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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
e785ec03
ILT		 3 PR 10450
4 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5 constructor. Add global_offset_table_ field.
6 (Target_i386::got_section): Set global_offset_table_.
7 (Target_i386::do_finalize_sections): Set global_offset_table_
8 size.
9 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
10 in constructor. Add global_offset_table_ field.
11 (Target_x86_64::got_section): Set global_offset_table_.
12 (Target_x86_64::do_finalize_sections): Set global_offset_table_
13 size.
14
1a2dff53
ILT		 15 * layout.cc (Layout::Layout): Initialize increase_relro_.
16 (Layout::get_output_section): Add is_relro, is_last_relro, and
17 is_first_non_relro parameters. Change all callers.
18 (Layout::choose_output_section): Likewise.
19 (Layout::add_output_section_data): Likewise.
20 (Layout::make_output_section): Likewise.
21 (Layout::set_segment_offsets): Clear increase_relro when using a
22 linker script.
23 * layout.h (class Layout): Add increase_relro method. Add
24 increase_relro_ field. Update declarations.
25 * output.cc (Output_section::Output_section): Initialize
26 is_last_relro_ and is_first_non_relro_.
27 (Output_segment::add_output_section): Group relro sections is
28 do_sort is true. Handle is_last_relro and is_first_non_relro.
29 (Output_segment::maximum_alignment): Remove relro handling.
30 (Output_segment::set_section_addresses): Add increase_relro
31 parameter. Change all callers. Add initial alignment to align
32 relro sections on separate page. Remove old relro handling.
33 (Output_segment::set_section_list_addresses): Remove in_relro
34 parameter. Change all callers.
35 (Output_segment::set_offset): Add increase parameter. Change all
36 callers. Remove old relro handling.
37 * output.h (class Output_section): Add new methods: is_last_relro,
38 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
39 Add is_last_relro_ and is_first_non_relro_ fields.
40 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
41 Create separate .got.plt section. Call increase_relro.
42 * x86_64.cc (Target_x86_64::got_section): Likewise.
43 * testsuite/relro_script_test.t: Add .got.plt.
44
f0ba79e2
ILT		 45 PR 10450
46 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
47 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
48 (Layout::finalize): Call set_dynamic_symbol_size.
49 (Layout::set_dynamic_symbol_size): New function.
50 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
51 set_dynamic_symbol_size.
52
e8cd95c7
ILT		 53 PR 10450
54 * output.h (class Output_section): Add is_entsize_zero_ field.
55 * output.cc (Output_section::Output_section): Initialize
56 is_entsize_zero_.
57 (Output_section::set_entsize): If two different entsizes are
58 requested, force it to zero.
59 (Output_section::add_input_section): Set flags for .debug_str
60 before updating section flags. Set entsize.
61 (Output_section::update_flags_for_input_section): Set SHF_MERGE
62 and SHF_STRING if all input sections have those flags.
63
3e1b9a8a
RÁE		 642009-12-29 Rafael Espindola <espindola@google.com>
65
66 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 67 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
68 reporting.
3e1b9a8a 69
3dcad376
ST		 702009-12-29 Sriraman Tallam <tmsriram@google.com>
71
72 * options.cc (General_options::parse_version): Allow -v to exit
73 without an error if there is nothing to link.
74
084e2665
ILT		 752009-12-29 Ian Lance Taylor <iant@google.com>
76
77 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
78 using a version of gcc before 4.1.
79 * configure: Rebuild.
80
250acde3
CD		 812009-12-28 Chris Demetriou <cgd@google.com>
82
83 * attributes.cc (Output_attributes_section_data::do_write): Use
84 std::vector::front rather than std::vector::data.
85
99fff23b
ILT		 862009-12-28 Ian Lance Taylor <iant@google.com>
87
88 * symtab.h (class Symbol_table): Add enum Defined.
89 * resolve.cc (Symbol_table::should_override): Add defined
90 parameter. Change all callers. Test whether object is NULL
91 before calling a method on it.
92 (Symbol_table::report_resolve_problem): Add defined parameter.
93 Change all callers.
94 (Symbol_table::should_override_with_special): Likewise.
95 * symtab.cc (Symbol_table::define_in_output_data): Add defined
96 parameter. Change all callers.
97 (Symbol_table::do_define_in_output_data): Likewise.
98 (Symbol_table::define_in_output_segment): Likewise.
99 (Symbol_table::do_define_in_output_segment): Likewise.
100 (Symbol_table::define_as_constant): Likewise.
101 (Symbol_table::do_define_as_constant): Likewise.
102 * script.h (class Symbol_assignment): Add is_defsym parameter to
103 constructor; change all callers.
104 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
105 parameter. Change all callers. Add is_defsym_ field.
106 (class Parser_closure): Add parsing_defsym parameter to
107 constructor; change all callers. Add parsing_defsym accessor
108 function. Add parsing_defsym_ field.
109
556bd683
ILT		 1102009-12-28 Ian Lance Taylor <iant@google.com>
111
112 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 113 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 114
1782c879
ILT		 1152009-12-23 Ian Lance Taylor <iant@google.com>
116
117 * i386.cc (Target_i386::do_calls_non_split): Recognize
118 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 119 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
120 -fsplit-stack prologue when using %r11.
1782c879 121
329ca2b1
ST		 1222009-12-21 Sriraman Tallam <tmsriram@google.com>
123
124 * options.cc (General_options::parse_version): Make -v continue and do
125 the link like GNU ld does.
126
d675ff46
RÁE		 1272009-12-17 Rafael Avila de Espindola <espindola@google.com>
128
129 * Makefile.am (CCFILES): Add timer.cc.
130 (HFILES): Add timer.h.
131 * configure.ac: Check for sysconf and times.
132 * main.cc: include timer.h.
133 (main): Use Timer instead of get_run_time.
134 * timer.cc: New.
135 * timer.h: New.
136 * workqueue.cc: include timer.h.
137 (Workqueue::find_and_run_task):
138 Report user, sys and wall time.
139 * Makefile.in: Regenerate.
140 * config.in: Regenerate.
141 * configure: Regenerate.
142
d6344fb5
DK		 1432009-12-16 Doug Kwan <dougkwan@google.com>
144
145 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
146 sections.
147 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
148 relaxed input sections.
149 * output.cc (Output_section::find_relaxed_input_section): Change
150 return type to Output_relaxed_input_section pointer. Adjust code
151 for new type of relaxed_input_section_map_.
152 * output.h (Output_section::find_relaxed_input_section): Change
153 return type to Output_relaxed_input_section pointer.
154 (Output_section::Output_relaxed_input_section_by_input_section_map):
155 New type.
156 (Output_section::relaxed_input_section_map_): Change type to
157 Output_section::Output_relaxed_input_section_by_input_section_map.
158 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
159 input section.
160
0e0d5469
ILT		 1612009-12-15 Ian Lance Taylor <iant@google.com>
162
163 * layout.cc (Layout::create_shstrtab): Only write out after input
164 sections if we are compressing debug sections.
165
0649a889
ILT		 1662009-12-15 Ian Lance Taylor <iant@google.com>
167
168 * archive.cc (Archive::add_symbols): Only look up a symbol without
169 a version if there is, in fact, a version.
170
2ea97941
ILT		 1712009-12-14 Ian Lance Taylor <iant@google.com>
172
173 Revert -Wshadow changes, all changes from:
174 2009-12-11 Doug Kwan <dougkwan@google.com>
175 2009-12-11 Nick Clifton <nickc@redhat.com>
176 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
177
b0eec2cc
DK		 1782009-12-11 Doug Kwan <dougkwan@google.com>
179
180 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
181 due to -Wshadow.
182 * attributes.cc (Object_attribute::size): Ditto.
183 (Attributes_section_data::size): Ditto.
184 (Attributes_section_data::Attributes_section_data): Ditto.
185 (Output_attributes_section_data::do_write): Ditto.
186 * attributes.h (Object_attribute::set_type): Ditto.
187 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
188
91d6fa6a
NC		 1892009-12-11 Nick Clifton <nickc@redhat.com>
190
191 * archive.cc: Fix shadowed variable warnings.
192 * arm.cc: Likewise.
193 * compressed_output.cc: Likewise.
194 * compressed_output.h: Likewise.
195 * configure: Likewise.
196 * dwarf_reader.cc: Likewise.
197 * dynobj.cc: Likewise.
198 * dynobj.h: Likewise.
199 * ehframe.cc: Likewise.
200 * ehframe.h: Likewise.
201 * errors.cc: Likewise.
202 * expression.cc: Likewise.
203 * fileread.cc: Likewise.
204 * fileread.h: Likewise.
205 * freebsd.h: Likewise.
206 * i386.cc: Likewise.
207 * icf.cc: Likewise.
208 * incremental.h: Likewise.
209 * layout.cc: Likewise.
210 * layout.h: Likewise.
211 * mapfile.cc: Likewise.
212 * merge.cc: Likewise.
213 * merge.h: Likewise.
214 * object.cc: Likewise.
215 * object.h: Likewise.
216 * options.h: Likewise.
217 * output.cc: Likewise.
218 * output.h: Likewise.
219 * parameters.cc: Likewise.
220 * plugin.cc: Likewise.
221 * powerpc.cc: Likewise.
222 * reduced_debug_output.cc: Likewise.
223 * reduced_debug_output.h: Likewise.
224 * reloc.cc: Likewise.
225 * reloc.h: Likewise.
226 * resolve.cc: Likewise.
227 * script-sections.cc: Likewise.
228 * script.cc: Likewise.
229 * script.h: Likewise.
230 * sparc.cc: Likewise.
231 * symtab.cc: Likewise.
232 * symtab.h: Likewise.
233 * target-select.cc: Likewise.
234 * target-select.h: Likewise.
235 * token.h: Likewise.
236 * workqueue.cc: Likewise.
237 * workqueue.h: Likewise.
238 * x86_64.cc: Likewise.
239
a0351a69
DK		 2402009-12-10 Doug Kwan <dougkwan@google.com>
241
242 * arm.cc (attributes.h): New include.
243 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
244 (Arm_relobj::~Arm_relobj): Delete object pointed by
245 attributes_section_data_.
246 (Arm_relobj::attributes_section_data): New method definition.
247 (Arm_relobj::attributes_section_data_): New data member declaration.
248 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
249 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
250 attributes_section_data_.
251 (Arm_dynobj::attributes_section_data): New method definition.
252 (Arm_dynobj::attributes_section_data_): New data member declaration.
253 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
254 initialization value of may_use_blx_ to false.
255 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
256 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
257 object attributes to compute results instead of hard-coding.
258 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
259 Target_arm::get_secondary_compatible_arch,
260 Target_arm::set_secondary_compatible_arch
261 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
262 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
263 New method declarations.
264 (Target_arm::get_aeabi_object_attribute): New method definition.
265 (Target_arm::attributes_section_data_): New data member declaration.
266 (read_arm_attributes_section): New template definition.
267 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
268 (Arm_dynobj::do_read_symbols): Ditto.
269 (Target_arm::do_finalize_sections): Merge attributes sections from
270 input. Check for BLX use after attributes section merging.
271 Fix __exidx_start and __exidx_end visibility. Create an
272 .ARM.attributes section if necessary.
273 (Target_arm::get_secondary_compatible_arch,
274 Target_arm::set_secondary_compatible_arch,
275 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
276 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
277 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
278 New method definitions.
279
b59befec
ILT		 2802009-12-09 Ian Lance Taylor <iant@google.com>
281
282 * plugin.cc (Plugin::load): Don't cast from void* to a function
283 pointer.
284
1276bc89
ILT		 2852009-12-09 Ian Lance Taylor <iant@google.com>
286
287 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
288 information fields.
289
2f2de248
L		 2902009-12-09 H.J. Lu <hongjiu.lu@intel.com>
291
292 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
293 Replace two_file_shared_1.so with two_file_shared_2.so.
294 * testsuite/Makefile.in: Regenerated.
295
4f787271
DK		 2962009-12-08 Doug Kwan <dougkwan@google.com>
297
298 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
299 (HFILES): Add attributes.h and int_encoding.h.
300 * Makefile.in: Regenerate.
301 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
302 function definitions to int_encoding.cc
303 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
304 prototypes to int_encoding.h
305 * reduced_debug_output.cc (int_encoding.h): New include.
306 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
307 function definitions to int_encoding.cc
308 (insert_into_vector, read_from_pointer): Move template definitions to
309 int_encoding.h
310 * attributes.cc: New file.
311 * attributes.h: New file.
312 * int_encoding.cc: New file.
313 * int_encoding.h: New file.
314
20b52f1a
RÁE		 3152009-12-07 Rafael Avila de Espindola <espindola@google.com>
316
317 PR gold/11055
318 * incremental-dump.cc (dump_incremental_inputs): New.
319 (main): Use dump_incremental_inputs.
320
53d7974c
L		 3212009-12-07 H.J. Lu <hongjiu.lu@intel.com>
322
323 PR gold/10893
324 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
325 checking elfcpp::STT_FUNC.
326 (Target_i386::Relocate::relocate): Likewise.
327 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
328
329 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
330 symbols from shared libraries into normal FUNC symbols.
331
332 * symtab.h (Symbol): Add is_func and use it.
333
05a352e6
DK		 3342009-12-05 Doug Kwan <dougkwan@google.com>
335
336 * arm.cc (Target_arm::arm_info): Initialize new fields
337 attributes_section and attributes_vendor.
338 * i386.cc (Target_i386::i386_info): Same.
339 * object.cc (Sized_relobj::do_layout): Skip attribute section.
340 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
341 fields attributes_section and attributes_vendor.
53d7974c 342 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 343 * target.h (Target::attributes_section, Target::attributes_vendor,
344 Target::is_attributes_section, Target::attribute_arg_type,
345 Target::attributes_order): New method definitions.
346 (Target::Target_info::attributes_section,
347 Target::Target_info::attributes_vendor): New fields.
348 (Target::do_attribute_arg_type, Target::do_attributes_order): New
349 virtual method definitions.
350 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
351 attributes_section and attributes_vendor.
352 * testsuite/testfile.cc (Target_test::test_target_info): Same.
353
f4e5969c
DK		 3542009-12-05 Doug Kwan <dougkwan@google.com>
355
356 * arm.cc: Update comments about interworking and stub generation.
357 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
358 considered as non-PIC.
359 (Arm_relocate_functions::base_abs): Fix formatting.
360 (Arm_relocate_functions::got_prel): Fix comment. Change interface
361 of function to use GOT entry address instead of offset.
362 (Target_arm::Scan::global): Issue an error if a symbol would need a
363 PLT does not get one because it is untyped. Remove code to create
364 dynamic symbols for relative branches.
365 (Target_arm::Relocate::relocate: Use 0 instead of false since function
366 takes unsigned integer instead of boolean.
367
1abce4a6
L		 3682009-12-05 H.J. Lu <hongjiu.lu@intel.com>
369
370 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
371 (two_file_test_LDADD): Likewise.
372 (common_test_1_LDADD): Likewise.
373 (exception_test_LDADD) Likewise.
374 (weak_test_LDADD): Likewise.
375 (many_sections_test_LDADD): Likewise.
376 (initpri1_LDADD): Likewise.
377 (script_test_1_LDADD): Likewise.
378 (script_test_2_LDADD): Likewise.
379 (justsyms_LDADD): Likewise.
380 (binary_test_LDADD): Likewise.
381 (large_LDADD): Likewise.
382 * testsuite/Makefile.in: Regenerated.
383
adcf2816 3842009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 385
adcf2816
L		 386 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
387 (Symbol_table::override_with_special): Likewise.
388 (Symbol_table::add_from_object): Likewise.
389
28e67f5d
RÁE		 3902009-12-04 Rafael Avila de Espindola <espindola@google.com>
391
392 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
393 Don't set the data_offset twice.
394
ae10a101
RÁE		 3952009-12-04 Rafael Avila de Espindola <espindola@google.com>
396
397 * testsuite/Makefile.in: Regenerate.
398
f59f41f3
DK		 3992009-12-03 Doug Kwan <dougkwan@google.com>
400
401 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
402 (Target_arm::do_finalize_sections): Add parameter for symbol table
403 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
404 * i386.cc (Target_i386::do_finalize_sections): Add an additional
405 parameter for symbol table pointer.
406 * layout.cc (Layout::finalize): Call Target::finalize_sections with
407 an additional parameter for a pointer to symbol table.
408 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
409 parameter for a symbol table pointer.
410 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
411 * target.h (Target::finalize_sections, Target::do_finalize_sections):
412 Ditto.
413 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
414 parameter for a symbol table pointer.
415
ca55d848
RÁE		 4162009-12-03 Rafael Avila de Espindola <espindola@google.com>
417
418 * incremental.cc (Incremental_inputs_header)
419 (Incremental_inputs_header_write, Incremental_inputs_entry)
420 (Incremental_inputs_entry_write): Move ...
421 * incremental.h (Incremental_inputs_header)
422 (Incremental_inputs_header_write, Incremental_inputs_entry)
423 (Incremental_inputs_entry_write): here.
424
3aec4f9c
RÁE		 4252009-12-02 Rafael Avila de Espindola <espindola@google.com>
426
427 * incremental.cc (make_sized_incremental_binary): Set the target.
428 Error if it is incompatible.
429 * output.h (Output_file): Add filename method.
430
9c0ae74d
RÁE		 4312009-12-02 Rafael Avila de Espindola <espindola@google.com>
432
433 * incremental.cc (Incremental_inputs_entry): Remove unused argument
434 from the get_* methods.
435
a45500ae
RÁE		 4362009-12-02 Rafael Avila de Espindola <espindola@google.com>
437
438 * incremental-dump.cc (main): Check that the offeset of a script is 0.
439 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
440 Write 0 for the data_offset of scripts.
441
325e6408
RÁE		 4422009-12-02 Rafael Avila de Espindola <espindola@google.com>
443
444 * testsuite/Makefile.am: Add the incremental_test.sh test.
445 * testsuite/incremental_test.sh: New.
446 * testsuite/incremental_test_1.c: New.
447 * testsuite/incremental_test_2.c: New.
448
954c3e2e
RÁE		 4492009-12-01 Rafael Avila de Espindola <espindola@google.com>
450
451 * incremental-dump.cc (main): Fix typos.
452
f8086623
RÁE		 4532009-11-27 Rafael Avila de Espindola <espindola@google.com>
454
455 PR gold/11025
456 * incremental-dump.cc (main): Use llu to print 64 bit values.
457
3b0dd6ac
L		 4582009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
459 H.J. Lu <hongjiu.lu@intel.com>
460
461 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
462 $(LIBDL).
463 (incremental_dump_LDADD): Likewise.
464 * Makefile.in: Regenerated.
465
a6d1ef57
DK		 4662009-11-25 Doug Kwan <dougkwan@google.com>
467
468 Revert:
469
470 2009-11-25 Doug Kwan <dougkwan@google.com>
471
472 * arm.cc (Target_arm::Target_arm): Move method definition
473 outside of class definition. Add code to handle
474 --target1-rel, --target1-abs and --target2= options.
475 (Target_arm::get_reloc_reloc_type): Change method to be
476 non-static and const.
477 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
478 New data member declaration.
479 (Target_arm::Scan::local, Target_arm::Scan::global,
480 Target_arm::Relocate::relocate,
481 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
482 Adjust call to Target_arm::get_real_reloc_type.
483 (Target_arm::get_real_reloc_type): Use command line options
484 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
485 * options.h (--target1-rel, --target1-abs, --target2): New
486 ARM-only options.
487
50aeb7d4
DK		 4882009-11-25 Doug Kwan <dougkwan@google.com>
489
490 * arm.cc (Target_arm::Target_arm): Move method definition outside of
491 class definition. Add code to handle --target1-rel, --target1-abs
492 and --target2= options.
493 (Target_arm::get_reloc_reloc_type): Change method to be non-static
494 and const.
495 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
496 member declaration.
497 (Target_arm::Scan::local, Target_arm::Scan::global,
498 Target_arm::Relocate::relocate,
499 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
500 call to Target_arm::get_real_reloc_type.
501 (Target_arm::get_real_reloc_type): Use command line options to
502 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
503 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
504 options.
505
51938283
DK		 5062009-11-25 Doug Kwan <dougkwan@google.com>
507
508 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
509 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
510 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
511 formatting.
512 (Arm_relocate_functions::thm_call): Replace body with a call to
513 Arm_relocate_functions::thumb_branch_common.
514 (Arm_relocate_functions::thm_jump24,
515 Arm_relocate_functions::thm_xpc22): New method definitions.
516 (Arm_relocate_functions::thumb_branch_common): New method definition.
517 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
518 operator.
519 (Target_arm::Relocate::relocate): Adjust call to thm_call.
520 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
521
e2b8f3c4
RÁE		 5222009-11-24 Rafael Avila de Espindola <espindola@google.com>
523
524 * Makefile.am: Build incremental-dump
525 * Makefile.in: Regenerate.
526 * incremental-dump.cc: New.
527 * incremental.cc (Incremental_inputs_header_data,
528 Incremental_inputs_entry_data): Move to incremental.h
529 * incremental.h: (Incremental_inputs_header_data,
530 Incremental_inputs_entry_data): Move from incremental.cc
531
bcba9aec
RÁE		 5322009-11-24 Rafael Avila de Espindola <espindola@google.com>
533
534 * incremental.cc (Incremental_inputs_header,
535 Incremental_inputs_header_write, Incremental_inputs_entry,
536 Incremental_inputs_entry_write): Add a typedef with the data type.
537
7c3afe08
RÁE		 5382009-11-24 Rafael Avila de Espindola <espindola@google.com>
539
540 * incremental.cc (Incremental_inputs_header,
541 Incremental_inputs_header_write, Incremental_inputs_entry,
542 Incremental_inputs_entry_write): Update comment about which
543 type has the filed descriptions.
544
d204b6e9
DK		 5452009-11-15 Doug Kwan <dougkwan@google.com>
546
547 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
548 (Arm_relocate_functions::arm_branch_common): Change method defintion
549 in class definition to a method declaration and update list of formal
550 parameters.
551 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
552 Arm_relocation_functions::jump24): Adjust call to
553 Arm_relocate_functions::arm_branch_common. Update list of formal
554 parameters.
555 (Arm_relocate_functions::xpc25): New method definition.
556 (Arm_relocate_functions::arm_branch_common): Move method defintion
557 out from class definition. Use stubs for mode-switching and extending
558 branch ranges.
559 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
560 specially. Change code to enable use of stubs in ARM branches.
561
43d12afe
DK		 5622009-11-10 Doug Kwan <dougkwan@google.com>
563
564 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
565 in method declaration.
566 (Target_arm::relocate_stub): New method declaration.
567 (Target_arm::default_target): Change to return a pointer instead of
568 a const reference.
569 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
570 Target_arm::default_target.
571 (Arm_Relobj::do_relocate_sections): Remove options paramater in
572 method definition.
573 (Target_arm::relocate_section): Adjust view.
574 (Target_arm::relocate_stub): New method definition.
575
ac33a407
DK		 5762009-11-10 Doug Kwan <dougkwan@google.com>
577
578 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
579 a format warning.
580 * incremental.cc (open_incremental_binary): Initialized local
581 variables to avoid warnings.
582 * object.cc (make_elf_object): Ditto.
583 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
584 a format warning.
585
88ee28e9
L		 586009-11-09 H.J. Lu <hongjiu.lu@intel.com>
587
588 PR gold/10930
589 * testsuite/plugin_test.c: Include "config.h".
590
2daedcd6
DK		 5912009-11-09 Doug Kwan <dougkwan@google.com>
592
593 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
594 (arm_symbol_value): Remove.
595 (Arm_relocate_functions::arm_branch_common,
596 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
597 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
598 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
599 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
600 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
601 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
602 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
603 Arm_relocate_functions::thm_mobw_abs_nc,
604 Arm_relocate_functions::thm_mov_abs,
605 Arm_relocate_functions::movw_prel_nc,
606 Arm_relocate_functions::thm_movt_abs,
607 Arm_relocate_functions::movt_prel,
608 Arm_relocate_functions::thm_movw_prel_nc,
609 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
610 (Target_arm::Relocate::relocate): Only decompose address into two
611 parts if relocation type uses the thumb-bit and pass the actual
612 bit instead of a flag indicating that the thumb-bit is used. Adjust
613 calls to methods in Arm_relocate_functions for this change.
614
1276bc89 6152009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 616
617 PR 10925
618 * reloc.cc: Instantiate
619 Sized_relobj::initialize_input_to_output_maps and
620 Sized_relobj:free_input_to_output_maps.
621
e53ad1b5
ILT		 6222009-11-06 Ian Lance Taylor <iant@google.com>
623
624 PR 10876
625 * defstd.cc (in_segment): Set only_if_ref true for "end".
626
eb44217c
DK		 6272009-11-06 Doug Kwan <dougkwan@google.com>
628
629 * arm.cc (class Reloc_stub): Correct a comment.
630 (Target_arm::Target_arm): Initialize arm_input_section_map_.
631 (Target_arm::scan_section_for_stubs): New method declaration.
632 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
633 Change methods from private to protected.
634 (Target_arm::do_may_relax): New method definition.
635 (Target_arm::do_relax, Target_arm::group_sections,
636 Target_arm::scan_reloc_for_stub,
637 Target_arm::scan_reloc_section_for_stubs): New method declarations.
638 (Target_arm::arm_input_section_map_): New data member declaration.
639 (Target_arm::scan_reloc_for_stub,
640 Target_arm::scan_reloc_section_for_stubs,
641 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
642 Target_arm::do_relax): New method definitions.
643
5d329b7d
ILT		 6442009-11-06 Mikolaj Zalewski <mikolaj@google.com>
645
646 * configure.ac: Check for (struct stat)::st_mtim
647 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
648 * config.in: Regenerate.
649 * configure: Regenerate.
650
96a0d71b
ILT		 6512009-11-05 Ian Lance Taylor <iant@google.com>
652
653 PR 10910
654 * output.cc (Output_segment::add_output_section): Add missing
655 return statement.
656
594c8e5e
ILT		 6572009-11-04 Ian Lance Taylor <iant@google.com>
658
659 PR 10880
660 * object.h (class Object): Add is_needed and set_is_needed
661 methods. Add is_needed_ field. Make bool fields into bitfields.
662 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
663 defined in a dynamic object and referenced by a regular object,
664 set is_needed for the dynamic object.
665 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
666 if the file is marked with as_needed and it is not needed.
667
22b127cc
ILT		 6682009-11-04 Ian Lance Taylor <iant@google.com>
669
670 PR 10887
671 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
672 tags if data is discarded by linker script.
673 * i386.cc (Target_i386::do_finalize_sections): Likewise.
674 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
675 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
676 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
677
f5c870d2
ILT		 6782009-11-04 Ian Lance Taylor <iant@google.com>
679
680 * layout.cc (Layout::get_output_section): Add is_interp and
681 is_dynamic_linker_section parameters. Change all callers.
682 (Layout::choose_output_section): Likewise.
683 (Layout::make_output_section): Likewise.
684 (Layout::add_output_section_data): Add is_dynamic_linker_section
685 parameter. Change all callers.
686 * layout.h (class Layout): Update declarations.
687 * output.h (class Output_section): Add is_interp, set_is_interp,
688 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
689 Add is_interp_, is_dynamic_linker_section_ fields. Change
690 generate_code_fills_at_write_ to a bitfield.
691 * output.cc (Output_section::Output_sections): Initialize new
692 fields.
693 (Output_segment::add_output_section): Add do_sort parameter.
694 Change all callers.
695
1ae4d23b
ILT		 6962009-11-03 Ian Lance Taylor <iant@google.com>
697
698 PR 10860
699 * options.h (class General_options): Add --warn-common.
700 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
701 merging two common symbols.
702 (Symbol_table::should_override): Handle --warn-common when merging
703 a common symbol with a defined symbol. Use report_resolve_problem
704 for multiple definitions.
705 (Symbol_table::report_resolve_problem): New function.
706 * symtab.h (class Symbol_table): Declare report_resolve_problem.
707
55da9579
DK		 7082009-11-03 Doug Kwan <dougkwan@google.com>
709
710 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
711 stub_factory_.
712 (Target_arm::stub_factory): New method definition.
713 (Target_arm::new_arm_input_section,
714 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
715 Target_arm::reloc_uses_thumb_bit): New method declarations.
716 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
717 New type definitions.
718 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
719 member declarations.
720 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
721 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
722 New method definitions.
723
37a9ac43
ILT		 7242009-11-03 Ian Lance Taylor <iant@google.com>
725
726 * options.h (class General_options): Add --warn_constructors.
727
b3d6a3d4
ILT		 7282009-11-03 Ian Lance Taylor <iant@google.com>
729
730 PR 10893
731 * defstd.cc (in_section): Add entries for __rel_iplt_start,
732 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
733
934b01dd
ILT		 7342009-11-03 Ian Lance Taylor <iant@google.com>
735
736 PR 10895
737 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
738 --msgid-bugs-address.
739 (install-pdf): New target.
740 (install-data_yes): Look up one directory to find mkinstalldirs.
741
03c1939b
L		 7422009-11-03 H.J. Lu <hongjiu.lu@intel.com>
743
744 * po/Make-in (.po.gmo): Don't generate .gmo files in source
745 tree.
746
ebd95253
DK		 7472009-10-30 Doug Kwan <dougkwan@google.com>
748
749 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
750
e9bbb538
DK		 7512009-10-30 Doug Kwan <dougkwan@google.com>
752
753 * arm.cc (Stub_addend_reader): New struct template definition
754 and partial specializations.
755 (Stub_addend_reader::operator()): New method definition for a
756 partially specialized template.
757
d5b40221
DK		 7582009-10-30 Doug Kwan <dougkwan@google.com>
759
760 * arm.cc (Arm_relobj::processor_specific_flags): New method
761 definition.
762 (Arm_relobj::do_read_symbols): New method declaration.
763 (Arm_relobj::processor_specific_flags_): New data member declaration.
764 (Arm_dynobj): New class definition.
765 (Target_arm::do_finalize_sections): Add input_objects parameter.
766 (Target_arm::do_adjust_elf_header): New method declaration.
767 (Target_arm::are_eabi_versions_compatible,
768 (Target_arm::merge_processor_specific_flags): New method declaration.
769 (Target_arm::do_make_elf_object): New overloaded method definitions
770 and declaration.
771 (Arm_relobj::do_read_symbols): New method definition.
772 (Arm_dynobj::do_read_symbols): Ditto.
773 (Target_arm::do_finalize_sections): Add input_objects parameters.
774 Merge processor-specific flags from all input objects.
775 (Target_arm::are_eabi_versions_compatible,
776 Target_arm::merge_processor_specific_flags,
777 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
778 New method definitions.
779 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
780 Input_objects pointer type parameter.
781 * layout.cc (Layout::finalize): Pass input objects to target's.
782 finalize_sections function.
783 * output.cc (Output_file_header::do_sized_write): Set ELF file
784 header's processor-specific flags.
785 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
786 Input_objects pointer type parameter.
787 * sparc.cc (Target_sparc::do_finalize_sections): Same.
788 * target.h (Input_objects): New forward class declaration.
789 (Target::processor_specific_flags,
790 Target::are_processor_specific_flags_sect): New method definitions.
791 (Target::finalize_sections): Add input_objects parameter.
792 (Target::Target): Initialize processor_specific_flags_ and
793 are_processor_specific_flags_set_.
794 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
795 parameter.
796 (Target::set_processor_specific_flags): New method definition.
797 (Target::processor_specific_flags_,
798 Target::are_processor_specific_flags_set_): New data member
799 declarations.
800 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
801 Input_objects pointer type parameter.
802
ebabffbd
DK		 8032009-10-30 Doug Kwan <dougkwan@google.com>
804
805 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
806
ad0f2072
ILT		 8072009-10-28 Ian Lance Taylor <iant@google.com>
808
809 * object.h (class Relobj): Drop options parameter from
810 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
811 do_scan_relocs, do_relocate. Change all callers.
812 (class Sized_relobj): Drop options parameters from
813 do_gc_process_relocs, do_scan_relocs, do_relocate,
814 do_relocate_sections, relocate_sections, emit_relocs_scan,
815 emit_relocs_scan_reltype. Change all callers.
816 (struct Relocate_info): Remove options field and all references to
817 it.
818 * reloc.h (class Read_relocs): Remove options constructor
819 parameter and options_ field. Change all callers.
820 (class Gc_process_relocs, class Scan_relocs): Likewise.
821 (class Relocate_task): Likewise.
822 * target-reloc.h (scan_relocs): Remove options parameter. Change
823 all callers.
824 (scan_relocatable_relocs): Likewise.
825 * target.h (class Sized_target): Remove options parameter from
826 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
827 all callers.
828 * gc.h (gc_process_relocs): Remove options parameter. Change all
829 callers.
830 * arm.cc: Update functions to remove options parameters.
831 * i386.cc: Likewise.
832 * powerpc.cc: Likewise.
833 * sparc.cc: Likewise.
834 * x86_64.cc: Likewise.
835 * testsuite/testfile.cc: Likewise.
836
8ffa3667
DK		 8372009-10-28 Doug Kwan <dougkwan@google.com>
838
839 * arm.cc (Arm_relobj): New class definition.
840 (Arm_relobj::scan_sections_for_stubs,
841 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
842 New method definitions.
843
40f36857
CC		 8442009-10-28 Cary Coutant <ccoutant@google.com>
845
846 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
847 (Plugin::cleanup_done_): New member.
848 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
849 (Plugin_manager::cleanup_done_): Remove.
850 (Plugin_manager::add_input_file): Edit error message.
851 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
852 (Plugin_manager::cleanup): Remove use of cleanup_done_.
853
2c849493
ILT		 8542009-10-27 Mikolaj Zalewski <mikolajz@google.com>
855
856 * fileread.cc: (File_read::View::~View): Use the new
857 data_ownership_ filed.
858 (File_read::~File_read): Dispose the new whole_file_view_.
859 (File_read::open): Mmap the whole file if needed.
860 (File_read::open): Use whole_file_view_ instead of contents_.
861 (File_read::find_view): Use whole_file_view_ if applicable.
862 (File_read::do_read): Use whole_file_view_ instead of contents_.
863 (File_read::make_view): Use whole_file_view_ instead of contents_,
864 update File_read::View::View call.
865 (File_read::find_or_make_view): Update File_read::View::View
866 call.
867 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
868 remove contents_
869 (File_read::View::Data_ownership): New enum.
870 (File_read::View::View): Replace bool mapped_ with Data_ownership
871 argument.
872 (File_read::View::mapped_): Remove (replaced by data_ownership_).
873 (File_read::View::data_ownership_): New field.
874 (File_read::contents_): Remove (replaced by whole_file_view_).
875 (File_read::whole_file_view_): New field.
876 * options.h (class General_options): Add --keep-files-mapped.
877
24998053
CC		 8782009-10-27 Cary Coutant <ccoutant@google.com>
879
880 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
881 * testsuite/Makefile.am (plugin_test_5): New test case.
882 * testsuite/Makefile.in: Regenerate.
883
72adc4fa
DK		 8842009-10-25 Doug Kwan <dougkwan@google.com>
885
886 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
887 from private to protected to allow access by child class.
888 (Sized_relobj::do_relocate_sections): New method declaration.
889 (Sized_relobj::relocate_sections): Virtualize.
890 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
891 Sized_relobj::relocate_sections. Instantiate template explicitly
892 for different target sizes and endianity.
893
07f508a2
DK		 8942009-10-24 Doug Kwan <dougkwan@google.com>
895
896 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
897 (Arm_input_section::as_arm_input_section): New method.
898 (Arm_output_section): New class definition.
899 (Arm_output_section::create_stub_group,
900 Arm_output_section::group_sections): New method definitions.
901
10ad9fe5
DK		 9022009-10-22 Doug Kwan <dougkwan@google.com>
903
904 * arm.cc (Arm_input_section): New class definition.
905 (Arm_input_section::init, Arm_input_section:do_write,
906 Arm_input_section::set_final_data_size,
907 Arm_input_section::do_reset_address_and_file_offset): New method
908 definitions.
909
56ee5e00
DK		 9102009-10-21 Doug Kwan <dougkwan@google.com>
911
912 * arm.cc (Stub_table, Arm_input_section): New forward class
913 declarations.
914 (Stub_table): New class defintion.
915 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
916 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
917 New method definition.
918
b569affa
DK		 9192009-10-21 Doug Kwan <dougkwan@google.com>
920
921 * arm.cc: Update copyright comments.
922 (Target_arm): New forward class template declaration.
923 (Arm_address): New type.
924 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
925 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
926 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
927 constants.
928 (Insn_template): Same.
929 (DEF_STUBS): New macro.
930 (Stub_type): New enum type.
931 (Stub_template): New class definition.
932 (Stub): Same.
933 (Reloc_stub): Same.
934 (Stub_factory): Same.
935 (Target_arm::Target_arm): Initialize may_use_blx_ and
936 should_force_pic_veneer_.
937 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
938 Target_arm::should_force_pic_veneer,
939 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
940 Target_arm::using_thumb_only, Target_arm:;default_target): New
941 method defintions.
942 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
943 New data member declarations.
944 (Insn_template::size, Insn_template::alignment): New method defintions.
945 (Stub_template::Stub_template): New method definition.
946 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
947 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
948 (Stub_factory::Stub_factory): New method definition.
949 * gold.h (string_hash): New template.
950 * output.h (Input_section_specifier::hash_value): Use
951 gold::string_hash.
952 (Input_section_specifier::string_hash): Remove.
953 * stringpool.cc (Stringpool_template::string_hash): Use
954 gold::string_hash.
955
6c172549
DK		 9562009-10-20 Doug Kwan <dougkwan@google.com>
957
958 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
959 symbols of relaxed input sections.
960 * output.h (Output_section::find_relaxed_input_section): Make
961 method public.
962
c5617f2f
DK		 9632009-10-16 Doug Kwan <dougkwan@google.com>
964
965 * dynobj.cc (Versions::Versions): Initialize version_script_.
966 Only insert base version symbol definition for a shared object
967 if version script defines any version versions.
968 (Versions::define_base_version): New method definition.
969 (Versions::add_def): Check that base version is not needed.
970 (Versions::add_need): Define base version lazily.
971 * dynobj.h (Versions::define_base_version): New method declaration.
972 (Versions::needs_base_version_): New data member declaration.
973 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
974 (check_DATA): Add no_version_test.stdout.
975 (libno_version_test.so, no_version_test.o no_version_test.stdout):
976 New make rules.
977 * testsuite/Makefile.in: Regenerate.
978 * testsuite/no_version_test.c: New file.
979 * testsuite/no_version_test.sh: Ditto.
980
3c12dcdb
DK		 9812009-10-16 Doug Kwan <dougkwan@google.com>
982
983 * expression.cc (class Segment_start_expression): New class definition.
984 (Segment_start_expression::value): New method definition.
985 (script_exp_function_segment_start): Return a new
986 Segment_start_expression.
987 * gold/script-c.h (script_saw_segment_start_expression): New function
988 prototype.
989 * script-sections.cc (Script_sections::Script_sections): Initialize
990 SAW_SEGMENT_START_EXPRESSION_ to false.
991 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
992 and -Tbbs options to specify section addresses if given in
993 command line and no SEGMENT_START expression is seen in a script.
994 * script-sections.h (Script_sections::saw_segment_start_expression,
995 Script_sections::set_saw_segment_start_expression): New method
996 definition.
997 (Script_sections::saw_segment_start_expression_): New data member
998 declaration.
999 * script.cc (script_saw_segment_start_expression): New function.
1000 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1001 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1002 script_test_7.sh and script_test_8.sh.
1003 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1004 script_test_8.stdout.
1005 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1006 (script_test_6, script_test_6.stdout, script_test_7,
1007 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1008 * Makefile.in: Regenerate.
1009 * testsuite/script_test_6.sh: New file.
1010 * testsuite/script_test_6.t: Same.
1011 * testsuite/script_test_7.sh: Same.
1012 * testsuite/script_test_7.t: Same.
1013 * testsuite/script_test_8.sh: Same.
1014
64b1ae37
DK		 10152009-10-16 Doug Kwan <dougkwan@google.com>
1016
1017 * output.cc (Output_segment::set_section_list_address): Cast
1018 expressions to unsigned long long type to avoid format warnings.
1019
661be1e2
ILT		 10202009-10-15 Ian Lance Taylor <iant@google.com>
1021
12edd763 1022 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1023 dot assignment to script_sections_.
12edd763
ILT		 1024 * script-sections.cc (Script_sections::add_dot_assignment):
1025 Initialize if necessary.
1026
68b6574b
ILT		 1027 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1028 program headers with no load segment if there is a linker script.
1029
661be1e2
ILT		 1030 * layout.cc (Layout::set_segment_offsets): Align the file offset
1031 to the segment aligment for -N or -n with no load segment.
1032 * output.cc (Output_segment::add_output_section): Don't crash if
1033 the first section is a TLS section.
1034 (Output_segment::set_section_list_addresses): Print an error
1035 message if the address moves backward in a linker script.
1036 * script-sections.cc
1037 (Output_section_element_input::set_section_addresses): Don't
1038 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1039 (Orphan_output_section::set_section_addresses): Likewise.
1040
f15f61a7
DK		 10412009-10-15 Doug Kwan <dougkwan@google.com>
1042
1043 * layout.cc (Layout::finish_dynamic_section): Generate tags
1044 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1045 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1046 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1047
82bb573a
ILT		 10482009-10-14 Ian Lance Taylor <iant@google.com>
1049
1050 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1051 fields.
1052 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1053 data_shdr fields of relinfo.
1054 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1055 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1056 R_386_TLS_LDO_32, adjust based on section flags.
1057 (Target_i386::Relocate::fix_up_ldo): Remove.
1058
374ad285
ILT		 10592009-10-13 Ian Lance Taylor <iant@google.com>
1060
1061 Add support for -pie.
1062 * options.h (class General_options): Add -pie and
1063 --pic-executable.
1064 (General_options::output_is_position_independent): Test -pie.
1065 (General_options::output_is_executable): Return true if not shared
1066 and not relocatable.
1067 (General_options::output_is_pie): Remove.
1068 * options.cc (General_options::finalize): Reject incompatible uses
1069 of -pie.
1070 * gold.cc (queue_middle_tasks): A -pie link is not static.
1071 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1072 * symtab.cc (Symbol::final_value_is_known): Return false if
1073 output_is_position_independent.
1074 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1075 output_is_position_independent.
1076 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1077 output_is_position_independent.
1078 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1079 output_is_position_independent.
1080 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1081 two_file_pie_test.
1082 (basic_pie_test.o, basic_pie_test): New targets.
1083 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1084 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1085 (two_file_pie_test): New target.
1086 * testsuite/Makefile.in: Rebuild.
1087 * README: Remove note saying that -pie is not supported.
1088
c6585162
ILT		 10892009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1090
1091 * options.h (class General_options): Add -init and -fini.
1092 * layout.cc (Layout::finish_dynamic_section): Emit
1093 given init and fini functions.
1094
032ce4e9
ST		 10952009-10-13 Sriraman Tallam <tmsriram@google.com>
1096
1097 * gc.h (gc_process_relocs): Check if icf is enabled using new
1098 function.
1099 * gold.cc (queue_initial_tasks): Likewise.
1100 (queue_middle_tasks): Likewise.
1101 * object.cc (do_layout): Likewise.
1102 * symtab.cc (is_section_folded): Likewise.
1103 * main.cc (main): Likewise.
1104 * reloc.cc (Read_relocs::run): Likewise.
1105 (Sized_relobj::do_scan_relocs): Likewise.
1106 * icf.cc (is_function_ctor_or_dtor): New function.
1107 (Icf::find_identical_sections): Check if function is ctor or dtor when
1108 safe icf is chosen.
1109 * options.h (General_options::icf): Change option to be an enum.
1110 (Icf_status): New enum.
1111 (icf_enabled): New method.
1112 (icf_safe_folding): New method.
1113 (set_icf_status): New method.
1114 (icf_status_): New variable.
1115 * (options.cc) (General_options::finalize): Set icf_status_.
1116 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1117 icf_test and icf_keep_unique_test to use the --icf enum flag.
1118 * testsuite/icf_safe_test.sh: New file.
1119 * testsuite/icf_safe_test.cc: New file.
1120
f345227a
ST		 11212009-10-12 Sriraman Tallam <tmsriram@google.com>
1122
1123 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1124 includes to gc.h and icf.h.
1125 * arm.cc: Include gc.h.
1126 * gold.cc: Likewise.
1127 * i386.cc: Likewise.
1128 * powerpc.cc: Likewise.
1129 * sparc.cc: Likewise.
1130 * x86_64.cc: Likewise.
1131 * gc.h: Include icf.h.
1132
1c7814ed
ILT		 11332009-10-11 Ian Lance Taylor <iant@google.com>
1134
1135 * plugin.cc: Include "gold.h" before other header files.
1136
ae3b5189
CD		 11372009-10-10 Chris Demetriou <cgd@google.com>
1138
1139 * options.h (Input_file_argument::Input_file_type): New enum.
1140 (Input_file_argument::is_lib_): Replace with...
1141 (Input_file_argument::type_): New member.
1142 (Input_file_argument::Input_file_argument): Take Input_file_type
1143 'type' rather than boolean 'is_lib' as second argument.
1144 (Input_file_argument::is_lib): Use type_.
1145 (Input_file_argument::is_searched_file): New function.
1146 (Input_file_argument::may_need_search): Handle is_searched_file.
1147 * options.cc (General_options::parse_library): Support -l:filename.
1148 (General_options::parse_just_symbols): Update for Input_file_argument
1149 changes.
1150 (Command_line::process): Likewise.
1151 * archive.cc (Archive::get_file_and_offset): Likewise.
1152 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1153 * script.cc (read_script_file, script_add_file): Likewise.
1154 * fileread.cc (Input_file::Input_file): Likewise.
1155 (Input_file::will_search_for): Handle is_searched_file.
1156 (Input_file::open): Likewise.
1157 * readsyms.cc (Read_symbols::get_name): Likewise.
1158 * testsuite/Makefile.am (searched_file_test): New test.
1159 * testsuite/Makefile.in: Regenerate.
1160 * testsuite/searched_file_test.cc: New file.
1161 * testsuite/searched_file_test_lib.cc: New file.
1162
f3048a1d
ILT		 11632009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1164 Ian Lance Taylor <iant@google.com>
1165
1166 * descriptor.cc: Include <cstdio> and "binary-io.h".
1167 (Descriptors::open): Open the files in binary mode always.
1168 * script.cc (Lex::get_token): Treat \r as whitespace.
1169
d4780e57
ILT		 11702009-10-09 Ian Lance Taylor <iant@google.com>
1171
1172 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1173
d9a893b8
ILT		 11742009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1175 Ian Lance Taylor <iant@google.com>
1176
1177 * configure.ac: Check for readv function also.
1178 * fileread.cc (readv): Define if not HAVE_READV.
1179 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1180 does not exist.
1181 * config.in: Regenerate.
1182 * configure: Regenerate.
1183
c0a62865
DK		 11842009-10-09 Doug Kwan <dougkwan@google.com>
1185
1186 * layout.cc (Layout::make_output_section): Call target hook to make
1187 ordinary output section.
1188 (Layout::finalize): Adjust parameter list of call the
1189 Target::may_relax().
1190 * layout.h (class Layout::section_list): New method.
1191 * merge.h (Output_merge_base::entsize): Change visibility to public.
1192 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1193 New methods.
1194 (Output_merge_string::do_is_string): New method.
1195 * object.cc (Sized_relobj::do_setup): renamed from
1196 Sized_relobj::set_up.
1197 * object.h (Sized_relobj::adjust_shndx,
1198 Sized_relobj::initializ_input_to_output_maps,
1199 Sized_relobj::free_input_to_output_maps): Change visibilities to
1200 protected.
1201 (Sized_relobj::setup): Virtualize.
1202 (Sized_relobj::do_setup): New method declaration.
1203 (Sized_relobj::invalidate_section_offset,
1204 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1205 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1206 * options.cc (parse_int): New function.
1207 * options.h (parse_int): New declaration.
1208 (DEFINE_int): New macro.
1209 (stub_group_size): New option.
1210 * output.cc (Output_section::Output_section): Initialize memebers
1211 merge_section_map_, merge_section_by_properties_map_,
1212 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1213 (Output_section::add_input_section): Handled deferred code-fill
1214 generation and remove an old comment.
1215 (Output_section::add_relaxed_input_section): New method definition.
1216 (Output_section::add_merge_input_section): Use merge section by
1217 properties map to speed to search. Update merge section maps
1218 as appropriate.
1219 (Output_section::build_relaxation_map): New method definition.
1220 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1221 Same.
1222 (Output_section::relax_input_section): Renamed to
1223 Output_section::convert_input_sections_to_relaxed_sections and change
1224 interface to take a vector of pointers to relaxed sections.
1225 (Output_section::find_merge_section,
1226 Output_section::find_relaxed_input_section): New method definitions.
1227 (Output_section::is_input_address_mapped,
1228 Output_section::output_offset, Output_section::output_address):
1229 Use output section data maps to speed up searching.
1230 (Output_section::find_starting_output_address): Add comments.
1231 (Output_section::do_write,
1232 Output_section::write_to_postprocessing_buffer): Do code-fill
1233 generation as appropriate.
1234 (Output_section::get_input_sections): Invalidate relaxed input section
1235 map.
1236 (Output_section::restore_states): Adjust type of checkpoint .
1237 Invalidate relaxed input section map.
1238 * output.h (Output_merge_base): New class declaration.
1239 (Input_section_specifier): New class defintion.
1240 (class Output_relaxed_input_section) Change base class to
1241 Output_section_data_build.
1242 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1243 base class initializer.
1244 (Output_section::add_relaxed_input_section): New method declaration.
1245 (Output_section::Input_section): Change visibility to protected.
1246 (Output_section::Input_section::relobj,
1247 Output_section::Input_section::shndx): Handle relaxed input sections.
1248 Output_section::input_sections) Change visibility to protected. Also
1249 define overload to return a non-const pointer.
1250 (Output_section::Merge_section_properties): New class defintion.
1251 (Output_section::Merge_section_by_properties_map,
1252 Output_section::Output_section_data_by_input_section_map,
1253 Output_section::Relaxation_map): New types.
1254 (Output_section::relax_input_section): Rename method to
1255 Output_section::convert_input_sections_to_relaxed_sections and change
1256 interface to take a vector of relaxed section pointers.
1257 (Output_section::find_merge_section,
1258 Output_section::find_relaxed_input_section,
1259 Output_section::build_relaxation_map,
1260 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1261 New method declarations.
1262 (Output_section::merge_section_map_
1263 Output_section::merge_section_by_properties_map_,
1264 Output_section::relaxed_input_section_map_,
1265 Output_section::is_relaxed_input_section_map_valid_,
1266 Output_section::generate_code_fills_at_write_): New data members.
1267 * script-sections.cc
1268 (Output_section_element_input::set_section_addresses): Call
1269 current_data_size and addralign methods of relaxed input sections.
1270 (Orphan_output_section::set_section_addresses): Call current_data_size
1271 and addralign methods of relaxed input sections.
1272 * symtab.cc (Symbol_table::compute_final_value): Extract template
1273 from the body of Symbol_table::sized_finalize_symbol.
1274 (Symbol_table::sized_finalized_symbol): Call
1275 Symbol_table::compute_final_value.
1276 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1277 (Symbol_table::compute_final_value): New templated method declaration.
1278 * target.cc (Target::do_make_output_section): New method defintion.
1279 * target.h (Target::make_output_section): New method declaration.
1280 (Target::relax): Add more parameters for input objects, symbol table
1281 and layout. Adjust call to do_relax.
1282 (Target::do_make_output_section): New method declaration.
1283 (Target::do_relax): Add parameters for input objects, symbol table
1284 and layout.
1285
d446d6c4
ILT		 12862009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1287
1288 * pread.c: Include stdio.h.
1289
bc06c745
ILT		 12902009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1291
1292 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1293 defined.
1294
75aea3d0
ILT		 12952009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1296
1297 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1298 Change read_shndx type to unsigned int.
1299 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1300 int.
1301 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1302 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1303 Change read_shndx type to unsigned int.
1304 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1305 int.
1306 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1307 * layout.cc (Layout::create_symtab_sections): Cast the result of
1308 local_symcount * symsize to off_t in the gold_assert.
1309
be8fcb75
ILT		 13102009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1311
1312 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1313 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1314 R_ARM_BASE_ABS.
1315 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1316 (Arm_relocate_functions::thm_abs5): New function.
1317 (Arm_relocate_functions::abs12): New function.
1318 (Arm_relocate_functions::abs16): New function.
1319 (Arm_relocate_functions::base_abs): New function.
1320 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1321 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1322 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1323 R_ARM_BASE_ABS.
1324 (Scan::global): Likewise.
1325 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1326 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1327 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1328 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1329 R_ARM_BASE_ABS.
1330
c2a122b6
ILT		 13312009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1332
1333 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1334 (Arm_relocate_functions::movt_prel): New function.
1335 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1336 (Arm_relocate_functions::thm_movt_prel): New function.
1337 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1338 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1339 (Scan::global, Relocate::relocate): Likewise.
1340 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1341
c4aa1e2d
ILT		 13422009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1343
1344 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1345 Incremental_checker.
1346 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1347 unsigned int.
1348 (class Incremental_inputs_header): New class.
1349 (Incremental_inputs_header_writer): Edit comment.
1350 (Incremental_inputs_entry): New class.
1351 (Incremental_inputs_entry_writer): Edit comment.
1352 (Sized_incremental_binary::do_find_incremental_inputs_section):
1353 Add *strtab_shndx parameter, fill it.
1354 (Sized_incremental_binary::do_check_inputs): New method.
1355 (Incremental_checker::can_incrementally_link_output_file): Use
1356 Sized_incremental_binary::check_inputs.
1357 (Incremental_inputs::report_command_line): Save command line in
1358 command_line_.
1359 * incremental.h:
1360 (Incremental_binary::find_incremental_inputs_section): New
1361 method.
1362 (Incremental_binary::do_find_incremental_inputs_section): Add
1363 strtab_shndx parameter.
1364 (Incremental_binary::do_check_inputs): New pure virtual method.
1365 (Sized_incremental_binary::do_check_inputs): Declare.
1366 (Incremental_checker::Incremental_checker): Add incremental_inputs
1367 parameter, use it to initialize incremental_inputs_.
1368 (Incremental_checker::incremental_inputs_): New field.
1369 (Incremental_checker::command_line): New method.
1370 (Incremental_checker::inputs): New method.
1371 (Incremental_checker::command_line_): New field.
1372
c549a694
ILT		 13732009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1374
1375 * incremental.cc: Include <cstdarg> and "target-select.h".
1376 (vexplain_no_incremental): New function.
1377 (explain_no_incremental): New function.
1378 (Incremental_binary::error): New method.
1379 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1380 method.
1381 (make_sized_incremental_binary): New function.
1382 (open_incremental_binary): New function.
1383 (can_incrementally_link_file): Add checks if output is ELF and has
1384 inputs section.
1385 * incremental.h: Include "elfcpp_file.h" and "output.h".
1386 (Incremental_binary): New class.
1387 (Sized_incremental_binary): New class.
1388 (open_incremental_binary): Declare.
1389 * object.cc (is_elf_object): Use
1390 elfcpp::Elf_recognizer::is_elf_file.
1391 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1392 * output.h (Output_file::filesize): New method.
1393
fd3c5f0b
ILT		 13942009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1395
1396 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1397 New function.
1398 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1399 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1400 function.
1401 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1402 function.
1403 (Arm_relocate_functions::movw_abs_nc): New function.
1404 (Arm_relocate_functions::movt_abs): New function.
1405 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1406 (Arm_relocate_functions::thm_movt_abs): New function.
1407 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1408 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1409 (Scan::global): Likewise.
1410 (Relocate::relocate): Likewise.
1411 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1412
7f5309a5
ILT		 14132009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1414
1415 * arm.cc (Arm_relocate_functions::got_prel) New function.
1416 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1417 (Relocate::relocate): Likewise.
1418 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1419
364c7fa5
ILT		 14202009-10-06 Ian Lance Taylor <iant@google.com>
1421
1422 * options.h (class General_options): Define
1423 split_stack_adjust_size parameter.
1424 * object.h (class Object): Add uses_split_stack_ and
1425 has_no_split_stack_ fields. Add uses_split_stack and
1426 has_no_split_stack accessor functions. Declare
1427 handle_split_stack_section.
1428 (class Reloc_symbol_changes): Define.
1429 (class Sized_relobj): Define Function_offsets. Declare
1430 split_stack_adjust, split_stack_adjust_reltype, and
1431 find_functions.
1432 * object.cc (Object::handle_split_stack_section): New function.
1433 (Sized_relobj::do_layout): Call handle_split_stack_section.
1434 * dynobj.cc (Sized_dynobj::do_layout): Call
1435 handle_split_stack_section.
1436 * reloc.cc (Sized_relobj::relocate_sections): Call
1437 split_stack_adjust for executable sections in split_stack
1438 objects. Pass reloc_map to relocate_section.
1439 (Sized_relobj::split_stack_adjust): New function.
1440 (Sized_relobj::split_stack_adjust_reltype): New function.
1441 (Sized_relobj::find_functions): New function.
1442 * target-reloc.h: Include "object.h".
1443 (relocate_section): Add reloc_symbol_changes parameter. Change
1444 all callers.
1445 * target.h (class Target): Add calls_non_split method. Declare
1446 do_calls_non_split virtual method. Declare match_view and
1447 set_view_to_nop.
1448 * target.cc: Include "elfcpp.h".
1449 (Target::do_calls_non_split): New function.
1450 (Target::match_view): New function.
1451 (Target::set_view_to_nop): New function.
1452 * gold.cc (queue_middle_tasks): Give an error if mixing
1453 split-stack and non-split-stack objects with -r.
1454 * i386.cc (Target_i386::relocate_section): Add
1455 reloc_symbol_changes parameter.
1456 (Target_i386::do_calls_non_split): New function.
1457 * x86_64.cc (Target_x86_64::relocate_section): Add
1458 reloc_symbol_changes parameter.
1459 (Target_x86_64::do_calls_non_split): New function.
1460 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1461 parameter.
1462 * powerpc.cc (Target_powerpc::relocate_section): Add
1463 reloc_symbol_changes parameter.
1464 * sparc.cc (Target_sparc::relocate_section): Add
1465 reloc_symbol_changes parameter.
1466 * configure.ac: Call AM_CONDITIONAL for the default target.
1467 * configure: Rebuild.
1468 * testsuite/Makefile.am (TEST_AS): New variable.
1469 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1470 (check_DATA): Add split_i386 and split_x86_64 files.
1471 (SPLIT_DEFSYMS): Define.
1472 (split_i386_[1234n].o): New targets.
1473 (split_i386_[124]): New targets.
1474 (split_i386_[1234r].stdout): New targets.
1475 (split_x86_64_[1234n].o): New targets.
1476 (split_x86_64_[124]): New targets.
1477 (split_x86_64_[1234r].stdout): New targets.
1478 (MOSTLYCLEANFILES): Add new executables.
1479 * testsuite/split_i386.sh: New file.
1480 * testsuite/split_x86_64.sh: New file.
1481 * testsuite/split_i386_1.s: New file.
1482 * testsuite/split_i386_2.s: New file.
1483 * testsuite/split_i386_3.s: New file.
1484 * testsuite/split_i386_4.s: New file.
1485 * testsuite/split_i386_n.s: New file.
1486 * testsuite/split_x86_64_1.s: New file.
1487 * testsuite/split_x86_64_2.s: New file.
1488 * testsuite/split_x86_64_3.s: New file.
1489 * testsuite/split_x86_64_4.s: New file.
1490 * testsuite/split_x86_64_n.s: New file.
1491 * testsuite/testfile.cc (Target_test): Update relocation_section
1492 function.
1493 * testsuite/Makefile.in: Rebuild.
1494
e8a9fcda
ILT		 14952009-10-06 Ian Lance Taylor <iant@google.com>
1496
1497 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1498 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1499 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1500 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1501 the address on ldo_addrs_.
1502 (Target_i386::Relocate::fix_up_ldo): New function.
1503
e99daf92
ILT		 15042009-10-06 Rafael Espindola <espindola@google.com>
1505
1506 * plugin.cc (add_input_library): New.
1507 (Plugin::load): Add add_input_library to tv.
1508 (Plugin_manager::add_input_file): Add the is_lib argument.
1509 (add_input_file): Update call to Plugin_manager::add_input_file.
1510 (add_input_library): New.
1511 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1512
966d4097
DK		 15132009-09-30 Doug Kwan <dougkwan@google.com>
1514
1515 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1516 symbol and call Symbol::may_need_copy_reloc to determine if
1517 a copy reloc is needed.
1518 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1519 nocopyreloc is given in command line.
1520 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1521 given in command line.
1522 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1523 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1524 of the removed Target_i386::may_need_copy_reloc.
1525 * options.h (copyreloc): New option with default value false.
1526 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1527 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1528 instead of the removed Target_powerpc::may_need_copy_reloc.
1529 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1530 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1531 instead of the removed Target_sparc::may_need_copy_reloc.
1532 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1533 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1534 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1535 instead of the removed Target_x86_64::may_need_copy_reloc.
1536
029ba973
ILT		 15372009-09-30 Ian Lance Taylor <iant@google.com>
1538
1539 * object.h (class Object): Remove target_ field, and target,
1540 sized_target, and set_target methods.
1541 (Object::sized_target): Remove.
1542 (class Sized_relobj): Update declarations. Remove sized_target.
1543 * object.cc (Sized_relobj::setup): Remove target parameter.
1544 Change all callers.
1545 (Input_objects::add_object): Don't do anything with the target.
1546 (make_elf_sized_object): Add punconfigured parameter. Change all
1547 callers. Set or test parameter target.
1548 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1549 Change all callers.
1550 * parameters.cc (Parameters::set_target): Change parameter type to
1551 be non-const.
1552 (Parameters::default_target): Remove.
1553 (set_parameters_target): Change parameter type to be non-const.
1554 (parameters_force_valid_target): New function.
1555 (parameters_clear_target): New function.
1556 * parameters.h (class Parameters): Update declarations. Remove
1557 default_target method. Add sized_target and clear_target
1558 methods. Change target_ to be non-const.
1559 (set_parameters_target): Update declaration.
1560 (parameters_force_valid_target): Declare.
1561 (parameters_clear_target): Declare.
1562 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1563 as NULL if we aren't searching.
1564 (Add_symbols::run): Don't check for compatible target.
1565 * fileread.cc (Input_file::open_binary): Call
1566 parameters_force_valid_target.
1567 * gold.cc (queue_middle_tasks): Likewise.
1568 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1569 set_target on object.
1570 * dynobj.h (class Sized_dynobj): Update declarations.
1571 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1572 make_elf_object returns NULL.
1573 (Archive::include_member): Don't check whether object target is
1574 compatible.
1575 * output.cc (Output_section::add_input_section): Get target from
1576 parameters.
1577 (Output_section::relax_input_section): Likewise.
1578 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1579 parameters.
1580 (Sized_relobj::do_scan_relocs): Likewise.
1581 (Sized_relobj::relocate_sections): Likewise.
1582 * resolve.cc (Symbol_table::resolve): Likewise.
1583 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1584 parameter. Change all callers.
1585 (Symbol_table::add_from_object): Get target from parameters.
1586 (Symbol_table::add_from_relobj): Don't check object target.
1587 (Symbol_table::add_from_dynobj): Likewise.
1588 (Symbol_table::define_special_symbol): Get target from
1589 parameters.
1590 * symtab.h (class Symbol_table): Update declaration.
1591 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1592 parameter. Change all callers. Clear parameter target.
1593 (Binary_test): Test target here.
1594 * testsuite/object_unittest.cc (gold_testsuite): Remove
1595 target_test_pointer parameter. Change all callers.
1596 (Object_test): Test target here.
1597
a6a22b83
ILT		 15982009-09-26 Ian Lance Taylor <iant@google.com>
1599
1600 * testsuite/initpri1.c: Don't try to use constructor priorities if
1601 compiling with gcc before 4.3.
1602
6a8f49fe
ILT		 16032009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1604
1605 * testsuite/retain_symbols_file_test.sh (check_present): Change
1606 output file name to retain_symbols_file_test.stdout.
1607 (check_absent): Likewise.
1608
8c604651
CS		 16092009-09-18 Craig Silverstein <csilvers@google.com>
1610
1611 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1612 * options.cc: Include <cerrno> and <fstream>.
1613 (General_options::finalize): Parse -retain-symbols-file tag.
1614 * options.h: New flag.
1615 (General_options): New method should_retain_symbol, new
1616 variable symbols_to_retain.
1617 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1618 should_retain_symbol map.
1619 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1620 * testsuite/Makefile.in: Regenerate.
1621 * testsuite/retain_symbols_file_test.sh: New file.
1622
ca58b19f
NC		 16232009-09-18 Nick Clifton <nickc@redhat.com>
1624
1625 * po/es.po: Updated Spanish translation.
1626
20e6d0d6
DK		 16272009-09-17 Doug Kwan <dougkwan@google.com>
1628
1629 * debug.h (DEBUG_RELAXATION): New constant.
1630 (DEBUG_ALL): Add DEBUG_RELAXATION.
1631 (debug_string_to_enum): Add relaxation debug option.
1632 * layout.cc
1633 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1634 Layout::Relaxation_debug_check::read_sections,
1635 Layout::Relaxation_debug_check::read_sections): New method definitions.
1636 (Layout::Layout): Initialize data members
1637 record_output_section_data_from_scrips_,
1638 script_output_section_data_list_ and relaxation_debug_check_.
1639 (Layout::save_segments, Layout::restore_segments,
1640 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1641 Layout::relaxation_loop_body): New method definitions.
1642 (Layout::finalize): Support relaxation. Move section layout code to
1643 Layout::relaxation_loop_body.
1644 (Layout::set_asection_address_from_script): Move code for orphan
1645 section placement out.
1646 (Layout::place_orphan_sections_in_script): New method definition.
1647 * layout.h (Output_segment_headers, Output_file_header):
1648 New forward class declarations.
1649 (Layout::~Layout): Define.
1650 (Layout::new_output_section_data_from_script): New method definition.
1651 (Layout::place_orphan_sections_in_script): New method declaration.
1652 (Layout::Segment_states): New type declaration.
1653 (Layout::save_segments, Layout::restore_segments,
1654 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1655 Layout::relaxation_loop_body): New method declarations.
1656 (Layout::Output_section_data_list): New type declaration.
1657 (Layout::Relaxation_debug_check): New class definition.
1658 (Layout::record_output_section_data_from_script_,
1659 Layout::script_output_section_data_list_, Layout::segment_states_,
1660 Layout::relaxation_debug_check_): New data members.
1661 * output.cc: (Output_section_headers::do_size): New method definition.
1662 (Output_section_headers::Output_section_headers): Move size
1663 computation to Output_section_headers::do_size.
1664 (Output_segment_headers::do_size): New method definition.
1665 (Output_file_header::Output_file_header): Move size computation to
1666 Output_file_header::do_size and call it.
1667 (Output_file_header::do_size): New method definition.
1668 (Output_data_group::Output_data_group): Adjust call to
1669 Output_section_data.
1670 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1671 (Output_symtab_xindex::do_write): Add array bound check.
1672 (Output_section::Input_section::print_to_mapfile): Handle
1673 RELAXED_INPUT_SECTION_CODE.
1674 (Output_section::Output_section): Initialize data member checkpoint_.
1675 (Output_section::~Output_section): Delete checkpoint object pointed
1676 by checkpoint_.
1677 (Output_section::add_input_section): Always add an Input_section if
1678 relaxing.
1679 (Output_section::add_merge_input_section): Add assert.
1680 (Output_section::relax_input_section): New method definition.
1681 (Output_section::set_final_data_size): Set load address to zero for
1682 an unallocated section.
1683 (Output_section::do_address_and_file_offset_have_reset_values):
1684 New method definition.
1685 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1686 Handle relaxed input section.
1687 (Output_section::sort_attached_input_sections): Checkpoint input
1688 section list lazily.
1689 (Output_section::get_input_sections): Change type of input_sections to
1690 list of Simple_input_section pointers. Checkpoint input section list
1691 lazily. Also handle relaxed input sections.
1692 (Output_section::add_input_section_for_script): Take a reference to
1693 a Simple_input_section object instead of Relobj pointer and section
1694 index as parameter. Handle relaxed input sections.
1695 (Output_section::save_states, Output_section::restore_states): New
1696 method definitions.
1697 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1698 (Output_data::is_data_size_fixed): New method definition.
1699 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1700 if it is fixed.
1701 (Output_data::address_and_file_offset_have_reset_values): New method
1702 definition.
1703 (Output_data::do_address_and_file_offset_have_reset_values): New method
1704 definition.
1705 (Output_data::set_data_size): Check that data size is not fixed.
1706 (Output_data::fix_data_size): New method definition.
1707 (Output_data::is_data_size_fixed_): New data member.
1708 (Output_section_headers::set_final_data_size): New method definition.
1709 (Output_section_headers::do_size): New method declaration.
1710 (Output_segment_headers::set_final_data_size): New method definition.
1711 (Output_segment_headers::do_size): New method declaration.
1712 (Output_file_header::set_final_data_size)::New method definition.
1713 (Output_file_header::do_size)::New method declaration.
1714 (Output_section_data::Output_section_data): Add new parameter
1715 is_data_size_fixed and use it to fix data size.
1716 (Output_data_const::Output_data_const): Adjust call to base class
1717 constructor and fix data size.
1718 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1719 base class constructor and fix data size.
1720 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1721 base class constructor and fix data size.
1722 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1723 class constructor and fix data size.
1724 (Output_data_group::set_final_data_size): New method definition.
1725 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1726 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1727 class constructor and fix data size.
1728 (Output_relaxed_input_section): New class definition.
1729 (Output_section::Simple_input_section): New class definition.
1730 (Output_section::get_input_sections): Adjust parameter list.
1731 (Output_section::add_input_section_for_script): Same.
1732 (Output_section::save_states, Output_section::restore_states,
1733 Output_section::do_address_and_file_offset_have_reset_values,
1734 (Output_section::Input_section::Input_section): Handle
1735 RELAXED_INPUT_SECTION_CODE. Add new overload for
1736 Output_relaxed_input_section.
1737 (Output_section::Input_section::is_input_section,
1738 Output_section::Input_section::set_output_section): Handle relaxed
1739 input section.
1740 (Output_section::Input_section::is_relaxed_input_section,
1741 Output_section::Input_section::output_section_data,
1742 Output_section::Input_section::relaxed_input_section): New method
1743 definitions.
1744 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1745 value.
1746 (Output_section::Input_section::u1_): Update comments.
1747 (Output_section::Input_section::u2_): Add new union member poris.
1748 (Output_section::Checkpoint_output_section): New classs definition.
1749 (Output_section::relax_input_section): New method declaration.
1750 (Output_section::checkpoint_): New data member.
1751 (Output_segment): Update comments.
1752 (Output_segment::Output_segment): Un-privatize copy constructor.
1753 (Output_segment::operator=): Un-privatize.
1754 * script-sections.cc (Output_section_element::Input_section_list):
1755 Change element type to Output_section::Simple_input_section.
1756 (Output_section_element_dot_assignment::set_section_addresses):
1757 Register output section data for relaxation clean up.
1758 (Output_data_exression::Output_data_expression): Adjust call to base
1759 constructor to fix data size.
1760 (Output_section_element_data::set_section_addresses): Register
1761 Output_data_expression object for relaxation clean up.
1762 (struct Input_section_info): Replace Relobj pointer and section index
1763 pair with Output_section::Simple_input_section and Convert struct to a
1764 class.
1765 (Input_section_sorter::operator()): Adjust access to
1766 Input_section_info data member to use accessors.
1767 (Output_section_element_input::set_section_addresses): Use layout
1768 parameter. Adjust code to use Output_section::Simple_input_section
1769 and Input_secction_info classes. Register filler for relaxation
1770 clean up.
1771 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1772 and section index pair with Output_section::Simple_input_section
1773 class. Adjust code accordingly.
1774 (Phdrs_element::release_segment): New method definition.
1775 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1776 segment list.
1777 (Script_sections::release_segments): New method definition.
1778 * gold/script-sections.h (Script_sections::release_segments): New
1779 method declaration.
1780 * gold/target.h (Target::may_relax, Target::relax,
1781 Target::do_may_relax, Target::do_relax): New method definitions.
1782
5e445df6
ILT		 17832009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1784
1785 * arm.cc (has_signed_unsigned_overflow): New function.
1786 (Arm_relocate_functions::abs8): New function.
1787 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1788 (Target_arm::Scan::global): Likewise.
1789 (Target_arm::relocate::relocate): Likewise.
1790 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1791 Likewise.
1792
8c604651 17932009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1794
1795 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1796 * testsuite/Makefile.in: Regenerate.
1797
1e9cc1c2
NC		 17982009-09-11 Nick Clifton <nickc@redhat.com>
1799
1800 * po/gold.pot: Updated by the Translation project.
1801
6a89f575
CC		 18022009-09-08 Cary Coutant <ccoutant@google.com>
1803
1804 * output.cc (Output_file::open): Add execute permission to empty file.
1805 * testsuite/Makefile.am (permission_test): New test.
1806 * testsuite/Makefile.in: Regenerate.
1807
fdcac5af
ILT		 18082009-09-02 Ian Lance Taylor <iant@google.com>
1809
1810 * output.cc (Output_file::resize): Call map_no_anonymous rather
1811 than map.
1812
44453f85
ILT		 18132009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1814
1815 * gold.cc: Include "incremental.h".
1816 (queue_initial_tasks): Call Incremental_checker methods.
1817 * incremental.cc: Include "output.h".
1818 (Incremental_checker::can_incrementally_link_output_file): New
1819 method.
1820 * incremental.h (Incremental_checker): New class.
1821
1822 * output.cc (Output_file::open_for_modification): New method.
1823 (Output_file::map_anonymous): Changed return type to bool. Record
1824 map in base_ field.
1825 (Output_file::map_no_anonymous): New method, broken out of map.
1826 (Output_file::map): Use map_no_anonymous and map_anonymous.
1827 * output.h (class Output_file): Update declarations.
1828
293c1386
CC		 18292009-08-24 Cary Coutant <ccoutant@google.com>
1830
1831 * options.h (Command_line::Pre_options): New class.
1832 (Command_line::pre_options): New member.
1833 * options.cc (gold::options::ready_to_register): New variable.
1834 (One_option::register_option): Do nothing if not registering options.
1835 Assert if same short option registered twice.
1836 (General_options::General_options): Turn off option registration when
1837 done constructing.
1838 (Command_line::Pre_options::Pre_options): New constructor.
1839
f773f3d2
CC		 18402009-08-24 Cary Coutant <ccoutant@google.com>
1841
06a73cfe
CC		 1842 * options.h (General_options::no_keep_memory): Remove incorrect
1843 short option.
f773f3d2 1844
a15af8e2
RW		 18452009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1846
1847 * Makefile.am (am__skiplex, am__skipyacc): New.
1848 * Makefile.in: Regenerate.
1849
c462b41b
RW		 18502009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1851
14ec8efd
RW		 1852 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1853 (INCLUDES): ... this.
1854 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1855 (AM_CPPFLAGS): Renamed from ...
1856 (INCLUDE): ... this.
1857 * Makefile.in, testsuite/Makefile.in: Regenerate.
1858
81ecdfbb
RW		 1859 * Makefile.in: Regenerate.
1860 * aclocal.m4: Likewise.
1861 * config.in: Likewise.
1862 * configure: Likewise.
1863 * testsuite/Makefile.in: Likewise.
1864
c462b41b
RW		 1865 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1866 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1867 * Makefile.in: Regenerate.
1868 * testsuite/Makefile.in: Regenerate.
1869
2da73f13
CC		 18702009-08-19 Cary Coutant <ccoutant@google.com>
1871
1872 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1873 symbols in shared libraries overridden by hidden or internal symbols
1874 in the main program.
1875
2db70501
CD		 18762009-08-19 Chris Demetriou <cgd@google.com>
1877
1878 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1879 checking source file names in error messages.
1880
f733487b
DK		 18812009-08-18 Doug Kwan <dougkwan@google.com>
1882
1883 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1884 an elcpp::Ehdr as parameter. Adjust call to set_target.
1885 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1886 an elfcpp::Ehdr as parameter.
1887 * object.cc (Object::set_target): Remove the version that looks up
1888 a target and sets it.
1889 (Sized_relobj::setup): Take a Target object instead of
1890 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1891 (make_elf_sized_object): Find target and ask target to
1892 make an ELF object.
1893 * object.h: (Object::set_target): Remove the version that looks up
1894 a target and sets it.
1895 (Sized_relobj::setup): Take a Target object instead of
1896 an elfcpp:Ehdr as parameter.
1897 * target.cc: Include dynobj.h.
1898 (Target::do_make_elf_object_implementation): New.
1899 (Target::do_make_elf_object): New.
1900 * target.h (Target::make_elf_object): New template declaration.
1901 (Target::do_make_elf_object): New method declarations.
1902 (Target::do_make_elf_object_implementation): New template declaration.
1903
cc70f101
ILT		 19042009-08-14 Ian Lance Taylor <iant@google.com>
1905
1906 * gold.h (FUNCTION_NAME): Define.
1907 (gold_unreachable): Use FUNCTION_NAME.
1908
ef5e0cb1
ST		 19092009-08-12 Sriraman Tallam <tmsriram@google.com>
1910
1911 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1912 symbol in the --keep-unique list is not found.
1913
48c187ce
ST		 19142009-08-12 Sriraman Tallam <tmsriram@google.com>
1915
1916 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1917 been maked as --keep-unique.
1918 (Icf::unfold_section): New function.
1919 * icf.h (Icf::unfold_section): New function.
1920 * options.h (General_options::keep_unique): New option.
1921 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1922 * testsuite/Makefile.in: Regenerate.
1923 * testsuite/icf_keep_unique_test.sh: New file.
1924 * testsuite/icf_keep_unique_test.cc: New file.
1925
645afe0c
CC		 19262009-08-12 Cary Coutant <ccoutant@google.com>
1927
1928 PR 10471
1929 * resolve.cc (Symbol_table::resolve): Check for references from
1930 dynamic objects to hidden and internal symbols.
1931 * testsuite/Makefile.am (hidden_test.sh): New test.
1932 * testsuite/Makefile.in: Regenerate.
1933 * testsuite/hidden_test.sh: New script.
1934 * testsuite/hidden_test_1.c: New test source.
1935 * testsuite/hidden_test_main.c: New test source.
1936
11af873f
DK		 19372009-08-11 Doug Kwan <dougkwan@google.com>
1938
1939 * arm.cc: Update comments.
1940 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1941 segment to locate the .ARM.exidx section if present.
1942
b9f7d72d
DK		 19432009-08-09 Doug Kwan <dougkwan@google.com>
1944
1945 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1946 patch.
1947
ddd3c53c
ST		 19482009-08-07 Sriraman Tallam <tmsriram@google.com>
1949 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1950 compiler warnings.
1951
27721062
ST		 19522009-08-06 Sriraman Tallam <tmsriram@google.com>
1953
1954 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1955 valid tls_segment only for non-debug-section relocations.
1956 * testsuite/Makefile.am: Add gc_tls_test.
1957 * testsuite/Makefile.in: Regenerate.
1958 * testsuite/gc_tls_test.cc: New file.
1959 * testsuite/gc_tls_test.sh: New file.
1960
ef15dade
ST		 19612009-08-05 Sriraman Tallam <tmsriram@google.com>
1962
1963 * icf.cc: New file.
1964 * icf.h: New file.
1965 * Makefile.am (CCFILES): Add icf.cc.
1966 (HFILES): Add icf.h
1967 * Makefile.in: Regenerate.
1968 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1969 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1970 section, symbol and addend information for the relocs.
1971 * gold.cc (queue_middle_tasks): Call identical code folding.
1972 * gold.h: Add defines for multimap.
1973 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1974 to the call of finalize_local_symbols.
1975 * main.cc (main): Create object of class Icf.
1976 * object.cc (Sized_relobj::do_layout): Allow this function to be
1977 called twice during icf.
1978 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1979 to sections marked as identical by icf.
1980 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1981 when available.
1982 (Sized_relobj::do_section_entsize): New function.
1983 * object.h (Object::section_entsize): New function.
1984 (Object::do_section_entsize): New pure virtual function.
1985 (Relobj::finalize_local_symbols): Add new parameter.
1986 (Relobj::do_section_entsize): New function.
1987 * options.h (General_options::icf): New option.
1988 (General_options::icf_iterations): New option.
1989 (General_options::print_icf_sections): New option.
1990 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1991 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1992 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1993 icf.
1994 * symtab.cc (Symbol_table::is_section_folded): New function.
1995 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1996 to sections marked as identical by icf.
1997 * symtab.h (Symbol_table::set_icf): New function.
1998 (Symbol_table::icf): New function.
1999 (Symbol_table::is_section_folded): New function.
2000 (Symbol_table::icf_): New data member.
2001 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2002 * testsuite/Makefile.am: Add commands to build icf_test.
2003 * testsuite/Makefile.in: Regenerate.
2004 * testsuite/icf_test.sh: New file.
2005 * testsuite/icf_test.cc: New file.
2006
c3b65ac4
CD		 20072009-07-24 Chris Demetriou <cgd@google.com>
2008
2009 * layout.cc (is_compressible_debug_section): Fix incorrect
2010 comment about compressed section names.
2011
1caf2c51
ILT		 20122009-07-20 Ian Lance Taylor <ian@airs.com>
2013
2014 PR 10419
2015 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2016
1ef4d87f
ILT		 20172009-07-16 Ian Lance Taylor <iant@google.com>
2018
2019 PR 10400
2020 * layout.h: #include <map>.
2021 (class Kept_section): Change from struct to class. Add accessors
2022 and setters. Add section size to Comdat_group mapping. Change
2023 Comdat_group to std::map. Add is_comdat_ field. Add
2024 linkonce_size field in union.
2025 (class Layout): Update declaration of find_or_add_kept_section.
2026 Don't declare find_kept_object.
2027 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2028 parameter. Add object, shndx, is_comdat, and is_group_name
2029 parameters. Change all callers. Adjust for new Kept_section.
2030 (Layout::find_kept_object): Remove.
2031 * object.cc (Sized_relobj::include_section_group): Update use of
2032 Kept_section. Rename secnum to shndx. Only record
2033 Kept_comdat_section if sections are the same size.
2034 (Sized_relobj::include_linkonce_section): Update use of
2035 Kept_section. Only record Kept_comdat_section if sections are the
2036 same size. Set size of linkonce section.
2037 (Sized_relobj::map_to_kept_section): Update call to
2038 get_kept_comdat_section.
2039 * object.h (class Sized_relobj): Rename fields in
2040 Kept_comdat_section to drop trailing underscores; change object
2041 field to Relobj*. Change Kept_comdat_section_table to store
2042 struct rather than pointer.
2043 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2044 Add kept_object and kept_shndx parameters. Change all callers.
2045 (Sized_relobj::get_kept_comdat_section): Change return type to
2046 bool. Add kept_object and kept_shndx parameters. Change all
2047 callers.
2048 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2049 Layout::find_or_add_kept_section.
2050
37c3b7b0
ILT		 20512009-07-09 Ian Lance Taylor <iant@google.com>
2052
2053 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2054 Reserve space in the hash table.
2055
98fa85cb
ILT		 20562009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2057
2058 * fileread.cc (File_read::get_mtime): New method.
2059 * fileread.h (Timespec): New structure.
2060 (File_read::get_mtime): New method.
2061 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2062 Renamed from timestamp_nsec.
2063 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2064 Elf_Xword.
2065 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2066 timestamp_nsec.
2067 (Incremental_inputs::report_archive): Save mtime; style fix.
2068 (Incremental_inputs::report_obejct): Save mtime; style fix.
2069 (Incremental_inputs::report_script): Save mtime; style fix.
2070 (Incremental_inputs::finalize_inputs): Style fix.
2071 (Incremental_inputs::finalize): Style fix.
2072 (Incremental_inputs::create_input_section_data): Store inputs
2073 mtime.
2074 * incremental.h (Incremental_inputs::report_script): Add mtime
2075 argument.
2076 (Incremental_inputs::Input_info::Input_info): Intialize only one
2077 union member.
2078 (Incremental_inputs::Input_info::archive): Move to nameless
2079 union.
2080 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2081 (Incremental_inputs::Input_info::script): Move to nameless union.
2082 (Incremental_inputs::mtime): New field.
2083 * script.cc (read_input_script): Pass file mtime to
2084 Incremental_input.
2085 * script.h (Script_info::inputs): Style fix.
2086
c9d70757
ILT		 20872009-07-01 Ian Lance Taylor <ian@airs.com>
2088
2089 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2090 instead of 32.
2091
9c547ec3
ILT		 20922009-06-24 Ian Lance Taylor <iant@google.com>
2093
2094 PR 10156
2095 * layout.cc (Layout::choose_output_section): If we find an
2096 existing section, update the flags.
2097 (Layout::create_notes): New function, broken out of
2098 Layout::finalize.
2099 (Layout::finalize): Don't create note sections.
2100 (Layout::create_note): Don't crash if linker script discards
2101 section.
2102 (Layout::create_gold_note): Likewise.
2103 (Layout::create_build_id): Likewise. Don't set
2104 after_input_sections on the section.
2105 (Layout::create_executable_stack_info): Remove target parameter.
2106 Change caller.
2107 * layout.h (class Layout): Declare create_notes. Update
2108 declaration of create_executable_stack_info.
2109 * gold.cc (queue_middle_tasks): Call create_notes.
2110 * output.cc (Output_section::update_flags_for_input_section): Move
2111 here from output.h. If SHF_ALLOC flag is newly set, mark address
2112 invalid.
2113 * output.h (Output_data::mark_address_invalid): New function.
2114 (class Output_section): Only declare, not define,
2115 update_flags_for_input_section. Remove set_flags.
2116
55458500
ILT		 21172009-06-24 Ian Lance Taylor <iant@google.com>
2118
2119 * script-sections.cc (Output_section_definition::
2120 set_section_addresses): Rename shadowing local load_address to
2121 laddr.
2122
1307d6cd
ILT		 21232009-06-24 Ian Lance Taylor <iant@google.com>
2124
2125 PR 10244
2126 * reloc.cc (relocate_sections): Skip empty relocation sections.
2127
ec3f783e
ILT		 21282009-06-23 Ian Lance Taylor <iant@google.com>
2129
2130 PR 10156
2131 * layout.cc (Layout::create_note): Use choose_output_section
2132 rather than make_output_section.
2133
459c9f1c
ILT		 21342009-06-23 Ian Lance Taylor <iant@google.com>
2135
2136 PR 10237
2137 * options.cc (General_options::parse_V): Set printed_version_.
2138 (General_options::General_options): Initialize printed_version_.
2139 * options.h (class General_options): Add printed_version_ field.
2140 * gold.cc (queue_initial_tasks): If there are no input files,
2141 don't give a fatal error if we printed the version information.
2142 (queue_middle_tasks): If using -r with a shared object, give a
2143 fatal error rather than an ordinary error.
2144
1518dc8f
ILT		 21452009-06-23 Ian Lance Taylor <iant@google.com>
2146
2147 PR 10219
2148 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2149 (Layout::make_output_section): Set have_stabstr_section_ if we see
2150 a .stab*str section.
2151 (Layout::finalize): Call link_stabs_sections.
2152 (Layout::link_stabs_sections): New file.
2153 * layout.h (class Layout): Add have_stabstr_section_ field.
2154 Declare link_stabs_sections.
2155
3d857b98
DK		 21562009-06-23 Doug Kwan <dougkwan@google.com>
2157
2158 * Makefile.am (libgold_a_LIBADD): New.
2159 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2160 * Makefile.in: Regenerate.
2161 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2162 * configure: Regenerate.
2163 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2164 * fileread.cc: Include sys/state.h
2165 * gold.h: Declare memmem and strndup if found missing.
2166 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2167
0639a6f6
ILT		 21682009-06-23 Ian Lance Taylor <iant@google.com>
2169
2170 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2171 * configure: Rebuild.
2172
8d63875c
ILT		 21732009-06-23 Ian Lance Taylor <iant@google.com>
2174
2175 PR 10147
2176 * object.cc (Object::section_contents): Don't try to get a view if
2177 the section has length zero.
2178 (Object::handle_gnu_warning_section): If the section is empty, use
2179 the name of the section as the warning.
2180
f7c8a183
ILT		 21812009-06-23 Ian Lance Taylor <iant@google.com>
2182
2183 PR 10133
2184 * stringpool.h (class Stringpool_template): Add optimize_ field.
2185 (Stringpool_template::set_optimize): New function.
2186 * stringpool.cc (Stringpool_template::Stringpool_template):
2187 Initialize optimize_ field.
2188 (Stringpool_template::set_string_offsets): Test local optimize
2189 fild rather than parameter.
2190 * layout.cc (Layout::Layout): Call set_optimize on the section
2191 name stringpool.
2192
e6a307ba
ILT		 21932009-06-22 Ian Lance Taylor <iant@google.com>
2194
2195 PR 10030
2196 * yyscript.y: Parse TARGET.
2197 * script.cc (script_set_target): New function.
2198 * script-c.h (script_set_target): Declare.
2199 * options.cc (General_options::string_to_object_format): Rename
2200 from string_to_object_format in anonymous namespace. Change
2201 callers.
2202 * options.h (class General_options): Declare
2203 string_to_object_format.
2204
3ee173de
ILT		 22052009-06-22 Ian Lance Taylor <iant@google.com>
2206
2207 * script-sections.cc (Script_sections::create_segments): Don't put
2208 program headers in a PT_LOAD segment if -n or -N.
2209
22102009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2211
2212 PR 10141
2213 * options.h (class General_options): Add -z lazy and -z now. Sort
2214 -z options into alphabetical order.
2215 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2216
cd6739a1 22172009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2218
2219 * layout.cc (Layout::make_output_section): Call
2220 Target::new_output_section.
2221 (Layout::attach_allocated_section_to_segment): Put large section
2222 sections in a separate load segment with the large segment flag
2223 set.
2224 (Layout::segment_precedes): Sort large data segments after other
2225 load segments.
2226 (align_file_offset): New static function.
2227 (Layout::set_segment_offsets): Use align_file_offset.
2228 * output.h (class Output_section): Add is_small_section_ and
2229 is_large_section_ fields.
2230 (Output_section::is_small_section): New function.
2231 (Output_section::set_is_small_section): New function.
2232 (Output_section::is_large_section): New function.
2233 (Output_section::set_is_large_section): New function.
2234 (Output_section::is_large_data_section): New function.
2235 (class Output_segment): Add is_large_data_segment_ field.
2236 (Output_segment::is_large_data_segment): New function.
2237 (Output_segment::set_is_large_data_segment): New function.
2238 * output.cc (Output_section::Output_section): Initialize new
2239 fields.
2240 (Output_segment::Output_segment): Likewise.
2241 (Output_segment::add_output_section): Add assertion that large
2242 data sections always go in large data segments. Force small data
2243 sections to the end of the list of data sections. Force small BSS
2244 sections to the start of the list of BSS sections. For large BSS
2245 sections to the end of the list of BSS sections.
2246 * symtab.h (class Symbol): Declare is_common_shndx.
2247 (Symbol::is_defined): Check Symbol::is_common_shndx.
2248 (Symbol::is_common): Likewise.
2249 (class Symbol_table): Define enum Commons_section_type. Update
2250 declarations. Add small_commons_ and large_commons_ fields.
2251 * symtab.cc (Symbol::is_common_shndx): New function.
2252 (Symbol_table::Symbol_table): Initialize new fields.
2253 (Symbol_table::add_from_object): Put small and large common
2254 symbols in the right list.
2255 (Symbol_table::sized_finalized_symbol): Check
2256 Symbol::is_common_shndx.
2257 (Symbol_table::sized_write_globals): Likewise.
2258 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2259 common symbol lists. Don't call do_allocate_commons_list if the
2260 list is empty.
2261 (Symbol_table::do_allocate_commons_list): Remove is_tls
2262 parameter. Add comons_section_type parameter. Change all
2263 callers. Handle small and large common symbols.
2264 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2265 Symbol::is_common_shndx.
2266 * resolve.cc (symbol_to_bits): Likewise.
2267 * target.h (Target::small_common_shndx): New function.
2268 (Target::small_common_section_flags): New function.
2269 (Target::large_common_shndx): New function.
2270 (Target::large_common_section_flags): New function.
2271 (Target::new_output_section): New function.
2272 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2273 small_common_section_flags, and large_common_section_flags
2274 fields.
2275 (Target::do_new_output_section): New virtual function.
2276 * arm.cc (Target_arm::arm_info): Initialize new fields.
2277 * i386.cc (Target_i386::i386_info): Likewise.
2278 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2279 Likewise.
2280 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2281 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2282 (Target_x86_64::do_new_output_section): New function.
2283 * configure.ac: Define conditional MCMODEL_MEDIUM.
2284 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2285 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2286 (large_LDFLAGS): Define.
2287 * testsuite/large.c: New file.
2288 * testsuite/testfile.cc (Target_test::test_target_info):
2289 Initialize new fields.
2290 * configure, testsuite/Makefile.in: Rebuild.
2291
bb04269c
DK		 22922009-06-05 Doug Kwan <dougkwan@google.com>
2293
2294 * Makefile.am (CCFILES): Add target.cc.
2295 * Makefile.in: Regenerate.
2296 * i386.cc (class Target_i386): Define new virtual method to
2297 override do_is_local_label_name in parent.
2298 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2299 local symbols if --discard-locals or -X is given.
2300 * options.h (class General_options): Declare new options
2301 '--discard-locals' and '-X' for discarding locals.
2302 * target.h (class Target): Define new methods is_local_label_name.
2303 Declare new virtual method do_is_local_label_name.
2304 * target.cc: New file.
2305 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2306 (check_SCRIPTS): Add discard_locals_test.sh.
2307 (check_DATA): Add discard_local_tests.syms.
2308 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2309 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2310 * testsuite/Makefile.in: Regenerate.
2311 * testsuite/discard_locals_test.c: New file.
2312 * testsuite/discard_locals_test.sh: Same.
2313
805bb01c
DK		 23142009-06-05 Doug Kwan <dougkwan@google.com>
2315
2316 * object.cc (Sized_relobj::Sized_relobj): Initialize
2317 discarded_eh_frame_shndx_ to -1U.
2318 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2319 section.
2320 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2321 a discarded .eh_frame section.
2322 (Sized_relobj::do_finalize_local_symbols): Ditto.
2323 * object.h (class Sized_relobj): Declare new member
2324 discarded_eh_frame_shndx_.
2325 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2326 (local_labels_test.o, local_labels_test): New rules.
2327 * testsuite/Makefile.in: Regenerate.
2328
1dcd334d
DK		 23292009-06-04 Doug Kwan <dougkwan@google.com>
2330
2331 * layout.cc (Layout::section_name_mapping): Add mapping for
2332 special ARM sections.
2333
96d49306
DK		 23342009-06-03 Doug Kwan <dougkwan@google.com>
2335
2336 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2337 (utils::has_overflow): Same.
2338
dff16297
ILT		 23392009-06-03 Ian Lance Taylor <iant@google.com>
2340
2341 * layout.cc (Layout::section_name_mapping): New array, replacing
2342 Layout::linkonce_mapping.
2343 (Layout::section_name_mapping_count): New variable, replacing
2344 Layout::linkonce_mapping_count.
2345 (Layout::linkonce_output_name): Remove.
2346 (Layout::output_section_name): Rewrite.
2347 * layout.h (class Layout): Rename Linkonce_mapping to
2348 Section_name_mapping, linkonce_mapping to section_name_mapping,
2349 linkonce_mapping_count to section_name_mapping_count. Don't
2350 declare linkonce_output_name.
2351
c121c671
DK		 23522009-06-03 Doug Kwan <dougkwan@google.com>
2353
2354 * gold/arm.cc (namespace utils): New.
2355 (Target_arm::reloc_is_non_pic): Define new method.
2356 (class Arm_relocate_functions): New.
2357 (Target_arm::Relocate::relocate): Handle relocation types used by
2358 Android.
2359
07800fab
ILT		 23602009-06-03 Ian Lance Taylor <iant@google.com>
2361
2362 * arm.cc (Target_arm::scan::global): Use || instead of |.
2363
c121c671
DK		 23642009-06-02 Doug Kwan <dougkwan@google.com>
2365
2366 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2367 issued_non_pic_error_.
2368 (class Target_arm::Scan): Declare new method check_non_pic.
2369 Define new method symbol_needs_plt_entry.
2370 Declare new data member issued_non_pic_error_.
2371 (class Target_arm::Relocate): Declare new method
2372 should_apply_static_reloc.
2373 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2374 (Target_arm::Scan::check_non_pic): Define new method.
2375 (Target_arm::Scan::local): Handle a small subset of reloc types used
2376 by Android.
2377 (Target_arm::Scan::local): Same.
2378 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2379
b19b0c6d
ILT		 23802009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2381
2382 * incremental.cc (Incremental_inputs::report_command_line): Filter
2383 out --incremental-* options.
2384
94cdfcff
DK		 23852009-05-29 Doug Kwan <dougkwan@google.com>
2386
2387 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2388 template class.
2389 (class Target_arm): Update comment.
2390 (Target_arm::Target_arm): Initialize new data members GOT_,
2391 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2392 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2393 and Target_arm::rel_dyn_section.
2394 Declare new_enum Target_arm::Got_type.
2395 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2396 and DYNBSS_.
2397 Update commments for member do_dynsym_value.
2398 (Target_arm::got_size, Target_arm::plt_section,
2399 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2400 new methods inside class defintion.
2401 (Target_arm::got_section): Define new method.
2402 (Target_arm::rel_dyn_section): Same.
2403 (Output_data_plt_arm): New template class.
2404 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2405 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2406 (Output_data_plt_arm::add_entry): Same.
2407 (Output_data_plt_arm::first_plt_entry): Define new
2408 static data member for PLT instruction template.
2409 (Output_data_plt_arm::plt_entry): Same.
2410 (Output_data_plt_arm::do_write): Define new method.
2411 (Target_arm::make_plt_entry): Same.
2412 (Target_arm::do_finalize_sections): Same.
2413 (Target_arm::do_dynsym_value): Same.
2414
4a657b0d
DK		 24152009-05-28 Doug Kwan <dougkwan@google.com>
2416
2417 * Makefile.am (TARGETSOURCES): Add arm.cc.
2418 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2419 * Makefile.in: Regenerate.
2420 * arm.cc: New file.
2421 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2422
e7ae8c36
DK		 24232009-05-26 Doug Kwan <dougkwan@google.com>
2424
2425 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2426 (General_options::check_excluded_libs): Strip off directories in
2427 archive name before matching like GNU ld does.
2428 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2429 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2430 (exclude_libs_test_LDFLAGS): Add linker option
2431 -Wl,--exclude-libs,libexclude_libs_test_3
2432 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2433 an explicit archive without using -l.
2434 (alt/libexclude_libs_test_3.a): New make rule.
2435 * testsuite/Makefile.in: Regenerate.
2436 * testsuite/exclude_libs_test.c : Declare lib3_default().
2437 (main): Call it.
2438 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2439 * exclude_libs_test_3.c: New file.
2440
f12e7348
NC		 24412009-05-26 Nick Clifton <nickc@redhat.com>
2442
2443 * po/id.po: New Indonesian translation.
2444 * po/gold.pot: Updated template file.
2445
4daadc0d
ST		 24462009-05-22 Sriraman Tallam <tmsriram@google.com>
2447
2448 * testsuite/Makefile.am: Add -ffunction-sections to compile
2449 gc_comdat_test files. Add -Wl,--gc-sections to build
2450 gc_comdat_test.
2451 * testsuite/Makefile.in: Regenerate.
2452 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2453
531813ad
ST		 24542009-05-21 Sriraman Tallam <tmsriram@google.com>
2455
2456 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2457 kept comdat section was garbage collected.
2458 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2459 * testsuite/Makefile.in: Regenerate.
2460 * testsuite/gc_comdat_test.sh: New file.
2461 * testsuite/gc_comdat_test_1.cc: New file.
2462 * testsuite/gc_comdat_test_2.cc: New file.
2463
65514900
CC		 24642009-05-19 Doug Kwan <dougkwan@google.com>
2465
2466 * archive.cc (Archive::Archive): Move constructor from archive.h
2467 to here. Initialize no_export_.
2468 (Archive::get_elf_object_for_member): Set no_export flag of object.
2469 * archive.h (Archive::Archive): Move constructor body to
2470 archive.cc.
2471 (Archive::no_export): New method.
2472 (Archive::no_export_): New field.
2473 * object.h (Object::Object): Initialize no_export_ to false.
2474 (Object::no_export, Object::set_no_export): New methods.
2475 (Object::no_export_): New field.
2476 * options.cc (General_options::parse_exclude_libs): New method.
2477 (General_options::check_excluded_libs) Same.
2478 * options.h (exclude_libs): New option.
2479 (General_options::check_excluded_libs): New method declaration.
2480 (General_options::excluded_libs_): New field.
2481 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2482 default or protected visibility if an object has no-export flag set.
2483 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2484 (check_SCRIPTS): Add exclude_libs_test.sh.
2485 (check_DATA): Add exclude_libs_test.syms.
2486 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2487 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2488 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2489 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2490 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2491 libexclude_libs_test_2.a): New rules.
2492 * testsuite/Makefile.in: Regenerate.
2493 * testsuite/exclude_libs_test.c: New file.
2494 * testsuite/exclude_libs_test.sh: Ditto.
2495 * testsuite/exclude_libs_test_1.c: Ditto.
2496 * testsuite/exclude_libs_test_2.c: Ditto.
2497
1b77ea50
ILT		 24982009-05-15 Ian Lance Taylor <iant@google.com>
2499
2500 * configure.ac: Check for declarations for cases where libiberty.h
2501 checks HAVE_DECL_xxx.
2502 * configure, config.in: Rebuild.
2503
072fe7ce
ILT		 25042009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2505
2506 * gold.h (Incremental_argument_list): Remove (invalid) forward
2507 declaration.
2508 * incremental.cc (Incremental_inputs::report_achive): New method.
2509 (Incremental_inputs::report_object): New method.
2510 (Incremental_inputs::report_script): New method.
2511 (Incremental_inputs::finalize_inputs): New method.
2512 (Incremental_inputs::finalize): Call finalize_inputs().
2513 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2514 Create inputs entries.
2515 * incremental.h (Incremental_input_type): New enum.
2516 (Incremental_inputs::Incremental_input): Initialize new fields.
2517 (Incremental_inputs::report_inputs): New method.
2518 (Incremental_inputs::report_achive): New method.
2519 (Incremental_inputs::report_object): New method.
2520 (Incremental_inputs::report_script): New method.
2521 (Incremental_inputs::finalize_inputs): New method.
2522 (Incremental_inputs::Input_info): New struct.
2523 (Incremental_inputs::Input_info_map): New typedef.
2524 (Incremental_inputs::lock_): New field.
2525 (Incremental_inputs::Inputs_): New field.
2526 (Incremental_inputs::Inputs_map): New field.
2527 * main.cc (main): Call Incremental_input::report_inputs.
2528 * options.h (Input_argument_list): Typedef moved from
2529 Input_arguments.
2530 (Input_file_group::Files): Remove, use ::Input_argument_list.
2531 (Input_file_group::Input_argument_list): Remove, use
2532 ::Input_argument_list.
2533 * plugin.cc (Plugin_manager::add_input_file): Add error in
2534 incremental build.
2535 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2536 functions.
2537 * script.cc (read_input_script): Call
2538 Incremental_input::report_script.
2539 * script.h (Script_info): New class.
2540
b0481b0b
ILT		 25412009-04-27 Ian Lance Taylor <iant@google.com>
2542
2543 * x86_64.cc (do_adjust_output_section): Set entsize to
2544 plt_entry_size.
2545
b22a5a41 25462009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2547
2548 * output.cc (Output_file::close): After short writes, continue
2549 writing from the correct offset in the buffer being written.
2550
40fde488
CD		 25512009-04-23 Chris Demetriou <cgd@google.com>
2552
2553 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2554 * configure: Regenerate.
2555 * config.in: Regenerate.
2556 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2557 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2558
3ce2c28e
ILT		 25592009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2560
2561 * incremental.cc (Incremental_inputs_header_data): Renamed from
2562 Incremental_input_header_data.
2563 (Incremental_inputs_header_data::data_size): New field.
2564 (Incremental_inputs_header_data::put_input_file_count): Renamed
2565 from input_file_count.
2566 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2567 from command_line_offset.
2568 (Incremental_inputs_header_data::put_reserved): Renamed from
2569 put_reserved.
2570 (Incremental_inputs_entry_data): Renamed from
2571 Incremental_input_entry_data.
2572 (Incremental_inputs_entry_data::data_size): New field.
2573 (Incremental_inputs::report_command_line): New method.
2574 (Incremental_inputs::finalize): New method.
2575 (Incremental_inputs::create_incremental_inputs_data): New method.
2576 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2577 * incremental.h: New file.
2578 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2579 (Layout::finalize): Create incremental inputs section in
2580 incremental builds.
2581 (Layout::create_incremental_info_sections): New method.
2582 * layout.h (Layout::incremental_inputs): New method.
2583 (Layout::create_incremental_info_sections): New method.
2584 (Layout::incremental_inputs_): New field.
2585 * main.cc (main): Notify Incremental_input of the command line.
2586
e55bde5e
ILT		 25872009-04-01 Ian Lance Taylor <iant@google.com>
2588 Mikolaj Zalewski <mikolajz@google.com>
2589
2590 * gold.h (reserve_unordered_map): Define, three versions, one for
2591 each version of Unordered_map.
2592 * layout.cc (Layout::Layout): Remove options parameter. Add
2593 number_of_input_files parameter. Don't initialize options_.
2594 Initialize number_of_input_files_ and resized_signatures_. Move
2595 sections_are_attached_.
2596 (Layout::layout_group): Reserve space for group_signatures_.
2597 (Layout::find_or_add_kept_section): Change name parameter to be a
2598 reference. Resize signatures_ map when it gets large enough.
2599 (Layout::layout_eh_frame): Use parameters->options() instead of
2600 this->options_.
2601 (Layout::make_output_section): Likewise.
2602 (Layout::attach_allocated_section_to_segment): Likewise.
2603 (Layout::finalize, Layout::create_executable_stack): Likewise.
2604 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2605 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2606 * layout.h (class Layout): Update declarations. Remove options_
2607 field. Add number_of_input_files_ and resized_signatures_
2608 fields. Move sections_are_attached_ field.
2609 * main.cc (main): Pass number of input files to Layout
2610 constructor. Don't pass options.
2611
154b857c
ILT		 26122009-03-30 Ian Lance Taylor <iant@google.com>
2613
2614 * ffsll.c (ffsll): Correct implementation.
2615
2f35ab9b
ILT		 26162009-03-27 Ian Lance Taylor <iant@google.com>
2617
fd03461a
ILT		 2618 * ffsll.c: New file.
2619 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2620 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2621 * ftruncate.c (ftruncate): Declare before definition.
2622 * mremap.c (mremap): Likewise.
2623 * pread.c (pread): Likewise.
2624 * configure, Makefile.in, config.in: Rebuild.
2625
2f35ab9b
ILT		 2626 * mremap.c: New file.
2627 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2628 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2629 (mremap): Declare if HAVE_MREMAP is not defined.
2630 * configure, Makefile.in, config.in: Rebuild.
2631
33aea2fd
CC		 26322009-03-27 Cary Coutant <ccoutant@google.com>
2633
2634 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2635 position independent.
2636 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2637 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2638
6d479619
CC		 26392009-03-24 Cary Coutant <ccoutant@google.com>
2640
2641 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2642 an executable.
2643 (needs_dynamic_reloc): Likewise.
2644
afc06bb8
ILT		 26452009-03-24 Ian Lance Taylor <iant@google.com>
2646
2647 * yyscript.y (file_cmd): Recognize EXTERN.
2648 (extern_name_list, extern_name_list_body): New nonterminals.
2649 * script.cc (script_add_extern): Define.
2650 * script-c.h (script_add_extern): Declare.
2651
f6060a4d
ILT		 26522009-03-24 Rafael Avila de Espindola <espindola@google.com>
2653
2654 * object.cc (is_elf_object): Define.
2655 * object.h (is_elf_object): Declare.
2656 * archive.cc (Archive::get_elf_object_for_member): Call
2657 is_elf_object.
33aea2fd 2658 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2659
26736d8e
ILT		 26602009-03-24 Elliott Hughes <enh@google.com>
2661
2662 * output.cc (Output_file::map_anonymous): Define.
2663 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2664 try an anonymous one. Report the size if the mmap fails.
2665 * output.h (class Output_file): Declare map_anonymous.
2666
22fd9730
ILT		 26672009-03-24 Ian Lance Taylor <iant@google.com>
2668
2669 * target-select.cc (instantiate_target): Don't acquire the lock if
2670 the instantiated_target_ field has already been set.
2671
cb010894
ILT		 26722009-03-23 Ian Lance Taylor <iant@google.com>
2673
7f055c20
ILT		 2674 * gold-threads.h (class Initialize_lock): Define.
2675 * gold-threads.cc (class Initialize_lock_once): Define.
2676 (initialize_lock_control): New static variable.
2677 (initialize_lock_pointer): New static variable.
2678 (initialize_lock_once): New static function.
2679 (Initialize_lock::Initialize_lock): Define.
2680 (Initialize_lock::initialize): Define.
2681 * target-select.h: Include "gold-threads.h".
2682 (class Target_selector): Add lock_ and initialize_lock_ fields.
2683 Don't define instantiate_target, just declare it.
2684 * target-select.cc (Target_selector::Target_selector): Initialize
2685 new fields.
2686 (Target_selector::instantiate_target): Define.
2687 * descriptors.h: Include "gold-threads.h".
2688 (class Descriptors): Add initialize_lock_ field.
2689 * descriptors.cc (Descriptors::Descriptors): Initialize new
2690 field.
2691 (Descriptors::open): Use initialize_lock_ field
2692 * errors.h (class Errors): Add initialize_lock_ field.
2693 * errors.cc (Errors::Errors): Initialize new field.
2694 (Errors::initialize_lock): Use initialize_lock_ field.
2695 * powerpc.cc (class Target_selector_powerpc): Remove
2696 instantiated_target_ field. In do_recognize call
2697 instantiate_target rather than do_instantiate_target. In
2698 do_instantiate_target just allocate a new target.
2699 * sparc.cc (class Target_selector_sparc): Likewise.
2700
36959681
ILT		 2701 * freebsd.h: New file.
2702 * i386.cc: Include "freebsd.h".
2703 (Target_i386): Derive from Target_freebsd rather than
2704 Sized_target.
2705 (Target_selector_i386): Derive from Target_selector_freebsd rather
2706 than Target_selector.
2707 * x86_64.cc: Include "freebsd.h".
2708 (Target_x86_64): Derive from Target_freebsd rather than
2709 Sized_target.
2710 (Target_selector_x86_64): Derive from Target_selector_freebsd
2711 rather than Target_selector.
2712 * target.h (class Target): Add adjust_elf_header and
2713 do_adjust_elf_header.
2714 * output.cc (Output_file_header:: do_sized_write): Call target
2715 adjust_elf_header routine.
2716 * configure.tgt: Set targ_osabi.
2717 * configure.ac: Define GOLD_DEFAULT_OSABI.
2718 * parameters.cc (Parameters::default_target): Pass
2719 GOLD_DEFAULT_OSABI to select_target.
2720 * target-select.h (class Target_selector): Make instantiate_target
2721 protected rather than private.
2722 * Makefile.am (HFILES): Add freebsd.h.
2723 * configure, Makefile.in, config.in: Rebuild.
2724
cb010894
ILT		 2725 * merge.cc (do_add_input_section): Correct pend value. Change
2726 message about last entry not being null terminated from error to
2727 warning.
2728
0e879927
ILT		 27292009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2730
2731 * incremental.cc: New file.
2732 * Makefile.am (CCFILES): Add incremental.cc.
2733 * Makefile.in: Rebuild.
2734
41105937
PP		 27352009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2736
2737 * layout.cc (Layout::output_section_name): Preserve names
2738 of '.note.' sections.
2739
60439920
ILT		 27402009-03-19 Ian Lance Taylor <iant@google.com>
2741
2742 * descriptors.cc (Descriptors::open): Check that the options are
2743 valid before using them.
2744
0d371ad3
ILT		 27452009-03-18 Ian Lance Taylor <iant@google.com>
2746
2747 * script-sections.h: Include <list>.
2748 (class Script_sections): Change Sections_elements from std::vector
2749 to std::list. Typedef public Elements_iterator. Add
2750 orphan_section_placement_, data_segment_align_start_, and
2751 saw_data_segment_align_ fields. Remove data_segment_align_index_
2752 field.
2753 * script-sections.cc (class Orphan_section_placement): New class.
2754 (class Sections_element): Add virtual functions is_relro and
2755 orphan_section_init. Remove virtual function place_orphan_here.
2756 (class Output_section_definition): Add is_relro and
2757 orphan_section_init. Remove place_orphan_here.
2758 (class Orphan_output_section): Likewise.
2759 (Script_sections::Script_sections): Update for field changes.
2760 (Script_sections::data_segment_align): Set saw_data_segment_align_
2761 and data_segment_align_start_, not data_segment_align_index.
2762 (Script_sections::data_segment_relro_end): Check
2763 saw_data_segment_align_. Use data_segment_align_start_ rather
2764 than data_segment_align_index_.
2765 (Script_sections::place_orphan): Rewrite to use
2766 Orphan_section_placement.
2767
9201d894
ILT		 27682009-03-17 Ian Lance Taylor <iant@google.com>
2769
9c5b8369
ILT		 2770 * archive.cc (Archive::add_symbols): Check for a version attached
2771 to the symbol name in the archive map.
2772 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2773 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2774 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2775 (ver_test_11.a): New target.
2776 * testsuite/Makefile.in: Rebuild.
2777
9201d894
ILT		 2778 * configure.ac: Check for chsize and posix_fallocate. Replace
2779 ftruncate.
2780 * ftruncate.c: New file, from gnulib.
2781 * output.cc (posix_fallocate): Define dummy version if not
2782 HAVE_POSIX_FALLOCATE.
2783 (Output_file::map): Call posix_fallocate rather than lseek and
2784 write.
2785 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2786 * configure, Makefile.in, config.in: Rebuild.
2787
ef4ab7a8
PP		 27882009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2789
2790 * layout.h (Layout::create_note): Add section_name parameter.
2791 * layout.cc (Layout::create_note): Likewise.
2792 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2793
8c500701
ILT		 27942009-03-17 Ian Lance Taylor <iant@google.com>
2795
e85b18e1
ILT		 2796 * descriptors.cc: Include "options.h".
2797 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2798 (Descriptors::open): Always use O_CLOEXEC when opening a new
2799 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2800 then set FD_CLOEXEC.
2801
9efe6174
ILT		 2802 * sparc.cc (class Target_sparc): Add has_got_section.
2803 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2804 make sure we have a GOT section.
2805
2806 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2807 (Target_sparc::Scan::local): Likewise.
2808 (Target_sparc::Scan::global): Likewise.
2809 (Target_sparc::Relocate::relocate): Likewise.
2810 (Target_sparc::Relocate::relocate_tls): Likewise.
2811
8c500701
ILT		 2812 * symtab.cc (Symbol_table::define_default_version): New function,
2813 broken out of add_from_object.
2814 (Symbol_table::add_from_object): Call define_default_version.
2815 (Symbol_table::define_special_symbol): Add resolve_oldsym
2816 parameter. Change all callers. If the version for a symbol comes
2817 from a version script, resolve it with the symbol with the same
2818 name with no version. Also add the symbol without a version if
2819 appropriate.
2820 (do_define_in_output_data): If resolving with oldsym, don't delete
2821 sym.
2822 (do_define_in_output_segment): Likewise.
2823 (do_define_as_constant): Likewise.
2824 * symtab.h (class Symbol_table): Update declarations.
2825
f1ed28fb
ILT		 28262009-03-13 Ian Lance Taylor <iant@google.com>
2827
15f8229b
ILT		 2828 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2829 (Read_symbols::requeue): New function.
2830 (Read_symbols::do_read_symbols): If make_elf_object fails because
2831 the target type is not configured, and the file was searched for,
2832 issue a warning and retry with the next directory.
2833 (Add_symbols::run): If the file has an incompatible format, and
2834 it was searched for, requeue the Read_symbols task. On error,
2835 release the object.
2836 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2837 dirindex parameter to constructor. Change all callers. Declare
2838 incompatible_warning and requeue.
2839 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2840 input_argument_ and input_group_ fields. Add them to
2841 constructor. Change all callers.
2842 (class Read_script): Add dirindex_ field. Add it to constructor.
2843 Change all callers.
2844 * archive.cc (Archive::setup): Remove input_objects parameter.
2845 Change all callers.
2846 (Archive::get_file_and_offset): Likewise.
2847 (Archive::read_all_symbols): Likewise.
2848 (Archive::read_symbols): Likewise.
2849 (Archive::get_elf_object_for_member): Remove input_objects
2850 parameter. Add punconfigured parameter. Change all callers.
2851 (Archive::add_symbols): Change return type to bool. Check return
2852 value of include_member.
2853 (Archive::include_all_members): Likewise.
2854 (Archive::include_member): Change return type to bool. Return
2855 false if first included object has incompatible target. Set
2856 included_member_ field.
2857 (Add_archive_symbols::run): If add_symbols returns false, requeue
2858 Read_symbols task.
2859 * archive.h (class Archive): Add included_member_ field.
2860 Initialize it in constructor. Add input_file and searched_for
2861 methods. Update declarations.
2862 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2863 input_argument_ fields. Add them to constructor. Change all
2864 callers.
2865 * script.cc: Include "target-select.h".
2866 (class Parser_closure): Add skip_on_incompatible_target_ and
2867 found_incompatible_target_ fields. Add
2868 skip_on_incompatible_target parameter to constructor. Change all
2869 callers. Add methods skip_on_incompatible_target,
2870 clear_skip_on_incompatible_target, found_incompatible_target, and
2871 set_found_incompatible_target.
2872 (read_input_script): Add dirindex parameter. Change all callers.
2873 If parser finds an incompatible target, requeue Read_symbols
2874 task.
2875 (script_set_symbol): Clear skip_on_incompatible_target in
2876 closure.
2877 (script_add_assertion, script_parse_option): Likewise.
2878 (script_start_sections, script_add_phdr): Likewise.
2879 (script_check_output_format): New function.
2880 * script.h (read_input_script): Update declaration.
2881 * script-c.h (script_check_output_format): Declare.
2882 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2883 (ignore_cmd): Remove OUTPUT_FORMAT.
2884 * fileread.cc (Input_file::Input_file): Add explicit this.
2885 (Input_file::will_search_for): New function.
2886 (Input_file::open): Add pindex parameter. Change all callers.
2887 * fileread.h (class Input_file): Add input_file_argument method.
2888 Declare will_search_for. Update declarations.
2889 * object.cc (make_elf_object): Add punconfigured parameter.
2890 Change all callers.
2891 * object.h (class Object): Make input_file public. Add
2892 searched_for method.
2893 (make_elf_object): Update declaration.
2894 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2895 restart search.
2896 * dirsearch.h (class Dirsearch): Update declaration.
2897 * options.h (class General_options): Add --warn-search-mismatch.
2898 * parameters.cc (Parameters::is_compatible_target): New function.
2899 * parameters.h (class Parameters): Declare is_compatible_target.
2900 * workqueue.cc (Workqueue::add_blocker): New function.
2901 * workqueue.h (class Workqueue): Declare add_blocker.
2902
f1ed28fb
ILT		 2903 * fileread.cc (Input_file::open): Remove options parameter.
2904 Change all callers.
2905 (Input_file::open_binary): Likewise.
2906 * script.cc (read_input_script): Likewise.
2907 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2908 options parameter from constructor. Change all callers.
2909 (class Read_script): Likewise.
2910 * fileread.h (class Input_file): Update declarations.
2911 * script.h (read_input_script): Update declaration.
2912
34dd024a
NC		 29132009-03-10 Nick Clifton <nickc@redhat.com>
2914
2915 * po/es.po: New Spanish translation.
2916
6d71b17c
CC		 29172009-03-06 Cary Coutant <ccoutant@google.com>
2918
2919 * options.cc (parse_short_option): Keep dash_z from registering itself.
2920
031cdbed
ILT		 29212009-03-03 Ian Lance Taylor <iant@google.com>
2922
2923 PR 9918
2924 * target-reloc.h (relocate_section): Pass output_section to
2925 relocate.
2926 * i386.cc (Target_i386::should_apply_static_reloc): Add
2927 output_section parameter. Change all callers.
2928 (Target_i386::Relocate::relocate): Add output_section parameter.
2929 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2930 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2931 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2932 * testsuite/two_file_shared.sh: New script.
2933 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2934 (check_DATA): Add two_file_shared.dbg.
2935 (two_file_shared.dbg): New target.
2936 * testsuite/Makefile.in: Rebuild.
2937
15d5fa16
ILT		 29382009-03-01 Ian Lance Taylor <iant@google.com>
2939
2940 * configure.ac: Check for byteswap.h.
2941 * configure: Rebuild.
2942 * config.in: Rebuild.
2943
8a4c0b0d
ILT		 29442009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2945
2946 * layout.cc (Layout::find_or_add_kept_section): New function.
2947 (Layout::add_comdat): Removed.
2948 * layout.h (struct Kept_section): Move out of class Layout.
2949 Remove trailing underscores from field names. Add group_sections
2950 field. Rename group_ field to is_group. Change all uses.
2951 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2952 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2953 comdat_groups_ field.
2954 (Sized_relobj::include_section_group): Use
2955 find_or_add_kept_section and Kept_section::group_sections.
2956 (Sized_relobj::include_linkonce_section): Likewise.
2957 * object.cc (class Sized_relobj): Don't define Comdat_group or
2958 Comdat_group_table. Remove find_comdat_group and
2959 add_comdat_group. Remove comdat_groups_ field.
2960 * plugin.cc (include_comdat_group): Use
2961 Layout::find_or_add_kept_section.
2962
b4ecf66b
ILT		 29632009-02-28 Ian Lance Taylor <iant@google.com>
2964
14359ca0
ILT		 2965 * README: --gc-sections and map files are now supported. Document
2966 some build requirements.
2967
b4ecf66b
ILT		 2968 PR 6992
2969 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2970 relocatable link set the value of the section symbol to zero.
2971 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2972 relocatable link don't include the section address in the local
2973 symbol value.
2974
0602e05a
ILT		 29752009-02-27 Ian Lance Taylor <iant@google.com>
2976
fd9d194f
ILT		 2977 PR 6811
2978 * options.h (class Search_directory): Add is_system_directory.
2979 (class General_options): Declare is_in_system_directory.
2980 * options.cc (get_relative_sysroot): Make static.
2981 (get_default_sysroot): Make static.
2982 (General_optoins::is_in_system_directory): New function.
2983 * fileread.cc (Input_file::is_in_system_directory): New function.
2984 * fileread.h (class Input_file): Declare is_in_system_directory.
2985 * object.h (class Object): Add is_in_system_directory.
2986 (class Input_objects): Remove system_library_directory_ field.
2987 * object.cc (Input_objects::add_object): Don't set
2988 system_library_directory_.
2989 (input_objects::found_in_system_library_directory): Remove.
2990 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2991 parameter. Change all callers.
2992 (Symbol_table::sized_write_globals): Likewise.
2993 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2994 Call Object::is_in_system_directory.
2995 * symtab.h (class Symbol_table): Update declarations.
2996
61edd21f
ILT		 2997 PR 5990
2998 * descriptors.h (Open_descriptor): Add is_on_stack field.
2999 * descriptors.cc (Descriptors::open): If the descriptor is on the
3000 top of the stack, remove it. Initialize is_on_stack field.
3001 (Descriptors::release): Only add pod to stack if it is not on the
3002 stack already.
3003 (Descriptors::close_some_descriptor): Clear stack_next and
3004 is_on_stack fields.
3005
e29e076a
ILT		 3006 PR 7091
3007 * output.cc (Output_section::find_starting_output_address): Rename
3008 from starting_output_address; add PADDR parameter; change return
3009 type.
3010 * output.h (class Output_section): Declare
3011 find_starting_output_address instead of starting_output_address.
3012 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3013 section symbol for which we can't find a merge section.
3014
0602e05a
ILT		 3015 PR 9836
3016 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3017 hidden or internal, force the symbol to be local.
3018 * resolve.cc (Symbol::override_visibility): Define.
3019 (Symbol::override_base): Use override_visibility.
3020 (Symbol_table::resolve): Likewise.
3021 (Symbol::override_base_with_special): Likewise.
3022 (Symbol_table::override_with_special): If the visibility is hidden
3023 or internal, force the symbol to be local.
3024 * symtab.h (class Symbol): Add set_visibility and
3025 override_visibility.
3026 * testsuite/ver_test_1.sh: New file.
3027 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3028 (check_DATA): Add ver_test_1.syms.
3029 (ver_test_1.syms): New target.
3030 * testsuite/Makefile.in: Rebuild.
3031
401a9a73
CC		 30322009-02-25 Cary Coutant <ccoutant@google.com>
3033
3034 * layout.cc (Layout::choose_output_section): Don't rename sections
3035 when using a linker script that has a SECTIONS clause.
3036 * Makefile.in: Regenerate.
3037
3038 * testsuite/Makefile.am (script_test_5.sh): New test case.
3039 * testsuite/Makefile.in: Regenerate.
3040 * testsuite/script_test_5.cc: New file.
3041 * testsuite/script_test_5.sh: New file.
3042 * testsuite/script_test_5.t: New file.
3043
f488e4b0
CC		 30442009-02-13 Rafael Avila de Espindola <espindola@google.com>
3045
3046 * archive.cc (Archive::include_member): Update calls to add_symbols.
3047 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3048 the Layout argument.
3049 * dynobj.h (do_add_symbols): Add the Layout argument.
3050 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3051 Layout argument.
3052 * object.h (Object::add_symbols): Add the Layout argument.
3053 (Object::do_add_symbols): Add the Layout argument.
3054 (Sized_relobj::do_add_symbols): Add the Layout argument.
3055 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3056 Unify the two versions.
3057 (Add_plugin_symbols): Remove.
3058 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3059 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3060 (Add_plugin_symbols): Remove.
3061 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3062 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3063 (Add_symbols::run): Make it work with Pulginobj.
3064
89dd1680
ILT		 30652009-02-06 Ian Lance Taylor <iant@google.com>
3066
3067 * object.cc (Sized_relobj::do_layout): Make info message start
3068 with lower case letter.
3069
266d0a74
ILT		 30702009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3071
602b464e
ILT		 3072 * binary.cc: Fix file comment.
3073
266d0a74
ILT		 3074 * options.h (enum Incremental_disposition): Define.
3075 (class General_options): Add new options: --incremental,
3076 --incremental_changed, --incremental_unchanged,
3077 --incremental_unknown. Add incremental_disposition_ and
3078 implicit_incremental_ fields.
3079 (General_options::incremental_disposition): New function.
3080 (class Position_dependent_options): Add incremental_disposition
3081 option.
3082 (Position_dependent_options::copy_from_options): Set incremental
3083 dispositions.
3084 * options.cc (General_options::parse_incremental_changed): New
3085 function.
3086 (General_options::parse_incremental_unchanged): New function.
3087 (General_options::parse_incremental_unknown): New function.
3088 (General_options::General_options): Initialize new fields
3089 incremental_disposition_ and implicit_incremental_.
3090 (General_options::finalize): Check for uasge of --incremental-*
3091 without --incremental.
3092
f073bbf7
CD		 30932009-02-06 Chris Demetriou <cgd@google.com>
3094
3095 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3096 pointer and to report location as the file name associated with
3097 the symbol.
3098 (gold_undefined_symbol_at_location): New function to replace the
3099 old gold_undefined_symbol functionality.
3100 * target-reloc.h (relocate_section): Update to use
3101 gold_undefined_symbol_at_location.
3102 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3103 Call gold_undefined_symbol function rather than gold_error.
3104 * errors.h (Errors::undefined_symbol): Take location as a
3105 string, rather than calculating it from a relocation.
3106 * errors.cc (Errors::fatal): Print "fatal error:" before the
3107 formatted message.
3108 (Errors::error, Errors::error_at_location): Print "error: "
3109 before the formatted message.
3110 (Errors::undefined_symbol): Take location as a string, rather
3111 than calculating it from a relocation.
3112 (gold_undefined_symbol_at_location): New function akin to
3113 old gold_undefined_symbol, calculates location from relocation.
3114 (gold_undefined_symbol): Change to take only a Symbol pointer
3115 and to report location as the file name associated with the symbol.
3116 * testsuite/debug_msg.sh: Update for changed error messages.
3117 * testsuite/undef_symbol.sh: Likewise.
3118
8e94a90c
ILT		 31192009-02-04 Duncan Sands <baldrick@free.fr>
3120
3121 PR 9812
3122 * reduced_debug_output.h
3123 (Output_reduced_debug_abbrev_section::failed): Use format for
3124 gold_warning.
3125 (Output_reduced_debug_info_section::faild): Likewise.
3126
88a0e15b
ILT		 31272009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3128
3129 * script.cc (Lazy_demangler): New class.
3130 (Version_script_info::get_symbol_version_helper): Demangle a
3131 symbol only once.
3132
5efc7cd2
CC		 31332009-01-29 Cary Coutant <ccoutant@google.com>
3134
3135 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3136 to __tls_get_addr.
3137 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3138
e0ebcf42
ILT		 31392009-01-28 Ian Lance Taylor <iant@google.com>
3140
5efc7cd2 3141 * version.cc (version_string): Bump to 1.9.
75fe7426 3142
e0ebcf42
ILT		 3143 * gold.h: Include <cstring> and <stdint.h>.
3144 * version.cc: Include <cstdio>.
3145 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3146 warning.
3147 * reduced_debug_output.cc (insert_into_vector): Rename from
3148 Insert_into_vector; change all callers. Use Swap_unaligned to
3149 avoid aliasing issue; remove union since it is unnecessary.
3150
8e2813be 31512009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3152
3153 * Makefile.am (CCFILES): Add gc.cc.
3154 (HFILES): Add gc.h.
3155 * Makefile.in: Regenerate.
3156 * gold.cc (Gc_runner): New class.
3157 (queue_initial_tasks): Call garbage collection related tasks
3158 when corresponding options are invoked.
3159 (queue_middle_gc_tasks): New function.
3160 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3161 processed early before laying out sections during garbage collection.
3162 * gold.h (queue_middle_gc_tasks): New function.
3163 (is_prefix_of): Move from "layout.cc".
3164 * i386.cc (Target_i386::gc_process_relocs): New function.
3165 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3166 * main.cc (main): Create object of class "Garbage_collection".
3167 * object.cc (Relobj::copy_symbols_data): New function.
3168 (Relobj::is_section_name_included): New function.
3169 (Sized_relobj::do_layout): Allow this function to be called twice
3170 during garbage collection and defer layout of section during the
3171 first call.
3172 * object.h (Relobj::get_symbols_data): New function.
3173 (Relobj::is_section_name_included): New function.
3174 (Relobj::copy_symbols_data): New function.
3175 (Relobj::set_symbols_data): New function.
3176 (Relobj::get_relocs_data): New function.
3177 (Relobj::set_relocs_data): New function.
3178 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3179 (Relobj::gc_process_relocs): New function.
3180 (Relobj::do_gc_process_relocs): New pure virtual function.
3181 (Relobj::sd_): New data member.
3182 (Sized_relobj::is_output_section_offset_invalid): New function.
3183 (Sized_relobj::do_gc_process_relocs): New function.
3184 * options.h (General_options::gc_sections): Modify to not be a no-op.
3185 (General_options::print_gc_sections): New option.
3186 * plugin.cc (Plugin_finish::run): Remove function call to
3187 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3188 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3189 * reloc.cc (Read_relocs::run): Add task to process relocs and
3190 determine unreferenced sections when doing garbage collection.
3191 (Gc_process_relocs): New class.
3192 (Sized_relobj::do_gc_process_relocs): New function.
3193 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3194 sections that are garbage collected.
3195 * reloc.h (Gc_process_relocs): New class.
3196 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3197 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3198 symbols whose corresponding sections are garbage collected.
3199 (Symbol_table::Symbol_table): Add new parameter for the garbage
3200 collection object.
3201 (Symbol_table::gc_mark_undef_symbols): New function.
3202 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3203 (Symbol_table::gc_mark_dyn_syms): New function.
3204 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3205 as garbage.
3206 (Symbol_table::add_from_object): Likewise.
3207 (Symbol_table::add_from_relobj): When building shared objects, do not
3208 treat externally visible symbols as garbage.
3209 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3210 table information for static and relocatable links.
3211 * symtab.h (Symbol_table::set_gc): New function.
3212 (Symbol_table::gc): New function.
3213 (Symbol_table::gc_mark_undef_symbols): New function.
3214 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3215 (Symbol_table::gc_mark_dyn_syms): New function.
3216 (Symbol_table::gc_): New data member.
3217 * target.h (Sized_target::gc_process_relocs): New pure virtual
3218 function.
3219 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3220 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3221
3b293544
CF		 32222009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3223
3224 * options.h (General_options::gc_sections): Define as a no-op for now.
3225 (General_options::no_keep_memory): Ditto.
3226 (General_options::Bshareable): Define.
3227 * options.cc (General_options::finalize): Honor -Bshareable.
3228
83d22aa8
AS		 32292009-01-20 Andreas Schwab <schwab@suse.de>
3230
3231 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3232 read the value in the contents, since we don't use it. Use the
3233 template endianness when writing.
3234 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3235
cd536b21
AS		 32362009-01-19 Andreas Schwab <schwab@suse.de>
3237
3238 * configure.tgt (powerpc64-*): Fix targ_obj.
3239
99e9a495
ILT		 32402009-01-15 Ian Lance Taylor <iant@google.com>
3241
3242 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3243 local symbols when stripping all symbols.
3244
bbbfea06
CC		 32452009-01-14 Cary Coutant <ccoutant@google.com>
3246
99e9a495 3247 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3248
0f7c0701
CC		 32492009-01-14 Cary Coutant <ccoutant@google.com>
3250
3251 * archive.cc (Archive::get_elf_object_for_member): Remove call
3252 to File_read::claim_for_plugin.
3253 * descriptors.cc (Descriptors::open): Remove reference to
3254 is_claimed.
3255 (Descriptors::claim_for_plugin): Remove.
3256 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3257 (Descriptors::is_claimed): Remove.
3258 (claim_descriptor_for_plugin): Remove.
3259 * fileread.cc (File_read::claim_for_plugin): Remove.
3260 * fileread.h (File_read::claim_for_plugin): Remove.
3261 (File_read::descriptor): Reopen descriptor if necessary.
3262 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3263 (Plugin_manager::all_symbols_read): Add task parameter. Change
3264 all callers.
3265 (Plugin_manager::get_input_file): New function.
3266 (Plugin_manager::release_input_file): New function.
3267 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3268 corresponding data member.
3269 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3270 and pass to base constructor. Change all callers.
3271 (get_input_file, release_input_file): New functions.
3272 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3273 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3274 (Plugin_manager::all_symbols_read): Add task parameter.
3275 (Plugin_manager::get_input_file): New function.
3276 (Plugin_manager::release_input_file): New function.
3277 (Plugin_manager::task_): New data member.
3278 (Pluginobj::Pluginobj): Add filesize parameter.
3279 (Pluginobj::filename): New function.
3280 (Pluginobj::descriptor): New function.
3281 (Pluginobj::filesize): New function.
3282 (Pluginobj::filesize_): New data member.
3283 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3284 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3285 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3286
3287 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3288 with archive libraries.
3289 * testsuite/Makefile.in: Regenerate.
3290 * testsuite/plugin_test.c (struct sym_info): New type.
3291 (get_input_file, release_input_file): New static variables.
3292 (onload): Capture new transfer vector entries.
3293 (claim_file_hook): Stop reading at end of file according to filesize.
3294 Factor out parsing of readelf output into separate function.
3295 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3296 APIs and get the source file name from the symbol table. Convert
3297 source file name to corresponding object file name. Print info
3298 message when adding new input files.
3299 (parse_readelf_line): New function.
3300 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3301 * testsuite/plugin_test_2.sh: Likewise.
3302 * testsuite/plugin_test_3.sh: Likewise.
3303 * testsuite/plugin_test_4.sh: New test case.
3304
62a6d109
ILT		 33052009-01-07 Ian Lance Taylor <iant@google.com>
3306
3307 * version.cc (version_string): Bump to 1.8.
3308
483620e8
CC		 33092008-12-23 Cary Coutant <ccoutant@google.com>
3310
3311 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3312 * plugin.cc (Plugin_manager::finish): Rename as
3313 layout_deferred_objects. Move cleanup to separate function.
3314 (Plugin_manager::cleanup): New function.
3315 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3316 separately.
3317 * plugin.h (Plugin_manager::finish): Rename as
3318 layout_deferred_objects.
3319 (Plugin_manager::cleanup): New function.
3320 (Plugin_manager::cleanup_done): New field.
3321
d66a9eb3
CC		 33222008-12-23 Cary Coutant <ccoutant@google.com>
3323
3324 * plugin.cc (is_visible_from_outside): New function.
3325 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3326 so we don't return "IR only" status for exported symbols or -r links.
3327
3328 * testsuite/Makefile.am (plugin_test_3): New test case.
3329 * testsuite/Makefile.in: Regenerate.
3330 * testsuite/plugin_test_3.sh: New file.
3331
5995b570
CC		 33322008-12-22 Cary Coutant <ccoutant@google.com>
3333
3334 * object.cc (Sized_relobj::layout_section): New function.
3335 (Sized_relobj::do_layout): Defer layout of input sections until after
3336 plugin has provided replacement files.
3337 (Sized_relobj::do_layout_deferred_sections): New function.
3338 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3339 (Relobj::layout_deferred_sections): New function.
3340 (Relobj::do_layout_deferred_sections): New function.
3341 (Sized_relobj::do_layout_deferred_sections): New function.
3342 (Sized_relobj::layout_section): New function.
3343 (Sized_relobj::Deferred_layout): New structure.
3344 (Sized_relobj::deferred_layout_): New field.
3345 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3346 Change all callers. Layout deferred sections.
3347 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3348 references.
3349 (Plugin_hook::run): Move code from do_plugin_hook inline.
3350 (Plugin_hook::do_plugin_hook): Remove.
3351 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3352 (Plugin_manager::finish): Renamed, was cleanup.
3353 (Plugin_manager::should_defer_layout): New function.
3354 (Plugin_manager::add_deferred_layout_object): New function.
3355 (Plugin_manager::Deferred_layout_list): New type.
3356 (Plugin_manager::deferred_layout_objects_): New field.
3357 (Plugin_hook::do_plugin_hook): Remove.
3358
ee769c88
ILT		 33592008-12-17 Ian Lance Taylor <iant@google.com>
3360
3361 * options.h (class General_options): Add --no case for
3362 --export-dynamic.
3363
abc8dcba
CC		 33642008-12-16 Cary Coutant <ccoutant@google.com>
3365
3366 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3367 vector.
3368 (Plugin_manager::claim_file): Create plugin object even if
3369 plugin did not call the add_symbols callback.
3370 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3371 asking for more symbols than were added.
3372 * testsuite/Makefile.am (plugin_test_1): Add test case with
3373 no global symbols.
3374 (empty.syms): New target.
3375 * testsuite/Makefile.in: Regenerate.
3376 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3377 message. Don't call add_symbols if no globals.
3378 (all_symbols_read_hook): Don't provide replacement for empty
3379 claimed file.
3380
b0074644
ILT		 33812008-12-12 Ian Lance Taylor <iant@google.com>
3382
68943102
ILT		 3383 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3384 r_type == 0 for a local symbol with r_sym == 0.
3385 (scan_relocatable_relocs): Pass r_sym to
3386 local_non_section_strategy.
3387 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3388 r_sym parameter.
3389
b0074644
ILT		 3390 * configure.ac: Update test for TLS descriptors: they are
3391 supported as of glibc 2.9.
3392 * configure: Rebuild.
3393
c2508178
ILT		 33942008-12-11 Ian Lance Taylor <iant@google.com>
3395
3396 PR 7091
3397 * target-reloc.h (Default_scan_relocatable_relocs): For each
3398 function, map r_type == 0 to RELOC_DISCARD.
3399
2756a258
CC		 34002008-12-10 Cary Coutant <ccoutant@google.com>
3401
3402 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3403 object to override a kept COMDAT group from a plugin object.
3404
bb6f53d3
ILT		 34052008-12-09 Ian Lance Taylor <iant@google.com>
3406
fbc558e1
ILT		 3407 PR 7088
3408 * yyscript.y (file_cmd): Handle INPUT.
3409
bb6f53d3
ILT		 3410 * testsuite/initpri1.c: Change all declarations to be full
3411 prototypes by adding void, to avoid compiler warnings.
3412
4674ecfc
CC		 34132008-12-05 Rafael Avila de Espindola <espindola@google.com>
3414
3415 * options.cc (General_options::parse_plugin_opt): New.
3416 (General_options::add_plugin): The argument now is just the filename.
3417 (General_options::add_plugin_option): New.
3418 * options.h (plugin_opt): New.
3419 (add_plugin): Change argument name.
3420 (add_plugin_option): New.
3421 * plugin.cc (Plugin::load): Don't parse the plugin option.
3422 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3423 (Plugin::add_option): New.
3424 (Plugin::args_): Change type.
3425 (Plugin::filename_): New.
3426 (Plugin_manager::add_plugin_option): New.
3427 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3428 * testsuite/Makefile.in: Regenerate.
3429
fd06b4aa
CC		 34302008-12-05 Cary Coutant <ccoutant@google.com>
3431
3432 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3433 Handle --strip-lto-sections option.
3434 * options.h (strip_lto_sections): New option.
3435
6c52134c
CC		 34362008-12-01 Cary Coutant <ccoutant@google.com>
3437
3438 * plugin.cc (ld_plugin_message): Change format parameter to const.
3439 Fix mismatch between new[] and delete.
3440
a45248e0
CC		 34412008-11-14 Cary Coutant <ccoutant@google.com>
3442
3443 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3444 instead of -1U.
3445
c82fbeee
CS		 34462008-11-05 Craig Silverstein <csilvers@google.com>
3447
3448 * options.cc (General_options::parse_dynamic_list): New function.
3449 * options.h (General_options): New flags dynamic_list,
3450 dynamic_list_data, dynamic_list_cpp_new, and
3451 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3452 (General_options::in_dynamic_list): New function.
3453 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3454 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3455 (Lex::can_continue_name): Likewise.
3456 (yylex): Likewise.
3457 (read_script_file): New parameter script_options.
3458 (read_dynamic_list): New function.
3459 (Script_options::define_dynamic_list): New function.
3460 (dynamic_list_keyword_parsecodes): New variable.
3461 (dynamic_list_keywords): New variable.
3462 * script.h (Script_options::define_dynamic_list): New function
3463 prototype.
3464 (read_dynamic_list): New function prototype.
3465 * symtab.cc (strprefix): New macro.
3466 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3467 dynamic_list_data, dynamic_list_cpp_new, and
3468 dynamic_list_cpp_typeinfo.
3469 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3470 (dynamic_list_expr): New rule.
3471 (dynamic_list_nodes): Likewise.
3472 (dynamic_list_node): Likewise.
3473 * testsuite/Makefile.am (dynamic_list): New test.
3474 * testsuite/Makefile.in: Regenerated.
3475 * testsuite/dynamic_list.t: New file.
3476 * testsuite/dynamic_list.sh: New file.
3477
e0bb29a5
CS		 34782008-11-05 Craig Silverstein <csilvers@google.com>
3479
3480 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3481 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3482 (t11_last): Likewise.
3483 * testsuite/ver_test_6.c (main): Likewise.
3484
4e1e25e0
CC		 34852008-10-07 Cary Coutant <ccoutant@google.com>
3486
3487 * options.c (General_options::finalize): Add check for -static and
3488 -shared.
3489 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3490 is not empty.
3491
92f03fcb
CC		 34922008-10-02 Cary Coutant <ccoutant@google.com>
3493
3494 * plugin.cc (make_sized_plugin_object): Fix conditional
3495 compilation to work when not all targets are enabled.
3496
fbd8a257
CC		 34972008-09-29 Cary Coutant <ccoutant@google.com>
3498
3499 * archive.cc (Archive::get_file_and_offset): Use filename instead
3500 of name to get library path.
3501 (Archive::include_member): Unlock external member of a thin archive.
3502
3503 * testsuite/Makefile.am (TEST_AR): New variable.
3504 (thin_archive_test_1): New test.
3505 (thin_archive_test_2): New test.
81636b3f
CC		 3506 * testsuite/Makefile.in: Regenerate.
3507 * testsuite/thin_archive_main.cc: New file.
3508 * testsuite/thin_archive_test_1.cc: New file.
3509 * testsuite/thin_archive_test_2.cc: New file.
3510 * testsuite/thin_archive_test_3.cc: New file.
3511 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3512
eff45813
CC		 35132008-09-29 Cary Coutant <ccoutant@google.com>
3514
3515 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3516 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3517 instead of -1U.
3518 (Sized_relobj::do_finalize_local_symbols): Likewise.
3519 (Sized_relobj::map_to_kept_section): Likewise.
3520 * object.h (Sized_relobj::invalid_address): New constant.
3521 (Sized_relobj::do_output_section_offset): Check for invalid_address
3522 and return -1ULL.
3523 * output.cc (Output_reloc::local_section_offset): Use constant
3524 invalid_address instead of -1U.
3525 (Output_reloc::get_address): Likewise.
3526 (Output_section::output_address): Change -1U to -1ULL.
3527 * output.h (Output_reloc::invalid_address): New constant.
3528 * reloc.cc (Sized_relobj::write_sections): Use constant
3529 invalid_address instead of -1U.
3530 (Sized_relobj::relocate_sections): Likewise.
3531 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3532 values for merge sections.
3533 * target-reloc.h (relocate_for_relocatable): Use constant
3534 invalid_address instead of -1U.
3535
89fc3421
CC		 35362008-09-19 Cary Coutant <ccoutant@google.com>
3537
3538 Add plugin functionality for link-time optimization (LTO).
3539 * configure.ac (plugins): Add --enable-plugins option.
3540 * configure: Regenerate.
3541 * config.in: Regenerate.
3542 * Makefile.am (LIBDL): New variable.
3543 (CCFILES): Add plugin.cc.
3544 (HFILES): Add plugin.h.
3545 (ldadd_var): Add LIBDL.
3546 * Makefile.in: Regenerate.
3547
3548 * archive.cc: Include "plugin.h".
3549 (Archive::setup): Don't preread archive symbols when using a plugin.
3550 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3551 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3552 files.
3553 (Archive::include_member): Add symbols from plugin objects.
3554 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3555 * descriptors.cc (Descriptors::open): Check for file descriptors
3556 abandoned by plugins.
3557 (Descriptors::claim_for_plugin): New function.
3558 * descriptors.h (Descriptors::claim_for_plugin): New function.
3559 (Open_descriptor::is_claimed): New field.
3560 (claim_descriptor_for_plugin): New function.
3561 * fileread.cc (File_read::claim_for_plugin): New function.
3562 * fileread.h (File_read::claim_for_plugin): New function.
3563 (File_read::descriptor): New function.
3564 * gold.cc: Include "plugin.h".
3565 (queue_initial_tasks): Add task to call plugin hooks for generating
3566 new object files.
3567 * main.cc: Include "plugin.h".
3568 (main): Load plugin libraries.
3569 * object.h (Pluginobj): Declare.
3570 (Object::pluginobj): New function.
3571 (Object::do_pluginobj): New function.
3572 (Object::set_target): New function.
3573 * options.cc: Include "plugin.h".
3574 (General_options::parse_plugin): New function.
3575 (General_options::General_options): Initialize plugins_ field.
3576 (General_options::add_plugin): New function.
3577 * options.h (Plugin_manager): Declare.
3578 (General_options): Add --plugin option.
3579 (General_options::has_plugins): New function.
3580 (General_options::plugins): New function.
3581 (General_options::add_plugin): New function.
3582 (General_options::plugins_): New field.
3583 * plugin.cc: New file.
3584 * plugin.h: New file.
3585 * readsyms.cc: Include "plugin.h".
3586 (Read_symbols::do_read_symbols): Check for archive before checking
3587 for ELF file. Call plugin hooks to claim files.
3588 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3589 from a real object file; force override when processing replacement
3590 files.
3591 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3592 (Symbol::init_base_object): Likewise.
3593 (Symbol::init_base_output_data): Likewise.
3594 (Symbol::init_base_output_segment): Likewise.
3595 (Symbol::init_base_constant): Likewise.
3596 (Symbol::init_base_undefined): Likewise.
3597 (Symbol::output_section): Assert that object is not a plugin.
3598 (Symbol_table::add_from_pluginobj): New function.
3599 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3600 undefined.
3601 (Symbol_table::sized_write_globals): Likewise.
3602 (Symbol_table::add_from_pluginobj): Instantiate template.
3603 * symtab.h (Sized_pluginobj): Declare.
3604 (Symbol::in_real_elf): New function.
3605 (Symbol::set_in_real_elf): New function.
3606 (Symbol::in_real_elf_): New field.
3607 (Symbol_table::add_from_pluginobj): New function.
3608
3609 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3610 (LIBDL): New variable.
3611 (LDADD): Add LIBDL.
3612 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3613 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3614 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3615 (MOSTLYCLEANFILES): Likewise.
3616 * testsuite/Makefile.in: Regenerate.
3617 * testsuite/plugin_test.c: New file.
3618 * testsuite/plugin_test_1.sh: New file.
3619 * testsuite/plugin_test_2.sh: New file.
3620
de31bda5
ILT		 36212008-09-16 Ian Lance Taylor <iant@google.com>
3622
9c2d0ef9
ILT		 3623 * target-reloc.h (relocate_section): Check whether a symbol is
3624 defined by the ABI before reporting an undefined symbol error.
3625 * target.h (Target::is_defined_by_abi): Make parameter const.
3626 (Target::do_is_defined_by_abi): Likewise.
3627 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3628 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3629 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3630 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3631 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3632 * testsuite/Makefile.in: Rebuild.
3633
de31bda5
ILT		 3634 * fileread.cc (make_view): Add casts to avoid warning.
3635
9fa33bee
AO		 36362008-09-16 Alexandre Oliva <aoliva@redhat.com>
3637
3638 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3639 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3640
183fd0e3
AO		 36412008-09-16 Alexandre Oliva <aoliva@redhat.com>
3642
3643 * options.h (General_options::output_is_executable): New.
3644 (General_options::output_is_pie): New.
3645 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3646 for shared libraries.
3647 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3648
7be8330a
CD		 36492008-09-11 Chris Demetriou <cgd@google.com>
3650
3651 * options.h (origin): New -z option.
3652 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3653 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3654 in DT_FLAGS_1.
3655
a9caad02
CC		 36562008-09-05 Cary Coutant <ccoutant@google.com>
3657
3658 * fileread.cc (File_read::make_view): Add check for attempt to map
3659 beyond end of file.
3660
ae6dce4d
CC		 36612008-09-05 Cary Coutant <ccoutant@google.com>
3662
3663 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3664 explicit instantiations.
3665
d7ab2a47
KVH		 36662008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3667
3668 PR gold/6858
3669 * options.cc (General_options::finalize): Allow undefined symbols
3670 in shlibs if linking -shared.
3671
3672 PR gold/6859
3673 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3674 symbols as not needing a dynsym entry.
3675
1e52a9c1
CS		 36762008-08-20 Craig Silverstein <csilvers@google.com>
3677
3678 * fileread.cc (File_read::open): Do not lock the file unless it
3679 was successfully opened.
3680
d85c80a3
CC		 36812008-08-14 Cary Coutant <ccoutant@google.com>
3682
3683 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3684 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3685 * testsuite/tls_test.cc (struct int128): 128-bit struct
3686 for testing TLS relocs with non-zero addend.
3687 (v12): New TLS variable.
3688 (t12): New test.
3689 (t_last): Add check for v12.
3690 * testsuite/tls_test.h (t12): New function.
3691 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3692
2d924fd9
ILT		 36932008-08-13 Ian Lance Taylor <iant@google.com>
3694
3695 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3696 set tls_segment_ or relro_segment_.
3697 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3698 when appropriate.
3699 * output.h (Output_section::clear_is_relro): New function.
3700 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3701 sections specially even when output_data_ is empty.
3702 (Output_segment::maximum_alignment): When first section is relro,
3703 only force alignment for PT_LOAD segments.
3704 * script.cc (script_data_segment_align): New function.
3705 (script_data_segment_relro_end): New function.
3706 * script-c.h (script_data_segment_align): Declare.
3707 (script_data_segment_relro_end): Declare.
3708 * script-sections.h (class Script_sections): Declare
3709 data_segment_align and data_segment_relro_end. Add fields
3710 segment_align_index_ and saw_relro_end_.
3711 * script-sections.cc (class Sections_element): Add set_is_relro
3712 virtual function. Add new bool* parameter to place_orphan_here.
3713 Add get_output_section virtual function.
3714 (class Output_section_definition): Add set_is_relro. Add new
3715 bool* parameter to place_orphan_here. Add get_output_section.
3716 Add is_relro_ field.
3717 (Output_section_definition::Output_section_definition): Initialize
3718 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3719 and is_relro_ fields.
3720 (Output_section_definition::place_orphan_here): Add is_relro
3721 parameter.
3722 (Output_section_definition::set_section_addresses): Set relro for
3723 output section.
3724 (Output_section_definition::alternate_constraint): Likewise.
3725 (class Orphan_output_section): Add new bool* parameter to
3726 place_orphan_here. Add get_output_section.
3727 (Orphan_output_section::place_orphan_here): Add is_relro
3728 parameter.
3729 (Script_sections::Script_sections): Initialize
3730 data_segment_align_index_ and saw_relro_end_.
3731 (Script_sections::data_segment_align): New function.
3732 (Script_sections::data_segment_relro_end): New function.
3733 (Script_sections::place_orphan): Set or clear is_relro.
3734 (Script_sections::set_section_addresses): Force alignment of first
3735 TLS section.
3736 * yyscript.y (exp): Call script_data_segment_align and
3737 script_data_segment_relro_end.
3738 * testsuite/relro_script_test.t: New file.
3739 * testsuite/relro_test.cc (using_script): Declare.
3740 (t1, t2): Test using_script.
3741 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3742 (relro_script_test_SOURCES): Define.
3743 (relro_script_test_DEPENDENCIES): Define.
3744 (relro_script_test_LDFLAGS): Define.
3745 (relro_script_test_LDADD): Define.
3746 (relro_script_test.so): New target.
3747 * testsuite/Makefile.in: Rebuild.
3748
f827c9a9
CC		 37492008-08-06 Cary Coutant <ccoutant@google.com>
3750
3751 * archive.cc (Archive::total_archives, Archive::total_members)
3752 (Archive::total_members_loaded): New variables.
3753 (Archive::setup): Add parameter. Add option to preread
3754 archive symbols.
3755 (Archive::read_armap): Add counter.
3756 (Archive::get_file_and_offset): New function.
3757 (Archive::get_elf_object_for_member): New function.
3758 (Archive::read_all_symbols): New function.
3759 (Archive::read_symbols): New function.
3760 (Archive::add_symbols): Add counters.
3761 (Archive::include_all_members): Use armap to find members if it's
3762 already built.
3763 (Archive::include_member): Skip reading symbols if already read.
3764 Factored code into Archive::get_file_and_offset and
3765 Archive::get_elf_object_for_member. Changed call to
3766 Mapfile::report_include_archive_member.
3767 (Archive::print_stats): New function.
3768 * archive.h: Declare Object and Read_symbols_data classes.
3769 (Archive::Archive): Add initializers for new members.
3770 (Archive::setup): Add parameter.
3771 (Archive::print_stats): New function.
3772 (Archive::total_archives, Archive::total_members)
3773 (Archive::total_members_loaded): New variables.
3774 (Archive::get_file_and_offset): New function.
3775 (Archive::get_elf_object_for_member): New function.
3776 (Archive::read_all_symbols): New function.
3777 (Archive::read_symbols): New function.
3778 (Archive::Archive_member): New class.
3779 (Archive::members_): New member.
3780 (Archive::num_members_): New member.
3781 * main.cc: Include archive.h.
3782 (main): Call Archive::print_stats.
3783 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3784 archive parameter; member_name is now the fully-decorated name.
3785 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3786 * options.h: (General_options): Add --preread-archive-symbols option.
3787 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3788 Archive::setup.
3789
de4c45bd
ILT		 37902008-08-04 Ian Lance Taylor <iant@google.com>
3791
3792 * symtab.h (Symbol::use_plt_offset): New function.
3793 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3794 * powerpc.cc (Relocate::relocate): Likewise.
3795 * sparc.cc (Relocate::relocate): Likewise.
3796 * x86_64.cc (Relocate::relocate): Likewise.
3797 * testsuite/weak_plt.sh: New test.
3798 * testsuite/weak_plt_main.cc: New test.
3799 * testsuite/weak_plt_shared.cc: New test.
3800 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3801 (check_PROGRAMS): Add weak_plt.
3802 (check_DATA): Add weak_plt_shared.so.
3803 (weak_plt_main_pic.o, weak_plt): New targets.
3804 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3805 * testsuite/Makefile.in: Rebuild.
3806
3807 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3808 gcctestdir/ld.
3809 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3810 * testsuite/Makefile.in: Rebuild.
3811
323ee3f4
AM		 38122008-08-04 Alan Modra <amodra@bigpond.net.au>
3813
3814 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3815 * Makefile.in: Regenerate.
3816 * po/POTFILES.in: Regenerate.
3817
7c07ecec
ILT		 38182008-07-29 Ian Lance Taylor <iant@google.com>
3819
3820 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3821 symbols before other symbols.
3822 * testsuite/script_test_2.cc (test_addr): Declare.
3823 (test_addr_alias): Declare.
3824 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3825 values.
7c07ecec
ILT		 3826 * testsuite/script_test_2.t: Define test_addr_alias and
3827 test_addr.
3828
5778530e
ILT		 38292008-07-24 Ian Lance Taylor <iant@google.com>
3830
2a00e4fb
ILT		 3831 PR 5990
3832 * descriptors.cc: New file.
3833 * descriptors.h: New file.
3834 * gold-threads.h (class Hold_optional_lock): New class.
3835 * fileread.cc: Include "descriptors.h".
3836 (File_read::~File_read): Release descriptor rather than closing
3837 it.
3838 (File_read::open) [file]: Call open_descriptor rather than open.
3839 Set is_descriptor_opened_.
3840 (File_read::open) [memory]: Assert that descriptor is not open.
3841 (File_read::reopen_descriptor): New function.
3842 (File_read::release): Release descriptor.
3843 (File_read::do_read): Make non-const. Reopen descriptor.
3844 (File_read::read): Make non-const.
3845 (File_read::make_view): Reopen descriptor.
3846 (File_read::do_readv): Likewise.
3847 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3848 Update declarations.
3849 * layout.cc: Include "descriptors.h".
3850 (Layout::create_build_id): Use open_descriptor rather than open.
3851 * output.cc: Include "descriptors.h".
3852 (Output_file::open): Use open_descriptor rather than open.
3853 * archive.cc (Archive::const_iterator): Change Archive to be
3854 non-const.
3855 (Archive::begin, Archive::end): Make non-const.
3856 (Archive::count_members): Likewise.
3857 * archive.h (class Archive): Update declarations.
3858 * object.h (Object::read): Make non-const.
3859 * Makefile.am (CCFILES): Add descriptors.cc.
3860 (HFILES): Add descriptors.h.
3861 * Makefile.in: Rebuild.
3862
801647d1
ILT		 3863 PR 6716
3864 * gold.h: Always include <clocale>. Add Solaris workarounds
3865 following code in binutils/sysdep.h.
3866
5edd166e
ILT		 3867 PR 6048
3868 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3869 this->eh_frame_hdr_ is NULL before using it.
3870
c89ad728
ILT		 3871 * dynobj.cc (Versions::Versions): Update comment.
3872
aa86f06b
ILT		 3873 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3874 the base version name.
3875
5778530e
ILT		 3876 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3877 array size plus one.
3878 (Stringpool_template::set_string_offsets): Subtract one from key
3879 before using it as an array index.
3880 (Stringpool_template::get_offset_with_length): Likewise.
3881 (Stringpool_template::write_to_buffer): Likewise.
3882 * stringpool.h (Stringpool_template::get_offset_from_key):
3883 Likewise.
3884
057ead22
ILT		 38852008-07-23 Ian Lance Taylor <iant@google.com>
3886
7f649c59
ILT		 3887 PR 6658
3888 * object.h (Merged_symbol_value::value): Do our best to handle a
3889 negative addend.
3890
057ead22
ILT		 3891 PR 6647
3892 * script.cc (Version_script_info::get_versions): Don't add empty
3893 version tag to return value.
3894 (Version_script_info::get_symbol_version_helper): Change return
3895 type to bool. Add pversion parameter. Change all callers.
3896 (script_register_vers_node): Don't require a non-NULL tag.
3897 * script.h (class Version_script_info): Update declarations.
3898 (Version_script_info::get_symbol_version): Change return type to
3899 bool. Add version parameter. Change all callers.
3900 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3901 handling. Handle an empty version from a version script.
3902 (Symbol_table::define_special_symbol): Likewise.
3903 * testsuite/ver_test_10.script: New file.
3904 * testsuite/ver_test_10.sh: New file.
3905 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3906 (check_DATA): Add ver_test_10.syms.
3907 (ver_test_10.syms, ver_test_10.so): New target.
3908 * testsuite/Makefile.in: Rebuild.
3909
58e54ac2
CD		 39102008-07-23 Simon Baldwin <simonb@google.com>
3911
3912 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3913 to zero for undefined symbols from dynamic libraries.
3914
95d14cd3
ILT		 39152008-07-23 Ian Lance Taylor <iant@google.com>
3916
3917 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3918 Change all callers.
3919 * symtab.h (class Symbol_table): Update declaration.
3920 * testsuite/ver_test_9.cc: New file.
3921 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3922 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3923 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3924 (ver_test_9.so, ver_test_9.o): New targets.
3925 * testsuite/Makefile.in: Rebuild.
3926
92de84a6
ILT		 39272008-07-22 Ian Lance Taylor <iant@google.com>
3928
34810851
ILT		 3929 * options.h (class General_options): Define --check-sections.
3930 * layout.cc (Layout::set_segment_offsets): Handle
3931 --check-sections.
3932
af6156ef
ILT		 3933 * options.h (class General_options): Define -n/--nmagic and
3934 -N/--omagic.
3935 * options.cc (General_options::finalize): For -n/--nmagic or
3936 -N/--omagic, set -static.
3937 * layout.cc (Layout::attach_allocated_section_to_segment): If
3938 -N/--omagic, don't put read-only and read-write sections in
3939 different segments.
3940 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3941 finding a read-only segment.
3942 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3943 don't set the minimum segment alignment to the common page size,
3944 and don't set the file offset to the address modulo the page size.
3945 * script-sections.cc (Script_sections::create_segments): If
3946 -n/--omagic, don't put read-only and read-write sections in
3947 different segments.
3948
92de84a6
ILT		 3949 * cref.cc: New file.
3950 * cref.h: New file.
3951 * options.h (class General_options): Add --print-symbol-counts.
3952 * main.cc (main): Issue defined symbol report if requested.
3953 * archive.cc (Archive::interpret_header): Make into a const member
3954 function.
3955 (Archive::add_symbols): Call Input_objects::archive_start and
3956 archive_stop.
3957 (Archive::const_iterator): Define new class.
3958 (Archive::begin, Archive::end): New functions.
3959 (Archive::include_all_members): Rewrite to use iterator.
3960 (Archive::count_members): New function.
3961 * archive.h (class Archive): Update declarations.
3962 (Archive::filename): New function.
3963 * object.cc: Include "cref.h".
3964 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3965 (Sized_relobj::do_get_global_symbol_counts): New function.
3966 (Input_objects::add_object): Add object to cross-referencer.
3967 (Input_objects::archive_start): New function.
3968 (Input_objects::archive_stop): New function.
3969 (Input_objects::print_symbol_counts): New function.
3970 * object.h: Declare Cref and Archive.
3971 (Object::get_global_symbol_counts): New function.
3972 (Object::do_get_global_symbol_counts): New pure virtual function.
3973 (class Sized_relobj): Add defined_count_ field. Update
3974 declarations.
3975 (class Input_objects): Add cref_ field. Update constructor.
3976 Update declarations.
3977 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3978 defined_count_.
3979 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3980 symbol counts.
3981 (Sized_dynobj::do_get_global_symbol_counts): New function.
3982 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3983 defined_count_. Update declarations. Define Symbols typedef.
3984 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3985 parameter. Change all callers.
3986 (Symbol_table::add_from_dynobj): Add sympointers and defined
3987 parameters. Change all callers.
3988 * symtab.h (class Symbol_table): Update declarations.
3989 * Makefile.am (CCFILES): Add cref.cc.
3990 (HFILES): Add cref.h.
3991 * Makefile.in: Rebuild.
3992
3f7c5e1d
CD		 39932008-07-22 Simon Baldwin <simonb@google.com>
3994
3995 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3996 to zero when writing undefined symbols.
3997
e0b64032
ILT		 39982008-07-22 Ian Lance Taylor <iant@google.com>
3999
4000 * output.cc (Output_section::add_input_section): Don't try to
4001 merge empty merge sections.
4002
096b02cf
CS		 40032008-07-21 Craig Silverstein <csilvers@google.com>
4004
4005 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4006 Include symbol version in error message.
cd536b21 4007
1d1f116d
CD		 40082008-07-20 Chris Demetriou <cgd@google.com>
4009
cd536b21 4010 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4011 (RANDOM_SEED_CFLAGS): New substituted variable.
4012 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4013 * configure: Rebuild.
4014 * Makefile.in: Likewise.
4015 * testsuite/Makefile.in: Likewise.
4016
a18f591e
ILT		 40172008-07-18 Ian Lance Taylor <iant@google.com>
4018
4019 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4020 where we see NAME/NULL and NAME/VERSION as separate symbols.
4021 * testsuite/ver_test_main.cc (main): Call t4.
4022 (t4, t4_2a): Define.
4023 * testsuite/ver_test_2.cc (t4_2): Define.
4024 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4025 * testsuite/ver_test_4.cc (t4_2a): Define.
4026 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4027 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4028
c6e3f6ed
ILT		 40292008-07-17 Ian Lance Taylor <iant@google.com>
4030
4031 * dynobj.cc (Versions::add_def): If we give an error about a
4032 missing version, go ahead and create the version anyhow.
4033
ef9beddf
ILT		 40342008-07-10 Ian Lance Taylor <iant@google.com>
4035
4036 Handle output sections with more than 0x7fffffff bytes.
4037 * object.h (class Relobj): Change map_to_output_ to
4038 output_sections_, and just keep a section pointer. Change all
4039 uses. Move comdat group support to Sized_relobj.
4040 (Relobj::is_section_specially_mapped): Remove.
4041 (Relobj::output_section): Remove poff parameter. Change all
4042 callers.
4043 (Relobj::output_section_offset): New function.
4044 (Relobj::set_section_offset): Rewrite.
4045 (Relobj::map_to_output): Remove.
4046 (Relobj::output_sections): New function.
4047 (Relobj::do_output_section_offset): New pure virtual function.
4048 (Relobj::do_set_section_offset): Likewise.
4049 (class Sized_relobj): Add section_offsets_ field. Add comdat
4050 group support from Relobj. Update declarations.
4051 (Sized_relobj::get_output_section_offset): New function.
4052 (Sized_relobj::do_output_section_offset): New function.
4053 (Sized_relobj::do_set_section_offset): New function.
4054 * object.cc (Relobj::output_section_address): Remove.
4055 (Sized_relobj::Sized_relobj): Initialize new fields.
4056 (Sized_relobj::include_section_group): Cast find_kept_object to
4057 Sized_relobj.
4058 (Sized_relobj::include_linkonce_section): Likewise.
4059 (Sized_relobj::do_layout): Use separate arrays for output section
4060 and output offset.
4061 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4062 output_sections.
4063 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4064 output_sections and section_offsets.
4065 (Sized_relobj::write_local_symbols): Likewise.
4066 (map_to_kept_section): Compute output address directly.
4067 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4068 output_sections and section_offsets.
4069 (Sized_relobj::write_sections): Likewise.
4070 (Sized_relobj::relocate_sections): Likewise.
4071 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4072 * output.h (class Output_reloc): Update declarations. Change
4073 u2_.relobj to Sized_relobj*.
4074 (class Output_data_reloc): Change add functions to use
4075 Sized_relobj*.
4076 * output.cc (Output_reloc::Output_reloc): Change relobj to
4077 Sized_relobj*.
4078 (Output_reloc::local_section_offset): Change return type to
4079 Elf_Addr. Use get_output_section_offset.
4080 (Output_reloc::get_address): Likewise.
4081 (Output_section::is_input_address_mapped): Don't call
4082 is_section_specially_mapped.
4083 (Output_section::output_offset): Likewise.
4084 (Output_section::output_address): Likewise.
4085 (Output_section::starting_output_address): Likewise.
4086 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4087 parameter to Sized_relobj*.
4088 (Copy_relocs::need_copy_reloc): Likewise.
4089 (Copy_relocs::save): Likewise.
4090 * copy-relocs.h (class Copy_relocs): Update declarations.
4091 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4092 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4093 * target-reloc.h (relocate_for_relocatable): Change
4094 offset_in_output_section type to Elf_Addr. Change code that uses
4095 it as well.
4096 * layout.cc (Layout::layout): Always set *off.
4097 * mapfile.cc (Mapfile::print_input_section): Use
4098 output_section_offset.
4099 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4100 Sized_relobj*.
4101 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4102 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4103 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4104
5cb66f97
ILT		 41052008-07-03 Ian Lance Taylor <iant@google.com>
4106
4107 * layout.cc (Layout::include_section): Do not discard unrecognized
4108 SHT_STRTAB sections.
4109
afe47622
CS		 41102008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4111
4112 * script.cc (Lex::can_continue_name): Make '?' allowable in
4113 version-script names.
4114 * testsuite/version_script.map: Change glob pattern to use '?'
4115
5adf9721
ILT		 41162008-06-30 Manish Singh <yosh@gimp.org>
4117
4118 PR 6585
4119 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4120 Correct typo.
4121
e6fde208
ILT		 41222008-06-30 Ian Lance Taylor <iant@google.com>
4123
4124 PR 6660
4125 PR 6682
4126 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4127 versions]: Don't try to read the value in the contents, since we
4128 don't use it. Use the template endianness when writing.
4129
3f2e6a2d
CC		 41302008-06-25 Cary Coutant <ccoutant@google.com>
4131
4132 * fileread.cc (File_read::make_view): Assert on zero-length view.
4133 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4134 symbol table when there are no symbols to read.
4135
c43d3a48
CS		 41362008-06-23 Craig Silverstein <csilvers@google.com>
4137
4138 * version.cc (version_string): Bump to 1.7
4139
5f494ea0
CS		 41402008-06-18 Craig Silverstein <csilvers@google.com>
4141
4142 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4143 constant 0xFFFF to type Valtype.
4144 (Powerpc_relocate_functions::rel16_ha): Likewise.
4145
c42e122e
ILT		 41462008-06-17 Ian Lance Taylor <iant@google.com>
4147
f34787f8
ILT		 4148 * output.h (Output_section::Input_section): Initialize p2align_ to
4149 zero for Output_section_data constructors.
4150 (Output_section::Input_section::addralign): If not an input
4151 section, return the alignment of the Output_section_data.
4152 * testsuite/copy_test.cc: New file.
4153 * testsuite/copy_test_1.cc: New file.
4154 * testsuite/copy_test_2.cc: New file.
4155 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4156 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4157 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4158 (copy_test_1_pic.o, copy_test_1.so): New targets.
4159 (copy_test_2_pic.o, copy_test_2.so): New targets.
4160 * testsuite/Makefile.in: Rebuild.
4161
c42e122e
ILT		 4162 * script-sections.cc (Script_sections::place_orphan): Initialize
4163 local variable exact.
4164
ce3ac18a
DE		 41652008-06-13 David Edelsohn <edelsohn@gnu.org>
4166
4167 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4168
42cacb20
DE		 41692008-06-12 David Edelsohn <edelsohn@gnu.org>
4170 David S. Miller <davem@davemloft.net>
4171
4172 * powerpc.cc: New file.
4173 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4174 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4175 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4176 * Makefile.in: Rebuild.
4177
7b308235
ILT		 41782008-06-09 Ian Lance Taylor <iant@google.com>
4179
4180 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4181 <exception>.
4182 (throwing, orig_terminate): New static variables.
4183 (terminate_handler): New static function.
4184 (t2): Set terminate handler.
4185
f0b886e3
ILT		 41862008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4187
4188 PR 6584
cd536b21 4189 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4190 alignment.
4191
3e90f135
CC		 41922008-05-30 Cary Coutant <ccoutant@google.com>
4193
4194 * archive.cc (Archive::include_all_members) Correct to step
4195 over symbol table and extended name table in thin archives.
4196
e09ad04a
ILT		 41972008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4198
4199 PR 6407
4200 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4201 calculation.
4202
62b01cb5
ILT		 42032008-05-28 Caleb Howe <cshowe@google.com>
4204
4205 * reduced_debug_output.cc: New file.
4206 * reduced_debug_output.h: New file.
92de84a6 4207 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4208 * options.cc (General_options::finalize): Add strip_debug_non_line
4209 to the strip heirarchy.
4210 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4211 fields.
4212 * layout.cc: Include "reduced_debug_output.h".
4213 (Layout::Layout): Initialize new fields.
4214 (line_only_debug_sections): New static array.
4215 (is_lines_only_debug_sections): New static inline function.
4216 (Layout::include_section): Handle --strip-debug-non-line.
4217 (Layout::make_output_section): If --strip-debug-non-line, build
4218 new output sections for .debug_abbrev and .debug_info.
4219 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4220 gold. Warn about possible overflow.
4221 (read_signed_LEB_128): Likewise.
4222 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4223 (read_signed_LEB_128): Declare.
4224 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4225 (HFILES): Add reduced_debug_output.h.
4226 * Makefile.in: Rebuild.
4227
7d9e3d98
ILT		 42282008-05-21 Ian Lance Taylor <iant@google.com>
4229
4230 * mapfile.cc: New file.
4231 * mapfile.h: New file.
4232 * options.h (class General_options): Add -M/--print-map and -Map.
4233 * options.cc (General_options::finalize): Make -M equivalent to
4234 -Map -.
4235 * main.cc: Include <cstdio> and "mapfile.h".
4236 (main): Open mapfile if requested.
4237 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4238 constructor. Change caller.
4239 (queue_initial_tasks): Add mapfile parameter. Change caller.
4240 (queue_middle_tasks): Likewise.
4241 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4242 declarations.
4243 * archive.cc: Include "mapfile.h".
4244 (Archive::add_symbols): Add mapfile parameter. Change all
4245 callers. Pass mapfile, symbol, and reason to include_member.
4246 (Archive::include_all_members): Add mapfile parameter. Change all
4247 callers.
4248 (Archive::include_member): Add mapfile, sym, and why parameters.
4249 Change all callers. Report inclusion to map file.
4250 * archive.h: Include "fileread.h".
4251 (class Archive): Update declarations.
4252 (Archive::file): New const method.
4253 (class Add_archive_symbols): Add mapfile_ field. Update
4254 constructor. Change all callers.
4255 * readsyms.h (class Read_symbols): Likewise.
4256 (class Finish_group): Likewise.
4257 (class Read_script): Likewise.
4258 * common.cc: Include "mapfile.h".
4259 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4260 all callers.
4261 (Symbol_table::do_allocate_commons): Likewise.
4262 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4263 symbol allocation to mapfile.
4264 * common.h (class Allocate_commons_task): Add mapfile_ field.
4265 Update constructor. Change all callers.
4266 * symtab.h (class Symbol_table): Update declarations.
4267 * layout.cc: Include "mapfile.h".
4268 (Layout_task_runner::run): Print information to mapfile.
4269 (Layout::create_gold_note): Change Output_data_fixed_space to
4270 Output_data_zero_fill.
4271 (Layout::create_build_id): Likewise.
4272 (Layout::print_to_mapfile): New function.
4273 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4274 constructor. Change caller.
4275 (class Layout): Declare print_to_mapfile.
4276 * output.cc (Output_section::Input_section::print_to_mapfile): New
4277 function.
4278 (Output_section::add_input_section): If producing a map, always
4279 add to input_sections_ list.
4280 (Output_section::do_print_to_mapfile): New function.
4281 (Output_segment::print_sections_to_mapfile): New function.
4282 (Output_segment::print_section_list_to_mapfile): New function.
4283 * output.h: Include "mapfile.h".
4284 (Output_data::print_to_mapfile): New function.
4285 (Output_data::do_print_to_mapfile): New virtual function.
4286 (Output_segment_headers::do_print_to_mapfile): New function.
4287 (Output_file_header::do_print_to_mapfile): New function.
4288 (Output_data_const::do_print_to_mapfile): New function.
4289 (class Output_data_const_buffer): Add map_name_ field. Update
4290 constructor. Change all callers. Add do_print_to_mapfile
4291 function.
4292 (class Output_data_fixed_space): Likewise.
4293 (class Output_data_space): Likewise.
4294 (class Output_data_zero_fill): New class.
4295 (Output_data_strtab::do_print_to_mapfile): New function.
4296 (Output_data_reloc_base::do_print_to_mapfile): New function.
4297 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4298 (Output_data_group::do_print_to_mapfile): New function.
4299 (Output_data_got::do_print_to_mapfile): New function.
4300 (Output_data_dynamic::do_print_to_mapfile): New function.
4301 (Output_symtab_xindex::do_print_to_mapfile): New function.
4302 (class Output_section): Declare do_print_to_mapflie. Declare
4303 print_to_mapfile in Input_section.
4304 (class Output_segment): Declare new functions.
4305 * object.h (Sized_relobj::symbol_count): New function.
4306 * script-sections.cc
4307 (Output_section_element_dot_assignment::set_section_addresses):
4308 Change Output_data_fixed_space to Output_data_zero_fill.
4309 (Output_data_expression::do_print_to_mapfile): New function.
4310 * script.cc (read_input_script): Add mapfile parameter. Change
4311 all callers.
4312 * script.h (read_input_script): Update declaration.
4313 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4314 (Eh_frame::do_print_to_mapfile): New function.
4315 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4316 (Output_merge_string::do_print_to_mapfile): New function.
4317 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4318 function.
4319 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4320 function.
4321 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4322 function.
4323 * Makefile.am (CCFILES): Add mapfile.cc.
4324 (HFILES): Add mapfile.h.
4325 * Makefile.in: Rebuild.
4326
9f1d377b
ILT		 43272008-05-19 Ian Lance Taylor <iant@google.com>
4328
4329 * options.h (class General_options): Add -z relro.
4330 * layout.cc (Layout::Layout): Initialize relro_segment_.
4331 (Layout::add_output_section_data): Return the output section.
4332 (Layout::make_output_section): Rcognize relro sections and mark
4333 them appropriately.
4334 (Layout::attach_allocated_section_to_segment): Put relro sections
4335 in a PT_GNU_RELRO segment.
4336 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4337 section as relro.
4338 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4339 PT_TLS segments.
4340 (Layout::linkonce_mapping): Map d.rel.ro.local to
4341 .data.rel.ro.local.
4342 (Layout::output_section_name): Us .data.rel.ro.local for any
4343 section which begins with that.
4344 * layout.h (class Layout): Update add_output_section_data
4345 declaration. Add relro_segment_ field.
4346 * output.cc (Output_section::Output_section): Initialize is_relro_
4347 and is_relro_local_ fields.
4348 (Output_segment::add_output_section): Group relro sections.
4349 (Output_segment::is_first_section_relro): New function.
4350 (Output_segment::maximum_alignment): If there is a relro section,
4351 align the segment to the common page size.
4352 (Output_segment::set_section_addresses): Track whether we are
4353 looking at relro sections. If the last section is a relro
4354 section, align to the common page size.
4355 (Output_segment::set_section_list_addresses): Add in_relro
4356 parameter. Change all callers. Align to the page size when
4357 moving from relro to non-relro section.
4358 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4359 segment.
4360 * output.h (class Output_section): Add is_relro_ and
4361 is_relro_local_ fields.
4362 (Output_section::is_relro): New function.
4363 (Output_section::set_is_relro): New function.
4364 (Output_section::is_relro_local): New function.
4365 (Output_section::set_is_relro_local): New function.
4366 (class Output_segment): Update declarations.
4367 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4368 * sparc.cc (Target_sparc::got_section): Likewise.
4369 * x86_64.cc (Target_x86_64::got_section): Likewise.
4370 * testsuite/relro_test_main.cc: New file.
4371 * testsuite/relro_test.cc: New file.
4372 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4373 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4374 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4375 (relro_test.so, relro_test_pic.o): New targets.
4376 * testsuite/Makefile.in: Rebuild.
4377
a984ee1d
ILT		 43782008-05-16 Ian Lance Taylor <iant@google.com>
4379
01676dcd
ILT		 4380 * output.cc (Output_segment::add_output_section): Remove front
4381 parameter.
4382 * output.h (class Output_segment): Remove
4383 add_initial_output_section and overloaded add_output_section.
4384 Update declaration of remaining add_output_section.
4385 * layout.cc (Layout::create_interp): Call add_output_section
4386 rather than add_initial_output_section.
4387 (Layout::finish_dynamic_section): Likewise.
4388
497897f9
ILT		 4389 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4390 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4391 know the dynamic type.
4392 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4393 field. Initialize it in constructor.
4394 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4395 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4396 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4397 reloc.
4398
a984ee1d
ILT		 4399 * output.cc (Output_reloc::get_address): Change return type to
4400 Elf_Addr.
4401 * output.h (class Output_reloc): Update get_address declaration.
4402 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4403 for section addresses.
4404
55ba0940
ILT		 44052008-05-09 Ian Lance Taylor <iant@google.com>
4406
4407 PR 6493
4408 * gold.cc (gold_nomem): Use return value of write.
4409
75517b77
ILT		 44102008-05-08 Ian Lance Taylor <iant@google.com>
4411
4412 * symtab.c (Symbol::init_base_output_data): Add version
4413 parameter. Change all callers.
4414 (Symbol::init_base_output_segment): Likewise.
4415 (Symbol::init_base_constant): Likewise.
4416 (Symbol::init_base_undefined): Likewise.
4417 (Sized_symbol::init_output_data): Likewise.
4418 (Sized_symbol::init_output_segment): Likewise.
4419 (Sized_symbol::init_constant): Likewise.
4420 (Sized_symbol::init_undefined): Likewise.
4421 (Symbol_table::do_define_in_output_data): If the new symbol has a
4422 version, mark it as the default.
4423 (Symbol_table::do_define_in_output_segment): Likewise.
4424 (Symbol_table::do_define_as_constant): Likewise.
4425 * symtab.h (class Symbol): Update declarations.
4426 (class Sized_symbol): Likewise.
4427 * resolve.cc (Symbol::override_version): New function.
c42e122e 4428 (Symbol::override_base): Call override_version.
75517b77
ILT		 4429 (Symbol::override_base_with_special): Likewise.
4430 * testsuite/ver_script_8.script: New file.
4431 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4432 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4433 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4434 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4435
f1f70eae
ILT		 44362008-05-06 Ian Lance Taylor <iant@google.com>
4437
f3e9c5c5
ILT		 4438 PR 6049
4439 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4440 functions.
4441 (class General_options): Remove existing --undefined, and add
4442 --no-undefined instead. Add new --undefined as synonym for -u.
4443 * archive.cc (Archive::add_symbols): Check whether symbol was
4444 named with -u.
4445 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4446 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4447 all uses. Add IS_UNDEFINED. Update declarations to split
4448 different versions of init_base. Declare init_base_undefined.
4449 (Symbol::is_defined): Handle IS_UNDEFINED.
4450 (Symbol::is_undefined): Likewise.
4451 (Symbol::is_weak_undefined): Call is_undefined.
4452 (Symbol::is_absolute): Handle IS_CONSTANT.
4453 (class Sized_symbol): Update declarations to split different
4454 versions of init. Declare init_undefined.
4455 (class Symbol_table): Declare new functions.
4456 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4457 Change all callers.
4458 (Symbol::init_base_output_data): Likewise.
4459 (Symbol::init_base_output_segment): Likewise.
4460 (Symbol::init_base_constant): Likewise.
4461 (Symbol::init_base_undefined): New function.
4462 (Sized_symbol::init_object): Rename from init. Change all
4463 callers.
4464 (Sized_symbol::init_output_data): Likewise.
4465 (Sized_symbol::init_output_segment): Likewise.
4466 (Sized_symbol::init_constant): Likewise.
4467 (Sized_symbol::init_undefined): New function.
4468 (Symbol_table::add_undefined_symbols_from_command_line): New
4469 function.
4470 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4471 function.
4472 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4473 (Symbol::output_section): Likewise.
4474 (Symbol::set_output_section): Likewise.
4475 (Symbol_table::sized_finalize_symbol): Likewise.
4476 (Symbol_table::sized_write_globals): Likewise.
4477 * resolve.cc (Symbol_table::should_override): Likewise.
4478 (Symbol::override_base_with_special): Likewise.
4479
8bdcdf2c
ILT		 4480 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4481 symbol, change it to have default visibility.
4482 * testsuite/protected_1.cc: New file.
4483 * testsuite/protected_2.cc: New file.
4484 * testsuite/protected_3.cc: New file.
4485 * testsuite/protected_main_1.cc: New file.
4486 * testsuite/protected_main_2.cc: New file.
4487 * testsuite/protected_main_3.cc: New file.
4488 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4489 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4490 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4491 (protected_1.so): New target.
4492 (protected_1_pic.o, protected_2_pic.o): New targets.
4493 (protected_3_pic.o): New target.
4494 (check_PROGRAMS): Add protected_2.
4495 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4496 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4497 * testsuite/Makefile.in: Rebuild.
4498
2b706932
ILT		 4499 * options.h (DEFINE_var): Add set_user_set_##varname__.
4500 (DEFINE_bool_alias): New macro.
4501 (class General_options): Define -Bstatic using DEFINE_bool_alias
4502 rather than DEFINE_special. Add --undefined as an alias for -z
4503 defs.
4504 * options.cc (General_options::parse_Bstatic): Remove.
4505
d82a5bcc
ILT		 4506 * options.h (class General_options): Add --fatal-warnings.
4507 * main.cc (main): Implement --fatal-warnings.
4508 * errors.h (Errors::warning_count): New function.
4509
f1f70eae
ILT		 4510 * options.h (class General_options): Add -Bsymbolic-functions.
4511 * symtab.h (Symbol::is_preemptible): Check for
4512 -Bsymbolic-functions.
4513
8825ac63
ILT		 45142008-05-05 Ian Lance Taylor <iant@google.com>
4515
d98bc257
ILT		 4516 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4517 as noVARNAME rather than no-VARNAME.
4518 (class General_options): Add option -z combreloc.
4519 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4520 get_address.
4521 (Output_reloc::sort_before) [SHT_REL]: New function.
4522 (Output_reloc::sort_before) [SHT_RELA]: New function.
4523 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4524 Sort_relocs_comparison.
4525 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4526 parameter. Change all callers.
4527 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4528 sort_relocs parameter. Change all callers.
4529 * output.cc (Output_reloc::get_address): New function, broken out
4530 of write_rel.
4531 (Output_reloc::write_rel): Call it.
4532 (Output_reloc::compare): New function.
4533 (Output_data_reloc_base::do_write): Optionally sort relocs.
4534
60b2b4e7
ILT		 4535 * configure.ac: If targ_extra_obj is set, link it in.
4536 * configure.tgt: Initialize all variables.
4537 (x86_64*): Set targ_extra_obj and targ_extra_size.
4538 * configure: Rebuild.
4539
8825ac63
ILT		 4540 * object.cc (Sized_relobj::include_section_group): Adjust section
4541 indexes read from group data. Build vector to pass to
4542 layout_group.
4543 * layout.cc (Layout::layout_group): Add flags and shndxes
4544 parameters. Remove contents parameter. Change caller. Update
4545 explicit instantiations.
4546 * layout.h (class Layout): Update layout_group declaration.
4547 * output.cc (Output_data_group::Output_data_group): Add flags and
4548 input_shndxes parameters. Remove contents parameter. Change
4549 caller.
4550 (Output_data_group::do_write): Change input_sections_ to
4551 input_shndxes_.
4552 * output.h (class Output_data_group): Update constructor
4553 declaration. Rename input_sections_ to input_shndxes_.
4554 * testsuite/many_sections_test.cc: Add template.
4555
e94cf127
CC		 45562008-04-30 Cary Coutant <ccoutant@google.com>
4557
4418b2d5
CC		 4558 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4559
e94cf127
CC		 4560 * layout.cc (Layout::include_section): Refactored check for debug
4561 info section.
4562 (Layout::add_comdat): Add new parameters. Change type
4563 of signature parameter. Add object and shndx to signatures table.
4564 (Layout::find_kept_object): New function.
4565 * layout.h: Include <cstring>.
4566 (Layout::is_debug_info_section): New function.
4567 (Layout::add_comdat): Add new parameters.
4568 (Layout::find_kept_object): New function.
4569 (Layout::Kept_section): New struct.
4570 (Layout::Signatures): Change type of map range.
4571 * object.cc (Relobj::output_section_address): New function.
4572 (Sized_relobj::include_section_group): Add new parameters. Change
4573 calls to Layout::add_comdat. Change to build table of kept comdat
4574 groups and table mapping discarded sections to kept sections.
4575 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4576 (Sized_relobj::do_layout): Change calls to include_section_group and
4577 include_linkonce_section.
4578 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4579 value to zero when section is discarded.
4580 (Sized_relobj::map_to_kept_section): New function.
4581 * object.h (Relobj::output_section_address): New function.
4582 (Relobj::Comdat_group): New type.
4583 (Relobj::find_comdat_group): New function.
4584 (Relobj::Comdat_group_table): New type.
4585 (Relobj::Kept_comdat_section): New type.
4586 (Relobj::Kept_comdat_section_table): New type.
4587 (Relobj::add_comdat_group): New function.
4588 (Relobj::set_kept_comdat_section): New function.
4589 (Relobj::get_kept_comdat_section): New function.
4590 (Relobj::comdat_groups_): New field.
4591 (Relobj::kept_comdat_sections_): New field.
4592 (Symbol_value::input_value): Update comment.
4593 (Sized_relobj::map_to_kept_section) New function.
4594 (Sized_relobj::include_linkonce_section): Add new parameter.
4595 * target-reloc.h (Comdat_behavior): New type.
4596 (get_comdat_behavior): New function.
4597 (relocate_section): Add code to map a discarded section to the
4598 corresponding kept section when applying a relocation.
4599
e4e5049b
CS		 46002008-04-30 Craig Silverstein <csilvers@google.com>
4601
4602 * dwarf_reader.cc (next_generation_count): New static var.
4603 (Addr2line_cache_entry): New struct.
4604 (addr2line_cache): New static var.
4605 (Dwarf_line_info::one_addr2line): Added caching.
4606 (Dwarf_line_info::clear_addr2line_cache): New function.
4607 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4608 cache-size parameter.
4609 (Dwarf_line_info::one_addr2line_cache): New function.
4610 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4611 new cache-size argument to one_addr2line(), and clear cache.
4612
d09e9154
CC		 46132008-04-28 Cary Coutant <ccoutant@google.com>
4614
4615 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4616 R_386_PC8 relocations.
4617
7ef73768
ILT		 46182008-04-23 Ian Lance Taylor <iant@google.com>
4619
55438702
ILT		 4620 * object.cc (Sized_relobj::include_section_group): Check for
4621 invalid section group.
4622
c165fb93
ILT		 4623 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4624 header size.
4625
7ef73768
ILT		 4626 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4627 than read for file header.
4628 * archive.cc (Archive::include_member): Likewise.
4629
6194aaab
L		 46302008-04-23 Paolo Bonzini <bonzini@gnu.org>
4631
4632 * aclocal.m4: Regenerate.
4633 * configure: Regenerate.
4634
d491d34e
ILT		 46352008-04-19 Ian Lance Taylor <iant@google.com>
4636
5ea2bac6
ILT		 4637 * version.cc (version_string): Bump to 1.6.
4638
7bc3e21a
ILT		 4639 * testsuite/Makefile.am (many_sections_r_test): New target.
4640 (many_sections_r_test_SOURCES): Remove.
4641 (many_sections_r_test_DEPENDENCIES): Remove.
4642 (many_sections_r_test_LDFLAGS): Remove.
4643 (many_sections_r_test_LDADD): Remove.
4644
7fcd3aa9
ILT		 4645 * object.cc (Sized_relobj::do_add_symbols): Always pass
4646 local_symbol_count_ to add_from_relobj.
4647
4c94d6ae
ILT		 4648 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4649 every thousand variables.
4650 * testsuite/Makefile.in: Rebuild.
4651
d491d34e
ILT		 4652 * object.cc (Xindex::initialize_symtab_xindex): New function.
4653 (Xindex::read_symtab_xindex): New function.
4654 (Xindex::sym_xindex_to_shndx): New function.
4655 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4656 available.
4657 (Sized_relobj::do_initialize_xindex): New function.
4658 (Sized_relobj::do_read_symbols): Adjust section links.
4659 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4660 parameter. Change all callers.
4661 (Sized_relobj::include_section_group): Adjust section links and
4662 symbol section indexes.
4663 (Sized_relobj::do_layout): Adjust section links.
4664 (Sized_relobj::do_count_local_symbols): Adjust section links and
4665 symbol section indexes.
4666 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4667 ordinary and special symbols.
4668 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4669 dynsym_xindex parameters. Change all callers. Adjust section
4670 links. Use SHN_XINDEX when needed.
4671 (Sized_relobj::get_symbol_location_info): Adjust section links.
4672 Don't get fooled by special symbols.
4673 * object.h (class Xindex): Define.
4674 (class Object): Add xindex_ parameter. Declare virtual functoin
4675 do_initialize_xindex.
4676 (Object::adjust_sym_shndx): New function.
4677 (Object::set_xindex): New protected function.
4678 (class Symbol_value): Add is_ordinary_shndx_ field.
4679 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4680 (Symbol_value::value): Assert ordinary section.
4681 (Symbol_value::initialize_input_to_output_map): Likewise.
4682 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4683 Change all callers.
4684 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4685 all callers.
4686 (class Sized_relobj): Update declarations.
4687 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4688 parameter. Change all callers.
4689 (Sized_relobj::adjust_shndx): New function.
4690 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4691 field.
4692 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4693 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4694 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4695 (Sized_dynobj::read_dynsym_section): Adjust section links.
4696 (Sized_dynobj::read_dynamic): Likewise.
4697 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4698 section links.
4699 (Sized_dynobj::do_initialize_xindex): New function.
4700 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4701 do_initialize_xindex.
4702 (Sized_dynobj::adjust_shndx): New function.
4703 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4704 dynsym_xindex_ fields.
4705 (Layout::finalize): Add a call to set_section_indexes before
4706 creating the symtab sections.
4707 (Layout::set_section_indexes): Don't do anything if the section
4708 already has a section index.
4709 (Layout::create_symtab_sections): Add shnum parameter. Change
4710 caller. Create .symtab_shndx section if needed.
4711 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4712 caller.
4713 (Layout::allocated_output_section_count): New function.
4714 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4715 needed.
4716 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4717 fields. Update declarations.
4718 (Layout::symtab_xindex): New function.
4719 (Layout::dynsym_xindex): New function.
4720 (class Write_symbols_task): Add layout_ field.
4721 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4722 Change caller.
4723 * output.cc (Output_section_headers::Output_section_headers): Add
4724 shstrtab_section parameter. Change all callers.
4725 (Output_section_headers::do_sized_write): Store overflow values
4726 for section count and section string table section index in
4727 section header zero.
4728 (Output_file_header::do_sized_write): Check for overflow of
4729 section count and section string table section index.
4730 (Output_symtab_xindex::do_write): New function.
4731 (Output_symtab_xindex::endian_do_write): New function.
4732 * output.h (class Output_section_headers): Add shstrtab_section_.
4733 Update declarations.
4734 (class Output_symtab_xindex): Define.
4735 (Output_section::has_out_shndx): New function.
4736 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4737 field.
4738 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4739 Change all callers.
4740 (Sized_symbol::init): Likewise.
4741 (Symbol::output_section): Check for ordinary symbol.
4742 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4743 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4744 callers.
4745 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4746 Change all callers. Simplify handling of symbols from sections
4747 not included in the link.
4748 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4749 distinction.
4750 (Weak_alias_sorter::operator()): Assert that symbols are
4751 ordinary.
4752 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4753 distinction.
4754 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4755 parameters. Change all callers.
4756 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4757 symbol distinction. Use SHN_XINDEX when needed.
4758 (Symbol_table::write_section_symbol): Add symtab_xindex
4759 parameter. Change all callers.
4760 (Symbol_table::sized_write_section_symbol): Likewise. Use
4761 SHN_XINDEX when needed.
4762 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4763 declarations.
4764 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4765 (Symbol::is_defined): Check is_ordinary.
4766 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4767 (Symbol::is_absolute, Symbol::is_common): Likewise.
4768 (class Sized_symbol): Update declarations.
4769 (class Symbol_table): Update declarations.
4770 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4771 parameters. Change all callers.
4772 (Sized_symbol::override): Likewise.
4773 (Symbol_table::override): Likewise.
4774 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4775 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4776 is_ordinary, and orig_st_shndx parameters. Change all callers.
4777 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4778 to be in an ordinary section.
4779 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4780 object and is_ordinary parameters. Change all callers.
4781 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4782 Change all callers. Don't add undefined or non-ordinary symbols
4783 to reloc_map_.
4784 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4785 Change all callers.
4786 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4787 declarations.
4788 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4789 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4790 (Sized_relobj::relocate_sections): Likewise.
4791 * target-reloc.h (scan_relocs): Adjust section symbol index.
4792 (scan_relocatable_relocs): Likewise.
4793 * i386.cc (Scan::local): Check for ordinary symbols.
4794 * sparc.cc (Scan::local): Likewise.
4795 * x86_64.cc (Scan::local): Likewise.
4796 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4797 to symbol_section_and_value.
4798 * testsuite/many_sections_test.cc: New file.
4799 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4800 (check_PROGRAMS): Add many_sections_test.
4801 (many_sections_test_SOURCES): Define.
4802 (many_sections_test_DEPENDENCIES): Define.
4803 (many_sections_test_LDFLAGS): Define.
4804 (BUILT_SOURCES): Add many_sections_define.h.
4805 (many_sections_define.h): New target.
4806 (BUILT_SOURCES): Add many_sections_check.h.
4807 (many_sections_check.h): New target.
4808 (check_PROGRAMS): Add many_sections_r_test.
4809 (many_sections_r_test_SOURCES): Define.
4810 (many_sections_r_test_DEPENDENCIES): Define.
4811 (many_sections_r_test_LDFLAGS): Define.
4812 (many_sections_r_test_LDADD): Define.
4813 (many_sections_r_test.o): New target.
4814 * testsuite/Makefile.in: Rebuild.
4815
c5818ff1
CC		 48162008-04-17 Cary Coutant <ccoutant@google.com>
4817
4818 * errors.cc (Errors::info): New function.
4819 (gold_info): New function.
4820 * errors.h (Errors::info): New function.
4821 * gold.h (gold_info): New function.
4822 * object.cc (Input_objects::add_object): Print trace output.
4823 * options.cc (options::parse_set): New function.
4824 (General_options::parse_wrap): Deleted.
4825 (General_options::General_options): Deleted initializer.
4826 * options.h (options::String_set): New typedef.
4827 (options::parse_set): New function.
4828 (DEFINE_set): New macro.
4829 (General_options::wrap): Changed to use DEFINE_set. Changed
4830 callers of any_wrap_symbols and is_wrap_symbol.
4831 (General_options::trace, General_options::trace_symbol):
4832 New options.
4833 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4834 (General_options::wrap_symbols_): Deleted.
4835 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4836
b5be4a7c
DM		 48372008-04-17 David S. Miller <davem@davemloft.net>
4838
4839 * options.cc (General_options::parse_V): New function.
4840 * options.h: Add entries for -V and -Qy.
4841
155a0dd7
ILT		 48422008-04-17 Ian Lance Taylor <iant@google.com>
4843
4844 * common.cc (Symbol_table::allocate_commons): Remove options
4845 parameter. Change caller.
4846 (Symbol_table::do_allocate_commons): Remove options parameter.
4847 Change caller. Just call do_allocate_commons_list twice.
4848 (Symbol_table::do_allocate_commons_list): New function, broken out
4849 of do_allocate_commons.
4850 * common.h (class Allocate_commons_task): Remove options_ field.
4851 Update constructor.
4852 * symtab.cc (Symbol_table::Symbol_table): Initialize
4853 tls_commons_.
4854 (Symbol_table::add_from_object): Put TLS common symbols on
4855 tls_commons_ list.
4856 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4857 which are IN_OUTPUT_DATA.
4858 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4859 allocate_commons and do_allocate_commons declarations. Declare
4860 do_allocate_commons_list.
4861 * gold.cc (queue_middle_tasks): Update creation of
4862 Allocate_commons_task to not pass options.
4863 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4864 (TLS_TEST_C_FLAGS): New variable.
4865 (tls_test_c_pic.o): New target.
4866 (tls_test_shared.so): Link in tls_test_c_pic.o.
4867 (tls_test_c_pic_ie.o): New target.
4868 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4869 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4870 (tls_test_c.o): New target.
4871 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4872 (tls_pic_test_LDADD): Likewise.
4873 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4874 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4875 (tls_test_c_gnu2.o): New target.
4876 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4877 tls_test_c_gnu2.o.
4878 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4879 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4880 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4881 * testsuite/tls_test.cc: Include "config.h".
4882 (t_last): Call t11_last.
4883 * testsuite/tls_test.h (t11, t11_last): Declare.
4884 * testsuite/tls_test_c.c: New file.
4885 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4886 * configure.ac: Check for OpenMP support.
4887 * configure, config.in, Makefile.in: Rebuild.
4888 * testsuite/Makefile.in: Rebuild.
4889
edfbb029
CC		 48902008-04-16 Cary Coutant <ccoutant@google.com>
4891
4892 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4893 (Target_i386::tls_base_symbol_defined_): New field.
4894 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4895 (Target_i386::Scan::global): Likewise.
4896 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4897 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4898 (Target_x86_64::tls_base_symbol_defined_): New field.
4899 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4900 (Target_x86_64::Scan::global): Likewise.
4901
f3c69fca
CC		 49022008-04-16 Cary Coutant <ccoutant@google.com>
4903
4904 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4905 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4906 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4907 building shared libraries.
4908 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4909 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4910 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4911 * testsuite/Makefile.in: Rebuild.
4912 * testsuite/weak_undef.h: New file.
4913 * testsuite/weak_undef_file1.cc: Add extra test cases.
4914 * testsuite/weak_undef_file2.cc: Likewise.
4915 * testsuite/weak_undef_test.cc: Likewise.
4916
7c414435
DM		 49172008-04-16 David S. Miller <davem@davemloft.net>
4918
32b769e1
DM		 4919 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4920 Add issued_non_pic_error_ field. Declare check_non_pic.
4921 (Target_sparc::Scan::check_non_pic): New function.
4922 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4923 (Target_sparc::Scan::global): Likewise.
4924
11936fb1
DM		 4925 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4926 * configure: Rebuild.
4927
7c414435
DM		 4928 * options.h (DEFINE_enable): New macro.
4929 (new_dtags): New enable option.
4930 (initfirst, interpose, loadfltr, nodefaultlib,
4931 nodelete, nodlopen, nodump): New -z options.
4932 * layout.cc (Layout:finish_dynamic_section): If new
4933 dtags enabled, emit DT_RUNPATH. Also, emit a
4934 DT_FLAGS_1 containing any specified -z flags.
4935
85c7bf8b
ILT		 49362008-04-16 Ian Lance Taylor <iant@google.com>
4937
12c0daef
ILT		 4938 * copy-relocs.cc: New file.
4939 * copy-relocs.h: New file.
4940 * reloc.cc: Remove Copy_relocs code.
4941 * reloc.h: Likewise.
4942 * reloc-types.h (struct Reloc_types) [both versions]: Add
4943 get_reloc_addend_noerror.
4944 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4945 variants of add_global which take an addend which must be zero.
4946 * i386.cc: Include "copy-relocs.h".
4947 (class Target_i386): Change type of copy_relocs_ to variable,
4948 update initializer.
4949 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4950 Change all callers.
4951 (Target_i386::do_finalize_sections): Change handling of
4952 copy_relocs_.
4953 * sparc.cc: Include "copy-relocs.h".
4954 (class Target_sparc): Change type of copy_relocs_ to variable,
4955 update initializer.
4956 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4957 Change all callers.
4958 (Target_sparc::do_finalize_sections): Change handling of
4959 copy_relocs_.
4960 * x86_64.cc: Include "copy-relocs.h".
4961 (class Target_x86_64): Change type of copy_relocs_ to variable,
4962 update initializer.
4963 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4964 class. Change all callers.
4965 (Target_x86_64::do_finalize_sections): Change handling of
4966 copy_relocs_.
4967 * Makefile.am (CCFILES): Add copy-relocs.cc.
4968 (HFILES): Add copy-relocs.h.
4969
4f4995b6
ILT		 4970 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4971
85c7bf8b
ILT		 4972 * testsuite/script_test_4.sh: Permit leading zeroes.
4973
4f2a9edd
ILT		 49742008-04-15 Ian Lance Taylor <iant@google.com>
4975
e6188289
ILT		 4976 * script-sections.cc (Script_sections::create_segments): Use
4977 header_size_adjustment even when there is enough room for the
4978 headers.
4979 * testsuite/script_test_4.sh: New file.
4980 * testsuite/script_test_4.t: New file.
4981 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4982 (check_DATA): Add script_test_4.stdout.
4983 (MOSTLYCLEANFILES): Likewise.
4984 (script_test_4): New target.
4985 (script_test_4.stdout): New target.
4986 * testsuite/Makefile.in: Rebuild.
4987
4f2a9edd
ILT		 4988 * sparc.cc: Add definitions for Output_data_plt_sparc class
4989 constants.
4990
f5314dd5
DM		 49912008-04-14 David S. Miller <davem@davemloft.net>
4992
4993 * sparc.cc: New file.
4994 * Makefile.am (TARGETSOURCES): Add sparc.cc
4995 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4996 * configure.tgt: Document targ_extra_size and
4997 targ_extra_big_endian. Add entries for sparc-* and
4998 sparc64-*.
4999 * configure.ac: Handle targ_extra_size and
5000 targ_extra_big_endian.
5001 * Makefile.in: Rebuild.
5002 * configure: Likewise.
5003 * po/POTFILES.in: Likewise.
5004 * po/gold.pot: Likewise.
5005
154e0e9a
ILT		 50062008-04-14 Ian Lance Taylor <iant@google.com>
5007
5008 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5009 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5010 in the name/type/flags to section mapping. Don't call
5011 allocate_output_section.
5012 (Layout::choose_output_section): Change parameter from adjust_name
5013 to is_input_section. Don't permit input sections after sections
5014 are attached to segments. Don't call allocate_output_section.
5015 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5016 not write_enable_output_section.
5017 (Layout::make_output_section): Don't push to
5018 unattached_section_list_ nor call attach_to_segment. Call
5019 attach_section_to_segment if sections are attached.
5020 (Layout::attach_sections_to_segments): New function.
5021 (Layout::attach_section_to_segment): New function.
5022 (Layout::attach_allocated_section_to_segment): Rename from
5023 attach_to_segment. Remove flags parameter.
5024 (Layout::allocate_output_section): Remove function.
5025 (Layout::write_enable_output_section): Remove function.
5026 * layout.h (class Layout): Update for above changes. Add new
5027 field sections_are_attached_.
5028 * output.h (Output_section::update_flags_for_input_section): New
5029 function.
5030 * output.cc (Output_section::add_input_section): Call
5031 update_flags_for_input_section.
5032 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5033
009a67a2
CC		 50342008-04-11 Cary Coutant <ccoutant@google.com>
5035
5036 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5037 thought unnecessary.
5038 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5039
759b1a24
ILT		 50402008-04-11 Ian Lance Taylor <iant@google.com>
5041
5042 * output.h (class Output_section_data): Remove inline definition
5043 of set_addralign.
5044 * output.cc (Output_section_data::set_addralign): New function.
5045
c2b45e22
CC		 50462008-04-11 Cary Coutant <ccoutant@google.com>
5047
5048 Add support for TLS descriptors for i386 and x86_64.
5049 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5050 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5051 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5052 GOT_TYPE_TLS_DESC.
5053 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5054 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5055 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5056 relocations.
5057 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5058 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5059 Fix problem with initial-exec relocations.
5060 (Target_i386::Relocate::relocate_tls): Likewise.
5061 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5062 relaxation.
5063 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5064 support for section-plus-offset dynamic table entries.
5065 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5066 (Output_data_dynamic::Dynamic_entry): Add support for
5067 section-plus-offset dynamic table entries.
5068 (Output_data_dynamic::Classification): Likewise.
5069 (Output_data_dynamic::classification_): Renamed offset_.
5070 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5071 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5072 (Target_x86_64::make_plt_section): New function.
5073 (Target_x86_64::reserve_tlsdesc_entries): New function.
5074 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5075 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5076 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5077 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5078 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5079 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5080 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5081 add extra PLT entry for TLS descriptors.
5082 (Output_data_plt_x86_64::got_): New field.
5083 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5084 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5085 fields.
5086 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5087 descriptors.
5088 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5089 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5090 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5091 R_386_TLS_DESC_CALL relocations.
5092 (Target_x86_64::Scan::global): Likewise.
5093 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5094 for TLS descriptors.
5095 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5096 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5097 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5098 GD-to-IE relaxation.
5099 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5100 and TLS_DESCRIPTORS.
5101 * Makefile.in: Rebuild.
5102 * configure: Rebuild.
5103 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5104 (tls_test_shared2.so): New target.
5105 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5106 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5107 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5108 (tls_shared_gd_to_ie_test_LDADD): New variable.
5109 (tls_shared_gnu2_gd_to_ie_test): New target.
5110 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5111 New targets.
5112 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5113 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5114 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5115 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5116 (tls_shared_gnu2_test): New target.
5117 (tls_test_gnu2_shared.so): New target.
5118 (tls_shared_gnu2_test_SOURCES): New variable.
5119 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5120 (tls_shared_gnu2_test_LDFLAGS): New variable.
5121 (tls_shared_gnu2_test_LDADD): New variable.
5122 * testsuite/Makefile.in: Rebuild.
5123 * testsuite/Makefile.
5124
83bfb6b7
ILT		 51252008-04-11 Ian Lance Taylor <iant@google.com>
5126
5127 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5128 justsyms.t.
5129 * testsuite/Makefile.in: Rebuild.
5130
5131 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5132 long.
5133 * testsuite/script_test_2.cc (main): Adjust test.
5134
706e1f5e
ILT		 51352008-04-11 David S. Miller <davem@davemloft.net>
5136 Ian Lance Taylor <iant@google.com>
5137
5138 * options.h (General_options): Add entries for '-Y' and
5139 '-relax'.
5140 * options.cc (General_options:finalize): If -Y was used, add those
5141 entries to the library path instead of the default "/lib" and
5142 "/usr/lib".
5143
7c98e6bb
DM		 51442008-04-11 David S. Miller <davem@davemloft.net>
5145
5146 * testsuite/justsyms.t: Start at 0x100.
5147 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5148 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5149 long.
5150 * testsuite/script_test_2.cc: Adjust string and section length
5151 checks.
7c98e6bb 5152
99a37bfd
ILT		 51532008-04-09 Ian Lance Taylor <iant@google.com>
5154
2cefc357
ILT		 5155 PR gold/5996
5156 * script-sections.cc (Sections_element::allocate_to_segment): Add
5157 orphan parameter.
5158 (Output_section_definition::allocate_to_segment): Likewise.
5159 (Orphan_output_section::allocate_to_segment): Likewise.
5160 (Script_sections::attach_sections_using_phdrs_clause): Don't
5161 propagate non-PT_LOAD segments to orphan sections.
5162 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5163 readelf rather than objdump.
5164 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5165 .interp section and PT_INTERP segment are the same size.
5166 * testsuite/Makefile.in: Rebuild.
5167
99a37bfd
ILT		 5168 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5169 aliases for symbols defined in the same object.
5170 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5171 (weak_alias_test_SOURCES): New variable.
5172 (weak_alias_test_DEPENDENCIES): New variable.
5173 (weak_alias_test_LDFLAGS): New variable.
5174 (weak_alias_test_LDADD): New variable.
5175 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5176 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5177 (weak_alias_test_3.o): New target.
5178 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5179 * testsuite/weak_alias_test_main.cc: New file.
5180 * testsuite/weak_alias_test_1.cc: New file.
5181 * testsuite/weak_alias_test_2.cc: New file.
5182 * testsuite/weak_alias_test_3.cc: New file.
5183
780e49c5
ILT		 51842008-04-08 Ian Lance Taylor <iant@google.com>
5185
cdb0b8f5
ILT		 5186 * options.h (class General_options): Add --noinhibit-exec option.
5187 * main.cc (main): Check --noinhibit-exec.
5188
0864d551
ILT		 5189 * options.h (class General_options): Define --wrap as a special
5190 option. Add wrap_symbols_ field.
5191 (General_options::any_wrap_symbols): New function.
5192 (General_options::is_wrap_symbol): New function.
5193 * options.cc (General_options::parse_wrap): New function.
5194 (General_options::General_options): Initialize wrap_symbols_.
5195 * symtab.cc (Symbol_table::wrap_symbol): New function.
5196 (Symbol_table::add_from_object): Handle --wrap.
5197 * symtab.h (class Symbol_table): Declare wrap_symbol.
5198 * target.h (Target::wrap_char): New function.
5199 (Target::Target_info): Add wrap_char field.
5200 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5201 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5202 * testsuite/testfile.cc (Target_test::test_target_info):
5203 Likewise.
5204
789aa6de
ILT		 5205 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5206 there is one.
5207
2c38906f
ILT		 5208 * layout.h (class Layout): Add added_eh_frame_data_ field.
5209 * layout.cc (Layout::Layout): Initialize new field.
5210 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5211 output section until we find a section we merged successfully.
5212 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5213 that the size be non-zero.
5214
780e49c5
ILT		 5215 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5216 qualifier.
5217
7fcd0256
ILT		 52182008-04-08 Craig Silverstein <csilvers@google.com>
5219
5220 * configure.ac: Export new conditional variable HAVE_ZLIB.
5221 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5222 on HAVE_ZLIB.
5223 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5224 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5225
6835af53
ILT		 52262008-04-07 Ian Lance Taylor <iant@google.com>
5227
e24f324c
ILT		 5228 * version.cc (version_string): Set to "1.5".
5229
a036edd8
ILT		 5230 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5231 Add issued_non_pic_error_ field. Declare check_non_pic.
5232 (Target_x86_64::Scan::check_non_pic): New function.
5233 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5234 (Target_x86_64::Scan::global): Likewise.
5235
624f8810
ILT		 5236 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5237 addend parameter. Change caller. Handle merge sections.
5238 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5239 Address to Addend. Don't add in the result of
5240 local_section_offset, pass down the addend and use the returned
5241 value.
5242 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5243 Update declarations of local_section_offset and symbol_value.
5244 * testsuite/two_file_test_1.cc (t18): New function.
5245 * testsuite/two_file_test_2.cc (f18): New function.
5246 * testsuite/two_file_test_main.cc (main): Call t18.
5247 * testsuite/two_file_test.h (t18, f18): Declare.
5248
6835af53
ILT		 5249 * configure.ac: Don't test for objdump, c++filt, or readelf.
5250 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5251 conditionals.
5252 (TEST_READELF): New variable.
5253 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5254 (check_PROGRAMS): Add two_file_strip_test.
5255 (two_file_strip_test): New target.
5256 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5257 (two_file_same_shared_strip_test_SOURCES): New variable.
5258 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5259 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5260 (two_file_same_shared_strip_test_LDADD): New variable.
5261 (two_file_shared_strip.so): New target.
5262 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5263 (ver_test_5.syms, ver_test_7.syms): Likewise.
5264 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5265 (strip_test_3.stdout): Use TEST_OBJDUMP.
5266 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5267
86925eef
CC		 52682008-04-04 Cary Coutant <ccoutant@google.com>
5269
5270 * symtab.h (Symbol::is_weak_undefined): New function.
5271 (Symbol::is_strong_undefined): New function.
5272 (Symbol::is_absolute): New function.
5273 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5274 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5275 absolute symbols.
5276 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5277 (weak_undef_test): New target.
5278 * testsuite/Makefile.in: Rebuild.
5279 * testsuite/weak_undef_file1.cc: New file.
5280 * testsuite/weak_undef_file2.cc: New file.
5281 * testsuite/weak_undef_test.cc: New file.
5282
126f3ece
ILT		 52832008-04-03 Craig Silverstein <csilvers@google.com>
5284
5285 * compressed_output.h (class Output_compressed_section): Use
5286 unsigned buffer.
5287 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5288 add zlib header.
5289 (zlib_compressed_suffix): Removed.
5290 (Output_compressed_section::set_final_data_size): Use unsigned
5291 buffers.
5292 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5293 Fix linker invocation.
5294 (flagstest_o_specialfile_and_compress_debug_sections):
5295 Likewise.
5296 * testsuite/Makefile.in: Regenerated.
5297
deae2a14
DM		 52982008-04-02 David S. Miller <davem@davemloft.net>
5299
5300 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5301 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5302
70752818
ILT		 53032008-04-02 Craig Silverstein <csilvers@google.com>
5304
5305 * TODO: New file.
5306
39d0cb0e
ILT		 53072008-04-02 Ian Lance Taylor <iant@google.com>
5308
5309 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5310 parameters. Update for new key type to views_. Change all
5311 callers.
5312 (File_read::read): Adjust for byteshift in returned view.
5313 (File_read::add_view): New function, broken out of
5314 find_and_make_view.
5315 (File_read::make_view): New function, broken out of
5316 find_and_make_view.
5317 (File_read::find_or_make_view): Add offset and aligned
5318 parameters. Rewrite accordingly. Change all callers.
5319 (File_read::get_view): Add offset and aligned parameters. Adjust
5320 for byteshift in return value.
5321 (File_read::get_lasting_view): Likewise.
5322 * fileread.h (class File_read): Update declarations.
5323 (class File_read::View): Add byteshift_ field. Add byteshift to
5324 constructor. Add byteshift method.
5325 * archive.h (Archive::clear_uncached_views): New function.
5326 (Archive::get_view): Add aligned parameter. Change all callers.
5327 * object.h (Object::get_view): Add aligned parameter. Change all
5328 callers.
5329 (Object::get_lasting_view): Likewise.
5330
5331 * fileread.cc (File_read::release): Don't call clear_views if
5332 there are multiple objects.
5333 * fileread.h (File_read::clear_uncached_views): New function.
5334 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5335 on the archive.
5336
a1207466
CC		 53372008-03-31 Cary Coutant <ccoutant@google.com>
5338
5339 Add thin archive support.
5340 * archive.cc (Archive::armagt): New const.
5341 (Archive::setup): Remove task parameter and calls to unlock.
5342 (Archive::unlock_nested_archives): New function.
5343 (Archive::read_header): Add nested_off parameter. Change
5344 all callers.
5345 (Archive::interpret_header): Likewise.
5346 (Archive::include_all_members): Change to handle thin
5347 archives.
5348 (Archive::include_member): Likewise.
5349 * archive.h (Archive::Archive): Add new parameters and
5350 initializers.
5351 (Archive::armagt): New const.
5352 (Archive::setup): Remove task parameter.
5353 (Archive::unlock_nested_archives): New function.
5354 (Archive::read_header): Add nested_off parameter.
5355 (Archive::interpret_header): Likewise.
5356 (Archive::Nested_archive_table): New typedef.
5357 (Archive::is_thin_archive_): New field.
5358 (Archive::nested_archives_): New field.
5359 (Archive::options_): New field.
5360 (Archive::dirpath_): New field.
5361 (Archive::task_): New field.
5362 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5363 for thin archives. Pass additional parameters to
5364 Archive::Archive. Unlock the archive file after calling
5365 Archive::setup.
cd536b21 5366
479f6503
ILT		 53672008-03-29 Ian Lance Taylor <iant@google.com>
5368
686c8caf
ILT		 5369 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5370 version symbol to be local.
5371 * testsuite/ver_test_4.sh: New file.
5372 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5373 (check_DATA): Add ver_test_4.syms.
5374 (ver_test_4.syms): New target.
5375 * testsuite/Makefile.in: Rebuild.
5376
ab794b6b
ILT		 5377 * output.cc
5378 (Output_section::Input_section_sort_entry::has_priority): New
5379 function.
5380 (Output_section::Input_section_sort_entry::match_file_name): New
5381 function.
5382 (Output_section::Input_section_sort_entry::match_section_name):
5383 Remove.
5384 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5385 Remove.
5386 (Output_section::Input_section_sort_entry::match_section_file):
5387 Remove.
5388 (Output_section::Input_section_sort_compare::operator()): Rewrite
5389 using new Input_section_sort_entry functions. Sort crtbegin and
5390 crtend first. Sort sections with no priority before sections with
5391 a priority.
5392 * testsuite/initpri1.c (d3): Check j != 4.
5393 (cd5): New constructor/destructor function.
5394 (main): Check j != 2.
5395
479f6503
ILT		 5396 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5397 new symbol when resolving, don't call set_is_default.
5398 * testsuite/ver_test_7.cc: New file.
5399 * testsuite/ver_test_7.sh: New file.
5400 * testsuite/Makefile.am (ver_test_7.so): New target.
5401 (ver_test_7.o): New target.
5402 (check_SCRIPTS): Add ver_test_7.sh.
5403 (check_DATA): Add ver_test_7.syms.
5404 (ver_test_7.syms): New target.
5405
2fd32231
ILT		 54062008-03-28 Ian Lance Taylor <iant@google.com>
5407
5408 * layout.cc (Layout::layout): If we see an input section with a
5409 name that needs sorting, set the must_sort flag for the output
5410 section.
5411 (Layout::make_output_section): If the name of the output section
5412 indicates that it might require sorting, set the may_sort flag.
5413 * output.h (Output_section::may_sort_attached_input_sections): New
5414 function.
5415 (Output_section::set_may_sort_attached_input_sections): New
5416 function.
5417 (Output_section::must_sort_attached_input_sections): New
5418 function.
5419 (Output_section::set_must_sort_attached_input_sections): New
5420 function.
5421 (class Output_section): Declare Input_section_sort_entry. Define
5422 Input_section_sort_compare. Declare
5423 sort_attached_input_sections. Add new fields:
5424 may_sort_attached_input_sections_,
5425 must_sort_attached_input_sections_,
5426 attached_input_sections_are_sorted_.
5427 * output.cc (Output_section::Output_section): Initialize new
5428 fields.
5429 (Output_section::add_input_section): Add an entry to
5430 input_sections_ if may_sort or must_sort are true.
5431 (Output_section::set_final_data_size): Call
5432 sort_attached_input_sections if necessary.
5433 (Output_section::Input_section_sort_entry): Define new class.
5434 (Output_section::Input_section_sort_compare::operator()): New
5435 function.
5436 (Output_section::sort_attached_input_sections): New function.
5437 * configure.ac: Check whether the compiler supports constructor
5438 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5439 * testsuite/initpri1.c: New file.
5440 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5441 CONSTRUCTOR_PRIORITY.
5442 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5443 (initpri1_LDFLAGS): New variable.
5444 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5445
18e6b24e
ILT		 54462008-03-27 Ian Lance Taylor <iant@google.com>
5447
49bdd526
ILT		 5448 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5449 * testsuite/common_test_1.c: New file.
5450 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5451 (common_test_1_SOURCES): New variable.
5452 (common_test_1_DEPENDENCIES): New variable.
5453 (common_test_1_LDFLAGS): New variable.
5454
18e6b24e
ILT		 5455 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5456 and commons_ correctly when NAME/VERSION does not override
5457 NAME/NULL.
5458 * testsuite/ver_test_6.c: New file.
5459 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5460 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5461 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5462
04bf7072
ILT		 54632008-03-26 Ian Lance Taylor <iant@google.com>
5464
5871526f
ILT		 5465 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5466 of an undefined symbol from a version script.
5467 * testsuite/Makefile.am (ver_test_5.so): New target.
5468 (ver_test_5.o): New target.
5469 (check_SCRIPTS): Add ver_test_5.sh.
5470 (check_DATA): Add ver_test_5.syms.
5471 (ver_test_5.syms): New target.
5472 * testsuite/ver_test_5.cc: New file.
5473 * testsuite/ver_test_5.script: New file.
5474 * testsuite/ver_test_5.sh: New file.
5475 * Makefile.in, testsuite/Makefile.in: Rebuild.
5476
04bf7072
ILT		 5477 PR gold/5986
5478 Fix problems building gold with gcc 4.3.0.
5479 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5480 (gold_error_at_location, gold_warning_at_location): Use it.
5481 * configure.ac: Check whether we can compile and use a template
5482 function with a printf attribute.
5483 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5484 when jumping over bytes.
5485 * object.cc: Instantiate Object::read_section_data.
5486 * debug.h: Include <cstring>
5487 * dwarf_reader.cc: Include <algorithm>
5488 * main.cc: Include <cstring>.
5489 * options.cc: Include <cstring>.
5490 * output.cc: Include <cstring>.
5491 * script.cc: Include <cstring>.
5492 * script.h: Include <string>.
5493 * symtab.cc: Include <cstring> and <algorithm>.
5494 * target-select.cc: Include <cstring>.
5495 * version.cc: Include <string>.
5496 * testsuite/testmain.cc: Include <cstdlib>.
5497 * configure, config.in: Rebuild.
5498
874c5b28
ILT		 54992008-03-25 Ian Lance Taylor <iant@google.com>
5500
819d6c3a
ILT		 5501 * options.cc: Include "../bfd/bfdver.h".
5502 (options::help): Print bug reporting address.
5503
f4b2c6f5
ILT		 5504 * version.cc (print_version): Adjust output for current value of
5505 BFD_VERSION_STRING.
5506
5507 * NEWS: New file.
5508
e96caa79
ILT		 5509 * options.cc (options::help): Print list of supported targets.
5510 * target-select.h: Include <vector>.
5511 (class Target_selector): Make machine_, size_, and is_big_endian_
5512 fields const. Add bfd_name_ and instantiated_target_ fields.
5513 (Target_selector::Target_selector): Add bfd_name parameter.
5514 (Target_selector::recognize): Make non-virtual, call
5515 do_recognize.
5516 (Target_selector::recognize_by_name): Make non-virtual, call
5517 do_recognize_by_name.
5518 (Target_selector::supported_names): New function.
5519 (Target_selector::bfd_name): New function.
5520 (Target_selector::do_instantiate_target): New pure virtual
5521 function.
5522 (Target_selector::do_recognize): New virtual function.
5523 (Target_selector::do_recognize_by_name): New virtual function.
5524 (Target_selector::instantiate_target): New private function.
5525 (supported_target_names): Declare.
5526 * target-select.cc (Target_selector::Target_selector): Update for
5527 new parameter and fields.
5528 (select_target_by_name): Check that the name matches before
5529 calling recognize_by_name.
5530 (supported_target_names): New function.
5531 * i386.cc (class Target_selector_i386): Update Target_selector
5532 constructor call. Remove recognize and recognize_by_name. Add
5533 do_instantiate_target.
5534 * x86_64.cc (class Target_selector_x86_64): Likewise.
5535 * testsuite/testfile.cc (class Target_selector_test): Update for
5536 changes to Target_selector.
5537
874c5b28
ILT		 5538 * README: Rewrite, with some notes on unsupported features.
5539
0a65a3a7
CC		 55402008-03-24 Cary Coutant <ccoutant@google.com>
5541
5542 * i386.cc (Target_i386::Got_type): New enum declaration.
5543 (Target_i386::Scan::local): Updated callers of Output_data_got
5544 member functions.
5545 (Target_i386::Scan::global): Likewise.
5546 (Target_i386::Relocate::relocate): Likewise.
5547 (Target_i386::Relocate::relocate_tls): Likewise.
5548 * object.h (Got_offset_list): New class.
5549 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5550 (Sized_relobj::local_got_offset): Likewise.
5551 (Sized_relobj::set_local_got_offset): Likewise.
5552 (Sized_relobj::local_has_tls_got_offset): Removed.
5553 (Sized_relobj::local_tls_got_offset): Removed.
5554 (Sized_relobj::set_local_tls_got_offset): Removed.
5555 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5556 * output.cc (Output_data_got::add_global): Added got_type parameter.
5557 (Output_data_got::add_global_with_rel): Likewise.
5558 (Output_data_got::add_global_with_rela): Likewise.
5559 (Output_data_got::add_global_pair_with_rel): New function.
5560 (Output_data_got::add_global_pair_with_rela): New function.
5561 (Output_data_got::add_local): Added got_type parameter.
5562 (Output_data_got::add_local_with_rel): Likewise.
5563 (Output_data_got::add_local_with_rela): Likewise.
5564 (Output_data_got::add_local_pair_with_rel): New function.
5565 (Output_data_got::add_local_pair_with_rela): New function.
5566 (Output_data_got::add_global_tls): Removed.
5567 (Output_data_got::add_global_tls_with_rel): Removed.
5568 (Output_data_got::add_global_tls_with_rela): Removed.
5569 (Output_data_got::add_local_tls): Removed.
5570 (Output_data_got::add_local_tls_with_rel): Removed.
5571 (Output_data_got::add_local_tls_with_rela): Removed.
5572 * output.h (Output_data_got::add_global): Added got_type parameter.
5573 (Output_data_got::add_global_with_rel): Likewise.
5574 (Output_data_got::add_global_with_rela): Likewise.
5575 (Output_data_got::add_global_pair_with_rel): New function.
5576 (Output_data_got::add_global_pair_with_rela): New function.
5577 (Output_data_got::add_local): Added got_type parameter.
5578 (Output_data_got::add_local_with_rel): Likewise.
5579 (Output_data_got::add_local_with_rela): Likewise.
5580 (Output_data_got::add_local_pair_with_rel): New function.
5581 (Output_data_got::add_local_pair_with_rela): New function.
5582 (Output_data_got::add_global_tls): Removed.
5583 (Output_data_got::add_global_tls_with_rel): Removed.
5584 (Output_data_got::add_global_tls_with_rela): Removed.
5585 (Output_data_got::add_local_tls): Removed.
5586 (Output_data_got::add_local_tls_with_rel): Removed.
5587 (Output_data_got::add_local_tls_with_rela): Removed.
5588 * resolve.cc (Symbol::override_base_with_special): Removed
5589 reference to has_got_offset_ field.
5590 * symtab.cc (Symbol::init_fields): Replaced initialization
5591 of got_offset_ with got_offsets_. Removed initialization
5592 of has_got_offset_
53fcba31 5593 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5594 (Symbol::got_offset): Likewise.
5595 (Symbol::set_got_offset): Likewise.
5596 (Symbol::has_tls_got_offset): Removed.
5597 (Symbol::tls_got_offset): Removed.
5598 (Symbol::set_tls_got_offset): Removed.
5599 (Symbol::got_offset_): Removed.
5600 (Symbol::tls_mod_got_offset_): Removed.
5601 (Symbol::tls_pair_got_offset_): Removed.
5602 (Symbol::got_offsets_): New field.
5603 (Symbol::has_got_offset): Removed.
5604 (Symbol::has_tls_mod_got_offset): Removed.
5605 (Symbol::has_tls_pair_got_offset): Removed.
5606 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5607 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5608 member functions.
5609 (Target_x86_64::Scan::global): Likewise.
5610 (Target_x86_64::Relocate::relocate): Likewise.
5611 (Target_x86_64::Relocate::relocate_tls): Likewise.
5612
bd52eafb
BE		 56132008-03-25 Ben Elliston <bje@au.ibm.com>
5614
5615 * yyscript.y: Fix spelling error in comment.
5616
8b105e34
ILT		 56172008-03-24 Ian Lance Taylor <iant@google.com>
5618
8ed814a9
ILT		 5619 * options.h (class General_options): Define build_id option.
5620 * layout.h (class Layout): Declare write_build_id, create_note,
5621 create_build_id. Add build_id_note_ member.
5622 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5623 "libiberty.h", "md5.h", "sha1.h".
5624 (Layout::Layout): Initialize eh_frame_data_,
5625 eh_frame_hdr_section_, and build_id_note_.
5626 (Layout::finalize): Call create_build_id.
5627 (Layout::create_note): New function, broken out of
5628 Layout::create_gold_note.
5629 (Layout::create_gold_note): Call create_note.
5630 (Layout::create_build_id): New function.
5631 (Layout::write_build_id): New function.
5632 (Close_task_runner::run): Call write_build_id.
5633
8b105e34
ILT		 5634 * x86_64.cc: Correct license to GPLv3.
5635
086a1841
ILT		 56362008-03-23 Ian Lance Taylor <iant@google.com>
5637
5638 * options.cc: Include "demangle.h".
5639 (parse_optional_string): New function.
5640 (parse_long_option): Handle takes_optional_argument.
5641 (parse_short_option): Update dash_z initializer. Handle
5642 takes_optional_argument.
5643 (General_options::General_options): Initialize do_demangle_.
5644 (General_options::finalize): Set do_demangle_. Handle demangling
5645 style.
5646 * options.h (parse_optional_string): Declare.
5647 (struct One_option): Add optional_arg field. Update constructor.
5648 Update call constructor calls. Add takes_optional_argument
5649 function.
5650 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5651 (DEFINE_optional_string): Define.
5652 (General_options::demangle): Change from DEFINE_bool to
5653 DEFINE_optional_string.
5654 (General_options::no_demangle): New function.
5655 (General_options::do_demangle): New function.
5656 (General_options::set_do_demangle): New function.
5657 (General_options::execstack_status_): Move definition to end of
5658 class definition.
5659 (General_options::static_): Likewise.
5660 (General_options::do_demangle_): New field.
5661 * object.cc (big_endian>::get_symbol_location_info): Call
5662 Options::do_demangle, not Options::demangle.
5663 * symtab.cc (demangle): Likewise.
5664
cbb93e63
ILT		 56652008-03-22 Ian Lance Taylor <iant@google.com>
5666
5667 * gold.h: Include <cstddef> and <sys/types.h>
5668 * options.h: Include <cstring>.
5669
ec531623
ILT		 56702008-03-21 Ian Lance Taylor <iant@google.com>
5671
5672 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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