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PR 6048
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
5778530e
ILT		 12008-07-24 Ian Lance Taylor <iant@google.com>
2
5edd166e
ILT		 3 PR 6048
4 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
5 this->eh_frame_hdr_ is NULL before using it.
6
c89ad728
ILT		 7 * dynobj.cc (Versions::Versions): Update comment.
8
aa86f06b
ILT		 9 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10 the base version name.
11
5778530e
ILT		 12 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13 array size plus one.
14 (Stringpool_template::set_string_offsets): Subtract one from key
15 before using it as an array index.
16 (Stringpool_template::get_offset_with_length): Likewise.
17 (Stringpool_template::write_to_buffer): Likewise.
18 * stringpool.h (Stringpool_template::get_offset_from_key):
19 Likewise.
20
057ead22
ILT		 212008-07-23 Ian Lance Taylor <iant@google.com>
22
7f649c59
ILT		 23 PR 6658
24 * object.h (Merged_symbol_value::value): Do our best to handle a
25 negative addend.
26
057ead22
ILT		 27 PR 6647
28 * script.cc (Version_script_info::get_versions): Don't add empty
29 version tag to return value.
30 (Version_script_info::get_symbol_version_helper): Change return
31 type to bool. Add pversion parameter. Change all callers.
32 (script_register_vers_node): Don't require a non-NULL tag.
33 * script.h (class Version_script_info): Update declarations.
34 (Version_script_info::get_symbol_version): Change return type to
35 bool. Add version parameter. Change all callers.
36 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
37 handling. Handle an empty version from a version script.
38 (Symbol_table::define_special_symbol): Likewise.
39 * testsuite/ver_test_10.script: New file.
40 * testsuite/ver_test_10.sh: New file.
41 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
42 (check_DATA): Add ver_test_10.syms.
43 (ver_test_10.syms, ver_test_10.so): New target.
44 * testsuite/Makefile.in: Rebuild.
45
58e54ac2
CD		 462008-07-23 Simon Baldwin <simonb@google.com>
47
48 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
49 to zero for undefined symbols from dynamic libraries.
50
95d14cd3
ILT		 512008-07-23 Ian Lance Taylor <iant@google.com>
52
53 * symtab.cc (Symbol_table::resolve): Remove version parameter.
54 Change all callers.
55 * symtab.h (class Symbol_table): Update declaration.
56 * testsuite/ver_test_9.cc: New file.
57 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
58 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
59 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
60 (ver_test_9.so, ver_test_9.o): New targets.
61 * testsuite/Makefile.in: Rebuild.
62
92de84a6
ILT		 632008-07-22 Ian Lance Taylor <iant@google.com>
64
34810851
ILT		 65 * options.h (class General_options): Define --check-sections.
66 * layout.cc (Layout::set_segment_offsets): Handle
67 --check-sections.
68
af6156ef
ILT		 69 * options.h (class General_options): Define -n/--nmagic and
70 -N/--omagic.
71 * options.cc (General_options::finalize): For -n/--nmagic or
72 -N/--omagic, set -static.
73 * layout.cc (Layout::attach_allocated_section_to_segment): If
74 -N/--omagic, don't put read-only and read-write sections in
75 different segments.
76 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
77 finding a read-only segment.
78 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
79 don't set the minimum segment alignment to the common page size,
80 and don't set the file offset to the address modulo the page size.
81 * script-sections.cc (Script_sections::create_segments): If
82 -n/--omagic, don't put read-only and read-write sections in
83 different segments.
84
92de84a6
ILT		 85 * cref.cc: New file.
86 * cref.h: New file.
87 * options.h (class General_options): Add --print-symbol-counts.
88 * main.cc (main): Issue defined symbol report if requested.
89 * archive.cc (Archive::interpret_header): Make into a const member
90 function.
91 (Archive::add_symbols): Call Input_objects::archive_start and
92 archive_stop.
93 (Archive::const_iterator): Define new class.
94 (Archive::begin, Archive::end): New functions.
95 (Archive::include_all_members): Rewrite to use iterator.
96 (Archive::count_members): New function.
97 * archive.h (class Archive): Update declarations.
98 (Archive::filename): New function.
99 * object.cc: Include "cref.h".
100 (Sized_relobj::Sized_relobj): Initialize defined_count_.
101 (Sized_relobj::do_get_global_symbol_counts): New function.
102 (Input_objects::add_object): Add object to cross-referencer.
103 (Input_objects::archive_start): New function.
104 (Input_objects::archive_stop): New function.
105 (Input_objects::print_symbol_counts): New function.
106 * object.h: Declare Cref and Archive.
107 (Object::get_global_symbol_counts): New function.
108 (Object::do_get_global_symbol_counts): New pure virtual function.
109 (class Sized_relobj): Add defined_count_ field. Update
110 declarations.
111 (class Input_objects): Add cref_ field. Update constructor.
112 Update declarations.
113 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
114 defined_count_.
115 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
116 symbol counts.
117 (Sized_dynobj::do_get_global_symbol_counts): New function.
118 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
119 defined_count_. Update declarations. Define Symbols typedef.
120 * symtab.cc (Symbol_table::add_from_relobj): Add defined
121 parameter. Change all callers.
122 (Symbol_table::add_from_dynobj): Add sympointers and defined
123 parameters. Change all callers.
124 * symtab.h (class Symbol_table): Update declarations.
125 * Makefile.am (CCFILES): Add cref.cc.
126 (HFILES): Add cref.h.
127 * Makefile.in: Rebuild.
128
3f7c5e1d
CD		 1292008-07-22 Simon Baldwin <simonb@google.com>
130
131 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
132 to zero when writing undefined symbols.
133
e0b64032
ILT		 1342008-07-22 Ian Lance Taylor <iant@google.com>
135
136 * output.cc (Output_section::add_input_section): Don't try to
137 merge empty merge sections.
138
096b02cf
CS		 1392008-07-21 Craig Silverstein <csilvers@google.com>
140
141 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
142 Include symbol version in error message.
143
1d1f116d
CD		 1442008-07-20 Chris Demetriou <cgd@google.com>
145
146 * configure.ac (gold_cv_c_random_seed): New configured variable.
147 (RANDOM_SEED_CFLAGS): New substituted variable.
148 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
149 * configure: Rebuild.
150 * Makefile.in: Likewise.
151 * testsuite/Makefile.in: Likewise.
152
a18f591e
ILT		 1532008-07-18 Ian Lance Taylor <iant@google.com>
154
155 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
156 where we see NAME/NULL and NAME/VERSION as separate symbols.
157 * testsuite/ver_test_main.cc (main): Call t4.
158 (t4, t4_2a): Define.
159 * testsuite/ver_test_2.cc (t4_2): Define.
160 * testsuite/ver_test_2.script: Put t4_2a in VER2.
161 * testsuite/ver_test_4.cc (t4_2a): Define.
162 * testsuite/ver_test_4.script: Put t4_2a in VER2.
163 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
164
c6e3f6ed
ILT		 1652008-07-17 Ian Lance Taylor <iant@google.com>
166
167 * dynobj.cc (Versions::add_def): If we give an error about a
168 missing version, go ahead and create the version anyhow.
169
ef9beddf
ILT		 1702008-07-10 Ian Lance Taylor <iant@google.com>
171
172 Handle output sections with more than 0x7fffffff bytes.
173 * object.h (class Relobj): Change map_to_output_ to
174 output_sections_, and just keep a section pointer. Change all
175 uses. Move comdat group support to Sized_relobj.
176 (Relobj::is_section_specially_mapped): Remove.
177 (Relobj::output_section): Remove poff parameter. Change all
178 callers.
179 (Relobj::output_section_offset): New function.
180 (Relobj::set_section_offset): Rewrite.
181 (Relobj::map_to_output): Remove.
182 (Relobj::output_sections): New function.
183 (Relobj::do_output_section_offset): New pure virtual function.
184 (Relobj::do_set_section_offset): Likewise.
185 (class Sized_relobj): Add section_offsets_ field. Add comdat
186 group support from Relobj. Update declarations.
187 (Sized_relobj::get_output_section_offset): New function.
188 (Sized_relobj::do_output_section_offset): New function.
189 (Sized_relobj::do_set_section_offset): New function.
190 * object.cc (Relobj::output_section_address): Remove.
191 (Sized_relobj::Sized_relobj): Initialize new fields.
192 (Sized_relobj::include_section_group): Cast find_kept_object to
193 Sized_relobj.
194 (Sized_relobj::include_linkonce_section): Likewise.
195 (Sized_relobj::do_layout): Use separate arrays for output section
196 and output offset.
197 (Sized_relobj::do_count_local_symbols): Change map_to_output to
198 output_sections.
199 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
200 output_sections and section_offsets.
201 (Sized_relobj::write_local_symbols): Likewise.
202 (map_to_kept_section): Compute output address directly.
203 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
204 output_sections and section_offsets.
205 (Sized_relobj::write_sections): Likewise.
206 (Sized_relobj::relocate_sections): Likewise.
207 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
208 * output.h (class Output_reloc): Update declarations. Change
209 u2_.relobj to Sized_relobj*.
210 (class Output_data_reloc): Change add functions to use
211 Sized_relobj*.
212 * output.cc (Output_reloc::Output_reloc): Change relobj to
213 Sized_relobj*.
214 (Output_reloc::local_section_offset): Change return type to
215 Elf_Addr. Use get_output_section_offset.
216 (Output_reloc::get_address): Likewise.
217 (Output_section::is_input_address_mapped): Don't call
218 is_section_specially_mapped.
219 (Output_section::output_offset): Likewise.
220 (Output_section::output_address): Likewise.
221 (Output_section::starting_output_address): Likewise.
222 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
223 parameter to Sized_relobj*.
224 (Copy_relocs::need_copy_reloc): Likewise.
225 (Copy_relocs::save): Likewise.
226 * copy-relocs.h (class Copy_relocs): Update declarations.
227 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
228 Sized_relobj*. Change relobj_ field to Sized_relobj*.
229 * target-reloc.h (relocate_for_relocatable): Change
230 offset_in_output_section type to Elf_Addr. Change code that uses
231 it as well.
232 * layout.cc (Layout::layout): Always set *off.
233 * mapfile.cc (Mapfile::print_input_section): Use
234 output_section_offset.
235 * i386.cc (Target_i386::copy_reloc): Change object parameter to
236 Sized_relobj*.
237 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
238 * sparc.cc (Target_sparc::copy_reloc): Likewise.
239 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
240
5cb66f97
ILT		 2412008-07-03 Ian Lance Taylor <iant@google.com>
242
243 * layout.cc (Layout::include_section): Do not discard unrecognized
244 SHT_STRTAB sections.
245
afe47622
CS		 2462008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
247
248 * script.cc (Lex::can_continue_name): Make '?' allowable in
249 version-script names.
250 * testsuite/version_script.map: Change glob pattern to use '?'
251
5adf9721
ILT		 2522008-06-30 Manish Singh <yosh@gimp.org>
253
254 PR 6585
255 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
256 Correct typo.
257
e6fde208
ILT		 2582008-06-30 Ian Lance Taylor <iant@google.com>
259
260 PR 6660
261 PR 6682
262 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
263 versions]: Don't try to read the value in the contents, since we
264 don't use it. Use the template endianness when writing.
265
3f2e6a2d
CC		 2662008-06-25 Cary Coutant <ccoutant@google.com>
267
268 * fileread.cc (File_read::make_view): Assert on zero-length view.
269 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
270 symbol table when there are no symbols to read.
271
c43d3a48
CS		 2722008-06-23 Craig Silverstein <csilvers@google.com>
273
274 * version.cc (version_string): Bump to 1.7
275
5f494ea0
CS		 2762008-06-18 Craig Silverstein <csilvers@google.com>
277
278 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
279 constant 0xFFFF to type Valtype.
280 (Powerpc_relocate_functions::rel16_ha): Likewise.
281
c42e122e
ILT		 2822008-06-17 Ian Lance Taylor <iant@google.com>
283
f34787f8
ILT		 284 * output.h (Output_section::Input_section): Initialize p2align_ to
285 zero for Output_section_data constructors.
286 (Output_section::Input_section::addralign): If not an input
287 section, return the alignment of the Output_section_data.
288 * testsuite/copy_test.cc: New file.
289 * testsuite/copy_test_1.cc: New file.
290 * testsuite/copy_test_2.cc: New file.
291 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
292 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
293 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
294 (copy_test_1_pic.o, copy_test_1.so): New targets.
295 (copy_test_2_pic.o, copy_test_2.so): New targets.
296 * testsuite/Makefile.in: Rebuild.
297
c42e122e
ILT		 298 * script-sections.cc (Script_sections::place_orphan): Initialize
299 local variable exact.
300
ce3ac18a
DE		 3012008-06-13 David Edelsohn <edelsohn@gnu.org>
302
303 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
304
42cacb20
DE		 3052008-06-12 David Edelsohn <edelsohn@gnu.org>
306 David S. Miller <davem@davemloft.net>
307
308 * powerpc.cc: New file.
309 * Makefile.am (TARGETSOURCES): Add powerpc.cc
310 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
311 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
312 * Makefile.in: Rebuild.
313
7b308235
ILT		 3142008-06-09 Ian Lance Taylor <iant@google.com>
315
316 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
317 <exception>.
318 (throwing, orig_terminate): New static variables.
319 (terminate_handler): New static function.
320 (t2): Set terminate handler.
321
f0b886e3
ILT		 3222008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
323
324 PR 6584
325 * binary.cc (Binary_to_elf::sized_convert): Fix .data
326 alignment.
327
3e90f135
CC		 3282008-05-30 Cary Coutant <ccoutant@google.com>
329
330 * archive.cc (Archive::include_all_members) Correct to step
331 over symbol table and extended name table in thin archives.
332
e09ad04a
ILT		 3332008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
334
335 PR 6407
336 * target-reloc.h (relocate_for_relocatable): Fix new_offset
337 calculation.
338
62b01cb5
ILT		 3392008-05-28 Caleb Howe <cshowe@google.com>
340
341 * reduced_debug_output.cc: New file.
342 * reduced_debug_output.h: New file.
92de84a6 343 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 344 * options.cc (General_options::finalize): Add strip_debug_non_line
345 to the strip heirarchy.
346 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
347 fields.
348 * layout.cc: Include "reduced_debug_output.h".
349 (Layout::Layout): Initialize new fields.
350 (line_only_debug_sections): New static array.
351 (is_lines_only_debug_sections): New static inline function.
352 (Layout::include_section): Handle --strip-debug-non-line.
353 (Layout::make_output_section): If --strip-debug-non-line, build
354 new output sections for .debug_abbrev and .debug_info.
355 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
356 gold. Warn about possible overflow.
357 (read_signed_LEB_128): Likewise.
358 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
359 (read_signed_LEB_128): Declare.
360 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
361 (HFILES): Add reduced_debug_output.h.
362 * Makefile.in: Rebuild.
363
7d9e3d98
ILT		 3642008-05-21 Ian Lance Taylor <iant@google.com>
365
366 * mapfile.cc: New file.
367 * mapfile.h: New file.
368 * options.h (class General_options): Add -M/--print-map and -Map.
369 * options.cc (General_options::finalize): Make -M equivalent to
370 -Map -.
371 * main.cc: Include <cstdio> and "mapfile.h".
372 (main): Open mapfile if requested.
373 * gold.cc (class Middle_runner): Add mapfile_ field. Update
374 constructor. Change caller.
375 (queue_initial_tasks): Add mapfile parameter. Change caller.
376 (queue_middle_tasks): Likewise.
377 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
378 declarations.
379 * archive.cc: Include "mapfile.h".
380 (Archive::add_symbols): Add mapfile parameter. Change all
381 callers. Pass mapfile, symbol, and reason to include_member.
382 (Archive::include_all_members): Add mapfile parameter. Change all
383 callers.
384 (Archive::include_member): Add mapfile, sym, and why parameters.
385 Change all callers. Report inclusion to map file.
386 * archive.h: Include "fileread.h".
387 (class Archive): Update declarations.
388 (Archive::file): New const method.
389 (class Add_archive_symbols): Add mapfile_ field. Update
390 constructor. Change all callers.
391 * readsyms.h (class Read_symbols): Likewise.
392 (class Finish_group): Likewise.
393 (class Read_script): Likewise.
394 * common.cc: Include "mapfile.h".
395 (Symbol_table::allocate_commons): Add mapfile parameter. Change
396 all callers.
397 (Symbol_table::do_allocate_commons): Likewise.
398 (Symbol_table::do_allocate_commons_list): Likewise. Report common
399 symbol allocation to mapfile.
400 * common.h (class Allocate_commons_task): Add mapfile_ field.
401 Update constructor. Change all callers.
402 * symtab.h (class Symbol_table): Update declarations.
403 * layout.cc: Include "mapfile.h".
404 (Layout_task_runner::run): Print information to mapfile.
405 (Layout::create_gold_note): Change Output_data_fixed_space to
406 Output_data_zero_fill.
407 (Layout::create_build_id): Likewise.
408 (Layout::print_to_mapfile): New function.
409 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
410 constructor. Change caller.
411 (class Layout): Declare print_to_mapfile.
412 * output.cc (Output_section::Input_section::print_to_mapfile): New
413 function.
414 (Output_section::add_input_section): If producing a map, always
415 add to input_sections_ list.
416 (Output_section::do_print_to_mapfile): New function.
417 (Output_segment::print_sections_to_mapfile): New function.
418 (Output_segment::print_section_list_to_mapfile): New function.
419 * output.h: Include "mapfile.h".
420 (Output_data::print_to_mapfile): New function.
421 (Output_data::do_print_to_mapfile): New virtual function.
422 (Output_segment_headers::do_print_to_mapfile): New function.
423 (Output_file_header::do_print_to_mapfile): New function.
424 (Output_data_const::do_print_to_mapfile): New function.
425 (class Output_data_const_buffer): Add map_name_ field. Update
426 constructor. Change all callers. Add do_print_to_mapfile
427 function.
428 (class Output_data_fixed_space): Likewise.
429 (class Output_data_space): Likewise.
430 (class Output_data_zero_fill): New class.
431 (Output_data_strtab::do_print_to_mapfile): New function.
432 (Output_data_reloc_base::do_print_to_mapfile): New function.
433 (Output_relocatable_relocs::do_print_to_mapfile): New function.
434 (Output_data_group::do_print_to_mapfile): New function.
435 (Output_data_got::do_print_to_mapfile): New function.
436 (Output_data_dynamic::do_print_to_mapfile): New function.
437 (Output_symtab_xindex::do_print_to_mapfile): New function.
438 (class Output_section): Declare do_print_to_mapflie. Declare
439 print_to_mapfile in Input_section.
440 (class Output_segment): Declare new functions.
441 * object.h (Sized_relobj::symbol_count): New function.
442 * script-sections.cc
443 (Output_section_element_dot_assignment::set_section_addresses):
444 Change Output_data_fixed_space to Output_data_zero_fill.
445 (Output_data_expression::do_print_to_mapfile): New function.
446 * script.cc (read_input_script): Add mapfile parameter. Change
447 all callers.
448 * script.h (read_input_script): Update declaration.
449 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
450 (Eh_frame::do_print_to_mapfile): New function.
451 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
452 (Output_merge_string::do_print_to_mapfile): New function.
453 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
454 function.
455 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
456 function.
457 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
458 function.
459 * Makefile.am (CCFILES): Add mapfile.cc.
460 (HFILES): Add mapfile.h.
461 * Makefile.in: Rebuild.
462
9f1d377b
ILT		 4632008-05-19 Ian Lance Taylor <iant@google.com>
464
465 * options.h (class General_options): Add -z relro.
466 * layout.cc (Layout::Layout): Initialize relro_segment_.
467 (Layout::add_output_section_data): Return the output section.
468 (Layout::make_output_section): Rcognize relro sections and mark
469 them appropriately.
470 (Layout::attach_allocated_section_to_segment): Put relro sections
471 in a PT_GNU_RELRO segment.
472 (Layout::create_initial_dynamic_sections): Mark the .dynamic
473 section as relro.
474 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
475 PT_TLS segments.
476 (Layout::linkonce_mapping): Map d.rel.ro.local to
477 .data.rel.ro.local.
478 (Layout::output_section_name): Us .data.rel.ro.local for any
479 section which begins with that.
480 * layout.h (class Layout): Update add_output_section_data
481 declaration. Add relro_segment_ field.
482 * output.cc (Output_section::Output_section): Initialize is_relro_
483 and is_relro_local_ fields.
484 (Output_segment::add_output_section): Group relro sections.
485 (Output_segment::is_first_section_relro): New function.
486 (Output_segment::maximum_alignment): If there is a relro section,
487 align the segment to the common page size.
488 (Output_segment::set_section_addresses): Track whether we are
489 looking at relro sections. If the last section is a relro
490 section, align to the common page size.
491 (Output_segment::set_section_list_addresses): Add in_relro
492 parameter. Change all callers. Align to the page size when
493 moving from relro to non-relro section.
494 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
495 segment.
496 * output.h (class Output_section): Add is_relro_ and
497 is_relro_local_ fields.
498 (Output_section::is_relro): New function.
499 (Output_section::set_is_relro): New function.
500 (Output_section::is_relro_local): New function.
501 (Output_section::set_is_relro_local): New function.
502 (class Output_segment): Update declarations.
503 * i386.cc (Target_i386::got_section): Mark .got section as relro.
504 * sparc.cc (Target_sparc::got_section): Likewise.
505 * x86_64.cc (Target_x86_64::got_section): Likewise.
506 * testsuite/relro_test_main.cc: New file.
507 * testsuite/relro_test.cc: New file.
508 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
509 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
510 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
511 (relro_test.so, relro_test_pic.o): New targets.
512 * testsuite/Makefile.in: Rebuild.
513
a984ee1d
ILT		 5142008-05-16 Ian Lance Taylor <iant@google.com>
515
01676dcd
ILT		 516 * output.cc (Output_segment::add_output_section): Remove front
517 parameter.
518 * output.h (class Output_segment): Remove
519 add_initial_output_section and overloaded add_output_section.
520 Update declaration of remaining add_output_section.
521 * layout.cc (Layout::create_interp): Call add_output_section
522 rather than add_initial_output_section.
523 (Layout::finish_dynamic_section): Likewise.
524
497897f9
ILT		 525 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
526 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
527 know the dynamic type.
528 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
529 field. Initialize it in constructor.
530 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
531 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
532 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
533 reloc.
534
a984ee1d
ILT		 535 * output.cc (Output_reloc::get_address): Change return type to
536 Elf_Addr.
537 * output.h (class Output_reloc): Update get_address declaration.
538 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
539 for section addresses.
540
55ba0940
ILT		 5412008-05-09 Ian Lance Taylor <iant@google.com>
542
543 PR 6493
544 * gold.cc (gold_nomem): Use return value of write.
545
75517b77
ILT		 5462008-05-08 Ian Lance Taylor <iant@google.com>
547
548 * symtab.c (Symbol::init_base_output_data): Add version
549 parameter. Change all callers.
550 (Symbol::init_base_output_segment): Likewise.
551 (Symbol::init_base_constant): Likewise.
552 (Symbol::init_base_undefined): Likewise.
553 (Sized_symbol::init_output_data): Likewise.
554 (Sized_symbol::init_output_segment): Likewise.
555 (Sized_symbol::init_constant): Likewise.
556 (Sized_symbol::init_undefined): Likewise.
557 (Symbol_table::do_define_in_output_data): If the new symbol has a
558 version, mark it as the default.
559 (Symbol_table::do_define_in_output_segment): Likewise.
560 (Symbol_table::do_define_as_constant): Likewise.
561 * symtab.h (class Symbol): Update declarations.
562 (class Sized_symbol): Likewise.
563 * resolve.cc (Symbol::override_version): New function.
c42e122e 564 (Symbol::override_base): Call override_version.
75517b77
ILT		 565 (Symbol::override_base_with_special): Likewise.
566 * testsuite/ver_script_8.script: New file.
567 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
568 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
569 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
570 (ver_test_8_1.so, ver_test_8_2.so): New targets.
571
f1f70eae
ILT		 5722008-05-06 Ian Lance Taylor <iant@google.com>
573
f3e9c5c5
ILT		 574 PR 6049
575 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
576 functions.
577 (class General_options): Remove existing --undefined, and add
578 --no-undefined instead. Add new --undefined as synonym for -u.
579 * archive.cc (Archive::add_symbols): Check whether symbol was
580 named with -u.
581 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
582 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
583 all uses. Add IS_UNDEFINED. Update declarations to split
584 different versions of init_base. Declare init_base_undefined.
585 (Symbol::is_defined): Handle IS_UNDEFINED.
586 (Symbol::is_undefined): Likewise.
587 (Symbol::is_weak_undefined): Call is_undefined.
588 (Symbol::is_absolute): Handle IS_CONSTANT.
589 (class Sized_symbol): Update declarations to split different
590 versions of init. Declare init_undefined.
591 (class Symbol_table): Declare new functions.
592 * symtab.cc (Symbol::init_base_object): Rename from init_base.
593 Change all callers.
594 (Symbol::init_base_output_data): Likewise.
595 (Symbol::init_base_output_segment): Likewise.
596 (Symbol::init_base_constant): Likewise.
597 (Symbol::init_base_undefined): New function.
598 (Sized_symbol::init_object): Rename from init. Change all
599 callers.
600 (Sized_symbol::init_output_data): Likewise.
601 (Sized_symbol::init_output_segment): Likewise.
602 (Sized_symbol::init_constant): Likewise.
603 (Sized_symbol::init_undefined): New function.
604 (Symbol_table::add_undefined_symbols_from_command_line): New
605 function.
606 (Symbol_table::do_add_undefined_symbols_from_command_line): New
607 function.
608 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
609 (Symbol::output_section): Likewise.
610 (Symbol::set_output_section): Likewise.
611 (Symbol_table::sized_finalize_symbol): Likewise.
612 (Symbol_table::sized_write_globals): Likewise.
613 * resolve.cc (Symbol_table::should_override): Likewise.
614 (Symbol::override_base_with_special): Likewise.
615
8bdcdf2c
ILT		 616 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
617 symbol, change it to have default visibility.
618 * testsuite/protected_1.cc: New file.
619 * testsuite/protected_2.cc: New file.
620 * testsuite/protected_3.cc: New file.
621 * testsuite/protected_main_1.cc: New file.
622 * testsuite/protected_main_2.cc: New file.
623 * testsuite/protected_main_3.cc: New file.
624 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
625 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
626 (protected_1_LDFLAGS, protected_1_LDADD): Define.
627 (protected_1.so): New target.
628 (protected_1_pic.o, protected_2_pic.o): New targets.
629 (protected_3_pic.o): New target.
630 (check_PROGRAMS): Add protected_2.
631 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
632 (protected_2_LDFLAGS, protected_2_LDADD): Define.
633 * testsuite/Makefile.in: Rebuild.
634
2b706932
ILT		 635 * options.h (DEFINE_var): Add set_user_set_##varname__.
636 (DEFINE_bool_alias): New macro.
637 (class General_options): Define -Bstatic using DEFINE_bool_alias
638 rather than DEFINE_special. Add --undefined as an alias for -z
639 defs.
640 * options.cc (General_options::parse_Bstatic): Remove.
641
d82a5bcc
ILT		 642 * options.h (class General_options): Add --fatal-warnings.
643 * main.cc (main): Implement --fatal-warnings.
644 * errors.h (Errors::warning_count): New function.
645
f1f70eae
ILT		 646 * options.h (class General_options): Add -Bsymbolic-functions.
647 * symtab.h (Symbol::is_preemptible): Check for
648 -Bsymbolic-functions.
649
8825ac63
ILT		 6502008-05-05 Ian Lance Taylor <iant@google.com>
651
d98bc257
ILT		 652 * options.h (DEFINE_bool): For DASH_Z, create the negative option
653 as noVARNAME rather than no-VARNAME.
654 (class General_options): Add option -z combreloc.
655 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
656 get_address.
657 (Output_reloc::sort_before) [SHT_REL]: New function.
658 (Output_reloc::sort_before) [SHT_RELA]: New function.
659 (class Output_data_reloc_base): Add sort_relocs_ field. Define
660 Sort_relocs_comparison.
661 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
662 parameter. Change all callers.
663 (Output_data_reloc::Output_data_reloc) [both versions]: Add
664 sort_relocs parameter. Change all callers.
665 * output.cc (Output_reloc::get_address): New function, broken out
666 of write_rel.
667 (Output_reloc::write_rel): Call it.
668 (Output_reloc::compare): New function.
669 (Output_data_reloc_base::do_write): Optionally sort relocs.
670
60b2b4e7
ILT		 671 * configure.ac: If targ_extra_obj is set, link it in.
672 * configure.tgt: Initialize all variables.
673 (x86_64*): Set targ_extra_obj and targ_extra_size.
674 * configure: Rebuild.
675
8825ac63
ILT		 676 * object.cc (Sized_relobj::include_section_group): Adjust section
677 indexes read from group data. Build vector to pass to
678 layout_group.
679 * layout.cc (Layout::layout_group): Add flags and shndxes
680 parameters. Remove contents parameter. Change caller. Update
681 explicit instantiations.
682 * layout.h (class Layout): Update layout_group declaration.
683 * output.cc (Output_data_group::Output_data_group): Add flags and
684 input_shndxes parameters. Remove contents parameter. Change
685 caller.
686 (Output_data_group::do_write): Change input_sections_ to
687 input_shndxes_.
688 * output.h (class Output_data_group): Update constructor
689 declaration. Rename input_sections_ to input_shndxes_.
690 * testsuite/many_sections_test.cc: Add template.
691
e94cf127
CC		 6922008-04-30 Cary Coutant <ccoutant@google.com>
693
4418b2d5
CC		 694 * target-reloc.h (relocate_section): Fix dead-pointer bug.
695
e94cf127
CC		 696 * layout.cc (Layout::include_section): Refactored check for debug
697 info section.
698 (Layout::add_comdat): Add new parameters. Change type
699 of signature parameter. Add object and shndx to signatures table.
700 (Layout::find_kept_object): New function.
701 * layout.h: Include <cstring>.
702 (Layout::is_debug_info_section): New function.
703 (Layout::add_comdat): Add new parameters.
704 (Layout::find_kept_object): New function.
705 (Layout::Kept_section): New struct.
706 (Layout::Signatures): Change type of map range.
707 * object.cc (Relobj::output_section_address): New function.
708 (Sized_relobj::include_section_group): Add new parameters. Change
709 calls to Layout::add_comdat. Change to build table of kept comdat
710 groups and table mapping discarded sections to kept sections.
711 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
712 (Sized_relobj::do_layout): Change calls to include_section_group and
713 include_linkonce_section.
714 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
715 value to zero when section is discarded.
716 (Sized_relobj::map_to_kept_section): New function.
717 * object.h (Relobj::output_section_address): New function.
718 (Relobj::Comdat_group): New type.
719 (Relobj::find_comdat_group): New function.
720 (Relobj::Comdat_group_table): New type.
721 (Relobj::Kept_comdat_section): New type.
722 (Relobj::Kept_comdat_section_table): New type.
723 (Relobj::add_comdat_group): New function.
724 (Relobj::set_kept_comdat_section): New function.
725 (Relobj::get_kept_comdat_section): New function.
726 (Relobj::comdat_groups_): New field.
727 (Relobj::kept_comdat_sections_): New field.
728 (Symbol_value::input_value): Update comment.
729 (Sized_relobj::map_to_kept_section) New function.
730 (Sized_relobj::include_linkonce_section): Add new parameter.
731 * target-reloc.h (Comdat_behavior): New type.
732 (get_comdat_behavior): New function.
733 (relocate_section): Add code to map a discarded section to the
734 corresponding kept section when applying a relocation.
735
e4e5049b
CS		 7362008-04-30 Craig Silverstein <csilvers@google.com>
737
738 * dwarf_reader.cc (next_generation_count): New static var.
739 (Addr2line_cache_entry): New struct.
740 (addr2line_cache): New static var.
741 (Dwarf_line_info::one_addr2line): Added caching.
742 (Dwarf_line_info::clear_addr2line_cache): New function.
743 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
744 cache-size parameter.
745 (Dwarf_line_info::one_addr2line_cache): New function.
746 * symtab.cc (Symbol_table::detect_odr_violations): Pass
747 new cache-size argument to one_addr2line(), and clear cache.
748
d09e9154
CC		 7492008-04-28 Cary Coutant <ccoutant@google.com>
750
751 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
752 R_386_PC8 relocations.
753
7ef73768
ILT		 7542008-04-23 Ian Lance Taylor <iant@google.com>
755
55438702
ILT		 756 * object.cc (Sized_relobj::include_section_group): Check for
757 invalid section group.
758
c165fb93
ILT		 759 * object.cc (make_elf_object): Correct test for 64-bit ELF file
760 header size.
761
7ef73768
ILT		 762 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
763 than read for file header.
764 * archive.cc (Archive::include_member): Likewise.
765
6194aaab
L		 7662008-04-23 Paolo Bonzini <bonzini@gnu.org>
767
768 * aclocal.m4: Regenerate.
769 * configure: Regenerate.
770
d491d34e
ILT		 7712008-04-19 Ian Lance Taylor <iant@google.com>
772
5ea2bac6
ILT		 773 * version.cc (version_string): Bump to 1.6.
774
7bc3e21a
ILT		 775 * testsuite/Makefile.am (many_sections_r_test): New target.
776 (many_sections_r_test_SOURCES): Remove.
777 (many_sections_r_test_DEPENDENCIES): Remove.
778 (many_sections_r_test_LDFLAGS): Remove.
779 (many_sections_r_test_LDADD): Remove.
780
7fcd3aa9
ILT		 781 * object.cc (Sized_relobj::do_add_symbols): Always pass
782 local_symbol_count_ to add_from_relobj.
783
4c94d6ae
ILT		 784 * testsuite/Makefile.am (many_sections_check.h): Only check one in
785 every thousand variables.
786 * testsuite/Makefile.in: Rebuild.
787
d491d34e
ILT		 788 * object.cc (Xindex::initialize_symtab_xindex): New function.
789 (Xindex::read_symtab_xindex): New function.
790 (Xindex::sym_xindex_to_shndx): New function.
791 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
792 available.
793 (Sized_relobj::do_initialize_xindex): New function.
794 (Sized_relobj::do_read_symbols): Adjust section links.
795 (Sized_relobj::symbol_section_and_value): Add is_ordinary
796 parameter. Change all callers.
797 (Sized_relobj::include_section_group): Adjust section links and
798 symbol section indexes.
799 (Sized_relobj::do_layout): Adjust section links.
800 (Sized_relobj::do_count_local_symbols): Adjust section links and
801 symbol section indexes.
802 (Sized_relobj::do_finalize_local_symbols): Distinguish between
803 ordinary and special symbols.
804 (Sized_relobj::write_local_symbols): Add symtab_xindex and
805 dynsym_xindex parameters. Change all callers. Adjust section
806 links. Use SHN_XINDEX when needed.
807 (Sized_relobj::get_symbol_location_info): Adjust section links.
808 Don't get fooled by special symbols.
809 * object.h (class Xindex): Define.
810 (class Object): Add xindex_ parameter. Declare virtual functoin
811 do_initialize_xindex.
812 (Object::adjust_sym_shndx): New function.
813 (Object::set_xindex): New protected function.
814 (class Symbol_value): Add is_ordinary_shndx_ field.
815 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
816 (Symbol_value::value): Assert ordinary section.
817 (Symbol_value::initialize_input_to_output_map): Likewise.
818 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
819 Change all callers.
820 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
821 all callers.
822 (class Sized_relobj): Update declarations.
823 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
824 parameter. Change all callers.
825 (Sized_relobj::adjust_shndx): New function.
826 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
827 field.
828 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
829 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
830 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
831 (Sized_dynobj::read_dynsym_section): Adjust section links.
832 (Sized_dynobj::read_dynamic): Likewise.
833 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
834 section links.
835 (Sized_dynobj::do_initialize_xindex): New function.
836 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
837 do_initialize_xindex.
838 (Sized_dynobj::adjust_shndx): New function.
839 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
840 dynsym_xindex_ fields.
841 (Layout::finalize): Add a call to set_section_indexes before
842 creating the symtab sections.
843 (Layout::set_section_indexes): Don't do anything if the section
844 already has a section index.
845 (Layout::create_symtab_sections): Add shnum parameter. Change
846 caller. Create .symtab_shndx section if needed.
847 (Layout::create_shdrs): Add shstrtab_section parameter. Change
848 caller.
849 (Layout::allocated_output_section_count): New function.
850 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
851 needed.
852 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
853 fields. Update declarations.
854 (Layout::symtab_xindex): New function.
855 (Layout::dynsym_xindex): New function.
856 (class Write_symbols_task): Add layout_ field.
857 (Write_symbols_task::Write_symbols_task): Add layout parameter.
858 Change caller.
859 * output.cc (Output_section_headers::Output_section_headers): Add
860 shstrtab_section parameter. Change all callers.
861 (Output_section_headers::do_sized_write): Store overflow values
862 for section count and section string table section index in
863 section header zero.
864 (Output_file_header::do_sized_write): Check for overflow of
865 section count and section string table section index.
866 (Output_symtab_xindex::do_write): New function.
867 (Output_symtab_xindex::endian_do_write): New function.
868 * output.h (class Output_section_headers): Add shstrtab_section_.
869 Update declarations.
870 (class Output_symtab_xindex): Define.
871 (Output_section::has_out_shndx): New function.
872 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
873 field.
874 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
875 Change all callers.
876 (Sized_symbol::init): Likewise.
877 (Symbol::output_section): Check for ordinary symbol.
878 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
879 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
880 callers.
881 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
882 Change all callers. Simplify handling of symbols from sections
883 not included in the link.
884 (Symbol_table::add_from_dynobj): Handle ordinary symbol
885 distinction.
886 (Weak_alias_sorter::operator()): Assert that symbols are
887 ordinary.
888 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
889 distinction.
890 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
891 parameters. Change all callers.
892 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
893 symbol distinction. Use SHN_XINDEX when needed.
894 (Symbol_table::write_section_symbol): Add symtab_xindex
895 parameter. Change all callers.
896 (Symbol_table::sized_write_section_symbol): Likewise. Use
897 SHN_XINDEX when needed.
898 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
899 declarations.
900 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
901 (Symbol::is_defined): Check is_ordinary.
902 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
903 (Symbol::is_absolute, Symbol::is_common): Likewise.
904 (class Sized_symbol): Update declarations.
905 (class Symbol_table): Update declarations.
906 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
907 parameters. Change all callers.
908 (Sized_symbol::override): Likewise.
909 (Symbol_table::override): Likewise.
910 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
911 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
912 is_ordinary, and orig_st_shndx parameters. Change all callers.
913 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
914 to be in an ordinary section.
915 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
916 object and is_ordinary parameters. Change all callers.
917 (Sized_dwarf_line_info::read_relocs): Add object parameter.
918 Change all callers. Don't add undefined or non-ordinary symbols
919 to reloc_map_.
920 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
921 Change all callers.
922 * dwarf_reader.h (class Sized_dwarf_line_info): Update
923 declarations.
924 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
925 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
926 (Sized_relobj::relocate_sections): Likewise.
927 * target-reloc.h (scan_relocs): Adjust section symbol index.
928 (scan_relocatable_relocs): Likewise.
929 * i386.cc (Scan::local): Check for ordinary symbols.
930 * sparc.cc (Scan::local): Likewise.
931 * x86_64.cc (Scan::local): Likewise.
932 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
933 to symbol_section_and_value.
934 * testsuite/many_sections_test.cc: New file.
935 * testsuite/Makefile.am (BUILT_SOURCES): Define.
936 (check_PROGRAMS): Add many_sections_test.
937 (many_sections_test_SOURCES): Define.
938 (many_sections_test_DEPENDENCIES): Define.
939 (many_sections_test_LDFLAGS): Define.
940 (BUILT_SOURCES): Add many_sections_define.h.
941 (many_sections_define.h): New target.
942 (BUILT_SOURCES): Add many_sections_check.h.
943 (many_sections_check.h): New target.
944 (check_PROGRAMS): Add many_sections_r_test.
945 (many_sections_r_test_SOURCES): Define.
946 (many_sections_r_test_DEPENDENCIES): Define.
947 (many_sections_r_test_LDFLAGS): Define.
948 (many_sections_r_test_LDADD): Define.
949 (many_sections_r_test.o): New target.
950 * testsuite/Makefile.in: Rebuild.
951
c5818ff1
CC		 9522008-04-17 Cary Coutant <ccoutant@google.com>
953
954 * errors.cc (Errors::info): New function.
955 (gold_info): New function.
956 * errors.h (Errors::info): New function.
957 * gold.h (gold_info): New function.
958 * object.cc (Input_objects::add_object): Print trace output.
959 * options.cc (options::parse_set): New function.
960 (General_options::parse_wrap): Deleted.
961 (General_options::General_options): Deleted initializer.
962 * options.h (options::String_set): New typedef.
963 (options::parse_set): New function.
964 (DEFINE_set): New macro.
965 (General_options::wrap): Changed to use DEFINE_set. Changed
966 callers of any_wrap_symbols and is_wrap_symbol.
967 (General_options::trace, General_options::trace_symbol):
968 New options.
969 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
970 (General_options::wrap_symbols_): Deleted.
971 * symtab.cc (Symbol_table::add_from_object): Print trace output.
972
b5be4a7c
DM		 9732008-04-17 David S. Miller <davem@davemloft.net>
974
975 * options.cc (General_options::parse_V): New function.
976 * options.h: Add entries for -V and -Qy.
977
155a0dd7
ILT		 9782008-04-17 Ian Lance Taylor <iant@google.com>
979
980 * common.cc (Symbol_table::allocate_commons): Remove options
981 parameter. Change caller.
982 (Symbol_table::do_allocate_commons): Remove options parameter.
983 Change caller. Just call do_allocate_commons_list twice.
984 (Symbol_table::do_allocate_commons_list): New function, broken out
985 of do_allocate_commons.
986 * common.h (class Allocate_commons_task): Remove options_ field.
987 Update constructor.
988 * symtab.cc (Symbol_table::Symbol_table): Initialize
989 tls_commons_.
990 (Symbol_table::add_from_object): Put TLS common symbols on
991 tls_commons_ list.
992 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
993 which are IN_OUTPUT_DATA.
994 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
995 allocate_commons and do_allocate_commons declarations. Declare
996 do_allocate_commons_list.
997 * gold.cc (queue_middle_tasks): Update creation of
998 Allocate_commons_task to not pass options.
999 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1000 (TLS_TEST_C_FLAGS): New variable.
1001 (tls_test_c_pic.o): New target.
1002 (tls_test_shared.so): Link in tls_test_c_pic.o.
1003 (tls_test_c_pic_ie.o): New target.
1004 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1005 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1006 (tls_test_c.o): New target.
1007 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1008 (tls_pic_test_LDADD): Likewise.
1009 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1010 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1011 (tls_test_c_gnu2.o): New target.
1012 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1013 tls_test_c_gnu2.o.
1014 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1015 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1016 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1017 * testsuite/tls_test.cc: Include "config.h".
1018 (t_last): Call t11_last.
1019 * testsuite/tls_test.h (t11, t11_last): Declare.
1020 * testsuite/tls_test_c.c: New file.
1021 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1022 * configure.ac: Check for OpenMP support.
1023 * configure, config.in, Makefile.in: Rebuild.
1024 * testsuite/Makefile.in: Rebuild.
1025
edfbb029
CC		 10262008-04-16 Cary Coutant <ccoutant@google.com>
1027
1028 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1029 (Target_i386::tls_base_symbol_defined_): New field.
1030 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1031 (Target_i386::Scan::global): Likewise.
1032 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1033 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1034 (Target_x86_64::tls_base_symbol_defined_): New field.
1035 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1036 (Target_x86_64::Scan::global): Likewise.
1037
f3c69fca
CC		 10382008-04-16 Cary Coutant <ccoutant@google.com>
1039
1040 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1041 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1042 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1043 building shared libraries.
1044 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1045 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1046 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1047 * testsuite/Makefile.in: Rebuild.
1048 * testsuite/weak_undef.h: New file.
1049 * testsuite/weak_undef_file1.cc: Add extra test cases.
1050 * testsuite/weak_undef_file2.cc: Likewise.
1051 * testsuite/weak_undef_test.cc: Likewise.
1052
7c414435
DM		 10532008-04-16 David S. Miller <davem@davemloft.net>
1054
32b769e1
DM		 1055 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1056 Add issued_non_pic_error_ field. Declare check_non_pic.
1057 (Target_sparc::Scan::check_non_pic): New function.
1058 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1059 (Target_sparc::Scan::global): Likewise.
1060
11936fb1
DM		 1061 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1062 * configure: Rebuild.
1063
7c414435
DM		 1064 * options.h (DEFINE_enable): New macro.
1065 (new_dtags): New enable option.
1066 (initfirst, interpose, loadfltr, nodefaultlib,
1067 nodelete, nodlopen, nodump): New -z options.
1068 * layout.cc (Layout:finish_dynamic_section): If new
1069 dtags enabled, emit DT_RUNPATH. Also, emit a
1070 DT_FLAGS_1 containing any specified -z flags.
1071
85c7bf8b
ILT		 10722008-04-16 Ian Lance Taylor <iant@google.com>
1073
12c0daef
ILT		 1074 * copy-relocs.cc: New file.
1075 * copy-relocs.h: New file.
1076 * reloc.cc: Remove Copy_relocs code.
1077 * reloc.h: Likewise.
1078 * reloc-types.h (struct Reloc_types) [both versions]: Add
1079 get_reloc_addend_noerror.
1080 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1081 variants of add_global which take an addend which must be zero.
1082 * i386.cc: Include "copy-relocs.h".
1083 (class Target_i386): Change type of copy_relocs_ to variable,
1084 update initializer.
1085 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1086 Change all callers.
1087 (Target_i386::do_finalize_sections): Change handling of
1088 copy_relocs_.
1089 * sparc.cc: Include "copy-relocs.h".
1090 (class Target_sparc): Change type of copy_relocs_ to variable,
1091 update initializer.
1092 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1093 Change all callers.
1094 (Target_sparc::do_finalize_sections): Change handling of
1095 copy_relocs_.
1096 * x86_64.cc: Include "copy-relocs.h".
1097 (class Target_x86_64): Change type of copy_relocs_ to variable,
1098 update initializer.
1099 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1100 class. Change all callers.
1101 (Target_x86_64::do_finalize_sections): Change handling of
1102 copy_relocs_.
1103 * Makefile.am (CCFILES): Add copy-relocs.cc.
1104 (HFILES): Add copy-relocs.h.
1105
4f4995b6
ILT		 1106 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1107
85c7bf8b
ILT		 1108 * testsuite/script_test_4.sh: Permit leading zeroes.
1109
4f2a9edd
ILT		 11102008-04-15 Ian Lance Taylor <iant@google.com>
1111
e6188289
ILT		 1112 * script-sections.cc (Script_sections::create_segments): Use
1113 header_size_adjustment even when there is enough room for the
1114 headers.
1115 * testsuite/script_test_4.sh: New file.
1116 * testsuite/script_test_4.t: New file.
1117 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1118 (check_DATA): Add script_test_4.stdout.
1119 (MOSTLYCLEANFILES): Likewise.
1120 (script_test_4): New target.
1121 (script_test_4.stdout): New target.
1122 * testsuite/Makefile.in: Rebuild.
1123
4f2a9edd
ILT		 1124 * sparc.cc: Add definitions for Output_data_plt_sparc class
1125 constants.
1126
f5314dd5
DM		 11272008-04-14 David S. Miller <davem@davemloft.net>
1128
1129 * sparc.cc: New file.
1130 * Makefile.am (TARGETSOURCES): Add sparc.cc
1131 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1132 * configure.tgt: Document targ_extra_size and
1133 targ_extra_big_endian. Add entries for sparc-* and
1134 sparc64-*.
1135 * configure.ac: Handle targ_extra_size and
1136 targ_extra_big_endian.
1137 * Makefile.in: Rebuild.
1138 * configure: Likewise.
1139 * po/POTFILES.in: Likewise.
1140 * po/gold.pot: Likewise.
1141
154e0e9a
ILT		 11422008-04-14 Ian Lance Taylor <iant@google.com>
1143
1144 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1145 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1146 in the name/type/flags to section mapping. Don't call
1147 allocate_output_section.
1148 (Layout::choose_output_section): Change parameter from adjust_name
1149 to is_input_section. Don't permit input sections after sections
1150 are attached to segments. Don't call allocate_output_section.
1151 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1152 not write_enable_output_section.
1153 (Layout::make_output_section): Don't push to
1154 unattached_section_list_ nor call attach_to_segment. Call
1155 attach_section_to_segment if sections are attached.
1156 (Layout::attach_sections_to_segments): New function.
1157 (Layout::attach_section_to_segment): New function.
1158 (Layout::attach_allocated_section_to_segment): Rename from
1159 attach_to_segment. Remove flags parameter.
1160 (Layout::allocate_output_section): Remove function.
1161 (Layout::write_enable_output_section): Remove function.
1162 * layout.h (class Layout): Update for above changes. Add new
1163 field sections_are_attached_.
1164 * output.h (Output_section::update_flags_for_input_section): New
1165 function.
1166 * output.cc (Output_section::add_input_section): Call
1167 update_flags_for_input_section.
1168 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1169
009a67a2
CC		 11702008-04-11 Cary Coutant <ccoutant@google.com>
1171
1172 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1173 thought unnecessary.
1174 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1175
759b1a24
ILT		 11762008-04-11 Ian Lance Taylor <iant@google.com>
1177
1178 * output.h (class Output_section_data): Remove inline definition
1179 of set_addralign.
1180 * output.cc (Output_section_data::set_addralign): New function.
1181
c2b45e22
CC		 11822008-04-11 Cary Coutant <ccoutant@google.com>
1183
1184 Add support for TLS descriptors for i386 and x86_64.
1185 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1186 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1187 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1188 GOT_TYPE_TLS_DESC.
1189 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1190 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1191 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1192 relocations.
1193 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1194 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1195 Fix problem with initial-exec relocations.
1196 (Target_i386::Relocate::relocate_tls): Likewise.
1197 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1198 relaxation.
1199 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1200 support for section-plus-offset dynamic table entries.
1201 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1202 (Output_data_dynamic::Dynamic_entry): Add support for
1203 section-plus-offset dynamic table entries.
1204 (Output_data_dynamic::Classification): Likewise.
1205 (Output_data_dynamic::classification_): Renamed offset_.
1206 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1207 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1208 (Target_x86_64::make_plt_section): New function.
1209 (Target_x86_64::reserve_tlsdesc_entries): New function.
1210 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1211 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1212 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1213 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1214 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1215 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1216 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1217 add extra PLT entry for TLS descriptors.
1218 (Output_data_plt_x86_64::got_): New field.
1219 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1220 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1221 fields.
1222 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1223 descriptors.
1224 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1225 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1226 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1227 R_386_TLS_DESC_CALL relocations.
1228 (Target_x86_64::Scan::global): Likewise.
1229 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1230 for TLS descriptors.
1231 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1232 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1233 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1234 GD-to-IE relaxation.
1235 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1236 and TLS_DESCRIPTORS.
1237 * Makefile.in: Rebuild.
1238 * configure: Rebuild.
1239 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1240 (tls_test_shared2.so): New target.
1241 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1242 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1243 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1244 (tls_shared_gd_to_ie_test_LDADD): New variable.
1245 (tls_shared_gnu2_gd_to_ie_test): New target.
1246 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1247 New targets.
1248 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1249 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1250 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1251 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1252 (tls_shared_gnu2_test): New target.
1253 (tls_test_gnu2_shared.so): New target.
1254 (tls_shared_gnu2_test_SOURCES): New variable.
1255 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1256 (tls_shared_gnu2_test_LDFLAGS): New variable.
1257 (tls_shared_gnu2_test_LDADD): New variable.
1258 * testsuite/Makefile.in: Rebuild.
1259 * testsuite/Makefile.
1260
83bfb6b7
ILT		 12612008-04-11 Ian Lance Taylor <iant@google.com>
1262
1263 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1264 justsyms.t.
1265 * testsuite/Makefile.in: Rebuild.
1266
1267 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1268 long.
1269 * testsuite/script_test_2.cc (main): Adjust test.
1270
706e1f5e
ILT		 12712008-04-11 David S. Miller <davem@davemloft.net>
1272 Ian Lance Taylor <iant@google.com>
1273
1274 * options.h (General_options): Add entries for '-Y' and
1275 '-relax'.
1276 * options.cc (General_options:finalize): If -Y was used, add those
1277 entries to the library path instead of the default "/lib" and
1278 "/usr/lib".
1279
7c98e6bb
DM		 12802008-04-11 David S. Miller <davem@davemloft.net>
1281
1282 * testsuite/justsyms.t: Start at 0x100.
1283 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1284 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1285 long.
1286 * testsuite/script_test_2.cc: Adjust string and section length
1287 checks.
7c98e6bb 1288
99a37bfd
ILT		 12892008-04-09 Ian Lance Taylor <iant@google.com>
1290
2cefc357
ILT		 1291 PR gold/5996
1292 * script-sections.cc (Sections_element::allocate_to_segment): Add
1293 orphan parameter.
1294 (Output_section_definition::allocate_to_segment): Likewise.
1295 (Orphan_output_section::allocate_to_segment): Likewise.
1296 (Script_sections::attach_sections_using_phdrs_clause): Don't
1297 propagate non-PT_LOAD segments to orphan sections.
1298 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1299 readelf rather than objdump.
1300 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1301 .interp section and PT_INTERP segment are the same size.
1302 * testsuite/Makefile.in: Rebuild.
1303
99a37bfd
ILT		 1304 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1305 aliases for symbols defined in the same object.
1306 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1307 (weak_alias_test_SOURCES): New variable.
1308 (weak_alias_test_DEPENDENCIES): New variable.
1309 (weak_alias_test_LDFLAGS): New variable.
1310 (weak_alias_test_LDADD): New variable.
1311 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1312 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1313 (weak_alias_test_3.o): New target.
1314 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1315 * testsuite/weak_alias_test_main.cc: New file.
1316 * testsuite/weak_alias_test_1.cc: New file.
1317 * testsuite/weak_alias_test_2.cc: New file.
1318 * testsuite/weak_alias_test_3.cc: New file.
1319
780e49c5
ILT		 13202008-04-08 Ian Lance Taylor <iant@google.com>
1321
cdb0b8f5
ILT		 1322 * options.h (class General_options): Add --noinhibit-exec option.
1323 * main.cc (main): Check --noinhibit-exec.
1324
0864d551
ILT		 1325 * options.h (class General_options): Define --wrap as a special
1326 option. Add wrap_symbols_ field.
1327 (General_options::any_wrap_symbols): New function.
1328 (General_options::is_wrap_symbol): New function.
1329 * options.cc (General_options::parse_wrap): New function.
1330 (General_options::General_options): Initialize wrap_symbols_.
1331 * symtab.cc (Symbol_table::wrap_symbol): New function.
1332 (Symbol_table::add_from_object): Handle --wrap.
1333 * symtab.h (class Symbol_table): Declare wrap_symbol.
1334 * target.h (Target::wrap_char): New function.
1335 (Target::Target_info): Add wrap_char field.
1336 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1337 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1338 * testsuite/testfile.cc (Target_test::test_target_info):
1339 Likewise.
1340
789aa6de
ILT		 1341 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1342 there is one.
1343
2c38906f
ILT		 1344 * layout.h (class Layout): Add added_eh_frame_data_ field.
1345 * layout.cc (Layout::Layout): Initialize new field.
1346 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1347 output section until we find a section we merged successfully.
1348 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1349 that the size be non-zero.
1350
780e49c5
ILT		 1351 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1352 qualifier.
1353
7fcd0256
ILT		 13542008-04-08 Craig Silverstein <csilvers@google.com>
1355
1356 * configure.ac: Export new conditional variable HAVE_ZLIB.
1357 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1358 on HAVE_ZLIB.
1359 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1360 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1361
6835af53
ILT		 13622008-04-07 Ian Lance Taylor <iant@google.com>
1363
e24f324c
ILT		 1364 * version.cc (version_string): Set to "1.5".
1365
a036edd8
ILT		 1366 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1367 Add issued_non_pic_error_ field. Declare check_non_pic.
1368 (Target_x86_64::Scan::check_non_pic): New function.
1369 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1370 (Target_x86_64::Scan::global): Likewise.
1371
624f8810
ILT		 1372 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1373 addend parameter. Change caller. Handle merge sections.
1374 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1375 Address to Addend. Don't add in the result of
1376 local_section_offset, pass down the addend and use the returned
1377 value.
1378 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1379 Update declarations of local_section_offset and symbol_value.
1380 * testsuite/two_file_test_1.cc (t18): New function.
1381 * testsuite/two_file_test_2.cc (f18): New function.
1382 * testsuite/two_file_test_main.cc (main): Call t18.
1383 * testsuite/two_file_test.h (t18, f18): Declare.
1384
6835af53
ILT		 1385 * configure.ac: Don't test for objdump, c++filt, or readelf.
1386 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1387 conditionals.
1388 (TEST_READELF): New variable.
1389 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1390 (check_PROGRAMS): Add two_file_strip_test.
1391 (two_file_strip_test): New target.
1392 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1393 (two_file_same_shared_strip_test_SOURCES): New variable.
1394 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1395 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1396 (two_file_same_shared_strip_test_LDADD): New variable.
1397 (two_file_shared_strip.so): New target.
1398 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1399 (ver_test_5.syms, ver_test_7.syms): Likewise.
1400 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1401 (strip_test_3.stdout): Use TEST_OBJDUMP.
1402 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1403
86925eef
CC		 14042008-04-04 Cary Coutant <ccoutant@google.com>
1405
1406 * symtab.h (Symbol::is_weak_undefined): New function.
1407 (Symbol::is_strong_undefined): New function.
1408 (Symbol::is_absolute): New function.
1409 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1410 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1411 absolute symbols.
1412 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1413 (weak_undef_test): New target.
1414 * testsuite/Makefile.in: Rebuild.
1415 * testsuite/weak_undef_file1.cc: New file.
1416 * testsuite/weak_undef_file2.cc: New file.
1417 * testsuite/weak_undef_test.cc: New file.
1418
126f3ece
ILT		 14192008-04-03 Craig Silverstein <csilvers@google.com>
1420
1421 * compressed_output.h (class Output_compressed_section): Use
1422 unsigned buffer.
1423 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1424 add zlib header.
1425 (zlib_compressed_suffix): Removed.
1426 (Output_compressed_section::set_final_data_size): Use unsigned
1427 buffers.
1428 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1429 Fix linker invocation.
1430 (flagstest_o_specialfile_and_compress_debug_sections):
1431 Likewise.
1432 * testsuite/Makefile.in: Regenerated.
1433
deae2a14
DM		 14342008-04-02 David S. Miller <davem@davemloft.net>
1435
1436 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1437 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1438
70752818
ILT		 14392008-04-02 Craig Silverstein <csilvers@google.com>
1440
1441 * TODO: New file.
1442
39d0cb0e
ILT		 14432008-04-02 Ian Lance Taylor <iant@google.com>
1444
1445 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1446 parameters. Update for new key type to views_. Change all
1447 callers.
1448 (File_read::read): Adjust for byteshift in returned view.
1449 (File_read::add_view): New function, broken out of
1450 find_and_make_view.
1451 (File_read::make_view): New function, broken out of
1452 find_and_make_view.
1453 (File_read::find_or_make_view): Add offset and aligned
1454 parameters. Rewrite accordingly. Change all callers.
1455 (File_read::get_view): Add offset and aligned parameters. Adjust
1456 for byteshift in return value.
1457 (File_read::get_lasting_view): Likewise.
1458 * fileread.h (class File_read): Update declarations.
1459 (class File_read::View): Add byteshift_ field. Add byteshift to
1460 constructor. Add byteshift method.
1461 * archive.h (Archive::clear_uncached_views): New function.
1462 (Archive::get_view): Add aligned parameter. Change all callers.
1463 * object.h (Object::get_view): Add aligned parameter. Change all
1464 callers.
1465 (Object::get_lasting_view): Likewise.
1466
1467 * fileread.cc (File_read::release): Don't call clear_views if
1468 there are multiple objects.
1469 * fileread.h (File_read::clear_uncached_views): New function.
1470 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1471 on the archive.
1472
a1207466
CC		 14732008-03-31 Cary Coutant <ccoutant@google.com>
1474
1475 Add thin archive support.
1476 * archive.cc (Archive::armagt): New const.
1477 (Archive::setup): Remove task parameter and calls to unlock.
1478 (Archive::unlock_nested_archives): New function.
1479 (Archive::read_header): Add nested_off parameter. Change
1480 all callers.
1481 (Archive::interpret_header): Likewise.
1482 (Archive::include_all_members): Change to handle thin
1483 archives.
1484 (Archive::include_member): Likewise.
1485 * archive.h (Archive::Archive): Add new parameters and
1486 initializers.
1487 (Archive::armagt): New const.
1488 (Archive::setup): Remove task parameter.
1489 (Archive::unlock_nested_archives): New function.
1490 (Archive::read_header): Add nested_off parameter.
1491 (Archive::interpret_header): Likewise.
1492 (Archive::Nested_archive_table): New typedef.
1493 (Archive::is_thin_archive_): New field.
1494 (Archive::nested_archives_): New field.
1495 (Archive::options_): New field.
1496 (Archive::dirpath_): New field.
1497 (Archive::task_): New field.
1498 * readsyms.cc (Read_symbols::do_read_symbols): Add check
1499 for thin archives. Pass additional parameters to
1500 Archive::Archive. Unlock the archive file after calling
1501 Archive::setup.
1502
479f6503
ILT		 15032008-03-29 Ian Lance Taylor <iant@google.com>
1504
686c8caf
ILT		 1505 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1506 version symbol to be local.
1507 * testsuite/ver_test_4.sh: New file.
1508 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1509 (check_DATA): Add ver_test_4.syms.
1510 (ver_test_4.syms): New target.
1511 * testsuite/Makefile.in: Rebuild.
1512
ab794b6b
ILT		 1513 * output.cc
1514 (Output_section::Input_section_sort_entry::has_priority): New
1515 function.
1516 (Output_section::Input_section_sort_entry::match_file_name): New
1517 function.
1518 (Output_section::Input_section_sort_entry::match_section_name):
1519 Remove.
1520 (Output_section::Input_section_sort_entry::match_section_name_prefix):
1521 Remove.
1522 (Output_section::Input_section_sort_entry::match_section_file):
1523 Remove.
1524 (Output_section::Input_section_sort_compare::operator()): Rewrite
1525 using new Input_section_sort_entry functions. Sort crtbegin and
1526 crtend first. Sort sections with no priority before sections with
1527 a priority.
1528 * testsuite/initpri1.c (d3): Check j != 4.
1529 (cd5): New constructor/destructor function.
1530 (main): Check j != 2.
1531
479f6503
ILT		 1532 * symtab.cc (Symbol_table::add_from_object): If we don't use the
1533 new symbol when resolving, don't call set_is_default.
1534 * testsuite/ver_test_7.cc: New file.
1535 * testsuite/ver_test_7.sh: New file.
1536 * testsuite/Makefile.am (ver_test_7.so): New target.
1537 (ver_test_7.o): New target.
1538 (check_SCRIPTS): Add ver_test_7.sh.
1539 (check_DATA): Add ver_test_7.syms.
1540 (ver_test_7.syms): New target.
1541
2fd32231
ILT		 15422008-03-28 Ian Lance Taylor <iant@google.com>
1543
1544 * layout.cc (Layout::layout): If we see an input section with a
1545 name that needs sorting, set the must_sort flag for the output
1546 section.
1547 (Layout::make_output_section): If the name of the output section
1548 indicates that it might require sorting, set the may_sort flag.
1549 * output.h (Output_section::may_sort_attached_input_sections): New
1550 function.
1551 (Output_section::set_may_sort_attached_input_sections): New
1552 function.
1553 (Output_section::must_sort_attached_input_sections): New
1554 function.
1555 (Output_section::set_must_sort_attached_input_sections): New
1556 function.
1557 (class Output_section): Declare Input_section_sort_entry. Define
1558 Input_section_sort_compare. Declare
1559 sort_attached_input_sections. Add new fields:
1560 may_sort_attached_input_sections_,
1561 must_sort_attached_input_sections_,
1562 attached_input_sections_are_sorted_.
1563 * output.cc (Output_section::Output_section): Initialize new
1564 fields.
1565 (Output_section::add_input_section): Add an entry to
1566 input_sections_ if may_sort or must_sort are true.
1567 (Output_section::set_final_data_size): Call
1568 sort_attached_input_sections if necessary.
1569 (Output_section::Input_section_sort_entry): Define new class.
1570 (Output_section::Input_section_sort_compare::operator()): New
1571 function.
1572 (Output_section::sort_attached_input_sections): New function.
1573 * configure.ac: Check whether the compiler supports constructor
1574 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
1575 * testsuite/initpri1.c: New file.
1576 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
1577 CONSTRUCTOR_PRIORITY.
1578 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
1579 (initpri1_LDFLAGS): New variable.
1580 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1581
18e6b24e
ILT		 15822008-03-27 Ian Lance Taylor <iant@google.com>
1583
49bdd526
ILT		 1584 * common.cc (Sort_commons::operator): Correct sorting algorithm.
1585 * testsuite/common_test_1.c: New file.
1586 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
1587 (common_test_1_SOURCES): New variable.
1588 (common_test_1_DEPENDENCIES): New variable.
1589 (common_test_1_LDFLAGS): New variable.
1590
18e6b24e
ILT		 1591 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
1592 and commons_ correctly when NAME/VERSION does not override
1593 NAME/NULL.
1594 * testsuite/ver_test_6.c: New file.
1595 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
1596 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
1597 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
1598
04bf7072
ILT		 15992008-03-26 Ian Lance Taylor <iant@google.com>
1600
5871526f
ILT		 1601 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
1602 of an undefined symbol from a version script.
1603 * testsuite/Makefile.am (ver_test_5.so): New target.
1604 (ver_test_5.o): New target.
1605 (check_SCRIPTS): Add ver_test_5.sh.
1606 (check_DATA): Add ver_test_5.syms.
1607 (ver_test_5.syms): New target.
1608 * testsuite/ver_test_5.cc: New file.
1609 * testsuite/ver_test_5.script: New file.
1610 * testsuite/ver_test_5.sh: New file.
1611 * Makefile.in, testsuite/Makefile.in: Rebuild.
1612
04bf7072
ILT		 1613 PR gold/5986
1614 Fix problems building gold with gcc 4.3.0.
1615 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
1616 (gold_error_at_location, gold_warning_at_location): Use it.
1617 * configure.ac: Check whether we can compile and use a template
1618 function with a printf attribute.
1619 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
1620 when jumping over bytes.
1621 * object.cc: Instantiate Object::read_section_data.
1622 * debug.h: Include <cstring>
1623 * dwarf_reader.cc: Include <algorithm>
1624 * main.cc: Include <cstring>.
1625 * options.cc: Include <cstring>.
1626 * output.cc: Include <cstring>.
1627 * script.cc: Include <cstring>.
1628 * script.h: Include <string>.
1629 * symtab.cc: Include <cstring> and <algorithm>.
1630 * target-select.cc: Include <cstring>.
1631 * version.cc: Include <string>.
1632 * testsuite/testmain.cc: Include <cstdlib>.
1633 * configure, config.in: Rebuild.
1634
874c5b28
ILT		 16352008-03-25 Ian Lance Taylor <iant@google.com>
1636
819d6c3a
ILT		 1637 * options.cc: Include "../bfd/bfdver.h".
1638 (options::help): Print bug reporting address.
1639
f4b2c6f5
ILT		 1640 * version.cc (print_version): Adjust output for current value of
1641 BFD_VERSION_STRING.
1642
1643 * NEWS: New file.
1644
e96caa79
ILT		 1645 * options.cc (options::help): Print list of supported targets.
1646 * target-select.h: Include <vector>.
1647 (class Target_selector): Make machine_, size_, and is_big_endian_
1648 fields const. Add bfd_name_ and instantiated_target_ fields.
1649 (Target_selector::Target_selector): Add bfd_name parameter.
1650 (Target_selector::recognize): Make non-virtual, call
1651 do_recognize.
1652 (Target_selector::recognize_by_name): Make non-virtual, call
1653 do_recognize_by_name.
1654 (Target_selector::supported_names): New function.
1655 (Target_selector::bfd_name): New function.
1656 (Target_selector::do_instantiate_target): New pure virtual
1657 function.
1658 (Target_selector::do_recognize): New virtual function.
1659 (Target_selector::do_recognize_by_name): New virtual function.
1660 (Target_selector::instantiate_target): New private function.
1661 (supported_target_names): Declare.
1662 * target-select.cc (Target_selector::Target_selector): Update for
1663 new parameter and fields.
1664 (select_target_by_name): Check that the name matches before
1665 calling recognize_by_name.
1666 (supported_target_names): New function.
1667 * i386.cc (class Target_selector_i386): Update Target_selector
1668 constructor call. Remove recognize and recognize_by_name. Add
1669 do_instantiate_target.
1670 * x86_64.cc (class Target_selector_x86_64): Likewise.
1671 * testsuite/testfile.cc (class Target_selector_test): Update for
1672 changes to Target_selector.
1673
874c5b28
ILT		 1674 * README: Rewrite, with some notes on unsupported features.
1675
0a65a3a7
CC		 16762008-03-24 Cary Coutant <ccoutant@google.com>
1677
1678 * i386.cc (Target_i386::Got_type): New enum declaration.
1679 (Target_i386::Scan::local): Updated callers of Output_data_got
1680 member functions.
1681 (Target_i386::Scan::global): Likewise.
1682 (Target_i386::Relocate::relocate): Likewise.
1683 (Target_i386::Relocate::relocate_tls): Likewise.
1684 * object.h (Got_offset_list): New class.
1685 (Sized_relobj::local_has_got_offset): Added got_type parameter.
1686 (Sized_relobj::local_got_offset): Likewise.
1687 (Sized_relobj::set_local_got_offset): Likewise.
1688 (Sized_relobj::local_has_tls_got_offset): Removed.
1689 (Sized_relobj::local_tls_got_offset): Removed.
1690 (Sized_relobj::set_local_tls_got_offset): Removed.
1691 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
1692 * output.cc (Output_data_got::add_global): Added got_type parameter.
1693 (Output_data_got::add_global_with_rel): Likewise.
1694 (Output_data_got::add_global_with_rela): Likewise.
1695 (Output_data_got::add_global_pair_with_rel): New function.
1696 (Output_data_got::add_global_pair_with_rela): New function.
1697 (Output_data_got::add_local): Added got_type parameter.
1698 (Output_data_got::add_local_with_rel): Likewise.
1699 (Output_data_got::add_local_with_rela): Likewise.
1700 (Output_data_got::add_local_pair_with_rel): New function.
1701 (Output_data_got::add_local_pair_with_rela): New function.
1702 (Output_data_got::add_global_tls): Removed.
1703 (Output_data_got::add_global_tls_with_rel): Removed.
1704 (Output_data_got::add_global_tls_with_rela): Removed.
1705 (Output_data_got::add_local_tls): Removed.
1706 (Output_data_got::add_local_tls_with_rel): Removed.
1707 (Output_data_got::add_local_tls_with_rela): Removed.
1708 * output.h (Output_data_got::add_global): Added got_type parameter.
1709 (Output_data_got::add_global_with_rel): Likewise.
1710 (Output_data_got::add_global_with_rela): Likewise.
1711 (Output_data_got::add_global_pair_with_rel): New function.
1712 (Output_data_got::add_global_pair_with_rela): New function.
1713 (Output_data_got::add_local): Added got_type parameter.
1714 (Output_data_got::add_local_with_rel): Likewise.
1715 (Output_data_got::add_local_with_rela): Likewise.
1716 (Output_data_got::add_local_pair_with_rel): New function.
1717 (Output_data_got::add_local_pair_with_rela): New function.
1718 (Output_data_got::add_global_tls): Removed.
1719 (Output_data_got::add_global_tls_with_rel): Removed.
1720 (Output_data_got::add_global_tls_with_rela): Removed.
1721 (Output_data_got::add_local_tls): Removed.
1722 (Output_data_got::add_local_tls_with_rel): Removed.
1723 (Output_data_got::add_local_tls_with_rela): Removed.
1724 * resolve.cc (Symbol::override_base_with_special): Removed
1725 reference to has_got_offset_ field.
1726 * symtab.cc (Symbol::init_fields): Replaced initialization
1727 of got_offset_ with got_offsets_. Removed initialization
1728 of has_got_offset_
53fcba31 1729 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 1730 (Symbol::got_offset): Likewise.
1731 (Symbol::set_got_offset): Likewise.
1732 (Symbol::has_tls_got_offset): Removed.
1733 (Symbol::tls_got_offset): Removed.
1734 (Symbol::set_tls_got_offset): Removed.
1735 (Symbol::got_offset_): Removed.
1736 (Symbol::tls_mod_got_offset_): Removed.
1737 (Symbol::tls_pair_got_offset_): Removed.
1738 (Symbol::got_offsets_): New field.
1739 (Symbol::has_got_offset): Removed.
1740 (Symbol::has_tls_mod_got_offset): Removed.
1741 (Symbol::has_tls_pair_got_offset): Removed.
1742 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
1743 (Target_x86_64::Scan::local): Updated callers of Output_data_got
1744 member functions.
1745 (Target_x86_64::Scan::global): Likewise.
1746 (Target_x86_64::Relocate::relocate): Likewise.
1747 (Target_x86_64::Relocate::relocate_tls): Likewise.
1748
bd52eafb
BE		 17492008-03-25 Ben Elliston <bje@au.ibm.com>
1750
1751 * yyscript.y: Fix spelling error in comment.
1752
8b105e34
ILT		 17532008-03-24 Ian Lance Taylor <iant@google.com>
1754
8ed814a9
ILT		 1755 * options.h (class General_options): Define build_id option.
1756 * layout.h (class Layout): Declare write_build_id, create_note,
1757 create_build_id. Add build_id_note_ member.
1758 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
1759 "libiberty.h", "md5.h", "sha1.h".
1760 (Layout::Layout): Initialize eh_frame_data_,
1761 eh_frame_hdr_section_, and build_id_note_.
1762 (Layout::finalize): Call create_build_id.
1763 (Layout::create_note): New function, broken out of
1764 Layout::create_gold_note.
1765 (Layout::create_gold_note): Call create_note.
1766 (Layout::create_build_id): New function.
1767 (Layout::write_build_id): New function.
1768 (Close_task_runner::run): Call write_build_id.
1769
8b105e34
ILT		 1770 * x86_64.cc: Correct license to GPLv3.
1771
086a1841
ILT		 17722008-03-23 Ian Lance Taylor <iant@google.com>
1773
1774 * options.cc: Include "demangle.h".
1775 (parse_optional_string): New function.
1776 (parse_long_option): Handle takes_optional_argument.
1777 (parse_short_option): Update dash_z initializer. Handle
1778 takes_optional_argument.
1779 (General_options::General_options): Initialize do_demangle_.
1780 (General_options::finalize): Set do_demangle_. Handle demangling
1781 style.
1782 * options.h (parse_optional_string): Declare.
1783 (struct One_option): Add optional_arg field. Update constructor.
1784 Update call constructor calls. Add takes_optional_argument
1785 function.
1786 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
1787 (DEFINE_optional_string): Define.
1788 (General_options::demangle): Change from DEFINE_bool to
1789 DEFINE_optional_string.
1790 (General_options::no_demangle): New function.
1791 (General_options::do_demangle): New function.
1792 (General_options::set_do_demangle): New function.
1793 (General_options::execstack_status_): Move definition to end of
1794 class definition.
1795 (General_options::static_): Likewise.
1796 (General_options::do_demangle_): New field.
1797 * object.cc (big_endian>::get_symbol_location_info): Call
1798 Options::do_demangle, not Options::demangle.
1799 * symtab.cc (demangle): Likewise.
1800
cbb93e63
ILT		 18012008-03-22 Ian Lance Taylor <iant@google.com>
1802
1803 * gold.h: Include <cstddef> and <sys/types.h>
1804 * options.h: Include <cstring>.
1805
ec531623
ILT		 18062008-03-21 Ian Lance Taylor <iant@google.com>
1807
1808 * Added source code to GNU binutils.
1809
GDB Binutils - Deliverables
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