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* python/python.c (source_python_script): Use ensure_python_env
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
00698fc5
CC		 12010-04-07 Cary Coutant <ccoutant@google.com>
2
3 * archive.cc (include_member): Destroy Read_symbols_data object before
4 releasing file.
5 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
7 (Read_symbols_data::~Read_symbols_data) New destructor.
8 (Section_relocs::Section_relocs) New constructor.
9 (Section_relocs::~Section_relocs) New destructor.
10 (Read_relocs_data::Read_relocs_data) New constructor.
11 (Read_relocs_data::~Read_relocs_data) New destructor.
12 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
13 pointers to NULL after deleting.
14
7296d933
DK		 152010-04-07 Doug Kwan <dougkwan@google.com>
16
17 * arm.cc: Replace "endianity" with "endianness" in comments.
18 (Arm_exidx_cantunwind): Ditto.
19 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
20 (Arm_relobj::merge_flags_and_attributes): New method.
21 (Arm_relobj::merge_flags_and_attributes_): New data member.
22 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
23 (Arm_relobj::scan_sections_for_stubs): Ditto.
24 (Arm_relobj::do_read_symbols): Check to see if we really want to
25 merge processor-specific flags and attributes. Exit early if
26 an object is empty except for section names and the undefined symbol.
27 (Target_arm::do_finalize_sections): Move check for ELF format to
28 Arm_relobj::do_read_symbols. Merge processor specific flags and
29 attributes from a regular object only when we have determined that
30 it is aapropriate. Do not create an .ARM.attributes section in
31 output if there is no regular input object.
32 (Target_arm::merge_processor_specific_flags): Check
33 --warn-mismatch before printing any error.
34 (Target_arm::merge_object_attributes): Ditto.
35 * gold.cc (queue_middle_tasks): Handle the case in which there is
36 no regular object in input.
37 * options.cc (General_options::parse_EB): New method.
38 (General_options::parse_EL): Same.
39 (General_options::General_options): Initialize endianness_.
40 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
41 New options.
42 (General_options::Endianness): New enum.
43 (General_options::endianness): New method.
44 (General_options::endianness_): New data member.
45 * parameters.cc (Parameters::set_options): Check target endianness.
46 (Parameters::set_target_once): Ditto.
47 (Parameters::check_target_endianness): New method.
48 (parameters_force_valid_target): If either -EL or -EB is specified,
49 use it to define endianness of default target.
50 * parameters.h (Parameters::check_target_endianness): New method
51 declaration.
52 * target.h (class Target): Change "endianity" to "endianness"
53 in comments.
54
efc8d4f2
RW		 552010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
56
57 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
58 * configure: Regenerate.
59 * Makefile.in: Regenerate.
60 * testsuite/Makefile.in: Regenerate.
61
be234d88
CC		 622010-04-06 Cary Coutant <ccoutant@google.com>
63
64 gcc PR lto/42757
65 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
66 prevailing definitions of common symbols.
67 * testsuite/plugin_test_6.sh: New test case.
68 * testsuite/plugin_common_test_1.c: New test case.
69 * testsuite/plugin_common_test_2.c: New test case.
70 * testsuite/Makefile.am (plugin_test_6): New test case.
71 * testsuite/Makefile.in: Regenerate.
72
bd32c6bd
NC		 732010-04-06 Nick Clifton <nickc@redhat.com>
74
75 * po/vi.po: New Vietnamese translation.
76
323c532f
DK		 772010-03-30 Doug Kwan <dougkwan@google.com>
78
79 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
80
4fcd97eb
DK		 812010-03-25 Doug Kwan <dougkwan@google.com>
82
83 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
84 to avoid a conversion warning on a 32-bit host.
85
4ebf39db
ILT		 862010-03-24 Ian Lance Taylor <iant@google.com>
87
88 * testsuite/script_test_3.t: Add a TLS segment.
89 * testsuite/Makefile.am (check_PROGRAMS): Add
90 tls_phdrs_script_test.
91 (tls_phdrs_script_test_SOURCES): Define.
92 (tls_phdrs_script_test_DEPENDENCIES): Define.
93 (tls_phdrs_script_test_LDFLAGS): Define.
94 (tls_phdrs_script_test_LDADD): Define.
95 * testsuite/Makefile.in: Rebuild.
96
4a599bdd
CC		 972010-03-23 Cary Coutant <ccoutant@google.com>
98
99 * fileread.cc (find_or_make_view): Fix comment.
100
6c93b22c
ILT		 1012010-03-23 Ian Lance Taylor <iant@google.com>
102
103 * script-sections.cc (class Orphan_section_placement): Define
104 PLACE_TLS and PLACE_TLS_BSS.
105 (Orphan_section_placement::Orphan_section_placement): Initialize
106 new places.
107 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
108 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
109 (tls_script_test_SOURCES): Define.
110 (tls_script_test_DEPENDENCIES): Define.
111 (tls_script_test_LDFLAGS): Define.
112 (tls_script_test_LDADD): Define.
113 * testsuite/Makefile.in: Rebuild.
114
a2c7281b
DK		 1152010-03-22 Doug Kwan <dougkwan@google.com>
116
117 * arm.cc (Arm_relocate_functions::abs8,
118 Arm_relocate_functions::abs16): Use correct check for overflow
119 specified in the ARM ELF specs.
120 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
121 target of a BLX instruction specially.
122 (Reloc_stub::stub_type_for_reloc): Ditto.
123 (Relocate::relocate): Use symbolic names instead of numeric relocation
124 codes to report error.
125 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
126 workaround.
127 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
128 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
129 thumb2_blx_out_of_range.stdout
130 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
131 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
132 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
133 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
134 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
135 thumb2_blx_in_range, thumb2_blx_in_range.o,
136 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
137 thumb2_blx_out_of_range.o): New rules.
138 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
139 thumb2_blx_in_range and thumb2_blx_out_of_range.
140 * testsuite/Makefile.in: Regenerate.
141 * arm_branch_in_range.sh: Add tests for THUMB BLX.
142 * testsuite/thumb_blx_in_range.s: New file.
143 * testsuite/thumb_blx_out_of_range.s: New file.
144
b0193076
RÁE		 1452010-03-22 Rafael Espindola <espindola@google.com>
146
147 * archive.cc (Should_include): Move to archive.h.
148 (should_include_member): Make it a member of Archive.
149 (Lib_group): New.
150 (Add_lib_group_symbols): New.
151 * archive.h: Include options.h.
152 (Archive_member): Moved from Archive.
153 (Should_include): Moved from archive.cc.
154 (Lib_group): New.
155 (Add_lib_group_symbols): New.
156 * dynobj.cc (do_should_include_member): New.
157 * dynobj.h (do_should_include_member): New.
158 * gold.cc (queue_initial_tasks): Update call to queue.
159 * main.cc (main): Print lib group stats.
160 * object.cc (do_should_include_member): New.
161 * object.h: Include archive.h.
162 (Object::should_include_member): New.
163 (Object::do_should_include_member): New.
164 (Sized_relobj::do_should_include_member): New.
165 * options.cc (General_options::parse_start_lib): New.
166 (General_options::parse_end_lib): New.
167 (Input_arguments::add_file): Handle lib groups.
168 (Input_arguments::start_group): Check we are not in a lib.
169 (Input_arguments::start_lib): New.
170 (Input_arguments::end_lib): New.
171 * options.h (General_options): Add start_lib and end_lib.
172 (Input_argument::lib_): New.
173 (Input_argument::lib): New.
174 (Input_argument::is_lib): New.
175 (Input_file_lib): New.
176 (Input_arguments::in_lib_): New.
177 (Input_arguments::in_lib): New.
178 (Input_arguments::start_lib): New.
179 (Input_arguments::end_lib_): New.
180 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
181 in unused members as preempted.
182 (Sized_pluginobj::do_should_include_member): New.
183 * plugin.h (Sized_pluginobj::do_should_include_member): New.
184 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
185 return the blocker.
186 (Read_symbols::do_whole_lib_group): New.
187 (Read_symbols::do_lib_group): New.
188 (Read_symbols::do_read_symbols): Handle lib groups.
189 (Read_symbols::get_name): Handle lib groups.
190 * readsyms.h (Read_symbols): Add an archive member pointer.
191 (Read_symbols::do_whole_lib_group): New.
192 (Read_symbols::do_lib_group): New.
193 (Read_symbols::member_): New.
194 * script.cc (read_input_script): Update call to queue_soon.
195
d099120c
DK		 1962010-03-19 Doug Kwan <dougkwan@google.com>
197
198 * arm.cc (Stub_table::Stub_table): Initialize new data members
199 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
200 (Stub_table::add_reloc_stub): Assign stub offset and update
201 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
202 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
203 New data members.
204 (Stub_table::update_data_size_and_addralign): Use
205 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
206 instead of going over all reloc stubs.
207 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
208 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
209 Stringpool_template::offset_ to size of Stringpool_char.
210 (Stringpool_template::new_key_offset): Remove code to initialize
211 Stringpool_template::offset_.
212 * stringpool.h (Stringpool_template::set_no_zero_null): Set
213 Stringpool_template::offset_ to zero.
214
1aa37384
DK		 2152010-03-15 Doug Kwan <dougkwan@google.com>
216
217 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
218 offset_.
219 (Stringpool_template::new_key_offset): New method.
220 (Stringpool_template::add_string): Assign offsets when adding new
221 strings.
222 (Stringpool_template::set_string_offsets): Do not set string offsets
223 when not optimizing.
224 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
225 member size_.
226 (Chunked_vector::clear): Clear size_.
227 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
228 (Chunked_vector::size): Return size_.
229 (Chunked_vector::push_back): Use size_ to find insert position.
230 (Chunked_vector::size_): New data member.
231 (Stringpool_template::set_no_zero_null): Assert string set is empty.
232 (Stringpool_template::new_key_offset): New method declaration.
233 (Stringpool_template::offset_): New data member.
234
b672b057
RÁE		 2352010-03-15 Rafael Espindola <espindola@google.com>
236
237 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
238 Add_symbols' constructor.
239 * readsyms.h (Add_symbols): Remove the input_group member.
240
b6848d3c
ILT		 2412010-03-10 Ian Lance Taylor <iant@google.com>
242
243 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
244 target to ask whether a reference to a symbol requires a stack
245 split.
246 * target.h (Target::is_call_to_non_split): New function.
247 (Target::do_is_call_to_non_split): Declare virtual function.
248 * target.cc: Include "symtab.h".
249 (Target::do_is_call_to_non_split): New function.
250 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
251
a2a5469e
CC		 2522010-03-10 Cary Coutant <ccoutant@google.com>
253
254 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
255 (File_read::open[1]): Remove initial mapping of whole_file_view_.
256 (File_read::open[2]): Add whole_file_view_ to list of views.
257 (File_read::make_view): Remove test of whole_file_view_.
258 (File_read::find_or_make_view): Create whole_file_view_ if
259 necessary.
260 (File_read::clear_views): Replace bool parameter with enum;
261 adjust all callers. Don't delete views with permanent data;
262 do delete cached views and views from archives if
263 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
264 if clearing the corresponding view.
265 * fileread.h (File_read::Clear_views_mode): New enum.
266 (File_read::View::is_permanent_view): New method.
267 (File_read::clear_views): Replace bool parameter
268 with enum; adjust all callers.
269 * options.h (General_options): Change keep_files_mapped option;
270 add map_whole_files.
271 * readsyms.cc (Add_symbols::run): Delete sd_ object before
272 releasing the file.
273 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
274 the file.
275
8861f32b
DM		 2762010-03-10 David S. Miller <davem@davemloft.net>
277
278 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
279
d62d0f5f
ST		 2802010-03-09 Sriraman Tallam <tmsriram@google.com>
281
282 * icf.cc (get_section_contents): Add '@' marker after processing the
283 merge reloc.
284
9177756d
DK		 2852010-03-08 Doug Kwan <dougkwan@google.com>
286
287 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
288 due to a conversion warning.
289 (Arm_relobj::update_output_local_symbol_count): Check for local
290 symbol with unset output index.
291
9e9e071b
ILT		 2922010-03-05 Ian Lance Taylor <iant@google.com>
293
294 * options.h (class General_options): Add --spare-dynamic-tags.
295 * output.cc (Output_data_dynamic::set_final_data_size): Implement
296 --spare-dynamic-tags.
297
a81ee015
ILT		 2982010-03-05 Ian Lance Taylor <iant@google.com>
299
300 * incremental.cc: Include "libiberty.h".
301
44ec90b9
RO		 3022010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
303
304 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
305 function, is_info_ member.
306 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
307 (Versions::Versions): Update caller.
308 (Versions::define_base_version): Likewise.
309 (Versions::add_def): Likewise.
310
0897ed3b
ST		 3112010-03-03 Sriraman Tallam <tmsriram@google.com>
312
313 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
314 (Scan::possible_function_pointer_reloc): New function.
315 (Scan::local_reloc_may_be_function_pointer): Change to call
316 possible_function_pointer_reloc.
317 (Scan::global_reloc_may_be_function_pointer): Ditto.
318 * icf.h (Icf::check_section_for_function_pointers): Change to reject
319 relocations in ".data.rel.ro._ZTV" section.
320 * testsuite/icf_safe_so_test.sh: Change to pass i386.
321 * testsuite/icf_safe_so_test.cc: Ditto.
322 * testsuite/icf_safe_test.cc: Ditto.
323 * testsuite/icf_safe_test.sh: Ditto.
324
d3bbad62
ILT		 3252010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
326 Ian Lance Taylor <iant@google.com>
327
328 * target-reloc.h (relocate_section): Check the symbol table index
329 for -1U before setting the local symbol index.
330 (scan_relocatable_relocs): If copying the relocation, record that
331 the local symbol is required.
332 * object.h (Symbol_value::is_output_symtab_index_set): New
333 function.
334 (Symbol_value::may_be_discarded_from_output_symtab): New
335 function.
336 (Symbol_value::has_output_symtab_entry): New function.
337 (Symbol_value::needs_output_symtab_entry): Remove.
338 (Symbol_value::output_symtab_index): Make sure the symbol index is
339 set.
340 (Symbol_value::set_output_symtab_index): Make sure the symbol
341 index is not set. Make sure the new index is valid.
342 (Symbol_value::set_must_have_output_symtab_entry): New function.
343 (Symbol_value::has_output_dynsym_entry): New function.
344 (Symbol_value::set_output_dynsym_index): Make sure the new index
345 is valid.
346 (Sized_relobj::set_must_have_output_symtab_entry): New function.
347 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
348 local symbol if permitted.
349 (Sized_relobj::do_finalize_local_symbols): Call
350 is_output_symtab_index_set rather than needs_output_symtab_entry.
351 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
352 rather than needs_output_symtab_entry. Call
353 has_output_dynsym_entry rather than needs_output_dynsym_entry.
354 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
355 is_output_symtab_index_set rather than needs_output_symtab_entry.
356 * testsuite/discard_locals_relocatable_test.c: New file.
357 * testsuite/discard_locals_test.sh: Test -r.
358 * testsuite/Makefile.am (check_DATA): Add
359 discard_locals_relocatable_test1.syms,
360 discard_local_relocatable_test2.syms.
361 (MOSTLYCLEANFILES): Likewise. Also add
362 discard_locals_relocatable_test1.lout and
363 discard_locals_relocatable_test2.out.
364 (discard_locals_relocatable_test1.syms): New target.
365 (discard_locals_relocatable_test.o): New target.
366 (discard_locals_relocatable_test1.out): New target.
367 (discard_locals_relocatable_test2.syms): New target.
368 (discard_locals_relocatable_test2.out): New target.
369 (various): Add missing ../ld-new dependencies.
370 * testsuite/Makefile.in: Rebuild.
371
7e8ccf26
NC		 3722010-03-03 Nick Clifton <nickc@redhat.com>
373
374 * po/fi.po: New Finnish translation.
375
2a0ff005
DK		 3762010-03-01 Doug Kwan <dougkwan@google.com>
377
378 * layout.cc (Layout::Layout): Force section types of .init_array*,
379 .preinit_array* and .fini_array* sections.
380 * output.cc (Output_section::Input_section_sort_entry::has_priority):
381 Fix check of return value of std::string::find.().
382 (Output_section::Input_section_sort_compare::operator()): Remove
383 comment about .init_array.
384 (Output_section::Input_section_sort_init_fini_compare::operator()):
385 New method.
386 (Output_section::sort_attached_input_sections): Handle .init_array
387 and .fini_array specially.
388 * output.h (Output_section::Inut_section_sort_compare): Update
389 comment.
390 (Output_section::Input_section_sort_init_fini_compare): New struct.
391
c3e4ae29
DK		 3922010-02-26 Doug Kwan <dougkwan@google.com>
393
394 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
395 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
396 * testsuite/debug_msg.sh: Avoid matching source line number for
397 use of global variable undef_int.
398
2fd9ae7a
DK		 3992010-02-26 Doug Kwan <dougkwan@google.com>
400
401 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
402 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
403 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
404 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
405 * options.cc (General_options::General_options): Initialize member
406 fix_v4bx_.
407 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
408 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
409 and rm_no_fix_v4bx.stdout
410 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
411 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
412 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
413 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
414 and arm_no_fix_v4bx.
415 * Makefile.in: Regenerate.
416 * testsuite/arm_fix_v4bx.s: New file.
417 * testsuite/arm_fix_v4bx.sh: Ditto.
418
67ec7d0b
DK		 4192010-02-24 Doug Kwan <dougkwan@google.com>
420
421 * arm.cc (Target_arm::got_section): Make the .got section the first
422 non RELRO section in the data segment.
423 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
424 suffixes of section names.
425
10165461
DK		 4262010-02-24 Doug Kwan <dougkwan@google.com>
427
428 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
429 flags and attributes merging if an input file is a binary file.
430 * fileread.cc (Input_file::open): Record format of original file.
431 * fileread.h (Input_file::Format): New enum type.
432 (Input_file::Input_file): Initialize data member format_.
433 (Input_file::format): New method definition.
434 (Input_file::format_):: New data member.
435
4a54abbb
DK		 4362010-02-24 Doug Kwan <dougkwan@google.com>
437
438 * arm.cc (Arm_output_data_got): New class.
439 (ARM_TCB_SIZE): New constant
440 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
441 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
442 If user uses a script with a SECTIONS clause, issue only a warning
443 for a misplaced EXIDX input section. Otherwise, issue an error.
444 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
445 garbage collection.
446 (Target_arm::got_mode_index_entry): Handle static linking.
447 (Target_arm::Scan::local): Ditto.
448 (Target_arm::Scan::global): Ditto.
449 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
450 all incorrectly implemented relocations.
451 (Target_arm::fix_exidx_coverage): Pass layout to
452 Arm_output_section::fix_exidx_coverage.
453 * layout.cc (Layout::section_name_mapping): Remove trailing dots
454 from ".ARM.exidx." and ".ARM.extab.".
455
ca419a6f
ILT		 4562010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
457
458 * arm.cc (Target_arm::do_finalize_sections): Create attribute
459 section if it does not already exist.
460 * attributes.cc (Attributes_section_data::Attributes_section_data):
461 Don't crash if size is zero.
462
135b9c78
ILT		 4632010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
464 Ian Lance Taylor <iant@google.com>
465
466 * gold.cc (queue_middle_tasks): If no input files were opened,
467 exit.
468 * workqueue.h (Task_function::Task_function): Assert that there is
469 a blocker.
470
bb0bfe4f
DK		 4712010-02-22 Doug Kwan <dougkwan@google.com>
472
473 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
474 * icf.cc (get_section_contents): Cast snprintf arguments to long long
475 types to avoid warnings due to different uint64_t implementations
476 on different hosts.
477
2a2b6d42
DK		 4782010-02-21 Doug Kwan <dougkwan@google.com>
479
480 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
481 handling of the maximum backward branch offset.
482 (Arm_relocate_functions::thumb_branch_common): Ditto.
483 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
484 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
485 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
486 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
487 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
488 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
489 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
490 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
491 thumb_bl_out_of_range thumb_bl_out_of_range.o,
492 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
493 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
494 thumb2_bl_out_of_range.o): New rules.
495 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
496 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
497 thumb2_bl_out_of_range
498 * testsuite/Makefile.in: Regenerate.
499 * testsuite/arm_bl_in_range.s: New file.
500 * testsuite/arm_bl_out_of_range.s: Ditto.
501 * testsuite/arm_branch_in_range.sh: Ditto.
502 * testsuite/arm_branch_range.t: Ditto.
503 * testsuite/thumb2_branch_range.t: Ditto.
504 * testsuite/thumb_bl_in_range.s: Ditto.
505 * testsuite/thumb_bl_out_of_range.s: Ditto.
506 * testsuite/thumb_branch_range.t: Ditto.
507
b487ad64
ST		 5082010-02-20 Sriraman Tallam <tmsriram@google.com>
509
510 * gc.h (gc_process_relocs): Change vectors to point to the new list.
511 Add reloc offset information.
512 * icf.cc (get_section_contents): Change iterators to point to the new
513 vectors. Add reloc offset information to the contents.
514 * icf.h (Icf::Sections_reachable_info): New typedef.
515 (Icf::Sections_reachable_list): New typedef.
516 (Icf::Offset_info): New typedef.
517 (Icf::Reloc_info): New struct typedef.
518 (Icf::Reloc_info_list): New typedef.
519 (Icf::symbol_reloc_list): Delete method.
520 (Icf::addend_reloc_list): Delete method.
521 (Icf::section_reloc_list): Delete method.
522 (Icf::reloc_info_list): New method.
523 (Icf::reloc_info_list_): New member.
524
f96accdf
DK		 5252010-02-19 Doug Kwan <dougkwan@google.com>
526
527 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
528 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
529 * arm.cc (Arm_relocation_functions): New forward declaration.
530 (Target_arm::Target_arm): Initialize new data members
531 got_mod_index_offset_ and tls_base_symbol_defined_.
532 (Target_arm::Relocate::relocate_tls): New method.
533 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
534 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
535 New methods.
536 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
537 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
538 (Target_arm::got_mod_index_offset_,
539 Target_arm::tls_base_symbol_defined_): New data members.
540 (Target_arm::Scan::local, Target::Scan::global,
541 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
542 relocations.
543
c8761b9a
DK		 5442010-02-18 Doug Kwan <dougkwan@google.com>
545
546 * arm.cc (Arm_relobj::find_linked_text_section): New method.
547 (Arm_relobj::make_exidx_input_section): Pass section index of linked
548 text section as a parameter becuase some broken tools may not set
549 the link in section header.
550 (Target_arm::has_got_section): New method.
551 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
552 without any mapping symbol as data only. Remove warning.
553 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
554 link in its section header, try to discover the link by inspecting the
555 REL31 relocation at the beginning of the section.
556 (Target_arm::Scan::check_non_pic): Report name of offending relocation
557 in error message.
558 (Target_arm::Scan::global): Treat any reference to the symbol
559 _GLOBAL_OFFSET_TABLE_ as a GOT access.
560
21bb3914
ST		 5612010-02-12 Sriraman Tallam <tmsriram@google.com>
562
563 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
564 (Scan::global_reloc_may_be_function_pointer): New function.
565 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
566 (Scan::global_reloc_may_be_function_pointer): New function.
567 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
568 (Scan::global_reloc_may_be_function_pointer): New function.
569 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
570 (Scan::global_reloc_may_be_function_pointer): New function.
571 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
572 (Scan::global_reloc_may_be_function_pointer): New function.
573 (Scan::possible_function_pointer_reloc): New function.
574 (Target_x86_64::can_check_for_function_pointers): New function.
575 * gc.h (gc_process_relocs): Scan relocation types to determine if
576 function pointers were taken for targets that support it.
577 * icf.cc (Icf::find_identical_sections): Include functions for
578 folding in safe ICF whose pointer is not taken.
579 * icf.h (Secn_fptr_taken_set): New typedef.
580 (fptr_section_id_): New member.
581 (section_has_function_pointers): New function.
582 (set_section_has_function_pointers): New function.
583 (check_section_for_function_pointers): New function.
584 * options.h: Fix comment for safe ICF option.
585 * target.h (can_check_for_function_pointers): New function.
586 * testsuite/Makefile.am: Add icf_safe_so_test test case.
587 Modify icf_safe_test for X86-64.
588 * testsuite/Makefile.in: Regenerate.
589 * testsuite/icf_safe_so_test.cc: New file.
590 * testsuite/icf_safe_so_test.sh: New file.
591 * testsuite/icf_safe_test.cc (kept_func_3): New function.
592 (main): Change to take pointer to function kept_func_3.
593 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
594 folding is done correctly for X86-64.
595
0da6fa6c
DM		 5962010-02-12 David S. Miller <davem@davemloft.net>
597
598 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
599 is_symbolless parameter.
600 (Output_reloc<SHT_REL>::is_symbolless): New.
601 (Output_reloc<SHT_REL>::is_symbolless_): New.
602 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
603 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
604 (Output_reloc<SHT_RELA>::is_symbolless): New.
605 (Output_data_reloc::add_global): Handle is_symbolless.
606 (Output_data_reloc::add_global_relative): Likewise.
607 (Output_data_reloc::add_local): Likewise.
608 (Output_data_reloc::add_local_relative): Likewise.
609 (Output_data_reloc::add_symbolless_global_addend): New.
610 (Output_data_reloc::add_symbolless_local_addend): New.
611 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
612 is_symbolless.
613 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
614 instead of ->is_relative_
615 (Output_reloc::write): Likewise.
616 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
617 (Output_reloc::write_rel): Simplify.
618
619 * sparc.cc (Target_sparc::Scan::local): Use
620 ->add_symbolless_local_addend as needed.
621 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
622 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
623 based upon relocation offset.
624
e4782e83
DK		 6252010-02-11 Doug Kwan <dougkwan@google.com>
626
627 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
628 (Target_arm::Scan::global): Ditto. Also remove a comment before the
629 beginning of function.
630 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
631 and MOVT_ABS relocations. Those are non issued in scanning. Fix
632 parameter is_32bit in calls to should_apply_static_reloc.
633 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
634 (check_DATA): Add arm_abs_global.stdout.
635 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
636 arm_abs_global.stdout): New rules.
637 (MOSTLLYCLEANFILES): Add arm_abs_global
638 * Makefile.in: Regenerate.
639 * testsuite/arm_abs_global.s: New file.
640 * testsuite/arm_abs_global.sh: Ditto.
641 * testsuite/arm_abs_lib.s: Ditto.
642
93ceb764
ILT		 6432010-02-11 Ian Lance Taylor <iant@google.com>
644
645 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
646 Read_relocs task.
647 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
648 Allocate_commons_task first.
649 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
650 task, rather than symtab_lock_.
651 (Gc_process_relocs::~Gc_process_relocs): New function.
652 (Gc_process_relocs::is_runnable): Check this_blocker_.
653 (Gc_process_relocs::locks): Use next_blocker_ rather than
654 blocker_.
655 (Scan_relocs::~Scan_relocs): New function.
656 (Scan_relocs::is_runnable): Check this_blocker_ rather than
657 symtab_lock_.
658 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
659 next_blocker_.
660 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
661 fields. Add this_blocker_ and next_blocker_ fields. Adjust
662 constructor accordingly.
663 (class Gc_process_relocs): Likewise.
664 (class Scan_relocs): Likewise.
665 * common.h (class Allocate_commons_task): Remove symtab_lock_
666 field, and corresponding constructor parameter.
667 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
668 symtab_lock_.
669 (Allocate_commons_task::locks): Likewise.
670
114dfbe1
ILT		 6712010-02-11 Ian Lance Taylor <iant@google.com>
672
673 * gold-threads.h (class Once): Define.
674 (class Initialize_lock): Rewrite as child of Once.
675 * gold-threads.cc (class Once_initialize): Define.
676 (once_pointer_control): New static variable.
677 (once_pointer, once_arg): New static variables.
678 (c_run_once): New static function.
679 (Once::Once, Once::run_once, Once::internal_run): New functions.
680 (class Initialize_lock_once): Remove.
681 (initialize_lock_control): Remove.
682 (initialize_lock_pointer): Remove.
683 (initialize_lock_once): Remove.
684 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
685 (Initialize_lock::initialize): Rewrite.
686 (Initialize_lock::do_run_once): New function.
687 * archive.cc (Archive::interpret_header): Only clear name if it is
688 not already empty.
689 * fileread.cc: Include "gold-threads.h"
690 (file_counts_lock): New static variable.
691 (file_counts_initialize_lock): Likewise.
692 (File_read::release): Only increment counts when using --stats.
693 Use a lock around the increment.
694 * parameters.cc (class Set_parameters_target_once): Define.
695 (set_parameters_target_once): New static variable.
696 (Parameters::Parameters): Move here from parameters.h.
697 (Parameters::set_target): Rewrite.
698 (Parameters::set_target_once): New function.
699 (Parameters::clear_target): Move here and rewrite.
700 * parameters.h (class Parameters): Update declarations. Add
701 set_parameters_target_once_ field.
702 (Parameters::Parameters): Move to parameters.cc.
703 (Parameters::clear_target): Likewise.
704 * readsyms.cc (Read_symbols::do_group): Create a Start_group
705 task.
706 (Start_group::~Start_group): New function.
707 (Start_group::is_runnable): New function.
708 (Start_group::locks, Start_group::run): New functions.
709 (Finish_group::run): Change saw_undefined to size_t.
710 * readsyms.h (class Start_group): Define.
711 (class Finish_group): Change saw_undefined_ field to size_t.
712 (Finish_group::Finish_group): Remove saw_undefined and
713 this_blocker parameters. Change all callers.
714 (Finish_group::set_saw_undefined): New function.
715 (Finish_group::set_blocker): New function.
716 * symtab.h (class Symbol_table): Change saw_undefined to return
717 size_t. Change saw_undefined_ field to size_t.
718 * target-select.cc (Set_target_once::do_run_once): New function.
719 (Target_selector::Target_selector): Initialize set_target_once_
720 field. Don't initialize lock_ and initialize_lock_ fields.
721 (Target_selector::instantiate_target): Rewrite.
722 (Target_selector::set_target): New function.
723 * target-select.h (class Set_target_once): Define.
724 (class Target_selector): Update declarations. Make
725 Set_target_once a friend. Remove lock_ and initialize_lock_
726 fields. Add set_target_once_ field.
727
fa17a3f4
ILT		 7282010-02-10 Ian Lance Taylor <iant@google.com>
729
730 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
731 queueing any tasks.
732 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
733 (queue_middle_tasks): Add all blockers before queueing any tasks.
734 (queue_final_tasks): Likewise.
735 * token.h (Task_token::add_blockers): New function.
736 * object.h (Input_objects::number_of_relobjs): New function.
737
c7177d31
ILT		 7382010-02-10 Ian Lance Taylor <iant@google.com>
739
5de0e392
ILT		 740 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
741 shared, not if not position independent.
742 * x86_64.cc (Relocate::relocate_tls): Likewise.
743 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
744 (tls_pie_pic_test): New target.
745 * testsuite/Makefile.in: Rebuild.
746
c7177d31
ILT		 747 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
748 (tls_test_main_pie.o, tls_test_pie.o): New targets.
749 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
750 * testsuite/Makefile.in: Rebuild.
751
684b268a
DM		 7522010-02-09 David S. Miller <davem@davemloft.net>
753
754 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
755 R_SPARC_RELATIVE using ->add_local_relative().
756 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
757
612a8d3d
DM		 758 * output.h (Output_data_dynamic::add_section_size): New method
759 that takes two Output_data objects.
760 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
761 entry param. Handle it in initializers.
762 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
763 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
764 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
765 arg.
766 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
767 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
768 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
769 for dynrel_includes_plt.
770 * i386.cc (Target_i386::do_finalize_sections): Likewise.
771 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
772 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
773 before .rela.plt
774 (Target_sparc::do_finalize_sections): Update to pass true for
775 dynrel_includes_plt.
776 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
777 output before .rela.plt
778 (Target_powerpc::do_finalize_sections): Update to pass true for
779 dynrel_includes_plt when 32-bit.
780
cb1be87e
DK		 7812010-02-08 Doug Kwan <dougkwan@google.com>
782
783 * arm.cc (Arm_relobj::simple_input_section_output_address): New
784 method.
785 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
786 Arm_relobj::scan_section_for_cortex_a8_stubs,
787 Arm_relobj::do_relocation_section): Instead of calling
788 Output_section::output_address, use faster
789 Arm_relobj::simple_input_section_output_address.
790
705b5121
DM		 7912010-02-08 David S. Miller <davem@davemloft.net>
792
793 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
794 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
795 relocation helper function.
796
024c4466
DM		 797 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
798 just like R_SPARC_GOT{10,13,22}.
799 (Target_sparc::Scan::local): Likewise.
800 (Target_sparc::Relocate:relocate): Likewise.
801
9109c078
ILT		 8022010-02-06 Ian Lance Taylor <iant@google.com>
803
804 * configure.ac: Rewrite targetobjs duplicate removal code to use
805 only shell constructs.
806 * configure: Rebuild.
807
cf846138
DK		 8082010-02-05 Doug Kwan <dougkwan@google.com>
809
810 PR 11247
811 * arm.cc (Arm_relobj::section_is_scannable): New method.
812 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
813 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
814
6cfaf60b
DK		 8152010-02-04 Doug Kwan <dougkwan@google.com>
816
817 PR 11247
818 * arm-reloc-property.cc (cstdio): Include.
819 * configure.ac (targetobjs): Remove duplicates.
820 * configure: Regenerate.
821 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
822 big and little endian version for a given address size.
823
5c57f1be
DK		 8242010-02-03 Doug Kwan <dougkwan@google.com>
825
826 * arm-reloc-property.cc
827 (Arm_reloc_property_table::reloc_name_in_error_message): New method
828 definition.
829 * arm-reloc-property.h
830 (Arm_reloc_property_table::get_implemented_static_reloc_property):
831 New method definition.
832 (Arm_reloc_property_table::reloc_name_in_error_message): New method
833 declaration.
834 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
835 overflow to N.
836 (GOT_PREL): Change implemented to Y.
837 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
838 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
839 (Arm_relocate_functions::movw_abs_nc): Remove method.
840 (Arm_relocate_functions::movt_abs): Ditto.
841 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
842 (Arm_relocate_functions::thm_movt_abs): Ditto.
843 (Arm_relocate_functions::movw_rel_nc): Ditto.
844 (Arm_relocate_functions::movw_rel): Ditto.
845 (Arm_relocate_functions::movt_rel): Ditto.
846 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
847 (Arm_relocate_functions:thm_movw_rel): Ditto.
848 (Arm_relocate_functions:thm_movt_rel): Ditto.
849 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
850 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
851 New method definitions.
852 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
853 (Arm_relocation_functions::arm_grp_ldr): Ditto.
854 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
855 (Arm_relocation_functions::arm_grp_ldc): Ditto.
856 (Target_arm::Relocate::relocate): Check for non-static or
857 unimplemented relocation code and exit early. Change calls to
858 Target_arm::reloc_uses_thumb_bit and
859 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
860 instead. Refactor code to handle similar relocations to increase
861 code sharing. Remove check for unsupported relocation code in switch
862 statement.
863 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
864 relocation property table to find out size. Change error message to
865 print out the name of a relocation code instead of the numeric value.
866 (Target_arm::scan_reloc_for_stub): Use relocation property table
867 instead of calling Target_arm::reloc_uses_thumb_bit().
868
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DK		 8692010-02-02 Doug Kwan <dougkwan@google.com>
870
871 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
872 types of relaxed input section.
873
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DK		 8742010-02-02 Doug Kwan <dougkwan@google.com>
875
876 * Makefile.am (HFILES): Add arm-reloc-property.h.
877 (DEFFILES): New.
878 (TARGETSOURCES): Add arm-reloc-property.cc
879 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
880 (libgold_a_SOURCES): $(DEFFILES)
881 * Makefile.in: Regenerate.
882 * arm-reloc-property.cc: New file.
883 * arm-reloc-property.h: New file.
884 * arm-reloc.def: New file.
885 * arm.cc: Update comments.
886 (arm-reloc-property.h): New included header.
887 (arm_reloc_property_table): New global variable.
888 (Target_arm::do_select_as_default_target): New method definition.
889 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
890 arm-reloc-property to targ_extra_obj.
891 * parameters.cc (set_parameters_target): Call
892 Target::select_as_default_target().
893 * target.h (Target::select_as_default_target): New method definition.
894 (Target::do_select_as_default_target): Same.
895
546c7457
DK		 8962010-02-01 Doug Kwan <dougkwan@google.com>
897
898 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
899 first_output_text_section_.
900 (Arm_exidx_fixup::first_output_text_section): New method definition.
901 (Arm_exidx_fixup::first_output_text_section_): New data member.
902 (Arm_exidx_fixup::process_exidx_section): Record the first text
903 output section seen.
904 (Arm_output_section::fix_exidx_coverage): Set correct linked section
905 and entsize in output section header.
906
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DK		 9072010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
908
909 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
910 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
911 (Arm_relocate_functions::thm_alu11): New Method.
912 (Arm_relocate_functions::thm_pc8): New Method.
913 (Arm_relocate_functions::thm_pc12): New Method.
914 (Target_arm::Scan::local): Handle the relocations.
915 (Target_arm::Scan::global): Likewise.
916 (Target_arm::Relocate::relocate): Likewise.
917 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
918
c9a2c125
DK		 9192010-01-29 Doug Kwan <dougkwan@google.com>
920
921 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
922 of relocation types as ld.
923
1521477a
DK		 9242010-01-29 Doug Kwan <dougkwan@google.com>
925
926 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
927 to public.
928 (Arm_relocate_functions::thumb_branch_common): Ditto.
929 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
930 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
931 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
932 Arm_relocate_functions::jump24): Remove.
933 (Target_arm::Relocate::relocate): Adjust code to call
934 Arm_relocation_functions::arm_branch_common and
935 Arm_relocation_functions::thumb_branch_common instead of their removed
936 wrappers. Merge switch-cases together to reduce source code size.
937
e7eca48c
DK		 9382010-01-29 Doug Kwan <dougkwan@google.com>
939
940 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
941 output_local_symbol_count_needs_update_.
942 (Arm_relobj::output_local_symbol_count_needs_update,
943 Arm_relobj::set_output_local_symbol_count_needs_update,
944 Arm_relobj::update_output_local_symbol_count): New methods.
945 (Arm_relobj::output_local_symbol_count_needs_update_): New data
946 member.
947 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
948 of pointed function as in a R_ARM_PREL31 relocation.
949 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
950 for output local symbol count updating.
951 (Target_arm::do_relax): Update output local symbol counts in objects
952 if necessary.
953 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
954
02961d7e
ILT		 9552010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
956
957 * arm.cc: Added support for the ARM relocations:
958 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
959 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
960 (Arm_relocate_functions::movw_rel_nc): Renamed (was
961 movw_prel_nc).
962 (Arm_relocate_functions::movw_rel): New method.
963 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
964 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
965 thm_movw_prel_nc).
966 (Arm_relocate_functions::thm_movw_rel): New method.
967 (Arm_relocate_functions::thm_movt_rel): Renamed (was
968 thm_movt_prel).
969 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
970 relocations.
971 (Target_arm::Scan::global): Likewise.
972 (Target_arm::Relocate::relocate): Likewise.
973 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
974 Likewise.
975
b10d2873
ILT		 9762010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
977
978 * arm.cc: Added support for ARM group relocations.
979 (Target_arm::reloc_needs_sym_origin): New method.
980 (Arm_relocate_functions::calc_grp_kn): New method.
981 (Arm_relocate_functions::calc_grp_residual): New method.
982 (Arm_relocate_functions::calc_grp_gn): New method.
983 (Arm_relocate_functions::arm_grp_alu): New Method.
984 (Arm_relocate_functions::arm_grp_ldr): New Method.
985 (Arm_relocate_functions::arm_grp_ldrs): New Method.
986 (Arm_relocate_functions::arm_grp_ldc): New Method.
987 (Target_arm::Scan::local): Handle the ARM group relocations.
988 (Target_arm::Scan::global): Likewise.
989 (Target_arm::Relocate::relocate): Likewise.
990 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
991 Likewise.
992
2b328d4e
DK		 9932010-01-26 Doug Kwan <dougkwan@google.com>
994
995 * arm.cc (set): Include.
996 (class Arm_exidx_fixup): Change type of last_input_section_ to const
997 pointer type.
998 (Arm_output_section::Text_section_list): New type.
999 (Arm_output_section::append_text_sections_to_list): New method.
1000 (Arm_output_section::fix_exidx_coverage): Ditto.
1001 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1002 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1003 Relobj::set_section_offset() instead of
1004 Sized_relobj::invalidate_section_offset().
1005 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1006 parameter for section headers. Ignore relocation sections for
1007 unallocated sections and EXIDX sections.
1008 (Target_arm::fix_exidx_coverage): New method.
1009 (Target_arm::output_section_address_less_than): New type.
1010 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1011 linked text section instead of the EXIDX section.
1012 (Arm_output_section::create_stub_group): Add an assertion to check
1013 that this is not an EXIDX output section.
1014 (Arm_output_section::append_text_sections_to_list): New method.
1015 (Arm_output_section::fix_exidx_coverage): Ditto.
1016 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1017 Arm_relobj::section_needs_reloc_stub_scanning.
1018 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1019 first pass.
1020 (Target_arm::fix_exidx_coverage): New method.
1021 * object.h (Relobj::set_output_section): New method.
1022 (Sized_relobj::invalidate_section_offset): Remove method.
1023 (Sized_relobj::do_invalidate_section_offset): Remove method.
1024 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1025
c7f3c371
DK		 10262010-01-25 Doug Kwan <dougkwan@google.com>
1027
1028 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1029 Fix warning due to signed and unsigned comparison on a 32-bit host.
1030
8923b24c
DK		 10312010-01-22 Doug Kwan <dougkwan@google.com>
1032
1033 * arm.cc (Target_arm::do_relax): Record an output section for section
1034 offset adjustment it contains any stub table that has changed.
1035 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1036 offsets in an output section if necessary.
1037 * output.cc (Output_section::Output_section): Initialize
1038 section_offsets_need_adjustments_.
1039 (Output_section::add_input_section_for_script): Renamed to
1040 Output_section::add_simple_input_section.
1041 (Output_section::save_states): Add a comment.
1042 (Output_section::discard_states): New method defintion.
1043 (Output_section::adjust_section_offsets): Same.
1044 * output.h (Output_section::add_input_section_for_script): Renamed to
1045 Output_section::add_simple_input_section.
1046 (Output_section::discard_states): New method declaration.
1047 (Output_section::adjust_section_offsets): Same.
1048 (Output_section::section_offsets_need_adjustment,
1049 Output_section::set_section_offsets_need_adjustment): New method
1050 definitions.
1051 (Output_section::section_offsets_need_adjustment_): New data member.
1052 * script-sections.cc
1053 (Output_section_element_input::set_section_address): Adjust code for
1054 renaming of Output_section::add_input_section_for_script.
1055 (Orphan_output_section::set_section_address): Same.
1056
9b2fd367
DK		 10572010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1058
1059 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1060 Fix_v4bx enum values .
1061 * gold/options.h (General_options): New option definitions.
1062 (General_options::fix_v4bx): New method.
1063 (General_options::Fix_v4bx): New enum.
1064 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1065 (General_options::parse_fix_v4bx_interworking): New method.
1066
80d0d023
DK		 10672010-01-22 Doug Kwan <dougkwan@google.com>
1068
1069 * arm.cc (Arm_exidx_fixup): New class.
1070
af2cdeae
DK		 10712010-01-21 Doug Kwan <dougkwan@google.com>
1072
1073 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1074 classes.
1075 (Arm_exidx_section_offset_map): New type.
1076
993d07c1
DK		 10772010-01-21 Doug Kwan <dougkwan@google.com>
1078
1079 * arm.cc (Arm_exidx_input_section): New class.
1080 (Arm_relobj::exidx_input_section_by_link,
1081 Arm_relobj::exidx_input_section_by_shndx,
1082 Arm_relobj::make_exidx_input_section): New methods.
1083 (read_arm_attributes_section): Remove.
1084 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1085 information about them.
1086 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1087 to here.
1088
5ac169d4
DK		 10892010-01-20 Doug Kwan <dougkwan@google.com>
1090
1091 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1092 Input_section_specifier to Section_id.
1093 (Target_arm::new_arm_input_section: Adjust code for change of key
1094 type.
1095 (Target_arm::find_arm_input_section): Ditto.
1096 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1097 (Section_id): Remove.
1098 (Garbage_collection::Section_id_hash): Remove.
1099 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1100 (Section_id): Remove.
1101 (Icf::Section_id_hash): Remove.
1102 * object.h (Section_id, Const_section_id, Section_id_hash,
1103 Const_section_id_hash): New type definitions.
1104 * output.cc (Output_section::add_relaxed_input_section): Change to
1105 use Const_section_id instead of Input_section_specifier as key type.
1106 (Output_section::add_merge_input_section): Ditto.
1107 (Output_section::build_relaxation_map): Change to use Section_id
1108 instead of Input_section_specifier as key type.
1109 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1110 Ditto.
1111 (Output_section::convert_input_sections_to_relaxed_sections): Change
1112 to use Const_section_id instead of Input_section_specifier as key type.
1113 (Output_section::find_merge_section): Ditto.
1114 (Output_section::find_relaxed_input_section): Ditto.
1115 * output.h (Input_section_specifier): Remove class.
1116 (Output_section::Output_section_data_by_input_section_map): Change
1117 key type to Const_section_id.
1118 (Output_section::Output_relaxed_input_section_by_input_section_map):
1119 Ditto.
1120 (Output_section::Relaxation_map): Change key type to Section_id.
1121
a2162063
ILT		 11222010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1123
1124 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1125 (class Arm_v4bx_stub): New class.
1126 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1127 (Stub_factory::make_arm_v4bx_stub): New method.
1128 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1129 (Stub_table::empty): Handle v4bx stubs.
1130 (Stub_table::add_arm_v4bx_stub): New method.
1131 (Stub_table::find_arm_v4bx_stub): New method.
1132 (Arm_relocate_functions::v4bx): New method.
1133 (Target_arm::fix_v4bx): New method.
1134 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1135 (Stub_table::relocate_stubs): Likewise.
1136 (Stub_table::do_write): Likewise.
1137 (Stub_table::update_data_size_and_addralign): Likewise.
1138 (Stub_table::finalize_stubs): Likewise.
1139 (Target_arm::Scan::local): Likewise.
1140 (Target_arm::Scan::global): Likewise.
1141 (Target_arm::do_finalize_sections): Likewise.
1142 (Target_arm::Relocate::relocate): Likewise.
1143 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1144 Likewise.
1145 (Target_arm::scan_reloc_for_stub): Likewise.
1146 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1147
5696ab0b
ILT		 11482010-01-19 Ian Lance Taylor <iant@google.com>
1149
1150 * output.cc (Output_section_headers::do_sized_write): Write large
1151 segment count to sh_info field.
1152 (Output_file_header::do_sized_write): For large segment count,
1153 write PN_XNUM to e_phnum field.
1154
800d0f56
ILT		 11552010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1156
1157 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1158 (Arm_relocate_functions::thm_jump8): New function.
1159 (Arm_relocate_functions::thm_jump11): New function.
1160 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1161 R_ARM_THM_JUMP11.
1162 (Target_arm::Scan::global): Likewise.
1163 (Target_arm::Relocate::relocate): Likewise.
1164 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1165 Likewise.
1166
41263c05
DK		 11672010-01-14 Doug Kwan <dougkwan@google.com>
1168
1169 * arm.cc (map, utility): Include headers.
1170 (Target_arm::apply_cortex_a8_workaround): New method.
1171 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1172 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1173 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1174 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1175 the --[no-]fix-cortex-a8 command line options.
1176 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1177 (Target_arm::relocate_stub): Use addend in instruction template.
1178 * options.h (DEFINE_bool): Set the user-set flag.
1179 (General_options): Add --[no-]-fix-cortex options.
1180 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1181 : Update fast look-up map after conversion.
1182
459e9b03
ST		 11832010-01-14 Sriraman Tallam <tmsriram@google.com>
1184
1185 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1186 in the first pass of do_layout.
1187
b521dfe4
DK		 11882010-01-13 Doug Kwan <dougkwan@google.com>
1189
1190 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1191 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1192 apparent compiler problem of not folding static constant integral
1193 data members of elfcpp::Elf_sizes<32>.
1194
44272192
DK		 11952010-01-13 Doug Kwan <dougkwan@google.com>
1196
1197 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1198 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1199 Arm_relobj::scan_section_for_cortex_a8_erratum,
1200 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1201 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1202 sections to scan for relocation stubs into a new method
1203 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1204 relocation and Cortex-A8 stub scanning.
1205 (Target_arm::do_relax): Force stubs to be after stubbed sections
1206 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1207 the beginning of a new relaxation pass. Update a comment.
1208 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1209
44b71ece
ILT		 12102010-01-12 Ian Lance Taylor <iant@google.com>
1211
1212 * target-reloc.h (visibility_error): New inline function.
1213 (relocate_section): Call visibility_error.
1214 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1215 (MOSTLYCLEANFILES): Likewise.
1216 (protected_4_pic.o, protected_3.err): New targets.
1217 * testsuite/protected_4.cc: New file.
1218
a120bc7f
DK		 12192010-01-12 Doug Kwan <dougkwan@google.com>
1220
1221 * arm.cc (Cortex_a8_reloc): New class.
1222 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1223 and cortex_a8_relocs_info_.
1224 (Target_arm::fix_cortex_a8): New method definition.
1225 (Target_arm::Cortex_a8_relocs_info): New type.
1226 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1227 New data member declarations.
1228 (Target_arm::scan_reloc_for_stub): Record information about
1229 relocations for THUMB branches that might be exempted from the
1230 Cortex-A8 workaround.
1231 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1232 at the beginning of a relaxation pass.
1233
20138696
DK		 12342010-01-12 Doug Kwan <dougkwan@google.com>
1235
1236 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1237 (Arm_relobj::Mapping_symbol_position,
1238 Arm_reloj::Mapping_symbol_position_less,
1239 Arm_relobj::Mapping_symbols_info): New types.
1240 (Target_arm::is_mapping_symbol_name): New method definition.
1241 (Arm_relobj::do_count_local_symbols): Save information about mapping
1242 symbols.
1243
089d69dc
DK		 12442010-01-11 Doug Kwan <dougkwan@google.com>
1245
1246 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1247 Arm_relocate_functions::thumb32_branch_upper,
1248 Arm_relocate_functions::thumb32_branch_lower,
1249 Arm_relocate_functions::thumb32_cond_branch_offset,
1250 Arm_relocate_functions::thumb32_cond_branch_upper,
1251 Arm_relocate_functions::thumb32_cond_branch_lower,
1252 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1253 branch offset encoding.
1254 (Arm_relocate_functions::thumb_branch_common): Use new branch
1255 offset encoding methods to avoid code duplication.
1256 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1257 (Stub_addend_reader::operator()): Use new branch encoding method
1258 to avoid code duplication.
1259
99e5bff2
DK		 12602010-01-11 Doug Kwan <dougkwan@google.com>
1261
1262 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1263 (Target_arm::do_finalize_sections): Define special EXIDX section
1264 symbols only if referenced.
1265 * gc.h (Garbage_collection::add_reference): New method.
1266 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1267 code duplication.
1268
98e090bd
ILT		 12692010-01-11 Ian Lance Taylor <iant@google.com>
1270
d0a91bd8
ILT		 1271 * script.cc (Version_script_info::build_expression_list_lookup):
1272 Change complaing about duplicate wildcard match from error to
1273 warning.
1274
98e090bd
ILT		 1275 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1276 of 2009-12-30.
1277 (Version_script_info::Version_script_info): Initialize globs_,
1278 default_version_, default_is_global_, and exact_. Don't
1279 initialize globals_ or locals_.
1280 (Version_script_info::build_lookup_tables): Build local symbols
1281 first.
1282 (Version_script_info::unquote): New function.
1283 (Version_script_info::add_exact_match): New function.
1284 (Version_script_info::build_expression_list_lookup): Remove lookup
1285 parameter. Add is_global parameter. Change all callers. Handle
1286 wildcard pattern specially. Unquote pattern. Call
1287 add_exact_match.
1288 (Version_script_info::get_name_to_match): New function.
1289 (Version_script_info::get_symbol_version): New function.
1290 (Version_script_info::get_symbol_version_helper): Remove.
1291 (Version_script_info::check_unmatched_names): Call unquote.
1292 * script.h (class Version_script_info): Change get_symbol_version
1293 to be non-inline and add is_global parameter; change all callers.
1294 Rewrite symbol_is_local. Update declarations. Define struct
1295 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1296 Remove globals_ and locals_ members. Add exact_, globs_,
1297 default_version_, is_global_.
1298 (Version_script_info::Glob): Remove pattern, add expression and
1299 is_global. Update constructor. Change all callers.
1300 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1301 default version.
1302 (Versions::symbol_section_contents): If a symbol is undefined, or
1303 defined in a dynamic object, set the version index to
1304 VER_NDX_LOCAL.
1305 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1306 symbol_is_local.
1307 (Symbol_table::add_from_pluginobj): Likewise.
1308 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1309
d56962d3
DK		 13102010-01-11 Doug Kwan <dougkwan@google.com>
1311
1312 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1313 (incremental_dump_LDADD): Add linking option for libintl.
1314 * Makefile.in: Regenerate.
1315
94e6ee91
L		 13162010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1317
1318 PR gold/11144
1319 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1320 instead of -Ds.
1321 * testsuite/Makefile.in: Regenerated.
1322
e96c574b
DK		 13232010-01-10 Doug Kwan <dougkwan@google.com>
1324
1325 * options.h (DEFINE_var): Use parentheses around argument varname__
1326 in macro body to avoid any unintended subsequent substitutions.
1327
7198066b
ILT		 13282010-01-10 Ian Lance Taylor <iant@google.com>
1329
ba4d53bf
ILT		 1330 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1331 candidates before doing symbol resolution.
1332
7198066b
ILT		 1333 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1334 ODR candidates if only one is weak.
1335
a2beed37
ILT		 13362010-01-08 Ian Lance Taylor <iant@google.com>
1337
1338 * script.cc (Version_script_info::build_expression_list_lookup):
1339 Don't warn about ambiguous version, just record the ambiguity.
1340 (Version_script_info::get_symbol_version_helper): Give error if
1341 version is ambiguous.
1342
2fb7225c
DK		 13432010-01-08 Doug Kwan <dougkwan@google.com>
1344
1345 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1346 prev_data_size_ and prev_addralign_. Remove initializer for
1347 deleted data member has_been_changed_.
1348 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1349 to determine if the table is empty.
1350 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1351 Remove.
1352 (Stub_table::add_reloc_stub): Define method in class definition
1353 instead of just declaring it there.
1354 (Stub_table::add_cortex_a8_stub): New method definition.
1355 (Stub_table::update_data_size_and_addralign): Ditto.
1356 (Stub_table::finalize_stubs): Ditto.
1357 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1358 (Stub_table::do_addralign_): Return address alignment in the
1359 (Stub_table::do_reset_address_and_file_offset): Define method in
1360 class definition instead of declaring it there. Set current data
1361 size to be the data size of the previous pass.
1362 (Stub_table::set_final_data_size): Use current data size as the
1363 final data size.
1364 (Stub_table::relocate_stub): Change parameter type of stub from
1365 Reloc_stub pointer to Stub pointer.
1366 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1367 (Stub_table::Cortex_a8_stub_list): New typedef.
1368 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1369 Stub_table::prev_addralign_): New data member.
1370 (Arm_relobj::Arm_relobj): Initialize data member
1371 section_has_cortex_a8_workaround_.
1372 (Arm_relobj::section_has_cortex_a8_workaround,
1373 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1374 definitions.
1375 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1376 declarations.
1377 (Target_arm::relocate_stub): Change parameter type of stub from
1378 Reloc_stub pointer to Stub pointer.
1379 (Insn_template::size, Insn_template::alignment): Handle
1380 THUMB16_SPECIAL_TYPE.
1381 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1382 Stub_table::update_data_size_and_addralign,
1383 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1384 definitions.
1385 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1386 (Stub_table::do_write): Ditto.
1387 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1388
880cd20d
ILT		 13892010-01-08 Ian Lance Taylor <iant@google.com>
1390
1391 PR 11108
1392 * symtab.h (class Symbol): Remove fields is_target_special_ and
1393 has_plt_offset_. Add field is_defined_in_discarded_section_.
1394 (Symbol::is_defined_in_discarded_section): New function.
1395 (Symbol::set_is_defined_in_discarded_section): New function.
1396 (Symbol::has_plt_offset): Rewrite.
1397 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1398 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1399 Don't initialize is_target_special_ or has_plt_offset_.
1400 Initialize is_defined_in_discarded_section_.
1401 (Symbol_table::add_from_relobj): If appropriate, set
1402 is_defined_in_discarded_section.
1403 * resolve.cc (Symbol::override_base_with_special): Don't test
1404 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1405 * target-reloc.h (relocate_section): Do special handling for
1406 symbols defined in discarded sections for global symbols as well
1407 as local symbols.
1408
2703e3eb
ILT		 14092010-01-08 Ian Lance Taylor <iant@google.com>
1410
1411 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1412 the SHT_SYMTAB case.
1413
339d40a3
ILT		 14142010-01-08 Ian Lance Taylor <iant@google.com>
1415
1416 * object.cc (Sized_relobj::do_layout): Don't get confused if
1417 layout_eh_frame returns NULL.
1418
abecea76
ILT		 14192010-01-08 Ian Lance Taylor <iant@google.com>
1420
1421 PR 11084
1422 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1423 dynamic symbol table, use the normal symbol table.
1424 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1425 symbol table.
1426
6b7dd3f3
ILT		 14272010-01-08 Ian Lance Taylor <iant@google.com>
1428
1429 PR 11072
1430 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1431 sections.
1432
36c50e63
L		 14332010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1434
1435 * version.cc (print_version): Change to "Copyright 2010".
1436
e291e7b9
ILT		 14372010-01-08 Ian Lance Taylor <iant@google.com>
1438
1439 PR 10287
1440 PR 11063
1441 * i386.cc (class Target_i386): Change return type of plt_section
1442 to be non-const.
1443 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1444 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1445 tls_desc_rel_ field.
1446 (Output_data_plt_i386::rel_tls_desc): New function.
1447 (Target_i386::rel_tls_desc_section): New function.
1448 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1449 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1450 R_386_TLS_DESC reloc in rel_tls_desc_section.
1451 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1452 Define struct Tlsdesc_info.
1453 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1454 (Target_x86_64::do_reloc_symbol_index): New function.
1455 (Target_x86_64::add_tlsdesc_info): New function.
1456 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1457 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1458 tlsdesc_rel_ field.
1459 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1460 all callers.
1461 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1462 (Target_x86_64::rela_tlsdesc_section): New function.
1463 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1464 handling.
1465 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1466 (Target_x86_64::do_reloc_addend): New function.
1467 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1468 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1469 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1470 (Output_reloc::type): New function.
1471 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1472 (Output_reloc::is_target_specific): New function.
1473 (Output_reloc::target_arg): New function.
1474 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1475 absolute relocs and target specific relocs.
1476 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1477 add_target_specific.
1478 (class Output_data_reloc) [SHT_RELA]: Likewise.
1479 * output.cc (Output_reloc::Output_reloc): Add four new versions
1480 for absolute relocs and target specific relocs.
1481 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1482 (Output_reloc::get_symbol_index): Likewise.
1483 (Output_reloc::local_section_offset): Check that local_sym_index_
1484 is not TARGET_CODE or 0.
1485 (Output_reloc::symbol_value): Likewise.
1486 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1487 reloc.
1488 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1489 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1490 functions.
1491 * layout.cc (add_target_dynamic_tags): Use output section for
1492 DT_PLTRELSZ and DT_JMPREL.
1493
3a44184e
ILT		 14942010-01-07 Ian Lance Taylor <iant@google.com>
1495
1496 PR 11061
1497 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1498 function.
1499 (class Output_data_reloc_generic): Define.
1500 (class Output_data_reloc_base): Change base class to
1501 Output_data_reloc_generic. Change add() method to call
1502 bump_relative_reloc_count for a relative reloc. Remove
1503 sort_relocs_ field.
1504 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1505 to sort_relocs().
1506 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1507 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1508 appropriate.
1509 * layout.h (class Layout): Update declaration.
1510
ea715a34
ILT		 15112010-01-07 Ian Lance Taylor <iant@google.com>
1512
1513 * output.h (class Output_data): Add const version of
1514 output_section and do_output_section.
1515 (class Output_section_data): Add const version of
1516 do_output_section.
1517 (class Output_section): Likewise.
1518 * layout.cc (Layout::add_target_dynamic_tags): New function.
1519 * layout.h (class Layout): Update declarations.
1520 * arm.cc (Target_arm::do_finalize_sections): Use
1521 add_target_dynamic_tags.
1522 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1523 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1524 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1525 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1526
659948a4
ILT		 15272010-01-07 Ian Lance Taylor <iant@google.com>
1528
1529 PR 11042
1530 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1531 object as needed.
1532
9d3b86f6
ILT		 15332010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1534 Ian Lance Taylor <iant@google.com>
1535
1536 PR 11019
1537 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1538 Xindex::read_symtab_xindex.
1539
bb0d3eb0
DK		 15402010-01-07 Doug Kwan <dougkwan@google.com>
1541
1542 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1543 (Insn_template::thumb16_bcond_insn): New method declaration.
1544 (Insn_template): Fix spelling.
1545 (Stub::thumb16_special): New method declaration.
1546 (Stub::do_write): Define virtual method which was previously pure
1547 virtual.
1548 (Stub::do_thumb16_special): New method declaration.
1549 (Stub::do_fixed_endian_write): New template member.
1550 (Reloc_stub::do_write): Remove.
1551 (Reloc_stub::do_fixed_endian_write): Remove.
1552 (Cortex_a8_stub): New class definition.
1553 (Stub_factory::make_cortex_a8_stub): New method definition.
1554 (Stub_factory::Stub_factory): Add missing static storage class
1555 qualifier for elf32_arm_stub_a8_veneer_blx.
1556
ffeef7df
ILT		 15572010-01-07 Ian Lance Taylor <iant@google.com>
1558
dc3f80fe
ILT		 1559 PR 10980
1560 * options.h (class General_options): Add --warn-unresolved-symbols
1561 and --error-unresolved-symbols.
1562 * errors.cc (Errors::undefined_symbol): Implement
1563 --warn-unresolved-symbols.
1564
ffeef7df
ILT		 1565 * options.h (class General_options): Add -z text and -z textoff.
1566 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1567
f1ec9ded
ST		 15682010-01-06 Sriraman Tallam <tmsriram@google.com>
1569
1570 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1571 (Garbage_collection::cident_sections): New function.
1572 (Garbage_collection::add_cident_section): New function.
1573 (Garbage_collection::cident_sections_): New member.
1574 (gc_process_relocs): Add references to sections whose names are C
1575 identifiers.
1576 * gold.h (cident_section_start_prefix): New constant.
1577 (cident_section_stop_prefix): New constant.
1578 (is_cident): New function.
1579 * layout.cc (Layout::define_section_symbols): Replace string constants
1580 with the newly defined constants.
1581 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1582 C identifiers.
1583 * testsuite/Makefile.am: Add gc_orphan_section_test.
1584 * testsuite/Makefile.in: Regenerate.
1585 * testsuite/gc_orphan_section_test.cc: New file.
1586 * testsuite/gc_orphan_section_test.sh: New file.
1587
6eda8c29
ILT		 15882010-01-06 Ian Lance Taylor <iant@google.com>
1589
b9674e17
ILT		 1590 PR 10980
1591 * options.h (class General_options): Add --warn-shared-textrel.
1592 * layout.cc (Layout::finish_dynamic_section): Implement
1593 --warn-shared-textrel.
1594
6eda8c29
ILT		 1595 PR 10980
1596 * options.h (class General_options): Add --warn-multiple-gp.
1597
32dcd44e
ILT		 15982010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1599
1600 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1601 $(THREADSLIB) and $(LIBDL).
1602 * Makefile.in: Rebuild.
1603
a192ba05
ILT		 16042010-01-06 Ian Lance Taylor <iant@google.com>
1605
1606 PR 10980
1607 * options.cc (General_options::parse_section_start): New function.
1608 (General_options::section_start): New function.
1609 (General_options::General_options): Initialize all members.
1610 * options.h: Include <map>
1611 (class General_options): Add --section-start. Add section_starts_
1612 member.
1613 * layout.cc (Layout::attach_allocated_section_to_segment): If
1614 --section-start was used, set the address of the segment. Remove
1615 local sort_sections.
1616 (Layout::relaxation_loop_body): If the address of the load segment
1617 has been set by --section-start, don't use it.
1618 * output.h (Output_segment::update_flags_for_output_section): New
1619 function.
1620 * output.cc (Output_segment::add_output_section): Call
1621 update_flags_for_output_section.
1622
dde3f402
ILT		 16232010-01-05 Ian Lance Taylor <iant@google.com>
1624
62dfdd4d
ILT		 1625 PR 10980
1626 * options.h (class General_options): Add --undefined-version.
1627 * script.cc (struct Version_expression): Add was_matched_by_symbol
1628 field.
1629 (Version_script_info::matched_symbol): New function.
1630 (Version_script_info::get_symbol_version_helper): Call
1631 matched_symbol.
1632 (Version_script_info::check_unmatched_names): New function.
1633 * script.h (class Version_script_info): Update declarations.
1634 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1635
9c4ae156
ILT		 1636 * options.h (class General_options): Use DEFINE_bool_alias for
1637 allow_multiple_definition.
1638 * resolve.cc (Symbol_table::should_override): Don't test
1639 allow_multiple_definition.
1640
dde3f402
ILT		 1641 PR 10980
1642 * options.h (class General_options): Add --cref.
1643 * main.cc (main): Print cref table if --cref. Don't close mapfile
1644 until after printing cref table.
1645 * cref.cc: Include "symtab.h".
1646 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1647 (Cref_table_compare::operator()): New function.
1648 (Cref_inputs::gather_cref): New function.
1649 (filecol): New static const.
1650 (Cref_inputs::print_cref): New function.
1651 (Cref::print_cref): New function.
1652 * cref.h: Include <cstdio>.
1653 (class Cref): Update declarations.
1654 * mapfile.h (Mapfile::file): New function.
1655 * object.h (class Object): Define Symbols. Declare virtual
1656 do_get_global_symbols.
1657 (Object::get_global_symbols): New function.
1658 * object.cc (Input_objects::add_object): Pass object to cref_ if
1659 --cref.
1660 (Input_objects::archive_start): Likewise.
1661 (Input_objects::archive_stop): Likewise.
1662 (Input_objects::print_cref): New function.
1663 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1664 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1665 --cref.
1666 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1667 function.
1668 * plugin.h (class Sized_pluginobj): Update declarations.
1669
8781f709
ILT		 16702010-01-05 Ian Lance Taylor <iant@google.com>
1671
1672 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1673 to is_default_version. Rename insdef to insdefault.
1674 (Symbol_table::add_from_relobj): Rename def to is_default_version
1675 and local to is_forced_local.
1676 (Symbol_table::add_from_pluginobj): Likewise.
1677 (Symbol_table::add_from_dynobj): Likewise.
1678 (Symbol_table::define_special_symbol): Rename insdef to
1679 insdefault.
1680
fe35d28d
ILT		 16812010-01-04 Ian Lance Taylor <iant@google.com>
1682
30bc8c46
ILT		 1683 PR 10980
1684 * options.h (class General_options): Add
1685 --allow-multiple-definition and -z muldefs.
1686 * resolve.cc (Symbol_table::should_override): Don't warn about a
1687 multiple symbol definition if --allow-multiple-definition or -z
1688 muldefs.
1689
7eaea549
ILT		 1690 PR 10980
1691 * options.h (class General_options): Add --add-needed and
1692 --copy-dt-needed-entries. Tweak --as-needed help entry.
1693 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1694 error if --copy-dt-needed-entries aka --add-needed is used and
1695 would cause a change in behaviour.
1696
fe35d28d
ILT		 1697 PR 10980
1698 * options.h (class General_options): Add -G as a short version of
1699 --shared. Add no-op options -assert, -g, and -i.
1700
55a2bb35
ST		 17012010-01-04 Sriraman Tallam <tmsriram@google.com>
1702
1703 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1704 check for .text or .gnu.linkonce.t sections.
1705 * icf.cc (Icf::find_identical_sections): Ditto.
1706 Change the detection for mangled function name within the section
1707 name.
1708 * icf.h (is_section_foldable_candidate): New function.
1709
719328e1
ILT		 17102009-12-30 Ian Lance Taylor <iant@google.com>
1711
1712 PR 10980
1713 * options.h (class General_options): Permit two dashes with
1714 --retain-symbols-file.
1715
d7bb5745
ILT		 17162009-12-30 Ian Lance Taylor <iant@google.com>
1717
403a15dd
ILT		 1718 PR 10979
1719 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1720 don't put the file header and segment headers in the text
1721 segment.
1722
eda294df
ILT		 1723 PR 10979
1724 * common.cc (Sort_commons::operator()): Stabilize sort when both
1725 entries are NULL.
1726 (Symbol_table::do_allocate_commons_list): When allocating common
1727 symbols, skip a symbol which is no longer common.
1728 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1729 an object before checking its type.
1730 * testsuite/common_test_2.c: New file.
1731 * testsuite/common_test_3.c: New file.
1732 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1733 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1734 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1735 (common_test_2_pic.o, common_test_2.so): New targets.
1736 (common_test_3_pic.o, common_test_3.so): New targets.
1737 * testsuite/Makefile.in: Rebuild.
1738
d7bb5745
ILT		 1739 PR 10979
1740 * script.cc (read_input_script): If we see a new SECTIONS clause,
1741 and we have added an input section, give an error.
1742 * layout.h (class Layout): Add have_added_input_section function.
1743 Add have_added_input_section_ field.
1744 * layout.cc (Layout::Layout): Initialize
1745 have_added_input_section_.
1746 (Layout::layout): Set have_added_input_section_.
1747 (Layout::layout_eh_frame): Likewise.
1748
fc59c572
ILT		 17492009-12-30 Ian Lance Taylor <iant@google.com>
1750
1751 PR 10931
1752 * options.h (class General_options): Add --sort-common option.
1753 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1754 * common.cc (Sort_common): Add sort_order parameter to
1755 constructor. Add sort_order_ field.
1756 (Sort_commons::operator): Check sort_order_.
1757 (Symbol_table::allocate_commons): Determine the sort order.
1758 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1759 Change all callers.
1760 (Symbol_table::do_allocate_commons_list): Likewise.
1761
1c74fab0
ILT		 17622009-12-30 Ian Lance Taylor <iant@google.com>
1763
1764 PR 10916
1765 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1766 symbols from this object, don't change the visibility of an
1767 undefined symbol.
1768 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1769
6affe781
ILT		 17702009-12-30 Ian Lance Taylor <iant@google.com>
1771
1772 PR 10861
1773 * script.h (class Version_script_info): Define Language enum.
1774 Update declarations. Define Glob, Exact, and Lookup types. Add
1775 new fields globals_, locals_, and is_finalized_.
1776 * script.cc: Various formatting fixes.
1777 (class Parser_closure): Change language_stack_ from a vector of
1778 std::string to one of Version_script_info::Language. Adjust all
1779 uses accordingly.
1780 (class Lazy_demangler): Remove.
1781 (struct Version_expression): Change language from std::string to
1782 Version_script_info::Language.
1783 (Version_script_info::Version_script_info): New function.
1784 (Version_script_info::~Version_script_info): Don't call clear.
1785 (Version_script_info::finalize): New function.
1786 (Version_script_info::build_lookup_tables): New function.
1787 (Version_script_info::build_expression_list_lookup): New
1788 function.
1789 (Version_script_info::get_symbol_version_helper): Rewrite to use
1790 lookup tables.
1791 (Version_script_info::print_expression_list): Adjust to use
1792 Version_script_info::Language.
1793 (script_push_lex_into_version_mode): Check that the version script
1794 has not been finalized.
1795 (version_script_push_lang): Change language string to
1796 Version_script_info::Language.
1797 * options.cc (Command_line::version_script): New function.
1798 * options.h (class General_options): Add finalize_dynamic_list
1799 function. Change version_script from declaration to definition.
1800 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1801 * testsuite/version_script.map: Remove duplicate def of foo.
1802 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1803 version_script.map.
1804 * testsuite/Makefile.in: Rebuild.
1805
818bf354
ILT		 18062009-12-30 Ian Lance Taylor <iant@google.com>
1807
1808 PR 10843
1809 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1810 if the input symbol index is 0, make the output symbol index 0.
1811
ebcc8304
ILT		 18122009-12-30 Ian Lance Taylor <iant@google.com>
1813
1814 PR 10670
1815 * options.h (class General_options): Add -x/--discard-all.
1816 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1817 --discard-all. If the local symbol needs a dynamic entry, check
1818 that before handling --discard-locals.
1819
176fe33f
ILT		 18202009-12-30 Ian Lance Taylor <iant@google.com>
1821
bb321bb1
ILT		 1822 PR 10450
1823 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1824 flags to PF_R.
1825 (Output_segment::add_output_section): Don't change the flags if
1826 the type is PT_TLS.
1827
176fe33f
ILT		 1828 PR 10450
1829 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1830 GNU hash table if they need a dynamic value. Otherwise, don't add
1831 them if they are defined in a dynamic object or are forced local.
1832
e8cd95c7
ILT		 18332009-12-29 Ian Lance Taylor <iant@google.com>
1834
1b81fb71
ILT		 1835 PR 10450
1836 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1837 .gnu.hash table for a 32-bit target.
1838
8d6d383d
ILT		 1839 PR 10450
1840 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1841 regular and a dynamic object only needs a dynamic symbol table
1842 entry if it is externally visible.
1843
e785ec03
ILT		 1844 PR 10450
1845 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1846 constructor. Add global_offset_table_ field.
1847 (Target_i386::got_section): Set global_offset_table_.
1848 (Target_i386::do_finalize_sections): Set global_offset_table_
1849 size.
1850 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1851 in constructor. Add global_offset_table_ field.
1852 (Target_x86_64::got_section): Set global_offset_table_.
1853 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1854 size.
1855
1a2dff53
ILT		 1856 * layout.cc (Layout::Layout): Initialize increase_relro_.
1857 (Layout::get_output_section): Add is_relro, is_last_relro, and
1858 is_first_non_relro parameters. Change all callers.
1859 (Layout::choose_output_section): Likewise.
1860 (Layout::add_output_section_data): Likewise.
1861 (Layout::make_output_section): Likewise.
1862 (Layout::set_segment_offsets): Clear increase_relro when using a
1863 linker script.
1864 * layout.h (class Layout): Add increase_relro method. Add
1865 increase_relro_ field. Update declarations.
1866 * output.cc (Output_section::Output_section): Initialize
1867 is_last_relro_ and is_first_non_relro_.
1868 (Output_segment::add_output_section): Group relro sections is
1869 do_sort is true. Handle is_last_relro and is_first_non_relro.
1870 (Output_segment::maximum_alignment): Remove relro handling.
1871 (Output_segment::set_section_addresses): Add increase_relro
1872 parameter. Change all callers. Add initial alignment to align
1873 relro sections on separate page. Remove old relro handling.
1874 (Output_segment::set_section_list_addresses): Remove in_relro
1875 parameter. Change all callers.
1876 (Output_segment::set_offset): Add increase parameter. Change all
1877 callers. Remove old relro handling.
1878 * output.h (class Output_section): Add new methods: is_last_relro,
1879 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1880 Add is_last_relro_ and is_first_non_relro_ fields.
1881 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1882 Create separate .got.plt section. Call increase_relro.
1883 * x86_64.cc (Target_x86_64::got_section): Likewise.
1884 * testsuite/relro_script_test.t: Add .got.plt.
1885
f0ba79e2
ILT		 1886 PR 10450
1887 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1888 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1889 (Layout::finalize): Call set_dynamic_symbol_size.
1890 (Layout::set_dynamic_symbol_size): New function.
1891 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1892 set_dynamic_symbol_size.
1893
e8cd95c7
ILT		 1894 PR 10450
1895 * output.h (class Output_section): Add is_entsize_zero_ field.
1896 * output.cc (Output_section::Output_section): Initialize
1897 is_entsize_zero_.
1898 (Output_section::set_entsize): If two different entsizes are
1899 requested, force it to zero.
1900 (Output_section::add_input_section): Set flags for .debug_str
1901 before updating section flags. Set entsize.
1902 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1903 and SHF_STRING if all input sections have those flags.
1904
3e1b9a8a
RÁE		 19052009-12-29 Rafael Espindola <espindola@google.com>
1906
1907 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 1908 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1909 reporting.
3e1b9a8a 1910
3dcad376
ST		 19112009-12-29 Sriraman Tallam <tmsriram@google.com>
1912
1913 * options.cc (General_options::parse_version): Allow -v to exit
1914 without an error if there is nothing to link.
1915
084e2665
ILT		 19162009-12-29 Ian Lance Taylor <iant@google.com>
1917
1918 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1919 using a version of gcc before 4.1.
1920 * configure: Rebuild.
1921
250acde3
CD		 19222009-12-28 Chris Demetriou <cgd@google.com>
1923
1924 * attributes.cc (Output_attributes_section_data::do_write): Use
1925 std::vector::front rather than std::vector::data.
1926
99fff23b
ILT		 19272009-12-28 Ian Lance Taylor <iant@google.com>
1928
1929 * symtab.h (class Symbol_table): Add enum Defined.
1930 * resolve.cc (Symbol_table::should_override): Add defined
1931 parameter. Change all callers. Test whether object is NULL
1932 before calling a method on it.
1933 (Symbol_table::report_resolve_problem): Add defined parameter.
1934 Change all callers.
1935 (Symbol_table::should_override_with_special): Likewise.
1936 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1937 parameter. Change all callers.
1938 (Symbol_table::do_define_in_output_data): Likewise.
1939 (Symbol_table::define_in_output_segment): Likewise.
1940 (Symbol_table::do_define_in_output_segment): Likewise.
1941 (Symbol_table::define_as_constant): Likewise.
1942 (Symbol_table::do_define_as_constant): Likewise.
1943 * script.h (class Symbol_assignment): Add is_defsym parameter to
1944 constructor; change all callers.
1945 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1946 parameter. Change all callers. Add is_defsym_ field.
1947 (class Parser_closure): Add parsing_defsym parameter to
1948 constructor; change all callers. Add parsing_defsym accessor
1949 function. Add parsing_defsym_ field.
1950
556bd683
ILT		 19512009-12-28 Ian Lance Taylor <iant@google.com>
1952
1953 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 1954 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 1955
1782c879
ILT		 19562009-12-23 Ian Lance Taylor <iant@google.com>
1957
1958 * i386.cc (Target_i386::do_calls_non_split): Recognize
1959 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 1960 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1961 -fsplit-stack prologue when using %r11.
1782c879 1962
329ca2b1
ST		 19632009-12-21 Sriraman Tallam <tmsriram@google.com>
1964
1965 * options.cc (General_options::parse_version): Make -v continue and do
1966 the link like GNU ld does.
1967
d675ff46
RÁE		 19682009-12-17 Rafael Avila de Espindola <espindola@google.com>
1969
1970 * Makefile.am (CCFILES): Add timer.cc.
1971 (HFILES): Add timer.h.
1972 * configure.ac: Check for sysconf and times.
1973 * main.cc: include timer.h.
1974 (main): Use Timer instead of get_run_time.
1975 * timer.cc: New.
1976 * timer.h: New.
1977 * workqueue.cc: include timer.h.
1978 (Workqueue::find_and_run_task):
1979 Report user, sys and wall time.
1980 * Makefile.in: Regenerate.
1981 * config.in: Regenerate.
1982 * configure: Regenerate.
1983
d6344fb5
DK		 19842009-12-16 Doug Kwan <dougkwan@google.com>
1985
1986 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1987 sections.
1988 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1989 relaxed input sections.
1990 * output.cc (Output_section::find_relaxed_input_section): Change
1991 return type to Output_relaxed_input_section pointer. Adjust code
1992 for new type of relaxed_input_section_map_.
1993 * output.h (Output_section::find_relaxed_input_section): Change
1994 return type to Output_relaxed_input_section pointer.
1995 (Output_section::Output_relaxed_input_section_by_input_section_map):
1996 New type.
1997 (Output_section::relaxed_input_section_map_): Change type to
1998 Output_section::Output_relaxed_input_section_by_input_section_map.
1999 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2000 input section.
2001
0e0d5469
ILT		 20022009-12-15 Ian Lance Taylor <iant@google.com>
2003
2004 * layout.cc (Layout::create_shstrtab): Only write out after input
2005 sections if we are compressing debug sections.
2006
0649a889
ILT		 20072009-12-15 Ian Lance Taylor <iant@google.com>
2008
2009 * archive.cc (Archive::add_symbols): Only look up a symbol without
2010 a version if there is, in fact, a version.
2011
2ea97941
ILT		 20122009-12-14 Ian Lance Taylor <iant@google.com>
2013
2014 Revert -Wshadow changes, all changes from:
2015 2009-12-11 Doug Kwan <dougkwan@google.com>
2016 2009-12-11 Nick Clifton <nickc@redhat.com>
2017 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2018
b0eec2cc
DK		 20192009-12-11 Doug Kwan <dougkwan@google.com>
2020
2021 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2022 due to -Wshadow.
2023 * attributes.cc (Object_attribute::size): Ditto.
2024 (Attributes_section_data::size): Ditto.
2025 (Attributes_section_data::Attributes_section_data): Ditto.
2026 (Output_attributes_section_data::do_write): Ditto.
2027 * attributes.h (Object_attribute::set_type): Ditto.
2028 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2029
91d6fa6a
NC		 20302009-12-11 Nick Clifton <nickc@redhat.com>
2031
2032 * archive.cc: Fix shadowed variable warnings.
2033 * arm.cc: Likewise.
2034 * compressed_output.cc: Likewise.
2035 * compressed_output.h: Likewise.
2036 * configure: Likewise.
2037 * dwarf_reader.cc: Likewise.
2038 * dynobj.cc: Likewise.
2039 * dynobj.h: Likewise.
2040 * ehframe.cc: Likewise.
2041 * ehframe.h: Likewise.
2042 * errors.cc: Likewise.
2043 * expression.cc: Likewise.
2044 * fileread.cc: Likewise.
2045 * fileread.h: Likewise.
2046 * freebsd.h: Likewise.
2047 * i386.cc: Likewise.
2048 * icf.cc: Likewise.
2049 * incremental.h: Likewise.
2050 * layout.cc: Likewise.
2051 * layout.h: Likewise.
2052 * mapfile.cc: Likewise.
2053 * merge.cc: Likewise.
2054 * merge.h: Likewise.
2055 * object.cc: Likewise.
2056 * object.h: Likewise.
2057 * options.h: Likewise.
2058 * output.cc: Likewise.
2059 * output.h: Likewise.
2060 * parameters.cc: Likewise.
2061 * plugin.cc: Likewise.
2062 * powerpc.cc: Likewise.
2063 * reduced_debug_output.cc: Likewise.
2064 * reduced_debug_output.h: Likewise.
2065 * reloc.cc: Likewise.
2066 * reloc.h: Likewise.
2067 * resolve.cc: Likewise.
2068 * script-sections.cc: Likewise.
2069 * script.cc: Likewise.
2070 * script.h: Likewise.
2071 * sparc.cc: Likewise.
2072 * symtab.cc: Likewise.
2073 * symtab.h: Likewise.
2074 * target-select.cc: Likewise.
2075 * target-select.h: Likewise.
2076 * token.h: Likewise.
2077 * workqueue.cc: Likewise.
2078 * workqueue.h: Likewise.
2079 * x86_64.cc: Likewise.
2080
a0351a69
DK		 20812009-12-10 Doug Kwan <dougkwan@google.com>
2082
2083 * arm.cc (attributes.h): New include.
2084 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2085 (Arm_relobj::~Arm_relobj): Delete object pointed by
2086 attributes_section_data_.
2087 (Arm_relobj::attributes_section_data): New method definition.
2088 (Arm_relobj::attributes_section_data_): New data member declaration.
2089 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2090 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2091 attributes_section_data_.
2092 (Arm_dynobj::attributes_section_data): New method definition.
2093 (Arm_dynobj::attributes_section_data_): New data member declaration.
2094 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2095 initialization value of may_use_blx_ to false.
2096 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2097 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2098 object attributes to compute results instead of hard-coding.
2099 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
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 New method declarations.
2105 (Target_arm::get_aeabi_object_attribute): New method definition.
2106 (Target_arm::attributes_section_data_): New data member declaration.
2107 (read_arm_attributes_section): New template definition.
2108 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2109 (Arm_dynobj::do_read_symbols): Ditto.
2110 (Target_arm::do_finalize_sections): Merge attributes sections from
2111 input. Check for BLX use after attributes section merging.
2112 Fix __exidx_start and __exidx_end visibility. Create an
2113 .ARM.attributes section if necessary.
2114 (Target_arm::get_secondary_compatible_arch,
2115 Target_arm::set_secondary_compatible_arch,
2116 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2117 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2118 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2119 New method definitions.
2120
b59befec
ILT		 21212009-12-09 Ian Lance Taylor <iant@google.com>
2122
2123 * plugin.cc (Plugin::load): Don't cast from void* to a function
2124 pointer.
2125
1276bc89
ILT		 21262009-12-09 Ian Lance Taylor <iant@google.com>
2127
2128 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2129 information fields.
2130
2f2de248
L		 21312009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2132
2133 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2134 Replace two_file_shared_1.so with two_file_shared_2.so.
2135 * testsuite/Makefile.in: Regenerated.
2136
4f787271
DK		 21372009-12-08 Doug Kwan <dougkwan@google.com>
2138
2139 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2140 (HFILES): Add attributes.h and int_encoding.h.
2141 * Makefile.in: Regenerate.
2142 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2143 function definitions to int_encoding.cc
2144 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2145 prototypes to int_encoding.h
2146 * reduced_debug_output.cc (int_encoding.h): New include.
2147 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2148 function definitions to int_encoding.cc
2149 (insert_into_vector, read_from_pointer): Move template definitions to
2150 int_encoding.h
2151 * attributes.cc: New file.
2152 * attributes.h: New file.
2153 * int_encoding.cc: New file.
2154 * int_encoding.h: New file.
2155
20b52f1a
RÁE		 21562009-12-07 Rafael Avila de Espindola <espindola@google.com>
2157
2158 PR gold/11055
2159 * incremental-dump.cc (dump_incremental_inputs): New.
2160 (main): Use dump_incremental_inputs.
2161
53d7974c
L		 21622009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2163
2164 PR gold/10893
2165 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2166 checking elfcpp::STT_FUNC.
2167 (Target_i386::Relocate::relocate): Likewise.
2168 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2169
2170 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2171 symbols from shared libraries into normal FUNC symbols.
2172
2173 * symtab.h (Symbol): Add is_func and use it.
2174
05a352e6
DK		 21752009-12-05 Doug Kwan <dougkwan@google.com>
2176
2177 * arm.cc (Target_arm::arm_info): Initialize new fields
2178 attributes_section and attributes_vendor.
2179 * i386.cc (Target_i386::i386_info): Same.
2180 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2181 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2182 fields attributes_section and attributes_vendor.
53d7974c 2183 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 2184 * target.h (Target::attributes_section, Target::attributes_vendor,
2185 Target::is_attributes_section, Target::attribute_arg_type,
2186 Target::attributes_order): New method definitions.
2187 (Target::Target_info::attributes_section,
2188 Target::Target_info::attributes_vendor): New fields.
2189 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2190 virtual method definitions.
2191 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2192 attributes_section and attributes_vendor.
2193 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2194
f4e5969c
DK		 21952009-12-05 Doug Kwan <dougkwan@google.com>
2196
2197 * arm.cc: Update comments about interworking and stub generation.
2198 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2199 considered as non-PIC.
2200 (Arm_relocate_functions::base_abs): Fix formatting.
2201 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2202 of function to use GOT entry address instead of offset.
2203 (Target_arm::Scan::global): Issue an error if a symbol would need a
2204 PLT does not get one because it is untyped. Remove code to create
2205 dynamic symbols for relative branches.
2206 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2207 takes unsigned integer instead of boolean.
2208
1abce4a6
L		 22092009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2210
2211 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2212 (two_file_test_LDADD): Likewise.
2213 (common_test_1_LDADD): Likewise.
2214 (exception_test_LDADD) Likewise.
2215 (weak_test_LDADD): Likewise.
2216 (many_sections_test_LDADD): Likewise.
2217 (initpri1_LDADD): Likewise.
2218 (script_test_1_LDADD): Likewise.
2219 (script_test_2_LDADD): Likewise.
2220 (justsyms_LDADD): Likewise.
2221 (binary_test_LDADD): Likewise.
2222 (large_LDADD): Likewise.
2223 * testsuite/Makefile.in: Regenerated.
2224
adcf2816 22252009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 2226
adcf2816
L		 2227 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2228 (Symbol_table::override_with_special): Likewise.
2229 (Symbol_table::add_from_object): Likewise.
2230
28e67f5d
RÁE		 22312009-12-04 Rafael Avila de Espindola <espindola@google.com>
2232
2233 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2234 Don't set the data_offset twice.
2235
ae10a101
RÁE		 22362009-12-04 Rafael Avila de Espindola <espindola@google.com>
2237
2238 * testsuite/Makefile.in: Regenerate.
2239
f59f41f3
DK		 22402009-12-03 Doug Kwan <dougkwan@google.com>
2241
2242 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2243 (Target_arm::do_finalize_sections): Add parameter for symbol table
2244 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2245 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2246 parameter for symbol table pointer.
2247 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2248 an additional parameter for a pointer to symbol table.
2249 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2250 parameter for a symbol table pointer.
2251 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2252 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2253 Ditto.
2254 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2255 parameter for a symbol table pointer.
2256
ca55d848
RÁE		 22572009-12-03 Rafael Avila de Espindola <espindola@google.com>
2258
2259 * incremental.cc (Incremental_inputs_header)
2260 (Incremental_inputs_header_write, Incremental_inputs_entry)
2261 (Incremental_inputs_entry_write): Move ...
2262 * incremental.h (Incremental_inputs_header)
2263 (Incremental_inputs_header_write, Incremental_inputs_entry)
2264 (Incremental_inputs_entry_write): here.
2265
3aec4f9c
RÁE		 22662009-12-02 Rafael Avila de Espindola <espindola@google.com>
2267
2268 * incremental.cc (make_sized_incremental_binary): Set the target.
2269 Error if it is incompatible.
2270 * output.h (Output_file): Add filename method.
2271
9c0ae74d
RÁE		 22722009-12-02 Rafael Avila de Espindola <espindola@google.com>
2273
2274 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2275 from the get_* methods.
2276
a45500ae
RÁE		 22772009-12-02 Rafael Avila de Espindola <espindola@google.com>
2278
2279 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2280 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2281 Write 0 for the data_offset of scripts.
2282
325e6408
RÁE		 22832009-12-02 Rafael Avila de Espindola <espindola@google.com>
2284
2285 * testsuite/Makefile.am: Add the incremental_test.sh test.
2286 * testsuite/incremental_test.sh: New.
2287 * testsuite/incremental_test_1.c: New.
2288 * testsuite/incremental_test_2.c: New.
2289
954c3e2e
RÁE		 22902009-12-01 Rafael Avila de Espindola <espindola@google.com>
2291
2292 * incremental-dump.cc (main): Fix typos.
2293
f8086623
RÁE		 22942009-11-27 Rafael Avila de Espindola <espindola@google.com>
2295
2296 PR gold/11025
2297 * incremental-dump.cc (main): Use llu to print 64 bit values.
2298
3b0dd6ac
L		 22992009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2300 H.J. Lu <hongjiu.lu@intel.com>
2301
2302 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2303 $(LIBDL).
2304 (incremental_dump_LDADD): Likewise.
2305 * Makefile.in: Regenerated.
2306
a6d1ef57
DK		 23072009-11-25 Doug Kwan <dougkwan@google.com>
2308
2309 Revert:
2310
2311 2009-11-25 Doug Kwan <dougkwan@google.com>
2312
2313 * arm.cc (Target_arm::Target_arm): Move method definition
2314 outside of class definition. Add code to handle
2315 --target1-rel, --target1-abs and --target2= options.
2316 (Target_arm::get_reloc_reloc_type): Change method to be
2317 non-static and const.
2318 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2319 New data member declaration.
2320 (Target_arm::Scan::local, Target_arm::Scan::global,
2321 Target_arm::Relocate::relocate,
2322 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2323 Adjust call to Target_arm::get_real_reloc_type.
2324 (Target_arm::get_real_reloc_type): Use command line options
2325 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2326 * options.h (--target1-rel, --target1-abs, --target2): New
2327 ARM-only options.
2328
50aeb7d4
DK		 23292009-11-25 Doug Kwan <dougkwan@google.com>
2330
2331 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2332 class definition. Add code to handle --target1-rel, --target1-abs
2333 and --target2= options.
2334 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2335 and const.
2336 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2337 member declaration.
2338 (Target_arm::Scan::local, Target_arm::Scan::global,
2339 Target_arm::Relocate::relocate,
2340 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2341 call to Target_arm::get_real_reloc_type.
2342 (Target_arm::get_real_reloc_type): Use command line options to
2343 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2344 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2345 options.
2346
51938283
DK		 23472009-11-25 Doug Kwan <dougkwan@google.com>
2348
2349 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2350 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2351 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2352 formatting.
2353 (Arm_relocate_functions::thm_call): Replace body with a call to
2354 Arm_relocate_functions::thumb_branch_common.
2355 (Arm_relocate_functions::thm_jump24,
2356 Arm_relocate_functions::thm_xpc22): New method definitions.
2357 (Arm_relocate_functions::thumb_branch_common): New method definition.
2358 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2359 operator.
2360 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2361 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2362
e2b8f3c4
RÁE		 23632009-11-24 Rafael Avila de Espindola <espindola@google.com>
2364
2365 * Makefile.am: Build incremental-dump
2366 * Makefile.in: Regenerate.
2367 * incremental-dump.cc: New.
2368 * incremental.cc (Incremental_inputs_header_data,
2369 Incremental_inputs_entry_data): Move to incremental.h
2370 * incremental.h: (Incremental_inputs_header_data,
2371 Incremental_inputs_entry_data): Move from incremental.cc
2372
bcba9aec
RÁE		 23732009-11-24 Rafael Avila de Espindola <espindola@google.com>
2374
2375 * incremental.cc (Incremental_inputs_header,
2376 Incremental_inputs_header_write, Incremental_inputs_entry,
2377 Incremental_inputs_entry_write): Add a typedef with the data type.
2378
7c3afe08
RÁE		 23792009-11-24 Rafael Avila de Espindola <espindola@google.com>
2380
2381 * incremental.cc (Incremental_inputs_header,
2382 Incremental_inputs_header_write, Incremental_inputs_entry,
2383 Incremental_inputs_entry_write): Update comment about which
2384 type has the filed descriptions.
2385
d204b6e9
DK		 23862009-11-15 Doug Kwan <dougkwan@google.com>
2387
2388 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2389 (Arm_relocate_functions::arm_branch_common): Change method defintion
2390 in class definition to a method declaration and update list of formal
2391 parameters.
2392 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2393 Arm_relocation_functions::jump24): Adjust call to
2394 Arm_relocate_functions::arm_branch_common. Update list of formal
2395 parameters.
2396 (Arm_relocate_functions::xpc25): New method definition.
2397 (Arm_relocate_functions::arm_branch_common): Move method defintion
2398 out from class definition. Use stubs for mode-switching and extending
2399 branch ranges.
2400 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2401 specially. Change code to enable use of stubs in ARM branches.
2402
43d12afe
DK		 24032009-11-10 Doug Kwan <dougkwan@google.com>
2404
2405 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2406 in method declaration.
2407 (Target_arm::relocate_stub): New method declaration.
2408 (Target_arm::default_target): Change to return a pointer instead of
2409 a const reference.
2410 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2411 Target_arm::default_target.
2412 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2413 method definition.
2414 (Target_arm::relocate_section): Adjust view.
2415 (Target_arm::relocate_stub): New method definition.
2416
ac33a407
DK		 24172009-11-10 Doug Kwan <dougkwan@google.com>
2418
2419 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2420 a format warning.
2421 * incremental.cc (open_incremental_binary): Initialized local
2422 variables to avoid warnings.
2423 * object.cc (make_elf_object): Ditto.
2424 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2425 a format warning.
2426
88ee28e9
L		 2427009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2428
2429 PR gold/10930
2430 * testsuite/plugin_test.c: Include "config.h".
2431
2daedcd6
DK		 24322009-11-09 Doug Kwan <dougkwan@google.com>
2433
2434 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2435 (arm_symbol_value): Remove.
2436 (Arm_relocate_functions::arm_branch_common,
2437 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2438 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2439 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2440 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2441 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2442 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2443 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2444 Arm_relocate_functions::thm_mobw_abs_nc,
2445 Arm_relocate_functions::thm_mov_abs,
2446 Arm_relocate_functions::movw_prel_nc,
2447 Arm_relocate_functions::thm_movt_abs,
2448 Arm_relocate_functions::movt_prel,
2449 Arm_relocate_functions::thm_movw_prel_nc,
2450 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2451 (Target_arm::Relocate::relocate): Only decompose address into two
2452 parts if relocation type uses the thumb-bit and pass the actual
2453 bit instead of a flag indicating that the thumb-bit is used. Adjust
2454 calls to methods in Arm_relocate_functions for this change.
2455
1276bc89 24562009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 2457
2458 PR 10925
2459 * reloc.cc: Instantiate
2460 Sized_relobj::initialize_input_to_output_maps and
2461 Sized_relobj:free_input_to_output_maps.
2462
e53ad1b5
ILT		 24632009-11-06 Ian Lance Taylor <iant@google.com>
2464
2465 PR 10876
2466 * defstd.cc (in_segment): Set only_if_ref true for "end".
2467
eb44217c
DK		 24682009-11-06 Doug Kwan <dougkwan@google.com>
2469
2470 * arm.cc (class Reloc_stub): Correct a comment.
2471 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2472 (Target_arm::scan_section_for_stubs): New method declaration.
2473 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2474 Change methods from private to protected.
2475 (Target_arm::do_may_relax): New method definition.
2476 (Target_arm::do_relax, Target_arm::group_sections,
2477 Target_arm::scan_reloc_for_stub,
2478 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2479 (Target_arm::arm_input_section_map_): New data member declaration.
2480 (Target_arm::scan_reloc_for_stub,
2481 Target_arm::scan_reloc_section_for_stubs,
2482 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2483 Target_arm::do_relax): New method definitions.
2484
5d329b7d
ILT		 24852009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2486
2487 * configure.ac: Check for (struct stat)::st_mtim
2488 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2489 * config.in: Regenerate.
2490 * configure: Regenerate.
2491
96a0d71b
ILT		 24922009-11-05 Ian Lance Taylor <iant@google.com>
2493
2494 PR 10910
2495 * output.cc (Output_segment::add_output_section): Add missing
2496 return statement.
2497
594c8e5e
ILT		 24982009-11-04 Ian Lance Taylor <iant@google.com>
2499
2500 PR 10880
2501 * object.h (class Object): Add is_needed and set_is_needed
2502 methods. Add is_needed_ field. Make bool fields into bitfields.
2503 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2504 defined in a dynamic object and referenced by a regular object,
2505 set is_needed for the dynamic object.
2506 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2507 if the file is marked with as_needed and it is not needed.
2508
22b127cc
ILT		 25092009-11-04 Ian Lance Taylor <iant@google.com>
2510
2511 PR 10887
2512 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2513 tags if data is discarded by linker script.
2514 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2515 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2516 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2517 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2518
f5c870d2
ILT		 25192009-11-04 Ian Lance Taylor <iant@google.com>
2520
2521 * layout.cc (Layout::get_output_section): Add is_interp and
2522 is_dynamic_linker_section parameters. Change all callers.
2523 (Layout::choose_output_section): Likewise.
2524 (Layout::make_output_section): Likewise.
2525 (Layout::add_output_section_data): Add is_dynamic_linker_section
2526 parameter. Change all callers.
2527 * layout.h (class Layout): Update declarations.
2528 * output.h (class Output_section): Add is_interp, set_is_interp,
2529 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2530 Add is_interp_, is_dynamic_linker_section_ fields. Change
2531 generate_code_fills_at_write_ to a bitfield.
2532 * output.cc (Output_section::Output_sections): Initialize new
2533 fields.
2534 (Output_segment::add_output_section): Add do_sort parameter.
2535 Change all callers.
2536
1ae4d23b
ILT		 25372009-11-03 Ian Lance Taylor <iant@google.com>
2538
2539 PR 10860
2540 * options.h (class General_options): Add --warn-common.
2541 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2542 merging two common symbols.
2543 (Symbol_table::should_override): Handle --warn-common when merging
2544 a common symbol with a defined symbol. Use report_resolve_problem
2545 for multiple definitions.
2546 (Symbol_table::report_resolve_problem): New function.
2547 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2548
55da9579
DK		 25492009-11-03 Doug Kwan <dougkwan@google.com>
2550
2551 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2552 stub_factory_.
2553 (Target_arm::stub_factory): New method definition.
2554 (Target_arm::new_arm_input_section,
2555 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2556 Target_arm::reloc_uses_thumb_bit): New method declarations.
2557 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2558 New type definitions.
2559 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2560 member declarations.
2561 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2562 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2563 New method definitions.
2564
37a9ac43
ILT		 25652009-11-03 Ian Lance Taylor <iant@google.com>
2566
2567 * options.h (class General_options): Add --warn_constructors.
2568
b3d6a3d4
ILT		 25692009-11-03 Ian Lance Taylor <iant@google.com>
2570
2571 PR 10893
2572 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2573 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2574
934b01dd
ILT		 25752009-11-03 Ian Lance Taylor <iant@google.com>
2576
2577 PR 10895
2578 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2579 --msgid-bugs-address.
2580 (install-pdf): New target.
2581 (install-data_yes): Look up one directory to find mkinstalldirs.
2582
03c1939b
L		 25832009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2584
2585 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2586 tree.
2587
ebd95253
DK		 25882009-10-30 Doug Kwan <dougkwan@google.com>
2589
2590 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2591
e9bbb538
DK		 25922009-10-30 Doug Kwan <dougkwan@google.com>
2593
2594 * arm.cc (Stub_addend_reader): New struct template definition
2595 and partial specializations.
2596 (Stub_addend_reader::operator()): New method definition for a
2597 partially specialized template.
2598
d5b40221
DK		 25992009-10-30 Doug Kwan <dougkwan@google.com>
2600
2601 * arm.cc (Arm_relobj::processor_specific_flags): New method
2602 definition.
2603 (Arm_relobj::do_read_symbols): New method declaration.
2604 (Arm_relobj::processor_specific_flags_): New data member declaration.
2605 (Arm_dynobj): New class definition.
2606 (Target_arm::do_finalize_sections): Add input_objects parameter.
2607 (Target_arm::do_adjust_elf_header): New method declaration.
2608 (Target_arm::are_eabi_versions_compatible,
2609 (Target_arm::merge_processor_specific_flags): New method declaration.
2610 (Target_arm::do_make_elf_object): New overloaded method definitions
2611 and declaration.
2612 (Arm_relobj::do_read_symbols): New method definition.
2613 (Arm_dynobj::do_read_symbols): Ditto.
2614 (Target_arm::do_finalize_sections): Add input_objects parameters.
2615 Merge processor-specific flags from all input objects.
2616 (Target_arm::are_eabi_versions_compatible,
2617 Target_arm::merge_processor_specific_flags,
2618 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2619 New method definitions.
2620 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2621 Input_objects pointer type parameter.
2622 * layout.cc (Layout::finalize): Pass input objects to target's.
2623 finalize_sections function.
2624 * output.cc (Output_file_header::do_sized_write): Set ELF file
2625 header's processor-specific flags.
2626 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2627 Input_objects pointer type parameter.
2628 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2629 * target.h (Input_objects): New forward class declaration.
2630 (Target::processor_specific_flags,
2631 Target::are_processor_specific_flags_sect): New method definitions.
2632 (Target::finalize_sections): Add input_objects parameter.
2633 (Target::Target): Initialize processor_specific_flags_ and
2634 are_processor_specific_flags_set_.
2635 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2636 parameter.
2637 (Target::set_processor_specific_flags): New method definition.
2638 (Target::processor_specific_flags_,
2639 Target::are_processor_specific_flags_set_): New data member
2640 declarations.
2641 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2642 Input_objects pointer type parameter.
2643
ebabffbd
DK		 26442009-10-30 Doug Kwan <dougkwan@google.com>
2645
2646 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2647
ad0f2072
ILT		 26482009-10-28 Ian Lance Taylor <iant@google.com>
2649
2650 * object.h (class Relobj): Drop options parameter from
2651 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2652 do_scan_relocs, do_relocate. Change all callers.
2653 (class Sized_relobj): Drop options parameters from
2654 do_gc_process_relocs, do_scan_relocs, do_relocate,
2655 do_relocate_sections, relocate_sections, emit_relocs_scan,
2656 emit_relocs_scan_reltype. Change all callers.
2657 (struct Relocate_info): Remove options field and all references to
2658 it.
2659 * reloc.h (class Read_relocs): Remove options constructor
2660 parameter and options_ field. Change all callers.
2661 (class Gc_process_relocs, class Scan_relocs): Likewise.
2662 (class Relocate_task): Likewise.
2663 * target-reloc.h (scan_relocs): Remove options parameter. Change
2664 all callers.
2665 (scan_relocatable_relocs): Likewise.
2666 * target.h (class Sized_target): Remove options parameter from
2667 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2668 all callers.
2669 * gc.h (gc_process_relocs): Remove options parameter. Change all
2670 callers.
2671 * arm.cc: Update functions to remove options parameters.
2672 * i386.cc: Likewise.
2673 * powerpc.cc: Likewise.
2674 * sparc.cc: Likewise.
2675 * x86_64.cc: Likewise.
2676 * testsuite/testfile.cc: Likewise.
2677
8ffa3667
DK		 26782009-10-28 Doug Kwan <dougkwan@google.com>
2679
2680 * arm.cc (Arm_relobj): New class definition.
2681 (Arm_relobj::scan_sections_for_stubs,
2682 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2683 New method definitions.
2684
40f36857
CC		 26852009-10-28 Cary Coutant <ccoutant@google.com>
2686
2687 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2688 (Plugin::cleanup_done_): New member.
2689 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2690 (Plugin_manager::cleanup_done_): Remove.
2691 (Plugin_manager::add_input_file): Edit error message.
2692 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2693 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2694
2c849493
ILT		 26952009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2696
2697 * fileread.cc: (File_read::View::~View): Use the new
2698 data_ownership_ filed.
2699 (File_read::~File_read): Dispose the new whole_file_view_.
2700 (File_read::open): Mmap the whole file if needed.
2701 (File_read::open): Use whole_file_view_ instead of contents_.
2702 (File_read::find_view): Use whole_file_view_ if applicable.
2703 (File_read::do_read): Use whole_file_view_ instead of contents_.
2704 (File_read::make_view): Use whole_file_view_ instead of contents_,
2705 update File_read::View::View call.
2706 (File_read::find_or_make_view): Update File_read::View::View
2707 call.
2708 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2709 remove contents_
2710 (File_read::View::Data_ownership): New enum.
2711 (File_read::View::View): Replace bool mapped_ with Data_ownership
2712 argument.
2713 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2714 (File_read::View::data_ownership_): New field.
2715 (File_read::contents_): Remove (replaced by whole_file_view_).
2716 (File_read::whole_file_view_): New field.
2717 * options.h (class General_options): Add --keep-files-mapped.
2718
24998053
CC		 27192009-10-27 Cary Coutant <ccoutant@google.com>
2720
2721 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2722 * testsuite/Makefile.am (plugin_test_5): New test case.
2723 * testsuite/Makefile.in: Regenerate.
2724
72adc4fa
DK		 27252009-10-25 Doug Kwan <dougkwan@google.com>
2726
2727 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2728 from private to protected to allow access by child class.
2729 (Sized_relobj::do_relocate_sections): New method declaration.
2730 (Sized_relobj::relocate_sections): Virtualize.
2731 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2732 Sized_relobj::relocate_sections. Instantiate template explicitly
2733 for different target sizes and endianity.
2734
07f508a2
DK		 27352009-10-24 Doug Kwan <dougkwan@google.com>
2736
2737 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2738 (Arm_input_section::as_arm_input_section): New method.
2739 (Arm_output_section): New class definition.
2740 (Arm_output_section::create_stub_group,
2741 Arm_output_section::group_sections): New method definitions.
2742
10ad9fe5
DK		 27432009-10-22 Doug Kwan <dougkwan@google.com>
2744
2745 * arm.cc (Arm_input_section): New class definition.
2746 (Arm_input_section::init, Arm_input_section:do_write,
2747 Arm_input_section::set_final_data_size,
2748 Arm_input_section::do_reset_address_and_file_offset): New method
2749 definitions.
2750
56ee5e00
DK		 27512009-10-21 Doug Kwan <dougkwan@google.com>
2752
2753 * arm.cc (Stub_table, Arm_input_section): New forward class
2754 declarations.
2755 (Stub_table): New class defintion.
2756 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2757 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2758 New method definition.
2759
b569affa
DK		 27602009-10-21 Doug Kwan <dougkwan@google.com>
2761
2762 * arm.cc: Update copyright comments.
2763 (Target_arm): New forward class template declaration.
2764 (Arm_address): New type.
2765 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2766 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2767 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2768 constants.
2769 (Insn_template): Same.
2770 (DEF_STUBS): New macro.
2771 (Stub_type): New enum type.
2772 (Stub_template): New class definition.
2773 (Stub): Same.
2774 (Reloc_stub): Same.
2775 (Stub_factory): Same.
2776 (Target_arm::Target_arm): Initialize may_use_blx_ and
2777 should_force_pic_veneer_.
2778 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2779 Target_arm::should_force_pic_veneer,
2780 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2781 Target_arm::using_thumb_only, Target_arm:;default_target): New
2782 method defintions.
2783 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2784 New data member declarations.
2785 (Insn_template::size, Insn_template::alignment): New method defintions.
2786 (Stub_template::Stub_template): New method definition.
2787 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2788 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2789 (Stub_factory::Stub_factory): New method definition.
2790 * gold.h (string_hash): New template.
2791 * output.h (Input_section_specifier::hash_value): Use
2792 gold::string_hash.
2793 (Input_section_specifier::string_hash): Remove.
2794 * stringpool.cc (Stringpool_template::string_hash): Use
2795 gold::string_hash.
2796
6c172549
DK		 27972009-10-20 Doug Kwan <dougkwan@google.com>
2798
2799 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2800 symbols of relaxed input sections.
2801 * output.h (Output_section::find_relaxed_input_section): Make
2802 method public.
2803
c5617f2f
DK		 28042009-10-16 Doug Kwan <dougkwan@google.com>
2805
2806 * dynobj.cc (Versions::Versions): Initialize version_script_.
2807 Only insert base version symbol definition for a shared object
2808 if version script defines any version versions.
2809 (Versions::define_base_version): New method definition.
2810 (Versions::add_def): Check that base version is not needed.
2811 (Versions::add_need): Define base version lazily.
2812 * dynobj.h (Versions::define_base_version): New method declaration.
2813 (Versions::needs_base_version_): New data member declaration.
2814 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2815 (check_DATA): Add no_version_test.stdout.
2816 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2817 New make rules.
2818 * testsuite/Makefile.in: Regenerate.
2819 * testsuite/no_version_test.c: New file.
2820 * testsuite/no_version_test.sh: Ditto.
2821
3c12dcdb
DK		 28222009-10-16 Doug Kwan <dougkwan@google.com>
2823
2824 * expression.cc (class Segment_start_expression): New class definition.
2825 (Segment_start_expression::value): New method definition.
2826 (script_exp_function_segment_start): Return a new
2827 Segment_start_expression.
2828 * gold/script-c.h (script_saw_segment_start_expression): New function
2829 prototype.
2830 * script-sections.cc (Script_sections::Script_sections): Initialize
2831 SAW_SEGMENT_START_EXPRESSION_ to false.
2832 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2833 and -Tbbs options to specify section addresses if given in
2834 command line and no SEGMENT_START expression is seen in a script.
2835 * script-sections.h (Script_sections::saw_segment_start_expression,
2836 Script_sections::set_saw_segment_start_expression): New method
2837 definition.
2838 (Script_sections::saw_segment_start_expression_): New data member
2839 declaration.
2840 * script.cc (script_saw_segment_start_expression): New function.
2841 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2842 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2843 script_test_7.sh and script_test_8.sh.
2844 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2845 script_test_8.stdout.
2846 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2847 (script_test_6, script_test_6.stdout, script_test_7,
2848 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2849 * Makefile.in: Regenerate.
2850 * testsuite/script_test_6.sh: New file.
2851 * testsuite/script_test_6.t: Same.
2852 * testsuite/script_test_7.sh: Same.
2853 * testsuite/script_test_7.t: Same.
2854 * testsuite/script_test_8.sh: Same.
2855
64b1ae37
DK		 28562009-10-16 Doug Kwan <dougkwan@google.com>
2857
2858 * output.cc (Output_segment::set_section_list_address): Cast
2859 expressions to unsigned long long type to avoid format warnings.
2860
661be1e2
ILT		 28612009-10-15 Ian Lance Taylor <iant@google.com>
2862
12edd763 2863 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 2864 dot assignment to script_sections_.
12edd763
ILT		 2865 * script-sections.cc (Script_sections::add_dot_assignment):
2866 Initialize if necessary.
2867
68b6574b
ILT		 2868 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2869 program headers with no load segment if there is a linker script.
2870
661be1e2
ILT		 2871 * layout.cc (Layout::set_segment_offsets): Align the file offset
2872 to the segment aligment for -N or -n with no load segment.
2873 * output.cc (Output_segment::add_output_section): Don't crash if
2874 the first section is a TLS section.
2875 (Output_segment::set_section_list_addresses): Print an error
2876 message if the address moves backward in a linker script.
2877 * script-sections.cc
2878 (Output_section_element_input::set_section_addresses): Don't
2879 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2880 (Orphan_output_section::set_section_addresses): Likewise.
2881
f15f61a7
DK		 28822009-10-15 Doug Kwan <dougkwan@google.com>
2883
2884 * layout.cc (Layout::finish_dynamic_section): Generate tags
2885 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2886 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2887 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2888
82bb573a
ILT		 28892009-10-14 Ian Lance Taylor <iant@google.com>
2890
2891 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2892 fields.
2893 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2894 data_shdr fields of relinfo.
2895 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2896 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2897 R_386_TLS_LDO_32, adjust based on section flags.
2898 (Target_i386::Relocate::fix_up_ldo): Remove.
2899
374ad285
ILT		 29002009-10-13 Ian Lance Taylor <iant@google.com>
2901
2902 Add support for -pie.
2903 * options.h (class General_options): Add -pie and
2904 --pic-executable.
2905 (General_options::output_is_position_independent): Test -pie.
2906 (General_options::output_is_executable): Return true if not shared
2907 and not relocatable.
2908 (General_options::output_is_pie): Remove.
2909 * options.cc (General_options::finalize): Reject incompatible uses
2910 of -pie.
2911 * gold.cc (queue_middle_tasks): A -pie link is not static.
2912 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2913 * symtab.cc (Symbol::final_value_is_known): Return false if
2914 output_is_position_independent.
2915 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2916 output_is_position_independent.
2917 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2918 output_is_position_independent.
2919 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2920 output_is_position_independent.
2921 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2922 two_file_pie_test.
2923 (basic_pie_test.o, basic_pie_test): New targets.
2924 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2925 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2926 (two_file_pie_test): New target.
2927 * testsuite/Makefile.in: Rebuild.
2928 * README: Remove note saying that -pie is not supported.
2929
c6585162
ILT		 29302009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2931
2932 * options.h (class General_options): Add -init and -fini.
2933 * layout.cc (Layout::finish_dynamic_section): Emit
2934 given init and fini functions.
2935
032ce4e9
ST		 29362009-10-13 Sriraman Tallam <tmsriram@google.com>
2937
2938 * gc.h (gc_process_relocs): Check if icf is enabled using new
2939 function.
2940 * gold.cc (queue_initial_tasks): Likewise.
2941 (queue_middle_tasks): Likewise.
2942 * object.cc (do_layout): Likewise.
2943 * symtab.cc (is_section_folded): Likewise.
2944 * main.cc (main): Likewise.
2945 * reloc.cc (Read_relocs::run): Likewise.
2946 (Sized_relobj::do_scan_relocs): Likewise.
2947 * icf.cc (is_function_ctor_or_dtor): New function.
2948 (Icf::find_identical_sections): Check if function is ctor or dtor when
2949 safe icf is chosen.
2950 * options.h (General_options::icf): Change option to be an enum.
2951 (Icf_status): New enum.
2952 (icf_enabled): New method.
2953 (icf_safe_folding): New method.
2954 (set_icf_status): New method.
2955 (icf_status_): New variable.
2956 * (options.cc) (General_options::finalize): Set icf_status_.
2957 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2958 icf_test and icf_keep_unique_test to use the --icf enum flag.
2959 * testsuite/icf_safe_test.sh: New file.
2960 * testsuite/icf_safe_test.cc: New file.
2961
f345227a
ST		 29622009-10-12 Sriraman Tallam <tmsriram@google.com>
2963
2964 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2965 includes to gc.h and icf.h.
2966 * arm.cc: Include gc.h.
2967 * gold.cc: Likewise.
2968 * i386.cc: Likewise.
2969 * powerpc.cc: Likewise.
2970 * sparc.cc: Likewise.
2971 * x86_64.cc: Likewise.
2972 * gc.h: Include icf.h.
2973
1c7814ed
ILT		 29742009-10-11 Ian Lance Taylor <iant@google.com>
2975
2976 * plugin.cc: Include "gold.h" before other header files.
2977
ae3b5189
CD		 29782009-10-10 Chris Demetriou <cgd@google.com>
2979
2980 * options.h (Input_file_argument::Input_file_type): New enum.
2981 (Input_file_argument::is_lib_): Replace with...
2982 (Input_file_argument::type_): New member.
2983 (Input_file_argument::Input_file_argument): Take Input_file_type
2984 'type' rather than boolean 'is_lib' as second argument.
2985 (Input_file_argument::is_lib): Use type_.
2986 (Input_file_argument::is_searched_file): New function.
2987 (Input_file_argument::may_need_search): Handle is_searched_file.
2988 * options.cc (General_options::parse_library): Support -l:filename.
2989 (General_options::parse_just_symbols): Update for Input_file_argument
2990 changes.
2991 (Command_line::process): Likewise.
2992 * archive.cc (Archive::get_file_and_offset): Likewise.
2993 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2994 * script.cc (read_script_file, script_add_file): Likewise.
2995 * fileread.cc (Input_file::Input_file): Likewise.
2996 (Input_file::will_search_for): Handle is_searched_file.
2997 (Input_file::open): Likewise.
2998 * readsyms.cc (Read_symbols::get_name): Likewise.
2999 * testsuite/Makefile.am (searched_file_test): New test.
3000 * testsuite/Makefile.in: Regenerate.
3001 * testsuite/searched_file_test.cc: New file.
3002 * testsuite/searched_file_test_lib.cc: New file.
3003
f3048a1d
ILT		 30042009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3005 Ian Lance Taylor <iant@google.com>
3006
3007 * descriptor.cc: Include <cstdio> and "binary-io.h".
3008 (Descriptors::open): Open the files in binary mode always.
3009 * script.cc (Lex::get_token): Treat \r as whitespace.
3010
d4780e57
ILT		 30112009-10-09 Ian Lance Taylor <iant@google.com>
3012
3013 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3014
d9a893b8
ILT		 30152009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3016 Ian Lance Taylor <iant@google.com>
3017
3018 * configure.ac: Check for readv function also.
3019 * fileread.cc (readv): Define if not HAVE_READV.
3020 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3021 does not exist.
3022 * config.in: Regenerate.
3023 * configure: Regenerate.
3024
c0a62865
DK		 30252009-10-09 Doug Kwan <dougkwan@google.com>
3026
3027 * layout.cc (Layout::make_output_section): Call target hook to make
3028 ordinary output section.
3029 (Layout::finalize): Adjust parameter list of call the
3030 Target::may_relax().
3031 * layout.h (class Layout::section_list): New method.
3032 * merge.h (Output_merge_base::entsize): Change visibility to public.
3033 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3034 New methods.
3035 (Output_merge_string::do_is_string): New method.
3036 * object.cc (Sized_relobj::do_setup): renamed from
3037 Sized_relobj::set_up.
3038 * object.h (Sized_relobj::adjust_shndx,
3039 Sized_relobj::initializ_input_to_output_maps,
3040 Sized_relobj::free_input_to_output_maps): Change visibilities to
3041 protected.
3042 (Sized_relobj::setup): Virtualize.
3043 (Sized_relobj::do_setup): New method declaration.
3044 (Sized_relobj::invalidate_section_offset,
3045 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3046 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3047 * options.cc (parse_int): New function.
3048 * options.h (parse_int): New declaration.
3049 (DEFINE_int): New macro.
3050 (stub_group_size): New option.
3051 * output.cc (Output_section::Output_section): Initialize memebers
3052 merge_section_map_, merge_section_by_properties_map_,
3053 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3054 (Output_section::add_input_section): Handled deferred code-fill
3055 generation and remove an old comment.
3056 (Output_section::add_relaxed_input_section): New method definition.
3057 (Output_section::add_merge_input_section): Use merge section by
3058 properties map to speed to search. Update merge section maps
3059 as appropriate.
3060 (Output_section::build_relaxation_map): New method definition.
3061 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3062 Same.
3063 (Output_section::relax_input_section): Renamed to
3064 Output_section::convert_input_sections_to_relaxed_sections and change
3065 interface to take a vector of pointers to relaxed sections.
3066 (Output_section::find_merge_section,
3067 Output_section::find_relaxed_input_section): New method definitions.
3068 (Output_section::is_input_address_mapped,
3069 Output_section::output_offset, Output_section::output_address):
3070 Use output section data maps to speed up searching.
3071 (Output_section::find_starting_output_address): Add comments.
3072 (Output_section::do_write,
3073 Output_section::write_to_postprocessing_buffer): Do code-fill
3074 generation as appropriate.
3075 (Output_section::get_input_sections): Invalidate relaxed input section
3076 map.
3077 (Output_section::restore_states): Adjust type of checkpoint .
3078 Invalidate relaxed input section map.
3079 * output.h (Output_merge_base): New class declaration.
3080 (Input_section_specifier): New class defintion.
3081 (class Output_relaxed_input_section) Change base class to
3082 Output_section_data_build.
3083 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3084 base class initializer.
3085 (Output_section::add_relaxed_input_section): New method declaration.
3086 (Output_section::Input_section): Change visibility to protected.
3087 (Output_section::Input_section::relobj,
3088 Output_section::Input_section::shndx): Handle relaxed input sections.
3089 Output_section::input_sections) Change visibility to protected. Also
3090 define overload to return a non-const pointer.
3091 (Output_section::Merge_section_properties): New class defintion.
3092 (Output_section::Merge_section_by_properties_map,
3093 Output_section::Output_section_data_by_input_section_map,
3094 Output_section::Relaxation_map): New types.
3095 (Output_section::relax_input_section): Rename method to
3096 Output_section::convert_input_sections_to_relaxed_sections and change
3097 interface to take a vector of relaxed section pointers.
3098 (Output_section::find_merge_section,
3099 Output_section::find_relaxed_input_section,
3100 Output_section::build_relaxation_map,
3101 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3102 New method declarations.
3103 (Output_section::merge_section_map_
3104 Output_section::merge_section_by_properties_map_,
3105 Output_section::relaxed_input_section_map_,
3106 Output_section::is_relaxed_input_section_map_valid_,
3107 Output_section::generate_code_fills_at_write_): New data members.
3108 * script-sections.cc
3109 (Output_section_element_input::set_section_addresses): Call
3110 current_data_size and addralign methods of relaxed input sections.
3111 (Orphan_output_section::set_section_addresses): Call current_data_size
3112 and addralign methods of relaxed input sections.
3113 * symtab.cc (Symbol_table::compute_final_value): Extract template
3114 from the body of Symbol_table::sized_finalize_symbol.
3115 (Symbol_table::sized_finalized_symbol): Call
3116 Symbol_table::compute_final_value.
3117 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3118 (Symbol_table::compute_final_value): New templated method declaration.
3119 * target.cc (Target::do_make_output_section): New method defintion.
3120 * target.h (Target::make_output_section): New method declaration.
3121 (Target::relax): Add more parameters for input objects, symbol table
3122 and layout. Adjust call to do_relax.
3123 (Target::do_make_output_section): New method declaration.
3124 (Target::do_relax): Add parameters for input objects, symbol table
3125 and layout.
3126
d446d6c4
ILT		 31272009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3128
3129 * pread.c: Include stdio.h.
3130
bc06c745
ILT		 31312009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3132
3133 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3134 defined.
3135
75aea3d0
ILT		 31362009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3137
3138 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3139 Change read_shndx type to unsigned int.
3140 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3141 int.
3142 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3143 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3144 Change read_shndx type to unsigned int.
3145 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3146 int.
3147 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3148 * layout.cc (Layout::create_symtab_sections): Cast the result of
3149 local_symcount * symsize to off_t in the gold_assert.
3150
be8fcb75
ILT		 31512009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3152
3153 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3154 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3155 R_ARM_BASE_ABS.
3156 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3157 (Arm_relocate_functions::thm_abs5): New function.
3158 (Arm_relocate_functions::abs12): New function.
3159 (Arm_relocate_functions::abs16): New function.
3160 (Arm_relocate_functions::base_abs): New function.
3161 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3162 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3163 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3164 R_ARM_BASE_ABS.
3165 (Scan::global): Likewise.
3166 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3167 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3168 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3169 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3170 R_ARM_BASE_ABS.
3171
c2a122b6
ILT		 31722009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3173
3174 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3175 (Arm_relocate_functions::movt_prel): New function.
3176 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3177 (Arm_relocate_functions::thm_movt_prel): New function.
3178 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3179 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3180 (Scan::global, Relocate::relocate): Likewise.
3181 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3182
c4aa1e2d
ILT		 31832009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3184
3185 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3186 Incremental_checker.
3187 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3188 unsigned int.
3189 (class Incremental_inputs_header): New class.
3190 (Incremental_inputs_header_writer): Edit comment.
3191 (Incremental_inputs_entry): New class.
3192 (Incremental_inputs_entry_writer): Edit comment.
3193 (Sized_incremental_binary::do_find_incremental_inputs_section):
3194 Add *strtab_shndx parameter, fill it.
3195 (Sized_incremental_binary::do_check_inputs): New method.
3196 (Incremental_checker::can_incrementally_link_output_file): Use
3197 Sized_incremental_binary::check_inputs.
3198 (Incremental_inputs::report_command_line): Save command line in
3199 command_line_.
3200 * incremental.h:
3201 (Incremental_binary::find_incremental_inputs_section): New
3202 method.
3203 (Incremental_binary::do_find_incremental_inputs_section): Add
3204 strtab_shndx parameter.
3205 (Incremental_binary::do_check_inputs): New pure virtual method.
3206 (Sized_incremental_binary::do_check_inputs): Declare.
3207 (Incremental_checker::Incremental_checker): Add incremental_inputs
3208 parameter, use it to initialize incremental_inputs_.
3209 (Incremental_checker::incremental_inputs_): New field.
3210 (Incremental_checker::command_line): New method.
3211 (Incremental_checker::inputs): New method.
3212 (Incremental_checker::command_line_): New field.
3213
c549a694
ILT		 32142009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3215
3216 * incremental.cc: Include <cstdarg> and "target-select.h".
3217 (vexplain_no_incremental): New function.
3218 (explain_no_incremental): New function.
3219 (Incremental_binary::error): New method.
3220 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3221 method.
3222 (make_sized_incremental_binary): New function.
3223 (open_incremental_binary): New function.
3224 (can_incrementally_link_file): Add checks if output is ELF and has
3225 inputs section.
3226 * incremental.h: Include "elfcpp_file.h" and "output.h".
3227 (Incremental_binary): New class.
3228 (Sized_incremental_binary): New class.
3229 (open_incremental_binary): Declare.
3230 * object.cc (is_elf_object): Use
3231 elfcpp::Elf_recognizer::is_elf_file.
3232 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3233 * output.h (Output_file::filesize): New method.
3234
fd3c5f0b
ILT		 32352009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3236
3237 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3238 New function.
3239 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3240 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3241 function.
3242 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3243 function.
3244 (Arm_relocate_functions::movw_abs_nc): New function.
3245 (Arm_relocate_functions::movt_abs): New function.
3246 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3247 (Arm_relocate_functions::thm_movt_abs): New function.
3248 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3249 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3250 (Scan::global): Likewise.
3251 (Relocate::relocate): Likewise.
3252 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3253
7f5309a5
ILT		 32542009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3255
3256 * arm.cc (Arm_relocate_functions::got_prel) New function.
3257 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3258 (Relocate::relocate): Likewise.
3259 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3260
364c7fa5
ILT		 32612009-10-06 Ian Lance Taylor <iant@google.com>
3262
3263 * options.h (class General_options): Define
3264 split_stack_adjust_size parameter.
3265 * object.h (class Object): Add uses_split_stack_ and
3266 has_no_split_stack_ fields. Add uses_split_stack and
3267 has_no_split_stack accessor functions. Declare
3268 handle_split_stack_section.
3269 (class Reloc_symbol_changes): Define.
3270 (class Sized_relobj): Define Function_offsets. Declare
3271 split_stack_adjust, split_stack_adjust_reltype, and
3272 find_functions.
3273 * object.cc (Object::handle_split_stack_section): New function.
3274 (Sized_relobj::do_layout): Call handle_split_stack_section.
3275 * dynobj.cc (Sized_dynobj::do_layout): Call
3276 handle_split_stack_section.
3277 * reloc.cc (Sized_relobj::relocate_sections): Call
3278 split_stack_adjust for executable sections in split_stack
3279 objects. Pass reloc_map to relocate_section.
3280 (Sized_relobj::split_stack_adjust): New function.
3281 (Sized_relobj::split_stack_adjust_reltype): New function.
3282 (Sized_relobj::find_functions): New function.
3283 * target-reloc.h: Include "object.h".
3284 (relocate_section): Add reloc_symbol_changes parameter. Change
3285 all callers.
3286 * target.h (class Target): Add calls_non_split method. Declare
3287 do_calls_non_split virtual method. Declare match_view and
3288 set_view_to_nop.
3289 * target.cc: Include "elfcpp.h".
3290 (Target::do_calls_non_split): New function.
3291 (Target::match_view): New function.
3292 (Target::set_view_to_nop): New function.
3293 * gold.cc (queue_middle_tasks): Give an error if mixing
3294 split-stack and non-split-stack objects with -r.
3295 * i386.cc (Target_i386::relocate_section): Add
3296 reloc_symbol_changes parameter.
3297 (Target_i386::do_calls_non_split): New function.
3298 * x86_64.cc (Target_x86_64::relocate_section): Add
3299 reloc_symbol_changes parameter.
3300 (Target_x86_64::do_calls_non_split): New function.
3301 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3302 parameter.
3303 * powerpc.cc (Target_powerpc::relocate_section): Add
3304 reloc_symbol_changes parameter.
3305 * sparc.cc (Target_sparc::relocate_section): Add
3306 reloc_symbol_changes parameter.
3307 * configure.ac: Call AM_CONDITIONAL for the default target.
3308 * configure: Rebuild.
3309 * testsuite/Makefile.am (TEST_AS): New variable.
3310 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3311 (check_DATA): Add split_i386 and split_x86_64 files.
3312 (SPLIT_DEFSYMS): Define.
3313 (split_i386_[1234n].o): New targets.
3314 (split_i386_[124]): New targets.
3315 (split_i386_[1234r].stdout): New targets.
3316 (split_x86_64_[1234n].o): New targets.
3317 (split_x86_64_[124]): New targets.
3318 (split_x86_64_[1234r].stdout): New targets.
3319 (MOSTLYCLEANFILES): Add new executables.
3320 * testsuite/split_i386.sh: New file.
3321 * testsuite/split_x86_64.sh: New file.
3322 * testsuite/split_i386_1.s: New file.
3323 * testsuite/split_i386_2.s: New file.
3324 * testsuite/split_i386_3.s: New file.
3325 * testsuite/split_i386_4.s: New file.
3326 * testsuite/split_i386_n.s: New file.
3327 * testsuite/split_x86_64_1.s: New file.
3328 * testsuite/split_x86_64_2.s: New file.
3329 * testsuite/split_x86_64_3.s: New file.
3330 * testsuite/split_x86_64_4.s: New file.
3331 * testsuite/split_x86_64_n.s: New file.
3332 * testsuite/testfile.cc (Target_test): Update relocation_section
3333 function.
3334 * testsuite/Makefile.in: Rebuild.
3335
e8a9fcda
ILT		 33362009-10-06 Ian Lance Taylor <iant@google.com>
3337
3338 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3339 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3340 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3341 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3342 the address on ldo_addrs_.
3343 (Target_i386::Relocate::fix_up_ldo): New function.
3344
e99daf92
ILT		 33452009-10-06 Rafael Espindola <espindola@google.com>
3346
3347 * plugin.cc (add_input_library): New.
3348 (Plugin::load): Add add_input_library to tv.
3349 (Plugin_manager::add_input_file): Add the is_lib argument.
3350 (add_input_file): Update call to Plugin_manager::add_input_file.
3351 (add_input_library): New.
3352 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3353
966d4097
DK		 33542009-09-30 Doug Kwan <dougkwan@google.com>
3355
3356 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3357 symbol and call Symbol::may_need_copy_reloc to determine if
3358 a copy reloc is needed.
3359 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3360 nocopyreloc is given in command line.
3361 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3362 given in command line.
3363 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3364 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3365 of the removed Target_i386::may_need_copy_reloc.
3366 * options.h (copyreloc): New option with default value false.
3367 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3368 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3369 instead of the removed Target_powerpc::may_need_copy_reloc.
3370 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3371 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3372 instead of the removed Target_sparc::may_need_copy_reloc.
3373 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3374 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3375 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3376 instead of the removed Target_x86_64::may_need_copy_reloc.
3377
029ba973
ILT		 33782009-09-30 Ian Lance Taylor <iant@google.com>
3379
3380 * object.h (class Object): Remove target_ field, and target,
3381 sized_target, and set_target methods.
3382 (Object::sized_target): Remove.
3383 (class Sized_relobj): Update declarations. Remove sized_target.
3384 * object.cc (Sized_relobj::setup): Remove target parameter.
3385 Change all callers.
3386 (Input_objects::add_object): Don't do anything with the target.
3387 (make_elf_sized_object): Add punconfigured parameter. Change all
3388 callers. Set or test parameter target.
3389 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3390 Change all callers.
3391 * parameters.cc (Parameters::set_target): Change parameter type to
3392 be non-const.
3393 (Parameters::default_target): Remove.
3394 (set_parameters_target): Change parameter type to be non-const.
3395 (parameters_force_valid_target): New function.
3396 (parameters_clear_target): New function.
3397 * parameters.h (class Parameters): Update declarations. Remove
3398 default_target method. Add sized_target and clear_target
3399 methods. Change target_ to be non-const.
3400 (set_parameters_target): Update declaration.
3401 (parameters_force_valid_target): Declare.
3402 (parameters_clear_target): Declare.
3403 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3404 as NULL if we aren't searching.
3405 (Add_symbols::run): Don't check for compatible target.
3406 * fileread.cc (Input_file::open_binary): Call
3407 parameters_force_valid_target.
3408 * gold.cc (queue_middle_tasks): Likewise.
3409 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3410 set_target on object.
3411 * dynobj.h (class Sized_dynobj): Update declarations.
3412 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3413 make_elf_object returns NULL.
3414 (Archive::include_member): Don't check whether object target is
3415 compatible.
3416 * output.cc (Output_section::add_input_section): Get target from
3417 parameters.
3418 (Output_section::relax_input_section): Likewise.
3419 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3420 parameters.
3421 (Sized_relobj::do_scan_relocs): Likewise.
3422 (Sized_relobj::relocate_sections): Likewise.
3423 * resolve.cc (Symbol_table::resolve): Likewise.
3424 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3425 parameter. Change all callers.
3426 (Symbol_table::add_from_object): Get target from parameters.
3427 (Symbol_table::add_from_relobj): Don't check object target.
3428 (Symbol_table::add_from_dynobj): Likewise.
3429 (Symbol_table::define_special_symbol): Get target from
3430 parameters.
3431 * symtab.h (class Symbol_table): Update declaration.
3432 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3433 parameter. Change all callers. Clear parameter target.
3434 (Binary_test): Test target here.
3435 * testsuite/object_unittest.cc (gold_testsuite): Remove
3436 target_test_pointer parameter. Change all callers.
3437 (Object_test): Test target here.
3438
a6a22b83
ILT		 34392009-09-26 Ian Lance Taylor <iant@google.com>
3440
3441 * testsuite/initpri1.c: Don't try to use constructor priorities if
3442 compiling with gcc before 4.3.
3443
6a8f49fe
ILT		 34442009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3445
3446 * testsuite/retain_symbols_file_test.sh (check_present): Change
3447 output file name to retain_symbols_file_test.stdout.
3448 (check_absent): Likewise.
3449
8c604651
CS		 34502009-09-18 Craig Silverstein <csilvers@google.com>
3451
3452 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3453 * options.cc: Include <cerrno> and <fstream>.
3454 (General_options::finalize): Parse -retain-symbols-file tag.
3455 * options.h: New flag.
3456 (General_options): New method should_retain_symbol, new
3457 variable symbols_to_retain.
3458 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3459 should_retain_symbol map.
3460 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3461 * testsuite/Makefile.in: Regenerate.
3462 * testsuite/retain_symbols_file_test.sh: New file.
3463
ca58b19f
NC		 34642009-09-18 Nick Clifton <nickc@redhat.com>
3465
3466 * po/es.po: Updated Spanish translation.
3467
20e6d0d6
DK		 34682009-09-17 Doug Kwan <dougkwan@google.com>
3469
3470 * debug.h (DEBUG_RELAXATION): New constant.
3471 (DEBUG_ALL): Add DEBUG_RELAXATION.
3472 (debug_string_to_enum): Add relaxation debug option.
3473 * layout.cc
3474 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3475 Layout::Relaxation_debug_check::read_sections,
3476 Layout::Relaxation_debug_check::read_sections): New method definitions.
3477 (Layout::Layout): Initialize data members
3478 record_output_section_data_from_scrips_,
3479 script_output_section_data_list_ and relaxation_debug_check_.
3480 (Layout::save_segments, Layout::restore_segments,
3481 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3482 Layout::relaxation_loop_body): New method definitions.
3483 (Layout::finalize): Support relaxation. Move section layout code to
3484 Layout::relaxation_loop_body.
3485 (Layout::set_asection_address_from_script): Move code for orphan
3486 section placement out.
3487 (Layout::place_orphan_sections_in_script): New method definition.
3488 * layout.h (Output_segment_headers, Output_file_header):
3489 New forward class declarations.
3490 (Layout::~Layout): Define.
3491 (Layout::new_output_section_data_from_script): New method definition.
3492 (Layout::place_orphan_sections_in_script): New method declaration.
3493 (Layout::Segment_states): New type declaration.
3494 (Layout::save_segments, Layout::restore_segments,
3495 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3496 Layout::relaxation_loop_body): New method declarations.
3497 (Layout::Output_section_data_list): New type declaration.
3498 (Layout::Relaxation_debug_check): New class definition.
3499 (Layout::record_output_section_data_from_script_,
3500 Layout::script_output_section_data_list_, Layout::segment_states_,
3501 Layout::relaxation_debug_check_): New data members.
3502 * output.cc: (Output_section_headers::do_size): New method definition.
3503 (Output_section_headers::Output_section_headers): Move size
3504 computation to Output_section_headers::do_size.
3505 (Output_segment_headers::do_size): New method definition.
3506 (Output_file_header::Output_file_header): Move size computation to
3507 Output_file_header::do_size and call it.
3508 (Output_file_header::do_size): New method definition.
3509 (Output_data_group::Output_data_group): Adjust call to
3510 Output_section_data.
3511 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3512 (Output_symtab_xindex::do_write): Add array bound check.
3513 (Output_section::Input_section::print_to_mapfile): Handle
3514 RELAXED_INPUT_SECTION_CODE.
3515 (Output_section::Output_section): Initialize data member checkpoint_.
3516 (Output_section::~Output_section): Delete checkpoint object pointed
3517 by checkpoint_.
3518 (Output_section::add_input_section): Always add an Input_section if
3519 relaxing.
3520 (Output_section::add_merge_input_section): Add assert.
3521 (Output_section::relax_input_section): New method definition.
3522 (Output_section::set_final_data_size): Set load address to zero for
3523 an unallocated section.
3524 (Output_section::do_address_and_file_offset_have_reset_values):
3525 New method definition.
3526 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3527 Handle relaxed input section.
3528 (Output_section::sort_attached_input_sections): Checkpoint input
3529 section list lazily.
3530 (Output_section::get_input_sections): Change type of input_sections to
3531 list of Simple_input_section pointers. Checkpoint input section list
3532 lazily. Also handle relaxed input sections.
3533 (Output_section::add_input_section_for_script): Take a reference to
3534 a Simple_input_section object instead of Relobj pointer and section
3535 index as parameter. Handle relaxed input sections.
3536 (Output_section::save_states, Output_section::restore_states): New
3537 method definitions.
3538 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3539 (Output_data::is_data_size_fixed): New method definition.
3540 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3541 if it is fixed.
3542 (Output_data::address_and_file_offset_have_reset_values): New method
3543 definition.
3544 (Output_data::do_address_and_file_offset_have_reset_values): New method
3545 definition.
3546 (Output_data::set_data_size): Check that data size is not fixed.
3547 (Output_data::fix_data_size): New method definition.
3548 (Output_data::is_data_size_fixed_): New data member.
3549 (Output_section_headers::set_final_data_size): New method definition.
3550 (Output_section_headers::do_size): New method declaration.
3551 (Output_segment_headers::set_final_data_size): New method definition.
3552 (Output_segment_headers::do_size): New method declaration.
3553 (Output_file_header::set_final_data_size)::New method definition.
3554 (Output_file_header::do_size)::New method declaration.
3555 (Output_section_data::Output_section_data): Add new parameter
3556 is_data_size_fixed and use it to fix data size.
3557 (Output_data_const::Output_data_const): Adjust call to base class
3558 constructor and fix data size.
3559 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3560 base class constructor and fix data size.
3561 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3562 base class constructor and fix data size.
3563 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3564 class constructor and fix data size.
3565 (Output_data_group::set_final_data_size): New method definition.
3566 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3567 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3568 class constructor and fix data size.
3569 (Output_relaxed_input_section): New class definition.
3570 (Output_section::Simple_input_section): New class definition.
3571 (Output_section::get_input_sections): Adjust parameter list.
3572 (Output_section::add_input_section_for_script): Same.
3573 (Output_section::save_states, Output_section::restore_states,
3574 Output_section::do_address_and_file_offset_have_reset_values,
3575 (Output_section::Input_section::Input_section): Handle
3576 RELAXED_INPUT_SECTION_CODE. Add new overload for
3577 Output_relaxed_input_section.
3578 (Output_section::Input_section::is_input_section,
3579 Output_section::Input_section::set_output_section): Handle relaxed
3580 input section.
3581 (Output_section::Input_section::is_relaxed_input_section,
3582 Output_section::Input_section::output_section_data,
3583 Output_section::Input_section::relaxed_input_section): New method
3584 definitions.
3585 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3586 value.
3587 (Output_section::Input_section::u1_): Update comments.
3588 (Output_section::Input_section::u2_): Add new union member poris.
3589 (Output_section::Checkpoint_output_section): New classs definition.
3590 (Output_section::relax_input_section): New method declaration.
3591 (Output_section::checkpoint_): New data member.
3592 (Output_segment): Update comments.
3593 (Output_segment::Output_segment): Un-privatize copy constructor.
3594 (Output_segment::operator=): Un-privatize.
3595 * script-sections.cc (Output_section_element::Input_section_list):
3596 Change element type to Output_section::Simple_input_section.
3597 (Output_section_element_dot_assignment::set_section_addresses):
3598 Register output section data for relaxation clean up.
3599 (Output_data_exression::Output_data_expression): Adjust call to base
3600 constructor to fix data size.
3601 (Output_section_element_data::set_section_addresses): Register
3602 Output_data_expression object for relaxation clean up.
3603 (struct Input_section_info): Replace Relobj pointer and section index
3604 pair with Output_section::Simple_input_section and Convert struct to a
3605 class.
3606 (Input_section_sorter::operator()): Adjust access to
3607 Input_section_info data member to use accessors.
3608 (Output_section_element_input::set_section_addresses): Use layout
3609 parameter. Adjust code to use Output_section::Simple_input_section
3610 and Input_secction_info classes. Register filler for relaxation
3611 clean up.
3612 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3613 and section index pair with Output_section::Simple_input_section
3614 class. Adjust code accordingly.
3615 (Phdrs_element::release_segment): New method definition.
3616 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3617 segment list.
3618 (Script_sections::release_segments): New method definition.
3619 * gold/script-sections.h (Script_sections::release_segments): New
3620 method declaration.
3621 * gold/target.h (Target::may_relax, Target::relax,
3622 Target::do_may_relax, Target::do_relax): New method definitions.
3623
5e445df6
ILT		 36242009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3625
3626 * arm.cc (has_signed_unsigned_overflow): New function.
3627 (Arm_relocate_functions::abs8): New function.
3628 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3629 (Target_arm::Scan::global): Likewise.
3630 (Target_arm::relocate::relocate): Likewise.
3631 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3632 Likewise.
3633
8c604651 36342009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 3635
3636 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3637 * testsuite/Makefile.in: Regenerate.
3638
1e9cc1c2
NC		 36392009-09-11 Nick Clifton <nickc@redhat.com>
3640
3641 * po/gold.pot: Updated by the Translation project.
3642
6a89f575
CC		 36432009-09-08 Cary Coutant <ccoutant@google.com>
3644
3645 * output.cc (Output_file::open): Add execute permission to empty file.
3646 * testsuite/Makefile.am (permission_test): New test.
3647 * testsuite/Makefile.in: Regenerate.
3648
fdcac5af
ILT		 36492009-09-02 Ian Lance Taylor <iant@google.com>
3650
3651 * output.cc (Output_file::resize): Call map_no_anonymous rather
3652 than map.
3653
44453f85
ILT		 36542009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3655
3656 * gold.cc: Include "incremental.h".
3657 (queue_initial_tasks): Call Incremental_checker methods.
3658 * incremental.cc: Include "output.h".
3659 (Incremental_checker::can_incrementally_link_output_file): New
3660 method.
3661 * incremental.h (Incremental_checker): New class.
3662
3663 * output.cc (Output_file::open_for_modification): New method.
3664 (Output_file::map_anonymous): Changed return type to bool. Record
3665 map in base_ field.
3666 (Output_file::map_no_anonymous): New method, broken out of map.
3667 (Output_file::map): Use map_no_anonymous and map_anonymous.
3668 * output.h (class Output_file): Update declarations.
3669
293c1386
CC		 36702009-08-24 Cary Coutant <ccoutant@google.com>
3671
3672 * options.h (Command_line::Pre_options): New class.
3673 (Command_line::pre_options): New member.
3674 * options.cc (gold::options::ready_to_register): New variable.
3675 (One_option::register_option): Do nothing if not registering options.
3676 Assert if same short option registered twice.
3677 (General_options::General_options): Turn off option registration when
3678 done constructing.
3679 (Command_line::Pre_options::Pre_options): New constructor.
3680
f773f3d2
CC		 36812009-08-24 Cary Coutant <ccoutant@google.com>
3682
06a73cfe
CC		 3683 * options.h (General_options::no_keep_memory): Remove incorrect
3684 short option.
f773f3d2 3685
a15af8e2
RW		 36862009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3687
3688 * Makefile.am (am__skiplex, am__skipyacc): New.
3689 * Makefile.in: Regenerate.
3690
c462b41b
RW		 36912009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3692
14ec8efd
RW		 3693 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3694 (INCLUDES): ... this.
3695 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3696 (AM_CPPFLAGS): Renamed from ...
3697 (INCLUDE): ... this.
3698 * Makefile.in, testsuite/Makefile.in: Regenerate.
3699
81ecdfbb
RW		 3700 * Makefile.in: Regenerate.
3701 * aclocal.m4: Likewise.
3702 * config.in: Likewise.
3703 * configure: Likewise.
3704 * testsuite/Makefile.in: Likewise.
3705
c462b41b
RW		 3706 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3707 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3708 * Makefile.in: Regenerate.
3709 * testsuite/Makefile.in: Regenerate.
3710
2da73f13
CC		 37112009-08-19 Cary Coutant <ccoutant@google.com>
3712
3713 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3714 symbols in shared libraries overridden by hidden or internal symbols
3715 in the main program.
3716
2db70501
CD		 37172009-08-19 Chris Demetriou <cgd@google.com>
3718
3719 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3720 checking source file names in error messages.
3721
f733487b
DK		 37222009-08-18 Doug Kwan <dougkwan@google.com>
3723
3724 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3725 an elcpp::Ehdr as parameter. Adjust call to set_target.
3726 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3727 an elfcpp::Ehdr as parameter.
3728 * object.cc (Object::set_target): Remove the version that looks up
3729 a target and sets it.
3730 (Sized_relobj::setup): Take a Target object instead of
3731 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3732 (make_elf_sized_object): Find target and ask target to
3733 make an ELF object.
3734 * object.h: (Object::set_target): Remove the version that looks up
3735 a target and sets it.
3736 (Sized_relobj::setup): Take a Target object instead of
3737 an elfcpp:Ehdr as parameter.
3738 * target.cc: Include dynobj.h.
3739 (Target::do_make_elf_object_implementation): New.
3740 (Target::do_make_elf_object): New.
3741 * target.h (Target::make_elf_object): New template declaration.
3742 (Target::do_make_elf_object): New method declarations.
3743 (Target::do_make_elf_object_implementation): New template declaration.
3744
cc70f101
ILT		 37452009-08-14 Ian Lance Taylor <iant@google.com>
3746
3747 * gold.h (FUNCTION_NAME): Define.
3748 (gold_unreachable): Use FUNCTION_NAME.
3749
ef5e0cb1
ST		 37502009-08-12 Sriraman Tallam <tmsriram@google.com>
3751
3752 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3753 symbol in the --keep-unique list is not found.
3754
48c187ce
ST		 37552009-08-12 Sriraman Tallam <tmsriram@google.com>
3756
3757 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3758 been maked as --keep-unique.
3759 (Icf::unfold_section): New function.
3760 * icf.h (Icf::unfold_section): New function.
3761 * options.h (General_options::keep_unique): New option.
3762 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3763 * testsuite/Makefile.in: Regenerate.
3764 * testsuite/icf_keep_unique_test.sh: New file.
3765 * testsuite/icf_keep_unique_test.cc: New file.
3766
645afe0c
CC		 37672009-08-12 Cary Coutant <ccoutant@google.com>
3768
3769 PR 10471
3770 * resolve.cc (Symbol_table::resolve): Check for references from
3771 dynamic objects to hidden and internal symbols.
3772 * testsuite/Makefile.am (hidden_test.sh): New test.
3773 * testsuite/Makefile.in: Regenerate.
3774 * testsuite/hidden_test.sh: New script.
3775 * testsuite/hidden_test_1.c: New test source.
3776 * testsuite/hidden_test_main.c: New test source.
3777
11af873f
DK		 37782009-08-11 Doug Kwan <dougkwan@google.com>
3779
3780 * arm.cc: Update comments.
3781 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3782 segment to locate the .ARM.exidx section if present.
3783
b9f7d72d
DK		 37842009-08-09 Doug Kwan <dougkwan@google.com>
3785
3786 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3787 patch.
3788
ddd3c53c
ST		 37892009-08-07 Sriraman Tallam <tmsriram@google.com>
3790 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3791 compiler warnings.
3792
27721062
ST		 37932009-08-06 Sriraman Tallam <tmsriram@google.com>
3794
3795 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3796 valid tls_segment only for non-debug-section relocations.
3797 * testsuite/Makefile.am: Add gc_tls_test.
3798 * testsuite/Makefile.in: Regenerate.
3799 * testsuite/gc_tls_test.cc: New file.
3800 * testsuite/gc_tls_test.sh: New file.
3801
ef15dade
ST		 38022009-08-05 Sriraman Tallam <tmsriram@google.com>
3803
3804 * icf.cc: New file.
3805 * icf.h: New file.
3806 * Makefile.am (CCFILES): Add icf.cc.
3807 (HFILES): Add icf.h
3808 * Makefile.in: Regenerate.
3809 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3810 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3811 section, symbol and addend information for the relocs.
3812 * gold.cc (queue_middle_tasks): Call identical code folding.
3813 * gold.h: Add defines for multimap.
3814 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3815 to the call of finalize_local_symbols.
3816 * main.cc (main): Create object of class Icf.
3817 * object.cc (Sized_relobj::do_layout): Allow this function to be
3818 called twice during icf.
3819 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3820 to sections marked as identical by icf.
3821 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3822 when available.
3823 (Sized_relobj::do_section_entsize): New function.
3824 * object.h (Object::section_entsize): New function.
3825 (Object::do_section_entsize): New pure virtual function.
3826 (Relobj::finalize_local_symbols): Add new parameter.
3827 (Relobj::do_section_entsize): New function.
3828 * options.h (General_options::icf): New option.
3829 (General_options::icf_iterations): New option.
3830 (General_options::print_icf_sections): New option.
3831 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3832 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3833 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3834 icf.
3835 * symtab.cc (Symbol_table::is_section_folded): New function.
3836 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3837 to sections marked as identical by icf.
3838 * symtab.h (Symbol_table::set_icf): New function.
3839 (Symbol_table::icf): New function.
3840 (Symbol_table::is_section_folded): New function.
3841 (Symbol_table::icf_): New data member.
3842 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3843 * testsuite/Makefile.am: Add commands to build icf_test.
3844 * testsuite/Makefile.in: Regenerate.
3845 * testsuite/icf_test.sh: New file.
3846 * testsuite/icf_test.cc: New file.
3847
c3b65ac4
CD		 38482009-07-24 Chris Demetriou <cgd@google.com>
3849
3850 * layout.cc (is_compressible_debug_section): Fix incorrect
3851 comment about compressed section names.
3852
1caf2c51
ILT		 38532009-07-20 Ian Lance Taylor <ian@airs.com>
3854
3855 PR 10419
3856 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3857
1ef4d87f
ILT		 38582009-07-16 Ian Lance Taylor <iant@google.com>
3859
3860 PR 10400
3861 * layout.h: #include <map>.
3862 (class Kept_section): Change from struct to class. Add accessors
3863 and setters. Add section size to Comdat_group mapping. Change
3864 Comdat_group to std::map. Add is_comdat_ field. Add
3865 linkonce_size field in union.
3866 (class Layout): Update declaration of find_or_add_kept_section.
3867 Don't declare find_kept_object.
3868 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3869 parameter. Add object, shndx, is_comdat, and is_group_name
3870 parameters. Change all callers. Adjust for new Kept_section.
3871 (Layout::find_kept_object): Remove.
3872 * object.cc (Sized_relobj::include_section_group): Update use of
3873 Kept_section. Rename secnum to shndx. Only record
3874 Kept_comdat_section if sections are the same size.
3875 (Sized_relobj::include_linkonce_section): Update use of
3876 Kept_section. Only record Kept_comdat_section if sections are the
3877 same size. Set size of linkonce section.
3878 (Sized_relobj::map_to_kept_section): Update call to
3879 get_kept_comdat_section.
3880 * object.h (class Sized_relobj): Rename fields in
3881 Kept_comdat_section to drop trailing underscores; change object
3882 field to Relobj*. Change Kept_comdat_section_table to store
3883 struct rather than pointer.
3884 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3885 Add kept_object and kept_shndx parameters. Change all callers.
3886 (Sized_relobj::get_kept_comdat_section): Change return type to
3887 bool. Add kept_object and kept_shndx parameters. Change all
3888 callers.
3889 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3890 Layout::find_or_add_kept_section.
3891
37c3b7b0
ILT		 38922009-07-09 Ian Lance Taylor <iant@google.com>
3893
3894 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3895 Reserve space in the hash table.
3896
98fa85cb
ILT		 38972009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3898
3899 * fileread.cc (File_read::get_mtime): New method.
3900 * fileread.h (Timespec): New structure.
3901 (File_read::get_mtime): New method.
3902 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3903 Renamed from timestamp_nsec.
3904 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3905 Elf_Xword.
3906 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3907 timestamp_nsec.
3908 (Incremental_inputs::report_archive): Save mtime; style fix.
3909 (Incremental_inputs::report_obejct): Save mtime; style fix.
3910 (Incremental_inputs::report_script): Save mtime; style fix.
3911 (Incremental_inputs::finalize_inputs): Style fix.
3912 (Incremental_inputs::finalize): Style fix.
3913 (Incremental_inputs::create_input_section_data): Store inputs
3914 mtime.
3915 * incremental.h (Incremental_inputs::report_script): Add mtime
3916 argument.
3917 (Incremental_inputs::Input_info::Input_info): Intialize only one
3918 union member.
3919 (Incremental_inputs::Input_info::archive): Move to nameless
3920 union.
3921 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3922 (Incremental_inputs::Input_info::script): Move to nameless union.
3923 (Incremental_inputs::mtime): New field.
3924 * script.cc (read_input_script): Pass file mtime to
3925 Incremental_input.
3926 * script.h (Script_info::inputs): Style fix.
3927
c9d70757
ILT		 39282009-07-01 Ian Lance Taylor <ian@airs.com>
3929
3930 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3931 instead of 32.
3932
9c547ec3
ILT		 39332009-06-24 Ian Lance Taylor <iant@google.com>
3934
3935 PR 10156
3936 * layout.cc (Layout::choose_output_section): If we find an
3937 existing section, update the flags.
3938 (Layout::create_notes): New function, broken out of
3939 Layout::finalize.
3940 (Layout::finalize): Don't create note sections.
3941 (Layout::create_note): Don't crash if linker script discards
3942 section.
3943 (Layout::create_gold_note): Likewise.
3944 (Layout::create_build_id): Likewise. Don't set
3945 after_input_sections on the section.
3946 (Layout::create_executable_stack_info): Remove target parameter.
3947 Change caller.
3948 * layout.h (class Layout): Declare create_notes. Update
3949 declaration of create_executable_stack_info.
3950 * gold.cc (queue_middle_tasks): Call create_notes.
3951 * output.cc (Output_section::update_flags_for_input_section): Move
3952 here from output.h. If SHF_ALLOC flag is newly set, mark address
3953 invalid.
3954 * output.h (Output_data::mark_address_invalid): New function.
3955 (class Output_section): Only declare, not define,
3956 update_flags_for_input_section. Remove set_flags.
3957
55458500
ILT		 39582009-06-24 Ian Lance Taylor <iant@google.com>
3959
3960 * script-sections.cc (Output_section_definition::
3961 set_section_addresses): Rename shadowing local load_address to
3962 laddr.
3963
1307d6cd
ILT		 39642009-06-24 Ian Lance Taylor <iant@google.com>
3965
3966 PR 10244
3967 * reloc.cc (relocate_sections): Skip empty relocation sections.
3968
ec3f783e
ILT		 39692009-06-23 Ian Lance Taylor <iant@google.com>
3970
3971 PR 10156
3972 * layout.cc (Layout::create_note): Use choose_output_section
3973 rather than make_output_section.
3974
459c9f1c
ILT		 39752009-06-23 Ian Lance Taylor <iant@google.com>
3976
3977 PR 10237
3978 * options.cc (General_options::parse_V): Set printed_version_.
3979 (General_options::General_options): Initialize printed_version_.
3980 * options.h (class General_options): Add printed_version_ field.
3981 * gold.cc (queue_initial_tasks): If there are no input files,
3982 don't give a fatal error if we printed the version information.
3983 (queue_middle_tasks): If using -r with a shared object, give a
3984 fatal error rather than an ordinary error.
3985
1518dc8f
ILT		 39862009-06-23 Ian Lance Taylor <iant@google.com>
3987
3988 PR 10219
3989 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3990 (Layout::make_output_section): Set have_stabstr_section_ if we see
3991 a .stab*str section.
3992 (Layout::finalize): Call link_stabs_sections.
3993 (Layout::link_stabs_sections): New file.
3994 * layout.h (class Layout): Add have_stabstr_section_ field.
3995 Declare link_stabs_sections.
3996
3d857b98
DK		 39972009-06-23 Doug Kwan <dougkwan@google.com>
3998
3999 * Makefile.am (libgold_a_LIBADD): New.
4000 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4001 * Makefile.in: Regenerate.
4002 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4003 * configure: Regenerate.
4004 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4005 * fileread.cc: Include sys/state.h
4006 * gold.h: Declare memmem and strndup if found missing.
4007 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4008
0639a6f6
ILT		 40092009-06-23 Ian Lance Taylor <iant@google.com>
4010
4011 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4012 * configure: Rebuild.
4013
8d63875c
ILT		 40142009-06-23 Ian Lance Taylor <iant@google.com>
4015
4016 PR 10147
4017 * object.cc (Object::section_contents): Don't try to get a view if
4018 the section has length zero.
4019 (Object::handle_gnu_warning_section): If the section is empty, use
4020 the name of the section as the warning.
4021
f7c8a183
ILT		 40222009-06-23 Ian Lance Taylor <iant@google.com>
4023
4024 PR 10133
4025 * stringpool.h (class Stringpool_template): Add optimize_ field.
4026 (Stringpool_template::set_optimize): New function.
4027 * stringpool.cc (Stringpool_template::Stringpool_template):
4028 Initialize optimize_ field.
4029 (Stringpool_template::set_string_offsets): Test local optimize
4030 fild rather than parameter.
4031 * layout.cc (Layout::Layout): Call set_optimize on the section
4032 name stringpool.
4033
e6a307ba
ILT		 40342009-06-22 Ian Lance Taylor <iant@google.com>
4035
4036 PR 10030
4037 * yyscript.y: Parse TARGET.
4038 * script.cc (script_set_target): New function.
4039 * script-c.h (script_set_target): Declare.
4040 * options.cc (General_options::string_to_object_format): Rename
4041 from string_to_object_format in anonymous namespace. Change
4042 callers.
4043 * options.h (class General_options): Declare
4044 string_to_object_format.
4045
3ee173de
ILT		 40462009-06-22 Ian Lance Taylor <iant@google.com>
4047
4048 * script-sections.cc (Script_sections::create_segments): Don't put
4049 program headers in a PT_LOAD segment if -n or -N.
4050
40512009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 4052
4053 PR 10141
4054 * options.h (class General_options): Add -z lazy and -z now. Sort
4055 -z options into alphabetical order.
4056 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4057
cd6739a1 40582009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 4059
4060 * layout.cc (Layout::make_output_section): Call
4061 Target::new_output_section.
4062 (Layout::attach_allocated_section_to_segment): Put large section
4063 sections in a separate load segment with the large segment flag
4064 set.
4065 (Layout::segment_precedes): Sort large data segments after other
4066 load segments.
4067 (align_file_offset): New static function.
4068 (Layout::set_segment_offsets): Use align_file_offset.
4069 * output.h (class Output_section): Add is_small_section_ and
4070 is_large_section_ fields.
4071 (Output_section::is_small_section): New function.
4072 (Output_section::set_is_small_section): New function.
4073 (Output_section::is_large_section): New function.
4074 (Output_section::set_is_large_section): New function.
4075 (Output_section::is_large_data_section): New function.
4076 (class Output_segment): Add is_large_data_segment_ field.
4077 (Output_segment::is_large_data_segment): New function.
4078 (Output_segment::set_is_large_data_segment): New function.
4079 * output.cc (Output_section::Output_section): Initialize new
4080 fields.
4081 (Output_segment::Output_segment): Likewise.
4082 (Output_segment::add_output_section): Add assertion that large
4083 data sections always go in large data segments. Force small data
4084 sections to the end of the list of data sections. Force small BSS
4085 sections to the start of the list of BSS sections. For large BSS
4086 sections to the end of the list of BSS sections.
4087 * symtab.h (class Symbol): Declare is_common_shndx.
4088 (Symbol::is_defined): Check Symbol::is_common_shndx.
4089 (Symbol::is_common): Likewise.
4090 (class Symbol_table): Define enum Commons_section_type. Update
4091 declarations. Add small_commons_ and large_commons_ fields.
4092 * symtab.cc (Symbol::is_common_shndx): New function.
4093 (Symbol_table::Symbol_table): Initialize new fields.
4094 (Symbol_table::add_from_object): Put small and large common
4095 symbols in the right list.
4096 (Symbol_table::sized_finalized_symbol): Check
4097 Symbol::is_common_shndx.
4098 (Symbol_table::sized_write_globals): Likewise.
4099 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4100 common symbol lists. Don't call do_allocate_commons_list if the
4101 list is empty.
4102 (Symbol_table::do_allocate_commons_list): Remove is_tls
4103 parameter. Add comons_section_type parameter. Change all
4104 callers. Handle small and large common symbols.
4105 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4106 Symbol::is_common_shndx.
4107 * resolve.cc (symbol_to_bits): Likewise.
4108 * target.h (Target::small_common_shndx): New function.
4109 (Target::small_common_section_flags): New function.
4110 (Target::large_common_shndx): New function.
4111 (Target::large_common_section_flags): New function.
4112 (Target::new_output_section): New function.
4113 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4114 small_common_section_flags, and large_common_section_flags
4115 fields.
4116 (Target::do_new_output_section): New virtual function.
4117 * arm.cc (Target_arm::arm_info): Initialize new fields.
4118 * i386.cc (Target_i386::i386_info): Likewise.
4119 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4120 Likewise.
4121 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4122 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4123 (Target_x86_64::do_new_output_section): New function.
4124 * configure.ac: Define conditional MCMODEL_MEDIUM.
4125 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4126 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4127 (large_LDFLAGS): Define.
4128 * testsuite/large.c: New file.
4129 * testsuite/testfile.cc (Target_test::test_target_info):
4130 Initialize new fields.
4131 * configure, testsuite/Makefile.in: Rebuild.
4132
bb04269c
DK		 41332009-06-05 Doug Kwan <dougkwan@google.com>
4134
4135 * Makefile.am (CCFILES): Add target.cc.
4136 * Makefile.in: Regenerate.
4137 * i386.cc (class Target_i386): Define new virtual method to
4138 override do_is_local_label_name in parent.
4139 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4140 local symbols if --discard-locals or -X is given.
4141 * options.h (class General_options): Declare new options
4142 '--discard-locals' and '-X' for discarding locals.
4143 * target.h (class Target): Define new methods is_local_label_name.
4144 Declare new virtual method do_is_local_label_name.
4145 * target.cc: New file.
4146 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4147 (check_SCRIPTS): Add discard_locals_test.sh.
4148 (check_DATA): Add discard_local_tests.syms.
4149 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4150 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4151 * testsuite/Makefile.in: Regenerate.
4152 * testsuite/discard_locals_test.c: New file.
4153 * testsuite/discard_locals_test.sh: Same.
4154
805bb01c
DK		 41552009-06-05 Doug Kwan <dougkwan@google.com>
4156
4157 * object.cc (Sized_relobj::Sized_relobj): Initialize
4158 discarded_eh_frame_shndx_ to -1U.
4159 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4160 section.
4161 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4162 a discarded .eh_frame section.
4163 (Sized_relobj::do_finalize_local_symbols): Ditto.
4164 * object.h (class Sized_relobj): Declare new member
4165 discarded_eh_frame_shndx_.
4166 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4167 (local_labels_test.o, local_labels_test): New rules.
4168 * testsuite/Makefile.in: Regenerate.
4169
1dcd334d
DK		 41702009-06-04 Doug Kwan <dougkwan@google.com>
4171
4172 * layout.cc (Layout::section_name_mapping): Add mapping for
4173 special ARM sections.
4174
96d49306
DK		 41752009-06-03 Doug Kwan <dougkwan@google.com>
4176
4177 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4178 (utils::has_overflow): Same.
4179
dff16297
ILT		 41802009-06-03 Ian Lance Taylor <iant@google.com>
4181
4182 * layout.cc (Layout::section_name_mapping): New array, replacing
4183 Layout::linkonce_mapping.
4184 (Layout::section_name_mapping_count): New variable, replacing
4185 Layout::linkonce_mapping_count.
4186 (Layout::linkonce_output_name): Remove.
4187 (Layout::output_section_name): Rewrite.
4188 * layout.h (class Layout): Rename Linkonce_mapping to
4189 Section_name_mapping, linkonce_mapping to section_name_mapping,
4190 linkonce_mapping_count to section_name_mapping_count. Don't
4191 declare linkonce_output_name.
4192
c121c671
DK		 41932009-06-03 Doug Kwan <dougkwan@google.com>
4194
4195 * gold/arm.cc (namespace utils): New.
4196 (Target_arm::reloc_is_non_pic): Define new method.
4197 (class Arm_relocate_functions): New.
4198 (Target_arm::Relocate::relocate): Handle relocation types used by
4199 Android.
4200
07800fab
ILT		 42012009-06-03 Ian Lance Taylor <iant@google.com>
4202
4203 * arm.cc (Target_arm::scan::global): Use || instead of |.
4204
c121c671
DK		 42052009-06-02 Doug Kwan <dougkwan@google.com>
4206
4207 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4208 issued_non_pic_error_.
4209 (class Target_arm::Scan): Declare new method check_non_pic.
4210 Define new method symbol_needs_plt_entry.
4211 Declare new data member issued_non_pic_error_.
4212 (class Target_arm::Relocate): Declare new method
4213 should_apply_static_reloc.
4214 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4215 (Target_arm::Scan::check_non_pic): Define new method.
4216 (Target_arm::Scan::local): Handle a small subset of reloc types used
4217 by Android.
4218 (Target_arm::Scan::local): Same.
4219 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4220
b19b0c6d
ILT		 42212009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4222
4223 * incremental.cc (Incremental_inputs::report_command_line): Filter
4224 out --incremental-* options.
4225
94cdfcff
DK		 42262009-05-29 Doug Kwan <dougkwan@google.com>
4227
4228 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4229 template class.
4230 (class Target_arm): Update comment.
4231 (Target_arm::Target_arm): Initialize new data members GOT_,
4232 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4233 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4234 and Target_arm::rel_dyn_section.
4235 Declare new_enum Target_arm::Got_type.
4236 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4237 and DYNBSS_.
4238 Update commments for member do_dynsym_value.
4239 (Target_arm::got_size, Target_arm::plt_section,
4240 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4241 new methods inside class defintion.
4242 (Target_arm::got_section): Define new method.
4243 (Target_arm::rel_dyn_section): Same.
4244 (Output_data_plt_arm): New template class.
4245 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4246 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4247 (Output_data_plt_arm::add_entry): Same.
4248 (Output_data_plt_arm::first_plt_entry): Define new
4249 static data member for PLT instruction template.
4250 (Output_data_plt_arm::plt_entry): Same.
4251 (Output_data_plt_arm::do_write): Define new method.
4252 (Target_arm::make_plt_entry): Same.
4253 (Target_arm::do_finalize_sections): Same.
4254 (Target_arm::do_dynsym_value): Same.
4255
4a657b0d
DK		 42562009-05-28 Doug Kwan <dougkwan@google.com>
4257
4258 * Makefile.am (TARGETSOURCES): Add arm.cc.
4259 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4260 * Makefile.in: Regenerate.
4261 * arm.cc: New file.
4262 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4263
e7ae8c36
DK		 42642009-05-26 Doug Kwan <dougkwan@google.com>
4265
4266 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4267 (General_options::check_excluded_libs): Strip off directories in
4268 archive name before matching like GNU ld does.
4269 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4270 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4271 (exclude_libs_test_LDFLAGS): Add linker option
4272 -Wl,--exclude-libs,libexclude_libs_test_3
4273 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4274 an explicit archive without using -l.
4275 (alt/libexclude_libs_test_3.a): New make rule.
4276 * testsuite/Makefile.in: Regenerate.
4277 * testsuite/exclude_libs_test.c : Declare lib3_default().
4278 (main): Call it.
4279 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4280 * exclude_libs_test_3.c: New file.
4281
f12e7348
NC		 42822009-05-26 Nick Clifton <nickc@redhat.com>
4283
4284 * po/id.po: New Indonesian translation.
4285 * po/gold.pot: Updated template file.
4286
4daadc0d
ST		 42872009-05-22 Sriraman Tallam <tmsriram@google.com>
4288
4289 * testsuite/Makefile.am: Add -ffunction-sections to compile
4290 gc_comdat_test files. Add -Wl,--gc-sections to build
4291 gc_comdat_test.
4292 * testsuite/Makefile.in: Regenerate.
4293 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4294
531813ad
ST		 42952009-05-21 Sriraman Tallam <tmsriram@google.com>
4296
4297 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4298 kept comdat section was garbage collected.
4299 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4300 * testsuite/Makefile.in: Regenerate.
4301 * testsuite/gc_comdat_test.sh: New file.
4302 * testsuite/gc_comdat_test_1.cc: New file.
4303 * testsuite/gc_comdat_test_2.cc: New file.
4304
65514900
CC		 43052009-05-19 Doug Kwan <dougkwan@google.com>
4306
4307 * archive.cc (Archive::Archive): Move constructor from archive.h
4308 to here. Initialize no_export_.
4309 (Archive::get_elf_object_for_member): Set no_export flag of object.
4310 * archive.h (Archive::Archive): Move constructor body to
4311 archive.cc.
4312 (Archive::no_export): New method.
4313 (Archive::no_export_): New field.
4314 * object.h (Object::Object): Initialize no_export_ to false.
4315 (Object::no_export, Object::set_no_export): New methods.
4316 (Object::no_export_): New field.
4317 * options.cc (General_options::parse_exclude_libs): New method.
4318 (General_options::check_excluded_libs) Same.
4319 * options.h (exclude_libs): New option.
4320 (General_options::check_excluded_libs): New method declaration.
4321 (General_options::excluded_libs_): New field.
4322 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4323 default or protected visibility if an object has no-export flag set.
4324 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4325 (check_SCRIPTS): Add exclude_libs_test.sh.
4326 (check_DATA): Add exclude_libs_test.syms.
4327 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4328 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4329 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4330 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4331 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4332 libexclude_libs_test_2.a): New rules.
4333 * testsuite/Makefile.in: Regenerate.
4334 * testsuite/exclude_libs_test.c: New file.
4335 * testsuite/exclude_libs_test.sh: Ditto.
4336 * testsuite/exclude_libs_test_1.c: Ditto.
4337 * testsuite/exclude_libs_test_2.c: Ditto.
4338
1b77ea50
ILT		 43392009-05-15 Ian Lance Taylor <iant@google.com>
4340
4341 * configure.ac: Check for declarations for cases where libiberty.h
4342 checks HAVE_DECL_xxx.
4343 * configure, config.in: Rebuild.
4344
072fe7ce
ILT		 43452009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4346
4347 * gold.h (Incremental_argument_list): Remove (invalid) forward
4348 declaration.
4349 * incremental.cc (Incremental_inputs::report_achive): New method.
4350 (Incremental_inputs::report_object): New method.
4351 (Incremental_inputs::report_script): New method.
4352 (Incremental_inputs::finalize_inputs): New method.
4353 (Incremental_inputs::finalize): Call finalize_inputs().
4354 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4355 Create inputs entries.
4356 * incremental.h (Incremental_input_type): New enum.
4357 (Incremental_inputs::Incremental_input): Initialize new fields.
4358 (Incremental_inputs::report_inputs): New method.
4359 (Incremental_inputs::report_achive): New method.
4360 (Incremental_inputs::report_object): New method.
4361 (Incremental_inputs::report_script): New method.
4362 (Incremental_inputs::finalize_inputs): New method.
4363 (Incremental_inputs::Input_info): New struct.
4364 (Incremental_inputs::Input_info_map): New typedef.
4365 (Incremental_inputs::lock_): New field.
4366 (Incremental_inputs::Inputs_): New field.
4367 (Incremental_inputs::Inputs_map): New field.
4368 * main.cc (main): Call Incremental_input::report_inputs.
4369 * options.h (Input_argument_list): Typedef moved from
4370 Input_arguments.
4371 (Input_file_group::Files): Remove, use ::Input_argument_list.
4372 (Input_file_group::Input_argument_list): Remove, use
4373 ::Input_argument_list.
4374 * plugin.cc (Plugin_manager::add_input_file): Add error in
4375 incremental build.
4376 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4377 functions.
4378 * script.cc (read_input_script): Call
4379 Incremental_input::report_script.
4380 * script.h (Script_info): New class.
4381
b0481b0b
ILT		 43822009-04-27 Ian Lance Taylor <iant@google.com>
4383
4384 * x86_64.cc (do_adjust_output_section): Set entsize to
4385 plt_entry_size.
4386
b22a5a41 43872009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 4388
4389 * output.cc (Output_file::close): After short writes, continue
4390 writing from the correct offset in the buffer being written.
4391
40fde488
CD		 43922009-04-23 Chris Demetriou <cgd@google.com>
4393
4394 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4395 * configure: Regenerate.
4396 * config.in: Regenerate.
4397 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4398 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4399
3ce2c28e
ILT		 44002009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4401
4402 * incremental.cc (Incremental_inputs_header_data): Renamed from
4403 Incremental_input_header_data.
4404 (Incremental_inputs_header_data::data_size): New field.
4405 (Incremental_inputs_header_data::put_input_file_count): Renamed
4406 from input_file_count.
4407 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4408 from command_line_offset.
4409 (Incremental_inputs_header_data::put_reserved): Renamed from
4410 put_reserved.
4411 (Incremental_inputs_entry_data): Renamed from
4412 Incremental_input_entry_data.
4413 (Incremental_inputs_entry_data::data_size): New field.
4414 (Incremental_inputs::report_command_line): New method.
4415 (Incremental_inputs::finalize): New method.
4416 (Incremental_inputs::create_incremental_inputs_data): New method.
4417 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4418 * incremental.h: New file.
4419 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4420 (Layout::finalize): Create incremental inputs section in
4421 incremental builds.
4422 (Layout::create_incremental_info_sections): New method.
4423 * layout.h (Layout::incremental_inputs): New method.
4424 (Layout::create_incremental_info_sections): New method.
4425 (Layout::incremental_inputs_): New field.
4426 * main.cc (main): Notify Incremental_input of the command line.
4427
e55bde5e
ILT		 44282009-04-01 Ian Lance Taylor <iant@google.com>
4429 Mikolaj Zalewski <mikolajz@google.com>
4430
4431 * gold.h (reserve_unordered_map): Define, three versions, one for
4432 each version of Unordered_map.
4433 * layout.cc (Layout::Layout): Remove options parameter. Add
4434 number_of_input_files parameter. Don't initialize options_.
4435 Initialize number_of_input_files_ and resized_signatures_. Move
4436 sections_are_attached_.
4437 (Layout::layout_group): Reserve space for group_signatures_.
4438 (Layout::find_or_add_kept_section): Change name parameter to be a
4439 reference. Resize signatures_ map when it gets large enough.
4440 (Layout::layout_eh_frame): Use parameters->options() instead of
4441 this->options_.
4442 (Layout::make_output_section): Likewise.
4443 (Layout::attach_allocated_section_to_segment): Likewise.
4444 (Layout::finalize, Layout::create_executable_stack): Likewise.
4445 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4446 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4447 * layout.h (class Layout): Update declarations. Remove options_
4448 field. Add number_of_input_files_ and resized_signatures_
4449 fields. Move sections_are_attached_ field.
4450 * main.cc (main): Pass number of input files to Layout
4451 constructor. Don't pass options.
4452
154b857c
ILT		 44532009-03-30 Ian Lance Taylor <iant@google.com>
4454
4455 * ffsll.c (ffsll): Correct implementation.
4456
2f35ab9b
ILT		 44572009-03-27 Ian Lance Taylor <iant@google.com>
4458
fd03461a
ILT		 4459 * ffsll.c: New file.
4460 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4461 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4462 * ftruncate.c (ftruncate): Declare before definition.
4463 * mremap.c (mremap): Likewise.
4464 * pread.c (pread): Likewise.
4465 * configure, Makefile.in, config.in: Rebuild.
4466
2f35ab9b
ILT		 4467 * mremap.c: New file.
4468 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4469 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4470 (mremap): Declare if HAVE_MREMAP is not defined.
4471 * configure, Makefile.in, config.in: Rebuild.
4472
33aea2fd
CC		 44732009-03-27 Cary Coutant <ccoutant@google.com>
4474
4475 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4476 position independent.
4477 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4478 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4479
6d479619
CC		 44802009-03-24 Cary Coutant <ccoutant@google.com>
4481
4482 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4483 an executable.
4484 (needs_dynamic_reloc): Likewise.
4485
afc06bb8
ILT		 44862009-03-24 Ian Lance Taylor <iant@google.com>
4487
4488 * yyscript.y (file_cmd): Recognize EXTERN.
4489 (extern_name_list, extern_name_list_body): New nonterminals.
4490 * script.cc (script_add_extern): Define.
4491 * script-c.h (script_add_extern): Declare.
4492
f6060a4d
ILT		 44932009-03-24 Rafael Avila de Espindola <espindola@google.com>
4494
4495 * object.cc (is_elf_object): Define.
4496 * object.h (is_elf_object): Declare.
4497 * archive.cc (Archive::get_elf_object_for_member): Call
4498 is_elf_object.
33aea2fd 4499 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 4500
26736d8e
ILT		 45012009-03-24 Elliott Hughes <enh@google.com>
4502
4503 * output.cc (Output_file::map_anonymous): Define.
4504 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4505 try an anonymous one. Report the size if the mmap fails.
4506 * output.h (class Output_file): Declare map_anonymous.
4507
22fd9730
ILT		 45082009-03-24 Ian Lance Taylor <iant@google.com>
4509
4510 * target-select.cc (instantiate_target): Don't acquire the lock if
4511 the instantiated_target_ field has already been set.
4512
cb010894
ILT		 45132009-03-23 Ian Lance Taylor <iant@google.com>
4514
7f055c20
ILT		 4515 * gold-threads.h (class Initialize_lock): Define.
4516 * gold-threads.cc (class Initialize_lock_once): Define.
4517 (initialize_lock_control): New static variable.
4518 (initialize_lock_pointer): New static variable.
4519 (initialize_lock_once): New static function.
4520 (Initialize_lock::Initialize_lock): Define.
4521 (Initialize_lock::initialize): Define.
4522 * target-select.h: Include "gold-threads.h".
4523 (class Target_selector): Add lock_ and initialize_lock_ fields.
4524 Don't define instantiate_target, just declare it.
4525 * target-select.cc (Target_selector::Target_selector): Initialize
4526 new fields.
4527 (Target_selector::instantiate_target): Define.
4528 * descriptors.h: Include "gold-threads.h".
4529 (class Descriptors): Add initialize_lock_ field.
4530 * descriptors.cc (Descriptors::Descriptors): Initialize new
4531 field.
4532 (Descriptors::open): Use initialize_lock_ field
4533 * errors.h (class Errors): Add initialize_lock_ field.
4534 * errors.cc (Errors::Errors): Initialize new field.
4535 (Errors::initialize_lock): Use initialize_lock_ field.
4536 * powerpc.cc (class Target_selector_powerpc): Remove
4537 instantiated_target_ field. In do_recognize call
4538 instantiate_target rather than do_instantiate_target. In
4539 do_instantiate_target just allocate a new target.
4540 * sparc.cc (class Target_selector_sparc): Likewise.
4541
36959681
ILT		 4542 * freebsd.h: New file.
4543 * i386.cc: Include "freebsd.h".
4544 (Target_i386): Derive from Target_freebsd rather than
4545 Sized_target.
4546 (Target_selector_i386): Derive from Target_selector_freebsd rather
4547 than Target_selector.
4548 * x86_64.cc: Include "freebsd.h".
4549 (Target_x86_64): Derive from Target_freebsd rather than
4550 Sized_target.
4551 (Target_selector_x86_64): Derive from Target_selector_freebsd
4552 rather than Target_selector.
4553 * target.h (class Target): Add adjust_elf_header and
4554 do_adjust_elf_header.
4555 * output.cc (Output_file_header:: do_sized_write): Call target
4556 adjust_elf_header routine.
4557 * configure.tgt: Set targ_osabi.
4558 * configure.ac: Define GOLD_DEFAULT_OSABI.
4559 * parameters.cc (Parameters::default_target): Pass
4560 GOLD_DEFAULT_OSABI to select_target.
4561 * target-select.h (class Target_selector): Make instantiate_target
4562 protected rather than private.
4563 * Makefile.am (HFILES): Add freebsd.h.
4564 * configure, Makefile.in, config.in: Rebuild.
4565
cb010894
ILT		 4566 * merge.cc (do_add_input_section): Correct pend value. Change
4567 message about last entry not being null terminated from error to
4568 warning.
4569
0e879927
ILT		 45702009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4571
4572 * incremental.cc: New file.
4573 * Makefile.am (CCFILES): Add incremental.cc.
4574 * Makefile.in: Rebuild.
4575
41105937
PP		 45762009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4577
4578 * layout.cc (Layout::output_section_name): Preserve names
4579 of '.note.' sections.
4580
60439920
ILT		 45812009-03-19 Ian Lance Taylor <iant@google.com>
4582
4583 * descriptors.cc (Descriptors::open): Check that the options are
4584 valid before using them.
4585
0d371ad3
ILT		 45862009-03-18 Ian Lance Taylor <iant@google.com>
4587
4588 * script-sections.h: Include <list>.
4589 (class Script_sections): Change Sections_elements from std::vector
4590 to std::list. Typedef public Elements_iterator. Add
4591 orphan_section_placement_, data_segment_align_start_, and
4592 saw_data_segment_align_ fields. Remove data_segment_align_index_
4593 field.
4594 * script-sections.cc (class Orphan_section_placement): New class.
4595 (class Sections_element): Add virtual functions is_relro and
4596 orphan_section_init. Remove virtual function place_orphan_here.
4597 (class Output_section_definition): Add is_relro and
4598 orphan_section_init. Remove place_orphan_here.
4599 (class Orphan_output_section): Likewise.
4600 (Script_sections::Script_sections): Update for field changes.
4601 (Script_sections::data_segment_align): Set saw_data_segment_align_
4602 and data_segment_align_start_, not data_segment_align_index.
4603 (Script_sections::data_segment_relro_end): Check
4604 saw_data_segment_align_. Use data_segment_align_start_ rather
4605 than data_segment_align_index_.
4606 (Script_sections::place_orphan): Rewrite to use
4607 Orphan_section_placement.
4608
9201d894
ILT		 46092009-03-17 Ian Lance Taylor <iant@google.com>
4610
9c5b8369
ILT		 4611 * archive.cc (Archive::add_symbols): Check for a version attached
4612 to the symbol name in the archive map.
4613 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4614 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4615 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4616 (ver_test_11.a): New target.
4617 * testsuite/Makefile.in: Rebuild.
4618
9201d894
ILT		 4619 * configure.ac: Check for chsize and posix_fallocate. Replace
4620 ftruncate.
4621 * ftruncate.c: New file, from gnulib.
4622 * output.cc (posix_fallocate): Define dummy version if not
4623 HAVE_POSIX_FALLOCATE.
4624 (Output_file::map): Call posix_fallocate rather than lseek and
4625 write.
4626 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4627 * configure, Makefile.in, config.in: Rebuild.
4628
ef4ab7a8
PP		 46292009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4630
4631 * layout.h (Layout::create_note): Add section_name parameter.
4632 * layout.cc (Layout::create_note): Likewise.
4633 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4634
8c500701
ILT		 46352009-03-17 Ian Lance Taylor <iant@google.com>
4636
e85b18e1
ILT		 4637 * descriptors.cc: Include "options.h".
4638 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4639 (Descriptors::open): Always use O_CLOEXEC when opening a new
4640 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4641 then set FD_CLOEXEC.
4642
9efe6174
ILT		 4643 * sparc.cc (class Target_sparc): Add has_got_section.
4644 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4645 make sure we have a GOT section.
4646
4647 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4648 (Target_sparc::Scan::local): Likewise.
4649 (Target_sparc::Scan::global): Likewise.
4650 (Target_sparc::Relocate::relocate): Likewise.
4651 (Target_sparc::Relocate::relocate_tls): Likewise.
4652
8c500701
ILT		 4653 * symtab.cc (Symbol_table::define_default_version): New function,
4654 broken out of add_from_object.
4655 (Symbol_table::add_from_object): Call define_default_version.
4656 (Symbol_table::define_special_symbol): Add resolve_oldsym
4657 parameter. Change all callers. If the version for a symbol comes
4658 from a version script, resolve it with the symbol with the same
4659 name with no version. Also add the symbol without a version if
4660 appropriate.
4661 (do_define_in_output_data): If resolving with oldsym, don't delete
4662 sym.
4663 (do_define_in_output_segment): Likewise.
4664 (do_define_as_constant): Likewise.
4665 * symtab.h (class Symbol_table): Update declarations.
4666
f1ed28fb
ILT		 46672009-03-13 Ian Lance Taylor <iant@google.com>
4668
15f8229b
ILT		 4669 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4670 (Read_symbols::requeue): New function.
4671 (Read_symbols::do_read_symbols): If make_elf_object fails because
4672 the target type is not configured, and the file was searched for,
4673 issue a warning and retry with the next directory.
4674 (Add_symbols::run): If the file has an incompatible format, and
4675 it was searched for, requeue the Read_symbols task. On error,
4676 release the object.
4677 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4678 dirindex parameter to constructor. Change all callers. Declare
4679 incompatible_warning and requeue.
4680 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4681 input_argument_ and input_group_ fields. Add them to
4682 constructor. Change all callers.
4683 (class Read_script): Add dirindex_ field. Add it to constructor.
4684 Change all callers.
4685 * archive.cc (Archive::setup): Remove input_objects parameter.
4686 Change all callers.
4687 (Archive::get_file_and_offset): Likewise.
4688 (Archive::read_all_symbols): Likewise.
4689 (Archive::read_symbols): Likewise.
4690 (Archive::get_elf_object_for_member): Remove input_objects
4691 parameter. Add punconfigured parameter. Change all callers.
4692 (Archive::add_symbols): Change return type to bool. Check return
4693 value of include_member.
4694 (Archive::include_all_members): Likewise.
4695 (Archive::include_member): Change return type to bool. Return
4696 false if first included object has incompatible target. Set
4697 included_member_ field.
4698 (Add_archive_symbols::run): If add_symbols returns false, requeue
4699 Read_symbols task.
4700 * archive.h (class Archive): Add included_member_ field.
4701 Initialize it in constructor. Add input_file and searched_for
4702 methods. Update declarations.
4703 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4704 input_argument_ fields. Add them to constructor. Change all
4705 callers.
4706 * script.cc: Include "target-select.h".
4707 (class Parser_closure): Add skip_on_incompatible_target_ and
4708 found_incompatible_target_ fields. Add
4709 skip_on_incompatible_target parameter to constructor. Change all
4710 callers. Add methods skip_on_incompatible_target,
4711 clear_skip_on_incompatible_target, found_incompatible_target, and
4712 set_found_incompatible_target.
4713 (read_input_script): Add dirindex parameter. Change all callers.
4714 If parser finds an incompatible target, requeue Read_symbols
4715 task.
4716 (script_set_symbol): Clear skip_on_incompatible_target in
4717 closure.
4718 (script_add_assertion, script_parse_option): Likewise.
4719 (script_start_sections, script_add_phdr): Likewise.
4720 (script_check_output_format): New function.
4721 * script.h (read_input_script): Update declaration.
4722 * script-c.h (script_check_output_format): Declare.
4723 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4724 (ignore_cmd): Remove OUTPUT_FORMAT.
4725 * fileread.cc (Input_file::Input_file): Add explicit this.
4726 (Input_file::will_search_for): New function.
4727 (Input_file::open): Add pindex parameter. Change all callers.
4728 * fileread.h (class Input_file): Add input_file_argument method.
4729 Declare will_search_for. Update declarations.
4730 * object.cc (make_elf_object): Add punconfigured parameter.
4731 Change all callers.
4732 * object.h (class Object): Make input_file public. Add
4733 searched_for method.
4734 (make_elf_object): Update declaration.
4735 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4736 restart search.
4737 * dirsearch.h (class Dirsearch): Update declaration.
4738 * options.h (class General_options): Add --warn-search-mismatch.
4739 * parameters.cc (Parameters::is_compatible_target): New function.
4740 * parameters.h (class Parameters): Declare is_compatible_target.
4741 * workqueue.cc (Workqueue::add_blocker): New function.
4742 * workqueue.h (class Workqueue): Declare add_blocker.
4743
f1ed28fb
ILT		 4744 * fileread.cc (Input_file::open): Remove options parameter.
4745 Change all callers.
4746 (Input_file::open_binary): Likewise.
4747 * script.cc (read_input_script): Likewise.
4748 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4749 options parameter from constructor. Change all callers.
4750 (class Read_script): Likewise.
4751 * fileread.h (class Input_file): Update declarations.
4752 * script.h (read_input_script): Update declaration.
4753
34dd024a
NC		 47542009-03-10 Nick Clifton <nickc@redhat.com>
4755
4756 * po/es.po: New Spanish translation.
4757
6d71b17c
CC		 47582009-03-06 Cary Coutant <ccoutant@google.com>
4759
4760 * options.cc (parse_short_option): Keep dash_z from registering itself.
4761
031cdbed
ILT		 47622009-03-03 Ian Lance Taylor <iant@google.com>
4763
4764 PR 9918
4765 * target-reloc.h (relocate_section): Pass output_section to
4766 relocate.
4767 * i386.cc (Target_i386::should_apply_static_reloc): Add
4768 output_section parameter. Change all callers.
4769 (Target_i386::Relocate::relocate): Add output_section parameter.
4770 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4771 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4772 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4773 * testsuite/two_file_shared.sh: New script.
4774 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4775 (check_DATA): Add two_file_shared.dbg.
4776 (two_file_shared.dbg): New target.
4777 * testsuite/Makefile.in: Rebuild.
4778
15d5fa16
ILT		 47792009-03-01 Ian Lance Taylor <iant@google.com>
4780
4781 * configure.ac: Check for byteswap.h.
4782 * configure: Rebuild.
4783 * config.in: Rebuild.
4784
8a4c0b0d
ILT		 47852009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4786
4787 * layout.cc (Layout::find_or_add_kept_section): New function.
4788 (Layout::add_comdat): Removed.
4789 * layout.h (struct Kept_section): Move out of class Layout.
4790 Remove trailing underscores from field names. Add group_sections
4791 field. Rename group_ field to is_group. Change all uses.
4792 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4793 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4794 comdat_groups_ field.
4795 (Sized_relobj::include_section_group): Use
4796 find_or_add_kept_section and Kept_section::group_sections.
4797 (Sized_relobj::include_linkonce_section): Likewise.
4798 * object.cc (class Sized_relobj): Don't define Comdat_group or
4799 Comdat_group_table. Remove find_comdat_group and
4800 add_comdat_group. Remove comdat_groups_ field.
4801 * plugin.cc (include_comdat_group): Use
4802 Layout::find_or_add_kept_section.
4803
b4ecf66b
ILT		 48042009-02-28 Ian Lance Taylor <iant@google.com>
4805
14359ca0
ILT		 4806 * README: --gc-sections and map files are now supported. Document
4807 some build requirements.
4808
b4ecf66b
ILT		 4809 PR 6992
4810 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4811 relocatable link set the value of the section symbol to zero.
4812 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4813 relocatable link don't include the section address in the local
4814 symbol value.
4815
0602e05a
ILT		 48162009-02-27 Ian Lance Taylor <iant@google.com>
4817
fd9d194f
ILT		 4818 PR 6811
4819 * options.h (class Search_directory): Add is_system_directory.
4820 (class General_options): Declare is_in_system_directory.
4821 * options.cc (get_relative_sysroot): Make static.
4822 (get_default_sysroot): Make static.
4823 (General_optoins::is_in_system_directory): New function.
4824 * fileread.cc (Input_file::is_in_system_directory): New function.
4825 * fileread.h (class Input_file): Declare is_in_system_directory.
4826 * object.h (class Object): Add is_in_system_directory.
4827 (class Input_objects): Remove system_library_directory_ field.
4828 * object.cc (Input_objects::add_object): Don't set
4829 system_library_directory_.
4830 (input_objects::found_in_system_library_directory): Remove.
4831 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4832 parameter. Change all callers.
4833 (Symbol_table::sized_write_globals): Likewise.
4834 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4835 Call Object::is_in_system_directory.
4836 * symtab.h (class Symbol_table): Update declarations.
4837
61edd21f
ILT		 4838 PR 5990
4839 * descriptors.h (Open_descriptor): Add is_on_stack field.
4840 * descriptors.cc (Descriptors::open): If the descriptor is on the
4841 top of the stack, remove it. Initialize is_on_stack field.
4842 (Descriptors::release): Only add pod to stack if it is not on the
4843 stack already.
4844 (Descriptors::close_some_descriptor): Clear stack_next and
4845 is_on_stack fields.
4846
e29e076a
ILT		 4847 PR 7091
4848 * output.cc (Output_section::find_starting_output_address): Rename
4849 from starting_output_address; add PADDR parameter; change return
4850 type.
4851 * output.h (class Output_section): Declare
4852 find_starting_output_address instead of starting_output_address.
4853 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4854 section symbol for which we can't find a merge section.
4855
0602e05a
ILT		 4856 PR 9836
4857 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4858 hidden or internal, force the symbol to be local.
4859 * resolve.cc (Symbol::override_visibility): Define.
4860 (Symbol::override_base): Use override_visibility.
4861 (Symbol_table::resolve): Likewise.
4862 (Symbol::override_base_with_special): Likewise.
4863 (Symbol_table::override_with_special): If the visibility is hidden
4864 or internal, force the symbol to be local.
4865 * symtab.h (class Symbol): Add set_visibility and
4866 override_visibility.
4867 * testsuite/ver_test_1.sh: New file.
4868 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4869 (check_DATA): Add ver_test_1.syms.
4870 (ver_test_1.syms): New target.
4871 * testsuite/Makefile.in: Rebuild.
4872
401a9a73
CC		 48732009-02-25 Cary Coutant <ccoutant@google.com>
4874
4875 * layout.cc (Layout::choose_output_section): Don't rename sections
4876 when using a linker script that has a SECTIONS clause.
4877 * Makefile.in: Regenerate.
4878
4879 * testsuite/Makefile.am (script_test_5.sh): New test case.
4880 * testsuite/Makefile.in: Regenerate.
4881 * testsuite/script_test_5.cc: New file.
4882 * testsuite/script_test_5.sh: New file.
4883 * testsuite/script_test_5.t: New file.
4884
f488e4b0
CC		 48852009-02-13 Rafael Avila de Espindola <espindola@google.com>
4886
4887 * archive.cc (Archive::include_member): Update calls to add_symbols.
4888 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4889 the Layout argument.
4890 * dynobj.h (do_add_symbols): Add the Layout argument.
4891 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4892 Layout argument.
4893 * object.h (Object::add_symbols): Add the Layout argument.
4894 (Object::do_add_symbols): Add the Layout argument.
4895 (Sized_relobj::do_add_symbols): Add the Layout argument.
4896 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4897 Unify the two versions.
4898 (Add_plugin_symbols): Remove.
4899 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4900 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4901 (Add_plugin_symbols): Remove.
4902 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4903 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4904 (Add_symbols::run): Make it work with Pulginobj.
4905
89dd1680
ILT		 49062009-02-06 Ian Lance Taylor <iant@google.com>
4907
4908 * object.cc (Sized_relobj::do_layout): Make info message start
4909 with lower case letter.
4910
266d0a74
ILT		 49112009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4912
602b464e
ILT		 4913 * binary.cc: Fix file comment.
4914
266d0a74
ILT		 4915 * options.h (enum Incremental_disposition): Define.
4916 (class General_options): Add new options: --incremental,
4917 --incremental_changed, --incremental_unchanged,
4918 --incremental_unknown. Add incremental_disposition_ and
4919 implicit_incremental_ fields.
4920 (General_options::incremental_disposition): New function.
4921 (class Position_dependent_options): Add incremental_disposition
4922 option.
4923 (Position_dependent_options::copy_from_options): Set incremental
4924 dispositions.
4925 * options.cc (General_options::parse_incremental_changed): New
4926 function.
4927 (General_options::parse_incremental_unchanged): New function.
4928 (General_options::parse_incremental_unknown): New function.
4929 (General_options::General_options): Initialize new fields
4930 incremental_disposition_ and implicit_incremental_.
4931 (General_options::finalize): Check for uasge of --incremental-*
4932 without --incremental.
4933
f073bbf7
CD		 49342009-02-06 Chris Demetriou <cgd@google.com>
4935
4936 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4937 pointer and to report location as the file name associated with
4938 the symbol.
4939 (gold_undefined_symbol_at_location): New function to replace the
4940 old gold_undefined_symbol functionality.
4941 * target-reloc.h (relocate_section): Update to use
4942 gold_undefined_symbol_at_location.
4943 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4944 Call gold_undefined_symbol function rather than gold_error.
4945 * errors.h (Errors::undefined_symbol): Take location as a
4946 string, rather than calculating it from a relocation.
4947 * errors.cc (Errors::fatal): Print "fatal error:" before the
4948 formatted message.
4949 (Errors::error, Errors::error_at_location): Print "error: "
4950 before the formatted message.
4951 (Errors::undefined_symbol): Take location as a string, rather
4952 than calculating it from a relocation.
4953 (gold_undefined_symbol_at_location): New function akin to
4954 old gold_undefined_symbol, calculates location from relocation.
4955 (gold_undefined_symbol): Change to take only a Symbol pointer
4956 and to report location as the file name associated with the symbol.
4957 * testsuite/debug_msg.sh: Update for changed error messages.
4958 * testsuite/undef_symbol.sh: Likewise.
4959
8e94a90c
ILT		 49602009-02-04 Duncan Sands <baldrick@free.fr>
4961
4962 PR 9812
4963 * reduced_debug_output.h
4964 (Output_reduced_debug_abbrev_section::failed): Use format for
4965 gold_warning.
4966 (Output_reduced_debug_info_section::faild): Likewise.
4967
88a0e15b
ILT		 49682009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4969
4970 * script.cc (Lazy_demangler): New class.
4971 (Version_script_info::get_symbol_version_helper): Demangle a
4972 symbol only once.
4973
5efc7cd2
CC		 49742009-01-29 Cary Coutant <ccoutant@google.com>
4975
4976 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4977 to __tls_get_addr.
4978 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4979
e0ebcf42
ILT		 49802009-01-28 Ian Lance Taylor <iant@google.com>
4981
5efc7cd2 4982 * version.cc (version_string): Bump to 1.9.
75fe7426 4983
e0ebcf42
ILT		 4984 * gold.h: Include <cstring> and <stdint.h>.
4985 * version.cc: Include <cstdio>.
4986 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4987 warning.
4988 * reduced_debug_output.cc (insert_into_vector): Rename from
4989 Insert_into_vector; change all callers. Use Swap_unaligned to
4990 avoid aliasing issue; remove union since it is unnecessary.
4991
8e2813be 49922009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 4993
4994 * Makefile.am (CCFILES): Add gc.cc.
4995 (HFILES): Add gc.h.
4996 * Makefile.in: Regenerate.
4997 * gold.cc (Gc_runner): New class.
4998 (queue_initial_tasks): Call garbage collection related tasks
4999 when corresponding options are invoked.
5000 (queue_middle_gc_tasks): New function.
5001 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5002 processed early before laying out sections during garbage collection.
5003 * gold.h (queue_middle_gc_tasks): New function.
5004 (is_prefix_of): Move from "layout.cc".
5005 * i386.cc (Target_i386::gc_process_relocs): New function.
5006 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5007 * main.cc (main): Create object of class "Garbage_collection".
5008 * object.cc (Relobj::copy_symbols_data): New function.
5009 (Relobj::is_section_name_included): New function.
5010 (Sized_relobj::do_layout): Allow this function to be called twice
5011 during garbage collection and defer layout of section during the
5012 first call.
5013 * object.h (Relobj::get_symbols_data): New function.
5014 (Relobj::is_section_name_included): New function.
5015 (Relobj::copy_symbols_data): New function.
5016 (Relobj::set_symbols_data): New function.
5017 (Relobj::get_relocs_data): New function.
5018 (Relobj::set_relocs_data): New function.
5019 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5020 (Relobj::gc_process_relocs): New function.
5021 (Relobj::do_gc_process_relocs): New pure virtual function.
5022 (Relobj::sd_): New data member.
5023 (Sized_relobj::is_output_section_offset_invalid): New function.
5024 (Sized_relobj::do_gc_process_relocs): New function.
5025 * options.h (General_options::gc_sections): Modify to not be a no-op.
5026 (General_options::print_gc_sections): New option.
5027 * plugin.cc (Plugin_finish::run): Remove function call to
5028 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5029 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5030 * reloc.cc (Read_relocs::run): Add task to process relocs and
5031 determine unreferenced sections when doing garbage collection.
5032 (Gc_process_relocs): New class.
5033 (Sized_relobj::do_gc_process_relocs): New function.
5034 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5035 sections that are garbage collected.
5036 * reloc.h (Gc_process_relocs): New class.
5037 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5038 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5039 symbols whose corresponding sections are garbage collected.
5040 (Symbol_table::Symbol_table): Add new parameter for the garbage
5041 collection object.
5042 (Symbol_table::gc_mark_undef_symbols): New function.
5043 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5044 (Symbol_table::gc_mark_dyn_syms): New function.
5045 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5046 as garbage.
5047 (Symbol_table::add_from_object): Likewise.
5048 (Symbol_table::add_from_relobj): When building shared objects, do not
5049 treat externally visible symbols as garbage.
5050 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5051 table information for static and relocatable links.
5052 * symtab.h (Symbol_table::set_gc): New function.
5053 (Symbol_table::gc): New function.
5054 (Symbol_table::gc_mark_undef_symbols): New function.
5055 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5056 (Symbol_table::gc_mark_dyn_syms): New function.
5057 (Symbol_table::gc_): New data member.
5058 * target.h (Sized_target::gc_process_relocs): New pure virtual
5059 function.
5060 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5061 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5062
3b293544
CF		 50632009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5064
5065 * options.h (General_options::gc_sections): Define as a no-op for now.
5066 (General_options::no_keep_memory): Ditto.
5067 (General_options::Bshareable): Define.
5068 * options.cc (General_options::finalize): Honor -Bshareable.
5069
83d22aa8
AS		 50702009-01-20 Andreas Schwab <schwab@suse.de>
5071
5072 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5073 read the value in the contents, since we don't use it. Use the
5074 template endianness when writing.
5075 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5076
cd536b21
AS		 50772009-01-19 Andreas Schwab <schwab@suse.de>
5078
5079 * configure.tgt (powerpc64-*): Fix targ_obj.
5080
99e9a495
ILT		 50812009-01-15 Ian Lance Taylor <iant@google.com>
5082
5083 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5084 local symbols when stripping all symbols.
5085
bbbfea06
CC		 50862009-01-14 Cary Coutant <ccoutant@google.com>
5087
99e9a495 5088 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 5089
0f7c0701
CC		 50902009-01-14 Cary Coutant <ccoutant@google.com>
5091
5092 * archive.cc (Archive::get_elf_object_for_member): Remove call
5093 to File_read::claim_for_plugin.
5094 * descriptors.cc (Descriptors::open): Remove reference to
5095 is_claimed.
5096 (Descriptors::claim_for_plugin): Remove.
5097 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5098 (Descriptors::is_claimed): Remove.
5099 (claim_descriptor_for_plugin): Remove.
5100 * fileread.cc (File_read::claim_for_plugin): Remove.
5101 * fileread.h (File_read::claim_for_plugin): Remove.
5102 (File_read::descriptor): Reopen descriptor if necessary.
5103 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5104 (Plugin_manager::all_symbols_read): Add task parameter. Change
5105 all callers.
5106 (Plugin_manager::get_input_file): New function.
5107 (Plugin_manager::release_input_file): New function.
5108 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5109 corresponding data member.
5110 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5111 and pass to base constructor. Change all callers.
5112 (get_input_file, release_input_file): New functions.
5113 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5114 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5115 (Plugin_manager::all_symbols_read): Add task parameter.
5116 (Plugin_manager::get_input_file): New function.
5117 (Plugin_manager::release_input_file): New function.
5118 (Plugin_manager::task_): New data member.
5119 (Pluginobj::Pluginobj): Add filesize parameter.
5120 (Pluginobj::filename): New function.
5121 (Pluginobj::descriptor): New function.
5122 (Pluginobj::filesize): New function.
5123 (Pluginobj::filesize_): New data member.
5124 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5125 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5126 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5127
5128 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5129 with archive libraries.
5130 * testsuite/Makefile.in: Regenerate.
5131 * testsuite/plugin_test.c (struct sym_info): New type.
5132 (get_input_file, release_input_file): New static variables.
5133 (onload): Capture new transfer vector entries.
5134 (claim_file_hook): Stop reading at end of file according to filesize.
5135 Factor out parsing of readelf output into separate function.
5136 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5137 APIs and get the source file name from the symbol table. Convert
5138 source file name to corresponding object file name. Print info
5139 message when adding new input files.
5140 (parse_readelf_line): New function.
5141 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5142 * testsuite/plugin_test_2.sh: Likewise.
5143 * testsuite/plugin_test_3.sh: Likewise.
5144 * testsuite/plugin_test_4.sh: New test case.
5145
62a6d109
ILT		 51462009-01-07 Ian Lance Taylor <iant@google.com>
5147
5148 * version.cc (version_string): Bump to 1.8.
5149
483620e8
CC		 51502008-12-23 Cary Coutant <ccoutant@google.com>
5151
5152 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5153 * plugin.cc (Plugin_manager::finish): Rename as
5154 layout_deferred_objects. Move cleanup to separate function.
5155 (Plugin_manager::cleanup): New function.
5156 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5157 separately.
5158 * plugin.h (Plugin_manager::finish): Rename as
5159 layout_deferred_objects.
5160 (Plugin_manager::cleanup): New function.
5161 (Plugin_manager::cleanup_done): New field.
5162
d66a9eb3
CC		 51632008-12-23 Cary Coutant <ccoutant@google.com>
5164
5165 * plugin.cc (is_visible_from_outside): New function.
5166 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5167 so we don't return "IR only" status for exported symbols or -r links.
5168
5169 * testsuite/Makefile.am (plugin_test_3): New test case.
5170 * testsuite/Makefile.in: Regenerate.
5171 * testsuite/plugin_test_3.sh: New file.
5172
5995b570
CC		 51732008-12-22 Cary Coutant <ccoutant@google.com>
5174
5175 * object.cc (Sized_relobj::layout_section): New function.
5176 (Sized_relobj::do_layout): Defer layout of input sections until after
5177 plugin has provided replacement files.
5178 (Sized_relobj::do_layout_deferred_sections): New function.
5179 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5180 (Relobj::layout_deferred_sections): New function.
5181 (Relobj::do_layout_deferred_sections): New function.
5182 (Sized_relobj::do_layout_deferred_sections): New function.
5183 (Sized_relobj::layout_section): New function.
5184 (Sized_relobj::Deferred_layout): New structure.
5185 (Sized_relobj::deferred_layout_): New field.
5186 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5187 Change all callers. Layout deferred sections.
5188 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5189 references.
5190 (Plugin_hook::run): Move code from do_plugin_hook inline.
5191 (Plugin_hook::do_plugin_hook): Remove.
5192 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5193 (Plugin_manager::finish): Renamed, was cleanup.
5194 (Plugin_manager::should_defer_layout): New function.
5195 (Plugin_manager::add_deferred_layout_object): New function.
5196 (Plugin_manager::Deferred_layout_list): New type.
5197 (Plugin_manager::deferred_layout_objects_): New field.
5198 (Plugin_hook::do_plugin_hook): Remove.
5199
ee769c88
ILT		 52002008-12-17 Ian Lance Taylor <iant@google.com>
5201
5202 * options.h (class General_options): Add --no case for
5203 --export-dynamic.
5204
abc8dcba
CC		 52052008-12-16 Cary Coutant <ccoutant@google.com>
5206
5207 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5208 vector.
5209 (Plugin_manager::claim_file): Create plugin object even if
5210 plugin did not call the add_symbols callback.
5211 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5212 asking for more symbols than were added.
5213 * testsuite/Makefile.am (plugin_test_1): Add test case with
5214 no global symbols.
5215 (empty.syms): New target.
5216 * testsuite/Makefile.in: Regenerate.
5217 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5218 message. Don't call add_symbols if no globals.
5219 (all_symbols_read_hook): Don't provide replacement for empty
5220 claimed file.
5221
b0074644
ILT		 52222008-12-12 Ian Lance Taylor <iant@google.com>
5223
68943102
ILT		 5224 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5225 r_type == 0 for a local symbol with r_sym == 0.
5226 (scan_relocatable_relocs): Pass r_sym to
5227 local_non_section_strategy.
5228 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5229 r_sym parameter.
5230
b0074644
ILT		 5231 * configure.ac: Update test for TLS descriptors: they are
5232 supported as of glibc 2.9.
5233 * configure: Rebuild.
5234
c2508178
ILT		 52352008-12-11 Ian Lance Taylor <iant@google.com>
5236
5237 PR 7091
5238 * target-reloc.h (Default_scan_relocatable_relocs): For each
5239 function, map r_type == 0 to RELOC_DISCARD.
5240
2756a258
CC		 52412008-12-10 Cary Coutant <ccoutant@google.com>
5242
5243 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5244 object to override a kept COMDAT group from a plugin object.
5245
bb6f53d3
ILT		 52462008-12-09 Ian Lance Taylor <iant@google.com>
5247
fbc558e1
ILT		 5248 PR 7088
5249 * yyscript.y (file_cmd): Handle INPUT.
5250
bb6f53d3
ILT		 5251 * testsuite/initpri1.c: Change all declarations to be full
5252 prototypes by adding void, to avoid compiler warnings.
5253
4674ecfc
CC		 52542008-12-05 Rafael Avila de Espindola <espindola@google.com>
5255
5256 * options.cc (General_options::parse_plugin_opt): New.
5257 (General_options::add_plugin): The argument now is just the filename.
5258 (General_options::add_plugin_option): New.
5259 * options.h (plugin_opt): New.
5260 (add_plugin): Change argument name.
5261 (add_plugin_option): New.
5262 * plugin.cc (Plugin::load): Don't parse the plugin option.
5263 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5264 (Plugin::add_option): New.
5265 (Plugin::args_): Change type.
5266 (Plugin::filename_): New.
5267 (Plugin_manager::add_plugin_option): New.
5268 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5269 * testsuite/Makefile.in: Regenerate.
5270
fd06b4aa
CC		 52712008-12-05 Cary Coutant <ccoutant@google.com>
5272
5273 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5274 Handle --strip-lto-sections option.
5275 * options.h (strip_lto_sections): New option.
5276
6c52134c
CC		 52772008-12-01 Cary Coutant <ccoutant@google.com>
5278
5279 * plugin.cc (ld_plugin_message): Change format parameter to const.
5280 Fix mismatch between new[] and delete.
5281
a45248e0
CC		 52822008-11-14 Cary Coutant <ccoutant@google.com>
5283
5284 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5285 instead of -1U.
5286
c82fbeee
CS		 52872008-11-05 Craig Silverstein <csilvers@google.com>
5288
5289 * options.cc (General_options::parse_dynamic_list): New function.
5290 * options.h (General_options): New flags dynamic_list,
5291 dynamic_list_data, dynamic_list_cpp_new, and
5292 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5293 (General_options::in_dynamic_list): New function.
5294 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5295 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5296 (Lex::can_continue_name): Likewise.
5297 (yylex): Likewise.
5298 (read_script_file): New parameter script_options.
5299 (read_dynamic_list): New function.
5300 (Script_options::define_dynamic_list): New function.
5301 (dynamic_list_keyword_parsecodes): New variable.
5302 (dynamic_list_keywords): New variable.
5303 * script.h (Script_options::define_dynamic_list): New function
5304 prototype.
5305 (read_dynamic_list): New function prototype.
5306 * symtab.cc (strprefix): New macro.
5307 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5308 dynamic_list_data, dynamic_list_cpp_new, and
5309 dynamic_list_cpp_typeinfo.
5310 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5311 (dynamic_list_expr): New rule.
5312 (dynamic_list_nodes): Likewise.
5313 (dynamic_list_node): Likewise.
5314 * testsuite/Makefile.am (dynamic_list): New test.
5315 * testsuite/Makefile.in: Regenerated.
5316 * testsuite/dynamic_list.t: New file.
5317 * testsuite/dynamic_list.sh: New file.
5318
e0bb29a5
CS		 53192008-11-05 Craig Silverstein <csilvers@google.com>
5320
5321 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5322 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5323 (t11_last): Likewise.
5324 * testsuite/ver_test_6.c (main): Likewise.
5325
4e1e25e0
CC		 53262008-10-07 Cary Coutant <ccoutant@google.com>
5327
5328 * options.c (General_options::finalize): Add check for -static and
5329 -shared.
5330 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5331 is not empty.
5332
92f03fcb
CC		 53332008-10-02 Cary Coutant <ccoutant@google.com>
5334
5335 * plugin.cc (make_sized_plugin_object): Fix conditional
5336 compilation to work when not all targets are enabled.
5337
fbd8a257
CC		 53382008-09-29 Cary Coutant <ccoutant@google.com>
5339
5340 * archive.cc (Archive::get_file_and_offset): Use filename instead
5341 of name to get library path.
5342 (Archive::include_member): Unlock external member of a thin archive.
5343
5344 * testsuite/Makefile.am (TEST_AR): New variable.
5345 (thin_archive_test_1): New test.
5346 (thin_archive_test_2): New test.
81636b3f
CC		 5347 * testsuite/Makefile.in: Regenerate.
5348 * testsuite/thin_archive_main.cc: New file.
5349 * testsuite/thin_archive_test_1.cc: New file.
5350 * testsuite/thin_archive_test_2.cc: New file.
5351 * testsuite/thin_archive_test_3.cc: New file.
5352 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 5353
eff45813
CC		 53542008-09-29 Cary Coutant <ccoutant@google.com>
5355
5356 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5357 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5358 instead of -1U.
5359 (Sized_relobj::do_finalize_local_symbols): Likewise.
5360 (Sized_relobj::map_to_kept_section): Likewise.
5361 * object.h (Sized_relobj::invalid_address): New constant.
5362 (Sized_relobj::do_output_section_offset): Check for invalid_address
5363 and return -1ULL.
5364 * output.cc (Output_reloc::local_section_offset): Use constant
5365 invalid_address instead of -1U.
5366 (Output_reloc::get_address): Likewise.
5367 (Output_section::output_address): Change -1U to -1ULL.
5368 * output.h (Output_reloc::invalid_address): New constant.
5369 * reloc.cc (Sized_relobj::write_sections): Use constant
5370 invalid_address instead of -1U.
5371 (Sized_relobj::relocate_sections): Likewise.
5372 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5373 values for merge sections.
5374 * target-reloc.h (relocate_for_relocatable): Use constant
5375 invalid_address instead of -1U.
5376
89fc3421
CC		 53772008-09-19 Cary Coutant <ccoutant@google.com>
5378
5379 Add plugin functionality for link-time optimization (LTO).
5380 * configure.ac (plugins): Add --enable-plugins option.
5381 * configure: Regenerate.
5382 * config.in: Regenerate.
5383 * Makefile.am (LIBDL): New variable.
5384 (CCFILES): Add plugin.cc.
5385 (HFILES): Add plugin.h.
5386 (ldadd_var): Add LIBDL.
5387 * Makefile.in: Regenerate.
5388
5389 * archive.cc: Include "plugin.h".
5390 (Archive::setup): Don't preread archive symbols when using a plugin.
5391 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5392 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5393 files.
5394 (Archive::include_member): Add symbols from plugin objects.
5395 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5396 * descriptors.cc (Descriptors::open): Check for file descriptors
5397 abandoned by plugins.
5398 (Descriptors::claim_for_plugin): New function.
5399 * descriptors.h (Descriptors::claim_for_plugin): New function.
5400 (Open_descriptor::is_claimed): New field.
5401 (claim_descriptor_for_plugin): New function.
5402 * fileread.cc (File_read::claim_for_plugin): New function.
5403 * fileread.h (File_read::claim_for_plugin): New function.
5404 (File_read::descriptor): New function.
5405 * gold.cc: Include "plugin.h".
5406 (queue_initial_tasks): Add task to call plugin hooks for generating
5407 new object files.
5408 * main.cc: Include "plugin.h".
5409 (main): Load plugin libraries.
5410 * object.h (Pluginobj): Declare.
5411 (Object::pluginobj): New function.
5412 (Object::do_pluginobj): New function.
5413 (Object::set_target): New function.
5414 * options.cc: Include "plugin.h".
5415 (General_options::parse_plugin): New function.
5416 (General_options::General_options): Initialize plugins_ field.
5417 (General_options::add_plugin): New function.
5418 * options.h (Plugin_manager): Declare.
5419 (General_options): Add --plugin option.
5420 (General_options::has_plugins): New function.
5421 (General_options::plugins): New function.
5422 (General_options::add_plugin): New function.
5423 (General_options::plugins_): New field.
5424 * plugin.cc: New file.
5425 * plugin.h: New file.
5426 * readsyms.cc: Include "plugin.h".
5427 (Read_symbols::do_read_symbols): Check for archive before checking
5428 for ELF file. Call plugin hooks to claim files.
5429 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5430 from a real object file; force override when processing replacement
5431 files.
5432 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5433 (Symbol::init_base_object): Likewise.
5434 (Symbol::init_base_output_data): Likewise.
5435 (Symbol::init_base_output_segment): Likewise.
5436 (Symbol::init_base_constant): Likewise.
5437 (Symbol::init_base_undefined): Likewise.
5438 (Symbol::output_section): Assert that object is not a plugin.
5439 (Symbol_table::add_from_pluginobj): New function.
5440 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5441 undefined.
5442 (Symbol_table::sized_write_globals): Likewise.
5443 (Symbol_table::add_from_pluginobj): Instantiate template.
5444 * symtab.h (Sized_pluginobj): Declare.
5445 (Symbol::in_real_elf): New function.
5446 (Symbol::set_in_real_elf): New function.
5447 (Symbol::in_real_elf_): New field.
5448 (Symbol_table::add_from_pluginobj): New function.
5449
5450 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5451 (LIBDL): New variable.
5452 (LDADD): Add LIBDL.
5453 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5454 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5455 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5456 (MOSTLYCLEANFILES): Likewise.
5457 * testsuite/Makefile.in: Regenerate.
5458 * testsuite/plugin_test.c: New file.
5459 * testsuite/plugin_test_1.sh: New file.
5460 * testsuite/plugin_test_2.sh: New file.
5461
de31bda5
ILT		 54622008-09-16 Ian Lance Taylor <iant@google.com>
5463
9c2d0ef9
ILT		 5464 * target-reloc.h (relocate_section): Check whether a symbol is
5465 defined by the ABI before reporting an undefined symbol error.
5466 * target.h (Target::is_defined_by_abi): Make parameter const.
5467 (Target::do_is_defined_by_abi): Likewise.
5468 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5469 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5470 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5471 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5472 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5473 * testsuite/Makefile.in: Rebuild.
5474
de31bda5
ILT		 5475 * fileread.cc (make_view): Add casts to avoid warning.
5476
9fa33bee
AO		 54772008-09-16 Alexandre Oliva <aoliva@redhat.com>
5478
5479 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5480 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5481
183fd0e3
AO		 54822008-09-16 Alexandre Oliva <aoliva@redhat.com>
5483
5484 * options.h (General_options::output_is_executable): New.
5485 (General_options::output_is_pie): New.
5486 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5487 for shared libraries.
5488 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5489
7be8330a
CD		 54902008-09-11 Chris Demetriou <cgd@google.com>
5491
5492 * options.h (origin): New -z option.
5493 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5494 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5495 in DT_FLAGS_1.
5496
a9caad02
CC		 54972008-09-05 Cary Coutant <ccoutant@google.com>
5498
5499 * fileread.cc (File_read::make_view): Add check for attempt to map
5500 beyond end of file.
5501
ae6dce4d
CC		 55022008-09-05 Cary Coutant <ccoutant@google.com>
5503
5504 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5505 explicit instantiations.
5506
d7ab2a47
KVH		 55072008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5508
5509 PR gold/6858
5510 * options.cc (General_options::finalize): Allow undefined symbols
5511 in shlibs if linking -shared.
5512
5513 PR gold/6859
5514 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5515 symbols as not needing a dynsym entry.
5516
1e52a9c1
CS		 55172008-08-20 Craig Silverstein <csilvers@google.com>
5518
5519 * fileread.cc (File_read::open): Do not lock the file unless it
5520 was successfully opened.
5521
d85c80a3
CC		 55222008-08-14 Cary Coutant <ccoutant@google.com>
5523
5524 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5525 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5526 * testsuite/tls_test.cc (struct int128): 128-bit struct
5527 for testing TLS relocs with non-zero addend.
5528 (v12): New TLS variable.
5529 (t12): New test.
5530 (t_last): Add check for v12.
5531 * testsuite/tls_test.h (t12): New function.
5532 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5533
2d924fd9
ILT		 55342008-08-13 Ian Lance Taylor <iant@google.com>
5535
5536 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5537 set tls_segment_ or relro_segment_.
5538 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5539 when appropriate.
5540 * output.h (Output_section::clear_is_relro): New function.
5541 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5542 sections specially even when output_data_ is empty.
5543 (Output_segment::maximum_alignment): When first section is relro,
5544 only force alignment for PT_LOAD segments.
5545 * script.cc (script_data_segment_align): New function.
5546 (script_data_segment_relro_end): New function.
5547 * script-c.h (script_data_segment_align): Declare.
5548 (script_data_segment_relro_end): Declare.
5549 * script-sections.h (class Script_sections): Declare
5550 data_segment_align and data_segment_relro_end. Add fields
5551 segment_align_index_ and saw_relro_end_.
5552 * script-sections.cc (class Sections_element): Add set_is_relro
5553 virtual function. Add new bool* parameter to place_orphan_here.
5554 Add get_output_section virtual function.
5555 (class Output_section_definition): Add set_is_relro. Add new
5556 bool* parameter to place_orphan_here. Add get_output_section.
5557 Add is_relro_ field.
5558 (Output_section_definition::Output_section_definition): Initialize
5559 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5560 and is_relro_ fields.
5561 (Output_section_definition::place_orphan_here): Add is_relro
5562 parameter.
5563 (Output_section_definition::set_section_addresses): Set relro for
5564 output section.
5565 (Output_section_definition::alternate_constraint): Likewise.
5566 (class Orphan_output_section): Add new bool* parameter to
5567 place_orphan_here. Add get_output_section.
5568 (Orphan_output_section::place_orphan_here): Add is_relro
5569 parameter.
5570 (Script_sections::Script_sections): Initialize
5571 data_segment_align_index_ and saw_relro_end_.
5572 (Script_sections::data_segment_align): New function.
5573 (Script_sections::data_segment_relro_end): New function.
5574 (Script_sections::place_orphan): Set or clear is_relro.
5575 (Script_sections::set_section_addresses): Force alignment of first
5576 TLS section.
5577 * yyscript.y (exp): Call script_data_segment_align and
5578 script_data_segment_relro_end.
5579 * testsuite/relro_script_test.t: New file.
5580 * testsuite/relro_test.cc (using_script): Declare.
5581 (t1, t2): Test using_script.
5582 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5583 (relro_script_test_SOURCES): Define.
5584 (relro_script_test_DEPENDENCIES): Define.
5585 (relro_script_test_LDFLAGS): Define.
5586 (relro_script_test_LDADD): Define.
5587 (relro_script_test.so): New target.
5588 * testsuite/Makefile.in: Rebuild.
5589
f827c9a9
CC		 55902008-08-06 Cary Coutant <ccoutant@google.com>
5591
5592 * archive.cc (Archive::total_archives, Archive::total_members)
5593 (Archive::total_members_loaded): New variables.
5594 (Archive::setup): Add parameter. Add option to preread
5595 archive symbols.
5596 (Archive::read_armap): Add counter.
5597 (Archive::get_file_and_offset): New function.
5598 (Archive::get_elf_object_for_member): New function.
5599 (Archive::read_all_symbols): New function.
5600 (Archive::read_symbols): New function.
5601 (Archive::add_symbols): Add counters.
5602 (Archive::include_all_members): Use armap to find members if it's
5603 already built.
5604 (Archive::include_member): Skip reading symbols if already read.
5605 Factored code into Archive::get_file_and_offset and
5606 Archive::get_elf_object_for_member. Changed call to
5607 Mapfile::report_include_archive_member.
5608 (Archive::print_stats): New function.
5609 * archive.h: Declare Object and Read_symbols_data classes.
5610 (Archive::Archive): Add initializers for new members.
5611 (Archive::setup): Add parameter.
5612 (Archive::print_stats): New function.
5613 (Archive::total_archives, Archive::total_members)
5614 (Archive::total_members_loaded): New variables.
5615 (Archive::get_file_and_offset): New function.
5616 (Archive::get_elf_object_for_member): New function.
5617 (Archive::read_all_symbols): New function.
5618 (Archive::read_symbols): New function.
5619 (Archive::Archive_member): New class.
5620 (Archive::members_): New member.
5621 (Archive::num_members_): New member.
5622 * main.cc: Include archive.h.
5623 (main): Call Archive::print_stats.
5624 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5625 archive parameter; member_name is now the fully-decorated name.
5626 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5627 * options.h: (General_options): Add --preread-archive-symbols option.
5628 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5629 Archive::setup.
5630
de4c45bd
ILT		 56312008-08-04 Ian Lance Taylor <iant@google.com>
5632
5633 * symtab.h (Symbol::use_plt_offset): New function.
5634 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5635 * powerpc.cc (Relocate::relocate): Likewise.
5636 * sparc.cc (Relocate::relocate): Likewise.
5637 * x86_64.cc (Relocate::relocate): Likewise.
5638 * testsuite/weak_plt.sh: New test.
5639 * testsuite/weak_plt_main.cc: New test.
5640 * testsuite/weak_plt_shared.cc: New test.
5641 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5642 (check_PROGRAMS): Add weak_plt.
5643 (check_DATA): Add weak_plt_shared.so.
5644 (weak_plt_main_pic.o, weak_plt): New targets.
5645 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5646 * testsuite/Makefile.in: Rebuild.
5647
5648 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5649 gcctestdir/ld.
5650 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5651 * testsuite/Makefile.in: Rebuild.
5652
323ee3f4
AM		 56532008-08-04 Alan Modra <amodra@bigpond.net.au>
5654
5655 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5656 * Makefile.in: Regenerate.
5657 * po/POTFILES.in: Regenerate.
5658
7c07ecec
ILT		 56592008-07-29 Ian Lance Taylor <iant@google.com>
5660
5661 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5662 symbols before other symbols.
5663 * testsuite/script_test_2.cc (test_addr): Declare.
5664 (test_addr_alias): Declare.
5665 (main): Check that test_addr and test_addr_alias have the right
cd536b21 5666 values.
7c07ecec
ILT		 5667 * testsuite/script_test_2.t: Define test_addr_alias and
5668 test_addr.
5669
5778530e
ILT		 56702008-07-24 Ian Lance Taylor <iant@google.com>
5671
2a00e4fb
ILT		 5672 PR 5990
5673 * descriptors.cc: New file.
5674 * descriptors.h: New file.
5675 * gold-threads.h (class Hold_optional_lock): New class.
5676 * fileread.cc: Include "descriptors.h".
5677 (File_read::~File_read): Release descriptor rather than closing
5678 it.
5679 (File_read::open) [file]: Call open_descriptor rather than open.
5680 Set is_descriptor_opened_.
5681 (File_read::open) [memory]: Assert that descriptor is not open.
5682 (File_read::reopen_descriptor): New function.
5683 (File_read::release): Release descriptor.
5684 (File_read::do_read): Make non-const. Reopen descriptor.
5685 (File_read::read): Make non-const.
5686 (File_read::make_view): Reopen descriptor.
5687 (File_read::do_readv): Likewise.
5688 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5689 Update declarations.
5690 * layout.cc: Include "descriptors.h".
5691 (Layout::create_build_id): Use open_descriptor rather than open.
5692 * output.cc: Include "descriptors.h".
5693 (Output_file::open): Use open_descriptor rather than open.
5694 * archive.cc (Archive::const_iterator): Change Archive to be
5695 non-const.
5696 (Archive::begin, Archive::end): Make non-const.
5697 (Archive::count_members): Likewise.
5698 * archive.h (class Archive): Update declarations.
5699 * object.h (Object::read): Make non-const.
5700 * Makefile.am (CCFILES): Add descriptors.cc.
5701 (HFILES): Add descriptors.h.
5702 * Makefile.in: Rebuild.
5703
801647d1
ILT		 5704 PR 6716
5705 * gold.h: Always include <clocale>. Add Solaris workarounds
5706 following code in binutils/sysdep.h.
5707
5edd166e
ILT		 5708 PR 6048
5709 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5710 this->eh_frame_hdr_ is NULL before using it.
5711
c89ad728
ILT		 5712 * dynobj.cc (Versions::Versions): Update comment.
5713
aa86f06b
ILT		 5714 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5715 the base version name.
5716
5778530e
ILT		 5717 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5718 array size plus one.
5719 (Stringpool_template::set_string_offsets): Subtract one from key
5720 before using it as an array index.
5721 (Stringpool_template::get_offset_with_length): Likewise.
5722 (Stringpool_template::write_to_buffer): Likewise.
5723 * stringpool.h (Stringpool_template::get_offset_from_key):
5724 Likewise.
5725
057ead22
ILT		 57262008-07-23 Ian Lance Taylor <iant@google.com>
5727
7f649c59
ILT		 5728 PR 6658
5729 * object.h (Merged_symbol_value::value): Do our best to handle a
5730 negative addend.
5731
057ead22
ILT		 5732 PR 6647
5733 * script.cc (Version_script_info::get_versions): Don't add empty
5734 version tag to return value.
5735 (Version_script_info::get_symbol_version_helper): Change return
5736 type to bool. Add pversion parameter. Change all callers.
5737 (script_register_vers_node): Don't require a non-NULL tag.
5738 * script.h (class Version_script_info): Update declarations.
5739 (Version_script_info::get_symbol_version): Change return type to
5740 bool. Add version parameter. Change all callers.
5741 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5742 handling. Handle an empty version from a version script.
5743 (Symbol_table::define_special_symbol): Likewise.
5744 * testsuite/ver_test_10.script: New file.
5745 * testsuite/ver_test_10.sh: New file.
5746 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5747 (check_DATA): Add ver_test_10.syms.
5748 (ver_test_10.syms, ver_test_10.so): New target.
5749 * testsuite/Makefile.in: Rebuild.
5750
58e54ac2
CD		 57512008-07-23 Simon Baldwin <simonb@google.com>
5752
5753 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5754 to zero for undefined symbols from dynamic libraries.
5755
95d14cd3
ILT		 57562008-07-23 Ian Lance Taylor <iant@google.com>
5757
5758 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5759 Change all callers.
5760 * symtab.h (class Symbol_table): Update declaration.
5761 * testsuite/ver_test_9.cc: New file.
5762 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5763 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5764 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5765 (ver_test_9.so, ver_test_9.o): New targets.
5766 * testsuite/Makefile.in: Rebuild.
5767
92de84a6
ILT		 57682008-07-22 Ian Lance Taylor <iant@google.com>
5769
34810851
ILT		 5770 * options.h (class General_options): Define --check-sections.
5771 * layout.cc (Layout::set_segment_offsets): Handle
5772 --check-sections.
5773
af6156ef
ILT		 5774 * options.h (class General_options): Define -n/--nmagic and
5775 -N/--omagic.
5776 * options.cc (General_options::finalize): For -n/--nmagic or
5777 -N/--omagic, set -static.
5778 * layout.cc (Layout::attach_allocated_section_to_segment): If
5779 -N/--omagic, don't put read-only and read-write sections in
5780 different segments.
5781 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5782 finding a read-only segment.
5783 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5784 don't set the minimum segment alignment to the common page size,
5785 and don't set the file offset to the address modulo the page size.
5786 * script-sections.cc (Script_sections::create_segments): If
5787 -n/--omagic, don't put read-only and read-write sections in
5788 different segments.
5789
92de84a6
ILT		 5790 * cref.cc: New file.
5791 * cref.h: New file.
5792 * options.h (class General_options): Add --print-symbol-counts.
5793 * main.cc (main): Issue defined symbol report if requested.
5794 * archive.cc (Archive::interpret_header): Make into a const member
5795 function.
5796 (Archive::add_symbols): Call Input_objects::archive_start and
5797 archive_stop.
5798 (Archive::const_iterator): Define new class.
5799 (Archive::begin, Archive::end): New functions.
5800 (Archive::include_all_members): Rewrite to use iterator.
5801 (Archive::count_members): New function.
5802 * archive.h (class Archive): Update declarations.
5803 (Archive::filename): New function.
5804 * object.cc: Include "cref.h".
5805 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5806 (Sized_relobj::do_get_global_symbol_counts): New function.
5807 (Input_objects::add_object): Add object to cross-referencer.
5808 (Input_objects::archive_start): New function.
5809 (Input_objects::archive_stop): New function.
5810 (Input_objects::print_symbol_counts): New function.
5811 * object.h: Declare Cref and Archive.
5812 (Object::get_global_symbol_counts): New function.
5813 (Object::do_get_global_symbol_counts): New pure virtual function.
5814 (class Sized_relobj): Add defined_count_ field. Update
5815 declarations.
5816 (class Input_objects): Add cref_ field. Update constructor.
5817 Update declarations.
5818 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5819 defined_count_.
5820 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5821 symbol counts.
5822 (Sized_dynobj::do_get_global_symbol_counts): New function.
5823 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5824 defined_count_. Update declarations. Define Symbols typedef.
5825 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5826 parameter. Change all callers.
5827 (Symbol_table::add_from_dynobj): Add sympointers and defined
5828 parameters. Change all callers.
5829 * symtab.h (class Symbol_table): Update declarations.
5830 * Makefile.am (CCFILES): Add cref.cc.
5831 (HFILES): Add cref.h.
5832 * Makefile.in: Rebuild.
5833
3f7c5e1d
CD		 58342008-07-22 Simon Baldwin <simonb@google.com>
5835
5836 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5837 to zero when writing undefined symbols.
5838
e0b64032
ILT		 58392008-07-22 Ian Lance Taylor <iant@google.com>
5840
5841 * output.cc (Output_section::add_input_section): Don't try to
5842 merge empty merge sections.
5843
096b02cf
CS		 58442008-07-21 Craig Silverstein <csilvers@google.com>
5845
5846 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5847 Include symbol version in error message.
cd536b21 5848
1d1f116d
CD		 58492008-07-20 Chris Demetriou <cgd@google.com>
5850
cd536b21 5851 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 5852 (RANDOM_SEED_CFLAGS): New substituted variable.
5853 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5854 * configure: Rebuild.
5855 * Makefile.in: Likewise.
5856 * testsuite/Makefile.in: Likewise.
5857
a18f591e
ILT		 58582008-07-18 Ian Lance Taylor <iant@google.com>
5859
5860 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5861 where we see NAME/NULL and NAME/VERSION as separate symbols.
5862 * testsuite/ver_test_main.cc (main): Call t4.
5863 (t4, t4_2a): Define.
5864 * testsuite/ver_test_2.cc (t4_2): Define.
5865 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5866 * testsuite/ver_test_4.cc (t4_2a): Define.
5867 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5868 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5869
c6e3f6ed
ILT		 58702008-07-17 Ian Lance Taylor <iant@google.com>
5871
5872 * dynobj.cc (Versions::add_def): If we give an error about a
5873 missing version, go ahead and create the version anyhow.
5874
ef9beddf
ILT		 58752008-07-10 Ian Lance Taylor <iant@google.com>
5876
5877 Handle output sections with more than 0x7fffffff bytes.
5878 * object.h (class Relobj): Change map_to_output_ to
5879 output_sections_, and just keep a section pointer. Change all
5880 uses. Move comdat group support to Sized_relobj.
5881 (Relobj::is_section_specially_mapped): Remove.
5882 (Relobj::output_section): Remove poff parameter. Change all
5883 callers.
5884 (Relobj::output_section_offset): New function.
5885 (Relobj::set_section_offset): Rewrite.
5886 (Relobj::map_to_output): Remove.
5887 (Relobj::output_sections): New function.
5888 (Relobj::do_output_section_offset): New pure virtual function.
5889 (Relobj::do_set_section_offset): Likewise.
5890 (class Sized_relobj): Add section_offsets_ field. Add comdat
5891 group support from Relobj. Update declarations.
5892 (Sized_relobj::get_output_section_offset): New function.
5893 (Sized_relobj::do_output_section_offset): New function.
5894 (Sized_relobj::do_set_section_offset): New function.
5895 * object.cc (Relobj::output_section_address): Remove.
5896 (Sized_relobj::Sized_relobj): Initialize new fields.
5897 (Sized_relobj::include_section_group): Cast find_kept_object to
5898 Sized_relobj.
5899 (Sized_relobj::include_linkonce_section): Likewise.
5900 (Sized_relobj::do_layout): Use separate arrays for output section
5901 and output offset.
5902 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5903 output_sections.
5904 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5905 output_sections and section_offsets.
5906 (Sized_relobj::write_local_symbols): Likewise.
5907 (map_to_kept_section): Compute output address directly.
5908 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5909 output_sections and section_offsets.
5910 (Sized_relobj::write_sections): Likewise.
5911 (Sized_relobj::relocate_sections): Likewise.
5912 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5913 * output.h (class Output_reloc): Update declarations. Change
5914 u2_.relobj to Sized_relobj*.
5915 (class Output_data_reloc): Change add functions to use
5916 Sized_relobj*.
5917 * output.cc (Output_reloc::Output_reloc): Change relobj to
5918 Sized_relobj*.
5919 (Output_reloc::local_section_offset): Change return type to
5920 Elf_Addr. Use get_output_section_offset.
5921 (Output_reloc::get_address): Likewise.
5922 (Output_section::is_input_address_mapped): Don't call
5923 is_section_specially_mapped.
5924 (Output_section::output_offset): Likewise.
5925 (Output_section::output_address): Likewise.
5926 (Output_section::starting_output_address): Likewise.
5927 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5928 parameter to Sized_relobj*.
5929 (Copy_relocs::need_copy_reloc): Likewise.
5930 (Copy_relocs::save): Likewise.
5931 * copy-relocs.h (class Copy_relocs): Update declarations.
5932 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5933 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5934 * target-reloc.h (relocate_for_relocatable): Change
5935 offset_in_output_section type to Elf_Addr. Change code that uses
5936 it as well.
5937 * layout.cc (Layout::layout): Always set *off.
5938 * mapfile.cc (Mapfile::print_input_section): Use
5939 output_section_offset.
5940 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5941 Sized_relobj*.
5942 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5943 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5944 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5945
5cb66f97
ILT		 59462008-07-03 Ian Lance Taylor <iant@google.com>
5947
5948 * layout.cc (Layout::include_section): Do not discard unrecognized
5949 SHT_STRTAB sections.
5950
afe47622
CS		 59512008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5952
5953 * script.cc (Lex::can_continue_name): Make '?' allowable in
5954 version-script names.
5955 * testsuite/version_script.map: Change glob pattern to use '?'
5956
5adf9721
ILT		 59572008-06-30 Manish Singh <yosh@gimp.org>
5958
5959 PR 6585
5960 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5961 Correct typo.
5962
e6fde208
ILT		 59632008-06-30 Ian Lance Taylor <iant@google.com>
5964
5965 PR 6660
5966 PR 6682
5967 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5968 versions]: Don't try to read the value in the contents, since we
5969 don't use it. Use the template endianness when writing.
5970
3f2e6a2d
CC		 59712008-06-25 Cary Coutant <ccoutant@google.com>
5972
5973 * fileread.cc (File_read::make_view): Assert on zero-length view.
5974 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5975 symbol table when there are no symbols to read.
5976
c43d3a48
CS		 59772008-06-23 Craig Silverstein <csilvers@google.com>
5978
5979 * version.cc (version_string): Bump to 1.7
5980
5f494ea0
CS		 59812008-06-18 Craig Silverstein <csilvers@google.com>
5982
5983 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5984 constant 0xFFFF to type Valtype.
5985 (Powerpc_relocate_functions::rel16_ha): Likewise.
5986
c42e122e
ILT		 59872008-06-17 Ian Lance Taylor <iant@google.com>
5988
f34787f8
ILT		 5989 * output.h (Output_section::Input_section): Initialize p2align_ to
5990 zero for Output_section_data constructors.
5991 (Output_section::Input_section::addralign): If not an input
5992 section, return the alignment of the Output_section_data.
5993 * testsuite/copy_test.cc: New file.
5994 * testsuite/copy_test_1.cc: New file.
5995 * testsuite/copy_test_2.cc: New file.
5996 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5997 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5998 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5999 (copy_test_1_pic.o, copy_test_1.so): New targets.
6000 (copy_test_2_pic.o, copy_test_2.so): New targets.
6001 * testsuite/Makefile.in: Rebuild.
6002
c42e122e
ILT		 6003 * script-sections.cc (Script_sections::place_orphan): Initialize
6004 local variable exact.
6005
ce3ac18a
DE		 60062008-06-13 David Edelsohn <edelsohn@gnu.org>
6007
6008 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6009
42cacb20
DE		 60102008-06-12 David Edelsohn <edelsohn@gnu.org>
6011 David S. Miller <davem@davemloft.net>
6012
6013 * powerpc.cc: New file.
6014 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6015 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6016 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6017 * Makefile.in: Rebuild.
6018
7b308235
ILT		 60192008-06-09 Ian Lance Taylor <iant@google.com>
6020
6021 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6022 <exception>.
6023 (throwing, orig_terminate): New static variables.
6024 (terminate_handler): New static function.
6025 (t2): Set terminate handler.
6026
f0b886e3
ILT		 60272008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6028
6029 PR 6584
cd536b21 6030 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 6031 alignment.
6032
3e90f135
CC		 60332008-05-30 Cary Coutant <ccoutant@google.com>
6034
6035 * archive.cc (Archive::include_all_members) Correct to step
6036 over symbol table and extended name table in thin archives.
6037
e09ad04a
ILT		 60382008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6039
6040 PR 6407
6041 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6042 calculation.
6043
62b01cb5
ILT		 60442008-05-28 Caleb Howe <cshowe@google.com>
6045
6046 * reduced_debug_output.cc: New file.
6047 * reduced_debug_output.h: New file.
92de84a6 6048 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 6049 * options.cc (General_options::finalize): Add strip_debug_non_line
6050 to the strip heirarchy.
6051 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6052 fields.
6053 * layout.cc: Include "reduced_debug_output.h".
6054 (Layout::Layout): Initialize new fields.
6055 (line_only_debug_sections): New static array.
6056 (is_lines_only_debug_sections): New static inline function.
6057 (Layout::include_section): Handle --strip-debug-non-line.
6058 (Layout::make_output_section): If --strip-debug-non-line, build
6059 new output sections for .debug_abbrev and .debug_info.
6060 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6061 gold. Warn about possible overflow.
6062 (read_signed_LEB_128): Likewise.
6063 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6064 (read_signed_LEB_128): Declare.
6065 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6066 (HFILES): Add reduced_debug_output.h.
6067 * Makefile.in: Rebuild.
6068
7d9e3d98
ILT		 60692008-05-21 Ian Lance Taylor <iant@google.com>
6070
6071 * mapfile.cc: New file.
6072 * mapfile.h: New file.
6073 * options.h (class General_options): Add -M/--print-map and -Map.
6074 * options.cc (General_options::finalize): Make -M equivalent to
6075 -Map -.
6076 * main.cc: Include <cstdio> and "mapfile.h".
6077 (main): Open mapfile if requested.
6078 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6079 constructor. Change caller.
6080 (queue_initial_tasks): Add mapfile parameter. Change caller.
6081 (queue_middle_tasks): Likewise.
6082 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6083 declarations.
6084 * archive.cc: Include "mapfile.h".
6085 (Archive::add_symbols): Add mapfile parameter. Change all
6086 callers. Pass mapfile, symbol, and reason to include_member.
6087 (Archive::include_all_members): Add mapfile parameter. Change all
6088 callers.
6089 (Archive::include_member): Add mapfile, sym, and why parameters.
6090 Change all callers. Report inclusion to map file.
6091 * archive.h: Include "fileread.h".
6092 (class Archive): Update declarations.
6093 (Archive::file): New const method.
6094 (class Add_archive_symbols): Add mapfile_ field. Update
6095 constructor. Change all callers.
6096 * readsyms.h (class Read_symbols): Likewise.
6097 (class Finish_group): Likewise.
6098 (class Read_script): Likewise.
6099 * common.cc: Include "mapfile.h".
6100 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6101 all callers.
6102 (Symbol_table::do_allocate_commons): Likewise.
6103 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6104 symbol allocation to mapfile.
6105 * common.h (class Allocate_commons_task): Add mapfile_ field.
6106 Update constructor. Change all callers.
6107 * symtab.h (class Symbol_table): Update declarations.
6108 * layout.cc: Include "mapfile.h".
6109 (Layout_task_runner::run): Print information to mapfile.
6110 (Layout::create_gold_note): Change Output_data_fixed_space to
6111 Output_data_zero_fill.
6112 (Layout::create_build_id): Likewise.
6113 (Layout::print_to_mapfile): New function.
6114 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6115 constructor. Change caller.
6116 (class Layout): Declare print_to_mapfile.
6117 * output.cc (Output_section::Input_section::print_to_mapfile): New
6118 function.
6119 (Output_section::add_input_section): If producing a map, always
6120 add to input_sections_ list.
6121 (Output_section::do_print_to_mapfile): New function.
6122 (Output_segment::print_sections_to_mapfile): New function.
6123 (Output_segment::print_section_list_to_mapfile): New function.
6124 * output.h: Include "mapfile.h".
6125 (Output_data::print_to_mapfile): New function.
6126 (Output_data::do_print_to_mapfile): New virtual function.
6127 (Output_segment_headers::do_print_to_mapfile): New function.
6128 (Output_file_header::do_print_to_mapfile): New function.
6129 (Output_data_const::do_print_to_mapfile): New function.
6130 (class Output_data_const_buffer): Add map_name_ field. Update
6131 constructor. Change all callers. Add do_print_to_mapfile
6132 function.
6133 (class Output_data_fixed_space): Likewise.
6134 (class Output_data_space): Likewise.
6135 (class Output_data_zero_fill): New class.
6136 (Output_data_strtab::do_print_to_mapfile): New function.
6137 (Output_data_reloc_base::do_print_to_mapfile): New function.
6138 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6139 (Output_data_group::do_print_to_mapfile): New function.
6140 (Output_data_got::do_print_to_mapfile): New function.
6141 (Output_data_dynamic::do_print_to_mapfile): New function.
6142 (Output_symtab_xindex::do_print_to_mapfile): New function.
6143 (class Output_section): Declare do_print_to_mapflie. Declare
6144 print_to_mapfile in Input_section.
6145 (class Output_segment): Declare new functions.
6146 * object.h (Sized_relobj::symbol_count): New function.
6147 * script-sections.cc
6148 (Output_section_element_dot_assignment::set_section_addresses):
6149 Change Output_data_fixed_space to Output_data_zero_fill.
6150 (Output_data_expression::do_print_to_mapfile): New function.
6151 * script.cc (read_input_script): Add mapfile parameter. Change
6152 all callers.
6153 * script.h (read_input_script): Update declaration.
6154 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6155 (Eh_frame::do_print_to_mapfile): New function.
6156 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6157 (Output_merge_string::do_print_to_mapfile): New function.
6158 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6159 function.
6160 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6161 function.
6162 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6163 function.
6164 * Makefile.am (CCFILES): Add mapfile.cc.
6165 (HFILES): Add mapfile.h.
6166 * Makefile.in: Rebuild.
6167
9f1d377b
ILT		 61682008-05-19 Ian Lance Taylor <iant@google.com>
6169
6170 * options.h (class General_options): Add -z relro.
6171 * layout.cc (Layout::Layout): Initialize relro_segment_.
6172 (Layout::add_output_section_data): Return the output section.
6173 (Layout::make_output_section): Rcognize relro sections and mark
6174 them appropriately.
6175 (Layout::attach_allocated_section_to_segment): Put relro sections
6176 in a PT_GNU_RELRO segment.
6177 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6178 section as relro.
6179 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6180 PT_TLS segments.
6181 (Layout::linkonce_mapping): Map d.rel.ro.local to
6182 .data.rel.ro.local.
6183 (Layout::output_section_name): Us .data.rel.ro.local for any
6184 section which begins with that.
6185 * layout.h (class Layout): Update add_output_section_data
6186 declaration. Add relro_segment_ field.
6187 * output.cc (Output_section::Output_section): Initialize is_relro_
6188 and is_relro_local_ fields.
6189 (Output_segment::add_output_section): Group relro sections.
6190 (Output_segment::is_first_section_relro): New function.
6191 (Output_segment::maximum_alignment): If there is a relro section,
6192 align the segment to the common page size.
6193 (Output_segment::set_section_addresses): Track whether we are
6194 looking at relro sections. If the last section is a relro
6195 section, align to the common page size.
6196 (Output_segment::set_section_list_addresses): Add in_relro
6197 parameter. Change all callers. Align to the page size when
6198 moving from relro to non-relro section.
6199 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6200 segment.
6201 * output.h (class Output_section): Add is_relro_ and
6202 is_relro_local_ fields.
6203 (Output_section::is_relro): New function.
6204 (Output_section::set_is_relro): New function.
6205 (Output_section::is_relro_local): New function.
6206 (Output_section::set_is_relro_local): New function.
6207 (class Output_segment): Update declarations.
6208 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6209 * sparc.cc (Target_sparc::got_section): Likewise.
6210 * x86_64.cc (Target_x86_64::got_section): Likewise.
6211 * testsuite/relro_test_main.cc: New file.
6212 * testsuite/relro_test.cc: New file.
6213 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6214 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6215 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6216 (relro_test.so, relro_test_pic.o): New targets.
6217 * testsuite/Makefile.in: Rebuild.
6218
a984ee1d
ILT		 62192008-05-16 Ian Lance Taylor <iant@google.com>
6220
01676dcd
ILT		 6221 * output.cc (Output_segment::add_output_section): Remove front
6222 parameter.
6223 * output.h (class Output_segment): Remove
6224 add_initial_output_section and overloaded add_output_section.
6225 Update declaration of remaining add_output_section.
6226 * layout.cc (Layout::create_interp): Call add_output_section
6227 rather than add_initial_output_section.
6228 (Layout::finish_dynamic_section): Likewise.
6229
497897f9
ILT		 6230 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6231 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6232 know the dynamic type.
6233 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6234 field. Initialize it in constructor.
6235 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6236 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6237 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6238 reloc.
6239
a984ee1d
ILT		 6240 * output.cc (Output_reloc::get_address): Change return type to
6241 Elf_Addr.
6242 * output.h (class Output_reloc): Update get_address declaration.
6243 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6244 for section addresses.
6245
55ba0940
ILT		 62462008-05-09 Ian Lance Taylor <iant@google.com>
6247
6248 PR 6493
6249 * gold.cc (gold_nomem): Use return value of write.
6250
75517b77
ILT		 62512008-05-08 Ian Lance Taylor <iant@google.com>
6252
6253 * symtab.c (Symbol::init_base_output_data): Add version
6254 parameter. Change all callers.
6255 (Symbol::init_base_output_segment): Likewise.
6256 (Symbol::init_base_constant): Likewise.
6257 (Symbol::init_base_undefined): Likewise.
6258 (Sized_symbol::init_output_data): Likewise.
6259 (Sized_symbol::init_output_segment): Likewise.
6260 (Sized_symbol::init_constant): Likewise.
6261 (Sized_symbol::init_undefined): Likewise.
6262 (Symbol_table::do_define_in_output_data): If the new symbol has a
6263 version, mark it as the default.
6264 (Symbol_table::do_define_in_output_segment): Likewise.
6265 (Symbol_table::do_define_as_constant): Likewise.
6266 * symtab.h (class Symbol): Update declarations.
6267 (class Sized_symbol): Likewise.
6268 * resolve.cc (Symbol::override_version): New function.
c42e122e 6269 (Symbol::override_base): Call override_version.
75517b77
ILT		 6270 (Symbol::override_base_with_special): Likewise.
6271 * testsuite/ver_script_8.script: New file.
6272 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6273 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6274 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6275 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6276
f1f70eae
ILT		 62772008-05-06 Ian Lance Taylor <iant@google.com>
6278
f3e9c5c5
ILT		 6279 PR 6049
6280 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6281 functions.
6282 (class General_options): Remove existing --undefined, and add
6283 --no-undefined instead. Add new --undefined as synonym for -u.
6284 * archive.cc (Archive::add_symbols): Check whether symbol was
6285 named with -u.
6286 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6287 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6288 all uses. Add IS_UNDEFINED. Update declarations to split
6289 different versions of init_base. Declare init_base_undefined.
6290 (Symbol::is_defined): Handle IS_UNDEFINED.
6291 (Symbol::is_undefined): Likewise.
6292 (Symbol::is_weak_undefined): Call is_undefined.
6293 (Symbol::is_absolute): Handle IS_CONSTANT.
6294 (class Sized_symbol): Update declarations to split different
6295 versions of init. Declare init_undefined.
6296 (class Symbol_table): Declare new functions.
6297 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6298 Change all callers.
6299 (Symbol::init_base_output_data): Likewise.
6300 (Symbol::init_base_output_segment): Likewise.
6301 (Symbol::init_base_constant): Likewise.
6302 (Symbol::init_base_undefined): New function.
6303 (Sized_symbol::init_object): Rename from init. Change all
6304 callers.
6305 (Sized_symbol::init_output_data): Likewise.
6306 (Sized_symbol::init_output_segment): Likewise.
6307 (Sized_symbol::init_constant): Likewise.
6308 (Sized_symbol::init_undefined): New function.
6309 (Symbol_table::add_undefined_symbols_from_command_line): New
6310 function.
6311 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6312 function.
6313 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6314 (Symbol::output_section): Likewise.
6315 (Symbol::set_output_section): Likewise.
6316 (Symbol_table::sized_finalize_symbol): Likewise.
6317 (Symbol_table::sized_write_globals): Likewise.
6318 * resolve.cc (Symbol_table::should_override): Likewise.
6319 (Symbol::override_base_with_special): Likewise.
6320
8bdcdf2c
ILT		 6321 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6322 symbol, change it to have default visibility.
6323 * testsuite/protected_1.cc: New file.
6324 * testsuite/protected_2.cc: New file.
6325 * testsuite/protected_3.cc: New file.
6326 * testsuite/protected_main_1.cc: New file.
6327 * testsuite/protected_main_2.cc: New file.
6328 * testsuite/protected_main_3.cc: New file.
6329 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6330 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6331 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6332 (protected_1.so): New target.
6333 (protected_1_pic.o, protected_2_pic.o): New targets.
6334 (protected_3_pic.o): New target.
6335 (check_PROGRAMS): Add protected_2.
6336 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6337 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6338 * testsuite/Makefile.in: Rebuild.
6339
2b706932
ILT		 6340 * options.h (DEFINE_var): Add set_user_set_##varname__.
6341 (DEFINE_bool_alias): New macro.
6342 (class General_options): Define -Bstatic using DEFINE_bool_alias
6343 rather than DEFINE_special. Add --undefined as an alias for -z
6344 defs.
6345 * options.cc (General_options::parse_Bstatic): Remove.
6346
d82a5bcc
ILT		 6347 * options.h (class General_options): Add --fatal-warnings.
6348 * main.cc (main): Implement --fatal-warnings.
6349 * errors.h (Errors::warning_count): New function.
6350
f1f70eae
ILT		 6351 * options.h (class General_options): Add -Bsymbolic-functions.
6352 * symtab.h (Symbol::is_preemptible): Check for
6353 -Bsymbolic-functions.
6354
8825ac63
ILT		 63552008-05-05 Ian Lance Taylor <iant@google.com>
6356
d98bc257
ILT		 6357 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6358 as noVARNAME rather than no-VARNAME.
6359 (class General_options): Add option -z combreloc.
6360 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6361 get_address.
6362 (Output_reloc::sort_before) [SHT_REL]: New function.
6363 (Output_reloc::sort_before) [SHT_RELA]: New function.
6364 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6365 Sort_relocs_comparison.
6366 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6367 parameter. Change all callers.
6368 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6369 sort_relocs parameter. Change all callers.
6370 * output.cc (Output_reloc::get_address): New function, broken out
6371 of write_rel.
6372 (Output_reloc::write_rel): Call it.
6373 (Output_reloc::compare): New function.
6374 (Output_data_reloc_base::do_write): Optionally sort relocs.
6375
60b2b4e7
ILT		 6376 * configure.ac: If targ_extra_obj is set, link it in.
6377 * configure.tgt: Initialize all variables.
6378 (x86_64*): Set targ_extra_obj and targ_extra_size.
6379 * configure: Rebuild.
6380
8825ac63
ILT		 6381 * object.cc (Sized_relobj::include_section_group): Adjust section
6382 indexes read from group data. Build vector to pass to
6383 layout_group.
6384 * layout.cc (Layout::layout_group): Add flags and shndxes
6385 parameters. Remove contents parameter. Change caller. Update
6386 explicit instantiations.
6387 * layout.h (class Layout): Update layout_group declaration.
6388 * output.cc (Output_data_group::Output_data_group): Add flags and
6389 input_shndxes parameters. Remove contents parameter. Change
6390 caller.
6391 (Output_data_group::do_write): Change input_sections_ to
6392 input_shndxes_.
6393 * output.h (class Output_data_group): Update constructor
6394 declaration. Rename input_sections_ to input_shndxes_.
6395 * testsuite/many_sections_test.cc: Add template.
6396
e94cf127
CC		 63972008-04-30 Cary Coutant <ccoutant@google.com>
6398
4418b2d5
CC		 6399 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6400
e94cf127
CC		 6401 * layout.cc (Layout::include_section): Refactored check for debug
6402 info section.
6403 (Layout::add_comdat): Add new parameters. Change type
6404 of signature parameter. Add object and shndx to signatures table.
6405 (Layout::find_kept_object): New function.
6406 * layout.h: Include <cstring>.
6407 (Layout::is_debug_info_section): New function.
6408 (Layout::add_comdat): Add new parameters.
6409 (Layout::find_kept_object): New function.
6410 (Layout::Kept_section): New struct.
6411 (Layout::Signatures): Change type of map range.
6412 * object.cc (Relobj::output_section_address): New function.
6413 (Sized_relobj::include_section_group): Add new parameters. Change
6414 calls to Layout::add_comdat. Change to build table of kept comdat
6415 groups and table mapping discarded sections to kept sections.
6416 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6417 (Sized_relobj::do_layout): Change calls to include_section_group and
6418 include_linkonce_section.
6419 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6420 value to zero when section is discarded.
6421 (Sized_relobj::map_to_kept_section): New function.
6422 * object.h (Relobj::output_section_address): New function.
6423 (Relobj::Comdat_group): New type.
6424 (Relobj::find_comdat_group): New function.
6425 (Relobj::Comdat_group_table): New type.
6426 (Relobj::Kept_comdat_section): New type.
6427 (Relobj::Kept_comdat_section_table): New type.
6428 (Relobj::add_comdat_group): New function.
6429 (Relobj::set_kept_comdat_section): New function.
6430 (Relobj::get_kept_comdat_section): New function.
6431 (Relobj::comdat_groups_): New field.
6432 (Relobj::kept_comdat_sections_): New field.
6433 (Symbol_value::input_value): Update comment.
6434 (Sized_relobj::map_to_kept_section) New function.
6435 (Sized_relobj::include_linkonce_section): Add new parameter.
6436 * target-reloc.h (Comdat_behavior): New type.
6437 (get_comdat_behavior): New function.
6438 (relocate_section): Add code to map a discarded section to the
6439 corresponding kept section when applying a relocation.
6440
e4e5049b
CS		 64412008-04-30 Craig Silverstein <csilvers@google.com>
6442
6443 * dwarf_reader.cc (next_generation_count): New static var.
6444 (Addr2line_cache_entry): New struct.
6445 (addr2line_cache): New static var.
6446 (Dwarf_line_info::one_addr2line): Added caching.
6447 (Dwarf_line_info::clear_addr2line_cache): New function.
6448 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6449 cache-size parameter.
6450 (Dwarf_line_info::one_addr2line_cache): New function.
6451 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6452 new cache-size argument to one_addr2line(), and clear cache.
6453
d09e9154
CC		 64542008-04-28 Cary Coutant <ccoutant@google.com>
6455
6456 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6457 R_386_PC8 relocations.
6458
7ef73768
ILT		 64592008-04-23 Ian Lance Taylor <iant@google.com>
6460
55438702
ILT		 6461 * object.cc (Sized_relobj::include_section_group): Check for
6462 invalid section group.
6463
c165fb93
ILT		 6464 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6465 header size.
6466
7ef73768
ILT		 6467 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6468 than read for file header.
6469 * archive.cc (Archive::include_member): Likewise.
6470
6194aaab
L		 64712008-04-23 Paolo Bonzini <bonzini@gnu.org>
6472
6473 * aclocal.m4: Regenerate.
6474 * configure: Regenerate.
6475
d491d34e
ILT		 64762008-04-19 Ian Lance Taylor <iant@google.com>
6477
5ea2bac6
ILT		 6478 * version.cc (version_string): Bump to 1.6.
6479
7bc3e21a
ILT		 6480 * testsuite/Makefile.am (many_sections_r_test): New target.
6481 (many_sections_r_test_SOURCES): Remove.
6482 (many_sections_r_test_DEPENDENCIES): Remove.
6483 (many_sections_r_test_LDFLAGS): Remove.
6484 (many_sections_r_test_LDADD): Remove.
6485
7fcd3aa9
ILT		 6486 * object.cc (Sized_relobj::do_add_symbols): Always pass
6487 local_symbol_count_ to add_from_relobj.
6488
4c94d6ae
ILT		 6489 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6490 every thousand variables.
6491 * testsuite/Makefile.in: Rebuild.
6492
d491d34e
ILT		 6493 * object.cc (Xindex::initialize_symtab_xindex): New function.
6494 (Xindex::read_symtab_xindex): New function.
6495 (Xindex::sym_xindex_to_shndx): New function.
6496 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6497 available.
6498 (Sized_relobj::do_initialize_xindex): New function.
6499 (Sized_relobj::do_read_symbols): Adjust section links.
6500 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6501 parameter. Change all callers.
6502 (Sized_relobj::include_section_group): Adjust section links and
6503 symbol section indexes.
6504 (Sized_relobj::do_layout): Adjust section links.
6505 (Sized_relobj::do_count_local_symbols): Adjust section links and
6506 symbol section indexes.
6507 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6508 ordinary and special symbols.
6509 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6510 dynsym_xindex parameters. Change all callers. Adjust section
6511 links. Use SHN_XINDEX when needed.
6512 (Sized_relobj::get_symbol_location_info): Adjust section links.
6513 Don't get fooled by special symbols.
6514 * object.h (class Xindex): Define.
6515 (class Object): Add xindex_ parameter. Declare virtual functoin
6516 do_initialize_xindex.
6517 (Object::adjust_sym_shndx): New function.
6518 (Object::set_xindex): New protected function.
6519 (class Symbol_value): Add is_ordinary_shndx_ field.
6520 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6521 (Symbol_value::value): Assert ordinary section.
6522 (Symbol_value::initialize_input_to_output_map): Likewise.
6523 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6524 Change all callers.
6525 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6526 all callers.
6527 (class Sized_relobj): Update declarations.
6528 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6529 parameter. Change all callers.
6530 (Sized_relobj::adjust_shndx): New function.
6531 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6532 field.
6533 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6534 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6535 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6536 (Sized_dynobj::read_dynsym_section): Adjust section links.
6537 (Sized_dynobj::read_dynamic): Likewise.
6538 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6539 section links.
6540 (Sized_dynobj::do_initialize_xindex): New function.
6541 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6542 do_initialize_xindex.
6543 (Sized_dynobj::adjust_shndx): New function.
6544 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6545 dynsym_xindex_ fields.
6546 (Layout::finalize): Add a call to set_section_indexes before
6547 creating the symtab sections.
6548 (Layout::set_section_indexes): Don't do anything if the section
6549 already has a section index.
6550 (Layout::create_symtab_sections): Add shnum parameter. Change
6551 caller. Create .symtab_shndx section if needed.
6552 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6553 caller.
6554 (Layout::allocated_output_section_count): New function.
6555 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6556 needed.
6557 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6558 fields. Update declarations.
6559 (Layout::symtab_xindex): New function.
6560 (Layout::dynsym_xindex): New function.
6561 (class Write_symbols_task): Add layout_ field.
6562 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6563 Change caller.
6564 * output.cc (Output_section_headers::Output_section_headers): Add
6565 shstrtab_section parameter. Change all callers.
6566 (Output_section_headers::do_sized_write): Store overflow values
6567 for section count and section string table section index in
6568 section header zero.
6569 (Output_file_header::do_sized_write): Check for overflow of
6570 section count and section string table section index.
6571 (Output_symtab_xindex::do_write): New function.
6572 (Output_symtab_xindex::endian_do_write): New function.
6573 * output.h (class Output_section_headers): Add shstrtab_section_.
6574 Update declarations.
6575 (class Output_symtab_xindex): Define.
6576 (Output_section::has_out_shndx): New function.
6577 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6578 field.
6579 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6580 Change all callers.
6581 (Sized_symbol::init): Likewise.
6582 (Symbol::output_section): Check for ordinary symbol.
6583 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6584 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6585 callers.
6586 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6587 Change all callers. Simplify handling of symbols from sections
6588 not included in the link.
6589 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6590 distinction.
6591 (Weak_alias_sorter::operator()): Assert that symbols are
6592 ordinary.
6593 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6594 distinction.
6595 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6596 parameters. Change all callers.
6597 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6598 symbol distinction. Use SHN_XINDEX when needed.
6599 (Symbol_table::write_section_symbol): Add symtab_xindex
6600 parameter. Change all callers.
6601 (Symbol_table::sized_write_section_symbol): Likewise. Use
6602 SHN_XINDEX when needed.
6603 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6604 declarations.
6605 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6606 (Symbol::is_defined): Check is_ordinary.
6607 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6608 (Symbol::is_absolute, Symbol::is_common): Likewise.
6609 (class Sized_symbol): Update declarations.
6610 (class Symbol_table): Update declarations.
6611 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6612 parameters. Change all callers.
6613 (Sized_symbol::override): Likewise.
6614 (Symbol_table::override): Likewise.
6615 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6616 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6617 is_ordinary, and orig_st_shndx parameters. Change all callers.
6618 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6619 to be in an ordinary section.
6620 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6621 object and is_ordinary parameters. Change all callers.
6622 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6623 Change all callers. Don't add undefined or non-ordinary symbols
6624 to reloc_map_.
6625 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6626 Change all callers.
6627 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6628 declarations.
6629 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6630 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6631 (Sized_relobj::relocate_sections): Likewise.
6632 * target-reloc.h (scan_relocs): Adjust section symbol index.
6633 (scan_relocatable_relocs): Likewise.
6634 * i386.cc (Scan::local): Check for ordinary symbols.
6635 * sparc.cc (Scan::local): Likewise.
6636 * x86_64.cc (Scan::local): Likewise.
6637 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6638 to symbol_section_and_value.
6639 * testsuite/many_sections_test.cc: New file.
6640 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6641 (check_PROGRAMS): Add many_sections_test.
6642 (many_sections_test_SOURCES): Define.
6643 (many_sections_test_DEPENDENCIES): Define.
6644 (many_sections_test_LDFLAGS): Define.
6645 (BUILT_SOURCES): Add many_sections_define.h.
6646 (many_sections_define.h): New target.
6647 (BUILT_SOURCES): Add many_sections_check.h.
6648 (many_sections_check.h): New target.
6649 (check_PROGRAMS): Add many_sections_r_test.
6650 (many_sections_r_test_SOURCES): Define.
6651 (many_sections_r_test_DEPENDENCIES): Define.
6652 (many_sections_r_test_LDFLAGS): Define.
6653 (many_sections_r_test_LDADD): Define.
6654 (many_sections_r_test.o): New target.
6655 * testsuite/Makefile.in: Rebuild.
6656
c5818ff1
CC		 66572008-04-17 Cary Coutant <ccoutant@google.com>
6658
6659 * errors.cc (Errors::info): New function.
6660 (gold_info): New function.
6661 * errors.h (Errors::info): New function.
6662 * gold.h (gold_info): New function.
6663 * object.cc (Input_objects::add_object): Print trace output.
6664 * options.cc (options::parse_set): New function.
6665 (General_options::parse_wrap): Deleted.
6666 (General_options::General_options): Deleted initializer.
6667 * options.h (options::String_set): New typedef.
6668 (options::parse_set): New function.
6669 (DEFINE_set): New macro.
6670 (General_options::wrap): Changed to use DEFINE_set. Changed
6671 callers of any_wrap_symbols and is_wrap_symbol.
6672 (General_options::trace, General_options::trace_symbol):
6673 New options.
6674 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6675 (General_options::wrap_symbols_): Deleted.
6676 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6677
b5be4a7c
DM		 66782008-04-17 David S. Miller <davem@davemloft.net>
6679
6680 * options.cc (General_options::parse_V): New function.
6681 * options.h: Add entries for -V and -Qy.
6682
155a0dd7
ILT		 66832008-04-17 Ian Lance Taylor <iant@google.com>
6684
6685 * common.cc (Symbol_table::allocate_commons): Remove options
6686 parameter. Change caller.
6687 (Symbol_table::do_allocate_commons): Remove options parameter.
6688 Change caller. Just call do_allocate_commons_list twice.
6689 (Symbol_table::do_allocate_commons_list): New function, broken out
6690 of do_allocate_commons.
6691 * common.h (class Allocate_commons_task): Remove options_ field.
6692 Update constructor.
6693 * symtab.cc (Symbol_table::Symbol_table): Initialize
6694 tls_commons_.
6695 (Symbol_table::add_from_object): Put TLS common symbols on
6696 tls_commons_ list.
6697 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6698 which are IN_OUTPUT_DATA.
6699 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6700 allocate_commons and do_allocate_commons declarations. Declare
6701 do_allocate_commons_list.
6702 * gold.cc (queue_middle_tasks): Update creation of
6703 Allocate_commons_task to not pass options.
6704 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6705 (TLS_TEST_C_FLAGS): New variable.
6706 (tls_test_c_pic.o): New target.
6707 (tls_test_shared.so): Link in tls_test_c_pic.o.
6708 (tls_test_c_pic_ie.o): New target.
6709 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6710 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6711 (tls_test_c.o): New target.
6712 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6713 (tls_pic_test_LDADD): Likewise.
6714 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6715 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6716 (tls_test_c_gnu2.o): New target.
6717 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6718 tls_test_c_gnu2.o.
6719 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6720 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6721 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6722 * testsuite/tls_test.cc: Include "config.h".
6723 (t_last): Call t11_last.
6724 * testsuite/tls_test.h (t11, t11_last): Declare.
6725 * testsuite/tls_test_c.c: New file.
6726 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6727 * configure.ac: Check for OpenMP support.
6728 * configure, config.in, Makefile.in: Rebuild.
6729 * testsuite/Makefile.in: Rebuild.
6730
edfbb029
CC		 67312008-04-16 Cary Coutant <ccoutant@google.com>
6732
6733 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6734 (Target_i386::tls_base_symbol_defined_): New field.
6735 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6736 (Target_i386::Scan::global): Likewise.
6737 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6738 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6739 (Target_x86_64::tls_base_symbol_defined_): New field.
6740 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6741 (Target_x86_64::Scan::global): Likewise.
6742
f3c69fca
CC		 67432008-04-16 Cary Coutant <ccoutant@google.com>
6744
6745 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6746 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6747 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6748 building shared libraries.
6749 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6750 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6751 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6752 * testsuite/Makefile.in: Rebuild.
6753 * testsuite/weak_undef.h: New file.
6754 * testsuite/weak_undef_file1.cc: Add extra test cases.
6755 * testsuite/weak_undef_file2.cc: Likewise.
6756 * testsuite/weak_undef_test.cc: Likewise.
6757
7c414435
DM		 67582008-04-16 David S. Miller <davem@davemloft.net>
6759
32b769e1
DM		 6760 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6761 Add issued_non_pic_error_ field. Declare check_non_pic.
6762 (Target_sparc::Scan::check_non_pic): New function.
6763 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6764 (Target_sparc::Scan::global): Likewise.
6765
11936fb1
DM		 6766 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6767 * configure: Rebuild.
6768
7c414435
DM		 6769 * options.h (DEFINE_enable): New macro.
6770 (new_dtags): New enable option.
6771 (initfirst, interpose, loadfltr, nodefaultlib,
6772 nodelete, nodlopen, nodump): New -z options.
6773 * layout.cc (Layout:finish_dynamic_section): If new
6774 dtags enabled, emit DT_RUNPATH. Also, emit a
6775 DT_FLAGS_1 containing any specified -z flags.
6776
85c7bf8b
ILT		 67772008-04-16 Ian Lance Taylor <iant@google.com>
6778
12c0daef
ILT		 6779 * copy-relocs.cc: New file.
6780 * copy-relocs.h: New file.
6781 * reloc.cc: Remove Copy_relocs code.
6782 * reloc.h: Likewise.
6783 * reloc-types.h (struct Reloc_types) [both versions]: Add
6784 get_reloc_addend_noerror.
6785 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6786 variants of add_global which take an addend which must be zero.
6787 * i386.cc: Include "copy-relocs.h".
6788 (class Target_i386): Change type of copy_relocs_ to variable,
6789 update initializer.
6790 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6791 Change all callers.
6792 (Target_i386::do_finalize_sections): Change handling of
6793 copy_relocs_.
6794 * sparc.cc: Include "copy-relocs.h".
6795 (class Target_sparc): Change type of copy_relocs_ to variable,
6796 update initializer.
6797 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6798 Change all callers.
6799 (Target_sparc::do_finalize_sections): Change handling of
6800 copy_relocs_.
6801 * x86_64.cc: Include "copy-relocs.h".
6802 (class Target_x86_64): Change type of copy_relocs_ to variable,
6803 update initializer.
6804 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6805 class. Change all callers.
6806 (Target_x86_64::do_finalize_sections): Change handling of
6807 copy_relocs_.
6808 * Makefile.am (CCFILES): Add copy-relocs.cc.
6809 (HFILES): Add copy-relocs.h.
6810
4f4995b6
ILT		 6811 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6812
85c7bf8b
ILT		 6813 * testsuite/script_test_4.sh: Permit leading zeroes.
6814
4f2a9edd
ILT		 68152008-04-15 Ian Lance Taylor <iant@google.com>
6816
e6188289
ILT		 6817 * script-sections.cc (Script_sections::create_segments): Use
6818 header_size_adjustment even when there is enough room for the
6819 headers.
6820 * testsuite/script_test_4.sh: New file.
6821 * testsuite/script_test_4.t: New file.
6822 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6823 (check_DATA): Add script_test_4.stdout.
6824 (MOSTLYCLEANFILES): Likewise.
6825 (script_test_4): New target.
6826 (script_test_4.stdout): New target.
6827 * testsuite/Makefile.in: Rebuild.
6828
4f2a9edd
ILT		 6829 * sparc.cc: Add definitions for Output_data_plt_sparc class
6830 constants.
6831
f5314dd5
DM		 68322008-04-14 David S. Miller <davem@davemloft.net>
6833
6834 * sparc.cc: New file.
6835 * Makefile.am (TARGETSOURCES): Add sparc.cc
6836 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6837 * configure.tgt: Document targ_extra_size and
6838 targ_extra_big_endian. Add entries for sparc-* and
6839 sparc64-*.
6840 * configure.ac: Handle targ_extra_size and
6841 targ_extra_big_endian.
6842 * Makefile.in: Rebuild.
6843 * configure: Likewise.
6844 * po/POTFILES.in: Likewise.
6845 * po/gold.pot: Likewise.
6846
154e0e9a
ILT		 68472008-04-14 Ian Lance Taylor <iant@google.com>
6848
6849 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6850 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6851 in the name/type/flags to section mapping. Don't call
6852 allocate_output_section.
6853 (Layout::choose_output_section): Change parameter from adjust_name
6854 to is_input_section. Don't permit input sections after sections
6855 are attached to segments. Don't call allocate_output_section.
6856 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6857 not write_enable_output_section.
6858 (Layout::make_output_section): Don't push to
6859 unattached_section_list_ nor call attach_to_segment. Call
6860 attach_section_to_segment if sections are attached.
6861 (Layout::attach_sections_to_segments): New function.
6862 (Layout::attach_section_to_segment): New function.
6863 (Layout::attach_allocated_section_to_segment): Rename from
6864 attach_to_segment. Remove flags parameter.
6865 (Layout::allocate_output_section): Remove function.
6866 (Layout::write_enable_output_section): Remove function.
6867 * layout.h (class Layout): Update for above changes. Add new
6868 field sections_are_attached_.
6869 * output.h (Output_section::update_flags_for_input_section): New
6870 function.
6871 * output.cc (Output_section::add_input_section): Call
6872 update_flags_for_input_section.
6873 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6874
009a67a2
CC		 68752008-04-11 Cary Coutant <ccoutant@google.com>
6876
6877 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6878 thought unnecessary.
6879 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6880
759b1a24
ILT		 68812008-04-11 Ian Lance Taylor <iant@google.com>
6882
6883 * output.h (class Output_section_data): Remove inline definition
6884 of set_addralign.
6885 * output.cc (Output_section_data::set_addralign): New function.
6886
c2b45e22
CC		 68872008-04-11 Cary Coutant <ccoutant@google.com>
6888
6889 Add support for TLS descriptors for i386 and x86_64.
6890 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6891 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6892 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6893 GOT_TYPE_TLS_DESC.
6894 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6895 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6896 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6897 relocations.
6898 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6899 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6900 Fix problem with initial-exec relocations.
6901 (Target_i386::Relocate::relocate_tls): Likewise.
6902 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6903 relaxation.
6904 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6905 support for section-plus-offset dynamic table entries.
6906 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6907 (Output_data_dynamic::Dynamic_entry): Add support for
6908 section-plus-offset dynamic table entries.
6909 (Output_data_dynamic::Classification): Likewise.
6910 (Output_data_dynamic::classification_): Renamed offset_.
6911 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6912 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6913 (Target_x86_64::make_plt_section): New function.
6914 (Target_x86_64::reserve_tlsdesc_entries): New function.
6915 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6916 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6917 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6918 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6919 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6920 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6921 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6922 add extra PLT entry for TLS descriptors.
6923 (Output_data_plt_x86_64::got_): New field.
6924 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6925 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6926 fields.
6927 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6928 descriptors.
6929 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6930 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6931 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6932 R_386_TLS_DESC_CALL relocations.
6933 (Target_x86_64::Scan::global): Likewise.
6934 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6935 for TLS descriptors.
6936 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6937 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6938 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6939 GD-to-IE relaxation.
6940 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6941 and TLS_DESCRIPTORS.
6942 * Makefile.in: Rebuild.
6943 * configure: Rebuild.
6944 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6945 (tls_test_shared2.so): New target.
6946 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6947 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6948 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6949 (tls_shared_gd_to_ie_test_LDADD): New variable.
6950 (tls_shared_gnu2_gd_to_ie_test): New target.
6951 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6952 New targets.
6953 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6954 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6955 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6956 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6957 (tls_shared_gnu2_test): New target.
6958 (tls_test_gnu2_shared.so): New target.
6959 (tls_shared_gnu2_test_SOURCES): New variable.
6960 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6961 (tls_shared_gnu2_test_LDFLAGS): New variable.
6962 (tls_shared_gnu2_test_LDADD): New variable.
6963 * testsuite/Makefile.in: Rebuild.
6964 * testsuite/Makefile.
6965
83bfb6b7
ILT		 69662008-04-11 Ian Lance Taylor <iant@google.com>
6967
6968 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6969 justsyms.t.
6970 * testsuite/Makefile.in: Rebuild.
6971
6972 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6973 long.
6974 * testsuite/script_test_2.cc (main): Adjust test.
6975
706e1f5e
ILT		 69762008-04-11 David S. Miller <davem@davemloft.net>
6977 Ian Lance Taylor <iant@google.com>
6978
6979 * options.h (General_options): Add entries for '-Y' and
6980 '-relax'.
6981 * options.cc (General_options:finalize): If -Y was used, add those
6982 entries to the library path instead of the default "/lib" and
6983 "/usr/lib".
6984
7c98e6bb
DM		 69852008-04-11 David S. Miller <davem@davemloft.net>
6986
6987 * testsuite/justsyms.t: Start at 0x100.
6988 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 6989 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6990 long.
6991 * testsuite/script_test_2.cc: Adjust string and section length
6992 checks.
7c98e6bb 6993
99a37bfd
ILT		 69942008-04-09 Ian Lance Taylor <iant@google.com>
6995
2cefc357
ILT		 6996 PR gold/5996
6997 * script-sections.cc (Sections_element::allocate_to_segment): Add
6998 orphan parameter.
6999 (Output_section_definition::allocate_to_segment): Likewise.
7000 (Orphan_output_section::allocate_to_segment): Likewise.
7001 (Script_sections::attach_sections_using_phdrs_clause): Don't
7002 propagate non-PT_LOAD segments to orphan sections.
7003 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7004 readelf rather than objdump.
7005 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7006 .interp section and PT_INTERP segment are the same size.
7007 * testsuite/Makefile.in: Rebuild.
7008
99a37bfd
ILT		 7009 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7010 aliases for symbols defined in the same object.
7011 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7012 (weak_alias_test_SOURCES): New variable.
7013 (weak_alias_test_DEPENDENCIES): New variable.
7014 (weak_alias_test_LDFLAGS): New variable.
7015 (weak_alias_test_LDADD): New variable.
7016 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7017 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7018 (weak_alias_test_3.o): New target.
7019 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7020 * testsuite/weak_alias_test_main.cc: New file.
7021 * testsuite/weak_alias_test_1.cc: New file.
7022 * testsuite/weak_alias_test_2.cc: New file.
7023 * testsuite/weak_alias_test_3.cc: New file.
7024
780e49c5
ILT		 70252008-04-08 Ian Lance Taylor <iant@google.com>
7026
cdb0b8f5
ILT		 7027 * options.h (class General_options): Add --noinhibit-exec option.
7028 * main.cc (main): Check --noinhibit-exec.
7029
0864d551
ILT		 7030 * options.h (class General_options): Define --wrap as a special
7031 option. Add wrap_symbols_ field.
7032 (General_options::any_wrap_symbols): New function.
7033 (General_options::is_wrap_symbol): New function.
7034 * options.cc (General_options::parse_wrap): New function.
7035 (General_options::General_options): Initialize wrap_symbols_.
7036 * symtab.cc (Symbol_table::wrap_symbol): New function.
7037 (Symbol_table::add_from_object): Handle --wrap.
7038 * symtab.h (class Symbol_table): Declare wrap_symbol.
7039 * target.h (Target::wrap_char): New function.
7040 (Target::Target_info): Add wrap_char field.
7041 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7042 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7043 * testsuite/testfile.cc (Target_test::test_target_info):
7044 Likewise.
7045
789aa6de
ILT		 7046 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7047 there is one.
7048
2c38906f
ILT		 7049 * layout.h (class Layout): Add added_eh_frame_data_ field.
7050 * layout.cc (Layout::Layout): Initialize new field.
7051 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7052 output section until we find a section we merged successfully.
7053 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7054 that the size be non-zero.
7055
780e49c5
ILT		 7056 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7057 qualifier.
7058
7fcd0256
ILT		 70592008-04-08 Craig Silverstein <csilvers@google.com>
7060
7061 * configure.ac: Export new conditional variable HAVE_ZLIB.
7062 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7063 on HAVE_ZLIB.
7064 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7065 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7066
6835af53
ILT		 70672008-04-07 Ian Lance Taylor <iant@google.com>
7068
e24f324c
ILT		 7069 * version.cc (version_string): Set to "1.5".
7070
a036edd8
ILT		 7071 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7072 Add issued_non_pic_error_ field. Declare check_non_pic.
7073 (Target_x86_64::Scan::check_non_pic): New function.
7074 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7075 (Target_x86_64::Scan::global): Likewise.
7076
624f8810
ILT		 7077 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7078 addend parameter. Change caller. Handle merge sections.
7079 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7080 Address to Addend. Don't add in the result of
7081 local_section_offset, pass down the addend and use the returned
7082 value.
7083 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7084 Update declarations of local_section_offset and symbol_value.
7085 * testsuite/two_file_test_1.cc (t18): New function.
7086 * testsuite/two_file_test_2.cc (f18): New function.
7087 * testsuite/two_file_test_main.cc (main): Call t18.
7088 * testsuite/two_file_test.h (t18, f18): Declare.
7089
6835af53
ILT		 7090 * configure.ac: Don't test for objdump, c++filt, or readelf.
7091 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7092 conditionals.
7093 (TEST_READELF): New variable.
7094 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7095 (check_PROGRAMS): Add two_file_strip_test.
7096 (two_file_strip_test): New target.
7097 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7098 (two_file_same_shared_strip_test_SOURCES): New variable.
7099 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7100 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7101 (two_file_same_shared_strip_test_LDADD): New variable.
7102 (two_file_shared_strip.so): New target.
7103 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7104 (ver_test_5.syms, ver_test_7.syms): Likewise.
7105 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7106 (strip_test_3.stdout): Use TEST_OBJDUMP.
7107 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7108
86925eef
CC		 71092008-04-04 Cary Coutant <ccoutant@google.com>
7110
7111 * symtab.h (Symbol::is_weak_undefined): New function.
7112 (Symbol::is_strong_undefined): New function.
7113 (Symbol::is_absolute): New function.
7114 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7115 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7116 absolute symbols.
7117 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7118 (weak_undef_test): New target.
7119 * testsuite/Makefile.in: Rebuild.
7120 * testsuite/weak_undef_file1.cc: New file.
7121 * testsuite/weak_undef_file2.cc: New file.
7122 * testsuite/weak_undef_test.cc: New file.
7123
126f3ece
ILT		 71242008-04-03 Craig Silverstein <csilvers@google.com>
7125
7126 * compressed_output.h (class Output_compressed_section): Use
7127 unsigned buffer.
7128 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7129 add zlib header.
7130 (zlib_compressed_suffix): Removed.
7131 (Output_compressed_section::set_final_data_size): Use unsigned
7132 buffers.
7133 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7134 Fix linker invocation.
7135 (flagstest_o_specialfile_and_compress_debug_sections):
7136 Likewise.
7137 * testsuite/Makefile.in: Regenerated.
7138
deae2a14
DM		 71392008-04-02 David S. Miller <davem@davemloft.net>
7140
7141 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7142 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7143
70752818
ILT		 71442008-04-02 Craig Silverstein <csilvers@google.com>
7145
7146 * TODO: New file.
7147
39d0cb0e
ILT		 71482008-04-02 Ian Lance Taylor <iant@google.com>
7149
7150 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7151 parameters. Update for new key type to views_. Change all
7152 callers.
7153 (File_read::read): Adjust for byteshift in returned view.
7154 (File_read::add_view): New function, broken out of
7155 find_and_make_view.
7156 (File_read::make_view): New function, broken out of
7157 find_and_make_view.
7158 (File_read::find_or_make_view): Add offset and aligned
7159 parameters. Rewrite accordingly. Change all callers.
7160 (File_read::get_view): Add offset and aligned parameters. Adjust
7161 for byteshift in return value.
7162 (File_read::get_lasting_view): Likewise.
7163 * fileread.h (class File_read): Update declarations.
7164 (class File_read::View): Add byteshift_ field. Add byteshift to
7165 constructor. Add byteshift method.
7166 * archive.h (Archive::clear_uncached_views): New function.
7167 (Archive::get_view): Add aligned parameter. Change all callers.
7168 * object.h (Object::get_view): Add aligned parameter. Change all
7169 callers.
7170 (Object::get_lasting_view): Likewise.
7171
7172 * fileread.cc (File_read::release): Don't call clear_views if
7173 there are multiple objects.
7174 * fileread.h (File_read::clear_uncached_views): New function.
7175 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7176 on the archive.
7177
a1207466
CC		 71782008-03-31 Cary Coutant <ccoutant@google.com>
7179
7180 Add thin archive support.
7181 * archive.cc (Archive::armagt): New const.
7182 (Archive::setup): Remove task parameter and calls to unlock.
7183 (Archive::unlock_nested_archives): New function.
7184 (Archive::read_header): Add nested_off parameter. Change
7185 all callers.
7186 (Archive::interpret_header): Likewise.
7187 (Archive::include_all_members): Change to handle thin
7188 archives.
7189 (Archive::include_member): Likewise.
7190 * archive.h (Archive::Archive): Add new parameters and
7191 initializers.
7192 (Archive::armagt): New const.
7193 (Archive::setup): Remove task parameter.
7194 (Archive::unlock_nested_archives): New function.
7195 (Archive::read_header): Add nested_off parameter.
7196 (Archive::interpret_header): Likewise.
7197 (Archive::Nested_archive_table): New typedef.
7198 (Archive::is_thin_archive_): New field.
7199 (Archive::nested_archives_): New field.
7200 (Archive::options_): New field.
7201 (Archive::dirpath_): New field.
7202 (Archive::task_): New field.
7203 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7204 for thin archives. Pass additional parameters to
7205 Archive::Archive. Unlock the archive file after calling
7206 Archive::setup.
cd536b21 7207
479f6503
ILT		 72082008-03-29 Ian Lance Taylor <iant@google.com>
7209
686c8caf
ILT		 7210 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7211 version symbol to be local.
7212 * testsuite/ver_test_4.sh: New file.
7213 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7214 (check_DATA): Add ver_test_4.syms.
7215 (ver_test_4.syms): New target.
7216 * testsuite/Makefile.in: Rebuild.
7217
ab794b6b
ILT		 7218 * output.cc
7219 (Output_section::Input_section_sort_entry::has_priority): New
7220 function.
7221 (Output_section::Input_section_sort_entry::match_file_name): New
7222 function.
7223 (Output_section::Input_section_sort_entry::match_section_name):
7224 Remove.
7225 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7226 Remove.
7227 (Output_section::Input_section_sort_entry::match_section_file):
7228 Remove.
7229 (Output_section::Input_section_sort_compare::operator()): Rewrite
7230 using new Input_section_sort_entry functions. Sort crtbegin and
7231 crtend first. Sort sections with no priority before sections with
7232 a priority.
7233 * testsuite/initpri1.c (d3): Check j != 4.
7234 (cd5): New constructor/destructor function.
7235 (main): Check j != 2.
7236
479f6503
ILT		 7237 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7238 new symbol when resolving, don't call set_is_default.
7239 * testsuite/ver_test_7.cc: New file.
7240 * testsuite/ver_test_7.sh: New file.
7241 * testsuite/Makefile.am (ver_test_7.so): New target.
7242 (ver_test_7.o): New target.
7243 (check_SCRIPTS): Add ver_test_7.sh.
7244 (check_DATA): Add ver_test_7.syms.
7245 (ver_test_7.syms): New target.
7246
2fd32231
ILT		 72472008-03-28 Ian Lance Taylor <iant@google.com>
7248
7249 * layout.cc (Layout::layout): If we see an input section with a
7250 name that needs sorting, set the must_sort flag for the output
7251 section.
7252 (Layout::make_output_section): If the name of the output section
7253 indicates that it might require sorting, set the may_sort flag.
7254 * output.h (Output_section::may_sort_attached_input_sections): New
7255 function.
7256 (Output_section::set_may_sort_attached_input_sections): New
7257 function.
7258 (Output_section::must_sort_attached_input_sections): New
7259 function.
7260 (Output_section::set_must_sort_attached_input_sections): New
7261 function.
7262 (class Output_section): Declare Input_section_sort_entry. Define
7263 Input_section_sort_compare. Declare
7264 sort_attached_input_sections. Add new fields:
7265 may_sort_attached_input_sections_,
7266 must_sort_attached_input_sections_,
7267 attached_input_sections_are_sorted_.
7268 * output.cc (Output_section::Output_section): Initialize new
7269 fields.
7270 (Output_section::add_input_section): Add an entry to
7271 input_sections_ if may_sort or must_sort are true.
7272 (Output_section::set_final_data_size): Call
7273 sort_attached_input_sections if necessary.
7274 (Output_section::Input_section_sort_entry): Define new class.
7275 (Output_section::Input_section_sort_compare::operator()): New
7276 function.
7277 (Output_section::sort_attached_input_sections): New function.
7278 * configure.ac: Check whether the compiler supports constructor
7279 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7280 * testsuite/initpri1.c: New file.
7281 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7282 CONSTRUCTOR_PRIORITY.
7283 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7284 (initpri1_LDFLAGS): New variable.
7285 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7286
18e6b24e
ILT		 72872008-03-27 Ian Lance Taylor <iant@google.com>
7288
49bdd526
ILT		 7289 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7290 * testsuite/common_test_1.c: New file.
7291 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7292 (common_test_1_SOURCES): New variable.
7293 (common_test_1_DEPENDENCIES): New variable.
7294 (common_test_1_LDFLAGS): New variable.
7295
18e6b24e
ILT		 7296 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7297 and commons_ correctly when NAME/VERSION does not override
7298 NAME/NULL.
7299 * testsuite/ver_test_6.c: New file.
7300 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7301 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7302 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7303
04bf7072
ILT		 73042008-03-26 Ian Lance Taylor <iant@google.com>
7305
5871526f
ILT		 7306 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7307 of an undefined symbol from a version script.
7308 * testsuite/Makefile.am (ver_test_5.so): New target.
7309 (ver_test_5.o): New target.
7310 (check_SCRIPTS): Add ver_test_5.sh.
7311 (check_DATA): Add ver_test_5.syms.
7312 (ver_test_5.syms): New target.
7313 * testsuite/ver_test_5.cc: New file.
7314 * testsuite/ver_test_5.script: New file.
7315 * testsuite/ver_test_5.sh: New file.
7316 * Makefile.in, testsuite/Makefile.in: Rebuild.
7317
04bf7072
ILT		 7318 PR gold/5986
7319 Fix problems building gold with gcc 4.3.0.
7320 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7321 (gold_error_at_location, gold_warning_at_location): Use it.
7322 * configure.ac: Check whether we can compile and use a template
7323 function with a printf attribute.
7324 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7325 when jumping over bytes.
7326 * object.cc: Instantiate Object::read_section_data.
7327 * debug.h: Include <cstring>
7328 * dwarf_reader.cc: Include <algorithm>
7329 * main.cc: Include <cstring>.
7330 * options.cc: Include <cstring>.
7331 * output.cc: Include <cstring>.
7332 * script.cc: Include <cstring>.
7333 * script.h: Include <string>.
7334 * symtab.cc: Include <cstring> and <algorithm>.
7335 * target-select.cc: Include <cstring>.
7336 * version.cc: Include <string>.
7337 * testsuite/testmain.cc: Include <cstdlib>.
7338 * configure, config.in: Rebuild.
7339
874c5b28
ILT		 73402008-03-25 Ian Lance Taylor <iant@google.com>
7341
819d6c3a
ILT		 7342 * options.cc: Include "../bfd/bfdver.h".
7343 (options::help): Print bug reporting address.
7344
f4b2c6f5
ILT		 7345 * version.cc (print_version): Adjust output for current value of
7346 BFD_VERSION_STRING.
7347
7348 * NEWS: New file.
7349
e96caa79
ILT		 7350 * options.cc (options::help): Print list of supported targets.
7351 * target-select.h: Include <vector>.
7352 (class Target_selector): Make machine_, size_, and is_big_endian_
7353 fields const. Add bfd_name_ and instantiated_target_ fields.
7354 (Target_selector::Target_selector): Add bfd_name parameter.
7355 (Target_selector::recognize): Make non-virtual, call
7356 do_recognize.
7357 (Target_selector::recognize_by_name): Make non-virtual, call
7358 do_recognize_by_name.
7359 (Target_selector::supported_names): New function.
7360 (Target_selector::bfd_name): New function.
7361 (Target_selector::do_instantiate_target): New pure virtual
7362 function.
7363 (Target_selector::do_recognize): New virtual function.
7364 (Target_selector::do_recognize_by_name): New virtual function.
7365 (Target_selector::instantiate_target): New private function.
7366 (supported_target_names): Declare.
7367 * target-select.cc (Target_selector::Target_selector): Update for
7368 new parameter and fields.
7369 (select_target_by_name): Check that the name matches before
7370 calling recognize_by_name.
7371 (supported_target_names): New function.
7372 * i386.cc (class Target_selector_i386): Update Target_selector
7373 constructor call. Remove recognize and recognize_by_name. Add
7374 do_instantiate_target.
7375 * x86_64.cc (class Target_selector_x86_64): Likewise.
7376 * testsuite/testfile.cc (class Target_selector_test): Update for
7377 changes to Target_selector.
7378
874c5b28
ILT		 7379 * README: Rewrite, with some notes on unsupported features.
7380
0a65a3a7
CC		 73812008-03-24 Cary Coutant <ccoutant@google.com>
7382
7383 * i386.cc (Target_i386::Got_type): New enum declaration.
7384 (Target_i386::Scan::local): Updated callers of Output_data_got
7385 member functions.
7386 (Target_i386::Scan::global): Likewise.
7387 (Target_i386::Relocate::relocate): Likewise.
7388 (Target_i386::Relocate::relocate_tls): Likewise.
7389 * object.h (Got_offset_list): New class.
7390 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7391 (Sized_relobj::local_got_offset): Likewise.
7392 (Sized_relobj::set_local_got_offset): Likewise.
7393 (Sized_relobj::local_has_tls_got_offset): Removed.
7394 (Sized_relobj::local_tls_got_offset): Removed.
7395 (Sized_relobj::set_local_tls_got_offset): Removed.
7396 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7397 * output.cc (Output_data_got::add_global): Added got_type parameter.
7398 (Output_data_got::add_global_with_rel): Likewise.
7399 (Output_data_got::add_global_with_rela): Likewise.
7400 (Output_data_got::add_global_pair_with_rel): New function.
7401 (Output_data_got::add_global_pair_with_rela): New function.
7402 (Output_data_got::add_local): Added got_type parameter.
7403 (Output_data_got::add_local_with_rel): Likewise.
7404 (Output_data_got::add_local_with_rela): Likewise.
7405 (Output_data_got::add_local_pair_with_rel): New function.
7406 (Output_data_got::add_local_pair_with_rela): New function.
7407 (Output_data_got::add_global_tls): Removed.
7408 (Output_data_got::add_global_tls_with_rel): Removed.
7409 (Output_data_got::add_global_tls_with_rela): Removed.
7410 (Output_data_got::add_local_tls): Removed.
7411 (Output_data_got::add_local_tls_with_rel): Removed.
7412 (Output_data_got::add_local_tls_with_rela): Removed.
7413 * output.h (Output_data_got::add_global): Added got_type parameter.
7414 (Output_data_got::add_global_with_rel): Likewise.
7415 (Output_data_got::add_global_with_rela): Likewise.
7416 (Output_data_got::add_global_pair_with_rel): New function.
7417 (Output_data_got::add_global_pair_with_rela): New function.
7418 (Output_data_got::add_local): Added got_type parameter.
7419 (Output_data_got::add_local_with_rel): Likewise.
7420 (Output_data_got::add_local_with_rela): Likewise.
7421 (Output_data_got::add_local_pair_with_rel): New function.
7422 (Output_data_got::add_local_pair_with_rela): New function.
7423 (Output_data_got::add_global_tls): Removed.
7424 (Output_data_got::add_global_tls_with_rel): Removed.
7425 (Output_data_got::add_global_tls_with_rela): Removed.
7426 (Output_data_got::add_local_tls): Removed.
7427 (Output_data_got::add_local_tls_with_rel): Removed.
7428 (Output_data_got::add_local_tls_with_rela): Removed.
7429 * resolve.cc (Symbol::override_base_with_special): Removed
7430 reference to has_got_offset_ field.
7431 * symtab.cc (Symbol::init_fields): Replaced initialization
7432 of got_offset_ with got_offsets_. Removed initialization
7433 of has_got_offset_
53fcba31 7434 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 7435 (Symbol::got_offset): Likewise.
7436 (Symbol::set_got_offset): Likewise.
7437 (Symbol::has_tls_got_offset): Removed.
7438 (Symbol::tls_got_offset): Removed.
7439 (Symbol::set_tls_got_offset): Removed.
7440 (Symbol::got_offset_): Removed.
7441 (Symbol::tls_mod_got_offset_): Removed.
7442 (Symbol::tls_pair_got_offset_): Removed.
7443 (Symbol::got_offsets_): New field.
7444 (Symbol::has_got_offset): Removed.
7445 (Symbol::has_tls_mod_got_offset): Removed.
7446 (Symbol::has_tls_pair_got_offset): Removed.
7447 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7448 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7449 member functions.
7450 (Target_x86_64::Scan::global): Likewise.
7451 (Target_x86_64::Relocate::relocate): Likewise.
7452 (Target_x86_64::Relocate::relocate_tls): Likewise.
7453
bd52eafb
BE		 74542008-03-25 Ben Elliston <bje@au.ibm.com>
7455
7456 * yyscript.y: Fix spelling error in comment.
7457
8b105e34
ILT		 74582008-03-24 Ian Lance Taylor <iant@google.com>
7459
8ed814a9
ILT		 7460 * options.h (class General_options): Define build_id option.
7461 * layout.h (class Layout): Declare write_build_id, create_note,
7462 create_build_id. Add build_id_note_ member.
7463 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7464 "libiberty.h", "md5.h", "sha1.h".
7465 (Layout::Layout): Initialize eh_frame_data_,
7466 eh_frame_hdr_section_, and build_id_note_.
7467 (Layout::finalize): Call create_build_id.
7468 (Layout::create_note): New function, broken out of
7469 Layout::create_gold_note.
7470 (Layout::create_gold_note): Call create_note.
7471 (Layout::create_build_id): New function.
7472 (Layout::write_build_id): New function.
7473 (Close_task_runner::run): Call write_build_id.
7474
8b105e34
ILT		 7475 * x86_64.cc: Correct license to GPLv3.
7476
086a1841
ILT		 74772008-03-23 Ian Lance Taylor <iant@google.com>
7478
7479 * options.cc: Include "demangle.h".
7480 (parse_optional_string): New function.
7481 (parse_long_option): Handle takes_optional_argument.
7482 (parse_short_option): Update dash_z initializer. Handle
7483 takes_optional_argument.
7484 (General_options::General_options): Initialize do_demangle_.
7485 (General_options::finalize): Set do_demangle_. Handle demangling
7486 style.
7487 * options.h (parse_optional_string): Declare.
7488 (struct One_option): Add optional_arg field. Update constructor.
7489 Update call constructor calls. Add takes_optional_argument
7490 function.
7491 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7492 (DEFINE_optional_string): Define.
7493 (General_options::demangle): Change from DEFINE_bool to
7494 DEFINE_optional_string.
7495 (General_options::no_demangle): New function.
7496 (General_options::do_demangle): New function.
7497 (General_options::set_do_demangle): New function.
7498 (General_options::execstack_status_): Move definition to end of
7499 class definition.
7500 (General_options::static_): Likewise.
7501 (General_options::do_demangle_): New field.
7502 * object.cc (big_endian>::get_symbol_location_info): Call
7503 Options::do_demangle, not Options::demangle.
7504 * symtab.cc (demangle): Likewise.
7505
cbb93e63
ILT		 75062008-03-22 Ian Lance Taylor <iant@google.com>
7507
7508 * gold.h: Include <cstddef> and <sys/types.h>
7509 * options.h: Include <cstring>.
7510
ec531623
ILT		 75112008-03-21 Ian Lance Taylor <iant@google.com>
7512
7513 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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