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PR 10450
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
e8cd95c7
ILT		 12009-12-29 Ian Lance Taylor <iant@google.com>
2
8d6d383d
ILT		 3 PR 10450
4 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5 regular and a dynamic object only needs a dynamic symbol table
6 entry if it is externally visible.
7
e785ec03
ILT		 8 PR 10450
9 * i386.cc (class Target_i386): Initialize global_offset_table_ in
10 constructor. Add global_offset_table_ field.
11 (Target_i386::got_section): Set global_offset_table_.
12 (Target_i386::do_finalize_sections): Set global_offset_table_
13 size.
14 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
15 in constructor. Add global_offset_table_ field.
16 (Target_x86_64::got_section): Set global_offset_table_.
17 (Target_x86_64::do_finalize_sections): Set global_offset_table_
18 size.
19
1a2dff53
ILT		 20 * layout.cc (Layout::Layout): Initialize increase_relro_.
21 (Layout::get_output_section): Add is_relro, is_last_relro, and
22 is_first_non_relro parameters. Change all callers.
23 (Layout::choose_output_section): Likewise.
24 (Layout::add_output_section_data): Likewise.
25 (Layout::make_output_section): Likewise.
26 (Layout::set_segment_offsets): Clear increase_relro when using a
27 linker script.
28 * layout.h (class Layout): Add increase_relro method. Add
29 increase_relro_ field. Update declarations.
30 * output.cc (Output_section::Output_section): Initialize
31 is_last_relro_ and is_first_non_relro_.
32 (Output_segment::add_output_section): Group relro sections is
33 do_sort is true. Handle is_last_relro and is_first_non_relro.
34 (Output_segment::maximum_alignment): Remove relro handling.
35 (Output_segment::set_section_addresses): Add increase_relro
36 parameter. Change all callers. Add initial alignment to align
37 relro sections on separate page. Remove old relro handling.
38 (Output_segment::set_section_list_addresses): Remove in_relro
39 parameter. Change all callers.
40 (Output_segment::set_offset): Add increase parameter. Change all
41 callers. Remove old relro handling.
42 * output.h (class Output_section): Add new methods: is_last_relro,
43 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
44 Add is_last_relro_ and is_first_non_relro_ fields.
45 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
46 Create separate .got.plt section. Call increase_relro.
47 * x86_64.cc (Target_x86_64::got_section): Likewise.
48 * testsuite/relro_script_test.t: Add .got.plt.
49
f0ba79e2
ILT		 50 PR 10450
51 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
52 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
53 (Layout::finalize): Call set_dynamic_symbol_size.
54 (Layout::set_dynamic_symbol_size): New function.
55 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
56 set_dynamic_symbol_size.
57
e8cd95c7
ILT		 58 PR 10450
59 * output.h (class Output_section): Add is_entsize_zero_ field.
60 * output.cc (Output_section::Output_section): Initialize
61 is_entsize_zero_.
62 (Output_section::set_entsize): If two different entsizes are
63 requested, force it to zero.
64 (Output_section::add_input_section): Set flags for .debug_str
65 before updating section flags. Set entsize.
66 (Output_section::update_flags_for_input_section): Set SHF_MERGE
67 and SHF_STRING if all input sections have those flags.
68
3e1b9a8a
RÁE		 692009-12-29 Rafael Espindola <espindola@google.com>
70
71 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 72 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
73 reporting.
3e1b9a8a 74
3dcad376
ST		 752009-12-29 Sriraman Tallam <tmsriram@google.com>
76
77 * options.cc (General_options::parse_version): Allow -v to exit
78 without an error if there is nothing to link.
79
084e2665
ILT		 802009-12-29 Ian Lance Taylor <iant@google.com>
81
82 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
83 using a version of gcc before 4.1.
84 * configure: Rebuild.
85
250acde3
CD		 862009-12-28 Chris Demetriou <cgd@google.com>
87
88 * attributes.cc (Output_attributes_section_data::do_write): Use
89 std::vector::front rather than std::vector::data.
90
99fff23b
ILT		 912009-12-28 Ian Lance Taylor <iant@google.com>
92
93 * symtab.h (class Symbol_table): Add enum Defined.
94 * resolve.cc (Symbol_table::should_override): Add defined
95 parameter. Change all callers. Test whether object is NULL
96 before calling a method on it.
97 (Symbol_table::report_resolve_problem): Add defined parameter.
98 Change all callers.
99 (Symbol_table::should_override_with_special): Likewise.
100 * symtab.cc (Symbol_table::define_in_output_data): Add defined
101 parameter. Change all callers.
102 (Symbol_table::do_define_in_output_data): Likewise.
103 (Symbol_table::define_in_output_segment): Likewise.
104 (Symbol_table::do_define_in_output_segment): Likewise.
105 (Symbol_table::define_as_constant): Likewise.
106 (Symbol_table::do_define_as_constant): Likewise.
107 * script.h (class Symbol_assignment): Add is_defsym parameter to
108 constructor; change all callers.
109 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
110 parameter. Change all callers. Add is_defsym_ field.
111 (class Parser_closure): Add parsing_defsym parameter to
112 constructor; change all callers. Add parsing_defsym accessor
113 function. Add parsing_defsym_ field.
114
556bd683
ILT		 1152009-12-28 Ian Lance Taylor <iant@google.com>
116
117 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 118 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 119
1782c879
ILT		 1202009-12-23 Ian Lance Taylor <iant@google.com>
121
122 * i386.cc (Target_i386::do_calls_non_split): Recognize
123 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 124 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
125 -fsplit-stack prologue when using %r11.
1782c879 126
329ca2b1
ST		 1272009-12-21 Sriraman Tallam <tmsriram@google.com>
128
129 * options.cc (General_options::parse_version): Make -v continue and do
130 the link like GNU ld does.
131
d675ff46
RÁE		 1322009-12-17 Rafael Avila de Espindola <espindola@google.com>
133
134 * Makefile.am (CCFILES): Add timer.cc.
135 (HFILES): Add timer.h.
136 * configure.ac: Check for sysconf and times.
137 * main.cc: include timer.h.
138 (main): Use Timer instead of get_run_time.
139 * timer.cc: New.
140 * timer.h: New.
141 * workqueue.cc: include timer.h.
142 (Workqueue::find_and_run_task):
143 Report user, sys and wall time.
144 * Makefile.in: Regenerate.
145 * config.in: Regenerate.
146 * configure: Regenerate.
147
d6344fb5
DK		 1482009-12-16 Doug Kwan <dougkwan@google.com>
149
150 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
151 sections.
152 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
153 relaxed input sections.
154 * output.cc (Output_section::find_relaxed_input_section): Change
155 return type to Output_relaxed_input_section pointer. Adjust code
156 for new type of relaxed_input_section_map_.
157 * output.h (Output_section::find_relaxed_input_section): Change
158 return type to Output_relaxed_input_section pointer.
159 (Output_section::Output_relaxed_input_section_by_input_section_map):
160 New type.
161 (Output_section::relaxed_input_section_map_): Change type to
162 Output_section::Output_relaxed_input_section_by_input_section_map.
163 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
164 input section.
165
0e0d5469
ILT		 1662009-12-15 Ian Lance Taylor <iant@google.com>
167
168 * layout.cc (Layout::create_shstrtab): Only write out after input
169 sections if we are compressing debug sections.
170
0649a889
ILT		 1712009-12-15 Ian Lance Taylor <iant@google.com>
172
173 * archive.cc (Archive::add_symbols): Only look up a symbol without
174 a version if there is, in fact, a version.
175
2ea97941
ILT		 1762009-12-14 Ian Lance Taylor <iant@google.com>
177
178 Revert -Wshadow changes, all changes from:
179 2009-12-11 Doug Kwan <dougkwan@google.com>
180 2009-12-11 Nick Clifton <nickc@redhat.com>
181 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
182
b0eec2cc
DK		 1832009-12-11 Doug Kwan <dougkwan@google.com>
184
185 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
186 due to -Wshadow.
187 * attributes.cc (Object_attribute::size): Ditto.
188 (Attributes_section_data::size): Ditto.
189 (Attributes_section_data::Attributes_section_data): Ditto.
190 (Output_attributes_section_data::do_write): Ditto.
191 * attributes.h (Object_attribute::set_type): Ditto.
192 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
193
91d6fa6a
NC		 1942009-12-11 Nick Clifton <nickc@redhat.com>
195
196 * archive.cc: Fix shadowed variable warnings.
197 * arm.cc: Likewise.
198 * compressed_output.cc: Likewise.
199 * compressed_output.h: Likewise.
200 * configure: Likewise.
201 * dwarf_reader.cc: Likewise.
202 * dynobj.cc: Likewise.
203 * dynobj.h: Likewise.
204 * ehframe.cc: Likewise.
205 * ehframe.h: Likewise.
206 * errors.cc: Likewise.
207 * expression.cc: Likewise.
208 * fileread.cc: Likewise.
209 * fileread.h: Likewise.
210 * freebsd.h: Likewise.
211 * i386.cc: Likewise.
212 * icf.cc: Likewise.
213 * incremental.h: Likewise.
214 * layout.cc: Likewise.
215 * layout.h: Likewise.
216 * mapfile.cc: Likewise.
217 * merge.cc: Likewise.
218 * merge.h: Likewise.
219 * object.cc: Likewise.
220 * object.h: Likewise.
221 * options.h: Likewise.
222 * output.cc: Likewise.
223 * output.h: Likewise.
224 * parameters.cc: Likewise.
225 * plugin.cc: Likewise.
226 * powerpc.cc: Likewise.
227 * reduced_debug_output.cc: Likewise.
228 * reduced_debug_output.h: Likewise.
229 * reloc.cc: Likewise.
230 * reloc.h: Likewise.
231 * resolve.cc: Likewise.
232 * script-sections.cc: Likewise.
233 * script.cc: Likewise.
234 * script.h: Likewise.
235 * sparc.cc: Likewise.
236 * symtab.cc: Likewise.
237 * symtab.h: Likewise.
238 * target-select.cc: Likewise.
239 * target-select.h: Likewise.
240 * token.h: Likewise.
241 * workqueue.cc: Likewise.
242 * workqueue.h: Likewise.
243 * x86_64.cc: Likewise.
244
a0351a69
DK		 2452009-12-10 Doug Kwan <dougkwan@google.com>
246
247 * arm.cc (attributes.h): New include.
248 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
249 (Arm_relobj::~Arm_relobj): Delete object pointed by
250 attributes_section_data_.
251 (Arm_relobj::attributes_section_data): New method definition.
252 (Arm_relobj::attributes_section_data_): New data member declaration.
253 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
254 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
255 attributes_section_data_.
256 (Arm_dynobj::attributes_section_data): New method definition.
257 (Arm_dynobj::attributes_section_data_): New data member declaration.
258 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
259 initialization value of may_use_blx_ to false.
260 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
261 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
262 object attributes to compute results instead of hard-coding.
263 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
264 Target_arm::get_secondary_compatible_arch,
265 Target_arm::set_secondary_compatible_arch
266 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
267 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
268 New method declarations.
269 (Target_arm::get_aeabi_object_attribute): New method definition.
270 (Target_arm::attributes_section_data_): New data member declaration.
271 (read_arm_attributes_section): New template definition.
272 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
273 (Arm_dynobj::do_read_symbols): Ditto.
274 (Target_arm::do_finalize_sections): Merge attributes sections from
275 input. Check for BLX use after attributes section merging.
276 Fix __exidx_start and __exidx_end visibility. Create an
277 .ARM.attributes section if necessary.
278 (Target_arm::get_secondary_compatible_arch,
279 Target_arm::set_secondary_compatible_arch,
280 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
281 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
282 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
283 New method definitions.
284
b59befec
ILT		 2852009-12-09 Ian Lance Taylor <iant@google.com>
286
287 * plugin.cc (Plugin::load): Don't cast from void* to a function
288 pointer.
289
1276bc89
ILT		 2902009-12-09 Ian Lance Taylor <iant@google.com>
291
292 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
293 information fields.
294
2f2de248
L		 2952009-12-09 H.J. Lu <hongjiu.lu@intel.com>
296
297 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
298 Replace two_file_shared_1.so with two_file_shared_2.so.
299 * testsuite/Makefile.in: Regenerated.
300
4f787271
DK		 3012009-12-08 Doug Kwan <dougkwan@google.com>
302
303 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
304 (HFILES): Add attributes.h and int_encoding.h.
305 * Makefile.in: Regenerate.
306 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
307 function definitions to int_encoding.cc
308 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
309 prototypes to int_encoding.h
310 * reduced_debug_output.cc (int_encoding.h): New include.
311 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
312 function definitions to int_encoding.cc
313 (insert_into_vector, read_from_pointer): Move template definitions to
314 int_encoding.h
315 * attributes.cc: New file.
316 * attributes.h: New file.
317 * int_encoding.cc: New file.
318 * int_encoding.h: New file.
319
20b52f1a
RÁE		 3202009-12-07 Rafael Avila de Espindola <espindola@google.com>
321
322 PR gold/11055
323 * incremental-dump.cc (dump_incremental_inputs): New.
324 (main): Use dump_incremental_inputs.
325
53d7974c
L		 3262009-12-07 H.J. Lu <hongjiu.lu@intel.com>
327
328 PR gold/10893
329 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
330 checking elfcpp::STT_FUNC.
331 (Target_i386::Relocate::relocate): Likewise.
332 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
333
334 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
335 symbols from shared libraries into normal FUNC symbols.
336
337 * symtab.h (Symbol): Add is_func and use it.
338
05a352e6
DK		 3392009-12-05 Doug Kwan <dougkwan@google.com>
340
341 * arm.cc (Target_arm::arm_info): Initialize new fields
342 attributes_section and attributes_vendor.
343 * i386.cc (Target_i386::i386_info): Same.
344 * object.cc (Sized_relobj::do_layout): Skip attribute section.
345 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
346 fields attributes_section and attributes_vendor.
53d7974c 347 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 348 * target.h (Target::attributes_section, Target::attributes_vendor,
349 Target::is_attributes_section, Target::attribute_arg_type,
350 Target::attributes_order): New method definitions.
351 (Target::Target_info::attributes_section,
352 Target::Target_info::attributes_vendor): New fields.
353 (Target::do_attribute_arg_type, Target::do_attributes_order): New
354 virtual method definitions.
355 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
356 attributes_section and attributes_vendor.
357 * testsuite/testfile.cc (Target_test::test_target_info): Same.
358
f4e5969c
DK		 3592009-12-05 Doug Kwan <dougkwan@google.com>
360
361 * arm.cc: Update comments about interworking and stub generation.
362 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
363 considered as non-PIC.
364 (Arm_relocate_functions::base_abs): Fix formatting.
365 (Arm_relocate_functions::got_prel): Fix comment. Change interface
366 of function to use GOT entry address instead of offset.
367 (Target_arm::Scan::global): Issue an error if a symbol would need a
368 PLT does not get one because it is untyped. Remove code to create
369 dynamic symbols for relative branches.
370 (Target_arm::Relocate::relocate: Use 0 instead of false since function
371 takes unsigned integer instead of boolean.
372
1abce4a6
L		 3732009-12-05 H.J. Lu <hongjiu.lu@intel.com>
374
375 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
376 (two_file_test_LDADD): Likewise.
377 (common_test_1_LDADD): Likewise.
378 (exception_test_LDADD) Likewise.
379 (weak_test_LDADD): Likewise.
380 (many_sections_test_LDADD): Likewise.
381 (initpri1_LDADD): Likewise.
382 (script_test_1_LDADD): Likewise.
383 (script_test_2_LDADD): Likewise.
384 (justsyms_LDADD): Likewise.
385 (binary_test_LDADD): Likewise.
386 (large_LDADD): Likewise.
387 * testsuite/Makefile.in: Regenerated.
388
adcf2816 3892009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 390
adcf2816
L		 391 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
392 (Symbol_table::override_with_special): Likewise.
393 (Symbol_table::add_from_object): Likewise.
394
28e67f5d
RÁE		 3952009-12-04 Rafael Avila de Espindola <espindola@google.com>
396
397 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
398 Don't set the data_offset twice.
399
ae10a101
RÁE		 4002009-12-04 Rafael Avila de Espindola <espindola@google.com>
401
402 * testsuite/Makefile.in: Regenerate.
403
f59f41f3
DK		 4042009-12-03 Doug Kwan <dougkwan@google.com>
405
406 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
407 (Target_arm::do_finalize_sections): Add parameter for symbol table
408 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
409 * i386.cc (Target_i386::do_finalize_sections): Add an additional
410 parameter for symbol table pointer.
411 * layout.cc (Layout::finalize): Call Target::finalize_sections with
412 an additional parameter for a pointer to symbol table.
413 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
414 parameter for a symbol table pointer.
415 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
416 * target.h (Target::finalize_sections, Target::do_finalize_sections):
417 Ditto.
418 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
419 parameter for a symbol table pointer.
420
ca55d848
RÁE		 4212009-12-03 Rafael Avila de Espindola <espindola@google.com>
422
423 * incremental.cc (Incremental_inputs_header)
424 (Incremental_inputs_header_write, Incremental_inputs_entry)
425 (Incremental_inputs_entry_write): Move ...
426 * incremental.h (Incremental_inputs_header)
427 (Incremental_inputs_header_write, Incremental_inputs_entry)
428 (Incremental_inputs_entry_write): here.
429
3aec4f9c
RÁE		 4302009-12-02 Rafael Avila de Espindola <espindola@google.com>
431
432 * incremental.cc (make_sized_incremental_binary): Set the target.
433 Error if it is incompatible.
434 * output.h (Output_file): Add filename method.
435
9c0ae74d
RÁE		 4362009-12-02 Rafael Avila de Espindola <espindola@google.com>
437
438 * incremental.cc (Incremental_inputs_entry): Remove unused argument
439 from the get_* methods.
440
a45500ae
RÁE		 4412009-12-02 Rafael Avila de Espindola <espindola@google.com>
442
443 * incremental-dump.cc (main): Check that the offeset of a script is 0.
444 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
445 Write 0 for the data_offset of scripts.
446
325e6408
RÁE		 4472009-12-02 Rafael Avila de Espindola <espindola@google.com>
448
449 * testsuite/Makefile.am: Add the incremental_test.sh test.
450 * testsuite/incremental_test.sh: New.
451 * testsuite/incremental_test_1.c: New.
452 * testsuite/incremental_test_2.c: New.
453
954c3e2e
RÁE		 4542009-12-01 Rafael Avila de Espindola <espindola@google.com>
455
456 * incremental-dump.cc (main): Fix typos.
457
f8086623
RÁE		 4582009-11-27 Rafael Avila de Espindola <espindola@google.com>
459
460 PR gold/11025
461 * incremental-dump.cc (main): Use llu to print 64 bit values.
462
3b0dd6ac
L		 4632009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
464 H.J. Lu <hongjiu.lu@intel.com>
465
466 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
467 $(LIBDL).
468 (incremental_dump_LDADD): Likewise.
469 * Makefile.in: Regenerated.
470
a6d1ef57
DK		 4712009-11-25 Doug Kwan <dougkwan@google.com>
472
473 Revert:
474
475 2009-11-25 Doug Kwan <dougkwan@google.com>
476
477 * arm.cc (Target_arm::Target_arm): Move method definition
478 outside of class definition. Add code to handle
479 --target1-rel, --target1-abs and --target2= options.
480 (Target_arm::get_reloc_reloc_type): Change method to be
481 non-static and const.
482 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
483 New data member declaration.
484 (Target_arm::Scan::local, Target_arm::Scan::global,
485 Target_arm::Relocate::relocate,
486 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
487 Adjust call to Target_arm::get_real_reloc_type.
488 (Target_arm::get_real_reloc_type): Use command line options
489 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
490 * options.h (--target1-rel, --target1-abs, --target2): New
491 ARM-only options.
492
50aeb7d4
DK		 4932009-11-25 Doug Kwan <dougkwan@google.com>
494
495 * arm.cc (Target_arm::Target_arm): Move method definition outside of
496 class definition. Add code to handle --target1-rel, --target1-abs
497 and --target2= options.
498 (Target_arm::get_reloc_reloc_type): Change method to be non-static
499 and const.
500 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
501 member declaration.
502 (Target_arm::Scan::local, Target_arm::Scan::global,
503 Target_arm::Relocate::relocate,
504 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
505 call to Target_arm::get_real_reloc_type.
506 (Target_arm::get_real_reloc_type): Use command line options to
507 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
508 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
509 options.
510
51938283
DK		 5112009-11-25 Doug Kwan <dougkwan@google.com>
512
513 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
514 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
515 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
516 formatting.
517 (Arm_relocate_functions::thm_call): Replace body with a call to
518 Arm_relocate_functions::thumb_branch_common.
519 (Arm_relocate_functions::thm_jump24,
520 Arm_relocate_functions::thm_xpc22): New method definitions.
521 (Arm_relocate_functions::thumb_branch_common): New method definition.
522 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
523 operator.
524 (Target_arm::Relocate::relocate): Adjust call to thm_call.
525 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
526
e2b8f3c4
RÁE		 5272009-11-24 Rafael Avila de Espindola <espindola@google.com>
528
529 * Makefile.am: Build incremental-dump
530 * Makefile.in: Regenerate.
531 * incremental-dump.cc: New.
532 * incremental.cc (Incremental_inputs_header_data,
533 Incremental_inputs_entry_data): Move to incremental.h
534 * incremental.h: (Incremental_inputs_header_data,
535 Incremental_inputs_entry_data): Move from incremental.cc
536
bcba9aec
RÁE		 5372009-11-24 Rafael Avila de Espindola <espindola@google.com>
538
539 * incremental.cc (Incremental_inputs_header,
540 Incremental_inputs_header_write, Incremental_inputs_entry,
541 Incremental_inputs_entry_write): Add a typedef with the data type.
542
7c3afe08
RÁE		 5432009-11-24 Rafael Avila de Espindola <espindola@google.com>
544
545 * incremental.cc (Incremental_inputs_header,
546 Incremental_inputs_header_write, Incremental_inputs_entry,
547 Incremental_inputs_entry_write): Update comment about which
548 type has the filed descriptions.
549
d204b6e9
DK		 5502009-11-15 Doug Kwan <dougkwan@google.com>
551
552 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
553 (Arm_relocate_functions::arm_branch_common): Change method defintion
554 in class definition to a method declaration and update list of formal
555 parameters.
556 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
557 Arm_relocation_functions::jump24): Adjust call to
558 Arm_relocate_functions::arm_branch_common. Update list of formal
559 parameters.
560 (Arm_relocate_functions::xpc25): New method definition.
561 (Arm_relocate_functions::arm_branch_common): Move method defintion
562 out from class definition. Use stubs for mode-switching and extending
563 branch ranges.
564 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
565 specially. Change code to enable use of stubs in ARM branches.
566
43d12afe
DK		 5672009-11-10 Doug Kwan <dougkwan@google.com>
568
569 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
570 in method declaration.
571 (Target_arm::relocate_stub): New method declaration.
572 (Target_arm::default_target): Change to return a pointer instead of
573 a const reference.
574 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
575 Target_arm::default_target.
576 (Arm_Relobj::do_relocate_sections): Remove options paramater in
577 method definition.
578 (Target_arm::relocate_section): Adjust view.
579 (Target_arm::relocate_stub): New method definition.
580
ac33a407
DK		 5812009-11-10 Doug Kwan <dougkwan@google.com>
582
583 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
584 a format warning.
585 * incremental.cc (open_incremental_binary): Initialized local
586 variables to avoid warnings.
587 * object.cc (make_elf_object): Ditto.
588 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
589 a format warning.
590
88ee28e9
L		 591009-11-09 H.J. Lu <hongjiu.lu@intel.com>
592
593 PR gold/10930
594 * testsuite/plugin_test.c: Include "config.h".
595
2daedcd6
DK		 5962009-11-09 Doug Kwan <dougkwan@google.com>
597
598 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
599 (arm_symbol_value): Remove.
600 (Arm_relocate_functions::arm_branch_common,
601 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
602 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
603 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
604 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
605 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
606 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
607 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
608 Arm_relocate_functions::thm_mobw_abs_nc,
609 Arm_relocate_functions::thm_mov_abs,
610 Arm_relocate_functions::movw_prel_nc,
611 Arm_relocate_functions::thm_movt_abs,
612 Arm_relocate_functions::movt_prel,
613 Arm_relocate_functions::thm_movw_prel_nc,
614 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
615 (Target_arm::Relocate::relocate): Only decompose address into two
616 parts if relocation type uses the thumb-bit and pass the actual
617 bit instead of a flag indicating that the thumb-bit is used. Adjust
618 calls to methods in Arm_relocate_functions for this change.
619
1276bc89 6202009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 621
622 PR 10925
623 * reloc.cc: Instantiate
624 Sized_relobj::initialize_input_to_output_maps and
625 Sized_relobj:free_input_to_output_maps.
626
e53ad1b5
ILT		 6272009-11-06 Ian Lance Taylor <iant@google.com>
628
629 PR 10876
630 * defstd.cc (in_segment): Set only_if_ref true for "end".
631
eb44217c
DK		 6322009-11-06 Doug Kwan <dougkwan@google.com>
633
634 * arm.cc (class Reloc_stub): Correct a comment.
635 (Target_arm::Target_arm): Initialize arm_input_section_map_.
636 (Target_arm::scan_section_for_stubs): New method declaration.
637 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
638 Change methods from private to protected.
639 (Target_arm::do_may_relax): New method definition.
640 (Target_arm::do_relax, Target_arm::group_sections,
641 Target_arm::scan_reloc_for_stub,
642 Target_arm::scan_reloc_section_for_stubs): New method declarations.
643 (Target_arm::arm_input_section_map_): New data member declaration.
644 (Target_arm::scan_reloc_for_stub,
645 Target_arm::scan_reloc_section_for_stubs,
646 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
647 Target_arm::do_relax): New method definitions.
648
5d329b7d
ILT		 6492009-11-06 Mikolaj Zalewski <mikolaj@google.com>
650
651 * configure.ac: Check for (struct stat)::st_mtim
652 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
653 * config.in: Regenerate.
654 * configure: Regenerate.
655
96a0d71b
ILT		 6562009-11-05 Ian Lance Taylor <iant@google.com>
657
658 PR 10910
659 * output.cc (Output_segment::add_output_section): Add missing
660 return statement.
661
594c8e5e
ILT		 6622009-11-04 Ian Lance Taylor <iant@google.com>
663
664 PR 10880
665 * object.h (class Object): Add is_needed and set_is_needed
666 methods. Add is_needed_ field. Make bool fields into bitfields.
667 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
668 defined in a dynamic object and referenced by a regular object,
669 set is_needed for the dynamic object.
670 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
671 if the file is marked with as_needed and it is not needed.
672
22b127cc
ILT		 6732009-11-04 Ian Lance Taylor <iant@google.com>
674
675 PR 10887
676 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
677 tags if data is discarded by linker script.
678 * i386.cc (Target_i386::do_finalize_sections): Likewise.
679 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
680 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
681 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
682
f5c870d2
ILT		 6832009-11-04 Ian Lance Taylor <iant@google.com>
684
685 * layout.cc (Layout::get_output_section): Add is_interp and
686 is_dynamic_linker_section parameters. Change all callers.
687 (Layout::choose_output_section): Likewise.
688 (Layout::make_output_section): Likewise.
689 (Layout::add_output_section_data): Add is_dynamic_linker_section
690 parameter. Change all callers.
691 * layout.h (class Layout): Update declarations.
692 * output.h (class Output_section): Add is_interp, set_is_interp,
693 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
694 Add is_interp_, is_dynamic_linker_section_ fields. Change
695 generate_code_fills_at_write_ to a bitfield.
696 * output.cc (Output_section::Output_sections): Initialize new
697 fields.
698 (Output_segment::add_output_section): Add do_sort parameter.
699 Change all callers.
700
1ae4d23b
ILT		 7012009-11-03 Ian Lance Taylor <iant@google.com>
702
703 PR 10860
704 * options.h (class General_options): Add --warn-common.
705 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
706 merging two common symbols.
707 (Symbol_table::should_override): Handle --warn-common when merging
708 a common symbol with a defined symbol. Use report_resolve_problem
709 for multiple definitions.
710 (Symbol_table::report_resolve_problem): New function.
711 * symtab.h (class Symbol_table): Declare report_resolve_problem.
712
55da9579
DK		 7132009-11-03 Doug Kwan <dougkwan@google.com>
714
715 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
716 stub_factory_.
717 (Target_arm::stub_factory): New method definition.
718 (Target_arm::new_arm_input_section,
719 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
720 Target_arm::reloc_uses_thumb_bit): New method declarations.
721 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
722 New type definitions.
723 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
724 member declarations.
725 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
726 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
727 New method definitions.
728
37a9ac43
ILT		 7292009-11-03 Ian Lance Taylor <iant@google.com>
730
731 * options.h (class General_options): Add --warn_constructors.
732
b3d6a3d4
ILT		 7332009-11-03 Ian Lance Taylor <iant@google.com>
734
735 PR 10893
736 * defstd.cc (in_section): Add entries for __rel_iplt_start,
737 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
738
934b01dd
ILT		 7392009-11-03 Ian Lance Taylor <iant@google.com>
740
741 PR 10895
742 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
743 --msgid-bugs-address.
744 (install-pdf): New target.
745 (install-data_yes): Look up one directory to find mkinstalldirs.
746
03c1939b
L		 7472009-11-03 H.J. Lu <hongjiu.lu@intel.com>
748
749 * po/Make-in (.po.gmo): Don't generate .gmo files in source
750 tree.
751
ebd95253
DK		 7522009-10-30 Doug Kwan <dougkwan@google.com>
753
754 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
755
e9bbb538
DK		 7562009-10-30 Doug Kwan <dougkwan@google.com>
757
758 * arm.cc (Stub_addend_reader): New struct template definition
759 and partial specializations.
760 (Stub_addend_reader::operator()): New method definition for a
761 partially specialized template.
762
d5b40221
DK		 7632009-10-30 Doug Kwan <dougkwan@google.com>
764
765 * arm.cc (Arm_relobj::processor_specific_flags): New method
766 definition.
767 (Arm_relobj::do_read_symbols): New method declaration.
768 (Arm_relobj::processor_specific_flags_): New data member declaration.
769 (Arm_dynobj): New class definition.
770 (Target_arm::do_finalize_sections): Add input_objects parameter.
771 (Target_arm::do_adjust_elf_header): New method declaration.
772 (Target_arm::are_eabi_versions_compatible,
773 (Target_arm::merge_processor_specific_flags): New method declaration.
774 (Target_arm::do_make_elf_object): New overloaded method definitions
775 and declaration.
776 (Arm_relobj::do_read_symbols): New method definition.
777 (Arm_dynobj::do_read_symbols): Ditto.
778 (Target_arm::do_finalize_sections): Add input_objects parameters.
779 Merge processor-specific flags from all input objects.
780 (Target_arm::are_eabi_versions_compatible,
781 Target_arm::merge_processor_specific_flags,
782 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
783 New method definitions.
784 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
785 Input_objects pointer type parameter.
786 * layout.cc (Layout::finalize): Pass input objects to target's.
787 finalize_sections function.
788 * output.cc (Output_file_header::do_sized_write): Set ELF file
789 header's processor-specific flags.
790 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
791 Input_objects pointer type parameter.
792 * sparc.cc (Target_sparc::do_finalize_sections): Same.
793 * target.h (Input_objects): New forward class declaration.
794 (Target::processor_specific_flags,
795 Target::are_processor_specific_flags_sect): New method definitions.
796 (Target::finalize_sections): Add input_objects parameter.
797 (Target::Target): Initialize processor_specific_flags_ and
798 are_processor_specific_flags_set_.
799 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
800 parameter.
801 (Target::set_processor_specific_flags): New method definition.
802 (Target::processor_specific_flags_,
803 Target::are_processor_specific_flags_set_): New data member
804 declarations.
805 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
806 Input_objects pointer type parameter.
807
ebabffbd
DK		 8082009-10-30 Doug Kwan <dougkwan@google.com>
809
810 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
811
ad0f2072
ILT		 8122009-10-28 Ian Lance Taylor <iant@google.com>
813
814 * object.h (class Relobj): Drop options parameter from
815 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
816 do_scan_relocs, do_relocate. Change all callers.
817 (class Sized_relobj): Drop options parameters from
818 do_gc_process_relocs, do_scan_relocs, do_relocate,
819 do_relocate_sections, relocate_sections, emit_relocs_scan,
820 emit_relocs_scan_reltype. Change all callers.
821 (struct Relocate_info): Remove options field and all references to
822 it.
823 * reloc.h (class Read_relocs): Remove options constructor
824 parameter and options_ field. Change all callers.
825 (class Gc_process_relocs, class Scan_relocs): Likewise.
826 (class Relocate_task): Likewise.
827 * target-reloc.h (scan_relocs): Remove options parameter. Change
828 all callers.
829 (scan_relocatable_relocs): Likewise.
830 * target.h (class Sized_target): Remove options parameter from
831 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
832 all callers.
833 * gc.h (gc_process_relocs): Remove options parameter. Change all
834 callers.
835 * arm.cc: Update functions to remove options parameters.
836 * i386.cc: Likewise.
837 * powerpc.cc: Likewise.
838 * sparc.cc: Likewise.
839 * x86_64.cc: Likewise.
840 * testsuite/testfile.cc: Likewise.
841
8ffa3667
DK		 8422009-10-28 Doug Kwan <dougkwan@google.com>
843
844 * arm.cc (Arm_relobj): New class definition.
845 (Arm_relobj::scan_sections_for_stubs,
846 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
847 New method definitions.
848
40f36857
CC		 8492009-10-28 Cary Coutant <ccoutant@google.com>
850
851 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
852 (Plugin::cleanup_done_): New member.
853 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
854 (Plugin_manager::cleanup_done_): Remove.
855 (Plugin_manager::add_input_file): Edit error message.
856 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
857 (Plugin_manager::cleanup): Remove use of cleanup_done_.
858
2c849493
ILT		 8592009-10-27 Mikolaj Zalewski <mikolajz@google.com>
860
861 * fileread.cc: (File_read::View::~View): Use the new
862 data_ownership_ filed.
863 (File_read::~File_read): Dispose the new whole_file_view_.
864 (File_read::open): Mmap the whole file if needed.
865 (File_read::open): Use whole_file_view_ instead of contents_.
866 (File_read::find_view): Use whole_file_view_ if applicable.
867 (File_read::do_read): Use whole_file_view_ instead of contents_.
868 (File_read::make_view): Use whole_file_view_ instead of contents_,
869 update File_read::View::View call.
870 (File_read::find_or_make_view): Update File_read::View::View
871 call.
872 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
873 remove contents_
874 (File_read::View::Data_ownership): New enum.
875 (File_read::View::View): Replace bool mapped_ with Data_ownership
876 argument.
877 (File_read::View::mapped_): Remove (replaced by data_ownership_).
878 (File_read::View::data_ownership_): New field.
879 (File_read::contents_): Remove (replaced by whole_file_view_).
880 (File_read::whole_file_view_): New field.
881 * options.h (class General_options): Add --keep-files-mapped.
882
24998053
CC		 8832009-10-27 Cary Coutant <ccoutant@google.com>
884
885 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
886 * testsuite/Makefile.am (plugin_test_5): New test case.
887 * testsuite/Makefile.in: Regenerate.
888
72adc4fa
DK		 8892009-10-25 Doug Kwan <dougkwan@google.com>
890
891 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
892 from private to protected to allow access by child class.
893 (Sized_relobj::do_relocate_sections): New method declaration.
894 (Sized_relobj::relocate_sections): Virtualize.
895 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
896 Sized_relobj::relocate_sections. Instantiate template explicitly
897 for different target sizes and endianity.
898
07f508a2
DK		 8992009-10-24 Doug Kwan <dougkwan@google.com>
900
901 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
902 (Arm_input_section::as_arm_input_section): New method.
903 (Arm_output_section): New class definition.
904 (Arm_output_section::create_stub_group,
905 Arm_output_section::group_sections): New method definitions.
906
10ad9fe5
DK		 9072009-10-22 Doug Kwan <dougkwan@google.com>
908
909 * arm.cc (Arm_input_section): New class definition.
910 (Arm_input_section::init, Arm_input_section:do_write,
911 Arm_input_section::set_final_data_size,
912 Arm_input_section::do_reset_address_and_file_offset): New method
913 definitions.
914
56ee5e00
DK		 9152009-10-21 Doug Kwan <dougkwan@google.com>
916
917 * arm.cc (Stub_table, Arm_input_section): New forward class
918 declarations.
919 (Stub_table): New class defintion.
920 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
921 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
922 New method definition.
923
b569affa
DK		 9242009-10-21 Doug Kwan <dougkwan@google.com>
925
926 * arm.cc: Update copyright comments.
927 (Target_arm): New forward class template declaration.
928 (Arm_address): New type.
929 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
930 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
931 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
932 constants.
933 (Insn_template): Same.
934 (DEF_STUBS): New macro.
935 (Stub_type): New enum type.
936 (Stub_template): New class definition.
937 (Stub): Same.
938 (Reloc_stub): Same.
939 (Stub_factory): Same.
940 (Target_arm::Target_arm): Initialize may_use_blx_ and
941 should_force_pic_veneer_.
942 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
943 Target_arm::should_force_pic_veneer,
944 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
945 Target_arm::using_thumb_only, Target_arm:;default_target): New
946 method defintions.
947 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
948 New data member declarations.
949 (Insn_template::size, Insn_template::alignment): New method defintions.
950 (Stub_template::Stub_template): New method definition.
951 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
952 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
953 (Stub_factory::Stub_factory): New method definition.
954 * gold.h (string_hash): New template.
955 * output.h (Input_section_specifier::hash_value): Use
956 gold::string_hash.
957 (Input_section_specifier::string_hash): Remove.
958 * stringpool.cc (Stringpool_template::string_hash): Use
959 gold::string_hash.
960
6c172549
DK		 9612009-10-20 Doug Kwan <dougkwan@google.com>
962
963 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
964 symbols of relaxed input sections.
965 * output.h (Output_section::find_relaxed_input_section): Make
966 method public.
967
c5617f2f
DK		 9682009-10-16 Doug Kwan <dougkwan@google.com>
969
970 * dynobj.cc (Versions::Versions): Initialize version_script_.
971 Only insert base version symbol definition for a shared object
972 if version script defines any version versions.
973 (Versions::define_base_version): New method definition.
974 (Versions::add_def): Check that base version is not needed.
975 (Versions::add_need): Define base version lazily.
976 * dynobj.h (Versions::define_base_version): New method declaration.
977 (Versions::needs_base_version_): New data member declaration.
978 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
979 (check_DATA): Add no_version_test.stdout.
980 (libno_version_test.so, no_version_test.o no_version_test.stdout):
981 New make rules.
982 * testsuite/Makefile.in: Regenerate.
983 * testsuite/no_version_test.c: New file.
984 * testsuite/no_version_test.sh: Ditto.
985
3c12dcdb
DK		 9862009-10-16 Doug Kwan <dougkwan@google.com>
987
988 * expression.cc (class Segment_start_expression): New class definition.
989 (Segment_start_expression::value): New method definition.
990 (script_exp_function_segment_start): Return a new
991 Segment_start_expression.
992 * gold/script-c.h (script_saw_segment_start_expression): New function
993 prototype.
994 * script-sections.cc (Script_sections::Script_sections): Initialize
995 SAW_SEGMENT_START_EXPRESSION_ to false.
996 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
997 and -Tbbs options to specify section addresses if given in
998 command line and no SEGMENT_START expression is seen in a script.
999 * script-sections.h (Script_sections::saw_segment_start_expression,
1000 Script_sections::set_saw_segment_start_expression): New method
1001 definition.
1002 (Script_sections::saw_segment_start_expression_): New data member
1003 declaration.
1004 * script.cc (script_saw_segment_start_expression): New function.
1005 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1006 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1007 script_test_7.sh and script_test_8.sh.
1008 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1009 script_test_8.stdout.
1010 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1011 (script_test_6, script_test_6.stdout, script_test_7,
1012 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1013 * Makefile.in: Regenerate.
1014 * testsuite/script_test_6.sh: New file.
1015 * testsuite/script_test_6.t: Same.
1016 * testsuite/script_test_7.sh: Same.
1017 * testsuite/script_test_7.t: Same.
1018 * testsuite/script_test_8.sh: Same.
1019
64b1ae37
DK		 10202009-10-16 Doug Kwan <dougkwan@google.com>
1021
1022 * output.cc (Output_segment::set_section_list_address): Cast
1023 expressions to unsigned long long type to avoid format warnings.
1024
661be1e2
ILT		 10252009-10-15 Ian Lance Taylor <iant@google.com>
1026
12edd763 1027 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1028 dot assignment to script_sections_.
12edd763
ILT		 1029 * script-sections.cc (Script_sections::add_dot_assignment):
1030 Initialize if necessary.
1031
68b6574b
ILT		 1032 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1033 program headers with no load segment if there is a linker script.
1034
661be1e2
ILT		 1035 * layout.cc (Layout::set_segment_offsets): Align the file offset
1036 to the segment aligment for -N or -n with no load segment.
1037 * output.cc (Output_segment::add_output_section): Don't crash if
1038 the first section is a TLS section.
1039 (Output_segment::set_section_list_addresses): Print an error
1040 message if the address moves backward in a linker script.
1041 * script-sections.cc
1042 (Output_section_element_input::set_section_addresses): Don't
1043 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1044 (Orphan_output_section::set_section_addresses): Likewise.
1045
f15f61a7
DK		 10462009-10-15 Doug Kwan <dougkwan@google.com>
1047
1048 * layout.cc (Layout::finish_dynamic_section): Generate tags
1049 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1050 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1051 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1052
82bb573a
ILT		 10532009-10-14 Ian Lance Taylor <iant@google.com>
1054
1055 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1056 fields.
1057 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1058 data_shdr fields of relinfo.
1059 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1060 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1061 R_386_TLS_LDO_32, adjust based on section flags.
1062 (Target_i386::Relocate::fix_up_ldo): Remove.
1063
374ad285
ILT		 10642009-10-13 Ian Lance Taylor <iant@google.com>
1065
1066 Add support for -pie.
1067 * options.h (class General_options): Add -pie and
1068 --pic-executable.
1069 (General_options::output_is_position_independent): Test -pie.
1070 (General_options::output_is_executable): Return true if not shared
1071 and not relocatable.
1072 (General_options::output_is_pie): Remove.
1073 * options.cc (General_options::finalize): Reject incompatible uses
1074 of -pie.
1075 * gold.cc (queue_middle_tasks): A -pie link is not static.
1076 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1077 * symtab.cc (Symbol::final_value_is_known): Return false if
1078 output_is_position_independent.
1079 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1080 output_is_position_independent.
1081 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1082 output_is_position_independent.
1083 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1084 output_is_position_independent.
1085 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1086 two_file_pie_test.
1087 (basic_pie_test.o, basic_pie_test): New targets.
1088 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1089 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1090 (two_file_pie_test): New target.
1091 * testsuite/Makefile.in: Rebuild.
1092 * README: Remove note saying that -pie is not supported.
1093
c6585162
ILT		 10942009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1095
1096 * options.h (class General_options): Add -init and -fini.
1097 * layout.cc (Layout::finish_dynamic_section): Emit
1098 given init and fini functions.
1099
032ce4e9
ST		 11002009-10-13 Sriraman Tallam <tmsriram@google.com>
1101
1102 * gc.h (gc_process_relocs): Check if icf is enabled using new
1103 function.
1104 * gold.cc (queue_initial_tasks): Likewise.
1105 (queue_middle_tasks): Likewise.
1106 * object.cc (do_layout): Likewise.
1107 * symtab.cc (is_section_folded): Likewise.
1108 * main.cc (main): Likewise.
1109 * reloc.cc (Read_relocs::run): Likewise.
1110 (Sized_relobj::do_scan_relocs): Likewise.
1111 * icf.cc (is_function_ctor_or_dtor): New function.
1112 (Icf::find_identical_sections): Check if function is ctor or dtor when
1113 safe icf is chosen.
1114 * options.h (General_options::icf): Change option to be an enum.
1115 (Icf_status): New enum.
1116 (icf_enabled): New method.
1117 (icf_safe_folding): New method.
1118 (set_icf_status): New method.
1119 (icf_status_): New variable.
1120 * (options.cc) (General_options::finalize): Set icf_status_.
1121 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1122 icf_test and icf_keep_unique_test to use the --icf enum flag.
1123 * testsuite/icf_safe_test.sh: New file.
1124 * testsuite/icf_safe_test.cc: New file.
1125
f345227a
ST		 11262009-10-12 Sriraman Tallam <tmsriram@google.com>
1127
1128 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1129 includes to gc.h and icf.h.
1130 * arm.cc: Include gc.h.
1131 * gold.cc: Likewise.
1132 * i386.cc: Likewise.
1133 * powerpc.cc: Likewise.
1134 * sparc.cc: Likewise.
1135 * x86_64.cc: Likewise.
1136 * gc.h: Include icf.h.
1137
1c7814ed
ILT		 11382009-10-11 Ian Lance Taylor <iant@google.com>
1139
1140 * plugin.cc: Include "gold.h" before other header files.
1141
ae3b5189
CD		 11422009-10-10 Chris Demetriou <cgd@google.com>
1143
1144 * options.h (Input_file_argument::Input_file_type): New enum.
1145 (Input_file_argument::is_lib_): Replace with...
1146 (Input_file_argument::type_): New member.
1147 (Input_file_argument::Input_file_argument): Take Input_file_type
1148 'type' rather than boolean 'is_lib' as second argument.
1149 (Input_file_argument::is_lib): Use type_.
1150 (Input_file_argument::is_searched_file): New function.
1151 (Input_file_argument::may_need_search): Handle is_searched_file.
1152 * options.cc (General_options::parse_library): Support -l:filename.
1153 (General_options::parse_just_symbols): Update for Input_file_argument
1154 changes.
1155 (Command_line::process): Likewise.
1156 * archive.cc (Archive::get_file_and_offset): Likewise.
1157 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1158 * script.cc (read_script_file, script_add_file): Likewise.
1159 * fileread.cc (Input_file::Input_file): Likewise.
1160 (Input_file::will_search_for): Handle is_searched_file.
1161 (Input_file::open): Likewise.
1162 * readsyms.cc (Read_symbols::get_name): Likewise.
1163 * testsuite/Makefile.am (searched_file_test): New test.
1164 * testsuite/Makefile.in: Regenerate.
1165 * testsuite/searched_file_test.cc: New file.
1166 * testsuite/searched_file_test_lib.cc: New file.
1167
f3048a1d
ILT		 11682009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1169 Ian Lance Taylor <iant@google.com>
1170
1171 * descriptor.cc: Include <cstdio> and "binary-io.h".
1172 (Descriptors::open): Open the files in binary mode always.
1173 * script.cc (Lex::get_token): Treat \r as whitespace.
1174
d4780e57
ILT		 11752009-10-09 Ian Lance Taylor <iant@google.com>
1176
1177 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1178
d9a893b8
ILT		 11792009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1180 Ian Lance Taylor <iant@google.com>
1181
1182 * configure.ac: Check for readv function also.
1183 * fileread.cc (readv): Define if not HAVE_READV.
1184 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1185 does not exist.
1186 * config.in: Regenerate.
1187 * configure: Regenerate.
1188
c0a62865
DK		 11892009-10-09 Doug Kwan <dougkwan@google.com>
1190
1191 * layout.cc (Layout::make_output_section): Call target hook to make
1192 ordinary output section.
1193 (Layout::finalize): Adjust parameter list of call the
1194 Target::may_relax().
1195 * layout.h (class Layout::section_list): New method.
1196 * merge.h (Output_merge_base::entsize): Change visibility to public.
1197 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1198 New methods.
1199 (Output_merge_string::do_is_string): New method.
1200 * object.cc (Sized_relobj::do_setup): renamed from
1201 Sized_relobj::set_up.
1202 * object.h (Sized_relobj::adjust_shndx,
1203 Sized_relobj::initializ_input_to_output_maps,
1204 Sized_relobj::free_input_to_output_maps): Change visibilities to
1205 protected.
1206 (Sized_relobj::setup): Virtualize.
1207 (Sized_relobj::do_setup): New method declaration.
1208 (Sized_relobj::invalidate_section_offset,
1209 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1210 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1211 * options.cc (parse_int): New function.
1212 * options.h (parse_int): New declaration.
1213 (DEFINE_int): New macro.
1214 (stub_group_size): New option.
1215 * output.cc (Output_section::Output_section): Initialize memebers
1216 merge_section_map_, merge_section_by_properties_map_,
1217 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1218 (Output_section::add_input_section): Handled deferred code-fill
1219 generation and remove an old comment.
1220 (Output_section::add_relaxed_input_section): New method definition.
1221 (Output_section::add_merge_input_section): Use merge section by
1222 properties map to speed to search. Update merge section maps
1223 as appropriate.
1224 (Output_section::build_relaxation_map): New method definition.
1225 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1226 Same.
1227 (Output_section::relax_input_section): Renamed to
1228 Output_section::convert_input_sections_to_relaxed_sections and change
1229 interface to take a vector of pointers to relaxed sections.
1230 (Output_section::find_merge_section,
1231 Output_section::find_relaxed_input_section): New method definitions.
1232 (Output_section::is_input_address_mapped,
1233 Output_section::output_offset, Output_section::output_address):
1234 Use output section data maps to speed up searching.
1235 (Output_section::find_starting_output_address): Add comments.
1236 (Output_section::do_write,
1237 Output_section::write_to_postprocessing_buffer): Do code-fill
1238 generation as appropriate.
1239 (Output_section::get_input_sections): Invalidate relaxed input section
1240 map.
1241 (Output_section::restore_states): Adjust type of checkpoint .
1242 Invalidate relaxed input section map.
1243 * output.h (Output_merge_base): New class declaration.
1244 (Input_section_specifier): New class defintion.
1245 (class Output_relaxed_input_section) Change base class to
1246 Output_section_data_build.
1247 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1248 base class initializer.
1249 (Output_section::add_relaxed_input_section): New method declaration.
1250 (Output_section::Input_section): Change visibility to protected.
1251 (Output_section::Input_section::relobj,
1252 Output_section::Input_section::shndx): Handle relaxed input sections.
1253 Output_section::input_sections) Change visibility to protected. Also
1254 define overload to return a non-const pointer.
1255 (Output_section::Merge_section_properties): New class defintion.
1256 (Output_section::Merge_section_by_properties_map,
1257 Output_section::Output_section_data_by_input_section_map,
1258 Output_section::Relaxation_map): New types.
1259 (Output_section::relax_input_section): Rename method to
1260 Output_section::convert_input_sections_to_relaxed_sections and change
1261 interface to take a vector of relaxed section pointers.
1262 (Output_section::find_merge_section,
1263 Output_section::find_relaxed_input_section,
1264 Output_section::build_relaxation_map,
1265 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1266 New method declarations.
1267 (Output_section::merge_section_map_
1268 Output_section::merge_section_by_properties_map_,
1269 Output_section::relaxed_input_section_map_,
1270 Output_section::is_relaxed_input_section_map_valid_,
1271 Output_section::generate_code_fills_at_write_): New data members.
1272 * script-sections.cc
1273 (Output_section_element_input::set_section_addresses): Call
1274 current_data_size and addralign methods of relaxed input sections.
1275 (Orphan_output_section::set_section_addresses): Call current_data_size
1276 and addralign methods of relaxed input sections.
1277 * symtab.cc (Symbol_table::compute_final_value): Extract template
1278 from the body of Symbol_table::sized_finalize_symbol.
1279 (Symbol_table::sized_finalized_symbol): Call
1280 Symbol_table::compute_final_value.
1281 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1282 (Symbol_table::compute_final_value): New templated method declaration.
1283 * target.cc (Target::do_make_output_section): New method defintion.
1284 * target.h (Target::make_output_section): New method declaration.
1285 (Target::relax): Add more parameters for input objects, symbol table
1286 and layout. Adjust call to do_relax.
1287 (Target::do_make_output_section): New method declaration.
1288 (Target::do_relax): Add parameters for input objects, symbol table
1289 and layout.
1290
d446d6c4
ILT		 12912009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1292
1293 * pread.c: Include stdio.h.
1294
bc06c745
ILT		 12952009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1296
1297 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1298 defined.
1299
75aea3d0
ILT		 13002009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1301
1302 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1303 Change read_shndx type to unsigned int.
1304 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1305 int.
1306 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1307 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1308 Change read_shndx type to unsigned int.
1309 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1310 int.
1311 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1312 * layout.cc (Layout::create_symtab_sections): Cast the result of
1313 local_symcount * symsize to off_t in the gold_assert.
1314
be8fcb75
ILT		 13152009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1316
1317 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1318 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1319 R_ARM_BASE_ABS.
1320 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1321 (Arm_relocate_functions::thm_abs5): New function.
1322 (Arm_relocate_functions::abs12): New function.
1323 (Arm_relocate_functions::abs16): New function.
1324 (Arm_relocate_functions::base_abs): New function.
1325 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1326 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1327 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1328 R_ARM_BASE_ABS.
1329 (Scan::global): Likewise.
1330 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1331 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1332 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1333 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1334 R_ARM_BASE_ABS.
1335
c2a122b6
ILT		 13362009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1337
1338 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1339 (Arm_relocate_functions::movt_prel): New function.
1340 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1341 (Arm_relocate_functions::thm_movt_prel): New function.
1342 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1343 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1344 (Scan::global, Relocate::relocate): Likewise.
1345 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1346
c4aa1e2d
ILT		 13472009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1348
1349 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1350 Incremental_checker.
1351 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1352 unsigned int.
1353 (class Incremental_inputs_header): New class.
1354 (Incremental_inputs_header_writer): Edit comment.
1355 (Incremental_inputs_entry): New class.
1356 (Incremental_inputs_entry_writer): Edit comment.
1357 (Sized_incremental_binary::do_find_incremental_inputs_section):
1358 Add *strtab_shndx parameter, fill it.
1359 (Sized_incremental_binary::do_check_inputs): New method.
1360 (Incremental_checker::can_incrementally_link_output_file): Use
1361 Sized_incremental_binary::check_inputs.
1362 (Incremental_inputs::report_command_line): Save command line in
1363 command_line_.
1364 * incremental.h:
1365 (Incremental_binary::find_incremental_inputs_section): New
1366 method.
1367 (Incremental_binary::do_find_incremental_inputs_section): Add
1368 strtab_shndx parameter.
1369 (Incremental_binary::do_check_inputs): New pure virtual method.
1370 (Sized_incremental_binary::do_check_inputs): Declare.
1371 (Incremental_checker::Incremental_checker): Add incremental_inputs
1372 parameter, use it to initialize incremental_inputs_.
1373 (Incremental_checker::incremental_inputs_): New field.
1374 (Incremental_checker::command_line): New method.
1375 (Incremental_checker::inputs): New method.
1376 (Incremental_checker::command_line_): New field.
1377
c549a694
ILT		 13782009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1379
1380 * incremental.cc: Include <cstdarg> and "target-select.h".
1381 (vexplain_no_incremental): New function.
1382 (explain_no_incremental): New function.
1383 (Incremental_binary::error): New method.
1384 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1385 method.
1386 (make_sized_incremental_binary): New function.
1387 (open_incremental_binary): New function.
1388 (can_incrementally_link_file): Add checks if output is ELF and has
1389 inputs section.
1390 * incremental.h: Include "elfcpp_file.h" and "output.h".
1391 (Incremental_binary): New class.
1392 (Sized_incremental_binary): New class.
1393 (open_incremental_binary): Declare.
1394 * object.cc (is_elf_object): Use
1395 elfcpp::Elf_recognizer::is_elf_file.
1396 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1397 * output.h (Output_file::filesize): New method.
1398
fd3c5f0b
ILT		 13992009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1400
1401 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1402 New function.
1403 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1404 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1405 function.
1406 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1407 function.
1408 (Arm_relocate_functions::movw_abs_nc): New function.
1409 (Arm_relocate_functions::movt_abs): New function.
1410 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1411 (Arm_relocate_functions::thm_movt_abs): New function.
1412 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1413 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1414 (Scan::global): Likewise.
1415 (Relocate::relocate): Likewise.
1416 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1417
7f5309a5
ILT		 14182009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1419
1420 * arm.cc (Arm_relocate_functions::got_prel) New function.
1421 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1422 (Relocate::relocate): Likewise.
1423 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1424
364c7fa5
ILT		 14252009-10-06 Ian Lance Taylor <iant@google.com>
1426
1427 * options.h (class General_options): Define
1428 split_stack_adjust_size parameter.
1429 * object.h (class Object): Add uses_split_stack_ and
1430 has_no_split_stack_ fields. Add uses_split_stack and
1431 has_no_split_stack accessor functions. Declare
1432 handle_split_stack_section.
1433 (class Reloc_symbol_changes): Define.
1434 (class Sized_relobj): Define Function_offsets. Declare
1435 split_stack_adjust, split_stack_adjust_reltype, and
1436 find_functions.
1437 * object.cc (Object::handle_split_stack_section): New function.
1438 (Sized_relobj::do_layout): Call handle_split_stack_section.
1439 * dynobj.cc (Sized_dynobj::do_layout): Call
1440 handle_split_stack_section.
1441 * reloc.cc (Sized_relobj::relocate_sections): Call
1442 split_stack_adjust for executable sections in split_stack
1443 objects. Pass reloc_map to relocate_section.
1444 (Sized_relobj::split_stack_adjust): New function.
1445 (Sized_relobj::split_stack_adjust_reltype): New function.
1446 (Sized_relobj::find_functions): New function.
1447 * target-reloc.h: Include "object.h".
1448 (relocate_section): Add reloc_symbol_changes parameter. Change
1449 all callers.
1450 * target.h (class Target): Add calls_non_split method. Declare
1451 do_calls_non_split virtual method. Declare match_view and
1452 set_view_to_nop.
1453 * target.cc: Include "elfcpp.h".
1454 (Target::do_calls_non_split): New function.
1455 (Target::match_view): New function.
1456 (Target::set_view_to_nop): New function.
1457 * gold.cc (queue_middle_tasks): Give an error if mixing
1458 split-stack and non-split-stack objects with -r.
1459 * i386.cc (Target_i386::relocate_section): Add
1460 reloc_symbol_changes parameter.
1461 (Target_i386::do_calls_non_split): New function.
1462 * x86_64.cc (Target_x86_64::relocate_section): Add
1463 reloc_symbol_changes parameter.
1464 (Target_x86_64::do_calls_non_split): New function.
1465 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1466 parameter.
1467 * powerpc.cc (Target_powerpc::relocate_section): Add
1468 reloc_symbol_changes parameter.
1469 * sparc.cc (Target_sparc::relocate_section): Add
1470 reloc_symbol_changes parameter.
1471 * configure.ac: Call AM_CONDITIONAL for the default target.
1472 * configure: Rebuild.
1473 * testsuite/Makefile.am (TEST_AS): New variable.
1474 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1475 (check_DATA): Add split_i386 and split_x86_64 files.
1476 (SPLIT_DEFSYMS): Define.
1477 (split_i386_[1234n].o): New targets.
1478 (split_i386_[124]): New targets.
1479 (split_i386_[1234r].stdout): New targets.
1480 (split_x86_64_[1234n].o): New targets.
1481 (split_x86_64_[124]): New targets.
1482 (split_x86_64_[1234r].stdout): New targets.
1483 (MOSTLYCLEANFILES): Add new executables.
1484 * testsuite/split_i386.sh: New file.
1485 * testsuite/split_x86_64.sh: New file.
1486 * testsuite/split_i386_1.s: New file.
1487 * testsuite/split_i386_2.s: New file.
1488 * testsuite/split_i386_3.s: New file.
1489 * testsuite/split_i386_4.s: New file.
1490 * testsuite/split_i386_n.s: New file.
1491 * testsuite/split_x86_64_1.s: New file.
1492 * testsuite/split_x86_64_2.s: New file.
1493 * testsuite/split_x86_64_3.s: New file.
1494 * testsuite/split_x86_64_4.s: New file.
1495 * testsuite/split_x86_64_n.s: New file.
1496 * testsuite/testfile.cc (Target_test): Update relocation_section
1497 function.
1498 * testsuite/Makefile.in: Rebuild.
1499
e8a9fcda
ILT		 15002009-10-06 Ian Lance Taylor <iant@google.com>
1501
1502 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1503 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1504 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1505 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1506 the address on ldo_addrs_.
1507 (Target_i386::Relocate::fix_up_ldo): New function.
1508
e99daf92
ILT		 15092009-10-06 Rafael Espindola <espindola@google.com>
1510
1511 * plugin.cc (add_input_library): New.
1512 (Plugin::load): Add add_input_library to tv.
1513 (Plugin_manager::add_input_file): Add the is_lib argument.
1514 (add_input_file): Update call to Plugin_manager::add_input_file.
1515 (add_input_library): New.
1516 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1517
966d4097
DK		 15182009-09-30 Doug Kwan <dougkwan@google.com>
1519
1520 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1521 symbol and call Symbol::may_need_copy_reloc to determine if
1522 a copy reloc is needed.
1523 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1524 nocopyreloc is given in command line.
1525 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1526 given in command line.
1527 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1528 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1529 of the removed Target_i386::may_need_copy_reloc.
1530 * options.h (copyreloc): New option with default value false.
1531 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1532 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1533 instead of the removed Target_powerpc::may_need_copy_reloc.
1534 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1535 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1536 instead of the removed Target_sparc::may_need_copy_reloc.
1537 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1538 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1539 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1540 instead of the removed Target_x86_64::may_need_copy_reloc.
1541
029ba973
ILT		 15422009-09-30 Ian Lance Taylor <iant@google.com>
1543
1544 * object.h (class Object): Remove target_ field, and target,
1545 sized_target, and set_target methods.
1546 (Object::sized_target): Remove.
1547 (class Sized_relobj): Update declarations. Remove sized_target.
1548 * object.cc (Sized_relobj::setup): Remove target parameter.
1549 Change all callers.
1550 (Input_objects::add_object): Don't do anything with the target.
1551 (make_elf_sized_object): Add punconfigured parameter. Change all
1552 callers. Set or test parameter target.
1553 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1554 Change all callers.
1555 * parameters.cc (Parameters::set_target): Change parameter type to
1556 be non-const.
1557 (Parameters::default_target): Remove.
1558 (set_parameters_target): Change parameter type to be non-const.
1559 (parameters_force_valid_target): New function.
1560 (parameters_clear_target): New function.
1561 * parameters.h (class Parameters): Update declarations. Remove
1562 default_target method. Add sized_target and clear_target
1563 methods. Change target_ to be non-const.
1564 (set_parameters_target): Update declaration.
1565 (parameters_force_valid_target): Declare.
1566 (parameters_clear_target): Declare.
1567 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1568 as NULL if we aren't searching.
1569 (Add_symbols::run): Don't check for compatible target.
1570 * fileread.cc (Input_file::open_binary): Call
1571 parameters_force_valid_target.
1572 * gold.cc (queue_middle_tasks): Likewise.
1573 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1574 set_target on object.
1575 * dynobj.h (class Sized_dynobj): Update declarations.
1576 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1577 make_elf_object returns NULL.
1578 (Archive::include_member): Don't check whether object target is
1579 compatible.
1580 * output.cc (Output_section::add_input_section): Get target from
1581 parameters.
1582 (Output_section::relax_input_section): Likewise.
1583 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1584 parameters.
1585 (Sized_relobj::do_scan_relocs): Likewise.
1586 (Sized_relobj::relocate_sections): Likewise.
1587 * resolve.cc (Symbol_table::resolve): Likewise.
1588 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1589 parameter. Change all callers.
1590 (Symbol_table::add_from_object): Get target from parameters.
1591 (Symbol_table::add_from_relobj): Don't check object target.
1592 (Symbol_table::add_from_dynobj): Likewise.
1593 (Symbol_table::define_special_symbol): Get target from
1594 parameters.
1595 * symtab.h (class Symbol_table): Update declaration.
1596 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1597 parameter. Change all callers. Clear parameter target.
1598 (Binary_test): Test target here.
1599 * testsuite/object_unittest.cc (gold_testsuite): Remove
1600 target_test_pointer parameter. Change all callers.
1601 (Object_test): Test target here.
1602
a6a22b83
ILT		 16032009-09-26 Ian Lance Taylor <iant@google.com>
1604
1605 * testsuite/initpri1.c: Don't try to use constructor priorities if
1606 compiling with gcc before 4.3.
1607
6a8f49fe
ILT		 16082009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1609
1610 * testsuite/retain_symbols_file_test.sh (check_present): Change
1611 output file name to retain_symbols_file_test.stdout.
1612 (check_absent): Likewise.
1613
8c604651
CS		 16142009-09-18 Craig Silverstein <csilvers@google.com>
1615
1616 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1617 * options.cc: Include <cerrno> and <fstream>.
1618 (General_options::finalize): Parse -retain-symbols-file tag.
1619 * options.h: New flag.
1620 (General_options): New method should_retain_symbol, new
1621 variable symbols_to_retain.
1622 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1623 should_retain_symbol map.
1624 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1625 * testsuite/Makefile.in: Regenerate.
1626 * testsuite/retain_symbols_file_test.sh: New file.
1627
ca58b19f
NC		 16282009-09-18 Nick Clifton <nickc@redhat.com>
1629
1630 * po/es.po: Updated Spanish translation.
1631
20e6d0d6
DK		 16322009-09-17 Doug Kwan <dougkwan@google.com>
1633
1634 * debug.h (DEBUG_RELAXATION): New constant.
1635 (DEBUG_ALL): Add DEBUG_RELAXATION.
1636 (debug_string_to_enum): Add relaxation debug option.
1637 * layout.cc
1638 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1639 Layout::Relaxation_debug_check::read_sections,
1640 Layout::Relaxation_debug_check::read_sections): New method definitions.
1641 (Layout::Layout): Initialize data members
1642 record_output_section_data_from_scrips_,
1643 script_output_section_data_list_ and relaxation_debug_check_.
1644 (Layout::save_segments, Layout::restore_segments,
1645 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1646 Layout::relaxation_loop_body): New method definitions.
1647 (Layout::finalize): Support relaxation. Move section layout code to
1648 Layout::relaxation_loop_body.
1649 (Layout::set_asection_address_from_script): Move code for orphan
1650 section placement out.
1651 (Layout::place_orphan_sections_in_script): New method definition.
1652 * layout.h (Output_segment_headers, Output_file_header):
1653 New forward class declarations.
1654 (Layout::~Layout): Define.
1655 (Layout::new_output_section_data_from_script): New method definition.
1656 (Layout::place_orphan_sections_in_script): New method declaration.
1657 (Layout::Segment_states): New type declaration.
1658 (Layout::save_segments, Layout::restore_segments,
1659 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1660 Layout::relaxation_loop_body): New method declarations.
1661 (Layout::Output_section_data_list): New type declaration.
1662 (Layout::Relaxation_debug_check): New class definition.
1663 (Layout::record_output_section_data_from_script_,
1664 Layout::script_output_section_data_list_, Layout::segment_states_,
1665 Layout::relaxation_debug_check_): New data members.
1666 * output.cc: (Output_section_headers::do_size): New method definition.
1667 (Output_section_headers::Output_section_headers): Move size
1668 computation to Output_section_headers::do_size.
1669 (Output_segment_headers::do_size): New method definition.
1670 (Output_file_header::Output_file_header): Move size computation to
1671 Output_file_header::do_size and call it.
1672 (Output_file_header::do_size): New method definition.
1673 (Output_data_group::Output_data_group): Adjust call to
1674 Output_section_data.
1675 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1676 (Output_symtab_xindex::do_write): Add array bound check.
1677 (Output_section::Input_section::print_to_mapfile): Handle
1678 RELAXED_INPUT_SECTION_CODE.
1679 (Output_section::Output_section): Initialize data member checkpoint_.
1680 (Output_section::~Output_section): Delete checkpoint object pointed
1681 by checkpoint_.
1682 (Output_section::add_input_section): Always add an Input_section if
1683 relaxing.
1684 (Output_section::add_merge_input_section): Add assert.
1685 (Output_section::relax_input_section): New method definition.
1686 (Output_section::set_final_data_size): Set load address to zero for
1687 an unallocated section.
1688 (Output_section::do_address_and_file_offset_have_reset_values):
1689 New method definition.
1690 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1691 Handle relaxed input section.
1692 (Output_section::sort_attached_input_sections): Checkpoint input
1693 section list lazily.
1694 (Output_section::get_input_sections): Change type of input_sections to
1695 list of Simple_input_section pointers. Checkpoint input section list
1696 lazily. Also handle relaxed input sections.
1697 (Output_section::add_input_section_for_script): Take a reference to
1698 a Simple_input_section object instead of Relobj pointer and section
1699 index as parameter. Handle relaxed input sections.
1700 (Output_section::save_states, Output_section::restore_states): New
1701 method definitions.
1702 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1703 (Output_data::is_data_size_fixed): New method definition.
1704 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1705 if it is fixed.
1706 (Output_data::address_and_file_offset_have_reset_values): New method
1707 definition.
1708 (Output_data::do_address_and_file_offset_have_reset_values): New method
1709 definition.
1710 (Output_data::set_data_size): Check that data size is not fixed.
1711 (Output_data::fix_data_size): New method definition.
1712 (Output_data::is_data_size_fixed_): New data member.
1713 (Output_section_headers::set_final_data_size): New method definition.
1714 (Output_section_headers::do_size): New method declaration.
1715 (Output_segment_headers::set_final_data_size): New method definition.
1716 (Output_segment_headers::do_size): New method declaration.
1717 (Output_file_header::set_final_data_size)::New method definition.
1718 (Output_file_header::do_size)::New method declaration.
1719 (Output_section_data::Output_section_data): Add new parameter
1720 is_data_size_fixed and use it to fix data size.
1721 (Output_data_const::Output_data_const): Adjust call to base class
1722 constructor and fix data size.
1723 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1724 base class constructor and fix data size.
1725 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1726 base class constructor and fix data size.
1727 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1728 class constructor and fix data size.
1729 (Output_data_group::set_final_data_size): New method definition.
1730 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1731 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1732 class constructor and fix data size.
1733 (Output_relaxed_input_section): New class definition.
1734 (Output_section::Simple_input_section): New class definition.
1735 (Output_section::get_input_sections): Adjust parameter list.
1736 (Output_section::add_input_section_for_script): Same.
1737 (Output_section::save_states, Output_section::restore_states,
1738 Output_section::do_address_and_file_offset_have_reset_values,
1739 (Output_section::Input_section::Input_section): Handle
1740 RELAXED_INPUT_SECTION_CODE. Add new overload for
1741 Output_relaxed_input_section.
1742 (Output_section::Input_section::is_input_section,
1743 Output_section::Input_section::set_output_section): Handle relaxed
1744 input section.
1745 (Output_section::Input_section::is_relaxed_input_section,
1746 Output_section::Input_section::output_section_data,
1747 Output_section::Input_section::relaxed_input_section): New method
1748 definitions.
1749 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1750 value.
1751 (Output_section::Input_section::u1_): Update comments.
1752 (Output_section::Input_section::u2_): Add new union member poris.
1753 (Output_section::Checkpoint_output_section): New classs definition.
1754 (Output_section::relax_input_section): New method declaration.
1755 (Output_section::checkpoint_): New data member.
1756 (Output_segment): Update comments.
1757 (Output_segment::Output_segment): Un-privatize copy constructor.
1758 (Output_segment::operator=): Un-privatize.
1759 * script-sections.cc (Output_section_element::Input_section_list):
1760 Change element type to Output_section::Simple_input_section.
1761 (Output_section_element_dot_assignment::set_section_addresses):
1762 Register output section data for relaxation clean up.
1763 (Output_data_exression::Output_data_expression): Adjust call to base
1764 constructor to fix data size.
1765 (Output_section_element_data::set_section_addresses): Register
1766 Output_data_expression object for relaxation clean up.
1767 (struct Input_section_info): Replace Relobj pointer and section index
1768 pair with Output_section::Simple_input_section and Convert struct to a
1769 class.
1770 (Input_section_sorter::operator()): Adjust access to
1771 Input_section_info data member to use accessors.
1772 (Output_section_element_input::set_section_addresses): Use layout
1773 parameter. Adjust code to use Output_section::Simple_input_section
1774 and Input_secction_info classes. Register filler for relaxation
1775 clean up.
1776 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1777 and section index pair with Output_section::Simple_input_section
1778 class. Adjust code accordingly.
1779 (Phdrs_element::release_segment): New method definition.
1780 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1781 segment list.
1782 (Script_sections::release_segments): New method definition.
1783 * gold/script-sections.h (Script_sections::release_segments): New
1784 method declaration.
1785 * gold/target.h (Target::may_relax, Target::relax,
1786 Target::do_may_relax, Target::do_relax): New method definitions.
1787
5e445df6
ILT		 17882009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1789
1790 * arm.cc (has_signed_unsigned_overflow): New function.
1791 (Arm_relocate_functions::abs8): New function.
1792 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1793 (Target_arm::Scan::global): Likewise.
1794 (Target_arm::relocate::relocate): Likewise.
1795 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1796 Likewise.
1797
8c604651 17982009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1799
1800 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1801 * testsuite/Makefile.in: Regenerate.
1802
1e9cc1c2
NC		 18032009-09-11 Nick Clifton <nickc@redhat.com>
1804
1805 * po/gold.pot: Updated by the Translation project.
1806
6a89f575
CC		 18072009-09-08 Cary Coutant <ccoutant@google.com>
1808
1809 * output.cc (Output_file::open): Add execute permission to empty file.
1810 * testsuite/Makefile.am (permission_test): New test.
1811 * testsuite/Makefile.in: Regenerate.
1812
fdcac5af
ILT		 18132009-09-02 Ian Lance Taylor <iant@google.com>
1814
1815 * output.cc (Output_file::resize): Call map_no_anonymous rather
1816 than map.
1817
44453f85
ILT		 18182009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1819
1820 * gold.cc: Include "incremental.h".
1821 (queue_initial_tasks): Call Incremental_checker methods.
1822 * incremental.cc: Include "output.h".
1823 (Incremental_checker::can_incrementally_link_output_file): New
1824 method.
1825 * incremental.h (Incremental_checker): New class.
1826
1827 * output.cc (Output_file::open_for_modification): New method.
1828 (Output_file::map_anonymous): Changed return type to bool. Record
1829 map in base_ field.
1830 (Output_file::map_no_anonymous): New method, broken out of map.
1831 (Output_file::map): Use map_no_anonymous and map_anonymous.
1832 * output.h (class Output_file): Update declarations.
1833
293c1386
CC		 18342009-08-24 Cary Coutant <ccoutant@google.com>
1835
1836 * options.h (Command_line::Pre_options): New class.
1837 (Command_line::pre_options): New member.
1838 * options.cc (gold::options::ready_to_register): New variable.
1839 (One_option::register_option): Do nothing if not registering options.
1840 Assert if same short option registered twice.
1841 (General_options::General_options): Turn off option registration when
1842 done constructing.
1843 (Command_line::Pre_options::Pre_options): New constructor.
1844
f773f3d2
CC		 18452009-08-24 Cary Coutant <ccoutant@google.com>
1846
06a73cfe
CC		 1847 * options.h (General_options::no_keep_memory): Remove incorrect
1848 short option.
f773f3d2 1849
a15af8e2
RW		 18502009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1851
1852 * Makefile.am (am__skiplex, am__skipyacc): New.
1853 * Makefile.in: Regenerate.
1854
c462b41b
RW		 18552009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1856
14ec8efd
RW		 1857 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1858 (INCLUDES): ... this.
1859 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1860 (AM_CPPFLAGS): Renamed from ...
1861 (INCLUDE): ... this.
1862 * Makefile.in, testsuite/Makefile.in: Regenerate.
1863
81ecdfbb
RW		 1864 * Makefile.in: Regenerate.
1865 * aclocal.m4: Likewise.
1866 * config.in: Likewise.
1867 * configure: Likewise.
1868 * testsuite/Makefile.in: Likewise.
1869
c462b41b
RW		 1870 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1871 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1872 * Makefile.in: Regenerate.
1873 * testsuite/Makefile.in: Regenerate.
1874
2da73f13
CC		 18752009-08-19 Cary Coutant <ccoutant@google.com>
1876
1877 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1878 symbols in shared libraries overridden by hidden or internal symbols
1879 in the main program.
1880
2db70501
CD		 18812009-08-19 Chris Demetriou <cgd@google.com>
1882
1883 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1884 checking source file names in error messages.
1885
f733487b
DK		 18862009-08-18 Doug Kwan <dougkwan@google.com>
1887
1888 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1889 an elcpp::Ehdr as parameter. Adjust call to set_target.
1890 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1891 an elfcpp::Ehdr as parameter.
1892 * object.cc (Object::set_target): Remove the version that looks up
1893 a target and sets it.
1894 (Sized_relobj::setup): Take a Target object instead of
1895 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1896 (make_elf_sized_object): Find target and ask target to
1897 make an ELF object.
1898 * object.h: (Object::set_target): Remove the version that looks up
1899 a target and sets it.
1900 (Sized_relobj::setup): Take a Target object instead of
1901 an elfcpp:Ehdr as parameter.
1902 * target.cc: Include dynobj.h.
1903 (Target::do_make_elf_object_implementation): New.
1904 (Target::do_make_elf_object): New.
1905 * target.h (Target::make_elf_object): New template declaration.
1906 (Target::do_make_elf_object): New method declarations.
1907 (Target::do_make_elf_object_implementation): New template declaration.
1908
cc70f101
ILT		 19092009-08-14 Ian Lance Taylor <iant@google.com>
1910
1911 * gold.h (FUNCTION_NAME): Define.
1912 (gold_unreachable): Use FUNCTION_NAME.
1913
ef5e0cb1
ST		 19142009-08-12 Sriraman Tallam <tmsriram@google.com>
1915
1916 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1917 symbol in the --keep-unique list is not found.
1918
48c187ce
ST		 19192009-08-12 Sriraman Tallam <tmsriram@google.com>
1920
1921 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1922 been maked as --keep-unique.
1923 (Icf::unfold_section): New function.
1924 * icf.h (Icf::unfold_section): New function.
1925 * options.h (General_options::keep_unique): New option.
1926 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1927 * testsuite/Makefile.in: Regenerate.
1928 * testsuite/icf_keep_unique_test.sh: New file.
1929 * testsuite/icf_keep_unique_test.cc: New file.
1930
645afe0c
CC		 19312009-08-12 Cary Coutant <ccoutant@google.com>
1932
1933 PR 10471
1934 * resolve.cc (Symbol_table::resolve): Check for references from
1935 dynamic objects to hidden and internal symbols.
1936 * testsuite/Makefile.am (hidden_test.sh): New test.
1937 * testsuite/Makefile.in: Regenerate.
1938 * testsuite/hidden_test.sh: New script.
1939 * testsuite/hidden_test_1.c: New test source.
1940 * testsuite/hidden_test_main.c: New test source.
1941
11af873f
DK		 19422009-08-11 Doug Kwan <dougkwan@google.com>
1943
1944 * arm.cc: Update comments.
1945 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1946 segment to locate the .ARM.exidx section if present.
1947
b9f7d72d
DK		 19482009-08-09 Doug Kwan <dougkwan@google.com>
1949
1950 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1951 patch.
1952
ddd3c53c
ST		 19532009-08-07 Sriraman Tallam <tmsriram@google.com>
1954 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1955 compiler warnings.
1956
27721062
ST		 19572009-08-06 Sriraman Tallam <tmsriram@google.com>
1958
1959 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1960 valid tls_segment only for non-debug-section relocations.
1961 * testsuite/Makefile.am: Add gc_tls_test.
1962 * testsuite/Makefile.in: Regenerate.
1963 * testsuite/gc_tls_test.cc: New file.
1964 * testsuite/gc_tls_test.sh: New file.
1965
ef15dade
ST		 19662009-08-05 Sriraman Tallam <tmsriram@google.com>
1967
1968 * icf.cc: New file.
1969 * icf.h: New file.
1970 * Makefile.am (CCFILES): Add icf.cc.
1971 (HFILES): Add icf.h
1972 * Makefile.in: Regenerate.
1973 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1974 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1975 section, symbol and addend information for the relocs.
1976 * gold.cc (queue_middle_tasks): Call identical code folding.
1977 * gold.h: Add defines for multimap.
1978 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1979 to the call of finalize_local_symbols.
1980 * main.cc (main): Create object of class Icf.
1981 * object.cc (Sized_relobj::do_layout): Allow this function to be
1982 called twice during icf.
1983 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1984 to sections marked as identical by icf.
1985 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1986 when available.
1987 (Sized_relobj::do_section_entsize): New function.
1988 * object.h (Object::section_entsize): New function.
1989 (Object::do_section_entsize): New pure virtual function.
1990 (Relobj::finalize_local_symbols): Add new parameter.
1991 (Relobj::do_section_entsize): New function.
1992 * options.h (General_options::icf): New option.
1993 (General_options::icf_iterations): New option.
1994 (General_options::print_icf_sections): New option.
1995 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1996 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1997 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1998 icf.
1999 * symtab.cc (Symbol_table::is_section_folded): New function.
2000 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2001 to sections marked as identical by icf.
2002 * symtab.h (Symbol_table::set_icf): New function.
2003 (Symbol_table::icf): New function.
2004 (Symbol_table::is_section_folded): New function.
2005 (Symbol_table::icf_): New data member.
2006 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2007 * testsuite/Makefile.am: Add commands to build icf_test.
2008 * testsuite/Makefile.in: Regenerate.
2009 * testsuite/icf_test.sh: New file.
2010 * testsuite/icf_test.cc: New file.
2011
c3b65ac4
CD		 20122009-07-24 Chris Demetriou <cgd@google.com>
2013
2014 * layout.cc (is_compressible_debug_section): Fix incorrect
2015 comment about compressed section names.
2016
1caf2c51
ILT		 20172009-07-20 Ian Lance Taylor <ian@airs.com>
2018
2019 PR 10419
2020 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2021
1ef4d87f
ILT		 20222009-07-16 Ian Lance Taylor <iant@google.com>
2023
2024 PR 10400
2025 * layout.h: #include <map>.
2026 (class Kept_section): Change from struct to class. Add accessors
2027 and setters. Add section size to Comdat_group mapping. Change
2028 Comdat_group to std::map. Add is_comdat_ field. Add
2029 linkonce_size field in union.
2030 (class Layout): Update declaration of find_or_add_kept_section.
2031 Don't declare find_kept_object.
2032 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2033 parameter. Add object, shndx, is_comdat, and is_group_name
2034 parameters. Change all callers. Adjust for new Kept_section.
2035 (Layout::find_kept_object): Remove.
2036 * object.cc (Sized_relobj::include_section_group): Update use of
2037 Kept_section. Rename secnum to shndx. Only record
2038 Kept_comdat_section if sections are the same size.
2039 (Sized_relobj::include_linkonce_section): Update use of
2040 Kept_section. Only record Kept_comdat_section if sections are the
2041 same size. Set size of linkonce section.
2042 (Sized_relobj::map_to_kept_section): Update call to
2043 get_kept_comdat_section.
2044 * object.h (class Sized_relobj): Rename fields in
2045 Kept_comdat_section to drop trailing underscores; change object
2046 field to Relobj*. Change Kept_comdat_section_table to store
2047 struct rather than pointer.
2048 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2049 Add kept_object and kept_shndx parameters. Change all callers.
2050 (Sized_relobj::get_kept_comdat_section): Change return type to
2051 bool. Add kept_object and kept_shndx parameters. Change all
2052 callers.
2053 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2054 Layout::find_or_add_kept_section.
2055
37c3b7b0
ILT		 20562009-07-09 Ian Lance Taylor <iant@google.com>
2057
2058 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2059 Reserve space in the hash table.
2060
98fa85cb
ILT		 20612009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2062
2063 * fileread.cc (File_read::get_mtime): New method.
2064 * fileread.h (Timespec): New structure.
2065 (File_read::get_mtime): New method.
2066 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2067 Renamed from timestamp_nsec.
2068 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2069 Elf_Xword.
2070 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2071 timestamp_nsec.
2072 (Incremental_inputs::report_archive): Save mtime; style fix.
2073 (Incremental_inputs::report_obejct): Save mtime; style fix.
2074 (Incremental_inputs::report_script): Save mtime; style fix.
2075 (Incremental_inputs::finalize_inputs): Style fix.
2076 (Incremental_inputs::finalize): Style fix.
2077 (Incremental_inputs::create_input_section_data): Store inputs
2078 mtime.
2079 * incremental.h (Incremental_inputs::report_script): Add mtime
2080 argument.
2081 (Incremental_inputs::Input_info::Input_info): Intialize only one
2082 union member.
2083 (Incremental_inputs::Input_info::archive): Move to nameless
2084 union.
2085 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2086 (Incremental_inputs::Input_info::script): Move to nameless union.
2087 (Incremental_inputs::mtime): New field.
2088 * script.cc (read_input_script): Pass file mtime to
2089 Incremental_input.
2090 * script.h (Script_info::inputs): Style fix.
2091
c9d70757
ILT		 20922009-07-01 Ian Lance Taylor <ian@airs.com>
2093
2094 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2095 instead of 32.
2096
9c547ec3
ILT		 20972009-06-24 Ian Lance Taylor <iant@google.com>
2098
2099 PR 10156
2100 * layout.cc (Layout::choose_output_section): If we find an
2101 existing section, update the flags.
2102 (Layout::create_notes): New function, broken out of
2103 Layout::finalize.
2104 (Layout::finalize): Don't create note sections.
2105 (Layout::create_note): Don't crash if linker script discards
2106 section.
2107 (Layout::create_gold_note): Likewise.
2108 (Layout::create_build_id): Likewise. Don't set
2109 after_input_sections on the section.
2110 (Layout::create_executable_stack_info): Remove target parameter.
2111 Change caller.
2112 * layout.h (class Layout): Declare create_notes. Update
2113 declaration of create_executable_stack_info.
2114 * gold.cc (queue_middle_tasks): Call create_notes.
2115 * output.cc (Output_section::update_flags_for_input_section): Move
2116 here from output.h. If SHF_ALLOC flag is newly set, mark address
2117 invalid.
2118 * output.h (Output_data::mark_address_invalid): New function.
2119 (class Output_section): Only declare, not define,
2120 update_flags_for_input_section. Remove set_flags.
2121
55458500
ILT		 21222009-06-24 Ian Lance Taylor <iant@google.com>
2123
2124 * script-sections.cc (Output_section_definition::
2125 set_section_addresses): Rename shadowing local load_address to
2126 laddr.
2127
1307d6cd
ILT		 21282009-06-24 Ian Lance Taylor <iant@google.com>
2129
2130 PR 10244
2131 * reloc.cc (relocate_sections): Skip empty relocation sections.
2132
ec3f783e
ILT		 21332009-06-23 Ian Lance Taylor <iant@google.com>
2134
2135 PR 10156
2136 * layout.cc (Layout::create_note): Use choose_output_section
2137 rather than make_output_section.
2138
459c9f1c
ILT		 21392009-06-23 Ian Lance Taylor <iant@google.com>
2140
2141 PR 10237
2142 * options.cc (General_options::parse_V): Set printed_version_.
2143 (General_options::General_options): Initialize printed_version_.
2144 * options.h (class General_options): Add printed_version_ field.
2145 * gold.cc (queue_initial_tasks): If there are no input files,
2146 don't give a fatal error if we printed the version information.
2147 (queue_middle_tasks): If using -r with a shared object, give a
2148 fatal error rather than an ordinary error.
2149
1518dc8f
ILT		 21502009-06-23 Ian Lance Taylor <iant@google.com>
2151
2152 PR 10219
2153 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2154 (Layout::make_output_section): Set have_stabstr_section_ if we see
2155 a .stab*str section.
2156 (Layout::finalize): Call link_stabs_sections.
2157 (Layout::link_stabs_sections): New file.
2158 * layout.h (class Layout): Add have_stabstr_section_ field.
2159 Declare link_stabs_sections.
2160
3d857b98
DK		 21612009-06-23 Doug Kwan <dougkwan@google.com>
2162
2163 * Makefile.am (libgold_a_LIBADD): New.
2164 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2165 * Makefile.in: Regenerate.
2166 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2167 * configure: Regenerate.
2168 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2169 * fileread.cc: Include sys/state.h
2170 * gold.h: Declare memmem and strndup if found missing.
2171 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2172
0639a6f6
ILT		 21732009-06-23 Ian Lance Taylor <iant@google.com>
2174
2175 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2176 * configure: Rebuild.
2177
8d63875c
ILT		 21782009-06-23 Ian Lance Taylor <iant@google.com>
2179
2180 PR 10147
2181 * object.cc (Object::section_contents): Don't try to get a view if
2182 the section has length zero.
2183 (Object::handle_gnu_warning_section): If the section is empty, use
2184 the name of the section as the warning.
2185
f7c8a183
ILT		 21862009-06-23 Ian Lance Taylor <iant@google.com>
2187
2188 PR 10133
2189 * stringpool.h (class Stringpool_template): Add optimize_ field.
2190 (Stringpool_template::set_optimize): New function.
2191 * stringpool.cc (Stringpool_template::Stringpool_template):
2192 Initialize optimize_ field.
2193 (Stringpool_template::set_string_offsets): Test local optimize
2194 fild rather than parameter.
2195 * layout.cc (Layout::Layout): Call set_optimize on the section
2196 name stringpool.
2197
e6a307ba
ILT		 21982009-06-22 Ian Lance Taylor <iant@google.com>
2199
2200 PR 10030
2201 * yyscript.y: Parse TARGET.
2202 * script.cc (script_set_target): New function.
2203 * script-c.h (script_set_target): Declare.
2204 * options.cc (General_options::string_to_object_format): Rename
2205 from string_to_object_format in anonymous namespace. Change
2206 callers.
2207 * options.h (class General_options): Declare
2208 string_to_object_format.
2209
3ee173de
ILT		 22102009-06-22 Ian Lance Taylor <iant@google.com>
2211
2212 * script-sections.cc (Script_sections::create_segments): Don't put
2213 program headers in a PT_LOAD segment if -n or -N.
2214
22152009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2216
2217 PR 10141
2218 * options.h (class General_options): Add -z lazy and -z now. Sort
2219 -z options into alphabetical order.
2220 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2221
cd6739a1 22222009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2223
2224 * layout.cc (Layout::make_output_section): Call
2225 Target::new_output_section.
2226 (Layout::attach_allocated_section_to_segment): Put large section
2227 sections in a separate load segment with the large segment flag
2228 set.
2229 (Layout::segment_precedes): Sort large data segments after other
2230 load segments.
2231 (align_file_offset): New static function.
2232 (Layout::set_segment_offsets): Use align_file_offset.
2233 * output.h (class Output_section): Add is_small_section_ and
2234 is_large_section_ fields.
2235 (Output_section::is_small_section): New function.
2236 (Output_section::set_is_small_section): New function.
2237 (Output_section::is_large_section): New function.
2238 (Output_section::set_is_large_section): New function.
2239 (Output_section::is_large_data_section): New function.
2240 (class Output_segment): Add is_large_data_segment_ field.
2241 (Output_segment::is_large_data_segment): New function.
2242 (Output_segment::set_is_large_data_segment): New function.
2243 * output.cc (Output_section::Output_section): Initialize new
2244 fields.
2245 (Output_segment::Output_segment): Likewise.
2246 (Output_segment::add_output_section): Add assertion that large
2247 data sections always go in large data segments. Force small data
2248 sections to the end of the list of data sections. Force small BSS
2249 sections to the start of the list of BSS sections. For large BSS
2250 sections to the end of the list of BSS sections.
2251 * symtab.h (class Symbol): Declare is_common_shndx.
2252 (Symbol::is_defined): Check Symbol::is_common_shndx.
2253 (Symbol::is_common): Likewise.
2254 (class Symbol_table): Define enum Commons_section_type. Update
2255 declarations. Add small_commons_ and large_commons_ fields.
2256 * symtab.cc (Symbol::is_common_shndx): New function.
2257 (Symbol_table::Symbol_table): Initialize new fields.
2258 (Symbol_table::add_from_object): Put small and large common
2259 symbols in the right list.
2260 (Symbol_table::sized_finalized_symbol): Check
2261 Symbol::is_common_shndx.
2262 (Symbol_table::sized_write_globals): Likewise.
2263 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2264 common symbol lists. Don't call do_allocate_commons_list if the
2265 list is empty.
2266 (Symbol_table::do_allocate_commons_list): Remove is_tls
2267 parameter. Add comons_section_type parameter. Change all
2268 callers. Handle small and large common symbols.
2269 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2270 Symbol::is_common_shndx.
2271 * resolve.cc (symbol_to_bits): Likewise.
2272 * target.h (Target::small_common_shndx): New function.
2273 (Target::small_common_section_flags): New function.
2274 (Target::large_common_shndx): New function.
2275 (Target::large_common_section_flags): New function.
2276 (Target::new_output_section): New function.
2277 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2278 small_common_section_flags, and large_common_section_flags
2279 fields.
2280 (Target::do_new_output_section): New virtual function.
2281 * arm.cc (Target_arm::arm_info): Initialize new fields.
2282 * i386.cc (Target_i386::i386_info): Likewise.
2283 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2284 Likewise.
2285 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2286 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2287 (Target_x86_64::do_new_output_section): New function.
2288 * configure.ac: Define conditional MCMODEL_MEDIUM.
2289 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2290 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2291 (large_LDFLAGS): Define.
2292 * testsuite/large.c: New file.
2293 * testsuite/testfile.cc (Target_test::test_target_info):
2294 Initialize new fields.
2295 * configure, testsuite/Makefile.in: Rebuild.
2296
bb04269c
DK		 22972009-06-05 Doug Kwan <dougkwan@google.com>
2298
2299 * Makefile.am (CCFILES): Add target.cc.
2300 * Makefile.in: Regenerate.
2301 * i386.cc (class Target_i386): Define new virtual method to
2302 override do_is_local_label_name in parent.
2303 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2304 local symbols if --discard-locals or -X is given.
2305 * options.h (class General_options): Declare new options
2306 '--discard-locals' and '-X' for discarding locals.
2307 * target.h (class Target): Define new methods is_local_label_name.
2308 Declare new virtual method do_is_local_label_name.
2309 * target.cc: New file.
2310 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2311 (check_SCRIPTS): Add discard_locals_test.sh.
2312 (check_DATA): Add discard_local_tests.syms.
2313 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2314 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2315 * testsuite/Makefile.in: Regenerate.
2316 * testsuite/discard_locals_test.c: New file.
2317 * testsuite/discard_locals_test.sh: Same.
2318
805bb01c
DK		 23192009-06-05 Doug Kwan <dougkwan@google.com>
2320
2321 * object.cc (Sized_relobj::Sized_relobj): Initialize
2322 discarded_eh_frame_shndx_ to -1U.
2323 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2324 section.
2325 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2326 a discarded .eh_frame section.
2327 (Sized_relobj::do_finalize_local_symbols): Ditto.
2328 * object.h (class Sized_relobj): Declare new member
2329 discarded_eh_frame_shndx_.
2330 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2331 (local_labels_test.o, local_labels_test): New rules.
2332 * testsuite/Makefile.in: Regenerate.
2333
1dcd334d
DK		 23342009-06-04 Doug Kwan <dougkwan@google.com>
2335
2336 * layout.cc (Layout::section_name_mapping): Add mapping for
2337 special ARM sections.
2338
96d49306
DK		 23392009-06-03 Doug Kwan <dougkwan@google.com>
2340
2341 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2342 (utils::has_overflow): Same.
2343
dff16297
ILT		 23442009-06-03 Ian Lance Taylor <iant@google.com>
2345
2346 * layout.cc (Layout::section_name_mapping): New array, replacing
2347 Layout::linkonce_mapping.
2348 (Layout::section_name_mapping_count): New variable, replacing
2349 Layout::linkonce_mapping_count.
2350 (Layout::linkonce_output_name): Remove.
2351 (Layout::output_section_name): Rewrite.
2352 * layout.h (class Layout): Rename Linkonce_mapping to
2353 Section_name_mapping, linkonce_mapping to section_name_mapping,
2354 linkonce_mapping_count to section_name_mapping_count. Don't
2355 declare linkonce_output_name.
2356
c121c671
DK		 23572009-06-03 Doug Kwan <dougkwan@google.com>
2358
2359 * gold/arm.cc (namespace utils): New.
2360 (Target_arm::reloc_is_non_pic): Define new method.
2361 (class Arm_relocate_functions): New.
2362 (Target_arm::Relocate::relocate): Handle relocation types used by
2363 Android.
2364
07800fab
ILT		 23652009-06-03 Ian Lance Taylor <iant@google.com>
2366
2367 * arm.cc (Target_arm::scan::global): Use || instead of |.
2368
c121c671
DK		 23692009-06-02 Doug Kwan <dougkwan@google.com>
2370
2371 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2372 issued_non_pic_error_.
2373 (class Target_arm::Scan): Declare new method check_non_pic.
2374 Define new method symbol_needs_plt_entry.
2375 Declare new data member issued_non_pic_error_.
2376 (class Target_arm::Relocate): Declare new method
2377 should_apply_static_reloc.
2378 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2379 (Target_arm::Scan::check_non_pic): Define new method.
2380 (Target_arm::Scan::local): Handle a small subset of reloc types used
2381 by Android.
2382 (Target_arm::Scan::local): Same.
2383 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2384
b19b0c6d
ILT		 23852009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2386
2387 * incremental.cc (Incremental_inputs::report_command_line): Filter
2388 out --incremental-* options.
2389
94cdfcff
DK		 23902009-05-29 Doug Kwan <dougkwan@google.com>
2391
2392 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2393 template class.
2394 (class Target_arm): Update comment.
2395 (Target_arm::Target_arm): Initialize new data members GOT_,
2396 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2397 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2398 and Target_arm::rel_dyn_section.
2399 Declare new_enum Target_arm::Got_type.
2400 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2401 and DYNBSS_.
2402 Update commments for member do_dynsym_value.
2403 (Target_arm::got_size, Target_arm::plt_section,
2404 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2405 new methods inside class defintion.
2406 (Target_arm::got_section): Define new method.
2407 (Target_arm::rel_dyn_section): Same.
2408 (Output_data_plt_arm): New template class.
2409 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2410 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2411 (Output_data_plt_arm::add_entry): Same.
2412 (Output_data_plt_arm::first_plt_entry): Define new
2413 static data member for PLT instruction template.
2414 (Output_data_plt_arm::plt_entry): Same.
2415 (Output_data_plt_arm::do_write): Define new method.
2416 (Target_arm::make_plt_entry): Same.
2417 (Target_arm::do_finalize_sections): Same.
2418 (Target_arm::do_dynsym_value): Same.
2419
4a657b0d
DK		 24202009-05-28 Doug Kwan <dougkwan@google.com>
2421
2422 * Makefile.am (TARGETSOURCES): Add arm.cc.
2423 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2424 * Makefile.in: Regenerate.
2425 * arm.cc: New file.
2426 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2427
e7ae8c36
DK		 24282009-05-26 Doug Kwan <dougkwan@google.com>
2429
2430 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2431 (General_options::check_excluded_libs): Strip off directories in
2432 archive name before matching like GNU ld does.
2433 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2434 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2435 (exclude_libs_test_LDFLAGS): Add linker option
2436 -Wl,--exclude-libs,libexclude_libs_test_3
2437 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2438 an explicit archive without using -l.
2439 (alt/libexclude_libs_test_3.a): New make rule.
2440 * testsuite/Makefile.in: Regenerate.
2441 * testsuite/exclude_libs_test.c : Declare lib3_default().
2442 (main): Call it.
2443 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2444 * exclude_libs_test_3.c: New file.
2445
f12e7348
NC		 24462009-05-26 Nick Clifton <nickc@redhat.com>
2447
2448 * po/id.po: New Indonesian translation.
2449 * po/gold.pot: Updated template file.
2450
4daadc0d
ST		 24512009-05-22 Sriraman Tallam <tmsriram@google.com>
2452
2453 * testsuite/Makefile.am: Add -ffunction-sections to compile
2454 gc_comdat_test files. Add -Wl,--gc-sections to build
2455 gc_comdat_test.
2456 * testsuite/Makefile.in: Regenerate.
2457 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2458
531813ad
ST		 24592009-05-21 Sriraman Tallam <tmsriram@google.com>
2460
2461 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2462 kept comdat section was garbage collected.
2463 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2464 * testsuite/Makefile.in: Regenerate.
2465 * testsuite/gc_comdat_test.sh: New file.
2466 * testsuite/gc_comdat_test_1.cc: New file.
2467 * testsuite/gc_comdat_test_2.cc: New file.
2468
65514900
CC		 24692009-05-19 Doug Kwan <dougkwan@google.com>
2470
2471 * archive.cc (Archive::Archive): Move constructor from archive.h
2472 to here. Initialize no_export_.
2473 (Archive::get_elf_object_for_member): Set no_export flag of object.
2474 * archive.h (Archive::Archive): Move constructor body to
2475 archive.cc.
2476 (Archive::no_export): New method.
2477 (Archive::no_export_): New field.
2478 * object.h (Object::Object): Initialize no_export_ to false.
2479 (Object::no_export, Object::set_no_export): New methods.
2480 (Object::no_export_): New field.
2481 * options.cc (General_options::parse_exclude_libs): New method.
2482 (General_options::check_excluded_libs) Same.
2483 * options.h (exclude_libs): New option.
2484 (General_options::check_excluded_libs): New method declaration.
2485 (General_options::excluded_libs_): New field.
2486 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2487 default or protected visibility if an object has no-export flag set.
2488 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2489 (check_SCRIPTS): Add exclude_libs_test.sh.
2490 (check_DATA): Add exclude_libs_test.syms.
2491 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2492 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2493 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2494 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2495 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2496 libexclude_libs_test_2.a): New rules.
2497 * testsuite/Makefile.in: Regenerate.
2498 * testsuite/exclude_libs_test.c: New file.
2499 * testsuite/exclude_libs_test.sh: Ditto.
2500 * testsuite/exclude_libs_test_1.c: Ditto.
2501 * testsuite/exclude_libs_test_2.c: Ditto.
2502
1b77ea50
ILT		 25032009-05-15 Ian Lance Taylor <iant@google.com>
2504
2505 * configure.ac: Check for declarations for cases where libiberty.h
2506 checks HAVE_DECL_xxx.
2507 * configure, config.in: Rebuild.
2508
072fe7ce
ILT		 25092009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2510
2511 * gold.h (Incremental_argument_list): Remove (invalid) forward
2512 declaration.
2513 * incremental.cc (Incremental_inputs::report_achive): New method.
2514 (Incremental_inputs::report_object): New method.
2515 (Incremental_inputs::report_script): New method.
2516 (Incremental_inputs::finalize_inputs): New method.
2517 (Incremental_inputs::finalize): Call finalize_inputs().
2518 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2519 Create inputs entries.
2520 * incremental.h (Incremental_input_type): New enum.
2521 (Incremental_inputs::Incremental_input): Initialize new fields.
2522 (Incremental_inputs::report_inputs): New method.
2523 (Incremental_inputs::report_achive): New method.
2524 (Incremental_inputs::report_object): New method.
2525 (Incremental_inputs::report_script): New method.
2526 (Incremental_inputs::finalize_inputs): New method.
2527 (Incremental_inputs::Input_info): New struct.
2528 (Incremental_inputs::Input_info_map): New typedef.
2529 (Incremental_inputs::lock_): New field.
2530 (Incremental_inputs::Inputs_): New field.
2531 (Incremental_inputs::Inputs_map): New field.
2532 * main.cc (main): Call Incremental_input::report_inputs.
2533 * options.h (Input_argument_list): Typedef moved from
2534 Input_arguments.
2535 (Input_file_group::Files): Remove, use ::Input_argument_list.
2536 (Input_file_group::Input_argument_list): Remove, use
2537 ::Input_argument_list.
2538 * plugin.cc (Plugin_manager::add_input_file): Add error in
2539 incremental build.
2540 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2541 functions.
2542 * script.cc (read_input_script): Call
2543 Incremental_input::report_script.
2544 * script.h (Script_info): New class.
2545
b0481b0b
ILT		 25462009-04-27 Ian Lance Taylor <iant@google.com>
2547
2548 * x86_64.cc (do_adjust_output_section): Set entsize to
2549 plt_entry_size.
2550
b22a5a41 25512009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2552
2553 * output.cc (Output_file::close): After short writes, continue
2554 writing from the correct offset in the buffer being written.
2555
40fde488
CD		 25562009-04-23 Chris Demetriou <cgd@google.com>
2557
2558 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2559 * configure: Regenerate.
2560 * config.in: Regenerate.
2561 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2562 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2563
3ce2c28e
ILT		 25642009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2565
2566 * incremental.cc (Incremental_inputs_header_data): Renamed from
2567 Incremental_input_header_data.
2568 (Incremental_inputs_header_data::data_size): New field.
2569 (Incremental_inputs_header_data::put_input_file_count): Renamed
2570 from input_file_count.
2571 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2572 from command_line_offset.
2573 (Incremental_inputs_header_data::put_reserved): Renamed from
2574 put_reserved.
2575 (Incremental_inputs_entry_data): Renamed from
2576 Incremental_input_entry_data.
2577 (Incremental_inputs_entry_data::data_size): New field.
2578 (Incremental_inputs::report_command_line): New method.
2579 (Incremental_inputs::finalize): New method.
2580 (Incremental_inputs::create_incremental_inputs_data): New method.
2581 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2582 * incremental.h: New file.
2583 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2584 (Layout::finalize): Create incremental inputs section in
2585 incremental builds.
2586 (Layout::create_incremental_info_sections): New method.
2587 * layout.h (Layout::incremental_inputs): New method.
2588 (Layout::create_incremental_info_sections): New method.
2589 (Layout::incremental_inputs_): New field.
2590 * main.cc (main): Notify Incremental_input of the command line.
2591
e55bde5e
ILT		 25922009-04-01 Ian Lance Taylor <iant@google.com>
2593 Mikolaj Zalewski <mikolajz@google.com>
2594
2595 * gold.h (reserve_unordered_map): Define, three versions, one for
2596 each version of Unordered_map.
2597 * layout.cc (Layout::Layout): Remove options parameter. Add
2598 number_of_input_files parameter. Don't initialize options_.
2599 Initialize number_of_input_files_ and resized_signatures_. Move
2600 sections_are_attached_.
2601 (Layout::layout_group): Reserve space for group_signatures_.
2602 (Layout::find_or_add_kept_section): Change name parameter to be a
2603 reference. Resize signatures_ map when it gets large enough.
2604 (Layout::layout_eh_frame): Use parameters->options() instead of
2605 this->options_.
2606 (Layout::make_output_section): Likewise.
2607 (Layout::attach_allocated_section_to_segment): Likewise.
2608 (Layout::finalize, Layout::create_executable_stack): Likewise.
2609 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2610 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2611 * layout.h (class Layout): Update declarations. Remove options_
2612 field. Add number_of_input_files_ and resized_signatures_
2613 fields. Move sections_are_attached_ field.
2614 * main.cc (main): Pass number of input files to Layout
2615 constructor. Don't pass options.
2616
154b857c
ILT		 26172009-03-30 Ian Lance Taylor <iant@google.com>
2618
2619 * ffsll.c (ffsll): Correct implementation.
2620
2f35ab9b
ILT		 26212009-03-27 Ian Lance Taylor <iant@google.com>
2622
fd03461a
ILT		 2623 * ffsll.c: New file.
2624 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2625 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2626 * ftruncate.c (ftruncate): Declare before definition.
2627 * mremap.c (mremap): Likewise.
2628 * pread.c (pread): Likewise.
2629 * configure, Makefile.in, config.in: Rebuild.
2630
2f35ab9b
ILT		 2631 * mremap.c: New file.
2632 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2633 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2634 (mremap): Declare if HAVE_MREMAP is not defined.
2635 * configure, Makefile.in, config.in: Rebuild.
2636
33aea2fd
CC		 26372009-03-27 Cary Coutant <ccoutant@google.com>
2638
2639 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2640 position independent.
2641 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2642 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2643
6d479619
CC		 26442009-03-24 Cary Coutant <ccoutant@google.com>
2645
2646 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2647 an executable.
2648 (needs_dynamic_reloc): Likewise.
2649
afc06bb8
ILT		 26502009-03-24 Ian Lance Taylor <iant@google.com>
2651
2652 * yyscript.y (file_cmd): Recognize EXTERN.
2653 (extern_name_list, extern_name_list_body): New nonterminals.
2654 * script.cc (script_add_extern): Define.
2655 * script-c.h (script_add_extern): Declare.
2656
f6060a4d
ILT		 26572009-03-24 Rafael Avila de Espindola <espindola@google.com>
2658
2659 * object.cc (is_elf_object): Define.
2660 * object.h (is_elf_object): Declare.
2661 * archive.cc (Archive::get_elf_object_for_member): Call
2662 is_elf_object.
33aea2fd 2663 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2664
26736d8e
ILT		 26652009-03-24 Elliott Hughes <enh@google.com>
2666
2667 * output.cc (Output_file::map_anonymous): Define.
2668 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2669 try an anonymous one. Report the size if the mmap fails.
2670 * output.h (class Output_file): Declare map_anonymous.
2671
22fd9730
ILT		 26722009-03-24 Ian Lance Taylor <iant@google.com>
2673
2674 * target-select.cc (instantiate_target): Don't acquire the lock if
2675 the instantiated_target_ field has already been set.
2676
cb010894
ILT		 26772009-03-23 Ian Lance Taylor <iant@google.com>
2678
7f055c20
ILT		 2679 * gold-threads.h (class Initialize_lock): Define.
2680 * gold-threads.cc (class Initialize_lock_once): Define.
2681 (initialize_lock_control): New static variable.
2682 (initialize_lock_pointer): New static variable.
2683 (initialize_lock_once): New static function.
2684 (Initialize_lock::Initialize_lock): Define.
2685 (Initialize_lock::initialize): Define.
2686 * target-select.h: Include "gold-threads.h".
2687 (class Target_selector): Add lock_ and initialize_lock_ fields.
2688 Don't define instantiate_target, just declare it.
2689 * target-select.cc (Target_selector::Target_selector): Initialize
2690 new fields.
2691 (Target_selector::instantiate_target): Define.
2692 * descriptors.h: Include "gold-threads.h".
2693 (class Descriptors): Add initialize_lock_ field.
2694 * descriptors.cc (Descriptors::Descriptors): Initialize new
2695 field.
2696 (Descriptors::open): Use initialize_lock_ field
2697 * errors.h (class Errors): Add initialize_lock_ field.
2698 * errors.cc (Errors::Errors): Initialize new field.
2699 (Errors::initialize_lock): Use initialize_lock_ field.
2700 * powerpc.cc (class Target_selector_powerpc): Remove
2701 instantiated_target_ field. In do_recognize call
2702 instantiate_target rather than do_instantiate_target. In
2703 do_instantiate_target just allocate a new target.
2704 * sparc.cc (class Target_selector_sparc): Likewise.
2705
36959681
ILT		 2706 * freebsd.h: New file.
2707 * i386.cc: Include "freebsd.h".
2708 (Target_i386): Derive from Target_freebsd rather than
2709 Sized_target.
2710 (Target_selector_i386): Derive from Target_selector_freebsd rather
2711 than Target_selector.
2712 * x86_64.cc: Include "freebsd.h".
2713 (Target_x86_64): Derive from Target_freebsd rather than
2714 Sized_target.
2715 (Target_selector_x86_64): Derive from Target_selector_freebsd
2716 rather than Target_selector.
2717 * target.h (class Target): Add adjust_elf_header and
2718 do_adjust_elf_header.
2719 * output.cc (Output_file_header:: do_sized_write): Call target
2720 adjust_elf_header routine.
2721 * configure.tgt: Set targ_osabi.
2722 * configure.ac: Define GOLD_DEFAULT_OSABI.
2723 * parameters.cc (Parameters::default_target): Pass
2724 GOLD_DEFAULT_OSABI to select_target.
2725 * target-select.h (class Target_selector): Make instantiate_target
2726 protected rather than private.
2727 * Makefile.am (HFILES): Add freebsd.h.
2728 * configure, Makefile.in, config.in: Rebuild.
2729
cb010894
ILT		 2730 * merge.cc (do_add_input_section): Correct pend value. Change
2731 message about last entry not being null terminated from error to
2732 warning.
2733
0e879927
ILT		 27342009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2735
2736 * incremental.cc: New file.
2737 * Makefile.am (CCFILES): Add incremental.cc.
2738 * Makefile.in: Rebuild.
2739
41105937
PP		 27402009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2741
2742 * layout.cc (Layout::output_section_name): Preserve names
2743 of '.note.' sections.
2744
60439920
ILT		 27452009-03-19 Ian Lance Taylor <iant@google.com>
2746
2747 * descriptors.cc (Descriptors::open): Check that the options are
2748 valid before using them.
2749
0d371ad3
ILT		 27502009-03-18 Ian Lance Taylor <iant@google.com>
2751
2752 * script-sections.h: Include <list>.
2753 (class Script_sections): Change Sections_elements from std::vector
2754 to std::list. Typedef public Elements_iterator. Add
2755 orphan_section_placement_, data_segment_align_start_, and
2756 saw_data_segment_align_ fields. Remove data_segment_align_index_
2757 field.
2758 * script-sections.cc (class Orphan_section_placement): New class.
2759 (class Sections_element): Add virtual functions is_relro and
2760 orphan_section_init. Remove virtual function place_orphan_here.
2761 (class Output_section_definition): Add is_relro and
2762 orphan_section_init. Remove place_orphan_here.
2763 (class Orphan_output_section): Likewise.
2764 (Script_sections::Script_sections): Update for field changes.
2765 (Script_sections::data_segment_align): Set saw_data_segment_align_
2766 and data_segment_align_start_, not data_segment_align_index.
2767 (Script_sections::data_segment_relro_end): Check
2768 saw_data_segment_align_. Use data_segment_align_start_ rather
2769 than data_segment_align_index_.
2770 (Script_sections::place_orphan): Rewrite to use
2771 Orphan_section_placement.
2772
9201d894
ILT		 27732009-03-17 Ian Lance Taylor <iant@google.com>
2774
9c5b8369
ILT		 2775 * archive.cc (Archive::add_symbols): Check for a version attached
2776 to the symbol name in the archive map.
2777 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2778 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2779 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2780 (ver_test_11.a): New target.
2781 * testsuite/Makefile.in: Rebuild.
2782
9201d894
ILT		 2783 * configure.ac: Check for chsize and posix_fallocate. Replace
2784 ftruncate.
2785 * ftruncate.c: New file, from gnulib.
2786 * output.cc (posix_fallocate): Define dummy version if not
2787 HAVE_POSIX_FALLOCATE.
2788 (Output_file::map): Call posix_fallocate rather than lseek and
2789 write.
2790 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2791 * configure, Makefile.in, config.in: Rebuild.
2792
ef4ab7a8
PP		 27932009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2794
2795 * layout.h (Layout::create_note): Add section_name parameter.
2796 * layout.cc (Layout::create_note): Likewise.
2797 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2798
8c500701
ILT		 27992009-03-17 Ian Lance Taylor <iant@google.com>
2800
e85b18e1
ILT		 2801 * descriptors.cc: Include "options.h".
2802 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2803 (Descriptors::open): Always use O_CLOEXEC when opening a new
2804 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2805 then set FD_CLOEXEC.
2806
9efe6174
ILT		 2807 * sparc.cc (class Target_sparc): Add has_got_section.
2808 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2809 make sure we have a GOT section.
2810
2811 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2812 (Target_sparc::Scan::local): Likewise.
2813 (Target_sparc::Scan::global): Likewise.
2814 (Target_sparc::Relocate::relocate): Likewise.
2815 (Target_sparc::Relocate::relocate_tls): Likewise.
2816
8c500701
ILT		 2817 * symtab.cc (Symbol_table::define_default_version): New function,
2818 broken out of add_from_object.
2819 (Symbol_table::add_from_object): Call define_default_version.
2820 (Symbol_table::define_special_symbol): Add resolve_oldsym
2821 parameter. Change all callers. If the version for a symbol comes
2822 from a version script, resolve it with the symbol with the same
2823 name with no version. Also add the symbol without a version if
2824 appropriate.
2825 (do_define_in_output_data): If resolving with oldsym, don't delete
2826 sym.
2827 (do_define_in_output_segment): Likewise.
2828 (do_define_as_constant): Likewise.
2829 * symtab.h (class Symbol_table): Update declarations.
2830
f1ed28fb
ILT		 28312009-03-13 Ian Lance Taylor <iant@google.com>
2832
15f8229b
ILT		 2833 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2834 (Read_symbols::requeue): New function.
2835 (Read_symbols::do_read_symbols): If make_elf_object fails because
2836 the target type is not configured, and the file was searched for,
2837 issue a warning and retry with the next directory.
2838 (Add_symbols::run): If the file has an incompatible format, and
2839 it was searched for, requeue the Read_symbols task. On error,
2840 release the object.
2841 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2842 dirindex parameter to constructor. Change all callers. Declare
2843 incompatible_warning and requeue.
2844 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2845 input_argument_ and input_group_ fields. Add them to
2846 constructor. Change all callers.
2847 (class Read_script): Add dirindex_ field. Add it to constructor.
2848 Change all callers.
2849 * archive.cc (Archive::setup): Remove input_objects parameter.
2850 Change all callers.
2851 (Archive::get_file_and_offset): Likewise.
2852 (Archive::read_all_symbols): Likewise.
2853 (Archive::read_symbols): Likewise.
2854 (Archive::get_elf_object_for_member): Remove input_objects
2855 parameter. Add punconfigured parameter. Change all callers.
2856 (Archive::add_symbols): Change return type to bool. Check return
2857 value of include_member.
2858 (Archive::include_all_members): Likewise.
2859 (Archive::include_member): Change return type to bool. Return
2860 false if first included object has incompatible target. Set
2861 included_member_ field.
2862 (Add_archive_symbols::run): If add_symbols returns false, requeue
2863 Read_symbols task.
2864 * archive.h (class Archive): Add included_member_ field.
2865 Initialize it in constructor. Add input_file and searched_for
2866 methods. Update declarations.
2867 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2868 input_argument_ fields. Add them to constructor. Change all
2869 callers.
2870 * script.cc: Include "target-select.h".
2871 (class Parser_closure): Add skip_on_incompatible_target_ and
2872 found_incompatible_target_ fields. Add
2873 skip_on_incompatible_target parameter to constructor. Change all
2874 callers. Add methods skip_on_incompatible_target,
2875 clear_skip_on_incompatible_target, found_incompatible_target, and
2876 set_found_incompatible_target.
2877 (read_input_script): Add dirindex parameter. Change all callers.
2878 If parser finds an incompatible target, requeue Read_symbols
2879 task.
2880 (script_set_symbol): Clear skip_on_incompatible_target in
2881 closure.
2882 (script_add_assertion, script_parse_option): Likewise.
2883 (script_start_sections, script_add_phdr): Likewise.
2884 (script_check_output_format): New function.
2885 * script.h (read_input_script): Update declaration.
2886 * script-c.h (script_check_output_format): Declare.
2887 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2888 (ignore_cmd): Remove OUTPUT_FORMAT.
2889 * fileread.cc (Input_file::Input_file): Add explicit this.
2890 (Input_file::will_search_for): New function.
2891 (Input_file::open): Add pindex parameter. Change all callers.
2892 * fileread.h (class Input_file): Add input_file_argument method.
2893 Declare will_search_for. Update declarations.
2894 * object.cc (make_elf_object): Add punconfigured parameter.
2895 Change all callers.
2896 * object.h (class Object): Make input_file public. Add
2897 searched_for method.
2898 (make_elf_object): Update declaration.
2899 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2900 restart search.
2901 * dirsearch.h (class Dirsearch): Update declaration.
2902 * options.h (class General_options): Add --warn-search-mismatch.
2903 * parameters.cc (Parameters::is_compatible_target): New function.
2904 * parameters.h (class Parameters): Declare is_compatible_target.
2905 * workqueue.cc (Workqueue::add_blocker): New function.
2906 * workqueue.h (class Workqueue): Declare add_blocker.
2907
f1ed28fb
ILT		 2908 * fileread.cc (Input_file::open): Remove options parameter.
2909 Change all callers.
2910 (Input_file::open_binary): Likewise.
2911 * script.cc (read_input_script): Likewise.
2912 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2913 options parameter from constructor. Change all callers.
2914 (class Read_script): Likewise.
2915 * fileread.h (class Input_file): Update declarations.
2916 * script.h (read_input_script): Update declaration.
2917
34dd024a
NC		 29182009-03-10 Nick Clifton <nickc@redhat.com>
2919
2920 * po/es.po: New Spanish translation.
2921
6d71b17c
CC		 29222009-03-06 Cary Coutant <ccoutant@google.com>
2923
2924 * options.cc (parse_short_option): Keep dash_z from registering itself.
2925
031cdbed
ILT		 29262009-03-03 Ian Lance Taylor <iant@google.com>
2927
2928 PR 9918
2929 * target-reloc.h (relocate_section): Pass output_section to
2930 relocate.
2931 * i386.cc (Target_i386::should_apply_static_reloc): Add
2932 output_section parameter. Change all callers.
2933 (Target_i386::Relocate::relocate): Add output_section parameter.
2934 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2935 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2936 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2937 * testsuite/two_file_shared.sh: New script.
2938 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2939 (check_DATA): Add two_file_shared.dbg.
2940 (two_file_shared.dbg): New target.
2941 * testsuite/Makefile.in: Rebuild.
2942
15d5fa16
ILT		 29432009-03-01 Ian Lance Taylor <iant@google.com>
2944
2945 * configure.ac: Check for byteswap.h.
2946 * configure: Rebuild.
2947 * config.in: Rebuild.
2948
8a4c0b0d
ILT		 29492009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2950
2951 * layout.cc (Layout::find_or_add_kept_section): New function.
2952 (Layout::add_comdat): Removed.
2953 * layout.h (struct Kept_section): Move out of class Layout.
2954 Remove trailing underscores from field names. Add group_sections
2955 field. Rename group_ field to is_group. Change all uses.
2956 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2957 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2958 comdat_groups_ field.
2959 (Sized_relobj::include_section_group): Use
2960 find_or_add_kept_section and Kept_section::group_sections.
2961 (Sized_relobj::include_linkonce_section): Likewise.
2962 * object.cc (class Sized_relobj): Don't define Comdat_group or
2963 Comdat_group_table. Remove find_comdat_group and
2964 add_comdat_group. Remove comdat_groups_ field.
2965 * plugin.cc (include_comdat_group): Use
2966 Layout::find_or_add_kept_section.
2967
b4ecf66b
ILT		 29682009-02-28 Ian Lance Taylor <iant@google.com>
2969
14359ca0
ILT		 2970 * README: --gc-sections and map files are now supported. Document
2971 some build requirements.
2972
b4ecf66b
ILT		 2973 PR 6992
2974 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2975 relocatable link set the value of the section symbol to zero.
2976 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2977 relocatable link don't include the section address in the local
2978 symbol value.
2979
0602e05a
ILT		 29802009-02-27 Ian Lance Taylor <iant@google.com>
2981
fd9d194f
ILT		 2982 PR 6811
2983 * options.h (class Search_directory): Add is_system_directory.
2984 (class General_options): Declare is_in_system_directory.
2985 * options.cc (get_relative_sysroot): Make static.
2986 (get_default_sysroot): Make static.
2987 (General_optoins::is_in_system_directory): New function.
2988 * fileread.cc (Input_file::is_in_system_directory): New function.
2989 * fileread.h (class Input_file): Declare is_in_system_directory.
2990 * object.h (class Object): Add is_in_system_directory.
2991 (class Input_objects): Remove system_library_directory_ field.
2992 * object.cc (Input_objects::add_object): Don't set
2993 system_library_directory_.
2994 (input_objects::found_in_system_library_directory): Remove.
2995 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2996 parameter. Change all callers.
2997 (Symbol_table::sized_write_globals): Likewise.
2998 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2999 Call Object::is_in_system_directory.
3000 * symtab.h (class Symbol_table): Update declarations.
3001
61edd21f
ILT		 3002 PR 5990
3003 * descriptors.h (Open_descriptor): Add is_on_stack field.
3004 * descriptors.cc (Descriptors::open): If the descriptor is on the
3005 top of the stack, remove it. Initialize is_on_stack field.
3006 (Descriptors::release): Only add pod to stack if it is not on the
3007 stack already.
3008 (Descriptors::close_some_descriptor): Clear stack_next and
3009 is_on_stack fields.
3010
e29e076a
ILT		 3011 PR 7091
3012 * output.cc (Output_section::find_starting_output_address): Rename
3013 from starting_output_address; add PADDR parameter; change return
3014 type.
3015 * output.h (class Output_section): Declare
3016 find_starting_output_address instead of starting_output_address.
3017 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3018 section symbol for which we can't find a merge section.
3019
0602e05a
ILT		 3020 PR 9836
3021 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3022 hidden or internal, force the symbol to be local.
3023 * resolve.cc (Symbol::override_visibility): Define.
3024 (Symbol::override_base): Use override_visibility.
3025 (Symbol_table::resolve): Likewise.
3026 (Symbol::override_base_with_special): Likewise.
3027 (Symbol_table::override_with_special): If the visibility is hidden
3028 or internal, force the symbol to be local.
3029 * symtab.h (class Symbol): Add set_visibility and
3030 override_visibility.
3031 * testsuite/ver_test_1.sh: New file.
3032 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3033 (check_DATA): Add ver_test_1.syms.
3034 (ver_test_1.syms): New target.
3035 * testsuite/Makefile.in: Rebuild.
3036
401a9a73
CC		 30372009-02-25 Cary Coutant <ccoutant@google.com>
3038
3039 * layout.cc (Layout::choose_output_section): Don't rename sections
3040 when using a linker script that has a SECTIONS clause.
3041 * Makefile.in: Regenerate.
3042
3043 * testsuite/Makefile.am (script_test_5.sh): New test case.
3044 * testsuite/Makefile.in: Regenerate.
3045 * testsuite/script_test_5.cc: New file.
3046 * testsuite/script_test_5.sh: New file.
3047 * testsuite/script_test_5.t: New file.
3048
f488e4b0
CC		 30492009-02-13 Rafael Avila de Espindola <espindola@google.com>
3050
3051 * archive.cc (Archive::include_member): Update calls to add_symbols.
3052 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3053 the Layout argument.
3054 * dynobj.h (do_add_symbols): Add the Layout argument.
3055 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3056 Layout argument.
3057 * object.h (Object::add_symbols): Add the Layout argument.
3058 (Object::do_add_symbols): Add the Layout argument.
3059 (Sized_relobj::do_add_symbols): Add the Layout argument.
3060 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3061 Unify the two versions.
3062 (Add_plugin_symbols): Remove.
3063 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3064 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3065 (Add_plugin_symbols): Remove.
3066 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3067 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3068 (Add_symbols::run): Make it work with Pulginobj.
3069
89dd1680
ILT		 30702009-02-06 Ian Lance Taylor <iant@google.com>
3071
3072 * object.cc (Sized_relobj::do_layout): Make info message start
3073 with lower case letter.
3074
266d0a74
ILT		 30752009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3076
602b464e
ILT		 3077 * binary.cc: Fix file comment.
3078
266d0a74
ILT		 3079 * options.h (enum Incremental_disposition): Define.
3080 (class General_options): Add new options: --incremental,
3081 --incremental_changed, --incremental_unchanged,
3082 --incremental_unknown. Add incremental_disposition_ and
3083 implicit_incremental_ fields.
3084 (General_options::incremental_disposition): New function.
3085 (class Position_dependent_options): Add incremental_disposition
3086 option.
3087 (Position_dependent_options::copy_from_options): Set incremental
3088 dispositions.
3089 * options.cc (General_options::parse_incremental_changed): New
3090 function.
3091 (General_options::parse_incremental_unchanged): New function.
3092 (General_options::parse_incremental_unknown): New function.
3093 (General_options::General_options): Initialize new fields
3094 incremental_disposition_ and implicit_incremental_.
3095 (General_options::finalize): Check for uasge of --incremental-*
3096 without --incremental.
3097
f073bbf7
CD		 30982009-02-06 Chris Demetriou <cgd@google.com>
3099
3100 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3101 pointer and to report location as the file name associated with
3102 the symbol.
3103 (gold_undefined_symbol_at_location): New function to replace the
3104 old gold_undefined_symbol functionality.
3105 * target-reloc.h (relocate_section): Update to use
3106 gold_undefined_symbol_at_location.
3107 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3108 Call gold_undefined_symbol function rather than gold_error.
3109 * errors.h (Errors::undefined_symbol): Take location as a
3110 string, rather than calculating it from a relocation.
3111 * errors.cc (Errors::fatal): Print "fatal error:" before the
3112 formatted message.
3113 (Errors::error, Errors::error_at_location): Print "error: "
3114 before the formatted message.
3115 (Errors::undefined_symbol): Take location as a string, rather
3116 than calculating it from a relocation.
3117 (gold_undefined_symbol_at_location): New function akin to
3118 old gold_undefined_symbol, calculates location from relocation.
3119 (gold_undefined_symbol): Change to take only a Symbol pointer
3120 and to report location as the file name associated with the symbol.
3121 * testsuite/debug_msg.sh: Update for changed error messages.
3122 * testsuite/undef_symbol.sh: Likewise.
3123
8e94a90c
ILT		 31242009-02-04 Duncan Sands <baldrick@free.fr>
3125
3126 PR 9812
3127 * reduced_debug_output.h
3128 (Output_reduced_debug_abbrev_section::failed): Use format for
3129 gold_warning.
3130 (Output_reduced_debug_info_section::faild): Likewise.
3131
88a0e15b
ILT		 31322009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3133
3134 * script.cc (Lazy_demangler): New class.
3135 (Version_script_info::get_symbol_version_helper): Demangle a
3136 symbol only once.
3137
5efc7cd2
CC		 31382009-01-29 Cary Coutant <ccoutant@google.com>
3139
3140 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3141 to __tls_get_addr.
3142 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3143
e0ebcf42
ILT		 31442009-01-28 Ian Lance Taylor <iant@google.com>
3145
5efc7cd2 3146 * version.cc (version_string): Bump to 1.9.
75fe7426 3147
e0ebcf42
ILT		 3148 * gold.h: Include <cstring> and <stdint.h>.
3149 * version.cc: Include <cstdio>.
3150 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3151 warning.
3152 * reduced_debug_output.cc (insert_into_vector): Rename from
3153 Insert_into_vector; change all callers. Use Swap_unaligned to
3154 avoid aliasing issue; remove union since it is unnecessary.
3155
8e2813be 31562009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3157
3158 * Makefile.am (CCFILES): Add gc.cc.
3159 (HFILES): Add gc.h.
3160 * Makefile.in: Regenerate.
3161 * gold.cc (Gc_runner): New class.
3162 (queue_initial_tasks): Call garbage collection related tasks
3163 when corresponding options are invoked.
3164 (queue_middle_gc_tasks): New function.
3165 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3166 processed early before laying out sections during garbage collection.
3167 * gold.h (queue_middle_gc_tasks): New function.
3168 (is_prefix_of): Move from "layout.cc".
3169 * i386.cc (Target_i386::gc_process_relocs): New function.
3170 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3171 * main.cc (main): Create object of class "Garbage_collection".
3172 * object.cc (Relobj::copy_symbols_data): New function.
3173 (Relobj::is_section_name_included): New function.
3174 (Sized_relobj::do_layout): Allow this function to be called twice
3175 during garbage collection and defer layout of section during the
3176 first call.
3177 * object.h (Relobj::get_symbols_data): New function.
3178 (Relobj::is_section_name_included): New function.
3179 (Relobj::copy_symbols_data): New function.
3180 (Relobj::set_symbols_data): New function.
3181 (Relobj::get_relocs_data): New function.
3182 (Relobj::set_relocs_data): New function.
3183 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3184 (Relobj::gc_process_relocs): New function.
3185 (Relobj::do_gc_process_relocs): New pure virtual function.
3186 (Relobj::sd_): New data member.
3187 (Sized_relobj::is_output_section_offset_invalid): New function.
3188 (Sized_relobj::do_gc_process_relocs): New function.
3189 * options.h (General_options::gc_sections): Modify to not be a no-op.
3190 (General_options::print_gc_sections): New option.
3191 * plugin.cc (Plugin_finish::run): Remove function call to
3192 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3193 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3194 * reloc.cc (Read_relocs::run): Add task to process relocs and
3195 determine unreferenced sections when doing garbage collection.
3196 (Gc_process_relocs): New class.
3197 (Sized_relobj::do_gc_process_relocs): New function.
3198 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3199 sections that are garbage collected.
3200 * reloc.h (Gc_process_relocs): New class.
3201 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3202 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3203 symbols whose corresponding sections are garbage collected.
3204 (Symbol_table::Symbol_table): Add new parameter for the garbage
3205 collection object.
3206 (Symbol_table::gc_mark_undef_symbols): New function.
3207 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3208 (Symbol_table::gc_mark_dyn_syms): New function.
3209 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3210 as garbage.
3211 (Symbol_table::add_from_object): Likewise.
3212 (Symbol_table::add_from_relobj): When building shared objects, do not
3213 treat externally visible symbols as garbage.
3214 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3215 table information for static and relocatable links.
3216 * symtab.h (Symbol_table::set_gc): New function.
3217 (Symbol_table::gc): New function.
3218 (Symbol_table::gc_mark_undef_symbols): New function.
3219 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3220 (Symbol_table::gc_mark_dyn_syms): New function.
3221 (Symbol_table::gc_): New data member.
3222 * target.h (Sized_target::gc_process_relocs): New pure virtual
3223 function.
3224 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3225 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3226
3b293544
CF		 32272009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3228
3229 * options.h (General_options::gc_sections): Define as a no-op for now.
3230 (General_options::no_keep_memory): Ditto.
3231 (General_options::Bshareable): Define.
3232 * options.cc (General_options::finalize): Honor -Bshareable.
3233
83d22aa8
AS		 32342009-01-20 Andreas Schwab <schwab@suse.de>
3235
3236 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3237 read the value in the contents, since we don't use it. Use the
3238 template endianness when writing.
3239 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3240
cd536b21
AS		 32412009-01-19 Andreas Schwab <schwab@suse.de>
3242
3243 * configure.tgt (powerpc64-*): Fix targ_obj.
3244
99e9a495
ILT		 32452009-01-15 Ian Lance Taylor <iant@google.com>
3246
3247 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3248 local symbols when stripping all symbols.
3249
bbbfea06
CC		 32502009-01-14 Cary Coutant <ccoutant@google.com>
3251
99e9a495 3252 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3253
0f7c0701
CC		 32542009-01-14 Cary Coutant <ccoutant@google.com>
3255
3256 * archive.cc (Archive::get_elf_object_for_member): Remove call
3257 to File_read::claim_for_plugin.
3258 * descriptors.cc (Descriptors::open): Remove reference to
3259 is_claimed.
3260 (Descriptors::claim_for_plugin): Remove.
3261 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3262 (Descriptors::is_claimed): Remove.
3263 (claim_descriptor_for_plugin): Remove.
3264 * fileread.cc (File_read::claim_for_plugin): Remove.
3265 * fileread.h (File_read::claim_for_plugin): Remove.
3266 (File_read::descriptor): Reopen descriptor if necessary.
3267 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3268 (Plugin_manager::all_symbols_read): Add task parameter. Change
3269 all callers.
3270 (Plugin_manager::get_input_file): New function.
3271 (Plugin_manager::release_input_file): New function.
3272 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3273 corresponding data member.
3274 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3275 and pass to base constructor. Change all callers.
3276 (get_input_file, release_input_file): New functions.
3277 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3278 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3279 (Plugin_manager::all_symbols_read): Add task parameter.
3280 (Plugin_manager::get_input_file): New function.
3281 (Plugin_manager::release_input_file): New function.
3282 (Plugin_manager::task_): New data member.
3283 (Pluginobj::Pluginobj): Add filesize parameter.
3284 (Pluginobj::filename): New function.
3285 (Pluginobj::descriptor): New function.
3286 (Pluginobj::filesize): New function.
3287 (Pluginobj::filesize_): New data member.
3288 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3289 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3290 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3291
3292 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3293 with archive libraries.
3294 * testsuite/Makefile.in: Regenerate.
3295 * testsuite/plugin_test.c (struct sym_info): New type.
3296 (get_input_file, release_input_file): New static variables.
3297 (onload): Capture new transfer vector entries.
3298 (claim_file_hook): Stop reading at end of file according to filesize.
3299 Factor out parsing of readelf output into separate function.
3300 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3301 APIs and get the source file name from the symbol table. Convert
3302 source file name to corresponding object file name. Print info
3303 message when adding new input files.
3304 (parse_readelf_line): New function.
3305 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3306 * testsuite/plugin_test_2.sh: Likewise.
3307 * testsuite/plugin_test_3.sh: Likewise.
3308 * testsuite/plugin_test_4.sh: New test case.
3309
62a6d109
ILT		 33102009-01-07 Ian Lance Taylor <iant@google.com>
3311
3312 * version.cc (version_string): Bump to 1.8.
3313
483620e8
CC		 33142008-12-23 Cary Coutant <ccoutant@google.com>
3315
3316 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3317 * plugin.cc (Plugin_manager::finish): Rename as
3318 layout_deferred_objects. Move cleanup to separate function.
3319 (Plugin_manager::cleanup): New function.
3320 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3321 separately.
3322 * plugin.h (Plugin_manager::finish): Rename as
3323 layout_deferred_objects.
3324 (Plugin_manager::cleanup): New function.
3325 (Plugin_manager::cleanup_done): New field.
3326
d66a9eb3
CC		 33272008-12-23 Cary Coutant <ccoutant@google.com>
3328
3329 * plugin.cc (is_visible_from_outside): New function.
3330 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3331 so we don't return "IR only" status for exported symbols or -r links.
3332
3333 * testsuite/Makefile.am (plugin_test_3): New test case.
3334 * testsuite/Makefile.in: Regenerate.
3335 * testsuite/plugin_test_3.sh: New file.
3336
5995b570
CC		 33372008-12-22 Cary Coutant <ccoutant@google.com>
3338
3339 * object.cc (Sized_relobj::layout_section): New function.
3340 (Sized_relobj::do_layout): Defer layout of input sections until after
3341 plugin has provided replacement files.
3342 (Sized_relobj::do_layout_deferred_sections): New function.
3343 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3344 (Relobj::layout_deferred_sections): New function.
3345 (Relobj::do_layout_deferred_sections): New function.
3346 (Sized_relobj::do_layout_deferred_sections): New function.
3347 (Sized_relobj::layout_section): New function.
3348 (Sized_relobj::Deferred_layout): New structure.
3349 (Sized_relobj::deferred_layout_): New field.
3350 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3351 Change all callers. Layout deferred sections.
3352 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3353 references.
3354 (Plugin_hook::run): Move code from do_plugin_hook inline.
3355 (Plugin_hook::do_plugin_hook): Remove.
3356 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3357 (Plugin_manager::finish): Renamed, was cleanup.
3358 (Plugin_manager::should_defer_layout): New function.
3359 (Plugin_manager::add_deferred_layout_object): New function.
3360 (Plugin_manager::Deferred_layout_list): New type.
3361 (Plugin_manager::deferred_layout_objects_): New field.
3362 (Plugin_hook::do_plugin_hook): Remove.
3363
ee769c88
ILT		 33642008-12-17 Ian Lance Taylor <iant@google.com>
3365
3366 * options.h (class General_options): Add --no case for
3367 --export-dynamic.
3368
abc8dcba
CC		 33692008-12-16 Cary Coutant <ccoutant@google.com>
3370
3371 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3372 vector.
3373 (Plugin_manager::claim_file): Create plugin object even if
3374 plugin did not call the add_symbols callback.
3375 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3376 asking for more symbols than were added.
3377 * testsuite/Makefile.am (plugin_test_1): Add test case with
3378 no global symbols.
3379 (empty.syms): New target.
3380 * testsuite/Makefile.in: Regenerate.
3381 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3382 message. Don't call add_symbols if no globals.
3383 (all_symbols_read_hook): Don't provide replacement for empty
3384 claimed file.
3385
b0074644
ILT		 33862008-12-12 Ian Lance Taylor <iant@google.com>
3387
68943102
ILT		 3388 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3389 r_type == 0 for a local symbol with r_sym == 0.
3390 (scan_relocatable_relocs): Pass r_sym to
3391 local_non_section_strategy.
3392 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3393 r_sym parameter.
3394
b0074644
ILT		 3395 * configure.ac: Update test for TLS descriptors: they are
3396 supported as of glibc 2.9.
3397 * configure: Rebuild.
3398
c2508178
ILT		 33992008-12-11 Ian Lance Taylor <iant@google.com>
3400
3401 PR 7091
3402 * target-reloc.h (Default_scan_relocatable_relocs): For each
3403 function, map r_type == 0 to RELOC_DISCARD.
3404
2756a258
CC		 34052008-12-10 Cary Coutant <ccoutant@google.com>
3406
3407 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3408 object to override a kept COMDAT group from a plugin object.
3409
bb6f53d3
ILT		 34102008-12-09 Ian Lance Taylor <iant@google.com>
3411
fbc558e1
ILT		 3412 PR 7088
3413 * yyscript.y (file_cmd): Handle INPUT.
3414
bb6f53d3
ILT		 3415 * testsuite/initpri1.c: Change all declarations to be full
3416 prototypes by adding void, to avoid compiler warnings.
3417
4674ecfc
CC		 34182008-12-05 Rafael Avila de Espindola <espindola@google.com>
3419
3420 * options.cc (General_options::parse_plugin_opt): New.
3421 (General_options::add_plugin): The argument now is just the filename.
3422 (General_options::add_plugin_option): New.
3423 * options.h (plugin_opt): New.
3424 (add_plugin): Change argument name.
3425 (add_plugin_option): New.
3426 * plugin.cc (Plugin::load): Don't parse the plugin option.
3427 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3428 (Plugin::add_option): New.
3429 (Plugin::args_): Change type.
3430 (Plugin::filename_): New.
3431 (Plugin_manager::add_plugin_option): New.
3432 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3433 * testsuite/Makefile.in: Regenerate.
3434
fd06b4aa
CC		 34352008-12-05 Cary Coutant <ccoutant@google.com>
3436
3437 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3438 Handle --strip-lto-sections option.
3439 * options.h (strip_lto_sections): New option.
3440
6c52134c
CC		 34412008-12-01 Cary Coutant <ccoutant@google.com>
3442
3443 * plugin.cc (ld_plugin_message): Change format parameter to const.
3444 Fix mismatch between new[] and delete.
3445
a45248e0
CC		 34462008-11-14 Cary Coutant <ccoutant@google.com>
3447
3448 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3449 instead of -1U.
3450
c82fbeee
CS		 34512008-11-05 Craig Silverstein <csilvers@google.com>
3452
3453 * options.cc (General_options::parse_dynamic_list): New function.
3454 * options.h (General_options): New flags dynamic_list,
3455 dynamic_list_data, dynamic_list_cpp_new, and
3456 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3457 (General_options::in_dynamic_list): New function.
3458 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3459 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3460 (Lex::can_continue_name): Likewise.
3461 (yylex): Likewise.
3462 (read_script_file): New parameter script_options.
3463 (read_dynamic_list): New function.
3464 (Script_options::define_dynamic_list): New function.
3465 (dynamic_list_keyword_parsecodes): New variable.
3466 (dynamic_list_keywords): New variable.
3467 * script.h (Script_options::define_dynamic_list): New function
3468 prototype.
3469 (read_dynamic_list): New function prototype.
3470 * symtab.cc (strprefix): New macro.
3471 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3472 dynamic_list_data, dynamic_list_cpp_new, and
3473 dynamic_list_cpp_typeinfo.
3474 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3475 (dynamic_list_expr): New rule.
3476 (dynamic_list_nodes): Likewise.
3477 (dynamic_list_node): Likewise.
3478 * testsuite/Makefile.am (dynamic_list): New test.
3479 * testsuite/Makefile.in: Regenerated.
3480 * testsuite/dynamic_list.t: New file.
3481 * testsuite/dynamic_list.sh: New file.
3482
e0bb29a5
CS		 34832008-11-05 Craig Silverstein <csilvers@google.com>
3484
3485 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3486 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3487 (t11_last): Likewise.
3488 * testsuite/ver_test_6.c (main): Likewise.
3489
4e1e25e0
CC		 34902008-10-07 Cary Coutant <ccoutant@google.com>
3491
3492 * options.c (General_options::finalize): Add check for -static and
3493 -shared.
3494 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3495 is not empty.
3496
92f03fcb
CC		 34972008-10-02 Cary Coutant <ccoutant@google.com>
3498
3499 * plugin.cc (make_sized_plugin_object): Fix conditional
3500 compilation to work when not all targets are enabled.
3501
fbd8a257
CC		 35022008-09-29 Cary Coutant <ccoutant@google.com>
3503
3504 * archive.cc (Archive::get_file_and_offset): Use filename instead
3505 of name to get library path.
3506 (Archive::include_member): Unlock external member of a thin archive.
3507
3508 * testsuite/Makefile.am (TEST_AR): New variable.
3509 (thin_archive_test_1): New test.
3510 (thin_archive_test_2): New test.
81636b3f
CC		 3511 * testsuite/Makefile.in: Regenerate.
3512 * testsuite/thin_archive_main.cc: New file.
3513 * testsuite/thin_archive_test_1.cc: New file.
3514 * testsuite/thin_archive_test_2.cc: New file.
3515 * testsuite/thin_archive_test_3.cc: New file.
3516 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3517
eff45813
CC		 35182008-09-29 Cary Coutant <ccoutant@google.com>
3519
3520 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3521 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3522 instead of -1U.
3523 (Sized_relobj::do_finalize_local_symbols): Likewise.
3524 (Sized_relobj::map_to_kept_section): Likewise.
3525 * object.h (Sized_relobj::invalid_address): New constant.
3526 (Sized_relobj::do_output_section_offset): Check for invalid_address
3527 and return -1ULL.
3528 * output.cc (Output_reloc::local_section_offset): Use constant
3529 invalid_address instead of -1U.
3530 (Output_reloc::get_address): Likewise.
3531 (Output_section::output_address): Change -1U to -1ULL.
3532 * output.h (Output_reloc::invalid_address): New constant.
3533 * reloc.cc (Sized_relobj::write_sections): Use constant
3534 invalid_address instead of -1U.
3535 (Sized_relobj::relocate_sections): Likewise.
3536 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3537 values for merge sections.
3538 * target-reloc.h (relocate_for_relocatable): Use constant
3539 invalid_address instead of -1U.
3540
89fc3421
CC		 35412008-09-19 Cary Coutant <ccoutant@google.com>
3542
3543 Add plugin functionality for link-time optimization (LTO).
3544 * configure.ac (plugins): Add --enable-plugins option.
3545 * configure: Regenerate.
3546 * config.in: Regenerate.
3547 * Makefile.am (LIBDL): New variable.
3548 (CCFILES): Add plugin.cc.
3549 (HFILES): Add plugin.h.
3550 (ldadd_var): Add LIBDL.
3551 * Makefile.in: Regenerate.
3552
3553 * archive.cc: Include "plugin.h".
3554 (Archive::setup): Don't preread archive symbols when using a plugin.
3555 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3556 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3557 files.
3558 (Archive::include_member): Add symbols from plugin objects.
3559 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3560 * descriptors.cc (Descriptors::open): Check for file descriptors
3561 abandoned by plugins.
3562 (Descriptors::claim_for_plugin): New function.
3563 * descriptors.h (Descriptors::claim_for_plugin): New function.
3564 (Open_descriptor::is_claimed): New field.
3565 (claim_descriptor_for_plugin): New function.
3566 * fileread.cc (File_read::claim_for_plugin): New function.
3567 * fileread.h (File_read::claim_for_plugin): New function.
3568 (File_read::descriptor): New function.
3569 * gold.cc: Include "plugin.h".
3570 (queue_initial_tasks): Add task to call plugin hooks for generating
3571 new object files.
3572 * main.cc: Include "plugin.h".
3573 (main): Load plugin libraries.
3574 * object.h (Pluginobj): Declare.
3575 (Object::pluginobj): New function.
3576 (Object::do_pluginobj): New function.
3577 (Object::set_target): New function.
3578 * options.cc: Include "plugin.h".
3579 (General_options::parse_plugin): New function.
3580 (General_options::General_options): Initialize plugins_ field.
3581 (General_options::add_plugin): New function.
3582 * options.h (Plugin_manager): Declare.
3583 (General_options): Add --plugin option.
3584 (General_options::has_plugins): New function.
3585 (General_options::plugins): New function.
3586 (General_options::add_plugin): New function.
3587 (General_options::plugins_): New field.
3588 * plugin.cc: New file.
3589 * plugin.h: New file.
3590 * readsyms.cc: Include "plugin.h".
3591 (Read_symbols::do_read_symbols): Check for archive before checking
3592 for ELF file. Call plugin hooks to claim files.
3593 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3594 from a real object file; force override when processing replacement
3595 files.
3596 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3597 (Symbol::init_base_object): Likewise.
3598 (Symbol::init_base_output_data): Likewise.
3599 (Symbol::init_base_output_segment): Likewise.
3600 (Symbol::init_base_constant): Likewise.
3601 (Symbol::init_base_undefined): Likewise.
3602 (Symbol::output_section): Assert that object is not a plugin.
3603 (Symbol_table::add_from_pluginobj): New function.
3604 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3605 undefined.
3606 (Symbol_table::sized_write_globals): Likewise.
3607 (Symbol_table::add_from_pluginobj): Instantiate template.
3608 * symtab.h (Sized_pluginobj): Declare.
3609 (Symbol::in_real_elf): New function.
3610 (Symbol::set_in_real_elf): New function.
3611 (Symbol::in_real_elf_): New field.
3612 (Symbol_table::add_from_pluginobj): New function.
3613
3614 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3615 (LIBDL): New variable.
3616 (LDADD): Add LIBDL.
3617 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3618 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3619 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3620 (MOSTLYCLEANFILES): Likewise.
3621 * testsuite/Makefile.in: Regenerate.
3622 * testsuite/plugin_test.c: New file.
3623 * testsuite/plugin_test_1.sh: New file.
3624 * testsuite/plugin_test_2.sh: New file.
3625
de31bda5
ILT		 36262008-09-16 Ian Lance Taylor <iant@google.com>
3627
9c2d0ef9
ILT		 3628 * target-reloc.h (relocate_section): Check whether a symbol is
3629 defined by the ABI before reporting an undefined symbol error.
3630 * target.h (Target::is_defined_by_abi): Make parameter const.
3631 (Target::do_is_defined_by_abi): Likewise.
3632 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3633 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3634 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3635 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3636 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3637 * testsuite/Makefile.in: Rebuild.
3638
de31bda5
ILT		 3639 * fileread.cc (make_view): Add casts to avoid warning.
3640
9fa33bee
AO		 36412008-09-16 Alexandre Oliva <aoliva@redhat.com>
3642
3643 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3644 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3645
183fd0e3
AO		 36462008-09-16 Alexandre Oliva <aoliva@redhat.com>
3647
3648 * options.h (General_options::output_is_executable): New.
3649 (General_options::output_is_pie): New.
3650 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3651 for shared libraries.
3652 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3653
7be8330a
CD		 36542008-09-11 Chris Demetriou <cgd@google.com>
3655
3656 * options.h (origin): New -z option.
3657 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3658 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3659 in DT_FLAGS_1.
3660
a9caad02
CC		 36612008-09-05 Cary Coutant <ccoutant@google.com>
3662
3663 * fileread.cc (File_read::make_view): Add check for attempt to map
3664 beyond end of file.
3665
ae6dce4d
CC		 36662008-09-05 Cary Coutant <ccoutant@google.com>
3667
3668 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3669 explicit instantiations.
3670
d7ab2a47
KVH		 36712008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3672
3673 PR gold/6858
3674 * options.cc (General_options::finalize): Allow undefined symbols
3675 in shlibs if linking -shared.
3676
3677 PR gold/6859
3678 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3679 symbols as not needing a dynsym entry.
3680
1e52a9c1
CS		 36812008-08-20 Craig Silverstein <csilvers@google.com>
3682
3683 * fileread.cc (File_read::open): Do not lock the file unless it
3684 was successfully opened.
3685
d85c80a3
CC		 36862008-08-14 Cary Coutant <ccoutant@google.com>
3687
3688 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3689 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3690 * testsuite/tls_test.cc (struct int128): 128-bit struct
3691 for testing TLS relocs with non-zero addend.
3692 (v12): New TLS variable.
3693 (t12): New test.
3694 (t_last): Add check for v12.
3695 * testsuite/tls_test.h (t12): New function.
3696 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3697
2d924fd9
ILT		 36982008-08-13 Ian Lance Taylor <iant@google.com>
3699
3700 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3701 set tls_segment_ or relro_segment_.
3702 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3703 when appropriate.
3704 * output.h (Output_section::clear_is_relro): New function.
3705 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3706 sections specially even when output_data_ is empty.
3707 (Output_segment::maximum_alignment): When first section is relro,
3708 only force alignment for PT_LOAD segments.
3709 * script.cc (script_data_segment_align): New function.
3710 (script_data_segment_relro_end): New function.
3711 * script-c.h (script_data_segment_align): Declare.
3712 (script_data_segment_relro_end): Declare.
3713 * script-sections.h (class Script_sections): Declare
3714 data_segment_align and data_segment_relro_end. Add fields
3715 segment_align_index_ and saw_relro_end_.
3716 * script-sections.cc (class Sections_element): Add set_is_relro
3717 virtual function. Add new bool* parameter to place_orphan_here.
3718 Add get_output_section virtual function.
3719 (class Output_section_definition): Add set_is_relro. Add new
3720 bool* parameter to place_orphan_here. Add get_output_section.
3721 Add is_relro_ field.
3722 (Output_section_definition::Output_section_definition): Initialize
3723 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3724 and is_relro_ fields.
3725 (Output_section_definition::place_orphan_here): Add is_relro
3726 parameter.
3727 (Output_section_definition::set_section_addresses): Set relro for
3728 output section.
3729 (Output_section_definition::alternate_constraint): Likewise.
3730 (class Orphan_output_section): Add new bool* parameter to
3731 place_orphan_here. Add get_output_section.
3732 (Orphan_output_section::place_orphan_here): Add is_relro
3733 parameter.
3734 (Script_sections::Script_sections): Initialize
3735 data_segment_align_index_ and saw_relro_end_.
3736 (Script_sections::data_segment_align): New function.
3737 (Script_sections::data_segment_relro_end): New function.
3738 (Script_sections::place_orphan): Set or clear is_relro.
3739 (Script_sections::set_section_addresses): Force alignment of first
3740 TLS section.
3741 * yyscript.y (exp): Call script_data_segment_align and
3742 script_data_segment_relro_end.
3743 * testsuite/relro_script_test.t: New file.
3744 * testsuite/relro_test.cc (using_script): Declare.
3745 (t1, t2): Test using_script.
3746 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3747 (relro_script_test_SOURCES): Define.
3748 (relro_script_test_DEPENDENCIES): Define.
3749 (relro_script_test_LDFLAGS): Define.
3750 (relro_script_test_LDADD): Define.
3751 (relro_script_test.so): New target.
3752 * testsuite/Makefile.in: Rebuild.
3753
f827c9a9
CC		 37542008-08-06 Cary Coutant <ccoutant@google.com>
3755
3756 * archive.cc (Archive::total_archives, Archive::total_members)
3757 (Archive::total_members_loaded): New variables.
3758 (Archive::setup): Add parameter. Add option to preread
3759 archive symbols.
3760 (Archive::read_armap): Add counter.
3761 (Archive::get_file_and_offset): New function.
3762 (Archive::get_elf_object_for_member): New function.
3763 (Archive::read_all_symbols): New function.
3764 (Archive::read_symbols): New function.
3765 (Archive::add_symbols): Add counters.
3766 (Archive::include_all_members): Use armap to find members if it's
3767 already built.
3768 (Archive::include_member): Skip reading symbols if already read.
3769 Factored code into Archive::get_file_and_offset and
3770 Archive::get_elf_object_for_member. Changed call to
3771 Mapfile::report_include_archive_member.
3772 (Archive::print_stats): New function.
3773 * archive.h: Declare Object and Read_symbols_data classes.
3774 (Archive::Archive): Add initializers for new members.
3775 (Archive::setup): Add parameter.
3776 (Archive::print_stats): New function.
3777 (Archive::total_archives, Archive::total_members)
3778 (Archive::total_members_loaded): New variables.
3779 (Archive::get_file_and_offset): New function.
3780 (Archive::get_elf_object_for_member): New function.
3781 (Archive::read_all_symbols): New function.
3782 (Archive::read_symbols): New function.
3783 (Archive::Archive_member): New class.
3784 (Archive::members_): New member.
3785 (Archive::num_members_): New member.
3786 * main.cc: Include archive.h.
3787 (main): Call Archive::print_stats.
3788 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3789 archive parameter; member_name is now the fully-decorated name.
3790 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3791 * options.h: (General_options): Add --preread-archive-symbols option.
3792 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3793 Archive::setup.
3794
de4c45bd
ILT		 37952008-08-04 Ian Lance Taylor <iant@google.com>
3796
3797 * symtab.h (Symbol::use_plt_offset): New function.
3798 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3799 * powerpc.cc (Relocate::relocate): Likewise.
3800 * sparc.cc (Relocate::relocate): Likewise.
3801 * x86_64.cc (Relocate::relocate): Likewise.
3802 * testsuite/weak_plt.sh: New test.
3803 * testsuite/weak_plt_main.cc: New test.
3804 * testsuite/weak_plt_shared.cc: New test.
3805 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3806 (check_PROGRAMS): Add weak_plt.
3807 (check_DATA): Add weak_plt_shared.so.
3808 (weak_plt_main_pic.o, weak_plt): New targets.
3809 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3810 * testsuite/Makefile.in: Rebuild.
3811
3812 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3813 gcctestdir/ld.
3814 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3815 * testsuite/Makefile.in: Rebuild.
3816
323ee3f4
AM		 38172008-08-04 Alan Modra <amodra@bigpond.net.au>
3818
3819 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3820 * Makefile.in: Regenerate.
3821 * po/POTFILES.in: Regenerate.
3822
7c07ecec
ILT		 38232008-07-29 Ian Lance Taylor <iant@google.com>
3824
3825 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3826 symbols before other symbols.
3827 * testsuite/script_test_2.cc (test_addr): Declare.
3828 (test_addr_alias): Declare.
3829 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3830 values.
7c07ecec
ILT		 3831 * testsuite/script_test_2.t: Define test_addr_alias and
3832 test_addr.
3833
5778530e
ILT		 38342008-07-24 Ian Lance Taylor <iant@google.com>
3835
2a00e4fb
ILT		 3836 PR 5990
3837 * descriptors.cc: New file.
3838 * descriptors.h: New file.
3839 * gold-threads.h (class Hold_optional_lock): New class.
3840 * fileread.cc: Include "descriptors.h".
3841 (File_read::~File_read): Release descriptor rather than closing
3842 it.
3843 (File_read::open) [file]: Call open_descriptor rather than open.
3844 Set is_descriptor_opened_.
3845 (File_read::open) [memory]: Assert that descriptor is not open.
3846 (File_read::reopen_descriptor): New function.
3847 (File_read::release): Release descriptor.
3848 (File_read::do_read): Make non-const. Reopen descriptor.
3849 (File_read::read): Make non-const.
3850 (File_read::make_view): Reopen descriptor.
3851 (File_read::do_readv): Likewise.
3852 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3853 Update declarations.
3854 * layout.cc: Include "descriptors.h".
3855 (Layout::create_build_id): Use open_descriptor rather than open.
3856 * output.cc: Include "descriptors.h".
3857 (Output_file::open): Use open_descriptor rather than open.
3858 * archive.cc (Archive::const_iterator): Change Archive to be
3859 non-const.
3860 (Archive::begin, Archive::end): Make non-const.
3861 (Archive::count_members): Likewise.
3862 * archive.h (class Archive): Update declarations.
3863 * object.h (Object::read): Make non-const.
3864 * Makefile.am (CCFILES): Add descriptors.cc.
3865 (HFILES): Add descriptors.h.
3866 * Makefile.in: Rebuild.
3867
801647d1
ILT		 3868 PR 6716
3869 * gold.h: Always include <clocale>. Add Solaris workarounds
3870 following code in binutils/sysdep.h.
3871
5edd166e
ILT		 3872 PR 6048
3873 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3874 this->eh_frame_hdr_ is NULL before using it.
3875
c89ad728
ILT		 3876 * dynobj.cc (Versions::Versions): Update comment.
3877
aa86f06b
ILT		 3878 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3879 the base version name.
3880
5778530e
ILT		 3881 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3882 array size plus one.
3883 (Stringpool_template::set_string_offsets): Subtract one from key
3884 before using it as an array index.
3885 (Stringpool_template::get_offset_with_length): Likewise.
3886 (Stringpool_template::write_to_buffer): Likewise.
3887 * stringpool.h (Stringpool_template::get_offset_from_key):
3888 Likewise.
3889
057ead22
ILT		 38902008-07-23 Ian Lance Taylor <iant@google.com>
3891
7f649c59
ILT		 3892 PR 6658
3893 * object.h (Merged_symbol_value::value): Do our best to handle a
3894 negative addend.
3895
057ead22
ILT		 3896 PR 6647
3897 * script.cc (Version_script_info::get_versions): Don't add empty
3898 version tag to return value.
3899 (Version_script_info::get_symbol_version_helper): Change return
3900 type to bool. Add pversion parameter. Change all callers.
3901 (script_register_vers_node): Don't require a non-NULL tag.
3902 * script.h (class Version_script_info): Update declarations.
3903 (Version_script_info::get_symbol_version): Change return type to
3904 bool. Add version parameter. Change all callers.
3905 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3906 handling. Handle an empty version from a version script.
3907 (Symbol_table::define_special_symbol): Likewise.
3908 * testsuite/ver_test_10.script: New file.
3909 * testsuite/ver_test_10.sh: New file.
3910 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3911 (check_DATA): Add ver_test_10.syms.
3912 (ver_test_10.syms, ver_test_10.so): New target.
3913 * testsuite/Makefile.in: Rebuild.
3914
58e54ac2
CD		 39152008-07-23 Simon Baldwin <simonb@google.com>
3916
3917 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3918 to zero for undefined symbols from dynamic libraries.
3919
95d14cd3
ILT		 39202008-07-23 Ian Lance Taylor <iant@google.com>
3921
3922 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3923 Change all callers.
3924 * symtab.h (class Symbol_table): Update declaration.
3925 * testsuite/ver_test_9.cc: New file.
3926 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3927 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3928 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3929 (ver_test_9.so, ver_test_9.o): New targets.
3930 * testsuite/Makefile.in: Rebuild.
3931
92de84a6
ILT		 39322008-07-22 Ian Lance Taylor <iant@google.com>
3933
34810851
ILT		 3934 * options.h (class General_options): Define --check-sections.
3935 * layout.cc (Layout::set_segment_offsets): Handle
3936 --check-sections.
3937
af6156ef
ILT		 3938 * options.h (class General_options): Define -n/--nmagic and
3939 -N/--omagic.
3940 * options.cc (General_options::finalize): For -n/--nmagic or
3941 -N/--omagic, set -static.
3942 * layout.cc (Layout::attach_allocated_section_to_segment): If
3943 -N/--omagic, don't put read-only and read-write sections in
3944 different segments.
3945 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3946 finding a read-only segment.
3947 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3948 don't set the minimum segment alignment to the common page size,
3949 and don't set the file offset to the address modulo the page size.
3950 * script-sections.cc (Script_sections::create_segments): If
3951 -n/--omagic, don't put read-only and read-write sections in
3952 different segments.
3953
92de84a6
ILT		 3954 * cref.cc: New file.
3955 * cref.h: New file.
3956 * options.h (class General_options): Add --print-symbol-counts.
3957 * main.cc (main): Issue defined symbol report if requested.
3958 * archive.cc (Archive::interpret_header): Make into a const member
3959 function.
3960 (Archive::add_symbols): Call Input_objects::archive_start and
3961 archive_stop.
3962 (Archive::const_iterator): Define new class.
3963 (Archive::begin, Archive::end): New functions.
3964 (Archive::include_all_members): Rewrite to use iterator.
3965 (Archive::count_members): New function.
3966 * archive.h (class Archive): Update declarations.
3967 (Archive::filename): New function.
3968 * object.cc: Include "cref.h".
3969 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3970 (Sized_relobj::do_get_global_symbol_counts): New function.
3971 (Input_objects::add_object): Add object to cross-referencer.
3972 (Input_objects::archive_start): New function.
3973 (Input_objects::archive_stop): New function.
3974 (Input_objects::print_symbol_counts): New function.
3975 * object.h: Declare Cref and Archive.
3976 (Object::get_global_symbol_counts): New function.
3977 (Object::do_get_global_symbol_counts): New pure virtual function.
3978 (class Sized_relobj): Add defined_count_ field. Update
3979 declarations.
3980 (class Input_objects): Add cref_ field. Update constructor.
3981 Update declarations.
3982 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3983 defined_count_.
3984 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3985 symbol counts.
3986 (Sized_dynobj::do_get_global_symbol_counts): New function.
3987 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3988 defined_count_. Update declarations. Define Symbols typedef.
3989 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3990 parameter. Change all callers.
3991 (Symbol_table::add_from_dynobj): Add sympointers and defined
3992 parameters. Change all callers.
3993 * symtab.h (class Symbol_table): Update declarations.
3994 * Makefile.am (CCFILES): Add cref.cc.
3995 (HFILES): Add cref.h.
3996 * Makefile.in: Rebuild.
3997
3f7c5e1d
CD		 39982008-07-22 Simon Baldwin <simonb@google.com>
3999
4000 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4001 to zero when writing undefined symbols.
4002
e0b64032
ILT		 40032008-07-22 Ian Lance Taylor <iant@google.com>
4004
4005 * output.cc (Output_section::add_input_section): Don't try to
4006 merge empty merge sections.
4007
096b02cf
CS		 40082008-07-21 Craig Silverstein <csilvers@google.com>
4009
4010 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4011 Include symbol version in error message.
cd536b21 4012
1d1f116d
CD		 40132008-07-20 Chris Demetriou <cgd@google.com>
4014
cd536b21 4015 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4016 (RANDOM_SEED_CFLAGS): New substituted variable.
4017 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4018 * configure: Rebuild.
4019 * Makefile.in: Likewise.
4020 * testsuite/Makefile.in: Likewise.
4021
a18f591e
ILT		 40222008-07-18 Ian Lance Taylor <iant@google.com>
4023
4024 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4025 where we see NAME/NULL and NAME/VERSION as separate symbols.
4026 * testsuite/ver_test_main.cc (main): Call t4.
4027 (t4, t4_2a): Define.
4028 * testsuite/ver_test_2.cc (t4_2): Define.
4029 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4030 * testsuite/ver_test_4.cc (t4_2a): Define.
4031 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4032 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4033
c6e3f6ed
ILT		 40342008-07-17 Ian Lance Taylor <iant@google.com>
4035
4036 * dynobj.cc (Versions::add_def): If we give an error about a
4037 missing version, go ahead and create the version anyhow.
4038
ef9beddf
ILT		 40392008-07-10 Ian Lance Taylor <iant@google.com>
4040
4041 Handle output sections with more than 0x7fffffff bytes.
4042 * object.h (class Relobj): Change map_to_output_ to
4043 output_sections_, and just keep a section pointer. Change all
4044 uses. Move comdat group support to Sized_relobj.
4045 (Relobj::is_section_specially_mapped): Remove.
4046 (Relobj::output_section): Remove poff parameter. Change all
4047 callers.
4048 (Relobj::output_section_offset): New function.
4049 (Relobj::set_section_offset): Rewrite.
4050 (Relobj::map_to_output): Remove.
4051 (Relobj::output_sections): New function.
4052 (Relobj::do_output_section_offset): New pure virtual function.
4053 (Relobj::do_set_section_offset): Likewise.
4054 (class Sized_relobj): Add section_offsets_ field. Add comdat
4055 group support from Relobj. Update declarations.
4056 (Sized_relobj::get_output_section_offset): New function.
4057 (Sized_relobj::do_output_section_offset): New function.
4058 (Sized_relobj::do_set_section_offset): New function.
4059 * object.cc (Relobj::output_section_address): Remove.
4060 (Sized_relobj::Sized_relobj): Initialize new fields.
4061 (Sized_relobj::include_section_group): Cast find_kept_object to
4062 Sized_relobj.
4063 (Sized_relobj::include_linkonce_section): Likewise.
4064 (Sized_relobj::do_layout): Use separate arrays for output section
4065 and output offset.
4066 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4067 output_sections.
4068 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4069 output_sections and section_offsets.
4070 (Sized_relobj::write_local_symbols): Likewise.
4071 (map_to_kept_section): Compute output address directly.
4072 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4073 output_sections and section_offsets.
4074 (Sized_relobj::write_sections): Likewise.
4075 (Sized_relobj::relocate_sections): Likewise.
4076 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4077 * output.h (class Output_reloc): Update declarations. Change
4078 u2_.relobj to Sized_relobj*.
4079 (class Output_data_reloc): Change add functions to use
4080 Sized_relobj*.
4081 * output.cc (Output_reloc::Output_reloc): Change relobj to
4082 Sized_relobj*.
4083 (Output_reloc::local_section_offset): Change return type to
4084 Elf_Addr. Use get_output_section_offset.
4085 (Output_reloc::get_address): Likewise.
4086 (Output_section::is_input_address_mapped): Don't call
4087 is_section_specially_mapped.
4088 (Output_section::output_offset): Likewise.
4089 (Output_section::output_address): Likewise.
4090 (Output_section::starting_output_address): Likewise.
4091 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4092 parameter to Sized_relobj*.
4093 (Copy_relocs::need_copy_reloc): Likewise.
4094 (Copy_relocs::save): Likewise.
4095 * copy-relocs.h (class Copy_relocs): Update declarations.
4096 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4097 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4098 * target-reloc.h (relocate_for_relocatable): Change
4099 offset_in_output_section type to Elf_Addr. Change code that uses
4100 it as well.
4101 * layout.cc (Layout::layout): Always set *off.
4102 * mapfile.cc (Mapfile::print_input_section): Use
4103 output_section_offset.
4104 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4105 Sized_relobj*.
4106 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4107 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4108 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4109
5cb66f97
ILT		 41102008-07-03 Ian Lance Taylor <iant@google.com>
4111
4112 * layout.cc (Layout::include_section): Do not discard unrecognized
4113 SHT_STRTAB sections.
4114
afe47622
CS		 41152008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4116
4117 * script.cc (Lex::can_continue_name): Make '?' allowable in
4118 version-script names.
4119 * testsuite/version_script.map: Change glob pattern to use '?'
4120
5adf9721
ILT		 41212008-06-30 Manish Singh <yosh@gimp.org>
4122
4123 PR 6585
4124 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4125 Correct typo.
4126
e6fde208
ILT		 41272008-06-30 Ian Lance Taylor <iant@google.com>
4128
4129 PR 6660
4130 PR 6682
4131 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4132 versions]: Don't try to read the value in the contents, since we
4133 don't use it. Use the template endianness when writing.
4134
3f2e6a2d
CC		 41352008-06-25 Cary Coutant <ccoutant@google.com>
4136
4137 * fileread.cc (File_read::make_view): Assert on zero-length view.
4138 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4139 symbol table when there are no symbols to read.
4140
c43d3a48
CS		 41412008-06-23 Craig Silverstein <csilvers@google.com>
4142
4143 * version.cc (version_string): Bump to 1.7
4144
5f494ea0
CS		 41452008-06-18 Craig Silverstein <csilvers@google.com>
4146
4147 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4148 constant 0xFFFF to type Valtype.
4149 (Powerpc_relocate_functions::rel16_ha): Likewise.
4150
c42e122e
ILT		 41512008-06-17 Ian Lance Taylor <iant@google.com>
4152
f34787f8
ILT		 4153 * output.h (Output_section::Input_section): Initialize p2align_ to
4154 zero for Output_section_data constructors.
4155 (Output_section::Input_section::addralign): If not an input
4156 section, return the alignment of the Output_section_data.
4157 * testsuite/copy_test.cc: New file.
4158 * testsuite/copy_test_1.cc: New file.
4159 * testsuite/copy_test_2.cc: New file.
4160 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4161 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4162 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4163 (copy_test_1_pic.o, copy_test_1.so): New targets.
4164 (copy_test_2_pic.o, copy_test_2.so): New targets.
4165 * testsuite/Makefile.in: Rebuild.
4166
c42e122e
ILT		 4167 * script-sections.cc (Script_sections::place_orphan): Initialize
4168 local variable exact.
4169
ce3ac18a
DE		 41702008-06-13 David Edelsohn <edelsohn@gnu.org>
4171
4172 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4173
42cacb20
DE		 41742008-06-12 David Edelsohn <edelsohn@gnu.org>
4175 David S. Miller <davem@davemloft.net>
4176
4177 * powerpc.cc: New file.
4178 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4179 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4180 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4181 * Makefile.in: Rebuild.
4182
7b308235
ILT		 41832008-06-09 Ian Lance Taylor <iant@google.com>
4184
4185 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4186 <exception>.
4187 (throwing, orig_terminate): New static variables.
4188 (terminate_handler): New static function.
4189 (t2): Set terminate handler.
4190
f0b886e3
ILT		 41912008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4192
4193 PR 6584
cd536b21 4194 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4195 alignment.
4196
3e90f135
CC		 41972008-05-30 Cary Coutant <ccoutant@google.com>
4198
4199 * archive.cc (Archive::include_all_members) Correct to step
4200 over symbol table and extended name table in thin archives.
4201
e09ad04a
ILT		 42022008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4203
4204 PR 6407
4205 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4206 calculation.
4207
62b01cb5
ILT		 42082008-05-28 Caleb Howe <cshowe@google.com>
4209
4210 * reduced_debug_output.cc: New file.
4211 * reduced_debug_output.h: New file.
92de84a6 4212 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4213 * options.cc (General_options::finalize): Add strip_debug_non_line
4214 to the strip heirarchy.
4215 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4216 fields.
4217 * layout.cc: Include "reduced_debug_output.h".
4218 (Layout::Layout): Initialize new fields.
4219 (line_only_debug_sections): New static array.
4220 (is_lines_only_debug_sections): New static inline function.
4221 (Layout::include_section): Handle --strip-debug-non-line.
4222 (Layout::make_output_section): If --strip-debug-non-line, build
4223 new output sections for .debug_abbrev and .debug_info.
4224 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4225 gold. Warn about possible overflow.
4226 (read_signed_LEB_128): Likewise.
4227 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4228 (read_signed_LEB_128): Declare.
4229 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4230 (HFILES): Add reduced_debug_output.h.
4231 * Makefile.in: Rebuild.
4232
7d9e3d98
ILT		 42332008-05-21 Ian Lance Taylor <iant@google.com>
4234
4235 * mapfile.cc: New file.
4236 * mapfile.h: New file.
4237 * options.h (class General_options): Add -M/--print-map and -Map.
4238 * options.cc (General_options::finalize): Make -M equivalent to
4239 -Map -.
4240 * main.cc: Include <cstdio> and "mapfile.h".
4241 (main): Open mapfile if requested.
4242 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4243 constructor. Change caller.
4244 (queue_initial_tasks): Add mapfile parameter. Change caller.
4245 (queue_middle_tasks): Likewise.
4246 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4247 declarations.
4248 * archive.cc: Include "mapfile.h".
4249 (Archive::add_symbols): Add mapfile parameter. Change all
4250 callers. Pass mapfile, symbol, and reason to include_member.
4251 (Archive::include_all_members): Add mapfile parameter. Change all
4252 callers.
4253 (Archive::include_member): Add mapfile, sym, and why parameters.
4254 Change all callers. Report inclusion to map file.
4255 * archive.h: Include "fileread.h".
4256 (class Archive): Update declarations.
4257 (Archive::file): New const method.
4258 (class Add_archive_symbols): Add mapfile_ field. Update
4259 constructor. Change all callers.
4260 * readsyms.h (class Read_symbols): Likewise.
4261 (class Finish_group): Likewise.
4262 (class Read_script): Likewise.
4263 * common.cc: Include "mapfile.h".
4264 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4265 all callers.
4266 (Symbol_table::do_allocate_commons): Likewise.
4267 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4268 symbol allocation to mapfile.
4269 * common.h (class Allocate_commons_task): Add mapfile_ field.
4270 Update constructor. Change all callers.
4271 * symtab.h (class Symbol_table): Update declarations.
4272 * layout.cc: Include "mapfile.h".
4273 (Layout_task_runner::run): Print information to mapfile.
4274 (Layout::create_gold_note): Change Output_data_fixed_space to
4275 Output_data_zero_fill.
4276 (Layout::create_build_id): Likewise.
4277 (Layout::print_to_mapfile): New function.
4278 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4279 constructor. Change caller.
4280 (class Layout): Declare print_to_mapfile.
4281 * output.cc (Output_section::Input_section::print_to_mapfile): New
4282 function.
4283 (Output_section::add_input_section): If producing a map, always
4284 add to input_sections_ list.
4285 (Output_section::do_print_to_mapfile): New function.
4286 (Output_segment::print_sections_to_mapfile): New function.
4287 (Output_segment::print_section_list_to_mapfile): New function.
4288 * output.h: Include "mapfile.h".
4289 (Output_data::print_to_mapfile): New function.
4290 (Output_data::do_print_to_mapfile): New virtual function.
4291 (Output_segment_headers::do_print_to_mapfile): New function.
4292 (Output_file_header::do_print_to_mapfile): New function.
4293 (Output_data_const::do_print_to_mapfile): New function.
4294 (class Output_data_const_buffer): Add map_name_ field. Update
4295 constructor. Change all callers. Add do_print_to_mapfile
4296 function.
4297 (class Output_data_fixed_space): Likewise.
4298 (class Output_data_space): Likewise.
4299 (class Output_data_zero_fill): New class.
4300 (Output_data_strtab::do_print_to_mapfile): New function.
4301 (Output_data_reloc_base::do_print_to_mapfile): New function.
4302 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4303 (Output_data_group::do_print_to_mapfile): New function.
4304 (Output_data_got::do_print_to_mapfile): New function.
4305 (Output_data_dynamic::do_print_to_mapfile): New function.
4306 (Output_symtab_xindex::do_print_to_mapfile): New function.
4307 (class Output_section): Declare do_print_to_mapflie. Declare
4308 print_to_mapfile in Input_section.
4309 (class Output_segment): Declare new functions.
4310 * object.h (Sized_relobj::symbol_count): New function.
4311 * script-sections.cc
4312 (Output_section_element_dot_assignment::set_section_addresses):
4313 Change Output_data_fixed_space to Output_data_zero_fill.
4314 (Output_data_expression::do_print_to_mapfile): New function.
4315 * script.cc (read_input_script): Add mapfile parameter. Change
4316 all callers.
4317 * script.h (read_input_script): Update declaration.
4318 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4319 (Eh_frame::do_print_to_mapfile): New function.
4320 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4321 (Output_merge_string::do_print_to_mapfile): New function.
4322 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4323 function.
4324 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4325 function.
4326 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4327 function.
4328 * Makefile.am (CCFILES): Add mapfile.cc.
4329 (HFILES): Add mapfile.h.
4330 * Makefile.in: Rebuild.
4331
9f1d377b
ILT		 43322008-05-19 Ian Lance Taylor <iant@google.com>
4333
4334 * options.h (class General_options): Add -z relro.
4335 * layout.cc (Layout::Layout): Initialize relro_segment_.
4336 (Layout::add_output_section_data): Return the output section.
4337 (Layout::make_output_section): Rcognize relro sections and mark
4338 them appropriately.
4339 (Layout::attach_allocated_section_to_segment): Put relro sections
4340 in a PT_GNU_RELRO segment.
4341 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4342 section as relro.
4343 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4344 PT_TLS segments.
4345 (Layout::linkonce_mapping): Map d.rel.ro.local to
4346 .data.rel.ro.local.
4347 (Layout::output_section_name): Us .data.rel.ro.local for any
4348 section which begins with that.
4349 * layout.h (class Layout): Update add_output_section_data
4350 declaration. Add relro_segment_ field.
4351 * output.cc (Output_section::Output_section): Initialize is_relro_
4352 and is_relro_local_ fields.
4353 (Output_segment::add_output_section): Group relro sections.
4354 (Output_segment::is_first_section_relro): New function.
4355 (Output_segment::maximum_alignment): If there is a relro section,
4356 align the segment to the common page size.
4357 (Output_segment::set_section_addresses): Track whether we are
4358 looking at relro sections. If the last section is a relro
4359 section, align to the common page size.
4360 (Output_segment::set_section_list_addresses): Add in_relro
4361 parameter. Change all callers. Align to the page size when
4362 moving from relro to non-relro section.
4363 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4364 segment.
4365 * output.h (class Output_section): Add is_relro_ and
4366 is_relro_local_ fields.
4367 (Output_section::is_relro): New function.
4368 (Output_section::set_is_relro): New function.
4369 (Output_section::is_relro_local): New function.
4370 (Output_section::set_is_relro_local): New function.
4371 (class Output_segment): Update declarations.
4372 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4373 * sparc.cc (Target_sparc::got_section): Likewise.
4374 * x86_64.cc (Target_x86_64::got_section): Likewise.
4375 * testsuite/relro_test_main.cc: New file.
4376 * testsuite/relro_test.cc: New file.
4377 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4378 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4379 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4380 (relro_test.so, relro_test_pic.o): New targets.
4381 * testsuite/Makefile.in: Rebuild.
4382
a984ee1d
ILT		 43832008-05-16 Ian Lance Taylor <iant@google.com>
4384
01676dcd
ILT		 4385 * output.cc (Output_segment::add_output_section): Remove front
4386 parameter.
4387 * output.h (class Output_segment): Remove
4388 add_initial_output_section and overloaded add_output_section.
4389 Update declaration of remaining add_output_section.
4390 * layout.cc (Layout::create_interp): Call add_output_section
4391 rather than add_initial_output_section.
4392 (Layout::finish_dynamic_section): Likewise.
4393
497897f9
ILT		 4394 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4395 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4396 know the dynamic type.
4397 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4398 field. Initialize it in constructor.
4399 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4400 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4401 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4402 reloc.
4403
a984ee1d
ILT		 4404 * output.cc (Output_reloc::get_address): Change return type to
4405 Elf_Addr.
4406 * output.h (class Output_reloc): Update get_address declaration.
4407 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4408 for section addresses.
4409
55ba0940
ILT		 44102008-05-09 Ian Lance Taylor <iant@google.com>
4411
4412 PR 6493
4413 * gold.cc (gold_nomem): Use return value of write.
4414
75517b77
ILT		 44152008-05-08 Ian Lance Taylor <iant@google.com>
4416
4417 * symtab.c (Symbol::init_base_output_data): Add version
4418 parameter. Change all callers.
4419 (Symbol::init_base_output_segment): Likewise.
4420 (Symbol::init_base_constant): Likewise.
4421 (Symbol::init_base_undefined): Likewise.
4422 (Sized_symbol::init_output_data): Likewise.
4423 (Sized_symbol::init_output_segment): Likewise.
4424 (Sized_symbol::init_constant): Likewise.
4425 (Sized_symbol::init_undefined): Likewise.
4426 (Symbol_table::do_define_in_output_data): If the new symbol has a
4427 version, mark it as the default.
4428 (Symbol_table::do_define_in_output_segment): Likewise.
4429 (Symbol_table::do_define_as_constant): Likewise.
4430 * symtab.h (class Symbol): Update declarations.
4431 (class Sized_symbol): Likewise.
4432 * resolve.cc (Symbol::override_version): New function.
c42e122e 4433 (Symbol::override_base): Call override_version.
75517b77
ILT		 4434 (Symbol::override_base_with_special): Likewise.
4435 * testsuite/ver_script_8.script: New file.
4436 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4437 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4438 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4439 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4440
f1f70eae
ILT		 44412008-05-06 Ian Lance Taylor <iant@google.com>
4442
f3e9c5c5
ILT		 4443 PR 6049
4444 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4445 functions.
4446 (class General_options): Remove existing --undefined, and add
4447 --no-undefined instead. Add new --undefined as synonym for -u.
4448 * archive.cc (Archive::add_symbols): Check whether symbol was
4449 named with -u.
4450 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4451 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4452 all uses. Add IS_UNDEFINED. Update declarations to split
4453 different versions of init_base. Declare init_base_undefined.
4454 (Symbol::is_defined): Handle IS_UNDEFINED.
4455 (Symbol::is_undefined): Likewise.
4456 (Symbol::is_weak_undefined): Call is_undefined.
4457 (Symbol::is_absolute): Handle IS_CONSTANT.
4458 (class Sized_symbol): Update declarations to split different
4459 versions of init. Declare init_undefined.
4460 (class Symbol_table): Declare new functions.
4461 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4462 Change all callers.
4463 (Symbol::init_base_output_data): Likewise.
4464 (Symbol::init_base_output_segment): Likewise.
4465 (Symbol::init_base_constant): Likewise.
4466 (Symbol::init_base_undefined): New function.
4467 (Sized_symbol::init_object): Rename from init. Change all
4468 callers.
4469 (Sized_symbol::init_output_data): Likewise.
4470 (Sized_symbol::init_output_segment): Likewise.
4471 (Sized_symbol::init_constant): Likewise.
4472 (Sized_symbol::init_undefined): New function.
4473 (Symbol_table::add_undefined_symbols_from_command_line): New
4474 function.
4475 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4476 function.
4477 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4478 (Symbol::output_section): Likewise.
4479 (Symbol::set_output_section): Likewise.
4480 (Symbol_table::sized_finalize_symbol): Likewise.
4481 (Symbol_table::sized_write_globals): Likewise.
4482 * resolve.cc (Symbol_table::should_override): Likewise.
4483 (Symbol::override_base_with_special): Likewise.
4484
8bdcdf2c
ILT		 4485 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4486 symbol, change it to have default visibility.
4487 * testsuite/protected_1.cc: New file.
4488 * testsuite/protected_2.cc: New file.
4489 * testsuite/protected_3.cc: New file.
4490 * testsuite/protected_main_1.cc: New file.
4491 * testsuite/protected_main_2.cc: New file.
4492 * testsuite/protected_main_3.cc: New file.
4493 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4494 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4495 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4496 (protected_1.so): New target.
4497 (protected_1_pic.o, protected_2_pic.o): New targets.
4498 (protected_3_pic.o): New target.
4499 (check_PROGRAMS): Add protected_2.
4500 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4501 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4502 * testsuite/Makefile.in: Rebuild.
4503
2b706932
ILT		 4504 * options.h (DEFINE_var): Add set_user_set_##varname__.
4505 (DEFINE_bool_alias): New macro.
4506 (class General_options): Define -Bstatic using DEFINE_bool_alias
4507 rather than DEFINE_special. Add --undefined as an alias for -z
4508 defs.
4509 * options.cc (General_options::parse_Bstatic): Remove.
4510
d82a5bcc
ILT		 4511 * options.h (class General_options): Add --fatal-warnings.
4512 * main.cc (main): Implement --fatal-warnings.
4513 * errors.h (Errors::warning_count): New function.
4514
f1f70eae
ILT		 4515 * options.h (class General_options): Add -Bsymbolic-functions.
4516 * symtab.h (Symbol::is_preemptible): Check for
4517 -Bsymbolic-functions.
4518
8825ac63
ILT		 45192008-05-05 Ian Lance Taylor <iant@google.com>
4520
d98bc257
ILT		 4521 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4522 as noVARNAME rather than no-VARNAME.
4523 (class General_options): Add option -z combreloc.
4524 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4525 get_address.
4526 (Output_reloc::sort_before) [SHT_REL]: New function.
4527 (Output_reloc::sort_before) [SHT_RELA]: New function.
4528 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4529 Sort_relocs_comparison.
4530 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4531 parameter. Change all callers.
4532 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4533 sort_relocs parameter. Change all callers.
4534 * output.cc (Output_reloc::get_address): New function, broken out
4535 of write_rel.
4536 (Output_reloc::write_rel): Call it.
4537 (Output_reloc::compare): New function.
4538 (Output_data_reloc_base::do_write): Optionally sort relocs.
4539
60b2b4e7
ILT		 4540 * configure.ac: If targ_extra_obj is set, link it in.
4541 * configure.tgt: Initialize all variables.
4542 (x86_64*): Set targ_extra_obj and targ_extra_size.
4543 * configure: Rebuild.
4544
8825ac63
ILT		 4545 * object.cc (Sized_relobj::include_section_group): Adjust section
4546 indexes read from group data. Build vector to pass to
4547 layout_group.
4548 * layout.cc (Layout::layout_group): Add flags and shndxes
4549 parameters. Remove contents parameter. Change caller. Update
4550 explicit instantiations.
4551 * layout.h (class Layout): Update layout_group declaration.
4552 * output.cc (Output_data_group::Output_data_group): Add flags and
4553 input_shndxes parameters. Remove contents parameter. Change
4554 caller.
4555 (Output_data_group::do_write): Change input_sections_ to
4556 input_shndxes_.
4557 * output.h (class Output_data_group): Update constructor
4558 declaration. Rename input_sections_ to input_shndxes_.
4559 * testsuite/many_sections_test.cc: Add template.
4560
e94cf127
CC		 45612008-04-30 Cary Coutant <ccoutant@google.com>
4562
4418b2d5
CC		 4563 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4564
e94cf127
CC		 4565 * layout.cc (Layout::include_section): Refactored check for debug
4566 info section.
4567 (Layout::add_comdat): Add new parameters. Change type
4568 of signature parameter. Add object and shndx to signatures table.
4569 (Layout::find_kept_object): New function.
4570 * layout.h: Include <cstring>.
4571 (Layout::is_debug_info_section): New function.
4572 (Layout::add_comdat): Add new parameters.
4573 (Layout::find_kept_object): New function.
4574 (Layout::Kept_section): New struct.
4575 (Layout::Signatures): Change type of map range.
4576 * object.cc (Relobj::output_section_address): New function.
4577 (Sized_relobj::include_section_group): Add new parameters. Change
4578 calls to Layout::add_comdat. Change to build table of kept comdat
4579 groups and table mapping discarded sections to kept sections.
4580 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4581 (Sized_relobj::do_layout): Change calls to include_section_group and
4582 include_linkonce_section.
4583 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4584 value to zero when section is discarded.
4585 (Sized_relobj::map_to_kept_section): New function.
4586 * object.h (Relobj::output_section_address): New function.
4587 (Relobj::Comdat_group): New type.
4588 (Relobj::find_comdat_group): New function.
4589 (Relobj::Comdat_group_table): New type.
4590 (Relobj::Kept_comdat_section): New type.
4591 (Relobj::Kept_comdat_section_table): New type.
4592 (Relobj::add_comdat_group): New function.
4593 (Relobj::set_kept_comdat_section): New function.
4594 (Relobj::get_kept_comdat_section): New function.
4595 (Relobj::comdat_groups_): New field.
4596 (Relobj::kept_comdat_sections_): New field.
4597 (Symbol_value::input_value): Update comment.
4598 (Sized_relobj::map_to_kept_section) New function.
4599 (Sized_relobj::include_linkonce_section): Add new parameter.
4600 * target-reloc.h (Comdat_behavior): New type.
4601 (get_comdat_behavior): New function.
4602 (relocate_section): Add code to map a discarded section to the
4603 corresponding kept section when applying a relocation.
4604
e4e5049b
CS		 46052008-04-30 Craig Silverstein <csilvers@google.com>
4606
4607 * dwarf_reader.cc (next_generation_count): New static var.
4608 (Addr2line_cache_entry): New struct.
4609 (addr2line_cache): New static var.
4610 (Dwarf_line_info::one_addr2line): Added caching.
4611 (Dwarf_line_info::clear_addr2line_cache): New function.
4612 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4613 cache-size parameter.
4614 (Dwarf_line_info::one_addr2line_cache): New function.
4615 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4616 new cache-size argument to one_addr2line(), and clear cache.
4617
d09e9154
CC		 46182008-04-28 Cary Coutant <ccoutant@google.com>
4619
4620 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4621 R_386_PC8 relocations.
4622
7ef73768
ILT		 46232008-04-23 Ian Lance Taylor <iant@google.com>
4624
55438702
ILT		 4625 * object.cc (Sized_relobj::include_section_group): Check for
4626 invalid section group.
4627
c165fb93
ILT		 4628 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4629 header size.
4630
7ef73768
ILT		 4631 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4632 than read for file header.
4633 * archive.cc (Archive::include_member): Likewise.
4634
6194aaab
L		 46352008-04-23 Paolo Bonzini <bonzini@gnu.org>
4636
4637 * aclocal.m4: Regenerate.
4638 * configure: Regenerate.
4639
d491d34e
ILT		 46402008-04-19 Ian Lance Taylor <iant@google.com>
4641
5ea2bac6
ILT		 4642 * version.cc (version_string): Bump to 1.6.
4643
7bc3e21a
ILT		 4644 * testsuite/Makefile.am (many_sections_r_test): New target.
4645 (many_sections_r_test_SOURCES): Remove.
4646 (many_sections_r_test_DEPENDENCIES): Remove.
4647 (many_sections_r_test_LDFLAGS): Remove.
4648 (many_sections_r_test_LDADD): Remove.
4649
7fcd3aa9
ILT		 4650 * object.cc (Sized_relobj::do_add_symbols): Always pass
4651 local_symbol_count_ to add_from_relobj.
4652
4c94d6ae
ILT		 4653 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4654 every thousand variables.
4655 * testsuite/Makefile.in: Rebuild.
4656
d491d34e
ILT		 4657 * object.cc (Xindex::initialize_symtab_xindex): New function.
4658 (Xindex::read_symtab_xindex): New function.
4659 (Xindex::sym_xindex_to_shndx): New function.
4660 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4661 available.
4662 (Sized_relobj::do_initialize_xindex): New function.
4663 (Sized_relobj::do_read_symbols): Adjust section links.
4664 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4665 parameter. Change all callers.
4666 (Sized_relobj::include_section_group): Adjust section links and
4667 symbol section indexes.
4668 (Sized_relobj::do_layout): Adjust section links.
4669 (Sized_relobj::do_count_local_symbols): Adjust section links and
4670 symbol section indexes.
4671 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4672 ordinary and special symbols.
4673 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4674 dynsym_xindex parameters. Change all callers. Adjust section
4675 links. Use SHN_XINDEX when needed.
4676 (Sized_relobj::get_symbol_location_info): Adjust section links.
4677 Don't get fooled by special symbols.
4678 * object.h (class Xindex): Define.
4679 (class Object): Add xindex_ parameter. Declare virtual functoin
4680 do_initialize_xindex.
4681 (Object::adjust_sym_shndx): New function.
4682 (Object::set_xindex): New protected function.
4683 (class Symbol_value): Add is_ordinary_shndx_ field.
4684 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4685 (Symbol_value::value): Assert ordinary section.
4686 (Symbol_value::initialize_input_to_output_map): Likewise.
4687 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4688 Change all callers.
4689 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4690 all callers.
4691 (class Sized_relobj): Update declarations.
4692 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4693 parameter. Change all callers.
4694 (Sized_relobj::adjust_shndx): New function.
4695 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4696 field.
4697 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4698 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4699 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4700 (Sized_dynobj::read_dynsym_section): Adjust section links.
4701 (Sized_dynobj::read_dynamic): Likewise.
4702 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4703 section links.
4704 (Sized_dynobj::do_initialize_xindex): New function.
4705 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4706 do_initialize_xindex.
4707 (Sized_dynobj::adjust_shndx): New function.
4708 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4709 dynsym_xindex_ fields.
4710 (Layout::finalize): Add a call to set_section_indexes before
4711 creating the symtab sections.
4712 (Layout::set_section_indexes): Don't do anything if the section
4713 already has a section index.
4714 (Layout::create_symtab_sections): Add shnum parameter. Change
4715 caller. Create .symtab_shndx section if needed.
4716 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4717 caller.
4718 (Layout::allocated_output_section_count): New function.
4719 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4720 needed.
4721 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4722 fields. Update declarations.
4723 (Layout::symtab_xindex): New function.
4724 (Layout::dynsym_xindex): New function.
4725 (class Write_symbols_task): Add layout_ field.
4726 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4727 Change caller.
4728 * output.cc (Output_section_headers::Output_section_headers): Add
4729 shstrtab_section parameter. Change all callers.
4730 (Output_section_headers::do_sized_write): Store overflow values
4731 for section count and section string table section index in
4732 section header zero.
4733 (Output_file_header::do_sized_write): Check for overflow of
4734 section count and section string table section index.
4735 (Output_symtab_xindex::do_write): New function.
4736 (Output_symtab_xindex::endian_do_write): New function.
4737 * output.h (class Output_section_headers): Add shstrtab_section_.
4738 Update declarations.
4739 (class Output_symtab_xindex): Define.
4740 (Output_section::has_out_shndx): New function.
4741 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4742 field.
4743 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4744 Change all callers.
4745 (Sized_symbol::init): Likewise.
4746 (Symbol::output_section): Check for ordinary symbol.
4747 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4748 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4749 callers.
4750 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4751 Change all callers. Simplify handling of symbols from sections
4752 not included in the link.
4753 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4754 distinction.
4755 (Weak_alias_sorter::operator()): Assert that symbols are
4756 ordinary.
4757 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4758 distinction.
4759 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4760 parameters. Change all callers.
4761 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4762 symbol distinction. Use SHN_XINDEX when needed.
4763 (Symbol_table::write_section_symbol): Add symtab_xindex
4764 parameter. Change all callers.
4765 (Symbol_table::sized_write_section_symbol): Likewise. Use
4766 SHN_XINDEX when needed.
4767 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4768 declarations.
4769 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4770 (Symbol::is_defined): Check is_ordinary.
4771 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4772 (Symbol::is_absolute, Symbol::is_common): Likewise.
4773 (class Sized_symbol): Update declarations.
4774 (class Symbol_table): Update declarations.
4775 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4776 parameters. Change all callers.
4777 (Sized_symbol::override): Likewise.
4778 (Symbol_table::override): Likewise.
4779 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4780 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4781 is_ordinary, and orig_st_shndx parameters. Change all callers.
4782 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4783 to be in an ordinary section.
4784 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4785 object and is_ordinary parameters. Change all callers.
4786 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4787 Change all callers. Don't add undefined or non-ordinary symbols
4788 to reloc_map_.
4789 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4790 Change all callers.
4791 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4792 declarations.
4793 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4794 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4795 (Sized_relobj::relocate_sections): Likewise.
4796 * target-reloc.h (scan_relocs): Adjust section symbol index.
4797 (scan_relocatable_relocs): Likewise.
4798 * i386.cc (Scan::local): Check for ordinary symbols.
4799 * sparc.cc (Scan::local): Likewise.
4800 * x86_64.cc (Scan::local): Likewise.
4801 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4802 to symbol_section_and_value.
4803 * testsuite/many_sections_test.cc: New file.
4804 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4805 (check_PROGRAMS): Add many_sections_test.
4806 (many_sections_test_SOURCES): Define.
4807 (many_sections_test_DEPENDENCIES): Define.
4808 (many_sections_test_LDFLAGS): Define.
4809 (BUILT_SOURCES): Add many_sections_define.h.
4810 (many_sections_define.h): New target.
4811 (BUILT_SOURCES): Add many_sections_check.h.
4812 (many_sections_check.h): New target.
4813 (check_PROGRAMS): Add many_sections_r_test.
4814 (many_sections_r_test_SOURCES): Define.
4815 (many_sections_r_test_DEPENDENCIES): Define.
4816 (many_sections_r_test_LDFLAGS): Define.
4817 (many_sections_r_test_LDADD): Define.
4818 (many_sections_r_test.o): New target.
4819 * testsuite/Makefile.in: Rebuild.
4820
c5818ff1
CC		 48212008-04-17 Cary Coutant <ccoutant@google.com>
4822
4823 * errors.cc (Errors::info): New function.
4824 (gold_info): New function.
4825 * errors.h (Errors::info): New function.
4826 * gold.h (gold_info): New function.
4827 * object.cc (Input_objects::add_object): Print trace output.
4828 * options.cc (options::parse_set): New function.
4829 (General_options::parse_wrap): Deleted.
4830 (General_options::General_options): Deleted initializer.
4831 * options.h (options::String_set): New typedef.
4832 (options::parse_set): New function.
4833 (DEFINE_set): New macro.
4834 (General_options::wrap): Changed to use DEFINE_set. Changed
4835 callers of any_wrap_symbols and is_wrap_symbol.
4836 (General_options::trace, General_options::trace_symbol):
4837 New options.
4838 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4839 (General_options::wrap_symbols_): Deleted.
4840 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4841
b5be4a7c
DM		 48422008-04-17 David S. Miller <davem@davemloft.net>
4843
4844 * options.cc (General_options::parse_V): New function.
4845 * options.h: Add entries for -V and -Qy.
4846
155a0dd7
ILT		 48472008-04-17 Ian Lance Taylor <iant@google.com>
4848
4849 * common.cc (Symbol_table::allocate_commons): Remove options
4850 parameter. Change caller.
4851 (Symbol_table::do_allocate_commons): Remove options parameter.
4852 Change caller. Just call do_allocate_commons_list twice.
4853 (Symbol_table::do_allocate_commons_list): New function, broken out
4854 of do_allocate_commons.
4855 * common.h (class Allocate_commons_task): Remove options_ field.
4856 Update constructor.
4857 * symtab.cc (Symbol_table::Symbol_table): Initialize
4858 tls_commons_.
4859 (Symbol_table::add_from_object): Put TLS common symbols on
4860 tls_commons_ list.
4861 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4862 which are IN_OUTPUT_DATA.
4863 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4864 allocate_commons and do_allocate_commons declarations. Declare
4865 do_allocate_commons_list.
4866 * gold.cc (queue_middle_tasks): Update creation of
4867 Allocate_commons_task to not pass options.
4868 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4869 (TLS_TEST_C_FLAGS): New variable.
4870 (tls_test_c_pic.o): New target.
4871 (tls_test_shared.so): Link in tls_test_c_pic.o.
4872 (tls_test_c_pic_ie.o): New target.
4873 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4874 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4875 (tls_test_c.o): New target.
4876 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4877 (tls_pic_test_LDADD): Likewise.
4878 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4879 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4880 (tls_test_c_gnu2.o): New target.
4881 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4882 tls_test_c_gnu2.o.
4883 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4884 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4885 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4886 * testsuite/tls_test.cc: Include "config.h".
4887 (t_last): Call t11_last.
4888 * testsuite/tls_test.h (t11, t11_last): Declare.
4889 * testsuite/tls_test_c.c: New file.
4890 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4891 * configure.ac: Check for OpenMP support.
4892 * configure, config.in, Makefile.in: Rebuild.
4893 * testsuite/Makefile.in: Rebuild.
4894
edfbb029
CC		 48952008-04-16 Cary Coutant <ccoutant@google.com>
4896
4897 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4898 (Target_i386::tls_base_symbol_defined_): New field.
4899 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4900 (Target_i386::Scan::global): Likewise.
4901 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4902 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4903 (Target_x86_64::tls_base_symbol_defined_): New field.
4904 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4905 (Target_x86_64::Scan::global): Likewise.
4906
f3c69fca
CC		 49072008-04-16 Cary Coutant <ccoutant@google.com>
4908
4909 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4910 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4911 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4912 building shared libraries.
4913 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4914 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4915 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4916 * testsuite/Makefile.in: Rebuild.
4917 * testsuite/weak_undef.h: New file.
4918 * testsuite/weak_undef_file1.cc: Add extra test cases.
4919 * testsuite/weak_undef_file2.cc: Likewise.
4920 * testsuite/weak_undef_test.cc: Likewise.
4921
7c414435
DM		 49222008-04-16 David S. Miller <davem@davemloft.net>
4923
32b769e1
DM		 4924 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4925 Add issued_non_pic_error_ field. Declare check_non_pic.
4926 (Target_sparc::Scan::check_non_pic): New function.
4927 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4928 (Target_sparc::Scan::global): Likewise.
4929
11936fb1
DM		 4930 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4931 * configure: Rebuild.
4932
7c414435
DM		 4933 * options.h (DEFINE_enable): New macro.
4934 (new_dtags): New enable option.
4935 (initfirst, interpose, loadfltr, nodefaultlib,
4936 nodelete, nodlopen, nodump): New -z options.
4937 * layout.cc (Layout:finish_dynamic_section): If new
4938 dtags enabled, emit DT_RUNPATH. Also, emit a
4939 DT_FLAGS_1 containing any specified -z flags.
4940
85c7bf8b
ILT		 49412008-04-16 Ian Lance Taylor <iant@google.com>
4942
12c0daef
ILT		 4943 * copy-relocs.cc: New file.
4944 * copy-relocs.h: New file.
4945 * reloc.cc: Remove Copy_relocs code.
4946 * reloc.h: Likewise.
4947 * reloc-types.h (struct Reloc_types) [both versions]: Add
4948 get_reloc_addend_noerror.
4949 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4950 variants of add_global which take an addend which must be zero.
4951 * i386.cc: Include "copy-relocs.h".
4952 (class Target_i386): Change type of copy_relocs_ to variable,
4953 update initializer.
4954 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4955 Change all callers.
4956 (Target_i386::do_finalize_sections): Change handling of
4957 copy_relocs_.
4958 * sparc.cc: Include "copy-relocs.h".
4959 (class Target_sparc): Change type of copy_relocs_ to variable,
4960 update initializer.
4961 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4962 Change all callers.
4963 (Target_sparc::do_finalize_sections): Change handling of
4964 copy_relocs_.
4965 * x86_64.cc: Include "copy-relocs.h".
4966 (class Target_x86_64): Change type of copy_relocs_ to variable,
4967 update initializer.
4968 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4969 class. Change all callers.
4970 (Target_x86_64::do_finalize_sections): Change handling of
4971 copy_relocs_.
4972 * Makefile.am (CCFILES): Add copy-relocs.cc.
4973 (HFILES): Add copy-relocs.h.
4974
4f4995b6
ILT		 4975 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4976
85c7bf8b
ILT		 4977 * testsuite/script_test_4.sh: Permit leading zeroes.
4978
4f2a9edd
ILT		 49792008-04-15 Ian Lance Taylor <iant@google.com>
4980
e6188289
ILT		 4981 * script-sections.cc (Script_sections::create_segments): Use
4982 header_size_adjustment even when there is enough room for the
4983 headers.
4984 * testsuite/script_test_4.sh: New file.
4985 * testsuite/script_test_4.t: New file.
4986 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4987 (check_DATA): Add script_test_4.stdout.
4988 (MOSTLYCLEANFILES): Likewise.
4989 (script_test_4): New target.
4990 (script_test_4.stdout): New target.
4991 * testsuite/Makefile.in: Rebuild.
4992
4f2a9edd
ILT		 4993 * sparc.cc: Add definitions for Output_data_plt_sparc class
4994 constants.
4995
f5314dd5
DM		 49962008-04-14 David S. Miller <davem@davemloft.net>
4997
4998 * sparc.cc: New file.
4999 * Makefile.am (TARGETSOURCES): Add sparc.cc
5000 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5001 * configure.tgt: Document targ_extra_size and
5002 targ_extra_big_endian. Add entries for sparc-* and
5003 sparc64-*.
5004 * configure.ac: Handle targ_extra_size and
5005 targ_extra_big_endian.
5006 * Makefile.in: Rebuild.
5007 * configure: Likewise.
5008 * po/POTFILES.in: Likewise.
5009 * po/gold.pot: Likewise.
5010
154e0e9a
ILT		 50112008-04-14 Ian Lance Taylor <iant@google.com>
5012
5013 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5014 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5015 in the name/type/flags to section mapping. Don't call
5016 allocate_output_section.
5017 (Layout::choose_output_section): Change parameter from adjust_name
5018 to is_input_section. Don't permit input sections after sections
5019 are attached to segments. Don't call allocate_output_section.
5020 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5021 not write_enable_output_section.
5022 (Layout::make_output_section): Don't push to
5023 unattached_section_list_ nor call attach_to_segment. Call
5024 attach_section_to_segment if sections are attached.
5025 (Layout::attach_sections_to_segments): New function.
5026 (Layout::attach_section_to_segment): New function.
5027 (Layout::attach_allocated_section_to_segment): Rename from
5028 attach_to_segment. Remove flags parameter.
5029 (Layout::allocate_output_section): Remove function.
5030 (Layout::write_enable_output_section): Remove function.
5031 * layout.h (class Layout): Update for above changes. Add new
5032 field sections_are_attached_.
5033 * output.h (Output_section::update_flags_for_input_section): New
5034 function.
5035 * output.cc (Output_section::add_input_section): Call
5036 update_flags_for_input_section.
5037 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5038
009a67a2
CC		 50392008-04-11 Cary Coutant <ccoutant@google.com>
5040
5041 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5042 thought unnecessary.
5043 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5044
759b1a24
ILT		 50452008-04-11 Ian Lance Taylor <iant@google.com>
5046
5047 * output.h (class Output_section_data): Remove inline definition
5048 of set_addralign.
5049 * output.cc (Output_section_data::set_addralign): New function.
5050
c2b45e22
CC		 50512008-04-11 Cary Coutant <ccoutant@google.com>
5052
5053 Add support for TLS descriptors for i386 and x86_64.
5054 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5055 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5056 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5057 GOT_TYPE_TLS_DESC.
5058 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5059 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5060 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5061 relocations.
5062 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5063 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5064 Fix problem with initial-exec relocations.
5065 (Target_i386::Relocate::relocate_tls): Likewise.
5066 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5067 relaxation.
5068 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5069 support for section-plus-offset dynamic table entries.
5070 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5071 (Output_data_dynamic::Dynamic_entry): Add support for
5072 section-plus-offset dynamic table entries.
5073 (Output_data_dynamic::Classification): Likewise.
5074 (Output_data_dynamic::classification_): Renamed offset_.
5075 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5076 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5077 (Target_x86_64::make_plt_section): New function.
5078 (Target_x86_64::reserve_tlsdesc_entries): New function.
5079 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5080 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5081 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5082 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5083 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5084 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5085 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5086 add extra PLT entry for TLS descriptors.
5087 (Output_data_plt_x86_64::got_): New field.
5088 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5089 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5090 fields.
5091 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5092 descriptors.
5093 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5094 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5095 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5096 R_386_TLS_DESC_CALL relocations.
5097 (Target_x86_64::Scan::global): Likewise.
5098 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5099 for TLS descriptors.
5100 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5101 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5102 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5103 GD-to-IE relaxation.
5104 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5105 and TLS_DESCRIPTORS.
5106 * Makefile.in: Rebuild.
5107 * configure: Rebuild.
5108 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5109 (tls_test_shared2.so): New target.
5110 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5111 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5112 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5113 (tls_shared_gd_to_ie_test_LDADD): New variable.
5114 (tls_shared_gnu2_gd_to_ie_test): New target.
5115 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5116 New targets.
5117 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5118 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5119 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5120 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5121 (tls_shared_gnu2_test): New target.
5122 (tls_test_gnu2_shared.so): New target.
5123 (tls_shared_gnu2_test_SOURCES): New variable.
5124 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5125 (tls_shared_gnu2_test_LDFLAGS): New variable.
5126 (tls_shared_gnu2_test_LDADD): New variable.
5127 * testsuite/Makefile.in: Rebuild.
5128 * testsuite/Makefile.
5129
83bfb6b7
ILT		 51302008-04-11 Ian Lance Taylor <iant@google.com>
5131
5132 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5133 justsyms.t.
5134 * testsuite/Makefile.in: Rebuild.
5135
5136 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5137 long.
5138 * testsuite/script_test_2.cc (main): Adjust test.
5139
706e1f5e
ILT		 51402008-04-11 David S. Miller <davem@davemloft.net>
5141 Ian Lance Taylor <iant@google.com>
5142
5143 * options.h (General_options): Add entries for '-Y' and
5144 '-relax'.
5145 * options.cc (General_options:finalize): If -Y was used, add those
5146 entries to the library path instead of the default "/lib" and
5147 "/usr/lib".
5148
7c98e6bb
DM		 51492008-04-11 David S. Miller <davem@davemloft.net>
5150
5151 * testsuite/justsyms.t: Start at 0x100.
5152 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5153 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5154 long.
5155 * testsuite/script_test_2.cc: Adjust string and section length
5156 checks.
7c98e6bb 5157
99a37bfd
ILT		 51582008-04-09 Ian Lance Taylor <iant@google.com>
5159
2cefc357
ILT		 5160 PR gold/5996
5161 * script-sections.cc (Sections_element::allocate_to_segment): Add
5162 orphan parameter.
5163 (Output_section_definition::allocate_to_segment): Likewise.
5164 (Orphan_output_section::allocate_to_segment): Likewise.
5165 (Script_sections::attach_sections_using_phdrs_clause): Don't
5166 propagate non-PT_LOAD segments to orphan sections.
5167 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5168 readelf rather than objdump.
5169 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5170 .interp section and PT_INTERP segment are the same size.
5171 * testsuite/Makefile.in: Rebuild.
5172
99a37bfd
ILT		 5173 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5174 aliases for symbols defined in the same object.
5175 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5176 (weak_alias_test_SOURCES): New variable.
5177 (weak_alias_test_DEPENDENCIES): New variable.
5178 (weak_alias_test_LDFLAGS): New variable.
5179 (weak_alias_test_LDADD): New variable.
5180 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5181 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5182 (weak_alias_test_3.o): New target.
5183 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5184 * testsuite/weak_alias_test_main.cc: New file.
5185 * testsuite/weak_alias_test_1.cc: New file.
5186 * testsuite/weak_alias_test_2.cc: New file.
5187 * testsuite/weak_alias_test_3.cc: New file.
5188
780e49c5
ILT		 51892008-04-08 Ian Lance Taylor <iant@google.com>
5190
cdb0b8f5
ILT		 5191 * options.h (class General_options): Add --noinhibit-exec option.
5192 * main.cc (main): Check --noinhibit-exec.
5193
0864d551
ILT		 5194 * options.h (class General_options): Define --wrap as a special
5195 option. Add wrap_symbols_ field.
5196 (General_options::any_wrap_symbols): New function.
5197 (General_options::is_wrap_symbol): New function.
5198 * options.cc (General_options::parse_wrap): New function.
5199 (General_options::General_options): Initialize wrap_symbols_.
5200 * symtab.cc (Symbol_table::wrap_symbol): New function.
5201 (Symbol_table::add_from_object): Handle --wrap.
5202 * symtab.h (class Symbol_table): Declare wrap_symbol.
5203 * target.h (Target::wrap_char): New function.
5204 (Target::Target_info): Add wrap_char field.
5205 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5206 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5207 * testsuite/testfile.cc (Target_test::test_target_info):
5208 Likewise.
5209
789aa6de
ILT		 5210 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5211 there is one.
5212
2c38906f
ILT		 5213 * layout.h (class Layout): Add added_eh_frame_data_ field.
5214 * layout.cc (Layout::Layout): Initialize new field.
5215 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5216 output section until we find a section we merged successfully.
5217 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5218 that the size be non-zero.
5219
780e49c5
ILT		 5220 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5221 qualifier.
5222
7fcd0256
ILT		 52232008-04-08 Craig Silverstein <csilvers@google.com>
5224
5225 * configure.ac: Export new conditional variable HAVE_ZLIB.
5226 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5227 on HAVE_ZLIB.
5228 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5229 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5230
6835af53
ILT		 52312008-04-07 Ian Lance Taylor <iant@google.com>
5232
e24f324c
ILT		 5233 * version.cc (version_string): Set to "1.5".
5234
a036edd8
ILT		 5235 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5236 Add issued_non_pic_error_ field. Declare check_non_pic.
5237 (Target_x86_64::Scan::check_non_pic): New function.
5238 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5239 (Target_x86_64::Scan::global): Likewise.
5240
624f8810
ILT		 5241 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5242 addend parameter. Change caller. Handle merge sections.
5243 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5244 Address to Addend. Don't add in the result of
5245 local_section_offset, pass down the addend and use the returned
5246 value.
5247 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5248 Update declarations of local_section_offset and symbol_value.
5249 * testsuite/two_file_test_1.cc (t18): New function.
5250 * testsuite/two_file_test_2.cc (f18): New function.
5251 * testsuite/two_file_test_main.cc (main): Call t18.
5252 * testsuite/two_file_test.h (t18, f18): Declare.
5253
6835af53
ILT		 5254 * configure.ac: Don't test for objdump, c++filt, or readelf.
5255 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5256 conditionals.
5257 (TEST_READELF): New variable.
5258 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5259 (check_PROGRAMS): Add two_file_strip_test.
5260 (two_file_strip_test): New target.
5261 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5262 (two_file_same_shared_strip_test_SOURCES): New variable.
5263 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5264 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5265 (two_file_same_shared_strip_test_LDADD): New variable.
5266 (two_file_shared_strip.so): New target.
5267 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5268 (ver_test_5.syms, ver_test_7.syms): Likewise.
5269 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5270 (strip_test_3.stdout): Use TEST_OBJDUMP.
5271 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5272
86925eef
CC		 52732008-04-04 Cary Coutant <ccoutant@google.com>
5274
5275 * symtab.h (Symbol::is_weak_undefined): New function.
5276 (Symbol::is_strong_undefined): New function.
5277 (Symbol::is_absolute): New function.
5278 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5279 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5280 absolute symbols.
5281 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5282 (weak_undef_test): New target.
5283 * testsuite/Makefile.in: Rebuild.
5284 * testsuite/weak_undef_file1.cc: New file.
5285 * testsuite/weak_undef_file2.cc: New file.
5286 * testsuite/weak_undef_test.cc: New file.
5287
126f3ece
ILT		 52882008-04-03 Craig Silverstein <csilvers@google.com>
5289
5290 * compressed_output.h (class Output_compressed_section): Use
5291 unsigned buffer.
5292 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5293 add zlib header.
5294 (zlib_compressed_suffix): Removed.
5295 (Output_compressed_section::set_final_data_size): Use unsigned
5296 buffers.
5297 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5298 Fix linker invocation.
5299 (flagstest_o_specialfile_and_compress_debug_sections):
5300 Likewise.
5301 * testsuite/Makefile.in: Regenerated.
5302
deae2a14
DM		 53032008-04-02 David S. Miller <davem@davemloft.net>
5304
5305 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5306 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5307
70752818
ILT		 53082008-04-02 Craig Silverstein <csilvers@google.com>
5309
5310 * TODO: New file.
5311
39d0cb0e
ILT		 53122008-04-02 Ian Lance Taylor <iant@google.com>
5313
5314 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5315 parameters. Update for new key type to views_. Change all
5316 callers.
5317 (File_read::read): Adjust for byteshift in returned view.
5318 (File_read::add_view): New function, broken out of
5319 find_and_make_view.
5320 (File_read::make_view): New function, broken out of
5321 find_and_make_view.
5322 (File_read::find_or_make_view): Add offset and aligned
5323 parameters. Rewrite accordingly. Change all callers.
5324 (File_read::get_view): Add offset and aligned parameters. Adjust
5325 for byteshift in return value.
5326 (File_read::get_lasting_view): Likewise.
5327 * fileread.h (class File_read): Update declarations.
5328 (class File_read::View): Add byteshift_ field. Add byteshift to
5329 constructor. Add byteshift method.
5330 * archive.h (Archive::clear_uncached_views): New function.
5331 (Archive::get_view): Add aligned parameter. Change all callers.
5332 * object.h (Object::get_view): Add aligned parameter. Change all
5333 callers.
5334 (Object::get_lasting_view): Likewise.
5335
5336 * fileread.cc (File_read::release): Don't call clear_views if
5337 there are multiple objects.
5338 * fileread.h (File_read::clear_uncached_views): New function.
5339 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5340 on the archive.
5341
a1207466
CC		 53422008-03-31 Cary Coutant <ccoutant@google.com>
5343
5344 Add thin archive support.
5345 * archive.cc (Archive::armagt): New const.
5346 (Archive::setup): Remove task parameter and calls to unlock.
5347 (Archive::unlock_nested_archives): New function.
5348 (Archive::read_header): Add nested_off parameter. Change
5349 all callers.
5350 (Archive::interpret_header): Likewise.
5351 (Archive::include_all_members): Change to handle thin
5352 archives.
5353 (Archive::include_member): Likewise.
5354 * archive.h (Archive::Archive): Add new parameters and
5355 initializers.
5356 (Archive::armagt): New const.
5357 (Archive::setup): Remove task parameter.
5358 (Archive::unlock_nested_archives): New function.
5359 (Archive::read_header): Add nested_off parameter.
5360 (Archive::interpret_header): Likewise.
5361 (Archive::Nested_archive_table): New typedef.
5362 (Archive::is_thin_archive_): New field.
5363 (Archive::nested_archives_): New field.
5364 (Archive::options_): New field.
5365 (Archive::dirpath_): New field.
5366 (Archive::task_): New field.
5367 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5368 for thin archives. Pass additional parameters to
5369 Archive::Archive. Unlock the archive file after calling
5370 Archive::setup.
cd536b21 5371
479f6503
ILT		 53722008-03-29 Ian Lance Taylor <iant@google.com>
5373
686c8caf
ILT		 5374 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5375 version symbol to be local.
5376 * testsuite/ver_test_4.sh: New file.
5377 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5378 (check_DATA): Add ver_test_4.syms.
5379 (ver_test_4.syms): New target.
5380 * testsuite/Makefile.in: Rebuild.
5381
ab794b6b
ILT		 5382 * output.cc
5383 (Output_section::Input_section_sort_entry::has_priority): New
5384 function.
5385 (Output_section::Input_section_sort_entry::match_file_name): New
5386 function.
5387 (Output_section::Input_section_sort_entry::match_section_name):
5388 Remove.
5389 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5390 Remove.
5391 (Output_section::Input_section_sort_entry::match_section_file):
5392 Remove.
5393 (Output_section::Input_section_sort_compare::operator()): Rewrite
5394 using new Input_section_sort_entry functions. Sort crtbegin and
5395 crtend first. Sort sections with no priority before sections with
5396 a priority.
5397 * testsuite/initpri1.c (d3): Check j != 4.
5398 (cd5): New constructor/destructor function.
5399 (main): Check j != 2.
5400
479f6503
ILT		 5401 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5402 new symbol when resolving, don't call set_is_default.
5403 * testsuite/ver_test_7.cc: New file.
5404 * testsuite/ver_test_7.sh: New file.
5405 * testsuite/Makefile.am (ver_test_7.so): New target.
5406 (ver_test_7.o): New target.
5407 (check_SCRIPTS): Add ver_test_7.sh.
5408 (check_DATA): Add ver_test_7.syms.
5409 (ver_test_7.syms): New target.
5410
2fd32231
ILT		 54112008-03-28 Ian Lance Taylor <iant@google.com>
5412
5413 * layout.cc (Layout::layout): If we see an input section with a
5414 name that needs sorting, set the must_sort flag for the output
5415 section.
5416 (Layout::make_output_section): If the name of the output section
5417 indicates that it might require sorting, set the may_sort flag.
5418 * output.h (Output_section::may_sort_attached_input_sections): New
5419 function.
5420 (Output_section::set_may_sort_attached_input_sections): New
5421 function.
5422 (Output_section::must_sort_attached_input_sections): New
5423 function.
5424 (Output_section::set_must_sort_attached_input_sections): New
5425 function.
5426 (class Output_section): Declare Input_section_sort_entry. Define
5427 Input_section_sort_compare. Declare
5428 sort_attached_input_sections. Add new fields:
5429 may_sort_attached_input_sections_,
5430 must_sort_attached_input_sections_,
5431 attached_input_sections_are_sorted_.
5432 * output.cc (Output_section::Output_section): Initialize new
5433 fields.
5434 (Output_section::add_input_section): Add an entry to
5435 input_sections_ if may_sort or must_sort are true.
5436 (Output_section::set_final_data_size): Call
5437 sort_attached_input_sections if necessary.
5438 (Output_section::Input_section_sort_entry): Define new class.
5439 (Output_section::Input_section_sort_compare::operator()): New
5440 function.
5441 (Output_section::sort_attached_input_sections): New function.
5442 * configure.ac: Check whether the compiler supports constructor
5443 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5444 * testsuite/initpri1.c: New file.
5445 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5446 CONSTRUCTOR_PRIORITY.
5447 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5448 (initpri1_LDFLAGS): New variable.
5449 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5450
18e6b24e
ILT		 54512008-03-27 Ian Lance Taylor <iant@google.com>
5452
49bdd526
ILT		 5453 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5454 * testsuite/common_test_1.c: New file.
5455 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5456 (common_test_1_SOURCES): New variable.
5457 (common_test_1_DEPENDENCIES): New variable.
5458 (common_test_1_LDFLAGS): New variable.
5459
18e6b24e
ILT		 5460 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5461 and commons_ correctly when NAME/VERSION does not override
5462 NAME/NULL.
5463 * testsuite/ver_test_6.c: New file.
5464 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5465 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5466 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5467
04bf7072
ILT		 54682008-03-26 Ian Lance Taylor <iant@google.com>
5469
5871526f
ILT		 5470 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5471 of an undefined symbol from a version script.
5472 * testsuite/Makefile.am (ver_test_5.so): New target.
5473 (ver_test_5.o): New target.
5474 (check_SCRIPTS): Add ver_test_5.sh.
5475 (check_DATA): Add ver_test_5.syms.
5476 (ver_test_5.syms): New target.
5477 * testsuite/ver_test_5.cc: New file.
5478 * testsuite/ver_test_5.script: New file.
5479 * testsuite/ver_test_5.sh: New file.
5480 * Makefile.in, testsuite/Makefile.in: Rebuild.
5481
04bf7072
ILT		 5482 PR gold/5986
5483 Fix problems building gold with gcc 4.3.0.
5484 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5485 (gold_error_at_location, gold_warning_at_location): Use it.
5486 * configure.ac: Check whether we can compile and use a template
5487 function with a printf attribute.
5488 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5489 when jumping over bytes.
5490 * object.cc: Instantiate Object::read_section_data.
5491 * debug.h: Include <cstring>
5492 * dwarf_reader.cc: Include <algorithm>
5493 * main.cc: Include <cstring>.
5494 * options.cc: Include <cstring>.
5495 * output.cc: Include <cstring>.
5496 * script.cc: Include <cstring>.
5497 * script.h: Include <string>.
5498 * symtab.cc: Include <cstring> and <algorithm>.
5499 * target-select.cc: Include <cstring>.
5500 * version.cc: Include <string>.
5501 * testsuite/testmain.cc: Include <cstdlib>.
5502 * configure, config.in: Rebuild.
5503
874c5b28
ILT		 55042008-03-25 Ian Lance Taylor <iant@google.com>
5505
819d6c3a
ILT		 5506 * options.cc: Include "../bfd/bfdver.h".
5507 (options::help): Print bug reporting address.
5508
f4b2c6f5
ILT		 5509 * version.cc (print_version): Adjust output for current value of
5510 BFD_VERSION_STRING.
5511
5512 * NEWS: New file.
5513
e96caa79
ILT		 5514 * options.cc (options::help): Print list of supported targets.
5515 * target-select.h: Include <vector>.
5516 (class Target_selector): Make machine_, size_, and is_big_endian_
5517 fields const. Add bfd_name_ and instantiated_target_ fields.
5518 (Target_selector::Target_selector): Add bfd_name parameter.
5519 (Target_selector::recognize): Make non-virtual, call
5520 do_recognize.
5521 (Target_selector::recognize_by_name): Make non-virtual, call
5522 do_recognize_by_name.
5523 (Target_selector::supported_names): New function.
5524 (Target_selector::bfd_name): New function.
5525 (Target_selector::do_instantiate_target): New pure virtual
5526 function.
5527 (Target_selector::do_recognize): New virtual function.
5528 (Target_selector::do_recognize_by_name): New virtual function.
5529 (Target_selector::instantiate_target): New private function.
5530 (supported_target_names): Declare.
5531 * target-select.cc (Target_selector::Target_selector): Update for
5532 new parameter and fields.
5533 (select_target_by_name): Check that the name matches before
5534 calling recognize_by_name.
5535 (supported_target_names): New function.
5536 * i386.cc (class Target_selector_i386): Update Target_selector
5537 constructor call. Remove recognize and recognize_by_name. Add
5538 do_instantiate_target.
5539 * x86_64.cc (class Target_selector_x86_64): Likewise.
5540 * testsuite/testfile.cc (class Target_selector_test): Update for
5541 changes to Target_selector.
5542
874c5b28
ILT		 5543 * README: Rewrite, with some notes on unsupported features.
5544
0a65a3a7
CC		 55452008-03-24 Cary Coutant <ccoutant@google.com>
5546
5547 * i386.cc (Target_i386::Got_type): New enum declaration.
5548 (Target_i386::Scan::local): Updated callers of Output_data_got
5549 member functions.
5550 (Target_i386::Scan::global): Likewise.
5551 (Target_i386::Relocate::relocate): Likewise.
5552 (Target_i386::Relocate::relocate_tls): Likewise.
5553 * object.h (Got_offset_list): New class.
5554 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5555 (Sized_relobj::local_got_offset): Likewise.
5556 (Sized_relobj::set_local_got_offset): Likewise.
5557 (Sized_relobj::local_has_tls_got_offset): Removed.
5558 (Sized_relobj::local_tls_got_offset): Removed.
5559 (Sized_relobj::set_local_tls_got_offset): Removed.
5560 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5561 * output.cc (Output_data_got::add_global): Added got_type parameter.
5562 (Output_data_got::add_global_with_rel): Likewise.
5563 (Output_data_got::add_global_with_rela): Likewise.
5564 (Output_data_got::add_global_pair_with_rel): New function.
5565 (Output_data_got::add_global_pair_with_rela): New function.
5566 (Output_data_got::add_local): Added got_type parameter.
5567 (Output_data_got::add_local_with_rel): Likewise.
5568 (Output_data_got::add_local_with_rela): Likewise.
5569 (Output_data_got::add_local_pair_with_rel): New function.
5570 (Output_data_got::add_local_pair_with_rela): New function.
5571 (Output_data_got::add_global_tls): Removed.
5572 (Output_data_got::add_global_tls_with_rel): Removed.
5573 (Output_data_got::add_global_tls_with_rela): Removed.
5574 (Output_data_got::add_local_tls): Removed.
5575 (Output_data_got::add_local_tls_with_rel): Removed.
5576 (Output_data_got::add_local_tls_with_rela): Removed.
5577 * output.h (Output_data_got::add_global): Added got_type parameter.
5578 (Output_data_got::add_global_with_rel): Likewise.
5579 (Output_data_got::add_global_with_rela): Likewise.
5580 (Output_data_got::add_global_pair_with_rel): New function.
5581 (Output_data_got::add_global_pair_with_rela): New function.
5582 (Output_data_got::add_local): Added got_type parameter.
5583 (Output_data_got::add_local_with_rel): Likewise.
5584 (Output_data_got::add_local_with_rela): Likewise.
5585 (Output_data_got::add_local_pair_with_rel): New function.
5586 (Output_data_got::add_local_pair_with_rela): New function.
5587 (Output_data_got::add_global_tls): Removed.
5588 (Output_data_got::add_global_tls_with_rel): Removed.
5589 (Output_data_got::add_global_tls_with_rela): Removed.
5590 (Output_data_got::add_local_tls): Removed.
5591 (Output_data_got::add_local_tls_with_rel): Removed.
5592 (Output_data_got::add_local_tls_with_rela): Removed.
5593 * resolve.cc (Symbol::override_base_with_special): Removed
5594 reference to has_got_offset_ field.
5595 * symtab.cc (Symbol::init_fields): Replaced initialization
5596 of got_offset_ with got_offsets_. Removed initialization
5597 of has_got_offset_
53fcba31 5598 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5599 (Symbol::got_offset): Likewise.
5600 (Symbol::set_got_offset): Likewise.
5601 (Symbol::has_tls_got_offset): Removed.
5602 (Symbol::tls_got_offset): Removed.
5603 (Symbol::set_tls_got_offset): Removed.
5604 (Symbol::got_offset_): Removed.
5605 (Symbol::tls_mod_got_offset_): Removed.
5606 (Symbol::tls_pair_got_offset_): Removed.
5607 (Symbol::got_offsets_): New field.
5608 (Symbol::has_got_offset): Removed.
5609 (Symbol::has_tls_mod_got_offset): Removed.
5610 (Symbol::has_tls_pair_got_offset): Removed.
5611 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5612 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5613 member functions.
5614 (Target_x86_64::Scan::global): Likewise.
5615 (Target_x86_64::Relocate::relocate): Likewise.
5616 (Target_x86_64::Relocate::relocate_tls): Likewise.
5617
bd52eafb
BE		 56182008-03-25 Ben Elliston <bje@au.ibm.com>
5619
5620 * yyscript.y: Fix spelling error in comment.
5621
8b105e34
ILT		 56222008-03-24 Ian Lance Taylor <iant@google.com>
5623
8ed814a9
ILT		 5624 * options.h (class General_options): Define build_id option.
5625 * layout.h (class Layout): Declare write_build_id, create_note,
5626 create_build_id. Add build_id_note_ member.
5627 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5628 "libiberty.h", "md5.h", "sha1.h".
5629 (Layout::Layout): Initialize eh_frame_data_,
5630 eh_frame_hdr_section_, and build_id_note_.
5631 (Layout::finalize): Call create_build_id.
5632 (Layout::create_note): New function, broken out of
5633 Layout::create_gold_note.
5634 (Layout::create_gold_note): Call create_note.
5635 (Layout::create_build_id): New function.
5636 (Layout::write_build_id): New function.
5637 (Close_task_runner::run): Call write_build_id.
5638
8b105e34
ILT		 5639 * x86_64.cc: Correct license to GPLv3.
5640
086a1841
ILT		 56412008-03-23 Ian Lance Taylor <iant@google.com>
5642
5643 * options.cc: Include "demangle.h".
5644 (parse_optional_string): New function.
5645 (parse_long_option): Handle takes_optional_argument.
5646 (parse_short_option): Update dash_z initializer. Handle
5647 takes_optional_argument.
5648 (General_options::General_options): Initialize do_demangle_.
5649 (General_options::finalize): Set do_demangle_. Handle demangling
5650 style.
5651 * options.h (parse_optional_string): Declare.
5652 (struct One_option): Add optional_arg field. Update constructor.
5653 Update call constructor calls. Add takes_optional_argument
5654 function.
5655 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5656 (DEFINE_optional_string): Define.
5657 (General_options::demangle): Change from DEFINE_bool to
5658 DEFINE_optional_string.
5659 (General_options::no_demangle): New function.
5660 (General_options::do_demangle): New function.
5661 (General_options::set_do_demangle): New function.
5662 (General_options::execstack_status_): Move definition to end of
5663 class definition.
5664 (General_options::static_): Likewise.
5665 (General_options::do_demangle_): New field.
5666 * object.cc (big_endian>::get_symbol_location_info): Call
5667 Options::do_demangle, not Options::demangle.
5668 * symtab.cc (demangle): Likewise.
5669
cbb93e63
ILT		 56702008-03-22 Ian Lance Taylor <iant@google.com>
5671
5672 * gold.h: Include <cstddef> and <sys/types.h>
5673 * options.h: Include <cstring>.
5674
ec531623
ILT		 56752008-03-21 Ian Lance Taylor <iant@google.com>
5676
5677 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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