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2009-12-23 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
329ca2b1
ST		 12009-12-21 Sriraman Tallam <tmsriram@google.com>
2
3 * options.cc (General_options::parse_version): Make -v continue and do
4 the link like GNU ld does.
5
d675ff46
RÁE		 62009-12-17 Rafael Avila de Espindola <espindola@google.com>
7
8 * Makefile.am (CCFILES): Add timer.cc.
9 (HFILES): Add timer.h.
10 * configure.ac: Check for sysconf and times.
11 * main.cc: include timer.h.
12 (main): Use Timer instead of get_run_time.
13 * timer.cc: New.
14 * timer.h: New.
15 * workqueue.cc: include timer.h.
16 (Workqueue::find_and_run_task):
17 Report user, sys and wall time.
18 * Makefile.in: Regenerate.
19 * config.in: Regenerate.
20 * configure: Regenerate.
21
d6344fb5
DK		 222009-12-16 Doug Kwan <dougkwan@google.com>
23
24 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
25 sections.
26 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
27 relaxed input sections.
28 * output.cc (Output_section::find_relaxed_input_section): Change
29 return type to Output_relaxed_input_section pointer. Adjust code
30 for new type of relaxed_input_section_map_.
31 * output.h (Output_section::find_relaxed_input_section): Change
32 return type to Output_relaxed_input_section pointer.
33 (Output_section::Output_relaxed_input_section_by_input_section_map):
34 New type.
35 (Output_section::relaxed_input_section_map_): Change type to
36 Output_section::Output_relaxed_input_section_by_input_section_map.
37 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
38 input section.
39
0e0d5469
ILT		 402009-12-15 Ian Lance Taylor <iant@google.com>
41
42 * layout.cc (Layout::create_shstrtab): Only write out after input
43 sections if we are compressing debug sections.
44
0649a889
ILT		 452009-12-15 Ian Lance Taylor <iant@google.com>
46
47 * archive.cc (Archive::add_symbols): Only look up a symbol without
48 a version if there is, in fact, a version.
49
2ea97941
ILT		 502009-12-14 Ian Lance Taylor <iant@google.com>
51
52 Revert -Wshadow changes, all changes from:
53 2009-12-11 Doug Kwan <dougkwan@google.com>
54 2009-12-11 Nick Clifton <nickc@redhat.com>
55 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
56
b0eec2cc
DK		 572009-12-11 Doug Kwan <dougkwan@google.com>
58
59 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
60 due to -Wshadow.
61 * attributes.cc (Object_attribute::size): Ditto.
62 (Attributes_section_data::size): Ditto.
63 (Attributes_section_data::Attributes_section_data): Ditto.
64 (Output_attributes_section_data::do_write): Ditto.
65 * attributes.h (Object_attribute::set_type): Ditto.
66 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
67
91d6fa6a
NC		 682009-12-11 Nick Clifton <nickc@redhat.com>
69
70 * archive.cc: Fix shadowed variable warnings.
71 * arm.cc: Likewise.
72 * compressed_output.cc: Likewise.
73 * compressed_output.h: Likewise.
74 * configure: Likewise.
75 * dwarf_reader.cc: Likewise.
76 * dynobj.cc: Likewise.
77 * dynobj.h: Likewise.
78 * ehframe.cc: Likewise.
79 * ehframe.h: Likewise.
80 * errors.cc: Likewise.
81 * expression.cc: Likewise.
82 * fileread.cc: Likewise.
83 * fileread.h: Likewise.
84 * freebsd.h: Likewise.
85 * i386.cc: Likewise.
86 * icf.cc: Likewise.
87 * incremental.h: Likewise.
88 * layout.cc: Likewise.
89 * layout.h: Likewise.
90 * mapfile.cc: Likewise.
91 * merge.cc: Likewise.
92 * merge.h: Likewise.
93 * object.cc: Likewise.
94 * object.h: Likewise.
95 * options.h: Likewise.
96 * output.cc: Likewise.
97 * output.h: Likewise.
98 * parameters.cc: Likewise.
99 * plugin.cc: Likewise.
100 * powerpc.cc: Likewise.
101 * reduced_debug_output.cc: Likewise.
102 * reduced_debug_output.h: Likewise.
103 * reloc.cc: Likewise.
104 * reloc.h: Likewise.
105 * resolve.cc: Likewise.
106 * script-sections.cc: Likewise.
107 * script.cc: Likewise.
108 * script.h: Likewise.
109 * sparc.cc: Likewise.
110 * symtab.cc: Likewise.
111 * symtab.h: Likewise.
112 * target-select.cc: Likewise.
113 * target-select.h: Likewise.
114 * token.h: Likewise.
115 * workqueue.cc: Likewise.
116 * workqueue.h: Likewise.
117 * x86_64.cc: Likewise.
118
a0351a69
DK		 1192009-12-10 Doug Kwan <dougkwan@google.com>
120
121 * arm.cc (attributes.h): New include.
122 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
123 (Arm_relobj::~Arm_relobj): Delete object pointed by
124 attributes_section_data_.
125 (Arm_relobj::attributes_section_data): New method definition.
126 (Arm_relobj::attributes_section_data_): New data member declaration.
127 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
128 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
129 attributes_section_data_.
130 (Arm_dynobj::attributes_section_data): New method definition.
131 (Arm_dynobj::attributes_section_data_): New data member declaration.
132 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
133 initialization value of may_use_blx_ to false.
134 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
135 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
136 object attributes to compute results instead of hard-coding.
137 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
138 Target_arm::get_secondary_compatible_arch,
139 Target_arm::set_secondary_compatible_arch
140 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
141 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
142 New method declarations.
143 (Target_arm::get_aeabi_object_attribute): New method definition.
144 (Target_arm::attributes_section_data_): New data member declaration.
145 (read_arm_attributes_section): New template definition.
146 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
147 (Arm_dynobj::do_read_symbols): Ditto.
148 (Target_arm::do_finalize_sections): Merge attributes sections from
149 input. Check for BLX use after attributes section merging.
150 Fix __exidx_start and __exidx_end visibility. Create an
151 .ARM.attributes section if necessary.
152 (Target_arm::get_secondary_compatible_arch,
153 Target_arm::set_secondary_compatible_arch,
154 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
155 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
156 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
157 New method definitions.
158
b59befec
ILT		 1592009-12-09 Ian Lance Taylor <iant@google.com>
160
161 * plugin.cc (Plugin::load): Don't cast from void* to a function
162 pointer.
163
1276bc89
ILT		 1642009-12-09 Ian Lance Taylor <iant@google.com>
165
166 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
167 information fields.
168
2f2de248
L		 1692009-12-09 H.J. Lu <hongjiu.lu@intel.com>
170
171 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
172 Replace two_file_shared_1.so with two_file_shared_2.so.
173 * testsuite/Makefile.in: Regenerated.
174
4f787271
DK		 1752009-12-08 Doug Kwan <dougkwan@google.com>
176
177 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
178 (HFILES): Add attributes.h and int_encoding.h.
179 * Makefile.in: Regenerate.
180 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
181 function definitions to int_encoding.cc
182 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
183 prototypes to int_encoding.h
184 * reduced_debug_output.cc (int_encoding.h): New include.
185 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
186 function definitions to int_encoding.cc
187 (insert_into_vector, read_from_pointer): Move template definitions to
188 int_encoding.h
189 * attributes.cc: New file.
190 * attributes.h: New file.
191 * int_encoding.cc: New file.
192 * int_encoding.h: New file.
193
20b52f1a
RÁE		 1942009-12-07 Rafael Avila de Espindola <espindola@google.com>
195
196 PR gold/11055
197 * incremental-dump.cc (dump_incremental_inputs): New.
198 (main): Use dump_incremental_inputs.
199
53d7974c
L		 2002009-12-07 H.J. Lu <hongjiu.lu@intel.com>
201
202 PR gold/10893
203 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
204 checking elfcpp::STT_FUNC.
205 (Target_i386::Relocate::relocate): Likewise.
206 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
207
208 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
209 symbols from shared libraries into normal FUNC symbols.
210
211 * symtab.h (Symbol): Add is_func and use it.
212
05a352e6
DK		 2132009-12-05 Doug Kwan <dougkwan@google.com>
214
215 * arm.cc (Target_arm::arm_info): Initialize new fields
216 attributes_section and attributes_vendor.
217 * i386.cc (Target_i386::i386_info): Same.
218 * object.cc (Sized_relobj::do_layout): Skip attribute section.
219 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
220 fields attributes_section and attributes_vendor.
53d7974c 221 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 222 * target.h (Target::attributes_section, Target::attributes_vendor,
223 Target::is_attributes_section, Target::attribute_arg_type,
224 Target::attributes_order): New method definitions.
225 (Target::Target_info::attributes_section,
226 Target::Target_info::attributes_vendor): New fields.
227 (Target::do_attribute_arg_type, Target::do_attributes_order): New
228 virtual method definitions.
229 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
230 attributes_section and attributes_vendor.
231 * testsuite/testfile.cc (Target_test::test_target_info): Same.
232
f4e5969c
DK		 2332009-12-05 Doug Kwan <dougkwan@google.com>
234
235 * arm.cc: Update comments about interworking and stub generation.
236 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
237 considered as non-PIC.
238 (Arm_relocate_functions::base_abs): Fix formatting.
239 (Arm_relocate_functions::got_prel): Fix comment. Change interface
240 of function to use GOT entry address instead of offset.
241 (Target_arm::Scan::global): Issue an error if a symbol would need a
242 PLT does not get one because it is untyped. Remove code to create
243 dynamic symbols for relative branches.
244 (Target_arm::Relocate::relocate: Use 0 instead of false since function
245 takes unsigned integer instead of boolean.
246
1abce4a6
L		 2472009-12-05 H.J. Lu <hongjiu.lu@intel.com>
248
249 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
250 (two_file_test_LDADD): Likewise.
251 (common_test_1_LDADD): Likewise.
252 (exception_test_LDADD) Likewise.
253 (weak_test_LDADD): Likewise.
254 (many_sections_test_LDADD): Likewise.
255 (initpri1_LDADD): Likewise.
256 (script_test_1_LDADD): Likewise.
257 (script_test_2_LDADD): Likewise.
258 (justsyms_LDADD): Likewise.
259 (binary_test_LDADD): Likewise.
260 (large_LDADD): Likewise.
261 * testsuite/Makefile.in: Regenerated.
262
adcf2816 2632009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 264
adcf2816
L		 265 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
266 (Symbol_table::override_with_special): Likewise.
267 (Symbol_table::add_from_object): Likewise.
268
28e67f5d
RÁE		 2692009-12-04 Rafael Avila de Espindola <espindola@google.com>
270
271 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
272 Don't set the data_offset twice.
273
ae10a101
RÁE		 2742009-12-04 Rafael Avila de Espindola <espindola@google.com>
275
276 * testsuite/Makefile.in: Regenerate.
277
f59f41f3
DK		 2782009-12-03 Doug Kwan <dougkwan@google.com>
279
280 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
281 (Target_arm::do_finalize_sections): Add parameter for symbol table
282 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
283 * i386.cc (Target_i386::do_finalize_sections): Add an additional
284 parameter for symbol table pointer.
285 * layout.cc (Layout::finalize): Call Target::finalize_sections with
286 an additional parameter for a pointer to symbol table.
287 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
288 parameter for a symbol table pointer.
289 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
290 * target.h (Target::finalize_sections, Target::do_finalize_sections):
291 Ditto.
292 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
293 parameter for a symbol table pointer.
294
ca55d848
RÁE		 2952009-12-03 Rafael Avila de Espindola <espindola@google.com>
296
297 * incremental.cc (Incremental_inputs_header)
298 (Incremental_inputs_header_write, Incremental_inputs_entry)
299 (Incremental_inputs_entry_write): Move ...
300 * incremental.h (Incremental_inputs_header)
301 (Incremental_inputs_header_write, Incremental_inputs_entry)
302 (Incremental_inputs_entry_write): here.
303
3aec4f9c
RÁE		 3042009-12-02 Rafael Avila de Espindola <espindola@google.com>
305
306 * incremental.cc (make_sized_incremental_binary): Set the target.
307 Error if it is incompatible.
308 * output.h (Output_file): Add filename method.
309
9c0ae74d
RÁE		 3102009-12-02 Rafael Avila de Espindola <espindola@google.com>
311
312 * incremental.cc (Incremental_inputs_entry): Remove unused argument
313 from the get_* methods.
314
a45500ae
RÁE		 3152009-12-02 Rafael Avila de Espindola <espindola@google.com>
316
317 * incremental-dump.cc (main): Check that the offeset of a script is 0.
318 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
319 Write 0 for the data_offset of scripts.
320
325e6408
RÁE		 3212009-12-02 Rafael Avila de Espindola <espindola@google.com>
322
323 * testsuite/Makefile.am: Add the incremental_test.sh test.
324 * testsuite/incremental_test.sh: New.
325 * testsuite/incremental_test_1.c: New.
326 * testsuite/incremental_test_2.c: New.
327
954c3e2e
RÁE		 3282009-12-01 Rafael Avila de Espindola <espindola@google.com>
329
330 * incremental-dump.cc (main): Fix typos.
331
f8086623
RÁE		 3322009-11-27 Rafael Avila de Espindola <espindola@google.com>
333
334 PR gold/11025
335 * incremental-dump.cc (main): Use llu to print 64 bit values.
336
3b0dd6ac
L		 3372009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
338 H.J. Lu <hongjiu.lu@intel.com>
339
340 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
341 $(LIBDL).
342 (incremental_dump_LDADD): Likewise.
343 * Makefile.in: Regenerated.
344
a6d1ef57
DK		 3452009-11-25 Doug Kwan <dougkwan@google.com>
346
347 Revert:
348
349 2009-11-25 Doug Kwan <dougkwan@google.com>
350
351 * arm.cc (Target_arm::Target_arm): Move method definition
352 outside of class definition. Add code to handle
353 --target1-rel, --target1-abs and --target2= options.
354 (Target_arm::get_reloc_reloc_type): Change method to be
355 non-static and const.
356 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
357 New data member declaration.
358 (Target_arm::Scan::local, Target_arm::Scan::global,
359 Target_arm::Relocate::relocate,
360 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
361 Adjust call to Target_arm::get_real_reloc_type.
362 (Target_arm::get_real_reloc_type): Use command line options
363 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
364 * options.h (--target1-rel, --target1-abs, --target2): New
365 ARM-only options.
366
50aeb7d4
DK		 3672009-11-25 Doug Kwan <dougkwan@google.com>
368
369 * arm.cc (Target_arm::Target_arm): Move method definition outside of
370 class definition. Add code to handle --target1-rel, --target1-abs
371 and --target2= options.
372 (Target_arm::get_reloc_reloc_type): Change method to be non-static
373 and const.
374 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
375 member declaration.
376 (Target_arm::Scan::local, Target_arm::Scan::global,
377 Target_arm::Relocate::relocate,
378 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
379 call to Target_arm::get_real_reloc_type.
380 (Target_arm::get_real_reloc_type): Use command line options to
381 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
382 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
383 options.
384
51938283
DK		 3852009-11-25 Doug Kwan <dougkwan@google.com>
386
387 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
388 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
389 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
390 formatting.
391 (Arm_relocate_functions::thm_call): Replace body with a call to
392 Arm_relocate_functions::thumb_branch_common.
393 (Arm_relocate_functions::thm_jump24,
394 Arm_relocate_functions::thm_xpc22): New method definitions.
395 (Arm_relocate_functions::thumb_branch_common): New method definition.
396 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
397 operator.
398 (Target_arm::Relocate::relocate): Adjust call to thm_call.
399 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
400
e2b8f3c4
RÁE		 4012009-11-24 Rafael Avila de Espindola <espindola@google.com>
402
403 * Makefile.am: Build incremental-dump
404 * Makefile.in: Regenerate.
405 * incremental-dump.cc: New.
406 * incremental.cc (Incremental_inputs_header_data,
407 Incremental_inputs_entry_data): Move to incremental.h
408 * incremental.h: (Incremental_inputs_header_data,
409 Incremental_inputs_entry_data): Move from incremental.cc
410
bcba9aec
RÁE		 4112009-11-24 Rafael Avila de Espindola <espindola@google.com>
412
413 * incremental.cc (Incremental_inputs_header,
414 Incremental_inputs_header_write, Incremental_inputs_entry,
415 Incremental_inputs_entry_write): Add a typedef with the data type.
416
7c3afe08
RÁE		 4172009-11-24 Rafael Avila de Espindola <espindola@google.com>
418
419 * incremental.cc (Incremental_inputs_header,
420 Incremental_inputs_header_write, Incremental_inputs_entry,
421 Incremental_inputs_entry_write): Update comment about which
422 type has the filed descriptions.
423
d204b6e9
DK		 4242009-11-15 Doug Kwan <dougkwan@google.com>
425
426 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
427 (Arm_relocate_functions::arm_branch_common): Change method defintion
428 in class definition to a method declaration and update list of formal
429 parameters.
430 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
431 Arm_relocation_functions::jump24): Adjust call to
432 Arm_relocate_functions::arm_branch_common. Update list of formal
433 parameters.
434 (Arm_relocate_functions::xpc25): New method definition.
435 (Arm_relocate_functions::arm_branch_common): Move method defintion
436 out from class definition. Use stubs for mode-switching and extending
437 branch ranges.
438 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
439 specially. Change code to enable use of stubs in ARM branches.
440
43d12afe
DK		 4412009-11-10 Doug Kwan <dougkwan@google.com>
442
443 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
444 in method declaration.
445 (Target_arm::relocate_stub): New method declaration.
446 (Target_arm::default_target): Change to return a pointer instead of
447 a const reference.
448 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
449 Target_arm::default_target.
450 (Arm_Relobj::do_relocate_sections): Remove options paramater in
451 method definition.
452 (Target_arm::relocate_section): Adjust view.
453 (Target_arm::relocate_stub): New method definition.
454
ac33a407
DK		 4552009-11-10 Doug Kwan <dougkwan@google.com>
456
457 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
458 a format warning.
459 * incremental.cc (open_incremental_binary): Initialized local
460 variables to avoid warnings.
461 * object.cc (make_elf_object): Ditto.
462 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
463 a format warning.
464
88ee28e9
L		 465009-11-09 H.J. Lu <hongjiu.lu@intel.com>
466
467 PR gold/10930
468 * testsuite/plugin_test.c: Include "config.h".
469
2daedcd6
DK		 4702009-11-09 Doug Kwan <dougkwan@google.com>
471
472 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
473 (arm_symbol_value): Remove.
474 (Arm_relocate_functions::arm_branch_common,
475 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
476 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
477 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
478 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
479 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
480 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
481 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
482 Arm_relocate_functions::thm_mobw_abs_nc,
483 Arm_relocate_functions::thm_mov_abs,
484 Arm_relocate_functions::movw_prel_nc,
485 Arm_relocate_functions::thm_movt_abs,
486 Arm_relocate_functions::movt_prel,
487 Arm_relocate_functions::thm_movw_prel_nc,
488 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
489 (Target_arm::Relocate::relocate): Only decompose address into two
490 parts if relocation type uses the thumb-bit and pass the actual
491 bit instead of a flag indicating that the thumb-bit is used. Adjust
492 calls to methods in Arm_relocate_functions for this change.
493
1276bc89 4942009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 495
496 PR 10925
497 * reloc.cc: Instantiate
498 Sized_relobj::initialize_input_to_output_maps and
499 Sized_relobj:free_input_to_output_maps.
500
e53ad1b5
ILT		 5012009-11-06 Ian Lance Taylor <iant@google.com>
502
503 PR 10876
504 * defstd.cc (in_segment): Set only_if_ref true for "end".
505
eb44217c
DK		 5062009-11-06 Doug Kwan <dougkwan@google.com>
507
508 * arm.cc (class Reloc_stub): Correct a comment.
509 (Target_arm::Target_arm): Initialize arm_input_section_map_.
510 (Target_arm::scan_section_for_stubs): New method declaration.
511 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
512 Change methods from private to protected.
513 (Target_arm::do_may_relax): New method definition.
514 (Target_arm::do_relax, Target_arm::group_sections,
515 Target_arm::scan_reloc_for_stub,
516 Target_arm::scan_reloc_section_for_stubs): New method declarations.
517 (Target_arm::arm_input_section_map_): New data member declaration.
518 (Target_arm::scan_reloc_for_stub,
519 Target_arm::scan_reloc_section_for_stubs,
520 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
521 Target_arm::do_relax): New method definitions.
522
5d329b7d
ILT		 5232009-11-06 Mikolaj Zalewski <mikolaj@google.com>
524
525 * configure.ac: Check for (struct stat)::st_mtim
526 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
527 * config.in: Regenerate.
528 * configure: Regenerate.
529
96a0d71b
ILT		 5302009-11-05 Ian Lance Taylor <iant@google.com>
531
532 PR 10910
533 * output.cc (Output_segment::add_output_section): Add missing
534 return statement.
535
594c8e5e
ILT		 5362009-11-04 Ian Lance Taylor <iant@google.com>
537
538 PR 10880
539 * object.h (class Object): Add is_needed and set_is_needed
540 methods. Add is_needed_ field. Make bool fields into bitfields.
541 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
542 defined in a dynamic object and referenced by a regular object,
543 set is_needed for the dynamic object.
544 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
545 if the file is marked with as_needed and it is not needed.
546
22b127cc
ILT		 5472009-11-04 Ian Lance Taylor <iant@google.com>
548
549 PR 10887
550 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
551 tags if data is discarded by linker script.
552 * i386.cc (Target_i386::do_finalize_sections): Likewise.
553 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
554 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
555 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
556
f5c870d2
ILT		 5572009-11-04 Ian Lance Taylor <iant@google.com>
558
559 * layout.cc (Layout::get_output_section): Add is_interp and
560 is_dynamic_linker_section parameters. Change all callers.
561 (Layout::choose_output_section): Likewise.
562 (Layout::make_output_section): Likewise.
563 (Layout::add_output_section_data): Add is_dynamic_linker_section
564 parameter. Change all callers.
565 * layout.h (class Layout): Update declarations.
566 * output.h (class Output_section): Add is_interp, set_is_interp,
567 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
568 Add is_interp_, is_dynamic_linker_section_ fields. Change
569 generate_code_fills_at_write_ to a bitfield.
570 * output.cc (Output_section::Output_sections): Initialize new
571 fields.
572 (Output_segment::add_output_section): Add do_sort parameter.
573 Change all callers.
574
1ae4d23b
ILT		 5752009-11-03 Ian Lance Taylor <iant@google.com>
576
577 PR 10860
578 * options.h (class General_options): Add --warn-common.
579 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
580 merging two common symbols.
581 (Symbol_table::should_override): Handle --warn-common when merging
582 a common symbol with a defined symbol. Use report_resolve_problem
583 for multiple definitions.
584 (Symbol_table::report_resolve_problem): New function.
585 * symtab.h (class Symbol_table): Declare report_resolve_problem.
586
55da9579
DK		 5872009-11-03 Doug Kwan <dougkwan@google.com>
588
589 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
590 stub_factory_.
591 (Target_arm::stub_factory): New method definition.
592 (Target_arm::new_arm_input_section,
593 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
594 Target_arm::reloc_uses_thumb_bit): New method declarations.
595 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
596 New type definitions.
597 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
598 member declarations.
599 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
600 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
601 New method definitions.
602
37a9ac43
ILT		 6032009-11-03 Ian Lance Taylor <iant@google.com>
604
605 * options.h (class General_options): Add --warn_constructors.
606
b3d6a3d4
ILT		 6072009-11-03 Ian Lance Taylor <iant@google.com>
608
609 PR 10893
610 * defstd.cc (in_section): Add entries for __rel_iplt_start,
611 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
612
934b01dd
ILT		 6132009-11-03 Ian Lance Taylor <iant@google.com>
614
615 PR 10895
616 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
617 --msgid-bugs-address.
618 (install-pdf): New target.
619 (install-data_yes): Look up one directory to find mkinstalldirs.
620
03c1939b
L		 6212009-11-03 H.J. Lu <hongjiu.lu@intel.com>
622
623 * po/Make-in (.po.gmo): Don't generate .gmo files in source
624 tree.
625
ebd95253
DK		 6262009-10-30 Doug Kwan <dougkwan@google.com>
627
628 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
629
e9bbb538
DK		 6302009-10-30 Doug Kwan <dougkwan@google.com>
631
632 * arm.cc (Stub_addend_reader): New struct template definition
633 and partial specializations.
634 (Stub_addend_reader::operator()): New method definition for a
635 partially specialized template.
636
d5b40221
DK		 6372009-10-30 Doug Kwan <dougkwan@google.com>
638
639 * arm.cc (Arm_relobj::processor_specific_flags): New method
640 definition.
641 (Arm_relobj::do_read_symbols): New method declaration.
642 (Arm_relobj::processor_specific_flags_): New data member declaration.
643 (Arm_dynobj): New class definition.
644 (Target_arm::do_finalize_sections): Add input_objects parameter.
645 (Target_arm::do_adjust_elf_header): New method declaration.
646 (Target_arm::are_eabi_versions_compatible,
647 (Target_arm::merge_processor_specific_flags): New method declaration.
648 (Target_arm::do_make_elf_object): New overloaded method definitions
649 and declaration.
650 (Arm_relobj::do_read_symbols): New method definition.
651 (Arm_dynobj::do_read_symbols): Ditto.
652 (Target_arm::do_finalize_sections): Add input_objects parameters.
653 Merge processor-specific flags from all input objects.
654 (Target_arm::are_eabi_versions_compatible,
655 Target_arm::merge_processor_specific_flags,
656 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
657 New method definitions.
658 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
659 Input_objects pointer type parameter.
660 * layout.cc (Layout::finalize): Pass input objects to target's.
661 finalize_sections function.
662 * output.cc (Output_file_header::do_sized_write): Set ELF file
663 header's processor-specific flags.
664 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
665 Input_objects pointer type parameter.
666 * sparc.cc (Target_sparc::do_finalize_sections): Same.
667 * target.h (Input_objects): New forward class declaration.
668 (Target::processor_specific_flags,
669 Target::are_processor_specific_flags_sect): New method definitions.
670 (Target::finalize_sections): Add input_objects parameter.
671 (Target::Target): Initialize processor_specific_flags_ and
672 are_processor_specific_flags_set_.
673 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
674 parameter.
675 (Target::set_processor_specific_flags): New method definition.
676 (Target::processor_specific_flags_,
677 Target::are_processor_specific_flags_set_): New data member
678 declarations.
679 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
680 Input_objects pointer type parameter.
681
ebabffbd
DK		 6822009-10-30 Doug Kwan <dougkwan@google.com>
683
684 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
685
ad0f2072
ILT		 6862009-10-28 Ian Lance Taylor <iant@google.com>
687
688 * object.h (class Relobj): Drop options parameter from
689 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
690 do_scan_relocs, do_relocate. Change all callers.
691 (class Sized_relobj): Drop options parameters from
692 do_gc_process_relocs, do_scan_relocs, do_relocate,
693 do_relocate_sections, relocate_sections, emit_relocs_scan,
694 emit_relocs_scan_reltype. Change all callers.
695 (struct Relocate_info): Remove options field and all references to
696 it.
697 * reloc.h (class Read_relocs): Remove options constructor
698 parameter and options_ field. Change all callers.
699 (class Gc_process_relocs, class Scan_relocs): Likewise.
700 (class Relocate_task): Likewise.
701 * target-reloc.h (scan_relocs): Remove options parameter. Change
702 all callers.
703 (scan_relocatable_relocs): Likewise.
704 * target.h (class Sized_target): Remove options parameter from
705 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
706 all callers.
707 * gc.h (gc_process_relocs): Remove options parameter. Change all
708 callers.
709 * arm.cc: Update functions to remove options parameters.
710 * i386.cc: Likewise.
711 * powerpc.cc: Likewise.
712 * sparc.cc: Likewise.
713 * x86_64.cc: Likewise.
714 * testsuite/testfile.cc: Likewise.
715
8ffa3667
DK		 7162009-10-28 Doug Kwan <dougkwan@google.com>
717
718 * arm.cc (Arm_relobj): New class definition.
719 (Arm_relobj::scan_sections_for_stubs,
720 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
721 New method definitions.
722
40f36857
CC		 7232009-10-28 Cary Coutant <ccoutant@google.com>
724
725 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
726 (Plugin::cleanup_done_): New member.
727 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
728 (Plugin_manager::cleanup_done_): Remove.
729 (Plugin_manager::add_input_file): Edit error message.
730 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
731 (Plugin_manager::cleanup): Remove use of cleanup_done_.
732
2c849493
ILT		 7332009-10-27 Mikolaj Zalewski <mikolajz@google.com>
734
735 * fileread.cc: (File_read::View::~View): Use the new
736 data_ownership_ filed.
737 (File_read::~File_read): Dispose the new whole_file_view_.
738 (File_read::open): Mmap the whole file if needed.
739 (File_read::open): Use whole_file_view_ instead of contents_.
740 (File_read::find_view): Use whole_file_view_ if applicable.
741 (File_read::do_read): Use whole_file_view_ instead of contents_.
742 (File_read::make_view): Use whole_file_view_ instead of contents_,
743 update File_read::View::View call.
744 (File_read::find_or_make_view): Update File_read::View::View
745 call.
746 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
747 remove contents_
748 (File_read::View::Data_ownership): New enum.
749 (File_read::View::View): Replace bool mapped_ with Data_ownership
750 argument.
751 (File_read::View::mapped_): Remove (replaced by data_ownership_).
752 (File_read::View::data_ownership_): New field.
753 (File_read::contents_): Remove (replaced by whole_file_view_).
754 (File_read::whole_file_view_): New field.
755 * options.h (class General_options): Add --keep-files-mapped.
756
24998053
CC		 7572009-10-27 Cary Coutant <ccoutant@google.com>
758
759 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
760 * testsuite/Makefile.am (plugin_test_5): New test case.
761 * testsuite/Makefile.in: Regenerate.
762
72adc4fa
DK		 7632009-10-25 Doug Kwan <dougkwan@google.com>
764
765 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
766 from private to protected to allow access by child class.
767 (Sized_relobj::do_relocate_sections): New method declaration.
768 (Sized_relobj::relocate_sections): Virtualize.
769 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
770 Sized_relobj::relocate_sections. Instantiate template explicitly
771 for different target sizes and endianity.
772
07f508a2
DK		 7732009-10-24 Doug Kwan <dougkwan@google.com>
774
775 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
776 (Arm_input_section::as_arm_input_section): New method.
777 (Arm_output_section): New class definition.
778 (Arm_output_section::create_stub_group,
779 Arm_output_section::group_sections): New method definitions.
780
10ad9fe5
DK		 7812009-10-22 Doug Kwan <dougkwan@google.com>
782
783 * arm.cc (Arm_input_section): New class definition.
784 (Arm_input_section::init, Arm_input_section:do_write,
785 Arm_input_section::set_final_data_size,
786 Arm_input_section::do_reset_address_and_file_offset): New method
787 definitions.
788
56ee5e00
DK		 7892009-10-21 Doug Kwan <dougkwan@google.com>
790
791 * arm.cc (Stub_table, Arm_input_section): New forward class
792 declarations.
793 (Stub_table): New class defintion.
794 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
795 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
796 New method definition.
797
b569affa
DK		 7982009-10-21 Doug Kwan <dougkwan@google.com>
799
800 * arm.cc: Update copyright comments.
801 (Target_arm): New forward class template declaration.
802 (Arm_address): New type.
803 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
804 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
805 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
806 constants.
807 (Insn_template): Same.
808 (DEF_STUBS): New macro.
809 (Stub_type): New enum type.
810 (Stub_template): New class definition.
811 (Stub): Same.
812 (Reloc_stub): Same.
813 (Stub_factory): Same.
814 (Target_arm::Target_arm): Initialize may_use_blx_ and
815 should_force_pic_veneer_.
816 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
817 Target_arm::should_force_pic_veneer,
818 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
819 Target_arm::using_thumb_only, Target_arm:;default_target): New
820 method defintions.
821 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
822 New data member declarations.
823 (Insn_template::size, Insn_template::alignment): New method defintions.
824 (Stub_template::Stub_template): New method definition.
825 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
826 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
827 (Stub_factory::Stub_factory): New method definition.
828 * gold.h (string_hash): New template.
829 * output.h (Input_section_specifier::hash_value): Use
830 gold::string_hash.
831 (Input_section_specifier::string_hash): Remove.
832 * stringpool.cc (Stringpool_template::string_hash): Use
833 gold::string_hash.
834
6c172549
DK		 8352009-10-20 Doug Kwan <dougkwan@google.com>
836
837 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
838 symbols of relaxed input sections.
839 * output.h (Output_section::find_relaxed_input_section): Make
840 method public.
841
c5617f2f
DK		 8422009-10-16 Doug Kwan <dougkwan@google.com>
843
844 * dynobj.cc (Versions::Versions): Initialize version_script_.
845 Only insert base version symbol definition for a shared object
846 if version script defines any version versions.
847 (Versions::define_base_version): New method definition.
848 (Versions::add_def): Check that base version is not needed.
849 (Versions::add_need): Define base version lazily.
850 * dynobj.h (Versions::define_base_version): New method declaration.
851 (Versions::needs_base_version_): New data member declaration.
852 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
853 (check_DATA): Add no_version_test.stdout.
854 (libno_version_test.so, no_version_test.o no_version_test.stdout):
855 New make rules.
856 * testsuite/Makefile.in: Regenerate.
857 * testsuite/no_version_test.c: New file.
858 * testsuite/no_version_test.sh: Ditto.
859
3c12dcdb
DK		 8602009-10-16 Doug Kwan <dougkwan@google.com>
861
862 * expression.cc (class Segment_start_expression): New class definition.
863 (Segment_start_expression::value): New method definition.
864 (script_exp_function_segment_start): Return a new
865 Segment_start_expression.
866 * gold/script-c.h (script_saw_segment_start_expression): New function
867 prototype.
868 * script-sections.cc (Script_sections::Script_sections): Initialize
869 SAW_SEGMENT_START_EXPRESSION_ to false.
870 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
871 and -Tbbs options to specify section addresses if given in
872 command line and no SEGMENT_START expression is seen in a script.
873 * script-sections.h (Script_sections::saw_segment_start_expression,
874 Script_sections::set_saw_segment_start_expression): New method
875 definition.
876 (Script_sections::saw_segment_start_expression_): New data member
877 declaration.
878 * script.cc (script_saw_segment_start_expression): New function.
879 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
880 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
881 script_test_7.sh and script_test_8.sh.
882 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
883 script_test_8.stdout.
884 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
885 (script_test_6, script_test_6.stdout, script_test_7,
886 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
887 * Makefile.in: Regenerate.
888 * testsuite/script_test_6.sh: New file.
889 * testsuite/script_test_6.t: Same.
890 * testsuite/script_test_7.sh: Same.
891 * testsuite/script_test_7.t: Same.
892 * testsuite/script_test_8.sh: Same.
893
64b1ae37
DK		 8942009-10-16 Doug Kwan <dougkwan@google.com>
895
896 * output.cc (Output_segment::set_section_list_address): Cast
897 expressions to unsigned long long type to avoid format warnings.
898
661be1e2
ILT		 8992009-10-15 Ian Lance Taylor <iant@google.com>
900
12edd763 901 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 902 dot assignment to script_sections_.
12edd763
ILT		 903 * script-sections.cc (Script_sections::add_dot_assignment):
904 Initialize if necessary.
905
68b6574b
ILT		 906 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
907 program headers with no load segment if there is a linker script.
908
661be1e2
ILT		 909 * layout.cc (Layout::set_segment_offsets): Align the file offset
910 to the segment aligment for -N or -n with no load segment.
911 * output.cc (Output_segment::add_output_section): Don't crash if
912 the first section is a TLS section.
913 (Output_segment::set_section_list_addresses): Print an error
914 message if the address moves backward in a linker script.
915 * script-sections.cc
916 (Output_section_element_input::set_section_addresses): Don't
917 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
918 (Orphan_output_section::set_section_addresses): Likewise.
919
f15f61a7
DK		 9202009-10-15 Doug Kwan <dougkwan@google.com>
921
922 * layout.cc (Layout::finish_dynamic_section): Generate tags
923 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
924 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
925 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
926
82bb573a
ILT		 9272009-10-14 Ian Lance Taylor <iant@google.com>
928
929 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
930 fields.
931 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
932 data_shdr fields of relinfo.
933 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
934 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
935 R_386_TLS_LDO_32, adjust based on section flags.
936 (Target_i386::Relocate::fix_up_ldo): Remove.
937
374ad285
ILT		 9382009-10-13 Ian Lance Taylor <iant@google.com>
939
940 Add support for -pie.
941 * options.h (class General_options): Add -pie and
942 --pic-executable.
943 (General_options::output_is_position_independent): Test -pie.
944 (General_options::output_is_executable): Return true if not shared
945 and not relocatable.
946 (General_options::output_is_pie): Remove.
947 * options.cc (General_options::finalize): Reject incompatible uses
948 of -pie.
949 * gold.cc (queue_middle_tasks): A -pie link is not static.
950 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
951 * symtab.cc (Symbol::final_value_is_known): Return false if
952 output_is_position_independent.
953 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
954 output_is_position_independent.
955 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
956 output_is_position_independent.
957 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
958 output_is_position_independent.
959 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
960 two_file_pie_test.
961 (basic_pie_test.o, basic_pie_test): New targets.
962 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
963 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
964 (two_file_pie_test): New target.
965 * testsuite/Makefile.in: Rebuild.
966 * README: Remove note saying that -pie is not supported.
967
c6585162
ILT		 9682009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
969
970 * options.h (class General_options): Add -init and -fini.
971 * layout.cc (Layout::finish_dynamic_section): Emit
972 given init and fini functions.
973
032ce4e9
ST		 9742009-10-13 Sriraman Tallam <tmsriram@google.com>
975
976 * gc.h (gc_process_relocs): Check if icf is enabled using new
977 function.
978 * gold.cc (queue_initial_tasks): Likewise.
979 (queue_middle_tasks): Likewise.
980 * object.cc (do_layout): Likewise.
981 * symtab.cc (is_section_folded): Likewise.
982 * main.cc (main): Likewise.
983 * reloc.cc (Read_relocs::run): Likewise.
984 (Sized_relobj::do_scan_relocs): Likewise.
985 * icf.cc (is_function_ctor_or_dtor): New function.
986 (Icf::find_identical_sections): Check if function is ctor or dtor when
987 safe icf is chosen.
988 * options.h (General_options::icf): Change option to be an enum.
989 (Icf_status): New enum.
990 (icf_enabled): New method.
991 (icf_safe_folding): New method.
992 (set_icf_status): New method.
993 (icf_status_): New variable.
994 * (options.cc) (General_options::finalize): Set icf_status_.
995 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
996 icf_test and icf_keep_unique_test to use the --icf enum flag.
997 * testsuite/icf_safe_test.sh: New file.
998 * testsuite/icf_safe_test.cc: New file.
999
f345227a
ST		 10002009-10-12 Sriraman Tallam <tmsriram@google.com>
1001
1002 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1003 includes to gc.h and icf.h.
1004 * arm.cc: Include gc.h.
1005 * gold.cc: Likewise.
1006 * i386.cc: Likewise.
1007 * powerpc.cc: Likewise.
1008 * sparc.cc: Likewise.
1009 * x86_64.cc: Likewise.
1010 * gc.h: Include icf.h.
1011
1c7814ed
ILT		 10122009-10-11 Ian Lance Taylor <iant@google.com>
1013
1014 * plugin.cc: Include "gold.h" before other header files.
1015
ae3b5189
CD		 10162009-10-10 Chris Demetriou <cgd@google.com>
1017
1018 * options.h (Input_file_argument::Input_file_type): New enum.
1019 (Input_file_argument::is_lib_): Replace with...
1020 (Input_file_argument::type_): New member.
1021 (Input_file_argument::Input_file_argument): Take Input_file_type
1022 'type' rather than boolean 'is_lib' as second argument.
1023 (Input_file_argument::is_lib): Use type_.
1024 (Input_file_argument::is_searched_file): New function.
1025 (Input_file_argument::may_need_search): Handle is_searched_file.
1026 * options.cc (General_options::parse_library): Support -l:filename.
1027 (General_options::parse_just_symbols): Update for Input_file_argument
1028 changes.
1029 (Command_line::process): Likewise.
1030 * archive.cc (Archive::get_file_and_offset): Likewise.
1031 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1032 * script.cc (read_script_file, script_add_file): Likewise.
1033 * fileread.cc (Input_file::Input_file): Likewise.
1034 (Input_file::will_search_for): Handle is_searched_file.
1035 (Input_file::open): Likewise.
1036 * readsyms.cc (Read_symbols::get_name): Likewise.
1037 * testsuite/Makefile.am (searched_file_test): New test.
1038 * testsuite/Makefile.in: Regenerate.
1039 * testsuite/searched_file_test.cc: New file.
1040 * testsuite/searched_file_test_lib.cc: New file.
1041
f3048a1d
ILT		 10422009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1043 Ian Lance Taylor <iant@google.com>
1044
1045 * descriptor.cc: Include <cstdio> and "binary-io.h".
1046 (Descriptors::open): Open the files in binary mode always.
1047 * script.cc (Lex::get_token): Treat \r as whitespace.
1048
d4780e57
ILT		 10492009-10-09 Ian Lance Taylor <iant@google.com>
1050
1051 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1052
d9a893b8
ILT		 10532009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1054 Ian Lance Taylor <iant@google.com>
1055
1056 * configure.ac: Check for readv function also.
1057 * fileread.cc (readv): Define if not HAVE_READV.
1058 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1059 does not exist.
1060 * config.in: Regenerate.
1061 * configure: Regenerate.
1062
c0a62865
DK		 10632009-10-09 Doug Kwan <dougkwan@google.com>
1064
1065 * layout.cc (Layout::make_output_section): Call target hook to make
1066 ordinary output section.
1067 (Layout::finalize): Adjust parameter list of call the
1068 Target::may_relax().
1069 * layout.h (class Layout::section_list): New method.
1070 * merge.h (Output_merge_base::entsize): Change visibility to public.
1071 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1072 New methods.
1073 (Output_merge_string::do_is_string): New method.
1074 * object.cc (Sized_relobj::do_setup): renamed from
1075 Sized_relobj::set_up.
1076 * object.h (Sized_relobj::adjust_shndx,
1077 Sized_relobj::initializ_input_to_output_maps,
1078 Sized_relobj::free_input_to_output_maps): Change visibilities to
1079 protected.
1080 (Sized_relobj::setup): Virtualize.
1081 (Sized_relobj::do_setup): New method declaration.
1082 (Sized_relobj::invalidate_section_offset,
1083 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1084 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1085 * options.cc (parse_int): New function.
1086 * options.h (parse_int): New declaration.
1087 (DEFINE_int): New macro.
1088 (stub_group_size): New option.
1089 * output.cc (Output_section::Output_section): Initialize memebers
1090 merge_section_map_, merge_section_by_properties_map_,
1091 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1092 (Output_section::add_input_section): Handled deferred code-fill
1093 generation and remove an old comment.
1094 (Output_section::add_relaxed_input_section): New method definition.
1095 (Output_section::add_merge_input_section): Use merge section by
1096 properties map to speed to search. Update merge section maps
1097 as appropriate.
1098 (Output_section::build_relaxation_map): New method definition.
1099 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1100 Same.
1101 (Output_section::relax_input_section): Renamed to
1102 Output_section::convert_input_sections_to_relaxed_sections and change
1103 interface to take a vector of pointers to relaxed sections.
1104 (Output_section::find_merge_section,
1105 Output_section::find_relaxed_input_section): New method definitions.
1106 (Output_section::is_input_address_mapped,
1107 Output_section::output_offset, Output_section::output_address):
1108 Use output section data maps to speed up searching.
1109 (Output_section::find_starting_output_address): Add comments.
1110 (Output_section::do_write,
1111 Output_section::write_to_postprocessing_buffer): Do code-fill
1112 generation as appropriate.
1113 (Output_section::get_input_sections): Invalidate relaxed input section
1114 map.
1115 (Output_section::restore_states): Adjust type of checkpoint .
1116 Invalidate relaxed input section map.
1117 * output.h (Output_merge_base): New class declaration.
1118 (Input_section_specifier): New class defintion.
1119 (class Output_relaxed_input_section) Change base class to
1120 Output_section_data_build.
1121 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1122 base class initializer.
1123 (Output_section::add_relaxed_input_section): New method declaration.
1124 (Output_section::Input_section): Change visibility to protected.
1125 (Output_section::Input_section::relobj,
1126 Output_section::Input_section::shndx): Handle relaxed input sections.
1127 Output_section::input_sections) Change visibility to protected. Also
1128 define overload to return a non-const pointer.
1129 (Output_section::Merge_section_properties): New class defintion.
1130 (Output_section::Merge_section_by_properties_map,
1131 Output_section::Output_section_data_by_input_section_map,
1132 Output_section::Relaxation_map): New types.
1133 (Output_section::relax_input_section): Rename method to
1134 Output_section::convert_input_sections_to_relaxed_sections and change
1135 interface to take a vector of relaxed section pointers.
1136 (Output_section::find_merge_section,
1137 Output_section::find_relaxed_input_section,
1138 Output_section::build_relaxation_map,
1139 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1140 New method declarations.
1141 (Output_section::merge_section_map_
1142 Output_section::merge_section_by_properties_map_,
1143 Output_section::relaxed_input_section_map_,
1144 Output_section::is_relaxed_input_section_map_valid_,
1145 Output_section::generate_code_fills_at_write_): New data members.
1146 * script-sections.cc
1147 (Output_section_element_input::set_section_addresses): Call
1148 current_data_size and addralign methods of relaxed input sections.
1149 (Orphan_output_section::set_section_addresses): Call current_data_size
1150 and addralign methods of relaxed input sections.
1151 * symtab.cc (Symbol_table::compute_final_value): Extract template
1152 from the body of Symbol_table::sized_finalize_symbol.
1153 (Symbol_table::sized_finalized_symbol): Call
1154 Symbol_table::compute_final_value.
1155 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1156 (Symbol_table::compute_final_value): New templated method declaration.
1157 * target.cc (Target::do_make_output_section): New method defintion.
1158 * target.h (Target::make_output_section): New method declaration.
1159 (Target::relax): Add more parameters for input objects, symbol table
1160 and layout. Adjust call to do_relax.
1161 (Target::do_make_output_section): New method declaration.
1162 (Target::do_relax): Add parameters for input objects, symbol table
1163 and layout.
1164
d446d6c4
ILT		 11652009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1166
1167 * pread.c: Include stdio.h.
1168
bc06c745
ILT		 11692009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1170
1171 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1172 defined.
1173
75aea3d0
ILT		 11742009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1175
1176 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1177 Change read_shndx type to unsigned int.
1178 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1179 int.
1180 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1181 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1182 Change read_shndx type to unsigned int.
1183 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1184 int.
1185 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1186 * layout.cc (Layout::create_symtab_sections): Cast the result of
1187 local_symcount * symsize to off_t in the gold_assert.
1188
be8fcb75
ILT		 11892009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1190
1191 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1192 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1193 R_ARM_BASE_ABS.
1194 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1195 (Arm_relocate_functions::thm_abs5): New function.
1196 (Arm_relocate_functions::abs12): New function.
1197 (Arm_relocate_functions::abs16): New function.
1198 (Arm_relocate_functions::base_abs): New function.
1199 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1200 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1201 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1202 R_ARM_BASE_ABS.
1203 (Scan::global): Likewise.
1204 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1205 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1206 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1207 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1208 R_ARM_BASE_ABS.
1209
c2a122b6
ILT		 12102009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1211
1212 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1213 (Arm_relocate_functions::movt_prel): New function.
1214 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1215 (Arm_relocate_functions::thm_movt_prel): New function.
1216 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1217 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1218 (Scan::global, Relocate::relocate): Likewise.
1219 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1220
c4aa1e2d
ILT		 12212009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1222
1223 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1224 Incremental_checker.
1225 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1226 unsigned int.
1227 (class Incremental_inputs_header): New class.
1228 (Incremental_inputs_header_writer): Edit comment.
1229 (Incremental_inputs_entry): New class.
1230 (Incremental_inputs_entry_writer): Edit comment.
1231 (Sized_incremental_binary::do_find_incremental_inputs_section):
1232 Add *strtab_shndx parameter, fill it.
1233 (Sized_incremental_binary::do_check_inputs): New method.
1234 (Incremental_checker::can_incrementally_link_output_file): Use
1235 Sized_incremental_binary::check_inputs.
1236 (Incremental_inputs::report_command_line): Save command line in
1237 command_line_.
1238 * incremental.h:
1239 (Incremental_binary::find_incremental_inputs_section): New
1240 method.
1241 (Incremental_binary::do_find_incremental_inputs_section): Add
1242 strtab_shndx parameter.
1243 (Incremental_binary::do_check_inputs): New pure virtual method.
1244 (Sized_incremental_binary::do_check_inputs): Declare.
1245 (Incremental_checker::Incremental_checker): Add incremental_inputs
1246 parameter, use it to initialize incremental_inputs_.
1247 (Incremental_checker::incremental_inputs_): New field.
1248 (Incremental_checker::command_line): New method.
1249 (Incremental_checker::inputs): New method.
1250 (Incremental_checker::command_line_): New field.
1251
c549a694
ILT		 12522009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1253
1254 * incremental.cc: Include <cstdarg> and "target-select.h".
1255 (vexplain_no_incremental): New function.
1256 (explain_no_incremental): New function.
1257 (Incremental_binary::error): New method.
1258 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1259 method.
1260 (make_sized_incremental_binary): New function.
1261 (open_incremental_binary): New function.
1262 (can_incrementally_link_file): Add checks if output is ELF and has
1263 inputs section.
1264 * incremental.h: Include "elfcpp_file.h" and "output.h".
1265 (Incremental_binary): New class.
1266 (Sized_incremental_binary): New class.
1267 (open_incremental_binary): Declare.
1268 * object.cc (is_elf_object): Use
1269 elfcpp::Elf_recognizer::is_elf_file.
1270 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1271 * output.h (Output_file::filesize): New method.
1272
fd3c5f0b
ILT		 12732009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1274
1275 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1276 New function.
1277 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1278 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1279 function.
1280 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1281 function.
1282 (Arm_relocate_functions::movw_abs_nc): New function.
1283 (Arm_relocate_functions::movt_abs): New function.
1284 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1285 (Arm_relocate_functions::thm_movt_abs): New function.
1286 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1287 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1288 (Scan::global): Likewise.
1289 (Relocate::relocate): Likewise.
1290 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1291
7f5309a5
ILT		 12922009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1293
1294 * arm.cc (Arm_relocate_functions::got_prel) New function.
1295 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1296 (Relocate::relocate): Likewise.
1297 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1298
364c7fa5
ILT		 12992009-10-06 Ian Lance Taylor <iant@google.com>
1300
1301 * options.h (class General_options): Define
1302 split_stack_adjust_size parameter.
1303 * object.h (class Object): Add uses_split_stack_ and
1304 has_no_split_stack_ fields. Add uses_split_stack and
1305 has_no_split_stack accessor functions. Declare
1306 handle_split_stack_section.
1307 (class Reloc_symbol_changes): Define.
1308 (class Sized_relobj): Define Function_offsets. Declare
1309 split_stack_adjust, split_stack_adjust_reltype, and
1310 find_functions.
1311 * object.cc (Object::handle_split_stack_section): New function.
1312 (Sized_relobj::do_layout): Call handle_split_stack_section.
1313 * dynobj.cc (Sized_dynobj::do_layout): Call
1314 handle_split_stack_section.
1315 * reloc.cc (Sized_relobj::relocate_sections): Call
1316 split_stack_adjust for executable sections in split_stack
1317 objects. Pass reloc_map to relocate_section.
1318 (Sized_relobj::split_stack_adjust): New function.
1319 (Sized_relobj::split_stack_adjust_reltype): New function.
1320 (Sized_relobj::find_functions): New function.
1321 * target-reloc.h: Include "object.h".
1322 (relocate_section): Add reloc_symbol_changes parameter. Change
1323 all callers.
1324 * target.h (class Target): Add calls_non_split method. Declare
1325 do_calls_non_split virtual method. Declare match_view and
1326 set_view_to_nop.
1327 * target.cc: Include "elfcpp.h".
1328 (Target::do_calls_non_split): New function.
1329 (Target::match_view): New function.
1330 (Target::set_view_to_nop): New function.
1331 * gold.cc (queue_middle_tasks): Give an error if mixing
1332 split-stack and non-split-stack objects with -r.
1333 * i386.cc (Target_i386::relocate_section): Add
1334 reloc_symbol_changes parameter.
1335 (Target_i386::do_calls_non_split): New function.
1336 * x86_64.cc (Target_x86_64::relocate_section): Add
1337 reloc_symbol_changes parameter.
1338 (Target_x86_64::do_calls_non_split): New function.
1339 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1340 parameter.
1341 * powerpc.cc (Target_powerpc::relocate_section): Add
1342 reloc_symbol_changes parameter.
1343 * sparc.cc (Target_sparc::relocate_section): Add
1344 reloc_symbol_changes parameter.
1345 * configure.ac: Call AM_CONDITIONAL for the default target.
1346 * configure: Rebuild.
1347 * testsuite/Makefile.am (TEST_AS): New variable.
1348 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1349 (check_DATA): Add split_i386 and split_x86_64 files.
1350 (SPLIT_DEFSYMS): Define.
1351 (split_i386_[1234n].o): New targets.
1352 (split_i386_[124]): New targets.
1353 (split_i386_[1234r].stdout): New targets.
1354 (split_x86_64_[1234n].o): New targets.
1355 (split_x86_64_[124]): New targets.
1356 (split_x86_64_[1234r].stdout): New targets.
1357 (MOSTLYCLEANFILES): Add new executables.
1358 * testsuite/split_i386.sh: New file.
1359 * testsuite/split_x86_64.sh: New file.
1360 * testsuite/split_i386_1.s: New file.
1361 * testsuite/split_i386_2.s: New file.
1362 * testsuite/split_i386_3.s: New file.
1363 * testsuite/split_i386_4.s: New file.
1364 * testsuite/split_i386_n.s: New file.
1365 * testsuite/split_x86_64_1.s: New file.
1366 * testsuite/split_x86_64_2.s: New file.
1367 * testsuite/split_x86_64_3.s: New file.
1368 * testsuite/split_x86_64_4.s: New file.
1369 * testsuite/split_x86_64_n.s: New file.
1370 * testsuite/testfile.cc (Target_test): Update relocation_section
1371 function.
1372 * testsuite/Makefile.in: Rebuild.
1373
e8a9fcda
ILT		 13742009-10-06 Ian Lance Taylor <iant@google.com>
1375
1376 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1377 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1378 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1379 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1380 the address on ldo_addrs_.
1381 (Target_i386::Relocate::fix_up_ldo): New function.
1382
e99daf92
ILT		 13832009-10-06 Rafael Espindola <espindola@google.com>
1384
1385 * plugin.cc (add_input_library): New.
1386 (Plugin::load): Add add_input_library to tv.
1387 (Plugin_manager::add_input_file): Add the is_lib argument.
1388 (add_input_file): Update call to Plugin_manager::add_input_file.
1389 (add_input_library): New.
1390 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1391
966d4097
DK		 13922009-09-30 Doug Kwan <dougkwan@google.com>
1393
1394 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1395 symbol and call Symbol::may_need_copy_reloc to determine if
1396 a copy reloc is needed.
1397 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1398 nocopyreloc is given in command line.
1399 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1400 given in command line.
1401 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1402 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1403 of the removed Target_i386::may_need_copy_reloc.
1404 * options.h (copyreloc): New option with default value false.
1405 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1406 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1407 instead of the removed Target_powerpc::may_need_copy_reloc.
1408 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1409 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1410 instead of the removed Target_sparc::may_need_copy_reloc.
1411 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1412 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1413 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1414 instead of the removed Target_x86_64::may_need_copy_reloc.
1415
029ba973
ILT		 14162009-09-30 Ian Lance Taylor <iant@google.com>
1417
1418 * object.h (class Object): Remove target_ field, and target,
1419 sized_target, and set_target methods.
1420 (Object::sized_target): Remove.
1421 (class Sized_relobj): Update declarations. Remove sized_target.
1422 * object.cc (Sized_relobj::setup): Remove target parameter.
1423 Change all callers.
1424 (Input_objects::add_object): Don't do anything with the target.
1425 (make_elf_sized_object): Add punconfigured parameter. Change all
1426 callers. Set or test parameter target.
1427 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1428 Change all callers.
1429 * parameters.cc (Parameters::set_target): Change parameter type to
1430 be non-const.
1431 (Parameters::default_target): Remove.
1432 (set_parameters_target): Change parameter type to be non-const.
1433 (parameters_force_valid_target): New function.
1434 (parameters_clear_target): New function.
1435 * parameters.h (class Parameters): Update declarations. Remove
1436 default_target method. Add sized_target and clear_target
1437 methods. Change target_ to be non-const.
1438 (set_parameters_target): Update declaration.
1439 (parameters_force_valid_target): Declare.
1440 (parameters_clear_target): Declare.
1441 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1442 as NULL if we aren't searching.
1443 (Add_symbols::run): Don't check for compatible target.
1444 * fileread.cc (Input_file::open_binary): Call
1445 parameters_force_valid_target.
1446 * gold.cc (queue_middle_tasks): Likewise.
1447 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1448 set_target on object.
1449 * dynobj.h (class Sized_dynobj): Update declarations.
1450 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1451 make_elf_object returns NULL.
1452 (Archive::include_member): Don't check whether object target is
1453 compatible.
1454 * output.cc (Output_section::add_input_section): Get target from
1455 parameters.
1456 (Output_section::relax_input_section): Likewise.
1457 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1458 parameters.
1459 (Sized_relobj::do_scan_relocs): Likewise.
1460 (Sized_relobj::relocate_sections): Likewise.
1461 * resolve.cc (Symbol_table::resolve): Likewise.
1462 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1463 parameter. Change all callers.
1464 (Symbol_table::add_from_object): Get target from parameters.
1465 (Symbol_table::add_from_relobj): Don't check object target.
1466 (Symbol_table::add_from_dynobj): Likewise.
1467 (Symbol_table::define_special_symbol): Get target from
1468 parameters.
1469 * symtab.h (class Symbol_table): Update declaration.
1470 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1471 parameter. Change all callers. Clear parameter target.
1472 (Binary_test): Test target here.
1473 * testsuite/object_unittest.cc (gold_testsuite): Remove
1474 target_test_pointer parameter. Change all callers.
1475 (Object_test): Test target here.
1476
a6a22b83
ILT		 14772009-09-26 Ian Lance Taylor <iant@google.com>
1478
1479 * testsuite/initpri1.c: Don't try to use constructor priorities if
1480 compiling with gcc before 4.3.
1481
6a8f49fe
ILT		 14822009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1483
1484 * testsuite/retain_symbols_file_test.sh (check_present): Change
1485 output file name to retain_symbols_file_test.stdout.
1486 (check_absent): Likewise.
1487
8c604651
CS		 14882009-09-18 Craig Silverstein <csilvers@google.com>
1489
1490 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1491 * options.cc: Include <cerrno> and <fstream>.
1492 (General_options::finalize): Parse -retain-symbols-file tag.
1493 * options.h: New flag.
1494 (General_options): New method should_retain_symbol, new
1495 variable symbols_to_retain.
1496 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1497 should_retain_symbol map.
1498 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1499 * testsuite/Makefile.in: Regenerate.
1500 * testsuite/retain_symbols_file_test.sh: New file.
1501
ca58b19f
NC		 15022009-09-18 Nick Clifton <nickc@redhat.com>
1503
1504 * po/es.po: Updated Spanish translation.
1505
20e6d0d6
DK		 15062009-09-17 Doug Kwan <dougkwan@google.com>
1507
1508 * debug.h (DEBUG_RELAXATION): New constant.
1509 (DEBUG_ALL): Add DEBUG_RELAXATION.
1510 (debug_string_to_enum): Add relaxation debug option.
1511 * layout.cc
1512 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1513 Layout::Relaxation_debug_check::read_sections,
1514 Layout::Relaxation_debug_check::read_sections): New method definitions.
1515 (Layout::Layout): Initialize data members
1516 record_output_section_data_from_scrips_,
1517 script_output_section_data_list_ and relaxation_debug_check_.
1518 (Layout::save_segments, Layout::restore_segments,
1519 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1520 Layout::relaxation_loop_body): New method definitions.
1521 (Layout::finalize): Support relaxation. Move section layout code to
1522 Layout::relaxation_loop_body.
1523 (Layout::set_asection_address_from_script): Move code for orphan
1524 section placement out.
1525 (Layout::place_orphan_sections_in_script): New method definition.
1526 * layout.h (Output_segment_headers, Output_file_header):
1527 New forward class declarations.
1528 (Layout::~Layout): Define.
1529 (Layout::new_output_section_data_from_script): New method definition.
1530 (Layout::place_orphan_sections_in_script): New method declaration.
1531 (Layout::Segment_states): New type declaration.
1532 (Layout::save_segments, Layout::restore_segments,
1533 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1534 Layout::relaxation_loop_body): New method declarations.
1535 (Layout::Output_section_data_list): New type declaration.
1536 (Layout::Relaxation_debug_check): New class definition.
1537 (Layout::record_output_section_data_from_script_,
1538 Layout::script_output_section_data_list_, Layout::segment_states_,
1539 Layout::relaxation_debug_check_): New data members.
1540 * output.cc: (Output_section_headers::do_size): New method definition.
1541 (Output_section_headers::Output_section_headers): Move size
1542 computation to Output_section_headers::do_size.
1543 (Output_segment_headers::do_size): New method definition.
1544 (Output_file_header::Output_file_header): Move size computation to
1545 Output_file_header::do_size and call it.
1546 (Output_file_header::do_size): New method definition.
1547 (Output_data_group::Output_data_group): Adjust call to
1548 Output_section_data.
1549 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1550 (Output_symtab_xindex::do_write): Add array bound check.
1551 (Output_section::Input_section::print_to_mapfile): Handle
1552 RELAXED_INPUT_SECTION_CODE.
1553 (Output_section::Output_section): Initialize data member checkpoint_.
1554 (Output_section::~Output_section): Delete checkpoint object pointed
1555 by checkpoint_.
1556 (Output_section::add_input_section): Always add an Input_section if
1557 relaxing.
1558 (Output_section::add_merge_input_section): Add assert.
1559 (Output_section::relax_input_section): New method definition.
1560 (Output_section::set_final_data_size): Set load address to zero for
1561 an unallocated section.
1562 (Output_section::do_address_and_file_offset_have_reset_values):
1563 New method definition.
1564 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1565 Handle relaxed input section.
1566 (Output_section::sort_attached_input_sections): Checkpoint input
1567 section list lazily.
1568 (Output_section::get_input_sections): Change type of input_sections to
1569 list of Simple_input_section pointers. Checkpoint input section list
1570 lazily. Also handle relaxed input sections.
1571 (Output_section::add_input_section_for_script): Take a reference to
1572 a Simple_input_section object instead of Relobj pointer and section
1573 index as parameter. Handle relaxed input sections.
1574 (Output_section::save_states, Output_section::restore_states): New
1575 method definitions.
1576 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1577 (Output_data::is_data_size_fixed): New method definition.
1578 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1579 if it is fixed.
1580 (Output_data::address_and_file_offset_have_reset_values): New method
1581 definition.
1582 (Output_data::do_address_and_file_offset_have_reset_values): New method
1583 definition.
1584 (Output_data::set_data_size): Check that data size is not fixed.
1585 (Output_data::fix_data_size): New method definition.
1586 (Output_data::is_data_size_fixed_): New data member.
1587 (Output_section_headers::set_final_data_size): New method definition.
1588 (Output_section_headers::do_size): New method declaration.
1589 (Output_segment_headers::set_final_data_size): New method definition.
1590 (Output_segment_headers::do_size): New method declaration.
1591 (Output_file_header::set_final_data_size)::New method definition.
1592 (Output_file_header::do_size)::New method declaration.
1593 (Output_section_data::Output_section_data): Add new parameter
1594 is_data_size_fixed and use it to fix data size.
1595 (Output_data_const::Output_data_const): Adjust call to base class
1596 constructor and fix data size.
1597 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1598 base class constructor and fix data size.
1599 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1600 base class constructor and fix data size.
1601 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1602 class constructor and fix data size.
1603 (Output_data_group::set_final_data_size): New method definition.
1604 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1605 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1606 class constructor and fix data size.
1607 (Output_relaxed_input_section): New class definition.
1608 (Output_section::Simple_input_section): New class definition.
1609 (Output_section::get_input_sections): Adjust parameter list.
1610 (Output_section::add_input_section_for_script): Same.
1611 (Output_section::save_states, Output_section::restore_states,
1612 Output_section::do_address_and_file_offset_have_reset_values,
1613 (Output_section::Input_section::Input_section): Handle
1614 RELAXED_INPUT_SECTION_CODE. Add new overload for
1615 Output_relaxed_input_section.
1616 (Output_section::Input_section::is_input_section,
1617 Output_section::Input_section::set_output_section): Handle relaxed
1618 input section.
1619 (Output_section::Input_section::is_relaxed_input_section,
1620 Output_section::Input_section::output_section_data,
1621 Output_section::Input_section::relaxed_input_section): New method
1622 definitions.
1623 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1624 value.
1625 (Output_section::Input_section::u1_): Update comments.
1626 (Output_section::Input_section::u2_): Add new union member poris.
1627 (Output_section::Checkpoint_output_section): New classs definition.
1628 (Output_section::relax_input_section): New method declaration.
1629 (Output_section::checkpoint_): New data member.
1630 (Output_segment): Update comments.
1631 (Output_segment::Output_segment): Un-privatize copy constructor.
1632 (Output_segment::operator=): Un-privatize.
1633 * script-sections.cc (Output_section_element::Input_section_list):
1634 Change element type to Output_section::Simple_input_section.
1635 (Output_section_element_dot_assignment::set_section_addresses):
1636 Register output section data for relaxation clean up.
1637 (Output_data_exression::Output_data_expression): Adjust call to base
1638 constructor to fix data size.
1639 (Output_section_element_data::set_section_addresses): Register
1640 Output_data_expression object for relaxation clean up.
1641 (struct Input_section_info): Replace Relobj pointer and section index
1642 pair with Output_section::Simple_input_section and Convert struct to a
1643 class.
1644 (Input_section_sorter::operator()): Adjust access to
1645 Input_section_info data member to use accessors.
1646 (Output_section_element_input::set_section_addresses): Use layout
1647 parameter. Adjust code to use Output_section::Simple_input_section
1648 and Input_secction_info classes. Register filler for relaxation
1649 clean up.
1650 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1651 and section index pair with Output_section::Simple_input_section
1652 class. Adjust code accordingly.
1653 (Phdrs_element::release_segment): New method definition.
1654 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1655 segment list.
1656 (Script_sections::release_segments): New method definition.
1657 * gold/script-sections.h (Script_sections::release_segments): New
1658 method declaration.
1659 * gold/target.h (Target::may_relax, Target::relax,
1660 Target::do_may_relax, Target::do_relax): New method definitions.
1661
5e445df6
ILT		 16622009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1663
1664 * arm.cc (has_signed_unsigned_overflow): New function.
1665 (Arm_relocate_functions::abs8): New function.
1666 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1667 (Target_arm::Scan::global): Likewise.
1668 (Target_arm::relocate::relocate): Likewise.
1669 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1670 Likewise.
1671
8c604651 16722009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1673
1674 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1675 * testsuite/Makefile.in: Regenerate.
1676
1e9cc1c2
NC		 16772009-09-11 Nick Clifton <nickc@redhat.com>
1678
1679 * po/gold.pot: Updated by the Translation project.
1680
6a89f575
CC		 16812009-09-08 Cary Coutant <ccoutant@google.com>
1682
1683 * output.cc (Output_file::open): Add execute permission to empty file.
1684 * testsuite/Makefile.am (permission_test): New test.
1685 * testsuite/Makefile.in: Regenerate.
1686
fdcac5af
ILT		 16872009-09-02 Ian Lance Taylor <iant@google.com>
1688
1689 * output.cc (Output_file::resize): Call map_no_anonymous rather
1690 than map.
1691
44453f85
ILT		 16922009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1693
1694 * gold.cc: Include "incremental.h".
1695 (queue_initial_tasks): Call Incremental_checker methods.
1696 * incremental.cc: Include "output.h".
1697 (Incremental_checker::can_incrementally_link_output_file): New
1698 method.
1699 * incremental.h (Incremental_checker): New class.
1700
1701 * output.cc (Output_file::open_for_modification): New method.
1702 (Output_file::map_anonymous): Changed return type to bool. Record
1703 map in base_ field.
1704 (Output_file::map_no_anonymous): New method, broken out of map.
1705 (Output_file::map): Use map_no_anonymous and map_anonymous.
1706 * output.h (class Output_file): Update declarations.
1707
293c1386
CC		 17082009-08-24 Cary Coutant <ccoutant@google.com>
1709
1710 * options.h (Command_line::Pre_options): New class.
1711 (Command_line::pre_options): New member.
1712 * options.cc (gold::options::ready_to_register): New variable.
1713 (One_option::register_option): Do nothing if not registering options.
1714 Assert if same short option registered twice.
1715 (General_options::General_options): Turn off option registration when
1716 done constructing.
1717 (Command_line::Pre_options::Pre_options): New constructor.
1718
f773f3d2
CC		 17192009-08-24 Cary Coutant <ccoutant@google.com>
1720
06a73cfe
CC		 1721 * options.h (General_options::no_keep_memory): Remove incorrect
1722 short option.
f773f3d2 1723
a15af8e2
RW		 17242009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1725
1726 * Makefile.am (am__skiplex, am__skipyacc): New.
1727 * Makefile.in: Regenerate.
1728
c462b41b
RW		 17292009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1730
14ec8efd
RW		 1731 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1732 (INCLUDES): ... this.
1733 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1734 (AM_CPPFLAGS): Renamed from ...
1735 (INCLUDE): ... this.
1736 * Makefile.in, testsuite/Makefile.in: Regenerate.
1737
81ecdfbb
RW		 1738 * Makefile.in: Regenerate.
1739 * aclocal.m4: Likewise.
1740 * config.in: Likewise.
1741 * configure: Likewise.
1742 * testsuite/Makefile.in: Likewise.
1743
c462b41b
RW		 1744 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1745 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1746 * Makefile.in: Regenerate.
1747 * testsuite/Makefile.in: Regenerate.
1748
2da73f13
CC		 17492009-08-19 Cary Coutant <ccoutant@google.com>
1750
1751 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1752 symbols in shared libraries overridden by hidden or internal symbols
1753 in the main program.
1754
2db70501
CD		 17552009-08-19 Chris Demetriou <cgd@google.com>
1756
1757 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1758 checking source file names in error messages.
1759
f733487b
DK		 17602009-08-18 Doug Kwan <dougkwan@google.com>
1761
1762 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1763 an elcpp::Ehdr as parameter. Adjust call to set_target.
1764 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1765 an elfcpp::Ehdr as parameter.
1766 * object.cc (Object::set_target): Remove the version that looks up
1767 a target and sets it.
1768 (Sized_relobj::setup): Take a Target object instead of
1769 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1770 (make_elf_sized_object): Find target and ask target to
1771 make an ELF object.
1772 * object.h: (Object::set_target): Remove the version that looks up
1773 a target and sets it.
1774 (Sized_relobj::setup): Take a Target object instead of
1775 an elfcpp:Ehdr as parameter.
1776 * target.cc: Include dynobj.h.
1777 (Target::do_make_elf_object_implementation): New.
1778 (Target::do_make_elf_object): New.
1779 * target.h (Target::make_elf_object): New template declaration.
1780 (Target::do_make_elf_object): New method declarations.
1781 (Target::do_make_elf_object_implementation): New template declaration.
1782
cc70f101
ILT		 17832009-08-14 Ian Lance Taylor <iant@google.com>
1784
1785 * gold.h (FUNCTION_NAME): Define.
1786 (gold_unreachable): Use FUNCTION_NAME.
1787
ef5e0cb1
ST		 17882009-08-12 Sriraman Tallam <tmsriram@google.com>
1789
1790 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1791 symbol in the --keep-unique list is not found.
1792
48c187ce
ST		 17932009-08-12 Sriraman Tallam <tmsriram@google.com>
1794
1795 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1796 been maked as --keep-unique.
1797 (Icf::unfold_section): New function.
1798 * icf.h (Icf::unfold_section): New function.
1799 * options.h (General_options::keep_unique): New option.
1800 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1801 * testsuite/Makefile.in: Regenerate.
1802 * testsuite/icf_keep_unique_test.sh: New file.
1803 * testsuite/icf_keep_unique_test.cc: New file.
1804
645afe0c
CC		 18052009-08-12 Cary Coutant <ccoutant@google.com>
1806
1807 PR 10471
1808 * resolve.cc (Symbol_table::resolve): Check for references from
1809 dynamic objects to hidden and internal symbols.
1810 * testsuite/Makefile.am (hidden_test.sh): New test.
1811 * testsuite/Makefile.in: Regenerate.
1812 * testsuite/hidden_test.sh: New script.
1813 * testsuite/hidden_test_1.c: New test source.
1814 * testsuite/hidden_test_main.c: New test source.
1815
11af873f
DK		 18162009-08-11 Doug Kwan <dougkwan@google.com>
1817
1818 * arm.cc: Update comments.
1819 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1820 segment to locate the .ARM.exidx section if present.
1821
b9f7d72d
DK		 18222009-08-09 Doug Kwan <dougkwan@google.com>
1823
1824 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1825 patch.
1826
ddd3c53c
ST		 18272009-08-07 Sriraman Tallam <tmsriram@google.com>
1828 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1829 compiler warnings.
1830
27721062
ST		 18312009-08-06 Sriraman Tallam <tmsriram@google.com>
1832
1833 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1834 valid tls_segment only for non-debug-section relocations.
1835 * testsuite/Makefile.am: Add gc_tls_test.
1836 * testsuite/Makefile.in: Regenerate.
1837 * testsuite/gc_tls_test.cc: New file.
1838 * testsuite/gc_tls_test.sh: New file.
1839
ef15dade
ST		 18402009-08-05 Sriraman Tallam <tmsriram@google.com>
1841
1842 * icf.cc: New file.
1843 * icf.h: New file.
1844 * Makefile.am (CCFILES): Add icf.cc.
1845 (HFILES): Add icf.h
1846 * Makefile.in: Regenerate.
1847 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1848 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1849 section, symbol and addend information for the relocs.
1850 * gold.cc (queue_middle_tasks): Call identical code folding.
1851 * gold.h: Add defines for multimap.
1852 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1853 to the call of finalize_local_symbols.
1854 * main.cc (main): Create object of class Icf.
1855 * object.cc (Sized_relobj::do_layout): Allow this function to be
1856 called twice during icf.
1857 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1858 to sections marked as identical by icf.
1859 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1860 when available.
1861 (Sized_relobj::do_section_entsize): New function.
1862 * object.h (Object::section_entsize): New function.
1863 (Object::do_section_entsize): New pure virtual function.
1864 (Relobj::finalize_local_symbols): Add new parameter.
1865 (Relobj::do_section_entsize): New function.
1866 * options.h (General_options::icf): New option.
1867 (General_options::icf_iterations): New option.
1868 (General_options::print_icf_sections): New option.
1869 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1870 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1871 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1872 icf.
1873 * symtab.cc (Symbol_table::is_section_folded): New function.
1874 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1875 to sections marked as identical by icf.
1876 * symtab.h (Symbol_table::set_icf): New function.
1877 (Symbol_table::icf): New function.
1878 (Symbol_table::is_section_folded): New function.
1879 (Symbol_table::icf_): New data member.
1880 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1881 * testsuite/Makefile.am: Add commands to build icf_test.
1882 * testsuite/Makefile.in: Regenerate.
1883 * testsuite/icf_test.sh: New file.
1884 * testsuite/icf_test.cc: New file.
1885
c3b65ac4
CD		 18862009-07-24 Chris Demetriou <cgd@google.com>
1887
1888 * layout.cc (is_compressible_debug_section): Fix incorrect
1889 comment about compressed section names.
1890
1caf2c51
ILT		 18912009-07-20 Ian Lance Taylor <ian@airs.com>
1892
1893 PR 10419
1894 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1895
1ef4d87f
ILT		 18962009-07-16 Ian Lance Taylor <iant@google.com>
1897
1898 PR 10400
1899 * layout.h: #include <map>.
1900 (class Kept_section): Change from struct to class. Add accessors
1901 and setters. Add section size to Comdat_group mapping. Change
1902 Comdat_group to std::map. Add is_comdat_ field. Add
1903 linkonce_size field in union.
1904 (class Layout): Update declaration of find_or_add_kept_section.
1905 Don't declare find_kept_object.
1906 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1907 parameter. Add object, shndx, is_comdat, and is_group_name
1908 parameters. Change all callers. Adjust for new Kept_section.
1909 (Layout::find_kept_object): Remove.
1910 * object.cc (Sized_relobj::include_section_group): Update use of
1911 Kept_section. Rename secnum to shndx. Only record
1912 Kept_comdat_section if sections are the same size.
1913 (Sized_relobj::include_linkonce_section): Update use of
1914 Kept_section. Only record Kept_comdat_section if sections are the
1915 same size. Set size of linkonce section.
1916 (Sized_relobj::map_to_kept_section): Update call to
1917 get_kept_comdat_section.
1918 * object.h (class Sized_relobj): Rename fields in
1919 Kept_comdat_section to drop trailing underscores; change object
1920 field to Relobj*. Change Kept_comdat_section_table to store
1921 struct rather than pointer.
1922 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1923 Add kept_object and kept_shndx parameters. Change all callers.
1924 (Sized_relobj::get_kept_comdat_section): Change return type to
1925 bool. Add kept_object and kept_shndx parameters. Change all
1926 callers.
1927 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1928 Layout::find_or_add_kept_section.
1929
37c3b7b0
ILT		 19302009-07-09 Ian Lance Taylor <iant@google.com>
1931
1932 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1933 Reserve space in the hash table.
1934
98fa85cb
ILT		 19352009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1936
1937 * fileread.cc (File_read::get_mtime): New method.
1938 * fileread.h (Timespec): New structure.
1939 (File_read::get_mtime): New method.
1940 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1941 Renamed from timestamp_nsec.
1942 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1943 Elf_Xword.
1944 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1945 timestamp_nsec.
1946 (Incremental_inputs::report_archive): Save mtime; style fix.
1947 (Incremental_inputs::report_obejct): Save mtime; style fix.
1948 (Incremental_inputs::report_script): Save mtime; style fix.
1949 (Incremental_inputs::finalize_inputs): Style fix.
1950 (Incremental_inputs::finalize): Style fix.
1951 (Incremental_inputs::create_input_section_data): Store inputs
1952 mtime.
1953 * incremental.h (Incremental_inputs::report_script): Add mtime
1954 argument.
1955 (Incremental_inputs::Input_info::Input_info): Intialize only one
1956 union member.
1957 (Incremental_inputs::Input_info::archive): Move to nameless
1958 union.
1959 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1960 (Incremental_inputs::Input_info::script): Move to nameless union.
1961 (Incremental_inputs::mtime): New field.
1962 * script.cc (read_input_script): Pass file mtime to
1963 Incremental_input.
1964 * script.h (Script_info::inputs): Style fix.
1965
c9d70757
ILT		 19662009-07-01 Ian Lance Taylor <ian@airs.com>
1967
1968 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1969 instead of 32.
1970
9c547ec3
ILT		 19712009-06-24 Ian Lance Taylor <iant@google.com>
1972
1973 PR 10156
1974 * layout.cc (Layout::choose_output_section): If we find an
1975 existing section, update the flags.
1976 (Layout::create_notes): New function, broken out of
1977 Layout::finalize.
1978 (Layout::finalize): Don't create note sections.
1979 (Layout::create_note): Don't crash if linker script discards
1980 section.
1981 (Layout::create_gold_note): Likewise.
1982 (Layout::create_build_id): Likewise. Don't set
1983 after_input_sections on the section.
1984 (Layout::create_executable_stack_info): Remove target parameter.
1985 Change caller.
1986 * layout.h (class Layout): Declare create_notes. Update
1987 declaration of create_executable_stack_info.
1988 * gold.cc (queue_middle_tasks): Call create_notes.
1989 * output.cc (Output_section::update_flags_for_input_section): Move
1990 here from output.h. If SHF_ALLOC flag is newly set, mark address
1991 invalid.
1992 * output.h (Output_data::mark_address_invalid): New function.
1993 (class Output_section): Only declare, not define,
1994 update_flags_for_input_section. Remove set_flags.
1995
55458500
ILT		 19962009-06-24 Ian Lance Taylor <iant@google.com>
1997
1998 * script-sections.cc (Output_section_definition::
1999 set_section_addresses): Rename shadowing local load_address to
2000 laddr.
2001
1307d6cd
ILT		 20022009-06-24 Ian Lance Taylor <iant@google.com>
2003
2004 PR 10244
2005 * reloc.cc (relocate_sections): Skip empty relocation sections.
2006
ec3f783e
ILT		 20072009-06-23 Ian Lance Taylor <iant@google.com>
2008
2009 PR 10156
2010 * layout.cc (Layout::create_note): Use choose_output_section
2011 rather than make_output_section.
2012
459c9f1c
ILT		 20132009-06-23 Ian Lance Taylor <iant@google.com>
2014
2015 PR 10237
2016 * options.cc (General_options::parse_V): Set printed_version_.
2017 (General_options::General_options): Initialize printed_version_.
2018 * options.h (class General_options): Add printed_version_ field.
2019 * gold.cc (queue_initial_tasks): If there are no input files,
2020 don't give a fatal error if we printed the version information.
2021 (queue_middle_tasks): If using -r with a shared object, give a
2022 fatal error rather than an ordinary error.
2023
1518dc8f
ILT		 20242009-06-23 Ian Lance Taylor <iant@google.com>
2025
2026 PR 10219
2027 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2028 (Layout::make_output_section): Set have_stabstr_section_ if we see
2029 a .stab*str section.
2030 (Layout::finalize): Call link_stabs_sections.
2031 (Layout::link_stabs_sections): New file.
2032 * layout.h (class Layout): Add have_stabstr_section_ field.
2033 Declare link_stabs_sections.
2034
3d857b98
DK		 20352009-06-23 Doug Kwan <dougkwan@google.com>
2036
2037 * Makefile.am (libgold_a_LIBADD): New.
2038 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2039 * Makefile.in: Regenerate.
2040 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2041 * configure: Regenerate.
2042 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2043 * fileread.cc: Include sys/state.h
2044 * gold.h: Declare memmem and strndup if found missing.
2045 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2046
0639a6f6
ILT		 20472009-06-23 Ian Lance Taylor <iant@google.com>
2048
2049 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2050 * configure: Rebuild.
2051
8d63875c
ILT		 20522009-06-23 Ian Lance Taylor <iant@google.com>
2053
2054 PR 10147
2055 * object.cc (Object::section_contents): Don't try to get a view if
2056 the section has length zero.
2057 (Object::handle_gnu_warning_section): If the section is empty, use
2058 the name of the section as the warning.
2059
f7c8a183
ILT		 20602009-06-23 Ian Lance Taylor <iant@google.com>
2061
2062 PR 10133
2063 * stringpool.h (class Stringpool_template): Add optimize_ field.
2064 (Stringpool_template::set_optimize): New function.
2065 * stringpool.cc (Stringpool_template::Stringpool_template):
2066 Initialize optimize_ field.
2067 (Stringpool_template::set_string_offsets): Test local optimize
2068 fild rather than parameter.
2069 * layout.cc (Layout::Layout): Call set_optimize on the section
2070 name stringpool.
2071
e6a307ba
ILT		 20722009-06-22 Ian Lance Taylor <iant@google.com>
2073
2074 PR 10030
2075 * yyscript.y: Parse TARGET.
2076 * script.cc (script_set_target): New function.
2077 * script-c.h (script_set_target): Declare.
2078 * options.cc (General_options::string_to_object_format): Rename
2079 from string_to_object_format in anonymous namespace. Change
2080 callers.
2081 * options.h (class General_options): Declare
2082 string_to_object_format.
2083
3ee173de
ILT		 20842009-06-22 Ian Lance Taylor <iant@google.com>
2085
2086 * script-sections.cc (Script_sections::create_segments): Don't put
2087 program headers in a PT_LOAD segment if -n or -N.
2088
20892009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2090
2091 PR 10141
2092 * options.h (class General_options): Add -z lazy and -z now. Sort
2093 -z options into alphabetical order.
2094 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2095
cd6739a1 20962009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2097
2098 * layout.cc (Layout::make_output_section): Call
2099 Target::new_output_section.
2100 (Layout::attach_allocated_section_to_segment): Put large section
2101 sections in a separate load segment with the large segment flag
2102 set.
2103 (Layout::segment_precedes): Sort large data segments after other
2104 load segments.
2105 (align_file_offset): New static function.
2106 (Layout::set_segment_offsets): Use align_file_offset.
2107 * output.h (class Output_section): Add is_small_section_ and
2108 is_large_section_ fields.
2109 (Output_section::is_small_section): New function.
2110 (Output_section::set_is_small_section): New function.
2111 (Output_section::is_large_section): New function.
2112 (Output_section::set_is_large_section): New function.
2113 (Output_section::is_large_data_section): New function.
2114 (class Output_segment): Add is_large_data_segment_ field.
2115 (Output_segment::is_large_data_segment): New function.
2116 (Output_segment::set_is_large_data_segment): New function.
2117 * output.cc (Output_section::Output_section): Initialize new
2118 fields.
2119 (Output_segment::Output_segment): Likewise.
2120 (Output_segment::add_output_section): Add assertion that large
2121 data sections always go in large data segments. Force small data
2122 sections to the end of the list of data sections. Force small BSS
2123 sections to the start of the list of BSS sections. For large BSS
2124 sections to the end of the list of BSS sections.
2125 * symtab.h (class Symbol): Declare is_common_shndx.
2126 (Symbol::is_defined): Check Symbol::is_common_shndx.
2127 (Symbol::is_common): Likewise.
2128 (class Symbol_table): Define enum Commons_section_type. Update
2129 declarations. Add small_commons_ and large_commons_ fields.
2130 * symtab.cc (Symbol::is_common_shndx): New function.
2131 (Symbol_table::Symbol_table): Initialize new fields.
2132 (Symbol_table::add_from_object): Put small and large common
2133 symbols in the right list.
2134 (Symbol_table::sized_finalized_symbol): Check
2135 Symbol::is_common_shndx.
2136 (Symbol_table::sized_write_globals): Likewise.
2137 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2138 common symbol lists. Don't call do_allocate_commons_list if the
2139 list is empty.
2140 (Symbol_table::do_allocate_commons_list): Remove is_tls
2141 parameter. Add comons_section_type parameter. Change all
2142 callers. Handle small and large common symbols.
2143 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2144 Symbol::is_common_shndx.
2145 * resolve.cc (symbol_to_bits): Likewise.
2146 * target.h (Target::small_common_shndx): New function.
2147 (Target::small_common_section_flags): New function.
2148 (Target::large_common_shndx): New function.
2149 (Target::large_common_section_flags): New function.
2150 (Target::new_output_section): New function.
2151 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2152 small_common_section_flags, and large_common_section_flags
2153 fields.
2154 (Target::do_new_output_section): New virtual function.
2155 * arm.cc (Target_arm::arm_info): Initialize new fields.
2156 * i386.cc (Target_i386::i386_info): Likewise.
2157 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2158 Likewise.
2159 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2160 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2161 (Target_x86_64::do_new_output_section): New function.
2162 * configure.ac: Define conditional MCMODEL_MEDIUM.
2163 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2164 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2165 (large_LDFLAGS): Define.
2166 * testsuite/large.c: New file.
2167 * testsuite/testfile.cc (Target_test::test_target_info):
2168 Initialize new fields.
2169 * configure, testsuite/Makefile.in: Rebuild.
2170
bb04269c
DK		 21712009-06-05 Doug Kwan <dougkwan@google.com>
2172
2173 * Makefile.am (CCFILES): Add target.cc.
2174 * Makefile.in: Regenerate.
2175 * i386.cc (class Target_i386): Define new virtual method to
2176 override do_is_local_label_name in parent.
2177 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2178 local symbols if --discard-locals or -X is given.
2179 * options.h (class General_options): Declare new options
2180 '--discard-locals' and '-X' for discarding locals.
2181 * target.h (class Target): Define new methods is_local_label_name.
2182 Declare new virtual method do_is_local_label_name.
2183 * target.cc: New file.
2184 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2185 (check_SCRIPTS): Add discard_locals_test.sh.
2186 (check_DATA): Add discard_local_tests.syms.
2187 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2188 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2189 * testsuite/Makefile.in: Regenerate.
2190 * testsuite/discard_locals_test.c: New file.
2191 * testsuite/discard_locals_test.sh: Same.
2192
805bb01c
DK		 21932009-06-05 Doug Kwan <dougkwan@google.com>
2194
2195 * object.cc (Sized_relobj::Sized_relobj): Initialize
2196 discarded_eh_frame_shndx_ to -1U.
2197 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2198 section.
2199 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2200 a discarded .eh_frame section.
2201 (Sized_relobj::do_finalize_local_symbols): Ditto.
2202 * object.h (class Sized_relobj): Declare new member
2203 discarded_eh_frame_shndx_.
2204 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2205 (local_labels_test.o, local_labels_test): New rules.
2206 * testsuite/Makefile.in: Regenerate.
2207
1dcd334d
DK		 22082009-06-04 Doug Kwan <dougkwan@google.com>
2209
2210 * layout.cc (Layout::section_name_mapping): Add mapping for
2211 special ARM sections.
2212
96d49306
DK		 22132009-06-03 Doug Kwan <dougkwan@google.com>
2214
2215 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2216 (utils::has_overflow): Same.
2217
dff16297
ILT		 22182009-06-03 Ian Lance Taylor <iant@google.com>
2219
2220 * layout.cc (Layout::section_name_mapping): New array, replacing
2221 Layout::linkonce_mapping.
2222 (Layout::section_name_mapping_count): New variable, replacing
2223 Layout::linkonce_mapping_count.
2224 (Layout::linkonce_output_name): Remove.
2225 (Layout::output_section_name): Rewrite.
2226 * layout.h (class Layout): Rename Linkonce_mapping to
2227 Section_name_mapping, linkonce_mapping to section_name_mapping,
2228 linkonce_mapping_count to section_name_mapping_count. Don't
2229 declare linkonce_output_name.
2230
c121c671
DK		 22312009-06-03 Doug Kwan <dougkwan@google.com>
2232
2233 * gold/arm.cc (namespace utils): New.
2234 (Target_arm::reloc_is_non_pic): Define new method.
2235 (class Arm_relocate_functions): New.
2236 (Target_arm::Relocate::relocate): Handle relocation types used by
2237 Android.
2238
07800fab
ILT		 22392009-06-03 Ian Lance Taylor <iant@google.com>
2240
2241 * arm.cc (Target_arm::scan::global): Use || instead of |.
2242
c121c671
DK		 22432009-06-02 Doug Kwan <dougkwan@google.com>
2244
2245 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2246 issued_non_pic_error_.
2247 (class Target_arm::Scan): Declare new method check_non_pic.
2248 Define new method symbol_needs_plt_entry.
2249 Declare new data member issued_non_pic_error_.
2250 (class Target_arm::Relocate): Declare new method
2251 should_apply_static_reloc.
2252 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2253 (Target_arm::Scan::check_non_pic): Define new method.
2254 (Target_arm::Scan::local): Handle a small subset of reloc types used
2255 by Android.
2256 (Target_arm::Scan::local): Same.
2257 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2258
b19b0c6d
ILT		 22592009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2260
2261 * incremental.cc (Incremental_inputs::report_command_line): Filter
2262 out --incremental-* options.
2263
94cdfcff
DK		 22642009-05-29 Doug Kwan <dougkwan@google.com>
2265
2266 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2267 template class.
2268 (class Target_arm): Update comment.
2269 (Target_arm::Target_arm): Initialize new data members GOT_,
2270 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2271 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2272 and Target_arm::rel_dyn_section.
2273 Declare new_enum Target_arm::Got_type.
2274 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2275 and DYNBSS_.
2276 Update commments for member do_dynsym_value.
2277 (Target_arm::got_size, Target_arm::plt_section,
2278 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2279 new methods inside class defintion.
2280 (Target_arm::got_section): Define new method.
2281 (Target_arm::rel_dyn_section): Same.
2282 (Output_data_plt_arm): New template class.
2283 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2284 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2285 (Output_data_plt_arm::add_entry): Same.
2286 (Output_data_plt_arm::first_plt_entry): Define new
2287 static data member for PLT instruction template.
2288 (Output_data_plt_arm::plt_entry): Same.
2289 (Output_data_plt_arm::do_write): Define new method.
2290 (Target_arm::make_plt_entry): Same.
2291 (Target_arm::do_finalize_sections): Same.
2292 (Target_arm::do_dynsym_value): Same.
2293
4a657b0d
DK		 22942009-05-28 Doug Kwan <dougkwan@google.com>
2295
2296 * Makefile.am (TARGETSOURCES): Add arm.cc.
2297 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2298 * Makefile.in: Regenerate.
2299 * arm.cc: New file.
2300 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2301
e7ae8c36
DK		 23022009-05-26 Doug Kwan <dougkwan@google.com>
2303
2304 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2305 (General_options::check_excluded_libs): Strip off directories in
2306 archive name before matching like GNU ld does.
2307 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2308 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2309 (exclude_libs_test_LDFLAGS): Add linker option
2310 -Wl,--exclude-libs,libexclude_libs_test_3
2311 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2312 an explicit archive without using -l.
2313 (alt/libexclude_libs_test_3.a): New make rule.
2314 * testsuite/Makefile.in: Regenerate.
2315 * testsuite/exclude_libs_test.c : Declare lib3_default().
2316 (main): Call it.
2317 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2318 * exclude_libs_test_3.c: New file.
2319
f12e7348
NC		 23202009-05-26 Nick Clifton <nickc@redhat.com>
2321
2322 * po/id.po: New Indonesian translation.
2323 * po/gold.pot: Updated template file.
2324
4daadc0d
ST		 23252009-05-22 Sriraman Tallam <tmsriram@google.com>
2326
2327 * testsuite/Makefile.am: Add -ffunction-sections to compile
2328 gc_comdat_test files. Add -Wl,--gc-sections to build
2329 gc_comdat_test.
2330 * testsuite/Makefile.in: Regenerate.
2331 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2332
531813ad
ST		 23332009-05-21 Sriraman Tallam <tmsriram@google.com>
2334
2335 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2336 kept comdat section was garbage collected.
2337 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2338 * testsuite/Makefile.in: Regenerate.
2339 * testsuite/gc_comdat_test.sh: New file.
2340 * testsuite/gc_comdat_test_1.cc: New file.
2341 * testsuite/gc_comdat_test_2.cc: New file.
2342
65514900
CC		 23432009-05-19 Doug Kwan <dougkwan@google.com>
2344
2345 * archive.cc (Archive::Archive): Move constructor from archive.h
2346 to here. Initialize no_export_.
2347 (Archive::get_elf_object_for_member): Set no_export flag of object.
2348 * archive.h (Archive::Archive): Move constructor body to
2349 archive.cc.
2350 (Archive::no_export): New method.
2351 (Archive::no_export_): New field.
2352 * object.h (Object::Object): Initialize no_export_ to false.
2353 (Object::no_export, Object::set_no_export): New methods.
2354 (Object::no_export_): New field.
2355 * options.cc (General_options::parse_exclude_libs): New method.
2356 (General_options::check_excluded_libs) Same.
2357 * options.h (exclude_libs): New option.
2358 (General_options::check_excluded_libs): New method declaration.
2359 (General_options::excluded_libs_): New field.
2360 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2361 default or protected visibility if an object has no-export flag set.
2362 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2363 (check_SCRIPTS): Add exclude_libs_test.sh.
2364 (check_DATA): Add exclude_libs_test.syms.
2365 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2366 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2367 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2368 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2369 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2370 libexclude_libs_test_2.a): New rules.
2371 * testsuite/Makefile.in: Regenerate.
2372 * testsuite/exclude_libs_test.c: New file.
2373 * testsuite/exclude_libs_test.sh: Ditto.
2374 * testsuite/exclude_libs_test_1.c: Ditto.
2375 * testsuite/exclude_libs_test_2.c: Ditto.
2376
1b77ea50
ILT		 23772009-05-15 Ian Lance Taylor <iant@google.com>
2378
2379 * configure.ac: Check for declarations for cases where libiberty.h
2380 checks HAVE_DECL_xxx.
2381 * configure, config.in: Rebuild.
2382
072fe7ce
ILT		 23832009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2384
2385 * gold.h (Incremental_argument_list): Remove (invalid) forward
2386 declaration.
2387 * incremental.cc (Incremental_inputs::report_achive): New method.
2388 (Incremental_inputs::report_object): New method.
2389 (Incremental_inputs::report_script): New method.
2390 (Incremental_inputs::finalize_inputs): New method.
2391 (Incremental_inputs::finalize): Call finalize_inputs().
2392 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2393 Create inputs entries.
2394 * incremental.h (Incremental_input_type): New enum.
2395 (Incremental_inputs::Incremental_input): Initialize new fields.
2396 (Incremental_inputs::report_inputs): New method.
2397 (Incremental_inputs::report_achive): New method.
2398 (Incremental_inputs::report_object): New method.
2399 (Incremental_inputs::report_script): New method.
2400 (Incremental_inputs::finalize_inputs): New method.
2401 (Incremental_inputs::Input_info): New struct.
2402 (Incremental_inputs::Input_info_map): New typedef.
2403 (Incremental_inputs::lock_): New field.
2404 (Incremental_inputs::Inputs_): New field.
2405 (Incremental_inputs::Inputs_map): New field.
2406 * main.cc (main): Call Incremental_input::report_inputs.
2407 * options.h (Input_argument_list): Typedef moved from
2408 Input_arguments.
2409 (Input_file_group::Files): Remove, use ::Input_argument_list.
2410 (Input_file_group::Input_argument_list): Remove, use
2411 ::Input_argument_list.
2412 * plugin.cc (Plugin_manager::add_input_file): Add error in
2413 incremental build.
2414 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2415 functions.
2416 * script.cc (read_input_script): Call
2417 Incremental_input::report_script.
2418 * script.h (Script_info): New class.
2419
b0481b0b
ILT		 24202009-04-27 Ian Lance Taylor <iant@google.com>
2421
2422 * x86_64.cc (do_adjust_output_section): Set entsize to
2423 plt_entry_size.
2424
b22a5a41 24252009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2426
2427 * output.cc (Output_file::close): After short writes, continue
2428 writing from the correct offset in the buffer being written.
2429
40fde488
CD		 24302009-04-23 Chris Demetriou <cgd@google.com>
2431
2432 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2433 * configure: Regenerate.
2434 * config.in: Regenerate.
2435 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2436 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2437
3ce2c28e
ILT		 24382009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2439
2440 * incremental.cc (Incremental_inputs_header_data): Renamed from
2441 Incremental_input_header_data.
2442 (Incremental_inputs_header_data::data_size): New field.
2443 (Incremental_inputs_header_data::put_input_file_count): Renamed
2444 from input_file_count.
2445 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2446 from command_line_offset.
2447 (Incremental_inputs_header_data::put_reserved): Renamed from
2448 put_reserved.
2449 (Incremental_inputs_entry_data): Renamed from
2450 Incremental_input_entry_data.
2451 (Incremental_inputs_entry_data::data_size): New field.
2452 (Incremental_inputs::report_command_line): New method.
2453 (Incremental_inputs::finalize): New method.
2454 (Incremental_inputs::create_incremental_inputs_data): New method.
2455 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2456 * incremental.h: New file.
2457 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2458 (Layout::finalize): Create incremental inputs section in
2459 incremental builds.
2460 (Layout::create_incremental_info_sections): New method.
2461 * layout.h (Layout::incremental_inputs): New method.
2462 (Layout::create_incremental_info_sections): New method.
2463 (Layout::incremental_inputs_): New field.
2464 * main.cc (main): Notify Incremental_input of the command line.
2465
e55bde5e
ILT		 24662009-04-01 Ian Lance Taylor <iant@google.com>
2467 Mikolaj Zalewski <mikolajz@google.com>
2468
2469 * gold.h (reserve_unordered_map): Define, three versions, one for
2470 each version of Unordered_map.
2471 * layout.cc (Layout::Layout): Remove options parameter. Add
2472 number_of_input_files parameter. Don't initialize options_.
2473 Initialize number_of_input_files_ and resized_signatures_. Move
2474 sections_are_attached_.
2475 (Layout::layout_group): Reserve space for group_signatures_.
2476 (Layout::find_or_add_kept_section): Change name parameter to be a
2477 reference. Resize signatures_ map when it gets large enough.
2478 (Layout::layout_eh_frame): Use parameters->options() instead of
2479 this->options_.
2480 (Layout::make_output_section): Likewise.
2481 (Layout::attach_allocated_section_to_segment): Likewise.
2482 (Layout::finalize, Layout::create_executable_stack): Likewise.
2483 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2484 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2485 * layout.h (class Layout): Update declarations. Remove options_
2486 field. Add number_of_input_files_ and resized_signatures_
2487 fields. Move sections_are_attached_ field.
2488 * main.cc (main): Pass number of input files to Layout
2489 constructor. Don't pass options.
2490
154b857c
ILT		 24912009-03-30 Ian Lance Taylor <iant@google.com>
2492
2493 * ffsll.c (ffsll): Correct implementation.
2494
2f35ab9b
ILT		 24952009-03-27 Ian Lance Taylor <iant@google.com>
2496
fd03461a
ILT		 2497 * ffsll.c: New file.
2498 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2499 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2500 * ftruncate.c (ftruncate): Declare before definition.
2501 * mremap.c (mremap): Likewise.
2502 * pread.c (pread): Likewise.
2503 * configure, Makefile.in, config.in: Rebuild.
2504
2f35ab9b
ILT		 2505 * mremap.c: New file.
2506 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2507 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2508 (mremap): Declare if HAVE_MREMAP is not defined.
2509 * configure, Makefile.in, config.in: Rebuild.
2510
33aea2fd
CC		 25112009-03-27 Cary Coutant <ccoutant@google.com>
2512
2513 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2514 position independent.
2515 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2516 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2517
6d479619
CC		 25182009-03-24 Cary Coutant <ccoutant@google.com>
2519
2520 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2521 an executable.
2522 (needs_dynamic_reloc): Likewise.
2523
afc06bb8
ILT		 25242009-03-24 Ian Lance Taylor <iant@google.com>
2525
2526 * yyscript.y (file_cmd): Recognize EXTERN.
2527 (extern_name_list, extern_name_list_body): New nonterminals.
2528 * script.cc (script_add_extern): Define.
2529 * script-c.h (script_add_extern): Declare.
2530
f6060a4d
ILT		 25312009-03-24 Rafael Avila de Espindola <espindola@google.com>
2532
2533 * object.cc (is_elf_object): Define.
2534 * object.h (is_elf_object): Declare.
2535 * archive.cc (Archive::get_elf_object_for_member): Call
2536 is_elf_object.
33aea2fd 2537 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2538
26736d8e
ILT		 25392009-03-24 Elliott Hughes <enh@google.com>
2540
2541 * output.cc (Output_file::map_anonymous): Define.
2542 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2543 try an anonymous one. Report the size if the mmap fails.
2544 * output.h (class Output_file): Declare map_anonymous.
2545
22fd9730
ILT		 25462009-03-24 Ian Lance Taylor <iant@google.com>
2547
2548 * target-select.cc (instantiate_target): Don't acquire the lock if
2549 the instantiated_target_ field has already been set.
2550
cb010894
ILT		 25512009-03-23 Ian Lance Taylor <iant@google.com>
2552
7f055c20
ILT		 2553 * gold-threads.h (class Initialize_lock): Define.
2554 * gold-threads.cc (class Initialize_lock_once): Define.
2555 (initialize_lock_control): New static variable.
2556 (initialize_lock_pointer): New static variable.
2557 (initialize_lock_once): New static function.
2558 (Initialize_lock::Initialize_lock): Define.
2559 (Initialize_lock::initialize): Define.
2560 * target-select.h: Include "gold-threads.h".
2561 (class Target_selector): Add lock_ and initialize_lock_ fields.
2562 Don't define instantiate_target, just declare it.
2563 * target-select.cc (Target_selector::Target_selector): Initialize
2564 new fields.
2565 (Target_selector::instantiate_target): Define.
2566 * descriptors.h: Include "gold-threads.h".
2567 (class Descriptors): Add initialize_lock_ field.
2568 * descriptors.cc (Descriptors::Descriptors): Initialize new
2569 field.
2570 (Descriptors::open): Use initialize_lock_ field
2571 * errors.h (class Errors): Add initialize_lock_ field.
2572 * errors.cc (Errors::Errors): Initialize new field.
2573 (Errors::initialize_lock): Use initialize_lock_ field.
2574 * powerpc.cc (class Target_selector_powerpc): Remove
2575 instantiated_target_ field. In do_recognize call
2576 instantiate_target rather than do_instantiate_target. In
2577 do_instantiate_target just allocate a new target.
2578 * sparc.cc (class Target_selector_sparc): Likewise.
2579
36959681
ILT		 2580 * freebsd.h: New file.
2581 * i386.cc: Include "freebsd.h".
2582 (Target_i386): Derive from Target_freebsd rather than
2583 Sized_target.
2584 (Target_selector_i386): Derive from Target_selector_freebsd rather
2585 than Target_selector.
2586 * x86_64.cc: Include "freebsd.h".
2587 (Target_x86_64): Derive from Target_freebsd rather than
2588 Sized_target.
2589 (Target_selector_x86_64): Derive from Target_selector_freebsd
2590 rather than Target_selector.
2591 * target.h (class Target): Add adjust_elf_header and
2592 do_adjust_elf_header.
2593 * output.cc (Output_file_header:: do_sized_write): Call target
2594 adjust_elf_header routine.
2595 * configure.tgt: Set targ_osabi.
2596 * configure.ac: Define GOLD_DEFAULT_OSABI.
2597 * parameters.cc (Parameters::default_target): Pass
2598 GOLD_DEFAULT_OSABI to select_target.
2599 * target-select.h (class Target_selector): Make instantiate_target
2600 protected rather than private.
2601 * Makefile.am (HFILES): Add freebsd.h.
2602 * configure, Makefile.in, config.in: Rebuild.
2603
cb010894
ILT		 2604 * merge.cc (do_add_input_section): Correct pend value. Change
2605 message about last entry not being null terminated from error to
2606 warning.
2607
0e879927
ILT		 26082009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2609
2610 * incremental.cc: New file.
2611 * Makefile.am (CCFILES): Add incremental.cc.
2612 * Makefile.in: Rebuild.
2613
41105937
PP		 26142009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2615
2616 * layout.cc (Layout::output_section_name): Preserve names
2617 of '.note.' sections.
2618
60439920
ILT		 26192009-03-19 Ian Lance Taylor <iant@google.com>
2620
2621 * descriptors.cc (Descriptors::open): Check that the options are
2622 valid before using them.
2623
0d371ad3
ILT		 26242009-03-18 Ian Lance Taylor <iant@google.com>
2625
2626 * script-sections.h: Include <list>.
2627 (class Script_sections): Change Sections_elements from std::vector
2628 to std::list. Typedef public Elements_iterator. Add
2629 orphan_section_placement_, data_segment_align_start_, and
2630 saw_data_segment_align_ fields. Remove data_segment_align_index_
2631 field.
2632 * script-sections.cc (class Orphan_section_placement): New class.
2633 (class Sections_element): Add virtual functions is_relro and
2634 orphan_section_init. Remove virtual function place_orphan_here.
2635 (class Output_section_definition): Add is_relro and
2636 orphan_section_init. Remove place_orphan_here.
2637 (class Orphan_output_section): Likewise.
2638 (Script_sections::Script_sections): Update for field changes.
2639 (Script_sections::data_segment_align): Set saw_data_segment_align_
2640 and data_segment_align_start_, not data_segment_align_index.
2641 (Script_sections::data_segment_relro_end): Check
2642 saw_data_segment_align_. Use data_segment_align_start_ rather
2643 than data_segment_align_index_.
2644 (Script_sections::place_orphan): Rewrite to use
2645 Orphan_section_placement.
2646
9201d894
ILT		 26472009-03-17 Ian Lance Taylor <iant@google.com>
2648
9c5b8369
ILT		 2649 * archive.cc (Archive::add_symbols): Check for a version attached
2650 to the symbol name in the archive map.
2651 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2652 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2653 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2654 (ver_test_11.a): New target.
2655 * testsuite/Makefile.in: Rebuild.
2656
9201d894
ILT		 2657 * configure.ac: Check for chsize and posix_fallocate. Replace
2658 ftruncate.
2659 * ftruncate.c: New file, from gnulib.
2660 * output.cc (posix_fallocate): Define dummy version if not
2661 HAVE_POSIX_FALLOCATE.
2662 (Output_file::map): Call posix_fallocate rather than lseek and
2663 write.
2664 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2665 * configure, Makefile.in, config.in: Rebuild.
2666
ef4ab7a8
PP		 26672009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2668
2669 * layout.h (Layout::create_note): Add section_name parameter.
2670 * layout.cc (Layout::create_note): Likewise.
2671 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2672
8c500701
ILT		 26732009-03-17 Ian Lance Taylor <iant@google.com>
2674
e85b18e1
ILT		 2675 * descriptors.cc: Include "options.h".
2676 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2677 (Descriptors::open): Always use O_CLOEXEC when opening a new
2678 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2679 then set FD_CLOEXEC.
2680
9efe6174
ILT		 2681 * sparc.cc (class Target_sparc): Add has_got_section.
2682 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2683 make sure we have a GOT section.
2684
2685 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2686 (Target_sparc::Scan::local): Likewise.
2687 (Target_sparc::Scan::global): Likewise.
2688 (Target_sparc::Relocate::relocate): Likewise.
2689 (Target_sparc::Relocate::relocate_tls): Likewise.
2690
8c500701
ILT		 2691 * symtab.cc (Symbol_table::define_default_version): New function,
2692 broken out of add_from_object.
2693 (Symbol_table::add_from_object): Call define_default_version.
2694 (Symbol_table::define_special_symbol): Add resolve_oldsym
2695 parameter. Change all callers. If the version for a symbol comes
2696 from a version script, resolve it with the symbol with the same
2697 name with no version. Also add the symbol without a version if
2698 appropriate.
2699 (do_define_in_output_data): If resolving with oldsym, don't delete
2700 sym.
2701 (do_define_in_output_segment): Likewise.
2702 (do_define_as_constant): Likewise.
2703 * symtab.h (class Symbol_table): Update declarations.
2704
f1ed28fb
ILT		 27052009-03-13 Ian Lance Taylor <iant@google.com>
2706
15f8229b
ILT		 2707 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2708 (Read_symbols::requeue): New function.
2709 (Read_symbols::do_read_symbols): If make_elf_object fails because
2710 the target type is not configured, and the file was searched for,
2711 issue a warning and retry with the next directory.
2712 (Add_symbols::run): If the file has an incompatible format, and
2713 it was searched for, requeue the Read_symbols task. On error,
2714 release the object.
2715 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2716 dirindex parameter to constructor. Change all callers. Declare
2717 incompatible_warning and requeue.
2718 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2719 input_argument_ and input_group_ fields. Add them to
2720 constructor. Change all callers.
2721 (class Read_script): Add dirindex_ field. Add it to constructor.
2722 Change all callers.
2723 * archive.cc (Archive::setup): Remove input_objects parameter.
2724 Change all callers.
2725 (Archive::get_file_and_offset): Likewise.
2726 (Archive::read_all_symbols): Likewise.
2727 (Archive::read_symbols): Likewise.
2728 (Archive::get_elf_object_for_member): Remove input_objects
2729 parameter. Add punconfigured parameter. Change all callers.
2730 (Archive::add_symbols): Change return type to bool. Check return
2731 value of include_member.
2732 (Archive::include_all_members): Likewise.
2733 (Archive::include_member): Change return type to bool. Return
2734 false if first included object has incompatible target. Set
2735 included_member_ field.
2736 (Add_archive_symbols::run): If add_symbols returns false, requeue
2737 Read_symbols task.
2738 * archive.h (class Archive): Add included_member_ field.
2739 Initialize it in constructor. Add input_file and searched_for
2740 methods. Update declarations.
2741 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2742 input_argument_ fields. Add them to constructor. Change all
2743 callers.
2744 * script.cc: Include "target-select.h".
2745 (class Parser_closure): Add skip_on_incompatible_target_ and
2746 found_incompatible_target_ fields. Add
2747 skip_on_incompatible_target parameter to constructor. Change all
2748 callers. Add methods skip_on_incompatible_target,
2749 clear_skip_on_incompatible_target, found_incompatible_target, and
2750 set_found_incompatible_target.
2751 (read_input_script): Add dirindex parameter. Change all callers.
2752 If parser finds an incompatible target, requeue Read_symbols
2753 task.
2754 (script_set_symbol): Clear skip_on_incompatible_target in
2755 closure.
2756 (script_add_assertion, script_parse_option): Likewise.
2757 (script_start_sections, script_add_phdr): Likewise.
2758 (script_check_output_format): New function.
2759 * script.h (read_input_script): Update declaration.
2760 * script-c.h (script_check_output_format): Declare.
2761 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2762 (ignore_cmd): Remove OUTPUT_FORMAT.
2763 * fileread.cc (Input_file::Input_file): Add explicit this.
2764 (Input_file::will_search_for): New function.
2765 (Input_file::open): Add pindex parameter. Change all callers.
2766 * fileread.h (class Input_file): Add input_file_argument method.
2767 Declare will_search_for. Update declarations.
2768 * object.cc (make_elf_object): Add punconfigured parameter.
2769 Change all callers.
2770 * object.h (class Object): Make input_file public. Add
2771 searched_for method.
2772 (make_elf_object): Update declaration.
2773 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2774 restart search.
2775 * dirsearch.h (class Dirsearch): Update declaration.
2776 * options.h (class General_options): Add --warn-search-mismatch.
2777 * parameters.cc (Parameters::is_compatible_target): New function.
2778 * parameters.h (class Parameters): Declare is_compatible_target.
2779 * workqueue.cc (Workqueue::add_blocker): New function.
2780 * workqueue.h (class Workqueue): Declare add_blocker.
2781
f1ed28fb
ILT		 2782 * fileread.cc (Input_file::open): Remove options parameter.
2783 Change all callers.
2784 (Input_file::open_binary): Likewise.
2785 * script.cc (read_input_script): Likewise.
2786 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2787 options parameter from constructor. Change all callers.
2788 (class Read_script): Likewise.
2789 * fileread.h (class Input_file): Update declarations.
2790 * script.h (read_input_script): Update declaration.
2791
34dd024a
NC		 27922009-03-10 Nick Clifton <nickc@redhat.com>
2793
2794 * po/es.po: New Spanish translation.
2795
6d71b17c
CC		 27962009-03-06 Cary Coutant <ccoutant@google.com>
2797
2798 * options.cc (parse_short_option): Keep dash_z from registering itself.
2799
031cdbed
ILT		 28002009-03-03 Ian Lance Taylor <iant@google.com>
2801
2802 PR 9918
2803 * target-reloc.h (relocate_section): Pass output_section to
2804 relocate.
2805 * i386.cc (Target_i386::should_apply_static_reloc): Add
2806 output_section parameter. Change all callers.
2807 (Target_i386::Relocate::relocate): Add output_section parameter.
2808 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2809 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2810 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2811 * testsuite/two_file_shared.sh: New script.
2812 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2813 (check_DATA): Add two_file_shared.dbg.
2814 (two_file_shared.dbg): New target.
2815 * testsuite/Makefile.in: Rebuild.
2816
15d5fa16
ILT		 28172009-03-01 Ian Lance Taylor <iant@google.com>
2818
2819 * configure.ac: Check for byteswap.h.
2820 * configure: Rebuild.
2821 * config.in: Rebuild.
2822
8a4c0b0d
ILT		 28232009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2824
2825 * layout.cc (Layout::find_or_add_kept_section): New function.
2826 (Layout::add_comdat): Removed.
2827 * layout.h (struct Kept_section): Move out of class Layout.
2828 Remove trailing underscores from field names. Add group_sections
2829 field. Rename group_ field to is_group. Change all uses.
2830 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2831 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2832 comdat_groups_ field.
2833 (Sized_relobj::include_section_group): Use
2834 find_or_add_kept_section and Kept_section::group_sections.
2835 (Sized_relobj::include_linkonce_section): Likewise.
2836 * object.cc (class Sized_relobj): Don't define Comdat_group or
2837 Comdat_group_table. Remove find_comdat_group and
2838 add_comdat_group. Remove comdat_groups_ field.
2839 * plugin.cc (include_comdat_group): Use
2840 Layout::find_or_add_kept_section.
2841
b4ecf66b
ILT		 28422009-02-28 Ian Lance Taylor <iant@google.com>
2843
14359ca0
ILT		 2844 * README: --gc-sections and map files are now supported. Document
2845 some build requirements.
2846
b4ecf66b
ILT		 2847 PR 6992
2848 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2849 relocatable link set the value of the section symbol to zero.
2850 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2851 relocatable link don't include the section address in the local
2852 symbol value.
2853
0602e05a
ILT		 28542009-02-27 Ian Lance Taylor <iant@google.com>
2855
fd9d194f
ILT		 2856 PR 6811
2857 * options.h (class Search_directory): Add is_system_directory.
2858 (class General_options): Declare is_in_system_directory.
2859 * options.cc (get_relative_sysroot): Make static.
2860 (get_default_sysroot): Make static.
2861 (General_optoins::is_in_system_directory): New function.
2862 * fileread.cc (Input_file::is_in_system_directory): New function.
2863 * fileread.h (class Input_file): Declare is_in_system_directory.
2864 * object.h (class Object): Add is_in_system_directory.
2865 (class Input_objects): Remove system_library_directory_ field.
2866 * object.cc (Input_objects::add_object): Don't set
2867 system_library_directory_.
2868 (input_objects::found_in_system_library_directory): Remove.
2869 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2870 parameter. Change all callers.
2871 (Symbol_table::sized_write_globals): Likewise.
2872 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2873 Call Object::is_in_system_directory.
2874 * symtab.h (class Symbol_table): Update declarations.
2875
61edd21f
ILT		 2876 PR 5990
2877 * descriptors.h (Open_descriptor): Add is_on_stack field.
2878 * descriptors.cc (Descriptors::open): If the descriptor is on the
2879 top of the stack, remove it. Initialize is_on_stack field.
2880 (Descriptors::release): Only add pod to stack if it is not on the
2881 stack already.
2882 (Descriptors::close_some_descriptor): Clear stack_next and
2883 is_on_stack fields.
2884
e29e076a
ILT		 2885 PR 7091
2886 * output.cc (Output_section::find_starting_output_address): Rename
2887 from starting_output_address; add PADDR parameter; change return
2888 type.
2889 * output.h (class Output_section): Declare
2890 find_starting_output_address instead of starting_output_address.
2891 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2892 section symbol for which we can't find a merge section.
2893
0602e05a
ILT		 2894 PR 9836
2895 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2896 hidden or internal, force the symbol to be local.
2897 * resolve.cc (Symbol::override_visibility): Define.
2898 (Symbol::override_base): Use override_visibility.
2899 (Symbol_table::resolve): Likewise.
2900 (Symbol::override_base_with_special): Likewise.
2901 (Symbol_table::override_with_special): If the visibility is hidden
2902 or internal, force the symbol to be local.
2903 * symtab.h (class Symbol): Add set_visibility and
2904 override_visibility.
2905 * testsuite/ver_test_1.sh: New file.
2906 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2907 (check_DATA): Add ver_test_1.syms.
2908 (ver_test_1.syms): New target.
2909 * testsuite/Makefile.in: Rebuild.
2910
401a9a73
CC		 29112009-02-25 Cary Coutant <ccoutant@google.com>
2912
2913 * layout.cc (Layout::choose_output_section): Don't rename sections
2914 when using a linker script that has a SECTIONS clause.
2915 * Makefile.in: Regenerate.
2916
2917 * testsuite/Makefile.am (script_test_5.sh): New test case.
2918 * testsuite/Makefile.in: Regenerate.
2919 * testsuite/script_test_5.cc: New file.
2920 * testsuite/script_test_5.sh: New file.
2921 * testsuite/script_test_5.t: New file.
2922
f488e4b0
CC		 29232009-02-13 Rafael Avila de Espindola <espindola@google.com>
2924
2925 * archive.cc (Archive::include_member): Update calls to add_symbols.
2926 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2927 the Layout argument.
2928 * dynobj.h (do_add_symbols): Add the Layout argument.
2929 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2930 Layout argument.
2931 * object.h (Object::add_symbols): Add the Layout argument.
2932 (Object::do_add_symbols): Add the Layout argument.
2933 (Sized_relobj::do_add_symbols): Add the Layout argument.
2934 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2935 Unify the two versions.
2936 (Add_plugin_symbols): Remove.
2937 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2938 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2939 (Add_plugin_symbols): Remove.
2940 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2941 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2942 (Add_symbols::run): Make it work with Pulginobj.
2943
89dd1680
ILT		 29442009-02-06 Ian Lance Taylor <iant@google.com>
2945
2946 * object.cc (Sized_relobj::do_layout): Make info message start
2947 with lower case letter.
2948
266d0a74
ILT		 29492009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2950
602b464e
ILT		 2951 * binary.cc: Fix file comment.
2952
266d0a74
ILT		 2953 * options.h (enum Incremental_disposition): Define.
2954 (class General_options): Add new options: --incremental,
2955 --incremental_changed, --incremental_unchanged,
2956 --incremental_unknown. Add incremental_disposition_ and
2957 implicit_incremental_ fields.
2958 (General_options::incremental_disposition): New function.
2959 (class Position_dependent_options): Add incremental_disposition
2960 option.
2961 (Position_dependent_options::copy_from_options): Set incremental
2962 dispositions.
2963 * options.cc (General_options::parse_incremental_changed): New
2964 function.
2965 (General_options::parse_incremental_unchanged): New function.
2966 (General_options::parse_incremental_unknown): New function.
2967 (General_options::General_options): Initialize new fields
2968 incremental_disposition_ and implicit_incremental_.
2969 (General_options::finalize): Check for uasge of --incremental-*
2970 without --incremental.
2971
f073bbf7
CD		 29722009-02-06 Chris Demetriou <cgd@google.com>
2973
2974 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2975 pointer and to report location as the file name associated with
2976 the symbol.
2977 (gold_undefined_symbol_at_location): New function to replace the
2978 old gold_undefined_symbol functionality.
2979 * target-reloc.h (relocate_section): Update to use
2980 gold_undefined_symbol_at_location.
2981 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2982 Call gold_undefined_symbol function rather than gold_error.
2983 * errors.h (Errors::undefined_symbol): Take location as a
2984 string, rather than calculating it from a relocation.
2985 * errors.cc (Errors::fatal): Print "fatal error:" before the
2986 formatted message.
2987 (Errors::error, Errors::error_at_location): Print "error: "
2988 before the formatted message.
2989 (Errors::undefined_symbol): Take location as a string, rather
2990 than calculating it from a relocation.
2991 (gold_undefined_symbol_at_location): New function akin to
2992 old gold_undefined_symbol, calculates location from relocation.
2993 (gold_undefined_symbol): Change to take only a Symbol pointer
2994 and to report location as the file name associated with the symbol.
2995 * testsuite/debug_msg.sh: Update for changed error messages.
2996 * testsuite/undef_symbol.sh: Likewise.
2997
8e94a90c
ILT		 29982009-02-04 Duncan Sands <baldrick@free.fr>
2999
3000 PR 9812
3001 * reduced_debug_output.h
3002 (Output_reduced_debug_abbrev_section::failed): Use format for
3003 gold_warning.
3004 (Output_reduced_debug_info_section::faild): Likewise.
3005
88a0e15b
ILT		 30062009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3007
3008 * script.cc (Lazy_demangler): New class.
3009 (Version_script_info::get_symbol_version_helper): Demangle a
3010 symbol only once.
3011
5efc7cd2
CC		 30122009-01-29 Cary Coutant <ccoutant@google.com>
3013
3014 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3015 to __tls_get_addr.
3016 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3017
e0ebcf42
ILT		 30182009-01-28 Ian Lance Taylor <iant@google.com>
3019
5efc7cd2 3020 * version.cc (version_string): Bump to 1.9.
75fe7426 3021
e0ebcf42
ILT		 3022 * gold.h: Include <cstring> and <stdint.h>.
3023 * version.cc: Include <cstdio>.
3024 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3025 warning.
3026 * reduced_debug_output.cc (insert_into_vector): Rename from
3027 Insert_into_vector; change all callers. Use Swap_unaligned to
3028 avoid aliasing issue; remove union since it is unnecessary.
3029
8e2813be 30302009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3031
3032 * Makefile.am (CCFILES): Add gc.cc.
3033 (HFILES): Add gc.h.
3034 * Makefile.in: Regenerate.
3035 * gold.cc (Gc_runner): New class.
3036 (queue_initial_tasks): Call garbage collection related tasks
3037 when corresponding options are invoked.
3038 (queue_middle_gc_tasks): New function.
3039 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3040 processed early before laying out sections during garbage collection.
3041 * gold.h (queue_middle_gc_tasks): New function.
3042 (is_prefix_of): Move from "layout.cc".
3043 * i386.cc (Target_i386::gc_process_relocs): New function.
3044 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3045 * main.cc (main): Create object of class "Garbage_collection".
3046 * object.cc (Relobj::copy_symbols_data): New function.
3047 (Relobj::is_section_name_included): New function.
3048 (Sized_relobj::do_layout): Allow this function to be called twice
3049 during garbage collection and defer layout of section during the
3050 first call.
3051 * object.h (Relobj::get_symbols_data): New function.
3052 (Relobj::is_section_name_included): New function.
3053 (Relobj::copy_symbols_data): New function.
3054 (Relobj::set_symbols_data): New function.
3055 (Relobj::get_relocs_data): New function.
3056 (Relobj::set_relocs_data): New function.
3057 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3058 (Relobj::gc_process_relocs): New function.
3059 (Relobj::do_gc_process_relocs): New pure virtual function.
3060 (Relobj::sd_): New data member.
3061 (Sized_relobj::is_output_section_offset_invalid): New function.
3062 (Sized_relobj::do_gc_process_relocs): New function.
3063 * options.h (General_options::gc_sections): Modify to not be a no-op.
3064 (General_options::print_gc_sections): New option.
3065 * plugin.cc (Plugin_finish::run): Remove function call to
3066 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3067 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3068 * reloc.cc (Read_relocs::run): Add task to process relocs and
3069 determine unreferenced sections when doing garbage collection.
3070 (Gc_process_relocs): New class.
3071 (Sized_relobj::do_gc_process_relocs): New function.
3072 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3073 sections that are garbage collected.
3074 * reloc.h (Gc_process_relocs): New class.
3075 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3076 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3077 symbols whose corresponding sections are garbage collected.
3078 (Symbol_table::Symbol_table): Add new parameter for the garbage
3079 collection object.
3080 (Symbol_table::gc_mark_undef_symbols): New function.
3081 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3082 (Symbol_table::gc_mark_dyn_syms): New function.
3083 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3084 as garbage.
3085 (Symbol_table::add_from_object): Likewise.
3086 (Symbol_table::add_from_relobj): When building shared objects, do not
3087 treat externally visible symbols as garbage.
3088 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3089 table information for static and relocatable links.
3090 * symtab.h (Symbol_table::set_gc): New function.
3091 (Symbol_table::gc): New function.
3092 (Symbol_table::gc_mark_undef_symbols): New function.
3093 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3094 (Symbol_table::gc_mark_dyn_syms): New function.
3095 (Symbol_table::gc_): New data member.
3096 * target.h (Sized_target::gc_process_relocs): New pure virtual
3097 function.
3098 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3099 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3100
3b293544
CF		 31012009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3102
3103 * options.h (General_options::gc_sections): Define as a no-op for now.
3104 (General_options::no_keep_memory): Ditto.
3105 (General_options::Bshareable): Define.
3106 * options.cc (General_options::finalize): Honor -Bshareable.
3107
83d22aa8
AS		 31082009-01-20 Andreas Schwab <schwab@suse.de>
3109
3110 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3111 read the value in the contents, since we don't use it. Use the
3112 template endianness when writing.
3113 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3114
cd536b21
AS		 31152009-01-19 Andreas Schwab <schwab@suse.de>
3116
3117 * configure.tgt (powerpc64-*): Fix targ_obj.
3118
99e9a495
ILT		 31192009-01-15 Ian Lance Taylor <iant@google.com>
3120
3121 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3122 local symbols when stripping all symbols.
3123
bbbfea06
CC		 31242009-01-14 Cary Coutant <ccoutant@google.com>
3125
99e9a495 3126 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3127
0f7c0701
CC		 31282009-01-14 Cary Coutant <ccoutant@google.com>
3129
3130 * archive.cc (Archive::get_elf_object_for_member): Remove call
3131 to File_read::claim_for_plugin.
3132 * descriptors.cc (Descriptors::open): Remove reference to
3133 is_claimed.
3134 (Descriptors::claim_for_plugin): Remove.
3135 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3136 (Descriptors::is_claimed): Remove.
3137 (claim_descriptor_for_plugin): Remove.
3138 * fileread.cc (File_read::claim_for_plugin): Remove.
3139 * fileread.h (File_read::claim_for_plugin): Remove.
3140 (File_read::descriptor): Reopen descriptor if necessary.
3141 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3142 (Plugin_manager::all_symbols_read): Add task parameter. Change
3143 all callers.
3144 (Plugin_manager::get_input_file): New function.
3145 (Plugin_manager::release_input_file): New function.
3146 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3147 corresponding data member.
3148 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3149 and pass to base constructor. Change all callers.
3150 (get_input_file, release_input_file): New functions.
3151 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3152 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3153 (Plugin_manager::all_symbols_read): Add task parameter.
3154 (Plugin_manager::get_input_file): New function.
3155 (Plugin_manager::release_input_file): New function.
3156 (Plugin_manager::task_): New data member.
3157 (Pluginobj::Pluginobj): Add filesize parameter.
3158 (Pluginobj::filename): New function.
3159 (Pluginobj::descriptor): New function.
3160 (Pluginobj::filesize): New function.
3161 (Pluginobj::filesize_): New data member.
3162 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3163 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3164 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3165
3166 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3167 with archive libraries.
3168 * testsuite/Makefile.in: Regenerate.
3169 * testsuite/plugin_test.c (struct sym_info): New type.
3170 (get_input_file, release_input_file): New static variables.
3171 (onload): Capture new transfer vector entries.
3172 (claim_file_hook): Stop reading at end of file according to filesize.
3173 Factor out parsing of readelf output into separate function.
3174 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3175 APIs and get the source file name from the symbol table. Convert
3176 source file name to corresponding object file name. Print info
3177 message when adding new input files.
3178 (parse_readelf_line): New function.
3179 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3180 * testsuite/plugin_test_2.sh: Likewise.
3181 * testsuite/plugin_test_3.sh: Likewise.
3182 * testsuite/plugin_test_4.sh: New test case.
3183
62a6d109
ILT		 31842009-01-07 Ian Lance Taylor <iant@google.com>
3185
3186 * version.cc (version_string): Bump to 1.8.
3187
483620e8
CC		 31882008-12-23 Cary Coutant <ccoutant@google.com>
3189
3190 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3191 * plugin.cc (Plugin_manager::finish): Rename as
3192 layout_deferred_objects. Move cleanup to separate function.
3193 (Plugin_manager::cleanup): New function.
3194 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3195 separately.
3196 * plugin.h (Plugin_manager::finish): Rename as
3197 layout_deferred_objects.
3198 (Plugin_manager::cleanup): New function.
3199 (Plugin_manager::cleanup_done): New field.
3200
d66a9eb3
CC		 32012008-12-23 Cary Coutant <ccoutant@google.com>
3202
3203 * plugin.cc (is_visible_from_outside): New function.
3204 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3205 so we don't return "IR only" status for exported symbols or -r links.
3206
3207 * testsuite/Makefile.am (plugin_test_3): New test case.
3208 * testsuite/Makefile.in: Regenerate.
3209 * testsuite/plugin_test_3.sh: New file.
3210
5995b570
CC		 32112008-12-22 Cary Coutant <ccoutant@google.com>
3212
3213 * object.cc (Sized_relobj::layout_section): New function.
3214 (Sized_relobj::do_layout): Defer layout of input sections until after
3215 plugin has provided replacement files.
3216 (Sized_relobj::do_layout_deferred_sections): New function.
3217 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3218 (Relobj::layout_deferred_sections): New function.
3219 (Relobj::do_layout_deferred_sections): New function.
3220 (Sized_relobj::do_layout_deferred_sections): New function.
3221 (Sized_relobj::layout_section): New function.
3222 (Sized_relobj::Deferred_layout): New structure.
3223 (Sized_relobj::deferred_layout_): New field.
3224 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3225 Change all callers. Layout deferred sections.
3226 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3227 references.
3228 (Plugin_hook::run): Move code from do_plugin_hook inline.
3229 (Plugin_hook::do_plugin_hook): Remove.
3230 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3231 (Plugin_manager::finish): Renamed, was cleanup.
3232 (Plugin_manager::should_defer_layout): New function.
3233 (Plugin_manager::add_deferred_layout_object): New function.
3234 (Plugin_manager::Deferred_layout_list): New type.
3235 (Plugin_manager::deferred_layout_objects_): New field.
3236 (Plugin_hook::do_plugin_hook): Remove.
3237
ee769c88
ILT		 32382008-12-17 Ian Lance Taylor <iant@google.com>
3239
3240 * options.h (class General_options): Add --no case for
3241 --export-dynamic.
3242
abc8dcba
CC		 32432008-12-16 Cary Coutant <ccoutant@google.com>
3244
3245 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3246 vector.
3247 (Plugin_manager::claim_file): Create plugin object even if
3248 plugin did not call the add_symbols callback.
3249 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3250 asking for more symbols than were added.
3251 * testsuite/Makefile.am (plugin_test_1): Add test case with
3252 no global symbols.
3253 (empty.syms): New target.
3254 * testsuite/Makefile.in: Regenerate.
3255 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3256 message. Don't call add_symbols if no globals.
3257 (all_symbols_read_hook): Don't provide replacement for empty
3258 claimed file.
3259
b0074644
ILT		 32602008-12-12 Ian Lance Taylor <iant@google.com>
3261
68943102
ILT		 3262 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3263 r_type == 0 for a local symbol with r_sym == 0.
3264 (scan_relocatable_relocs): Pass r_sym to
3265 local_non_section_strategy.
3266 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3267 r_sym parameter.
3268
b0074644
ILT		 3269 * configure.ac: Update test for TLS descriptors: they are
3270 supported as of glibc 2.9.
3271 * configure: Rebuild.
3272
c2508178
ILT		 32732008-12-11 Ian Lance Taylor <iant@google.com>
3274
3275 PR 7091
3276 * target-reloc.h (Default_scan_relocatable_relocs): For each
3277 function, map r_type == 0 to RELOC_DISCARD.
3278
2756a258
CC		 32792008-12-10 Cary Coutant <ccoutant@google.com>
3280
3281 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3282 object to override a kept COMDAT group from a plugin object.
3283
bb6f53d3
ILT		 32842008-12-09 Ian Lance Taylor <iant@google.com>
3285
fbc558e1
ILT		 3286 PR 7088
3287 * yyscript.y (file_cmd): Handle INPUT.
3288
bb6f53d3
ILT		 3289 * testsuite/initpri1.c: Change all declarations to be full
3290 prototypes by adding void, to avoid compiler warnings.
3291
4674ecfc
CC		 32922008-12-05 Rafael Avila de Espindola <espindola@google.com>
3293
3294 * options.cc (General_options::parse_plugin_opt): New.
3295 (General_options::add_plugin): The argument now is just the filename.
3296 (General_options::add_plugin_option): New.
3297 * options.h (plugin_opt): New.
3298 (add_plugin): Change argument name.
3299 (add_plugin_option): New.
3300 * plugin.cc (Plugin::load): Don't parse the plugin option.
3301 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3302 (Plugin::add_option): New.
3303 (Plugin::args_): Change type.
3304 (Plugin::filename_): New.
3305 (Plugin_manager::add_plugin_option): New.
3306 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3307 * testsuite/Makefile.in: Regenerate.
3308
fd06b4aa
CC		 33092008-12-05 Cary Coutant <ccoutant@google.com>
3310
3311 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3312 Handle --strip-lto-sections option.
3313 * options.h (strip_lto_sections): New option.
3314
6c52134c
CC		 33152008-12-01 Cary Coutant <ccoutant@google.com>
3316
3317 * plugin.cc (ld_plugin_message): Change format parameter to const.
3318 Fix mismatch between new[] and delete.
3319
a45248e0
CC		 33202008-11-14 Cary Coutant <ccoutant@google.com>
3321
3322 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3323 instead of -1U.
3324
c82fbeee
CS		 33252008-11-05 Craig Silverstein <csilvers@google.com>
3326
3327 * options.cc (General_options::parse_dynamic_list): New function.
3328 * options.h (General_options): New flags dynamic_list,
3329 dynamic_list_data, dynamic_list_cpp_new, and
3330 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3331 (General_options::in_dynamic_list): New function.
3332 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3333 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3334 (Lex::can_continue_name): Likewise.
3335 (yylex): Likewise.
3336 (read_script_file): New parameter script_options.
3337 (read_dynamic_list): New function.
3338 (Script_options::define_dynamic_list): New function.
3339 (dynamic_list_keyword_parsecodes): New variable.
3340 (dynamic_list_keywords): New variable.
3341 * script.h (Script_options::define_dynamic_list): New function
3342 prototype.
3343 (read_dynamic_list): New function prototype.
3344 * symtab.cc (strprefix): New macro.
3345 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3346 dynamic_list_data, dynamic_list_cpp_new, and
3347 dynamic_list_cpp_typeinfo.
3348 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3349 (dynamic_list_expr): New rule.
3350 (dynamic_list_nodes): Likewise.
3351 (dynamic_list_node): Likewise.
3352 * testsuite/Makefile.am (dynamic_list): New test.
3353 * testsuite/Makefile.in: Regenerated.
3354 * testsuite/dynamic_list.t: New file.
3355 * testsuite/dynamic_list.sh: New file.
3356
e0bb29a5
CS		 33572008-11-05 Craig Silverstein <csilvers@google.com>
3358
3359 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3360 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3361 (t11_last): Likewise.
3362 * testsuite/ver_test_6.c (main): Likewise.
3363
4e1e25e0
CC		 33642008-10-07 Cary Coutant <ccoutant@google.com>
3365
3366 * options.c (General_options::finalize): Add check for -static and
3367 -shared.
3368 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3369 is not empty.
3370
92f03fcb
CC		 33712008-10-02 Cary Coutant <ccoutant@google.com>
3372
3373 * plugin.cc (make_sized_plugin_object): Fix conditional
3374 compilation to work when not all targets are enabled.
3375
fbd8a257
CC		 33762008-09-29 Cary Coutant <ccoutant@google.com>
3377
3378 * archive.cc (Archive::get_file_and_offset): Use filename instead
3379 of name to get library path.
3380 (Archive::include_member): Unlock external member of a thin archive.
3381
3382 * testsuite/Makefile.am (TEST_AR): New variable.
3383 (thin_archive_test_1): New test.
3384 (thin_archive_test_2): New test.
81636b3f
CC		 3385 * testsuite/Makefile.in: Regenerate.
3386 * testsuite/thin_archive_main.cc: New file.
3387 * testsuite/thin_archive_test_1.cc: New file.
3388 * testsuite/thin_archive_test_2.cc: New file.
3389 * testsuite/thin_archive_test_3.cc: New file.
3390 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3391
eff45813
CC		 33922008-09-29 Cary Coutant <ccoutant@google.com>
3393
3394 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3395 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3396 instead of -1U.
3397 (Sized_relobj::do_finalize_local_symbols): Likewise.
3398 (Sized_relobj::map_to_kept_section): Likewise.
3399 * object.h (Sized_relobj::invalid_address): New constant.
3400 (Sized_relobj::do_output_section_offset): Check for invalid_address
3401 and return -1ULL.
3402 * output.cc (Output_reloc::local_section_offset): Use constant
3403 invalid_address instead of -1U.
3404 (Output_reloc::get_address): Likewise.
3405 (Output_section::output_address): Change -1U to -1ULL.
3406 * output.h (Output_reloc::invalid_address): New constant.
3407 * reloc.cc (Sized_relobj::write_sections): Use constant
3408 invalid_address instead of -1U.
3409 (Sized_relobj::relocate_sections): Likewise.
3410 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3411 values for merge sections.
3412 * target-reloc.h (relocate_for_relocatable): Use constant
3413 invalid_address instead of -1U.
3414
89fc3421
CC		 34152008-09-19 Cary Coutant <ccoutant@google.com>
3416
3417 Add plugin functionality for link-time optimization (LTO).
3418 * configure.ac (plugins): Add --enable-plugins option.
3419 * configure: Regenerate.
3420 * config.in: Regenerate.
3421 * Makefile.am (LIBDL): New variable.
3422 (CCFILES): Add plugin.cc.
3423 (HFILES): Add plugin.h.
3424 (ldadd_var): Add LIBDL.
3425 * Makefile.in: Regenerate.
3426
3427 * archive.cc: Include "plugin.h".
3428 (Archive::setup): Don't preread archive symbols when using a plugin.
3429 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3430 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3431 files.
3432 (Archive::include_member): Add symbols from plugin objects.
3433 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3434 * descriptors.cc (Descriptors::open): Check for file descriptors
3435 abandoned by plugins.
3436 (Descriptors::claim_for_plugin): New function.
3437 * descriptors.h (Descriptors::claim_for_plugin): New function.
3438 (Open_descriptor::is_claimed): New field.
3439 (claim_descriptor_for_plugin): New function.
3440 * fileread.cc (File_read::claim_for_plugin): New function.
3441 * fileread.h (File_read::claim_for_plugin): New function.
3442 (File_read::descriptor): New function.
3443 * gold.cc: Include "plugin.h".
3444 (queue_initial_tasks): Add task to call plugin hooks for generating
3445 new object files.
3446 * main.cc: Include "plugin.h".
3447 (main): Load plugin libraries.
3448 * object.h (Pluginobj): Declare.
3449 (Object::pluginobj): New function.
3450 (Object::do_pluginobj): New function.
3451 (Object::set_target): New function.
3452 * options.cc: Include "plugin.h".
3453 (General_options::parse_plugin): New function.
3454 (General_options::General_options): Initialize plugins_ field.
3455 (General_options::add_plugin): New function.
3456 * options.h (Plugin_manager): Declare.
3457 (General_options): Add --plugin option.
3458 (General_options::has_plugins): New function.
3459 (General_options::plugins): New function.
3460 (General_options::add_plugin): New function.
3461 (General_options::plugins_): New field.
3462 * plugin.cc: New file.
3463 * plugin.h: New file.
3464 * readsyms.cc: Include "plugin.h".
3465 (Read_symbols::do_read_symbols): Check for archive before checking
3466 for ELF file. Call plugin hooks to claim files.
3467 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3468 from a real object file; force override when processing replacement
3469 files.
3470 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3471 (Symbol::init_base_object): Likewise.
3472 (Symbol::init_base_output_data): Likewise.
3473 (Symbol::init_base_output_segment): Likewise.
3474 (Symbol::init_base_constant): Likewise.
3475 (Symbol::init_base_undefined): Likewise.
3476 (Symbol::output_section): Assert that object is not a plugin.
3477 (Symbol_table::add_from_pluginobj): New function.
3478 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3479 undefined.
3480 (Symbol_table::sized_write_globals): Likewise.
3481 (Symbol_table::add_from_pluginobj): Instantiate template.
3482 * symtab.h (Sized_pluginobj): Declare.
3483 (Symbol::in_real_elf): New function.
3484 (Symbol::set_in_real_elf): New function.
3485 (Symbol::in_real_elf_): New field.
3486 (Symbol_table::add_from_pluginobj): New function.
3487
3488 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3489 (LIBDL): New variable.
3490 (LDADD): Add LIBDL.
3491 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3492 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3493 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3494 (MOSTLYCLEANFILES): Likewise.
3495 * testsuite/Makefile.in: Regenerate.
3496 * testsuite/plugin_test.c: New file.
3497 * testsuite/plugin_test_1.sh: New file.
3498 * testsuite/plugin_test_2.sh: New file.
3499
de31bda5
ILT		 35002008-09-16 Ian Lance Taylor <iant@google.com>
3501
9c2d0ef9
ILT		 3502 * target-reloc.h (relocate_section): Check whether a symbol is
3503 defined by the ABI before reporting an undefined symbol error.
3504 * target.h (Target::is_defined_by_abi): Make parameter const.
3505 (Target::do_is_defined_by_abi): Likewise.
3506 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3507 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3508 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3509 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3510 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3511 * testsuite/Makefile.in: Rebuild.
3512
de31bda5
ILT		 3513 * fileread.cc (make_view): Add casts to avoid warning.
3514
9fa33bee
AO		 35152008-09-16 Alexandre Oliva <aoliva@redhat.com>
3516
3517 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3518 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3519
183fd0e3
AO		 35202008-09-16 Alexandre Oliva <aoliva@redhat.com>
3521
3522 * options.h (General_options::output_is_executable): New.
3523 (General_options::output_is_pie): New.
3524 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3525 for shared libraries.
3526 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3527
7be8330a
CD		 35282008-09-11 Chris Demetriou <cgd@google.com>
3529
3530 * options.h (origin): New -z option.
3531 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3532 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3533 in DT_FLAGS_1.
3534
a9caad02
CC		 35352008-09-05 Cary Coutant <ccoutant@google.com>
3536
3537 * fileread.cc (File_read::make_view): Add check for attempt to map
3538 beyond end of file.
3539
ae6dce4d
CC		 35402008-09-05 Cary Coutant <ccoutant@google.com>
3541
3542 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3543 explicit instantiations.
3544
d7ab2a47
KVH		 35452008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3546
3547 PR gold/6858
3548 * options.cc (General_options::finalize): Allow undefined symbols
3549 in shlibs if linking -shared.
3550
3551 PR gold/6859
3552 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3553 symbols as not needing a dynsym entry.
3554
1e52a9c1
CS		 35552008-08-20 Craig Silverstein <csilvers@google.com>
3556
3557 * fileread.cc (File_read::open): Do not lock the file unless it
3558 was successfully opened.
3559
d85c80a3
CC		 35602008-08-14 Cary Coutant <ccoutant@google.com>
3561
3562 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3563 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3564 * testsuite/tls_test.cc (struct int128): 128-bit struct
3565 for testing TLS relocs with non-zero addend.
3566 (v12): New TLS variable.
3567 (t12): New test.
3568 (t_last): Add check for v12.
3569 * testsuite/tls_test.h (t12): New function.
3570 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3571
2d924fd9
ILT		 35722008-08-13 Ian Lance Taylor <iant@google.com>
3573
3574 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3575 set tls_segment_ or relro_segment_.
3576 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3577 when appropriate.
3578 * output.h (Output_section::clear_is_relro): New function.
3579 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3580 sections specially even when output_data_ is empty.
3581 (Output_segment::maximum_alignment): When first section is relro,
3582 only force alignment for PT_LOAD segments.
3583 * script.cc (script_data_segment_align): New function.
3584 (script_data_segment_relro_end): New function.
3585 * script-c.h (script_data_segment_align): Declare.
3586 (script_data_segment_relro_end): Declare.
3587 * script-sections.h (class Script_sections): Declare
3588 data_segment_align and data_segment_relro_end. Add fields
3589 segment_align_index_ and saw_relro_end_.
3590 * script-sections.cc (class Sections_element): Add set_is_relro
3591 virtual function. Add new bool* parameter to place_orphan_here.
3592 Add get_output_section virtual function.
3593 (class Output_section_definition): Add set_is_relro. Add new
3594 bool* parameter to place_orphan_here. Add get_output_section.
3595 Add is_relro_ field.
3596 (Output_section_definition::Output_section_definition): Initialize
3597 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3598 and is_relro_ fields.
3599 (Output_section_definition::place_orphan_here): Add is_relro
3600 parameter.
3601 (Output_section_definition::set_section_addresses): Set relro for
3602 output section.
3603 (Output_section_definition::alternate_constraint): Likewise.
3604 (class Orphan_output_section): Add new bool* parameter to
3605 place_orphan_here. Add get_output_section.
3606 (Orphan_output_section::place_orphan_here): Add is_relro
3607 parameter.
3608 (Script_sections::Script_sections): Initialize
3609 data_segment_align_index_ and saw_relro_end_.
3610 (Script_sections::data_segment_align): New function.
3611 (Script_sections::data_segment_relro_end): New function.
3612 (Script_sections::place_orphan): Set or clear is_relro.
3613 (Script_sections::set_section_addresses): Force alignment of first
3614 TLS section.
3615 * yyscript.y (exp): Call script_data_segment_align and
3616 script_data_segment_relro_end.
3617 * testsuite/relro_script_test.t: New file.
3618 * testsuite/relro_test.cc (using_script): Declare.
3619 (t1, t2): Test using_script.
3620 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3621 (relro_script_test_SOURCES): Define.
3622 (relro_script_test_DEPENDENCIES): Define.
3623 (relro_script_test_LDFLAGS): Define.
3624 (relro_script_test_LDADD): Define.
3625 (relro_script_test.so): New target.
3626 * testsuite/Makefile.in: Rebuild.
3627
f827c9a9
CC		 36282008-08-06 Cary Coutant <ccoutant@google.com>
3629
3630 * archive.cc (Archive::total_archives, Archive::total_members)
3631 (Archive::total_members_loaded): New variables.
3632 (Archive::setup): Add parameter. Add option to preread
3633 archive symbols.
3634 (Archive::read_armap): Add counter.
3635 (Archive::get_file_and_offset): New function.
3636 (Archive::get_elf_object_for_member): New function.
3637 (Archive::read_all_symbols): New function.
3638 (Archive::read_symbols): New function.
3639 (Archive::add_symbols): Add counters.
3640 (Archive::include_all_members): Use armap to find members if it's
3641 already built.
3642 (Archive::include_member): Skip reading symbols if already read.
3643 Factored code into Archive::get_file_and_offset and
3644 Archive::get_elf_object_for_member. Changed call to
3645 Mapfile::report_include_archive_member.
3646 (Archive::print_stats): New function.
3647 * archive.h: Declare Object and Read_symbols_data classes.
3648 (Archive::Archive): Add initializers for new members.
3649 (Archive::setup): Add parameter.
3650 (Archive::print_stats): New function.
3651 (Archive::total_archives, Archive::total_members)
3652 (Archive::total_members_loaded): New variables.
3653 (Archive::get_file_and_offset): New function.
3654 (Archive::get_elf_object_for_member): New function.
3655 (Archive::read_all_symbols): New function.
3656 (Archive::read_symbols): New function.
3657 (Archive::Archive_member): New class.
3658 (Archive::members_): New member.
3659 (Archive::num_members_): New member.
3660 * main.cc: Include archive.h.
3661 (main): Call Archive::print_stats.
3662 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3663 archive parameter; member_name is now the fully-decorated name.
3664 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3665 * options.h: (General_options): Add --preread-archive-symbols option.
3666 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3667 Archive::setup.
3668
de4c45bd
ILT		 36692008-08-04 Ian Lance Taylor <iant@google.com>
3670
3671 * symtab.h (Symbol::use_plt_offset): New function.
3672 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3673 * powerpc.cc (Relocate::relocate): Likewise.
3674 * sparc.cc (Relocate::relocate): Likewise.
3675 * x86_64.cc (Relocate::relocate): Likewise.
3676 * testsuite/weak_plt.sh: New test.
3677 * testsuite/weak_plt_main.cc: New test.
3678 * testsuite/weak_plt_shared.cc: New test.
3679 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3680 (check_PROGRAMS): Add weak_plt.
3681 (check_DATA): Add weak_plt_shared.so.
3682 (weak_plt_main_pic.o, weak_plt): New targets.
3683 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3684 * testsuite/Makefile.in: Rebuild.
3685
3686 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3687 gcctestdir/ld.
3688 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3689 * testsuite/Makefile.in: Rebuild.
3690
323ee3f4
AM		 36912008-08-04 Alan Modra <amodra@bigpond.net.au>
3692
3693 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3694 * Makefile.in: Regenerate.
3695 * po/POTFILES.in: Regenerate.
3696
7c07ecec
ILT		 36972008-07-29 Ian Lance Taylor <iant@google.com>
3698
3699 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3700 symbols before other symbols.
3701 * testsuite/script_test_2.cc (test_addr): Declare.
3702 (test_addr_alias): Declare.
3703 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3704 values.
7c07ecec
ILT		 3705 * testsuite/script_test_2.t: Define test_addr_alias and
3706 test_addr.
3707
5778530e
ILT		 37082008-07-24 Ian Lance Taylor <iant@google.com>
3709
2a00e4fb
ILT		 3710 PR 5990
3711 * descriptors.cc: New file.
3712 * descriptors.h: New file.
3713 * gold-threads.h (class Hold_optional_lock): New class.
3714 * fileread.cc: Include "descriptors.h".
3715 (File_read::~File_read): Release descriptor rather than closing
3716 it.
3717 (File_read::open) [file]: Call open_descriptor rather than open.
3718 Set is_descriptor_opened_.
3719 (File_read::open) [memory]: Assert that descriptor is not open.
3720 (File_read::reopen_descriptor): New function.
3721 (File_read::release): Release descriptor.
3722 (File_read::do_read): Make non-const. Reopen descriptor.
3723 (File_read::read): Make non-const.
3724 (File_read::make_view): Reopen descriptor.
3725 (File_read::do_readv): Likewise.
3726 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3727 Update declarations.
3728 * layout.cc: Include "descriptors.h".
3729 (Layout::create_build_id): Use open_descriptor rather than open.
3730 * output.cc: Include "descriptors.h".
3731 (Output_file::open): Use open_descriptor rather than open.
3732 * archive.cc (Archive::const_iterator): Change Archive to be
3733 non-const.
3734 (Archive::begin, Archive::end): Make non-const.
3735 (Archive::count_members): Likewise.
3736 * archive.h (class Archive): Update declarations.
3737 * object.h (Object::read): Make non-const.
3738 * Makefile.am (CCFILES): Add descriptors.cc.
3739 (HFILES): Add descriptors.h.
3740 * Makefile.in: Rebuild.
3741
801647d1
ILT		 3742 PR 6716
3743 * gold.h: Always include <clocale>. Add Solaris workarounds
3744 following code in binutils/sysdep.h.
3745
5edd166e
ILT		 3746 PR 6048
3747 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3748 this->eh_frame_hdr_ is NULL before using it.
3749
c89ad728
ILT		 3750 * dynobj.cc (Versions::Versions): Update comment.
3751
aa86f06b
ILT		 3752 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3753 the base version name.
3754
5778530e
ILT		 3755 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3756 array size plus one.
3757 (Stringpool_template::set_string_offsets): Subtract one from key
3758 before using it as an array index.
3759 (Stringpool_template::get_offset_with_length): Likewise.
3760 (Stringpool_template::write_to_buffer): Likewise.
3761 * stringpool.h (Stringpool_template::get_offset_from_key):
3762 Likewise.
3763
057ead22
ILT		 37642008-07-23 Ian Lance Taylor <iant@google.com>
3765
7f649c59
ILT		 3766 PR 6658
3767 * object.h (Merged_symbol_value::value): Do our best to handle a
3768 negative addend.
3769
057ead22
ILT		 3770 PR 6647
3771 * script.cc (Version_script_info::get_versions): Don't add empty
3772 version tag to return value.
3773 (Version_script_info::get_symbol_version_helper): Change return
3774 type to bool. Add pversion parameter. Change all callers.
3775 (script_register_vers_node): Don't require a non-NULL tag.
3776 * script.h (class Version_script_info): Update declarations.
3777 (Version_script_info::get_symbol_version): Change return type to
3778 bool. Add version parameter. Change all callers.
3779 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3780 handling. Handle an empty version from a version script.
3781 (Symbol_table::define_special_symbol): Likewise.
3782 * testsuite/ver_test_10.script: New file.
3783 * testsuite/ver_test_10.sh: New file.
3784 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3785 (check_DATA): Add ver_test_10.syms.
3786 (ver_test_10.syms, ver_test_10.so): New target.
3787 * testsuite/Makefile.in: Rebuild.
3788
58e54ac2
CD		 37892008-07-23 Simon Baldwin <simonb@google.com>
3790
3791 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3792 to zero for undefined symbols from dynamic libraries.
3793
95d14cd3
ILT		 37942008-07-23 Ian Lance Taylor <iant@google.com>
3795
3796 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3797 Change all callers.
3798 * symtab.h (class Symbol_table): Update declaration.
3799 * testsuite/ver_test_9.cc: New file.
3800 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3801 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3802 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3803 (ver_test_9.so, ver_test_9.o): New targets.
3804 * testsuite/Makefile.in: Rebuild.
3805
92de84a6
ILT		 38062008-07-22 Ian Lance Taylor <iant@google.com>
3807
34810851
ILT		 3808 * options.h (class General_options): Define --check-sections.
3809 * layout.cc (Layout::set_segment_offsets): Handle
3810 --check-sections.
3811
af6156ef
ILT		 3812 * options.h (class General_options): Define -n/--nmagic and
3813 -N/--omagic.
3814 * options.cc (General_options::finalize): For -n/--nmagic or
3815 -N/--omagic, set -static.
3816 * layout.cc (Layout::attach_allocated_section_to_segment): If
3817 -N/--omagic, don't put read-only and read-write sections in
3818 different segments.
3819 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3820 finding a read-only segment.
3821 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3822 don't set the minimum segment alignment to the common page size,
3823 and don't set the file offset to the address modulo the page size.
3824 * script-sections.cc (Script_sections::create_segments): If
3825 -n/--omagic, don't put read-only and read-write sections in
3826 different segments.
3827
92de84a6
ILT		 3828 * cref.cc: New file.
3829 * cref.h: New file.
3830 * options.h (class General_options): Add --print-symbol-counts.
3831 * main.cc (main): Issue defined symbol report if requested.
3832 * archive.cc (Archive::interpret_header): Make into a const member
3833 function.
3834 (Archive::add_symbols): Call Input_objects::archive_start and
3835 archive_stop.
3836 (Archive::const_iterator): Define new class.
3837 (Archive::begin, Archive::end): New functions.
3838 (Archive::include_all_members): Rewrite to use iterator.
3839 (Archive::count_members): New function.
3840 * archive.h (class Archive): Update declarations.
3841 (Archive::filename): New function.
3842 * object.cc: Include "cref.h".
3843 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3844 (Sized_relobj::do_get_global_symbol_counts): New function.
3845 (Input_objects::add_object): Add object to cross-referencer.
3846 (Input_objects::archive_start): New function.
3847 (Input_objects::archive_stop): New function.
3848 (Input_objects::print_symbol_counts): New function.
3849 * object.h: Declare Cref and Archive.
3850 (Object::get_global_symbol_counts): New function.
3851 (Object::do_get_global_symbol_counts): New pure virtual function.
3852 (class Sized_relobj): Add defined_count_ field. Update
3853 declarations.
3854 (class Input_objects): Add cref_ field. Update constructor.
3855 Update declarations.
3856 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3857 defined_count_.
3858 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3859 symbol counts.
3860 (Sized_dynobj::do_get_global_symbol_counts): New function.
3861 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3862 defined_count_. Update declarations. Define Symbols typedef.
3863 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3864 parameter. Change all callers.
3865 (Symbol_table::add_from_dynobj): Add sympointers and defined
3866 parameters. Change all callers.
3867 * symtab.h (class Symbol_table): Update declarations.
3868 * Makefile.am (CCFILES): Add cref.cc.
3869 (HFILES): Add cref.h.
3870 * Makefile.in: Rebuild.
3871
3f7c5e1d
CD		 38722008-07-22 Simon Baldwin <simonb@google.com>
3873
3874 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3875 to zero when writing undefined symbols.
3876
e0b64032
ILT		 38772008-07-22 Ian Lance Taylor <iant@google.com>
3878
3879 * output.cc (Output_section::add_input_section): Don't try to
3880 merge empty merge sections.
3881
096b02cf
CS		 38822008-07-21 Craig Silverstein <csilvers@google.com>
3883
3884 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3885 Include symbol version in error message.
cd536b21 3886
1d1f116d
CD		 38872008-07-20 Chris Demetriou <cgd@google.com>
3888
cd536b21 3889 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 3890 (RANDOM_SEED_CFLAGS): New substituted variable.
3891 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3892 * configure: Rebuild.
3893 * Makefile.in: Likewise.
3894 * testsuite/Makefile.in: Likewise.
3895
a18f591e
ILT		 38962008-07-18 Ian Lance Taylor <iant@google.com>
3897
3898 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3899 where we see NAME/NULL and NAME/VERSION as separate symbols.
3900 * testsuite/ver_test_main.cc (main): Call t4.
3901 (t4, t4_2a): Define.
3902 * testsuite/ver_test_2.cc (t4_2): Define.
3903 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3904 * testsuite/ver_test_4.cc (t4_2a): Define.
3905 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3906 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3907
c6e3f6ed
ILT		 39082008-07-17 Ian Lance Taylor <iant@google.com>
3909
3910 * dynobj.cc (Versions::add_def): If we give an error about a
3911 missing version, go ahead and create the version anyhow.
3912
ef9beddf
ILT		 39132008-07-10 Ian Lance Taylor <iant@google.com>
3914
3915 Handle output sections with more than 0x7fffffff bytes.
3916 * object.h (class Relobj): Change map_to_output_ to
3917 output_sections_, and just keep a section pointer. Change all
3918 uses. Move comdat group support to Sized_relobj.
3919 (Relobj::is_section_specially_mapped): Remove.
3920 (Relobj::output_section): Remove poff parameter. Change all
3921 callers.
3922 (Relobj::output_section_offset): New function.
3923 (Relobj::set_section_offset): Rewrite.
3924 (Relobj::map_to_output): Remove.
3925 (Relobj::output_sections): New function.
3926 (Relobj::do_output_section_offset): New pure virtual function.
3927 (Relobj::do_set_section_offset): Likewise.
3928 (class Sized_relobj): Add section_offsets_ field. Add comdat
3929 group support from Relobj. Update declarations.
3930 (Sized_relobj::get_output_section_offset): New function.
3931 (Sized_relobj::do_output_section_offset): New function.
3932 (Sized_relobj::do_set_section_offset): New function.
3933 * object.cc (Relobj::output_section_address): Remove.
3934 (Sized_relobj::Sized_relobj): Initialize new fields.
3935 (Sized_relobj::include_section_group): Cast find_kept_object to
3936 Sized_relobj.
3937 (Sized_relobj::include_linkonce_section): Likewise.
3938 (Sized_relobj::do_layout): Use separate arrays for output section
3939 and output offset.
3940 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3941 output_sections.
3942 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3943 output_sections and section_offsets.
3944 (Sized_relobj::write_local_symbols): Likewise.
3945 (map_to_kept_section): Compute output address directly.
3946 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3947 output_sections and section_offsets.
3948 (Sized_relobj::write_sections): Likewise.
3949 (Sized_relobj::relocate_sections): Likewise.
3950 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3951 * output.h (class Output_reloc): Update declarations. Change
3952 u2_.relobj to Sized_relobj*.
3953 (class Output_data_reloc): Change add functions to use
3954 Sized_relobj*.
3955 * output.cc (Output_reloc::Output_reloc): Change relobj to
3956 Sized_relobj*.
3957 (Output_reloc::local_section_offset): Change return type to
3958 Elf_Addr. Use get_output_section_offset.
3959 (Output_reloc::get_address): Likewise.
3960 (Output_section::is_input_address_mapped): Don't call
3961 is_section_specially_mapped.
3962 (Output_section::output_offset): Likewise.
3963 (Output_section::output_address): Likewise.
3964 (Output_section::starting_output_address): Likewise.
3965 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3966 parameter to Sized_relobj*.
3967 (Copy_relocs::need_copy_reloc): Likewise.
3968 (Copy_relocs::save): Likewise.
3969 * copy-relocs.h (class Copy_relocs): Update declarations.
3970 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3971 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3972 * target-reloc.h (relocate_for_relocatable): Change
3973 offset_in_output_section type to Elf_Addr. Change code that uses
3974 it as well.
3975 * layout.cc (Layout::layout): Always set *off.
3976 * mapfile.cc (Mapfile::print_input_section): Use
3977 output_section_offset.
3978 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3979 Sized_relobj*.
3980 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3981 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3982 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3983
5cb66f97
ILT		 39842008-07-03 Ian Lance Taylor <iant@google.com>
3985
3986 * layout.cc (Layout::include_section): Do not discard unrecognized
3987 SHT_STRTAB sections.
3988
afe47622
CS		 39892008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3990
3991 * script.cc (Lex::can_continue_name): Make '?' allowable in
3992 version-script names.
3993 * testsuite/version_script.map: Change glob pattern to use '?'
3994
5adf9721
ILT		 39952008-06-30 Manish Singh <yosh@gimp.org>
3996
3997 PR 6585
3998 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3999 Correct typo.
4000
e6fde208
ILT		 40012008-06-30 Ian Lance Taylor <iant@google.com>
4002
4003 PR 6660
4004 PR 6682
4005 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4006 versions]: Don't try to read the value in the contents, since we
4007 don't use it. Use the template endianness when writing.
4008
3f2e6a2d
CC		 40092008-06-25 Cary Coutant <ccoutant@google.com>
4010
4011 * fileread.cc (File_read::make_view): Assert on zero-length view.
4012 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4013 symbol table when there are no symbols to read.
4014
c43d3a48
CS		 40152008-06-23 Craig Silverstein <csilvers@google.com>
4016
4017 * version.cc (version_string): Bump to 1.7
4018
5f494ea0
CS		 40192008-06-18 Craig Silverstein <csilvers@google.com>
4020
4021 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4022 constant 0xFFFF to type Valtype.
4023 (Powerpc_relocate_functions::rel16_ha): Likewise.
4024
c42e122e
ILT		 40252008-06-17 Ian Lance Taylor <iant@google.com>
4026
f34787f8
ILT		 4027 * output.h (Output_section::Input_section): Initialize p2align_ to
4028 zero for Output_section_data constructors.
4029 (Output_section::Input_section::addralign): If not an input
4030 section, return the alignment of the Output_section_data.
4031 * testsuite/copy_test.cc: New file.
4032 * testsuite/copy_test_1.cc: New file.
4033 * testsuite/copy_test_2.cc: New file.
4034 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4035 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4036 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4037 (copy_test_1_pic.o, copy_test_1.so): New targets.
4038 (copy_test_2_pic.o, copy_test_2.so): New targets.
4039 * testsuite/Makefile.in: Rebuild.
4040
c42e122e
ILT		 4041 * script-sections.cc (Script_sections::place_orphan): Initialize
4042 local variable exact.
4043
ce3ac18a
DE		 40442008-06-13 David Edelsohn <edelsohn@gnu.org>
4045
4046 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4047
42cacb20
DE		 40482008-06-12 David Edelsohn <edelsohn@gnu.org>
4049 David S. Miller <davem@davemloft.net>
4050
4051 * powerpc.cc: New file.
4052 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4053 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4054 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4055 * Makefile.in: Rebuild.
4056
7b308235
ILT		 40572008-06-09 Ian Lance Taylor <iant@google.com>
4058
4059 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4060 <exception>.
4061 (throwing, orig_terminate): New static variables.
4062 (terminate_handler): New static function.
4063 (t2): Set terminate handler.
4064
f0b886e3
ILT		 40652008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4066
4067 PR 6584
cd536b21 4068 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4069 alignment.
4070
3e90f135
CC		 40712008-05-30 Cary Coutant <ccoutant@google.com>
4072
4073 * archive.cc (Archive::include_all_members) Correct to step
4074 over symbol table and extended name table in thin archives.
4075
e09ad04a
ILT		 40762008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4077
4078 PR 6407
4079 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4080 calculation.
4081
62b01cb5
ILT		 40822008-05-28 Caleb Howe <cshowe@google.com>
4083
4084 * reduced_debug_output.cc: New file.
4085 * reduced_debug_output.h: New file.
92de84a6 4086 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4087 * options.cc (General_options::finalize): Add strip_debug_non_line
4088 to the strip heirarchy.
4089 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4090 fields.
4091 * layout.cc: Include "reduced_debug_output.h".
4092 (Layout::Layout): Initialize new fields.
4093 (line_only_debug_sections): New static array.
4094 (is_lines_only_debug_sections): New static inline function.
4095 (Layout::include_section): Handle --strip-debug-non-line.
4096 (Layout::make_output_section): If --strip-debug-non-line, build
4097 new output sections for .debug_abbrev and .debug_info.
4098 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4099 gold. Warn about possible overflow.
4100 (read_signed_LEB_128): Likewise.
4101 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4102 (read_signed_LEB_128): Declare.
4103 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4104 (HFILES): Add reduced_debug_output.h.
4105 * Makefile.in: Rebuild.
4106
7d9e3d98
ILT		 41072008-05-21 Ian Lance Taylor <iant@google.com>
4108
4109 * mapfile.cc: New file.
4110 * mapfile.h: New file.
4111 * options.h (class General_options): Add -M/--print-map and -Map.
4112 * options.cc (General_options::finalize): Make -M equivalent to
4113 -Map -.
4114 * main.cc: Include <cstdio> and "mapfile.h".
4115 (main): Open mapfile if requested.
4116 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4117 constructor. Change caller.
4118 (queue_initial_tasks): Add mapfile parameter. Change caller.
4119 (queue_middle_tasks): Likewise.
4120 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4121 declarations.
4122 * archive.cc: Include "mapfile.h".
4123 (Archive::add_symbols): Add mapfile parameter. Change all
4124 callers. Pass mapfile, symbol, and reason to include_member.
4125 (Archive::include_all_members): Add mapfile parameter. Change all
4126 callers.
4127 (Archive::include_member): Add mapfile, sym, and why parameters.
4128 Change all callers. Report inclusion to map file.
4129 * archive.h: Include "fileread.h".
4130 (class Archive): Update declarations.
4131 (Archive::file): New const method.
4132 (class Add_archive_symbols): Add mapfile_ field. Update
4133 constructor. Change all callers.
4134 * readsyms.h (class Read_symbols): Likewise.
4135 (class Finish_group): Likewise.
4136 (class Read_script): Likewise.
4137 * common.cc: Include "mapfile.h".
4138 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4139 all callers.
4140 (Symbol_table::do_allocate_commons): Likewise.
4141 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4142 symbol allocation to mapfile.
4143 * common.h (class Allocate_commons_task): Add mapfile_ field.
4144 Update constructor. Change all callers.
4145 * symtab.h (class Symbol_table): Update declarations.
4146 * layout.cc: Include "mapfile.h".
4147 (Layout_task_runner::run): Print information to mapfile.
4148 (Layout::create_gold_note): Change Output_data_fixed_space to
4149 Output_data_zero_fill.
4150 (Layout::create_build_id): Likewise.
4151 (Layout::print_to_mapfile): New function.
4152 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4153 constructor. Change caller.
4154 (class Layout): Declare print_to_mapfile.
4155 * output.cc (Output_section::Input_section::print_to_mapfile): New
4156 function.
4157 (Output_section::add_input_section): If producing a map, always
4158 add to input_sections_ list.
4159 (Output_section::do_print_to_mapfile): New function.
4160 (Output_segment::print_sections_to_mapfile): New function.
4161 (Output_segment::print_section_list_to_mapfile): New function.
4162 * output.h: Include "mapfile.h".
4163 (Output_data::print_to_mapfile): New function.
4164 (Output_data::do_print_to_mapfile): New virtual function.
4165 (Output_segment_headers::do_print_to_mapfile): New function.
4166 (Output_file_header::do_print_to_mapfile): New function.
4167 (Output_data_const::do_print_to_mapfile): New function.
4168 (class Output_data_const_buffer): Add map_name_ field. Update
4169 constructor. Change all callers. Add do_print_to_mapfile
4170 function.
4171 (class Output_data_fixed_space): Likewise.
4172 (class Output_data_space): Likewise.
4173 (class Output_data_zero_fill): New class.
4174 (Output_data_strtab::do_print_to_mapfile): New function.
4175 (Output_data_reloc_base::do_print_to_mapfile): New function.
4176 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4177 (Output_data_group::do_print_to_mapfile): New function.
4178 (Output_data_got::do_print_to_mapfile): New function.
4179 (Output_data_dynamic::do_print_to_mapfile): New function.
4180 (Output_symtab_xindex::do_print_to_mapfile): New function.
4181 (class Output_section): Declare do_print_to_mapflie. Declare
4182 print_to_mapfile in Input_section.
4183 (class Output_segment): Declare new functions.
4184 * object.h (Sized_relobj::symbol_count): New function.
4185 * script-sections.cc
4186 (Output_section_element_dot_assignment::set_section_addresses):
4187 Change Output_data_fixed_space to Output_data_zero_fill.
4188 (Output_data_expression::do_print_to_mapfile): New function.
4189 * script.cc (read_input_script): Add mapfile parameter. Change
4190 all callers.
4191 * script.h (read_input_script): Update declaration.
4192 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4193 (Eh_frame::do_print_to_mapfile): New function.
4194 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4195 (Output_merge_string::do_print_to_mapfile): New function.
4196 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4197 function.
4198 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4199 function.
4200 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4201 function.
4202 * Makefile.am (CCFILES): Add mapfile.cc.
4203 (HFILES): Add mapfile.h.
4204 * Makefile.in: Rebuild.
4205
9f1d377b
ILT		 42062008-05-19 Ian Lance Taylor <iant@google.com>
4207
4208 * options.h (class General_options): Add -z relro.
4209 * layout.cc (Layout::Layout): Initialize relro_segment_.
4210 (Layout::add_output_section_data): Return the output section.
4211 (Layout::make_output_section): Rcognize relro sections and mark
4212 them appropriately.
4213 (Layout::attach_allocated_section_to_segment): Put relro sections
4214 in a PT_GNU_RELRO segment.
4215 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4216 section as relro.
4217 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4218 PT_TLS segments.
4219 (Layout::linkonce_mapping): Map d.rel.ro.local to
4220 .data.rel.ro.local.
4221 (Layout::output_section_name): Us .data.rel.ro.local for any
4222 section which begins with that.
4223 * layout.h (class Layout): Update add_output_section_data
4224 declaration. Add relro_segment_ field.
4225 * output.cc (Output_section::Output_section): Initialize is_relro_
4226 and is_relro_local_ fields.
4227 (Output_segment::add_output_section): Group relro sections.
4228 (Output_segment::is_first_section_relro): New function.
4229 (Output_segment::maximum_alignment): If there is a relro section,
4230 align the segment to the common page size.
4231 (Output_segment::set_section_addresses): Track whether we are
4232 looking at relro sections. If the last section is a relro
4233 section, align to the common page size.
4234 (Output_segment::set_section_list_addresses): Add in_relro
4235 parameter. Change all callers. Align to the page size when
4236 moving from relro to non-relro section.
4237 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4238 segment.
4239 * output.h (class Output_section): Add is_relro_ and
4240 is_relro_local_ fields.
4241 (Output_section::is_relro): New function.
4242 (Output_section::set_is_relro): New function.
4243 (Output_section::is_relro_local): New function.
4244 (Output_section::set_is_relro_local): New function.
4245 (class Output_segment): Update declarations.
4246 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4247 * sparc.cc (Target_sparc::got_section): Likewise.
4248 * x86_64.cc (Target_x86_64::got_section): Likewise.
4249 * testsuite/relro_test_main.cc: New file.
4250 * testsuite/relro_test.cc: New file.
4251 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4252 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4253 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4254 (relro_test.so, relro_test_pic.o): New targets.
4255 * testsuite/Makefile.in: Rebuild.
4256
a984ee1d
ILT		 42572008-05-16 Ian Lance Taylor <iant@google.com>
4258
01676dcd
ILT		 4259 * output.cc (Output_segment::add_output_section): Remove front
4260 parameter.
4261 * output.h (class Output_segment): Remove
4262 add_initial_output_section and overloaded add_output_section.
4263 Update declaration of remaining add_output_section.
4264 * layout.cc (Layout::create_interp): Call add_output_section
4265 rather than add_initial_output_section.
4266 (Layout::finish_dynamic_section): Likewise.
4267
497897f9
ILT		 4268 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4269 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4270 know the dynamic type.
4271 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4272 field. Initialize it in constructor.
4273 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4274 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4275 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4276 reloc.
4277
a984ee1d
ILT		 4278 * output.cc (Output_reloc::get_address): Change return type to
4279 Elf_Addr.
4280 * output.h (class Output_reloc): Update get_address declaration.
4281 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4282 for section addresses.
4283
55ba0940
ILT		 42842008-05-09 Ian Lance Taylor <iant@google.com>
4285
4286 PR 6493
4287 * gold.cc (gold_nomem): Use return value of write.
4288
75517b77
ILT		 42892008-05-08 Ian Lance Taylor <iant@google.com>
4290
4291 * symtab.c (Symbol::init_base_output_data): Add version
4292 parameter. Change all callers.
4293 (Symbol::init_base_output_segment): Likewise.
4294 (Symbol::init_base_constant): Likewise.
4295 (Symbol::init_base_undefined): Likewise.
4296 (Sized_symbol::init_output_data): Likewise.
4297 (Sized_symbol::init_output_segment): Likewise.
4298 (Sized_symbol::init_constant): Likewise.
4299 (Sized_symbol::init_undefined): Likewise.
4300 (Symbol_table::do_define_in_output_data): If the new symbol has a
4301 version, mark it as the default.
4302 (Symbol_table::do_define_in_output_segment): Likewise.
4303 (Symbol_table::do_define_as_constant): Likewise.
4304 * symtab.h (class Symbol): Update declarations.
4305 (class Sized_symbol): Likewise.
4306 * resolve.cc (Symbol::override_version): New function.
c42e122e 4307 (Symbol::override_base): Call override_version.
75517b77
ILT		 4308 (Symbol::override_base_with_special): Likewise.
4309 * testsuite/ver_script_8.script: New file.
4310 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4311 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4312 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4313 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4314
f1f70eae
ILT		 43152008-05-06 Ian Lance Taylor <iant@google.com>
4316
f3e9c5c5
ILT		 4317 PR 6049
4318 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4319 functions.
4320 (class General_options): Remove existing --undefined, and add
4321 --no-undefined instead. Add new --undefined as synonym for -u.
4322 * archive.cc (Archive::add_symbols): Check whether symbol was
4323 named with -u.
4324 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4325 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4326 all uses. Add IS_UNDEFINED. Update declarations to split
4327 different versions of init_base. Declare init_base_undefined.
4328 (Symbol::is_defined): Handle IS_UNDEFINED.
4329 (Symbol::is_undefined): Likewise.
4330 (Symbol::is_weak_undefined): Call is_undefined.
4331 (Symbol::is_absolute): Handle IS_CONSTANT.
4332 (class Sized_symbol): Update declarations to split different
4333 versions of init. Declare init_undefined.
4334 (class Symbol_table): Declare new functions.
4335 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4336 Change all callers.
4337 (Symbol::init_base_output_data): Likewise.
4338 (Symbol::init_base_output_segment): Likewise.
4339 (Symbol::init_base_constant): Likewise.
4340 (Symbol::init_base_undefined): New function.
4341 (Sized_symbol::init_object): Rename from init. Change all
4342 callers.
4343 (Sized_symbol::init_output_data): Likewise.
4344 (Sized_symbol::init_output_segment): Likewise.
4345 (Sized_symbol::init_constant): Likewise.
4346 (Sized_symbol::init_undefined): New function.
4347 (Symbol_table::add_undefined_symbols_from_command_line): New
4348 function.
4349 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4350 function.
4351 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4352 (Symbol::output_section): Likewise.
4353 (Symbol::set_output_section): Likewise.
4354 (Symbol_table::sized_finalize_symbol): Likewise.
4355 (Symbol_table::sized_write_globals): Likewise.
4356 * resolve.cc (Symbol_table::should_override): Likewise.
4357 (Symbol::override_base_with_special): Likewise.
4358
8bdcdf2c
ILT		 4359 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4360 symbol, change it to have default visibility.
4361 * testsuite/protected_1.cc: New file.
4362 * testsuite/protected_2.cc: New file.
4363 * testsuite/protected_3.cc: New file.
4364 * testsuite/protected_main_1.cc: New file.
4365 * testsuite/protected_main_2.cc: New file.
4366 * testsuite/protected_main_3.cc: New file.
4367 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4368 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4369 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4370 (protected_1.so): New target.
4371 (protected_1_pic.o, protected_2_pic.o): New targets.
4372 (protected_3_pic.o): New target.
4373 (check_PROGRAMS): Add protected_2.
4374 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4375 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4376 * testsuite/Makefile.in: Rebuild.
4377
2b706932
ILT		 4378 * options.h (DEFINE_var): Add set_user_set_##varname__.
4379 (DEFINE_bool_alias): New macro.
4380 (class General_options): Define -Bstatic using DEFINE_bool_alias
4381 rather than DEFINE_special. Add --undefined as an alias for -z
4382 defs.
4383 * options.cc (General_options::parse_Bstatic): Remove.
4384
d82a5bcc
ILT		 4385 * options.h (class General_options): Add --fatal-warnings.
4386 * main.cc (main): Implement --fatal-warnings.
4387 * errors.h (Errors::warning_count): New function.
4388
f1f70eae
ILT		 4389 * options.h (class General_options): Add -Bsymbolic-functions.
4390 * symtab.h (Symbol::is_preemptible): Check for
4391 -Bsymbolic-functions.
4392
8825ac63
ILT		 43932008-05-05 Ian Lance Taylor <iant@google.com>
4394
d98bc257
ILT		 4395 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4396 as noVARNAME rather than no-VARNAME.
4397 (class General_options): Add option -z combreloc.
4398 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4399 get_address.
4400 (Output_reloc::sort_before) [SHT_REL]: New function.
4401 (Output_reloc::sort_before) [SHT_RELA]: New function.
4402 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4403 Sort_relocs_comparison.
4404 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4405 parameter. Change all callers.
4406 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4407 sort_relocs parameter. Change all callers.
4408 * output.cc (Output_reloc::get_address): New function, broken out
4409 of write_rel.
4410 (Output_reloc::write_rel): Call it.
4411 (Output_reloc::compare): New function.
4412 (Output_data_reloc_base::do_write): Optionally sort relocs.
4413
60b2b4e7
ILT		 4414 * configure.ac: If targ_extra_obj is set, link it in.
4415 * configure.tgt: Initialize all variables.
4416 (x86_64*): Set targ_extra_obj and targ_extra_size.
4417 * configure: Rebuild.
4418
8825ac63
ILT		 4419 * object.cc (Sized_relobj::include_section_group): Adjust section
4420 indexes read from group data. Build vector to pass to
4421 layout_group.
4422 * layout.cc (Layout::layout_group): Add flags and shndxes
4423 parameters. Remove contents parameter. Change caller. Update
4424 explicit instantiations.
4425 * layout.h (class Layout): Update layout_group declaration.
4426 * output.cc (Output_data_group::Output_data_group): Add flags and
4427 input_shndxes parameters. Remove contents parameter. Change
4428 caller.
4429 (Output_data_group::do_write): Change input_sections_ to
4430 input_shndxes_.
4431 * output.h (class Output_data_group): Update constructor
4432 declaration. Rename input_sections_ to input_shndxes_.
4433 * testsuite/many_sections_test.cc: Add template.
4434
e94cf127
CC		 44352008-04-30 Cary Coutant <ccoutant@google.com>
4436
4418b2d5
CC		 4437 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4438
e94cf127
CC		 4439 * layout.cc (Layout::include_section): Refactored check for debug
4440 info section.
4441 (Layout::add_comdat): Add new parameters. Change type
4442 of signature parameter. Add object and shndx to signatures table.
4443 (Layout::find_kept_object): New function.
4444 * layout.h: Include <cstring>.
4445 (Layout::is_debug_info_section): New function.
4446 (Layout::add_comdat): Add new parameters.
4447 (Layout::find_kept_object): New function.
4448 (Layout::Kept_section): New struct.
4449 (Layout::Signatures): Change type of map range.
4450 * object.cc (Relobj::output_section_address): New function.
4451 (Sized_relobj::include_section_group): Add new parameters. Change
4452 calls to Layout::add_comdat. Change to build table of kept comdat
4453 groups and table mapping discarded sections to kept sections.
4454 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4455 (Sized_relobj::do_layout): Change calls to include_section_group and
4456 include_linkonce_section.
4457 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4458 value to zero when section is discarded.
4459 (Sized_relobj::map_to_kept_section): New function.
4460 * object.h (Relobj::output_section_address): New function.
4461 (Relobj::Comdat_group): New type.
4462 (Relobj::find_comdat_group): New function.
4463 (Relobj::Comdat_group_table): New type.
4464 (Relobj::Kept_comdat_section): New type.
4465 (Relobj::Kept_comdat_section_table): New type.
4466 (Relobj::add_comdat_group): New function.
4467 (Relobj::set_kept_comdat_section): New function.
4468 (Relobj::get_kept_comdat_section): New function.
4469 (Relobj::comdat_groups_): New field.
4470 (Relobj::kept_comdat_sections_): New field.
4471 (Symbol_value::input_value): Update comment.
4472 (Sized_relobj::map_to_kept_section) New function.
4473 (Sized_relobj::include_linkonce_section): Add new parameter.
4474 * target-reloc.h (Comdat_behavior): New type.
4475 (get_comdat_behavior): New function.
4476 (relocate_section): Add code to map a discarded section to the
4477 corresponding kept section when applying a relocation.
4478
e4e5049b
CS		 44792008-04-30 Craig Silverstein <csilvers@google.com>
4480
4481 * dwarf_reader.cc (next_generation_count): New static var.
4482 (Addr2line_cache_entry): New struct.
4483 (addr2line_cache): New static var.
4484 (Dwarf_line_info::one_addr2line): Added caching.
4485 (Dwarf_line_info::clear_addr2line_cache): New function.
4486 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4487 cache-size parameter.
4488 (Dwarf_line_info::one_addr2line_cache): New function.
4489 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4490 new cache-size argument to one_addr2line(), and clear cache.
4491
d09e9154
CC		 44922008-04-28 Cary Coutant <ccoutant@google.com>
4493
4494 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4495 R_386_PC8 relocations.
4496
7ef73768
ILT		 44972008-04-23 Ian Lance Taylor <iant@google.com>
4498
55438702
ILT		 4499 * object.cc (Sized_relobj::include_section_group): Check for
4500 invalid section group.
4501
c165fb93
ILT		 4502 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4503 header size.
4504
7ef73768
ILT		 4505 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4506 than read for file header.
4507 * archive.cc (Archive::include_member): Likewise.
4508
6194aaab
L		 45092008-04-23 Paolo Bonzini <bonzini@gnu.org>
4510
4511 * aclocal.m4: Regenerate.
4512 * configure: Regenerate.
4513
d491d34e
ILT		 45142008-04-19 Ian Lance Taylor <iant@google.com>
4515
5ea2bac6
ILT		 4516 * version.cc (version_string): Bump to 1.6.
4517
7bc3e21a
ILT		 4518 * testsuite/Makefile.am (many_sections_r_test): New target.
4519 (many_sections_r_test_SOURCES): Remove.
4520 (many_sections_r_test_DEPENDENCIES): Remove.
4521 (many_sections_r_test_LDFLAGS): Remove.
4522 (many_sections_r_test_LDADD): Remove.
4523
7fcd3aa9
ILT		 4524 * object.cc (Sized_relobj::do_add_symbols): Always pass
4525 local_symbol_count_ to add_from_relobj.
4526
4c94d6ae
ILT		 4527 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4528 every thousand variables.
4529 * testsuite/Makefile.in: Rebuild.
4530
d491d34e
ILT		 4531 * object.cc (Xindex::initialize_symtab_xindex): New function.
4532 (Xindex::read_symtab_xindex): New function.
4533 (Xindex::sym_xindex_to_shndx): New function.
4534 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4535 available.
4536 (Sized_relobj::do_initialize_xindex): New function.
4537 (Sized_relobj::do_read_symbols): Adjust section links.
4538 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4539 parameter. Change all callers.
4540 (Sized_relobj::include_section_group): Adjust section links and
4541 symbol section indexes.
4542 (Sized_relobj::do_layout): Adjust section links.
4543 (Sized_relobj::do_count_local_symbols): Adjust section links and
4544 symbol section indexes.
4545 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4546 ordinary and special symbols.
4547 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4548 dynsym_xindex parameters. Change all callers. Adjust section
4549 links. Use SHN_XINDEX when needed.
4550 (Sized_relobj::get_symbol_location_info): Adjust section links.
4551 Don't get fooled by special symbols.
4552 * object.h (class Xindex): Define.
4553 (class Object): Add xindex_ parameter. Declare virtual functoin
4554 do_initialize_xindex.
4555 (Object::adjust_sym_shndx): New function.
4556 (Object::set_xindex): New protected function.
4557 (class Symbol_value): Add is_ordinary_shndx_ field.
4558 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4559 (Symbol_value::value): Assert ordinary section.
4560 (Symbol_value::initialize_input_to_output_map): Likewise.
4561 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4562 Change all callers.
4563 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4564 all callers.
4565 (class Sized_relobj): Update declarations.
4566 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4567 parameter. Change all callers.
4568 (Sized_relobj::adjust_shndx): New function.
4569 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4570 field.
4571 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4572 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4573 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4574 (Sized_dynobj::read_dynsym_section): Adjust section links.
4575 (Sized_dynobj::read_dynamic): Likewise.
4576 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4577 section links.
4578 (Sized_dynobj::do_initialize_xindex): New function.
4579 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4580 do_initialize_xindex.
4581 (Sized_dynobj::adjust_shndx): New function.
4582 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4583 dynsym_xindex_ fields.
4584 (Layout::finalize): Add a call to set_section_indexes before
4585 creating the symtab sections.
4586 (Layout::set_section_indexes): Don't do anything if the section
4587 already has a section index.
4588 (Layout::create_symtab_sections): Add shnum parameter. Change
4589 caller. Create .symtab_shndx section if needed.
4590 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4591 caller.
4592 (Layout::allocated_output_section_count): New function.
4593 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4594 needed.
4595 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4596 fields. Update declarations.
4597 (Layout::symtab_xindex): New function.
4598 (Layout::dynsym_xindex): New function.
4599 (class Write_symbols_task): Add layout_ field.
4600 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4601 Change caller.
4602 * output.cc (Output_section_headers::Output_section_headers): Add
4603 shstrtab_section parameter. Change all callers.
4604 (Output_section_headers::do_sized_write): Store overflow values
4605 for section count and section string table section index in
4606 section header zero.
4607 (Output_file_header::do_sized_write): Check for overflow of
4608 section count and section string table section index.
4609 (Output_symtab_xindex::do_write): New function.
4610 (Output_symtab_xindex::endian_do_write): New function.
4611 * output.h (class Output_section_headers): Add shstrtab_section_.
4612 Update declarations.
4613 (class Output_symtab_xindex): Define.
4614 (Output_section::has_out_shndx): New function.
4615 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4616 field.
4617 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4618 Change all callers.
4619 (Sized_symbol::init): Likewise.
4620 (Symbol::output_section): Check for ordinary symbol.
4621 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4622 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4623 callers.
4624 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4625 Change all callers. Simplify handling of symbols from sections
4626 not included in the link.
4627 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4628 distinction.
4629 (Weak_alias_sorter::operator()): Assert that symbols are
4630 ordinary.
4631 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4632 distinction.
4633 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4634 parameters. Change all callers.
4635 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4636 symbol distinction. Use SHN_XINDEX when needed.
4637 (Symbol_table::write_section_symbol): Add symtab_xindex
4638 parameter. Change all callers.
4639 (Symbol_table::sized_write_section_symbol): Likewise. Use
4640 SHN_XINDEX when needed.
4641 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4642 declarations.
4643 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4644 (Symbol::is_defined): Check is_ordinary.
4645 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4646 (Symbol::is_absolute, Symbol::is_common): Likewise.
4647 (class Sized_symbol): Update declarations.
4648 (class Symbol_table): Update declarations.
4649 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4650 parameters. Change all callers.
4651 (Sized_symbol::override): Likewise.
4652 (Symbol_table::override): Likewise.
4653 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4654 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4655 is_ordinary, and orig_st_shndx parameters. Change all callers.
4656 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4657 to be in an ordinary section.
4658 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4659 object and is_ordinary parameters. Change all callers.
4660 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4661 Change all callers. Don't add undefined or non-ordinary symbols
4662 to reloc_map_.
4663 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4664 Change all callers.
4665 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4666 declarations.
4667 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4668 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4669 (Sized_relobj::relocate_sections): Likewise.
4670 * target-reloc.h (scan_relocs): Adjust section symbol index.
4671 (scan_relocatable_relocs): Likewise.
4672 * i386.cc (Scan::local): Check for ordinary symbols.
4673 * sparc.cc (Scan::local): Likewise.
4674 * x86_64.cc (Scan::local): Likewise.
4675 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4676 to symbol_section_and_value.
4677 * testsuite/many_sections_test.cc: New file.
4678 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4679 (check_PROGRAMS): Add many_sections_test.
4680 (many_sections_test_SOURCES): Define.
4681 (many_sections_test_DEPENDENCIES): Define.
4682 (many_sections_test_LDFLAGS): Define.
4683 (BUILT_SOURCES): Add many_sections_define.h.
4684 (many_sections_define.h): New target.
4685 (BUILT_SOURCES): Add many_sections_check.h.
4686 (many_sections_check.h): New target.
4687 (check_PROGRAMS): Add many_sections_r_test.
4688 (many_sections_r_test_SOURCES): Define.
4689 (many_sections_r_test_DEPENDENCIES): Define.
4690 (many_sections_r_test_LDFLAGS): Define.
4691 (many_sections_r_test_LDADD): Define.
4692 (many_sections_r_test.o): New target.
4693 * testsuite/Makefile.in: Rebuild.
4694
c5818ff1
CC		 46952008-04-17 Cary Coutant <ccoutant@google.com>
4696
4697 * errors.cc (Errors::info): New function.
4698 (gold_info): New function.
4699 * errors.h (Errors::info): New function.
4700 * gold.h (gold_info): New function.
4701 * object.cc (Input_objects::add_object): Print trace output.
4702 * options.cc (options::parse_set): New function.
4703 (General_options::parse_wrap): Deleted.
4704 (General_options::General_options): Deleted initializer.
4705 * options.h (options::String_set): New typedef.
4706 (options::parse_set): New function.
4707 (DEFINE_set): New macro.
4708 (General_options::wrap): Changed to use DEFINE_set. Changed
4709 callers of any_wrap_symbols and is_wrap_symbol.
4710 (General_options::trace, General_options::trace_symbol):
4711 New options.
4712 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4713 (General_options::wrap_symbols_): Deleted.
4714 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4715
b5be4a7c
DM		 47162008-04-17 David S. Miller <davem@davemloft.net>
4717
4718 * options.cc (General_options::parse_V): New function.
4719 * options.h: Add entries for -V and -Qy.
4720
155a0dd7
ILT		 47212008-04-17 Ian Lance Taylor <iant@google.com>
4722
4723 * common.cc (Symbol_table::allocate_commons): Remove options
4724 parameter. Change caller.
4725 (Symbol_table::do_allocate_commons): Remove options parameter.
4726 Change caller. Just call do_allocate_commons_list twice.
4727 (Symbol_table::do_allocate_commons_list): New function, broken out
4728 of do_allocate_commons.
4729 * common.h (class Allocate_commons_task): Remove options_ field.
4730 Update constructor.
4731 * symtab.cc (Symbol_table::Symbol_table): Initialize
4732 tls_commons_.
4733 (Symbol_table::add_from_object): Put TLS common symbols on
4734 tls_commons_ list.
4735 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4736 which are IN_OUTPUT_DATA.
4737 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4738 allocate_commons and do_allocate_commons declarations. Declare
4739 do_allocate_commons_list.
4740 * gold.cc (queue_middle_tasks): Update creation of
4741 Allocate_commons_task to not pass options.
4742 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4743 (TLS_TEST_C_FLAGS): New variable.
4744 (tls_test_c_pic.o): New target.
4745 (tls_test_shared.so): Link in tls_test_c_pic.o.
4746 (tls_test_c_pic_ie.o): New target.
4747 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4748 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4749 (tls_test_c.o): New target.
4750 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4751 (tls_pic_test_LDADD): Likewise.
4752 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4753 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4754 (tls_test_c_gnu2.o): New target.
4755 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4756 tls_test_c_gnu2.o.
4757 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4758 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4759 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4760 * testsuite/tls_test.cc: Include "config.h".
4761 (t_last): Call t11_last.
4762 * testsuite/tls_test.h (t11, t11_last): Declare.
4763 * testsuite/tls_test_c.c: New file.
4764 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4765 * configure.ac: Check for OpenMP support.
4766 * configure, config.in, Makefile.in: Rebuild.
4767 * testsuite/Makefile.in: Rebuild.
4768
edfbb029
CC		 47692008-04-16 Cary Coutant <ccoutant@google.com>
4770
4771 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4772 (Target_i386::tls_base_symbol_defined_): New field.
4773 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4774 (Target_i386::Scan::global): Likewise.
4775 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4776 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4777 (Target_x86_64::tls_base_symbol_defined_): New field.
4778 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4779 (Target_x86_64::Scan::global): Likewise.
4780
f3c69fca
CC		 47812008-04-16 Cary Coutant <ccoutant@google.com>
4782
4783 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4784 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4785 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4786 building shared libraries.
4787 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4788 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4789 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4790 * testsuite/Makefile.in: Rebuild.
4791 * testsuite/weak_undef.h: New file.
4792 * testsuite/weak_undef_file1.cc: Add extra test cases.
4793 * testsuite/weak_undef_file2.cc: Likewise.
4794 * testsuite/weak_undef_test.cc: Likewise.
4795
7c414435
DM		 47962008-04-16 David S. Miller <davem@davemloft.net>
4797
32b769e1
DM		 4798 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4799 Add issued_non_pic_error_ field. Declare check_non_pic.
4800 (Target_sparc::Scan::check_non_pic): New function.
4801 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4802 (Target_sparc::Scan::global): Likewise.
4803
11936fb1
DM		 4804 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4805 * configure: Rebuild.
4806
7c414435
DM		 4807 * options.h (DEFINE_enable): New macro.
4808 (new_dtags): New enable option.
4809 (initfirst, interpose, loadfltr, nodefaultlib,
4810 nodelete, nodlopen, nodump): New -z options.
4811 * layout.cc (Layout:finish_dynamic_section): If new
4812 dtags enabled, emit DT_RUNPATH. Also, emit a
4813 DT_FLAGS_1 containing any specified -z flags.
4814
85c7bf8b
ILT		 48152008-04-16 Ian Lance Taylor <iant@google.com>
4816
12c0daef
ILT		 4817 * copy-relocs.cc: New file.
4818 * copy-relocs.h: New file.
4819 * reloc.cc: Remove Copy_relocs code.
4820 * reloc.h: Likewise.
4821 * reloc-types.h (struct Reloc_types) [both versions]: Add
4822 get_reloc_addend_noerror.
4823 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4824 variants of add_global which take an addend which must be zero.
4825 * i386.cc: Include "copy-relocs.h".
4826 (class Target_i386): Change type of copy_relocs_ to variable,
4827 update initializer.
4828 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4829 Change all callers.
4830 (Target_i386::do_finalize_sections): Change handling of
4831 copy_relocs_.
4832 * sparc.cc: Include "copy-relocs.h".
4833 (class Target_sparc): Change type of copy_relocs_ to variable,
4834 update initializer.
4835 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4836 Change all callers.
4837 (Target_sparc::do_finalize_sections): Change handling of
4838 copy_relocs_.
4839 * x86_64.cc: Include "copy-relocs.h".
4840 (class Target_x86_64): Change type of copy_relocs_ to variable,
4841 update initializer.
4842 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4843 class. Change all callers.
4844 (Target_x86_64::do_finalize_sections): Change handling of
4845 copy_relocs_.
4846 * Makefile.am (CCFILES): Add copy-relocs.cc.
4847 (HFILES): Add copy-relocs.h.
4848
4f4995b6
ILT		 4849 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4850
85c7bf8b
ILT		 4851 * testsuite/script_test_4.sh: Permit leading zeroes.
4852
4f2a9edd
ILT		 48532008-04-15 Ian Lance Taylor <iant@google.com>
4854
e6188289
ILT		 4855 * script-sections.cc (Script_sections::create_segments): Use
4856 header_size_adjustment even when there is enough room for the
4857 headers.
4858 * testsuite/script_test_4.sh: New file.
4859 * testsuite/script_test_4.t: New file.
4860 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4861 (check_DATA): Add script_test_4.stdout.
4862 (MOSTLYCLEANFILES): Likewise.
4863 (script_test_4): New target.
4864 (script_test_4.stdout): New target.
4865 * testsuite/Makefile.in: Rebuild.
4866
4f2a9edd
ILT		 4867 * sparc.cc: Add definitions for Output_data_plt_sparc class
4868 constants.
4869
f5314dd5
DM		 48702008-04-14 David S. Miller <davem@davemloft.net>
4871
4872 * sparc.cc: New file.
4873 * Makefile.am (TARGETSOURCES): Add sparc.cc
4874 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4875 * configure.tgt: Document targ_extra_size and
4876 targ_extra_big_endian. Add entries for sparc-* and
4877 sparc64-*.
4878 * configure.ac: Handle targ_extra_size and
4879 targ_extra_big_endian.
4880 * Makefile.in: Rebuild.
4881 * configure: Likewise.
4882 * po/POTFILES.in: Likewise.
4883 * po/gold.pot: Likewise.
4884
154e0e9a
ILT		 48852008-04-14 Ian Lance Taylor <iant@google.com>
4886
4887 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4888 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4889 in the name/type/flags to section mapping. Don't call
4890 allocate_output_section.
4891 (Layout::choose_output_section): Change parameter from adjust_name
4892 to is_input_section. Don't permit input sections after sections
4893 are attached to segments. Don't call allocate_output_section.
4894 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4895 not write_enable_output_section.
4896 (Layout::make_output_section): Don't push to
4897 unattached_section_list_ nor call attach_to_segment. Call
4898 attach_section_to_segment if sections are attached.
4899 (Layout::attach_sections_to_segments): New function.
4900 (Layout::attach_section_to_segment): New function.
4901 (Layout::attach_allocated_section_to_segment): Rename from
4902 attach_to_segment. Remove flags parameter.
4903 (Layout::allocate_output_section): Remove function.
4904 (Layout::write_enable_output_section): Remove function.
4905 * layout.h (class Layout): Update for above changes. Add new
4906 field sections_are_attached_.
4907 * output.h (Output_section::update_flags_for_input_section): New
4908 function.
4909 * output.cc (Output_section::add_input_section): Call
4910 update_flags_for_input_section.
4911 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4912
009a67a2
CC		 49132008-04-11 Cary Coutant <ccoutant@google.com>
4914
4915 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4916 thought unnecessary.
4917 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4918
759b1a24
ILT		 49192008-04-11 Ian Lance Taylor <iant@google.com>
4920
4921 * output.h (class Output_section_data): Remove inline definition
4922 of set_addralign.
4923 * output.cc (Output_section_data::set_addralign): New function.
4924
c2b45e22
CC		 49252008-04-11 Cary Coutant <ccoutant@google.com>
4926
4927 Add support for TLS descriptors for i386 and x86_64.
4928 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4929 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4930 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4931 GOT_TYPE_TLS_DESC.
4932 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4933 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4934 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4935 relocations.
4936 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4937 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4938 Fix problem with initial-exec relocations.
4939 (Target_i386::Relocate::relocate_tls): Likewise.
4940 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4941 relaxation.
4942 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4943 support for section-plus-offset dynamic table entries.
4944 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4945 (Output_data_dynamic::Dynamic_entry): Add support for
4946 section-plus-offset dynamic table entries.
4947 (Output_data_dynamic::Classification): Likewise.
4948 (Output_data_dynamic::classification_): Renamed offset_.
4949 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4950 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4951 (Target_x86_64::make_plt_section): New function.
4952 (Target_x86_64::reserve_tlsdesc_entries): New function.
4953 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4954 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4955 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4956 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4957 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4958 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4959 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4960 add extra PLT entry for TLS descriptors.
4961 (Output_data_plt_x86_64::got_): New field.
4962 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4963 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4964 fields.
4965 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4966 descriptors.
4967 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4968 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4969 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4970 R_386_TLS_DESC_CALL relocations.
4971 (Target_x86_64::Scan::global): Likewise.
4972 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4973 for TLS descriptors.
4974 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4975 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4976 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4977 GD-to-IE relaxation.
4978 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4979 and TLS_DESCRIPTORS.
4980 * Makefile.in: Rebuild.
4981 * configure: Rebuild.
4982 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4983 (tls_test_shared2.so): New target.
4984 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4985 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4986 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4987 (tls_shared_gd_to_ie_test_LDADD): New variable.
4988 (tls_shared_gnu2_gd_to_ie_test): New target.
4989 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4990 New targets.
4991 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4992 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4993 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4994 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4995 (tls_shared_gnu2_test): New target.
4996 (tls_test_gnu2_shared.so): New target.
4997 (tls_shared_gnu2_test_SOURCES): New variable.
4998 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4999 (tls_shared_gnu2_test_LDFLAGS): New variable.
5000 (tls_shared_gnu2_test_LDADD): New variable.
5001 * testsuite/Makefile.in: Rebuild.
5002 * testsuite/Makefile.
5003
83bfb6b7
ILT		 50042008-04-11 Ian Lance Taylor <iant@google.com>
5005
5006 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5007 justsyms.t.
5008 * testsuite/Makefile.in: Rebuild.
5009
5010 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5011 long.
5012 * testsuite/script_test_2.cc (main): Adjust test.
5013
706e1f5e
ILT		 50142008-04-11 David S. Miller <davem@davemloft.net>
5015 Ian Lance Taylor <iant@google.com>
5016
5017 * options.h (General_options): Add entries for '-Y' and
5018 '-relax'.
5019 * options.cc (General_options:finalize): If -Y was used, add those
5020 entries to the library path instead of the default "/lib" and
5021 "/usr/lib".
5022
7c98e6bb
DM		 50232008-04-11 David S. Miller <davem@davemloft.net>
5024
5025 * testsuite/justsyms.t: Start at 0x100.
5026 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5027 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5028 long.
5029 * testsuite/script_test_2.cc: Adjust string and section length
5030 checks.
7c98e6bb 5031
99a37bfd
ILT		 50322008-04-09 Ian Lance Taylor <iant@google.com>
5033
2cefc357
ILT		 5034 PR gold/5996
5035 * script-sections.cc (Sections_element::allocate_to_segment): Add
5036 orphan parameter.
5037 (Output_section_definition::allocate_to_segment): Likewise.
5038 (Orphan_output_section::allocate_to_segment): Likewise.
5039 (Script_sections::attach_sections_using_phdrs_clause): Don't
5040 propagate non-PT_LOAD segments to orphan sections.
5041 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5042 readelf rather than objdump.
5043 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5044 .interp section and PT_INTERP segment are the same size.
5045 * testsuite/Makefile.in: Rebuild.
5046
99a37bfd
ILT		 5047 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5048 aliases for symbols defined in the same object.
5049 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5050 (weak_alias_test_SOURCES): New variable.
5051 (weak_alias_test_DEPENDENCIES): New variable.
5052 (weak_alias_test_LDFLAGS): New variable.
5053 (weak_alias_test_LDADD): New variable.
5054 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5055 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5056 (weak_alias_test_3.o): New target.
5057 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5058 * testsuite/weak_alias_test_main.cc: New file.
5059 * testsuite/weak_alias_test_1.cc: New file.
5060 * testsuite/weak_alias_test_2.cc: New file.
5061 * testsuite/weak_alias_test_3.cc: New file.
5062
780e49c5
ILT		 50632008-04-08 Ian Lance Taylor <iant@google.com>
5064
cdb0b8f5
ILT		 5065 * options.h (class General_options): Add --noinhibit-exec option.
5066 * main.cc (main): Check --noinhibit-exec.
5067
0864d551
ILT		 5068 * options.h (class General_options): Define --wrap as a special
5069 option. Add wrap_symbols_ field.
5070 (General_options::any_wrap_symbols): New function.
5071 (General_options::is_wrap_symbol): New function.
5072 * options.cc (General_options::parse_wrap): New function.
5073 (General_options::General_options): Initialize wrap_symbols_.
5074 * symtab.cc (Symbol_table::wrap_symbol): New function.
5075 (Symbol_table::add_from_object): Handle --wrap.
5076 * symtab.h (class Symbol_table): Declare wrap_symbol.
5077 * target.h (Target::wrap_char): New function.
5078 (Target::Target_info): Add wrap_char field.
5079 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5080 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5081 * testsuite/testfile.cc (Target_test::test_target_info):
5082 Likewise.
5083
789aa6de
ILT		 5084 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5085 there is one.
5086
2c38906f
ILT		 5087 * layout.h (class Layout): Add added_eh_frame_data_ field.
5088 * layout.cc (Layout::Layout): Initialize new field.
5089 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5090 output section until we find a section we merged successfully.
5091 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5092 that the size be non-zero.
5093
780e49c5
ILT		 5094 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5095 qualifier.
5096
7fcd0256
ILT		 50972008-04-08 Craig Silverstein <csilvers@google.com>
5098
5099 * configure.ac: Export new conditional variable HAVE_ZLIB.
5100 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5101 on HAVE_ZLIB.
5102 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5103 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5104
6835af53
ILT		 51052008-04-07 Ian Lance Taylor <iant@google.com>
5106
e24f324c
ILT		 5107 * version.cc (version_string): Set to "1.5".
5108
a036edd8
ILT		 5109 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5110 Add issued_non_pic_error_ field. Declare check_non_pic.
5111 (Target_x86_64::Scan::check_non_pic): New function.
5112 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5113 (Target_x86_64::Scan::global): Likewise.
5114
624f8810
ILT		 5115 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5116 addend parameter. Change caller. Handle merge sections.
5117 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5118 Address to Addend. Don't add in the result of
5119 local_section_offset, pass down the addend and use the returned
5120 value.
5121 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5122 Update declarations of local_section_offset and symbol_value.
5123 * testsuite/two_file_test_1.cc (t18): New function.
5124 * testsuite/two_file_test_2.cc (f18): New function.
5125 * testsuite/two_file_test_main.cc (main): Call t18.
5126 * testsuite/two_file_test.h (t18, f18): Declare.
5127
6835af53
ILT		 5128 * configure.ac: Don't test for objdump, c++filt, or readelf.
5129 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5130 conditionals.
5131 (TEST_READELF): New variable.
5132 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5133 (check_PROGRAMS): Add two_file_strip_test.
5134 (two_file_strip_test): New target.
5135 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5136 (two_file_same_shared_strip_test_SOURCES): New variable.
5137 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5138 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5139 (two_file_same_shared_strip_test_LDADD): New variable.
5140 (two_file_shared_strip.so): New target.
5141 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5142 (ver_test_5.syms, ver_test_7.syms): Likewise.
5143 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5144 (strip_test_3.stdout): Use TEST_OBJDUMP.
5145 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5146
86925eef
CC		 51472008-04-04 Cary Coutant <ccoutant@google.com>
5148
5149 * symtab.h (Symbol::is_weak_undefined): New function.
5150 (Symbol::is_strong_undefined): New function.
5151 (Symbol::is_absolute): New function.
5152 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5153 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5154 absolute symbols.
5155 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5156 (weak_undef_test): New target.
5157 * testsuite/Makefile.in: Rebuild.
5158 * testsuite/weak_undef_file1.cc: New file.
5159 * testsuite/weak_undef_file2.cc: New file.
5160 * testsuite/weak_undef_test.cc: New file.
5161
126f3ece
ILT		 51622008-04-03 Craig Silverstein <csilvers@google.com>
5163
5164 * compressed_output.h (class Output_compressed_section): Use
5165 unsigned buffer.
5166 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5167 add zlib header.
5168 (zlib_compressed_suffix): Removed.
5169 (Output_compressed_section::set_final_data_size): Use unsigned
5170 buffers.
5171 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5172 Fix linker invocation.
5173 (flagstest_o_specialfile_and_compress_debug_sections):
5174 Likewise.
5175 * testsuite/Makefile.in: Regenerated.
5176
deae2a14
DM		 51772008-04-02 David S. Miller <davem@davemloft.net>
5178
5179 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5180 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5181
70752818
ILT		 51822008-04-02 Craig Silverstein <csilvers@google.com>
5183
5184 * TODO: New file.
5185
39d0cb0e
ILT		 51862008-04-02 Ian Lance Taylor <iant@google.com>
5187
5188 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5189 parameters. Update for new key type to views_. Change all
5190 callers.
5191 (File_read::read): Adjust for byteshift in returned view.
5192 (File_read::add_view): New function, broken out of
5193 find_and_make_view.
5194 (File_read::make_view): New function, broken out of
5195 find_and_make_view.
5196 (File_read::find_or_make_view): Add offset and aligned
5197 parameters. Rewrite accordingly. Change all callers.
5198 (File_read::get_view): Add offset and aligned parameters. Adjust
5199 for byteshift in return value.
5200 (File_read::get_lasting_view): Likewise.
5201 * fileread.h (class File_read): Update declarations.
5202 (class File_read::View): Add byteshift_ field. Add byteshift to
5203 constructor. Add byteshift method.
5204 * archive.h (Archive::clear_uncached_views): New function.
5205 (Archive::get_view): Add aligned parameter. Change all callers.
5206 * object.h (Object::get_view): Add aligned parameter. Change all
5207 callers.
5208 (Object::get_lasting_view): Likewise.
5209
5210 * fileread.cc (File_read::release): Don't call clear_views if
5211 there are multiple objects.
5212 * fileread.h (File_read::clear_uncached_views): New function.
5213 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5214 on the archive.
5215
a1207466
CC		 52162008-03-31 Cary Coutant <ccoutant@google.com>
5217
5218 Add thin archive support.
5219 * archive.cc (Archive::armagt): New const.
5220 (Archive::setup): Remove task parameter and calls to unlock.
5221 (Archive::unlock_nested_archives): New function.
5222 (Archive::read_header): Add nested_off parameter. Change
5223 all callers.
5224 (Archive::interpret_header): Likewise.
5225 (Archive::include_all_members): Change to handle thin
5226 archives.
5227 (Archive::include_member): Likewise.
5228 * archive.h (Archive::Archive): Add new parameters and
5229 initializers.
5230 (Archive::armagt): New const.
5231 (Archive::setup): Remove task parameter.
5232 (Archive::unlock_nested_archives): New function.
5233 (Archive::read_header): Add nested_off parameter.
5234 (Archive::interpret_header): Likewise.
5235 (Archive::Nested_archive_table): New typedef.
5236 (Archive::is_thin_archive_): New field.
5237 (Archive::nested_archives_): New field.
5238 (Archive::options_): New field.
5239 (Archive::dirpath_): New field.
5240 (Archive::task_): New field.
5241 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5242 for thin archives. Pass additional parameters to
5243 Archive::Archive. Unlock the archive file after calling
5244 Archive::setup.
cd536b21 5245
479f6503
ILT		 52462008-03-29 Ian Lance Taylor <iant@google.com>
5247
686c8caf
ILT		 5248 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5249 version symbol to be local.
5250 * testsuite/ver_test_4.sh: New file.
5251 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5252 (check_DATA): Add ver_test_4.syms.
5253 (ver_test_4.syms): New target.
5254 * testsuite/Makefile.in: Rebuild.
5255
ab794b6b
ILT		 5256 * output.cc
5257 (Output_section::Input_section_sort_entry::has_priority): New
5258 function.
5259 (Output_section::Input_section_sort_entry::match_file_name): New
5260 function.
5261 (Output_section::Input_section_sort_entry::match_section_name):
5262 Remove.
5263 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5264 Remove.
5265 (Output_section::Input_section_sort_entry::match_section_file):
5266 Remove.
5267 (Output_section::Input_section_sort_compare::operator()): Rewrite
5268 using new Input_section_sort_entry functions. Sort crtbegin and
5269 crtend first. Sort sections with no priority before sections with
5270 a priority.
5271 * testsuite/initpri1.c (d3): Check j != 4.
5272 (cd5): New constructor/destructor function.
5273 (main): Check j != 2.
5274
479f6503
ILT		 5275 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5276 new symbol when resolving, don't call set_is_default.
5277 * testsuite/ver_test_7.cc: New file.
5278 * testsuite/ver_test_7.sh: New file.
5279 * testsuite/Makefile.am (ver_test_7.so): New target.
5280 (ver_test_7.o): New target.
5281 (check_SCRIPTS): Add ver_test_7.sh.
5282 (check_DATA): Add ver_test_7.syms.
5283 (ver_test_7.syms): New target.
5284
2fd32231
ILT		 52852008-03-28 Ian Lance Taylor <iant@google.com>
5286
5287 * layout.cc (Layout::layout): If we see an input section with a
5288 name that needs sorting, set the must_sort flag for the output
5289 section.
5290 (Layout::make_output_section): If the name of the output section
5291 indicates that it might require sorting, set the may_sort flag.
5292 * output.h (Output_section::may_sort_attached_input_sections): New
5293 function.
5294 (Output_section::set_may_sort_attached_input_sections): New
5295 function.
5296 (Output_section::must_sort_attached_input_sections): New
5297 function.
5298 (Output_section::set_must_sort_attached_input_sections): New
5299 function.
5300 (class Output_section): Declare Input_section_sort_entry. Define
5301 Input_section_sort_compare. Declare
5302 sort_attached_input_sections. Add new fields:
5303 may_sort_attached_input_sections_,
5304 must_sort_attached_input_sections_,
5305 attached_input_sections_are_sorted_.
5306 * output.cc (Output_section::Output_section): Initialize new
5307 fields.
5308 (Output_section::add_input_section): Add an entry to
5309 input_sections_ if may_sort or must_sort are true.
5310 (Output_section::set_final_data_size): Call
5311 sort_attached_input_sections if necessary.
5312 (Output_section::Input_section_sort_entry): Define new class.
5313 (Output_section::Input_section_sort_compare::operator()): New
5314 function.
5315 (Output_section::sort_attached_input_sections): New function.
5316 * configure.ac: Check whether the compiler supports constructor
5317 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5318 * testsuite/initpri1.c: New file.
5319 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5320 CONSTRUCTOR_PRIORITY.
5321 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5322 (initpri1_LDFLAGS): New variable.
5323 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5324
18e6b24e
ILT		 53252008-03-27 Ian Lance Taylor <iant@google.com>
5326
49bdd526
ILT		 5327 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5328 * testsuite/common_test_1.c: New file.
5329 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5330 (common_test_1_SOURCES): New variable.
5331 (common_test_1_DEPENDENCIES): New variable.
5332 (common_test_1_LDFLAGS): New variable.
5333
18e6b24e
ILT		 5334 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5335 and commons_ correctly when NAME/VERSION does not override
5336 NAME/NULL.
5337 * testsuite/ver_test_6.c: New file.
5338 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5339 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5340 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5341
04bf7072
ILT		 53422008-03-26 Ian Lance Taylor <iant@google.com>
5343
5871526f
ILT		 5344 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5345 of an undefined symbol from a version script.
5346 * testsuite/Makefile.am (ver_test_5.so): New target.
5347 (ver_test_5.o): New target.
5348 (check_SCRIPTS): Add ver_test_5.sh.
5349 (check_DATA): Add ver_test_5.syms.
5350 (ver_test_5.syms): New target.
5351 * testsuite/ver_test_5.cc: New file.
5352 * testsuite/ver_test_5.script: New file.
5353 * testsuite/ver_test_5.sh: New file.
5354 * Makefile.in, testsuite/Makefile.in: Rebuild.
5355
04bf7072
ILT		 5356 PR gold/5986
5357 Fix problems building gold with gcc 4.3.0.
5358 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5359 (gold_error_at_location, gold_warning_at_location): Use it.
5360 * configure.ac: Check whether we can compile and use a template
5361 function with a printf attribute.
5362 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5363 when jumping over bytes.
5364 * object.cc: Instantiate Object::read_section_data.
5365 * debug.h: Include <cstring>
5366 * dwarf_reader.cc: Include <algorithm>
5367 * main.cc: Include <cstring>.
5368 * options.cc: Include <cstring>.
5369 * output.cc: Include <cstring>.
5370 * script.cc: Include <cstring>.
5371 * script.h: Include <string>.
5372 * symtab.cc: Include <cstring> and <algorithm>.
5373 * target-select.cc: Include <cstring>.
5374 * version.cc: Include <string>.
5375 * testsuite/testmain.cc: Include <cstdlib>.
5376 * configure, config.in: Rebuild.
5377
874c5b28
ILT		 53782008-03-25 Ian Lance Taylor <iant@google.com>
5379
819d6c3a
ILT		 5380 * options.cc: Include "../bfd/bfdver.h".
5381 (options::help): Print bug reporting address.
5382
f4b2c6f5
ILT		 5383 * version.cc (print_version): Adjust output for current value of
5384 BFD_VERSION_STRING.
5385
5386 * NEWS: New file.
5387
e96caa79
ILT		 5388 * options.cc (options::help): Print list of supported targets.
5389 * target-select.h: Include <vector>.
5390 (class Target_selector): Make machine_, size_, and is_big_endian_
5391 fields const. Add bfd_name_ and instantiated_target_ fields.
5392 (Target_selector::Target_selector): Add bfd_name parameter.
5393 (Target_selector::recognize): Make non-virtual, call
5394 do_recognize.
5395 (Target_selector::recognize_by_name): Make non-virtual, call
5396 do_recognize_by_name.
5397 (Target_selector::supported_names): New function.
5398 (Target_selector::bfd_name): New function.
5399 (Target_selector::do_instantiate_target): New pure virtual
5400 function.
5401 (Target_selector::do_recognize): New virtual function.
5402 (Target_selector::do_recognize_by_name): New virtual function.
5403 (Target_selector::instantiate_target): New private function.
5404 (supported_target_names): Declare.
5405 * target-select.cc (Target_selector::Target_selector): Update for
5406 new parameter and fields.
5407 (select_target_by_name): Check that the name matches before
5408 calling recognize_by_name.
5409 (supported_target_names): New function.
5410 * i386.cc (class Target_selector_i386): Update Target_selector
5411 constructor call. Remove recognize and recognize_by_name. Add
5412 do_instantiate_target.
5413 * x86_64.cc (class Target_selector_x86_64): Likewise.
5414 * testsuite/testfile.cc (class Target_selector_test): Update for
5415 changes to Target_selector.
5416
874c5b28
ILT		 5417 * README: Rewrite, with some notes on unsupported features.
5418
0a65a3a7
CC		 54192008-03-24 Cary Coutant <ccoutant@google.com>
5420
5421 * i386.cc (Target_i386::Got_type): New enum declaration.
5422 (Target_i386::Scan::local): Updated callers of Output_data_got
5423 member functions.
5424 (Target_i386::Scan::global): Likewise.
5425 (Target_i386::Relocate::relocate): Likewise.
5426 (Target_i386::Relocate::relocate_tls): Likewise.
5427 * object.h (Got_offset_list): New class.
5428 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5429 (Sized_relobj::local_got_offset): Likewise.
5430 (Sized_relobj::set_local_got_offset): Likewise.
5431 (Sized_relobj::local_has_tls_got_offset): Removed.
5432 (Sized_relobj::local_tls_got_offset): Removed.
5433 (Sized_relobj::set_local_tls_got_offset): Removed.
5434 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5435 * output.cc (Output_data_got::add_global): Added got_type parameter.
5436 (Output_data_got::add_global_with_rel): Likewise.
5437 (Output_data_got::add_global_with_rela): Likewise.
5438 (Output_data_got::add_global_pair_with_rel): New function.
5439 (Output_data_got::add_global_pair_with_rela): New function.
5440 (Output_data_got::add_local): Added got_type parameter.
5441 (Output_data_got::add_local_with_rel): Likewise.
5442 (Output_data_got::add_local_with_rela): Likewise.
5443 (Output_data_got::add_local_pair_with_rel): New function.
5444 (Output_data_got::add_local_pair_with_rela): New function.
5445 (Output_data_got::add_global_tls): Removed.
5446 (Output_data_got::add_global_tls_with_rel): Removed.
5447 (Output_data_got::add_global_tls_with_rela): Removed.
5448 (Output_data_got::add_local_tls): Removed.
5449 (Output_data_got::add_local_tls_with_rel): Removed.
5450 (Output_data_got::add_local_tls_with_rela): Removed.
5451 * output.h (Output_data_got::add_global): Added got_type parameter.
5452 (Output_data_got::add_global_with_rel): Likewise.
5453 (Output_data_got::add_global_with_rela): Likewise.
5454 (Output_data_got::add_global_pair_with_rel): New function.
5455 (Output_data_got::add_global_pair_with_rela): New function.
5456 (Output_data_got::add_local): Added got_type parameter.
5457 (Output_data_got::add_local_with_rel): Likewise.
5458 (Output_data_got::add_local_with_rela): Likewise.
5459 (Output_data_got::add_local_pair_with_rel): New function.
5460 (Output_data_got::add_local_pair_with_rela): New function.
5461 (Output_data_got::add_global_tls): Removed.
5462 (Output_data_got::add_global_tls_with_rel): Removed.
5463 (Output_data_got::add_global_tls_with_rela): Removed.
5464 (Output_data_got::add_local_tls): Removed.
5465 (Output_data_got::add_local_tls_with_rel): Removed.
5466 (Output_data_got::add_local_tls_with_rela): Removed.
5467 * resolve.cc (Symbol::override_base_with_special): Removed
5468 reference to has_got_offset_ field.
5469 * symtab.cc (Symbol::init_fields): Replaced initialization
5470 of got_offset_ with got_offsets_. Removed initialization
5471 of has_got_offset_
53fcba31 5472 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5473 (Symbol::got_offset): Likewise.
5474 (Symbol::set_got_offset): Likewise.
5475 (Symbol::has_tls_got_offset): Removed.
5476 (Symbol::tls_got_offset): Removed.
5477 (Symbol::set_tls_got_offset): Removed.
5478 (Symbol::got_offset_): Removed.
5479 (Symbol::tls_mod_got_offset_): Removed.
5480 (Symbol::tls_pair_got_offset_): Removed.
5481 (Symbol::got_offsets_): New field.
5482 (Symbol::has_got_offset): Removed.
5483 (Symbol::has_tls_mod_got_offset): Removed.
5484 (Symbol::has_tls_pair_got_offset): Removed.
5485 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5486 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5487 member functions.
5488 (Target_x86_64::Scan::global): Likewise.
5489 (Target_x86_64::Relocate::relocate): Likewise.
5490 (Target_x86_64::Relocate::relocate_tls): Likewise.
5491
bd52eafb
BE		 54922008-03-25 Ben Elliston <bje@au.ibm.com>
5493
5494 * yyscript.y: Fix spelling error in comment.
5495
8b105e34
ILT		 54962008-03-24 Ian Lance Taylor <iant@google.com>
5497
8ed814a9
ILT		 5498 * options.h (class General_options): Define build_id option.
5499 * layout.h (class Layout): Declare write_build_id, create_note,
5500 create_build_id. Add build_id_note_ member.
5501 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5502 "libiberty.h", "md5.h", "sha1.h".
5503 (Layout::Layout): Initialize eh_frame_data_,
5504 eh_frame_hdr_section_, and build_id_note_.
5505 (Layout::finalize): Call create_build_id.
5506 (Layout::create_note): New function, broken out of
5507 Layout::create_gold_note.
5508 (Layout::create_gold_note): Call create_note.
5509 (Layout::create_build_id): New function.
5510 (Layout::write_build_id): New function.
5511 (Close_task_runner::run): Call write_build_id.
5512
8b105e34
ILT		 5513 * x86_64.cc: Correct license to GPLv3.
5514
086a1841
ILT		 55152008-03-23 Ian Lance Taylor <iant@google.com>
5516
5517 * options.cc: Include "demangle.h".
5518 (parse_optional_string): New function.
5519 (parse_long_option): Handle takes_optional_argument.
5520 (parse_short_option): Update dash_z initializer. Handle
5521 takes_optional_argument.
5522 (General_options::General_options): Initialize do_demangle_.
5523 (General_options::finalize): Set do_demangle_. Handle demangling
5524 style.
5525 * options.h (parse_optional_string): Declare.
5526 (struct One_option): Add optional_arg field. Update constructor.
5527 Update call constructor calls. Add takes_optional_argument
5528 function.
5529 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5530 (DEFINE_optional_string): Define.
5531 (General_options::demangle): Change from DEFINE_bool to
5532 DEFINE_optional_string.
5533 (General_options::no_demangle): New function.
5534 (General_options::do_demangle): New function.
5535 (General_options::set_do_demangle): New function.
5536 (General_options::execstack_status_): Move definition to end of
5537 class definition.
5538 (General_options::static_): Likewise.
5539 (General_options::do_demangle_): New field.
5540 * object.cc (big_endian>::get_symbol_location_info): Call
5541 Options::do_demangle, not Options::demangle.
5542 * symtab.cc (demangle): Likewise.
5543
cbb93e63
ILT		 55442008-03-22 Ian Lance Taylor <iant@google.com>
5545
5546 * gold.h: Include <cstddef> and <sys/types.h>
5547 * options.h: Include <cstring>.
5548
ec531623
ILT		 55492008-03-21 Ian Lance Taylor <iant@google.com>
5550
5551 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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