::print_cref): New function.
1649 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1650 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1651 --cref.
1652 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1653 function.
1654 * plugin.h (class Sized_pluginobj): Update declarations.
1655
8781f709
ILT		 16562010-01-05 Ian Lance Taylor <iant@google.com>
1657
1658 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1659 to is_default_version. Rename insdef to insdefault.
1660 (Symbol_table::add_from_relobj): Rename def to is_default_version
1661 and local to is_forced_local.
1662 (Symbol_table::add_from_pluginobj): Likewise.
1663 (Symbol_table::add_from_dynobj): Likewise.
1664 (Symbol_table::define_special_symbol): Rename insdef to
1665 insdefault.
1666
fe35d28d
ILT		 16672010-01-04 Ian Lance Taylor <iant@google.com>
1668
30bc8c46
ILT		 1669 PR 10980
1670 * options.h (class General_options): Add
1671 --allow-multiple-definition and -z muldefs.
1672 * resolve.cc (Symbol_table::should_override): Don't warn about a
1673 multiple symbol definition if --allow-multiple-definition or -z
1674 muldefs.
1675
7eaea549
ILT		 1676 PR 10980
1677 * options.h (class General_options): Add --add-needed and
1678 --copy-dt-needed-entries. Tweak --as-needed help entry.
1679 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1680 error if --copy-dt-needed-entries aka --add-needed is used and
1681 would cause a change in behaviour.
1682
fe35d28d
ILT		 1683 PR 10980
1684 * options.h (class General_options): Add -G as a short version of
1685 --shared. Add no-op options -assert, -g, and -i.
1686
55a2bb35
ST		 16872010-01-04 Sriraman Tallam <tmsriram@google.com>
1688
1689 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1690 check for .text or .gnu.linkonce.t sections.
1691 * icf.cc (Icf::find_identical_sections): Ditto.
1692 Change the detection for mangled function name within the section
1693 name.
1694 * icf.h (is_section_foldable_candidate): New function.
1695
719328e1
ILT		 16962009-12-30 Ian Lance Taylor <iant@google.com>
1697
1698 PR 10980
1699 * options.h (class General_options): Permit two dashes with
1700 --retain-symbols-file.
1701
d7bb5745
ILT		 17022009-12-30 Ian Lance Taylor <iant@google.com>
1703
403a15dd
ILT		 1704 PR 10979
1705 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1706 don't put the file header and segment headers in the text
1707 segment.
1708
eda294df
ILT		 1709 PR 10979
1710 * common.cc (Sort_commons::operator()): Stabilize sort when both
1711 entries are NULL.
1712 (Symbol_table::do_allocate_commons_list): When allocating common
1713 symbols, skip a symbol which is no longer common.
1714 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1715 an object before checking its type.
1716 * testsuite/common_test_2.c: New file.
1717 * testsuite/common_test_3.c: New file.
1718 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1719 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1720 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1721 (common_test_2_pic.o, common_test_2.so): New targets.
1722 (common_test_3_pic.o, common_test_3.so): New targets.
1723 * testsuite/Makefile.in: Rebuild.
1724
d7bb5745
ILT		 1725 PR 10979
1726 * script.cc (read_input_script): If we see a new SECTIONS clause,
1727 and we have added an input section, give an error.
1728 * layout.h (class Layout): Add have_added_input_section function.
1729 Add have_added_input_section_ field.
1730 * layout.cc (Layout::Layout): Initialize
1731 have_added_input_section_.
1732 (Layout::layout): Set have_added_input_section_.
1733 (Layout::layout_eh_frame): Likewise.
1734
fc59c572
ILT		 17352009-12-30 Ian Lance Taylor <iant@google.com>
1736
1737 PR 10931
1738 * options.h (class General_options): Add --sort-common option.
1739 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1740 * common.cc (Sort_common): Add sort_order parameter to
1741 constructor. Add sort_order_ field.
1742 (Sort_commons::operator): Check sort_order_.
1743 (Symbol_table::allocate_commons): Determine the sort order.
1744 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1745 Change all callers.
1746 (Symbol_table::do_allocate_commons_list): Likewise.
1747
1c74fab0
ILT		 17482009-12-30 Ian Lance Taylor <iant@google.com>
1749
1750 PR 10916
1751 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1752 symbols from this object, don't change the visibility of an
1753 undefined symbol.
1754 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1755
6affe781
ILT		 17562009-12-30 Ian Lance Taylor <iant@google.com>
1757
1758 PR 10861
1759 * script.h (class Version_script_info): Define Language enum.
1760 Update declarations. Define Glob, Exact, and Lookup types. Add
1761 new fields globals_, locals_, and is_finalized_.
1762 * script.cc: Various formatting fixes.
1763 (class Parser_closure): Change language_stack_ from a vector of
1764 std::string to one of Version_script_info::Language. Adjust all
1765 uses accordingly.
1766 (class Lazy_demangler): Remove.
1767 (struct Version_expression): Change language from std::string to
1768 Version_script_info::Language.
1769 (Version_script_info::Version_script_info): New function.
1770 (Version_script_info::~Version_script_info): Don't call clear.
1771 (Version_script_info::finalize): New function.
1772 (Version_script_info::build_lookup_tables): New function.
1773 (Version_script_info::build_expression_list_lookup): New
1774 function.
1775 (Version_script_info::get_symbol_version_helper): Rewrite to use
1776 lookup tables.
1777 (Version_script_info::print_expression_list): Adjust to use
1778 Version_script_info::Language.
1779 (script_push_lex_into_version_mode): Check that the version script
1780 has not been finalized.
1781 (version_script_push_lang): Change language string to
1782 Version_script_info::Language.
1783 * options.cc (Command_line::version_script): New function.
1784 * options.h (class General_options): Add finalize_dynamic_list
1785 function. Change version_script from declaration to definition.
1786 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1787 * testsuite/version_script.map: Remove duplicate def of foo.
1788 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1789 version_script.map.
1790 * testsuite/Makefile.in: Rebuild.
1791
818bf354
ILT		 17922009-12-30 Ian Lance Taylor <iant@google.com>
1793
1794 PR 10843
1795 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1796 if the input symbol index is 0, make the output symbol index 0.
1797
ebcc8304
ILT		 17982009-12-30 Ian Lance Taylor <iant@google.com>
1799
1800 PR 10670
1801 * options.h (class General_options): Add -x/--discard-all.
1802 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1803 --discard-all. If the local symbol needs a dynamic entry, check
1804 that before handling --discard-locals.
1805
176fe33f
ILT		 18062009-12-30 Ian Lance Taylor <iant@google.com>
1807
bb321bb1
ILT		 1808 PR 10450
1809 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1810 flags to PF_R.
1811 (Output_segment::add_output_section): Don't change the flags if
1812 the type is PT_TLS.
1813
176fe33f
ILT		 1814 PR 10450
1815 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1816 GNU hash table if they need a dynamic value. Otherwise, don't add
1817 them if they are defined in a dynamic object or are forced local.
1818
e8cd95c7
ILT		 18192009-12-29 Ian Lance Taylor <iant@google.com>
1820
1b81fb71
ILT		 1821 PR 10450
1822 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1823 .gnu.hash table for a 32-bit target.
1824
8d6d383d
ILT		 1825 PR 10450
1826 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1827 regular and a dynamic object only needs a dynamic symbol table
1828 entry if it is externally visible.
1829
e785ec03
ILT		 1830 PR 10450
1831 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1832 constructor. Add global_offset_table_ field.
1833 (Target_i386::got_section): Set global_offset_table_.
1834 (Target_i386::do_finalize_sections): Set global_offset_table_
1835 size.
1836 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1837 in constructor. Add global_offset_table_ field.
1838 (Target_x86_64::got_section): Set global_offset_table_.
1839 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1840 size.
1841
1a2dff53
ILT		 1842 * layout.cc (Layout::Layout): Initialize increase_relro_.
1843 (Layout::get_output_section): Add is_relro, is_last_relro, and
1844 is_first_non_relro parameters. Change all callers.
1845 (Layout::choose_output_section): Likewise.
1846 (Layout::add_output_section_data): Likewise.
1847 (Layout::make_output_section): Likewise.
1848 (Layout::set_segment_offsets): Clear increase_relro when using a
1849 linker script.
1850 * layout.h (class Layout): Add increase_relro method. Add
1851 increase_relro_ field. Update declarations.
1852 * output.cc (Output_section::Output_section): Initialize
1853 is_last_relro_ and is_first_non_relro_.
1854 (Output_segment::add_output_section): Group relro sections is
1855 do_sort is true. Handle is_last_relro and is_first_non_relro.
1856 (Output_segment::maximum_alignment): Remove relro handling.
1857 (Output_segment::set_section_addresses): Add increase_relro
1858 parameter. Change all callers. Add initial alignment to align
1859 relro sections on separate page. Remove old relro handling.
1860 (Output_segment::set_section_list_addresses): Remove in_relro
1861 parameter. Change all callers.
1862 (Output_segment::set_offset): Add increase parameter. Change all
1863 callers. Remove old relro handling.
1864 * output.h (class Output_section): Add new methods: is_last_relro,
1865 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1866 Add is_last_relro_ and is_first_non_relro_ fields.
1867 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1868 Create separate .got.plt section. Call increase_relro.
1869 * x86_64.cc (Target_x86_64::got_section): Likewise.
1870 * testsuite/relro_script_test.t: Add .got.plt.
1871
f0ba79e2
ILT		 1872 PR 10450
1873 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1874 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1875 (Layout::finalize): Call set_dynamic_symbol_size.
1876 (Layout::set_dynamic_symbol_size): New function.
1877 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1878 set_dynamic_symbol_size.
1879
e8cd95c7
ILT		 1880 PR 10450
1881 * output.h (class Output_section): Add is_entsize_zero_ field.
1882 * output.cc (Output_section::Output_section): Initialize
1883 is_entsize_zero_.
1884 (Output_section::set_entsize): If two different entsizes are
1885 requested, force it to zero.
1886 (Output_section::add_input_section): Set flags for .debug_str
1887 before updating section flags. Set entsize.
1888 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1889 and SHF_STRING if all input sections have those flags.
1890
3e1b9a8a
RÁE		 18912009-12-29 Rafael Espindola <espindola@google.com>
1892
1893 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 1894 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1895 reporting.
3e1b9a8a 1896
3dcad376
ST		 18972009-12-29 Sriraman Tallam <tmsriram@google.com>
1898
1899 * options.cc (General_options::parse_version): Allow -v to exit
1900 without an error if there is nothing to link.
1901
084e2665
ILT		 19022009-12-29 Ian Lance Taylor <iant@google.com>
1903
1904 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1905 using a version of gcc before 4.1.
1906 * configure: Rebuild.
1907
250acde3
CD		 19082009-12-28 Chris Demetriou <cgd@google.com>
1909
1910 * attributes.cc (Output_attributes_section_data::do_write): Use
1911 std::vector::front rather than std::vector::data.
1912
99fff23b
ILT		 19132009-12-28 Ian Lance Taylor <iant@google.com>
1914
1915 * symtab.h (class Symbol_table): Add enum Defined.
1916 * resolve.cc (Symbol_table::should_override): Add defined
1917 parameter. Change all callers. Test whether object is NULL
1918 before calling a method on it.
1919 (Symbol_table::report_resolve_problem): Add defined parameter.
1920 Change all callers.
1921 (Symbol_table::should_override_with_special): Likewise.
1922 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1923 parameter. Change all callers.
1924 (Symbol_table::do_define_in_output_data): Likewise.
1925 (Symbol_table::define_in_output_segment): Likewise.
1926 (Symbol_table::do_define_in_output_segment): Likewise.
1927 (Symbol_table::define_as_constant): Likewise.
1928 (Symbol_table::do_define_as_constant): Likewise.
1929 * script.h (class Symbol_assignment): Add is_defsym parameter to
1930 constructor; change all callers.
1931 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1932 parameter. Change all callers. Add is_defsym_ field.
1933 (class Parser_closure): Add parsing_defsym parameter to
1934 constructor; change all callers. Add parsing_defsym accessor
1935 function. Add parsing_defsym_ field.
1936
556bd683
ILT		 19372009-12-28 Ian Lance Taylor <iant@google.com>
1938
1939 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 1940 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 1941
1782c879
ILT		 19422009-12-23 Ian Lance Taylor <iant@google.com>
1943
1944 * i386.cc (Target_i386::do_calls_non_split): Recognize
1945 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 1946 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1947 -fsplit-stack prologue when using %r11.
1782c879 1948
329ca2b1
ST		 19492009-12-21 Sriraman Tallam <tmsriram@google.com>
1950
1951 * options.cc (General_options::parse_version): Make -v continue and do
1952 the link like GNU ld does.
1953
d675ff46
RÁE		 19542009-12-17 Rafael Avila de Espindola <espindola@google.com>
1955
1956 * Makefile.am (CCFILES): Add timer.cc.
1957 (HFILES): Add timer.h.
1958 * configure.ac: Check for sysconf and times.
1959 * main.cc: include timer.h.
1960 (main): Use Timer instead of get_run_time.
1961 * timer.cc: New.
1962 * timer.h: New.
1963 * workqueue.cc: include timer.h.
1964 (Workqueue::find_and_run_task):
1965 Report user, sys and wall time.
1966 * Makefile.in: Regenerate.
1967 * config.in: Regenerate.
1968 * configure: Regenerate.
1969
d6344fb5
DK		 19702009-12-16 Doug Kwan <dougkwan@google.com>
1971
1972 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1973 sections.
1974 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1975 relaxed input sections.
1976 * output.cc (Output_section::find_relaxed_input_section): Change
1977 return type to Output_relaxed_input_section pointer. Adjust code
1978 for new type of relaxed_input_section_map_.
1979 * output.h (Output_section::find_relaxed_input_section): Change
1980 return type to Output_relaxed_input_section pointer.
1981 (Output_section::Output_relaxed_input_section_by_input_section_map):
1982 New type.
1983 (Output_section::relaxed_input_section_map_): Change type to
1984 Output_section::Output_relaxed_input_section_by_input_section_map.
1985 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1986 input section.
1987
0e0d5469
ILT		 19882009-12-15 Ian Lance Taylor <iant@google.com>
1989
1990 * layout.cc (Layout::create_shstrtab): Only write out after input
1991 sections if we are compressing debug sections.
1992
0649a889
ILT		 19932009-12-15 Ian Lance Taylor <iant@google.com>
1994
1995 * archive.cc (Archive::add_symbols): Only look up a symbol without
1996 a version if there is, in fact, a version.
1997
2ea97941
ILT		 19982009-12-14 Ian Lance Taylor <iant@google.com>
1999
2000 Revert -Wshadow changes, all changes from:
2001 2009-12-11 Doug Kwan <dougkwan@google.com>
2002 2009-12-11 Nick Clifton <nickc@redhat.com>
2003 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2004
b0eec2cc
DK		 20052009-12-11 Doug Kwan <dougkwan@google.com>
2006
2007 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2008 due to -Wshadow.
2009 * attributes.cc (Object_attribute::size): Ditto.
2010 (Attributes_section_data::size): Ditto.
2011 (Attributes_section_data::Attributes_section_data): Ditto.
2012 (Output_attributes_section_data::do_write): Ditto.
2013 * attributes.h (Object_attribute::set_type): Ditto.
2014 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2015
91d6fa6a
NC		 20162009-12-11 Nick Clifton <nickc@redhat.com>
2017
2018 * archive.cc: Fix shadowed variable warnings.
2019 * arm.cc: Likewise.
2020 * compressed_output.cc: Likewise.
2021 * compressed_output.h: Likewise.
2022 * configure: Likewise.
2023 * dwarf_reader.cc: Likewise.
2024 * dynobj.cc: Likewise.
2025 * dynobj.h: Likewise.
2026 * ehframe.cc: Likewise.
2027 * ehframe.h: Likewise.
2028 * errors.cc: Likewise.
2029 * expression.cc: Likewise.
2030 * fileread.cc: Likewise.
2031 * fileread.h: Likewise.
2032 * freebsd.h: Likewise.
2033 * i386.cc: Likewise.
2034 * icf.cc: Likewise.
2035 * incremental.h: Likewise.
2036 * layout.cc: Likewise.
2037 * layout.h: Likewise.
2038 * mapfile.cc: Likewise.
2039 * merge.cc: Likewise.
2040 * merge.h: Likewise.
2041 * object.cc: Likewise.
2042 * object.h: Likewise.
2043 * options.h: Likewise.
2044 * output.cc: Likewise.
2045 * output.h: Likewise.
2046 * parameters.cc: Likewise.
2047 * plugin.cc: Likewise.
2048 * powerpc.cc: Likewise.
2049 * reduced_debug_output.cc: Likewise.
2050 * reduced_debug_output.h: Likewise.
2051 * reloc.cc: Likewise.
2052 * reloc.h: Likewise.
2053 * resolve.cc: Likewise.
2054 * script-sections.cc: Likewise.
2055 * script.cc: Likewise.
2056 * script.h: Likewise.
2057 * sparc.cc: Likewise.
2058 * symtab.cc: Likewise.
2059 * symtab.h: Likewise.
2060 * target-select.cc: Likewise.
2061 * target-select.h: Likewise.
2062 * token.h: Likewise.
2063 * workqueue.cc: Likewise.
2064 * workqueue.h: Likewise.
2065 * x86_64.cc: Likewise.
2066
a0351a69
DK		 20672009-12-10 Doug Kwan <dougkwan@google.com>
2068
2069 * arm.cc (attributes.h): New include.
2070 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2071 (Arm_relobj::~Arm_relobj): Delete object pointed by
2072 attributes_section_data_.
2073 (Arm_relobj::attributes_section_data): New method definition.
2074 (Arm_relobj::attributes_section_data_): New data member declaration.
2075 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2076 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2077 attributes_section_data_.
2078 (Arm_dynobj::attributes_section_data): New method definition.
2079 (Arm_dynobj::attributes_section_data_): New data member declaration.
2080 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2081 initialization value of may_use_blx_ to false.
2082 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2083 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2084 object attributes to compute results instead of hard-coding.
2085 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2086 Target_arm::get_secondary_compatible_arch,
2087 Target_arm::set_secondary_compatible_arch
2088 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2089 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2090 New method declarations.
2091 (Target_arm::get_aeabi_object_attribute): New method definition.
2092 (Target_arm::attributes_section_data_): New data member declaration.
2093 (read_arm_attributes_section): New template definition.
2094 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2095 (Arm_dynobj::do_read_symbols): Ditto.
2096 (Target_arm::do_finalize_sections): Merge attributes sections from
2097 input. Check for BLX use after attributes section merging.
2098 Fix __exidx_start and __exidx_end visibility. Create an
2099 .ARM.attributes section if necessary.
2100 (Target_arm::get_secondary_compatible_arch,
2101 Target_arm::set_secondary_compatible_arch,
2102 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2103 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2104 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2105 New method definitions.
2106
b59befec
ILT		 21072009-12-09 Ian Lance Taylor <iant@google.com>
2108
2109 * plugin.cc (Plugin::load): Don't cast from void* to a function
2110 pointer.
2111
1276bc89
ILT		 21122009-12-09 Ian Lance Taylor <iant@google.com>
2113
2114 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2115 information fields.
2116
2f2de248
L		 21172009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2118
2119 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2120 Replace two_file_shared_1.so with two_file_shared_2.so.
2121 * testsuite/Makefile.in: Regenerated.
2122
4f787271
DK		 21232009-12-08 Doug Kwan <dougkwan@google.com>
2124
2125 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2126 (HFILES): Add attributes.h and int_encoding.h.
2127 * Makefile.in: Regenerate.
2128 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2129 function definitions to int_encoding.cc
2130 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2131 prototypes to int_encoding.h
2132 * reduced_debug_output.cc (int_encoding.h): New include.
2133 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2134 function definitions to int_encoding.cc
2135 (insert_into_vector, read_from_pointer): Move template definitions to
2136 int_encoding.h
2137 * attributes.cc: New file.
2138 * attributes.h: New file.
2139 * int_encoding.cc: New file.
2140 * int_encoding.h: New file.
2141
20b52f1a
RÁE		 21422009-12-07 Rafael Avila de Espindola <espindola@google.com>
2143
2144 PR gold/11055
2145 * incremental-dump.cc (dump_incremental_inputs): New.
2146 (main): Use dump_incremental_inputs.
2147
53d7974c
L		 21482009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2149
2150 PR gold/10893
2151 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2152 checking elfcpp::STT_FUNC.
2153 (Target_i386::Relocate::relocate): Likewise.
2154 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2155
2156 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2157 symbols from shared libraries into normal FUNC symbols.
2158
2159 * symtab.h (Symbol): Add is_func and use it.
2160
05a352e6
DK		 21612009-12-05 Doug Kwan <dougkwan@google.com>
2162
2163 * arm.cc (Target_arm::arm_info): Initialize new fields
2164 attributes_section and attributes_vendor.
2165 * i386.cc (Target_i386::i386_info): Same.
2166 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2167 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2168 fields attributes_section and attributes_vendor.
53d7974c 2169 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 2170 * target.h (Target::attributes_section, Target::attributes_vendor,
2171 Target::is_attributes_section, Target::attribute_arg_type,
2172 Target::attributes_order): New method definitions.
2173 (Target::Target_info::attributes_section,
2174 Target::Target_info::attributes_vendor): New fields.
2175 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2176 virtual method definitions.
2177 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2178 attributes_section and attributes_vendor.
2179 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2180
f4e5969c
DK		 21812009-12-05 Doug Kwan <dougkwan@google.com>
2182
2183 * arm.cc: Update comments about interworking and stub generation.
2184 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2185 considered as non-PIC.
2186 (Arm_relocate_functions::base_abs): Fix formatting.
2187 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2188 of function to use GOT entry address instead of offset.
2189 (Target_arm::Scan::global): Issue an error if a symbol would need a
2190 PLT does not get one because it is untyped. Remove code to create
2191 dynamic symbols for relative branches.
2192 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2193 takes unsigned integer instead of boolean.
2194
1abce4a6
L		 21952009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2196
2197 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2198 (two_file_test_LDADD): Likewise.
2199 (common_test_1_LDADD): Likewise.
2200 (exception_test_LDADD) Likewise.
2201 (weak_test_LDADD): Likewise.
2202 (many_sections_test_LDADD): Likewise.
2203 (initpri1_LDADD): Likewise.
2204 (script_test_1_LDADD): Likewise.
2205 (script_test_2_LDADD): Likewise.
2206 (justsyms_LDADD): Likewise.
2207 (binary_test_LDADD): Likewise.
2208 (large_LDADD): Likewise.
2209 * testsuite/Makefile.in: Regenerated.
2210
adcf2816 22112009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 2212
adcf2816
L		 2213 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2214 (Symbol_table::override_with_special): Likewise.
2215 (Symbol_table::add_from_object): Likewise.
2216
28e67f5d
RÁE		 22172009-12-04 Rafael Avila de Espindola <espindola@google.com>
2218
2219 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2220 Don't set the data_offset twice.
2221
ae10a101
RÁE		 22222009-12-04 Rafael Avila de Espindola <espindola@google.com>
2223
2224 * testsuite/Makefile.in: Regenerate.
2225
f59f41f3
DK		 22262009-12-03 Doug Kwan <dougkwan@google.com>
2227
2228 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2229 (Target_arm::do_finalize_sections): Add parameter for symbol table
2230 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2231 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2232 parameter for symbol table pointer.
2233 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2234 an additional parameter for a pointer to symbol table.
2235 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2236 parameter for a symbol table pointer.
2237 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2238 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2239 Ditto.
2240 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2241 parameter for a symbol table pointer.
2242
ca55d848
RÁE		 22432009-12-03 Rafael Avila de Espindola <espindola@google.com>
2244
2245 * incremental.cc (Incremental_inputs_header)
2246 (Incremental_inputs_header_write, Incremental_inputs_entry)
2247 (Incremental_inputs_entry_write): Move ...
2248 * incremental.h (Incremental_inputs_header)
2249 (Incremental_inputs_header_write, Incremental_inputs_entry)
2250 (Incremental_inputs_entry_write): here.
2251
3aec4f9c
RÁE		 22522009-12-02 Rafael Avila de Espindola <espindola@google.com>
2253
2254 * incremental.cc (make_sized_incremental_binary): Set the target.
2255 Error if it is incompatible.
2256 * output.h (Output_file): Add filename method.
2257
9c0ae74d
RÁE		 22582009-12-02 Rafael Avila de Espindola <espindola@google.com>
2259
2260 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2261 from the get_* methods.
2262
a45500ae
RÁE		 22632009-12-02 Rafael Avila de Espindola <espindola@google.com>
2264
2265 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2266 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2267 Write 0 for the data_offset of scripts.
2268
325e6408
RÁE		 22692009-12-02 Rafael Avila de Espindola <espindola@google.com>
2270
2271 * testsuite/Makefile.am: Add the incremental_test.sh test.
2272 * testsuite/incremental_test.sh: New.
2273 * testsuite/incremental_test_1.c: New.
2274 * testsuite/incremental_test_2.c: New.
2275
954c3e2e
RÁE		 22762009-12-01 Rafael Avila de Espindola <espindola@google.com>
2277
2278 * incremental-dump.cc (main): Fix typos.
2279
f8086623
RÁE		 22802009-11-27 Rafael Avila de Espindola <espindola@google.com>
2281
2282 PR gold/11025
2283 * incremental-dump.cc (main): Use llu to print 64 bit values.
2284
3b0dd6ac
L		 22852009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2286 H.J. Lu <hongjiu.lu@intel.com>
2287
2288 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2289 $(LIBDL).
2290 (incremental_dump_LDADD): Likewise.
2291 * Makefile.in: Regenerated.
2292
a6d1ef57
DK		 22932009-11-25 Doug Kwan <dougkwan@google.com>
2294
2295 Revert:
2296
2297 2009-11-25 Doug Kwan <dougkwan@google.com>
2298
2299 * arm.cc (Target_arm::Target_arm): Move method definition
2300 outside of class definition. Add code to handle
2301 --target1-rel, --target1-abs and --target2= options.
2302 (Target_arm::get_reloc_reloc_type): Change method to be
2303 non-static and const.
2304 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2305 New data member declaration.
2306 (Target_arm::Scan::local, Target_arm::Scan::global,
2307 Target_arm::Relocate::relocate,
2308 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2309 Adjust call to Target_arm::get_real_reloc_type.
2310 (Target_arm::get_real_reloc_type): Use command line options
2311 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2312 * options.h (--target1-rel, --target1-abs, --target2): New
2313 ARM-only options.
2314
50aeb7d4
DK		 23152009-11-25 Doug Kwan <dougkwan@google.com>
2316
2317 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2318 class definition. Add code to handle --target1-rel, --target1-abs
2319 and --target2= options.
2320 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2321 and const.
2322 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2323 member declaration.
2324 (Target_arm::Scan::local, Target_arm::Scan::global,
2325 Target_arm::Relocate::relocate,
2326 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2327 call to Target_arm::get_real_reloc_type.
2328 (Target_arm::get_real_reloc_type): Use command line options to
2329 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2330 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2331 options.
2332
51938283
DK		 23332009-11-25 Doug Kwan <dougkwan@google.com>
2334
2335 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2336 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2337 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2338 formatting.
2339 (Arm_relocate_functions::thm_call): Replace body with a call to
2340 Arm_relocate_functions::thumb_branch_common.
2341 (Arm_relocate_functions::thm_jump24,
2342 Arm_relocate_functions::thm_xpc22): New method definitions.
2343 (Arm_relocate_functions::thumb_branch_common): New method definition.
2344 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2345 operator.
2346 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2347 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2348
e2b8f3c4
RÁE		 23492009-11-24 Rafael Avila de Espindola <espindola@google.com>
2350
2351 * Makefile.am: Build incremental-dump
2352 * Makefile.in: Regenerate.
2353 * incremental-dump.cc: New.
2354 * incremental.cc (Incremental_inputs_header_data,
2355 Incremental_inputs_entry_data): Move to incremental.h
2356 * incremental.h: (Incremental_inputs_header_data,
2357 Incremental_inputs_entry_data): Move from incremental.cc
2358
bcba9aec
RÁE		 23592009-11-24 Rafael Avila de Espindola <espindola@google.com>
2360
2361 * incremental.cc (Incremental_inputs_header,
2362 Incremental_inputs_header_write, Incremental_inputs_entry,
2363 Incremental_inputs_entry_write): Add a typedef with the data type.
2364
7c3afe08
RÁE		 23652009-11-24 Rafael Avila de Espindola <espindola@google.com>
2366
2367 * incremental.cc (Incremental_inputs_header,
2368 Incremental_inputs_header_write, Incremental_inputs_entry,
2369 Incremental_inputs_entry_write): Update comment about which
2370 type has the filed descriptions.
2371
d204b6e9
DK		 23722009-11-15 Doug Kwan <dougkwan@google.com>
2373
2374 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2375 (Arm_relocate_functions::arm_branch_common): Change method defintion
2376 in class definition to a method declaration and update list of formal
2377 parameters.
2378 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2379 Arm_relocation_functions::jump24): Adjust call to
2380 Arm_relocate_functions::arm_branch_common. Update list of formal
2381 parameters.
2382 (Arm_relocate_functions::xpc25): New method definition.
2383 (Arm_relocate_functions::arm_branch_common): Move method defintion
2384 out from class definition. Use stubs for mode-switching and extending
2385 branch ranges.
2386 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2387 specially. Change code to enable use of stubs in ARM branches.
2388
43d12afe
DK		 23892009-11-10 Doug Kwan <dougkwan@google.com>
2390
2391 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2392 in method declaration.
2393 (Target_arm::relocate_stub): New method declaration.
2394 (Target_arm::default_target): Change to return a pointer instead of
2395 a const reference.
2396 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2397 Target_arm::default_target.
2398 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2399 method definition.
2400 (Target_arm::relocate_section): Adjust view.
2401 (Target_arm::relocate_stub): New method definition.
2402
ac33a407
DK		 24032009-11-10 Doug Kwan <dougkwan@google.com>
2404
2405 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2406 a format warning.
2407 * incremental.cc (open_incremental_binary): Initialized local
2408 variables to avoid warnings.
2409 * object.cc (make_elf_object): Ditto.
2410 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2411 a format warning.
2412
88ee28e9
L		 2413009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2414
2415 PR gold/10930
2416 * testsuite/plugin_test.c: Include "config.h".
2417
2daedcd6
DK		 24182009-11-09 Doug Kwan <dougkwan@google.com>
2419
2420 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2421 (arm_symbol_value): Remove.
2422 (Arm_relocate_functions::arm_branch_common,
2423 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2424 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2425 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2426 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2427 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2428 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2429 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2430 Arm_relocate_functions::thm_mobw_abs_nc,
2431 Arm_relocate_functions::thm_mov_abs,
2432 Arm_relocate_functions::movw_prel_nc,
2433 Arm_relocate_functions::thm_movt_abs,
2434 Arm_relocate_functions::movt_prel,
2435 Arm_relocate_functions::thm_movw_prel_nc,
2436 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2437 (Target_arm::Relocate::relocate): Only decompose address into two
2438 parts if relocation type uses the thumb-bit and pass the actual
2439 bit instead of a flag indicating that the thumb-bit is used. Adjust
2440 calls to methods in Arm_relocate_functions for this change.
2441
1276bc89 24422009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 2443
2444 PR 10925
2445 * reloc.cc: Instantiate
2446 Sized_relobj::initialize_input_to_output_maps and
2447 Sized_relobj:free_input_to_output_maps.
2448
e53ad1b5
ILT		 24492009-11-06 Ian Lance Taylor <iant@google.com>
2450
2451 PR 10876
2452 * defstd.cc (in_segment): Set only_if_ref true for "end".
2453
eb44217c
DK		 24542009-11-06 Doug Kwan <dougkwan@google.com>
2455
2456 * arm.cc (class Reloc_stub): Correct a comment.
2457 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2458 (Target_arm::scan_section_for_stubs): New method declaration.
2459 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2460 Change methods from private to protected.
2461 (Target_arm::do_may_relax): New method definition.
2462 (Target_arm::do_relax, Target_arm::group_sections,
2463 Target_arm::scan_reloc_for_stub,
2464 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2465 (Target_arm::arm_input_section_map_): New data member declaration.
2466 (Target_arm::scan_reloc_for_stub,
2467 Target_arm::scan_reloc_section_for_stubs,
2468 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2469 Target_arm::do_relax): New method definitions.
2470
5d329b7d
ILT		 24712009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2472
2473 * configure.ac: Check for (struct stat)::st_mtim
2474 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2475 * config.in: Regenerate.
2476 * configure: Regenerate.
2477
96a0d71b
ILT		 24782009-11-05 Ian Lance Taylor <iant@google.com>
2479
2480 PR 10910
2481 * output.cc (Output_segment::add_output_section): Add missing
2482 return statement.
2483
594c8e5e
ILT		 24842009-11-04 Ian Lance Taylor <iant@google.com>
2485
2486 PR 10880
2487 * object.h (class Object): Add is_needed and set_is_needed
2488 methods. Add is_needed_ field. Make bool fields into bitfields.
2489 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2490 defined in a dynamic object and referenced by a regular object,
2491 set is_needed for the dynamic object.
2492 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2493 if the file is marked with as_needed and it is not needed.
2494
22b127cc
ILT		 24952009-11-04 Ian Lance Taylor <iant@google.com>
2496
2497 PR 10887
2498 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2499 tags if data is discarded by linker script.
2500 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2501 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2502 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2503 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2504
f5c870d2
ILT		 25052009-11-04 Ian Lance Taylor <iant@google.com>
2506
2507 * layout.cc (Layout::get_output_section): Add is_interp and
2508 is_dynamic_linker_section parameters. Change all callers.
2509 (Layout::choose_output_section): Likewise.
2510 (Layout::make_output_section): Likewise.
2511 (Layout::add_output_section_data): Add is_dynamic_linker_section
2512 parameter. Change all callers.
2513 * layout.h (class Layout): Update declarations.
2514 * output.h (class Output_section): Add is_interp, set_is_interp,
2515 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2516 Add is_interp_, is_dynamic_linker_section_ fields. Change
2517 generate_code_fills_at_write_ to a bitfield.
2518 * output.cc (Output_section::Output_sections): Initialize new
2519 fields.
2520 (Output_segment::add_output_section): Add do_sort parameter.
2521 Change all callers.
2522
1ae4d23b
ILT		 25232009-11-03 Ian Lance Taylor <iant@google.com>
2524
2525 PR 10860
2526 * options.h (class General_options): Add --warn-common.
2527 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2528 merging two common symbols.
2529 (Symbol_table::should_override): Handle --warn-common when merging
2530 a common symbol with a defined symbol. Use report_resolve_problem
2531 for multiple definitions.
2532 (Symbol_table::report_resolve_problem): New function.
2533 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2534
55da9579
DK		 25352009-11-03 Doug Kwan <dougkwan@google.com>
2536
2537 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2538 stub_factory_.
2539 (Target_arm::stub_factory): New method definition.
2540 (Target_arm::new_arm_input_section,
2541 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2542 Target_arm::reloc_uses_thumb_bit): New method declarations.
2543 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2544 New type definitions.
2545 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2546 member declarations.
2547 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2548 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2549 New method definitions.
2550
37a9ac43
ILT		 25512009-11-03 Ian Lance Taylor <iant@google.com>
2552
2553 * options.h (class General_options): Add --warn_constructors.
2554
b3d6a3d4
ILT		 25552009-11-03 Ian Lance Taylor <iant@google.com>
2556
2557 PR 10893
2558 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2559 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2560
934b01dd
ILT		 25612009-11-03 Ian Lance Taylor <iant@google.com>
2562
2563 PR 10895
2564 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2565 --msgid-bugs-address.
2566 (install-pdf): New target.
2567 (install-data_yes): Look up one directory to find mkinstalldirs.
2568
03c1939b
L		 25692009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2570
2571 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2572 tree.
2573
ebd95253
DK		 25742009-10-30 Doug Kwan <dougkwan@google.com>
2575
2576 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2577
e9bbb538
DK		 25782009-10-30 Doug Kwan <dougkwan@google.com>
2579
2580 * arm.cc (Stub_addend_reader): New struct template definition
2581 and partial specializations.
2582 (Stub_addend_reader::operator()): New method definition for a
2583 partially specialized template.
2584
d5b40221
DK		 25852009-10-30 Doug Kwan <dougkwan@google.com>
2586
2587 * arm.cc (Arm_relobj::processor_specific_flags): New method
2588 definition.
2589 (Arm_relobj::do_read_symbols): New method declaration.
2590 (Arm_relobj::processor_specific_flags_): New data member declaration.
2591 (Arm_dynobj): New class definition.
2592 (Target_arm::do_finalize_sections): Add input_objects parameter.
2593 (Target_arm::do_adjust_elf_header): New method declaration.
2594 (Target_arm::are_eabi_versions_compatible,
2595 (Target_arm::merge_processor_specific_flags): New method declaration.
2596 (Target_arm::do_make_elf_object): New overloaded method definitions
2597 and declaration.
2598 (Arm_relobj::do_read_symbols): New method definition.
2599 (Arm_dynobj::do_read_symbols): Ditto.
2600 (Target_arm::do_finalize_sections): Add input_objects parameters.
2601 Merge processor-specific flags from all input objects.
2602 (Target_arm::are_eabi_versions_compatible,
2603 Target_arm::merge_processor_specific_flags,
2604 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2605 New method definitions.
2606 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2607 Input_objects pointer type parameter.
2608 * layout.cc (Layout::finalize): Pass input objects to target's.
2609 finalize_sections function.
2610 * output.cc (Output_file_header::do_sized_write): Set ELF file
2611 header's processor-specific flags.
2612 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2613 Input_objects pointer type parameter.
2614 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2615 * target.h (Input_objects): New forward class declaration.
2616 (Target::processor_specific_flags,
2617 Target::are_processor_specific_flags_sect): New method definitions.
2618 (Target::finalize_sections): Add input_objects parameter.
2619 (Target::Target): Initialize processor_specific_flags_ and
2620 are_processor_specific_flags_set_.
2621 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2622 parameter.
2623 (Target::set_processor_specific_flags): New method definition.
2624 (Target::processor_specific_flags_,
2625 Target::are_processor_specific_flags_set_): New data member
2626 declarations.
2627 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2628 Input_objects pointer type parameter.
2629
ebabffbd
DK		 26302009-10-30 Doug Kwan <dougkwan@google.com>
2631
2632 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2633
ad0f2072
ILT		 26342009-10-28 Ian Lance Taylor <iant@google.com>
2635
2636 * object.h (class Relobj): Drop options parameter from
2637 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2638 do_scan_relocs, do_relocate. Change all callers.
2639 (class Sized_relobj): Drop options parameters from
2640 do_gc_process_relocs, do_scan_relocs, do_relocate,
2641 do_relocate_sections, relocate_sections, emit_relocs_scan,
2642 emit_relocs_scan_reltype. Change all callers.
2643 (struct Relocate_info): Remove options field and all references to
2644 it.
2645 * reloc.h (class Read_relocs): Remove options constructor
2646 parameter and options_ field. Change all callers.
2647 (class Gc_process_relocs, class Scan_relocs): Likewise.
2648 (class Relocate_task): Likewise.
2649 * target-reloc.h (scan_relocs): Remove options parameter. Change
2650 all callers.
2651 (scan_relocatable_relocs): Likewise.
2652 * target.h (class Sized_target): Remove options parameter from
2653 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2654 all callers.
2655 * gc.h (gc_process_relocs): Remove options parameter. Change all
2656 callers.
2657 * arm.cc: Update functions to remove options parameters.
2658 * i386.cc: Likewise.
2659 * powerpc.cc: Likewise.
2660 * sparc.cc: Likewise.
2661 * x86_64.cc: Likewise.
2662 * testsuite/testfile.cc: Likewise.
2663
8ffa3667
DK		 26642009-10-28 Doug Kwan <dougkwan@google.com>
2665
2666 * arm.cc (Arm_relobj): New class definition.
2667 (Arm_relobj::scan_sections_for_stubs,
2668 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2669 New method definitions.
2670
40f36857
CC		 26712009-10-28 Cary Coutant <ccoutant@google.com>
2672
2673 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2674 (Plugin::cleanup_done_): New member.
2675 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2676 (Plugin_manager::cleanup_done_): Remove.
2677 (Plugin_manager::add_input_file): Edit error message.
2678 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2679 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2680
2c849493
ILT		 26812009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2682
2683 * fileread.cc: (File_read::View::~View): Use the new
2684 data_ownership_ filed.
2685 (File_read::~File_read): Dispose the new whole_file_view_.
2686 (File_read::open): Mmap the whole file if needed.
2687 (File_read::open): Use whole_file_view_ instead of contents_.
2688 (File_read::find_view): Use whole_file_view_ if applicable.
2689 (File_read::do_read): Use whole_file_view_ instead of contents_.
2690 (File_read::make_view): Use whole_file_view_ instead of contents_,
2691 update File_read::View::View call.
2692 (File_read::find_or_make_view): Update File_read::View::View
2693 call.
2694 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2695 remove contents_
2696 (File_read::View::Data_ownership): New enum.
2697 (File_read::View::View): Replace bool mapped_ with Data_ownership
2698 argument.
2699 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2700 (File_read::View::data_ownership_): New field.
2701 (File_read::contents_): Remove (replaced by whole_file_view_).
2702 (File_read::whole_file_view_): New field.
2703 * options.h (class General_options): Add --keep-files-mapped.
2704
24998053
CC		 27052009-10-27 Cary Coutant <ccoutant@google.com>
2706
2707 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2708 * testsuite/Makefile.am (plugin_test_5): New test case.
2709 * testsuite/Makefile.in: Regenerate.
2710
72adc4fa
DK		 27112009-10-25 Doug Kwan <dougkwan@google.com>
2712
2713 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2714 from private to protected to allow access by child class.
2715 (Sized_relobj::do_relocate_sections): New method declaration.
2716 (Sized_relobj::relocate_sections): Virtualize.
2717 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2718 Sized_relobj::relocate_sections. Instantiate template explicitly
2719 for different target sizes and endianity.
2720
07f508a2
DK		 27212009-10-24 Doug Kwan <dougkwan@google.com>
2722
2723 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2724 (Arm_input_section::as_arm_input_section): New method.
2725 (Arm_output_section): New class definition.
2726 (Arm_output_section::create_stub_group,
2727 Arm_output_section::group_sections): New method definitions.
2728
10ad9fe5
DK		 27292009-10-22 Doug Kwan <dougkwan@google.com>
2730
2731 * arm.cc (Arm_input_section): New class definition.
2732 (Arm_input_section::init, Arm_input_section:do_write,
2733 Arm_input_section::set_final_data_size,
2734 Arm_input_section::do_reset_address_and_file_offset): New method
2735 definitions.
2736
56ee5e00
DK		 27372009-10-21 Doug Kwan <dougkwan@google.com>
2738
2739 * arm.cc (Stub_table, Arm_input_section): New forward class
2740 declarations.
2741 (Stub_table): New class defintion.
2742 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2743 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2744 New method definition.
2745
b569affa
DK		 27462009-10-21 Doug Kwan <dougkwan@google.com>
2747
2748 * arm.cc: Update copyright comments.
2749 (Target_arm): New forward class template declaration.
2750 (Arm_address): New type.
2751 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2752 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2753 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2754 constants.
2755 (Insn_template): Same.
2756 (DEF_STUBS): New macro.
2757 (Stub_type): New enum type.
2758 (Stub_template): New class definition.
2759 (Stub): Same.
2760 (Reloc_stub): Same.
2761 (Stub_factory): Same.
2762 (Target_arm::Target_arm): Initialize may_use_blx_ and
2763 should_force_pic_veneer_.
2764 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2765 Target_arm::should_force_pic_veneer,
2766 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2767 Target_arm::using_thumb_only, Target_arm:;default_target): New
2768 method defintions.
2769 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2770 New data member declarations.
2771 (Insn_template::size, Insn_template::alignment): New method defintions.
2772 (Stub_template::Stub_template): New method definition.
2773 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2774 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2775 (Stub_factory::Stub_factory): New method definition.
2776 * gold.h (string_hash): New template.
2777 * output.h (Input_section_specifier::hash_value): Use
2778 gold::string_hash.
2779 (Input_section_specifier::string_hash): Remove.
2780 * stringpool.cc (Stringpool_template::string_hash): Use
2781 gold::string_hash.
2782
6c172549
DK		 27832009-10-20 Doug Kwan <dougkwan@google.com>
2784
2785 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2786 symbols of relaxed input sections.
2787 * output.h (Output_section::find_relaxed_input_section): Make
2788 method public.
2789
c5617f2f
DK		 27902009-10-16 Doug Kwan <dougkwan@google.com>
2791
2792 * dynobj.cc (Versions::Versions): Initialize version_script_.
2793 Only insert base version symbol definition for a shared object
2794 if version script defines any version versions.
2795 (Versions::define_base_version): New method definition.
2796 (Versions::add_def): Check that base version is not needed.
2797 (Versions::add_need): Define base version lazily.
2798 * dynobj.h (Versions::define_base_version): New method declaration.
2799 (Versions::needs_base_version_): New data member declaration.
2800 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2801 (check_DATA): Add no_version_test.stdout.
2802 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2803 New make rules.
2804 * testsuite/Makefile.in: Regenerate.
2805 * testsuite/no_version_test.c: New file.
2806 * testsuite/no_version_test.sh: Ditto.
2807
3c12dcdb
DK		 28082009-10-16 Doug Kwan <dougkwan@google.com>
2809
2810 * expression.cc (class Segment_start_expression): New class definition.
2811 (Segment_start_expression::value): New method definition.
2812 (script_exp_function_segment_start): Return a new
2813 Segment_start_expression.
2814 * gold/script-c.h (script_saw_segment_start_expression): New function
2815 prototype.
2816 * script-sections.cc (Script_sections::Script_sections): Initialize
2817 SAW_SEGMENT_START_EXPRESSION_ to false.
2818 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2819 and -Tbbs options to specify section addresses if given in
2820 command line and no SEGMENT_START expression is seen in a script.
2821 * script-sections.h (Script_sections::saw_segment_start_expression,
2822 Script_sections::set_saw_segment_start_expression): New method
2823 definition.
2824 (Script_sections::saw_segment_start_expression_): New data member
2825 declaration.
2826 * script.cc (script_saw_segment_start_expression): New function.
2827 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2828 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2829 script_test_7.sh and script_test_8.sh.
2830 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2831 script_test_8.stdout.
2832 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2833 (script_test_6, script_test_6.stdout, script_test_7,
2834 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2835 * Makefile.in: Regenerate.
2836 * testsuite/script_test_6.sh: New file.
2837 * testsuite/script_test_6.t: Same.
2838 * testsuite/script_test_7.sh: Same.
2839 * testsuite/script_test_7.t: Same.
2840 * testsuite/script_test_8.sh: Same.
2841
64b1ae37
DK		 28422009-10-16 Doug Kwan <dougkwan@google.com>
2843
2844 * output.cc (Output_segment::set_section_list_address): Cast
2845 expressions to unsigned long long type to avoid format warnings.
2846
661be1e2
ILT		 28472009-10-15 Ian Lance Taylor <iant@google.com>
2848
12edd763 2849 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 2850 dot assignment to script_sections_.
12edd763
ILT		 2851 * script-sections.cc (Script_sections::add_dot_assignment):
2852 Initialize if necessary.
2853
68b6574b
ILT		 2854 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2855 program headers with no load segment if there is a linker script.
2856
661be1e2
ILT		 2857 * layout.cc (Layout::set_segment_offsets): Align the file offset
2858 to the segment aligment for -N or -n with no load segment.
2859 * output.cc (Output_segment::add_output_section): Don't crash if
2860 the first section is a TLS section.
2861 (Output_segment::set_section_list_addresses): Print an error
2862 message if the address moves backward in a linker script.
2863 * script-sections.cc
2864 (Output_section_element_input::set_section_addresses): Don't
2865 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2866 (Orphan_output_section::set_section_addresses): Likewise.
2867
f15f61a7
DK		 28682009-10-15 Doug Kwan <dougkwan@google.com>
2869
2870 * layout.cc (Layout::finish_dynamic_section): Generate tags
2871 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2872 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2873 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2874
82bb573a
ILT		 28752009-10-14 Ian Lance Taylor <iant@google.com>
2876
2877 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2878 fields.
2879 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2880 data_shdr fields of relinfo.
2881 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2882 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2883 R_386_TLS_LDO_32, adjust based on section flags.
2884 (Target_i386::Relocate::fix_up_ldo): Remove.
2885
374ad285
ILT		 28862009-10-13 Ian Lance Taylor <iant@google.com>
2887
2888 Add support for -pie.
2889 * options.h (class General_options): Add -pie and
2890 --pic-executable.
2891 (General_options::output_is_position_independent): Test -pie.
2892 (General_options::output_is_executable): Return true if not shared
2893 and not relocatable.
2894 (General_options::output_is_pie): Remove.
2895 * options.cc (General_options::finalize): Reject incompatible uses
2896 of -pie.
2897 * gold.cc (queue_middle_tasks): A -pie link is not static.
2898 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2899 * symtab.cc (Symbol::final_value_is_known): Return false if
2900 output_is_position_independent.
2901 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2902 output_is_position_independent.
2903 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2904 output_is_position_independent.
2905 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2906 output_is_position_independent.
2907 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2908 two_file_pie_test.
2909 (basic_pie_test.o, basic_pie_test): New targets.
2910 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2911 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2912 (two_file_pie_test): New target.
2913 * testsuite/Makefile.in: Rebuild.
2914 * README: Remove note saying that -pie is not supported.
2915
c6585162
ILT		 29162009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2917
2918 * options.h (class General_options): Add -init and -fini.
2919 * layout.cc (Layout::finish_dynamic_section): Emit
2920 given init and fini functions.
2921
032ce4e9
ST		 29222009-10-13 Sriraman Tallam <tmsriram@google.com>
2923
2924 * gc.h (gc_process_relocs): Check if icf is enabled using new
2925 function.
2926 * gold.cc (queue_initial_tasks): Likewise.
2927 (queue_middle_tasks): Likewise.
2928 * object.cc (do_layout): Likewise.
2929 * symtab.cc (is_section_folded): Likewise.
2930 * main.cc (main): Likewise.
2931 * reloc.cc (Read_relocs::run): Likewise.
2932 (Sized_relobj::do_scan_relocs): Likewise.
2933 * icf.cc (is_function_ctor_or_dtor): New function.
2934 (Icf::find_identical_sections): Check if function is ctor or dtor when
2935 safe icf is chosen.
2936 * options.h (General_options::icf): Change option to be an enum.
2937 (Icf_status): New enum.
2938 (icf_enabled): New method.
2939 (icf_safe_folding): New method.
2940 (set_icf_status): New method.
2941 (icf_status_): New variable.
2942 * (options.cc) (General_options::finalize): Set icf_status_.
2943 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2944 icf_test and icf_keep_unique_test to use the --icf enum flag.
2945 * testsuite/icf_safe_test.sh: New file.
2946 * testsuite/icf_safe_test.cc: New file.
2947
f345227a
ST		 29482009-10-12 Sriraman Tallam <tmsriram@google.com>
2949
2950 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2951 includes to gc.h and icf.h.
2952 * arm.cc: Include gc.h.
2953 * gold.cc: Likewise.
2954 * i386.cc: Likewise.
2955 * powerpc.cc: Likewise.
2956 * sparc.cc: Likewise.
2957 * x86_64.cc: Likewise.
2958 * gc.h: Include icf.h.
2959
1c7814ed
ILT		 29602009-10-11 Ian Lance Taylor <iant@google.com>
2961
2962 * plugin.cc: Include "gold.h" before other header files.
2963
ae3b5189
CD		 29642009-10-10 Chris Demetriou <cgd@google.com>
2965
2966 * options.h (Input_file_argument::Input_file_type): New enum.
2967 (Input_file_argument::is_lib_): Replace with...
2968 (Input_file_argument::type_): New member.
2969 (Input_file_argument::Input_file_argument): Take Input_file_type
2970 'type' rather than boolean 'is_lib' as second argument.
2971 (Input_file_argument::is_lib): Use type_.
2972 (Input_file_argument::is_searched_file): New function.
2973 (Input_file_argument::may_need_search): Handle is_searched_file.
2974 * options.cc (General_options::parse_library): Support -l:filename.
2975 (General_options::parse_just_symbols): Update for Input_file_argument
2976 changes.
2977 (Command_line::process): Likewise.
2978 * archive.cc (Archive::get_file_and_offset): Likewise.
2979 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2980 * script.cc (read_script_file, script_add_file): Likewise.
2981 * fileread.cc (Input_file::Input_file): Likewise.
2982 (Input_file::will_search_for): Handle is_searched_file.
2983 (Input_file::open): Likewise.
2984 * readsyms.cc (Read_symbols::get_name): Likewise.
2985 * testsuite/Makefile.am (searched_file_test): New test.
2986 * testsuite/Makefile.in: Regenerate.
2987 * testsuite/searched_file_test.cc: New file.
2988 * testsuite/searched_file_test_lib.cc: New file.
2989
f3048a1d
ILT		 29902009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2991 Ian Lance Taylor <iant@google.com>
2992
2993 * descriptor.cc: Include <cstdio> and "binary-io.h".
2994 (Descriptors::open): Open the files in binary mode always.
2995 * script.cc (Lex::get_token): Treat \r as whitespace.
2996
d4780e57
ILT		 29972009-10-09 Ian Lance Taylor <iant@google.com>
2998
2999 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3000
d9a893b8
ILT		 30012009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3002 Ian Lance Taylor <iant@google.com>
3003
3004 * configure.ac: Check for readv function also.
3005 * fileread.cc (readv): Define if not HAVE_READV.
3006 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3007 does not exist.
3008 * config.in: Regenerate.
3009 * configure: Regenerate.
3010
c0a62865
DK		 30112009-10-09 Doug Kwan <dougkwan@google.com>
3012
3013 * layout.cc (Layout::make_output_section): Call target hook to make
3014 ordinary output section.
3015 (Layout::finalize): Adjust parameter list of call the
3016 Target::may_relax().
3017 * layout.h (class Layout::section_list): New method.
3018 * merge.h (Output_merge_base::entsize): Change visibility to public.
3019 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3020 New methods.
3021 (Output_merge_string::do_is_string): New method.
3022 * object.cc (Sized_relobj::do_setup): renamed from
3023 Sized_relobj::set_up.
3024 * object.h (Sized_relobj::adjust_shndx,
3025 Sized_relobj::initializ_input_to_output_maps,
3026 Sized_relobj::free_input_to_output_maps): Change visibilities to
3027 protected.
3028 (Sized_relobj::setup): Virtualize.
3029 (Sized_relobj::do_setup): New method declaration.
3030 (Sized_relobj::invalidate_section_offset,
3031 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3032 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3033 * options.cc (parse_int): New function.
3034 * options.h (parse_int): New declaration.
3035 (DEFINE_int): New macro.
3036 (stub_group_size): New option.
3037 * output.cc (Output_section::Output_section): Initialize memebers
3038 merge_section_map_, merge_section_by_properties_map_,
3039 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3040 (Output_section::add_input_section): Handled deferred code-fill
3041 generation and remove an old comment.
3042 (Output_section::add_relaxed_input_section): New method definition.
3043 (Output_section::add_merge_input_section): Use merge section by
3044 properties map to speed to search. Update merge section maps
3045 as appropriate.
3046 (Output_section::build_relaxation_map): New method definition.
3047 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3048 Same.
3049 (Output_section::relax_input_section): Renamed to
3050 Output_section::convert_input_sections_to_relaxed_sections and change
3051 interface to take a vector of pointers to relaxed sections.
3052 (Output_section::find_merge_section,
3053 Output_section::find_relaxed_input_section): New method definitions.
3054 (Output_section::is_input_address_mapped,
3055 Output_section::output_offset, Output_section::output_address):
3056 Use output section data maps to speed up searching.
3057 (Output_section::find_starting_output_address): Add comments.
3058 (Output_section::do_write,
3059 Output_section::write_to_postprocessing_buffer): Do code-fill
3060 generation as appropriate.
3061 (Output_section::get_input_sections): Invalidate relaxed input section
3062 map.
3063 (Output_section::restore_states): Adjust type of checkpoint .
3064 Invalidate relaxed input section map.
3065 * output.h (Output_merge_base): New class declaration.
3066 (Input_section_specifier): New class defintion.
3067 (class Output_relaxed_input_section) Change base class to
3068 Output_section_data_build.
3069 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3070 base class initializer.
3071 (Output_section::add_relaxed_input_section): New method declaration.
3072 (Output_section::Input_section): Change visibility to protected.
3073 (Output_section::Input_section::relobj,
3074 Output_section::Input_section::shndx): Handle relaxed input sections.
3075 Output_section::input_sections) Change visibility to protected. Also
3076 define overload to return a non-const pointer.
3077 (Output_section::Merge_section_properties): New class defintion.
3078 (Output_section::Merge_section_by_properties_map,
3079 Output_section::Output_section_data_by_input_section_map,
3080 Output_section::Relaxation_map): New types.
3081 (Output_section::relax_input_section): Rename method to
3082 Output_section::convert_input_sections_to_relaxed_sections and change
3083 interface to take a vector of relaxed section pointers.
3084 (Output_section::find_merge_section,
3085 Output_section::find_relaxed_input_section,
3086 Output_section::build_relaxation_map,
3087 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3088 New method declarations.
3089 (Output_section::merge_section_map_
3090 Output_section::merge_section_by_properties_map_,
3091 Output_section::relaxed_input_section_map_,
3092 Output_section::is_relaxed_input_section_map_valid_,
3093 Output_section::generate_code_fills_at_write_): New data members.
3094 * script-sections.cc
3095 (Output_section_element_input::set_section_addresses): Call
3096 current_data_size and addralign methods of relaxed input sections.
3097 (Orphan_output_section::set_section_addresses): Call current_data_size
3098 and addralign methods of relaxed input sections.
3099 * symtab.cc (Symbol_table::compute_final_value): Extract template
3100 from the body of Symbol_table::sized_finalize_symbol.
3101 (Symbol_table::sized_finalized_symbol): Call
3102 Symbol_table::compute_final_value.
3103 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3104 (Symbol_table::compute_final_value): New templated method declaration.
3105 * target.cc (Target::do_make_output_section): New method defintion.
3106 * target.h (Target::make_output_section): New method declaration.
3107 (Target::relax): Add more parameters for input objects, symbol table
3108 and layout. Adjust call to do_relax.
3109 (Target::do_make_output_section): New method declaration.
3110 (Target::do_relax): Add parameters for input objects, symbol table
3111 and layout.
3112
d446d6c4
ILT		 31132009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3114
3115 * pread.c: Include stdio.h.
3116
bc06c745
ILT		 31172009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3118
3119 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3120 defined.
3121
75aea3d0
ILT		 31222009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3123
3124 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3125 Change read_shndx type to unsigned int.
3126 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3127 int.
3128 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3129 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3130 Change read_shndx type to unsigned int.
3131 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3132 int.
3133 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3134 * layout.cc (Layout::create_symtab_sections): Cast the result of
3135 local_symcount * symsize to off_t in the gold_assert.
3136
be8fcb75
ILT		 31372009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3138
3139 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3140 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3141 R_ARM_BASE_ABS.
3142 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3143 (Arm_relocate_functions::thm_abs5): New function.
3144 (Arm_relocate_functions::abs12): New function.
3145 (Arm_relocate_functions::abs16): New function.
3146 (Arm_relocate_functions::base_abs): New function.
3147 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3148 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3149 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3150 R_ARM_BASE_ABS.
3151 (Scan::global): Likewise.
3152 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3153 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3154 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3155 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3156 R_ARM_BASE_ABS.
3157
c2a122b6
ILT		 31582009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3159
3160 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3161 (Arm_relocate_functions::movt_prel): New function.
3162 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3163 (Arm_relocate_functions::thm_movt_prel): New function.
3164 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3165 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3166 (Scan::global, Relocate::relocate): Likewise.
3167 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3168
c4aa1e2d
ILT		 31692009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3170
3171 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3172 Incremental_checker.
3173 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3174 unsigned int.
3175 (class Incremental_inputs_header): New class.
3176 (Incremental_inputs_header_writer): Edit comment.
3177 (Incremental_inputs_entry): New class.
3178 (Incremental_inputs_entry_writer): Edit comment.
3179 (Sized_incremental_binary::do_find_incremental_inputs_section):
3180 Add *strtab_shndx parameter, fill it.
3181 (Sized_incremental_binary::do_check_inputs): New method.
3182 (Incremental_checker::can_incrementally_link_output_file): Use
3183 Sized_incremental_binary::check_inputs.
3184 (Incremental_inputs::report_command_line): Save command line in
3185 command_line_.
3186 * incremental.h:
3187 (Incremental_binary::find_incremental_inputs_section): New
3188 method.
3189 (Incremental_binary::do_find_incremental_inputs_section): Add
3190 strtab_shndx parameter.
3191 (Incremental_binary::do_check_inputs): New pure virtual method.
3192 (Sized_incremental_binary::do_check_inputs): Declare.
3193 (Incremental_checker::Incremental_checker): Add incremental_inputs
3194 parameter, use it to initialize incremental_inputs_.
3195 (Incremental_checker::incremental_inputs_): New field.
3196 (Incremental_checker::command_line): New method.
3197 (Incremental_checker::inputs): New method.
3198 (Incremental_checker::command_line_): New field.
3199
c549a694
ILT		 32002009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3201
3202 * incremental.cc: Include <cstdarg> and "target-select.h".
3203 (vexplain_no_incremental): New function.
3204 (explain_no_incremental): New function.
3205 (Incremental_binary::error): New method.
3206 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3207 method.
3208 (make_sized_incremental_binary): New function.
3209 (open_incremental_binary): New function.
3210 (can_incrementally_link_file): Add checks if output is ELF and has
3211 inputs section.
3212 * incremental.h: Include "elfcpp_file.h" and "output.h".
3213 (Incremental_binary): New class.
3214 (Sized_incremental_binary): New class.
3215 (open_incremental_binary): Declare.
3216 * object.cc (is_elf_object): Use
3217 elfcpp::Elf_recognizer::is_elf_file.
3218 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3219 * output.h (Output_file::filesize): New method.
3220
fd3c5f0b
ILT		 32212009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3222
3223 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3224 New function.
3225 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3226 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3227 function.
3228 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3229 function.
3230 (Arm_relocate_functions::movw_abs_nc): New function.
3231 (Arm_relocate_functions::movt_abs): New function.
3232 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3233 (Arm_relocate_functions::thm_movt_abs): New function.
3234 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3235 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3236 (Scan::global): Likewise.
3237 (Relocate::relocate): Likewise.
3238 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3239
7f5309a5
ILT		 32402009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3241
3242 * arm.cc (Arm_relocate_functions::got_prel) New function.
3243 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3244 (Relocate::relocate): Likewise.
3245 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3246
364c7fa5
ILT		 32472009-10-06 Ian Lance Taylor <iant@google.com>
3248
3249 * options.h (class General_options): Define
3250 split_stack_adjust_size parameter.
3251 * object.h (class Object): Add uses_split_stack_ and
3252 has_no_split_stack_ fields. Add uses_split_stack and
3253 has_no_split_stack accessor functions. Declare
3254 handle_split_stack_section.
3255 (class Reloc_symbol_changes): Define.
3256 (class Sized_relobj): Define Function_offsets. Declare
3257 split_stack_adjust, split_stack_adjust_reltype, and
3258 find_functions.
3259 * object.cc (Object::handle_split_stack_section): New function.
3260 (Sized_relobj::do_layout): Call handle_split_stack_section.
3261 * dynobj.cc (Sized_dynobj::do_layout): Call
3262 handle_split_stack_section.
3263 * reloc.cc (Sized_relobj::relocate_sections): Call
3264 split_stack_adjust for executable sections in split_stack
3265 objects. Pass reloc_map to relocate_section.
3266 (Sized_relobj::split_stack_adjust): New function.
3267 (Sized_relobj::split_stack_adjust_reltype): New function.
3268 (Sized_relobj::find_functions): New function.
3269 * target-reloc.h: Include "object.h".
3270 (relocate_section): Add reloc_symbol_changes parameter. Change
3271 all callers.
3272 * target.h (class Target): Add calls_non_split method. Declare
3273 do_calls_non_split virtual method. Declare match_view and
3274 set_view_to_nop.
3275 * target.cc: Include "elfcpp.h".
3276 (Target::do_calls_non_split): New function.
3277 (Target::match_view): New function.
3278 (Target::set_view_to_nop): New function.
3279 * gold.cc (queue_middle_tasks): Give an error if mixing
3280 split-stack and non-split-stack objects with -r.
3281 * i386.cc (Target_i386::relocate_section): Add
3282 reloc_symbol_changes parameter.
3283 (Target_i386::do_calls_non_split): New function.
3284 * x86_64.cc (Target_x86_64::relocate_section): Add
3285 reloc_symbol_changes parameter.
3286 (Target_x86_64::do_calls_non_split): New function.
3287 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3288 parameter.
3289 * powerpc.cc (Target_powerpc::relocate_section): Add
3290 reloc_symbol_changes parameter.
3291 * sparc.cc (Target_sparc::relocate_section): Add
3292 reloc_symbol_changes parameter.
3293 * configure.ac: Call AM_CONDITIONAL for the default target.
3294 * configure: Rebuild.
3295 * testsuite/Makefile.am (TEST_AS): New variable.
3296 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3297 (check_DATA): Add split_i386 and split_x86_64 files.
3298 (SPLIT_DEFSYMS): Define.
3299 (split_i386_[1234n].o): New targets.
3300 (split_i386_[124]): New targets.
3301 (split_i386_[1234r].stdout): New targets.
3302 (split_x86_64_[1234n].o): New targets.
3303 (split_x86_64_[124]): New targets.
3304 (split_x86_64_[1234r].stdout): New targets.
3305 (MOSTLYCLEANFILES): Add new executables.
3306 * testsuite/split_i386.sh: New file.
3307 * testsuite/split_x86_64.sh: New file.
3308 * testsuite/split_i386_1.s: New file.
3309 * testsuite/split_i386_2.s: New file.
3310 * testsuite/split_i386_3.s: New file.
3311 * testsuite/split_i386_4.s: New file.
3312 * testsuite/split_i386_n.s: New file.
3313 * testsuite/split_x86_64_1.s: New file.
3314 * testsuite/split_x86_64_2.s: New file.
3315 * testsuite/split_x86_64_3.s: New file.
3316 * testsuite/split_x86_64_4.s: New file.
3317 * testsuite/split_x86_64_n.s: New file.
3318 * testsuite/testfile.cc (Target_test): Update relocation_section
3319 function.
3320 * testsuite/Makefile.in: Rebuild.
3321
e8a9fcda
ILT		 33222009-10-06 Ian Lance Taylor <iant@google.com>
3323
3324 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3325 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3326 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3327 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3328 the address on ldo_addrs_.
3329 (Target_i386::Relocate::fix_up_ldo): New function.
3330
e99daf92
ILT		 33312009-10-06 Rafael Espindola <espindola@google.com>
3332
3333 * plugin.cc (add_input_library): New.
3334 (Plugin::load): Add add_input_library to tv.
3335 (Plugin_manager::add_input_file): Add the is_lib argument.
3336 (add_input_file): Update call to Plugin_manager::add_input_file.
3337 (add_input_library): New.
3338 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3339
966d4097
DK		 33402009-09-30 Doug Kwan <dougkwan@google.com>
3341
3342 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3343 symbol and call Symbol::may_need_copy_reloc to determine if
3344 a copy reloc is needed.
3345 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3346 nocopyreloc is given in command line.
3347 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3348 given in command line.
3349 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3350 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3351 of the removed Target_i386::may_need_copy_reloc.
3352 * options.h (copyreloc): New option with default value false.
3353 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3354 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3355 instead of the removed Target_powerpc::may_need_copy_reloc.
3356 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3357 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3358 instead of the removed Target_sparc::may_need_copy_reloc.
3359 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3360 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3361 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3362 instead of the removed Target_x86_64::may_need_copy_reloc.
3363
029ba973
ILT		 33642009-09-30 Ian Lance Taylor <iant@google.com>
3365
3366 * object.h (class Object): Remove target_ field, and target,
3367 sized_target, and set_target methods.
3368 (Object::sized_target): Remove.
3369 (class Sized_relobj): Update declarations. Remove sized_target.
3370 * object.cc (Sized_relobj::setup): Remove target parameter.
3371 Change all callers.
3372 (Input_objects::add_object): Don't do anything with the target.
3373 (make_elf_sized_object): Add punconfigured parameter. Change all
3374 callers. Set or test parameter target.
3375 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3376 Change all callers.
3377 * parameters.cc (Parameters::set_target): Change parameter type to
3378 be non-const.
3379 (Parameters::default_target): Remove.
3380 (set_parameters_target): Change parameter type to be non-const.
3381 (parameters_force_valid_target): New function.
3382 (parameters_clear_target): New function.
3383 * parameters.h (class Parameters): Update declarations. Remove
3384 default_target method. Add sized_target and clear_target
3385 methods. Change target_ to be non-const.
3386 (set_parameters_target): Update declaration.
3387 (parameters_force_valid_target): Declare.
3388 (parameters_clear_target): Declare.
3389 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3390 as NULL if we aren't searching.
3391 (Add_symbols::run): Don't check for compatible target.
3392 * fileread.cc (Input_file::open_binary): Call
3393 parameters_force_valid_target.
3394 * gold.cc (queue_middle_tasks): Likewise.
3395 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3396 set_target on object.
3397 * dynobj.h (class Sized_dynobj): Update declarations.
3398 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3399 make_elf_object returns NULL.
3400 (Archive::include_member): Don't check whether object target is
3401 compatible.
3402 * output.cc (Output_section::add_input_section): Get target from
3403 parameters.
3404 (Output_section::relax_input_section): Likewise.
3405 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3406 parameters.
3407 (Sized_relobj::do_scan_relocs): Likewise.
3408 (Sized_relobj::relocate_sections): Likewise.
3409 * resolve.cc (Symbol_table::resolve): Likewise.
3410 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3411 parameter. Change all callers.
3412 (Symbol_table::add_from_object): Get target from parameters.
3413 (Symbol_table::add_from_relobj): Don't check object target.
3414 (Symbol_table::add_from_dynobj): Likewise.
3415 (Symbol_table::define_special_symbol): Get target from
3416 parameters.
3417 * symtab.h (class Symbol_table): Update declaration.
3418 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3419 parameter. Change all callers. Clear parameter target.
3420 (Binary_test): Test target here.
3421 * testsuite/object_unittest.cc (gold_testsuite): Remove
3422 target_test_pointer parameter. Change all callers.
3423 (Object_test): Test target here.
3424
a6a22b83
ILT		 34252009-09-26 Ian Lance Taylor <iant@google.com>
3426
3427 * testsuite/initpri1.c: Don't try to use constructor priorities if
3428 compiling with gcc before 4.3.
3429
6a8f49fe
ILT		 34302009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3431
3432 * testsuite/retain_symbols_file_test.sh (check_present): Change
3433 output file name to retain_symbols_file_test.stdout.
3434 (check_absent): Likewise.
3435
8c604651
CS		 34362009-09-18 Craig Silverstein <csilvers@google.com>
3437
3438 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3439 * options.cc: Include <cerrno> and <fstream>.
3440 (General_options::finalize): Parse -retain-symbols-file tag.
3441 * options.h: New flag.
3442 (General_options): New method should_retain_symbol, new
3443 variable symbols_to_retain.
3444 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3445 should_retain_symbol map.
3446 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3447 * testsuite/Makefile.in: Regenerate.
3448 * testsuite/retain_symbols_file_test.sh: New file.
3449
ca58b19f
NC		 34502009-09-18 Nick Clifton <nickc@redhat.com>
3451
3452 * po/es.po: Updated Spanish translation.
3453
20e6d0d6
DK		 34542009-09-17 Doug Kwan <dougkwan@google.com>
3455
3456 * debug.h (DEBUG_RELAXATION): New constant.
3457 (DEBUG_ALL): Add DEBUG_RELAXATION.
3458 (debug_string_to_enum): Add relaxation debug option.
3459 * layout.cc
3460 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3461 Layout::Relaxation_debug_check::read_sections,
3462 Layout::Relaxation_debug_check::read_sections): New method definitions.
3463 (Layout::Layout): Initialize data members
3464 record_output_section_data_from_scrips_,
3465 script_output_section_data_list_ and relaxation_debug_check_.
3466 (Layout::save_segments, Layout::restore_segments,
3467 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3468 Layout::relaxation_loop_body): New method definitions.
3469 (Layout::finalize): Support relaxation. Move section layout code to
3470 Layout::relaxation_loop_body.
3471 (Layout::set_asection_address_from_script): Move code for orphan
3472 section placement out.
3473 (Layout::place_orphan_sections_in_script): New method definition.
3474 * layout.h (Output_segment_headers, Output_file_header):
3475 New forward class declarations.
3476 (Layout::~Layout): Define.
3477 (Layout::new_output_section_data_from_script): New method definition.
3478 (Layout::place_orphan_sections_in_script): New method declaration.
3479 (Layout::Segment_states): New type declaration.
3480 (Layout::save_segments, Layout::restore_segments,
3481 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3482 Layout::relaxation_loop_body): New method declarations.
3483 (Layout::Output_section_data_list): New type declaration.
3484 (Layout::Relaxation_debug_check): New class definition.
3485 (Layout::record_output_section_data_from_script_,
3486 Layout::script_output_section_data_list_, Layout::segment_states_,
3487 Layout::relaxation_debug_check_): New data members.
3488 * output.cc: (Output_section_headers::do_size): New method definition.
3489 (Output_section_headers::Output_section_headers): Move size
3490 computation to Output_section_headers::do_size.
3491 (Output_segment_headers::do_size): New method definition.
3492 (Output_file_header::Output_file_header): Move size computation to
3493 Output_file_header::do_size and call it.
3494 (Output_file_header::do_size): New method definition.
3495 (Output_data_group::Output_data_group): Adjust call to
3496 Output_section_data.
3497 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3498 (Output_symtab_xindex::do_write): Add array bound check.
3499 (Output_section::Input_section::print_to_mapfile): Handle
3500 RELAXED_INPUT_SECTION_CODE.
3501 (Output_section::Output_section): Initialize data member checkpoint_.
3502 (Output_section::~Output_section): Delete checkpoint object pointed
3503 by checkpoint_.
3504 (Output_section::add_input_section): Always add an Input_section if
3505 relaxing.
3506 (Output_section::add_merge_input_section): Add assert.
3507 (Output_section::relax_input_section): New method definition.
3508 (Output_section::set_final_data_size): Set load address to zero for
3509 an unallocated section.
3510 (Output_section::do_address_and_file_offset_have_reset_values):
3511 New method definition.
3512 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3513 Handle relaxed input section.
3514 (Output_section::sort_attached_input_sections): Checkpoint input
3515 section list lazily.
3516 (Output_section::get_input_sections): Change type of input_sections to
3517 list of Simple_input_section pointers. Checkpoint input section list
3518 lazily. Also handle relaxed input sections.
3519 (Output_section::add_input_section_for_script): Take a reference to
3520 a Simple_input_section object instead of Relobj pointer and section
3521 index as parameter. Handle relaxed input sections.
3522 (Output_section::save_states, Output_section::restore_states): New
3523 method definitions.
3524 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3525 (Output_data::is_data_size_fixed): New method definition.
3526 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3527 if it is fixed.
3528 (Output_data::address_and_file_offset_have_reset_values): New method
3529 definition.
3530 (Output_data::do_address_and_file_offset_have_reset_values): New method
3531 definition.
3532 (Output_data::set_data_size): Check that data size is not fixed.
3533 (Output_data::fix_data_size): New method definition.
3534 (Output_data::is_data_size_fixed_): New data member.
3535 (Output_section_headers::set_final_data_size): New method definition.
3536 (Output_section_headers::do_size): New method declaration.
3537 (Output_segment_headers::set_final_data_size): New method definition.
3538 (Output_segment_headers::do_size): New method declaration.
3539 (Output_file_header::set_final_data_size)::New method definition.
3540 (Output_file_header::do_size)::New method declaration.
3541 (Output_section_data::Output_section_data): Add new parameter
3542 is_data_size_fixed and use it to fix data size.
3543 (Output_data_const::Output_data_const): Adjust call to base class
3544 constructor and fix data size.
3545 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3546 base class constructor and fix data size.
3547 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3548 base class constructor and fix data size.
3549 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3550 class constructor and fix data size.
3551 (Output_data_group::set_final_data_size): New method definition.
3552 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3553 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3554 class constructor and fix data size.
3555 (Output_relaxed_input_section): New class definition.
3556 (Output_section::Simple_input_section): New class definition.
3557 (Output_section::get_input_sections): Adjust parameter list.
3558 (Output_section::add_input_section_for_script): Same.
3559 (Output_section::save_states, Output_section::restore_states,
3560 Output_section::do_address_and_file_offset_have_reset_values,
3561 (Output_section::Input_section::Input_section): Handle
3562 RELAXED_INPUT_SECTION_CODE. Add new overload for
3563 Output_relaxed_input_section.
3564 (Output_section::Input_section::is_input_section,
3565 Output_section::Input_section::set_output_section): Handle relaxed
3566 input section.
3567 (Output_section::Input_section::is_relaxed_input_section,
3568 Output_section::Input_section::output_section_data,
3569 Output_section::Input_section::relaxed_input_section): New method
3570 definitions.
3571 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3572 value.
3573 (Output_section::Input_section::u1_): Update comments.
3574 (Output_section::Input_section::u2_): Add new union member poris.
3575 (Output_section::Checkpoint_output_section): New classs definition.
3576 (Output_section::relax_input_section): New method declaration.
3577 (Output_section::checkpoint_): New data member.
3578 (Output_segment): Update comments.
3579 (Output_segment::Output_segment): Un-privatize copy constructor.
3580 (Output_segment::operator=): Un-privatize.
3581 * script-sections.cc (Output_section_element::Input_section_list):
3582 Change element type to Output_section::Simple_input_section.
3583 (Output_section_element_dot_assignment::set_section_addresses):
3584 Register output section data for relaxation clean up.
3585 (Output_data_exression::Output_data_expression): Adjust call to base
3586 constructor to fix data size.
3587 (Output_section_element_data::set_section_addresses): Register
3588 Output_data_expression object for relaxation clean up.
3589 (struct Input_section_info): Replace Relobj pointer and section index
3590 pair with Output_section::Simple_input_section and Convert struct to a
3591 class.
3592 (Input_section_sorter::operator()): Adjust access to
3593 Input_section_info data member to use accessors.
3594 (Output_section_element_input::set_section_addresses): Use layout
3595 parameter. Adjust code to use Output_section::Simple_input_section
3596 and Input_secction_info classes. Register filler for relaxation
3597 clean up.
3598 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3599 and section index pair with Output_section::Simple_input_section
3600 class. Adjust code accordingly.
3601 (Phdrs_element::release_segment): New method definition.
3602 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3603 segment list.
3604 (Script_sections::release_segments): New method definition.
3605 * gold/script-sections.h (Script_sections::release_segments): New
3606 method declaration.
3607 * gold/target.h (Target::may_relax, Target::relax,
3608 Target::do_may_relax, Target::do_relax): New method definitions.
3609
5e445df6
ILT		 36102009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3611
3612 * arm.cc (has_signed_unsigned_overflow): New function.
3613 (Arm_relocate_functions::abs8): New function.
3614 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3615 (Target_arm::Scan::global): Likewise.
3616 (Target_arm::relocate::relocate): Likewise.
3617 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3618 Likewise.
3619
8c604651 36202009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 3621
3622 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3623 * testsuite/Makefile.in: Regenerate.
3624
1e9cc1c2
NC		 36252009-09-11 Nick Clifton <nickc@redhat.com>
3626
3627 * po/gold.pot: Updated by the Translation project.
3628
6a89f575
CC		 36292009-09-08 Cary Coutant <ccoutant@google.com>
3630
3631 * output.cc (Output_file::open): Add execute permission to empty file.
3632 * testsuite/Makefile.am (permission_test): New test.
3633 * testsuite/Makefile.in: Regenerate.
3634
fdcac5af
ILT		 36352009-09-02 Ian Lance Taylor <iant@google.com>
3636
3637 * output.cc (Output_file::resize): Call map_no_anonymous rather
3638 than map.
3639
44453f85
ILT		 36402009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3641
3642 * gold.cc: Include "incremental.h".
3643 (queue_initial_tasks): Call Incremental_checker methods.
3644 * incremental.cc: Include "output.h".
3645 (Incremental_checker::can_incrementally_link_output_file): New
3646 method.
3647 * incremental.h (Incremental_checker): New class.
3648
3649 * output.cc (Output_file::open_for_modification): New method.
3650 (Output_file::map_anonymous): Changed return type to bool. Record
3651 map in base_ field.
3652 (Output_file::map_no_anonymous): New method, broken out of map.
3653 (Output_file::map): Use map_no_anonymous and map_anonymous.
3654 * output.h (class Output_file): Update declarations.
3655
293c1386
CC		 36562009-08-24 Cary Coutant <ccoutant@google.com>
3657
3658 * options.h (Command_line::Pre_options): New class.
3659 (Command_line::pre_options): New member.
3660 * options.cc (gold::options::ready_to_register): New variable.
3661 (One_option::register_option): Do nothing if not registering options.
3662 Assert if same short option registered twice.
3663 (General_options::General_options): Turn off option registration when
3664 done constructing.
3665 (Command_line::Pre_options::Pre_options): New constructor.
3666
f773f3d2
CC		 36672009-08-24 Cary Coutant <ccoutant@google.com>
3668
06a73cfe
CC		 3669 * options.h (General_options::no_keep_memory): Remove incorrect
3670 short option.
f773f3d2 3671
a15af8e2
RW		 36722009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3673
3674 * Makefile.am (am__skiplex, am__skipyacc): New.
3675 * Makefile.in: Regenerate.
3676
c462b41b
RW		 36772009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3678
14ec8efd
RW		 3679 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3680 (INCLUDES): ... this.
3681 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3682 (AM_CPPFLAGS): Renamed from ...
3683 (INCLUDE): ... this.
3684 * Makefile.in, testsuite/Makefile.in: Regenerate.
3685
81ecdfbb
RW		 3686 * Makefile.in: Regenerate.
3687 * aclocal.m4: Likewise.
3688 * config.in: Likewise.
3689 * configure: Likewise.
3690 * testsuite/Makefile.in: Likewise.
3691
c462b41b
RW		 3692 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3693 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3694 * Makefile.in: Regenerate.
3695 * testsuite/Makefile.in: Regenerate.
3696
2da73f13
CC		 36972009-08-19 Cary Coutant <ccoutant@google.com>
3698
3699 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3700 symbols in shared libraries overridden by hidden or internal symbols
3701 in the main program.
3702
2db70501
CD		 37032009-08-19 Chris Demetriou <cgd@google.com>
3704
3705 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3706 checking source file names in error messages.
3707
f733487b
DK		 37082009-08-18 Doug Kwan <dougkwan@google.com>
3709
3710 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3711 an elcpp::Ehdr as parameter. Adjust call to set_target.
3712 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3713 an elfcpp::Ehdr as parameter.
3714 * object.cc (Object::set_target): Remove the version that looks up
3715 a target and sets it.
3716 (Sized_relobj::setup): Take a Target object instead of
3717 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3718 (make_elf_sized_object): Find target and ask target to
3719 make an ELF object.
3720 * object.h: (Object::set_target): Remove the version that looks up
3721 a target and sets it.
3722 (Sized_relobj::setup): Take a Target object instead of
3723 an elfcpp:Ehdr as parameter.
3724 * target.cc: Include dynobj.h.
3725 (Target::do_make_elf_object_implementation): New.
3726 (Target::do_make_elf_object): New.
3727 * target.h (Target::make_elf_object): New template declaration.
3728 (Target::do_make_elf_object): New method declarations.
3729 (Target::do_make_elf_object_implementation): New template declaration.
3730
cc70f101
ILT		 37312009-08-14 Ian Lance Taylor <iant@google.com>
3732
3733 * gold.h (FUNCTION_NAME): Define.
3734 (gold_unreachable): Use FUNCTION_NAME.
3735
ef5e0cb1
ST		 37362009-08-12 Sriraman Tallam <tmsriram@google.com>
3737
3738 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3739 symbol in the --keep-unique list is not found.
3740
48c187ce
ST		 37412009-08-12 Sriraman Tallam <tmsriram@google.com>
3742
3743 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3744 been maked as --keep-unique.
3745 (Icf::unfold_section): New function.
3746 * icf.h (Icf::unfold_section): New function.
3747 * options.h (General_options::keep_unique): New option.
3748 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3749 * testsuite/Makefile.in: Regenerate.
3750 * testsuite/icf_keep_unique_test.sh: New file.
3751 * testsuite/icf_keep_unique_test.cc: New file.
3752
645afe0c
CC		 37532009-08-12 Cary Coutant <ccoutant@google.com>
3754
3755 PR 10471
3756 * resolve.cc (Symbol_table::resolve): Check for references from
3757 dynamic objects to hidden and internal symbols.
3758 * testsuite/Makefile.am (hidden_test.sh): New test.
3759 * testsuite/Makefile.in: Regenerate.
3760 * testsuite/hidden_test.sh: New script.
3761 * testsuite/hidden_test_1.c: New test source.
3762 * testsuite/hidden_test_main.c: New test source.
3763
11af873f
DK		 37642009-08-11 Doug Kwan <dougkwan@google.com>
3765
3766 * arm.cc: Update comments.
3767 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3768 segment to locate the .ARM.exidx section if present.
3769
b9f7d72d
DK		 37702009-08-09 Doug Kwan <dougkwan@google.com>
3771
3772 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3773 patch.
3774
ddd3c53c
ST		 37752009-08-07 Sriraman Tallam <tmsriram@google.com>
3776 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3777 compiler warnings.
3778
27721062
ST		 37792009-08-06 Sriraman Tallam <tmsriram@google.com>
3780
3781 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3782 valid tls_segment only for non-debug-section relocations.
3783 * testsuite/Makefile.am: Add gc_tls_test.
3784 * testsuite/Makefile.in: Regenerate.
3785 * testsuite/gc_tls_test.cc: New file.
3786 * testsuite/gc_tls_test.sh: New file.
3787
ef15dade
ST		 37882009-08-05 Sriraman Tallam <tmsriram@google.com>
3789
3790 * icf.cc: New file.
3791 * icf.h: New file.
3792 * Makefile.am (CCFILES): Add icf.cc.
3793 (HFILES): Add icf.h
3794 * Makefile.in: Regenerate.
3795 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3796 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3797 section, symbol and addend information for the relocs.
3798 * gold.cc (queue_middle_tasks): Call identical code folding.
3799 * gold.h: Add defines for multimap.
3800 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3801 to the call of finalize_local_symbols.
3802 * main.cc (main): Create object of class Icf.
3803 * object.cc (Sized_relobj::do_layout): Allow this function to be
3804 called twice during icf.
3805 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3806 to sections marked as identical by icf.
3807 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3808 when available.
3809 (Sized_relobj::do_section_entsize): New function.
3810 * object.h (Object::section_entsize): New function.
3811 (Object::do_section_entsize): New pure virtual function.
3812 (Relobj::finalize_local_symbols): Add new parameter.
3813 (Relobj::do_section_entsize): New function.
3814 * options.h (General_options::icf): New option.
3815 (General_options::icf_iterations): New option.
3816 (General_options::print_icf_sections): New option.
3817 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3818 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3819 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3820 icf.
3821 * symtab.cc (Symbol_table::is_section_folded): New function.
3822 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3823 to sections marked as identical by icf.
3824 * symtab.h (Symbol_table::set_icf): New function.
3825 (Symbol_table::icf): New function.
3826 (Symbol_table::is_section_folded): New function.
3827 (Symbol_table::icf_): New data member.
3828 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3829 * testsuite/Makefile.am: Add commands to build icf_test.
3830 * testsuite/Makefile.in: Regenerate.
3831 * testsuite/icf_test.sh: New file.
3832 * testsuite/icf_test.cc: New file.
3833
c3b65ac4
CD		 38342009-07-24 Chris Demetriou <cgd@google.com>
3835
3836 * layout.cc (is_compressible_debug_section): Fix incorrect
3837 comment about compressed section names.
3838
1caf2c51
ILT		 38392009-07-20 Ian Lance Taylor <ian@airs.com>
3840
3841 PR 10419
3842 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3843
1ef4d87f
ILT		 38442009-07-16 Ian Lance Taylor <iant@google.com>
3845
3846 PR 10400
3847 * layout.h: #include <map>.
3848 (class Kept_section): Change from struct to class. Add accessors
3849 and setters. Add section size to Comdat_group mapping. Change
3850 Comdat_group to std::map. Add is_comdat_ field. Add
3851 linkonce_size field in union.
3852 (class Layout): Update declaration of find_or_add_kept_section.
3853 Don't declare find_kept_object.
3854 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3855 parameter. Add object, shndx, is_comdat, and is_group_name
3856 parameters. Change all callers. Adjust for new Kept_section.
3857 (Layout::find_kept_object): Remove.
3858 * object.cc (Sized_relobj::include_section_group): Update use of
3859 Kept_section. Rename secnum to shndx. Only record
3860 Kept_comdat_section if sections are the same size.
3861 (Sized_relobj::include_linkonce_section): Update use of
3862 Kept_section. Only record Kept_comdat_section if sections are the
3863 same size. Set size of linkonce section.
3864 (Sized_relobj::map_to_kept_section): Update call to
3865 get_kept_comdat_section.
3866 * object.h (class Sized_relobj): Rename fields in
3867 Kept_comdat_section to drop trailing underscores; change object
3868 field to Relobj*. Change Kept_comdat_section_table to store
3869 struct rather than pointer.
3870 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3871 Add kept_object and kept_shndx parameters. Change all callers.
3872 (Sized_relobj::get_kept_comdat_section): Change return type to
3873 bool. Add kept_object and kept_shndx parameters. Change all
3874 callers.
3875 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3876 Layout::find_or_add_kept_section.
3877
37c3b7b0
ILT		 38782009-07-09 Ian Lance Taylor <iant@google.com>
3879
3880 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3881 Reserve space in the hash table.
3882
98fa85cb
ILT		 38832009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3884
3885 * fileread.cc (File_read::get_mtime): New method.
3886 * fileread.h (Timespec): New structure.
3887 (File_read::get_mtime): New method.
3888 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3889 Renamed from timestamp_nsec.
3890 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3891 Elf_Xword.
3892 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3893 timestamp_nsec.
3894 (Incremental_inputs::report_archive): Save mtime; style fix.
3895 (Incremental_inputs::report_obejct): Save mtime; style fix.
3896 (Incremental_inputs::report_script): Save mtime; style fix.
3897 (Incremental_inputs::finalize_inputs): Style fix.
3898 (Incremental_inputs::finalize): Style fix.
3899 (Incremental_inputs::create_input_section_data): Store inputs
3900 mtime.
3901 * incremental.h (Incremental_inputs::report_script): Add mtime
3902 argument.
3903 (Incremental_inputs::Input_info::Input_info): Intialize only one
3904 union member.
3905 (Incremental_inputs::Input_info::archive): Move to nameless
3906 union.
3907 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3908 (Incremental_inputs::Input_info::script): Move to nameless union.
3909 (Incremental_inputs::mtime): New field.
3910 * script.cc (read_input_script): Pass file mtime to
3911 Incremental_input.
3912 * script.h (Script_info::inputs): Style fix.
3913
c9d70757
ILT		 39142009-07-01 Ian Lance Taylor <ian@airs.com>
3915
3916 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3917 instead of 32.
3918
9c547ec3
ILT		 39192009-06-24 Ian Lance Taylor <iant@google.com>
3920
3921 PR 10156
3922 * layout.cc (Layout::choose_output_section): If we find an
3923 existing section, update the flags.
3924 (Layout::create_notes): New function, broken out of
3925 Layout::finalize.
3926 (Layout::finalize): Don't create note sections.
3927 (Layout::create_note): Don't crash if linker script discards
3928 section.
3929 (Layout::create_gold_note): Likewise.
3930 (Layout::create_build_id): Likewise. Don't set
3931 after_input_sections on the section.
3932 (Layout::create_executable_stack_info): Remove target parameter.
3933 Change caller.
3934 * layout.h (class Layout): Declare create_notes. Update
3935 declaration of create_executable_stack_info.
3936 * gold.cc (queue_middle_tasks): Call create_notes.
3937 * output.cc (Output_section::update_flags_for_input_section): Move
3938 here from output.h. If SHF_ALLOC flag is newly set, mark address
3939 invalid.
3940 * output.h (Output_data::mark_address_invalid): New function.
3941 (class Output_section): Only declare, not define,
3942 update_flags_for_input_section. Remove set_flags.
3943
55458500
ILT		 39442009-06-24 Ian Lance Taylor <iant@google.com>
3945
3946 * script-sections.cc (Output_section_definition::
3947 set_section_addresses): Rename shadowing local load_address to
3948 laddr.
3949
1307d6cd
ILT		 39502009-06-24 Ian Lance Taylor <iant@google.com>
3951
3952 PR 10244
3953 * reloc.cc (relocate_sections): Skip empty relocation sections.
3954
ec3f783e
ILT		 39552009-06-23 Ian Lance Taylor <iant@google.com>
3956
3957 PR 10156
3958 * layout.cc (Layout::create_note): Use choose_output_section
3959 rather than make_output_section.
3960
459c9f1c
ILT		 39612009-06-23 Ian Lance Taylor <iant@google.com>
3962
3963 PR 10237
3964 * options.cc (General_options::parse_V): Set printed_version_.
3965 (General_options::General_options): Initialize printed_version_.
3966 * options.h (class General_options): Add printed_version_ field.
3967 * gold.cc (queue_initial_tasks): If there are no input files,
3968 don't give a fatal error if we printed the version information.
3969 (queue_middle_tasks): If using -r with a shared object, give a
3970 fatal error rather than an ordinary error.
3971
1518dc8f
ILT		 39722009-06-23 Ian Lance Taylor <iant@google.com>
3973
3974 PR 10219
3975 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3976 (Layout::make_output_section): Set have_stabstr_section_ if we see
3977 a .stab*str section.
3978 (Layout::finalize): Call link_stabs_sections.
3979 (Layout::link_stabs_sections): New file.
3980 * layout.h (class Layout): Add have_stabstr_section_ field.
3981 Declare link_stabs_sections.
3982
3d857b98
DK		 39832009-06-23 Doug Kwan <dougkwan@google.com>
3984
3985 * Makefile.am (libgold_a_LIBADD): New.
3986 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3987 * Makefile.in: Regenerate.
3988 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3989 * configure: Regenerate.
3990 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3991 * fileread.cc: Include sys/state.h
3992 * gold.h: Declare memmem and strndup if found missing.
3993 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3994
0639a6f6
ILT		 39952009-06-23 Ian Lance Taylor <iant@google.com>
3996
3997 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3998 * configure: Rebuild.
3999
8d63875c
ILT		 40002009-06-23 Ian Lance Taylor <iant@google.com>
4001
4002 PR 10147
4003 * object.cc (Object::section_contents): Don't try to get a view if
4004 the section has length zero.
4005 (Object::handle_gnu_warning_section): If the section is empty, use
4006 the name of the section as the warning.
4007
f7c8a183
ILT		 40082009-06-23 Ian Lance Taylor <iant@google.com>
4009
4010 PR 10133
4011 * stringpool.h (class Stringpool_template): Add optimize_ field.
4012 (Stringpool_template::set_optimize): New function.
4013 * stringpool.cc (Stringpool_template::Stringpool_template):
4014 Initialize optimize_ field.
4015 (Stringpool_template::set_string_offsets): Test local optimize
4016 fild rather than parameter.
4017 * layout.cc (Layout::Layout): Call set_optimize on the section
4018 name stringpool.
4019
e6a307ba
ILT		 40202009-06-22 Ian Lance Taylor <iant@google.com>
4021
4022 PR 10030
4023 * yyscript.y: Parse TARGET.
4024 * script.cc (script_set_target): New function.
4025 * script-c.h (script_set_target): Declare.
4026 * options.cc (General_options::string_to_object_format): Rename
4027 from string_to_object_format in anonymous namespace. Change
4028 callers.
4029 * options.h (class General_options): Declare
4030 string_to_object_format.
4031
3ee173de
ILT		 40322009-06-22 Ian Lance Taylor <iant@google.com>
4033
4034 * script-sections.cc (Script_sections::create_segments): Don't put
4035 program headers in a PT_LOAD segment if -n or -N.
4036
40372009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 4038
4039 PR 10141
4040 * options.h (class General_options): Add -z lazy and -z now. Sort
4041 -z options into alphabetical order.
4042 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4043
cd6739a1 40442009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 4045
4046 * layout.cc (Layout::make_output_section): Call
4047 Target::new_output_section.
4048 (Layout::attach_allocated_section_to_segment): Put large section
4049 sections in a separate load segment with the large segment flag
4050 set.
4051 (Layout::segment_precedes): Sort large data segments after other
4052 load segments.
4053 (align_file_offset): New static function.
4054 (Layout::set_segment_offsets): Use align_file_offset.
4055 * output.h (class Output_section): Add is_small_section_ and
4056 is_large_section_ fields.
4057 (Output_section::is_small_section): New function.
4058 (Output_section::set_is_small_section): New function.
4059 (Output_section::is_large_section): New function.
4060 (Output_section::set_is_large_section): New function.
4061 (Output_section::is_large_data_section): New function.
4062 (class Output_segment): Add is_large_data_segment_ field.
4063 (Output_segment::is_large_data_segment): New function.
4064 (Output_segment::set_is_large_data_segment): New function.
4065 * output.cc (Output_section::Output_section): Initialize new
4066 fields.
4067 (Output_segment::Output_segment): Likewise.
4068 (Output_segment::add_output_section): Add assertion that large
4069 data sections always go in large data segments. Force small data
4070 sections to the end of the list of data sections. Force small BSS
4071 sections to the start of the list of BSS sections. For large BSS
4072 sections to the end of the list of BSS sections.
4073 * symtab.h (class Symbol): Declare is_common_shndx.
4074 (Symbol::is_defined): Check Symbol::is_common_shndx.
4075 (Symbol::is_common): Likewise.
4076 (class Symbol_table): Define enum Commons_section_type. Update
4077 declarations. Add small_commons_ and large_commons_ fields.
4078 * symtab.cc (Symbol::is_common_shndx): New function.
4079 (Symbol_table::Symbol_table): Initialize new fields.
4080 (Symbol_table::add_from_object): Put small and large common
4081 symbols in the right list.
4082 (Symbol_table::sized_finalized_symbol): Check
4083 Symbol::is_common_shndx.
4084 (Symbol_table::sized_write_globals): Likewise.
4085 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4086 common symbol lists. Don't call do_allocate_commons_list if the
4087 list is empty.
4088 (Symbol_table::do_allocate_commons_list): Remove is_tls
4089 parameter. Add comons_section_type parameter. Change all
4090 callers. Handle small and large common symbols.
4091 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4092 Symbol::is_common_shndx.
4093 * resolve.cc (symbol_to_bits): Likewise.
4094 * target.h (Target::small_common_shndx): New function.
4095 (Target::small_common_section_flags): New function.
4096 (Target::large_common_shndx): New function.
4097 (Target::large_common_section_flags): New function.
4098 (Target::new_output_section): New function.
4099 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4100 small_common_section_flags, and large_common_section_flags
4101 fields.
4102 (Target::do_new_output_section): New virtual function.
4103 * arm.cc (Target_arm::arm_info): Initialize new fields.
4104 * i386.cc (Target_i386::i386_info): Likewise.
4105 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4106 Likewise.
4107 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4108 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4109 (Target_x86_64::do_new_output_section): New function.
4110 * configure.ac: Define conditional MCMODEL_MEDIUM.
4111 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4112 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4113 (large_LDFLAGS): Define.
4114 * testsuite/large.c: New file.
4115 * testsuite/testfile.cc (Target_test::test_target_info):
4116 Initialize new fields.
4117 * configure, testsuite/Makefile.in: Rebuild.
4118
bb04269c
DK		 41192009-06-05 Doug Kwan <dougkwan@google.com>
4120
4121 * Makefile.am (CCFILES): Add target.cc.
4122 * Makefile.in: Regenerate.
4123 * i386.cc (class Target_i386): Define new virtual method to
4124 override do_is_local_label_name in parent.
4125 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4126 local symbols if --discard-locals or -X is given.
4127 * options.h (class General_options): Declare new options
4128 '--discard-locals' and '-X' for discarding locals.
4129 * target.h (class Target): Define new methods is_local_label_name.
4130 Declare new virtual method do_is_local_label_name.
4131 * target.cc: New file.
4132 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4133 (check_SCRIPTS): Add discard_locals_test.sh.
4134 (check_DATA): Add discard_local_tests.syms.
4135 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4136 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4137 * testsuite/Makefile.in: Regenerate.
4138 * testsuite/discard_locals_test.c: New file.
4139 * testsuite/discard_locals_test.sh: Same.
4140
805bb01c
DK		 41412009-06-05 Doug Kwan <dougkwan@google.com>
4142
4143 * object.cc (Sized_relobj::Sized_relobj): Initialize
4144 discarded_eh_frame_shndx_ to -1U.
4145 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4146 section.
4147 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4148 a discarded .eh_frame section.
4149 (Sized_relobj::do_finalize_local_symbols): Ditto.
4150 * object.h (class Sized_relobj): Declare new member
4151 discarded_eh_frame_shndx_.
4152 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4153 (local_labels_test.o, local_labels_test): New rules.
4154 * testsuite/Makefile.in: Regenerate.
4155
1dcd334d
DK		 41562009-06-04 Doug Kwan <dougkwan@google.com>
4157
4158 * layout.cc (Layout::section_name_mapping): Add mapping for
4159 special ARM sections.
4160
96d49306
DK		 41612009-06-03 Doug Kwan <dougkwan@google.com>
4162
4163 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4164 (utils::has_overflow): Same.
4165
dff16297
ILT		 41662009-06-03 Ian Lance Taylor <iant@google.com>
4167
4168 * layout.cc (Layout::section_name_mapping): New array, replacing
4169 Layout::linkonce_mapping.
4170 (Layout::section_name_mapping_count): New variable, replacing
4171 Layout::linkonce_mapping_count.
4172 (Layout::linkonce_output_name): Remove.
4173 (Layout::output_section_name): Rewrite.
4174 * layout.h (class Layout): Rename Linkonce_mapping to
4175 Section_name_mapping, linkonce_mapping to section_name_mapping,
4176 linkonce_mapping_count to section_name_mapping_count. Don't
4177 declare linkonce_output_name.
4178
c121c671
DK		 41792009-06-03 Doug Kwan <dougkwan@google.com>
4180
4181 * gold/arm.cc (namespace utils): New.
4182 (Target_arm::reloc_is_non_pic): Define new method.
4183 (class Arm_relocate_functions): New.
4184 (Target_arm::Relocate::relocate): Handle relocation types used by
4185 Android.
4186
07800fab
ILT		 41872009-06-03 Ian Lance Taylor <iant@google.com>
4188
4189 * arm.cc (Target_arm::scan::global): Use || instead of |.
4190
c121c671
DK		 41912009-06-02 Doug Kwan <dougkwan@google.com>
4192
4193 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4194 issued_non_pic_error_.
4195 (class Target_arm::Scan): Declare new method check_non_pic.
4196 Define new method symbol_needs_plt_entry.
4197 Declare new data member issued_non_pic_error_.
4198 (class Target_arm::Relocate): Declare new method
4199 should_apply_static_reloc.
4200 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4201 (Target_arm::Scan::check_non_pic): Define new method.
4202 (Target_arm::Scan::local): Handle a small subset of reloc types used
4203 by Android.
4204 (Target_arm::Scan::local): Same.
4205 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4206
b19b0c6d
ILT		 42072009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4208
4209 * incremental.cc (Incremental_inputs::report_command_line): Filter
4210 out --incremental-* options.
4211
94cdfcff
DK		 42122009-05-29 Doug Kwan <dougkwan@google.com>
4213
4214 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4215 template class.
4216 (class Target_arm): Update comment.
4217 (Target_arm::Target_arm): Initialize new data members GOT_,
4218 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4219 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4220 and Target_arm::rel_dyn_section.
4221 Declare new_enum Target_arm::Got_type.
4222 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4223 and DYNBSS_.
4224 Update commments for member do_dynsym_value.
4225 (Target_arm::got_size, Target_arm::plt_section,
4226 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4227 new methods inside class defintion.
4228 (Target_arm::got_section): Define new method.
4229 (Target_arm::rel_dyn_section): Same.
4230 (Output_data_plt_arm): New template class.
4231 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4232 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4233 (Output_data_plt_arm::add_entry): Same.
4234 (Output_data_plt_arm::first_plt_entry): Define new
4235 static data member for PLT instruction template.
4236 (Output_data_plt_arm::plt_entry): Same.
4237 (Output_data_plt_arm::do_write): Define new method.
4238 (Target_arm::make_plt_entry): Same.
4239 (Target_arm::do_finalize_sections): Same.
4240 (Target_arm::do_dynsym_value): Same.
4241
4a657b0d
DK		 42422009-05-28 Doug Kwan <dougkwan@google.com>
4243
4244 * Makefile.am (TARGETSOURCES): Add arm.cc.
4245 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4246 * Makefile.in: Regenerate.
4247 * arm.cc: New file.
4248 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4249
e7ae8c36
DK		 42502009-05-26 Doug Kwan <dougkwan@google.com>
4251
4252 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4253 (General_options::check_excluded_libs): Strip off directories in
4254 archive name before matching like GNU ld does.
4255 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4256 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4257 (exclude_libs_test_LDFLAGS): Add linker option
4258 -Wl,--exclude-libs,libexclude_libs_test_3
4259 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4260 an explicit archive without using -l.
4261 (alt/libexclude_libs_test_3.a): New make rule.
4262 * testsuite/Makefile.in: Regenerate.
4263 * testsuite/exclude_libs_test.c : Declare lib3_default().
4264 (main): Call it.
4265 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4266 * exclude_libs_test_3.c: New file.
4267
f12e7348
NC		 42682009-05-26 Nick Clifton <nickc@redhat.com>
4269
4270 * po/id.po: New Indonesian translation.
4271 * po/gold.pot: Updated template file.
4272
4daadc0d
ST		 42732009-05-22 Sriraman Tallam <tmsriram@google.com>
4274
4275 * testsuite/Makefile.am: Add -ffunction-sections to compile
4276 gc_comdat_test files. Add -Wl,--gc-sections to build
4277 gc_comdat_test.
4278 * testsuite/Makefile.in: Regenerate.
4279 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4280
531813ad
ST		 42812009-05-21 Sriraman Tallam <tmsriram@google.com>
4282
4283 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4284 kept comdat section was garbage collected.
4285 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4286 * testsuite/Makefile.in: Regenerate.
4287 * testsuite/gc_comdat_test.sh: New file.
4288 * testsuite/gc_comdat_test_1.cc: New file.
4289 * testsuite/gc_comdat_test_2.cc: New file.
4290
65514900
CC		 42912009-05-19 Doug Kwan <dougkwan@google.com>
4292
4293 * archive.cc (Archive::Archive): Move constructor from archive.h
4294 to here. Initialize no_export_.
4295 (Archive::get_elf_object_for_member): Set no_export flag of object.
4296 * archive.h (Archive::Archive): Move constructor body to
4297 archive.cc.
4298 (Archive::no_export): New method.
4299 (Archive::no_export_): New field.
4300 * object.h (Object::Object): Initialize no_export_ to false.
4301 (Object::no_export, Object::set_no_export): New methods.
4302 (Object::no_export_): New field.
4303 * options.cc (General_options::parse_exclude_libs): New method.
4304 (General_options::check_excluded_libs) Same.
4305 * options.h (exclude_libs): New option.
4306 (General_options::check_excluded_libs): New method declaration.
4307 (General_options::excluded_libs_): New field.
4308 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4309 default or protected visibility if an object has no-export flag set.
4310 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4311 (check_SCRIPTS): Add exclude_libs_test.sh.
4312 (check_DATA): Add exclude_libs_test.syms.
4313 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4314 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4315 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4316 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4317 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4318 libexclude_libs_test_2.a): New rules.
4319 * testsuite/Makefile.in: Regenerate.
4320 * testsuite/exclude_libs_test.c: New file.
4321 * testsuite/exclude_libs_test.sh: Ditto.
4322 * testsuite/exclude_libs_test_1.c: Ditto.
4323 * testsuite/exclude_libs_test_2.c: Ditto.
4324
1b77ea50
ILT		 43252009-05-15 Ian Lance Taylor <iant@google.com>
4326
4327 * configure.ac: Check for declarations for cases where libiberty.h
4328 checks HAVE_DECL_xxx.
4329 * configure, config.in: Rebuild.
4330
072fe7ce
ILT		 43312009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4332
4333 * gold.h (Incremental_argument_list): Remove (invalid) forward
4334 declaration.
4335 * incremental.cc (Incremental_inputs::report_achive): New method.
4336 (Incremental_inputs::report_object): New method.
4337 (Incremental_inputs::report_script): New method.
4338 (Incremental_inputs::finalize_inputs): New method.
4339 (Incremental_inputs::finalize): Call finalize_inputs().
4340 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4341 Create inputs entries.
4342 * incremental.h (Incremental_input_type): New enum.
4343 (Incremental_inputs::Incremental_input): Initialize new fields.
4344 (Incremental_inputs::report_inputs): New method.
4345 (Incremental_inputs::report_achive): New method.
4346 (Incremental_inputs::report_object): New method.
4347 (Incremental_inputs::report_script): New method.
4348 (Incremental_inputs::finalize_inputs): New method.
4349 (Incremental_inputs::Input_info): New struct.
4350 (Incremental_inputs::Input_info_map): New typedef.
4351 (Incremental_inputs::lock_): New field.
4352 (Incremental_inputs::Inputs_): New field.
4353 (Incremental_inputs::Inputs_map): New field.
4354 * main.cc (main): Call Incremental_input::report_inputs.
4355 * options.h (Input_argument_list): Typedef moved from
4356 Input_arguments.
4357 (Input_file_group::Files): Remove, use ::Input_argument_list.
4358 (Input_file_group::Input_argument_list): Remove, use
4359 ::Input_argument_list.
4360 * plugin.cc (Plugin_manager::add_input_file): Add error in
4361 incremental build.
4362 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4363 functions.
4364 * script.cc (read_input_script): Call
4365 Incremental_input::report_script.
4366 * script.h (Script_info): New class.
4367
b0481b0b
ILT		 43682009-04-27 Ian Lance Taylor <iant@google.com>
4369
4370 * x86_64.cc (do_adjust_output_section): Set entsize to
4371 plt_entry_size.
4372
b22a5a41 43732009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 4374
4375 * output.cc (Output_file::close): After short writes, continue
4376 writing from the correct offset in the buffer being written.
4377
40fde488
CD		 43782009-04-23 Chris Demetriou <cgd@google.com>
4379
4380 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4381 * configure: Regenerate.
4382 * config.in: Regenerate.
4383 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4384 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4385
3ce2c28e
ILT		 43862009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4387
4388 * incremental.cc (Incremental_inputs_header_data): Renamed from
4389 Incremental_input_header_data.
4390 (Incremental_inputs_header_data::data_size): New field.
4391 (Incremental_inputs_header_data::put_input_file_count): Renamed
4392 from input_file_count.
4393 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4394 from command_line_offset.
4395 (Incremental_inputs_header_data::put_reserved): Renamed from
4396 put_reserved.
4397 (Incremental_inputs_entry_data): Renamed from
4398 Incremental_input_entry_data.
4399 (Incremental_inputs_entry_data::data_size): New field.
4400 (Incremental_inputs::report_command_line): New method.
4401 (Incremental_inputs::finalize): New method.
4402 (Incremental_inputs::create_incremental_inputs_data): New method.
4403 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4404 * incremental.h: New file.
4405 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4406 (Layout::finalize): Create incremental inputs section in
4407 incremental builds.
4408 (Layout::create_incremental_info_sections): New method.
4409 * layout.h (Layout::incremental_inputs): New method.
4410 (Layout::create_incremental_info_sections): New method.
4411 (Layout::incremental_inputs_): New field.
4412 * main.cc (main): Notify Incremental_input of the command line.
4413
e55bde5e
ILT		 44142009-04-01 Ian Lance Taylor <iant@google.com>
4415 Mikolaj Zalewski <mikolajz@google.com>
4416
4417 * gold.h (reserve_unordered_map): Define, three versions, one for
4418 each version of Unordered_map.
4419 * layout.cc (Layout::Layout): Remove options parameter. Add
4420 number_of_input_files parameter. Don't initialize options_.
4421 Initialize number_of_input_files_ and resized_signatures_. Move
4422 sections_are_attached_.
4423 (Layout::layout_group): Reserve space for group_signatures_.
4424 (Layout::find_or_add_kept_section): Change name parameter to be a
4425 reference. Resize signatures_ map when it gets large enough.
4426 (Layout::layout_eh_frame): Use parameters->options() instead of
4427 this->options_.
4428 (Layout::make_output_section): Likewise.
4429 (Layout::attach_allocated_section_to_segment): Likewise.
4430 (Layout::finalize, Layout::create_executable_stack): Likewise.
4431 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4432 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4433 * layout.h (class Layout): Update declarations. Remove options_
4434 field. Add number_of_input_files_ and resized_signatures_
4435 fields. Move sections_are_attached_ field.
4436 * main.cc (main): Pass number of input files to Layout
4437 constructor. Don't pass options.
4438
154b857c
ILT		 44392009-03-30 Ian Lance Taylor <iant@google.com>
4440
4441 * ffsll.c (ffsll): Correct implementation.
4442
2f35ab9b
ILT		 44432009-03-27 Ian Lance Taylor <iant@google.com>
4444
fd03461a
ILT		 4445 * ffsll.c: New file.
4446 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4447 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4448 * ftruncate.c (ftruncate): Declare before definition.
4449 * mremap.c (mremap): Likewise.
4450 * pread.c (pread): Likewise.
4451 * configure, Makefile.in, config.in: Rebuild.
4452
2f35ab9b
ILT		 4453 * mremap.c: New file.
4454 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4455 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4456 (mremap): Declare if HAVE_MREMAP is not defined.
4457 * configure, Makefile.in, config.in: Rebuild.
4458
33aea2fd
CC		 44592009-03-27 Cary Coutant <ccoutant@google.com>
4460
4461 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4462 position independent.
4463 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4464 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4465
6d479619
CC		 44662009-03-24 Cary Coutant <ccoutant@google.com>
4467
4468 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4469 an executable.
4470 (needs_dynamic_reloc): Likewise.
4471
afc06bb8
ILT		 44722009-03-24 Ian Lance Taylor <iant@google.com>
4473
4474 * yyscript.y (file_cmd): Recognize EXTERN.
4475 (extern_name_list, extern_name_list_body): New nonterminals.
4476 * script.cc (script_add_extern): Define.
4477 * script-c.h (script_add_extern): Declare.
4478
f6060a4d
ILT		 44792009-03-24 Rafael Avila de Espindola <espindola@google.com>
4480
4481 * object.cc (is_elf_object): Define.
4482 * object.h (is_elf_object): Declare.
4483 * archive.cc (Archive::get_elf_object_for_member): Call
4484 is_elf_object.
33aea2fd 4485 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 4486
26736d8e
ILT		 44872009-03-24 Elliott Hughes <enh@google.com>
4488
4489 * output.cc (Output_file::map_anonymous): Define.
4490 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4491 try an anonymous one. Report the size if the mmap fails.
4492 * output.h (class Output_file): Declare map_anonymous.
4493
22fd9730
ILT		 44942009-03-24 Ian Lance Taylor <iant@google.com>
4495
4496 * target-select.cc (instantiate_target): Don't acquire the lock if
4497 the instantiated_target_ field has already been set.
4498
cb010894
ILT		 44992009-03-23 Ian Lance Taylor <iant@google.com>
4500
7f055c20
ILT		 4501 * gold-threads.h (class Initialize_lock): Define.
4502 * gold-threads.cc (class Initialize_lock_once): Define.
4503 (initialize_lock_control): New static variable.
4504 (initialize_lock_pointer): New static variable.
4505 (initialize_lock_once): New static function.
4506 (Initialize_lock::Initialize_lock): Define.
4507 (Initialize_lock::initialize): Define.
4508 * target-select.h: Include "gold-threads.h".
4509 (class Target_selector): Add lock_ and initialize_lock_ fields.
4510 Don't define instantiate_target, just declare it.
4511 * target-select.cc (Target_selector::Target_selector): Initialize
4512 new fields.
4513 (Target_selector::instantiate_target): Define.
4514 * descriptors.h: Include "gold-threads.h".
4515 (class Descriptors): Add initialize_lock_ field.
4516 * descriptors.cc (Descriptors::Descriptors): Initialize new
4517 field.
4518 (Descriptors::open): Use initialize_lock_ field
4519 * errors.h (class Errors): Add initialize_lock_ field.
4520 * errors.cc (Errors::Errors): Initialize new field.
4521 (Errors::initialize_lock): Use initialize_lock_ field.
4522 * powerpc.cc (class Target_selector_powerpc): Remove
4523 instantiated_target_ field. In do_recognize call
4524 instantiate_target rather than do_instantiate_target. In
4525 do_instantiate_target just allocate a new target.
4526 * sparc.cc (class Target_selector_sparc): Likewise.
4527
36959681
ILT		 4528 * freebsd.h: New file.
4529 * i386.cc: Include "freebsd.h".
4530 (Target_i386): Derive from Target_freebsd rather than
4531 Sized_target.
4532 (Target_selector_i386): Derive from Target_selector_freebsd rather
4533 than Target_selector.
4534 * x86_64.cc: Include "freebsd.h".
4535 (Target_x86_64): Derive from Target_freebsd rather than
4536 Sized_target.
4537 (Target_selector_x86_64): Derive from Target_selector_freebsd
4538 rather than Target_selector.
4539 * target.h (class Target): Add adjust_elf_header and
4540 do_adjust_elf_header.
4541 * output.cc (Output_file_header:: do_sized_write): Call target
4542 adjust_elf_header routine.
4543 * configure.tgt: Set targ_osabi.
4544 * configure.ac: Define GOLD_DEFAULT_OSABI.
4545 * parameters.cc (Parameters::default_target): Pass
4546 GOLD_DEFAULT_OSABI to select_target.
4547 * target-select.h (class Target_selector): Make instantiate_target
4548 protected rather than private.
4549 * Makefile.am (HFILES): Add freebsd.h.
4550 * configure, Makefile.in, config.in: Rebuild.
4551
cb010894
ILT		 4552 * merge.cc (do_add_input_section): Correct pend value. Change
4553 message about last entry not being null terminated from error to
4554 warning.
4555
0e879927
ILT		 45562009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4557
4558 * incremental.cc: New file.
4559 * Makefile.am (CCFILES): Add incremental.cc.
4560 * Makefile.in: Rebuild.
4561
41105937
PP		 45622009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4563
4564 * layout.cc (Layout::output_section_name): Preserve names
4565 of '.note.' sections.
4566
60439920
ILT		 45672009-03-19 Ian Lance Taylor <iant@google.com>
4568
4569 * descriptors.cc (Descriptors::open): Check that the options are
4570 valid before using them.
4571
0d371ad3
ILT		 45722009-03-18 Ian Lance Taylor <iant@google.com>
4573
4574 * script-sections.h: Include <list>.
4575 (class Script_sections): Change Sections_elements from std::vector
4576 to std::list. Typedef public Elements_iterator. Add
4577 orphan_section_placement_, data_segment_align_start_, and
4578 saw_data_segment_align_ fields. Remove data_segment_align_index_
4579 field.
4580 * script-sections.cc (class Orphan_section_placement): New class.
4581 (class Sections_element): Add virtual functions is_relro and
4582 orphan_section_init. Remove virtual function place_orphan_here.
4583 (class Output_section_definition): Add is_relro and
4584 orphan_section_init. Remove place_orphan_here.
4585 (class Orphan_output_section): Likewise.
4586 (Script_sections::Script_sections): Update for field changes.
4587 (Script_sections::data_segment_align): Set saw_data_segment_align_
4588 and data_segment_align_start_, not data_segment_align_index.
4589 (Script_sections::data_segment_relro_end): Check
4590 saw_data_segment_align_. Use data_segment_align_start_ rather
4591 than data_segment_align_index_.
4592 (Script_sections::place_orphan): Rewrite to use
4593 Orphan_section_placement.
4594
9201d894
ILT		 45952009-03-17 Ian Lance Taylor <iant@google.com>
4596
9c5b8369
ILT		 4597 * archive.cc (Archive::add_symbols): Check for a version attached
4598 to the symbol name in the archive map.
4599 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4600 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4601 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4602 (ver_test_11.a): New target.
4603 * testsuite/Makefile.in: Rebuild.
4604
9201d894
ILT		 4605 * configure.ac: Check for chsize and posix_fallocate. Replace
4606 ftruncate.
4607 * ftruncate.c: New file, from gnulib.
4608 * output.cc (posix_fallocate): Define dummy version if not
4609 HAVE_POSIX_FALLOCATE.
4610 (Output_file::map): Call posix_fallocate rather than lseek and
4611 write.
4612 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4613 * configure, Makefile.in, config.in: Rebuild.
4614
ef4ab7a8
PP		 46152009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4616
4617 * layout.h (Layout::create_note): Add section_name parameter.
4618 * layout.cc (Layout::create_note): Likewise.
4619 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4620
8c500701
ILT		 46212009-03-17 Ian Lance Taylor <iant@google.com>
4622
e85b18e1
ILT		 4623 * descriptors.cc: Include "options.h".
4624 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4625 (Descriptors::open): Always use O_CLOEXEC when opening a new
4626 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4627 then set FD_CLOEXEC.
4628
9efe6174
ILT		 4629 * sparc.cc (class Target_sparc): Add has_got_section.
4630 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4631 make sure we have a GOT section.
4632
4633 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4634 (Target_sparc::Scan::local): Likewise.
4635 (Target_sparc::Scan::global): Likewise.
4636 (Target_sparc::Relocate::relocate): Likewise.
4637 (Target_sparc::Relocate::relocate_tls): Likewise.
4638
8c500701
ILT		 4639 * symtab.cc (Symbol_table::define_default_version): New function,
4640 broken out of add_from_object.
4641 (Symbol_table::add_from_object): Call define_default_version.
4642 (Symbol_table::define_special_symbol): Add resolve_oldsym
4643 parameter. Change all callers. If the version for a symbol comes
4644 from a version script, resolve it with the symbol with the same
4645 name with no version. Also add the symbol without a version if
4646 appropriate.
4647 (do_define_in_output_data): If resolving with oldsym, don't delete
4648 sym.
4649 (do_define_in_output_segment): Likewise.
4650 (do_define_as_constant): Likewise.
4651 * symtab.h (class Symbol_table): Update declarations.
4652
f1ed28fb
ILT		 46532009-03-13 Ian Lance Taylor <iant@google.com>
4654
15f8229b
ILT		 4655 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4656 (Read_symbols::requeue): New function.
4657 (Read_symbols::do_read_symbols): If make_elf_object fails because
4658 the target type is not configured, and the file was searched for,
4659 issue a warning and retry with the next directory.
4660 (Add_symbols::run): If the file has an incompatible format, and
4661 it was searched for, requeue the Read_symbols task. On error,
4662 release the object.
4663 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4664 dirindex parameter to constructor. Change all callers. Declare
4665 incompatible_warning and requeue.
4666 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4667 input_argument_ and input_group_ fields. Add them to
4668 constructor. Change all callers.
4669 (class Read_script): Add dirindex_ field. Add it to constructor.
4670 Change all callers.
4671 * archive.cc (Archive::setup): Remove input_objects parameter.
4672 Change all callers.
4673 (Archive::get_file_and_offset): Likewise.
4674 (Archive::read_all_symbols): Likewise.
4675 (Archive::read_symbols): Likewise.
4676 (Archive::get_elf_object_for_member): Remove input_objects
4677 parameter. Add punconfigured parameter. Change all callers.
4678 (Archive::add_symbols): Change return type to bool. Check return
4679 value of include_member.
4680 (Archive::include_all_members): Likewise.
4681 (Archive::include_member): Change return type to bool. Return
4682 false if first included object has incompatible target. Set
4683 included_member_ field.
4684 (Add_archive_symbols::run): If add_symbols returns false, requeue
4685 Read_symbols task.
4686 * archive.h (class Archive): Add included_member_ field.
4687 Initialize it in constructor. Add input_file and searched_for
4688 methods. Update declarations.
4689 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4690 input_argument_ fields. Add them to constructor. Change all
4691 callers.
4692 * script.cc: Include "target-select.h".
4693 (class Parser_closure): Add skip_on_incompatible_target_ and
4694 found_incompatible_target_ fields. Add
4695 skip_on_incompatible_target parameter to constructor. Change all
4696 callers. Add methods skip_on_incompatible_target,
4697 clear_skip_on_incompatible_target, found_incompatible_target, and
4698 set_found_incompatible_target.
4699 (read_input_script): Add dirindex parameter. Change all callers.
4700 If parser finds an incompatible target, requeue Read_symbols
4701 task.
4702 (script_set_symbol): Clear skip_on_incompatible_target in
4703 closure.
4704 (script_add_assertion, script_parse_option): Likewise.
4705 (script_start_sections, script_add_phdr): Likewise.
4706 (script_check_output_format): New function.
4707 * script.h (read_input_script): Update declaration.
4708 * script-c.h (script_check_output_format): Declare.
4709 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4710 (ignore_cmd): Remove OUTPUT_FORMAT.
4711 * fileread.cc (Input_file::Input_file): Add explicit this.
4712 (Input_file::will_search_for): New function.
4713 (Input_file::open): Add pindex parameter. Change all callers.
4714 * fileread.h (class Input_file): Add input_file_argument method.
4715 Declare will_search_for. Update declarations.
4716 * object.cc (make_elf_object): Add punconfigured parameter.
4717 Change all callers.
4718 * object.h (class Object): Make input_file public. Add
4719 searched_for method.
4720 (make_elf_object): Update declaration.
4721 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4722 restart search.
4723 * dirsearch.h (class Dirsearch): Update declaration.
4724 * options.h (class General_options): Add --warn-search-mismatch.
4725 * parameters.cc (Parameters::is_compatible_target): New function.
4726 * parameters.h (class Parameters): Declare is_compatible_target.
4727 * workqueue.cc (Workqueue::add_blocker): New function.
4728 * workqueue.h (class Workqueue): Declare add_blocker.
4729
f1ed28fb
ILT		 4730 * fileread.cc (Input_file::open): Remove options parameter.
4731 Change all callers.
4732 (Input_file::open_binary): Likewise.
4733 * script.cc (read_input_script): Likewise.
4734 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4735 options parameter from constructor. Change all callers.
4736 (class Read_script): Likewise.
4737 * fileread.h (class Input_file): Update declarations.
4738 * script.h (read_input_script): Update declaration.
4739
34dd024a
NC		 47402009-03-10 Nick Clifton <nickc@redhat.com>
4741
4742 * po/es.po: New Spanish translation.
4743
6d71b17c
CC		 47442009-03-06 Cary Coutant <ccoutant@google.com>
4745
4746 * options.cc (parse_short_option): Keep dash_z from registering itself.
4747
031cdbed
ILT		 47482009-03-03 Ian Lance Taylor <iant@google.com>
4749
4750 PR 9918
4751 * target-reloc.h (relocate_section): Pass output_section to
4752 relocate.
4753 * i386.cc (Target_i386::should_apply_static_reloc): Add
4754 output_section parameter. Change all callers.
4755 (Target_i386::Relocate::relocate): Add output_section parameter.
4756 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4757 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4758 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4759 * testsuite/two_file_shared.sh: New script.
4760 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4761 (check_DATA): Add two_file_shared.dbg.
4762 (two_file_shared.dbg): New target.
4763 * testsuite/Makefile.in: Rebuild.
4764
15d5fa16
ILT		 47652009-03-01 Ian Lance Taylor <iant@google.com>
4766
4767 * configure.ac: Check for byteswap.h.
4768 * configure: Rebuild.
4769 * config.in: Rebuild.
4770
8a4c0b0d
ILT		 47712009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4772
4773 * layout.cc (Layout::find_or_add_kept_section): New function.
4774 (Layout::add_comdat): Removed.
4775 * layout.h (struct Kept_section): Move out of class Layout.
4776 Remove trailing underscores from field names. Add group_sections
4777 field. Rename group_ field to is_group. Change all uses.
4778 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4779 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4780 comdat_groups_ field.
4781 (Sized_relobj::include_section_group): Use
4782 find_or_add_kept_section and Kept_section::group_sections.
4783 (Sized_relobj::include_linkonce_section): Likewise.
4784 * object.cc (class Sized_relobj): Don't define Comdat_group or
4785 Comdat_group_table. Remove find_comdat_group and
4786 add_comdat_group. Remove comdat_groups_ field.
4787 * plugin.cc (include_comdat_group): Use
4788 Layout::find_or_add_kept_section.
4789
b4ecf66b
ILT		 47902009-02-28 Ian Lance Taylor <iant@google.com>
4791
14359ca0
ILT		 4792 * README: --gc-sections and map files are now supported. Document
4793 some build requirements.
4794
b4ecf66b
ILT		 4795 PR 6992
4796 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4797 relocatable link set the value of the section symbol to zero.
4798 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4799 relocatable link don't include the section address in the local
4800 symbol value.
4801
0602e05a
ILT		 48022009-02-27 Ian Lance Taylor <iant@google.com>
4803
fd9d194f
ILT		 4804 PR 6811
4805 * options.h (class Search_directory): Add is_system_directory.
4806 (class General_options): Declare is_in_system_directory.
4807 * options.cc (get_relative_sysroot): Make static.
4808 (get_default_sysroot): Make static.
4809 (General_optoins::is_in_system_directory): New function.
4810 * fileread.cc (Input_file::is_in_system_directory): New function.
4811 * fileread.h (class Input_file): Declare is_in_system_directory.
4812 * object.h (class Object): Add is_in_system_directory.
4813 (class Input_objects): Remove system_library_directory_ field.
4814 * object.cc (Input_objects::add_object): Don't set
4815 system_library_directory_.
4816 (input_objects::found_in_system_library_directory): Remove.
4817 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4818 parameter. Change all callers.
4819 (Symbol_table::sized_write_globals): Likewise.
4820 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4821 Call Object::is_in_system_directory.
4822 * symtab.h (class Symbol_table): Update declarations.
4823
61edd21f
ILT		 4824 PR 5990
4825 * descriptors.h (Open_descriptor): Add is_on_stack field.
4826 * descriptors.cc (Descriptors::open): If the descriptor is on the
4827 top of the stack, remove it. Initialize is_on_stack field.
4828 (Descriptors::release): Only add pod to stack if it is not on the
4829 stack already.
4830 (Descriptors::close_some_descriptor): Clear stack_next and
4831 is_on_stack fields.
4832
e29e076a
ILT		 4833 PR 7091
4834 * output.cc (Output_section::find_starting_output_address): Rename
4835 from starting_output_address; add PADDR parameter; change return
4836 type.
4837 * output.h (class Output_section): Declare
4838 find_starting_output_address instead of starting_output_address.
4839 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4840 section symbol for which we can't find a merge section.
4841
0602e05a
ILT		 4842 PR 9836
4843 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4844 hidden or internal, force the symbol to be local.
4845 * resolve.cc (Symbol::override_visibility): Define.
4846 (Symbol::override_base): Use override_visibility.
4847 (Symbol_table::resolve): Likewise.
4848 (Symbol::override_base_with_special): Likewise.
4849 (Symbol_table::override_with_special): If the visibility is hidden
4850 or internal, force the symbol to be local.
4851 * symtab.h (class Symbol): Add set_visibility and
4852 override_visibility.
4853 * testsuite/ver_test_1.sh: New file.
4854 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4855 (check_DATA): Add ver_test_1.syms.
4856 (ver_test_1.syms): New target.
4857 * testsuite/Makefile.in: Rebuild.
4858
401a9a73
CC		 48592009-02-25 Cary Coutant <ccoutant@google.com>
4860
4861 * layout.cc (Layout::choose_output_section): Don't rename sections
4862 when using a linker script that has a SECTIONS clause.
4863 * Makefile.in: Regenerate.
4864
4865 * testsuite/Makefile.am (script_test_5.sh): New test case.
4866 * testsuite/Makefile.in: Regenerate.
4867 * testsuite/script_test_5.cc: New file.
4868 * testsuite/script_test_5.sh: New file.
4869 * testsuite/script_test_5.t: New file.
4870
f488e4b0
CC		 48712009-02-13 Rafael Avila de Espindola <espindola@google.com>
4872
4873 * archive.cc (Archive::include_member): Update calls to add_symbols.
4874 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4875 the Layout argument.
4876 * dynobj.h (do_add_symbols): Add the Layout argument.
4877 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4878 Layout argument.
4879 * object.h (Object::add_symbols): Add the Layout argument.
4880 (Object::do_add_symbols): Add the Layout argument.
4881 (Sized_relobj::do_add_symbols): Add the Layout argument.
4882 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4883 Unify the two versions.
4884 (Add_plugin_symbols): Remove.
4885 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4886 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4887 (Add_plugin_symbols): Remove.
4888 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4889 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4890 (Add_symbols::run): Make it work with Pulginobj.
4891
89dd1680
ILT		 48922009-02-06 Ian Lance Taylor <iant@google.com>
4893
4894 * object.cc (Sized_relobj::do_layout): Make info message start
4895 with lower case letter.
4896
266d0a74
ILT		 48972009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4898
602b464e
ILT		 4899 * binary.cc: Fix file comment.
4900
266d0a74
ILT		 4901 * options.h (enum Incremental_disposition): Define.
4902 (class General_options): Add new options: --incremental,
4903 --incremental_changed, --incremental_unchanged,
4904 --incremental_unknown. Add incremental_disposition_ and
4905 implicit_incremental_ fields.
4906 (General_options::incremental_disposition): New function.
4907 (class Position_dependent_options): Add incremental_disposition
4908 option.
4909 (Position_dependent_options::copy_from_options): Set incremental
4910 dispositions.
4911 * options.cc (General_options::parse_incremental_changed): New
4912 function.
4913 (General_options::parse_incremental_unchanged): New function.
4914 (General_options::parse_incremental_unknown): New function.
4915 (General_options::General_options): Initialize new fields
4916 incremental_disposition_ and implicit_incremental_.
4917 (General_options::finalize): Check for uasge of --incremental-*
4918 without --incremental.
4919
f073bbf7
CD		 49202009-02-06 Chris Demetriou <cgd@google.com>
4921
4922 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4923 pointer and to report location as the file name associated with
4924 the symbol.
4925 (gold_undefined_symbol_at_location): New function to replace the
4926 old gold_undefined_symbol functionality.
4927 * target-reloc.h (relocate_section): Update to use
4928 gold_undefined_symbol_at_location.
4929 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4930 Call gold_undefined_symbol function rather than gold_error.
4931 * errors.h (Errors::undefined_symbol): Take location as a
4932 string, rather than calculating it from a relocation.
4933 * errors.cc (Errors::fatal): Print "fatal error:" before the
4934 formatted message.
4935 (Errors::error, Errors::error_at_location): Print "error: "
4936 before the formatted message.
4937 (Errors::undefined_symbol): Take location as a string, rather
4938 than calculating it from a relocation.
4939 (gold_undefined_symbol_at_location): New function akin to
4940 old gold_undefined_symbol, calculates location from relocation.
4941 (gold_undefined_symbol): Change to take only a Symbol pointer
4942 and to report location as the file name associated with the symbol.
4943 * testsuite/debug_msg.sh: Update for changed error messages.
4944 * testsuite/undef_symbol.sh: Likewise.
4945
8e94a90c
ILT		 49462009-02-04 Duncan Sands <baldrick@free.fr>
4947
4948 PR 9812
4949 * reduced_debug_output.h
4950 (Output_reduced_debug_abbrev_section::failed): Use format for
4951 gold_warning.
4952 (Output_reduced_debug_info_section::faild): Likewise.
4953
88a0e15b
ILT		 49542009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4955
4956 * script.cc (Lazy_demangler): New class.
4957 (Version_script_info::get_symbol_version_helper): Demangle a
4958 symbol only once.
4959
5efc7cd2
CC		 49602009-01-29 Cary Coutant <ccoutant@google.com>
4961
4962 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4963 to __tls_get_addr.
4964 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4965
e0ebcf42
ILT		 49662009-01-28 Ian Lance Taylor <iant@google.com>
4967
5efc7cd2 4968 * version.cc (version_string): Bump to 1.9.
75fe7426 4969
e0ebcf42
ILT		 4970 * gold.h: Include <cstring> and <stdint.h>.
4971 * version.cc: Include <cstdio>.
4972 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4973 warning.
4974 * reduced_debug_output.cc (insert_into_vector): Rename from
4975 Insert_into_vector; change all callers. Use Swap_unaligned to
4976 avoid aliasing issue; remove union since it is unnecessary.
4977
8e2813be 49782009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 4979
4980 * Makefile.am (CCFILES): Add gc.cc.
4981 (HFILES): Add gc.h.
4982 * Makefile.in: Regenerate.
4983 * gold.cc (Gc_runner): New class.
4984 (queue_initial_tasks): Call garbage collection related tasks
4985 when corresponding options are invoked.
4986 (queue_middle_gc_tasks): New function.
4987 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4988 processed early before laying out sections during garbage collection.
4989 * gold.h (queue_middle_gc_tasks): New function.
4990 (is_prefix_of): Move from "layout.cc".
4991 * i386.cc (Target_i386::gc_process_relocs): New function.
4992 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4993 * main.cc (main): Create object of class "Garbage_collection".
4994 * object.cc (Relobj::copy_symbols_data): New function.
4995 (Relobj::is_section_name_included): New function.
4996 (Sized_relobj::do_layout): Allow this function to be called twice
4997 during garbage collection and defer layout of section during the
4998 first call.
4999 * object.h (Relobj::get_symbols_data): New function.
5000 (Relobj::is_section_name_included): New function.
5001 (Relobj::copy_symbols_data): New function.
5002 (Relobj::set_symbols_data): New function.
5003 (Relobj::get_relocs_data): New function.
5004 (Relobj::set_relocs_data): New function.
5005 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5006 (Relobj::gc_process_relocs): New function.
5007 (Relobj::do_gc_process_relocs): New pure virtual function.
5008 (Relobj::sd_): New data member.
5009 (Sized_relobj::is_output_section_offset_invalid): New function.
5010 (Sized_relobj::do_gc_process_relocs): New function.
5011 * options.h (General_options::gc_sections): Modify to not be a no-op.
5012 (General_options::print_gc_sections): New option.
5013 * plugin.cc (Plugin_finish::run): Remove function call to
5014 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5015 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5016 * reloc.cc (Read_relocs::run): Add task to process relocs and
5017 determine unreferenced sections when doing garbage collection.
5018 (Gc_process_relocs): New class.
5019 (Sized_relobj::do_gc_process_relocs): New function.
5020 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5021 sections that are garbage collected.
5022 * reloc.h (Gc_process_relocs): New class.
5023 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5024 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5025 symbols whose corresponding sections are garbage collected.
5026 (Symbol_table::Symbol_table): Add new parameter for the garbage
5027 collection object.
5028 (Symbol_table::gc_mark_undef_symbols): New function.
5029 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5030 (Symbol_table::gc_mark_dyn_syms): New function.
5031 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5032 as garbage.
5033 (Symbol_table::add_from_object): Likewise.
5034 (Symbol_table::add_from_relobj): When building shared objects, do not
5035 treat externally visible symbols as garbage.
5036 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5037 table information for static and relocatable links.
5038 * symtab.h (Symbol_table::set_gc): New function.
5039 (Symbol_table::gc): New function.
5040 (Symbol_table::gc_mark_undef_symbols): New function.
5041 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5042 (Symbol_table::gc_mark_dyn_syms): New function.
5043 (Symbol_table::gc_): New data member.
5044 * target.h (Sized_target::gc_process_relocs): New pure virtual
5045 function.
5046 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5047 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5048
3b293544
CF		 50492009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5050
5051 * options.h (General_options::gc_sections): Define as a no-op for now.
5052 (General_options::no_keep_memory): Ditto.
5053 (General_options::Bshareable): Define.
5054 * options.cc (General_options::finalize): Honor -Bshareable.
5055
83d22aa8
AS		 50562009-01-20 Andreas Schwab <schwab@suse.de>
5057
5058 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5059 read the value in the contents, since we don't use it. Use the
5060 template endianness when writing.
5061 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5062
cd536b21
AS		 50632009-01-19 Andreas Schwab <schwab@suse.de>
5064
5065 * configure.tgt (powerpc64-*): Fix targ_obj.
5066
99e9a495
ILT		 50672009-01-15 Ian Lance Taylor <iant@google.com>
5068
5069 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5070 local symbols when stripping all symbols.
5071
bbbfea06
CC		 50722009-01-14 Cary Coutant <ccoutant@google.com>
5073
99e9a495 5074 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 5075
0f7c0701
CC		 50762009-01-14 Cary Coutant <ccoutant@google.com>
5077
5078 * archive.cc (Archive::get_elf_object_for_member): Remove call
5079 to File_read::claim_for_plugin.
5080 * descriptors.cc (Descriptors::open): Remove reference to
5081 is_claimed.
5082 (Descriptors::claim_for_plugin): Remove.
5083 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5084 (Descriptors::is_claimed): Remove.
5085 (claim_descriptor_for_plugin): Remove.
5086 * fileread.cc (File_read::claim_for_plugin): Remove.
5087 * fileread.h (File_read::claim_for_plugin): Remove.
5088 (File_read::descriptor): Reopen descriptor if necessary.
5089 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5090 (Plugin_manager::all_symbols_read): Add task parameter. Change
5091 all callers.
5092 (Plugin_manager::get_input_file): New function.
5093 (Plugin_manager::release_input_file): New function.
5094 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5095 corresponding data member.
5096 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5097 and pass to base constructor. Change all callers.
5098 (get_input_file, release_input_file): New functions.
5099 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5100 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5101 (Plugin_manager::all_symbols_read): Add task parameter.
5102 (Plugin_manager::get_input_file): New function.
5103 (Plugin_manager::release_input_file): New function.
5104 (Plugin_manager::task_): New data member.
5105 (Pluginobj::Pluginobj): Add filesize parameter.
5106 (Pluginobj::filename): New function.
5107 (Pluginobj::descriptor): New function.
5108 (Pluginobj::filesize): New function.
5109 (Pluginobj::filesize_): New data member.
5110 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5111 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5112 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5113
5114 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5115 with archive libraries.
5116 * testsuite/Makefile.in: Regenerate.
5117 * testsuite/plugin_test.c (struct sym_info): New type.
5118 (get_input_file, release_input_file): New static variables.
5119 (onload): Capture new transfer vector entries.
5120 (claim_file_hook): Stop reading at end of file according to filesize.
5121 Factor out parsing of readelf output into separate function.
5122 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5123 APIs and get the source file name from the symbol table. Convert
5124 source file name to corresponding object file name. Print info
5125 message when adding new input files.
5126 (parse_readelf_line): New function.
5127 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5128 * testsuite/plugin_test_2.sh: Likewise.
5129 * testsuite/plugin_test_3.sh: Likewise.
5130 * testsuite/plugin_test_4.sh: New test case.
5131
62a6d109
ILT		 51322009-01-07 Ian Lance Taylor <iant@google.com>
5133
5134 * version.cc (version_string): Bump to 1.8.
5135
483620e8
CC		 51362008-12-23 Cary Coutant <ccoutant@google.com>
5137
5138 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5139 * plugin.cc (Plugin_manager::finish): Rename as
5140 layout_deferred_objects. Move cleanup to separate function.
5141 (Plugin_manager::cleanup): New function.
5142 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5143 separately.
5144 * plugin.h (Plugin_manager::finish): Rename as
5145 layout_deferred_objects.
5146 (Plugin_manager::cleanup): New function.
5147 (Plugin_manager::cleanup_done): New field.
5148
d66a9eb3
CC		 51492008-12-23 Cary Coutant <ccoutant@google.com>
5150
5151 * plugin.cc (is_visible_from_outside): New function.
5152 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5153 so we don't return "IR only" status for exported symbols or -r links.
5154
5155 * testsuite/Makefile.am (plugin_test_3): New test case.
5156 * testsuite/Makefile.in: Regenerate.
5157 * testsuite/plugin_test_3.sh: New file.
5158
5995b570
CC		 51592008-12-22 Cary Coutant <ccoutant@google.com>
5160
5161 * object.cc (Sized_relobj::layout_section): New function.
5162 (Sized_relobj::do_layout): Defer layout of input sections until after
5163 plugin has provided replacement files.
5164 (Sized_relobj::do_layout_deferred_sections): New function.
5165 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5166 (Relobj::layout_deferred_sections): New function.
5167 (Relobj::do_layout_deferred_sections): New function.
5168 (Sized_relobj::do_layout_deferred_sections): New function.
5169 (Sized_relobj::layout_section): New function.
5170 (Sized_relobj::Deferred_layout): New structure.
5171 (Sized_relobj::deferred_layout_): New field.
5172 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5173 Change all callers. Layout deferred sections.
5174 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5175 references.
5176 (Plugin_hook::run): Move code from do_plugin_hook inline.
5177 (Plugin_hook::do_plugin_hook): Remove.
5178 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5179 (Plugin_manager::finish): Renamed, was cleanup.
5180 (Plugin_manager::should_defer_layout): New function.
5181 (Plugin_manager::add_deferred_layout_object): New function.
5182 (Plugin_manager::Deferred_layout_list): New type.
5183 (Plugin_manager::deferred_layout_objects_): New field.
5184 (Plugin_hook::do_plugin_hook): Remove.
5185
ee769c88
ILT		 51862008-12-17 Ian Lance Taylor <iant@google.com>
5187
5188 * options.h (class General_options): Add --no case for
5189 --export-dynamic.
5190
abc8dcba
CC		 51912008-12-16 Cary Coutant <ccoutant@google.com>
5192
5193 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5194 vector.
5195 (Plugin_manager::claim_file): Create plugin object even if
5196 plugin did not call the add_symbols callback.
5197 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5198 asking for more symbols than were added.
5199 * testsuite/Makefile.am (plugin_test_1): Add test case with
5200 no global symbols.
5201 (empty.syms): New target.
5202 * testsuite/Makefile.in: Regenerate.
5203 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5204 message. Don't call add_symbols if no globals.
5205 (all_symbols_read_hook): Don't provide replacement for empty
5206 claimed file.
5207
b0074644
ILT		 52082008-12-12 Ian Lance Taylor <iant@google.com>
5209
68943102
ILT		 5210 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5211 r_type == 0 for a local symbol with r_sym == 0.
5212 (scan_relocatable_relocs): Pass r_sym to
5213 local_non_section_strategy.
5214 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5215 r_sym parameter.
5216
b0074644
ILT		 5217 * configure.ac: Update test for TLS descriptors: they are
5218 supported as of glibc 2.9.
5219 * configure: Rebuild.
5220
c2508178
ILT		 52212008-12-11 Ian Lance Taylor <iant@google.com>
5222
5223 PR 7091
5224 * target-reloc.h (Default_scan_relocatable_relocs): For each
5225 function, map r_type == 0 to RELOC_DISCARD.
5226
2756a258
CC		 52272008-12-10 Cary Coutant <ccoutant@google.com>
5228
5229 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5230 object to override a kept COMDAT group from a plugin object.
5231
bb6f53d3
ILT		 52322008-12-09 Ian Lance Taylor <iant@google.com>
5233
fbc558e1
ILT		 5234 PR 7088
5235 * yyscript.y (file_cmd): Handle INPUT.
5236
bb6f53d3
ILT		 5237 * testsuite/initpri1.c: Change all declarations to be full
5238 prototypes by adding void, to avoid compiler warnings.
5239
4674ecfc
CC		 52402008-12-05 Rafael Avila de Espindola <espindola@google.com>
5241
5242 * options.cc (General_options::parse_plugin_opt): New.
5243 (General_options::add_plugin): The argument now is just the filename.
5244 (General_options::add_plugin_option): New.
5245 * options.h (plugin_opt): New.
5246 (add_plugin): Change argument name.
5247 (add_plugin_option): New.
5248 * plugin.cc (Plugin::load): Don't parse the plugin option.
5249 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5250 (Plugin::add_option): New.
5251 (Plugin::args_): Change type.
5252 (Plugin::filename_): New.
5253 (Plugin_manager::add_plugin_option): New.
5254 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5255 * testsuite/Makefile.in: Regenerate.
5256
fd06b4aa
CC		 52572008-12-05 Cary Coutant <ccoutant@google.com>
5258
5259 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5260 Handle --strip-lto-sections option.
5261 * options.h (strip_lto_sections): New option.
5262
6c52134c
CC		 52632008-12-01 Cary Coutant <ccoutant@google.com>
5264
5265 * plugin.cc (ld_plugin_message): Change format parameter to const.
5266 Fix mismatch between new[] and delete.
5267
a45248e0
CC		 52682008-11-14 Cary Coutant <ccoutant@google.com>
5269
5270 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5271 instead of -1U.
5272
c82fbeee
CS		 52732008-11-05 Craig Silverstein <csilvers@google.com>
5274
5275 * options.cc (General_options::parse_dynamic_list): New function.
5276 * options.h (General_options): New flags dynamic_list,
5277 dynamic_list_data, dynamic_list_cpp_new, and
5278 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5279 (General_options::in_dynamic_list): New function.
5280 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5281 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5282 (Lex::can_continue_name): Likewise.
5283 (yylex): Likewise.
5284 (read_script_file): New parameter script_options.
5285 (read_dynamic_list): New function.
5286 (Script_options::define_dynamic_list): New function.
5287 (dynamic_list_keyword_parsecodes): New variable.
5288 (dynamic_list_keywords): New variable.
5289 * script.h (Script_options::define_dynamic_list): New function
5290 prototype.
5291 (read_dynamic_list): New function prototype.
5292 * symtab.cc (strprefix): New macro.
5293 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5294 dynamic_list_data, dynamic_list_cpp_new, and
5295 dynamic_list_cpp_typeinfo.
5296 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5297 (dynamic_list_expr): New rule.
5298 (dynamic_list_nodes): Likewise.
5299 (dynamic_list_node): Likewise.
5300 * testsuite/Makefile.am (dynamic_list): New test.
5301 * testsuite/Makefile.in: Regenerated.
5302 * testsuite/dynamic_list.t: New file.
5303 * testsuite/dynamic_list.sh: New file.
5304
e0bb29a5
CS		 53052008-11-05 Craig Silverstein <csilvers@google.com>
5306
5307 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5308 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5309 (t11_last): Likewise.
5310 * testsuite/ver_test_6.c (main): Likewise.
5311
4e1e25e0
CC		 53122008-10-07 Cary Coutant <ccoutant@google.com>
5313
5314 * options.c (General_options::finalize): Add check for -static and
5315 -shared.
5316 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5317 is not empty.
5318
92f03fcb
CC		 53192008-10-02 Cary Coutant <ccoutant@google.com>
5320
5321 * plugin.cc (make_sized_plugin_object): Fix conditional
5322 compilation to work when not all targets are enabled.
5323
fbd8a257
CC		 53242008-09-29 Cary Coutant <ccoutant@google.com>
5325
5326 * archive.cc (Archive::get_file_and_offset): Use filename instead
5327 of name to get library path.
5328 (Archive::include_member): Unlock external member of a thin archive.
5329
5330 * testsuite/Makefile.am (TEST_AR): New variable.
5331 (thin_archive_test_1): New test.
5332 (thin_archive_test_2): New test.
81636b3f
CC		 5333 * testsuite/Makefile.in: Regenerate.
5334 * testsuite/thin_archive_main.cc: New file.
5335 * testsuite/thin_archive_test_1.cc: New file.
5336 * testsuite/thin_archive_test_2.cc: New file.
5337 * testsuite/thin_archive_test_3.cc: New file.
5338 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 5339
eff45813
CC		 53402008-09-29 Cary Coutant <ccoutant@google.com>
5341
5342 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5343 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5344 instead of -1U.
5345 (Sized_relobj::do_finalize_local_symbols): Likewise.
5346 (Sized_relobj::map_to_kept_section): Likewise.
5347 * object.h (Sized_relobj::invalid_address): New constant.
5348 (Sized_relobj::do_output_section_offset): Check for invalid_address
5349 and return -1ULL.
5350 * output.cc (Output_reloc::local_section_offset): Use constant
5351 invalid_address instead of -1U.
5352 (Output_reloc::get_address): Likewise.
5353 (Output_section::output_address): Change -1U to -1ULL.
5354 * output.h (Output_reloc::invalid_address): New constant.
5355 * reloc.cc (Sized_relobj::write_sections): Use constant
5356 invalid_address instead of -1U.
5357 (Sized_relobj::relocate_sections): Likewise.
5358 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5359 values for merge sections.
5360 * target-reloc.h (relocate_for_relocatable): Use constant
5361 invalid_address instead of -1U.
5362
89fc3421
CC		 53632008-09-19 Cary Coutant <ccoutant@google.com>
5364
5365 Add plugin functionality for link-time optimization (LTO).
5366 * configure.ac (plugins): Add --enable-plugins option.
5367 * configure: Regenerate.
5368 * config.in: Regenerate.
5369 * Makefile.am (LIBDL): New variable.
5370 (CCFILES): Add plugin.cc.
5371 (HFILES): Add plugin.h.
5372 (ldadd_var): Add LIBDL.
5373 * Makefile.in: Regenerate.
5374
5375 * archive.cc: Include "plugin.h".
5376 (Archive::setup): Don't preread archive symbols when using a plugin.
5377 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5378 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5379 files.
5380 (Archive::include_member): Add symbols from plugin objects.
5381 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5382 * descriptors.cc (Descriptors::open): Check for file descriptors
5383 abandoned by plugins.
5384 (Descriptors::claim_for_plugin): New function.
5385 * descriptors.h (Descriptors::claim_for_plugin): New function.
5386 (Open_descriptor::is_claimed): New field.
5387 (claim_descriptor_for_plugin): New function.
5388 * fileread.cc (File_read::claim_for_plugin): New function.
5389 * fileread.h (File_read::claim_for_plugin): New function.
5390 (File_read::descriptor): New function.
5391 * gold.cc: Include "plugin.h".
5392 (queue_initial_tasks): Add task to call plugin hooks for generating
5393 new object files.
5394 * main.cc: Include "plugin.h".
5395 (main): Load plugin libraries.
5396 * object.h (Pluginobj): Declare.
5397 (Object::pluginobj): New function.
5398 (Object::do_pluginobj): New function.
5399 (Object::set_target): New function.
5400 * options.cc: Include "plugin.h".
5401 (General_options::parse_plugin): New function.
5402 (General_options::General_options): Initialize plugins_ field.
5403 (General_options::add_plugin): New function.
5404 * options.h (Plugin_manager): Declare.
5405 (General_options): Add --plugin option.
5406 (General_options::has_plugins): New function.
5407 (General_options::plugins): New function.
5408 (General_options::add_plugin): New function.
5409 (General_options::plugins_): New field.
5410 * plugin.cc: New file.
5411 * plugin.h: New file.
5412 * readsyms.cc: Include "plugin.h".
5413 (Read_symbols::do_read_symbols): Check for archive before checking
5414 for ELF file. Call plugin hooks to claim files.
5415 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5416 from a real object file; force override when processing replacement
5417 files.
5418 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5419 (Symbol::init_base_object): Likewise.
5420 (Symbol::init_base_output_data): Likewise.
5421 (Symbol::init_base_output_segment): Likewise.
5422 (Symbol::init_base_constant): Likewise.
5423 (Symbol::init_base_undefined): Likewise.
5424 (Symbol::output_section): Assert that object is not a plugin.
5425 (Symbol_table::add_from_pluginobj): New function.
5426 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5427 undefined.
5428 (Symbol_table::sized_write_globals): Likewise.
5429 (Symbol_table::add_from_pluginobj): Instantiate template.
5430 * symtab.h (Sized_pluginobj): Declare.
5431 (Symbol::in_real_elf): New function.
5432 (Symbol::set_in_real_elf): New function.
5433 (Symbol::in_real_elf_): New field.
5434 (Symbol_table::add_from_pluginobj): New function.
5435
5436 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5437 (LIBDL): New variable.
5438 (LDADD): Add LIBDL.
5439 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5440 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5441 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5442 (MOSTLYCLEANFILES): Likewise.
5443 * testsuite/Makefile.in: Regenerate.
5444 * testsuite/plugin_test.c: New file.
5445 * testsuite/plugin_test_1.sh: New file.
5446 * testsuite/plugin_test_2.sh: New file.
5447
de31bda5
ILT		 54482008-09-16 Ian Lance Taylor <iant@google.com>
5449
9c2d0ef9
ILT		 5450 * target-reloc.h (relocate_section): Check whether a symbol is
5451 defined by the ABI before reporting an undefined symbol error.
5452 * target.h (Target::is_defined_by_abi): Make parameter const.
5453 (Target::do_is_defined_by_abi): Likewise.
5454 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5455 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5456 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5457 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5458 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5459 * testsuite/Makefile.in: Rebuild.
5460
de31bda5
ILT		 5461 * fileread.cc (make_view): Add casts to avoid warning.
5462
9fa33bee
AO		 54632008-09-16 Alexandre Oliva <aoliva@redhat.com>
5464
5465 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5466 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5467
183fd0e3
AO		 54682008-09-16 Alexandre Oliva <aoliva@redhat.com>
5469
5470 * options.h (General_options::output_is_executable): New.
5471 (General_options::output_is_pie): New.
5472 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5473 for shared libraries.
5474 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5475
7be8330a
CD		 54762008-09-11 Chris Demetriou <cgd@google.com>
5477
5478 * options.h (origin): New -z option.
5479 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5480 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5481 in DT_FLAGS_1.
5482
a9caad02
CC		 54832008-09-05 Cary Coutant <ccoutant@google.com>
5484
5485 * fileread.cc (File_read::make_view): Add check for attempt to map
5486 beyond end of file.
5487
ae6dce4d
CC		 54882008-09-05 Cary Coutant <ccoutant@google.com>
5489
5490 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5491 explicit instantiations.
5492
d7ab2a47
KVH		 54932008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5494
5495 PR gold/6858
5496 * options.cc (General_options::finalize): Allow undefined symbols
5497 in shlibs if linking -shared.
5498
5499 PR gold/6859
5500 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5501 symbols as not needing a dynsym entry.
5502
1e52a9c1
CS		 55032008-08-20 Craig Silverstein <csilvers@google.com>
5504
5505 * fileread.cc (File_read::open): Do not lock the file unless it
5506 was successfully opened.
5507
d85c80a3
CC		 55082008-08-14 Cary Coutant <ccoutant@google.com>
5509
5510 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5511 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5512 * testsuite/tls_test.cc (struct int128): 128-bit struct
5513 for testing TLS relocs with non-zero addend.
5514 (v12): New TLS variable.
5515 (t12): New test.
5516 (t_last): Add check for v12.
5517 * testsuite/tls_test.h (t12): New function.
5518 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5519
2d924fd9
ILT		 55202008-08-13 Ian Lance Taylor <iant@google.com>
5521
5522 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5523 set tls_segment_ or relro_segment_.
5524 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5525 when appropriate.
5526 * output.h (Output_section::clear_is_relro): New function.
5527 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5528 sections specially even when output_data_ is empty.
5529 (Output_segment::maximum_alignment): When first section is relro,
5530 only force alignment for PT_LOAD segments.
5531 * script.cc (script_data_segment_align): New function.
5532 (script_data_segment_relro_end): New function.
5533 * script-c.h (script_data_segment_align): Declare.
5534 (script_data_segment_relro_end): Declare.
5535 * script-sections.h (class Script_sections): Declare
5536 data_segment_align and data_segment_relro_end. Add fields
5537 segment_align_index_ and saw_relro_end_.
5538 * script-sections.cc (class Sections_element): Add set_is_relro
5539 virtual function. Add new bool* parameter to place_orphan_here.
5540 Add get_output_section virtual function.
5541 (class Output_section_definition): Add set_is_relro. Add new
5542 bool* parameter to place_orphan_here. Add get_output_section.
5543 Add is_relro_ field.
5544 (Output_section_definition::Output_section_definition): Initialize
5545 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5546 and is_relro_ fields.
5547 (Output_section_definition::place_orphan_here): Add is_relro
5548 parameter.
5549 (Output_section_definition::set_section_addresses): Set relro for
5550 output section.
5551 (Output_section_definition::alternate_constraint): Likewise.
5552 (class Orphan_output_section): Add new bool* parameter to
5553 place_orphan_here. Add get_output_section.
5554 (Orphan_output_section::place_orphan_here): Add is_relro
5555 parameter.
5556 (Script_sections::Script_sections): Initialize
5557 data_segment_align_index_ and saw_relro_end_.
5558 (Script_sections::data_segment_align): New function.
5559 (Script_sections::data_segment_relro_end): New function.
5560 (Script_sections::place_orphan): Set or clear is_relro.
5561 (Script_sections::set_section_addresses): Force alignment of first
5562 TLS section.
5563 * yyscript.y (exp): Call script_data_segment_align and
5564 script_data_segment_relro_end.
5565 * testsuite/relro_script_test.t: New file.
5566 * testsuite/relro_test.cc (using_script): Declare.
5567 (t1, t2): Test using_script.
5568 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5569 (relro_script_test_SOURCES): Define.
5570 (relro_script_test_DEPENDENCIES): Define.
5571 (relro_script_test_LDFLAGS): Define.
5572 (relro_script_test_LDADD): Define.
5573 (relro_script_test.so): New target.
5574 * testsuite/Makefile.in: Rebuild.
5575
f827c9a9
CC		 55762008-08-06 Cary Coutant <ccoutant@google.com>
5577
5578 * archive.cc (Archive::total_archives, Archive::total_members)
5579 (Archive::total_members_loaded): New variables.
5580 (Archive::setup): Add parameter. Add option to preread
5581 archive symbols.
5582 (Archive::read_armap): Add counter.
5583 (Archive::get_file_and_offset): New function.
5584 (Archive::get_elf_object_for_member): New function.
5585 (Archive::read_all_symbols): New function.
5586 (Archive::read_symbols): New function.
5587 (Archive::add_symbols): Add counters.
5588 (Archive::include_all_members): Use armap to find members if it's
5589 already built.
5590 (Archive::include_member): Skip reading symbols if already read.
5591 Factored code into Archive::get_file_and_offset and
5592 Archive::get_elf_object_for_member. Changed call to
5593 Mapfile::report_include_archive_member.
5594 (Archive::print_stats): New function.
5595 * archive.h: Declare Object and Read_symbols_data classes.
5596 (Archive::Archive): Add initializers for new members.
5597 (Archive::setup): Add parameter.
5598 (Archive::print_stats): New function.
5599 (Archive::total_archives, Archive::total_members)
5600 (Archive::total_members_loaded): New variables.
5601 (Archive::get_file_and_offset): New function.
5602 (Archive::get_elf_object_for_member): New function.
5603 (Archive::read_all_symbols): New function.
5604 (Archive::read_symbols): New function.
5605 (Archive::Archive_member): New class.
5606 (Archive::members_): New member.
5607 (Archive::num_members_): New member.
5608 * main.cc: Include archive.h.
5609 (main): Call Archive::print_stats.
5610 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5611 archive parameter; member_name is now the fully-decorated name.
5612 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5613 * options.h: (General_options): Add --preread-archive-symbols option.
5614 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5615 Archive::setup.
5616
de4c45bd
ILT		 56172008-08-04 Ian Lance Taylor <iant@google.com>
5618
5619 * symtab.h (Symbol::use_plt_offset): New function.
5620 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5621 * powerpc.cc (Relocate::relocate): Likewise.
5622 * sparc.cc (Relocate::relocate): Likewise.
5623 * x86_64.cc (Relocate::relocate): Likewise.
5624 * testsuite/weak_plt.sh: New test.
5625 * testsuite/weak_plt_main.cc: New test.
5626 * testsuite/weak_plt_shared.cc: New test.
5627 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5628 (check_PROGRAMS): Add weak_plt.
5629 (check_DATA): Add weak_plt_shared.so.
5630 (weak_plt_main_pic.o, weak_plt): New targets.
5631 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5632 * testsuite/Makefile.in: Rebuild.
5633
5634 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5635 gcctestdir/ld.
5636 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5637 * testsuite/Makefile.in: Rebuild.
5638
323ee3f4
AM		 56392008-08-04 Alan Modra <amodra@bigpond.net.au>
5640
5641 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5642 * Makefile.in: Regenerate.
5643 * po/POTFILES.in: Regenerate.
5644
7c07ecec
ILT		 56452008-07-29 Ian Lance Taylor <iant@google.com>
5646
5647 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5648 symbols before other symbols.
5649 * testsuite/script_test_2.cc (test_addr): Declare.
5650 (test_addr_alias): Declare.
5651 (main): Check that test_addr and test_addr_alias have the right
cd536b21 5652 values.
7c07ecec
ILT		 5653 * testsuite/script_test_2.t: Define test_addr_alias and
5654 test_addr.
5655
5778530e
ILT		 56562008-07-24 Ian Lance Taylor <iant@google.com>
5657
2a00e4fb
ILT		 5658 PR 5990
5659 * descriptors.cc: New file.
5660 * descriptors.h: New file.
5661 * gold-threads.h (class Hold_optional_lock): New class.
5662 * fileread.cc: Include "descriptors.h".
5663 (File_read::~File_read): Release descriptor rather than closing
5664 it.
5665 (File_read::open) [file]: Call open_descriptor rather than open.
5666 Set is_descriptor_opened_.
5667 (File_read::open) [memory]: Assert that descriptor is not open.
5668 (File_read::reopen_descriptor): New function.
5669 (File_read::release): Release descriptor.
5670 (File_read::do_read): Make non-const. Reopen descriptor.
5671 (File_read::read): Make non-const.
5672 (File_read::make_view): Reopen descriptor.
5673 (File_read::do_readv): Likewise.
5674 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5675 Update declarations.
5676 * layout.cc: Include "descriptors.h".
5677 (Layout::create_build_id): Use open_descriptor rather than open.
5678 * output.cc: Include "descriptors.h".
5679 (Output_file::open): Use open_descriptor rather than open.
5680 * archive.cc (Archive::const_iterator): Change Archive to be
5681 non-const.
5682 (Archive::begin, Archive::end): Make non-const.
5683 (Archive::count_members): Likewise.
5684 * archive.h (class Archive): Update declarations.
5685 * object.h (Object::read): Make non-const.
5686 * Makefile.am (CCFILES): Add descriptors.cc.
5687 (HFILES): Add descriptors.h.
5688 * Makefile.in: Rebuild.
5689
801647d1
ILT		 5690 PR 6716
5691 * gold.h: Always include <clocale>. Add Solaris workarounds
5692 following code in binutils/sysdep.h.
5693
5edd166e
ILT		 5694 PR 6048
5695 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5696 this->eh_frame_hdr_ is NULL before using it.
5697
c89ad728
ILT		 5698 * dynobj.cc (Versions::Versions): Update comment.
5699
aa86f06b
ILT		 5700 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5701 the base version name.
5702
5778530e
ILT		 5703 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5704 array size plus one.
5705 (Stringpool_template::set_string_offsets): Subtract one from key
5706 before using it as an array index.
5707 (Stringpool_template::get_offset_with_length): Likewise.
5708 (Stringpool_template::write_to_buffer): Likewise.
5709 * stringpool.h (Stringpool_template::get_offset_from_key):
5710 Likewise.
5711
057ead22
ILT		 57122008-07-23 Ian Lance Taylor <iant@google.com>
5713
7f649c59
ILT		 5714 PR 6658
5715 * object.h (Merged_symbol_value::value): Do our best to handle a
5716 negative addend.
5717
057ead22
ILT		 5718 PR 6647
5719 * script.cc (Version_script_info::get_versions): Don't add empty
5720 version tag to return value.
5721 (Version_script_info::get_symbol_version_helper): Change return
5722 type to bool. Add pversion parameter. Change all callers.
5723 (script_register_vers_node): Don't require a non-NULL tag.
5724 * script.h (class Version_script_info): Update declarations.
5725 (Version_script_info::get_symbol_version): Change return type to
5726 bool. Add version parameter. Change all callers.
5727 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5728 handling. Handle an empty version from a version script.
5729 (Symbol_table::define_special_symbol): Likewise.
5730 * testsuite/ver_test_10.script: New file.
5731 * testsuite/ver_test_10.sh: New file.
5732 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5733 (check_DATA): Add ver_test_10.syms.
5734 (ver_test_10.syms, ver_test_10.so): New target.
5735 * testsuite/Makefile.in: Rebuild.
5736
58e54ac2
CD		 57372008-07-23 Simon Baldwin <simonb@google.com>
5738
5739 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5740 to zero for undefined symbols from dynamic libraries.
5741
95d14cd3
ILT		 57422008-07-23 Ian Lance Taylor <iant@google.com>
5743
5744 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5745 Change all callers.
5746 * symtab.h (class Symbol_table): Update declaration.
5747 * testsuite/ver_test_9.cc: New file.
5748 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5749 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5750 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5751 (ver_test_9.so, ver_test_9.o): New targets.
5752 * testsuite/Makefile.in: Rebuild.
5753
92de84a6
ILT		 57542008-07-22 Ian Lance Taylor <iant@google.com>
5755
34810851
ILT		 5756 * options.h (class General_options): Define --check-sections.
5757 * layout.cc (Layout::set_segment_offsets): Handle
5758 --check-sections.
5759
af6156ef
ILT		 5760 * options.h (class General_options): Define -n/--nmagic and
5761 -N/--omagic.
5762 * options.cc (General_options::finalize): For -n/--nmagic or
5763 -N/--omagic, set -static.
5764 * layout.cc (Layout::attach_allocated_section_to_segment): If
5765 -N/--omagic, don't put read-only and read-write sections in
5766 different segments.
5767 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5768 finding a read-only segment.
5769 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5770 don't set the minimum segment alignment to the common page size,
5771 and don't set the file offset to the address modulo the page size.
5772 * script-sections.cc (Script_sections::create_segments): If
5773 -n/--omagic, don't put read-only and read-write sections in
5774 different segments.
5775
92de84a6
ILT		 5776 * cref.cc: New file.
5777 * cref.h: New file.
5778 * options.h (class General_options): Add --print-symbol-counts.
5779 * main.cc (main): Issue defined symbol report if requested.
5780 * archive.cc (Archive::interpret_header): Make into a const member
5781 function.
5782 (Archive::add_symbols): Call Input_objects::archive_start and
5783 archive_stop.
5784 (Archive::const_iterator): Define new class.
5785 (Archive::begin, Archive::end): New functions.
5786 (Archive::include_all_members): Rewrite to use iterator.
5787 (Archive::count_members): New function.
5788 * archive.h (class Archive): Update declarations.
5789 (Archive::filename): New function.
5790 * object.cc: Include "cref.h".
5791 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5792 (Sized_relobj::do_get_global_symbol_counts): New function.
5793 (Input_objects::add_object): Add object to cross-referencer.
5794 (Input_objects::archive_start): New function.
5795 (Input_objects::archive_stop): New function.
5796 (Input_objects::print_symbol_counts): New function.
5797 * object.h: Declare Cref and Archive.
5798 (Object::get_global_symbol_counts): New function.
5799 (Object::do_get_global_symbol_counts): New pure virtual function.
5800 (class Sized_relobj): Add defined_count_ field. Update
5801 declarations.
5802 (class Input_objects): Add cref_ field. Update constructor.
5803 Update declarations.
5804 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5805 defined_count_.
5806 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5807 symbol counts.
5808 (Sized_dynobj::do_get_global_symbol_counts): New function.
5809 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5810 defined_count_. Update declarations. Define Symbols typedef.
5811 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5812 parameter. Change all callers.
5813 (Symbol_table::add_from_dynobj): Add sympointers and defined
5814 parameters. Change all callers.
5815 * symtab.h (class Symbol_table): Update declarations.
5816 * Makefile.am (CCFILES): Add cref.cc.
5817 (HFILES): Add cref.h.
5818 * Makefile.in: Rebuild.
5819
3f7c5e1d
CD		 58202008-07-22 Simon Baldwin <simonb@google.com>
5821
5822 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5823 to zero when writing undefined symbols.
5824
e0b64032
ILT		 58252008-07-22 Ian Lance Taylor <iant@google.com>
5826
5827 * output.cc (Output_section::add_input_section): Don't try to
5828 merge empty merge sections.
5829
096b02cf
CS		 58302008-07-21 Craig Silverstein <csilvers@google.com>
5831
5832 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5833 Include symbol version in error message.
cd536b21 5834
1d1f116d
CD		 58352008-07-20 Chris Demetriou <cgd@google.com>
5836
cd536b21 5837 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 5838 (RANDOM_SEED_CFLAGS): New substituted variable.
5839 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5840 * configure: Rebuild.
5841 * Makefile.in: Likewise.
5842 * testsuite/Makefile.in: Likewise.
5843
a18f591e
ILT		 58442008-07-18 Ian Lance Taylor <iant@google.com>
5845
5846 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5847 where we see NAME/NULL and NAME/VERSION as separate symbols.
5848 * testsuite/ver_test_main.cc (main): Call t4.
5849 (t4, t4_2a): Define.
5850 * testsuite/ver_test_2.cc (t4_2): Define.
5851 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5852 * testsuite/ver_test_4.cc (t4_2a): Define.
5853 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5854 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5855
c6e3f6ed
ILT		 58562008-07-17 Ian Lance Taylor <iant@google.com>
5857
5858 * dynobj.cc (Versions::add_def): If we give an error about a
5859 missing version, go ahead and create the version anyhow.
5860
ef9beddf
ILT		 58612008-07-10 Ian Lance Taylor <iant@google.com>
5862
5863 Handle output sections with more than 0x7fffffff bytes.
5864 * object.h (class Relobj): Change map_to_output_ to
5865 output_sections_, and just keep a section pointer. Change all
5866 uses. Move comdat group support to Sized_relobj.
5867 (Relobj::is_section_specially_mapped): Remove.
5868 (Relobj::output_section): Remove poff parameter. Change all
5869 callers.
5870 (Relobj::output_section_offset): New function.
5871 (Relobj::set_section_offset): Rewrite.
5872 (Relobj::map_to_output): Remove.
5873 (Relobj::output_sections): New function.
5874 (Relobj::do_output_section_offset): New pure virtual function.
5875 (Relobj::do_set_section_offset): Likewise.
5876 (class Sized_relobj): Add section_offsets_ field. Add comdat
5877 group support from Relobj. Update declarations.
5878 (Sized_relobj::get_output_section_offset): New function.
5879 (Sized_relobj::do_output_section_offset): New function.
5880 (Sized_relobj::do_set_section_offset): New function.
5881 * object.cc (Relobj::output_section_address): Remove.
5882 (Sized_relobj::Sized_relobj): Initialize new fields.
5883 (Sized_relobj::include_section_group): Cast find_kept_object to
5884 Sized_relobj.
5885 (Sized_relobj::include_linkonce_section): Likewise.
5886 (Sized_relobj::do_layout): Use separate arrays for output section
5887 and output offset.
5888 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5889 output_sections.
5890 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5891 output_sections and section_offsets.
5892 (Sized_relobj::write_local_symbols): Likewise.
5893 (map_to_kept_section): Compute output address directly.
5894 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5895 output_sections and section_offsets.
5896 (Sized_relobj::write_sections): Likewise.
5897 (Sized_relobj::relocate_sections): Likewise.
5898 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5899 * output.h (class Output_reloc): Update declarations. Change
5900 u2_.relobj to Sized_relobj*.
5901 (class Output_data_reloc): Change add functions to use
5902 Sized_relobj*.
5903 * output.cc (Output_reloc::Output_reloc): Change relobj to
5904 Sized_relobj*.
5905 (Output_reloc::local_section_offset): Change return type to
5906 Elf_Addr. Use get_output_section_offset.
5907 (Output_reloc::get_address): Likewise.
5908 (Output_section::is_input_address_mapped): Don't call
5909 is_section_specially_mapped.
5910 (Output_section::output_offset): Likewise.
5911 (Output_section::output_address): Likewise.
5912 (Output_section::starting_output_address): Likewise.
5913 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5914 parameter to Sized_relobj*.
5915 (Copy_relocs::need_copy_reloc): Likewise.
5916 (Copy_relocs::save): Likewise.
5917 * copy-relocs.h (class Copy_relocs): Update declarations.
5918 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5919 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5920 * target-reloc.h (relocate_for_relocatable): Change
5921 offset_in_output_section type to Elf_Addr. Change code that uses
5922 it as well.
5923 * layout.cc (Layout::layout): Always set *off.
5924 * mapfile.cc (Mapfile::print_input_section): Use
5925 output_section_offset.
5926 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5927 Sized_relobj*.
5928 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5929 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5930 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5931
5cb66f97
ILT		 59322008-07-03 Ian Lance Taylor <iant@google.com>
5933
5934 * layout.cc (Layout::include_section): Do not discard unrecognized
5935 SHT_STRTAB sections.
5936
afe47622
CS		 59372008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5938
5939 * script.cc (Lex::can_continue_name): Make '?' allowable in
5940 version-script names.
5941 * testsuite/version_script.map: Change glob pattern to use '?'
5942
5adf9721
ILT		 59432008-06-30 Manish Singh <yosh@gimp.org>
5944
5945 PR 6585
5946 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5947 Correct typo.
5948
e6fde208
ILT		 59492008-06-30 Ian Lance Taylor <iant@google.com>
5950
5951 PR 6660
5952 PR 6682
5953 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5954 versions]: Don't try to read the value in the contents, since we
5955 don't use it. Use the template endianness when writing.
5956
3f2e6a2d
CC		 59572008-06-25 Cary Coutant <ccoutant@google.com>
5958
5959 * fileread.cc (File_read::make_view): Assert on zero-length view.
5960 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5961 symbol table when there are no symbols to read.
5962
c43d3a48
CS		 59632008-06-23 Craig Silverstein <csilvers@google.com>
5964
5965 * version.cc (version_string): Bump to 1.7
5966
5f494ea0
CS		 59672008-06-18 Craig Silverstein <csilvers@google.com>
5968
5969 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5970 constant 0xFFFF to type Valtype.
5971 (Powerpc_relocate_functions::rel16_ha): Likewise.
5972
c42e122e
ILT		 59732008-06-17 Ian Lance Taylor <iant@google.com>
5974
f34787f8
ILT		 5975 * output.h (Output_section::Input_section): Initialize p2align_ to
5976 zero for Output_section_data constructors.
5977 (Output_section::Input_section::addralign): If not an input
5978 section, return the alignment of the Output_section_data.
5979 * testsuite/copy_test.cc: New file.
5980 * testsuite/copy_test_1.cc: New file.
5981 * testsuite/copy_test_2.cc: New file.
5982 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5983 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5984 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5985 (copy_test_1_pic.o, copy_test_1.so): New targets.
5986 (copy_test_2_pic.o, copy_test_2.so): New targets.
5987 * testsuite/Makefile.in: Rebuild.
5988
c42e122e
ILT		 5989 * script-sections.cc (Script_sections::place_orphan): Initialize
5990 local variable exact.
5991
ce3ac18a
DE		 59922008-06-13 David Edelsohn <edelsohn@gnu.org>
5993
5994 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5995
42cacb20
DE		 59962008-06-12 David Edelsohn <edelsohn@gnu.org>
5997 David S. Miller <davem@davemloft.net>
5998
5999 * powerpc.cc: New file.
6000 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6001 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6002 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6003 * Makefile.in: Rebuild.
6004
7b308235
ILT		 60052008-06-09 Ian Lance Taylor <iant@google.com>
6006
6007 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6008 <exception>.
6009 (throwing, orig_terminate): New static variables.
6010 (terminate_handler): New static function.
6011 (t2): Set terminate handler.
6012
f0b886e3
ILT		 60132008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6014
6015 PR 6584
cd536b21 6016 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 6017 alignment.
6018
3e90f135
CC		 60192008-05-30 Cary Coutant <ccoutant@google.com>
6020
6021 * archive.cc (Archive::include_all_members) Correct to step
6022 over symbol table and extended name table in thin archives.
6023
e09ad04a
ILT		 60242008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6025
6026 PR 6407
6027 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6028 calculation.
6029
62b01cb5
ILT		 60302008-05-28 Caleb Howe <cshowe@google.com>
6031
6032 * reduced_debug_output.cc: New file.
6033 * reduced_debug_output.h: New file.
92de84a6 6034 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 6035 * options.cc (General_options::finalize): Add strip_debug_non_line
6036 to the strip heirarchy.
6037 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6038 fields.
6039 * layout.cc: Include "reduced_debug_output.h".
6040 (Layout::Layout): Initialize new fields.
6041 (line_only_debug_sections): New static array.
6042 (is_lines_only_debug_sections): New static inline function.
6043 (Layout::include_section): Handle --strip-debug-non-line.
6044 (Layout::make_output_section): If --strip-debug-non-line, build
6045 new output sections for .debug_abbrev and .debug_info.
6046 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6047 gold. Warn about possible overflow.
6048 (read_signed_LEB_128): Likewise.
6049 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6050 (read_signed_LEB_128): Declare.
6051 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6052 (HFILES): Add reduced_debug_output.h.
6053 * Makefile.in: Rebuild.
6054
7d9e3d98
ILT		 60552008-05-21 Ian Lance Taylor <iant@google.com>
6056
6057 * mapfile.cc: New file.
6058 * mapfile.h: New file.
6059 * options.h (class General_options): Add -M/--print-map and -Map.
6060 * options.cc (General_options::finalize): Make -M equivalent to
6061 -Map -.
6062 * main.cc: Include <cstdio> and "mapfile.h".
6063 (main): Open mapfile if requested.
6064 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6065 constructor. Change caller.
6066 (queue_initial_tasks): Add mapfile parameter. Change caller.
6067 (queue_middle_tasks): Likewise.
6068 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6069 declarations.
6070 * archive.cc: Include "mapfile.h".
6071 (Archive::add_symbols): Add mapfile parameter. Change all
6072 callers. Pass mapfile, symbol, and reason to include_member.
6073 (Archive::include_all_members): Add mapfile parameter. Change all
6074 callers.
6075 (Archive::include_member): Add mapfile, sym, and why parameters.
6076 Change all callers. Report inclusion to map file.
6077 * archive.h: Include "fileread.h".
6078 (class Archive): Update declarations.
6079 (Archive::file): New const method.
6080 (class Add_archive_symbols): Add mapfile_ field. Update
6081 constructor. Change all callers.
6082 * readsyms.h (class Read_symbols): Likewise.
6083 (class Finish_group): Likewise.
6084 (class Read_script): Likewise.
6085 * common.cc: Include "mapfile.h".
6086 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6087 all callers.
6088 (Symbol_table::do_allocate_commons): Likewise.
6089 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6090 symbol allocation to mapfile.
6091 * common.h (class Allocate_commons_task): Add mapfile_ field.
6092 Update constructor. Change all callers.
6093 * symtab.h (class Symbol_table): Update declarations.
6094 * layout.cc: Include "mapfile.h".
6095 (Layout_task_runner::run): Print information to mapfile.
6096 (Layout::create_gold_note): Change Output_data_fixed_space to
6097 Output_data_zero_fill.
6098 (Layout::create_build_id): Likewise.
6099 (Layout::print_to_mapfile): New function.
6100 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6101 constructor. Change caller.
6102 (class Layout): Declare print_to_mapfile.
6103 * output.cc (Output_section::Input_section::print_to_mapfile): New
6104 function.
6105 (Output_section::add_input_section): If producing a map, always
6106 add to input_sections_ list.
6107 (Output_section::do_print_to_mapfile): New function.
6108 (Output_segment::print_sections_to_mapfile): New function.
6109 (Output_segment::print_section_list_to_mapfile): New function.
6110 * output.h: Include "mapfile.h".
6111 (Output_data::print_to_mapfile): New function.
6112 (Output_data::do_print_to_mapfile): New virtual function.
6113 (Output_segment_headers::do_print_to_mapfile): New function.
6114 (Output_file_header::do_print_to_mapfile): New function.
6115 (Output_data_const::do_print_to_mapfile): New function.
6116 (class Output_data_const_buffer): Add map_name_ field. Update
6117 constructor. Change all callers. Add do_print_to_mapfile
6118 function.
6119 (class Output_data_fixed_space): Likewise.
6120 (class Output_data_space): Likewise.
6121 (class Output_data_zero_fill): New class.
6122 (Output_data_strtab::do_print_to_mapfile): New function.
6123 (Output_data_reloc_base::do_print_to_mapfile): New function.
6124 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6125 (Output_data_group::do_print_to_mapfile): New function.
6126 (Output_data_got::do_print_to_mapfile): New function.
6127 (Output_data_dynamic::do_print_to_mapfile): New function.
6128 (Output_symtab_xindex::do_print_to_mapfile): New function.
6129 (class Output_section): Declare do_print_to_mapflie. Declare
6130 print_to_mapfile in Input_section.
6131 (class Output_segment): Declare new functions.
6132 * object.h (Sized_relobj::symbol_count): New function.
6133 * script-sections.cc
6134 (Output_section_element_dot_assignment::set_section_addresses):
6135 Change Output_data_fixed_space to Output_data_zero_fill.
6136 (Output_data_expression::do_print_to_mapfile): New function.
6137 * script.cc (read_input_script): Add mapfile parameter. Change
6138 all callers.
6139 * script.h (read_input_script): Update declaration.
6140 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6141 (Eh_frame::do_print_to_mapfile): New function.
6142 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6143 (Output_merge_string::do_print_to_mapfile): New function.
6144 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6145 function.
6146 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6147 function.
6148 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6149 function.
6150 * Makefile.am (CCFILES): Add mapfile.cc.
6151 (HFILES): Add mapfile.h.
6152 * Makefile.in: Rebuild.
6153
9f1d377b
ILT		 61542008-05-19 Ian Lance Taylor <iant@google.com>
6155
6156 * options.h (class General_options): Add -z relro.
6157 * layout.cc (Layout::Layout): Initialize relro_segment_.
6158 (Layout::add_output_section_data): Return the output section.
6159 (Layout::make_output_section): Rcognize relro sections and mark
6160 them appropriately.
6161 (Layout::attach_allocated_section_to_segment): Put relro sections
6162 in a PT_GNU_RELRO segment.
6163 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6164 section as relro.
6165 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6166 PT_TLS segments.
6167 (Layout::linkonce_mapping): Map d.rel.ro.local to
6168 .data.rel.ro.local.
6169 (Layout::output_section_name): Us .data.rel.ro.local for any
6170 section which begins with that.
6171 * layout.h (class Layout): Update add_output_section_data
6172 declaration. Add relro_segment_ field.
6173 * output.cc (Output_section::Output_section): Initialize is_relro_
6174 and is_relro_local_ fields.
6175 (Output_segment::add_output_section): Group relro sections.
6176 (Output_segment::is_first_section_relro): New function.
6177 (Output_segment::maximum_alignment): If there is a relro section,
6178 align the segment to the common page size.
6179 (Output_segment::set_section_addresses): Track whether we are
6180 looking at relro sections. If the last section is a relro
6181 section, align to the common page size.
6182 (Output_segment::set_section_list_addresses): Add in_relro
6183 parameter. Change all callers. Align to the page size when
6184 moving from relro to non-relro section.
6185 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6186 segment.
6187 * output.h (class Output_section): Add is_relro_ and
6188 is_relro_local_ fields.
6189 (Output_section::is_relro): New function.
6190 (Output_section::set_is_relro): New function.
6191 (Output_section::is_relro_local): New function.
6192 (Output_section::set_is_relro_local): New function.
6193 (class Output_segment): Update declarations.
6194 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6195 * sparc.cc (Target_sparc::got_section): Likewise.
6196 * x86_64.cc (Target_x86_64::got_section): Likewise.
6197 * testsuite/relro_test_main.cc: New file.
6198 * testsuite/relro_test.cc: New file.
6199 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6200 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6201 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6202 (relro_test.so, relro_test_pic.o): New targets.
6203 * testsuite/Makefile.in: Rebuild.
6204
a984ee1d
ILT		 62052008-05-16 Ian Lance Taylor <iant@google.com>
6206
01676dcd
ILT		 6207 * output.cc (Output_segment::add_output_section): Remove front
6208 parameter.
6209 * output.h (class Output_segment): Remove
6210 add_initial_output_section and overloaded add_output_section.
6211 Update declaration of remaining add_output_section.
6212 * layout.cc (Layout::create_interp): Call add_output_section
6213 rather than add_initial_output_section.
6214 (Layout::finish_dynamic_section): Likewise.
6215
497897f9
ILT		 6216 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6217 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6218 know the dynamic type.
6219 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6220 field. Initialize it in constructor.
6221 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6222 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6223 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6224 reloc.
6225
a984ee1d
ILT		 6226 * output.cc (Output_reloc::get_address): Change return type to
6227 Elf_Addr.
6228 * output.h (class Output_reloc): Update get_address declaration.
6229 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6230 for section addresses.
6231
55ba0940
ILT		 62322008-05-09 Ian Lance Taylor <iant@google.com>
6233
6234 PR 6493
6235 * gold.cc (gold_nomem): Use return value of write.
6236
75517b77
ILT		 62372008-05-08 Ian Lance Taylor <iant@google.com>
6238
6239 * symtab.c (Symbol::init_base_output_data): Add version
6240 parameter. Change all callers.
6241 (Symbol::init_base_output_segment): Likewise.
6242 (Symbol::init_base_constant): Likewise.
6243 (Symbol::init_base_undefined): Likewise.
6244 (Sized_symbol::init_output_data): Likewise.
6245 (Sized_symbol::init_output_segment): Likewise.
6246 (Sized_symbol::init_constant): Likewise.
6247 (Sized_symbol::init_undefined): Likewise.
6248 (Symbol_table::do_define_in_output_data): If the new symbol has a
6249 version, mark it as the default.
6250 (Symbol_table::do_define_in_output_segment): Likewise.
6251 (Symbol_table::do_define_as_constant): Likewise.
6252 * symtab.h (class Symbol): Update declarations.
6253 (class Sized_symbol): Likewise.
6254 * resolve.cc (Symbol::override_version): New function.
c42e122e 6255 (Symbol::override_base): Call override_version.
75517b77
ILT		 6256 (Symbol::override_base_with_special): Likewise.
6257 * testsuite/ver_script_8.script: New file.
6258 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6259 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6260 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6261 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6262
f1f70eae
ILT		 62632008-05-06 Ian Lance Taylor <iant@google.com>
6264
f3e9c5c5
ILT		 6265 PR 6049
6266 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6267 functions.
6268 (class General_options): Remove existing --undefined, and add
6269 --no-undefined instead. Add new --undefined as synonym for -u.
6270 * archive.cc (Archive::add_symbols): Check whether symbol was
6271 named with -u.
6272 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6273 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6274 all uses. Add IS_UNDEFINED. Update declarations to split
6275 different versions of init_base. Declare init_base_undefined.
6276 (Symbol::is_defined): Handle IS_UNDEFINED.
6277 (Symbol::is_undefined): Likewise.
6278 (Symbol::is_weak_undefined): Call is_undefined.
6279 (Symbol::is_absolute): Handle IS_CONSTANT.
6280 (class Sized_symbol): Update declarations to split different
6281 versions of init. Declare init_undefined.
6282 (class Symbol_table): Declare new functions.
6283 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6284 Change all callers.
6285 (Symbol::init_base_output_data): Likewise.
6286 (Symbol::init_base_output_segment): Likewise.
6287 (Symbol::init_base_constant): Likewise.
6288 (Symbol::init_base_undefined): New function.
6289 (Sized_symbol::init_object): Rename from init. Change all
6290 callers.
6291 (Sized_symbol::init_output_data): Likewise.
6292 (Sized_symbol::init_output_segment): Likewise.
6293 (Sized_symbol::init_constant): Likewise.
6294 (Sized_symbol::init_undefined): New function.
6295 (Symbol_table::add_undefined_symbols_from_command_line): New
6296 function.
6297 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6298 function.
6299 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6300 (Symbol::output_section): Likewise.
6301 (Symbol::set_output_section): Likewise.
6302 (Symbol_table::sized_finalize_symbol): Likewise.
6303 (Symbol_table::sized_write_globals): Likewise.
6304 * resolve.cc (Symbol_table::should_override): Likewise.
6305 (Symbol::override_base_with_special): Likewise.
6306
8bdcdf2c
ILT		 6307 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6308 symbol, change it to have default visibility.
6309 * testsuite/protected_1.cc: New file.
6310 * testsuite/protected_2.cc: New file.
6311 * testsuite/protected_3.cc: New file.
6312 * testsuite/protected_main_1.cc: New file.
6313 * testsuite/protected_main_2.cc: New file.
6314 * testsuite/protected_main_3.cc: New file.
6315 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6316 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6317 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6318 (protected_1.so): New target.
6319 (protected_1_pic.o, protected_2_pic.o): New targets.
6320 (protected_3_pic.o): New target.
6321 (check_PROGRAMS): Add protected_2.
6322 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6323 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6324 * testsuite/Makefile.in: Rebuild.
6325
2b706932
ILT		 6326 * options.h (DEFINE_var): Add set_user_set_##varname__.
6327 (DEFINE_bool_alias): New macro.
6328 (class General_options): Define -Bstatic using DEFINE_bool_alias
6329 rather than DEFINE_special. Add --undefined as an alias for -z
6330 defs.
6331 * options.cc (General_options::parse_Bstatic): Remove.
6332
d82a5bcc
ILT		 6333 * options.h (class General_options): Add --fatal-warnings.
6334 * main.cc (main): Implement --fatal-warnings.
6335 * errors.h (Errors::warning_count): New function.
6336
f1f70eae
ILT		 6337 * options.h (class General_options): Add -Bsymbolic-functions.
6338 * symtab.h (Symbol::is_preemptible): Check for
6339 -Bsymbolic-functions.
6340
8825ac63
ILT		 63412008-05-05 Ian Lance Taylor <iant@google.com>
6342
d98bc257
ILT		 6343 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6344 as noVARNAME rather than no-VARNAME.
6345 (class General_options): Add option -z combreloc.
6346 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6347 get_address.
6348 (Output_reloc::sort_before) [SHT_REL]: New function.
6349 (Output_reloc::sort_before) [SHT_RELA]: New function.
6350 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6351 Sort_relocs_comparison.
6352 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6353 parameter. Change all callers.
6354 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6355 sort_relocs parameter. Change all callers.
6356 * output.cc (Output_reloc::get_address): New function, broken out
6357 of write_rel.
6358 (Output_reloc::write_rel): Call it.
6359 (Output_reloc::compare): New function.
6360 (Output_data_reloc_base::do_write): Optionally sort relocs.
6361
60b2b4e7
ILT		 6362 * configure.ac: If targ_extra_obj is set, link it in.
6363 * configure.tgt: Initialize all variables.
6364 (x86_64*): Set targ_extra_obj and targ_extra_size.
6365 * configure: Rebuild.
6366
8825ac63
ILT		 6367 * object.cc (Sized_relobj::include_section_group): Adjust section
6368 indexes read from group data. Build vector to pass to
6369 layout_group.
6370 * layout.cc (Layout::layout_group): Add flags and shndxes
6371 parameters. Remove contents parameter. Change caller. Update
6372 explicit instantiations.
6373 * layout.h (class Layout): Update layout_group declaration.
6374 * output.cc (Output_data_group::Output_data_group): Add flags and
6375 input_shndxes parameters. Remove contents parameter. Change
6376 caller.
6377 (Output_data_group::do_write): Change input_sections_ to
6378 input_shndxes_.
6379 * output.h (class Output_data_group): Update constructor
6380 declaration. Rename input_sections_ to input_shndxes_.
6381 * testsuite/many_sections_test.cc: Add template.
6382
e94cf127
CC		 63832008-04-30 Cary Coutant <ccoutant@google.com>
6384
4418b2d5
CC		 6385 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6386
e94cf127
CC		 6387 * layout.cc (Layout::include_section): Refactored check for debug
6388 info section.
6389 (Layout::add_comdat): Add new parameters. Change type
6390 of signature parameter. Add object and shndx to signatures table.
6391 (Layout::find_kept_object): New function.
6392 * layout.h: Include <cstring>.
6393 (Layout::is_debug_info_section): New function.
6394 (Layout::add_comdat): Add new parameters.
6395 (Layout::find_kept_object): New function.
6396 (Layout::Kept_section): New struct.
6397 (Layout::Signatures): Change type of map range.
6398 * object.cc (Relobj::output_section_address): New function.
6399 (Sized_relobj::include_section_group): Add new parameters. Change
6400 calls to Layout::add_comdat. Change to build table of kept comdat
6401 groups and table mapping discarded sections to kept sections.
6402 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6403 (Sized_relobj::do_layout): Change calls to include_section_group and
6404 include_linkonce_section.
6405 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6406 value to zero when section is discarded.
6407 (Sized_relobj::map_to_kept_section): New function.
6408 * object.h (Relobj::output_section_address): New function.
6409 (Relobj::Comdat_group): New type.
6410 (Relobj::find_comdat_group): New function.
6411 (Relobj::Comdat_group_table): New type.
6412 (Relobj::Kept_comdat_section): New type.
6413 (Relobj::Kept_comdat_section_table): New type.
6414 (Relobj::add_comdat_group): New function.
6415 (Relobj::set_kept_comdat_section): New function.
6416 (Relobj::get_kept_comdat_section): New function.
6417 (Relobj::comdat_groups_): New field.
6418 (Relobj::kept_comdat_sections_): New field.
6419 (Symbol_value::input_value): Update comment.
6420 (Sized_relobj::map_to_kept_section) New function.
6421 (Sized_relobj::include_linkonce_section): Add new parameter.
6422 * target-reloc.h (Comdat_behavior): New type.
6423 (get_comdat_behavior): New function.
6424 (relocate_section): Add code to map a discarded section to the
6425 corresponding kept section when applying a relocation.
6426
e4e5049b
CS		 64272008-04-30 Craig Silverstein <csilvers@google.com>
6428
6429 * dwarf_reader.cc (next_generation_count): New static var.
6430 (Addr2line_cache_entry): New struct.
6431 (addr2line_cache): New static var.
6432 (Dwarf_line_info::one_addr2line): Added caching.
6433 (Dwarf_line_info::clear_addr2line_cache): New function.
6434 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6435 cache-size parameter.
6436 (Dwarf_line_info::one_addr2line_cache): New function.
6437 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6438 new cache-size argument to one_addr2line(), and clear cache.
6439
d09e9154
CC		 64402008-04-28 Cary Coutant <ccoutant@google.com>
6441
6442 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6443 R_386_PC8 relocations.
6444
7ef73768
ILT		 64452008-04-23 Ian Lance Taylor <iant@google.com>
6446
55438702
ILT		 6447 * object.cc (Sized_relobj::include_section_group): Check for
6448 invalid section group.
6449
c165fb93
ILT		 6450 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6451 header size.
6452
7ef73768
ILT		 6453 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6454 than read for file header.
6455 * archive.cc (Archive::include_member): Likewise.
6456
6194aaab
L		 64572008-04-23 Paolo Bonzini <bonzini@gnu.org>
6458
6459 * aclocal.m4: Regenerate.
6460 * configure: Regenerate.
6461
d491d34e
ILT		 64622008-04-19 Ian Lance Taylor <iant@google.com>
6463
5ea2bac6
ILT		 6464 * version.cc (version_string): Bump to 1.6.
6465
7bc3e21a
ILT		 6466 * testsuite/Makefile.am (many_sections_r_test): New target.
6467 (many_sections_r_test_SOURCES): Remove.
6468 (many_sections_r_test_DEPENDENCIES): Remove.
6469 (many_sections_r_test_LDFLAGS): Remove.
6470 (many_sections_r_test_LDADD): Remove.
6471
7fcd3aa9
ILT		 6472 * object.cc (Sized_relobj::do_add_symbols): Always pass
6473 local_symbol_count_ to add_from_relobj.
6474
4c94d6ae
ILT		 6475 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6476 every thousand variables.
6477 * testsuite/Makefile.in: Rebuild.
6478
d491d34e
ILT		 6479 * object.cc (Xindex::initialize_symtab_xindex): New function.
6480 (Xindex::read_symtab_xindex): New function.
6481 (Xindex::sym_xindex_to_shndx): New function.
6482 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6483 available.
6484 (Sized_relobj::do_initialize_xindex): New function.
6485 (Sized_relobj::do_read_symbols): Adjust section links.
6486 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6487 parameter. Change all callers.
6488 (Sized_relobj::include_section_group): Adjust section links and
6489 symbol section indexes.
6490 (Sized_relobj::do_layout): Adjust section links.
6491 (Sized_relobj::do_count_local_symbols): Adjust section links and
6492 symbol section indexes.
6493 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6494 ordinary and special symbols.
6495 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6496 dynsym_xindex parameters. Change all callers. Adjust section
6497 links. Use SHN_XINDEX when needed.
6498 (Sized_relobj::get_symbol_location_info): Adjust section links.
6499 Don't get fooled by special symbols.
6500 * object.h (class Xindex): Define.
6501 (class Object): Add xindex_ parameter. Declare virtual functoin
6502 do_initialize_xindex.
6503 (Object::adjust_sym_shndx): New function.
6504 (Object::set_xindex): New protected function.
6505 (class Symbol_value): Add is_ordinary_shndx_ field.
6506 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6507 (Symbol_value::value): Assert ordinary section.
6508 (Symbol_value::initialize_input_to_output_map): Likewise.
6509 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6510 Change all callers.
6511 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6512 all callers.
6513 (class Sized_relobj): Update declarations.
6514 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6515 parameter. Change all callers.
6516 (Sized_relobj::adjust_shndx): New function.
6517 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6518 field.
6519 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6520 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6521 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6522 (Sized_dynobj::read_dynsym_section): Adjust section links.
6523 (Sized_dynobj::read_dynamic): Likewise.
6524 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6525 section links.
6526 (Sized_dynobj::do_initialize_xindex): New function.
6527 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6528 do_initialize_xindex.
6529 (Sized_dynobj::adjust_shndx): New function.
6530 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6531 dynsym_xindex_ fields.
6532 (Layout::finalize): Add a call to set_section_indexes before
6533 creating the symtab sections.
6534 (Layout::set_section_indexes): Don't do anything if the section
6535 already has a section index.
6536 (Layout::create_symtab_sections): Add shnum parameter. Change
6537 caller. Create .symtab_shndx section if needed.
6538 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6539 caller.
6540 (Layout::allocated_output_section_count): New function.
6541 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6542 needed.
6543 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6544 fields. Update declarations.
6545 (Layout::symtab_xindex): New function.
6546 (Layout::dynsym_xindex): New function.
6547 (class Write_symbols_task): Add layout_ field.
6548 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6549 Change caller.
6550 * output.cc (Output_section_headers::Output_section_headers): Add
6551 shstrtab_section parameter. Change all callers.
6552 (Output_section_headers::do_sized_write): Store overflow values
6553 for section count and section string table section index in
6554 section header zero.
6555 (Output_file_header::do_sized_write): Check for overflow of
6556 section count and section string table section index.
6557 (Output_symtab_xindex::do_write): New function.
6558 (Output_symtab_xindex::endian_do_write): New function.
6559 * output.h (class Output_section_headers): Add shstrtab_section_.
6560 Update declarations.
6561 (class Output_symtab_xindex): Define.
6562 (Output_section::has_out_shndx): New function.
6563 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6564 field.
6565 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6566 Change all callers.
6567 (Sized_symbol::init): Likewise.
6568 (Symbol::output_section): Check for ordinary symbol.
6569 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6570 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6571 callers.
6572 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6573 Change all callers. Simplify handling of symbols from sections
6574 not included in the link.
6575 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6576 distinction.
6577 (Weak_alias_sorter::operator()): Assert that symbols are
6578 ordinary.
6579 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6580 distinction.
6581 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6582 parameters. Change all callers.
6583 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6584 symbol distinction. Use SHN_XINDEX when needed.
6585 (Symbol_table::write_section_symbol): Add symtab_xindex
6586 parameter. Change all callers.
6587 (Symbol_table::sized_write_section_symbol): Likewise. Use
6588 SHN_XINDEX when needed.
6589 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6590 declarations.
6591 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6592 (Symbol::is_defined): Check is_ordinary.
6593 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6594 (Symbol::is_absolute, Symbol::is_common): Likewise.
6595 (class Sized_symbol): Update declarations.
6596 (class Symbol_table): Update declarations.
6597 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6598 parameters. Change all callers.
6599 (Sized_symbol::override): Likewise.
6600 (Symbol_table::override): Likewise.
6601 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6602 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6603 is_ordinary, and orig_st_shndx parameters. Change all callers.
6604 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6605 to be in an ordinary section.
6606 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6607 object and is_ordinary parameters. Change all callers.
6608 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6609 Change all callers. Don't add undefined or non-ordinary symbols
6610 to reloc_map_.
6611 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6612 Change all callers.
6613 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6614 declarations.
6615 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6616 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6617 (Sized_relobj::relocate_sections): Likewise.
6618 * target-reloc.h (scan_relocs): Adjust section symbol index.
6619 (scan_relocatable_relocs): Likewise.
6620 * i386.cc (Scan::local): Check for ordinary symbols.
6621 * sparc.cc (Scan::local): Likewise.
6622 * x86_64.cc (Scan::local): Likewise.
6623 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6624 to symbol_section_and_value.
6625 * testsuite/many_sections_test.cc: New file.
6626 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6627 (check_PROGRAMS): Add many_sections_test.
6628 (many_sections_test_SOURCES): Define.
6629 (many_sections_test_DEPENDENCIES): Define.
6630 (many_sections_test_LDFLAGS): Define.
6631 (BUILT_SOURCES): Add many_sections_define.h.
6632 (many_sections_define.h): New target.
6633 (BUILT_SOURCES): Add many_sections_check.h.
6634 (many_sections_check.h): New target.
6635 (check_PROGRAMS): Add many_sections_r_test.
6636 (many_sections_r_test_SOURCES): Define.
6637 (many_sections_r_test_DEPENDENCIES): Define.
6638 (many_sections_r_test_LDFLAGS): Define.
6639 (many_sections_r_test_LDADD): Define.
6640 (many_sections_r_test.o): New target.
6641 * testsuite/Makefile.in: Rebuild.
6642
c5818ff1
CC		 66432008-04-17 Cary Coutant <ccoutant@google.com>
6644
6645 * errors.cc (Errors::info): New function.
6646 (gold_info): New function.
6647 * errors.h (Errors::info): New function.
6648 * gold.h (gold_info): New function.
6649 * object.cc (Input_objects::add_object): Print trace output.
6650 * options.cc (options::parse_set): New function.
6651 (General_options::parse_wrap): Deleted.
6652 (General_options::General_options): Deleted initializer.
6653 * options.h (options::String_set): New typedef.
6654 (options::parse_set): New function.
6655 (DEFINE_set): New macro.
6656 (General_options::wrap): Changed to use DEFINE_set. Changed
6657 callers of any_wrap_symbols and is_wrap_symbol.
6658 (General_options::trace, General_options::trace_symbol):
6659 New options.
6660 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6661 (General_options::wrap_symbols_): Deleted.
6662 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6663
b5be4a7c
DM		 66642008-04-17 David S. Miller <davem@davemloft.net>
6665
6666 * options.cc (General_options::parse_V): New function.
6667 * options.h: Add entries for -V and -Qy.
6668
155a0dd7
ILT		 66692008-04-17 Ian Lance Taylor <iant@google.com>
6670
6671 * common.cc (Symbol_table::allocate_commons): Remove options
6672 parameter. Change caller.
6673 (Symbol_table::do_allocate_commons): Remove options parameter.
6674 Change caller. Just call do_allocate_commons_list twice.
6675 (Symbol_table::do_allocate_commons_list): New function, broken out
6676 of do_allocate_commons.
6677 * common.h (class Allocate_commons_task): Remove options_ field.
6678 Update constructor.
6679 * symtab.cc (Symbol_table::Symbol_table): Initialize
6680 tls_commons_.
6681 (Symbol_table::add_from_object): Put TLS common symbols on
6682 tls_commons_ list.
6683 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6684 which are IN_OUTPUT_DATA.
6685 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6686 allocate_commons and do_allocate_commons declarations. Declare
6687 do_allocate_commons_list.
6688 * gold.cc (queue_middle_tasks): Update creation of
6689 Allocate_commons_task to not pass options.
6690 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6691 (TLS_TEST_C_FLAGS): New variable.
6692 (tls_test_c_pic.o): New target.
6693 (tls_test_shared.so): Link in tls_test_c_pic.o.
6694 (tls_test_c_pic_ie.o): New target.
6695 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6696 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6697 (tls_test_c.o): New target.
6698 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6699 (tls_pic_test_LDADD): Likewise.
6700 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6701 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6702 (tls_test_c_gnu2.o): New target.
6703 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6704 tls_test_c_gnu2.o.
6705 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6706 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6707 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6708 * testsuite/tls_test.cc: Include "config.h".
6709 (t_last): Call t11_last.
6710 * testsuite/tls_test.h (t11, t11_last): Declare.
6711 * testsuite/tls_test_c.c: New file.
6712 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6713 * configure.ac: Check for OpenMP support.
6714 * configure, config.in, Makefile.in: Rebuild.
6715 * testsuite/Makefile.in: Rebuild.
6716
edfbb029
CC		 67172008-04-16 Cary Coutant <ccoutant@google.com>
6718
6719 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6720 (Target_i386::tls_base_symbol_defined_): New field.
6721 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6722 (Target_i386::Scan::global): Likewise.
6723 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6724 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6725 (Target_x86_64::tls_base_symbol_defined_): New field.
6726 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6727 (Target_x86_64::Scan::global): Likewise.
6728
f3c69fca
CC		 67292008-04-16 Cary Coutant <ccoutant@google.com>
6730
6731 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6732 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6733 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6734 building shared libraries.
6735 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6736 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6737 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6738 * testsuite/Makefile.in: Rebuild.
6739 * testsuite/weak_undef.h: New file.
6740 * testsuite/weak_undef_file1.cc: Add extra test cases.
6741 * testsuite/weak_undef_file2.cc: Likewise.
6742 * testsuite/weak_undef_test.cc: Likewise.
6743
7c414435
DM		 67442008-04-16 David S. Miller <davem@davemloft.net>
6745
32b769e1
DM		 6746 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6747 Add issued_non_pic_error_ field. Declare check_non_pic.
6748 (Target_sparc::Scan::check_non_pic): New function.
6749 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6750 (Target_sparc::Scan::global): Likewise.
6751
11936fb1
DM		 6752 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6753 * configure: Rebuild.
6754
7c414435
DM		 6755 * options.h (DEFINE_enable): New macro.
6756 (new_dtags): New enable option.
6757 (initfirst, interpose, loadfltr, nodefaultlib,
6758 nodelete, nodlopen, nodump): New -z options.
6759 * layout.cc (Layout:finish_dynamic_section): If new
6760 dtags enabled, emit DT_RUNPATH. Also, emit a
6761 DT_FLAGS_1 containing any specified -z flags.
6762
85c7bf8b
ILT		 67632008-04-16 Ian Lance Taylor <iant@google.com>
6764
12c0daef
ILT		 6765 * copy-relocs.cc: New file.
6766 * copy-relocs.h: New file.
6767 * reloc.cc: Remove Copy_relocs code.
6768 * reloc.h: Likewise.
6769 * reloc-types.h (struct Reloc_types) [both versions]: Add
6770 get_reloc_addend_noerror.
6771 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6772 variants of add_global which take an addend which must be zero.
6773 * i386.cc: Include "copy-relocs.h".
6774 (class Target_i386): Change type of copy_relocs_ to variable,
6775 update initializer.
6776 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6777 Change all callers.
6778 (Target_i386::do_finalize_sections): Change handling of
6779 copy_relocs_.
6780 * sparc.cc: Include "copy-relocs.h".
6781 (class Target_sparc): Change type of copy_relocs_ to variable,
6782 update initializer.
6783 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6784 Change all callers.
6785 (Target_sparc::do_finalize_sections): Change handling of
6786 copy_relocs_.
6787 * x86_64.cc: Include "copy-relocs.h".
6788 (class Target_x86_64): Change type of copy_relocs_ to variable,
6789 update initializer.
6790 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6791 class. Change all callers.
6792 (Target_x86_64::do_finalize_sections): Change handling of
6793 copy_relocs_.
6794 * Makefile.am (CCFILES): Add copy-relocs.cc.
6795 (HFILES): Add copy-relocs.h.
6796
4f4995b6
ILT		 6797 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6798
85c7bf8b
ILT		 6799 * testsuite/script_test_4.sh: Permit leading zeroes.
6800
4f2a9edd
ILT		 68012008-04-15 Ian Lance Taylor <iant@google.com>
6802
e6188289
ILT		 6803 * script-sections.cc (Script_sections::create_segments): Use
6804 header_size_adjustment even when there is enough room for the
6805 headers.
6806 * testsuite/script_test_4.sh: New file.
6807 * testsuite/script_test_4.t: New file.
6808 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6809 (check_DATA): Add script_test_4.stdout.
6810 (MOSTLYCLEANFILES): Likewise.
6811 (script_test_4): New target.
6812 (script_test_4.stdout): New target.
6813 * testsuite/Makefile.in: Rebuild.
6814
4f2a9edd
ILT		 6815 * sparc.cc: Add definitions for Output_data_plt_sparc class
6816 constants.
6817
f5314dd5
DM		 68182008-04-14 David S. Miller <davem@davemloft.net>
6819
6820 * sparc.cc: New file.
6821 * Makefile.am (TARGETSOURCES): Add sparc.cc
6822 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6823 * configure.tgt: Document targ_extra_size and
6824 targ_extra_big_endian. Add entries for sparc-* and
6825 sparc64-*.
6826 * configure.ac: Handle targ_extra_size and
6827 targ_extra_big_endian.
6828 * Makefile.in: Rebuild.
6829 * configure: Likewise.
6830 * po/POTFILES.in: Likewise.
6831 * po/gold.pot: Likewise.
6832
154e0e9a
ILT		 68332008-04-14 Ian Lance Taylor <iant@google.com>
6834
6835 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6836 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6837 in the name/type/flags to section mapping. Don't call
6838 allocate_output_section.
6839 (Layout::choose_output_section): Change parameter from adjust_name
6840 to is_input_section. Don't permit input sections after sections
6841 are attached to segments. Don't call allocate_output_section.
6842 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6843 not write_enable_output_section.
6844 (Layout::make_output_section): Don't push to
6845 unattached_section_list_ nor call attach_to_segment. Call
6846 attach_section_to_segment if sections are attached.
6847 (Layout::attach_sections_to_segments): New function.
6848 (Layout::attach_section_to_segment): New function.
6849 (Layout::attach_allocated_section_to_segment): Rename from
6850 attach_to_segment. Remove flags parameter.
6851 (Layout::allocate_output_section): Remove function.
6852 (Layout::write_enable_output_section): Remove function.
6853 * layout.h (class Layout): Update for above changes. Add new
6854 field sections_are_attached_.
6855 * output.h (Output_section::update_flags_for_input_section): New
6856 function.
6857 * output.cc (Output_section::add_input_section): Call
6858 update_flags_for_input_section.
6859 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6860
009a67a2
CC		 68612008-04-11 Cary Coutant <ccoutant@google.com>
6862
6863 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6864 thought unnecessary.
6865 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6866
759b1a24
ILT		 68672008-04-11 Ian Lance Taylor <iant@google.com>
6868
6869 * output.h (class Output_section_data): Remove inline definition
6870 of set_addralign.
6871 * output.cc (Output_section_data::set_addralign): New function.
6872
c2b45e22
CC		 68732008-04-11 Cary Coutant <ccoutant@google.com>
6874
6875 Add support for TLS descriptors for i386 and x86_64.
6876 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6877 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6878 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6879 GOT_TYPE_TLS_DESC.
6880 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6881 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6882 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6883 relocations.
6884 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6885 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6886 Fix problem with initial-exec relocations.
6887 (Target_i386::Relocate::relocate_tls): Likewise.
6888 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6889 relaxation.
6890 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6891 support for section-plus-offset dynamic table entries.
6892 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6893 (Output_data_dynamic::Dynamic_entry): Add support for
6894 section-plus-offset dynamic table entries.
6895 (Output_data_dynamic::Classification): Likewise.
6896 (Output_data_dynamic::classification_): Renamed offset_.
6897 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6898 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6899 (Target_x86_64::make_plt_section): New function.
6900 (Target_x86_64::reserve_tlsdesc_entries): New function.
6901 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6902 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6903 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6904 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6905 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6906 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6907 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6908 add extra PLT entry for TLS descriptors.
6909 (Output_data_plt_x86_64::got_): New field.
6910 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6911 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6912 fields.
6913 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6914 descriptors.
6915 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6916 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6917 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6918 R_386_TLS_DESC_CALL relocations.
6919 (Target_x86_64::Scan::global): Likewise.
6920 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6921 for TLS descriptors.
6922 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6923 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6924 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6925 GD-to-IE relaxation.
6926 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6927 and TLS_DESCRIPTORS.
6928 * Makefile.in: Rebuild.
6929 * configure: Rebuild.
6930 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6931 (tls_test_shared2.so): New target.
6932 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6933 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6934 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6935 (tls_shared_gd_to_ie_test_LDADD): New variable.
6936 (tls_shared_gnu2_gd_to_ie_test): New target.
6937 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6938 New targets.
6939 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6940 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6941 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6942 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6943 (tls_shared_gnu2_test): New target.
6944 (tls_test_gnu2_shared.so): New target.
6945 (tls_shared_gnu2_test_SOURCES): New variable.
6946 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6947 (tls_shared_gnu2_test_LDFLAGS): New variable.
6948 (tls_shared_gnu2_test_LDADD): New variable.
6949 * testsuite/Makefile.in: Rebuild.
6950 * testsuite/Makefile.
6951
83bfb6b7
ILT		 69522008-04-11 Ian Lance Taylor <iant@google.com>
6953
6954 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6955 justsyms.t.
6956 * testsuite/Makefile.in: Rebuild.
6957
6958 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6959 long.
6960 * testsuite/script_test_2.cc (main): Adjust test.
6961
706e1f5e
ILT		 69622008-04-11 David S. Miller <davem@davemloft.net>
6963 Ian Lance Taylor <iant@google.com>
6964
6965 * options.h (General_options): Add entries for '-Y' and
6966 '-relax'.
6967 * options.cc (General_options:finalize): If -Y was used, add those
6968 entries to the library path instead of the default "/lib" and
6969 "/usr/lib".
6970
7c98e6bb
DM		 69712008-04-11 David S. Miller <davem@davemloft.net>
6972
6973 * testsuite/justsyms.t: Start at 0x100.
6974 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 6975 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6976 long.
6977 * testsuite/script_test_2.cc: Adjust string and section length
6978 checks.
7c98e6bb 6979
99a37bfd
ILT		 69802008-04-09 Ian Lance Taylor <iant@google.com>
6981
2cefc357
ILT		 6982 PR gold/5996
6983 * script-sections.cc (Sections_element::allocate_to_segment): Add
6984 orphan parameter.
6985 (Output_section_definition::allocate_to_segment): Likewise.
6986 (Orphan_output_section::allocate_to_segment): Likewise.
6987 (Script_sections::attach_sections_using_phdrs_clause): Don't
6988 propagate non-PT_LOAD segments to orphan sections.
6989 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6990 readelf rather than objdump.
6991 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6992 .interp section and PT_INTERP segment are the same size.
6993 * testsuite/Makefile.in: Rebuild.
6994
99a37bfd
ILT		 6995 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6996 aliases for symbols defined in the same object.
6997 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6998 (weak_alias_test_SOURCES): New variable.
6999 (weak_alias_test_DEPENDENCIES): New variable.
7000 (weak_alias_test_LDFLAGS): New variable.
7001 (weak_alias_test_LDADD): New variable.
7002 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7003 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7004 (weak_alias_test_3.o): New target.
7005 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7006 * testsuite/weak_alias_test_main.cc: New file.
7007 * testsuite/weak_alias_test_1.cc: New file.
7008 * testsuite/weak_alias_test_2.cc: New file.
7009 * testsuite/weak_alias_test_3.cc: New file.
7010
780e49c5
ILT		 70112008-04-08 Ian Lance Taylor <iant@google.com>
7012
cdb0b8f5
ILT		 7013 * options.h (class General_options): Add --noinhibit-exec option.
7014 * main.cc (main): Check --noinhibit-exec.
7015
0864d551
ILT		 7016 * options.h (class General_options): Define --wrap as a special
7017 option. Add wrap_symbols_ field.
7018 (General_options::any_wrap_symbols): New function.
7019 (General_options::is_wrap_symbol): New function.
7020 * options.cc (General_options::parse_wrap): New function.
7021 (General_options::General_options): Initialize wrap_symbols_.
7022 * symtab.cc (Symbol_table::wrap_symbol): New function.
7023 (Symbol_table::add_from_object): Handle --wrap.
7024 * symtab.h (class Symbol_table): Declare wrap_symbol.
7025 * target.h (Target::wrap_char): New function.
7026 (Target::Target_info): Add wrap_char field.
7027 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7028 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7029 * testsuite/testfile.cc (Target_test::test_target_info):
7030 Likewise.
7031
789aa6de
ILT		 7032 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7033 there is one.
7034
2c38906f
ILT		 7035 * layout.h (class Layout): Add added_eh_frame_data_ field.
7036 * layout.cc (Layout::Layout): Initialize new field.
7037 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7038 output section until we find a section we merged successfully.
7039 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7040 that the size be non-zero.
7041
780e49c5
ILT		 7042 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7043 qualifier.
7044
7fcd0256
ILT		 70452008-04-08 Craig Silverstein <csilvers@google.com>
7046
7047 * configure.ac: Export new conditional variable HAVE_ZLIB.
7048 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7049 on HAVE_ZLIB.
7050 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7051 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7052
6835af53
ILT		 70532008-04-07 Ian Lance Taylor <iant@google.com>
7054
e24f324c
ILT		 7055 * version.cc (version_string): Set to "1.5".
7056
a036edd8
ILT		 7057 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7058 Add issued_non_pic_error_ field. Declare check_non_pic.
7059 (Target_x86_64::Scan::check_non_pic): New function.
7060 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7061 (Target_x86_64::Scan::global): Likewise.
7062
624f8810
ILT		 7063 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7064 addend parameter. Change caller. Handle merge sections.
7065 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7066 Address to Addend. Don't add in the result of
7067 local_section_offset, pass down the addend and use the returned
7068 value.
7069 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7070 Update declarations of local_section_offset and symbol_value.
7071 * testsuite/two_file_test_1.cc (t18): New function.
7072 * testsuite/two_file_test_2.cc (f18): New function.
7073 * testsuite/two_file_test_main.cc (main): Call t18.
7074 * testsuite/two_file_test.h (t18, f18): Declare.
7075
6835af53
ILT		 7076 * configure.ac: Don't test for objdump, c++filt, or readelf.
7077 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7078 conditionals.
7079 (TEST_READELF): New variable.
7080 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7081 (check_PROGRAMS): Add two_file_strip_test.
7082 (two_file_strip_test): New target.
7083 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7084 (two_file_same_shared_strip_test_SOURCES): New variable.
7085 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7086 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7087 (two_file_same_shared_strip_test_LDADD): New variable.
7088 (two_file_shared_strip.so): New target.
7089 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7090 (ver_test_5.syms, ver_test_7.syms): Likewise.
7091 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7092 (strip_test_3.stdout): Use TEST_OBJDUMP.
7093 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7094
86925eef
CC		 70952008-04-04 Cary Coutant <ccoutant@google.com>
7096
7097 * symtab.h (Symbol::is_weak_undefined): New function.
7098 (Symbol::is_strong_undefined): New function.
7099 (Symbol::is_absolute): New function.
7100 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7101 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7102 absolute symbols.
7103 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7104 (weak_undef_test): New target.
7105 * testsuite/Makefile.in: Rebuild.
7106 * testsuite/weak_undef_file1.cc: New file.
7107 * testsuite/weak_undef_file2.cc: New file.
7108 * testsuite/weak_undef_test.cc: New file.
7109
126f3ece
ILT		 71102008-04-03 Craig Silverstein <csilvers@google.com>
7111
7112 * compressed_output.h (class Output_compressed_section): Use
7113 unsigned buffer.
7114 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7115 add zlib header.
7116 (zlib_compressed_suffix): Removed.
7117 (Output_compressed_section::set_final_data_size): Use unsigned
7118 buffers.
7119 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7120 Fix linker invocation.
7121 (flagstest_o_specialfile_and_compress_debug_sections):
7122 Likewise.
7123 * testsuite/Makefile.in: Regenerated.
7124
deae2a14
DM		 71252008-04-02 David S. Miller <davem@davemloft.net>
7126
7127 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7128 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7129
70752818
ILT		 71302008-04-02 Craig Silverstein <csilvers@google.com>
7131
7132 * TODO: New file.
7133
39d0cb0e
ILT		 71342008-04-02 Ian Lance Taylor <iant@google.com>
7135
7136 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7137 parameters. Update for new key type to views_. Change all
7138 callers.
7139 (File_read::read): Adjust for byteshift in returned view.
7140 (File_read::add_view): New function, broken out of
7141 find_and_make_view.
7142 (File_read::make_view): New function, broken out of
7143 find_and_make_view.
7144 (File_read::find_or_make_view): Add offset and aligned
7145 parameters. Rewrite accordingly. Change all callers.
7146 (File_read::get_view): Add offset and aligned parameters. Adjust
7147 for byteshift in return value.
7148 (File_read::get_lasting_view): Likewise.
7149 * fileread.h (class File_read): Update declarations.
7150 (class File_read::View): Add byteshift_ field. Add byteshift to
7151 constructor. Add byteshift method.
7152 * archive.h (Archive::clear_uncached_views): New function.
7153 (Archive::get_view): Add aligned parameter. Change all callers.
7154 * object.h (Object::get_view): Add aligned parameter. Change all
7155 callers.
7156 (Object::get_lasting_view): Likewise.
7157
7158 * fileread.cc (File_read::release): Don't call clear_views if
7159 there are multiple objects.
7160 * fileread.h (File_read::clear_uncached_views): New function.
7161 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7162 on the archive.
7163
a1207466
CC		 71642008-03-31 Cary Coutant <ccoutant@google.com>
7165
7166 Add thin archive support.
7167 * archive.cc (Archive::armagt): New const.
7168 (Archive::setup): Remove task parameter and calls to unlock.
7169 (Archive::unlock_nested_archives): New function.
7170 (Archive::read_header): Add nested_off parameter. Change
7171 all callers.
7172 (Archive::interpret_header): Likewise.
7173 (Archive::include_all_members): Change to handle thin
7174 archives.
7175 (Archive::include_member): Likewise.
7176 * archive.h (Archive::Archive): Add new parameters and
7177 initializers.
7178 (Archive::armagt): New const.
7179 (Archive::setup): Remove task parameter.
7180 (Archive::unlock_nested_archives): New function.
7181 (Archive::read_header): Add nested_off parameter.
7182 (Archive::interpret_header): Likewise.
7183 (Archive::Nested_archive_table): New typedef.
7184 (Archive::is_thin_archive_): New field.
7185 (Archive::nested_archives_): New field.
7186 (Archive::options_): New field.
7187 (Archive::dirpath_): New field.
7188 (Archive::task_): New field.
7189 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7190 for thin archives. Pass additional parameters to
7191 Archive::Archive. Unlock the archive file after calling
7192 Archive::setup.
cd536b21 7193
479f6503
ILT		 71942008-03-29 Ian Lance Taylor <iant@google.com>
7195
686c8caf
ILT		 7196 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7197 version symbol to be local.
7198 * testsuite/ver_test_4.sh: New file.
7199 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7200 (check_DATA): Add ver_test_4.syms.
7201 (ver_test_4.syms): New target.
7202 * testsuite/Makefile.in: Rebuild.
7203
ab794b6b
ILT		 7204 * output.cc
7205 (Output_section::Input_section_sort_entry::has_priority): New
7206 function.
7207 (Output_section::Input_section_sort_entry::match_file_name): New
7208 function.
7209 (Output_section::Input_section_sort_entry::match_section_name):
7210 Remove.
7211 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7212 Remove.
7213 (Output_section::Input_section_sort_entry::match_section_file):
7214 Remove.
7215 (Output_section::Input_section_sort_compare::operator()): Rewrite
7216 using new Input_section_sort_entry functions. Sort crtbegin and
7217 crtend first. Sort sections with no priority before sections with
7218 a priority.
7219 * testsuite/initpri1.c (d3): Check j != 4.
7220 (cd5): New constructor/destructor function.
7221 (main): Check j != 2.
7222
479f6503
ILT		 7223 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7224 new symbol when resolving, don't call set_is_default.
7225 * testsuite/ver_test_7.cc: New file.
7226 * testsuite/ver_test_7.sh: New file.
7227 * testsuite/Makefile.am (ver_test_7.so): New target.
7228 (ver_test_7.o): New target.
7229 (check_SCRIPTS): Add ver_test_7.sh.
7230 (check_DATA): Add ver_test_7.syms.
7231 (ver_test_7.syms): New target.
7232
2fd32231
ILT		 72332008-03-28 Ian Lance Taylor <iant@google.com>
7234
7235 * layout.cc (Layout::layout): If we see an input section with a
7236 name that needs sorting, set the must_sort flag for the output
7237 section.
7238 (Layout::make_output_section): If the name of the output section
7239 indicates that it might require sorting, set the may_sort flag.
7240 * output.h (Output_section::may_sort_attached_input_sections): New
7241 function.
7242 (Output_section::set_may_sort_attached_input_sections): New
7243 function.
7244 (Output_section::must_sort_attached_input_sections): New
7245 function.
7246 (Output_section::set_must_sort_attached_input_sections): New
7247 function.
7248 (class Output_section): Declare Input_section_sort_entry. Define
7249 Input_section_sort_compare. Declare
7250 sort_attached_input_sections. Add new fields:
7251 may_sort_attached_input_sections_,
7252 must_sort_attached_input_sections_,
7253 attached_input_sections_are_sorted_.
7254 * output.cc (Output_section::Output_section): Initialize new
7255 fields.
7256 (Output_section::add_input_section): Add an entry to
7257 input_sections_ if may_sort or must_sort are true.
7258 (Output_section::set_final_data_size): Call
7259 sort_attached_input_sections if necessary.
7260 (Output_section::Input_section_sort_entry): Define new class.
7261 (Output_section::Input_section_sort_compare::operator()): New
7262 function.
7263 (Output_section::sort_attached_input_sections): New function.
7264 * configure.ac: Check whether the compiler supports constructor
7265 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7266 * testsuite/initpri1.c: New file.
7267 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7268 CONSTRUCTOR_PRIORITY.
7269 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7270 (initpri1_LDFLAGS): New variable.
7271 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7272
18e6b24e
ILT		 72732008-03-27 Ian Lance Taylor <iant@google.com>
7274
49bdd526
ILT		 7275 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7276 * testsuite/common_test_1.c: New file.
7277 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7278 (common_test_1_SOURCES): New variable.
7279 (common_test_1_DEPENDENCIES): New variable.
7280 (common_test_1_LDFLAGS): New variable.
7281
18e6b24e
ILT		 7282 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7283 and commons_ correctly when NAME/VERSION does not override
7284 NAME/NULL.
7285 * testsuite/ver_test_6.c: New file.
7286 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7287 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7288 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7289
04bf7072
ILT		 72902008-03-26 Ian Lance Taylor <iant@google.com>
7291
5871526f
ILT		 7292 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7293 of an undefined symbol from a version script.
7294 * testsuite/Makefile.am (ver_test_5.so): New target.
7295 (ver_test_5.o): New target.
7296 (check_SCRIPTS): Add ver_test_5.sh.
7297 (check_DATA): Add ver_test_5.syms.
7298 (ver_test_5.syms): New target.
7299 * testsuite/ver_test_5.cc: New file.
7300 * testsuite/ver_test_5.script: New file.
7301 * testsuite/ver_test_5.sh: New file.
7302 * Makefile.in, testsuite/Makefile.in: Rebuild.
7303
04bf7072
ILT		 7304 PR gold/5986
7305 Fix problems building gold with gcc 4.3.0.
7306 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7307 (gold_error_at_location, gold_warning_at_location): Use it.
7308 * configure.ac: Check whether we can compile and use a template
7309 function with a printf attribute.
7310 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7311 when jumping over bytes.
7312 * object.cc: Instantiate Object::read_section_data.
7313 * debug.h: Include <cstring>
7314 * dwarf_reader.cc: Include <algorithm>
7315 * main.cc: Include <cstring>.
7316 * options.cc: Include <cstring>.
7317 * output.cc: Include <cstring>.
7318 * script.cc: Include <cstring>.
7319 * script.h: Include <string>.
7320 * symtab.cc: Include <cstring> and <algorithm>.
7321 * target-select.cc: Include <cstring>.
7322 * version.cc: Include <string>.
7323 * testsuite/testmain.cc: Include <cstdlib>.
7324 * configure, config.in: Rebuild.
7325
874c5b28
ILT		 73262008-03-25 Ian Lance Taylor <iant@google.com>
7327
819d6c3a
ILT		 7328 * options.cc: Include "../bfd/bfdver.h".
7329 (options::help): Print bug reporting address.
7330
f4b2c6f5
ILT		 7331 * version.cc (print_version): Adjust output for current value of
7332 BFD_VERSION_STRING.
7333
7334 * NEWS: New file.
7335
e96caa79
ILT		 7336 * options.cc (options::help): Print list of supported targets.
7337 * target-select.h: Include <vector>.
7338 (class Target_selector): Make machine_, size_, and is_big_endian_
7339 fields const. Add bfd_name_ and instantiated_target_ fields.
7340 (Target_selector::Target_selector): Add bfd_name parameter.
7341 (Target_selector::recognize): Make non-virtual, call
7342 do_recognize.
7343 (Target_selector::recognize_by_name): Make non-virtual, call
7344 do_recognize_by_name.
7345 (Target_selector::supported_names): New function.
7346 (Target_selector::bfd_name): New function.
7347 (Target_selector::do_instantiate_target): New pure virtual
7348 function.
7349 (Target_selector::do_recognize): New virtual function.
7350 (Target_selector::do_recognize_by_name): New virtual function.
7351 (Target_selector::instantiate_target): New private function.
7352 (supported_target_names): Declare.
7353 * target-select.cc (Target_selector::Target_selector): Update for
7354 new parameter and fields.
7355 (select_target_by_name): Check that the name matches before
7356 calling recognize_by_name.
7357 (supported_target_names): New function.
7358 * i386.cc (class Target_selector_i386): Update Target_selector
7359 constructor call. Remove recognize and recognize_by_name. Add
7360 do_instantiate_target.
7361 * x86_64.cc (class Target_selector_x86_64): Likewise.
7362 * testsuite/testfile.cc (class Target_selector_test): Update for
7363 changes to Target_selector.
7364
874c5b28
ILT		 7365 * README: Rewrite, with some notes on unsupported features.
7366
0a65a3a7
CC		 73672008-03-24 Cary Coutant <ccoutant@google.com>
7368
7369 * i386.cc (Target_i386::Got_type): New enum declaration.
7370 (Target_i386::Scan::local): Updated callers of Output_data_got
7371 member functions.
7372 (Target_i386::Scan::global): Likewise.
7373 (Target_i386::Relocate::relocate): Likewise.
7374 (Target_i386::Relocate::relocate_tls): Likewise.
7375 * object.h (Got_offset_list): New class.
7376 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7377 (Sized_relobj::local_got_offset): Likewise.
7378 (Sized_relobj::set_local_got_offset): Likewise.
7379 (Sized_relobj::local_has_tls_got_offset): Removed.
7380 (Sized_relobj::local_tls_got_offset): Removed.
7381 (Sized_relobj::set_local_tls_got_offset): Removed.
7382 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7383 * output.cc (Output_data_got::add_global): Added got_type parameter.
7384 (Output_data_got::add_global_with_rel): Likewise.
7385 (Output_data_got::add_global_with_rela): Likewise.
7386 (Output_data_got::add_global_pair_with_rel): New function.
7387 (Output_data_got::add_global_pair_with_rela): New function.
7388 (Output_data_got::add_local): Added got_type parameter.
7389 (Output_data_got::add_local_with_rel): Likewise.
7390 (Output_data_got::add_local_with_rela): Likewise.
7391 (Output_data_got::add_local_pair_with_rel): New function.
7392 (Output_data_got::add_local_pair_with_rela): New function.
7393 (Output_data_got::add_global_tls): Removed.
7394 (Output_data_got::add_global_tls_with_rel): Removed.
7395 (Output_data_got::add_global_tls_with_rela): Removed.
7396 (Output_data_got::add_local_tls): Removed.
7397 (Output_data_got::add_local_tls_with_rel): Removed.
7398 (Output_data_got::add_local_tls_with_rela): Removed.
7399 * output.h (Output_data_got::add_global): Added got_type parameter.
7400 (Output_data_got::add_global_with_rel): Likewise.
7401 (Output_data_got::add_global_with_rela): Likewise.
7402 (Output_data_got::add_global_pair_with_rel): New function.
7403 (Output_data_got::add_global_pair_with_rela): New function.
7404 (Output_data_got::add_local): Added got_type parameter.
7405 (Output_data_got::add_local_with_rel): Likewise.
7406 (Output_data_got::add_local_with_rela): Likewise.
7407 (Output_data_got::add_local_pair_with_rel): New function.
7408 (Output_data_got::add_local_pair_with_rela): New function.
7409 (Output_data_got::add_global_tls): Removed.
7410 (Output_data_got::add_global_tls_with_rel): Removed.
7411 (Output_data_got::add_global_tls_with_rela): Removed.
7412 (Output_data_got::add_local_tls): Removed.
7413 (Output_data_got::add_local_tls_with_rel): Removed.
7414 (Output_data_got::add_local_tls_with_rela): Removed.
7415 * resolve.cc (Symbol::override_base_with_special): Removed
7416 reference to has_got_offset_ field.
7417 * symtab.cc (Symbol::init_fields): Replaced initialization
7418 of got_offset_ with got_offsets_. Removed initialization
7419 of has_got_offset_
53fcba31 7420 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 7421 (Symbol::got_offset): Likewise.
7422 (Symbol::set_got_offset): Likewise.
7423 (Symbol::has_tls_got_offset): Removed.
7424 (Symbol::tls_got_offset): Removed.
7425 (Symbol::set_tls_got_offset): Removed.
7426 (Symbol::got_offset_): Removed.
7427 (Symbol::tls_mod_got_offset_): Removed.
7428 (Symbol::tls_pair_got_offset_): Removed.
7429 (Symbol::got_offsets_): New field.
7430 (Symbol::has_got_offset): Removed.
7431 (Symbol::has_tls_mod_got_offset): Removed.
7432 (Symbol::has_tls_pair_got_offset): Removed.
7433 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7434 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7435 member functions.
7436 (Target_x86_64::Scan::global): Likewise.
7437 (Target_x86_64::Relocate::relocate): Likewise.
7438 (Target_x86_64::Relocate::relocate_tls): Likewise.
7439
bd52eafb
BE		 74402008-03-25 Ben Elliston <bje@au.ibm.com>
7441
7442 * yyscript.y: Fix spelling error in comment.
7443
8b105e34
ILT		 74442008-03-24 Ian Lance Taylor <iant@google.com>
7445
8ed814a9
ILT		 7446 * options.h (class General_options): Define build_id option.
7447 * layout.h (class Layout): Declare write_build_id, create_note,
7448 create_build_id. Add build_id_note_ member.
7449 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7450 "libiberty.h", "md5.h", "sha1.h".
7451 (Layout::Layout): Initialize eh_frame_data_,
7452 eh_frame_hdr_section_, and build_id_note_.
7453 (Layout::finalize): Call create_build_id.
7454 (Layout::create_note): New function, broken out of
7455 Layout::create_gold_note.
7456 (Layout::create_gold_note): Call create_note.
7457 (Layout::create_build_id): New function.
7458 (Layout::write_build_id): New function.
7459 (Close_task_runner::run): Call write_build_id.
7460
8b105e34
ILT		 7461 * x86_64.cc: Correct license to GPLv3.
7462
086a1841
ILT		 74632008-03-23 Ian Lance Taylor <iant@google.com>
7464
7465 * options.cc: Include "demangle.h".
7466 (parse_optional_string): New function.
7467 (parse_long_option): Handle takes_optional_argument.
7468 (parse_short_option): Update dash_z initializer. Handle
7469 takes_optional_argument.
7470 (General_options::General_options): Initialize do_demangle_.
7471 (General_options::finalize): Set do_demangle_. Handle demangling
7472 style.
7473 * options.h (parse_optional_string): Declare.
7474 (struct One_option): Add optional_arg field. Update constructor.
7475 Update call constructor calls. Add takes_optional_argument
7476 function.
7477 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7478 (DEFINE_optional_string): Define.
7479 (General_options::demangle): Change from DEFINE_bool to
7480 DEFINE_optional_string.
7481 (General_options::no_demangle): New function.
7482 (General_options::do_demangle): New function.
7483 (General_options::set_do_demangle): New function.
7484 (General_options::execstack_status_): Move definition to end of
7485 class definition.
7486 (General_options::static_): Likewise.
7487 (General_options::do_demangle_): New field.
7488 * object.cc (big_endian>::get_symbol_location_info): Call
7489 Options::do_demangle, not Options::demangle.
7490 * symtab.cc (demangle): Likewise.
7491
cbb93e63
ILT		 74922008-03-22 Ian Lance Taylor <iant@google.com>
7493
7494 * gold.h: Include <cstddef> and <sys/types.h>
7495 * options.h: Include <cstring>.
7496
ec531623
ILT		 74972008-03-21 Ian Lance Taylor <iant@google.com>
7498
7499 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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