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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
1b81fb71
ILT		 3 PR 10450
4 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5 .gnu.hash table for a 32-bit target.
6
8d6d383d
ILT		 7 PR 10450
8 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9 regular and a dynamic object only needs a dynamic symbol table
10 entry if it is externally visible.
11
e785ec03
ILT		 12 PR 10450
13 * i386.cc (class Target_i386): Initialize global_offset_table_ in
14 constructor. Add global_offset_table_ field.
15 (Target_i386::got_section): Set global_offset_table_.
16 (Target_i386::do_finalize_sections): Set global_offset_table_
17 size.
18 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
19 in constructor. Add global_offset_table_ field.
20 (Target_x86_64::got_section): Set global_offset_table_.
21 (Target_x86_64::do_finalize_sections): Set global_offset_table_
22 size.
23
1a2dff53
ILT		 24 * layout.cc (Layout::Layout): Initialize increase_relro_.
25 (Layout::get_output_section): Add is_relro, is_last_relro, and
26 is_first_non_relro parameters. Change all callers.
27 (Layout::choose_output_section): Likewise.
28 (Layout::add_output_section_data): Likewise.
29 (Layout::make_output_section): Likewise.
30 (Layout::set_segment_offsets): Clear increase_relro when using a
31 linker script.
32 * layout.h (class Layout): Add increase_relro method. Add
33 increase_relro_ field. Update declarations.
34 * output.cc (Output_section::Output_section): Initialize
35 is_last_relro_ and is_first_non_relro_.
36 (Output_segment::add_output_section): Group relro sections is
37 do_sort is true. Handle is_last_relro and is_first_non_relro.
38 (Output_segment::maximum_alignment): Remove relro handling.
39 (Output_segment::set_section_addresses): Add increase_relro
40 parameter. Change all callers. Add initial alignment to align
41 relro sections on separate page. Remove old relro handling.
42 (Output_segment::set_section_list_addresses): Remove in_relro
43 parameter. Change all callers.
44 (Output_segment::set_offset): Add increase parameter. Change all
45 callers. Remove old relro handling.
46 * output.h (class Output_section): Add new methods: is_last_relro,
47 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
48 Add is_last_relro_ and is_first_non_relro_ fields.
49 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
50 Create separate .got.plt section. Call increase_relro.
51 * x86_64.cc (Target_x86_64::got_section): Likewise.
52 * testsuite/relro_script_test.t: Add .got.plt.
53
f0ba79e2
ILT		 54 PR 10450
55 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
56 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
57 (Layout::finalize): Call set_dynamic_symbol_size.
58 (Layout::set_dynamic_symbol_size): New function.
59 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
60 set_dynamic_symbol_size.
61
e8cd95c7
ILT		 62 PR 10450
63 * output.h (class Output_section): Add is_entsize_zero_ field.
64 * output.cc (Output_section::Output_section): Initialize
65 is_entsize_zero_.
66 (Output_section::set_entsize): If two different entsizes are
67 requested, force it to zero.
68 (Output_section::add_input_section): Set flags for .debug_str
69 before updating section flags. Set entsize.
70 (Output_section::update_flags_for_input_section): Set SHF_MERGE
71 and SHF_STRING if all input sections have those flags.
72
3e1b9a8a
RÁE		 732009-12-29 Rafael Espindola <espindola@google.com>
74
75 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 76 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
77 reporting.
3e1b9a8a 78
3dcad376
ST		 792009-12-29 Sriraman Tallam <tmsriram@google.com>
80
81 * options.cc (General_options::parse_version): Allow -v to exit
82 without an error if there is nothing to link.
83
084e2665
ILT		 842009-12-29 Ian Lance Taylor <iant@google.com>
85
86 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
87 using a version of gcc before 4.1.
88 * configure: Rebuild.
89
250acde3
CD		 902009-12-28 Chris Demetriou <cgd@google.com>
91
92 * attributes.cc (Output_attributes_section_data::do_write): Use
93 std::vector::front rather than std::vector::data.
94
99fff23b
ILT		 952009-12-28 Ian Lance Taylor <iant@google.com>
96
97 * symtab.h (class Symbol_table): Add enum Defined.
98 * resolve.cc (Symbol_table::should_override): Add defined
99 parameter. Change all callers. Test whether object is NULL
100 before calling a method on it.
101 (Symbol_table::report_resolve_problem): Add defined parameter.
102 Change all callers.
103 (Symbol_table::should_override_with_special): Likewise.
104 * symtab.cc (Symbol_table::define_in_output_data): Add defined
105 parameter. Change all callers.
106 (Symbol_table::do_define_in_output_data): Likewise.
107 (Symbol_table::define_in_output_segment): Likewise.
108 (Symbol_table::do_define_in_output_segment): Likewise.
109 (Symbol_table::define_as_constant): Likewise.
110 (Symbol_table::do_define_as_constant): Likewise.
111 * script.h (class Symbol_assignment): Add is_defsym parameter to
112 constructor; change all callers.
113 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
114 parameter. Change all callers. Add is_defsym_ field.
115 (class Parser_closure): Add parsing_defsym parameter to
116 constructor; change all callers. Add parsing_defsym accessor
117 function. Add parsing_defsym_ field.
118
556bd683
ILT		 1192009-12-28 Ian Lance Taylor <iant@google.com>
120
121 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 122 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 123
1782c879
ILT		 1242009-12-23 Ian Lance Taylor <iant@google.com>
125
126 * i386.cc (Target_i386::do_calls_non_split): Recognize
127 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 128 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
129 -fsplit-stack prologue when using %r11.
1782c879 130
329ca2b1
ST		 1312009-12-21 Sriraman Tallam <tmsriram@google.com>
132
133 * options.cc (General_options::parse_version): Make -v continue and do
134 the link like GNU ld does.
135
d675ff46
RÁE		 1362009-12-17 Rafael Avila de Espindola <espindola@google.com>
137
138 * Makefile.am (CCFILES): Add timer.cc.
139 (HFILES): Add timer.h.
140 * configure.ac: Check for sysconf and times.
141 * main.cc: include timer.h.
142 (main): Use Timer instead of get_run_time.
143 * timer.cc: New.
144 * timer.h: New.
145 * workqueue.cc: include timer.h.
146 (Workqueue::find_and_run_task):
147 Report user, sys and wall time.
148 * Makefile.in: Regenerate.
149 * config.in: Regenerate.
150 * configure: Regenerate.
151
d6344fb5
DK		 1522009-12-16 Doug Kwan <dougkwan@google.com>
153
154 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
155 sections.
156 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
157 relaxed input sections.
158 * output.cc (Output_section::find_relaxed_input_section): Change
159 return type to Output_relaxed_input_section pointer. Adjust code
160 for new type of relaxed_input_section_map_.
161 * output.h (Output_section::find_relaxed_input_section): Change
162 return type to Output_relaxed_input_section pointer.
163 (Output_section::Output_relaxed_input_section_by_input_section_map):
164 New type.
165 (Output_section::relaxed_input_section_map_): Change type to
166 Output_section::Output_relaxed_input_section_by_input_section_map.
167 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
168 input section.
169
0e0d5469
ILT		 1702009-12-15 Ian Lance Taylor <iant@google.com>
171
172 * layout.cc (Layout::create_shstrtab): Only write out after input
173 sections if we are compressing debug sections.
174
0649a889
ILT		 1752009-12-15 Ian Lance Taylor <iant@google.com>
176
177 * archive.cc (Archive::add_symbols): Only look up a symbol without
178 a version if there is, in fact, a version.
179
2ea97941
ILT		 1802009-12-14 Ian Lance Taylor <iant@google.com>
181
182 Revert -Wshadow changes, all changes from:
183 2009-12-11 Doug Kwan <dougkwan@google.com>
184 2009-12-11 Nick Clifton <nickc@redhat.com>
185 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
186
b0eec2cc
DK		 1872009-12-11 Doug Kwan <dougkwan@google.com>
188
189 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
190 due to -Wshadow.
191 * attributes.cc (Object_attribute::size): Ditto.
192 (Attributes_section_data::size): Ditto.
193 (Attributes_section_data::Attributes_section_data): Ditto.
194 (Output_attributes_section_data::do_write): Ditto.
195 * attributes.h (Object_attribute::set_type): Ditto.
196 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
197
91d6fa6a
NC		 1982009-12-11 Nick Clifton <nickc@redhat.com>
199
200 * archive.cc: Fix shadowed variable warnings.
201 * arm.cc: Likewise.
202 * compressed_output.cc: Likewise.
203 * compressed_output.h: Likewise.
204 * configure: Likewise.
205 * dwarf_reader.cc: Likewise.
206 * dynobj.cc: Likewise.
207 * dynobj.h: Likewise.
208 * ehframe.cc: Likewise.
209 * ehframe.h: Likewise.
210 * errors.cc: Likewise.
211 * expression.cc: Likewise.
212 * fileread.cc: Likewise.
213 * fileread.h: Likewise.
214 * freebsd.h: Likewise.
215 * i386.cc: Likewise.
216 * icf.cc: Likewise.
217 * incremental.h: Likewise.
218 * layout.cc: Likewise.
219 * layout.h: Likewise.
220 * mapfile.cc: Likewise.
221 * merge.cc: Likewise.
222 * merge.h: Likewise.
223 * object.cc: Likewise.
224 * object.h: Likewise.
225 * options.h: Likewise.
226 * output.cc: Likewise.
227 * output.h: Likewise.
228 * parameters.cc: Likewise.
229 * plugin.cc: Likewise.
230 * powerpc.cc: Likewise.
231 * reduced_debug_output.cc: Likewise.
232 * reduced_debug_output.h: Likewise.
233 * reloc.cc: Likewise.
234 * reloc.h: Likewise.
235 * resolve.cc: Likewise.
236 * script-sections.cc: Likewise.
237 * script.cc: Likewise.
238 * script.h: Likewise.
239 * sparc.cc: Likewise.
240 * symtab.cc: Likewise.
241 * symtab.h: Likewise.
242 * target-select.cc: Likewise.
243 * target-select.h: Likewise.
244 * token.h: Likewise.
245 * workqueue.cc: Likewise.
246 * workqueue.h: Likewise.
247 * x86_64.cc: Likewise.
248
a0351a69
DK		 2492009-12-10 Doug Kwan <dougkwan@google.com>
250
251 * arm.cc (attributes.h): New include.
252 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
253 (Arm_relobj::~Arm_relobj): Delete object pointed by
254 attributes_section_data_.
255 (Arm_relobj::attributes_section_data): New method definition.
256 (Arm_relobj::attributes_section_data_): New data member declaration.
257 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
258 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
259 attributes_section_data_.
260 (Arm_dynobj::attributes_section_data): New method definition.
261 (Arm_dynobj::attributes_section_data_): New data member declaration.
262 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
263 initialization value of may_use_blx_ to false.
264 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
265 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
266 object attributes to compute results instead of hard-coding.
267 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
268 Target_arm::get_secondary_compatible_arch,
269 Target_arm::set_secondary_compatible_arch
270 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
271 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
272 New method declarations.
273 (Target_arm::get_aeabi_object_attribute): New method definition.
274 (Target_arm::attributes_section_data_): New data member declaration.
275 (read_arm_attributes_section): New template definition.
276 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
277 (Arm_dynobj::do_read_symbols): Ditto.
278 (Target_arm::do_finalize_sections): Merge attributes sections from
279 input. Check for BLX use after attributes section merging.
280 Fix __exidx_start and __exidx_end visibility. Create an
281 .ARM.attributes section if necessary.
282 (Target_arm::get_secondary_compatible_arch,
283 Target_arm::set_secondary_compatible_arch,
284 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
285 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
286 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
287 New method definitions.
288
b59befec
ILT		 2892009-12-09 Ian Lance Taylor <iant@google.com>
290
291 * plugin.cc (Plugin::load): Don't cast from void* to a function
292 pointer.
293
1276bc89
ILT		 2942009-12-09 Ian Lance Taylor <iant@google.com>
295
296 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
297 information fields.
298
2f2de248
L		 2992009-12-09 H.J. Lu <hongjiu.lu@intel.com>
300
301 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
302 Replace two_file_shared_1.so with two_file_shared_2.so.
303 * testsuite/Makefile.in: Regenerated.
304
4f787271
DK		 3052009-12-08 Doug Kwan <dougkwan@google.com>
306
307 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
308 (HFILES): Add attributes.h and int_encoding.h.
309 * Makefile.in: Regenerate.
310 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
311 function definitions to int_encoding.cc
312 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
313 prototypes to int_encoding.h
314 * reduced_debug_output.cc (int_encoding.h): New include.
315 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
316 function definitions to int_encoding.cc
317 (insert_into_vector, read_from_pointer): Move template definitions to
318 int_encoding.h
319 * attributes.cc: New file.
320 * attributes.h: New file.
321 * int_encoding.cc: New file.
322 * int_encoding.h: New file.
323
20b52f1a
RÁE		 3242009-12-07 Rafael Avila de Espindola <espindola@google.com>
325
326 PR gold/11055
327 * incremental-dump.cc (dump_incremental_inputs): New.
328 (main): Use dump_incremental_inputs.
329
53d7974c
L		 3302009-12-07 H.J. Lu <hongjiu.lu@intel.com>
331
332 PR gold/10893
333 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
334 checking elfcpp::STT_FUNC.
335 (Target_i386::Relocate::relocate): Likewise.
336 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
337
338 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
339 symbols from shared libraries into normal FUNC symbols.
340
341 * symtab.h (Symbol): Add is_func and use it.
342
05a352e6
DK		 3432009-12-05 Doug Kwan <dougkwan@google.com>
344
345 * arm.cc (Target_arm::arm_info): Initialize new fields
346 attributes_section and attributes_vendor.
347 * i386.cc (Target_i386::i386_info): Same.
348 * object.cc (Sized_relobj::do_layout): Skip attribute section.
349 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
350 fields attributes_section and attributes_vendor.
53d7974c 351 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 352 * target.h (Target::attributes_section, Target::attributes_vendor,
353 Target::is_attributes_section, Target::attribute_arg_type,
354 Target::attributes_order): New method definitions.
355 (Target::Target_info::attributes_section,
356 Target::Target_info::attributes_vendor): New fields.
357 (Target::do_attribute_arg_type, Target::do_attributes_order): New
358 virtual method definitions.
359 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
360 attributes_section and attributes_vendor.
361 * testsuite/testfile.cc (Target_test::test_target_info): Same.
362
f4e5969c
DK		 3632009-12-05 Doug Kwan <dougkwan@google.com>
364
365 * arm.cc: Update comments about interworking and stub generation.
366 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
367 considered as non-PIC.
368 (Arm_relocate_functions::base_abs): Fix formatting.
369 (Arm_relocate_functions::got_prel): Fix comment. Change interface
370 of function to use GOT entry address instead of offset.
371 (Target_arm::Scan::global): Issue an error if a symbol would need a
372 PLT does not get one because it is untyped. Remove code to create
373 dynamic symbols for relative branches.
374 (Target_arm::Relocate::relocate: Use 0 instead of false since function
375 takes unsigned integer instead of boolean.
376
1abce4a6
L		 3772009-12-05 H.J. Lu <hongjiu.lu@intel.com>
378
379 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
380 (two_file_test_LDADD): Likewise.
381 (common_test_1_LDADD): Likewise.
382 (exception_test_LDADD) Likewise.
383 (weak_test_LDADD): Likewise.
384 (many_sections_test_LDADD): Likewise.
385 (initpri1_LDADD): Likewise.
386 (script_test_1_LDADD): Likewise.
387 (script_test_2_LDADD): Likewise.
388 (justsyms_LDADD): Likewise.
389 (binary_test_LDADD): Likewise.
390 (large_LDADD): Likewise.
391 * testsuite/Makefile.in: Regenerated.
392
adcf2816 3932009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 394
adcf2816
L		 395 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
396 (Symbol_table::override_with_special): Likewise.
397 (Symbol_table::add_from_object): Likewise.
398
28e67f5d
RÁE		 3992009-12-04 Rafael Avila de Espindola <espindola@google.com>
400
401 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
402 Don't set the data_offset twice.
403
ae10a101
RÁE		 4042009-12-04 Rafael Avila de Espindola <espindola@google.com>
405
406 * testsuite/Makefile.in: Regenerate.
407
f59f41f3
DK		 4082009-12-03 Doug Kwan <dougkwan@google.com>
409
410 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
411 (Target_arm::do_finalize_sections): Add parameter for symbol table
412 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
413 * i386.cc (Target_i386::do_finalize_sections): Add an additional
414 parameter for symbol table pointer.
415 * layout.cc (Layout::finalize): Call Target::finalize_sections with
416 an additional parameter for a pointer to symbol table.
417 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
418 parameter for a symbol table pointer.
419 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
420 * target.h (Target::finalize_sections, Target::do_finalize_sections):
421 Ditto.
422 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
423 parameter for a symbol table pointer.
424
ca55d848
RÁE		 4252009-12-03 Rafael Avila de Espindola <espindola@google.com>
426
427 * incremental.cc (Incremental_inputs_header)
428 (Incremental_inputs_header_write, Incremental_inputs_entry)
429 (Incremental_inputs_entry_write): Move ...
430 * incremental.h (Incremental_inputs_header)
431 (Incremental_inputs_header_write, Incremental_inputs_entry)
432 (Incremental_inputs_entry_write): here.
433
3aec4f9c
RÁE		 4342009-12-02 Rafael Avila de Espindola <espindola@google.com>
435
436 * incremental.cc (make_sized_incremental_binary): Set the target.
437 Error if it is incompatible.
438 * output.h (Output_file): Add filename method.
439
9c0ae74d
RÁE		 4402009-12-02 Rafael Avila de Espindola <espindola@google.com>
441
442 * incremental.cc (Incremental_inputs_entry): Remove unused argument
443 from the get_* methods.
444
a45500ae
RÁE		 4452009-12-02 Rafael Avila de Espindola <espindola@google.com>
446
447 * incremental-dump.cc (main): Check that the offeset of a script is 0.
448 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
449 Write 0 for the data_offset of scripts.
450
325e6408
RÁE		 4512009-12-02 Rafael Avila de Espindola <espindola@google.com>
452
453 * testsuite/Makefile.am: Add the incremental_test.sh test.
454 * testsuite/incremental_test.sh: New.
455 * testsuite/incremental_test_1.c: New.
456 * testsuite/incremental_test_2.c: New.
457
954c3e2e
RÁE		 4582009-12-01 Rafael Avila de Espindola <espindola@google.com>
459
460 * incremental-dump.cc (main): Fix typos.
461
f8086623
RÁE		 4622009-11-27 Rafael Avila de Espindola <espindola@google.com>
463
464 PR gold/11025
465 * incremental-dump.cc (main): Use llu to print 64 bit values.
466
3b0dd6ac
L		 4672009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
468 H.J. Lu <hongjiu.lu@intel.com>
469
470 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
471 $(LIBDL).
472 (incremental_dump_LDADD): Likewise.
473 * Makefile.in: Regenerated.
474
a6d1ef57
DK		 4752009-11-25 Doug Kwan <dougkwan@google.com>
476
477 Revert:
478
479 2009-11-25 Doug Kwan <dougkwan@google.com>
480
481 * arm.cc (Target_arm::Target_arm): Move method definition
482 outside of class definition. Add code to handle
483 --target1-rel, --target1-abs and --target2= options.
484 (Target_arm::get_reloc_reloc_type): Change method to be
485 non-static and const.
486 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
487 New data member declaration.
488 (Target_arm::Scan::local, Target_arm::Scan::global,
489 Target_arm::Relocate::relocate,
490 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
491 Adjust call to Target_arm::get_real_reloc_type.
492 (Target_arm::get_real_reloc_type): Use command line options
493 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
494 * options.h (--target1-rel, --target1-abs, --target2): New
495 ARM-only options.
496
50aeb7d4
DK		 4972009-11-25 Doug Kwan <dougkwan@google.com>
498
499 * arm.cc (Target_arm::Target_arm): Move method definition outside of
500 class definition. Add code to handle --target1-rel, --target1-abs
501 and --target2= options.
502 (Target_arm::get_reloc_reloc_type): Change method to be non-static
503 and const.
504 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
505 member declaration.
506 (Target_arm::Scan::local, Target_arm::Scan::global,
507 Target_arm::Relocate::relocate,
508 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
509 call to Target_arm::get_real_reloc_type.
510 (Target_arm::get_real_reloc_type): Use command line options to
511 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
512 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
513 options.
514
51938283
DK		 5152009-11-25 Doug Kwan <dougkwan@google.com>
516
517 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
518 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
519 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
520 formatting.
521 (Arm_relocate_functions::thm_call): Replace body with a call to
522 Arm_relocate_functions::thumb_branch_common.
523 (Arm_relocate_functions::thm_jump24,
524 Arm_relocate_functions::thm_xpc22): New method definitions.
525 (Arm_relocate_functions::thumb_branch_common): New method definition.
526 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
527 operator.
528 (Target_arm::Relocate::relocate): Adjust call to thm_call.
529 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
530
e2b8f3c4
RÁE		 5312009-11-24 Rafael Avila de Espindola <espindola@google.com>
532
533 * Makefile.am: Build incremental-dump
534 * Makefile.in: Regenerate.
535 * incremental-dump.cc: New.
536 * incremental.cc (Incremental_inputs_header_data,
537 Incremental_inputs_entry_data): Move to incremental.h
538 * incremental.h: (Incremental_inputs_header_data,
539 Incremental_inputs_entry_data): Move from incremental.cc
540
bcba9aec
RÁE		 5412009-11-24 Rafael Avila de Espindola <espindola@google.com>
542
543 * incremental.cc (Incremental_inputs_header,
544 Incremental_inputs_header_write, Incremental_inputs_entry,
545 Incremental_inputs_entry_write): Add a typedef with the data type.
546
7c3afe08
RÁE		 5472009-11-24 Rafael Avila de Espindola <espindola@google.com>
548
549 * incremental.cc (Incremental_inputs_header,
550 Incremental_inputs_header_write, Incremental_inputs_entry,
551 Incremental_inputs_entry_write): Update comment about which
552 type has the filed descriptions.
553
d204b6e9
DK		 5542009-11-15 Doug Kwan <dougkwan@google.com>
555
556 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
557 (Arm_relocate_functions::arm_branch_common): Change method defintion
558 in class definition to a method declaration and update list of formal
559 parameters.
560 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
561 Arm_relocation_functions::jump24): Adjust call to
562 Arm_relocate_functions::arm_branch_common. Update list of formal
563 parameters.
564 (Arm_relocate_functions::xpc25): New method definition.
565 (Arm_relocate_functions::arm_branch_common): Move method defintion
566 out from class definition. Use stubs for mode-switching and extending
567 branch ranges.
568 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
569 specially. Change code to enable use of stubs in ARM branches.
570
43d12afe
DK		 5712009-11-10 Doug Kwan <dougkwan@google.com>
572
573 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
574 in method declaration.
575 (Target_arm::relocate_stub): New method declaration.
576 (Target_arm::default_target): Change to return a pointer instead of
577 a const reference.
578 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
579 Target_arm::default_target.
580 (Arm_Relobj::do_relocate_sections): Remove options paramater in
581 method definition.
582 (Target_arm::relocate_section): Adjust view.
583 (Target_arm::relocate_stub): New method definition.
584
ac33a407
DK		 5852009-11-10 Doug Kwan <dougkwan@google.com>
586
587 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
588 a format warning.
589 * incremental.cc (open_incremental_binary): Initialized local
590 variables to avoid warnings.
591 * object.cc (make_elf_object): Ditto.
592 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
593 a format warning.
594
88ee28e9
L		 595009-11-09 H.J. Lu <hongjiu.lu@intel.com>
596
597 PR gold/10930
598 * testsuite/plugin_test.c: Include "config.h".
599
2daedcd6
DK		 6002009-11-09 Doug Kwan <dougkwan@google.com>
601
602 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
603 (arm_symbol_value): Remove.
604 (Arm_relocate_functions::arm_branch_common,
605 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
606 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
607 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
608 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
609 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
610 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
611 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
612 Arm_relocate_functions::thm_mobw_abs_nc,
613 Arm_relocate_functions::thm_mov_abs,
614 Arm_relocate_functions::movw_prel_nc,
615 Arm_relocate_functions::thm_movt_abs,
616 Arm_relocate_functions::movt_prel,
617 Arm_relocate_functions::thm_movw_prel_nc,
618 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
619 (Target_arm::Relocate::relocate): Only decompose address into two
620 parts if relocation type uses the thumb-bit and pass the actual
621 bit instead of a flag indicating that the thumb-bit is used. Adjust
622 calls to methods in Arm_relocate_functions for this change.
623
1276bc89 6242009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 625
626 PR 10925
627 * reloc.cc: Instantiate
628 Sized_relobj::initialize_input_to_output_maps and
629 Sized_relobj:free_input_to_output_maps.
630
e53ad1b5
ILT		 6312009-11-06 Ian Lance Taylor <iant@google.com>
632
633 PR 10876
634 * defstd.cc (in_segment): Set only_if_ref true for "end".
635
eb44217c
DK		 6362009-11-06 Doug Kwan <dougkwan@google.com>
637
638 * arm.cc (class Reloc_stub): Correct a comment.
639 (Target_arm::Target_arm): Initialize arm_input_section_map_.
640 (Target_arm::scan_section_for_stubs): New method declaration.
641 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
642 Change methods from private to protected.
643 (Target_arm::do_may_relax): New method definition.
644 (Target_arm::do_relax, Target_arm::group_sections,
645 Target_arm::scan_reloc_for_stub,
646 Target_arm::scan_reloc_section_for_stubs): New method declarations.
647 (Target_arm::arm_input_section_map_): New data member declaration.
648 (Target_arm::scan_reloc_for_stub,
649 Target_arm::scan_reloc_section_for_stubs,
650 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
651 Target_arm::do_relax): New method definitions.
652
5d329b7d
ILT		 6532009-11-06 Mikolaj Zalewski <mikolaj@google.com>
654
655 * configure.ac: Check for (struct stat)::st_mtim
656 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
657 * config.in: Regenerate.
658 * configure: Regenerate.
659
96a0d71b
ILT		 6602009-11-05 Ian Lance Taylor <iant@google.com>
661
662 PR 10910
663 * output.cc (Output_segment::add_output_section): Add missing
664 return statement.
665
594c8e5e
ILT		 6662009-11-04 Ian Lance Taylor <iant@google.com>
667
668 PR 10880
669 * object.h (class Object): Add is_needed and set_is_needed
670 methods. Add is_needed_ field. Make bool fields into bitfields.
671 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
672 defined in a dynamic object and referenced by a regular object,
673 set is_needed for the dynamic object.
674 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
675 if the file is marked with as_needed and it is not needed.
676
22b127cc
ILT		 6772009-11-04 Ian Lance Taylor <iant@google.com>
678
679 PR 10887
680 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
681 tags if data is discarded by linker script.
682 * i386.cc (Target_i386::do_finalize_sections): Likewise.
683 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
684 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
685 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
686
f5c870d2
ILT		 6872009-11-04 Ian Lance Taylor <iant@google.com>
688
689 * layout.cc (Layout::get_output_section): Add is_interp and
690 is_dynamic_linker_section parameters. Change all callers.
691 (Layout::choose_output_section): Likewise.
692 (Layout::make_output_section): Likewise.
693 (Layout::add_output_section_data): Add is_dynamic_linker_section
694 parameter. Change all callers.
695 * layout.h (class Layout): Update declarations.
696 * output.h (class Output_section): Add is_interp, set_is_interp,
697 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
698 Add is_interp_, is_dynamic_linker_section_ fields. Change
699 generate_code_fills_at_write_ to a bitfield.
700 * output.cc (Output_section::Output_sections): Initialize new
701 fields.
702 (Output_segment::add_output_section): Add do_sort parameter.
703 Change all callers.
704
1ae4d23b
ILT		 7052009-11-03 Ian Lance Taylor <iant@google.com>
706
707 PR 10860
708 * options.h (class General_options): Add --warn-common.
709 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
710 merging two common symbols.
711 (Symbol_table::should_override): Handle --warn-common when merging
712 a common symbol with a defined symbol. Use report_resolve_problem
713 for multiple definitions.
714 (Symbol_table::report_resolve_problem): New function.
715 * symtab.h (class Symbol_table): Declare report_resolve_problem.
716
55da9579
DK		 7172009-11-03 Doug Kwan <dougkwan@google.com>
718
719 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
720 stub_factory_.
721 (Target_arm::stub_factory): New method definition.
722 (Target_arm::new_arm_input_section,
723 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
724 Target_arm::reloc_uses_thumb_bit): New method declarations.
725 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
726 New type definitions.
727 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
728 member declarations.
729 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
730 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
731 New method definitions.
732
37a9ac43
ILT		 7332009-11-03 Ian Lance Taylor <iant@google.com>
734
735 * options.h (class General_options): Add --warn_constructors.
736
b3d6a3d4
ILT		 7372009-11-03 Ian Lance Taylor <iant@google.com>
738
739 PR 10893
740 * defstd.cc (in_section): Add entries for __rel_iplt_start,
741 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
742
934b01dd
ILT		 7432009-11-03 Ian Lance Taylor <iant@google.com>
744
745 PR 10895
746 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
747 --msgid-bugs-address.
748 (install-pdf): New target.
749 (install-data_yes): Look up one directory to find mkinstalldirs.
750
03c1939b
L		 7512009-11-03 H.J. Lu <hongjiu.lu@intel.com>
752
753 * po/Make-in (.po.gmo): Don't generate .gmo files in source
754 tree.
755
ebd95253
DK		 7562009-10-30 Doug Kwan <dougkwan@google.com>
757
758 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
759
e9bbb538
DK		 7602009-10-30 Doug Kwan <dougkwan@google.com>
761
762 * arm.cc (Stub_addend_reader): New struct template definition
763 and partial specializations.
764 (Stub_addend_reader::operator()): New method definition for a
765 partially specialized template.
766
d5b40221
DK		 7672009-10-30 Doug Kwan <dougkwan@google.com>
768
769 * arm.cc (Arm_relobj::processor_specific_flags): New method
770 definition.
771 (Arm_relobj::do_read_symbols): New method declaration.
772 (Arm_relobj::processor_specific_flags_): New data member declaration.
773 (Arm_dynobj): New class definition.
774 (Target_arm::do_finalize_sections): Add input_objects parameter.
775 (Target_arm::do_adjust_elf_header): New method declaration.
776 (Target_arm::are_eabi_versions_compatible,
777 (Target_arm::merge_processor_specific_flags): New method declaration.
778 (Target_arm::do_make_elf_object): New overloaded method definitions
779 and declaration.
780 (Arm_relobj::do_read_symbols): New method definition.
781 (Arm_dynobj::do_read_symbols): Ditto.
782 (Target_arm::do_finalize_sections): Add input_objects parameters.
783 Merge processor-specific flags from all input objects.
784 (Target_arm::are_eabi_versions_compatible,
785 Target_arm::merge_processor_specific_flags,
786 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
787 New method definitions.
788 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
789 Input_objects pointer type parameter.
790 * layout.cc (Layout::finalize): Pass input objects to target's.
791 finalize_sections function.
792 * output.cc (Output_file_header::do_sized_write): Set ELF file
793 header's processor-specific flags.
794 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
795 Input_objects pointer type parameter.
796 * sparc.cc (Target_sparc::do_finalize_sections): Same.
797 * target.h (Input_objects): New forward class declaration.
798 (Target::processor_specific_flags,
799 Target::are_processor_specific_flags_sect): New method definitions.
800 (Target::finalize_sections): Add input_objects parameter.
801 (Target::Target): Initialize processor_specific_flags_ and
802 are_processor_specific_flags_set_.
803 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
804 parameter.
805 (Target::set_processor_specific_flags): New method definition.
806 (Target::processor_specific_flags_,
807 Target::are_processor_specific_flags_set_): New data member
808 declarations.
809 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
810 Input_objects pointer type parameter.
811
ebabffbd
DK		 8122009-10-30 Doug Kwan <dougkwan@google.com>
813
814 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
815
ad0f2072
ILT		 8162009-10-28 Ian Lance Taylor <iant@google.com>
817
818 * object.h (class Relobj): Drop options parameter from
819 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
820 do_scan_relocs, do_relocate. Change all callers.
821 (class Sized_relobj): Drop options parameters from
822 do_gc_process_relocs, do_scan_relocs, do_relocate,
823 do_relocate_sections, relocate_sections, emit_relocs_scan,
824 emit_relocs_scan_reltype. Change all callers.
825 (struct Relocate_info): Remove options field and all references to
826 it.
827 * reloc.h (class Read_relocs): Remove options constructor
828 parameter and options_ field. Change all callers.
829 (class Gc_process_relocs, class Scan_relocs): Likewise.
830 (class Relocate_task): Likewise.
831 * target-reloc.h (scan_relocs): Remove options parameter. Change
832 all callers.
833 (scan_relocatable_relocs): Likewise.
834 * target.h (class Sized_target): Remove options parameter from
835 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
836 all callers.
837 * gc.h (gc_process_relocs): Remove options parameter. Change all
838 callers.
839 * arm.cc: Update functions to remove options parameters.
840 * i386.cc: Likewise.
841 * powerpc.cc: Likewise.
842 * sparc.cc: Likewise.
843 * x86_64.cc: Likewise.
844 * testsuite/testfile.cc: Likewise.
845
8ffa3667
DK		 8462009-10-28 Doug Kwan <dougkwan@google.com>
847
848 * arm.cc (Arm_relobj): New class definition.
849 (Arm_relobj::scan_sections_for_stubs,
850 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
851 New method definitions.
852
40f36857
CC		 8532009-10-28 Cary Coutant <ccoutant@google.com>
854
855 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
856 (Plugin::cleanup_done_): New member.
857 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
858 (Plugin_manager::cleanup_done_): Remove.
859 (Plugin_manager::add_input_file): Edit error message.
860 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
861 (Plugin_manager::cleanup): Remove use of cleanup_done_.
862
2c849493
ILT		 8632009-10-27 Mikolaj Zalewski <mikolajz@google.com>
864
865 * fileread.cc: (File_read::View::~View): Use the new
866 data_ownership_ filed.
867 (File_read::~File_read): Dispose the new whole_file_view_.
868 (File_read::open): Mmap the whole file if needed.
869 (File_read::open): Use whole_file_view_ instead of contents_.
870 (File_read::find_view): Use whole_file_view_ if applicable.
871 (File_read::do_read): Use whole_file_view_ instead of contents_.
872 (File_read::make_view): Use whole_file_view_ instead of contents_,
873 update File_read::View::View call.
874 (File_read::find_or_make_view): Update File_read::View::View
875 call.
876 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
877 remove contents_
878 (File_read::View::Data_ownership): New enum.
879 (File_read::View::View): Replace bool mapped_ with Data_ownership
880 argument.
881 (File_read::View::mapped_): Remove (replaced by data_ownership_).
882 (File_read::View::data_ownership_): New field.
883 (File_read::contents_): Remove (replaced by whole_file_view_).
884 (File_read::whole_file_view_): New field.
885 * options.h (class General_options): Add --keep-files-mapped.
886
24998053
CC		 8872009-10-27 Cary Coutant <ccoutant@google.com>
888
889 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
890 * testsuite/Makefile.am (plugin_test_5): New test case.
891 * testsuite/Makefile.in: Regenerate.
892
72adc4fa
DK		 8932009-10-25 Doug Kwan <dougkwan@google.com>
894
895 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
896 from private to protected to allow access by child class.
897 (Sized_relobj::do_relocate_sections): New method declaration.
898 (Sized_relobj::relocate_sections): Virtualize.
899 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
900 Sized_relobj::relocate_sections. Instantiate template explicitly
901 for different target sizes and endianity.
902
07f508a2
DK		 9032009-10-24 Doug Kwan <dougkwan@google.com>
904
905 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
906 (Arm_input_section::as_arm_input_section): New method.
907 (Arm_output_section): New class definition.
908 (Arm_output_section::create_stub_group,
909 Arm_output_section::group_sections): New method definitions.
910
10ad9fe5
DK		 9112009-10-22 Doug Kwan <dougkwan@google.com>
912
913 * arm.cc (Arm_input_section): New class definition.
914 (Arm_input_section::init, Arm_input_section:do_write,
915 Arm_input_section::set_final_data_size,
916 Arm_input_section::do_reset_address_and_file_offset): New method
917 definitions.
918
56ee5e00
DK		 9192009-10-21 Doug Kwan <dougkwan@google.com>
920
921 * arm.cc (Stub_table, Arm_input_section): New forward class
922 declarations.
923 (Stub_table): New class defintion.
924 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
925 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
926 New method definition.
927
b569affa
DK		 9282009-10-21 Doug Kwan <dougkwan@google.com>
929
930 * arm.cc: Update copyright comments.
931 (Target_arm): New forward class template declaration.
932 (Arm_address): New type.
933 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
934 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
935 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
936 constants.
937 (Insn_template): Same.
938 (DEF_STUBS): New macro.
939 (Stub_type): New enum type.
940 (Stub_template): New class definition.
941 (Stub): Same.
942 (Reloc_stub): Same.
943 (Stub_factory): Same.
944 (Target_arm::Target_arm): Initialize may_use_blx_ and
945 should_force_pic_veneer_.
946 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
947 Target_arm::should_force_pic_veneer,
948 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
949 Target_arm::using_thumb_only, Target_arm:;default_target): New
950 method defintions.
951 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
952 New data member declarations.
953 (Insn_template::size, Insn_template::alignment): New method defintions.
954 (Stub_template::Stub_template): New method definition.
955 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
956 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
957 (Stub_factory::Stub_factory): New method definition.
958 * gold.h (string_hash): New template.
959 * output.h (Input_section_specifier::hash_value): Use
960 gold::string_hash.
961 (Input_section_specifier::string_hash): Remove.
962 * stringpool.cc (Stringpool_template::string_hash): Use
963 gold::string_hash.
964
6c172549
DK		 9652009-10-20 Doug Kwan <dougkwan@google.com>
966
967 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
968 symbols of relaxed input sections.
969 * output.h (Output_section::find_relaxed_input_section): Make
970 method public.
971
c5617f2f
DK		 9722009-10-16 Doug Kwan <dougkwan@google.com>
973
974 * dynobj.cc (Versions::Versions): Initialize version_script_.
975 Only insert base version symbol definition for a shared object
976 if version script defines any version versions.
977 (Versions::define_base_version): New method definition.
978 (Versions::add_def): Check that base version is not needed.
979 (Versions::add_need): Define base version lazily.
980 * dynobj.h (Versions::define_base_version): New method declaration.
981 (Versions::needs_base_version_): New data member declaration.
982 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
983 (check_DATA): Add no_version_test.stdout.
984 (libno_version_test.so, no_version_test.o no_version_test.stdout):
985 New make rules.
986 * testsuite/Makefile.in: Regenerate.
987 * testsuite/no_version_test.c: New file.
988 * testsuite/no_version_test.sh: Ditto.
989
3c12dcdb
DK		 9902009-10-16 Doug Kwan <dougkwan@google.com>
991
992 * expression.cc (class Segment_start_expression): New class definition.
993 (Segment_start_expression::value): New method definition.
994 (script_exp_function_segment_start): Return a new
995 Segment_start_expression.
996 * gold/script-c.h (script_saw_segment_start_expression): New function
997 prototype.
998 * script-sections.cc (Script_sections::Script_sections): Initialize
999 SAW_SEGMENT_START_EXPRESSION_ to false.
1000 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1001 and -Tbbs options to specify section addresses if given in
1002 command line and no SEGMENT_START expression is seen in a script.
1003 * script-sections.h (Script_sections::saw_segment_start_expression,
1004 Script_sections::set_saw_segment_start_expression): New method
1005 definition.
1006 (Script_sections::saw_segment_start_expression_): New data member
1007 declaration.
1008 * script.cc (script_saw_segment_start_expression): New function.
1009 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1010 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1011 script_test_7.sh and script_test_8.sh.
1012 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1013 script_test_8.stdout.
1014 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1015 (script_test_6, script_test_6.stdout, script_test_7,
1016 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1017 * Makefile.in: Regenerate.
1018 * testsuite/script_test_6.sh: New file.
1019 * testsuite/script_test_6.t: Same.
1020 * testsuite/script_test_7.sh: Same.
1021 * testsuite/script_test_7.t: Same.
1022 * testsuite/script_test_8.sh: Same.
1023
64b1ae37
DK		 10242009-10-16 Doug Kwan <dougkwan@google.com>
1025
1026 * output.cc (Output_segment::set_section_list_address): Cast
1027 expressions to unsigned long long type to avoid format warnings.
1028
661be1e2
ILT		 10292009-10-15 Ian Lance Taylor <iant@google.com>
1030
12edd763 1031 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1032 dot assignment to script_sections_.
12edd763
ILT		 1033 * script-sections.cc (Script_sections::add_dot_assignment):
1034 Initialize if necessary.
1035
68b6574b
ILT		 1036 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1037 program headers with no load segment if there is a linker script.
1038
661be1e2
ILT		 1039 * layout.cc (Layout::set_segment_offsets): Align the file offset
1040 to the segment aligment for -N or -n with no load segment.
1041 * output.cc (Output_segment::add_output_section): Don't crash if
1042 the first section is a TLS section.
1043 (Output_segment::set_section_list_addresses): Print an error
1044 message if the address moves backward in a linker script.
1045 * script-sections.cc
1046 (Output_section_element_input::set_section_addresses): Don't
1047 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1048 (Orphan_output_section::set_section_addresses): Likewise.
1049
f15f61a7
DK		 10502009-10-15 Doug Kwan <dougkwan@google.com>
1051
1052 * layout.cc (Layout::finish_dynamic_section): Generate tags
1053 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1054 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1055 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1056
82bb573a
ILT		 10572009-10-14 Ian Lance Taylor <iant@google.com>
1058
1059 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1060 fields.
1061 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1062 data_shdr fields of relinfo.
1063 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1064 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1065 R_386_TLS_LDO_32, adjust based on section flags.
1066 (Target_i386::Relocate::fix_up_ldo): Remove.
1067
374ad285
ILT		 10682009-10-13 Ian Lance Taylor <iant@google.com>
1069
1070 Add support for -pie.
1071 * options.h (class General_options): Add -pie and
1072 --pic-executable.
1073 (General_options::output_is_position_independent): Test -pie.
1074 (General_options::output_is_executable): Return true if not shared
1075 and not relocatable.
1076 (General_options::output_is_pie): Remove.
1077 * options.cc (General_options::finalize): Reject incompatible uses
1078 of -pie.
1079 * gold.cc (queue_middle_tasks): A -pie link is not static.
1080 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1081 * symtab.cc (Symbol::final_value_is_known): Return false if
1082 output_is_position_independent.
1083 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1084 output_is_position_independent.
1085 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1086 output_is_position_independent.
1087 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1088 output_is_position_independent.
1089 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1090 two_file_pie_test.
1091 (basic_pie_test.o, basic_pie_test): New targets.
1092 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1093 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1094 (two_file_pie_test): New target.
1095 * testsuite/Makefile.in: Rebuild.
1096 * README: Remove note saying that -pie is not supported.
1097
c6585162
ILT		 10982009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1099
1100 * options.h (class General_options): Add -init and -fini.
1101 * layout.cc (Layout::finish_dynamic_section): Emit
1102 given init and fini functions.
1103
032ce4e9
ST		 11042009-10-13 Sriraman Tallam <tmsriram@google.com>
1105
1106 * gc.h (gc_process_relocs): Check if icf is enabled using new
1107 function.
1108 * gold.cc (queue_initial_tasks): Likewise.
1109 (queue_middle_tasks): Likewise.
1110 * object.cc (do_layout): Likewise.
1111 * symtab.cc (is_section_folded): Likewise.
1112 * main.cc (main): Likewise.
1113 * reloc.cc (Read_relocs::run): Likewise.
1114 (Sized_relobj::do_scan_relocs): Likewise.
1115 * icf.cc (is_function_ctor_or_dtor): New function.
1116 (Icf::find_identical_sections): Check if function is ctor or dtor when
1117 safe icf is chosen.
1118 * options.h (General_options::icf): Change option to be an enum.
1119 (Icf_status): New enum.
1120 (icf_enabled): New method.
1121 (icf_safe_folding): New method.
1122 (set_icf_status): New method.
1123 (icf_status_): New variable.
1124 * (options.cc) (General_options::finalize): Set icf_status_.
1125 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1126 icf_test and icf_keep_unique_test to use the --icf enum flag.
1127 * testsuite/icf_safe_test.sh: New file.
1128 * testsuite/icf_safe_test.cc: New file.
1129
f345227a
ST		 11302009-10-12 Sriraman Tallam <tmsriram@google.com>
1131
1132 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1133 includes to gc.h and icf.h.
1134 * arm.cc: Include gc.h.
1135 * gold.cc: Likewise.
1136 * i386.cc: Likewise.
1137 * powerpc.cc: Likewise.
1138 * sparc.cc: Likewise.
1139 * x86_64.cc: Likewise.
1140 * gc.h: Include icf.h.
1141
1c7814ed
ILT		 11422009-10-11 Ian Lance Taylor <iant@google.com>
1143
1144 * plugin.cc: Include "gold.h" before other header files.
1145
ae3b5189
CD		 11462009-10-10 Chris Demetriou <cgd@google.com>
1147
1148 * options.h (Input_file_argument::Input_file_type): New enum.
1149 (Input_file_argument::is_lib_): Replace with...
1150 (Input_file_argument::type_): New member.
1151 (Input_file_argument::Input_file_argument): Take Input_file_type
1152 'type' rather than boolean 'is_lib' as second argument.
1153 (Input_file_argument::is_lib): Use type_.
1154 (Input_file_argument::is_searched_file): New function.
1155 (Input_file_argument::may_need_search): Handle is_searched_file.
1156 * options.cc (General_options::parse_library): Support -l:filename.
1157 (General_options::parse_just_symbols): Update for Input_file_argument
1158 changes.
1159 (Command_line::process): Likewise.
1160 * archive.cc (Archive::get_file_and_offset): Likewise.
1161 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1162 * script.cc (read_script_file, script_add_file): Likewise.
1163 * fileread.cc (Input_file::Input_file): Likewise.
1164 (Input_file::will_search_for): Handle is_searched_file.
1165 (Input_file::open): Likewise.
1166 * readsyms.cc (Read_symbols::get_name): Likewise.
1167 * testsuite/Makefile.am (searched_file_test): New test.
1168 * testsuite/Makefile.in: Regenerate.
1169 * testsuite/searched_file_test.cc: New file.
1170 * testsuite/searched_file_test_lib.cc: New file.
1171
f3048a1d
ILT		 11722009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1173 Ian Lance Taylor <iant@google.com>
1174
1175 * descriptor.cc: Include <cstdio> and "binary-io.h".
1176 (Descriptors::open): Open the files in binary mode always.
1177 * script.cc (Lex::get_token): Treat \r as whitespace.
1178
d4780e57
ILT		 11792009-10-09 Ian Lance Taylor <iant@google.com>
1180
1181 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1182
d9a893b8
ILT		 11832009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1184 Ian Lance Taylor <iant@google.com>
1185
1186 * configure.ac: Check for readv function also.
1187 * fileread.cc (readv): Define if not HAVE_READV.
1188 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1189 does not exist.
1190 * config.in: Regenerate.
1191 * configure: Regenerate.
1192
c0a62865
DK		 11932009-10-09 Doug Kwan <dougkwan@google.com>
1194
1195 * layout.cc (Layout::make_output_section): Call target hook to make
1196 ordinary output section.
1197 (Layout::finalize): Adjust parameter list of call the
1198 Target::may_relax().
1199 * layout.h (class Layout::section_list): New method.
1200 * merge.h (Output_merge_base::entsize): Change visibility to public.
1201 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1202 New methods.
1203 (Output_merge_string::do_is_string): New method.
1204 * object.cc (Sized_relobj::do_setup): renamed from
1205 Sized_relobj::set_up.
1206 * object.h (Sized_relobj::adjust_shndx,
1207 Sized_relobj::initializ_input_to_output_maps,
1208 Sized_relobj::free_input_to_output_maps): Change visibilities to
1209 protected.
1210 (Sized_relobj::setup): Virtualize.
1211 (Sized_relobj::do_setup): New method declaration.
1212 (Sized_relobj::invalidate_section_offset,
1213 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1214 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1215 * options.cc (parse_int): New function.
1216 * options.h (parse_int): New declaration.
1217 (DEFINE_int): New macro.
1218 (stub_group_size): New option.
1219 * output.cc (Output_section::Output_section): Initialize memebers
1220 merge_section_map_, merge_section_by_properties_map_,
1221 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1222 (Output_section::add_input_section): Handled deferred code-fill
1223 generation and remove an old comment.
1224 (Output_section::add_relaxed_input_section): New method definition.
1225 (Output_section::add_merge_input_section): Use merge section by
1226 properties map to speed to search. Update merge section maps
1227 as appropriate.
1228 (Output_section::build_relaxation_map): New method definition.
1229 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1230 Same.
1231 (Output_section::relax_input_section): Renamed to
1232 Output_section::convert_input_sections_to_relaxed_sections and change
1233 interface to take a vector of pointers to relaxed sections.
1234 (Output_section::find_merge_section,
1235 Output_section::find_relaxed_input_section): New method definitions.
1236 (Output_section::is_input_address_mapped,
1237 Output_section::output_offset, Output_section::output_address):
1238 Use output section data maps to speed up searching.
1239 (Output_section::find_starting_output_address): Add comments.
1240 (Output_section::do_write,
1241 Output_section::write_to_postprocessing_buffer): Do code-fill
1242 generation as appropriate.
1243 (Output_section::get_input_sections): Invalidate relaxed input section
1244 map.
1245 (Output_section::restore_states): Adjust type of checkpoint .
1246 Invalidate relaxed input section map.
1247 * output.h (Output_merge_base): New class declaration.
1248 (Input_section_specifier): New class defintion.
1249 (class Output_relaxed_input_section) Change base class to
1250 Output_section_data_build.
1251 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1252 base class initializer.
1253 (Output_section::add_relaxed_input_section): New method declaration.
1254 (Output_section::Input_section): Change visibility to protected.
1255 (Output_section::Input_section::relobj,
1256 Output_section::Input_section::shndx): Handle relaxed input sections.
1257 Output_section::input_sections) Change visibility to protected. Also
1258 define overload to return a non-const pointer.
1259 (Output_section::Merge_section_properties): New class defintion.
1260 (Output_section::Merge_section_by_properties_map,
1261 Output_section::Output_section_data_by_input_section_map,
1262 Output_section::Relaxation_map): New types.
1263 (Output_section::relax_input_section): Rename method to
1264 Output_section::convert_input_sections_to_relaxed_sections and change
1265 interface to take a vector of relaxed section pointers.
1266 (Output_section::find_merge_section,
1267 Output_section::find_relaxed_input_section,
1268 Output_section::build_relaxation_map,
1269 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1270 New method declarations.
1271 (Output_section::merge_section_map_
1272 Output_section::merge_section_by_properties_map_,
1273 Output_section::relaxed_input_section_map_,
1274 Output_section::is_relaxed_input_section_map_valid_,
1275 Output_section::generate_code_fills_at_write_): New data members.
1276 * script-sections.cc
1277 (Output_section_element_input::set_section_addresses): Call
1278 current_data_size and addralign methods of relaxed input sections.
1279 (Orphan_output_section::set_section_addresses): Call current_data_size
1280 and addralign methods of relaxed input sections.
1281 * symtab.cc (Symbol_table::compute_final_value): Extract template
1282 from the body of Symbol_table::sized_finalize_symbol.
1283 (Symbol_table::sized_finalized_symbol): Call
1284 Symbol_table::compute_final_value.
1285 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1286 (Symbol_table::compute_final_value): New templated method declaration.
1287 * target.cc (Target::do_make_output_section): New method defintion.
1288 * target.h (Target::make_output_section): New method declaration.
1289 (Target::relax): Add more parameters for input objects, symbol table
1290 and layout. Adjust call to do_relax.
1291 (Target::do_make_output_section): New method declaration.
1292 (Target::do_relax): Add parameters for input objects, symbol table
1293 and layout.
1294
d446d6c4
ILT		 12952009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1296
1297 * pread.c: Include stdio.h.
1298
bc06c745
ILT		 12992009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1300
1301 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1302 defined.
1303
75aea3d0
ILT		 13042009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1305
1306 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1307 Change read_shndx type to unsigned int.
1308 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1309 int.
1310 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1311 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1312 Change read_shndx type to unsigned int.
1313 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1314 int.
1315 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1316 * layout.cc (Layout::create_symtab_sections): Cast the result of
1317 local_symcount * symsize to off_t in the gold_assert.
1318
be8fcb75
ILT		 13192009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1320
1321 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1322 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1323 R_ARM_BASE_ABS.
1324 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1325 (Arm_relocate_functions::thm_abs5): New function.
1326 (Arm_relocate_functions::abs12): New function.
1327 (Arm_relocate_functions::abs16): New function.
1328 (Arm_relocate_functions::base_abs): New function.
1329 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1330 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1331 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1332 R_ARM_BASE_ABS.
1333 (Scan::global): Likewise.
1334 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1335 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1336 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1337 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1338 R_ARM_BASE_ABS.
1339
c2a122b6
ILT		 13402009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1341
1342 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1343 (Arm_relocate_functions::movt_prel): New function.
1344 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1345 (Arm_relocate_functions::thm_movt_prel): New function.
1346 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1347 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1348 (Scan::global, Relocate::relocate): Likewise.
1349 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1350
c4aa1e2d
ILT		 13512009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1352
1353 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1354 Incremental_checker.
1355 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1356 unsigned int.
1357 (class Incremental_inputs_header): New class.
1358 (Incremental_inputs_header_writer): Edit comment.
1359 (Incremental_inputs_entry): New class.
1360 (Incremental_inputs_entry_writer): Edit comment.
1361 (Sized_incremental_binary::do_find_incremental_inputs_section):
1362 Add *strtab_shndx parameter, fill it.
1363 (Sized_incremental_binary::do_check_inputs): New method.
1364 (Incremental_checker::can_incrementally_link_output_file): Use
1365 Sized_incremental_binary::check_inputs.
1366 (Incremental_inputs::report_command_line): Save command line in
1367 command_line_.
1368 * incremental.h:
1369 (Incremental_binary::find_incremental_inputs_section): New
1370 method.
1371 (Incremental_binary::do_find_incremental_inputs_section): Add
1372 strtab_shndx parameter.
1373 (Incremental_binary::do_check_inputs): New pure virtual method.
1374 (Sized_incremental_binary::do_check_inputs): Declare.
1375 (Incremental_checker::Incremental_checker): Add incremental_inputs
1376 parameter, use it to initialize incremental_inputs_.
1377 (Incremental_checker::incremental_inputs_): New field.
1378 (Incremental_checker::command_line): New method.
1379 (Incremental_checker::inputs): New method.
1380 (Incremental_checker::command_line_): New field.
1381
c549a694
ILT		 13822009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1383
1384 * incremental.cc: Include <cstdarg> and "target-select.h".
1385 (vexplain_no_incremental): New function.
1386 (explain_no_incremental): New function.
1387 (Incremental_binary::error): New method.
1388 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1389 method.
1390 (make_sized_incremental_binary): New function.
1391 (open_incremental_binary): New function.
1392 (can_incrementally_link_file): Add checks if output is ELF and has
1393 inputs section.
1394 * incremental.h: Include "elfcpp_file.h" and "output.h".
1395 (Incremental_binary): New class.
1396 (Sized_incremental_binary): New class.
1397 (open_incremental_binary): Declare.
1398 * object.cc (is_elf_object): Use
1399 elfcpp::Elf_recognizer::is_elf_file.
1400 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1401 * output.h (Output_file::filesize): New method.
1402
fd3c5f0b
ILT		 14032009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1404
1405 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1406 New function.
1407 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1408 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1409 function.
1410 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1411 function.
1412 (Arm_relocate_functions::movw_abs_nc): New function.
1413 (Arm_relocate_functions::movt_abs): New function.
1414 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1415 (Arm_relocate_functions::thm_movt_abs): New function.
1416 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1417 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1418 (Scan::global): Likewise.
1419 (Relocate::relocate): Likewise.
1420 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1421
7f5309a5
ILT		 14222009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1423
1424 * arm.cc (Arm_relocate_functions::got_prel) New function.
1425 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1426 (Relocate::relocate): Likewise.
1427 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1428
364c7fa5
ILT		 14292009-10-06 Ian Lance Taylor <iant@google.com>
1430
1431 * options.h (class General_options): Define
1432 split_stack_adjust_size parameter.
1433 * object.h (class Object): Add uses_split_stack_ and
1434 has_no_split_stack_ fields. Add uses_split_stack and
1435 has_no_split_stack accessor functions. Declare
1436 handle_split_stack_section.
1437 (class Reloc_symbol_changes): Define.
1438 (class Sized_relobj): Define Function_offsets. Declare
1439 split_stack_adjust, split_stack_adjust_reltype, and
1440 find_functions.
1441 * object.cc (Object::handle_split_stack_section): New function.
1442 (Sized_relobj::do_layout): Call handle_split_stack_section.
1443 * dynobj.cc (Sized_dynobj::do_layout): Call
1444 handle_split_stack_section.
1445 * reloc.cc (Sized_relobj::relocate_sections): Call
1446 split_stack_adjust for executable sections in split_stack
1447 objects. Pass reloc_map to relocate_section.
1448 (Sized_relobj::split_stack_adjust): New function.
1449 (Sized_relobj::split_stack_adjust_reltype): New function.
1450 (Sized_relobj::find_functions): New function.
1451 * target-reloc.h: Include "object.h".
1452 (relocate_section): Add reloc_symbol_changes parameter. Change
1453 all callers.
1454 * target.h (class Target): Add calls_non_split method. Declare
1455 do_calls_non_split virtual method. Declare match_view and
1456 set_view_to_nop.
1457 * target.cc: Include "elfcpp.h".
1458 (Target::do_calls_non_split): New function.
1459 (Target::match_view): New function.
1460 (Target::set_view_to_nop): New function.
1461 * gold.cc (queue_middle_tasks): Give an error if mixing
1462 split-stack and non-split-stack objects with -r.
1463 * i386.cc (Target_i386::relocate_section): Add
1464 reloc_symbol_changes parameter.
1465 (Target_i386::do_calls_non_split): New function.
1466 * x86_64.cc (Target_x86_64::relocate_section): Add
1467 reloc_symbol_changes parameter.
1468 (Target_x86_64::do_calls_non_split): New function.
1469 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1470 parameter.
1471 * powerpc.cc (Target_powerpc::relocate_section): Add
1472 reloc_symbol_changes parameter.
1473 * sparc.cc (Target_sparc::relocate_section): Add
1474 reloc_symbol_changes parameter.
1475 * configure.ac: Call AM_CONDITIONAL for the default target.
1476 * configure: Rebuild.
1477 * testsuite/Makefile.am (TEST_AS): New variable.
1478 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1479 (check_DATA): Add split_i386 and split_x86_64 files.
1480 (SPLIT_DEFSYMS): Define.
1481 (split_i386_[1234n].o): New targets.
1482 (split_i386_[124]): New targets.
1483 (split_i386_[1234r].stdout): New targets.
1484 (split_x86_64_[1234n].o): New targets.
1485 (split_x86_64_[124]): New targets.
1486 (split_x86_64_[1234r].stdout): New targets.
1487 (MOSTLYCLEANFILES): Add new executables.
1488 * testsuite/split_i386.sh: New file.
1489 * testsuite/split_x86_64.sh: New file.
1490 * testsuite/split_i386_1.s: New file.
1491 * testsuite/split_i386_2.s: New file.
1492 * testsuite/split_i386_3.s: New file.
1493 * testsuite/split_i386_4.s: New file.
1494 * testsuite/split_i386_n.s: New file.
1495 * testsuite/split_x86_64_1.s: New file.
1496 * testsuite/split_x86_64_2.s: New file.
1497 * testsuite/split_x86_64_3.s: New file.
1498 * testsuite/split_x86_64_4.s: New file.
1499 * testsuite/split_x86_64_n.s: New file.
1500 * testsuite/testfile.cc (Target_test): Update relocation_section
1501 function.
1502 * testsuite/Makefile.in: Rebuild.
1503
e8a9fcda
ILT		 15042009-10-06 Ian Lance Taylor <iant@google.com>
1505
1506 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1507 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1508 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1509 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1510 the address on ldo_addrs_.
1511 (Target_i386::Relocate::fix_up_ldo): New function.
1512
e99daf92
ILT		 15132009-10-06 Rafael Espindola <espindola@google.com>
1514
1515 * plugin.cc (add_input_library): New.
1516 (Plugin::load): Add add_input_library to tv.
1517 (Plugin_manager::add_input_file): Add the is_lib argument.
1518 (add_input_file): Update call to Plugin_manager::add_input_file.
1519 (add_input_library): New.
1520 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1521
966d4097
DK		 15222009-09-30 Doug Kwan <dougkwan@google.com>
1523
1524 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1525 symbol and call Symbol::may_need_copy_reloc to determine if
1526 a copy reloc is needed.
1527 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1528 nocopyreloc is given in command line.
1529 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1530 given in command line.
1531 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1532 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1533 of the removed Target_i386::may_need_copy_reloc.
1534 * options.h (copyreloc): New option with default value false.
1535 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1536 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1537 instead of the removed Target_powerpc::may_need_copy_reloc.
1538 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1539 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1540 instead of the removed Target_sparc::may_need_copy_reloc.
1541 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1542 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1543 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1544 instead of the removed Target_x86_64::may_need_copy_reloc.
1545
029ba973
ILT		 15462009-09-30 Ian Lance Taylor <iant@google.com>
1547
1548 * object.h (class Object): Remove target_ field, and target,
1549 sized_target, and set_target methods.
1550 (Object::sized_target): Remove.
1551 (class Sized_relobj): Update declarations. Remove sized_target.
1552 * object.cc (Sized_relobj::setup): Remove target parameter.
1553 Change all callers.
1554 (Input_objects::add_object): Don't do anything with the target.
1555 (make_elf_sized_object): Add punconfigured parameter. Change all
1556 callers. Set or test parameter target.
1557 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1558 Change all callers.
1559 * parameters.cc (Parameters::set_target): Change parameter type to
1560 be non-const.
1561 (Parameters::default_target): Remove.
1562 (set_parameters_target): Change parameter type to be non-const.
1563 (parameters_force_valid_target): New function.
1564 (parameters_clear_target): New function.
1565 * parameters.h (class Parameters): Update declarations. Remove
1566 default_target method. Add sized_target and clear_target
1567 methods. Change target_ to be non-const.
1568 (set_parameters_target): Update declaration.
1569 (parameters_force_valid_target): Declare.
1570 (parameters_clear_target): Declare.
1571 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1572 as NULL if we aren't searching.
1573 (Add_symbols::run): Don't check for compatible target.
1574 * fileread.cc (Input_file::open_binary): Call
1575 parameters_force_valid_target.
1576 * gold.cc (queue_middle_tasks): Likewise.
1577 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1578 set_target on object.
1579 * dynobj.h (class Sized_dynobj): Update declarations.
1580 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1581 make_elf_object returns NULL.
1582 (Archive::include_member): Don't check whether object target is
1583 compatible.
1584 * output.cc (Output_section::add_input_section): Get target from
1585 parameters.
1586 (Output_section::relax_input_section): Likewise.
1587 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1588 parameters.
1589 (Sized_relobj::do_scan_relocs): Likewise.
1590 (Sized_relobj::relocate_sections): Likewise.
1591 * resolve.cc (Symbol_table::resolve): Likewise.
1592 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1593 parameter. Change all callers.
1594 (Symbol_table::add_from_object): Get target from parameters.
1595 (Symbol_table::add_from_relobj): Don't check object target.
1596 (Symbol_table::add_from_dynobj): Likewise.
1597 (Symbol_table::define_special_symbol): Get target from
1598 parameters.
1599 * symtab.h (class Symbol_table): Update declaration.
1600 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1601 parameter. Change all callers. Clear parameter target.
1602 (Binary_test): Test target here.
1603 * testsuite/object_unittest.cc (gold_testsuite): Remove
1604 target_test_pointer parameter. Change all callers.
1605 (Object_test): Test target here.
1606
a6a22b83
ILT		 16072009-09-26 Ian Lance Taylor <iant@google.com>
1608
1609 * testsuite/initpri1.c: Don't try to use constructor priorities if
1610 compiling with gcc before 4.3.
1611
6a8f49fe
ILT		 16122009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1613
1614 * testsuite/retain_symbols_file_test.sh (check_present): Change
1615 output file name to retain_symbols_file_test.stdout.
1616 (check_absent): Likewise.
1617
8c604651
CS		 16182009-09-18 Craig Silverstein <csilvers@google.com>
1619
1620 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1621 * options.cc: Include <cerrno> and <fstream>.
1622 (General_options::finalize): Parse -retain-symbols-file tag.
1623 * options.h: New flag.
1624 (General_options): New method should_retain_symbol, new
1625 variable symbols_to_retain.
1626 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1627 should_retain_symbol map.
1628 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1629 * testsuite/Makefile.in: Regenerate.
1630 * testsuite/retain_symbols_file_test.sh: New file.
1631
ca58b19f
NC		 16322009-09-18 Nick Clifton <nickc@redhat.com>
1633
1634 * po/es.po: Updated Spanish translation.
1635
20e6d0d6
DK		 16362009-09-17 Doug Kwan <dougkwan@google.com>
1637
1638 * debug.h (DEBUG_RELAXATION): New constant.
1639 (DEBUG_ALL): Add DEBUG_RELAXATION.
1640 (debug_string_to_enum): Add relaxation debug option.
1641 * layout.cc
1642 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1643 Layout::Relaxation_debug_check::read_sections,
1644 Layout::Relaxation_debug_check::read_sections): New method definitions.
1645 (Layout::Layout): Initialize data members
1646 record_output_section_data_from_scrips_,
1647 script_output_section_data_list_ and relaxation_debug_check_.
1648 (Layout::save_segments, Layout::restore_segments,
1649 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1650 Layout::relaxation_loop_body): New method definitions.
1651 (Layout::finalize): Support relaxation. Move section layout code to
1652 Layout::relaxation_loop_body.
1653 (Layout::set_asection_address_from_script): Move code for orphan
1654 section placement out.
1655 (Layout::place_orphan_sections_in_script): New method definition.
1656 * layout.h (Output_segment_headers, Output_file_header):
1657 New forward class declarations.
1658 (Layout::~Layout): Define.
1659 (Layout::new_output_section_data_from_script): New method definition.
1660 (Layout::place_orphan_sections_in_script): New method declaration.
1661 (Layout::Segment_states): New type declaration.
1662 (Layout::save_segments, Layout::restore_segments,
1663 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1664 Layout::relaxation_loop_body): New method declarations.
1665 (Layout::Output_section_data_list): New type declaration.
1666 (Layout::Relaxation_debug_check): New class definition.
1667 (Layout::record_output_section_data_from_script_,
1668 Layout::script_output_section_data_list_, Layout::segment_states_,
1669 Layout::relaxation_debug_check_): New data members.
1670 * output.cc: (Output_section_headers::do_size): New method definition.
1671 (Output_section_headers::Output_section_headers): Move size
1672 computation to Output_section_headers::do_size.
1673 (Output_segment_headers::do_size): New method definition.
1674 (Output_file_header::Output_file_header): Move size computation to
1675 Output_file_header::do_size and call it.
1676 (Output_file_header::do_size): New method definition.
1677 (Output_data_group::Output_data_group): Adjust call to
1678 Output_section_data.
1679 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1680 (Output_symtab_xindex::do_write): Add array bound check.
1681 (Output_section::Input_section::print_to_mapfile): Handle
1682 RELAXED_INPUT_SECTION_CODE.
1683 (Output_section::Output_section): Initialize data member checkpoint_.
1684 (Output_section::~Output_section): Delete checkpoint object pointed
1685 by checkpoint_.
1686 (Output_section::add_input_section): Always add an Input_section if
1687 relaxing.
1688 (Output_section::add_merge_input_section): Add assert.
1689 (Output_section::relax_input_section): New method definition.
1690 (Output_section::set_final_data_size): Set load address to zero for
1691 an unallocated section.
1692 (Output_section::do_address_and_file_offset_have_reset_values):
1693 New method definition.
1694 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1695 Handle relaxed input section.
1696 (Output_section::sort_attached_input_sections): Checkpoint input
1697 section list lazily.
1698 (Output_section::get_input_sections): Change type of input_sections to
1699 list of Simple_input_section pointers. Checkpoint input section list
1700 lazily. Also handle relaxed input sections.
1701 (Output_section::add_input_section_for_script): Take a reference to
1702 a Simple_input_section object instead of Relobj pointer and section
1703 index as parameter. Handle relaxed input sections.
1704 (Output_section::save_states, Output_section::restore_states): New
1705 method definitions.
1706 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1707 (Output_data::is_data_size_fixed): New method definition.
1708 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1709 if it is fixed.
1710 (Output_data::address_and_file_offset_have_reset_values): New method
1711 definition.
1712 (Output_data::do_address_and_file_offset_have_reset_values): New method
1713 definition.
1714 (Output_data::set_data_size): Check that data size is not fixed.
1715 (Output_data::fix_data_size): New method definition.
1716 (Output_data::is_data_size_fixed_): New data member.
1717 (Output_section_headers::set_final_data_size): New method definition.
1718 (Output_section_headers::do_size): New method declaration.
1719 (Output_segment_headers::set_final_data_size): New method definition.
1720 (Output_segment_headers::do_size): New method declaration.
1721 (Output_file_header::set_final_data_size)::New method definition.
1722 (Output_file_header::do_size)::New method declaration.
1723 (Output_section_data::Output_section_data): Add new parameter
1724 is_data_size_fixed and use it to fix data size.
1725 (Output_data_const::Output_data_const): Adjust call to base class
1726 constructor and fix data size.
1727 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1728 base class constructor and fix data size.
1729 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1730 base class constructor and fix data size.
1731 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1732 class constructor and fix data size.
1733 (Output_data_group::set_final_data_size): New method definition.
1734 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1735 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1736 class constructor and fix data size.
1737 (Output_relaxed_input_section): New class definition.
1738 (Output_section::Simple_input_section): New class definition.
1739 (Output_section::get_input_sections): Adjust parameter list.
1740 (Output_section::add_input_section_for_script): Same.
1741 (Output_section::save_states, Output_section::restore_states,
1742 Output_section::do_address_and_file_offset_have_reset_values,
1743 (Output_section::Input_section::Input_section): Handle
1744 RELAXED_INPUT_SECTION_CODE. Add new overload for
1745 Output_relaxed_input_section.
1746 (Output_section::Input_section::is_input_section,
1747 Output_section::Input_section::set_output_section): Handle relaxed
1748 input section.
1749 (Output_section::Input_section::is_relaxed_input_section,
1750 Output_section::Input_section::output_section_data,
1751 Output_section::Input_section::relaxed_input_section): New method
1752 definitions.
1753 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1754 value.
1755 (Output_section::Input_section::u1_): Update comments.
1756 (Output_section::Input_section::u2_): Add new union member poris.
1757 (Output_section::Checkpoint_output_section): New classs definition.
1758 (Output_section::relax_input_section): New method declaration.
1759 (Output_section::checkpoint_): New data member.
1760 (Output_segment): Update comments.
1761 (Output_segment::Output_segment): Un-privatize copy constructor.
1762 (Output_segment::operator=): Un-privatize.
1763 * script-sections.cc (Output_section_element::Input_section_list):
1764 Change element type to Output_section::Simple_input_section.
1765 (Output_section_element_dot_assignment::set_section_addresses):
1766 Register output section data for relaxation clean up.
1767 (Output_data_exression::Output_data_expression): Adjust call to base
1768 constructor to fix data size.
1769 (Output_section_element_data::set_section_addresses): Register
1770 Output_data_expression object for relaxation clean up.
1771 (struct Input_section_info): Replace Relobj pointer and section index
1772 pair with Output_section::Simple_input_section and Convert struct to a
1773 class.
1774 (Input_section_sorter::operator()): Adjust access to
1775 Input_section_info data member to use accessors.
1776 (Output_section_element_input::set_section_addresses): Use layout
1777 parameter. Adjust code to use Output_section::Simple_input_section
1778 and Input_secction_info classes. Register filler for relaxation
1779 clean up.
1780 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1781 and section index pair with Output_section::Simple_input_section
1782 class. Adjust code accordingly.
1783 (Phdrs_element::release_segment): New method definition.
1784 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1785 segment list.
1786 (Script_sections::release_segments): New method definition.
1787 * gold/script-sections.h (Script_sections::release_segments): New
1788 method declaration.
1789 * gold/target.h (Target::may_relax, Target::relax,
1790 Target::do_may_relax, Target::do_relax): New method definitions.
1791
5e445df6
ILT		 17922009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1793
1794 * arm.cc (has_signed_unsigned_overflow): New function.
1795 (Arm_relocate_functions::abs8): New function.
1796 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1797 (Target_arm::Scan::global): Likewise.
1798 (Target_arm::relocate::relocate): Likewise.
1799 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1800 Likewise.
1801
8c604651 18022009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1803
1804 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1805 * testsuite/Makefile.in: Regenerate.
1806
1e9cc1c2
NC		 18072009-09-11 Nick Clifton <nickc@redhat.com>
1808
1809 * po/gold.pot: Updated by the Translation project.
1810
6a89f575
CC		 18112009-09-08 Cary Coutant <ccoutant@google.com>
1812
1813 * output.cc (Output_file::open): Add execute permission to empty file.
1814 * testsuite/Makefile.am (permission_test): New test.
1815 * testsuite/Makefile.in: Regenerate.
1816
fdcac5af
ILT		 18172009-09-02 Ian Lance Taylor <iant@google.com>
1818
1819 * output.cc (Output_file::resize): Call map_no_anonymous rather
1820 than map.
1821
44453f85
ILT		 18222009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1823
1824 * gold.cc: Include "incremental.h".
1825 (queue_initial_tasks): Call Incremental_checker methods.
1826 * incremental.cc: Include "output.h".
1827 (Incremental_checker::can_incrementally_link_output_file): New
1828 method.
1829 * incremental.h (Incremental_checker): New class.
1830
1831 * output.cc (Output_file::open_for_modification): New method.
1832 (Output_file::map_anonymous): Changed return type to bool. Record
1833 map in base_ field.
1834 (Output_file::map_no_anonymous): New method, broken out of map.
1835 (Output_file::map): Use map_no_anonymous and map_anonymous.
1836 * output.h (class Output_file): Update declarations.
1837
293c1386
CC		 18382009-08-24 Cary Coutant <ccoutant@google.com>
1839
1840 * options.h (Command_line::Pre_options): New class.
1841 (Command_line::pre_options): New member.
1842 * options.cc (gold::options::ready_to_register): New variable.
1843 (One_option::register_option): Do nothing if not registering options.
1844 Assert if same short option registered twice.
1845 (General_options::General_options): Turn off option registration when
1846 done constructing.
1847 (Command_line::Pre_options::Pre_options): New constructor.
1848
f773f3d2
CC		 18492009-08-24 Cary Coutant <ccoutant@google.com>
1850
06a73cfe
CC		 1851 * options.h (General_options::no_keep_memory): Remove incorrect
1852 short option.
f773f3d2 1853
a15af8e2
RW		 18542009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1855
1856 * Makefile.am (am__skiplex, am__skipyacc): New.
1857 * Makefile.in: Regenerate.
1858
c462b41b
RW		 18592009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1860
14ec8efd
RW		 1861 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1862 (INCLUDES): ... this.
1863 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1864 (AM_CPPFLAGS): Renamed from ...
1865 (INCLUDE): ... this.
1866 * Makefile.in, testsuite/Makefile.in: Regenerate.
1867
81ecdfbb
RW		 1868 * Makefile.in: Regenerate.
1869 * aclocal.m4: Likewise.
1870 * config.in: Likewise.
1871 * configure: Likewise.
1872 * testsuite/Makefile.in: Likewise.
1873
c462b41b
RW		 1874 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1875 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1876 * Makefile.in: Regenerate.
1877 * testsuite/Makefile.in: Regenerate.
1878
2da73f13
CC		 18792009-08-19 Cary Coutant <ccoutant@google.com>
1880
1881 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1882 symbols in shared libraries overridden by hidden or internal symbols
1883 in the main program.
1884
2db70501
CD		 18852009-08-19 Chris Demetriou <cgd@google.com>
1886
1887 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1888 checking source file names in error messages.
1889
f733487b
DK		 18902009-08-18 Doug Kwan <dougkwan@google.com>
1891
1892 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1893 an elcpp::Ehdr as parameter. Adjust call to set_target.
1894 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1895 an elfcpp::Ehdr as parameter.
1896 * object.cc (Object::set_target): Remove the version that looks up
1897 a target and sets it.
1898 (Sized_relobj::setup): Take a Target object instead of
1899 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1900 (make_elf_sized_object): Find target and ask target to
1901 make an ELF object.
1902 * object.h: (Object::set_target): Remove the version that looks up
1903 a target and sets it.
1904 (Sized_relobj::setup): Take a Target object instead of
1905 an elfcpp:Ehdr as parameter.
1906 * target.cc: Include dynobj.h.
1907 (Target::do_make_elf_object_implementation): New.
1908 (Target::do_make_elf_object): New.
1909 * target.h (Target::make_elf_object): New template declaration.
1910 (Target::do_make_elf_object): New method declarations.
1911 (Target::do_make_elf_object_implementation): New template declaration.
1912
cc70f101
ILT		 19132009-08-14 Ian Lance Taylor <iant@google.com>
1914
1915 * gold.h (FUNCTION_NAME): Define.
1916 (gold_unreachable): Use FUNCTION_NAME.
1917
ef5e0cb1
ST		 19182009-08-12 Sriraman Tallam <tmsriram@google.com>
1919
1920 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1921 symbol in the --keep-unique list is not found.
1922
48c187ce
ST		 19232009-08-12 Sriraman Tallam <tmsriram@google.com>
1924
1925 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1926 been maked as --keep-unique.
1927 (Icf::unfold_section): New function.
1928 * icf.h (Icf::unfold_section): New function.
1929 * options.h (General_options::keep_unique): New option.
1930 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1931 * testsuite/Makefile.in: Regenerate.
1932 * testsuite/icf_keep_unique_test.sh: New file.
1933 * testsuite/icf_keep_unique_test.cc: New file.
1934
645afe0c
CC		 19352009-08-12 Cary Coutant <ccoutant@google.com>
1936
1937 PR 10471
1938 * resolve.cc (Symbol_table::resolve): Check for references from
1939 dynamic objects to hidden and internal symbols.
1940 * testsuite/Makefile.am (hidden_test.sh): New test.
1941 * testsuite/Makefile.in: Regenerate.
1942 * testsuite/hidden_test.sh: New script.
1943 * testsuite/hidden_test_1.c: New test source.
1944 * testsuite/hidden_test_main.c: New test source.
1945
11af873f
DK		 19462009-08-11 Doug Kwan <dougkwan@google.com>
1947
1948 * arm.cc: Update comments.
1949 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1950 segment to locate the .ARM.exidx section if present.
1951
b9f7d72d
DK		 19522009-08-09 Doug Kwan <dougkwan@google.com>
1953
1954 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1955 patch.
1956
ddd3c53c
ST		 19572009-08-07 Sriraman Tallam <tmsriram@google.com>
1958 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1959 compiler warnings.
1960
27721062
ST		 19612009-08-06 Sriraman Tallam <tmsriram@google.com>
1962
1963 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1964 valid tls_segment only for non-debug-section relocations.
1965 * testsuite/Makefile.am: Add gc_tls_test.
1966 * testsuite/Makefile.in: Regenerate.
1967 * testsuite/gc_tls_test.cc: New file.
1968 * testsuite/gc_tls_test.sh: New file.
1969
ef15dade
ST		 19702009-08-05 Sriraman Tallam <tmsriram@google.com>
1971
1972 * icf.cc: New file.
1973 * icf.h: New file.
1974 * Makefile.am (CCFILES): Add icf.cc.
1975 (HFILES): Add icf.h
1976 * Makefile.in: Regenerate.
1977 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1978 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1979 section, symbol and addend information for the relocs.
1980 * gold.cc (queue_middle_tasks): Call identical code folding.
1981 * gold.h: Add defines for multimap.
1982 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1983 to the call of finalize_local_symbols.
1984 * main.cc (main): Create object of class Icf.
1985 * object.cc (Sized_relobj::do_layout): Allow this function to be
1986 called twice during icf.
1987 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1988 to sections marked as identical by icf.
1989 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1990 when available.
1991 (Sized_relobj::do_section_entsize): New function.
1992 * object.h (Object::section_entsize): New function.
1993 (Object::do_section_entsize): New pure virtual function.
1994 (Relobj::finalize_local_symbols): Add new parameter.
1995 (Relobj::do_section_entsize): New function.
1996 * options.h (General_options::icf): New option.
1997 (General_options::icf_iterations): New option.
1998 (General_options::print_icf_sections): New option.
1999 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2000 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2001 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2002 icf.
2003 * symtab.cc (Symbol_table::is_section_folded): New function.
2004 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2005 to sections marked as identical by icf.
2006 * symtab.h (Symbol_table::set_icf): New function.
2007 (Symbol_table::icf): New function.
2008 (Symbol_table::is_section_folded): New function.
2009 (Symbol_table::icf_): New data member.
2010 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2011 * testsuite/Makefile.am: Add commands to build icf_test.
2012 * testsuite/Makefile.in: Regenerate.
2013 * testsuite/icf_test.sh: New file.
2014 * testsuite/icf_test.cc: New file.
2015
c3b65ac4
CD		 20162009-07-24 Chris Demetriou <cgd@google.com>
2017
2018 * layout.cc (is_compressible_debug_section): Fix incorrect
2019 comment about compressed section names.
2020
1caf2c51
ILT		 20212009-07-20 Ian Lance Taylor <ian@airs.com>
2022
2023 PR 10419
2024 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2025
1ef4d87f
ILT		 20262009-07-16 Ian Lance Taylor <iant@google.com>
2027
2028 PR 10400
2029 * layout.h: #include <map>.
2030 (class Kept_section): Change from struct to class. Add accessors
2031 and setters. Add section size to Comdat_group mapping. Change
2032 Comdat_group to std::map. Add is_comdat_ field. Add
2033 linkonce_size field in union.
2034 (class Layout): Update declaration of find_or_add_kept_section.
2035 Don't declare find_kept_object.
2036 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2037 parameter. Add object, shndx, is_comdat, and is_group_name
2038 parameters. Change all callers. Adjust for new Kept_section.
2039 (Layout::find_kept_object): Remove.
2040 * object.cc (Sized_relobj::include_section_group): Update use of
2041 Kept_section. Rename secnum to shndx. Only record
2042 Kept_comdat_section if sections are the same size.
2043 (Sized_relobj::include_linkonce_section): Update use of
2044 Kept_section. Only record Kept_comdat_section if sections are the
2045 same size. Set size of linkonce section.
2046 (Sized_relobj::map_to_kept_section): Update call to
2047 get_kept_comdat_section.
2048 * object.h (class Sized_relobj): Rename fields in
2049 Kept_comdat_section to drop trailing underscores; change object
2050 field to Relobj*. Change Kept_comdat_section_table to store
2051 struct rather than pointer.
2052 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2053 Add kept_object and kept_shndx parameters. Change all callers.
2054 (Sized_relobj::get_kept_comdat_section): Change return type to
2055 bool. Add kept_object and kept_shndx parameters. Change all
2056 callers.
2057 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2058 Layout::find_or_add_kept_section.
2059
37c3b7b0
ILT		 20602009-07-09 Ian Lance Taylor <iant@google.com>
2061
2062 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2063 Reserve space in the hash table.
2064
98fa85cb
ILT		 20652009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2066
2067 * fileread.cc (File_read::get_mtime): New method.
2068 * fileread.h (Timespec): New structure.
2069 (File_read::get_mtime): New method.
2070 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2071 Renamed from timestamp_nsec.
2072 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2073 Elf_Xword.
2074 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2075 timestamp_nsec.
2076 (Incremental_inputs::report_archive): Save mtime; style fix.
2077 (Incremental_inputs::report_obejct): Save mtime; style fix.
2078 (Incremental_inputs::report_script): Save mtime; style fix.
2079 (Incremental_inputs::finalize_inputs): Style fix.
2080 (Incremental_inputs::finalize): Style fix.
2081 (Incremental_inputs::create_input_section_data): Store inputs
2082 mtime.
2083 * incremental.h (Incremental_inputs::report_script): Add mtime
2084 argument.
2085 (Incremental_inputs::Input_info::Input_info): Intialize only one
2086 union member.
2087 (Incremental_inputs::Input_info::archive): Move to nameless
2088 union.
2089 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2090 (Incremental_inputs::Input_info::script): Move to nameless union.
2091 (Incremental_inputs::mtime): New field.
2092 * script.cc (read_input_script): Pass file mtime to
2093 Incremental_input.
2094 * script.h (Script_info::inputs): Style fix.
2095
c9d70757
ILT		 20962009-07-01 Ian Lance Taylor <ian@airs.com>
2097
2098 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2099 instead of 32.
2100
9c547ec3
ILT		 21012009-06-24 Ian Lance Taylor <iant@google.com>
2102
2103 PR 10156
2104 * layout.cc (Layout::choose_output_section): If we find an
2105 existing section, update the flags.
2106 (Layout::create_notes): New function, broken out of
2107 Layout::finalize.
2108 (Layout::finalize): Don't create note sections.
2109 (Layout::create_note): Don't crash if linker script discards
2110 section.
2111 (Layout::create_gold_note): Likewise.
2112 (Layout::create_build_id): Likewise. Don't set
2113 after_input_sections on the section.
2114 (Layout::create_executable_stack_info): Remove target parameter.
2115 Change caller.
2116 * layout.h (class Layout): Declare create_notes. Update
2117 declaration of create_executable_stack_info.
2118 * gold.cc (queue_middle_tasks): Call create_notes.
2119 * output.cc (Output_section::update_flags_for_input_section): Move
2120 here from output.h. If SHF_ALLOC flag is newly set, mark address
2121 invalid.
2122 * output.h (Output_data::mark_address_invalid): New function.
2123 (class Output_section): Only declare, not define,
2124 update_flags_for_input_section. Remove set_flags.
2125
55458500
ILT		 21262009-06-24 Ian Lance Taylor <iant@google.com>
2127
2128 * script-sections.cc (Output_section_definition::
2129 set_section_addresses): Rename shadowing local load_address to
2130 laddr.
2131
1307d6cd
ILT		 21322009-06-24 Ian Lance Taylor <iant@google.com>
2133
2134 PR 10244
2135 * reloc.cc (relocate_sections): Skip empty relocation sections.
2136
ec3f783e
ILT		 21372009-06-23 Ian Lance Taylor <iant@google.com>
2138
2139 PR 10156
2140 * layout.cc (Layout::create_note): Use choose_output_section
2141 rather than make_output_section.
2142
459c9f1c
ILT		 21432009-06-23 Ian Lance Taylor <iant@google.com>
2144
2145 PR 10237
2146 * options.cc (General_options::parse_V): Set printed_version_.
2147 (General_options::General_options): Initialize printed_version_.
2148 * options.h (class General_options): Add printed_version_ field.
2149 * gold.cc (queue_initial_tasks): If there are no input files,
2150 don't give a fatal error if we printed the version information.
2151 (queue_middle_tasks): If using -r with a shared object, give a
2152 fatal error rather than an ordinary error.
2153
1518dc8f
ILT		 21542009-06-23 Ian Lance Taylor <iant@google.com>
2155
2156 PR 10219
2157 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2158 (Layout::make_output_section): Set have_stabstr_section_ if we see
2159 a .stab*str section.
2160 (Layout::finalize): Call link_stabs_sections.
2161 (Layout::link_stabs_sections): New file.
2162 * layout.h (class Layout): Add have_stabstr_section_ field.
2163 Declare link_stabs_sections.
2164
3d857b98
DK		 21652009-06-23 Doug Kwan <dougkwan@google.com>
2166
2167 * Makefile.am (libgold_a_LIBADD): New.
2168 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2169 * Makefile.in: Regenerate.
2170 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2171 * configure: Regenerate.
2172 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2173 * fileread.cc: Include sys/state.h
2174 * gold.h: Declare memmem and strndup if found missing.
2175 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2176
0639a6f6
ILT		 21772009-06-23 Ian Lance Taylor <iant@google.com>
2178
2179 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2180 * configure: Rebuild.
2181
8d63875c
ILT		 21822009-06-23 Ian Lance Taylor <iant@google.com>
2183
2184 PR 10147
2185 * object.cc (Object::section_contents): Don't try to get a view if
2186 the section has length zero.
2187 (Object::handle_gnu_warning_section): If the section is empty, use
2188 the name of the section as the warning.
2189
f7c8a183
ILT		 21902009-06-23 Ian Lance Taylor <iant@google.com>
2191
2192 PR 10133
2193 * stringpool.h (class Stringpool_template): Add optimize_ field.
2194 (Stringpool_template::set_optimize): New function.
2195 * stringpool.cc (Stringpool_template::Stringpool_template):
2196 Initialize optimize_ field.
2197 (Stringpool_template::set_string_offsets): Test local optimize
2198 fild rather than parameter.
2199 * layout.cc (Layout::Layout): Call set_optimize on the section
2200 name stringpool.
2201
e6a307ba
ILT		 22022009-06-22 Ian Lance Taylor <iant@google.com>
2203
2204 PR 10030
2205 * yyscript.y: Parse TARGET.
2206 * script.cc (script_set_target): New function.
2207 * script-c.h (script_set_target): Declare.
2208 * options.cc (General_options::string_to_object_format): Rename
2209 from string_to_object_format in anonymous namespace. Change
2210 callers.
2211 * options.h (class General_options): Declare
2212 string_to_object_format.
2213
3ee173de
ILT		 22142009-06-22 Ian Lance Taylor <iant@google.com>
2215
2216 * script-sections.cc (Script_sections::create_segments): Don't put
2217 program headers in a PT_LOAD segment if -n or -N.
2218
22192009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2220
2221 PR 10141
2222 * options.h (class General_options): Add -z lazy and -z now. Sort
2223 -z options into alphabetical order.
2224 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2225
cd6739a1 22262009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2227
2228 * layout.cc (Layout::make_output_section): Call
2229 Target::new_output_section.
2230 (Layout::attach_allocated_section_to_segment): Put large section
2231 sections in a separate load segment with the large segment flag
2232 set.
2233 (Layout::segment_precedes): Sort large data segments after other
2234 load segments.
2235 (align_file_offset): New static function.
2236 (Layout::set_segment_offsets): Use align_file_offset.
2237 * output.h (class Output_section): Add is_small_section_ and
2238 is_large_section_ fields.
2239 (Output_section::is_small_section): New function.
2240 (Output_section::set_is_small_section): New function.
2241 (Output_section::is_large_section): New function.
2242 (Output_section::set_is_large_section): New function.
2243 (Output_section::is_large_data_section): New function.
2244 (class Output_segment): Add is_large_data_segment_ field.
2245 (Output_segment::is_large_data_segment): New function.
2246 (Output_segment::set_is_large_data_segment): New function.
2247 * output.cc (Output_section::Output_section): Initialize new
2248 fields.
2249 (Output_segment::Output_segment): Likewise.
2250 (Output_segment::add_output_section): Add assertion that large
2251 data sections always go in large data segments. Force small data
2252 sections to the end of the list of data sections. Force small BSS
2253 sections to the start of the list of BSS sections. For large BSS
2254 sections to the end of the list of BSS sections.
2255 * symtab.h (class Symbol): Declare is_common_shndx.
2256 (Symbol::is_defined): Check Symbol::is_common_shndx.
2257 (Symbol::is_common): Likewise.
2258 (class Symbol_table): Define enum Commons_section_type. Update
2259 declarations. Add small_commons_ and large_commons_ fields.
2260 * symtab.cc (Symbol::is_common_shndx): New function.
2261 (Symbol_table::Symbol_table): Initialize new fields.
2262 (Symbol_table::add_from_object): Put small and large common
2263 symbols in the right list.
2264 (Symbol_table::sized_finalized_symbol): Check
2265 Symbol::is_common_shndx.
2266 (Symbol_table::sized_write_globals): Likewise.
2267 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2268 common symbol lists. Don't call do_allocate_commons_list if the
2269 list is empty.
2270 (Symbol_table::do_allocate_commons_list): Remove is_tls
2271 parameter. Add comons_section_type parameter. Change all
2272 callers. Handle small and large common symbols.
2273 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2274 Symbol::is_common_shndx.
2275 * resolve.cc (symbol_to_bits): Likewise.
2276 * target.h (Target::small_common_shndx): New function.
2277 (Target::small_common_section_flags): New function.
2278 (Target::large_common_shndx): New function.
2279 (Target::large_common_section_flags): New function.
2280 (Target::new_output_section): New function.
2281 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2282 small_common_section_flags, and large_common_section_flags
2283 fields.
2284 (Target::do_new_output_section): New virtual function.
2285 * arm.cc (Target_arm::arm_info): Initialize new fields.
2286 * i386.cc (Target_i386::i386_info): Likewise.
2287 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2288 Likewise.
2289 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2290 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2291 (Target_x86_64::do_new_output_section): New function.
2292 * configure.ac: Define conditional MCMODEL_MEDIUM.
2293 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2294 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2295 (large_LDFLAGS): Define.
2296 * testsuite/large.c: New file.
2297 * testsuite/testfile.cc (Target_test::test_target_info):
2298 Initialize new fields.
2299 * configure, testsuite/Makefile.in: Rebuild.
2300
bb04269c
DK		 23012009-06-05 Doug Kwan <dougkwan@google.com>
2302
2303 * Makefile.am (CCFILES): Add target.cc.
2304 * Makefile.in: Regenerate.
2305 * i386.cc (class Target_i386): Define new virtual method to
2306 override do_is_local_label_name in parent.
2307 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2308 local symbols if --discard-locals or -X is given.
2309 * options.h (class General_options): Declare new options
2310 '--discard-locals' and '-X' for discarding locals.
2311 * target.h (class Target): Define new methods is_local_label_name.
2312 Declare new virtual method do_is_local_label_name.
2313 * target.cc: New file.
2314 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2315 (check_SCRIPTS): Add discard_locals_test.sh.
2316 (check_DATA): Add discard_local_tests.syms.
2317 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2318 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2319 * testsuite/Makefile.in: Regenerate.
2320 * testsuite/discard_locals_test.c: New file.
2321 * testsuite/discard_locals_test.sh: Same.
2322
805bb01c
DK		 23232009-06-05 Doug Kwan <dougkwan@google.com>
2324
2325 * object.cc (Sized_relobj::Sized_relobj): Initialize
2326 discarded_eh_frame_shndx_ to -1U.
2327 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2328 section.
2329 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2330 a discarded .eh_frame section.
2331 (Sized_relobj::do_finalize_local_symbols): Ditto.
2332 * object.h (class Sized_relobj): Declare new member
2333 discarded_eh_frame_shndx_.
2334 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2335 (local_labels_test.o, local_labels_test): New rules.
2336 * testsuite/Makefile.in: Regenerate.
2337
1dcd334d
DK		 23382009-06-04 Doug Kwan <dougkwan@google.com>
2339
2340 * layout.cc (Layout::section_name_mapping): Add mapping for
2341 special ARM sections.
2342
96d49306
DK		 23432009-06-03 Doug Kwan <dougkwan@google.com>
2344
2345 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2346 (utils::has_overflow): Same.
2347
dff16297
ILT		 23482009-06-03 Ian Lance Taylor <iant@google.com>
2349
2350 * layout.cc (Layout::section_name_mapping): New array, replacing
2351 Layout::linkonce_mapping.
2352 (Layout::section_name_mapping_count): New variable, replacing
2353 Layout::linkonce_mapping_count.
2354 (Layout::linkonce_output_name): Remove.
2355 (Layout::output_section_name): Rewrite.
2356 * layout.h (class Layout): Rename Linkonce_mapping to
2357 Section_name_mapping, linkonce_mapping to section_name_mapping,
2358 linkonce_mapping_count to section_name_mapping_count. Don't
2359 declare linkonce_output_name.
2360
c121c671
DK		 23612009-06-03 Doug Kwan <dougkwan@google.com>
2362
2363 * gold/arm.cc (namespace utils): New.
2364 (Target_arm::reloc_is_non_pic): Define new method.
2365 (class Arm_relocate_functions): New.
2366 (Target_arm::Relocate::relocate): Handle relocation types used by
2367 Android.
2368
07800fab
ILT		 23692009-06-03 Ian Lance Taylor <iant@google.com>
2370
2371 * arm.cc (Target_arm::scan::global): Use || instead of |.
2372
c121c671
DK		 23732009-06-02 Doug Kwan <dougkwan@google.com>
2374
2375 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2376 issued_non_pic_error_.
2377 (class Target_arm::Scan): Declare new method check_non_pic.
2378 Define new method symbol_needs_plt_entry.
2379 Declare new data member issued_non_pic_error_.
2380 (class Target_arm::Relocate): Declare new method
2381 should_apply_static_reloc.
2382 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2383 (Target_arm::Scan::check_non_pic): Define new method.
2384 (Target_arm::Scan::local): Handle a small subset of reloc types used
2385 by Android.
2386 (Target_arm::Scan::local): Same.
2387 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2388
b19b0c6d
ILT		 23892009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2390
2391 * incremental.cc (Incremental_inputs::report_command_line): Filter
2392 out --incremental-* options.
2393
94cdfcff
DK		 23942009-05-29 Doug Kwan <dougkwan@google.com>
2395
2396 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2397 template class.
2398 (class Target_arm): Update comment.
2399 (Target_arm::Target_arm): Initialize new data members GOT_,
2400 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2401 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2402 and Target_arm::rel_dyn_section.
2403 Declare new_enum Target_arm::Got_type.
2404 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2405 and DYNBSS_.
2406 Update commments for member do_dynsym_value.
2407 (Target_arm::got_size, Target_arm::plt_section,
2408 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2409 new methods inside class defintion.
2410 (Target_arm::got_section): Define new method.
2411 (Target_arm::rel_dyn_section): Same.
2412 (Output_data_plt_arm): New template class.
2413 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2414 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2415 (Output_data_plt_arm::add_entry): Same.
2416 (Output_data_plt_arm::first_plt_entry): Define new
2417 static data member for PLT instruction template.
2418 (Output_data_plt_arm::plt_entry): Same.
2419 (Output_data_plt_arm::do_write): Define new method.
2420 (Target_arm::make_plt_entry): Same.
2421 (Target_arm::do_finalize_sections): Same.
2422 (Target_arm::do_dynsym_value): Same.
2423
4a657b0d
DK		 24242009-05-28 Doug Kwan <dougkwan@google.com>
2425
2426 * Makefile.am (TARGETSOURCES): Add arm.cc.
2427 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2428 * Makefile.in: Regenerate.
2429 * arm.cc: New file.
2430 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2431
e7ae8c36
DK		 24322009-05-26 Doug Kwan <dougkwan@google.com>
2433
2434 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2435 (General_options::check_excluded_libs): Strip off directories in
2436 archive name before matching like GNU ld does.
2437 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2438 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2439 (exclude_libs_test_LDFLAGS): Add linker option
2440 -Wl,--exclude-libs,libexclude_libs_test_3
2441 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2442 an explicit archive without using -l.
2443 (alt/libexclude_libs_test_3.a): New make rule.
2444 * testsuite/Makefile.in: Regenerate.
2445 * testsuite/exclude_libs_test.c : Declare lib3_default().
2446 (main): Call it.
2447 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2448 * exclude_libs_test_3.c: New file.
2449
f12e7348
NC		 24502009-05-26 Nick Clifton <nickc@redhat.com>
2451
2452 * po/id.po: New Indonesian translation.
2453 * po/gold.pot: Updated template file.
2454
4daadc0d
ST		 24552009-05-22 Sriraman Tallam <tmsriram@google.com>
2456
2457 * testsuite/Makefile.am: Add -ffunction-sections to compile
2458 gc_comdat_test files. Add -Wl,--gc-sections to build
2459 gc_comdat_test.
2460 * testsuite/Makefile.in: Regenerate.
2461 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2462
531813ad
ST		 24632009-05-21 Sriraman Tallam <tmsriram@google.com>
2464
2465 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2466 kept comdat section was garbage collected.
2467 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2468 * testsuite/Makefile.in: Regenerate.
2469 * testsuite/gc_comdat_test.sh: New file.
2470 * testsuite/gc_comdat_test_1.cc: New file.
2471 * testsuite/gc_comdat_test_2.cc: New file.
2472
65514900
CC		 24732009-05-19 Doug Kwan <dougkwan@google.com>
2474
2475 * archive.cc (Archive::Archive): Move constructor from archive.h
2476 to here. Initialize no_export_.
2477 (Archive::get_elf_object_for_member): Set no_export flag of object.
2478 * archive.h (Archive::Archive): Move constructor body to
2479 archive.cc.
2480 (Archive::no_export): New method.
2481 (Archive::no_export_): New field.
2482 * object.h (Object::Object): Initialize no_export_ to false.
2483 (Object::no_export, Object::set_no_export): New methods.
2484 (Object::no_export_): New field.
2485 * options.cc (General_options::parse_exclude_libs): New method.
2486 (General_options::check_excluded_libs) Same.
2487 * options.h (exclude_libs): New option.
2488 (General_options::check_excluded_libs): New method declaration.
2489 (General_options::excluded_libs_): New field.
2490 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2491 default or protected visibility if an object has no-export flag set.
2492 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2493 (check_SCRIPTS): Add exclude_libs_test.sh.
2494 (check_DATA): Add exclude_libs_test.syms.
2495 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2496 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2497 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2498 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2499 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2500 libexclude_libs_test_2.a): New rules.
2501 * testsuite/Makefile.in: Regenerate.
2502 * testsuite/exclude_libs_test.c: New file.
2503 * testsuite/exclude_libs_test.sh: Ditto.
2504 * testsuite/exclude_libs_test_1.c: Ditto.
2505 * testsuite/exclude_libs_test_2.c: Ditto.
2506
1b77ea50
ILT		 25072009-05-15 Ian Lance Taylor <iant@google.com>
2508
2509 * configure.ac: Check for declarations for cases where libiberty.h
2510 checks HAVE_DECL_xxx.
2511 * configure, config.in: Rebuild.
2512
072fe7ce
ILT		 25132009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2514
2515 * gold.h (Incremental_argument_list): Remove (invalid) forward
2516 declaration.
2517 * incremental.cc (Incremental_inputs::report_achive): New method.
2518 (Incremental_inputs::report_object): New method.
2519 (Incremental_inputs::report_script): New method.
2520 (Incremental_inputs::finalize_inputs): New method.
2521 (Incremental_inputs::finalize): Call finalize_inputs().
2522 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2523 Create inputs entries.
2524 * incremental.h (Incremental_input_type): New enum.
2525 (Incremental_inputs::Incremental_input): Initialize new fields.
2526 (Incremental_inputs::report_inputs): New method.
2527 (Incremental_inputs::report_achive): New method.
2528 (Incremental_inputs::report_object): New method.
2529 (Incremental_inputs::report_script): New method.
2530 (Incremental_inputs::finalize_inputs): New method.
2531 (Incremental_inputs::Input_info): New struct.
2532 (Incremental_inputs::Input_info_map): New typedef.
2533 (Incremental_inputs::lock_): New field.
2534 (Incremental_inputs::Inputs_): New field.
2535 (Incremental_inputs::Inputs_map): New field.
2536 * main.cc (main): Call Incremental_input::report_inputs.
2537 * options.h (Input_argument_list): Typedef moved from
2538 Input_arguments.
2539 (Input_file_group::Files): Remove, use ::Input_argument_list.
2540 (Input_file_group::Input_argument_list): Remove, use
2541 ::Input_argument_list.
2542 * plugin.cc (Plugin_manager::add_input_file): Add error in
2543 incremental build.
2544 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2545 functions.
2546 * script.cc (read_input_script): Call
2547 Incremental_input::report_script.
2548 * script.h (Script_info): New class.
2549
b0481b0b
ILT		 25502009-04-27 Ian Lance Taylor <iant@google.com>
2551
2552 * x86_64.cc (do_adjust_output_section): Set entsize to
2553 plt_entry_size.
2554
b22a5a41 25552009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2556
2557 * output.cc (Output_file::close): After short writes, continue
2558 writing from the correct offset in the buffer being written.
2559
40fde488
CD		 25602009-04-23 Chris Demetriou <cgd@google.com>
2561
2562 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2563 * configure: Regenerate.
2564 * config.in: Regenerate.
2565 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2566 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2567
3ce2c28e
ILT		 25682009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2569
2570 * incremental.cc (Incremental_inputs_header_data): Renamed from
2571 Incremental_input_header_data.
2572 (Incremental_inputs_header_data::data_size): New field.
2573 (Incremental_inputs_header_data::put_input_file_count): Renamed
2574 from input_file_count.
2575 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2576 from command_line_offset.
2577 (Incremental_inputs_header_data::put_reserved): Renamed from
2578 put_reserved.
2579 (Incremental_inputs_entry_data): Renamed from
2580 Incremental_input_entry_data.
2581 (Incremental_inputs_entry_data::data_size): New field.
2582 (Incremental_inputs::report_command_line): New method.
2583 (Incremental_inputs::finalize): New method.
2584 (Incremental_inputs::create_incremental_inputs_data): New method.
2585 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2586 * incremental.h: New file.
2587 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2588 (Layout::finalize): Create incremental inputs section in
2589 incremental builds.
2590 (Layout::create_incremental_info_sections): New method.
2591 * layout.h (Layout::incremental_inputs): New method.
2592 (Layout::create_incremental_info_sections): New method.
2593 (Layout::incremental_inputs_): New field.
2594 * main.cc (main): Notify Incremental_input of the command line.
2595
e55bde5e
ILT		 25962009-04-01 Ian Lance Taylor <iant@google.com>
2597 Mikolaj Zalewski <mikolajz@google.com>
2598
2599 * gold.h (reserve_unordered_map): Define, three versions, one for
2600 each version of Unordered_map.
2601 * layout.cc (Layout::Layout): Remove options parameter. Add
2602 number_of_input_files parameter. Don't initialize options_.
2603 Initialize number_of_input_files_ and resized_signatures_. Move
2604 sections_are_attached_.
2605 (Layout::layout_group): Reserve space for group_signatures_.
2606 (Layout::find_or_add_kept_section): Change name parameter to be a
2607 reference. Resize signatures_ map when it gets large enough.
2608 (Layout::layout_eh_frame): Use parameters->options() instead of
2609 this->options_.
2610 (Layout::make_output_section): Likewise.
2611 (Layout::attach_allocated_section_to_segment): Likewise.
2612 (Layout::finalize, Layout::create_executable_stack): Likewise.
2613 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2614 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2615 * layout.h (class Layout): Update declarations. Remove options_
2616 field. Add number_of_input_files_ and resized_signatures_
2617 fields. Move sections_are_attached_ field.
2618 * main.cc (main): Pass number of input files to Layout
2619 constructor. Don't pass options.
2620
154b857c
ILT		 26212009-03-30 Ian Lance Taylor <iant@google.com>
2622
2623 * ffsll.c (ffsll): Correct implementation.
2624
2f35ab9b
ILT		 26252009-03-27 Ian Lance Taylor <iant@google.com>
2626
fd03461a
ILT		 2627 * ffsll.c: New file.
2628 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2629 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2630 * ftruncate.c (ftruncate): Declare before definition.
2631 * mremap.c (mremap): Likewise.
2632 * pread.c (pread): Likewise.
2633 * configure, Makefile.in, config.in: Rebuild.
2634
2f35ab9b
ILT		 2635 * mremap.c: New file.
2636 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2637 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2638 (mremap): Declare if HAVE_MREMAP is not defined.
2639 * configure, Makefile.in, config.in: Rebuild.
2640
33aea2fd
CC		 26412009-03-27 Cary Coutant <ccoutant@google.com>
2642
2643 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2644 position independent.
2645 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2646 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2647
6d479619
CC		 26482009-03-24 Cary Coutant <ccoutant@google.com>
2649
2650 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2651 an executable.
2652 (needs_dynamic_reloc): Likewise.
2653
afc06bb8
ILT		 26542009-03-24 Ian Lance Taylor <iant@google.com>
2655
2656 * yyscript.y (file_cmd): Recognize EXTERN.
2657 (extern_name_list, extern_name_list_body): New nonterminals.
2658 * script.cc (script_add_extern): Define.
2659 * script-c.h (script_add_extern): Declare.
2660
f6060a4d
ILT		 26612009-03-24 Rafael Avila de Espindola <espindola@google.com>
2662
2663 * object.cc (is_elf_object): Define.
2664 * object.h (is_elf_object): Declare.
2665 * archive.cc (Archive::get_elf_object_for_member): Call
2666 is_elf_object.
33aea2fd 2667 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2668
26736d8e
ILT		 26692009-03-24 Elliott Hughes <enh@google.com>
2670
2671 * output.cc (Output_file::map_anonymous): Define.
2672 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2673 try an anonymous one. Report the size if the mmap fails.
2674 * output.h (class Output_file): Declare map_anonymous.
2675
22fd9730
ILT		 26762009-03-24 Ian Lance Taylor <iant@google.com>
2677
2678 * target-select.cc (instantiate_target): Don't acquire the lock if
2679 the instantiated_target_ field has already been set.
2680
cb010894
ILT		 26812009-03-23 Ian Lance Taylor <iant@google.com>
2682
7f055c20
ILT		 2683 * gold-threads.h (class Initialize_lock): Define.
2684 * gold-threads.cc (class Initialize_lock_once): Define.
2685 (initialize_lock_control): New static variable.
2686 (initialize_lock_pointer): New static variable.
2687 (initialize_lock_once): New static function.
2688 (Initialize_lock::Initialize_lock): Define.
2689 (Initialize_lock::initialize): Define.
2690 * target-select.h: Include "gold-threads.h".
2691 (class Target_selector): Add lock_ and initialize_lock_ fields.
2692 Don't define instantiate_target, just declare it.
2693 * target-select.cc (Target_selector::Target_selector): Initialize
2694 new fields.
2695 (Target_selector::instantiate_target): Define.
2696 * descriptors.h: Include "gold-threads.h".
2697 (class Descriptors): Add initialize_lock_ field.
2698 * descriptors.cc (Descriptors::Descriptors): Initialize new
2699 field.
2700 (Descriptors::open): Use initialize_lock_ field
2701 * errors.h (class Errors): Add initialize_lock_ field.
2702 * errors.cc (Errors::Errors): Initialize new field.
2703 (Errors::initialize_lock): Use initialize_lock_ field.
2704 * powerpc.cc (class Target_selector_powerpc): Remove
2705 instantiated_target_ field. In do_recognize call
2706 instantiate_target rather than do_instantiate_target. In
2707 do_instantiate_target just allocate a new target.
2708 * sparc.cc (class Target_selector_sparc): Likewise.
2709
36959681
ILT		 2710 * freebsd.h: New file.
2711 * i386.cc: Include "freebsd.h".
2712 (Target_i386): Derive from Target_freebsd rather than
2713 Sized_target.
2714 (Target_selector_i386): Derive from Target_selector_freebsd rather
2715 than Target_selector.
2716 * x86_64.cc: Include "freebsd.h".
2717 (Target_x86_64): Derive from Target_freebsd rather than
2718 Sized_target.
2719 (Target_selector_x86_64): Derive from Target_selector_freebsd
2720 rather than Target_selector.
2721 * target.h (class Target): Add adjust_elf_header and
2722 do_adjust_elf_header.
2723 * output.cc (Output_file_header:: do_sized_write): Call target
2724 adjust_elf_header routine.
2725 * configure.tgt: Set targ_osabi.
2726 * configure.ac: Define GOLD_DEFAULT_OSABI.
2727 * parameters.cc (Parameters::default_target): Pass
2728 GOLD_DEFAULT_OSABI to select_target.
2729 * target-select.h (class Target_selector): Make instantiate_target
2730 protected rather than private.
2731 * Makefile.am (HFILES): Add freebsd.h.
2732 * configure, Makefile.in, config.in: Rebuild.
2733
cb010894
ILT		 2734 * merge.cc (do_add_input_section): Correct pend value. Change
2735 message about last entry not being null terminated from error to
2736 warning.
2737
0e879927
ILT		 27382009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2739
2740 * incremental.cc: New file.
2741 * Makefile.am (CCFILES): Add incremental.cc.
2742 * Makefile.in: Rebuild.
2743
41105937
PP		 27442009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2745
2746 * layout.cc (Layout::output_section_name): Preserve names
2747 of '.note.' sections.
2748
60439920
ILT		 27492009-03-19 Ian Lance Taylor <iant@google.com>
2750
2751 * descriptors.cc (Descriptors::open): Check that the options are
2752 valid before using them.
2753
0d371ad3
ILT		 27542009-03-18 Ian Lance Taylor <iant@google.com>
2755
2756 * script-sections.h: Include <list>.
2757 (class Script_sections): Change Sections_elements from std::vector
2758 to std::list. Typedef public Elements_iterator. Add
2759 orphan_section_placement_, data_segment_align_start_, and
2760 saw_data_segment_align_ fields. Remove data_segment_align_index_
2761 field.
2762 * script-sections.cc (class Orphan_section_placement): New class.
2763 (class Sections_element): Add virtual functions is_relro and
2764 orphan_section_init. Remove virtual function place_orphan_here.
2765 (class Output_section_definition): Add is_relro and
2766 orphan_section_init. Remove place_orphan_here.
2767 (class Orphan_output_section): Likewise.
2768 (Script_sections::Script_sections): Update for field changes.
2769 (Script_sections::data_segment_align): Set saw_data_segment_align_
2770 and data_segment_align_start_, not data_segment_align_index.
2771 (Script_sections::data_segment_relro_end): Check
2772 saw_data_segment_align_. Use data_segment_align_start_ rather
2773 than data_segment_align_index_.
2774 (Script_sections::place_orphan): Rewrite to use
2775 Orphan_section_placement.
2776
9201d894
ILT		 27772009-03-17 Ian Lance Taylor <iant@google.com>
2778
9c5b8369
ILT		 2779 * archive.cc (Archive::add_symbols): Check for a version attached
2780 to the symbol name in the archive map.
2781 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2782 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2783 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2784 (ver_test_11.a): New target.
2785 * testsuite/Makefile.in: Rebuild.
2786
9201d894
ILT		 2787 * configure.ac: Check for chsize and posix_fallocate. Replace
2788 ftruncate.
2789 * ftruncate.c: New file, from gnulib.
2790 * output.cc (posix_fallocate): Define dummy version if not
2791 HAVE_POSIX_FALLOCATE.
2792 (Output_file::map): Call posix_fallocate rather than lseek and
2793 write.
2794 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2795 * configure, Makefile.in, config.in: Rebuild.
2796
ef4ab7a8
PP		 27972009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2798
2799 * layout.h (Layout::create_note): Add section_name parameter.
2800 * layout.cc (Layout::create_note): Likewise.
2801 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2802
8c500701
ILT		 28032009-03-17 Ian Lance Taylor <iant@google.com>
2804
e85b18e1
ILT		 2805 * descriptors.cc: Include "options.h".
2806 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2807 (Descriptors::open): Always use O_CLOEXEC when opening a new
2808 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2809 then set FD_CLOEXEC.
2810
9efe6174
ILT		 2811 * sparc.cc (class Target_sparc): Add has_got_section.
2812 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2813 make sure we have a GOT section.
2814
2815 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2816 (Target_sparc::Scan::local): Likewise.
2817 (Target_sparc::Scan::global): Likewise.
2818 (Target_sparc::Relocate::relocate): Likewise.
2819 (Target_sparc::Relocate::relocate_tls): Likewise.
2820
8c500701
ILT		 2821 * symtab.cc (Symbol_table::define_default_version): New function,
2822 broken out of add_from_object.
2823 (Symbol_table::add_from_object): Call define_default_version.
2824 (Symbol_table::define_special_symbol): Add resolve_oldsym
2825 parameter. Change all callers. If the version for a symbol comes
2826 from a version script, resolve it with the symbol with the same
2827 name with no version. Also add the symbol without a version if
2828 appropriate.
2829 (do_define_in_output_data): If resolving with oldsym, don't delete
2830 sym.
2831 (do_define_in_output_segment): Likewise.
2832 (do_define_as_constant): Likewise.
2833 * symtab.h (class Symbol_table): Update declarations.
2834
f1ed28fb
ILT		 28352009-03-13 Ian Lance Taylor <iant@google.com>
2836
15f8229b
ILT		 2837 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2838 (Read_symbols::requeue): New function.
2839 (Read_symbols::do_read_symbols): If make_elf_object fails because
2840 the target type is not configured, and the file was searched for,
2841 issue a warning and retry with the next directory.
2842 (Add_symbols::run): If the file has an incompatible format, and
2843 it was searched for, requeue the Read_symbols task. On error,
2844 release the object.
2845 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2846 dirindex parameter to constructor. Change all callers. Declare
2847 incompatible_warning and requeue.
2848 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2849 input_argument_ and input_group_ fields. Add them to
2850 constructor. Change all callers.
2851 (class Read_script): Add dirindex_ field. Add it to constructor.
2852 Change all callers.
2853 * archive.cc (Archive::setup): Remove input_objects parameter.
2854 Change all callers.
2855 (Archive::get_file_and_offset): Likewise.
2856 (Archive::read_all_symbols): Likewise.
2857 (Archive::read_symbols): Likewise.
2858 (Archive::get_elf_object_for_member): Remove input_objects
2859 parameter. Add punconfigured parameter. Change all callers.
2860 (Archive::add_symbols): Change return type to bool. Check return
2861 value of include_member.
2862 (Archive::include_all_members): Likewise.
2863 (Archive::include_member): Change return type to bool. Return
2864 false if first included object has incompatible target. Set
2865 included_member_ field.
2866 (Add_archive_symbols::run): If add_symbols returns false, requeue
2867 Read_symbols task.
2868 * archive.h (class Archive): Add included_member_ field.
2869 Initialize it in constructor. Add input_file and searched_for
2870 methods. Update declarations.
2871 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2872 input_argument_ fields. Add them to constructor. Change all
2873 callers.
2874 * script.cc: Include "target-select.h".
2875 (class Parser_closure): Add skip_on_incompatible_target_ and
2876 found_incompatible_target_ fields. Add
2877 skip_on_incompatible_target parameter to constructor. Change all
2878 callers. Add methods skip_on_incompatible_target,
2879 clear_skip_on_incompatible_target, found_incompatible_target, and
2880 set_found_incompatible_target.
2881 (read_input_script): Add dirindex parameter. Change all callers.
2882 If parser finds an incompatible target, requeue Read_symbols
2883 task.
2884 (script_set_symbol): Clear skip_on_incompatible_target in
2885 closure.
2886 (script_add_assertion, script_parse_option): Likewise.
2887 (script_start_sections, script_add_phdr): Likewise.
2888 (script_check_output_format): New function.
2889 * script.h (read_input_script): Update declaration.
2890 * script-c.h (script_check_output_format): Declare.
2891 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2892 (ignore_cmd): Remove OUTPUT_FORMAT.
2893 * fileread.cc (Input_file::Input_file): Add explicit this.
2894 (Input_file::will_search_for): New function.
2895 (Input_file::open): Add pindex parameter. Change all callers.
2896 * fileread.h (class Input_file): Add input_file_argument method.
2897 Declare will_search_for. Update declarations.
2898 * object.cc (make_elf_object): Add punconfigured parameter.
2899 Change all callers.
2900 * object.h (class Object): Make input_file public. Add
2901 searched_for method.
2902 (make_elf_object): Update declaration.
2903 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2904 restart search.
2905 * dirsearch.h (class Dirsearch): Update declaration.
2906 * options.h (class General_options): Add --warn-search-mismatch.
2907 * parameters.cc (Parameters::is_compatible_target): New function.
2908 * parameters.h (class Parameters): Declare is_compatible_target.
2909 * workqueue.cc (Workqueue::add_blocker): New function.
2910 * workqueue.h (class Workqueue): Declare add_blocker.
2911
f1ed28fb
ILT		 2912 * fileread.cc (Input_file::open): Remove options parameter.
2913 Change all callers.
2914 (Input_file::open_binary): Likewise.
2915 * script.cc (read_input_script): Likewise.
2916 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2917 options parameter from constructor. Change all callers.
2918 (class Read_script): Likewise.
2919 * fileread.h (class Input_file): Update declarations.
2920 * script.h (read_input_script): Update declaration.
2921
34dd024a
NC		 29222009-03-10 Nick Clifton <nickc@redhat.com>
2923
2924 * po/es.po: New Spanish translation.
2925
6d71b17c
CC		 29262009-03-06 Cary Coutant <ccoutant@google.com>
2927
2928 * options.cc (parse_short_option): Keep dash_z from registering itself.
2929
031cdbed
ILT		 29302009-03-03 Ian Lance Taylor <iant@google.com>
2931
2932 PR 9918
2933 * target-reloc.h (relocate_section): Pass output_section to
2934 relocate.
2935 * i386.cc (Target_i386::should_apply_static_reloc): Add
2936 output_section parameter. Change all callers.
2937 (Target_i386::Relocate::relocate): Add output_section parameter.
2938 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2939 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2940 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2941 * testsuite/two_file_shared.sh: New script.
2942 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2943 (check_DATA): Add two_file_shared.dbg.
2944 (two_file_shared.dbg): New target.
2945 * testsuite/Makefile.in: Rebuild.
2946
15d5fa16
ILT		 29472009-03-01 Ian Lance Taylor <iant@google.com>
2948
2949 * configure.ac: Check for byteswap.h.
2950 * configure: Rebuild.
2951 * config.in: Rebuild.
2952
8a4c0b0d
ILT		 29532009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2954
2955 * layout.cc (Layout::find_or_add_kept_section): New function.
2956 (Layout::add_comdat): Removed.
2957 * layout.h (struct Kept_section): Move out of class Layout.
2958 Remove trailing underscores from field names. Add group_sections
2959 field. Rename group_ field to is_group. Change all uses.
2960 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2961 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2962 comdat_groups_ field.
2963 (Sized_relobj::include_section_group): Use
2964 find_or_add_kept_section and Kept_section::group_sections.
2965 (Sized_relobj::include_linkonce_section): Likewise.
2966 * object.cc (class Sized_relobj): Don't define Comdat_group or
2967 Comdat_group_table. Remove find_comdat_group and
2968 add_comdat_group. Remove comdat_groups_ field.
2969 * plugin.cc (include_comdat_group): Use
2970 Layout::find_or_add_kept_section.
2971
b4ecf66b
ILT		 29722009-02-28 Ian Lance Taylor <iant@google.com>
2973
14359ca0
ILT		 2974 * README: --gc-sections and map files are now supported. Document
2975 some build requirements.
2976
b4ecf66b
ILT		 2977 PR 6992
2978 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2979 relocatable link set the value of the section symbol to zero.
2980 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2981 relocatable link don't include the section address in the local
2982 symbol value.
2983
0602e05a
ILT		 29842009-02-27 Ian Lance Taylor <iant@google.com>
2985
fd9d194f
ILT		 2986 PR 6811
2987 * options.h (class Search_directory): Add is_system_directory.
2988 (class General_options): Declare is_in_system_directory.
2989 * options.cc (get_relative_sysroot): Make static.
2990 (get_default_sysroot): Make static.
2991 (General_optoins::is_in_system_directory): New function.
2992 * fileread.cc (Input_file::is_in_system_directory): New function.
2993 * fileread.h (class Input_file): Declare is_in_system_directory.
2994 * object.h (class Object): Add is_in_system_directory.
2995 (class Input_objects): Remove system_library_directory_ field.
2996 * object.cc (Input_objects::add_object): Don't set
2997 system_library_directory_.
2998 (input_objects::found_in_system_library_directory): Remove.
2999 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3000 parameter. Change all callers.
3001 (Symbol_table::sized_write_globals): Likewise.
3002 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3003 Call Object::is_in_system_directory.
3004 * symtab.h (class Symbol_table): Update declarations.
3005
61edd21f
ILT		 3006 PR 5990
3007 * descriptors.h (Open_descriptor): Add is_on_stack field.
3008 * descriptors.cc (Descriptors::open): If the descriptor is on the
3009 top of the stack, remove it. Initialize is_on_stack field.
3010 (Descriptors::release): Only add pod to stack if it is not on the
3011 stack already.
3012 (Descriptors::close_some_descriptor): Clear stack_next and
3013 is_on_stack fields.
3014
e29e076a
ILT		 3015 PR 7091
3016 * output.cc (Output_section::find_starting_output_address): Rename
3017 from starting_output_address; add PADDR parameter; change return
3018 type.
3019 * output.h (class Output_section): Declare
3020 find_starting_output_address instead of starting_output_address.
3021 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3022 section symbol for which we can't find a merge section.
3023
0602e05a
ILT		 3024 PR 9836
3025 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3026 hidden or internal, force the symbol to be local.
3027 * resolve.cc (Symbol::override_visibility): Define.
3028 (Symbol::override_base): Use override_visibility.
3029 (Symbol_table::resolve): Likewise.
3030 (Symbol::override_base_with_special): Likewise.
3031 (Symbol_table::override_with_special): If the visibility is hidden
3032 or internal, force the symbol to be local.
3033 * symtab.h (class Symbol): Add set_visibility and
3034 override_visibility.
3035 * testsuite/ver_test_1.sh: New file.
3036 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3037 (check_DATA): Add ver_test_1.syms.
3038 (ver_test_1.syms): New target.
3039 * testsuite/Makefile.in: Rebuild.
3040
401a9a73
CC		 30412009-02-25 Cary Coutant <ccoutant@google.com>
3042
3043 * layout.cc (Layout::choose_output_section): Don't rename sections
3044 when using a linker script that has a SECTIONS clause.
3045 * Makefile.in: Regenerate.
3046
3047 * testsuite/Makefile.am (script_test_5.sh): New test case.
3048 * testsuite/Makefile.in: Regenerate.
3049 * testsuite/script_test_5.cc: New file.
3050 * testsuite/script_test_5.sh: New file.
3051 * testsuite/script_test_5.t: New file.
3052
f488e4b0
CC		 30532009-02-13 Rafael Avila de Espindola <espindola@google.com>
3054
3055 * archive.cc (Archive::include_member): Update calls to add_symbols.
3056 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3057 the Layout argument.
3058 * dynobj.h (do_add_symbols): Add the Layout argument.
3059 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3060 Layout argument.
3061 * object.h (Object::add_symbols): Add the Layout argument.
3062 (Object::do_add_symbols): Add the Layout argument.
3063 (Sized_relobj::do_add_symbols): Add the Layout argument.
3064 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3065 Unify the two versions.
3066 (Add_plugin_symbols): Remove.
3067 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3068 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3069 (Add_plugin_symbols): Remove.
3070 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3071 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3072 (Add_symbols::run): Make it work with Pulginobj.
3073
89dd1680
ILT		 30742009-02-06 Ian Lance Taylor <iant@google.com>
3075
3076 * object.cc (Sized_relobj::do_layout): Make info message start
3077 with lower case letter.
3078
266d0a74
ILT		 30792009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3080
602b464e
ILT		 3081 * binary.cc: Fix file comment.
3082
266d0a74
ILT		 3083 * options.h (enum Incremental_disposition): Define.
3084 (class General_options): Add new options: --incremental,
3085 --incremental_changed, --incremental_unchanged,
3086 --incremental_unknown. Add incremental_disposition_ and
3087 implicit_incremental_ fields.
3088 (General_options::incremental_disposition): New function.
3089 (class Position_dependent_options): Add incremental_disposition
3090 option.
3091 (Position_dependent_options::copy_from_options): Set incremental
3092 dispositions.
3093 * options.cc (General_options::parse_incremental_changed): New
3094 function.
3095 (General_options::parse_incremental_unchanged): New function.
3096 (General_options::parse_incremental_unknown): New function.
3097 (General_options::General_options): Initialize new fields
3098 incremental_disposition_ and implicit_incremental_.
3099 (General_options::finalize): Check for uasge of --incremental-*
3100 without --incremental.
3101
f073bbf7
CD		 31022009-02-06 Chris Demetriou <cgd@google.com>
3103
3104 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3105 pointer and to report location as the file name associated with
3106 the symbol.
3107 (gold_undefined_symbol_at_location): New function to replace the
3108 old gold_undefined_symbol functionality.
3109 * target-reloc.h (relocate_section): Update to use
3110 gold_undefined_symbol_at_location.
3111 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3112 Call gold_undefined_symbol function rather than gold_error.
3113 * errors.h (Errors::undefined_symbol): Take location as a
3114 string, rather than calculating it from a relocation.
3115 * errors.cc (Errors::fatal): Print "fatal error:" before the
3116 formatted message.
3117 (Errors::error, Errors::error_at_location): Print "error: "
3118 before the formatted message.
3119 (Errors::undefined_symbol): Take location as a string, rather
3120 than calculating it from a relocation.
3121 (gold_undefined_symbol_at_location): New function akin to
3122 old gold_undefined_symbol, calculates location from relocation.
3123 (gold_undefined_symbol): Change to take only a Symbol pointer
3124 and to report location as the file name associated with the symbol.
3125 * testsuite/debug_msg.sh: Update for changed error messages.
3126 * testsuite/undef_symbol.sh: Likewise.
3127
8e94a90c
ILT		 31282009-02-04 Duncan Sands <baldrick@free.fr>
3129
3130 PR 9812
3131 * reduced_debug_output.h
3132 (Output_reduced_debug_abbrev_section::failed): Use format for
3133 gold_warning.
3134 (Output_reduced_debug_info_section::faild): Likewise.
3135
88a0e15b
ILT		 31362009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3137
3138 * script.cc (Lazy_demangler): New class.
3139 (Version_script_info::get_symbol_version_helper): Demangle a
3140 symbol only once.
3141
5efc7cd2
CC		 31422009-01-29 Cary Coutant <ccoutant@google.com>
3143
3144 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3145 to __tls_get_addr.
3146 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3147
e0ebcf42
ILT		 31482009-01-28 Ian Lance Taylor <iant@google.com>
3149
5efc7cd2 3150 * version.cc (version_string): Bump to 1.9.
75fe7426 3151
e0ebcf42
ILT		 3152 * gold.h: Include <cstring> and <stdint.h>.
3153 * version.cc: Include <cstdio>.
3154 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3155 warning.
3156 * reduced_debug_output.cc (insert_into_vector): Rename from
3157 Insert_into_vector; change all callers. Use Swap_unaligned to
3158 avoid aliasing issue; remove union since it is unnecessary.
3159
8e2813be 31602009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3161
3162 * Makefile.am (CCFILES): Add gc.cc.
3163 (HFILES): Add gc.h.
3164 * Makefile.in: Regenerate.
3165 * gold.cc (Gc_runner): New class.
3166 (queue_initial_tasks): Call garbage collection related tasks
3167 when corresponding options are invoked.
3168 (queue_middle_gc_tasks): New function.
3169 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3170 processed early before laying out sections during garbage collection.
3171 * gold.h (queue_middle_gc_tasks): New function.
3172 (is_prefix_of): Move from "layout.cc".
3173 * i386.cc (Target_i386::gc_process_relocs): New function.
3174 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3175 * main.cc (main): Create object of class "Garbage_collection".
3176 * object.cc (Relobj::copy_symbols_data): New function.
3177 (Relobj::is_section_name_included): New function.
3178 (Sized_relobj::do_layout): Allow this function to be called twice
3179 during garbage collection and defer layout of section during the
3180 first call.
3181 * object.h (Relobj::get_symbols_data): New function.
3182 (Relobj::is_section_name_included): New function.
3183 (Relobj::copy_symbols_data): New function.
3184 (Relobj::set_symbols_data): New function.
3185 (Relobj::get_relocs_data): New function.
3186 (Relobj::set_relocs_data): New function.
3187 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3188 (Relobj::gc_process_relocs): New function.
3189 (Relobj::do_gc_process_relocs): New pure virtual function.
3190 (Relobj::sd_): New data member.
3191 (Sized_relobj::is_output_section_offset_invalid): New function.
3192 (Sized_relobj::do_gc_process_relocs): New function.
3193 * options.h (General_options::gc_sections): Modify to not be a no-op.
3194 (General_options::print_gc_sections): New option.
3195 * plugin.cc (Plugin_finish::run): Remove function call to
3196 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3197 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3198 * reloc.cc (Read_relocs::run): Add task to process relocs and
3199 determine unreferenced sections when doing garbage collection.
3200 (Gc_process_relocs): New class.
3201 (Sized_relobj::do_gc_process_relocs): New function.
3202 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3203 sections that are garbage collected.
3204 * reloc.h (Gc_process_relocs): New class.
3205 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3206 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3207 symbols whose corresponding sections are garbage collected.
3208 (Symbol_table::Symbol_table): Add new parameter for the garbage
3209 collection object.
3210 (Symbol_table::gc_mark_undef_symbols): New function.
3211 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3212 (Symbol_table::gc_mark_dyn_syms): New function.
3213 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3214 as garbage.
3215 (Symbol_table::add_from_object): Likewise.
3216 (Symbol_table::add_from_relobj): When building shared objects, do not
3217 treat externally visible symbols as garbage.
3218 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3219 table information for static and relocatable links.
3220 * symtab.h (Symbol_table::set_gc): New function.
3221 (Symbol_table::gc): New function.
3222 (Symbol_table::gc_mark_undef_symbols): New function.
3223 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3224 (Symbol_table::gc_mark_dyn_syms): New function.
3225 (Symbol_table::gc_): New data member.
3226 * target.h (Sized_target::gc_process_relocs): New pure virtual
3227 function.
3228 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3229 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3230
3b293544
CF		 32312009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3232
3233 * options.h (General_options::gc_sections): Define as a no-op for now.
3234 (General_options::no_keep_memory): Ditto.
3235 (General_options::Bshareable): Define.
3236 * options.cc (General_options::finalize): Honor -Bshareable.
3237
83d22aa8
AS		 32382009-01-20 Andreas Schwab <schwab@suse.de>
3239
3240 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3241 read the value in the contents, since we don't use it. Use the
3242 template endianness when writing.
3243 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3244
cd536b21
AS		 32452009-01-19 Andreas Schwab <schwab@suse.de>
3246
3247 * configure.tgt (powerpc64-*): Fix targ_obj.
3248
99e9a495
ILT		 32492009-01-15 Ian Lance Taylor <iant@google.com>
3250
3251 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3252 local symbols when stripping all symbols.
3253
bbbfea06
CC		 32542009-01-14 Cary Coutant <ccoutant@google.com>
3255
99e9a495 3256 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3257
0f7c0701
CC		 32582009-01-14 Cary Coutant <ccoutant@google.com>
3259
3260 * archive.cc (Archive::get_elf_object_for_member): Remove call
3261 to File_read::claim_for_plugin.
3262 * descriptors.cc (Descriptors::open): Remove reference to
3263 is_claimed.
3264 (Descriptors::claim_for_plugin): Remove.
3265 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3266 (Descriptors::is_claimed): Remove.
3267 (claim_descriptor_for_plugin): Remove.
3268 * fileread.cc (File_read::claim_for_plugin): Remove.
3269 * fileread.h (File_read::claim_for_plugin): Remove.
3270 (File_read::descriptor): Reopen descriptor if necessary.
3271 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3272 (Plugin_manager::all_symbols_read): Add task parameter. Change
3273 all callers.
3274 (Plugin_manager::get_input_file): New function.
3275 (Plugin_manager::release_input_file): New function.
3276 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3277 corresponding data member.
3278 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3279 and pass to base constructor. Change all callers.
3280 (get_input_file, release_input_file): New functions.
3281 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3282 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3283 (Plugin_manager::all_symbols_read): Add task parameter.
3284 (Plugin_manager::get_input_file): New function.
3285 (Plugin_manager::release_input_file): New function.
3286 (Plugin_manager::task_): New data member.
3287 (Pluginobj::Pluginobj): Add filesize parameter.
3288 (Pluginobj::filename): New function.
3289 (Pluginobj::descriptor): New function.
3290 (Pluginobj::filesize): New function.
3291 (Pluginobj::filesize_): New data member.
3292 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3293 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3294 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3295
3296 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3297 with archive libraries.
3298 * testsuite/Makefile.in: Regenerate.
3299 * testsuite/plugin_test.c (struct sym_info): New type.
3300 (get_input_file, release_input_file): New static variables.
3301 (onload): Capture new transfer vector entries.
3302 (claim_file_hook): Stop reading at end of file according to filesize.
3303 Factor out parsing of readelf output into separate function.
3304 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3305 APIs and get the source file name from the symbol table. Convert
3306 source file name to corresponding object file name. Print info
3307 message when adding new input files.
3308 (parse_readelf_line): New function.
3309 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3310 * testsuite/plugin_test_2.sh: Likewise.
3311 * testsuite/plugin_test_3.sh: Likewise.
3312 * testsuite/plugin_test_4.sh: New test case.
3313
62a6d109
ILT		 33142009-01-07 Ian Lance Taylor <iant@google.com>
3315
3316 * version.cc (version_string): Bump to 1.8.
3317
483620e8
CC		 33182008-12-23 Cary Coutant <ccoutant@google.com>
3319
3320 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3321 * plugin.cc (Plugin_manager::finish): Rename as
3322 layout_deferred_objects. Move cleanup to separate function.
3323 (Plugin_manager::cleanup): New function.
3324 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3325 separately.
3326 * plugin.h (Plugin_manager::finish): Rename as
3327 layout_deferred_objects.
3328 (Plugin_manager::cleanup): New function.
3329 (Plugin_manager::cleanup_done): New field.
3330
d66a9eb3
CC		 33312008-12-23 Cary Coutant <ccoutant@google.com>
3332
3333 * plugin.cc (is_visible_from_outside): New function.
3334 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3335 so we don't return "IR only" status for exported symbols or -r links.
3336
3337 * testsuite/Makefile.am (plugin_test_3): New test case.
3338 * testsuite/Makefile.in: Regenerate.
3339 * testsuite/plugin_test_3.sh: New file.
3340
5995b570
CC		 33412008-12-22 Cary Coutant <ccoutant@google.com>
3342
3343 * object.cc (Sized_relobj::layout_section): New function.
3344 (Sized_relobj::do_layout): Defer layout of input sections until after
3345 plugin has provided replacement files.
3346 (Sized_relobj::do_layout_deferred_sections): New function.
3347 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3348 (Relobj::layout_deferred_sections): New function.
3349 (Relobj::do_layout_deferred_sections): New function.
3350 (Sized_relobj::do_layout_deferred_sections): New function.
3351 (Sized_relobj::layout_section): New function.
3352 (Sized_relobj::Deferred_layout): New structure.
3353 (Sized_relobj::deferred_layout_): New field.
3354 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3355 Change all callers. Layout deferred sections.
3356 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3357 references.
3358 (Plugin_hook::run): Move code from do_plugin_hook inline.
3359 (Plugin_hook::do_plugin_hook): Remove.
3360 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3361 (Plugin_manager::finish): Renamed, was cleanup.
3362 (Plugin_manager::should_defer_layout): New function.
3363 (Plugin_manager::add_deferred_layout_object): New function.
3364 (Plugin_manager::Deferred_layout_list): New type.
3365 (Plugin_manager::deferred_layout_objects_): New field.
3366 (Plugin_hook::do_plugin_hook): Remove.
3367
ee769c88
ILT		 33682008-12-17 Ian Lance Taylor <iant@google.com>
3369
3370 * options.h (class General_options): Add --no case for
3371 --export-dynamic.
3372
abc8dcba
CC		 33732008-12-16 Cary Coutant <ccoutant@google.com>
3374
3375 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3376 vector.
3377 (Plugin_manager::claim_file): Create plugin object even if
3378 plugin did not call the add_symbols callback.
3379 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3380 asking for more symbols than were added.
3381 * testsuite/Makefile.am (plugin_test_1): Add test case with
3382 no global symbols.
3383 (empty.syms): New target.
3384 * testsuite/Makefile.in: Regenerate.
3385 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3386 message. Don't call add_symbols if no globals.
3387 (all_symbols_read_hook): Don't provide replacement for empty
3388 claimed file.
3389
b0074644
ILT		 33902008-12-12 Ian Lance Taylor <iant@google.com>
3391
68943102
ILT		 3392 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3393 r_type == 0 for a local symbol with r_sym == 0.
3394 (scan_relocatable_relocs): Pass r_sym to
3395 local_non_section_strategy.
3396 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3397 r_sym parameter.
3398
b0074644
ILT		 3399 * configure.ac: Update test for TLS descriptors: they are
3400 supported as of glibc 2.9.
3401 * configure: Rebuild.
3402
c2508178
ILT		 34032008-12-11 Ian Lance Taylor <iant@google.com>
3404
3405 PR 7091
3406 * target-reloc.h (Default_scan_relocatable_relocs): For each
3407 function, map r_type == 0 to RELOC_DISCARD.
3408
2756a258
CC		 34092008-12-10 Cary Coutant <ccoutant@google.com>
3410
3411 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3412 object to override a kept COMDAT group from a plugin object.
3413
bb6f53d3
ILT		 34142008-12-09 Ian Lance Taylor <iant@google.com>
3415
fbc558e1
ILT		 3416 PR 7088
3417 * yyscript.y (file_cmd): Handle INPUT.
3418
bb6f53d3
ILT		 3419 * testsuite/initpri1.c: Change all declarations to be full
3420 prototypes by adding void, to avoid compiler warnings.
3421
4674ecfc
CC		 34222008-12-05 Rafael Avila de Espindola <espindola@google.com>
3423
3424 * options.cc (General_options::parse_plugin_opt): New.
3425 (General_options::add_plugin): The argument now is just the filename.
3426 (General_options::add_plugin_option): New.
3427 * options.h (plugin_opt): New.
3428 (add_plugin): Change argument name.
3429 (add_plugin_option): New.
3430 * plugin.cc (Plugin::load): Don't parse the plugin option.
3431 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3432 (Plugin::add_option): New.
3433 (Plugin::args_): Change type.
3434 (Plugin::filename_): New.
3435 (Plugin_manager::add_plugin_option): New.
3436 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3437 * testsuite/Makefile.in: Regenerate.
3438
fd06b4aa
CC		 34392008-12-05 Cary Coutant <ccoutant@google.com>
3440
3441 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3442 Handle --strip-lto-sections option.
3443 * options.h (strip_lto_sections): New option.
3444
6c52134c
CC		 34452008-12-01 Cary Coutant <ccoutant@google.com>
3446
3447 * plugin.cc (ld_plugin_message): Change format parameter to const.
3448 Fix mismatch between new[] and delete.
3449
a45248e0
CC		 34502008-11-14 Cary Coutant <ccoutant@google.com>
3451
3452 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3453 instead of -1U.
3454
c82fbeee
CS		 34552008-11-05 Craig Silverstein <csilvers@google.com>
3456
3457 * options.cc (General_options::parse_dynamic_list): New function.
3458 * options.h (General_options): New flags dynamic_list,
3459 dynamic_list_data, dynamic_list_cpp_new, and
3460 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3461 (General_options::in_dynamic_list): New function.
3462 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3463 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3464 (Lex::can_continue_name): Likewise.
3465 (yylex): Likewise.
3466 (read_script_file): New parameter script_options.
3467 (read_dynamic_list): New function.
3468 (Script_options::define_dynamic_list): New function.
3469 (dynamic_list_keyword_parsecodes): New variable.
3470 (dynamic_list_keywords): New variable.
3471 * script.h (Script_options::define_dynamic_list): New function
3472 prototype.
3473 (read_dynamic_list): New function prototype.
3474 * symtab.cc (strprefix): New macro.
3475 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3476 dynamic_list_data, dynamic_list_cpp_new, and
3477 dynamic_list_cpp_typeinfo.
3478 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3479 (dynamic_list_expr): New rule.
3480 (dynamic_list_nodes): Likewise.
3481 (dynamic_list_node): Likewise.
3482 * testsuite/Makefile.am (dynamic_list): New test.
3483 * testsuite/Makefile.in: Regenerated.
3484 * testsuite/dynamic_list.t: New file.
3485 * testsuite/dynamic_list.sh: New file.
3486
e0bb29a5
CS		 34872008-11-05 Craig Silverstein <csilvers@google.com>
3488
3489 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3490 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3491 (t11_last): Likewise.
3492 * testsuite/ver_test_6.c (main): Likewise.
3493
4e1e25e0
CC		 34942008-10-07 Cary Coutant <ccoutant@google.com>
3495
3496 * options.c (General_options::finalize): Add check for -static and
3497 -shared.
3498 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3499 is not empty.
3500
92f03fcb
CC		 35012008-10-02 Cary Coutant <ccoutant@google.com>
3502
3503 * plugin.cc (make_sized_plugin_object): Fix conditional
3504 compilation to work when not all targets are enabled.
3505
fbd8a257
CC		 35062008-09-29 Cary Coutant <ccoutant@google.com>
3507
3508 * archive.cc (Archive::get_file_and_offset): Use filename instead
3509 of name to get library path.
3510 (Archive::include_member): Unlock external member of a thin archive.
3511
3512 * testsuite/Makefile.am (TEST_AR): New variable.
3513 (thin_archive_test_1): New test.
3514 (thin_archive_test_2): New test.
81636b3f
CC		 3515 * testsuite/Makefile.in: Regenerate.
3516 * testsuite/thin_archive_main.cc: New file.
3517 * testsuite/thin_archive_test_1.cc: New file.
3518 * testsuite/thin_archive_test_2.cc: New file.
3519 * testsuite/thin_archive_test_3.cc: New file.
3520 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3521
eff45813
CC		 35222008-09-29 Cary Coutant <ccoutant@google.com>
3523
3524 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3525 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3526 instead of -1U.
3527 (Sized_relobj::do_finalize_local_symbols): Likewise.
3528 (Sized_relobj::map_to_kept_section): Likewise.
3529 * object.h (Sized_relobj::invalid_address): New constant.
3530 (Sized_relobj::do_output_section_offset): Check for invalid_address
3531 and return -1ULL.
3532 * output.cc (Output_reloc::local_section_offset): Use constant
3533 invalid_address instead of -1U.
3534 (Output_reloc::get_address): Likewise.
3535 (Output_section::output_address): Change -1U to -1ULL.
3536 * output.h (Output_reloc::invalid_address): New constant.
3537 * reloc.cc (Sized_relobj::write_sections): Use constant
3538 invalid_address instead of -1U.
3539 (Sized_relobj::relocate_sections): Likewise.
3540 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3541 values for merge sections.
3542 * target-reloc.h (relocate_for_relocatable): Use constant
3543 invalid_address instead of -1U.
3544
89fc3421
CC		 35452008-09-19 Cary Coutant <ccoutant@google.com>
3546
3547 Add plugin functionality for link-time optimization (LTO).
3548 * configure.ac (plugins): Add --enable-plugins option.
3549 * configure: Regenerate.
3550 * config.in: Regenerate.
3551 * Makefile.am (LIBDL): New variable.
3552 (CCFILES): Add plugin.cc.
3553 (HFILES): Add plugin.h.
3554 (ldadd_var): Add LIBDL.
3555 * Makefile.in: Regenerate.
3556
3557 * archive.cc: Include "plugin.h".
3558 (Archive::setup): Don't preread archive symbols when using a plugin.
3559 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3560 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3561 files.
3562 (Archive::include_member): Add symbols from plugin objects.
3563 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3564 * descriptors.cc (Descriptors::open): Check for file descriptors
3565 abandoned by plugins.
3566 (Descriptors::claim_for_plugin): New function.
3567 * descriptors.h (Descriptors::claim_for_plugin): New function.
3568 (Open_descriptor::is_claimed): New field.
3569 (claim_descriptor_for_plugin): New function.
3570 * fileread.cc (File_read::claim_for_plugin): New function.
3571 * fileread.h (File_read::claim_for_plugin): New function.
3572 (File_read::descriptor): New function.
3573 * gold.cc: Include "plugin.h".
3574 (queue_initial_tasks): Add task to call plugin hooks for generating
3575 new object files.
3576 * main.cc: Include "plugin.h".
3577 (main): Load plugin libraries.
3578 * object.h (Pluginobj): Declare.
3579 (Object::pluginobj): New function.
3580 (Object::do_pluginobj): New function.
3581 (Object::set_target): New function.
3582 * options.cc: Include "plugin.h".
3583 (General_options::parse_plugin): New function.
3584 (General_options::General_options): Initialize plugins_ field.
3585 (General_options::add_plugin): New function.
3586 * options.h (Plugin_manager): Declare.
3587 (General_options): Add --plugin option.
3588 (General_options::has_plugins): New function.
3589 (General_options::plugins): New function.
3590 (General_options::add_plugin): New function.
3591 (General_options::plugins_): New field.
3592 * plugin.cc: New file.
3593 * plugin.h: New file.
3594 * readsyms.cc: Include "plugin.h".
3595 (Read_symbols::do_read_symbols): Check for archive before checking
3596 for ELF file. Call plugin hooks to claim files.
3597 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3598 from a real object file; force override when processing replacement
3599 files.
3600 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3601 (Symbol::init_base_object): Likewise.
3602 (Symbol::init_base_output_data): Likewise.
3603 (Symbol::init_base_output_segment): Likewise.
3604 (Symbol::init_base_constant): Likewise.
3605 (Symbol::init_base_undefined): Likewise.
3606 (Symbol::output_section): Assert that object is not a plugin.
3607 (Symbol_table::add_from_pluginobj): New function.
3608 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3609 undefined.
3610 (Symbol_table::sized_write_globals): Likewise.
3611 (Symbol_table::add_from_pluginobj): Instantiate template.
3612 * symtab.h (Sized_pluginobj): Declare.
3613 (Symbol::in_real_elf): New function.
3614 (Symbol::set_in_real_elf): New function.
3615 (Symbol::in_real_elf_): New field.
3616 (Symbol_table::add_from_pluginobj): New function.
3617
3618 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3619 (LIBDL): New variable.
3620 (LDADD): Add LIBDL.
3621 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3622 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3623 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3624 (MOSTLYCLEANFILES): Likewise.
3625 * testsuite/Makefile.in: Regenerate.
3626 * testsuite/plugin_test.c: New file.
3627 * testsuite/plugin_test_1.sh: New file.
3628 * testsuite/plugin_test_2.sh: New file.
3629
de31bda5
ILT		 36302008-09-16 Ian Lance Taylor <iant@google.com>
3631
9c2d0ef9
ILT		 3632 * target-reloc.h (relocate_section): Check whether a symbol is
3633 defined by the ABI before reporting an undefined symbol error.
3634 * target.h (Target::is_defined_by_abi): Make parameter const.
3635 (Target::do_is_defined_by_abi): Likewise.
3636 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3637 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3638 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3639 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3640 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3641 * testsuite/Makefile.in: Rebuild.
3642
de31bda5
ILT		 3643 * fileread.cc (make_view): Add casts to avoid warning.
3644
9fa33bee
AO		 36452008-09-16 Alexandre Oliva <aoliva@redhat.com>
3646
3647 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3648 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3649
183fd0e3
AO		 36502008-09-16 Alexandre Oliva <aoliva@redhat.com>
3651
3652 * options.h (General_options::output_is_executable): New.
3653 (General_options::output_is_pie): New.
3654 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3655 for shared libraries.
3656 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3657
7be8330a
CD		 36582008-09-11 Chris Demetriou <cgd@google.com>
3659
3660 * options.h (origin): New -z option.
3661 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3662 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3663 in DT_FLAGS_1.
3664
a9caad02
CC		 36652008-09-05 Cary Coutant <ccoutant@google.com>
3666
3667 * fileread.cc (File_read::make_view): Add check for attempt to map
3668 beyond end of file.
3669
ae6dce4d
CC		 36702008-09-05 Cary Coutant <ccoutant@google.com>
3671
3672 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3673 explicit instantiations.
3674
d7ab2a47
KVH		 36752008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3676
3677 PR gold/6858
3678 * options.cc (General_options::finalize): Allow undefined symbols
3679 in shlibs if linking -shared.
3680
3681 PR gold/6859
3682 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3683 symbols as not needing a dynsym entry.
3684
1e52a9c1
CS		 36852008-08-20 Craig Silverstein <csilvers@google.com>
3686
3687 * fileread.cc (File_read::open): Do not lock the file unless it
3688 was successfully opened.
3689
d85c80a3
CC		 36902008-08-14 Cary Coutant <ccoutant@google.com>
3691
3692 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3693 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3694 * testsuite/tls_test.cc (struct int128): 128-bit struct
3695 for testing TLS relocs with non-zero addend.
3696 (v12): New TLS variable.
3697 (t12): New test.
3698 (t_last): Add check for v12.
3699 * testsuite/tls_test.h (t12): New function.
3700 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3701
2d924fd9
ILT		 37022008-08-13 Ian Lance Taylor <iant@google.com>
3703
3704 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3705 set tls_segment_ or relro_segment_.
3706 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3707 when appropriate.
3708 * output.h (Output_section::clear_is_relro): New function.
3709 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3710 sections specially even when output_data_ is empty.
3711 (Output_segment::maximum_alignment): When first section is relro,
3712 only force alignment for PT_LOAD segments.
3713 * script.cc (script_data_segment_align): New function.
3714 (script_data_segment_relro_end): New function.
3715 * script-c.h (script_data_segment_align): Declare.
3716 (script_data_segment_relro_end): Declare.
3717 * script-sections.h (class Script_sections): Declare
3718 data_segment_align and data_segment_relro_end. Add fields
3719 segment_align_index_ and saw_relro_end_.
3720 * script-sections.cc (class Sections_element): Add set_is_relro
3721 virtual function. Add new bool* parameter to place_orphan_here.
3722 Add get_output_section virtual function.
3723 (class Output_section_definition): Add set_is_relro. Add new
3724 bool* parameter to place_orphan_here. Add get_output_section.
3725 Add is_relro_ field.
3726 (Output_section_definition::Output_section_definition): Initialize
3727 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3728 and is_relro_ fields.
3729 (Output_section_definition::place_orphan_here): Add is_relro
3730 parameter.
3731 (Output_section_definition::set_section_addresses): Set relro for
3732 output section.
3733 (Output_section_definition::alternate_constraint): Likewise.
3734 (class Orphan_output_section): Add new bool* parameter to
3735 place_orphan_here. Add get_output_section.
3736 (Orphan_output_section::place_orphan_here): Add is_relro
3737 parameter.
3738 (Script_sections::Script_sections): Initialize
3739 data_segment_align_index_ and saw_relro_end_.
3740 (Script_sections::data_segment_align): New function.
3741 (Script_sections::data_segment_relro_end): New function.
3742 (Script_sections::place_orphan): Set or clear is_relro.
3743 (Script_sections::set_section_addresses): Force alignment of first
3744 TLS section.
3745 * yyscript.y (exp): Call script_data_segment_align and
3746 script_data_segment_relro_end.
3747 * testsuite/relro_script_test.t: New file.
3748 * testsuite/relro_test.cc (using_script): Declare.
3749 (t1, t2): Test using_script.
3750 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3751 (relro_script_test_SOURCES): Define.
3752 (relro_script_test_DEPENDENCIES): Define.
3753 (relro_script_test_LDFLAGS): Define.
3754 (relro_script_test_LDADD): Define.
3755 (relro_script_test.so): New target.
3756 * testsuite/Makefile.in: Rebuild.
3757
f827c9a9
CC		 37582008-08-06 Cary Coutant <ccoutant@google.com>
3759
3760 * archive.cc (Archive::total_archives, Archive::total_members)
3761 (Archive::total_members_loaded): New variables.
3762 (Archive::setup): Add parameter. Add option to preread
3763 archive symbols.
3764 (Archive::read_armap): Add counter.
3765 (Archive::get_file_and_offset): New function.
3766 (Archive::get_elf_object_for_member): New function.
3767 (Archive::read_all_symbols): New function.
3768 (Archive::read_symbols): New function.
3769 (Archive::add_symbols): Add counters.
3770 (Archive::include_all_members): Use armap to find members if it's
3771 already built.
3772 (Archive::include_member): Skip reading symbols if already read.
3773 Factored code into Archive::get_file_and_offset and
3774 Archive::get_elf_object_for_member. Changed call to
3775 Mapfile::report_include_archive_member.
3776 (Archive::print_stats): New function.
3777 * archive.h: Declare Object and Read_symbols_data classes.
3778 (Archive::Archive): Add initializers for new members.
3779 (Archive::setup): Add parameter.
3780 (Archive::print_stats): New function.
3781 (Archive::total_archives, Archive::total_members)
3782 (Archive::total_members_loaded): New variables.
3783 (Archive::get_file_and_offset): New function.
3784 (Archive::get_elf_object_for_member): New function.
3785 (Archive::read_all_symbols): New function.
3786 (Archive::read_symbols): New function.
3787 (Archive::Archive_member): New class.
3788 (Archive::members_): New member.
3789 (Archive::num_members_): New member.
3790 * main.cc: Include archive.h.
3791 (main): Call Archive::print_stats.
3792 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3793 archive parameter; member_name is now the fully-decorated name.
3794 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3795 * options.h: (General_options): Add --preread-archive-symbols option.
3796 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3797 Archive::setup.
3798
de4c45bd
ILT		 37992008-08-04 Ian Lance Taylor <iant@google.com>
3800
3801 * symtab.h (Symbol::use_plt_offset): New function.
3802 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3803 * powerpc.cc (Relocate::relocate): Likewise.
3804 * sparc.cc (Relocate::relocate): Likewise.
3805 * x86_64.cc (Relocate::relocate): Likewise.
3806 * testsuite/weak_plt.sh: New test.
3807 * testsuite/weak_plt_main.cc: New test.
3808 * testsuite/weak_plt_shared.cc: New test.
3809 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3810 (check_PROGRAMS): Add weak_plt.
3811 (check_DATA): Add weak_plt_shared.so.
3812 (weak_plt_main_pic.o, weak_plt): New targets.
3813 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3814 * testsuite/Makefile.in: Rebuild.
3815
3816 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3817 gcctestdir/ld.
3818 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3819 * testsuite/Makefile.in: Rebuild.
3820
323ee3f4
AM		 38212008-08-04 Alan Modra <amodra@bigpond.net.au>
3822
3823 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3824 * Makefile.in: Regenerate.
3825 * po/POTFILES.in: Regenerate.
3826
7c07ecec
ILT		 38272008-07-29 Ian Lance Taylor <iant@google.com>
3828
3829 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3830 symbols before other symbols.
3831 * testsuite/script_test_2.cc (test_addr): Declare.
3832 (test_addr_alias): Declare.
3833 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3834 values.
7c07ecec
ILT		 3835 * testsuite/script_test_2.t: Define test_addr_alias and
3836 test_addr.
3837
5778530e
ILT		 38382008-07-24 Ian Lance Taylor <iant@google.com>
3839
2a00e4fb
ILT		 3840 PR 5990
3841 * descriptors.cc: New file.
3842 * descriptors.h: New file.
3843 * gold-threads.h (class Hold_optional_lock): New class.
3844 * fileread.cc: Include "descriptors.h".
3845 (File_read::~File_read): Release descriptor rather than closing
3846 it.
3847 (File_read::open) [file]: Call open_descriptor rather than open.
3848 Set is_descriptor_opened_.
3849 (File_read::open) [memory]: Assert that descriptor is not open.
3850 (File_read::reopen_descriptor): New function.
3851 (File_read::release): Release descriptor.
3852 (File_read::do_read): Make non-const. Reopen descriptor.
3853 (File_read::read): Make non-const.
3854 (File_read::make_view): Reopen descriptor.
3855 (File_read::do_readv): Likewise.
3856 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3857 Update declarations.
3858 * layout.cc: Include "descriptors.h".
3859 (Layout::create_build_id): Use open_descriptor rather than open.
3860 * output.cc: Include "descriptors.h".
3861 (Output_file::open): Use open_descriptor rather than open.
3862 * archive.cc (Archive::const_iterator): Change Archive to be
3863 non-const.
3864 (Archive::begin, Archive::end): Make non-const.
3865 (Archive::count_members): Likewise.
3866 * archive.h (class Archive): Update declarations.
3867 * object.h (Object::read): Make non-const.
3868 * Makefile.am (CCFILES): Add descriptors.cc.
3869 (HFILES): Add descriptors.h.
3870 * Makefile.in: Rebuild.
3871
801647d1
ILT		 3872 PR 6716
3873 * gold.h: Always include <clocale>. Add Solaris workarounds
3874 following code in binutils/sysdep.h.
3875
5edd166e
ILT		 3876 PR 6048
3877 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3878 this->eh_frame_hdr_ is NULL before using it.
3879
c89ad728
ILT		 3880 * dynobj.cc (Versions::Versions): Update comment.
3881
aa86f06b
ILT		 3882 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3883 the base version name.
3884
5778530e
ILT		 3885 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3886 array size plus one.
3887 (Stringpool_template::set_string_offsets): Subtract one from key
3888 before using it as an array index.
3889 (Stringpool_template::get_offset_with_length): Likewise.
3890 (Stringpool_template::write_to_buffer): Likewise.
3891 * stringpool.h (Stringpool_template::get_offset_from_key):
3892 Likewise.
3893
057ead22
ILT		 38942008-07-23 Ian Lance Taylor <iant@google.com>
3895
7f649c59
ILT		 3896 PR 6658
3897 * object.h (Merged_symbol_value::value): Do our best to handle a
3898 negative addend.
3899
057ead22
ILT		 3900 PR 6647
3901 * script.cc (Version_script_info::get_versions): Don't add empty
3902 version tag to return value.
3903 (Version_script_info::get_symbol_version_helper): Change return
3904 type to bool. Add pversion parameter. Change all callers.
3905 (script_register_vers_node): Don't require a non-NULL tag.
3906 * script.h (class Version_script_info): Update declarations.
3907 (Version_script_info::get_symbol_version): Change return type to
3908 bool. Add version parameter. Change all callers.
3909 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3910 handling. Handle an empty version from a version script.
3911 (Symbol_table::define_special_symbol): Likewise.
3912 * testsuite/ver_test_10.script: New file.
3913 * testsuite/ver_test_10.sh: New file.
3914 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3915 (check_DATA): Add ver_test_10.syms.
3916 (ver_test_10.syms, ver_test_10.so): New target.
3917 * testsuite/Makefile.in: Rebuild.
3918
58e54ac2
CD		 39192008-07-23 Simon Baldwin <simonb@google.com>
3920
3921 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3922 to zero for undefined symbols from dynamic libraries.
3923
95d14cd3
ILT		 39242008-07-23 Ian Lance Taylor <iant@google.com>
3925
3926 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3927 Change all callers.
3928 * symtab.h (class Symbol_table): Update declaration.
3929 * testsuite/ver_test_9.cc: New file.
3930 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3931 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3932 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3933 (ver_test_9.so, ver_test_9.o): New targets.
3934 * testsuite/Makefile.in: Rebuild.
3935
92de84a6
ILT		 39362008-07-22 Ian Lance Taylor <iant@google.com>
3937
34810851
ILT		 3938 * options.h (class General_options): Define --check-sections.
3939 * layout.cc (Layout::set_segment_offsets): Handle
3940 --check-sections.
3941
af6156ef
ILT		 3942 * options.h (class General_options): Define -n/--nmagic and
3943 -N/--omagic.
3944 * options.cc (General_options::finalize): For -n/--nmagic or
3945 -N/--omagic, set -static.
3946 * layout.cc (Layout::attach_allocated_section_to_segment): If
3947 -N/--omagic, don't put read-only and read-write sections in
3948 different segments.
3949 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3950 finding a read-only segment.
3951 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3952 don't set the minimum segment alignment to the common page size,
3953 and don't set the file offset to the address modulo the page size.
3954 * script-sections.cc (Script_sections::create_segments): If
3955 -n/--omagic, don't put read-only and read-write sections in
3956 different segments.
3957
92de84a6
ILT		 3958 * cref.cc: New file.
3959 * cref.h: New file.
3960 * options.h (class General_options): Add --print-symbol-counts.
3961 * main.cc (main): Issue defined symbol report if requested.
3962 * archive.cc (Archive::interpret_header): Make into a const member
3963 function.
3964 (Archive::add_symbols): Call Input_objects::archive_start and
3965 archive_stop.
3966 (Archive::const_iterator): Define new class.
3967 (Archive::begin, Archive::end): New functions.
3968 (Archive::include_all_members): Rewrite to use iterator.
3969 (Archive::count_members): New function.
3970 * archive.h (class Archive): Update declarations.
3971 (Archive::filename): New function.
3972 * object.cc: Include "cref.h".
3973 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3974 (Sized_relobj::do_get_global_symbol_counts): New function.
3975 (Input_objects::add_object): Add object to cross-referencer.
3976 (Input_objects::archive_start): New function.
3977 (Input_objects::archive_stop): New function.
3978 (Input_objects::print_symbol_counts): New function.
3979 * object.h: Declare Cref and Archive.
3980 (Object::get_global_symbol_counts): New function.
3981 (Object::do_get_global_symbol_counts): New pure virtual function.
3982 (class Sized_relobj): Add defined_count_ field. Update
3983 declarations.
3984 (class Input_objects): Add cref_ field. Update constructor.
3985 Update declarations.
3986 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3987 defined_count_.
3988 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3989 symbol counts.
3990 (Sized_dynobj::do_get_global_symbol_counts): New function.
3991 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3992 defined_count_. Update declarations. Define Symbols typedef.
3993 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3994 parameter. Change all callers.
3995 (Symbol_table::add_from_dynobj): Add sympointers and defined
3996 parameters. Change all callers.
3997 * symtab.h (class Symbol_table): Update declarations.
3998 * Makefile.am (CCFILES): Add cref.cc.
3999 (HFILES): Add cref.h.
4000 * Makefile.in: Rebuild.
4001
3f7c5e1d
CD		 40022008-07-22 Simon Baldwin <simonb@google.com>
4003
4004 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4005 to zero when writing undefined symbols.
4006
e0b64032
ILT		 40072008-07-22 Ian Lance Taylor <iant@google.com>
4008
4009 * output.cc (Output_section::add_input_section): Don't try to
4010 merge empty merge sections.
4011
096b02cf
CS		 40122008-07-21 Craig Silverstein <csilvers@google.com>
4013
4014 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4015 Include symbol version in error message.
cd536b21 4016
1d1f116d
CD		 40172008-07-20 Chris Demetriou <cgd@google.com>
4018
cd536b21 4019 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4020 (RANDOM_SEED_CFLAGS): New substituted variable.
4021 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4022 * configure: Rebuild.
4023 * Makefile.in: Likewise.
4024 * testsuite/Makefile.in: Likewise.
4025
a18f591e
ILT		 40262008-07-18 Ian Lance Taylor <iant@google.com>
4027
4028 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4029 where we see NAME/NULL and NAME/VERSION as separate symbols.
4030 * testsuite/ver_test_main.cc (main): Call t4.
4031 (t4, t4_2a): Define.
4032 * testsuite/ver_test_2.cc (t4_2): Define.
4033 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4034 * testsuite/ver_test_4.cc (t4_2a): Define.
4035 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4036 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4037
c6e3f6ed
ILT		 40382008-07-17 Ian Lance Taylor <iant@google.com>
4039
4040 * dynobj.cc (Versions::add_def): If we give an error about a
4041 missing version, go ahead and create the version anyhow.
4042
ef9beddf
ILT		 40432008-07-10 Ian Lance Taylor <iant@google.com>
4044
4045 Handle output sections with more than 0x7fffffff bytes.
4046 * object.h (class Relobj): Change map_to_output_ to
4047 output_sections_, and just keep a section pointer. Change all
4048 uses. Move comdat group support to Sized_relobj.
4049 (Relobj::is_section_specially_mapped): Remove.
4050 (Relobj::output_section): Remove poff parameter. Change all
4051 callers.
4052 (Relobj::output_section_offset): New function.
4053 (Relobj::set_section_offset): Rewrite.
4054 (Relobj::map_to_output): Remove.
4055 (Relobj::output_sections): New function.
4056 (Relobj::do_output_section_offset): New pure virtual function.
4057 (Relobj::do_set_section_offset): Likewise.
4058 (class Sized_relobj): Add section_offsets_ field. Add comdat
4059 group support from Relobj. Update declarations.
4060 (Sized_relobj::get_output_section_offset): New function.
4061 (Sized_relobj::do_output_section_offset): New function.
4062 (Sized_relobj::do_set_section_offset): New function.
4063 * object.cc (Relobj::output_section_address): Remove.
4064 (Sized_relobj::Sized_relobj): Initialize new fields.
4065 (Sized_relobj::include_section_group): Cast find_kept_object to
4066 Sized_relobj.
4067 (Sized_relobj::include_linkonce_section): Likewise.
4068 (Sized_relobj::do_layout): Use separate arrays for output section
4069 and output offset.
4070 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4071 output_sections.
4072 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4073 output_sections and section_offsets.
4074 (Sized_relobj::write_local_symbols): Likewise.
4075 (map_to_kept_section): Compute output address directly.
4076 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4077 output_sections and section_offsets.
4078 (Sized_relobj::write_sections): Likewise.
4079 (Sized_relobj::relocate_sections): Likewise.
4080 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4081 * output.h (class Output_reloc): Update declarations. Change
4082 u2_.relobj to Sized_relobj*.
4083 (class Output_data_reloc): Change add functions to use
4084 Sized_relobj*.
4085 * output.cc (Output_reloc::Output_reloc): Change relobj to
4086 Sized_relobj*.
4087 (Output_reloc::local_section_offset): Change return type to
4088 Elf_Addr. Use get_output_section_offset.
4089 (Output_reloc::get_address): Likewise.
4090 (Output_section::is_input_address_mapped): Don't call
4091 is_section_specially_mapped.
4092 (Output_section::output_offset): Likewise.
4093 (Output_section::output_address): Likewise.
4094 (Output_section::starting_output_address): Likewise.
4095 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4096 parameter to Sized_relobj*.
4097 (Copy_relocs::need_copy_reloc): Likewise.
4098 (Copy_relocs::save): Likewise.
4099 * copy-relocs.h (class Copy_relocs): Update declarations.
4100 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4101 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4102 * target-reloc.h (relocate_for_relocatable): Change
4103 offset_in_output_section type to Elf_Addr. Change code that uses
4104 it as well.
4105 * layout.cc (Layout::layout): Always set *off.
4106 * mapfile.cc (Mapfile::print_input_section): Use
4107 output_section_offset.
4108 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4109 Sized_relobj*.
4110 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4111 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4112 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4113
5cb66f97
ILT		 41142008-07-03 Ian Lance Taylor <iant@google.com>
4115
4116 * layout.cc (Layout::include_section): Do not discard unrecognized
4117 SHT_STRTAB sections.
4118
afe47622
CS		 41192008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4120
4121 * script.cc (Lex::can_continue_name): Make '?' allowable in
4122 version-script names.
4123 * testsuite/version_script.map: Change glob pattern to use '?'
4124
5adf9721
ILT		 41252008-06-30 Manish Singh <yosh@gimp.org>
4126
4127 PR 6585
4128 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4129 Correct typo.
4130
e6fde208
ILT		 41312008-06-30 Ian Lance Taylor <iant@google.com>
4132
4133 PR 6660
4134 PR 6682
4135 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4136 versions]: Don't try to read the value in the contents, since we
4137 don't use it. Use the template endianness when writing.
4138
3f2e6a2d
CC		 41392008-06-25 Cary Coutant <ccoutant@google.com>
4140
4141 * fileread.cc (File_read::make_view): Assert on zero-length view.
4142 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4143 symbol table when there are no symbols to read.
4144
c43d3a48
CS		 41452008-06-23 Craig Silverstein <csilvers@google.com>
4146
4147 * version.cc (version_string): Bump to 1.7
4148
5f494ea0
CS		 41492008-06-18 Craig Silverstein <csilvers@google.com>
4150
4151 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4152 constant 0xFFFF to type Valtype.
4153 (Powerpc_relocate_functions::rel16_ha): Likewise.
4154
c42e122e
ILT		 41552008-06-17 Ian Lance Taylor <iant@google.com>
4156
f34787f8
ILT		 4157 * output.h (Output_section::Input_section): Initialize p2align_ to
4158 zero for Output_section_data constructors.
4159 (Output_section::Input_section::addralign): If not an input
4160 section, return the alignment of the Output_section_data.
4161 * testsuite/copy_test.cc: New file.
4162 * testsuite/copy_test_1.cc: New file.
4163 * testsuite/copy_test_2.cc: New file.
4164 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4165 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4166 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4167 (copy_test_1_pic.o, copy_test_1.so): New targets.
4168 (copy_test_2_pic.o, copy_test_2.so): New targets.
4169 * testsuite/Makefile.in: Rebuild.
4170
c42e122e
ILT		 4171 * script-sections.cc (Script_sections::place_orphan): Initialize
4172 local variable exact.
4173
ce3ac18a
DE		 41742008-06-13 David Edelsohn <edelsohn@gnu.org>
4175
4176 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4177
42cacb20
DE		 41782008-06-12 David Edelsohn <edelsohn@gnu.org>
4179 David S. Miller <davem@davemloft.net>
4180
4181 * powerpc.cc: New file.
4182 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4183 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4184 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4185 * Makefile.in: Rebuild.
4186
7b308235
ILT		 41872008-06-09 Ian Lance Taylor <iant@google.com>
4188
4189 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4190 <exception>.
4191 (throwing, orig_terminate): New static variables.
4192 (terminate_handler): New static function.
4193 (t2): Set terminate handler.
4194
f0b886e3
ILT		 41952008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4196
4197 PR 6584
cd536b21 4198 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4199 alignment.
4200
3e90f135
CC		 42012008-05-30 Cary Coutant <ccoutant@google.com>
4202
4203 * archive.cc (Archive::include_all_members) Correct to step
4204 over symbol table and extended name table in thin archives.
4205
e09ad04a
ILT		 42062008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4207
4208 PR 6407
4209 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4210 calculation.
4211
62b01cb5
ILT		 42122008-05-28 Caleb Howe <cshowe@google.com>
4213
4214 * reduced_debug_output.cc: New file.
4215 * reduced_debug_output.h: New file.
92de84a6 4216 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4217 * options.cc (General_options::finalize): Add strip_debug_non_line
4218 to the strip heirarchy.
4219 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4220 fields.
4221 * layout.cc: Include "reduced_debug_output.h".
4222 (Layout::Layout): Initialize new fields.
4223 (line_only_debug_sections): New static array.
4224 (is_lines_only_debug_sections): New static inline function.
4225 (Layout::include_section): Handle --strip-debug-non-line.
4226 (Layout::make_output_section): If --strip-debug-non-line, build
4227 new output sections for .debug_abbrev and .debug_info.
4228 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4229 gold. Warn about possible overflow.
4230 (read_signed_LEB_128): Likewise.
4231 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4232 (read_signed_LEB_128): Declare.
4233 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4234 (HFILES): Add reduced_debug_output.h.
4235 * Makefile.in: Rebuild.
4236
7d9e3d98
ILT		 42372008-05-21 Ian Lance Taylor <iant@google.com>
4238
4239 * mapfile.cc: New file.
4240 * mapfile.h: New file.
4241 * options.h (class General_options): Add -M/--print-map and -Map.
4242 * options.cc (General_options::finalize): Make -M equivalent to
4243 -Map -.
4244 * main.cc: Include <cstdio> and "mapfile.h".
4245 (main): Open mapfile if requested.
4246 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4247 constructor. Change caller.
4248 (queue_initial_tasks): Add mapfile parameter. Change caller.
4249 (queue_middle_tasks): Likewise.
4250 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4251 declarations.
4252 * archive.cc: Include "mapfile.h".
4253 (Archive::add_symbols): Add mapfile parameter. Change all
4254 callers. Pass mapfile, symbol, and reason to include_member.
4255 (Archive::include_all_members): Add mapfile parameter. Change all
4256 callers.
4257 (Archive::include_member): Add mapfile, sym, and why parameters.
4258 Change all callers. Report inclusion to map file.
4259 * archive.h: Include "fileread.h".
4260 (class Archive): Update declarations.
4261 (Archive::file): New const method.
4262 (class Add_archive_symbols): Add mapfile_ field. Update
4263 constructor. Change all callers.
4264 * readsyms.h (class Read_symbols): Likewise.
4265 (class Finish_group): Likewise.
4266 (class Read_script): Likewise.
4267 * common.cc: Include "mapfile.h".
4268 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4269 all callers.
4270 (Symbol_table::do_allocate_commons): Likewise.
4271 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4272 symbol allocation to mapfile.
4273 * common.h (class Allocate_commons_task): Add mapfile_ field.
4274 Update constructor. Change all callers.
4275 * symtab.h (class Symbol_table): Update declarations.
4276 * layout.cc: Include "mapfile.h".
4277 (Layout_task_runner::run): Print information to mapfile.
4278 (Layout::create_gold_note): Change Output_data_fixed_space to
4279 Output_data_zero_fill.
4280 (Layout::create_build_id): Likewise.
4281 (Layout::print_to_mapfile): New function.
4282 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4283 constructor. Change caller.
4284 (class Layout): Declare print_to_mapfile.
4285 * output.cc (Output_section::Input_section::print_to_mapfile): New
4286 function.
4287 (Output_section::add_input_section): If producing a map, always
4288 add to input_sections_ list.
4289 (Output_section::do_print_to_mapfile): New function.
4290 (Output_segment::print_sections_to_mapfile): New function.
4291 (Output_segment::print_section_list_to_mapfile): New function.
4292 * output.h: Include "mapfile.h".
4293 (Output_data::print_to_mapfile): New function.
4294 (Output_data::do_print_to_mapfile): New virtual function.
4295 (Output_segment_headers::do_print_to_mapfile): New function.
4296 (Output_file_header::do_print_to_mapfile): New function.
4297 (Output_data_const::do_print_to_mapfile): New function.
4298 (class Output_data_const_buffer): Add map_name_ field. Update
4299 constructor. Change all callers. Add do_print_to_mapfile
4300 function.
4301 (class Output_data_fixed_space): Likewise.
4302 (class Output_data_space): Likewise.
4303 (class Output_data_zero_fill): New class.
4304 (Output_data_strtab::do_print_to_mapfile): New function.
4305 (Output_data_reloc_base::do_print_to_mapfile): New function.
4306 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4307 (Output_data_group::do_print_to_mapfile): New function.
4308 (Output_data_got::do_print_to_mapfile): New function.
4309 (Output_data_dynamic::do_print_to_mapfile): New function.
4310 (Output_symtab_xindex::do_print_to_mapfile): New function.
4311 (class Output_section): Declare do_print_to_mapflie. Declare
4312 print_to_mapfile in Input_section.
4313 (class Output_segment): Declare new functions.
4314 * object.h (Sized_relobj::symbol_count): New function.
4315 * script-sections.cc
4316 (Output_section_element_dot_assignment::set_section_addresses):
4317 Change Output_data_fixed_space to Output_data_zero_fill.
4318 (Output_data_expression::do_print_to_mapfile): New function.
4319 * script.cc (read_input_script): Add mapfile parameter. Change
4320 all callers.
4321 * script.h (read_input_script): Update declaration.
4322 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4323 (Eh_frame::do_print_to_mapfile): New function.
4324 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4325 (Output_merge_string::do_print_to_mapfile): New function.
4326 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4327 function.
4328 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4329 function.
4330 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4331 function.
4332 * Makefile.am (CCFILES): Add mapfile.cc.
4333 (HFILES): Add mapfile.h.
4334 * Makefile.in: Rebuild.
4335
9f1d377b
ILT		 43362008-05-19 Ian Lance Taylor <iant@google.com>
4337
4338 * options.h (class General_options): Add -z relro.
4339 * layout.cc (Layout::Layout): Initialize relro_segment_.
4340 (Layout::add_output_section_data): Return the output section.
4341 (Layout::make_output_section): Rcognize relro sections and mark
4342 them appropriately.
4343 (Layout::attach_allocated_section_to_segment): Put relro sections
4344 in a PT_GNU_RELRO segment.
4345 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4346 section as relro.
4347 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4348 PT_TLS segments.
4349 (Layout::linkonce_mapping): Map d.rel.ro.local to
4350 .data.rel.ro.local.
4351 (Layout::output_section_name): Us .data.rel.ro.local for any
4352 section which begins with that.
4353 * layout.h (class Layout): Update add_output_section_data
4354 declaration. Add relro_segment_ field.
4355 * output.cc (Output_section::Output_section): Initialize is_relro_
4356 and is_relro_local_ fields.
4357 (Output_segment::add_output_section): Group relro sections.
4358 (Output_segment::is_first_section_relro): New function.
4359 (Output_segment::maximum_alignment): If there is a relro section,
4360 align the segment to the common page size.
4361 (Output_segment::set_section_addresses): Track whether we are
4362 looking at relro sections. If the last section is a relro
4363 section, align to the common page size.
4364 (Output_segment::set_section_list_addresses): Add in_relro
4365 parameter. Change all callers. Align to the page size when
4366 moving from relro to non-relro section.
4367 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4368 segment.
4369 * output.h (class Output_section): Add is_relro_ and
4370 is_relro_local_ fields.
4371 (Output_section::is_relro): New function.
4372 (Output_section::set_is_relro): New function.
4373 (Output_section::is_relro_local): New function.
4374 (Output_section::set_is_relro_local): New function.
4375 (class Output_segment): Update declarations.
4376 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4377 * sparc.cc (Target_sparc::got_section): Likewise.
4378 * x86_64.cc (Target_x86_64::got_section): Likewise.
4379 * testsuite/relro_test_main.cc: New file.
4380 * testsuite/relro_test.cc: New file.
4381 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4382 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4383 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4384 (relro_test.so, relro_test_pic.o): New targets.
4385 * testsuite/Makefile.in: Rebuild.
4386
a984ee1d
ILT		 43872008-05-16 Ian Lance Taylor <iant@google.com>
4388
01676dcd
ILT		 4389 * output.cc (Output_segment::add_output_section): Remove front
4390 parameter.
4391 * output.h (class Output_segment): Remove
4392 add_initial_output_section and overloaded add_output_section.
4393 Update declaration of remaining add_output_section.
4394 * layout.cc (Layout::create_interp): Call add_output_section
4395 rather than add_initial_output_section.
4396 (Layout::finish_dynamic_section): Likewise.
4397
497897f9
ILT		 4398 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4399 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4400 know the dynamic type.
4401 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4402 field. Initialize it in constructor.
4403 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4404 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4405 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4406 reloc.
4407
a984ee1d
ILT		 4408 * output.cc (Output_reloc::get_address): Change return type to
4409 Elf_Addr.
4410 * output.h (class Output_reloc): Update get_address declaration.
4411 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4412 for section addresses.
4413
55ba0940
ILT		 44142008-05-09 Ian Lance Taylor <iant@google.com>
4415
4416 PR 6493
4417 * gold.cc (gold_nomem): Use return value of write.
4418
75517b77
ILT		 44192008-05-08 Ian Lance Taylor <iant@google.com>
4420
4421 * symtab.c (Symbol::init_base_output_data): Add version
4422 parameter. Change all callers.
4423 (Symbol::init_base_output_segment): Likewise.
4424 (Symbol::init_base_constant): Likewise.
4425 (Symbol::init_base_undefined): Likewise.
4426 (Sized_symbol::init_output_data): Likewise.
4427 (Sized_symbol::init_output_segment): Likewise.
4428 (Sized_symbol::init_constant): Likewise.
4429 (Sized_symbol::init_undefined): Likewise.
4430 (Symbol_table::do_define_in_output_data): If the new symbol has a
4431 version, mark it as the default.
4432 (Symbol_table::do_define_in_output_segment): Likewise.
4433 (Symbol_table::do_define_as_constant): Likewise.
4434 * symtab.h (class Symbol): Update declarations.
4435 (class Sized_symbol): Likewise.
4436 * resolve.cc (Symbol::override_version): New function.
c42e122e 4437 (Symbol::override_base): Call override_version.
75517b77
ILT		 4438 (Symbol::override_base_with_special): Likewise.
4439 * testsuite/ver_script_8.script: New file.
4440 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4441 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4442 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4443 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4444
f1f70eae
ILT		 44452008-05-06 Ian Lance Taylor <iant@google.com>
4446
f3e9c5c5
ILT		 4447 PR 6049
4448 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4449 functions.
4450 (class General_options): Remove existing --undefined, and add
4451 --no-undefined instead. Add new --undefined as synonym for -u.
4452 * archive.cc (Archive::add_symbols): Check whether symbol was
4453 named with -u.
4454 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4455 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4456 all uses. Add IS_UNDEFINED. Update declarations to split
4457 different versions of init_base. Declare init_base_undefined.
4458 (Symbol::is_defined): Handle IS_UNDEFINED.
4459 (Symbol::is_undefined): Likewise.
4460 (Symbol::is_weak_undefined): Call is_undefined.
4461 (Symbol::is_absolute): Handle IS_CONSTANT.
4462 (class Sized_symbol): Update declarations to split different
4463 versions of init. Declare init_undefined.
4464 (class Symbol_table): Declare new functions.
4465 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4466 Change all callers.
4467 (Symbol::init_base_output_data): Likewise.
4468 (Symbol::init_base_output_segment): Likewise.
4469 (Symbol::init_base_constant): Likewise.
4470 (Symbol::init_base_undefined): New function.
4471 (Sized_symbol::init_object): Rename from init. Change all
4472 callers.
4473 (Sized_symbol::init_output_data): Likewise.
4474 (Sized_symbol::init_output_segment): Likewise.
4475 (Sized_symbol::init_constant): Likewise.
4476 (Sized_symbol::init_undefined): New function.
4477 (Symbol_table::add_undefined_symbols_from_command_line): New
4478 function.
4479 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4480 function.
4481 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4482 (Symbol::output_section): Likewise.
4483 (Symbol::set_output_section): Likewise.
4484 (Symbol_table::sized_finalize_symbol): Likewise.
4485 (Symbol_table::sized_write_globals): Likewise.
4486 * resolve.cc (Symbol_table::should_override): Likewise.
4487 (Symbol::override_base_with_special): Likewise.
4488
8bdcdf2c
ILT		 4489 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4490 symbol, change it to have default visibility.
4491 * testsuite/protected_1.cc: New file.
4492 * testsuite/protected_2.cc: New file.
4493 * testsuite/protected_3.cc: New file.
4494 * testsuite/protected_main_1.cc: New file.
4495 * testsuite/protected_main_2.cc: New file.
4496 * testsuite/protected_main_3.cc: New file.
4497 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4498 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4499 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4500 (protected_1.so): New target.
4501 (protected_1_pic.o, protected_2_pic.o): New targets.
4502 (protected_3_pic.o): New target.
4503 (check_PROGRAMS): Add protected_2.
4504 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4505 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4506 * testsuite/Makefile.in: Rebuild.
4507
2b706932
ILT		 4508 * options.h (DEFINE_var): Add set_user_set_##varname__.
4509 (DEFINE_bool_alias): New macro.
4510 (class General_options): Define -Bstatic using DEFINE_bool_alias
4511 rather than DEFINE_special. Add --undefined as an alias for -z
4512 defs.
4513 * options.cc (General_options::parse_Bstatic): Remove.
4514
d82a5bcc
ILT		 4515 * options.h (class General_options): Add --fatal-warnings.
4516 * main.cc (main): Implement --fatal-warnings.
4517 * errors.h (Errors::warning_count): New function.
4518
f1f70eae
ILT		 4519 * options.h (class General_options): Add -Bsymbolic-functions.
4520 * symtab.h (Symbol::is_preemptible): Check for
4521 -Bsymbolic-functions.
4522
8825ac63
ILT		 45232008-05-05 Ian Lance Taylor <iant@google.com>
4524
d98bc257
ILT		 4525 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4526 as noVARNAME rather than no-VARNAME.
4527 (class General_options): Add option -z combreloc.
4528 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4529 get_address.
4530 (Output_reloc::sort_before) [SHT_REL]: New function.
4531 (Output_reloc::sort_before) [SHT_RELA]: New function.
4532 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4533 Sort_relocs_comparison.
4534 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4535 parameter. Change all callers.
4536 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4537 sort_relocs parameter. Change all callers.
4538 * output.cc (Output_reloc::get_address): New function, broken out
4539 of write_rel.
4540 (Output_reloc::write_rel): Call it.
4541 (Output_reloc::compare): New function.
4542 (Output_data_reloc_base::do_write): Optionally sort relocs.
4543
60b2b4e7
ILT		 4544 * configure.ac: If targ_extra_obj is set, link it in.
4545 * configure.tgt: Initialize all variables.
4546 (x86_64*): Set targ_extra_obj and targ_extra_size.
4547 * configure: Rebuild.
4548
8825ac63
ILT		 4549 * object.cc (Sized_relobj::include_section_group): Adjust section
4550 indexes read from group data. Build vector to pass to
4551 layout_group.
4552 * layout.cc (Layout::layout_group): Add flags and shndxes
4553 parameters. Remove contents parameter. Change caller. Update
4554 explicit instantiations.
4555 * layout.h (class Layout): Update layout_group declaration.
4556 * output.cc (Output_data_group::Output_data_group): Add flags and
4557 input_shndxes parameters. Remove contents parameter. Change
4558 caller.
4559 (Output_data_group::do_write): Change input_sections_ to
4560 input_shndxes_.
4561 * output.h (class Output_data_group): Update constructor
4562 declaration. Rename input_sections_ to input_shndxes_.
4563 * testsuite/many_sections_test.cc: Add template.
4564
e94cf127
CC		 45652008-04-30 Cary Coutant <ccoutant@google.com>
4566
4418b2d5
CC		 4567 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4568
e94cf127
CC		 4569 * layout.cc (Layout::include_section): Refactored check for debug
4570 info section.
4571 (Layout::add_comdat): Add new parameters. Change type
4572 of signature parameter. Add object and shndx to signatures table.
4573 (Layout::find_kept_object): New function.
4574 * layout.h: Include <cstring>.
4575 (Layout::is_debug_info_section): New function.
4576 (Layout::add_comdat): Add new parameters.
4577 (Layout::find_kept_object): New function.
4578 (Layout::Kept_section): New struct.
4579 (Layout::Signatures): Change type of map range.
4580 * object.cc (Relobj::output_section_address): New function.
4581 (Sized_relobj::include_section_group): Add new parameters. Change
4582 calls to Layout::add_comdat. Change to build table of kept comdat
4583 groups and table mapping discarded sections to kept sections.
4584 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4585 (Sized_relobj::do_layout): Change calls to include_section_group and
4586 include_linkonce_section.
4587 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4588 value to zero when section is discarded.
4589 (Sized_relobj::map_to_kept_section): New function.
4590 * object.h (Relobj::output_section_address): New function.
4591 (Relobj::Comdat_group): New type.
4592 (Relobj::find_comdat_group): New function.
4593 (Relobj::Comdat_group_table): New type.
4594 (Relobj::Kept_comdat_section): New type.
4595 (Relobj::Kept_comdat_section_table): New type.
4596 (Relobj::add_comdat_group): New function.
4597 (Relobj::set_kept_comdat_section): New function.
4598 (Relobj::get_kept_comdat_section): New function.
4599 (Relobj::comdat_groups_): New field.
4600 (Relobj::kept_comdat_sections_): New field.
4601 (Symbol_value::input_value): Update comment.
4602 (Sized_relobj::map_to_kept_section) New function.
4603 (Sized_relobj::include_linkonce_section): Add new parameter.
4604 * target-reloc.h (Comdat_behavior): New type.
4605 (get_comdat_behavior): New function.
4606 (relocate_section): Add code to map a discarded section to the
4607 corresponding kept section when applying a relocation.
4608
e4e5049b
CS		 46092008-04-30 Craig Silverstein <csilvers@google.com>
4610
4611 * dwarf_reader.cc (next_generation_count): New static var.
4612 (Addr2line_cache_entry): New struct.
4613 (addr2line_cache): New static var.
4614 (Dwarf_line_info::one_addr2line): Added caching.
4615 (Dwarf_line_info::clear_addr2line_cache): New function.
4616 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4617 cache-size parameter.
4618 (Dwarf_line_info::one_addr2line_cache): New function.
4619 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4620 new cache-size argument to one_addr2line(), and clear cache.
4621
d09e9154
CC		 46222008-04-28 Cary Coutant <ccoutant@google.com>
4623
4624 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4625 R_386_PC8 relocations.
4626
7ef73768
ILT		 46272008-04-23 Ian Lance Taylor <iant@google.com>
4628
55438702
ILT		 4629 * object.cc (Sized_relobj::include_section_group): Check for
4630 invalid section group.
4631
c165fb93
ILT		 4632 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4633 header size.
4634
7ef73768
ILT		 4635 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4636 than read for file header.
4637 * archive.cc (Archive::include_member): Likewise.
4638
6194aaab
L		 46392008-04-23 Paolo Bonzini <bonzini@gnu.org>
4640
4641 * aclocal.m4: Regenerate.
4642 * configure: Regenerate.
4643
d491d34e
ILT		 46442008-04-19 Ian Lance Taylor <iant@google.com>
4645
5ea2bac6
ILT		 4646 * version.cc (version_string): Bump to 1.6.
4647
7bc3e21a
ILT		 4648 * testsuite/Makefile.am (many_sections_r_test): New target.
4649 (many_sections_r_test_SOURCES): Remove.
4650 (many_sections_r_test_DEPENDENCIES): Remove.
4651 (many_sections_r_test_LDFLAGS): Remove.
4652 (many_sections_r_test_LDADD): Remove.
4653
7fcd3aa9
ILT		 4654 * object.cc (Sized_relobj::do_add_symbols): Always pass
4655 local_symbol_count_ to add_from_relobj.
4656
4c94d6ae
ILT		 4657 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4658 every thousand variables.
4659 * testsuite/Makefile.in: Rebuild.
4660
d491d34e
ILT		 4661 * object.cc (Xindex::initialize_symtab_xindex): New function.
4662 (Xindex::read_symtab_xindex): New function.
4663 (Xindex::sym_xindex_to_shndx): New function.
4664 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4665 available.
4666 (Sized_relobj::do_initialize_xindex): New function.
4667 (Sized_relobj::do_read_symbols): Adjust section links.
4668 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4669 parameter. Change all callers.
4670 (Sized_relobj::include_section_group): Adjust section links and
4671 symbol section indexes.
4672 (Sized_relobj::do_layout): Adjust section links.
4673 (Sized_relobj::do_count_local_symbols): Adjust section links and
4674 symbol section indexes.
4675 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4676 ordinary and special symbols.
4677 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4678 dynsym_xindex parameters. Change all callers. Adjust section
4679 links. Use SHN_XINDEX when needed.
4680 (Sized_relobj::get_symbol_location_info): Adjust section links.
4681 Don't get fooled by special symbols.
4682 * object.h (class Xindex): Define.
4683 (class Object): Add xindex_ parameter. Declare virtual functoin
4684 do_initialize_xindex.
4685 (Object::adjust_sym_shndx): New function.
4686 (Object::set_xindex): New protected function.
4687 (class Symbol_value): Add is_ordinary_shndx_ field.
4688 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4689 (Symbol_value::value): Assert ordinary section.
4690 (Symbol_value::initialize_input_to_output_map): Likewise.
4691 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4692 Change all callers.
4693 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4694 all callers.
4695 (class Sized_relobj): Update declarations.
4696 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4697 parameter. Change all callers.
4698 (Sized_relobj::adjust_shndx): New function.
4699 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4700 field.
4701 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4702 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4703 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4704 (Sized_dynobj::read_dynsym_section): Adjust section links.
4705 (Sized_dynobj::read_dynamic): Likewise.
4706 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4707 section links.
4708 (Sized_dynobj::do_initialize_xindex): New function.
4709 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4710 do_initialize_xindex.
4711 (Sized_dynobj::adjust_shndx): New function.
4712 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4713 dynsym_xindex_ fields.
4714 (Layout::finalize): Add a call to set_section_indexes before
4715 creating the symtab sections.
4716 (Layout::set_section_indexes): Don't do anything if the section
4717 already has a section index.
4718 (Layout::create_symtab_sections): Add shnum parameter. Change
4719 caller. Create .symtab_shndx section if needed.
4720 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4721 caller.
4722 (Layout::allocated_output_section_count): New function.
4723 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4724 needed.
4725 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4726 fields. Update declarations.
4727 (Layout::symtab_xindex): New function.
4728 (Layout::dynsym_xindex): New function.
4729 (class Write_symbols_task): Add layout_ field.
4730 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4731 Change caller.
4732 * output.cc (Output_section_headers::Output_section_headers): Add
4733 shstrtab_section parameter. Change all callers.
4734 (Output_section_headers::do_sized_write): Store overflow values
4735 for section count and section string table section index in
4736 section header zero.
4737 (Output_file_header::do_sized_write): Check for overflow of
4738 section count and section string table section index.
4739 (Output_symtab_xindex::do_write): New function.
4740 (Output_symtab_xindex::endian_do_write): New function.
4741 * output.h (class Output_section_headers): Add shstrtab_section_.
4742 Update declarations.
4743 (class Output_symtab_xindex): Define.
4744 (Output_section::has_out_shndx): New function.
4745 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4746 field.
4747 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4748 Change all callers.
4749 (Sized_symbol::init): Likewise.
4750 (Symbol::output_section): Check for ordinary symbol.
4751 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4752 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4753 callers.
4754 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4755 Change all callers. Simplify handling of symbols from sections
4756 not included in the link.
4757 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4758 distinction.
4759 (Weak_alias_sorter::operator()): Assert that symbols are
4760 ordinary.
4761 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4762 distinction.
4763 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4764 parameters. Change all callers.
4765 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4766 symbol distinction. Use SHN_XINDEX when needed.
4767 (Symbol_table::write_section_symbol): Add symtab_xindex
4768 parameter. Change all callers.
4769 (Symbol_table::sized_write_section_symbol): Likewise. Use
4770 SHN_XINDEX when needed.
4771 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4772 declarations.
4773 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4774 (Symbol::is_defined): Check is_ordinary.
4775 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4776 (Symbol::is_absolute, Symbol::is_common): Likewise.
4777 (class Sized_symbol): Update declarations.
4778 (class Symbol_table): Update declarations.
4779 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4780 parameters. Change all callers.
4781 (Sized_symbol::override): Likewise.
4782 (Symbol_table::override): Likewise.
4783 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4784 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4785 is_ordinary, and orig_st_shndx parameters. Change all callers.
4786 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4787 to be in an ordinary section.
4788 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4789 object and is_ordinary parameters. Change all callers.
4790 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4791 Change all callers. Don't add undefined or non-ordinary symbols
4792 to reloc_map_.
4793 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4794 Change all callers.
4795 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4796 declarations.
4797 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4798 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4799 (Sized_relobj::relocate_sections): Likewise.
4800 * target-reloc.h (scan_relocs): Adjust section symbol index.
4801 (scan_relocatable_relocs): Likewise.
4802 * i386.cc (Scan::local): Check for ordinary symbols.
4803 * sparc.cc (Scan::local): Likewise.
4804 * x86_64.cc (Scan::local): Likewise.
4805 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4806 to symbol_section_and_value.
4807 * testsuite/many_sections_test.cc: New file.
4808 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4809 (check_PROGRAMS): Add many_sections_test.
4810 (many_sections_test_SOURCES): Define.
4811 (many_sections_test_DEPENDENCIES): Define.
4812 (many_sections_test_LDFLAGS): Define.
4813 (BUILT_SOURCES): Add many_sections_define.h.
4814 (many_sections_define.h): New target.
4815 (BUILT_SOURCES): Add many_sections_check.h.
4816 (many_sections_check.h): New target.
4817 (check_PROGRAMS): Add many_sections_r_test.
4818 (many_sections_r_test_SOURCES): Define.
4819 (many_sections_r_test_DEPENDENCIES): Define.
4820 (many_sections_r_test_LDFLAGS): Define.
4821 (many_sections_r_test_LDADD): Define.
4822 (many_sections_r_test.o): New target.
4823 * testsuite/Makefile.in: Rebuild.
4824
c5818ff1
CC		 48252008-04-17 Cary Coutant <ccoutant@google.com>
4826
4827 * errors.cc (Errors::info): New function.
4828 (gold_info): New function.
4829 * errors.h (Errors::info): New function.
4830 * gold.h (gold_info): New function.
4831 * object.cc (Input_objects::add_object): Print trace output.
4832 * options.cc (options::parse_set): New function.
4833 (General_options::parse_wrap): Deleted.
4834 (General_options::General_options): Deleted initializer.
4835 * options.h (options::String_set): New typedef.
4836 (options::parse_set): New function.
4837 (DEFINE_set): New macro.
4838 (General_options::wrap): Changed to use DEFINE_set. Changed
4839 callers of any_wrap_symbols and is_wrap_symbol.
4840 (General_options::trace, General_options::trace_symbol):
4841 New options.
4842 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4843 (General_options::wrap_symbols_): Deleted.
4844 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4845
b5be4a7c
DM		 48462008-04-17 David S. Miller <davem@davemloft.net>
4847
4848 * options.cc (General_options::parse_V): New function.
4849 * options.h: Add entries for -V and -Qy.
4850
155a0dd7
ILT		 48512008-04-17 Ian Lance Taylor <iant@google.com>
4852
4853 * common.cc (Symbol_table::allocate_commons): Remove options
4854 parameter. Change caller.
4855 (Symbol_table::do_allocate_commons): Remove options parameter.
4856 Change caller. Just call do_allocate_commons_list twice.
4857 (Symbol_table::do_allocate_commons_list): New function, broken out
4858 of do_allocate_commons.
4859 * common.h (class Allocate_commons_task): Remove options_ field.
4860 Update constructor.
4861 * symtab.cc (Symbol_table::Symbol_table): Initialize
4862 tls_commons_.
4863 (Symbol_table::add_from_object): Put TLS common symbols on
4864 tls_commons_ list.
4865 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4866 which are IN_OUTPUT_DATA.
4867 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4868 allocate_commons and do_allocate_commons declarations. Declare
4869 do_allocate_commons_list.
4870 * gold.cc (queue_middle_tasks): Update creation of
4871 Allocate_commons_task to not pass options.
4872 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4873 (TLS_TEST_C_FLAGS): New variable.
4874 (tls_test_c_pic.o): New target.
4875 (tls_test_shared.so): Link in tls_test_c_pic.o.
4876 (tls_test_c_pic_ie.o): New target.
4877 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4878 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4879 (tls_test_c.o): New target.
4880 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4881 (tls_pic_test_LDADD): Likewise.
4882 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4883 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4884 (tls_test_c_gnu2.o): New target.
4885 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4886 tls_test_c_gnu2.o.
4887 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4888 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4889 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4890 * testsuite/tls_test.cc: Include "config.h".
4891 (t_last): Call t11_last.
4892 * testsuite/tls_test.h (t11, t11_last): Declare.
4893 * testsuite/tls_test_c.c: New file.
4894 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4895 * configure.ac: Check for OpenMP support.
4896 * configure, config.in, Makefile.in: Rebuild.
4897 * testsuite/Makefile.in: Rebuild.
4898
edfbb029
CC		 48992008-04-16 Cary Coutant <ccoutant@google.com>
4900
4901 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4902 (Target_i386::tls_base_symbol_defined_): New field.
4903 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4904 (Target_i386::Scan::global): Likewise.
4905 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4906 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4907 (Target_x86_64::tls_base_symbol_defined_): New field.
4908 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4909 (Target_x86_64::Scan::global): Likewise.
4910
f3c69fca
CC		 49112008-04-16 Cary Coutant <ccoutant@google.com>
4912
4913 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4914 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4915 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4916 building shared libraries.
4917 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4918 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4919 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4920 * testsuite/Makefile.in: Rebuild.
4921 * testsuite/weak_undef.h: New file.
4922 * testsuite/weak_undef_file1.cc: Add extra test cases.
4923 * testsuite/weak_undef_file2.cc: Likewise.
4924 * testsuite/weak_undef_test.cc: Likewise.
4925
7c414435
DM		 49262008-04-16 David S. Miller <davem@davemloft.net>
4927
32b769e1
DM		 4928 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4929 Add issued_non_pic_error_ field. Declare check_non_pic.
4930 (Target_sparc::Scan::check_non_pic): New function.
4931 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4932 (Target_sparc::Scan::global): Likewise.
4933
11936fb1
DM		 4934 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4935 * configure: Rebuild.
4936
7c414435
DM		 4937 * options.h (DEFINE_enable): New macro.
4938 (new_dtags): New enable option.
4939 (initfirst, interpose, loadfltr, nodefaultlib,
4940 nodelete, nodlopen, nodump): New -z options.
4941 * layout.cc (Layout:finish_dynamic_section): If new
4942 dtags enabled, emit DT_RUNPATH. Also, emit a
4943 DT_FLAGS_1 containing any specified -z flags.
4944
85c7bf8b
ILT		 49452008-04-16 Ian Lance Taylor <iant@google.com>
4946
12c0daef
ILT		 4947 * copy-relocs.cc: New file.
4948 * copy-relocs.h: New file.
4949 * reloc.cc: Remove Copy_relocs code.
4950 * reloc.h: Likewise.
4951 * reloc-types.h (struct Reloc_types) [both versions]: Add
4952 get_reloc_addend_noerror.
4953 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4954 variants of add_global which take an addend which must be zero.
4955 * i386.cc: Include "copy-relocs.h".
4956 (class Target_i386): Change type of copy_relocs_ to variable,
4957 update initializer.
4958 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4959 Change all callers.
4960 (Target_i386::do_finalize_sections): Change handling of
4961 copy_relocs_.
4962 * sparc.cc: Include "copy-relocs.h".
4963 (class Target_sparc): Change type of copy_relocs_ to variable,
4964 update initializer.
4965 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4966 Change all callers.
4967 (Target_sparc::do_finalize_sections): Change handling of
4968 copy_relocs_.
4969 * x86_64.cc: Include "copy-relocs.h".
4970 (class Target_x86_64): Change type of copy_relocs_ to variable,
4971 update initializer.
4972 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4973 class. Change all callers.
4974 (Target_x86_64::do_finalize_sections): Change handling of
4975 copy_relocs_.
4976 * Makefile.am (CCFILES): Add copy-relocs.cc.
4977 (HFILES): Add copy-relocs.h.
4978
4f4995b6
ILT		 4979 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4980
85c7bf8b
ILT		 4981 * testsuite/script_test_4.sh: Permit leading zeroes.
4982
4f2a9edd
ILT		 49832008-04-15 Ian Lance Taylor <iant@google.com>
4984
e6188289
ILT		 4985 * script-sections.cc (Script_sections::create_segments): Use
4986 header_size_adjustment even when there is enough room for the
4987 headers.
4988 * testsuite/script_test_4.sh: New file.
4989 * testsuite/script_test_4.t: New file.
4990 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4991 (check_DATA): Add script_test_4.stdout.
4992 (MOSTLYCLEANFILES): Likewise.
4993 (script_test_4): New target.
4994 (script_test_4.stdout): New target.
4995 * testsuite/Makefile.in: Rebuild.
4996
4f2a9edd
ILT		 4997 * sparc.cc: Add definitions for Output_data_plt_sparc class
4998 constants.
4999
f5314dd5
DM		 50002008-04-14 David S. Miller <davem@davemloft.net>
5001
5002 * sparc.cc: New file.
5003 * Makefile.am (TARGETSOURCES): Add sparc.cc
5004 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5005 * configure.tgt: Document targ_extra_size and
5006 targ_extra_big_endian. Add entries for sparc-* and
5007 sparc64-*.
5008 * configure.ac: Handle targ_extra_size and
5009 targ_extra_big_endian.
5010 * Makefile.in: Rebuild.
5011 * configure: Likewise.
5012 * po/POTFILES.in: Likewise.
5013 * po/gold.pot: Likewise.
5014
154e0e9a
ILT		 50152008-04-14 Ian Lance Taylor <iant@google.com>
5016
5017 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5018 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5019 in the name/type/flags to section mapping. Don't call
5020 allocate_output_section.
5021 (Layout::choose_output_section): Change parameter from adjust_name
5022 to is_input_section. Don't permit input sections after sections
5023 are attached to segments. Don't call allocate_output_section.
5024 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5025 not write_enable_output_section.
5026 (Layout::make_output_section): Don't push to
5027 unattached_section_list_ nor call attach_to_segment. Call
5028 attach_section_to_segment if sections are attached.
5029 (Layout::attach_sections_to_segments): New function.
5030 (Layout::attach_section_to_segment): New function.
5031 (Layout::attach_allocated_section_to_segment): Rename from
5032 attach_to_segment. Remove flags parameter.
5033 (Layout::allocate_output_section): Remove function.
5034 (Layout::write_enable_output_section): Remove function.
5035 * layout.h (class Layout): Update for above changes. Add new
5036 field sections_are_attached_.
5037 * output.h (Output_section::update_flags_for_input_section): New
5038 function.
5039 * output.cc (Output_section::add_input_section): Call
5040 update_flags_for_input_section.
5041 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5042
009a67a2
CC		 50432008-04-11 Cary Coutant <ccoutant@google.com>
5044
5045 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5046 thought unnecessary.
5047 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5048
759b1a24
ILT		 50492008-04-11 Ian Lance Taylor <iant@google.com>
5050
5051 * output.h (class Output_section_data): Remove inline definition
5052 of set_addralign.
5053 * output.cc (Output_section_data::set_addralign): New function.
5054
c2b45e22
CC		 50552008-04-11 Cary Coutant <ccoutant@google.com>
5056
5057 Add support for TLS descriptors for i386 and x86_64.
5058 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5059 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5060 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5061 GOT_TYPE_TLS_DESC.
5062 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5063 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5064 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5065 relocations.
5066 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5067 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5068 Fix problem with initial-exec relocations.
5069 (Target_i386::Relocate::relocate_tls): Likewise.
5070 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5071 relaxation.
5072 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5073 support for section-plus-offset dynamic table entries.
5074 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5075 (Output_data_dynamic::Dynamic_entry): Add support for
5076 section-plus-offset dynamic table entries.
5077 (Output_data_dynamic::Classification): Likewise.
5078 (Output_data_dynamic::classification_): Renamed offset_.
5079 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5080 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5081 (Target_x86_64::make_plt_section): New function.
5082 (Target_x86_64::reserve_tlsdesc_entries): New function.
5083 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5084 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5085 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5086 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5087 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5088 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5089 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5090 add extra PLT entry for TLS descriptors.
5091 (Output_data_plt_x86_64::got_): New field.
5092 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5093 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5094 fields.
5095 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5096 descriptors.
5097 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5098 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5099 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5100 R_386_TLS_DESC_CALL relocations.
5101 (Target_x86_64::Scan::global): Likewise.
5102 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5103 for TLS descriptors.
5104 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5105 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5106 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5107 GD-to-IE relaxation.
5108 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5109 and TLS_DESCRIPTORS.
5110 * Makefile.in: Rebuild.
5111 * configure: Rebuild.
5112 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5113 (tls_test_shared2.so): New target.
5114 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5115 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5116 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5117 (tls_shared_gd_to_ie_test_LDADD): New variable.
5118 (tls_shared_gnu2_gd_to_ie_test): New target.
5119 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5120 New targets.
5121 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5122 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5123 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5124 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5125 (tls_shared_gnu2_test): New target.
5126 (tls_test_gnu2_shared.so): New target.
5127 (tls_shared_gnu2_test_SOURCES): New variable.
5128 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5129 (tls_shared_gnu2_test_LDFLAGS): New variable.
5130 (tls_shared_gnu2_test_LDADD): New variable.
5131 * testsuite/Makefile.in: Rebuild.
5132 * testsuite/Makefile.
5133
83bfb6b7
ILT		 51342008-04-11 Ian Lance Taylor <iant@google.com>
5135
5136 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5137 justsyms.t.
5138 * testsuite/Makefile.in: Rebuild.
5139
5140 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5141 long.
5142 * testsuite/script_test_2.cc (main): Adjust test.
5143
706e1f5e
ILT		 51442008-04-11 David S. Miller <davem@davemloft.net>
5145 Ian Lance Taylor <iant@google.com>
5146
5147 * options.h (General_options): Add entries for '-Y' and
5148 '-relax'.
5149 * options.cc (General_options:finalize): If -Y was used, add those
5150 entries to the library path instead of the default "/lib" and
5151 "/usr/lib".
5152
7c98e6bb
DM		 51532008-04-11 David S. Miller <davem@davemloft.net>
5154
5155 * testsuite/justsyms.t: Start at 0x100.
5156 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5157 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5158 long.
5159 * testsuite/script_test_2.cc: Adjust string and section length
5160 checks.
7c98e6bb 5161
99a37bfd
ILT		 51622008-04-09 Ian Lance Taylor <iant@google.com>
5163
2cefc357
ILT		 5164 PR gold/5996
5165 * script-sections.cc (Sections_element::allocate_to_segment): Add
5166 orphan parameter.
5167 (Output_section_definition::allocate_to_segment): Likewise.
5168 (Orphan_output_section::allocate_to_segment): Likewise.
5169 (Script_sections::attach_sections_using_phdrs_clause): Don't
5170 propagate non-PT_LOAD segments to orphan sections.
5171 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5172 readelf rather than objdump.
5173 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5174 .interp section and PT_INTERP segment are the same size.
5175 * testsuite/Makefile.in: Rebuild.
5176
99a37bfd
ILT		 5177 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5178 aliases for symbols defined in the same object.
5179 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5180 (weak_alias_test_SOURCES): New variable.
5181 (weak_alias_test_DEPENDENCIES): New variable.
5182 (weak_alias_test_LDFLAGS): New variable.
5183 (weak_alias_test_LDADD): New variable.
5184 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5185 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5186 (weak_alias_test_3.o): New target.
5187 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5188 * testsuite/weak_alias_test_main.cc: New file.
5189 * testsuite/weak_alias_test_1.cc: New file.
5190 * testsuite/weak_alias_test_2.cc: New file.
5191 * testsuite/weak_alias_test_3.cc: New file.
5192
780e49c5
ILT		 51932008-04-08 Ian Lance Taylor <iant@google.com>
5194
cdb0b8f5
ILT		 5195 * options.h (class General_options): Add --noinhibit-exec option.
5196 * main.cc (main): Check --noinhibit-exec.
5197
0864d551
ILT		 5198 * options.h (class General_options): Define --wrap as a special
5199 option. Add wrap_symbols_ field.
5200 (General_options::any_wrap_symbols): New function.
5201 (General_options::is_wrap_symbol): New function.
5202 * options.cc (General_options::parse_wrap): New function.
5203 (General_options::General_options): Initialize wrap_symbols_.
5204 * symtab.cc (Symbol_table::wrap_symbol): New function.
5205 (Symbol_table::add_from_object): Handle --wrap.
5206 * symtab.h (class Symbol_table): Declare wrap_symbol.
5207 * target.h (Target::wrap_char): New function.
5208 (Target::Target_info): Add wrap_char field.
5209 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5210 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5211 * testsuite/testfile.cc (Target_test::test_target_info):
5212 Likewise.
5213
789aa6de
ILT		 5214 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5215 there is one.
5216
2c38906f
ILT		 5217 * layout.h (class Layout): Add added_eh_frame_data_ field.
5218 * layout.cc (Layout::Layout): Initialize new field.
5219 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5220 output section until we find a section we merged successfully.
5221 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5222 that the size be non-zero.
5223
780e49c5
ILT		 5224 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5225 qualifier.
5226
7fcd0256
ILT		 52272008-04-08 Craig Silverstein <csilvers@google.com>
5228
5229 * configure.ac: Export new conditional variable HAVE_ZLIB.
5230 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5231 on HAVE_ZLIB.
5232 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5233 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5234
6835af53
ILT		 52352008-04-07 Ian Lance Taylor <iant@google.com>
5236
e24f324c
ILT		 5237 * version.cc (version_string): Set to "1.5".
5238
a036edd8
ILT		 5239 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5240 Add issued_non_pic_error_ field. Declare check_non_pic.
5241 (Target_x86_64::Scan::check_non_pic): New function.
5242 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5243 (Target_x86_64::Scan::global): Likewise.
5244
624f8810
ILT		 5245 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5246 addend parameter. Change caller. Handle merge sections.
5247 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5248 Address to Addend. Don't add in the result of
5249 local_section_offset, pass down the addend and use the returned
5250 value.
5251 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5252 Update declarations of local_section_offset and symbol_value.
5253 * testsuite/two_file_test_1.cc (t18): New function.
5254 * testsuite/two_file_test_2.cc (f18): New function.
5255 * testsuite/two_file_test_main.cc (main): Call t18.
5256 * testsuite/two_file_test.h (t18, f18): Declare.
5257
6835af53
ILT		 5258 * configure.ac: Don't test for objdump, c++filt, or readelf.
5259 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5260 conditionals.
5261 (TEST_READELF): New variable.
5262 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5263 (check_PROGRAMS): Add two_file_strip_test.
5264 (two_file_strip_test): New target.
5265 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5266 (two_file_same_shared_strip_test_SOURCES): New variable.
5267 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5268 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5269 (two_file_same_shared_strip_test_LDADD): New variable.
5270 (two_file_shared_strip.so): New target.
5271 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5272 (ver_test_5.syms, ver_test_7.syms): Likewise.
5273 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5274 (strip_test_3.stdout): Use TEST_OBJDUMP.
5275 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5276
86925eef
CC		 52772008-04-04 Cary Coutant <ccoutant@google.com>
5278
5279 * symtab.h (Symbol::is_weak_undefined): New function.
5280 (Symbol::is_strong_undefined): New function.
5281 (Symbol::is_absolute): New function.
5282 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5283 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5284 absolute symbols.
5285 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5286 (weak_undef_test): New target.
5287 * testsuite/Makefile.in: Rebuild.
5288 * testsuite/weak_undef_file1.cc: New file.
5289 * testsuite/weak_undef_file2.cc: New file.
5290 * testsuite/weak_undef_test.cc: New file.
5291
126f3ece
ILT		 52922008-04-03 Craig Silverstein <csilvers@google.com>
5293
5294 * compressed_output.h (class Output_compressed_section): Use
5295 unsigned buffer.
5296 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5297 add zlib header.
5298 (zlib_compressed_suffix): Removed.
5299 (Output_compressed_section::set_final_data_size): Use unsigned
5300 buffers.
5301 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5302 Fix linker invocation.
5303 (flagstest_o_specialfile_and_compress_debug_sections):
5304 Likewise.
5305 * testsuite/Makefile.in: Regenerated.
5306
deae2a14
DM		 53072008-04-02 David S. Miller <davem@davemloft.net>
5308
5309 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5310 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5311
70752818
ILT		 53122008-04-02 Craig Silverstein <csilvers@google.com>
5313
5314 * TODO: New file.
5315
39d0cb0e
ILT		 53162008-04-02 Ian Lance Taylor <iant@google.com>
5317
5318 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5319 parameters. Update for new key type to views_. Change all
5320 callers.
5321 (File_read::read): Adjust for byteshift in returned view.
5322 (File_read::add_view): New function, broken out of
5323 find_and_make_view.
5324 (File_read::make_view): New function, broken out of
5325 find_and_make_view.
5326 (File_read::find_or_make_view): Add offset and aligned
5327 parameters. Rewrite accordingly. Change all callers.
5328 (File_read::get_view): Add offset and aligned parameters. Adjust
5329 for byteshift in return value.
5330 (File_read::get_lasting_view): Likewise.
5331 * fileread.h (class File_read): Update declarations.
5332 (class File_read::View): Add byteshift_ field. Add byteshift to
5333 constructor. Add byteshift method.
5334 * archive.h (Archive::clear_uncached_views): New function.
5335 (Archive::get_view): Add aligned parameter. Change all callers.
5336 * object.h (Object::get_view): Add aligned parameter. Change all
5337 callers.
5338 (Object::get_lasting_view): Likewise.
5339
5340 * fileread.cc (File_read::release): Don't call clear_views if
5341 there are multiple objects.
5342 * fileread.h (File_read::clear_uncached_views): New function.
5343 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5344 on the archive.
5345
a1207466
CC		 53462008-03-31 Cary Coutant <ccoutant@google.com>
5347
5348 Add thin archive support.
5349 * archive.cc (Archive::armagt): New const.
5350 (Archive::setup): Remove task parameter and calls to unlock.
5351 (Archive::unlock_nested_archives): New function.
5352 (Archive::read_header): Add nested_off parameter. Change
5353 all callers.
5354 (Archive::interpret_header): Likewise.
5355 (Archive::include_all_members): Change to handle thin
5356 archives.
5357 (Archive::include_member): Likewise.
5358 * archive.h (Archive::Archive): Add new parameters and
5359 initializers.
5360 (Archive::armagt): New const.
5361 (Archive::setup): Remove task parameter.
5362 (Archive::unlock_nested_archives): New function.
5363 (Archive::read_header): Add nested_off parameter.
5364 (Archive::interpret_header): Likewise.
5365 (Archive::Nested_archive_table): New typedef.
5366 (Archive::is_thin_archive_): New field.
5367 (Archive::nested_archives_): New field.
5368 (Archive::options_): New field.
5369 (Archive::dirpath_): New field.
5370 (Archive::task_): New field.
5371 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5372 for thin archives. Pass additional parameters to
5373 Archive::Archive. Unlock the archive file after calling
5374 Archive::setup.
cd536b21 5375
479f6503
ILT		 53762008-03-29 Ian Lance Taylor <iant@google.com>
5377
686c8caf
ILT		 5378 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5379 version symbol to be local.
5380 * testsuite/ver_test_4.sh: New file.
5381 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5382 (check_DATA): Add ver_test_4.syms.
5383 (ver_test_4.syms): New target.
5384 * testsuite/Makefile.in: Rebuild.
5385
ab794b6b
ILT		 5386 * output.cc
5387 (Output_section::Input_section_sort_entry::has_priority): New
5388 function.
5389 (Output_section::Input_section_sort_entry::match_file_name): New
5390 function.
5391 (Output_section::Input_section_sort_entry::match_section_name):
5392 Remove.
5393 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5394 Remove.
5395 (Output_section::Input_section_sort_entry::match_section_file):
5396 Remove.
5397 (Output_section::Input_section_sort_compare::operator()): Rewrite
5398 using new Input_section_sort_entry functions. Sort crtbegin and
5399 crtend first. Sort sections with no priority before sections with
5400 a priority.
5401 * testsuite/initpri1.c (d3): Check j != 4.
5402 (cd5): New constructor/destructor function.
5403 (main): Check j != 2.
5404
479f6503
ILT		 5405 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5406 new symbol when resolving, don't call set_is_default.
5407 * testsuite/ver_test_7.cc: New file.
5408 * testsuite/ver_test_7.sh: New file.
5409 * testsuite/Makefile.am (ver_test_7.so): New target.
5410 (ver_test_7.o): New target.
5411 (check_SCRIPTS): Add ver_test_7.sh.
5412 (check_DATA): Add ver_test_7.syms.
5413 (ver_test_7.syms): New target.
5414
2fd32231
ILT		 54152008-03-28 Ian Lance Taylor <iant@google.com>
5416
5417 * layout.cc (Layout::layout): If we see an input section with a
5418 name that needs sorting, set the must_sort flag for the output
5419 section.
5420 (Layout::make_output_section): If the name of the output section
5421 indicates that it might require sorting, set the may_sort flag.
5422 * output.h (Output_section::may_sort_attached_input_sections): New
5423 function.
5424 (Output_section::set_may_sort_attached_input_sections): New
5425 function.
5426 (Output_section::must_sort_attached_input_sections): New
5427 function.
5428 (Output_section::set_must_sort_attached_input_sections): New
5429 function.
5430 (class Output_section): Declare Input_section_sort_entry. Define
5431 Input_section_sort_compare. Declare
5432 sort_attached_input_sections. Add new fields:
5433 may_sort_attached_input_sections_,
5434 must_sort_attached_input_sections_,
5435 attached_input_sections_are_sorted_.
5436 * output.cc (Output_section::Output_section): Initialize new
5437 fields.
5438 (Output_section::add_input_section): Add an entry to
5439 input_sections_ if may_sort or must_sort are true.
5440 (Output_section::set_final_data_size): Call
5441 sort_attached_input_sections if necessary.
5442 (Output_section::Input_section_sort_entry): Define new class.
5443 (Output_section::Input_section_sort_compare::operator()): New
5444 function.
5445 (Output_section::sort_attached_input_sections): New function.
5446 * configure.ac: Check whether the compiler supports constructor
5447 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5448 * testsuite/initpri1.c: New file.
5449 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5450 CONSTRUCTOR_PRIORITY.
5451 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5452 (initpri1_LDFLAGS): New variable.
5453 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5454
18e6b24e
ILT		 54552008-03-27 Ian Lance Taylor <iant@google.com>
5456
49bdd526
ILT		 5457 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5458 * testsuite/common_test_1.c: New file.
5459 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5460 (common_test_1_SOURCES): New variable.
5461 (common_test_1_DEPENDENCIES): New variable.
5462 (common_test_1_LDFLAGS): New variable.
5463
18e6b24e
ILT		 5464 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5465 and commons_ correctly when NAME/VERSION does not override
5466 NAME/NULL.
5467 * testsuite/ver_test_6.c: New file.
5468 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5469 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5470 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5471
04bf7072
ILT		 54722008-03-26 Ian Lance Taylor <iant@google.com>
5473
5871526f
ILT		 5474 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5475 of an undefined symbol from a version script.
5476 * testsuite/Makefile.am (ver_test_5.so): New target.
5477 (ver_test_5.o): New target.
5478 (check_SCRIPTS): Add ver_test_5.sh.
5479 (check_DATA): Add ver_test_5.syms.
5480 (ver_test_5.syms): New target.
5481 * testsuite/ver_test_5.cc: New file.
5482 * testsuite/ver_test_5.script: New file.
5483 * testsuite/ver_test_5.sh: New file.
5484 * Makefile.in, testsuite/Makefile.in: Rebuild.
5485
04bf7072
ILT		 5486 PR gold/5986
5487 Fix problems building gold with gcc 4.3.0.
5488 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5489 (gold_error_at_location, gold_warning_at_location): Use it.
5490 * configure.ac: Check whether we can compile and use a template
5491 function with a printf attribute.
5492 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5493 when jumping over bytes.
5494 * object.cc: Instantiate Object::read_section_data.
5495 * debug.h: Include <cstring>
5496 * dwarf_reader.cc: Include <algorithm>
5497 * main.cc: Include <cstring>.
5498 * options.cc: Include <cstring>.
5499 * output.cc: Include <cstring>.
5500 * script.cc: Include <cstring>.
5501 * script.h: Include <string>.
5502 * symtab.cc: Include <cstring> and <algorithm>.
5503 * target-select.cc: Include <cstring>.
5504 * version.cc: Include <string>.
5505 * testsuite/testmain.cc: Include <cstdlib>.
5506 * configure, config.in: Rebuild.
5507
874c5b28
ILT		 55082008-03-25 Ian Lance Taylor <iant@google.com>
5509
819d6c3a
ILT		 5510 * options.cc: Include "../bfd/bfdver.h".
5511 (options::help): Print bug reporting address.
5512
f4b2c6f5
ILT		 5513 * version.cc (print_version): Adjust output for current value of
5514 BFD_VERSION_STRING.
5515
5516 * NEWS: New file.
5517
e96caa79
ILT		 5518 * options.cc (options::help): Print list of supported targets.
5519 * target-select.h: Include <vector>.
5520 (class Target_selector): Make machine_, size_, and is_big_endian_
5521 fields const. Add bfd_name_ and instantiated_target_ fields.
5522 (Target_selector::Target_selector): Add bfd_name parameter.
5523 (Target_selector::recognize): Make non-virtual, call
5524 do_recognize.
5525 (Target_selector::recognize_by_name): Make non-virtual, call
5526 do_recognize_by_name.
5527 (Target_selector::supported_names): New function.
5528 (Target_selector::bfd_name): New function.
5529 (Target_selector::do_instantiate_target): New pure virtual
5530 function.
5531 (Target_selector::do_recognize): New virtual function.
5532 (Target_selector::do_recognize_by_name): New virtual function.
5533 (Target_selector::instantiate_target): New private function.
5534 (supported_target_names): Declare.
5535 * target-select.cc (Target_selector::Target_selector): Update for
5536 new parameter and fields.
5537 (select_target_by_name): Check that the name matches before
5538 calling recognize_by_name.
5539 (supported_target_names): New function.
5540 * i386.cc (class Target_selector_i386): Update Target_selector
5541 constructor call. Remove recognize and recognize_by_name. Add
5542 do_instantiate_target.
5543 * x86_64.cc (class Target_selector_x86_64): Likewise.
5544 * testsuite/testfile.cc (class Target_selector_test): Update for
5545 changes to Target_selector.
5546
874c5b28
ILT		 5547 * README: Rewrite, with some notes on unsupported features.
5548
0a65a3a7
CC		 55492008-03-24 Cary Coutant <ccoutant@google.com>
5550
5551 * i386.cc (Target_i386::Got_type): New enum declaration.
5552 (Target_i386::Scan::local): Updated callers of Output_data_got
5553 member functions.
5554 (Target_i386::Scan::global): Likewise.
5555 (Target_i386::Relocate::relocate): Likewise.
5556 (Target_i386::Relocate::relocate_tls): Likewise.
5557 * object.h (Got_offset_list): New class.
5558 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5559 (Sized_relobj::local_got_offset): Likewise.
5560 (Sized_relobj::set_local_got_offset): Likewise.
5561 (Sized_relobj::local_has_tls_got_offset): Removed.
5562 (Sized_relobj::local_tls_got_offset): Removed.
5563 (Sized_relobj::set_local_tls_got_offset): Removed.
5564 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5565 * output.cc (Output_data_got::add_global): Added got_type parameter.
5566 (Output_data_got::add_global_with_rel): Likewise.
5567 (Output_data_got::add_global_with_rela): Likewise.
5568 (Output_data_got::add_global_pair_with_rel): New function.
5569 (Output_data_got::add_global_pair_with_rela): New function.
5570 (Output_data_got::add_local): Added got_type parameter.
5571 (Output_data_got::add_local_with_rel): Likewise.
5572 (Output_data_got::add_local_with_rela): Likewise.
5573 (Output_data_got::add_local_pair_with_rel): New function.
5574 (Output_data_got::add_local_pair_with_rela): New function.
5575 (Output_data_got::add_global_tls): Removed.
5576 (Output_data_got::add_global_tls_with_rel): Removed.
5577 (Output_data_got::add_global_tls_with_rela): Removed.
5578 (Output_data_got::add_local_tls): Removed.
5579 (Output_data_got::add_local_tls_with_rel): Removed.
5580 (Output_data_got::add_local_tls_with_rela): Removed.
5581 * output.h (Output_data_got::add_global): Added got_type parameter.
5582 (Output_data_got::add_global_with_rel): Likewise.
5583 (Output_data_got::add_global_with_rela): Likewise.
5584 (Output_data_got::add_global_pair_with_rel): New function.
5585 (Output_data_got::add_global_pair_with_rela): New function.
5586 (Output_data_got::add_local): Added got_type parameter.
5587 (Output_data_got::add_local_with_rel): Likewise.
5588 (Output_data_got::add_local_with_rela): Likewise.
5589 (Output_data_got::add_local_pair_with_rel): New function.
5590 (Output_data_got::add_local_pair_with_rela): New function.
5591 (Output_data_got::add_global_tls): Removed.
5592 (Output_data_got::add_global_tls_with_rel): Removed.
5593 (Output_data_got::add_global_tls_with_rela): Removed.
5594 (Output_data_got::add_local_tls): Removed.
5595 (Output_data_got::add_local_tls_with_rel): Removed.
5596 (Output_data_got::add_local_tls_with_rela): Removed.
5597 * resolve.cc (Symbol::override_base_with_special): Removed
5598 reference to has_got_offset_ field.
5599 * symtab.cc (Symbol::init_fields): Replaced initialization
5600 of got_offset_ with got_offsets_. Removed initialization
5601 of has_got_offset_
53fcba31 5602 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5603 (Symbol::got_offset): Likewise.
5604 (Symbol::set_got_offset): Likewise.
5605 (Symbol::has_tls_got_offset): Removed.
5606 (Symbol::tls_got_offset): Removed.
5607 (Symbol::set_tls_got_offset): Removed.
5608 (Symbol::got_offset_): Removed.
5609 (Symbol::tls_mod_got_offset_): Removed.
5610 (Symbol::tls_pair_got_offset_): Removed.
5611 (Symbol::got_offsets_): New field.
5612 (Symbol::has_got_offset): Removed.
5613 (Symbol::has_tls_mod_got_offset): Removed.
5614 (Symbol::has_tls_pair_got_offset): Removed.
5615 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5616 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5617 member functions.
5618 (Target_x86_64::Scan::global): Likewise.
5619 (Target_x86_64::Relocate::relocate): Likewise.
5620 (Target_x86_64::Relocate::relocate_tls): Likewise.
5621
bd52eafb
BE		 56222008-03-25 Ben Elliston <bje@au.ibm.com>
5623
5624 * yyscript.y: Fix spelling error in comment.
5625
8b105e34
ILT		 56262008-03-24 Ian Lance Taylor <iant@google.com>
5627
8ed814a9
ILT		 5628 * options.h (class General_options): Define build_id option.
5629 * layout.h (class Layout): Declare write_build_id, create_note,
5630 create_build_id. Add build_id_note_ member.
5631 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5632 "libiberty.h", "md5.h", "sha1.h".
5633 (Layout::Layout): Initialize eh_frame_data_,
5634 eh_frame_hdr_section_, and build_id_note_.
5635 (Layout::finalize): Call create_build_id.
5636 (Layout::create_note): New function, broken out of
5637 Layout::create_gold_note.
5638 (Layout::create_gold_note): Call create_note.
5639 (Layout::create_build_id): New function.
5640 (Layout::write_build_id): New function.
5641 (Close_task_runner::run): Call write_build_id.
5642
8b105e34
ILT		 5643 * x86_64.cc: Correct license to GPLv3.
5644
086a1841
ILT		 56452008-03-23 Ian Lance Taylor <iant@google.com>
5646
5647 * options.cc: Include "demangle.h".
5648 (parse_optional_string): New function.
5649 (parse_long_option): Handle takes_optional_argument.
5650 (parse_short_option): Update dash_z initializer. Handle
5651 takes_optional_argument.
5652 (General_options::General_options): Initialize do_demangle_.
5653 (General_options::finalize): Set do_demangle_. Handle demangling
5654 style.
5655 * options.h (parse_optional_string): Declare.
5656 (struct One_option): Add optional_arg field. Update constructor.
5657 Update call constructor calls. Add takes_optional_argument
5658 function.
5659 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5660 (DEFINE_optional_string): Define.
5661 (General_options::demangle): Change from DEFINE_bool to
5662 DEFINE_optional_string.
5663 (General_options::no_demangle): New function.
5664 (General_options::do_demangle): New function.
5665 (General_options::set_do_demangle): New function.
5666 (General_options::execstack_status_): Move definition to end of
5667 class definition.
5668 (General_options::static_): Likewise.
5669 (General_options::do_demangle_): New field.
5670 * object.cc (big_endian>::get_symbol_location_info): Call
5671 Options::do_demangle, not Options::demangle.
5672 * symtab.cc (demangle): Likewise.
5673
cbb93e63
ILT		 56742008-03-22 Ian Lance Taylor <iant@google.com>
5675
5676 * gold.h: Include <cstddef> and <sys/types.h>
5677 * options.h: Include <cstring>.
5678
ec531623
ILT		 56792008-03-21 Ian Lance Taylor <iant@google.com>
5680
5681 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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