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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
f0ba79e2
ILT		 3 PR 10450
4 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6 (Layout::finalize): Call set_dynamic_symbol_size.
7 (Layout::set_dynamic_symbol_size): New function.
8 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
9 set_dynamic_symbol_size.
10
e8cd95c7
ILT		 11 PR 10450
12 * output.h (class Output_section): Add is_entsize_zero_ field.
13 * output.cc (Output_section::Output_section): Initialize
14 is_entsize_zero_.
15 (Output_section::set_entsize): If two different entsizes are
16 requested, force it to zero.
17 (Output_section::add_input_section): Set flags for .debug_str
18 before updating section flags. Set entsize.
19 (Output_section::update_flags_for_input_section): Set SHF_MERGE
20 and SHF_STRING if all input sections have those flags.
21
3e1b9a8a
RÁE		 222009-12-29 Rafael Espindola <espindola@google.com>
23
24 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 25 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
26 reporting.
3e1b9a8a 27
3dcad376
ST		 282009-12-29 Sriraman Tallam <tmsriram@google.com>
29
30 * options.cc (General_options::parse_version): Allow -v to exit
31 without an error if there is nothing to link.
32
084e2665
ILT		 332009-12-29 Ian Lance Taylor <iant@google.com>
34
35 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
36 using a version of gcc before 4.1.
37 * configure: Rebuild.
38
250acde3
CD		 392009-12-28 Chris Demetriou <cgd@google.com>
40
41 * attributes.cc (Output_attributes_section_data::do_write): Use
42 std::vector::front rather than std::vector::data.
43
99fff23b
ILT		 442009-12-28 Ian Lance Taylor <iant@google.com>
45
46 * symtab.h (class Symbol_table): Add enum Defined.
47 * resolve.cc (Symbol_table::should_override): Add defined
48 parameter. Change all callers. Test whether object is NULL
49 before calling a method on it.
50 (Symbol_table::report_resolve_problem): Add defined parameter.
51 Change all callers.
52 (Symbol_table::should_override_with_special): Likewise.
53 * symtab.cc (Symbol_table::define_in_output_data): Add defined
54 parameter. Change all callers.
55 (Symbol_table::do_define_in_output_data): Likewise.
56 (Symbol_table::define_in_output_segment): Likewise.
57 (Symbol_table::do_define_in_output_segment): Likewise.
58 (Symbol_table::define_as_constant): Likewise.
59 (Symbol_table::do_define_as_constant): Likewise.
60 * script.h (class Symbol_assignment): Add is_defsym parameter to
61 constructor; change all callers.
62 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
63 parameter. Change all callers. Add is_defsym_ field.
64 (class Parser_closure): Add parsing_defsym parameter to
65 constructor; change all callers. Add parsing_defsym accessor
66 function. Add parsing_defsym_ field.
67
556bd683
ILT		 682009-12-28 Ian Lance Taylor <iant@google.com>
69
70 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 71 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 72
1782c879
ILT		 732009-12-23 Ian Lance Taylor <iant@google.com>
74
75 * i386.cc (Target_i386::do_calls_non_split): Recognize
76 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 77 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
78 -fsplit-stack prologue when using %r11.
1782c879 79
329ca2b1
ST		 802009-12-21 Sriraman Tallam <tmsriram@google.com>
81
82 * options.cc (General_options::parse_version): Make -v continue and do
83 the link like GNU ld does.
84
d675ff46
RÁE		 852009-12-17 Rafael Avila de Espindola <espindola@google.com>
86
87 * Makefile.am (CCFILES): Add timer.cc.
88 (HFILES): Add timer.h.
89 * configure.ac: Check for sysconf and times.
90 * main.cc: include timer.h.
91 (main): Use Timer instead of get_run_time.
92 * timer.cc: New.
93 * timer.h: New.
94 * workqueue.cc: include timer.h.
95 (Workqueue::find_and_run_task):
96 Report user, sys and wall time.
97 * Makefile.in: Regenerate.
98 * config.in: Regenerate.
99 * configure: Regenerate.
100
d6344fb5
DK		 1012009-12-16 Doug Kwan <dougkwan@google.com>
102
103 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
104 sections.
105 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
106 relaxed input sections.
107 * output.cc (Output_section::find_relaxed_input_section): Change
108 return type to Output_relaxed_input_section pointer. Adjust code
109 for new type of relaxed_input_section_map_.
110 * output.h (Output_section::find_relaxed_input_section): Change
111 return type to Output_relaxed_input_section pointer.
112 (Output_section::Output_relaxed_input_section_by_input_section_map):
113 New type.
114 (Output_section::relaxed_input_section_map_): Change type to
115 Output_section::Output_relaxed_input_section_by_input_section_map.
116 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
117 input section.
118
0e0d5469
ILT		 1192009-12-15 Ian Lance Taylor <iant@google.com>
120
121 * layout.cc (Layout::create_shstrtab): Only write out after input
122 sections if we are compressing debug sections.
123
0649a889
ILT		 1242009-12-15 Ian Lance Taylor <iant@google.com>
125
126 * archive.cc (Archive::add_symbols): Only look up a symbol without
127 a version if there is, in fact, a version.
128
2ea97941
ILT		 1292009-12-14 Ian Lance Taylor <iant@google.com>
130
131 Revert -Wshadow changes, all changes from:
132 2009-12-11 Doug Kwan <dougkwan@google.com>
133 2009-12-11 Nick Clifton <nickc@redhat.com>
134 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
135
b0eec2cc
DK		 1362009-12-11 Doug Kwan <dougkwan@google.com>
137
138 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
139 due to -Wshadow.
140 * attributes.cc (Object_attribute::size): Ditto.
141 (Attributes_section_data::size): Ditto.
142 (Attributes_section_data::Attributes_section_data): Ditto.
143 (Output_attributes_section_data::do_write): Ditto.
144 * attributes.h (Object_attribute::set_type): Ditto.
145 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
146
91d6fa6a
NC		 1472009-12-11 Nick Clifton <nickc@redhat.com>
148
149 * archive.cc: Fix shadowed variable warnings.
150 * arm.cc: Likewise.
151 * compressed_output.cc: Likewise.
152 * compressed_output.h: Likewise.
153 * configure: Likewise.
154 * dwarf_reader.cc: Likewise.
155 * dynobj.cc: Likewise.
156 * dynobj.h: Likewise.
157 * ehframe.cc: Likewise.
158 * ehframe.h: Likewise.
159 * errors.cc: Likewise.
160 * expression.cc: Likewise.
161 * fileread.cc: Likewise.
162 * fileread.h: Likewise.
163 * freebsd.h: Likewise.
164 * i386.cc: Likewise.
165 * icf.cc: Likewise.
166 * incremental.h: Likewise.
167 * layout.cc: Likewise.
168 * layout.h: Likewise.
169 * mapfile.cc: Likewise.
170 * merge.cc: Likewise.
171 * merge.h: Likewise.
172 * object.cc: Likewise.
173 * object.h: Likewise.
174 * options.h: Likewise.
175 * output.cc: Likewise.
176 * output.h: Likewise.
177 * parameters.cc: Likewise.
178 * plugin.cc: Likewise.
179 * powerpc.cc: Likewise.
180 * reduced_debug_output.cc: Likewise.
181 * reduced_debug_output.h: Likewise.
182 * reloc.cc: Likewise.
183 * reloc.h: Likewise.
184 * resolve.cc: Likewise.
185 * script-sections.cc: Likewise.
186 * script.cc: Likewise.
187 * script.h: Likewise.
188 * sparc.cc: Likewise.
189 * symtab.cc: Likewise.
190 * symtab.h: Likewise.
191 * target-select.cc: Likewise.
192 * target-select.h: Likewise.
193 * token.h: Likewise.
194 * workqueue.cc: Likewise.
195 * workqueue.h: Likewise.
196 * x86_64.cc: Likewise.
197
a0351a69
DK		 1982009-12-10 Doug Kwan <dougkwan@google.com>
199
200 * arm.cc (attributes.h): New include.
201 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
202 (Arm_relobj::~Arm_relobj): Delete object pointed by
203 attributes_section_data_.
204 (Arm_relobj::attributes_section_data): New method definition.
205 (Arm_relobj::attributes_section_data_): New data member declaration.
206 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
207 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
208 attributes_section_data_.
209 (Arm_dynobj::attributes_section_data): New method definition.
210 (Arm_dynobj::attributes_section_data_): New data member declaration.
211 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
212 initialization value of may_use_blx_ to false.
213 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
214 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
215 object attributes to compute results instead of hard-coding.
216 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
217 Target_arm::get_secondary_compatible_arch,
218 Target_arm::set_secondary_compatible_arch
219 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
220 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
221 New method declarations.
222 (Target_arm::get_aeabi_object_attribute): New method definition.
223 (Target_arm::attributes_section_data_): New data member declaration.
224 (read_arm_attributes_section): New template definition.
225 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
226 (Arm_dynobj::do_read_symbols): Ditto.
227 (Target_arm::do_finalize_sections): Merge attributes sections from
228 input. Check for BLX use after attributes section merging.
229 Fix __exidx_start and __exidx_end visibility. Create an
230 .ARM.attributes section if necessary.
231 (Target_arm::get_secondary_compatible_arch,
232 Target_arm::set_secondary_compatible_arch,
233 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
234 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
235 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
236 New method definitions.
237
b59befec
ILT		 2382009-12-09 Ian Lance Taylor <iant@google.com>
239
240 * plugin.cc (Plugin::load): Don't cast from void* to a function
241 pointer.
242
1276bc89
ILT		 2432009-12-09 Ian Lance Taylor <iant@google.com>
244
245 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
246 information fields.
247
2f2de248
L		 2482009-12-09 H.J. Lu <hongjiu.lu@intel.com>
249
250 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
251 Replace two_file_shared_1.so with two_file_shared_2.so.
252 * testsuite/Makefile.in: Regenerated.
253
4f787271
DK		 2542009-12-08 Doug Kwan <dougkwan@google.com>
255
256 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
257 (HFILES): Add attributes.h and int_encoding.h.
258 * Makefile.in: Regenerate.
259 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
260 function definitions to int_encoding.cc
261 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
262 prototypes to int_encoding.h
263 * reduced_debug_output.cc (int_encoding.h): New include.
264 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
265 function definitions to int_encoding.cc
266 (insert_into_vector, read_from_pointer): Move template definitions to
267 int_encoding.h
268 * attributes.cc: New file.
269 * attributes.h: New file.
270 * int_encoding.cc: New file.
271 * int_encoding.h: New file.
272
20b52f1a
RÁE		 2732009-12-07 Rafael Avila de Espindola <espindola@google.com>
274
275 PR gold/11055
276 * incremental-dump.cc (dump_incremental_inputs): New.
277 (main): Use dump_incremental_inputs.
278
53d7974c
L		 2792009-12-07 H.J. Lu <hongjiu.lu@intel.com>
280
281 PR gold/10893
282 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
283 checking elfcpp::STT_FUNC.
284 (Target_i386::Relocate::relocate): Likewise.
285 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
286
287 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
288 symbols from shared libraries into normal FUNC symbols.
289
290 * symtab.h (Symbol): Add is_func and use it.
291
05a352e6
DK		 2922009-12-05 Doug Kwan <dougkwan@google.com>
293
294 * arm.cc (Target_arm::arm_info): Initialize new fields
295 attributes_section and attributes_vendor.
296 * i386.cc (Target_i386::i386_info): Same.
297 * object.cc (Sized_relobj::do_layout): Skip attribute section.
298 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
299 fields attributes_section and attributes_vendor.
53d7974c 300 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 301 * target.h (Target::attributes_section, Target::attributes_vendor,
302 Target::is_attributes_section, Target::attribute_arg_type,
303 Target::attributes_order): New method definitions.
304 (Target::Target_info::attributes_section,
305 Target::Target_info::attributes_vendor): New fields.
306 (Target::do_attribute_arg_type, Target::do_attributes_order): New
307 virtual method definitions.
308 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
309 attributes_section and attributes_vendor.
310 * testsuite/testfile.cc (Target_test::test_target_info): Same.
311
f4e5969c
DK		 3122009-12-05 Doug Kwan <dougkwan@google.com>
313
314 * arm.cc: Update comments about interworking and stub generation.
315 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
316 considered as non-PIC.
317 (Arm_relocate_functions::base_abs): Fix formatting.
318 (Arm_relocate_functions::got_prel): Fix comment. Change interface
319 of function to use GOT entry address instead of offset.
320 (Target_arm::Scan::global): Issue an error if a symbol would need a
321 PLT does not get one because it is untyped. Remove code to create
322 dynamic symbols for relative branches.
323 (Target_arm::Relocate::relocate: Use 0 instead of false since function
324 takes unsigned integer instead of boolean.
325
1abce4a6
L		 3262009-12-05 H.J. Lu <hongjiu.lu@intel.com>
327
328 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
329 (two_file_test_LDADD): Likewise.
330 (common_test_1_LDADD): Likewise.
331 (exception_test_LDADD) Likewise.
332 (weak_test_LDADD): Likewise.
333 (many_sections_test_LDADD): Likewise.
334 (initpri1_LDADD): Likewise.
335 (script_test_1_LDADD): Likewise.
336 (script_test_2_LDADD): Likewise.
337 (justsyms_LDADD): Likewise.
338 (binary_test_LDADD): Likewise.
339 (large_LDADD): Likewise.
340 * testsuite/Makefile.in: Regenerated.
341
adcf2816 3422009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 343
adcf2816
L		 344 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
345 (Symbol_table::override_with_special): Likewise.
346 (Symbol_table::add_from_object): Likewise.
347
28e67f5d
RÁE		 3482009-12-04 Rafael Avila de Espindola <espindola@google.com>
349
350 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
351 Don't set the data_offset twice.
352
ae10a101
RÁE		 3532009-12-04 Rafael Avila de Espindola <espindola@google.com>
354
355 * testsuite/Makefile.in: Regenerate.
356
f59f41f3
DK		 3572009-12-03 Doug Kwan <dougkwan@google.com>
358
359 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
360 (Target_arm::do_finalize_sections): Add parameter for symbol table
361 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
362 * i386.cc (Target_i386::do_finalize_sections): Add an additional
363 parameter for symbol table pointer.
364 * layout.cc (Layout::finalize): Call Target::finalize_sections with
365 an additional parameter for a pointer to symbol table.
366 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
367 parameter for a symbol table pointer.
368 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
369 * target.h (Target::finalize_sections, Target::do_finalize_sections):
370 Ditto.
371 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
372 parameter for a symbol table pointer.
373
ca55d848
RÁE		 3742009-12-03 Rafael Avila de Espindola <espindola@google.com>
375
376 * incremental.cc (Incremental_inputs_header)
377 (Incremental_inputs_header_write, Incremental_inputs_entry)
378 (Incremental_inputs_entry_write): Move ...
379 * incremental.h (Incremental_inputs_header)
380 (Incremental_inputs_header_write, Incremental_inputs_entry)
381 (Incremental_inputs_entry_write): here.
382
3aec4f9c
RÁE		 3832009-12-02 Rafael Avila de Espindola <espindola@google.com>
384
385 * incremental.cc (make_sized_incremental_binary): Set the target.
386 Error if it is incompatible.
387 * output.h (Output_file): Add filename method.
388
9c0ae74d
RÁE		 3892009-12-02 Rafael Avila de Espindola <espindola@google.com>
390
391 * incremental.cc (Incremental_inputs_entry): Remove unused argument
392 from the get_* methods.
393
a45500ae
RÁE		 3942009-12-02 Rafael Avila de Espindola <espindola@google.com>
395
396 * incremental-dump.cc (main): Check that the offeset of a script is 0.
397 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
398 Write 0 for the data_offset of scripts.
399
325e6408
RÁE		 4002009-12-02 Rafael Avila de Espindola <espindola@google.com>
401
402 * testsuite/Makefile.am: Add the incremental_test.sh test.
403 * testsuite/incremental_test.sh: New.
404 * testsuite/incremental_test_1.c: New.
405 * testsuite/incremental_test_2.c: New.
406
954c3e2e
RÁE		 4072009-12-01 Rafael Avila de Espindola <espindola@google.com>
408
409 * incremental-dump.cc (main): Fix typos.
410
f8086623
RÁE		 4112009-11-27 Rafael Avila de Espindola <espindola@google.com>
412
413 PR gold/11025
414 * incremental-dump.cc (main): Use llu to print 64 bit values.
415
3b0dd6ac
L		 4162009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
417 H.J. Lu <hongjiu.lu@intel.com>
418
419 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
420 $(LIBDL).
421 (incremental_dump_LDADD): Likewise.
422 * Makefile.in: Regenerated.
423
a6d1ef57
DK		 4242009-11-25 Doug Kwan <dougkwan@google.com>
425
426 Revert:
427
428 2009-11-25 Doug Kwan <dougkwan@google.com>
429
430 * arm.cc (Target_arm::Target_arm): Move method definition
431 outside of class definition. Add code to handle
432 --target1-rel, --target1-abs and --target2= options.
433 (Target_arm::get_reloc_reloc_type): Change method to be
434 non-static and const.
435 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
436 New data member declaration.
437 (Target_arm::Scan::local, Target_arm::Scan::global,
438 Target_arm::Relocate::relocate,
439 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
440 Adjust call to Target_arm::get_real_reloc_type.
441 (Target_arm::get_real_reloc_type): Use command line options
442 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
443 * options.h (--target1-rel, --target1-abs, --target2): New
444 ARM-only options.
445
50aeb7d4
DK		 4462009-11-25 Doug Kwan <dougkwan@google.com>
447
448 * arm.cc (Target_arm::Target_arm): Move method definition outside of
449 class definition. Add code to handle --target1-rel, --target1-abs
450 and --target2= options.
451 (Target_arm::get_reloc_reloc_type): Change method to be non-static
452 and const.
453 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
454 member declaration.
455 (Target_arm::Scan::local, Target_arm::Scan::global,
456 Target_arm::Relocate::relocate,
457 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
458 call to Target_arm::get_real_reloc_type.
459 (Target_arm::get_real_reloc_type): Use command line options to
460 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
461 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
462 options.
463
51938283
DK		 4642009-11-25 Doug Kwan <dougkwan@google.com>
465
466 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
467 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
468 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
469 formatting.
470 (Arm_relocate_functions::thm_call): Replace body with a call to
471 Arm_relocate_functions::thumb_branch_common.
472 (Arm_relocate_functions::thm_jump24,
473 Arm_relocate_functions::thm_xpc22): New method definitions.
474 (Arm_relocate_functions::thumb_branch_common): New method definition.
475 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
476 operator.
477 (Target_arm::Relocate::relocate): Adjust call to thm_call.
478 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
479
e2b8f3c4
RÁE		 4802009-11-24 Rafael Avila de Espindola <espindola@google.com>
481
482 * Makefile.am: Build incremental-dump
483 * Makefile.in: Regenerate.
484 * incremental-dump.cc: New.
485 * incremental.cc (Incremental_inputs_header_data,
486 Incremental_inputs_entry_data): Move to incremental.h
487 * incremental.h: (Incremental_inputs_header_data,
488 Incremental_inputs_entry_data): Move from incremental.cc
489
bcba9aec
RÁE		 4902009-11-24 Rafael Avila de Espindola <espindola@google.com>
491
492 * incremental.cc (Incremental_inputs_header,
493 Incremental_inputs_header_write, Incremental_inputs_entry,
494 Incremental_inputs_entry_write): Add a typedef with the data type.
495
7c3afe08
RÁE		 4962009-11-24 Rafael Avila de Espindola <espindola@google.com>
497
498 * incremental.cc (Incremental_inputs_header,
499 Incremental_inputs_header_write, Incremental_inputs_entry,
500 Incremental_inputs_entry_write): Update comment about which
501 type has the filed descriptions.
502
d204b6e9
DK		 5032009-11-15 Doug Kwan <dougkwan@google.com>
504
505 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
506 (Arm_relocate_functions::arm_branch_common): Change method defintion
507 in class definition to a method declaration and update list of formal
508 parameters.
509 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
510 Arm_relocation_functions::jump24): Adjust call to
511 Arm_relocate_functions::arm_branch_common. Update list of formal
512 parameters.
513 (Arm_relocate_functions::xpc25): New method definition.
514 (Arm_relocate_functions::arm_branch_common): Move method defintion
515 out from class definition. Use stubs for mode-switching and extending
516 branch ranges.
517 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
518 specially. Change code to enable use of stubs in ARM branches.
519
43d12afe
DK		 5202009-11-10 Doug Kwan <dougkwan@google.com>
521
522 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
523 in method declaration.
524 (Target_arm::relocate_stub): New method declaration.
525 (Target_arm::default_target): Change to return a pointer instead of
526 a const reference.
527 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
528 Target_arm::default_target.
529 (Arm_Relobj::do_relocate_sections): Remove options paramater in
530 method definition.
531 (Target_arm::relocate_section): Adjust view.
532 (Target_arm::relocate_stub): New method definition.
533
ac33a407
DK		 5342009-11-10 Doug Kwan <dougkwan@google.com>
535
536 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
537 a format warning.
538 * incremental.cc (open_incremental_binary): Initialized local
539 variables to avoid warnings.
540 * object.cc (make_elf_object): Ditto.
541 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
542 a format warning.
543
88ee28e9
L		 544009-11-09 H.J. Lu <hongjiu.lu@intel.com>
545
546 PR gold/10930
547 * testsuite/plugin_test.c: Include "config.h".
548
2daedcd6
DK		 5492009-11-09 Doug Kwan <dougkwan@google.com>
550
551 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
552 (arm_symbol_value): Remove.
553 (Arm_relocate_functions::arm_branch_common,
554 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
555 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
556 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
557 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
558 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
559 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
560 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
561 Arm_relocate_functions::thm_mobw_abs_nc,
562 Arm_relocate_functions::thm_mov_abs,
563 Arm_relocate_functions::movw_prel_nc,
564 Arm_relocate_functions::thm_movt_abs,
565 Arm_relocate_functions::movt_prel,
566 Arm_relocate_functions::thm_movw_prel_nc,
567 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
568 (Target_arm::Relocate::relocate): Only decompose address into two
569 parts if relocation type uses the thumb-bit and pass the actual
570 bit instead of a flag indicating that the thumb-bit is used. Adjust
571 calls to methods in Arm_relocate_functions for this change.
572
1276bc89 5732009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 574
575 PR 10925
576 * reloc.cc: Instantiate
577 Sized_relobj::initialize_input_to_output_maps and
578 Sized_relobj:free_input_to_output_maps.
579
e53ad1b5
ILT		 5802009-11-06 Ian Lance Taylor <iant@google.com>
581
582 PR 10876
583 * defstd.cc (in_segment): Set only_if_ref true for "end".
584
eb44217c
DK		 5852009-11-06 Doug Kwan <dougkwan@google.com>
586
587 * arm.cc (class Reloc_stub): Correct a comment.
588 (Target_arm::Target_arm): Initialize arm_input_section_map_.
589 (Target_arm::scan_section_for_stubs): New method declaration.
590 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
591 Change methods from private to protected.
592 (Target_arm::do_may_relax): New method definition.
593 (Target_arm::do_relax, Target_arm::group_sections,
594 Target_arm::scan_reloc_for_stub,
595 Target_arm::scan_reloc_section_for_stubs): New method declarations.
596 (Target_arm::arm_input_section_map_): New data member declaration.
597 (Target_arm::scan_reloc_for_stub,
598 Target_arm::scan_reloc_section_for_stubs,
599 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
600 Target_arm::do_relax): New method definitions.
601
5d329b7d
ILT		 6022009-11-06 Mikolaj Zalewski <mikolaj@google.com>
603
604 * configure.ac: Check for (struct stat)::st_mtim
605 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
606 * config.in: Regenerate.
607 * configure: Regenerate.
608
96a0d71b
ILT		 6092009-11-05 Ian Lance Taylor <iant@google.com>
610
611 PR 10910
612 * output.cc (Output_segment::add_output_section): Add missing
613 return statement.
614
594c8e5e
ILT		 6152009-11-04 Ian Lance Taylor <iant@google.com>
616
617 PR 10880
618 * object.h (class Object): Add is_needed and set_is_needed
619 methods. Add is_needed_ field. Make bool fields into bitfields.
620 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
621 defined in a dynamic object and referenced by a regular object,
622 set is_needed for the dynamic object.
623 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
624 if the file is marked with as_needed and it is not needed.
625
22b127cc
ILT		 6262009-11-04 Ian Lance Taylor <iant@google.com>
627
628 PR 10887
629 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
630 tags if data is discarded by linker script.
631 * i386.cc (Target_i386::do_finalize_sections): Likewise.
632 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
633 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
634 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
635
f5c870d2
ILT		 6362009-11-04 Ian Lance Taylor <iant@google.com>
637
638 * layout.cc (Layout::get_output_section): Add is_interp and
639 is_dynamic_linker_section parameters. Change all callers.
640 (Layout::choose_output_section): Likewise.
641 (Layout::make_output_section): Likewise.
642 (Layout::add_output_section_data): Add is_dynamic_linker_section
643 parameter. Change all callers.
644 * layout.h (class Layout): Update declarations.
645 * output.h (class Output_section): Add is_interp, set_is_interp,
646 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
647 Add is_interp_, is_dynamic_linker_section_ fields. Change
648 generate_code_fills_at_write_ to a bitfield.
649 * output.cc (Output_section::Output_sections): Initialize new
650 fields.
651 (Output_segment::add_output_section): Add do_sort parameter.
652 Change all callers.
653
1ae4d23b
ILT		 6542009-11-03 Ian Lance Taylor <iant@google.com>
655
656 PR 10860
657 * options.h (class General_options): Add --warn-common.
658 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
659 merging two common symbols.
660 (Symbol_table::should_override): Handle --warn-common when merging
661 a common symbol with a defined symbol. Use report_resolve_problem
662 for multiple definitions.
663 (Symbol_table::report_resolve_problem): New function.
664 * symtab.h (class Symbol_table): Declare report_resolve_problem.
665
55da9579
DK		 6662009-11-03 Doug Kwan <dougkwan@google.com>
667
668 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
669 stub_factory_.
670 (Target_arm::stub_factory): New method definition.
671 (Target_arm::new_arm_input_section,
672 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
673 Target_arm::reloc_uses_thumb_bit): New method declarations.
674 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
675 New type definitions.
676 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
677 member declarations.
678 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
679 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
680 New method definitions.
681
37a9ac43
ILT		 6822009-11-03 Ian Lance Taylor <iant@google.com>
683
684 * options.h (class General_options): Add --warn_constructors.
685
b3d6a3d4
ILT		 6862009-11-03 Ian Lance Taylor <iant@google.com>
687
688 PR 10893
689 * defstd.cc (in_section): Add entries for __rel_iplt_start,
690 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
691
934b01dd
ILT		 6922009-11-03 Ian Lance Taylor <iant@google.com>
693
694 PR 10895
695 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
696 --msgid-bugs-address.
697 (install-pdf): New target.
698 (install-data_yes): Look up one directory to find mkinstalldirs.
699
03c1939b
L		 7002009-11-03 H.J. Lu <hongjiu.lu@intel.com>
701
702 * po/Make-in (.po.gmo): Don't generate .gmo files in source
703 tree.
704
ebd95253
DK		 7052009-10-30 Doug Kwan <dougkwan@google.com>
706
707 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
708
e9bbb538
DK		 7092009-10-30 Doug Kwan <dougkwan@google.com>
710
711 * arm.cc (Stub_addend_reader): New struct template definition
712 and partial specializations.
713 (Stub_addend_reader::operator()): New method definition for a
714 partially specialized template.
715
d5b40221
DK		 7162009-10-30 Doug Kwan <dougkwan@google.com>
717
718 * arm.cc (Arm_relobj::processor_specific_flags): New method
719 definition.
720 (Arm_relobj::do_read_symbols): New method declaration.
721 (Arm_relobj::processor_specific_flags_): New data member declaration.
722 (Arm_dynobj): New class definition.
723 (Target_arm::do_finalize_sections): Add input_objects parameter.
724 (Target_arm::do_adjust_elf_header): New method declaration.
725 (Target_arm::are_eabi_versions_compatible,
726 (Target_arm::merge_processor_specific_flags): New method declaration.
727 (Target_arm::do_make_elf_object): New overloaded method definitions
728 and declaration.
729 (Arm_relobj::do_read_symbols): New method definition.
730 (Arm_dynobj::do_read_symbols): Ditto.
731 (Target_arm::do_finalize_sections): Add input_objects parameters.
732 Merge processor-specific flags from all input objects.
733 (Target_arm::are_eabi_versions_compatible,
734 Target_arm::merge_processor_specific_flags,
735 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
736 New method definitions.
737 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
738 Input_objects pointer type parameter.
739 * layout.cc (Layout::finalize): Pass input objects to target's.
740 finalize_sections function.
741 * output.cc (Output_file_header::do_sized_write): Set ELF file
742 header's processor-specific flags.
743 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
744 Input_objects pointer type parameter.
745 * sparc.cc (Target_sparc::do_finalize_sections): Same.
746 * target.h (Input_objects): New forward class declaration.
747 (Target::processor_specific_flags,
748 Target::are_processor_specific_flags_sect): New method definitions.
749 (Target::finalize_sections): Add input_objects parameter.
750 (Target::Target): Initialize processor_specific_flags_ and
751 are_processor_specific_flags_set_.
752 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
753 parameter.
754 (Target::set_processor_specific_flags): New method definition.
755 (Target::processor_specific_flags_,
756 Target::are_processor_specific_flags_set_): New data member
757 declarations.
758 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
759 Input_objects pointer type parameter.
760
ebabffbd
DK		 7612009-10-30 Doug Kwan <dougkwan@google.com>
762
763 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
764
ad0f2072
ILT		 7652009-10-28 Ian Lance Taylor <iant@google.com>
766
767 * object.h (class Relobj): Drop options parameter from
768 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
769 do_scan_relocs, do_relocate. Change all callers.
770 (class Sized_relobj): Drop options parameters from
771 do_gc_process_relocs, do_scan_relocs, do_relocate,
772 do_relocate_sections, relocate_sections, emit_relocs_scan,
773 emit_relocs_scan_reltype. Change all callers.
774 (struct Relocate_info): Remove options field and all references to
775 it.
776 * reloc.h (class Read_relocs): Remove options constructor
777 parameter and options_ field. Change all callers.
778 (class Gc_process_relocs, class Scan_relocs): Likewise.
779 (class Relocate_task): Likewise.
780 * target-reloc.h (scan_relocs): Remove options parameter. Change
781 all callers.
782 (scan_relocatable_relocs): Likewise.
783 * target.h (class Sized_target): Remove options parameter from
784 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
785 all callers.
786 * gc.h (gc_process_relocs): Remove options parameter. Change all
787 callers.
788 * arm.cc: Update functions to remove options parameters.
789 * i386.cc: Likewise.
790 * powerpc.cc: Likewise.
791 * sparc.cc: Likewise.
792 * x86_64.cc: Likewise.
793 * testsuite/testfile.cc: Likewise.
794
8ffa3667
DK		 7952009-10-28 Doug Kwan <dougkwan@google.com>
796
797 * arm.cc (Arm_relobj): New class definition.
798 (Arm_relobj::scan_sections_for_stubs,
799 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
800 New method definitions.
801
40f36857
CC		 8022009-10-28 Cary Coutant <ccoutant@google.com>
803
804 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
805 (Plugin::cleanup_done_): New member.
806 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
807 (Plugin_manager::cleanup_done_): Remove.
808 (Plugin_manager::add_input_file): Edit error message.
809 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
810 (Plugin_manager::cleanup): Remove use of cleanup_done_.
811
2c849493
ILT		 8122009-10-27 Mikolaj Zalewski <mikolajz@google.com>
813
814 * fileread.cc: (File_read::View::~View): Use the new
815 data_ownership_ filed.
816 (File_read::~File_read): Dispose the new whole_file_view_.
817 (File_read::open): Mmap the whole file if needed.
818 (File_read::open): Use whole_file_view_ instead of contents_.
819 (File_read::find_view): Use whole_file_view_ if applicable.
820 (File_read::do_read): Use whole_file_view_ instead of contents_.
821 (File_read::make_view): Use whole_file_view_ instead of contents_,
822 update File_read::View::View call.
823 (File_read::find_or_make_view): Update File_read::View::View
824 call.
825 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
826 remove contents_
827 (File_read::View::Data_ownership): New enum.
828 (File_read::View::View): Replace bool mapped_ with Data_ownership
829 argument.
830 (File_read::View::mapped_): Remove (replaced by data_ownership_).
831 (File_read::View::data_ownership_): New field.
832 (File_read::contents_): Remove (replaced by whole_file_view_).
833 (File_read::whole_file_view_): New field.
834 * options.h (class General_options): Add --keep-files-mapped.
835
24998053
CC		 8362009-10-27 Cary Coutant <ccoutant@google.com>
837
838 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
839 * testsuite/Makefile.am (plugin_test_5): New test case.
840 * testsuite/Makefile.in: Regenerate.
841
72adc4fa
DK		 8422009-10-25 Doug Kwan <dougkwan@google.com>
843
844 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
845 from private to protected to allow access by child class.
846 (Sized_relobj::do_relocate_sections): New method declaration.
847 (Sized_relobj::relocate_sections): Virtualize.
848 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
849 Sized_relobj::relocate_sections. Instantiate template explicitly
850 for different target sizes and endianity.
851
07f508a2
DK		 8522009-10-24 Doug Kwan <dougkwan@google.com>
853
854 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
855 (Arm_input_section::as_arm_input_section): New method.
856 (Arm_output_section): New class definition.
857 (Arm_output_section::create_stub_group,
858 Arm_output_section::group_sections): New method definitions.
859
10ad9fe5
DK		 8602009-10-22 Doug Kwan <dougkwan@google.com>
861
862 * arm.cc (Arm_input_section): New class definition.
863 (Arm_input_section::init, Arm_input_section:do_write,
864 Arm_input_section::set_final_data_size,
865 Arm_input_section::do_reset_address_and_file_offset): New method
866 definitions.
867
56ee5e00
DK		 8682009-10-21 Doug Kwan <dougkwan@google.com>
869
870 * arm.cc (Stub_table, Arm_input_section): New forward class
871 declarations.
872 (Stub_table): New class defintion.
873 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
874 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
875 New method definition.
876
b569affa
DK		 8772009-10-21 Doug Kwan <dougkwan@google.com>
878
879 * arm.cc: Update copyright comments.
880 (Target_arm): New forward class template declaration.
881 (Arm_address): New type.
882 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
883 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
884 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
885 constants.
886 (Insn_template): Same.
887 (DEF_STUBS): New macro.
888 (Stub_type): New enum type.
889 (Stub_template): New class definition.
890 (Stub): Same.
891 (Reloc_stub): Same.
892 (Stub_factory): Same.
893 (Target_arm::Target_arm): Initialize may_use_blx_ and
894 should_force_pic_veneer_.
895 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
896 Target_arm::should_force_pic_veneer,
897 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
898 Target_arm::using_thumb_only, Target_arm:;default_target): New
899 method defintions.
900 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
901 New data member declarations.
902 (Insn_template::size, Insn_template::alignment): New method defintions.
903 (Stub_template::Stub_template): New method definition.
904 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
905 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
906 (Stub_factory::Stub_factory): New method definition.
907 * gold.h (string_hash): New template.
908 * output.h (Input_section_specifier::hash_value): Use
909 gold::string_hash.
910 (Input_section_specifier::string_hash): Remove.
911 * stringpool.cc (Stringpool_template::string_hash): Use
912 gold::string_hash.
913
6c172549
DK		 9142009-10-20 Doug Kwan <dougkwan@google.com>
915
916 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
917 symbols of relaxed input sections.
918 * output.h (Output_section::find_relaxed_input_section): Make
919 method public.
920
c5617f2f
DK		 9212009-10-16 Doug Kwan <dougkwan@google.com>
922
923 * dynobj.cc (Versions::Versions): Initialize version_script_.
924 Only insert base version symbol definition for a shared object
925 if version script defines any version versions.
926 (Versions::define_base_version): New method definition.
927 (Versions::add_def): Check that base version is not needed.
928 (Versions::add_need): Define base version lazily.
929 * dynobj.h (Versions::define_base_version): New method declaration.
930 (Versions::needs_base_version_): New data member declaration.
931 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
932 (check_DATA): Add no_version_test.stdout.
933 (libno_version_test.so, no_version_test.o no_version_test.stdout):
934 New make rules.
935 * testsuite/Makefile.in: Regenerate.
936 * testsuite/no_version_test.c: New file.
937 * testsuite/no_version_test.sh: Ditto.
938
3c12dcdb
DK		 9392009-10-16 Doug Kwan <dougkwan@google.com>
940
941 * expression.cc (class Segment_start_expression): New class definition.
942 (Segment_start_expression::value): New method definition.
943 (script_exp_function_segment_start): Return a new
944 Segment_start_expression.
945 * gold/script-c.h (script_saw_segment_start_expression): New function
946 prototype.
947 * script-sections.cc (Script_sections::Script_sections): Initialize
948 SAW_SEGMENT_START_EXPRESSION_ to false.
949 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
950 and -Tbbs options to specify section addresses if given in
951 command line and no SEGMENT_START expression is seen in a script.
952 * script-sections.h (Script_sections::saw_segment_start_expression,
953 Script_sections::set_saw_segment_start_expression): New method
954 definition.
955 (Script_sections::saw_segment_start_expression_): New data member
956 declaration.
957 * script.cc (script_saw_segment_start_expression): New function.
958 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
959 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
960 script_test_7.sh and script_test_8.sh.
961 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
962 script_test_8.stdout.
963 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
964 (script_test_6, script_test_6.stdout, script_test_7,
965 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
966 * Makefile.in: Regenerate.
967 * testsuite/script_test_6.sh: New file.
968 * testsuite/script_test_6.t: Same.
969 * testsuite/script_test_7.sh: Same.
970 * testsuite/script_test_7.t: Same.
971 * testsuite/script_test_8.sh: Same.
972
64b1ae37
DK		 9732009-10-16 Doug Kwan <dougkwan@google.com>
974
975 * output.cc (Output_segment::set_section_list_address): Cast
976 expressions to unsigned long long type to avoid format warnings.
977
661be1e2
ILT		 9782009-10-15 Ian Lance Taylor <iant@google.com>
979
12edd763 980 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 981 dot assignment to script_sections_.
12edd763
ILT		 982 * script-sections.cc (Script_sections::add_dot_assignment):
983 Initialize if necessary.
984
68b6574b
ILT		 985 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
986 program headers with no load segment if there is a linker script.
987
661be1e2
ILT		 988 * layout.cc (Layout::set_segment_offsets): Align the file offset
989 to the segment aligment for -N or -n with no load segment.
990 * output.cc (Output_segment::add_output_section): Don't crash if
991 the first section is a TLS section.
992 (Output_segment::set_section_list_addresses): Print an error
993 message if the address moves backward in a linker script.
994 * script-sections.cc
995 (Output_section_element_input::set_section_addresses): Don't
996 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
997 (Orphan_output_section::set_section_addresses): Likewise.
998
f15f61a7
DK		 9992009-10-15 Doug Kwan <dougkwan@google.com>
1000
1001 * layout.cc (Layout::finish_dynamic_section): Generate tags
1002 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1003 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1004 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1005
82bb573a
ILT		 10062009-10-14 Ian Lance Taylor <iant@google.com>
1007
1008 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1009 fields.
1010 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1011 data_shdr fields of relinfo.
1012 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1013 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1014 R_386_TLS_LDO_32, adjust based on section flags.
1015 (Target_i386::Relocate::fix_up_ldo): Remove.
1016
374ad285
ILT		 10172009-10-13 Ian Lance Taylor <iant@google.com>
1018
1019 Add support for -pie.
1020 * options.h (class General_options): Add -pie and
1021 --pic-executable.
1022 (General_options::output_is_position_independent): Test -pie.
1023 (General_options::output_is_executable): Return true if not shared
1024 and not relocatable.
1025 (General_options::output_is_pie): Remove.
1026 * options.cc (General_options::finalize): Reject incompatible uses
1027 of -pie.
1028 * gold.cc (queue_middle_tasks): A -pie link is not static.
1029 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1030 * symtab.cc (Symbol::final_value_is_known): Return false if
1031 output_is_position_independent.
1032 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1033 output_is_position_independent.
1034 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1035 output_is_position_independent.
1036 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1037 output_is_position_independent.
1038 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1039 two_file_pie_test.
1040 (basic_pie_test.o, basic_pie_test): New targets.
1041 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1042 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1043 (two_file_pie_test): New target.
1044 * testsuite/Makefile.in: Rebuild.
1045 * README: Remove note saying that -pie is not supported.
1046
c6585162
ILT		 10472009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1048
1049 * options.h (class General_options): Add -init and -fini.
1050 * layout.cc (Layout::finish_dynamic_section): Emit
1051 given init and fini functions.
1052
032ce4e9
ST		 10532009-10-13 Sriraman Tallam <tmsriram@google.com>
1054
1055 * gc.h (gc_process_relocs): Check if icf is enabled using new
1056 function.
1057 * gold.cc (queue_initial_tasks): Likewise.
1058 (queue_middle_tasks): Likewise.
1059 * object.cc (do_layout): Likewise.
1060 * symtab.cc (is_section_folded): Likewise.
1061 * main.cc (main): Likewise.
1062 * reloc.cc (Read_relocs::run): Likewise.
1063 (Sized_relobj::do_scan_relocs): Likewise.
1064 * icf.cc (is_function_ctor_or_dtor): New function.
1065 (Icf::find_identical_sections): Check if function is ctor or dtor when
1066 safe icf is chosen.
1067 * options.h (General_options::icf): Change option to be an enum.
1068 (Icf_status): New enum.
1069 (icf_enabled): New method.
1070 (icf_safe_folding): New method.
1071 (set_icf_status): New method.
1072 (icf_status_): New variable.
1073 * (options.cc) (General_options::finalize): Set icf_status_.
1074 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1075 icf_test and icf_keep_unique_test to use the --icf enum flag.
1076 * testsuite/icf_safe_test.sh: New file.
1077 * testsuite/icf_safe_test.cc: New file.
1078
f345227a
ST		 10792009-10-12 Sriraman Tallam <tmsriram@google.com>
1080
1081 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1082 includes to gc.h and icf.h.
1083 * arm.cc: Include gc.h.
1084 * gold.cc: Likewise.
1085 * i386.cc: Likewise.
1086 * powerpc.cc: Likewise.
1087 * sparc.cc: Likewise.
1088 * x86_64.cc: Likewise.
1089 * gc.h: Include icf.h.
1090
1c7814ed
ILT		 10912009-10-11 Ian Lance Taylor <iant@google.com>
1092
1093 * plugin.cc: Include "gold.h" before other header files.
1094
ae3b5189
CD		 10952009-10-10 Chris Demetriou <cgd@google.com>
1096
1097 * options.h (Input_file_argument::Input_file_type): New enum.
1098 (Input_file_argument::is_lib_): Replace with...
1099 (Input_file_argument::type_): New member.
1100 (Input_file_argument::Input_file_argument): Take Input_file_type
1101 'type' rather than boolean 'is_lib' as second argument.
1102 (Input_file_argument::is_lib): Use type_.
1103 (Input_file_argument::is_searched_file): New function.
1104 (Input_file_argument::may_need_search): Handle is_searched_file.
1105 * options.cc (General_options::parse_library): Support -l:filename.
1106 (General_options::parse_just_symbols): Update for Input_file_argument
1107 changes.
1108 (Command_line::process): Likewise.
1109 * archive.cc (Archive::get_file_and_offset): Likewise.
1110 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1111 * script.cc (read_script_file, script_add_file): Likewise.
1112 * fileread.cc (Input_file::Input_file): Likewise.
1113 (Input_file::will_search_for): Handle is_searched_file.
1114 (Input_file::open): Likewise.
1115 * readsyms.cc (Read_symbols::get_name): Likewise.
1116 * testsuite/Makefile.am (searched_file_test): New test.
1117 * testsuite/Makefile.in: Regenerate.
1118 * testsuite/searched_file_test.cc: New file.
1119 * testsuite/searched_file_test_lib.cc: New file.
1120
f3048a1d
ILT		 11212009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1122 Ian Lance Taylor <iant@google.com>
1123
1124 * descriptor.cc: Include <cstdio> and "binary-io.h".
1125 (Descriptors::open): Open the files in binary mode always.
1126 * script.cc (Lex::get_token): Treat \r as whitespace.
1127
d4780e57
ILT		 11282009-10-09 Ian Lance Taylor <iant@google.com>
1129
1130 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1131
d9a893b8
ILT		 11322009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1133 Ian Lance Taylor <iant@google.com>
1134
1135 * configure.ac: Check for readv function also.
1136 * fileread.cc (readv): Define if not HAVE_READV.
1137 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1138 does not exist.
1139 * config.in: Regenerate.
1140 * configure: Regenerate.
1141
c0a62865
DK		 11422009-10-09 Doug Kwan <dougkwan@google.com>
1143
1144 * layout.cc (Layout::make_output_section): Call target hook to make
1145 ordinary output section.
1146 (Layout::finalize): Adjust parameter list of call the
1147 Target::may_relax().
1148 * layout.h (class Layout::section_list): New method.
1149 * merge.h (Output_merge_base::entsize): Change visibility to public.
1150 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1151 New methods.
1152 (Output_merge_string::do_is_string): New method.
1153 * object.cc (Sized_relobj::do_setup): renamed from
1154 Sized_relobj::set_up.
1155 * object.h (Sized_relobj::adjust_shndx,
1156 Sized_relobj::initializ_input_to_output_maps,
1157 Sized_relobj::free_input_to_output_maps): Change visibilities to
1158 protected.
1159 (Sized_relobj::setup): Virtualize.
1160 (Sized_relobj::do_setup): New method declaration.
1161 (Sized_relobj::invalidate_section_offset,
1162 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1163 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1164 * options.cc (parse_int): New function.
1165 * options.h (parse_int): New declaration.
1166 (DEFINE_int): New macro.
1167 (stub_group_size): New option.
1168 * output.cc (Output_section::Output_section): Initialize memebers
1169 merge_section_map_, merge_section_by_properties_map_,
1170 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1171 (Output_section::add_input_section): Handled deferred code-fill
1172 generation and remove an old comment.
1173 (Output_section::add_relaxed_input_section): New method definition.
1174 (Output_section::add_merge_input_section): Use merge section by
1175 properties map to speed to search. Update merge section maps
1176 as appropriate.
1177 (Output_section::build_relaxation_map): New method definition.
1178 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1179 Same.
1180 (Output_section::relax_input_section): Renamed to
1181 Output_section::convert_input_sections_to_relaxed_sections and change
1182 interface to take a vector of pointers to relaxed sections.
1183 (Output_section::find_merge_section,
1184 Output_section::find_relaxed_input_section): New method definitions.
1185 (Output_section::is_input_address_mapped,
1186 Output_section::output_offset, Output_section::output_address):
1187 Use output section data maps to speed up searching.
1188 (Output_section::find_starting_output_address): Add comments.
1189 (Output_section::do_write,
1190 Output_section::write_to_postprocessing_buffer): Do code-fill
1191 generation as appropriate.
1192 (Output_section::get_input_sections): Invalidate relaxed input section
1193 map.
1194 (Output_section::restore_states): Adjust type of checkpoint .
1195 Invalidate relaxed input section map.
1196 * output.h (Output_merge_base): New class declaration.
1197 (Input_section_specifier): New class defintion.
1198 (class Output_relaxed_input_section) Change base class to
1199 Output_section_data_build.
1200 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1201 base class initializer.
1202 (Output_section::add_relaxed_input_section): New method declaration.
1203 (Output_section::Input_section): Change visibility to protected.
1204 (Output_section::Input_section::relobj,
1205 Output_section::Input_section::shndx): Handle relaxed input sections.
1206 Output_section::input_sections) Change visibility to protected. Also
1207 define overload to return a non-const pointer.
1208 (Output_section::Merge_section_properties): New class defintion.
1209 (Output_section::Merge_section_by_properties_map,
1210 Output_section::Output_section_data_by_input_section_map,
1211 Output_section::Relaxation_map): New types.
1212 (Output_section::relax_input_section): Rename method to
1213 Output_section::convert_input_sections_to_relaxed_sections and change
1214 interface to take a vector of relaxed section pointers.
1215 (Output_section::find_merge_section,
1216 Output_section::find_relaxed_input_section,
1217 Output_section::build_relaxation_map,
1218 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1219 New method declarations.
1220 (Output_section::merge_section_map_
1221 Output_section::merge_section_by_properties_map_,
1222 Output_section::relaxed_input_section_map_,
1223 Output_section::is_relaxed_input_section_map_valid_,
1224 Output_section::generate_code_fills_at_write_): New data members.
1225 * script-sections.cc
1226 (Output_section_element_input::set_section_addresses): Call
1227 current_data_size and addralign methods of relaxed input sections.
1228 (Orphan_output_section::set_section_addresses): Call current_data_size
1229 and addralign methods of relaxed input sections.
1230 * symtab.cc (Symbol_table::compute_final_value): Extract template
1231 from the body of Symbol_table::sized_finalize_symbol.
1232 (Symbol_table::sized_finalized_symbol): Call
1233 Symbol_table::compute_final_value.
1234 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1235 (Symbol_table::compute_final_value): New templated method declaration.
1236 * target.cc (Target::do_make_output_section): New method defintion.
1237 * target.h (Target::make_output_section): New method declaration.
1238 (Target::relax): Add more parameters for input objects, symbol table
1239 and layout. Adjust call to do_relax.
1240 (Target::do_make_output_section): New method declaration.
1241 (Target::do_relax): Add parameters for input objects, symbol table
1242 and layout.
1243
d446d6c4
ILT		 12442009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1245
1246 * pread.c: Include stdio.h.
1247
bc06c745
ILT		 12482009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1249
1250 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1251 defined.
1252
75aea3d0
ILT		 12532009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1254
1255 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1256 Change read_shndx type to unsigned int.
1257 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1258 int.
1259 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1260 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1261 Change read_shndx type to unsigned int.
1262 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1263 int.
1264 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1265 * layout.cc (Layout::create_symtab_sections): Cast the result of
1266 local_symcount * symsize to off_t in the gold_assert.
1267
be8fcb75
ILT		 12682009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1269
1270 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1271 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1272 R_ARM_BASE_ABS.
1273 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1274 (Arm_relocate_functions::thm_abs5): New function.
1275 (Arm_relocate_functions::abs12): New function.
1276 (Arm_relocate_functions::abs16): New function.
1277 (Arm_relocate_functions::base_abs): New function.
1278 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1279 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1280 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1281 R_ARM_BASE_ABS.
1282 (Scan::global): Likewise.
1283 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1284 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1285 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1286 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1287 R_ARM_BASE_ABS.
1288
c2a122b6
ILT		 12892009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1290
1291 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1292 (Arm_relocate_functions::movt_prel): New function.
1293 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1294 (Arm_relocate_functions::thm_movt_prel): New function.
1295 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1296 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1297 (Scan::global, Relocate::relocate): Likewise.
1298 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1299
c4aa1e2d
ILT		 13002009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1301
1302 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1303 Incremental_checker.
1304 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1305 unsigned int.
1306 (class Incremental_inputs_header): New class.
1307 (Incremental_inputs_header_writer): Edit comment.
1308 (Incremental_inputs_entry): New class.
1309 (Incremental_inputs_entry_writer): Edit comment.
1310 (Sized_incremental_binary::do_find_incremental_inputs_section):
1311 Add *strtab_shndx parameter, fill it.
1312 (Sized_incremental_binary::do_check_inputs): New method.
1313 (Incremental_checker::can_incrementally_link_output_file): Use
1314 Sized_incremental_binary::check_inputs.
1315 (Incremental_inputs::report_command_line): Save command line in
1316 command_line_.
1317 * incremental.h:
1318 (Incremental_binary::find_incremental_inputs_section): New
1319 method.
1320 (Incremental_binary::do_find_incremental_inputs_section): Add
1321 strtab_shndx parameter.
1322 (Incremental_binary::do_check_inputs): New pure virtual method.
1323 (Sized_incremental_binary::do_check_inputs): Declare.
1324 (Incremental_checker::Incremental_checker): Add incremental_inputs
1325 parameter, use it to initialize incremental_inputs_.
1326 (Incremental_checker::incremental_inputs_): New field.
1327 (Incremental_checker::command_line): New method.
1328 (Incremental_checker::inputs): New method.
1329 (Incremental_checker::command_line_): New field.
1330
c549a694
ILT		 13312009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1332
1333 * incremental.cc: Include <cstdarg> and "target-select.h".
1334 (vexplain_no_incremental): New function.
1335 (explain_no_incremental): New function.
1336 (Incremental_binary::error): New method.
1337 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1338 method.
1339 (make_sized_incremental_binary): New function.
1340 (open_incremental_binary): New function.
1341 (can_incrementally_link_file): Add checks if output is ELF and has
1342 inputs section.
1343 * incremental.h: Include "elfcpp_file.h" and "output.h".
1344 (Incremental_binary): New class.
1345 (Sized_incremental_binary): New class.
1346 (open_incremental_binary): Declare.
1347 * object.cc (is_elf_object): Use
1348 elfcpp::Elf_recognizer::is_elf_file.
1349 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1350 * output.h (Output_file::filesize): New method.
1351
fd3c5f0b
ILT		 13522009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1353
1354 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1355 New function.
1356 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1357 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1358 function.
1359 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1360 function.
1361 (Arm_relocate_functions::movw_abs_nc): New function.
1362 (Arm_relocate_functions::movt_abs): New function.
1363 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1364 (Arm_relocate_functions::thm_movt_abs): New function.
1365 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1366 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1367 (Scan::global): Likewise.
1368 (Relocate::relocate): Likewise.
1369 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1370
7f5309a5
ILT		 13712009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1372
1373 * arm.cc (Arm_relocate_functions::got_prel) New function.
1374 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1375 (Relocate::relocate): Likewise.
1376 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1377
364c7fa5
ILT		 13782009-10-06 Ian Lance Taylor <iant@google.com>
1379
1380 * options.h (class General_options): Define
1381 split_stack_adjust_size parameter.
1382 * object.h (class Object): Add uses_split_stack_ and
1383 has_no_split_stack_ fields. Add uses_split_stack and
1384 has_no_split_stack accessor functions. Declare
1385 handle_split_stack_section.
1386 (class Reloc_symbol_changes): Define.
1387 (class Sized_relobj): Define Function_offsets. Declare
1388 split_stack_adjust, split_stack_adjust_reltype, and
1389 find_functions.
1390 * object.cc (Object::handle_split_stack_section): New function.
1391 (Sized_relobj::do_layout): Call handle_split_stack_section.
1392 * dynobj.cc (Sized_dynobj::do_layout): Call
1393 handle_split_stack_section.
1394 * reloc.cc (Sized_relobj::relocate_sections): Call
1395 split_stack_adjust for executable sections in split_stack
1396 objects. Pass reloc_map to relocate_section.
1397 (Sized_relobj::split_stack_adjust): New function.
1398 (Sized_relobj::split_stack_adjust_reltype): New function.
1399 (Sized_relobj::find_functions): New function.
1400 * target-reloc.h: Include "object.h".
1401 (relocate_section): Add reloc_symbol_changes parameter. Change
1402 all callers.
1403 * target.h (class Target): Add calls_non_split method. Declare
1404 do_calls_non_split virtual method. Declare match_view and
1405 set_view_to_nop.
1406 * target.cc: Include "elfcpp.h".
1407 (Target::do_calls_non_split): New function.
1408 (Target::match_view): New function.
1409 (Target::set_view_to_nop): New function.
1410 * gold.cc (queue_middle_tasks): Give an error if mixing
1411 split-stack and non-split-stack objects with -r.
1412 * i386.cc (Target_i386::relocate_section): Add
1413 reloc_symbol_changes parameter.
1414 (Target_i386::do_calls_non_split): New function.
1415 * x86_64.cc (Target_x86_64::relocate_section): Add
1416 reloc_symbol_changes parameter.
1417 (Target_x86_64::do_calls_non_split): New function.
1418 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1419 parameter.
1420 * powerpc.cc (Target_powerpc::relocate_section): Add
1421 reloc_symbol_changes parameter.
1422 * sparc.cc (Target_sparc::relocate_section): Add
1423 reloc_symbol_changes parameter.
1424 * configure.ac: Call AM_CONDITIONAL for the default target.
1425 * configure: Rebuild.
1426 * testsuite/Makefile.am (TEST_AS): New variable.
1427 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1428 (check_DATA): Add split_i386 and split_x86_64 files.
1429 (SPLIT_DEFSYMS): Define.
1430 (split_i386_[1234n].o): New targets.
1431 (split_i386_[124]): New targets.
1432 (split_i386_[1234r].stdout): New targets.
1433 (split_x86_64_[1234n].o): New targets.
1434 (split_x86_64_[124]): New targets.
1435 (split_x86_64_[1234r].stdout): New targets.
1436 (MOSTLYCLEANFILES): Add new executables.
1437 * testsuite/split_i386.sh: New file.
1438 * testsuite/split_x86_64.sh: New file.
1439 * testsuite/split_i386_1.s: New file.
1440 * testsuite/split_i386_2.s: New file.
1441 * testsuite/split_i386_3.s: New file.
1442 * testsuite/split_i386_4.s: New file.
1443 * testsuite/split_i386_n.s: New file.
1444 * testsuite/split_x86_64_1.s: New file.
1445 * testsuite/split_x86_64_2.s: New file.
1446 * testsuite/split_x86_64_3.s: New file.
1447 * testsuite/split_x86_64_4.s: New file.
1448 * testsuite/split_x86_64_n.s: New file.
1449 * testsuite/testfile.cc (Target_test): Update relocation_section
1450 function.
1451 * testsuite/Makefile.in: Rebuild.
1452
e8a9fcda
ILT		 14532009-10-06 Ian Lance Taylor <iant@google.com>
1454
1455 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1456 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1457 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1458 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1459 the address on ldo_addrs_.
1460 (Target_i386::Relocate::fix_up_ldo): New function.
1461
e99daf92
ILT		 14622009-10-06 Rafael Espindola <espindola@google.com>
1463
1464 * plugin.cc (add_input_library): New.
1465 (Plugin::load): Add add_input_library to tv.
1466 (Plugin_manager::add_input_file): Add the is_lib argument.
1467 (add_input_file): Update call to Plugin_manager::add_input_file.
1468 (add_input_library): New.
1469 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1470
966d4097
DK		 14712009-09-30 Doug Kwan <dougkwan@google.com>
1472
1473 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1474 symbol and call Symbol::may_need_copy_reloc to determine if
1475 a copy reloc is needed.
1476 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1477 nocopyreloc is given in command line.
1478 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1479 given in command line.
1480 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1481 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1482 of the removed Target_i386::may_need_copy_reloc.
1483 * options.h (copyreloc): New option with default value false.
1484 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1485 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1486 instead of the removed Target_powerpc::may_need_copy_reloc.
1487 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1488 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1489 instead of the removed Target_sparc::may_need_copy_reloc.
1490 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1491 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1492 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1493 instead of the removed Target_x86_64::may_need_copy_reloc.
1494
029ba973
ILT		 14952009-09-30 Ian Lance Taylor <iant@google.com>
1496
1497 * object.h (class Object): Remove target_ field, and target,
1498 sized_target, and set_target methods.
1499 (Object::sized_target): Remove.
1500 (class Sized_relobj): Update declarations. Remove sized_target.
1501 * object.cc (Sized_relobj::setup): Remove target parameter.
1502 Change all callers.
1503 (Input_objects::add_object): Don't do anything with the target.
1504 (make_elf_sized_object): Add punconfigured parameter. Change all
1505 callers. Set or test parameter target.
1506 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1507 Change all callers.
1508 * parameters.cc (Parameters::set_target): Change parameter type to
1509 be non-const.
1510 (Parameters::default_target): Remove.
1511 (set_parameters_target): Change parameter type to be non-const.
1512 (parameters_force_valid_target): New function.
1513 (parameters_clear_target): New function.
1514 * parameters.h (class Parameters): Update declarations. Remove
1515 default_target method. Add sized_target and clear_target
1516 methods. Change target_ to be non-const.
1517 (set_parameters_target): Update declaration.
1518 (parameters_force_valid_target): Declare.
1519 (parameters_clear_target): Declare.
1520 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1521 as NULL if we aren't searching.
1522 (Add_symbols::run): Don't check for compatible target.
1523 * fileread.cc (Input_file::open_binary): Call
1524 parameters_force_valid_target.
1525 * gold.cc (queue_middle_tasks): Likewise.
1526 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1527 set_target on object.
1528 * dynobj.h (class Sized_dynobj): Update declarations.
1529 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1530 make_elf_object returns NULL.
1531 (Archive::include_member): Don't check whether object target is
1532 compatible.
1533 * output.cc (Output_section::add_input_section): Get target from
1534 parameters.
1535 (Output_section::relax_input_section): Likewise.
1536 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1537 parameters.
1538 (Sized_relobj::do_scan_relocs): Likewise.
1539 (Sized_relobj::relocate_sections): Likewise.
1540 * resolve.cc (Symbol_table::resolve): Likewise.
1541 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1542 parameter. Change all callers.
1543 (Symbol_table::add_from_object): Get target from parameters.
1544 (Symbol_table::add_from_relobj): Don't check object target.
1545 (Symbol_table::add_from_dynobj): Likewise.
1546 (Symbol_table::define_special_symbol): Get target from
1547 parameters.
1548 * symtab.h (class Symbol_table): Update declaration.
1549 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1550 parameter. Change all callers. Clear parameter target.
1551 (Binary_test): Test target here.
1552 * testsuite/object_unittest.cc (gold_testsuite): Remove
1553 target_test_pointer parameter. Change all callers.
1554 (Object_test): Test target here.
1555
a6a22b83
ILT		 15562009-09-26 Ian Lance Taylor <iant@google.com>
1557
1558 * testsuite/initpri1.c: Don't try to use constructor priorities if
1559 compiling with gcc before 4.3.
1560
6a8f49fe
ILT		 15612009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1562
1563 * testsuite/retain_symbols_file_test.sh (check_present): Change
1564 output file name to retain_symbols_file_test.stdout.
1565 (check_absent): Likewise.
1566
8c604651
CS		 15672009-09-18 Craig Silverstein <csilvers@google.com>
1568
1569 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1570 * options.cc: Include <cerrno> and <fstream>.
1571 (General_options::finalize): Parse -retain-symbols-file tag.
1572 * options.h: New flag.
1573 (General_options): New method should_retain_symbol, new
1574 variable symbols_to_retain.
1575 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1576 should_retain_symbol map.
1577 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1578 * testsuite/Makefile.in: Regenerate.
1579 * testsuite/retain_symbols_file_test.sh: New file.
1580
ca58b19f
NC		 15812009-09-18 Nick Clifton <nickc@redhat.com>
1582
1583 * po/es.po: Updated Spanish translation.
1584
20e6d0d6
DK		 15852009-09-17 Doug Kwan <dougkwan@google.com>
1586
1587 * debug.h (DEBUG_RELAXATION): New constant.
1588 (DEBUG_ALL): Add DEBUG_RELAXATION.
1589 (debug_string_to_enum): Add relaxation debug option.
1590 * layout.cc
1591 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1592 Layout::Relaxation_debug_check::read_sections,
1593 Layout::Relaxation_debug_check::read_sections): New method definitions.
1594 (Layout::Layout): Initialize data members
1595 record_output_section_data_from_scrips_,
1596 script_output_section_data_list_ and relaxation_debug_check_.
1597 (Layout::save_segments, Layout::restore_segments,
1598 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1599 Layout::relaxation_loop_body): New method definitions.
1600 (Layout::finalize): Support relaxation. Move section layout code to
1601 Layout::relaxation_loop_body.
1602 (Layout::set_asection_address_from_script): Move code for orphan
1603 section placement out.
1604 (Layout::place_orphan_sections_in_script): New method definition.
1605 * layout.h (Output_segment_headers, Output_file_header):
1606 New forward class declarations.
1607 (Layout::~Layout): Define.
1608 (Layout::new_output_section_data_from_script): New method definition.
1609 (Layout::place_orphan_sections_in_script): New method declaration.
1610 (Layout::Segment_states): New type declaration.
1611 (Layout::save_segments, Layout::restore_segments,
1612 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1613 Layout::relaxation_loop_body): New method declarations.
1614 (Layout::Output_section_data_list): New type declaration.
1615 (Layout::Relaxation_debug_check): New class definition.
1616 (Layout::record_output_section_data_from_script_,
1617 Layout::script_output_section_data_list_, Layout::segment_states_,
1618 Layout::relaxation_debug_check_): New data members.
1619 * output.cc: (Output_section_headers::do_size): New method definition.
1620 (Output_section_headers::Output_section_headers): Move size
1621 computation to Output_section_headers::do_size.
1622 (Output_segment_headers::do_size): New method definition.
1623 (Output_file_header::Output_file_header): Move size computation to
1624 Output_file_header::do_size and call it.
1625 (Output_file_header::do_size): New method definition.
1626 (Output_data_group::Output_data_group): Adjust call to
1627 Output_section_data.
1628 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1629 (Output_symtab_xindex::do_write): Add array bound check.
1630 (Output_section::Input_section::print_to_mapfile): Handle
1631 RELAXED_INPUT_SECTION_CODE.
1632 (Output_section::Output_section): Initialize data member checkpoint_.
1633 (Output_section::~Output_section): Delete checkpoint object pointed
1634 by checkpoint_.
1635 (Output_section::add_input_section): Always add an Input_section if
1636 relaxing.
1637 (Output_section::add_merge_input_section): Add assert.
1638 (Output_section::relax_input_section): New method definition.
1639 (Output_section::set_final_data_size): Set load address to zero for
1640 an unallocated section.
1641 (Output_section::do_address_and_file_offset_have_reset_values):
1642 New method definition.
1643 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1644 Handle relaxed input section.
1645 (Output_section::sort_attached_input_sections): Checkpoint input
1646 section list lazily.
1647 (Output_section::get_input_sections): Change type of input_sections to
1648 list of Simple_input_section pointers. Checkpoint input section list
1649 lazily. Also handle relaxed input sections.
1650 (Output_section::add_input_section_for_script): Take a reference to
1651 a Simple_input_section object instead of Relobj pointer and section
1652 index as parameter. Handle relaxed input sections.
1653 (Output_section::save_states, Output_section::restore_states): New
1654 method definitions.
1655 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1656 (Output_data::is_data_size_fixed): New method definition.
1657 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1658 if it is fixed.
1659 (Output_data::address_and_file_offset_have_reset_values): New method
1660 definition.
1661 (Output_data::do_address_and_file_offset_have_reset_values): New method
1662 definition.
1663 (Output_data::set_data_size): Check that data size is not fixed.
1664 (Output_data::fix_data_size): New method definition.
1665 (Output_data::is_data_size_fixed_): New data member.
1666 (Output_section_headers::set_final_data_size): New method definition.
1667 (Output_section_headers::do_size): New method declaration.
1668 (Output_segment_headers::set_final_data_size): New method definition.
1669 (Output_segment_headers::do_size): New method declaration.
1670 (Output_file_header::set_final_data_size)::New method definition.
1671 (Output_file_header::do_size)::New method declaration.
1672 (Output_section_data::Output_section_data): Add new parameter
1673 is_data_size_fixed and use it to fix data size.
1674 (Output_data_const::Output_data_const): Adjust call to base class
1675 constructor and fix data size.
1676 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1677 base class constructor and fix data size.
1678 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1679 base class constructor and fix data size.
1680 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1681 class constructor and fix data size.
1682 (Output_data_group::set_final_data_size): New method definition.
1683 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1684 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1685 class constructor and fix data size.
1686 (Output_relaxed_input_section): New class definition.
1687 (Output_section::Simple_input_section): New class definition.
1688 (Output_section::get_input_sections): Adjust parameter list.
1689 (Output_section::add_input_section_for_script): Same.
1690 (Output_section::save_states, Output_section::restore_states,
1691 Output_section::do_address_and_file_offset_have_reset_values,
1692 (Output_section::Input_section::Input_section): Handle
1693 RELAXED_INPUT_SECTION_CODE. Add new overload for
1694 Output_relaxed_input_section.
1695 (Output_section::Input_section::is_input_section,
1696 Output_section::Input_section::set_output_section): Handle relaxed
1697 input section.
1698 (Output_section::Input_section::is_relaxed_input_section,
1699 Output_section::Input_section::output_section_data,
1700 Output_section::Input_section::relaxed_input_section): New method
1701 definitions.
1702 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1703 value.
1704 (Output_section::Input_section::u1_): Update comments.
1705 (Output_section::Input_section::u2_): Add new union member poris.
1706 (Output_section::Checkpoint_output_section): New classs definition.
1707 (Output_section::relax_input_section): New method declaration.
1708 (Output_section::checkpoint_): New data member.
1709 (Output_segment): Update comments.
1710 (Output_segment::Output_segment): Un-privatize copy constructor.
1711 (Output_segment::operator=): Un-privatize.
1712 * script-sections.cc (Output_section_element::Input_section_list):
1713 Change element type to Output_section::Simple_input_section.
1714 (Output_section_element_dot_assignment::set_section_addresses):
1715 Register output section data for relaxation clean up.
1716 (Output_data_exression::Output_data_expression): Adjust call to base
1717 constructor to fix data size.
1718 (Output_section_element_data::set_section_addresses): Register
1719 Output_data_expression object for relaxation clean up.
1720 (struct Input_section_info): Replace Relobj pointer and section index
1721 pair with Output_section::Simple_input_section and Convert struct to a
1722 class.
1723 (Input_section_sorter::operator()): Adjust access to
1724 Input_section_info data member to use accessors.
1725 (Output_section_element_input::set_section_addresses): Use layout
1726 parameter. Adjust code to use Output_section::Simple_input_section
1727 and Input_secction_info classes. Register filler for relaxation
1728 clean up.
1729 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1730 and section index pair with Output_section::Simple_input_section
1731 class. Adjust code accordingly.
1732 (Phdrs_element::release_segment): New method definition.
1733 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1734 segment list.
1735 (Script_sections::release_segments): New method definition.
1736 * gold/script-sections.h (Script_sections::release_segments): New
1737 method declaration.
1738 * gold/target.h (Target::may_relax, Target::relax,
1739 Target::do_may_relax, Target::do_relax): New method definitions.
1740
5e445df6
ILT		 17412009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1742
1743 * arm.cc (has_signed_unsigned_overflow): New function.
1744 (Arm_relocate_functions::abs8): New function.
1745 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1746 (Target_arm::Scan::global): Likewise.
1747 (Target_arm::relocate::relocate): Likewise.
1748 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1749 Likewise.
1750
8c604651 17512009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1752
1753 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1754 * testsuite/Makefile.in: Regenerate.
1755
1e9cc1c2
NC		 17562009-09-11 Nick Clifton <nickc@redhat.com>
1757
1758 * po/gold.pot: Updated by the Translation project.
1759
6a89f575
CC		 17602009-09-08 Cary Coutant <ccoutant@google.com>
1761
1762 * output.cc (Output_file::open): Add execute permission to empty file.
1763 * testsuite/Makefile.am (permission_test): New test.
1764 * testsuite/Makefile.in: Regenerate.
1765
fdcac5af
ILT		 17662009-09-02 Ian Lance Taylor <iant@google.com>
1767
1768 * output.cc (Output_file::resize): Call map_no_anonymous rather
1769 than map.
1770
44453f85
ILT		 17712009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1772
1773 * gold.cc: Include "incremental.h".
1774 (queue_initial_tasks): Call Incremental_checker methods.
1775 * incremental.cc: Include "output.h".
1776 (Incremental_checker::can_incrementally_link_output_file): New
1777 method.
1778 * incremental.h (Incremental_checker): New class.
1779
1780 * output.cc (Output_file::open_for_modification): New method.
1781 (Output_file::map_anonymous): Changed return type to bool. Record
1782 map in base_ field.
1783 (Output_file::map_no_anonymous): New method, broken out of map.
1784 (Output_file::map): Use map_no_anonymous and map_anonymous.
1785 * output.h (class Output_file): Update declarations.
1786
293c1386
CC		 17872009-08-24 Cary Coutant <ccoutant@google.com>
1788
1789 * options.h (Command_line::Pre_options): New class.
1790 (Command_line::pre_options): New member.
1791 * options.cc (gold::options::ready_to_register): New variable.
1792 (One_option::register_option): Do nothing if not registering options.
1793 Assert if same short option registered twice.
1794 (General_options::General_options): Turn off option registration when
1795 done constructing.
1796 (Command_line::Pre_options::Pre_options): New constructor.
1797
f773f3d2
CC		 17982009-08-24 Cary Coutant <ccoutant@google.com>
1799
06a73cfe
CC		 1800 * options.h (General_options::no_keep_memory): Remove incorrect
1801 short option.
f773f3d2 1802
a15af8e2
RW		 18032009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1804
1805 * Makefile.am (am__skiplex, am__skipyacc): New.
1806 * Makefile.in: Regenerate.
1807
c462b41b
RW		 18082009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1809
14ec8efd
RW		 1810 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1811 (INCLUDES): ... this.
1812 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1813 (AM_CPPFLAGS): Renamed from ...
1814 (INCLUDE): ... this.
1815 * Makefile.in, testsuite/Makefile.in: Regenerate.
1816
81ecdfbb
RW		 1817 * Makefile.in: Regenerate.
1818 * aclocal.m4: Likewise.
1819 * config.in: Likewise.
1820 * configure: Likewise.
1821 * testsuite/Makefile.in: Likewise.
1822
c462b41b
RW		 1823 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1824 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1825 * Makefile.in: Regenerate.
1826 * testsuite/Makefile.in: Regenerate.
1827
2da73f13
CC		 18282009-08-19 Cary Coutant <ccoutant@google.com>
1829
1830 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1831 symbols in shared libraries overridden by hidden or internal symbols
1832 in the main program.
1833
2db70501
CD		 18342009-08-19 Chris Demetriou <cgd@google.com>
1835
1836 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1837 checking source file names in error messages.
1838
f733487b
DK		 18392009-08-18 Doug Kwan <dougkwan@google.com>
1840
1841 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1842 an elcpp::Ehdr as parameter. Adjust call to set_target.
1843 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1844 an elfcpp::Ehdr as parameter.
1845 * object.cc (Object::set_target): Remove the version that looks up
1846 a target and sets it.
1847 (Sized_relobj::setup): Take a Target object instead of
1848 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1849 (make_elf_sized_object): Find target and ask target to
1850 make an ELF object.
1851 * object.h: (Object::set_target): Remove the version that looks up
1852 a target and sets it.
1853 (Sized_relobj::setup): Take a Target object instead of
1854 an elfcpp:Ehdr as parameter.
1855 * target.cc: Include dynobj.h.
1856 (Target::do_make_elf_object_implementation): New.
1857 (Target::do_make_elf_object): New.
1858 * target.h (Target::make_elf_object): New template declaration.
1859 (Target::do_make_elf_object): New method declarations.
1860 (Target::do_make_elf_object_implementation): New template declaration.
1861
cc70f101
ILT		 18622009-08-14 Ian Lance Taylor <iant@google.com>
1863
1864 * gold.h (FUNCTION_NAME): Define.
1865 (gold_unreachable): Use FUNCTION_NAME.
1866
ef5e0cb1
ST		 18672009-08-12 Sriraman Tallam <tmsriram@google.com>
1868
1869 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1870 symbol in the --keep-unique list is not found.
1871
48c187ce
ST		 18722009-08-12 Sriraman Tallam <tmsriram@google.com>
1873
1874 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1875 been maked as --keep-unique.
1876 (Icf::unfold_section): New function.
1877 * icf.h (Icf::unfold_section): New function.
1878 * options.h (General_options::keep_unique): New option.
1879 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1880 * testsuite/Makefile.in: Regenerate.
1881 * testsuite/icf_keep_unique_test.sh: New file.
1882 * testsuite/icf_keep_unique_test.cc: New file.
1883
645afe0c
CC		 18842009-08-12 Cary Coutant <ccoutant@google.com>
1885
1886 PR 10471
1887 * resolve.cc (Symbol_table::resolve): Check for references from
1888 dynamic objects to hidden and internal symbols.
1889 * testsuite/Makefile.am (hidden_test.sh): New test.
1890 * testsuite/Makefile.in: Regenerate.
1891 * testsuite/hidden_test.sh: New script.
1892 * testsuite/hidden_test_1.c: New test source.
1893 * testsuite/hidden_test_main.c: New test source.
1894
11af873f
DK		 18952009-08-11 Doug Kwan <dougkwan@google.com>
1896
1897 * arm.cc: Update comments.
1898 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1899 segment to locate the .ARM.exidx section if present.
1900
b9f7d72d
DK		 19012009-08-09 Doug Kwan <dougkwan@google.com>
1902
1903 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1904 patch.
1905
ddd3c53c
ST		 19062009-08-07 Sriraman Tallam <tmsriram@google.com>
1907 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1908 compiler warnings.
1909
27721062
ST		 19102009-08-06 Sriraman Tallam <tmsriram@google.com>
1911
1912 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1913 valid tls_segment only for non-debug-section relocations.
1914 * testsuite/Makefile.am: Add gc_tls_test.
1915 * testsuite/Makefile.in: Regenerate.
1916 * testsuite/gc_tls_test.cc: New file.
1917 * testsuite/gc_tls_test.sh: New file.
1918
ef15dade
ST		 19192009-08-05 Sriraman Tallam <tmsriram@google.com>
1920
1921 * icf.cc: New file.
1922 * icf.h: New file.
1923 * Makefile.am (CCFILES): Add icf.cc.
1924 (HFILES): Add icf.h
1925 * Makefile.in: Regenerate.
1926 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1927 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1928 section, symbol and addend information for the relocs.
1929 * gold.cc (queue_middle_tasks): Call identical code folding.
1930 * gold.h: Add defines for multimap.
1931 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1932 to the call of finalize_local_symbols.
1933 * main.cc (main): Create object of class Icf.
1934 * object.cc (Sized_relobj::do_layout): Allow this function to be
1935 called twice during icf.
1936 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1937 to sections marked as identical by icf.
1938 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1939 when available.
1940 (Sized_relobj::do_section_entsize): New function.
1941 * object.h (Object::section_entsize): New function.
1942 (Object::do_section_entsize): New pure virtual function.
1943 (Relobj::finalize_local_symbols): Add new parameter.
1944 (Relobj::do_section_entsize): New function.
1945 * options.h (General_options::icf): New option.
1946 (General_options::icf_iterations): New option.
1947 (General_options::print_icf_sections): New option.
1948 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1949 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1950 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1951 icf.
1952 * symtab.cc (Symbol_table::is_section_folded): New function.
1953 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1954 to sections marked as identical by icf.
1955 * symtab.h (Symbol_table::set_icf): New function.
1956 (Symbol_table::icf): New function.
1957 (Symbol_table::is_section_folded): New function.
1958 (Symbol_table::icf_): New data member.
1959 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1960 * testsuite/Makefile.am: Add commands to build icf_test.
1961 * testsuite/Makefile.in: Regenerate.
1962 * testsuite/icf_test.sh: New file.
1963 * testsuite/icf_test.cc: New file.
1964
c3b65ac4
CD		 19652009-07-24 Chris Demetriou <cgd@google.com>
1966
1967 * layout.cc (is_compressible_debug_section): Fix incorrect
1968 comment about compressed section names.
1969
1caf2c51
ILT		 19702009-07-20 Ian Lance Taylor <ian@airs.com>
1971
1972 PR 10419
1973 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1974
1ef4d87f
ILT		 19752009-07-16 Ian Lance Taylor <iant@google.com>
1976
1977 PR 10400
1978 * layout.h: #include <map>.
1979 (class Kept_section): Change from struct to class. Add accessors
1980 and setters. Add section size to Comdat_group mapping. Change
1981 Comdat_group to std::map. Add is_comdat_ field. Add
1982 linkonce_size field in union.
1983 (class Layout): Update declaration of find_or_add_kept_section.
1984 Don't declare find_kept_object.
1985 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1986 parameter. Add object, shndx, is_comdat, and is_group_name
1987 parameters. Change all callers. Adjust for new Kept_section.
1988 (Layout::find_kept_object): Remove.
1989 * object.cc (Sized_relobj::include_section_group): Update use of
1990 Kept_section. Rename secnum to shndx. Only record
1991 Kept_comdat_section if sections are the same size.
1992 (Sized_relobj::include_linkonce_section): Update use of
1993 Kept_section. Only record Kept_comdat_section if sections are the
1994 same size. Set size of linkonce section.
1995 (Sized_relobj::map_to_kept_section): Update call to
1996 get_kept_comdat_section.
1997 * object.h (class Sized_relobj): Rename fields in
1998 Kept_comdat_section to drop trailing underscores; change object
1999 field to Relobj*. Change Kept_comdat_section_table to store
2000 struct rather than pointer.
2001 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2002 Add kept_object and kept_shndx parameters. Change all callers.
2003 (Sized_relobj::get_kept_comdat_section): Change return type to
2004 bool. Add kept_object and kept_shndx parameters. Change all
2005 callers.
2006 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2007 Layout::find_or_add_kept_section.
2008
37c3b7b0
ILT		 20092009-07-09 Ian Lance Taylor <iant@google.com>
2010
2011 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2012 Reserve space in the hash table.
2013
98fa85cb
ILT		 20142009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2015
2016 * fileread.cc (File_read::get_mtime): New method.
2017 * fileread.h (Timespec): New structure.
2018 (File_read::get_mtime): New method.
2019 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2020 Renamed from timestamp_nsec.
2021 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2022 Elf_Xword.
2023 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2024 timestamp_nsec.
2025 (Incremental_inputs::report_archive): Save mtime; style fix.
2026 (Incremental_inputs::report_obejct): Save mtime; style fix.
2027 (Incremental_inputs::report_script): Save mtime; style fix.
2028 (Incremental_inputs::finalize_inputs): Style fix.
2029 (Incremental_inputs::finalize): Style fix.
2030 (Incremental_inputs::create_input_section_data): Store inputs
2031 mtime.
2032 * incremental.h (Incremental_inputs::report_script): Add mtime
2033 argument.
2034 (Incremental_inputs::Input_info::Input_info): Intialize only one
2035 union member.
2036 (Incremental_inputs::Input_info::archive): Move to nameless
2037 union.
2038 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2039 (Incremental_inputs::Input_info::script): Move to nameless union.
2040 (Incremental_inputs::mtime): New field.
2041 * script.cc (read_input_script): Pass file mtime to
2042 Incremental_input.
2043 * script.h (Script_info::inputs): Style fix.
2044
c9d70757
ILT		 20452009-07-01 Ian Lance Taylor <ian@airs.com>
2046
2047 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2048 instead of 32.
2049
9c547ec3
ILT		 20502009-06-24 Ian Lance Taylor <iant@google.com>
2051
2052 PR 10156
2053 * layout.cc (Layout::choose_output_section): If we find an
2054 existing section, update the flags.
2055 (Layout::create_notes): New function, broken out of
2056 Layout::finalize.
2057 (Layout::finalize): Don't create note sections.
2058 (Layout::create_note): Don't crash if linker script discards
2059 section.
2060 (Layout::create_gold_note): Likewise.
2061 (Layout::create_build_id): Likewise. Don't set
2062 after_input_sections on the section.
2063 (Layout::create_executable_stack_info): Remove target parameter.
2064 Change caller.
2065 * layout.h (class Layout): Declare create_notes. Update
2066 declaration of create_executable_stack_info.
2067 * gold.cc (queue_middle_tasks): Call create_notes.
2068 * output.cc (Output_section::update_flags_for_input_section): Move
2069 here from output.h. If SHF_ALLOC flag is newly set, mark address
2070 invalid.
2071 * output.h (Output_data::mark_address_invalid): New function.
2072 (class Output_section): Only declare, not define,
2073 update_flags_for_input_section. Remove set_flags.
2074
55458500
ILT		 20752009-06-24 Ian Lance Taylor <iant@google.com>
2076
2077 * script-sections.cc (Output_section_definition::
2078 set_section_addresses): Rename shadowing local load_address to
2079 laddr.
2080
1307d6cd
ILT		 20812009-06-24 Ian Lance Taylor <iant@google.com>
2082
2083 PR 10244
2084 * reloc.cc (relocate_sections): Skip empty relocation sections.
2085
ec3f783e
ILT		 20862009-06-23 Ian Lance Taylor <iant@google.com>
2087
2088 PR 10156
2089 * layout.cc (Layout::create_note): Use choose_output_section
2090 rather than make_output_section.
2091
459c9f1c
ILT		 20922009-06-23 Ian Lance Taylor <iant@google.com>
2093
2094 PR 10237
2095 * options.cc (General_options::parse_V): Set printed_version_.
2096 (General_options::General_options): Initialize printed_version_.
2097 * options.h (class General_options): Add printed_version_ field.
2098 * gold.cc (queue_initial_tasks): If there are no input files,
2099 don't give a fatal error if we printed the version information.
2100 (queue_middle_tasks): If using -r with a shared object, give a
2101 fatal error rather than an ordinary error.
2102
1518dc8f
ILT		 21032009-06-23 Ian Lance Taylor <iant@google.com>
2104
2105 PR 10219
2106 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2107 (Layout::make_output_section): Set have_stabstr_section_ if we see
2108 a .stab*str section.
2109 (Layout::finalize): Call link_stabs_sections.
2110 (Layout::link_stabs_sections): New file.
2111 * layout.h (class Layout): Add have_stabstr_section_ field.
2112 Declare link_stabs_sections.
2113
3d857b98
DK		 21142009-06-23 Doug Kwan <dougkwan@google.com>
2115
2116 * Makefile.am (libgold_a_LIBADD): New.
2117 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2118 * Makefile.in: Regenerate.
2119 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2120 * configure: Regenerate.
2121 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2122 * fileread.cc: Include sys/state.h
2123 * gold.h: Declare memmem and strndup if found missing.
2124 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2125
0639a6f6
ILT		 21262009-06-23 Ian Lance Taylor <iant@google.com>
2127
2128 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2129 * configure: Rebuild.
2130
8d63875c
ILT		 21312009-06-23 Ian Lance Taylor <iant@google.com>
2132
2133 PR 10147
2134 * object.cc (Object::section_contents): Don't try to get a view if
2135 the section has length zero.
2136 (Object::handle_gnu_warning_section): If the section is empty, use
2137 the name of the section as the warning.
2138
f7c8a183
ILT		 21392009-06-23 Ian Lance Taylor <iant@google.com>
2140
2141 PR 10133
2142 * stringpool.h (class Stringpool_template): Add optimize_ field.
2143 (Stringpool_template::set_optimize): New function.
2144 * stringpool.cc (Stringpool_template::Stringpool_template):
2145 Initialize optimize_ field.
2146 (Stringpool_template::set_string_offsets): Test local optimize
2147 fild rather than parameter.
2148 * layout.cc (Layout::Layout): Call set_optimize on the section
2149 name stringpool.
2150
e6a307ba
ILT		 21512009-06-22 Ian Lance Taylor <iant@google.com>
2152
2153 PR 10030
2154 * yyscript.y: Parse TARGET.
2155 * script.cc (script_set_target): New function.
2156 * script-c.h (script_set_target): Declare.
2157 * options.cc (General_options::string_to_object_format): Rename
2158 from string_to_object_format in anonymous namespace. Change
2159 callers.
2160 * options.h (class General_options): Declare
2161 string_to_object_format.
2162
3ee173de
ILT		 21632009-06-22 Ian Lance Taylor <iant@google.com>
2164
2165 * script-sections.cc (Script_sections::create_segments): Don't put
2166 program headers in a PT_LOAD segment if -n or -N.
2167
21682009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2169
2170 PR 10141
2171 * options.h (class General_options): Add -z lazy and -z now. Sort
2172 -z options into alphabetical order.
2173 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2174
cd6739a1 21752009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2176
2177 * layout.cc (Layout::make_output_section): Call
2178 Target::new_output_section.
2179 (Layout::attach_allocated_section_to_segment): Put large section
2180 sections in a separate load segment with the large segment flag
2181 set.
2182 (Layout::segment_precedes): Sort large data segments after other
2183 load segments.
2184 (align_file_offset): New static function.
2185 (Layout::set_segment_offsets): Use align_file_offset.
2186 * output.h (class Output_section): Add is_small_section_ and
2187 is_large_section_ fields.
2188 (Output_section::is_small_section): New function.
2189 (Output_section::set_is_small_section): New function.
2190 (Output_section::is_large_section): New function.
2191 (Output_section::set_is_large_section): New function.
2192 (Output_section::is_large_data_section): New function.
2193 (class Output_segment): Add is_large_data_segment_ field.
2194 (Output_segment::is_large_data_segment): New function.
2195 (Output_segment::set_is_large_data_segment): New function.
2196 * output.cc (Output_section::Output_section): Initialize new
2197 fields.
2198 (Output_segment::Output_segment): Likewise.
2199 (Output_segment::add_output_section): Add assertion that large
2200 data sections always go in large data segments. Force small data
2201 sections to the end of the list of data sections. Force small BSS
2202 sections to the start of the list of BSS sections. For large BSS
2203 sections to the end of the list of BSS sections.
2204 * symtab.h (class Symbol): Declare is_common_shndx.
2205 (Symbol::is_defined): Check Symbol::is_common_shndx.
2206 (Symbol::is_common): Likewise.
2207 (class Symbol_table): Define enum Commons_section_type. Update
2208 declarations. Add small_commons_ and large_commons_ fields.
2209 * symtab.cc (Symbol::is_common_shndx): New function.
2210 (Symbol_table::Symbol_table): Initialize new fields.
2211 (Symbol_table::add_from_object): Put small and large common
2212 symbols in the right list.
2213 (Symbol_table::sized_finalized_symbol): Check
2214 Symbol::is_common_shndx.
2215 (Symbol_table::sized_write_globals): Likewise.
2216 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2217 common symbol lists. Don't call do_allocate_commons_list if the
2218 list is empty.
2219 (Symbol_table::do_allocate_commons_list): Remove is_tls
2220 parameter. Add comons_section_type parameter. Change all
2221 callers. Handle small and large common symbols.
2222 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2223 Symbol::is_common_shndx.
2224 * resolve.cc (symbol_to_bits): Likewise.
2225 * target.h (Target::small_common_shndx): New function.
2226 (Target::small_common_section_flags): New function.
2227 (Target::large_common_shndx): New function.
2228 (Target::large_common_section_flags): New function.
2229 (Target::new_output_section): New function.
2230 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2231 small_common_section_flags, and large_common_section_flags
2232 fields.
2233 (Target::do_new_output_section): New virtual function.
2234 * arm.cc (Target_arm::arm_info): Initialize new fields.
2235 * i386.cc (Target_i386::i386_info): Likewise.
2236 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2237 Likewise.
2238 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2239 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2240 (Target_x86_64::do_new_output_section): New function.
2241 * configure.ac: Define conditional MCMODEL_MEDIUM.
2242 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2243 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2244 (large_LDFLAGS): Define.
2245 * testsuite/large.c: New file.
2246 * testsuite/testfile.cc (Target_test::test_target_info):
2247 Initialize new fields.
2248 * configure, testsuite/Makefile.in: Rebuild.
2249
bb04269c
DK		 22502009-06-05 Doug Kwan <dougkwan@google.com>
2251
2252 * Makefile.am (CCFILES): Add target.cc.
2253 * Makefile.in: Regenerate.
2254 * i386.cc (class Target_i386): Define new virtual method to
2255 override do_is_local_label_name in parent.
2256 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2257 local symbols if --discard-locals or -X is given.
2258 * options.h (class General_options): Declare new options
2259 '--discard-locals' and '-X' for discarding locals.
2260 * target.h (class Target): Define new methods is_local_label_name.
2261 Declare new virtual method do_is_local_label_name.
2262 * target.cc: New file.
2263 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2264 (check_SCRIPTS): Add discard_locals_test.sh.
2265 (check_DATA): Add discard_local_tests.syms.
2266 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2267 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2268 * testsuite/Makefile.in: Regenerate.
2269 * testsuite/discard_locals_test.c: New file.
2270 * testsuite/discard_locals_test.sh: Same.
2271
805bb01c
DK		 22722009-06-05 Doug Kwan <dougkwan@google.com>
2273
2274 * object.cc (Sized_relobj::Sized_relobj): Initialize
2275 discarded_eh_frame_shndx_ to -1U.
2276 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2277 section.
2278 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2279 a discarded .eh_frame section.
2280 (Sized_relobj::do_finalize_local_symbols): Ditto.
2281 * object.h (class Sized_relobj): Declare new member
2282 discarded_eh_frame_shndx_.
2283 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2284 (local_labels_test.o, local_labels_test): New rules.
2285 * testsuite/Makefile.in: Regenerate.
2286
1dcd334d
DK		 22872009-06-04 Doug Kwan <dougkwan@google.com>
2288
2289 * layout.cc (Layout::section_name_mapping): Add mapping for
2290 special ARM sections.
2291
96d49306
DK		 22922009-06-03 Doug Kwan <dougkwan@google.com>
2293
2294 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2295 (utils::has_overflow): Same.
2296
dff16297
ILT		 22972009-06-03 Ian Lance Taylor <iant@google.com>
2298
2299 * layout.cc (Layout::section_name_mapping): New array, replacing
2300 Layout::linkonce_mapping.
2301 (Layout::section_name_mapping_count): New variable, replacing
2302 Layout::linkonce_mapping_count.
2303 (Layout::linkonce_output_name): Remove.
2304 (Layout::output_section_name): Rewrite.
2305 * layout.h (class Layout): Rename Linkonce_mapping to
2306 Section_name_mapping, linkonce_mapping to section_name_mapping,
2307 linkonce_mapping_count to section_name_mapping_count. Don't
2308 declare linkonce_output_name.
2309
c121c671
DK		 23102009-06-03 Doug Kwan <dougkwan@google.com>
2311
2312 * gold/arm.cc (namespace utils): New.
2313 (Target_arm::reloc_is_non_pic): Define new method.
2314 (class Arm_relocate_functions): New.
2315 (Target_arm::Relocate::relocate): Handle relocation types used by
2316 Android.
2317
07800fab
ILT		 23182009-06-03 Ian Lance Taylor <iant@google.com>
2319
2320 * arm.cc (Target_arm::scan::global): Use || instead of |.
2321
c121c671
DK		 23222009-06-02 Doug Kwan <dougkwan@google.com>
2323
2324 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2325 issued_non_pic_error_.
2326 (class Target_arm::Scan): Declare new method check_non_pic.
2327 Define new method symbol_needs_plt_entry.
2328 Declare new data member issued_non_pic_error_.
2329 (class Target_arm::Relocate): Declare new method
2330 should_apply_static_reloc.
2331 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2332 (Target_arm::Scan::check_non_pic): Define new method.
2333 (Target_arm::Scan::local): Handle a small subset of reloc types used
2334 by Android.
2335 (Target_arm::Scan::local): Same.
2336 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2337
b19b0c6d
ILT		 23382009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2339
2340 * incremental.cc (Incremental_inputs::report_command_line): Filter
2341 out --incremental-* options.
2342
94cdfcff
DK		 23432009-05-29 Doug Kwan <dougkwan@google.com>
2344
2345 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2346 template class.
2347 (class Target_arm): Update comment.
2348 (Target_arm::Target_arm): Initialize new data members GOT_,
2349 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2350 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2351 and Target_arm::rel_dyn_section.
2352 Declare new_enum Target_arm::Got_type.
2353 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2354 and DYNBSS_.
2355 Update commments for member do_dynsym_value.
2356 (Target_arm::got_size, Target_arm::plt_section,
2357 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2358 new methods inside class defintion.
2359 (Target_arm::got_section): Define new method.
2360 (Target_arm::rel_dyn_section): Same.
2361 (Output_data_plt_arm): New template class.
2362 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2363 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2364 (Output_data_plt_arm::add_entry): Same.
2365 (Output_data_plt_arm::first_plt_entry): Define new
2366 static data member for PLT instruction template.
2367 (Output_data_plt_arm::plt_entry): Same.
2368 (Output_data_plt_arm::do_write): Define new method.
2369 (Target_arm::make_plt_entry): Same.
2370 (Target_arm::do_finalize_sections): Same.
2371 (Target_arm::do_dynsym_value): Same.
2372
4a657b0d
DK		 23732009-05-28 Doug Kwan <dougkwan@google.com>
2374
2375 * Makefile.am (TARGETSOURCES): Add arm.cc.
2376 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2377 * Makefile.in: Regenerate.
2378 * arm.cc: New file.
2379 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2380
e7ae8c36
DK		 23812009-05-26 Doug Kwan <dougkwan@google.com>
2382
2383 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2384 (General_options::check_excluded_libs): Strip off directories in
2385 archive name before matching like GNU ld does.
2386 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2387 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2388 (exclude_libs_test_LDFLAGS): Add linker option
2389 -Wl,--exclude-libs,libexclude_libs_test_3
2390 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2391 an explicit archive without using -l.
2392 (alt/libexclude_libs_test_3.a): New make rule.
2393 * testsuite/Makefile.in: Regenerate.
2394 * testsuite/exclude_libs_test.c : Declare lib3_default().
2395 (main): Call it.
2396 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2397 * exclude_libs_test_3.c: New file.
2398
f12e7348
NC		 23992009-05-26 Nick Clifton <nickc@redhat.com>
2400
2401 * po/id.po: New Indonesian translation.
2402 * po/gold.pot: Updated template file.
2403
4daadc0d
ST		 24042009-05-22 Sriraman Tallam <tmsriram@google.com>
2405
2406 * testsuite/Makefile.am: Add -ffunction-sections to compile
2407 gc_comdat_test files. Add -Wl,--gc-sections to build
2408 gc_comdat_test.
2409 * testsuite/Makefile.in: Regenerate.
2410 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2411
531813ad
ST		 24122009-05-21 Sriraman Tallam <tmsriram@google.com>
2413
2414 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2415 kept comdat section was garbage collected.
2416 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2417 * testsuite/Makefile.in: Regenerate.
2418 * testsuite/gc_comdat_test.sh: New file.
2419 * testsuite/gc_comdat_test_1.cc: New file.
2420 * testsuite/gc_comdat_test_2.cc: New file.
2421
65514900
CC		 24222009-05-19 Doug Kwan <dougkwan@google.com>
2423
2424 * archive.cc (Archive::Archive): Move constructor from archive.h
2425 to here. Initialize no_export_.
2426 (Archive::get_elf_object_for_member): Set no_export flag of object.
2427 * archive.h (Archive::Archive): Move constructor body to
2428 archive.cc.
2429 (Archive::no_export): New method.
2430 (Archive::no_export_): New field.
2431 * object.h (Object::Object): Initialize no_export_ to false.
2432 (Object::no_export, Object::set_no_export): New methods.
2433 (Object::no_export_): New field.
2434 * options.cc (General_options::parse_exclude_libs): New method.
2435 (General_options::check_excluded_libs) Same.
2436 * options.h (exclude_libs): New option.
2437 (General_options::check_excluded_libs): New method declaration.
2438 (General_options::excluded_libs_): New field.
2439 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2440 default or protected visibility if an object has no-export flag set.
2441 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2442 (check_SCRIPTS): Add exclude_libs_test.sh.
2443 (check_DATA): Add exclude_libs_test.syms.
2444 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2445 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2446 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2447 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2448 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2449 libexclude_libs_test_2.a): New rules.
2450 * testsuite/Makefile.in: Regenerate.
2451 * testsuite/exclude_libs_test.c: New file.
2452 * testsuite/exclude_libs_test.sh: Ditto.
2453 * testsuite/exclude_libs_test_1.c: Ditto.
2454 * testsuite/exclude_libs_test_2.c: Ditto.
2455
1b77ea50
ILT		 24562009-05-15 Ian Lance Taylor <iant@google.com>
2457
2458 * configure.ac: Check for declarations for cases where libiberty.h
2459 checks HAVE_DECL_xxx.
2460 * configure, config.in: Rebuild.
2461
072fe7ce
ILT		 24622009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2463
2464 * gold.h (Incremental_argument_list): Remove (invalid) forward
2465 declaration.
2466 * incremental.cc (Incremental_inputs::report_achive): New method.
2467 (Incremental_inputs::report_object): New method.
2468 (Incremental_inputs::report_script): New method.
2469 (Incremental_inputs::finalize_inputs): New method.
2470 (Incremental_inputs::finalize): Call finalize_inputs().
2471 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2472 Create inputs entries.
2473 * incremental.h (Incremental_input_type): New enum.
2474 (Incremental_inputs::Incremental_input): Initialize new fields.
2475 (Incremental_inputs::report_inputs): New method.
2476 (Incremental_inputs::report_achive): New method.
2477 (Incremental_inputs::report_object): New method.
2478 (Incremental_inputs::report_script): New method.
2479 (Incremental_inputs::finalize_inputs): New method.
2480 (Incremental_inputs::Input_info): New struct.
2481 (Incremental_inputs::Input_info_map): New typedef.
2482 (Incremental_inputs::lock_): New field.
2483 (Incremental_inputs::Inputs_): New field.
2484 (Incremental_inputs::Inputs_map): New field.
2485 * main.cc (main): Call Incremental_input::report_inputs.
2486 * options.h (Input_argument_list): Typedef moved from
2487 Input_arguments.
2488 (Input_file_group::Files): Remove, use ::Input_argument_list.
2489 (Input_file_group::Input_argument_list): Remove, use
2490 ::Input_argument_list.
2491 * plugin.cc (Plugin_manager::add_input_file): Add error in
2492 incremental build.
2493 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2494 functions.
2495 * script.cc (read_input_script): Call
2496 Incremental_input::report_script.
2497 * script.h (Script_info): New class.
2498
b0481b0b
ILT		 24992009-04-27 Ian Lance Taylor <iant@google.com>
2500
2501 * x86_64.cc (do_adjust_output_section): Set entsize to
2502 plt_entry_size.
2503
b22a5a41 25042009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2505
2506 * output.cc (Output_file::close): After short writes, continue
2507 writing from the correct offset in the buffer being written.
2508
40fde488
CD		 25092009-04-23 Chris Demetriou <cgd@google.com>
2510
2511 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2512 * configure: Regenerate.
2513 * config.in: Regenerate.
2514 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2515 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2516
3ce2c28e
ILT		 25172009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2518
2519 * incremental.cc (Incremental_inputs_header_data): Renamed from
2520 Incremental_input_header_data.
2521 (Incremental_inputs_header_data::data_size): New field.
2522 (Incremental_inputs_header_data::put_input_file_count): Renamed
2523 from input_file_count.
2524 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2525 from command_line_offset.
2526 (Incremental_inputs_header_data::put_reserved): Renamed from
2527 put_reserved.
2528 (Incremental_inputs_entry_data): Renamed from
2529 Incremental_input_entry_data.
2530 (Incremental_inputs_entry_data::data_size): New field.
2531 (Incremental_inputs::report_command_line): New method.
2532 (Incremental_inputs::finalize): New method.
2533 (Incremental_inputs::create_incremental_inputs_data): New method.
2534 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2535 * incremental.h: New file.
2536 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2537 (Layout::finalize): Create incremental inputs section in
2538 incremental builds.
2539 (Layout::create_incremental_info_sections): New method.
2540 * layout.h (Layout::incremental_inputs): New method.
2541 (Layout::create_incremental_info_sections): New method.
2542 (Layout::incremental_inputs_): New field.
2543 * main.cc (main): Notify Incremental_input of the command line.
2544
e55bde5e
ILT		 25452009-04-01 Ian Lance Taylor <iant@google.com>
2546 Mikolaj Zalewski <mikolajz@google.com>
2547
2548 * gold.h (reserve_unordered_map): Define, three versions, one for
2549 each version of Unordered_map.
2550 * layout.cc (Layout::Layout): Remove options parameter. Add
2551 number_of_input_files parameter. Don't initialize options_.
2552 Initialize number_of_input_files_ and resized_signatures_. Move
2553 sections_are_attached_.
2554 (Layout::layout_group): Reserve space for group_signatures_.
2555 (Layout::find_or_add_kept_section): Change name parameter to be a
2556 reference. Resize signatures_ map when it gets large enough.
2557 (Layout::layout_eh_frame): Use parameters->options() instead of
2558 this->options_.
2559 (Layout::make_output_section): Likewise.
2560 (Layout::attach_allocated_section_to_segment): Likewise.
2561 (Layout::finalize, Layout::create_executable_stack): Likewise.
2562 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2563 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2564 * layout.h (class Layout): Update declarations. Remove options_
2565 field. Add number_of_input_files_ and resized_signatures_
2566 fields. Move sections_are_attached_ field.
2567 * main.cc (main): Pass number of input files to Layout
2568 constructor. Don't pass options.
2569
154b857c
ILT		 25702009-03-30 Ian Lance Taylor <iant@google.com>
2571
2572 * ffsll.c (ffsll): Correct implementation.
2573
2f35ab9b
ILT		 25742009-03-27 Ian Lance Taylor <iant@google.com>
2575
fd03461a
ILT		 2576 * ffsll.c: New file.
2577 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2578 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2579 * ftruncate.c (ftruncate): Declare before definition.
2580 * mremap.c (mremap): Likewise.
2581 * pread.c (pread): Likewise.
2582 * configure, Makefile.in, config.in: Rebuild.
2583
2f35ab9b
ILT		 2584 * mremap.c: New file.
2585 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2586 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2587 (mremap): Declare if HAVE_MREMAP is not defined.
2588 * configure, Makefile.in, config.in: Rebuild.
2589
33aea2fd
CC		 25902009-03-27 Cary Coutant <ccoutant@google.com>
2591
2592 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2593 position independent.
2594 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2595 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2596
6d479619
CC		 25972009-03-24 Cary Coutant <ccoutant@google.com>
2598
2599 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2600 an executable.
2601 (needs_dynamic_reloc): Likewise.
2602
afc06bb8
ILT		 26032009-03-24 Ian Lance Taylor <iant@google.com>
2604
2605 * yyscript.y (file_cmd): Recognize EXTERN.
2606 (extern_name_list, extern_name_list_body): New nonterminals.
2607 * script.cc (script_add_extern): Define.
2608 * script-c.h (script_add_extern): Declare.
2609
f6060a4d
ILT		 26102009-03-24 Rafael Avila de Espindola <espindola@google.com>
2611
2612 * object.cc (is_elf_object): Define.
2613 * object.h (is_elf_object): Declare.
2614 * archive.cc (Archive::get_elf_object_for_member): Call
2615 is_elf_object.
33aea2fd 2616 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2617
26736d8e
ILT		 26182009-03-24 Elliott Hughes <enh@google.com>
2619
2620 * output.cc (Output_file::map_anonymous): Define.
2621 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2622 try an anonymous one. Report the size if the mmap fails.
2623 * output.h (class Output_file): Declare map_anonymous.
2624
22fd9730
ILT		 26252009-03-24 Ian Lance Taylor <iant@google.com>
2626
2627 * target-select.cc (instantiate_target): Don't acquire the lock if
2628 the instantiated_target_ field has already been set.
2629
cb010894
ILT		 26302009-03-23 Ian Lance Taylor <iant@google.com>
2631
7f055c20
ILT		 2632 * gold-threads.h (class Initialize_lock): Define.
2633 * gold-threads.cc (class Initialize_lock_once): Define.
2634 (initialize_lock_control): New static variable.
2635 (initialize_lock_pointer): New static variable.
2636 (initialize_lock_once): New static function.
2637 (Initialize_lock::Initialize_lock): Define.
2638 (Initialize_lock::initialize): Define.
2639 * target-select.h: Include "gold-threads.h".
2640 (class Target_selector): Add lock_ and initialize_lock_ fields.
2641 Don't define instantiate_target, just declare it.
2642 * target-select.cc (Target_selector::Target_selector): Initialize
2643 new fields.
2644 (Target_selector::instantiate_target): Define.
2645 * descriptors.h: Include "gold-threads.h".
2646 (class Descriptors): Add initialize_lock_ field.
2647 * descriptors.cc (Descriptors::Descriptors): Initialize new
2648 field.
2649 (Descriptors::open): Use initialize_lock_ field
2650 * errors.h (class Errors): Add initialize_lock_ field.
2651 * errors.cc (Errors::Errors): Initialize new field.
2652 (Errors::initialize_lock): Use initialize_lock_ field.
2653 * powerpc.cc (class Target_selector_powerpc): Remove
2654 instantiated_target_ field. In do_recognize call
2655 instantiate_target rather than do_instantiate_target. In
2656 do_instantiate_target just allocate a new target.
2657 * sparc.cc (class Target_selector_sparc): Likewise.
2658
36959681
ILT		 2659 * freebsd.h: New file.
2660 * i386.cc: Include "freebsd.h".
2661 (Target_i386): Derive from Target_freebsd rather than
2662 Sized_target.
2663 (Target_selector_i386): Derive from Target_selector_freebsd rather
2664 than Target_selector.
2665 * x86_64.cc: Include "freebsd.h".
2666 (Target_x86_64): Derive from Target_freebsd rather than
2667 Sized_target.
2668 (Target_selector_x86_64): Derive from Target_selector_freebsd
2669 rather than Target_selector.
2670 * target.h (class Target): Add adjust_elf_header and
2671 do_adjust_elf_header.
2672 * output.cc (Output_file_header:: do_sized_write): Call target
2673 adjust_elf_header routine.
2674 * configure.tgt: Set targ_osabi.
2675 * configure.ac: Define GOLD_DEFAULT_OSABI.
2676 * parameters.cc (Parameters::default_target): Pass
2677 GOLD_DEFAULT_OSABI to select_target.
2678 * target-select.h (class Target_selector): Make instantiate_target
2679 protected rather than private.
2680 * Makefile.am (HFILES): Add freebsd.h.
2681 * configure, Makefile.in, config.in: Rebuild.
2682
cb010894
ILT		 2683 * merge.cc (do_add_input_section): Correct pend value. Change
2684 message about last entry not being null terminated from error to
2685 warning.
2686
0e879927
ILT		 26872009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2688
2689 * incremental.cc: New file.
2690 * Makefile.am (CCFILES): Add incremental.cc.
2691 * Makefile.in: Rebuild.
2692
41105937
PP		 26932009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2694
2695 * layout.cc (Layout::output_section_name): Preserve names
2696 of '.note.' sections.
2697
60439920
ILT		 26982009-03-19 Ian Lance Taylor <iant@google.com>
2699
2700 * descriptors.cc (Descriptors::open): Check that the options are
2701 valid before using them.
2702
0d371ad3
ILT		 27032009-03-18 Ian Lance Taylor <iant@google.com>
2704
2705 * script-sections.h: Include <list>.
2706 (class Script_sections): Change Sections_elements from std::vector
2707 to std::list. Typedef public Elements_iterator. Add
2708 orphan_section_placement_, data_segment_align_start_, and
2709 saw_data_segment_align_ fields. Remove data_segment_align_index_
2710 field.
2711 * script-sections.cc (class Orphan_section_placement): New class.
2712 (class Sections_element): Add virtual functions is_relro and
2713 orphan_section_init. Remove virtual function place_orphan_here.
2714 (class Output_section_definition): Add is_relro and
2715 orphan_section_init. Remove place_orphan_here.
2716 (class Orphan_output_section): Likewise.
2717 (Script_sections::Script_sections): Update for field changes.
2718 (Script_sections::data_segment_align): Set saw_data_segment_align_
2719 and data_segment_align_start_, not data_segment_align_index.
2720 (Script_sections::data_segment_relro_end): Check
2721 saw_data_segment_align_. Use data_segment_align_start_ rather
2722 than data_segment_align_index_.
2723 (Script_sections::place_orphan): Rewrite to use
2724 Orphan_section_placement.
2725
9201d894
ILT		 27262009-03-17 Ian Lance Taylor <iant@google.com>
2727
9c5b8369
ILT		 2728 * archive.cc (Archive::add_symbols): Check for a version attached
2729 to the symbol name in the archive map.
2730 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2731 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2732 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2733 (ver_test_11.a): New target.
2734 * testsuite/Makefile.in: Rebuild.
2735
9201d894
ILT		 2736 * configure.ac: Check for chsize and posix_fallocate. Replace
2737 ftruncate.
2738 * ftruncate.c: New file, from gnulib.
2739 * output.cc (posix_fallocate): Define dummy version if not
2740 HAVE_POSIX_FALLOCATE.
2741 (Output_file::map): Call posix_fallocate rather than lseek and
2742 write.
2743 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2744 * configure, Makefile.in, config.in: Rebuild.
2745
ef4ab7a8
PP		 27462009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2747
2748 * layout.h (Layout::create_note): Add section_name parameter.
2749 * layout.cc (Layout::create_note): Likewise.
2750 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2751
8c500701
ILT		 27522009-03-17 Ian Lance Taylor <iant@google.com>
2753
e85b18e1
ILT		 2754 * descriptors.cc: Include "options.h".
2755 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2756 (Descriptors::open): Always use O_CLOEXEC when opening a new
2757 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2758 then set FD_CLOEXEC.
2759
9efe6174
ILT		 2760 * sparc.cc (class Target_sparc): Add has_got_section.
2761 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2762 make sure we have a GOT section.
2763
2764 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2765 (Target_sparc::Scan::local): Likewise.
2766 (Target_sparc::Scan::global): Likewise.
2767 (Target_sparc::Relocate::relocate): Likewise.
2768 (Target_sparc::Relocate::relocate_tls): Likewise.
2769
8c500701
ILT		 2770 * symtab.cc (Symbol_table::define_default_version): New function,
2771 broken out of add_from_object.
2772 (Symbol_table::add_from_object): Call define_default_version.
2773 (Symbol_table::define_special_symbol): Add resolve_oldsym
2774 parameter. Change all callers. If the version for a symbol comes
2775 from a version script, resolve it with the symbol with the same
2776 name with no version. Also add the symbol without a version if
2777 appropriate.
2778 (do_define_in_output_data): If resolving with oldsym, don't delete
2779 sym.
2780 (do_define_in_output_segment): Likewise.
2781 (do_define_as_constant): Likewise.
2782 * symtab.h (class Symbol_table): Update declarations.
2783
f1ed28fb
ILT		 27842009-03-13 Ian Lance Taylor <iant@google.com>
2785
15f8229b
ILT		 2786 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2787 (Read_symbols::requeue): New function.
2788 (Read_symbols::do_read_symbols): If make_elf_object fails because
2789 the target type is not configured, and the file was searched for,
2790 issue a warning and retry with the next directory.
2791 (Add_symbols::run): If the file has an incompatible format, and
2792 it was searched for, requeue the Read_symbols task. On error,
2793 release the object.
2794 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2795 dirindex parameter to constructor. Change all callers. Declare
2796 incompatible_warning and requeue.
2797 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2798 input_argument_ and input_group_ fields. Add them to
2799 constructor. Change all callers.
2800 (class Read_script): Add dirindex_ field. Add it to constructor.
2801 Change all callers.
2802 * archive.cc (Archive::setup): Remove input_objects parameter.
2803 Change all callers.
2804 (Archive::get_file_and_offset): Likewise.
2805 (Archive::read_all_symbols): Likewise.
2806 (Archive::read_symbols): Likewise.
2807 (Archive::get_elf_object_for_member): Remove input_objects
2808 parameter. Add punconfigured parameter. Change all callers.
2809 (Archive::add_symbols): Change return type to bool. Check return
2810 value of include_member.
2811 (Archive::include_all_members): Likewise.
2812 (Archive::include_member): Change return type to bool. Return
2813 false if first included object has incompatible target. Set
2814 included_member_ field.
2815 (Add_archive_symbols::run): If add_symbols returns false, requeue
2816 Read_symbols task.
2817 * archive.h (class Archive): Add included_member_ field.
2818 Initialize it in constructor. Add input_file and searched_for
2819 methods. Update declarations.
2820 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2821 input_argument_ fields. Add them to constructor. Change all
2822 callers.
2823 * script.cc: Include "target-select.h".
2824 (class Parser_closure): Add skip_on_incompatible_target_ and
2825 found_incompatible_target_ fields. Add
2826 skip_on_incompatible_target parameter to constructor. Change all
2827 callers. Add methods skip_on_incompatible_target,
2828 clear_skip_on_incompatible_target, found_incompatible_target, and
2829 set_found_incompatible_target.
2830 (read_input_script): Add dirindex parameter. Change all callers.
2831 If parser finds an incompatible target, requeue Read_symbols
2832 task.
2833 (script_set_symbol): Clear skip_on_incompatible_target in
2834 closure.
2835 (script_add_assertion, script_parse_option): Likewise.
2836 (script_start_sections, script_add_phdr): Likewise.
2837 (script_check_output_format): New function.
2838 * script.h (read_input_script): Update declaration.
2839 * script-c.h (script_check_output_format): Declare.
2840 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2841 (ignore_cmd): Remove OUTPUT_FORMAT.
2842 * fileread.cc (Input_file::Input_file): Add explicit this.
2843 (Input_file::will_search_for): New function.
2844 (Input_file::open): Add pindex parameter. Change all callers.
2845 * fileread.h (class Input_file): Add input_file_argument method.
2846 Declare will_search_for. Update declarations.
2847 * object.cc (make_elf_object): Add punconfigured parameter.
2848 Change all callers.
2849 * object.h (class Object): Make input_file public. Add
2850 searched_for method.
2851 (make_elf_object): Update declaration.
2852 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2853 restart search.
2854 * dirsearch.h (class Dirsearch): Update declaration.
2855 * options.h (class General_options): Add --warn-search-mismatch.
2856 * parameters.cc (Parameters::is_compatible_target): New function.
2857 * parameters.h (class Parameters): Declare is_compatible_target.
2858 * workqueue.cc (Workqueue::add_blocker): New function.
2859 * workqueue.h (class Workqueue): Declare add_blocker.
2860
f1ed28fb
ILT		 2861 * fileread.cc (Input_file::open): Remove options parameter.
2862 Change all callers.
2863 (Input_file::open_binary): Likewise.
2864 * script.cc (read_input_script): Likewise.
2865 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2866 options parameter from constructor. Change all callers.
2867 (class Read_script): Likewise.
2868 * fileread.h (class Input_file): Update declarations.
2869 * script.h (read_input_script): Update declaration.
2870
34dd024a
NC		 28712009-03-10 Nick Clifton <nickc@redhat.com>
2872
2873 * po/es.po: New Spanish translation.
2874
6d71b17c
CC		 28752009-03-06 Cary Coutant <ccoutant@google.com>
2876
2877 * options.cc (parse_short_option): Keep dash_z from registering itself.
2878
031cdbed
ILT		 28792009-03-03 Ian Lance Taylor <iant@google.com>
2880
2881 PR 9918
2882 * target-reloc.h (relocate_section): Pass output_section to
2883 relocate.
2884 * i386.cc (Target_i386::should_apply_static_reloc): Add
2885 output_section parameter. Change all callers.
2886 (Target_i386::Relocate::relocate): Add output_section parameter.
2887 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2888 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2889 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2890 * testsuite/two_file_shared.sh: New script.
2891 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2892 (check_DATA): Add two_file_shared.dbg.
2893 (two_file_shared.dbg): New target.
2894 * testsuite/Makefile.in: Rebuild.
2895
15d5fa16
ILT		 28962009-03-01 Ian Lance Taylor <iant@google.com>
2897
2898 * configure.ac: Check for byteswap.h.
2899 * configure: Rebuild.
2900 * config.in: Rebuild.
2901
8a4c0b0d
ILT		 29022009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2903
2904 * layout.cc (Layout::find_or_add_kept_section): New function.
2905 (Layout::add_comdat): Removed.
2906 * layout.h (struct Kept_section): Move out of class Layout.
2907 Remove trailing underscores from field names. Add group_sections
2908 field. Rename group_ field to is_group. Change all uses.
2909 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2910 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2911 comdat_groups_ field.
2912 (Sized_relobj::include_section_group): Use
2913 find_or_add_kept_section and Kept_section::group_sections.
2914 (Sized_relobj::include_linkonce_section): Likewise.
2915 * object.cc (class Sized_relobj): Don't define Comdat_group or
2916 Comdat_group_table. Remove find_comdat_group and
2917 add_comdat_group. Remove comdat_groups_ field.
2918 * plugin.cc (include_comdat_group): Use
2919 Layout::find_or_add_kept_section.
2920
b4ecf66b
ILT		 29212009-02-28 Ian Lance Taylor <iant@google.com>
2922
14359ca0
ILT		 2923 * README: --gc-sections and map files are now supported. Document
2924 some build requirements.
2925
b4ecf66b
ILT		 2926 PR 6992
2927 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2928 relocatable link set the value of the section symbol to zero.
2929 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2930 relocatable link don't include the section address in the local
2931 symbol value.
2932
0602e05a
ILT		 29332009-02-27 Ian Lance Taylor <iant@google.com>
2934
fd9d194f
ILT		 2935 PR 6811
2936 * options.h (class Search_directory): Add is_system_directory.
2937 (class General_options): Declare is_in_system_directory.
2938 * options.cc (get_relative_sysroot): Make static.
2939 (get_default_sysroot): Make static.
2940 (General_optoins::is_in_system_directory): New function.
2941 * fileread.cc (Input_file::is_in_system_directory): New function.
2942 * fileread.h (class Input_file): Declare is_in_system_directory.
2943 * object.h (class Object): Add is_in_system_directory.
2944 (class Input_objects): Remove system_library_directory_ field.
2945 * object.cc (Input_objects::add_object): Don't set
2946 system_library_directory_.
2947 (input_objects::found_in_system_library_directory): Remove.
2948 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2949 parameter. Change all callers.
2950 (Symbol_table::sized_write_globals): Likewise.
2951 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2952 Call Object::is_in_system_directory.
2953 * symtab.h (class Symbol_table): Update declarations.
2954
61edd21f
ILT		 2955 PR 5990
2956 * descriptors.h (Open_descriptor): Add is_on_stack field.
2957 * descriptors.cc (Descriptors::open): If the descriptor is on the
2958 top of the stack, remove it. Initialize is_on_stack field.
2959 (Descriptors::release): Only add pod to stack if it is not on the
2960 stack already.
2961 (Descriptors::close_some_descriptor): Clear stack_next and
2962 is_on_stack fields.
2963
e29e076a
ILT		 2964 PR 7091
2965 * output.cc (Output_section::find_starting_output_address): Rename
2966 from starting_output_address; add PADDR parameter; change return
2967 type.
2968 * output.h (class Output_section): Declare
2969 find_starting_output_address instead of starting_output_address.
2970 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2971 section symbol for which we can't find a merge section.
2972
0602e05a
ILT		 2973 PR 9836
2974 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2975 hidden or internal, force the symbol to be local.
2976 * resolve.cc (Symbol::override_visibility): Define.
2977 (Symbol::override_base): Use override_visibility.
2978 (Symbol_table::resolve): Likewise.
2979 (Symbol::override_base_with_special): Likewise.
2980 (Symbol_table::override_with_special): If the visibility is hidden
2981 or internal, force the symbol to be local.
2982 * symtab.h (class Symbol): Add set_visibility and
2983 override_visibility.
2984 * testsuite/ver_test_1.sh: New file.
2985 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2986 (check_DATA): Add ver_test_1.syms.
2987 (ver_test_1.syms): New target.
2988 * testsuite/Makefile.in: Rebuild.
2989
401a9a73
CC		 29902009-02-25 Cary Coutant <ccoutant@google.com>
2991
2992 * layout.cc (Layout::choose_output_section): Don't rename sections
2993 when using a linker script that has a SECTIONS clause.
2994 * Makefile.in: Regenerate.
2995
2996 * testsuite/Makefile.am (script_test_5.sh): New test case.
2997 * testsuite/Makefile.in: Regenerate.
2998 * testsuite/script_test_5.cc: New file.
2999 * testsuite/script_test_5.sh: New file.
3000 * testsuite/script_test_5.t: New file.
3001
f488e4b0
CC		 30022009-02-13 Rafael Avila de Espindola <espindola@google.com>
3003
3004 * archive.cc (Archive::include_member): Update calls to add_symbols.
3005 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3006 the Layout argument.
3007 * dynobj.h (do_add_symbols): Add the Layout argument.
3008 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3009 Layout argument.
3010 * object.h (Object::add_symbols): Add the Layout argument.
3011 (Object::do_add_symbols): Add the Layout argument.
3012 (Sized_relobj::do_add_symbols): Add the Layout argument.
3013 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3014 Unify the two versions.
3015 (Add_plugin_symbols): Remove.
3016 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3017 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3018 (Add_plugin_symbols): Remove.
3019 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3020 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3021 (Add_symbols::run): Make it work with Pulginobj.
3022
89dd1680
ILT		 30232009-02-06 Ian Lance Taylor <iant@google.com>
3024
3025 * object.cc (Sized_relobj::do_layout): Make info message start
3026 with lower case letter.
3027
266d0a74
ILT		 30282009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3029
602b464e
ILT		 3030 * binary.cc: Fix file comment.
3031
266d0a74
ILT		 3032 * options.h (enum Incremental_disposition): Define.
3033 (class General_options): Add new options: --incremental,
3034 --incremental_changed, --incremental_unchanged,
3035 --incremental_unknown. Add incremental_disposition_ and
3036 implicit_incremental_ fields.
3037 (General_options::incremental_disposition): New function.
3038 (class Position_dependent_options): Add incremental_disposition
3039 option.
3040 (Position_dependent_options::copy_from_options): Set incremental
3041 dispositions.
3042 * options.cc (General_options::parse_incremental_changed): New
3043 function.
3044 (General_options::parse_incremental_unchanged): New function.
3045 (General_options::parse_incremental_unknown): New function.
3046 (General_options::General_options): Initialize new fields
3047 incremental_disposition_ and implicit_incremental_.
3048 (General_options::finalize): Check for uasge of --incremental-*
3049 without --incremental.
3050
f073bbf7
CD		 30512009-02-06 Chris Demetriou <cgd@google.com>
3052
3053 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3054 pointer and to report location as the file name associated with
3055 the symbol.
3056 (gold_undefined_symbol_at_location): New function to replace the
3057 old gold_undefined_symbol functionality.
3058 * target-reloc.h (relocate_section): Update to use
3059 gold_undefined_symbol_at_location.
3060 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3061 Call gold_undefined_symbol function rather than gold_error.
3062 * errors.h (Errors::undefined_symbol): Take location as a
3063 string, rather than calculating it from a relocation.
3064 * errors.cc (Errors::fatal): Print "fatal error:" before the
3065 formatted message.
3066 (Errors::error, Errors::error_at_location): Print "error: "
3067 before the formatted message.
3068 (Errors::undefined_symbol): Take location as a string, rather
3069 than calculating it from a relocation.
3070 (gold_undefined_symbol_at_location): New function akin to
3071 old gold_undefined_symbol, calculates location from relocation.
3072 (gold_undefined_symbol): Change to take only a Symbol pointer
3073 and to report location as the file name associated with the symbol.
3074 * testsuite/debug_msg.sh: Update for changed error messages.
3075 * testsuite/undef_symbol.sh: Likewise.
3076
8e94a90c
ILT		 30772009-02-04 Duncan Sands <baldrick@free.fr>
3078
3079 PR 9812
3080 * reduced_debug_output.h
3081 (Output_reduced_debug_abbrev_section::failed): Use format for
3082 gold_warning.
3083 (Output_reduced_debug_info_section::faild): Likewise.
3084
88a0e15b
ILT		 30852009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3086
3087 * script.cc (Lazy_demangler): New class.
3088 (Version_script_info::get_symbol_version_helper): Demangle a
3089 symbol only once.
3090
5efc7cd2
CC		 30912009-01-29 Cary Coutant <ccoutant@google.com>
3092
3093 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3094 to __tls_get_addr.
3095 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3096
e0ebcf42
ILT		 30972009-01-28 Ian Lance Taylor <iant@google.com>
3098
5efc7cd2 3099 * version.cc (version_string): Bump to 1.9.
75fe7426 3100
e0ebcf42
ILT		 3101 * gold.h: Include <cstring> and <stdint.h>.
3102 * version.cc: Include <cstdio>.
3103 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3104 warning.
3105 * reduced_debug_output.cc (insert_into_vector): Rename from
3106 Insert_into_vector; change all callers. Use Swap_unaligned to
3107 avoid aliasing issue; remove union since it is unnecessary.
3108
8e2813be 31092009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3110
3111 * Makefile.am (CCFILES): Add gc.cc.
3112 (HFILES): Add gc.h.
3113 * Makefile.in: Regenerate.
3114 * gold.cc (Gc_runner): New class.
3115 (queue_initial_tasks): Call garbage collection related tasks
3116 when corresponding options are invoked.
3117 (queue_middle_gc_tasks): New function.
3118 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3119 processed early before laying out sections during garbage collection.
3120 * gold.h (queue_middle_gc_tasks): New function.
3121 (is_prefix_of): Move from "layout.cc".
3122 * i386.cc (Target_i386::gc_process_relocs): New function.
3123 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3124 * main.cc (main): Create object of class "Garbage_collection".
3125 * object.cc (Relobj::copy_symbols_data): New function.
3126 (Relobj::is_section_name_included): New function.
3127 (Sized_relobj::do_layout): Allow this function to be called twice
3128 during garbage collection and defer layout of section during the
3129 first call.
3130 * object.h (Relobj::get_symbols_data): New function.
3131 (Relobj::is_section_name_included): New function.
3132 (Relobj::copy_symbols_data): New function.
3133 (Relobj::set_symbols_data): New function.
3134 (Relobj::get_relocs_data): New function.
3135 (Relobj::set_relocs_data): New function.
3136 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3137 (Relobj::gc_process_relocs): New function.
3138 (Relobj::do_gc_process_relocs): New pure virtual function.
3139 (Relobj::sd_): New data member.
3140 (Sized_relobj::is_output_section_offset_invalid): New function.
3141 (Sized_relobj::do_gc_process_relocs): New function.
3142 * options.h (General_options::gc_sections): Modify to not be a no-op.
3143 (General_options::print_gc_sections): New option.
3144 * plugin.cc (Plugin_finish::run): Remove function call to
3145 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3146 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3147 * reloc.cc (Read_relocs::run): Add task to process relocs and
3148 determine unreferenced sections when doing garbage collection.
3149 (Gc_process_relocs): New class.
3150 (Sized_relobj::do_gc_process_relocs): New function.
3151 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3152 sections that are garbage collected.
3153 * reloc.h (Gc_process_relocs): New class.
3154 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3155 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3156 symbols whose corresponding sections are garbage collected.
3157 (Symbol_table::Symbol_table): Add new parameter for the garbage
3158 collection object.
3159 (Symbol_table::gc_mark_undef_symbols): New function.
3160 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3161 (Symbol_table::gc_mark_dyn_syms): New function.
3162 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3163 as garbage.
3164 (Symbol_table::add_from_object): Likewise.
3165 (Symbol_table::add_from_relobj): When building shared objects, do not
3166 treat externally visible symbols as garbage.
3167 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3168 table information for static and relocatable links.
3169 * symtab.h (Symbol_table::set_gc): New function.
3170 (Symbol_table::gc): New function.
3171 (Symbol_table::gc_mark_undef_symbols): New function.
3172 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3173 (Symbol_table::gc_mark_dyn_syms): New function.
3174 (Symbol_table::gc_): New data member.
3175 * target.h (Sized_target::gc_process_relocs): New pure virtual
3176 function.
3177 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3178 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3179
3b293544
CF		 31802009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3181
3182 * options.h (General_options::gc_sections): Define as a no-op for now.
3183 (General_options::no_keep_memory): Ditto.
3184 (General_options::Bshareable): Define.
3185 * options.cc (General_options::finalize): Honor -Bshareable.
3186
83d22aa8
AS		 31872009-01-20 Andreas Schwab <schwab@suse.de>
3188
3189 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3190 read the value in the contents, since we don't use it. Use the
3191 template endianness when writing.
3192 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3193
cd536b21
AS		 31942009-01-19 Andreas Schwab <schwab@suse.de>
3195
3196 * configure.tgt (powerpc64-*): Fix targ_obj.
3197
99e9a495
ILT		 31982009-01-15 Ian Lance Taylor <iant@google.com>
3199
3200 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3201 local symbols when stripping all symbols.
3202
bbbfea06
CC		 32032009-01-14 Cary Coutant <ccoutant@google.com>
3204
99e9a495 3205 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3206
0f7c0701
CC		 32072009-01-14 Cary Coutant <ccoutant@google.com>
3208
3209 * archive.cc (Archive::get_elf_object_for_member): Remove call
3210 to File_read::claim_for_plugin.
3211 * descriptors.cc (Descriptors::open): Remove reference to
3212 is_claimed.
3213 (Descriptors::claim_for_plugin): Remove.
3214 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3215 (Descriptors::is_claimed): Remove.
3216 (claim_descriptor_for_plugin): Remove.
3217 * fileread.cc (File_read::claim_for_plugin): Remove.
3218 * fileread.h (File_read::claim_for_plugin): Remove.
3219 (File_read::descriptor): Reopen descriptor if necessary.
3220 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3221 (Plugin_manager::all_symbols_read): Add task parameter. Change
3222 all callers.
3223 (Plugin_manager::get_input_file): New function.
3224 (Plugin_manager::release_input_file): New function.
3225 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3226 corresponding data member.
3227 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3228 and pass to base constructor. Change all callers.
3229 (get_input_file, release_input_file): New functions.
3230 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3231 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3232 (Plugin_manager::all_symbols_read): Add task parameter.
3233 (Plugin_manager::get_input_file): New function.
3234 (Plugin_manager::release_input_file): New function.
3235 (Plugin_manager::task_): New data member.
3236 (Pluginobj::Pluginobj): Add filesize parameter.
3237 (Pluginobj::filename): New function.
3238 (Pluginobj::descriptor): New function.
3239 (Pluginobj::filesize): New function.
3240 (Pluginobj::filesize_): New data member.
3241 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3242 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3243 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3244
3245 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3246 with archive libraries.
3247 * testsuite/Makefile.in: Regenerate.
3248 * testsuite/plugin_test.c (struct sym_info): New type.
3249 (get_input_file, release_input_file): New static variables.
3250 (onload): Capture new transfer vector entries.
3251 (claim_file_hook): Stop reading at end of file according to filesize.
3252 Factor out parsing of readelf output into separate function.
3253 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3254 APIs and get the source file name from the symbol table. Convert
3255 source file name to corresponding object file name. Print info
3256 message when adding new input files.
3257 (parse_readelf_line): New function.
3258 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3259 * testsuite/plugin_test_2.sh: Likewise.
3260 * testsuite/plugin_test_3.sh: Likewise.
3261 * testsuite/plugin_test_4.sh: New test case.
3262
62a6d109
ILT		 32632009-01-07 Ian Lance Taylor <iant@google.com>
3264
3265 * version.cc (version_string): Bump to 1.8.
3266
483620e8
CC		 32672008-12-23 Cary Coutant <ccoutant@google.com>
3268
3269 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3270 * plugin.cc (Plugin_manager::finish): Rename as
3271 layout_deferred_objects. Move cleanup to separate function.
3272 (Plugin_manager::cleanup): New function.
3273 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3274 separately.
3275 * plugin.h (Plugin_manager::finish): Rename as
3276 layout_deferred_objects.
3277 (Plugin_manager::cleanup): New function.
3278 (Plugin_manager::cleanup_done): New field.
3279
d66a9eb3
CC		 32802008-12-23 Cary Coutant <ccoutant@google.com>
3281
3282 * plugin.cc (is_visible_from_outside): New function.
3283 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3284 so we don't return "IR only" status for exported symbols or -r links.
3285
3286 * testsuite/Makefile.am (plugin_test_3): New test case.
3287 * testsuite/Makefile.in: Regenerate.
3288 * testsuite/plugin_test_3.sh: New file.
3289
5995b570
CC		 32902008-12-22 Cary Coutant <ccoutant@google.com>
3291
3292 * object.cc (Sized_relobj::layout_section): New function.
3293 (Sized_relobj::do_layout): Defer layout of input sections until after
3294 plugin has provided replacement files.
3295 (Sized_relobj::do_layout_deferred_sections): New function.
3296 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3297 (Relobj::layout_deferred_sections): New function.
3298 (Relobj::do_layout_deferred_sections): New function.
3299 (Sized_relobj::do_layout_deferred_sections): New function.
3300 (Sized_relobj::layout_section): New function.
3301 (Sized_relobj::Deferred_layout): New structure.
3302 (Sized_relobj::deferred_layout_): New field.
3303 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3304 Change all callers. Layout deferred sections.
3305 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3306 references.
3307 (Plugin_hook::run): Move code from do_plugin_hook inline.
3308 (Plugin_hook::do_plugin_hook): Remove.
3309 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3310 (Plugin_manager::finish): Renamed, was cleanup.
3311 (Plugin_manager::should_defer_layout): New function.
3312 (Plugin_manager::add_deferred_layout_object): New function.
3313 (Plugin_manager::Deferred_layout_list): New type.
3314 (Plugin_manager::deferred_layout_objects_): New field.
3315 (Plugin_hook::do_plugin_hook): Remove.
3316
ee769c88
ILT		 33172008-12-17 Ian Lance Taylor <iant@google.com>
3318
3319 * options.h (class General_options): Add --no case for
3320 --export-dynamic.
3321
abc8dcba
CC		 33222008-12-16 Cary Coutant <ccoutant@google.com>
3323
3324 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3325 vector.
3326 (Plugin_manager::claim_file): Create plugin object even if
3327 plugin did not call the add_symbols callback.
3328 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3329 asking for more symbols than were added.
3330 * testsuite/Makefile.am (plugin_test_1): Add test case with
3331 no global symbols.
3332 (empty.syms): New target.
3333 * testsuite/Makefile.in: Regenerate.
3334 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3335 message. Don't call add_symbols if no globals.
3336 (all_symbols_read_hook): Don't provide replacement for empty
3337 claimed file.
3338
b0074644
ILT		 33392008-12-12 Ian Lance Taylor <iant@google.com>
3340
68943102
ILT		 3341 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3342 r_type == 0 for a local symbol with r_sym == 0.
3343 (scan_relocatable_relocs): Pass r_sym to
3344 local_non_section_strategy.
3345 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3346 r_sym parameter.
3347
b0074644
ILT		 3348 * configure.ac: Update test for TLS descriptors: they are
3349 supported as of glibc 2.9.
3350 * configure: Rebuild.
3351
c2508178
ILT		 33522008-12-11 Ian Lance Taylor <iant@google.com>
3353
3354 PR 7091
3355 * target-reloc.h (Default_scan_relocatable_relocs): For each
3356 function, map r_type == 0 to RELOC_DISCARD.
3357
2756a258
CC		 33582008-12-10 Cary Coutant <ccoutant@google.com>
3359
3360 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3361 object to override a kept COMDAT group from a plugin object.
3362
bb6f53d3
ILT		 33632008-12-09 Ian Lance Taylor <iant@google.com>
3364
fbc558e1
ILT		 3365 PR 7088
3366 * yyscript.y (file_cmd): Handle INPUT.
3367
bb6f53d3
ILT		 3368 * testsuite/initpri1.c: Change all declarations to be full
3369 prototypes by adding void, to avoid compiler warnings.
3370
4674ecfc
CC		 33712008-12-05 Rafael Avila de Espindola <espindola@google.com>
3372
3373 * options.cc (General_options::parse_plugin_opt): New.
3374 (General_options::add_plugin): The argument now is just the filename.
3375 (General_options::add_plugin_option): New.
3376 * options.h (plugin_opt): New.
3377 (add_plugin): Change argument name.
3378 (add_plugin_option): New.
3379 * plugin.cc (Plugin::load): Don't parse the plugin option.
3380 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3381 (Plugin::add_option): New.
3382 (Plugin::args_): Change type.
3383 (Plugin::filename_): New.
3384 (Plugin_manager::add_plugin_option): New.
3385 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3386 * testsuite/Makefile.in: Regenerate.
3387
fd06b4aa
CC		 33882008-12-05 Cary Coutant <ccoutant@google.com>
3389
3390 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3391 Handle --strip-lto-sections option.
3392 * options.h (strip_lto_sections): New option.
3393
6c52134c
CC		 33942008-12-01 Cary Coutant <ccoutant@google.com>
3395
3396 * plugin.cc (ld_plugin_message): Change format parameter to const.
3397 Fix mismatch between new[] and delete.
3398
a45248e0
CC		 33992008-11-14 Cary Coutant <ccoutant@google.com>
3400
3401 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3402 instead of -1U.
3403
c82fbeee
CS		 34042008-11-05 Craig Silverstein <csilvers@google.com>
3405
3406 * options.cc (General_options::parse_dynamic_list): New function.
3407 * options.h (General_options): New flags dynamic_list,
3408 dynamic_list_data, dynamic_list_cpp_new, and
3409 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3410 (General_options::in_dynamic_list): New function.
3411 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3412 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3413 (Lex::can_continue_name): Likewise.
3414 (yylex): Likewise.
3415 (read_script_file): New parameter script_options.
3416 (read_dynamic_list): New function.
3417 (Script_options::define_dynamic_list): New function.
3418 (dynamic_list_keyword_parsecodes): New variable.
3419 (dynamic_list_keywords): New variable.
3420 * script.h (Script_options::define_dynamic_list): New function
3421 prototype.
3422 (read_dynamic_list): New function prototype.
3423 * symtab.cc (strprefix): New macro.
3424 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3425 dynamic_list_data, dynamic_list_cpp_new, and
3426 dynamic_list_cpp_typeinfo.
3427 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3428 (dynamic_list_expr): New rule.
3429 (dynamic_list_nodes): Likewise.
3430 (dynamic_list_node): Likewise.
3431 * testsuite/Makefile.am (dynamic_list): New test.
3432 * testsuite/Makefile.in: Regenerated.
3433 * testsuite/dynamic_list.t: New file.
3434 * testsuite/dynamic_list.sh: New file.
3435
e0bb29a5
CS		 34362008-11-05 Craig Silverstein <csilvers@google.com>
3437
3438 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3439 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3440 (t11_last): Likewise.
3441 * testsuite/ver_test_6.c (main): Likewise.
3442
4e1e25e0
CC		 34432008-10-07 Cary Coutant <ccoutant@google.com>
3444
3445 * options.c (General_options::finalize): Add check for -static and
3446 -shared.
3447 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3448 is not empty.
3449
92f03fcb
CC		 34502008-10-02 Cary Coutant <ccoutant@google.com>
3451
3452 * plugin.cc (make_sized_plugin_object): Fix conditional
3453 compilation to work when not all targets are enabled.
3454
fbd8a257
CC		 34552008-09-29 Cary Coutant <ccoutant@google.com>
3456
3457 * archive.cc (Archive::get_file_and_offset): Use filename instead
3458 of name to get library path.
3459 (Archive::include_member): Unlock external member of a thin archive.
3460
3461 * testsuite/Makefile.am (TEST_AR): New variable.
3462 (thin_archive_test_1): New test.
3463 (thin_archive_test_2): New test.
81636b3f
CC		 3464 * testsuite/Makefile.in: Regenerate.
3465 * testsuite/thin_archive_main.cc: New file.
3466 * testsuite/thin_archive_test_1.cc: New file.
3467 * testsuite/thin_archive_test_2.cc: New file.
3468 * testsuite/thin_archive_test_3.cc: New file.
3469 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3470
eff45813
CC		 34712008-09-29 Cary Coutant <ccoutant@google.com>
3472
3473 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3474 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3475 instead of -1U.
3476 (Sized_relobj::do_finalize_local_symbols): Likewise.
3477 (Sized_relobj::map_to_kept_section): Likewise.
3478 * object.h (Sized_relobj::invalid_address): New constant.
3479 (Sized_relobj::do_output_section_offset): Check for invalid_address
3480 and return -1ULL.
3481 * output.cc (Output_reloc::local_section_offset): Use constant
3482 invalid_address instead of -1U.
3483 (Output_reloc::get_address): Likewise.
3484 (Output_section::output_address): Change -1U to -1ULL.
3485 * output.h (Output_reloc::invalid_address): New constant.
3486 * reloc.cc (Sized_relobj::write_sections): Use constant
3487 invalid_address instead of -1U.
3488 (Sized_relobj::relocate_sections): Likewise.
3489 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3490 values for merge sections.
3491 * target-reloc.h (relocate_for_relocatable): Use constant
3492 invalid_address instead of -1U.
3493
89fc3421
CC		 34942008-09-19 Cary Coutant <ccoutant@google.com>
3495
3496 Add plugin functionality for link-time optimization (LTO).
3497 * configure.ac (plugins): Add --enable-plugins option.
3498 * configure: Regenerate.
3499 * config.in: Regenerate.
3500 * Makefile.am (LIBDL): New variable.
3501 (CCFILES): Add plugin.cc.
3502 (HFILES): Add plugin.h.
3503 (ldadd_var): Add LIBDL.
3504 * Makefile.in: Regenerate.
3505
3506 * archive.cc: Include "plugin.h".
3507 (Archive::setup): Don't preread archive symbols when using a plugin.
3508 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3509 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3510 files.
3511 (Archive::include_member): Add symbols from plugin objects.
3512 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3513 * descriptors.cc (Descriptors::open): Check for file descriptors
3514 abandoned by plugins.
3515 (Descriptors::claim_for_plugin): New function.
3516 * descriptors.h (Descriptors::claim_for_plugin): New function.
3517 (Open_descriptor::is_claimed): New field.
3518 (claim_descriptor_for_plugin): New function.
3519 * fileread.cc (File_read::claim_for_plugin): New function.
3520 * fileread.h (File_read::claim_for_plugin): New function.
3521 (File_read::descriptor): New function.
3522 * gold.cc: Include "plugin.h".
3523 (queue_initial_tasks): Add task to call plugin hooks for generating
3524 new object files.
3525 * main.cc: Include "plugin.h".
3526 (main): Load plugin libraries.
3527 * object.h (Pluginobj): Declare.
3528 (Object::pluginobj): New function.
3529 (Object::do_pluginobj): New function.
3530 (Object::set_target): New function.
3531 * options.cc: Include "plugin.h".
3532 (General_options::parse_plugin): New function.
3533 (General_options::General_options): Initialize plugins_ field.
3534 (General_options::add_plugin): New function.
3535 * options.h (Plugin_manager): Declare.
3536 (General_options): Add --plugin option.
3537 (General_options::has_plugins): New function.
3538 (General_options::plugins): New function.
3539 (General_options::add_plugin): New function.
3540 (General_options::plugins_): New field.
3541 * plugin.cc: New file.
3542 * plugin.h: New file.
3543 * readsyms.cc: Include "plugin.h".
3544 (Read_symbols::do_read_symbols): Check for archive before checking
3545 for ELF file. Call plugin hooks to claim files.
3546 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3547 from a real object file; force override when processing replacement
3548 files.
3549 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3550 (Symbol::init_base_object): Likewise.
3551 (Symbol::init_base_output_data): Likewise.
3552 (Symbol::init_base_output_segment): Likewise.
3553 (Symbol::init_base_constant): Likewise.
3554 (Symbol::init_base_undefined): Likewise.
3555 (Symbol::output_section): Assert that object is not a plugin.
3556 (Symbol_table::add_from_pluginobj): New function.
3557 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3558 undefined.
3559 (Symbol_table::sized_write_globals): Likewise.
3560 (Symbol_table::add_from_pluginobj): Instantiate template.
3561 * symtab.h (Sized_pluginobj): Declare.
3562 (Symbol::in_real_elf): New function.
3563 (Symbol::set_in_real_elf): New function.
3564 (Symbol::in_real_elf_): New field.
3565 (Symbol_table::add_from_pluginobj): New function.
3566
3567 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3568 (LIBDL): New variable.
3569 (LDADD): Add LIBDL.
3570 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3571 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3572 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3573 (MOSTLYCLEANFILES): Likewise.
3574 * testsuite/Makefile.in: Regenerate.
3575 * testsuite/plugin_test.c: New file.
3576 * testsuite/plugin_test_1.sh: New file.
3577 * testsuite/plugin_test_2.sh: New file.
3578
de31bda5
ILT		 35792008-09-16 Ian Lance Taylor <iant@google.com>
3580
9c2d0ef9
ILT		 3581 * target-reloc.h (relocate_section): Check whether a symbol is
3582 defined by the ABI before reporting an undefined symbol error.
3583 * target.h (Target::is_defined_by_abi): Make parameter const.
3584 (Target::do_is_defined_by_abi): Likewise.
3585 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3586 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3587 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3588 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3589 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3590 * testsuite/Makefile.in: Rebuild.
3591
de31bda5
ILT		 3592 * fileread.cc (make_view): Add casts to avoid warning.
3593
9fa33bee
AO		 35942008-09-16 Alexandre Oliva <aoliva@redhat.com>
3595
3596 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3597 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3598
183fd0e3
AO		 35992008-09-16 Alexandre Oliva <aoliva@redhat.com>
3600
3601 * options.h (General_options::output_is_executable): New.
3602 (General_options::output_is_pie): New.
3603 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3604 for shared libraries.
3605 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3606
7be8330a
CD		 36072008-09-11 Chris Demetriou <cgd@google.com>
3608
3609 * options.h (origin): New -z option.
3610 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3611 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3612 in DT_FLAGS_1.
3613
a9caad02
CC		 36142008-09-05 Cary Coutant <ccoutant@google.com>
3615
3616 * fileread.cc (File_read::make_view): Add check for attempt to map
3617 beyond end of file.
3618
ae6dce4d
CC		 36192008-09-05 Cary Coutant <ccoutant@google.com>
3620
3621 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3622 explicit instantiations.
3623
d7ab2a47
KVH		 36242008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3625
3626 PR gold/6858
3627 * options.cc (General_options::finalize): Allow undefined symbols
3628 in shlibs if linking -shared.
3629
3630 PR gold/6859
3631 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3632 symbols as not needing a dynsym entry.
3633
1e52a9c1
CS		 36342008-08-20 Craig Silverstein <csilvers@google.com>
3635
3636 * fileread.cc (File_read::open): Do not lock the file unless it
3637 was successfully opened.
3638
d85c80a3
CC		 36392008-08-14 Cary Coutant <ccoutant@google.com>
3640
3641 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3642 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3643 * testsuite/tls_test.cc (struct int128): 128-bit struct
3644 for testing TLS relocs with non-zero addend.
3645 (v12): New TLS variable.
3646 (t12): New test.
3647 (t_last): Add check for v12.
3648 * testsuite/tls_test.h (t12): New function.
3649 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3650
2d924fd9
ILT		 36512008-08-13 Ian Lance Taylor <iant@google.com>
3652
3653 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3654 set tls_segment_ or relro_segment_.
3655 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3656 when appropriate.
3657 * output.h (Output_section::clear_is_relro): New function.
3658 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3659 sections specially even when output_data_ is empty.
3660 (Output_segment::maximum_alignment): When first section is relro,
3661 only force alignment for PT_LOAD segments.
3662 * script.cc (script_data_segment_align): New function.
3663 (script_data_segment_relro_end): New function.
3664 * script-c.h (script_data_segment_align): Declare.
3665 (script_data_segment_relro_end): Declare.
3666 * script-sections.h (class Script_sections): Declare
3667 data_segment_align and data_segment_relro_end. Add fields
3668 segment_align_index_ and saw_relro_end_.
3669 * script-sections.cc (class Sections_element): Add set_is_relro
3670 virtual function. Add new bool* parameter to place_orphan_here.
3671 Add get_output_section virtual function.
3672 (class Output_section_definition): Add set_is_relro. Add new
3673 bool* parameter to place_orphan_here. Add get_output_section.
3674 Add is_relro_ field.
3675 (Output_section_definition::Output_section_definition): Initialize
3676 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3677 and is_relro_ fields.
3678 (Output_section_definition::place_orphan_here): Add is_relro
3679 parameter.
3680 (Output_section_definition::set_section_addresses): Set relro for
3681 output section.
3682 (Output_section_definition::alternate_constraint): Likewise.
3683 (class Orphan_output_section): Add new bool* parameter to
3684 place_orphan_here. Add get_output_section.
3685 (Orphan_output_section::place_orphan_here): Add is_relro
3686 parameter.
3687 (Script_sections::Script_sections): Initialize
3688 data_segment_align_index_ and saw_relro_end_.
3689 (Script_sections::data_segment_align): New function.
3690 (Script_sections::data_segment_relro_end): New function.
3691 (Script_sections::place_orphan): Set or clear is_relro.
3692 (Script_sections::set_section_addresses): Force alignment of first
3693 TLS section.
3694 * yyscript.y (exp): Call script_data_segment_align and
3695 script_data_segment_relro_end.
3696 * testsuite/relro_script_test.t: New file.
3697 * testsuite/relro_test.cc (using_script): Declare.
3698 (t1, t2): Test using_script.
3699 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3700 (relro_script_test_SOURCES): Define.
3701 (relro_script_test_DEPENDENCIES): Define.
3702 (relro_script_test_LDFLAGS): Define.
3703 (relro_script_test_LDADD): Define.
3704 (relro_script_test.so): New target.
3705 * testsuite/Makefile.in: Rebuild.
3706
f827c9a9
CC		 37072008-08-06 Cary Coutant <ccoutant@google.com>
3708
3709 * archive.cc (Archive::total_archives, Archive::total_members)
3710 (Archive::total_members_loaded): New variables.
3711 (Archive::setup): Add parameter. Add option to preread
3712 archive symbols.
3713 (Archive::read_armap): Add counter.
3714 (Archive::get_file_and_offset): New function.
3715 (Archive::get_elf_object_for_member): New function.
3716 (Archive::read_all_symbols): New function.
3717 (Archive::read_symbols): New function.
3718 (Archive::add_symbols): Add counters.
3719 (Archive::include_all_members): Use armap to find members if it's
3720 already built.
3721 (Archive::include_member): Skip reading symbols if already read.
3722 Factored code into Archive::get_file_and_offset and
3723 Archive::get_elf_object_for_member. Changed call to
3724 Mapfile::report_include_archive_member.
3725 (Archive::print_stats): New function.
3726 * archive.h: Declare Object and Read_symbols_data classes.
3727 (Archive::Archive): Add initializers for new members.
3728 (Archive::setup): Add parameter.
3729 (Archive::print_stats): New function.
3730 (Archive::total_archives, Archive::total_members)
3731 (Archive::total_members_loaded): New variables.
3732 (Archive::get_file_and_offset): New function.
3733 (Archive::get_elf_object_for_member): New function.
3734 (Archive::read_all_symbols): New function.
3735 (Archive::read_symbols): New function.
3736 (Archive::Archive_member): New class.
3737 (Archive::members_): New member.
3738 (Archive::num_members_): New member.
3739 * main.cc: Include archive.h.
3740 (main): Call Archive::print_stats.
3741 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3742 archive parameter; member_name is now the fully-decorated name.
3743 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3744 * options.h: (General_options): Add --preread-archive-symbols option.
3745 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3746 Archive::setup.
3747
de4c45bd
ILT		 37482008-08-04 Ian Lance Taylor <iant@google.com>
3749
3750 * symtab.h (Symbol::use_plt_offset): New function.
3751 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3752 * powerpc.cc (Relocate::relocate): Likewise.
3753 * sparc.cc (Relocate::relocate): Likewise.
3754 * x86_64.cc (Relocate::relocate): Likewise.
3755 * testsuite/weak_plt.sh: New test.
3756 * testsuite/weak_plt_main.cc: New test.
3757 * testsuite/weak_plt_shared.cc: New test.
3758 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3759 (check_PROGRAMS): Add weak_plt.
3760 (check_DATA): Add weak_plt_shared.so.
3761 (weak_plt_main_pic.o, weak_plt): New targets.
3762 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3763 * testsuite/Makefile.in: Rebuild.
3764
3765 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3766 gcctestdir/ld.
3767 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3768 * testsuite/Makefile.in: Rebuild.
3769
323ee3f4
AM		 37702008-08-04 Alan Modra <amodra@bigpond.net.au>
3771
3772 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3773 * Makefile.in: Regenerate.
3774 * po/POTFILES.in: Regenerate.
3775
7c07ecec
ILT		 37762008-07-29 Ian Lance Taylor <iant@google.com>
3777
3778 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3779 symbols before other symbols.
3780 * testsuite/script_test_2.cc (test_addr): Declare.
3781 (test_addr_alias): Declare.
3782 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3783 values.
7c07ecec
ILT		 3784 * testsuite/script_test_2.t: Define test_addr_alias and
3785 test_addr.
3786
5778530e
ILT		 37872008-07-24 Ian Lance Taylor <iant@google.com>
3788
2a00e4fb
ILT		 3789 PR 5990
3790 * descriptors.cc: New file.
3791 * descriptors.h: New file.
3792 * gold-threads.h (class Hold_optional_lock): New class.
3793 * fileread.cc: Include "descriptors.h".
3794 (File_read::~File_read): Release descriptor rather than closing
3795 it.
3796 (File_read::open) [file]: Call open_descriptor rather than open.
3797 Set is_descriptor_opened_.
3798 (File_read::open) [memory]: Assert that descriptor is not open.
3799 (File_read::reopen_descriptor): New function.
3800 (File_read::release): Release descriptor.
3801 (File_read::do_read): Make non-const. Reopen descriptor.
3802 (File_read::read): Make non-const.
3803 (File_read::make_view): Reopen descriptor.
3804 (File_read::do_readv): Likewise.
3805 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3806 Update declarations.
3807 * layout.cc: Include "descriptors.h".
3808 (Layout::create_build_id): Use open_descriptor rather than open.
3809 * output.cc: Include "descriptors.h".
3810 (Output_file::open): Use open_descriptor rather than open.
3811 * archive.cc (Archive::const_iterator): Change Archive to be
3812 non-const.
3813 (Archive::begin, Archive::end): Make non-const.
3814 (Archive::count_members): Likewise.
3815 * archive.h (class Archive): Update declarations.
3816 * object.h (Object::read): Make non-const.
3817 * Makefile.am (CCFILES): Add descriptors.cc.
3818 (HFILES): Add descriptors.h.
3819 * Makefile.in: Rebuild.
3820
801647d1
ILT		 3821 PR 6716
3822 * gold.h: Always include <clocale>. Add Solaris workarounds
3823 following code in binutils/sysdep.h.
3824
5edd166e
ILT		 3825 PR 6048
3826 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3827 this->eh_frame_hdr_ is NULL before using it.
3828
c89ad728
ILT		 3829 * dynobj.cc (Versions::Versions): Update comment.
3830
aa86f06b
ILT		 3831 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3832 the base version name.
3833
5778530e
ILT		 3834 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3835 array size plus one.
3836 (Stringpool_template::set_string_offsets): Subtract one from key
3837 before using it as an array index.
3838 (Stringpool_template::get_offset_with_length): Likewise.
3839 (Stringpool_template::write_to_buffer): Likewise.
3840 * stringpool.h (Stringpool_template::get_offset_from_key):
3841 Likewise.
3842
057ead22
ILT		 38432008-07-23 Ian Lance Taylor <iant@google.com>
3844
7f649c59
ILT		 3845 PR 6658
3846 * object.h (Merged_symbol_value::value): Do our best to handle a
3847 negative addend.
3848
057ead22
ILT		 3849 PR 6647
3850 * script.cc (Version_script_info::get_versions): Don't add empty
3851 version tag to return value.
3852 (Version_script_info::get_symbol_version_helper): Change return
3853 type to bool. Add pversion parameter. Change all callers.
3854 (script_register_vers_node): Don't require a non-NULL tag.
3855 * script.h (class Version_script_info): Update declarations.
3856 (Version_script_info::get_symbol_version): Change return type to
3857 bool. Add version parameter. Change all callers.
3858 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3859 handling. Handle an empty version from a version script.
3860 (Symbol_table::define_special_symbol): Likewise.
3861 * testsuite/ver_test_10.script: New file.
3862 * testsuite/ver_test_10.sh: New file.
3863 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3864 (check_DATA): Add ver_test_10.syms.
3865 (ver_test_10.syms, ver_test_10.so): New target.
3866 * testsuite/Makefile.in: Rebuild.
3867
58e54ac2
CD		 38682008-07-23 Simon Baldwin <simonb@google.com>
3869
3870 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3871 to zero for undefined symbols from dynamic libraries.
3872
95d14cd3
ILT		 38732008-07-23 Ian Lance Taylor <iant@google.com>
3874
3875 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3876 Change all callers.
3877 * symtab.h (class Symbol_table): Update declaration.
3878 * testsuite/ver_test_9.cc: New file.
3879 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3880 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3881 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3882 (ver_test_9.so, ver_test_9.o): New targets.
3883 * testsuite/Makefile.in: Rebuild.
3884
92de84a6
ILT		 38852008-07-22 Ian Lance Taylor <iant@google.com>
3886
34810851
ILT		 3887 * options.h (class General_options): Define --check-sections.
3888 * layout.cc (Layout::set_segment_offsets): Handle
3889 --check-sections.
3890
af6156ef
ILT		 3891 * options.h (class General_options): Define -n/--nmagic and
3892 -N/--omagic.
3893 * options.cc (General_options::finalize): For -n/--nmagic or
3894 -N/--omagic, set -static.
3895 * layout.cc (Layout::attach_allocated_section_to_segment): If
3896 -N/--omagic, don't put read-only and read-write sections in
3897 different segments.
3898 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3899 finding a read-only segment.
3900 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3901 don't set the minimum segment alignment to the common page size,
3902 and don't set the file offset to the address modulo the page size.
3903 * script-sections.cc (Script_sections::create_segments): If
3904 -n/--omagic, don't put read-only and read-write sections in
3905 different segments.
3906
92de84a6
ILT		 3907 * cref.cc: New file.
3908 * cref.h: New file.
3909 * options.h (class General_options): Add --print-symbol-counts.
3910 * main.cc (main): Issue defined symbol report if requested.
3911 * archive.cc (Archive::interpret_header): Make into a const member
3912 function.
3913 (Archive::add_symbols): Call Input_objects::archive_start and
3914 archive_stop.
3915 (Archive::const_iterator): Define new class.
3916 (Archive::begin, Archive::end): New functions.
3917 (Archive::include_all_members): Rewrite to use iterator.
3918 (Archive::count_members): New function.
3919 * archive.h (class Archive): Update declarations.
3920 (Archive::filename): New function.
3921 * object.cc: Include "cref.h".
3922 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3923 (Sized_relobj::do_get_global_symbol_counts): New function.
3924 (Input_objects::add_object): Add object to cross-referencer.
3925 (Input_objects::archive_start): New function.
3926 (Input_objects::archive_stop): New function.
3927 (Input_objects::print_symbol_counts): New function.
3928 * object.h: Declare Cref and Archive.
3929 (Object::get_global_symbol_counts): New function.
3930 (Object::do_get_global_symbol_counts): New pure virtual function.
3931 (class Sized_relobj): Add defined_count_ field. Update
3932 declarations.
3933 (class Input_objects): Add cref_ field. Update constructor.
3934 Update declarations.
3935 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3936 defined_count_.
3937 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3938 symbol counts.
3939 (Sized_dynobj::do_get_global_symbol_counts): New function.
3940 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3941 defined_count_. Update declarations. Define Symbols typedef.
3942 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3943 parameter. Change all callers.
3944 (Symbol_table::add_from_dynobj): Add sympointers and defined
3945 parameters. Change all callers.
3946 * symtab.h (class Symbol_table): Update declarations.
3947 * Makefile.am (CCFILES): Add cref.cc.
3948 (HFILES): Add cref.h.
3949 * Makefile.in: Rebuild.
3950
3f7c5e1d
CD		 39512008-07-22 Simon Baldwin <simonb@google.com>
3952
3953 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3954 to zero when writing undefined symbols.
3955
e0b64032
ILT		 39562008-07-22 Ian Lance Taylor <iant@google.com>
3957
3958 * output.cc (Output_section::add_input_section): Don't try to
3959 merge empty merge sections.
3960
096b02cf
CS		 39612008-07-21 Craig Silverstein <csilvers@google.com>
3962
3963 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3964 Include symbol version in error message.
cd536b21 3965
1d1f116d
CD		 39662008-07-20 Chris Demetriou <cgd@google.com>
3967
cd536b21 3968 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 3969 (RANDOM_SEED_CFLAGS): New substituted variable.
3970 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3971 * configure: Rebuild.
3972 * Makefile.in: Likewise.
3973 * testsuite/Makefile.in: Likewise.
3974
a18f591e
ILT		 39752008-07-18 Ian Lance Taylor <iant@google.com>
3976
3977 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3978 where we see NAME/NULL and NAME/VERSION as separate symbols.
3979 * testsuite/ver_test_main.cc (main): Call t4.
3980 (t4, t4_2a): Define.
3981 * testsuite/ver_test_2.cc (t4_2): Define.
3982 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3983 * testsuite/ver_test_4.cc (t4_2a): Define.
3984 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3985 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3986
c6e3f6ed
ILT		 39872008-07-17 Ian Lance Taylor <iant@google.com>
3988
3989 * dynobj.cc (Versions::add_def): If we give an error about a
3990 missing version, go ahead and create the version anyhow.
3991
ef9beddf
ILT		 39922008-07-10 Ian Lance Taylor <iant@google.com>
3993
3994 Handle output sections with more than 0x7fffffff bytes.
3995 * object.h (class Relobj): Change map_to_output_ to
3996 output_sections_, and just keep a section pointer. Change all
3997 uses. Move comdat group support to Sized_relobj.
3998 (Relobj::is_section_specially_mapped): Remove.
3999 (Relobj::output_section): Remove poff parameter. Change all
4000 callers.
4001 (Relobj::output_section_offset): New function.
4002 (Relobj::set_section_offset): Rewrite.
4003 (Relobj::map_to_output): Remove.
4004 (Relobj::output_sections): New function.
4005 (Relobj::do_output_section_offset): New pure virtual function.
4006 (Relobj::do_set_section_offset): Likewise.
4007 (class Sized_relobj): Add section_offsets_ field. Add comdat
4008 group support from Relobj. Update declarations.
4009 (Sized_relobj::get_output_section_offset): New function.
4010 (Sized_relobj::do_output_section_offset): New function.
4011 (Sized_relobj::do_set_section_offset): New function.
4012 * object.cc (Relobj::output_section_address): Remove.
4013 (Sized_relobj::Sized_relobj): Initialize new fields.
4014 (Sized_relobj::include_section_group): Cast find_kept_object to
4015 Sized_relobj.
4016 (Sized_relobj::include_linkonce_section): Likewise.
4017 (Sized_relobj::do_layout): Use separate arrays for output section
4018 and output offset.
4019 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4020 output_sections.
4021 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4022 output_sections and section_offsets.
4023 (Sized_relobj::write_local_symbols): Likewise.
4024 (map_to_kept_section): Compute output address directly.
4025 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4026 output_sections and section_offsets.
4027 (Sized_relobj::write_sections): Likewise.
4028 (Sized_relobj::relocate_sections): Likewise.
4029 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4030 * output.h (class Output_reloc): Update declarations. Change
4031 u2_.relobj to Sized_relobj*.
4032 (class Output_data_reloc): Change add functions to use
4033 Sized_relobj*.
4034 * output.cc (Output_reloc::Output_reloc): Change relobj to
4035 Sized_relobj*.
4036 (Output_reloc::local_section_offset): Change return type to
4037 Elf_Addr. Use get_output_section_offset.
4038 (Output_reloc::get_address): Likewise.
4039 (Output_section::is_input_address_mapped): Don't call
4040 is_section_specially_mapped.
4041 (Output_section::output_offset): Likewise.
4042 (Output_section::output_address): Likewise.
4043 (Output_section::starting_output_address): Likewise.
4044 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4045 parameter to Sized_relobj*.
4046 (Copy_relocs::need_copy_reloc): Likewise.
4047 (Copy_relocs::save): Likewise.
4048 * copy-relocs.h (class Copy_relocs): Update declarations.
4049 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4050 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4051 * target-reloc.h (relocate_for_relocatable): Change
4052 offset_in_output_section type to Elf_Addr. Change code that uses
4053 it as well.
4054 * layout.cc (Layout::layout): Always set *off.
4055 * mapfile.cc (Mapfile::print_input_section): Use
4056 output_section_offset.
4057 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4058 Sized_relobj*.
4059 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4060 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4061 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4062
5cb66f97
ILT		 40632008-07-03 Ian Lance Taylor <iant@google.com>
4064
4065 * layout.cc (Layout::include_section): Do not discard unrecognized
4066 SHT_STRTAB sections.
4067
afe47622
CS		 40682008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4069
4070 * script.cc (Lex::can_continue_name): Make '?' allowable in
4071 version-script names.
4072 * testsuite/version_script.map: Change glob pattern to use '?'
4073
5adf9721
ILT		 40742008-06-30 Manish Singh <yosh@gimp.org>
4075
4076 PR 6585
4077 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4078 Correct typo.
4079
e6fde208
ILT		 40802008-06-30 Ian Lance Taylor <iant@google.com>
4081
4082 PR 6660
4083 PR 6682
4084 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4085 versions]: Don't try to read the value in the contents, since we
4086 don't use it. Use the template endianness when writing.
4087
3f2e6a2d
CC		 40882008-06-25 Cary Coutant <ccoutant@google.com>
4089
4090 * fileread.cc (File_read::make_view): Assert on zero-length view.
4091 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4092 symbol table when there are no symbols to read.
4093
c43d3a48
CS		 40942008-06-23 Craig Silverstein <csilvers@google.com>
4095
4096 * version.cc (version_string): Bump to 1.7
4097
5f494ea0
CS		 40982008-06-18 Craig Silverstein <csilvers@google.com>
4099
4100 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4101 constant 0xFFFF to type Valtype.
4102 (Powerpc_relocate_functions::rel16_ha): Likewise.
4103
c42e122e
ILT		 41042008-06-17 Ian Lance Taylor <iant@google.com>
4105
f34787f8
ILT		 4106 * output.h (Output_section::Input_section): Initialize p2align_ to
4107 zero for Output_section_data constructors.
4108 (Output_section::Input_section::addralign): If not an input
4109 section, return the alignment of the Output_section_data.
4110 * testsuite/copy_test.cc: New file.
4111 * testsuite/copy_test_1.cc: New file.
4112 * testsuite/copy_test_2.cc: New file.
4113 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4114 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4115 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4116 (copy_test_1_pic.o, copy_test_1.so): New targets.
4117 (copy_test_2_pic.o, copy_test_2.so): New targets.
4118 * testsuite/Makefile.in: Rebuild.
4119
c42e122e
ILT		 4120 * script-sections.cc (Script_sections::place_orphan): Initialize
4121 local variable exact.
4122
ce3ac18a
DE		 41232008-06-13 David Edelsohn <edelsohn@gnu.org>
4124
4125 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4126
42cacb20
DE		 41272008-06-12 David Edelsohn <edelsohn@gnu.org>
4128 David S. Miller <davem@davemloft.net>
4129
4130 * powerpc.cc: New file.
4131 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4132 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4133 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4134 * Makefile.in: Rebuild.
4135
7b308235
ILT		 41362008-06-09 Ian Lance Taylor <iant@google.com>
4137
4138 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4139 <exception>.
4140 (throwing, orig_terminate): New static variables.
4141 (terminate_handler): New static function.
4142 (t2): Set terminate handler.
4143
f0b886e3
ILT		 41442008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4145
4146 PR 6584
cd536b21 4147 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4148 alignment.
4149
3e90f135
CC		 41502008-05-30 Cary Coutant <ccoutant@google.com>
4151
4152 * archive.cc (Archive::include_all_members) Correct to step
4153 over symbol table and extended name table in thin archives.
4154
e09ad04a
ILT		 41552008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4156
4157 PR 6407
4158 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4159 calculation.
4160
62b01cb5
ILT		 41612008-05-28 Caleb Howe <cshowe@google.com>
4162
4163 * reduced_debug_output.cc: New file.
4164 * reduced_debug_output.h: New file.
92de84a6 4165 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4166 * options.cc (General_options::finalize): Add strip_debug_non_line
4167 to the strip heirarchy.
4168 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4169 fields.
4170 * layout.cc: Include "reduced_debug_output.h".
4171 (Layout::Layout): Initialize new fields.
4172 (line_only_debug_sections): New static array.
4173 (is_lines_only_debug_sections): New static inline function.
4174 (Layout::include_section): Handle --strip-debug-non-line.
4175 (Layout::make_output_section): If --strip-debug-non-line, build
4176 new output sections for .debug_abbrev and .debug_info.
4177 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4178 gold. Warn about possible overflow.
4179 (read_signed_LEB_128): Likewise.
4180 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4181 (read_signed_LEB_128): Declare.
4182 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4183 (HFILES): Add reduced_debug_output.h.
4184 * Makefile.in: Rebuild.
4185
7d9e3d98
ILT		 41862008-05-21 Ian Lance Taylor <iant@google.com>
4187
4188 * mapfile.cc: New file.
4189 * mapfile.h: New file.
4190 * options.h (class General_options): Add -M/--print-map and -Map.
4191 * options.cc (General_options::finalize): Make -M equivalent to
4192 -Map -.
4193 * main.cc: Include <cstdio> and "mapfile.h".
4194 (main): Open mapfile if requested.
4195 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4196 constructor. Change caller.
4197 (queue_initial_tasks): Add mapfile parameter. Change caller.
4198 (queue_middle_tasks): Likewise.
4199 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4200 declarations.
4201 * archive.cc: Include "mapfile.h".
4202 (Archive::add_symbols): Add mapfile parameter. Change all
4203 callers. Pass mapfile, symbol, and reason to include_member.
4204 (Archive::include_all_members): Add mapfile parameter. Change all
4205 callers.
4206 (Archive::include_member): Add mapfile, sym, and why parameters.
4207 Change all callers. Report inclusion to map file.
4208 * archive.h: Include "fileread.h".
4209 (class Archive): Update declarations.
4210 (Archive::file): New const method.
4211 (class Add_archive_symbols): Add mapfile_ field. Update
4212 constructor. Change all callers.
4213 * readsyms.h (class Read_symbols): Likewise.
4214 (class Finish_group): Likewise.
4215 (class Read_script): Likewise.
4216 * common.cc: Include "mapfile.h".
4217 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4218 all callers.
4219 (Symbol_table::do_allocate_commons): Likewise.
4220 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4221 symbol allocation to mapfile.
4222 * common.h (class Allocate_commons_task): Add mapfile_ field.
4223 Update constructor. Change all callers.
4224 * symtab.h (class Symbol_table): Update declarations.
4225 * layout.cc: Include "mapfile.h".
4226 (Layout_task_runner::run): Print information to mapfile.
4227 (Layout::create_gold_note): Change Output_data_fixed_space to
4228 Output_data_zero_fill.
4229 (Layout::create_build_id): Likewise.
4230 (Layout::print_to_mapfile): New function.
4231 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4232 constructor. Change caller.
4233 (class Layout): Declare print_to_mapfile.
4234 * output.cc (Output_section::Input_section::print_to_mapfile): New
4235 function.
4236 (Output_section::add_input_section): If producing a map, always
4237 add to input_sections_ list.
4238 (Output_section::do_print_to_mapfile): New function.
4239 (Output_segment::print_sections_to_mapfile): New function.
4240 (Output_segment::print_section_list_to_mapfile): New function.
4241 * output.h: Include "mapfile.h".
4242 (Output_data::print_to_mapfile): New function.
4243 (Output_data::do_print_to_mapfile): New virtual function.
4244 (Output_segment_headers::do_print_to_mapfile): New function.
4245 (Output_file_header::do_print_to_mapfile): New function.
4246 (Output_data_const::do_print_to_mapfile): New function.
4247 (class Output_data_const_buffer): Add map_name_ field. Update
4248 constructor. Change all callers. Add do_print_to_mapfile
4249 function.
4250 (class Output_data_fixed_space): Likewise.
4251 (class Output_data_space): Likewise.
4252 (class Output_data_zero_fill): New class.
4253 (Output_data_strtab::do_print_to_mapfile): New function.
4254 (Output_data_reloc_base::do_print_to_mapfile): New function.
4255 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4256 (Output_data_group::do_print_to_mapfile): New function.
4257 (Output_data_got::do_print_to_mapfile): New function.
4258 (Output_data_dynamic::do_print_to_mapfile): New function.
4259 (Output_symtab_xindex::do_print_to_mapfile): New function.
4260 (class Output_section): Declare do_print_to_mapflie. Declare
4261 print_to_mapfile in Input_section.
4262 (class Output_segment): Declare new functions.
4263 * object.h (Sized_relobj::symbol_count): New function.
4264 * script-sections.cc
4265 (Output_section_element_dot_assignment::set_section_addresses):
4266 Change Output_data_fixed_space to Output_data_zero_fill.
4267 (Output_data_expression::do_print_to_mapfile): New function.
4268 * script.cc (read_input_script): Add mapfile parameter. Change
4269 all callers.
4270 * script.h (read_input_script): Update declaration.
4271 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4272 (Eh_frame::do_print_to_mapfile): New function.
4273 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4274 (Output_merge_string::do_print_to_mapfile): New function.
4275 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4276 function.
4277 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4278 function.
4279 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4280 function.
4281 * Makefile.am (CCFILES): Add mapfile.cc.
4282 (HFILES): Add mapfile.h.
4283 * Makefile.in: Rebuild.
4284
9f1d377b
ILT		 42852008-05-19 Ian Lance Taylor <iant@google.com>
4286
4287 * options.h (class General_options): Add -z relro.
4288 * layout.cc (Layout::Layout): Initialize relro_segment_.
4289 (Layout::add_output_section_data): Return the output section.
4290 (Layout::make_output_section): Rcognize relro sections and mark
4291 them appropriately.
4292 (Layout::attach_allocated_section_to_segment): Put relro sections
4293 in a PT_GNU_RELRO segment.
4294 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4295 section as relro.
4296 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4297 PT_TLS segments.
4298 (Layout::linkonce_mapping): Map d.rel.ro.local to
4299 .data.rel.ro.local.
4300 (Layout::output_section_name): Us .data.rel.ro.local for any
4301 section which begins with that.
4302 * layout.h (class Layout): Update add_output_section_data
4303 declaration. Add relro_segment_ field.
4304 * output.cc (Output_section::Output_section): Initialize is_relro_
4305 and is_relro_local_ fields.
4306 (Output_segment::add_output_section): Group relro sections.
4307 (Output_segment::is_first_section_relro): New function.
4308 (Output_segment::maximum_alignment): If there is a relro section,
4309 align the segment to the common page size.
4310 (Output_segment::set_section_addresses): Track whether we are
4311 looking at relro sections. If the last section is a relro
4312 section, align to the common page size.
4313 (Output_segment::set_section_list_addresses): Add in_relro
4314 parameter. Change all callers. Align to the page size when
4315 moving from relro to non-relro section.
4316 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4317 segment.
4318 * output.h (class Output_section): Add is_relro_ and
4319 is_relro_local_ fields.
4320 (Output_section::is_relro): New function.
4321 (Output_section::set_is_relro): New function.
4322 (Output_section::is_relro_local): New function.
4323 (Output_section::set_is_relro_local): New function.
4324 (class Output_segment): Update declarations.
4325 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4326 * sparc.cc (Target_sparc::got_section): Likewise.
4327 * x86_64.cc (Target_x86_64::got_section): Likewise.
4328 * testsuite/relro_test_main.cc: New file.
4329 * testsuite/relro_test.cc: New file.
4330 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4331 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4332 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4333 (relro_test.so, relro_test_pic.o): New targets.
4334 * testsuite/Makefile.in: Rebuild.
4335
a984ee1d
ILT		 43362008-05-16 Ian Lance Taylor <iant@google.com>
4337
01676dcd
ILT		 4338 * output.cc (Output_segment::add_output_section): Remove front
4339 parameter.
4340 * output.h (class Output_segment): Remove
4341 add_initial_output_section and overloaded add_output_section.
4342 Update declaration of remaining add_output_section.
4343 * layout.cc (Layout::create_interp): Call add_output_section
4344 rather than add_initial_output_section.
4345 (Layout::finish_dynamic_section): Likewise.
4346
497897f9
ILT		 4347 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4348 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4349 know the dynamic type.
4350 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4351 field. Initialize it in constructor.
4352 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4353 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4354 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4355 reloc.
4356
a984ee1d
ILT		 4357 * output.cc (Output_reloc::get_address): Change return type to
4358 Elf_Addr.
4359 * output.h (class Output_reloc): Update get_address declaration.
4360 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4361 for section addresses.
4362
55ba0940
ILT		 43632008-05-09 Ian Lance Taylor <iant@google.com>
4364
4365 PR 6493
4366 * gold.cc (gold_nomem): Use return value of write.
4367
75517b77
ILT		 43682008-05-08 Ian Lance Taylor <iant@google.com>
4369
4370 * symtab.c (Symbol::init_base_output_data): Add version
4371 parameter. Change all callers.
4372 (Symbol::init_base_output_segment): Likewise.
4373 (Symbol::init_base_constant): Likewise.
4374 (Symbol::init_base_undefined): Likewise.
4375 (Sized_symbol::init_output_data): Likewise.
4376 (Sized_symbol::init_output_segment): Likewise.
4377 (Sized_symbol::init_constant): Likewise.
4378 (Sized_symbol::init_undefined): Likewise.
4379 (Symbol_table::do_define_in_output_data): If the new symbol has a
4380 version, mark it as the default.
4381 (Symbol_table::do_define_in_output_segment): Likewise.
4382 (Symbol_table::do_define_as_constant): Likewise.
4383 * symtab.h (class Symbol): Update declarations.
4384 (class Sized_symbol): Likewise.
4385 * resolve.cc (Symbol::override_version): New function.
c42e122e 4386 (Symbol::override_base): Call override_version.
75517b77
ILT		 4387 (Symbol::override_base_with_special): Likewise.
4388 * testsuite/ver_script_8.script: New file.
4389 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4390 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4391 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4392 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4393
f1f70eae
ILT		 43942008-05-06 Ian Lance Taylor <iant@google.com>
4395
f3e9c5c5
ILT		 4396 PR 6049
4397 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4398 functions.
4399 (class General_options): Remove existing --undefined, and add
4400 --no-undefined instead. Add new --undefined as synonym for -u.
4401 * archive.cc (Archive::add_symbols): Check whether symbol was
4402 named with -u.
4403 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4404 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4405 all uses. Add IS_UNDEFINED. Update declarations to split
4406 different versions of init_base. Declare init_base_undefined.
4407 (Symbol::is_defined): Handle IS_UNDEFINED.
4408 (Symbol::is_undefined): Likewise.
4409 (Symbol::is_weak_undefined): Call is_undefined.
4410 (Symbol::is_absolute): Handle IS_CONSTANT.
4411 (class Sized_symbol): Update declarations to split different
4412 versions of init. Declare init_undefined.
4413 (class Symbol_table): Declare new functions.
4414 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4415 Change all callers.
4416 (Symbol::init_base_output_data): Likewise.
4417 (Symbol::init_base_output_segment): Likewise.
4418 (Symbol::init_base_constant): Likewise.
4419 (Symbol::init_base_undefined): New function.
4420 (Sized_symbol::init_object): Rename from init. Change all
4421 callers.
4422 (Sized_symbol::init_output_data): Likewise.
4423 (Sized_symbol::init_output_segment): Likewise.
4424 (Sized_symbol::init_constant): Likewise.
4425 (Sized_symbol::init_undefined): New function.
4426 (Symbol_table::add_undefined_symbols_from_command_line): New
4427 function.
4428 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4429 function.
4430 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4431 (Symbol::output_section): Likewise.
4432 (Symbol::set_output_section): Likewise.
4433 (Symbol_table::sized_finalize_symbol): Likewise.
4434 (Symbol_table::sized_write_globals): Likewise.
4435 * resolve.cc (Symbol_table::should_override): Likewise.
4436 (Symbol::override_base_with_special): Likewise.
4437
8bdcdf2c
ILT		 4438 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4439 symbol, change it to have default visibility.
4440 * testsuite/protected_1.cc: New file.
4441 * testsuite/protected_2.cc: New file.
4442 * testsuite/protected_3.cc: New file.
4443 * testsuite/protected_main_1.cc: New file.
4444 * testsuite/protected_main_2.cc: New file.
4445 * testsuite/protected_main_3.cc: New file.
4446 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4447 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4448 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4449 (protected_1.so): New target.
4450 (protected_1_pic.o, protected_2_pic.o): New targets.
4451 (protected_3_pic.o): New target.
4452 (check_PROGRAMS): Add protected_2.
4453 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4454 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4455 * testsuite/Makefile.in: Rebuild.
4456
2b706932
ILT		 4457 * options.h (DEFINE_var): Add set_user_set_##varname__.
4458 (DEFINE_bool_alias): New macro.
4459 (class General_options): Define -Bstatic using DEFINE_bool_alias
4460 rather than DEFINE_special. Add --undefined as an alias for -z
4461 defs.
4462 * options.cc (General_options::parse_Bstatic): Remove.
4463
d82a5bcc
ILT		 4464 * options.h (class General_options): Add --fatal-warnings.
4465 * main.cc (main): Implement --fatal-warnings.
4466 * errors.h (Errors::warning_count): New function.
4467
f1f70eae
ILT		 4468 * options.h (class General_options): Add -Bsymbolic-functions.
4469 * symtab.h (Symbol::is_preemptible): Check for
4470 -Bsymbolic-functions.
4471
8825ac63
ILT		 44722008-05-05 Ian Lance Taylor <iant@google.com>
4473
d98bc257
ILT		 4474 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4475 as noVARNAME rather than no-VARNAME.
4476 (class General_options): Add option -z combreloc.
4477 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4478 get_address.
4479 (Output_reloc::sort_before) [SHT_REL]: New function.
4480 (Output_reloc::sort_before) [SHT_RELA]: New function.
4481 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4482 Sort_relocs_comparison.
4483 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4484 parameter. Change all callers.
4485 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4486 sort_relocs parameter. Change all callers.
4487 * output.cc (Output_reloc::get_address): New function, broken out
4488 of write_rel.
4489 (Output_reloc::write_rel): Call it.
4490 (Output_reloc::compare): New function.
4491 (Output_data_reloc_base::do_write): Optionally sort relocs.
4492
60b2b4e7
ILT		 4493 * configure.ac: If targ_extra_obj is set, link it in.
4494 * configure.tgt: Initialize all variables.
4495 (x86_64*): Set targ_extra_obj and targ_extra_size.
4496 * configure: Rebuild.
4497
8825ac63
ILT		 4498 * object.cc (Sized_relobj::include_section_group): Adjust section
4499 indexes read from group data. Build vector to pass to
4500 layout_group.
4501 * layout.cc (Layout::layout_group): Add flags and shndxes
4502 parameters. Remove contents parameter. Change caller. Update
4503 explicit instantiations.
4504 * layout.h (class Layout): Update layout_group declaration.
4505 * output.cc (Output_data_group::Output_data_group): Add flags and
4506 input_shndxes parameters. Remove contents parameter. Change
4507 caller.
4508 (Output_data_group::do_write): Change input_sections_ to
4509 input_shndxes_.
4510 * output.h (class Output_data_group): Update constructor
4511 declaration. Rename input_sections_ to input_shndxes_.
4512 * testsuite/many_sections_test.cc: Add template.
4513
e94cf127
CC		 45142008-04-30 Cary Coutant <ccoutant@google.com>
4515
4418b2d5
CC		 4516 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4517
e94cf127
CC		 4518 * layout.cc (Layout::include_section): Refactored check for debug
4519 info section.
4520 (Layout::add_comdat): Add new parameters. Change type
4521 of signature parameter. Add object and shndx to signatures table.
4522 (Layout::find_kept_object): New function.
4523 * layout.h: Include <cstring>.
4524 (Layout::is_debug_info_section): New function.
4525 (Layout::add_comdat): Add new parameters.
4526 (Layout::find_kept_object): New function.
4527 (Layout::Kept_section): New struct.
4528 (Layout::Signatures): Change type of map range.
4529 * object.cc (Relobj::output_section_address): New function.
4530 (Sized_relobj::include_section_group): Add new parameters. Change
4531 calls to Layout::add_comdat. Change to build table of kept comdat
4532 groups and table mapping discarded sections to kept sections.
4533 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4534 (Sized_relobj::do_layout): Change calls to include_section_group and
4535 include_linkonce_section.
4536 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4537 value to zero when section is discarded.
4538 (Sized_relobj::map_to_kept_section): New function.
4539 * object.h (Relobj::output_section_address): New function.
4540 (Relobj::Comdat_group): New type.
4541 (Relobj::find_comdat_group): New function.
4542 (Relobj::Comdat_group_table): New type.
4543 (Relobj::Kept_comdat_section): New type.
4544 (Relobj::Kept_comdat_section_table): New type.
4545 (Relobj::add_comdat_group): New function.
4546 (Relobj::set_kept_comdat_section): New function.
4547 (Relobj::get_kept_comdat_section): New function.
4548 (Relobj::comdat_groups_): New field.
4549 (Relobj::kept_comdat_sections_): New field.
4550 (Symbol_value::input_value): Update comment.
4551 (Sized_relobj::map_to_kept_section) New function.
4552 (Sized_relobj::include_linkonce_section): Add new parameter.
4553 * target-reloc.h (Comdat_behavior): New type.
4554 (get_comdat_behavior): New function.
4555 (relocate_section): Add code to map a discarded section to the
4556 corresponding kept section when applying a relocation.
4557
e4e5049b
CS		 45582008-04-30 Craig Silverstein <csilvers@google.com>
4559
4560 * dwarf_reader.cc (next_generation_count): New static var.
4561 (Addr2line_cache_entry): New struct.
4562 (addr2line_cache): New static var.
4563 (Dwarf_line_info::one_addr2line): Added caching.
4564 (Dwarf_line_info::clear_addr2line_cache): New function.
4565 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4566 cache-size parameter.
4567 (Dwarf_line_info::one_addr2line_cache): New function.
4568 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4569 new cache-size argument to one_addr2line(), and clear cache.
4570
d09e9154
CC		 45712008-04-28 Cary Coutant <ccoutant@google.com>
4572
4573 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4574 R_386_PC8 relocations.
4575
7ef73768
ILT		 45762008-04-23 Ian Lance Taylor <iant@google.com>
4577
55438702
ILT		 4578 * object.cc (Sized_relobj::include_section_group): Check for
4579 invalid section group.
4580
c165fb93
ILT		 4581 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4582 header size.
4583
7ef73768
ILT		 4584 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4585 than read for file header.
4586 * archive.cc (Archive::include_member): Likewise.
4587
6194aaab
L		 45882008-04-23 Paolo Bonzini <bonzini@gnu.org>
4589
4590 * aclocal.m4: Regenerate.
4591 * configure: Regenerate.
4592
d491d34e
ILT		 45932008-04-19 Ian Lance Taylor <iant@google.com>
4594
5ea2bac6
ILT		 4595 * version.cc (version_string): Bump to 1.6.
4596
7bc3e21a
ILT		 4597 * testsuite/Makefile.am (many_sections_r_test): New target.
4598 (many_sections_r_test_SOURCES): Remove.
4599 (many_sections_r_test_DEPENDENCIES): Remove.
4600 (many_sections_r_test_LDFLAGS): Remove.
4601 (many_sections_r_test_LDADD): Remove.
4602
7fcd3aa9
ILT		 4603 * object.cc (Sized_relobj::do_add_symbols): Always pass
4604 local_symbol_count_ to add_from_relobj.
4605
4c94d6ae
ILT		 4606 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4607 every thousand variables.
4608 * testsuite/Makefile.in: Rebuild.
4609
d491d34e
ILT		 4610 * object.cc (Xindex::initialize_symtab_xindex): New function.
4611 (Xindex::read_symtab_xindex): New function.
4612 (Xindex::sym_xindex_to_shndx): New function.
4613 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4614 available.
4615 (Sized_relobj::do_initialize_xindex): New function.
4616 (Sized_relobj::do_read_symbols): Adjust section links.
4617 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4618 parameter. Change all callers.
4619 (Sized_relobj::include_section_group): Adjust section links and
4620 symbol section indexes.
4621 (Sized_relobj::do_layout): Adjust section links.
4622 (Sized_relobj::do_count_local_symbols): Adjust section links and
4623 symbol section indexes.
4624 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4625 ordinary and special symbols.
4626 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4627 dynsym_xindex parameters. Change all callers. Adjust section
4628 links. Use SHN_XINDEX when needed.
4629 (Sized_relobj::get_symbol_location_info): Adjust section links.
4630 Don't get fooled by special symbols.
4631 * object.h (class Xindex): Define.
4632 (class Object): Add xindex_ parameter. Declare virtual functoin
4633 do_initialize_xindex.
4634 (Object::adjust_sym_shndx): New function.
4635 (Object::set_xindex): New protected function.
4636 (class Symbol_value): Add is_ordinary_shndx_ field.
4637 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4638 (Symbol_value::value): Assert ordinary section.
4639 (Symbol_value::initialize_input_to_output_map): Likewise.
4640 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4641 Change all callers.
4642 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4643 all callers.
4644 (class Sized_relobj): Update declarations.
4645 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4646 parameter. Change all callers.
4647 (Sized_relobj::adjust_shndx): New function.
4648 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4649 field.
4650 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4651 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4652 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4653 (Sized_dynobj::read_dynsym_section): Adjust section links.
4654 (Sized_dynobj::read_dynamic): Likewise.
4655 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4656 section links.
4657 (Sized_dynobj::do_initialize_xindex): New function.
4658 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4659 do_initialize_xindex.
4660 (Sized_dynobj::adjust_shndx): New function.
4661 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4662 dynsym_xindex_ fields.
4663 (Layout::finalize): Add a call to set_section_indexes before
4664 creating the symtab sections.
4665 (Layout::set_section_indexes): Don't do anything if the section
4666 already has a section index.
4667 (Layout::create_symtab_sections): Add shnum parameter. Change
4668 caller. Create .symtab_shndx section if needed.
4669 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4670 caller.
4671 (Layout::allocated_output_section_count): New function.
4672 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4673 needed.
4674 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4675 fields. Update declarations.
4676 (Layout::symtab_xindex): New function.
4677 (Layout::dynsym_xindex): New function.
4678 (class Write_symbols_task): Add layout_ field.
4679 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4680 Change caller.
4681 * output.cc (Output_section_headers::Output_section_headers): Add
4682 shstrtab_section parameter. Change all callers.
4683 (Output_section_headers::do_sized_write): Store overflow values
4684 for section count and section string table section index in
4685 section header zero.
4686 (Output_file_header::do_sized_write): Check for overflow of
4687 section count and section string table section index.
4688 (Output_symtab_xindex::do_write): New function.
4689 (Output_symtab_xindex::endian_do_write): New function.
4690 * output.h (class Output_section_headers): Add shstrtab_section_.
4691 Update declarations.
4692 (class Output_symtab_xindex): Define.
4693 (Output_section::has_out_shndx): New function.
4694 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4695 field.
4696 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4697 Change all callers.
4698 (Sized_symbol::init): Likewise.
4699 (Symbol::output_section): Check for ordinary symbol.
4700 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4701 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4702 callers.
4703 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4704 Change all callers. Simplify handling of symbols from sections
4705 not included in the link.
4706 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4707 distinction.
4708 (Weak_alias_sorter::operator()): Assert that symbols are
4709 ordinary.
4710 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4711 distinction.
4712 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4713 parameters. Change all callers.
4714 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4715 symbol distinction. Use SHN_XINDEX when needed.
4716 (Symbol_table::write_section_symbol): Add symtab_xindex
4717 parameter. Change all callers.
4718 (Symbol_table::sized_write_section_symbol): Likewise. Use
4719 SHN_XINDEX when needed.
4720 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4721 declarations.
4722 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4723 (Symbol::is_defined): Check is_ordinary.
4724 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4725 (Symbol::is_absolute, Symbol::is_common): Likewise.
4726 (class Sized_symbol): Update declarations.
4727 (class Symbol_table): Update declarations.
4728 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4729 parameters. Change all callers.
4730 (Sized_symbol::override): Likewise.
4731 (Symbol_table::override): Likewise.
4732 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4733 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4734 is_ordinary, and orig_st_shndx parameters. Change all callers.
4735 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4736 to be in an ordinary section.
4737 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4738 object and is_ordinary parameters. Change all callers.
4739 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4740 Change all callers. Don't add undefined or non-ordinary symbols
4741 to reloc_map_.
4742 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4743 Change all callers.
4744 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4745 declarations.
4746 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4747 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4748 (Sized_relobj::relocate_sections): Likewise.
4749 * target-reloc.h (scan_relocs): Adjust section symbol index.
4750 (scan_relocatable_relocs): Likewise.
4751 * i386.cc (Scan::local): Check for ordinary symbols.
4752 * sparc.cc (Scan::local): Likewise.
4753 * x86_64.cc (Scan::local): Likewise.
4754 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4755 to symbol_section_and_value.
4756 * testsuite/many_sections_test.cc: New file.
4757 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4758 (check_PROGRAMS): Add many_sections_test.
4759 (many_sections_test_SOURCES): Define.
4760 (many_sections_test_DEPENDENCIES): Define.
4761 (many_sections_test_LDFLAGS): Define.
4762 (BUILT_SOURCES): Add many_sections_define.h.
4763 (many_sections_define.h): New target.
4764 (BUILT_SOURCES): Add many_sections_check.h.
4765 (many_sections_check.h): New target.
4766 (check_PROGRAMS): Add many_sections_r_test.
4767 (many_sections_r_test_SOURCES): Define.
4768 (many_sections_r_test_DEPENDENCIES): Define.
4769 (many_sections_r_test_LDFLAGS): Define.
4770 (many_sections_r_test_LDADD): Define.
4771 (many_sections_r_test.o): New target.
4772 * testsuite/Makefile.in: Rebuild.
4773
c5818ff1
CC		 47742008-04-17 Cary Coutant <ccoutant@google.com>
4775
4776 * errors.cc (Errors::info): New function.
4777 (gold_info): New function.
4778 * errors.h (Errors::info): New function.
4779 * gold.h (gold_info): New function.
4780 * object.cc (Input_objects::add_object): Print trace output.
4781 * options.cc (options::parse_set): New function.
4782 (General_options::parse_wrap): Deleted.
4783 (General_options::General_options): Deleted initializer.
4784 * options.h (options::String_set): New typedef.
4785 (options::parse_set): New function.
4786 (DEFINE_set): New macro.
4787 (General_options::wrap): Changed to use DEFINE_set. Changed
4788 callers of any_wrap_symbols and is_wrap_symbol.
4789 (General_options::trace, General_options::trace_symbol):
4790 New options.
4791 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4792 (General_options::wrap_symbols_): Deleted.
4793 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4794
b5be4a7c
DM		 47952008-04-17 David S. Miller <davem@davemloft.net>
4796
4797 * options.cc (General_options::parse_V): New function.
4798 * options.h: Add entries for -V and -Qy.
4799
155a0dd7
ILT		 48002008-04-17 Ian Lance Taylor <iant@google.com>
4801
4802 * common.cc (Symbol_table::allocate_commons): Remove options
4803 parameter. Change caller.
4804 (Symbol_table::do_allocate_commons): Remove options parameter.
4805 Change caller. Just call do_allocate_commons_list twice.
4806 (Symbol_table::do_allocate_commons_list): New function, broken out
4807 of do_allocate_commons.
4808 * common.h (class Allocate_commons_task): Remove options_ field.
4809 Update constructor.
4810 * symtab.cc (Symbol_table::Symbol_table): Initialize
4811 tls_commons_.
4812 (Symbol_table::add_from_object): Put TLS common symbols on
4813 tls_commons_ list.
4814 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4815 which are IN_OUTPUT_DATA.
4816 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4817 allocate_commons and do_allocate_commons declarations. Declare
4818 do_allocate_commons_list.
4819 * gold.cc (queue_middle_tasks): Update creation of
4820 Allocate_commons_task to not pass options.
4821 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4822 (TLS_TEST_C_FLAGS): New variable.
4823 (tls_test_c_pic.o): New target.
4824 (tls_test_shared.so): Link in tls_test_c_pic.o.
4825 (tls_test_c_pic_ie.o): New target.
4826 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4827 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4828 (tls_test_c.o): New target.
4829 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4830 (tls_pic_test_LDADD): Likewise.
4831 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4832 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4833 (tls_test_c_gnu2.o): New target.
4834 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4835 tls_test_c_gnu2.o.
4836 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4837 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4838 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4839 * testsuite/tls_test.cc: Include "config.h".
4840 (t_last): Call t11_last.
4841 * testsuite/tls_test.h (t11, t11_last): Declare.
4842 * testsuite/tls_test_c.c: New file.
4843 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4844 * configure.ac: Check for OpenMP support.
4845 * configure, config.in, Makefile.in: Rebuild.
4846 * testsuite/Makefile.in: Rebuild.
4847
edfbb029
CC		 48482008-04-16 Cary Coutant <ccoutant@google.com>
4849
4850 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4851 (Target_i386::tls_base_symbol_defined_): New field.
4852 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4853 (Target_i386::Scan::global): Likewise.
4854 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4855 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4856 (Target_x86_64::tls_base_symbol_defined_): New field.
4857 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4858 (Target_x86_64::Scan::global): Likewise.
4859
f3c69fca
CC		 48602008-04-16 Cary Coutant <ccoutant@google.com>
4861
4862 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4863 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4864 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4865 building shared libraries.
4866 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4867 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4868 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4869 * testsuite/Makefile.in: Rebuild.
4870 * testsuite/weak_undef.h: New file.
4871 * testsuite/weak_undef_file1.cc: Add extra test cases.
4872 * testsuite/weak_undef_file2.cc: Likewise.
4873 * testsuite/weak_undef_test.cc: Likewise.
4874
7c414435
DM		 48752008-04-16 David S. Miller <davem@davemloft.net>
4876
32b769e1
DM		 4877 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4878 Add issued_non_pic_error_ field. Declare check_non_pic.
4879 (Target_sparc::Scan::check_non_pic): New function.
4880 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4881 (Target_sparc::Scan::global): Likewise.
4882
11936fb1
DM		 4883 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4884 * configure: Rebuild.
4885
7c414435
DM		 4886 * options.h (DEFINE_enable): New macro.
4887 (new_dtags): New enable option.
4888 (initfirst, interpose, loadfltr, nodefaultlib,
4889 nodelete, nodlopen, nodump): New -z options.
4890 * layout.cc (Layout:finish_dynamic_section): If new
4891 dtags enabled, emit DT_RUNPATH. Also, emit a
4892 DT_FLAGS_1 containing any specified -z flags.
4893
85c7bf8b
ILT		 48942008-04-16 Ian Lance Taylor <iant@google.com>
4895
12c0daef
ILT		 4896 * copy-relocs.cc: New file.
4897 * copy-relocs.h: New file.
4898 * reloc.cc: Remove Copy_relocs code.
4899 * reloc.h: Likewise.
4900 * reloc-types.h (struct Reloc_types) [both versions]: Add
4901 get_reloc_addend_noerror.
4902 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4903 variants of add_global which take an addend which must be zero.
4904 * i386.cc: Include "copy-relocs.h".
4905 (class Target_i386): Change type of copy_relocs_ to variable,
4906 update initializer.
4907 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4908 Change all callers.
4909 (Target_i386::do_finalize_sections): Change handling of
4910 copy_relocs_.
4911 * sparc.cc: Include "copy-relocs.h".
4912 (class Target_sparc): Change type of copy_relocs_ to variable,
4913 update initializer.
4914 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4915 Change all callers.
4916 (Target_sparc::do_finalize_sections): Change handling of
4917 copy_relocs_.
4918 * x86_64.cc: Include "copy-relocs.h".
4919 (class Target_x86_64): Change type of copy_relocs_ to variable,
4920 update initializer.
4921 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4922 class. Change all callers.
4923 (Target_x86_64::do_finalize_sections): Change handling of
4924 copy_relocs_.
4925 * Makefile.am (CCFILES): Add copy-relocs.cc.
4926 (HFILES): Add copy-relocs.h.
4927
4f4995b6
ILT		 4928 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4929
85c7bf8b
ILT		 4930 * testsuite/script_test_4.sh: Permit leading zeroes.
4931
4f2a9edd
ILT		 49322008-04-15 Ian Lance Taylor <iant@google.com>
4933
e6188289
ILT		 4934 * script-sections.cc (Script_sections::create_segments): Use
4935 header_size_adjustment even when there is enough room for the
4936 headers.
4937 * testsuite/script_test_4.sh: New file.
4938 * testsuite/script_test_4.t: New file.
4939 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4940 (check_DATA): Add script_test_4.stdout.
4941 (MOSTLYCLEANFILES): Likewise.
4942 (script_test_4): New target.
4943 (script_test_4.stdout): New target.
4944 * testsuite/Makefile.in: Rebuild.
4945
4f2a9edd
ILT		 4946 * sparc.cc: Add definitions for Output_data_plt_sparc class
4947 constants.
4948
f5314dd5
DM		 49492008-04-14 David S. Miller <davem@davemloft.net>
4950
4951 * sparc.cc: New file.
4952 * Makefile.am (TARGETSOURCES): Add sparc.cc
4953 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4954 * configure.tgt: Document targ_extra_size and
4955 targ_extra_big_endian. Add entries for sparc-* and
4956 sparc64-*.
4957 * configure.ac: Handle targ_extra_size and
4958 targ_extra_big_endian.
4959 * Makefile.in: Rebuild.
4960 * configure: Likewise.
4961 * po/POTFILES.in: Likewise.
4962 * po/gold.pot: Likewise.
4963
154e0e9a
ILT		 49642008-04-14 Ian Lance Taylor <iant@google.com>
4965
4966 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4967 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4968 in the name/type/flags to section mapping. Don't call
4969 allocate_output_section.
4970 (Layout::choose_output_section): Change parameter from adjust_name
4971 to is_input_section. Don't permit input sections after sections
4972 are attached to segments. Don't call allocate_output_section.
4973 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4974 not write_enable_output_section.
4975 (Layout::make_output_section): Don't push to
4976 unattached_section_list_ nor call attach_to_segment. Call
4977 attach_section_to_segment if sections are attached.
4978 (Layout::attach_sections_to_segments): New function.
4979 (Layout::attach_section_to_segment): New function.
4980 (Layout::attach_allocated_section_to_segment): Rename from
4981 attach_to_segment. Remove flags parameter.
4982 (Layout::allocate_output_section): Remove function.
4983 (Layout::write_enable_output_section): Remove function.
4984 * layout.h (class Layout): Update for above changes. Add new
4985 field sections_are_attached_.
4986 * output.h (Output_section::update_flags_for_input_section): New
4987 function.
4988 * output.cc (Output_section::add_input_section): Call
4989 update_flags_for_input_section.
4990 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4991
009a67a2
CC		 49922008-04-11 Cary Coutant <ccoutant@google.com>
4993
4994 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4995 thought unnecessary.
4996 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4997
759b1a24
ILT		 49982008-04-11 Ian Lance Taylor <iant@google.com>
4999
5000 * output.h (class Output_section_data): Remove inline definition
5001 of set_addralign.
5002 * output.cc (Output_section_data::set_addralign): New function.
5003
c2b45e22
CC		 50042008-04-11 Cary Coutant <ccoutant@google.com>
5005
5006 Add support for TLS descriptors for i386 and x86_64.
5007 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5008 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5009 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5010 GOT_TYPE_TLS_DESC.
5011 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5012 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5013 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5014 relocations.
5015 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5016 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5017 Fix problem with initial-exec relocations.
5018 (Target_i386::Relocate::relocate_tls): Likewise.
5019 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5020 relaxation.
5021 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5022 support for section-plus-offset dynamic table entries.
5023 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5024 (Output_data_dynamic::Dynamic_entry): Add support for
5025 section-plus-offset dynamic table entries.
5026 (Output_data_dynamic::Classification): Likewise.
5027 (Output_data_dynamic::classification_): Renamed offset_.
5028 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5029 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5030 (Target_x86_64::make_plt_section): New function.
5031 (Target_x86_64::reserve_tlsdesc_entries): New function.
5032 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5033 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5034 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5035 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5036 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5037 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5038 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5039 add extra PLT entry for TLS descriptors.
5040 (Output_data_plt_x86_64::got_): New field.
5041 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5042 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5043 fields.
5044 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5045 descriptors.
5046 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5047 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5048 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5049 R_386_TLS_DESC_CALL relocations.
5050 (Target_x86_64::Scan::global): Likewise.
5051 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5052 for TLS descriptors.
5053 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5054 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5055 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5056 GD-to-IE relaxation.
5057 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5058 and TLS_DESCRIPTORS.
5059 * Makefile.in: Rebuild.
5060 * configure: Rebuild.
5061 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5062 (tls_test_shared2.so): New target.
5063 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5064 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5065 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5066 (tls_shared_gd_to_ie_test_LDADD): New variable.
5067 (tls_shared_gnu2_gd_to_ie_test): New target.
5068 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5069 New targets.
5070 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5071 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5072 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5073 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5074 (tls_shared_gnu2_test): New target.
5075 (tls_test_gnu2_shared.so): New target.
5076 (tls_shared_gnu2_test_SOURCES): New variable.
5077 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5078 (tls_shared_gnu2_test_LDFLAGS): New variable.
5079 (tls_shared_gnu2_test_LDADD): New variable.
5080 * testsuite/Makefile.in: Rebuild.
5081 * testsuite/Makefile.
5082
83bfb6b7
ILT		 50832008-04-11 Ian Lance Taylor <iant@google.com>
5084
5085 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5086 justsyms.t.
5087 * testsuite/Makefile.in: Rebuild.
5088
5089 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5090 long.
5091 * testsuite/script_test_2.cc (main): Adjust test.
5092
706e1f5e
ILT		 50932008-04-11 David S. Miller <davem@davemloft.net>
5094 Ian Lance Taylor <iant@google.com>
5095
5096 * options.h (General_options): Add entries for '-Y' and
5097 '-relax'.
5098 * options.cc (General_options:finalize): If -Y was used, add those
5099 entries to the library path instead of the default "/lib" and
5100 "/usr/lib".
5101
7c98e6bb
DM		 51022008-04-11 David S. Miller <davem@davemloft.net>
5103
5104 * testsuite/justsyms.t: Start at 0x100.
5105 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5106 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5107 long.
5108 * testsuite/script_test_2.cc: Adjust string and section length
5109 checks.
7c98e6bb 5110
99a37bfd
ILT		 51112008-04-09 Ian Lance Taylor <iant@google.com>
5112
2cefc357
ILT		 5113 PR gold/5996
5114 * script-sections.cc (Sections_element::allocate_to_segment): Add
5115 orphan parameter.
5116 (Output_section_definition::allocate_to_segment): Likewise.
5117 (Orphan_output_section::allocate_to_segment): Likewise.
5118 (Script_sections::attach_sections_using_phdrs_clause): Don't
5119 propagate non-PT_LOAD segments to orphan sections.
5120 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5121 readelf rather than objdump.
5122 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5123 .interp section and PT_INTERP segment are the same size.
5124 * testsuite/Makefile.in: Rebuild.
5125
99a37bfd
ILT		 5126 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5127 aliases for symbols defined in the same object.
5128 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5129 (weak_alias_test_SOURCES): New variable.
5130 (weak_alias_test_DEPENDENCIES): New variable.
5131 (weak_alias_test_LDFLAGS): New variable.
5132 (weak_alias_test_LDADD): New variable.
5133 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5134 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5135 (weak_alias_test_3.o): New target.
5136 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5137 * testsuite/weak_alias_test_main.cc: New file.
5138 * testsuite/weak_alias_test_1.cc: New file.
5139 * testsuite/weak_alias_test_2.cc: New file.
5140 * testsuite/weak_alias_test_3.cc: New file.
5141
780e49c5
ILT		 51422008-04-08 Ian Lance Taylor <iant@google.com>
5143
cdb0b8f5
ILT		 5144 * options.h (class General_options): Add --noinhibit-exec option.
5145 * main.cc (main): Check --noinhibit-exec.
5146
0864d551
ILT		 5147 * options.h (class General_options): Define --wrap as a special
5148 option. Add wrap_symbols_ field.
5149 (General_options::any_wrap_symbols): New function.
5150 (General_options::is_wrap_symbol): New function.
5151 * options.cc (General_options::parse_wrap): New function.
5152 (General_options::General_options): Initialize wrap_symbols_.
5153 * symtab.cc (Symbol_table::wrap_symbol): New function.
5154 (Symbol_table::add_from_object): Handle --wrap.
5155 * symtab.h (class Symbol_table): Declare wrap_symbol.
5156 * target.h (Target::wrap_char): New function.
5157 (Target::Target_info): Add wrap_char field.
5158 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5159 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5160 * testsuite/testfile.cc (Target_test::test_target_info):
5161 Likewise.
5162
789aa6de
ILT		 5163 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5164 there is one.
5165
2c38906f
ILT		 5166 * layout.h (class Layout): Add added_eh_frame_data_ field.
5167 * layout.cc (Layout::Layout): Initialize new field.
5168 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5169 output section until we find a section we merged successfully.
5170 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5171 that the size be non-zero.
5172
780e49c5
ILT		 5173 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5174 qualifier.
5175
7fcd0256
ILT		 51762008-04-08 Craig Silverstein <csilvers@google.com>
5177
5178 * configure.ac: Export new conditional variable HAVE_ZLIB.
5179 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5180 on HAVE_ZLIB.
5181 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5182 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5183
6835af53
ILT		 51842008-04-07 Ian Lance Taylor <iant@google.com>
5185
e24f324c
ILT		 5186 * version.cc (version_string): Set to "1.5".
5187
a036edd8
ILT		 5188 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5189 Add issued_non_pic_error_ field. Declare check_non_pic.
5190 (Target_x86_64::Scan::check_non_pic): New function.
5191 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5192 (Target_x86_64::Scan::global): Likewise.
5193
624f8810
ILT		 5194 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5195 addend parameter. Change caller. Handle merge sections.
5196 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5197 Address to Addend. Don't add in the result of
5198 local_section_offset, pass down the addend and use the returned
5199 value.
5200 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5201 Update declarations of local_section_offset and symbol_value.
5202 * testsuite/two_file_test_1.cc (t18): New function.
5203 * testsuite/two_file_test_2.cc (f18): New function.
5204 * testsuite/two_file_test_main.cc (main): Call t18.
5205 * testsuite/two_file_test.h (t18, f18): Declare.
5206
6835af53
ILT		 5207 * configure.ac: Don't test for objdump, c++filt, or readelf.
5208 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5209 conditionals.
5210 (TEST_READELF): New variable.
5211 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5212 (check_PROGRAMS): Add two_file_strip_test.
5213 (two_file_strip_test): New target.
5214 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5215 (two_file_same_shared_strip_test_SOURCES): New variable.
5216 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5217 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5218 (two_file_same_shared_strip_test_LDADD): New variable.
5219 (two_file_shared_strip.so): New target.
5220 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5221 (ver_test_5.syms, ver_test_7.syms): Likewise.
5222 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5223 (strip_test_3.stdout): Use TEST_OBJDUMP.
5224 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5225
86925eef
CC		 52262008-04-04 Cary Coutant <ccoutant@google.com>
5227
5228 * symtab.h (Symbol::is_weak_undefined): New function.
5229 (Symbol::is_strong_undefined): New function.
5230 (Symbol::is_absolute): New function.
5231 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5232 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5233 absolute symbols.
5234 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5235 (weak_undef_test): New target.
5236 * testsuite/Makefile.in: Rebuild.
5237 * testsuite/weak_undef_file1.cc: New file.
5238 * testsuite/weak_undef_file2.cc: New file.
5239 * testsuite/weak_undef_test.cc: New file.
5240
126f3ece
ILT		 52412008-04-03 Craig Silverstein <csilvers@google.com>
5242
5243 * compressed_output.h (class Output_compressed_section): Use
5244 unsigned buffer.
5245 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5246 add zlib header.
5247 (zlib_compressed_suffix): Removed.
5248 (Output_compressed_section::set_final_data_size): Use unsigned
5249 buffers.
5250 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5251 Fix linker invocation.
5252 (flagstest_o_specialfile_and_compress_debug_sections):
5253 Likewise.
5254 * testsuite/Makefile.in: Regenerated.
5255
deae2a14
DM		 52562008-04-02 David S. Miller <davem@davemloft.net>
5257
5258 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5259 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5260
70752818
ILT		 52612008-04-02 Craig Silverstein <csilvers@google.com>
5262
5263 * TODO: New file.
5264
39d0cb0e
ILT		 52652008-04-02 Ian Lance Taylor <iant@google.com>
5266
5267 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5268 parameters. Update for new key type to views_. Change all
5269 callers.
5270 (File_read::read): Adjust for byteshift in returned view.
5271 (File_read::add_view): New function, broken out of
5272 find_and_make_view.
5273 (File_read::make_view): New function, broken out of
5274 find_and_make_view.
5275 (File_read::find_or_make_view): Add offset and aligned
5276 parameters. Rewrite accordingly. Change all callers.
5277 (File_read::get_view): Add offset and aligned parameters. Adjust
5278 for byteshift in return value.
5279 (File_read::get_lasting_view): Likewise.
5280 * fileread.h (class File_read): Update declarations.
5281 (class File_read::View): Add byteshift_ field. Add byteshift to
5282 constructor. Add byteshift method.
5283 * archive.h (Archive::clear_uncached_views): New function.
5284 (Archive::get_view): Add aligned parameter. Change all callers.
5285 * object.h (Object::get_view): Add aligned parameter. Change all
5286 callers.
5287 (Object::get_lasting_view): Likewise.
5288
5289 * fileread.cc (File_read::release): Don't call clear_views if
5290 there are multiple objects.
5291 * fileread.h (File_read::clear_uncached_views): New function.
5292 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5293 on the archive.
5294
a1207466
CC		 52952008-03-31 Cary Coutant <ccoutant@google.com>
5296
5297 Add thin archive support.
5298 * archive.cc (Archive::armagt): New const.
5299 (Archive::setup): Remove task parameter and calls to unlock.
5300 (Archive::unlock_nested_archives): New function.
5301 (Archive::read_header): Add nested_off parameter. Change
5302 all callers.
5303 (Archive::interpret_header): Likewise.
5304 (Archive::include_all_members): Change to handle thin
5305 archives.
5306 (Archive::include_member): Likewise.
5307 * archive.h (Archive::Archive): Add new parameters and
5308 initializers.
5309 (Archive::armagt): New const.
5310 (Archive::setup): Remove task parameter.
5311 (Archive::unlock_nested_archives): New function.
5312 (Archive::read_header): Add nested_off parameter.
5313 (Archive::interpret_header): Likewise.
5314 (Archive::Nested_archive_table): New typedef.
5315 (Archive::is_thin_archive_): New field.
5316 (Archive::nested_archives_): New field.
5317 (Archive::options_): New field.
5318 (Archive::dirpath_): New field.
5319 (Archive::task_): New field.
5320 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5321 for thin archives. Pass additional parameters to
5322 Archive::Archive. Unlock the archive file after calling
5323 Archive::setup.
cd536b21 5324
479f6503
ILT		 53252008-03-29 Ian Lance Taylor <iant@google.com>
5326
686c8caf
ILT		 5327 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5328 version symbol to be local.
5329 * testsuite/ver_test_4.sh: New file.
5330 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5331 (check_DATA): Add ver_test_4.syms.
5332 (ver_test_4.syms): New target.
5333 * testsuite/Makefile.in: Rebuild.
5334
ab794b6b
ILT		 5335 * output.cc
5336 (Output_section::Input_section_sort_entry::has_priority): New
5337 function.
5338 (Output_section::Input_section_sort_entry::match_file_name): New
5339 function.
5340 (Output_section::Input_section_sort_entry::match_section_name):
5341 Remove.
5342 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5343 Remove.
5344 (Output_section::Input_section_sort_entry::match_section_file):
5345 Remove.
5346 (Output_section::Input_section_sort_compare::operator()): Rewrite
5347 using new Input_section_sort_entry functions. Sort crtbegin and
5348 crtend first. Sort sections with no priority before sections with
5349 a priority.
5350 * testsuite/initpri1.c (d3): Check j != 4.
5351 (cd5): New constructor/destructor function.
5352 (main): Check j != 2.
5353
479f6503
ILT		 5354 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5355 new symbol when resolving, don't call set_is_default.
5356 * testsuite/ver_test_7.cc: New file.
5357 * testsuite/ver_test_7.sh: New file.
5358 * testsuite/Makefile.am (ver_test_7.so): New target.
5359 (ver_test_7.o): New target.
5360 (check_SCRIPTS): Add ver_test_7.sh.
5361 (check_DATA): Add ver_test_7.syms.
5362 (ver_test_7.syms): New target.
5363
2fd32231
ILT		 53642008-03-28 Ian Lance Taylor <iant@google.com>
5365
5366 * layout.cc (Layout::layout): If we see an input section with a
5367 name that needs sorting, set the must_sort flag for the output
5368 section.
5369 (Layout::make_output_section): If the name of the output section
5370 indicates that it might require sorting, set the may_sort flag.
5371 * output.h (Output_section::may_sort_attached_input_sections): New
5372 function.
5373 (Output_section::set_may_sort_attached_input_sections): New
5374 function.
5375 (Output_section::must_sort_attached_input_sections): New
5376 function.
5377 (Output_section::set_must_sort_attached_input_sections): New
5378 function.
5379 (class Output_section): Declare Input_section_sort_entry. Define
5380 Input_section_sort_compare. Declare
5381 sort_attached_input_sections. Add new fields:
5382 may_sort_attached_input_sections_,
5383 must_sort_attached_input_sections_,
5384 attached_input_sections_are_sorted_.
5385 * output.cc (Output_section::Output_section): Initialize new
5386 fields.
5387 (Output_section::add_input_section): Add an entry to
5388 input_sections_ if may_sort or must_sort are true.
5389 (Output_section::set_final_data_size): Call
5390 sort_attached_input_sections if necessary.
5391 (Output_section::Input_section_sort_entry): Define new class.
5392 (Output_section::Input_section_sort_compare::operator()): New
5393 function.
5394 (Output_section::sort_attached_input_sections): New function.
5395 * configure.ac: Check whether the compiler supports constructor
5396 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5397 * testsuite/initpri1.c: New file.
5398 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5399 CONSTRUCTOR_PRIORITY.
5400 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5401 (initpri1_LDFLAGS): New variable.
5402 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5403
18e6b24e
ILT		 54042008-03-27 Ian Lance Taylor <iant@google.com>
5405
49bdd526
ILT		 5406 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5407 * testsuite/common_test_1.c: New file.
5408 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5409 (common_test_1_SOURCES): New variable.
5410 (common_test_1_DEPENDENCIES): New variable.
5411 (common_test_1_LDFLAGS): New variable.
5412
18e6b24e
ILT		 5413 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5414 and commons_ correctly when NAME/VERSION does not override
5415 NAME/NULL.
5416 * testsuite/ver_test_6.c: New file.
5417 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5418 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5419 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5420
04bf7072
ILT		 54212008-03-26 Ian Lance Taylor <iant@google.com>
5422
5871526f
ILT		 5423 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5424 of an undefined symbol from a version script.
5425 * testsuite/Makefile.am (ver_test_5.so): New target.
5426 (ver_test_5.o): New target.
5427 (check_SCRIPTS): Add ver_test_5.sh.
5428 (check_DATA): Add ver_test_5.syms.
5429 (ver_test_5.syms): New target.
5430 * testsuite/ver_test_5.cc: New file.
5431 * testsuite/ver_test_5.script: New file.
5432 * testsuite/ver_test_5.sh: New file.
5433 * Makefile.in, testsuite/Makefile.in: Rebuild.
5434
04bf7072
ILT		 5435 PR gold/5986
5436 Fix problems building gold with gcc 4.3.0.
5437 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5438 (gold_error_at_location, gold_warning_at_location): Use it.
5439 * configure.ac: Check whether we can compile and use a template
5440 function with a printf attribute.
5441 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5442 when jumping over bytes.
5443 * object.cc: Instantiate Object::read_section_data.
5444 * debug.h: Include <cstring>
5445 * dwarf_reader.cc: Include <algorithm>
5446 * main.cc: Include <cstring>.
5447 * options.cc: Include <cstring>.
5448 * output.cc: Include <cstring>.
5449 * script.cc: Include <cstring>.
5450 * script.h: Include <string>.
5451 * symtab.cc: Include <cstring> and <algorithm>.
5452 * target-select.cc: Include <cstring>.
5453 * version.cc: Include <string>.
5454 * testsuite/testmain.cc: Include <cstdlib>.
5455 * configure, config.in: Rebuild.
5456
874c5b28
ILT		 54572008-03-25 Ian Lance Taylor <iant@google.com>
5458
819d6c3a
ILT		 5459 * options.cc: Include "../bfd/bfdver.h".
5460 (options::help): Print bug reporting address.
5461
f4b2c6f5
ILT		 5462 * version.cc (print_version): Adjust output for current value of
5463 BFD_VERSION_STRING.
5464
5465 * NEWS: New file.
5466
e96caa79
ILT		 5467 * options.cc (options::help): Print list of supported targets.
5468 * target-select.h: Include <vector>.
5469 (class Target_selector): Make machine_, size_, and is_big_endian_
5470 fields const. Add bfd_name_ and instantiated_target_ fields.
5471 (Target_selector::Target_selector): Add bfd_name parameter.
5472 (Target_selector::recognize): Make non-virtual, call
5473 do_recognize.
5474 (Target_selector::recognize_by_name): Make non-virtual, call
5475 do_recognize_by_name.
5476 (Target_selector::supported_names): New function.
5477 (Target_selector::bfd_name): New function.
5478 (Target_selector::do_instantiate_target): New pure virtual
5479 function.
5480 (Target_selector::do_recognize): New virtual function.
5481 (Target_selector::do_recognize_by_name): New virtual function.
5482 (Target_selector::instantiate_target): New private function.
5483 (supported_target_names): Declare.
5484 * target-select.cc (Target_selector::Target_selector): Update for
5485 new parameter and fields.
5486 (select_target_by_name): Check that the name matches before
5487 calling recognize_by_name.
5488 (supported_target_names): New function.
5489 * i386.cc (class Target_selector_i386): Update Target_selector
5490 constructor call. Remove recognize and recognize_by_name. Add
5491 do_instantiate_target.
5492 * x86_64.cc (class Target_selector_x86_64): Likewise.
5493 * testsuite/testfile.cc (class Target_selector_test): Update for
5494 changes to Target_selector.
5495
874c5b28
ILT		 5496 * README: Rewrite, with some notes on unsupported features.
5497
0a65a3a7
CC		 54982008-03-24 Cary Coutant <ccoutant@google.com>
5499
5500 * i386.cc (Target_i386::Got_type): New enum declaration.
5501 (Target_i386::Scan::local): Updated callers of Output_data_got
5502 member functions.
5503 (Target_i386::Scan::global): Likewise.
5504 (Target_i386::Relocate::relocate): Likewise.
5505 (Target_i386::Relocate::relocate_tls): Likewise.
5506 * object.h (Got_offset_list): New class.
5507 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5508 (Sized_relobj::local_got_offset): Likewise.
5509 (Sized_relobj::set_local_got_offset): Likewise.
5510 (Sized_relobj::local_has_tls_got_offset): Removed.
5511 (Sized_relobj::local_tls_got_offset): Removed.
5512 (Sized_relobj::set_local_tls_got_offset): Removed.
5513 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5514 * output.cc (Output_data_got::add_global): Added got_type parameter.
5515 (Output_data_got::add_global_with_rel): Likewise.
5516 (Output_data_got::add_global_with_rela): Likewise.
5517 (Output_data_got::add_global_pair_with_rel): New function.
5518 (Output_data_got::add_global_pair_with_rela): New function.
5519 (Output_data_got::add_local): Added got_type parameter.
5520 (Output_data_got::add_local_with_rel): Likewise.
5521 (Output_data_got::add_local_with_rela): Likewise.
5522 (Output_data_got::add_local_pair_with_rel): New function.
5523 (Output_data_got::add_local_pair_with_rela): New function.
5524 (Output_data_got::add_global_tls): Removed.
5525 (Output_data_got::add_global_tls_with_rel): Removed.
5526 (Output_data_got::add_global_tls_with_rela): Removed.
5527 (Output_data_got::add_local_tls): Removed.
5528 (Output_data_got::add_local_tls_with_rel): Removed.
5529 (Output_data_got::add_local_tls_with_rela): Removed.
5530 * output.h (Output_data_got::add_global): Added got_type parameter.
5531 (Output_data_got::add_global_with_rel): Likewise.
5532 (Output_data_got::add_global_with_rela): Likewise.
5533 (Output_data_got::add_global_pair_with_rel): New function.
5534 (Output_data_got::add_global_pair_with_rela): New function.
5535 (Output_data_got::add_local): Added got_type parameter.
5536 (Output_data_got::add_local_with_rel): Likewise.
5537 (Output_data_got::add_local_with_rela): Likewise.
5538 (Output_data_got::add_local_pair_with_rel): New function.
5539 (Output_data_got::add_local_pair_with_rela): New function.
5540 (Output_data_got::add_global_tls): Removed.
5541 (Output_data_got::add_global_tls_with_rel): Removed.
5542 (Output_data_got::add_global_tls_with_rela): Removed.
5543 (Output_data_got::add_local_tls): Removed.
5544 (Output_data_got::add_local_tls_with_rel): Removed.
5545 (Output_data_got::add_local_tls_with_rela): Removed.
5546 * resolve.cc (Symbol::override_base_with_special): Removed
5547 reference to has_got_offset_ field.
5548 * symtab.cc (Symbol::init_fields): Replaced initialization
5549 of got_offset_ with got_offsets_. Removed initialization
5550 of has_got_offset_
53fcba31 5551 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5552 (Symbol::got_offset): Likewise.
5553 (Symbol::set_got_offset): Likewise.
5554 (Symbol::has_tls_got_offset): Removed.
5555 (Symbol::tls_got_offset): Removed.
5556 (Symbol::set_tls_got_offset): Removed.
5557 (Symbol::got_offset_): Removed.
5558 (Symbol::tls_mod_got_offset_): Removed.
5559 (Symbol::tls_pair_got_offset_): Removed.
5560 (Symbol::got_offsets_): New field.
5561 (Symbol::has_got_offset): Removed.
5562 (Symbol::has_tls_mod_got_offset): Removed.
5563 (Symbol::has_tls_pair_got_offset): Removed.
5564 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5565 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5566 member functions.
5567 (Target_x86_64::Scan::global): Likewise.
5568 (Target_x86_64::Relocate::relocate): Likewise.
5569 (Target_x86_64::Relocate::relocate_tls): Likewise.
5570
bd52eafb
BE		 55712008-03-25 Ben Elliston <bje@au.ibm.com>
5572
5573 * yyscript.y: Fix spelling error in comment.
5574
8b105e34
ILT		 55752008-03-24 Ian Lance Taylor <iant@google.com>
5576
8ed814a9
ILT		 5577 * options.h (class General_options): Define build_id option.
5578 * layout.h (class Layout): Declare write_build_id, create_note,
5579 create_build_id. Add build_id_note_ member.
5580 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5581 "libiberty.h", "md5.h", "sha1.h".
5582 (Layout::Layout): Initialize eh_frame_data_,
5583 eh_frame_hdr_section_, and build_id_note_.
5584 (Layout::finalize): Call create_build_id.
5585 (Layout::create_note): New function, broken out of
5586 Layout::create_gold_note.
5587 (Layout::create_gold_note): Call create_note.
5588 (Layout::create_build_id): New function.
5589 (Layout::write_build_id): New function.
5590 (Close_task_runner::run): Call write_build_id.
5591
8b105e34
ILT		 5592 * x86_64.cc: Correct license to GPLv3.
5593
086a1841
ILT		 55942008-03-23 Ian Lance Taylor <iant@google.com>
5595
5596 * options.cc: Include "demangle.h".
5597 (parse_optional_string): New function.
5598 (parse_long_option): Handle takes_optional_argument.
5599 (parse_short_option): Update dash_z initializer. Handle
5600 takes_optional_argument.
5601 (General_options::General_options): Initialize do_demangle_.
5602 (General_options::finalize): Set do_demangle_. Handle demangling
5603 style.
5604 * options.h (parse_optional_string): Declare.
5605 (struct One_option): Add optional_arg field. Update constructor.
5606 Update call constructor calls. Add takes_optional_argument
5607 function.
5608 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5609 (DEFINE_optional_string): Define.
5610 (General_options::demangle): Change from DEFINE_bool to
5611 DEFINE_optional_string.
5612 (General_options::no_demangle): New function.
5613 (General_options::do_demangle): New function.
5614 (General_options::set_do_demangle): New function.
5615 (General_options::execstack_status_): Move definition to end of
5616 class definition.
5617 (General_options::static_): Likewise.
5618 (General_options::do_demangle_): New field.
5619 * object.cc (big_endian>::get_symbol_location_info): Call
5620 Options::do_demangle, not Options::demangle.
5621 * symtab.cc (demangle): Likewise.
5622
cbb93e63
ILT		 56232008-03-22 Ian Lance Taylor <iant@google.com>
5624
5625 * gold.h: Include <cstddef> and <sys/types.h>
5626 * options.h: Include <cstring>.
5627
ec531623
ILT		 56282008-03-21 Ian Lance Taylor <iant@google.com>
5629
5630 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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