projects / deliverable / binutils-gdb.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
2009-12-28 Chris Demetriou <cgd@google.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
250acde3
CD		 12009-12-28 Chris Demetriou <cgd@google.com>
2
3 * attributes.cc (Output_attributes_section_data::do_write): Use
4 std::vector::front rather than std::vector::data.
5
99fff23b
ILT		 62009-12-28 Ian Lance Taylor <iant@google.com>
7
8 * symtab.h (class Symbol_table): Add enum Defined.
9 * resolve.cc (Symbol_table::should_override): Add defined
10 parameter. Change all callers. Test whether object is NULL
11 before calling a method on it.
12 (Symbol_table::report_resolve_problem): Add defined parameter.
13 Change all callers.
14 (Symbol_table::should_override_with_special): Likewise.
15 * symtab.cc (Symbol_table::define_in_output_data): Add defined
16 parameter. Change all callers.
17 (Symbol_table::do_define_in_output_data): Likewise.
18 (Symbol_table::define_in_output_segment): Likewise.
19 (Symbol_table::do_define_in_output_segment): Likewise.
20 (Symbol_table::define_as_constant): Likewise.
21 (Symbol_table::do_define_as_constant): Likewise.
22 * script.h (class Symbol_assignment): Add is_defsym parameter to
23 constructor; change all callers.
24 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
25 parameter. Change all callers. Add is_defsym_ field.
26 (class Parser_closure): Add parsing_defsym parameter to
27 constructor; change all callers. Add parsing_defsym accessor
28 function. Add parsing_defsym_ field.
29
556bd683
ILT		 302009-12-28 Ian Lance Taylor <iant@google.com>
31
32 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 33 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 34
1782c879
ILT		 352009-12-23 Ian Lance Taylor <iant@google.com>
36
37 * i386.cc (Target_i386::do_calls_non_split): Recognize
38 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 39 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
40 -fsplit-stack prologue when using %r11.
1782c879 41
329ca2b1
ST		 422009-12-21 Sriraman Tallam <tmsriram@google.com>
43
44 * options.cc (General_options::parse_version): Make -v continue and do
45 the link like GNU ld does.
46
d675ff46
RÁE		 472009-12-17 Rafael Avila de Espindola <espindola@google.com>
48
49 * Makefile.am (CCFILES): Add timer.cc.
50 (HFILES): Add timer.h.
51 * configure.ac: Check for sysconf and times.
52 * main.cc: include timer.h.
53 (main): Use Timer instead of get_run_time.
54 * timer.cc: New.
55 * timer.h: New.
56 * workqueue.cc: include timer.h.
57 (Workqueue::find_and_run_task):
58 Report user, sys and wall time.
59 * Makefile.in: Regenerate.
60 * config.in: Regenerate.
61 * configure: Regenerate.
62
d6344fb5
DK		 632009-12-16 Doug Kwan <dougkwan@google.com>
64
65 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
66 sections.
67 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
68 relaxed input sections.
69 * output.cc (Output_section::find_relaxed_input_section): Change
70 return type to Output_relaxed_input_section pointer. Adjust code
71 for new type of relaxed_input_section_map_.
72 * output.h (Output_section::find_relaxed_input_section): Change
73 return type to Output_relaxed_input_section pointer.
74 (Output_section::Output_relaxed_input_section_by_input_section_map):
75 New type.
76 (Output_section::relaxed_input_section_map_): Change type to
77 Output_section::Output_relaxed_input_section_by_input_section_map.
78 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
79 input section.
80
0e0d5469
ILT		 812009-12-15 Ian Lance Taylor <iant@google.com>
82
83 * layout.cc (Layout::create_shstrtab): Only write out after input
84 sections if we are compressing debug sections.
85
0649a889
ILT		 862009-12-15 Ian Lance Taylor <iant@google.com>
87
88 * archive.cc (Archive::add_symbols): Only look up a symbol without
89 a version if there is, in fact, a version.
90
2ea97941
ILT		 912009-12-14 Ian Lance Taylor <iant@google.com>
92
93 Revert -Wshadow changes, all changes from:
94 2009-12-11 Doug Kwan <dougkwan@google.com>
95 2009-12-11 Nick Clifton <nickc@redhat.com>
96 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
97
b0eec2cc
DK		 982009-12-11 Doug Kwan <dougkwan@google.com>
99
100 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
101 due to -Wshadow.
102 * attributes.cc (Object_attribute::size): Ditto.
103 (Attributes_section_data::size): Ditto.
104 (Attributes_section_data::Attributes_section_data): Ditto.
105 (Output_attributes_section_data::do_write): Ditto.
106 * attributes.h (Object_attribute::set_type): Ditto.
107 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
108
91d6fa6a
NC		 1092009-12-11 Nick Clifton <nickc@redhat.com>
110
111 * archive.cc: Fix shadowed variable warnings.
112 * arm.cc: Likewise.
113 * compressed_output.cc: Likewise.
114 * compressed_output.h: Likewise.
115 * configure: Likewise.
116 * dwarf_reader.cc: Likewise.
117 * dynobj.cc: Likewise.
118 * dynobj.h: Likewise.
119 * ehframe.cc: Likewise.
120 * ehframe.h: Likewise.
121 * errors.cc: Likewise.
122 * expression.cc: Likewise.
123 * fileread.cc: Likewise.
124 * fileread.h: Likewise.
125 * freebsd.h: Likewise.
126 * i386.cc: Likewise.
127 * icf.cc: Likewise.
128 * incremental.h: Likewise.
129 * layout.cc: Likewise.
130 * layout.h: Likewise.
131 * mapfile.cc: Likewise.
132 * merge.cc: Likewise.
133 * merge.h: Likewise.
134 * object.cc: Likewise.
135 * object.h: Likewise.
136 * options.h: Likewise.
137 * output.cc: Likewise.
138 * output.h: Likewise.
139 * parameters.cc: Likewise.
140 * plugin.cc: Likewise.
141 * powerpc.cc: Likewise.
142 * reduced_debug_output.cc: Likewise.
143 * reduced_debug_output.h: Likewise.
144 * reloc.cc: Likewise.
145 * reloc.h: Likewise.
146 * resolve.cc: Likewise.
147 * script-sections.cc: Likewise.
148 * script.cc: Likewise.
149 * script.h: Likewise.
150 * sparc.cc: Likewise.
151 * symtab.cc: Likewise.
152 * symtab.h: Likewise.
153 * target-select.cc: Likewise.
154 * target-select.h: Likewise.
155 * token.h: Likewise.
156 * workqueue.cc: Likewise.
157 * workqueue.h: Likewise.
158 * x86_64.cc: Likewise.
159
a0351a69
DK		 1602009-12-10 Doug Kwan <dougkwan@google.com>
161
162 * arm.cc (attributes.h): New include.
163 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
164 (Arm_relobj::~Arm_relobj): Delete object pointed by
165 attributes_section_data_.
166 (Arm_relobj::attributes_section_data): New method definition.
167 (Arm_relobj::attributes_section_data_): New data member declaration.
168 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
169 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
170 attributes_section_data_.
171 (Arm_dynobj::attributes_section_data): New method definition.
172 (Arm_dynobj::attributes_section_data_): New data member declaration.
173 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
174 initialization value of may_use_blx_ to false.
175 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
176 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
177 object attributes to compute results instead of hard-coding.
178 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
179 Target_arm::get_secondary_compatible_arch,
180 Target_arm::set_secondary_compatible_arch
181 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
182 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
183 New method declarations.
184 (Target_arm::get_aeabi_object_attribute): New method definition.
185 (Target_arm::attributes_section_data_): New data member declaration.
186 (read_arm_attributes_section): New template definition.
187 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
188 (Arm_dynobj::do_read_symbols): Ditto.
189 (Target_arm::do_finalize_sections): Merge attributes sections from
190 input. Check for BLX use after attributes section merging.
191 Fix __exidx_start and __exidx_end visibility. Create an
192 .ARM.attributes section if necessary.
193 (Target_arm::get_secondary_compatible_arch,
194 Target_arm::set_secondary_compatible_arch,
195 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
196 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
197 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
198 New method definitions.
199
b59befec
ILT		 2002009-12-09 Ian Lance Taylor <iant@google.com>
201
202 * plugin.cc (Plugin::load): Don't cast from void* to a function
203 pointer.
204
1276bc89
ILT		 2052009-12-09 Ian Lance Taylor <iant@google.com>
206
207 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
208 information fields.
209
2f2de248
L		 2102009-12-09 H.J. Lu <hongjiu.lu@intel.com>
211
212 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
213 Replace two_file_shared_1.so with two_file_shared_2.so.
214 * testsuite/Makefile.in: Regenerated.
215
4f787271
DK		 2162009-12-08 Doug Kwan <dougkwan@google.com>
217
218 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
219 (HFILES): Add attributes.h and int_encoding.h.
220 * Makefile.in: Regenerate.
221 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
222 function definitions to int_encoding.cc
223 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
224 prototypes to int_encoding.h
225 * reduced_debug_output.cc (int_encoding.h): New include.
226 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
227 function definitions to int_encoding.cc
228 (insert_into_vector, read_from_pointer): Move template definitions to
229 int_encoding.h
230 * attributes.cc: New file.
231 * attributes.h: New file.
232 * int_encoding.cc: New file.
233 * int_encoding.h: New file.
234
20b52f1a
RÁE		 2352009-12-07 Rafael Avila de Espindola <espindola@google.com>
236
237 PR gold/11055
238 * incremental-dump.cc (dump_incremental_inputs): New.
239 (main): Use dump_incremental_inputs.
240
53d7974c
L		 2412009-12-07 H.J. Lu <hongjiu.lu@intel.com>
242
243 PR gold/10893
244 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
245 checking elfcpp::STT_FUNC.
246 (Target_i386::Relocate::relocate): Likewise.
247 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
248
249 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
250 symbols from shared libraries into normal FUNC symbols.
251
252 * symtab.h (Symbol): Add is_func and use it.
253
05a352e6
DK		 2542009-12-05 Doug Kwan <dougkwan@google.com>
255
256 * arm.cc (Target_arm::arm_info): Initialize new fields
257 attributes_section and attributes_vendor.
258 * i386.cc (Target_i386::i386_info): Same.
259 * object.cc (Sized_relobj::do_layout): Skip attribute section.
260 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
261 fields attributes_section and attributes_vendor.
53d7974c 262 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 263 * target.h (Target::attributes_section, Target::attributes_vendor,
264 Target::is_attributes_section, Target::attribute_arg_type,
265 Target::attributes_order): New method definitions.
266 (Target::Target_info::attributes_section,
267 Target::Target_info::attributes_vendor): New fields.
268 (Target::do_attribute_arg_type, Target::do_attributes_order): New
269 virtual method definitions.
270 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
271 attributes_section and attributes_vendor.
272 * testsuite/testfile.cc (Target_test::test_target_info): Same.
273
f4e5969c
DK		 2742009-12-05 Doug Kwan <dougkwan@google.com>
275
276 * arm.cc: Update comments about interworking and stub generation.
277 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
278 considered as non-PIC.
279 (Arm_relocate_functions::base_abs): Fix formatting.
280 (Arm_relocate_functions::got_prel): Fix comment. Change interface
281 of function to use GOT entry address instead of offset.
282 (Target_arm::Scan::global): Issue an error if a symbol would need a
283 PLT does not get one because it is untyped. Remove code to create
284 dynamic symbols for relative branches.
285 (Target_arm::Relocate::relocate: Use 0 instead of false since function
286 takes unsigned integer instead of boolean.
287
1abce4a6
L		 2882009-12-05 H.J. Lu <hongjiu.lu@intel.com>
289
290 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
291 (two_file_test_LDADD): Likewise.
292 (common_test_1_LDADD): Likewise.
293 (exception_test_LDADD) Likewise.
294 (weak_test_LDADD): Likewise.
295 (many_sections_test_LDADD): Likewise.
296 (initpri1_LDADD): Likewise.
297 (script_test_1_LDADD): Likewise.
298 (script_test_2_LDADD): Likewise.
299 (justsyms_LDADD): Likewise.
300 (binary_test_LDADD): Likewise.
301 (large_LDADD): Likewise.
302 * testsuite/Makefile.in: Regenerated.
303
adcf2816 3042009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 305
adcf2816
L		 306 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
307 (Symbol_table::override_with_special): Likewise.
308 (Symbol_table::add_from_object): Likewise.
309
28e67f5d
RÁE		 3102009-12-04 Rafael Avila de Espindola <espindola@google.com>
311
312 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
313 Don't set the data_offset twice.
314
ae10a101
RÁE		 3152009-12-04 Rafael Avila de Espindola <espindola@google.com>
316
317 * testsuite/Makefile.in: Regenerate.
318
f59f41f3
DK		 3192009-12-03 Doug Kwan <dougkwan@google.com>
320
321 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
322 (Target_arm::do_finalize_sections): Add parameter for symbol table
323 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
324 * i386.cc (Target_i386::do_finalize_sections): Add an additional
325 parameter for symbol table pointer.
326 * layout.cc (Layout::finalize): Call Target::finalize_sections with
327 an additional parameter for a pointer to symbol table.
328 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
329 parameter for a symbol table pointer.
330 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
331 * target.h (Target::finalize_sections, Target::do_finalize_sections):
332 Ditto.
333 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
334 parameter for a symbol table pointer.
335
ca55d848
RÁE		 3362009-12-03 Rafael Avila de Espindola <espindola@google.com>
337
338 * incremental.cc (Incremental_inputs_header)
339 (Incremental_inputs_header_write, Incremental_inputs_entry)
340 (Incremental_inputs_entry_write): Move ...
341 * incremental.h (Incremental_inputs_header)
342 (Incremental_inputs_header_write, Incremental_inputs_entry)
343 (Incremental_inputs_entry_write): here.
344
3aec4f9c
RÁE		 3452009-12-02 Rafael Avila de Espindola <espindola@google.com>
346
347 * incremental.cc (make_sized_incremental_binary): Set the target.
348 Error if it is incompatible.
349 * output.h (Output_file): Add filename method.
350
9c0ae74d
RÁE		 3512009-12-02 Rafael Avila de Espindola <espindola@google.com>
352
353 * incremental.cc (Incremental_inputs_entry): Remove unused argument
354 from the get_* methods.
355
a45500ae
RÁE		 3562009-12-02 Rafael Avila de Espindola <espindola@google.com>
357
358 * incremental-dump.cc (main): Check that the offeset of a script is 0.
359 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
360 Write 0 for the data_offset of scripts.
361
325e6408
RÁE		 3622009-12-02 Rafael Avila de Espindola <espindola@google.com>
363
364 * testsuite/Makefile.am: Add the incremental_test.sh test.
365 * testsuite/incremental_test.sh: New.
366 * testsuite/incremental_test_1.c: New.
367 * testsuite/incremental_test_2.c: New.
368
954c3e2e
RÁE		 3692009-12-01 Rafael Avila de Espindola <espindola@google.com>
370
371 * incremental-dump.cc (main): Fix typos.
372
f8086623
RÁE		 3732009-11-27 Rafael Avila de Espindola <espindola@google.com>
374
375 PR gold/11025
376 * incremental-dump.cc (main): Use llu to print 64 bit values.
377
3b0dd6ac
L		 3782009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
379 H.J. Lu <hongjiu.lu@intel.com>
380
381 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
382 $(LIBDL).
383 (incremental_dump_LDADD): Likewise.
384 * Makefile.in: Regenerated.
385
a6d1ef57
DK		 3862009-11-25 Doug Kwan <dougkwan@google.com>
387
388 Revert:
389
390 2009-11-25 Doug Kwan <dougkwan@google.com>
391
392 * arm.cc (Target_arm::Target_arm): Move method definition
393 outside of class definition. Add code to handle
394 --target1-rel, --target1-abs and --target2= options.
395 (Target_arm::get_reloc_reloc_type): Change method to be
396 non-static and const.
397 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
398 New data member declaration.
399 (Target_arm::Scan::local, Target_arm::Scan::global,
400 Target_arm::Relocate::relocate,
401 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
402 Adjust call to Target_arm::get_real_reloc_type.
403 (Target_arm::get_real_reloc_type): Use command line options
404 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
405 * options.h (--target1-rel, --target1-abs, --target2): New
406 ARM-only options.
407
50aeb7d4
DK		 4082009-11-25 Doug Kwan <dougkwan@google.com>
409
410 * arm.cc (Target_arm::Target_arm): Move method definition outside of
411 class definition. Add code to handle --target1-rel, --target1-abs
412 and --target2= options.
413 (Target_arm::get_reloc_reloc_type): Change method to be non-static
414 and const.
415 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
416 member declaration.
417 (Target_arm::Scan::local, Target_arm::Scan::global,
418 Target_arm::Relocate::relocate,
419 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
420 call to Target_arm::get_real_reloc_type.
421 (Target_arm::get_real_reloc_type): Use command line options to
422 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
423 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
424 options.
425
51938283
DK		 4262009-11-25 Doug Kwan <dougkwan@google.com>
427
428 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
429 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
430 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
431 formatting.
432 (Arm_relocate_functions::thm_call): Replace body with a call to
433 Arm_relocate_functions::thumb_branch_common.
434 (Arm_relocate_functions::thm_jump24,
435 Arm_relocate_functions::thm_xpc22): New method definitions.
436 (Arm_relocate_functions::thumb_branch_common): New method definition.
437 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
438 operator.
439 (Target_arm::Relocate::relocate): Adjust call to thm_call.
440 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
441
e2b8f3c4
RÁE		 4422009-11-24 Rafael Avila de Espindola <espindola@google.com>
443
444 * Makefile.am: Build incremental-dump
445 * Makefile.in: Regenerate.
446 * incremental-dump.cc: New.
447 * incremental.cc (Incremental_inputs_header_data,
448 Incremental_inputs_entry_data): Move to incremental.h
449 * incremental.h: (Incremental_inputs_header_data,
450 Incremental_inputs_entry_data): Move from incremental.cc
451
bcba9aec
RÁE		 4522009-11-24 Rafael Avila de Espindola <espindola@google.com>
453
454 * incremental.cc (Incremental_inputs_header,
455 Incremental_inputs_header_write, Incremental_inputs_entry,
456 Incremental_inputs_entry_write): Add a typedef with the data type.
457
7c3afe08
RÁE		 4582009-11-24 Rafael Avila de Espindola <espindola@google.com>
459
460 * incremental.cc (Incremental_inputs_header,
461 Incremental_inputs_header_write, Incremental_inputs_entry,
462 Incremental_inputs_entry_write): Update comment about which
463 type has the filed descriptions.
464
d204b6e9
DK		 4652009-11-15 Doug Kwan <dougkwan@google.com>
466
467 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
468 (Arm_relocate_functions::arm_branch_common): Change method defintion
469 in class definition to a method declaration and update list of formal
470 parameters.
471 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
472 Arm_relocation_functions::jump24): Adjust call to
473 Arm_relocate_functions::arm_branch_common. Update list of formal
474 parameters.
475 (Arm_relocate_functions::xpc25): New method definition.
476 (Arm_relocate_functions::arm_branch_common): Move method defintion
477 out from class definition. Use stubs for mode-switching and extending
478 branch ranges.
479 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
480 specially. Change code to enable use of stubs in ARM branches.
481
43d12afe
DK		 4822009-11-10 Doug Kwan <dougkwan@google.com>
483
484 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
485 in method declaration.
486 (Target_arm::relocate_stub): New method declaration.
487 (Target_arm::default_target): Change to return a pointer instead of
488 a const reference.
489 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
490 Target_arm::default_target.
491 (Arm_Relobj::do_relocate_sections): Remove options paramater in
492 method definition.
493 (Target_arm::relocate_section): Adjust view.
494 (Target_arm::relocate_stub): New method definition.
495
ac33a407
DK		 4962009-11-10 Doug Kwan <dougkwan@google.com>
497
498 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
499 a format warning.
500 * incremental.cc (open_incremental_binary): Initialized local
501 variables to avoid warnings.
502 * object.cc (make_elf_object): Ditto.
503 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
504 a format warning.
505
88ee28e9
L		 506009-11-09 H.J. Lu <hongjiu.lu@intel.com>
507
508 PR gold/10930
509 * testsuite/plugin_test.c: Include "config.h".
510
2daedcd6
DK		 5112009-11-09 Doug Kwan <dougkwan@google.com>
512
513 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
514 (arm_symbol_value): Remove.
515 (Arm_relocate_functions::arm_branch_common,
516 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
517 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
518 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
519 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
520 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
521 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
522 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
523 Arm_relocate_functions::thm_mobw_abs_nc,
524 Arm_relocate_functions::thm_mov_abs,
525 Arm_relocate_functions::movw_prel_nc,
526 Arm_relocate_functions::thm_movt_abs,
527 Arm_relocate_functions::movt_prel,
528 Arm_relocate_functions::thm_movw_prel_nc,
529 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
530 (Target_arm::Relocate::relocate): Only decompose address into two
531 parts if relocation type uses the thumb-bit and pass the actual
532 bit instead of a flag indicating that the thumb-bit is used. Adjust
533 calls to methods in Arm_relocate_functions for this change.
534
1276bc89 5352009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 536
537 PR 10925
538 * reloc.cc: Instantiate
539 Sized_relobj::initialize_input_to_output_maps and
540 Sized_relobj:free_input_to_output_maps.
541
e53ad1b5
ILT		 5422009-11-06 Ian Lance Taylor <iant@google.com>
543
544 PR 10876
545 * defstd.cc (in_segment): Set only_if_ref true for "end".
546
eb44217c
DK		 5472009-11-06 Doug Kwan <dougkwan@google.com>
548
549 * arm.cc (class Reloc_stub): Correct a comment.
550 (Target_arm::Target_arm): Initialize arm_input_section_map_.
551 (Target_arm::scan_section_for_stubs): New method declaration.
552 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
553 Change methods from private to protected.
554 (Target_arm::do_may_relax): New method definition.
555 (Target_arm::do_relax, Target_arm::group_sections,
556 Target_arm::scan_reloc_for_stub,
557 Target_arm::scan_reloc_section_for_stubs): New method declarations.
558 (Target_arm::arm_input_section_map_): New data member declaration.
559 (Target_arm::scan_reloc_for_stub,
560 Target_arm::scan_reloc_section_for_stubs,
561 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
562 Target_arm::do_relax): New method definitions.
563
5d329b7d
ILT		 5642009-11-06 Mikolaj Zalewski <mikolaj@google.com>
565
566 * configure.ac: Check for (struct stat)::st_mtim
567 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
568 * config.in: Regenerate.
569 * configure: Regenerate.
570
96a0d71b
ILT		 5712009-11-05 Ian Lance Taylor <iant@google.com>
572
573 PR 10910
574 * output.cc (Output_segment::add_output_section): Add missing
575 return statement.
576
594c8e5e
ILT		 5772009-11-04 Ian Lance Taylor <iant@google.com>
578
579 PR 10880
580 * object.h (class Object): Add is_needed and set_is_needed
581 methods. Add is_needed_ field. Make bool fields into bitfields.
582 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
583 defined in a dynamic object and referenced by a regular object,
584 set is_needed for the dynamic object.
585 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
586 if the file is marked with as_needed and it is not needed.
587
22b127cc
ILT		 5882009-11-04 Ian Lance Taylor <iant@google.com>
589
590 PR 10887
591 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
592 tags if data is discarded by linker script.
593 * i386.cc (Target_i386::do_finalize_sections): Likewise.
594 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
595 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
596 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
597
f5c870d2
ILT		 5982009-11-04 Ian Lance Taylor <iant@google.com>
599
600 * layout.cc (Layout::get_output_section): Add is_interp and
601 is_dynamic_linker_section parameters. Change all callers.
602 (Layout::choose_output_section): Likewise.
603 (Layout::make_output_section): Likewise.
604 (Layout::add_output_section_data): Add is_dynamic_linker_section
605 parameter. Change all callers.
606 * layout.h (class Layout): Update declarations.
607 * output.h (class Output_section): Add is_interp, set_is_interp,
608 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
609 Add is_interp_, is_dynamic_linker_section_ fields. Change
610 generate_code_fills_at_write_ to a bitfield.
611 * output.cc (Output_section::Output_sections): Initialize new
612 fields.
613 (Output_segment::add_output_section): Add do_sort parameter.
614 Change all callers.
615
1ae4d23b
ILT		 6162009-11-03 Ian Lance Taylor <iant@google.com>
617
618 PR 10860
619 * options.h (class General_options): Add --warn-common.
620 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
621 merging two common symbols.
622 (Symbol_table::should_override): Handle --warn-common when merging
623 a common symbol with a defined symbol. Use report_resolve_problem
624 for multiple definitions.
625 (Symbol_table::report_resolve_problem): New function.
626 * symtab.h (class Symbol_table): Declare report_resolve_problem.
627
55da9579
DK		 6282009-11-03 Doug Kwan <dougkwan@google.com>
629
630 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
631 stub_factory_.
632 (Target_arm::stub_factory): New method definition.
633 (Target_arm::new_arm_input_section,
634 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
635 Target_arm::reloc_uses_thumb_bit): New method declarations.
636 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
637 New type definitions.
638 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
639 member declarations.
640 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
641 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
642 New method definitions.
643
37a9ac43
ILT		 6442009-11-03 Ian Lance Taylor <iant@google.com>
645
646 * options.h (class General_options): Add --warn_constructors.
647
b3d6a3d4
ILT		 6482009-11-03 Ian Lance Taylor <iant@google.com>
649
650 PR 10893
651 * defstd.cc (in_section): Add entries for __rel_iplt_start,
652 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
653
934b01dd
ILT		 6542009-11-03 Ian Lance Taylor <iant@google.com>
655
656 PR 10895
657 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
658 --msgid-bugs-address.
659 (install-pdf): New target.
660 (install-data_yes): Look up one directory to find mkinstalldirs.
661
03c1939b
L		 6622009-11-03 H.J. Lu <hongjiu.lu@intel.com>
663
664 * po/Make-in (.po.gmo): Don't generate .gmo files in source
665 tree.
666
ebd95253
DK		 6672009-10-30 Doug Kwan <dougkwan@google.com>
668
669 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
670
e9bbb538
DK		 6712009-10-30 Doug Kwan <dougkwan@google.com>
672
673 * arm.cc (Stub_addend_reader): New struct template definition
674 and partial specializations.
675 (Stub_addend_reader::operator()): New method definition for a
676 partially specialized template.
677
d5b40221
DK		 6782009-10-30 Doug Kwan <dougkwan@google.com>
679
680 * arm.cc (Arm_relobj::processor_specific_flags): New method
681 definition.
682 (Arm_relobj::do_read_symbols): New method declaration.
683 (Arm_relobj::processor_specific_flags_): New data member declaration.
684 (Arm_dynobj): New class definition.
685 (Target_arm::do_finalize_sections): Add input_objects parameter.
686 (Target_arm::do_adjust_elf_header): New method declaration.
687 (Target_arm::are_eabi_versions_compatible,
688 (Target_arm::merge_processor_specific_flags): New method declaration.
689 (Target_arm::do_make_elf_object): New overloaded method definitions
690 and declaration.
691 (Arm_relobj::do_read_symbols): New method definition.
692 (Arm_dynobj::do_read_symbols): Ditto.
693 (Target_arm::do_finalize_sections): Add input_objects parameters.
694 Merge processor-specific flags from all input objects.
695 (Target_arm::are_eabi_versions_compatible,
696 Target_arm::merge_processor_specific_flags,
697 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
698 New method definitions.
699 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
700 Input_objects pointer type parameter.
701 * layout.cc (Layout::finalize): Pass input objects to target's.
702 finalize_sections function.
703 * output.cc (Output_file_header::do_sized_write): Set ELF file
704 header's processor-specific flags.
705 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
706 Input_objects pointer type parameter.
707 * sparc.cc (Target_sparc::do_finalize_sections): Same.
708 * target.h (Input_objects): New forward class declaration.
709 (Target::processor_specific_flags,
710 Target::are_processor_specific_flags_sect): New method definitions.
711 (Target::finalize_sections): Add input_objects parameter.
712 (Target::Target): Initialize processor_specific_flags_ and
713 are_processor_specific_flags_set_.
714 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
715 parameter.
716 (Target::set_processor_specific_flags): New method definition.
717 (Target::processor_specific_flags_,
718 Target::are_processor_specific_flags_set_): New data member
719 declarations.
720 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
721 Input_objects pointer type parameter.
722
ebabffbd
DK		 7232009-10-30 Doug Kwan <dougkwan@google.com>
724
725 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
726
ad0f2072
ILT		 7272009-10-28 Ian Lance Taylor <iant@google.com>
728
729 * object.h (class Relobj): Drop options parameter from
730 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
731 do_scan_relocs, do_relocate. Change all callers.
732 (class Sized_relobj): Drop options parameters from
733 do_gc_process_relocs, do_scan_relocs, do_relocate,
734 do_relocate_sections, relocate_sections, emit_relocs_scan,
735 emit_relocs_scan_reltype. Change all callers.
736 (struct Relocate_info): Remove options field and all references to
737 it.
738 * reloc.h (class Read_relocs): Remove options constructor
739 parameter and options_ field. Change all callers.
740 (class Gc_process_relocs, class Scan_relocs): Likewise.
741 (class Relocate_task): Likewise.
742 * target-reloc.h (scan_relocs): Remove options parameter. Change
743 all callers.
744 (scan_relocatable_relocs): Likewise.
745 * target.h (class Sized_target): Remove options parameter from
746 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
747 all callers.
748 * gc.h (gc_process_relocs): Remove options parameter. Change all
749 callers.
750 * arm.cc: Update functions to remove options parameters.
751 * i386.cc: Likewise.
752 * powerpc.cc: Likewise.
753 * sparc.cc: Likewise.
754 * x86_64.cc: Likewise.
755 * testsuite/testfile.cc: Likewise.
756
8ffa3667
DK		 7572009-10-28 Doug Kwan <dougkwan@google.com>
758
759 * arm.cc (Arm_relobj): New class definition.
760 (Arm_relobj::scan_sections_for_stubs,
761 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
762 New method definitions.
763
40f36857
CC		 7642009-10-28 Cary Coutant <ccoutant@google.com>
765
766 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
767 (Plugin::cleanup_done_): New member.
768 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
769 (Plugin_manager::cleanup_done_): Remove.
770 (Plugin_manager::add_input_file): Edit error message.
771 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
772 (Plugin_manager::cleanup): Remove use of cleanup_done_.
773
2c849493
ILT		 7742009-10-27 Mikolaj Zalewski <mikolajz@google.com>
775
776 * fileread.cc: (File_read::View::~View): Use the new
777 data_ownership_ filed.
778 (File_read::~File_read): Dispose the new whole_file_view_.
779 (File_read::open): Mmap the whole file if needed.
780 (File_read::open): Use whole_file_view_ instead of contents_.
781 (File_read::find_view): Use whole_file_view_ if applicable.
782 (File_read::do_read): Use whole_file_view_ instead of contents_.
783 (File_read::make_view): Use whole_file_view_ instead of contents_,
784 update File_read::View::View call.
785 (File_read::find_or_make_view): Update File_read::View::View
786 call.
787 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
788 remove contents_
789 (File_read::View::Data_ownership): New enum.
790 (File_read::View::View): Replace bool mapped_ with Data_ownership
791 argument.
792 (File_read::View::mapped_): Remove (replaced by data_ownership_).
793 (File_read::View::data_ownership_): New field.
794 (File_read::contents_): Remove (replaced by whole_file_view_).
795 (File_read::whole_file_view_): New field.
796 * options.h (class General_options): Add --keep-files-mapped.
797
24998053
CC		 7982009-10-27 Cary Coutant <ccoutant@google.com>
799
800 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
801 * testsuite/Makefile.am (plugin_test_5): New test case.
802 * testsuite/Makefile.in: Regenerate.
803
72adc4fa
DK		 8042009-10-25 Doug Kwan <dougkwan@google.com>
805
806 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
807 from private to protected to allow access by child class.
808 (Sized_relobj::do_relocate_sections): New method declaration.
809 (Sized_relobj::relocate_sections): Virtualize.
810 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
811 Sized_relobj::relocate_sections. Instantiate template explicitly
812 for different target sizes and endianity.
813
07f508a2
DK		 8142009-10-24 Doug Kwan <dougkwan@google.com>
815
816 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
817 (Arm_input_section::as_arm_input_section): New method.
818 (Arm_output_section): New class definition.
819 (Arm_output_section::create_stub_group,
820 Arm_output_section::group_sections): New method definitions.
821
10ad9fe5
DK		 8222009-10-22 Doug Kwan <dougkwan@google.com>
823
824 * arm.cc (Arm_input_section): New class definition.
825 (Arm_input_section::init, Arm_input_section:do_write,
826 Arm_input_section::set_final_data_size,
827 Arm_input_section::do_reset_address_and_file_offset): New method
828 definitions.
829
56ee5e00
DK		 8302009-10-21 Doug Kwan <dougkwan@google.com>
831
832 * arm.cc (Stub_table, Arm_input_section): New forward class
833 declarations.
834 (Stub_table): New class defintion.
835 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
836 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
837 New method definition.
838
b569affa
DK		 8392009-10-21 Doug Kwan <dougkwan@google.com>
840
841 * arm.cc: Update copyright comments.
842 (Target_arm): New forward class template declaration.
843 (Arm_address): New type.
844 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
845 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
846 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
847 constants.
848 (Insn_template): Same.
849 (DEF_STUBS): New macro.
850 (Stub_type): New enum type.
851 (Stub_template): New class definition.
852 (Stub): Same.
853 (Reloc_stub): Same.
854 (Stub_factory): Same.
855 (Target_arm::Target_arm): Initialize may_use_blx_ and
856 should_force_pic_veneer_.
857 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
858 Target_arm::should_force_pic_veneer,
859 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
860 Target_arm::using_thumb_only, Target_arm:;default_target): New
861 method defintions.
862 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
863 New data member declarations.
864 (Insn_template::size, Insn_template::alignment): New method defintions.
865 (Stub_template::Stub_template): New method definition.
866 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
867 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
868 (Stub_factory::Stub_factory): New method definition.
869 * gold.h (string_hash): New template.
870 * output.h (Input_section_specifier::hash_value): Use
871 gold::string_hash.
872 (Input_section_specifier::string_hash): Remove.
873 * stringpool.cc (Stringpool_template::string_hash): Use
874 gold::string_hash.
875
6c172549
DK		 8762009-10-20 Doug Kwan <dougkwan@google.com>
877
878 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
879 symbols of relaxed input sections.
880 * output.h (Output_section::find_relaxed_input_section): Make
881 method public.
882
c5617f2f
DK		 8832009-10-16 Doug Kwan <dougkwan@google.com>
884
885 * dynobj.cc (Versions::Versions): Initialize version_script_.
886 Only insert base version symbol definition for a shared object
887 if version script defines any version versions.
888 (Versions::define_base_version): New method definition.
889 (Versions::add_def): Check that base version is not needed.
890 (Versions::add_need): Define base version lazily.
891 * dynobj.h (Versions::define_base_version): New method declaration.
892 (Versions::needs_base_version_): New data member declaration.
893 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
894 (check_DATA): Add no_version_test.stdout.
895 (libno_version_test.so, no_version_test.o no_version_test.stdout):
896 New make rules.
897 * testsuite/Makefile.in: Regenerate.
898 * testsuite/no_version_test.c: New file.
899 * testsuite/no_version_test.sh: Ditto.
900
3c12dcdb
DK		 9012009-10-16 Doug Kwan <dougkwan@google.com>
902
903 * expression.cc (class Segment_start_expression): New class definition.
904 (Segment_start_expression::value): New method definition.
905 (script_exp_function_segment_start): Return a new
906 Segment_start_expression.
907 * gold/script-c.h (script_saw_segment_start_expression): New function
908 prototype.
909 * script-sections.cc (Script_sections::Script_sections): Initialize
910 SAW_SEGMENT_START_EXPRESSION_ to false.
911 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
912 and -Tbbs options to specify section addresses if given in
913 command line and no SEGMENT_START expression is seen in a script.
914 * script-sections.h (Script_sections::saw_segment_start_expression,
915 Script_sections::set_saw_segment_start_expression): New method
916 definition.
917 (Script_sections::saw_segment_start_expression_): New data member
918 declaration.
919 * script.cc (script_saw_segment_start_expression): New function.
920 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
921 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
922 script_test_7.sh and script_test_8.sh.
923 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
924 script_test_8.stdout.
925 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
926 (script_test_6, script_test_6.stdout, script_test_7,
927 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
928 * Makefile.in: Regenerate.
929 * testsuite/script_test_6.sh: New file.
930 * testsuite/script_test_6.t: Same.
931 * testsuite/script_test_7.sh: Same.
932 * testsuite/script_test_7.t: Same.
933 * testsuite/script_test_8.sh: Same.
934
64b1ae37
DK		 9352009-10-16 Doug Kwan <dougkwan@google.com>
936
937 * output.cc (Output_segment::set_section_list_address): Cast
938 expressions to unsigned long long type to avoid format warnings.
939
661be1e2
ILT		 9402009-10-15 Ian Lance Taylor <iant@google.com>
941
12edd763 942 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 943 dot assignment to script_sections_.
12edd763
ILT		 944 * script-sections.cc (Script_sections::add_dot_assignment):
945 Initialize if necessary.
946
68b6574b
ILT		 947 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
948 program headers with no load segment if there is a linker script.
949
661be1e2
ILT		 950 * layout.cc (Layout::set_segment_offsets): Align the file offset
951 to the segment aligment for -N or -n with no load segment.
952 * output.cc (Output_segment::add_output_section): Don't crash if
953 the first section is a TLS section.
954 (Output_segment::set_section_list_addresses): Print an error
955 message if the address moves backward in a linker script.
956 * script-sections.cc
957 (Output_section_element_input::set_section_addresses): Don't
958 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
959 (Orphan_output_section::set_section_addresses): Likewise.
960
f15f61a7
DK		 9612009-10-15 Doug Kwan <dougkwan@google.com>
962
963 * layout.cc (Layout::finish_dynamic_section): Generate tags
964 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
965 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
966 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
967
82bb573a
ILT		 9682009-10-14 Ian Lance Taylor <iant@google.com>
969
970 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
971 fields.
972 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
973 data_shdr fields of relinfo.
974 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
975 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
976 R_386_TLS_LDO_32, adjust based on section flags.
977 (Target_i386::Relocate::fix_up_ldo): Remove.
978
374ad285
ILT		 9792009-10-13 Ian Lance Taylor <iant@google.com>
980
981 Add support for -pie.
982 * options.h (class General_options): Add -pie and
983 --pic-executable.
984 (General_options::output_is_position_independent): Test -pie.
985 (General_options::output_is_executable): Return true if not shared
986 and not relocatable.
987 (General_options::output_is_pie): Remove.
988 * options.cc (General_options::finalize): Reject incompatible uses
989 of -pie.
990 * gold.cc (queue_middle_tasks): A -pie link is not static.
991 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
992 * symtab.cc (Symbol::final_value_is_known): Return false if
993 output_is_position_independent.
994 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
995 output_is_position_independent.
996 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
997 output_is_position_independent.
998 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
999 output_is_position_independent.
1000 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1001 two_file_pie_test.
1002 (basic_pie_test.o, basic_pie_test): New targets.
1003 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1004 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1005 (two_file_pie_test): New target.
1006 * testsuite/Makefile.in: Rebuild.
1007 * README: Remove note saying that -pie is not supported.
1008
c6585162
ILT		 10092009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1010
1011 * options.h (class General_options): Add -init and -fini.
1012 * layout.cc (Layout::finish_dynamic_section): Emit
1013 given init and fini functions.
1014
032ce4e9
ST		 10152009-10-13 Sriraman Tallam <tmsriram@google.com>
1016
1017 * gc.h (gc_process_relocs): Check if icf is enabled using new
1018 function.
1019 * gold.cc (queue_initial_tasks): Likewise.
1020 (queue_middle_tasks): Likewise.
1021 * object.cc (do_layout): Likewise.
1022 * symtab.cc (is_section_folded): Likewise.
1023 * main.cc (main): Likewise.
1024 * reloc.cc (Read_relocs::run): Likewise.
1025 (Sized_relobj::do_scan_relocs): Likewise.
1026 * icf.cc (is_function_ctor_or_dtor): New function.
1027 (Icf::find_identical_sections): Check if function is ctor or dtor when
1028 safe icf is chosen.
1029 * options.h (General_options::icf): Change option to be an enum.
1030 (Icf_status): New enum.
1031 (icf_enabled): New method.
1032 (icf_safe_folding): New method.
1033 (set_icf_status): New method.
1034 (icf_status_): New variable.
1035 * (options.cc) (General_options::finalize): Set icf_status_.
1036 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1037 icf_test and icf_keep_unique_test to use the --icf enum flag.
1038 * testsuite/icf_safe_test.sh: New file.
1039 * testsuite/icf_safe_test.cc: New file.
1040
f345227a
ST		 10412009-10-12 Sriraman Tallam <tmsriram@google.com>
1042
1043 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1044 includes to gc.h and icf.h.
1045 * arm.cc: Include gc.h.
1046 * gold.cc: Likewise.
1047 * i386.cc: Likewise.
1048 * powerpc.cc: Likewise.
1049 * sparc.cc: Likewise.
1050 * x86_64.cc: Likewise.
1051 * gc.h: Include icf.h.
1052
1c7814ed
ILT		 10532009-10-11 Ian Lance Taylor <iant@google.com>
1054
1055 * plugin.cc: Include "gold.h" before other header files.
1056
ae3b5189
CD		 10572009-10-10 Chris Demetriou <cgd@google.com>
1058
1059 * options.h (Input_file_argument::Input_file_type): New enum.
1060 (Input_file_argument::is_lib_): Replace with...
1061 (Input_file_argument::type_): New member.
1062 (Input_file_argument::Input_file_argument): Take Input_file_type
1063 'type' rather than boolean 'is_lib' as second argument.
1064 (Input_file_argument::is_lib): Use type_.
1065 (Input_file_argument::is_searched_file): New function.
1066 (Input_file_argument::may_need_search): Handle is_searched_file.
1067 * options.cc (General_options::parse_library): Support -l:filename.
1068 (General_options::parse_just_symbols): Update for Input_file_argument
1069 changes.
1070 (Command_line::process): Likewise.
1071 * archive.cc (Archive::get_file_and_offset): Likewise.
1072 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1073 * script.cc (read_script_file, script_add_file): Likewise.
1074 * fileread.cc (Input_file::Input_file): Likewise.
1075 (Input_file::will_search_for): Handle is_searched_file.
1076 (Input_file::open): Likewise.
1077 * readsyms.cc (Read_symbols::get_name): Likewise.
1078 * testsuite/Makefile.am (searched_file_test): New test.
1079 * testsuite/Makefile.in: Regenerate.
1080 * testsuite/searched_file_test.cc: New file.
1081 * testsuite/searched_file_test_lib.cc: New file.
1082
f3048a1d
ILT		 10832009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1084 Ian Lance Taylor <iant@google.com>
1085
1086 * descriptor.cc: Include <cstdio> and "binary-io.h".
1087 (Descriptors::open): Open the files in binary mode always.
1088 * script.cc (Lex::get_token): Treat \r as whitespace.
1089
d4780e57
ILT		 10902009-10-09 Ian Lance Taylor <iant@google.com>
1091
1092 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1093
d9a893b8
ILT		 10942009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1095 Ian Lance Taylor <iant@google.com>
1096
1097 * configure.ac: Check for readv function also.
1098 * fileread.cc (readv): Define if not HAVE_READV.
1099 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1100 does not exist.
1101 * config.in: Regenerate.
1102 * configure: Regenerate.
1103
c0a62865
DK		 11042009-10-09 Doug Kwan <dougkwan@google.com>
1105
1106 * layout.cc (Layout::make_output_section): Call target hook to make
1107 ordinary output section.
1108 (Layout::finalize): Adjust parameter list of call the
1109 Target::may_relax().
1110 * layout.h (class Layout::section_list): New method.
1111 * merge.h (Output_merge_base::entsize): Change visibility to public.
1112 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1113 New methods.
1114 (Output_merge_string::do_is_string): New method.
1115 * object.cc (Sized_relobj::do_setup): renamed from
1116 Sized_relobj::set_up.
1117 * object.h (Sized_relobj::adjust_shndx,
1118 Sized_relobj::initializ_input_to_output_maps,
1119 Sized_relobj::free_input_to_output_maps): Change visibilities to
1120 protected.
1121 (Sized_relobj::setup): Virtualize.
1122 (Sized_relobj::do_setup): New method declaration.
1123 (Sized_relobj::invalidate_section_offset,
1124 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1125 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1126 * options.cc (parse_int): New function.
1127 * options.h (parse_int): New declaration.
1128 (DEFINE_int): New macro.
1129 (stub_group_size): New option.
1130 * output.cc (Output_section::Output_section): Initialize memebers
1131 merge_section_map_, merge_section_by_properties_map_,
1132 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1133 (Output_section::add_input_section): Handled deferred code-fill
1134 generation and remove an old comment.
1135 (Output_section::add_relaxed_input_section): New method definition.
1136 (Output_section::add_merge_input_section): Use merge section by
1137 properties map to speed to search. Update merge section maps
1138 as appropriate.
1139 (Output_section::build_relaxation_map): New method definition.
1140 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1141 Same.
1142 (Output_section::relax_input_section): Renamed to
1143 Output_section::convert_input_sections_to_relaxed_sections and change
1144 interface to take a vector of pointers to relaxed sections.
1145 (Output_section::find_merge_section,
1146 Output_section::find_relaxed_input_section): New method definitions.
1147 (Output_section::is_input_address_mapped,
1148 Output_section::output_offset, Output_section::output_address):
1149 Use output section data maps to speed up searching.
1150 (Output_section::find_starting_output_address): Add comments.
1151 (Output_section::do_write,
1152 Output_section::write_to_postprocessing_buffer): Do code-fill
1153 generation as appropriate.
1154 (Output_section::get_input_sections): Invalidate relaxed input section
1155 map.
1156 (Output_section::restore_states): Adjust type of checkpoint .
1157 Invalidate relaxed input section map.
1158 * output.h (Output_merge_base): New class declaration.
1159 (Input_section_specifier): New class defintion.
1160 (class Output_relaxed_input_section) Change base class to
1161 Output_section_data_build.
1162 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1163 base class initializer.
1164 (Output_section::add_relaxed_input_section): New method declaration.
1165 (Output_section::Input_section): Change visibility to protected.
1166 (Output_section::Input_section::relobj,
1167 Output_section::Input_section::shndx): Handle relaxed input sections.
1168 Output_section::input_sections) Change visibility to protected. Also
1169 define overload to return a non-const pointer.
1170 (Output_section::Merge_section_properties): New class defintion.
1171 (Output_section::Merge_section_by_properties_map,
1172 Output_section::Output_section_data_by_input_section_map,
1173 Output_section::Relaxation_map): New types.
1174 (Output_section::relax_input_section): Rename method to
1175 Output_section::convert_input_sections_to_relaxed_sections and change
1176 interface to take a vector of relaxed section pointers.
1177 (Output_section::find_merge_section,
1178 Output_section::find_relaxed_input_section,
1179 Output_section::build_relaxation_map,
1180 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1181 New method declarations.
1182 (Output_section::merge_section_map_
1183 Output_section::merge_section_by_properties_map_,
1184 Output_section::relaxed_input_section_map_,
1185 Output_section::is_relaxed_input_section_map_valid_,
1186 Output_section::generate_code_fills_at_write_): New data members.
1187 * script-sections.cc
1188 (Output_section_element_input::set_section_addresses): Call
1189 current_data_size and addralign methods of relaxed input sections.
1190 (Orphan_output_section::set_section_addresses): Call current_data_size
1191 and addralign methods of relaxed input sections.
1192 * symtab.cc (Symbol_table::compute_final_value): Extract template
1193 from the body of Symbol_table::sized_finalize_symbol.
1194 (Symbol_table::sized_finalized_symbol): Call
1195 Symbol_table::compute_final_value.
1196 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1197 (Symbol_table::compute_final_value): New templated method declaration.
1198 * target.cc (Target::do_make_output_section): New method defintion.
1199 * target.h (Target::make_output_section): New method declaration.
1200 (Target::relax): Add more parameters for input objects, symbol table
1201 and layout. Adjust call to do_relax.
1202 (Target::do_make_output_section): New method declaration.
1203 (Target::do_relax): Add parameters for input objects, symbol table
1204 and layout.
1205
d446d6c4
ILT		 12062009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1207
1208 * pread.c: Include stdio.h.
1209
bc06c745
ILT		 12102009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1211
1212 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1213 defined.
1214
75aea3d0
ILT		 12152009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1216
1217 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1218 Change read_shndx type to unsigned int.
1219 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1220 int.
1221 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1222 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1223 Change read_shndx type to unsigned int.
1224 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1225 int.
1226 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1227 * layout.cc (Layout::create_symtab_sections): Cast the result of
1228 local_symcount * symsize to off_t in the gold_assert.
1229
be8fcb75
ILT		 12302009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1231
1232 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1233 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1234 R_ARM_BASE_ABS.
1235 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1236 (Arm_relocate_functions::thm_abs5): New function.
1237 (Arm_relocate_functions::abs12): New function.
1238 (Arm_relocate_functions::abs16): New function.
1239 (Arm_relocate_functions::base_abs): New function.
1240 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1241 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1242 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1243 R_ARM_BASE_ABS.
1244 (Scan::global): Likewise.
1245 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1246 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1247 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1248 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1249 R_ARM_BASE_ABS.
1250
c2a122b6
ILT		 12512009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1252
1253 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1254 (Arm_relocate_functions::movt_prel): New function.
1255 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1256 (Arm_relocate_functions::thm_movt_prel): New function.
1257 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1258 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1259 (Scan::global, Relocate::relocate): Likewise.
1260 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1261
c4aa1e2d
ILT		 12622009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1263
1264 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1265 Incremental_checker.
1266 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1267 unsigned int.
1268 (class Incremental_inputs_header): New class.
1269 (Incremental_inputs_header_writer): Edit comment.
1270 (Incremental_inputs_entry): New class.
1271 (Incremental_inputs_entry_writer): Edit comment.
1272 (Sized_incremental_binary::do_find_incremental_inputs_section):
1273 Add *strtab_shndx parameter, fill it.
1274 (Sized_incremental_binary::do_check_inputs): New method.
1275 (Incremental_checker::can_incrementally_link_output_file): Use
1276 Sized_incremental_binary::check_inputs.
1277 (Incremental_inputs::report_command_line): Save command line in
1278 command_line_.
1279 * incremental.h:
1280 (Incremental_binary::find_incremental_inputs_section): New
1281 method.
1282 (Incremental_binary::do_find_incremental_inputs_section): Add
1283 strtab_shndx parameter.
1284 (Incremental_binary::do_check_inputs): New pure virtual method.
1285 (Sized_incremental_binary::do_check_inputs): Declare.
1286 (Incremental_checker::Incremental_checker): Add incremental_inputs
1287 parameter, use it to initialize incremental_inputs_.
1288 (Incremental_checker::incremental_inputs_): New field.
1289 (Incremental_checker::command_line): New method.
1290 (Incremental_checker::inputs): New method.
1291 (Incremental_checker::command_line_): New field.
1292
c549a694
ILT		 12932009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1294
1295 * incremental.cc: Include <cstdarg> and "target-select.h".
1296 (vexplain_no_incremental): New function.
1297 (explain_no_incremental): New function.
1298 (Incremental_binary::error): New method.
1299 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1300 method.
1301 (make_sized_incremental_binary): New function.
1302 (open_incremental_binary): New function.
1303 (can_incrementally_link_file): Add checks if output is ELF and has
1304 inputs section.
1305 * incremental.h: Include "elfcpp_file.h" and "output.h".
1306 (Incremental_binary): New class.
1307 (Sized_incremental_binary): New class.
1308 (open_incremental_binary): Declare.
1309 * object.cc (is_elf_object): Use
1310 elfcpp::Elf_recognizer::is_elf_file.
1311 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1312 * output.h (Output_file::filesize): New method.
1313
fd3c5f0b
ILT		 13142009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1315
1316 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1317 New function.
1318 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1319 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1320 function.
1321 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1322 function.
1323 (Arm_relocate_functions::movw_abs_nc): New function.
1324 (Arm_relocate_functions::movt_abs): New function.
1325 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1326 (Arm_relocate_functions::thm_movt_abs): New function.
1327 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1328 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1329 (Scan::global): Likewise.
1330 (Relocate::relocate): Likewise.
1331 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1332
7f5309a5
ILT		 13332009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1334
1335 * arm.cc (Arm_relocate_functions::got_prel) New function.
1336 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1337 (Relocate::relocate): Likewise.
1338 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1339
364c7fa5
ILT		 13402009-10-06 Ian Lance Taylor <iant@google.com>
1341
1342 * options.h (class General_options): Define
1343 split_stack_adjust_size parameter.
1344 * object.h (class Object): Add uses_split_stack_ and
1345 has_no_split_stack_ fields. Add uses_split_stack and
1346 has_no_split_stack accessor functions. Declare
1347 handle_split_stack_section.
1348 (class Reloc_symbol_changes): Define.
1349 (class Sized_relobj): Define Function_offsets. Declare
1350 split_stack_adjust, split_stack_adjust_reltype, and
1351 find_functions.
1352 * object.cc (Object::handle_split_stack_section): New function.
1353 (Sized_relobj::do_layout): Call handle_split_stack_section.
1354 * dynobj.cc (Sized_dynobj::do_layout): Call
1355 handle_split_stack_section.
1356 * reloc.cc (Sized_relobj::relocate_sections): Call
1357 split_stack_adjust for executable sections in split_stack
1358 objects. Pass reloc_map to relocate_section.
1359 (Sized_relobj::split_stack_adjust): New function.
1360 (Sized_relobj::split_stack_adjust_reltype): New function.
1361 (Sized_relobj::find_functions): New function.
1362 * target-reloc.h: Include "object.h".
1363 (relocate_section): Add reloc_symbol_changes parameter. Change
1364 all callers.
1365 * target.h (class Target): Add calls_non_split method. Declare
1366 do_calls_non_split virtual method. Declare match_view and
1367 set_view_to_nop.
1368 * target.cc: Include "elfcpp.h".
1369 (Target::do_calls_non_split): New function.
1370 (Target::match_view): New function.
1371 (Target::set_view_to_nop): New function.
1372 * gold.cc (queue_middle_tasks): Give an error if mixing
1373 split-stack and non-split-stack objects with -r.
1374 * i386.cc (Target_i386::relocate_section): Add
1375 reloc_symbol_changes parameter.
1376 (Target_i386::do_calls_non_split): New function.
1377 * x86_64.cc (Target_x86_64::relocate_section): Add
1378 reloc_symbol_changes parameter.
1379 (Target_x86_64::do_calls_non_split): New function.
1380 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1381 parameter.
1382 * powerpc.cc (Target_powerpc::relocate_section): Add
1383 reloc_symbol_changes parameter.
1384 * sparc.cc (Target_sparc::relocate_section): Add
1385 reloc_symbol_changes parameter.
1386 * configure.ac: Call AM_CONDITIONAL for the default target.
1387 * configure: Rebuild.
1388 * testsuite/Makefile.am (TEST_AS): New variable.
1389 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1390 (check_DATA): Add split_i386 and split_x86_64 files.
1391 (SPLIT_DEFSYMS): Define.
1392 (split_i386_[1234n].o): New targets.
1393 (split_i386_[124]): New targets.
1394 (split_i386_[1234r].stdout): New targets.
1395 (split_x86_64_[1234n].o): New targets.
1396 (split_x86_64_[124]): New targets.
1397 (split_x86_64_[1234r].stdout): New targets.
1398 (MOSTLYCLEANFILES): Add new executables.
1399 * testsuite/split_i386.sh: New file.
1400 * testsuite/split_x86_64.sh: New file.
1401 * testsuite/split_i386_1.s: New file.
1402 * testsuite/split_i386_2.s: New file.
1403 * testsuite/split_i386_3.s: New file.
1404 * testsuite/split_i386_4.s: New file.
1405 * testsuite/split_i386_n.s: New file.
1406 * testsuite/split_x86_64_1.s: New file.
1407 * testsuite/split_x86_64_2.s: New file.
1408 * testsuite/split_x86_64_3.s: New file.
1409 * testsuite/split_x86_64_4.s: New file.
1410 * testsuite/split_x86_64_n.s: New file.
1411 * testsuite/testfile.cc (Target_test): Update relocation_section
1412 function.
1413 * testsuite/Makefile.in: Rebuild.
1414
e8a9fcda
ILT		 14152009-10-06 Ian Lance Taylor <iant@google.com>
1416
1417 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1418 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1419 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1420 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1421 the address on ldo_addrs_.
1422 (Target_i386::Relocate::fix_up_ldo): New function.
1423
e99daf92
ILT		 14242009-10-06 Rafael Espindola <espindola@google.com>
1425
1426 * plugin.cc (add_input_library): New.
1427 (Plugin::load): Add add_input_library to tv.
1428 (Plugin_manager::add_input_file): Add the is_lib argument.
1429 (add_input_file): Update call to Plugin_manager::add_input_file.
1430 (add_input_library): New.
1431 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1432
966d4097
DK		 14332009-09-30 Doug Kwan <dougkwan@google.com>
1434
1435 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1436 symbol and call Symbol::may_need_copy_reloc to determine if
1437 a copy reloc is needed.
1438 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1439 nocopyreloc is given in command line.
1440 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1441 given in command line.
1442 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1443 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1444 of the removed Target_i386::may_need_copy_reloc.
1445 * options.h (copyreloc): New option with default value false.
1446 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1447 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1448 instead of the removed Target_powerpc::may_need_copy_reloc.
1449 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1450 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1451 instead of the removed Target_sparc::may_need_copy_reloc.
1452 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1453 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1454 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1455 instead of the removed Target_x86_64::may_need_copy_reloc.
1456
029ba973
ILT		 14572009-09-30 Ian Lance Taylor <iant@google.com>
1458
1459 * object.h (class Object): Remove target_ field, and target,
1460 sized_target, and set_target methods.
1461 (Object::sized_target): Remove.
1462 (class Sized_relobj): Update declarations. Remove sized_target.
1463 * object.cc (Sized_relobj::setup): Remove target parameter.
1464 Change all callers.
1465 (Input_objects::add_object): Don't do anything with the target.
1466 (make_elf_sized_object): Add punconfigured parameter. Change all
1467 callers. Set or test parameter target.
1468 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1469 Change all callers.
1470 * parameters.cc (Parameters::set_target): Change parameter type to
1471 be non-const.
1472 (Parameters::default_target): Remove.
1473 (set_parameters_target): Change parameter type to be non-const.
1474 (parameters_force_valid_target): New function.
1475 (parameters_clear_target): New function.
1476 * parameters.h (class Parameters): Update declarations. Remove
1477 default_target method. Add sized_target and clear_target
1478 methods. Change target_ to be non-const.
1479 (set_parameters_target): Update declaration.
1480 (parameters_force_valid_target): Declare.
1481 (parameters_clear_target): Declare.
1482 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1483 as NULL if we aren't searching.
1484 (Add_symbols::run): Don't check for compatible target.
1485 * fileread.cc (Input_file::open_binary): Call
1486 parameters_force_valid_target.
1487 * gold.cc (queue_middle_tasks): Likewise.
1488 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1489 set_target on object.
1490 * dynobj.h (class Sized_dynobj): Update declarations.
1491 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1492 make_elf_object returns NULL.
1493 (Archive::include_member): Don't check whether object target is
1494 compatible.
1495 * output.cc (Output_section::add_input_section): Get target from
1496 parameters.
1497 (Output_section::relax_input_section): Likewise.
1498 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1499 parameters.
1500 (Sized_relobj::do_scan_relocs): Likewise.
1501 (Sized_relobj::relocate_sections): Likewise.
1502 * resolve.cc (Symbol_table::resolve): Likewise.
1503 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1504 parameter. Change all callers.
1505 (Symbol_table::add_from_object): Get target from parameters.
1506 (Symbol_table::add_from_relobj): Don't check object target.
1507 (Symbol_table::add_from_dynobj): Likewise.
1508 (Symbol_table::define_special_symbol): Get target from
1509 parameters.
1510 * symtab.h (class Symbol_table): Update declaration.
1511 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1512 parameter. Change all callers. Clear parameter target.
1513 (Binary_test): Test target here.
1514 * testsuite/object_unittest.cc (gold_testsuite): Remove
1515 target_test_pointer parameter. Change all callers.
1516 (Object_test): Test target here.
1517
a6a22b83
ILT		 15182009-09-26 Ian Lance Taylor <iant@google.com>
1519
1520 * testsuite/initpri1.c: Don't try to use constructor priorities if
1521 compiling with gcc before 4.3.
1522
6a8f49fe
ILT		 15232009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1524
1525 * testsuite/retain_symbols_file_test.sh (check_present): Change
1526 output file name to retain_symbols_file_test.stdout.
1527 (check_absent): Likewise.
1528
8c604651
CS		 15292009-09-18 Craig Silverstein <csilvers@google.com>
1530
1531 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1532 * options.cc: Include <cerrno> and <fstream>.
1533 (General_options::finalize): Parse -retain-symbols-file tag.
1534 * options.h: New flag.
1535 (General_options): New method should_retain_symbol, new
1536 variable symbols_to_retain.
1537 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1538 should_retain_symbol map.
1539 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1540 * testsuite/Makefile.in: Regenerate.
1541 * testsuite/retain_symbols_file_test.sh: New file.
1542
ca58b19f
NC		 15432009-09-18 Nick Clifton <nickc@redhat.com>
1544
1545 * po/es.po: Updated Spanish translation.
1546
20e6d0d6
DK		 15472009-09-17 Doug Kwan <dougkwan@google.com>
1548
1549 * debug.h (DEBUG_RELAXATION): New constant.
1550 (DEBUG_ALL): Add DEBUG_RELAXATION.
1551 (debug_string_to_enum): Add relaxation debug option.
1552 * layout.cc
1553 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1554 Layout::Relaxation_debug_check::read_sections,
1555 Layout::Relaxation_debug_check::read_sections): New method definitions.
1556 (Layout::Layout): Initialize data members
1557 record_output_section_data_from_scrips_,
1558 script_output_section_data_list_ and relaxation_debug_check_.
1559 (Layout::save_segments, Layout::restore_segments,
1560 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1561 Layout::relaxation_loop_body): New method definitions.
1562 (Layout::finalize): Support relaxation. Move section layout code to
1563 Layout::relaxation_loop_body.
1564 (Layout::set_asection_address_from_script): Move code for orphan
1565 section placement out.
1566 (Layout::place_orphan_sections_in_script): New method definition.
1567 * layout.h (Output_segment_headers, Output_file_header):
1568 New forward class declarations.
1569 (Layout::~Layout): Define.
1570 (Layout::new_output_section_data_from_script): New method definition.
1571 (Layout::place_orphan_sections_in_script): New method declaration.
1572 (Layout::Segment_states): New type declaration.
1573 (Layout::save_segments, Layout::restore_segments,
1574 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1575 Layout::relaxation_loop_body): New method declarations.
1576 (Layout::Output_section_data_list): New type declaration.
1577 (Layout::Relaxation_debug_check): New class definition.
1578 (Layout::record_output_section_data_from_script_,
1579 Layout::script_output_section_data_list_, Layout::segment_states_,
1580 Layout::relaxation_debug_check_): New data members.
1581 * output.cc: (Output_section_headers::do_size): New method definition.
1582 (Output_section_headers::Output_section_headers): Move size
1583 computation to Output_section_headers::do_size.
1584 (Output_segment_headers::do_size): New method definition.
1585 (Output_file_header::Output_file_header): Move size computation to
1586 Output_file_header::do_size and call it.
1587 (Output_file_header::do_size): New method definition.
1588 (Output_data_group::Output_data_group): Adjust call to
1589 Output_section_data.
1590 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1591 (Output_symtab_xindex::do_write): Add array bound check.
1592 (Output_section::Input_section::print_to_mapfile): Handle
1593 RELAXED_INPUT_SECTION_CODE.
1594 (Output_section::Output_section): Initialize data member checkpoint_.
1595 (Output_section::~Output_section): Delete checkpoint object pointed
1596 by checkpoint_.
1597 (Output_section::add_input_section): Always add an Input_section if
1598 relaxing.
1599 (Output_section::add_merge_input_section): Add assert.
1600 (Output_section::relax_input_section): New method definition.
1601 (Output_section::set_final_data_size): Set load address to zero for
1602 an unallocated section.
1603 (Output_section::do_address_and_file_offset_have_reset_values):
1604 New method definition.
1605 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1606 Handle relaxed input section.
1607 (Output_section::sort_attached_input_sections): Checkpoint input
1608 section list lazily.
1609 (Output_section::get_input_sections): Change type of input_sections to
1610 list of Simple_input_section pointers. Checkpoint input section list
1611 lazily. Also handle relaxed input sections.
1612 (Output_section::add_input_section_for_script): Take a reference to
1613 a Simple_input_section object instead of Relobj pointer and section
1614 index as parameter. Handle relaxed input sections.
1615 (Output_section::save_states, Output_section::restore_states): New
1616 method definitions.
1617 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1618 (Output_data::is_data_size_fixed): New method definition.
1619 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1620 if it is fixed.
1621 (Output_data::address_and_file_offset_have_reset_values): New method
1622 definition.
1623 (Output_data::do_address_and_file_offset_have_reset_values): New method
1624 definition.
1625 (Output_data::set_data_size): Check that data size is not fixed.
1626 (Output_data::fix_data_size): New method definition.
1627 (Output_data::is_data_size_fixed_): New data member.
1628 (Output_section_headers::set_final_data_size): New method definition.
1629 (Output_section_headers::do_size): New method declaration.
1630 (Output_segment_headers::set_final_data_size): New method definition.
1631 (Output_segment_headers::do_size): New method declaration.
1632 (Output_file_header::set_final_data_size)::New method definition.
1633 (Output_file_header::do_size)::New method declaration.
1634 (Output_section_data::Output_section_data): Add new parameter
1635 is_data_size_fixed and use it to fix data size.
1636 (Output_data_const::Output_data_const): Adjust call to base class
1637 constructor and fix data size.
1638 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1639 base class constructor and fix data size.
1640 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1641 base class constructor and fix data size.
1642 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1643 class constructor and fix data size.
1644 (Output_data_group::set_final_data_size): New method definition.
1645 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1646 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1647 class constructor and fix data size.
1648 (Output_relaxed_input_section): New class definition.
1649 (Output_section::Simple_input_section): New class definition.
1650 (Output_section::get_input_sections): Adjust parameter list.
1651 (Output_section::add_input_section_for_script): Same.
1652 (Output_section::save_states, Output_section::restore_states,
1653 Output_section::do_address_and_file_offset_have_reset_values,
1654 (Output_section::Input_section::Input_section): Handle
1655 RELAXED_INPUT_SECTION_CODE. Add new overload for
1656 Output_relaxed_input_section.
1657 (Output_section::Input_section::is_input_section,
1658 Output_section::Input_section::set_output_section): Handle relaxed
1659 input section.
1660 (Output_section::Input_section::is_relaxed_input_section,
1661 Output_section::Input_section::output_section_data,
1662 Output_section::Input_section::relaxed_input_section): New method
1663 definitions.
1664 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1665 value.
1666 (Output_section::Input_section::u1_): Update comments.
1667 (Output_section::Input_section::u2_): Add new union member poris.
1668 (Output_section::Checkpoint_output_section): New classs definition.
1669 (Output_section::relax_input_section): New method declaration.
1670 (Output_section::checkpoint_): New data member.
1671 (Output_segment): Update comments.
1672 (Output_segment::Output_segment): Un-privatize copy constructor.
1673 (Output_segment::operator=): Un-privatize.
1674 * script-sections.cc (Output_section_element::Input_section_list):
1675 Change element type to Output_section::Simple_input_section.
1676 (Output_section_element_dot_assignment::set_section_addresses):
1677 Register output section data for relaxation clean up.
1678 (Output_data_exression::Output_data_expression): Adjust call to base
1679 constructor to fix data size.
1680 (Output_section_element_data::set_section_addresses): Register
1681 Output_data_expression object for relaxation clean up.
1682 (struct Input_section_info): Replace Relobj pointer and section index
1683 pair with Output_section::Simple_input_section and Convert struct to a
1684 class.
1685 (Input_section_sorter::operator()): Adjust access to
1686 Input_section_info data member to use accessors.
1687 (Output_section_element_input::set_section_addresses): Use layout
1688 parameter. Adjust code to use Output_section::Simple_input_section
1689 and Input_secction_info classes. Register filler for relaxation
1690 clean up.
1691 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1692 and section index pair with Output_section::Simple_input_section
1693 class. Adjust code accordingly.
1694 (Phdrs_element::release_segment): New method definition.
1695 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1696 segment list.
1697 (Script_sections::release_segments): New method definition.
1698 * gold/script-sections.h (Script_sections::release_segments): New
1699 method declaration.
1700 * gold/target.h (Target::may_relax, Target::relax,
1701 Target::do_may_relax, Target::do_relax): New method definitions.
1702
5e445df6
ILT		 17032009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1704
1705 * arm.cc (has_signed_unsigned_overflow): New function.
1706 (Arm_relocate_functions::abs8): New function.
1707 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1708 (Target_arm::Scan::global): Likewise.
1709 (Target_arm::relocate::relocate): Likewise.
1710 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1711 Likewise.
1712
8c604651 17132009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1714
1715 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1716 * testsuite/Makefile.in: Regenerate.
1717
1e9cc1c2
NC		 17182009-09-11 Nick Clifton <nickc@redhat.com>
1719
1720 * po/gold.pot: Updated by the Translation project.
1721
6a89f575
CC		 17222009-09-08 Cary Coutant <ccoutant@google.com>
1723
1724 * output.cc (Output_file::open): Add execute permission to empty file.
1725 * testsuite/Makefile.am (permission_test): New test.
1726 * testsuite/Makefile.in: Regenerate.
1727
fdcac5af
ILT		 17282009-09-02 Ian Lance Taylor <iant@google.com>
1729
1730 * output.cc (Output_file::resize): Call map_no_anonymous rather
1731 than map.
1732
44453f85
ILT		 17332009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1734
1735 * gold.cc: Include "incremental.h".
1736 (queue_initial_tasks): Call Incremental_checker methods.
1737 * incremental.cc: Include "output.h".
1738 (Incremental_checker::can_incrementally_link_output_file): New
1739 method.
1740 * incremental.h (Incremental_checker): New class.
1741
1742 * output.cc (Output_file::open_for_modification): New method.
1743 (Output_file::map_anonymous): Changed return type to bool. Record
1744 map in base_ field.
1745 (Output_file::map_no_anonymous): New method, broken out of map.
1746 (Output_file::map): Use map_no_anonymous and map_anonymous.
1747 * output.h (class Output_file): Update declarations.
1748
293c1386
CC		 17492009-08-24 Cary Coutant <ccoutant@google.com>
1750
1751 * options.h (Command_line::Pre_options): New class.
1752 (Command_line::pre_options): New member.
1753 * options.cc (gold::options::ready_to_register): New variable.
1754 (One_option::register_option): Do nothing if not registering options.
1755 Assert if same short option registered twice.
1756 (General_options::General_options): Turn off option registration when
1757 done constructing.
1758 (Command_line::Pre_options::Pre_options): New constructor.
1759
f773f3d2
CC		 17602009-08-24 Cary Coutant <ccoutant@google.com>
1761
06a73cfe
CC		 1762 * options.h (General_options::no_keep_memory): Remove incorrect
1763 short option.
f773f3d2 1764
a15af8e2
RW		 17652009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1766
1767 * Makefile.am (am__skiplex, am__skipyacc): New.
1768 * Makefile.in: Regenerate.
1769
c462b41b
RW		 17702009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1771
14ec8efd
RW		 1772 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1773 (INCLUDES): ... this.
1774 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1775 (AM_CPPFLAGS): Renamed from ...
1776 (INCLUDE): ... this.
1777 * Makefile.in, testsuite/Makefile.in: Regenerate.
1778
81ecdfbb
RW		 1779 * Makefile.in: Regenerate.
1780 * aclocal.m4: Likewise.
1781 * config.in: Likewise.
1782 * configure: Likewise.
1783 * testsuite/Makefile.in: Likewise.
1784
c462b41b
RW		 1785 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1786 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1787 * Makefile.in: Regenerate.
1788 * testsuite/Makefile.in: Regenerate.
1789
2da73f13
CC		 17902009-08-19 Cary Coutant <ccoutant@google.com>
1791
1792 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1793 symbols in shared libraries overridden by hidden or internal symbols
1794 in the main program.
1795
2db70501
CD		 17962009-08-19 Chris Demetriou <cgd@google.com>
1797
1798 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1799 checking source file names in error messages.
1800
f733487b
DK		 18012009-08-18 Doug Kwan <dougkwan@google.com>
1802
1803 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1804 an elcpp::Ehdr as parameter. Adjust call to set_target.
1805 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1806 an elfcpp::Ehdr as parameter.
1807 * object.cc (Object::set_target): Remove the version that looks up
1808 a target and sets it.
1809 (Sized_relobj::setup): Take a Target object instead of
1810 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1811 (make_elf_sized_object): Find target and ask target to
1812 make an ELF object.
1813 * object.h: (Object::set_target): Remove the version that looks up
1814 a target and sets it.
1815 (Sized_relobj::setup): Take a Target object instead of
1816 an elfcpp:Ehdr as parameter.
1817 * target.cc: Include dynobj.h.
1818 (Target::do_make_elf_object_implementation): New.
1819 (Target::do_make_elf_object): New.
1820 * target.h (Target::make_elf_object): New template declaration.
1821 (Target::do_make_elf_object): New method declarations.
1822 (Target::do_make_elf_object_implementation): New template declaration.
1823
cc70f101
ILT		 18242009-08-14 Ian Lance Taylor <iant@google.com>
1825
1826 * gold.h (FUNCTION_NAME): Define.
1827 (gold_unreachable): Use FUNCTION_NAME.
1828
ef5e0cb1
ST		 18292009-08-12 Sriraman Tallam <tmsriram@google.com>
1830
1831 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1832 symbol in the --keep-unique list is not found.
1833
48c187ce
ST		 18342009-08-12 Sriraman Tallam <tmsriram@google.com>
1835
1836 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1837 been maked as --keep-unique.
1838 (Icf::unfold_section): New function.
1839 * icf.h (Icf::unfold_section): New function.
1840 * options.h (General_options::keep_unique): New option.
1841 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1842 * testsuite/Makefile.in: Regenerate.
1843 * testsuite/icf_keep_unique_test.sh: New file.
1844 * testsuite/icf_keep_unique_test.cc: New file.
1845
645afe0c
CC		 18462009-08-12 Cary Coutant <ccoutant@google.com>
1847
1848 PR 10471
1849 * resolve.cc (Symbol_table::resolve): Check for references from
1850 dynamic objects to hidden and internal symbols.
1851 * testsuite/Makefile.am (hidden_test.sh): New test.
1852 * testsuite/Makefile.in: Regenerate.
1853 * testsuite/hidden_test.sh: New script.
1854 * testsuite/hidden_test_1.c: New test source.
1855 * testsuite/hidden_test_main.c: New test source.
1856
11af873f
DK		 18572009-08-11 Doug Kwan <dougkwan@google.com>
1858
1859 * arm.cc: Update comments.
1860 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1861 segment to locate the .ARM.exidx section if present.
1862
b9f7d72d
DK		 18632009-08-09 Doug Kwan <dougkwan@google.com>
1864
1865 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1866 patch.
1867
ddd3c53c
ST		 18682009-08-07 Sriraman Tallam <tmsriram@google.com>
1869 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1870 compiler warnings.
1871
27721062
ST		 18722009-08-06 Sriraman Tallam <tmsriram@google.com>
1873
1874 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1875 valid tls_segment only for non-debug-section relocations.
1876 * testsuite/Makefile.am: Add gc_tls_test.
1877 * testsuite/Makefile.in: Regenerate.
1878 * testsuite/gc_tls_test.cc: New file.
1879 * testsuite/gc_tls_test.sh: New file.
1880
ef15dade
ST		 18812009-08-05 Sriraman Tallam <tmsriram@google.com>
1882
1883 * icf.cc: New file.
1884 * icf.h: New file.
1885 * Makefile.am (CCFILES): Add icf.cc.
1886 (HFILES): Add icf.h
1887 * Makefile.in: Regenerate.
1888 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1889 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1890 section, symbol and addend information for the relocs.
1891 * gold.cc (queue_middle_tasks): Call identical code folding.
1892 * gold.h: Add defines for multimap.
1893 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1894 to the call of finalize_local_symbols.
1895 * main.cc (main): Create object of class Icf.
1896 * object.cc (Sized_relobj::do_layout): Allow this function to be
1897 called twice during icf.
1898 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1899 to sections marked as identical by icf.
1900 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1901 when available.
1902 (Sized_relobj::do_section_entsize): New function.
1903 * object.h (Object::section_entsize): New function.
1904 (Object::do_section_entsize): New pure virtual function.
1905 (Relobj::finalize_local_symbols): Add new parameter.
1906 (Relobj::do_section_entsize): New function.
1907 * options.h (General_options::icf): New option.
1908 (General_options::icf_iterations): New option.
1909 (General_options::print_icf_sections): New option.
1910 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1911 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1912 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1913 icf.
1914 * symtab.cc (Symbol_table::is_section_folded): New function.
1915 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1916 to sections marked as identical by icf.
1917 * symtab.h (Symbol_table::set_icf): New function.
1918 (Symbol_table::icf): New function.
1919 (Symbol_table::is_section_folded): New function.
1920 (Symbol_table::icf_): New data member.
1921 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1922 * testsuite/Makefile.am: Add commands to build icf_test.
1923 * testsuite/Makefile.in: Regenerate.
1924 * testsuite/icf_test.sh: New file.
1925 * testsuite/icf_test.cc: New file.
1926
c3b65ac4
CD		 19272009-07-24 Chris Demetriou <cgd@google.com>
1928
1929 * layout.cc (is_compressible_debug_section): Fix incorrect
1930 comment about compressed section names.
1931
1caf2c51
ILT		 19322009-07-20 Ian Lance Taylor <ian@airs.com>
1933
1934 PR 10419
1935 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1936
1ef4d87f
ILT		 19372009-07-16 Ian Lance Taylor <iant@google.com>
1938
1939 PR 10400
1940 * layout.h: #include <map>.
1941 (class Kept_section): Change from struct to class. Add accessors
1942 and setters. Add section size to Comdat_group mapping. Change
1943 Comdat_group to std::map. Add is_comdat_ field. Add
1944 linkonce_size field in union.
1945 (class Layout): Update declaration of find_or_add_kept_section.
1946 Don't declare find_kept_object.
1947 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1948 parameter. Add object, shndx, is_comdat, and is_group_name
1949 parameters. Change all callers. Adjust for new Kept_section.
1950 (Layout::find_kept_object): Remove.
1951 * object.cc (Sized_relobj::include_section_group): Update use of
1952 Kept_section. Rename secnum to shndx. Only record
1953 Kept_comdat_section if sections are the same size.
1954 (Sized_relobj::include_linkonce_section): Update use of
1955 Kept_section. Only record Kept_comdat_section if sections are the
1956 same size. Set size of linkonce section.
1957 (Sized_relobj::map_to_kept_section): Update call to
1958 get_kept_comdat_section.
1959 * object.h (class Sized_relobj): Rename fields in
1960 Kept_comdat_section to drop trailing underscores; change object
1961 field to Relobj*. Change Kept_comdat_section_table to store
1962 struct rather than pointer.
1963 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1964 Add kept_object and kept_shndx parameters. Change all callers.
1965 (Sized_relobj::get_kept_comdat_section): Change return type to
1966 bool. Add kept_object and kept_shndx parameters. Change all
1967 callers.
1968 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1969 Layout::find_or_add_kept_section.
1970
37c3b7b0
ILT		 19712009-07-09 Ian Lance Taylor <iant@google.com>
1972
1973 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1974 Reserve space in the hash table.
1975
98fa85cb
ILT		 19762009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1977
1978 * fileread.cc (File_read::get_mtime): New method.
1979 * fileread.h (Timespec): New structure.
1980 (File_read::get_mtime): New method.
1981 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1982 Renamed from timestamp_nsec.
1983 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1984 Elf_Xword.
1985 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1986 timestamp_nsec.
1987 (Incremental_inputs::report_archive): Save mtime; style fix.
1988 (Incremental_inputs::report_obejct): Save mtime; style fix.
1989 (Incremental_inputs::report_script): Save mtime; style fix.
1990 (Incremental_inputs::finalize_inputs): Style fix.
1991 (Incremental_inputs::finalize): Style fix.
1992 (Incremental_inputs::create_input_section_data): Store inputs
1993 mtime.
1994 * incremental.h (Incremental_inputs::report_script): Add mtime
1995 argument.
1996 (Incremental_inputs::Input_info::Input_info): Intialize only one
1997 union member.
1998 (Incremental_inputs::Input_info::archive): Move to nameless
1999 union.
2000 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2001 (Incremental_inputs::Input_info::script): Move to nameless union.
2002 (Incremental_inputs::mtime): New field.
2003 * script.cc (read_input_script): Pass file mtime to
2004 Incremental_input.
2005 * script.h (Script_info::inputs): Style fix.
2006
c9d70757
ILT		 20072009-07-01 Ian Lance Taylor <ian@airs.com>
2008
2009 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2010 instead of 32.
2011
9c547ec3
ILT		 20122009-06-24 Ian Lance Taylor <iant@google.com>
2013
2014 PR 10156
2015 * layout.cc (Layout::choose_output_section): If we find an
2016 existing section, update the flags.
2017 (Layout::create_notes): New function, broken out of
2018 Layout::finalize.
2019 (Layout::finalize): Don't create note sections.
2020 (Layout::create_note): Don't crash if linker script discards
2021 section.
2022 (Layout::create_gold_note): Likewise.
2023 (Layout::create_build_id): Likewise. Don't set
2024 after_input_sections on the section.
2025 (Layout::create_executable_stack_info): Remove target parameter.
2026 Change caller.
2027 * layout.h (class Layout): Declare create_notes. Update
2028 declaration of create_executable_stack_info.
2029 * gold.cc (queue_middle_tasks): Call create_notes.
2030 * output.cc (Output_section::update_flags_for_input_section): Move
2031 here from output.h. If SHF_ALLOC flag is newly set, mark address
2032 invalid.
2033 * output.h (Output_data::mark_address_invalid): New function.
2034 (class Output_section): Only declare, not define,
2035 update_flags_for_input_section. Remove set_flags.
2036
55458500
ILT		 20372009-06-24 Ian Lance Taylor <iant@google.com>
2038
2039 * script-sections.cc (Output_section_definition::
2040 set_section_addresses): Rename shadowing local load_address to
2041 laddr.
2042
1307d6cd
ILT		 20432009-06-24 Ian Lance Taylor <iant@google.com>
2044
2045 PR 10244
2046 * reloc.cc (relocate_sections): Skip empty relocation sections.
2047
ec3f783e
ILT		 20482009-06-23 Ian Lance Taylor <iant@google.com>
2049
2050 PR 10156
2051 * layout.cc (Layout::create_note): Use choose_output_section
2052 rather than make_output_section.
2053
459c9f1c
ILT		 20542009-06-23 Ian Lance Taylor <iant@google.com>
2055
2056 PR 10237
2057 * options.cc (General_options::parse_V): Set printed_version_.
2058 (General_options::General_options): Initialize printed_version_.
2059 * options.h (class General_options): Add printed_version_ field.
2060 * gold.cc (queue_initial_tasks): If there are no input files,
2061 don't give a fatal error if we printed the version information.
2062 (queue_middle_tasks): If using -r with a shared object, give a
2063 fatal error rather than an ordinary error.
2064
1518dc8f
ILT		 20652009-06-23 Ian Lance Taylor <iant@google.com>
2066
2067 PR 10219
2068 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2069 (Layout::make_output_section): Set have_stabstr_section_ if we see
2070 a .stab*str section.
2071 (Layout::finalize): Call link_stabs_sections.
2072 (Layout::link_stabs_sections): New file.
2073 * layout.h (class Layout): Add have_stabstr_section_ field.
2074 Declare link_stabs_sections.
2075
3d857b98
DK		 20762009-06-23 Doug Kwan <dougkwan@google.com>
2077
2078 * Makefile.am (libgold_a_LIBADD): New.
2079 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2080 * Makefile.in: Regenerate.
2081 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2082 * configure: Regenerate.
2083 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2084 * fileread.cc: Include sys/state.h
2085 * gold.h: Declare memmem and strndup if found missing.
2086 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2087
0639a6f6
ILT		 20882009-06-23 Ian Lance Taylor <iant@google.com>
2089
2090 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2091 * configure: Rebuild.
2092
8d63875c
ILT		 20932009-06-23 Ian Lance Taylor <iant@google.com>
2094
2095 PR 10147
2096 * object.cc (Object::section_contents): Don't try to get a view if
2097 the section has length zero.
2098 (Object::handle_gnu_warning_section): If the section is empty, use
2099 the name of the section as the warning.
2100
f7c8a183
ILT		 21012009-06-23 Ian Lance Taylor <iant@google.com>
2102
2103 PR 10133
2104 * stringpool.h (class Stringpool_template): Add optimize_ field.
2105 (Stringpool_template::set_optimize): New function.
2106 * stringpool.cc (Stringpool_template::Stringpool_template):
2107 Initialize optimize_ field.
2108 (Stringpool_template::set_string_offsets): Test local optimize
2109 fild rather than parameter.
2110 * layout.cc (Layout::Layout): Call set_optimize on the section
2111 name stringpool.
2112
e6a307ba
ILT		 21132009-06-22 Ian Lance Taylor <iant@google.com>
2114
2115 PR 10030
2116 * yyscript.y: Parse TARGET.
2117 * script.cc (script_set_target): New function.
2118 * script-c.h (script_set_target): Declare.
2119 * options.cc (General_options::string_to_object_format): Rename
2120 from string_to_object_format in anonymous namespace. Change
2121 callers.
2122 * options.h (class General_options): Declare
2123 string_to_object_format.
2124
3ee173de
ILT		 21252009-06-22 Ian Lance Taylor <iant@google.com>
2126
2127 * script-sections.cc (Script_sections::create_segments): Don't put
2128 program headers in a PT_LOAD segment if -n or -N.
2129
21302009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2131
2132 PR 10141
2133 * options.h (class General_options): Add -z lazy and -z now. Sort
2134 -z options into alphabetical order.
2135 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2136
cd6739a1 21372009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2138
2139 * layout.cc (Layout::make_output_section): Call
2140 Target::new_output_section.
2141 (Layout::attach_allocated_section_to_segment): Put large section
2142 sections in a separate load segment with the large segment flag
2143 set.
2144 (Layout::segment_precedes): Sort large data segments after other
2145 load segments.
2146 (align_file_offset): New static function.
2147 (Layout::set_segment_offsets): Use align_file_offset.
2148 * output.h (class Output_section): Add is_small_section_ and
2149 is_large_section_ fields.
2150 (Output_section::is_small_section): New function.
2151 (Output_section::set_is_small_section): New function.
2152 (Output_section::is_large_section): New function.
2153 (Output_section::set_is_large_section): New function.
2154 (Output_section::is_large_data_section): New function.
2155 (class Output_segment): Add is_large_data_segment_ field.
2156 (Output_segment::is_large_data_segment): New function.
2157 (Output_segment::set_is_large_data_segment): New function.
2158 * output.cc (Output_section::Output_section): Initialize new
2159 fields.
2160 (Output_segment::Output_segment): Likewise.
2161 (Output_segment::add_output_section): Add assertion that large
2162 data sections always go in large data segments. Force small data
2163 sections to the end of the list of data sections. Force small BSS
2164 sections to the start of the list of BSS sections. For large BSS
2165 sections to the end of the list of BSS sections.
2166 * symtab.h (class Symbol): Declare is_common_shndx.
2167 (Symbol::is_defined): Check Symbol::is_common_shndx.
2168 (Symbol::is_common): Likewise.
2169 (class Symbol_table): Define enum Commons_section_type. Update
2170 declarations. Add small_commons_ and large_commons_ fields.
2171 * symtab.cc (Symbol::is_common_shndx): New function.
2172 (Symbol_table::Symbol_table): Initialize new fields.
2173 (Symbol_table::add_from_object): Put small and large common
2174 symbols in the right list.
2175 (Symbol_table::sized_finalized_symbol): Check
2176 Symbol::is_common_shndx.
2177 (Symbol_table::sized_write_globals): Likewise.
2178 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2179 common symbol lists. Don't call do_allocate_commons_list if the
2180 list is empty.
2181 (Symbol_table::do_allocate_commons_list): Remove is_tls
2182 parameter. Add comons_section_type parameter. Change all
2183 callers. Handle small and large common symbols.
2184 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2185 Symbol::is_common_shndx.
2186 * resolve.cc (symbol_to_bits): Likewise.
2187 * target.h (Target::small_common_shndx): New function.
2188 (Target::small_common_section_flags): New function.
2189 (Target::large_common_shndx): New function.
2190 (Target::large_common_section_flags): New function.
2191 (Target::new_output_section): New function.
2192 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2193 small_common_section_flags, and large_common_section_flags
2194 fields.
2195 (Target::do_new_output_section): New virtual function.
2196 * arm.cc (Target_arm::arm_info): Initialize new fields.
2197 * i386.cc (Target_i386::i386_info): Likewise.
2198 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2199 Likewise.
2200 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2201 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2202 (Target_x86_64::do_new_output_section): New function.
2203 * configure.ac: Define conditional MCMODEL_MEDIUM.
2204 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2205 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2206 (large_LDFLAGS): Define.
2207 * testsuite/large.c: New file.
2208 * testsuite/testfile.cc (Target_test::test_target_info):
2209 Initialize new fields.
2210 * configure, testsuite/Makefile.in: Rebuild.
2211
bb04269c
DK		 22122009-06-05 Doug Kwan <dougkwan@google.com>
2213
2214 * Makefile.am (CCFILES): Add target.cc.
2215 * Makefile.in: Regenerate.
2216 * i386.cc (class Target_i386): Define new virtual method to
2217 override do_is_local_label_name in parent.
2218 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2219 local symbols if --discard-locals or -X is given.
2220 * options.h (class General_options): Declare new options
2221 '--discard-locals' and '-X' for discarding locals.
2222 * target.h (class Target): Define new methods is_local_label_name.
2223 Declare new virtual method do_is_local_label_name.
2224 * target.cc: New file.
2225 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2226 (check_SCRIPTS): Add discard_locals_test.sh.
2227 (check_DATA): Add discard_local_tests.syms.
2228 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2229 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2230 * testsuite/Makefile.in: Regenerate.
2231 * testsuite/discard_locals_test.c: New file.
2232 * testsuite/discard_locals_test.sh: Same.
2233
805bb01c
DK		 22342009-06-05 Doug Kwan <dougkwan@google.com>
2235
2236 * object.cc (Sized_relobj::Sized_relobj): Initialize
2237 discarded_eh_frame_shndx_ to -1U.
2238 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2239 section.
2240 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2241 a discarded .eh_frame section.
2242 (Sized_relobj::do_finalize_local_symbols): Ditto.
2243 * object.h (class Sized_relobj): Declare new member
2244 discarded_eh_frame_shndx_.
2245 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2246 (local_labels_test.o, local_labels_test): New rules.
2247 * testsuite/Makefile.in: Regenerate.
2248
1dcd334d
DK		 22492009-06-04 Doug Kwan <dougkwan@google.com>
2250
2251 * layout.cc (Layout::section_name_mapping): Add mapping for
2252 special ARM sections.
2253
96d49306
DK		 22542009-06-03 Doug Kwan <dougkwan@google.com>
2255
2256 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2257 (utils::has_overflow): Same.
2258
dff16297
ILT		 22592009-06-03 Ian Lance Taylor <iant@google.com>
2260
2261 * layout.cc (Layout::section_name_mapping): New array, replacing
2262 Layout::linkonce_mapping.
2263 (Layout::section_name_mapping_count): New variable, replacing
2264 Layout::linkonce_mapping_count.
2265 (Layout::linkonce_output_name): Remove.
2266 (Layout::output_section_name): Rewrite.
2267 * layout.h (class Layout): Rename Linkonce_mapping to
2268 Section_name_mapping, linkonce_mapping to section_name_mapping,
2269 linkonce_mapping_count to section_name_mapping_count. Don't
2270 declare linkonce_output_name.
2271
c121c671
DK		 22722009-06-03 Doug Kwan <dougkwan@google.com>
2273
2274 * gold/arm.cc (namespace utils): New.
2275 (Target_arm::reloc_is_non_pic): Define new method.
2276 (class Arm_relocate_functions): New.
2277 (Target_arm::Relocate::relocate): Handle relocation types used by
2278 Android.
2279
07800fab
ILT		 22802009-06-03 Ian Lance Taylor <iant@google.com>
2281
2282 * arm.cc (Target_arm::scan::global): Use || instead of |.
2283
c121c671
DK		 22842009-06-02 Doug Kwan <dougkwan@google.com>
2285
2286 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2287 issued_non_pic_error_.
2288 (class Target_arm::Scan): Declare new method check_non_pic.
2289 Define new method symbol_needs_plt_entry.
2290 Declare new data member issued_non_pic_error_.
2291 (class Target_arm::Relocate): Declare new method
2292 should_apply_static_reloc.
2293 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2294 (Target_arm::Scan::check_non_pic): Define new method.
2295 (Target_arm::Scan::local): Handle a small subset of reloc types used
2296 by Android.
2297 (Target_arm::Scan::local): Same.
2298 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2299
b19b0c6d
ILT		 23002009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2301
2302 * incremental.cc (Incremental_inputs::report_command_line): Filter
2303 out --incremental-* options.
2304
94cdfcff
DK		 23052009-05-29 Doug Kwan <dougkwan@google.com>
2306
2307 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2308 template class.
2309 (class Target_arm): Update comment.
2310 (Target_arm::Target_arm): Initialize new data members GOT_,
2311 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2312 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2313 and Target_arm::rel_dyn_section.
2314 Declare new_enum Target_arm::Got_type.
2315 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2316 and DYNBSS_.
2317 Update commments for member do_dynsym_value.
2318 (Target_arm::got_size, Target_arm::plt_section,
2319 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2320 new methods inside class defintion.
2321 (Target_arm::got_section): Define new method.
2322 (Target_arm::rel_dyn_section): Same.
2323 (Output_data_plt_arm): New template class.
2324 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2325 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2326 (Output_data_plt_arm::add_entry): Same.
2327 (Output_data_plt_arm::first_plt_entry): Define new
2328 static data member for PLT instruction template.
2329 (Output_data_plt_arm::plt_entry): Same.
2330 (Output_data_plt_arm::do_write): Define new method.
2331 (Target_arm::make_plt_entry): Same.
2332 (Target_arm::do_finalize_sections): Same.
2333 (Target_arm::do_dynsym_value): Same.
2334
4a657b0d
DK		 23352009-05-28 Doug Kwan <dougkwan@google.com>
2336
2337 * Makefile.am (TARGETSOURCES): Add arm.cc.
2338 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2339 * Makefile.in: Regenerate.
2340 * arm.cc: New file.
2341 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2342
e7ae8c36
DK		 23432009-05-26 Doug Kwan <dougkwan@google.com>
2344
2345 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2346 (General_options::check_excluded_libs): Strip off directories in
2347 archive name before matching like GNU ld does.
2348 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2349 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2350 (exclude_libs_test_LDFLAGS): Add linker option
2351 -Wl,--exclude-libs,libexclude_libs_test_3
2352 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2353 an explicit archive without using -l.
2354 (alt/libexclude_libs_test_3.a): New make rule.
2355 * testsuite/Makefile.in: Regenerate.
2356 * testsuite/exclude_libs_test.c : Declare lib3_default().
2357 (main): Call it.
2358 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2359 * exclude_libs_test_3.c: New file.
2360
f12e7348
NC		 23612009-05-26 Nick Clifton <nickc@redhat.com>
2362
2363 * po/id.po: New Indonesian translation.
2364 * po/gold.pot: Updated template file.
2365
4daadc0d
ST		 23662009-05-22 Sriraman Tallam <tmsriram@google.com>
2367
2368 * testsuite/Makefile.am: Add -ffunction-sections to compile
2369 gc_comdat_test files. Add -Wl,--gc-sections to build
2370 gc_comdat_test.
2371 * testsuite/Makefile.in: Regenerate.
2372 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2373
531813ad
ST		 23742009-05-21 Sriraman Tallam <tmsriram@google.com>
2375
2376 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2377 kept comdat section was garbage collected.
2378 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2379 * testsuite/Makefile.in: Regenerate.
2380 * testsuite/gc_comdat_test.sh: New file.
2381 * testsuite/gc_comdat_test_1.cc: New file.
2382 * testsuite/gc_comdat_test_2.cc: New file.
2383
65514900
CC		 23842009-05-19 Doug Kwan <dougkwan@google.com>
2385
2386 * archive.cc (Archive::Archive): Move constructor from archive.h
2387 to here. Initialize no_export_.
2388 (Archive::get_elf_object_for_member): Set no_export flag of object.
2389 * archive.h (Archive::Archive): Move constructor body to
2390 archive.cc.
2391 (Archive::no_export): New method.
2392 (Archive::no_export_): New field.
2393 * object.h (Object::Object): Initialize no_export_ to false.
2394 (Object::no_export, Object::set_no_export): New methods.
2395 (Object::no_export_): New field.
2396 * options.cc (General_options::parse_exclude_libs): New method.
2397 (General_options::check_excluded_libs) Same.
2398 * options.h (exclude_libs): New option.
2399 (General_options::check_excluded_libs): New method declaration.
2400 (General_options::excluded_libs_): New field.
2401 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2402 default or protected visibility if an object has no-export flag set.
2403 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2404 (check_SCRIPTS): Add exclude_libs_test.sh.
2405 (check_DATA): Add exclude_libs_test.syms.
2406 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2407 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2408 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2409 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2410 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2411 libexclude_libs_test_2.a): New rules.
2412 * testsuite/Makefile.in: Regenerate.
2413 * testsuite/exclude_libs_test.c: New file.
2414 * testsuite/exclude_libs_test.sh: Ditto.
2415 * testsuite/exclude_libs_test_1.c: Ditto.
2416 * testsuite/exclude_libs_test_2.c: Ditto.
2417
1b77ea50
ILT		 24182009-05-15 Ian Lance Taylor <iant@google.com>
2419
2420 * configure.ac: Check for declarations for cases where libiberty.h
2421 checks HAVE_DECL_xxx.
2422 * configure, config.in: Rebuild.
2423
072fe7ce
ILT		 24242009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2425
2426 * gold.h (Incremental_argument_list): Remove (invalid) forward
2427 declaration.
2428 * incremental.cc (Incremental_inputs::report_achive): New method.
2429 (Incremental_inputs::report_object): New method.
2430 (Incremental_inputs::report_script): New method.
2431 (Incremental_inputs::finalize_inputs): New method.
2432 (Incremental_inputs::finalize): Call finalize_inputs().
2433 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2434 Create inputs entries.
2435 * incremental.h (Incremental_input_type): New enum.
2436 (Incremental_inputs::Incremental_input): Initialize new fields.
2437 (Incremental_inputs::report_inputs): New method.
2438 (Incremental_inputs::report_achive): New method.
2439 (Incremental_inputs::report_object): New method.
2440 (Incremental_inputs::report_script): New method.
2441 (Incremental_inputs::finalize_inputs): New method.
2442 (Incremental_inputs::Input_info): New struct.
2443 (Incremental_inputs::Input_info_map): New typedef.
2444 (Incremental_inputs::lock_): New field.
2445 (Incremental_inputs::Inputs_): New field.
2446 (Incremental_inputs::Inputs_map): New field.
2447 * main.cc (main): Call Incremental_input::report_inputs.
2448 * options.h (Input_argument_list): Typedef moved from
2449 Input_arguments.
2450 (Input_file_group::Files): Remove, use ::Input_argument_list.
2451 (Input_file_group::Input_argument_list): Remove, use
2452 ::Input_argument_list.
2453 * plugin.cc (Plugin_manager::add_input_file): Add error in
2454 incremental build.
2455 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2456 functions.
2457 * script.cc (read_input_script): Call
2458 Incremental_input::report_script.
2459 * script.h (Script_info): New class.
2460
b0481b0b
ILT		 24612009-04-27 Ian Lance Taylor <iant@google.com>
2462
2463 * x86_64.cc (do_adjust_output_section): Set entsize to
2464 plt_entry_size.
2465
b22a5a41 24662009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2467
2468 * output.cc (Output_file::close): After short writes, continue
2469 writing from the correct offset in the buffer being written.
2470
40fde488
CD		 24712009-04-23 Chris Demetriou <cgd@google.com>
2472
2473 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2474 * configure: Regenerate.
2475 * config.in: Regenerate.
2476 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2477 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2478
3ce2c28e
ILT		 24792009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2480
2481 * incremental.cc (Incremental_inputs_header_data): Renamed from
2482 Incremental_input_header_data.
2483 (Incremental_inputs_header_data::data_size): New field.
2484 (Incremental_inputs_header_data::put_input_file_count): Renamed
2485 from input_file_count.
2486 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2487 from command_line_offset.
2488 (Incremental_inputs_header_data::put_reserved): Renamed from
2489 put_reserved.
2490 (Incremental_inputs_entry_data): Renamed from
2491 Incremental_input_entry_data.
2492 (Incremental_inputs_entry_data::data_size): New field.
2493 (Incremental_inputs::report_command_line): New method.
2494 (Incremental_inputs::finalize): New method.
2495 (Incremental_inputs::create_incremental_inputs_data): New method.
2496 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2497 * incremental.h: New file.
2498 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2499 (Layout::finalize): Create incremental inputs section in
2500 incremental builds.
2501 (Layout::create_incremental_info_sections): New method.
2502 * layout.h (Layout::incremental_inputs): New method.
2503 (Layout::create_incremental_info_sections): New method.
2504 (Layout::incremental_inputs_): New field.
2505 * main.cc (main): Notify Incremental_input of the command line.
2506
e55bde5e
ILT		 25072009-04-01 Ian Lance Taylor <iant@google.com>
2508 Mikolaj Zalewski <mikolajz@google.com>
2509
2510 * gold.h (reserve_unordered_map): Define, three versions, one for
2511 each version of Unordered_map.
2512 * layout.cc (Layout::Layout): Remove options parameter. Add
2513 number_of_input_files parameter. Don't initialize options_.
2514 Initialize number_of_input_files_ and resized_signatures_. Move
2515 sections_are_attached_.
2516 (Layout::layout_group): Reserve space for group_signatures_.
2517 (Layout::find_or_add_kept_section): Change name parameter to be a
2518 reference. Resize signatures_ map when it gets large enough.
2519 (Layout::layout_eh_frame): Use parameters->options() instead of
2520 this->options_.
2521 (Layout::make_output_section): Likewise.
2522 (Layout::attach_allocated_section_to_segment): Likewise.
2523 (Layout::finalize, Layout::create_executable_stack): Likewise.
2524 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2525 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2526 * layout.h (class Layout): Update declarations. Remove options_
2527 field. Add number_of_input_files_ and resized_signatures_
2528 fields. Move sections_are_attached_ field.
2529 * main.cc (main): Pass number of input files to Layout
2530 constructor. Don't pass options.
2531
154b857c
ILT		 25322009-03-30 Ian Lance Taylor <iant@google.com>
2533
2534 * ffsll.c (ffsll): Correct implementation.
2535
2f35ab9b
ILT		 25362009-03-27 Ian Lance Taylor <iant@google.com>
2537
fd03461a
ILT		 2538 * ffsll.c: New file.
2539 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2540 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2541 * ftruncate.c (ftruncate): Declare before definition.
2542 * mremap.c (mremap): Likewise.
2543 * pread.c (pread): Likewise.
2544 * configure, Makefile.in, config.in: Rebuild.
2545
2f35ab9b
ILT		 2546 * mremap.c: New file.
2547 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2548 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2549 (mremap): Declare if HAVE_MREMAP is not defined.
2550 * configure, Makefile.in, config.in: Rebuild.
2551
33aea2fd
CC		 25522009-03-27 Cary Coutant <ccoutant@google.com>
2553
2554 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2555 position independent.
2556 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2557 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2558
6d479619
CC		 25592009-03-24 Cary Coutant <ccoutant@google.com>
2560
2561 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2562 an executable.
2563 (needs_dynamic_reloc): Likewise.
2564
afc06bb8
ILT		 25652009-03-24 Ian Lance Taylor <iant@google.com>
2566
2567 * yyscript.y (file_cmd): Recognize EXTERN.
2568 (extern_name_list, extern_name_list_body): New nonterminals.
2569 * script.cc (script_add_extern): Define.
2570 * script-c.h (script_add_extern): Declare.
2571
f6060a4d
ILT		 25722009-03-24 Rafael Avila de Espindola <espindola@google.com>
2573
2574 * object.cc (is_elf_object): Define.
2575 * object.h (is_elf_object): Declare.
2576 * archive.cc (Archive::get_elf_object_for_member): Call
2577 is_elf_object.
33aea2fd 2578 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2579
26736d8e
ILT		 25802009-03-24 Elliott Hughes <enh@google.com>
2581
2582 * output.cc (Output_file::map_anonymous): Define.
2583 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2584 try an anonymous one. Report the size if the mmap fails.
2585 * output.h (class Output_file): Declare map_anonymous.
2586
22fd9730
ILT		 25872009-03-24 Ian Lance Taylor <iant@google.com>
2588
2589 * target-select.cc (instantiate_target): Don't acquire the lock if
2590 the instantiated_target_ field has already been set.
2591
cb010894
ILT		 25922009-03-23 Ian Lance Taylor <iant@google.com>
2593
7f055c20
ILT		 2594 * gold-threads.h (class Initialize_lock): Define.
2595 * gold-threads.cc (class Initialize_lock_once): Define.
2596 (initialize_lock_control): New static variable.
2597 (initialize_lock_pointer): New static variable.
2598 (initialize_lock_once): New static function.
2599 (Initialize_lock::Initialize_lock): Define.
2600 (Initialize_lock::initialize): Define.
2601 * target-select.h: Include "gold-threads.h".
2602 (class Target_selector): Add lock_ and initialize_lock_ fields.
2603 Don't define instantiate_target, just declare it.
2604 * target-select.cc (Target_selector::Target_selector): Initialize
2605 new fields.
2606 (Target_selector::instantiate_target): Define.
2607 * descriptors.h: Include "gold-threads.h".
2608 (class Descriptors): Add initialize_lock_ field.
2609 * descriptors.cc (Descriptors::Descriptors): Initialize new
2610 field.
2611 (Descriptors::open): Use initialize_lock_ field
2612 * errors.h (class Errors): Add initialize_lock_ field.
2613 * errors.cc (Errors::Errors): Initialize new field.
2614 (Errors::initialize_lock): Use initialize_lock_ field.
2615 * powerpc.cc (class Target_selector_powerpc): Remove
2616 instantiated_target_ field. In do_recognize call
2617 instantiate_target rather than do_instantiate_target. In
2618 do_instantiate_target just allocate a new target.
2619 * sparc.cc (class Target_selector_sparc): Likewise.
2620
36959681
ILT		 2621 * freebsd.h: New file.
2622 * i386.cc: Include "freebsd.h".
2623 (Target_i386): Derive from Target_freebsd rather than
2624 Sized_target.
2625 (Target_selector_i386): Derive from Target_selector_freebsd rather
2626 than Target_selector.
2627 * x86_64.cc: Include "freebsd.h".
2628 (Target_x86_64): Derive from Target_freebsd rather than
2629 Sized_target.
2630 (Target_selector_x86_64): Derive from Target_selector_freebsd
2631 rather than Target_selector.
2632 * target.h (class Target): Add adjust_elf_header and
2633 do_adjust_elf_header.
2634 * output.cc (Output_file_header:: do_sized_write): Call target
2635 adjust_elf_header routine.
2636 * configure.tgt: Set targ_osabi.
2637 * configure.ac: Define GOLD_DEFAULT_OSABI.
2638 * parameters.cc (Parameters::default_target): Pass
2639 GOLD_DEFAULT_OSABI to select_target.
2640 * target-select.h (class Target_selector): Make instantiate_target
2641 protected rather than private.
2642 * Makefile.am (HFILES): Add freebsd.h.
2643 * configure, Makefile.in, config.in: Rebuild.
2644
cb010894
ILT		 2645 * merge.cc (do_add_input_section): Correct pend value. Change
2646 message about last entry not being null terminated from error to
2647 warning.
2648
0e879927
ILT		 26492009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2650
2651 * incremental.cc: New file.
2652 * Makefile.am (CCFILES): Add incremental.cc.
2653 * Makefile.in: Rebuild.
2654
41105937
PP		 26552009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2656
2657 * layout.cc (Layout::output_section_name): Preserve names
2658 of '.note.' sections.
2659
60439920
ILT		 26602009-03-19 Ian Lance Taylor <iant@google.com>
2661
2662 * descriptors.cc (Descriptors::open): Check that the options are
2663 valid before using them.
2664
0d371ad3
ILT		 26652009-03-18 Ian Lance Taylor <iant@google.com>
2666
2667 * script-sections.h: Include <list>.
2668 (class Script_sections): Change Sections_elements from std::vector
2669 to std::list. Typedef public Elements_iterator. Add
2670 orphan_section_placement_, data_segment_align_start_, and
2671 saw_data_segment_align_ fields. Remove data_segment_align_index_
2672 field.
2673 * script-sections.cc (class Orphan_section_placement): New class.
2674 (class Sections_element): Add virtual functions is_relro and
2675 orphan_section_init. Remove virtual function place_orphan_here.
2676 (class Output_section_definition): Add is_relro and
2677 orphan_section_init. Remove place_orphan_here.
2678 (class Orphan_output_section): Likewise.
2679 (Script_sections::Script_sections): Update for field changes.
2680 (Script_sections::data_segment_align): Set saw_data_segment_align_
2681 and data_segment_align_start_, not data_segment_align_index.
2682 (Script_sections::data_segment_relro_end): Check
2683 saw_data_segment_align_. Use data_segment_align_start_ rather
2684 than data_segment_align_index_.
2685 (Script_sections::place_orphan): Rewrite to use
2686 Orphan_section_placement.
2687
9201d894
ILT		 26882009-03-17 Ian Lance Taylor <iant@google.com>
2689
9c5b8369
ILT		 2690 * archive.cc (Archive::add_symbols): Check for a version attached
2691 to the symbol name in the archive map.
2692 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2693 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2694 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2695 (ver_test_11.a): New target.
2696 * testsuite/Makefile.in: Rebuild.
2697
9201d894
ILT		 2698 * configure.ac: Check for chsize and posix_fallocate. Replace
2699 ftruncate.
2700 * ftruncate.c: New file, from gnulib.
2701 * output.cc (posix_fallocate): Define dummy version if not
2702 HAVE_POSIX_FALLOCATE.
2703 (Output_file::map): Call posix_fallocate rather than lseek and
2704 write.
2705 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2706 * configure, Makefile.in, config.in: Rebuild.
2707
ef4ab7a8
PP		 27082009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2709
2710 * layout.h (Layout::create_note): Add section_name parameter.
2711 * layout.cc (Layout::create_note): Likewise.
2712 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2713
8c500701
ILT		 27142009-03-17 Ian Lance Taylor <iant@google.com>
2715
e85b18e1
ILT		 2716 * descriptors.cc: Include "options.h".
2717 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2718 (Descriptors::open): Always use O_CLOEXEC when opening a new
2719 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2720 then set FD_CLOEXEC.
2721
9efe6174
ILT		 2722 * sparc.cc (class Target_sparc): Add has_got_section.
2723 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2724 make sure we have a GOT section.
2725
2726 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2727 (Target_sparc::Scan::local): Likewise.
2728 (Target_sparc::Scan::global): Likewise.
2729 (Target_sparc::Relocate::relocate): Likewise.
2730 (Target_sparc::Relocate::relocate_tls): Likewise.
2731
8c500701
ILT		 2732 * symtab.cc (Symbol_table::define_default_version): New function,
2733 broken out of add_from_object.
2734 (Symbol_table::add_from_object): Call define_default_version.
2735 (Symbol_table::define_special_symbol): Add resolve_oldsym
2736 parameter. Change all callers. If the version for a symbol comes
2737 from a version script, resolve it with the symbol with the same
2738 name with no version. Also add the symbol without a version if
2739 appropriate.
2740 (do_define_in_output_data): If resolving with oldsym, don't delete
2741 sym.
2742 (do_define_in_output_segment): Likewise.
2743 (do_define_as_constant): Likewise.
2744 * symtab.h (class Symbol_table): Update declarations.
2745
f1ed28fb
ILT		 27462009-03-13 Ian Lance Taylor <iant@google.com>
2747
15f8229b
ILT		 2748 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2749 (Read_symbols::requeue): New function.
2750 (Read_symbols::do_read_symbols): If make_elf_object fails because
2751 the target type is not configured, and the file was searched for,
2752 issue a warning and retry with the next directory.
2753 (Add_symbols::run): If the file has an incompatible format, and
2754 it was searched for, requeue the Read_symbols task. On error,
2755 release the object.
2756 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2757 dirindex parameter to constructor. Change all callers. Declare
2758 incompatible_warning and requeue.
2759 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2760 input_argument_ and input_group_ fields. Add them to
2761 constructor. Change all callers.
2762 (class Read_script): Add dirindex_ field. Add it to constructor.
2763 Change all callers.
2764 * archive.cc (Archive::setup): Remove input_objects parameter.
2765 Change all callers.
2766 (Archive::get_file_and_offset): Likewise.
2767 (Archive::read_all_symbols): Likewise.
2768 (Archive::read_symbols): Likewise.
2769 (Archive::get_elf_object_for_member): Remove input_objects
2770 parameter. Add punconfigured parameter. Change all callers.
2771 (Archive::add_symbols): Change return type to bool. Check return
2772 value of include_member.
2773 (Archive::include_all_members): Likewise.
2774 (Archive::include_member): Change return type to bool. Return
2775 false if first included object has incompatible target. Set
2776 included_member_ field.
2777 (Add_archive_symbols::run): If add_symbols returns false, requeue
2778 Read_symbols task.
2779 * archive.h (class Archive): Add included_member_ field.
2780 Initialize it in constructor. Add input_file and searched_for
2781 methods. Update declarations.
2782 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2783 input_argument_ fields. Add them to constructor. Change all
2784 callers.
2785 * script.cc: Include "target-select.h".
2786 (class Parser_closure): Add skip_on_incompatible_target_ and
2787 found_incompatible_target_ fields. Add
2788 skip_on_incompatible_target parameter to constructor. Change all
2789 callers. Add methods skip_on_incompatible_target,
2790 clear_skip_on_incompatible_target, found_incompatible_target, and
2791 set_found_incompatible_target.
2792 (read_input_script): Add dirindex parameter. Change all callers.
2793 If parser finds an incompatible target, requeue Read_symbols
2794 task.
2795 (script_set_symbol): Clear skip_on_incompatible_target in
2796 closure.
2797 (script_add_assertion, script_parse_option): Likewise.
2798 (script_start_sections, script_add_phdr): Likewise.
2799 (script_check_output_format): New function.
2800 * script.h (read_input_script): Update declaration.
2801 * script-c.h (script_check_output_format): Declare.
2802 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2803 (ignore_cmd): Remove OUTPUT_FORMAT.
2804 * fileread.cc (Input_file::Input_file): Add explicit this.
2805 (Input_file::will_search_for): New function.
2806 (Input_file::open): Add pindex parameter. Change all callers.
2807 * fileread.h (class Input_file): Add input_file_argument method.
2808 Declare will_search_for. Update declarations.
2809 * object.cc (make_elf_object): Add punconfigured parameter.
2810 Change all callers.
2811 * object.h (class Object): Make input_file public. Add
2812 searched_for method.
2813 (make_elf_object): Update declaration.
2814 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2815 restart search.
2816 * dirsearch.h (class Dirsearch): Update declaration.
2817 * options.h (class General_options): Add --warn-search-mismatch.
2818 * parameters.cc (Parameters::is_compatible_target): New function.
2819 * parameters.h (class Parameters): Declare is_compatible_target.
2820 * workqueue.cc (Workqueue::add_blocker): New function.
2821 * workqueue.h (class Workqueue): Declare add_blocker.
2822
f1ed28fb
ILT		 2823 * fileread.cc (Input_file::open): Remove options parameter.
2824 Change all callers.
2825 (Input_file::open_binary): Likewise.
2826 * script.cc (read_input_script): Likewise.
2827 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2828 options parameter from constructor. Change all callers.
2829 (class Read_script): Likewise.
2830 * fileread.h (class Input_file): Update declarations.
2831 * script.h (read_input_script): Update declaration.
2832
34dd024a
NC		 28332009-03-10 Nick Clifton <nickc@redhat.com>
2834
2835 * po/es.po: New Spanish translation.
2836
6d71b17c
CC		 28372009-03-06 Cary Coutant <ccoutant@google.com>
2838
2839 * options.cc (parse_short_option): Keep dash_z from registering itself.
2840
031cdbed
ILT		 28412009-03-03 Ian Lance Taylor <iant@google.com>
2842
2843 PR 9918
2844 * target-reloc.h (relocate_section): Pass output_section to
2845 relocate.
2846 * i386.cc (Target_i386::should_apply_static_reloc): Add
2847 output_section parameter. Change all callers.
2848 (Target_i386::Relocate::relocate): Add output_section parameter.
2849 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2850 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2851 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2852 * testsuite/two_file_shared.sh: New script.
2853 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2854 (check_DATA): Add two_file_shared.dbg.
2855 (two_file_shared.dbg): New target.
2856 * testsuite/Makefile.in: Rebuild.
2857
15d5fa16
ILT		 28582009-03-01 Ian Lance Taylor <iant@google.com>
2859
2860 * configure.ac: Check for byteswap.h.
2861 * configure: Rebuild.
2862 * config.in: Rebuild.
2863
8a4c0b0d
ILT		 28642009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2865
2866 * layout.cc (Layout::find_or_add_kept_section): New function.
2867 (Layout::add_comdat): Removed.
2868 * layout.h (struct Kept_section): Move out of class Layout.
2869 Remove trailing underscores from field names. Add group_sections
2870 field. Rename group_ field to is_group. Change all uses.
2871 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2872 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2873 comdat_groups_ field.
2874 (Sized_relobj::include_section_group): Use
2875 find_or_add_kept_section and Kept_section::group_sections.
2876 (Sized_relobj::include_linkonce_section): Likewise.
2877 * object.cc (class Sized_relobj): Don't define Comdat_group or
2878 Comdat_group_table. Remove find_comdat_group and
2879 add_comdat_group. Remove comdat_groups_ field.
2880 * plugin.cc (include_comdat_group): Use
2881 Layout::find_or_add_kept_section.
2882
b4ecf66b
ILT		 28832009-02-28 Ian Lance Taylor <iant@google.com>
2884
14359ca0
ILT		 2885 * README: --gc-sections and map files are now supported. Document
2886 some build requirements.
2887
b4ecf66b
ILT		 2888 PR 6992
2889 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2890 relocatable link set the value of the section symbol to zero.
2891 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2892 relocatable link don't include the section address in the local
2893 symbol value.
2894
0602e05a
ILT		 28952009-02-27 Ian Lance Taylor <iant@google.com>
2896
fd9d194f
ILT		 2897 PR 6811
2898 * options.h (class Search_directory): Add is_system_directory.
2899 (class General_options): Declare is_in_system_directory.
2900 * options.cc (get_relative_sysroot): Make static.
2901 (get_default_sysroot): Make static.
2902 (General_optoins::is_in_system_directory): New function.
2903 * fileread.cc (Input_file::is_in_system_directory): New function.
2904 * fileread.h (class Input_file): Declare is_in_system_directory.
2905 * object.h (class Object): Add is_in_system_directory.
2906 (class Input_objects): Remove system_library_directory_ field.
2907 * object.cc (Input_objects::add_object): Don't set
2908 system_library_directory_.
2909 (input_objects::found_in_system_library_directory): Remove.
2910 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2911 parameter. Change all callers.
2912 (Symbol_table::sized_write_globals): Likewise.
2913 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2914 Call Object::is_in_system_directory.
2915 * symtab.h (class Symbol_table): Update declarations.
2916
61edd21f
ILT		 2917 PR 5990
2918 * descriptors.h (Open_descriptor): Add is_on_stack field.
2919 * descriptors.cc (Descriptors::open): If the descriptor is on the
2920 top of the stack, remove it. Initialize is_on_stack field.
2921 (Descriptors::release): Only add pod to stack if it is not on the
2922 stack already.
2923 (Descriptors::close_some_descriptor): Clear stack_next and
2924 is_on_stack fields.
2925
e29e076a
ILT		 2926 PR 7091
2927 * output.cc (Output_section::find_starting_output_address): Rename
2928 from starting_output_address; add PADDR parameter; change return
2929 type.
2930 * output.h (class Output_section): Declare
2931 find_starting_output_address instead of starting_output_address.
2932 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2933 section symbol for which we can't find a merge section.
2934
0602e05a
ILT		 2935 PR 9836
2936 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2937 hidden or internal, force the symbol to be local.
2938 * resolve.cc (Symbol::override_visibility): Define.
2939 (Symbol::override_base): Use override_visibility.
2940 (Symbol_table::resolve): Likewise.
2941 (Symbol::override_base_with_special): Likewise.
2942 (Symbol_table::override_with_special): If the visibility is hidden
2943 or internal, force the symbol to be local.
2944 * symtab.h (class Symbol): Add set_visibility and
2945 override_visibility.
2946 * testsuite/ver_test_1.sh: New file.
2947 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2948 (check_DATA): Add ver_test_1.syms.
2949 (ver_test_1.syms): New target.
2950 * testsuite/Makefile.in: Rebuild.
2951
401a9a73
CC		 29522009-02-25 Cary Coutant <ccoutant@google.com>
2953
2954 * layout.cc (Layout::choose_output_section): Don't rename sections
2955 when using a linker script that has a SECTIONS clause.
2956 * Makefile.in: Regenerate.
2957
2958 * testsuite/Makefile.am (script_test_5.sh): New test case.
2959 * testsuite/Makefile.in: Regenerate.
2960 * testsuite/script_test_5.cc: New file.
2961 * testsuite/script_test_5.sh: New file.
2962 * testsuite/script_test_5.t: New file.
2963
f488e4b0
CC		 29642009-02-13 Rafael Avila de Espindola <espindola@google.com>
2965
2966 * archive.cc (Archive::include_member): Update calls to add_symbols.
2967 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2968 the Layout argument.
2969 * dynobj.h (do_add_symbols): Add the Layout argument.
2970 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2971 Layout argument.
2972 * object.h (Object::add_symbols): Add the Layout argument.
2973 (Object::do_add_symbols): Add the Layout argument.
2974 (Sized_relobj::do_add_symbols): Add the Layout argument.
2975 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2976 Unify the two versions.
2977 (Add_plugin_symbols): Remove.
2978 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2979 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2980 (Add_plugin_symbols): Remove.
2981 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2982 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2983 (Add_symbols::run): Make it work with Pulginobj.
2984
89dd1680
ILT		 29852009-02-06 Ian Lance Taylor <iant@google.com>
2986
2987 * object.cc (Sized_relobj::do_layout): Make info message start
2988 with lower case letter.
2989
266d0a74
ILT		 29902009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2991
602b464e
ILT		 2992 * binary.cc: Fix file comment.
2993
266d0a74
ILT		 2994 * options.h (enum Incremental_disposition): Define.
2995 (class General_options): Add new options: --incremental,
2996 --incremental_changed, --incremental_unchanged,
2997 --incremental_unknown. Add incremental_disposition_ and
2998 implicit_incremental_ fields.
2999 (General_options::incremental_disposition): New function.
3000 (class Position_dependent_options): Add incremental_disposition
3001 option.
3002 (Position_dependent_options::copy_from_options): Set incremental
3003 dispositions.
3004 * options.cc (General_options::parse_incremental_changed): New
3005 function.
3006 (General_options::parse_incremental_unchanged): New function.
3007 (General_options::parse_incremental_unknown): New function.
3008 (General_options::General_options): Initialize new fields
3009 incremental_disposition_ and implicit_incremental_.
3010 (General_options::finalize): Check for uasge of --incremental-*
3011 without --incremental.
3012
f073bbf7
CD		 30132009-02-06 Chris Demetriou <cgd@google.com>
3014
3015 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3016 pointer and to report location as the file name associated with
3017 the symbol.
3018 (gold_undefined_symbol_at_location): New function to replace the
3019 old gold_undefined_symbol functionality.
3020 * target-reloc.h (relocate_section): Update to use
3021 gold_undefined_symbol_at_location.
3022 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3023 Call gold_undefined_symbol function rather than gold_error.
3024 * errors.h (Errors::undefined_symbol): Take location as a
3025 string, rather than calculating it from a relocation.
3026 * errors.cc (Errors::fatal): Print "fatal error:" before the
3027 formatted message.
3028 (Errors::error, Errors::error_at_location): Print "error: "
3029 before the formatted message.
3030 (Errors::undefined_symbol): Take location as a string, rather
3031 than calculating it from a relocation.
3032 (gold_undefined_symbol_at_location): New function akin to
3033 old gold_undefined_symbol, calculates location from relocation.
3034 (gold_undefined_symbol): Change to take only a Symbol pointer
3035 and to report location as the file name associated with the symbol.
3036 * testsuite/debug_msg.sh: Update for changed error messages.
3037 * testsuite/undef_symbol.sh: Likewise.
3038
8e94a90c
ILT		 30392009-02-04 Duncan Sands <baldrick@free.fr>
3040
3041 PR 9812
3042 * reduced_debug_output.h
3043 (Output_reduced_debug_abbrev_section::failed): Use format for
3044 gold_warning.
3045 (Output_reduced_debug_info_section::faild): Likewise.
3046
88a0e15b
ILT		 30472009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3048
3049 * script.cc (Lazy_demangler): New class.
3050 (Version_script_info::get_symbol_version_helper): Demangle a
3051 symbol only once.
3052
5efc7cd2
CC		 30532009-01-29 Cary Coutant <ccoutant@google.com>
3054
3055 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3056 to __tls_get_addr.
3057 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3058
e0ebcf42
ILT		 30592009-01-28 Ian Lance Taylor <iant@google.com>
3060
5efc7cd2 3061 * version.cc (version_string): Bump to 1.9.
75fe7426 3062
e0ebcf42
ILT		 3063 * gold.h: Include <cstring> and <stdint.h>.
3064 * version.cc: Include <cstdio>.
3065 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3066 warning.
3067 * reduced_debug_output.cc (insert_into_vector): Rename from
3068 Insert_into_vector; change all callers. Use Swap_unaligned to
3069 avoid aliasing issue; remove union since it is unnecessary.
3070
8e2813be 30712009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3072
3073 * Makefile.am (CCFILES): Add gc.cc.
3074 (HFILES): Add gc.h.
3075 * Makefile.in: Regenerate.
3076 * gold.cc (Gc_runner): New class.
3077 (queue_initial_tasks): Call garbage collection related tasks
3078 when corresponding options are invoked.
3079 (queue_middle_gc_tasks): New function.
3080 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3081 processed early before laying out sections during garbage collection.
3082 * gold.h (queue_middle_gc_tasks): New function.
3083 (is_prefix_of): Move from "layout.cc".
3084 * i386.cc (Target_i386::gc_process_relocs): New function.
3085 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3086 * main.cc (main): Create object of class "Garbage_collection".
3087 * object.cc (Relobj::copy_symbols_data): New function.
3088 (Relobj::is_section_name_included): New function.
3089 (Sized_relobj::do_layout): Allow this function to be called twice
3090 during garbage collection and defer layout of section during the
3091 first call.
3092 * object.h (Relobj::get_symbols_data): New function.
3093 (Relobj::is_section_name_included): New function.
3094 (Relobj::copy_symbols_data): New function.
3095 (Relobj::set_symbols_data): New function.
3096 (Relobj::get_relocs_data): New function.
3097 (Relobj::set_relocs_data): New function.
3098 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3099 (Relobj::gc_process_relocs): New function.
3100 (Relobj::do_gc_process_relocs): New pure virtual function.
3101 (Relobj::sd_): New data member.
3102 (Sized_relobj::is_output_section_offset_invalid): New function.
3103 (Sized_relobj::do_gc_process_relocs): New function.
3104 * options.h (General_options::gc_sections): Modify to not be a no-op.
3105 (General_options::print_gc_sections): New option.
3106 * plugin.cc (Plugin_finish::run): Remove function call to
3107 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3108 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3109 * reloc.cc (Read_relocs::run): Add task to process relocs and
3110 determine unreferenced sections when doing garbage collection.
3111 (Gc_process_relocs): New class.
3112 (Sized_relobj::do_gc_process_relocs): New function.
3113 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3114 sections that are garbage collected.
3115 * reloc.h (Gc_process_relocs): New class.
3116 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3117 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3118 symbols whose corresponding sections are garbage collected.
3119 (Symbol_table::Symbol_table): Add new parameter for the garbage
3120 collection object.
3121 (Symbol_table::gc_mark_undef_symbols): New function.
3122 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3123 (Symbol_table::gc_mark_dyn_syms): New function.
3124 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3125 as garbage.
3126 (Symbol_table::add_from_object): Likewise.
3127 (Symbol_table::add_from_relobj): When building shared objects, do not
3128 treat externally visible symbols as garbage.
3129 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3130 table information for static and relocatable links.
3131 * symtab.h (Symbol_table::set_gc): New function.
3132 (Symbol_table::gc): New function.
3133 (Symbol_table::gc_mark_undef_symbols): New function.
3134 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3135 (Symbol_table::gc_mark_dyn_syms): New function.
3136 (Symbol_table::gc_): New data member.
3137 * target.h (Sized_target::gc_process_relocs): New pure virtual
3138 function.
3139 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3140 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3141
3b293544
CF		 31422009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3143
3144 * options.h (General_options::gc_sections): Define as a no-op for now.
3145 (General_options::no_keep_memory): Ditto.
3146 (General_options::Bshareable): Define.
3147 * options.cc (General_options::finalize): Honor -Bshareable.
3148
83d22aa8
AS		 31492009-01-20 Andreas Schwab <schwab@suse.de>
3150
3151 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3152 read the value in the contents, since we don't use it. Use the
3153 template endianness when writing.
3154 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3155
cd536b21
AS		 31562009-01-19 Andreas Schwab <schwab@suse.de>
3157
3158 * configure.tgt (powerpc64-*): Fix targ_obj.
3159
99e9a495
ILT		 31602009-01-15 Ian Lance Taylor <iant@google.com>
3161
3162 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3163 local symbols when stripping all symbols.
3164
bbbfea06
CC		 31652009-01-14 Cary Coutant <ccoutant@google.com>
3166
99e9a495 3167 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3168
0f7c0701
CC		 31692009-01-14 Cary Coutant <ccoutant@google.com>
3170
3171 * archive.cc (Archive::get_elf_object_for_member): Remove call
3172 to File_read::claim_for_plugin.
3173 * descriptors.cc (Descriptors::open): Remove reference to
3174 is_claimed.
3175 (Descriptors::claim_for_plugin): Remove.
3176 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3177 (Descriptors::is_claimed): Remove.
3178 (claim_descriptor_for_plugin): Remove.
3179 * fileread.cc (File_read::claim_for_plugin): Remove.
3180 * fileread.h (File_read::claim_for_plugin): Remove.
3181 (File_read::descriptor): Reopen descriptor if necessary.
3182 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3183 (Plugin_manager::all_symbols_read): Add task parameter. Change
3184 all callers.
3185 (Plugin_manager::get_input_file): New function.
3186 (Plugin_manager::release_input_file): New function.
3187 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3188 corresponding data member.
3189 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3190 and pass to base constructor. Change all callers.
3191 (get_input_file, release_input_file): New functions.
3192 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3193 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3194 (Plugin_manager::all_symbols_read): Add task parameter.
3195 (Plugin_manager::get_input_file): New function.
3196 (Plugin_manager::release_input_file): New function.
3197 (Plugin_manager::task_): New data member.
3198 (Pluginobj::Pluginobj): Add filesize parameter.
3199 (Pluginobj::filename): New function.
3200 (Pluginobj::descriptor): New function.
3201 (Pluginobj::filesize): New function.
3202 (Pluginobj::filesize_): New data member.
3203 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3204 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3205 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3206
3207 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3208 with archive libraries.
3209 * testsuite/Makefile.in: Regenerate.
3210 * testsuite/plugin_test.c (struct sym_info): New type.
3211 (get_input_file, release_input_file): New static variables.
3212 (onload): Capture new transfer vector entries.
3213 (claim_file_hook): Stop reading at end of file according to filesize.
3214 Factor out parsing of readelf output into separate function.
3215 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3216 APIs and get the source file name from the symbol table. Convert
3217 source file name to corresponding object file name. Print info
3218 message when adding new input files.
3219 (parse_readelf_line): New function.
3220 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3221 * testsuite/plugin_test_2.sh: Likewise.
3222 * testsuite/plugin_test_3.sh: Likewise.
3223 * testsuite/plugin_test_4.sh: New test case.
3224
62a6d109
ILT		 32252009-01-07 Ian Lance Taylor <iant@google.com>
3226
3227 * version.cc (version_string): Bump to 1.8.
3228
483620e8
CC		 32292008-12-23 Cary Coutant <ccoutant@google.com>
3230
3231 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3232 * plugin.cc (Plugin_manager::finish): Rename as
3233 layout_deferred_objects. Move cleanup to separate function.
3234 (Plugin_manager::cleanup): New function.
3235 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3236 separately.
3237 * plugin.h (Plugin_manager::finish): Rename as
3238 layout_deferred_objects.
3239 (Plugin_manager::cleanup): New function.
3240 (Plugin_manager::cleanup_done): New field.
3241
d66a9eb3
CC		 32422008-12-23 Cary Coutant <ccoutant@google.com>
3243
3244 * plugin.cc (is_visible_from_outside): New function.
3245 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3246 so we don't return "IR only" status for exported symbols or -r links.
3247
3248 * testsuite/Makefile.am (plugin_test_3): New test case.
3249 * testsuite/Makefile.in: Regenerate.
3250 * testsuite/plugin_test_3.sh: New file.
3251
5995b570
CC		 32522008-12-22 Cary Coutant <ccoutant@google.com>
3253
3254 * object.cc (Sized_relobj::layout_section): New function.
3255 (Sized_relobj::do_layout): Defer layout of input sections until after
3256 plugin has provided replacement files.
3257 (Sized_relobj::do_layout_deferred_sections): New function.
3258 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3259 (Relobj::layout_deferred_sections): New function.
3260 (Relobj::do_layout_deferred_sections): New function.
3261 (Sized_relobj::do_layout_deferred_sections): New function.
3262 (Sized_relobj::layout_section): New function.
3263 (Sized_relobj::Deferred_layout): New structure.
3264 (Sized_relobj::deferred_layout_): New field.
3265 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3266 Change all callers. Layout deferred sections.
3267 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3268 references.
3269 (Plugin_hook::run): Move code from do_plugin_hook inline.
3270 (Plugin_hook::do_plugin_hook): Remove.
3271 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3272 (Plugin_manager::finish): Renamed, was cleanup.
3273 (Plugin_manager::should_defer_layout): New function.
3274 (Plugin_manager::add_deferred_layout_object): New function.
3275 (Plugin_manager::Deferred_layout_list): New type.
3276 (Plugin_manager::deferred_layout_objects_): New field.
3277 (Plugin_hook::do_plugin_hook): Remove.
3278
ee769c88
ILT		 32792008-12-17 Ian Lance Taylor <iant@google.com>
3280
3281 * options.h (class General_options): Add --no case for
3282 --export-dynamic.
3283
abc8dcba
CC		 32842008-12-16 Cary Coutant <ccoutant@google.com>
3285
3286 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3287 vector.
3288 (Plugin_manager::claim_file): Create plugin object even if
3289 plugin did not call the add_symbols callback.
3290 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3291 asking for more symbols than were added.
3292 * testsuite/Makefile.am (plugin_test_1): Add test case with
3293 no global symbols.
3294 (empty.syms): New target.
3295 * testsuite/Makefile.in: Regenerate.
3296 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3297 message. Don't call add_symbols if no globals.
3298 (all_symbols_read_hook): Don't provide replacement for empty
3299 claimed file.
3300
b0074644
ILT		 33012008-12-12 Ian Lance Taylor <iant@google.com>
3302
68943102
ILT		 3303 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3304 r_type == 0 for a local symbol with r_sym == 0.
3305 (scan_relocatable_relocs): Pass r_sym to
3306 local_non_section_strategy.
3307 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3308 r_sym parameter.
3309
b0074644
ILT		 3310 * configure.ac: Update test for TLS descriptors: they are
3311 supported as of glibc 2.9.
3312 * configure: Rebuild.
3313
c2508178
ILT		 33142008-12-11 Ian Lance Taylor <iant@google.com>
3315
3316 PR 7091
3317 * target-reloc.h (Default_scan_relocatable_relocs): For each
3318 function, map r_type == 0 to RELOC_DISCARD.
3319
2756a258
CC		 33202008-12-10 Cary Coutant <ccoutant@google.com>
3321
3322 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3323 object to override a kept COMDAT group from a plugin object.
3324
bb6f53d3
ILT		 33252008-12-09 Ian Lance Taylor <iant@google.com>
3326
fbc558e1
ILT		 3327 PR 7088
3328 * yyscript.y (file_cmd): Handle INPUT.
3329
bb6f53d3
ILT		 3330 * testsuite/initpri1.c: Change all declarations to be full
3331 prototypes by adding void, to avoid compiler warnings.
3332
4674ecfc
CC		 33332008-12-05 Rafael Avila de Espindola <espindola@google.com>
3334
3335 * options.cc (General_options::parse_plugin_opt): New.
3336 (General_options::add_plugin): The argument now is just the filename.
3337 (General_options::add_plugin_option): New.
3338 * options.h (plugin_opt): New.
3339 (add_plugin): Change argument name.
3340 (add_plugin_option): New.
3341 * plugin.cc (Plugin::load): Don't parse the plugin option.
3342 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3343 (Plugin::add_option): New.
3344 (Plugin::args_): Change type.
3345 (Plugin::filename_): New.
3346 (Plugin_manager::add_plugin_option): New.
3347 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3348 * testsuite/Makefile.in: Regenerate.
3349
fd06b4aa
CC		 33502008-12-05 Cary Coutant <ccoutant@google.com>
3351
3352 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3353 Handle --strip-lto-sections option.
3354 * options.h (strip_lto_sections): New option.
3355
6c52134c
CC		 33562008-12-01 Cary Coutant <ccoutant@google.com>
3357
3358 * plugin.cc (ld_plugin_message): Change format parameter to const.
3359 Fix mismatch between new[] and delete.
3360
a45248e0
CC		 33612008-11-14 Cary Coutant <ccoutant@google.com>
3362
3363 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3364 instead of -1U.
3365
c82fbeee
CS		 33662008-11-05 Craig Silverstein <csilvers@google.com>
3367
3368 * options.cc (General_options::parse_dynamic_list): New function.
3369 * options.h (General_options): New flags dynamic_list,
3370 dynamic_list_data, dynamic_list_cpp_new, and
3371 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3372 (General_options::in_dynamic_list): New function.
3373 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3374 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3375 (Lex::can_continue_name): Likewise.
3376 (yylex): Likewise.
3377 (read_script_file): New parameter script_options.
3378 (read_dynamic_list): New function.
3379 (Script_options::define_dynamic_list): New function.
3380 (dynamic_list_keyword_parsecodes): New variable.
3381 (dynamic_list_keywords): New variable.
3382 * script.h (Script_options::define_dynamic_list): New function
3383 prototype.
3384 (read_dynamic_list): New function prototype.
3385 * symtab.cc (strprefix): New macro.
3386 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3387 dynamic_list_data, dynamic_list_cpp_new, and
3388 dynamic_list_cpp_typeinfo.
3389 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3390 (dynamic_list_expr): New rule.
3391 (dynamic_list_nodes): Likewise.
3392 (dynamic_list_node): Likewise.
3393 * testsuite/Makefile.am (dynamic_list): New test.
3394 * testsuite/Makefile.in: Regenerated.
3395 * testsuite/dynamic_list.t: New file.
3396 * testsuite/dynamic_list.sh: New file.
3397
e0bb29a5
CS		 33982008-11-05 Craig Silverstein <csilvers@google.com>
3399
3400 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3401 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3402 (t11_last): Likewise.
3403 * testsuite/ver_test_6.c (main): Likewise.
3404
4e1e25e0
CC		 34052008-10-07 Cary Coutant <ccoutant@google.com>
3406
3407 * options.c (General_options::finalize): Add check for -static and
3408 -shared.
3409 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3410 is not empty.
3411
92f03fcb
CC		 34122008-10-02 Cary Coutant <ccoutant@google.com>
3413
3414 * plugin.cc (make_sized_plugin_object): Fix conditional
3415 compilation to work when not all targets are enabled.
3416
fbd8a257
CC		 34172008-09-29 Cary Coutant <ccoutant@google.com>
3418
3419 * archive.cc (Archive::get_file_and_offset): Use filename instead
3420 of name to get library path.
3421 (Archive::include_member): Unlock external member of a thin archive.
3422
3423 * testsuite/Makefile.am (TEST_AR): New variable.
3424 (thin_archive_test_1): New test.
3425 (thin_archive_test_2): New test.
81636b3f
CC		 3426 * testsuite/Makefile.in: Regenerate.
3427 * testsuite/thin_archive_main.cc: New file.
3428 * testsuite/thin_archive_test_1.cc: New file.
3429 * testsuite/thin_archive_test_2.cc: New file.
3430 * testsuite/thin_archive_test_3.cc: New file.
3431 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3432
eff45813
CC		 34332008-09-29 Cary Coutant <ccoutant@google.com>
3434
3435 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3436 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3437 instead of -1U.
3438 (Sized_relobj::do_finalize_local_symbols): Likewise.
3439 (Sized_relobj::map_to_kept_section): Likewise.
3440 * object.h (Sized_relobj::invalid_address): New constant.
3441 (Sized_relobj::do_output_section_offset): Check for invalid_address
3442 and return -1ULL.
3443 * output.cc (Output_reloc::local_section_offset): Use constant
3444 invalid_address instead of -1U.
3445 (Output_reloc::get_address): Likewise.
3446 (Output_section::output_address): Change -1U to -1ULL.
3447 * output.h (Output_reloc::invalid_address): New constant.
3448 * reloc.cc (Sized_relobj::write_sections): Use constant
3449 invalid_address instead of -1U.
3450 (Sized_relobj::relocate_sections): Likewise.
3451 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3452 values for merge sections.
3453 * target-reloc.h (relocate_for_relocatable): Use constant
3454 invalid_address instead of -1U.
3455
89fc3421
CC		 34562008-09-19 Cary Coutant <ccoutant@google.com>
3457
3458 Add plugin functionality for link-time optimization (LTO).
3459 * configure.ac (plugins): Add --enable-plugins option.
3460 * configure: Regenerate.
3461 * config.in: Regenerate.
3462 * Makefile.am (LIBDL): New variable.
3463 (CCFILES): Add plugin.cc.
3464 (HFILES): Add plugin.h.
3465 (ldadd_var): Add LIBDL.
3466 * Makefile.in: Regenerate.
3467
3468 * archive.cc: Include "plugin.h".
3469 (Archive::setup): Don't preread archive symbols when using a plugin.
3470 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3471 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3472 files.
3473 (Archive::include_member): Add symbols from plugin objects.
3474 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3475 * descriptors.cc (Descriptors::open): Check for file descriptors
3476 abandoned by plugins.
3477 (Descriptors::claim_for_plugin): New function.
3478 * descriptors.h (Descriptors::claim_for_plugin): New function.
3479 (Open_descriptor::is_claimed): New field.
3480 (claim_descriptor_for_plugin): New function.
3481 * fileread.cc (File_read::claim_for_plugin): New function.
3482 * fileread.h (File_read::claim_for_plugin): New function.
3483 (File_read::descriptor): New function.
3484 * gold.cc: Include "plugin.h".
3485 (queue_initial_tasks): Add task to call plugin hooks for generating
3486 new object files.
3487 * main.cc: Include "plugin.h".
3488 (main): Load plugin libraries.
3489 * object.h (Pluginobj): Declare.
3490 (Object::pluginobj): New function.
3491 (Object::do_pluginobj): New function.
3492 (Object::set_target): New function.
3493 * options.cc: Include "plugin.h".
3494 (General_options::parse_plugin): New function.
3495 (General_options::General_options): Initialize plugins_ field.
3496 (General_options::add_plugin): New function.
3497 * options.h (Plugin_manager): Declare.
3498 (General_options): Add --plugin option.
3499 (General_options::has_plugins): New function.
3500 (General_options::plugins): New function.
3501 (General_options::add_plugin): New function.
3502 (General_options::plugins_): New field.
3503 * plugin.cc: New file.
3504 * plugin.h: New file.
3505 * readsyms.cc: Include "plugin.h".
3506 (Read_symbols::do_read_symbols): Check for archive before checking
3507 for ELF file. Call plugin hooks to claim files.
3508 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3509 from a real object file; force override when processing replacement
3510 files.
3511 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3512 (Symbol::init_base_object): Likewise.
3513 (Symbol::init_base_output_data): Likewise.
3514 (Symbol::init_base_output_segment): Likewise.
3515 (Symbol::init_base_constant): Likewise.
3516 (Symbol::init_base_undefined): Likewise.
3517 (Symbol::output_section): Assert that object is not a plugin.
3518 (Symbol_table::add_from_pluginobj): New function.
3519 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3520 undefined.
3521 (Symbol_table::sized_write_globals): Likewise.
3522 (Symbol_table::add_from_pluginobj): Instantiate template.
3523 * symtab.h (Sized_pluginobj): Declare.
3524 (Symbol::in_real_elf): New function.
3525 (Symbol::set_in_real_elf): New function.
3526 (Symbol::in_real_elf_): New field.
3527 (Symbol_table::add_from_pluginobj): New function.
3528
3529 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3530 (LIBDL): New variable.
3531 (LDADD): Add LIBDL.
3532 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3533 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3534 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3535 (MOSTLYCLEANFILES): Likewise.
3536 * testsuite/Makefile.in: Regenerate.
3537 * testsuite/plugin_test.c: New file.
3538 * testsuite/plugin_test_1.sh: New file.
3539 * testsuite/plugin_test_2.sh: New file.
3540
de31bda5
ILT		 35412008-09-16 Ian Lance Taylor <iant@google.com>
3542
9c2d0ef9
ILT		 3543 * target-reloc.h (relocate_section): Check whether a symbol is
3544 defined by the ABI before reporting an undefined symbol error.
3545 * target.h (Target::is_defined_by_abi): Make parameter const.
3546 (Target::do_is_defined_by_abi): Likewise.
3547 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3548 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3549 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3550 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3551 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3552 * testsuite/Makefile.in: Rebuild.
3553
de31bda5
ILT		 3554 * fileread.cc (make_view): Add casts to avoid warning.
3555
9fa33bee
AO		 35562008-09-16 Alexandre Oliva <aoliva@redhat.com>
3557
3558 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3559 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3560
183fd0e3
AO		 35612008-09-16 Alexandre Oliva <aoliva@redhat.com>
3562
3563 * options.h (General_options::output_is_executable): New.
3564 (General_options::output_is_pie): New.
3565 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3566 for shared libraries.
3567 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3568
7be8330a
CD		 35692008-09-11 Chris Demetriou <cgd@google.com>
3570
3571 * options.h (origin): New -z option.
3572 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3573 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3574 in DT_FLAGS_1.
3575
a9caad02
CC		 35762008-09-05 Cary Coutant <ccoutant@google.com>
3577
3578 * fileread.cc (File_read::make_view): Add check for attempt to map
3579 beyond end of file.
3580
ae6dce4d
CC		 35812008-09-05 Cary Coutant <ccoutant@google.com>
3582
3583 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3584 explicit instantiations.
3585
d7ab2a47
KVH		 35862008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3587
3588 PR gold/6858
3589 * options.cc (General_options::finalize): Allow undefined symbols
3590 in shlibs if linking -shared.
3591
3592 PR gold/6859
3593 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3594 symbols as not needing a dynsym entry.
3595
1e52a9c1
CS		 35962008-08-20 Craig Silverstein <csilvers@google.com>
3597
3598 * fileread.cc (File_read::open): Do not lock the file unless it
3599 was successfully opened.
3600
d85c80a3
CC		 36012008-08-14 Cary Coutant <ccoutant@google.com>
3602
3603 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3604 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3605 * testsuite/tls_test.cc (struct int128): 128-bit struct
3606 for testing TLS relocs with non-zero addend.
3607 (v12): New TLS variable.
3608 (t12): New test.
3609 (t_last): Add check for v12.
3610 * testsuite/tls_test.h (t12): New function.
3611 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3612
2d924fd9
ILT		 36132008-08-13 Ian Lance Taylor <iant@google.com>
3614
3615 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3616 set tls_segment_ or relro_segment_.
3617 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3618 when appropriate.
3619 * output.h (Output_section::clear_is_relro): New function.
3620 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3621 sections specially even when output_data_ is empty.
3622 (Output_segment::maximum_alignment): When first section is relro,
3623 only force alignment for PT_LOAD segments.
3624 * script.cc (script_data_segment_align): New function.
3625 (script_data_segment_relro_end): New function.
3626 * script-c.h (script_data_segment_align): Declare.
3627 (script_data_segment_relro_end): Declare.
3628 * script-sections.h (class Script_sections): Declare
3629 data_segment_align and data_segment_relro_end. Add fields
3630 segment_align_index_ and saw_relro_end_.
3631 * script-sections.cc (class Sections_element): Add set_is_relro
3632 virtual function. Add new bool* parameter to place_orphan_here.
3633 Add get_output_section virtual function.
3634 (class Output_section_definition): Add set_is_relro. Add new
3635 bool* parameter to place_orphan_here. Add get_output_section.
3636 Add is_relro_ field.
3637 (Output_section_definition::Output_section_definition): Initialize
3638 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3639 and is_relro_ fields.
3640 (Output_section_definition::place_orphan_here): Add is_relro
3641 parameter.
3642 (Output_section_definition::set_section_addresses): Set relro for
3643 output section.
3644 (Output_section_definition::alternate_constraint): Likewise.
3645 (class Orphan_output_section): Add new bool* parameter to
3646 place_orphan_here. Add get_output_section.
3647 (Orphan_output_section::place_orphan_here): Add is_relro
3648 parameter.
3649 (Script_sections::Script_sections): Initialize
3650 data_segment_align_index_ and saw_relro_end_.
3651 (Script_sections::data_segment_align): New function.
3652 (Script_sections::data_segment_relro_end): New function.
3653 (Script_sections::place_orphan): Set or clear is_relro.
3654 (Script_sections::set_section_addresses): Force alignment of first
3655 TLS section.
3656 * yyscript.y (exp): Call script_data_segment_align and
3657 script_data_segment_relro_end.
3658 * testsuite/relro_script_test.t: New file.
3659 * testsuite/relro_test.cc (using_script): Declare.
3660 (t1, t2): Test using_script.
3661 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3662 (relro_script_test_SOURCES): Define.
3663 (relro_script_test_DEPENDENCIES): Define.
3664 (relro_script_test_LDFLAGS): Define.
3665 (relro_script_test_LDADD): Define.
3666 (relro_script_test.so): New target.
3667 * testsuite/Makefile.in: Rebuild.
3668
f827c9a9
CC		 36692008-08-06 Cary Coutant <ccoutant@google.com>
3670
3671 * archive.cc (Archive::total_archives, Archive::total_members)
3672 (Archive::total_members_loaded): New variables.
3673 (Archive::setup): Add parameter. Add option to preread
3674 archive symbols.
3675 (Archive::read_armap): Add counter.
3676 (Archive::get_file_and_offset): New function.
3677 (Archive::get_elf_object_for_member): New function.
3678 (Archive::read_all_symbols): New function.
3679 (Archive::read_symbols): New function.
3680 (Archive::add_symbols): Add counters.
3681 (Archive::include_all_members): Use armap to find members if it's
3682 already built.
3683 (Archive::include_member): Skip reading symbols if already read.
3684 Factored code into Archive::get_file_and_offset and
3685 Archive::get_elf_object_for_member. Changed call to
3686 Mapfile::report_include_archive_member.
3687 (Archive::print_stats): New function.
3688 * archive.h: Declare Object and Read_symbols_data classes.
3689 (Archive::Archive): Add initializers for new members.
3690 (Archive::setup): Add parameter.
3691 (Archive::print_stats): New function.
3692 (Archive::total_archives, Archive::total_members)
3693 (Archive::total_members_loaded): New variables.
3694 (Archive::get_file_and_offset): New function.
3695 (Archive::get_elf_object_for_member): New function.
3696 (Archive::read_all_symbols): New function.
3697 (Archive::read_symbols): New function.
3698 (Archive::Archive_member): New class.
3699 (Archive::members_): New member.
3700 (Archive::num_members_): New member.
3701 * main.cc: Include archive.h.
3702 (main): Call Archive::print_stats.
3703 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3704 archive parameter; member_name is now the fully-decorated name.
3705 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3706 * options.h: (General_options): Add --preread-archive-symbols option.
3707 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3708 Archive::setup.
3709
de4c45bd
ILT		 37102008-08-04 Ian Lance Taylor <iant@google.com>
3711
3712 * symtab.h (Symbol::use_plt_offset): New function.
3713 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3714 * powerpc.cc (Relocate::relocate): Likewise.
3715 * sparc.cc (Relocate::relocate): Likewise.
3716 * x86_64.cc (Relocate::relocate): Likewise.
3717 * testsuite/weak_plt.sh: New test.
3718 * testsuite/weak_plt_main.cc: New test.
3719 * testsuite/weak_plt_shared.cc: New test.
3720 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3721 (check_PROGRAMS): Add weak_plt.
3722 (check_DATA): Add weak_plt_shared.so.
3723 (weak_plt_main_pic.o, weak_plt): New targets.
3724 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3725 * testsuite/Makefile.in: Rebuild.
3726
3727 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3728 gcctestdir/ld.
3729 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3730 * testsuite/Makefile.in: Rebuild.
3731
323ee3f4
AM		 37322008-08-04 Alan Modra <amodra@bigpond.net.au>
3733
3734 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3735 * Makefile.in: Regenerate.
3736 * po/POTFILES.in: Regenerate.
3737
7c07ecec
ILT		 37382008-07-29 Ian Lance Taylor <iant@google.com>
3739
3740 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3741 symbols before other symbols.
3742 * testsuite/script_test_2.cc (test_addr): Declare.
3743 (test_addr_alias): Declare.
3744 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3745 values.
7c07ecec
ILT		 3746 * testsuite/script_test_2.t: Define test_addr_alias and
3747 test_addr.
3748
5778530e
ILT		 37492008-07-24 Ian Lance Taylor <iant@google.com>
3750
2a00e4fb
ILT		 3751 PR 5990
3752 * descriptors.cc: New file.
3753 * descriptors.h: New file.
3754 * gold-threads.h (class Hold_optional_lock): New class.
3755 * fileread.cc: Include "descriptors.h".
3756 (File_read::~File_read): Release descriptor rather than closing
3757 it.
3758 (File_read::open) [file]: Call open_descriptor rather than open.
3759 Set is_descriptor_opened_.
3760 (File_read::open) [memory]: Assert that descriptor is not open.
3761 (File_read::reopen_descriptor): New function.
3762 (File_read::release): Release descriptor.
3763 (File_read::do_read): Make non-const. Reopen descriptor.
3764 (File_read::read): Make non-const.
3765 (File_read::make_view): Reopen descriptor.
3766 (File_read::do_readv): Likewise.
3767 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3768 Update declarations.
3769 * layout.cc: Include "descriptors.h".
3770 (Layout::create_build_id): Use open_descriptor rather than open.
3771 * output.cc: Include "descriptors.h".
3772 (Output_file::open): Use open_descriptor rather than open.
3773 * archive.cc (Archive::const_iterator): Change Archive to be
3774 non-const.
3775 (Archive::begin, Archive::end): Make non-const.
3776 (Archive::count_members): Likewise.
3777 * archive.h (class Archive): Update declarations.
3778 * object.h (Object::read): Make non-const.
3779 * Makefile.am (CCFILES): Add descriptors.cc.
3780 (HFILES): Add descriptors.h.
3781 * Makefile.in: Rebuild.
3782
801647d1
ILT		 3783 PR 6716
3784 * gold.h: Always include <clocale>. Add Solaris workarounds
3785 following code in binutils/sysdep.h.
3786
5edd166e
ILT		 3787 PR 6048
3788 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3789 this->eh_frame_hdr_ is NULL before using it.
3790
c89ad728
ILT		 3791 * dynobj.cc (Versions::Versions): Update comment.
3792
aa86f06b
ILT		 3793 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3794 the base version name.
3795
5778530e
ILT		 3796 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3797 array size plus one.
3798 (Stringpool_template::set_string_offsets): Subtract one from key
3799 before using it as an array index.
3800 (Stringpool_template::get_offset_with_length): Likewise.
3801 (Stringpool_template::write_to_buffer): Likewise.
3802 * stringpool.h (Stringpool_template::get_offset_from_key):
3803 Likewise.
3804
057ead22
ILT		 38052008-07-23 Ian Lance Taylor <iant@google.com>
3806
7f649c59
ILT		 3807 PR 6658
3808 * object.h (Merged_symbol_value::value): Do our best to handle a
3809 negative addend.
3810
057ead22
ILT		 3811 PR 6647
3812 * script.cc (Version_script_info::get_versions): Don't add empty
3813 version tag to return value.
3814 (Version_script_info::get_symbol_version_helper): Change return
3815 type to bool. Add pversion parameter. Change all callers.
3816 (script_register_vers_node): Don't require a non-NULL tag.
3817 * script.h (class Version_script_info): Update declarations.
3818 (Version_script_info::get_symbol_version): Change return type to
3819 bool. Add version parameter. Change all callers.
3820 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3821 handling. Handle an empty version from a version script.
3822 (Symbol_table::define_special_symbol): Likewise.
3823 * testsuite/ver_test_10.script: New file.
3824 * testsuite/ver_test_10.sh: New file.
3825 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3826 (check_DATA): Add ver_test_10.syms.
3827 (ver_test_10.syms, ver_test_10.so): New target.
3828 * testsuite/Makefile.in: Rebuild.
3829
58e54ac2
CD		 38302008-07-23 Simon Baldwin <simonb@google.com>
3831
3832 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3833 to zero for undefined symbols from dynamic libraries.
3834
95d14cd3
ILT		 38352008-07-23 Ian Lance Taylor <iant@google.com>
3836
3837 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3838 Change all callers.
3839 * symtab.h (class Symbol_table): Update declaration.
3840 * testsuite/ver_test_9.cc: New file.
3841 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3842 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3843 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3844 (ver_test_9.so, ver_test_9.o): New targets.
3845 * testsuite/Makefile.in: Rebuild.
3846
92de84a6
ILT		 38472008-07-22 Ian Lance Taylor <iant@google.com>
3848
34810851
ILT		 3849 * options.h (class General_options): Define --check-sections.
3850 * layout.cc (Layout::set_segment_offsets): Handle
3851 --check-sections.
3852
af6156ef
ILT		 3853 * options.h (class General_options): Define -n/--nmagic and
3854 -N/--omagic.
3855 * options.cc (General_options::finalize): For -n/--nmagic or
3856 -N/--omagic, set -static.
3857 * layout.cc (Layout::attach_allocated_section_to_segment): If
3858 -N/--omagic, don't put read-only and read-write sections in
3859 different segments.
3860 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3861 finding a read-only segment.
3862 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3863 don't set the minimum segment alignment to the common page size,
3864 and don't set the file offset to the address modulo the page size.
3865 * script-sections.cc (Script_sections::create_segments): If
3866 -n/--omagic, don't put read-only and read-write sections in
3867 different segments.
3868
92de84a6
ILT		 3869 * cref.cc: New file.
3870 * cref.h: New file.
3871 * options.h (class General_options): Add --print-symbol-counts.
3872 * main.cc (main): Issue defined symbol report if requested.
3873 * archive.cc (Archive::interpret_header): Make into a const member
3874 function.
3875 (Archive::add_symbols): Call Input_objects::archive_start and
3876 archive_stop.
3877 (Archive::const_iterator): Define new class.
3878 (Archive::begin, Archive::end): New functions.
3879 (Archive::include_all_members): Rewrite to use iterator.
3880 (Archive::count_members): New function.
3881 * archive.h (class Archive): Update declarations.
3882 (Archive::filename): New function.
3883 * object.cc: Include "cref.h".
3884 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3885 (Sized_relobj::do_get_global_symbol_counts): New function.
3886 (Input_objects::add_object): Add object to cross-referencer.
3887 (Input_objects::archive_start): New function.
3888 (Input_objects::archive_stop): New function.
3889 (Input_objects::print_symbol_counts): New function.
3890 * object.h: Declare Cref and Archive.
3891 (Object::get_global_symbol_counts): New function.
3892 (Object::do_get_global_symbol_counts): New pure virtual function.
3893 (class Sized_relobj): Add defined_count_ field. Update
3894 declarations.
3895 (class Input_objects): Add cref_ field. Update constructor.
3896 Update declarations.
3897 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3898 defined_count_.
3899 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3900 symbol counts.
3901 (Sized_dynobj::do_get_global_symbol_counts): New function.
3902 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3903 defined_count_. Update declarations. Define Symbols typedef.
3904 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3905 parameter. Change all callers.
3906 (Symbol_table::add_from_dynobj): Add sympointers and defined
3907 parameters. Change all callers.
3908 * symtab.h (class Symbol_table): Update declarations.
3909 * Makefile.am (CCFILES): Add cref.cc.
3910 (HFILES): Add cref.h.
3911 * Makefile.in: Rebuild.
3912
3f7c5e1d
CD		 39132008-07-22 Simon Baldwin <simonb@google.com>
3914
3915 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3916 to zero when writing undefined symbols.
3917
e0b64032
ILT		 39182008-07-22 Ian Lance Taylor <iant@google.com>
3919
3920 * output.cc (Output_section::add_input_section): Don't try to
3921 merge empty merge sections.
3922
096b02cf
CS		 39232008-07-21 Craig Silverstein <csilvers@google.com>
3924
3925 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3926 Include symbol version in error message.
cd536b21 3927
1d1f116d
CD		 39282008-07-20 Chris Demetriou <cgd@google.com>
3929
cd536b21 3930 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 3931 (RANDOM_SEED_CFLAGS): New substituted variable.
3932 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3933 * configure: Rebuild.
3934 * Makefile.in: Likewise.
3935 * testsuite/Makefile.in: Likewise.
3936
a18f591e
ILT		 39372008-07-18 Ian Lance Taylor <iant@google.com>
3938
3939 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3940 where we see NAME/NULL and NAME/VERSION as separate symbols.
3941 * testsuite/ver_test_main.cc (main): Call t4.
3942 (t4, t4_2a): Define.
3943 * testsuite/ver_test_2.cc (t4_2): Define.
3944 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3945 * testsuite/ver_test_4.cc (t4_2a): Define.
3946 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3947 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3948
c6e3f6ed
ILT		 39492008-07-17 Ian Lance Taylor <iant@google.com>
3950
3951 * dynobj.cc (Versions::add_def): If we give an error about a
3952 missing version, go ahead and create the version anyhow.
3953
ef9beddf
ILT		 39542008-07-10 Ian Lance Taylor <iant@google.com>
3955
3956 Handle output sections with more than 0x7fffffff bytes.
3957 * object.h (class Relobj): Change map_to_output_ to
3958 output_sections_, and just keep a section pointer. Change all
3959 uses. Move comdat group support to Sized_relobj.
3960 (Relobj::is_section_specially_mapped): Remove.
3961 (Relobj::output_section): Remove poff parameter. Change all
3962 callers.
3963 (Relobj::output_section_offset): New function.
3964 (Relobj::set_section_offset): Rewrite.
3965 (Relobj::map_to_output): Remove.
3966 (Relobj::output_sections): New function.
3967 (Relobj::do_output_section_offset): New pure virtual function.
3968 (Relobj::do_set_section_offset): Likewise.
3969 (class Sized_relobj): Add section_offsets_ field. Add comdat
3970 group support from Relobj. Update declarations.
3971 (Sized_relobj::get_output_section_offset): New function.
3972 (Sized_relobj::do_output_section_offset): New function.
3973 (Sized_relobj::do_set_section_offset): New function.
3974 * object.cc (Relobj::output_section_address): Remove.
3975 (Sized_relobj::Sized_relobj): Initialize new fields.
3976 (Sized_relobj::include_section_group): Cast find_kept_object to
3977 Sized_relobj.
3978 (Sized_relobj::include_linkonce_section): Likewise.
3979 (Sized_relobj::do_layout): Use separate arrays for output section
3980 and output offset.
3981 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3982 output_sections.
3983 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3984 output_sections and section_offsets.
3985 (Sized_relobj::write_local_symbols): Likewise.
3986 (map_to_kept_section): Compute output address directly.
3987 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3988 output_sections and section_offsets.
3989 (Sized_relobj::write_sections): Likewise.
3990 (Sized_relobj::relocate_sections): Likewise.
3991 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3992 * output.h (class Output_reloc): Update declarations. Change
3993 u2_.relobj to Sized_relobj*.
3994 (class Output_data_reloc): Change add functions to use
3995 Sized_relobj*.
3996 * output.cc (Output_reloc::Output_reloc): Change relobj to
3997 Sized_relobj*.
3998 (Output_reloc::local_section_offset): Change return type to
3999 Elf_Addr. Use get_output_section_offset.
4000 (Output_reloc::get_address): Likewise.
4001 (Output_section::is_input_address_mapped): Don't call
4002 is_section_specially_mapped.
4003 (Output_section::output_offset): Likewise.
4004 (Output_section::output_address): Likewise.
4005 (Output_section::starting_output_address): Likewise.
4006 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4007 parameter to Sized_relobj*.
4008 (Copy_relocs::need_copy_reloc): Likewise.
4009 (Copy_relocs::save): Likewise.
4010 * copy-relocs.h (class Copy_relocs): Update declarations.
4011 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4012 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4013 * target-reloc.h (relocate_for_relocatable): Change
4014 offset_in_output_section type to Elf_Addr. Change code that uses
4015 it as well.
4016 * layout.cc (Layout::layout): Always set *off.
4017 * mapfile.cc (Mapfile::print_input_section): Use
4018 output_section_offset.
4019 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4020 Sized_relobj*.
4021 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4022 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4023 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4024
5cb66f97
ILT		 40252008-07-03 Ian Lance Taylor <iant@google.com>
4026
4027 * layout.cc (Layout::include_section): Do not discard unrecognized
4028 SHT_STRTAB sections.
4029
afe47622
CS		 40302008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4031
4032 * script.cc (Lex::can_continue_name): Make '?' allowable in
4033 version-script names.
4034 * testsuite/version_script.map: Change glob pattern to use '?'
4035
5adf9721
ILT		 40362008-06-30 Manish Singh <yosh@gimp.org>
4037
4038 PR 6585
4039 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4040 Correct typo.
4041
e6fde208
ILT		 40422008-06-30 Ian Lance Taylor <iant@google.com>
4043
4044 PR 6660
4045 PR 6682
4046 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4047 versions]: Don't try to read the value in the contents, since we
4048 don't use it. Use the template endianness when writing.
4049
3f2e6a2d
CC		 40502008-06-25 Cary Coutant <ccoutant@google.com>
4051
4052 * fileread.cc (File_read::make_view): Assert on zero-length view.
4053 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4054 symbol table when there are no symbols to read.
4055
c43d3a48
CS		 40562008-06-23 Craig Silverstein <csilvers@google.com>
4057
4058 * version.cc (version_string): Bump to 1.7
4059
5f494ea0
CS		 40602008-06-18 Craig Silverstein <csilvers@google.com>
4061
4062 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4063 constant 0xFFFF to type Valtype.
4064 (Powerpc_relocate_functions::rel16_ha): Likewise.
4065
c42e122e
ILT		 40662008-06-17 Ian Lance Taylor <iant@google.com>
4067
f34787f8
ILT		 4068 * output.h (Output_section::Input_section): Initialize p2align_ to
4069 zero for Output_section_data constructors.
4070 (Output_section::Input_section::addralign): If not an input
4071 section, return the alignment of the Output_section_data.
4072 * testsuite/copy_test.cc: New file.
4073 * testsuite/copy_test_1.cc: New file.
4074 * testsuite/copy_test_2.cc: New file.
4075 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4076 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4077 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4078 (copy_test_1_pic.o, copy_test_1.so): New targets.
4079 (copy_test_2_pic.o, copy_test_2.so): New targets.
4080 * testsuite/Makefile.in: Rebuild.
4081
c42e122e
ILT		 4082 * script-sections.cc (Script_sections::place_orphan): Initialize
4083 local variable exact.
4084
ce3ac18a
DE		 40852008-06-13 David Edelsohn <edelsohn@gnu.org>
4086
4087 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4088
42cacb20
DE		 40892008-06-12 David Edelsohn <edelsohn@gnu.org>
4090 David S. Miller <davem@davemloft.net>
4091
4092 * powerpc.cc: New file.
4093 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4094 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4095 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4096 * Makefile.in: Rebuild.
4097
7b308235
ILT		 40982008-06-09 Ian Lance Taylor <iant@google.com>
4099
4100 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4101 <exception>.
4102 (throwing, orig_terminate): New static variables.
4103 (terminate_handler): New static function.
4104 (t2): Set terminate handler.
4105
f0b886e3
ILT		 41062008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4107
4108 PR 6584
cd536b21 4109 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4110 alignment.
4111
3e90f135
CC		 41122008-05-30 Cary Coutant <ccoutant@google.com>
4113
4114 * archive.cc (Archive::include_all_members) Correct to step
4115 over symbol table and extended name table in thin archives.
4116
e09ad04a
ILT		 41172008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4118
4119 PR 6407
4120 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4121 calculation.
4122
62b01cb5
ILT		 41232008-05-28 Caleb Howe <cshowe@google.com>
4124
4125 * reduced_debug_output.cc: New file.
4126 * reduced_debug_output.h: New file.
92de84a6 4127 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4128 * options.cc (General_options::finalize): Add strip_debug_non_line
4129 to the strip heirarchy.
4130 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4131 fields.
4132 * layout.cc: Include "reduced_debug_output.h".
4133 (Layout::Layout): Initialize new fields.
4134 (line_only_debug_sections): New static array.
4135 (is_lines_only_debug_sections): New static inline function.
4136 (Layout::include_section): Handle --strip-debug-non-line.
4137 (Layout::make_output_section): If --strip-debug-non-line, build
4138 new output sections for .debug_abbrev and .debug_info.
4139 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4140 gold. Warn about possible overflow.
4141 (read_signed_LEB_128): Likewise.
4142 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4143 (read_signed_LEB_128): Declare.
4144 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4145 (HFILES): Add reduced_debug_output.h.
4146 * Makefile.in: Rebuild.
4147
7d9e3d98
ILT		 41482008-05-21 Ian Lance Taylor <iant@google.com>
4149
4150 * mapfile.cc: New file.
4151 * mapfile.h: New file.
4152 * options.h (class General_options): Add -M/--print-map and -Map.
4153 * options.cc (General_options::finalize): Make -M equivalent to
4154 -Map -.
4155 * main.cc: Include <cstdio> and "mapfile.h".
4156 (main): Open mapfile if requested.
4157 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4158 constructor. Change caller.
4159 (queue_initial_tasks): Add mapfile parameter. Change caller.
4160 (queue_middle_tasks): Likewise.
4161 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4162 declarations.
4163 * archive.cc: Include "mapfile.h".
4164 (Archive::add_symbols): Add mapfile parameter. Change all
4165 callers. Pass mapfile, symbol, and reason to include_member.
4166 (Archive::include_all_members): Add mapfile parameter. Change all
4167 callers.
4168 (Archive::include_member): Add mapfile, sym, and why parameters.
4169 Change all callers. Report inclusion to map file.
4170 * archive.h: Include "fileread.h".
4171 (class Archive): Update declarations.
4172 (Archive::file): New const method.
4173 (class Add_archive_symbols): Add mapfile_ field. Update
4174 constructor. Change all callers.
4175 * readsyms.h (class Read_symbols): Likewise.
4176 (class Finish_group): Likewise.
4177 (class Read_script): Likewise.
4178 * common.cc: Include "mapfile.h".
4179 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4180 all callers.
4181 (Symbol_table::do_allocate_commons): Likewise.
4182 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4183 symbol allocation to mapfile.
4184 * common.h (class Allocate_commons_task): Add mapfile_ field.
4185 Update constructor. Change all callers.
4186 * symtab.h (class Symbol_table): Update declarations.
4187 * layout.cc: Include "mapfile.h".
4188 (Layout_task_runner::run): Print information to mapfile.
4189 (Layout::create_gold_note): Change Output_data_fixed_space to
4190 Output_data_zero_fill.
4191 (Layout::create_build_id): Likewise.
4192 (Layout::print_to_mapfile): New function.
4193 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4194 constructor. Change caller.
4195 (class Layout): Declare print_to_mapfile.
4196 * output.cc (Output_section::Input_section::print_to_mapfile): New
4197 function.
4198 (Output_section::add_input_section): If producing a map, always
4199 add to input_sections_ list.
4200 (Output_section::do_print_to_mapfile): New function.
4201 (Output_segment::print_sections_to_mapfile): New function.
4202 (Output_segment::print_section_list_to_mapfile): New function.
4203 * output.h: Include "mapfile.h".
4204 (Output_data::print_to_mapfile): New function.
4205 (Output_data::do_print_to_mapfile): New virtual function.
4206 (Output_segment_headers::do_print_to_mapfile): New function.
4207 (Output_file_header::do_print_to_mapfile): New function.
4208 (Output_data_const::do_print_to_mapfile): New function.
4209 (class Output_data_const_buffer): Add map_name_ field. Update
4210 constructor. Change all callers. Add do_print_to_mapfile
4211 function.
4212 (class Output_data_fixed_space): Likewise.
4213 (class Output_data_space): Likewise.
4214 (class Output_data_zero_fill): New class.
4215 (Output_data_strtab::do_print_to_mapfile): New function.
4216 (Output_data_reloc_base::do_print_to_mapfile): New function.
4217 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4218 (Output_data_group::do_print_to_mapfile): New function.
4219 (Output_data_got::do_print_to_mapfile): New function.
4220 (Output_data_dynamic::do_print_to_mapfile): New function.
4221 (Output_symtab_xindex::do_print_to_mapfile): New function.
4222 (class Output_section): Declare do_print_to_mapflie. Declare
4223 print_to_mapfile in Input_section.
4224 (class Output_segment): Declare new functions.
4225 * object.h (Sized_relobj::symbol_count): New function.
4226 * script-sections.cc
4227 (Output_section_element_dot_assignment::set_section_addresses):
4228 Change Output_data_fixed_space to Output_data_zero_fill.
4229 (Output_data_expression::do_print_to_mapfile): New function.
4230 * script.cc (read_input_script): Add mapfile parameter. Change
4231 all callers.
4232 * script.h (read_input_script): Update declaration.
4233 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4234 (Eh_frame::do_print_to_mapfile): New function.
4235 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4236 (Output_merge_string::do_print_to_mapfile): New function.
4237 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4238 function.
4239 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4240 function.
4241 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4242 function.
4243 * Makefile.am (CCFILES): Add mapfile.cc.
4244 (HFILES): Add mapfile.h.
4245 * Makefile.in: Rebuild.
4246
9f1d377b
ILT		 42472008-05-19 Ian Lance Taylor <iant@google.com>
4248
4249 * options.h (class General_options): Add -z relro.
4250 * layout.cc (Layout::Layout): Initialize relro_segment_.
4251 (Layout::add_output_section_data): Return the output section.
4252 (Layout::make_output_section): Rcognize relro sections and mark
4253 them appropriately.
4254 (Layout::attach_allocated_section_to_segment): Put relro sections
4255 in a PT_GNU_RELRO segment.
4256 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4257 section as relro.
4258 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4259 PT_TLS segments.
4260 (Layout::linkonce_mapping): Map d.rel.ro.local to
4261 .data.rel.ro.local.
4262 (Layout::output_section_name): Us .data.rel.ro.local for any
4263 section which begins with that.
4264 * layout.h (class Layout): Update add_output_section_data
4265 declaration. Add relro_segment_ field.
4266 * output.cc (Output_section::Output_section): Initialize is_relro_
4267 and is_relro_local_ fields.
4268 (Output_segment::add_output_section): Group relro sections.
4269 (Output_segment::is_first_section_relro): New function.
4270 (Output_segment::maximum_alignment): If there is a relro section,
4271 align the segment to the common page size.
4272 (Output_segment::set_section_addresses): Track whether we are
4273 looking at relro sections. If the last section is a relro
4274 section, align to the common page size.
4275 (Output_segment::set_section_list_addresses): Add in_relro
4276 parameter. Change all callers. Align to the page size when
4277 moving from relro to non-relro section.
4278 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4279 segment.
4280 * output.h (class Output_section): Add is_relro_ and
4281 is_relro_local_ fields.
4282 (Output_section::is_relro): New function.
4283 (Output_section::set_is_relro): New function.
4284 (Output_section::is_relro_local): New function.
4285 (Output_section::set_is_relro_local): New function.
4286 (class Output_segment): Update declarations.
4287 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4288 * sparc.cc (Target_sparc::got_section): Likewise.
4289 * x86_64.cc (Target_x86_64::got_section): Likewise.
4290 * testsuite/relro_test_main.cc: New file.
4291 * testsuite/relro_test.cc: New file.
4292 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4293 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4294 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4295 (relro_test.so, relro_test_pic.o): New targets.
4296 * testsuite/Makefile.in: Rebuild.
4297
a984ee1d
ILT		 42982008-05-16 Ian Lance Taylor <iant@google.com>
4299
01676dcd
ILT		 4300 * output.cc (Output_segment::add_output_section): Remove front
4301 parameter.
4302 * output.h (class Output_segment): Remove
4303 add_initial_output_section and overloaded add_output_section.
4304 Update declaration of remaining add_output_section.
4305 * layout.cc (Layout::create_interp): Call add_output_section
4306 rather than add_initial_output_section.
4307 (Layout::finish_dynamic_section): Likewise.
4308
497897f9
ILT		 4309 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4310 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4311 know the dynamic type.
4312 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4313 field. Initialize it in constructor.
4314 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4315 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4316 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4317 reloc.
4318
a984ee1d
ILT		 4319 * output.cc (Output_reloc::get_address): Change return type to
4320 Elf_Addr.
4321 * output.h (class Output_reloc): Update get_address declaration.
4322 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4323 for section addresses.
4324
55ba0940
ILT		 43252008-05-09 Ian Lance Taylor <iant@google.com>
4326
4327 PR 6493
4328 * gold.cc (gold_nomem): Use return value of write.
4329
75517b77
ILT		 43302008-05-08 Ian Lance Taylor <iant@google.com>
4331
4332 * symtab.c (Symbol::init_base_output_data): Add version
4333 parameter. Change all callers.
4334 (Symbol::init_base_output_segment): Likewise.
4335 (Symbol::init_base_constant): Likewise.
4336 (Symbol::init_base_undefined): Likewise.
4337 (Sized_symbol::init_output_data): Likewise.
4338 (Sized_symbol::init_output_segment): Likewise.
4339 (Sized_symbol::init_constant): Likewise.
4340 (Sized_symbol::init_undefined): Likewise.
4341 (Symbol_table::do_define_in_output_data): If the new symbol has a
4342 version, mark it as the default.
4343 (Symbol_table::do_define_in_output_segment): Likewise.
4344 (Symbol_table::do_define_as_constant): Likewise.
4345 * symtab.h (class Symbol): Update declarations.
4346 (class Sized_symbol): Likewise.
4347 * resolve.cc (Symbol::override_version): New function.
c42e122e 4348 (Symbol::override_base): Call override_version.
75517b77
ILT		 4349 (Symbol::override_base_with_special): Likewise.
4350 * testsuite/ver_script_8.script: New file.
4351 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4352 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4353 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4354 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4355
f1f70eae
ILT		 43562008-05-06 Ian Lance Taylor <iant@google.com>
4357
f3e9c5c5
ILT		 4358 PR 6049
4359 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4360 functions.
4361 (class General_options): Remove existing --undefined, and add
4362 --no-undefined instead. Add new --undefined as synonym for -u.
4363 * archive.cc (Archive::add_symbols): Check whether symbol was
4364 named with -u.
4365 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4366 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4367 all uses. Add IS_UNDEFINED. Update declarations to split
4368 different versions of init_base. Declare init_base_undefined.
4369 (Symbol::is_defined): Handle IS_UNDEFINED.
4370 (Symbol::is_undefined): Likewise.
4371 (Symbol::is_weak_undefined): Call is_undefined.
4372 (Symbol::is_absolute): Handle IS_CONSTANT.
4373 (class Sized_symbol): Update declarations to split different
4374 versions of init. Declare init_undefined.
4375 (class Symbol_table): Declare new functions.
4376 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4377 Change all callers.
4378 (Symbol::init_base_output_data): Likewise.
4379 (Symbol::init_base_output_segment): Likewise.
4380 (Symbol::init_base_constant): Likewise.
4381 (Symbol::init_base_undefined): New function.
4382 (Sized_symbol::init_object): Rename from init. Change all
4383 callers.
4384 (Sized_symbol::init_output_data): Likewise.
4385 (Sized_symbol::init_output_segment): Likewise.
4386 (Sized_symbol::init_constant): Likewise.
4387 (Sized_symbol::init_undefined): New function.
4388 (Symbol_table::add_undefined_symbols_from_command_line): New
4389 function.
4390 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4391 function.
4392 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4393 (Symbol::output_section): Likewise.
4394 (Symbol::set_output_section): Likewise.
4395 (Symbol_table::sized_finalize_symbol): Likewise.
4396 (Symbol_table::sized_write_globals): Likewise.
4397 * resolve.cc (Symbol_table::should_override): Likewise.
4398 (Symbol::override_base_with_special): Likewise.
4399
8bdcdf2c
ILT		 4400 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4401 symbol, change it to have default visibility.
4402 * testsuite/protected_1.cc: New file.
4403 * testsuite/protected_2.cc: New file.
4404 * testsuite/protected_3.cc: New file.
4405 * testsuite/protected_main_1.cc: New file.
4406 * testsuite/protected_main_2.cc: New file.
4407 * testsuite/protected_main_3.cc: New file.
4408 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4409 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4410 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4411 (protected_1.so): New target.
4412 (protected_1_pic.o, protected_2_pic.o): New targets.
4413 (protected_3_pic.o): New target.
4414 (check_PROGRAMS): Add protected_2.
4415 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4416 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4417 * testsuite/Makefile.in: Rebuild.
4418
2b706932
ILT		 4419 * options.h (DEFINE_var): Add set_user_set_##varname__.
4420 (DEFINE_bool_alias): New macro.
4421 (class General_options): Define -Bstatic using DEFINE_bool_alias
4422 rather than DEFINE_special. Add --undefined as an alias for -z
4423 defs.
4424 * options.cc (General_options::parse_Bstatic): Remove.
4425
d82a5bcc
ILT		 4426 * options.h (class General_options): Add --fatal-warnings.
4427 * main.cc (main): Implement --fatal-warnings.
4428 * errors.h (Errors::warning_count): New function.
4429
f1f70eae
ILT		 4430 * options.h (class General_options): Add -Bsymbolic-functions.
4431 * symtab.h (Symbol::is_preemptible): Check for
4432 -Bsymbolic-functions.
4433
8825ac63
ILT		 44342008-05-05 Ian Lance Taylor <iant@google.com>
4435
d98bc257
ILT		 4436 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4437 as noVARNAME rather than no-VARNAME.
4438 (class General_options): Add option -z combreloc.
4439 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4440 get_address.
4441 (Output_reloc::sort_before) [SHT_REL]: New function.
4442 (Output_reloc::sort_before) [SHT_RELA]: New function.
4443 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4444 Sort_relocs_comparison.
4445 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4446 parameter. Change all callers.
4447 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4448 sort_relocs parameter. Change all callers.
4449 * output.cc (Output_reloc::get_address): New function, broken out
4450 of write_rel.
4451 (Output_reloc::write_rel): Call it.
4452 (Output_reloc::compare): New function.
4453 (Output_data_reloc_base::do_write): Optionally sort relocs.
4454
60b2b4e7
ILT		 4455 * configure.ac: If targ_extra_obj is set, link it in.
4456 * configure.tgt: Initialize all variables.
4457 (x86_64*): Set targ_extra_obj and targ_extra_size.
4458 * configure: Rebuild.
4459
8825ac63
ILT		 4460 * object.cc (Sized_relobj::include_section_group): Adjust section
4461 indexes read from group data. Build vector to pass to
4462 layout_group.
4463 * layout.cc (Layout::layout_group): Add flags and shndxes
4464 parameters. Remove contents parameter. Change caller. Update
4465 explicit instantiations.
4466 * layout.h (class Layout): Update layout_group declaration.
4467 * output.cc (Output_data_group::Output_data_group): Add flags and
4468 input_shndxes parameters. Remove contents parameter. Change
4469 caller.
4470 (Output_data_group::do_write): Change input_sections_ to
4471 input_shndxes_.
4472 * output.h (class Output_data_group): Update constructor
4473 declaration. Rename input_sections_ to input_shndxes_.
4474 * testsuite/many_sections_test.cc: Add template.
4475
e94cf127
CC		 44762008-04-30 Cary Coutant <ccoutant@google.com>
4477
4418b2d5
CC		 4478 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4479
e94cf127
CC		 4480 * layout.cc (Layout::include_section): Refactored check for debug
4481 info section.
4482 (Layout::add_comdat): Add new parameters. Change type
4483 of signature parameter. Add object and shndx to signatures table.
4484 (Layout::find_kept_object): New function.
4485 * layout.h: Include <cstring>.
4486 (Layout::is_debug_info_section): New function.
4487 (Layout::add_comdat): Add new parameters.
4488 (Layout::find_kept_object): New function.
4489 (Layout::Kept_section): New struct.
4490 (Layout::Signatures): Change type of map range.
4491 * object.cc (Relobj::output_section_address): New function.
4492 (Sized_relobj::include_section_group): Add new parameters. Change
4493 calls to Layout::add_comdat. Change to build table of kept comdat
4494 groups and table mapping discarded sections to kept sections.
4495 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4496 (Sized_relobj::do_layout): Change calls to include_section_group and
4497 include_linkonce_section.
4498 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4499 value to zero when section is discarded.
4500 (Sized_relobj::map_to_kept_section): New function.
4501 * object.h (Relobj::output_section_address): New function.
4502 (Relobj::Comdat_group): New type.
4503 (Relobj::find_comdat_group): New function.
4504 (Relobj::Comdat_group_table): New type.
4505 (Relobj::Kept_comdat_section): New type.
4506 (Relobj::Kept_comdat_section_table): New type.
4507 (Relobj::add_comdat_group): New function.
4508 (Relobj::set_kept_comdat_section): New function.
4509 (Relobj::get_kept_comdat_section): New function.
4510 (Relobj::comdat_groups_): New field.
4511 (Relobj::kept_comdat_sections_): New field.
4512 (Symbol_value::input_value): Update comment.
4513 (Sized_relobj::map_to_kept_section) New function.
4514 (Sized_relobj::include_linkonce_section): Add new parameter.
4515 * target-reloc.h (Comdat_behavior): New type.
4516 (get_comdat_behavior): New function.
4517 (relocate_section): Add code to map a discarded section to the
4518 corresponding kept section when applying a relocation.
4519
e4e5049b
CS		 45202008-04-30 Craig Silverstein <csilvers@google.com>
4521
4522 * dwarf_reader.cc (next_generation_count): New static var.
4523 (Addr2line_cache_entry): New struct.
4524 (addr2line_cache): New static var.
4525 (Dwarf_line_info::one_addr2line): Added caching.
4526 (Dwarf_line_info::clear_addr2line_cache): New function.
4527 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4528 cache-size parameter.
4529 (Dwarf_line_info::one_addr2line_cache): New function.
4530 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4531 new cache-size argument to one_addr2line(), and clear cache.
4532
d09e9154
CC		 45332008-04-28 Cary Coutant <ccoutant@google.com>
4534
4535 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4536 R_386_PC8 relocations.
4537
7ef73768
ILT		 45382008-04-23 Ian Lance Taylor <iant@google.com>
4539
55438702
ILT		 4540 * object.cc (Sized_relobj::include_section_group): Check for
4541 invalid section group.
4542
c165fb93
ILT		 4543 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4544 header size.
4545
7ef73768
ILT		 4546 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4547 than read for file header.
4548 * archive.cc (Archive::include_member): Likewise.
4549
6194aaab
L		 45502008-04-23 Paolo Bonzini <bonzini@gnu.org>
4551
4552 * aclocal.m4: Regenerate.
4553 * configure: Regenerate.
4554
d491d34e
ILT		 45552008-04-19 Ian Lance Taylor <iant@google.com>
4556
5ea2bac6
ILT		 4557 * version.cc (version_string): Bump to 1.6.
4558
7bc3e21a
ILT		 4559 * testsuite/Makefile.am (many_sections_r_test): New target.
4560 (many_sections_r_test_SOURCES): Remove.
4561 (many_sections_r_test_DEPENDENCIES): Remove.
4562 (many_sections_r_test_LDFLAGS): Remove.
4563 (many_sections_r_test_LDADD): Remove.
4564
7fcd3aa9
ILT		 4565 * object.cc (Sized_relobj::do_add_symbols): Always pass
4566 local_symbol_count_ to add_from_relobj.
4567
4c94d6ae
ILT		 4568 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4569 every thousand variables.
4570 * testsuite/Makefile.in: Rebuild.
4571
d491d34e
ILT		 4572 * object.cc (Xindex::initialize_symtab_xindex): New function.
4573 (Xindex::read_symtab_xindex): New function.
4574 (Xindex::sym_xindex_to_shndx): New function.
4575 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4576 available.
4577 (Sized_relobj::do_initialize_xindex): New function.
4578 (Sized_relobj::do_read_symbols): Adjust section links.
4579 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4580 parameter. Change all callers.
4581 (Sized_relobj::include_section_group): Adjust section links and
4582 symbol section indexes.
4583 (Sized_relobj::do_layout): Adjust section links.
4584 (Sized_relobj::do_count_local_symbols): Adjust section links and
4585 symbol section indexes.
4586 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4587 ordinary and special symbols.
4588 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4589 dynsym_xindex parameters. Change all callers. Adjust section
4590 links. Use SHN_XINDEX when needed.
4591 (Sized_relobj::get_symbol_location_info): Adjust section links.
4592 Don't get fooled by special symbols.
4593 * object.h (class Xindex): Define.
4594 (class Object): Add xindex_ parameter. Declare virtual functoin
4595 do_initialize_xindex.
4596 (Object::adjust_sym_shndx): New function.
4597 (Object::set_xindex): New protected function.
4598 (class Symbol_value): Add is_ordinary_shndx_ field.
4599 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4600 (Symbol_value::value): Assert ordinary section.
4601 (Symbol_value::initialize_input_to_output_map): Likewise.
4602 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4603 Change all callers.
4604 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4605 all callers.
4606 (class Sized_relobj): Update declarations.
4607 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4608 parameter. Change all callers.
4609 (Sized_relobj::adjust_shndx): New function.
4610 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4611 field.
4612 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4613 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4614 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4615 (Sized_dynobj::read_dynsym_section): Adjust section links.
4616 (Sized_dynobj::read_dynamic): Likewise.
4617 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4618 section links.
4619 (Sized_dynobj::do_initialize_xindex): New function.
4620 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4621 do_initialize_xindex.
4622 (Sized_dynobj::adjust_shndx): New function.
4623 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4624 dynsym_xindex_ fields.
4625 (Layout::finalize): Add a call to set_section_indexes before
4626 creating the symtab sections.
4627 (Layout::set_section_indexes): Don't do anything if the section
4628 already has a section index.
4629 (Layout::create_symtab_sections): Add shnum parameter. Change
4630 caller. Create .symtab_shndx section if needed.
4631 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4632 caller.
4633 (Layout::allocated_output_section_count): New function.
4634 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4635 needed.
4636 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4637 fields. Update declarations.
4638 (Layout::symtab_xindex): New function.
4639 (Layout::dynsym_xindex): New function.
4640 (class Write_symbols_task): Add layout_ field.
4641 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4642 Change caller.
4643 * output.cc (Output_section_headers::Output_section_headers): Add
4644 shstrtab_section parameter. Change all callers.
4645 (Output_section_headers::do_sized_write): Store overflow values
4646 for section count and section string table section index in
4647 section header zero.
4648 (Output_file_header::do_sized_write): Check for overflow of
4649 section count and section string table section index.
4650 (Output_symtab_xindex::do_write): New function.
4651 (Output_symtab_xindex::endian_do_write): New function.
4652 * output.h (class Output_section_headers): Add shstrtab_section_.
4653 Update declarations.
4654 (class Output_symtab_xindex): Define.
4655 (Output_section::has_out_shndx): New function.
4656 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4657 field.
4658 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4659 Change all callers.
4660 (Sized_symbol::init): Likewise.
4661 (Symbol::output_section): Check for ordinary symbol.
4662 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4663 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4664 callers.
4665 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4666 Change all callers. Simplify handling of symbols from sections
4667 not included in the link.
4668 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4669 distinction.
4670 (Weak_alias_sorter::operator()): Assert that symbols are
4671 ordinary.
4672 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4673 distinction.
4674 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4675 parameters. Change all callers.
4676 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4677 symbol distinction. Use SHN_XINDEX when needed.
4678 (Symbol_table::write_section_symbol): Add symtab_xindex
4679 parameter. Change all callers.
4680 (Symbol_table::sized_write_section_symbol): Likewise. Use
4681 SHN_XINDEX when needed.
4682 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4683 declarations.
4684 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4685 (Symbol::is_defined): Check is_ordinary.
4686 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4687 (Symbol::is_absolute, Symbol::is_common): Likewise.
4688 (class Sized_symbol): Update declarations.
4689 (class Symbol_table): Update declarations.
4690 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4691 parameters. Change all callers.
4692 (Sized_symbol::override): Likewise.
4693 (Symbol_table::override): Likewise.
4694 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4695 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4696 is_ordinary, and orig_st_shndx parameters. Change all callers.
4697 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4698 to be in an ordinary section.
4699 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4700 object and is_ordinary parameters. Change all callers.
4701 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4702 Change all callers. Don't add undefined or non-ordinary symbols
4703 to reloc_map_.
4704 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4705 Change all callers.
4706 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4707 declarations.
4708 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4709 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4710 (Sized_relobj::relocate_sections): Likewise.
4711 * target-reloc.h (scan_relocs): Adjust section symbol index.
4712 (scan_relocatable_relocs): Likewise.
4713 * i386.cc (Scan::local): Check for ordinary symbols.
4714 * sparc.cc (Scan::local): Likewise.
4715 * x86_64.cc (Scan::local): Likewise.
4716 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4717 to symbol_section_and_value.
4718 * testsuite/many_sections_test.cc: New file.
4719 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4720 (check_PROGRAMS): Add many_sections_test.
4721 (many_sections_test_SOURCES): Define.
4722 (many_sections_test_DEPENDENCIES): Define.
4723 (many_sections_test_LDFLAGS): Define.
4724 (BUILT_SOURCES): Add many_sections_define.h.
4725 (many_sections_define.h): New target.
4726 (BUILT_SOURCES): Add many_sections_check.h.
4727 (many_sections_check.h): New target.
4728 (check_PROGRAMS): Add many_sections_r_test.
4729 (many_sections_r_test_SOURCES): Define.
4730 (many_sections_r_test_DEPENDENCIES): Define.
4731 (many_sections_r_test_LDFLAGS): Define.
4732 (many_sections_r_test_LDADD): Define.
4733 (many_sections_r_test.o): New target.
4734 * testsuite/Makefile.in: Rebuild.
4735
c5818ff1
CC		 47362008-04-17 Cary Coutant <ccoutant@google.com>
4737
4738 * errors.cc (Errors::info): New function.
4739 (gold_info): New function.
4740 * errors.h (Errors::info): New function.
4741 * gold.h (gold_info): New function.
4742 * object.cc (Input_objects::add_object): Print trace output.
4743 * options.cc (options::parse_set): New function.
4744 (General_options::parse_wrap): Deleted.
4745 (General_options::General_options): Deleted initializer.
4746 * options.h (options::String_set): New typedef.
4747 (options::parse_set): New function.
4748 (DEFINE_set): New macro.
4749 (General_options::wrap): Changed to use DEFINE_set. Changed
4750 callers of any_wrap_symbols and is_wrap_symbol.
4751 (General_options::trace, General_options::trace_symbol):
4752 New options.
4753 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4754 (General_options::wrap_symbols_): Deleted.
4755 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4756
b5be4a7c
DM		 47572008-04-17 David S. Miller <davem@davemloft.net>
4758
4759 * options.cc (General_options::parse_V): New function.
4760 * options.h: Add entries for -V and -Qy.
4761
155a0dd7
ILT		 47622008-04-17 Ian Lance Taylor <iant@google.com>
4763
4764 * common.cc (Symbol_table::allocate_commons): Remove options
4765 parameter. Change caller.
4766 (Symbol_table::do_allocate_commons): Remove options parameter.
4767 Change caller. Just call do_allocate_commons_list twice.
4768 (Symbol_table::do_allocate_commons_list): New function, broken out
4769 of do_allocate_commons.
4770 * common.h (class Allocate_commons_task): Remove options_ field.
4771 Update constructor.
4772 * symtab.cc (Symbol_table::Symbol_table): Initialize
4773 tls_commons_.
4774 (Symbol_table::add_from_object): Put TLS common symbols on
4775 tls_commons_ list.
4776 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4777 which are IN_OUTPUT_DATA.
4778 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4779 allocate_commons and do_allocate_commons declarations. Declare
4780 do_allocate_commons_list.
4781 * gold.cc (queue_middle_tasks): Update creation of
4782 Allocate_commons_task to not pass options.
4783 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4784 (TLS_TEST_C_FLAGS): New variable.
4785 (tls_test_c_pic.o): New target.
4786 (tls_test_shared.so): Link in tls_test_c_pic.o.
4787 (tls_test_c_pic_ie.o): New target.
4788 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4789 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4790 (tls_test_c.o): New target.
4791 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4792 (tls_pic_test_LDADD): Likewise.
4793 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4794 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4795 (tls_test_c_gnu2.o): New target.
4796 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4797 tls_test_c_gnu2.o.
4798 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4799 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4800 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4801 * testsuite/tls_test.cc: Include "config.h".
4802 (t_last): Call t11_last.
4803 * testsuite/tls_test.h (t11, t11_last): Declare.
4804 * testsuite/tls_test_c.c: New file.
4805 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4806 * configure.ac: Check for OpenMP support.
4807 * configure, config.in, Makefile.in: Rebuild.
4808 * testsuite/Makefile.in: Rebuild.
4809
edfbb029
CC		 48102008-04-16 Cary Coutant <ccoutant@google.com>
4811
4812 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4813 (Target_i386::tls_base_symbol_defined_): New field.
4814 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4815 (Target_i386::Scan::global): Likewise.
4816 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4817 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4818 (Target_x86_64::tls_base_symbol_defined_): New field.
4819 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4820 (Target_x86_64::Scan::global): Likewise.
4821
f3c69fca
CC		 48222008-04-16 Cary Coutant <ccoutant@google.com>
4823
4824 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4825 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4826 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4827 building shared libraries.
4828 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4829 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4830 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4831 * testsuite/Makefile.in: Rebuild.
4832 * testsuite/weak_undef.h: New file.
4833 * testsuite/weak_undef_file1.cc: Add extra test cases.
4834 * testsuite/weak_undef_file2.cc: Likewise.
4835 * testsuite/weak_undef_test.cc: Likewise.
4836
7c414435
DM		 48372008-04-16 David S. Miller <davem@davemloft.net>
4838
32b769e1
DM		 4839 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4840 Add issued_non_pic_error_ field. Declare check_non_pic.
4841 (Target_sparc::Scan::check_non_pic): New function.
4842 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4843 (Target_sparc::Scan::global): Likewise.
4844
11936fb1
DM		 4845 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4846 * configure: Rebuild.
4847
7c414435
DM		 4848 * options.h (DEFINE_enable): New macro.
4849 (new_dtags): New enable option.
4850 (initfirst, interpose, loadfltr, nodefaultlib,
4851 nodelete, nodlopen, nodump): New -z options.
4852 * layout.cc (Layout:finish_dynamic_section): If new
4853 dtags enabled, emit DT_RUNPATH. Also, emit a
4854 DT_FLAGS_1 containing any specified -z flags.
4855
85c7bf8b
ILT		 48562008-04-16 Ian Lance Taylor <iant@google.com>
4857
12c0daef
ILT		 4858 * copy-relocs.cc: New file.
4859 * copy-relocs.h: New file.
4860 * reloc.cc: Remove Copy_relocs code.
4861 * reloc.h: Likewise.
4862 * reloc-types.h (struct Reloc_types) [both versions]: Add
4863 get_reloc_addend_noerror.
4864 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4865 variants of add_global which take an addend which must be zero.
4866 * i386.cc: Include "copy-relocs.h".
4867 (class Target_i386): Change type of copy_relocs_ to variable,
4868 update initializer.
4869 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4870 Change all callers.
4871 (Target_i386::do_finalize_sections): Change handling of
4872 copy_relocs_.
4873 * sparc.cc: Include "copy-relocs.h".
4874 (class Target_sparc): Change type of copy_relocs_ to variable,
4875 update initializer.
4876 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4877 Change all callers.
4878 (Target_sparc::do_finalize_sections): Change handling of
4879 copy_relocs_.
4880 * x86_64.cc: Include "copy-relocs.h".
4881 (class Target_x86_64): Change type of copy_relocs_ to variable,
4882 update initializer.
4883 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4884 class. Change all callers.
4885 (Target_x86_64::do_finalize_sections): Change handling of
4886 copy_relocs_.
4887 * Makefile.am (CCFILES): Add copy-relocs.cc.
4888 (HFILES): Add copy-relocs.h.
4889
4f4995b6
ILT		 4890 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4891
85c7bf8b
ILT		 4892 * testsuite/script_test_4.sh: Permit leading zeroes.
4893
4f2a9edd
ILT		 48942008-04-15 Ian Lance Taylor <iant@google.com>
4895
e6188289
ILT		 4896 * script-sections.cc (Script_sections::create_segments): Use
4897 header_size_adjustment even when there is enough room for the
4898 headers.
4899 * testsuite/script_test_4.sh: New file.
4900 * testsuite/script_test_4.t: New file.
4901 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4902 (check_DATA): Add script_test_4.stdout.
4903 (MOSTLYCLEANFILES): Likewise.
4904 (script_test_4): New target.
4905 (script_test_4.stdout): New target.
4906 * testsuite/Makefile.in: Rebuild.
4907
4f2a9edd
ILT		 4908 * sparc.cc: Add definitions for Output_data_plt_sparc class
4909 constants.
4910
f5314dd5
DM		 49112008-04-14 David S. Miller <davem@davemloft.net>
4912
4913 * sparc.cc: New file.
4914 * Makefile.am (TARGETSOURCES): Add sparc.cc
4915 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4916 * configure.tgt: Document targ_extra_size and
4917 targ_extra_big_endian. Add entries for sparc-* and
4918 sparc64-*.
4919 * configure.ac: Handle targ_extra_size and
4920 targ_extra_big_endian.
4921 * Makefile.in: Rebuild.
4922 * configure: Likewise.
4923 * po/POTFILES.in: Likewise.
4924 * po/gold.pot: Likewise.
4925
154e0e9a
ILT		 49262008-04-14 Ian Lance Taylor <iant@google.com>
4927
4928 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4929 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4930 in the name/type/flags to section mapping. Don't call
4931 allocate_output_section.
4932 (Layout::choose_output_section): Change parameter from adjust_name
4933 to is_input_section. Don't permit input sections after sections
4934 are attached to segments. Don't call allocate_output_section.
4935 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4936 not write_enable_output_section.
4937 (Layout::make_output_section): Don't push to
4938 unattached_section_list_ nor call attach_to_segment. Call
4939 attach_section_to_segment if sections are attached.
4940 (Layout::attach_sections_to_segments): New function.
4941 (Layout::attach_section_to_segment): New function.
4942 (Layout::attach_allocated_section_to_segment): Rename from
4943 attach_to_segment. Remove flags parameter.
4944 (Layout::allocate_output_section): Remove function.
4945 (Layout::write_enable_output_section): Remove function.
4946 * layout.h (class Layout): Update for above changes. Add new
4947 field sections_are_attached_.
4948 * output.h (Output_section::update_flags_for_input_section): New
4949 function.
4950 * output.cc (Output_section::add_input_section): Call
4951 update_flags_for_input_section.
4952 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4953
009a67a2
CC		 49542008-04-11 Cary Coutant <ccoutant@google.com>
4955
4956 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4957 thought unnecessary.
4958 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4959
759b1a24
ILT		 49602008-04-11 Ian Lance Taylor <iant@google.com>
4961
4962 * output.h (class Output_section_data): Remove inline definition
4963 of set_addralign.
4964 * output.cc (Output_section_data::set_addralign): New function.
4965
c2b45e22
CC		 49662008-04-11 Cary Coutant <ccoutant@google.com>
4967
4968 Add support for TLS descriptors for i386 and x86_64.
4969 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4970 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4971 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4972 GOT_TYPE_TLS_DESC.
4973 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4974 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4975 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4976 relocations.
4977 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4978 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4979 Fix problem with initial-exec relocations.
4980 (Target_i386::Relocate::relocate_tls): Likewise.
4981 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4982 relaxation.
4983 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4984 support for section-plus-offset dynamic table entries.
4985 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4986 (Output_data_dynamic::Dynamic_entry): Add support for
4987 section-plus-offset dynamic table entries.
4988 (Output_data_dynamic::Classification): Likewise.
4989 (Output_data_dynamic::classification_): Renamed offset_.
4990 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4991 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4992 (Target_x86_64::make_plt_section): New function.
4993 (Target_x86_64::reserve_tlsdesc_entries): New function.
4994 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4995 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4996 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4997 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4998 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4999 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5000 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5001 add extra PLT entry for TLS descriptors.
5002 (Output_data_plt_x86_64::got_): New field.
5003 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5004 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5005 fields.
5006 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5007 descriptors.
5008 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5009 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5010 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5011 R_386_TLS_DESC_CALL relocations.
5012 (Target_x86_64::Scan::global): Likewise.
5013 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5014 for TLS descriptors.
5015 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5016 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5017 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5018 GD-to-IE relaxation.
5019 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5020 and TLS_DESCRIPTORS.
5021 * Makefile.in: Rebuild.
5022 * configure: Rebuild.
5023 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5024 (tls_test_shared2.so): New target.
5025 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5026 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5027 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5028 (tls_shared_gd_to_ie_test_LDADD): New variable.
5029 (tls_shared_gnu2_gd_to_ie_test): New target.
5030 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5031 New targets.
5032 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5033 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5034 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5035 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5036 (tls_shared_gnu2_test): New target.
5037 (tls_test_gnu2_shared.so): New target.
5038 (tls_shared_gnu2_test_SOURCES): New variable.
5039 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5040 (tls_shared_gnu2_test_LDFLAGS): New variable.
5041 (tls_shared_gnu2_test_LDADD): New variable.
5042 * testsuite/Makefile.in: Rebuild.
5043 * testsuite/Makefile.
5044
83bfb6b7
ILT		 50452008-04-11 Ian Lance Taylor <iant@google.com>
5046
5047 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5048 justsyms.t.
5049 * testsuite/Makefile.in: Rebuild.
5050
5051 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5052 long.
5053 * testsuite/script_test_2.cc (main): Adjust test.
5054
706e1f5e
ILT		 50552008-04-11 David S. Miller <davem@davemloft.net>
5056 Ian Lance Taylor <iant@google.com>
5057
5058 * options.h (General_options): Add entries for '-Y' and
5059 '-relax'.
5060 * options.cc (General_options:finalize): If -Y was used, add those
5061 entries to the library path instead of the default "/lib" and
5062 "/usr/lib".
5063
7c98e6bb
DM		 50642008-04-11 David S. Miller <davem@davemloft.net>
5065
5066 * testsuite/justsyms.t: Start at 0x100.
5067 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5068 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5069 long.
5070 * testsuite/script_test_2.cc: Adjust string and section length
5071 checks.
7c98e6bb 5072
99a37bfd
ILT		 50732008-04-09 Ian Lance Taylor <iant@google.com>
5074
2cefc357
ILT		 5075 PR gold/5996
5076 * script-sections.cc (Sections_element::allocate_to_segment): Add
5077 orphan parameter.
5078 (Output_section_definition::allocate_to_segment): Likewise.
5079 (Orphan_output_section::allocate_to_segment): Likewise.
5080 (Script_sections::attach_sections_using_phdrs_clause): Don't
5081 propagate non-PT_LOAD segments to orphan sections.
5082 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5083 readelf rather than objdump.
5084 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5085 .interp section and PT_INTERP segment are the same size.
5086 * testsuite/Makefile.in: Rebuild.
5087
99a37bfd
ILT		 5088 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5089 aliases for symbols defined in the same object.
5090 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5091 (weak_alias_test_SOURCES): New variable.
5092 (weak_alias_test_DEPENDENCIES): New variable.
5093 (weak_alias_test_LDFLAGS): New variable.
5094 (weak_alias_test_LDADD): New variable.
5095 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5096 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5097 (weak_alias_test_3.o): New target.
5098 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5099 * testsuite/weak_alias_test_main.cc: New file.
5100 * testsuite/weak_alias_test_1.cc: New file.
5101 * testsuite/weak_alias_test_2.cc: New file.
5102 * testsuite/weak_alias_test_3.cc: New file.
5103
780e49c5
ILT		 51042008-04-08 Ian Lance Taylor <iant@google.com>
5105
cdb0b8f5
ILT		 5106 * options.h (class General_options): Add --noinhibit-exec option.
5107 * main.cc (main): Check --noinhibit-exec.
5108
0864d551
ILT		 5109 * options.h (class General_options): Define --wrap as a special
5110 option. Add wrap_symbols_ field.
5111 (General_options::any_wrap_symbols): New function.
5112 (General_options::is_wrap_symbol): New function.
5113 * options.cc (General_options::parse_wrap): New function.
5114 (General_options::General_options): Initialize wrap_symbols_.
5115 * symtab.cc (Symbol_table::wrap_symbol): New function.
5116 (Symbol_table::add_from_object): Handle --wrap.
5117 * symtab.h (class Symbol_table): Declare wrap_symbol.
5118 * target.h (Target::wrap_char): New function.
5119 (Target::Target_info): Add wrap_char field.
5120 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5121 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5122 * testsuite/testfile.cc (Target_test::test_target_info):
5123 Likewise.
5124
789aa6de
ILT		 5125 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5126 there is one.
5127
2c38906f
ILT		 5128 * layout.h (class Layout): Add added_eh_frame_data_ field.
5129 * layout.cc (Layout::Layout): Initialize new field.
5130 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5131 output section until we find a section we merged successfully.
5132 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5133 that the size be non-zero.
5134
780e49c5
ILT		 5135 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5136 qualifier.
5137
7fcd0256
ILT		 51382008-04-08 Craig Silverstein <csilvers@google.com>
5139
5140 * configure.ac: Export new conditional variable HAVE_ZLIB.
5141 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5142 on HAVE_ZLIB.
5143 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5144 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5145
6835af53
ILT		 51462008-04-07 Ian Lance Taylor <iant@google.com>
5147
e24f324c
ILT		 5148 * version.cc (version_string): Set to "1.5".
5149
a036edd8
ILT		 5150 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5151 Add issued_non_pic_error_ field. Declare check_non_pic.
5152 (Target_x86_64::Scan::check_non_pic): New function.
5153 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5154 (Target_x86_64::Scan::global): Likewise.
5155
624f8810
ILT		 5156 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5157 addend parameter. Change caller. Handle merge sections.
5158 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5159 Address to Addend. Don't add in the result of
5160 local_section_offset, pass down the addend and use the returned
5161 value.
5162 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5163 Update declarations of local_section_offset and symbol_value.
5164 * testsuite/two_file_test_1.cc (t18): New function.
5165 * testsuite/two_file_test_2.cc (f18): New function.
5166 * testsuite/two_file_test_main.cc (main): Call t18.
5167 * testsuite/two_file_test.h (t18, f18): Declare.
5168
6835af53
ILT		 5169 * configure.ac: Don't test for objdump, c++filt, or readelf.
5170 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5171 conditionals.
5172 (TEST_READELF): New variable.
5173 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5174 (check_PROGRAMS): Add two_file_strip_test.
5175 (two_file_strip_test): New target.
5176 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5177 (two_file_same_shared_strip_test_SOURCES): New variable.
5178 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5179 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5180 (two_file_same_shared_strip_test_LDADD): New variable.
5181 (two_file_shared_strip.so): New target.
5182 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5183 (ver_test_5.syms, ver_test_7.syms): Likewise.
5184 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5185 (strip_test_3.stdout): Use TEST_OBJDUMP.
5186 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5187
86925eef
CC		 51882008-04-04 Cary Coutant <ccoutant@google.com>
5189
5190 * symtab.h (Symbol::is_weak_undefined): New function.
5191 (Symbol::is_strong_undefined): New function.
5192 (Symbol::is_absolute): New function.
5193 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5194 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5195 absolute symbols.
5196 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5197 (weak_undef_test): New target.
5198 * testsuite/Makefile.in: Rebuild.
5199 * testsuite/weak_undef_file1.cc: New file.
5200 * testsuite/weak_undef_file2.cc: New file.
5201 * testsuite/weak_undef_test.cc: New file.
5202
126f3ece
ILT		 52032008-04-03 Craig Silverstein <csilvers@google.com>
5204
5205 * compressed_output.h (class Output_compressed_section): Use
5206 unsigned buffer.
5207 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5208 add zlib header.
5209 (zlib_compressed_suffix): Removed.
5210 (Output_compressed_section::set_final_data_size): Use unsigned
5211 buffers.
5212 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5213 Fix linker invocation.
5214 (flagstest_o_specialfile_and_compress_debug_sections):
5215 Likewise.
5216 * testsuite/Makefile.in: Regenerated.
5217
deae2a14
DM		 52182008-04-02 David S. Miller <davem@davemloft.net>
5219
5220 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5221 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5222
70752818
ILT		 52232008-04-02 Craig Silverstein <csilvers@google.com>
5224
5225 * TODO: New file.
5226
39d0cb0e
ILT		 52272008-04-02 Ian Lance Taylor <iant@google.com>
5228
5229 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5230 parameters. Update for new key type to views_. Change all
5231 callers.
5232 (File_read::read): Adjust for byteshift in returned view.
5233 (File_read::add_view): New function, broken out of
5234 find_and_make_view.
5235 (File_read::make_view): New function, broken out of
5236 find_and_make_view.
5237 (File_read::find_or_make_view): Add offset and aligned
5238 parameters. Rewrite accordingly. Change all callers.
5239 (File_read::get_view): Add offset and aligned parameters. Adjust
5240 for byteshift in return value.
5241 (File_read::get_lasting_view): Likewise.
5242 * fileread.h (class File_read): Update declarations.
5243 (class File_read::View): Add byteshift_ field. Add byteshift to
5244 constructor. Add byteshift method.
5245 * archive.h (Archive::clear_uncached_views): New function.
5246 (Archive::get_view): Add aligned parameter. Change all callers.
5247 * object.h (Object::get_view): Add aligned parameter. Change all
5248 callers.
5249 (Object::get_lasting_view): Likewise.
5250
5251 * fileread.cc (File_read::release): Don't call clear_views if
5252 there are multiple objects.
5253 * fileread.h (File_read::clear_uncached_views): New function.
5254 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5255 on the archive.
5256
a1207466
CC		 52572008-03-31 Cary Coutant <ccoutant@google.com>
5258
5259 Add thin archive support.
5260 * archive.cc (Archive::armagt): New const.
5261 (Archive::setup): Remove task parameter and calls to unlock.
5262 (Archive::unlock_nested_archives): New function.
5263 (Archive::read_header): Add nested_off parameter. Change
5264 all callers.
5265 (Archive::interpret_header): Likewise.
5266 (Archive::include_all_members): Change to handle thin
5267 archives.
5268 (Archive::include_member): Likewise.
5269 * archive.h (Archive::Archive): Add new parameters and
5270 initializers.
5271 (Archive::armagt): New const.
5272 (Archive::setup): Remove task parameter.
5273 (Archive::unlock_nested_archives): New function.
5274 (Archive::read_header): Add nested_off parameter.
5275 (Archive::interpret_header): Likewise.
5276 (Archive::Nested_archive_table): New typedef.
5277 (Archive::is_thin_archive_): New field.
5278 (Archive::nested_archives_): New field.
5279 (Archive::options_): New field.
5280 (Archive::dirpath_): New field.
5281 (Archive::task_): New field.
5282 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5283 for thin archives. Pass additional parameters to
5284 Archive::Archive. Unlock the archive file after calling
5285 Archive::setup.
cd536b21 5286
479f6503
ILT		 52872008-03-29 Ian Lance Taylor <iant@google.com>
5288
686c8caf
ILT		 5289 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5290 version symbol to be local.
5291 * testsuite/ver_test_4.sh: New file.
5292 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5293 (check_DATA): Add ver_test_4.syms.
5294 (ver_test_4.syms): New target.
5295 * testsuite/Makefile.in: Rebuild.
5296
ab794b6b
ILT		 5297 * output.cc
5298 (Output_section::Input_section_sort_entry::has_priority): New
5299 function.
5300 (Output_section::Input_section_sort_entry::match_file_name): New
5301 function.
5302 (Output_section::Input_section_sort_entry::match_section_name):
5303 Remove.
5304 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5305 Remove.
5306 (Output_section::Input_section_sort_entry::match_section_file):
5307 Remove.
5308 (Output_section::Input_section_sort_compare::operator()): Rewrite
5309 using new Input_section_sort_entry functions. Sort crtbegin and
5310 crtend first. Sort sections with no priority before sections with
5311 a priority.
5312 * testsuite/initpri1.c (d3): Check j != 4.
5313 (cd5): New constructor/destructor function.
5314 (main): Check j != 2.
5315
479f6503
ILT		 5316 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5317 new symbol when resolving, don't call set_is_default.
5318 * testsuite/ver_test_7.cc: New file.
5319 * testsuite/ver_test_7.sh: New file.
5320 * testsuite/Makefile.am (ver_test_7.so): New target.
5321 (ver_test_7.o): New target.
5322 (check_SCRIPTS): Add ver_test_7.sh.
5323 (check_DATA): Add ver_test_7.syms.
5324 (ver_test_7.syms): New target.
5325
2fd32231
ILT		 53262008-03-28 Ian Lance Taylor <iant@google.com>
5327
5328 * layout.cc (Layout::layout): If we see an input section with a
5329 name that needs sorting, set the must_sort flag for the output
5330 section.
5331 (Layout::make_output_section): If the name of the output section
5332 indicates that it might require sorting, set the may_sort flag.
5333 * output.h (Output_section::may_sort_attached_input_sections): New
5334 function.
5335 (Output_section::set_may_sort_attached_input_sections): New
5336 function.
5337 (Output_section::must_sort_attached_input_sections): New
5338 function.
5339 (Output_section::set_must_sort_attached_input_sections): New
5340 function.
5341 (class Output_section): Declare Input_section_sort_entry. Define
5342 Input_section_sort_compare. Declare
5343 sort_attached_input_sections. Add new fields:
5344 may_sort_attached_input_sections_,
5345 must_sort_attached_input_sections_,
5346 attached_input_sections_are_sorted_.
5347 * output.cc (Output_section::Output_section): Initialize new
5348 fields.
5349 (Output_section::add_input_section): Add an entry to
5350 input_sections_ if may_sort or must_sort are true.
5351 (Output_section::set_final_data_size): Call
5352 sort_attached_input_sections if necessary.
5353 (Output_section::Input_section_sort_entry): Define new class.
5354 (Output_section::Input_section_sort_compare::operator()): New
5355 function.
5356 (Output_section::sort_attached_input_sections): New function.
5357 * configure.ac: Check whether the compiler supports constructor
5358 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5359 * testsuite/initpri1.c: New file.
5360 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5361 CONSTRUCTOR_PRIORITY.
5362 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5363 (initpri1_LDFLAGS): New variable.
5364 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5365
18e6b24e
ILT		 53662008-03-27 Ian Lance Taylor <iant@google.com>
5367
49bdd526
ILT		 5368 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5369 * testsuite/common_test_1.c: New file.
5370 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5371 (common_test_1_SOURCES): New variable.
5372 (common_test_1_DEPENDENCIES): New variable.
5373 (common_test_1_LDFLAGS): New variable.
5374
18e6b24e
ILT		 5375 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5376 and commons_ correctly when NAME/VERSION does not override
5377 NAME/NULL.
5378 * testsuite/ver_test_6.c: New file.
5379 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5380 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5381 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5382
04bf7072
ILT		 53832008-03-26 Ian Lance Taylor <iant@google.com>
5384
5871526f
ILT		 5385 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5386 of an undefined symbol from a version script.
5387 * testsuite/Makefile.am (ver_test_5.so): New target.
5388 (ver_test_5.o): New target.
5389 (check_SCRIPTS): Add ver_test_5.sh.
5390 (check_DATA): Add ver_test_5.syms.
5391 (ver_test_5.syms): New target.
5392 * testsuite/ver_test_5.cc: New file.
5393 * testsuite/ver_test_5.script: New file.
5394 * testsuite/ver_test_5.sh: New file.
5395 * Makefile.in, testsuite/Makefile.in: Rebuild.
5396
04bf7072
ILT		 5397 PR gold/5986
5398 Fix problems building gold with gcc 4.3.0.
5399 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5400 (gold_error_at_location, gold_warning_at_location): Use it.
5401 * configure.ac: Check whether we can compile and use a template
5402 function with a printf attribute.
5403 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5404 when jumping over bytes.
5405 * object.cc: Instantiate Object::read_section_data.
5406 * debug.h: Include <cstring>
5407 * dwarf_reader.cc: Include <algorithm>
5408 * main.cc: Include <cstring>.
5409 * options.cc: Include <cstring>.
5410 * output.cc: Include <cstring>.
5411 * script.cc: Include <cstring>.
5412 * script.h: Include <string>.
5413 * symtab.cc: Include <cstring> and <algorithm>.
5414 * target-select.cc: Include <cstring>.
5415 * version.cc: Include <string>.
5416 * testsuite/testmain.cc: Include <cstdlib>.
5417 * configure, config.in: Rebuild.
5418
874c5b28
ILT		 54192008-03-25 Ian Lance Taylor <iant@google.com>
5420
819d6c3a
ILT		 5421 * options.cc: Include "../bfd/bfdver.h".
5422 (options::help): Print bug reporting address.
5423
f4b2c6f5
ILT		 5424 * version.cc (print_version): Adjust output for current value of
5425 BFD_VERSION_STRING.
5426
5427 * NEWS: New file.
5428
e96caa79
ILT		 5429 * options.cc (options::help): Print list of supported targets.
5430 * target-select.h: Include <vector>.
5431 (class Target_selector): Make machine_, size_, and is_big_endian_
5432 fields const. Add bfd_name_ and instantiated_target_ fields.
5433 (Target_selector::Target_selector): Add bfd_name parameter.
5434 (Target_selector::recognize): Make non-virtual, call
5435 do_recognize.
5436 (Target_selector::recognize_by_name): Make non-virtual, call
5437 do_recognize_by_name.
5438 (Target_selector::supported_names): New function.
5439 (Target_selector::bfd_name): New function.
5440 (Target_selector::do_instantiate_target): New pure virtual
5441 function.
5442 (Target_selector::do_recognize): New virtual function.
5443 (Target_selector::do_recognize_by_name): New virtual function.
5444 (Target_selector::instantiate_target): New private function.
5445 (supported_target_names): Declare.
5446 * target-select.cc (Target_selector::Target_selector): Update for
5447 new parameter and fields.
5448 (select_target_by_name): Check that the name matches before
5449 calling recognize_by_name.
5450 (supported_target_names): New function.
5451 * i386.cc (class Target_selector_i386): Update Target_selector
5452 constructor call. Remove recognize and recognize_by_name. Add
5453 do_instantiate_target.
5454 * x86_64.cc (class Target_selector_x86_64): Likewise.
5455 * testsuite/testfile.cc (class Target_selector_test): Update for
5456 changes to Target_selector.
5457
874c5b28
ILT		 5458 * README: Rewrite, with some notes on unsupported features.
5459
0a65a3a7
CC		 54602008-03-24 Cary Coutant <ccoutant@google.com>
5461
5462 * i386.cc (Target_i386::Got_type): New enum declaration.
5463 (Target_i386::Scan::local): Updated callers of Output_data_got
5464 member functions.
5465 (Target_i386::Scan::global): Likewise.
5466 (Target_i386::Relocate::relocate): Likewise.
5467 (Target_i386::Relocate::relocate_tls): Likewise.
5468 * object.h (Got_offset_list): New class.
5469 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5470 (Sized_relobj::local_got_offset): Likewise.
5471 (Sized_relobj::set_local_got_offset): Likewise.
5472 (Sized_relobj::local_has_tls_got_offset): Removed.
5473 (Sized_relobj::local_tls_got_offset): Removed.
5474 (Sized_relobj::set_local_tls_got_offset): Removed.
5475 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5476 * output.cc (Output_data_got::add_global): Added got_type parameter.
5477 (Output_data_got::add_global_with_rel): Likewise.
5478 (Output_data_got::add_global_with_rela): Likewise.
5479 (Output_data_got::add_global_pair_with_rel): New function.
5480 (Output_data_got::add_global_pair_with_rela): New function.
5481 (Output_data_got::add_local): Added got_type parameter.
5482 (Output_data_got::add_local_with_rel): Likewise.
5483 (Output_data_got::add_local_with_rela): Likewise.
5484 (Output_data_got::add_local_pair_with_rel): New function.
5485 (Output_data_got::add_local_pair_with_rela): New function.
5486 (Output_data_got::add_global_tls): Removed.
5487 (Output_data_got::add_global_tls_with_rel): Removed.
5488 (Output_data_got::add_global_tls_with_rela): Removed.
5489 (Output_data_got::add_local_tls): Removed.
5490 (Output_data_got::add_local_tls_with_rel): Removed.
5491 (Output_data_got::add_local_tls_with_rela): Removed.
5492 * output.h (Output_data_got::add_global): Added got_type parameter.
5493 (Output_data_got::add_global_with_rel): Likewise.
5494 (Output_data_got::add_global_with_rela): Likewise.
5495 (Output_data_got::add_global_pair_with_rel): New function.
5496 (Output_data_got::add_global_pair_with_rela): New function.
5497 (Output_data_got::add_local): Added got_type parameter.
5498 (Output_data_got::add_local_with_rel): Likewise.
5499 (Output_data_got::add_local_with_rela): Likewise.
5500 (Output_data_got::add_local_pair_with_rel): New function.
5501 (Output_data_got::add_local_pair_with_rela): New function.
5502 (Output_data_got::add_global_tls): Removed.
5503 (Output_data_got::add_global_tls_with_rel): Removed.
5504 (Output_data_got::add_global_tls_with_rela): Removed.
5505 (Output_data_got::add_local_tls): Removed.
5506 (Output_data_got::add_local_tls_with_rel): Removed.
5507 (Output_data_got::add_local_tls_with_rela): Removed.
5508 * resolve.cc (Symbol::override_base_with_special): Removed
5509 reference to has_got_offset_ field.
5510 * symtab.cc (Symbol::init_fields): Replaced initialization
5511 of got_offset_ with got_offsets_. Removed initialization
5512 of has_got_offset_
53fcba31 5513 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5514 (Symbol::got_offset): Likewise.
5515 (Symbol::set_got_offset): Likewise.
5516 (Symbol::has_tls_got_offset): Removed.
5517 (Symbol::tls_got_offset): Removed.
5518 (Symbol::set_tls_got_offset): Removed.
5519 (Symbol::got_offset_): Removed.
5520 (Symbol::tls_mod_got_offset_): Removed.
5521 (Symbol::tls_pair_got_offset_): Removed.
5522 (Symbol::got_offsets_): New field.
5523 (Symbol::has_got_offset): Removed.
5524 (Symbol::has_tls_mod_got_offset): Removed.
5525 (Symbol::has_tls_pair_got_offset): Removed.
5526 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5527 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5528 member functions.
5529 (Target_x86_64::Scan::global): Likewise.
5530 (Target_x86_64::Relocate::relocate): Likewise.
5531 (Target_x86_64::Relocate::relocate_tls): Likewise.
5532
bd52eafb
BE		 55332008-03-25 Ben Elliston <bje@au.ibm.com>
5534
5535 * yyscript.y: Fix spelling error in comment.
5536
8b105e34
ILT		 55372008-03-24 Ian Lance Taylor <iant@google.com>
5538
8ed814a9
ILT		 5539 * options.h (class General_options): Define build_id option.
5540 * layout.h (class Layout): Declare write_build_id, create_note,
5541 create_build_id. Add build_id_note_ member.
5542 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5543 "libiberty.h", "md5.h", "sha1.h".
5544 (Layout::Layout): Initialize eh_frame_data_,
5545 eh_frame_hdr_section_, and build_id_note_.
5546 (Layout::finalize): Call create_build_id.
5547 (Layout::create_note): New function, broken out of
5548 Layout::create_gold_note.
5549 (Layout::create_gold_note): Call create_note.
5550 (Layout::create_build_id): New function.
5551 (Layout::write_build_id): New function.
5552 (Close_task_runner::run): Call write_build_id.
5553
8b105e34
ILT		 5554 * x86_64.cc: Correct license to GPLv3.
5555
086a1841
ILT		 55562008-03-23 Ian Lance Taylor <iant@google.com>
5557
5558 * options.cc: Include "demangle.h".
5559 (parse_optional_string): New function.
5560 (parse_long_option): Handle takes_optional_argument.
5561 (parse_short_option): Update dash_z initializer. Handle
5562 takes_optional_argument.
5563 (General_options::General_options): Initialize do_demangle_.
5564 (General_options::finalize): Set do_demangle_. Handle demangling
5565 style.
5566 * options.h (parse_optional_string): Declare.
5567 (struct One_option): Add optional_arg field. Update constructor.
5568 Update call constructor calls. Add takes_optional_argument
5569 function.
5570 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5571 (DEFINE_optional_string): Define.
5572 (General_options::demangle): Change from DEFINE_bool to
5573 DEFINE_optional_string.
5574 (General_options::no_demangle): New function.
5575 (General_options::do_demangle): New function.
5576 (General_options::set_do_demangle): New function.
5577 (General_options::execstack_status_): Move definition to end of
5578 class definition.
5579 (General_options::static_): Likewise.
5580 (General_options::do_demangle_): New field.
5581 * object.cc (big_endian>::get_symbol_location_info): Call
5582 Options::do_demangle, not Options::demangle.
5583 * symtab.cc (demangle): Likewise.
5584
cbb93e63
ILT		 55852008-03-22 Ian Lance Taylor <iant@google.com>
5586
5587 * gold.h: Include <cstddef> and <sys/types.h>
5588 * options.h: Include <cstring>.
5589
ec531623
ILT		 55902008-03-21 Ian Lance Taylor <iant@google.com>
5591
5592 * Added source code to GNU binutils.
GDB Binutils - Deliverables
This page took 0.423524 seconds and 4 git commands to generate.