projects / deliverable / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
PR 10450
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
e8cd95c7
ILT		 12009-12-29 Ian Lance Taylor <iant@google.com>
2
3 PR 10450
4 * output.h (class Output_section): Add is_entsize_zero_ field.
5 * output.cc (Output_section::Output_section): Initialize
6 is_entsize_zero_.
7 (Output_section::set_entsize): If two different entsizes are
8 requested, force it to zero.
9 (Output_section::add_input_section): Set flags for .debug_str
10 before updating section flags. Set entsize.
11 (Output_section::update_flags_for_input_section): Set SHF_MERGE
12 and SHF_STRING if all input sections have those flags.
13
3e1b9a8a
RÁE		 142009-12-29 Rafael Espindola <espindola@google.com>
15
16 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 17 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
18 reporting.
3e1b9a8a 19
3dcad376
ST		 202009-12-29 Sriraman Tallam <tmsriram@google.com>
21
22 * options.cc (General_options::parse_version): Allow -v to exit
23 without an error if there is nothing to link.
24
084e2665
ILT		 252009-12-29 Ian Lance Taylor <iant@google.com>
26
27 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
28 using a version of gcc before 4.1.
29 * configure: Rebuild.
30
250acde3
CD		 312009-12-28 Chris Demetriou <cgd@google.com>
32
33 * attributes.cc (Output_attributes_section_data::do_write): Use
34 std::vector::front rather than std::vector::data.
35
99fff23b
ILT		 362009-12-28 Ian Lance Taylor <iant@google.com>
37
38 * symtab.h (class Symbol_table): Add enum Defined.
39 * resolve.cc (Symbol_table::should_override): Add defined
40 parameter. Change all callers. Test whether object is NULL
41 before calling a method on it.
42 (Symbol_table::report_resolve_problem): Add defined parameter.
43 Change all callers.
44 (Symbol_table::should_override_with_special): Likewise.
45 * symtab.cc (Symbol_table::define_in_output_data): Add defined
46 parameter. Change all callers.
47 (Symbol_table::do_define_in_output_data): Likewise.
48 (Symbol_table::define_in_output_segment): Likewise.
49 (Symbol_table::do_define_in_output_segment): Likewise.
50 (Symbol_table::define_as_constant): Likewise.
51 (Symbol_table::do_define_as_constant): Likewise.
52 * script.h (class Symbol_assignment): Add is_defsym parameter to
53 constructor; change all callers.
54 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
55 parameter. Change all callers. Add is_defsym_ field.
56 (class Parser_closure): Add parsing_defsym parameter to
57 constructor; change all callers. Add parsing_defsym accessor
58 function. Add parsing_defsym_ field.
59
556bd683
ILT		 602009-12-28 Ian Lance Taylor <iant@google.com>
61
62 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 63 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 64
1782c879
ILT		 652009-12-23 Ian Lance Taylor <iant@google.com>
66
67 * i386.cc (Target_i386::do_calls_non_split): Recognize
68 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 69 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
70 -fsplit-stack prologue when using %r11.
1782c879 71
329ca2b1
ST		 722009-12-21 Sriraman Tallam <tmsriram@google.com>
73
74 * options.cc (General_options::parse_version): Make -v continue and do
75 the link like GNU ld does.
76
d675ff46
RÁE		 772009-12-17 Rafael Avila de Espindola <espindola@google.com>
78
79 * Makefile.am (CCFILES): Add timer.cc.
80 (HFILES): Add timer.h.
81 * configure.ac: Check for sysconf and times.
82 * main.cc: include timer.h.
83 (main): Use Timer instead of get_run_time.
84 * timer.cc: New.
85 * timer.h: New.
86 * workqueue.cc: include timer.h.
87 (Workqueue::find_and_run_task):
88 Report user, sys and wall time.
89 * Makefile.in: Regenerate.
90 * config.in: Regenerate.
91 * configure: Regenerate.
92
d6344fb5
DK		 932009-12-16 Doug Kwan <dougkwan@google.com>
94
95 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
96 sections.
97 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
98 relaxed input sections.
99 * output.cc (Output_section::find_relaxed_input_section): Change
100 return type to Output_relaxed_input_section pointer. Adjust code
101 for new type of relaxed_input_section_map_.
102 * output.h (Output_section::find_relaxed_input_section): Change
103 return type to Output_relaxed_input_section pointer.
104 (Output_section::Output_relaxed_input_section_by_input_section_map):
105 New type.
106 (Output_section::relaxed_input_section_map_): Change type to
107 Output_section::Output_relaxed_input_section_by_input_section_map.
108 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
109 input section.
110
0e0d5469
ILT		 1112009-12-15 Ian Lance Taylor <iant@google.com>
112
113 * layout.cc (Layout::create_shstrtab): Only write out after input
114 sections if we are compressing debug sections.
115
0649a889
ILT		 1162009-12-15 Ian Lance Taylor <iant@google.com>
117
118 * archive.cc (Archive::add_symbols): Only look up a symbol without
119 a version if there is, in fact, a version.
120
2ea97941
ILT		 1212009-12-14 Ian Lance Taylor <iant@google.com>
122
123 Revert -Wshadow changes, all changes from:
124 2009-12-11 Doug Kwan <dougkwan@google.com>
125 2009-12-11 Nick Clifton <nickc@redhat.com>
126 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
127
b0eec2cc
DK		 1282009-12-11 Doug Kwan <dougkwan@google.com>
129
130 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
131 due to -Wshadow.
132 * attributes.cc (Object_attribute::size): Ditto.
133 (Attributes_section_data::size): Ditto.
134 (Attributes_section_data::Attributes_section_data): Ditto.
135 (Output_attributes_section_data::do_write): Ditto.
136 * attributes.h (Object_attribute::set_type): Ditto.
137 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
138
91d6fa6a
NC		 1392009-12-11 Nick Clifton <nickc@redhat.com>
140
141 * archive.cc: Fix shadowed variable warnings.
142 * arm.cc: Likewise.
143 * compressed_output.cc: Likewise.
144 * compressed_output.h: Likewise.
145 * configure: Likewise.
146 * dwarf_reader.cc: Likewise.
147 * dynobj.cc: Likewise.
148 * dynobj.h: Likewise.
149 * ehframe.cc: Likewise.
150 * ehframe.h: Likewise.
151 * errors.cc: Likewise.
152 * expression.cc: Likewise.
153 * fileread.cc: Likewise.
154 * fileread.h: Likewise.
155 * freebsd.h: Likewise.
156 * i386.cc: Likewise.
157 * icf.cc: Likewise.
158 * incremental.h: Likewise.
159 * layout.cc: Likewise.
160 * layout.h: Likewise.
161 * mapfile.cc: Likewise.
162 * merge.cc: Likewise.
163 * merge.h: Likewise.
164 * object.cc: Likewise.
165 * object.h: Likewise.
166 * options.h: Likewise.
167 * output.cc: Likewise.
168 * output.h: Likewise.
169 * parameters.cc: Likewise.
170 * plugin.cc: Likewise.
171 * powerpc.cc: Likewise.
172 * reduced_debug_output.cc: Likewise.
173 * reduced_debug_output.h: Likewise.
174 * reloc.cc: Likewise.
175 * reloc.h: Likewise.
176 * resolve.cc: Likewise.
177 * script-sections.cc: Likewise.
178 * script.cc: Likewise.
179 * script.h: Likewise.
180 * sparc.cc: Likewise.
181 * symtab.cc: Likewise.
182 * symtab.h: Likewise.
183 * target-select.cc: Likewise.
184 * target-select.h: Likewise.
185 * token.h: Likewise.
186 * workqueue.cc: Likewise.
187 * workqueue.h: Likewise.
188 * x86_64.cc: Likewise.
189
a0351a69
DK		 1902009-12-10 Doug Kwan <dougkwan@google.com>
191
192 * arm.cc (attributes.h): New include.
193 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
194 (Arm_relobj::~Arm_relobj): Delete object pointed by
195 attributes_section_data_.
196 (Arm_relobj::attributes_section_data): New method definition.
197 (Arm_relobj::attributes_section_data_): New data member declaration.
198 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
199 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
200 attributes_section_data_.
201 (Arm_dynobj::attributes_section_data): New method definition.
202 (Arm_dynobj::attributes_section_data_): New data member declaration.
203 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
204 initialization value of may_use_blx_ to false.
205 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
206 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
207 object attributes to compute results instead of hard-coding.
208 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
209 Target_arm::get_secondary_compatible_arch,
210 Target_arm::set_secondary_compatible_arch
211 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
212 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
213 New method declarations.
214 (Target_arm::get_aeabi_object_attribute): New method definition.
215 (Target_arm::attributes_section_data_): New data member declaration.
216 (read_arm_attributes_section): New template definition.
217 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
218 (Arm_dynobj::do_read_symbols): Ditto.
219 (Target_arm::do_finalize_sections): Merge attributes sections from
220 input. Check for BLX use after attributes section merging.
221 Fix __exidx_start and __exidx_end visibility. Create an
222 .ARM.attributes section if necessary.
223 (Target_arm::get_secondary_compatible_arch,
224 Target_arm::set_secondary_compatible_arch,
225 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
226 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
227 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
228 New method definitions.
229
b59befec
ILT		 2302009-12-09 Ian Lance Taylor <iant@google.com>
231
232 * plugin.cc (Plugin::load): Don't cast from void* to a function
233 pointer.
234
1276bc89
ILT		 2352009-12-09 Ian Lance Taylor <iant@google.com>
236
237 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
238 information fields.
239
2f2de248
L		 2402009-12-09 H.J. Lu <hongjiu.lu@intel.com>
241
242 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
243 Replace two_file_shared_1.so with two_file_shared_2.so.
244 * testsuite/Makefile.in: Regenerated.
245
4f787271
DK		 2462009-12-08 Doug Kwan <dougkwan@google.com>
247
248 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
249 (HFILES): Add attributes.h and int_encoding.h.
250 * Makefile.in: Regenerate.
251 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
252 function definitions to int_encoding.cc
253 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
254 prototypes to int_encoding.h
255 * reduced_debug_output.cc (int_encoding.h): New include.
256 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
257 function definitions to int_encoding.cc
258 (insert_into_vector, read_from_pointer): Move template definitions to
259 int_encoding.h
260 * attributes.cc: New file.
261 * attributes.h: New file.
262 * int_encoding.cc: New file.
263 * int_encoding.h: New file.
264
20b52f1a
RÁE		 2652009-12-07 Rafael Avila de Espindola <espindola@google.com>
266
267 PR gold/11055
268 * incremental-dump.cc (dump_incremental_inputs): New.
269 (main): Use dump_incremental_inputs.
270
53d7974c
L		 2712009-12-07 H.J. Lu <hongjiu.lu@intel.com>
272
273 PR gold/10893
274 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
275 checking elfcpp::STT_FUNC.
276 (Target_i386::Relocate::relocate): Likewise.
277 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
278
279 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
280 symbols from shared libraries into normal FUNC symbols.
281
282 * symtab.h (Symbol): Add is_func and use it.
283
05a352e6
DK		 2842009-12-05 Doug Kwan <dougkwan@google.com>
285
286 * arm.cc (Target_arm::arm_info): Initialize new fields
287 attributes_section and attributes_vendor.
288 * i386.cc (Target_i386::i386_info): Same.
289 * object.cc (Sized_relobj::do_layout): Skip attribute section.
290 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
291 fields attributes_section and attributes_vendor.
53d7974c 292 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 293 * target.h (Target::attributes_section, Target::attributes_vendor,
294 Target::is_attributes_section, Target::attribute_arg_type,
295 Target::attributes_order): New method definitions.
296 (Target::Target_info::attributes_section,
297 Target::Target_info::attributes_vendor): New fields.
298 (Target::do_attribute_arg_type, Target::do_attributes_order): New
299 virtual method definitions.
300 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
301 attributes_section and attributes_vendor.
302 * testsuite/testfile.cc (Target_test::test_target_info): Same.
303
f4e5969c
DK		 3042009-12-05 Doug Kwan <dougkwan@google.com>
305
306 * arm.cc: Update comments about interworking and stub generation.
307 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
308 considered as non-PIC.
309 (Arm_relocate_functions::base_abs): Fix formatting.
310 (Arm_relocate_functions::got_prel): Fix comment. Change interface
311 of function to use GOT entry address instead of offset.
312 (Target_arm::Scan::global): Issue an error if a symbol would need a
313 PLT does not get one because it is untyped. Remove code to create
314 dynamic symbols for relative branches.
315 (Target_arm::Relocate::relocate: Use 0 instead of false since function
316 takes unsigned integer instead of boolean.
317
1abce4a6
L		 3182009-12-05 H.J. Lu <hongjiu.lu@intel.com>
319
320 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
321 (two_file_test_LDADD): Likewise.
322 (common_test_1_LDADD): Likewise.
323 (exception_test_LDADD) Likewise.
324 (weak_test_LDADD): Likewise.
325 (many_sections_test_LDADD): Likewise.
326 (initpri1_LDADD): Likewise.
327 (script_test_1_LDADD): Likewise.
328 (script_test_2_LDADD): Likewise.
329 (justsyms_LDADD): Likewise.
330 (binary_test_LDADD): Likewise.
331 (large_LDADD): Likewise.
332 * testsuite/Makefile.in: Regenerated.
333
adcf2816 3342009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 335
adcf2816
L		 336 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
337 (Symbol_table::override_with_special): Likewise.
338 (Symbol_table::add_from_object): Likewise.
339
28e67f5d
RÁE		 3402009-12-04 Rafael Avila de Espindola <espindola@google.com>
341
342 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
343 Don't set the data_offset twice.
344
ae10a101
RÁE		 3452009-12-04 Rafael Avila de Espindola <espindola@google.com>
346
347 * testsuite/Makefile.in: Regenerate.
348
f59f41f3
DK		 3492009-12-03 Doug Kwan <dougkwan@google.com>
350
351 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
352 (Target_arm::do_finalize_sections): Add parameter for symbol table
353 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
354 * i386.cc (Target_i386::do_finalize_sections): Add an additional
355 parameter for symbol table pointer.
356 * layout.cc (Layout::finalize): Call Target::finalize_sections with
357 an additional parameter for a pointer to symbol table.
358 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
359 parameter for a symbol table pointer.
360 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
361 * target.h (Target::finalize_sections, Target::do_finalize_sections):
362 Ditto.
363 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
364 parameter for a symbol table pointer.
365
ca55d848
RÁE		 3662009-12-03 Rafael Avila de Espindola <espindola@google.com>
367
368 * incremental.cc (Incremental_inputs_header)
369 (Incremental_inputs_header_write, Incremental_inputs_entry)
370 (Incremental_inputs_entry_write): Move ...
371 * incremental.h (Incremental_inputs_header)
372 (Incremental_inputs_header_write, Incremental_inputs_entry)
373 (Incremental_inputs_entry_write): here.
374
3aec4f9c
RÁE		 3752009-12-02 Rafael Avila de Espindola <espindola@google.com>
376
377 * incremental.cc (make_sized_incremental_binary): Set the target.
378 Error if it is incompatible.
379 * output.h (Output_file): Add filename method.
380
9c0ae74d
RÁE		 3812009-12-02 Rafael Avila de Espindola <espindola@google.com>
382
383 * incremental.cc (Incremental_inputs_entry): Remove unused argument
384 from the get_* methods.
385
a45500ae
RÁE		 3862009-12-02 Rafael Avila de Espindola <espindola@google.com>
387
388 * incremental-dump.cc (main): Check that the offeset of a script is 0.
389 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
390 Write 0 for the data_offset of scripts.
391
325e6408
RÁE		 3922009-12-02 Rafael Avila de Espindola <espindola@google.com>
393
394 * testsuite/Makefile.am: Add the incremental_test.sh test.
395 * testsuite/incremental_test.sh: New.
396 * testsuite/incremental_test_1.c: New.
397 * testsuite/incremental_test_2.c: New.
398
954c3e2e
RÁE		 3992009-12-01 Rafael Avila de Espindola <espindola@google.com>
400
401 * incremental-dump.cc (main): Fix typos.
402
f8086623
RÁE		 4032009-11-27 Rafael Avila de Espindola <espindola@google.com>
404
405 PR gold/11025
406 * incremental-dump.cc (main): Use llu to print 64 bit values.
407
3b0dd6ac
L		 4082009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
409 H.J. Lu <hongjiu.lu@intel.com>
410
411 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
412 $(LIBDL).
413 (incremental_dump_LDADD): Likewise.
414 * Makefile.in: Regenerated.
415
a6d1ef57
DK		 4162009-11-25 Doug Kwan <dougkwan@google.com>
417
418 Revert:
419
420 2009-11-25 Doug Kwan <dougkwan@google.com>
421
422 * arm.cc (Target_arm::Target_arm): Move method definition
423 outside of class definition. Add code to handle
424 --target1-rel, --target1-abs and --target2= options.
425 (Target_arm::get_reloc_reloc_type): Change method to be
426 non-static and const.
427 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
428 New data member declaration.
429 (Target_arm::Scan::local, Target_arm::Scan::global,
430 Target_arm::Relocate::relocate,
431 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
432 Adjust call to Target_arm::get_real_reloc_type.
433 (Target_arm::get_real_reloc_type): Use command line options
434 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
435 * options.h (--target1-rel, --target1-abs, --target2): New
436 ARM-only options.
437
50aeb7d4
DK		 4382009-11-25 Doug Kwan <dougkwan@google.com>
439
440 * arm.cc (Target_arm::Target_arm): Move method definition outside of
441 class definition. Add code to handle --target1-rel, --target1-abs
442 and --target2= options.
443 (Target_arm::get_reloc_reloc_type): Change method to be non-static
444 and const.
445 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
446 member declaration.
447 (Target_arm::Scan::local, Target_arm::Scan::global,
448 Target_arm::Relocate::relocate,
449 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
450 call to Target_arm::get_real_reloc_type.
451 (Target_arm::get_real_reloc_type): Use command line options to
452 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
453 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
454 options.
455
51938283
DK		 4562009-11-25 Doug Kwan <dougkwan@google.com>
457
458 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
459 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
460 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
461 formatting.
462 (Arm_relocate_functions::thm_call): Replace body with a call to
463 Arm_relocate_functions::thumb_branch_common.
464 (Arm_relocate_functions::thm_jump24,
465 Arm_relocate_functions::thm_xpc22): New method definitions.
466 (Arm_relocate_functions::thumb_branch_common): New method definition.
467 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
468 operator.
469 (Target_arm::Relocate::relocate): Adjust call to thm_call.
470 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
471
e2b8f3c4
RÁE		 4722009-11-24 Rafael Avila de Espindola <espindola@google.com>
473
474 * Makefile.am: Build incremental-dump
475 * Makefile.in: Regenerate.
476 * incremental-dump.cc: New.
477 * incremental.cc (Incremental_inputs_header_data,
478 Incremental_inputs_entry_data): Move to incremental.h
479 * incremental.h: (Incremental_inputs_header_data,
480 Incremental_inputs_entry_data): Move from incremental.cc
481
bcba9aec
RÁE		 4822009-11-24 Rafael Avila de Espindola <espindola@google.com>
483
484 * incremental.cc (Incremental_inputs_header,
485 Incremental_inputs_header_write, Incremental_inputs_entry,
486 Incremental_inputs_entry_write): Add a typedef with the data type.
487
7c3afe08
RÁE		 4882009-11-24 Rafael Avila de Espindola <espindola@google.com>
489
490 * incremental.cc (Incremental_inputs_header,
491 Incremental_inputs_header_write, Incremental_inputs_entry,
492 Incremental_inputs_entry_write): Update comment about which
493 type has the filed descriptions.
494
d204b6e9
DK		 4952009-11-15 Doug Kwan <dougkwan@google.com>
496
497 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
498 (Arm_relocate_functions::arm_branch_common): Change method defintion
499 in class definition to a method declaration and update list of formal
500 parameters.
501 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
502 Arm_relocation_functions::jump24): Adjust call to
503 Arm_relocate_functions::arm_branch_common. Update list of formal
504 parameters.
505 (Arm_relocate_functions::xpc25): New method definition.
506 (Arm_relocate_functions::arm_branch_common): Move method defintion
507 out from class definition. Use stubs for mode-switching and extending
508 branch ranges.
509 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
510 specially. Change code to enable use of stubs in ARM branches.
511
43d12afe
DK		 5122009-11-10 Doug Kwan <dougkwan@google.com>
513
514 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
515 in method declaration.
516 (Target_arm::relocate_stub): New method declaration.
517 (Target_arm::default_target): Change to return a pointer instead of
518 a const reference.
519 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
520 Target_arm::default_target.
521 (Arm_Relobj::do_relocate_sections): Remove options paramater in
522 method definition.
523 (Target_arm::relocate_section): Adjust view.
524 (Target_arm::relocate_stub): New method definition.
525
ac33a407
DK		 5262009-11-10 Doug Kwan <dougkwan@google.com>
527
528 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
529 a format warning.
530 * incremental.cc (open_incremental_binary): Initialized local
531 variables to avoid warnings.
532 * object.cc (make_elf_object): Ditto.
533 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
534 a format warning.
535
88ee28e9
L		 536009-11-09 H.J. Lu <hongjiu.lu@intel.com>
537
538 PR gold/10930
539 * testsuite/plugin_test.c: Include "config.h".
540
2daedcd6
DK		 5412009-11-09 Doug Kwan <dougkwan@google.com>
542
543 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
544 (arm_symbol_value): Remove.
545 (Arm_relocate_functions::arm_branch_common,
546 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
547 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
548 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
549 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
550 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
551 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
552 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
553 Arm_relocate_functions::thm_mobw_abs_nc,
554 Arm_relocate_functions::thm_mov_abs,
555 Arm_relocate_functions::movw_prel_nc,
556 Arm_relocate_functions::thm_movt_abs,
557 Arm_relocate_functions::movt_prel,
558 Arm_relocate_functions::thm_movw_prel_nc,
559 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
560 (Target_arm::Relocate::relocate): Only decompose address into two
561 parts if relocation type uses the thumb-bit and pass the actual
562 bit instead of a flag indicating that the thumb-bit is used. Adjust
563 calls to methods in Arm_relocate_functions for this change.
564
1276bc89 5652009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 566
567 PR 10925
568 * reloc.cc: Instantiate
569 Sized_relobj::initialize_input_to_output_maps and
570 Sized_relobj:free_input_to_output_maps.
571
e53ad1b5
ILT		 5722009-11-06 Ian Lance Taylor <iant@google.com>
573
574 PR 10876
575 * defstd.cc (in_segment): Set only_if_ref true for "end".
576
eb44217c
DK		 5772009-11-06 Doug Kwan <dougkwan@google.com>
578
579 * arm.cc (class Reloc_stub): Correct a comment.
580 (Target_arm::Target_arm): Initialize arm_input_section_map_.
581 (Target_arm::scan_section_for_stubs): New method declaration.
582 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
583 Change methods from private to protected.
584 (Target_arm::do_may_relax): New method definition.
585 (Target_arm::do_relax, Target_arm::group_sections,
586 Target_arm::scan_reloc_for_stub,
587 Target_arm::scan_reloc_section_for_stubs): New method declarations.
588 (Target_arm::arm_input_section_map_): New data member declaration.
589 (Target_arm::scan_reloc_for_stub,
590 Target_arm::scan_reloc_section_for_stubs,
591 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
592 Target_arm::do_relax): New method definitions.
593
5d329b7d
ILT		 5942009-11-06 Mikolaj Zalewski <mikolaj@google.com>
595
596 * configure.ac: Check for (struct stat)::st_mtim
597 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
598 * config.in: Regenerate.
599 * configure: Regenerate.
600
96a0d71b
ILT		 6012009-11-05 Ian Lance Taylor <iant@google.com>
602
603 PR 10910
604 * output.cc (Output_segment::add_output_section): Add missing
605 return statement.
606
594c8e5e
ILT		 6072009-11-04 Ian Lance Taylor <iant@google.com>
608
609 PR 10880
610 * object.h (class Object): Add is_needed and set_is_needed
611 methods. Add is_needed_ field. Make bool fields into bitfields.
612 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
613 defined in a dynamic object and referenced by a regular object,
614 set is_needed for the dynamic object.
615 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
616 if the file is marked with as_needed and it is not needed.
617
22b127cc
ILT		 6182009-11-04 Ian Lance Taylor <iant@google.com>
619
620 PR 10887
621 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
622 tags if data is discarded by linker script.
623 * i386.cc (Target_i386::do_finalize_sections): Likewise.
624 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
625 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
626 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
627
f5c870d2
ILT		 6282009-11-04 Ian Lance Taylor <iant@google.com>
629
630 * layout.cc (Layout::get_output_section): Add is_interp and
631 is_dynamic_linker_section parameters. Change all callers.
632 (Layout::choose_output_section): Likewise.
633 (Layout::make_output_section): Likewise.
634 (Layout::add_output_section_data): Add is_dynamic_linker_section
635 parameter. Change all callers.
636 * layout.h (class Layout): Update declarations.
637 * output.h (class Output_section): Add is_interp, set_is_interp,
638 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
639 Add is_interp_, is_dynamic_linker_section_ fields. Change
640 generate_code_fills_at_write_ to a bitfield.
641 * output.cc (Output_section::Output_sections): Initialize new
642 fields.
643 (Output_segment::add_output_section): Add do_sort parameter.
644 Change all callers.
645
1ae4d23b
ILT		 6462009-11-03 Ian Lance Taylor <iant@google.com>
647
648 PR 10860
649 * options.h (class General_options): Add --warn-common.
650 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
651 merging two common symbols.
652 (Symbol_table::should_override): Handle --warn-common when merging
653 a common symbol with a defined symbol. Use report_resolve_problem
654 for multiple definitions.
655 (Symbol_table::report_resolve_problem): New function.
656 * symtab.h (class Symbol_table): Declare report_resolve_problem.
657
55da9579
DK		 6582009-11-03 Doug Kwan <dougkwan@google.com>
659
660 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
661 stub_factory_.
662 (Target_arm::stub_factory): New method definition.
663 (Target_arm::new_arm_input_section,
664 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
665 Target_arm::reloc_uses_thumb_bit): New method declarations.
666 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
667 New type definitions.
668 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
669 member declarations.
670 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
671 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
672 New method definitions.
673
37a9ac43
ILT		 6742009-11-03 Ian Lance Taylor <iant@google.com>
675
676 * options.h (class General_options): Add --warn_constructors.
677
b3d6a3d4
ILT		 6782009-11-03 Ian Lance Taylor <iant@google.com>
679
680 PR 10893
681 * defstd.cc (in_section): Add entries for __rel_iplt_start,
682 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
683
934b01dd
ILT		 6842009-11-03 Ian Lance Taylor <iant@google.com>
685
686 PR 10895
687 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
688 --msgid-bugs-address.
689 (install-pdf): New target.
690 (install-data_yes): Look up one directory to find mkinstalldirs.
691
03c1939b
L		 6922009-11-03 H.J. Lu <hongjiu.lu@intel.com>
693
694 * po/Make-in (.po.gmo): Don't generate .gmo files in source
695 tree.
696
ebd95253
DK		 6972009-10-30 Doug Kwan <dougkwan@google.com>
698
699 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
700
e9bbb538
DK		 7012009-10-30 Doug Kwan <dougkwan@google.com>
702
703 * arm.cc (Stub_addend_reader): New struct template definition
704 and partial specializations.
705 (Stub_addend_reader::operator()): New method definition for a
706 partially specialized template.
707
d5b40221
DK		 7082009-10-30 Doug Kwan <dougkwan@google.com>
709
710 * arm.cc (Arm_relobj::processor_specific_flags): New method
711 definition.
712 (Arm_relobj::do_read_symbols): New method declaration.
713 (Arm_relobj::processor_specific_flags_): New data member declaration.
714 (Arm_dynobj): New class definition.
715 (Target_arm::do_finalize_sections): Add input_objects parameter.
716 (Target_arm::do_adjust_elf_header): New method declaration.
717 (Target_arm::are_eabi_versions_compatible,
718 (Target_arm::merge_processor_specific_flags): New method declaration.
719 (Target_arm::do_make_elf_object): New overloaded method definitions
720 and declaration.
721 (Arm_relobj::do_read_symbols): New method definition.
722 (Arm_dynobj::do_read_symbols): Ditto.
723 (Target_arm::do_finalize_sections): Add input_objects parameters.
724 Merge processor-specific flags from all input objects.
725 (Target_arm::are_eabi_versions_compatible,
726 Target_arm::merge_processor_specific_flags,
727 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
728 New method definitions.
729 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
730 Input_objects pointer type parameter.
731 * layout.cc (Layout::finalize): Pass input objects to target's.
732 finalize_sections function.
733 * output.cc (Output_file_header::do_sized_write): Set ELF file
734 header's processor-specific flags.
735 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
736 Input_objects pointer type parameter.
737 * sparc.cc (Target_sparc::do_finalize_sections): Same.
738 * target.h (Input_objects): New forward class declaration.
739 (Target::processor_specific_flags,
740 Target::are_processor_specific_flags_sect): New method definitions.
741 (Target::finalize_sections): Add input_objects parameter.
742 (Target::Target): Initialize processor_specific_flags_ and
743 are_processor_specific_flags_set_.
744 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
745 parameter.
746 (Target::set_processor_specific_flags): New method definition.
747 (Target::processor_specific_flags_,
748 Target::are_processor_specific_flags_set_): New data member
749 declarations.
750 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
751 Input_objects pointer type parameter.
752
ebabffbd
DK		 7532009-10-30 Doug Kwan <dougkwan@google.com>
754
755 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
756
ad0f2072
ILT		 7572009-10-28 Ian Lance Taylor <iant@google.com>
758
759 * object.h (class Relobj): Drop options parameter from
760 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
761 do_scan_relocs, do_relocate. Change all callers.
762 (class Sized_relobj): Drop options parameters from
763 do_gc_process_relocs, do_scan_relocs, do_relocate,
764 do_relocate_sections, relocate_sections, emit_relocs_scan,
765 emit_relocs_scan_reltype. Change all callers.
766 (struct Relocate_info): Remove options field and all references to
767 it.
768 * reloc.h (class Read_relocs): Remove options constructor
769 parameter and options_ field. Change all callers.
770 (class Gc_process_relocs, class Scan_relocs): Likewise.
771 (class Relocate_task): Likewise.
772 * target-reloc.h (scan_relocs): Remove options parameter. Change
773 all callers.
774 (scan_relocatable_relocs): Likewise.
775 * target.h (class Sized_target): Remove options parameter from
776 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
777 all callers.
778 * gc.h (gc_process_relocs): Remove options parameter. Change all
779 callers.
780 * arm.cc: Update functions to remove options parameters.
781 * i386.cc: Likewise.
782 * powerpc.cc: Likewise.
783 * sparc.cc: Likewise.
784 * x86_64.cc: Likewise.
785 * testsuite/testfile.cc: Likewise.
786
8ffa3667
DK		 7872009-10-28 Doug Kwan <dougkwan@google.com>
788
789 * arm.cc (Arm_relobj): New class definition.
790 (Arm_relobj::scan_sections_for_stubs,
791 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
792 New method definitions.
793
40f36857
CC		 7942009-10-28 Cary Coutant <ccoutant@google.com>
795
796 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
797 (Plugin::cleanup_done_): New member.
798 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
799 (Plugin_manager::cleanup_done_): Remove.
800 (Plugin_manager::add_input_file): Edit error message.
801 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
802 (Plugin_manager::cleanup): Remove use of cleanup_done_.
803
2c849493
ILT		 8042009-10-27 Mikolaj Zalewski <mikolajz@google.com>
805
806 * fileread.cc: (File_read::View::~View): Use the new
807 data_ownership_ filed.
808 (File_read::~File_read): Dispose the new whole_file_view_.
809 (File_read::open): Mmap the whole file if needed.
810 (File_read::open): Use whole_file_view_ instead of contents_.
811 (File_read::find_view): Use whole_file_view_ if applicable.
812 (File_read::do_read): Use whole_file_view_ instead of contents_.
813 (File_read::make_view): Use whole_file_view_ instead of contents_,
814 update File_read::View::View call.
815 (File_read::find_or_make_view): Update File_read::View::View
816 call.
817 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
818 remove contents_
819 (File_read::View::Data_ownership): New enum.
820 (File_read::View::View): Replace bool mapped_ with Data_ownership
821 argument.
822 (File_read::View::mapped_): Remove (replaced by data_ownership_).
823 (File_read::View::data_ownership_): New field.
824 (File_read::contents_): Remove (replaced by whole_file_view_).
825 (File_read::whole_file_view_): New field.
826 * options.h (class General_options): Add --keep-files-mapped.
827
24998053
CC		 8282009-10-27 Cary Coutant <ccoutant@google.com>
829
830 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
831 * testsuite/Makefile.am (plugin_test_5): New test case.
832 * testsuite/Makefile.in: Regenerate.
833
72adc4fa
DK		 8342009-10-25 Doug Kwan <dougkwan@google.com>
835
836 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
837 from private to protected to allow access by child class.
838 (Sized_relobj::do_relocate_sections): New method declaration.
839 (Sized_relobj::relocate_sections): Virtualize.
840 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
841 Sized_relobj::relocate_sections. Instantiate template explicitly
842 for different target sizes and endianity.
843
07f508a2
DK		 8442009-10-24 Doug Kwan <dougkwan@google.com>
845
846 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
847 (Arm_input_section::as_arm_input_section): New method.
848 (Arm_output_section): New class definition.
849 (Arm_output_section::create_stub_group,
850 Arm_output_section::group_sections): New method definitions.
851
10ad9fe5
DK		 8522009-10-22 Doug Kwan <dougkwan@google.com>
853
854 * arm.cc (Arm_input_section): New class definition.
855 (Arm_input_section::init, Arm_input_section:do_write,
856 Arm_input_section::set_final_data_size,
857 Arm_input_section::do_reset_address_and_file_offset): New method
858 definitions.
859
56ee5e00
DK		 8602009-10-21 Doug Kwan <dougkwan@google.com>
861
862 * arm.cc (Stub_table, Arm_input_section): New forward class
863 declarations.
864 (Stub_table): New class defintion.
865 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
866 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
867 New method definition.
868
b569affa
DK		 8692009-10-21 Doug Kwan <dougkwan@google.com>
870
871 * arm.cc: Update copyright comments.
872 (Target_arm): New forward class template declaration.
873 (Arm_address): New type.
874 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
875 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
876 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
877 constants.
878 (Insn_template): Same.
879 (DEF_STUBS): New macro.
880 (Stub_type): New enum type.
881 (Stub_template): New class definition.
882 (Stub): Same.
883 (Reloc_stub): Same.
884 (Stub_factory): Same.
885 (Target_arm::Target_arm): Initialize may_use_blx_ and
886 should_force_pic_veneer_.
887 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
888 Target_arm::should_force_pic_veneer,
889 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
890 Target_arm::using_thumb_only, Target_arm:;default_target): New
891 method defintions.
892 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
893 New data member declarations.
894 (Insn_template::size, Insn_template::alignment): New method defintions.
895 (Stub_template::Stub_template): New method definition.
896 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
897 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
898 (Stub_factory::Stub_factory): New method definition.
899 * gold.h (string_hash): New template.
900 * output.h (Input_section_specifier::hash_value): Use
901 gold::string_hash.
902 (Input_section_specifier::string_hash): Remove.
903 * stringpool.cc (Stringpool_template::string_hash): Use
904 gold::string_hash.
905
6c172549
DK		 9062009-10-20 Doug Kwan <dougkwan@google.com>
907
908 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
909 symbols of relaxed input sections.
910 * output.h (Output_section::find_relaxed_input_section): Make
911 method public.
912
c5617f2f
DK		 9132009-10-16 Doug Kwan <dougkwan@google.com>
914
915 * dynobj.cc (Versions::Versions): Initialize version_script_.
916 Only insert base version symbol definition for a shared object
917 if version script defines any version versions.
918 (Versions::define_base_version): New method definition.
919 (Versions::add_def): Check that base version is not needed.
920 (Versions::add_need): Define base version lazily.
921 * dynobj.h (Versions::define_base_version): New method declaration.
922 (Versions::needs_base_version_): New data member declaration.
923 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
924 (check_DATA): Add no_version_test.stdout.
925 (libno_version_test.so, no_version_test.o no_version_test.stdout):
926 New make rules.
927 * testsuite/Makefile.in: Regenerate.
928 * testsuite/no_version_test.c: New file.
929 * testsuite/no_version_test.sh: Ditto.
930
3c12dcdb
DK		 9312009-10-16 Doug Kwan <dougkwan@google.com>
932
933 * expression.cc (class Segment_start_expression): New class definition.
934 (Segment_start_expression::value): New method definition.
935 (script_exp_function_segment_start): Return a new
936 Segment_start_expression.
937 * gold/script-c.h (script_saw_segment_start_expression): New function
938 prototype.
939 * script-sections.cc (Script_sections::Script_sections): Initialize
940 SAW_SEGMENT_START_EXPRESSION_ to false.
941 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
942 and -Tbbs options to specify section addresses if given in
943 command line and no SEGMENT_START expression is seen in a script.
944 * script-sections.h (Script_sections::saw_segment_start_expression,
945 Script_sections::set_saw_segment_start_expression): New method
946 definition.
947 (Script_sections::saw_segment_start_expression_): New data member
948 declaration.
949 * script.cc (script_saw_segment_start_expression): New function.
950 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
951 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
952 script_test_7.sh and script_test_8.sh.
953 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
954 script_test_8.stdout.
955 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
956 (script_test_6, script_test_6.stdout, script_test_7,
957 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
958 * Makefile.in: Regenerate.
959 * testsuite/script_test_6.sh: New file.
960 * testsuite/script_test_6.t: Same.
961 * testsuite/script_test_7.sh: Same.
962 * testsuite/script_test_7.t: Same.
963 * testsuite/script_test_8.sh: Same.
964
64b1ae37
DK		 9652009-10-16 Doug Kwan <dougkwan@google.com>
966
967 * output.cc (Output_segment::set_section_list_address): Cast
968 expressions to unsigned long long type to avoid format warnings.
969
661be1e2
ILT		 9702009-10-15 Ian Lance Taylor <iant@google.com>
971
12edd763 972 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 973 dot assignment to script_sections_.
12edd763
ILT		 974 * script-sections.cc (Script_sections::add_dot_assignment):
975 Initialize if necessary.
976
68b6574b
ILT		 977 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
978 program headers with no load segment if there is a linker script.
979
661be1e2
ILT		 980 * layout.cc (Layout::set_segment_offsets): Align the file offset
981 to the segment aligment for -N or -n with no load segment.
982 * output.cc (Output_segment::add_output_section): Don't crash if
983 the first section is a TLS section.
984 (Output_segment::set_section_list_addresses): Print an error
985 message if the address moves backward in a linker script.
986 * script-sections.cc
987 (Output_section_element_input::set_section_addresses): Don't
988 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
989 (Orphan_output_section::set_section_addresses): Likewise.
990
f15f61a7
DK		 9912009-10-15 Doug Kwan <dougkwan@google.com>
992
993 * layout.cc (Layout::finish_dynamic_section): Generate tags
994 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
995 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
996 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
997
82bb573a
ILT		 9982009-10-14 Ian Lance Taylor <iant@google.com>
999
1000 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1001 fields.
1002 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1003 data_shdr fields of relinfo.
1004 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1005 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1006 R_386_TLS_LDO_32, adjust based on section flags.
1007 (Target_i386::Relocate::fix_up_ldo): Remove.
1008
374ad285
ILT		 10092009-10-13 Ian Lance Taylor <iant@google.com>
1010
1011 Add support for -pie.
1012 * options.h (class General_options): Add -pie and
1013 --pic-executable.
1014 (General_options::output_is_position_independent): Test -pie.
1015 (General_options::output_is_executable): Return true if not shared
1016 and not relocatable.
1017 (General_options::output_is_pie): Remove.
1018 * options.cc (General_options::finalize): Reject incompatible uses
1019 of -pie.
1020 * gold.cc (queue_middle_tasks): A -pie link is not static.
1021 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1022 * symtab.cc (Symbol::final_value_is_known): Return false if
1023 output_is_position_independent.
1024 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1025 output_is_position_independent.
1026 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1027 output_is_position_independent.
1028 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1029 output_is_position_independent.
1030 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1031 two_file_pie_test.
1032 (basic_pie_test.o, basic_pie_test): New targets.
1033 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1034 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1035 (two_file_pie_test): New target.
1036 * testsuite/Makefile.in: Rebuild.
1037 * README: Remove note saying that -pie is not supported.
1038
c6585162
ILT		 10392009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1040
1041 * options.h (class General_options): Add -init and -fini.
1042 * layout.cc (Layout::finish_dynamic_section): Emit
1043 given init and fini functions.
1044
032ce4e9
ST		 10452009-10-13 Sriraman Tallam <tmsriram@google.com>
1046
1047 * gc.h (gc_process_relocs): Check if icf is enabled using new
1048 function.
1049 * gold.cc (queue_initial_tasks): Likewise.
1050 (queue_middle_tasks): Likewise.
1051 * object.cc (do_layout): Likewise.
1052 * symtab.cc (is_section_folded): Likewise.
1053 * main.cc (main): Likewise.
1054 * reloc.cc (Read_relocs::run): Likewise.
1055 (Sized_relobj::do_scan_relocs): Likewise.
1056 * icf.cc (is_function_ctor_or_dtor): New function.
1057 (Icf::find_identical_sections): Check if function is ctor or dtor when
1058 safe icf is chosen.
1059 * options.h (General_options::icf): Change option to be an enum.
1060 (Icf_status): New enum.
1061 (icf_enabled): New method.
1062 (icf_safe_folding): New method.
1063 (set_icf_status): New method.
1064 (icf_status_): New variable.
1065 * (options.cc) (General_options::finalize): Set icf_status_.
1066 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1067 icf_test and icf_keep_unique_test to use the --icf enum flag.
1068 * testsuite/icf_safe_test.sh: New file.
1069 * testsuite/icf_safe_test.cc: New file.
1070
f345227a
ST		 10712009-10-12 Sriraman Tallam <tmsriram@google.com>
1072
1073 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1074 includes to gc.h and icf.h.
1075 * arm.cc: Include gc.h.
1076 * gold.cc: Likewise.
1077 * i386.cc: Likewise.
1078 * powerpc.cc: Likewise.
1079 * sparc.cc: Likewise.
1080 * x86_64.cc: Likewise.
1081 * gc.h: Include icf.h.
1082
1c7814ed
ILT		 10832009-10-11 Ian Lance Taylor <iant@google.com>
1084
1085 * plugin.cc: Include "gold.h" before other header files.
1086
ae3b5189
CD		 10872009-10-10 Chris Demetriou <cgd@google.com>
1088
1089 * options.h (Input_file_argument::Input_file_type): New enum.
1090 (Input_file_argument::is_lib_): Replace with...
1091 (Input_file_argument::type_): New member.
1092 (Input_file_argument::Input_file_argument): Take Input_file_type
1093 'type' rather than boolean 'is_lib' as second argument.
1094 (Input_file_argument::is_lib): Use type_.
1095 (Input_file_argument::is_searched_file): New function.
1096 (Input_file_argument::may_need_search): Handle is_searched_file.
1097 * options.cc (General_options::parse_library): Support -l:filename.
1098 (General_options::parse_just_symbols): Update for Input_file_argument
1099 changes.
1100 (Command_line::process): Likewise.
1101 * archive.cc (Archive::get_file_and_offset): Likewise.
1102 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1103 * script.cc (read_script_file, script_add_file): Likewise.
1104 * fileread.cc (Input_file::Input_file): Likewise.
1105 (Input_file::will_search_for): Handle is_searched_file.
1106 (Input_file::open): Likewise.
1107 * readsyms.cc (Read_symbols::get_name): Likewise.
1108 * testsuite/Makefile.am (searched_file_test): New test.
1109 * testsuite/Makefile.in: Regenerate.
1110 * testsuite/searched_file_test.cc: New file.
1111 * testsuite/searched_file_test_lib.cc: New file.
1112
f3048a1d
ILT		 11132009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1114 Ian Lance Taylor <iant@google.com>
1115
1116 * descriptor.cc: Include <cstdio> and "binary-io.h".
1117 (Descriptors::open): Open the files in binary mode always.
1118 * script.cc (Lex::get_token): Treat \r as whitespace.
1119
d4780e57
ILT		 11202009-10-09 Ian Lance Taylor <iant@google.com>
1121
1122 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1123
d9a893b8
ILT		 11242009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1125 Ian Lance Taylor <iant@google.com>
1126
1127 * configure.ac: Check for readv function also.
1128 * fileread.cc (readv): Define if not HAVE_READV.
1129 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1130 does not exist.
1131 * config.in: Regenerate.
1132 * configure: Regenerate.
1133
c0a62865
DK		 11342009-10-09 Doug Kwan <dougkwan@google.com>
1135
1136 * layout.cc (Layout::make_output_section): Call target hook to make
1137 ordinary output section.
1138 (Layout::finalize): Adjust parameter list of call the
1139 Target::may_relax().
1140 * layout.h (class Layout::section_list): New method.
1141 * merge.h (Output_merge_base::entsize): Change visibility to public.
1142 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1143 New methods.
1144 (Output_merge_string::do_is_string): New method.
1145 * object.cc (Sized_relobj::do_setup): renamed from
1146 Sized_relobj::set_up.
1147 * object.h (Sized_relobj::adjust_shndx,
1148 Sized_relobj::initializ_input_to_output_maps,
1149 Sized_relobj::free_input_to_output_maps): Change visibilities to
1150 protected.
1151 (Sized_relobj::setup): Virtualize.
1152 (Sized_relobj::do_setup): New method declaration.
1153 (Sized_relobj::invalidate_section_offset,
1154 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1155 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1156 * options.cc (parse_int): New function.
1157 * options.h (parse_int): New declaration.
1158 (DEFINE_int): New macro.
1159 (stub_group_size): New option.
1160 * output.cc (Output_section::Output_section): Initialize memebers
1161 merge_section_map_, merge_section_by_properties_map_,
1162 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1163 (Output_section::add_input_section): Handled deferred code-fill
1164 generation and remove an old comment.
1165 (Output_section::add_relaxed_input_section): New method definition.
1166 (Output_section::add_merge_input_section): Use merge section by
1167 properties map to speed to search. Update merge section maps
1168 as appropriate.
1169 (Output_section::build_relaxation_map): New method definition.
1170 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1171 Same.
1172 (Output_section::relax_input_section): Renamed to
1173 Output_section::convert_input_sections_to_relaxed_sections and change
1174 interface to take a vector of pointers to relaxed sections.
1175 (Output_section::find_merge_section,
1176 Output_section::find_relaxed_input_section): New method definitions.
1177 (Output_section::is_input_address_mapped,
1178 Output_section::output_offset, Output_section::output_address):
1179 Use output section data maps to speed up searching.
1180 (Output_section::find_starting_output_address): Add comments.
1181 (Output_section::do_write,
1182 Output_section::write_to_postprocessing_buffer): Do code-fill
1183 generation as appropriate.
1184 (Output_section::get_input_sections): Invalidate relaxed input section
1185 map.
1186 (Output_section::restore_states): Adjust type of checkpoint .
1187 Invalidate relaxed input section map.
1188 * output.h (Output_merge_base): New class declaration.
1189 (Input_section_specifier): New class defintion.
1190 (class Output_relaxed_input_section) Change base class to
1191 Output_section_data_build.
1192 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1193 base class initializer.
1194 (Output_section::add_relaxed_input_section): New method declaration.
1195 (Output_section::Input_section): Change visibility to protected.
1196 (Output_section::Input_section::relobj,
1197 Output_section::Input_section::shndx): Handle relaxed input sections.
1198 Output_section::input_sections) Change visibility to protected. Also
1199 define overload to return a non-const pointer.
1200 (Output_section::Merge_section_properties): New class defintion.
1201 (Output_section::Merge_section_by_properties_map,
1202 Output_section::Output_section_data_by_input_section_map,
1203 Output_section::Relaxation_map): New types.
1204 (Output_section::relax_input_section): Rename method to
1205 Output_section::convert_input_sections_to_relaxed_sections and change
1206 interface to take a vector of relaxed section pointers.
1207 (Output_section::find_merge_section,
1208 Output_section::find_relaxed_input_section,
1209 Output_section::build_relaxation_map,
1210 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1211 New method declarations.
1212 (Output_section::merge_section_map_
1213 Output_section::merge_section_by_properties_map_,
1214 Output_section::relaxed_input_section_map_,
1215 Output_section::is_relaxed_input_section_map_valid_,
1216 Output_section::generate_code_fills_at_write_): New data members.
1217 * script-sections.cc
1218 (Output_section_element_input::set_section_addresses): Call
1219 current_data_size and addralign methods of relaxed input sections.
1220 (Orphan_output_section::set_section_addresses): Call current_data_size
1221 and addralign methods of relaxed input sections.
1222 * symtab.cc (Symbol_table::compute_final_value): Extract template
1223 from the body of Symbol_table::sized_finalize_symbol.
1224 (Symbol_table::sized_finalized_symbol): Call
1225 Symbol_table::compute_final_value.
1226 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1227 (Symbol_table::compute_final_value): New templated method declaration.
1228 * target.cc (Target::do_make_output_section): New method defintion.
1229 * target.h (Target::make_output_section): New method declaration.
1230 (Target::relax): Add more parameters for input objects, symbol table
1231 and layout. Adjust call to do_relax.
1232 (Target::do_make_output_section): New method declaration.
1233 (Target::do_relax): Add parameters for input objects, symbol table
1234 and layout.
1235
d446d6c4
ILT		 12362009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1237
1238 * pread.c: Include stdio.h.
1239
bc06c745
ILT		 12402009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1241
1242 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1243 defined.
1244
75aea3d0
ILT		 12452009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1246
1247 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1248 Change read_shndx type to unsigned int.
1249 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1250 int.
1251 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1252 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1253 Change read_shndx type to unsigned int.
1254 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1255 int.
1256 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1257 * layout.cc (Layout::create_symtab_sections): Cast the result of
1258 local_symcount * symsize to off_t in the gold_assert.
1259
be8fcb75
ILT		 12602009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1261
1262 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1263 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1264 R_ARM_BASE_ABS.
1265 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1266 (Arm_relocate_functions::thm_abs5): New function.
1267 (Arm_relocate_functions::abs12): New function.
1268 (Arm_relocate_functions::abs16): New function.
1269 (Arm_relocate_functions::base_abs): New function.
1270 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1271 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1272 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1273 R_ARM_BASE_ABS.
1274 (Scan::global): Likewise.
1275 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1276 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1277 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1278 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1279 R_ARM_BASE_ABS.
1280
c2a122b6
ILT		 12812009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1282
1283 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1284 (Arm_relocate_functions::movt_prel): New function.
1285 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1286 (Arm_relocate_functions::thm_movt_prel): New function.
1287 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1288 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1289 (Scan::global, Relocate::relocate): Likewise.
1290 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1291
c4aa1e2d
ILT		 12922009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1293
1294 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1295 Incremental_checker.
1296 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1297 unsigned int.
1298 (class Incremental_inputs_header): New class.
1299 (Incremental_inputs_header_writer): Edit comment.
1300 (Incremental_inputs_entry): New class.
1301 (Incremental_inputs_entry_writer): Edit comment.
1302 (Sized_incremental_binary::do_find_incremental_inputs_section):
1303 Add *strtab_shndx parameter, fill it.
1304 (Sized_incremental_binary::do_check_inputs): New method.
1305 (Incremental_checker::can_incrementally_link_output_file): Use
1306 Sized_incremental_binary::check_inputs.
1307 (Incremental_inputs::report_command_line): Save command line in
1308 command_line_.
1309 * incremental.h:
1310 (Incremental_binary::find_incremental_inputs_section): New
1311 method.
1312 (Incremental_binary::do_find_incremental_inputs_section): Add
1313 strtab_shndx parameter.
1314 (Incremental_binary::do_check_inputs): New pure virtual method.
1315 (Sized_incremental_binary::do_check_inputs): Declare.
1316 (Incremental_checker::Incremental_checker): Add incremental_inputs
1317 parameter, use it to initialize incremental_inputs_.
1318 (Incremental_checker::incremental_inputs_): New field.
1319 (Incremental_checker::command_line): New method.
1320 (Incremental_checker::inputs): New method.
1321 (Incremental_checker::command_line_): New field.
1322
c549a694
ILT		 13232009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1324
1325 * incremental.cc: Include <cstdarg> and "target-select.h".
1326 (vexplain_no_incremental): New function.
1327 (explain_no_incremental): New function.
1328 (Incremental_binary::error): New method.
1329 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1330 method.
1331 (make_sized_incremental_binary): New function.
1332 (open_incremental_binary): New function.
1333 (can_incrementally_link_file): Add checks if output is ELF and has
1334 inputs section.
1335 * incremental.h: Include "elfcpp_file.h" and "output.h".
1336 (Incremental_binary): New class.
1337 (Sized_incremental_binary): New class.
1338 (open_incremental_binary): Declare.
1339 * object.cc (is_elf_object): Use
1340 elfcpp::Elf_recognizer::is_elf_file.
1341 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1342 * output.h (Output_file::filesize): New method.
1343
fd3c5f0b
ILT		 13442009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1345
1346 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1347 New function.
1348 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1349 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1350 function.
1351 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1352 function.
1353 (Arm_relocate_functions::movw_abs_nc): New function.
1354 (Arm_relocate_functions::movt_abs): New function.
1355 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1356 (Arm_relocate_functions::thm_movt_abs): New function.
1357 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1358 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1359 (Scan::global): Likewise.
1360 (Relocate::relocate): Likewise.
1361 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1362
7f5309a5
ILT		 13632009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1364
1365 * arm.cc (Arm_relocate_functions::got_prel) New function.
1366 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1367 (Relocate::relocate): Likewise.
1368 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1369
364c7fa5
ILT		 13702009-10-06 Ian Lance Taylor <iant@google.com>
1371
1372 * options.h (class General_options): Define
1373 split_stack_adjust_size parameter.
1374 * object.h (class Object): Add uses_split_stack_ and
1375 has_no_split_stack_ fields. Add uses_split_stack and
1376 has_no_split_stack accessor functions. Declare
1377 handle_split_stack_section.
1378 (class Reloc_symbol_changes): Define.
1379 (class Sized_relobj): Define Function_offsets. Declare
1380 split_stack_adjust, split_stack_adjust_reltype, and
1381 find_functions.
1382 * object.cc (Object::handle_split_stack_section): New function.
1383 (Sized_relobj::do_layout): Call handle_split_stack_section.
1384 * dynobj.cc (Sized_dynobj::do_layout): Call
1385 handle_split_stack_section.
1386 * reloc.cc (Sized_relobj::relocate_sections): Call
1387 split_stack_adjust for executable sections in split_stack
1388 objects. Pass reloc_map to relocate_section.
1389 (Sized_relobj::split_stack_adjust): New function.
1390 (Sized_relobj::split_stack_adjust_reltype): New function.
1391 (Sized_relobj::find_functions): New function.
1392 * target-reloc.h: Include "object.h".
1393 (relocate_section): Add reloc_symbol_changes parameter. Change
1394 all callers.
1395 * target.h (class Target): Add calls_non_split method. Declare
1396 do_calls_non_split virtual method. Declare match_view and
1397 set_view_to_nop.
1398 * target.cc: Include "elfcpp.h".
1399 (Target::do_calls_non_split): New function.
1400 (Target::match_view): New function.
1401 (Target::set_view_to_nop): New function.
1402 * gold.cc (queue_middle_tasks): Give an error if mixing
1403 split-stack and non-split-stack objects with -r.
1404 * i386.cc (Target_i386::relocate_section): Add
1405 reloc_symbol_changes parameter.
1406 (Target_i386::do_calls_non_split): New function.
1407 * x86_64.cc (Target_x86_64::relocate_section): Add
1408 reloc_symbol_changes parameter.
1409 (Target_x86_64::do_calls_non_split): New function.
1410 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1411 parameter.
1412 * powerpc.cc (Target_powerpc::relocate_section): Add
1413 reloc_symbol_changes parameter.
1414 * sparc.cc (Target_sparc::relocate_section): Add
1415 reloc_symbol_changes parameter.
1416 * configure.ac: Call AM_CONDITIONAL for the default target.
1417 * configure: Rebuild.
1418 * testsuite/Makefile.am (TEST_AS): New variable.
1419 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1420 (check_DATA): Add split_i386 and split_x86_64 files.
1421 (SPLIT_DEFSYMS): Define.
1422 (split_i386_[1234n].o): New targets.
1423 (split_i386_[124]): New targets.
1424 (split_i386_[1234r].stdout): New targets.
1425 (split_x86_64_[1234n].o): New targets.
1426 (split_x86_64_[124]): New targets.
1427 (split_x86_64_[1234r].stdout): New targets.
1428 (MOSTLYCLEANFILES): Add new executables.
1429 * testsuite/split_i386.sh: New file.
1430 * testsuite/split_x86_64.sh: New file.
1431 * testsuite/split_i386_1.s: New file.
1432 * testsuite/split_i386_2.s: New file.
1433 * testsuite/split_i386_3.s: New file.
1434 * testsuite/split_i386_4.s: New file.
1435 * testsuite/split_i386_n.s: New file.
1436 * testsuite/split_x86_64_1.s: New file.
1437 * testsuite/split_x86_64_2.s: New file.
1438 * testsuite/split_x86_64_3.s: New file.
1439 * testsuite/split_x86_64_4.s: New file.
1440 * testsuite/split_x86_64_n.s: New file.
1441 * testsuite/testfile.cc (Target_test): Update relocation_section
1442 function.
1443 * testsuite/Makefile.in: Rebuild.
1444
e8a9fcda
ILT		 14452009-10-06 Ian Lance Taylor <iant@google.com>
1446
1447 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1448 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1449 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1450 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1451 the address on ldo_addrs_.
1452 (Target_i386::Relocate::fix_up_ldo): New function.
1453
e99daf92
ILT		 14542009-10-06 Rafael Espindola <espindola@google.com>
1455
1456 * plugin.cc (add_input_library): New.
1457 (Plugin::load): Add add_input_library to tv.
1458 (Plugin_manager::add_input_file): Add the is_lib argument.
1459 (add_input_file): Update call to Plugin_manager::add_input_file.
1460 (add_input_library): New.
1461 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1462
966d4097
DK		 14632009-09-30 Doug Kwan <dougkwan@google.com>
1464
1465 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1466 symbol and call Symbol::may_need_copy_reloc to determine if
1467 a copy reloc is needed.
1468 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1469 nocopyreloc is given in command line.
1470 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1471 given in command line.
1472 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1473 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1474 of the removed Target_i386::may_need_copy_reloc.
1475 * options.h (copyreloc): New option with default value false.
1476 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1477 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1478 instead of the removed Target_powerpc::may_need_copy_reloc.
1479 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1480 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1481 instead of the removed Target_sparc::may_need_copy_reloc.
1482 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1483 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1484 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1485 instead of the removed Target_x86_64::may_need_copy_reloc.
1486
029ba973
ILT		 14872009-09-30 Ian Lance Taylor <iant@google.com>
1488
1489 * object.h (class Object): Remove target_ field, and target,
1490 sized_target, and set_target methods.
1491 (Object::sized_target): Remove.
1492 (class Sized_relobj): Update declarations. Remove sized_target.
1493 * object.cc (Sized_relobj::setup): Remove target parameter.
1494 Change all callers.
1495 (Input_objects::add_object): Don't do anything with the target.
1496 (make_elf_sized_object): Add punconfigured parameter. Change all
1497 callers. Set or test parameter target.
1498 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1499 Change all callers.
1500 * parameters.cc (Parameters::set_target): Change parameter type to
1501 be non-const.
1502 (Parameters::default_target): Remove.
1503 (set_parameters_target): Change parameter type to be non-const.
1504 (parameters_force_valid_target): New function.
1505 (parameters_clear_target): New function.
1506 * parameters.h (class Parameters): Update declarations. Remove
1507 default_target method. Add sized_target and clear_target
1508 methods. Change target_ to be non-const.
1509 (set_parameters_target): Update declaration.
1510 (parameters_force_valid_target): Declare.
1511 (parameters_clear_target): Declare.
1512 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1513 as NULL if we aren't searching.
1514 (Add_symbols::run): Don't check for compatible target.
1515 * fileread.cc (Input_file::open_binary): Call
1516 parameters_force_valid_target.
1517 * gold.cc (queue_middle_tasks): Likewise.
1518 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1519 set_target on object.
1520 * dynobj.h (class Sized_dynobj): Update declarations.
1521 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1522 make_elf_object returns NULL.
1523 (Archive::include_member): Don't check whether object target is
1524 compatible.
1525 * output.cc (Output_section::add_input_section): Get target from
1526 parameters.
1527 (Output_section::relax_input_section): Likewise.
1528 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1529 parameters.
1530 (Sized_relobj::do_scan_relocs): Likewise.
1531 (Sized_relobj::relocate_sections): Likewise.
1532 * resolve.cc (Symbol_table::resolve): Likewise.
1533 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1534 parameter. Change all callers.
1535 (Symbol_table::add_from_object): Get target from parameters.
1536 (Symbol_table::add_from_relobj): Don't check object target.
1537 (Symbol_table::add_from_dynobj): Likewise.
1538 (Symbol_table::define_special_symbol): Get target from
1539 parameters.
1540 * symtab.h (class Symbol_table): Update declaration.
1541 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1542 parameter. Change all callers. Clear parameter target.
1543 (Binary_test): Test target here.
1544 * testsuite/object_unittest.cc (gold_testsuite): Remove
1545 target_test_pointer parameter. Change all callers.
1546 (Object_test): Test target here.
1547
a6a22b83
ILT		 15482009-09-26 Ian Lance Taylor <iant@google.com>
1549
1550 * testsuite/initpri1.c: Don't try to use constructor priorities if
1551 compiling with gcc before 4.3.
1552
6a8f49fe
ILT		 15532009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1554
1555 * testsuite/retain_symbols_file_test.sh (check_present): Change
1556 output file name to retain_symbols_file_test.stdout.
1557 (check_absent): Likewise.
1558
8c604651
CS		 15592009-09-18 Craig Silverstein <csilvers@google.com>
1560
1561 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1562 * options.cc: Include <cerrno> and <fstream>.
1563 (General_options::finalize): Parse -retain-symbols-file tag.
1564 * options.h: New flag.
1565 (General_options): New method should_retain_symbol, new
1566 variable symbols_to_retain.
1567 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1568 should_retain_symbol map.
1569 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1570 * testsuite/Makefile.in: Regenerate.
1571 * testsuite/retain_symbols_file_test.sh: New file.
1572
ca58b19f
NC		 15732009-09-18 Nick Clifton <nickc@redhat.com>
1574
1575 * po/es.po: Updated Spanish translation.
1576
20e6d0d6
DK		 15772009-09-17 Doug Kwan <dougkwan@google.com>
1578
1579 * debug.h (DEBUG_RELAXATION): New constant.
1580 (DEBUG_ALL): Add DEBUG_RELAXATION.
1581 (debug_string_to_enum): Add relaxation debug option.
1582 * layout.cc
1583 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1584 Layout::Relaxation_debug_check::read_sections,
1585 Layout::Relaxation_debug_check::read_sections): New method definitions.
1586 (Layout::Layout): Initialize data members
1587 record_output_section_data_from_scrips_,
1588 script_output_section_data_list_ and relaxation_debug_check_.
1589 (Layout::save_segments, Layout::restore_segments,
1590 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1591 Layout::relaxation_loop_body): New method definitions.
1592 (Layout::finalize): Support relaxation. Move section layout code to
1593 Layout::relaxation_loop_body.
1594 (Layout::set_asection_address_from_script): Move code for orphan
1595 section placement out.
1596 (Layout::place_orphan_sections_in_script): New method definition.
1597 * layout.h (Output_segment_headers, Output_file_header):
1598 New forward class declarations.
1599 (Layout::~Layout): Define.
1600 (Layout::new_output_section_data_from_script): New method definition.
1601 (Layout::place_orphan_sections_in_script): New method declaration.
1602 (Layout::Segment_states): New type declaration.
1603 (Layout::save_segments, Layout::restore_segments,
1604 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1605 Layout::relaxation_loop_body): New method declarations.
1606 (Layout::Output_section_data_list): New type declaration.
1607 (Layout::Relaxation_debug_check): New class definition.
1608 (Layout::record_output_section_data_from_script_,
1609 Layout::script_output_section_data_list_, Layout::segment_states_,
1610 Layout::relaxation_debug_check_): New data members.
1611 * output.cc: (Output_section_headers::do_size): New method definition.
1612 (Output_section_headers::Output_section_headers): Move size
1613 computation to Output_section_headers::do_size.
1614 (Output_segment_headers::do_size): New method definition.
1615 (Output_file_header::Output_file_header): Move size computation to
1616 Output_file_header::do_size and call it.
1617 (Output_file_header::do_size): New method definition.
1618 (Output_data_group::Output_data_group): Adjust call to
1619 Output_section_data.
1620 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1621 (Output_symtab_xindex::do_write): Add array bound check.
1622 (Output_section::Input_section::print_to_mapfile): Handle
1623 RELAXED_INPUT_SECTION_CODE.
1624 (Output_section::Output_section): Initialize data member checkpoint_.
1625 (Output_section::~Output_section): Delete checkpoint object pointed
1626 by checkpoint_.
1627 (Output_section::add_input_section): Always add an Input_section if
1628 relaxing.
1629 (Output_section::add_merge_input_section): Add assert.
1630 (Output_section::relax_input_section): New method definition.
1631 (Output_section::set_final_data_size): Set load address to zero for
1632 an unallocated section.
1633 (Output_section::do_address_and_file_offset_have_reset_values):
1634 New method definition.
1635 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1636 Handle relaxed input section.
1637 (Output_section::sort_attached_input_sections): Checkpoint input
1638 section list lazily.
1639 (Output_section::get_input_sections): Change type of input_sections to
1640 list of Simple_input_section pointers. Checkpoint input section list
1641 lazily. Also handle relaxed input sections.
1642 (Output_section::add_input_section_for_script): Take a reference to
1643 a Simple_input_section object instead of Relobj pointer and section
1644 index as parameter. Handle relaxed input sections.
1645 (Output_section::save_states, Output_section::restore_states): New
1646 method definitions.
1647 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1648 (Output_data::is_data_size_fixed): New method definition.
1649 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1650 if it is fixed.
1651 (Output_data::address_and_file_offset_have_reset_values): New method
1652 definition.
1653 (Output_data::do_address_and_file_offset_have_reset_values): New method
1654 definition.
1655 (Output_data::set_data_size): Check that data size is not fixed.
1656 (Output_data::fix_data_size): New method definition.
1657 (Output_data::is_data_size_fixed_): New data member.
1658 (Output_section_headers::set_final_data_size): New method definition.
1659 (Output_section_headers::do_size): New method declaration.
1660 (Output_segment_headers::set_final_data_size): New method definition.
1661 (Output_segment_headers::do_size): New method declaration.
1662 (Output_file_header::set_final_data_size)::New method definition.
1663 (Output_file_header::do_size)::New method declaration.
1664 (Output_section_data::Output_section_data): Add new parameter
1665 is_data_size_fixed and use it to fix data size.
1666 (Output_data_const::Output_data_const): Adjust call to base class
1667 constructor and fix data size.
1668 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1669 base class constructor and fix data size.
1670 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1671 base class constructor and fix data size.
1672 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1673 class constructor and fix data size.
1674 (Output_data_group::set_final_data_size): New method definition.
1675 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1676 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1677 class constructor and fix data size.
1678 (Output_relaxed_input_section): New class definition.
1679 (Output_section::Simple_input_section): New class definition.
1680 (Output_section::get_input_sections): Adjust parameter list.
1681 (Output_section::add_input_section_for_script): Same.
1682 (Output_section::save_states, Output_section::restore_states,
1683 Output_section::do_address_and_file_offset_have_reset_values,
1684 (Output_section::Input_section::Input_section): Handle
1685 RELAXED_INPUT_SECTION_CODE. Add new overload for
1686 Output_relaxed_input_section.
1687 (Output_section::Input_section::is_input_section,
1688 Output_section::Input_section::set_output_section): Handle relaxed
1689 input section.
1690 (Output_section::Input_section::is_relaxed_input_section,
1691 Output_section::Input_section::output_section_data,
1692 Output_section::Input_section::relaxed_input_section): New method
1693 definitions.
1694 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1695 value.
1696 (Output_section::Input_section::u1_): Update comments.
1697 (Output_section::Input_section::u2_): Add new union member poris.
1698 (Output_section::Checkpoint_output_section): New classs definition.
1699 (Output_section::relax_input_section): New method declaration.
1700 (Output_section::checkpoint_): New data member.
1701 (Output_segment): Update comments.
1702 (Output_segment::Output_segment): Un-privatize copy constructor.
1703 (Output_segment::operator=): Un-privatize.
1704 * script-sections.cc (Output_section_element::Input_section_list):
1705 Change element type to Output_section::Simple_input_section.
1706 (Output_section_element_dot_assignment::set_section_addresses):
1707 Register output section data for relaxation clean up.
1708 (Output_data_exression::Output_data_expression): Adjust call to base
1709 constructor to fix data size.
1710 (Output_section_element_data::set_section_addresses): Register
1711 Output_data_expression object for relaxation clean up.
1712 (struct Input_section_info): Replace Relobj pointer and section index
1713 pair with Output_section::Simple_input_section and Convert struct to a
1714 class.
1715 (Input_section_sorter::operator()): Adjust access to
1716 Input_section_info data member to use accessors.
1717 (Output_section_element_input::set_section_addresses): Use layout
1718 parameter. Adjust code to use Output_section::Simple_input_section
1719 and Input_secction_info classes. Register filler for relaxation
1720 clean up.
1721 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1722 and section index pair with Output_section::Simple_input_section
1723 class. Adjust code accordingly.
1724 (Phdrs_element::release_segment): New method definition.
1725 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1726 segment list.
1727 (Script_sections::release_segments): New method definition.
1728 * gold/script-sections.h (Script_sections::release_segments): New
1729 method declaration.
1730 * gold/target.h (Target::may_relax, Target::relax,
1731 Target::do_may_relax, Target::do_relax): New method definitions.
1732
5e445df6
ILT		 17332009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1734
1735 * arm.cc (has_signed_unsigned_overflow): New function.
1736 (Arm_relocate_functions::abs8): New function.
1737 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1738 (Target_arm::Scan::global): Likewise.
1739 (Target_arm::relocate::relocate): Likewise.
1740 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1741 Likewise.
1742
8c604651 17432009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1744
1745 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1746 * testsuite/Makefile.in: Regenerate.
1747
1e9cc1c2
NC		 17482009-09-11 Nick Clifton <nickc@redhat.com>
1749
1750 * po/gold.pot: Updated by the Translation project.
1751
6a89f575
CC		 17522009-09-08 Cary Coutant <ccoutant@google.com>
1753
1754 * output.cc (Output_file::open): Add execute permission to empty file.
1755 * testsuite/Makefile.am (permission_test): New test.
1756 * testsuite/Makefile.in: Regenerate.
1757
fdcac5af
ILT		 17582009-09-02 Ian Lance Taylor <iant@google.com>
1759
1760 * output.cc (Output_file::resize): Call map_no_anonymous rather
1761 than map.
1762
44453f85
ILT		 17632009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1764
1765 * gold.cc: Include "incremental.h".
1766 (queue_initial_tasks): Call Incremental_checker methods.
1767 * incremental.cc: Include "output.h".
1768 (Incremental_checker::can_incrementally_link_output_file): New
1769 method.
1770 * incremental.h (Incremental_checker): New class.
1771
1772 * output.cc (Output_file::open_for_modification): New method.
1773 (Output_file::map_anonymous): Changed return type to bool. Record
1774 map in base_ field.
1775 (Output_file::map_no_anonymous): New method, broken out of map.
1776 (Output_file::map): Use map_no_anonymous and map_anonymous.
1777 * output.h (class Output_file): Update declarations.
1778
293c1386
CC		 17792009-08-24 Cary Coutant <ccoutant@google.com>
1780
1781 * options.h (Command_line::Pre_options): New class.
1782 (Command_line::pre_options): New member.
1783 * options.cc (gold::options::ready_to_register): New variable.
1784 (One_option::register_option): Do nothing if not registering options.
1785 Assert if same short option registered twice.
1786 (General_options::General_options): Turn off option registration when
1787 done constructing.
1788 (Command_line::Pre_options::Pre_options): New constructor.
1789
f773f3d2
CC		 17902009-08-24 Cary Coutant <ccoutant@google.com>
1791
06a73cfe
CC		 1792 * options.h (General_options::no_keep_memory): Remove incorrect
1793 short option.
f773f3d2 1794
a15af8e2
RW		 17952009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1796
1797 * Makefile.am (am__skiplex, am__skipyacc): New.
1798 * Makefile.in: Regenerate.
1799
c462b41b
RW		 18002009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1801
14ec8efd
RW		 1802 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1803 (INCLUDES): ... this.
1804 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1805 (AM_CPPFLAGS): Renamed from ...
1806 (INCLUDE): ... this.
1807 * Makefile.in, testsuite/Makefile.in: Regenerate.
1808
81ecdfbb
RW		 1809 * Makefile.in: Regenerate.
1810 * aclocal.m4: Likewise.
1811 * config.in: Likewise.
1812 * configure: Likewise.
1813 * testsuite/Makefile.in: Likewise.
1814
c462b41b
RW		 1815 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1816 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1817 * Makefile.in: Regenerate.
1818 * testsuite/Makefile.in: Regenerate.
1819
2da73f13
CC		 18202009-08-19 Cary Coutant <ccoutant@google.com>
1821
1822 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1823 symbols in shared libraries overridden by hidden or internal symbols
1824 in the main program.
1825
2db70501
CD		 18262009-08-19 Chris Demetriou <cgd@google.com>
1827
1828 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1829 checking source file names in error messages.
1830
f733487b
DK		 18312009-08-18 Doug Kwan <dougkwan@google.com>
1832
1833 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1834 an elcpp::Ehdr as parameter. Adjust call to set_target.
1835 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1836 an elfcpp::Ehdr as parameter.
1837 * object.cc (Object::set_target): Remove the version that looks up
1838 a target and sets it.
1839 (Sized_relobj::setup): Take a Target object instead of
1840 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1841 (make_elf_sized_object): Find target and ask target to
1842 make an ELF object.
1843 * object.h: (Object::set_target): Remove the version that looks up
1844 a target and sets it.
1845 (Sized_relobj::setup): Take a Target object instead of
1846 an elfcpp:Ehdr as parameter.
1847 * target.cc: Include dynobj.h.
1848 (Target::do_make_elf_object_implementation): New.
1849 (Target::do_make_elf_object): New.
1850 * target.h (Target::make_elf_object): New template declaration.
1851 (Target::do_make_elf_object): New method declarations.
1852 (Target::do_make_elf_object_implementation): New template declaration.
1853
cc70f101
ILT		 18542009-08-14 Ian Lance Taylor <iant@google.com>
1855
1856 * gold.h (FUNCTION_NAME): Define.
1857 (gold_unreachable): Use FUNCTION_NAME.
1858
ef5e0cb1
ST		 18592009-08-12 Sriraman Tallam <tmsriram@google.com>
1860
1861 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1862 symbol in the --keep-unique list is not found.
1863
48c187ce
ST		 18642009-08-12 Sriraman Tallam <tmsriram@google.com>
1865
1866 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1867 been maked as --keep-unique.
1868 (Icf::unfold_section): New function.
1869 * icf.h (Icf::unfold_section): New function.
1870 * options.h (General_options::keep_unique): New option.
1871 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1872 * testsuite/Makefile.in: Regenerate.
1873 * testsuite/icf_keep_unique_test.sh: New file.
1874 * testsuite/icf_keep_unique_test.cc: New file.
1875
645afe0c
CC		 18762009-08-12 Cary Coutant <ccoutant@google.com>
1877
1878 PR 10471
1879 * resolve.cc (Symbol_table::resolve): Check for references from
1880 dynamic objects to hidden and internal symbols.
1881 * testsuite/Makefile.am (hidden_test.sh): New test.
1882 * testsuite/Makefile.in: Regenerate.
1883 * testsuite/hidden_test.sh: New script.
1884 * testsuite/hidden_test_1.c: New test source.
1885 * testsuite/hidden_test_main.c: New test source.
1886
11af873f
DK		 18872009-08-11 Doug Kwan <dougkwan@google.com>
1888
1889 * arm.cc: Update comments.
1890 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1891 segment to locate the .ARM.exidx section if present.
1892
b9f7d72d
DK		 18932009-08-09 Doug Kwan <dougkwan@google.com>
1894
1895 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1896 patch.
1897
ddd3c53c
ST		 18982009-08-07 Sriraman Tallam <tmsriram@google.com>
1899 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1900 compiler warnings.
1901
27721062
ST		 19022009-08-06 Sriraman Tallam <tmsriram@google.com>
1903
1904 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1905 valid tls_segment only for non-debug-section relocations.
1906 * testsuite/Makefile.am: Add gc_tls_test.
1907 * testsuite/Makefile.in: Regenerate.
1908 * testsuite/gc_tls_test.cc: New file.
1909 * testsuite/gc_tls_test.sh: New file.
1910
ef15dade
ST		 19112009-08-05 Sriraman Tallam <tmsriram@google.com>
1912
1913 * icf.cc: New file.
1914 * icf.h: New file.
1915 * Makefile.am (CCFILES): Add icf.cc.
1916 (HFILES): Add icf.h
1917 * Makefile.in: Regenerate.
1918 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1919 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1920 section, symbol and addend information for the relocs.
1921 * gold.cc (queue_middle_tasks): Call identical code folding.
1922 * gold.h: Add defines for multimap.
1923 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1924 to the call of finalize_local_symbols.
1925 * main.cc (main): Create object of class Icf.
1926 * object.cc (Sized_relobj::do_layout): Allow this function to be
1927 called twice during icf.
1928 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1929 to sections marked as identical by icf.
1930 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1931 when available.
1932 (Sized_relobj::do_section_entsize): New function.
1933 * object.h (Object::section_entsize): New function.
1934 (Object::do_section_entsize): New pure virtual function.
1935 (Relobj::finalize_local_symbols): Add new parameter.
1936 (Relobj::do_section_entsize): New function.
1937 * options.h (General_options::icf): New option.
1938 (General_options::icf_iterations): New option.
1939 (General_options::print_icf_sections): New option.
1940 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1941 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1942 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1943 icf.
1944 * symtab.cc (Symbol_table::is_section_folded): New function.
1945 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1946 to sections marked as identical by icf.
1947 * symtab.h (Symbol_table::set_icf): New function.
1948 (Symbol_table::icf): New function.
1949 (Symbol_table::is_section_folded): New function.
1950 (Symbol_table::icf_): New data member.
1951 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1952 * testsuite/Makefile.am: Add commands to build icf_test.
1953 * testsuite/Makefile.in: Regenerate.
1954 * testsuite/icf_test.sh: New file.
1955 * testsuite/icf_test.cc: New file.
1956
c3b65ac4
CD		 19572009-07-24 Chris Demetriou <cgd@google.com>
1958
1959 * layout.cc (is_compressible_debug_section): Fix incorrect
1960 comment about compressed section names.
1961
1caf2c51
ILT		 19622009-07-20 Ian Lance Taylor <ian@airs.com>
1963
1964 PR 10419
1965 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1966
1ef4d87f
ILT		 19672009-07-16 Ian Lance Taylor <iant@google.com>
1968
1969 PR 10400
1970 * layout.h: #include <map>.
1971 (class Kept_section): Change from struct to class. Add accessors
1972 and setters. Add section size to Comdat_group mapping. Change
1973 Comdat_group to std::map. Add is_comdat_ field. Add
1974 linkonce_size field in union.
1975 (class Layout): Update declaration of find_or_add_kept_section.
1976 Don't declare find_kept_object.
1977 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1978 parameter. Add object, shndx, is_comdat, and is_group_name
1979 parameters. Change all callers. Adjust for new Kept_section.
1980 (Layout::find_kept_object): Remove.
1981 * object.cc (Sized_relobj::include_section_group): Update use of
1982 Kept_section. Rename secnum to shndx. Only record
1983 Kept_comdat_section if sections are the same size.
1984 (Sized_relobj::include_linkonce_section): Update use of
1985 Kept_section. Only record Kept_comdat_section if sections are the
1986 same size. Set size of linkonce section.
1987 (Sized_relobj::map_to_kept_section): Update call to
1988 get_kept_comdat_section.
1989 * object.h (class Sized_relobj): Rename fields in
1990 Kept_comdat_section to drop trailing underscores; change object
1991 field to Relobj*. Change Kept_comdat_section_table to store
1992 struct rather than pointer.
1993 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1994 Add kept_object and kept_shndx parameters. Change all callers.
1995 (Sized_relobj::get_kept_comdat_section): Change return type to
1996 bool. Add kept_object and kept_shndx parameters. Change all
1997 callers.
1998 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1999 Layout::find_or_add_kept_section.
2000
37c3b7b0
ILT		 20012009-07-09 Ian Lance Taylor <iant@google.com>
2002
2003 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2004 Reserve space in the hash table.
2005
98fa85cb
ILT		 20062009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2007
2008 * fileread.cc (File_read::get_mtime): New method.
2009 * fileread.h (Timespec): New structure.
2010 (File_read::get_mtime): New method.
2011 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2012 Renamed from timestamp_nsec.
2013 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2014 Elf_Xword.
2015 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2016 timestamp_nsec.
2017 (Incremental_inputs::report_archive): Save mtime; style fix.
2018 (Incremental_inputs::report_obejct): Save mtime; style fix.
2019 (Incremental_inputs::report_script): Save mtime; style fix.
2020 (Incremental_inputs::finalize_inputs): Style fix.
2021 (Incremental_inputs::finalize): Style fix.
2022 (Incremental_inputs::create_input_section_data): Store inputs
2023 mtime.
2024 * incremental.h (Incremental_inputs::report_script): Add mtime
2025 argument.
2026 (Incremental_inputs::Input_info::Input_info): Intialize only one
2027 union member.
2028 (Incremental_inputs::Input_info::archive): Move to nameless
2029 union.
2030 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2031 (Incremental_inputs::Input_info::script): Move to nameless union.
2032 (Incremental_inputs::mtime): New field.
2033 * script.cc (read_input_script): Pass file mtime to
2034 Incremental_input.
2035 * script.h (Script_info::inputs): Style fix.
2036
c9d70757
ILT		 20372009-07-01 Ian Lance Taylor <ian@airs.com>
2038
2039 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2040 instead of 32.
2041
9c547ec3
ILT		 20422009-06-24 Ian Lance Taylor <iant@google.com>
2043
2044 PR 10156
2045 * layout.cc (Layout::choose_output_section): If we find an
2046 existing section, update the flags.
2047 (Layout::create_notes): New function, broken out of
2048 Layout::finalize.
2049 (Layout::finalize): Don't create note sections.
2050 (Layout::create_note): Don't crash if linker script discards
2051 section.
2052 (Layout::create_gold_note): Likewise.
2053 (Layout::create_build_id): Likewise. Don't set
2054 after_input_sections on the section.
2055 (Layout::create_executable_stack_info): Remove target parameter.
2056 Change caller.
2057 * layout.h (class Layout): Declare create_notes. Update
2058 declaration of create_executable_stack_info.
2059 * gold.cc (queue_middle_tasks): Call create_notes.
2060 * output.cc (Output_section::update_flags_for_input_section): Move
2061 here from output.h. If SHF_ALLOC flag is newly set, mark address
2062 invalid.
2063 * output.h (Output_data::mark_address_invalid): New function.
2064 (class Output_section): Only declare, not define,
2065 update_flags_for_input_section. Remove set_flags.
2066
55458500
ILT		 20672009-06-24 Ian Lance Taylor <iant@google.com>
2068
2069 * script-sections.cc (Output_section_definition::
2070 set_section_addresses): Rename shadowing local load_address to
2071 laddr.
2072
1307d6cd
ILT		 20732009-06-24 Ian Lance Taylor <iant@google.com>
2074
2075 PR 10244
2076 * reloc.cc (relocate_sections): Skip empty relocation sections.
2077
ec3f783e
ILT		 20782009-06-23 Ian Lance Taylor <iant@google.com>
2079
2080 PR 10156
2081 * layout.cc (Layout::create_note): Use choose_output_section
2082 rather than make_output_section.
2083
459c9f1c
ILT		 20842009-06-23 Ian Lance Taylor <iant@google.com>
2085
2086 PR 10237
2087 * options.cc (General_options::parse_V): Set printed_version_.
2088 (General_options::General_options): Initialize printed_version_.
2089 * options.h (class General_options): Add printed_version_ field.
2090 * gold.cc (queue_initial_tasks): If there are no input files,
2091 don't give a fatal error if we printed the version information.
2092 (queue_middle_tasks): If using -r with a shared object, give a
2093 fatal error rather than an ordinary error.
2094
1518dc8f
ILT		 20952009-06-23 Ian Lance Taylor <iant@google.com>
2096
2097 PR 10219
2098 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2099 (Layout::make_output_section): Set have_stabstr_section_ if we see
2100 a .stab*str section.
2101 (Layout::finalize): Call link_stabs_sections.
2102 (Layout::link_stabs_sections): New file.
2103 * layout.h (class Layout): Add have_stabstr_section_ field.
2104 Declare link_stabs_sections.
2105
3d857b98
DK		 21062009-06-23 Doug Kwan <dougkwan@google.com>
2107
2108 * Makefile.am (libgold_a_LIBADD): New.
2109 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2110 * Makefile.in: Regenerate.
2111 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2112 * configure: Regenerate.
2113 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2114 * fileread.cc: Include sys/state.h
2115 * gold.h: Declare memmem and strndup if found missing.
2116 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2117
0639a6f6
ILT		 21182009-06-23 Ian Lance Taylor <iant@google.com>
2119
2120 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2121 * configure: Rebuild.
2122
8d63875c
ILT		 21232009-06-23 Ian Lance Taylor <iant@google.com>
2124
2125 PR 10147
2126 * object.cc (Object::section_contents): Don't try to get a view if
2127 the section has length zero.
2128 (Object::handle_gnu_warning_section): If the section is empty, use
2129 the name of the section as the warning.
2130
f7c8a183
ILT		 21312009-06-23 Ian Lance Taylor <iant@google.com>
2132
2133 PR 10133
2134 * stringpool.h (class Stringpool_template): Add optimize_ field.
2135 (Stringpool_template::set_optimize): New function.
2136 * stringpool.cc (Stringpool_template::Stringpool_template):
2137 Initialize optimize_ field.
2138 (Stringpool_template::set_string_offsets): Test local optimize
2139 fild rather than parameter.
2140 * layout.cc (Layout::Layout): Call set_optimize on the section
2141 name stringpool.
2142
e6a307ba
ILT		 21432009-06-22 Ian Lance Taylor <iant@google.com>
2144
2145 PR 10030
2146 * yyscript.y: Parse TARGET.
2147 * script.cc (script_set_target): New function.
2148 * script-c.h (script_set_target): Declare.
2149 * options.cc (General_options::string_to_object_format): Rename
2150 from string_to_object_format in anonymous namespace. Change
2151 callers.
2152 * options.h (class General_options): Declare
2153 string_to_object_format.
2154
3ee173de
ILT		 21552009-06-22 Ian Lance Taylor <iant@google.com>
2156
2157 * script-sections.cc (Script_sections::create_segments): Don't put
2158 program headers in a PT_LOAD segment if -n or -N.
2159
21602009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2161
2162 PR 10141
2163 * options.h (class General_options): Add -z lazy and -z now. Sort
2164 -z options into alphabetical order.
2165 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2166
cd6739a1 21672009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2168
2169 * layout.cc (Layout::make_output_section): Call
2170 Target::new_output_section.
2171 (Layout::attach_allocated_section_to_segment): Put large section
2172 sections in a separate load segment with the large segment flag
2173 set.
2174 (Layout::segment_precedes): Sort large data segments after other
2175 load segments.
2176 (align_file_offset): New static function.
2177 (Layout::set_segment_offsets): Use align_file_offset.
2178 * output.h (class Output_section): Add is_small_section_ and
2179 is_large_section_ fields.
2180 (Output_section::is_small_section): New function.
2181 (Output_section::set_is_small_section): New function.
2182 (Output_section::is_large_section): New function.
2183 (Output_section::set_is_large_section): New function.
2184 (Output_section::is_large_data_section): New function.
2185 (class Output_segment): Add is_large_data_segment_ field.
2186 (Output_segment::is_large_data_segment): New function.
2187 (Output_segment::set_is_large_data_segment): New function.
2188 * output.cc (Output_section::Output_section): Initialize new
2189 fields.
2190 (Output_segment::Output_segment): Likewise.
2191 (Output_segment::add_output_section): Add assertion that large
2192 data sections always go in large data segments. Force small data
2193 sections to the end of the list of data sections. Force small BSS
2194 sections to the start of the list of BSS sections. For large BSS
2195 sections to the end of the list of BSS sections.
2196 * symtab.h (class Symbol): Declare is_common_shndx.
2197 (Symbol::is_defined): Check Symbol::is_common_shndx.
2198 (Symbol::is_common): Likewise.
2199 (class Symbol_table): Define enum Commons_section_type. Update
2200 declarations. Add small_commons_ and large_commons_ fields.
2201 * symtab.cc (Symbol::is_common_shndx): New function.
2202 (Symbol_table::Symbol_table): Initialize new fields.
2203 (Symbol_table::add_from_object): Put small and large common
2204 symbols in the right list.
2205 (Symbol_table::sized_finalized_symbol): Check
2206 Symbol::is_common_shndx.
2207 (Symbol_table::sized_write_globals): Likewise.
2208 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2209 common symbol lists. Don't call do_allocate_commons_list if the
2210 list is empty.
2211 (Symbol_table::do_allocate_commons_list): Remove is_tls
2212 parameter. Add comons_section_type parameter. Change all
2213 callers. Handle small and large common symbols.
2214 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2215 Symbol::is_common_shndx.
2216 * resolve.cc (symbol_to_bits): Likewise.
2217 * target.h (Target::small_common_shndx): New function.
2218 (Target::small_common_section_flags): New function.
2219 (Target::large_common_shndx): New function.
2220 (Target::large_common_section_flags): New function.
2221 (Target::new_output_section): New function.
2222 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2223 small_common_section_flags, and large_common_section_flags
2224 fields.
2225 (Target::do_new_output_section): New virtual function.
2226 * arm.cc (Target_arm::arm_info): Initialize new fields.
2227 * i386.cc (Target_i386::i386_info): Likewise.
2228 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2229 Likewise.
2230 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2231 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2232 (Target_x86_64::do_new_output_section): New function.
2233 * configure.ac: Define conditional MCMODEL_MEDIUM.
2234 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2235 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2236 (large_LDFLAGS): Define.
2237 * testsuite/large.c: New file.
2238 * testsuite/testfile.cc (Target_test::test_target_info):
2239 Initialize new fields.
2240 * configure, testsuite/Makefile.in: Rebuild.
2241
bb04269c
DK		 22422009-06-05 Doug Kwan <dougkwan@google.com>
2243
2244 * Makefile.am (CCFILES): Add target.cc.
2245 * Makefile.in: Regenerate.
2246 * i386.cc (class Target_i386): Define new virtual method to
2247 override do_is_local_label_name in parent.
2248 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2249 local symbols if --discard-locals or -X is given.
2250 * options.h (class General_options): Declare new options
2251 '--discard-locals' and '-X' for discarding locals.
2252 * target.h (class Target): Define new methods is_local_label_name.
2253 Declare new virtual method do_is_local_label_name.
2254 * target.cc: New file.
2255 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2256 (check_SCRIPTS): Add discard_locals_test.sh.
2257 (check_DATA): Add discard_local_tests.syms.
2258 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2259 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2260 * testsuite/Makefile.in: Regenerate.
2261 * testsuite/discard_locals_test.c: New file.
2262 * testsuite/discard_locals_test.sh: Same.
2263
805bb01c
DK		 22642009-06-05 Doug Kwan <dougkwan@google.com>
2265
2266 * object.cc (Sized_relobj::Sized_relobj): Initialize
2267 discarded_eh_frame_shndx_ to -1U.
2268 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2269 section.
2270 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2271 a discarded .eh_frame section.
2272 (Sized_relobj::do_finalize_local_symbols): Ditto.
2273 * object.h (class Sized_relobj): Declare new member
2274 discarded_eh_frame_shndx_.
2275 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2276 (local_labels_test.o, local_labels_test): New rules.
2277 * testsuite/Makefile.in: Regenerate.
2278
1dcd334d
DK		 22792009-06-04 Doug Kwan <dougkwan@google.com>
2280
2281 * layout.cc (Layout::section_name_mapping): Add mapping for
2282 special ARM sections.
2283
96d49306
DK		 22842009-06-03 Doug Kwan <dougkwan@google.com>
2285
2286 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2287 (utils::has_overflow): Same.
2288
dff16297
ILT		 22892009-06-03 Ian Lance Taylor <iant@google.com>
2290
2291 * layout.cc (Layout::section_name_mapping): New array, replacing
2292 Layout::linkonce_mapping.
2293 (Layout::section_name_mapping_count): New variable, replacing
2294 Layout::linkonce_mapping_count.
2295 (Layout::linkonce_output_name): Remove.
2296 (Layout::output_section_name): Rewrite.
2297 * layout.h (class Layout): Rename Linkonce_mapping to
2298 Section_name_mapping, linkonce_mapping to section_name_mapping,
2299 linkonce_mapping_count to section_name_mapping_count. Don't
2300 declare linkonce_output_name.
2301
c121c671
DK		 23022009-06-03 Doug Kwan <dougkwan@google.com>
2303
2304 * gold/arm.cc (namespace utils): New.
2305 (Target_arm::reloc_is_non_pic): Define new method.
2306 (class Arm_relocate_functions): New.
2307 (Target_arm::Relocate::relocate): Handle relocation types used by
2308 Android.
2309
07800fab
ILT		 23102009-06-03 Ian Lance Taylor <iant@google.com>
2311
2312 * arm.cc (Target_arm::scan::global): Use || instead of |.
2313
c121c671
DK		 23142009-06-02 Doug Kwan <dougkwan@google.com>
2315
2316 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2317 issued_non_pic_error_.
2318 (class Target_arm::Scan): Declare new method check_non_pic.
2319 Define new method symbol_needs_plt_entry.
2320 Declare new data member issued_non_pic_error_.
2321 (class Target_arm::Relocate): Declare new method
2322 should_apply_static_reloc.
2323 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2324 (Target_arm::Scan::check_non_pic): Define new method.
2325 (Target_arm::Scan::local): Handle a small subset of reloc types used
2326 by Android.
2327 (Target_arm::Scan::local): Same.
2328 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2329
b19b0c6d
ILT		 23302009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2331
2332 * incremental.cc (Incremental_inputs::report_command_line): Filter
2333 out --incremental-* options.
2334
94cdfcff
DK		 23352009-05-29 Doug Kwan <dougkwan@google.com>
2336
2337 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2338 template class.
2339 (class Target_arm): Update comment.
2340 (Target_arm::Target_arm): Initialize new data members GOT_,
2341 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2342 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2343 and Target_arm::rel_dyn_section.
2344 Declare new_enum Target_arm::Got_type.
2345 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2346 and DYNBSS_.
2347 Update commments for member do_dynsym_value.
2348 (Target_arm::got_size, Target_arm::plt_section,
2349 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2350 new methods inside class defintion.
2351 (Target_arm::got_section): Define new method.
2352 (Target_arm::rel_dyn_section): Same.
2353 (Output_data_plt_arm): New template class.
2354 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2355 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2356 (Output_data_plt_arm::add_entry): Same.
2357 (Output_data_plt_arm::first_plt_entry): Define new
2358 static data member for PLT instruction template.
2359 (Output_data_plt_arm::plt_entry): Same.
2360 (Output_data_plt_arm::do_write): Define new method.
2361 (Target_arm::make_plt_entry): Same.
2362 (Target_arm::do_finalize_sections): Same.
2363 (Target_arm::do_dynsym_value): Same.
2364
4a657b0d
DK		 23652009-05-28 Doug Kwan <dougkwan@google.com>
2366
2367 * Makefile.am (TARGETSOURCES): Add arm.cc.
2368 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2369 * Makefile.in: Regenerate.
2370 * arm.cc: New file.
2371 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2372
e7ae8c36
DK		 23732009-05-26 Doug Kwan <dougkwan@google.com>
2374
2375 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2376 (General_options::check_excluded_libs): Strip off directories in
2377 archive name before matching like GNU ld does.
2378 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2379 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2380 (exclude_libs_test_LDFLAGS): Add linker option
2381 -Wl,--exclude-libs,libexclude_libs_test_3
2382 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2383 an explicit archive without using -l.
2384 (alt/libexclude_libs_test_3.a): New make rule.
2385 * testsuite/Makefile.in: Regenerate.
2386 * testsuite/exclude_libs_test.c : Declare lib3_default().
2387 (main): Call it.
2388 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2389 * exclude_libs_test_3.c: New file.
2390
f12e7348
NC		 23912009-05-26 Nick Clifton <nickc@redhat.com>
2392
2393 * po/id.po: New Indonesian translation.
2394 * po/gold.pot: Updated template file.
2395
4daadc0d
ST		 23962009-05-22 Sriraman Tallam <tmsriram@google.com>
2397
2398 * testsuite/Makefile.am: Add -ffunction-sections to compile
2399 gc_comdat_test files. Add -Wl,--gc-sections to build
2400 gc_comdat_test.
2401 * testsuite/Makefile.in: Regenerate.
2402 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2403
531813ad
ST		 24042009-05-21 Sriraman Tallam <tmsriram@google.com>
2405
2406 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2407 kept comdat section was garbage collected.
2408 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2409 * testsuite/Makefile.in: Regenerate.
2410 * testsuite/gc_comdat_test.sh: New file.
2411 * testsuite/gc_comdat_test_1.cc: New file.
2412 * testsuite/gc_comdat_test_2.cc: New file.
2413
65514900
CC		 24142009-05-19 Doug Kwan <dougkwan@google.com>
2415
2416 * archive.cc (Archive::Archive): Move constructor from archive.h
2417 to here. Initialize no_export_.
2418 (Archive::get_elf_object_for_member): Set no_export flag of object.
2419 * archive.h (Archive::Archive): Move constructor body to
2420 archive.cc.
2421 (Archive::no_export): New method.
2422 (Archive::no_export_): New field.
2423 * object.h (Object::Object): Initialize no_export_ to false.
2424 (Object::no_export, Object::set_no_export): New methods.
2425 (Object::no_export_): New field.
2426 * options.cc (General_options::parse_exclude_libs): New method.
2427 (General_options::check_excluded_libs) Same.
2428 * options.h (exclude_libs): New option.
2429 (General_options::check_excluded_libs): New method declaration.
2430 (General_options::excluded_libs_): New field.
2431 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2432 default or protected visibility if an object has no-export flag set.
2433 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2434 (check_SCRIPTS): Add exclude_libs_test.sh.
2435 (check_DATA): Add exclude_libs_test.syms.
2436 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2437 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2438 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2439 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2440 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2441 libexclude_libs_test_2.a): New rules.
2442 * testsuite/Makefile.in: Regenerate.
2443 * testsuite/exclude_libs_test.c: New file.
2444 * testsuite/exclude_libs_test.sh: Ditto.
2445 * testsuite/exclude_libs_test_1.c: Ditto.
2446 * testsuite/exclude_libs_test_2.c: Ditto.
2447
1b77ea50
ILT		 24482009-05-15 Ian Lance Taylor <iant@google.com>
2449
2450 * configure.ac: Check for declarations for cases where libiberty.h
2451 checks HAVE_DECL_xxx.
2452 * configure, config.in: Rebuild.
2453
072fe7ce
ILT		 24542009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2455
2456 * gold.h (Incremental_argument_list): Remove (invalid) forward
2457 declaration.
2458 * incremental.cc (Incremental_inputs::report_achive): New method.
2459 (Incremental_inputs::report_object): New method.
2460 (Incremental_inputs::report_script): New method.
2461 (Incremental_inputs::finalize_inputs): New method.
2462 (Incremental_inputs::finalize): Call finalize_inputs().
2463 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2464 Create inputs entries.
2465 * incremental.h (Incremental_input_type): New enum.
2466 (Incremental_inputs::Incremental_input): Initialize new fields.
2467 (Incremental_inputs::report_inputs): New method.
2468 (Incremental_inputs::report_achive): New method.
2469 (Incremental_inputs::report_object): New method.
2470 (Incremental_inputs::report_script): New method.
2471 (Incremental_inputs::finalize_inputs): New method.
2472 (Incremental_inputs::Input_info): New struct.
2473 (Incremental_inputs::Input_info_map): New typedef.
2474 (Incremental_inputs::lock_): New field.
2475 (Incremental_inputs::Inputs_): New field.
2476 (Incremental_inputs::Inputs_map): New field.
2477 * main.cc (main): Call Incremental_input::report_inputs.
2478 * options.h (Input_argument_list): Typedef moved from
2479 Input_arguments.
2480 (Input_file_group::Files): Remove, use ::Input_argument_list.
2481 (Input_file_group::Input_argument_list): Remove, use
2482 ::Input_argument_list.
2483 * plugin.cc (Plugin_manager::add_input_file): Add error in
2484 incremental build.
2485 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2486 functions.
2487 * script.cc (read_input_script): Call
2488 Incremental_input::report_script.
2489 * script.h (Script_info): New class.
2490
b0481b0b
ILT		 24912009-04-27 Ian Lance Taylor <iant@google.com>
2492
2493 * x86_64.cc (do_adjust_output_section): Set entsize to
2494 plt_entry_size.
2495
b22a5a41 24962009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2497
2498 * output.cc (Output_file::close): After short writes, continue
2499 writing from the correct offset in the buffer being written.
2500
40fde488
CD		 25012009-04-23 Chris Demetriou <cgd@google.com>
2502
2503 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2504 * configure: Regenerate.
2505 * config.in: Regenerate.
2506 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2507 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2508
3ce2c28e
ILT		 25092009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2510
2511 * incremental.cc (Incremental_inputs_header_data): Renamed from
2512 Incremental_input_header_data.
2513 (Incremental_inputs_header_data::data_size): New field.
2514 (Incremental_inputs_header_data::put_input_file_count): Renamed
2515 from input_file_count.
2516 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2517 from command_line_offset.
2518 (Incremental_inputs_header_data::put_reserved): Renamed from
2519 put_reserved.
2520 (Incremental_inputs_entry_data): Renamed from
2521 Incremental_input_entry_data.
2522 (Incremental_inputs_entry_data::data_size): New field.
2523 (Incremental_inputs::report_command_line): New method.
2524 (Incremental_inputs::finalize): New method.
2525 (Incremental_inputs::create_incremental_inputs_data): New method.
2526 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2527 * incremental.h: New file.
2528 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2529 (Layout::finalize): Create incremental inputs section in
2530 incremental builds.
2531 (Layout::create_incremental_info_sections): New method.
2532 * layout.h (Layout::incremental_inputs): New method.
2533 (Layout::create_incremental_info_sections): New method.
2534 (Layout::incremental_inputs_): New field.
2535 * main.cc (main): Notify Incremental_input of the command line.
2536
e55bde5e
ILT		 25372009-04-01 Ian Lance Taylor <iant@google.com>
2538 Mikolaj Zalewski <mikolajz@google.com>
2539
2540 * gold.h (reserve_unordered_map): Define, three versions, one for
2541 each version of Unordered_map.
2542 * layout.cc (Layout::Layout): Remove options parameter. Add
2543 number_of_input_files parameter. Don't initialize options_.
2544 Initialize number_of_input_files_ and resized_signatures_. Move
2545 sections_are_attached_.
2546 (Layout::layout_group): Reserve space for group_signatures_.
2547 (Layout::find_or_add_kept_section): Change name parameter to be a
2548 reference. Resize signatures_ map when it gets large enough.
2549 (Layout::layout_eh_frame): Use parameters->options() instead of
2550 this->options_.
2551 (Layout::make_output_section): Likewise.
2552 (Layout::attach_allocated_section_to_segment): Likewise.
2553 (Layout::finalize, Layout::create_executable_stack): Likewise.
2554 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2555 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2556 * layout.h (class Layout): Update declarations. Remove options_
2557 field. Add number_of_input_files_ and resized_signatures_
2558 fields. Move sections_are_attached_ field.
2559 * main.cc (main): Pass number of input files to Layout
2560 constructor. Don't pass options.
2561
154b857c
ILT		 25622009-03-30 Ian Lance Taylor <iant@google.com>
2563
2564 * ffsll.c (ffsll): Correct implementation.
2565
2f35ab9b
ILT		 25662009-03-27 Ian Lance Taylor <iant@google.com>
2567
fd03461a
ILT		 2568 * ffsll.c: New file.
2569 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2570 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2571 * ftruncate.c (ftruncate): Declare before definition.
2572 * mremap.c (mremap): Likewise.
2573 * pread.c (pread): Likewise.
2574 * configure, Makefile.in, config.in: Rebuild.
2575
2f35ab9b
ILT		 2576 * mremap.c: New file.
2577 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2578 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2579 (mremap): Declare if HAVE_MREMAP is not defined.
2580 * configure, Makefile.in, config.in: Rebuild.
2581
33aea2fd
CC		 25822009-03-27 Cary Coutant <ccoutant@google.com>
2583
2584 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2585 position independent.
2586 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2587 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2588
6d479619
CC		 25892009-03-24 Cary Coutant <ccoutant@google.com>
2590
2591 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2592 an executable.
2593 (needs_dynamic_reloc): Likewise.
2594
afc06bb8
ILT		 25952009-03-24 Ian Lance Taylor <iant@google.com>
2596
2597 * yyscript.y (file_cmd): Recognize EXTERN.
2598 (extern_name_list, extern_name_list_body): New nonterminals.
2599 * script.cc (script_add_extern): Define.
2600 * script-c.h (script_add_extern): Declare.
2601
f6060a4d
ILT		 26022009-03-24 Rafael Avila de Espindola <espindola@google.com>
2603
2604 * object.cc (is_elf_object): Define.
2605 * object.h (is_elf_object): Declare.
2606 * archive.cc (Archive::get_elf_object_for_member): Call
2607 is_elf_object.
33aea2fd 2608 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2609
26736d8e
ILT		 26102009-03-24 Elliott Hughes <enh@google.com>
2611
2612 * output.cc (Output_file::map_anonymous): Define.
2613 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2614 try an anonymous one. Report the size if the mmap fails.
2615 * output.h (class Output_file): Declare map_anonymous.
2616
22fd9730
ILT		 26172009-03-24 Ian Lance Taylor <iant@google.com>
2618
2619 * target-select.cc (instantiate_target): Don't acquire the lock if
2620 the instantiated_target_ field has already been set.
2621
cb010894
ILT		 26222009-03-23 Ian Lance Taylor <iant@google.com>
2623
7f055c20
ILT		 2624 * gold-threads.h (class Initialize_lock): Define.
2625 * gold-threads.cc (class Initialize_lock_once): Define.
2626 (initialize_lock_control): New static variable.
2627 (initialize_lock_pointer): New static variable.
2628 (initialize_lock_once): New static function.
2629 (Initialize_lock::Initialize_lock): Define.
2630 (Initialize_lock::initialize): Define.
2631 * target-select.h: Include "gold-threads.h".
2632 (class Target_selector): Add lock_ and initialize_lock_ fields.
2633 Don't define instantiate_target, just declare it.
2634 * target-select.cc (Target_selector::Target_selector): Initialize
2635 new fields.
2636 (Target_selector::instantiate_target): Define.
2637 * descriptors.h: Include "gold-threads.h".
2638 (class Descriptors): Add initialize_lock_ field.
2639 * descriptors.cc (Descriptors::Descriptors): Initialize new
2640 field.
2641 (Descriptors::open): Use initialize_lock_ field
2642 * errors.h (class Errors): Add initialize_lock_ field.
2643 * errors.cc (Errors::Errors): Initialize new field.
2644 (Errors::initialize_lock): Use initialize_lock_ field.
2645 * powerpc.cc (class Target_selector_powerpc): Remove
2646 instantiated_target_ field. In do_recognize call
2647 instantiate_target rather than do_instantiate_target. In
2648 do_instantiate_target just allocate a new target.
2649 * sparc.cc (class Target_selector_sparc): Likewise.
2650
36959681
ILT		 2651 * freebsd.h: New file.
2652 * i386.cc: Include "freebsd.h".
2653 (Target_i386): Derive from Target_freebsd rather than
2654 Sized_target.
2655 (Target_selector_i386): Derive from Target_selector_freebsd rather
2656 than Target_selector.
2657 * x86_64.cc: Include "freebsd.h".
2658 (Target_x86_64): Derive from Target_freebsd rather than
2659 Sized_target.
2660 (Target_selector_x86_64): Derive from Target_selector_freebsd
2661 rather than Target_selector.
2662 * target.h (class Target): Add adjust_elf_header and
2663 do_adjust_elf_header.
2664 * output.cc (Output_file_header:: do_sized_write): Call target
2665 adjust_elf_header routine.
2666 * configure.tgt: Set targ_osabi.
2667 * configure.ac: Define GOLD_DEFAULT_OSABI.
2668 * parameters.cc (Parameters::default_target): Pass
2669 GOLD_DEFAULT_OSABI to select_target.
2670 * target-select.h (class Target_selector): Make instantiate_target
2671 protected rather than private.
2672 * Makefile.am (HFILES): Add freebsd.h.
2673 * configure, Makefile.in, config.in: Rebuild.
2674
cb010894
ILT		 2675 * merge.cc (do_add_input_section): Correct pend value. Change
2676 message about last entry not being null terminated from error to
2677 warning.
2678
0e879927
ILT		 26792009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2680
2681 * incremental.cc: New file.
2682 * Makefile.am (CCFILES): Add incremental.cc.
2683 * Makefile.in: Rebuild.
2684
41105937
PP		 26852009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2686
2687 * layout.cc (Layout::output_section_name): Preserve names
2688 of '.note.' sections.
2689
60439920
ILT		 26902009-03-19 Ian Lance Taylor <iant@google.com>
2691
2692 * descriptors.cc (Descriptors::open): Check that the options are
2693 valid before using them.
2694
0d371ad3
ILT		 26952009-03-18 Ian Lance Taylor <iant@google.com>
2696
2697 * script-sections.h: Include <list>.
2698 (class Script_sections): Change Sections_elements from std::vector
2699 to std::list. Typedef public Elements_iterator. Add
2700 orphan_section_placement_, data_segment_align_start_, and
2701 saw_data_segment_align_ fields. Remove data_segment_align_index_
2702 field.
2703 * script-sections.cc (class Orphan_section_placement): New class.
2704 (class Sections_element): Add virtual functions is_relro and
2705 orphan_section_init. Remove virtual function place_orphan_here.
2706 (class Output_section_definition): Add is_relro and
2707 orphan_section_init. Remove place_orphan_here.
2708 (class Orphan_output_section): Likewise.
2709 (Script_sections::Script_sections): Update for field changes.
2710 (Script_sections::data_segment_align): Set saw_data_segment_align_
2711 and data_segment_align_start_, not data_segment_align_index.
2712 (Script_sections::data_segment_relro_end): Check
2713 saw_data_segment_align_. Use data_segment_align_start_ rather
2714 than data_segment_align_index_.
2715 (Script_sections::place_orphan): Rewrite to use
2716 Orphan_section_placement.
2717
9201d894
ILT		 27182009-03-17 Ian Lance Taylor <iant@google.com>
2719
9c5b8369
ILT		 2720 * archive.cc (Archive::add_symbols): Check for a version attached
2721 to the symbol name in the archive map.
2722 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2723 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2724 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2725 (ver_test_11.a): New target.
2726 * testsuite/Makefile.in: Rebuild.
2727
9201d894
ILT		 2728 * configure.ac: Check for chsize and posix_fallocate. Replace
2729 ftruncate.
2730 * ftruncate.c: New file, from gnulib.
2731 * output.cc (posix_fallocate): Define dummy version if not
2732 HAVE_POSIX_FALLOCATE.
2733 (Output_file::map): Call posix_fallocate rather than lseek and
2734 write.
2735 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2736 * configure, Makefile.in, config.in: Rebuild.
2737
ef4ab7a8
PP		 27382009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2739
2740 * layout.h (Layout::create_note): Add section_name parameter.
2741 * layout.cc (Layout::create_note): Likewise.
2742 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2743
8c500701
ILT		 27442009-03-17 Ian Lance Taylor <iant@google.com>
2745
e85b18e1
ILT		 2746 * descriptors.cc: Include "options.h".
2747 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2748 (Descriptors::open): Always use O_CLOEXEC when opening a new
2749 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2750 then set FD_CLOEXEC.
2751
9efe6174
ILT		 2752 * sparc.cc (class Target_sparc): Add has_got_section.
2753 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2754 make sure we have a GOT section.
2755
2756 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2757 (Target_sparc::Scan::local): Likewise.
2758 (Target_sparc::Scan::global): Likewise.
2759 (Target_sparc::Relocate::relocate): Likewise.
2760 (Target_sparc::Relocate::relocate_tls): Likewise.
2761
8c500701
ILT		 2762 * symtab.cc (Symbol_table::define_default_version): New function,
2763 broken out of add_from_object.
2764 (Symbol_table::add_from_object): Call define_default_version.
2765 (Symbol_table::define_special_symbol): Add resolve_oldsym
2766 parameter. Change all callers. If the version for a symbol comes
2767 from a version script, resolve it with the symbol with the same
2768 name with no version. Also add the symbol without a version if
2769 appropriate.
2770 (do_define_in_output_data): If resolving with oldsym, don't delete
2771 sym.
2772 (do_define_in_output_segment): Likewise.
2773 (do_define_as_constant): Likewise.
2774 * symtab.h (class Symbol_table): Update declarations.
2775
f1ed28fb
ILT		 27762009-03-13 Ian Lance Taylor <iant@google.com>
2777
15f8229b
ILT		 2778 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2779 (Read_symbols::requeue): New function.
2780 (Read_symbols::do_read_symbols): If make_elf_object fails because
2781 the target type is not configured, and the file was searched for,
2782 issue a warning and retry with the next directory.
2783 (Add_symbols::run): If the file has an incompatible format, and
2784 it was searched for, requeue the Read_symbols task. On error,
2785 release the object.
2786 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2787 dirindex parameter to constructor. Change all callers. Declare
2788 incompatible_warning and requeue.
2789 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2790 input_argument_ and input_group_ fields. Add them to
2791 constructor. Change all callers.
2792 (class Read_script): Add dirindex_ field. Add it to constructor.
2793 Change all callers.
2794 * archive.cc (Archive::setup): Remove input_objects parameter.
2795 Change all callers.
2796 (Archive::get_file_and_offset): Likewise.
2797 (Archive::read_all_symbols): Likewise.
2798 (Archive::read_symbols): Likewise.
2799 (Archive::get_elf_object_for_member): Remove input_objects
2800 parameter. Add punconfigured parameter. Change all callers.
2801 (Archive::add_symbols): Change return type to bool. Check return
2802 value of include_member.
2803 (Archive::include_all_members): Likewise.
2804 (Archive::include_member): Change return type to bool. Return
2805 false if first included object has incompatible target. Set
2806 included_member_ field.
2807 (Add_archive_symbols::run): If add_symbols returns false, requeue
2808 Read_symbols task.
2809 * archive.h (class Archive): Add included_member_ field.
2810 Initialize it in constructor. Add input_file and searched_for
2811 methods. Update declarations.
2812 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2813 input_argument_ fields. Add them to constructor. Change all
2814 callers.
2815 * script.cc: Include "target-select.h".
2816 (class Parser_closure): Add skip_on_incompatible_target_ and
2817 found_incompatible_target_ fields. Add
2818 skip_on_incompatible_target parameter to constructor. Change all
2819 callers. Add methods skip_on_incompatible_target,
2820 clear_skip_on_incompatible_target, found_incompatible_target, and
2821 set_found_incompatible_target.
2822 (read_input_script): Add dirindex parameter. Change all callers.
2823 If parser finds an incompatible target, requeue Read_symbols
2824 task.
2825 (script_set_symbol): Clear skip_on_incompatible_target in
2826 closure.
2827 (script_add_assertion, script_parse_option): Likewise.
2828 (script_start_sections, script_add_phdr): Likewise.
2829 (script_check_output_format): New function.
2830 * script.h (read_input_script): Update declaration.
2831 * script-c.h (script_check_output_format): Declare.
2832 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2833 (ignore_cmd): Remove OUTPUT_FORMAT.
2834 * fileread.cc (Input_file::Input_file): Add explicit this.
2835 (Input_file::will_search_for): New function.
2836 (Input_file::open): Add pindex parameter. Change all callers.
2837 * fileread.h (class Input_file): Add input_file_argument method.
2838 Declare will_search_for. Update declarations.
2839 * object.cc (make_elf_object): Add punconfigured parameter.
2840 Change all callers.
2841 * object.h (class Object): Make input_file public. Add
2842 searched_for method.
2843 (make_elf_object): Update declaration.
2844 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2845 restart search.
2846 * dirsearch.h (class Dirsearch): Update declaration.
2847 * options.h (class General_options): Add --warn-search-mismatch.
2848 * parameters.cc (Parameters::is_compatible_target): New function.
2849 * parameters.h (class Parameters): Declare is_compatible_target.
2850 * workqueue.cc (Workqueue::add_blocker): New function.
2851 * workqueue.h (class Workqueue): Declare add_blocker.
2852
f1ed28fb
ILT		 2853 * fileread.cc (Input_file::open): Remove options parameter.
2854 Change all callers.
2855 (Input_file::open_binary): Likewise.
2856 * script.cc (read_input_script): Likewise.
2857 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2858 options parameter from constructor. Change all callers.
2859 (class Read_script): Likewise.
2860 * fileread.h (class Input_file): Update declarations.
2861 * script.h (read_input_script): Update declaration.
2862
34dd024a
NC		 28632009-03-10 Nick Clifton <nickc@redhat.com>
2864
2865 * po/es.po: New Spanish translation.
2866
6d71b17c
CC		 28672009-03-06 Cary Coutant <ccoutant@google.com>
2868
2869 * options.cc (parse_short_option): Keep dash_z from registering itself.
2870
031cdbed
ILT		 28712009-03-03 Ian Lance Taylor <iant@google.com>
2872
2873 PR 9918
2874 * target-reloc.h (relocate_section): Pass output_section to
2875 relocate.
2876 * i386.cc (Target_i386::should_apply_static_reloc): Add
2877 output_section parameter. Change all callers.
2878 (Target_i386::Relocate::relocate): Add output_section parameter.
2879 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2880 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2881 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2882 * testsuite/two_file_shared.sh: New script.
2883 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2884 (check_DATA): Add two_file_shared.dbg.
2885 (two_file_shared.dbg): New target.
2886 * testsuite/Makefile.in: Rebuild.
2887
15d5fa16
ILT		 28882009-03-01 Ian Lance Taylor <iant@google.com>
2889
2890 * configure.ac: Check for byteswap.h.
2891 * configure: Rebuild.
2892 * config.in: Rebuild.
2893
8a4c0b0d
ILT		 28942009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2895
2896 * layout.cc (Layout::find_or_add_kept_section): New function.
2897 (Layout::add_comdat): Removed.
2898 * layout.h (struct Kept_section): Move out of class Layout.
2899 Remove trailing underscores from field names. Add group_sections
2900 field. Rename group_ field to is_group. Change all uses.
2901 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2902 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2903 comdat_groups_ field.
2904 (Sized_relobj::include_section_group): Use
2905 find_or_add_kept_section and Kept_section::group_sections.
2906 (Sized_relobj::include_linkonce_section): Likewise.
2907 * object.cc (class Sized_relobj): Don't define Comdat_group or
2908 Comdat_group_table. Remove find_comdat_group and
2909 add_comdat_group. Remove comdat_groups_ field.
2910 * plugin.cc (include_comdat_group): Use
2911 Layout::find_or_add_kept_section.
2912
b4ecf66b
ILT		 29132009-02-28 Ian Lance Taylor <iant@google.com>
2914
14359ca0
ILT		 2915 * README: --gc-sections and map files are now supported. Document
2916 some build requirements.
2917
b4ecf66b
ILT		 2918 PR 6992
2919 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2920 relocatable link set the value of the section symbol to zero.
2921 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2922 relocatable link don't include the section address in the local
2923 symbol value.
2924
0602e05a
ILT		 29252009-02-27 Ian Lance Taylor <iant@google.com>
2926
fd9d194f
ILT		 2927 PR 6811
2928 * options.h (class Search_directory): Add is_system_directory.
2929 (class General_options): Declare is_in_system_directory.
2930 * options.cc (get_relative_sysroot): Make static.
2931 (get_default_sysroot): Make static.
2932 (General_optoins::is_in_system_directory): New function.
2933 * fileread.cc (Input_file::is_in_system_directory): New function.
2934 * fileread.h (class Input_file): Declare is_in_system_directory.
2935 * object.h (class Object): Add is_in_system_directory.
2936 (class Input_objects): Remove system_library_directory_ field.
2937 * object.cc (Input_objects::add_object): Don't set
2938 system_library_directory_.
2939 (input_objects::found_in_system_library_directory): Remove.
2940 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2941 parameter. Change all callers.
2942 (Symbol_table::sized_write_globals): Likewise.
2943 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2944 Call Object::is_in_system_directory.
2945 * symtab.h (class Symbol_table): Update declarations.
2946
61edd21f
ILT		 2947 PR 5990
2948 * descriptors.h (Open_descriptor): Add is_on_stack field.
2949 * descriptors.cc (Descriptors::open): If the descriptor is on the
2950 top of the stack, remove it. Initialize is_on_stack field.
2951 (Descriptors::release): Only add pod to stack if it is not on the
2952 stack already.
2953 (Descriptors::close_some_descriptor): Clear stack_next and
2954 is_on_stack fields.
2955
e29e076a
ILT		 2956 PR 7091
2957 * output.cc (Output_section::find_starting_output_address): Rename
2958 from starting_output_address; add PADDR parameter; change return
2959 type.
2960 * output.h (class Output_section): Declare
2961 find_starting_output_address instead of starting_output_address.
2962 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2963 section symbol for which we can't find a merge section.
2964
0602e05a
ILT		 2965 PR 9836
2966 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2967 hidden or internal, force the symbol to be local.
2968 * resolve.cc (Symbol::override_visibility): Define.
2969 (Symbol::override_base): Use override_visibility.
2970 (Symbol_table::resolve): Likewise.
2971 (Symbol::override_base_with_special): Likewise.
2972 (Symbol_table::override_with_special): If the visibility is hidden
2973 or internal, force the symbol to be local.
2974 * symtab.h (class Symbol): Add set_visibility and
2975 override_visibility.
2976 * testsuite/ver_test_1.sh: New file.
2977 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2978 (check_DATA): Add ver_test_1.syms.
2979 (ver_test_1.syms): New target.
2980 * testsuite/Makefile.in: Rebuild.
2981
401a9a73
CC		 29822009-02-25 Cary Coutant <ccoutant@google.com>
2983
2984 * layout.cc (Layout::choose_output_section): Don't rename sections
2985 when using a linker script that has a SECTIONS clause.
2986 * Makefile.in: Regenerate.
2987
2988 * testsuite/Makefile.am (script_test_5.sh): New test case.
2989 * testsuite/Makefile.in: Regenerate.
2990 * testsuite/script_test_5.cc: New file.
2991 * testsuite/script_test_5.sh: New file.
2992 * testsuite/script_test_5.t: New file.
2993
f488e4b0
CC		 29942009-02-13 Rafael Avila de Espindola <espindola@google.com>
2995
2996 * archive.cc (Archive::include_member): Update calls to add_symbols.
2997 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2998 the Layout argument.
2999 * dynobj.h (do_add_symbols): Add the Layout argument.
3000 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3001 Layout argument.
3002 * object.h (Object::add_symbols): Add the Layout argument.
3003 (Object::do_add_symbols): Add the Layout argument.
3004 (Sized_relobj::do_add_symbols): Add the Layout argument.
3005 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3006 Unify the two versions.
3007 (Add_plugin_symbols): Remove.
3008 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3009 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3010 (Add_plugin_symbols): Remove.
3011 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3012 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3013 (Add_symbols::run): Make it work with Pulginobj.
3014
89dd1680
ILT		 30152009-02-06 Ian Lance Taylor <iant@google.com>
3016
3017 * object.cc (Sized_relobj::do_layout): Make info message start
3018 with lower case letter.
3019
266d0a74
ILT		 30202009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3021
602b464e
ILT		 3022 * binary.cc: Fix file comment.
3023
266d0a74
ILT		 3024 * options.h (enum Incremental_disposition): Define.
3025 (class General_options): Add new options: --incremental,
3026 --incremental_changed, --incremental_unchanged,
3027 --incremental_unknown. Add incremental_disposition_ and
3028 implicit_incremental_ fields.
3029 (General_options::incremental_disposition): New function.
3030 (class Position_dependent_options): Add incremental_disposition
3031 option.
3032 (Position_dependent_options::copy_from_options): Set incremental
3033 dispositions.
3034 * options.cc (General_options::parse_incremental_changed): New
3035 function.
3036 (General_options::parse_incremental_unchanged): New function.
3037 (General_options::parse_incremental_unknown): New function.
3038 (General_options::General_options): Initialize new fields
3039 incremental_disposition_ and implicit_incremental_.
3040 (General_options::finalize): Check for uasge of --incremental-*
3041 without --incremental.
3042
f073bbf7
CD		 30432009-02-06 Chris Demetriou <cgd@google.com>
3044
3045 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3046 pointer and to report location as the file name associated with
3047 the symbol.
3048 (gold_undefined_symbol_at_location): New function to replace the
3049 old gold_undefined_symbol functionality.
3050 * target-reloc.h (relocate_section): Update to use
3051 gold_undefined_symbol_at_location.
3052 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3053 Call gold_undefined_symbol function rather than gold_error.
3054 * errors.h (Errors::undefined_symbol): Take location as a
3055 string, rather than calculating it from a relocation.
3056 * errors.cc (Errors::fatal): Print "fatal error:" before the
3057 formatted message.
3058 (Errors::error, Errors::error_at_location): Print "error: "
3059 before the formatted message.
3060 (Errors::undefined_symbol): Take location as a string, rather
3061 than calculating it from a relocation.
3062 (gold_undefined_symbol_at_location): New function akin to
3063 old gold_undefined_symbol, calculates location from relocation.
3064 (gold_undefined_symbol): Change to take only a Symbol pointer
3065 and to report location as the file name associated with the symbol.
3066 * testsuite/debug_msg.sh: Update for changed error messages.
3067 * testsuite/undef_symbol.sh: Likewise.
3068
8e94a90c
ILT		 30692009-02-04 Duncan Sands <baldrick@free.fr>
3070
3071 PR 9812
3072 * reduced_debug_output.h
3073 (Output_reduced_debug_abbrev_section::failed): Use format for
3074 gold_warning.
3075 (Output_reduced_debug_info_section::faild): Likewise.
3076
88a0e15b
ILT		 30772009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3078
3079 * script.cc (Lazy_demangler): New class.
3080 (Version_script_info::get_symbol_version_helper): Demangle a
3081 symbol only once.
3082
5efc7cd2
CC		 30832009-01-29 Cary Coutant <ccoutant@google.com>
3084
3085 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3086 to __tls_get_addr.
3087 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3088
e0ebcf42
ILT		 30892009-01-28 Ian Lance Taylor <iant@google.com>
3090
5efc7cd2 3091 * version.cc (version_string): Bump to 1.9.
75fe7426 3092
e0ebcf42
ILT		 3093 * gold.h: Include <cstring> and <stdint.h>.
3094 * version.cc: Include <cstdio>.
3095 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3096 warning.
3097 * reduced_debug_output.cc (insert_into_vector): Rename from
3098 Insert_into_vector; change all callers. Use Swap_unaligned to
3099 avoid aliasing issue; remove union since it is unnecessary.
3100
8e2813be 31012009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3102
3103 * Makefile.am (CCFILES): Add gc.cc.
3104 (HFILES): Add gc.h.
3105 * Makefile.in: Regenerate.
3106 * gold.cc (Gc_runner): New class.
3107 (queue_initial_tasks): Call garbage collection related tasks
3108 when corresponding options are invoked.
3109 (queue_middle_gc_tasks): New function.
3110 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3111 processed early before laying out sections during garbage collection.
3112 * gold.h (queue_middle_gc_tasks): New function.
3113 (is_prefix_of): Move from "layout.cc".
3114 * i386.cc (Target_i386::gc_process_relocs): New function.
3115 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3116 * main.cc (main): Create object of class "Garbage_collection".
3117 * object.cc (Relobj::copy_symbols_data): New function.
3118 (Relobj::is_section_name_included): New function.
3119 (Sized_relobj::do_layout): Allow this function to be called twice
3120 during garbage collection and defer layout of section during the
3121 first call.
3122 * object.h (Relobj::get_symbols_data): New function.
3123 (Relobj::is_section_name_included): New function.
3124 (Relobj::copy_symbols_data): New function.
3125 (Relobj::set_symbols_data): New function.
3126 (Relobj::get_relocs_data): New function.
3127 (Relobj::set_relocs_data): New function.
3128 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3129 (Relobj::gc_process_relocs): New function.
3130 (Relobj::do_gc_process_relocs): New pure virtual function.
3131 (Relobj::sd_): New data member.
3132 (Sized_relobj::is_output_section_offset_invalid): New function.
3133 (Sized_relobj::do_gc_process_relocs): New function.
3134 * options.h (General_options::gc_sections): Modify to not be a no-op.
3135 (General_options::print_gc_sections): New option.
3136 * plugin.cc (Plugin_finish::run): Remove function call to
3137 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3138 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3139 * reloc.cc (Read_relocs::run): Add task to process relocs and
3140 determine unreferenced sections when doing garbage collection.
3141 (Gc_process_relocs): New class.
3142 (Sized_relobj::do_gc_process_relocs): New function.
3143 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3144 sections that are garbage collected.
3145 * reloc.h (Gc_process_relocs): New class.
3146 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3147 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3148 symbols whose corresponding sections are garbage collected.
3149 (Symbol_table::Symbol_table): Add new parameter for the garbage
3150 collection object.
3151 (Symbol_table::gc_mark_undef_symbols): New function.
3152 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3153 (Symbol_table::gc_mark_dyn_syms): New function.
3154 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3155 as garbage.
3156 (Symbol_table::add_from_object): Likewise.
3157 (Symbol_table::add_from_relobj): When building shared objects, do not
3158 treat externally visible symbols as garbage.
3159 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3160 table information for static and relocatable links.
3161 * symtab.h (Symbol_table::set_gc): New function.
3162 (Symbol_table::gc): New function.
3163 (Symbol_table::gc_mark_undef_symbols): New function.
3164 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3165 (Symbol_table::gc_mark_dyn_syms): New function.
3166 (Symbol_table::gc_): New data member.
3167 * target.h (Sized_target::gc_process_relocs): New pure virtual
3168 function.
3169 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3170 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3171
3b293544
CF		 31722009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3173
3174 * options.h (General_options::gc_sections): Define as a no-op for now.
3175 (General_options::no_keep_memory): Ditto.
3176 (General_options::Bshareable): Define.
3177 * options.cc (General_options::finalize): Honor -Bshareable.
3178
83d22aa8
AS		 31792009-01-20 Andreas Schwab <schwab@suse.de>
3180
3181 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3182 read the value in the contents, since we don't use it. Use the
3183 template endianness when writing.
3184 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3185
cd536b21
AS		 31862009-01-19 Andreas Schwab <schwab@suse.de>
3187
3188 * configure.tgt (powerpc64-*): Fix targ_obj.
3189
99e9a495
ILT		 31902009-01-15 Ian Lance Taylor <iant@google.com>
3191
3192 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3193 local symbols when stripping all symbols.
3194
bbbfea06
CC		 31952009-01-14 Cary Coutant <ccoutant@google.com>
3196
99e9a495 3197 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3198
0f7c0701
CC		 31992009-01-14 Cary Coutant <ccoutant@google.com>
3200
3201 * archive.cc (Archive::get_elf_object_for_member): Remove call
3202 to File_read::claim_for_plugin.
3203 * descriptors.cc (Descriptors::open): Remove reference to
3204 is_claimed.
3205 (Descriptors::claim_for_plugin): Remove.
3206 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3207 (Descriptors::is_claimed): Remove.
3208 (claim_descriptor_for_plugin): Remove.
3209 * fileread.cc (File_read::claim_for_plugin): Remove.
3210 * fileread.h (File_read::claim_for_plugin): Remove.
3211 (File_read::descriptor): Reopen descriptor if necessary.
3212 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3213 (Plugin_manager::all_symbols_read): Add task parameter. Change
3214 all callers.
3215 (Plugin_manager::get_input_file): New function.
3216 (Plugin_manager::release_input_file): New function.
3217 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3218 corresponding data member.
3219 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3220 and pass to base constructor. Change all callers.
3221 (get_input_file, release_input_file): New functions.
3222 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3223 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3224 (Plugin_manager::all_symbols_read): Add task parameter.
3225 (Plugin_manager::get_input_file): New function.
3226 (Plugin_manager::release_input_file): New function.
3227 (Plugin_manager::task_): New data member.
3228 (Pluginobj::Pluginobj): Add filesize parameter.
3229 (Pluginobj::filename): New function.
3230 (Pluginobj::descriptor): New function.
3231 (Pluginobj::filesize): New function.
3232 (Pluginobj::filesize_): New data member.
3233 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3234 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3235 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3236
3237 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3238 with archive libraries.
3239 * testsuite/Makefile.in: Regenerate.
3240 * testsuite/plugin_test.c (struct sym_info): New type.
3241 (get_input_file, release_input_file): New static variables.
3242 (onload): Capture new transfer vector entries.
3243 (claim_file_hook): Stop reading at end of file according to filesize.
3244 Factor out parsing of readelf output into separate function.
3245 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3246 APIs and get the source file name from the symbol table. Convert
3247 source file name to corresponding object file name. Print info
3248 message when adding new input files.
3249 (parse_readelf_line): New function.
3250 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3251 * testsuite/plugin_test_2.sh: Likewise.
3252 * testsuite/plugin_test_3.sh: Likewise.
3253 * testsuite/plugin_test_4.sh: New test case.
3254
62a6d109
ILT		 32552009-01-07 Ian Lance Taylor <iant@google.com>
3256
3257 * version.cc (version_string): Bump to 1.8.
3258
483620e8
CC		 32592008-12-23 Cary Coutant <ccoutant@google.com>
3260
3261 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3262 * plugin.cc (Plugin_manager::finish): Rename as
3263 layout_deferred_objects. Move cleanup to separate function.
3264 (Plugin_manager::cleanup): New function.
3265 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3266 separately.
3267 * plugin.h (Plugin_manager::finish): Rename as
3268 layout_deferred_objects.
3269 (Plugin_manager::cleanup): New function.
3270 (Plugin_manager::cleanup_done): New field.
3271
d66a9eb3
CC		 32722008-12-23 Cary Coutant <ccoutant@google.com>
3273
3274 * plugin.cc (is_visible_from_outside): New function.
3275 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3276 so we don't return "IR only" status for exported symbols or -r links.
3277
3278 * testsuite/Makefile.am (plugin_test_3): New test case.
3279 * testsuite/Makefile.in: Regenerate.
3280 * testsuite/plugin_test_3.sh: New file.
3281
5995b570
CC		 32822008-12-22 Cary Coutant <ccoutant@google.com>
3283
3284 * object.cc (Sized_relobj::layout_section): New function.
3285 (Sized_relobj::do_layout): Defer layout of input sections until after
3286 plugin has provided replacement files.
3287 (Sized_relobj::do_layout_deferred_sections): New function.
3288 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3289 (Relobj::layout_deferred_sections): New function.
3290 (Relobj::do_layout_deferred_sections): New function.
3291 (Sized_relobj::do_layout_deferred_sections): New function.
3292 (Sized_relobj::layout_section): New function.
3293 (Sized_relobj::Deferred_layout): New structure.
3294 (Sized_relobj::deferred_layout_): New field.
3295 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3296 Change all callers. Layout deferred sections.
3297 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3298 references.
3299 (Plugin_hook::run): Move code from do_plugin_hook inline.
3300 (Plugin_hook::do_plugin_hook): Remove.
3301 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3302 (Plugin_manager::finish): Renamed, was cleanup.
3303 (Plugin_manager::should_defer_layout): New function.
3304 (Plugin_manager::add_deferred_layout_object): New function.
3305 (Plugin_manager::Deferred_layout_list): New type.
3306 (Plugin_manager::deferred_layout_objects_): New field.
3307 (Plugin_hook::do_plugin_hook): Remove.
3308
ee769c88
ILT		 33092008-12-17 Ian Lance Taylor <iant@google.com>
3310
3311 * options.h (class General_options): Add --no case for
3312 --export-dynamic.
3313
abc8dcba
CC		 33142008-12-16 Cary Coutant <ccoutant@google.com>
3315
3316 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3317 vector.
3318 (Plugin_manager::claim_file): Create plugin object even if
3319 plugin did not call the add_symbols callback.
3320 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3321 asking for more symbols than were added.
3322 * testsuite/Makefile.am (plugin_test_1): Add test case with
3323 no global symbols.
3324 (empty.syms): New target.
3325 * testsuite/Makefile.in: Regenerate.
3326 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3327 message. Don't call add_symbols if no globals.
3328 (all_symbols_read_hook): Don't provide replacement for empty
3329 claimed file.
3330
b0074644
ILT		 33312008-12-12 Ian Lance Taylor <iant@google.com>
3332
68943102
ILT		 3333 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3334 r_type == 0 for a local symbol with r_sym == 0.
3335 (scan_relocatable_relocs): Pass r_sym to
3336 local_non_section_strategy.
3337 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3338 r_sym parameter.
3339
b0074644
ILT		 3340 * configure.ac: Update test for TLS descriptors: they are
3341 supported as of glibc 2.9.
3342 * configure: Rebuild.
3343
c2508178
ILT		 33442008-12-11 Ian Lance Taylor <iant@google.com>
3345
3346 PR 7091
3347 * target-reloc.h (Default_scan_relocatable_relocs): For each
3348 function, map r_type == 0 to RELOC_DISCARD.
3349
2756a258
CC		 33502008-12-10 Cary Coutant <ccoutant@google.com>
3351
3352 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3353 object to override a kept COMDAT group from a plugin object.
3354
bb6f53d3
ILT		 33552008-12-09 Ian Lance Taylor <iant@google.com>
3356
fbc558e1
ILT		 3357 PR 7088
3358 * yyscript.y (file_cmd): Handle INPUT.
3359
bb6f53d3
ILT		 3360 * testsuite/initpri1.c: Change all declarations to be full
3361 prototypes by adding void, to avoid compiler warnings.
3362
4674ecfc
CC		 33632008-12-05 Rafael Avila de Espindola <espindola@google.com>
3364
3365 * options.cc (General_options::parse_plugin_opt): New.
3366 (General_options::add_plugin): The argument now is just the filename.
3367 (General_options::add_plugin_option): New.
3368 * options.h (plugin_opt): New.
3369 (add_plugin): Change argument name.
3370 (add_plugin_option): New.
3371 * plugin.cc (Plugin::load): Don't parse the plugin option.
3372 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3373 (Plugin::add_option): New.
3374 (Plugin::args_): Change type.
3375 (Plugin::filename_): New.
3376 (Plugin_manager::add_plugin_option): New.
3377 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3378 * testsuite/Makefile.in: Regenerate.
3379
fd06b4aa
CC		 33802008-12-05 Cary Coutant <ccoutant@google.com>
3381
3382 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3383 Handle --strip-lto-sections option.
3384 * options.h (strip_lto_sections): New option.
3385
6c52134c
CC		 33862008-12-01 Cary Coutant <ccoutant@google.com>
3387
3388 * plugin.cc (ld_plugin_message): Change format parameter to const.
3389 Fix mismatch between new[] and delete.
3390
a45248e0
CC		 33912008-11-14 Cary Coutant <ccoutant@google.com>
3392
3393 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3394 instead of -1U.
3395
c82fbeee
CS		 33962008-11-05 Craig Silverstein <csilvers@google.com>
3397
3398 * options.cc (General_options::parse_dynamic_list): New function.
3399 * options.h (General_options): New flags dynamic_list,
3400 dynamic_list_data, dynamic_list_cpp_new, and
3401 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3402 (General_options::in_dynamic_list): New function.
3403 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3404 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3405 (Lex::can_continue_name): Likewise.
3406 (yylex): Likewise.
3407 (read_script_file): New parameter script_options.
3408 (read_dynamic_list): New function.
3409 (Script_options::define_dynamic_list): New function.
3410 (dynamic_list_keyword_parsecodes): New variable.
3411 (dynamic_list_keywords): New variable.
3412 * script.h (Script_options::define_dynamic_list): New function
3413 prototype.
3414 (read_dynamic_list): New function prototype.
3415 * symtab.cc (strprefix): New macro.
3416 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3417 dynamic_list_data, dynamic_list_cpp_new, and
3418 dynamic_list_cpp_typeinfo.
3419 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3420 (dynamic_list_expr): New rule.
3421 (dynamic_list_nodes): Likewise.
3422 (dynamic_list_node): Likewise.
3423 * testsuite/Makefile.am (dynamic_list): New test.
3424 * testsuite/Makefile.in: Regenerated.
3425 * testsuite/dynamic_list.t: New file.
3426 * testsuite/dynamic_list.sh: New file.
3427
e0bb29a5
CS		 34282008-11-05 Craig Silverstein <csilvers@google.com>
3429
3430 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3431 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3432 (t11_last): Likewise.
3433 * testsuite/ver_test_6.c (main): Likewise.
3434
4e1e25e0
CC		 34352008-10-07 Cary Coutant <ccoutant@google.com>
3436
3437 * options.c (General_options::finalize): Add check for -static and
3438 -shared.
3439 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3440 is not empty.
3441
92f03fcb
CC		 34422008-10-02 Cary Coutant <ccoutant@google.com>
3443
3444 * plugin.cc (make_sized_plugin_object): Fix conditional
3445 compilation to work when not all targets are enabled.
3446
fbd8a257
CC		 34472008-09-29 Cary Coutant <ccoutant@google.com>
3448
3449 * archive.cc (Archive::get_file_and_offset): Use filename instead
3450 of name to get library path.
3451 (Archive::include_member): Unlock external member of a thin archive.
3452
3453 * testsuite/Makefile.am (TEST_AR): New variable.
3454 (thin_archive_test_1): New test.
3455 (thin_archive_test_2): New test.
81636b3f
CC		 3456 * testsuite/Makefile.in: Regenerate.
3457 * testsuite/thin_archive_main.cc: New file.
3458 * testsuite/thin_archive_test_1.cc: New file.
3459 * testsuite/thin_archive_test_2.cc: New file.
3460 * testsuite/thin_archive_test_3.cc: New file.
3461 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3462
eff45813
CC		 34632008-09-29 Cary Coutant <ccoutant@google.com>
3464
3465 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3466 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3467 instead of -1U.
3468 (Sized_relobj::do_finalize_local_symbols): Likewise.
3469 (Sized_relobj::map_to_kept_section): Likewise.
3470 * object.h (Sized_relobj::invalid_address): New constant.
3471 (Sized_relobj::do_output_section_offset): Check for invalid_address
3472 and return -1ULL.
3473 * output.cc (Output_reloc::local_section_offset): Use constant
3474 invalid_address instead of -1U.
3475 (Output_reloc::get_address): Likewise.
3476 (Output_section::output_address): Change -1U to -1ULL.
3477 * output.h (Output_reloc::invalid_address): New constant.
3478 * reloc.cc (Sized_relobj::write_sections): Use constant
3479 invalid_address instead of -1U.
3480 (Sized_relobj::relocate_sections): Likewise.
3481 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3482 values for merge sections.
3483 * target-reloc.h (relocate_for_relocatable): Use constant
3484 invalid_address instead of -1U.
3485
89fc3421
CC		 34862008-09-19 Cary Coutant <ccoutant@google.com>
3487
3488 Add plugin functionality for link-time optimization (LTO).
3489 * configure.ac (plugins): Add --enable-plugins option.
3490 * configure: Regenerate.
3491 * config.in: Regenerate.
3492 * Makefile.am (LIBDL): New variable.
3493 (CCFILES): Add plugin.cc.
3494 (HFILES): Add plugin.h.
3495 (ldadd_var): Add LIBDL.
3496 * Makefile.in: Regenerate.
3497
3498 * archive.cc: Include "plugin.h".
3499 (Archive::setup): Don't preread archive symbols when using a plugin.
3500 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3501 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3502 files.
3503 (Archive::include_member): Add symbols from plugin objects.
3504 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3505 * descriptors.cc (Descriptors::open): Check for file descriptors
3506 abandoned by plugins.
3507 (Descriptors::claim_for_plugin): New function.
3508 * descriptors.h (Descriptors::claim_for_plugin): New function.
3509 (Open_descriptor::is_claimed): New field.
3510 (claim_descriptor_for_plugin): New function.
3511 * fileread.cc (File_read::claim_for_plugin): New function.
3512 * fileread.h (File_read::claim_for_plugin): New function.
3513 (File_read::descriptor): New function.
3514 * gold.cc: Include "plugin.h".
3515 (queue_initial_tasks): Add task to call plugin hooks for generating
3516 new object files.
3517 * main.cc: Include "plugin.h".
3518 (main): Load plugin libraries.
3519 * object.h (Pluginobj): Declare.
3520 (Object::pluginobj): New function.
3521 (Object::do_pluginobj): New function.
3522 (Object::set_target): New function.
3523 * options.cc: Include "plugin.h".
3524 (General_options::parse_plugin): New function.
3525 (General_options::General_options): Initialize plugins_ field.
3526 (General_options::add_plugin): New function.
3527 * options.h (Plugin_manager): Declare.
3528 (General_options): Add --plugin option.
3529 (General_options::has_plugins): New function.
3530 (General_options::plugins): New function.
3531 (General_options::add_plugin): New function.
3532 (General_options::plugins_): New field.
3533 * plugin.cc: New file.
3534 * plugin.h: New file.
3535 * readsyms.cc: Include "plugin.h".
3536 (Read_symbols::do_read_symbols): Check for archive before checking
3537 for ELF file. Call plugin hooks to claim files.
3538 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3539 from a real object file; force override when processing replacement
3540 files.
3541 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3542 (Symbol::init_base_object): Likewise.
3543 (Symbol::init_base_output_data): Likewise.
3544 (Symbol::init_base_output_segment): Likewise.
3545 (Symbol::init_base_constant): Likewise.
3546 (Symbol::init_base_undefined): Likewise.
3547 (Symbol::output_section): Assert that object is not a plugin.
3548 (Symbol_table::add_from_pluginobj): New function.
3549 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3550 undefined.
3551 (Symbol_table::sized_write_globals): Likewise.
3552 (Symbol_table::add_from_pluginobj): Instantiate template.
3553 * symtab.h (Sized_pluginobj): Declare.
3554 (Symbol::in_real_elf): New function.
3555 (Symbol::set_in_real_elf): New function.
3556 (Symbol::in_real_elf_): New field.
3557 (Symbol_table::add_from_pluginobj): New function.
3558
3559 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3560 (LIBDL): New variable.
3561 (LDADD): Add LIBDL.
3562 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3563 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3564 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3565 (MOSTLYCLEANFILES): Likewise.
3566 * testsuite/Makefile.in: Regenerate.
3567 * testsuite/plugin_test.c: New file.
3568 * testsuite/plugin_test_1.sh: New file.
3569 * testsuite/plugin_test_2.sh: New file.
3570
de31bda5
ILT		 35712008-09-16 Ian Lance Taylor <iant@google.com>
3572
9c2d0ef9
ILT		 3573 * target-reloc.h (relocate_section): Check whether a symbol is
3574 defined by the ABI before reporting an undefined symbol error.
3575 * target.h (Target::is_defined_by_abi): Make parameter const.
3576 (Target::do_is_defined_by_abi): Likewise.
3577 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3578 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3579 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3580 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3581 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3582 * testsuite/Makefile.in: Rebuild.
3583
de31bda5
ILT		 3584 * fileread.cc (make_view): Add casts to avoid warning.
3585
9fa33bee
AO		 35862008-09-16 Alexandre Oliva <aoliva@redhat.com>
3587
3588 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3589 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3590
183fd0e3
AO		 35912008-09-16 Alexandre Oliva <aoliva@redhat.com>
3592
3593 * options.h (General_options::output_is_executable): New.
3594 (General_options::output_is_pie): New.
3595 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3596 for shared libraries.
3597 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3598
7be8330a
CD		 35992008-09-11 Chris Demetriou <cgd@google.com>
3600
3601 * options.h (origin): New -z option.
3602 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3603 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3604 in DT_FLAGS_1.
3605
a9caad02
CC		 36062008-09-05 Cary Coutant <ccoutant@google.com>
3607
3608 * fileread.cc (File_read::make_view): Add check for attempt to map
3609 beyond end of file.
3610
ae6dce4d
CC		 36112008-09-05 Cary Coutant <ccoutant@google.com>
3612
3613 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3614 explicit instantiations.
3615
d7ab2a47
KVH		 36162008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3617
3618 PR gold/6858
3619 * options.cc (General_options::finalize): Allow undefined symbols
3620 in shlibs if linking -shared.
3621
3622 PR gold/6859
3623 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3624 symbols as not needing a dynsym entry.
3625
1e52a9c1
CS		 36262008-08-20 Craig Silverstein <csilvers@google.com>
3627
3628 * fileread.cc (File_read::open): Do not lock the file unless it
3629 was successfully opened.
3630
d85c80a3
CC		 36312008-08-14 Cary Coutant <ccoutant@google.com>
3632
3633 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3634 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3635 * testsuite/tls_test.cc (struct int128): 128-bit struct
3636 for testing TLS relocs with non-zero addend.
3637 (v12): New TLS variable.
3638 (t12): New test.
3639 (t_last): Add check for v12.
3640 * testsuite/tls_test.h (t12): New function.
3641 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3642
2d924fd9
ILT		 36432008-08-13 Ian Lance Taylor <iant@google.com>
3644
3645 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3646 set tls_segment_ or relro_segment_.
3647 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3648 when appropriate.
3649 * output.h (Output_section::clear_is_relro): New function.
3650 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3651 sections specially even when output_data_ is empty.
3652 (Output_segment::maximum_alignment): When first section is relro,
3653 only force alignment for PT_LOAD segments.
3654 * script.cc (script_data_segment_align): New function.
3655 (script_data_segment_relro_end): New function.
3656 * script-c.h (script_data_segment_align): Declare.
3657 (script_data_segment_relro_end): Declare.
3658 * script-sections.h (class Script_sections): Declare
3659 data_segment_align and data_segment_relro_end. Add fields
3660 segment_align_index_ and saw_relro_end_.
3661 * script-sections.cc (class Sections_element): Add set_is_relro
3662 virtual function. Add new bool* parameter to place_orphan_here.
3663 Add get_output_section virtual function.
3664 (class Output_section_definition): Add set_is_relro. Add new
3665 bool* parameter to place_orphan_here. Add get_output_section.
3666 Add is_relro_ field.
3667 (Output_section_definition::Output_section_definition): Initialize
3668 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3669 and is_relro_ fields.
3670 (Output_section_definition::place_orphan_here): Add is_relro
3671 parameter.
3672 (Output_section_definition::set_section_addresses): Set relro for
3673 output section.
3674 (Output_section_definition::alternate_constraint): Likewise.
3675 (class Orphan_output_section): Add new bool* parameter to
3676 place_orphan_here. Add get_output_section.
3677 (Orphan_output_section::place_orphan_here): Add is_relro
3678 parameter.
3679 (Script_sections::Script_sections): Initialize
3680 data_segment_align_index_ and saw_relro_end_.
3681 (Script_sections::data_segment_align): New function.
3682 (Script_sections::data_segment_relro_end): New function.
3683 (Script_sections::place_orphan): Set or clear is_relro.
3684 (Script_sections::set_section_addresses): Force alignment of first
3685 TLS section.
3686 * yyscript.y (exp): Call script_data_segment_align and
3687 script_data_segment_relro_end.
3688 * testsuite/relro_script_test.t: New file.
3689 * testsuite/relro_test.cc (using_script): Declare.
3690 (t1, t2): Test using_script.
3691 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3692 (relro_script_test_SOURCES): Define.
3693 (relro_script_test_DEPENDENCIES): Define.
3694 (relro_script_test_LDFLAGS): Define.
3695 (relro_script_test_LDADD): Define.
3696 (relro_script_test.so): New target.
3697 * testsuite/Makefile.in: Rebuild.
3698
f827c9a9
CC		 36992008-08-06 Cary Coutant <ccoutant@google.com>
3700
3701 * archive.cc (Archive::total_archives, Archive::total_members)
3702 (Archive::total_members_loaded): New variables.
3703 (Archive::setup): Add parameter. Add option to preread
3704 archive symbols.
3705 (Archive::read_armap): Add counter.
3706 (Archive::get_file_and_offset): New function.
3707 (Archive::get_elf_object_for_member): New function.
3708 (Archive::read_all_symbols): New function.
3709 (Archive::read_symbols): New function.
3710 (Archive::add_symbols): Add counters.
3711 (Archive::include_all_members): Use armap to find members if it's
3712 already built.
3713 (Archive::include_member): Skip reading symbols if already read.
3714 Factored code into Archive::get_file_and_offset and
3715 Archive::get_elf_object_for_member. Changed call to
3716 Mapfile::report_include_archive_member.
3717 (Archive::print_stats): New function.
3718 * archive.h: Declare Object and Read_symbols_data classes.
3719 (Archive::Archive): Add initializers for new members.
3720 (Archive::setup): Add parameter.
3721 (Archive::print_stats): New function.
3722 (Archive::total_archives, Archive::total_members)
3723 (Archive::total_members_loaded): New variables.
3724 (Archive::get_file_and_offset): New function.
3725 (Archive::get_elf_object_for_member): New function.
3726 (Archive::read_all_symbols): New function.
3727 (Archive::read_symbols): New function.
3728 (Archive::Archive_member): New class.
3729 (Archive::members_): New member.
3730 (Archive::num_members_): New member.
3731 * main.cc: Include archive.h.
3732 (main): Call Archive::print_stats.
3733 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3734 archive parameter; member_name is now the fully-decorated name.
3735 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3736 * options.h: (General_options): Add --preread-archive-symbols option.
3737 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3738 Archive::setup.
3739
de4c45bd
ILT		 37402008-08-04 Ian Lance Taylor <iant@google.com>
3741
3742 * symtab.h (Symbol::use_plt_offset): New function.
3743 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3744 * powerpc.cc (Relocate::relocate): Likewise.
3745 * sparc.cc (Relocate::relocate): Likewise.
3746 * x86_64.cc (Relocate::relocate): Likewise.
3747 * testsuite/weak_plt.sh: New test.
3748 * testsuite/weak_plt_main.cc: New test.
3749 * testsuite/weak_plt_shared.cc: New test.
3750 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3751 (check_PROGRAMS): Add weak_plt.
3752 (check_DATA): Add weak_plt_shared.so.
3753 (weak_plt_main_pic.o, weak_plt): New targets.
3754 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3755 * testsuite/Makefile.in: Rebuild.
3756
3757 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3758 gcctestdir/ld.
3759 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3760 * testsuite/Makefile.in: Rebuild.
3761
323ee3f4
AM		 37622008-08-04 Alan Modra <amodra@bigpond.net.au>
3763
3764 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3765 * Makefile.in: Regenerate.
3766 * po/POTFILES.in: Regenerate.
3767
7c07ecec
ILT		 37682008-07-29 Ian Lance Taylor <iant@google.com>
3769
3770 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3771 symbols before other symbols.
3772 * testsuite/script_test_2.cc (test_addr): Declare.
3773 (test_addr_alias): Declare.
3774 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3775 values.
7c07ecec
ILT		 3776 * testsuite/script_test_2.t: Define test_addr_alias and
3777 test_addr.
3778
5778530e
ILT		 37792008-07-24 Ian Lance Taylor <iant@google.com>
3780
2a00e4fb
ILT		 3781 PR 5990
3782 * descriptors.cc: New file.
3783 * descriptors.h: New file.
3784 * gold-threads.h (class Hold_optional_lock): New class.
3785 * fileread.cc: Include "descriptors.h".
3786 (File_read::~File_read): Release descriptor rather than closing
3787 it.
3788 (File_read::open) [file]: Call open_descriptor rather than open.
3789 Set is_descriptor_opened_.
3790 (File_read::open) [memory]: Assert that descriptor is not open.
3791 (File_read::reopen_descriptor): New function.
3792 (File_read::release): Release descriptor.
3793 (File_read::do_read): Make non-const. Reopen descriptor.
3794 (File_read::read): Make non-const.
3795 (File_read::make_view): Reopen descriptor.
3796 (File_read::do_readv): Likewise.
3797 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3798 Update declarations.
3799 * layout.cc: Include "descriptors.h".
3800 (Layout::create_build_id): Use open_descriptor rather than open.
3801 * output.cc: Include "descriptors.h".
3802 (Output_file::open): Use open_descriptor rather than open.
3803 * archive.cc (Archive::const_iterator): Change Archive to be
3804 non-const.
3805 (Archive::begin, Archive::end): Make non-const.
3806 (Archive::count_members): Likewise.
3807 * archive.h (class Archive): Update declarations.
3808 * object.h (Object::read): Make non-const.
3809 * Makefile.am (CCFILES): Add descriptors.cc.
3810 (HFILES): Add descriptors.h.
3811 * Makefile.in: Rebuild.
3812
801647d1
ILT		 3813 PR 6716
3814 * gold.h: Always include <clocale>. Add Solaris workarounds
3815 following code in binutils/sysdep.h.
3816
5edd166e
ILT		 3817 PR 6048
3818 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3819 this->eh_frame_hdr_ is NULL before using it.
3820
c89ad728
ILT		 3821 * dynobj.cc (Versions::Versions): Update comment.
3822
aa86f06b
ILT		 3823 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3824 the base version name.
3825
5778530e
ILT		 3826 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3827 array size plus one.
3828 (Stringpool_template::set_string_offsets): Subtract one from key
3829 before using it as an array index.
3830 (Stringpool_template::get_offset_with_length): Likewise.
3831 (Stringpool_template::write_to_buffer): Likewise.
3832 * stringpool.h (Stringpool_template::get_offset_from_key):
3833 Likewise.
3834
057ead22
ILT		 38352008-07-23 Ian Lance Taylor <iant@google.com>
3836
7f649c59
ILT		 3837 PR 6658
3838 * object.h (Merged_symbol_value::value): Do our best to handle a
3839 negative addend.
3840
057ead22
ILT		 3841 PR 6647
3842 * script.cc (Version_script_info::get_versions): Don't add empty
3843 version tag to return value.
3844 (Version_script_info::get_symbol_version_helper): Change return
3845 type to bool. Add pversion parameter. Change all callers.
3846 (script_register_vers_node): Don't require a non-NULL tag.
3847 * script.h (class Version_script_info): Update declarations.
3848 (Version_script_info::get_symbol_version): Change return type to
3849 bool. Add version parameter. Change all callers.
3850 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3851 handling. Handle an empty version from a version script.
3852 (Symbol_table::define_special_symbol): Likewise.
3853 * testsuite/ver_test_10.script: New file.
3854 * testsuite/ver_test_10.sh: New file.
3855 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3856 (check_DATA): Add ver_test_10.syms.
3857 (ver_test_10.syms, ver_test_10.so): New target.
3858 * testsuite/Makefile.in: Rebuild.
3859
58e54ac2
CD		 38602008-07-23 Simon Baldwin <simonb@google.com>
3861
3862 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3863 to zero for undefined symbols from dynamic libraries.
3864
95d14cd3
ILT		 38652008-07-23 Ian Lance Taylor <iant@google.com>
3866
3867 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3868 Change all callers.
3869 * symtab.h (class Symbol_table): Update declaration.
3870 * testsuite/ver_test_9.cc: New file.
3871 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3872 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3873 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3874 (ver_test_9.so, ver_test_9.o): New targets.
3875 * testsuite/Makefile.in: Rebuild.
3876
92de84a6
ILT		 38772008-07-22 Ian Lance Taylor <iant@google.com>
3878
34810851
ILT		 3879 * options.h (class General_options): Define --check-sections.
3880 * layout.cc (Layout::set_segment_offsets): Handle
3881 --check-sections.
3882
af6156ef
ILT		 3883 * options.h (class General_options): Define -n/--nmagic and
3884 -N/--omagic.
3885 * options.cc (General_options::finalize): For -n/--nmagic or
3886 -N/--omagic, set -static.
3887 * layout.cc (Layout::attach_allocated_section_to_segment): If
3888 -N/--omagic, don't put read-only and read-write sections in
3889 different segments.
3890 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3891 finding a read-only segment.
3892 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3893 don't set the minimum segment alignment to the common page size,
3894 and don't set the file offset to the address modulo the page size.
3895 * script-sections.cc (Script_sections::create_segments): If
3896 -n/--omagic, don't put read-only and read-write sections in
3897 different segments.
3898
92de84a6
ILT		 3899 * cref.cc: New file.
3900 * cref.h: New file.
3901 * options.h (class General_options): Add --print-symbol-counts.
3902 * main.cc (main): Issue defined symbol report if requested.
3903 * archive.cc (Archive::interpret_header): Make into a const member
3904 function.
3905 (Archive::add_symbols): Call Input_objects::archive_start and
3906 archive_stop.
3907 (Archive::const_iterator): Define new class.
3908 (Archive::begin, Archive::end): New functions.
3909 (Archive::include_all_members): Rewrite to use iterator.
3910 (Archive::count_members): New function.
3911 * archive.h (class Archive): Update declarations.
3912 (Archive::filename): New function.
3913 * object.cc: Include "cref.h".
3914 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3915 (Sized_relobj::do_get_global_symbol_counts): New function.
3916 (Input_objects::add_object): Add object to cross-referencer.
3917 (Input_objects::archive_start): New function.
3918 (Input_objects::archive_stop): New function.
3919 (Input_objects::print_symbol_counts): New function.
3920 * object.h: Declare Cref and Archive.
3921 (Object::get_global_symbol_counts): New function.
3922 (Object::do_get_global_symbol_counts): New pure virtual function.
3923 (class Sized_relobj): Add defined_count_ field. Update
3924 declarations.
3925 (class Input_objects): Add cref_ field. Update constructor.
3926 Update declarations.
3927 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3928 defined_count_.
3929 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3930 symbol counts.
3931 (Sized_dynobj::do_get_global_symbol_counts): New function.
3932 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3933 defined_count_. Update declarations. Define Symbols typedef.
3934 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3935 parameter. Change all callers.
3936 (Symbol_table::add_from_dynobj): Add sympointers and defined
3937 parameters. Change all callers.
3938 * symtab.h (class Symbol_table): Update declarations.
3939 * Makefile.am (CCFILES): Add cref.cc.
3940 (HFILES): Add cref.h.
3941 * Makefile.in: Rebuild.
3942
3f7c5e1d
CD		 39432008-07-22 Simon Baldwin <simonb@google.com>
3944
3945 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3946 to zero when writing undefined symbols.
3947
e0b64032
ILT		 39482008-07-22 Ian Lance Taylor <iant@google.com>
3949
3950 * output.cc (Output_section::add_input_section): Don't try to
3951 merge empty merge sections.
3952
096b02cf
CS		 39532008-07-21 Craig Silverstein <csilvers@google.com>
3954
3955 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3956 Include symbol version in error message.
cd536b21 3957
1d1f116d
CD		 39582008-07-20 Chris Demetriou <cgd@google.com>
3959
cd536b21 3960 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 3961 (RANDOM_SEED_CFLAGS): New substituted variable.
3962 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3963 * configure: Rebuild.
3964 * Makefile.in: Likewise.
3965 * testsuite/Makefile.in: Likewise.
3966
a18f591e
ILT		 39672008-07-18 Ian Lance Taylor <iant@google.com>
3968
3969 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3970 where we see NAME/NULL and NAME/VERSION as separate symbols.
3971 * testsuite/ver_test_main.cc (main): Call t4.
3972 (t4, t4_2a): Define.
3973 * testsuite/ver_test_2.cc (t4_2): Define.
3974 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3975 * testsuite/ver_test_4.cc (t4_2a): Define.
3976 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3977 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3978
c6e3f6ed
ILT		 39792008-07-17 Ian Lance Taylor <iant@google.com>
3980
3981 * dynobj.cc (Versions::add_def): If we give an error about a
3982 missing version, go ahead and create the version anyhow.
3983
ef9beddf
ILT		 39842008-07-10 Ian Lance Taylor <iant@google.com>
3985
3986 Handle output sections with more than 0x7fffffff bytes.
3987 * object.h (class Relobj): Change map_to_output_ to
3988 output_sections_, and just keep a section pointer. Change all
3989 uses. Move comdat group support to Sized_relobj.
3990 (Relobj::is_section_specially_mapped): Remove.
3991 (Relobj::output_section): Remove poff parameter. Change all
3992 callers.
3993 (Relobj::output_section_offset): New function.
3994 (Relobj::set_section_offset): Rewrite.
3995 (Relobj::map_to_output): Remove.
3996 (Relobj::output_sections): New function.
3997 (Relobj::do_output_section_offset): New pure virtual function.
3998 (Relobj::do_set_section_offset): Likewise.
3999 (class Sized_relobj): Add section_offsets_ field. Add comdat
4000 group support from Relobj. Update declarations.
4001 (Sized_relobj::get_output_section_offset): New function.
4002 (Sized_relobj::do_output_section_offset): New function.
4003 (Sized_relobj::do_set_section_offset): New function.
4004 * object.cc (Relobj::output_section_address): Remove.
4005 (Sized_relobj::Sized_relobj): Initialize new fields.
4006 (Sized_relobj::include_section_group): Cast find_kept_object to
4007 Sized_relobj.
4008 (Sized_relobj::include_linkonce_section): Likewise.
4009 (Sized_relobj::do_layout): Use separate arrays for output section
4010 and output offset.
4011 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4012 output_sections.
4013 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4014 output_sections and section_offsets.
4015 (Sized_relobj::write_local_symbols): Likewise.
4016 (map_to_kept_section): Compute output address directly.
4017 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4018 output_sections and section_offsets.
4019 (Sized_relobj::write_sections): Likewise.
4020 (Sized_relobj::relocate_sections): Likewise.
4021 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4022 * output.h (class Output_reloc): Update declarations. Change
4023 u2_.relobj to Sized_relobj*.
4024 (class Output_data_reloc): Change add functions to use
4025 Sized_relobj*.
4026 * output.cc (Output_reloc::Output_reloc): Change relobj to
4027 Sized_relobj*.
4028 (Output_reloc::local_section_offset): Change return type to
4029 Elf_Addr. Use get_output_section_offset.
4030 (Output_reloc::get_address): Likewise.
4031 (Output_section::is_input_address_mapped): Don't call
4032 is_section_specially_mapped.
4033 (Output_section::output_offset): Likewise.
4034 (Output_section::output_address): Likewise.
4035 (Output_section::starting_output_address): Likewise.
4036 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4037 parameter to Sized_relobj*.
4038 (Copy_relocs::need_copy_reloc): Likewise.
4039 (Copy_relocs::save): Likewise.
4040 * copy-relocs.h (class Copy_relocs): Update declarations.
4041 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4042 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4043 * target-reloc.h (relocate_for_relocatable): Change
4044 offset_in_output_section type to Elf_Addr. Change code that uses
4045 it as well.
4046 * layout.cc (Layout::layout): Always set *off.
4047 * mapfile.cc (Mapfile::print_input_section): Use
4048 output_section_offset.
4049 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4050 Sized_relobj*.
4051 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4052 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4053 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4054
5cb66f97
ILT		 40552008-07-03 Ian Lance Taylor <iant@google.com>
4056
4057 * layout.cc (Layout::include_section): Do not discard unrecognized
4058 SHT_STRTAB sections.
4059
afe47622
CS		 40602008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4061
4062 * script.cc (Lex::can_continue_name): Make '?' allowable in
4063 version-script names.
4064 * testsuite/version_script.map: Change glob pattern to use '?'
4065
5adf9721
ILT		 40662008-06-30 Manish Singh <yosh@gimp.org>
4067
4068 PR 6585
4069 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4070 Correct typo.
4071
e6fde208
ILT		 40722008-06-30 Ian Lance Taylor <iant@google.com>
4073
4074 PR 6660
4075 PR 6682
4076 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4077 versions]: Don't try to read the value in the contents, since we
4078 don't use it. Use the template endianness when writing.
4079
3f2e6a2d
CC		 40802008-06-25 Cary Coutant <ccoutant@google.com>
4081
4082 * fileread.cc (File_read::make_view): Assert on zero-length view.
4083 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4084 symbol table when there are no symbols to read.
4085
c43d3a48
CS		 40862008-06-23 Craig Silverstein <csilvers@google.com>
4087
4088 * version.cc (version_string): Bump to 1.7
4089
5f494ea0
CS		 40902008-06-18 Craig Silverstein <csilvers@google.com>
4091
4092 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4093 constant 0xFFFF to type Valtype.
4094 (Powerpc_relocate_functions::rel16_ha): Likewise.
4095
c42e122e
ILT		 40962008-06-17 Ian Lance Taylor <iant@google.com>
4097
f34787f8
ILT		 4098 * output.h (Output_section::Input_section): Initialize p2align_ to
4099 zero for Output_section_data constructors.
4100 (Output_section::Input_section::addralign): If not an input
4101 section, return the alignment of the Output_section_data.
4102 * testsuite/copy_test.cc: New file.
4103 * testsuite/copy_test_1.cc: New file.
4104 * testsuite/copy_test_2.cc: New file.
4105 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4106 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4107 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4108 (copy_test_1_pic.o, copy_test_1.so): New targets.
4109 (copy_test_2_pic.o, copy_test_2.so): New targets.
4110 * testsuite/Makefile.in: Rebuild.
4111
c42e122e
ILT		 4112 * script-sections.cc (Script_sections::place_orphan): Initialize
4113 local variable exact.
4114
ce3ac18a
DE		 41152008-06-13 David Edelsohn <edelsohn@gnu.org>
4116
4117 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4118
42cacb20
DE		 41192008-06-12 David Edelsohn <edelsohn@gnu.org>
4120 David S. Miller <davem@davemloft.net>
4121
4122 * powerpc.cc: New file.
4123 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4124 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4125 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4126 * Makefile.in: Rebuild.
4127
7b308235
ILT		 41282008-06-09 Ian Lance Taylor <iant@google.com>
4129
4130 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4131 <exception>.
4132 (throwing, orig_terminate): New static variables.
4133 (terminate_handler): New static function.
4134 (t2): Set terminate handler.
4135
f0b886e3
ILT		 41362008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4137
4138 PR 6584
cd536b21 4139 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4140 alignment.
4141
3e90f135
CC		 41422008-05-30 Cary Coutant <ccoutant@google.com>
4143
4144 * archive.cc (Archive::include_all_members) Correct to step
4145 over symbol table and extended name table in thin archives.
4146
e09ad04a
ILT		 41472008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4148
4149 PR 6407
4150 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4151 calculation.
4152
62b01cb5
ILT		 41532008-05-28 Caleb Howe <cshowe@google.com>
4154
4155 * reduced_debug_output.cc: New file.
4156 * reduced_debug_output.h: New file.
92de84a6 4157 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4158 * options.cc (General_options::finalize): Add strip_debug_non_line
4159 to the strip heirarchy.
4160 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4161 fields.
4162 * layout.cc: Include "reduced_debug_output.h".
4163 (Layout::Layout): Initialize new fields.
4164 (line_only_debug_sections): New static array.
4165 (is_lines_only_debug_sections): New static inline function.
4166 (Layout::include_section): Handle --strip-debug-non-line.
4167 (Layout::make_output_section): If --strip-debug-non-line, build
4168 new output sections for .debug_abbrev and .debug_info.
4169 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4170 gold. Warn about possible overflow.
4171 (read_signed_LEB_128): Likewise.
4172 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4173 (read_signed_LEB_128): Declare.
4174 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4175 (HFILES): Add reduced_debug_output.h.
4176 * Makefile.in: Rebuild.
4177
7d9e3d98
ILT		 41782008-05-21 Ian Lance Taylor <iant@google.com>
4179
4180 * mapfile.cc: New file.
4181 * mapfile.h: New file.
4182 * options.h (class General_options): Add -M/--print-map and -Map.
4183 * options.cc (General_options::finalize): Make -M equivalent to
4184 -Map -.
4185 * main.cc: Include <cstdio> and "mapfile.h".
4186 (main): Open mapfile if requested.
4187 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4188 constructor. Change caller.
4189 (queue_initial_tasks): Add mapfile parameter. Change caller.
4190 (queue_middle_tasks): Likewise.
4191 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4192 declarations.
4193 * archive.cc: Include "mapfile.h".
4194 (Archive::add_symbols): Add mapfile parameter. Change all
4195 callers. Pass mapfile, symbol, and reason to include_member.
4196 (Archive::include_all_members): Add mapfile parameter. Change all
4197 callers.
4198 (Archive::include_member): Add mapfile, sym, and why parameters.
4199 Change all callers. Report inclusion to map file.
4200 * archive.h: Include "fileread.h".
4201 (class Archive): Update declarations.
4202 (Archive::file): New const method.
4203 (class Add_archive_symbols): Add mapfile_ field. Update
4204 constructor. Change all callers.
4205 * readsyms.h (class Read_symbols): Likewise.
4206 (class Finish_group): Likewise.
4207 (class Read_script): Likewise.
4208 * common.cc: Include "mapfile.h".
4209 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4210 all callers.
4211 (Symbol_table::do_allocate_commons): Likewise.
4212 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4213 symbol allocation to mapfile.
4214 * common.h (class Allocate_commons_task): Add mapfile_ field.
4215 Update constructor. Change all callers.
4216 * symtab.h (class Symbol_table): Update declarations.
4217 * layout.cc: Include "mapfile.h".
4218 (Layout_task_runner::run): Print information to mapfile.
4219 (Layout::create_gold_note): Change Output_data_fixed_space to
4220 Output_data_zero_fill.
4221 (Layout::create_build_id): Likewise.
4222 (Layout::print_to_mapfile): New function.
4223 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4224 constructor. Change caller.
4225 (class Layout): Declare print_to_mapfile.
4226 * output.cc (Output_section::Input_section::print_to_mapfile): New
4227 function.
4228 (Output_section::add_input_section): If producing a map, always
4229 add to input_sections_ list.
4230 (Output_section::do_print_to_mapfile): New function.
4231 (Output_segment::print_sections_to_mapfile): New function.
4232 (Output_segment::print_section_list_to_mapfile): New function.
4233 * output.h: Include "mapfile.h".
4234 (Output_data::print_to_mapfile): New function.
4235 (Output_data::do_print_to_mapfile): New virtual function.
4236 (Output_segment_headers::do_print_to_mapfile): New function.
4237 (Output_file_header::do_print_to_mapfile): New function.
4238 (Output_data_const::do_print_to_mapfile): New function.
4239 (class Output_data_const_buffer): Add map_name_ field. Update
4240 constructor. Change all callers. Add do_print_to_mapfile
4241 function.
4242 (class Output_data_fixed_space): Likewise.
4243 (class Output_data_space): Likewise.
4244 (class Output_data_zero_fill): New class.
4245 (Output_data_strtab::do_print_to_mapfile): New function.
4246 (Output_data_reloc_base::do_print_to_mapfile): New function.
4247 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4248 (Output_data_group::do_print_to_mapfile): New function.
4249 (Output_data_got::do_print_to_mapfile): New function.
4250 (Output_data_dynamic::do_print_to_mapfile): New function.
4251 (Output_symtab_xindex::do_print_to_mapfile): New function.
4252 (class Output_section): Declare do_print_to_mapflie. Declare
4253 print_to_mapfile in Input_section.
4254 (class Output_segment): Declare new functions.
4255 * object.h (Sized_relobj::symbol_count): New function.
4256 * script-sections.cc
4257 (Output_section_element_dot_assignment::set_section_addresses):
4258 Change Output_data_fixed_space to Output_data_zero_fill.
4259 (Output_data_expression::do_print_to_mapfile): New function.
4260 * script.cc (read_input_script): Add mapfile parameter. Change
4261 all callers.
4262 * script.h (read_input_script): Update declaration.
4263 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4264 (Eh_frame::do_print_to_mapfile): New function.
4265 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4266 (Output_merge_string::do_print_to_mapfile): New function.
4267 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4268 function.
4269 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4270 function.
4271 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4272 function.
4273 * Makefile.am (CCFILES): Add mapfile.cc.
4274 (HFILES): Add mapfile.h.
4275 * Makefile.in: Rebuild.
4276
9f1d377b
ILT		 42772008-05-19 Ian Lance Taylor <iant@google.com>
4278
4279 * options.h (class General_options): Add -z relro.
4280 * layout.cc (Layout::Layout): Initialize relro_segment_.
4281 (Layout::add_output_section_data): Return the output section.
4282 (Layout::make_output_section): Rcognize relro sections and mark
4283 them appropriately.
4284 (Layout::attach_allocated_section_to_segment): Put relro sections
4285 in a PT_GNU_RELRO segment.
4286 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4287 section as relro.
4288 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4289 PT_TLS segments.
4290 (Layout::linkonce_mapping): Map d.rel.ro.local to
4291 .data.rel.ro.local.
4292 (Layout::output_section_name): Us .data.rel.ro.local for any
4293 section which begins with that.
4294 * layout.h (class Layout): Update add_output_section_data
4295 declaration. Add relro_segment_ field.
4296 * output.cc (Output_section::Output_section): Initialize is_relro_
4297 and is_relro_local_ fields.
4298 (Output_segment::add_output_section): Group relro sections.
4299 (Output_segment::is_first_section_relro): New function.
4300 (Output_segment::maximum_alignment): If there is a relro section,
4301 align the segment to the common page size.
4302 (Output_segment::set_section_addresses): Track whether we are
4303 looking at relro sections. If the last section is a relro
4304 section, align to the common page size.
4305 (Output_segment::set_section_list_addresses): Add in_relro
4306 parameter. Change all callers. Align to the page size when
4307 moving from relro to non-relro section.
4308 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4309 segment.
4310 * output.h (class Output_section): Add is_relro_ and
4311 is_relro_local_ fields.
4312 (Output_section::is_relro): New function.
4313 (Output_section::set_is_relro): New function.
4314 (Output_section::is_relro_local): New function.
4315 (Output_section::set_is_relro_local): New function.
4316 (class Output_segment): Update declarations.
4317 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4318 * sparc.cc (Target_sparc::got_section): Likewise.
4319 * x86_64.cc (Target_x86_64::got_section): Likewise.
4320 * testsuite/relro_test_main.cc: New file.
4321 * testsuite/relro_test.cc: New file.
4322 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4323 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4324 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4325 (relro_test.so, relro_test_pic.o): New targets.
4326 * testsuite/Makefile.in: Rebuild.
4327
a984ee1d
ILT		 43282008-05-16 Ian Lance Taylor <iant@google.com>
4329
01676dcd
ILT		 4330 * output.cc (Output_segment::add_output_section): Remove front
4331 parameter.
4332 * output.h (class Output_segment): Remove
4333 add_initial_output_section and overloaded add_output_section.
4334 Update declaration of remaining add_output_section.
4335 * layout.cc (Layout::create_interp): Call add_output_section
4336 rather than add_initial_output_section.
4337 (Layout::finish_dynamic_section): Likewise.
4338
497897f9
ILT		 4339 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4340 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4341 know the dynamic type.
4342 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4343 field. Initialize it in constructor.
4344 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4345 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4346 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4347 reloc.
4348
a984ee1d
ILT		 4349 * output.cc (Output_reloc::get_address): Change return type to
4350 Elf_Addr.
4351 * output.h (class Output_reloc): Update get_address declaration.
4352 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4353 for section addresses.
4354
55ba0940
ILT		 43552008-05-09 Ian Lance Taylor <iant@google.com>
4356
4357 PR 6493
4358 * gold.cc (gold_nomem): Use return value of write.
4359
75517b77
ILT		 43602008-05-08 Ian Lance Taylor <iant@google.com>
4361
4362 * symtab.c (Symbol::init_base_output_data): Add version
4363 parameter. Change all callers.
4364 (Symbol::init_base_output_segment): Likewise.
4365 (Symbol::init_base_constant): Likewise.
4366 (Symbol::init_base_undefined): Likewise.
4367 (Sized_symbol::init_output_data): Likewise.
4368 (Sized_symbol::init_output_segment): Likewise.
4369 (Sized_symbol::init_constant): Likewise.
4370 (Sized_symbol::init_undefined): Likewise.
4371 (Symbol_table::do_define_in_output_data): If the new symbol has a
4372 version, mark it as the default.
4373 (Symbol_table::do_define_in_output_segment): Likewise.
4374 (Symbol_table::do_define_as_constant): Likewise.
4375 * symtab.h (class Symbol): Update declarations.
4376 (class Sized_symbol): Likewise.
4377 * resolve.cc (Symbol::override_version): New function.
c42e122e 4378 (Symbol::override_base): Call override_version.
75517b77
ILT		 4379 (Symbol::override_base_with_special): Likewise.
4380 * testsuite/ver_script_8.script: New file.
4381 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4382 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4383 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4384 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4385
f1f70eae
ILT		 43862008-05-06 Ian Lance Taylor <iant@google.com>
4387
f3e9c5c5
ILT		 4388 PR 6049
4389 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4390 functions.
4391 (class General_options): Remove existing --undefined, and add
4392 --no-undefined instead. Add new --undefined as synonym for -u.
4393 * archive.cc (Archive::add_symbols): Check whether symbol was
4394 named with -u.
4395 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4396 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4397 all uses. Add IS_UNDEFINED. Update declarations to split
4398 different versions of init_base. Declare init_base_undefined.
4399 (Symbol::is_defined): Handle IS_UNDEFINED.
4400 (Symbol::is_undefined): Likewise.
4401 (Symbol::is_weak_undefined): Call is_undefined.
4402 (Symbol::is_absolute): Handle IS_CONSTANT.
4403 (class Sized_symbol): Update declarations to split different
4404 versions of init. Declare init_undefined.
4405 (class Symbol_table): Declare new functions.
4406 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4407 Change all callers.
4408 (Symbol::init_base_output_data): Likewise.
4409 (Symbol::init_base_output_segment): Likewise.
4410 (Symbol::init_base_constant): Likewise.
4411 (Symbol::init_base_undefined): New function.
4412 (Sized_symbol::init_object): Rename from init. Change all
4413 callers.
4414 (Sized_symbol::init_output_data): Likewise.
4415 (Sized_symbol::init_output_segment): Likewise.
4416 (Sized_symbol::init_constant): Likewise.
4417 (Sized_symbol::init_undefined): New function.
4418 (Symbol_table::add_undefined_symbols_from_command_line): New
4419 function.
4420 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4421 function.
4422 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4423 (Symbol::output_section): Likewise.
4424 (Symbol::set_output_section): Likewise.
4425 (Symbol_table::sized_finalize_symbol): Likewise.
4426 (Symbol_table::sized_write_globals): Likewise.
4427 * resolve.cc (Symbol_table::should_override): Likewise.
4428 (Symbol::override_base_with_special): Likewise.
4429
8bdcdf2c
ILT		 4430 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4431 symbol, change it to have default visibility.
4432 * testsuite/protected_1.cc: New file.
4433 * testsuite/protected_2.cc: New file.
4434 * testsuite/protected_3.cc: New file.
4435 * testsuite/protected_main_1.cc: New file.
4436 * testsuite/protected_main_2.cc: New file.
4437 * testsuite/protected_main_3.cc: New file.
4438 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4439 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4440 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4441 (protected_1.so): New target.
4442 (protected_1_pic.o, protected_2_pic.o): New targets.
4443 (protected_3_pic.o): New target.
4444 (check_PROGRAMS): Add protected_2.
4445 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4446 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4447 * testsuite/Makefile.in: Rebuild.
4448
2b706932
ILT		 4449 * options.h (DEFINE_var): Add set_user_set_##varname__.
4450 (DEFINE_bool_alias): New macro.
4451 (class General_options): Define -Bstatic using DEFINE_bool_alias
4452 rather than DEFINE_special. Add --undefined as an alias for -z
4453 defs.
4454 * options.cc (General_options::parse_Bstatic): Remove.
4455
d82a5bcc
ILT		 4456 * options.h (class General_options): Add --fatal-warnings.
4457 * main.cc (main): Implement --fatal-warnings.
4458 * errors.h (Errors::warning_count): New function.
4459
f1f70eae
ILT		 4460 * options.h (class General_options): Add -Bsymbolic-functions.
4461 * symtab.h (Symbol::is_preemptible): Check for
4462 -Bsymbolic-functions.
4463
8825ac63
ILT		 44642008-05-05 Ian Lance Taylor <iant@google.com>
4465
d98bc257
ILT		 4466 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4467 as noVARNAME rather than no-VARNAME.
4468 (class General_options): Add option -z combreloc.
4469 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4470 get_address.
4471 (Output_reloc::sort_before) [SHT_REL]: New function.
4472 (Output_reloc::sort_before) [SHT_RELA]: New function.
4473 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4474 Sort_relocs_comparison.
4475 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4476 parameter. Change all callers.
4477 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4478 sort_relocs parameter. Change all callers.
4479 * output.cc (Output_reloc::get_address): New function, broken out
4480 of write_rel.
4481 (Output_reloc::write_rel): Call it.
4482 (Output_reloc::compare): New function.
4483 (Output_data_reloc_base::do_write): Optionally sort relocs.
4484
60b2b4e7
ILT		 4485 * configure.ac: If targ_extra_obj is set, link it in.
4486 * configure.tgt: Initialize all variables.
4487 (x86_64*): Set targ_extra_obj and targ_extra_size.
4488 * configure: Rebuild.
4489
8825ac63
ILT		 4490 * object.cc (Sized_relobj::include_section_group): Adjust section
4491 indexes read from group data. Build vector to pass to
4492 layout_group.
4493 * layout.cc (Layout::layout_group): Add flags and shndxes
4494 parameters. Remove contents parameter. Change caller. Update
4495 explicit instantiations.
4496 * layout.h (class Layout): Update layout_group declaration.
4497 * output.cc (Output_data_group::Output_data_group): Add flags and
4498 input_shndxes parameters. Remove contents parameter. Change
4499 caller.
4500 (Output_data_group::do_write): Change input_sections_ to
4501 input_shndxes_.
4502 * output.h (class Output_data_group): Update constructor
4503 declaration. Rename input_sections_ to input_shndxes_.
4504 * testsuite/many_sections_test.cc: Add template.
4505
e94cf127
CC		 45062008-04-30 Cary Coutant <ccoutant@google.com>
4507
4418b2d5
CC		 4508 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4509
e94cf127
CC		 4510 * layout.cc (Layout::include_section): Refactored check for debug
4511 info section.
4512 (Layout::add_comdat): Add new parameters. Change type
4513 of signature parameter. Add object and shndx to signatures table.
4514 (Layout::find_kept_object): New function.
4515 * layout.h: Include <cstring>.
4516 (Layout::is_debug_info_section): New function.
4517 (Layout::add_comdat): Add new parameters.
4518 (Layout::find_kept_object): New function.
4519 (Layout::Kept_section): New struct.
4520 (Layout::Signatures): Change type of map range.
4521 * object.cc (Relobj::output_section_address): New function.
4522 (Sized_relobj::include_section_group): Add new parameters. Change
4523 calls to Layout::add_comdat. Change to build table of kept comdat
4524 groups and table mapping discarded sections to kept sections.
4525 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4526 (Sized_relobj::do_layout): Change calls to include_section_group and
4527 include_linkonce_section.
4528 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4529 value to zero when section is discarded.
4530 (Sized_relobj::map_to_kept_section): New function.
4531 * object.h (Relobj::output_section_address): New function.
4532 (Relobj::Comdat_group): New type.
4533 (Relobj::find_comdat_group): New function.
4534 (Relobj::Comdat_group_table): New type.
4535 (Relobj::Kept_comdat_section): New type.
4536 (Relobj::Kept_comdat_section_table): New type.
4537 (Relobj::add_comdat_group): New function.
4538 (Relobj::set_kept_comdat_section): New function.
4539 (Relobj::get_kept_comdat_section): New function.
4540 (Relobj::comdat_groups_): New field.
4541 (Relobj::kept_comdat_sections_): New field.
4542 (Symbol_value::input_value): Update comment.
4543 (Sized_relobj::map_to_kept_section) New function.
4544 (Sized_relobj::include_linkonce_section): Add new parameter.
4545 * target-reloc.h (Comdat_behavior): New type.
4546 (get_comdat_behavior): New function.
4547 (relocate_section): Add code to map a discarded section to the
4548 corresponding kept section when applying a relocation.
4549
e4e5049b
CS		 45502008-04-30 Craig Silverstein <csilvers@google.com>
4551
4552 * dwarf_reader.cc (next_generation_count): New static var.
4553 (Addr2line_cache_entry): New struct.
4554 (addr2line_cache): New static var.
4555 (Dwarf_line_info::one_addr2line): Added caching.
4556 (Dwarf_line_info::clear_addr2line_cache): New function.
4557 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4558 cache-size parameter.
4559 (Dwarf_line_info::one_addr2line_cache): New function.
4560 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4561 new cache-size argument to one_addr2line(), and clear cache.
4562
d09e9154
CC		 45632008-04-28 Cary Coutant <ccoutant@google.com>
4564
4565 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4566 R_386_PC8 relocations.
4567
7ef73768
ILT		 45682008-04-23 Ian Lance Taylor <iant@google.com>
4569
55438702
ILT		 4570 * object.cc (Sized_relobj::include_section_group): Check for
4571 invalid section group.
4572
c165fb93
ILT		 4573 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4574 header size.
4575
7ef73768
ILT		 4576 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4577 than read for file header.
4578 * archive.cc (Archive::include_member): Likewise.
4579
6194aaab
L		 45802008-04-23 Paolo Bonzini <bonzini@gnu.org>
4581
4582 * aclocal.m4: Regenerate.
4583 * configure: Regenerate.
4584
d491d34e
ILT		 45852008-04-19 Ian Lance Taylor <iant@google.com>
4586
5ea2bac6
ILT		 4587 * version.cc (version_string): Bump to 1.6.
4588
7bc3e21a
ILT		 4589 * testsuite/Makefile.am (many_sections_r_test): New target.
4590 (many_sections_r_test_SOURCES): Remove.
4591 (many_sections_r_test_DEPENDENCIES): Remove.
4592 (many_sections_r_test_LDFLAGS): Remove.
4593 (many_sections_r_test_LDADD): Remove.
4594
7fcd3aa9
ILT		 4595 * object.cc (Sized_relobj::do_add_symbols): Always pass
4596 local_symbol_count_ to add_from_relobj.
4597
4c94d6ae
ILT		 4598 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4599 every thousand variables.
4600 * testsuite/Makefile.in: Rebuild.
4601
d491d34e
ILT		 4602 * object.cc (Xindex::initialize_symtab_xindex): New function.
4603 (Xindex::read_symtab_xindex): New function.
4604 (Xindex::sym_xindex_to_shndx): New function.
4605 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4606 available.
4607 (Sized_relobj::do_initialize_xindex): New function.
4608 (Sized_relobj::do_read_symbols): Adjust section links.
4609 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4610 parameter. Change all callers.
4611 (Sized_relobj::include_section_group): Adjust section links and
4612 symbol section indexes.
4613 (Sized_relobj::do_layout): Adjust section links.
4614 (Sized_relobj::do_count_local_symbols): Adjust section links and
4615 symbol section indexes.
4616 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4617 ordinary and special symbols.
4618 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4619 dynsym_xindex parameters. Change all callers. Adjust section
4620 links. Use SHN_XINDEX when needed.
4621 (Sized_relobj::get_symbol_location_info): Adjust section links.
4622 Don't get fooled by special symbols.
4623 * object.h (class Xindex): Define.
4624 (class Object): Add xindex_ parameter. Declare virtual functoin
4625 do_initialize_xindex.
4626 (Object::adjust_sym_shndx): New function.
4627 (Object::set_xindex): New protected function.
4628 (class Symbol_value): Add is_ordinary_shndx_ field.
4629 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4630 (Symbol_value::value): Assert ordinary section.
4631 (Symbol_value::initialize_input_to_output_map): Likewise.
4632 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4633 Change all callers.
4634 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4635 all callers.
4636 (class Sized_relobj): Update declarations.
4637 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4638 parameter. Change all callers.
4639 (Sized_relobj::adjust_shndx): New function.
4640 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4641 field.
4642 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4643 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4644 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4645 (Sized_dynobj::read_dynsym_section): Adjust section links.
4646 (Sized_dynobj::read_dynamic): Likewise.
4647 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4648 section links.
4649 (Sized_dynobj::do_initialize_xindex): New function.
4650 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4651 do_initialize_xindex.
4652 (Sized_dynobj::adjust_shndx): New function.
4653 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4654 dynsym_xindex_ fields.
4655 (Layout::finalize): Add a call to set_section_indexes before
4656 creating the symtab sections.
4657 (Layout::set_section_indexes): Don't do anything if the section
4658 already has a section index.
4659 (Layout::create_symtab_sections): Add shnum parameter. Change
4660 caller. Create .symtab_shndx section if needed.
4661 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4662 caller.
4663 (Layout::allocated_output_section_count): New function.
4664 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4665 needed.
4666 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4667 fields. Update declarations.
4668 (Layout::symtab_xindex): New function.
4669 (Layout::dynsym_xindex): New function.
4670 (class Write_symbols_task): Add layout_ field.
4671 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4672 Change caller.
4673 * output.cc (Output_section_headers::Output_section_headers): Add
4674 shstrtab_section parameter. Change all callers.
4675 (Output_section_headers::do_sized_write): Store overflow values
4676 for section count and section string table section index in
4677 section header zero.
4678 (Output_file_header::do_sized_write): Check for overflow of
4679 section count and section string table section index.
4680 (Output_symtab_xindex::do_write): New function.
4681 (Output_symtab_xindex::endian_do_write): New function.
4682 * output.h (class Output_section_headers): Add shstrtab_section_.
4683 Update declarations.
4684 (class Output_symtab_xindex): Define.
4685 (Output_section::has_out_shndx): New function.
4686 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4687 field.
4688 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4689 Change all callers.
4690 (Sized_symbol::init): Likewise.
4691 (Symbol::output_section): Check for ordinary symbol.
4692 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4693 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4694 callers.
4695 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4696 Change all callers. Simplify handling of symbols from sections
4697 not included in the link.
4698 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4699 distinction.
4700 (Weak_alias_sorter::operator()): Assert that symbols are
4701 ordinary.
4702 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4703 distinction.
4704 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4705 parameters. Change all callers.
4706 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4707 symbol distinction. Use SHN_XINDEX when needed.
4708 (Symbol_table::write_section_symbol): Add symtab_xindex
4709 parameter. Change all callers.
4710 (Symbol_table::sized_write_section_symbol): Likewise. Use
4711 SHN_XINDEX when needed.
4712 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4713 declarations.
4714 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4715 (Symbol::is_defined): Check is_ordinary.
4716 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4717 (Symbol::is_absolute, Symbol::is_common): Likewise.
4718 (class Sized_symbol): Update declarations.
4719 (class Symbol_table): Update declarations.
4720 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4721 parameters. Change all callers.
4722 (Sized_symbol::override): Likewise.
4723 (Symbol_table::override): Likewise.
4724 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4725 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4726 is_ordinary, and orig_st_shndx parameters. Change all callers.
4727 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4728 to be in an ordinary section.
4729 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4730 object and is_ordinary parameters. Change all callers.
4731 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4732 Change all callers. Don't add undefined or non-ordinary symbols
4733 to reloc_map_.
4734 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4735 Change all callers.
4736 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4737 declarations.
4738 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4739 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4740 (Sized_relobj::relocate_sections): Likewise.
4741 * target-reloc.h (scan_relocs): Adjust section symbol index.
4742 (scan_relocatable_relocs): Likewise.
4743 * i386.cc (Scan::local): Check for ordinary symbols.
4744 * sparc.cc (Scan::local): Likewise.
4745 * x86_64.cc (Scan::local): Likewise.
4746 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4747 to symbol_section_and_value.
4748 * testsuite/many_sections_test.cc: New file.
4749 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4750 (check_PROGRAMS): Add many_sections_test.
4751 (many_sections_test_SOURCES): Define.
4752 (many_sections_test_DEPENDENCIES): Define.
4753 (many_sections_test_LDFLAGS): Define.
4754 (BUILT_SOURCES): Add many_sections_define.h.
4755 (many_sections_define.h): New target.
4756 (BUILT_SOURCES): Add many_sections_check.h.
4757 (many_sections_check.h): New target.
4758 (check_PROGRAMS): Add many_sections_r_test.
4759 (many_sections_r_test_SOURCES): Define.
4760 (many_sections_r_test_DEPENDENCIES): Define.
4761 (many_sections_r_test_LDFLAGS): Define.
4762 (many_sections_r_test_LDADD): Define.
4763 (many_sections_r_test.o): New target.
4764 * testsuite/Makefile.in: Rebuild.
4765
c5818ff1
CC		 47662008-04-17 Cary Coutant <ccoutant@google.com>
4767
4768 * errors.cc (Errors::info): New function.
4769 (gold_info): New function.
4770 * errors.h (Errors::info): New function.
4771 * gold.h (gold_info): New function.
4772 * object.cc (Input_objects::add_object): Print trace output.
4773 * options.cc (options::parse_set): New function.
4774 (General_options::parse_wrap): Deleted.
4775 (General_options::General_options): Deleted initializer.
4776 * options.h (options::String_set): New typedef.
4777 (options::parse_set): New function.
4778 (DEFINE_set): New macro.
4779 (General_options::wrap): Changed to use DEFINE_set. Changed
4780 callers of any_wrap_symbols and is_wrap_symbol.
4781 (General_options::trace, General_options::trace_symbol):
4782 New options.
4783 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4784 (General_options::wrap_symbols_): Deleted.
4785 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4786
b5be4a7c
DM		 47872008-04-17 David S. Miller <davem@davemloft.net>
4788
4789 * options.cc (General_options::parse_V): New function.
4790 * options.h: Add entries for -V and -Qy.
4791
155a0dd7
ILT		 47922008-04-17 Ian Lance Taylor <iant@google.com>
4793
4794 * common.cc (Symbol_table::allocate_commons): Remove options
4795 parameter. Change caller.
4796 (Symbol_table::do_allocate_commons): Remove options parameter.
4797 Change caller. Just call do_allocate_commons_list twice.
4798 (Symbol_table::do_allocate_commons_list): New function, broken out
4799 of do_allocate_commons.
4800 * common.h (class Allocate_commons_task): Remove options_ field.
4801 Update constructor.
4802 * symtab.cc (Symbol_table::Symbol_table): Initialize
4803 tls_commons_.
4804 (Symbol_table::add_from_object): Put TLS common symbols on
4805 tls_commons_ list.
4806 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4807 which are IN_OUTPUT_DATA.
4808 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4809 allocate_commons and do_allocate_commons declarations. Declare
4810 do_allocate_commons_list.
4811 * gold.cc (queue_middle_tasks): Update creation of
4812 Allocate_commons_task to not pass options.
4813 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4814 (TLS_TEST_C_FLAGS): New variable.
4815 (tls_test_c_pic.o): New target.
4816 (tls_test_shared.so): Link in tls_test_c_pic.o.
4817 (tls_test_c_pic_ie.o): New target.
4818 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4819 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4820 (tls_test_c.o): New target.
4821 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4822 (tls_pic_test_LDADD): Likewise.
4823 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4824 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4825 (tls_test_c_gnu2.o): New target.
4826 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4827 tls_test_c_gnu2.o.
4828 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4829 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4830 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4831 * testsuite/tls_test.cc: Include "config.h".
4832 (t_last): Call t11_last.
4833 * testsuite/tls_test.h (t11, t11_last): Declare.
4834 * testsuite/tls_test_c.c: New file.
4835 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4836 * configure.ac: Check for OpenMP support.
4837 * configure, config.in, Makefile.in: Rebuild.
4838 * testsuite/Makefile.in: Rebuild.
4839
edfbb029
CC		 48402008-04-16 Cary Coutant <ccoutant@google.com>
4841
4842 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4843 (Target_i386::tls_base_symbol_defined_): New field.
4844 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4845 (Target_i386::Scan::global): Likewise.
4846 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4847 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4848 (Target_x86_64::tls_base_symbol_defined_): New field.
4849 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4850 (Target_x86_64::Scan::global): Likewise.
4851
f3c69fca
CC		 48522008-04-16 Cary Coutant <ccoutant@google.com>
4853
4854 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4855 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4856 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4857 building shared libraries.
4858 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4859 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4860 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4861 * testsuite/Makefile.in: Rebuild.
4862 * testsuite/weak_undef.h: New file.
4863 * testsuite/weak_undef_file1.cc: Add extra test cases.
4864 * testsuite/weak_undef_file2.cc: Likewise.
4865 * testsuite/weak_undef_test.cc: Likewise.
4866
7c414435
DM		 48672008-04-16 David S. Miller <davem@davemloft.net>
4868
32b769e1
DM		 4869 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4870 Add issued_non_pic_error_ field. Declare check_non_pic.
4871 (Target_sparc::Scan::check_non_pic): New function.
4872 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4873 (Target_sparc::Scan::global): Likewise.
4874
11936fb1
DM		 4875 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4876 * configure: Rebuild.
4877
7c414435
DM		 4878 * options.h (DEFINE_enable): New macro.
4879 (new_dtags): New enable option.
4880 (initfirst, interpose, loadfltr, nodefaultlib,
4881 nodelete, nodlopen, nodump): New -z options.
4882 * layout.cc (Layout:finish_dynamic_section): If new
4883 dtags enabled, emit DT_RUNPATH. Also, emit a
4884 DT_FLAGS_1 containing any specified -z flags.
4885
85c7bf8b
ILT		 48862008-04-16 Ian Lance Taylor <iant@google.com>
4887
12c0daef
ILT		 4888 * copy-relocs.cc: New file.
4889 * copy-relocs.h: New file.
4890 * reloc.cc: Remove Copy_relocs code.
4891 * reloc.h: Likewise.
4892 * reloc-types.h (struct Reloc_types) [both versions]: Add
4893 get_reloc_addend_noerror.
4894 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4895 variants of add_global which take an addend which must be zero.
4896 * i386.cc: Include "copy-relocs.h".
4897 (class Target_i386): Change type of copy_relocs_ to variable,
4898 update initializer.
4899 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4900 Change all callers.
4901 (Target_i386::do_finalize_sections): Change handling of
4902 copy_relocs_.
4903 * sparc.cc: Include "copy-relocs.h".
4904 (class Target_sparc): Change type of copy_relocs_ to variable,
4905 update initializer.
4906 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4907 Change all callers.
4908 (Target_sparc::do_finalize_sections): Change handling of
4909 copy_relocs_.
4910 * x86_64.cc: Include "copy-relocs.h".
4911 (class Target_x86_64): Change type of copy_relocs_ to variable,
4912 update initializer.
4913 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4914 class. Change all callers.
4915 (Target_x86_64::do_finalize_sections): Change handling of
4916 copy_relocs_.
4917 * Makefile.am (CCFILES): Add copy-relocs.cc.
4918 (HFILES): Add copy-relocs.h.
4919
4f4995b6
ILT		 4920 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4921
85c7bf8b
ILT		 4922 * testsuite/script_test_4.sh: Permit leading zeroes.
4923
4f2a9edd
ILT		 49242008-04-15 Ian Lance Taylor <iant@google.com>
4925
e6188289
ILT		 4926 * script-sections.cc (Script_sections::create_segments): Use
4927 header_size_adjustment even when there is enough room for the
4928 headers.
4929 * testsuite/script_test_4.sh: New file.
4930 * testsuite/script_test_4.t: New file.
4931 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4932 (check_DATA): Add script_test_4.stdout.
4933 (MOSTLYCLEANFILES): Likewise.
4934 (script_test_4): New target.
4935 (script_test_4.stdout): New target.
4936 * testsuite/Makefile.in: Rebuild.
4937
4f2a9edd
ILT		 4938 * sparc.cc: Add definitions for Output_data_plt_sparc class
4939 constants.
4940
f5314dd5
DM		 49412008-04-14 David S. Miller <davem@davemloft.net>
4942
4943 * sparc.cc: New file.
4944 * Makefile.am (TARGETSOURCES): Add sparc.cc
4945 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4946 * configure.tgt: Document targ_extra_size and
4947 targ_extra_big_endian. Add entries for sparc-* and
4948 sparc64-*.
4949 * configure.ac: Handle targ_extra_size and
4950 targ_extra_big_endian.
4951 * Makefile.in: Rebuild.
4952 * configure: Likewise.
4953 * po/POTFILES.in: Likewise.
4954 * po/gold.pot: Likewise.
4955
154e0e9a
ILT		 49562008-04-14 Ian Lance Taylor <iant@google.com>
4957
4958 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4959 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4960 in the name/type/flags to section mapping. Don't call
4961 allocate_output_section.
4962 (Layout::choose_output_section): Change parameter from adjust_name
4963 to is_input_section. Don't permit input sections after sections
4964 are attached to segments. Don't call allocate_output_section.
4965 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4966 not write_enable_output_section.
4967 (Layout::make_output_section): Don't push to
4968 unattached_section_list_ nor call attach_to_segment. Call
4969 attach_section_to_segment if sections are attached.
4970 (Layout::attach_sections_to_segments): New function.
4971 (Layout::attach_section_to_segment): New function.
4972 (Layout::attach_allocated_section_to_segment): Rename from
4973 attach_to_segment. Remove flags parameter.
4974 (Layout::allocate_output_section): Remove function.
4975 (Layout::write_enable_output_section): Remove function.
4976 * layout.h (class Layout): Update for above changes. Add new
4977 field sections_are_attached_.
4978 * output.h (Output_section::update_flags_for_input_section): New
4979 function.
4980 * output.cc (Output_section::add_input_section): Call
4981 update_flags_for_input_section.
4982 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4983
009a67a2
CC		 49842008-04-11 Cary Coutant <ccoutant@google.com>
4985
4986 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4987 thought unnecessary.
4988 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4989
759b1a24
ILT		 49902008-04-11 Ian Lance Taylor <iant@google.com>
4991
4992 * output.h (class Output_section_data): Remove inline definition
4993 of set_addralign.
4994 * output.cc (Output_section_data::set_addralign): New function.
4995
c2b45e22
CC		 49962008-04-11 Cary Coutant <ccoutant@google.com>
4997
4998 Add support for TLS descriptors for i386 and x86_64.
4999 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5000 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5001 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5002 GOT_TYPE_TLS_DESC.
5003 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5004 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5005 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5006 relocations.
5007 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5008 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5009 Fix problem with initial-exec relocations.
5010 (Target_i386::Relocate::relocate_tls): Likewise.
5011 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5012 relaxation.
5013 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5014 support for section-plus-offset dynamic table entries.
5015 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5016 (Output_data_dynamic::Dynamic_entry): Add support for
5017 section-plus-offset dynamic table entries.
5018 (Output_data_dynamic::Classification): Likewise.
5019 (Output_data_dynamic::classification_): Renamed offset_.
5020 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5021 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5022 (Target_x86_64::make_plt_section): New function.
5023 (Target_x86_64::reserve_tlsdesc_entries): New function.
5024 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5025 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5026 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5027 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5028 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5029 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5030 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5031 add extra PLT entry for TLS descriptors.
5032 (Output_data_plt_x86_64::got_): New field.
5033 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5034 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5035 fields.
5036 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5037 descriptors.
5038 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5039 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5040 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5041 R_386_TLS_DESC_CALL relocations.
5042 (Target_x86_64::Scan::global): Likewise.
5043 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5044 for TLS descriptors.
5045 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5046 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5047 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5048 GD-to-IE relaxation.
5049 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5050 and TLS_DESCRIPTORS.
5051 * Makefile.in: Rebuild.
5052 * configure: Rebuild.
5053 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5054 (tls_test_shared2.so): New target.
5055 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5056 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5057 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5058 (tls_shared_gd_to_ie_test_LDADD): New variable.
5059 (tls_shared_gnu2_gd_to_ie_test): New target.
5060 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5061 New targets.
5062 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5063 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5064 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5065 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5066 (tls_shared_gnu2_test): New target.
5067 (tls_test_gnu2_shared.so): New target.
5068 (tls_shared_gnu2_test_SOURCES): New variable.
5069 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5070 (tls_shared_gnu2_test_LDFLAGS): New variable.
5071 (tls_shared_gnu2_test_LDADD): New variable.
5072 * testsuite/Makefile.in: Rebuild.
5073 * testsuite/Makefile.
5074
83bfb6b7
ILT		 50752008-04-11 Ian Lance Taylor <iant@google.com>
5076
5077 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5078 justsyms.t.
5079 * testsuite/Makefile.in: Rebuild.
5080
5081 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5082 long.
5083 * testsuite/script_test_2.cc (main): Adjust test.
5084
706e1f5e
ILT		 50852008-04-11 David S. Miller <davem@davemloft.net>
5086 Ian Lance Taylor <iant@google.com>
5087
5088 * options.h (General_options): Add entries for '-Y' and
5089 '-relax'.
5090 * options.cc (General_options:finalize): If -Y was used, add those
5091 entries to the library path instead of the default "/lib" and
5092 "/usr/lib".
5093
7c98e6bb
DM		 50942008-04-11 David S. Miller <davem@davemloft.net>
5095
5096 * testsuite/justsyms.t: Start at 0x100.
5097 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5098 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5099 long.
5100 * testsuite/script_test_2.cc: Adjust string and section length
5101 checks.
7c98e6bb 5102
99a37bfd
ILT		 51032008-04-09 Ian Lance Taylor <iant@google.com>
5104
2cefc357
ILT		 5105 PR gold/5996
5106 * script-sections.cc (Sections_element::allocate_to_segment): Add
5107 orphan parameter.
5108 (Output_section_definition::allocate_to_segment): Likewise.
5109 (Orphan_output_section::allocate_to_segment): Likewise.
5110 (Script_sections::attach_sections_using_phdrs_clause): Don't
5111 propagate non-PT_LOAD segments to orphan sections.
5112 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5113 readelf rather than objdump.
5114 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5115 .interp section and PT_INTERP segment are the same size.
5116 * testsuite/Makefile.in: Rebuild.
5117
99a37bfd
ILT		 5118 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5119 aliases for symbols defined in the same object.
5120 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5121 (weak_alias_test_SOURCES): New variable.
5122 (weak_alias_test_DEPENDENCIES): New variable.
5123 (weak_alias_test_LDFLAGS): New variable.
5124 (weak_alias_test_LDADD): New variable.
5125 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5126 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5127 (weak_alias_test_3.o): New target.
5128 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5129 * testsuite/weak_alias_test_main.cc: New file.
5130 * testsuite/weak_alias_test_1.cc: New file.
5131 * testsuite/weak_alias_test_2.cc: New file.
5132 * testsuite/weak_alias_test_3.cc: New file.
5133
780e49c5
ILT		 51342008-04-08 Ian Lance Taylor <iant@google.com>
5135
cdb0b8f5
ILT		 5136 * options.h (class General_options): Add --noinhibit-exec option.
5137 * main.cc (main): Check --noinhibit-exec.
5138
0864d551
ILT		 5139 * options.h (class General_options): Define --wrap as a special
5140 option. Add wrap_symbols_ field.
5141 (General_options::any_wrap_symbols): New function.
5142 (General_options::is_wrap_symbol): New function.
5143 * options.cc (General_options::parse_wrap): New function.
5144 (General_options::General_options): Initialize wrap_symbols_.
5145 * symtab.cc (Symbol_table::wrap_symbol): New function.
5146 (Symbol_table::add_from_object): Handle --wrap.
5147 * symtab.h (class Symbol_table): Declare wrap_symbol.
5148 * target.h (Target::wrap_char): New function.
5149 (Target::Target_info): Add wrap_char field.
5150 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5151 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5152 * testsuite/testfile.cc (Target_test::test_target_info):
5153 Likewise.
5154
789aa6de
ILT		 5155 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5156 there is one.
5157
2c38906f
ILT		 5158 * layout.h (class Layout): Add added_eh_frame_data_ field.
5159 * layout.cc (Layout::Layout): Initialize new field.
5160 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5161 output section until we find a section we merged successfully.
5162 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5163 that the size be non-zero.
5164
780e49c5
ILT		 5165 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5166 qualifier.
5167
7fcd0256
ILT		 51682008-04-08 Craig Silverstein <csilvers@google.com>
5169
5170 * configure.ac: Export new conditional variable HAVE_ZLIB.
5171 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5172 on HAVE_ZLIB.
5173 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5174 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5175
6835af53
ILT		 51762008-04-07 Ian Lance Taylor <iant@google.com>
5177
e24f324c
ILT		 5178 * version.cc (version_string): Set to "1.5".
5179
a036edd8
ILT		 5180 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5181 Add issued_non_pic_error_ field. Declare check_non_pic.
5182 (Target_x86_64::Scan::check_non_pic): New function.
5183 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5184 (Target_x86_64::Scan::global): Likewise.
5185
624f8810
ILT		 5186 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5187 addend parameter. Change caller. Handle merge sections.
5188 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5189 Address to Addend. Don't add in the result of
5190 local_section_offset, pass down the addend and use the returned
5191 value.
5192 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5193 Update declarations of local_section_offset and symbol_value.
5194 * testsuite/two_file_test_1.cc (t18): New function.
5195 * testsuite/two_file_test_2.cc (f18): New function.
5196 * testsuite/two_file_test_main.cc (main): Call t18.
5197 * testsuite/two_file_test.h (t18, f18): Declare.
5198
6835af53
ILT		 5199 * configure.ac: Don't test for objdump, c++filt, or readelf.
5200 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5201 conditionals.
5202 (TEST_READELF): New variable.
5203 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5204 (check_PROGRAMS): Add two_file_strip_test.
5205 (two_file_strip_test): New target.
5206 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5207 (two_file_same_shared_strip_test_SOURCES): New variable.
5208 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5209 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5210 (two_file_same_shared_strip_test_LDADD): New variable.
5211 (two_file_shared_strip.so): New target.
5212 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5213 (ver_test_5.syms, ver_test_7.syms): Likewise.
5214 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5215 (strip_test_3.stdout): Use TEST_OBJDUMP.
5216 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5217
86925eef
CC		 52182008-04-04 Cary Coutant <ccoutant@google.com>
5219
5220 * symtab.h (Symbol::is_weak_undefined): New function.
5221 (Symbol::is_strong_undefined): New function.
5222 (Symbol::is_absolute): New function.
5223 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5224 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5225 absolute symbols.
5226 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5227 (weak_undef_test): New target.
5228 * testsuite/Makefile.in: Rebuild.
5229 * testsuite/weak_undef_file1.cc: New file.
5230 * testsuite/weak_undef_file2.cc: New file.
5231 * testsuite/weak_undef_test.cc: New file.
5232
126f3ece
ILT		 52332008-04-03 Craig Silverstein <csilvers@google.com>
5234
5235 * compressed_output.h (class Output_compressed_section): Use
5236 unsigned buffer.
5237 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5238 add zlib header.
5239 (zlib_compressed_suffix): Removed.
5240 (Output_compressed_section::set_final_data_size): Use unsigned
5241 buffers.
5242 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5243 Fix linker invocation.
5244 (flagstest_o_specialfile_and_compress_debug_sections):
5245 Likewise.
5246 * testsuite/Makefile.in: Regenerated.
5247
deae2a14
DM		 52482008-04-02 David S. Miller <davem@davemloft.net>
5249
5250 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5251 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5252
70752818
ILT		 52532008-04-02 Craig Silverstein <csilvers@google.com>
5254
5255 * TODO: New file.
5256
39d0cb0e
ILT		 52572008-04-02 Ian Lance Taylor <iant@google.com>
5258
5259 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5260 parameters. Update for new key type to views_. Change all
5261 callers.
5262 (File_read::read): Adjust for byteshift in returned view.
5263 (File_read::add_view): New function, broken out of
5264 find_and_make_view.
5265 (File_read::make_view): New function, broken out of
5266 find_and_make_view.
5267 (File_read::find_or_make_view): Add offset and aligned
5268 parameters. Rewrite accordingly. Change all callers.
5269 (File_read::get_view): Add offset and aligned parameters. Adjust
5270 for byteshift in return value.
5271 (File_read::get_lasting_view): Likewise.
5272 * fileread.h (class File_read): Update declarations.
5273 (class File_read::View): Add byteshift_ field. Add byteshift to
5274 constructor. Add byteshift method.
5275 * archive.h (Archive::clear_uncached_views): New function.
5276 (Archive::get_view): Add aligned parameter. Change all callers.
5277 * object.h (Object::get_view): Add aligned parameter. Change all
5278 callers.
5279 (Object::get_lasting_view): Likewise.
5280
5281 * fileread.cc (File_read::release): Don't call clear_views if
5282 there are multiple objects.
5283 * fileread.h (File_read::clear_uncached_views): New function.
5284 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5285 on the archive.
5286
a1207466
CC		 52872008-03-31 Cary Coutant <ccoutant@google.com>
5288
5289 Add thin archive support.
5290 * archive.cc (Archive::armagt): New const.
5291 (Archive::setup): Remove task parameter and calls to unlock.
5292 (Archive::unlock_nested_archives): New function.
5293 (Archive::read_header): Add nested_off parameter. Change
5294 all callers.
5295 (Archive::interpret_header): Likewise.
5296 (Archive::include_all_members): Change to handle thin
5297 archives.
5298 (Archive::include_member): Likewise.
5299 * archive.h (Archive::Archive): Add new parameters and
5300 initializers.
5301 (Archive::armagt): New const.
5302 (Archive::setup): Remove task parameter.
5303 (Archive::unlock_nested_archives): New function.
5304 (Archive::read_header): Add nested_off parameter.
5305 (Archive::interpret_header): Likewise.
5306 (Archive::Nested_archive_table): New typedef.
5307 (Archive::is_thin_archive_): New field.
5308 (Archive::nested_archives_): New field.
5309 (Archive::options_): New field.
5310 (Archive::dirpath_): New field.
5311 (Archive::task_): New field.
5312 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5313 for thin archives. Pass additional parameters to
5314 Archive::Archive. Unlock the archive file after calling
5315 Archive::setup.
cd536b21 5316
479f6503
ILT		 53172008-03-29 Ian Lance Taylor <iant@google.com>
5318
686c8caf
ILT		 5319 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5320 version symbol to be local.
5321 * testsuite/ver_test_4.sh: New file.
5322 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5323 (check_DATA): Add ver_test_4.syms.
5324 (ver_test_4.syms): New target.
5325 * testsuite/Makefile.in: Rebuild.
5326
ab794b6b
ILT		 5327 * output.cc
5328 (Output_section::Input_section_sort_entry::has_priority): New
5329 function.
5330 (Output_section::Input_section_sort_entry::match_file_name): New
5331 function.
5332 (Output_section::Input_section_sort_entry::match_section_name):
5333 Remove.
5334 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5335 Remove.
5336 (Output_section::Input_section_sort_entry::match_section_file):
5337 Remove.
5338 (Output_section::Input_section_sort_compare::operator()): Rewrite
5339 using new Input_section_sort_entry functions. Sort crtbegin and
5340 crtend first. Sort sections with no priority before sections with
5341 a priority.
5342 * testsuite/initpri1.c (d3): Check j != 4.
5343 (cd5): New constructor/destructor function.
5344 (main): Check j != 2.
5345
479f6503
ILT		 5346 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5347 new symbol when resolving, don't call set_is_default.
5348 * testsuite/ver_test_7.cc: New file.
5349 * testsuite/ver_test_7.sh: New file.
5350 * testsuite/Makefile.am (ver_test_7.so): New target.
5351 (ver_test_7.o): New target.
5352 (check_SCRIPTS): Add ver_test_7.sh.
5353 (check_DATA): Add ver_test_7.syms.
5354 (ver_test_7.syms): New target.
5355
2fd32231
ILT		 53562008-03-28 Ian Lance Taylor <iant@google.com>
5357
5358 * layout.cc (Layout::layout): If we see an input section with a
5359 name that needs sorting, set the must_sort flag for the output
5360 section.
5361 (Layout::make_output_section): If the name of the output section
5362 indicates that it might require sorting, set the may_sort flag.
5363 * output.h (Output_section::may_sort_attached_input_sections): New
5364 function.
5365 (Output_section::set_may_sort_attached_input_sections): New
5366 function.
5367 (Output_section::must_sort_attached_input_sections): New
5368 function.
5369 (Output_section::set_must_sort_attached_input_sections): New
5370 function.
5371 (class Output_section): Declare Input_section_sort_entry. Define
5372 Input_section_sort_compare. Declare
5373 sort_attached_input_sections. Add new fields:
5374 may_sort_attached_input_sections_,
5375 must_sort_attached_input_sections_,
5376 attached_input_sections_are_sorted_.
5377 * output.cc (Output_section::Output_section): Initialize new
5378 fields.
5379 (Output_section::add_input_section): Add an entry to
5380 input_sections_ if may_sort or must_sort are true.
5381 (Output_section::set_final_data_size): Call
5382 sort_attached_input_sections if necessary.
5383 (Output_section::Input_section_sort_entry): Define new class.
5384 (Output_section::Input_section_sort_compare::operator()): New
5385 function.
5386 (Output_section::sort_attached_input_sections): New function.
5387 * configure.ac: Check whether the compiler supports constructor
5388 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5389 * testsuite/initpri1.c: New file.
5390 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5391 CONSTRUCTOR_PRIORITY.
5392 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5393 (initpri1_LDFLAGS): New variable.
5394 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5395
18e6b24e
ILT		 53962008-03-27 Ian Lance Taylor <iant@google.com>
5397
49bdd526
ILT		 5398 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5399 * testsuite/common_test_1.c: New file.
5400 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5401 (common_test_1_SOURCES): New variable.
5402 (common_test_1_DEPENDENCIES): New variable.
5403 (common_test_1_LDFLAGS): New variable.
5404
18e6b24e
ILT		 5405 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5406 and commons_ correctly when NAME/VERSION does not override
5407 NAME/NULL.
5408 * testsuite/ver_test_6.c: New file.
5409 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5410 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5411 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5412
04bf7072
ILT		 54132008-03-26 Ian Lance Taylor <iant@google.com>
5414
5871526f
ILT		 5415 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5416 of an undefined symbol from a version script.
5417 * testsuite/Makefile.am (ver_test_5.so): New target.
5418 (ver_test_5.o): New target.
5419 (check_SCRIPTS): Add ver_test_5.sh.
5420 (check_DATA): Add ver_test_5.syms.
5421 (ver_test_5.syms): New target.
5422 * testsuite/ver_test_5.cc: New file.
5423 * testsuite/ver_test_5.script: New file.
5424 * testsuite/ver_test_5.sh: New file.
5425 * Makefile.in, testsuite/Makefile.in: Rebuild.
5426
04bf7072
ILT		 5427 PR gold/5986
5428 Fix problems building gold with gcc 4.3.0.
5429 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5430 (gold_error_at_location, gold_warning_at_location): Use it.
5431 * configure.ac: Check whether we can compile and use a template
5432 function with a printf attribute.
5433 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5434 when jumping over bytes.
5435 * object.cc: Instantiate Object::read_section_data.
5436 * debug.h: Include <cstring>
5437 * dwarf_reader.cc: Include <algorithm>
5438 * main.cc: Include <cstring>.
5439 * options.cc: Include <cstring>.
5440 * output.cc: Include <cstring>.
5441 * script.cc: Include <cstring>.
5442 * script.h: Include <string>.
5443 * symtab.cc: Include <cstring> and <algorithm>.
5444 * target-select.cc: Include <cstring>.
5445 * version.cc: Include <string>.
5446 * testsuite/testmain.cc: Include <cstdlib>.
5447 * configure, config.in: Rebuild.
5448
874c5b28
ILT		 54492008-03-25 Ian Lance Taylor <iant@google.com>
5450
819d6c3a
ILT		 5451 * options.cc: Include "../bfd/bfdver.h".
5452 (options::help): Print bug reporting address.
5453
f4b2c6f5
ILT		 5454 * version.cc (print_version): Adjust output for current value of
5455 BFD_VERSION_STRING.
5456
5457 * NEWS: New file.
5458
e96caa79
ILT		 5459 * options.cc (options::help): Print list of supported targets.
5460 * target-select.h: Include <vector>.
5461 (class Target_selector): Make machine_, size_, and is_big_endian_
5462 fields const. Add bfd_name_ and instantiated_target_ fields.
5463 (Target_selector::Target_selector): Add bfd_name parameter.
5464 (Target_selector::recognize): Make non-virtual, call
5465 do_recognize.
5466 (Target_selector::recognize_by_name): Make non-virtual, call
5467 do_recognize_by_name.
5468 (Target_selector::supported_names): New function.
5469 (Target_selector::bfd_name): New function.
5470 (Target_selector::do_instantiate_target): New pure virtual
5471 function.
5472 (Target_selector::do_recognize): New virtual function.
5473 (Target_selector::do_recognize_by_name): New virtual function.
5474 (Target_selector::instantiate_target): New private function.
5475 (supported_target_names): Declare.
5476 * target-select.cc (Target_selector::Target_selector): Update for
5477 new parameter and fields.
5478 (select_target_by_name): Check that the name matches before
5479 calling recognize_by_name.
5480 (supported_target_names): New function.
5481 * i386.cc (class Target_selector_i386): Update Target_selector
5482 constructor call. Remove recognize and recognize_by_name. Add
5483 do_instantiate_target.
5484 * x86_64.cc (class Target_selector_x86_64): Likewise.
5485 * testsuite/testfile.cc (class Target_selector_test): Update for
5486 changes to Target_selector.
5487
874c5b28
ILT		 5488 * README: Rewrite, with some notes on unsupported features.
5489
0a65a3a7
CC		 54902008-03-24 Cary Coutant <ccoutant@google.com>
5491
5492 * i386.cc (Target_i386::Got_type): New enum declaration.
5493 (Target_i386::Scan::local): Updated callers of Output_data_got
5494 member functions.
5495 (Target_i386::Scan::global): Likewise.
5496 (Target_i386::Relocate::relocate): Likewise.
5497 (Target_i386::Relocate::relocate_tls): Likewise.
5498 * object.h (Got_offset_list): New class.
5499 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5500 (Sized_relobj::local_got_offset): Likewise.
5501 (Sized_relobj::set_local_got_offset): Likewise.
5502 (Sized_relobj::local_has_tls_got_offset): Removed.
5503 (Sized_relobj::local_tls_got_offset): Removed.
5504 (Sized_relobj::set_local_tls_got_offset): Removed.
5505 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5506 * output.cc (Output_data_got::add_global): Added got_type parameter.
5507 (Output_data_got::add_global_with_rel): Likewise.
5508 (Output_data_got::add_global_with_rela): Likewise.
5509 (Output_data_got::add_global_pair_with_rel): New function.
5510 (Output_data_got::add_global_pair_with_rela): New function.
5511 (Output_data_got::add_local): Added got_type parameter.
5512 (Output_data_got::add_local_with_rel): Likewise.
5513 (Output_data_got::add_local_with_rela): Likewise.
5514 (Output_data_got::add_local_pair_with_rel): New function.
5515 (Output_data_got::add_local_pair_with_rela): New function.
5516 (Output_data_got::add_global_tls): Removed.
5517 (Output_data_got::add_global_tls_with_rel): Removed.
5518 (Output_data_got::add_global_tls_with_rela): Removed.
5519 (Output_data_got::add_local_tls): Removed.
5520 (Output_data_got::add_local_tls_with_rel): Removed.
5521 (Output_data_got::add_local_tls_with_rela): Removed.
5522 * output.h (Output_data_got::add_global): Added got_type parameter.
5523 (Output_data_got::add_global_with_rel): Likewise.
5524 (Output_data_got::add_global_with_rela): Likewise.
5525 (Output_data_got::add_global_pair_with_rel): New function.
5526 (Output_data_got::add_global_pair_with_rela): New function.
5527 (Output_data_got::add_local): Added got_type parameter.
5528 (Output_data_got::add_local_with_rel): Likewise.
5529 (Output_data_got::add_local_with_rela): Likewise.
5530 (Output_data_got::add_local_pair_with_rel): New function.
5531 (Output_data_got::add_local_pair_with_rela): New function.
5532 (Output_data_got::add_global_tls): Removed.
5533 (Output_data_got::add_global_tls_with_rel): Removed.
5534 (Output_data_got::add_global_tls_with_rela): Removed.
5535 (Output_data_got::add_local_tls): Removed.
5536 (Output_data_got::add_local_tls_with_rel): Removed.
5537 (Output_data_got::add_local_tls_with_rela): Removed.
5538 * resolve.cc (Symbol::override_base_with_special): Removed
5539 reference to has_got_offset_ field.
5540 * symtab.cc (Symbol::init_fields): Replaced initialization
5541 of got_offset_ with got_offsets_. Removed initialization
5542 of has_got_offset_
53fcba31 5543 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5544 (Symbol::got_offset): Likewise.
5545 (Symbol::set_got_offset): Likewise.
5546 (Symbol::has_tls_got_offset): Removed.
5547 (Symbol::tls_got_offset): Removed.
5548 (Symbol::set_tls_got_offset): Removed.
5549 (Symbol::got_offset_): Removed.
5550 (Symbol::tls_mod_got_offset_): Removed.
5551 (Symbol::tls_pair_got_offset_): Removed.
5552 (Symbol::got_offsets_): New field.
5553 (Symbol::has_got_offset): Removed.
5554 (Symbol::has_tls_mod_got_offset): Removed.
5555 (Symbol::has_tls_pair_got_offset): Removed.
5556 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5557 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5558 member functions.
5559 (Target_x86_64::Scan::global): Likewise.
5560 (Target_x86_64::Relocate::relocate): Likewise.
5561 (Target_x86_64::Relocate::relocate_tls): Likewise.
5562
bd52eafb
BE		 55632008-03-25 Ben Elliston <bje@au.ibm.com>
5564
5565 * yyscript.y: Fix spelling error in comment.
5566
8b105e34
ILT		 55672008-03-24 Ian Lance Taylor <iant@google.com>
5568
8ed814a9
ILT		 5569 * options.h (class General_options): Define build_id option.
5570 * layout.h (class Layout): Declare write_build_id, create_note,
5571 create_build_id. Add build_id_note_ member.
5572 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5573 "libiberty.h", "md5.h", "sha1.h".
5574 (Layout::Layout): Initialize eh_frame_data_,
5575 eh_frame_hdr_section_, and build_id_note_.
5576 (Layout::finalize): Call create_build_id.
5577 (Layout::create_note): New function, broken out of
5578 Layout::create_gold_note.
5579 (Layout::create_gold_note): Call create_note.
5580 (Layout::create_build_id): New function.
5581 (Layout::write_build_id): New function.
5582 (Close_task_runner::run): Call write_build_id.
5583
8b105e34
ILT		 5584 * x86_64.cc: Correct license to GPLv3.
5585
086a1841
ILT		 55862008-03-23 Ian Lance Taylor <iant@google.com>
5587
5588 * options.cc: Include "demangle.h".
5589 (parse_optional_string): New function.
5590 (parse_long_option): Handle takes_optional_argument.
5591 (parse_short_option): Update dash_z initializer. Handle
5592 takes_optional_argument.
5593 (General_options::General_options): Initialize do_demangle_.
5594 (General_options::finalize): Set do_demangle_. Handle demangling
5595 style.
5596 * options.h (parse_optional_string): Declare.
5597 (struct One_option): Add optional_arg field. Update constructor.
5598 Update call constructor calls. Add takes_optional_argument
5599 function.
5600 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5601 (DEFINE_optional_string): Define.
5602 (General_options::demangle): Change from DEFINE_bool to
5603 DEFINE_optional_string.
5604 (General_options::no_demangle): New function.
5605 (General_options::do_demangle): New function.
5606 (General_options::set_do_demangle): New function.
5607 (General_options::execstack_status_): Move definition to end of
5608 class definition.
5609 (General_options::static_): Likewise.
5610 (General_options::do_demangle_): New field.
5611 * object.cc (big_endian>::get_symbol_location_info): Call
5612 Options::do_demangle, not Options::demangle.
5613 * symtab.cc (demangle): Likewise.
5614
cbb93e63
ILT		 56152008-03-22 Ian Lance Taylor <iant@google.com>
5616
5617 * gold.h: Include <cstddef> and <sys/types.h>
5618 * options.h: Include <cstring>.
5619
ec531623
ILT		 56202008-03-21 Ian Lance Taylor <iant@google.com>
5621
5622 * Added source code to GNU binutils.
GDB Binutils - Deliverables
This page took 0.340533 seconds and 4 git commands to generate.