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PR binutils/11017
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
954c3e2e
RÁE		 12009-12-01 Rafael Avila de Espindola <espindola@google.com>
2
3 * incremental-dump.cc (main): Fix typos.
4
f8086623
RÁE		 52009-11-27 Rafael Avila de Espindola <espindola@google.com>
6
7 PR gold/11025
8 * incremental-dump.cc (main): Use llu to print 64 bit values.
9
3b0dd6ac
L		 102009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
11 H.J. Lu <hongjiu.lu@intel.com>
12
13 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
14 $(LIBDL).
15 (incremental_dump_LDADD): Likewise.
16 * Makefile.in: Regenerated.
17
a6d1ef57
DK		 182009-11-25 Doug Kwan <dougkwan@google.com>
19
20 Revert:
21
22 2009-11-25 Doug Kwan <dougkwan@google.com>
23
24 * arm.cc (Target_arm::Target_arm): Move method definition
25 outside of class definition. Add code to handle
26 --target1-rel, --target1-abs and --target2= options.
27 (Target_arm::get_reloc_reloc_type): Change method to be
28 non-static and const.
29 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
30 New data member declaration.
31 (Target_arm::Scan::local, Target_arm::Scan::global,
32 Target_arm::Relocate::relocate,
33 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
34 Adjust call to Target_arm::get_real_reloc_type.
35 (Target_arm::get_real_reloc_type): Use command line options
36 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
37 * options.h (--target1-rel, --target1-abs, --target2): New
38 ARM-only options.
39
50aeb7d4
DK		 402009-11-25 Doug Kwan <dougkwan@google.com>
41
42 * arm.cc (Target_arm::Target_arm): Move method definition outside of
43 class definition. Add code to handle --target1-rel, --target1-abs
44 and --target2= options.
45 (Target_arm::get_reloc_reloc_type): Change method to be non-static
46 and const.
47 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
48 member declaration.
49 (Target_arm::Scan::local, Target_arm::Scan::global,
50 Target_arm::Relocate::relocate,
51 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
52 call to Target_arm::get_real_reloc_type.
53 (Target_arm::get_real_reloc_type): Use command line options to
54 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
55 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
56 options.
57
51938283
DK		 582009-11-25 Doug Kwan <dougkwan@google.com>
59
60 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
61 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
62 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
63 formatting.
64 (Arm_relocate_functions::thm_call): Replace body with a call to
65 Arm_relocate_functions::thumb_branch_common.
66 (Arm_relocate_functions::thm_jump24,
67 Arm_relocate_functions::thm_xpc22): New method definitions.
68 (Arm_relocate_functions::thumb_branch_common): New method definition.
69 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
70 operator.
71 (Target_arm::Relocate::relocate): Adjust call to thm_call.
72 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
73
e2b8f3c4
RÁE		 742009-11-24 Rafael Avila de Espindola <espindola@google.com>
75
76 * Makefile.am: Build incremental-dump
77 * Makefile.in: Regenerate.
78 * incremental-dump.cc: New.
79 * incremental.cc (Incremental_inputs_header_data,
80 Incremental_inputs_entry_data): Move to incremental.h
81 * incremental.h: (Incremental_inputs_header_data,
82 Incremental_inputs_entry_data): Move from incremental.cc
83
bcba9aec
RÁE		 842009-11-24 Rafael Avila de Espindola <espindola@google.com>
85
86 * incremental.cc (Incremental_inputs_header,
87 Incremental_inputs_header_write, Incremental_inputs_entry,
88 Incremental_inputs_entry_write): Add a typedef with the data type.
89
7c3afe08
RÁE		 902009-11-24 Rafael Avila de Espindola <espindola@google.com>
91
92 * incremental.cc (Incremental_inputs_header,
93 Incremental_inputs_header_write, Incremental_inputs_entry,
94 Incremental_inputs_entry_write): Update comment about which
95 type has the filed descriptions.
96
d204b6e9
DK		 972009-11-15 Doug Kwan <dougkwan@google.com>
98
99 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
100 (Arm_relocate_functions::arm_branch_common): Change method defintion
101 in class definition to a method declaration and update list of formal
102 parameters.
103 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
104 Arm_relocation_functions::jump24): Adjust call to
105 Arm_relocate_functions::arm_branch_common. Update list of formal
106 parameters.
107 (Arm_relocate_functions::xpc25): New method definition.
108 (Arm_relocate_functions::arm_branch_common): Move method defintion
109 out from class definition. Use stubs for mode-switching and extending
110 branch ranges.
111 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
112 specially. Change code to enable use of stubs in ARM branches.
113
43d12afe
DK		 1142009-11-10 Doug Kwan <dougkwan@google.com>
115
116 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
117 in method declaration.
118 (Target_arm::relocate_stub): New method declaration.
119 (Target_arm::default_target): Change to return a pointer instead of
120 a const reference.
121 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
122 Target_arm::default_target.
123 (Arm_Relobj::do_relocate_sections): Remove options paramater in
124 method definition.
125 (Target_arm::relocate_section): Adjust view.
126 (Target_arm::relocate_stub): New method definition.
127
ac33a407
DK		 1282009-11-10 Doug Kwan <dougkwan@google.com>
129
130 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
131 a format warning.
132 * incremental.cc (open_incremental_binary): Initialized local
133 variables to avoid warnings.
134 * object.cc (make_elf_object): Ditto.
135 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
136 a format warning.
137
88ee28e9
L		 138009-11-09 H.J. Lu <hongjiu.lu@intel.com>
139
140 PR gold/10930
141 * testsuite/plugin_test.c: Include "config.h".
142
2daedcd6
DK		 1432009-11-09 Doug Kwan <dougkwan@google.com>
144
145 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
146 (arm_symbol_value): Remove.
147 (Arm_relocate_functions::arm_branch_common,
148 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
149 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
150 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
151 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
152 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
153 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
154 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
155 Arm_relocate_functions::thm_mobw_abs_nc,
156 Arm_relocate_functions::thm_mov_abs,
157 Arm_relocate_functions::movw_prel_nc,
158 Arm_relocate_functions::thm_movt_abs,
159 Arm_relocate_functions::movt_prel,
160 Arm_relocate_functions::thm_movw_prel_nc,
161 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
162 (Target_arm::Relocate::relocate): Only decompose address into two
163 parts if relocation type uses the thumb-bit and pass the actual
164 bit instead of a flag indicating that the thumb-bit is used. Adjust
165 calls to methods in Arm_relocate_functions for this change.
166
3e4afc80
ILT		 1672009-11-08 Ian Lance Taylor <ian@airs.com>
168
169 PR 10925
170 * reloc.cc: Instantiate
171 Sized_relobj::initialize_input_to_output_maps and
172 Sized_relobj:free_input_to_output_maps.
173
e53ad1b5
ILT		 1742009-11-06 Ian Lance Taylor <iant@google.com>
175
176 PR 10876
177 * defstd.cc (in_segment): Set only_if_ref true for "end".
178
eb44217c
DK		 1792009-11-06 Doug Kwan <dougkwan@google.com>
180
181 * arm.cc (class Reloc_stub): Correct a comment.
182 (Target_arm::Target_arm): Initialize arm_input_section_map_.
183 (Target_arm::scan_section_for_stubs): New method declaration.
184 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
185 Change methods from private to protected.
186 (Target_arm::do_may_relax): New method definition.
187 (Target_arm::do_relax, Target_arm::group_sections,
188 Target_arm::scan_reloc_for_stub,
189 Target_arm::scan_reloc_section_for_stubs): New method declarations.
190 (Target_arm::arm_input_section_map_): New data member declaration.
191 (Target_arm::scan_reloc_for_stub,
192 Target_arm::scan_reloc_section_for_stubs,
193 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
194 Target_arm::do_relax): New method definitions.
195
5d329b7d
ILT		 1962009-11-06 Mikolaj Zalewski <mikolaj@google.com>
197
198 * configure.ac: Check for (struct stat)::st_mtim
199 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
200 * config.in: Regenerate.
201 * configure: Regenerate.
202
96a0d71b
ILT		 2032009-11-05 Ian Lance Taylor <iant@google.com>
204
205 PR 10910
206 * output.cc (Output_segment::add_output_section): Add missing
207 return statement.
208
594c8e5e
ILT		 2092009-11-04 Ian Lance Taylor <iant@google.com>
210
211 PR 10880
212 * object.h (class Object): Add is_needed and set_is_needed
213 methods. Add is_needed_ field. Make bool fields into bitfields.
214 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
215 defined in a dynamic object and referenced by a regular object,
216 set is_needed for the dynamic object.
217 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
218 if the file is marked with as_needed and it is not needed.
219
22b127cc
ILT		 2202009-11-04 Ian Lance Taylor <iant@google.com>
221
222 PR 10887
223 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
224 tags if data is discarded by linker script.
225 * i386.cc (Target_i386::do_finalize_sections): Likewise.
226 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
227 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
228 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
229
f5c870d2
ILT		 2302009-11-04 Ian Lance Taylor <iant@google.com>
231
232 * layout.cc (Layout::get_output_section): Add is_interp and
233 is_dynamic_linker_section parameters. Change all callers.
234 (Layout::choose_output_section): Likewise.
235 (Layout::make_output_section): Likewise.
236 (Layout::add_output_section_data): Add is_dynamic_linker_section
237 parameter. Change all callers.
238 * layout.h (class Layout): Update declarations.
239 * output.h (class Output_section): Add is_interp, set_is_interp,
240 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
241 Add is_interp_, is_dynamic_linker_section_ fields. Change
242 generate_code_fills_at_write_ to a bitfield.
243 * output.cc (Output_section::Output_sections): Initialize new
244 fields.
245 (Output_segment::add_output_section): Add do_sort parameter.
246 Change all callers.
247
1ae4d23b
ILT		 2482009-11-03 Ian Lance Taylor <iant@google.com>
249
250 PR 10860
251 * options.h (class General_options): Add --warn-common.
252 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
253 merging two common symbols.
254 (Symbol_table::should_override): Handle --warn-common when merging
255 a common symbol with a defined symbol. Use report_resolve_problem
256 for multiple definitions.
257 (Symbol_table::report_resolve_problem): New function.
258 * symtab.h (class Symbol_table): Declare report_resolve_problem.
259
55da9579
DK		 2602009-11-03 Doug Kwan <dougkwan@google.com>
261
262 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
263 stub_factory_.
264 (Target_arm::stub_factory): New method definition.
265 (Target_arm::new_arm_input_section,
266 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
267 Target_arm::reloc_uses_thumb_bit): New method declarations.
268 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
269 New type definitions.
270 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
271 member declarations.
272 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
273 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
274 New method definitions.
275
37a9ac43
ILT		 2762009-11-03 Ian Lance Taylor <iant@google.com>
277
278 * options.h (class General_options): Add --warn_constructors.
279
b3d6a3d4
ILT		 2802009-11-03 Ian Lance Taylor <iant@google.com>
281
282 PR 10893
283 * defstd.cc (in_section): Add entries for __rel_iplt_start,
284 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
285
934b01dd
ILT		 2862009-11-03 Ian Lance Taylor <iant@google.com>
287
288 PR 10895
289 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
290 --msgid-bugs-address.
291 (install-pdf): New target.
292 (install-data_yes): Look up one directory to find mkinstalldirs.
293
03c1939b
L		 2942009-11-03 H.J. Lu <hongjiu.lu@intel.com>
295
296 * po/Make-in (.po.gmo): Don't generate .gmo files in source
297 tree.
298
ebd95253
DK		 2992009-10-30 Doug Kwan <dougkwan@google.com>
300
301 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
302
e9bbb538
DK		 3032009-10-30 Doug Kwan <dougkwan@google.com>
304
305 * arm.cc (Stub_addend_reader): New struct template definition
306 and partial specializations.
307 (Stub_addend_reader::operator()): New method definition for a
308 partially specialized template.
309
d5b40221
DK		 3102009-10-30 Doug Kwan <dougkwan@google.com>
311
312 * arm.cc (Arm_relobj::processor_specific_flags): New method
313 definition.
314 (Arm_relobj::do_read_symbols): New method declaration.
315 (Arm_relobj::processor_specific_flags_): New data member declaration.
316 (Arm_dynobj): New class definition.
317 (Target_arm::do_finalize_sections): Add input_objects parameter.
318 (Target_arm::do_adjust_elf_header): New method declaration.
319 (Target_arm::are_eabi_versions_compatible,
320 (Target_arm::merge_processor_specific_flags): New method declaration.
321 (Target_arm::do_make_elf_object): New overloaded method definitions
322 and declaration.
323 (Arm_relobj::do_read_symbols): New method definition.
324 (Arm_dynobj::do_read_symbols): Ditto.
325 (Target_arm::do_finalize_sections): Add input_objects parameters.
326 Merge processor-specific flags from all input objects.
327 (Target_arm::are_eabi_versions_compatible,
328 Target_arm::merge_processor_specific_flags,
329 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
330 New method definitions.
331 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
332 Input_objects pointer type parameter.
333 * layout.cc (Layout::finalize): Pass input objects to target's.
334 finalize_sections function.
335 * output.cc (Output_file_header::do_sized_write): Set ELF file
336 header's processor-specific flags.
337 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
338 Input_objects pointer type parameter.
339 * sparc.cc (Target_sparc::do_finalize_sections): Same.
340 * target.h (Input_objects): New forward class declaration.
341 (Target::processor_specific_flags,
342 Target::are_processor_specific_flags_sect): New method definitions.
343 (Target::finalize_sections): Add input_objects parameter.
344 (Target::Target): Initialize processor_specific_flags_ and
345 are_processor_specific_flags_set_.
346 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
347 parameter.
348 (Target::set_processor_specific_flags): New method definition.
349 (Target::processor_specific_flags_,
350 Target::are_processor_specific_flags_set_): New data member
351 declarations.
352 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
353 Input_objects pointer type parameter.
354
ebabffbd
DK		 3552009-10-30 Doug Kwan <dougkwan@google.com>
356
357 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
358
ad0f2072
ILT		 3592009-10-28 Ian Lance Taylor <iant@google.com>
360
361 * object.h (class Relobj): Drop options parameter from
362 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
363 do_scan_relocs, do_relocate. Change all callers.
364 (class Sized_relobj): Drop options parameters from
365 do_gc_process_relocs, do_scan_relocs, do_relocate,
366 do_relocate_sections, relocate_sections, emit_relocs_scan,
367 emit_relocs_scan_reltype. Change all callers.
368 (struct Relocate_info): Remove options field and all references to
369 it.
370 * reloc.h (class Read_relocs): Remove options constructor
371 parameter and options_ field. Change all callers.
372 (class Gc_process_relocs, class Scan_relocs): Likewise.
373 (class Relocate_task): Likewise.
374 * target-reloc.h (scan_relocs): Remove options parameter. Change
375 all callers.
376 (scan_relocatable_relocs): Likewise.
377 * target.h (class Sized_target): Remove options parameter from
378 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
379 all callers.
380 * gc.h (gc_process_relocs): Remove options parameter. Change all
381 callers.
382 * arm.cc: Update functions to remove options parameters.
383 * i386.cc: Likewise.
384 * powerpc.cc: Likewise.
385 * sparc.cc: Likewise.
386 * x86_64.cc: Likewise.
387 * testsuite/testfile.cc: Likewise.
388
8ffa3667
DK		 3892009-10-28 Doug Kwan <dougkwan@google.com>
390
391 * arm.cc (Arm_relobj): New class definition.
392 (Arm_relobj::scan_sections_for_stubs,
393 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
394 New method definitions.
395
40f36857
CC		 3962009-10-28 Cary Coutant <ccoutant@google.com>
397
398 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
399 (Plugin::cleanup_done_): New member.
400 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
401 (Plugin_manager::cleanup_done_): Remove.
402 (Plugin_manager::add_input_file): Edit error message.
403 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
404 (Plugin_manager::cleanup): Remove use of cleanup_done_.
405
2c849493
ILT		 4062009-10-27 Mikolaj Zalewski <mikolajz@google.com>
407
408 * fileread.cc: (File_read::View::~View): Use the new
409 data_ownership_ filed.
410 (File_read::~File_read): Dispose the new whole_file_view_.
411 (File_read::open): Mmap the whole file if needed.
412 (File_read::open): Use whole_file_view_ instead of contents_.
413 (File_read::find_view): Use whole_file_view_ if applicable.
414 (File_read::do_read): Use whole_file_view_ instead of contents_.
415 (File_read::make_view): Use whole_file_view_ instead of contents_,
416 update File_read::View::View call.
417 (File_read::find_or_make_view): Update File_read::View::View
418 call.
419 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
420 remove contents_
421 (File_read::View::Data_ownership): New enum.
422 (File_read::View::View): Replace bool mapped_ with Data_ownership
423 argument.
424 (File_read::View::mapped_): Remove (replaced by data_ownership_).
425 (File_read::View::data_ownership_): New field.
426 (File_read::contents_): Remove (replaced by whole_file_view_).
427 (File_read::whole_file_view_): New field.
428 * options.h (class General_options): Add --keep-files-mapped.
429
24998053
CC		 4302009-10-27 Cary Coutant <ccoutant@google.com>
431
432 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
433 * testsuite/Makefile.am (plugin_test_5): New test case.
434 * testsuite/Makefile.in: Regenerate.
435
72adc4fa
DK		 4362009-10-25 Doug Kwan <dougkwan@google.com>
437
438 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
439 from private to protected to allow access by child class.
440 (Sized_relobj::do_relocate_sections): New method declaration.
441 (Sized_relobj::relocate_sections): Virtualize.
442 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
443 Sized_relobj::relocate_sections. Instantiate template explicitly
444 for different target sizes and endianity.
445
07f508a2
DK		 4462009-10-24 Doug Kwan <dougkwan@google.com>
447
448 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
449 (Arm_input_section::as_arm_input_section): New method.
450 (Arm_output_section): New class definition.
451 (Arm_output_section::create_stub_group,
452 Arm_output_section::group_sections): New method definitions.
453
10ad9fe5
DK		 4542009-10-22 Doug Kwan <dougkwan@google.com>
455
456 * arm.cc (Arm_input_section): New class definition.
457 (Arm_input_section::init, Arm_input_section:do_write,
458 Arm_input_section::set_final_data_size,
459 Arm_input_section::do_reset_address_and_file_offset): New method
460 definitions.
461
56ee5e00
DK		 4622009-10-21 Doug Kwan <dougkwan@google.com>
463
464 * arm.cc (Stub_table, Arm_input_section): New forward class
465 declarations.
466 (Stub_table): New class defintion.
467 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
468 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
469 New method definition.
470
b569affa
DK		 4712009-10-21 Doug Kwan <dougkwan@google.com>
472
473 * arm.cc: Update copyright comments.
474 (Target_arm): New forward class template declaration.
475 (Arm_address): New type.
476 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
477 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
478 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
479 constants.
480 (Insn_template): Same.
481 (DEF_STUBS): New macro.
482 (Stub_type): New enum type.
483 (Stub_template): New class definition.
484 (Stub): Same.
485 (Reloc_stub): Same.
486 (Stub_factory): Same.
487 (Target_arm::Target_arm): Initialize may_use_blx_ and
488 should_force_pic_veneer_.
489 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
490 Target_arm::should_force_pic_veneer,
491 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
492 Target_arm::using_thumb_only, Target_arm:;default_target): New
493 method defintions.
494 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
495 New data member declarations.
496 (Insn_template::size, Insn_template::alignment): New method defintions.
497 (Stub_template::Stub_template): New method definition.
498 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
499 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
500 (Stub_factory::Stub_factory): New method definition.
501 * gold.h (string_hash): New template.
502 * output.h (Input_section_specifier::hash_value): Use
503 gold::string_hash.
504 (Input_section_specifier::string_hash): Remove.
505 * stringpool.cc (Stringpool_template::string_hash): Use
506 gold::string_hash.
507
6c172549
DK		 5082009-10-20 Doug Kwan <dougkwan@google.com>
509
510 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
511 symbols of relaxed input sections.
512 * output.h (Output_section::find_relaxed_input_section): Make
513 method public.
514
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DK		 5152009-10-16 Doug Kwan <dougkwan@google.com>
516
517 * dynobj.cc (Versions::Versions): Initialize version_script_.
518 Only insert base version symbol definition for a shared object
519 if version script defines any version versions.
520 (Versions::define_base_version): New method definition.
521 (Versions::add_def): Check that base version is not needed.
522 (Versions::add_need): Define base version lazily.
523 * dynobj.h (Versions::define_base_version): New method declaration.
524 (Versions::needs_base_version_): New data member declaration.
525 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
526 (check_DATA): Add no_version_test.stdout.
527 (libno_version_test.so, no_version_test.o no_version_test.stdout):
528 New make rules.
529 * testsuite/Makefile.in: Regenerate.
530 * testsuite/no_version_test.c: New file.
531 * testsuite/no_version_test.sh: Ditto.
532
3c12dcdb
DK		 5332009-10-16 Doug Kwan <dougkwan@google.com>
534
535 * expression.cc (class Segment_start_expression): New class definition.
536 (Segment_start_expression::value): New method definition.
537 (script_exp_function_segment_start): Return a new
538 Segment_start_expression.
539 * gold/script-c.h (script_saw_segment_start_expression): New function
540 prototype.
541 * script-sections.cc (Script_sections::Script_sections): Initialize
542 SAW_SEGMENT_START_EXPRESSION_ to false.
543 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
544 and -Tbbs options to specify section addresses if given in
545 command line and no SEGMENT_START expression is seen in a script.
546 * script-sections.h (Script_sections::saw_segment_start_expression,
547 Script_sections::set_saw_segment_start_expression): New method
548 definition.
549 (Script_sections::saw_segment_start_expression_): New data member
550 declaration.
551 * script.cc (script_saw_segment_start_expression): New function.
552 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
553 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
554 script_test_7.sh and script_test_8.sh.
555 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
556 script_test_8.stdout.
557 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
558 (script_test_6, script_test_6.stdout, script_test_7,
559 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
560 * Makefile.in: Regenerate.
561 * testsuite/script_test_6.sh: New file.
562 * testsuite/script_test_6.t: Same.
563 * testsuite/script_test_7.sh: Same.
564 * testsuite/script_test_7.t: Same.
565 * testsuite/script_test_8.sh: Same.
566
64b1ae37
DK		 5672009-10-16 Doug Kwan <dougkwan@google.com>
568
569 * output.cc (Output_segment::set_section_list_address): Cast
570 expressions to unsigned long long type to avoid format warnings.
571
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ILT		 5722009-10-15 Ian Lance Taylor <iant@google.com>
573
12edd763 574 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 575 dot assignment to script_sections_.
12edd763
ILT		 576 * script-sections.cc (Script_sections::add_dot_assignment):
577 Initialize if necessary.
578
68b6574b
ILT		 579 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
580 program headers with no load segment if there is a linker script.
581
661be1e2
ILT		 582 * layout.cc (Layout::set_segment_offsets): Align the file offset
583 to the segment aligment for -N or -n with no load segment.
584 * output.cc (Output_segment::add_output_section): Don't crash if
585 the first section is a TLS section.
586 (Output_segment::set_section_list_addresses): Print an error
587 message if the address moves backward in a linker script.
588 * script-sections.cc
589 (Output_section_element_input::set_section_addresses): Don't
590 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
591 (Orphan_output_section::set_section_addresses): Likewise.
592
f15f61a7
DK		 5932009-10-15 Doug Kwan <dougkwan@google.com>
594
595 * layout.cc (Layout::finish_dynamic_section): Generate tags
596 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
597 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
598 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
599
82bb573a
ILT		 6002009-10-14 Ian Lance Taylor <iant@google.com>
601
602 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
603 fields.
604 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
605 data_shdr fields of relinfo.
606 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
607 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
608 R_386_TLS_LDO_32, adjust based on section flags.
609 (Target_i386::Relocate::fix_up_ldo): Remove.
610
374ad285
ILT		 6112009-10-13 Ian Lance Taylor <iant@google.com>
612
613 Add support for -pie.
614 * options.h (class General_options): Add -pie and
615 --pic-executable.
616 (General_options::output_is_position_independent): Test -pie.
617 (General_options::output_is_executable): Return true if not shared
618 and not relocatable.
619 (General_options::output_is_pie): Remove.
620 * options.cc (General_options::finalize): Reject incompatible uses
621 of -pie.
622 * gold.cc (queue_middle_tasks): A -pie link is not static.
623 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
624 * symtab.cc (Symbol::final_value_is_known): Return false if
625 output_is_position_independent.
626 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
627 output_is_position_independent.
628 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
629 output_is_position_independent.
630 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
631 output_is_position_independent.
632 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
633 two_file_pie_test.
634 (basic_pie_test.o, basic_pie_test): New targets.
635 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
636 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
637 (two_file_pie_test): New target.
638 * testsuite/Makefile.in: Rebuild.
639 * README: Remove note saying that -pie is not supported.
640
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ILT		 6412009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
642
643 * options.h (class General_options): Add -init and -fini.
644 * layout.cc (Layout::finish_dynamic_section): Emit
645 given init and fini functions.
646
032ce4e9
ST		 6472009-10-13 Sriraman Tallam <tmsriram@google.com>
648
649 * gc.h (gc_process_relocs): Check if icf is enabled using new
650 function.
651 * gold.cc (queue_initial_tasks): Likewise.
652 (queue_middle_tasks): Likewise.
653 * object.cc (do_layout): Likewise.
654 * symtab.cc (is_section_folded): Likewise.
655 * main.cc (main): Likewise.
656 * reloc.cc (Read_relocs::run): Likewise.
657 (Sized_relobj::do_scan_relocs): Likewise.
658 * icf.cc (is_function_ctor_or_dtor): New function.
659 (Icf::find_identical_sections): Check if function is ctor or dtor when
660 safe icf is chosen.
661 * options.h (General_options::icf): Change option to be an enum.
662 (Icf_status): New enum.
663 (icf_enabled): New method.
664 (icf_safe_folding): New method.
665 (set_icf_status): New method.
666 (icf_status_): New variable.
667 * (options.cc) (General_options::finalize): Set icf_status_.
668 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
669 icf_test and icf_keep_unique_test to use the --icf enum flag.
670 * testsuite/icf_safe_test.sh: New file.
671 * testsuite/icf_safe_test.cc: New file.
672
f345227a
ST		 6732009-10-12 Sriraman Tallam <tmsriram@google.com>
674
675 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
676 includes to gc.h and icf.h.
677 * arm.cc: Include gc.h.
678 * gold.cc: Likewise.
679 * i386.cc: Likewise.
680 * powerpc.cc: Likewise.
681 * sparc.cc: Likewise.
682 * x86_64.cc: Likewise.
683 * gc.h: Include icf.h.
684
1c7814ed
ILT		 6852009-10-11 Ian Lance Taylor <iant@google.com>
686
687 * plugin.cc: Include "gold.h" before other header files.
688
ae3b5189
CD		 6892009-10-10 Chris Demetriou <cgd@google.com>
690
691 * options.h (Input_file_argument::Input_file_type): New enum.
692 (Input_file_argument::is_lib_): Replace with...
693 (Input_file_argument::type_): New member.
694 (Input_file_argument::Input_file_argument): Take Input_file_type
695 'type' rather than boolean 'is_lib' as second argument.
696 (Input_file_argument::is_lib): Use type_.
697 (Input_file_argument::is_searched_file): New function.
698 (Input_file_argument::may_need_search): Handle is_searched_file.
699 * options.cc (General_options::parse_library): Support -l:filename.
700 (General_options::parse_just_symbols): Update for Input_file_argument
701 changes.
702 (Command_line::process): Likewise.
703 * archive.cc (Archive::get_file_and_offset): Likewise.
704 * plugin.cc (Plugin_manager::release_input_file): Likewise.
705 * script.cc (read_script_file, script_add_file): Likewise.
706 * fileread.cc (Input_file::Input_file): Likewise.
707 (Input_file::will_search_for): Handle is_searched_file.
708 (Input_file::open): Likewise.
709 * readsyms.cc (Read_symbols::get_name): Likewise.
710 * testsuite/Makefile.am (searched_file_test): New test.
711 * testsuite/Makefile.in: Regenerate.
712 * testsuite/searched_file_test.cc: New file.
713 * testsuite/searched_file_test_lib.cc: New file.
714
f3048a1d
ILT		 7152009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
716 Ian Lance Taylor <iant@google.com>
717
718 * descriptor.cc: Include <cstdio> and "binary-io.h".
719 (Descriptors::open): Open the files in binary mode always.
720 * script.cc (Lex::get_token): Treat \r as whitespace.
721
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ILT		 7222009-10-09 Ian Lance Taylor <iant@google.com>
723
724 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
725
d9a893b8
ILT		 7262009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
727 Ian Lance Taylor <iant@google.com>
728
729 * configure.ac: Check for readv function also.
730 * fileread.cc (readv): Define if not HAVE_READV.
731 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
732 does not exist.
733 * config.in: Regenerate.
734 * configure: Regenerate.
735
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DK		 7362009-10-09 Doug Kwan <dougkwan@google.com>
737
738 * layout.cc (Layout::make_output_section): Call target hook to make
739 ordinary output section.
740 (Layout::finalize): Adjust parameter list of call the
741 Target::may_relax().
742 * layout.h (class Layout::section_list): New method.
743 * merge.h (Output_merge_base::entsize): Change visibility to public.
744 (Output_merge_base::is_string, Output_merge_base::do_is_string):
745 New methods.
746 (Output_merge_string::do_is_string): New method.
747 * object.cc (Sized_relobj::do_setup): renamed from
748 Sized_relobj::set_up.
749 * object.h (Sized_relobj::adjust_shndx,
750 Sized_relobj::initializ_input_to_output_maps,
751 Sized_relobj::free_input_to_output_maps): Change visibilities to
752 protected.
753 (Sized_relobj::setup): Virtualize.
754 (Sized_relobj::do_setup): New method declaration.
755 (Sized_relobj::invalidate_section_offset,
756 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
757 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
758 * options.cc (parse_int): New function.
759 * options.h (parse_int): New declaration.
760 (DEFINE_int): New macro.
761 (stub_group_size): New option.
762 * output.cc (Output_section::Output_section): Initialize memebers
763 merge_section_map_, merge_section_by_properties_map_,
764 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
765 (Output_section::add_input_section): Handled deferred code-fill
766 generation and remove an old comment.
767 (Output_section::add_relaxed_input_section): New method definition.
768 (Output_section::add_merge_input_section): Use merge section by
769 properties map to speed to search. Update merge section maps
770 as appropriate.
771 (Output_section::build_relaxation_map): New method definition.
772 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
773 Same.
774 (Output_section::relax_input_section): Renamed to
775 Output_section::convert_input_sections_to_relaxed_sections and change
776 interface to take a vector of pointers to relaxed sections.
777 (Output_section::find_merge_section,
778 Output_section::find_relaxed_input_section): New method definitions.
779 (Output_section::is_input_address_mapped,
780 Output_section::output_offset, Output_section::output_address):
781 Use output section data maps to speed up searching.
782 (Output_section::find_starting_output_address): Add comments.
783 (Output_section::do_write,
784 Output_section::write_to_postprocessing_buffer): Do code-fill
785 generation as appropriate.
786 (Output_section::get_input_sections): Invalidate relaxed input section
787 map.
788 (Output_section::restore_states): Adjust type of checkpoint .
789 Invalidate relaxed input section map.
790 * output.h (Output_merge_base): New class declaration.
791 (Input_section_specifier): New class defintion.
792 (class Output_relaxed_input_section) Change base class to
793 Output_section_data_build.
794 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
795 base class initializer.
796 (Output_section::add_relaxed_input_section): New method declaration.
797 (Output_section::Input_section): Change visibility to protected.
798 (Output_section::Input_section::relobj,
799 Output_section::Input_section::shndx): Handle relaxed input sections.
800 Output_section::input_sections) Change visibility to protected. Also
801 define overload to return a non-const pointer.
802 (Output_section::Merge_section_properties): New class defintion.
803 (Output_section::Merge_section_by_properties_map,
804 Output_section::Output_section_data_by_input_section_map,
805 Output_section::Relaxation_map): New types.
806 (Output_section::relax_input_section): Rename method to
807 Output_section::convert_input_sections_to_relaxed_sections and change
808 interface to take a vector of relaxed section pointers.
809 (Output_section::find_merge_section,
810 Output_section::find_relaxed_input_section,
811 Output_section::build_relaxation_map,
812 Output_section::convert_input_sections_in_list_to_relaxed_sections):
813 New method declarations.
814 (Output_section::merge_section_map_
815 Output_section::merge_section_by_properties_map_,
816 Output_section::relaxed_input_section_map_,
817 Output_section::is_relaxed_input_section_map_valid_,
818 Output_section::generate_code_fills_at_write_): New data members.
819 * script-sections.cc
820 (Output_section_element_input::set_section_addresses): Call
821 current_data_size and addralign methods of relaxed input sections.
822 (Orphan_output_section::set_section_addresses): Call current_data_size
823 and addralign methods of relaxed input sections.
824 * symtab.cc (Symbol_table::compute_final_value): Extract template
825 from the body of Symbol_table::sized_finalize_symbol.
826 (Symbol_table::sized_finalized_symbol): Call
827 Symbol_table::compute_final_value.
828 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
829 (Symbol_table::compute_final_value): New templated method declaration.
830 * target.cc (Target::do_make_output_section): New method defintion.
831 * target.h (Target::make_output_section): New method declaration.
832 (Target::relax): Add more parameters for input objects, symbol table
833 and layout. Adjust call to do_relax.
834 (Target::do_make_output_section): New method declaration.
835 (Target::do_relax): Add parameters for input objects, symbol table
836 and layout.
837
d446d6c4
ILT		 8382009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
839
840 * pread.c: Include stdio.h.
841
bc06c745
ILT		 8422009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
843
844 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
845 defined.
846
75aea3d0
ILT		 8472009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
848
849 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
850 Change read_shndx type to unsigned int.
851 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
852 int.
853 (Sized_dwarf_line_info::read_line_mappings): Likewise.
854 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
855 Change read_shndx type to unsigned int.
856 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
857 int.
858 (Sized_dwarf_line_info::read_line_mappings): Likewise.
859 * layout.cc (Layout::create_symtab_sections): Cast the result of
860 local_symcount * symsize to off_t in the gold_assert.
861
be8fcb75
ILT		 8622009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
863
864 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
865 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
866 R_ARM_BASE_ABS.
867 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
868 (Arm_relocate_functions::thm_abs5): New function.
869 (Arm_relocate_functions::abs12): New function.
870 (Arm_relocate_functions::abs16): New function.
871 (Arm_relocate_functions::base_abs): New function.
872 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
873 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
874 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
875 R_ARM_BASE_ABS.
876 (Scan::global): Likewise.
877 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
878 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
879 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
880 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
881 R_ARM_BASE_ABS.
882
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ILT		 8832009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
884
885 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
886 (Arm_relocate_functions::movt_prel): New function.
887 (Arm_relocate_functions::thm_movw_prel_nc): New function.
888 (Arm_relocate_functions::thm_movt_prel): New function.
889 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
890 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
891 (Scan::global, Relocate::relocate): Likewise.
892 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
893
c4aa1e2d
ILT		 8942009-10-09 Mikolaj Zalewski <mikolajz@google.com>
895
896 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
897 Incremental_checker.
898 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
899 unsigned int.
900 (class Incremental_inputs_header): New class.
901 (Incremental_inputs_header_writer): Edit comment.
902 (Incremental_inputs_entry): New class.
903 (Incremental_inputs_entry_writer): Edit comment.
904 (Sized_incremental_binary::do_find_incremental_inputs_section):
905 Add *strtab_shndx parameter, fill it.
906 (Sized_incremental_binary::do_check_inputs): New method.
907 (Incremental_checker::can_incrementally_link_output_file): Use
908 Sized_incremental_binary::check_inputs.
909 (Incremental_inputs::report_command_line): Save command line in
910 command_line_.
911 * incremental.h:
912 (Incremental_binary::find_incremental_inputs_section): New
913 method.
914 (Incremental_binary::do_find_incremental_inputs_section): Add
915 strtab_shndx parameter.
916 (Incremental_binary::do_check_inputs): New pure virtual method.
917 (Sized_incremental_binary::do_check_inputs): Declare.
918 (Incremental_checker::Incremental_checker): Add incremental_inputs
919 parameter, use it to initialize incremental_inputs_.
920 (Incremental_checker::incremental_inputs_): New field.
921 (Incremental_checker::command_line): New method.
922 (Incremental_checker::inputs): New method.
923 (Incremental_checker::command_line_): New field.
924
c549a694
ILT		 9252009-10-09 Mikolaj Zalewski <mikolajz@google.com>
926
927 * incremental.cc: Include <cstdarg> and "target-select.h".
928 (vexplain_no_incremental): New function.
929 (explain_no_incremental): New function.
930 (Incremental_binary::error): New method.
931 (Sized_incremental_binary::do_find_incremental_inputs_section): New
932 method.
933 (make_sized_incremental_binary): New function.
934 (open_incremental_binary): New function.
935 (can_incrementally_link_file): Add checks if output is ELF and has
936 inputs section.
937 * incremental.h: Include "elfcpp_file.h" and "output.h".
938 (Incremental_binary): New class.
939 (Sized_incremental_binary): New class.
940 (open_incremental_binary): Declare.
941 * object.cc (is_elf_object): Use
942 elfcpp::Elf_recognizer::is_elf_file.
943 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
944 * output.h (Output_file::filesize): New method.
945
fd3c5f0b
ILT		 9462009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
947
948 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
949 New function.
950 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
951 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
952 function.
953 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
954 function.
955 (Arm_relocate_functions::movw_abs_nc): New function.
956 (Arm_relocate_functions::movt_abs): New function.
957 (Arm_relocate_functions::thm_movw_abs_nc): New function.
958 (Arm_relocate_functions::thm_movt_abs): New function.
959 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
960 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
961 (Scan::global): Likewise.
962 (Relocate::relocate): Likewise.
963 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
964
7f5309a5
ILT		 9652009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
966
967 * arm.cc (Arm_relocate_functions::got_prel) New function.
968 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
969 (Relocate::relocate): Likewise.
970 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
971
364c7fa5
ILT		 9722009-10-06 Ian Lance Taylor <iant@google.com>
973
974 * options.h (class General_options): Define
975 split_stack_adjust_size parameter.
976 * object.h (class Object): Add uses_split_stack_ and
977 has_no_split_stack_ fields. Add uses_split_stack and
978 has_no_split_stack accessor functions. Declare
979 handle_split_stack_section.
980 (class Reloc_symbol_changes): Define.
981 (class Sized_relobj): Define Function_offsets. Declare
982 split_stack_adjust, split_stack_adjust_reltype, and
983 find_functions.
984 * object.cc (Object::handle_split_stack_section): New function.
985 (Sized_relobj::do_layout): Call handle_split_stack_section.
986 * dynobj.cc (Sized_dynobj::do_layout): Call
987 handle_split_stack_section.
988 * reloc.cc (Sized_relobj::relocate_sections): Call
989 split_stack_adjust for executable sections in split_stack
990 objects. Pass reloc_map to relocate_section.
991 (Sized_relobj::split_stack_adjust): New function.
992 (Sized_relobj::split_stack_adjust_reltype): New function.
993 (Sized_relobj::find_functions): New function.
994 * target-reloc.h: Include "object.h".
995 (relocate_section): Add reloc_symbol_changes parameter. Change
996 all callers.
997 * target.h (class Target): Add calls_non_split method. Declare
998 do_calls_non_split virtual method. Declare match_view and
999 set_view_to_nop.
1000 * target.cc: Include "elfcpp.h".
1001 (Target::do_calls_non_split): New function.
1002 (Target::match_view): New function.
1003 (Target::set_view_to_nop): New function.
1004 * gold.cc (queue_middle_tasks): Give an error if mixing
1005 split-stack and non-split-stack objects with -r.
1006 * i386.cc (Target_i386::relocate_section): Add
1007 reloc_symbol_changes parameter.
1008 (Target_i386::do_calls_non_split): New function.
1009 * x86_64.cc (Target_x86_64::relocate_section): Add
1010 reloc_symbol_changes parameter.
1011 (Target_x86_64::do_calls_non_split): New function.
1012 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1013 parameter.
1014 * powerpc.cc (Target_powerpc::relocate_section): Add
1015 reloc_symbol_changes parameter.
1016 * sparc.cc (Target_sparc::relocate_section): Add
1017 reloc_symbol_changes parameter.
1018 * configure.ac: Call AM_CONDITIONAL for the default target.
1019 * configure: Rebuild.
1020 * testsuite/Makefile.am (TEST_AS): New variable.
1021 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1022 (check_DATA): Add split_i386 and split_x86_64 files.
1023 (SPLIT_DEFSYMS): Define.
1024 (split_i386_[1234n].o): New targets.
1025 (split_i386_[124]): New targets.
1026 (split_i386_[1234r].stdout): New targets.
1027 (split_x86_64_[1234n].o): New targets.
1028 (split_x86_64_[124]): New targets.
1029 (split_x86_64_[1234r].stdout): New targets.
1030 (MOSTLYCLEANFILES): Add new executables.
1031 * testsuite/split_i386.sh: New file.
1032 * testsuite/split_x86_64.sh: New file.
1033 * testsuite/split_i386_1.s: New file.
1034 * testsuite/split_i386_2.s: New file.
1035 * testsuite/split_i386_3.s: New file.
1036 * testsuite/split_i386_4.s: New file.
1037 * testsuite/split_i386_n.s: New file.
1038 * testsuite/split_x86_64_1.s: New file.
1039 * testsuite/split_x86_64_2.s: New file.
1040 * testsuite/split_x86_64_3.s: New file.
1041 * testsuite/split_x86_64_4.s: New file.
1042 * testsuite/split_x86_64_n.s: New file.
1043 * testsuite/testfile.cc (Target_test): Update relocation_section
1044 function.
1045 * testsuite/Makefile.in: Rebuild.
1046
e8a9fcda
ILT		 10472009-10-06 Ian Lance Taylor <iant@google.com>
1048
1049 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1050 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1051 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1052 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1053 the address on ldo_addrs_.
1054 (Target_i386::Relocate::fix_up_ldo): New function.
1055
e99daf92
ILT		 10562009-10-06 Rafael Espindola <espindola@google.com>
1057
1058 * plugin.cc (add_input_library): New.
1059 (Plugin::load): Add add_input_library to tv.
1060 (Plugin_manager::add_input_file): Add the is_lib argument.
1061 (add_input_file): Update call to Plugin_manager::add_input_file.
1062 (add_input_library): New.
1063 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1064
966d4097
DK		 10652009-09-30 Doug Kwan <dougkwan@google.com>
1066
1067 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1068 symbol and call Symbol::may_need_copy_reloc to determine if
1069 a copy reloc is needed.
1070 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1071 nocopyreloc is given in command line.
1072 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1073 given in command line.
1074 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1075 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1076 of the removed Target_i386::may_need_copy_reloc.
1077 * options.h (copyreloc): New option with default value false.
1078 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1079 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1080 instead of the removed Target_powerpc::may_need_copy_reloc.
1081 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1082 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1083 instead of the removed Target_sparc::may_need_copy_reloc.
1084 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1085 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1086 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1087 instead of the removed Target_x86_64::may_need_copy_reloc.
1088
029ba973
ILT		 10892009-09-30 Ian Lance Taylor <iant@google.com>
1090
1091 * object.h (class Object): Remove target_ field, and target,
1092 sized_target, and set_target methods.
1093 (Object::sized_target): Remove.
1094 (class Sized_relobj): Update declarations. Remove sized_target.
1095 * object.cc (Sized_relobj::setup): Remove target parameter.
1096 Change all callers.
1097 (Input_objects::add_object): Don't do anything with the target.
1098 (make_elf_sized_object): Add punconfigured parameter. Change all
1099 callers. Set or test parameter target.
1100 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1101 Change all callers.
1102 * parameters.cc (Parameters::set_target): Change parameter type to
1103 be non-const.
1104 (Parameters::default_target): Remove.
1105 (set_parameters_target): Change parameter type to be non-const.
1106 (parameters_force_valid_target): New function.
1107 (parameters_clear_target): New function.
1108 * parameters.h (class Parameters): Update declarations. Remove
1109 default_target method. Add sized_target and clear_target
1110 methods. Change target_ to be non-const.
1111 (set_parameters_target): Update declaration.
1112 (parameters_force_valid_target): Declare.
1113 (parameters_clear_target): Declare.
1114 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1115 as NULL if we aren't searching.
1116 (Add_symbols::run): Don't check for compatible target.
1117 * fileread.cc (Input_file::open_binary): Call
1118 parameters_force_valid_target.
1119 * gold.cc (queue_middle_tasks): Likewise.
1120 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1121 set_target on object.
1122 * dynobj.h (class Sized_dynobj): Update declarations.
1123 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1124 make_elf_object returns NULL.
1125 (Archive::include_member): Don't check whether object target is
1126 compatible.
1127 * output.cc (Output_section::add_input_section): Get target from
1128 parameters.
1129 (Output_section::relax_input_section): Likewise.
1130 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1131 parameters.
1132 (Sized_relobj::do_scan_relocs): Likewise.
1133 (Sized_relobj::relocate_sections): Likewise.
1134 * resolve.cc (Symbol_table::resolve): Likewise.
1135 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1136 parameter. Change all callers.
1137 (Symbol_table::add_from_object): Get target from parameters.
1138 (Symbol_table::add_from_relobj): Don't check object target.
1139 (Symbol_table::add_from_dynobj): Likewise.
1140 (Symbol_table::define_special_symbol): Get target from
1141 parameters.
1142 * symtab.h (class Symbol_table): Update declaration.
1143 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1144 parameter. Change all callers. Clear parameter target.
1145 (Binary_test): Test target here.
1146 * testsuite/object_unittest.cc (gold_testsuite): Remove
1147 target_test_pointer parameter. Change all callers.
1148 (Object_test): Test target here.
1149
a6a22b83
ILT		 11502009-09-26 Ian Lance Taylor <iant@google.com>
1151
1152 * testsuite/initpri1.c: Don't try to use constructor priorities if
1153 compiling with gcc before 4.3.
1154
6a8f49fe
ILT		 11552009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1156
1157 * testsuite/retain_symbols_file_test.sh (check_present): Change
1158 output file name to retain_symbols_file_test.stdout.
1159 (check_absent): Likewise.
1160
8c604651
CS		 11612009-09-18 Craig Silverstein <csilvers@google.com>
1162
1163 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1164 * options.cc: Include <cerrno> and <fstream>.
1165 (General_options::finalize): Parse -retain-symbols-file tag.
1166 * options.h: New flag.
1167 (General_options): New method should_retain_symbol, new
1168 variable symbols_to_retain.
1169 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1170 should_retain_symbol map.
1171 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1172 * testsuite/Makefile.in: Regenerate.
1173 * testsuite/retain_symbols_file_test.sh: New file.
1174
ca58b19f
NC		 11752009-09-18 Nick Clifton <nickc@redhat.com>
1176
1177 * po/es.po: Updated Spanish translation.
1178
20e6d0d6
DK		 11792009-09-17 Doug Kwan <dougkwan@google.com>
1180
1181 * debug.h (DEBUG_RELAXATION): New constant.
1182 (DEBUG_ALL): Add DEBUG_RELAXATION.
1183 (debug_string_to_enum): Add relaxation debug option.
1184 * layout.cc
1185 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1186 Layout::Relaxation_debug_check::read_sections,
1187 Layout::Relaxation_debug_check::read_sections): New method definitions.
1188 (Layout::Layout): Initialize data members
1189 record_output_section_data_from_scrips_,
1190 script_output_section_data_list_ and relaxation_debug_check_.
1191 (Layout::save_segments, Layout::restore_segments,
1192 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1193 Layout::relaxation_loop_body): New method definitions.
1194 (Layout::finalize): Support relaxation. Move section layout code to
1195 Layout::relaxation_loop_body.
1196 (Layout::set_asection_address_from_script): Move code for orphan
1197 section placement out.
1198 (Layout::place_orphan_sections_in_script): New method definition.
1199 * layout.h (Output_segment_headers, Output_file_header):
1200 New forward class declarations.
1201 (Layout::~Layout): Define.
1202 (Layout::new_output_section_data_from_script): New method definition.
1203 (Layout::place_orphan_sections_in_script): New method declaration.
1204 (Layout::Segment_states): New type declaration.
1205 (Layout::save_segments, Layout::restore_segments,
1206 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1207 Layout::relaxation_loop_body): New method declarations.
1208 (Layout::Output_section_data_list): New type declaration.
1209 (Layout::Relaxation_debug_check): New class definition.
1210 (Layout::record_output_section_data_from_script_,
1211 Layout::script_output_section_data_list_, Layout::segment_states_,
1212 Layout::relaxation_debug_check_): New data members.
1213 * output.cc: (Output_section_headers::do_size): New method definition.
1214 (Output_section_headers::Output_section_headers): Move size
1215 computation to Output_section_headers::do_size.
1216 (Output_segment_headers::do_size): New method definition.
1217 (Output_file_header::Output_file_header): Move size computation to
1218 Output_file_header::do_size and call it.
1219 (Output_file_header::do_size): New method definition.
1220 (Output_data_group::Output_data_group): Adjust call to
1221 Output_section_data.
1222 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1223 (Output_symtab_xindex::do_write): Add array bound check.
1224 (Output_section::Input_section::print_to_mapfile): Handle
1225 RELAXED_INPUT_SECTION_CODE.
1226 (Output_section::Output_section): Initialize data member checkpoint_.
1227 (Output_section::~Output_section): Delete checkpoint object pointed
1228 by checkpoint_.
1229 (Output_section::add_input_section): Always add an Input_section if
1230 relaxing.
1231 (Output_section::add_merge_input_section): Add assert.
1232 (Output_section::relax_input_section): New method definition.
1233 (Output_section::set_final_data_size): Set load address to zero for
1234 an unallocated section.
1235 (Output_section::do_address_and_file_offset_have_reset_values):
1236 New method definition.
1237 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1238 Handle relaxed input section.
1239 (Output_section::sort_attached_input_sections): Checkpoint input
1240 section list lazily.
1241 (Output_section::get_input_sections): Change type of input_sections to
1242 list of Simple_input_section pointers. Checkpoint input section list
1243 lazily. Also handle relaxed input sections.
1244 (Output_section::add_input_section_for_script): Take a reference to
1245 a Simple_input_section object instead of Relobj pointer and section
1246 index as parameter. Handle relaxed input sections.
1247 (Output_section::save_states, Output_section::restore_states): New
1248 method definitions.
1249 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1250 (Output_data::is_data_size_fixed): New method definition.
1251 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1252 if it is fixed.
1253 (Output_data::address_and_file_offset_have_reset_values): New method
1254 definition.
1255 (Output_data::do_address_and_file_offset_have_reset_values): New method
1256 definition.
1257 (Output_data::set_data_size): Check that data size is not fixed.
1258 (Output_data::fix_data_size): New method definition.
1259 (Output_data::is_data_size_fixed_): New data member.
1260 (Output_section_headers::set_final_data_size): New method definition.
1261 (Output_section_headers::do_size): New method declaration.
1262 (Output_segment_headers::set_final_data_size): New method definition.
1263 (Output_segment_headers::do_size): New method declaration.
1264 (Output_file_header::set_final_data_size)::New method definition.
1265 (Output_file_header::do_size)::New method declaration.
1266 (Output_section_data::Output_section_data): Add new parameter
1267 is_data_size_fixed and use it to fix data size.
1268 (Output_data_const::Output_data_const): Adjust call to base class
1269 constructor and fix data size.
1270 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1271 base class constructor and fix data size.
1272 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1273 base class constructor and fix data size.
1274 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1275 class constructor and fix data size.
1276 (Output_data_group::set_final_data_size): New method definition.
1277 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1278 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1279 class constructor and fix data size.
1280 (Output_relaxed_input_section): New class definition.
1281 (Output_section::Simple_input_section): New class definition.
1282 (Output_section::get_input_sections): Adjust parameter list.
1283 (Output_section::add_input_section_for_script): Same.
1284 (Output_section::save_states, Output_section::restore_states,
1285 Output_section::do_address_and_file_offset_have_reset_values,
1286 (Output_section::Input_section::Input_section): Handle
1287 RELAXED_INPUT_SECTION_CODE. Add new overload for
1288 Output_relaxed_input_section.
1289 (Output_section::Input_section::is_input_section,
1290 Output_section::Input_section::set_output_section): Handle relaxed
1291 input section.
1292 (Output_section::Input_section::is_relaxed_input_section,
1293 Output_section::Input_section::output_section_data,
1294 Output_section::Input_section::relaxed_input_section): New method
1295 definitions.
1296 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1297 value.
1298 (Output_section::Input_section::u1_): Update comments.
1299 (Output_section::Input_section::u2_): Add new union member poris.
1300 (Output_section::Checkpoint_output_section): New classs definition.
1301 (Output_section::relax_input_section): New method declaration.
1302 (Output_section::checkpoint_): New data member.
1303 (Output_segment): Update comments.
1304 (Output_segment::Output_segment): Un-privatize copy constructor.
1305 (Output_segment::operator=): Un-privatize.
1306 * script-sections.cc (Output_section_element::Input_section_list):
1307 Change element type to Output_section::Simple_input_section.
1308 (Output_section_element_dot_assignment::set_section_addresses):
1309 Register output section data for relaxation clean up.
1310 (Output_data_exression::Output_data_expression): Adjust call to base
1311 constructor to fix data size.
1312 (Output_section_element_data::set_section_addresses): Register
1313 Output_data_expression object for relaxation clean up.
1314 (struct Input_section_info): Replace Relobj pointer and section index
1315 pair with Output_section::Simple_input_section and Convert struct to a
1316 class.
1317 (Input_section_sorter::operator()): Adjust access to
1318 Input_section_info data member to use accessors.
1319 (Output_section_element_input::set_section_addresses): Use layout
1320 parameter. Adjust code to use Output_section::Simple_input_section
1321 and Input_secction_info classes. Register filler for relaxation
1322 clean up.
1323 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1324 and section index pair with Output_section::Simple_input_section
1325 class. Adjust code accordingly.
1326 (Phdrs_element::release_segment): New method definition.
1327 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1328 segment list.
1329 (Script_sections::release_segments): New method definition.
1330 * gold/script-sections.h (Script_sections::release_segments): New
1331 method declaration.
1332 * gold/target.h (Target::may_relax, Target::relax,
1333 Target::do_may_relax, Target::do_relax): New method definitions.
1334
5e445df6
ILT		 13352009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1336
1337 * arm.cc (has_signed_unsigned_overflow): New function.
1338 (Arm_relocate_functions::abs8): New function.
1339 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1340 (Target_arm::Scan::global): Likewise.
1341 (Target_arm::relocate::relocate): Likewise.
1342 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1343 Likewise.
1344
8c604651 13452009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1346
1347 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1348 * testsuite/Makefile.in: Regenerate.
1349
1e9cc1c2
NC		 13502009-09-11 Nick Clifton <nickc@redhat.com>
1351
1352 * po/gold.pot: Updated by the Translation project.
1353
6a89f575
CC		 13542009-09-08 Cary Coutant <ccoutant@google.com>
1355
1356 * output.cc (Output_file::open): Add execute permission to empty file.
1357 * testsuite/Makefile.am (permission_test): New test.
1358 * testsuite/Makefile.in: Regenerate.
1359
fdcac5af
ILT		 13602009-09-02 Ian Lance Taylor <iant@google.com>
1361
1362 * output.cc (Output_file::resize): Call map_no_anonymous rather
1363 than map.
1364
44453f85
ILT		 13652009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1366
1367 * gold.cc: Include "incremental.h".
1368 (queue_initial_tasks): Call Incremental_checker methods.
1369 * incremental.cc: Include "output.h".
1370 (Incremental_checker::can_incrementally_link_output_file): New
1371 method.
1372 * incremental.h (Incremental_checker): New class.
1373
1374 * output.cc (Output_file::open_for_modification): New method.
1375 (Output_file::map_anonymous): Changed return type to bool. Record
1376 map in base_ field.
1377 (Output_file::map_no_anonymous): New method, broken out of map.
1378 (Output_file::map): Use map_no_anonymous and map_anonymous.
1379 * output.h (class Output_file): Update declarations.
1380
293c1386
CC		 13812009-08-24 Cary Coutant <ccoutant@google.com>
1382
1383 * options.h (Command_line::Pre_options): New class.
1384 (Command_line::pre_options): New member.
1385 * options.cc (gold::options::ready_to_register): New variable.
1386 (One_option::register_option): Do nothing if not registering options.
1387 Assert if same short option registered twice.
1388 (General_options::General_options): Turn off option registration when
1389 done constructing.
1390 (Command_line::Pre_options::Pre_options): New constructor.
1391
f773f3d2
CC		 13922009-08-24 Cary Coutant <ccoutant@google.com>
1393
06a73cfe
CC		 1394 * options.h (General_options::no_keep_memory): Remove incorrect
1395 short option.
f773f3d2 1396
a15af8e2
RW		 13972009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1398
1399 * Makefile.am (am__skiplex, am__skipyacc): New.
1400 * Makefile.in: Regenerate.
1401
c462b41b
RW		 14022009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1403
14ec8efd
RW		 1404 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1405 (INCLUDES): ... this.
1406 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1407 (AM_CPPFLAGS): Renamed from ...
1408 (INCLUDE): ... this.
1409 * Makefile.in, testsuite/Makefile.in: Regenerate.
1410
81ecdfbb
RW		 1411 * Makefile.in: Regenerate.
1412 * aclocal.m4: Likewise.
1413 * config.in: Likewise.
1414 * configure: Likewise.
1415 * testsuite/Makefile.in: Likewise.
1416
c462b41b
RW		 1417 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1418 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1419 * Makefile.in: Regenerate.
1420 * testsuite/Makefile.in: Regenerate.
1421
2da73f13
CC		 14222009-08-19 Cary Coutant <ccoutant@google.com>
1423
1424 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1425 symbols in shared libraries overridden by hidden or internal symbols
1426 in the main program.
1427
2db70501
CD		 14282009-08-19 Chris Demetriou <cgd@google.com>
1429
1430 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1431 checking source file names in error messages.
1432
f733487b
DK		 14332009-08-18 Doug Kwan <dougkwan@google.com>
1434
1435 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1436 an elcpp::Ehdr as parameter. Adjust call to set_target.
1437 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1438 an elfcpp::Ehdr as parameter.
1439 * object.cc (Object::set_target): Remove the version that looks up
1440 a target and sets it.
1441 (Sized_relobj::setup): Take a Target object instead of
1442 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1443 (make_elf_sized_object): Find target and ask target to
1444 make an ELF object.
1445 * object.h: (Object::set_target): Remove the version that looks up
1446 a target and sets it.
1447 (Sized_relobj::setup): Take a Target object instead of
1448 an elfcpp:Ehdr as parameter.
1449 * target.cc: Include dynobj.h.
1450 (Target::do_make_elf_object_implementation): New.
1451 (Target::do_make_elf_object): New.
1452 * target.h (Target::make_elf_object): New template declaration.
1453 (Target::do_make_elf_object): New method declarations.
1454 (Target::do_make_elf_object_implementation): New template declaration.
1455
cc70f101
ILT		 14562009-08-14 Ian Lance Taylor <iant@google.com>
1457
1458 * gold.h (FUNCTION_NAME): Define.
1459 (gold_unreachable): Use FUNCTION_NAME.
1460
ef5e0cb1
ST		 14612009-08-12 Sriraman Tallam <tmsriram@google.com>
1462
1463 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1464 symbol in the --keep-unique list is not found.
1465
48c187ce
ST		 14662009-08-12 Sriraman Tallam <tmsriram@google.com>
1467
1468 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1469 been maked as --keep-unique.
1470 (Icf::unfold_section): New function.
1471 * icf.h (Icf::unfold_section): New function.
1472 * options.h (General_options::keep_unique): New option.
1473 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1474 * testsuite/Makefile.in: Regenerate.
1475 * testsuite/icf_keep_unique_test.sh: New file.
1476 * testsuite/icf_keep_unique_test.cc: New file.
1477
645afe0c
CC		 14782009-08-12 Cary Coutant <ccoutant@google.com>
1479
1480 PR 10471
1481 * resolve.cc (Symbol_table::resolve): Check for references from
1482 dynamic objects to hidden and internal symbols.
1483 * testsuite/Makefile.am (hidden_test.sh): New test.
1484 * testsuite/Makefile.in: Regenerate.
1485 * testsuite/hidden_test.sh: New script.
1486 * testsuite/hidden_test_1.c: New test source.
1487 * testsuite/hidden_test_main.c: New test source.
1488
11af873f
DK		 14892009-08-11 Doug Kwan <dougkwan@google.com>
1490
1491 * arm.cc: Update comments.
1492 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1493 segment to locate the .ARM.exidx section if present.
1494
b9f7d72d
DK		 14952009-08-09 Doug Kwan <dougkwan@google.com>
1496
1497 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1498 patch.
1499
ddd3c53c
ST		 15002009-08-07 Sriraman Tallam <tmsriram@google.com>
1501 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1502 compiler warnings.
1503
27721062
ST		 15042009-08-06 Sriraman Tallam <tmsriram@google.com>
1505
1506 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1507 valid tls_segment only for non-debug-section relocations.
1508 * testsuite/Makefile.am: Add gc_tls_test.
1509 * testsuite/Makefile.in: Regenerate.
1510 * testsuite/gc_tls_test.cc: New file.
1511 * testsuite/gc_tls_test.sh: New file.
1512
ef15dade
ST		 15132009-08-05 Sriraman Tallam <tmsriram@google.com>
1514
1515 * icf.cc: New file.
1516 * icf.h: New file.
1517 * Makefile.am (CCFILES): Add icf.cc.
1518 (HFILES): Add icf.h
1519 * Makefile.in: Regenerate.
1520 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1521 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1522 section, symbol and addend information for the relocs.
1523 * gold.cc (queue_middle_tasks): Call identical code folding.
1524 * gold.h: Add defines for multimap.
1525 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1526 to the call of finalize_local_symbols.
1527 * main.cc (main): Create object of class Icf.
1528 * object.cc (Sized_relobj::do_layout): Allow this function to be
1529 called twice during icf.
1530 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1531 to sections marked as identical by icf.
1532 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1533 when available.
1534 (Sized_relobj::do_section_entsize): New function.
1535 * object.h (Object::section_entsize): New function.
1536 (Object::do_section_entsize): New pure virtual function.
1537 (Relobj::finalize_local_symbols): Add new parameter.
1538 (Relobj::do_section_entsize): New function.
1539 * options.h (General_options::icf): New option.
1540 (General_options::icf_iterations): New option.
1541 (General_options::print_icf_sections): New option.
1542 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1543 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1544 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1545 icf.
1546 * symtab.cc (Symbol_table::is_section_folded): New function.
1547 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1548 to sections marked as identical by icf.
1549 * symtab.h (Symbol_table::set_icf): New function.
1550 (Symbol_table::icf): New function.
1551 (Symbol_table::is_section_folded): New function.
1552 (Symbol_table::icf_): New data member.
1553 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1554 * testsuite/Makefile.am: Add commands to build icf_test.
1555 * testsuite/Makefile.in: Regenerate.
1556 * testsuite/icf_test.sh: New file.
1557 * testsuite/icf_test.cc: New file.
1558
c3b65ac4
CD		 15592009-07-24 Chris Demetriou <cgd@google.com>
1560
1561 * layout.cc (is_compressible_debug_section): Fix incorrect
1562 comment about compressed section names.
1563
1caf2c51
ILT		 15642009-07-20 Ian Lance Taylor <ian@airs.com>
1565
1566 PR 10419
1567 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1568
1ef4d87f
ILT		 15692009-07-16 Ian Lance Taylor <iant@google.com>
1570
1571 PR 10400
1572 * layout.h: #include <map>.
1573 (class Kept_section): Change from struct to class. Add accessors
1574 and setters. Add section size to Comdat_group mapping. Change
1575 Comdat_group to std::map. Add is_comdat_ field. Add
1576 linkonce_size field in union.
1577 (class Layout): Update declaration of find_or_add_kept_section.
1578 Don't declare find_kept_object.
1579 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1580 parameter. Add object, shndx, is_comdat, and is_group_name
1581 parameters. Change all callers. Adjust for new Kept_section.
1582 (Layout::find_kept_object): Remove.
1583 * object.cc (Sized_relobj::include_section_group): Update use of
1584 Kept_section. Rename secnum to shndx. Only record
1585 Kept_comdat_section if sections are the same size.
1586 (Sized_relobj::include_linkonce_section): Update use of
1587 Kept_section. Only record Kept_comdat_section if sections are the
1588 same size. Set size of linkonce section.
1589 (Sized_relobj::map_to_kept_section): Update call to
1590 get_kept_comdat_section.
1591 * object.h (class Sized_relobj): Rename fields in
1592 Kept_comdat_section to drop trailing underscores; change object
1593 field to Relobj*. Change Kept_comdat_section_table to store
1594 struct rather than pointer.
1595 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1596 Add kept_object and kept_shndx parameters. Change all callers.
1597 (Sized_relobj::get_kept_comdat_section): Change return type to
1598 bool. Add kept_object and kept_shndx parameters. Change all
1599 callers.
1600 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1601 Layout::find_or_add_kept_section.
1602
37c3b7b0
ILT		 16032009-07-09 Ian Lance Taylor <iant@google.com>
1604
1605 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1606 Reserve space in the hash table.
1607
98fa85cb
ILT		 16082009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1609
1610 * fileread.cc (File_read::get_mtime): New method.
1611 * fileread.h (Timespec): New structure.
1612 (File_read::get_mtime): New method.
1613 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1614 Renamed from timestamp_nsec.
1615 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1616 Elf_Xword.
1617 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1618 timestamp_nsec.
1619 (Incremental_inputs::report_archive): Save mtime; style fix.
1620 (Incremental_inputs::report_obejct): Save mtime; style fix.
1621 (Incremental_inputs::report_script): Save mtime; style fix.
1622 (Incremental_inputs::finalize_inputs): Style fix.
1623 (Incremental_inputs::finalize): Style fix.
1624 (Incremental_inputs::create_input_section_data): Store inputs
1625 mtime.
1626 * incremental.h (Incremental_inputs::report_script): Add mtime
1627 argument.
1628 (Incremental_inputs::Input_info::Input_info): Intialize only one
1629 union member.
1630 (Incremental_inputs::Input_info::archive): Move to nameless
1631 union.
1632 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1633 (Incremental_inputs::Input_info::script): Move to nameless union.
1634 (Incremental_inputs::mtime): New field.
1635 * script.cc (read_input_script): Pass file mtime to
1636 Incremental_input.
1637 * script.h (Script_info::inputs): Style fix.
1638
c9d70757
ILT		 16392009-07-01 Ian Lance Taylor <ian@airs.com>
1640
1641 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1642 instead of 32.
1643
9c547ec3
ILT		 16442009-06-24 Ian Lance Taylor <iant@google.com>
1645
1646 PR 10156
1647 * layout.cc (Layout::choose_output_section): If we find an
1648 existing section, update the flags.
1649 (Layout::create_notes): New function, broken out of
1650 Layout::finalize.
1651 (Layout::finalize): Don't create note sections.
1652 (Layout::create_note): Don't crash if linker script discards
1653 section.
1654 (Layout::create_gold_note): Likewise.
1655 (Layout::create_build_id): Likewise. Don't set
1656 after_input_sections on the section.
1657 (Layout::create_executable_stack_info): Remove target parameter.
1658 Change caller.
1659 * layout.h (class Layout): Declare create_notes. Update
1660 declaration of create_executable_stack_info.
1661 * gold.cc (queue_middle_tasks): Call create_notes.
1662 * output.cc (Output_section::update_flags_for_input_section): Move
1663 here from output.h. If SHF_ALLOC flag is newly set, mark address
1664 invalid.
1665 * output.h (Output_data::mark_address_invalid): New function.
1666 (class Output_section): Only declare, not define,
1667 update_flags_for_input_section. Remove set_flags.
1668
55458500
ILT		 16692009-06-24 Ian Lance Taylor <iant@google.com>
1670
1671 * script-sections.cc (Output_section_definition::
1672 set_section_addresses): Rename shadowing local load_address to
1673 laddr.
1674
1307d6cd
ILT		 16752009-06-24 Ian Lance Taylor <iant@google.com>
1676
1677 PR 10244
1678 * reloc.cc (relocate_sections): Skip empty relocation sections.
1679
ec3f783e
ILT		 16802009-06-23 Ian Lance Taylor <iant@google.com>
1681
1682 PR 10156
1683 * layout.cc (Layout::create_note): Use choose_output_section
1684 rather than make_output_section.
1685
459c9f1c
ILT		 16862009-06-23 Ian Lance Taylor <iant@google.com>
1687
1688 PR 10237
1689 * options.cc (General_options::parse_V): Set printed_version_.
1690 (General_options::General_options): Initialize printed_version_.
1691 * options.h (class General_options): Add printed_version_ field.
1692 * gold.cc (queue_initial_tasks): If there are no input files,
1693 don't give a fatal error if we printed the version information.
1694 (queue_middle_tasks): If using -r with a shared object, give a
1695 fatal error rather than an ordinary error.
1696
1518dc8f
ILT		 16972009-06-23 Ian Lance Taylor <iant@google.com>
1698
1699 PR 10219
1700 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1701 (Layout::make_output_section): Set have_stabstr_section_ if we see
1702 a .stab*str section.
1703 (Layout::finalize): Call link_stabs_sections.
1704 (Layout::link_stabs_sections): New file.
1705 * layout.h (class Layout): Add have_stabstr_section_ field.
1706 Declare link_stabs_sections.
1707
3d857b98
DK		 17082009-06-23 Doug Kwan <dougkwan@google.com>
1709
1710 * Makefile.am (libgold_a_LIBADD): New.
1711 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1712 * Makefile.in: Regenerate.
1713 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1714 * configure: Regenerate.
1715 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1716 * fileread.cc: Include sys/state.h
1717 * gold.h: Declare memmem and strndup if found missing.
1718 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1719
0639a6f6
ILT		 17202009-06-23 Ian Lance Taylor <iant@google.com>
1721
1722 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1723 * configure: Rebuild.
1724
8d63875c
ILT		 17252009-06-23 Ian Lance Taylor <iant@google.com>
1726
1727 PR 10147
1728 * object.cc (Object::section_contents): Don't try to get a view if
1729 the section has length zero.
1730 (Object::handle_gnu_warning_section): If the section is empty, use
1731 the name of the section as the warning.
1732
f7c8a183
ILT		 17332009-06-23 Ian Lance Taylor <iant@google.com>
1734
1735 PR 10133
1736 * stringpool.h (class Stringpool_template): Add optimize_ field.
1737 (Stringpool_template::set_optimize): New function.
1738 * stringpool.cc (Stringpool_template::Stringpool_template):
1739 Initialize optimize_ field.
1740 (Stringpool_template::set_string_offsets): Test local optimize
1741 fild rather than parameter.
1742 * layout.cc (Layout::Layout): Call set_optimize on the section
1743 name stringpool.
1744
e6a307ba
ILT		 17452009-06-22 Ian Lance Taylor <iant@google.com>
1746
1747 PR 10030
1748 * yyscript.y: Parse TARGET.
1749 * script.cc (script_set_target): New function.
1750 * script-c.h (script_set_target): Declare.
1751 * options.cc (General_options::string_to_object_format): Rename
1752 from string_to_object_format in anonymous namespace. Change
1753 callers.
1754 * options.h (class General_options): Declare
1755 string_to_object_format.
1756
3ee173de
ILT		 17572009-06-22 Ian Lance Taylor <iant@google.com>
1758
1759 * script-sections.cc (Script_sections::create_segments): Don't put
1760 program headers in a PT_LOAD segment if -n or -N.
1761
17622009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 1763
1764 PR 10141
1765 * options.h (class General_options): Add -z lazy and -z now. Sort
1766 -z options into alphabetical order.
1767 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1768
cd6739a1 17692009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 1770
1771 * layout.cc (Layout::make_output_section): Call
1772 Target::new_output_section.
1773 (Layout::attach_allocated_section_to_segment): Put large section
1774 sections in a separate load segment with the large segment flag
1775 set.
1776 (Layout::segment_precedes): Sort large data segments after other
1777 load segments.
1778 (align_file_offset): New static function.
1779 (Layout::set_segment_offsets): Use align_file_offset.
1780 * output.h (class Output_section): Add is_small_section_ and
1781 is_large_section_ fields.
1782 (Output_section::is_small_section): New function.
1783 (Output_section::set_is_small_section): New function.
1784 (Output_section::is_large_section): New function.
1785 (Output_section::set_is_large_section): New function.
1786 (Output_section::is_large_data_section): New function.
1787 (class Output_segment): Add is_large_data_segment_ field.
1788 (Output_segment::is_large_data_segment): New function.
1789 (Output_segment::set_is_large_data_segment): New function.
1790 * output.cc (Output_section::Output_section): Initialize new
1791 fields.
1792 (Output_segment::Output_segment): Likewise.
1793 (Output_segment::add_output_section): Add assertion that large
1794 data sections always go in large data segments. Force small data
1795 sections to the end of the list of data sections. Force small BSS
1796 sections to the start of the list of BSS sections. For large BSS
1797 sections to the end of the list of BSS sections.
1798 * symtab.h (class Symbol): Declare is_common_shndx.
1799 (Symbol::is_defined): Check Symbol::is_common_shndx.
1800 (Symbol::is_common): Likewise.
1801 (class Symbol_table): Define enum Commons_section_type. Update
1802 declarations. Add small_commons_ and large_commons_ fields.
1803 * symtab.cc (Symbol::is_common_shndx): New function.
1804 (Symbol_table::Symbol_table): Initialize new fields.
1805 (Symbol_table::add_from_object): Put small and large common
1806 symbols in the right list.
1807 (Symbol_table::sized_finalized_symbol): Check
1808 Symbol::is_common_shndx.
1809 (Symbol_table::sized_write_globals): Likewise.
1810 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1811 common symbol lists. Don't call do_allocate_commons_list if the
1812 list is empty.
1813 (Symbol_table::do_allocate_commons_list): Remove is_tls
1814 parameter. Add comons_section_type parameter. Change all
1815 callers. Handle small and large common symbols.
1816 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1817 Symbol::is_common_shndx.
1818 * resolve.cc (symbol_to_bits): Likewise.
1819 * target.h (Target::small_common_shndx): New function.
1820 (Target::small_common_section_flags): New function.
1821 (Target::large_common_shndx): New function.
1822 (Target::large_common_section_flags): New function.
1823 (Target::new_output_section): New function.
1824 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1825 small_common_section_flags, and large_common_section_flags
1826 fields.
1827 (Target::do_new_output_section): New virtual function.
1828 * arm.cc (Target_arm::arm_info): Initialize new fields.
1829 * i386.cc (Target_i386::i386_info): Likewise.
1830 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1831 Likewise.
1832 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1833 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1834 (Target_x86_64::do_new_output_section): New function.
1835 * configure.ac: Define conditional MCMODEL_MEDIUM.
1836 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1837 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1838 (large_LDFLAGS): Define.
1839 * testsuite/large.c: New file.
1840 * testsuite/testfile.cc (Target_test::test_target_info):
1841 Initialize new fields.
1842 * configure, testsuite/Makefile.in: Rebuild.
1843
bb04269c
DK		 18442009-06-05 Doug Kwan <dougkwan@google.com>
1845
1846 * Makefile.am (CCFILES): Add target.cc.
1847 * Makefile.in: Regenerate.
1848 * i386.cc (class Target_i386): Define new virtual method to
1849 override do_is_local_label_name in parent.
1850 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1851 local symbols if --discard-locals or -X is given.
1852 * options.h (class General_options): Declare new options
1853 '--discard-locals' and '-X' for discarding locals.
1854 * target.h (class Target): Define new methods is_local_label_name.
1855 Declare new virtual method do_is_local_label_name.
1856 * target.cc: New file.
1857 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1858 (check_SCRIPTS): Add discard_locals_test.sh.
1859 (check_DATA): Add discard_local_tests.syms.
1860 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1861 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1862 * testsuite/Makefile.in: Regenerate.
1863 * testsuite/discard_locals_test.c: New file.
1864 * testsuite/discard_locals_test.sh: Same.
1865
805bb01c
DK		 18662009-06-05 Doug Kwan <dougkwan@google.com>
1867
1868 * object.cc (Sized_relobj::Sized_relobj): Initialize
1869 discarded_eh_frame_shndx_ to -1U.
1870 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1871 section.
1872 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1873 a discarded .eh_frame section.
1874 (Sized_relobj::do_finalize_local_symbols): Ditto.
1875 * object.h (class Sized_relobj): Declare new member
1876 discarded_eh_frame_shndx_.
1877 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1878 (local_labels_test.o, local_labels_test): New rules.
1879 * testsuite/Makefile.in: Regenerate.
1880
1dcd334d
DK		 18812009-06-04 Doug Kwan <dougkwan@google.com>
1882
1883 * layout.cc (Layout::section_name_mapping): Add mapping for
1884 special ARM sections.
1885
96d49306
DK		 18862009-06-03 Doug Kwan <dougkwan@google.com>
1887
1888 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1889 (utils::has_overflow): Same.
1890
dff16297
ILT		 18912009-06-03 Ian Lance Taylor <iant@google.com>
1892
1893 * layout.cc (Layout::section_name_mapping): New array, replacing
1894 Layout::linkonce_mapping.
1895 (Layout::section_name_mapping_count): New variable, replacing
1896 Layout::linkonce_mapping_count.
1897 (Layout::linkonce_output_name): Remove.
1898 (Layout::output_section_name): Rewrite.
1899 * layout.h (class Layout): Rename Linkonce_mapping to
1900 Section_name_mapping, linkonce_mapping to section_name_mapping,
1901 linkonce_mapping_count to section_name_mapping_count. Don't
1902 declare linkonce_output_name.
1903
c121c671
DK		 19042009-06-03 Doug Kwan <dougkwan@google.com>
1905
1906 * gold/arm.cc (namespace utils): New.
1907 (Target_arm::reloc_is_non_pic): Define new method.
1908 (class Arm_relocate_functions): New.
1909 (Target_arm::Relocate::relocate): Handle relocation types used by
1910 Android.
1911
07800fab
ILT		 19122009-06-03 Ian Lance Taylor <iant@google.com>
1913
1914 * arm.cc (Target_arm::scan::global): Use || instead of |.
1915
c121c671
DK		 19162009-06-02 Doug Kwan <dougkwan@google.com>
1917
1918 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1919 issued_non_pic_error_.
1920 (class Target_arm::Scan): Declare new method check_non_pic.
1921 Define new method symbol_needs_plt_entry.
1922 Declare new data member issued_non_pic_error_.
1923 (class Target_arm::Relocate): Declare new method
1924 should_apply_static_reloc.
1925 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1926 (Target_arm::Scan::check_non_pic): Define new method.
1927 (Target_arm::Scan::local): Handle a small subset of reloc types used
1928 by Android.
1929 (Target_arm::Scan::local): Same.
1930 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1931
b19b0c6d
ILT		 19322009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1933
1934 * incremental.cc (Incremental_inputs::report_command_line): Filter
1935 out --incremental-* options.
1936
94cdfcff
DK		 19372009-05-29 Doug Kwan <dougkwan@google.com>
1938
1939 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1940 template class.
1941 (class Target_arm): Update comment.
1942 (Target_arm::Target_arm): Initialize new data members GOT_,
1943 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1944 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1945 and Target_arm::rel_dyn_section.
1946 Declare new_enum Target_arm::Got_type.
1947 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1948 and DYNBSS_.
1949 Update commments for member do_dynsym_value.
1950 (Target_arm::got_size, Target_arm::plt_section,
1951 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1952 new methods inside class defintion.
1953 (Target_arm::got_section): Define new method.
1954 (Target_arm::rel_dyn_section): Same.
1955 (Output_data_plt_arm): New template class.
1956 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1957 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1958 (Output_data_plt_arm::add_entry): Same.
1959 (Output_data_plt_arm::first_plt_entry): Define new
1960 static data member for PLT instruction template.
1961 (Output_data_plt_arm::plt_entry): Same.
1962 (Output_data_plt_arm::do_write): Define new method.
1963 (Target_arm::make_plt_entry): Same.
1964 (Target_arm::do_finalize_sections): Same.
1965 (Target_arm::do_dynsym_value): Same.
1966
4a657b0d
DK		 19672009-05-28 Doug Kwan <dougkwan@google.com>
1968
1969 * Makefile.am (TARGETSOURCES): Add arm.cc.
1970 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1971 * Makefile.in: Regenerate.
1972 * arm.cc: New file.
1973 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1974
e7ae8c36
DK		 19752009-05-26 Doug Kwan <dougkwan@google.com>
1976
1977 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1978 (General_options::check_excluded_libs): Strip off directories in
1979 archive name before matching like GNU ld does.
1980 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1981 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1982 (exclude_libs_test_LDFLAGS): Add linker option
1983 -Wl,--exclude-libs,libexclude_libs_test_3
1984 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1985 an explicit archive without using -l.
1986 (alt/libexclude_libs_test_3.a): New make rule.
1987 * testsuite/Makefile.in: Regenerate.
1988 * testsuite/exclude_libs_test.c : Declare lib3_default().
1989 (main): Call it.
1990 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1991 * exclude_libs_test_3.c: New file.
1992
f12e7348
NC		 19932009-05-26 Nick Clifton <nickc@redhat.com>
1994
1995 * po/id.po: New Indonesian translation.
1996 * po/gold.pot: Updated template file.
1997
4daadc0d
ST		 19982009-05-22 Sriraman Tallam <tmsriram@google.com>
1999
2000 * testsuite/Makefile.am: Add -ffunction-sections to compile
2001 gc_comdat_test files. Add -Wl,--gc-sections to build
2002 gc_comdat_test.
2003 * testsuite/Makefile.in: Regenerate.
2004 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2005
531813ad
ST		 20062009-05-21 Sriraman Tallam <tmsriram@google.com>
2007
2008 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2009 kept comdat section was garbage collected.
2010 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2011 * testsuite/Makefile.in: Regenerate.
2012 * testsuite/gc_comdat_test.sh: New file.
2013 * testsuite/gc_comdat_test_1.cc: New file.
2014 * testsuite/gc_comdat_test_2.cc: New file.
2015
65514900
CC		 20162009-05-19 Doug Kwan <dougkwan@google.com>
2017
2018 * archive.cc (Archive::Archive): Move constructor from archive.h
2019 to here. Initialize no_export_.
2020 (Archive::get_elf_object_for_member): Set no_export flag of object.
2021 * archive.h (Archive::Archive): Move constructor body to
2022 archive.cc.
2023 (Archive::no_export): New method.
2024 (Archive::no_export_): New field.
2025 * object.h (Object::Object): Initialize no_export_ to false.
2026 (Object::no_export, Object::set_no_export): New methods.
2027 (Object::no_export_): New field.
2028 * options.cc (General_options::parse_exclude_libs): New method.
2029 (General_options::check_excluded_libs) Same.
2030 * options.h (exclude_libs): New option.
2031 (General_options::check_excluded_libs): New method declaration.
2032 (General_options::excluded_libs_): New field.
2033 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2034 default or protected visibility if an object has no-export flag set.
2035 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2036 (check_SCRIPTS): Add exclude_libs_test.sh.
2037 (check_DATA): Add exclude_libs_test.syms.
2038 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2039 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2040 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2041 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2042 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2043 libexclude_libs_test_2.a): New rules.
2044 * testsuite/Makefile.in: Regenerate.
2045 * testsuite/exclude_libs_test.c: New file.
2046 * testsuite/exclude_libs_test.sh: Ditto.
2047 * testsuite/exclude_libs_test_1.c: Ditto.
2048 * testsuite/exclude_libs_test_2.c: Ditto.
2049
1b77ea50
ILT		 20502009-05-15 Ian Lance Taylor <iant@google.com>
2051
2052 * configure.ac: Check for declarations for cases where libiberty.h
2053 checks HAVE_DECL_xxx.
2054 * configure, config.in: Rebuild.
2055
072fe7ce
ILT		 20562009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2057
2058 * gold.h (Incremental_argument_list): Remove (invalid) forward
2059 declaration.
2060 * incremental.cc (Incremental_inputs::report_achive): New method.
2061 (Incremental_inputs::report_object): New method.
2062 (Incremental_inputs::report_script): New method.
2063 (Incremental_inputs::finalize_inputs): New method.
2064 (Incremental_inputs::finalize): Call finalize_inputs().
2065 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2066 Create inputs entries.
2067 * incremental.h (Incremental_input_type): New enum.
2068 (Incremental_inputs::Incremental_input): Initialize new fields.
2069 (Incremental_inputs::report_inputs): New method.
2070 (Incremental_inputs::report_achive): New method.
2071 (Incremental_inputs::report_object): New method.
2072 (Incremental_inputs::report_script): New method.
2073 (Incremental_inputs::finalize_inputs): New method.
2074 (Incremental_inputs::Input_info): New struct.
2075 (Incremental_inputs::Input_info_map): New typedef.
2076 (Incremental_inputs::lock_): New field.
2077 (Incremental_inputs::Inputs_): New field.
2078 (Incremental_inputs::Inputs_map): New field.
2079 * main.cc (main): Call Incremental_input::report_inputs.
2080 * options.h (Input_argument_list): Typedef moved from
2081 Input_arguments.
2082 (Input_file_group::Files): Remove, use ::Input_argument_list.
2083 (Input_file_group::Input_argument_list): Remove, use
2084 ::Input_argument_list.
2085 * plugin.cc (Plugin_manager::add_input_file): Add error in
2086 incremental build.
2087 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2088 functions.
2089 * script.cc (read_input_script): Call
2090 Incremental_input::report_script.
2091 * script.h (Script_info): New class.
2092
b0481b0b
ILT		 20932009-04-27 Ian Lance Taylor <iant@google.com>
2094
2095 * x86_64.cc (do_adjust_output_section): Set entsize to
2096 plt_entry_size.
2097
b22a5a41 20982009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2099
2100 * output.cc (Output_file::close): After short writes, continue
2101 writing from the correct offset in the buffer being written.
2102
40fde488
CD		 21032009-04-23 Chris Demetriou <cgd@google.com>
2104
2105 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2106 * configure: Regenerate.
2107 * config.in: Regenerate.
2108 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2109 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2110
3ce2c28e
ILT		 21112009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2112
2113 * incremental.cc (Incremental_inputs_header_data): Renamed from
2114 Incremental_input_header_data.
2115 (Incremental_inputs_header_data::data_size): New field.
2116 (Incremental_inputs_header_data::put_input_file_count): Renamed
2117 from input_file_count.
2118 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2119 from command_line_offset.
2120 (Incremental_inputs_header_data::put_reserved): Renamed from
2121 put_reserved.
2122 (Incremental_inputs_entry_data): Renamed from
2123 Incremental_input_entry_data.
2124 (Incremental_inputs_entry_data::data_size): New field.
2125 (Incremental_inputs::report_command_line): New method.
2126 (Incremental_inputs::finalize): New method.
2127 (Incremental_inputs::create_incremental_inputs_data): New method.
2128 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2129 * incremental.h: New file.
2130 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2131 (Layout::finalize): Create incremental inputs section in
2132 incremental builds.
2133 (Layout::create_incremental_info_sections): New method.
2134 * layout.h (Layout::incremental_inputs): New method.
2135 (Layout::create_incremental_info_sections): New method.
2136 (Layout::incremental_inputs_): New field.
2137 * main.cc (main): Notify Incremental_input of the command line.
2138
e55bde5e
ILT		 21392009-04-01 Ian Lance Taylor <iant@google.com>
2140 Mikolaj Zalewski <mikolajz@google.com>
2141
2142 * gold.h (reserve_unordered_map): Define, three versions, one for
2143 each version of Unordered_map.
2144 * layout.cc (Layout::Layout): Remove options parameter. Add
2145 number_of_input_files parameter. Don't initialize options_.
2146 Initialize number_of_input_files_ and resized_signatures_. Move
2147 sections_are_attached_.
2148 (Layout::layout_group): Reserve space for group_signatures_.
2149 (Layout::find_or_add_kept_section): Change name parameter to be a
2150 reference. Resize signatures_ map when it gets large enough.
2151 (Layout::layout_eh_frame): Use parameters->options() instead of
2152 this->options_.
2153 (Layout::make_output_section): Likewise.
2154 (Layout::attach_allocated_section_to_segment): Likewise.
2155 (Layout::finalize, Layout::create_executable_stack): Likewise.
2156 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2157 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2158 * layout.h (class Layout): Update declarations. Remove options_
2159 field. Add number_of_input_files_ and resized_signatures_
2160 fields. Move sections_are_attached_ field.
2161 * main.cc (main): Pass number of input files to Layout
2162 constructor. Don't pass options.
2163
154b857c
ILT		 21642009-03-30 Ian Lance Taylor <iant@google.com>
2165
2166 * ffsll.c (ffsll): Correct implementation.
2167
2f35ab9b
ILT		 21682009-03-27 Ian Lance Taylor <iant@google.com>
2169
fd03461a
ILT		 2170 * ffsll.c: New file.
2171 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2172 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2173 * ftruncate.c (ftruncate): Declare before definition.
2174 * mremap.c (mremap): Likewise.
2175 * pread.c (pread): Likewise.
2176 * configure, Makefile.in, config.in: Rebuild.
2177
2f35ab9b
ILT		 2178 * mremap.c: New file.
2179 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2180 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2181 (mremap): Declare if HAVE_MREMAP is not defined.
2182 * configure, Makefile.in, config.in: Rebuild.
2183
33aea2fd
CC		 21842009-03-27 Cary Coutant <ccoutant@google.com>
2185
2186 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2187 position independent.
2188 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2189 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2190
6d479619
CC		 21912009-03-24 Cary Coutant <ccoutant@google.com>
2192
2193 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2194 an executable.
2195 (needs_dynamic_reloc): Likewise.
2196
afc06bb8
ILT		 21972009-03-24 Ian Lance Taylor <iant@google.com>
2198
2199 * yyscript.y (file_cmd): Recognize EXTERN.
2200 (extern_name_list, extern_name_list_body): New nonterminals.
2201 * script.cc (script_add_extern): Define.
2202 * script-c.h (script_add_extern): Declare.
2203
f6060a4d
ILT		 22042009-03-24 Rafael Avila de Espindola <espindola@google.com>
2205
2206 * object.cc (is_elf_object): Define.
2207 * object.h (is_elf_object): Declare.
2208 * archive.cc (Archive::get_elf_object_for_member): Call
2209 is_elf_object.
33aea2fd 2210 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2211
26736d8e
ILT		 22122009-03-24 Elliott Hughes <enh@google.com>
2213
2214 * output.cc (Output_file::map_anonymous): Define.
2215 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2216 try an anonymous one. Report the size if the mmap fails.
2217 * output.h (class Output_file): Declare map_anonymous.
2218
22fd9730
ILT		 22192009-03-24 Ian Lance Taylor <iant@google.com>
2220
2221 * target-select.cc (instantiate_target): Don't acquire the lock if
2222 the instantiated_target_ field has already been set.
2223
cb010894
ILT		 22242009-03-23 Ian Lance Taylor <iant@google.com>
2225
7f055c20
ILT		 2226 * gold-threads.h (class Initialize_lock): Define.
2227 * gold-threads.cc (class Initialize_lock_once): Define.
2228 (initialize_lock_control): New static variable.
2229 (initialize_lock_pointer): New static variable.
2230 (initialize_lock_once): New static function.
2231 (Initialize_lock::Initialize_lock): Define.
2232 (Initialize_lock::initialize): Define.
2233 * target-select.h: Include "gold-threads.h".
2234 (class Target_selector): Add lock_ and initialize_lock_ fields.
2235 Don't define instantiate_target, just declare it.
2236 * target-select.cc (Target_selector::Target_selector): Initialize
2237 new fields.
2238 (Target_selector::instantiate_target): Define.
2239 * descriptors.h: Include "gold-threads.h".
2240 (class Descriptors): Add initialize_lock_ field.
2241 * descriptors.cc (Descriptors::Descriptors): Initialize new
2242 field.
2243 (Descriptors::open): Use initialize_lock_ field
2244 * errors.h (class Errors): Add initialize_lock_ field.
2245 * errors.cc (Errors::Errors): Initialize new field.
2246 (Errors::initialize_lock): Use initialize_lock_ field.
2247 * powerpc.cc (class Target_selector_powerpc): Remove
2248 instantiated_target_ field. In do_recognize call
2249 instantiate_target rather than do_instantiate_target. In
2250 do_instantiate_target just allocate a new target.
2251 * sparc.cc (class Target_selector_sparc): Likewise.
2252
36959681
ILT		 2253 * freebsd.h: New file.
2254 * i386.cc: Include "freebsd.h".
2255 (Target_i386): Derive from Target_freebsd rather than
2256 Sized_target.
2257 (Target_selector_i386): Derive from Target_selector_freebsd rather
2258 than Target_selector.
2259 * x86_64.cc: Include "freebsd.h".
2260 (Target_x86_64): Derive from Target_freebsd rather than
2261 Sized_target.
2262 (Target_selector_x86_64): Derive from Target_selector_freebsd
2263 rather than Target_selector.
2264 * target.h (class Target): Add adjust_elf_header and
2265 do_adjust_elf_header.
2266 * output.cc (Output_file_header:: do_sized_write): Call target
2267 adjust_elf_header routine.
2268 * configure.tgt: Set targ_osabi.
2269 * configure.ac: Define GOLD_DEFAULT_OSABI.
2270 * parameters.cc (Parameters::default_target): Pass
2271 GOLD_DEFAULT_OSABI to select_target.
2272 * target-select.h (class Target_selector): Make instantiate_target
2273 protected rather than private.
2274 * Makefile.am (HFILES): Add freebsd.h.
2275 * configure, Makefile.in, config.in: Rebuild.
2276
cb010894
ILT		 2277 * merge.cc (do_add_input_section): Correct pend value. Change
2278 message about last entry not being null terminated from error to
2279 warning.
2280
0e879927
ILT		 22812009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2282
2283 * incremental.cc: New file.
2284 * Makefile.am (CCFILES): Add incremental.cc.
2285 * Makefile.in: Rebuild.
2286
41105937
PP		 22872009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2288
2289 * layout.cc (Layout::output_section_name): Preserve names
2290 of '.note.' sections.
2291
60439920
ILT		 22922009-03-19 Ian Lance Taylor <iant@google.com>
2293
2294 * descriptors.cc (Descriptors::open): Check that the options are
2295 valid before using them.
2296
0d371ad3
ILT		 22972009-03-18 Ian Lance Taylor <iant@google.com>
2298
2299 * script-sections.h: Include <list>.
2300 (class Script_sections): Change Sections_elements from std::vector
2301 to std::list. Typedef public Elements_iterator. Add
2302 orphan_section_placement_, data_segment_align_start_, and
2303 saw_data_segment_align_ fields. Remove data_segment_align_index_
2304 field.
2305 * script-sections.cc (class Orphan_section_placement): New class.
2306 (class Sections_element): Add virtual functions is_relro and
2307 orphan_section_init. Remove virtual function place_orphan_here.
2308 (class Output_section_definition): Add is_relro and
2309 orphan_section_init. Remove place_orphan_here.
2310 (class Orphan_output_section): Likewise.
2311 (Script_sections::Script_sections): Update for field changes.
2312 (Script_sections::data_segment_align): Set saw_data_segment_align_
2313 and data_segment_align_start_, not data_segment_align_index.
2314 (Script_sections::data_segment_relro_end): Check
2315 saw_data_segment_align_. Use data_segment_align_start_ rather
2316 than data_segment_align_index_.
2317 (Script_sections::place_orphan): Rewrite to use
2318 Orphan_section_placement.
2319
9201d894
ILT		 23202009-03-17 Ian Lance Taylor <iant@google.com>
2321
9c5b8369
ILT		 2322 * archive.cc (Archive::add_symbols): Check for a version attached
2323 to the symbol name in the archive map.
2324 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2325 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2326 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2327 (ver_test_11.a): New target.
2328 * testsuite/Makefile.in: Rebuild.
2329
9201d894
ILT		 2330 * configure.ac: Check for chsize and posix_fallocate. Replace
2331 ftruncate.
2332 * ftruncate.c: New file, from gnulib.
2333 * output.cc (posix_fallocate): Define dummy version if not
2334 HAVE_POSIX_FALLOCATE.
2335 (Output_file::map): Call posix_fallocate rather than lseek and
2336 write.
2337 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2338 * configure, Makefile.in, config.in: Rebuild.
2339
ef4ab7a8
PP		 23402009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2341
2342 * layout.h (Layout::create_note): Add section_name parameter.
2343 * layout.cc (Layout::create_note): Likewise.
2344 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2345
8c500701
ILT		 23462009-03-17 Ian Lance Taylor <iant@google.com>
2347
e85b18e1
ILT		 2348 * descriptors.cc: Include "options.h".
2349 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2350 (Descriptors::open): Always use O_CLOEXEC when opening a new
2351 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2352 then set FD_CLOEXEC.
2353
9efe6174
ILT		 2354 * sparc.cc (class Target_sparc): Add has_got_section.
2355 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2356 make sure we have a GOT section.
2357
2358 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2359 (Target_sparc::Scan::local): Likewise.
2360 (Target_sparc::Scan::global): Likewise.
2361 (Target_sparc::Relocate::relocate): Likewise.
2362 (Target_sparc::Relocate::relocate_tls): Likewise.
2363
8c500701
ILT		 2364 * symtab.cc (Symbol_table::define_default_version): New function,
2365 broken out of add_from_object.
2366 (Symbol_table::add_from_object): Call define_default_version.
2367 (Symbol_table::define_special_symbol): Add resolve_oldsym
2368 parameter. Change all callers. If the version for a symbol comes
2369 from a version script, resolve it with the symbol with the same
2370 name with no version. Also add the symbol without a version if
2371 appropriate.
2372 (do_define_in_output_data): If resolving with oldsym, don't delete
2373 sym.
2374 (do_define_in_output_segment): Likewise.
2375 (do_define_as_constant): Likewise.
2376 * symtab.h (class Symbol_table): Update declarations.
2377
f1ed28fb
ILT		 23782009-03-13 Ian Lance Taylor <iant@google.com>
2379
15f8229b
ILT		 2380 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2381 (Read_symbols::requeue): New function.
2382 (Read_symbols::do_read_symbols): If make_elf_object fails because
2383 the target type is not configured, and the file was searched for,
2384 issue a warning and retry with the next directory.
2385 (Add_symbols::run): If the file has an incompatible format, and
2386 it was searched for, requeue the Read_symbols task. On error,
2387 release the object.
2388 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2389 dirindex parameter to constructor. Change all callers. Declare
2390 incompatible_warning and requeue.
2391 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2392 input_argument_ and input_group_ fields. Add them to
2393 constructor. Change all callers.
2394 (class Read_script): Add dirindex_ field. Add it to constructor.
2395 Change all callers.
2396 * archive.cc (Archive::setup): Remove input_objects parameter.
2397 Change all callers.
2398 (Archive::get_file_and_offset): Likewise.
2399 (Archive::read_all_symbols): Likewise.
2400 (Archive::read_symbols): Likewise.
2401 (Archive::get_elf_object_for_member): Remove input_objects
2402 parameter. Add punconfigured parameter. Change all callers.
2403 (Archive::add_symbols): Change return type to bool. Check return
2404 value of include_member.
2405 (Archive::include_all_members): Likewise.
2406 (Archive::include_member): Change return type to bool. Return
2407 false if first included object has incompatible target. Set
2408 included_member_ field.
2409 (Add_archive_symbols::run): If add_symbols returns false, requeue
2410 Read_symbols task.
2411 * archive.h (class Archive): Add included_member_ field.
2412 Initialize it in constructor. Add input_file and searched_for
2413 methods. Update declarations.
2414 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2415 input_argument_ fields. Add them to constructor. Change all
2416 callers.
2417 * script.cc: Include "target-select.h".
2418 (class Parser_closure): Add skip_on_incompatible_target_ and
2419 found_incompatible_target_ fields. Add
2420 skip_on_incompatible_target parameter to constructor. Change all
2421 callers. Add methods skip_on_incompatible_target,
2422 clear_skip_on_incompatible_target, found_incompatible_target, and
2423 set_found_incompatible_target.
2424 (read_input_script): Add dirindex parameter. Change all callers.
2425 If parser finds an incompatible target, requeue Read_symbols
2426 task.
2427 (script_set_symbol): Clear skip_on_incompatible_target in
2428 closure.
2429 (script_add_assertion, script_parse_option): Likewise.
2430 (script_start_sections, script_add_phdr): Likewise.
2431 (script_check_output_format): New function.
2432 * script.h (read_input_script): Update declaration.
2433 * script-c.h (script_check_output_format): Declare.
2434 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2435 (ignore_cmd): Remove OUTPUT_FORMAT.
2436 * fileread.cc (Input_file::Input_file): Add explicit this.
2437 (Input_file::will_search_for): New function.
2438 (Input_file::open): Add pindex parameter. Change all callers.
2439 * fileread.h (class Input_file): Add input_file_argument method.
2440 Declare will_search_for. Update declarations.
2441 * object.cc (make_elf_object): Add punconfigured parameter.
2442 Change all callers.
2443 * object.h (class Object): Make input_file public. Add
2444 searched_for method.
2445 (make_elf_object): Update declaration.
2446 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2447 restart search.
2448 * dirsearch.h (class Dirsearch): Update declaration.
2449 * options.h (class General_options): Add --warn-search-mismatch.
2450 * parameters.cc (Parameters::is_compatible_target): New function.
2451 * parameters.h (class Parameters): Declare is_compatible_target.
2452 * workqueue.cc (Workqueue::add_blocker): New function.
2453 * workqueue.h (class Workqueue): Declare add_blocker.
2454
f1ed28fb
ILT		 2455 * fileread.cc (Input_file::open): Remove options parameter.
2456 Change all callers.
2457 (Input_file::open_binary): Likewise.
2458 * script.cc (read_input_script): Likewise.
2459 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2460 options parameter from constructor. Change all callers.
2461 (class Read_script): Likewise.
2462 * fileread.h (class Input_file): Update declarations.
2463 * script.h (read_input_script): Update declaration.
2464
34dd024a
NC		 24652009-03-10 Nick Clifton <nickc@redhat.com>
2466
2467 * po/es.po: New Spanish translation.
2468
6d71b17c
CC		 24692009-03-06 Cary Coutant <ccoutant@google.com>
2470
2471 * options.cc (parse_short_option): Keep dash_z from registering itself.
2472
031cdbed
ILT		 24732009-03-03 Ian Lance Taylor <iant@google.com>
2474
2475 PR 9918
2476 * target-reloc.h (relocate_section): Pass output_section to
2477 relocate.
2478 * i386.cc (Target_i386::should_apply_static_reloc): Add
2479 output_section parameter. Change all callers.
2480 (Target_i386::Relocate::relocate): Add output_section parameter.
2481 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2482 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2483 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2484 * testsuite/two_file_shared.sh: New script.
2485 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2486 (check_DATA): Add two_file_shared.dbg.
2487 (two_file_shared.dbg): New target.
2488 * testsuite/Makefile.in: Rebuild.
2489
15d5fa16
ILT		 24902009-03-01 Ian Lance Taylor <iant@google.com>
2491
2492 * configure.ac: Check for byteswap.h.
2493 * configure: Rebuild.
2494 * config.in: Rebuild.
2495
8a4c0b0d
ILT		 24962009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2497
2498 * layout.cc (Layout::find_or_add_kept_section): New function.
2499 (Layout::add_comdat): Removed.
2500 * layout.h (struct Kept_section): Move out of class Layout.
2501 Remove trailing underscores from field names. Add group_sections
2502 field. Rename group_ field to is_group. Change all uses.
2503 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2504 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2505 comdat_groups_ field.
2506 (Sized_relobj::include_section_group): Use
2507 find_or_add_kept_section and Kept_section::group_sections.
2508 (Sized_relobj::include_linkonce_section): Likewise.
2509 * object.cc (class Sized_relobj): Don't define Comdat_group or
2510 Comdat_group_table. Remove find_comdat_group and
2511 add_comdat_group. Remove comdat_groups_ field.
2512 * plugin.cc (include_comdat_group): Use
2513 Layout::find_or_add_kept_section.
2514
b4ecf66b
ILT		 25152009-02-28 Ian Lance Taylor <iant@google.com>
2516
14359ca0
ILT		 2517 * README: --gc-sections and map files are now supported. Document
2518 some build requirements.
2519
b4ecf66b
ILT		 2520 PR 6992
2521 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2522 relocatable link set the value of the section symbol to zero.
2523 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2524 relocatable link don't include the section address in the local
2525 symbol value.
2526
0602e05a
ILT		 25272009-02-27 Ian Lance Taylor <iant@google.com>
2528
fd9d194f
ILT		 2529 PR 6811
2530 * options.h (class Search_directory): Add is_system_directory.
2531 (class General_options): Declare is_in_system_directory.
2532 * options.cc (get_relative_sysroot): Make static.
2533 (get_default_sysroot): Make static.
2534 (General_optoins::is_in_system_directory): New function.
2535 * fileread.cc (Input_file::is_in_system_directory): New function.
2536 * fileread.h (class Input_file): Declare is_in_system_directory.
2537 * object.h (class Object): Add is_in_system_directory.
2538 (class Input_objects): Remove system_library_directory_ field.
2539 * object.cc (Input_objects::add_object): Don't set
2540 system_library_directory_.
2541 (input_objects::found_in_system_library_directory): Remove.
2542 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2543 parameter. Change all callers.
2544 (Symbol_table::sized_write_globals): Likewise.
2545 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2546 Call Object::is_in_system_directory.
2547 * symtab.h (class Symbol_table): Update declarations.
2548
61edd21f
ILT		 2549 PR 5990
2550 * descriptors.h (Open_descriptor): Add is_on_stack field.
2551 * descriptors.cc (Descriptors::open): If the descriptor is on the
2552 top of the stack, remove it. Initialize is_on_stack field.
2553 (Descriptors::release): Only add pod to stack if it is not on the
2554 stack already.
2555 (Descriptors::close_some_descriptor): Clear stack_next and
2556 is_on_stack fields.
2557
e29e076a
ILT		 2558 PR 7091
2559 * output.cc (Output_section::find_starting_output_address): Rename
2560 from starting_output_address; add PADDR parameter; change return
2561 type.
2562 * output.h (class Output_section): Declare
2563 find_starting_output_address instead of starting_output_address.
2564 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2565 section symbol for which we can't find a merge section.
2566
0602e05a
ILT		 2567 PR 9836
2568 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2569 hidden or internal, force the symbol to be local.
2570 * resolve.cc (Symbol::override_visibility): Define.
2571 (Symbol::override_base): Use override_visibility.
2572 (Symbol_table::resolve): Likewise.
2573 (Symbol::override_base_with_special): Likewise.
2574 (Symbol_table::override_with_special): If the visibility is hidden
2575 or internal, force the symbol to be local.
2576 * symtab.h (class Symbol): Add set_visibility and
2577 override_visibility.
2578 * testsuite/ver_test_1.sh: New file.
2579 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2580 (check_DATA): Add ver_test_1.syms.
2581 (ver_test_1.syms): New target.
2582 * testsuite/Makefile.in: Rebuild.
2583
401a9a73
CC		 25842009-02-25 Cary Coutant <ccoutant@google.com>
2585
2586 * layout.cc (Layout::choose_output_section): Don't rename sections
2587 when using a linker script that has a SECTIONS clause.
2588 * Makefile.in: Regenerate.
2589
2590 * testsuite/Makefile.am (script_test_5.sh): New test case.
2591 * testsuite/Makefile.in: Regenerate.
2592 * testsuite/script_test_5.cc: New file.
2593 * testsuite/script_test_5.sh: New file.
2594 * testsuite/script_test_5.t: New file.
2595
f488e4b0
CC		 25962009-02-13 Rafael Avila de Espindola <espindola@google.com>
2597
2598 * archive.cc (Archive::include_member): Update calls to add_symbols.
2599 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2600 the Layout argument.
2601 * dynobj.h (do_add_symbols): Add the Layout argument.
2602 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2603 Layout argument.
2604 * object.h (Object::add_symbols): Add the Layout argument.
2605 (Object::do_add_symbols): Add the Layout argument.
2606 (Sized_relobj::do_add_symbols): Add the Layout argument.
2607 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2608 Unify the two versions.
2609 (Add_plugin_symbols): Remove.
2610 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2611 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2612 (Add_plugin_symbols): Remove.
2613 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2614 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2615 (Add_symbols::run): Make it work with Pulginobj.
2616
89dd1680
ILT		 26172009-02-06 Ian Lance Taylor <iant@google.com>
2618
2619 * object.cc (Sized_relobj::do_layout): Make info message start
2620 with lower case letter.
2621
266d0a74
ILT		 26222009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2623
602b464e
ILT		 2624 * binary.cc: Fix file comment.
2625
266d0a74
ILT		 2626 * options.h (enum Incremental_disposition): Define.
2627 (class General_options): Add new options: --incremental,
2628 --incremental_changed, --incremental_unchanged,
2629 --incremental_unknown. Add incremental_disposition_ and
2630 implicit_incremental_ fields.
2631 (General_options::incremental_disposition): New function.
2632 (class Position_dependent_options): Add incremental_disposition
2633 option.
2634 (Position_dependent_options::copy_from_options): Set incremental
2635 dispositions.
2636 * options.cc (General_options::parse_incremental_changed): New
2637 function.
2638 (General_options::parse_incremental_unchanged): New function.
2639 (General_options::parse_incremental_unknown): New function.
2640 (General_options::General_options): Initialize new fields
2641 incremental_disposition_ and implicit_incremental_.
2642 (General_options::finalize): Check for uasge of --incremental-*
2643 without --incremental.
2644
f073bbf7
CD		 26452009-02-06 Chris Demetriou <cgd@google.com>
2646
2647 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2648 pointer and to report location as the file name associated with
2649 the symbol.
2650 (gold_undefined_symbol_at_location): New function to replace the
2651 old gold_undefined_symbol functionality.
2652 * target-reloc.h (relocate_section): Update to use
2653 gold_undefined_symbol_at_location.
2654 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2655 Call gold_undefined_symbol function rather than gold_error.
2656 * errors.h (Errors::undefined_symbol): Take location as a
2657 string, rather than calculating it from a relocation.
2658 * errors.cc (Errors::fatal): Print "fatal error:" before the
2659 formatted message.
2660 (Errors::error, Errors::error_at_location): Print "error: "
2661 before the formatted message.
2662 (Errors::undefined_symbol): Take location as a string, rather
2663 than calculating it from a relocation.
2664 (gold_undefined_symbol_at_location): New function akin to
2665 old gold_undefined_symbol, calculates location from relocation.
2666 (gold_undefined_symbol): Change to take only a Symbol pointer
2667 and to report location as the file name associated with the symbol.
2668 * testsuite/debug_msg.sh: Update for changed error messages.
2669 * testsuite/undef_symbol.sh: Likewise.
2670
8e94a90c
ILT		 26712009-02-04 Duncan Sands <baldrick@free.fr>
2672
2673 PR 9812
2674 * reduced_debug_output.h
2675 (Output_reduced_debug_abbrev_section::failed): Use format for
2676 gold_warning.
2677 (Output_reduced_debug_info_section::faild): Likewise.
2678
88a0e15b
ILT		 26792009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2680
2681 * script.cc (Lazy_demangler): New class.
2682 (Version_script_info::get_symbol_version_helper): Demangle a
2683 symbol only once.
2684
5efc7cd2
CC		 26852009-01-29 Cary Coutant <ccoutant@google.com>
2686
2687 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2688 to __tls_get_addr.
2689 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2690
e0ebcf42
ILT		 26912009-01-28 Ian Lance Taylor <iant@google.com>
2692
5efc7cd2 2693 * version.cc (version_string): Bump to 1.9.
75fe7426 2694
e0ebcf42
ILT		 2695 * gold.h: Include <cstring> and <stdint.h>.
2696 * version.cc: Include <cstdio>.
2697 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2698 warning.
2699 * reduced_debug_output.cc (insert_into_vector): Rename from
2700 Insert_into_vector; change all callers. Use Swap_unaligned to
2701 avoid aliasing issue; remove union since it is unnecessary.
2702
8e2813be 27032009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 2704
2705 * Makefile.am (CCFILES): Add gc.cc.
2706 (HFILES): Add gc.h.
2707 * Makefile.in: Regenerate.
2708 * gold.cc (Gc_runner): New class.
2709 (queue_initial_tasks): Call garbage collection related tasks
2710 when corresponding options are invoked.
2711 (queue_middle_gc_tasks): New function.
2712 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2713 processed early before laying out sections during garbage collection.
2714 * gold.h (queue_middle_gc_tasks): New function.
2715 (is_prefix_of): Move from "layout.cc".
2716 * i386.cc (Target_i386::gc_process_relocs): New function.
2717 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2718 * main.cc (main): Create object of class "Garbage_collection".
2719 * object.cc (Relobj::copy_symbols_data): New function.
2720 (Relobj::is_section_name_included): New function.
2721 (Sized_relobj::do_layout): Allow this function to be called twice
2722 during garbage collection and defer layout of section during the
2723 first call.
2724 * object.h (Relobj::get_symbols_data): New function.
2725 (Relobj::is_section_name_included): New function.
2726 (Relobj::copy_symbols_data): New function.
2727 (Relobj::set_symbols_data): New function.
2728 (Relobj::get_relocs_data): New function.
2729 (Relobj::set_relocs_data): New function.
2730 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2731 (Relobj::gc_process_relocs): New function.
2732 (Relobj::do_gc_process_relocs): New pure virtual function.
2733 (Relobj::sd_): New data member.
2734 (Sized_relobj::is_output_section_offset_invalid): New function.
2735 (Sized_relobj::do_gc_process_relocs): New function.
2736 * options.h (General_options::gc_sections): Modify to not be a no-op.
2737 (General_options::print_gc_sections): New option.
2738 * plugin.cc (Plugin_finish::run): Remove function call to
2739 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2740 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2741 * reloc.cc (Read_relocs::run): Add task to process relocs and
2742 determine unreferenced sections when doing garbage collection.
2743 (Gc_process_relocs): New class.
2744 (Sized_relobj::do_gc_process_relocs): New function.
2745 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2746 sections that are garbage collected.
2747 * reloc.h (Gc_process_relocs): New class.
2748 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2749 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2750 symbols whose corresponding sections are garbage collected.
2751 (Symbol_table::Symbol_table): Add new parameter for the garbage
2752 collection object.
2753 (Symbol_table::gc_mark_undef_symbols): New function.
2754 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2755 (Symbol_table::gc_mark_dyn_syms): New function.
2756 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2757 as garbage.
2758 (Symbol_table::add_from_object): Likewise.
2759 (Symbol_table::add_from_relobj): When building shared objects, do not
2760 treat externally visible symbols as garbage.
2761 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2762 table information for static and relocatable links.
2763 * symtab.h (Symbol_table::set_gc): New function.
2764 (Symbol_table::gc): New function.
2765 (Symbol_table::gc_mark_undef_symbols): New function.
2766 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2767 (Symbol_table::gc_mark_dyn_syms): New function.
2768 (Symbol_table::gc_): New data member.
2769 * target.h (Sized_target::gc_process_relocs): New pure virtual
2770 function.
2771 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2772 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2773
3b293544
CF		 27742009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2775
2776 * options.h (General_options::gc_sections): Define as a no-op for now.
2777 (General_options::no_keep_memory): Ditto.
2778 (General_options::Bshareable): Define.
2779 * options.cc (General_options::finalize): Honor -Bshareable.
2780
83d22aa8
AS		 27812009-01-20 Andreas Schwab <schwab@suse.de>
2782
2783 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2784 read the value in the contents, since we don't use it. Use the
2785 template endianness when writing.
2786 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2787
cd536b21
AS		 27882009-01-19 Andreas Schwab <schwab@suse.de>
2789
2790 * configure.tgt (powerpc64-*): Fix targ_obj.
2791
99e9a495
ILT		 27922009-01-15 Ian Lance Taylor <iant@google.com>
2793
2794 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2795 local symbols when stripping all symbols.
2796
bbbfea06
CC		 27972009-01-14 Cary Coutant <ccoutant@google.com>
2798
99e9a495 2799 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 2800
0f7c0701
CC		 28012009-01-14 Cary Coutant <ccoutant@google.com>
2802
2803 * archive.cc (Archive::get_elf_object_for_member): Remove call
2804 to File_read::claim_for_plugin.
2805 * descriptors.cc (Descriptors::open): Remove reference to
2806 is_claimed.
2807 (Descriptors::claim_for_plugin): Remove.
2808 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2809 (Descriptors::is_claimed): Remove.
2810 (claim_descriptor_for_plugin): Remove.
2811 * fileread.cc (File_read::claim_for_plugin): Remove.
2812 * fileread.h (File_read::claim_for_plugin): Remove.
2813 (File_read::descriptor): Reopen descriptor if necessary.
2814 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2815 (Plugin_manager::all_symbols_read): Add task parameter. Change
2816 all callers.
2817 (Plugin_manager::get_input_file): New function.
2818 (Plugin_manager::release_input_file): New function.
2819 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2820 corresponding data member.
2821 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2822 and pass to base constructor. Change all callers.
2823 (get_input_file, release_input_file): New functions.
2824 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2825 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2826 (Plugin_manager::all_symbols_read): Add task parameter.
2827 (Plugin_manager::get_input_file): New function.
2828 (Plugin_manager::release_input_file): New function.
2829 (Plugin_manager::task_): New data member.
2830 (Pluginobj::Pluginobj): Add filesize parameter.
2831 (Pluginobj::filename): New function.
2832 (Pluginobj::descriptor): New function.
2833 (Pluginobj::filesize): New function.
2834 (Pluginobj::filesize_): New data member.
2835 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2836 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2837 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2838
2839 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2840 with archive libraries.
2841 * testsuite/Makefile.in: Regenerate.
2842 * testsuite/plugin_test.c (struct sym_info): New type.
2843 (get_input_file, release_input_file): New static variables.
2844 (onload): Capture new transfer vector entries.
2845 (claim_file_hook): Stop reading at end of file according to filesize.
2846 Factor out parsing of readelf output into separate function.
2847 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2848 APIs and get the source file name from the symbol table. Convert
2849 source file name to corresponding object file name. Print info
2850 message when adding new input files.
2851 (parse_readelf_line): New function.
2852 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2853 * testsuite/plugin_test_2.sh: Likewise.
2854 * testsuite/plugin_test_3.sh: Likewise.
2855 * testsuite/plugin_test_4.sh: New test case.
2856
62a6d109
ILT		 28572009-01-07 Ian Lance Taylor <iant@google.com>
2858
2859 * version.cc (version_string): Bump to 1.8.
2860
483620e8
CC		 28612008-12-23 Cary Coutant <ccoutant@google.com>
2862
2863 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2864 * plugin.cc (Plugin_manager::finish): Rename as
2865 layout_deferred_objects. Move cleanup to separate function.
2866 (Plugin_manager::cleanup): New function.
2867 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2868 separately.
2869 * plugin.h (Plugin_manager::finish): Rename as
2870 layout_deferred_objects.
2871 (Plugin_manager::cleanup): New function.
2872 (Plugin_manager::cleanup_done): New field.
2873
d66a9eb3
CC		 28742008-12-23 Cary Coutant <ccoutant@google.com>
2875
2876 * plugin.cc (is_visible_from_outside): New function.
2877 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2878 so we don't return "IR only" status for exported symbols or -r links.
2879
2880 * testsuite/Makefile.am (plugin_test_3): New test case.
2881 * testsuite/Makefile.in: Regenerate.
2882 * testsuite/plugin_test_3.sh: New file.
2883
5995b570
CC		 28842008-12-22 Cary Coutant <ccoutant@google.com>
2885
2886 * object.cc (Sized_relobj::layout_section): New function.
2887 (Sized_relobj::do_layout): Defer layout of input sections until after
2888 plugin has provided replacement files.
2889 (Sized_relobj::do_layout_deferred_sections): New function.
2890 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2891 (Relobj::layout_deferred_sections): New function.
2892 (Relobj::do_layout_deferred_sections): New function.
2893 (Sized_relobj::do_layout_deferred_sections): New function.
2894 (Sized_relobj::layout_section): New function.
2895 (Sized_relobj::Deferred_layout): New structure.
2896 (Sized_relobj::deferred_layout_): New field.
2897 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2898 Change all callers. Layout deferred sections.
2899 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2900 references.
2901 (Plugin_hook::run): Move code from do_plugin_hook inline.
2902 (Plugin_hook::do_plugin_hook): Remove.
2903 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2904 (Plugin_manager::finish): Renamed, was cleanup.
2905 (Plugin_manager::should_defer_layout): New function.
2906 (Plugin_manager::add_deferred_layout_object): New function.
2907 (Plugin_manager::Deferred_layout_list): New type.
2908 (Plugin_manager::deferred_layout_objects_): New field.
2909 (Plugin_hook::do_plugin_hook): Remove.
2910
ee769c88
ILT		 29112008-12-17 Ian Lance Taylor <iant@google.com>
2912
2913 * options.h (class General_options): Add --no case for
2914 --export-dynamic.
2915
abc8dcba
CC		 29162008-12-16 Cary Coutant <ccoutant@google.com>
2917
2918 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2919 vector.
2920 (Plugin_manager::claim_file): Create plugin object even if
2921 plugin did not call the add_symbols callback.
2922 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2923 asking for more symbols than were added.
2924 * testsuite/Makefile.am (plugin_test_1): Add test case with
2925 no global symbols.
2926 (empty.syms): New target.
2927 * testsuite/Makefile.in: Regenerate.
2928 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2929 message. Don't call add_symbols if no globals.
2930 (all_symbols_read_hook): Don't provide replacement for empty
2931 claimed file.
2932
b0074644
ILT		 29332008-12-12 Ian Lance Taylor <iant@google.com>
2934
68943102
ILT		 2935 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2936 r_type == 0 for a local symbol with r_sym == 0.
2937 (scan_relocatable_relocs): Pass r_sym to
2938 local_non_section_strategy.
2939 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2940 r_sym parameter.
2941
b0074644
ILT		 2942 * configure.ac: Update test for TLS descriptors: they are
2943 supported as of glibc 2.9.
2944 * configure: Rebuild.
2945
c2508178
ILT		 29462008-12-11 Ian Lance Taylor <iant@google.com>
2947
2948 PR 7091
2949 * target-reloc.h (Default_scan_relocatable_relocs): For each
2950 function, map r_type == 0 to RELOC_DISCARD.
2951
2756a258
CC		 29522008-12-10 Cary Coutant <ccoutant@google.com>
2953
2954 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2955 object to override a kept COMDAT group from a plugin object.
2956
bb6f53d3
ILT		 29572008-12-09 Ian Lance Taylor <iant@google.com>
2958
fbc558e1
ILT		 2959 PR 7088
2960 * yyscript.y (file_cmd): Handle INPUT.
2961
bb6f53d3
ILT		 2962 * testsuite/initpri1.c: Change all declarations to be full
2963 prototypes by adding void, to avoid compiler warnings.
2964
4674ecfc
CC		 29652008-12-05 Rafael Avila de Espindola <espindola@google.com>
2966
2967 * options.cc (General_options::parse_plugin_opt): New.
2968 (General_options::add_plugin): The argument now is just the filename.
2969 (General_options::add_plugin_option): New.
2970 * options.h (plugin_opt): New.
2971 (add_plugin): Change argument name.
2972 (add_plugin_option): New.
2973 * plugin.cc (Plugin::load): Don't parse the plugin option.
2974 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2975 (Plugin::add_option): New.
2976 (Plugin::args_): Change type.
2977 (Plugin::filename_): New.
2978 (Plugin_manager::add_plugin_option): New.
2979 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2980 * testsuite/Makefile.in: Regenerate.
2981
fd06b4aa
CC		 29822008-12-05 Cary Coutant <ccoutant@google.com>
2983
2984 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2985 Handle --strip-lto-sections option.
2986 * options.h (strip_lto_sections): New option.
2987
6c52134c
CC		 29882008-12-01 Cary Coutant <ccoutant@google.com>
2989
2990 * plugin.cc (ld_plugin_message): Change format parameter to const.
2991 Fix mismatch between new[] and delete.
2992
a45248e0
CC		 29932008-11-14 Cary Coutant <ccoutant@google.com>
2994
2995 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2996 instead of -1U.
2997
c82fbeee
CS		 29982008-11-05 Craig Silverstein <csilvers@google.com>
2999
3000 * options.cc (General_options::parse_dynamic_list): New function.
3001 * options.h (General_options): New flags dynamic_list,
3002 dynamic_list_data, dynamic_list_cpp_new, and
3003 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3004 (General_options::in_dynamic_list): New function.
3005 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3006 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3007 (Lex::can_continue_name): Likewise.
3008 (yylex): Likewise.
3009 (read_script_file): New parameter script_options.
3010 (read_dynamic_list): New function.
3011 (Script_options::define_dynamic_list): New function.
3012 (dynamic_list_keyword_parsecodes): New variable.
3013 (dynamic_list_keywords): New variable.
3014 * script.h (Script_options::define_dynamic_list): New function
3015 prototype.
3016 (read_dynamic_list): New function prototype.
3017 * symtab.cc (strprefix): New macro.
3018 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3019 dynamic_list_data, dynamic_list_cpp_new, and
3020 dynamic_list_cpp_typeinfo.
3021 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3022 (dynamic_list_expr): New rule.
3023 (dynamic_list_nodes): Likewise.
3024 (dynamic_list_node): Likewise.
3025 * testsuite/Makefile.am (dynamic_list): New test.
3026 * testsuite/Makefile.in: Regenerated.
3027 * testsuite/dynamic_list.t: New file.
3028 * testsuite/dynamic_list.sh: New file.
3029
e0bb29a5
CS		 30302008-11-05 Craig Silverstein <csilvers@google.com>
3031
3032 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3033 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3034 (t11_last): Likewise.
3035 * testsuite/ver_test_6.c (main): Likewise.
3036
4e1e25e0
CC		 30372008-10-07 Cary Coutant <ccoutant@google.com>
3038
3039 * options.c (General_options::finalize): Add check for -static and
3040 -shared.
3041 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3042 is not empty.
3043
92f03fcb
CC		 30442008-10-02 Cary Coutant <ccoutant@google.com>
3045
3046 * plugin.cc (make_sized_plugin_object): Fix conditional
3047 compilation to work when not all targets are enabled.
3048
fbd8a257
CC		 30492008-09-29 Cary Coutant <ccoutant@google.com>
3050
3051 * archive.cc (Archive::get_file_and_offset): Use filename instead
3052 of name to get library path.
3053 (Archive::include_member): Unlock external member of a thin archive.
3054
3055 * testsuite/Makefile.am (TEST_AR): New variable.
3056 (thin_archive_test_1): New test.
3057 (thin_archive_test_2): New test.
81636b3f
CC		 3058 * testsuite/Makefile.in: Regenerate.
3059 * testsuite/thin_archive_main.cc: New file.
3060 * testsuite/thin_archive_test_1.cc: New file.
3061 * testsuite/thin_archive_test_2.cc: New file.
3062 * testsuite/thin_archive_test_3.cc: New file.
3063 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3064
eff45813
CC		 30652008-09-29 Cary Coutant <ccoutant@google.com>
3066
3067 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3068 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3069 instead of -1U.
3070 (Sized_relobj::do_finalize_local_symbols): Likewise.
3071 (Sized_relobj::map_to_kept_section): Likewise.
3072 * object.h (Sized_relobj::invalid_address): New constant.
3073 (Sized_relobj::do_output_section_offset): Check for invalid_address
3074 and return -1ULL.
3075 * output.cc (Output_reloc::local_section_offset): Use constant
3076 invalid_address instead of -1U.
3077 (Output_reloc::get_address): Likewise.
3078 (Output_section::output_address): Change -1U to -1ULL.
3079 * output.h (Output_reloc::invalid_address): New constant.
3080 * reloc.cc (Sized_relobj::write_sections): Use constant
3081 invalid_address instead of -1U.
3082 (Sized_relobj::relocate_sections): Likewise.
3083 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3084 values for merge sections.
3085 * target-reloc.h (relocate_for_relocatable): Use constant
3086 invalid_address instead of -1U.
3087
89fc3421
CC		 30882008-09-19 Cary Coutant <ccoutant@google.com>
3089
3090 Add plugin functionality for link-time optimization (LTO).
3091 * configure.ac (plugins): Add --enable-plugins option.
3092 * configure: Regenerate.
3093 * config.in: Regenerate.
3094 * Makefile.am (LIBDL): New variable.
3095 (CCFILES): Add plugin.cc.
3096 (HFILES): Add plugin.h.
3097 (ldadd_var): Add LIBDL.
3098 * Makefile.in: Regenerate.
3099
3100 * archive.cc: Include "plugin.h".
3101 (Archive::setup): Don't preread archive symbols when using a plugin.
3102 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3103 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3104 files.
3105 (Archive::include_member): Add symbols from plugin objects.
3106 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3107 * descriptors.cc (Descriptors::open): Check for file descriptors
3108 abandoned by plugins.
3109 (Descriptors::claim_for_plugin): New function.
3110 * descriptors.h (Descriptors::claim_for_plugin): New function.
3111 (Open_descriptor::is_claimed): New field.
3112 (claim_descriptor_for_plugin): New function.
3113 * fileread.cc (File_read::claim_for_plugin): New function.
3114 * fileread.h (File_read::claim_for_plugin): New function.
3115 (File_read::descriptor): New function.
3116 * gold.cc: Include "plugin.h".
3117 (queue_initial_tasks): Add task to call plugin hooks for generating
3118 new object files.
3119 * main.cc: Include "plugin.h".
3120 (main): Load plugin libraries.
3121 * object.h (Pluginobj): Declare.
3122 (Object::pluginobj): New function.
3123 (Object::do_pluginobj): New function.
3124 (Object::set_target): New function.
3125 * options.cc: Include "plugin.h".
3126 (General_options::parse_plugin): New function.
3127 (General_options::General_options): Initialize plugins_ field.
3128 (General_options::add_plugin): New function.
3129 * options.h (Plugin_manager): Declare.
3130 (General_options): Add --plugin option.
3131 (General_options::has_plugins): New function.
3132 (General_options::plugins): New function.
3133 (General_options::add_plugin): New function.
3134 (General_options::plugins_): New field.
3135 * plugin.cc: New file.
3136 * plugin.h: New file.
3137 * readsyms.cc: Include "plugin.h".
3138 (Read_symbols::do_read_symbols): Check for archive before checking
3139 for ELF file. Call plugin hooks to claim files.
3140 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3141 from a real object file; force override when processing replacement
3142 files.
3143 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3144 (Symbol::init_base_object): Likewise.
3145 (Symbol::init_base_output_data): Likewise.
3146 (Symbol::init_base_output_segment): Likewise.
3147 (Symbol::init_base_constant): Likewise.
3148 (Symbol::init_base_undefined): Likewise.
3149 (Symbol::output_section): Assert that object is not a plugin.
3150 (Symbol_table::add_from_pluginobj): New function.
3151 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3152 undefined.
3153 (Symbol_table::sized_write_globals): Likewise.
3154 (Symbol_table::add_from_pluginobj): Instantiate template.
3155 * symtab.h (Sized_pluginobj): Declare.
3156 (Symbol::in_real_elf): New function.
3157 (Symbol::set_in_real_elf): New function.
3158 (Symbol::in_real_elf_): New field.
3159 (Symbol_table::add_from_pluginobj): New function.
3160
3161 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3162 (LIBDL): New variable.
3163 (LDADD): Add LIBDL.
3164 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3165 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3166 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3167 (MOSTLYCLEANFILES): Likewise.
3168 * testsuite/Makefile.in: Regenerate.
3169 * testsuite/plugin_test.c: New file.
3170 * testsuite/plugin_test_1.sh: New file.
3171 * testsuite/plugin_test_2.sh: New file.
3172
de31bda5
ILT		 31732008-09-16 Ian Lance Taylor <iant@google.com>
3174
9c2d0ef9
ILT		 3175 * target-reloc.h (relocate_section): Check whether a symbol is
3176 defined by the ABI before reporting an undefined symbol error.
3177 * target.h (Target::is_defined_by_abi): Make parameter const.
3178 (Target::do_is_defined_by_abi): Likewise.
3179 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3180 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3181 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3182 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3183 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3184 * testsuite/Makefile.in: Rebuild.
3185
de31bda5
ILT		 3186 * fileread.cc (make_view): Add casts to avoid warning.
3187
9fa33bee
AO		 31882008-09-16 Alexandre Oliva <aoliva@redhat.com>
3189
3190 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3191 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3192
183fd0e3
AO		 31932008-09-16 Alexandre Oliva <aoliva@redhat.com>
3194
3195 * options.h (General_options::output_is_executable): New.
3196 (General_options::output_is_pie): New.
3197 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3198 for shared libraries.
3199 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3200
7be8330a
CD		 32012008-09-11 Chris Demetriou <cgd@google.com>
3202
3203 * options.h (origin): New -z option.
3204 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3205 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3206 in DT_FLAGS_1.
3207
a9caad02
CC		 32082008-09-05 Cary Coutant <ccoutant@google.com>
3209
3210 * fileread.cc (File_read::make_view): Add check for attempt to map
3211 beyond end of file.
3212
ae6dce4d
CC		 32132008-09-05 Cary Coutant <ccoutant@google.com>
3214
3215 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3216 explicit instantiations.
3217
d7ab2a47
KVH		 32182008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3219
3220 PR gold/6858
3221 * options.cc (General_options::finalize): Allow undefined symbols
3222 in shlibs if linking -shared.
3223
3224 PR gold/6859
3225 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3226 symbols as not needing a dynsym entry.
3227
1e52a9c1
CS		 32282008-08-20 Craig Silverstein <csilvers@google.com>
3229
3230 * fileread.cc (File_read::open): Do not lock the file unless it
3231 was successfully opened.
3232
d85c80a3
CC		 32332008-08-14 Cary Coutant <ccoutant@google.com>
3234
3235 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3236 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3237 * testsuite/tls_test.cc (struct int128): 128-bit struct
3238 for testing TLS relocs with non-zero addend.
3239 (v12): New TLS variable.
3240 (t12): New test.
3241 (t_last): Add check for v12.
3242 * testsuite/tls_test.h (t12): New function.
3243 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3244
2d924fd9
ILT		 32452008-08-13 Ian Lance Taylor <iant@google.com>
3246
3247 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3248 set tls_segment_ or relro_segment_.
3249 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3250 when appropriate.
3251 * output.h (Output_section::clear_is_relro): New function.
3252 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3253 sections specially even when output_data_ is empty.
3254 (Output_segment::maximum_alignment): When first section is relro,
3255 only force alignment for PT_LOAD segments.
3256 * script.cc (script_data_segment_align): New function.
3257 (script_data_segment_relro_end): New function.
3258 * script-c.h (script_data_segment_align): Declare.
3259 (script_data_segment_relro_end): Declare.
3260 * script-sections.h (class Script_sections): Declare
3261 data_segment_align and data_segment_relro_end. Add fields
3262 segment_align_index_ and saw_relro_end_.
3263 * script-sections.cc (class Sections_element): Add set_is_relro
3264 virtual function. Add new bool* parameter to place_orphan_here.
3265 Add get_output_section virtual function.
3266 (class Output_section_definition): Add set_is_relro. Add new
3267 bool* parameter to place_orphan_here. Add get_output_section.
3268 Add is_relro_ field.
3269 (Output_section_definition::Output_section_definition): Initialize
3270 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3271 and is_relro_ fields.
3272 (Output_section_definition::place_orphan_here): Add is_relro
3273 parameter.
3274 (Output_section_definition::set_section_addresses): Set relro for
3275 output section.
3276 (Output_section_definition::alternate_constraint): Likewise.
3277 (class Orphan_output_section): Add new bool* parameter to
3278 place_orphan_here. Add get_output_section.
3279 (Orphan_output_section::place_orphan_here): Add is_relro
3280 parameter.
3281 (Script_sections::Script_sections): Initialize
3282 data_segment_align_index_ and saw_relro_end_.
3283 (Script_sections::data_segment_align): New function.
3284 (Script_sections::data_segment_relro_end): New function.
3285 (Script_sections::place_orphan): Set or clear is_relro.
3286 (Script_sections::set_section_addresses): Force alignment of first
3287 TLS section.
3288 * yyscript.y (exp): Call script_data_segment_align and
3289 script_data_segment_relro_end.
3290 * testsuite/relro_script_test.t: New file.
3291 * testsuite/relro_test.cc (using_script): Declare.
3292 (t1, t2): Test using_script.
3293 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3294 (relro_script_test_SOURCES): Define.
3295 (relro_script_test_DEPENDENCIES): Define.
3296 (relro_script_test_LDFLAGS): Define.
3297 (relro_script_test_LDADD): Define.
3298 (relro_script_test.so): New target.
3299 * testsuite/Makefile.in: Rebuild.
3300
f827c9a9
CC		 33012008-08-06 Cary Coutant <ccoutant@google.com>
3302
3303 * archive.cc (Archive::total_archives, Archive::total_members)
3304 (Archive::total_members_loaded): New variables.
3305 (Archive::setup): Add parameter. Add option to preread
3306 archive symbols.
3307 (Archive::read_armap): Add counter.
3308 (Archive::get_file_and_offset): New function.
3309 (Archive::get_elf_object_for_member): New function.
3310 (Archive::read_all_symbols): New function.
3311 (Archive::read_symbols): New function.
3312 (Archive::add_symbols): Add counters.
3313 (Archive::include_all_members): Use armap to find members if it's
3314 already built.
3315 (Archive::include_member): Skip reading symbols if already read.
3316 Factored code into Archive::get_file_and_offset and
3317 Archive::get_elf_object_for_member. Changed call to
3318 Mapfile::report_include_archive_member.
3319 (Archive::print_stats): New function.
3320 * archive.h: Declare Object and Read_symbols_data classes.
3321 (Archive::Archive): Add initializers for new members.
3322 (Archive::setup): Add parameter.
3323 (Archive::print_stats): New function.
3324 (Archive::total_archives, Archive::total_members)
3325 (Archive::total_members_loaded): New variables.
3326 (Archive::get_file_and_offset): New function.
3327 (Archive::get_elf_object_for_member): New function.
3328 (Archive::read_all_symbols): New function.
3329 (Archive::read_symbols): New function.
3330 (Archive::Archive_member): New class.
3331 (Archive::members_): New member.
3332 (Archive::num_members_): New member.
3333 * main.cc: Include archive.h.
3334 (main): Call Archive::print_stats.
3335 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3336 archive parameter; member_name is now the fully-decorated name.
3337 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3338 * options.h: (General_options): Add --preread-archive-symbols option.
3339 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3340 Archive::setup.
3341
de4c45bd
ILT		 33422008-08-04 Ian Lance Taylor <iant@google.com>
3343
3344 * symtab.h (Symbol::use_plt_offset): New function.
3345 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3346 * powerpc.cc (Relocate::relocate): Likewise.
3347 * sparc.cc (Relocate::relocate): Likewise.
3348 * x86_64.cc (Relocate::relocate): Likewise.
3349 * testsuite/weak_plt.sh: New test.
3350 * testsuite/weak_plt_main.cc: New test.
3351 * testsuite/weak_plt_shared.cc: New test.
3352 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3353 (check_PROGRAMS): Add weak_plt.
3354 (check_DATA): Add weak_plt_shared.so.
3355 (weak_plt_main_pic.o, weak_plt): New targets.
3356 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3357 * testsuite/Makefile.in: Rebuild.
3358
3359 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3360 gcctestdir/ld.
3361 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3362 * testsuite/Makefile.in: Rebuild.
3363
323ee3f4
AM		 33642008-08-04 Alan Modra <amodra@bigpond.net.au>
3365
3366 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3367 * Makefile.in: Regenerate.
3368 * po/POTFILES.in: Regenerate.
3369
7c07ecec
ILT		 33702008-07-29 Ian Lance Taylor <iant@google.com>
3371
3372 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3373 symbols before other symbols.
3374 * testsuite/script_test_2.cc (test_addr): Declare.
3375 (test_addr_alias): Declare.
3376 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3377 values.
7c07ecec
ILT		 3378 * testsuite/script_test_2.t: Define test_addr_alias and
3379 test_addr.
3380
5778530e
ILT		 33812008-07-24 Ian Lance Taylor <iant@google.com>
3382
2a00e4fb
ILT		 3383 PR 5990
3384 * descriptors.cc: New file.
3385 * descriptors.h: New file.
3386 * gold-threads.h (class Hold_optional_lock): New class.
3387 * fileread.cc: Include "descriptors.h".
3388 (File_read::~File_read): Release descriptor rather than closing
3389 it.
3390 (File_read::open) [file]: Call open_descriptor rather than open.
3391 Set is_descriptor_opened_.
3392 (File_read::open) [memory]: Assert that descriptor is not open.
3393 (File_read::reopen_descriptor): New function.
3394 (File_read::release): Release descriptor.
3395 (File_read::do_read): Make non-const. Reopen descriptor.
3396 (File_read::read): Make non-const.
3397 (File_read::make_view): Reopen descriptor.
3398 (File_read::do_readv): Likewise.
3399 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3400 Update declarations.
3401 * layout.cc: Include "descriptors.h".
3402 (Layout::create_build_id): Use open_descriptor rather than open.
3403 * output.cc: Include "descriptors.h".
3404 (Output_file::open): Use open_descriptor rather than open.
3405 * archive.cc (Archive::const_iterator): Change Archive to be
3406 non-const.
3407 (Archive::begin, Archive::end): Make non-const.
3408 (Archive::count_members): Likewise.
3409 * archive.h (class Archive): Update declarations.
3410 * object.h (Object::read): Make non-const.
3411 * Makefile.am (CCFILES): Add descriptors.cc.
3412 (HFILES): Add descriptors.h.
3413 * Makefile.in: Rebuild.
3414
801647d1
ILT		 3415 PR 6716
3416 * gold.h: Always include <clocale>. Add Solaris workarounds
3417 following code in binutils/sysdep.h.
3418
5edd166e
ILT		 3419 PR 6048
3420 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3421 this->eh_frame_hdr_ is NULL before using it.
3422
c89ad728
ILT		 3423 * dynobj.cc (Versions::Versions): Update comment.
3424
aa86f06b
ILT		 3425 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3426 the base version name.
3427
5778530e
ILT		 3428 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3429 array size plus one.
3430 (Stringpool_template::set_string_offsets): Subtract one from key
3431 before using it as an array index.
3432 (Stringpool_template::get_offset_with_length): Likewise.
3433 (Stringpool_template::write_to_buffer): Likewise.
3434 * stringpool.h (Stringpool_template::get_offset_from_key):
3435 Likewise.
3436
057ead22
ILT		 34372008-07-23 Ian Lance Taylor <iant@google.com>
3438
7f649c59
ILT		 3439 PR 6658
3440 * object.h (Merged_symbol_value::value): Do our best to handle a
3441 negative addend.
3442
057ead22
ILT		 3443 PR 6647
3444 * script.cc (Version_script_info::get_versions): Don't add empty
3445 version tag to return value.
3446 (Version_script_info::get_symbol_version_helper): Change return
3447 type to bool. Add pversion parameter. Change all callers.
3448 (script_register_vers_node): Don't require a non-NULL tag.
3449 * script.h (class Version_script_info): Update declarations.
3450 (Version_script_info::get_symbol_version): Change return type to
3451 bool. Add version parameter. Change all callers.
3452 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3453 handling. Handle an empty version from a version script.
3454 (Symbol_table::define_special_symbol): Likewise.
3455 * testsuite/ver_test_10.script: New file.
3456 * testsuite/ver_test_10.sh: New file.
3457 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3458 (check_DATA): Add ver_test_10.syms.
3459 (ver_test_10.syms, ver_test_10.so): New target.
3460 * testsuite/Makefile.in: Rebuild.
3461
58e54ac2
CD		 34622008-07-23 Simon Baldwin <simonb@google.com>
3463
3464 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3465 to zero for undefined symbols from dynamic libraries.
3466
95d14cd3
ILT		 34672008-07-23 Ian Lance Taylor <iant@google.com>
3468
3469 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3470 Change all callers.
3471 * symtab.h (class Symbol_table): Update declaration.
3472 * testsuite/ver_test_9.cc: New file.
3473 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3474 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3475 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3476 (ver_test_9.so, ver_test_9.o): New targets.
3477 * testsuite/Makefile.in: Rebuild.
3478
92de84a6
ILT		 34792008-07-22 Ian Lance Taylor <iant@google.com>
3480
34810851
ILT		 3481 * options.h (class General_options): Define --check-sections.
3482 * layout.cc (Layout::set_segment_offsets): Handle
3483 --check-sections.
3484
af6156ef
ILT		 3485 * options.h (class General_options): Define -n/--nmagic and
3486 -N/--omagic.
3487 * options.cc (General_options::finalize): For -n/--nmagic or
3488 -N/--omagic, set -static.
3489 * layout.cc (Layout::attach_allocated_section_to_segment): If
3490 -N/--omagic, don't put read-only and read-write sections in
3491 different segments.
3492 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3493 finding a read-only segment.
3494 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3495 don't set the minimum segment alignment to the common page size,
3496 and don't set the file offset to the address modulo the page size.
3497 * script-sections.cc (Script_sections::create_segments): If
3498 -n/--omagic, don't put read-only and read-write sections in
3499 different segments.
3500
92de84a6
ILT		 3501 * cref.cc: New file.
3502 * cref.h: New file.
3503 * options.h (class General_options): Add --print-symbol-counts.
3504 * main.cc (main): Issue defined symbol report if requested.
3505 * archive.cc (Archive::interpret_header): Make into a const member
3506 function.
3507 (Archive::add_symbols): Call Input_objects::archive_start and
3508 archive_stop.
3509 (Archive::const_iterator): Define new class.
3510 (Archive::begin, Archive::end): New functions.
3511 (Archive::include_all_members): Rewrite to use iterator.
3512 (Archive::count_members): New function.
3513 * archive.h (class Archive): Update declarations.
3514 (Archive::filename): New function.
3515 * object.cc: Include "cref.h".
3516 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3517 (Sized_relobj::do_get_global_symbol_counts): New function.
3518 (Input_objects::add_object): Add object to cross-referencer.
3519 (Input_objects::archive_start): New function.
3520 (Input_objects::archive_stop): New function.
3521 (Input_objects::print_symbol_counts): New function.
3522 * object.h: Declare Cref and Archive.
3523 (Object::get_global_symbol_counts): New function.
3524 (Object::do_get_global_symbol_counts): New pure virtual function.
3525 (class Sized_relobj): Add defined_count_ field. Update
3526 declarations.
3527 (class Input_objects): Add cref_ field. Update constructor.
3528 Update declarations.
3529 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3530 defined_count_.
3531 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3532 symbol counts.
3533 (Sized_dynobj::do_get_global_symbol_counts): New function.
3534 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3535 defined_count_. Update declarations. Define Symbols typedef.
3536 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3537 parameter. Change all callers.
3538 (Symbol_table::add_from_dynobj): Add sympointers and defined
3539 parameters. Change all callers.
3540 * symtab.h (class Symbol_table): Update declarations.
3541 * Makefile.am (CCFILES): Add cref.cc.
3542 (HFILES): Add cref.h.
3543 * Makefile.in: Rebuild.
3544
3f7c5e1d
CD		 35452008-07-22 Simon Baldwin <simonb@google.com>
3546
3547 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3548 to zero when writing undefined symbols.
3549
e0b64032
ILT		 35502008-07-22 Ian Lance Taylor <iant@google.com>
3551
3552 * output.cc (Output_section::add_input_section): Don't try to
3553 merge empty merge sections.
3554
096b02cf
CS		 35552008-07-21 Craig Silverstein <csilvers@google.com>
3556
3557 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3558 Include symbol version in error message.
cd536b21 3559
1d1f116d
CD		 35602008-07-20 Chris Demetriou <cgd@google.com>
3561
cd536b21 3562 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 3563 (RANDOM_SEED_CFLAGS): New substituted variable.
3564 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3565 * configure: Rebuild.
3566 * Makefile.in: Likewise.
3567 * testsuite/Makefile.in: Likewise.
3568
a18f591e
ILT		 35692008-07-18 Ian Lance Taylor <iant@google.com>
3570
3571 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3572 where we see NAME/NULL and NAME/VERSION as separate symbols.
3573 * testsuite/ver_test_main.cc (main): Call t4.
3574 (t4, t4_2a): Define.
3575 * testsuite/ver_test_2.cc (t4_2): Define.
3576 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3577 * testsuite/ver_test_4.cc (t4_2a): Define.
3578 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3579 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3580
c6e3f6ed
ILT		 35812008-07-17 Ian Lance Taylor <iant@google.com>
3582
3583 * dynobj.cc (Versions::add_def): If we give an error about a
3584 missing version, go ahead and create the version anyhow.
3585
ef9beddf
ILT		 35862008-07-10 Ian Lance Taylor <iant@google.com>
3587
3588 Handle output sections with more than 0x7fffffff bytes.
3589 * object.h (class Relobj): Change map_to_output_ to
3590 output_sections_, and just keep a section pointer. Change all
3591 uses. Move comdat group support to Sized_relobj.
3592 (Relobj::is_section_specially_mapped): Remove.
3593 (Relobj::output_section): Remove poff parameter. Change all
3594 callers.
3595 (Relobj::output_section_offset): New function.
3596 (Relobj::set_section_offset): Rewrite.
3597 (Relobj::map_to_output): Remove.
3598 (Relobj::output_sections): New function.
3599 (Relobj::do_output_section_offset): New pure virtual function.
3600 (Relobj::do_set_section_offset): Likewise.
3601 (class Sized_relobj): Add section_offsets_ field. Add comdat
3602 group support from Relobj. Update declarations.
3603 (Sized_relobj::get_output_section_offset): New function.
3604 (Sized_relobj::do_output_section_offset): New function.
3605 (Sized_relobj::do_set_section_offset): New function.
3606 * object.cc (Relobj::output_section_address): Remove.
3607 (Sized_relobj::Sized_relobj): Initialize new fields.
3608 (Sized_relobj::include_section_group): Cast find_kept_object to
3609 Sized_relobj.
3610 (Sized_relobj::include_linkonce_section): Likewise.
3611 (Sized_relobj::do_layout): Use separate arrays for output section
3612 and output offset.
3613 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3614 output_sections.
3615 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3616 output_sections and section_offsets.
3617 (Sized_relobj::write_local_symbols): Likewise.
3618 (map_to_kept_section): Compute output address directly.
3619 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3620 output_sections and section_offsets.
3621 (Sized_relobj::write_sections): Likewise.
3622 (Sized_relobj::relocate_sections): Likewise.
3623 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3624 * output.h (class Output_reloc): Update declarations. Change
3625 u2_.relobj to Sized_relobj*.
3626 (class Output_data_reloc): Change add functions to use
3627 Sized_relobj*.
3628 * output.cc (Output_reloc::Output_reloc): Change relobj to
3629 Sized_relobj*.
3630 (Output_reloc::local_section_offset): Change return type to
3631 Elf_Addr. Use get_output_section_offset.
3632 (Output_reloc::get_address): Likewise.
3633 (Output_section::is_input_address_mapped): Don't call
3634 is_section_specially_mapped.
3635 (Output_section::output_offset): Likewise.
3636 (Output_section::output_address): Likewise.
3637 (Output_section::starting_output_address): Likewise.
3638 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3639 parameter to Sized_relobj*.
3640 (Copy_relocs::need_copy_reloc): Likewise.
3641 (Copy_relocs::save): Likewise.
3642 * copy-relocs.h (class Copy_relocs): Update declarations.
3643 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3644 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3645 * target-reloc.h (relocate_for_relocatable): Change
3646 offset_in_output_section type to Elf_Addr. Change code that uses
3647 it as well.
3648 * layout.cc (Layout::layout): Always set *off.
3649 * mapfile.cc (Mapfile::print_input_section): Use
3650 output_section_offset.
3651 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3652 Sized_relobj*.
3653 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3654 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3655 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3656
5cb66f97
ILT		 36572008-07-03 Ian Lance Taylor <iant@google.com>
3658
3659 * layout.cc (Layout::include_section): Do not discard unrecognized
3660 SHT_STRTAB sections.
3661
afe47622
CS		 36622008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3663
3664 * script.cc (Lex::can_continue_name): Make '?' allowable in
3665 version-script names.
3666 * testsuite/version_script.map: Change glob pattern to use '?'
3667
5adf9721
ILT		 36682008-06-30 Manish Singh <yosh@gimp.org>
3669
3670 PR 6585
3671 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3672 Correct typo.
3673
e6fde208
ILT		 36742008-06-30 Ian Lance Taylor <iant@google.com>
3675
3676 PR 6660
3677 PR 6682
3678 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3679 versions]: Don't try to read the value in the contents, since we
3680 don't use it. Use the template endianness when writing.
3681
3f2e6a2d
CC		 36822008-06-25 Cary Coutant <ccoutant@google.com>
3683
3684 * fileread.cc (File_read::make_view): Assert on zero-length view.
3685 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3686 symbol table when there are no symbols to read.
3687
c43d3a48
CS		 36882008-06-23 Craig Silverstein <csilvers@google.com>
3689
3690 * version.cc (version_string): Bump to 1.7
3691
5f494ea0
CS		 36922008-06-18 Craig Silverstein <csilvers@google.com>
3693
3694 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3695 constant 0xFFFF to type Valtype.
3696 (Powerpc_relocate_functions::rel16_ha): Likewise.
3697
c42e122e
ILT		 36982008-06-17 Ian Lance Taylor <iant@google.com>
3699
f34787f8
ILT		 3700 * output.h (Output_section::Input_section): Initialize p2align_ to
3701 zero for Output_section_data constructors.
3702 (Output_section::Input_section::addralign): If not an input
3703 section, return the alignment of the Output_section_data.
3704 * testsuite/copy_test.cc: New file.
3705 * testsuite/copy_test_1.cc: New file.
3706 * testsuite/copy_test_2.cc: New file.
3707 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3708 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3709 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3710 (copy_test_1_pic.o, copy_test_1.so): New targets.
3711 (copy_test_2_pic.o, copy_test_2.so): New targets.
3712 * testsuite/Makefile.in: Rebuild.
3713
c42e122e
ILT		 3714 * script-sections.cc (Script_sections::place_orphan): Initialize
3715 local variable exact.
3716
ce3ac18a
DE		 37172008-06-13 David Edelsohn <edelsohn@gnu.org>
3718
3719 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3720
42cacb20
DE		 37212008-06-12 David Edelsohn <edelsohn@gnu.org>
3722 David S. Miller <davem@davemloft.net>
3723
3724 * powerpc.cc: New file.
3725 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3726 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3727 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3728 * Makefile.in: Rebuild.
3729
7b308235
ILT		 37302008-06-09 Ian Lance Taylor <iant@google.com>
3731
3732 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3733 <exception>.
3734 (throwing, orig_terminate): New static variables.
3735 (terminate_handler): New static function.
3736 (t2): Set terminate handler.
3737
f0b886e3
ILT		 37382008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3739
3740 PR 6584
cd536b21 3741 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 3742 alignment.
3743
3e90f135
CC		 37442008-05-30 Cary Coutant <ccoutant@google.com>
3745
3746 * archive.cc (Archive::include_all_members) Correct to step
3747 over symbol table and extended name table in thin archives.
3748
e09ad04a
ILT		 37492008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3750
3751 PR 6407
3752 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3753 calculation.
3754
62b01cb5
ILT		 37552008-05-28 Caleb Howe <cshowe@google.com>
3756
3757 * reduced_debug_output.cc: New file.
3758 * reduced_debug_output.h: New file.
92de84a6 3759 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 3760 * options.cc (General_options::finalize): Add strip_debug_non_line
3761 to the strip heirarchy.
3762 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3763 fields.
3764 * layout.cc: Include "reduced_debug_output.h".
3765 (Layout::Layout): Initialize new fields.
3766 (line_only_debug_sections): New static array.
3767 (is_lines_only_debug_sections): New static inline function.
3768 (Layout::include_section): Handle --strip-debug-non-line.
3769 (Layout::make_output_section): If --strip-debug-non-line, build
3770 new output sections for .debug_abbrev and .debug_info.
3771 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3772 gold. Warn about possible overflow.
3773 (read_signed_LEB_128): Likewise.
3774 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3775 (read_signed_LEB_128): Declare.
3776 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3777 (HFILES): Add reduced_debug_output.h.
3778 * Makefile.in: Rebuild.
3779
7d9e3d98
ILT		 37802008-05-21 Ian Lance Taylor <iant@google.com>
3781
3782 * mapfile.cc: New file.
3783 * mapfile.h: New file.
3784 * options.h (class General_options): Add -M/--print-map and -Map.
3785 * options.cc (General_options::finalize): Make -M equivalent to
3786 -Map -.
3787 * main.cc: Include <cstdio> and "mapfile.h".
3788 (main): Open mapfile if requested.
3789 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3790 constructor. Change caller.
3791 (queue_initial_tasks): Add mapfile parameter. Change caller.
3792 (queue_middle_tasks): Likewise.
3793 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3794 declarations.
3795 * archive.cc: Include "mapfile.h".
3796 (Archive::add_symbols): Add mapfile parameter. Change all
3797 callers. Pass mapfile, symbol, and reason to include_member.
3798 (Archive::include_all_members): Add mapfile parameter. Change all
3799 callers.
3800 (Archive::include_member): Add mapfile, sym, and why parameters.
3801 Change all callers. Report inclusion to map file.
3802 * archive.h: Include "fileread.h".
3803 (class Archive): Update declarations.
3804 (Archive::file): New const method.
3805 (class Add_archive_symbols): Add mapfile_ field. Update
3806 constructor. Change all callers.
3807 * readsyms.h (class Read_symbols): Likewise.
3808 (class Finish_group): Likewise.
3809 (class Read_script): Likewise.
3810 * common.cc: Include "mapfile.h".
3811 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3812 all callers.
3813 (Symbol_table::do_allocate_commons): Likewise.
3814 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3815 symbol allocation to mapfile.
3816 * common.h (class Allocate_commons_task): Add mapfile_ field.
3817 Update constructor. Change all callers.
3818 * symtab.h (class Symbol_table): Update declarations.
3819 * layout.cc: Include "mapfile.h".
3820 (Layout_task_runner::run): Print information to mapfile.
3821 (Layout::create_gold_note): Change Output_data_fixed_space to
3822 Output_data_zero_fill.
3823 (Layout::create_build_id): Likewise.
3824 (Layout::print_to_mapfile): New function.
3825 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3826 constructor. Change caller.
3827 (class Layout): Declare print_to_mapfile.
3828 * output.cc (Output_section::Input_section::print_to_mapfile): New
3829 function.
3830 (Output_section::add_input_section): If producing a map, always
3831 add to input_sections_ list.
3832 (Output_section::do_print_to_mapfile): New function.
3833 (Output_segment::print_sections_to_mapfile): New function.
3834 (Output_segment::print_section_list_to_mapfile): New function.
3835 * output.h: Include "mapfile.h".
3836 (Output_data::print_to_mapfile): New function.
3837 (Output_data::do_print_to_mapfile): New virtual function.
3838 (Output_segment_headers::do_print_to_mapfile): New function.
3839 (Output_file_header::do_print_to_mapfile): New function.
3840 (Output_data_const::do_print_to_mapfile): New function.
3841 (class Output_data_const_buffer): Add map_name_ field. Update
3842 constructor. Change all callers. Add do_print_to_mapfile
3843 function.
3844 (class Output_data_fixed_space): Likewise.
3845 (class Output_data_space): Likewise.
3846 (class Output_data_zero_fill): New class.
3847 (Output_data_strtab::do_print_to_mapfile): New function.
3848 (Output_data_reloc_base::do_print_to_mapfile): New function.
3849 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3850 (Output_data_group::do_print_to_mapfile): New function.
3851 (Output_data_got::do_print_to_mapfile): New function.
3852 (Output_data_dynamic::do_print_to_mapfile): New function.
3853 (Output_symtab_xindex::do_print_to_mapfile): New function.
3854 (class Output_section): Declare do_print_to_mapflie. Declare
3855 print_to_mapfile in Input_section.
3856 (class Output_segment): Declare new functions.
3857 * object.h (Sized_relobj::symbol_count): New function.
3858 * script-sections.cc
3859 (Output_section_element_dot_assignment::set_section_addresses):
3860 Change Output_data_fixed_space to Output_data_zero_fill.
3861 (Output_data_expression::do_print_to_mapfile): New function.
3862 * script.cc (read_input_script): Add mapfile parameter. Change
3863 all callers.
3864 * script.h (read_input_script): Update declaration.
3865 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3866 (Eh_frame::do_print_to_mapfile): New function.
3867 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3868 (Output_merge_string::do_print_to_mapfile): New function.
3869 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3870 function.
3871 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3872 function.
3873 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3874 function.
3875 * Makefile.am (CCFILES): Add mapfile.cc.
3876 (HFILES): Add mapfile.h.
3877 * Makefile.in: Rebuild.
3878
9f1d377b
ILT		 38792008-05-19 Ian Lance Taylor <iant@google.com>
3880
3881 * options.h (class General_options): Add -z relro.
3882 * layout.cc (Layout::Layout): Initialize relro_segment_.
3883 (Layout::add_output_section_data): Return the output section.
3884 (Layout::make_output_section): Rcognize relro sections and mark
3885 them appropriately.
3886 (Layout::attach_allocated_section_to_segment): Put relro sections
3887 in a PT_GNU_RELRO segment.
3888 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3889 section as relro.
3890 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3891 PT_TLS segments.
3892 (Layout::linkonce_mapping): Map d.rel.ro.local to
3893 .data.rel.ro.local.
3894 (Layout::output_section_name): Us .data.rel.ro.local for any
3895 section which begins with that.
3896 * layout.h (class Layout): Update add_output_section_data
3897 declaration. Add relro_segment_ field.
3898 * output.cc (Output_section::Output_section): Initialize is_relro_
3899 and is_relro_local_ fields.
3900 (Output_segment::add_output_section): Group relro sections.
3901 (Output_segment::is_first_section_relro): New function.
3902 (Output_segment::maximum_alignment): If there is a relro section,
3903 align the segment to the common page size.
3904 (Output_segment::set_section_addresses): Track whether we are
3905 looking at relro sections. If the last section is a relro
3906 section, align to the common page size.
3907 (Output_segment::set_section_list_addresses): Add in_relro
3908 parameter. Change all callers. Align to the page size when
3909 moving from relro to non-relro section.
3910 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3911 segment.
3912 * output.h (class Output_section): Add is_relro_ and
3913 is_relro_local_ fields.
3914 (Output_section::is_relro): New function.
3915 (Output_section::set_is_relro): New function.
3916 (Output_section::is_relro_local): New function.
3917 (Output_section::set_is_relro_local): New function.
3918 (class Output_segment): Update declarations.
3919 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3920 * sparc.cc (Target_sparc::got_section): Likewise.
3921 * x86_64.cc (Target_x86_64::got_section): Likewise.
3922 * testsuite/relro_test_main.cc: New file.
3923 * testsuite/relro_test.cc: New file.
3924 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3925 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3926 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3927 (relro_test.so, relro_test_pic.o): New targets.
3928 * testsuite/Makefile.in: Rebuild.
3929
a984ee1d
ILT		 39302008-05-16 Ian Lance Taylor <iant@google.com>
3931
01676dcd
ILT		 3932 * output.cc (Output_segment::add_output_section): Remove front
3933 parameter.
3934 * output.h (class Output_segment): Remove
3935 add_initial_output_section and overloaded add_output_section.
3936 Update declaration of remaining add_output_section.
3937 * layout.cc (Layout::create_interp): Call add_output_section
3938 rather than add_initial_output_section.
3939 (Layout::finish_dynamic_section): Likewise.
3940
497897f9
ILT		 3941 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3942 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3943 know the dynamic type.
3944 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3945 field. Initialize it in constructor.
3946 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3947 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3948 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3949 reloc.
3950
a984ee1d
ILT		 3951 * output.cc (Output_reloc::get_address): Change return type to
3952 Elf_Addr.
3953 * output.h (class Output_reloc): Update get_address declaration.
3954 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3955 for section addresses.
3956
55ba0940
ILT		 39572008-05-09 Ian Lance Taylor <iant@google.com>
3958
3959 PR 6493
3960 * gold.cc (gold_nomem): Use return value of write.
3961
75517b77
ILT		 39622008-05-08 Ian Lance Taylor <iant@google.com>
3963
3964 * symtab.c (Symbol::init_base_output_data): Add version
3965 parameter. Change all callers.
3966 (Symbol::init_base_output_segment): Likewise.
3967 (Symbol::init_base_constant): Likewise.
3968 (Symbol::init_base_undefined): Likewise.
3969 (Sized_symbol::init_output_data): Likewise.
3970 (Sized_symbol::init_output_segment): Likewise.
3971 (Sized_symbol::init_constant): Likewise.
3972 (Sized_symbol::init_undefined): Likewise.
3973 (Symbol_table::do_define_in_output_data): If the new symbol has a
3974 version, mark it as the default.
3975 (Symbol_table::do_define_in_output_segment): Likewise.
3976 (Symbol_table::do_define_as_constant): Likewise.
3977 * symtab.h (class Symbol): Update declarations.
3978 (class Sized_symbol): Likewise.
3979 * resolve.cc (Symbol::override_version): New function.
c42e122e 3980 (Symbol::override_base): Call override_version.
75517b77
ILT		 3981 (Symbol::override_base_with_special): Likewise.
3982 * testsuite/ver_script_8.script: New file.
3983 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3984 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3985 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3986 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3987
f1f70eae
ILT		 39882008-05-06 Ian Lance Taylor <iant@google.com>
3989
f3e9c5c5
ILT		 3990 PR 6049
3991 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3992 functions.
3993 (class General_options): Remove existing --undefined, and add
3994 --no-undefined instead. Add new --undefined as synonym for -u.
3995 * archive.cc (Archive::add_symbols): Check whether symbol was
3996 named with -u.
3997 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3998 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3999 all uses. Add IS_UNDEFINED. Update declarations to split
4000 different versions of init_base. Declare init_base_undefined.
4001 (Symbol::is_defined): Handle IS_UNDEFINED.
4002 (Symbol::is_undefined): Likewise.
4003 (Symbol::is_weak_undefined): Call is_undefined.
4004 (Symbol::is_absolute): Handle IS_CONSTANT.
4005 (class Sized_symbol): Update declarations to split different
4006 versions of init. Declare init_undefined.
4007 (class Symbol_table): Declare new functions.
4008 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4009 Change all callers.
4010 (Symbol::init_base_output_data): Likewise.
4011 (Symbol::init_base_output_segment): Likewise.
4012 (Symbol::init_base_constant): Likewise.
4013 (Symbol::init_base_undefined): New function.
4014 (Sized_symbol::init_object): Rename from init. Change all
4015 callers.
4016 (Sized_symbol::init_output_data): Likewise.
4017 (Sized_symbol::init_output_segment): Likewise.
4018 (Sized_symbol::init_constant): Likewise.
4019 (Sized_symbol::init_undefined): New function.
4020 (Symbol_table::add_undefined_symbols_from_command_line): New
4021 function.
4022 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4023 function.
4024 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4025 (Symbol::output_section): Likewise.
4026 (Symbol::set_output_section): Likewise.
4027 (Symbol_table::sized_finalize_symbol): Likewise.
4028 (Symbol_table::sized_write_globals): Likewise.
4029 * resolve.cc (Symbol_table::should_override): Likewise.
4030 (Symbol::override_base_with_special): Likewise.
4031
8bdcdf2c
ILT		 4032 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4033 symbol, change it to have default visibility.
4034 * testsuite/protected_1.cc: New file.
4035 * testsuite/protected_2.cc: New file.
4036 * testsuite/protected_3.cc: New file.
4037 * testsuite/protected_main_1.cc: New file.
4038 * testsuite/protected_main_2.cc: New file.
4039 * testsuite/protected_main_3.cc: New file.
4040 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4041 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4042 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4043 (protected_1.so): New target.
4044 (protected_1_pic.o, protected_2_pic.o): New targets.
4045 (protected_3_pic.o): New target.
4046 (check_PROGRAMS): Add protected_2.
4047 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4048 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4049 * testsuite/Makefile.in: Rebuild.
4050
2b706932
ILT		 4051 * options.h (DEFINE_var): Add set_user_set_##varname__.
4052 (DEFINE_bool_alias): New macro.
4053 (class General_options): Define -Bstatic using DEFINE_bool_alias
4054 rather than DEFINE_special. Add --undefined as an alias for -z
4055 defs.
4056 * options.cc (General_options::parse_Bstatic): Remove.
4057
d82a5bcc
ILT		 4058 * options.h (class General_options): Add --fatal-warnings.
4059 * main.cc (main): Implement --fatal-warnings.
4060 * errors.h (Errors::warning_count): New function.
4061
f1f70eae
ILT		 4062 * options.h (class General_options): Add -Bsymbolic-functions.
4063 * symtab.h (Symbol::is_preemptible): Check for
4064 -Bsymbolic-functions.
4065
8825ac63
ILT		 40662008-05-05 Ian Lance Taylor <iant@google.com>
4067
d98bc257
ILT		 4068 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4069 as noVARNAME rather than no-VARNAME.
4070 (class General_options): Add option -z combreloc.
4071 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4072 get_address.
4073 (Output_reloc::sort_before) [SHT_REL]: New function.
4074 (Output_reloc::sort_before) [SHT_RELA]: New function.
4075 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4076 Sort_relocs_comparison.
4077 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4078 parameter. Change all callers.
4079 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4080 sort_relocs parameter. Change all callers.
4081 * output.cc (Output_reloc::get_address): New function, broken out
4082 of write_rel.
4083 (Output_reloc::write_rel): Call it.
4084 (Output_reloc::compare): New function.
4085 (Output_data_reloc_base::do_write): Optionally sort relocs.
4086
60b2b4e7
ILT		 4087 * configure.ac: If targ_extra_obj is set, link it in.
4088 * configure.tgt: Initialize all variables.
4089 (x86_64*): Set targ_extra_obj and targ_extra_size.
4090 * configure: Rebuild.
4091
8825ac63
ILT		 4092 * object.cc (Sized_relobj::include_section_group): Adjust section
4093 indexes read from group data. Build vector to pass to
4094 layout_group.
4095 * layout.cc (Layout::layout_group): Add flags and shndxes
4096 parameters. Remove contents parameter. Change caller. Update
4097 explicit instantiations.
4098 * layout.h (class Layout): Update layout_group declaration.
4099 * output.cc (Output_data_group::Output_data_group): Add flags and
4100 input_shndxes parameters. Remove contents parameter. Change
4101 caller.
4102 (Output_data_group::do_write): Change input_sections_ to
4103 input_shndxes_.
4104 * output.h (class Output_data_group): Update constructor
4105 declaration. Rename input_sections_ to input_shndxes_.
4106 * testsuite/many_sections_test.cc: Add template.
4107
e94cf127
CC		 41082008-04-30 Cary Coutant <ccoutant@google.com>
4109
4418b2d5
CC		 4110 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4111
e94cf127
CC		 4112 * layout.cc (Layout::include_section): Refactored check for debug
4113 info section.
4114 (Layout::add_comdat): Add new parameters. Change type
4115 of signature parameter. Add object and shndx to signatures table.
4116 (Layout::find_kept_object): New function.
4117 * layout.h: Include <cstring>.
4118 (Layout::is_debug_info_section): New function.
4119 (Layout::add_comdat): Add new parameters.
4120 (Layout::find_kept_object): New function.
4121 (Layout::Kept_section): New struct.
4122 (Layout::Signatures): Change type of map range.
4123 * object.cc (Relobj::output_section_address): New function.
4124 (Sized_relobj::include_section_group): Add new parameters. Change
4125 calls to Layout::add_comdat. Change to build table of kept comdat
4126 groups and table mapping discarded sections to kept sections.
4127 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4128 (Sized_relobj::do_layout): Change calls to include_section_group and
4129 include_linkonce_section.
4130 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4131 value to zero when section is discarded.
4132 (Sized_relobj::map_to_kept_section): New function.
4133 * object.h (Relobj::output_section_address): New function.
4134 (Relobj::Comdat_group): New type.
4135 (Relobj::find_comdat_group): New function.
4136 (Relobj::Comdat_group_table): New type.
4137 (Relobj::Kept_comdat_section): New type.
4138 (Relobj::Kept_comdat_section_table): New type.
4139 (Relobj::add_comdat_group): New function.
4140 (Relobj::set_kept_comdat_section): New function.
4141 (Relobj::get_kept_comdat_section): New function.
4142 (Relobj::comdat_groups_): New field.
4143 (Relobj::kept_comdat_sections_): New field.
4144 (Symbol_value::input_value): Update comment.
4145 (Sized_relobj::map_to_kept_section) New function.
4146 (Sized_relobj::include_linkonce_section): Add new parameter.
4147 * target-reloc.h (Comdat_behavior): New type.
4148 (get_comdat_behavior): New function.
4149 (relocate_section): Add code to map a discarded section to the
4150 corresponding kept section when applying a relocation.
4151
e4e5049b
CS		 41522008-04-30 Craig Silverstein <csilvers@google.com>
4153
4154 * dwarf_reader.cc (next_generation_count): New static var.
4155 (Addr2line_cache_entry): New struct.
4156 (addr2line_cache): New static var.
4157 (Dwarf_line_info::one_addr2line): Added caching.
4158 (Dwarf_line_info::clear_addr2line_cache): New function.
4159 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4160 cache-size parameter.
4161 (Dwarf_line_info::one_addr2line_cache): New function.
4162 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4163 new cache-size argument to one_addr2line(), and clear cache.
4164
d09e9154
CC		 41652008-04-28 Cary Coutant <ccoutant@google.com>
4166
4167 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4168 R_386_PC8 relocations.
4169
7ef73768
ILT		 41702008-04-23 Ian Lance Taylor <iant@google.com>
4171
55438702
ILT		 4172 * object.cc (Sized_relobj::include_section_group): Check for
4173 invalid section group.
4174
c165fb93
ILT		 4175 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4176 header size.
4177
7ef73768
ILT		 4178 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4179 than read for file header.
4180 * archive.cc (Archive::include_member): Likewise.
4181
6194aaab
L		 41822008-04-23 Paolo Bonzini <bonzini@gnu.org>
4183
4184 * aclocal.m4: Regenerate.
4185 * configure: Regenerate.
4186
d491d34e
ILT		 41872008-04-19 Ian Lance Taylor <iant@google.com>
4188
5ea2bac6
ILT		 4189 * version.cc (version_string): Bump to 1.6.
4190
7bc3e21a
ILT		 4191 * testsuite/Makefile.am (many_sections_r_test): New target.
4192 (many_sections_r_test_SOURCES): Remove.
4193 (many_sections_r_test_DEPENDENCIES): Remove.
4194 (many_sections_r_test_LDFLAGS): Remove.
4195 (many_sections_r_test_LDADD): Remove.
4196
7fcd3aa9
ILT		 4197 * object.cc (Sized_relobj::do_add_symbols): Always pass
4198 local_symbol_count_ to add_from_relobj.
4199
4c94d6ae
ILT		 4200 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4201 every thousand variables.
4202 * testsuite/Makefile.in: Rebuild.
4203
d491d34e
ILT		 4204 * object.cc (Xindex::initialize_symtab_xindex): New function.
4205 (Xindex::read_symtab_xindex): New function.
4206 (Xindex::sym_xindex_to_shndx): New function.
4207 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4208 available.
4209 (Sized_relobj::do_initialize_xindex): New function.
4210 (Sized_relobj::do_read_symbols): Adjust section links.
4211 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4212 parameter. Change all callers.
4213 (Sized_relobj::include_section_group): Adjust section links and
4214 symbol section indexes.
4215 (Sized_relobj::do_layout): Adjust section links.
4216 (Sized_relobj::do_count_local_symbols): Adjust section links and
4217 symbol section indexes.
4218 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4219 ordinary and special symbols.
4220 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4221 dynsym_xindex parameters. Change all callers. Adjust section
4222 links. Use SHN_XINDEX when needed.
4223 (Sized_relobj::get_symbol_location_info): Adjust section links.
4224 Don't get fooled by special symbols.
4225 * object.h (class Xindex): Define.
4226 (class Object): Add xindex_ parameter. Declare virtual functoin
4227 do_initialize_xindex.
4228 (Object::adjust_sym_shndx): New function.
4229 (Object::set_xindex): New protected function.
4230 (class Symbol_value): Add is_ordinary_shndx_ field.
4231 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4232 (Symbol_value::value): Assert ordinary section.
4233 (Symbol_value::initialize_input_to_output_map): Likewise.
4234 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4235 Change all callers.
4236 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4237 all callers.
4238 (class Sized_relobj): Update declarations.
4239 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4240 parameter. Change all callers.
4241 (Sized_relobj::adjust_shndx): New function.
4242 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4243 field.
4244 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4245 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4246 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4247 (Sized_dynobj::read_dynsym_section): Adjust section links.
4248 (Sized_dynobj::read_dynamic): Likewise.
4249 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4250 section links.
4251 (Sized_dynobj::do_initialize_xindex): New function.
4252 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4253 do_initialize_xindex.
4254 (Sized_dynobj::adjust_shndx): New function.
4255 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4256 dynsym_xindex_ fields.
4257 (Layout::finalize): Add a call to set_section_indexes before
4258 creating the symtab sections.
4259 (Layout::set_section_indexes): Don't do anything if the section
4260 already has a section index.
4261 (Layout::create_symtab_sections): Add shnum parameter. Change
4262 caller. Create .symtab_shndx section if needed.
4263 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4264 caller.
4265 (Layout::allocated_output_section_count): New function.
4266 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4267 needed.
4268 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4269 fields. Update declarations.
4270 (Layout::symtab_xindex): New function.
4271 (Layout::dynsym_xindex): New function.
4272 (class Write_symbols_task): Add layout_ field.
4273 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4274 Change caller.
4275 * output.cc (Output_section_headers::Output_section_headers): Add
4276 shstrtab_section parameter. Change all callers.
4277 (Output_section_headers::do_sized_write): Store overflow values
4278 for section count and section string table section index in
4279 section header zero.
4280 (Output_file_header::do_sized_write): Check for overflow of
4281 section count and section string table section index.
4282 (Output_symtab_xindex::do_write): New function.
4283 (Output_symtab_xindex::endian_do_write): New function.
4284 * output.h (class Output_section_headers): Add shstrtab_section_.
4285 Update declarations.
4286 (class Output_symtab_xindex): Define.
4287 (Output_section::has_out_shndx): New function.
4288 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4289 field.
4290 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4291 Change all callers.
4292 (Sized_symbol::init): Likewise.
4293 (Symbol::output_section): Check for ordinary symbol.
4294 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4295 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4296 callers.
4297 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4298 Change all callers. Simplify handling of symbols from sections
4299 not included in the link.
4300 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4301 distinction.
4302 (Weak_alias_sorter::operator()): Assert that symbols are
4303 ordinary.
4304 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4305 distinction.
4306 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4307 parameters. Change all callers.
4308 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4309 symbol distinction. Use SHN_XINDEX when needed.
4310 (Symbol_table::write_section_symbol): Add symtab_xindex
4311 parameter. Change all callers.
4312 (Symbol_table::sized_write_section_symbol): Likewise. Use
4313 SHN_XINDEX when needed.
4314 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4315 declarations.
4316 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4317 (Symbol::is_defined): Check is_ordinary.
4318 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4319 (Symbol::is_absolute, Symbol::is_common): Likewise.
4320 (class Sized_symbol): Update declarations.
4321 (class Symbol_table): Update declarations.
4322 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4323 parameters. Change all callers.
4324 (Sized_symbol::override): Likewise.
4325 (Symbol_table::override): Likewise.
4326 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4327 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4328 is_ordinary, and orig_st_shndx parameters. Change all callers.
4329 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4330 to be in an ordinary section.
4331 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4332 object and is_ordinary parameters. Change all callers.
4333 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4334 Change all callers. Don't add undefined or non-ordinary symbols
4335 to reloc_map_.
4336 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4337 Change all callers.
4338 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4339 declarations.
4340 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4341 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4342 (Sized_relobj::relocate_sections): Likewise.
4343 * target-reloc.h (scan_relocs): Adjust section symbol index.
4344 (scan_relocatable_relocs): Likewise.
4345 * i386.cc (Scan::local): Check for ordinary symbols.
4346 * sparc.cc (Scan::local): Likewise.
4347 * x86_64.cc (Scan::local): Likewise.
4348 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4349 to symbol_section_and_value.
4350 * testsuite/many_sections_test.cc: New file.
4351 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4352 (check_PROGRAMS): Add many_sections_test.
4353 (many_sections_test_SOURCES): Define.
4354 (many_sections_test_DEPENDENCIES): Define.
4355 (many_sections_test_LDFLAGS): Define.
4356 (BUILT_SOURCES): Add many_sections_define.h.
4357 (many_sections_define.h): New target.
4358 (BUILT_SOURCES): Add many_sections_check.h.
4359 (many_sections_check.h): New target.
4360 (check_PROGRAMS): Add many_sections_r_test.
4361 (many_sections_r_test_SOURCES): Define.
4362 (many_sections_r_test_DEPENDENCIES): Define.
4363 (many_sections_r_test_LDFLAGS): Define.
4364 (many_sections_r_test_LDADD): Define.
4365 (many_sections_r_test.o): New target.
4366 * testsuite/Makefile.in: Rebuild.
4367
c5818ff1
CC		 43682008-04-17 Cary Coutant <ccoutant@google.com>
4369
4370 * errors.cc (Errors::info): New function.
4371 (gold_info): New function.
4372 * errors.h (Errors::info): New function.
4373 * gold.h (gold_info): New function.
4374 * object.cc (Input_objects::add_object): Print trace output.
4375 * options.cc (options::parse_set): New function.
4376 (General_options::parse_wrap): Deleted.
4377 (General_options::General_options): Deleted initializer.
4378 * options.h (options::String_set): New typedef.
4379 (options::parse_set): New function.
4380 (DEFINE_set): New macro.
4381 (General_options::wrap): Changed to use DEFINE_set. Changed
4382 callers of any_wrap_symbols and is_wrap_symbol.
4383 (General_options::trace, General_options::trace_symbol):
4384 New options.
4385 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4386 (General_options::wrap_symbols_): Deleted.
4387 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4388
b5be4a7c
DM		 43892008-04-17 David S. Miller <davem@davemloft.net>
4390
4391 * options.cc (General_options::parse_V): New function.
4392 * options.h: Add entries for -V and -Qy.
4393
155a0dd7
ILT		 43942008-04-17 Ian Lance Taylor <iant@google.com>
4395
4396 * common.cc (Symbol_table::allocate_commons): Remove options
4397 parameter. Change caller.
4398 (Symbol_table::do_allocate_commons): Remove options parameter.
4399 Change caller. Just call do_allocate_commons_list twice.
4400 (Symbol_table::do_allocate_commons_list): New function, broken out
4401 of do_allocate_commons.
4402 * common.h (class Allocate_commons_task): Remove options_ field.
4403 Update constructor.
4404 * symtab.cc (Symbol_table::Symbol_table): Initialize
4405 tls_commons_.
4406 (Symbol_table::add_from_object): Put TLS common symbols on
4407 tls_commons_ list.
4408 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4409 which are IN_OUTPUT_DATA.
4410 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4411 allocate_commons and do_allocate_commons declarations. Declare
4412 do_allocate_commons_list.
4413 * gold.cc (queue_middle_tasks): Update creation of
4414 Allocate_commons_task to not pass options.
4415 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4416 (TLS_TEST_C_FLAGS): New variable.
4417 (tls_test_c_pic.o): New target.
4418 (tls_test_shared.so): Link in tls_test_c_pic.o.
4419 (tls_test_c_pic_ie.o): New target.
4420 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4421 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4422 (tls_test_c.o): New target.
4423 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4424 (tls_pic_test_LDADD): Likewise.
4425 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4426 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4427 (tls_test_c_gnu2.o): New target.
4428 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4429 tls_test_c_gnu2.o.
4430 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4431 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4432 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4433 * testsuite/tls_test.cc: Include "config.h".
4434 (t_last): Call t11_last.
4435 * testsuite/tls_test.h (t11, t11_last): Declare.
4436 * testsuite/tls_test_c.c: New file.
4437 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4438 * configure.ac: Check for OpenMP support.
4439 * configure, config.in, Makefile.in: Rebuild.
4440 * testsuite/Makefile.in: Rebuild.
4441
edfbb029
CC		 44422008-04-16 Cary Coutant <ccoutant@google.com>
4443
4444 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4445 (Target_i386::tls_base_symbol_defined_): New field.
4446 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4447 (Target_i386::Scan::global): Likewise.
4448 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4449 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4450 (Target_x86_64::tls_base_symbol_defined_): New field.
4451 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4452 (Target_x86_64::Scan::global): Likewise.
4453
f3c69fca
CC		 44542008-04-16 Cary Coutant <ccoutant@google.com>
4455
4456 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4457 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4458 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4459 building shared libraries.
4460 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4461 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4462 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4463 * testsuite/Makefile.in: Rebuild.
4464 * testsuite/weak_undef.h: New file.
4465 * testsuite/weak_undef_file1.cc: Add extra test cases.
4466 * testsuite/weak_undef_file2.cc: Likewise.
4467 * testsuite/weak_undef_test.cc: Likewise.
4468
7c414435
DM		 44692008-04-16 David S. Miller <davem@davemloft.net>
4470
32b769e1
DM		 4471 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4472 Add issued_non_pic_error_ field. Declare check_non_pic.
4473 (Target_sparc::Scan::check_non_pic): New function.
4474 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4475 (Target_sparc::Scan::global): Likewise.
4476
11936fb1
DM		 4477 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4478 * configure: Rebuild.
4479
7c414435
DM		 4480 * options.h (DEFINE_enable): New macro.
4481 (new_dtags): New enable option.
4482 (initfirst, interpose, loadfltr, nodefaultlib,
4483 nodelete, nodlopen, nodump): New -z options.
4484 * layout.cc (Layout:finish_dynamic_section): If new
4485 dtags enabled, emit DT_RUNPATH. Also, emit a
4486 DT_FLAGS_1 containing any specified -z flags.
4487
85c7bf8b
ILT		 44882008-04-16 Ian Lance Taylor <iant@google.com>
4489
12c0daef
ILT		 4490 * copy-relocs.cc: New file.
4491 * copy-relocs.h: New file.
4492 * reloc.cc: Remove Copy_relocs code.
4493 * reloc.h: Likewise.
4494 * reloc-types.h (struct Reloc_types) [both versions]: Add
4495 get_reloc_addend_noerror.
4496 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4497 variants of add_global which take an addend which must be zero.
4498 * i386.cc: Include "copy-relocs.h".
4499 (class Target_i386): Change type of copy_relocs_ to variable,
4500 update initializer.
4501 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4502 Change all callers.
4503 (Target_i386::do_finalize_sections): Change handling of
4504 copy_relocs_.
4505 * sparc.cc: Include "copy-relocs.h".
4506 (class Target_sparc): Change type of copy_relocs_ to variable,
4507 update initializer.
4508 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4509 Change all callers.
4510 (Target_sparc::do_finalize_sections): Change handling of
4511 copy_relocs_.
4512 * x86_64.cc: Include "copy-relocs.h".
4513 (class Target_x86_64): Change type of copy_relocs_ to variable,
4514 update initializer.
4515 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4516 class. Change all callers.
4517 (Target_x86_64::do_finalize_sections): Change handling of
4518 copy_relocs_.
4519 * Makefile.am (CCFILES): Add copy-relocs.cc.
4520 (HFILES): Add copy-relocs.h.
4521
4f4995b6
ILT		 4522 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4523
85c7bf8b
ILT		 4524 * testsuite/script_test_4.sh: Permit leading zeroes.
4525
4f2a9edd
ILT		 45262008-04-15 Ian Lance Taylor <iant@google.com>
4527
e6188289
ILT		 4528 * script-sections.cc (Script_sections::create_segments): Use
4529 header_size_adjustment even when there is enough room for the
4530 headers.
4531 * testsuite/script_test_4.sh: New file.
4532 * testsuite/script_test_4.t: New file.
4533 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4534 (check_DATA): Add script_test_4.stdout.
4535 (MOSTLYCLEANFILES): Likewise.
4536 (script_test_4): New target.
4537 (script_test_4.stdout): New target.
4538 * testsuite/Makefile.in: Rebuild.
4539
4f2a9edd
ILT		 4540 * sparc.cc: Add definitions for Output_data_plt_sparc class
4541 constants.
4542
f5314dd5
DM		 45432008-04-14 David S. Miller <davem@davemloft.net>
4544
4545 * sparc.cc: New file.
4546 * Makefile.am (TARGETSOURCES): Add sparc.cc
4547 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4548 * configure.tgt: Document targ_extra_size and
4549 targ_extra_big_endian. Add entries for sparc-* and
4550 sparc64-*.
4551 * configure.ac: Handle targ_extra_size and
4552 targ_extra_big_endian.
4553 * Makefile.in: Rebuild.
4554 * configure: Likewise.
4555 * po/POTFILES.in: Likewise.
4556 * po/gold.pot: Likewise.
4557
154e0e9a
ILT		 45582008-04-14 Ian Lance Taylor <iant@google.com>
4559
4560 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4561 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4562 in the name/type/flags to section mapping. Don't call
4563 allocate_output_section.
4564 (Layout::choose_output_section): Change parameter from adjust_name
4565 to is_input_section. Don't permit input sections after sections
4566 are attached to segments. Don't call allocate_output_section.
4567 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4568 not write_enable_output_section.
4569 (Layout::make_output_section): Don't push to
4570 unattached_section_list_ nor call attach_to_segment. Call
4571 attach_section_to_segment if sections are attached.
4572 (Layout::attach_sections_to_segments): New function.
4573 (Layout::attach_section_to_segment): New function.
4574 (Layout::attach_allocated_section_to_segment): Rename from
4575 attach_to_segment. Remove flags parameter.
4576 (Layout::allocate_output_section): Remove function.
4577 (Layout::write_enable_output_section): Remove function.
4578 * layout.h (class Layout): Update for above changes. Add new
4579 field sections_are_attached_.
4580 * output.h (Output_section::update_flags_for_input_section): New
4581 function.
4582 * output.cc (Output_section::add_input_section): Call
4583 update_flags_for_input_section.
4584 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4585
009a67a2
CC		 45862008-04-11 Cary Coutant <ccoutant@google.com>
4587
4588 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4589 thought unnecessary.
4590 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4591
759b1a24
ILT		 45922008-04-11 Ian Lance Taylor <iant@google.com>
4593
4594 * output.h (class Output_section_data): Remove inline definition
4595 of set_addralign.
4596 * output.cc (Output_section_data::set_addralign): New function.
4597
c2b45e22
CC		 45982008-04-11 Cary Coutant <ccoutant@google.com>
4599
4600 Add support for TLS descriptors for i386 and x86_64.
4601 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4602 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4603 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4604 GOT_TYPE_TLS_DESC.
4605 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4606 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4607 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4608 relocations.
4609 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4610 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4611 Fix problem with initial-exec relocations.
4612 (Target_i386::Relocate::relocate_tls): Likewise.
4613 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4614 relaxation.
4615 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4616 support for section-plus-offset dynamic table entries.
4617 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4618 (Output_data_dynamic::Dynamic_entry): Add support for
4619 section-plus-offset dynamic table entries.
4620 (Output_data_dynamic::Classification): Likewise.
4621 (Output_data_dynamic::classification_): Renamed offset_.
4622 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4623 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4624 (Target_x86_64::make_plt_section): New function.
4625 (Target_x86_64::reserve_tlsdesc_entries): New function.
4626 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4627 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4628 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4629 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4630 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4631 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4632 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4633 add extra PLT entry for TLS descriptors.
4634 (Output_data_plt_x86_64::got_): New field.
4635 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4636 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4637 fields.
4638 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4639 descriptors.
4640 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4641 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4642 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4643 R_386_TLS_DESC_CALL relocations.
4644 (Target_x86_64::Scan::global): Likewise.
4645 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4646 for TLS descriptors.
4647 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4648 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4649 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4650 GD-to-IE relaxation.
4651 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4652 and TLS_DESCRIPTORS.
4653 * Makefile.in: Rebuild.
4654 * configure: Rebuild.
4655 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4656 (tls_test_shared2.so): New target.
4657 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4658 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4659 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4660 (tls_shared_gd_to_ie_test_LDADD): New variable.
4661 (tls_shared_gnu2_gd_to_ie_test): New target.
4662 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4663 New targets.
4664 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4665 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4666 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4667 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4668 (tls_shared_gnu2_test): New target.
4669 (tls_test_gnu2_shared.so): New target.
4670 (tls_shared_gnu2_test_SOURCES): New variable.
4671 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4672 (tls_shared_gnu2_test_LDFLAGS): New variable.
4673 (tls_shared_gnu2_test_LDADD): New variable.
4674 * testsuite/Makefile.in: Rebuild.
4675 * testsuite/Makefile.
4676
83bfb6b7
ILT		 46772008-04-11 Ian Lance Taylor <iant@google.com>
4678
4679 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4680 justsyms.t.
4681 * testsuite/Makefile.in: Rebuild.
4682
4683 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4684 long.
4685 * testsuite/script_test_2.cc (main): Adjust test.
4686
706e1f5e
ILT		 46872008-04-11 David S. Miller <davem@davemloft.net>
4688 Ian Lance Taylor <iant@google.com>
4689
4690 * options.h (General_options): Add entries for '-Y' and
4691 '-relax'.
4692 * options.cc (General_options:finalize): If -Y was used, add those
4693 entries to the library path instead of the default "/lib" and
4694 "/usr/lib".
4695
7c98e6bb
DM		 46962008-04-11 David S. Miller <davem@davemloft.net>
4697
4698 * testsuite/justsyms.t: Start at 0x100.
4699 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 4700 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4701 long.
4702 * testsuite/script_test_2.cc: Adjust string and section length
4703 checks.
7c98e6bb 4704
99a37bfd
ILT		 47052008-04-09 Ian Lance Taylor <iant@google.com>
4706
2cefc357
ILT		 4707 PR gold/5996
4708 * script-sections.cc (Sections_element::allocate_to_segment): Add
4709 orphan parameter.
4710 (Output_section_definition::allocate_to_segment): Likewise.
4711 (Orphan_output_section::allocate_to_segment): Likewise.
4712 (Script_sections::attach_sections_using_phdrs_clause): Don't
4713 propagate non-PT_LOAD segments to orphan sections.
4714 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4715 readelf rather than objdump.
4716 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4717 .interp section and PT_INTERP segment are the same size.
4718 * testsuite/Makefile.in: Rebuild.
4719
99a37bfd
ILT		 4720 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4721 aliases for symbols defined in the same object.
4722 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4723 (weak_alias_test_SOURCES): New variable.
4724 (weak_alias_test_DEPENDENCIES): New variable.
4725 (weak_alias_test_LDFLAGS): New variable.
4726 (weak_alias_test_LDADD): New variable.
4727 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4728 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4729 (weak_alias_test_3.o): New target.
4730 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4731 * testsuite/weak_alias_test_main.cc: New file.
4732 * testsuite/weak_alias_test_1.cc: New file.
4733 * testsuite/weak_alias_test_2.cc: New file.
4734 * testsuite/weak_alias_test_3.cc: New file.
4735
780e49c5
ILT		 47362008-04-08 Ian Lance Taylor <iant@google.com>
4737
cdb0b8f5
ILT		 4738 * options.h (class General_options): Add --noinhibit-exec option.
4739 * main.cc (main): Check --noinhibit-exec.
4740
0864d551
ILT		 4741 * options.h (class General_options): Define --wrap as a special
4742 option. Add wrap_symbols_ field.
4743 (General_options::any_wrap_symbols): New function.
4744 (General_options::is_wrap_symbol): New function.
4745 * options.cc (General_options::parse_wrap): New function.
4746 (General_options::General_options): Initialize wrap_symbols_.
4747 * symtab.cc (Symbol_table::wrap_symbol): New function.
4748 (Symbol_table::add_from_object): Handle --wrap.
4749 * symtab.h (class Symbol_table): Declare wrap_symbol.
4750 * target.h (Target::wrap_char): New function.
4751 (Target::Target_info): Add wrap_char field.
4752 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4753 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4754 * testsuite/testfile.cc (Target_test::test_target_info):
4755 Likewise.
4756
789aa6de
ILT		 4757 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4758 there is one.
4759
2c38906f
ILT		 4760 * layout.h (class Layout): Add added_eh_frame_data_ field.
4761 * layout.cc (Layout::Layout): Initialize new field.
4762 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4763 output section until we find a section we merged successfully.
4764 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4765 that the size be non-zero.
4766
780e49c5
ILT		 4767 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4768 qualifier.
4769
7fcd0256
ILT		 47702008-04-08 Craig Silverstein <csilvers@google.com>
4771
4772 * configure.ac: Export new conditional variable HAVE_ZLIB.
4773 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4774 on HAVE_ZLIB.
4775 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4776 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4777
6835af53
ILT		 47782008-04-07 Ian Lance Taylor <iant@google.com>
4779
e24f324c
ILT		 4780 * version.cc (version_string): Set to "1.5".
4781
a036edd8
ILT		 4782 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4783 Add issued_non_pic_error_ field. Declare check_non_pic.
4784 (Target_x86_64::Scan::check_non_pic): New function.
4785 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4786 (Target_x86_64::Scan::global): Likewise.
4787
624f8810
ILT		 4788 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4789 addend parameter. Change caller. Handle merge sections.
4790 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4791 Address to Addend. Don't add in the result of
4792 local_section_offset, pass down the addend and use the returned
4793 value.
4794 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4795 Update declarations of local_section_offset and symbol_value.
4796 * testsuite/two_file_test_1.cc (t18): New function.
4797 * testsuite/two_file_test_2.cc (f18): New function.
4798 * testsuite/two_file_test_main.cc (main): Call t18.
4799 * testsuite/two_file_test.h (t18, f18): Declare.
4800
6835af53
ILT		 4801 * configure.ac: Don't test for objdump, c++filt, or readelf.
4802 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4803 conditionals.
4804 (TEST_READELF): New variable.
4805 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4806 (check_PROGRAMS): Add two_file_strip_test.
4807 (two_file_strip_test): New target.
4808 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4809 (two_file_same_shared_strip_test_SOURCES): New variable.
4810 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4811 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4812 (two_file_same_shared_strip_test_LDADD): New variable.
4813 (two_file_shared_strip.so): New target.
4814 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4815 (ver_test_5.syms, ver_test_7.syms): Likewise.
4816 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4817 (strip_test_3.stdout): Use TEST_OBJDUMP.
4818 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4819
86925eef
CC		 48202008-04-04 Cary Coutant <ccoutant@google.com>
4821
4822 * symtab.h (Symbol::is_weak_undefined): New function.
4823 (Symbol::is_strong_undefined): New function.
4824 (Symbol::is_absolute): New function.
4825 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4826 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4827 absolute symbols.
4828 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4829 (weak_undef_test): New target.
4830 * testsuite/Makefile.in: Rebuild.
4831 * testsuite/weak_undef_file1.cc: New file.
4832 * testsuite/weak_undef_file2.cc: New file.
4833 * testsuite/weak_undef_test.cc: New file.
4834
126f3ece
ILT		 48352008-04-03 Craig Silverstein <csilvers@google.com>
4836
4837 * compressed_output.h (class Output_compressed_section): Use
4838 unsigned buffer.
4839 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4840 add zlib header.
4841 (zlib_compressed_suffix): Removed.
4842 (Output_compressed_section::set_final_data_size): Use unsigned
4843 buffers.
4844 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4845 Fix linker invocation.
4846 (flagstest_o_specialfile_and_compress_debug_sections):
4847 Likewise.
4848 * testsuite/Makefile.in: Regenerated.
4849
deae2a14
DM		 48502008-04-02 David S. Miller <davem@davemloft.net>
4851
4852 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4853 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4854
70752818
ILT		 48552008-04-02 Craig Silverstein <csilvers@google.com>
4856
4857 * TODO: New file.
4858
39d0cb0e
ILT		 48592008-04-02 Ian Lance Taylor <iant@google.com>
4860
4861 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4862 parameters. Update for new key type to views_. Change all
4863 callers.
4864 (File_read::read): Adjust for byteshift in returned view.
4865 (File_read::add_view): New function, broken out of
4866 find_and_make_view.
4867 (File_read::make_view): New function, broken out of
4868 find_and_make_view.
4869 (File_read::find_or_make_view): Add offset and aligned
4870 parameters. Rewrite accordingly. Change all callers.
4871 (File_read::get_view): Add offset and aligned parameters. Adjust
4872 for byteshift in return value.
4873 (File_read::get_lasting_view): Likewise.
4874 * fileread.h (class File_read): Update declarations.
4875 (class File_read::View): Add byteshift_ field. Add byteshift to
4876 constructor. Add byteshift method.
4877 * archive.h (Archive::clear_uncached_views): New function.
4878 (Archive::get_view): Add aligned parameter. Change all callers.
4879 * object.h (Object::get_view): Add aligned parameter. Change all
4880 callers.
4881 (Object::get_lasting_view): Likewise.
4882
4883 * fileread.cc (File_read::release): Don't call clear_views if
4884 there are multiple objects.
4885 * fileread.h (File_read::clear_uncached_views): New function.
4886 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4887 on the archive.
4888
a1207466
CC		 48892008-03-31 Cary Coutant <ccoutant@google.com>
4890
4891 Add thin archive support.
4892 * archive.cc (Archive::armagt): New const.
4893 (Archive::setup): Remove task parameter and calls to unlock.
4894 (Archive::unlock_nested_archives): New function.
4895 (Archive::read_header): Add nested_off parameter. Change
4896 all callers.
4897 (Archive::interpret_header): Likewise.
4898 (Archive::include_all_members): Change to handle thin
4899 archives.
4900 (Archive::include_member): Likewise.
4901 * archive.h (Archive::Archive): Add new parameters and
4902 initializers.
4903 (Archive::armagt): New const.
4904 (Archive::setup): Remove task parameter.
4905 (Archive::unlock_nested_archives): New function.
4906 (Archive::read_header): Add nested_off parameter.
4907 (Archive::interpret_header): Likewise.
4908 (Archive::Nested_archive_table): New typedef.
4909 (Archive::is_thin_archive_): New field.
4910 (Archive::nested_archives_): New field.
4911 (Archive::options_): New field.
4912 (Archive::dirpath_): New field.
4913 (Archive::task_): New field.
4914 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4915 for thin archives. Pass additional parameters to
4916 Archive::Archive. Unlock the archive file after calling
4917 Archive::setup.
cd536b21 4918
479f6503
ILT		 49192008-03-29 Ian Lance Taylor <iant@google.com>
4920
686c8caf
ILT		 4921 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4922 version symbol to be local.
4923 * testsuite/ver_test_4.sh: New file.
4924 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4925 (check_DATA): Add ver_test_4.syms.
4926 (ver_test_4.syms): New target.
4927 * testsuite/Makefile.in: Rebuild.
4928
ab794b6b
ILT		 4929 * output.cc
4930 (Output_section::Input_section_sort_entry::has_priority): New
4931 function.
4932 (Output_section::Input_section_sort_entry::match_file_name): New
4933 function.
4934 (Output_section::Input_section_sort_entry::match_section_name):
4935 Remove.
4936 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4937 Remove.
4938 (Output_section::Input_section_sort_entry::match_section_file):
4939 Remove.
4940 (Output_section::Input_section_sort_compare::operator()): Rewrite
4941 using new Input_section_sort_entry functions. Sort crtbegin and
4942 crtend first. Sort sections with no priority before sections with
4943 a priority.
4944 * testsuite/initpri1.c (d3): Check j != 4.
4945 (cd5): New constructor/destructor function.
4946 (main): Check j != 2.
4947
479f6503
ILT		 4948 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4949 new symbol when resolving, don't call set_is_default.
4950 * testsuite/ver_test_7.cc: New file.
4951 * testsuite/ver_test_7.sh: New file.
4952 * testsuite/Makefile.am (ver_test_7.so): New target.
4953 (ver_test_7.o): New target.
4954 (check_SCRIPTS): Add ver_test_7.sh.
4955 (check_DATA): Add ver_test_7.syms.
4956 (ver_test_7.syms): New target.
4957
2fd32231
ILT		 49582008-03-28 Ian Lance Taylor <iant@google.com>
4959
4960 * layout.cc (Layout::layout): If we see an input section with a
4961 name that needs sorting, set the must_sort flag for the output
4962 section.
4963 (Layout::make_output_section): If the name of the output section
4964 indicates that it might require sorting, set the may_sort flag.
4965 * output.h (Output_section::may_sort_attached_input_sections): New
4966 function.
4967 (Output_section::set_may_sort_attached_input_sections): New
4968 function.
4969 (Output_section::must_sort_attached_input_sections): New
4970 function.
4971 (Output_section::set_must_sort_attached_input_sections): New
4972 function.
4973 (class Output_section): Declare Input_section_sort_entry. Define
4974 Input_section_sort_compare. Declare
4975 sort_attached_input_sections. Add new fields:
4976 may_sort_attached_input_sections_,
4977 must_sort_attached_input_sections_,
4978 attached_input_sections_are_sorted_.
4979 * output.cc (Output_section::Output_section): Initialize new
4980 fields.
4981 (Output_section::add_input_section): Add an entry to
4982 input_sections_ if may_sort or must_sort are true.
4983 (Output_section::set_final_data_size): Call
4984 sort_attached_input_sections if necessary.
4985 (Output_section::Input_section_sort_entry): Define new class.
4986 (Output_section::Input_section_sort_compare::operator()): New
4987 function.
4988 (Output_section::sort_attached_input_sections): New function.
4989 * configure.ac: Check whether the compiler supports constructor
4990 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4991 * testsuite/initpri1.c: New file.
4992 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4993 CONSTRUCTOR_PRIORITY.
4994 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4995 (initpri1_LDFLAGS): New variable.
4996 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4997
18e6b24e
ILT		 49982008-03-27 Ian Lance Taylor <iant@google.com>
4999
49bdd526
ILT		 5000 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5001 * testsuite/common_test_1.c: New file.
5002 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5003 (common_test_1_SOURCES): New variable.
5004 (common_test_1_DEPENDENCIES): New variable.
5005 (common_test_1_LDFLAGS): New variable.
5006
18e6b24e
ILT		 5007 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5008 and commons_ correctly when NAME/VERSION does not override
5009 NAME/NULL.
5010 * testsuite/ver_test_6.c: New file.
5011 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5012 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5013 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5014
04bf7072
ILT		 50152008-03-26 Ian Lance Taylor <iant@google.com>
5016
5871526f
ILT		 5017 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5018 of an undefined symbol from a version script.
5019 * testsuite/Makefile.am (ver_test_5.so): New target.
5020 (ver_test_5.o): New target.
5021 (check_SCRIPTS): Add ver_test_5.sh.
5022 (check_DATA): Add ver_test_5.syms.
5023 (ver_test_5.syms): New target.
5024 * testsuite/ver_test_5.cc: New file.
5025 * testsuite/ver_test_5.script: New file.
5026 * testsuite/ver_test_5.sh: New file.
5027 * Makefile.in, testsuite/Makefile.in: Rebuild.
5028
04bf7072
ILT		 5029 PR gold/5986
5030 Fix problems building gold with gcc 4.3.0.
5031 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5032 (gold_error_at_location, gold_warning_at_location): Use it.
5033 * configure.ac: Check whether we can compile and use a template
5034 function with a printf attribute.
5035 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5036 when jumping over bytes.
5037 * object.cc: Instantiate Object::read_section_data.
5038 * debug.h: Include <cstring>
5039 * dwarf_reader.cc: Include <algorithm>
5040 * main.cc: Include <cstring>.
5041 * options.cc: Include <cstring>.
5042 * output.cc: Include <cstring>.
5043 * script.cc: Include <cstring>.
5044 * script.h: Include <string>.
5045 * symtab.cc: Include <cstring> and <algorithm>.
5046 * target-select.cc: Include <cstring>.
5047 * version.cc: Include <string>.
5048 * testsuite/testmain.cc: Include <cstdlib>.
5049 * configure, config.in: Rebuild.
5050
874c5b28
ILT		 50512008-03-25 Ian Lance Taylor <iant@google.com>
5052
819d6c3a
ILT		 5053 * options.cc: Include "../bfd/bfdver.h".
5054 (options::help): Print bug reporting address.
5055
f4b2c6f5
ILT		 5056 * version.cc (print_version): Adjust output for current value of
5057 BFD_VERSION_STRING.
5058
5059 * NEWS: New file.
5060
e96caa79
ILT		 5061 * options.cc (options::help): Print list of supported targets.
5062 * target-select.h: Include <vector>.
5063 (class Target_selector): Make machine_, size_, and is_big_endian_
5064 fields const. Add bfd_name_ and instantiated_target_ fields.
5065 (Target_selector::Target_selector): Add bfd_name parameter.
5066 (Target_selector::recognize): Make non-virtual, call
5067 do_recognize.
5068 (Target_selector::recognize_by_name): Make non-virtual, call
5069 do_recognize_by_name.
5070 (Target_selector::supported_names): New function.
5071 (Target_selector::bfd_name): New function.
5072 (Target_selector::do_instantiate_target): New pure virtual
5073 function.
5074 (Target_selector::do_recognize): New virtual function.
5075 (Target_selector::do_recognize_by_name): New virtual function.
5076 (Target_selector::instantiate_target): New private function.
5077 (supported_target_names): Declare.
5078 * target-select.cc (Target_selector::Target_selector): Update for
5079 new parameter and fields.
5080 (select_target_by_name): Check that the name matches before
5081 calling recognize_by_name.
5082 (supported_target_names): New function.
5083 * i386.cc (class Target_selector_i386): Update Target_selector
5084 constructor call. Remove recognize and recognize_by_name. Add
5085 do_instantiate_target.
5086 * x86_64.cc (class Target_selector_x86_64): Likewise.
5087 * testsuite/testfile.cc (class Target_selector_test): Update for
5088 changes to Target_selector.
5089
874c5b28
ILT		 5090 * README: Rewrite, with some notes on unsupported features.
5091
0a65a3a7
CC		 50922008-03-24 Cary Coutant <ccoutant@google.com>
5093
5094 * i386.cc (Target_i386::Got_type): New enum declaration.
5095 (Target_i386::Scan::local): Updated callers of Output_data_got
5096 member functions.
5097 (Target_i386::Scan::global): Likewise.
5098 (Target_i386::Relocate::relocate): Likewise.
5099 (Target_i386::Relocate::relocate_tls): Likewise.
5100 * object.h (Got_offset_list): New class.
5101 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5102 (Sized_relobj::local_got_offset): Likewise.
5103 (Sized_relobj::set_local_got_offset): Likewise.
5104 (Sized_relobj::local_has_tls_got_offset): Removed.
5105 (Sized_relobj::local_tls_got_offset): Removed.
5106 (Sized_relobj::set_local_tls_got_offset): Removed.
5107 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5108 * output.cc (Output_data_got::add_global): Added got_type parameter.
5109 (Output_data_got::add_global_with_rel): Likewise.
5110 (Output_data_got::add_global_with_rela): Likewise.
5111 (Output_data_got::add_global_pair_with_rel): New function.
5112 (Output_data_got::add_global_pair_with_rela): New function.
5113 (Output_data_got::add_local): Added got_type parameter.
5114 (Output_data_got::add_local_with_rel): Likewise.
5115 (Output_data_got::add_local_with_rela): Likewise.
5116 (Output_data_got::add_local_pair_with_rel): New function.
5117 (Output_data_got::add_local_pair_with_rela): New function.
5118 (Output_data_got::add_global_tls): Removed.
5119 (Output_data_got::add_global_tls_with_rel): Removed.
5120 (Output_data_got::add_global_tls_with_rela): Removed.
5121 (Output_data_got::add_local_tls): Removed.
5122 (Output_data_got::add_local_tls_with_rel): Removed.
5123 (Output_data_got::add_local_tls_with_rela): Removed.
5124 * output.h (Output_data_got::add_global): Added got_type parameter.
5125 (Output_data_got::add_global_with_rel): Likewise.
5126 (Output_data_got::add_global_with_rela): Likewise.
5127 (Output_data_got::add_global_pair_with_rel): New function.
5128 (Output_data_got::add_global_pair_with_rela): New function.
5129 (Output_data_got::add_local): Added got_type parameter.
5130 (Output_data_got::add_local_with_rel): Likewise.
5131 (Output_data_got::add_local_with_rela): Likewise.
5132 (Output_data_got::add_local_pair_with_rel): New function.
5133 (Output_data_got::add_local_pair_with_rela): New function.
5134 (Output_data_got::add_global_tls): Removed.
5135 (Output_data_got::add_global_tls_with_rel): Removed.
5136 (Output_data_got::add_global_tls_with_rela): Removed.
5137 (Output_data_got::add_local_tls): Removed.
5138 (Output_data_got::add_local_tls_with_rel): Removed.
5139 (Output_data_got::add_local_tls_with_rela): Removed.
5140 * resolve.cc (Symbol::override_base_with_special): Removed
5141 reference to has_got_offset_ field.
5142 * symtab.cc (Symbol::init_fields): Replaced initialization
5143 of got_offset_ with got_offsets_. Removed initialization
5144 of has_got_offset_
53fcba31 5145 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5146 (Symbol::got_offset): Likewise.
5147 (Symbol::set_got_offset): Likewise.
5148 (Symbol::has_tls_got_offset): Removed.
5149 (Symbol::tls_got_offset): Removed.
5150 (Symbol::set_tls_got_offset): Removed.
5151 (Symbol::got_offset_): Removed.
5152 (Symbol::tls_mod_got_offset_): Removed.
5153 (Symbol::tls_pair_got_offset_): Removed.
5154 (Symbol::got_offsets_): New field.
5155 (Symbol::has_got_offset): Removed.
5156 (Symbol::has_tls_mod_got_offset): Removed.
5157 (Symbol::has_tls_pair_got_offset): Removed.
5158 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5159 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5160 member functions.
5161 (Target_x86_64::Scan::global): Likewise.
5162 (Target_x86_64::Relocate::relocate): Likewise.
5163 (Target_x86_64::Relocate::relocate_tls): Likewise.
5164
bd52eafb
BE		 51652008-03-25 Ben Elliston <bje@au.ibm.com>
5166
5167 * yyscript.y: Fix spelling error in comment.
5168
8b105e34
ILT		 51692008-03-24 Ian Lance Taylor <iant@google.com>
5170
8ed814a9
ILT		 5171 * options.h (class General_options): Define build_id option.
5172 * layout.h (class Layout): Declare write_build_id, create_note,
5173 create_build_id. Add build_id_note_ member.
5174 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5175 "libiberty.h", "md5.h", "sha1.h".
5176 (Layout::Layout): Initialize eh_frame_data_,
5177 eh_frame_hdr_section_, and build_id_note_.
5178 (Layout::finalize): Call create_build_id.
5179 (Layout::create_note): New function, broken out of
5180 Layout::create_gold_note.
5181 (Layout::create_gold_note): Call create_note.
5182 (Layout::create_build_id): New function.
5183 (Layout::write_build_id): New function.
5184 (Close_task_runner::run): Call write_build_id.
5185
8b105e34
ILT		 5186 * x86_64.cc: Correct license to GPLv3.
5187
086a1841
ILT		 51882008-03-23 Ian Lance Taylor <iant@google.com>
5189
5190 * options.cc: Include "demangle.h".
5191 (parse_optional_string): New function.
5192 (parse_long_option): Handle takes_optional_argument.
5193 (parse_short_option): Update dash_z initializer. Handle
5194 takes_optional_argument.
5195 (General_options::General_options): Initialize do_demangle_.
5196 (General_options::finalize): Set do_demangle_. Handle demangling
5197 style.
5198 * options.h (parse_optional_string): Declare.
5199 (struct One_option): Add optional_arg field. Update constructor.
5200 Update call constructor calls. Add takes_optional_argument
5201 function.
5202 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5203 (DEFINE_optional_string): Define.
5204 (General_options::demangle): Change from DEFINE_bool to
5205 DEFINE_optional_string.
5206 (General_options::no_demangle): New function.
5207 (General_options::do_demangle): New function.
5208 (General_options::set_do_demangle): New function.
5209 (General_options::execstack_status_): Move definition to end of
5210 class definition.
5211 (General_options::static_): Likewise.
5212 (General_options::do_demangle_): New field.
5213 * object.cc (big_endian>::get_symbol_location_info): Call
5214 Options::do_demangle, not Options::demangle.
5215 * symtab.cc (demangle): Likewise.
5216
cbb93e63
ILT		 52172008-03-22 Ian Lance Taylor <iant@google.com>
5218
5219 * gold.h: Include <cstddef> and <sys/types.h>
5220 * options.h: Include <cstring>.
5221
ec531623
ILT		 52222008-03-21 Ian Lance Taylor <iant@google.com>
5223
5224 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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