projects / deliverable / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
opcodes/
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
323c532f
DK		 12010-03-30 Doug Kwan <dougkwan@google.com>
2
3 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4
4fcd97eb
DK		 52010-03-25 Doug Kwan <dougkwan@google.com>
6
7 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8 to avoid a conversion warning on a 32-bit host.
9
4ebf39db
ILT		 102010-03-24 Ian Lance Taylor <iant@google.com>
11
12 * testsuite/script_test_3.t: Add a TLS segment.
13 * testsuite/Makefile.am (check_PROGRAMS): Add
14 tls_phdrs_script_test.
15 (tls_phdrs_script_test_SOURCES): Define.
16 (tls_phdrs_script_test_DEPENDENCIES): Define.
17 (tls_phdrs_script_test_LDFLAGS): Define.
18 (tls_phdrs_script_test_LDADD): Define.
19 * testsuite/Makefile.in: Rebuild.
20
4a599bdd
CC		 212010-03-23 Cary Coutant <ccoutant@google.com>
22
23 * fileread.cc (find_or_make_view): Fix comment.
24
6c93b22c
ILT		 252010-03-23 Ian Lance Taylor <iant@google.com>
26
27 * script-sections.cc (class Orphan_section_placement): Define
28 PLACE_TLS and PLACE_TLS_BSS.
29 (Orphan_section_placement::Orphan_section_placement): Initialize
30 new places.
31 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
32 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
33 (tls_script_test_SOURCES): Define.
34 (tls_script_test_DEPENDENCIES): Define.
35 (tls_script_test_LDFLAGS): Define.
36 (tls_script_test_LDADD): Define.
37 * testsuite/Makefile.in: Rebuild.
38
a2c7281b
DK		 392010-03-22 Doug Kwan <dougkwan@google.com>
40
41 * arm.cc (Arm_relocate_functions::abs8,
42 Arm_relocate_functions::abs16): Use correct check for overflow
43 specified in the ARM ELF specs.
44 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
45 target of a BLX instruction specially.
46 (Reloc_stub::stub_type_for_reloc): Ditto.
47 (Relocate::relocate): Use symbolic names instead of numeric relocation
48 codes to report error.
49 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
50 workaround.
51 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
52 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
53 thumb2_blx_out_of_range.stdout
54 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
55 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
56 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
57 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
58 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
59 thumb2_blx_in_range, thumb2_blx_in_range.o,
60 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
61 thumb2_blx_out_of_range.o): New rules.
62 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
63 thumb2_blx_in_range and thumb2_blx_out_of_range.
64 * testsuite/Makefile.in: Regenerate.
65 * arm_branch_in_range.sh: Add tests for THUMB BLX.
66 * testsuite/thumb_blx_in_range.s: New file.
67 * testsuite/thumb_blx_out_of_range.s: New file.
68
b0193076
RÁE		 692010-03-22 Rafael Espindola <espindola@google.com>
70
71 * archive.cc (Should_include): Move to archive.h.
72 (should_include_member): Make it a member of Archive.
73 (Lib_group): New.
74 (Add_lib_group_symbols): New.
75 * archive.h: Include options.h.
76 (Archive_member): Moved from Archive.
77 (Should_include): Moved from archive.cc.
78 (Lib_group): New.
79 (Add_lib_group_symbols): New.
80 * dynobj.cc (do_should_include_member): New.
81 * dynobj.h (do_should_include_member): New.
82 * gold.cc (queue_initial_tasks): Update call to queue.
83 * main.cc (main): Print lib group stats.
84 * object.cc (do_should_include_member): New.
85 * object.h: Include archive.h.
86 (Object::should_include_member): New.
87 (Object::do_should_include_member): New.
88 (Sized_relobj::do_should_include_member): New.
89 * options.cc (General_options::parse_start_lib): New.
90 (General_options::parse_end_lib): New.
91 (Input_arguments::add_file): Handle lib groups.
92 (Input_arguments::start_group): Check we are not in a lib.
93 (Input_arguments::start_lib): New.
94 (Input_arguments::end_lib): New.
95 * options.h (General_options): Add start_lib and end_lib.
96 (Input_argument::lib_): New.
97 (Input_argument::lib): New.
98 (Input_argument::is_lib): New.
99 (Input_file_lib): New.
100 (Input_arguments::in_lib_): New.
101 (Input_arguments::in_lib): New.
102 (Input_arguments::start_lib): New.
103 (Input_arguments::end_lib_): New.
104 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
105 in unused members as preempted.
106 (Sized_pluginobj::do_should_include_member): New.
107 * plugin.h (Sized_pluginobj::do_should_include_member): New.
108 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
109 return the blocker.
110 (Read_symbols::do_whole_lib_group): New.
111 (Read_symbols::do_lib_group): New.
112 (Read_symbols::do_read_symbols): Handle lib groups.
113 (Read_symbols::get_name): Handle lib groups.
114 * readsyms.h (Read_symbols): Add an archive member pointer.
115 (Read_symbols::do_whole_lib_group): New.
116 (Read_symbols::do_lib_group): New.
117 (Read_symbols::member_): New.
118 * script.cc (read_input_script): Update call to queue_soon.
119
d099120c
DK		 1202010-03-19 Doug Kwan <dougkwan@google.com>
121
122 * arm.cc (Stub_table::Stub_table): Initialize new data members
123 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
124 (Stub_table::add_reloc_stub): Assign stub offset and update
125 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
126 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
127 New data members.
128 (Stub_table::update_data_size_and_addralign): Use
129 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
130 instead of going over all reloc stubs.
131 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
132 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
133 Stringpool_template::offset_ to size of Stringpool_char.
134 (Stringpool_template::new_key_offset): Remove code to initialize
135 Stringpool_template::offset_.
136 * stringpool.h (Stringpool_template::set_no_zero_null): Set
137 Stringpool_template::offset_ to zero.
138
1aa37384
DK		 1392010-03-15 Doug Kwan <dougkwan@google.com>
140
141 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
142 offset_.
143 (Stringpool_template::new_key_offset): New method.
144 (Stringpool_template::add_string): Assign offsets when adding new
145 strings.
146 (Stringpool_template::set_string_offsets): Do not set string offsets
147 when not optimizing.
148 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
149 member size_.
150 (Chunked_vector::clear): Clear size_.
151 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
152 (Chunked_vector::size): Return size_.
153 (Chunked_vector::push_back): Use size_ to find insert position.
154 (Chunked_vector::size_): New data member.
155 (Stringpool_template::set_no_zero_null): Assert string set is empty.
156 (Stringpool_template::new_key_offset): New method declaration.
157 (Stringpool_template::offset_): New data member.
158
b672b057
RÁE		 1592010-03-15 Rafael Espindola <espindola@google.com>
160
161 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
162 Add_symbols' constructor.
163 * readsyms.h (Add_symbols): Remove the input_group member.
164
b6848d3c
ILT		 1652010-03-10 Ian Lance Taylor <iant@google.com>
166
167 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
168 target to ask whether a reference to a symbol requires a stack
169 split.
170 * target.h (Target::is_call_to_non_split): New function.
171 (Target::do_is_call_to_non_split): Declare virtual function.
172 * target.cc: Include "symtab.h".
173 (Target::do_is_call_to_non_split): New function.
174 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
175
a2a5469e
CC		 1762010-03-10 Cary Coutant <ccoutant@google.com>
177
178 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
179 (File_read::open[1]): Remove initial mapping of whole_file_view_.
180 (File_read::open[2]): Add whole_file_view_ to list of views.
181 (File_read::make_view): Remove test of whole_file_view_.
182 (File_read::find_or_make_view): Create whole_file_view_ if
183 necessary.
184 (File_read::clear_views): Replace bool parameter with enum;
185 adjust all callers. Don't delete views with permanent data;
186 do delete cached views and views from archives if
187 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
188 if clearing the corresponding view.
189 * fileread.h (File_read::Clear_views_mode): New enum.
190 (File_read::View::is_permanent_view): New method.
191 (File_read::clear_views): Replace bool parameter
192 with enum; adjust all callers.
193 * options.h (General_options): Change keep_files_mapped option;
194 add map_whole_files.
195 * readsyms.cc (Add_symbols::run): Delete sd_ object before
196 releasing the file.
197 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
198 the file.
199
8861f32b
DM		 2002010-03-10 David S. Miller <davem@davemloft.net>
201
202 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
203
d62d0f5f
ST		 2042010-03-09 Sriraman Tallam <tmsriram@google.com>
205
206 * icf.cc (get_section_contents): Add '@' marker after processing the
207 merge reloc.
208
9177756d
DK		 2092010-03-08 Doug Kwan <dougkwan@google.com>
210
211 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
212 due to a conversion warning.
213 (Arm_relobj::update_output_local_symbol_count): Check for local
214 symbol with unset output index.
215
9e9e071b
ILT		 2162010-03-05 Ian Lance Taylor <iant@google.com>
217
218 * options.h (class General_options): Add --spare-dynamic-tags.
219 * output.cc (Output_data_dynamic::set_final_data_size): Implement
220 --spare-dynamic-tags.
221
a81ee015
ILT		 2222010-03-05 Ian Lance Taylor <iant@google.com>
223
224 * incremental.cc: Include "libiberty.h".
225
44ec90b9
RO		 2262010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
227
228 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
229 function, is_info_ member.
230 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
231 (Versions::Versions): Update caller.
232 (Versions::define_base_version): Likewise.
233 (Versions::add_def): Likewise.
234
0897ed3b
ST		 2352010-03-03 Sriraman Tallam <tmsriram@google.com>
236
237 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
238 (Scan::possible_function_pointer_reloc): New function.
239 (Scan::local_reloc_may_be_function_pointer): Change to call
240 possible_function_pointer_reloc.
241 (Scan::global_reloc_may_be_function_pointer): Ditto.
242 * icf.h (Icf::check_section_for_function_pointers): Change to reject
243 relocations in ".data.rel.ro._ZTV" section.
244 * testsuite/icf_safe_so_test.sh: Change to pass i386.
245 * testsuite/icf_safe_so_test.cc: Ditto.
246 * testsuite/icf_safe_test.cc: Ditto.
247 * testsuite/icf_safe_test.sh: Ditto.
248
d3bbad62
ILT		 2492010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
250 Ian Lance Taylor <iant@google.com>
251
252 * target-reloc.h (relocate_section): Check the symbol table index
253 for -1U before setting the local symbol index.
254 (scan_relocatable_relocs): If copying the relocation, record that
255 the local symbol is required.
256 * object.h (Symbol_value::is_output_symtab_index_set): New
257 function.
258 (Symbol_value::may_be_discarded_from_output_symtab): New
259 function.
260 (Symbol_value::has_output_symtab_entry): New function.
261 (Symbol_value::needs_output_symtab_entry): Remove.
262 (Symbol_value::output_symtab_index): Make sure the symbol index is
263 set.
264 (Symbol_value::set_output_symtab_index): Make sure the symbol
265 index is not set. Make sure the new index is valid.
266 (Symbol_value::set_must_have_output_symtab_entry): New function.
267 (Symbol_value::has_output_dynsym_entry): New function.
268 (Symbol_value::set_output_dynsym_index): Make sure the new index
269 is valid.
270 (Sized_relobj::set_must_have_output_symtab_entry): New function.
271 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
272 local symbol if permitted.
273 (Sized_relobj::do_finalize_local_symbols): Call
274 is_output_symtab_index_set rather than needs_output_symtab_entry.
275 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
276 rather than needs_output_symtab_entry. Call
277 has_output_dynsym_entry rather than needs_output_dynsym_entry.
278 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
279 is_output_symtab_index_set rather than needs_output_symtab_entry.
280 * testsuite/discard_locals_relocatable_test.c: New file.
281 * testsuite/discard_locals_test.sh: Test -r.
282 * testsuite/Makefile.am (check_DATA): Add
283 discard_locals_relocatable_test1.syms,
284 discard_local_relocatable_test2.syms.
285 (MOSTLYCLEANFILES): Likewise. Also add
286 discard_locals_relocatable_test1.lout and
287 discard_locals_relocatable_test2.out.
288 (discard_locals_relocatable_test1.syms): New target.
289 (discard_locals_relocatable_test.o): New target.
290 (discard_locals_relocatable_test1.out): New target.
291 (discard_locals_relocatable_test2.syms): New target.
292 (discard_locals_relocatable_test2.out): New target.
293 (various): Add missing ../ld-new dependencies.
294 * testsuite/Makefile.in: Rebuild.
295
7e8ccf26
NC		 2962010-03-03 Nick Clifton <nickc@redhat.com>
297
298 * po/fi.po: New Finnish translation.
299
2a0ff005
DK		 3002010-03-01 Doug Kwan <dougkwan@google.com>
301
302 * layout.cc (Layout::Layout): Force section types of .init_array*,
303 .preinit_array* and .fini_array* sections.
304 * output.cc (Output_section::Input_section_sort_entry::has_priority):
305 Fix check of return value of std::string::find.().
306 (Output_section::Input_section_sort_compare::operator()): Remove
307 comment about .init_array.
308 (Output_section::Input_section_sort_init_fini_compare::operator()):
309 New method.
310 (Output_section::sort_attached_input_sections): Handle .init_array
311 and .fini_array specially.
312 * output.h (Output_section::Inut_section_sort_compare): Update
313 comment.
314 (Output_section::Input_section_sort_init_fini_compare): New struct.
315
c3e4ae29
DK		 3162010-02-26 Doug Kwan <dougkwan@google.com>
317
318 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
319 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
320 * testsuite/debug_msg.sh: Avoid matching source line number for
321 use of global variable undef_int.
322
2fd9ae7a
DK		 3232010-02-26 Doug Kwan <dougkwan@google.com>
324
325 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
326 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
327 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
328 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
329 * options.cc (General_options::General_options): Initialize member
330 fix_v4bx_.
331 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
332 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
333 and rm_no_fix_v4bx.stdout
334 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
335 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
336 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
337 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
338 and arm_no_fix_v4bx.
339 * Makefile.in: Regenerate.
340 * testsuite/arm_fix_v4bx.s: New file.
341 * testsuite/arm_fix_v4bx.sh: Ditto.
342
67ec7d0b
DK		 3432010-02-24 Doug Kwan <dougkwan@google.com>
344
345 * arm.cc (Target_arm::got_section): Make the .got section the first
346 non RELRO section in the data segment.
347 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
348 suffixes of section names.
349
10165461
DK		 3502010-02-24 Doug Kwan <dougkwan@google.com>
351
352 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
353 flags and attributes merging if an input file is a binary file.
354 * fileread.cc (Input_file::open): Record format of original file.
355 * fileread.h (Input_file::Format): New enum type.
356 (Input_file::Input_file): Initialize data member format_.
357 (Input_file::format): New method definition.
358 (Input_file::format_):: New data member.
359
4a54abbb
DK		 3602010-02-24 Doug Kwan <dougkwan@google.com>
361
362 * arm.cc (Arm_output_data_got): New class.
363 (ARM_TCB_SIZE): New constant
364 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
365 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
366 If user uses a script with a SECTIONS clause, issue only a warning
367 for a misplaced EXIDX input section. Otherwise, issue an error.
368 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
369 garbage collection.
370 (Target_arm::got_mode_index_entry): Handle static linking.
371 (Target_arm::Scan::local): Ditto.
372 (Target_arm::Scan::global): Ditto.
373 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
374 all incorrectly implemented relocations.
375 (Target_arm::fix_exidx_coverage): Pass layout to
376 Arm_output_section::fix_exidx_coverage.
377 * layout.cc (Layout::section_name_mapping): Remove trailing dots
378 from ".ARM.exidx." and ".ARM.extab.".
379
ca419a6f
ILT		 3802010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
381
382 * arm.cc (Target_arm::do_finalize_sections): Create attribute
383 section if it does not already exist.
384 * attributes.cc (Attributes_section_data::Attributes_section_data):
385 Don't crash if size is zero.
386
135b9c78
ILT		 3872010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
388 Ian Lance Taylor <iant@google.com>
389
390 * gold.cc (queue_middle_tasks): If no input files were opened,
391 exit.
392 * workqueue.h (Task_function::Task_function): Assert that there is
393 a blocker.
394
bb0bfe4f
DK		 3952010-02-22 Doug Kwan <dougkwan@google.com>
396
397 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
398 * icf.cc (get_section_contents): Cast snprintf arguments to long long
399 types to avoid warnings due to different uint64_t implementations
400 on different hosts.
401
2a2b6d42
DK		 4022010-02-21 Doug Kwan <dougkwan@google.com>
403
404 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
405 handling of the maximum backward branch offset.
406 (Arm_relocate_functions::thumb_branch_common): Ditto.
407 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
408 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
409 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
410 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
411 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
412 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
413 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
414 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
415 thumb_bl_out_of_range thumb_bl_out_of_range.o,
416 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
417 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
418 thumb2_bl_out_of_range.o): New rules.
419 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
420 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
421 thumb2_bl_out_of_range
422 * testsuite/Makefile.in: Regenerate.
423 * testsuite/arm_bl_in_range.s: New file.
424 * testsuite/arm_bl_out_of_range.s: Ditto.
425 * testsuite/arm_branch_in_range.sh: Ditto.
426 * testsuite/arm_branch_range.t: Ditto.
427 * testsuite/thumb2_branch_range.t: Ditto.
428 * testsuite/thumb_bl_in_range.s: Ditto.
429 * testsuite/thumb_bl_out_of_range.s: Ditto.
430 * testsuite/thumb_branch_range.t: Ditto.
431
b487ad64
ST		 4322010-02-20 Sriraman Tallam <tmsriram@google.com>
433
434 * gc.h (gc_process_relocs): Change vectors to point to the new list.
435 Add reloc offset information.
436 * icf.cc (get_section_contents): Change iterators to point to the new
437 vectors. Add reloc offset information to the contents.
438 * icf.h (Icf::Sections_reachable_info): New typedef.
439 (Icf::Sections_reachable_list): New typedef.
440 (Icf::Offset_info): New typedef.
441 (Icf::Reloc_info): New struct typedef.
442 (Icf::Reloc_info_list): New typedef.
443 (Icf::symbol_reloc_list): Delete method.
444 (Icf::addend_reloc_list): Delete method.
445 (Icf::section_reloc_list): Delete method.
446 (Icf::reloc_info_list): New method.
447 (Icf::reloc_info_list_): New member.
448
f96accdf
DK		 4492010-02-19 Doug Kwan <dougkwan@google.com>
450
451 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
452 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
453 * arm.cc (Arm_relocation_functions): New forward declaration.
454 (Target_arm::Target_arm): Initialize new data members
455 got_mod_index_offset_ and tls_base_symbol_defined_.
456 (Target_arm::Relocate::relocate_tls): New method.
457 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
458 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
459 New methods.
460 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
461 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
462 (Target_arm::got_mod_index_offset_,
463 Target_arm::tls_base_symbol_defined_): New data members.
464 (Target_arm::Scan::local, Target::Scan::global,
465 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
466 relocations.
467
c8761b9a
DK		 4682010-02-18 Doug Kwan <dougkwan@google.com>
469
470 * arm.cc (Arm_relobj::find_linked_text_section): New method.
471 (Arm_relobj::make_exidx_input_section): Pass section index of linked
472 text section as a parameter becuase some broken tools may not set
473 the link in section header.
474 (Target_arm::has_got_section): New method.
475 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
476 without any mapping symbol as data only. Remove warning.
477 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
478 link in its section header, try to discover the link by inspecting the
479 REL31 relocation at the beginning of the section.
480 (Target_arm::Scan::check_non_pic): Report name of offending relocation
481 in error message.
482 (Target_arm::Scan::global): Treat any reference to the symbol
483 _GLOBAL_OFFSET_TABLE_ as a GOT access.
484
21bb3914
ST		 4852010-02-12 Sriraman Tallam <tmsriram@google.com>
486
487 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
488 (Scan::global_reloc_may_be_function_pointer): New function.
489 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
490 (Scan::global_reloc_may_be_function_pointer): New function.
491 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
492 (Scan::global_reloc_may_be_function_pointer): New function.
493 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
494 (Scan::global_reloc_may_be_function_pointer): New function.
495 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
496 (Scan::global_reloc_may_be_function_pointer): New function.
497 (Scan::possible_function_pointer_reloc): New function.
498 (Target_x86_64::can_check_for_function_pointers): New function.
499 * gc.h (gc_process_relocs): Scan relocation types to determine if
500 function pointers were taken for targets that support it.
501 * icf.cc (Icf::find_identical_sections): Include functions for
502 folding in safe ICF whose pointer is not taken.
503 * icf.h (Secn_fptr_taken_set): New typedef.
504 (fptr_section_id_): New member.
505 (section_has_function_pointers): New function.
506 (set_section_has_function_pointers): New function.
507 (check_section_for_function_pointers): New function.
508 * options.h: Fix comment for safe ICF option.
509 * target.h (can_check_for_function_pointers): New function.
510 * testsuite/Makefile.am: Add icf_safe_so_test test case.
511 Modify icf_safe_test for X86-64.
512 * testsuite/Makefile.in: Regenerate.
513 * testsuite/icf_safe_so_test.cc: New file.
514 * testsuite/icf_safe_so_test.sh: New file.
515 * testsuite/icf_safe_test.cc (kept_func_3): New function.
516 (main): Change to take pointer to function kept_func_3.
517 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
518 folding is done correctly for X86-64.
519
0da6fa6c
DM		 5202010-02-12 David S. Miller <davem@davemloft.net>
521
522 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
523 is_symbolless parameter.
524 (Output_reloc<SHT_REL>::is_symbolless): New.
525 (Output_reloc<SHT_REL>::is_symbolless_): New.
526 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
527 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
528 (Output_reloc<SHT_RELA>::is_symbolless): New.
529 (Output_data_reloc::add_global): Handle is_symbolless.
530 (Output_data_reloc::add_global_relative): Likewise.
531 (Output_data_reloc::add_local): Likewise.
532 (Output_data_reloc::add_local_relative): Likewise.
533 (Output_data_reloc::add_symbolless_global_addend): New.
534 (Output_data_reloc::add_symbolless_local_addend): New.
535 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
536 is_symbolless.
537 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
538 instead of ->is_relative_
539 (Output_reloc::write): Likewise.
540 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
541 (Output_reloc::write_rel): Simplify.
542
543 * sparc.cc (Target_sparc::Scan::local): Use
544 ->add_symbolless_local_addend as needed.
545 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
546 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
547 based upon relocation offset.
548
e4782e83
DK		 5492010-02-11 Doug Kwan <dougkwan@google.com>
550
551 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
552 (Target_arm::Scan::global): Ditto. Also remove a comment before the
553 beginning of function.
554 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
555 and MOVT_ABS relocations. Those are non issued in scanning. Fix
556 parameter is_32bit in calls to should_apply_static_reloc.
557 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
558 (check_DATA): Add arm_abs_global.stdout.
559 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
560 arm_abs_global.stdout): New rules.
561 (MOSTLLYCLEANFILES): Add arm_abs_global
562 * Makefile.in: Regenerate.
563 * testsuite/arm_abs_global.s: New file.
564 * testsuite/arm_abs_global.sh: Ditto.
565 * testsuite/arm_abs_lib.s: Ditto.
566
93ceb764
ILT		 5672010-02-11 Ian Lance Taylor <iant@google.com>
568
569 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
570 Read_relocs task.
571 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
572 Allocate_commons_task first.
573 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
574 task, rather than symtab_lock_.
575 (Gc_process_relocs::~Gc_process_relocs): New function.
576 (Gc_process_relocs::is_runnable): Check this_blocker_.
577 (Gc_process_relocs::locks): Use next_blocker_ rather than
578 blocker_.
579 (Scan_relocs::~Scan_relocs): New function.
580 (Scan_relocs::is_runnable): Check this_blocker_ rather than
581 symtab_lock_.
582 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
583 next_blocker_.
584 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
585 fields. Add this_blocker_ and next_blocker_ fields. Adjust
586 constructor accordingly.
587 (class Gc_process_relocs): Likewise.
588 (class Scan_relocs): Likewise.
589 * common.h (class Allocate_commons_task): Remove symtab_lock_
590 field, and corresponding constructor parameter.
591 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
592 symtab_lock_.
593 (Allocate_commons_task::locks): Likewise.
594
114dfbe1
ILT		 5952010-02-11 Ian Lance Taylor <iant@google.com>
596
597 * gold-threads.h (class Once): Define.
598 (class Initialize_lock): Rewrite as child of Once.
599 * gold-threads.cc (class Once_initialize): Define.
600 (once_pointer_control): New static variable.
601 (once_pointer, once_arg): New static variables.
602 (c_run_once): New static function.
603 (Once::Once, Once::run_once, Once::internal_run): New functions.
604 (class Initialize_lock_once): Remove.
605 (initialize_lock_control): Remove.
606 (initialize_lock_pointer): Remove.
607 (initialize_lock_once): Remove.
608 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
609 (Initialize_lock::initialize): Rewrite.
610 (Initialize_lock::do_run_once): New function.
611 * archive.cc (Archive::interpret_header): Only clear name if it is
612 not already empty.
613 * fileread.cc: Include "gold-threads.h"
614 (file_counts_lock): New static variable.
615 (file_counts_initialize_lock): Likewise.
616 (File_read::release): Only increment counts when using --stats.
617 Use a lock around the increment.
618 * parameters.cc (class Set_parameters_target_once): Define.
619 (set_parameters_target_once): New static variable.
620 (Parameters::Parameters): Move here from parameters.h.
621 (Parameters::set_target): Rewrite.
622 (Parameters::set_target_once): New function.
623 (Parameters::clear_target): Move here and rewrite.
624 * parameters.h (class Parameters): Update declarations. Add
625 set_parameters_target_once_ field.
626 (Parameters::Parameters): Move to parameters.cc.
627 (Parameters::clear_target): Likewise.
628 * readsyms.cc (Read_symbols::do_group): Create a Start_group
629 task.
630 (Start_group::~Start_group): New function.
631 (Start_group::is_runnable): New function.
632 (Start_group::locks, Start_group::run): New functions.
633 (Finish_group::run): Change saw_undefined to size_t.
634 * readsyms.h (class Start_group): Define.
635 (class Finish_group): Change saw_undefined_ field to size_t.
636 (Finish_group::Finish_group): Remove saw_undefined and
637 this_blocker parameters. Change all callers.
638 (Finish_group::set_saw_undefined): New function.
639 (Finish_group::set_blocker): New function.
640 * symtab.h (class Symbol_table): Change saw_undefined to return
641 size_t. Change saw_undefined_ field to size_t.
642 * target-select.cc (Set_target_once::do_run_once): New function.
643 (Target_selector::Target_selector): Initialize set_target_once_
644 field. Don't initialize lock_ and initialize_lock_ fields.
645 (Target_selector::instantiate_target): Rewrite.
646 (Target_selector::set_target): New function.
647 * target-select.h (class Set_target_once): Define.
648 (class Target_selector): Update declarations. Make
649 Set_target_once a friend. Remove lock_ and initialize_lock_
650 fields. Add set_target_once_ field.
651
fa17a3f4
ILT		 6522010-02-10 Ian Lance Taylor <iant@google.com>
653
654 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
655 queueing any tasks.
656 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
657 (queue_middle_tasks): Add all blockers before queueing any tasks.
658 (queue_final_tasks): Likewise.
659 * token.h (Task_token::add_blockers): New function.
660 * object.h (Input_objects::number_of_relobjs): New function.
661
c7177d31
ILT		 6622010-02-10 Ian Lance Taylor <iant@google.com>
663
5de0e392
ILT		 664 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
665 shared, not if not position independent.
666 * x86_64.cc (Relocate::relocate_tls): Likewise.
667 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
668 (tls_pie_pic_test): New target.
669 * testsuite/Makefile.in: Rebuild.
670
c7177d31
ILT		 671 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
672 (tls_test_main_pie.o, tls_test_pie.o): New targets.
673 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
674 * testsuite/Makefile.in: Rebuild.
675
684b268a
DM		 6762010-02-09 David S. Miller <davem@davemloft.net>
677
678 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
679 R_SPARC_RELATIVE using ->add_local_relative().
680 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
681
612a8d3d
DM		 682 * output.h (Output_data_dynamic::add_section_size): New method
683 that takes two Output_data objects.
684 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
685 entry param. Handle it in initializers.
686 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
687 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
688 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
689 arg.
690 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
691 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
692 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
693 for dynrel_includes_plt.
694 * i386.cc (Target_i386::do_finalize_sections): Likewise.
695 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
696 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
697 before .rela.plt
698 (Target_sparc::do_finalize_sections): Update to pass true for
699 dynrel_includes_plt.
700 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
701 output before .rela.plt
702 (Target_powerpc::do_finalize_sections): Update to pass true for
703 dynrel_includes_plt when 32-bit.
704
cb1be87e
DK		 7052010-02-08 Doug Kwan <dougkwan@google.com>
706
707 * arm.cc (Arm_relobj::simple_input_section_output_address): New
708 method.
709 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
710 Arm_relobj::scan_section_for_cortex_a8_stubs,
711 Arm_relobj::do_relocation_section): Instead of calling
712 Output_section::output_address, use faster
713 Arm_relobj::simple_input_section_output_address.
714
705b5121
DM		 7152010-02-08 David S. Miller <davem@davemloft.net>
716
717 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
718 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
719 relocation helper function.
720
024c4466
DM		 721 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
722 just like R_SPARC_GOT{10,13,22}.
723 (Target_sparc::Scan::local): Likewise.
724 (Target_sparc::Relocate:relocate): Likewise.
725
9109c078
ILT		 7262010-02-06 Ian Lance Taylor <iant@google.com>
727
728 * configure.ac: Rewrite targetobjs duplicate removal code to use
729 only shell constructs.
730 * configure: Rebuild.
731
cf846138
DK		 7322010-02-05 Doug Kwan <dougkwan@google.com>
733
734 PR 11247
735 * arm.cc (Arm_relobj::section_is_scannable): New method.
736 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
737 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
738
6cfaf60b
DK		 7392010-02-04 Doug Kwan <dougkwan@google.com>
740
741 PR 11247
742 * arm-reloc-property.cc (cstdio): Include.
743 * configure.ac (targetobjs): Remove duplicates.
744 * configure: Regenerate.
745 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
746 big and little endian version for a given address size.
747
5c57f1be
DK		 7482010-02-03 Doug Kwan <dougkwan@google.com>
749
750 * arm-reloc-property.cc
751 (Arm_reloc_property_table::reloc_name_in_error_message): New method
752 definition.
753 * arm-reloc-property.h
754 (Arm_reloc_property_table::get_implemented_static_reloc_property):
755 New method definition.
756 (Arm_reloc_property_table::reloc_name_in_error_message): New method
757 declaration.
758 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
759 overflow to N.
760 (GOT_PREL): Change implemented to Y.
761 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
762 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
763 (Arm_relocate_functions::movw_abs_nc): Remove method.
764 (Arm_relocate_functions::movt_abs): Ditto.
765 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
766 (Arm_relocate_functions::thm_movt_abs): Ditto.
767 (Arm_relocate_functions::movw_rel_nc): Ditto.
768 (Arm_relocate_functions::movw_rel): Ditto.
769 (Arm_relocate_functions::movt_rel): Ditto.
770 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
771 (Arm_relocate_functions:thm_movw_rel): Ditto.
772 (Arm_relocate_functions:thm_movt_rel): Ditto.
773 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
774 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
775 New method definitions.
776 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
777 (Arm_relocation_functions::arm_grp_ldr): Ditto.
778 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
779 (Arm_relocation_functions::arm_grp_ldc): Ditto.
780 (Target_arm::Relocate::relocate): Check for non-static or
781 unimplemented relocation code and exit early. Change calls to
782 Target_arm::reloc_uses_thumb_bit and
783 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
784 instead. Refactor code to handle similar relocations to increase
785 code sharing. Remove check for unsupported relocation code in switch
786 statement.
787 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
788 relocation property table to find out size. Change error message to
789 print out the name of a relocation code instead of the numeric value.
790 (Target_arm::scan_reloc_for_stub): Use relocation property table
791 instead of calling Target_arm::reloc_uses_thumb_bit().
792
218c5831
DK		 7932010-02-02 Doug Kwan <dougkwan@google.com>
794
795 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
796 types of relaxed input section.
797
0d31c79d
DK		 7982010-02-02 Doug Kwan <dougkwan@google.com>
799
800 * Makefile.am (HFILES): Add arm-reloc-property.h.
801 (DEFFILES): New.
802 (TARGETSOURCES): Add arm-reloc-property.cc
803 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
804 (libgold_a_SOURCES): $(DEFFILES)
805 * Makefile.in: Regenerate.
806 * arm-reloc-property.cc: New file.
807 * arm-reloc-property.h: New file.
808 * arm-reloc.def: New file.
809 * arm.cc: Update comments.
810 (arm-reloc-property.h): New included header.
811 (arm_reloc_property_table): New global variable.
812 (Target_arm::do_select_as_default_target): New method definition.
813 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
814 arm-reloc-property to targ_extra_obj.
815 * parameters.cc (set_parameters_target): Call
816 Target::select_as_default_target().
817 * target.h (Target::select_as_default_target): New method definition.
818 (Target::do_select_as_default_target): Same.
819
546c7457
DK		 8202010-02-01 Doug Kwan <dougkwan@google.com>
821
822 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
823 first_output_text_section_.
824 (Arm_exidx_fixup::first_output_text_section): New method definition.
825 (Arm_exidx_fixup::first_output_text_section_): New data member.
826 (Arm_exidx_fixup::process_exidx_section): Record the first text
827 output section seen.
828 (Arm_output_section::fix_exidx_coverage): Set correct linked section
829 and entsize in output section header.
830
11b861d5
DK		 8312010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
832
833 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
834 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
835 (Arm_relocate_functions::thm_alu11): New Method.
836 (Arm_relocate_functions::thm_pc8): New Method.
837 (Arm_relocate_functions::thm_pc12): New Method.
838 (Target_arm::Scan::local): Handle the relocations.
839 (Target_arm::Scan::global): Likewise.
840 (Target_arm::Relocate::relocate): Likewise.
841 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
842
c9a2c125
DK		 8432010-01-29 Doug Kwan <dougkwan@google.com>
844
845 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
846 of relocation types as ld.
847
1521477a
DK		 8482010-01-29 Doug Kwan <dougkwan@google.com>
849
850 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
851 to public.
852 (Arm_relocate_functions::thumb_branch_common): Ditto.
853 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
854 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
855 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
856 Arm_relocate_functions::jump24): Remove.
857 (Target_arm::Relocate::relocate): Adjust code to call
858 Arm_relocation_functions::arm_branch_common and
859 Arm_relocation_functions::thumb_branch_common instead of their removed
860 wrappers. Merge switch-cases together to reduce source code size.
861
e7eca48c
DK		 8622010-01-29 Doug Kwan <dougkwan@google.com>
863
864 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
865 output_local_symbol_count_needs_update_.
866 (Arm_relobj::output_local_symbol_count_needs_update,
867 Arm_relobj::set_output_local_symbol_count_needs_update,
868 Arm_relobj::update_output_local_symbol_count): New methods.
869 (Arm_relobj::output_local_symbol_count_needs_update_): New data
870 member.
871 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
872 of pointed function as in a R_ARM_PREL31 relocation.
873 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
874 for output local symbol count updating.
875 (Target_arm::do_relax): Update output local symbol counts in objects
876 if necessary.
877 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
878
02961d7e
ILT		 8792010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
880
881 * arm.cc: Added support for the ARM relocations:
882 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
883 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
884 (Arm_relocate_functions::movw_rel_nc): Renamed (was
885 movw_prel_nc).
886 (Arm_relocate_functions::movw_rel): New method.
887 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
888 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
889 thm_movw_prel_nc).
890 (Arm_relocate_functions::thm_movw_rel): New method.
891 (Arm_relocate_functions::thm_movt_rel): Renamed (was
892 thm_movt_prel).
893 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
894 relocations.
895 (Target_arm::Scan::global): Likewise.
896 (Target_arm::Relocate::relocate): Likewise.
897 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
898 Likewise.
899
b10d2873
ILT		 9002010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
901
902 * arm.cc: Added support for ARM group relocations.
903 (Target_arm::reloc_needs_sym_origin): New method.
904 (Arm_relocate_functions::calc_grp_kn): New method.
905 (Arm_relocate_functions::calc_grp_residual): New method.
906 (Arm_relocate_functions::calc_grp_gn): New method.
907 (Arm_relocate_functions::arm_grp_alu): New Method.
908 (Arm_relocate_functions::arm_grp_ldr): New Method.
909 (Arm_relocate_functions::arm_grp_ldrs): New Method.
910 (Arm_relocate_functions::arm_grp_ldc): New Method.
911 (Target_arm::Scan::local): Handle the ARM group relocations.
912 (Target_arm::Scan::global): Likewise.
913 (Target_arm::Relocate::relocate): Likewise.
914 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
915 Likewise.
916
2b328d4e
DK		 9172010-01-26 Doug Kwan <dougkwan@google.com>
918
919 * arm.cc (set): Include.
920 (class Arm_exidx_fixup): Change type of last_input_section_ to const
921 pointer type.
922 (Arm_output_section::Text_section_list): New type.
923 (Arm_output_section::append_text_sections_to_list): New method.
924 (Arm_output_section::fix_exidx_coverage): Ditto.
925 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
926 (Arm_relobj::convert_input_section_to_relaxed_section): Use
927 Relobj::set_section_offset() instead of
928 Sized_relobj::invalidate_section_offset().
929 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
930 parameter for section headers. Ignore relocation sections for
931 unallocated sections and EXIDX sections.
932 (Target_arm::fix_exidx_coverage): New method.
933 (Target_arm::output_section_address_less_than): New type.
934 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
935 linked text section instead of the EXIDX section.
936 (Arm_output_section::create_stub_group): Add an assertion to check
937 that this is not an EXIDX output section.
938 (Arm_output_section::append_text_sections_to_list): New method.
939 (Arm_output_section::fix_exidx_coverage): Ditto.
940 (Arm_relobj::scan_sections_for_stubs): Adjust call to
941 Arm_relobj::section_needs_reloc_stub_scanning.
942 (Target_arm::do_relax): Fix EXIDX output section coverage in the
943 first pass.
944 (Target_arm::fix_exidx_coverage): New method.
945 * object.h (Relobj::set_output_section): New method.
946 (Sized_relobj::invalidate_section_offset): Remove method.
947 (Sized_relobj::do_invalidate_section_offset): Remove method.
948 (Sized_relobj::do_set_section_offset): Handle offset value -1.
949
c7f3c371
DK		 9502010-01-25 Doug Kwan <dougkwan@google.com>
951
952 * arm.cc (Arm_exidx_merged_section::do_output_offset):
953 Fix warning due to signed and unsigned comparison on a 32-bit host.
954
8923b24c
DK		 9552010-01-22 Doug Kwan <dougkwan@google.com>
956
957 * arm.cc (Target_arm::do_relax): Record an output section for section
958 offset adjustment it contains any stub table that has changed.
959 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
960 offsets in an output section if necessary.
961 * output.cc (Output_section::Output_section): Initialize
962 section_offsets_need_adjustments_.
963 (Output_section::add_input_section_for_script): Renamed to
964 Output_section::add_simple_input_section.
965 (Output_section::save_states): Add a comment.
966 (Output_section::discard_states): New method defintion.
967 (Output_section::adjust_section_offsets): Same.
968 * output.h (Output_section::add_input_section_for_script): Renamed to
969 Output_section::add_simple_input_section.
970 (Output_section::discard_states): New method declaration.
971 (Output_section::adjust_section_offsets): Same.
972 (Output_section::section_offsets_need_adjustment,
973 Output_section::set_section_offsets_need_adjustment): New method
974 definitions.
975 (Output_section::section_offsets_need_adjustment_): New data member.
976 * script-sections.cc
977 (Output_section_element_input::set_section_address): Adjust code for
978 renaming of Output_section::add_input_section_for_script.
979 (Orphan_output_section::set_section_address): Same.
980
9b2fd367
DK		 9812010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
982
983 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
984 Fix_v4bx enum values .
985 * gold/options.h (General_options): New option definitions.
986 (General_options::fix_v4bx): New method.
987 (General_options::Fix_v4bx): New enum.
988 * gold/options.cc (General_options::parse_fix_v4bx): New method.
989 (General_options::parse_fix_v4bx_interworking): New method.
990
80d0d023
DK		 9912010-01-22 Doug Kwan <dougkwan@google.com>
992
993 * arm.cc (Arm_exidx_fixup): New class.
994
af2cdeae
DK		 9952010-01-21 Doug Kwan <dougkwan@google.com>
996
997 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
998 classes.
999 (Arm_exidx_section_offset_map): New type.
1000
993d07c1
DK		 10012010-01-21 Doug Kwan <dougkwan@google.com>
1002
1003 * arm.cc (Arm_exidx_input_section): New class.
1004 (Arm_relobj::exidx_input_section_by_link,
1005 Arm_relobj::exidx_input_section_by_shndx,
1006 Arm_relobj::make_exidx_input_section): New methods.
1007 (read_arm_attributes_section): Remove.
1008 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1009 information about them.
1010 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1011 to here.
1012
5ac169d4
DK		 10132010-01-20 Doug Kwan <dougkwan@google.com>
1014
1015 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1016 Input_section_specifier to Section_id.
1017 (Target_arm::new_arm_input_section: Adjust code for change of key
1018 type.
1019 (Target_arm::find_arm_input_section): Ditto.
1020 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1021 (Section_id): Remove.
1022 (Garbage_collection::Section_id_hash): Remove.
1023 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1024 (Section_id): Remove.
1025 (Icf::Section_id_hash): Remove.
1026 * object.h (Section_id, Const_section_id, Section_id_hash,
1027 Const_section_id_hash): New type definitions.
1028 * output.cc (Output_section::add_relaxed_input_section): Change to
1029 use Const_section_id instead of Input_section_specifier as key type.
1030 (Output_section::add_merge_input_section): Ditto.
1031 (Output_section::build_relaxation_map): Change to use Section_id
1032 instead of Input_section_specifier as key type.
1033 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1034 Ditto.
1035 (Output_section::convert_input_sections_to_relaxed_sections): Change
1036 to use Const_section_id instead of Input_section_specifier as key type.
1037 (Output_section::find_merge_section): Ditto.
1038 (Output_section::find_relaxed_input_section): Ditto.
1039 * output.h (Input_section_specifier): Remove class.
1040 (Output_section::Output_section_data_by_input_section_map): Change
1041 key type to Const_section_id.
1042 (Output_section::Output_relaxed_input_section_by_input_section_map):
1043 Ditto.
1044 (Output_section::Relaxation_map): Change key type to Section_id.
1045
a2162063
ILT		 10462010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1047
1048 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1049 (class Arm_v4bx_stub): New class.
1050 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1051 (Stub_factory::make_arm_v4bx_stub): New method.
1052 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1053 (Stub_table::empty): Handle v4bx stubs.
1054 (Stub_table::add_arm_v4bx_stub): New method.
1055 (Stub_table::find_arm_v4bx_stub): New method.
1056 (Arm_relocate_functions::v4bx): New method.
1057 (Target_arm::fix_v4bx): New method.
1058 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1059 (Stub_table::relocate_stubs): Likewise.
1060 (Stub_table::do_write): Likewise.
1061 (Stub_table::update_data_size_and_addralign): Likewise.
1062 (Stub_table::finalize_stubs): Likewise.
1063 (Target_arm::Scan::local): Likewise.
1064 (Target_arm::Scan::global): Likewise.
1065 (Target_arm::do_finalize_sections): Likewise.
1066 (Target_arm::Relocate::relocate): Likewise.
1067 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1068 Likewise.
1069 (Target_arm::scan_reloc_for_stub): Likewise.
1070 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1071
5696ab0b
ILT		 10722010-01-19 Ian Lance Taylor <iant@google.com>
1073
1074 * output.cc (Output_section_headers::do_sized_write): Write large
1075 segment count to sh_info field.
1076 (Output_file_header::do_sized_write): For large segment count,
1077 write PN_XNUM to e_phnum field.
1078
800d0f56
ILT		 10792010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1080
1081 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1082 (Arm_relocate_functions::thm_jump8): New function.
1083 (Arm_relocate_functions::thm_jump11): New function.
1084 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1085 R_ARM_THM_JUMP11.
1086 (Target_arm::Scan::global): Likewise.
1087 (Target_arm::Relocate::relocate): Likewise.
1088 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1089 Likewise.
1090
41263c05
DK		 10912010-01-14 Doug Kwan <dougkwan@google.com>
1092
1093 * arm.cc (map, utility): Include headers.
1094 (Target_arm::apply_cortex_a8_workaround): New method.
1095 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1096 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1097 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1098 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1099 the --[no-]fix-cortex-a8 command line options.
1100 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1101 (Target_arm::relocate_stub): Use addend in instruction template.
1102 * options.h (DEFINE_bool): Set the user-set flag.
1103 (General_options): Add --[no-]-fix-cortex options.
1104 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
1105 : Update fast look-up map after conversion.
1106
459e9b03
ST		 11072010-01-14 Sriraman Tallam <tmsriram@google.com>
1108
1109 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1110 in the first pass of do_layout.
1111
b521dfe4
DK		 11122010-01-13 Doug Kwan <dougkwan@google.com>
1113
1114 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1115 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1116 apparent compiler problem of not folding static constant integral
1117 data members of elfcpp::Elf_sizes<32>.
1118
44272192
DK		 11192010-01-13 Doug Kwan <dougkwan@google.com>
1120
1121 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1122 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1123 Arm_relobj::scan_section_for_cortex_a8_erratum,
1124 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1125 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1126 sections to scan for relocation stubs into a new method
1127 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1128 relocation and Cortex-A8 stub scanning.
1129 (Target_arm::do_relax): Force stubs to be after stubbed sections
1130 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
1131 the beginning of a new relaxation pass. Update a comment.
1132 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1133
44b71ece
ILT		 11342010-01-12 Ian Lance Taylor <iant@google.com>
1135
1136 * target-reloc.h (visibility_error): New inline function.
1137 (relocate_section): Call visibility_error.
1138 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1139 (MOSTLYCLEANFILES): Likewise.
1140 (protected_4_pic.o, protected_3.err): New targets.
1141 * testsuite/protected_4.cc: New file.
1142
a120bc7f
DK		 11432010-01-12 Doug Kwan <dougkwan@google.com>
1144
1145 * arm.cc (Cortex_a8_reloc): New class.
1146 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1147 and cortex_a8_relocs_info_.
1148 (Target_arm::fix_cortex_a8): New method definition.
1149 (Target_arm::Cortex_a8_relocs_info): New type.
1150 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1151 New data member declarations.
1152 (Target_arm::scan_reloc_for_stub): Record information about
1153 relocations for THUMB branches that might be exempted from the
1154 Cortex-A8 workaround.
1155 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1156 at the beginning of a relaxation pass.
1157
20138696
DK		 11582010-01-12 Doug Kwan <dougkwan@google.com>
1159
1160 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1161 (Arm_relobj::Mapping_symbol_position,
1162 Arm_reloj::Mapping_symbol_position_less,
1163 Arm_relobj::Mapping_symbols_info): New types.
1164 (Target_arm::is_mapping_symbol_name): New method definition.
1165 (Arm_relobj::do_count_local_symbols): Save information about mapping
1166 symbols.
1167
089d69dc
DK		 11682010-01-11 Doug Kwan <dougkwan@google.com>
1169
1170 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1171 Arm_relocate_functions::thumb32_branch_upper,
1172 Arm_relocate_functions::thumb32_branch_lower,
1173 Arm_relocate_functions::thumb32_cond_branch_offset,
1174 Arm_relocate_functions::thumb32_cond_branch_upper,
1175 Arm_relocate_functions::thumb32_cond_branch_lower,
1176 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1177 branch offset encoding.
1178 (Arm_relocate_functions::thumb_branch_common): Use new branch
1179 offset encoding methods to avoid code duplication.
1180 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1181 (Stub_addend_reader::operator()): Use new branch encoding method
1182 to avoid code duplication.
1183
99e5bff2
DK		 11842010-01-11 Doug Kwan <dougkwan@google.com>
1185
1186 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1187 (Target_arm::do_finalize_sections): Define special EXIDX section
1188 symbols only if referenced.
1189 * gc.h (Garbage_collection::add_reference): New method.
1190 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1191 code duplication.
1192
98e090bd
ILT		 11932010-01-11 Ian Lance Taylor <iant@google.com>
1194
d0a91bd8
ILT		 1195 * script.cc (Version_script_info::build_expression_list_lookup):
1196 Change complaing about duplicate wildcard match from error to
1197 warning.
1198
98e090bd
ILT		 1199 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1200 of 2009-12-30.
1201 (Version_script_info::Version_script_info): Initialize globs_,
1202 default_version_, default_is_global_, and exact_. Don't
1203 initialize globals_ or locals_.
1204 (Version_script_info::build_lookup_tables): Build local symbols
1205 first.
1206 (Version_script_info::unquote): New function.
1207 (Version_script_info::add_exact_match): New function.
1208 (Version_script_info::build_expression_list_lookup): Remove lookup
1209 parameter. Add is_global parameter. Change all callers. Handle
1210 wildcard pattern specially. Unquote pattern. Call
1211 add_exact_match.
1212 (Version_script_info::get_name_to_match): New function.
1213 (Version_script_info::get_symbol_version): New function.
1214 (Version_script_info::get_symbol_version_helper): Remove.
1215 (Version_script_info::check_unmatched_names): Call unquote.
1216 * script.h (class Version_script_info): Change get_symbol_version
1217 to be non-inline and add is_global parameter; change all callers.
1218 Rewrite symbol_is_local. Update declarations. Define struct
1219 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1220 Remove globals_ and locals_ members. Add exact_, globs_,
1221 default_version_, is_global_.
1222 (Version_script_info::Glob): Remove pattern, add expression and
1223 is_global. Update constructor. Change all callers.
1224 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1225 default version.
1226 (Versions::symbol_section_contents): If a symbol is undefined, or
1227 defined in a dynamic object, set the version index to
1228 VER_NDX_LOCAL.
1229 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1230 symbol_is_local.
1231 (Symbol_table::add_from_pluginobj): Likewise.
1232 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1233
d56962d3
DK		 12342010-01-11 Doug Kwan <dougkwan@google.com>
1235
1236 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1237 (incremental_dump_LDADD): Add linking option for libintl.
1238 * Makefile.in: Regenerate.
1239
94e6ee91
L		 12402010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1241
1242 PR gold/11144
1243 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1244 instead of -Ds.
1245 * testsuite/Makefile.in: Regenerated.
1246
e96c574b
DK		 12472010-01-10 Doug Kwan <dougkwan@google.com>
1248
1249 * options.h (DEFINE_var): Use parentheses around argument varname__
1250 in macro body to avoid any unintended subsequent substitutions.
1251
7198066b
ILT		 12522010-01-10 Ian Lance Taylor <iant@google.com>
1253
ba4d53bf
ILT		 1254 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1255 candidates before doing symbol resolution.
1256
7198066b
ILT		 1257 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1258 ODR candidates if only one is weak.
1259
a2beed37
ILT		 12602010-01-08 Ian Lance Taylor <iant@google.com>
1261
1262 * script.cc (Version_script_info::build_expression_list_lookup):
1263 Don't warn about ambiguous version, just record the ambiguity.
1264 (Version_script_info::get_symbol_version_helper): Give error if
1265 version is ambiguous.
1266
2fb7225c
DK		 12672010-01-08 Doug Kwan <dougkwan@google.com>
1268
1269 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1270 prev_data_size_ and prev_addralign_. Remove initializer for
1271 deleted data member has_been_changed_.
1272 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1273 to determine if the table is empty.
1274 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1275 Remove.
1276 (Stub_table::add_reloc_stub): Define method in class definition
1277 instead of just declaring it there.
1278 (Stub_table::add_cortex_a8_stub): New method definition.
1279 (Stub_table::update_data_size_and_addralign): Ditto.
1280 (Stub_table::finalize_stubs): Ditto.
1281 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1282 (Stub_table::do_addralign_): Return address alignment in the
1283 (Stub_table::do_reset_address_and_file_offset): Define method in
1284 class definition instead of declaring it there. Set current data
1285 size to be the data size of the previous pass.
1286 (Stub_table::set_final_data_size): Use current data size as the
1287 final data size.
1288 (Stub_table::relocate_stub): Change parameter type of stub from
1289 Reloc_stub pointer to Stub pointer.
1290 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1291 (Stub_table::Cortex_a8_stub_list): New typedef.
1292 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1293 Stub_table::prev_addralign_): New data member.
1294 (Arm_relobj::Arm_relobj): Initialize data member
1295 section_has_cortex_a8_workaround_.
1296 (Arm_relobj::section_has_cortex_a8_workaround,
1297 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1298 definitions.
1299 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1300 declarations.
1301 (Target_arm::relocate_stub): Change parameter type of stub from
1302 Reloc_stub pointer to Stub pointer.
1303 (Insn_template::size, Insn_template::alignment): Handle
1304 THUMB16_SPECIAL_TYPE.
1305 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1306 Stub_table::update_data_size_and_addralign,
1307 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1308 definitions.
1309 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1310 (Stub_table::do_write): Ditto.
1311 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1312
880cd20d
ILT		 13132010-01-08 Ian Lance Taylor <iant@google.com>
1314
1315 PR 11108
1316 * symtab.h (class Symbol): Remove fields is_target_special_ and
1317 has_plt_offset_. Add field is_defined_in_discarded_section_.
1318 (Symbol::is_defined_in_discarded_section): New function.
1319 (Symbol::set_is_defined_in_discarded_section): New function.
1320 (Symbol::has_plt_offset): Rewrite.
1321 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1322 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1323 Don't initialize is_target_special_ or has_plt_offset_.
1324 Initialize is_defined_in_discarded_section_.
1325 (Symbol_table::add_from_relobj): If appropriate, set
1326 is_defined_in_discarded_section.
1327 * resolve.cc (Symbol::override_base_with_special): Don't test
1328 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1329 * target-reloc.h (relocate_section): Do special handling for
1330 symbols defined in discarded sections for global symbols as well
1331 as local symbols.
1332
2703e3eb
ILT		 13332010-01-08 Ian Lance Taylor <iant@google.com>
1334
1335 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1336 the SHT_SYMTAB case.
1337
339d40a3
ILT		 13382010-01-08 Ian Lance Taylor <iant@google.com>
1339
1340 * object.cc (Sized_relobj::do_layout): Don't get confused if
1341 layout_eh_frame returns NULL.
1342
abecea76
ILT		 13432010-01-08 Ian Lance Taylor <iant@google.com>
1344
1345 PR 11084
1346 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1347 dynamic symbol table, use the normal symbol table.
1348 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1349 symbol table.
1350
6b7dd3f3
ILT		 13512010-01-08 Ian Lance Taylor <iant@google.com>
1352
1353 PR 11072
1354 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1355 sections.
1356
36c50e63
L		 13572010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1358
1359 * version.cc (print_version): Change to "Copyright 2010".
1360
e291e7b9
ILT		 13612010-01-08 Ian Lance Taylor <iant@google.com>
1362
1363 PR 10287
1364 PR 11063
1365 * i386.cc (class Target_i386): Change return type of plt_section
1366 to be non-const.
1367 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1368 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1369 tls_desc_rel_ field.
1370 (Output_data_plt_i386::rel_tls_desc): New function.
1371 (Target_i386::rel_tls_desc_section): New function.
1372 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1373 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1374 R_386_TLS_DESC reloc in rel_tls_desc_section.
1375 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
1376 Define struct Tlsdesc_info.
1377 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
1378 (Target_x86_64::do_reloc_symbol_index): New function.
1379 (Target_x86_64::add_tlsdesc_info): New function.
1380 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
1381 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
1382 tlsdesc_rel_ field.
1383 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
1384 all callers.
1385 (Output_data_plt_x86_64::rela_tlsdesc): New function.
1386 (Target_x86_64::rela_tlsdesc_section): New function.
1387 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
1388 handling.
1389 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
1390 (Target_x86_64::do_reloc_addend): New function.
1391 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
1392 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
1393 declarations. Define TARGET_CODE. Add arg field to u1_ union.
1394 (Output_reloc::type): New function.
1395 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
1396 (Output_reloc::is_target_specific): New function.
1397 (Output_reloc::target_arg): New function.
1398 (class Output_reloc) [SHT_RELA]: Add four new constructors for
1399 absolute relocs and target specific relocs.
1400 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
1401 add_target_specific.
1402 (class Output_data_reloc) [SHT_RELA]: Likewise.
1403 * output.cc (Output_reloc::Output_reloc): Add four new versions
1404 for absolute relocs and target specific relocs.
1405 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
1406 (Output_reloc::get_symbol_index): Likewise.
1407 (Output_reloc::local_section_offset): Check that local_sym_index_
1408 is not TARGET_CODE or 0.
1409 (Output_reloc::symbol_value): Likewise.
1410 (Output_reloc::write) [SHT_RELA]: Call target for target specific
1411 reloc.
1412 * target.h (class Target): Add reloc_symbol_index and reloc_addend
1413 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
1414 functions.
1415 * layout.cc (add_target_dynamic_tags): Use output section for
1416 DT_PLTRELSZ and DT_JMPREL.
1417
3a44184e
ILT		 14182010-01-07 Ian Lance Taylor <iant@google.com>
1419
1420 PR 11061
1421 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
1422 function.
1423 (class Output_data_reloc_generic): Define.
1424 (class Output_data_reloc_base): Change base class to
1425 Output_data_reloc_generic. Change add() method to call
1426 bump_relative_reloc_count for a relative reloc. Remove
1427 sort_relocs_ field.
1428 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
1429 to sort_relocs().
1430 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
1431 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
1432 appropriate.
1433 * layout.h (class Layout): Update declaration.
1434
ea715a34
ILT		 14352010-01-07 Ian Lance Taylor <iant@google.com>
1436
1437 * output.h (class Output_data): Add const version of
1438 output_section and do_output_section.
1439 (class Output_section_data): Add const version of
1440 do_output_section.
1441 (class Output_section): Likewise.
1442 * layout.cc (Layout::add_target_dynamic_tags): New function.
1443 * layout.h (class Layout): Update declarations.
1444 * arm.cc (Target_arm::do_finalize_sections): Use
1445 add_target_dynamic_tags.
1446 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1447 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1448 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1449 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1450
659948a4
ILT		 14512010-01-07 Ian Lance Taylor <iant@google.com>
1452
1453 PR 11042
1454 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
1455 object as needed.
1456
9d3b86f6
ILT		 14572010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1458 Ian Lance Taylor <iant@google.com>
1459
1460 PR 11019
1461 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
1462 Xindex::read_symtab_xindex.
1463
bb0d3eb0
DK		 14642010-01-07 Doug Kwan <dougkwan@google.com>
1465
1466 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
1467 (Insn_template::thumb16_bcond_insn): New method declaration.
1468 (Insn_template): Fix spelling.
1469 (Stub::thumb16_special): New method declaration.
1470 (Stub::do_write): Define virtual method which was previously pure
1471 virtual.
1472 (Stub::do_thumb16_special): New method declaration.
1473 (Stub::do_fixed_endian_write): New template member.
1474 (Reloc_stub::do_write): Remove.
1475 (Reloc_stub::do_fixed_endian_write): Remove.
1476 (Cortex_a8_stub): New class definition.
1477 (Stub_factory::make_cortex_a8_stub): New method definition.
1478 (Stub_factory::Stub_factory): Add missing static storage class
1479 qualifier for elf32_arm_stub_a8_veneer_blx.
1480
ffeef7df
ILT		 14812010-01-07 Ian Lance Taylor <iant@google.com>
1482
dc3f80fe
ILT		 1483 PR 10980
1484 * options.h (class General_options): Add --warn-unresolved-symbols
1485 and --error-unresolved-symbols.
1486 * errors.cc (Errors::undefined_symbol): Implement
1487 --warn-unresolved-symbols.
1488
ffeef7df
ILT		 1489 * options.h (class General_options): Add -z text and -z textoff.
1490 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
1491
f1ec9ded
ST		 14922010-01-06 Sriraman Tallam <tmsriram@google.com>
1493
1494 * gc.h (Garbage_collection::Cident_section_map): New typedef.
1495 (Garbage_collection::cident_sections): New function.
1496 (Garbage_collection::add_cident_section): New function.
1497 (Garbage_collection::cident_sections_): New member.
1498 (gc_process_relocs): Add references to sections whose names are C
1499 identifiers.
1500 * gold.h (cident_section_start_prefix): New constant.
1501 (cident_section_stop_prefix): New constant.
1502 (is_cident): New function.
1503 * layout.cc (Layout::define_section_symbols): Replace string constants
1504 with the newly defined constants.
1505 * object.cc (Sized_relobj::do_layout): Track sections whose names are
1506 C identifiers.
1507 * testsuite/Makefile.am: Add gc_orphan_section_test.
1508 * testsuite/Makefile.in: Regenerate.
1509 * testsuite/gc_orphan_section_test.cc: New file.
1510 * testsuite/gc_orphan_section_test.sh: New file.
1511
6eda8c29
ILT		 15122010-01-06 Ian Lance Taylor <iant@google.com>
1513
b9674e17
ILT		 1514 PR 10980
1515 * options.h (class General_options): Add --warn-shared-textrel.
1516 * layout.cc (Layout::finish_dynamic_section): Implement
1517 --warn-shared-textrel.
1518
6eda8c29
ILT		 1519 PR 10980
1520 * options.h (class General_options): Add --warn-multiple-gp.
1521
32dcd44e
ILT		 15222010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1523
1524 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
1525 $(THREADSLIB) and $(LIBDL).
1526 * Makefile.in: Rebuild.
1527
a192ba05
ILT		 15282010-01-06 Ian Lance Taylor <iant@google.com>
1529
1530 PR 10980
1531 * options.cc (General_options::parse_section_start): New function.
1532 (General_options::section_start): New function.
1533 (General_options::General_options): Initialize all members.
1534 * options.h: Include <map>
1535 (class General_options): Add --section-start. Add section_starts_
1536 member.
1537 * layout.cc (Layout::attach_allocated_section_to_segment): If
1538 --section-start was used, set the address of the segment. Remove
1539 local sort_sections.
1540 (Layout::relaxation_loop_body): If the address of the load segment
1541 has been set by --section-start, don't use it.
1542 * output.h (Output_segment::update_flags_for_output_section): New
1543 function.
1544 * output.cc (Output_segment::add_output_section): Call
1545 update_flags_for_output_section.
1546
dde3f402
ILT		 15472010-01-05 Ian Lance Taylor <iant@google.com>
1548
62dfdd4d
ILT		 1549 PR 10980
1550 * options.h (class General_options): Add --undefined-version.
1551 * script.cc (struct Version_expression): Add was_matched_by_symbol
1552 field.
1553 (Version_script_info::matched_symbol): New function.
1554 (Version_script_info::get_symbol_version_helper): Call
1555 matched_symbol.
1556 (Version_script_info::check_unmatched_names): New function.
1557 * script.h (class Version_script_info): Update declarations.
1558 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
1559
9c4ae156
ILT		 1560 * options.h (class General_options): Use DEFINE_bool_alias for
1561 allow_multiple_definition.
1562 * resolve.cc (Symbol_table::should_override): Don't test
1563 allow_multiple_definition.
1564
dde3f402
ILT		 1565 PR 10980
1566 * options.h (class General_options): Add --cref.
1567 * main.cc (main): Print cref table if --cref. Don't close mapfile
1568 until after printing cref table.
1569 * cref.cc: Include "symtab.h".
1570 (class Cref_inputs): Define Cref_table_compare and Cref_table.
1571 (Cref_table_compare::operator()): New function.
1572 (Cref_inputs::gather_cref): New function.
1573 (filecol): New static const.
1574 (Cref_inputs::print_cref): New function.
1575 (Cref::print_cref): New function.
1576 * cref.h: Include <cstdio>.
1577 (class Cref): Update declarations.
1578 * mapfile.h (Mapfile::file): New function.
1579 * object.h (class Object): Define Symbols. Declare virtual
1580 do_get_global_symbols.
1581 (Object::get_global_symbols): New function.
1582 * object.cc (Input_objects::add_object): Pass object to cref_ if
1583 --cref.
1584 (Input_objects::archive_start): Likewise.
1585 (Input_objects::archive_stop): Likewise.
1586 (Input_objects::print_cref): New function.
1587 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
1588 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
1589 --cref.
1590 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
1591 function.
1592 * plugin.h (class Sized_pluginobj): Update declarations.
1593
8781f709
ILT		 15942010-01-05 Ian Lance Taylor <iant@google.com>
1595
1596 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
1597 to is_default_version. Rename insdef to insdefault.
1598 (Symbol_table::add_from_relobj): Rename def to is_default_version
1599 and local to is_forced_local.
1600 (Symbol_table::add_from_pluginobj): Likewise.
1601 (Symbol_table::add_from_dynobj): Likewise.
1602 (Symbol_table::define_special_symbol): Rename insdef to
1603 insdefault.
1604
fe35d28d
ILT		 16052010-01-04 Ian Lance Taylor <iant@google.com>
1606
30bc8c46
ILT		 1607 PR 10980
1608 * options.h (class General_options): Add
1609 --allow-multiple-definition and -z muldefs.
1610 * resolve.cc (Symbol_table::should_override): Don't warn about a
1611 multiple symbol definition if --allow-multiple-definition or -z
1612 muldefs.
1613
7eaea549
ILT		 1614 PR 10980
1615 * options.h (class General_options): Add --add-needed and
1616 --copy-dt-needed-entries. Tweak --as-needed help entry.
1617 * object.cc (Input_objects::check_dynamic_dependencies): Give an
1618 error if --copy-dt-needed-entries aka --add-needed is used and
1619 would cause a change in behaviour.
1620
fe35d28d
ILT		 1621 PR 10980
1622 * options.h (class General_options): Add -G as a short version of
1623 --shared. Add no-op options -assert, -g, and -i.
1624
55a2bb35
ST		 16252010-01-04 Sriraman Tallam <tmsriram@google.com>
1626
1627 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
1628 check for .text or .gnu.linkonce.t sections.
1629 * icf.cc (Icf::find_identical_sections): Ditto.
1630 Change the detection for mangled function name within the section
1631 name.
1632 * icf.h (is_section_foldable_candidate): New function.
1633
719328e1
ILT		 16342009-12-30 Ian Lance Taylor <iant@google.com>
1635
1636 PR 10980
1637 * options.h (class General_options): Permit two dashes with
1638 --retain-symbols-file.
1639
d7bb5745
ILT		 16402009-12-30 Ian Lance Taylor <iant@google.com>
1641
403a15dd
ILT		 1642 PR 10979
1643 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
1644 don't put the file header and segment headers in the text
1645 segment.
1646
eda294df
ILT		 1647 PR 10979
1648 * common.cc (Sort_commons::operator()): Stabilize sort when both
1649 entries are NULL.
1650 (Symbol_table::do_allocate_commons_list): When allocating common
1651 symbols, skip a symbol which is no longer common.
1652 * symtab.h (Symbol::is_common): Test whether the symbol comes from
1653 an object before checking its type.
1654 * testsuite/common_test_2.c: New file.
1655 * testsuite/common_test_3.c: New file.
1656 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
1657 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
1658 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
1659 (common_test_2_pic.o, common_test_2.so): New targets.
1660 (common_test_3_pic.o, common_test_3.so): New targets.
1661 * testsuite/Makefile.in: Rebuild.
1662
d7bb5745
ILT		 1663 PR 10979
1664 * script.cc (read_input_script): If we see a new SECTIONS clause,
1665 and we have added an input section, give an error.
1666 * layout.h (class Layout): Add have_added_input_section function.
1667 Add have_added_input_section_ field.
1668 * layout.cc (Layout::Layout): Initialize
1669 have_added_input_section_.
1670 (Layout::layout): Set have_added_input_section_.
1671 (Layout::layout_eh_frame): Likewise.
1672
fc59c572
ILT		 16732009-12-30 Ian Lance Taylor <iant@google.com>
1674
1675 PR 10931
1676 * options.h (class General_options): Add --sort-common option.
1677 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
1678 * common.cc (Sort_common): Add sort_order parameter to
1679 constructor. Add sort_order_ field.
1680 (Sort_commons::operator): Check sort_order_.
1681 (Symbol_table::allocate_commons): Determine the sort order.
1682 (Symbol_table::do_allocate_commons): Add sort_order parameter.
1683 Change all callers.
1684 (Symbol_table::do_allocate_commons_list): Likewise.
1685
1c74fab0
ILT		 16862009-12-30 Ian Lance Taylor <iant@google.com>
1687
1688 PR 10916
1689 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
1690 symbols from this object, don't change the visibility of an
1691 undefined symbol.
1692 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
1693
6affe781
ILT		 16942009-12-30 Ian Lance Taylor <iant@google.com>
1695
1696 PR 10861
1697 * script.h (class Version_script_info): Define Language enum.
1698 Update declarations. Define Glob, Exact, and Lookup types. Add
1699 new fields globals_, locals_, and is_finalized_.
1700 * script.cc: Various formatting fixes.
1701 (class Parser_closure): Change language_stack_ from a vector of
1702 std::string to one of Version_script_info::Language. Adjust all
1703 uses accordingly.
1704 (class Lazy_demangler): Remove.
1705 (struct Version_expression): Change language from std::string to
1706 Version_script_info::Language.
1707 (Version_script_info::Version_script_info): New function.
1708 (Version_script_info::~Version_script_info): Don't call clear.
1709 (Version_script_info::finalize): New function.
1710 (Version_script_info::build_lookup_tables): New function.
1711 (Version_script_info::build_expression_list_lookup): New
1712 function.
1713 (Version_script_info::get_symbol_version_helper): Rewrite to use
1714 lookup tables.
1715 (Version_script_info::print_expression_list): Adjust to use
1716 Version_script_info::Language.
1717 (script_push_lex_into_version_mode): Check that the version script
1718 has not been finalized.
1719 (version_script_push_lang): Change language string to
1720 Version_script_info::Language.
1721 * options.cc (Command_line::version_script): New function.
1722 * options.h (class General_options): Add finalize_dynamic_list
1723 function. Change version_script from declaration to definition.
1724 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
1725 * testsuite/version_script.map: Remove duplicate def of foo.
1726 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
1727 version_script.map.
1728 * testsuite/Makefile.in: Rebuild.
1729
818bf354
ILT		 17302009-12-30 Ian Lance Taylor <iant@google.com>
1731
1732 PR 10843
1733 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
1734 if the input symbol index is 0, make the output symbol index 0.
1735
ebcc8304
ILT		 17362009-12-30 Ian Lance Taylor <iant@google.com>
1737
1738 PR 10670
1739 * options.h (class General_options): Add -x/--discard-all.
1740 * object.cc (Sized_relobj::do_count_local_symbols): Handle
1741 --discard-all. If the local symbol needs a dynamic entry, check
1742 that before handling --discard-locals.
1743
176fe33f
ILT		 17442009-12-30 Ian Lance Taylor <iant@google.com>
1745
bb321bb1
ILT		 1746 PR 10450
1747 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
1748 flags to PF_R.
1749 (Output_segment::add_output_section): Don't change the flags if
1750 the type is PT_TLS.
1751
176fe33f
ILT		 1752 PR 10450
1753 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
1754 GNU hash table if they need a dynamic value. Otherwise, don't add
1755 them if they are defined in a dynamic object or are forced local.
1756
e8cd95c7
ILT		 17572009-12-29 Ian Lance Taylor <iant@google.com>
1758
1b81fb71
ILT		 1759 PR 10450
1760 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
1761 .gnu.hash table for a 32-bit target.
1762
8d6d383d
ILT		 1763 PR 10450
1764 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
1765 regular and a dynamic object only needs a dynamic symbol table
1766 entry if it is externally visible.
1767
e785ec03
ILT		 1768 PR 10450
1769 * i386.cc (class Target_i386): Initialize global_offset_table_ in
1770 constructor. Add global_offset_table_ field.
1771 (Target_i386::got_section): Set global_offset_table_.
1772 (Target_i386::do_finalize_sections): Set global_offset_table_
1773 size.
1774 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
1775 in constructor. Add global_offset_table_ field.
1776 (Target_x86_64::got_section): Set global_offset_table_.
1777 (Target_x86_64::do_finalize_sections): Set global_offset_table_
1778 size.
1779
1a2dff53
ILT		 1780 * layout.cc (Layout::Layout): Initialize increase_relro_.
1781 (Layout::get_output_section): Add is_relro, is_last_relro, and
1782 is_first_non_relro parameters. Change all callers.
1783 (Layout::choose_output_section): Likewise.
1784 (Layout::add_output_section_data): Likewise.
1785 (Layout::make_output_section): Likewise.
1786 (Layout::set_segment_offsets): Clear increase_relro when using a
1787 linker script.
1788 * layout.h (class Layout): Add increase_relro method. Add
1789 increase_relro_ field. Update declarations.
1790 * output.cc (Output_section::Output_section): Initialize
1791 is_last_relro_ and is_first_non_relro_.
1792 (Output_segment::add_output_section): Group relro sections is
1793 do_sort is true. Handle is_last_relro and is_first_non_relro.
1794 (Output_segment::maximum_alignment): Remove relro handling.
1795 (Output_segment::set_section_addresses): Add increase_relro
1796 parameter. Change all callers. Add initial alignment to align
1797 relro sections on separate page. Remove old relro handling.
1798 (Output_segment::set_section_list_addresses): Remove in_relro
1799 parameter. Change all callers.
1800 (Output_segment::set_offset): Add increase parameter. Change all
1801 callers. Remove old relro handling.
1802 * output.h (class Output_section): Add new methods: is_last_relro,
1803 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
1804 Add is_last_relro_ and is_first_non_relro_ fields.
1805 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
1806 Create separate .got.plt section. Call increase_relro.
1807 * x86_64.cc (Target_x86_64::got_section): Likewise.
1808 * testsuite/relro_script_test.t: Add .got.plt.
1809
f0ba79e2
ILT		 1810 PR 10450
1811 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
1812 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
1813 (Layout::finalize): Call set_dynamic_symbol_size.
1814 (Layout::set_dynamic_symbol_size): New function.
1815 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
1816 set_dynamic_symbol_size.
1817
e8cd95c7
ILT		 1818 PR 10450
1819 * output.h (class Output_section): Add is_entsize_zero_ field.
1820 * output.cc (Output_section::Output_section): Initialize
1821 is_entsize_zero_.
1822 (Output_section::set_entsize): If two different entsizes are
1823 requested, force it to zero.
1824 (Output_section::add_input_section): Set flags for .debug_str
1825 before updating section flags. Set entsize.
1826 (Output_section::update_flags_for_input_section): Set SHF_MERGE
1827 and SHF_STRING if all input sections have those flags.
1828
3e1b9a8a
RÁE		 18292009-12-29 Rafael Espindola <espindola@google.com>
1830
1831 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 1832 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
1833 reporting.
3e1b9a8a 1834
3dcad376
ST		 18352009-12-29 Sriraman Tallam <tmsriram@google.com>
1836
1837 * options.cc (General_options::parse_version): Allow -v to exit
1838 without an error if there is nothing to link.
1839
084e2665
ILT		 18402009-12-29 Ian Lance Taylor <iant@google.com>
1841
1842 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
1843 using a version of gcc before 4.1.
1844 * configure: Rebuild.
1845
250acde3
CD		 18462009-12-28 Chris Demetriou <cgd@google.com>
1847
1848 * attributes.cc (Output_attributes_section_data::do_write): Use
1849 std::vector::front rather than std::vector::data.
1850
99fff23b
ILT		 18512009-12-28 Ian Lance Taylor <iant@google.com>
1852
1853 * symtab.h (class Symbol_table): Add enum Defined.
1854 * resolve.cc (Symbol_table::should_override): Add defined
1855 parameter. Change all callers. Test whether object is NULL
1856 before calling a method on it.
1857 (Symbol_table::report_resolve_problem): Add defined parameter.
1858 Change all callers.
1859 (Symbol_table::should_override_with_special): Likewise.
1860 * symtab.cc (Symbol_table::define_in_output_data): Add defined
1861 parameter. Change all callers.
1862 (Symbol_table::do_define_in_output_data): Likewise.
1863 (Symbol_table::define_in_output_segment): Likewise.
1864 (Symbol_table::do_define_in_output_segment): Likewise.
1865 (Symbol_table::define_as_constant): Likewise.
1866 (Symbol_table::do_define_as_constant): Likewise.
1867 * script.h (class Symbol_assignment): Add is_defsym parameter to
1868 constructor; change all callers.
1869 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
1870 parameter. Change all callers. Add is_defsym_ field.
1871 (class Parser_closure): Add parsing_defsym parameter to
1872 constructor; change all callers. Add parsing_defsym accessor
1873 function. Add parsing_defsym_ field.
1874
556bd683
ILT		 18752009-12-28 Ian Lance Taylor <iant@google.com>
1876
1877 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 1878 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 1879
1782c879
ILT		 18802009-12-23 Ian Lance Taylor <iant@google.com>
1881
1882 * i386.cc (Target_i386::do_calls_non_split): Recognize
1883 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 1884 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
1885 -fsplit-stack prologue when using %r11.
1782c879 1886
329ca2b1
ST		 18872009-12-21 Sriraman Tallam <tmsriram@google.com>
1888
1889 * options.cc (General_options::parse_version): Make -v continue and do
1890 the link like GNU ld does.
1891
d675ff46
RÁE		 18922009-12-17 Rafael Avila de Espindola <espindola@google.com>
1893
1894 * Makefile.am (CCFILES): Add timer.cc.
1895 (HFILES): Add timer.h.
1896 * configure.ac: Check for sysconf and times.
1897 * main.cc: include timer.h.
1898 (main): Use Timer instead of get_run_time.
1899 * timer.cc: New.
1900 * timer.h: New.
1901 * workqueue.cc: include timer.h.
1902 (Workqueue::find_and_run_task):
1903 Report user, sys and wall time.
1904 * Makefile.in: Regenerate.
1905 * config.in: Regenerate.
1906 * configure: Regenerate.
1907
d6344fb5
DK		 19082009-12-16 Doug Kwan <dougkwan@google.com>
1909
1910 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
1911 sections.
1912 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
1913 relaxed input sections.
1914 * output.cc (Output_section::find_relaxed_input_section): Change
1915 return type to Output_relaxed_input_section pointer. Adjust code
1916 for new type of relaxed_input_section_map_.
1917 * output.h (Output_section::find_relaxed_input_section): Change
1918 return type to Output_relaxed_input_section pointer.
1919 (Output_section::Output_relaxed_input_section_by_input_section_map):
1920 New type.
1921 (Output_section::relaxed_input_section_map_): Change type to
1922 Output_section::Output_relaxed_input_section_by_input_section_map.
1923 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
1924 input section.
1925
0e0d5469
ILT		 19262009-12-15 Ian Lance Taylor <iant@google.com>
1927
1928 * layout.cc (Layout::create_shstrtab): Only write out after input
1929 sections if we are compressing debug sections.
1930
0649a889
ILT		 19312009-12-15 Ian Lance Taylor <iant@google.com>
1932
1933 * archive.cc (Archive::add_symbols): Only look up a symbol without
1934 a version if there is, in fact, a version.
1935
2ea97941
ILT		 19362009-12-14 Ian Lance Taylor <iant@google.com>
1937
1938 Revert -Wshadow changes, all changes from:
1939 2009-12-11 Doug Kwan <dougkwan@google.com>
1940 2009-12-11 Nick Clifton <nickc@redhat.com>
1941 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
1942
b0eec2cc
DK		 19432009-12-11 Doug Kwan <dougkwan@google.com>
1944
1945 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
1946 due to -Wshadow.
1947 * attributes.cc (Object_attribute::size): Ditto.
1948 (Attributes_section_data::size): Ditto.
1949 (Attributes_section_data::Attributes_section_data): Ditto.
1950 (Output_attributes_section_data::do_write): Ditto.
1951 * attributes.h (Object_attribute::set_type): Ditto.
1952 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
1953
91d6fa6a
NC		 19542009-12-11 Nick Clifton <nickc@redhat.com>
1955
1956 * archive.cc: Fix shadowed variable warnings.
1957 * arm.cc: Likewise.
1958 * compressed_output.cc: Likewise.
1959 * compressed_output.h: Likewise.
1960 * configure: Likewise.
1961 * dwarf_reader.cc: Likewise.
1962 * dynobj.cc: Likewise.
1963 * dynobj.h: Likewise.
1964 * ehframe.cc: Likewise.
1965 * ehframe.h: Likewise.
1966 * errors.cc: Likewise.
1967 * expression.cc: Likewise.
1968 * fileread.cc: Likewise.
1969 * fileread.h: Likewise.
1970 * freebsd.h: Likewise.
1971 * i386.cc: Likewise.
1972 * icf.cc: Likewise.
1973 * incremental.h: Likewise.
1974 * layout.cc: Likewise.
1975 * layout.h: Likewise.
1976 * mapfile.cc: Likewise.
1977 * merge.cc: Likewise.
1978 * merge.h: Likewise.
1979 * object.cc: Likewise.
1980 * object.h: Likewise.
1981 * options.h: Likewise.
1982 * output.cc: Likewise.
1983 * output.h: Likewise.
1984 * parameters.cc: Likewise.
1985 * plugin.cc: Likewise.
1986 * powerpc.cc: Likewise.
1987 * reduced_debug_output.cc: Likewise.
1988 * reduced_debug_output.h: Likewise.
1989 * reloc.cc: Likewise.
1990 * reloc.h: Likewise.
1991 * resolve.cc: Likewise.
1992 * script-sections.cc: Likewise.
1993 * script.cc: Likewise.
1994 * script.h: Likewise.
1995 * sparc.cc: Likewise.
1996 * symtab.cc: Likewise.
1997 * symtab.h: Likewise.
1998 * target-select.cc: Likewise.
1999 * target-select.h: Likewise.
2000 * token.h: Likewise.
2001 * workqueue.cc: Likewise.
2002 * workqueue.h: Likewise.
2003 * x86_64.cc: Likewise.
2004
a0351a69
DK		 20052009-12-10 Doug Kwan <dougkwan@google.com>
2006
2007 * arm.cc (attributes.h): New include.
2008 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2009 (Arm_relobj::~Arm_relobj): Delete object pointed by
2010 attributes_section_data_.
2011 (Arm_relobj::attributes_section_data): New method definition.
2012 (Arm_relobj::attributes_section_data_): New data member declaration.
2013 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2014 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2015 attributes_section_data_.
2016 (Arm_dynobj::attributes_section_data): New method definition.
2017 (Arm_dynobj::attributes_section_data_): New data member declaration.
2018 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2019 initialization value of may_use_blx_ to false.
2020 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2021 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2022 object attributes to compute results instead of hard-coding.
2023 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2024 Target_arm::get_secondary_compatible_arch,
2025 Target_arm::set_secondary_compatible_arch
2026 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2027 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2028 New method declarations.
2029 (Target_arm::get_aeabi_object_attribute): New method definition.
2030 (Target_arm::attributes_section_data_): New data member declaration.
2031 (read_arm_attributes_section): New template definition.
2032 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2033 (Arm_dynobj::do_read_symbols): Ditto.
2034 (Target_arm::do_finalize_sections): Merge attributes sections from
2035 input. Check for BLX use after attributes section merging.
2036 Fix __exidx_start and __exidx_end visibility. Create an
2037 .ARM.attributes section if necessary.
2038 (Target_arm::get_secondary_compatible_arch,
2039 Target_arm::set_secondary_compatible_arch,
2040 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2041 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
2042 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
2043 New method definitions.
2044
b59befec
ILT		 20452009-12-09 Ian Lance Taylor <iant@google.com>
2046
2047 * plugin.cc (Plugin::load): Don't cast from void* to a function
2048 pointer.
2049
1276bc89
ILT		 20502009-12-09 Ian Lance Taylor <iant@google.com>
2051
2052 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2053 information fields.
2054
2f2de248
L		 20552009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2056
2057 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2058 Replace two_file_shared_1.so with two_file_shared_2.so.
2059 * testsuite/Makefile.in: Regenerated.
2060
4f787271
DK		 20612009-12-08 Doug Kwan <dougkwan@google.com>
2062
2063 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2064 (HFILES): Add attributes.h and int_encoding.h.
2065 * Makefile.in: Regenerate.
2066 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2067 function definitions to int_encoding.cc
2068 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2069 prototypes to int_encoding.h
2070 * reduced_debug_output.cc (int_encoding.h): New include.
2071 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2072 function definitions to int_encoding.cc
2073 (insert_into_vector, read_from_pointer): Move template definitions to
2074 int_encoding.h
2075 * attributes.cc: New file.
2076 * attributes.h: New file.
2077 * int_encoding.cc: New file.
2078 * int_encoding.h: New file.
2079
20b52f1a
RÁE		 20802009-12-07 Rafael Avila de Espindola <espindola@google.com>
2081
2082 PR gold/11055
2083 * incremental-dump.cc (dump_incremental_inputs): New.
2084 (main): Use dump_incremental_inputs.
2085
53d7974c
L		 20862009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2087
2088 PR gold/10893
2089 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2090 checking elfcpp::STT_FUNC.
2091 (Target_i386::Relocate::relocate): Likewise.
2092 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2093
2094 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2095 symbols from shared libraries into normal FUNC symbols.
2096
2097 * symtab.h (Symbol): Add is_func and use it.
2098
05a352e6
DK		 20992009-12-05 Doug Kwan <dougkwan@google.com>
2100
2101 * arm.cc (Target_arm::arm_info): Initialize new fields
2102 attributes_section and attributes_vendor.
2103 * i386.cc (Target_i386::i386_info): Same.
2104 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2105 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2106 fields attributes_section and attributes_vendor.
53d7974c 2107 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 2108 * target.h (Target::attributes_section, Target::attributes_vendor,
2109 Target::is_attributes_section, Target::attribute_arg_type,
2110 Target::attributes_order): New method definitions.
2111 (Target::Target_info::attributes_section,
2112 Target::Target_info::attributes_vendor): New fields.
2113 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2114 virtual method definitions.
2115 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2116 attributes_section and attributes_vendor.
2117 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2118
f4e5969c
DK		 21192009-12-05 Doug Kwan <dougkwan@google.com>
2120
2121 * arm.cc: Update comments about interworking and stub generation.
2122 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2123 considered as non-PIC.
2124 (Arm_relocate_functions::base_abs): Fix formatting.
2125 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2126 of function to use GOT entry address instead of offset.
2127 (Target_arm::Scan::global): Issue an error if a symbol would need a
2128 PLT does not get one because it is untyped. Remove code to create
2129 dynamic symbols for relative branches.
2130 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2131 takes unsigned integer instead of boolean.
2132
1abce4a6
L		 21332009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2134
2135 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2136 (two_file_test_LDADD): Likewise.
2137 (common_test_1_LDADD): Likewise.
2138 (exception_test_LDADD) Likewise.
2139 (weak_test_LDADD): Likewise.
2140 (many_sections_test_LDADD): Likewise.
2141 (initpri1_LDADD): Likewise.
2142 (script_test_1_LDADD): Likewise.
2143 (script_test_2_LDADD): Likewise.
2144 (justsyms_LDADD): Likewise.
2145 (binary_test_LDADD): Likewise.
2146 (large_LDADD): Likewise.
2147 * testsuite/Makefile.in: Regenerated.
2148
adcf2816 21492009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 2150
adcf2816
L		 2151 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2152 (Symbol_table::override_with_special): Likewise.
2153 (Symbol_table::add_from_object): Likewise.
2154
28e67f5d
RÁE		 21552009-12-04 Rafael Avila de Espindola <espindola@google.com>
2156
2157 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2158 Don't set the data_offset twice.
2159
ae10a101
RÁE		 21602009-12-04 Rafael Avila de Espindola <espindola@google.com>
2161
2162 * testsuite/Makefile.in: Regenerate.
2163
f59f41f3
DK		 21642009-12-03 Doug Kwan <dougkwan@google.com>
2165
2166 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2167 (Target_arm::do_finalize_sections): Add parameter for symbol table
2168 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2169 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2170 parameter for symbol table pointer.
2171 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2172 an additional parameter for a pointer to symbol table.
2173 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2174 parameter for a symbol table pointer.
2175 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2176 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2177 Ditto.
2178 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2179 parameter for a symbol table pointer.
2180
ca55d848
RÁE		 21812009-12-03 Rafael Avila de Espindola <espindola@google.com>
2182
2183 * incremental.cc (Incremental_inputs_header)
2184 (Incremental_inputs_header_write, Incremental_inputs_entry)
2185 (Incremental_inputs_entry_write): Move ...
2186 * incremental.h (Incremental_inputs_header)
2187 (Incremental_inputs_header_write, Incremental_inputs_entry)
2188 (Incremental_inputs_entry_write): here.
2189
3aec4f9c
RÁE		 21902009-12-02 Rafael Avila de Espindola <espindola@google.com>
2191
2192 * incremental.cc (make_sized_incremental_binary): Set the target.
2193 Error if it is incompatible.
2194 * output.h (Output_file): Add filename method.
2195
9c0ae74d
RÁE		 21962009-12-02 Rafael Avila de Espindola <espindola@google.com>
2197
2198 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2199 from the get_* methods.
2200
a45500ae
RÁE		 22012009-12-02 Rafael Avila de Espindola <espindola@google.com>
2202
2203 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2204 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2205 Write 0 for the data_offset of scripts.
2206
325e6408
RÁE		 22072009-12-02 Rafael Avila de Espindola <espindola@google.com>
2208
2209 * testsuite/Makefile.am: Add the incremental_test.sh test.
2210 * testsuite/incremental_test.sh: New.
2211 * testsuite/incremental_test_1.c: New.
2212 * testsuite/incremental_test_2.c: New.
2213
954c3e2e
RÁE		 22142009-12-01 Rafael Avila de Espindola <espindola@google.com>
2215
2216 * incremental-dump.cc (main): Fix typos.
2217
f8086623
RÁE		 22182009-11-27 Rafael Avila de Espindola <espindola@google.com>
2219
2220 PR gold/11025
2221 * incremental-dump.cc (main): Use llu to print 64 bit values.
2222
3b0dd6ac
L		 22232009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2224 H.J. Lu <hongjiu.lu@intel.com>
2225
2226 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2227 $(LIBDL).
2228 (incremental_dump_LDADD): Likewise.
2229 * Makefile.in: Regenerated.
2230
a6d1ef57
DK		 22312009-11-25 Doug Kwan <dougkwan@google.com>
2232
2233 Revert:
2234
2235 2009-11-25 Doug Kwan <dougkwan@google.com>
2236
2237 * arm.cc (Target_arm::Target_arm): Move method definition
2238 outside of class definition. Add code to handle
2239 --target1-rel, --target1-abs and --target2= options.
2240 (Target_arm::get_reloc_reloc_type): Change method to be
2241 non-static and const.
2242 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2243 New data member declaration.
2244 (Target_arm::Scan::local, Target_arm::Scan::global,
2245 Target_arm::Relocate::relocate,
2246 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2247 Adjust call to Target_arm::get_real_reloc_type.
2248 (Target_arm::get_real_reloc_type): Use command line options
2249 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2250 * options.h (--target1-rel, --target1-abs, --target2): New
2251 ARM-only options.
2252
50aeb7d4
DK		 22532009-11-25 Doug Kwan <dougkwan@google.com>
2254
2255 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2256 class definition. Add code to handle --target1-rel, --target1-abs
2257 and --target2= options.
2258 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2259 and const.
2260 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2261 member declaration.
2262 (Target_arm::Scan::local, Target_arm::Scan::global,
2263 Target_arm::Relocate::relocate,
2264 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2265 call to Target_arm::get_real_reloc_type.
2266 (Target_arm::get_real_reloc_type): Use command line options to
2267 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2268 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2269 options.
2270
51938283
DK		 22712009-11-25 Doug Kwan <dougkwan@google.com>
2272
2273 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2274 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2275 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2276 formatting.
2277 (Arm_relocate_functions::thm_call): Replace body with a call to
2278 Arm_relocate_functions::thumb_branch_common.
2279 (Arm_relocate_functions::thm_jump24,
2280 Arm_relocate_functions::thm_xpc22): New method definitions.
2281 (Arm_relocate_functions::thumb_branch_common): New method definition.
2282 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2283 operator.
2284 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2285 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2286
e2b8f3c4
RÁE		 22872009-11-24 Rafael Avila de Espindola <espindola@google.com>
2288
2289 * Makefile.am: Build incremental-dump
2290 * Makefile.in: Regenerate.
2291 * incremental-dump.cc: New.
2292 * incremental.cc (Incremental_inputs_header_data,
2293 Incremental_inputs_entry_data): Move to incremental.h
2294 * incremental.h: (Incremental_inputs_header_data,
2295 Incremental_inputs_entry_data): Move from incremental.cc
2296
bcba9aec
RÁE		 22972009-11-24 Rafael Avila de Espindola <espindola@google.com>
2298
2299 * incremental.cc (Incremental_inputs_header,
2300 Incremental_inputs_header_write, Incremental_inputs_entry,
2301 Incremental_inputs_entry_write): Add a typedef with the data type.
2302
7c3afe08
RÁE		 23032009-11-24 Rafael Avila de Espindola <espindola@google.com>
2304
2305 * incremental.cc (Incremental_inputs_header,
2306 Incremental_inputs_header_write, Incremental_inputs_entry,
2307 Incremental_inputs_entry_write): Update comment about which
2308 type has the filed descriptions.
2309
d204b6e9
DK		 23102009-11-15 Doug Kwan <dougkwan@google.com>
2311
2312 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2313 (Arm_relocate_functions::arm_branch_common): Change method defintion
2314 in class definition to a method declaration and update list of formal
2315 parameters.
2316 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2317 Arm_relocation_functions::jump24): Adjust call to
2318 Arm_relocate_functions::arm_branch_common. Update list of formal
2319 parameters.
2320 (Arm_relocate_functions::xpc25): New method definition.
2321 (Arm_relocate_functions::arm_branch_common): Move method defintion
2322 out from class definition. Use stubs for mode-switching and extending
2323 branch ranges.
2324 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2325 specially. Change code to enable use of stubs in ARM branches.
2326
43d12afe
DK		 23272009-11-10 Doug Kwan <dougkwan@google.com>
2328
2329 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2330 in method declaration.
2331 (Target_arm::relocate_stub): New method declaration.
2332 (Target_arm::default_target): Change to return a pointer instead of
2333 a const reference.
2334 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2335 Target_arm::default_target.
2336 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2337 method definition.
2338 (Target_arm::relocate_section): Adjust view.
2339 (Target_arm::relocate_stub): New method definition.
2340
ac33a407
DK		 23412009-11-10 Doug Kwan <dougkwan@google.com>
2342
2343 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2344 a format warning.
2345 * incremental.cc (open_incremental_binary): Initialized local
2346 variables to avoid warnings.
2347 * object.cc (make_elf_object): Ditto.
2348 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2349 a format warning.
2350
88ee28e9
L		 2351009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2352
2353 PR gold/10930
2354 * testsuite/plugin_test.c: Include "config.h".
2355
2daedcd6
DK		 23562009-11-09 Doug Kwan <dougkwan@google.com>
2357
2358 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2359 (arm_symbol_value): Remove.
2360 (Arm_relocate_functions::arm_branch_common,
2361 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2362 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2363 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2364 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2365 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2366 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2367 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2368 Arm_relocate_functions::thm_mobw_abs_nc,
2369 Arm_relocate_functions::thm_mov_abs,
2370 Arm_relocate_functions::movw_prel_nc,
2371 Arm_relocate_functions::thm_movt_abs,
2372 Arm_relocate_functions::movt_prel,
2373 Arm_relocate_functions::thm_movw_prel_nc,
2374 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2375 (Target_arm::Relocate::relocate): Only decompose address into two
2376 parts if relocation type uses the thumb-bit and pass the actual
2377 bit instead of a flag indicating that the thumb-bit is used. Adjust
2378 calls to methods in Arm_relocate_functions for this change.
2379
1276bc89 23802009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 2381
2382 PR 10925
2383 * reloc.cc: Instantiate
2384 Sized_relobj::initialize_input_to_output_maps and
2385 Sized_relobj:free_input_to_output_maps.
2386
e53ad1b5
ILT		 23872009-11-06 Ian Lance Taylor <iant@google.com>
2388
2389 PR 10876
2390 * defstd.cc (in_segment): Set only_if_ref true for "end".
2391
eb44217c
DK		 23922009-11-06 Doug Kwan <dougkwan@google.com>
2393
2394 * arm.cc (class Reloc_stub): Correct a comment.
2395 (Target_arm::Target_arm): Initialize arm_input_section_map_.
2396 (Target_arm::scan_section_for_stubs): New method declaration.
2397 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
2398 Change methods from private to protected.
2399 (Target_arm::do_may_relax): New method definition.
2400 (Target_arm::do_relax, Target_arm::group_sections,
2401 Target_arm::scan_reloc_for_stub,
2402 Target_arm::scan_reloc_section_for_stubs): New method declarations.
2403 (Target_arm::arm_input_section_map_): New data member declaration.
2404 (Target_arm::scan_reloc_for_stub,
2405 Target_arm::scan_reloc_section_for_stubs,
2406 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
2407 Target_arm::do_relax): New method definitions.
2408
5d329b7d
ILT		 24092009-11-06 Mikolaj Zalewski <mikolaj@google.com>
2410
2411 * configure.ac: Check for (struct stat)::st_mtim
2412 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
2413 * config.in: Regenerate.
2414 * configure: Regenerate.
2415
96a0d71b
ILT		 24162009-11-05 Ian Lance Taylor <iant@google.com>
2417
2418 PR 10910
2419 * output.cc (Output_segment::add_output_section): Add missing
2420 return statement.
2421
594c8e5e
ILT		 24222009-11-04 Ian Lance Taylor <iant@google.com>
2423
2424 PR 10880
2425 * object.h (class Object): Add is_needed and set_is_needed
2426 methods. Add is_needed_ field. Make bool fields into bitfields.
2427 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
2428 defined in a dynamic object and referenced by a regular object,
2429 set is_needed for the dynamic object.
2430 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
2431 if the file is marked with as_needed and it is not needed.
2432
22b127cc
ILT		 24332009-11-04 Ian Lance Taylor <iant@google.com>
2434
2435 PR 10887
2436 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
2437 tags if data is discarded by linker script.
2438 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2439 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2440 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2441 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2442
f5c870d2
ILT		 24432009-11-04 Ian Lance Taylor <iant@google.com>
2444
2445 * layout.cc (Layout::get_output_section): Add is_interp and
2446 is_dynamic_linker_section parameters. Change all callers.
2447 (Layout::choose_output_section): Likewise.
2448 (Layout::make_output_section): Likewise.
2449 (Layout::add_output_section_data): Add is_dynamic_linker_section
2450 parameter. Change all callers.
2451 * layout.h (class Layout): Update declarations.
2452 * output.h (class Output_section): Add is_interp, set_is_interp,
2453 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
2454 Add is_interp_, is_dynamic_linker_section_ fields. Change
2455 generate_code_fills_at_write_ to a bitfield.
2456 * output.cc (Output_section::Output_sections): Initialize new
2457 fields.
2458 (Output_segment::add_output_section): Add do_sort parameter.
2459 Change all callers.
2460
1ae4d23b
ILT		 24612009-11-03 Ian Lance Taylor <iant@google.com>
2462
2463 PR 10860
2464 * options.h (class General_options): Add --warn-common.
2465 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
2466 merging two common symbols.
2467 (Symbol_table::should_override): Handle --warn-common when merging
2468 a common symbol with a defined symbol. Use report_resolve_problem
2469 for multiple definitions.
2470 (Symbol_table::report_resolve_problem): New function.
2471 * symtab.h (class Symbol_table): Declare report_resolve_problem.
2472
55da9579
DK		 24732009-11-03 Doug Kwan <dougkwan@google.com>
2474
2475 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
2476 stub_factory_.
2477 (Target_arm::stub_factory): New method definition.
2478 (Target_arm::new_arm_input_section,
2479 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
2480 Target_arm::reloc_uses_thumb_bit): New method declarations.
2481 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
2482 New type definitions.
2483 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
2484 member declarations.
2485 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
2486 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
2487 New method definitions.
2488
37a9ac43
ILT		 24892009-11-03 Ian Lance Taylor <iant@google.com>
2490
2491 * options.h (class General_options): Add --warn_constructors.
2492
b3d6a3d4
ILT		 24932009-11-03 Ian Lance Taylor <iant@google.com>
2494
2495 PR 10893
2496 * defstd.cc (in_section): Add entries for __rel_iplt_start,
2497 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
2498
934b01dd
ILT		 24992009-11-03 Ian Lance Taylor <iant@google.com>
2500
2501 PR 10895
2502 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
2503 --msgid-bugs-address.
2504 (install-pdf): New target.
2505 (install-data_yes): Look up one directory to find mkinstalldirs.
2506
03c1939b
L		 25072009-11-03 H.J. Lu <hongjiu.lu@intel.com>
2508
2509 * po/Make-in (.po.gmo): Don't generate .gmo files in source
2510 tree.
2511
ebd95253
DK		 25122009-10-30 Doug Kwan <dougkwan@google.com>
2513
2514 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
2515
e9bbb538
DK		 25162009-10-30 Doug Kwan <dougkwan@google.com>
2517
2518 * arm.cc (Stub_addend_reader): New struct template definition
2519 and partial specializations.
2520 (Stub_addend_reader::operator()): New method definition for a
2521 partially specialized template.
2522
d5b40221
DK		 25232009-10-30 Doug Kwan <dougkwan@google.com>
2524
2525 * arm.cc (Arm_relobj::processor_specific_flags): New method
2526 definition.
2527 (Arm_relobj::do_read_symbols): New method declaration.
2528 (Arm_relobj::processor_specific_flags_): New data member declaration.
2529 (Arm_dynobj): New class definition.
2530 (Target_arm::do_finalize_sections): Add input_objects parameter.
2531 (Target_arm::do_adjust_elf_header): New method declaration.
2532 (Target_arm::are_eabi_versions_compatible,
2533 (Target_arm::merge_processor_specific_flags): New method declaration.
2534 (Target_arm::do_make_elf_object): New overloaded method definitions
2535 and declaration.
2536 (Arm_relobj::do_read_symbols): New method definition.
2537 (Arm_dynobj::do_read_symbols): Ditto.
2538 (Target_arm::do_finalize_sections): Add input_objects parameters.
2539 Merge processor-specific flags from all input objects.
2540 (Target_arm::are_eabi_versions_compatible,
2541 Target_arm::merge_processor_specific_flags,
2542 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
2543 New method definitions.
2544 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
2545 Input_objects pointer type parameter.
2546 * layout.cc (Layout::finalize): Pass input objects to target's.
2547 finalize_sections function.
2548 * output.cc (Output_file_header::do_sized_write): Set ELF file
2549 header's processor-specific flags.
2550 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
2551 Input_objects pointer type parameter.
2552 * sparc.cc (Target_sparc::do_finalize_sections): Same.
2553 * target.h (Input_objects): New forward class declaration.
2554 (Target::processor_specific_flags,
2555 Target::are_processor_specific_flags_sect): New method definitions.
2556 (Target::finalize_sections): Add input_objects parameter.
2557 (Target::Target): Initialize processor_specific_flags_ and
2558 are_processor_specific_flags_set_.
2559 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
2560 parameter.
2561 (Target::set_processor_specific_flags): New method definition.
2562 (Target::processor_specific_flags_,
2563 Target::are_processor_specific_flags_set_): New data member
2564 declarations.
2565 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
2566 Input_objects pointer type parameter.
2567
ebabffbd
DK		 25682009-10-30 Doug Kwan <dougkwan@google.com>
2569
2570 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
2571
ad0f2072
ILT		 25722009-10-28 Ian Lance Taylor <iant@google.com>
2573
2574 * object.h (class Relobj): Drop options parameter from
2575 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
2576 do_scan_relocs, do_relocate. Change all callers.
2577 (class Sized_relobj): Drop options parameters from
2578 do_gc_process_relocs, do_scan_relocs, do_relocate,
2579 do_relocate_sections, relocate_sections, emit_relocs_scan,
2580 emit_relocs_scan_reltype. Change all callers.
2581 (struct Relocate_info): Remove options field and all references to
2582 it.
2583 * reloc.h (class Read_relocs): Remove options constructor
2584 parameter and options_ field. Change all callers.
2585 (class Gc_process_relocs, class Scan_relocs): Likewise.
2586 (class Relocate_task): Likewise.
2587 * target-reloc.h (scan_relocs): Remove options parameter. Change
2588 all callers.
2589 (scan_relocatable_relocs): Likewise.
2590 * target.h (class Sized_target): Remove options parameter from
2591 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
2592 all callers.
2593 * gc.h (gc_process_relocs): Remove options parameter. Change all
2594 callers.
2595 * arm.cc: Update functions to remove options parameters.
2596 * i386.cc: Likewise.
2597 * powerpc.cc: Likewise.
2598 * sparc.cc: Likewise.
2599 * x86_64.cc: Likewise.
2600 * testsuite/testfile.cc: Likewise.
2601
8ffa3667
DK		 26022009-10-28 Doug Kwan <dougkwan@google.com>
2603
2604 * arm.cc (Arm_relobj): New class definition.
2605 (Arm_relobj::scan_sections_for_stubs,
2606 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
2607 New method definitions.
2608
40f36857
CC		 26092009-10-28 Cary Coutant <ccoutant@google.com>
2610
2611 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
2612 (Plugin::cleanup_done_): New member.
2613 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
2614 (Plugin_manager::cleanup_done_): Remove.
2615 (Plugin_manager::add_input_file): Edit error message.
2616 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
2617 (Plugin_manager::cleanup): Remove use of cleanup_done_.
2618
2c849493
ILT		 26192009-10-27 Mikolaj Zalewski <mikolajz@google.com>
2620
2621 * fileread.cc: (File_read::View::~View): Use the new
2622 data_ownership_ filed.
2623 (File_read::~File_read): Dispose the new whole_file_view_.
2624 (File_read::open): Mmap the whole file if needed.
2625 (File_read::open): Use whole_file_view_ instead of contents_.
2626 (File_read::find_view): Use whole_file_view_ if applicable.
2627 (File_read::do_read): Use whole_file_view_ instead of contents_.
2628 (File_read::make_view): Use whole_file_view_ instead of contents_,
2629 update File_read::View::View call.
2630 (File_read::find_or_make_view): Update File_read::View::View
2631 call.
2632 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
2633 remove contents_
2634 (File_read::View::Data_ownership): New enum.
2635 (File_read::View::View): Replace bool mapped_ with Data_ownership
2636 argument.
2637 (File_read::View::mapped_): Remove (replaced by data_ownership_).
2638 (File_read::View::data_ownership_): New field.
2639 (File_read::contents_): Remove (replaced by whole_file_view_).
2640 (File_read::whole_file_view_): New field.
2641 * options.h (class General_options): Add --keep-files-mapped.
2642
24998053
CC		 26432009-10-27 Cary Coutant <ccoutant@google.com>
2644
2645 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
2646 * testsuite/Makefile.am (plugin_test_5): New test case.
2647 * testsuite/Makefile.in: Regenerate.
2648
72adc4fa
DK		 26492009-10-25 Doug Kwan <dougkwan@google.com>
2650
2651 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
2652 from private to protected to allow access by child class.
2653 (Sized_relobj::do_relocate_sections): New method declaration.
2654 (Sized_relobj::relocate_sections): Virtualize.
2655 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
2656 Sized_relobj::relocate_sections. Instantiate template explicitly
2657 for different target sizes and endianity.
2658
07f508a2
DK		 26592009-10-24 Doug Kwan <dougkwan@google.com>
2660
2661 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
2662 (Arm_input_section::as_arm_input_section): New method.
2663 (Arm_output_section): New class definition.
2664 (Arm_output_section::create_stub_group,
2665 Arm_output_section::group_sections): New method definitions.
2666
10ad9fe5
DK		 26672009-10-22 Doug Kwan <dougkwan@google.com>
2668
2669 * arm.cc (Arm_input_section): New class definition.
2670 (Arm_input_section::init, Arm_input_section:do_write,
2671 Arm_input_section::set_final_data_size,
2672 Arm_input_section::do_reset_address_and_file_offset): New method
2673 definitions.
2674
56ee5e00
DK		 26752009-10-21 Doug Kwan <dougkwan@google.com>
2676
2677 * arm.cc (Stub_table, Arm_input_section): New forward class
2678 declarations.
2679 (Stub_table): New class defintion.
2680 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
2681 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
2682 New method definition.
2683
b569affa
DK		 26842009-10-21 Doug Kwan <dougkwan@google.com>
2685
2686 * arm.cc: Update copyright comments.
2687 (Target_arm): New forward class template declaration.
2688 (Arm_address): New type.
2689 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
2690 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
2691 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
2692 constants.
2693 (Insn_template): Same.
2694 (DEF_STUBS): New macro.
2695 (Stub_type): New enum type.
2696 (Stub_template): New class definition.
2697 (Stub): Same.
2698 (Reloc_stub): Same.
2699 (Stub_factory): Same.
2700 (Target_arm::Target_arm): Initialize may_use_blx_ and
2701 should_force_pic_veneer_.
2702 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
2703 Target_arm::should_force_pic_veneer,
2704 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
2705 Target_arm::using_thumb_only, Target_arm:;default_target): New
2706 method defintions.
2707 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
2708 New data member declarations.
2709 (Insn_template::size, Insn_template::alignment): New method defintions.
2710 (Stub_template::Stub_template): New method definition.
2711 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
2712 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
2713 (Stub_factory::Stub_factory): New method definition.
2714 * gold.h (string_hash): New template.
2715 * output.h (Input_section_specifier::hash_value): Use
2716 gold::string_hash.
2717 (Input_section_specifier::string_hash): Remove.
2718 * stringpool.cc (Stringpool_template::string_hash): Use
2719 gold::string_hash.
2720
6c172549
DK		 27212009-10-20 Doug Kwan <dougkwan@google.com>
2722
2723 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
2724 symbols of relaxed input sections.
2725 * output.h (Output_section::find_relaxed_input_section): Make
2726 method public.
2727
c5617f2f
DK		 27282009-10-16 Doug Kwan <dougkwan@google.com>
2729
2730 * dynobj.cc (Versions::Versions): Initialize version_script_.
2731 Only insert base version symbol definition for a shared object
2732 if version script defines any version versions.
2733 (Versions::define_base_version): New method definition.
2734 (Versions::add_def): Check that base version is not needed.
2735 (Versions::add_need): Define base version lazily.
2736 * dynobj.h (Versions::define_base_version): New method declaration.
2737 (Versions::needs_base_version_): New data member declaration.
2738 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
2739 (check_DATA): Add no_version_test.stdout.
2740 (libno_version_test.so, no_version_test.o no_version_test.stdout):
2741 New make rules.
2742 * testsuite/Makefile.in: Regenerate.
2743 * testsuite/no_version_test.c: New file.
2744 * testsuite/no_version_test.sh: Ditto.
2745
3c12dcdb
DK		 27462009-10-16 Doug Kwan <dougkwan@google.com>
2747
2748 * expression.cc (class Segment_start_expression): New class definition.
2749 (Segment_start_expression::value): New method definition.
2750 (script_exp_function_segment_start): Return a new
2751 Segment_start_expression.
2752 * gold/script-c.h (script_saw_segment_start_expression): New function
2753 prototype.
2754 * script-sections.cc (Script_sections::Script_sections): Initialize
2755 SAW_SEGMENT_START_EXPRESSION_ to false.
2756 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
2757 and -Tbbs options to specify section addresses if given in
2758 command line and no SEGMENT_START expression is seen in a script.
2759 * script-sections.h (Script_sections::saw_segment_start_expression,
2760 Script_sections::set_saw_segment_start_expression): New method
2761 definition.
2762 (Script_sections::saw_segment_start_expression_): New data member
2763 declaration.
2764 * script.cc (script_saw_segment_start_expression): New function.
2765 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
2766 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
2767 script_test_7.sh and script_test_8.sh.
2768 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
2769 script_test_8.stdout.
2770 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
2771 (script_test_6, script_test_6.stdout, script_test_7,
2772 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
2773 * Makefile.in: Regenerate.
2774 * testsuite/script_test_6.sh: New file.
2775 * testsuite/script_test_6.t: Same.
2776 * testsuite/script_test_7.sh: Same.
2777 * testsuite/script_test_7.t: Same.
2778 * testsuite/script_test_8.sh: Same.
2779
64b1ae37
DK		 27802009-10-16 Doug Kwan <dougkwan@google.com>
2781
2782 * output.cc (Output_segment::set_section_list_address): Cast
2783 expressions to unsigned long long type to avoid format warnings.
2784
661be1e2
ILT		 27852009-10-15 Ian Lance Taylor <iant@google.com>
2786
12edd763 2787 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 2788 dot assignment to script_sections_.
12edd763
ILT		 2789 * script-sections.cc (Script_sections::add_dot_assignment):
2790 Initialize if necessary.
2791
68b6574b
ILT		 2792 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
2793 program headers with no load segment if there is a linker script.
2794
661be1e2
ILT		 2795 * layout.cc (Layout::set_segment_offsets): Align the file offset
2796 to the segment aligment for -N or -n with no load segment.
2797 * output.cc (Output_segment::add_output_section): Don't crash if
2798 the first section is a TLS section.
2799 (Output_segment::set_section_list_addresses): Print an error
2800 message if the address moves backward in a linker script.
2801 * script-sections.cc
2802 (Output_section_element_input::set_section_addresses): Don't
2803 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
2804 (Orphan_output_section::set_section_addresses): Likewise.
2805
f15f61a7
DK		 28062009-10-15 Doug Kwan <dougkwan@google.com>
2807
2808 * layout.cc (Layout::finish_dynamic_section): Generate tags
2809 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
2810 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
2811 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
2812
82bb573a
ILT		 28132009-10-14 Ian Lance Taylor <iant@google.com>
2814
2815 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
2816 fields.
2817 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
2818 data_shdr fields of relinfo.
2819 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
2820 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
2821 R_386_TLS_LDO_32, adjust based on section flags.
2822 (Target_i386::Relocate::fix_up_ldo): Remove.
2823
374ad285
ILT		 28242009-10-13 Ian Lance Taylor <iant@google.com>
2825
2826 Add support for -pie.
2827 * options.h (class General_options): Add -pie and
2828 --pic-executable.
2829 (General_options::output_is_position_independent): Test -pie.
2830 (General_options::output_is_executable): Return true if not shared
2831 and not relocatable.
2832 (General_options::output_is_pie): Remove.
2833 * options.cc (General_options::finalize): Reject incompatible uses
2834 of -pie.
2835 * gold.cc (queue_middle_tasks): A -pie link is not static.
2836 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
2837 * symtab.cc (Symbol::final_value_is_known): Return false if
2838 output_is_position_independent.
2839 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
2840 output_is_position_independent.
2841 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
2842 output_is_position_independent.
2843 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
2844 output_is_position_independent.
2845 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
2846 two_file_pie_test.
2847 (basic_pie_test.o, basic_pie_test): New targets.
2848 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
2849 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
2850 (two_file_pie_test): New target.
2851 * testsuite/Makefile.in: Rebuild.
2852 * README: Remove note saying that -pie is not supported.
2853
c6585162
ILT		 28542009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2855
2856 * options.h (class General_options): Add -init and -fini.
2857 * layout.cc (Layout::finish_dynamic_section): Emit
2858 given init and fini functions.
2859
032ce4e9
ST		 28602009-10-13 Sriraman Tallam <tmsriram@google.com>
2861
2862 * gc.h (gc_process_relocs): Check if icf is enabled using new
2863 function.
2864 * gold.cc (queue_initial_tasks): Likewise.
2865 (queue_middle_tasks): Likewise.
2866 * object.cc (do_layout): Likewise.
2867 * symtab.cc (is_section_folded): Likewise.
2868 * main.cc (main): Likewise.
2869 * reloc.cc (Read_relocs::run): Likewise.
2870 (Sized_relobj::do_scan_relocs): Likewise.
2871 * icf.cc (is_function_ctor_or_dtor): New function.
2872 (Icf::find_identical_sections): Check if function is ctor or dtor when
2873 safe icf is chosen.
2874 * options.h (General_options::icf): Change option to be an enum.
2875 (Icf_status): New enum.
2876 (icf_enabled): New method.
2877 (icf_safe_folding): New method.
2878 (set_icf_status): New method.
2879 (icf_status_): New variable.
2880 * (options.cc) (General_options::finalize): Set icf_status_.
2881 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
2882 icf_test and icf_keep_unique_test to use the --icf enum flag.
2883 * testsuite/icf_safe_test.sh: New file.
2884 * testsuite/icf_safe_test.cc: New file.
2885
f345227a
ST		 28862009-10-12 Sriraman Tallam <tmsriram@google.com>
2887
2888 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
2889 includes to gc.h and icf.h.
2890 * arm.cc: Include gc.h.
2891 * gold.cc: Likewise.
2892 * i386.cc: Likewise.
2893 * powerpc.cc: Likewise.
2894 * sparc.cc: Likewise.
2895 * x86_64.cc: Likewise.
2896 * gc.h: Include icf.h.
2897
1c7814ed
ILT		 28982009-10-11 Ian Lance Taylor <iant@google.com>
2899
2900 * plugin.cc: Include "gold.h" before other header files.
2901
ae3b5189
CD		 29022009-10-10 Chris Demetriou <cgd@google.com>
2903
2904 * options.h (Input_file_argument::Input_file_type): New enum.
2905 (Input_file_argument::is_lib_): Replace with...
2906 (Input_file_argument::type_): New member.
2907 (Input_file_argument::Input_file_argument): Take Input_file_type
2908 'type' rather than boolean 'is_lib' as second argument.
2909 (Input_file_argument::is_lib): Use type_.
2910 (Input_file_argument::is_searched_file): New function.
2911 (Input_file_argument::may_need_search): Handle is_searched_file.
2912 * options.cc (General_options::parse_library): Support -l:filename.
2913 (General_options::parse_just_symbols): Update for Input_file_argument
2914 changes.
2915 (Command_line::process): Likewise.
2916 * archive.cc (Archive::get_file_and_offset): Likewise.
2917 * plugin.cc (Plugin_manager::release_input_file): Likewise.
2918 * script.cc (read_script_file, script_add_file): Likewise.
2919 * fileread.cc (Input_file::Input_file): Likewise.
2920 (Input_file::will_search_for): Handle is_searched_file.
2921 (Input_file::open): Likewise.
2922 * readsyms.cc (Read_symbols::get_name): Likewise.
2923 * testsuite/Makefile.am (searched_file_test): New test.
2924 * testsuite/Makefile.in: Regenerate.
2925 * testsuite/searched_file_test.cc: New file.
2926 * testsuite/searched_file_test_lib.cc: New file.
2927
f3048a1d
ILT		 29282009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2929 Ian Lance Taylor <iant@google.com>
2930
2931 * descriptor.cc: Include <cstdio> and "binary-io.h".
2932 (Descriptors::open): Open the files in binary mode always.
2933 * script.cc (Lex::get_token): Treat \r as whitespace.
2934
d4780e57
ILT		 29352009-10-09 Ian Lance Taylor <iant@google.com>
2936
2937 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
2938
d9a893b8
ILT		 29392009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2940 Ian Lance Taylor <iant@google.com>
2941
2942 * configure.ac: Check for readv function also.
2943 * fileread.cc (readv): Define if not HAVE_READV.
2944 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
2945 does not exist.
2946 * config.in: Regenerate.
2947 * configure: Regenerate.
2948
c0a62865
DK		 29492009-10-09 Doug Kwan <dougkwan@google.com>
2950
2951 * layout.cc (Layout::make_output_section): Call target hook to make
2952 ordinary output section.
2953 (Layout::finalize): Adjust parameter list of call the
2954 Target::may_relax().
2955 * layout.h (class Layout::section_list): New method.
2956 * merge.h (Output_merge_base::entsize): Change visibility to public.
2957 (Output_merge_base::is_string, Output_merge_base::do_is_string):
2958 New methods.
2959 (Output_merge_string::do_is_string): New method.
2960 * object.cc (Sized_relobj::do_setup): renamed from
2961 Sized_relobj::set_up.
2962 * object.h (Sized_relobj::adjust_shndx,
2963 Sized_relobj::initializ_input_to_output_maps,
2964 Sized_relobj::free_input_to_output_maps): Change visibilities to
2965 protected.
2966 (Sized_relobj::setup): Virtualize.
2967 (Sized_relobj::do_setup): New method declaration.
2968 (Sized_relobj::invalidate_section_offset,
2969 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
2970 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
2971 * options.cc (parse_int): New function.
2972 * options.h (parse_int): New declaration.
2973 (DEFINE_int): New macro.
2974 (stub_group_size): New option.
2975 * output.cc (Output_section::Output_section): Initialize memebers
2976 merge_section_map_, merge_section_by_properties_map_,
2977 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
2978 (Output_section::add_input_section): Handled deferred code-fill
2979 generation and remove an old comment.
2980 (Output_section::add_relaxed_input_section): New method definition.
2981 (Output_section::add_merge_input_section): Use merge section by
2982 properties map to speed to search. Update merge section maps
2983 as appropriate.
2984 (Output_section::build_relaxation_map): New method definition.
2985 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2986 Same.
2987 (Output_section::relax_input_section): Renamed to
2988 Output_section::convert_input_sections_to_relaxed_sections and change
2989 interface to take a vector of pointers to relaxed sections.
2990 (Output_section::find_merge_section,
2991 Output_section::find_relaxed_input_section): New method definitions.
2992 (Output_section::is_input_address_mapped,
2993 Output_section::output_offset, Output_section::output_address):
2994 Use output section data maps to speed up searching.
2995 (Output_section::find_starting_output_address): Add comments.
2996 (Output_section::do_write,
2997 Output_section::write_to_postprocessing_buffer): Do code-fill
2998 generation as appropriate.
2999 (Output_section::get_input_sections): Invalidate relaxed input section
3000 map.
3001 (Output_section::restore_states): Adjust type of checkpoint .
3002 Invalidate relaxed input section map.
3003 * output.h (Output_merge_base): New class declaration.
3004 (Input_section_specifier): New class defintion.
3005 (class Output_relaxed_input_section) Change base class to
3006 Output_section_data_build.
3007 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3008 base class initializer.
3009 (Output_section::add_relaxed_input_section): New method declaration.
3010 (Output_section::Input_section): Change visibility to protected.
3011 (Output_section::Input_section::relobj,
3012 Output_section::Input_section::shndx): Handle relaxed input sections.
3013 Output_section::input_sections) Change visibility to protected. Also
3014 define overload to return a non-const pointer.
3015 (Output_section::Merge_section_properties): New class defintion.
3016 (Output_section::Merge_section_by_properties_map,
3017 Output_section::Output_section_data_by_input_section_map,
3018 Output_section::Relaxation_map): New types.
3019 (Output_section::relax_input_section): Rename method to
3020 Output_section::convert_input_sections_to_relaxed_sections and change
3021 interface to take a vector of relaxed section pointers.
3022 (Output_section::find_merge_section,
3023 Output_section::find_relaxed_input_section,
3024 Output_section::build_relaxation_map,
3025 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3026 New method declarations.
3027 (Output_section::merge_section_map_
3028 Output_section::merge_section_by_properties_map_,
3029 Output_section::relaxed_input_section_map_,
3030 Output_section::is_relaxed_input_section_map_valid_,
3031 Output_section::generate_code_fills_at_write_): New data members.
3032 * script-sections.cc
3033 (Output_section_element_input::set_section_addresses): Call
3034 current_data_size and addralign methods of relaxed input sections.
3035 (Orphan_output_section::set_section_addresses): Call current_data_size
3036 and addralign methods of relaxed input sections.
3037 * symtab.cc (Symbol_table::compute_final_value): Extract template
3038 from the body of Symbol_table::sized_finalize_symbol.
3039 (Symbol_table::sized_finalized_symbol): Call
3040 Symbol_table::compute_final_value.
3041 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3042 (Symbol_table::compute_final_value): New templated method declaration.
3043 * target.cc (Target::do_make_output_section): New method defintion.
3044 * target.h (Target::make_output_section): New method declaration.
3045 (Target::relax): Add more parameters for input objects, symbol table
3046 and layout. Adjust call to do_relax.
3047 (Target::do_make_output_section): New method declaration.
3048 (Target::do_relax): Add parameters for input objects, symbol table
3049 and layout.
3050
d446d6c4
ILT		 30512009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3052
3053 * pread.c: Include stdio.h.
3054
bc06c745
ILT		 30552009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3056
3057 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3058 defined.
3059
75aea3d0
ILT		 30602009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3061
3062 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3063 Change read_shndx type to unsigned int.
3064 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3065 int.
3066 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3067 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3068 Change read_shndx type to unsigned int.
3069 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3070 int.
3071 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3072 * layout.cc (Layout::create_symtab_sections): Cast the result of
3073 local_symcount * symsize to off_t in the gold_assert.
3074
be8fcb75
ILT		 30752009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3076
3077 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3078 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3079 R_ARM_BASE_ABS.
3080 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3081 (Arm_relocate_functions::thm_abs5): New function.
3082 (Arm_relocate_functions::abs12): New function.
3083 (Arm_relocate_functions::abs16): New function.
3084 (Arm_relocate_functions::base_abs): New function.
3085 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3086 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3087 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3088 R_ARM_BASE_ABS.
3089 (Scan::global): Likewise.
3090 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3091 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3092 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3093 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3094 R_ARM_BASE_ABS.
3095
c2a122b6
ILT		 30962009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3097
3098 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3099 (Arm_relocate_functions::movt_prel): New function.
3100 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3101 (Arm_relocate_functions::thm_movt_prel): New function.
3102 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3103 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3104 (Scan::global, Relocate::relocate): Likewise.
3105 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3106
c4aa1e2d
ILT		 31072009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3108
3109 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3110 Incremental_checker.
3111 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3112 unsigned int.
3113 (class Incremental_inputs_header): New class.
3114 (Incremental_inputs_header_writer): Edit comment.
3115 (Incremental_inputs_entry): New class.
3116 (Incremental_inputs_entry_writer): Edit comment.
3117 (Sized_incremental_binary::do_find_incremental_inputs_section):
3118 Add *strtab_shndx parameter, fill it.
3119 (Sized_incremental_binary::do_check_inputs): New method.
3120 (Incremental_checker::can_incrementally_link_output_file): Use
3121 Sized_incremental_binary::check_inputs.
3122 (Incremental_inputs::report_command_line): Save command line in
3123 command_line_.
3124 * incremental.h:
3125 (Incremental_binary::find_incremental_inputs_section): New
3126 method.
3127 (Incremental_binary::do_find_incremental_inputs_section): Add
3128 strtab_shndx parameter.
3129 (Incremental_binary::do_check_inputs): New pure virtual method.
3130 (Sized_incremental_binary::do_check_inputs): Declare.
3131 (Incremental_checker::Incremental_checker): Add incremental_inputs
3132 parameter, use it to initialize incremental_inputs_.
3133 (Incremental_checker::incremental_inputs_): New field.
3134 (Incremental_checker::command_line): New method.
3135 (Incremental_checker::inputs): New method.
3136 (Incremental_checker::command_line_): New field.
3137
c549a694
ILT		 31382009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3139
3140 * incremental.cc: Include <cstdarg> and "target-select.h".
3141 (vexplain_no_incremental): New function.
3142 (explain_no_incremental): New function.
3143 (Incremental_binary::error): New method.
3144 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3145 method.
3146 (make_sized_incremental_binary): New function.
3147 (open_incremental_binary): New function.
3148 (can_incrementally_link_file): Add checks if output is ELF and has
3149 inputs section.
3150 * incremental.h: Include "elfcpp_file.h" and "output.h".
3151 (Incremental_binary): New class.
3152 (Sized_incremental_binary): New class.
3153 (open_incremental_binary): Declare.
3154 * object.cc (is_elf_object): Use
3155 elfcpp::Elf_recognizer::is_elf_file.
3156 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3157 * output.h (Output_file::filesize): New method.
3158
fd3c5f0b
ILT		 31592009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3160
3161 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3162 New function.
3163 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3164 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3165 function.
3166 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3167 function.
3168 (Arm_relocate_functions::movw_abs_nc): New function.
3169 (Arm_relocate_functions::movt_abs): New function.
3170 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3171 (Arm_relocate_functions::thm_movt_abs): New function.
3172 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3173 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3174 (Scan::global): Likewise.
3175 (Relocate::relocate): Likewise.
3176 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3177
7f5309a5
ILT		 31782009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3179
3180 * arm.cc (Arm_relocate_functions::got_prel) New function.
3181 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3182 (Relocate::relocate): Likewise.
3183 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3184
364c7fa5
ILT		 31852009-10-06 Ian Lance Taylor <iant@google.com>
3186
3187 * options.h (class General_options): Define
3188 split_stack_adjust_size parameter.
3189 * object.h (class Object): Add uses_split_stack_ and
3190 has_no_split_stack_ fields. Add uses_split_stack and
3191 has_no_split_stack accessor functions. Declare
3192 handle_split_stack_section.
3193 (class Reloc_symbol_changes): Define.
3194 (class Sized_relobj): Define Function_offsets. Declare
3195 split_stack_adjust, split_stack_adjust_reltype, and
3196 find_functions.
3197 * object.cc (Object::handle_split_stack_section): New function.
3198 (Sized_relobj::do_layout): Call handle_split_stack_section.
3199 * dynobj.cc (Sized_dynobj::do_layout): Call
3200 handle_split_stack_section.
3201 * reloc.cc (Sized_relobj::relocate_sections): Call
3202 split_stack_adjust for executable sections in split_stack
3203 objects. Pass reloc_map to relocate_section.
3204 (Sized_relobj::split_stack_adjust): New function.
3205 (Sized_relobj::split_stack_adjust_reltype): New function.
3206 (Sized_relobj::find_functions): New function.
3207 * target-reloc.h: Include "object.h".
3208 (relocate_section): Add reloc_symbol_changes parameter. Change
3209 all callers.
3210 * target.h (class Target): Add calls_non_split method. Declare
3211 do_calls_non_split virtual method. Declare match_view and
3212 set_view_to_nop.
3213 * target.cc: Include "elfcpp.h".
3214 (Target::do_calls_non_split): New function.
3215 (Target::match_view): New function.
3216 (Target::set_view_to_nop): New function.
3217 * gold.cc (queue_middle_tasks): Give an error if mixing
3218 split-stack and non-split-stack objects with -r.
3219 * i386.cc (Target_i386::relocate_section): Add
3220 reloc_symbol_changes parameter.
3221 (Target_i386::do_calls_non_split): New function.
3222 * x86_64.cc (Target_x86_64::relocate_section): Add
3223 reloc_symbol_changes parameter.
3224 (Target_x86_64::do_calls_non_split): New function.
3225 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3226 parameter.
3227 * powerpc.cc (Target_powerpc::relocate_section): Add
3228 reloc_symbol_changes parameter.
3229 * sparc.cc (Target_sparc::relocate_section): Add
3230 reloc_symbol_changes parameter.
3231 * configure.ac: Call AM_CONDITIONAL for the default target.
3232 * configure: Rebuild.
3233 * testsuite/Makefile.am (TEST_AS): New variable.
3234 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3235 (check_DATA): Add split_i386 and split_x86_64 files.
3236 (SPLIT_DEFSYMS): Define.
3237 (split_i386_[1234n].o): New targets.
3238 (split_i386_[124]): New targets.
3239 (split_i386_[1234r].stdout): New targets.
3240 (split_x86_64_[1234n].o): New targets.
3241 (split_x86_64_[124]): New targets.
3242 (split_x86_64_[1234r].stdout): New targets.
3243 (MOSTLYCLEANFILES): Add new executables.
3244 * testsuite/split_i386.sh: New file.
3245 * testsuite/split_x86_64.sh: New file.
3246 * testsuite/split_i386_1.s: New file.
3247 * testsuite/split_i386_2.s: New file.
3248 * testsuite/split_i386_3.s: New file.
3249 * testsuite/split_i386_4.s: New file.
3250 * testsuite/split_i386_n.s: New file.
3251 * testsuite/split_x86_64_1.s: New file.
3252 * testsuite/split_x86_64_2.s: New file.
3253 * testsuite/split_x86_64_3.s: New file.
3254 * testsuite/split_x86_64_4.s: New file.
3255 * testsuite/split_x86_64_n.s: New file.
3256 * testsuite/testfile.cc (Target_test): Update relocation_section
3257 function.
3258 * testsuite/Makefile.in: Rebuild.
3259
e8a9fcda
ILT		 32602009-10-06 Ian Lance Taylor <iant@google.com>
3261
3262 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3263 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3264 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3265 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3266 the address on ldo_addrs_.
3267 (Target_i386::Relocate::fix_up_ldo): New function.
3268
e99daf92
ILT		 32692009-10-06 Rafael Espindola <espindola@google.com>
3270
3271 * plugin.cc (add_input_library): New.
3272 (Plugin::load): Add add_input_library to tv.
3273 (Plugin_manager::add_input_file): Add the is_lib argument.
3274 (add_input_file): Update call to Plugin_manager::add_input_file.
3275 (add_input_library): New.
3276 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3277
966d4097
DK		 32782009-09-30 Doug Kwan <dougkwan@google.com>
3279
3280 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3281 symbol and call Symbol::may_need_copy_reloc to determine if
3282 a copy reloc is needed.
3283 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3284 nocopyreloc is given in command line.
3285 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3286 given in command line.
3287 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3288 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3289 of the removed Target_i386::may_need_copy_reloc.
3290 * options.h (copyreloc): New option with default value false.
3291 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3292 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3293 instead of the removed Target_powerpc::may_need_copy_reloc.
3294 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3295 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3296 instead of the removed Target_sparc::may_need_copy_reloc.
3297 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3298 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3299 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3300 instead of the removed Target_x86_64::may_need_copy_reloc.
3301
029ba973
ILT		 33022009-09-30 Ian Lance Taylor <iant@google.com>
3303
3304 * object.h (class Object): Remove target_ field, and target,
3305 sized_target, and set_target methods.
3306 (Object::sized_target): Remove.
3307 (class Sized_relobj): Update declarations. Remove sized_target.
3308 * object.cc (Sized_relobj::setup): Remove target parameter.
3309 Change all callers.
3310 (Input_objects::add_object): Don't do anything with the target.
3311 (make_elf_sized_object): Add punconfigured parameter. Change all
3312 callers. Set or test parameter target.
3313 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3314 Change all callers.
3315 * parameters.cc (Parameters::set_target): Change parameter type to
3316 be non-const.
3317 (Parameters::default_target): Remove.
3318 (set_parameters_target): Change parameter type to be non-const.
3319 (parameters_force_valid_target): New function.
3320 (parameters_clear_target): New function.
3321 * parameters.h (class Parameters): Update declarations. Remove
3322 default_target method. Add sized_target and clear_target
3323 methods. Change target_ to be non-const.
3324 (set_parameters_target): Update declaration.
3325 (parameters_force_valid_target): Declare.
3326 (parameters_clear_target): Declare.
3327 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3328 as NULL if we aren't searching.
3329 (Add_symbols::run): Don't check for compatible target.
3330 * fileread.cc (Input_file::open_binary): Call
3331 parameters_force_valid_target.
3332 * gold.cc (queue_middle_tasks): Likewise.
3333 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3334 set_target on object.
3335 * dynobj.h (class Sized_dynobj): Update declarations.
3336 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3337 make_elf_object returns NULL.
3338 (Archive::include_member): Don't check whether object target is
3339 compatible.
3340 * output.cc (Output_section::add_input_section): Get target from
3341 parameters.
3342 (Output_section::relax_input_section): Likewise.
3343 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3344 parameters.
3345 (Sized_relobj::do_scan_relocs): Likewise.
3346 (Sized_relobj::relocate_sections): Likewise.
3347 * resolve.cc (Symbol_table::resolve): Likewise.
3348 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3349 parameter. Change all callers.
3350 (Symbol_table::add_from_object): Get target from parameters.
3351 (Symbol_table::add_from_relobj): Don't check object target.
3352 (Symbol_table::add_from_dynobj): Likewise.
3353 (Symbol_table::define_special_symbol): Get target from
3354 parameters.
3355 * symtab.h (class Symbol_table): Update declaration.
3356 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3357 parameter. Change all callers. Clear parameter target.
3358 (Binary_test): Test target here.
3359 * testsuite/object_unittest.cc (gold_testsuite): Remove
3360 target_test_pointer parameter. Change all callers.
3361 (Object_test): Test target here.
3362
a6a22b83
ILT		 33632009-09-26 Ian Lance Taylor <iant@google.com>
3364
3365 * testsuite/initpri1.c: Don't try to use constructor priorities if
3366 compiling with gcc before 4.3.
3367
6a8f49fe
ILT		 33682009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3369
3370 * testsuite/retain_symbols_file_test.sh (check_present): Change
3371 output file name to retain_symbols_file_test.stdout.
3372 (check_absent): Likewise.
3373
8c604651
CS		 33742009-09-18 Craig Silverstein <csilvers@google.com>
3375
3376 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
3377 * options.cc: Include <cerrno> and <fstream>.
3378 (General_options::finalize): Parse -retain-symbols-file tag.
3379 * options.h: New flag.
3380 (General_options): New method should_retain_symbol, new
3381 variable symbols_to_retain.
3382 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
3383 should_retain_symbol map.
3384 * testsuite/Makefile.am (retain_symbols_file_test): New test.
3385 * testsuite/Makefile.in: Regenerate.
3386 * testsuite/retain_symbols_file_test.sh: New file.
3387
ca58b19f
NC		 33882009-09-18 Nick Clifton <nickc@redhat.com>
3389
3390 * po/es.po: Updated Spanish translation.
3391
20e6d0d6
DK		 33922009-09-17 Doug Kwan <dougkwan@google.com>
3393
3394 * debug.h (DEBUG_RELAXATION): New constant.
3395 (DEBUG_ALL): Add DEBUG_RELAXATION.
3396 (debug_string_to_enum): Add relaxation debug option.
3397 * layout.cc
3398 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
3399 Layout::Relaxation_debug_check::read_sections,
3400 Layout::Relaxation_debug_check::read_sections): New method definitions.
3401 (Layout::Layout): Initialize data members
3402 record_output_section_data_from_scrips_,
3403 script_output_section_data_list_ and relaxation_debug_check_.
3404 (Layout::save_segments, Layout::restore_segments,
3405 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3406 Layout::relaxation_loop_body): New method definitions.
3407 (Layout::finalize): Support relaxation. Move section layout code to
3408 Layout::relaxation_loop_body.
3409 (Layout::set_asection_address_from_script): Move code for orphan
3410 section placement out.
3411 (Layout::place_orphan_sections_in_script): New method definition.
3412 * layout.h (Output_segment_headers, Output_file_header):
3413 New forward class declarations.
3414 (Layout::~Layout): Define.
3415 (Layout::new_output_section_data_from_script): New method definition.
3416 (Layout::place_orphan_sections_in_script): New method declaration.
3417 (Layout::Segment_states): New type declaration.
3418 (Layout::save_segments, Layout::restore_segments,
3419 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
3420 Layout::relaxation_loop_body): New method declarations.
3421 (Layout::Output_section_data_list): New type declaration.
3422 (Layout::Relaxation_debug_check): New class definition.
3423 (Layout::record_output_section_data_from_script_,
3424 Layout::script_output_section_data_list_, Layout::segment_states_,
3425 Layout::relaxation_debug_check_): New data members.
3426 * output.cc: (Output_section_headers::do_size): New method definition.
3427 (Output_section_headers::Output_section_headers): Move size
3428 computation to Output_section_headers::do_size.
3429 (Output_segment_headers::do_size): New method definition.
3430 (Output_file_header::Output_file_header): Move size computation to
3431 Output_file_header::do_size and call it.
3432 (Output_file_header::do_size): New method definition.
3433 (Output_data_group::Output_data_group): Adjust call to
3434 Output_section_data.
3435 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
3436 (Output_symtab_xindex::do_write): Add array bound check.
3437 (Output_section::Input_section::print_to_mapfile): Handle
3438 RELAXED_INPUT_SECTION_CODE.
3439 (Output_section::Output_section): Initialize data member checkpoint_.
3440 (Output_section::~Output_section): Delete checkpoint object pointed
3441 by checkpoint_.
3442 (Output_section::add_input_section): Always add an Input_section if
3443 relaxing.
3444 (Output_section::add_merge_input_section): Add assert.
3445 (Output_section::relax_input_section): New method definition.
3446 (Output_section::set_final_data_size): Set load address to zero for
3447 an unallocated section.
3448 (Output_section::do_address_and_file_offset_have_reset_values):
3449 New method definition.
3450 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
3451 Handle relaxed input section.
3452 (Output_section::sort_attached_input_sections): Checkpoint input
3453 section list lazily.
3454 (Output_section::get_input_sections): Change type of input_sections to
3455 list of Simple_input_section pointers. Checkpoint input section list
3456 lazily. Also handle relaxed input sections.
3457 (Output_section::add_input_section_for_script): Take a reference to
3458 a Simple_input_section object instead of Relobj pointer and section
3459 index as parameter. Handle relaxed input sections.
3460 (Output_section::save_states, Output_section::restore_states): New
3461 method definitions.
3462 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
3463 (Output_data::is_data_size_fixed): New method definition.
3464 (Output_data::reset_addresss_and_file_offset): Do not reset data size
3465 if it is fixed.
3466 (Output_data::address_and_file_offset_have_reset_values): New method
3467 definition.
3468 (Output_data::do_address_and_file_offset_have_reset_values): New method
3469 definition.
3470 (Output_data::set_data_size): Check that data size is not fixed.
3471 (Output_data::fix_data_size): New method definition.
3472 (Output_data::is_data_size_fixed_): New data member.
3473 (Output_section_headers::set_final_data_size): New method definition.
3474 (Output_section_headers::do_size): New method declaration.
3475 (Output_segment_headers::set_final_data_size): New method definition.
3476 (Output_segment_headers::do_size): New method declaration.
3477 (Output_file_header::set_final_data_size)::New method definition.
3478 (Output_file_header::do_size)::New method declaration.
3479 (Output_section_data::Output_section_data): Add new parameter
3480 is_data_size_fixed and use it to fix data size.
3481 (Output_data_const::Output_data_const): Adjust call to base class
3482 constructor and fix data size.
3483 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
3484 base class constructor and fix data size.
3485 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
3486 base class constructor and fix data size.
3487 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
3488 class constructor and fix data size.
3489 (Output_data_group::set_final_data_size): New method definition.
3490 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
3491 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
3492 class constructor and fix data size.
3493 (Output_relaxed_input_section): New class definition.
3494 (Output_section::Simple_input_section): New class definition.
3495 (Output_section::get_input_sections): Adjust parameter list.
3496 (Output_section::add_input_section_for_script): Same.
3497 (Output_section::save_states, Output_section::restore_states,
3498 Output_section::do_address_and_file_offset_have_reset_values,
3499 (Output_section::Input_section::Input_section): Handle
3500 RELAXED_INPUT_SECTION_CODE. Add new overload for
3501 Output_relaxed_input_section.
3502 (Output_section::Input_section::is_input_section,
3503 Output_section::Input_section::set_output_section): Handle relaxed
3504 input section.
3505 (Output_section::Input_section::is_relaxed_input_section,
3506 Output_section::Input_section::output_section_data,
3507 Output_section::Input_section::relaxed_input_section): New method
3508 definitions.
3509 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
3510 value.
3511 (Output_section::Input_section::u1_): Update comments.
3512 (Output_section::Input_section::u2_): Add new union member poris.
3513 (Output_section::Checkpoint_output_section): New classs definition.
3514 (Output_section::relax_input_section): New method declaration.
3515 (Output_section::checkpoint_): New data member.
3516 (Output_segment): Update comments.
3517 (Output_segment::Output_segment): Un-privatize copy constructor.
3518 (Output_segment::operator=): Un-privatize.
3519 * script-sections.cc (Output_section_element::Input_section_list):
3520 Change element type to Output_section::Simple_input_section.
3521 (Output_section_element_dot_assignment::set_section_addresses):
3522 Register output section data for relaxation clean up.
3523 (Output_data_exression::Output_data_expression): Adjust call to base
3524 constructor to fix data size.
3525 (Output_section_element_data::set_section_addresses): Register
3526 Output_data_expression object for relaxation clean up.
3527 (struct Input_section_info): Replace Relobj pointer and section index
3528 pair with Output_section::Simple_input_section and Convert struct to a
3529 class.
3530 (Input_section_sorter::operator()): Adjust access to
3531 Input_section_info data member to use accessors.
3532 (Output_section_element_input::set_section_addresses): Use layout
3533 parameter. Adjust code to use Output_section::Simple_input_section
3534 and Input_secction_info classes. Register filler for relaxation
3535 clean up.
3536 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
3537 and section index pair with Output_section::Simple_input_section
3538 class. Adjust code accordingly.
3539 (Phdrs_element::release_segment): New method definition.
3540 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
3541 segment list.
3542 (Script_sections::release_segments): New method definition.
3543 * gold/script-sections.h (Script_sections::release_segments): New
3544 method declaration.
3545 * gold/target.h (Target::may_relax, Target::relax,
3546 Target::do_may_relax, Target::do_relax): New method definitions.
3547
5e445df6
ILT		 35482009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3549
3550 * arm.cc (has_signed_unsigned_overflow): New function.
3551 (Arm_relocate_functions::abs8): New function.
3552 (Target_arm::Scan::local): Handle R_ARM_ABS8.
3553 (Target_arm::Scan::global): Likewise.
3554 (Target_arm::relocate::relocate): Likewise.
3555 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3556 Likewise.
3557
8c604651 35582009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 3559
3560 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
3561 * testsuite/Makefile.in: Regenerate.
3562
1e9cc1c2
NC		 35632009-09-11 Nick Clifton <nickc@redhat.com>
3564
3565 * po/gold.pot: Updated by the Translation project.
3566
6a89f575
CC		 35672009-09-08 Cary Coutant <ccoutant@google.com>
3568
3569 * output.cc (Output_file::open): Add execute permission to empty file.
3570 * testsuite/Makefile.am (permission_test): New test.
3571 * testsuite/Makefile.in: Regenerate.
3572
fdcac5af
ILT		 35732009-09-02 Ian Lance Taylor <iant@google.com>
3574
3575 * output.cc (Output_file::resize): Call map_no_anonymous rather
3576 than map.
3577
44453f85
ILT		 35782009-09-01 Mikolaj Zalewski <mikolajz@google.com>
3579
3580 * gold.cc: Include "incremental.h".
3581 (queue_initial_tasks): Call Incremental_checker methods.
3582 * incremental.cc: Include "output.h".
3583 (Incremental_checker::can_incrementally_link_output_file): New
3584 method.
3585 * incremental.h (Incremental_checker): New class.
3586
3587 * output.cc (Output_file::open_for_modification): New method.
3588 (Output_file::map_anonymous): Changed return type to bool. Record
3589 map in base_ field.
3590 (Output_file::map_no_anonymous): New method, broken out of map.
3591 (Output_file::map): Use map_no_anonymous and map_anonymous.
3592 * output.h (class Output_file): Update declarations.
3593
293c1386
CC		 35942009-08-24 Cary Coutant <ccoutant@google.com>
3595
3596 * options.h (Command_line::Pre_options): New class.
3597 (Command_line::pre_options): New member.
3598 * options.cc (gold::options::ready_to_register): New variable.
3599 (One_option::register_option): Do nothing if not registering options.
3600 Assert if same short option registered twice.
3601 (General_options::General_options): Turn off option registration when
3602 done constructing.
3603 (Command_line::Pre_options::Pre_options): New constructor.
3604
f773f3d2
CC		 36052009-08-24 Cary Coutant <ccoutant@google.com>
3606
06a73cfe
CC		 3607 * options.h (General_options::no_keep_memory): Remove incorrect
3608 short option.
f773f3d2 3609
a15af8e2
RW		 36102009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3611
3612 * Makefile.am (am__skiplex, am__skipyacc): New.
3613 * Makefile.in: Regenerate.
3614
c462b41b
RW		 36152009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3616
14ec8efd
RW		 3617 * Makefile.am (AM_CPPFLAGS): Renamed from ...
3618 (INCLUDES): ... this.
3619 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
3620 (AM_CPPFLAGS): Renamed from ...
3621 (INCLUDE): ... this.
3622 * Makefile.in, testsuite/Makefile.in: Regenerate.
3623
81ecdfbb
RW		 3624 * Makefile.in: Regenerate.
3625 * aclocal.m4: Likewise.
3626 * config.in: Likewise.
3627 * configure: Likewise.
3628 * testsuite/Makefile.in: Likewise.
3629
c462b41b
RW		 3630 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3631 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
3632 * Makefile.in: Regenerate.
3633 * testsuite/Makefile.in: Regenerate.
3634
2da73f13
CC		 36352009-08-19 Cary Coutant <ccoutant@google.com>
3636
3637 * resolve.cc (Symbol_table::resolve): Don't complain about defined
3638 symbols in shared libraries overridden by hidden or internal symbols
3639 in the main program.
3640
2db70501
CD		 36412009-08-19 Chris Demetriou <cgd@google.com>
3642
3643 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
3644 checking source file names in error messages.
3645
f733487b
DK		 36462009-08-18 Doug Kwan <dougkwan@google.com>
3647
3648 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
3649 an elcpp::Ehdr as parameter. Adjust call to set_target.
3650 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
3651 an elfcpp::Ehdr as parameter.
3652 * object.cc (Object::set_target): Remove the version that looks up
3653 a target and sets it.
3654 (Sized_relobj::setup): Take a Target object instead of
3655 an elfcpp::Ehdr as parameter. Adjust call to set_target.
3656 (make_elf_sized_object): Find target and ask target to
3657 make an ELF object.
3658 * object.h: (Object::set_target): Remove the version that looks up
3659 a target and sets it.
3660 (Sized_relobj::setup): Take a Target object instead of
3661 an elfcpp:Ehdr as parameter.
3662 * target.cc: Include dynobj.h.
3663 (Target::do_make_elf_object_implementation): New.
3664 (Target::do_make_elf_object): New.
3665 * target.h (Target::make_elf_object): New template declaration.
3666 (Target::do_make_elf_object): New method declarations.
3667 (Target::do_make_elf_object_implementation): New template declaration.
3668
cc70f101
ILT		 36692009-08-14 Ian Lance Taylor <iant@google.com>
3670
3671 * gold.h (FUNCTION_NAME): Define.
3672 (gold_unreachable): Use FUNCTION_NAME.
3673
ef5e0cb1
ST		 36742009-08-12 Sriraman Tallam <tmsriram@google.com>
3675
3676 * icf.cc (Icf::find_identical_sections): Issue a warning when a
3677 symbol in the --keep-unique list is not found.
3678
48c187ce
ST		 36792009-08-12 Sriraman Tallam <tmsriram@google.com>
3680
3681 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
3682 been maked as --keep-unique.
3683 (Icf::unfold_section): New function.
3684 * icf.h (Icf::unfold_section): New function.
3685 * options.h (General_options::keep_unique): New option.
3686 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
3687 * testsuite/Makefile.in: Regenerate.
3688 * testsuite/icf_keep_unique_test.sh: New file.
3689 * testsuite/icf_keep_unique_test.cc: New file.
3690
645afe0c
CC		 36912009-08-12 Cary Coutant <ccoutant@google.com>
3692
3693 PR 10471
3694 * resolve.cc (Symbol_table::resolve): Check for references from
3695 dynamic objects to hidden and internal symbols.
3696 * testsuite/Makefile.am (hidden_test.sh): New test.
3697 * testsuite/Makefile.in: Regenerate.
3698 * testsuite/hidden_test.sh: New script.
3699 * testsuite/hidden_test_1.c: New test source.
3700 * testsuite/hidden_test_main.c: New test source.
3701
11af873f
DK		 37022009-08-11 Doug Kwan <dougkwan@google.com>
3703
3704 * arm.cc: Update comments.
3705 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
3706 segment to locate the .ARM.exidx section if present.
3707
b9f7d72d
DK		 37082009-08-09 Doug Kwan <dougkwan@google.com>
3709
3710 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
3711 patch.
3712
ddd3c53c
ST		 37132009-08-07 Sriraman Tallam <tmsriram@google.com>
3714 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
3715 compiler warnings.
3716
27721062
ST		 37172009-08-06 Sriraman Tallam <tmsriram@google.com>
3718
3719 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
3720 valid tls_segment only for non-debug-section relocations.
3721 * testsuite/Makefile.am: Add gc_tls_test.
3722 * testsuite/Makefile.in: Regenerate.
3723 * testsuite/gc_tls_test.cc: New file.
3724 * testsuite/gc_tls_test.sh: New file.
3725
ef15dade
ST		 37262009-08-05 Sriraman Tallam <tmsriram@google.com>
3727
3728 * icf.cc: New file.
3729 * icf.h: New file.
3730 * Makefile.am (CCFILES): Add icf.cc.
3731 (HFILES): Add icf.h
3732 * Makefile.in: Regenerate.
3733 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
3734 * gc.h (gc_process_relocs): Populate lists used by icf to contain
3735 section, symbol and addend information for the relocs.
3736 * gold.cc (queue_middle_tasks): Call identical code folding.
3737 * gold.h: Add defines for multimap.
3738 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
3739 to the call of finalize_local_symbols.
3740 * main.cc (main): Create object of class Icf.
3741 * object.cc (Sized_relobj::do_layout): Allow this function to be
3742 called twice during icf.
3743 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
3744 to sections marked as identical by icf.
3745 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
3746 when available.
3747 (Sized_relobj::do_section_entsize): New function.
3748 * object.h (Object::section_entsize): New function.
3749 (Object::do_section_entsize): New pure virtual function.
3750 (Relobj::finalize_local_symbols): Add new parameter.
3751 (Relobj::do_section_entsize): New function.
3752 * options.h (General_options::icf): New option.
3753 (General_options::icf_iterations): New option.
3754 (General_options::print_icf_sections): New option.
3755 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
3756 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
3757 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
3758 icf.
3759 * symtab.cc (Symbol_table::is_section_folded): New function.
3760 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
3761 to sections marked as identical by icf.
3762 * symtab.h (Symbol_table::set_icf): New function.
3763 (Symbol_table::icf): New function.
3764 (Symbol_table::is_section_folded): New function.
3765 (Symbol_table::icf_): New data member.
3766 * target-reloc.h (relocate_section): Ignore sections folded by icf.
3767 * testsuite/Makefile.am: Add commands to build icf_test.
3768 * testsuite/Makefile.in: Regenerate.
3769 * testsuite/icf_test.sh: New file.
3770 * testsuite/icf_test.cc: New file.
3771
c3b65ac4
CD		 37722009-07-24 Chris Demetriou <cgd@google.com>
3773
3774 * layout.cc (is_compressible_debug_section): Fix incorrect
3775 comment about compressed section names.
3776
1caf2c51
ILT		 37772009-07-20 Ian Lance Taylor <ian@airs.com>
3778
3779 PR 10419
3780 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
3781
1ef4d87f
ILT		 37822009-07-16 Ian Lance Taylor <iant@google.com>
3783
3784 PR 10400
3785 * layout.h: #include <map>.
3786 (class Kept_section): Change from struct to class. Add accessors
3787 and setters. Add section size to Comdat_group mapping. Change
3788 Comdat_group to std::map. Add is_comdat_ field. Add
3789 linkonce_size field in union.
3790 (class Layout): Update declaration of find_or_add_kept_section.
3791 Don't declare find_kept_object.
3792 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
3793 parameter. Add object, shndx, is_comdat, and is_group_name
3794 parameters. Change all callers. Adjust for new Kept_section.
3795 (Layout::find_kept_object): Remove.
3796 * object.cc (Sized_relobj::include_section_group): Update use of
3797 Kept_section. Rename secnum to shndx. Only record
3798 Kept_comdat_section if sections are the same size.
3799 (Sized_relobj::include_linkonce_section): Update use of
3800 Kept_section. Only record Kept_comdat_section if sections are the
3801 same size. Set size of linkonce section.
3802 (Sized_relobj::map_to_kept_section): Update call to
3803 get_kept_comdat_section.
3804 * object.h (class Sized_relobj): Rename fields in
3805 Kept_comdat_section to drop trailing underscores; change object
3806 field to Relobj*. Change Kept_comdat_section_table to store
3807 struct rather than pointer.
3808 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
3809 Add kept_object and kept_shndx parameters. Change all callers.
3810 (Sized_relobj::get_kept_comdat_section): Change return type to
3811 bool. Add kept_object and kept_shndx parameters. Change all
3812 callers.
3813 * plugin.cc (Pluginobj::include_comdat_group): Update call to
3814 Layout::find_or_add_kept_section.
3815
37c3b7b0
ILT		 38162009-07-09 Ian Lance Taylor <iant@google.com>
3817
3818 * merge.cc (Object_merge_map::initialize_input_to_output_map):
3819 Reserve space in the hash table.
3820
98fa85cb
ILT		 38212009-07-06 Mikolaj Zalewski <mikolajz@google.com>
3822
3823 * fileread.cc (File_read::get_mtime): New method.
3824 * fileread.h (Timespec): New structure.
3825 (File_read::get_mtime): New method.
3826 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
3827 Renamed from timestamp_nsec.
3828 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
3829 Elf_Xword.
3830 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
3831 timestamp_nsec.
3832 (Incremental_inputs::report_archive): Save mtime; style fix.
3833 (Incremental_inputs::report_obejct): Save mtime; style fix.
3834 (Incremental_inputs::report_script): Save mtime; style fix.
3835 (Incremental_inputs::finalize_inputs): Style fix.
3836 (Incremental_inputs::finalize): Style fix.
3837 (Incremental_inputs::create_input_section_data): Store inputs
3838 mtime.
3839 * incremental.h (Incremental_inputs::report_script): Add mtime
3840 argument.
3841 (Incremental_inputs::Input_info::Input_info): Intialize only one
3842 union member.
3843 (Incremental_inputs::Input_info::archive): Move to nameless
3844 union.
3845 (Incremental_inputs::Input_info::obejct): Move to nameless union.
3846 (Incremental_inputs::Input_info::script): Move to nameless union.
3847 (Incremental_inputs::mtime): New field.
3848 * script.cc (read_input_script): Pass file mtime to
3849 Incremental_input.
3850 * script.h (Script_info::inputs): Style fix.
3851
c9d70757
ILT		 38522009-07-01 Ian Lance Taylor <ian@airs.com>
3853
3854 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
3855 instead of 32.
3856
9c547ec3
ILT		 38572009-06-24 Ian Lance Taylor <iant@google.com>
3858
3859 PR 10156
3860 * layout.cc (Layout::choose_output_section): If we find an
3861 existing section, update the flags.
3862 (Layout::create_notes): New function, broken out of
3863 Layout::finalize.
3864 (Layout::finalize): Don't create note sections.
3865 (Layout::create_note): Don't crash if linker script discards
3866 section.
3867 (Layout::create_gold_note): Likewise.
3868 (Layout::create_build_id): Likewise. Don't set
3869 after_input_sections on the section.
3870 (Layout::create_executable_stack_info): Remove target parameter.
3871 Change caller.
3872 * layout.h (class Layout): Declare create_notes. Update
3873 declaration of create_executable_stack_info.
3874 * gold.cc (queue_middle_tasks): Call create_notes.
3875 * output.cc (Output_section::update_flags_for_input_section): Move
3876 here from output.h. If SHF_ALLOC flag is newly set, mark address
3877 invalid.
3878 * output.h (Output_data::mark_address_invalid): New function.
3879 (class Output_section): Only declare, not define,
3880 update_flags_for_input_section. Remove set_flags.
3881
55458500
ILT		 38822009-06-24 Ian Lance Taylor <iant@google.com>
3883
3884 * script-sections.cc (Output_section_definition::
3885 set_section_addresses): Rename shadowing local load_address to
3886 laddr.
3887
1307d6cd
ILT		 38882009-06-24 Ian Lance Taylor <iant@google.com>
3889
3890 PR 10244
3891 * reloc.cc (relocate_sections): Skip empty relocation sections.
3892
ec3f783e
ILT		 38932009-06-23 Ian Lance Taylor <iant@google.com>
3894
3895 PR 10156
3896 * layout.cc (Layout::create_note): Use choose_output_section
3897 rather than make_output_section.
3898
459c9f1c
ILT		 38992009-06-23 Ian Lance Taylor <iant@google.com>
3900
3901 PR 10237
3902 * options.cc (General_options::parse_V): Set printed_version_.
3903 (General_options::General_options): Initialize printed_version_.
3904 * options.h (class General_options): Add printed_version_ field.
3905 * gold.cc (queue_initial_tasks): If there are no input files,
3906 don't give a fatal error if we printed the version information.
3907 (queue_middle_tasks): If using -r with a shared object, give a
3908 fatal error rather than an ordinary error.
3909
1518dc8f
ILT		 39102009-06-23 Ian Lance Taylor <iant@google.com>
3911
3912 PR 10219
3913 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
3914 (Layout::make_output_section): Set have_stabstr_section_ if we see
3915 a .stab*str section.
3916 (Layout::finalize): Call link_stabs_sections.
3917 (Layout::link_stabs_sections): New file.
3918 * layout.h (class Layout): Add have_stabstr_section_ field.
3919 Declare link_stabs_sections.
3920
3d857b98
DK		 39212009-06-23 Doug Kwan <dougkwan@google.com>
3922
3923 * Makefile.am (libgold_a_LIBADD): New.
3924 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
3925 * Makefile.in: Regenerate.
3926 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
3927 * configure: Regenerate.
3928 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
3929 * fileread.cc: Include sys/state.h
3930 * gold.h: Declare memmem and strndup if found missing.
3931 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
3932
0639a6f6
ILT		 39332009-06-23 Ian Lance Taylor <iant@google.com>
3934
3935 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
3936 * configure: Rebuild.
3937
8d63875c
ILT		 39382009-06-23 Ian Lance Taylor <iant@google.com>
3939
3940 PR 10147
3941 * object.cc (Object::section_contents): Don't try to get a view if
3942 the section has length zero.
3943 (Object::handle_gnu_warning_section): If the section is empty, use
3944 the name of the section as the warning.
3945
f7c8a183
ILT		 39462009-06-23 Ian Lance Taylor <iant@google.com>
3947
3948 PR 10133
3949 * stringpool.h (class Stringpool_template): Add optimize_ field.
3950 (Stringpool_template::set_optimize): New function.
3951 * stringpool.cc (Stringpool_template::Stringpool_template):
3952 Initialize optimize_ field.
3953 (Stringpool_template::set_string_offsets): Test local optimize
3954 fild rather than parameter.
3955 * layout.cc (Layout::Layout): Call set_optimize on the section
3956 name stringpool.
3957
e6a307ba
ILT		 39582009-06-22 Ian Lance Taylor <iant@google.com>
3959
3960 PR 10030
3961 * yyscript.y: Parse TARGET.
3962 * script.cc (script_set_target): New function.
3963 * script-c.h (script_set_target): Declare.
3964 * options.cc (General_options::string_to_object_format): Rename
3965 from string_to_object_format in anonymous namespace. Change
3966 callers.
3967 * options.h (class General_options): Declare
3968 string_to_object_format.
3969
3ee173de
ILT		 39702009-06-22 Ian Lance Taylor <iant@google.com>
3971
3972 * script-sections.cc (Script_sections::create_segments): Don't put
3973 program headers in a PT_LOAD segment if -n or -N.
3974
39752009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 3976
3977 PR 10141
3978 * options.h (class General_options): Add -z lazy and -z now. Sort
3979 -z options into alphabetical order.
3980 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
3981
cd6739a1 39822009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 3983
3984 * layout.cc (Layout::make_output_section): Call
3985 Target::new_output_section.
3986 (Layout::attach_allocated_section_to_segment): Put large section
3987 sections in a separate load segment with the large segment flag
3988 set.
3989 (Layout::segment_precedes): Sort large data segments after other
3990 load segments.
3991 (align_file_offset): New static function.
3992 (Layout::set_segment_offsets): Use align_file_offset.
3993 * output.h (class Output_section): Add is_small_section_ and
3994 is_large_section_ fields.
3995 (Output_section::is_small_section): New function.
3996 (Output_section::set_is_small_section): New function.
3997 (Output_section::is_large_section): New function.
3998 (Output_section::set_is_large_section): New function.
3999 (Output_section::is_large_data_section): New function.
4000 (class Output_segment): Add is_large_data_segment_ field.
4001 (Output_segment::is_large_data_segment): New function.
4002 (Output_segment::set_is_large_data_segment): New function.
4003 * output.cc (Output_section::Output_section): Initialize new
4004 fields.
4005 (Output_segment::Output_segment): Likewise.
4006 (Output_segment::add_output_section): Add assertion that large
4007 data sections always go in large data segments. Force small data
4008 sections to the end of the list of data sections. Force small BSS
4009 sections to the start of the list of BSS sections. For large BSS
4010 sections to the end of the list of BSS sections.
4011 * symtab.h (class Symbol): Declare is_common_shndx.
4012 (Symbol::is_defined): Check Symbol::is_common_shndx.
4013 (Symbol::is_common): Likewise.
4014 (class Symbol_table): Define enum Commons_section_type. Update
4015 declarations. Add small_commons_ and large_commons_ fields.
4016 * symtab.cc (Symbol::is_common_shndx): New function.
4017 (Symbol_table::Symbol_table): Initialize new fields.
4018 (Symbol_table::add_from_object): Put small and large common
4019 symbols in the right list.
4020 (Symbol_table::sized_finalized_symbol): Check
4021 Symbol::is_common_shndx.
4022 (Symbol_table::sized_write_globals): Likewise.
4023 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4024 common symbol lists. Don't call do_allocate_commons_list if the
4025 list is empty.
4026 (Symbol_table::do_allocate_commons_list): Remove is_tls
4027 parameter. Add comons_section_type parameter. Change all
4028 callers. Handle small and large common symbols.
4029 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4030 Symbol::is_common_shndx.
4031 * resolve.cc (symbol_to_bits): Likewise.
4032 * target.h (Target::small_common_shndx): New function.
4033 (Target::small_common_section_flags): New function.
4034 (Target::large_common_shndx): New function.
4035 (Target::large_common_section_flags): New function.
4036 (Target::new_output_section): New function.
4037 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4038 small_common_section_flags, and large_common_section_flags
4039 fields.
4040 (Target::do_new_output_section): New virtual function.
4041 * arm.cc (Target_arm::arm_info): Initialize new fields.
4042 * i386.cc (Target_i386::i386_info): Likewise.
4043 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4044 Likewise.
4045 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4046 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4047 (Target_x86_64::do_new_output_section): New function.
4048 * configure.ac: Define conditional MCMODEL_MEDIUM.
4049 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4050 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4051 (large_LDFLAGS): Define.
4052 * testsuite/large.c: New file.
4053 * testsuite/testfile.cc (Target_test::test_target_info):
4054 Initialize new fields.
4055 * configure, testsuite/Makefile.in: Rebuild.
4056
bb04269c
DK		 40572009-06-05 Doug Kwan <dougkwan@google.com>
4058
4059 * Makefile.am (CCFILES): Add target.cc.
4060 * Makefile.in: Regenerate.
4061 * i386.cc (class Target_i386): Define new virtual method to
4062 override do_is_local_label_name in parent.
4063 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4064 local symbols if --discard-locals or -X is given.
4065 * options.h (class General_options): Declare new options
4066 '--discard-locals' and '-X' for discarding locals.
4067 * target.h (class Target): Define new methods is_local_label_name.
4068 Declare new virtual method do_is_local_label_name.
4069 * target.cc: New file.
4070 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4071 (check_SCRIPTS): Add discard_locals_test.sh.
4072 (check_DATA): Add discard_local_tests.syms.
4073 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4074 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4075 * testsuite/Makefile.in: Regenerate.
4076 * testsuite/discard_locals_test.c: New file.
4077 * testsuite/discard_locals_test.sh: Same.
4078
805bb01c
DK		 40792009-06-05 Doug Kwan <dougkwan@google.com>
4080
4081 * object.cc (Sized_relobj::Sized_relobj): Initialize
4082 discarded_eh_frame_shndx_ to -1U.
4083 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4084 section.
4085 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4086 a discarded .eh_frame section.
4087 (Sized_relobj::do_finalize_local_symbols): Ditto.
4088 * object.h (class Sized_relobj): Declare new member
4089 discarded_eh_frame_shndx_.
4090 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4091 (local_labels_test.o, local_labels_test): New rules.
4092 * testsuite/Makefile.in: Regenerate.
4093
1dcd334d
DK		 40942009-06-04 Doug Kwan <dougkwan@google.com>
4095
4096 * layout.cc (Layout::section_name_mapping): Add mapping for
4097 special ARM sections.
4098
96d49306
DK		 40992009-06-03 Doug Kwan <dougkwan@google.com>
4100
4101 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4102 (utils::has_overflow): Same.
4103
dff16297
ILT		 41042009-06-03 Ian Lance Taylor <iant@google.com>
4105
4106 * layout.cc (Layout::section_name_mapping): New array, replacing
4107 Layout::linkonce_mapping.
4108 (Layout::section_name_mapping_count): New variable, replacing
4109 Layout::linkonce_mapping_count.
4110 (Layout::linkonce_output_name): Remove.
4111 (Layout::output_section_name): Rewrite.
4112 * layout.h (class Layout): Rename Linkonce_mapping to
4113 Section_name_mapping, linkonce_mapping to section_name_mapping,
4114 linkonce_mapping_count to section_name_mapping_count. Don't
4115 declare linkonce_output_name.
4116
c121c671
DK		 41172009-06-03 Doug Kwan <dougkwan@google.com>
4118
4119 * gold/arm.cc (namespace utils): New.
4120 (Target_arm::reloc_is_non_pic): Define new method.
4121 (class Arm_relocate_functions): New.
4122 (Target_arm::Relocate::relocate): Handle relocation types used by
4123 Android.
4124
07800fab
ILT		 41252009-06-03 Ian Lance Taylor <iant@google.com>
4126
4127 * arm.cc (Target_arm::scan::global): Use || instead of |.
4128
c121c671
DK		 41292009-06-02 Doug Kwan <dougkwan@google.com>
4130
4131 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4132 issued_non_pic_error_.
4133 (class Target_arm::Scan): Declare new method check_non_pic.
4134 Define new method symbol_needs_plt_entry.
4135 Declare new data member issued_non_pic_error_.
4136 (class Target_arm::Relocate): Declare new method
4137 should_apply_static_reloc.
4138 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4139 (Target_arm::Scan::check_non_pic): Define new method.
4140 (Target_arm::Scan::local): Handle a small subset of reloc types used
4141 by Android.
4142 (Target_arm::Scan::local): Same.
4143 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4144
b19b0c6d
ILT		 41452009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4146
4147 * incremental.cc (Incremental_inputs::report_command_line): Filter
4148 out --incremental-* options.
4149
94cdfcff
DK		 41502009-05-29 Doug Kwan <dougkwan@google.com>
4151
4152 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4153 template class.
4154 (class Target_arm): Update comment.
4155 (Target_arm::Target_arm): Initialize new data members GOT_,
4156 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4157 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4158 and Target_arm::rel_dyn_section.
4159 Declare new_enum Target_arm::Got_type.
4160 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4161 and DYNBSS_.
4162 Update commments for member do_dynsym_value.
4163 (Target_arm::got_size, Target_arm::plt_section,
4164 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4165 new methods inside class defintion.
4166 (Target_arm::got_section): Define new method.
4167 (Target_arm::rel_dyn_section): Same.
4168 (Output_data_plt_arm): New template class.
4169 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4170 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4171 (Output_data_plt_arm::add_entry): Same.
4172 (Output_data_plt_arm::first_plt_entry): Define new
4173 static data member for PLT instruction template.
4174 (Output_data_plt_arm::plt_entry): Same.
4175 (Output_data_plt_arm::do_write): Define new method.
4176 (Target_arm::make_plt_entry): Same.
4177 (Target_arm::do_finalize_sections): Same.
4178 (Target_arm::do_dynsym_value): Same.
4179
4a657b0d
DK		 41802009-05-28 Doug Kwan <dougkwan@google.com>
4181
4182 * Makefile.am (TARGETSOURCES): Add arm.cc.
4183 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4184 * Makefile.in: Regenerate.
4185 * arm.cc: New file.
4186 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4187
e7ae8c36
DK		 41882009-05-26 Doug Kwan <dougkwan@google.com>
4189
4190 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4191 (General_options::check_excluded_libs): Strip off directories in
4192 archive name before matching like GNU ld does.
4193 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4194 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4195 (exclude_libs_test_LDFLAGS): Add linker option
4196 -Wl,--exclude-libs,libexclude_libs_test_3
4197 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4198 an explicit archive without using -l.
4199 (alt/libexclude_libs_test_3.a): New make rule.
4200 * testsuite/Makefile.in: Regenerate.
4201 * testsuite/exclude_libs_test.c : Declare lib3_default().
4202 (main): Call it.
4203 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4204 * exclude_libs_test_3.c: New file.
4205
f12e7348
NC		 42062009-05-26 Nick Clifton <nickc@redhat.com>
4207
4208 * po/id.po: New Indonesian translation.
4209 * po/gold.pot: Updated template file.
4210
4daadc0d
ST		 42112009-05-22 Sriraman Tallam <tmsriram@google.com>
4212
4213 * testsuite/Makefile.am: Add -ffunction-sections to compile
4214 gc_comdat_test files. Add -Wl,--gc-sections to build
4215 gc_comdat_test.
4216 * testsuite/Makefile.in: Regenerate.
4217 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4218
531813ad
ST		 42192009-05-21 Sriraman Tallam <tmsriram@google.com>
4220
4221 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4222 kept comdat section was garbage collected.
4223 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4224 * testsuite/Makefile.in: Regenerate.
4225 * testsuite/gc_comdat_test.sh: New file.
4226 * testsuite/gc_comdat_test_1.cc: New file.
4227 * testsuite/gc_comdat_test_2.cc: New file.
4228
65514900
CC		 42292009-05-19 Doug Kwan <dougkwan@google.com>
4230
4231 * archive.cc (Archive::Archive): Move constructor from archive.h
4232 to here. Initialize no_export_.
4233 (Archive::get_elf_object_for_member): Set no_export flag of object.
4234 * archive.h (Archive::Archive): Move constructor body to
4235 archive.cc.
4236 (Archive::no_export): New method.
4237 (Archive::no_export_): New field.
4238 * object.h (Object::Object): Initialize no_export_ to false.
4239 (Object::no_export, Object::set_no_export): New methods.
4240 (Object::no_export_): New field.
4241 * options.cc (General_options::parse_exclude_libs): New method.
4242 (General_options::check_excluded_libs) Same.
4243 * options.h (exclude_libs): New option.
4244 (General_options::check_excluded_libs): New method declaration.
4245 (General_options::excluded_libs_): New field.
4246 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4247 default or protected visibility if an object has no-export flag set.
4248 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4249 (check_SCRIPTS): Add exclude_libs_test.sh.
4250 (check_DATA): Add exclude_libs_test.syms.
4251 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4252 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4253 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4254 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4255 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4256 libexclude_libs_test_2.a): New rules.
4257 * testsuite/Makefile.in: Regenerate.
4258 * testsuite/exclude_libs_test.c: New file.
4259 * testsuite/exclude_libs_test.sh: Ditto.
4260 * testsuite/exclude_libs_test_1.c: Ditto.
4261 * testsuite/exclude_libs_test_2.c: Ditto.
4262
1b77ea50
ILT		 42632009-05-15 Ian Lance Taylor <iant@google.com>
4264
4265 * configure.ac: Check for declarations for cases where libiberty.h
4266 checks HAVE_DECL_xxx.
4267 * configure, config.in: Rebuild.
4268
072fe7ce
ILT		 42692009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4270
4271 * gold.h (Incremental_argument_list): Remove (invalid) forward
4272 declaration.
4273 * incremental.cc (Incremental_inputs::report_achive): New method.
4274 (Incremental_inputs::report_object): New method.
4275 (Incremental_inputs::report_script): New method.
4276 (Incremental_inputs::finalize_inputs): New method.
4277 (Incremental_inputs::finalize): Call finalize_inputs().
4278 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4279 Create inputs entries.
4280 * incremental.h (Incremental_input_type): New enum.
4281 (Incremental_inputs::Incremental_input): Initialize new fields.
4282 (Incremental_inputs::report_inputs): New method.
4283 (Incremental_inputs::report_achive): New method.
4284 (Incremental_inputs::report_object): New method.
4285 (Incremental_inputs::report_script): New method.
4286 (Incremental_inputs::finalize_inputs): New method.
4287 (Incremental_inputs::Input_info): New struct.
4288 (Incremental_inputs::Input_info_map): New typedef.
4289 (Incremental_inputs::lock_): New field.
4290 (Incremental_inputs::Inputs_): New field.
4291 (Incremental_inputs::Inputs_map): New field.
4292 * main.cc (main): Call Incremental_input::report_inputs.
4293 * options.h (Input_argument_list): Typedef moved from
4294 Input_arguments.
4295 (Input_file_group::Files): Remove, use ::Input_argument_list.
4296 (Input_file_group::Input_argument_list): Remove, use
4297 ::Input_argument_list.
4298 * plugin.cc (Plugin_manager::add_input_file): Add error in
4299 incremental build.
4300 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4301 functions.
4302 * script.cc (read_input_script): Call
4303 Incremental_input::report_script.
4304 * script.h (Script_info): New class.
4305
b0481b0b
ILT		 43062009-04-27 Ian Lance Taylor <iant@google.com>
4307
4308 * x86_64.cc (do_adjust_output_section): Set entsize to
4309 plt_entry_size.
4310
b22a5a41 43112009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 4312
4313 * output.cc (Output_file::close): After short writes, continue
4314 writing from the correct offset in the buffer being written.
4315
40fde488
CD		 43162009-04-23 Chris Demetriou <cgd@google.com>
4317
4318 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4319 * configure: Regenerate.
4320 * config.in: Regenerate.
4321 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4322 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4323
3ce2c28e
ILT		 43242009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4325
4326 * incremental.cc (Incremental_inputs_header_data): Renamed from
4327 Incremental_input_header_data.
4328 (Incremental_inputs_header_data::data_size): New field.
4329 (Incremental_inputs_header_data::put_input_file_count): Renamed
4330 from input_file_count.
4331 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4332 from command_line_offset.
4333 (Incremental_inputs_header_data::put_reserved): Renamed from
4334 put_reserved.
4335 (Incremental_inputs_entry_data): Renamed from
4336 Incremental_input_entry_data.
4337 (Incremental_inputs_entry_data::data_size): New field.
4338 (Incremental_inputs::report_command_line): New method.
4339 (Incremental_inputs::finalize): New method.
4340 (Incremental_inputs::create_incremental_inputs_data): New method.
4341 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4342 * incremental.h: New file.
4343 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4344 (Layout::finalize): Create incremental inputs section in
4345 incremental builds.
4346 (Layout::create_incremental_info_sections): New method.
4347 * layout.h (Layout::incremental_inputs): New method.
4348 (Layout::create_incremental_info_sections): New method.
4349 (Layout::incremental_inputs_): New field.
4350 * main.cc (main): Notify Incremental_input of the command line.
4351
e55bde5e
ILT		 43522009-04-01 Ian Lance Taylor <iant@google.com>
4353 Mikolaj Zalewski <mikolajz@google.com>
4354
4355 * gold.h (reserve_unordered_map): Define, three versions, one for
4356 each version of Unordered_map.
4357 * layout.cc (Layout::Layout): Remove options parameter. Add
4358 number_of_input_files parameter. Don't initialize options_.
4359 Initialize number_of_input_files_ and resized_signatures_. Move
4360 sections_are_attached_.
4361 (Layout::layout_group): Reserve space for group_signatures_.
4362 (Layout::find_or_add_kept_section): Change name parameter to be a
4363 reference. Resize signatures_ map when it gets large enough.
4364 (Layout::layout_eh_frame): Use parameters->options() instead of
4365 this->options_.
4366 (Layout::make_output_section): Likewise.
4367 (Layout::attach_allocated_section_to_segment): Likewise.
4368 (Layout::finalize, Layout::create_executable_stack): Likewise.
4369 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4370 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4371 * layout.h (class Layout): Update declarations. Remove options_
4372 field. Add number_of_input_files_ and resized_signatures_
4373 fields. Move sections_are_attached_ field.
4374 * main.cc (main): Pass number of input files to Layout
4375 constructor. Don't pass options.
4376
154b857c
ILT		 43772009-03-30 Ian Lance Taylor <iant@google.com>
4378
4379 * ffsll.c (ffsll): Correct implementation.
4380
2f35ab9b
ILT		 43812009-03-27 Ian Lance Taylor <iant@google.com>
4382
fd03461a
ILT		 4383 * ffsll.c: New file.
4384 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
4385 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
4386 * ftruncate.c (ftruncate): Declare before definition.
4387 * mremap.c (mremap): Likewise.
4388 * pread.c (pread): Likewise.
4389 * configure, Makefile.in, config.in: Rebuild.
4390
2f35ab9b
ILT		 4391 * mremap.c: New file.
4392 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
4393 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
4394 (mremap): Declare if HAVE_MREMAP is not defined.
4395 * configure, Makefile.in, config.in: Rebuild.
4396
33aea2fd
CC		 43972009-03-27 Cary Coutant <ccoutant@google.com>
4398
4399 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
4400 position independent.
4401 * sparc.cc (Target_sparc::check_non_pic): Likewise.
4402 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
4403
6d479619
CC		 44042009-03-24 Cary Coutant <ccoutant@google.com>
4405
4406 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
4407 an executable.
4408 (needs_dynamic_reloc): Likewise.
4409
afc06bb8
ILT		 44102009-03-24 Ian Lance Taylor <iant@google.com>
4411
4412 * yyscript.y (file_cmd): Recognize EXTERN.
4413 (extern_name_list, extern_name_list_body): New nonterminals.
4414 * script.cc (script_add_extern): Define.
4415 * script-c.h (script_add_extern): Declare.
4416
f6060a4d
ILT		 44172009-03-24 Rafael Avila de Espindola <espindola@google.com>
4418
4419 * object.cc (is_elf_object): Define.
4420 * object.h (is_elf_object): Declare.
4421 * archive.cc (Archive::get_elf_object_for_member): Call
4422 is_elf_object.
33aea2fd 4423 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 4424
26736d8e
ILT		 44252009-03-24 Elliott Hughes <enh@google.com>
4426
4427 * output.cc (Output_file::map_anonymous): Define.
4428 (Output_file::map): Use map_anonymous. If the regular mmap fails,
4429 try an anonymous one. Report the size if the mmap fails.
4430 * output.h (class Output_file): Declare map_anonymous.
4431
22fd9730
ILT		 44322009-03-24 Ian Lance Taylor <iant@google.com>
4433
4434 * target-select.cc (instantiate_target): Don't acquire the lock if
4435 the instantiated_target_ field has already been set.
4436
cb010894
ILT		 44372009-03-23 Ian Lance Taylor <iant@google.com>
4438
7f055c20
ILT		 4439 * gold-threads.h (class Initialize_lock): Define.
4440 * gold-threads.cc (class Initialize_lock_once): Define.
4441 (initialize_lock_control): New static variable.
4442 (initialize_lock_pointer): New static variable.
4443 (initialize_lock_once): New static function.
4444 (Initialize_lock::Initialize_lock): Define.
4445 (Initialize_lock::initialize): Define.
4446 * target-select.h: Include "gold-threads.h".
4447 (class Target_selector): Add lock_ and initialize_lock_ fields.
4448 Don't define instantiate_target, just declare it.
4449 * target-select.cc (Target_selector::Target_selector): Initialize
4450 new fields.
4451 (Target_selector::instantiate_target): Define.
4452 * descriptors.h: Include "gold-threads.h".
4453 (class Descriptors): Add initialize_lock_ field.
4454 * descriptors.cc (Descriptors::Descriptors): Initialize new
4455 field.
4456 (Descriptors::open): Use initialize_lock_ field
4457 * errors.h (class Errors): Add initialize_lock_ field.
4458 * errors.cc (Errors::Errors): Initialize new field.
4459 (Errors::initialize_lock): Use initialize_lock_ field.
4460 * powerpc.cc (class Target_selector_powerpc): Remove
4461 instantiated_target_ field. In do_recognize call
4462 instantiate_target rather than do_instantiate_target. In
4463 do_instantiate_target just allocate a new target.
4464 * sparc.cc (class Target_selector_sparc): Likewise.
4465
36959681
ILT		 4466 * freebsd.h: New file.
4467 * i386.cc: Include "freebsd.h".
4468 (Target_i386): Derive from Target_freebsd rather than
4469 Sized_target.
4470 (Target_selector_i386): Derive from Target_selector_freebsd rather
4471 than Target_selector.
4472 * x86_64.cc: Include "freebsd.h".
4473 (Target_x86_64): Derive from Target_freebsd rather than
4474 Sized_target.
4475 (Target_selector_x86_64): Derive from Target_selector_freebsd
4476 rather than Target_selector.
4477 * target.h (class Target): Add adjust_elf_header and
4478 do_adjust_elf_header.
4479 * output.cc (Output_file_header:: do_sized_write): Call target
4480 adjust_elf_header routine.
4481 * configure.tgt: Set targ_osabi.
4482 * configure.ac: Define GOLD_DEFAULT_OSABI.
4483 * parameters.cc (Parameters::default_target): Pass
4484 GOLD_DEFAULT_OSABI to select_target.
4485 * target-select.h (class Target_selector): Make instantiate_target
4486 protected rather than private.
4487 * Makefile.am (HFILES): Add freebsd.h.
4488 * configure, Makefile.in, config.in: Rebuild.
4489
cb010894
ILT		 4490 * merge.cc (do_add_input_section): Correct pend value. Change
4491 message about last entry not being null terminated from error to
4492 warning.
4493
0e879927
ILT		 44942009-03-20 Mikolaj Zalewski <mikolajz@google.com>
4495
4496 * incremental.cc: New file.
4497 * Makefile.am (CCFILES): Add incremental.cc.
4498 * Makefile.in: Rebuild.
4499
41105937
PP		 45002009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
4501
4502 * layout.cc (Layout::output_section_name): Preserve names
4503 of '.note.' sections.
4504
60439920
ILT		 45052009-03-19 Ian Lance Taylor <iant@google.com>
4506
4507 * descriptors.cc (Descriptors::open): Check that the options are
4508 valid before using them.
4509
0d371ad3
ILT		 45102009-03-18 Ian Lance Taylor <iant@google.com>
4511
4512 * script-sections.h: Include <list>.
4513 (class Script_sections): Change Sections_elements from std::vector
4514 to std::list. Typedef public Elements_iterator. Add
4515 orphan_section_placement_, data_segment_align_start_, and
4516 saw_data_segment_align_ fields. Remove data_segment_align_index_
4517 field.
4518 * script-sections.cc (class Orphan_section_placement): New class.
4519 (class Sections_element): Add virtual functions is_relro and
4520 orphan_section_init. Remove virtual function place_orphan_here.
4521 (class Output_section_definition): Add is_relro and
4522 orphan_section_init. Remove place_orphan_here.
4523 (class Orphan_output_section): Likewise.
4524 (Script_sections::Script_sections): Update for field changes.
4525 (Script_sections::data_segment_align): Set saw_data_segment_align_
4526 and data_segment_align_start_, not data_segment_align_index.
4527 (Script_sections::data_segment_relro_end): Check
4528 saw_data_segment_align_. Use data_segment_align_start_ rather
4529 than data_segment_align_index_.
4530 (Script_sections::place_orphan): Rewrite to use
4531 Orphan_section_placement.
4532
9201d894
ILT		 45332009-03-17 Ian Lance Taylor <iant@google.com>
4534
9c5b8369
ILT		 4535 * archive.cc (Archive::add_symbols): Check for a version attached
4536 to the symbol name in the archive map.
4537 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
4538 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
4539 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
4540 (ver_test_11.a): New target.
4541 * testsuite/Makefile.in: Rebuild.
4542
9201d894
ILT		 4543 * configure.ac: Check for chsize and posix_fallocate. Replace
4544 ftruncate.
4545 * ftruncate.c: New file, from gnulib.
4546 * output.cc (posix_fallocate): Define dummy version if not
4547 HAVE_POSIX_FALLOCATE.
4548 (Output_file::map): Call posix_fallocate rather than lseek and
4549 write.
4550 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
4551 * configure, Makefile.in, config.in: Rebuild.
4552
ef4ab7a8
PP		 45532009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
4554
4555 * layout.h (Layout::create_note): Add section_name parameter.
4556 * layout.cc (Layout::create_note): Likewise.
4557 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
4558
8c500701
ILT		 45592009-03-17 Ian Lance Taylor <iant@google.com>
4560
e85b18e1
ILT		 4561 * descriptors.cc: Include "options.h".
4562 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
4563 (Descriptors::open): Always use O_CLOEXEC when opening a new
4564 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
4565 then set FD_CLOEXEC.
4566
9efe6174
ILT		 4567 * sparc.cc (class Target_sparc): Add has_got_section.
4568 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
4569 make sure we have a GOT section.
4570
4571 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
4572 (Target_sparc::Scan::local): Likewise.
4573 (Target_sparc::Scan::global): Likewise.
4574 (Target_sparc::Relocate::relocate): Likewise.
4575 (Target_sparc::Relocate::relocate_tls): Likewise.
4576
8c500701
ILT		 4577 * symtab.cc (Symbol_table::define_default_version): New function,
4578 broken out of add_from_object.
4579 (Symbol_table::add_from_object): Call define_default_version.
4580 (Symbol_table::define_special_symbol): Add resolve_oldsym
4581 parameter. Change all callers. If the version for a symbol comes
4582 from a version script, resolve it with the symbol with the same
4583 name with no version. Also add the symbol without a version if
4584 appropriate.
4585 (do_define_in_output_data): If resolving with oldsym, don't delete
4586 sym.
4587 (do_define_in_output_segment): Likewise.
4588 (do_define_as_constant): Likewise.
4589 * symtab.h (class Symbol_table): Update declarations.
4590
f1ed28fb
ILT		 45912009-03-13 Ian Lance Taylor <iant@google.com>
4592
15f8229b
ILT		 4593 * readsyms.cc (Read_symbols::incompatible_warning): New function.
4594 (Read_symbols::requeue): New function.
4595 (Read_symbols::do_read_symbols): If make_elf_object fails because
4596 the target type is not configured, and the file was searched for,
4597 issue a warning and retry with the next directory.
4598 (Add_symbols::run): If the file has an incompatible format, and
4599 it was searched for, requeue the Read_symbols task. On error,
4600 release the object.
4601 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
4602 dirindex parameter to constructor. Change all callers. Declare
4603 incompatible_warning and requeue.
4604 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
4605 input_argument_ and input_group_ fields. Add them to
4606 constructor. Change all callers.
4607 (class Read_script): Add dirindex_ field. Add it to constructor.
4608 Change all callers.
4609 * archive.cc (Archive::setup): Remove input_objects parameter.
4610 Change all callers.
4611 (Archive::get_file_and_offset): Likewise.
4612 (Archive::read_all_symbols): Likewise.
4613 (Archive::read_symbols): Likewise.
4614 (Archive::get_elf_object_for_member): Remove input_objects
4615 parameter. Add punconfigured parameter. Change all callers.
4616 (Archive::add_symbols): Change return type to bool. Check return
4617 value of include_member.
4618 (Archive::include_all_members): Likewise.
4619 (Archive::include_member): Change return type to bool. Return
4620 false if first included object has incompatible target. Set
4621 included_member_ field.
4622 (Add_archive_symbols::run): If add_symbols returns false, requeue
4623 Read_symbols task.
4624 * archive.h (class Archive): Add included_member_ field.
4625 Initialize it in constructor. Add input_file and searched_for
4626 methods. Update declarations.
4627 (class Add_archive_symbols): Add dirpath_, dirindex_, and
4628 input_argument_ fields. Add them to constructor. Change all
4629 callers.
4630 * script.cc: Include "target-select.h".
4631 (class Parser_closure): Add skip_on_incompatible_target_ and
4632 found_incompatible_target_ fields. Add
4633 skip_on_incompatible_target parameter to constructor. Change all
4634 callers. Add methods skip_on_incompatible_target,
4635 clear_skip_on_incompatible_target, found_incompatible_target, and
4636 set_found_incompatible_target.
4637 (read_input_script): Add dirindex parameter. Change all callers.
4638 If parser finds an incompatible target, requeue Read_symbols
4639 task.
4640 (script_set_symbol): Clear skip_on_incompatible_target in
4641 closure.
4642 (script_add_assertion, script_parse_option): Likewise.
4643 (script_start_sections, script_add_phdr): Likewise.
4644 (script_check_output_format): New function.
4645 * script.h (read_input_script): Update declaration.
4646 * script-c.h (script_check_output_format): Declare.
4647 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
4648 (ignore_cmd): Remove OUTPUT_FORMAT.
4649 * fileread.cc (Input_file::Input_file): Add explicit this.
4650 (Input_file::will_search_for): New function.
4651 (Input_file::open): Add pindex parameter. Change all callers.
4652 * fileread.h (class Input_file): Add input_file_argument method.
4653 Declare will_search_for. Update declarations.
4654 * object.cc (make_elf_object): Add punconfigured parameter.
4655 Change all callers.
4656 * object.h (class Object): Make input_file public. Add
4657 searched_for method.
4658 (make_elf_object): Update declaration.
4659 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
4660 restart search.
4661 * dirsearch.h (class Dirsearch): Update declaration.
4662 * options.h (class General_options): Add --warn-search-mismatch.
4663 * parameters.cc (Parameters::is_compatible_target): New function.
4664 * parameters.h (class Parameters): Declare is_compatible_target.
4665 * workqueue.cc (Workqueue::add_blocker): New function.
4666 * workqueue.h (class Workqueue): Declare add_blocker.
4667
f1ed28fb
ILT		 4668 * fileread.cc (Input_file::open): Remove options parameter.
4669 Change all callers.
4670 (Input_file::open_binary): Likewise.
4671 * script.cc (read_input_script): Likewise.
4672 * readsyms.h (class Read_symbols): Remove options_ field. Remove
4673 options parameter from constructor. Change all callers.
4674 (class Read_script): Likewise.
4675 * fileread.h (class Input_file): Update declarations.
4676 * script.h (read_input_script): Update declaration.
4677
34dd024a
NC		 46782009-03-10 Nick Clifton <nickc@redhat.com>
4679
4680 * po/es.po: New Spanish translation.
4681
6d71b17c
CC		 46822009-03-06 Cary Coutant <ccoutant@google.com>
4683
4684 * options.cc (parse_short_option): Keep dash_z from registering itself.
4685
031cdbed
ILT		 46862009-03-03 Ian Lance Taylor <iant@google.com>
4687
4688 PR 9918
4689 * target-reloc.h (relocate_section): Pass output_section to
4690 relocate.
4691 * i386.cc (Target_i386::should_apply_static_reloc): Add
4692 output_section parameter. Change all callers.
4693 (Target_i386::Relocate::relocate): Add output_section parameter.
4694 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4695 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
4696 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
4697 * testsuite/two_file_shared.sh: New script.
4698 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
4699 (check_DATA): Add two_file_shared.dbg.
4700 (two_file_shared.dbg): New target.
4701 * testsuite/Makefile.in: Rebuild.
4702
15d5fa16
ILT		 47032009-03-01 Ian Lance Taylor <iant@google.com>
4704
4705 * configure.ac: Check for byteswap.h.
4706 * configure: Rebuild.
4707 * config.in: Rebuild.
4708
8a4c0b0d
ILT		 47092009-03-01 Mikolaj Zalewski <mikolajz@google.com>
4710
4711 * layout.cc (Layout::find_or_add_kept_section): New function.
4712 (Layout::add_comdat): Removed.
4713 * layout.h (struct Kept_section): Move out of class Layout.
4714 Remove trailing underscores from field names. Add group_sections
4715 field. Rename group_ field to is_group. Change all uses.
4716 (class Layout): Declare find_or_add_kept_section, not add_comdat.
4717 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
4718 comdat_groups_ field.
4719 (Sized_relobj::include_section_group): Use
4720 find_or_add_kept_section and Kept_section::group_sections.
4721 (Sized_relobj::include_linkonce_section): Likewise.
4722 * object.cc (class Sized_relobj): Don't define Comdat_group or
4723 Comdat_group_table. Remove find_comdat_group and
4724 add_comdat_group. Remove comdat_groups_ field.
4725 * plugin.cc (include_comdat_group): Use
4726 Layout::find_or_add_kept_section.
4727
b4ecf66b
ILT		 47282009-02-28 Ian Lance Taylor <iant@google.com>
4729
14359ca0
ILT		 4730 * README: --gc-sections and map files are now supported. Document
4731 some build requirements.
4732
b4ecf66b
ILT		 4733 PR 6992
4734 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
4735 relocatable link set the value of the section symbol to zero.
4736 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
4737 relocatable link don't include the section address in the local
4738 symbol value.
4739
0602e05a
ILT		 47402009-02-27 Ian Lance Taylor <iant@google.com>
4741
fd9d194f
ILT		 4742 PR 6811
4743 * options.h (class Search_directory): Add is_system_directory.
4744 (class General_options): Declare is_in_system_directory.
4745 * options.cc (get_relative_sysroot): Make static.
4746 (get_default_sysroot): Make static.
4747 (General_optoins::is_in_system_directory): New function.
4748 * fileread.cc (Input_file::is_in_system_directory): New function.
4749 * fileread.h (class Input_file): Declare is_in_system_directory.
4750 * object.h (class Object): Add is_in_system_directory.
4751 (class Input_objects): Remove system_library_directory_ field.
4752 * object.cc (Input_objects::add_object): Don't set
4753 system_library_directory_.
4754 (input_objects::found_in_system_library_directory): Remove.
4755 * symtab.cc (Symbol_table::write_globals): Remove input_objects
4756 parameter. Change all callers.
4757 (Symbol_table::sized_write_globals): Likewise.
4758 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
4759 Call Object::is_in_system_directory.
4760 * symtab.h (class Symbol_table): Update declarations.
4761
61edd21f
ILT		 4762 PR 5990
4763 * descriptors.h (Open_descriptor): Add is_on_stack field.
4764 * descriptors.cc (Descriptors::open): If the descriptor is on the
4765 top of the stack, remove it. Initialize is_on_stack field.
4766 (Descriptors::release): Only add pod to stack if it is not on the
4767 stack already.
4768 (Descriptors::close_some_descriptor): Clear stack_next and
4769 is_on_stack fields.
4770
e29e076a
ILT		 4771 PR 7091
4772 * output.cc (Output_section::find_starting_output_address): Rename
4773 from starting_output_address; add PADDR parameter; change return
4774 type.
4775 * output.h (class Output_section): Declare
4776 find_starting_output_address instead of starting_output_address.
4777 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
4778 section symbol for which we can't find a merge section.
4779
0602e05a
ILT		 4780 PR 9836
4781 * symtab.cc (Symbol_table::add_from_object): If the visibility is
4782 hidden or internal, force the symbol to be local.
4783 * resolve.cc (Symbol::override_visibility): Define.
4784 (Symbol::override_base): Use override_visibility.
4785 (Symbol_table::resolve): Likewise.
4786 (Symbol::override_base_with_special): Likewise.
4787 (Symbol_table::override_with_special): If the visibility is hidden
4788 or internal, force the symbol to be local.
4789 * symtab.h (class Symbol): Add set_visibility and
4790 override_visibility.
4791 * testsuite/ver_test_1.sh: New file.
4792 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
4793 (check_DATA): Add ver_test_1.syms.
4794 (ver_test_1.syms): New target.
4795 * testsuite/Makefile.in: Rebuild.
4796
401a9a73
CC		 47972009-02-25 Cary Coutant <ccoutant@google.com>
4798
4799 * layout.cc (Layout::choose_output_section): Don't rename sections
4800 when using a linker script that has a SECTIONS clause.
4801 * Makefile.in: Regenerate.
4802
4803 * testsuite/Makefile.am (script_test_5.sh): New test case.
4804 * testsuite/Makefile.in: Regenerate.
4805 * testsuite/script_test_5.cc: New file.
4806 * testsuite/script_test_5.sh: New file.
4807 * testsuite/script_test_5.t: New file.
4808
f488e4b0
CC		 48092009-02-13 Rafael Avila de Espindola <espindola@google.com>
4810
4811 * archive.cc (Archive::include_member): Update calls to add_symbols.
4812 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
4813 the Layout argument.
4814 * dynobj.h (do_add_symbols): Add the Layout argument.
4815 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
4816 Layout argument.
4817 * object.h (Object::add_symbols): Add the Layout argument.
4818 (Object::do_add_symbols): Add the Layout argument.
4819 (Sized_relobj::do_add_symbols): Add the Layout argument.
4820 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
4821 Unify the two versions.
4822 (Add_plugin_symbols): Remove.
4823 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
4824 (Sized_pluginobj::do_add_symbols): Unify the two versions.
4825 (Add_plugin_symbols): Remove.
4826 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
4827 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
4828 (Add_symbols::run): Make it work with Pulginobj.
4829
89dd1680
ILT		 48302009-02-06 Ian Lance Taylor <iant@google.com>
4831
4832 * object.cc (Sized_relobj::do_layout): Make info message start
4833 with lower case letter.
4834
266d0a74
ILT		 48352009-02-06 Mikolaj Zalewski <mikolajz@google.com>
4836
602b464e
ILT		 4837 * binary.cc: Fix file comment.
4838
266d0a74
ILT		 4839 * options.h (enum Incremental_disposition): Define.
4840 (class General_options): Add new options: --incremental,
4841 --incremental_changed, --incremental_unchanged,
4842 --incremental_unknown. Add incremental_disposition_ and
4843 implicit_incremental_ fields.
4844 (General_options::incremental_disposition): New function.
4845 (class Position_dependent_options): Add incremental_disposition
4846 option.
4847 (Position_dependent_options::copy_from_options): Set incremental
4848 dispositions.
4849 * options.cc (General_options::parse_incremental_changed): New
4850 function.
4851 (General_options::parse_incremental_unchanged): New function.
4852 (General_options::parse_incremental_unknown): New function.
4853 (General_options::General_options): Initialize new fields
4854 incremental_disposition_ and implicit_incremental_.
4855 (General_options::finalize): Check for uasge of --incremental-*
4856 without --incremental.
4857
f073bbf7
CD		 48582009-02-06 Chris Demetriou <cgd@google.com>
4859
4860 * gold.h (gold_undefined_symbol): Change to take only a Symbol
4861 pointer and to report location as the file name associated with
4862 the symbol.
4863 (gold_undefined_symbol_at_location): New function to replace the
4864 old gold_undefined_symbol functionality.
4865 * target-reloc.h (relocate_section): Update to use
4866 gold_undefined_symbol_at_location.
4867 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4868 Call gold_undefined_symbol function rather than gold_error.
4869 * errors.h (Errors::undefined_symbol): Take location as a
4870 string, rather than calculating it from a relocation.
4871 * errors.cc (Errors::fatal): Print "fatal error:" before the
4872 formatted message.
4873 (Errors::error, Errors::error_at_location): Print "error: "
4874 before the formatted message.
4875 (Errors::undefined_symbol): Take location as a string, rather
4876 than calculating it from a relocation.
4877 (gold_undefined_symbol_at_location): New function akin to
4878 old gold_undefined_symbol, calculates location from relocation.
4879 (gold_undefined_symbol): Change to take only a Symbol pointer
4880 and to report location as the file name associated with the symbol.
4881 * testsuite/debug_msg.sh: Update for changed error messages.
4882 * testsuite/undef_symbol.sh: Likewise.
4883
8e94a90c
ILT		 48842009-02-04 Duncan Sands <baldrick@free.fr>
4885
4886 PR 9812
4887 * reduced_debug_output.h
4888 (Output_reduced_debug_abbrev_section::failed): Use format for
4889 gold_warning.
4890 (Output_reduced_debug_info_section::faild): Likewise.
4891
88a0e15b
ILT		 48922009-01-31 Mikolaj Zalewski <mikolajz@google.com>
4893
4894 * script.cc (Lazy_demangler): New class.
4895 (Version_script_info::get_symbol_version_helper): Demangle a
4896 symbol only once.
4897
5efc7cd2
CC		 48982009-01-29 Cary Coutant <ccoutant@google.com>
4899
4900 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
4901 to __tls_get_addr.
4902 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
4903
e0ebcf42
ILT		 49042009-01-28 Ian Lance Taylor <iant@google.com>
4905
5efc7cd2 4906 * version.cc (version_string): Bump to 1.9.
75fe7426 4907
e0ebcf42
ILT		 4908 * gold.h: Include <cstring> and <stdint.h>.
4909 * version.cc: Include <cstdio>.
4910 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
4911 warning.
4912 * reduced_debug_output.cc (insert_into_vector): Rename from
4913 Insert_into_vector; change all callers. Use Swap_unaligned to
4914 avoid aliasing issue; remove union since it is unnecessary.
4915
8e2813be 49162009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 4917
4918 * Makefile.am (CCFILES): Add gc.cc.
4919 (HFILES): Add gc.h.
4920 * Makefile.in: Regenerate.
4921 * gold.cc (Gc_runner): New class.
4922 (queue_initial_tasks): Call garbage collection related tasks
4923 when corresponding options are invoked.
4924 (queue_middle_gc_tasks): New function.
4925 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
4926 processed early before laying out sections during garbage collection.
4927 * gold.h (queue_middle_gc_tasks): New function.
4928 (is_prefix_of): Move from "layout.cc".
4929 * i386.cc (Target_i386::gc_process_relocs): New function.
4930 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
4931 * main.cc (main): Create object of class "Garbage_collection".
4932 * object.cc (Relobj::copy_symbols_data): New function.
4933 (Relobj::is_section_name_included): New function.
4934 (Sized_relobj::do_layout): Allow this function to be called twice
4935 during garbage collection and defer layout of section during the
4936 first call.
4937 * object.h (Relobj::get_symbols_data): New function.
4938 (Relobj::is_section_name_included): New function.
4939 (Relobj::copy_symbols_data): New function.
4940 (Relobj::set_symbols_data): New function.
4941 (Relobj::get_relocs_data): New function.
4942 (Relobj::set_relocs_data): New function.
4943 (Relobj::is_output_section_offset_invalid): New pure virtual function.
4944 (Relobj::gc_process_relocs): New function.
4945 (Relobj::do_gc_process_relocs): New pure virtual function.
4946 (Relobj::sd_): New data member.
4947 (Sized_relobj::is_output_section_offset_invalid): New function.
4948 (Sized_relobj::do_gc_process_relocs): New function.
4949 * options.h (General_options::gc_sections): Modify to not be a no-op.
4950 (General_options::print_gc_sections): New option.
4951 * plugin.cc (Plugin_finish::run): Remove function call to
4952 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
4953 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
4954 * reloc.cc (Read_relocs::run): Add task to process relocs and
4955 determine unreferenced sections when doing garbage collection.
4956 (Gc_process_relocs): New class.
4957 (Sized_relobj::do_gc_process_relocs): New function.
4958 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
4959 sections that are garbage collected.
4960 * reloc.h (Gc_process_relocs): New class.
4961 * sparc.cc (Target_sparc::gc_process_relocs): New function.
4962 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
4963 symbols whose corresponding sections are garbage collected.
4964 (Symbol_table::Symbol_table): Add new parameter for the garbage
4965 collection object.
4966 (Symbol_table::gc_mark_undef_symbols): New function.
4967 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4968 (Symbol_table::gc_mark_dyn_syms): New function.
4969 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
4970 as garbage.
4971 (Symbol_table::add_from_object): Likewise.
4972 (Symbol_table::add_from_relobj): When building shared objects, do not
4973 treat externally visible symbols as garbage.
4974 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
4975 table information for static and relocatable links.
4976 * symtab.h (Symbol_table::set_gc): New function.
4977 (Symbol_table::gc): New function.
4978 (Symbol_table::gc_mark_undef_symbols): New function.
4979 (Symbol_table::gc_mark_symbol_for_shlib): New function.
4980 (Symbol_table::gc_mark_dyn_syms): New function.
4981 (Symbol_table::gc_): New data member.
4982 * target.h (Sized_target::gc_process_relocs): New pure virtual
4983 function.
4984 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
4985 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
4986
3b293544
CF		 49872009-01-20 Chris Faylor <me.sourceware@sourceware.org>
4988
4989 * options.h (General_options::gc_sections): Define as a no-op for now.
4990 (General_options::no_keep_memory): Ditto.
4991 (General_options::Bshareable): Define.
4992 * options.cc (General_options::finalize): Honor -Bshareable.
4993
83d22aa8
AS		 49942009-01-20 Andreas Schwab <schwab@suse.de>
4995
4996 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
4997 read the value in the contents, since we don't use it. Use the
4998 template endianness when writing.
4999 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5000
cd536b21
AS		 50012009-01-19 Andreas Schwab <schwab@suse.de>
5002
5003 * configure.tgt (powerpc64-*): Fix targ_obj.
5004
99e9a495
ILT		 50052009-01-15 Ian Lance Taylor <iant@google.com>
5006
5007 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5008 local symbols when stripping all symbols.
5009
bbbfea06
CC		 50102009-01-14 Cary Coutant <ccoutant@google.com>
5011
99e9a495 5012 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 5013
0f7c0701
CC		 50142009-01-14 Cary Coutant <ccoutant@google.com>
5015
5016 * archive.cc (Archive::get_elf_object_for_member): Remove call
5017 to File_read::claim_for_plugin.
5018 * descriptors.cc (Descriptors::open): Remove reference to
5019 is_claimed.
5020 (Descriptors::claim_for_plugin): Remove.
5021 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5022 (Descriptors::is_claimed): Remove.
5023 (claim_descriptor_for_plugin): Remove.
5024 * fileread.cc (File_read::claim_for_plugin): Remove.
5025 * fileread.h (File_read::claim_for_plugin): Remove.
5026 (File_read::descriptor): Reopen descriptor if necessary.
5027 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5028 (Plugin_manager::all_symbols_read): Add task parameter. Change
5029 all callers.
5030 (Plugin_manager::get_input_file): New function.
5031 (Plugin_manager::release_input_file): New function.
5032 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5033 corresponding data member.
5034 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5035 and pass to base constructor. Change all callers.
5036 (get_input_file, release_input_file): New functions.
5037 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5038 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5039 (Plugin_manager::all_symbols_read): Add task parameter.
5040 (Plugin_manager::get_input_file): New function.
5041 (Plugin_manager::release_input_file): New function.
5042 (Plugin_manager::task_): New data member.
5043 (Pluginobj::Pluginobj): Add filesize parameter.
5044 (Pluginobj::filename): New function.
5045 (Pluginobj::descriptor): New function.
5046 (Pluginobj::filesize): New function.
5047 (Pluginobj::filesize_): New data member.
5048 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5049 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5050 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5051
5052 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5053 with archive libraries.
5054 * testsuite/Makefile.in: Regenerate.
5055 * testsuite/plugin_test.c (struct sym_info): New type.
5056 (get_input_file, release_input_file): New static variables.
5057 (onload): Capture new transfer vector entries.
5058 (claim_file_hook): Stop reading at end of file according to filesize.
5059 Factor out parsing of readelf output into separate function.
5060 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5061 APIs and get the source file name from the symbol table. Convert
5062 source file name to corresponding object file name. Print info
5063 message when adding new input files.
5064 (parse_readelf_line): New function.
5065 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5066 * testsuite/plugin_test_2.sh: Likewise.
5067 * testsuite/plugin_test_3.sh: Likewise.
5068 * testsuite/plugin_test_4.sh: New test case.
5069
62a6d109
ILT		 50702009-01-07 Ian Lance Taylor <iant@google.com>
5071
5072 * version.cc (version_string): Bump to 1.8.
5073
483620e8
CC		 50742008-12-23 Cary Coutant <ccoutant@google.com>
5075
5076 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5077 * plugin.cc (Plugin_manager::finish): Rename as
5078 layout_deferred_objects. Move cleanup to separate function.
5079 (Plugin_manager::cleanup): New function.
5080 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5081 separately.
5082 * plugin.h (Plugin_manager::finish): Rename as
5083 layout_deferred_objects.
5084 (Plugin_manager::cleanup): New function.
5085 (Plugin_manager::cleanup_done): New field.
5086
d66a9eb3
CC		 50872008-12-23 Cary Coutant <ccoutant@google.com>
5088
5089 * plugin.cc (is_visible_from_outside): New function.
5090 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5091 so we don't return "IR only" status for exported symbols or -r links.
5092
5093 * testsuite/Makefile.am (plugin_test_3): New test case.
5094 * testsuite/Makefile.in: Regenerate.
5095 * testsuite/plugin_test_3.sh: New file.
5096
5995b570
CC		 50972008-12-22 Cary Coutant <ccoutant@google.com>
5098
5099 * object.cc (Sized_relobj::layout_section): New function.
5100 (Sized_relobj::do_layout): Defer layout of input sections until after
5101 plugin has provided replacement files.
5102 (Sized_relobj::do_layout_deferred_sections): New function.
5103 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5104 (Relobj::layout_deferred_sections): New function.
5105 (Relobj::do_layout_deferred_sections): New function.
5106 (Sized_relobj::do_layout_deferred_sections): New function.
5107 (Sized_relobj::layout_section): New function.
5108 (Sized_relobj::Deferred_layout): New structure.
5109 (Sized_relobj::deferred_layout_): New field.
5110 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5111 Change all callers. Layout deferred sections.
5112 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5113 references.
5114 (Plugin_hook::run): Move code from do_plugin_hook inline.
5115 (Plugin_hook::do_plugin_hook): Remove.
5116 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5117 (Plugin_manager::finish): Renamed, was cleanup.
5118 (Plugin_manager::should_defer_layout): New function.
5119 (Plugin_manager::add_deferred_layout_object): New function.
5120 (Plugin_manager::Deferred_layout_list): New type.
5121 (Plugin_manager::deferred_layout_objects_): New field.
5122 (Plugin_hook::do_plugin_hook): Remove.
5123
ee769c88
ILT		 51242008-12-17 Ian Lance Taylor <iant@google.com>
5125
5126 * options.h (class General_options): Add --no case for
5127 --export-dynamic.
5128
abc8dcba
CC		 51292008-12-16 Cary Coutant <ccoutant@google.com>
5130
5131 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5132 vector.
5133 (Plugin_manager::claim_file): Create plugin object even if
5134 plugin did not call the add_symbols callback.
5135 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5136 asking for more symbols than were added.
5137 * testsuite/Makefile.am (plugin_test_1): Add test case with
5138 no global symbols.
5139 (empty.syms): New target.
5140 * testsuite/Makefile.in: Regenerate.
5141 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5142 message. Don't call add_symbols if no globals.
5143 (all_symbols_read_hook): Don't provide replacement for empty
5144 claimed file.
5145
b0074644
ILT		 51462008-12-12 Ian Lance Taylor <iant@google.com>
5147
68943102
ILT		 5148 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5149 r_type == 0 for a local symbol with r_sym == 0.
5150 (scan_relocatable_relocs): Pass r_sym to
5151 local_non_section_strategy.
5152 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5153 r_sym parameter.
5154
b0074644
ILT		 5155 * configure.ac: Update test for TLS descriptors: they are
5156 supported as of glibc 2.9.
5157 * configure: Rebuild.
5158
c2508178
ILT		 51592008-12-11 Ian Lance Taylor <iant@google.com>
5160
5161 PR 7091
5162 * target-reloc.h (Default_scan_relocatable_relocs): For each
5163 function, map r_type == 0 to RELOC_DISCARD.
5164
2756a258
CC		 51652008-12-10 Cary Coutant <ccoutant@google.com>
5166
5167 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5168 object to override a kept COMDAT group from a plugin object.
5169
bb6f53d3
ILT		 51702008-12-09 Ian Lance Taylor <iant@google.com>
5171
fbc558e1
ILT		 5172 PR 7088
5173 * yyscript.y (file_cmd): Handle INPUT.
5174
bb6f53d3
ILT		 5175 * testsuite/initpri1.c: Change all declarations to be full
5176 prototypes by adding void, to avoid compiler warnings.
5177
4674ecfc
CC		 51782008-12-05 Rafael Avila de Espindola <espindola@google.com>
5179
5180 * options.cc (General_options::parse_plugin_opt): New.
5181 (General_options::add_plugin): The argument now is just the filename.
5182 (General_options::add_plugin_option): New.
5183 * options.h (plugin_opt): New.
5184 (add_plugin): Change argument name.
5185 (add_plugin_option): New.
5186 * plugin.cc (Plugin::load): Don't parse the plugin option.
5187 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5188 (Plugin::add_option): New.
5189 (Plugin::args_): Change type.
5190 (Plugin::filename_): New.
5191 (Plugin_manager::add_plugin_option): New.
5192 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5193 * testsuite/Makefile.in: Regenerate.
5194
fd06b4aa
CC		 51952008-12-05 Cary Coutant <ccoutant@google.com>
5196
5197 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5198 Handle --strip-lto-sections option.
5199 * options.h (strip_lto_sections): New option.
5200
6c52134c
CC		 52012008-12-01 Cary Coutant <ccoutant@google.com>
5202
5203 * plugin.cc (ld_plugin_message): Change format parameter to const.
5204 Fix mismatch between new[] and delete.
5205
a45248e0
CC		 52062008-11-14 Cary Coutant <ccoutant@google.com>
5207
5208 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5209 instead of -1U.
5210
c82fbeee
CS		 52112008-11-05 Craig Silverstein <csilvers@google.com>
5212
5213 * options.cc (General_options::parse_dynamic_list): New function.
5214 * options.h (General_options): New flags dynamic_list,
5215 dynamic_list_data, dynamic_list_cpp_new, and
5216 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5217 (General_options::in_dynamic_list): New function.
5218 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5219 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5220 (Lex::can_continue_name): Likewise.
5221 (yylex): Likewise.
5222 (read_script_file): New parameter script_options.
5223 (read_dynamic_list): New function.
5224 (Script_options::define_dynamic_list): New function.
5225 (dynamic_list_keyword_parsecodes): New variable.
5226 (dynamic_list_keywords): New variable.
5227 * script.h (Script_options::define_dynamic_list): New function
5228 prototype.
5229 (read_dynamic_list): New function prototype.
5230 * symtab.cc (strprefix): New macro.
5231 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5232 dynamic_list_data, dynamic_list_cpp_new, and
5233 dynamic_list_cpp_typeinfo.
5234 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5235 (dynamic_list_expr): New rule.
5236 (dynamic_list_nodes): Likewise.
5237 (dynamic_list_node): Likewise.
5238 * testsuite/Makefile.am (dynamic_list): New test.
5239 * testsuite/Makefile.in: Regenerated.
5240 * testsuite/dynamic_list.t: New file.
5241 * testsuite/dynamic_list.sh: New file.
5242
e0bb29a5
CS		 52432008-11-05 Craig Silverstein <csilvers@google.com>
5244
5245 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5246 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5247 (t11_last): Likewise.
5248 * testsuite/ver_test_6.c (main): Likewise.
5249
4e1e25e0
CC		 52502008-10-07 Cary Coutant <ccoutant@google.com>
5251
5252 * options.c (General_options::finalize): Add check for -static and
5253 -shared.
5254 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5255 is not empty.
5256
92f03fcb
CC		 52572008-10-02 Cary Coutant <ccoutant@google.com>
5258
5259 * plugin.cc (make_sized_plugin_object): Fix conditional
5260 compilation to work when not all targets are enabled.
5261
fbd8a257
CC		 52622008-09-29 Cary Coutant <ccoutant@google.com>
5263
5264 * archive.cc (Archive::get_file_and_offset): Use filename instead
5265 of name to get library path.
5266 (Archive::include_member): Unlock external member of a thin archive.
5267
5268 * testsuite/Makefile.am (TEST_AR): New variable.
5269 (thin_archive_test_1): New test.
5270 (thin_archive_test_2): New test.
81636b3f
CC		 5271 * testsuite/Makefile.in: Regenerate.
5272 * testsuite/thin_archive_main.cc: New file.
5273 * testsuite/thin_archive_test_1.cc: New file.
5274 * testsuite/thin_archive_test_2.cc: New file.
5275 * testsuite/thin_archive_test_3.cc: New file.
5276 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 5277
eff45813
CC		 52782008-09-29 Cary Coutant <ccoutant@google.com>
5279
5280 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5281 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5282 instead of -1U.
5283 (Sized_relobj::do_finalize_local_symbols): Likewise.
5284 (Sized_relobj::map_to_kept_section): Likewise.
5285 * object.h (Sized_relobj::invalid_address): New constant.
5286 (Sized_relobj::do_output_section_offset): Check for invalid_address
5287 and return -1ULL.
5288 * output.cc (Output_reloc::local_section_offset): Use constant
5289 invalid_address instead of -1U.
5290 (Output_reloc::get_address): Likewise.
5291 (Output_section::output_address): Change -1U to -1ULL.
5292 * output.h (Output_reloc::invalid_address): New constant.
5293 * reloc.cc (Sized_relobj::write_sections): Use constant
5294 invalid_address instead of -1U.
5295 (Sized_relobj::relocate_sections): Likewise.
5296 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5297 values for merge sections.
5298 * target-reloc.h (relocate_for_relocatable): Use constant
5299 invalid_address instead of -1U.
5300
89fc3421
CC		 53012008-09-19 Cary Coutant <ccoutant@google.com>
5302
5303 Add plugin functionality for link-time optimization (LTO).
5304 * configure.ac (plugins): Add --enable-plugins option.
5305 * configure: Regenerate.
5306 * config.in: Regenerate.
5307 * Makefile.am (LIBDL): New variable.
5308 (CCFILES): Add plugin.cc.
5309 (HFILES): Add plugin.h.
5310 (ldadd_var): Add LIBDL.
5311 * Makefile.in: Regenerate.
5312
5313 * archive.cc: Include "plugin.h".
5314 (Archive::setup): Don't preread archive symbols when using a plugin.
5315 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5316 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5317 files.
5318 (Archive::include_member): Add symbols from plugin objects.
5319 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5320 * descriptors.cc (Descriptors::open): Check for file descriptors
5321 abandoned by plugins.
5322 (Descriptors::claim_for_plugin): New function.
5323 * descriptors.h (Descriptors::claim_for_plugin): New function.
5324 (Open_descriptor::is_claimed): New field.
5325 (claim_descriptor_for_plugin): New function.
5326 * fileread.cc (File_read::claim_for_plugin): New function.
5327 * fileread.h (File_read::claim_for_plugin): New function.
5328 (File_read::descriptor): New function.
5329 * gold.cc: Include "plugin.h".
5330 (queue_initial_tasks): Add task to call plugin hooks for generating
5331 new object files.
5332 * main.cc: Include "plugin.h".
5333 (main): Load plugin libraries.
5334 * object.h (Pluginobj): Declare.
5335 (Object::pluginobj): New function.
5336 (Object::do_pluginobj): New function.
5337 (Object::set_target): New function.
5338 * options.cc: Include "plugin.h".
5339 (General_options::parse_plugin): New function.
5340 (General_options::General_options): Initialize plugins_ field.
5341 (General_options::add_plugin): New function.
5342 * options.h (Plugin_manager): Declare.
5343 (General_options): Add --plugin option.
5344 (General_options::has_plugins): New function.
5345 (General_options::plugins): New function.
5346 (General_options::add_plugin): New function.
5347 (General_options::plugins_): New field.
5348 * plugin.cc: New file.
5349 * plugin.h: New file.
5350 * readsyms.cc: Include "plugin.h".
5351 (Read_symbols::do_read_symbols): Check for archive before checking
5352 for ELF file. Call plugin hooks to claim files.
5353 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5354 from a real object file; force override when processing replacement
5355 files.
5356 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5357 (Symbol::init_base_object): Likewise.
5358 (Symbol::init_base_output_data): Likewise.
5359 (Symbol::init_base_output_segment): Likewise.
5360 (Symbol::init_base_constant): Likewise.
5361 (Symbol::init_base_undefined): Likewise.
5362 (Symbol::output_section): Assert that object is not a plugin.
5363 (Symbol_table::add_from_pluginobj): New function.
5364 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5365 undefined.
5366 (Symbol_table::sized_write_globals): Likewise.
5367 (Symbol_table::add_from_pluginobj): Instantiate template.
5368 * symtab.h (Sized_pluginobj): Declare.
5369 (Symbol::in_real_elf): New function.
5370 (Symbol::set_in_real_elf): New function.
5371 (Symbol::in_real_elf_): New field.
5372 (Symbol_table::add_from_pluginobj): New function.
5373
5374 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5375 (LIBDL): New variable.
5376 (LDADD): Add LIBDL.
5377 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
5378 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
5379 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
5380 (MOSTLYCLEANFILES): Likewise.
5381 * testsuite/Makefile.in: Regenerate.
5382 * testsuite/plugin_test.c: New file.
5383 * testsuite/plugin_test_1.sh: New file.
5384 * testsuite/plugin_test_2.sh: New file.
5385
de31bda5
ILT		 53862008-09-16 Ian Lance Taylor <iant@google.com>
5387
9c2d0ef9
ILT		 5388 * target-reloc.h (relocate_section): Check whether a symbol is
5389 defined by the ABI before reporting an undefined symbol error.
5390 * target.h (Target::is_defined_by_abi): Make parameter const.
5391 (Target::do_is_defined_by_abi): Likewise.
5392 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
5393 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
5394 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
5395 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
5396 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
5397 * testsuite/Makefile.in: Rebuild.
5398
de31bda5
ILT		 5399 * fileread.cc (make_view): Add casts to avoid warning.
5400
9fa33bee
AO		 54012008-09-16 Alexandre Oliva <aoliva@redhat.com>
5402
5403 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
5404 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5405
183fd0e3
AO		 54062008-09-16 Alexandre Oliva <aoliva@redhat.com>
5407
5408 * options.h (General_options::output_is_executable): New.
5409 (General_options::output_is_pie): New.
5410 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
5411 for shared libraries.
5412 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
5413
7be8330a
CD		 54142008-09-11 Chris Demetriou <cgd@google.com>
5415
5416 * options.h (origin): New -z option.
5417 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
5418 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
5419 in DT_FLAGS_1.
5420
a9caad02
CC		 54212008-09-05 Cary Coutant <ccoutant@google.com>
5422
5423 * fileread.cc (File_read::make_view): Add check for attempt to map
5424 beyond end of file.
5425
ae6dce4d
CC		 54262008-09-05 Cary Coutant <ccoutant@google.com>
5427
5428 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
5429 explicit instantiations.
5430
d7ab2a47
KVH		 54312008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
5432
5433 PR gold/6858
5434 * options.cc (General_options::finalize): Allow undefined symbols
5435 in shlibs if linking -shared.
5436
5437 PR gold/6859
5438 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
5439 symbols as not needing a dynsym entry.
5440
1e52a9c1
CS		 54412008-08-20 Craig Silverstein <csilvers@google.com>
5442
5443 * fileread.cc (File_read::open): Do not lock the file unless it
5444 was successfully opened.
5445
d85c80a3
CC		 54462008-08-14 Cary Coutant <ccoutant@google.com>
5447
5448 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
5449 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
5450 * testsuite/tls_test.cc (struct int128): 128-bit struct
5451 for testing TLS relocs with non-zero addend.
5452 (v12): New TLS variable.
5453 (t12): New test.
5454 (t_last): Add check for v12.
5455 * testsuite/tls_test.h (t12): New function.
5456 * testsuite/tls_test_main.cc (thread_routine): Call new test.
5457
2d924fd9
ILT		 54582008-08-13 Ian Lance Taylor <iant@google.com>
5459
5460 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
5461 set tls_segment_ or relro_segment_.
5462 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
5463 when appropriate.
5464 * output.h (Output_section::clear_is_relro): New function.
5465 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
5466 sections specially even when output_data_ is empty.
5467 (Output_segment::maximum_alignment): When first section is relro,
5468 only force alignment for PT_LOAD segments.
5469 * script.cc (script_data_segment_align): New function.
5470 (script_data_segment_relro_end): New function.
5471 * script-c.h (script_data_segment_align): Declare.
5472 (script_data_segment_relro_end): Declare.
5473 * script-sections.h (class Script_sections): Declare
5474 data_segment_align and data_segment_relro_end. Add fields
5475 segment_align_index_ and saw_relro_end_.
5476 * script-sections.cc (class Sections_element): Add set_is_relro
5477 virtual function. Add new bool* parameter to place_orphan_here.
5478 Add get_output_section virtual function.
5479 (class Output_section_definition): Add set_is_relro. Add new
5480 bool* parameter to place_orphan_here. Add get_output_section.
5481 Add is_relro_ field.
5482 (Output_section_definition::Output_section_definition): Initialize
5483 evaluated_address_, evaluated_load_address, evaluated_addralign_,
5484 and is_relro_ fields.
5485 (Output_section_definition::place_orphan_here): Add is_relro
5486 parameter.
5487 (Output_section_definition::set_section_addresses): Set relro for
5488 output section.
5489 (Output_section_definition::alternate_constraint): Likewise.
5490 (class Orphan_output_section): Add new bool* parameter to
5491 place_orphan_here. Add get_output_section.
5492 (Orphan_output_section::place_orphan_here): Add is_relro
5493 parameter.
5494 (Script_sections::Script_sections): Initialize
5495 data_segment_align_index_ and saw_relro_end_.
5496 (Script_sections::data_segment_align): New function.
5497 (Script_sections::data_segment_relro_end): New function.
5498 (Script_sections::place_orphan): Set or clear is_relro.
5499 (Script_sections::set_section_addresses): Force alignment of first
5500 TLS section.
5501 * yyscript.y (exp): Call script_data_segment_align and
5502 script_data_segment_relro_end.
5503 * testsuite/relro_script_test.t: New file.
5504 * testsuite/relro_test.cc (using_script): Declare.
5505 (t1, t2): Test using_script.
5506 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
5507 (relro_script_test_SOURCES): Define.
5508 (relro_script_test_DEPENDENCIES): Define.
5509 (relro_script_test_LDFLAGS): Define.
5510 (relro_script_test_LDADD): Define.
5511 (relro_script_test.so): New target.
5512 * testsuite/Makefile.in: Rebuild.
5513
f827c9a9
CC		 55142008-08-06 Cary Coutant <ccoutant@google.com>
5515
5516 * archive.cc (Archive::total_archives, Archive::total_members)
5517 (Archive::total_members_loaded): New variables.
5518 (Archive::setup): Add parameter. Add option to preread
5519 archive symbols.
5520 (Archive::read_armap): Add counter.
5521 (Archive::get_file_and_offset): New function.
5522 (Archive::get_elf_object_for_member): New function.
5523 (Archive::read_all_symbols): New function.
5524 (Archive::read_symbols): New function.
5525 (Archive::add_symbols): Add counters.
5526 (Archive::include_all_members): Use armap to find members if it's
5527 already built.
5528 (Archive::include_member): Skip reading symbols if already read.
5529 Factored code into Archive::get_file_and_offset and
5530 Archive::get_elf_object_for_member. Changed call to
5531 Mapfile::report_include_archive_member.
5532 (Archive::print_stats): New function.
5533 * archive.h: Declare Object and Read_symbols_data classes.
5534 (Archive::Archive): Add initializers for new members.
5535 (Archive::setup): Add parameter.
5536 (Archive::print_stats): New function.
5537 (Archive::total_archives, Archive::total_members)
5538 (Archive::total_members_loaded): New variables.
5539 (Archive::get_file_and_offset): New function.
5540 (Archive::get_elf_object_for_member): New function.
5541 (Archive::read_all_symbols): New function.
5542 (Archive::read_symbols): New function.
5543 (Archive::Archive_member): New class.
5544 (Archive::members_): New member.
5545 (Archive::num_members_): New member.
5546 * main.cc: Include archive.h.
5547 (main): Call Archive::print_stats.
5548 * mapfile.cc (Mapfile::report_include_archive_member): Delete
5549 archive parameter; member_name is now the fully-decorated name.
5550 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
5551 * options.h: (General_options): Add --preread-archive-symbols option.
5552 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
5553 Archive::setup.
5554
de4c45bd
ILT		 55552008-08-04 Ian Lance Taylor <iant@google.com>
5556
5557 * symtab.h (Symbol::use_plt_offset): New function.
5558 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
5559 * powerpc.cc (Relocate::relocate): Likewise.
5560 * sparc.cc (Relocate::relocate): Likewise.
5561 * x86_64.cc (Relocate::relocate): Likewise.
5562 * testsuite/weak_plt.sh: New test.
5563 * testsuite/weak_plt_main.cc: New test.
5564 * testsuite/weak_plt_shared.cc: New test.
5565 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
5566 (check_PROGRAMS): Add weak_plt.
5567 (check_DATA): Add weak_plt_shared.so.
5568 (weak_plt_main_pic.o, weak_plt): New targets.
5569 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
5570 * testsuite/Makefile.in: Rebuild.
5571
5572 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
5573 gcctestdir/ld.
5574 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
5575 * testsuite/Makefile.in: Rebuild.
5576
323ee3f4
AM		 55772008-08-04 Alan Modra <amodra@bigpond.net.au>
5578
5579 * Makefile.am (POTFILES.in): Set LC_ALL=C.
5580 * Makefile.in: Regenerate.
5581 * po/POTFILES.in: Regenerate.
5582
7c07ecec
ILT		 55832008-07-29 Ian Lance Taylor <iant@google.com>
5584
5585 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
5586 symbols before other symbols.
5587 * testsuite/script_test_2.cc (test_addr): Declare.
5588 (test_addr_alias): Declare.
5589 (main): Check that test_addr and test_addr_alias have the right
cd536b21 5590 values.
7c07ecec
ILT		 5591 * testsuite/script_test_2.t: Define test_addr_alias and
5592 test_addr.
5593
5778530e
ILT		 55942008-07-24 Ian Lance Taylor <iant@google.com>
5595
2a00e4fb
ILT		 5596 PR 5990
5597 * descriptors.cc: New file.
5598 * descriptors.h: New file.
5599 * gold-threads.h (class Hold_optional_lock): New class.
5600 * fileread.cc: Include "descriptors.h".
5601 (File_read::~File_read): Release descriptor rather than closing
5602 it.
5603 (File_read::open) [file]: Call open_descriptor rather than open.
5604 Set is_descriptor_opened_.
5605 (File_read::open) [memory]: Assert that descriptor is not open.
5606 (File_read::reopen_descriptor): New function.
5607 (File_read::release): Release descriptor.
5608 (File_read::do_read): Make non-const. Reopen descriptor.
5609 (File_read::read): Make non-const.
5610 (File_read::make_view): Reopen descriptor.
5611 (File_read::do_readv): Likewise.
5612 * fileread.h (class File_read): Add is_descriptor_opened_ field.
5613 Update declarations.
5614 * layout.cc: Include "descriptors.h".
5615 (Layout::create_build_id): Use open_descriptor rather than open.
5616 * output.cc: Include "descriptors.h".
5617 (Output_file::open): Use open_descriptor rather than open.
5618 * archive.cc (Archive::const_iterator): Change Archive to be
5619 non-const.
5620 (Archive::begin, Archive::end): Make non-const.
5621 (Archive::count_members): Likewise.
5622 * archive.h (class Archive): Update declarations.
5623 * object.h (Object::read): Make non-const.
5624 * Makefile.am (CCFILES): Add descriptors.cc.
5625 (HFILES): Add descriptors.h.
5626 * Makefile.in: Rebuild.
5627
801647d1
ILT		 5628 PR 6716
5629 * gold.h: Always include <clocale>. Add Solaris workarounds
5630 following code in binutils/sysdep.h.
5631
5edd166e
ILT		 5632 PR 6048
5633 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5634 this->eh_frame_hdr_ is NULL before using it.
5635
c89ad728
ILT		 5636 * dynobj.cc (Versions::Versions): Update comment.
5637
aa86f06b
ILT		 5638 * dynobj.cc (Versions::Versions): If there is an soname, use it as
5639 the base version name.
5640
5778530e
ILT		 5641 * stringpool.cc (Stringpool_template::add_with_length): Set key to
5642 array size plus one.
5643 (Stringpool_template::set_string_offsets): Subtract one from key
5644 before using it as an array index.
5645 (Stringpool_template::get_offset_with_length): Likewise.
5646 (Stringpool_template::write_to_buffer): Likewise.
5647 * stringpool.h (Stringpool_template::get_offset_from_key):
5648 Likewise.
5649
057ead22
ILT		 56502008-07-23 Ian Lance Taylor <iant@google.com>
5651
7f649c59
ILT		 5652 PR 6658
5653 * object.h (Merged_symbol_value::value): Do our best to handle a
5654 negative addend.
5655
057ead22
ILT		 5656 PR 6647
5657 * script.cc (Version_script_info::get_versions): Don't add empty
5658 version tag to return value.
5659 (Version_script_info::get_symbol_version_helper): Change return
5660 type to bool. Add pversion parameter. Change all callers.
5661 (script_register_vers_node): Don't require a non-NULL tag.
5662 * script.h (class Version_script_info): Update declarations.
5663 (Version_script_info::get_symbol_version): Change return type to
5664 bool. Add version parameter. Change all callers.
5665 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
5666 handling. Handle an empty version from a version script.
5667 (Symbol_table::define_special_symbol): Likewise.
5668 * testsuite/ver_test_10.script: New file.
5669 * testsuite/ver_test_10.sh: New file.
5670 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
5671 (check_DATA): Add ver_test_10.syms.
5672 (ver_test_10.syms, ver_test_10.so): New target.
5673 * testsuite/Makefile.in: Rebuild.
5674
58e54ac2
CD		 56752008-07-23 Simon Baldwin <simonb@google.com>
5676
5677 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
5678 to zero for undefined symbols from dynamic libraries.
5679
95d14cd3
ILT		 56802008-07-23 Ian Lance Taylor <iant@google.com>
5681
5682 * symtab.cc (Symbol_table::resolve): Remove version parameter.
5683 Change all callers.
5684 * symtab.h (class Symbol_table): Update declaration.
5685 * testsuite/ver_test_9.cc: New file.
5686 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
5687 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
5688 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
5689 (ver_test_9.so, ver_test_9.o): New targets.
5690 * testsuite/Makefile.in: Rebuild.
5691
92de84a6
ILT		 56922008-07-22 Ian Lance Taylor <iant@google.com>
5693
34810851
ILT		 5694 * options.h (class General_options): Define --check-sections.
5695 * layout.cc (Layout::set_segment_offsets): Handle
5696 --check-sections.
5697
af6156ef
ILT		 5698 * options.h (class General_options): Define -n/--nmagic and
5699 -N/--omagic.
5700 * options.cc (General_options::finalize): For -n/--nmagic or
5701 -N/--omagic, set -static.
5702 * layout.cc (Layout::attach_allocated_section_to_segment): If
5703 -N/--omagic, don't put read-only and read-write sections in
5704 different segments.
5705 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
5706 finding a read-only segment.
5707 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
5708 don't set the minimum segment alignment to the common page size,
5709 and don't set the file offset to the address modulo the page size.
5710 * script-sections.cc (Script_sections::create_segments): If
5711 -n/--omagic, don't put read-only and read-write sections in
5712 different segments.
5713
92de84a6
ILT		 5714 * cref.cc: New file.
5715 * cref.h: New file.
5716 * options.h (class General_options): Add --print-symbol-counts.
5717 * main.cc (main): Issue defined symbol report if requested.
5718 * archive.cc (Archive::interpret_header): Make into a const member
5719 function.
5720 (Archive::add_symbols): Call Input_objects::archive_start and
5721 archive_stop.
5722 (Archive::const_iterator): Define new class.
5723 (Archive::begin, Archive::end): New functions.
5724 (Archive::include_all_members): Rewrite to use iterator.
5725 (Archive::count_members): New function.
5726 * archive.h (class Archive): Update declarations.
5727 (Archive::filename): New function.
5728 * object.cc: Include "cref.h".
5729 (Sized_relobj::Sized_relobj): Initialize defined_count_.
5730 (Sized_relobj::do_get_global_symbol_counts): New function.
5731 (Input_objects::add_object): Add object to cross-referencer.
5732 (Input_objects::archive_start): New function.
5733 (Input_objects::archive_stop): New function.
5734 (Input_objects::print_symbol_counts): New function.
5735 * object.h: Declare Cref and Archive.
5736 (Object::get_global_symbol_counts): New function.
5737 (Object::do_get_global_symbol_counts): New pure virtual function.
5738 (class Sized_relobj): Add defined_count_ field. Update
5739 declarations.
5740 (class Input_objects): Add cref_ field. Update constructor.
5741 Update declarations.
5742 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
5743 defined_count_.
5744 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
5745 symbol counts.
5746 (Sized_dynobj::do_get_global_symbol_counts): New function.
5747 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
5748 defined_count_. Update declarations. Define Symbols typedef.
5749 * symtab.cc (Symbol_table::add_from_relobj): Add defined
5750 parameter. Change all callers.
5751 (Symbol_table::add_from_dynobj): Add sympointers and defined
5752 parameters. Change all callers.
5753 * symtab.h (class Symbol_table): Update declarations.
5754 * Makefile.am (CCFILES): Add cref.cc.
5755 (HFILES): Add cref.h.
5756 * Makefile.in: Rebuild.
5757
3f7c5e1d
CD		 57582008-07-22 Simon Baldwin <simonb@google.com>
5759
5760 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
5761 to zero when writing undefined symbols.
5762
e0b64032
ILT		 57632008-07-22 Ian Lance Taylor <iant@google.com>
5764
5765 * output.cc (Output_section::add_input_section): Don't try to
5766 merge empty merge sections.
5767
096b02cf
CS		 57682008-07-21 Craig Silverstein <csilvers@google.com>
5769
5770 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5771 Include symbol version in error message.
cd536b21 5772
1d1f116d
CD		 57732008-07-20 Chris Demetriou <cgd@google.com>
5774
cd536b21 5775 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 5776 (RANDOM_SEED_CFLAGS): New substituted variable.
5777 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
5778 * configure: Rebuild.
5779 * Makefile.in: Likewise.
5780 * testsuite/Makefile.in: Likewise.
5781
a18f591e
ILT		 57822008-07-18 Ian Lance Taylor <iant@google.com>
5783
5784 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
5785 where we see NAME/NULL and NAME/VERSION as separate symbols.
5786 * testsuite/ver_test_main.cc (main): Call t4.
5787 (t4, t4_2a): Define.
5788 * testsuite/ver_test_2.cc (t4_2): Define.
5789 * testsuite/ver_test_2.script: Put t4_2a in VER2.
5790 * testsuite/ver_test_4.cc (t4_2a): Define.
5791 * testsuite/ver_test_4.script: Put t4_2a in VER2.
5792 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
5793
c6e3f6ed
ILT		 57942008-07-17 Ian Lance Taylor <iant@google.com>
5795
5796 * dynobj.cc (Versions::add_def): If we give an error about a
5797 missing version, go ahead and create the version anyhow.
5798
ef9beddf
ILT		 57992008-07-10 Ian Lance Taylor <iant@google.com>
5800
5801 Handle output sections with more than 0x7fffffff bytes.
5802 * object.h (class Relobj): Change map_to_output_ to
5803 output_sections_, and just keep a section pointer. Change all
5804 uses. Move comdat group support to Sized_relobj.
5805 (Relobj::is_section_specially_mapped): Remove.
5806 (Relobj::output_section): Remove poff parameter. Change all
5807 callers.
5808 (Relobj::output_section_offset): New function.
5809 (Relobj::set_section_offset): Rewrite.
5810 (Relobj::map_to_output): Remove.
5811 (Relobj::output_sections): New function.
5812 (Relobj::do_output_section_offset): New pure virtual function.
5813 (Relobj::do_set_section_offset): Likewise.
5814 (class Sized_relobj): Add section_offsets_ field. Add comdat
5815 group support from Relobj. Update declarations.
5816 (Sized_relobj::get_output_section_offset): New function.
5817 (Sized_relobj::do_output_section_offset): New function.
5818 (Sized_relobj::do_set_section_offset): New function.
5819 * object.cc (Relobj::output_section_address): Remove.
5820 (Sized_relobj::Sized_relobj): Initialize new fields.
5821 (Sized_relobj::include_section_group): Cast find_kept_object to
5822 Sized_relobj.
5823 (Sized_relobj::include_linkonce_section): Likewise.
5824 (Sized_relobj::do_layout): Use separate arrays for output section
5825 and output offset.
5826 (Sized_relobj::do_count_local_symbols): Change map_to_output to
5827 output_sections.
5828 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
5829 output_sections and section_offsets.
5830 (Sized_relobj::write_local_symbols): Likewise.
5831 (map_to_kept_section): Compute output address directly.
5832 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
5833 output_sections and section_offsets.
5834 (Sized_relobj::write_sections): Likewise.
5835 (Sized_relobj::relocate_sections): Likewise.
5836 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
5837 * output.h (class Output_reloc): Update declarations. Change
5838 u2_.relobj to Sized_relobj*.
5839 (class Output_data_reloc): Change add functions to use
5840 Sized_relobj*.
5841 * output.cc (Output_reloc::Output_reloc): Change relobj to
5842 Sized_relobj*.
5843 (Output_reloc::local_section_offset): Change return type to
5844 Elf_Addr. Use get_output_section_offset.
5845 (Output_reloc::get_address): Likewise.
5846 (Output_section::is_input_address_mapped): Don't call
5847 is_section_specially_mapped.
5848 (Output_section::output_offset): Likewise.
5849 (Output_section::output_address): Likewise.
5850 (Output_section::starting_output_address): Likewise.
5851 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
5852 parameter to Sized_relobj*.
5853 (Copy_relocs::need_copy_reloc): Likewise.
5854 (Copy_relocs::save): Likewise.
5855 * copy-relocs.h (class Copy_relocs): Update declarations.
5856 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
5857 Sized_relobj*. Change relobj_ field to Sized_relobj*.
5858 * target-reloc.h (relocate_for_relocatable): Change
5859 offset_in_output_section type to Elf_Addr. Change code that uses
5860 it as well.
5861 * layout.cc (Layout::layout): Always set *off.
5862 * mapfile.cc (Mapfile::print_input_section): Use
5863 output_section_offset.
5864 * i386.cc (Target_i386::copy_reloc): Change object parameter to
5865 Sized_relobj*.
5866 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
5867 * sparc.cc (Target_sparc::copy_reloc): Likewise.
5868 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
5869
5cb66f97
ILT		 58702008-07-03 Ian Lance Taylor <iant@google.com>
5871
5872 * layout.cc (Layout::include_section): Do not discard unrecognized
5873 SHT_STRTAB sections.
5874
afe47622
CS		 58752008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
5876
5877 * script.cc (Lex::can_continue_name): Make '?' allowable in
5878 version-script names.
5879 * testsuite/version_script.map: Change glob pattern to use '?'
5880
5adf9721
ILT		 58812008-06-30 Manish Singh <yosh@gimp.org>
5882
5883 PR 6585
5884 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
5885 Correct typo.
5886
e6fde208
ILT		 58872008-06-30 Ian Lance Taylor <iant@google.com>
5888
5889 PR 6660
5890 PR 6682
5891 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
5892 versions]: Don't try to read the value in the contents, since we
5893 don't use it. Use the template endianness when writing.
5894
3f2e6a2d
CC		 58952008-06-25 Cary Coutant <ccoutant@google.com>
5896
5897 * fileread.cc (File_read::make_view): Assert on zero-length view.
5898 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
5899 symbol table when there are no symbols to read.
5900
c43d3a48
CS		 59012008-06-23 Craig Silverstein <csilvers@google.com>
5902
5903 * version.cc (version_string): Bump to 1.7
5904
5f494ea0
CS		 59052008-06-18 Craig Silverstein <csilvers@google.com>
5906
5907 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
5908 constant 0xFFFF to type Valtype.
5909 (Powerpc_relocate_functions::rel16_ha): Likewise.
5910
c42e122e
ILT		 59112008-06-17 Ian Lance Taylor <iant@google.com>
5912
f34787f8
ILT		 5913 * output.h (Output_section::Input_section): Initialize p2align_ to
5914 zero for Output_section_data constructors.
5915 (Output_section::Input_section::addralign): If not an input
5916 section, return the alignment of the Output_section_data.
5917 * testsuite/copy_test.cc: New file.
5918 * testsuite/copy_test_1.cc: New file.
5919 * testsuite/copy_test_2.cc: New file.
5920 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
5921 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
5922 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
5923 (copy_test_1_pic.o, copy_test_1.so): New targets.
5924 (copy_test_2_pic.o, copy_test_2.so): New targets.
5925 * testsuite/Makefile.in: Rebuild.
5926
c42e122e
ILT		 5927 * script-sections.cc (Script_sections::place_orphan): Initialize
5928 local variable exact.
5929
ce3ac18a
DE		 59302008-06-13 David Edelsohn <edelsohn@gnu.org>
5931
5932 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
5933
42cacb20
DE		 59342008-06-12 David Edelsohn <edelsohn@gnu.org>
5935 David S. Miller <davem@davemloft.net>
5936
5937 * powerpc.cc: New file.
5938 * Makefile.am (TARGETSOURCES): Add powerpc.cc
5939 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
5940 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
5941 * Makefile.in: Rebuild.
5942
7b308235
ILT		 59432008-06-09 Ian Lance Taylor <iant@google.com>
5944
5945 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
5946 <exception>.
5947 (throwing, orig_terminate): New static variables.
5948 (terminate_handler): New static function.
5949 (t2): Set terminate handler.
5950
f0b886e3
ILT		 59512008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
5952
5953 PR 6584
cd536b21 5954 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 5955 alignment.
5956
3e90f135
CC		 59572008-05-30 Cary Coutant <ccoutant@google.com>
5958
5959 * archive.cc (Archive::include_all_members) Correct to step
5960 over symbol table and extended name table in thin archives.
5961
e09ad04a
ILT		 59622008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
5963
5964 PR 6407
5965 * target-reloc.h (relocate_for_relocatable): Fix new_offset
5966 calculation.
5967
62b01cb5
ILT		 59682008-05-28 Caleb Howe <cshowe@google.com>
5969
5970 * reduced_debug_output.cc: New file.
5971 * reduced_debug_output.h: New file.
92de84a6 5972 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 5973 * options.cc (General_options::finalize): Add strip_debug_non_line
5974 to the strip heirarchy.
5975 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
5976 fields.
5977 * layout.cc: Include "reduced_debug_output.h".
5978 (Layout::Layout): Initialize new fields.
5979 (line_only_debug_sections): New static array.
5980 (is_lines_only_debug_sections): New static inline function.
5981 (Layout::include_section): Handle --strip-debug-non-line.
5982 (Layout::make_output_section): If --strip-debug-non-line, build
5983 new output sections for .debug_abbrev and .debug_info.
5984 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
5985 gold. Warn about possible overflow.
5986 (read_signed_LEB_128): Likewise.
5987 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
5988 (read_signed_LEB_128): Declare.
5989 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
5990 (HFILES): Add reduced_debug_output.h.
5991 * Makefile.in: Rebuild.
5992
7d9e3d98
ILT		 59932008-05-21 Ian Lance Taylor <iant@google.com>
5994
5995 * mapfile.cc: New file.
5996 * mapfile.h: New file.
5997 * options.h (class General_options): Add -M/--print-map and -Map.
5998 * options.cc (General_options::finalize): Make -M equivalent to
5999 -Map -.
6000 * main.cc: Include <cstdio> and "mapfile.h".
6001 (main): Open mapfile if requested.
6002 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6003 constructor. Change caller.
6004 (queue_initial_tasks): Add mapfile parameter. Change caller.
6005 (queue_middle_tasks): Likewise.
6006 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6007 declarations.
6008 * archive.cc: Include "mapfile.h".
6009 (Archive::add_symbols): Add mapfile parameter. Change all
6010 callers. Pass mapfile, symbol, and reason to include_member.
6011 (Archive::include_all_members): Add mapfile parameter. Change all
6012 callers.
6013 (Archive::include_member): Add mapfile, sym, and why parameters.
6014 Change all callers. Report inclusion to map file.
6015 * archive.h: Include "fileread.h".
6016 (class Archive): Update declarations.
6017 (Archive::file): New const method.
6018 (class Add_archive_symbols): Add mapfile_ field. Update
6019 constructor. Change all callers.
6020 * readsyms.h (class Read_symbols): Likewise.
6021 (class Finish_group): Likewise.
6022 (class Read_script): Likewise.
6023 * common.cc: Include "mapfile.h".
6024 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6025 all callers.
6026 (Symbol_table::do_allocate_commons): Likewise.
6027 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6028 symbol allocation to mapfile.
6029 * common.h (class Allocate_commons_task): Add mapfile_ field.
6030 Update constructor. Change all callers.
6031 * symtab.h (class Symbol_table): Update declarations.
6032 * layout.cc: Include "mapfile.h".
6033 (Layout_task_runner::run): Print information to mapfile.
6034 (Layout::create_gold_note): Change Output_data_fixed_space to
6035 Output_data_zero_fill.
6036 (Layout::create_build_id): Likewise.
6037 (Layout::print_to_mapfile): New function.
6038 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6039 constructor. Change caller.
6040 (class Layout): Declare print_to_mapfile.
6041 * output.cc (Output_section::Input_section::print_to_mapfile): New
6042 function.
6043 (Output_section::add_input_section): If producing a map, always
6044 add to input_sections_ list.
6045 (Output_section::do_print_to_mapfile): New function.
6046 (Output_segment::print_sections_to_mapfile): New function.
6047 (Output_segment::print_section_list_to_mapfile): New function.
6048 * output.h: Include "mapfile.h".
6049 (Output_data::print_to_mapfile): New function.
6050 (Output_data::do_print_to_mapfile): New virtual function.
6051 (Output_segment_headers::do_print_to_mapfile): New function.
6052 (Output_file_header::do_print_to_mapfile): New function.
6053 (Output_data_const::do_print_to_mapfile): New function.
6054 (class Output_data_const_buffer): Add map_name_ field. Update
6055 constructor. Change all callers. Add do_print_to_mapfile
6056 function.
6057 (class Output_data_fixed_space): Likewise.
6058 (class Output_data_space): Likewise.
6059 (class Output_data_zero_fill): New class.
6060 (Output_data_strtab::do_print_to_mapfile): New function.
6061 (Output_data_reloc_base::do_print_to_mapfile): New function.
6062 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6063 (Output_data_group::do_print_to_mapfile): New function.
6064 (Output_data_got::do_print_to_mapfile): New function.
6065 (Output_data_dynamic::do_print_to_mapfile): New function.
6066 (Output_symtab_xindex::do_print_to_mapfile): New function.
6067 (class Output_section): Declare do_print_to_mapflie. Declare
6068 print_to_mapfile in Input_section.
6069 (class Output_segment): Declare new functions.
6070 * object.h (Sized_relobj::symbol_count): New function.
6071 * script-sections.cc
6072 (Output_section_element_dot_assignment::set_section_addresses):
6073 Change Output_data_fixed_space to Output_data_zero_fill.
6074 (Output_data_expression::do_print_to_mapfile): New function.
6075 * script.cc (read_input_script): Add mapfile parameter. Change
6076 all callers.
6077 * script.h (read_input_script): Update declaration.
6078 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6079 (Eh_frame::do_print_to_mapfile): New function.
6080 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6081 (Output_merge_string::do_print_to_mapfile): New function.
6082 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6083 function.
6084 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6085 function.
6086 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6087 function.
6088 * Makefile.am (CCFILES): Add mapfile.cc.
6089 (HFILES): Add mapfile.h.
6090 * Makefile.in: Rebuild.
6091
9f1d377b
ILT		 60922008-05-19 Ian Lance Taylor <iant@google.com>
6093
6094 * options.h (class General_options): Add -z relro.
6095 * layout.cc (Layout::Layout): Initialize relro_segment_.
6096 (Layout::add_output_section_data): Return the output section.
6097 (Layout::make_output_section): Rcognize relro sections and mark
6098 them appropriately.
6099 (Layout::attach_allocated_section_to_segment): Put relro sections
6100 in a PT_GNU_RELRO segment.
6101 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6102 section as relro.
6103 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6104 PT_TLS segments.
6105 (Layout::linkonce_mapping): Map d.rel.ro.local to
6106 .data.rel.ro.local.
6107 (Layout::output_section_name): Us .data.rel.ro.local for any
6108 section which begins with that.
6109 * layout.h (class Layout): Update add_output_section_data
6110 declaration. Add relro_segment_ field.
6111 * output.cc (Output_section::Output_section): Initialize is_relro_
6112 and is_relro_local_ fields.
6113 (Output_segment::add_output_section): Group relro sections.
6114 (Output_segment::is_first_section_relro): New function.
6115 (Output_segment::maximum_alignment): If there is a relro section,
6116 align the segment to the common page size.
6117 (Output_segment::set_section_addresses): Track whether we are
6118 looking at relro sections. If the last section is a relro
6119 section, align to the common page size.
6120 (Output_segment::set_section_list_addresses): Add in_relro
6121 parameter. Change all callers. Align to the page size when
6122 moving from relro to non-relro section.
6123 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6124 segment.
6125 * output.h (class Output_section): Add is_relro_ and
6126 is_relro_local_ fields.
6127 (Output_section::is_relro): New function.
6128 (Output_section::set_is_relro): New function.
6129 (Output_section::is_relro_local): New function.
6130 (Output_section::set_is_relro_local): New function.
6131 (class Output_segment): Update declarations.
6132 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6133 * sparc.cc (Target_sparc::got_section): Likewise.
6134 * x86_64.cc (Target_x86_64::got_section): Likewise.
6135 * testsuite/relro_test_main.cc: New file.
6136 * testsuite/relro_test.cc: New file.
6137 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6138 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6139 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6140 (relro_test.so, relro_test_pic.o): New targets.
6141 * testsuite/Makefile.in: Rebuild.
6142
a984ee1d
ILT		 61432008-05-16 Ian Lance Taylor <iant@google.com>
6144
01676dcd
ILT		 6145 * output.cc (Output_segment::add_output_section): Remove front
6146 parameter.
6147 * output.h (class Output_segment): Remove
6148 add_initial_output_section and overloaded add_output_section.
6149 Update declaration of remaining add_output_section.
6150 * layout.cc (Layout::create_interp): Call add_output_section
6151 rather than add_initial_output_section.
6152 (Layout::finish_dynamic_section): Likewise.
6153
497897f9
ILT		 6154 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6155 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6156 know the dynamic type.
6157 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6158 field. Initialize it in constructor.
6159 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6160 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6161 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6162 reloc.
6163
a984ee1d
ILT		 6164 * output.cc (Output_reloc::get_address): Change return type to
6165 Elf_Addr.
6166 * output.h (class Output_reloc): Update get_address declaration.
6167 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6168 for section addresses.
6169
55ba0940
ILT		 61702008-05-09 Ian Lance Taylor <iant@google.com>
6171
6172 PR 6493
6173 * gold.cc (gold_nomem): Use return value of write.
6174
75517b77
ILT		 61752008-05-08 Ian Lance Taylor <iant@google.com>
6176
6177 * symtab.c (Symbol::init_base_output_data): Add version
6178 parameter. Change all callers.
6179 (Symbol::init_base_output_segment): Likewise.
6180 (Symbol::init_base_constant): Likewise.
6181 (Symbol::init_base_undefined): Likewise.
6182 (Sized_symbol::init_output_data): Likewise.
6183 (Sized_symbol::init_output_segment): Likewise.
6184 (Sized_symbol::init_constant): Likewise.
6185 (Sized_symbol::init_undefined): Likewise.
6186 (Symbol_table::do_define_in_output_data): If the new symbol has a
6187 version, mark it as the default.
6188 (Symbol_table::do_define_in_output_segment): Likewise.
6189 (Symbol_table::do_define_as_constant): Likewise.
6190 * symtab.h (class Symbol): Update declarations.
6191 (class Sized_symbol): Likewise.
6192 * resolve.cc (Symbol::override_version): New function.
c42e122e 6193 (Symbol::override_base): Call override_version.
75517b77
ILT		 6194 (Symbol::override_base_with_special): Likewise.
6195 * testsuite/ver_script_8.script: New file.
6196 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6197 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6198 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6199 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6200
f1f70eae
ILT		 62012008-05-06 Ian Lance Taylor <iant@google.com>
6202
f3e9c5c5
ILT		 6203 PR 6049
6204 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6205 functions.
6206 (class General_options): Remove existing --undefined, and add
6207 --no-undefined instead. Add new --undefined as synonym for -u.
6208 * archive.cc (Archive::add_symbols): Check whether symbol was
6209 named with -u.
6210 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6211 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6212 all uses. Add IS_UNDEFINED. Update declarations to split
6213 different versions of init_base. Declare init_base_undefined.
6214 (Symbol::is_defined): Handle IS_UNDEFINED.
6215 (Symbol::is_undefined): Likewise.
6216 (Symbol::is_weak_undefined): Call is_undefined.
6217 (Symbol::is_absolute): Handle IS_CONSTANT.
6218 (class Sized_symbol): Update declarations to split different
6219 versions of init. Declare init_undefined.
6220 (class Symbol_table): Declare new functions.
6221 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6222 Change all callers.
6223 (Symbol::init_base_output_data): Likewise.
6224 (Symbol::init_base_output_segment): Likewise.
6225 (Symbol::init_base_constant): Likewise.
6226 (Symbol::init_base_undefined): New function.
6227 (Sized_symbol::init_object): Rename from init. Change all
6228 callers.
6229 (Sized_symbol::init_output_data): Likewise.
6230 (Sized_symbol::init_output_segment): Likewise.
6231 (Sized_symbol::init_constant): Likewise.
6232 (Sized_symbol::init_undefined): New function.
6233 (Symbol_table::add_undefined_symbols_from_command_line): New
6234 function.
6235 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6236 function.
6237 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6238 (Symbol::output_section): Likewise.
6239 (Symbol::set_output_section): Likewise.
6240 (Symbol_table::sized_finalize_symbol): Likewise.
6241 (Symbol_table::sized_write_globals): Likewise.
6242 * resolve.cc (Symbol_table::should_override): Likewise.
6243 (Symbol::override_base_with_special): Likewise.
6244
8bdcdf2c
ILT		 6245 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6246 symbol, change it to have default visibility.
6247 * testsuite/protected_1.cc: New file.
6248 * testsuite/protected_2.cc: New file.
6249 * testsuite/protected_3.cc: New file.
6250 * testsuite/protected_main_1.cc: New file.
6251 * testsuite/protected_main_2.cc: New file.
6252 * testsuite/protected_main_3.cc: New file.
6253 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6254 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6255 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6256 (protected_1.so): New target.
6257 (protected_1_pic.o, protected_2_pic.o): New targets.
6258 (protected_3_pic.o): New target.
6259 (check_PROGRAMS): Add protected_2.
6260 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6261 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6262 * testsuite/Makefile.in: Rebuild.
6263
2b706932
ILT		 6264 * options.h (DEFINE_var): Add set_user_set_##varname__.
6265 (DEFINE_bool_alias): New macro.
6266 (class General_options): Define -Bstatic using DEFINE_bool_alias
6267 rather than DEFINE_special. Add --undefined as an alias for -z
6268 defs.
6269 * options.cc (General_options::parse_Bstatic): Remove.
6270
d82a5bcc
ILT		 6271 * options.h (class General_options): Add --fatal-warnings.
6272 * main.cc (main): Implement --fatal-warnings.
6273 * errors.h (Errors::warning_count): New function.
6274
f1f70eae
ILT		 6275 * options.h (class General_options): Add -Bsymbolic-functions.
6276 * symtab.h (Symbol::is_preemptible): Check for
6277 -Bsymbolic-functions.
6278
8825ac63
ILT		 62792008-05-05 Ian Lance Taylor <iant@google.com>
6280
d98bc257
ILT		 6281 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6282 as noVARNAME rather than no-VARNAME.
6283 (class General_options): Add option -z combreloc.
6284 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6285 get_address.
6286 (Output_reloc::sort_before) [SHT_REL]: New function.
6287 (Output_reloc::sort_before) [SHT_RELA]: New function.
6288 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6289 Sort_relocs_comparison.
6290 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6291 parameter. Change all callers.
6292 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6293 sort_relocs parameter. Change all callers.
6294 * output.cc (Output_reloc::get_address): New function, broken out
6295 of write_rel.
6296 (Output_reloc::write_rel): Call it.
6297 (Output_reloc::compare): New function.
6298 (Output_data_reloc_base::do_write): Optionally sort relocs.
6299
60b2b4e7
ILT		 6300 * configure.ac: If targ_extra_obj is set, link it in.
6301 * configure.tgt: Initialize all variables.
6302 (x86_64*): Set targ_extra_obj and targ_extra_size.
6303 * configure: Rebuild.
6304
8825ac63
ILT		 6305 * object.cc (Sized_relobj::include_section_group): Adjust section
6306 indexes read from group data. Build vector to pass to
6307 layout_group.
6308 * layout.cc (Layout::layout_group): Add flags and shndxes
6309 parameters. Remove contents parameter. Change caller. Update
6310 explicit instantiations.
6311 * layout.h (class Layout): Update layout_group declaration.
6312 * output.cc (Output_data_group::Output_data_group): Add flags and
6313 input_shndxes parameters. Remove contents parameter. Change
6314 caller.
6315 (Output_data_group::do_write): Change input_sections_ to
6316 input_shndxes_.
6317 * output.h (class Output_data_group): Update constructor
6318 declaration. Rename input_sections_ to input_shndxes_.
6319 * testsuite/many_sections_test.cc: Add template.
6320
e94cf127
CC		 63212008-04-30 Cary Coutant <ccoutant@google.com>
6322
4418b2d5
CC		 6323 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6324
e94cf127
CC		 6325 * layout.cc (Layout::include_section): Refactored check for debug
6326 info section.
6327 (Layout::add_comdat): Add new parameters. Change type
6328 of signature parameter. Add object and shndx to signatures table.
6329 (Layout::find_kept_object): New function.
6330 * layout.h: Include <cstring>.
6331 (Layout::is_debug_info_section): New function.
6332 (Layout::add_comdat): Add new parameters.
6333 (Layout::find_kept_object): New function.
6334 (Layout::Kept_section): New struct.
6335 (Layout::Signatures): Change type of map range.
6336 * object.cc (Relobj::output_section_address): New function.
6337 (Sized_relobj::include_section_group): Add new parameters. Change
6338 calls to Layout::add_comdat. Change to build table of kept comdat
6339 groups and table mapping discarded sections to kept sections.
6340 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6341 (Sized_relobj::do_layout): Change calls to include_section_group and
6342 include_linkonce_section.
6343 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6344 value to zero when section is discarded.
6345 (Sized_relobj::map_to_kept_section): New function.
6346 * object.h (Relobj::output_section_address): New function.
6347 (Relobj::Comdat_group): New type.
6348 (Relobj::find_comdat_group): New function.
6349 (Relobj::Comdat_group_table): New type.
6350 (Relobj::Kept_comdat_section): New type.
6351 (Relobj::Kept_comdat_section_table): New type.
6352 (Relobj::add_comdat_group): New function.
6353 (Relobj::set_kept_comdat_section): New function.
6354 (Relobj::get_kept_comdat_section): New function.
6355 (Relobj::comdat_groups_): New field.
6356 (Relobj::kept_comdat_sections_): New field.
6357 (Symbol_value::input_value): Update comment.
6358 (Sized_relobj::map_to_kept_section) New function.
6359 (Sized_relobj::include_linkonce_section): Add new parameter.
6360 * target-reloc.h (Comdat_behavior): New type.
6361 (get_comdat_behavior): New function.
6362 (relocate_section): Add code to map a discarded section to the
6363 corresponding kept section when applying a relocation.
6364
e4e5049b
CS		 63652008-04-30 Craig Silverstein <csilvers@google.com>
6366
6367 * dwarf_reader.cc (next_generation_count): New static var.
6368 (Addr2line_cache_entry): New struct.
6369 (addr2line_cache): New static var.
6370 (Dwarf_line_info::one_addr2line): Added caching.
6371 (Dwarf_line_info::clear_addr2line_cache): New function.
6372 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6373 cache-size parameter.
6374 (Dwarf_line_info::one_addr2line_cache): New function.
6375 * symtab.cc (Symbol_table::detect_odr_violations): Pass
6376 new cache-size argument to one_addr2line(), and clear cache.
6377
d09e9154
CC		 63782008-04-28 Cary Coutant <ccoutant@google.com>
6379
6380 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
6381 R_386_PC8 relocations.
6382
7ef73768
ILT		 63832008-04-23 Ian Lance Taylor <iant@google.com>
6384
55438702
ILT		 6385 * object.cc (Sized_relobj::include_section_group): Check for
6386 invalid section group.
6387
c165fb93
ILT		 6388 * object.cc (make_elf_object): Correct test for 64-bit ELF file
6389 header size.
6390
7ef73768
ILT		 6391 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
6392 than read for file header.
6393 * archive.cc (Archive::include_member): Likewise.
6394
6194aaab
L		 63952008-04-23 Paolo Bonzini <bonzini@gnu.org>
6396
6397 * aclocal.m4: Regenerate.
6398 * configure: Regenerate.
6399
d491d34e
ILT		 64002008-04-19 Ian Lance Taylor <iant@google.com>
6401
5ea2bac6
ILT		 6402 * version.cc (version_string): Bump to 1.6.
6403
7bc3e21a
ILT		 6404 * testsuite/Makefile.am (many_sections_r_test): New target.
6405 (many_sections_r_test_SOURCES): Remove.
6406 (many_sections_r_test_DEPENDENCIES): Remove.
6407 (many_sections_r_test_LDFLAGS): Remove.
6408 (many_sections_r_test_LDADD): Remove.
6409
7fcd3aa9
ILT		 6410 * object.cc (Sized_relobj::do_add_symbols): Always pass
6411 local_symbol_count_ to add_from_relobj.
6412
4c94d6ae
ILT		 6413 * testsuite/Makefile.am (many_sections_check.h): Only check one in
6414 every thousand variables.
6415 * testsuite/Makefile.in: Rebuild.
6416
d491d34e
ILT		 6417 * object.cc (Xindex::initialize_symtab_xindex): New function.
6418 (Xindex::read_symtab_xindex): New function.
6419 (Xindex::sym_xindex_to_shndx): New function.
6420 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
6421 available.
6422 (Sized_relobj::do_initialize_xindex): New function.
6423 (Sized_relobj::do_read_symbols): Adjust section links.
6424 (Sized_relobj::symbol_section_and_value): Add is_ordinary
6425 parameter. Change all callers.
6426 (Sized_relobj::include_section_group): Adjust section links and
6427 symbol section indexes.
6428 (Sized_relobj::do_layout): Adjust section links.
6429 (Sized_relobj::do_count_local_symbols): Adjust section links and
6430 symbol section indexes.
6431 (Sized_relobj::do_finalize_local_symbols): Distinguish between
6432 ordinary and special symbols.
6433 (Sized_relobj::write_local_symbols): Add symtab_xindex and
6434 dynsym_xindex parameters. Change all callers. Adjust section
6435 links. Use SHN_XINDEX when needed.
6436 (Sized_relobj::get_symbol_location_info): Adjust section links.
6437 Don't get fooled by special symbols.
6438 * object.h (class Xindex): Define.
6439 (class Object): Add xindex_ parameter. Declare virtual functoin
6440 do_initialize_xindex.
6441 (Object::adjust_sym_shndx): New function.
6442 (Object::set_xindex): New protected function.
6443 (class Symbol_value): Add is_ordinary_shndx_ field.
6444 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
6445 (Symbol_value::value): Assert ordinary section.
6446 (Symbol_value::initialize_input_to_output_map): Likewise.
6447 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
6448 Change all callers.
6449 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
6450 all callers.
6451 (class Sized_relobj): Update declarations.
6452 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
6453 parameter. Change all callers.
6454 (Sized_relobj::adjust_shndx): New function.
6455 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
6456 field.
6457 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
6458 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
6459 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
6460 (Sized_dynobj::read_dynsym_section): Adjust section links.
6461 (Sized_dynobj::read_dynamic): Likewise.
6462 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
6463 section links.
6464 (Sized_dynobj::do_initialize_xindex): New function.
6465 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
6466 do_initialize_xindex.
6467 (Sized_dynobj::adjust_shndx): New function.
6468 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
6469 dynsym_xindex_ fields.
6470 (Layout::finalize): Add a call to set_section_indexes before
6471 creating the symtab sections.
6472 (Layout::set_section_indexes): Don't do anything if the section
6473 already has a section index.
6474 (Layout::create_symtab_sections): Add shnum parameter. Change
6475 caller. Create .symtab_shndx section if needed.
6476 (Layout::create_shdrs): Add shstrtab_section parameter. Change
6477 caller.
6478 (Layout::allocated_output_section_count): New function.
6479 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
6480 needed.
6481 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
6482 fields. Update declarations.
6483 (Layout::symtab_xindex): New function.
6484 (Layout::dynsym_xindex): New function.
6485 (class Write_symbols_task): Add layout_ field.
6486 (Write_symbols_task::Write_symbols_task): Add layout parameter.
6487 Change caller.
6488 * output.cc (Output_section_headers::Output_section_headers): Add
6489 shstrtab_section parameter. Change all callers.
6490 (Output_section_headers::do_sized_write): Store overflow values
6491 for section count and section string table section index in
6492 section header zero.
6493 (Output_file_header::do_sized_write): Check for overflow of
6494 section count and section string table section index.
6495 (Output_symtab_xindex::do_write): New function.
6496 (Output_symtab_xindex::endian_do_write): New function.
6497 * output.h (class Output_section_headers): Add shstrtab_section_.
6498 Update declarations.
6499 (class Output_symtab_xindex): Define.
6500 (Output_section::has_out_shndx): New function.
6501 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
6502 field.
6503 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
6504 Change all callers.
6505 (Sized_symbol::init): Likewise.
6506 (Symbol::output_section): Check for ordinary symbol.
6507 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
6508 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
6509 callers.
6510 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
6511 Change all callers. Simplify handling of symbols from sections
6512 not included in the link.
6513 (Symbol_table::add_from_dynobj): Handle ordinary symbol
6514 distinction.
6515 (Weak_alias_sorter::operator()): Assert that symbols are
6516 ordinary.
6517 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
6518 distinction.
6519 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
6520 parameters. Change all callers.
6521 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
6522 symbol distinction. Use SHN_XINDEX when needed.
6523 (Symbol_table::write_section_symbol): Add symtab_xindex
6524 parameter. Change all callers.
6525 (Symbol_table::sized_write_section_symbol): Likewise. Use
6526 SHN_XINDEX when needed.
6527 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
6528 declarations.
6529 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
6530 (Symbol::is_defined): Check is_ordinary.
6531 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
6532 (Symbol::is_absolute, Symbol::is_common): Likewise.
6533 (class Sized_symbol): Update declarations.
6534 (class Symbol_table): Update declarations.
6535 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
6536 parameters. Change all callers.
6537 (Sized_symbol::override): Likewise.
6538 (Symbol_table::override): Likewise.
6539 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
6540 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
6541 is_ordinary, and orig_st_shndx parameters. Change all callers.
6542 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
6543 to be in an ordinary section.
6544 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
6545 object and is_ordinary parameters. Change all callers.
6546 (Sized_dwarf_line_info::read_relocs): Add object parameter.
6547 Change all callers. Don't add undefined or non-ordinary symbols
6548 to reloc_map_.
6549 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
6550 Change all callers.
6551 * dwarf_reader.h (class Sized_dwarf_line_info): Update
6552 declarations.
6553 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
6554 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
6555 (Sized_relobj::relocate_sections): Likewise.
6556 * target-reloc.h (scan_relocs): Adjust section symbol index.
6557 (scan_relocatable_relocs): Likewise.
6558 * i386.cc (Scan::local): Check for ordinary symbols.
6559 * sparc.cc (Scan::local): Likewise.
6560 * x86_64.cc (Scan::local): Likewise.
6561 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
6562 to symbol_section_and_value.
6563 * testsuite/many_sections_test.cc: New file.
6564 * testsuite/Makefile.am (BUILT_SOURCES): Define.
6565 (check_PROGRAMS): Add many_sections_test.
6566 (many_sections_test_SOURCES): Define.
6567 (many_sections_test_DEPENDENCIES): Define.
6568 (many_sections_test_LDFLAGS): Define.
6569 (BUILT_SOURCES): Add many_sections_define.h.
6570 (many_sections_define.h): New target.
6571 (BUILT_SOURCES): Add many_sections_check.h.
6572 (many_sections_check.h): New target.
6573 (check_PROGRAMS): Add many_sections_r_test.
6574 (many_sections_r_test_SOURCES): Define.
6575 (many_sections_r_test_DEPENDENCIES): Define.
6576 (many_sections_r_test_LDFLAGS): Define.
6577 (many_sections_r_test_LDADD): Define.
6578 (many_sections_r_test.o): New target.
6579 * testsuite/Makefile.in: Rebuild.
6580
c5818ff1
CC		 65812008-04-17 Cary Coutant <ccoutant@google.com>
6582
6583 * errors.cc (Errors::info): New function.
6584 (gold_info): New function.
6585 * errors.h (Errors::info): New function.
6586 * gold.h (gold_info): New function.
6587 * object.cc (Input_objects::add_object): Print trace output.
6588 * options.cc (options::parse_set): New function.
6589 (General_options::parse_wrap): Deleted.
6590 (General_options::General_options): Deleted initializer.
6591 * options.h (options::String_set): New typedef.
6592 (options::parse_set): New function.
6593 (DEFINE_set): New macro.
6594 (General_options::wrap): Changed to use DEFINE_set. Changed
6595 callers of any_wrap_symbols and is_wrap_symbol.
6596 (General_options::trace, General_options::trace_symbol):
6597 New options.
6598 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
6599 (General_options::wrap_symbols_): Deleted.
6600 * symtab.cc (Symbol_table::add_from_object): Print trace output.
6601
b5be4a7c
DM		 66022008-04-17 David S. Miller <davem@davemloft.net>
6603
6604 * options.cc (General_options::parse_V): New function.
6605 * options.h: Add entries for -V and -Qy.
6606
155a0dd7
ILT		 66072008-04-17 Ian Lance Taylor <iant@google.com>
6608
6609 * common.cc (Symbol_table::allocate_commons): Remove options
6610 parameter. Change caller.
6611 (Symbol_table::do_allocate_commons): Remove options parameter.
6612 Change caller. Just call do_allocate_commons_list twice.
6613 (Symbol_table::do_allocate_commons_list): New function, broken out
6614 of do_allocate_commons.
6615 * common.h (class Allocate_commons_task): Remove options_ field.
6616 Update constructor.
6617 * symtab.cc (Symbol_table::Symbol_table): Initialize
6618 tls_commons_.
6619 (Symbol_table::add_from_object): Put TLS common symbols on
6620 tls_commons_ list.
6621 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
6622 which are IN_OUTPUT_DATA.
6623 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
6624 allocate_commons and do_allocate_commons declarations. Declare
6625 do_allocate_commons_list.
6626 * gold.cc (queue_middle_tasks): Update creation of
6627 Allocate_commons_task to not pass options.
6628 * testsuite/Makefile.am (INCLUDES): Add -I.. .
6629 (TLS_TEST_C_FLAGS): New variable.
6630 (tls_test_c_pic.o): New target.
6631 (tls_test_shared.so): Link in tls_test_c_pic.o.
6632 (tls_test_c_pic_ie.o): New target.
6633 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
6634 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
6635 (tls_test_c.o): New target.
6636 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
6637 (tls_pic_test_LDADD): Likewise.
6638 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
6639 (tls_shared_gd_to_ie_test_LDADD): Likewise.
6640 (tls_test_c_gnu2.o): New target.
6641 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
6642 tls_test_c_gnu2.o.
6643 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
6644 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
6645 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
6646 * testsuite/tls_test.cc: Include "config.h".
6647 (t_last): Call t11_last.
6648 * testsuite/tls_test.h (t11, t11_last): Declare.
6649 * testsuite/tls_test_c.c: New file.
6650 * testsuite/tls_test_main.cc (thread_routine): Call t11.
6651 * configure.ac: Check for OpenMP support.
6652 * configure, config.in, Makefile.in: Rebuild.
6653 * testsuite/Makefile.in: Rebuild.
6654
edfbb029
CC		 66552008-04-16 Cary Coutant <ccoutant@google.com>
6656
6657 * i386.cc (Target_i386::define_tls_base_symbol): New function.
6658 (Target_i386::tls_base_symbol_defined_): New field.
6659 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6660 (Target_i386::Scan::global): Likewise.
6661 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
6662 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
6663 (Target_x86_64::tls_base_symbol_defined_): New field.
6664 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
6665 (Target_x86_64::Scan::global): Likewise.
6666
f3c69fca
CC		 66672008-04-16 Cary Coutant <ccoutant@google.com>
6668
6669 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
6670 (Symbol::needs_plt_entry): Allow weak undefined symbols.
6671 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
6672 building shared libraries.
6673 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
6674 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
6675 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
6676 * testsuite/Makefile.in: Rebuild.
6677 * testsuite/weak_undef.h: New file.
6678 * testsuite/weak_undef_file1.cc: Add extra test cases.
6679 * testsuite/weak_undef_file2.cc: Likewise.
6680 * testsuite/weak_undef_test.cc: Likewise.
6681
7c414435
DM		 66822008-04-16 David S. Miller <davem@davemloft.net>
6683
32b769e1
DM		 6684 * sparc.cc (Target_sparc::Scan): Change from struct to class.
6685 Add issued_non_pic_error_ field. Declare check_non_pic.
6686 (Target_sparc::Scan::check_non_pic): New function.
6687 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
6688 (Target_sparc::Scan::global): Likewise.
6689
11936fb1
DM		 6690 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
6691 * configure: Rebuild.
6692
7c414435
DM		 6693 * options.h (DEFINE_enable): New macro.
6694 (new_dtags): New enable option.
6695 (initfirst, interpose, loadfltr, nodefaultlib,
6696 nodelete, nodlopen, nodump): New -z options.
6697 * layout.cc (Layout:finish_dynamic_section): If new
6698 dtags enabled, emit DT_RUNPATH. Also, emit a
6699 DT_FLAGS_1 containing any specified -z flags.
6700
85c7bf8b
ILT		 67012008-04-16 Ian Lance Taylor <iant@google.com>
6702
12c0daef
ILT		 6703 * copy-relocs.cc: New file.
6704 * copy-relocs.h: New file.
6705 * reloc.cc: Remove Copy_relocs code.
6706 * reloc.h: Likewise.
6707 * reloc-types.h (struct Reloc_types) [both versions]: Add
6708 get_reloc_addend_noerror.
6709 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
6710 variants of add_global which take an addend which must be zero.
6711 * i386.cc: Include "copy-relocs.h".
6712 (class Target_i386): Change type of copy_relocs_ to variable,
6713 update initializer.
6714 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
6715 Change all callers.
6716 (Target_i386::do_finalize_sections): Change handling of
6717 copy_relocs_.
6718 * sparc.cc: Include "copy-relocs.h".
6719 (class Target_sparc): Change type of copy_relocs_ to variable,
6720 update initializer.
6721 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
6722 Change all callers.
6723 (Target_sparc::do_finalize_sections): Change handling of
6724 copy_relocs_.
6725 * x86_64.cc: Include "copy-relocs.h".
6726 (class Target_x86_64): Change type of copy_relocs_ to variable,
6727 update initializer.
6728 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
6729 class. Change all callers.
6730 (Target_x86_64::do_finalize_sections): Change handling of
6731 copy_relocs_.
6732 * Makefile.am (CCFILES): Add copy-relocs.cc.
6733 (HFILES): Add copy-relocs.h.
6734
4f4995b6
ILT		 6735 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
6736
85c7bf8b
ILT		 6737 * testsuite/script_test_4.sh: Permit leading zeroes.
6738
4f2a9edd
ILT		 67392008-04-15 Ian Lance Taylor <iant@google.com>
6740
e6188289
ILT		 6741 * script-sections.cc (Script_sections::create_segments): Use
6742 header_size_adjustment even when there is enough room for the
6743 headers.
6744 * testsuite/script_test_4.sh: New file.
6745 * testsuite/script_test_4.t: New file.
6746 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
6747 (check_DATA): Add script_test_4.stdout.
6748 (MOSTLYCLEANFILES): Likewise.
6749 (script_test_4): New target.
6750 (script_test_4.stdout): New target.
6751 * testsuite/Makefile.in: Rebuild.
6752
4f2a9edd
ILT		 6753 * sparc.cc: Add definitions for Output_data_plt_sparc class
6754 constants.
6755
f5314dd5
DM		 67562008-04-14 David S. Miller <davem@davemloft.net>
6757
6758 * sparc.cc: New file.
6759 * Makefile.am (TARGETSOURCES): Add sparc.cc
6760 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
6761 * configure.tgt: Document targ_extra_size and
6762 targ_extra_big_endian. Add entries for sparc-* and
6763 sparc64-*.
6764 * configure.ac: Handle targ_extra_size and
6765 targ_extra_big_endian.
6766 * Makefile.in: Rebuild.
6767 * configure: Likewise.
6768 * po/POTFILES.in: Likewise.
6769 * po/gold.pot: Likewise.
6770
154e0e9a
ILT		 67712008-04-14 Ian Lance Taylor <iant@google.com>
6772
6773 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
6774 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
6775 in the name/type/flags to section mapping. Don't call
6776 allocate_output_section.
6777 (Layout::choose_output_section): Change parameter from adjust_name
6778 to is_input_section. Don't permit input sections after sections
6779 are attached to segments. Don't call allocate_output_section.
6780 (Layout::layout_eh_frame): Call update_flags_for_input_section,
6781 not write_enable_output_section.
6782 (Layout::make_output_section): Don't push to
6783 unattached_section_list_ nor call attach_to_segment. Call
6784 attach_section_to_segment if sections are attached.
6785 (Layout::attach_sections_to_segments): New function.
6786 (Layout::attach_section_to_segment): New function.
6787 (Layout::attach_allocated_section_to_segment): Rename from
6788 attach_to_segment. Remove flags parameter.
6789 (Layout::allocate_output_section): Remove function.
6790 (Layout::write_enable_output_section): Remove function.
6791 * layout.h (class Layout): Update for above changes. Add new
6792 field sections_are_attached_.
6793 * output.h (Output_section::update_flags_for_input_section): New
6794 function.
6795 * output.cc (Output_section::add_input_section): Call
6796 update_flags_for_input_section.
6797 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
6798
009a67a2
CC		 67992008-04-11 Cary Coutant <ccoutant@google.com>
6800
6801 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
6802 thought unnecessary.
6803 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
6804
759b1a24
ILT		 68052008-04-11 Ian Lance Taylor <iant@google.com>
6806
6807 * output.h (class Output_section_data): Remove inline definition
6808 of set_addralign.
6809 * output.cc (Output_section_data::set_addralign): New function.
6810
c2b45e22
CC		 68112008-04-11 Cary Coutant <ccoutant@google.com>
6812
6813 Add support for TLS descriptors for i386 and x86_64.
6814 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
6815 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
6816 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
6817 GOT_TYPE_TLS_DESC.
6818 (Target_i386::got_mod_index_entry): Remove unnecessary code.
6819 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
6820 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
6821 relocations.
6822 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
6823 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
6824 Fix problem with initial-exec relocations.
6825 (Target_i386::Relocate::relocate_tls): Likewise.
6826 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
6827 relaxation.
6828 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
6829 support for section-plus-offset dynamic table entries.
6830 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
6831 (Output_data_dynamic::Dynamic_entry): Add support for
6832 section-plus-offset dynamic table entries.
6833 (Output_data_dynamic::Classification): Likewise.
6834 (Output_data_dynamic::classification_): Renamed offset_.
6835 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
6836 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
6837 (Target_x86_64::make_plt_section): New function.
6838 (Target_x86_64::reserve_tlsdesc_entries): New function.
6839 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
6840 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
6841 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
6842 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
6843 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
6844 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
6845 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
6846 add extra PLT entry for TLS descriptors.
6847 (Output_data_plt_x86_64::got_): New field.
6848 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
6849 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
6850 fields.
6851 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
6852 descriptors.
6853 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
6854 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
6855 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
6856 R_386_TLS_DESC_CALL relocations.
6857 (Target_x86_64::Scan::global): Likewise.
6858 (Target_x86_64::do_finalize_sections): Add dynamic table entries
6859 for TLS descriptors.
6860 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
6861 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
6862 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
6863 GD-to-IE relaxation.
6864 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
6865 and TLS_DESCRIPTORS.
6866 * Makefile.in: Rebuild.
6867 * configure: Rebuild.
6868 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
6869 (tls_test_shared2.so): New target.
6870 (tls_shared_gd_to_ie_test_SOURCES): New variable.
6871 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
6872 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
6873 (tls_shared_gd_to_ie_test_LDADD): New variable.
6874 (tls_shared_gnu2_gd_to_ie_test): New target.
6875 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
6876 New targets.
6877 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
6878 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
6879 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
6880 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
6881 (tls_shared_gnu2_test): New target.
6882 (tls_test_gnu2_shared.so): New target.
6883 (tls_shared_gnu2_test_SOURCES): New variable.
6884 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
6885 (tls_shared_gnu2_test_LDFLAGS): New variable.
6886 (tls_shared_gnu2_test_LDADD): New variable.
6887 * testsuite/Makefile.in: Rebuild.
6888 * testsuite/Makefile.
6889
83bfb6b7
ILT		 68902008-04-11 Ian Lance Taylor <iant@google.com>
6891
6892 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
6893 justsyms.t.
6894 * testsuite/Makefile.in: Rebuild.
6895
6896 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
6897 long.
6898 * testsuite/script_test_2.cc (main): Adjust test.
6899
706e1f5e
ILT		 69002008-04-11 David S. Miller <davem@davemloft.net>
6901 Ian Lance Taylor <iant@google.com>
6902
6903 * options.h (General_options): Add entries for '-Y' and
6904 '-relax'.
6905 * options.cc (General_options:finalize): If -Y was used, add those
6906 entries to the library path instead of the default "/lib" and
6907 "/usr/lib".
6908
7c98e6bb
DM		 69092008-04-11 David S. Miller <davem@davemloft.net>
6910
6911 * testsuite/justsyms.t: Start at 0x100.
6912 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 6913 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
6914 long.
6915 * testsuite/script_test_2.cc: Adjust string and section length
6916 checks.
7c98e6bb 6917
99a37bfd
ILT		 69182008-04-09 Ian Lance Taylor <iant@google.com>
6919
2cefc357
ILT		 6920 PR gold/5996
6921 * script-sections.cc (Sections_element::allocate_to_segment): Add
6922 orphan parameter.
6923 (Output_section_definition::allocate_to_segment): Likewise.
6924 (Orphan_output_section::allocate_to_segment): Likewise.
6925 (Script_sections::attach_sections_using_phdrs_clause): Don't
6926 propagate non-PT_LOAD segments to orphan sections.
6927 * testsuite/Makefile.am (script_test_3.stdout): Generate using
6928 readelf rather than objdump.
6929 * testsuite/script_test_3.sh: Adjust accordingly. Test that
6930 .interp section and PT_INTERP segment are the same size.
6931 * testsuite/Makefile.in: Rebuild.
6932
99a37bfd
ILT		 6933 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
6934 aliases for symbols defined in the same object.
6935 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
6936 (weak_alias_test_SOURCES): New variable.
6937 (weak_alias_test_DEPENDENCIES): New variable.
6938 (weak_alias_test_LDFLAGS): New variable.
6939 (weak_alias_test_LDADD): New variable.
6940 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
6941 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
6942 (weak_alias_test_3.o): New target.
6943 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
6944 * testsuite/weak_alias_test_main.cc: New file.
6945 * testsuite/weak_alias_test_1.cc: New file.
6946 * testsuite/weak_alias_test_2.cc: New file.
6947 * testsuite/weak_alias_test_3.cc: New file.
6948
780e49c5
ILT		 69492008-04-08 Ian Lance Taylor <iant@google.com>
6950
cdb0b8f5
ILT		 6951 * options.h (class General_options): Add --noinhibit-exec option.
6952 * main.cc (main): Check --noinhibit-exec.
6953
0864d551
ILT		 6954 * options.h (class General_options): Define --wrap as a special
6955 option. Add wrap_symbols_ field.
6956 (General_options::any_wrap_symbols): New function.
6957 (General_options::is_wrap_symbol): New function.
6958 * options.cc (General_options::parse_wrap): New function.
6959 (General_options::General_options): Initialize wrap_symbols_.
6960 * symtab.cc (Symbol_table::wrap_symbol): New function.
6961 (Symbol_table::add_from_object): Handle --wrap.
6962 * symtab.h (class Symbol_table): Declare wrap_symbol.
6963 * target.h (Target::wrap_char): New function.
6964 (Target::Target_info): Add wrap_char field.
6965 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
6966 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6967 * testsuite/testfile.cc (Target_test::test_target_info):
6968 Likewise.
6969
789aa6de
ILT		 6970 * errors.cc (Errors::undefined_symbol): Mention symbol version if
6971 there is one.
6972
2c38906f
ILT		 6973 * layout.h (class Layout): Add added_eh_frame_data_ field.
6974 * layout.cc (Layout::Layout): Initialize new field.
6975 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
6976 output section until we find a section we merged successfully.
6977 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
6978 that the size be non-zero.
6979
780e49c5
ILT		 6980 * merge.cc (Object_merge_map::get_output_offset): Remove inline
6981 qualifier.
6982
7fcd0256
ILT		 69832008-04-08 Craig Silverstein <csilvers@google.com>
6984
6985 * configure.ac: Export new conditional variable HAVE_ZLIB.
6986 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
6987 on HAVE_ZLIB.
6988 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
6989 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6990
6835af53
ILT		 69912008-04-07 Ian Lance Taylor <iant@google.com>
6992
e24f324c
ILT		 6993 * version.cc (version_string): Set to "1.5".
6994
a036edd8
ILT		 6995 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
6996 Add issued_non_pic_error_ field. Declare check_non_pic.
6997 (Target_x86_64::Scan::check_non_pic): New function.
6998 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
6999 (Target_x86_64::Scan::global): Likewise.
7000
624f8810
ILT		 7001 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7002 addend parameter. Change caller. Handle merge sections.
7003 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7004 Address to Addend. Don't add in the result of
7005 local_section_offset, pass down the addend and use the returned
7006 value.
7007 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7008 Update declarations of local_section_offset and symbol_value.
7009 * testsuite/two_file_test_1.cc (t18): New function.
7010 * testsuite/two_file_test_2.cc (f18): New function.
7011 * testsuite/two_file_test_main.cc (main): Call t18.
7012 * testsuite/two_file_test.h (t18, f18): Declare.
7013
6835af53
ILT		 7014 * configure.ac: Don't test for objdump, c++filt, or readelf.
7015 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7016 conditionals.
7017 (TEST_READELF): New variable.
7018 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7019 (check_PROGRAMS): Add two_file_strip_test.
7020 (two_file_strip_test): New target.
7021 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7022 (two_file_same_shared_strip_test_SOURCES): New variable.
7023 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7024 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7025 (two_file_same_shared_strip_test_LDADD): New variable.
7026 (two_file_shared_strip.so): New target.
7027 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7028 (ver_test_5.syms, ver_test_7.syms): Likewise.
7029 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7030 (strip_test_3.stdout): Use TEST_OBJDUMP.
7031 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7032
86925eef
CC		 70332008-04-04 Cary Coutant <ccoutant@google.com>
7034
7035 * symtab.h (Symbol::is_weak_undefined): New function.
7036 (Symbol::is_strong_undefined): New function.
7037 (Symbol::is_absolute): New function.
7038 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7039 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7040 absolute symbols.
7041 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7042 (weak_undef_test): New target.
7043 * testsuite/Makefile.in: Rebuild.
7044 * testsuite/weak_undef_file1.cc: New file.
7045 * testsuite/weak_undef_file2.cc: New file.
7046 * testsuite/weak_undef_test.cc: New file.
7047
126f3ece
ILT		 70482008-04-03 Craig Silverstein <csilvers@google.com>
7049
7050 * compressed_output.h (class Output_compressed_section): Use
7051 unsigned buffer.
7052 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7053 add zlib header.
7054 (zlib_compressed_suffix): Removed.
7055 (Output_compressed_section::set_final_data_size): Use unsigned
7056 buffers.
7057 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7058 Fix linker invocation.
7059 (flagstest_o_specialfile_and_compress_debug_sections):
7060 Likewise.
7061 * testsuite/Makefile.in: Regenerated.
7062
deae2a14
DM		 70632008-04-02 David S. Miller <davem@davemloft.net>
7064
7065 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7066 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7067
70752818
ILT		 70682008-04-02 Craig Silverstein <csilvers@google.com>
7069
7070 * TODO: New file.
7071
39d0cb0e
ILT		 70722008-04-02 Ian Lance Taylor <iant@google.com>
7073
7074 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7075 parameters. Update for new key type to views_. Change all
7076 callers.
7077 (File_read::read): Adjust for byteshift in returned view.
7078 (File_read::add_view): New function, broken out of
7079 find_and_make_view.
7080 (File_read::make_view): New function, broken out of
7081 find_and_make_view.
7082 (File_read::find_or_make_view): Add offset and aligned
7083 parameters. Rewrite accordingly. Change all callers.
7084 (File_read::get_view): Add offset and aligned parameters. Adjust
7085 for byteshift in return value.
7086 (File_read::get_lasting_view): Likewise.
7087 * fileread.h (class File_read): Update declarations.
7088 (class File_read::View): Add byteshift_ field. Add byteshift to
7089 constructor. Add byteshift method.
7090 * archive.h (Archive::clear_uncached_views): New function.
7091 (Archive::get_view): Add aligned parameter. Change all callers.
7092 * object.h (Object::get_view): Add aligned parameter. Change all
7093 callers.
7094 (Object::get_lasting_view): Likewise.
7095
7096 * fileread.cc (File_read::release): Don't call clear_views if
7097 there are multiple objects.
7098 * fileread.h (File_read::clear_uncached_views): New function.
7099 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7100 on the archive.
7101
a1207466
CC		 71022008-03-31 Cary Coutant <ccoutant@google.com>
7103
7104 Add thin archive support.
7105 * archive.cc (Archive::armagt): New const.
7106 (Archive::setup): Remove task parameter and calls to unlock.
7107 (Archive::unlock_nested_archives): New function.
7108 (Archive::read_header): Add nested_off parameter. Change
7109 all callers.
7110 (Archive::interpret_header): Likewise.
7111 (Archive::include_all_members): Change to handle thin
7112 archives.
7113 (Archive::include_member): Likewise.
7114 * archive.h (Archive::Archive): Add new parameters and
7115 initializers.
7116 (Archive::armagt): New const.
7117 (Archive::setup): Remove task parameter.
7118 (Archive::unlock_nested_archives): New function.
7119 (Archive::read_header): Add nested_off parameter.
7120 (Archive::interpret_header): Likewise.
7121 (Archive::Nested_archive_table): New typedef.
7122 (Archive::is_thin_archive_): New field.
7123 (Archive::nested_archives_): New field.
7124 (Archive::options_): New field.
7125 (Archive::dirpath_): New field.
7126 (Archive::task_): New field.
7127 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7128 for thin archives. Pass additional parameters to
7129 Archive::Archive. Unlock the archive file after calling
7130 Archive::setup.
cd536b21 7131
479f6503
ILT		 71322008-03-29 Ian Lance Taylor <iant@google.com>
7133
686c8caf
ILT		 7134 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7135 version symbol to be local.
7136 * testsuite/ver_test_4.sh: New file.
7137 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7138 (check_DATA): Add ver_test_4.syms.
7139 (ver_test_4.syms): New target.
7140 * testsuite/Makefile.in: Rebuild.
7141
ab794b6b
ILT		 7142 * output.cc
7143 (Output_section::Input_section_sort_entry::has_priority): New
7144 function.
7145 (Output_section::Input_section_sort_entry::match_file_name): New
7146 function.
7147 (Output_section::Input_section_sort_entry::match_section_name):
7148 Remove.
7149 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7150 Remove.
7151 (Output_section::Input_section_sort_entry::match_section_file):
7152 Remove.
7153 (Output_section::Input_section_sort_compare::operator()): Rewrite
7154 using new Input_section_sort_entry functions. Sort crtbegin and
7155 crtend first. Sort sections with no priority before sections with
7156 a priority.
7157 * testsuite/initpri1.c (d3): Check j != 4.
7158 (cd5): New constructor/destructor function.
7159 (main): Check j != 2.
7160
479f6503
ILT		 7161 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7162 new symbol when resolving, don't call set_is_default.
7163 * testsuite/ver_test_7.cc: New file.
7164 * testsuite/ver_test_7.sh: New file.
7165 * testsuite/Makefile.am (ver_test_7.so): New target.
7166 (ver_test_7.o): New target.
7167 (check_SCRIPTS): Add ver_test_7.sh.
7168 (check_DATA): Add ver_test_7.syms.
7169 (ver_test_7.syms): New target.
7170
2fd32231
ILT		 71712008-03-28 Ian Lance Taylor <iant@google.com>
7172
7173 * layout.cc (Layout::layout): If we see an input section with a
7174 name that needs sorting, set the must_sort flag for the output
7175 section.
7176 (Layout::make_output_section): If the name of the output section
7177 indicates that it might require sorting, set the may_sort flag.
7178 * output.h (Output_section::may_sort_attached_input_sections): New
7179 function.
7180 (Output_section::set_may_sort_attached_input_sections): New
7181 function.
7182 (Output_section::must_sort_attached_input_sections): New
7183 function.
7184 (Output_section::set_must_sort_attached_input_sections): New
7185 function.
7186 (class Output_section): Declare Input_section_sort_entry. Define
7187 Input_section_sort_compare. Declare
7188 sort_attached_input_sections. Add new fields:
7189 may_sort_attached_input_sections_,
7190 must_sort_attached_input_sections_,
7191 attached_input_sections_are_sorted_.
7192 * output.cc (Output_section::Output_section): Initialize new
7193 fields.
7194 (Output_section::add_input_section): Add an entry to
7195 input_sections_ if may_sort or must_sort are true.
7196 (Output_section::set_final_data_size): Call
7197 sort_attached_input_sections if necessary.
7198 (Output_section::Input_section_sort_entry): Define new class.
7199 (Output_section::Input_section_sort_compare::operator()): New
7200 function.
7201 (Output_section::sort_attached_input_sections): New function.
7202 * configure.ac: Check whether the compiler supports constructor
7203 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7204 * testsuite/initpri1.c: New file.
7205 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7206 CONSTRUCTOR_PRIORITY.
7207 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7208 (initpri1_LDFLAGS): New variable.
7209 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7210
18e6b24e
ILT		 72112008-03-27 Ian Lance Taylor <iant@google.com>
7212
49bdd526
ILT		 7213 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7214 * testsuite/common_test_1.c: New file.
7215 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7216 (common_test_1_SOURCES): New variable.
7217 (common_test_1_DEPENDENCIES): New variable.
7218 (common_test_1_LDFLAGS): New variable.
7219
18e6b24e
ILT		 7220 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7221 and commons_ correctly when NAME/VERSION does not override
7222 NAME/NULL.
7223 * testsuite/ver_test_6.c: New file.
7224 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7225 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7226 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7227
04bf7072
ILT		 72282008-03-26 Ian Lance Taylor <iant@google.com>
7229
5871526f
ILT		 7230 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7231 of an undefined symbol from a version script.
7232 * testsuite/Makefile.am (ver_test_5.so): New target.
7233 (ver_test_5.o): New target.
7234 (check_SCRIPTS): Add ver_test_5.sh.
7235 (check_DATA): Add ver_test_5.syms.
7236 (ver_test_5.syms): New target.
7237 * testsuite/ver_test_5.cc: New file.
7238 * testsuite/ver_test_5.script: New file.
7239 * testsuite/ver_test_5.sh: New file.
7240 * Makefile.in, testsuite/Makefile.in: Rebuild.
7241
04bf7072
ILT		 7242 PR gold/5986
7243 Fix problems building gold with gcc 4.3.0.
7244 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7245 (gold_error_at_location, gold_warning_at_location): Use it.
7246 * configure.ac: Check whether we can compile and use a template
7247 function with a printf attribute.
7248 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7249 when jumping over bytes.
7250 * object.cc: Instantiate Object::read_section_data.
7251 * debug.h: Include <cstring>
7252 * dwarf_reader.cc: Include <algorithm>
7253 * main.cc: Include <cstring>.
7254 * options.cc: Include <cstring>.
7255 * output.cc: Include <cstring>.
7256 * script.cc: Include <cstring>.
7257 * script.h: Include <string>.
7258 * symtab.cc: Include <cstring> and <algorithm>.
7259 * target-select.cc: Include <cstring>.
7260 * version.cc: Include <string>.
7261 * testsuite/testmain.cc: Include <cstdlib>.
7262 * configure, config.in: Rebuild.
7263
874c5b28
ILT		 72642008-03-25 Ian Lance Taylor <iant@google.com>
7265
819d6c3a
ILT		 7266 * options.cc: Include "../bfd/bfdver.h".
7267 (options::help): Print bug reporting address.
7268
f4b2c6f5
ILT		 7269 * version.cc (print_version): Adjust output for current value of
7270 BFD_VERSION_STRING.
7271
7272 * NEWS: New file.
7273
e96caa79
ILT		 7274 * options.cc (options::help): Print list of supported targets.
7275 * target-select.h: Include <vector>.
7276 (class Target_selector): Make machine_, size_, and is_big_endian_
7277 fields const. Add bfd_name_ and instantiated_target_ fields.
7278 (Target_selector::Target_selector): Add bfd_name parameter.
7279 (Target_selector::recognize): Make non-virtual, call
7280 do_recognize.
7281 (Target_selector::recognize_by_name): Make non-virtual, call
7282 do_recognize_by_name.
7283 (Target_selector::supported_names): New function.
7284 (Target_selector::bfd_name): New function.
7285 (Target_selector::do_instantiate_target): New pure virtual
7286 function.
7287 (Target_selector::do_recognize): New virtual function.
7288 (Target_selector::do_recognize_by_name): New virtual function.
7289 (Target_selector::instantiate_target): New private function.
7290 (supported_target_names): Declare.
7291 * target-select.cc (Target_selector::Target_selector): Update for
7292 new parameter and fields.
7293 (select_target_by_name): Check that the name matches before
7294 calling recognize_by_name.
7295 (supported_target_names): New function.
7296 * i386.cc (class Target_selector_i386): Update Target_selector
7297 constructor call. Remove recognize and recognize_by_name. Add
7298 do_instantiate_target.
7299 * x86_64.cc (class Target_selector_x86_64): Likewise.
7300 * testsuite/testfile.cc (class Target_selector_test): Update for
7301 changes to Target_selector.
7302
874c5b28
ILT		 7303 * README: Rewrite, with some notes on unsupported features.
7304
0a65a3a7
CC		 73052008-03-24 Cary Coutant <ccoutant@google.com>
7306
7307 * i386.cc (Target_i386::Got_type): New enum declaration.
7308 (Target_i386::Scan::local): Updated callers of Output_data_got
7309 member functions.
7310 (Target_i386::Scan::global): Likewise.
7311 (Target_i386::Relocate::relocate): Likewise.
7312 (Target_i386::Relocate::relocate_tls): Likewise.
7313 * object.h (Got_offset_list): New class.
7314 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7315 (Sized_relobj::local_got_offset): Likewise.
7316 (Sized_relobj::set_local_got_offset): Likewise.
7317 (Sized_relobj::local_has_tls_got_offset): Removed.
7318 (Sized_relobj::local_tls_got_offset): Removed.
7319 (Sized_relobj::set_local_tls_got_offset): Removed.
7320 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7321 * output.cc (Output_data_got::add_global): Added got_type parameter.
7322 (Output_data_got::add_global_with_rel): Likewise.
7323 (Output_data_got::add_global_with_rela): Likewise.
7324 (Output_data_got::add_global_pair_with_rel): New function.
7325 (Output_data_got::add_global_pair_with_rela): New function.
7326 (Output_data_got::add_local): Added got_type parameter.
7327 (Output_data_got::add_local_with_rel): Likewise.
7328 (Output_data_got::add_local_with_rela): Likewise.
7329 (Output_data_got::add_local_pair_with_rel): New function.
7330 (Output_data_got::add_local_pair_with_rela): New function.
7331 (Output_data_got::add_global_tls): Removed.
7332 (Output_data_got::add_global_tls_with_rel): Removed.
7333 (Output_data_got::add_global_tls_with_rela): Removed.
7334 (Output_data_got::add_local_tls): Removed.
7335 (Output_data_got::add_local_tls_with_rel): Removed.
7336 (Output_data_got::add_local_tls_with_rela): Removed.
7337 * output.h (Output_data_got::add_global): Added got_type parameter.
7338 (Output_data_got::add_global_with_rel): Likewise.
7339 (Output_data_got::add_global_with_rela): Likewise.
7340 (Output_data_got::add_global_pair_with_rel): New function.
7341 (Output_data_got::add_global_pair_with_rela): New function.
7342 (Output_data_got::add_local): Added got_type parameter.
7343 (Output_data_got::add_local_with_rel): Likewise.
7344 (Output_data_got::add_local_with_rela): Likewise.
7345 (Output_data_got::add_local_pair_with_rel): New function.
7346 (Output_data_got::add_local_pair_with_rela): New function.
7347 (Output_data_got::add_global_tls): Removed.
7348 (Output_data_got::add_global_tls_with_rel): Removed.
7349 (Output_data_got::add_global_tls_with_rela): Removed.
7350 (Output_data_got::add_local_tls): Removed.
7351 (Output_data_got::add_local_tls_with_rel): Removed.
7352 (Output_data_got::add_local_tls_with_rela): Removed.
7353 * resolve.cc (Symbol::override_base_with_special): Removed
7354 reference to has_got_offset_ field.
7355 * symtab.cc (Symbol::init_fields): Replaced initialization
7356 of got_offset_ with got_offsets_. Removed initialization
7357 of has_got_offset_
53fcba31 7358 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 7359 (Symbol::got_offset): Likewise.
7360 (Symbol::set_got_offset): Likewise.
7361 (Symbol::has_tls_got_offset): Removed.
7362 (Symbol::tls_got_offset): Removed.
7363 (Symbol::set_tls_got_offset): Removed.
7364 (Symbol::got_offset_): Removed.
7365 (Symbol::tls_mod_got_offset_): Removed.
7366 (Symbol::tls_pair_got_offset_): Removed.
7367 (Symbol::got_offsets_): New field.
7368 (Symbol::has_got_offset): Removed.
7369 (Symbol::has_tls_mod_got_offset): Removed.
7370 (Symbol::has_tls_pair_got_offset): Removed.
7371 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7372 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7373 member functions.
7374 (Target_x86_64::Scan::global): Likewise.
7375 (Target_x86_64::Relocate::relocate): Likewise.
7376 (Target_x86_64::Relocate::relocate_tls): Likewise.
7377
bd52eafb
BE		 73782008-03-25 Ben Elliston <bje@au.ibm.com>
7379
7380 * yyscript.y: Fix spelling error in comment.
7381
8b105e34
ILT		 73822008-03-24 Ian Lance Taylor <iant@google.com>
7383
8ed814a9
ILT		 7384 * options.h (class General_options): Define build_id option.
7385 * layout.h (class Layout): Declare write_build_id, create_note,
7386 create_build_id. Add build_id_note_ member.
7387 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
7388 "libiberty.h", "md5.h", "sha1.h".
7389 (Layout::Layout): Initialize eh_frame_data_,
7390 eh_frame_hdr_section_, and build_id_note_.
7391 (Layout::finalize): Call create_build_id.
7392 (Layout::create_note): New function, broken out of
7393 Layout::create_gold_note.
7394 (Layout::create_gold_note): Call create_note.
7395 (Layout::create_build_id): New function.
7396 (Layout::write_build_id): New function.
7397 (Close_task_runner::run): Call write_build_id.
7398
8b105e34
ILT		 7399 * x86_64.cc: Correct license to GPLv3.
7400
086a1841
ILT		 74012008-03-23 Ian Lance Taylor <iant@google.com>
7402
7403 * options.cc: Include "demangle.h".
7404 (parse_optional_string): New function.
7405 (parse_long_option): Handle takes_optional_argument.
7406 (parse_short_option): Update dash_z initializer. Handle
7407 takes_optional_argument.
7408 (General_options::General_options): Initialize do_demangle_.
7409 (General_options::finalize): Set do_demangle_. Handle demangling
7410 style.
7411 * options.h (parse_optional_string): Declare.
7412 (struct One_option): Add optional_arg field. Update constructor.
7413 Update call constructor calls. Add takes_optional_argument
7414 function.
7415 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
7416 (DEFINE_optional_string): Define.
7417 (General_options::demangle): Change from DEFINE_bool to
7418 DEFINE_optional_string.
7419 (General_options::no_demangle): New function.
7420 (General_options::do_demangle): New function.
7421 (General_options::set_do_demangle): New function.
7422 (General_options::execstack_status_): Move definition to end of
7423 class definition.
7424 (General_options::static_): Likewise.
7425 (General_options::do_demangle_): New field.
7426 * object.cc (big_endian>::get_symbol_location_info): Call
7427 Options::do_demangle, not Options::demangle.
7428 * symtab.cc (demangle): Likewise.
7429
cbb93e63
ILT		 74302008-03-22 Ian Lance Taylor <iant@google.com>
7431
7432 * gold.h: Include <cstddef> and <sys/types.h>
7433 * options.h: Include <cstring>.
7434
ec531623
ILT		 74352008-03-21 Ian Lance Taylor <iant@google.com>
7436
7437 * Added source code to GNU binutils.
GDB Binutils - Deliverables
This page took 0.425195 seconds and 4 git commands to generate.