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[deliverable/binutils-gdb.git] / gold / ChangeLog
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1782c879
ILT		 12009-12-23 Ian Lance Taylor <iant@google.com>
2
3 * i386.cc (Target_i386::do_calls_non_split): Recognize
4 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 5 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6 -fsplit-stack prologue when using %r11.
1782c879 7
329ca2b1
ST		 82009-12-21 Sriraman Tallam <tmsriram@google.com>
9
10 * options.cc (General_options::parse_version): Make -v continue and do
11 the link like GNU ld does.
12
d675ff46
RÁE		 132009-12-17 Rafael Avila de Espindola <espindola@google.com>
14
15 * Makefile.am (CCFILES): Add timer.cc.
16 (HFILES): Add timer.h.
17 * configure.ac: Check for sysconf and times.
18 * main.cc: include timer.h.
19 (main): Use Timer instead of get_run_time.
20 * timer.cc: New.
21 * timer.h: New.
22 * workqueue.cc: include timer.h.
23 (Workqueue::find_and_run_task):
24 Report user, sys and wall time.
25 * Makefile.in: Regenerate.
26 * config.in: Regenerate.
27 * configure: Regenerate.
28
d6344fb5
DK		 292009-12-16 Doug Kwan <dougkwan@google.com>
30
31 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
32 sections.
33 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
34 relaxed input sections.
35 * output.cc (Output_section::find_relaxed_input_section): Change
36 return type to Output_relaxed_input_section pointer. Adjust code
37 for new type of relaxed_input_section_map_.
38 * output.h (Output_section::find_relaxed_input_section): Change
39 return type to Output_relaxed_input_section pointer.
40 (Output_section::Output_relaxed_input_section_by_input_section_map):
41 New type.
42 (Output_section::relaxed_input_section_map_): Change type to
43 Output_section::Output_relaxed_input_section_by_input_section_map.
44 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
45 input section.
46
0e0d5469
ILT		 472009-12-15 Ian Lance Taylor <iant@google.com>
48
49 * layout.cc (Layout::create_shstrtab): Only write out after input
50 sections if we are compressing debug sections.
51
0649a889
ILT		 522009-12-15 Ian Lance Taylor <iant@google.com>
53
54 * archive.cc (Archive::add_symbols): Only look up a symbol without
55 a version if there is, in fact, a version.
56
2ea97941
ILT		 572009-12-14 Ian Lance Taylor <iant@google.com>
58
59 Revert -Wshadow changes, all changes from:
60 2009-12-11 Doug Kwan <dougkwan@google.com>
61 2009-12-11 Nick Clifton <nickc@redhat.com>
62 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
63
b0eec2cc
DK		 642009-12-11 Doug Kwan <dougkwan@google.com>
65
66 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
67 due to -Wshadow.
68 * attributes.cc (Object_attribute::size): Ditto.
69 (Attributes_section_data::size): Ditto.
70 (Attributes_section_data::Attributes_section_data): Ditto.
71 (Output_attributes_section_data::do_write): Ditto.
72 * attributes.h (Object_attribute::set_type): Ditto.
73 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
74
91d6fa6a
NC		 752009-12-11 Nick Clifton <nickc@redhat.com>
76
77 * archive.cc: Fix shadowed variable warnings.
78 * arm.cc: Likewise.
79 * compressed_output.cc: Likewise.
80 * compressed_output.h: Likewise.
81 * configure: Likewise.
82 * dwarf_reader.cc: Likewise.
83 * dynobj.cc: Likewise.
84 * dynobj.h: Likewise.
85 * ehframe.cc: Likewise.
86 * ehframe.h: Likewise.
87 * errors.cc: Likewise.
88 * expression.cc: Likewise.
89 * fileread.cc: Likewise.
90 * fileread.h: Likewise.
91 * freebsd.h: Likewise.
92 * i386.cc: Likewise.
93 * icf.cc: Likewise.
94 * incremental.h: Likewise.
95 * layout.cc: Likewise.
96 * layout.h: Likewise.
97 * mapfile.cc: Likewise.
98 * merge.cc: Likewise.
99 * merge.h: Likewise.
100 * object.cc: Likewise.
101 * object.h: Likewise.
102 * options.h: Likewise.
103 * output.cc: Likewise.
104 * output.h: Likewise.
105 * parameters.cc: Likewise.
106 * plugin.cc: Likewise.
107 * powerpc.cc: Likewise.
108 * reduced_debug_output.cc: Likewise.
109 * reduced_debug_output.h: Likewise.
110 * reloc.cc: Likewise.
111 * reloc.h: Likewise.
112 * resolve.cc: Likewise.
113 * script-sections.cc: Likewise.
114 * script.cc: Likewise.
115 * script.h: Likewise.
116 * sparc.cc: Likewise.
117 * symtab.cc: Likewise.
118 * symtab.h: Likewise.
119 * target-select.cc: Likewise.
120 * target-select.h: Likewise.
121 * token.h: Likewise.
122 * workqueue.cc: Likewise.
123 * workqueue.h: Likewise.
124 * x86_64.cc: Likewise.
125
a0351a69
DK		 1262009-12-10 Doug Kwan <dougkwan@google.com>
127
128 * arm.cc (attributes.h): New include.
129 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
130 (Arm_relobj::~Arm_relobj): Delete object pointed by
131 attributes_section_data_.
132 (Arm_relobj::attributes_section_data): New method definition.
133 (Arm_relobj::attributes_section_data_): New data member declaration.
134 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
135 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
136 attributes_section_data_.
137 (Arm_dynobj::attributes_section_data): New method definition.
138 (Arm_dynobj::attributes_section_data_): New data member declaration.
139 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
140 initialization value of may_use_blx_ to false.
141 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
142 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
143 object attributes to compute results instead of hard-coding.
144 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
145 Target_arm::get_secondary_compatible_arch,
146 Target_arm::set_secondary_compatible_arch
147 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
148 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
149 New method declarations.
150 (Target_arm::get_aeabi_object_attribute): New method definition.
151 (Target_arm::attributes_section_data_): New data member declaration.
152 (read_arm_attributes_section): New template definition.
153 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
154 (Arm_dynobj::do_read_symbols): Ditto.
155 (Target_arm::do_finalize_sections): Merge attributes sections from
156 input. Check for BLX use after attributes section merging.
157 Fix __exidx_start and __exidx_end visibility. Create an
158 .ARM.attributes section if necessary.
159 (Target_arm::get_secondary_compatible_arch,
160 Target_arm::set_secondary_compatible_arch,
161 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
162 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
163 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
164 New method definitions.
165
b59befec
ILT		 1662009-12-09 Ian Lance Taylor <iant@google.com>
167
168 * plugin.cc (Plugin::load): Don't cast from void* to a function
169 pointer.
170
1276bc89
ILT		 1712009-12-09 Ian Lance Taylor <iant@google.com>
172
173 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
174 information fields.
175
2f2de248
L		 1762009-12-09 H.J. Lu <hongjiu.lu@intel.com>
177
178 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
179 Replace two_file_shared_1.so with two_file_shared_2.so.
180 * testsuite/Makefile.in: Regenerated.
181
4f787271
DK		 1822009-12-08 Doug Kwan <dougkwan@google.com>
183
184 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
185 (HFILES): Add attributes.h and int_encoding.h.
186 * Makefile.in: Regenerate.
187 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
188 function definitions to int_encoding.cc
189 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
190 prototypes to int_encoding.h
191 * reduced_debug_output.cc (int_encoding.h): New include.
192 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
193 function definitions to int_encoding.cc
194 (insert_into_vector, read_from_pointer): Move template definitions to
195 int_encoding.h
196 * attributes.cc: New file.
197 * attributes.h: New file.
198 * int_encoding.cc: New file.
199 * int_encoding.h: New file.
200
20b52f1a
RÁE		 2012009-12-07 Rafael Avila de Espindola <espindola@google.com>
202
203 PR gold/11055
204 * incremental-dump.cc (dump_incremental_inputs): New.
205 (main): Use dump_incremental_inputs.
206
53d7974c
L		 2072009-12-07 H.J. Lu <hongjiu.lu@intel.com>
208
209 PR gold/10893
210 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
211 checking elfcpp::STT_FUNC.
212 (Target_i386::Relocate::relocate): Likewise.
213 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
214
215 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
216 symbols from shared libraries into normal FUNC symbols.
217
218 * symtab.h (Symbol): Add is_func and use it.
219
05a352e6
DK		 2202009-12-05 Doug Kwan <dougkwan@google.com>
221
222 * arm.cc (Target_arm::arm_info): Initialize new fields
223 attributes_section and attributes_vendor.
224 * i386.cc (Target_i386::i386_info): Same.
225 * object.cc (Sized_relobj::do_layout): Skip attribute section.
226 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
227 fields attributes_section and attributes_vendor.
53d7974c 228 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 229 * target.h (Target::attributes_section, Target::attributes_vendor,
230 Target::is_attributes_section, Target::attribute_arg_type,
231 Target::attributes_order): New method definitions.
232 (Target::Target_info::attributes_section,
233 Target::Target_info::attributes_vendor): New fields.
234 (Target::do_attribute_arg_type, Target::do_attributes_order): New
235 virtual method definitions.
236 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
237 attributes_section and attributes_vendor.
238 * testsuite/testfile.cc (Target_test::test_target_info): Same.
239
f4e5969c
DK		 2402009-12-05 Doug Kwan <dougkwan@google.com>
241
242 * arm.cc: Update comments about interworking and stub generation.
243 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
244 considered as non-PIC.
245 (Arm_relocate_functions::base_abs): Fix formatting.
246 (Arm_relocate_functions::got_prel): Fix comment. Change interface
247 of function to use GOT entry address instead of offset.
248 (Target_arm::Scan::global): Issue an error if a symbol would need a
249 PLT does not get one because it is untyped. Remove code to create
250 dynamic symbols for relative branches.
251 (Target_arm::Relocate::relocate: Use 0 instead of false since function
252 takes unsigned integer instead of boolean.
253
1abce4a6
L		 2542009-12-05 H.J. Lu <hongjiu.lu@intel.com>
255
256 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
257 (two_file_test_LDADD): Likewise.
258 (common_test_1_LDADD): Likewise.
259 (exception_test_LDADD) Likewise.
260 (weak_test_LDADD): Likewise.
261 (many_sections_test_LDADD): Likewise.
262 (initpri1_LDADD): Likewise.
263 (script_test_1_LDADD): Likewise.
264 (script_test_2_LDADD): Likewise.
265 (justsyms_LDADD): Likewise.
266 (binary_test_LDADD): Likewise.
267 (large_LDADD): Likewise.
268 * testsuite/Makefile.in: Regenerated.
269
adcf2816 2702009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 271
adcf2816
L		 272 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
273 (Symbol_table::override_with_special): Likewise.
274 (Symbol_table::add_from_object): Likewise.
275
28e67f5d
RÁE		 2762009-12-04 Rafael Avila de Espindola <espindola@google.com>
277
278 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
279 Don't set the data_offset twice.
280
ae10a101
RÁE		 2812009-12-04 Rafael Avila de Espindola <espindola@google.com>
282
283 * testsuite/Makefile.in: Regenerate.
284
f59f41f3
DK		 2852009-12-03 Doug Kwan <dougkwan@google.com>
286
287 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
288 (Target_arm::do_finalize_sections): Add parameter for symbol table
289 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
290 * i386.cc (Target_i386::do_finalize_sections): Add an additional
291 parameter for symbol table pointer.
292 * layout.cc (Layout::finalize): Call Target::finalize_sections with
293 an additional parameter for a pointer to symbol table.
294 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
295 parameter for a symbol table pointer.
296 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
297 * target.h (Target::finalize_sections, Target::do_finalize_sections):
298 Ditto.
299 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
300 parameter for a symbol table pointer.
301
ca55d848
RÁE		 3022009-12-03 Rafael Avila de Espindola <espindola@google.com>
303
304 * incremental.cc (Incremental_inputs_header)
305 (Incremental_inputs_header_write, Incremental_inputs_entry)
306 (Incremental_inputs_entry_write): Move ...
307 * incremental.h (Incremental_inputs_header)
308 (Incremental_inputs_header_write, Incremental_inputs_entry)
309 (Incremental_inputs_entry_write): here.
310
3aec4f9c
RÁE		 3112009-12-02 Rafael Avila de Espindola <espindola@google.com>
312
313 * incremental.cc (make_sized_incremental_binary): Set the target.
314 Error if it is incompatible.
315 * output.h (Output_file): Add filename method.
316
9c0ae74d
RÁE		 3172009-12-02 Rafael Avila de Espindola <espindola@google.com>
318
319 * incremental.cc (Incremental_inputs_entry): Remove unused argument
320 from the get_* methods.
321
a45500ae
RÁE		 3222009-12-02 Rafael Avila de Espindola <espindola@google.com>
323
324 * incremental-dump.cc (main): Check that the offeset of a script is 0.
325 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
326 Write 0 for the data_offset of scripts.
327
325e6408
RÁE		 3282009-12-02 Rafael Avila de Espindola <espindola@google.com>
329
330 * testsuite/Makefile.am: Add the incremental_test.sh test.
331 * testsuite/incremental_test.sh: New.
332 * testsuite/incremental_test_1.c: New.
333 * testsuite/incremental_test_2.c: New.
334
954c3e2e
RÁE		 3352009-12-01 Rafael Avila de Espindola <espindola@google.com>
336
337 * incremental-dump.cc (main): Fix typos.
338
f8086623
RÁE		 3392009-11-27 Rafael Avila de Espindola <espindola@google.com>
340
341 PR gold/11025
342 * incremental-dump.cc (main): Use llu to print 64 bit values.
343
3b0dd6ac
L		 3442009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
345 H.J. Lu <hongjiu.lu@intel.com>
346
347 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
348 $(LIBDL).
349 (incremental_dump_LDADD): Likewise.
350 * Makefile.in: Regenerated.
351
a6d1ef57
DK		 3522009-11-25 Doug Kwan <dougkwan@google.com>
353
354 Revert:
355
356 2009-11-25 Doug Kwan <dougkwan@google.com>
357
358 * arm.cc (Target_arm::Target_arm): Move method definition
359 outside of class definition. Add code to handle
360 --target1-rel, --target1-abs and --target2= options.
361 (Target_arm::get_reloc_reloc_type): Change method to be
362 non-static and const.
363 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
364 New data member declaration.
365 (Target_arm::Scan::local, Target_arm::Scan::global,
366 Target_arm::Relocate::relocate,
367 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
368 Adjust call to Target_arm::get_real_reloc_type.
369 (Target_arm::get_real_reloc_type): Use command line options
370 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
371 * options.h (--target1-rel, --target1-abs, --target2): New
372 ARM-only options.
373
50aeb7d4
DK		 3742009-11-25 Doug Kwan <dougkwan@google.com>
375
376 * arm.cc (Target_arm::Target_arm): Move method definition outside of
377 class definition. Add code to handle --target1-rel, --target1-abs
378 and --target2= options.
379 (Target_arm::get_reloc_reloc_type): Change method to be non-static
380 and const.
381 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
382 member declaration.
383 (Target_arm::Scan::local, Target_arm::Scan::global,
384 Target_arm::Relocate::relocate,
385 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
386 call to Target_arm::get_real_reloc_type.
387 (Target_arm::get_real_reloc_type): Use command line options to
388 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
389 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
390 options.
391
51938283
DK		 3922009-11-25 Doug Kwan <dougkwan@google.com>
393
394 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
395 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
396 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
397 formatting.
398 (Arm_relocate_functions::thm_call): Replace body with a call to
399 Arm_relocate_functions::thumb_branch_common.
400 (Arm_relocate_functions::thm_jump24,
401 Arm_relocate_functions::thm_xpc22): New method definitions.
402 (Arm_relocate_functions::thumb_branch_common): New method definition.
403 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
404 operator.
405 (Target_arm::Relocate::relocate): Adjust call to thm_call.
406 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
407
e2b8f3c4
RÁE		 4082009-11-24 Rafael Avila de Espindola <espindola@google.com>
409
410 * Makefile.am: Build incremental-dump
411 * Makefile.in: Regenerate.
412 * incremental-dump.cc: New.
413 * incremental.cc (Incremental_inputs_header_data,
414 Incremental_inputs_entry_data): Move to incremental.h
415 * incremental.h: (Incremental_inputs_header_data,
416 Incremental_inputs_entry_data): Move from incremental.cc
417
bcba9aec
RÁE		 4182009-11-24 Rafael Avila de Espindola <espindola@google.com>
419
420 * incremental.cc (Incremental_inputs_header,
421 Incremental_inputs_header_write, Incremental_inputs_entry,
422 Incremental_inputs_entry_write): Add a typedef with the data type.
423
7c3afe08
RÁE		 4242009-11-24 Rafael Avila de Espindola <espindola@google.com>
425
426 * incremental.cc (Incremental_inputs_header,
427 Incremental_inputs_header_write, Incremental_inputs_entry,
428 Incremental_inputs_entry_write): Update comment about which
429 type has the filed descriptions.
430
d204b6e9
DK		 4312009-11-15 Doug Kwan <dougkwan@google.com>
432
433 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
434 (Arm_relocate_functions::arm_branch_common): Change method defintion
435 in class definition to a method declaration and update list of formal
436 parameters.
437 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
438 Arm_relocation_functions::jump24): Adjust call to
439 Arm_relocate_functions::arm_branch_common. Update list of formal
440 parameters.
441 (Arm_relocate_functions::xpc25): New method definition.
442 (Arm_relocate_functions::arm_branch_common): Move method defintion
443 out from class definition. Use stubs for mode-switching and extending
444 branch ranges.
445 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
446 specially. Change code to enable use of stubs in ARM branches.
447
43d12afe
DK		 4482009-11-10 Doug Kwan <dougkwan@google.com>
449
450 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
451 in method declaration.
452 (Target_arm::relocate_stub): New method declaration.
453 (Target_arm::default_target): Change to return a pointer instead of
454 a const reference.
455 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
456 Target_arm::default_target.
457 (Arm_Relobj::do_relocate_sections): Remove options paramater in
458 method definition.
459 (Target_arm::relocate_section): Adjust view.
460 (Target_arm::relocate_stub): New method definition.
461
ac33a407
DK		 4622009-11-10 Doug Kwan <dougkwan@google.com>
463
464 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
465 a format warning.
466 * incremental.cc (open_incremental_binary): Initialized local
467 variables to avoid warnings.
468 * object.cc (make_elf_object): Ditto.
469 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
470 a format warning.
471
88ee28e9
L		 472009-11-09 H.J. Lu <hongjiu.lu@intel.com>
473
474 PR gold/10930
475 * testsuite/plugin_test.c: Include "config.h".
476
2daedcd6
DK		 4772009-11-09 Doug Kwan <dougkwan@google.com>
478
479 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
480 (arm_symbol_value): Remove.
481 (Arm_relocate_functions::arm_branch_common,
482 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
483 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
484 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
485 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
486 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
487 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
488 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
489 Arm_relocate_functions::thm_mobw_abs_nc,
490 Arm_relocate_functions::thm_mov_abs,
491 Arm_relocate_functions::movw_prel_nc,
492 Arm_relocate_functions::thm_movt_abs,
493 Arm_relocate_functions::movt_prel,
494 Arm_relocate_functions::thm_movw_prel_nc,
495 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
496 (Target_arm::Relocate::relocate): Only decompose address into two
497 parts if relocation type uses the thumb-bit and pass the actual
498 bit instead of a flag indicating that the thumb-bit is used. Adjust
499 calls to methods in Arm_relocate_functions for this change.
500
1276bc89 5012009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 502
503 PR 10925
504 * reloc.cc: Instantiate
505 Sized_relobj::initialize_input_to_output_maps and
506 Sized_relobj:free_input_to_output_maps.
507
e53ad1b5
ILT		 5082009-11-06 Ian Lance Taylor <iant@google.com>
509
510 PR 10876
511 * defstd.cc (in_segment): Set only_if_ref true for "end".
512
eb44217c
DK		 5132009-11-06 Doug Kwan <dougkwan@google.com>
514
515 * arm.cc (class Reloc_stub): Correct a comment.
516 (Target_arm::Target_arm): Initialize arm_input_section_map_.
517 (Target_arm::scan_section_for_stubs): New method declaration.
518 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
519 Change methods from private to protected.
520 (Target_arm::do_may_relax): New method definition.
521 (Target_arm::do_relax, Target_arm::group_sections,
522 Target_arm::scan_reloc_for_stub,
523 Target_arm::scan_reloc_section_for_stubs): New method declarations.
524 (Target_arm::arm_input_section_map_): New data member declaration.
525 (Target_arm::scan_reloc_for_stub,
526 Target_arm::scan_reloc_section_for_stubs,
527 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
528 Target_arm::do_relax): New method definitions.
529
5d329b7d
ILT		 5302009-11-06 Mikolaj Zalewski <mikolaj@google.com>
531
532 * configure.ac: Check for (struct stat)::st_mtim
533 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
534 * config.in: Regenerate.
535 * configure: Regenerate.
536
96a0d71b
ILT		 5372009-11-05 Ian Lance Taylor <iant@google.com>
538
539 PR 10910
540 * output.cc (Output_segment::add_output_section): Add missing
541 return statement.
542
594c8e5e
ILT		 5432009-11-04 Ian Lance Taylor <iant@google.com>
544
545 PR 10880
546 * object.h (class Object): Add is_needed and set_is_needed
547 methods. Add is_needed_ field. Make bool fields into bitfields.
548 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
549 defined in a dynamic object and referenced by a regular object,
550 set is_needed for the dynamic object.
551 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
552 if the file is marked with as_needed and it is not needed.
553
22b127cc
ILT		 5542009-11-04 Ian Lance Taylor <iant@google.com>
555
556 PR 10887
557 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
558 tags if data is discarded by linker script.
559 * i386.cc (Target_i386::do_finalize_sections): Likewise.
560 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
561 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
562 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
563
f5c870d2
ILT		 5642009-11-04 Ian Lance Taylor <iant@google.com>
565
566 * layout.cc (Layout::get_output_section): Add is_interp and
567 is_dynamic_linker_section parameters. Change all callers.
568 (Layout::choose_output_section): Likewise.
569 (Layout::make_output_section): Likewise.
570 (Layout::add_output_section_data): Add is_dynamic_linker_section
571 parameter. Change all callers.
572 * layout.h (class Layout): Update declarations.
573 * output.h (class Output_section): Add is_interp, set_is_interp,
574 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
575 Add is_interp_, is_dynamic_linker_section_ fields. Change
576 generate_code_fills_at_write_ to a bitfield.
577 * output.cc (Output_section::Output_sections): Initialize new
578 fields.
579 (Output_segment::add_output_section): Add do_sort parameter.
580 Change all callers.
581
1ae4d23b
ILT		 5822009-11-03 Ian Lance Taylor <iant@google.com>
583
584 PR 10860
585 * options.h (class General_options): Add --warn-common.
586 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
587 merging two common symbols.
588 (Symbol_table::should_override): Handle --warn-common when merging
589 a common symbol with a defined symbol. Use report_resolve_problem
590 for multiple definitions.
591 (Symbol_table::report_resolve_problem): New function.
592 * symtab.h (class Symbol_table): Declare report_resolve_problem.
593
55da9579
DK		 5942009-11-03 Doug Kwan <dougkwan@google.com>
595
596 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
597 stub_factory_.
598 (Target_arm::stub_factory): New method definition.
599 (Target_arm::new_arm_input_section,
600 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
601 Target_arm::reloc_uses_thumb_bit): New method declarations.
602 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
603 New type definitions.
604 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
605 member declarations.
606 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
607 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
608 New method definitions.
609
37a9ac43
ILT		 6102009-11-03 Ian Lance Taylor <iant@google.com>
611
612 * options.h (class General_options): Add --warn_constructors.
613
b3d6a3d4
ILT		 6142009-11-03 Ian Lance Taylor <iant@google.com>
615
616 PR 10893
617 * defstd.cc (in_section): Add entries for __rel_iplt_start,
618 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
619
934b01dd
ILT		 6202009-11-03 Ian Lance Taylor <iant@google.com>
621
622 PR 10895
623 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
624 --msgid-bugs-address.
625 (install-pdf): New target.
626 (install-data_yes): Look up one directory to find mkinstalldirs.
627
03c1939b
L		 6282009-11-03 H.J. Lu <hongjiu.lu@intel.com>
629
630 * po/Make-in (.po.gmo): Don't generate .gmo files in source
631 tree.
632
ebd95253
DK		 6332009-10-30 Doug Kwan <dougkwan@google.com>
634
635 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
636
e9bbb538
DK		 6372009-10-30 Doug Kwan <dougkwan@google.com>
638
639 * arm.cc (Stub_addend_reader): New struct template definition
640 and partial specializations.
641 (Stub_addend_reader::operator()): New method definition for a
642 partially specialized template.
643
d5b40221
DK		 6442009-10-30 Doug Kwan <dougkwan@google.com>
645
646 * arm.cc (Arm_relobj::processor_specific_flags): New method
647 definition.
648 (Arm_relobj::do_read_symbols): New method declaration.
649 (Arm_relobj::processor_specific_flags_): New data member declaration.
650 (Arm_dynobj): New class definition.
651 (Target_arm::do_finalize_sections): Add input_objects parameter.
652 (Target_arm::do_adjust_elf_header): New method declaration.
653 (Target_arm::are_eabi_versions_compatible,
654 (Target_arm::merge_processor_specific_flags): New method declaration.
655 (Target_arm::do_make_elf_object): New overloaded method definitions
656 and declaration.
657 (Arm_relobj::do_read_symbols): New method definition.
658 (Arm_dynobj::do_read_symbols): Ditto.
659 (Target_arm::do_finalize_sections): Add input_objects parameters.
660 Merge processor-specific flags from all input objects.
661 (Target_arm::are_eabi_versions_compatible,
662 Target_arm::merge_processor_specific_flags,
663 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
664 New method definitions.
665 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
666 Input_objects pointer type parameter.
667 * layout.cc (Layout::finalize): Pass input objects to target's.
668 finalize_sections function.
669 * output.cc (Output_file_header::do_sized_write): Set ELF file
670 header's processor-specific flags.
671 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
672 Input_objects pointer type parameter.
673 * sparc.cc (Target_sparc::do_finalize_sections): Same.
674 * target.h (Input_objects): New forward class declaration.
675 (Target::processor_specific_flags,
676 Target::are_processor_specific_flags_sect): New method definitions.
677 (Target::finalize_sections): Add input_objects parameter.
678 (Target::Target): Initialize processor_specific_flags_ and
679 are_processor_specific_flags_set_.
680 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
681 parameter.
682 (Target::set_processor_specific_flags): New method definition.
683 (Target::processor_specific_flags_,
684 Target::are_processor_specific_flags_set_): New data member
685 declarations.
686 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
687 Input_objects pointer type parameter.
688
ebabffbd
DK		 6892009-10-30 Doug Kwan <dougkwan@google.com>
690
691 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
692
ad0f2072
ILT		 6932009-10-28 Ian Lance Taylor <iant@google.com>
694
695 * object.h (class Relobj): Drop options parameter from
696 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
697 do_scan_relocs, do_relocate. Change all callers.
698 (class Sized_relobj): Drop options parameters from
699 do_gc_process_relocs, do_scan_relocs, do_relocate,
700 do_relocate_sections, relocate_sections, emit_relocs_scan,
701 emit_relocs_scan_reltype. Change all callers.
702 (struct Relocate_info): Remove options field and all references to
703 it.
704 * reloc.h (class Read_relocs): Remove options constructor
705 parameter and options_ field. Change all callers.
706 (class Gc_process_relocs, class Scan_relocs): Likewise.
707 (class Relocate_task): Likewise.
708 * target-reloc.h (scan_relocs): Remove options parameter. Change
709 all callers.
710 (scan_relocatable_relocs): Likewise.
711 * target.h (class Sized_target): Remove options parameter from
712 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
713 all callers.
714 * gc.h (gc_process_relocs): Remove options parameter. Change all
715 callers.
716 * arm.cc: Update functions to remove options parameters.
717 * i386.cc: Likewise.
718 * powerpc.cc: Likewise.
719 * sparc.cc: Likewise.
720 * x86_64.cc: Likewise.
721 * testsuite/testfile.cc: Likewise.
722
8ffa3667
DK		 7232009-10-28 Doug Kwan <dougkwan@google.com>
724
725 * arm.cc (Arm_relobj): New class definition.
726 (Arm_relobj::scan_sections_for_stubs,
727 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
728 New method definitions.
729
40f36857
CC		 7302009-10-28 Cary Coutant <ccoutant@google.com>
731
732 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
733 (Plugin::cleanup_done_): New member.
734 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
735 (Plugin_manager::cleanup_done_): Remove.
736 (Plugin_manager::add_input_file): Edit error message.
737 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
738 (Plugin_manager::cleanup): Remove use of cleanup_done_.
739
2c849493
ILT		 7402009-10-27 Mikolaj Zalewski <mikolajz@google.com>
741
742 * fileread.cc: (File_read::View::~View): Use the new
743 data_ownership_ filed.
744 (File_read::~File_read): Dispose the new whole_file_view_.
745 (File_read::open): Mmap the whole file if needed.
746 (File_read::open): Use whole_file_view_ instead of contents_.
747 (File_read::find_view): Use whole_file_view_ if applicable.
748 (File_read::do_read): Use whole_file_view_ instead of contents_.
749 (File_read::make_view): Use whole_file_view_ instead of contents_,
750 update File_read::View::View call.
751 (File_read::find_or_make_view): Update File_read::View::View
752 call.
753 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
754 remove contents_
755 (File_read::View::Data_ownership): New enum.
756 (File_read::View::View): Replace bool mapped_ with Data_ownership
757 argument.
758 (File_read::View::mapped_): Remove (replaced by data_ownership_).
759 (File_read::View::data_ownership_): New field.
760 (File_read::contents_): Remove (replaced by whole_file_view_).
761 (File_read::whole_file_view_): New field.
762 * options.h (class General_options): Add --keep-files-mapped.
763
24998053
CC		 7642009-10-27 Cary Coutant <ccoutant@google.com>
765
766 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
767 * testsuite/Makefile.am (plugin_test_5): New test case.
768 * testsuite/Makefile.in: Regenerate.
769
72adc4fa
DK		 7702009-10-25 Doug Kwan <dougkwan@google.com>
771
772 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
773 from private to protected to allow access by child class.
774 (Sized_relobj::do_relocate_sections): New method declaration.
775 (Sized_relobj::relocate_sections): Virtualize.
776 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
777 Sized_relobj::relocate_sections. Instantiate template explicitly
778 for different target sizes and endianity.
779
07f508a2
DK		 7802009-10-24 Doug Kwan <dougkwan@google.com>
781
782 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
783 (Arm_input_section::as_arm_input_section): New method.
784 (Arm_output_section): New class definition.
785 (Arm_output_section::create_stub_group,
786 Arm_output_section::group_sections): New method definitions.
787
10ad9fe5
DK		 7882009-10-22 Doug Kwan <dougkwan@google.com>
789
790 * arm.cc (Arm_input_section): New class definition.
791 (Arm_input_section::init, Arm_input_section:do_write,
792 Arm_input_section::set_final_data_size,
793 Arm_input_section::do_reset_address_and_file_offset): New method
794 definitions.
795
56ee5e00
DK		 7962009-10-21 Doug Kwan <dougkwan@google.com>
797
798 * arm.cc (Stub_table, Arm_input_section): New forward class
799 declarations.
800 (Stub_table): New class defintion.
801 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
802 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
803 New method definition.
804
b569affa
DK		 8052009-10-21 Doug Kwan <dougkwan@google.com>
806
807 * arm.cc: Update copyright comments.
808 (Target_arm): New forward class template declaration.
809 (Arm_address): New type.
810 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
811 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
812 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
813 constants.
814 (Insn_template): Same.
815 (DEF_STUBS): New macro.
816 (Stub_type): New enum type.
817 (Stub_template): New class definition.
818 (Stub): Same.
819 (Reloc_stub): Same.
820 (Stub_factory): Same.
821 (Target_arm::Target_arm): Initialize may_use_blx_ and
822 should_force_pic_veneer_.
823 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
824 Target_arm::should_force_pic_veneer,
825 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
826 Target_arm::using_thumb_only, Target_arm:;default_target): New
827 method defintions.
828 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
829 New data member declarations.
830 (Insn_template::size, Insn_template::alignment): New method defintions.
831 (Stub_template::Stub_template): New method definition.
832 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
833 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
834 (Stub_factory::Stub_factory): New method definition.
835 * gold.h (string_hash): New template.
836 * output.h (Input_section_specifier::hash_value): Use
837 gold::string_hash.
838 (Input_section_specifier::string_hash): Remove.
839 * stringpool.cc (Stringpool_template::string_hash): Use
840 gold::string_hash.
841
6c172549
DK		 8422009-10-20 Doug Kwan <dougkwan@google.com>
843
844 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
845 symbols of relaxed input sections.
846 * output.h (Output_section::find_relaxed_input_section): Make
847 method public.
848
c5617f2f
DK		 8492009-10-16 Doug Kwan <dougkwan@google.com>
850
851 * dynobj.cc (Versions::Versions): Initialize version_script_.
852 Only insert base version symbol definition for a shared object
853 if version script defines any version versions.
854 (Versions::define_base_version): New method definition.
855 (Versions::add_def): Check that base version is not needed.
856 (Versions::add_need): Define base version lazily.
857 * dynobj.h (Versions::define_base_version): New method declaration.
858 (Versions::needs_base_version_): New data member declaration.
859 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
860 (check_DATA): Add no_version_test.stdout.
861 (libno_version_test.so, no_version_test.o no_version_test.stdout):
862 New make rules.
863 * testsuite/Makefile.in: Regenerate.
864 * testsuite/no_version_test.c: New file.
865 * testsuite/no_version_test.sh: Ditto.
866
3c12dcdb
DK		 8672009-10-16 Doug Kwan <dougkwan@google.com>
868
869 * expression.cc (class Segment_start_expression): New class definition.
870 (Segment_start_expression::value): New method definition.
871 (script_exp_function_segment_start): Return a new
872 Segment_start_expression.
873 * gold/script-c.h (script_saw_segment_start_expression): New function
874 prototype.
875 * script-sections.cc (Script_sections::Script_sections): Initialize
876 SAW_SEGMENT_START_EXPRESSION_ to false.
877 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
878 and -Tbbs options to specify section addresses if given in
879 command line and no SEGMENT_START expression is seen in a script.
880 * script-sections.h (Script_sections::saw_segment_start_expression,
881 Script_sections::set_saw_segment_start_expression): New method
882 definition.
883 (Script_sections::saw_segment_start_expression_): New data member
884 declaration.
885 * script.cc (script_saw_segment_start_expression): New function.
886 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
887 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
888 script_test_7.sh and script_test_8.sh.
889 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
890 script_test_8.stdout.
891 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
892 (script_test_6, script_test_6.stdout, script_test_7,
893 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
894 * Makefile.in: Regenerate.
895 * testsuite/script_test_6.sh: New file.
896 * testsuite/script_test_6.t: Same.
897 * testsuite/script_test_7.sh: Same.
898 * testsuite/script_test_7.t: Same.
899 * testsuite/script_test_8.sh: Same.
900
64b1ae37
DK		 9012009-10-16 Doug Kwan <dougkwan@google.com>
902
903 * output.cc (Output_segment::set_section_list_address): Cast
904 expressions to unsigned long long type to avoid format warnings.
905
661be1e2
ILT		 9062009-10-15 Ian Lance Taylor <iant@google.com>
907
12edd763 908 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 909 dot assignment to script_sections_.
12edd763
ILT		 910 * script-sections.cc (Script_sections::add_dot_assignment):
911 Initialize if necessary.
912
68b6574b
ILT		 913 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
914 program headers with no load segment if there is a linker script.
915
661be1e2
ILT		 916 * layout.cc (Layout::set_segment_offsets): Align the file offset
917 to the segment aligment for -N or -n with no load segment.
918 * output.cc (Output_segment::add_output_section): Don't crash if
919 the first section is a TLS section.
920 (Output_segment::set_section_list_addresses): Print an error
921 message if the address moves backward in a linker script.
922 * script-sections.cc
923 (Output_section_element_input::set_section_addresses): Don't
924 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
925 (Orphan_output_section::set_section_addresses): Likewise.
926
f15f61a7
DK		 9272009-10-15 Doug Kwan <dougkwan@google.com>
928
929 * layout.cc (Layout::finish_dynamic_section): Generate tags
930 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
931 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
932 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
933
82bb573a
ILT		 9342009-10-14 Ian Lance Taylor <iant@google.com>
935
936 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
937 fields.
938 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
939 data_shdr fields of relinfo.
940 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
941 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
942 R_386_TLS_LDO_32, adjust based on section flags.
943 (Target_i386::Relocate::fix_up_ldo): Remove.
944
374ad285
ILT		 9452009-10-13 Ian Lance Taylor <iant@google.com>
946
947 Add support for -pie.
948 * options.h (class General_options): Add -pie and
949 --pic-executable.
950 (General_options::output_is_position_independent): Test -pie.
951 (General_options::output_is_executable): Return true if not shared
952 and not relocatable.
953 (General_options::output_is_pie): Remove.
954 * options.cc (General_options::finalize): Reject incompatible uses
955 of -pie.
956 * gold.cc (queue_middle_tasks): A -pie link is not static.
957 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
958 * symtab.cc (Symbol::final_value_is_known): Return false if
959 output_is_position_independent.
960 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
961 output_is_position_independent.
962 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
963 output_is_position_independent.
964 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
965 output_is_position_independent.
966 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
967 two_file_pie_test.
968 (basic_pie_test.o, basic_pie_test): New targets.
969 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
970 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
971 (two_file_pie_test): New target.
972 * testsuite/Makefile.in: Rebuild.
973 * README: Remove note saying that -pie is not supported.
974
c6585162
ILT		 9752009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
976
977 * options.h (class General_options): Add -init and -fini.
978 * layout.cc (Layout::finish_dynamic_section): Emit
979 given init and fini functions.
980
032ce4e9
ST		 9812009-10-13 Sriraman Tallam <tmsriram@google.com>
982
983 * gc.h (gc_process_relocs): Check if icf is enabled using new
984 function.
985 * gold.cc (queue_initial_tasks): Likewise.
986 (queue_middle_tasks): Likewise.
987 * object.cc (do_layout): Likewise.
988 * symtab.cc (is_section_folded): Likewise.
989 * main.cc (main): Likewise.
990 * reloc.cc (Read_relocs::run): Likewise.
991 (Sized_relobj::do_scan_relocs): Likewise.
992 * icf.cc (is_function_ctor_or_dtor): New function.
993 (Icf::find_identical_sections): Check if function is ctor or dtor when
994 safe icf is chosen.
995 * options.h (General_options::icf): Change option to be an enum.
996 (Icf_status): New enum.
997 (icf_enabled): New method.
998 (icf_safe_folding): New method.
999 (set_icf_status): New method.
1000 (icf_status_): New variable.
1001 * (options.cc) (General_options::finalize): Set icf_status_.
1002 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1003 icf_test and icf_keep_unique_test to use the --icf enum flag.
1004 * testsuite/icf_safe_test.sh: New file.
1005 * testsuite/icf_safe_test.cc: New file.
1006
f345227a
ST		 10072009-10-12 Sriraman Tallam <tmsriram@google.com>
1008
1009 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1010 includes to gc.h and icf.h.
1011 * arm.cc: Include gc.h.
1012 * gold.cc: Likewise.
1013 * i386.cc: Likewise.
1014 * powerpc.cc: Likewise.
1015 * sparc.cc: Likewise.
1016 * x86_64.cc: Likewise.
1017 * gc.h: Include icf.h.
1018
1c7814ed
ILT		 10192009-10-11 Ian Lance Taylor <iant@google.com>
1020
1021 * plugin.cc: Include "gold.h" before other header files.
1022
ae3b5189
CD		 10232009-10-10 Chris Demetriou <cgd@google.com>
1024
1025 * options.h (Input_file_argument::Input_file_type): New enum.
1026 (Input_file_argument::is_lib_): Replace with...
1027 (Input_file_argument::type_): New member.
1028 (Input_file_argument::Input_file_argument): Take Input_file_type
1029 'type' rather than boolean 'is_lib' as second argument.
1030 (Input_file_argument::is_lib): Use type_.
1031 (Input_file_argument::is_searched_file): New function.
1032 (Input_file_argument::may_need_search): Handle is_searched_file.
1033 * options.cc (General_options::parse_library): Support -l:filename.
1034 (General_options::parse_just_symbols): Update for Input_file_argument
1035 changes.
1036 (Command_line::process): Likewise.
1037 * archive.cc (Archive::get_file_and_offset): Likewise.
1038 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1039 * script.cc (read_script_file, script_add_file): Likewise.
1040 * fileread.cc (Input_file::Input_file): Likewise.
1041 (Input_file::will_search_for): Handle is_searched_file.
1042 (Input_file::open): Likewise.
1043 * readsyms.cc (Read_symbols::get_name): Likewise.
1044 * testsuite/Makefile.am (searched_file_test): New test.
1045 * testsuite/Makefile.in: Regenerate.
1046 * testsuite/searched_file_test.cc: New file.
1047 * testsuite/searched_file_test_lib.cc: New file.
1048
f3048a1d
ILT		 10492009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1050 Ian Lance Taylor <iant@google.com>
1051
1052 * descriptor.cc: Include <cstdio> and "binary-io.h".
1053 (Descriptors::open): Open the files in binary mode always.
1054 * script.cc (Lex::get_token): Treat \r as whitespace.
1055
d4780e57
ILT		 10562009-10-09 Ian Lance Taylor <iant@google.com>
1057
1058 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1059
d9a893b8
ILT		 10602009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1061 Ian Lance Taylor <iant@google.com>
1062
1063 * configure.ac: Check for readv function also.
1064 * fileread.cc (readv): Define if not HAVE_READV.
1065 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1066 does not exist.
1067 * config.in: Regenerate.
1068 * configure: Regenerate.
1069
c0a62865
DK		 10702009-10-09 Doug Kwan <dougkwan@google.com>
1071
1072 * layout.cc (Layout::make_output_section): Call target hook to make
1073 ordinary output section.
1074 (Layout::finalize): Adjust parameter list of call the
1075 Target::may_relax().
1076 * layout.h (class Layout::section_list): New method.
1077 * merge.h (Output_merge_base::entsize): Change visibility to public.
1078 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1079 New methods.
1080 (Output_merge_string::do_is_string): New method.
1081 * object.cc (Sized_relobj::do_setup): renamed from
1082 Sized_relobj::set_up.
1083 * object.h (Sized_relobj::adjust_shndx,
1084 Sized_relobj::initializ_input_to_output_maps,
1085 Sized_relobj::free_input_to_output_maps): Change visibilities to
1086 protected.
1087 (Sized_relobj::setup): Virtualize.
1088 (Sized_relobj::do_setup): New method declaration.
1089 (Sized_relobj::invalidate_section_offset,
1090 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1091 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1092 * options.cc (parse_int): New function.
1093 * options.h (parse_int): New declaration.
1094 (DEFINE_int): New macro.
1095 (stub_group_size): New option.
1096 * output.cc (Output_section::Output_section): Initialize memebers
1097 merge_section_map_, merge_section_by_properties_map_,
1098 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1099 (Output_section::add_input_section): Handled deferred code-fill
1100 generation and remove an old comment.
1101 (Output_section::add_relaxed_input_section): New method definition.
1102 (Output_section::add_merge_input_section): Use merge section by
1103 properties map to speed to search. Update merge section maps
1104 as appropriate.
1105 (Output_section::build_relaxation_map): New method definition.
1106 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1107 Same.
1108 (Output_section::relax_input_section): Renamed to
1109 Output_section::convert_input_sections_to_relaxed_sections and change
1110 interface to take a vector of pointers to relaxed sections.
1111 (Output_section::find_merge_section,
1112 Output_section::find_relaxed_input_section): New method definitions.
1113 (Output_section::is_input_address_mapped,
1114 Output_section::output_offset, Output_section::output_address):
1115 Use output section data maps to speed up searching.
1116 (Output_section::find_starting_output_address): Add comments.
1117 (Output_section::do_write,
1118 Output_section::write_to_postprocessing_buffer): Do code-fill
1119 generation as appropriate.
1120 (Output_section::get_input_sections): Invalidate relaxed input section
1121 map.
1122 (Output_section::restore_states): Adjust type of checkpoint .
1123 Invalidate relaxed input section map.
1124 * output.h (Output_merge_base): New class declaration.
1125 (Input_section_specifier): New class defintion.
1126 (class Output_relaxed_input_section) Change base class to
1127 Output_section_data_build.
1128 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1129 base class initializer.
1130 (Output_section::add_relaxed_input_section): New method declaration.
1131 (Output_section::Input_section): Change visibility to protected.
1132 (Output_section::Input_section::relobj,
1133 Output_section::Input_section::shndx): Handle relaxed input sections.
1134 Output_section::input_sections) Change visibility to protected. Also
1135 define overload to return a non-const pointer.
1136 (Output_section::Merge_section_properties): New class defintion.
1137 (Output_section::Merge_section_by_properties_map,
1138 Output_section::Output_section_data_by_input_section_map,
1139 Output_section::Relaxation_map): New types.
1140 (Output_section::relax_input_section): Rename method to
1141 Output_section::convert_input_sections_to_relaxed_sections and change
1142 interface to take a vector of relaxed section pointers.
1143 (Output_section::find_merge_section,
1144 Output_section::find_relaxed_input_section,
1145 Output_section::build_relaxation_map,
1146 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1147 New method declarations.
1148 (Output_section::merge_section_map_
1149 Output_section::merge_section_by_properties_map_,
1150 Output_section::relaxed_input_section_map_,
1151 Output_section::is_relaxed_input_section_map_valid_,
1152 Output_section::generate_code_fills_at_write_): New data members.
1153 * script-sections.cc
1154 (Output_section_element_input::set_section_addresses): Call
1155 current_data_size and addralign methods of relaxed input sections.
1156 (Orphan_output_section::set_section_addresses): Call current_data_size
1157 and addralign methods of relaxed input sections.
1158 * symtab.cc (Symbol_table::compute_final_value): Extract template
1159 from the body of Symbol_table::sized_finalize_symbol.
1160 (Symbol_table::sized_finalized_symbol): Call
1161 Symbol_table::compute_final_value.
1162 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1163 (Symbol_table::compute_final_value): New templated method declaration.
1164 * target.cc (Target::do_make_output_section): New method defintion.
1165 * target.h (Target::make_output_section): New method declaration.
1166 (Target::relax): Add more parameters for input objects, symbol table
1167 and layout. Adjust call to do_relax.
1168 (Target::do_make_output_section): New method declaration.
1169 (Target::do_relax): Add parameters for input objects, symbol table
1170 and layout.
1171
d446d6c4
ILT		 11722009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1173
1174 * pread.c: Include stdio.h.
1175
bc06c745
ILT		 11762009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1177
1178 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1179 defined.
1180
75aea3d0
ILT		 11812009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1182
1183 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1184 Change read_shndx type to unsigned int.
1185 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1186 int.
1187 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1188 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1189 Change read_shndx type to unsigned int.
1190 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1191 int.
1192 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1193 * layout.cc (Layout::create_symtab_sections): Cast the result of
1194 local_symcount * symsize to off_t in the gold_assert.
1195
be8fcb75
ILT		 11962009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1197
1198 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1199 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1200 R_ARM_BASE_ABS.
1201 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1202 (Arm_relocate_functions::thm_abs5): New function.
1203 (Arm_relocate_functions::abs12): New function.
1204 (Arm_relocate_functions::abs16): New function.
1205 (Arm_relocate_functions::base_abs): New function.
1206 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1207 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1208 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1209 R_ARM_BASE_ABS.
1210 (Scan::global): Likewise.
1211 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1212 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1213 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1214 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1215 R_ARM_BASE_ABS.
1216
c2a122b6
ILT		 12172009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1218
1219 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1220 (Arm_relocate_functions::movt_prel): New function.
1221 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1222 (Arm_relocate_functions::thm_movt_prel): New function.
1223 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1224 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1225 (Scan::global, Relocate::relocate): Likewise.
1226 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1227
c4aa1e2d
ILT		 12282009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1229
1230 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1231 Incremental_checker.
1232 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1233 unsigned int.
1234 (class Incremental_inputs_header): New class.
1235 (Incremental_inputs_header_writer): Edit comment.
1236 (Incremental_inputs_entry): New class.
1237 (Incremental_inputs_entry_writer): Edit comment.
1238 (Sized_incremental_binary::do_find_incremental_inputs_section):
1239 Add *strtab_shndx parameter, fill it.
1240 (Sized_incremental_binary::do_check_inputs): New method.
1241 (Incremental_checker::can_incrementally_link_output_file): Use
1242 Sized_incremental_binary::check_inputs.
1243 (Incremental_inputs::report_command_line): Save command line in
1244 command_line_.
1245 * incremental.h:
1246 (Incremental_binary::find_incremental_inputs_section): New
1247 method.
1248 (Incremental_binary::do_find_incremental_inputs_section): Add
1249 strtab_shndx parameter.
1250 (Incremental_binary::do_check_inputs): New pure virtual method.
1251 (Sized_incremental_binary::do_check_inputs): Declare.
1252 (Incremental_checker::Incremental_checker): Add incremental_inputs
1253 parameter, use it to initialize incremental_inputs_.
1254 (Incremental_checker::incremental_inputs_): New field.
1255 (Incremental_checker::command_line): New method.
1256 (Incremental_checker::inputs): New method.
1257 (Incremental_checker::command_line_): New field.
1258
c549a694
ILT		 12592009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1260
1261 * incremental.cc: Include <cstdarg> and "target-select.h".
1262 (vexplain_no_incremental): New function.
1263 (explain_no_incremental): New function.
1264 (Incremental_binary::error): New method.
1265 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1266 method.
1267 (make_sized_incremental_binary): New function.
1268 (open_incremental_binary): New function.
1269 (can_incrementally_link_file): Add checks if output is ELF and has
1270 inputs section.
1271 * incremental.h: Include "elfcpp_file.h" and "output.h".
1272 (Incremental_binary): New class.
1273 (Sized_incremental_binary): New class.
1274 (open_incremental_binary): Declare.
1275 * object.cc (is_elf_object): Use
1276 elfcpp::Elf_recognizer::is_elf_file.
1277 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1278 * output.h (Output_file::filesize): New method.
1279
fd3c5f0b
ILT		 12802009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1281
1282 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1283 New function.
1284 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1285 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1286 function.
1287 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1288 function.
1289 (Arm_relocate_functions::movw_abs_nc): New function.
1290 (Arm_relocate_functions::movt_abs): New function.
1291 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1292 (Arm_relocate_functions::thm_movt_abs): New function.
1293 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1294 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1295 (Scan::global): Likewise.
1296 (Relocate::relocate): Likewise.
1297 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1298
7f5309a5
ILT		 12992009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1300
1301 * arm.cc (Arm_relocate_functions::got_prel) New function.
1302 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1303 (Relocate::relocate): Likewise.
1304 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1305
364c7fa5
ILT		 13062009-10-06 Ian Lance Taylor <iant@google.com>
1307
1308 * options.h (class General_options): Define
1309 split_stack_adjust_size parameter.
1310 * object.h (class Object): Add uses_split_stack_ and
1311 has_no_split_stack_ fields. Add uses_split_stack and
1312 has_no_split_stack accessor functions. Declare
1313 handle_split_stack_section.
1314 (class Reloc_symbol_changes): Define.
1315 (class Sized_relobj): Define Function_offsets. Declare
1316 split_stack_adjust, split_stack_adjust_reltype, and
1317 find_functions.
1318 * object.cc (Object::handle_split_stack_section): New function.
1319 (Sized_relobj::do_layout): Call handle_split_stack_section.
1320 * dynobj.cc (Sized_dynobj::do_layout): Call
1321 handle_split_stack_section.
1322 * reloc.cc (Sized_relobj::relocate_sections): Call
1323 split_stack_adjust for executable sections in split_stack
1324 objects. Pass reloc_map to relocate_section.
1325 (Sized_relobj::split_stack_adjust): New function.
1326 (Sized_relobj::split_stack_adjust_reltype): New function.
1327 (Sized_relobj::find_functions): New function.
1328 * target-reloc.h: Include "object.h".
1329 (relocate_section): Add reloc_symbol_changes parameter. Change
1330 all callers.
1331 * target.h (class Target): Add calls_non_split method. Declare
1332 do_calls_non_split virtual method. Declare match_view and
1333 set_view_to_nop.
1334 * target.cc: Include "elfcpp.h".
1335 (Target::do_calls_non_split): New function.
1336 (Target::match_view): New function.
1337 (Target::set_view_to_nop): New function.
1338 * gold.cc (queue_middle_tasks): Give an error if mixing
1339 split-stack and non-split-stack objects with -r.
1340 * i386.cc (Target_i386::relocate_section): Add
1341 reloc_symbol_changes parameter.
1342 (Target_i386::do_calls_non_split): New function.
1343 * x86_64.cc (Target_x86_64::relocate_section): Add
1344 reloc_symbol_changes parameter.
1345 (Target_x86_64::do_calls_non_split): New function.
1346 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1347 parameter.
1348 * powerpc.cc (Target_powerpc::relocate_section): Add
1349 reloc_symbol_changes parameter.
1350 * sparc.cc (Target_sparc::relocate_section): Add
1351 reloc_symbol_changes parameter.
1352 * configure.ac: Call AM_CONDITIONAL for the default target.
1353 * configure: Rebuild.
1354 * testsuite/Makefile.am (TEST_AS): New variable.
1355 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1356 (check_DATA): Add split_i386 and split_x86_64 files.
1357 (SPLIT_DEFSYMS): Define.
1358 (split_i386_[1234n].o): New targets.
1359 (split_i386_[124]): New targets.
1360 (split_i386_[1234r].stdout): New targets.
1361 (split_x86_64_[1234n].o): New targets.
1362 (split_x86_64_[124]): New targets.
1363 (split_x86_64_[1234r].stdout): New targets.
1364 (MOSTLYCLEANFILES): Add new executables.
1365 * testsuite/split_i386.sh: New file.
1366 * testsuite/split_x86_64.sh: New file.
1367 * testsuite/split_i386_1.s: New file.
1368 * testsuite/split_i386_2.s: New file.
1369 * testsuite/split_i386_3.s: New file.
1370 * testsuite/split_i386_4.s: New file.
1371 * testsuite/split_i386_n.s: New file.
1372 * testsuite/split_x86_64_1.s: New file.
1373 * testsuite/split_x86_64_2.s: New file.
1374 * testsuite/split_x86_64_3.s: New file.
1375 * testsuite/split_x86_64_4.s: New file.
1376 * testsuite/split_x86_64_n.s: New file.
1377 * testsuite/testfile.cc (Target_test): Update relocation_section
1378 function.
1379 * testsuite/Makefile.in: Rebuild.
1380
e8a9fcda
ILT		 13812009-10-06 Ian Lance Taylor <iant@google.com>
1382
1383 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1384 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1385 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1386 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1387 the address on ldo_addrs_.
1388 (Target_i386::Relocate::fix_up_ldo): New function.
1389
e99daf92
ILT		 13902009-10-06 Rafael Espindola <espindola@google.com>
1391
1392 * plugin.cc (add_input_library): New.
1393 (Plugin::load): Add add_input_library to tv.
1394 (Plugin_manager::add_input_file): Add the is_lib argument.
1395 (add_input_file): Update call to Plugin_manager::add_input_file.
1396 (add_input_library): New.
1397 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1398
966d4097
DK		 13992009-09-30 Doug Kwan <dougkwan@google.com>
1400
1401 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1402 symbol and call Symbol::may_need_copy_reloc to determine if
1403 a copy reloc is needed.
1404 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1405 nocopyreloc is given in command line.
1406 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1407 given in command line.
1408 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1409 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1410 of the removed Target_i386::may_need_copy_reloc.
1411 * options.h (copyreloc): New option with default value false.
1412 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1413 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1414 instead of the removed Target_powerpc::may_need_copy_reloc.
1415 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1416 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1417 instead of the removed Target_sparc::may_need_copy_reloc.
1418 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1419 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1420 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1421 instead of the removed Target_x86_64::may_need_copy_reloc.
1422
029ba973
ILT		 14232009-09-30 Ian Lance Taylor <iant@google.com>
1424
1425 * object.h (class Object): Remove target_ field, and target,
1426 sized_target, and set_target methods.
1427 (Object::sized_target): Remove.
1428 (class Sized_relobj): Update declarations. Remove sized_target.
1429 * object.cc (Sized_relobj::setup): Remove target parameter.
1430 Change all callers.
1431 (Input_objects::add_object): Don't do anything with the target.
1432 (make_elf_sized_object): Add punconfigured parameter. Change all
1433 callers. Set or test parameter target.
1434 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1435 Change all callers.
1436 * parameters.cc (Parameters::set_target): Change parameter type to
1437 be non-const.
1438 (Parameters::default_target): Remove.
1439 (set_parameters_target): Change parameter type to be non-const.
1440 (parameters_force_valid_target): New function.
1441 (parameters_clear_target): New function.
1442 * parameters.h (class Parameters): Update declarations. Remove
1443 default_target method. Add sized_target and clear_target
1444 methods. Change target_ to be non-const.
1445 (set_parameters_target): Update declaration.
1446 (parameters_force_valid_target): Declare.
1447 (parameters_clear_target): Declare.
1448 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1449 as NULL if we aren't searching.
1450 (Add_symbols::run): Don't check for compatible target.
1451 * fileread.cc (Input_file::open_binary): Call
1452 parameters_force_valid_target.
1453 * gold.cc (queue_middle_tasks): Likewise.
1454 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1455 set_target on object.
1456 * dynobj.h (class Sized_dynobj): Update declarations.
1457 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1458 make_elf_object returns NULL.
1459 (Archive::include_member): Don't check whether object target is
1460 compatible.
1461 * output.cc (Output_section::add_input_section): Get target from
1462 parameters.
1463 (Output_section::relax_input_section): Likewise.
1464 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1465 parameters.
1466 (Sized_relobj::do_scan_relocs): Likewise.
1467 (Sized_relobj::relocate_sections): Likewise.
1468 * resolve.cc (Symbol_table::resolve): Likewise.
1469 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1470 parameter. Change all callers.
1471 (Symbol_table::add_from_object): Get target from parameters.
1472 (Symbol_table::add_from_relobj): Don't check object target.
1473 (Symbol_table::add_from_dynobj): Likewise.
1474 (Symbol_table::define_special_symbol): Get target from
1475 parameters.
1476 * symtab.h (class Symbol_table): Update declaration.
1477 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1478 parameter. Change all callers. Clear parameter target.
1479 (Binary_test): Test target here.
1480 * testsuite/object_unittest.cc (gold_testsuite): Remove
1481 target_test_pointer parameter. Change all callers.
1482 (Object_test): Test target here.
1483
a6a22b83
ILT		 14842009-09-26 Ian Lance Taylor <iant@google.com>
1485
1486 * testsuite/initpri1.c: Don't try to use constructor priorities if
1487 compiling with gcc before 4.3.
1488
6a8f49fe
ILT		 14892009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1490
1491 * testsuite/retain_symbols_file_test.sh (check_present): Change
1492 output file name to retain_symbols_file_test.stdout.
1493 (check_absent): Likewise.
1494
8c604651
CS		 14952009-09-18 Craig Silverstein <csilvers@google.com>
1496
1497 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1498 * options.cc: Include <cerrno> and <fstream>.
1499 (General_options::finalize): Parse -retain-symbols-file tag.
1500 * options.h: New flag.
1501 (General_options): New method should_retain_symbol, new
1502 variable symbols_to_retain.
1503 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1504 should_retain_symbol map.
1505 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1506 * testsuite/Makefile.in: Regenerate.
1507 * testsuite/retain_symbols_file_test.sh: New file.
1508
ca58b19f
NC		 15092009-09-18 Nick Clifton <nickc@redhat.com>
1510
1511 * po/es.po: Updated Spanish translation.
1512
20e6d0d6
DK		 15132009-09-17 Doug Kwan <dougkwan@google.com>
1514
1515 * debug.h (DEBUG_RELAXATION): New constant.
1516 (DEBUG_ALL): Add DEBUG_RELAXATION.
1517 (debug_string_to_enum): Add relaxation debug option.
1518 * layout.cc
1519 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1520 Layout::Relaxation_debug_check::read_sections,
1521 Layout::Relaxation_debug_check::read_sections): New method definitions.
1522 (Layout::Layout): Initialize data members
1523 record_output_section_data_from_scrips_,
1524 script_output_section_data_list_ and relaxation_debug_check_.
1525 (Layout::save_segments, Layout::restore_segments,
1526 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1527 Layout::relaxation_loop_body): New method definitions.
1528 (Layout::finalize): Support relaxation. Move section layout code to
1529 Layout::relaxation_loop_body.
1530 (Layout::set_asection_address_from_script): Move code for orphan
1531 section placement out.
1532 (Layout::place_orphan_sections_in_script): New method definition.
1533 * layout.h (Output_segment_headers, Output_file_header):
1534 New forward class declarations.
1535 (Layout::~Layout): Define.
1536 (Layout::new_output_section_data_from_script): New method definition.
1537 (Layout::place_orphan_sections_in_script): New method declaration.
1538 (Layout::Segment_states): New type declaration.
1539 (Layout::save_segments, Layout::restore_segments,
1540 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1541 Layout::relaxation_loop_body): New method declarations.
1542 (Layout::Output_section_data_list): New type declaration.
1543 (Layout::Relaxation_debug_check): New class definition.
1544 (Layout::record_output_section_data_from_script_,
1545 Layout::script_output_section_data_list_, Layout::segment_states_,
1546 Layout::relaxation_debug_check_): New data members.
1547 * output.cc: (Output_section_headers::do_size): New method definition.
1548 (Output_section_headers::Output_section_headers): Move size
1549 computation to Output_section_headers::do_size.
1550 (Output_segment_headers::do_size): New method definition.
1551 (Output_file_header::Output_file_header): Move size computation to
1552 Output_file_header::do_size and call it.
1553 (Output_file_header::do_size): New method definition.
1554 (Output_data_group::Output_data_group): Adjust call to
1555 Output_section_data.
1556 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1557 (Output_symtab_xindex::do_write): Add array bound check.
1558 (Output_section::Input_section::print_to_mapfile): Handle
1559 RELAXED_INPUT_SECTION_CODE.
1560 (Output_section::Output_section): Initialize data member checkpoint_.
1561 (Output_section::~Output_section): Delete checkpoint object pointed
1562 by checkpoint_.
1563 (Output_section::add_input_section): Always add an Input_section if
1564 relaxing.
1565 (Output_section::add_merge_input_section): Add assert.
1566 (Output_section::relax_input_section): New method definition.
1567 (Output_section::set_final_data_size): Set load address to zero for
1568 an unallocated section.
1569 (Output_section::do_address_and_file_offset_have_reset_values):
1570 New method definition.
1571 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1572 Handle relaxed input section.
1573 (Output_section::sort_attached_input_sections): Checkpoint input
1574 section list lazily.
1575 (Output_section::get_input_sections): Change type of input_sections to
1576 list of Simple_input_section pointers. Checkpoint input section list
1577 lazily. Also handle relaxed input sections.
1578 (Output_section::add_input_section_for_script): Take a reference to
1579 a Simple_input_section object instead of Relobj pointer and section
1580 index as parameter. Handle relaxed input sections.
1581 (Output_section::save_states, Output_section::restore_states): New
1582 method definitions.
1583 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1584 (Output_data::is_data_size_fixed): New method definition.
1585 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1586 if it is fixed.
1587 (Output_data::address_and_file_offset_have_reset_values): New method
1588 definition.
1589 (Output_data::do_address_and_file_offset_have_reset_values): New method
1590 definition.
1591 (Output_data::set_data_size): Check that data size is not fixed.
1592 (Output_data::fix_data_size): New method definition.
1593 (Output_data::is_data_size_fixed_): New data member.
1594 (Output_section_headers::set_final_data_size): New method definition.
1595 (Output_section_headers::do_size): New method declaration.
1596 (Output_segment_headers::set_final_data_size): New method definition.
1597 (Output_segment_headers::do_size): New method declaration.
1598 (Output_file_header::set_final_data_size)::New method definition.
1599 (Output_file_header::do_size)::New method declaration.
1600 (Output_section_data::Output_section_data): Add new parameter
1601 is_data_size_fixed and use it to fix data size.
1602 (Output_data_const::Output_data_const): Adjust call to base class
1603 constructor and fix data size.
1604 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1605 base class constructor and fix data size.
1606 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1607 base class constructor and fix data size.
1608 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1609 class constructor and fix data size.
1610 (Output_data_group::set_final_data_size): New method definition.
1611 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1612 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1613 class constructor and fix data size.
1614 (Output_relaxed_input_section): New class definition.
1615 (Output_section::Simple_input_section): New class definition.
1616 (Output_section::get_input_sections): Adjust parameter list.
1617 (Output_section::add_input_section_for_script): Same.
1618 (Output_section::save_states, Output_section::restore_states,
1619 Output_section::do_address_and_file_offset_have_reset_values,
1620 (Output_section::Input_section::Input_section): Handle
1621 RELAXED_INPUT_SECTION_CODE. Add new overload for
1622 Output_relaxed_input_section.
1623 (Output_section::Input_section::is_input_section,
1624 Output_section::Input_section::set_output_section): Handle relaxed
1625 input section.
1626 (Output_section::Input_section::is_relaxed_input_section,
1627 Output_section::Input_section::output_section_data,
1628 Output_section::Input_section::relaxed_input_section): New method
1629 definitions.
1630 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1631 value.
1632 (Output_section::Input_section::u1_): Update comments.
1633 (Output_section::Input_section::u2_): Add new union member poris.
1634 (Output_section::Checkpoint_output_section): New classs definition.
1635 (Output_section::relax_input_section): New method declaration.
1636 (Output_section::checkpoint_): New data member.
1637 (Output_segment): Update comments.
1638 (Output_segment::Output_segment): Un-privatize copy constructor.
1639 (Output_segment::operator=): Un-privatize.
1640 * script-sections.cc (Output_section_element::Input_section_list):
1641 Change element type to Output_section::Simple_input_section.
1642 (Output_section_element_dot_assignment::set_section_addresses):
1643 Register output section data for relaxation clean up.
1644 (Output_data_exression::Output_data_expression): Adjust call to base
1645 constructor to fix data size.
1646 (Output_section_element_data::set_section_addresses): Register
1647 Output_data_expression object for relaxation clean up.
1648 (struct Input_section_info): Replace Relobj pointer and section index
1649 pair with Output_section::Simple_input_section and Convert struct to a
1650 class.
1651 (Input_section_sorter::operator()): Adjust access to
1652 Input_section_info data member to use accessors.
1653 (Output_section_element_input::set_section_addresses): Use layout
1654 parameter. Adjust code to use Output_section::Simple_input_section
1655 and Input_secction_info classes. Register filler for relaxation
1656 clean up.
1657 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1658 and section index pair with Output_section::Simple_input_section
1659 class. Adjust code accordingly.
1660 (Phdrs_element::release_segment): New method definition.
1661 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1662 segment list.
1663 (Script_sections::release_segments): New method definition.
1664 * gold/script-sections.h (Script_sections::release_segments): New
1665 method declaration.
1666 * gold/target.h (Target::may_relax, Target::relax,
1667 Target::do_may_relax, Target::do_relax): New method definitions.
1668
5e445df6
ILT		 16692009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1670
1671 * arm.cc (has_signed_unsigned_overflow): New function.
1672 (Arm_relocate_functions::abs8): New function.
1673 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1674 (Target_arm::Scan::global): Likewise.
1675 (Target_arm::relocate::relocate): Likewise.
1676 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1677 Likewise.
1678
8c604651 16792009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 1680
1681 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1682 * testsuite/Makefile.in: Regenerate.
1683
1e9cc1c2
NC		 16842009-09-11 Nick Clifton <nickc@redhat.com>
1685
1686 * po/gold.pot: Updated by the Translation project.
1687
6a89f575
CC		 16882009-09-08 Cary Coutant <ccoutant@google.com>
1689
1690 * output.cc (Output_file::open): Add execute permission to empty file.
1691 * testsuite/Makefile.am (permission_test): New test.
1692 * testsuite/Makefile.in: Regenerate.
1693
fdcac5af
ILT		 16942009-09-02 Ian Lance Taylor <iant@google.com>
1695
1696 * output.cc (Output_file::resize): Call map_no_anonymous rather
1697 than map.
1698
44453f85
ILT		 16992009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1700
1701 * gold.cc: Include "incremental.h".
1702 (queue_initial_tasks): Call Incremental_checker methods.
1703 * incremental.cc: Include "output.h".
1704 (Incremental_checker::can_incrementally_link_output_file): New
1705 method.
1706 * incremental.h (Incremental_checker): New class.
1707
1708 * output.cc (Output_file::open_for_modification): New method.
1709 (Output_file::map_anonymous): Changed return type to bool. Record
1710 map in base_ field.
1711 (Output_file::map_no_anonymous): New method, broken out of map.
1712 (Output_file::map): Use map_no_anonymous and map_anonymous.
1713 * output.h (class Output_file): Update declarations.
1714
293c1386
CC		 17152009-08-24 Cary Coutant <ccoutant@google.com>
1716
1717 * options.h (Command_line::Pre_options): New class.
1718 (Command_line::pre_options): New member.
1719 * options.cc (gold::options::ready_to_register): New variable.
1720 (One_option::register_option): Do nothing if not registering options.
1721 Assert if same short option registered twice.
1722 (General_options::General_options): Turn off option registration when
1723 done constructing.
1724 (Command_line::Pre_options::Pre_options): New constructor.
1725
f773f3d2
CC		 17262009-08-24 Cary Coutant <ccoutant@google.com>
1727
06a73cfe
CC		 1728 * options.h (General_options::no_keep_memory): Remove incorrect
1729 short option.
f773f3d2 1730
a15af8e2
RW		 17312009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1732
1733 * Makefile.am (am__skiplex, am__skipyacc): New.
1734 * Makefile.in: Regenerate.
1735
c462b41b
RW		 17362009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1737
14ec8efd
RW		 1738 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1739 (INCLUDES): ... this.
1740 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1741 (AM_CPPFLAGS): Renamed from ...
1742 (INCLUDE): ... this.
1743 * Makefile.in, testsuite/Makefile.in: Regenerate.
1744
81ecdfbb
RW		 1745 * Makefile.in: Regenerate.
1746 * aclocal.m4: Likewise.
1747 * config.in: Likewise.
1748 * configure: Likewise.
1749 * testsuite/Makefile.in: Likewise.
1750
c462b41b
RW		 1751 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1752 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1753 * Makefile.in: Regenerate.
1754 * testsuite/Makefile.in: Regenerate.
1755
2da73f13
CC		 17562009-08-19 Cary Coutant <ccoutant@google.com>
1757
1758 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1759 symbols in shared libraries overridden by hidden or internal symbols
1760 in the main program.
1761
2db70501
CD		 17622009-08-19 Chris Demetriou <cgd@google.com>
1763
1764 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1765 checking source file names in error messages.
1766
f733487b
DK		 17672009-08-18 Doug Kwan <dougkwan@google.com>
1768
1769 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1770 an elcpp::Ehdr as parameter. Adjust call to set_target.
1771 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1772 an elfcpp::Ehdr as parameter.
1773 * object.cc (Object::set_target): Remove the version that looks up
1774 a target and sets it.
1775 (Sized_relobj::setup): Take a Target object instead of
1776 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1777 (make_elf_sized_object): Find target and ask target to
1778 make an ELF object.
1779 * object.h: (Object::set_target): Remove the version that looks up
1780 a target and sets it.
1781 (Sized_relobj::setup): Take a Target object instead of
1782 an elfcpp:Ehdr as parameter.
1783 * target.cc: Include dynobj.h.
1784 (Target::do_make_elf_object_implementation): New.
1785 (Target::do_make_elf_object): New.
1786 * target.h (Target::make_elf_object): New template declaration.
1787 (Target::do_make_elf_object): New method declarations.
1788 (Target::do_make_elf_object_implementation): New template declaration.
1789
cc70f101
ILT		 17902009-08-14 Ian Lance Taylor <iant@google.com>
1791
1792 * gold.h (FUNCTION_NAME): Define.
1793 (gold_unreachable): Use FUNCTION_NAME.
1794
ef5e0cb1
ST		 17952009-08-12 Sriraman Tallam <tmsriram@google.com>
1796
1797 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1798 symbol in the --keep-unique list is not found.
1799
48c187ce
ST		 18002009-08-12 Sriraman Tallam <tmsriram@google.com>
1801
1802 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1803 been maked as --keep-unique.
1804 (Icf::unfold_section): New function.
1805 * icf.h (Icf::unfold_section): New function.
1806 * options.h (General_options::keep_unique): New option.
1807 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1808 * testsuite/Makefile.in: Regenerate.
1809 * testsuite/icf_keep_unique_test.sh: New file.
1810 * testsuite/icf_keep_unique_test.cc: New file.
1811
645afe0c
CC		 18122009-08-12 Cary Coutant <ccoutant@google.com>
1813
1814 PR 10471
1815 * resolve.cc (Symbol_table::resolve): Check for references from
1816 dynamic objects to hidden and internal symbols.
1817 * testsuite/Makefile.am (hidden_test.sh): New test.
1818 * testsuite/Makefile.in: Regenerate.
1819 * testsuite/hidden_test.sh: New script.
1820 * testsuite/hidden_test_1.c: New test source.
1821 * testsuite/hidden_test_main.c: New test source.
1822
11af873f
DK		 18232009-08-11 Doug Kwan <dougkwan@google.com>
1824
1825 * arm.cc: Update comments.
1826 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1827 segment to locate the .ARM.exidx section if present.
1828
b9f7d72d
DK		 18292009-08-09 Doug Kwan <dougkwan@google.com>
1830
1831 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1832 patch.
1833
ddd3c53c
ST		 18342009-08-07 Sriraman Tallam <tmsriram@google.com>
1835 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1836 compiler warnings.
1837
27721062
ST		 18382009-08-06 Sriraman Tallam <tmsriram@google.com>
1839
1840 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1841 valid tls_segment only for non-debug-section relocations.
1842 * testsuite/Makefile.am: Add gc_tls_test.
1843 * testsuite/Makefile.in: Regenerate.
1844 * testsuite/gc_tls_test.cc: New file.
1845 * testsuite/gc_tls_test.sh: New file.
1846
ef15dade
ST		 18472009-08-05 Sriraman Tallam <tmsriram@google.com>
1848
1849 * icf.cc: New file.
1850 * icf.h: New file.
1851 * Makefile.am (CCFILES): Add icf.cc.
1852 (HFILES): Add icf.h
1853 * Makefile.in: Regenerate.
1854 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1855 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1856 section, symbol and addend information for the relocs.
1857 * gold.cc (queue_middle_tasks): Call identical code folding.
1858 * gold.h: Add defines for multimap.
1859 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1860 to the call of finalize_local_symbols.
1861 * main.cc (main): Create object of class Icf.
1862 * object.cc (Sized_relobj::do_layout): Allow this function to be
1863 called twice during icf.
1864 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1865 to sections marked as identical by icf.
1866 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1867 when available.
1868 (Sized_relobj::do_section_entsize): New function.
1869 * object.h (Object::section_entsize): New function.
1870 (Object::do_section_entsize): New pure virtual function.
1871 (Relobj::finalize_local_symbols): Add new parameter.
1872 (Relobj::do_section_entsize): New function.
1873 * options.h (General_options::icf): New option.
1874 (General_options::icf_iterations): New option.
1875 (General_options::print_icf_sections): New option.
1876 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1877 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1878 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1879 icf.
1880 * symtab.cc (Symbol_table::is_section_folded): New function.
1881 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1882 to sections marked as identical by icf.
1883 * symtab.h (Symbol_table::set_icf): New function.
1884 (Symbol_table::icf): New function.
1885 (Symbol_table::is_section_folded): New function.
1886 (Symbol_table::icf_): New data member.
1887 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1888 * testsuite/Makefile.am: Add commands to build icf_test.
1889 * testsuite/Makefile.in: Regenerate.
1890 * testsuite/icf_test.sh: New file.
1891 * testsuite/icf_test.cc: New file.
1892
c3b65ac4
CD		 18932009-07-24 Chris Demetriou <cgd@google.com>
1894
1895 * layout.cc (is_compressible_debug_section): Fix incorrect
1896 comment about compressed section names.
1897
1caf2c51
ILT		 18982009-07-20 Ian Lance Taylor <ian@airs.com>
1899
1900 PR 10419
1901 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1902
1ef4d87f
ILT		 19032009-07-16 Ian Lance Taylor <iant@google.com>
1904
1905 PR 10400
1906 * layout.h: #include <map>.
1907 (class Kept_section): Change from struct to class. Add accessors
1908 and setters. Add section size to Comdat_group mapping. Change
1909 Comdat_group to std::map. Add is_comdat_ field. Add
1910 linkonce_size field in union.
1911 (class Layout): Update declaration of find_or_add_kept_section.
1912 Don't declare find_kept_object.
1913 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1914 parameter. Add object, shndx, is_comdat, and is_group_name
1915 parameters. Change all callers. Adjust for new Kept_section.
1916 (Layout::find_kept_object): Remove.
1917 * object.cc (Sized_relobj::include_section_group): Update use of
1918 Kept_section. Rename secnum to shndx. Only record
1919 Kept_comdat_section if sections are the same size.
1920 (Sized_relobj::include_linkonce_section): Update use of
1921 Kept_section. Only record Kept_comdat_section if sections are the
1922 same size. Set size of linkonce section.
1923 (Sized_relobj::map_to_kept_section): Update call to
1924 get_kept_comdat_section.
1925 * object.h (class Sized_relobj): Rename fields in
1926 Kept_comdat_section to drop trailing underscores; change object
1927 field to Relobj*. Change Kept_comdat_section_table to store
1928 struct rather than pointer.
1929 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1930 Add kept_object and kept_shndx parameters. Change all callers.
1931 (Sized_relobj::get_kept_comdat_section): Change return type to
1932 bool. Add kept_object and kept_shndx parameters. Change all
1933 callers.
1934 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1935 Layout::find_or_add_kept_section.
1936
37c3b7b0
ILT		 19372009-07-09 Ian Lance Taylor <iant@google.com>
1938
1939 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1940 Reserve space in the hash table.
1941
98fa85cb
ILT		 19422009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1943
1944 * fileread.cc (File_read::get_mtime): New method.
1945 * fileread.h (Timespec): New structure.
1946 (File_read::get_mtime): New method.
1947 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1948 Renamed from timestamp_nsec.
1949 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1950 Elf_Xword.
1951 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1952 timestamp_nsec.
1953 (Incremental_inputs::report_archive): Save mtime; style fix.
1954 (Incremental_inputs::report_obejct): Save mtime; style fix.
1955 (Incremental_inputs::report_script): Save mtime; style fix.
1956 (Incremental_inputs::finalize_inputs): Style fix.
1957 (Incremental_inputs::finalize): Style fix.
1958 (Incremental_inputs::create_input_section_data): Store inputs
1959 mtime.
1960 * incremental.h (Incremental_inputs::report_script): Add mtime
1961 argument.
1962 (Incremental_inputs::Input_info::Input_info): Intialize only one
1963 union member.
1964 (Incremental_inputs::Input_info::archive): Move to nameless
1965 union.
1966 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1967 (Incremental_inputs::Input_info::script): Move to nameless union.
1968 (Incremental_inputs::mtime): New field.
1969 * script.cc (read_input_script): Pass file mtime to
1970 Incremental_input.
1971 * script.h (Script_info::inputs): Style fix.
1972
c9d70757
ILT		 19732009-07-01 Ian Lance Taylor <ian@airs.com>
1974
1975 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1976 instead of 32.
1977
9c547ec3
ILT		 19782009-06-24 Ian Lance Taylor <iant@google.com>
1979
1980 PR 10156
1981 * layout.cc (Layout::choose_output_section): If we find an
1982 existing section, update the flags.
1983 (Layout::create_notes): New function, broken out of
1984 Layout::finalize.
1985 (Layout::finalize): Don't create note sections.
1986 (Layout::create_note): Don't crash if linker script discards
1987 section.
1988 (Layout::create_gold_note): Likewise.
1989 (Layout::create_build_id): Likewise. Don't set
1990 after_input_sections on the section.
1991 (Layout::create_executable_stack_info): Remove target parameter.
1992 Change caller.
1993 * layout.h (class Layout): Declare create_notes. Update
1994 declaration of create_executable_stack_info.
1995 * gold.cc (queue_middle_tasks): Call create_notes.
1996 * output.cc (Output_section::update_flags_for_input_section): Move
1997 here from output.h. If SHF_ALLOC flag is newly set, mark address
1998 invalid.
1999 * output.h (Output_data::mark_address_invalid): New function.
2000 (class Output_section): Only declare, not define,
2001 update_flags_for_input_section. Remove set_flags.
2002
55458500
ILT		 20032009-06-24 Ian Lance Taylor <iant@google.com>
2004
2005 * script-sections.cc (Output_section_definition::
2006 set_section_addresses): Rename shadowing local load_address to
2007 laddr.
2008
1307d6cd
ILT		 20092009-06-24 Ian Lance Taylor <iant@google.com>
2010
2011 PR 10244
2012 * reloc.cc (relocate_sections): Skip empty relocation sections.
2013
ec3f783e
ILT		 20142009-06-23 Ian Lance Taylor <iant@google.com>
2015
2016 PR 10156
2017 * layout.cc (Layout::create_note): Use choose_output_section
2018 rather than make_output_section.
2019
459c9f1c
ILT		 20202009-06-23 Ian Lance Taylor <iant@google.com>
2021
2022 PR 10237
2023 * options.cc (General_options::parse_V): Set printed_version_.
2024 (General_options::General_options): Initialize printed_version_.
2025 * options.h (class General_options): Add printed_version_ field.
2026 * gold.cc (queue_initial_tasks): If there are no input files,
2027 don't give a fatal error if we printed the version information.
2028 (queue_middle_tasks): If using -r with a shared object, give a
2029 fatal error rather than an ordinary error.
2030
1518dc8f
ILT		 20312009-06-23 Ian Lance Taylor <iant@google.com>
2032
2033 PR 10219
2034 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2035 (Layout::make_output_section): Set have_stabstr_section_ if we see
2036 a .stab*str section.
2037 (Layout::finalize): Call link_stabs_sections.
2038 (Layout::link_stabs_sections): New file.
2039 * layout.h (class Layout): Add have_stabstr_section_ field.
2040 Declare link_stabs_sections.
2041
3d857b98
DK		 20422009-06-23 Doug Kwan <dougkwan@google.com>
2043
2044 * Makefile.am (libgold_a_LIBADD): New.
2045 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2046 * Makefile.in: Regenerate.
2047 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2048 * configure: Regenerate.
2049 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2050 * fileread.cc: Include sys/state.h
2051 * gold.h: Declare memmem and strndup if found missing.
2052 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2053
0639a6f6
ILT		 20542009-06-23 Ian Lance Taylor <iant@google.com>
2055
2056 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2057 * configure: Rebuild.
2058
8d63875c
ILT		 20592009-06-23 Ian Lance Taylor <iant@google.com>
2060
2061 PR 10147
2062 * object.cc (Object::section_contents): Don't try to get a view if
2063 the section has length zero.
2064 (Object::handle_gnu_warning_section): If the section is empty, use
2065 the name of the section as the warning.
2066
f7c8a183
ILT		 20672009-06-23 Ian Lance Taylor <iant@google.com>
2068
2069 PR 10133
2070 * stringpool.h (class Stringpool_template): Add optimize_ field.
2071 (Stringpool_template::set_optimize): New function.
2072 * stringpool.cc (Stringpool_template::Stringpool_template):
2073 Initialize optimize_ field.
2074 (Stringpool_template::set_string_offsets): Test local optimize
2075 fild rather than parameter.
2076 * layout.cc (Layout::Layout): Call set_optimize on the section
2077 name stringpool.
2078
e6a307ba
ILT		 20792009-06-22 Ian Lance Taylor <iant@google.com>
2080
2081 PR 10030
2082 * yyscript.y: Parse TARGET.
2083 * script.cc (script_set_target): New function.
2084 * script-c.h (script_set_target): Declare.
2085 * options.cc (General_options::string_to_object_format): Rename
2086 from string_to_object_format in anonymous namespace. Change
2087 callers.
2088 * options.h (class General_options): Declare
2089 string_to_object_format.
2090
3ee173de
ILT		 20912009-06-22 Ian Lance Taylor <iant@google.com>
2092
2093 * script-sections.cc (Script_sections::create_segments): Don't put
2094 program headers in a PT_LOAD segment if -n or -N.
2095
20962009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2097
2098 PR 10141
2099 * options.h (class General_options): Add -z lazy and -z now. Sort
2100 -z options into alphabetical order.
2101 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2102
cd6739a1 21032009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2104
2105 * layout.cc (Layout::make_output_section): Call
2106 Target::new_output_section.
2107 (Layout::attach_allocated_section_to_segment): Put large section
2108 sections in a separate load segment with the large segment flag
2109 set.
2110 (Layout::segment_precedes): Sort large data segments after other
2111 load segments.
2112 (align_file_offset): New static function.
2113 (Layout::set_segment_offsets): Use align_file_offset.
2114 * output.h (class Output_section): Add is_small_section_ and
2115 is_large_section_ fields.
2116 (Output_section::is_small_section): New function.
2117 (Output_section::set_is_small_section): New function.
2118 (Output_section::is_large_section): New function.
2119 (Output_section::set_is_large_section): New function.
2120 (Output_section::is_large_data_section): New function.
2121 (class Output_segment): Add is_large_data_segment_ field.
2122 (Output_segment::is_large_data_segment): New function.
2123 (Output_segment::set_is_large_data_segment): New function.
2124 * output.cc (Output_section::Output_section): Initialize new
2125 fields.
2126 (Output_segment::Output_segment): Likewise.
2127 (Output_segment::add_output_section): Add assertion that large
2128 data sections always go in large data segments. Force small data
2129 sections to the end of the list of data sections. Force small BSS
2130 sections to the start of the list of BSS sections. For large BSS
2131 sections to the end of the list of BSS sections.
2132 * symtab.h (class Symbol): Declare is_common_shndx.
2133 (Symbol::is_defined): Check Symbol::is_common_shndx.
2134 (Symbol::is_common): Likewise.
2135 (class Symbol_table): Define enum Commons_section_type. Update
2136 declarations. Add small_commons_ and large_commons_ fields.
2137 * symtab.cc (Symbol::is_common_shndx): New function.
2138 (Symbol_table::Symbol_table): Initialize new fields.
2139 (Symbol_table::add_from_object): Put small and large common
2140 symbols in the right list.
2141 (Symbol_table::sized_finalized_symbol): Check
2142 Symbol::is_common_shndx.
2143 (Symbol_table::sized_write_globals): Likewise.
2144 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2145 common symbol lists. Don't call do_allocate_commons_list if the
2146 list is empty.
2147 (Symbol_table::do_allocate_commons_list): Remove is_tls
2148 parameter. Add comons_section_type parameter. Change all
2149 callers. Handle small and large common symbols.
2150 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2151 Symbol::is_common_shndx.
2152 * resolve.cc (symbol_to_bits): Likewise.
2153 * target.h (Target::small_common_shndx): New function.
2154 (Target::small_common_section_flags): New function.
2155 (Target::large_common_shndx): New function.
2156 (Target::large_common_section_flags): New function.
2157 (Target::new_output_section): New function.
2158 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2159 small_common_section_flags, and large_common_section_flags
2160 fields.
2161 (Target::do_new_output_section): New virtual function.
2162 * arm.cc (Target_arm::arm_info): Initialize new fields.
2163 * i386.cc (Target_i386::i386_info): Likewise.
2164 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2165 Likewise.
2166 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2167 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2168 (Target_x86_64::do_new_output_section): New function.
2169 * configure.ac: Define conditional MCMODEL_MEDIUM.
2170 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2171 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2172 (large_LDFLAGS): Define.
2173 * testsuite/large.c: New file.
2174 * testsuite/testfile.cc (Target_test::test_target_info):
2175 Initialize new fields.
2176 * configure, testsuite/Makefile.in: Rebuild.
2177
bb04269c
DK		 21782009-06-05 Doug Kwan <dougkwan@google.com>
2179
2180 * Makefile.am (CCFILES): Add target.cc.
2181 * Makefile.in: Regenerate.
2182 * i386.cc (class Target_i386): Define new virtual method to
2183 override do_is_local_label_name in parent.
2184 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2185 local symbols if --discard-locals or -X is given.
2186 * options.h (class General_options): Declare new options
2187 '--discard-locals' and '-X' for discarding locals.
2188 * target.h (class Target): Define new methods is_local_label_name.
2189 Declare new virtual method do_is_local_label_name.
2190 * target.cc: New file.
2191 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2192 (check_SCRIPTS): Add discard_locals_test.sh.
2193 (check_DATA): Add discard_local_tests.syms.
2194 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2195 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2196 * testsuite/Makefile.in: Regenerate.
2197 * testsuite/discard_locals_test.c: New file.
2198 * testsuite/discard_locals_test.sh: Same.
2199
805bb01c
DK		 22002009-06-05 Doug Kwan <dougkwan@google.com>
2201
2202 * object.cc (Sized_relobj::Sized_relobj): Initialize
2203 discarded_eh_frame_shndx_ to -1U.
2204 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2205 section.
2206 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2207 a discarded .eh_frame section.
2208 (Sized_relobj::do_finalize_local_symbols): Ditto.
2209 * object.h (class Sized_relobj): Declare new member
2210 discarded_eh_frame_shndx_.
2211 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2212 (local_labels_test.o, local_labels_test): New rules.
2213 * testsuite/Makefile.in: Regenerate.
2214
1dcd334d
DK		 22152009-06-04 Doug Kwan <dougkwan@google.com>
2216
2217 * layout.cc (Layout::section_name_mapping): Add mapping for
2218 special ARM sections.
2219
96d49306
DK		 22202009-06-03 Doug Kwan <dougkwan@google.com>
2221
2222 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2223 (utils::has_overflow): Same.
2224
dff16297
ILT		 22252009-06-03 Ian Lance Taylor <iant@google.com>
2226
2227 * layout.cc (Layout::section_name_mapping): New array, replacing
2228 Layout::linkonce_mapping.
2229 (Layout::section_name_mapping_count): New variable, replacing
2230 Layout::linkonce_mapping_count.
2231 (Layout::linkonce_output_name): Remove.
2232 (Layout::output_section_name): Rewrite.
2233 * layout.h (class Layout): Rename Linkonce_mapping to
2234 Section_name_mapping, linkonce_mapping to section_name_mapping,
2235 linkonce_mapping_count to section_name_mapping_count. Don't
2236 declare linkonce_output_name.
2237
c121c671
DK		 22382009-06-03 Doug Kwan <dougkwan@google.com>
2239
2240 * gold/arm.cc (namespace utils): New.
2241 (Target_arm::reloc_is_non_pic): Define new method.
2242 (class Arm_relocate_functions): New.
2243 (Target_arm::Relocate::relocate): Handle relocation types used by
2244 Android.
2245
07800fab
ILT		 22462009-06-03 Ian Lance Taylor <iant@google.com>
2247
2248 * arm.cc (Target_arm::scan::global): Use || instead of |.
2249
c121c671
DK		 22502009-06-02 Doug Kwan <dougkwan@google.com>
2251
2252 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2253 issued_non_pic_error_.
2254 (class Target_arm::Scan): Declare new method check_non_pic.
2255 Define new method symbol_needs_plt_entry.
2256 Declare new data member issued_non_pic_error_.
2257 (class Target_arm::Relocate): Declare new method
2258 should_apply_static_reloc.
2259 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2260 (Target_arm::Scan::check_non_pic): Define new method.
2261 (Target_arm::Scan::local): Handle a small subset of reloc types used
2262 by Android.
2263 (Target_arm::Scan::local): Same.
2264 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2265
b19b0c6d
ILT		 22662009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2267
2268 * incremental.cc (Incremental_inputs::report_command_line): Filter
2269 out --incremental-* options.
2270
94cdfcff
DK		 22712009-05-29 Doug Kwan <dougkwan@google.com>
2272
2273 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2274 template class.
2275 (class Target_arm): Update comment.
2276 (Target_arm::Target_arm): Initialize new data members GOT_,
2277 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2278 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2279 and Target_arm::rel_dyn_section.
2280 Declare new_enum Target_arm::Got_type.
2281 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2282 and DYNBSS_.
2283 Update commments for member do_dynsym_value.
2284 (Target_arm::got_size, Target_arm::plt_section,
2285 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2286 new methods inside class defintion.
2287 (Target_arm::got_section): Define new method.
2288 (Target_arm::rel_dyn_section): Same.
2289 (Output_data_plt_arm): New template class.
2290 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2291 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2292 (Output_data_plt_arm::add_entry): Same.
2293 (Output_data_plt_arm::first_plt_entry): Define new
2294 static data member for PLT instruction template.
2295 (Output_data_plt_arm::plt_entry): Same.
2296 (Output_data_plt_arm::do_write): Define new method.
2297 (Target_arm::make_plt_entry): Same.
2298 (Target_arm::do_finalize_sections): Same.
2299 (Target_arm::do_dynsym_value): Same.
2300
4a657b0d
DK		 23012009-05-28 Doug Kwan <dougkwan@google.com>
2302
2303 * Makefile.am (TARGETSOURCES): Add arm.cc.
2304 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2305 * Makefile.in: Regenerate.
2306 * arm.cc: New file.
2307 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2308
e7ae8c36
DK		 23092009-05-26 Doug Kwan <dougkwan@google.com>
2310
2311 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2312 (General_options::check_excluded_libs): Strip off directories in
2313 archive name before matching like GNU ld does.
2314 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2315 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2316 (exclude_libs_test_LDFLAGS): Add linker option
2317 -Wl,--exclude-libs,libexclude_libs_test_3
2318 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2319 an explicit archive without using -l.
2320 (alt/libexclude_libs_test_3.a): New make rule.
2321 * testsuite/Makefile.in: Regenerate.
2322 * testsuite/exclude_libs_test.c : Declare lib3_default().
2323 (main): Call it.
2324 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2325 * exclude_libs_test_3.c: New file.
2326
f12e7348
NC		 23272009-05-26 Nick Clifton <nickc@redhat.com>
2328
2329 * po/id.po: New Indonesian translation.
2330 * po/gold.pot: Updated template file.
2331
4daadc0d
ST		 23322009-05-22 Sriraman Tallam <tmsriram@google.com>
2333
2334 * testsuite/Makefile.am: Add -ffunction-sections to compile
2335 gc_comdat_test files. Add -Wl,--gc-sections to build
2336 gc_comdat_test.
2337 * testsuite/Makefile.in: Regenerate.
2338 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2339
531813ad
ST		 23402009-05-21 Sriraman Tallam <tmsriram@google.com>
2341
2342 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2343 kept comdat section was garbage collected.
2344 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2345 * testsuite/Makefile.in: Regenerate.
2346 * testsuite/gc_comdat_test.sh: New file.
2347 * testsuite/gc_comdat_test_1.cc: New file.
2348 * testsuite/gc_comdat_test_2.cc: New file.
2349
65514900
CC		 23502009-05-19 Doug Kwan <dougkwan@google.com>
2351
2352 * archive.cc (Archive::Archive): Move constructor from archive.h
2353 to here. Initialize no_export_.
2354 (Archive::get_elf_object_for_member): Set no_export flag of object.
2355 * archive.h (Archive::Archive): Move constructor body to
2356 archive.cc.
2357 (Archive::no_export): New method.
2358 (Archive::no_export_): New field.
2359 * object.h (Object::Object): Initialize no_export_ to false.
2360 (Object::no_export, Object::set_no_export): New methods.
2361 (Object::no_export_): New field.
2362 * options.cc (General_options::parse_exclude_libs): New method.
2363 (General_options::check_excluded_libs) Same.
2364 * options.h (exclude_libs): New option.
2365 (General_options::check_excluded_libs): New method declaration.
2366 (General_options::excluded_libs_): New field.
2367 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2368 default or protected visibility if an object has no-export flag set.
2369 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2370 (check_SCRIPTS): Add exclude_libs_test.sh.
2371 (check_DATA): Add exclude_libs_test.syms.
2372 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2373 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2374 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2375 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2376 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2377 libexclude_libs_test_2.a): New rules.
2378 * testsuite/Makefile.in: Regenerate.
2379 * testsuite/exclude_libs_test.c: New file.
2380 * testsuite/exclude_libs_test.sh: Ditto.
2381 * testsuite/exclude_libs_test_1.c: Ditto.
2382 * testsuite/exclude_libs_test_2.c: Ditto.
2383
1b77ea50
ILT		 23842009-05-15 Ian Lance Taylor <iant@google.com>
2385
2386 * configure.ac: Check for declarations for cases where libiberty.h
2387 checks HAVE_DECL_xxx.
2388 * configure, config.in: Rebuild.
2389
072fe7ce
ILT		 23902009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2391
2392 * gold.h (Incremental_argument_list): Remove (invalid) forward
2393 declaration.
2394 * incremental.cc (Incremental_inputs::report_achive): New method.
2395 (Incremental_inputs::report_object): New method.
2396 (Incremental_inputs::report_script): New method.
2397 (Incremental_inputs::finalize_inputs): New method.
2398 (Incremental_inputs::finalize): Call finalize_inputs().
2399 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2400 Create inputs entries.
2401 * incremental.h (Incremental_input_type): New enum.
2402 (Incremental_inputs::Incremental_input): Initialize new fields.
2403 (Incremental_inputs::report_inputs): New method.
2404 (Incremental_inputs::report_achive): New method.
2405 (Incremental_inputs::report_object): New method.
2406 (Incremental_inputs::report_script): New method.
2407 (Incremental_inputs::finalize_inputs): New method.
2408 (Incremental_inputs::Input_info): New struct.
2409 (Incremental_inputs::Input_info_map): New typedef.
2410 (Incremental_inputs::lock_): New field.
2411 (Incremental_inputs::Inputs_): New field.
2412 (Incremental_inputs::Inputs_map): New field.
2413 * main.cc (main): Call Incremental_input::report_inputs.
2414 * options.h (Input_argument_list): Typedef moved from
2415 Input_arguments.
2416 (Input_file_group::Files): Remove, use ::Input_argument_list.
2417 (Input_file_group::Input_argument_list): Remove, use
2418 ::Input_argument_list.
2419 * plugin.cc (Plugin_manager::add_input_file): Add error in
2420 incremental build.
2421 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2422 functions.
2423 * script.cc (read_input_script): Call
2424 Incremental_input::report_script.
2425 * script.h (Script_info): New class.
2426
b0481b0b
ILT		 24272009-04-27 Ian Lance Taylor <iant@google.com>
2428
2429 * x86_64.cc (do_adjust_output_section): Set entsize to
2430 plt_entry_size.
2431
b22a5a41 24322009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2433
2434 * output.cc (Output_file::close): After short writes, continue
2435 writing from the correct offset in the buffer being written.
2436
40fde488
CD		 24372009-04-23 Chris Demetriou <cgd@google.com>
2438
2439 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2440 * configure: Regenerate.
2441 * config.in: Regenerate.
2442 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2443 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2444
3ce2c28e
ILT		 24452009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2446
2447 * incremental.cc (Incremental_inputs_header_data): Renamed from
2448 Incremental_input_header_data.
2449 (Incremental_inputs_header_data::data_size): New field.
2450 (Incremental_inputs_header_data::put_input_file_count): Renamed
2451 from input_file_count.
2452 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2453 from command_line_offset.
2454 (Incremental_inputs_header_data::put_reserved): Renamed from
2455 put_reserved.
2456 (Incremental_inputs_entry_data): Renamed from
2457 Incremental_input_entry_data.
2458 (Incremental_inputs_entry_data::data_size): New field.
2459 (Incremental_inputs::report_command_line): New method.
2460 (Incremental_inputs::finalize): New method.
2461 (Incremental_inputs::create_incremental_inputs_data): New method.
2462 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2463 * incremental.h: New file.
2464 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2465 (Layout::finalize): Create incremental inputs section in
2466 incremental builds.
2467 (Layout::create_incremental_info_sections): New method.
2468 * layout.h (Layout::incremental_inputs): New method.
2469 (Layout::create_incremental_info_sections): New method.
2470 (Layout::incremental_inputs_): New field.
2471 * main.cc (main): Notify Incremental_input of the command line.
2472
e55bde5e
ILT		 24732009-04-01 Ian Lance Taylor <iant@google.com>
2474 Mikolaj Zalewski <mikolajz@google.com>
2475
2476 * gold.h (reserve_unordered_map): Define, three versions, one for
2477 each version of Unordered_map.
2478 * layout.cc (Layout::Layout): Remove options parameter. Add
2479 number_of_input_files parameter. Don't initialize options_.
2480 Initialize number_of_input_files_ and resized_signatures_. Move
2481 sections_are_attached_.
2482 (Layout::layout_group): Reserve space for group_signatures_.
2483 (Layout::find_or_add_kept_section): Change name parameter to be a
2484 reference. Resize signatures_ map when it gets large enough.
2485 (Layout::layout_eh_frame): Use parameters->options() instead of
2486 this->options_.
2487 (Layout::make_output_section): Likewise.
2488 (Layout::attach_allocated_section_to_segment): Likewise.
2489 (Layout::finalize, Layout::create_executable_stack): Likewise.
2490 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2491 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2492 * layout.h (class Layout): Update declarations. Remove options_
2493 field. Add number_of_input_files_ and resized_signatures_
2494 fields. Move sections_are_attached_ field.
2495 * main.cc (main): Pass number of input files to Layout
2496 constructor. Don't pass options.
2497
154b857c
ILT		 24982009-03-30 Ian Lance Taylor <iant@google.com>
2499
2500 * ffsll.c (ffsll): Correct implementation.
2501
2f35ab9b
ILT		 25022009-03-27 Ian Lance Taylor <iant@google.com>
2503
fd03461a
ILT		 2504 * ffsll.c: New file.
2505 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2506 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2507 * ftruncate.c (ftruncate): Declare before definition.
2508 * mremap.c (mremap): Likewise.
2509 * pread.c (pread): Likewise.
2510 * configure, Makefile.in, config.in: Rebuild.
2511
2f35ab9b
ILT		 2512 * mremap.c: New file.
2513 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2514 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2515 (mremap): Declare if HAVE_MREMAP is not defined.
2516 * configure, Makefile.in, config.in: Rebuild.
2517
33aea2fd
CC		 25182009-03-27 Cary Coutant <ccoutant@google.com>
2519
2520 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2521 position independent.
2522 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2523 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2524
6d479619
CC		 25252009-03-24 Cary Coutant <ccoutant@google.com>
2526
2527 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2528 an executable.
2529 (needs_dynamic_reloc): Likewise.
2530
afc06bb8
ILT		 25312009-03-24 Ian Lance Taylor <iant@google.com>
2532
2533 * yyscript.y (file_cmd): Recognize EXTERN.
2534 (extern_name_list, extern_name_list_body): New nonterminals.
2535 * script.cc (script_add_extern): Define.
2536 * script-c.h (script_add_extern): Declare.
2537
f6060a4d
ILT		 25382009-03-24 Rafael Avila de Espindola <espindola@google.com>
2539
2540 * object.cc (is_elf_object): Define.
2541 * object.h (is_elf_object): Declare.
2542 * archive.cc (Archive::get_elf_object_for_member): Call
2543 is_elf_object.
33aea2fd 2544 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2545
26736d8e
ILT		 25462009-03-24 Elliott Hughes <enh@google.com>
2547
2548 * output.cc (Output_file::map_anonymous): Define.
2549 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2550 try an anonymous one. Report the size if the mmap fails.
2551 * output.h (class Output_file): Declare map_anonymous.
2552
22fd9730
ILT		 25532009-03-24 Ian Lance Taylor <iant@google.com>
2554
2555 * target-select.cc (instantiate_target): Don't acquire the lock if
2556 the instantiated_target_ field has already been set.
2557
cb010894
ILT		 25582009-03-23 Ian Lance Taylor <iant@google.com>
2559
7f055c20
ILT		 2560 * gold-threads.h (class Initialize_lock): Define.
2561 * gold-threads.cc (class Initialize_lock_once): Define.
2562 (initialize_lock_control): New static variable.
2563 (initialize_lock_pointer): New static variable.
2564 (initialize_lock_once): New static function.
2565 (Initialize_lock::Initialize_lock): Define.
2566 (Initialize_lock::initialize): Define.
2567 * target-select.h: Include "gold-threads.h".
2568 (class Target_selector): Add lock_ and initialize_lock_ fields.
2569 Don't define instantiate_target, just declare it.
2570 * target-select.cc (Target_selector::Target_selector): Initialize
2571 new fields.
2572 (Target_selector::instantiate_target): Define.
2573 * descriptors.h: Include "gold-threads.h".
2574 (class Descriptors): Add initialize_lock_ field.
2575 * descriptors.cc (Descriptors::Descriptors): Initialize new
2576 field.
2577 (Descriptors::open): Use initialize_lock_ field
2578 * errors.h (class Errors): Add initialize_lock_ field.
2579 * errors.cc (Errors::Errors): Initialize new field.
2580 (Errors::initialize_lock): Use initialize_lock_ field.
2581 * powerpc.cc (class Target_selector_powerpc): Remove
2582 instantiated_target_ field. In do_recognize call
2583 instantiate_target rather than do_instantiate_target. In
2584 do_instantiate_target just allocate a new target.
2585 * sparc.cc (class Target_selector_sparc): Likewise.
2586
36959681
ILT		 2587 * freebsd.h: New file.
2588 * i386.cc: Include "freebsd.h".
2589 (Target_i386): Derive from Target_freebsd rather than
2590 Sized_target.
2591 (Target_selector_i386): Derive from Target_selector_freebsd rather
2592 than Target_selector.
2593 * x86_64.cc: Include "freebsd.h".
2594 (Target_x86_64): Derive from Target_freebsd rather than
2595 Sized_target.
2596 (Target_selector_x86_64): Derive from Target_selector_freebsd
2597 rather than Target_selector.
2598 * target.h (class Target): Add adjust_elf_header and
2599 do_adjust_elf_header.
2600 * output.cc (Output_file_header:: do_sized_write): Call target
2601 adjust_elf_header routine.
2602 * configure.tgt: Set targ_osabi.
2603 * configure.ac: Define GOLD_DEFAULT_OSABI.
2604 * parameters.cc (Parameters::default_target): Pass
2605 GOLD_DEFAULT_OSABI to select_target.
2606 * target-select.h (class Target_selector): Make instantiate_target
2607 protected rather than private.
2608 * Makefile.am (HFILES): Add freebsd.h.
2609 * configure, Makefile.in, config.in: Rebuild.
2610
cb010894
ILT		 2611 * merge.cc (do_add_input_section): Correct pend value. Change
2612 message about last entry not being null terminated from error to
2613 warning.
2614
0e879927
ILT		 26152009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2616
2617 * incremental.cc: New file.
2618 * Makefile.am (CCFILES): Add incremental.cc.
2619 * Makefile.in: Rebuild.
2620
41105937
PP		 26212009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2622
2623 * layout.cc (Layout::output_section_name): Preserve names
2624 of '.note.' sections.
2625
60439920
ILT		 26262009-03-19 Ian Lance Taylor <iant@google.com>
2627
2628 * descriptors.cc (Descriptors::open): Check that the options are
2629 valid before using them.
2630
0d371ad3
ILT		 26312009-03-18 Ian Lance Taylor <iant@google.com>
2632
2633 * script-sections.h: Include <list>.
2634 (class Script_sections): Change Sections_elements from std::vector
2635 to std::list. Typedef public Elements_iterator. Add
2636 orphan_section_placement_, data_segment_align_start_, and
2637 saw_data_segment_align_ fields. Remove data_segment_align_index_
2638 field.
2639 * script-sections.cc (class Orphan_section_placement): New class.
2640 (class Sections_element): Add virtual functions is_relro and
2641 orphan_section_init. Remove virtual function place_orphan_here.
2642 (class Output_section_definition): Add is_relro and
2643 orphan_section_init. Remove place_orphan_here.
2644 (class Orphan_output_section): Likewise.
2645 (Script_sections::Script_sections): Update for field changes.
2646 (Script_sections::data_segment_align): Set saw_data_segment_align_
2647 and data_segment_align_start_, not data_segment_align_index.
2648 (Script_sections::data_segment_relro_end): Check
2649 saw_data_segment_align_. Use data_segment_align_start_ rather
2650 than data_segment_align_index_.
2651 (Script_sections::place_orphan): Rewrite to use
2652 Orphan_section_placement.
2653
9201d894
ILT		 26542009-03-17 Ian Lance Taylor <iant@google.com>
2655
9c5b8369
ILT		 2656 * archive.cc (Archive::add_symbols): Check for a version attached
2657 to the symbol name in the archive map.
2658 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2659 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2660 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2661 (ver_test_11.a): New target.
2662 * testsuite/Makefile.in: Rebuild.
2663
9201d894
ILT		 2664 * configure.ac: Check for chsize and posix_fallocate. Replace
2665 ftruncate.
2666 * ftruncate.c: New file, from gnulib.
2667 * output.cc (posix_fallocate): Define dummy version if not
2668 HAVE_POSIX_FALLOCATE.
2669 (Output_file::map): Call posix_fallocate rather than lseek and
2670 write.
2671 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2672 * configure, Makefile.in, config.in: Rebuild.
2673
ef4ab7a8
PP		 26742009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2675
2676 * layout.h (Layout::create_note): Add section_name parameter.
2677 * layout.cc (Layout::create_note): Likewise.
2678 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2679
8c500701
ILT		 26802009-03-17 Ian Lance Taylor <iant@google.com>
2681
e85b18e1
ILT		 2682 * descriptors.cc: Include "options.h".
2683 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2684 (Descriptors::open): Always use O_CLOEXEC when opening a new
2685 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2686 then set FD_CLOEXEC.
2687
9efe6174
ILT		 2688 * sparc.cc (class Target_sparc): Add has_got_section.
2689 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2690 make sure we have a GOT section.
2691
2692 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2693 (Target_sparc::Scan::local): Likewise.
2694 (Target_sparc::Scan::global): Likewise.
2695 (Target_sparc::Relocate::relocate): Likewise.
2696 (Target_sparc::Relocate::relocate_tls): Likewise.
2697
8c500701
ILT		 2698 * symtab.cc (Symbol_table::define_default_version): New function,
2699 broken out of add_from_object.
2700 (Symbol_table::add_from_object): Call define_default_version.
2701 (Symbol_table::define_special_symbol): Add resolve_oldsym
2702 parameter. Change all callers. If the version for a symbol comes
2703 from a version script, resolve it with the symbol with the same
2704 name with no version. Also add the symbol without a version if
2705 appropriate.
2706 (do_define_in_output_data): If resolving with oldsym, don't delete
2707 sym.
2708 (do_define_in_output_segment): Likewise.
2709 (do_define_as_constant): Likewise.
2710 * symtab.h (class Symbol_table): Update declarations.
2711
f1ed28fb
ILT		 27122009-03-13 Ian Lance Taylor <iant@google.com>
2713
15f8229b
ILT		 2714 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2715 (Read_symbols::requeue): New function.
2716 (Read_symbols::do_read_symbols): If make_elf_object fails because
2717 the target type is not configured, and the file was searched for,
2718 issue a warning and retry with the next directory.
2719 (Add_symbols::run): If the file has an incompatible format, and
2720 it was searched for, requeue the Read_symbols task. On error,
2721 release the object.
2722 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2723 dirindex parameter to constructor. Change all callers. Declare
2724 incompatible_warning and requeue.
2725 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2726 input_argument_ and input_group_ fields. Add them to
2727 constructor. Change all callers.
2728 (class Read_script): Add dirindex_ field. Add it to constructor.
2729 Change all callers.
2730 * archive.cc (Archive::setup): Remove input_objects parameter.
2731 Change all callers.
2732 (Archive::get_file_and_offset): Likewise.
2733 (Archive::read_all_symbols): Likewise.
2734 (Archive::read_symbols): Likewise.
2735 (Archive::get_elf_object_for_member): Remove input_objects
2736 parameter. Add punconfigured parameter. Change all callers.
2737 (Archive::add_symbols): Change return type to bool. Check return
2738 value of include_member.
2739 (Archive::include_all_members): Likewise.
2740 (Archive::include_member): Change return type to bool. Return
2741 false if first included object has incompatible target. Set
2742 included_member_ field.
2743 (Add_archive_symbols::run): If add_symbols returns false, requeue
2744 Read_symbols task.
2745 * archive.h (class Archive): Add included_member_ field.
2746 Initialize it in constructor. Add input_file and searched_for
2747 methods. Update declarations.
2748 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2749 input_argument_ fields. Add them to constructor. Change all
2750 callers.
2751 * script.cc: Include "target-select.h".
2752 (class Parser_closure): Add skip_on_incompatible_target_ and
2753 found_incompatible_target_ fields. Add
2754 skip_on_incompatible_target parameter to constructor. Change all
2755 callers. Add methods skip_on_incompatible_target,
2756 clear_skip_on_incompatible_target, found_incompatible_target, and
2757 set_found_incompatible_target.
2758 (read_input_script): Add dirindex parameter. Change all callers.
2759 If parser finds an incompatible target, requeue Read_symbols
2760 task.
2761 (script_set_symbol): Clear skip_on_incompatible_target in
2762 closure.
2763 (script_add_assertion, script_parse_option): Likewise.
2764 (script_start_sections, script_add_phdr): Likewise.
2765 (script_check_output_format): New function.
2766 * script.h (read_input_script): Update declaration.
2767 * script-c.h (script_check_output_format): Declare.
2768 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2769 (ignore_cmd): Remove OUTPUT_FORMAT.
2770 * fileread.cc (Input_file::Input_file): Add explicit this.
2771 (Input_file::will_search_for): New function.
2772 (Input_file::open): Add pindex parameter. Change all callers.
2773 * fileread.h (class Input_file): Add input_file_argument method.
2774 Declare will_search_for. Update declarations.
2775 * object.cc (make_elf_object): Add punconfigured parameter.
2776 Change all callers.
2777 * object.h (class Object): Make input_file public. Add
2778 searched_for method.
2779 (make_elf_object): Update declaration.
2780 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2781 restart search.
2782 * dirsearch.h (class Dirsearch): Update declaration.
2783 * options.h (class General_options): Add --warn-search-mismatch.
2784 * parameters.cc (Parameters::is_compatible_target): New function.
2785 * parameters.h (class Parameters): Declare is_compatible_target.
2786 * workqueue.cc (Workqueue::add_blocker): New function.
2787 * workqueue.h (class Workqueue): Declare add_blocker.
2788
f1ed28fb
ILT		 2789 * fileread.cc (Input_file::open): Remove options parameter.
2790 Change all callers.
2791 (Input_file::open_binary): Likewise.
2792 * script.cc (read_input_script): Likewise.
2793 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2794 options parameter from constructor. Change all callers.
2795 (class Read_script): Likewise.
2796 * fileread.h (class Input_file): Update declarations.
2797 * script.h (read_input_script): Update declaration.
2798
34dd024a
NC		 27992009-03-10 Nick Clifton <nickc@redhat.com>
2800
2801 * po/es.po: New Spanish translation.
2802
6d71b17c
CC		 28032009-03-06 Cary Coutant <ccoutant@google.com>
2804
2805 * options.cc (parse_short_option): Keep dash_z from registering itself.
2806
031cdbed
ILT		 28072009-03-03 Ian Lance Taylor <iant@google.com>
2808
2809 PR 9918
2810 * target-reloc.h (relocate_section): Pass output_section to
2811 relocate.
2812 * i386.cc (Target_i386::should_apply_static_reloc): Add
2813 output_section parameter. Change all callers.
2814 (Target_i386::Relocate::relocate): Add output_section parameter.
2815 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2816 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2817 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2818 * testsuite/two_file_shared.sh: New script.
2819 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2820 (check_DATA): Add two_file_shared.dbg.
2821 (two_file_shared.dbg): New target.
2822 * testsuite/Makefile.in: Rebuild.
2823
15d5fa16
ILT		 28242009-03-01 Ian Lance Taylor <iant@google.com>
2825
2826 * configure.ac: Check for byteswap.h.
2827 * configure: Rebuild.
2828 * config.in: Rebuild.
2829
8a4c0b0d
ILT		 28302009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2831
2832 * layout.cc (Layout::find_or_add_kept_section): New function.
2833 (Layout::add_comdat): Removed.
2834 * layout.h (struct Kept_section): Move out of class Layout.
2835 Remove trailing underscores from field names. Add group_sections
2836 field. Rename group_ field to is_group. Change all uses.
2837 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2838 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2839 comdat_groups_ field.
2840 (Sized_relobj::include_section_group): Use
2841 find_or_add_kept_section and Kept_section::group_sections.
2842 (Sized_relobj::include_linkonce_section): Likewise.
2843 * object.cc (class Sized_relobj): Don't define Comdat_group or
2844 Comdat_group_table. Remove find_comdat_group and
2845 add_comdat_group. Remove comdat_groups_ field.
2846 * plugin.cc (include_comdat_group): Use
2847 Layout::find_or_add_kept_section.
2848
b4ecf66b
ILT		 28492009-02-28 Ian Lance Taylor <iant@google.com>
2850
14359ca0
ILT		 2851 * README: --gc-sections and map files are now supported. Document
2852 some build requirements.
2853
b4ecf66b
ILT		 2854 PR 6992
2855 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2856 relocatable link set the value of the section symbol to zero.
2857 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2858 relocatable link don't include the section address in the local
2859 symbol value.
2860
0602e05a
ILT		 28612009-02-27 Ian Lance Taylor <iant@google.com>
2862
fd9d194f
ILT		 2863 PR 6811
2864 * options.h (class Search_directory): Add is_system_directory.
2865 (class General_options): Declare is_in_system_directory.
2866 * options.cc (get_relative_sysroot): Make static.
2867 (get_default_sysroot): Make static.
2868 (General_optoins::is_in_system_directory): New function.
2869 * fileread.cc (Input_file::is_in_system_directory): New function.
2870 * fileread.h (class Input_file): Declare is_in_system_directory.
2871 * object.h (class Object): Add is_in_system_directory.
2872 (class Input_objects): Remove system_library_directory_ field.
2873 * object.cc (Input_objects::add_object): Don't set
2874 system_library_directory_.
2875 (input_objects::found_in_system_library_directory): Remove.
2876 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2877 parameter. Change all callers.
2878 (Symbol_table::sized_write_globals): Likewise.
2879 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2880 Call Object::is_in_system_directory.
2881 * symtab.h (class Symbol_table): Update declarations.
2882
61edd21f
ILT		 2883 PR 5990
2884 * descriptors.h (Open_descriptor): Add is_on_stack field.
2885 * descriptors.cc (Descriptors::open): If the descriptor is on the
2886 top of the stack, remove it. Initialize is_on_stack field.
2887 (Descriptors::release): Only add pod to stack if it is not on the
2888 stack already.
2889 (Descriptors::close_some_descriptor): Clear stack_next and
2890 is_on_stack fields.
2891
e29e076a
ILT		 2892 PR 7091
2893 * output.cc (Output_section::find_starting_output_address): Rename
2894 from starting_output_address; add PADDR parameter; change return
2895 type.
2896 * output.h (class Output_section): Declare
2897 find_starting_output_address instead of starting_output_address.
2898 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2899 section symbol for which we can't find a merge section.
2900
0602e05a
ILT		 2901 PR 9836
2902 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2903 hidden or internal, force the symbol to be local.
2904 * resolve.cc (Symbol::override_visibility): Define.
2905 (Symbol::override_base): Use override_visibility.
2906 (Symbol_table::resolve): Likewise.
2907 (Symbol::override_base_with_special): Likewise.
2908 (Symbol_table::override_with_special): If the visibility is hidden
2909 or internal, force the symbol to be local.
2910 * symtab.h (class Symbol): Add set_visibility and
2911 override_visibility.
2912 * testsuite/ver_test_1.sh: New file.
2913 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2914 (check_DATA): Add ver_test_1.syms.
2915 (ver_test_1.syms): New target.
2916 * testsuite/Makefile.in: Rebuild.
2917
401a9a73
CC		 29182009-02-25 Cary Coutant <ccoutant@google.com>
2919
2920 * layout.cc (Layout::choose_output_section): Don't rename sections
2921 when using a linker script that has a SECTIONS clause.
2922 * Makefile.in: Regenerate.
2923
2924 * testsuite/Makefile.am (script_test_5.sh): New test case.
2925 * testsuite/Makefile.in: Regenerate.
2926 * testsuite/script_test_5.cc: New file.
2927 * testsuite/script_test_5.sh: New file.
2928 * testsuite/script_test_5.t: New file.
2929
f488e4b0
CC		 29302009-02-13 Rafael Avila de Espindola <espindola@google.com>
2931
2932 * archive.cc (Archive::include_member): Update calls to add_symbols.
2933 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2934 the Layout argument.
2935 * dynobj.h (do_add_symbols): Add the Layout argument.
2936 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2937 Layout argument.
2938 * object.h (Object::add_symbols): Add the Layout argument.
2939 (Object::do_add_symbols): Add the Layout argument.
2940 (Sized_relobj::do_add_symbols): Add the Layout argument.
2941 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2942 Unify the two versions.
2943 (Add_plugin_symbols): Remove.
2944 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2945 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2946 (Add_plugin_symbols): Remove.
2947 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2948 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2949 (Add_symbols::run): Make it work with Pulginobj.
2950
89dd1680
ILT		 29512009-02-06 Ian Lance Taylor <iant@google.com>
2952
2953 * object.cc (Sized_relobj::do_layout): Make info message start
2954 with lower case letter.
2955
266d0a74
ILT		 29562009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2957
602b464e
ILT		 2958 * binary.cc: Fix file comment.
2959
266d0a74
ILT		 2960 * options.h (enum Incremental_disposition): Define.
2961 (class General_options): Add new options: --incremental,
2962 --incremental_changed, --incremental_unchanged,
2963 --incremental_unknown. Add incremental_disposition_ and
2964 implicit_incremental_ fields.
2965 (General_options::incremental_disposition): New function.
2966 (class Position_dependent_options): Add incremental_disposition
2967 option.
2968 (Position_dependent_options::copy_from_options): Set incremental
2969 dispositions.
2970 * options.cc (General_options::parse_incremental_changed): New
2971 function.
2972 (General_options::parse_incremental_unchanged): New function.
2973 (General_options::parse_incremental_unknown): New function.
2974 (General_options::General_options): Initialize new fields
2975 incremental_disposition_ and implicit_incremental_.
2976 (General_options::finalize): Check for uasge of --incremental-*
2977 without --incremental.
2978
f073bbf7
CD		 29792009-02-06 Chris Demetriou <cgd@google.com>
2980
2981 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2982 pointer and to report location as the file name associated with
2983 the symbol.
2984 (gold_undefined_symbol_at_location): New function to replace the
2985 old gold_undefined_symbol functionality.
2986 * target-reloc.h (relocate_section): Update to use
2987 gold_undefined_symbol_at_location.
2988 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2989 Call gold_undefined_symbol function rather than gold_error.
2990 * errors.h (Errors::undefined_symbol): Take location as a
2991 string, rather than calculating it from a relocation.
2992 * errors.cc (Errors::fatal): Print "fatal error:" before the
2993 formatted message.
2994 (Errors::error, Errors::error_at_location): Print "error: "
2995 before the formatted message.
2996 (Errors::undefined_symbol): Take location as a string, rather
2997 than calculating it from a relocation.
2998 (gold_undefined_symbol_at_location): New function akin to
2999 old gold_undefined_symbol, calculates location from relocation.
3000 (gold_undefined_symbol): Change to take only a Symbol pointer
3001 and to report location as the file name associated with the symbol.
3002 * testsuite/debug_msg.sh: Update for changed error messages.
3003 * testsuite/undef_symbol.sh: Likewise.
3004
8e94a90c
ILT		 30052009-02-04 Duncan Sands <baldrick@free.fr>
3006
3007 PR 9812
3008 * reduced_debug_output.h
3009 (Output_reduced_debug_abbrev_section::failed): Use format for
3010 gold_warning.
3011 (Output_reduced_debug_info_section::faild): Likewise.
3012
88a0e15b
ILT		 30132009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3014
3015 * script.cc (Lazy_demangler): New class.
3016 (Version_script_info::get_symbol_version_helper): Demangle a
3017 symbol only once.
3018
5efc7cd2
CC		 30192009-01-29 Cary Coutant <ccoutant@google.com>
3020
3021 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3022 to __tls_get_addr.
3023 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3024
e0ebcf42
ILT		 30252009-01-28 Ian Lance Taylor <iant@google.com>
3026
5efc7cd2 3027 * version.cc (version_string): Bump to 1.9.
75fe7426 3028
e0ebcf42
ILT		 3029 * gold.h: Include <cstring> and <stdint.h>.
3030 * version.cc: Include <cstdio>.
3031 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3032 warning.
3033 * reduced_debug_output.cc (insert_into_vector): Rename from
3034 Insert_into_vector; change all callers. Use Swap_unaligned to
3035 avoid aliasing issue; remove union since it is unnecessary.
3036
8e2813be 30372009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3038
3039 * Makefile.am (CCFILES): Add gc.cc.
3040 (HFILES): Add gc.h.
3041 * Makefile.in: Regenerate.
3042 * gold.cc (Gc_runner): New class.
3043 (queue_initial_tasks): Call garbage collection related tasks
3044 when corresponding options are invoked.
3045 (queue_middle_gc_tasks): New function.
3046 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3047 processed early before laying out sections during garbage collection.
3048 * gold.h (queue_middle_gc_tasks): New function.
3049 (is_prefix_of): Move from "layout.cc".
3050 * i386.cc (Target_i386::gc_process_relocs): New function.
3051 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3052 * main.cc (main): Create object of class "Garbage_collection".
3053 * object.cc (Relobj::copy_symbols_data): New function.
3054 (Relobj::is_section_name_included): New function.
3055 (Sized_relobj::do_layout): Allow this function to be called twice
3056 during garbage collection and defer layout of section during the
3057 first call.
3058 * object.h (Relobj::get_symbols_data): New function.
3059 (Relobj::is_section_name_included): New function.
3060 (Relobj::copy_symbols_data): New function.
3061 (Relobj::set_symbols_data): New function.
3062 (Relobj::get_relocs_data): New function.
3063 (Relobj::set_relocs_data): New function.
3064 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3065 (Relobj::gc_process_relocs): New function.
3066 (Relobj::do_gc_process_relocs): New pure virtual function.
3067 (Relobj::sd_): New data member.
3068 (Sized_relobj::is_output_section_offset_invalid): New function.
3069 (Sized_relobj::do_gc_process_relocs): New function.
3070 * options.h (General_options::gc_sections): Modify to not be a no-op.
3071 (General_options::print_gc_sections): New option.
3072 * plugin.cc (Plugin_finish::run): Remove function call to
3073 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3074 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3075 * reloc.cc (Read_relocs::run): Add task to process relocs and
3076 determine unreferenced sections when doing garbage collection.
3077 (Gc_process_relocs): New class.
3078 (Sized_relobj::do_gc_process_relocs): New function.
3079 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3080 sections that are garbage collected.
3081 * reloc.h (Gc_process_relocs): New class.
3082 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3083 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3084 symbols whose corresponding sections are garbage collected.
3085 (Symbol_table::Symbol_table): Add new parameter for the garbage
3086 collection object.
3087 (Symbol_table::gc_mark_undef_symbols): New function.
3088 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3089 (Symbol_table::gc_mark_dyn_syms): New function.
3090 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3091 as garbage.
3092 (Symbol_table::add_from_object): Likewise.
3093 (Symbol_table::add_from_relobj): When building shared objects, do not
3094 treat externally visible symbols as garbage.
3095 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3096 table information for static and relocatable links.
3097 * symtab.h (Symbol_table::set_gc): New function.
3098 (Symbol_table::gc): New function.
3099 (Symbol_table::gc_mark_undef_symbols): New function.
3100 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3101 (Symbol_table::gc_mark_dyn_syms): New function.
3102 (Symbol_table::gc_): New data member.
3103 * target.h (Sized_target::gc_process_relocs): New pure virtual
3104 function.
3105 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3106 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3107
3b293544
CF		 31082009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3109
3110 * options.h (General_options::gc_sections): Define as a no-op for now.
3111 (General_options::no_keep_memory): Ditto.
3112 (General_options::Bshareable): Define.
3113 * options.cc (General_options::finalize): Honor -Bshareable.
3114
83d22aa8
AS		 31152009-01-20 Andreas Schwab <schwab@suse.de>
3116
3117 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3118 read the value in the contents, since we don't use it. Use the
3119 template endianness when writing.
3120 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3121
cd536b21
AS		 31222009-01-19 Andreas Schwab <schwab@suse.de>
3123
3124 * configure.tgt (powerpc64-*): Fix targ_obj.
3125
99e9a495
ILT		 31262009-01-15 Ian Lance Taylor <iant@google.com>
3127
3128 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3129 local symbols when stripping all symbols.
3130
bbbfea06
CC		 31312009-01-14 Cary Coutant <ccoutant@google.com>
3132
99e9a495 3133 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3134
0f7c0701
CC		 31352009-01-14 Cary Coutant <ccoutant@google.com>
3136
3137 * archive.cc (Archive::get_elf_object_for_member): Remove call
3138 to File_read::claim_for_plugin.
3139 * descriptors.cc (Descriptors::open): Remove reference to
3140 is_claimed.
3141 (Descriptors::claim_for_plugin): Remove.
3142 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3143 (Descriptors::is_claimed): Remove.
3144 (claim_descriptor_for_plugin): Remove.
3145 * fileread.cc (File_read::claim_for_plugin): Remove.
3146 * fileread.h (File_read::claim_for_plugin): Remove.
3147 (File_read::descriptor): Reopen descriptor if necessary.
3148 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3149 (Plugin_manager::all_symbols_read): Add task parameter. Change
3150 all callers.
3151 (Plugin_manager::get_input_file): New function.
3152 (Plugin_manager::release_input_file): New function.
3153 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3154 corresponding data member.
3155 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3156 and pass to base constructor. Change all callers.
3157 (get_input_file, release_input_file): New functions.
3158 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3159 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3160 (Plugin_manager::all_symbols_read): Add task parameter.
3161 (Plugin_manager::get_input_file): New function.
3162 (Plugin_manager::release_input_file): New function.
3163 (Plugin_manager::task_): New data member.
3164 (Pluginobj::Pluginobj): Add filesize parameter.
3165 (Pluginobj::filename): New function.
3166 (Pluginobj::descriptor): New function.
3167 (Pluginobj::filesize): New function.
3168 (Pluginobj::filesize_): New data member.
3169 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3170 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3171 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3172
3173 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3174 with archive libraries.
3175 * testsuite/Makefile.in: Regenerate.
3176 * testsuite/plugin_test.c (struct sym_info): New type.
3177 (get_input_file, release_input_file): New static variables.
3178 (onload): Capture new transfer vector entries.
3179 (claim_file_hook): Stop reading at end of file according to filesize.
3180 Factor out parsing of readelf output into separate function.
3181 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3182 APIs and get the source file name from the symbol table. Convert
3183 source file name to corresponding object file name. Print info
3184 message when adding new input files.
3185 (parse_readelf_line): New function.
3186 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3187 * testsuite/plugin_test_2.sh: Likewise.
3188 * testsuite/plugin_test_3.sh: Likewise.
3189 * testsuite/plugin_test_4.sh: New test case.
3190
62a6d109
ILT		 31912009-01-07 Ian Lance Taylor <iant@google.com>
3192
3193 * version.cc (version_string): Bump to 1.8.
3194
483620e8
CC		 31952008-12-23 Cary Coutant <ccoutant@google.com>
3196
3197 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3198 * plugin.cc (Plugin_manager::finish): Rename as
3199 layout_deferred_objects. Move cleanup to separate function.
3200 (Plugin_manager::cleanup): New function.
3201 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3202 separately.
3203 * plugin.h (Plugin_manager::finish): Rename as
3204 layout_deferred_objects.
3205 (Plugin_manager::cleanup): New function.
3206 (Plugin_manager::cleanup_done): New field.
3207
d66a9eb3
CC		 32082008-12-23 Cary Coutant <ccoutant@google.com>
3209
3210 * plugin.cc (is_visible_from_outside): New function.
3211 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3212 so we don't return "IR only" status for exported symbols or -r links.
3213
3214 * testsuite/Makefile.am (plugin_test_3): New test case.
3215 * testsuite/Makefile.in: Regenerate.
3216 * testsuite/plugin_test_3.sh: New file.
3217
5995b570
CC		 32182008-12-22 Cary Coutant <ccoutant@google.com>
3219
3220 * object.cc (Sized_relobj::layout_section): New function.
3221 (Sized_relobj::do_layout): Defer layout of input sections until after
3222 plugin has provided replacement files.
3223 (Sized_relobj::do_layout_deferred_sections): New function.
3224 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3225 (Relobj::layout_deferred_sections): New function.
3226 (Relobj::do_layout_deferred_sections): New function.
3227 (Sized_relobj::do_layout_deferred_sections): New function.
3228 (Sized_relobj::layout_section): New function.
3229 (Sized_relobj::Deferred_layout): New structure.
3230 (Sized_relobj::deferred_layout_): New field.
3231 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3232 Change all callers. Layout deferred sections.
3233 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3234 references.
3235 (Plugin_hook::run): Move code from do_plugin_hook inline.
3236 (Plugin_hook::do_plugin_hook): Remove.
3237 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3238 (Plugin_manager::finish): Renamed, was cleanup.
3239 (Plugin_manager::should_defer_layout): New function.
3240 (Plugin_manager::add_deferred_layout_object): New function.
3241 (Plugin_manager::Deferred_layout_list): New type.
3242 (Plugin_manager::deferred_layout_objects_): New field.
3243 (Plugin_hook::do_plugin_hook): Remove.
3244
ee769c88
ILT		 32452008-12-17 Ian Lance Taylor <iant@google.com>
3246
3247 * options.h (class General_options): Add --no case for
3248 --export-dynamic.
3249
abc8dcba
CC		 32502008-12-16 Cary Coutant <ccoutant@google.com>
3251
3252 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3253 vector.
3254 (Plugin_manager::claim_file): Create plugin object even if
3255 plugin did not call the add_symbols callback.
3256 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3257 asking for more symbols than were added.
3258 * testsuite/Makefile.am (plugin_test_1): Add test case with
3259 no global symbols.
3260 (empty.syms): New target.
3261 * testsuite/Makefile.in: Regenerate.
3262 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3263 message. Don't call add_symbols if no globals.
3264 (all_symbols_read_hook): Don't provide replacement for empty
3265 claimed file.
3266
b0074644
ILT		 32672008-12-12 Ian Lance Taylor <iant@google.com>
3268
68943102
ILT		 3269 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3270 r_type == 0 for a local symbol with r_sym == 0.
3271 (scan_relocatable_relocs): Pass r_sym to
3272 local_non_section_strategy.
3273 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3274 r_sym parameter.
3275
b0074644
ILT		 3276 * configure.ac: Update test for TLS descriptors: they are
3277 supported as of glibc 2.9.
3278 * configure: Rebuild.
3279
c2508178
ILT		 32802008-12-11 Ian Lance Taylor <iant@google.com>
3281
3282 PR 7091
3283 * target-reloc.h (Default_scan_relocatable_relocs): For each
3284 function, map r_type == 0 to RELOC_DISCARD.
3285
2756a258
CC		 32862008-12-10 Cary Coutant <ccoutant@google.com>
3287
3288 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3289 object to override a kept COMDAT group from a plugin object.
3290
bb6f53d3
ILT		 32912008-12-09 Ian Lance Taylor <iant@google.com>
3292
fbc558e1
ILT		 3293 PR 7088
3294 * yyscript.y (file_cmd): Handle INPUT.
3295
bb6f53d3
ILT		 3296 * testsuite/initpri1.c: Change all declarations to be full
3297 prototypes by adding void, to avoid compiler warnings.
3298
4674ecfc
CC		 32992008-12-05 Rafael Avila de Espindola <espindola@google.com>
3300
3301 * options.cc (General_options::parse_plugin_opt): New.
3302 (General_options::add_plugin): The argument now is just the filename.
3303 (General_options::add_plugin_option): New.
3304 * options.h (plugin_opt): New.
3305 (add_plugin): Change argument name.
3306 (add_plugin_option): New.
3307 * plugin.cc (Plugin::load): Don't parse the plugin option.
3308 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3309 (Plugin::add_option): New.
3310 (Plugin::args_): Change type.
3311 (Plugin::filename_): New.
3312 (Plugin_manager::add_plugin_option): New.
3313 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3314 * testsuite/Makefile.in: Regenerate.
3315
fd06b4aa
CC		 33162008-12-05 Cary Coutant <ccoutant@google.com>
3317
3318 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3319 Handle --strip-lto-sections option.
3320 * options.h (strip_lto_sections): New option.
3321
6c52134c
CC		 33222008-12-01 Cary Coutant <ccoutant@google.com>
3323
3324 * plugin.cc (ld_plugin_message): Change format parameter to const.
3325 Fix mismatch between new[] and delete.
3326
a45248e0
CC		 33272008-11-14 Cary Coutant <ccoutant@google.com>
3328
3329 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3330 instead of -1U.
3331
c82fbeee
CS		 33322008-11-05 Craig Silverstein <csilvers@google.com>
3333
3334 * options.cc (General_options::parse_dynamic_list): New function.
3335 * options.h (General_options): New flags dynamic_list,
3336 dynamic_list_data, dynamic_list_cpp_new, and
3337 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3338 (General_options::in_dynamic_list): New function.
3339 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3340 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3341 (Lex::can_continue_name): Likewise.
3342 (yylex): Likewise.
3343 (read_script_file): New parameter script_options.
3344 (read_dynamic_list): New function.
3345 (Script_options::define_dynamic_list): New function.
3346 (dynamic_list_keyword_parsecodes): New variable.
3347 (dynamic_list_keywords): New variable.
3348 * script.h (Script_options::define_dynamic_list): New function
3349 prototype.
3350 (read_dynamic_list): New function prototype.
3351 * symtab.cc (strprefix): New macro.
3352 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3353 dynamic_list_data, dynamic_list_cpp_new, and
3354 dynamic_list_cpp_typeinfo.
3355 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3356 (dynamic_list_expr): New rule.
3357 (dynamic_list_nodes): Likewise.
3358 (dynamic_list_node): Likewise.
3359 * testsuite/Makefile.am (dynamic_list): New test.
3360 * testsuite/Makefile.in: Regenerated.
3361 * testsuite/dynamic_list.t: New file.
3362 * testsuite/dynamic_list.sh: New file.
3363
e0bb29a5
CS		 33642008-11-05 Craig Silverstein <csilvers@google.com>
3365
3366 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3367 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3368 (t11_last): Likewise.
3369 * testsuite/ver_test_6.c (main): Likewise.
3370
4e1e25e0
CC		 33712008-10-07 Cary Coutant <ccoutant@google.com>
3372
3373 * options.c (General_options::finalize): Add check for -static and
3374 -shared.
3375 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3376 is not empty.
3377
92f03fcb
CC		 33782008-10-02 Cary Coutant <ccoutant@google.com>
3379
3380 * plugin.cc (make_sized_plugin_object): Fix conditional
3381 compilation to work when not all targets are enabled.
3382
fbd8a257
CC		 33832008-09-29 Cary Coutant <ccoutant@google.com>
3384
3385 * archive.cc (Archive::get_file_and_offset): Use filename instead
3386 of name to get library path.
3387 (Archive::include_member): Unlock external member of a thin archive.
3388
3389 * testsuite/Makefile.am (TEST_AR): New variable.
3390 (thin_archive_test_1): New test.
3391 (thin_archive_test_2): New test.
81636b3f
CC		 3392 * testsuite/Makefile.in: Regenerate.
3393 * testsuite/thin_archive_main.cc: New file.
3394 * testsuite/thin_archive_test_1.cc: New file.
3395 * testsuite/thin_archive_test_2.cc: New file.
3396 * testsuite/thin_archive_test_3.cc: New file.
3397 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3398
eff45813
CC		 33992008-09-29 Cary Coutant <ccoutant@google.com>
3400
3401 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3402 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3403 instead of -1U.
3404 (Sized_relobj::do_finalize_local_symbols): Likewise.
3405 (Sized_relobj::map_to_kept_section): Likewise.
3406 * object.h (Sized_relobj::invalid_address): New constant.
3407 (Sized_relobj::do_output_section_offset): Check for invalid_address
3408 and return -1ULL.
3409 * output.cc (Output_reloc::local_section_offset): Use constant
3410 invalid_address instead of -1U.
3411 (Output_reloc::get_address): Likewise.
3412 (Output_section::output_address): Change -1U to -1ULL.
3413 * output.h (Output_reloc::invalid_address): New constant.
3414 * reloc.cc (Sized_relobj::write_sections): Use constant
3415 invalid_address instead of -1U.
3416 (Sized_relobj::relocate_sections): Likewise.
3417 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3418 values for merge sections.
3419 * target-reloc.h (relocate_for_relocatable): Use constant
3420 invalid_address instead of -1U.
3421
89fc3421
CC		 34222008-09-19 Cary Coutant <ccoutant@google.com>
3423
3424 Add plugin functionality for link-time optimization (LTO).
3425 * configure.ac (plugins): Add --enable-plugins option.
3426 * configure: Regenerate.
3427 * config.in: Regenerate.
3428 * Makefile.am (LIBDL): New variable.
3429 (CCFILES): Add plugin.cc.
3430 (HFILES): Add plugin.h.
3431 (ldadd_var): Add LIBDL.
3432 * Makefile.in: Regenerate.
3433
3434 * archive.cc: Include "plugin.h".
3435 (Archive::setup): Don't preread archive symbols when using a plugin.
3436 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3437 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3438 files.
3439 (Archive::include_member): Add symbols from plugin objects.
3440 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3441 * descriptors.cc (Descriptors::open): Check for file descriptors
3442 abandoned by plugins.
3443 (Descriptors::claim_for_plugin): New function.
3444 * descriptors.h (Descriptors::claim_for_plugin): New function.
3445 (Open_descriptor::is_claimed): New field.
3446 (claim_descriptor_for_plugin): New function.
3447 * fileread.cc (File_read::claim_for_plugin): New function.
3448 * fileread.h (File_read::claim_for_plugin): New function.
3449 (File_read::descriptor): New function.
3450 * gold.cc: Include "plugin.h".
3451 (queue_initial_tasks): Add task to call plugin hooks for generating
3452 new object files.
3453 * main.cc: Include "plugin.h".
3454 (main): Load plugin libraries.
3455 * object.h (Pluginobj): Declare.
3456 (Object::pluginobj): New function.
3457 (Object::do_pluginobj): New function.
3458 (Object::set_target): New function.
3459 * options.cc: Include "plugin.h".
3460 (General_options::parse_plugin): New function.
3461 (General_options::General_options): Initialize plugins_ field.
3462 (General_options::add_plugin): New function.
3463 * options.h (Plugin_manager): Declare.
3464 (General_options): Add --plugin option.
3465 (General_options::has_plugins): New function.
3466 (General_options::plugins): New function.
3467 (General_options::add_plugin): New function.
3468 (General_options::plugins_): New field.
3469 * plugin.cc: New file.
3470 * plugin.h: New file.
3471 * readsyms.cc: Include "plugin.h".
3472 (Read_symbols::do_read_symbols): Check for archive before checking
3473 for ELF file. Call plugin hooks to claim files.
3474 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3475 from a real object file; force override when processing replacement
3476 files.
3477 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3478 (Symbol::init_base_object): Likewise.
3479 (Symbol::init_base_output_data): Likewise.
3480 (Symbol::init_base_output_segment): Likewise.
3481 (Symbol::init_base_constant): Likewise.
3482 (Symbol::init_base_undefined): Likewise.
3483 (Symbol::output_section): Assert that object is not a plugin.
3484 (Symbol_table::add_from_pluginobj): New function.
3485 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3486 undefined.
3487 (Symbol_table::sized_write_globals): Likewise.
3488 (Symbol_table::add_from_pluginobj): Instantiate template.
3489 * symtab.h (Sized_pluginobj): Declare.
3490 (Symbol::in_real_elf): New function.
3491 (Symbol::set_in_real_elf): New function.
3492 (Symbol::in_real_elf_): New field.
3493 (Symbol_table::add_from_pluginobj): New function.
3494
3495 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3496 (LIBDL): New variable.
3497 (LDADD): Add LIBDL.
3498 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3499 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3500 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3501 (MOSTLYCLEANFILES): Likewise.
3502 * testsuite/Makefile.in: Regenerate.
3503 * testsuite/plugin_test.c: New file.
3504 * testsuite/plugin_test_1.sh: New file.
3505 * testsuite/plugin_test_2.sh: New file.
3506
de31bda5
ILT		 35072008-09-16 Ian Lance Taylor <iant@google.com>
3508
9c2d0ef9
ILT		 3509 * target-reloc.h (relocate_section): Check whether a symbol is
3510 defined by the ABI before reporting an undefined symbol error.
3511 * target.h (Target::is_defined_by_abi): Make parameter const.
3512 (Target::do_is_defined_by_abi): Likewise.
3513 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3514 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3515 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3516 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3517 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3518 * testsuite/Makefile.in: Rebuild.
3519
de31bda5
ILT		 3520 * fileread.cc (make_view): Add casts to avoid warning.
3521
9fa33bee
AO		 35222008-09-16 Alexandre Oliva <aoliva@redhat.com>
3523
3524 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3525 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3526
183fd0e3
AO		 35272008-09-16 Alexandre Oliva <aoliva@redhat.com>
3528
3529 * options.h (General_options::output_is_executable): New.
3530 (General_options::output_is_pie): New.
3531 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3532 for shared libraries.
3533 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3534
7be8330a
CD		 35352008-09-11 Chris Demetriou <cgd@google.com>
3536
3537 * options.h (origin): New -z option.
3538 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3539 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3540 in DT_FLAGS_1.
3541
a9caad02
CC		 35422008-09-05 Cary Coutant <ccoutant@google.com>
3543
3544 * fileread.cc (File_read::make_view): Add check for attempt to map
3545 beyond end of file.
3546
ae6dce4d
CC		 35472008-09-05 Cary Coutant <ccoutant@google.com>
3548
3549 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3550 explicit instantiations.
3551
d7ab2a47
KVH		 35522008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3553
3554 PR gold/6858
3555 * options.cc (General_options::finalize): Allow undefined symbols
3556 in shlibs if linking -shared.
3557
3558 PR gold/6859
3559 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3560 symbols as not needing a dynsym entry.
3561
1e52a9c1
CS		 35622008-08-20 Craig Silverstein <csilvers@google.com>
3563
3564 * fileread.cc (File_read::open): Do not lock the file unless it
3565 was successfully opened.
3566
d85c80a3
CC		 35672008-08-14 Cary Coutant <ccoutant@google.com>
3568
3569 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3570 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3571 * testsuite/tls_test.cc (struct int128): 128-bit struct
3572 for testing TLS relocs with non-zero addend.
3573 (v12): New TLS variable.
3574 (t12): New test.
3575 (t_last): Add check for v12.
3576 * testsuite/tls_test.h (t12): New function.
3577 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3578
2d924fd9
ILT		 35792008-08-13 Ian Lance Taylor <iant@google.com>
3580
3581 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3582 set tls_segment_ or relro_segment_.
3583 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3584 when appropriate.
3585 * output.h (Output_section::clear_is_relro): New function.
3586 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3587 sections specially even when output_data_ is empty.
3588 (Output_segment::maximum_alignment): When first section is relro,
3589 only force alignment for PT_LOAD segments.
3590 * script.cc (script_data_segment_align): New function.
3591 (script_data_segment_relro_end): New function.
3592 * script-c.h (script_data_segment_align): Declare.
3593 (script_data_segment_relro_end): Declare.
3594 * script-sections.h (class Script_sections): Declare
3595 data_segment_align and data_segment_relro_end. Add fields
3596 segment_align_index_ and saw_relro_end_.
3597 * script-sections.cc (class Sections_element): Add set_is_relro
3598 virtual function. Add new bool* parameter to place_orphan_here.
3599 Add get_output_section virtual function.
3600 (class Output_section_definition): Add set_is_relro. Add new
3601 bool* parameter to place_orphan_here. Add get_output_section.
3602 Add is_relro_ field.
3603 (Output_section_definition::Output_section_definition): Initialize
3604 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3605 and is_relro_ fields.
3606 (Output_section_definition::place_orphan_here): Add is_relro
3607 parameter.
3608 (Output_section_definition::set_section_addresses): Set relro for
3609 output section.
3610 (Output_section_definition::alternate_constraint): Likewise.
3611 (class Orphan_output_section): Add new bool* parameter to
3612 place_orphan_here. Add get_output_section.
3613 (Orphan_output_section::place_orphan_here): Add is_relro
3614 parameter.
3615 (Script_sections::Script_sections): Initialize
3616 data_segment_align_index_ and saw_relro_end_.
3617 (Script_sections::data_segment_align): New function.
3618 (Script_sections::data_segment_relro_end): New function.
3619 (Script_sections::place_orphan): Set or clear is_relro.
3620 (Script_sections::set_section_addresses): Force alignment of first
3621 TLS section.
3622 * yyscript.y (exp): Call script_data_segment_align and
3623 script_data_segment_relro_end.
3624 * testsuite/relro_script_test.t: New file.
3625 * testsuite/relro_test.cc (using_script): Declare.
3626 (t1, t2): Test using_script.
3627 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3628 (relro_script_test_SOURCES): Define.
3629 (relro_script_test_DEPENDENCIES): Define.
3630 (relro_script_test_LDFLAGS): Define.
3631 (relro_script_test_LDADD): Define.
3632 (relro_script_test.so): New target.
3633 * testsuite/Makefile.in: Rebuild.
3634
f827c9a9
CC		 36352008-08-06 Cary Coutant <ccoutant@google.com>
3636
3637 * archive.cc (Archive::total_archives, Archive::total_members)
3638 (Archive::total_members_loaded): New variables.
3639 (Archive::setup): Add parameter. Add option to preread
3640 archive symbols.
3641 (Archive::read_armap): Add counter.
3642 (Archive::get_file_and_offset): New function.
3643 (Archive::get_elf_object_for_member): New function.
3644 (Archive::read_all_symbols): New function.
3645 (Archive::read_symbols): New function.
3646 (Archive::add_symbols): Add counters.
3647 (Archive::include_all_members): Use armap to find members if it's
3648 already built.
3649 (Archive::include_member): Skip reading symbols if already read.
3650 Factored code into Archive::get_file_and_offset and
3651 Archive::get_elf_object_for_member. Changed call to
3652 Mapfile::report_include_archive_member.
3653 (Archive::print_stats): New function.
3654 * archive.h: Declare Object and Read_symbols_data classes.
3655 (Archive::Archive): Add initializers for new members.
3656 (Archive::setup): Add parameter.
3657 (Archive::print_stats): New function.
3658 (Archive::total_archives, Archive::total_members)
3659 (Archive::total_members_loaded): New variables.
3660 (Archive::get_file_and_offset): New function.
3661 (Archive::get_elf_object_for_member): New function.
3662 (Archive::read_all_symbols): New function.
3663 (Archive::read_symbols): New function.
3664 (Archive::Archive_member): New class.
3665 (Archive::members_): New member.
3666 (Archive::num_members_): New member.
3667 * main.cc: Include archive.h.
3668 (main): Call Archive::print_stats.
3669 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3670 archive parameter; member_name is now the fully-decorated name.
3671 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3672 * options.h: (General_options): Add --preread-archive-symbols option.
3673 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3674 Archive::setup.
3675
de4c45bd
ILT		 36762008-08-04 Ian Lance Taylor <iant@google.com>
3677
3678 * symtab.h (Symbol::use_plt_offset): New function.
3679 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3680 * powerpc.cc (Relocate::relocate): Likewise.
3681 * sparc.cc (Relocate::relocate): Likewise.
3682 * x86_64.cc (Relocate::relocate): Likewise.
3683 * testsuite/weak_plt.sh: New test.
3684 * testsuite/weak_plt_main.cc: New test.
3685 * testsuite/weak_plt_shared.cc: New test.
3686 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3687 (check_PROGRAMS): Add weak_plt.
3688 (check_DATA): Add weak_plt_shared.so.
3689 (weak_plt_main_pic.o, weak_plt): New targets.
3690 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3691 * testsuite/Makefile.in: Rebuild.
3692
3693 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3694 gcctestdir/ld.
3695 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3696 * testsuite/Makefile.in: Rebuild.
3697
323ee3f4
AM		 36982008-08-04 Alan Modra <amodra@bigpond.net.au>
3699
3700 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3701 * Makefile.in: Regenerate.
3702 * po/POTFILES.in: Regenerate.
3703
7c07ecec
ILT		 37042008-07-29 Ian Lance Taylor <iant@google.com>
3705
3706 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3707 symbols before other symbols.
3708 * testsuite/script_test_2.cc (test_addr): Declare.
3709 (test_addr_alias): Declare.
3710 (main): Check that test_addr and test_addr_alias have the right
cd536b21 3711 values.
7c07ecec
ILT		 3712 * testsuite/script_test_2.t: Define test_addr_alias and
3713 test_addr.
3714
5778530e
ILT		 37152008-07-24 Ian Lance Taylor <iant@google.com>
3716
2a00e4fb
ILT		 3717 PR 5990
3718 * descriptors.cc: New file.
3719 * descriptors.h: New file.
3720 * gold-threads.h (class Hold_optional_lock): New class.
3721 * fileread.cc: Include "descriptors.h".
3722 (File_read::~File_read): Release descriptor rather than closing
3723 it.
3724 (File_read::open) [file]: Call open_descriptor rather than open.
3725 Set is_descriptor_opened_.
3726 (File_read::open) [memory]: Assert that descriptor is not open.
3727 (File_read::reopen_descriptor): New function.
3728 (File_read::release): Release descriptor.
3729 (File_read::do_read): Make non-const. Reopen descriptor.
3730 (File_read::read): Make non-const.
3731 (File_read::make_view): Reopen descriptor.
3732 (File_read::do_readv): Likewise.
3733 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3734 Update declarations.
3735 * layout.cc: Include "descriptors.h".
3736 (Layout::create_build_id): Use open_descriptor rather than open.
3737 * output.cc: Include "descriptors.h".
3738 (Output_file::open): Use open_descriptor rather than open.
3739 * archive.cc (Archive::const_iterator): Change Archive to be
3740 non-const.
3741 (Archive::begin, Archive::end): Make non-const.
3742 (Archive::count_members): Likewise.
3743 * archive.h (class Archive): Update declarations.
3744 * object.h (Object::read): Make non-const.
3745 * Makefile.am (CCFILES): Add descriptors.cc.
3746 (HFILES): Add descriptors.h.
3747 * Makefile.in: Rebuild.
3748
801647d1
ILT		 3749 PR 6716
3750 * gold.h: Always include <clocale>. Add Solaris workarounds
3751 following code in binutils/sysdep.h.
3752
5edd166e
ILT		 3753 PR 6048
3754 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3755 this->eh_frame_hdr_ is NULL before using it.
3756
c89ad728
ILT		 3757 * dynobj.cc (Versions::Versions): Update comment.
3758
aa86f06b
ILT		 3759 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3760 the base version name.
3761
5778530e
ILT		 3762 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3763 array size plus one.
3764 (Stringpool_template::set_string_offsets): Subtract one from key
3765 before using it as an array index.
3766 (Stringpool_template::get_offset_with_length): Likewise.
3767 (Stringpool_template::write_to_buffer): Likewise.
3768 * stringpool.h (Stringpool_template::get_offset_from_key):
3769 Likewise.
3770
057ead22
ILT		 37712008-07-23 Ian Lance Taylor <iant@google.com>
3772
7f649c59
ILT		 3773 PR 6658
3774 * object.h (Merged_symbol_value::value): Do our best to handle a
3775 negative addend.
3776
057ead22
ILT		 3777 PR 6647
3778 * script.cc (Version_script_info::get_versions): Don't add empty
3779 version tag to return value.
3780 (Version_script_info::get_symbol_version_helper): Change return
3781 type to bool. Add pversion parameter. Change all callers.
3782 (script_register_vers_node): Don't require a non-NULL tag.
3783 * script.h (class Version_script_info): Update declarations.
3784 (Version_script_info::get_symbol_version): Change return type to
3785 bool. Add version parameter. Change all callers.
3786 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3787 handling. Handle an empty version from a version script.
3788 (Symbol_table::define_special_symbol): Likewise.
3789 * testsuite/ver_test_10.script: New file.
3790 * testsuite/ver_test_10.sh: New file.
3791 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3792 (check_DATA): Add ver_test_10.syms.
3793 (ver_test_10.syms, ver_test_10.so): New target.
3794 * testsuite/Makefile.in: Rebuild.
3795
58e54ac2
CD		 37962008-07-23 Simon Baldwin <simonb@google.com>
3797
3798 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3799 to zero for undefined symbols from dynamic libraries.
3800
95d14cd3
ILT		 38012008-07-23 Ian Lance Taylor <iant@google.com>
3802
3803 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3804 Change all callers.
3805 * symtab.h (class Symbol_table): Update declaration.
3806 * testsuite/ver_test_9.cc: New file.
3807 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3808 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3809 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3810 (ver_test_9.so, ver_test_9.o): New targets.
3811 * testsuite/Makefile.in: Rebuild.
3812
92de84a6
ILT		 38132008-07-22 Ian Lance Taylor <iant@google.com>
3814
34810851
ILT		 3815 * options.h (class General_options): Define --check-sections.
3816 * layout.cc (Layout::set_segment_offsets): Handle
3817 --check-sections.
3818
af6156ef
ILT		 3819 * options.h (class General_options): Define -n/--nmagic and
3820 -N/--omagic.
3821 * options.cc (General_options::finalize): For -n/--nmagic or
3822 -N/--omagic, set -static.
3823 * layout.cc (Layout::attach_allocated_section_to_segment): If
3824 -N/--omagic, don't put read-only and read-write sections in
3825 different segments.
3826 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3827 finding a read-only segment.
3828 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3829 don't set the minimum segment alignment to the common page size,
3830 and don't set the file offset to the address modulo the page size.
3831 * script-sections.cc (Script_sections::create_segments): If
3832 -n/--omagic, don't put read-only and read-write sections in
3833 different segments.
3834
92de84a6
ILT		 3835 * cref.cc: New file.
3836 * cref.h: New file.
3837 * options.h (class General_options): Add --print-symbol-counts.
3838 * main.cc (main): Issue defined symbol report if requested.
3839 * archive.cc (Archive::interpret_header): Make into a const member
3840 function.
3841 (Archive::add_symbols): Call Input_objects::archive_start and
3842 archive_stop.
3843 (Archive::const_iterator): Define new class.
3844 (Archive::begin, Archive::end): New functions.
3845 (Archive::include_all_members): Rewrite to use iterator.
3846 (Archive::count_members): New function.
3847 * archive.h (class Archive): Update declarations.
3848 (Archive::filename): New function.
3849 * object.cc: Include "cref.h".
3850 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3851 (Sized_relobj::do_get_global_symbol_counts): New function.
3852 (Input_objects::add_object): Add object to cross-referencer.
3853 (Input_objects::archive_start): New function.
3854 (Input_objects::archive_stop): New function.
3855 (Input_objects::print_symbol_counts): New function.
3856 * object.h: Declare Cref and Archive.
3857 (Object::get_global_symbol_counts): New function.
3858 (Object::do_get_global_symbol_counts): New pure virtual function.
3859 (class Sized_relobj): Add defined_count_ field. Update
3860 declarations.
3861 (class Input_objects): Add cref_ field. Update constructor.
3862 Update declarations.
3863 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3864 defined_count_.
3865 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3866 symbol counts.
3867 (Sized_dynobj::do_get_global_symbol_counts): New function.
3868 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3869 defined_count_. Update declarations. Define Symbols typedef.
3870 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3871 parameter. Change all callers.
3872 (Symbol_table::add_from_dynobj): Add sympointers and defined
3873 parameters. Change all callers.
3874 * symtab.h (class Symbol_table): Update declarations.
3875 * Makefile.am (CCFILES): Add cref.cc.
3876 (HFILES): Add cref.h.
3877 * Makefile.in: Rebuild.
3878
3f7c5e1d
CD		 38792008-07-22 Simon Baldwin <simonb@google.com>
3880
3881 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3882 to zero when writing undefined symbols.
3883
e0b64032
ILT		 38842008-07-22 Ian Lance Taylor <iant@google.com>
3885
3886 * output.cc (Output_section::add_input_section): Don't try to
3887 merge empty merge sections.
3888
096b02cf
CS		 38892008-07-21 Craig Silverstein <csilvers@google.com>
3890
3891 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3892 Include symbol version in error message.
cd536b21 3893
1d1f116d
CD		 38942008-07-20 Chris Demetriou <cgd@google.com>
3895
cd536b21 3896 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 3897 (RANDOM_SEED_CFLAGS): New substituted variable.
3898 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3899 * configure: Rebuild.
3900 * Makefile.in: Likewise.
3901 * testsuite/Makefile.in: Likewise.
3902
a18f591e
ILT		 39032008-07-18 Ian Lance Taylor <iant@google.com>
3904
3905 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3906 where we see NAME/NULL and NAME/VERSION as separate symbols.
3907 * testsuite/ver_test_main.cc (main): Call t4.
3908 (t4, t4_2a): Define.
3909 * testsuite/ver_test_2.cc (t4_2): Define.
3910 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3911 * testsuite/ver_test_4.cc (t4_2a): Define.
3912 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3913 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3914
c6e3f6ed
ILT		 39152008-07-17 Ian Lance Taylor <iant@google.com>
3916
3917 * dynobj.cc (Versions::add_def): If we give an error about a
3918 missing version, go ahead and create the version anyhow.
3919
ef9beddf
ILT		 39202008-07-10 Ian Lance Taylor <iant@google.com>
3921
3922 Handle output sections with more than 0x7fffffff bytes.
3923 * object.h (class Relobj): Change map_to_output_ to
3924 output_sections_, and just keep a section pointer. Change all
3925 uses. Move comdat group support to Sized_relobj.
3926 (Relobj::is_section_specially_mapped): Remove.
3927 (Relobj::output_section): Remove poff parameter. Change all
3928 callers.
3929 (Relobj::output_section_offset): New function.
3930 (Relobj::set_section_offset): Rewrite.
3931 (Relobj::map_to_output): Remove.
3932 (Relobj::output_sections): New function.
3933 (Relobj::do_output_section_offset): New pure virtual function.
3934 (Relobj::do_set_section_offset): Likewise.
3935 (class Sized_relobj): Add section_offsets_ field. Add comdat
3936 group support from Relobj. Update declarations.
3937 (Sized_relobj::get_output_section_offset): New function.
3938 (Sized_relobj::do_output_section_offset): New function.
3939 (Sized_relobj::do_set_section_offset): New function.
3940 * object.cc (Relobj::output_section_address): Remove.
3941 (Sized_relobj::Sized_relobj): Initialize new fields.
3942 (Sized_relobj::include_section_group): Cast find_kept_object to
3943 Sized_relobj.
3944 (Sized_relobj::include_linkonce_section): Likewise.
3945 (Sized_relobj::do_layout): Use separate arrays for output section
3946 and output offset.
3947 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3948 output_sections.
3949 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3950 output_sections and section_offsets.
3951 (Sized_relobj::write_local_symbols): Likewise.
3952 (map_to_kept_section): Compute output address directly.
3953 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3954 output_sections and section_offsets.
3955 (Sized_relobj::write_sections): Likewise.
3956 (Sized_relobj::relocate_sections): Likewise.
3957 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3958 * output.h (class Output_reloc): Update declarations. Change
3959 u2_.relobj to Sized_relobj*.
3960 (class Output_data_reloc): Change add functions to use
3961 Sized_relobj*.
3962 * output.cc (Output_reloc::Output_reloc): Change relobj to
3963 Sized_relobj*.
3964 (Output_reloc::local_section_offset): Change return type to
3965 Elf_Addr. Use get_output_section_offset.
3966 (Output_reloc::get_address): Likewise.
3967 (Output_section::is_input_address_mapped): Don't call
3968 is_section_specially_mapped.
3969 (Output_section::output_offset): Likewise.
3970 (Output_section::output_address): Likewise.
3971 (Output_section::starting_output_address): Likewise.
3972 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3973 parameter to Sized_relobj*.
3974 (Copy_relocs::need_copy_reloc): Likewise.
3975 (Copy_relocs::save): Likewise.
3976 * copy-relocs.h (class Copy_relocs): Update declarations.
3977 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3978 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3979 * target-reloc.h (relocate_for_relocatable): Change
3980 offset_in_output_section type to Elf_Addr. Change code that uses
3981 it as well.
3982 * layout.cc (Layout::layout): Always set *off.
3983 * mapfile.cc (Mapfile::print_input_section): Use
3984 output_section_offset.
3985 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3986 Sized_relobj*.
3987 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3988 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3989 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3990
5cb66f97
ILT		 39912008-07-03 Ian Lance Taylor <iant@google.com>
3992
3993 * layout.cc (Layout::include_section): Do not discard unrecognized
3994 SHT_STRTAB sections.
3995
afe47622
CS		 39962008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3997
3998 * script.cc (Lex::can_continue_name): Make '?' allowable in
3999 version-script names.
4000 * testsuite/version_script.map: Change glob pattern to use '?'
4001
5adf9721
ILT		 40022008-06-30 Manish Singh <yosh@gimp.org>
4003
4004 PR 6585
4005 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4006 Correct typo.
4007
e6fde208
ILT		 40082008-06-30 Ian Lance Taylor <iant@google.com>
4009
4010 PR 6660
4011 PR 6682
4012 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4013 versions]: Don't try to read the value in the contents, since we
4014 don't use it. Use the template endianness when writing.
4015
3f2e6a2d
CC		 40162008-06-25 Cary Coutant <ccoutant@google.com>
4017
4018 * fileread.cc (File_read::make_view): Assert on zero-length view.
4019 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4020 symbol table when there are no symbols to read.
4021
c43d3a48
CS		 40222008-06-23 Craig Silverstein <csilvers@google.com>
4023
4024 * version.cc (version_string): Bump to 1.7
4025
5f494ea0
CS		 40262008-06-18 Craig Silverstein <csilvers@google.com>
4027
4028 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4029 constant 0xFFFF to type Valtype.
4030 (Powerpc_relocate_functions::rel16_ha): Likewise.
4031
c42e122e
ILT		 40322008-06-17 Ian Lance Taylor <iant@google.com>
4033
f34787f8
ILT		 4034 * output.h (Output_section::Input_section): Initialize p2align_ to
4035 zero for Output_section_data constructors.
4036 (Output_section::Input_section::addralign): If not an input
4037 section, return the alignment of the Output_section_data.
4038 * testsuite/copy_test.cc: New file.
4039 * testsuite/copy_test_1.cc: New file.
4040 * testsuite/copy_test_2.cc: New file.
4041 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4042 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4043 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4044 (copy_test_1_pic.o, copy_test_1.so): New targets.
4045 (copy_test_2_pic.o, copy_test_2.so): New targets.
4046 * testsuite/Makefile.in: Rebuild.
4047
c42e122e
ILT		 4048 * script-sections.cc (Script_sections::place_orphan): Initialize
4049 local variable exact.
4050
ce3ac18a
DE		 40512008-06-13 David Edelsohn <edelsohn@gnu.org>
4052
4053 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4054
42cacb20
DE		 40552008-06-12 David Edelsohn <edelsohn@gnu.org>
4056 David S. Miller <davem@davemloft.net>
4057
4058 * powerpc.cc: New file.
4059 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4060 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4061 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4062 * Makefile.in: Rebuild.
4063
7b308235
ILT		 40642008-06-09 Ian Lance Taylor <iant@google.com>
4065
4066 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4067 <exception>.
4068 (throwing, orig_terminate): New static variables.
4069 (terminate_handler): New static function.
4070 (t2): Set terminate handler.
4071
f0b886e3
ILT		 40722008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4073
4074 PR 6584
cd536b21 4075 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4076 alignment.
4077
3e90f135
CC		 40782008-05-30 Cary Coutant <ccoutant@google.com>
4079
4080 * archive.cc (Archive::include_all_members) Correct to step
4081 over symbol table and extended name table in thin archives.
4082
e09ad04a
ILT		 40832008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4084
4085 PR 6407
4086 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4087 calculation.
4088
62b01cb5
ILT		 40892008-05-28 Caleb Howe <cshowe@google.com>
4090
4091 * reduced_debug_output.cc: New file.
4092 * reduced_debug_output.h: New file.
92de84a6 4093 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4094 * options.cc (General_options::finalize): Add strip_debug_non_line
4095 to the strip heirarchy.
4096 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4097 fields.
4098 * layout.cc: Include "reduced_debug_output.h".
4099 (Layout::Layout): Initialize new fields.
4100 (line_only_debug_sections): New static array.
4101 (is_lines_only_debug_sections): New static inline function.
4102 (Layout::include_section): Handle --strip-debug-non-line.
4103 (Layout::make_output_section): If --strip-debug-non-line, build
4104 new output sections for .debug_abbrev and .debug_info.
4105 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4106 gold. Warn about possible overflow.
4107 (read_signed_LEB_128): Likewise.
4108 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4109 (read_signed_LEB_128): Declare.
4110 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4111 (HFILES): Add reduced_debug_output.h.
4112 * Makefile.in: Rebuild.
4113
7d9e3d98
ILT		 41142008-05-21 Ian Lance Taylor <iant@google.com>
4115
4116 * mapfile.cc: New file.
4117 * mapfile.h: New file.
4118 * options.h (class General_options): Add -M/--print-map and -Map.
4119 * options.cc (General_options::finalize): Make -M equivalent to
4120 -Map -.
4121 * main.cc: Include <cstdio> and "mapfile.h".
4122 (main): Open mapfile if requested.
4123 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4124 constructor. Change caller.
4125 (queue_initial_tasks): Add mapfile parameter. Change caller.
4126 (queue_middle_tasks): Likewise.
4127 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4128 declarations.
4129 * archive.cc: Include "mapfile.h".
4130 (Archive::add_symbols): Add mapfile parameter. Change all
4131 callers. Pass mapfile, symbol, and reason to include_member.
4132 (Archive::include_all_members): Add mapfile parameter. Change all
4133 callers.
4134 (Archive::include_member): Add mapfile, sym, and why parameters.
4135 Change all callers. Report inclusion to map file.
4136 * archive.h: Include "fileread.h".
4137 (class Archive): Update declarations.
4138 (Archive::file): New const method.
4139 (class Add_archive_symbols): Add mapfile_ field. Update
4140 constructor. Change all callers.
4141 * readsyms.h (class Read_symbols): Likewise.
4142 (class Finish_group): Likewise.
4143 (class Read_script): Likewise.
4144 * common.cc: Include "mapfile.h".
4145 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4146 all callers.
4147 (Symbol_table::do_allocate_commons): Likewise.
4148 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4149 symbol allocation to mapfile.
4150 * common.h (class Allocate_commons_task): Add mapfile_ field.
4151 Update constructor. Change all callers.
4152 * symtab.h (class Symbol_table): Update declarations.
4153 * layout.cc: Include "mapfile.h".
4154 (Layout_task_runner::run): Print information to mapfile.
4155 (Layout::create_gold_note): Change Output_data_fixed_space to
4156 Output_data_zero_fill.
4157 (Layout::create_build_id): Likewise.
4158 (Layout::print_to_mapfile): New function.
4159 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4160 constructor. Change caller.
4161 (class Layout): Declare print_to_mapfile.
4162 * output.cc (Output_section::Input_section::print_to_mapfile): New
4163 function.
4164 (Output_section::add_input_section): If producing a map, always
4165 add to input_sections_ list.
4166 (Output_section::do_print_to_mapfile): New function.
4167 (Output_segment::print_sections_to_mapfile): New function.
4168 (Output_segment::print_section_list_to_mapfile): New function.
4169 * output.h: Include "mapfile.h".
4170 (Output_data::print_to_mapfile): New function.
4171 (Output_data::do_print_to_mapfile): New virtual function.
4172 (Output_segment_headers::do_print_to_mapfile): New function.
4173 (Output_file_header::do_print_to_mapfile): New function.
4174 (Output_data_const::do_print_to_mapfile): New function.
4175 (class Output_data_const_buffer): Add map_name_ field. Update
4176 constructor. Change all callers. Add do_print_to_mapfile
4177 function.
4178 (class Output_data_fixed_space): Likewise.
4179 (class Output_data_space): Likewise.
4180 (class Output_data_zero_fill): New class.
4181 (Output_data_strtab::do_print_to_mapfile): New function.
4182 (Output_data_reloc_base::do_print_to_mapfile): New function.
4183 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4184 (Output_data_group::do_print_to_mapfile): New function.
4185 (Output_data_got::do_print_to_mapfile): New function.
4186 (Output_data_dynamic::do_print_to_mapfile): New function.
4187 (Output_symtab_xindex::do_print_to_mapfile): New function.
4188 (class Output_section): Declare do_print_to_mapflie. Declare
4189 print_to_mapfile in Input_section.
4190 (class Output_segment): Declare new functions.
4191 * object.h (Sized_relobj::symbol_count): New function.
4192 * script-sections.cc
4193 (Output_section_element_dot_assignment::set_section_addresses):
4194 Change Output_data_fixed_space to Output_data_zero_fill.
4195 (Output_data_expression::do_print_to_mapfile): New function.
4196 * script.cc (read_input_script): Add mapfile parameter. Change
4197 all callers.
4198 * script.h (read_input_script): Update declaration.
4199 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4200 (Eh_frame::do_print_to_mapfile): New function.
4201 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4202 (Output_merge_string::do_print_to_mapfile): New function.
4203 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4204 function.
4205 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4206 function.
4207 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4208 function.
4209 * Makefile.am (CCFILES): Add mapfile.cc.
4210 (HFILES): Add mapfile.h.
4211 * Makefile.in: Rebuild.
4212
9f1d377b
ILT		 42132008-05-19 Ian Lance Taylor <iant@google.com>
4214
4215 * options.h (class General_options): Add -z relro.
4216 * layout.cc (Layout::Layout): Initialize relro_segment_.
4217 (Layout::add_output_section_data): Return the output section.
4218 (Layout::make_output_section): Rcognize relro sections and mark
4219 them appropriately.
4220 (Layout::attach_allocated_section_to_segment): Put relro sections
4221 in a PT_GNU_RELRO segment.
4222 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4223 section as relro.
4224 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4225 PT_TLS segments.
4226 (Layout::linkonce_mapping): Map d.rel.ro.local to
4227 .data.rel.ro.local.
4228 (Layout::output_section_name): Us .data.rel.ro.local for any
4229 section which begins with that.
4230 * layout.h (class Layout): Update add_output_section_data
4231 declaration. Add relro_segment_ field.
4232 * output.cc (Output_section::Output_section): Initialize is_relro_
4233 and is_relro_local_ fields.
4234 (Output_segment::add_output_section): Group relro sections.
4235 (Output_segment::is_first_section_relro): New function.
4236 (Output_segment::maximum_alignment): If there is a relro section,
4237 align the segment to the common page size.
4238 (Output_segment::set_section_addresses): Track whether we are
4239 looking at relro sections. If the last section is a relro
4240 section, align to the common page size.
4241 (Output_segment::set_section_list_addresses): Add in_relro
4242 parameter. Change all callers. Align to the page size when
4243 moving from relro to non-relro section.
4244 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4245 segment.
4246 * output.h (class Output_section): Add is_relro_ and
4247 is_relro_local_ fields.
4248 (Output_section::is_relro): New function.
4249 (Output_section::set_is_relro): New function.
4250 (Output_section::is_relro_local): New function.
4251 (Output_section::set_is_relro_local): New function.
4252 (class Output_segment): Update declarations.
4253 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4254 * sparc.cc (Target_sparc::got_section): Likewise.
4255 * x86_64.cc (Target_x86_64::got_section): Likewise.
4256 * testsuite/relro_test_main.cc: New file.
4257 * testsuite/relro_test.cc: New file.
4258 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4259 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4260 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4261 (relro_test.so, relro_test_pic.o): New targets.
4262 * testsuite/Makefile.in: Rebuild.
4263
a984ee1d
ILT		 42642008-05-16 Ian Lance Taylor <iant@google.com>
4265
01676dcd
ILT		 4266 * output.cc (Output_segment::add_output_section): Remove front
4267 parameter.
4268 * output.h (class Output_segment): Remove
4269 add_initial_output_section and overloaded add_output_section.
4270 Update declaration of remaining add_output_section.
4271 * layout.cc (Layout::create_interp): Call add_output_section
4272 rather than add_initial_output_section.
4273 (Layout::finish_dynamic_section): Likewise.
4274
497897f9
ILT		 4275 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4276 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4277 know the dynamic type.
4278 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4279 field. Initialize it in constructor.
4280 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4281 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4282 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4283 reloc.
4284
a984ee1d
ILT		 4285 * output.cc (Output_reloc::get_address): Change return type to
4286 Elf_Addr.
4287 * output.h (class Output_reloc): Update get_address declaration.
4288 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4289 for section addresses.
4290
55ba0940
ILT		 42912008-05-09 Ian Lance Taylor <iant@google.com>
4292
4293 PR 6493
4294 * gold.cc (gold_nomem): Use return value of write.
4295
75517b77
ILT		 42962008-05-08 Ian Lance Taylor <iant@google.com>
4297
4298 * symtab.c (Symbol::init_base_output_data): Add version
4299 parameter. Change all callers.
4300 (Symbol::init_base_output_segment): Likewise.
4301 (Symbol::init_base_constant): Likewise.
4302 (Symbol::init_base_undefined): Likewise.
4303 (Sized_symbol::init_output_data): Likewise.
4304 (Sized_symbol::init_output_segment): Likewise.
4305 (Sized_symbol::init_constant): Likewise.
4306 (Sized_symbol::init_undefined): Likewise.
4307 (Symbol_table::do_define_in_output_data): If the new symbol has a
4308 version, mark it as the default.
4309 (Symbol_table::do_define_in_output_segment): Likewise.
4310 (Symbol_table::do_define_as_constant): Likewise.
4311 * symtab.h (class Symbol): Update declarations.
4312 (class Sized_symbol): Likewise.
4313 * resolve.cc (Symbol::override_version): New function.
c42e122e 4314 (Symbol::override_base): Call override_version.
75517b77
ILT		 4315 (Symbol::override_base_with_special): Likewise.
4316 * testsuite/ver_script_8.script: New file.
4317 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4318 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4319 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4320 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4321
f1f70eae
ILT		 43222008-05-06 Ian Lance Taylor <iant@google.com>
4323
f3e9c5c5
ILT		 4324 PR 6049
4325 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4326 functions.
4327 (class General_options): Remove existing --undefined, and add
4328 --no-undefined instead. Add new --undefined as synonym for -u.
4329 * archive.cc (Archive::add_symbols): Check whether symbol was
4330 named with -u.
4331 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4332 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4333 all uses. Add IS_UNDEFINED. Update declarations to split
4334 different versions of init_base. Declare init_base_undefined.
4335 (Symbol::is_defined): Handle IS_UNDEFINED.
4336 (Symbol::is_undefined): Likewise.
4337 (Symbol::is_weak_undefined): Call is_undefined.
4338 (Symbol::is_absolute): Handle IS_CONSTANT.
4339 (class Sized_symbol): Update declarations to split different
4340 versions of init. Declare init_undefined.
4341 (class Symbol_table): Declare new functions.
4342 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4343 Change all callers.
4344 (Symbol::init_base_output_data): Likewise.
4345 (Symbol::init_base_output_segment): Likewise.
4346 (Symbol::init_base_constant): Likewise.
4347 (Symbol::init_base_undefined): New function.
4348 (Sized_symbol::init_object): Rename from init. Change all
4349 callers.
4350 (Sized_symbol::init_output_data): Likewise.
4351 (Sized_symbol::init_output_segment): Likewise.
4352 (Sized_symbol::init_constant): Likewise.
4353 (Sized_symbol::init_undefined): New function.
4354 (Symbol_table::add_undefined_symbols_from_command_line): New
4355 function.
4356 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4357 function.
4358 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4359 (Symbol::output_section): Likewise.
4360 (Symbol::set_output_section): Likewise.
4361 (Symbol_table::sized_finalize_symbol): Likewise.
4362 (Symbol_table::sized_write_globals): Likewise.
4363 * resolve.cc (Symbol_table::should_override): Likewise.
4364 (Symbol::override_base_with_special): Likewise.
4365
8bdcdf2c
ILT		 4366 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4367 symbol, change it to have default visibility.
4368 * testsuite/protected_1.cc: New file.
4369 * testsuite/protected_2.cc: New file.
4370 * testsuite/protected_3.cc: New file.
4371 * testsuite/protected_main_1.cc: New file.
4372 * testsuite/protected_main_2.cc: New file.
4373 * testsuite/protected_main_3.cc: New file.
4374 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4375 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4376 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4377 (protected_1.so): New target.
4378 (protected_1_pic.o, protected_2_pic.o): New targets.
4379 (protected_3_pic.o): New target.
4380 (check_PROGRAMS): Add protected_2.
4381 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4382 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4383 * testsuite/Makefile.in: Rebuild.
4384
2b706932
ILT		 4385 * options.h (DEFINE_var): Add set_user_set_##varname__.
4386 (DEFINE_bool_alias): New macro.
4387 (class General_options): Define -Bstatic using DEFINE_bool_alias
4388 rather than DEFINE_special. Add --undefined as an alias for -z
4389 defs.
4390 * options.cc (General_options::parse_Bstatic): Remove.
4391
d82a5bcc
ILT		 4392 * options.h (class General_options): Add --fatal-warnings.
4393 * main.cc (main): Implement --fatal-warnings.
4394 * errors.h (Errors::warning_count): New function.
4395
f1f70eae
ILT		 4396 * options.h (class General_options): Add -Bsymbolic-functions.
4397 * symtab.h (Symbol::is_preemptible): Check for
4398 -Bsymbolic-functions.
4399
8825ac63
ILT		 44002008-05-05 Ian Lance Taylor <iant@google.com>
4401
d98bc257
ILT		 4402 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4403 as noVARNAME rather than no-VARNAME.
4404 (class General_options): Add option -z combreloc.
4405 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4406 get_address.
4407 (Output_reloc::sort_before) [SHT_REL]: New function.
4408 (Output_reloc::sort_before) [SHT_RELA]: New function.
4409 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4410 Sort_relocs_comparison.
4411 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4412 parameter. Change all callers.
4413 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4414 sort_relocs parameter. Change all callers.
4415 * output.cc (Output_reloc::get_address): New function, broken out
4416 of write_rel.
4417 (Output_reloc::write_rel): Call it.
4418 (Output_reloc::compare): New function.
4419 (Output_data_reloc_base::do_write): Optionally sort relocs.
4420
60b2b4e7
ILT		 4421 * configure.ac: If targ_extra_obj is set, link it in.
4422 * configure.tgt: Initialize all variables.
4423 (x86_64*): Set targ_extra_obj and targ_extra_size.
4424 * configure: Rebuild.
4425
8825ac63
ILT		 4426 * object.cc (Sized_relobj::include_section_group): Adjust section
4427 indexes read from group data. Build vector to pass to
4428 layout_group.
4429 * layout.cc (Layout::layout_group): Add flags and shndxes
4430 parameters. Remove contents parameter. Change caller. Update
4431 explicit instantiations.
4432 * layout.h (class Layout): Update layout_group declaration.
4433 * output.cc (Output_data_group::Output_data_group): Add flags and
4434 input_shndxes parameters. Remove contents parameter. Change
4435 caller.
4436 (Output_data_group::do_write): Change input_sections_ to
4437 input_shndxes_.
4438 * output.h (class Output_data_group): Update constructor
4439 declaration. Rename input_sections_ to input_shndxes_.
4440 * testsuite/many_sections_test.cc: Add template.
4441
e94cf127
CC		 44422008-04-30 Cary Coutant <ccoutant@google.com>
4443
4418b2d5
CC		 4444 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4445
e94cf127
CC		 4446 * layout.cc (Layout::include_section): Refactored check for debug
4447 info section.
4448 (Layout::add_comdat): Add new parameters. Change type
4449 of signature parameter. Add object and shndx to signatures table.
4450 (Layout::find_kept_object): New function.
4451 * layout.h: Include <cstring>.
4452 (Layout::is_debug_info_section): New function.
4453 (Layout::add_comdat): Add new parameters.
4454 (Layout::find_kept_object): New function.
4455 (Layout::Kept_section): New struct.
4456 (Layout::Signatures): Change type of map range.
4457 * object.cc (Relobj::output_section_address): New function.
4458 (Sized_relobj::include_section_group): Add new parameters. Change
4459 calls to Layout::add_comdat. Change to build table of kept comdat
4460 groups and table mapping discarded sections to kept sections.
4461 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4462 (Sized_relobj::do_layout): Change calls to include_section_group and
4463 include_linkonce_section.
4464 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4465 value to zero when section is discarded.
4466 (Sized_relobj::map_to_kept_section): New function.
4467 * object.h (Relobj::output_section_address): New function.
4468 (Relobj::Comdat_group): New type.
4469 (Relobj::find_comdat_group): New function.
4470 (Relobj::Comdat_group_table): New type.
4471 (Relobj::Kept_comdat_section): New type.
4472 (Relobj::Kept_comdat_section_table): New type.
4473 (Relobj::add_comdat_group): New function.
4474 (Relobj::set_kept_comdat_section): New function.
4475 (Relobj::get_kept_comdat_section): New function.
4476 (Relobj::comdat_groups_): New field.
4477 (Relobj::kept_comdat_sections_): New field.
4478 (Symbol_value::input_value): Update comment.
4479 (Sized_relobj::map_to_kept_section) New function.
4480 (Sized_relobj::include_linkonce_section): Add new parameter.
4481 * target-reloc.h (Comdat_behavior): New type.
4482 (get_comdat_behavior): New function.
4483 (relocate_section): Add code to map a discarded section to the
4484 corresponding kept section when applying a relocation.
4485
e4e5049b
CS		 44862008-04-30 Craig Silverstein <csilvers@google.com>
4487
4488 * dwarf_reader.cc (next_generation_count): New static var.
4489 (Addr2line_cache_entry): New struct.
4490 (addr2line_cache): New static var.
4491 (Dwarf_line_info::one_addr2line): Added caching.
4492 (Dwarf_line_info::clear_addr2line_cache): New function.
4493 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4494 cache-size parameter.
4495 (Dwarf_line_info::one_addr2line_cache): New function.
4496 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4497 new cache-size argument to one_addr2line(), and clear cache.
4498
d09e9154
CC		 44992008-04-28 Cary Coutant <ccoutant@google.com>
4500
4501 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4502 R_386_PC8 relocations.
4503
7ef73768
ILT		 45042008-04-23 Ian Lance Taylor <iant@google.com>
4505
55438702
ILT		 4506 * object.cc (Sized_relobj::include_section_group): Check for
4507 invalid section group.
4508
c165fb93
ILT		 4509 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4510 header size.
4511
7ef73768
ILT		 4512 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4513 than read for file header.
4514 * archive.cc (Archive::include_member): Likewise.
4515
6194aaab
L		 45162008-04-23 Paolo Bonzini <bonzini@gnu.org>
4517
4518 * aclocal.m4: Regenerate.
4519 * configure: Regenerate.
4520
d491d34e
ILT		 45212008-04-19 Ian Lance Taylor <iant@google.com>
4522
5ea2bac6
ILT		 4523 * version.cc (version_string): Bump to 1.6.
4524
7bc3e21a
ILT		 4525 * testsuite/Makefile.am (many_sections_r_test): New target.
4526 (many_sections_r_test_SOURCES): Remove.
4527 (many_sections_r_test_DEPENDENCIES): Remove.
4528 (many_sections_r_test_LDFLAGS): Remove.
4529 (many_sections_r_test_LDADD): Remove.
4530
7fcd3aa9
ILT		 4531 * object.cc (Sized_relobj::do_add_symbols): Always pass
4532 local_symbol_count_ to add_from_relobj.
4533
4c94d6ae
ILT		 4534 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4535 every thousand variables.
4536 * testsuite/Makefile.in: Rebuild.
4537
d491d34e
ILT		 4538 * object.cc (Xindex::initialize_symtab_xindex): New function.
4539 (Xindex::read_symtab_xindex): New function.
4540 (Xindex::sym_xindex_to_shndx): New function.
4541 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4542 available.
4543 (Sized_relobj::do_initialize_xindex): New function.
4544 (Sized_relobj::do_read_symbols): Adjust section links.
4545 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4546 parameter. Change all callers.
4547 (Sized_relobj::include_section_group): Adjust section links and
4548 symbol section indexes.
4549 (Sized_relobj::do_layout): Adjust section links.
4550 (Sized_relobj::do_count_local_symbols): Adjust section links and
4551 symbol section indexes.
4552 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4553 ordinary and special symbols.
4554 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4555 dynsym_xindex parameters. Change all callers. Adjust section
4556 links. Use SHN_XINDEX when needed.
4557 (Sized_relobj::get_symbol_location_info): Adjust section links.
4558 Don't get fooled by special symbols.
4559 * object.h (class Xindex): Define.
4560 (class Object): Add xindex_ parameter. Declare virtual functoin
4561 do_initialize_xindex.
4562 (Object::adjust_sym_shndx): New function.
4563 (Object::set_xindex): New protected function.
4564 (class Symbol_value): Add is_ordinary_shndx_ field.
4565 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4566 (Symbol_value::value): Assert ordinary section.
4567 (Symbol_value::initialize_input_to_output_map): Likewise.
4568 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4569 Change all callers.
4570 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4571 all callers.
4572 (class Sized_relobj): Update declarations.
4573 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4574 parameter. Change all callers.
4575 (Sized_relobj::adjust_shndx): New function.
4576 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4577 field.
4578 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4579 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4580 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4581 (Sized_dynobj::read_dynsym_section): Adjust section links.
4582 (Sized_dynobj::read_dynamic): Likewise.
4583 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4584 section links.
4585 (Sized_dynobj::do_initialize_xindex): New function.
4586 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4587 do_initialize_xindex.
4588 (Sized_dynobj::adjust_shndx): New function.
4589 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4590 dynsym_xindex_ fields.
4591 (Layout::finalize): Add a call to set_section_indexes before
4592 creating the symtab sections.
4593 (Layout::set_section_indexes): Don't do anything if the section
4594 already has a section index.
4595 (Layout::create_symtab_sections): Add shnum parameter. Change
4596 caller. Create .symtab_shndx section if needed.
4597 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4598 caller.
4599 (Layout::allocated_output_section_count): New function.
4600 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4601 needed.
4602 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4603 fields. Update declarations.
4604 (Layout::symtab_xindex): New function.
4605 (Layout::dynsym_xindex): New function.
4606 (class Write_symbols_task): Add layout_ field.
4607 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4608 Change caller.
4609 * output.cc (Output_section_headers::Output_section_headers): Add
4610 shstrtab_section parameter. Change all callers.
4611 (Output_section_headers::do_sized_write): Store overflow values
4612 for section count and section string table section index in
4613 section header zero.
4614 (Output_file_header::do_sized_write): Check for overflow of
4615 section count and section string table section index.
4616 (Output_symtab_xindex::do_write): New function.
4617 (Output_symtab_xindex::endian_do_write): New function.
4618 * output.h (class Output_section_headers): Add shstrtab_section_.
4619 Update declarations.
4620 (class Output_symtab_xindex): Define.
4621 (Output_section::has_out_shndx): New function.
4622 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4623 field.
4624 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4625 Change all callers.
4626 (Sized_symbol::init): Likewise.
4627 (Symbol::output_section): Check for ordinary symbol.
4628 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4629 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4630 callers.
4631 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4632 Change all callers. Simplify handling of symbols from sections
4633 not included in the link.
4634 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4635 distinction.
4636 (Weak_alias_sorter::operator()): Assert that symbols are
4637 ordinary.
4638 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4639 distinction.
4640 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4641 parameters. Change all callers.
4642 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4643 symbol distinction. Use SHN_XINDEX when needed.
4644 (Symbol_table::write_section_symbol): Add symtab_xindex
4645 parameter. Change all callers.
4646 (Symbol_table::sized_write_section_symbol): Likewise. Use
4647 SHN_XINDEX when needed.
4648 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4649 declarations.
4650 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4651 (Symbol::is_defined): Check is_ordinary.
4652 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4653 (Symbol::is_absolute, Symbol::is_common): Likewise.
4654 (class Sized_symbol): Update declarations.
4655 (class Symbol_table): Update declarations.
4656 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4657 parameters. Change all callers.
4658 (Sized_symbol::override): Likewise.
4659 (Symbol_table::override): Likewise.
4660 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4661 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4662 is_ordinary, and orig_st_shndx parameters. Change all callers.
4663 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4664 to be in an ordinary section.
4665 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4666 object and is_ordinary parameters. Change all callers.
4667 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4668 Change all callers. Don't add undefined or non-ordinary symbols
4669 to reloc_map_.
4670 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4671 Change all callers.
4672 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4673 declarations.
4674 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4675 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4676 (Sized_relobj::relocate_sections): Likewise.
4677 * target-reloc.h (scan_relocs): Adjust section symbol index.
4678 (scan_relocatable_relocs): Likewise.
4679 * i386.cc (Scan::local): Check for ordinary symbols.
4680 * sparc.cc (Scan::local): Likewise.
4681 * x86_64.cc (Scan::local): Likewise.
4682 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4683 to symbol_section_and_value.
4684 * testsuite/many_sections_test.cc: New file.
4685 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4686 (check_PROGRAMS): Add many_sections_test.
4687 (many_sections_test_SOURCES): Define.
4688 (many_sections_test_DEPENDENCIES): Define.
4689 (many_sections_test_LDFLAGS): Define.
4690 (BUILT_SOURCES): Add many_sections_define.h.
4691 (many_sections_define.h): New target.
4692 (BUILT_SOURCES): Add many_sections_check.h.
4693 (many_sections_check.h): New target.
4694 (check_PROGRAMS): Add many_sections_r_test.
4695 (many_sections_r_test_SOURCES): Define.
4696 (many_sections_r_test_DEPENDENCIES): Define.
4697 (many_sections_r_test_LDFLAGS): Define.
4698 (many_sections_r_test_LDADD): Define.
4699 (many_sections_r_test.o): New target.
4700 * testsuite/Makefile.in: Rebuild.
4701
c5818ff1
CC		 47022008-04-17 Cary Coutant <ccoutant@google.com>
4703
4704 * errors.cc (Errors::info): New function.
4705 (gold_info): New function.
4706 * errors.h (Errors::info): New function.
4707 * gold.h (gold_info): New function.
4708 * object.cc (Input_objects::add_object): Print trace output.
4709 * options.cc (options::parse_set): New function.
4710 (General_options::parse_wrap): Deleted.
4711 (General_options::General_options): Deleted initializer.
4712 * options.h (options::String_set): New typedef.
4713 (options::parse_set): New function.
4714 (DEFINE_set): New macro.
4715 (General_options::wrap): Changed to use DEFINE_set. Changed
4716 callers of any_wrap_symbols and is_wrap_symbol.
4717 (General_options::trace, General_options::trace_symbol):
4718 New options.
4719 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4720 (General_options::wrap_symbols_): Deleted.
4721 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4722
b5be4a7c
DM		 47232008-04-17 David S. Miller <davem@davemloft.net>
4724
4725 * options.cc (General_options::parse_V): New function.
4726 * options.h: Add entries for -V and -Qy.
4727
155a0dd7
ILT		 47282008-04-17 Ian Lance Taylor <iant@google.com>
4729
4730 * common.cc (Symbol_table::allocate_commons): Remove options
4731 parameter. Change caller.
4732 (Symbol_table::do_allocate_commons): Remove options parameter.
4733 Change caller. Just call do_allocate_commons_list twice.
4734 (Symbol_table::do_allocate_commons_list): New function, broken out
4735 of do_allocate_commons.
4736 * common.h (class Allocate_commons_task): Remove options_ field.
4737 Update constructor.
4738 * symtab.cc (Symbol_table::Symbol_table): Initialize
4739 tls_commons_.
4740 (Symbol_table::add_from_object): Put TLS common symbols on
4741 tls_commons_ list.
4742 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4743 which are IN_OUTPUT_DATA.
4744 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4745 allocate_commons and do_allocate_commons declarations. Declare
4746 do_allocate_commons_list.
4747 * gold.cc (queue_middle_tasks): Update creation of
4748 Allocate_commons_task to not pass options.
4749 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4750 (TLS_TEST_C_FLAGS): New variable.
4751 (tls_test_c_pic.o): New target.
4752 (tls_test_shared.so): Link in tls_test_c_pic.o.
4753 (tls_test_c_pic_ie.o): New target.
4754 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4755 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4756 (tls_test_c.o): New target.
4757 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4758 (tls_pic_test_LDADD): Likewise.
4759 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4760 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4761 (tls_test_c_gnu2.o): New target.
4762 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4763 tls_test_c_gnu2.o.
4764 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4765 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4766 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4767 * testsuite/tls_test.cc: Include "config.h".
4768 (t_last): Call t11_last.
4769 * testsuite/tls_test.h (t11, t11_last): Declare.
4770 * testsuite/tls_test_c.c: New file.
4771 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4772 * configure.ac: Check for OpenMP support.
4773 * configure, config.in, Makefile.in: Rebuild.
4774 * testsuite/Makefile.in: Rebuild.
4775
edfbb029
CC		 47762008-04-16 Cary Coutant <ccoutant@google.com>
4777
4778 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4779 (Target_i386::tls_base_symbol_defined_): New field.
4780 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4781 (Target_i386::Scan::global): Likewise.
4782 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4783 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4784 (Target_x86_64::tls_base_symbol_defined_): New field.
4785 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4786 (Target_x86_64::Scan::global): Likewise.
4787
f3c69fca
CC		 47882008-04-16 Cary Coutant <ccoutant@google.com>
4789
4790 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4791 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4792 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4793 building shared libraries.
4794 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4795 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4796 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4797 * testsuite/Makefile.in: Rebuild.
4798 * testsuite/weak_undef.h: New file.
4799 * testsuite/weak_undef_file1.cc: Add extra test cases.
4800 * testsuite/weak_undef_file2.cc: Likewise.
4801 * testsuite/weak_undef_test.cc: Likewise.
4802
7c414435
DM		 48032008-04-16 David S. Miller <davem@davemloft.net>
4804
32b769e1
DM		 4805 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4806 Add issued_non_pic_error_ field. Declare check_non_pic.
4807 (Target_sparc::Scan::check_non_pic): New function.
4808 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4809 (Target_sparc::Scan::global): Likewise.
4810
11936fb1
DM		 4811 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4812 * configure: Rebuild.
4813
7c414435
DM		 4814 * options.h (DEFINE_enable): New macro.
4815 (new_dtags): New enable option.
4816 (initfirst, interpose, loadfltr, nodefaultlib,
4817 nodelete, nodlopen, nodump): New -z options.
4818 * layout.cc (Layout:finish_dynamic_section): If new
4819 dtags enabled, emit DT_RUNPATH. Also, emit a
4820 DT_FLAGS_1 containing any specified -z flags.
4821
85c7bf8b
ILT		 48222008-04-16 Ian Lance Taylor <iant@google.com>
4823
12c0daef
ILT		 4824 * copy-relocs.cc: New file.
4825 * copy-relocs.h: New file.
4826 * reloc.cc: Remove Copy_relocs code.
4827 * reloc.h: Likewise.
4828 * reloc-types.h (struct Reloc_types) [both versions]: Add
4829 get_reloc_addend_noerror.
4830 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4831 variants of add_global which take an addend which must be zero.
4832 * i386.cc: Include "copy-relocs.h".
4833 (class Target_i386): Change type of copy_relocs_ to variable,
4834 update initializer.
4835 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4836 Change all callers.
4837 (Target_i386::do_finalize_sections): Change handling of
4838 copy_relocs_.
4839 * sparc.cc: Include "copy-relocs.h".
4840 (class Target_sparc): Change type of copy_relocs_ to variable,
4841 update initializer.
4842 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4843 Change all callers.
4844 (Target_sparc::do_finalize_sections): Change handling of
4845 copy_relocs_.
4846 * x86_64.cc: Include "copy-relocs.h".
4847 (class Target_x86_64): Change type of copy_relocs_ to variable,
4848 update initializer.
4849 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4850 class. Change all callers.
4851 (Target_x86_64::do_finalize_sections): Change handling of
4852 copy_relocs_.
4853 * Makefile.am (CCFILES): Add copy-relocs.cc.
4854 (HFILES): Add copy-relocs.h.
4855
4f4995b6
ILT		 4856 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4857
85c7bf8b
ILT		 4858 * testsuite/script_test_4.sh: Permit leading zeroes.
4859
4f2a9edd
ILT		 48602008-04-15 Ian Lance Taylor <iant@google.com>
4861
e6188289
ILT		 4862 * script-sections.cc (Script_sections::create_segments): Use
4863 header_size_adjustment even when there is enough room for the
4864 headers.
4865 * testsuite/script_test_4.sh: New file.
4866 * testsuite/script_test_4.t: New file.
4867 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4868 (check_DATA): Add script_test_4.stdout.
4869 (MOSTLYCLEANFILES): Likewise.
4870 (script_test_4): New target.
4871 (script_test_4.stdout): New target.
4872 * testsuite/Makefile.in: Rebuild.
4873
4f2a9edd
ILT		 4874 * sparc.cc: Add definitions for Output_data_plt_sparc class
4875 constants.
4876
f5314dd5
DM		 48772008-04-14 David S. Miller <davem@davemloft.net>
4878
4879 * sparc.cc: New file.
4880 * Makefile.am (TARGETSOURCES): Add sparc.cc
4881 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4882 * configure.tgt: Document targ_extra_size and
4883 targ_extra_big_endian. Add entries for sparc-* and
4884 sparc64-*.
4885 * configure.ac: Handle targ_extra_size and
4886 targ_extra_big_endian.
4887 * Makefile.in: Rebuild.
4888 * configure: Likewise.
4889 * po/POTFILES.in: Likewise.
4890 * po/gold.pot: Likewise.
4891
154e0e9a
ILT		 48922008-04-14 Ian Lance Taylor <iant@google.com>
4893
4894 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4895 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4896 in the name/type/flags to section mapping. Don't call
4897 allocate_output_section.
4898 (Layout::choose_output_section): Change parameter from adjust_name
4899 to is_input_section. Don't permit input sections after sections
4900 are attached to segments. Don't call allocate_output_section.
4901 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4902 not write_enable_output_section.
4903 (Layout::make_output_section): Don't push to
4904 unattached_section_list_ nor call attach_to_segment. Call
4905 attach_section_to_segment if sections are attached.
4906 (Layout::attach_sections_to_segments): New function.
4907 (Layout::attach_section_to_segment): New function.
4908 (Layout::attach_allocated_section_to_segment): Rename from
4909 attach_to_segment. Remove flags parameter.
4910 (Layout::allocate_output_section): Remove function.
4911 (Layout::write_enable_output_section): Remove function.
4912 * layout.h (class Layout): Update for above changes. Add new
4913 field sections_are_attached_.
4914 * output.h (Output_section::update_flags_for_input_section): New
4915 function.
4916 * output.cc (Output_section::add_input_section): Call
4917 update_flags_for_input_section.
4918 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4919
009a67a2
CC		 49202008-04-11 Cary Coutant <ccoutant@google.com>
4921
4922 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4923 thought unnecessary.
4924 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4925
759b1a24
ILT		 49262008-04-11 Ian Lance Taylor <iant@google.com>
4927
4928 * output.h (class Output_section_data): Remove inline definition
4929 of set_addralign.
4930 * output.cc (Output_section_data::set_addralign): New function.
4931
c2b45e22
CC		 49322008-04-11 Cary Coutant <ccoutant@google.com>
4933
4934 Add support for TLS descriptors for i386 and x86_64.
4935 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4936 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4937 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4938 GOT_TYPE_TLS_DESC.
4939 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4940 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4941 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4942 relocations.
4943 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4944 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4945 Fix problem with initial-exec relocations.
4946 (Target_i386::Relocate::relocate_tls): Likewise.
4947 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4948 relaxation.
4949 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4950 support for section-plus-offset dynamic table entries.
4951 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4952 (Output_data_dynamic::Dynamic_entry): Add support for
4953 section-plus-offset dynamic table entries.
4954 (Output_data_dynamic::Classification): Likewise.
4955 (Output_data_dynamic::classification_): Renamed offset_.
4956 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4957 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4958 (Target_x86_64::make_plt_section): New function.
4959 (Target_x86_64::reserve_tlsdesc_entries): New function.
4960 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4961 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4962 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4963 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4964 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4965 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4966 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4967 add extra PLT entry for TLS descriptors.
4968 (Output_data_plt_x86_64::got_): New field.
4969 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4970 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4971 fields.
4972 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4973 descriptors.
4974 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4975 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4976 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4977 R_386_TLS_DESC_CALL relocations.
4978 (Target_x86_64::Scan::global): Likewise.
4979 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4980 for TLS descriptors.
4981 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4982 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4983 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4984 GD-to-IE relaxation.
4985 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4986 and TLS_DESCRIPTORS.
4987 * Makefile.in: Rebuild.
4988 * configure: Rebuild.
4989 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4990 (tls_test_shared2.so): New target.
4991 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4992 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4993 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4994 (tls_shared_gd_to_ie_test_LDADD): New variable.
4995 (tls_shared_gnu2_gd_to_ie_test): New target.
4996 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4997 New targets.
4998 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4999 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5000 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5001 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5002 (tls_shared_gnu2_test): New target.
5003 (tls_test_gnu2_shared.so): New target.
5004 (tls_shared_gnu2_test_SOURCES): New variable.
5005 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5006 (tls_shared_gnu2_test_LDFLAGS): New variable.
5007 (tls_shared_gnu2_test_LDADD): New variable.
5008 * testsuite/Makefile.in: Rebuild.
5009 * testsuite/Makefile.
5010
83bfb6b7
ILT		 50112008-04-11 Ian Lance Taylor <iant@google.com>
5012
5013 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5014 justsyms.t.
5015 * testsuite/Makefile.in: Rebuild.
5016
5017 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5018 long.
5019 * testsuite/script_test_2.cc (main): Adjust test.
5020
706e1f5e
ILT		 50212008-04-11 David S. Miller <davem@davemloft.net>
5022 Ian Lance Taylor <iant@google.com>
5023
5024 * options.h (General_options): Add entries for '-Y' and
5025 '-relax'.
5026 * options.cc (General_options:finalize): If -Y was used, add those
5027 entries to the library path instead of the default "/lib" and
5028 "/usr/lib".
5029
7c98e6bb
DM		 50302008-04-11 David S. Miller <davem@davemloft.net>
5031
5032 * testsuite/justsyms.t: Start at 0x100.
5033 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5034 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5035 long.
5036 * testsuite/script_test_2.cc: Adjust string and section length
5037 checks.
7c98e6bb 5038
99a37bfd
ILT		 50392008-04-09 Ian Lance Taylor <iant@google.com>
5040
2cefc357
ILT		 5041 PR gold/5996
5042 * script-sections.cc (Sections_element::allocate_to_segment): Add
5043 orphan parameter.
5044 (Output_section_definition::allocate_to_segment): Likewise.
5045 (Orphan_output_section::allocate_to_segment): Likewise.
5046 (Script_sections::attach_sections_using_phdrs_clause): Don't
5047 propagate non-PT_LOAD segments to orphan sections.
5048 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5049 readelf rather than objdump.
5050 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5051 .interp section and PT_INTERP segment are the same size.
5052 * testsuite/Makefile.in: Rebuild.
5053
99a37bfd
ILT		 5054 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5055 aliases for symbols defined in the same object.
5056 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5057 (weak_alias_test_SOURCES): New variable.
5058 (weak_alias_test_DEPENDENCIES): New variable.
5059 (weak_alias_test_LDFLAGS): New variable.
5060 (weak_alias_test_LDADD): New variable.
5061 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5062 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5063 (weak_alias_test_3.o): New target.
5064 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5065 * testsuite/weak_alias_test_main.cc: New file.
5066 * testsuite/weak_alias_test_1.cc: New file.
5067 * testsuite/weak_alias_test_2.cc: New file.
5068 * testsuite/weak_alias_test_3.cc: New file.
5069
780e49c5
ILT		 50702008-04-08 Ian Lance Taylor <iant@google.com>
5071
cdb0b8f5
ILT		 5072 * options.h (class General_options): Add --noinhibit-exec option.
5073 * main.cc (main): Check --noinhibit-exec.
5074
0864d551
ILT		 5075 * options.h (class General_options): Define --wrap as a special
5076 option. Add wrap_symbols_ field.
5077 (General_options::any_wrap_symbols): New function.
5078 (General_options::is_wrap_symbol): New function.
5079 * options.cc (General_options::parse_wrap): New function.
5080 (General_options::General_options): Initialize wrap_symbols_.
5081 * symtab.cc (Symbol_table::wrap_symbol): New function.
5082 (Symbol_table::add_from_object): Handle --wrap.
5083 * symtab.h (class Symbol_table): Declare wrap_symbol.
5084 * target.h (Target::wrap_char): New function.
5085 (Target::Target_info): Add wrap_char field.
5086 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5087 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5088 * testsuite/testfile.cc (Target_test::test_target_info):
5089 Likewise.
5090
789aa6de
ILT		 5091 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5092 there is one.
5093
2c38906f
ILT		 5094 * layout.h (class Layout): Add added_eh_frame_data_ field.
5095 * layout.cc (Layout::Layout): Initialize new field.
5096 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5097 output section until we find a section we merged successfully.
5098 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5099 that the size be non-zero.
5100
780e49c5
ILT		 5101 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5102 qualifier.
5103
7fcd0256
ILT		 51042008-04-08 Craig Silverstein <csilvers@google.com>
5105
5106 * configure.ac: Export new conditional variable HAVE_ZLIB.
5107 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5108 on HAVE_ZLIB.
5109 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5110 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5111
6835af53
ILT		 51122008-04-07 Ian Lance Taylor <iant@google.com>
5113
e24f324c
ILT		 5114 * version.cc (version_string): Set to "1.5".
5115
a036edd8
ILT		 5116 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5117 Add issued_non_pic_error_ field. Declare check_non_pic.
5118 (Target_x86_64::Scan::check_non_pic): New function.
5119 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5120 (Target_x86_64::Scan::global): Likewise.
5121
624f8810
ILT		 5122 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5123 addend parameter. Change caller. Handle merge sections.
5124 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5125 Address to Addend. Don't add in the result of
5126 local_section_offset, pass down the addend and use the returned
5127 value.
5128 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5129 Update declarations of local_section_offset and symbol_value.
5130 * testsuite/two_file_test_1.cc (t18): New function.
5131 * testsuite/two_file_test_2.cc (f18): New function.
5132 * testsuite/two_file_test_main.cc (main): Call t18.
5133 * testsuite/two_file_test.h (t18, f18): Declare.
5134
6835af53
ILT		 5135 * configure.ac: Don't test for objdump, c++filt, or readelf.
5136 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5137 conditionals.
5138 (TEST_READELF): New variable.
5139 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5140 (check_PROGRAMS): Add two_file_strip_test.
5141 (two_file_strip_test): New target.
5142 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5143 (two_file_same_shared_strip_test_SOURCES): New variable.
5144 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5145 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5146 (two_file_same_shared_strip_test_LDADD): New variable.
5147 (two_file_shared_strip.so): New target.
5148 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5149 (ver_test_5.syms, ver_test_7.syms): Likewise.
5150 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5151 (strip_test_3.stdout): Use TEST_OBJDUMP.
5152 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5153
86925eef
CC		 51542008-04-04 Cary Coutant <ccoutant@google.com>
5155
5156 * symtab.h (Symbol::is_weak_undefined): New function.
5157 (Symbol::is_strong_undefined): New function.
5158 (Symbol::is_absolute): New function.
5159 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5160 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5161 absolute symbols.
5162 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5163 (weak_undef_test): New target.
5164 * testsuite/Makefile.in: Rebuild.
5165 * testsuite/weak_undef_file1.cc: New file.
5166 * testsuite/weak_undef_file2.cc: New file.
5167 * testsuite/weak_undef_test.cc: New file.
5168
126f3ece
ILT		 51692008-04-03 Craig Silverstein <csilvers@google.com>
5170
5171 * compressed_output.h (class Output_compressed_section): Use
5172 unsigned buffer.
5173 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5174 add zlib header.
5175 (zlib_compressed_suffix): Removed.
5176 (Output_compressed_section::set_final_data_size): Use unsigned
5177 buffers.
5178 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5179 Fix linker invocation.
5180 (flagstest_o_specialfile_and_compress_debug_sections):
5181 Likewise.
5182 * testsuite/Makefile.in: Regenerated.
5183
deae2a14
DM		 51842008-04-02 David S. Miller <davem@davemloft.net>
5185
5186 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5187 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5188
70752818
ILT		 51892008-04-02 Craig Silverstein <csilvers@google.com>
5190
5191 * TODO: New file.
5192
39d0cb0e
ILT		 51932008-04-02 Ian Lance Taylor <iant@google.com>
5194
5195 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5196 parameters. Update for new key type to views_. Change all
5197 callers.
5198 (File_read::read): Adjust for byteshift in returned view.
5199 (File_read::add_view): New function, broken out of
5200 find_and_make_view.
5201 (File_read::make_view): New function, broken out of
5202 find_and_make_view.
5203 (File_read::find_or_make_view): Add offset and aligned
5204 parameters. Rewrite accordingly. Change all callers.
5205 (File_read::get_view): Add offset and aligned parameters. Adjust
5206 for byteshift in return value.
5207 (File_read::get_lasting_view): Likewise.
5208 * fileread.h (class File_read): Update declarations.
5209 (class File_read::View): Add byteshift_ field. Add byteshift to
5210 constructor. Add byteshift method.
5211 * archive.h (Archive::clear_uncached_views): New function.
5212 (Archive::get_view): Add aligned parameter. Change all callers.
5213 * object.h (Object::get_view): Add aligned parameter. Change all
5214 callers.
5215 (Object::get_lasting_view): Likewise.
5216
5217 * fileread.cc (File_read::release): Don't call clear_views if
5218 there are multiple objects.
5219 * fileread.h (File_read::clear_uncached_views): New function.
5220 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5221 on the archive.
5222
a1207466
CC		 52232008-03-31 Cary Coutant <ccoutant@google.com>
5224
5225 Add thin archive support.
5226 * archive.cc (Archive::armagt): New const.
5227 (Archive::setup): Remove task parameter and calls to unlock.
5228 (Archive::unlock_nested_archives): New function.
5229 (Archive::read_header): Add nested_off parameter. Change
5230 all callers.
5231 (Archive::interpret_header): Likewise.
5232 (Archive::include_all_members): Change to handle thin
5233 archives.
5234 (Archive::include_member): Likewise.
5235 * archive.h (Archive::Archive): Add new parameters and
5236 initializers.
5237 (Archive::armagt): New const.
5238 (Archive::setup): Remove task parameter.
5239 (Archive::unlock_nested_archives): New function.
5240 (Archive::read_header): Add nested_off parameter.
5241 (Archive::interpret_header): Likewise.
5242 (Archive::Nested_archive_table): New typedef.
5243 (Archive::is_thin_archive_): New field.
5244 (Archive::nested_archives_): New field.
5245 (Archive::options_): New field.
5246 (Archive::dirpath_): New field.
5247 (Archive::task_): New field.
5248 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5249 for thin archives. Pass additional parameters to
5250 Archive::Archive. Unlock the archive file after calling
5251 Archive::setup.
cd536b21 5252
479f6503
ILT		 52532008-03-29 Ian Lance Taylor <iant@google.com>
5254
686c8caf
ILT		 5255 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5256 version symbol to be local.
5257 * testsuite/ver_test_4.sh: New file.
5258 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5259 (check_DATA): Add ver_test_4.syms.
5260 (ver_test_4.syms): New target.
5261 * testsuite/Makefile.in: Rebuild.
5262
ab794b6b
ILT		 5263 * output.cc
5264 (Output_section::Input_section_sort_entry::has_priority): New
5265 function.
5266 (Output_section::Input_section_sort_entry::match_file_name): New
5267 function.
5268 (Output_section::Input_section_sort_entry::match_section_name):
5269 Remove.
5270 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5271 Remove.
5272 (Output_section::Input_section_sort_entry::match_section_file):
5273 Remove.
5274 (Output_section::Input_section_sort_compare::operator()): Rewrite
5275 using new Input_section_sort_entry functions. Sort crtbegin and
5276 crtend first. Sort sections with no priority before sections with
5277 a priority.
5278 * testsuite/initpri1.c (d3): Check j != 4.
5279 (cd5): New constructor/destructor function.
5280 (main): Check j != 2.
5281
479f6503
ILT		 5282 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5283 new symbol when resolving, don't call set_is_default.
5284 * testsuite/ver_test_7.cc: New file.
5285 * testsuite/ver_test_7.sh: New file.
5286 * testsuite/Makefile.am (ver_test_7.so): New target.
5287 (ver_test_7.o): New target.
5288 (check_SCRIPTS): Add ver_test_7.sh.
5289 (check_DATA): Add ver_test_7.syms.
5290 (ver_test_7.syms): New target.
5291
2fd32231
ILT		 52922008-03-28 Ian Lance Taylor <iant@google.com>
5293
5294 * layout.cc (Layout::layout): If we see an input section with a
5295 name that needs sorting, set the must_sort flag for the output
5296 section.
5297 (Layout::make_output_section): If the name of the output section
5298 indicates that it might require sorting, set the may_sort flag.
5299 * output.h (Output_section::may_sort_attached_input_sections): New
5300 function.
5301 (Output_section::set_may_sort_attached_input_sections): New
5302 function.
5303 (Output_section::must_sort_attached_input_sections): New
5304 function.
5305 (Output_section::set_must_sort_attached_input_sections): New
5306 function.
5307 (class Output_section): Declare Input_section_sort_entry. Define
5308 Input_section_sort_compare. Declare
5309 sort_attached_input_sections. Add new fields:
5310 may_sort_attached_input_sections_,
5311 must_sort_attached_input_sections_,
5312 attached_input_sections_are_sorted_.
5313 * output.cc (Output_section::Output_section): Initialize new
5314 fields.
5315 (Output_section::add_input_section): Add an entry to
5316 input_sections_ if may_sort or must_sort are true.
5317 (Output_section::set_final_data_size): Call
5318 sort_attached_input_sections if necessary.
5319 (Output_section::Input_section_sort_entry): Define new class.
5320 (Output_section::Input_section_sort_compare::operator()): New
5321 function.
5322 (Output_section::sort_attached_input_sections): New function.
5323 * configure.ac: Check whether the compiler supports constructor
5324 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5325 * testsuite/initpri1.c: New file.
5326 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5327 CONSTRUCTOR_PRIORITY.
5328 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5329 (initpri1_LDFLAGS): New variable.
5330 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5331
18e6b24e
ILT		 53322008-03-27 Ian Lance Taylor <iant@google.com>
5333
49bdd526
ILT		 5334 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5335 * testsuite/common_test_1.c: New file.
5336 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5337 (common_test_1_SOURCES): New variable.
5338 (common_test_1_DEPENDENCIES): New variable.
5339 (common_test_1_LDFLAGS): New variable.
5340
18e6b24e
ILT		 5341 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5342 and commons_ correctly when NAME/VERSION does not override
5343 NAME/NULL.
5344 * testsuite/ver_test_6.c: New file.
5345 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5346 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5347 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5348
04bf7072
ILT		 53492008-03-26 Ian Lance Taylor <iant@google.com>
5350
5871526f
ILT		 5351 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5352 of an undefined symbol from a version script.
5353 * testsuite/Makefile.am (ver_test_5.so): New target.
5354 (ver_test_5.o): New target.
5355 (check_SCRIPTS): Add ver_test_5.sh.
5356 (check_DATA): Add ver_test_5.syms.
5357 (ver_test_5.syms): New target.
5358 * testsuite/ver_test_5.cc: New file.
5359 * testsuite/ver_test_5.script: New file.
5360 * testsuite/ver_test_5.sh: New file.
5361 * Makefile.in, testsuite/Makefile.in: Rebuild.
5362
04bf7072
ILT		 5363 PR gold/5986
5364 Fix problems building gold with gcc 4.3.0.
5365 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5366 (gold_error_at_location, gold_warning_at_location): Use it.
5367 * configure.ac: Check whether we can compile and use a template
5368 function with a printf attribute.
5369 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5370 when jumping over bytes.
5371 * object.cc: Instantiate Object::read_section_data.
5372 * debug.h: Include <cstring>
5373 * dwarf_reader.cc: Include <algorithm>
5374 * main.cc: Include <cstring>.
5375 * options.cc: Include <cstring>.
5376 * output.cc: Include <cstring>.
5377 * script.cc: Include <cstring>.
5378 * script.h: Include <string>.
5379 * symtab.cc: Include <cstring> and <algorithm>.
5380 * target-select.cc: Include <cstring>.
5381 * version.cc: Include <string>.
5382 * testsuite/testmain.cc: Include <cstdlib>.
5383 * configure, config.in: Rebuild.
5384
874c5b28
ILT		 53852008-03-25 Ian Lance Taylor <iant@google.com>
5386
819d6c3a
ILT		 5387 * options.cc: Include "../bfd/bfdver.h".
5388 (options::help): Print bug reporting address.
5389
f4b2c6f5
ILT		 5390 * version.cc (print_version): Adjust output for current value of
5391 BFD_VERSION_STRING.
5392
5393 * NEWS: New file.
5394
e96caa79
ILT		 5395 * options.cc (options::help): Print list of supported targets.
5396 * target-select.h: Include <vector>.
5397 (class Target_selector): Make machine_, size_, and is_big_endian_
5398 fields const. Add bfd_name_ and instantiated_target_ fields.
5399 (Target_selector::Target_selector): Add bfd_name parameter.
5400 (Target_selector::recognize): Make non-virtual, call
5401 do_recognize.
5402 (Target_selector::recognize_by_name): Make non-virtual, call
5403 do_recognize_by_name.
5404 (Target_selector::supported_names): New function.
5405 (Target_selector::bfd_name): New function.
5406 (Target_selector::do_instantiate_target): New pure virtual
5407 function.
5408 (Target_selector::do_recognize): New virtual function.
5409 (Target_selector::do_recognize_by_name): New virtual function.
5410 (Target_selector::instantiate_target): New private function.
5411 (supported_target_names): Declare.
5412 * target-select.cc (Target_selector::Target_selector): Update for
5413 new parameter and fields.
5414 (select_target_by_name): Check that the name matches before
5415 calling recognize_by_name.
5416 (supported_target_names): New function.
5417 * i386.cc (class Target_selector_i386): Update Target_selector
5418 constructor call. Remove recognize and recognize_by_name. Add
5419 do_instantiate_target.
5420 * x86_64.cc (class Target_selector_x86_64): Likewise.
5421 * testsuite/testfile.cc (class Target_selector_test): Update for
5422 changes to Target_selector.
5423
874c5b28
ILT		 5424 * README: Rewrite, with some notes on unsupported features.
5425
0a65a3a7
CC		 54262008-03-24 Cary Coutant <ccoutant@google.com>
5427
5428 * i386.cc (Target_i386::Got_type): New enum declaration.
5429 (Target_i386::Scan::local): Updated callers of Output_data_got
5430 member functions.
5431 (Target_i386::Scan::global): Likewise.
5432 (Target_i386::Relocate::relocate): Likewise.
5433 (Target_i386::Relocate::relocate_tls): Likewise.
5434 * object.h (Got_offset_list): New class.
5435 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5436 (Sized_relobj::local_got_offset): Likewise.
5437 (Sized_relobj::set_local_got_offset): Likewise.
5438 (Sized_relobj::local_has_tls_got_offset): Removed.
5439 (Sized_relobj::local_tls_got_offset): Removed.
5440 (Sized_relobj::set_local_tls_got_offset): Removed.
5441 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5442 * output.cc (Output_data_got::add_global): Added got_type parameter.
5443 (Output_data_got::add_global_with_rel): Likewise.
5444 (Output_data_got::add_global_with_rela): Likewise.
5445 (Output_data_got::add_global_pair_with_rel): New function.
5446 (Output_data_got::add_global_pair_with_rela): New function.
5447 (Output_data_got::add_local): Added got_type parameter.
5448 (Output_data_got::add_local_with_rel): Likewise.
5449 (Output_data_got::add_local_with_rela): Likewise.
5450 (Output_data_got::add_local_pair_with_rel): New function.
5451 (Output_data_got::add_local_pair_with_rela): New function.
5452 (Output_data_got::add_global_tls): Removed.
5453 (Output_data_got::add_global_tls_with_rel): Removed.
5454 (Output_data_got::add_global_tls_with_rela): Removed.
5455 (Output_data_got::add_local_tls): Removed.
5456 (Output_data_got::add_local_tls_with_rel): Removed.
5457 (Output_data_got::add_local_tls_with_rela): Removed.
5458 * output.h (Output_data_got::add_global): Added got_type parameter.
5459 (Output_data_got::add_global_with_rel): Likewise.
5460 (Output_data_got::add_global_with_rela): Likewise.
5461 (Output_data_got::add_global_pair_with_rel): New function.
5462 (Output_data_got::add_global_pair_with_rela): New function.
5463 (Output_data_got::add_local): Added got_type parameter.
5464 (Output_data_got::add_local_with_rel): Likewise.
5465 (Output_data_got::add_local_with_rela): Likewise.
5466 (Output_data_got::add_local_pair_with_rel): New function.
5467 (Output_data_got::add_local_pair_with_rela): New function.
5468 (Output_data_got::add_global_tls): Removed.
5469 (Output_data_got::add_global_tls_with_rel): Removed.
5470 (Output_data_got::add_global_tls_with_rela): Removed.
5471 (Output_data_got::add_local_tls): Removed.
5472 (Output_data_got::add_local_tls_with_rel): Removed.
5473 (Output_data_got::add_local_tls_with_rela): Removed.
5474 * resolve.cc (Symbol::override_base_with_special): Removed
5475 reference to has_got_offset_ field.
5476 * symtab.cc (Symbol::init_fields): Replaced initialization
5477 of got_offset_ with got_offsets_. Removed initialization
5478 of has_got_offset_
53fcba31 5479 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5480 (Symbol::got_offset): Likewise.
5481 (Symbol::set_got_offset): Likewise.
5482 (Symbol::has_tls_got_offset): Removed.
5483 (Symbol::tls_got_offset): Removed.
5484 (Symbol::set_tls_got_offset): Removed.
5485 (Symbol::got_offset_): Removed.
5486 (Symbol::tls_mod_got_offset_): Removed.
5487 (Symbol::tls_pair_got_offset_): Removed.
5488 (Symbol::got_offsets_): New field.
5489 (Symbol::has_got_offset): Removed.
5490 (Symbol::has_tls_mod_got_offset): Removed.
5491 (Symbol::has_tls_pair_got_offset): Removed.
5492 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5493 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5494 member functions.
5495 (Target_x86_64::Scan::global): Likewise.
5496 (Target_x86_64::Relocate::relocate): Likewise.
5497 (Target_x86_64::Relocate::relocate_tls): Likewise.
5498
bd52eafb
BE		 54992008-03-25 Ben Elliston <bje@au.ibm.com>
5500
5501 * yyscript.y: Fix spelling error in comment.
5502
8b105e34
ILT		 55032008-03-24 Ian Lance Taylor <iant@google.com>
5504
8ed814a9
ILT		 5505 * options.h (class General_options): Define build_id option.
5506 * layout.h (class Layout): Declare write_build_id, create_note,
5507 create_build_id. Add build_id_note_ member.
5508 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5509 "libiberty.h", "md5.h", "sha1.h".
5510 (Layout::Layout): Initialize eh_frame_data_,
5511 eh_frame_hdr_section_, and build_id_note_.
5512 (Layout::finalize): Call create_build_id.
5513 (Layout::create_note): New function, broken out of
5514 Layout::create_gold_note.
5515 (Layout::create_gold_note): Call create_note.
5516 (Layout::create_build_id): New function.
5517 (Layout::write_build_id): New function.
5518 (Close_task_runner::run): Call write_build_id.
5519
8b105e34
ILT		 5520 * x86_64.cc: Correct license to GPLv3.
5521
086a1841
ILT		 55222008-03-23 Ian Lance Taylor <iant@google.com>
5523
5524 * options.cc: Include "demangle.h".
5525 (parse_optional_string): New function.
5526 (parse_long_option): Handle takes_optional_argument.
5527 (parse_short_option): Update dash_z initializer. Handle
5528 takes_optional_argument.
5529 (General_options::General_options): Initialize do_demangle_.
5530 (General_options::finalize): Set do_demangle_. Handle demangling
5531 style.
5532 * options.h (parse_optional_string): Declare.
5533 (struct One_option): Add optional_arg field. Update constructor.
5534 Update call constructor calls. Add takes_optional_argument
5535 function.
5536 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5537 (DEFINE_optional_string): Define.
5538 (General_options::demangle): Change from DEFINE_bool to
5539 DEFINE_optional_string.
5540 (General_options::no_demangle): New function.
5541 (General_options::do_demangle): New function.
5542 (General_options::set_do_demangle): New function.
5543 (General_options::execstack_status_): Move definition to end of
5544 class definition.
5545 (General_options::static_): Likewise.
5546 (General_options::do_demangle_): New field.
5547 * object.cc (big_endian>::get_symbol_location_info): Call
5548 Options::do_demangle, not Options::demangle.
5549 * symtab.cc (demangle): Likewise.
5550
cbb93e63
ILT		 55512008-03-22 Ian Lance Taylor <iant@google.com>
5552
5553 * gold.h: Include <cstddef> and <sys/types.h>
5554 * options.h: Include <cstring>.
5555
ec531623
ILT		 55562008-03-21 Ian Lance Taylor <iant@google.com>
5557
5558 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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