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[deliverable/binutils-gdb.git] / gold / ChangeLog
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ef9beddf
ILT		 12008-07-10 Ian Lance Taylor <iant@google.com>
2
3 Handle output sections with more than 0x7fffffff bytes.
4 * object.h (class Relobj): Change map_to_output_ to
5 output_sections_, and just keep a section pointer. Change all
6 uses. Move comdat group support to Sized_relobj.
7 (Relobj::is_section_specially_mapped): Remove.
8 (Relobj::output_section): Remove poff parameter. Change all
9 callers.
10 (Relobj::output_section_offset): New function.
11 (Relobj::set_section_offset): Rewrite.
12 (Relobj::map_to_output): Remove.
13 (Relobj::output_sections): New function.
14 (Relobj::do_output_section_offset): New pure virtual function.
15 (Relobj::do_set_section_offset): Likewise.
16 (class Sized_relobj): Add section_offsets_ field. Add comdat
17 group support from Relobj. Update declarations.
18 (Sized_relobj::get_output_section_offset): New function.
19 (Sized_relobj::do_output_section_offset): New function.
20 (Sized_relobj::do_set_section_offset): New function.
21 * object.cc (Relobj::output_section_address): Remove.
22 (Sized_relobj::Sized_relobj): Initialize new fields.
23 (Sized_relobj::include_section_group): Cast find_kept_object to
24 Sized_relobj.
25 (Sized_relobj::include_linkonce_section): Likewise.
26 (Sized_relobj::do_layout): Use separate arrays for output section
27 and output offset.
28 (Sized_relobj::do_count_local_symbols): Change map_to_output to
29 output_sections.
30 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
31 output_sections and section_offsets.
32 (Sized_relobj::write_local_symbols): Likewise.
33 (map_to_kept_section): Compute output address directly.
34 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
35 output_sections and section_offsets.
36 (Sized_relobj::write_sections): Likewise.
37 (Sized_relobj::relocate_sections): Likewise.
38 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
39 * output.h (class Output_reloc): Update declarations. Change
40 u2_.relobj to Sized_relobj*.
41 (class Output_data_reloc): Change add functions to use
42 Sized_relobj*.
43 * output.cc (Output_reloc::Output_reloc): Change relobj to
44 Sized_relobj*.
45 (Output_reloc::local_section_offset): Change return type to
46 Elf_Addr. Use get_output_section_offset.
47 (Output_reloc::get_address): Likewise.
48 (Output_section::is_input_address_mapped): Don't call
49 is_section_specially_mapped.
50 (Output_section::output_offset): Likewise.
51 (Output_section::output_address): Likewise.
52 (Output_section::starting_output_address): Likewise.
53 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
54 parameter to Sized_relobj*.
55 (Copy_relocs::need_copy_reloc): Likewise.
56 (Copy_relocs::save): Likewise.
57 * copy-relocs.h (class Copy_relocs): Update declarations.
58 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
59 Sized_relobj*. Change relobj_ field to Sized_relobj*.
60 * target-reloc.h (relocate_for_relocatable): Change
61 offset_in_output_section type to Elf_Addr. Change code that uses
62 it as well.
63 * layout.cc (Layout::layout): Always set *off.
64 * mapfile.cc (Mapfile::print_input_section): Use
65 output_section_offset.
66 * i386.cc (Target_i386::copy_reloc): Change object parameter to
67 Sized_relobj*.
68 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
69 * sparc.cc (Target_sparc::copy_reloc): Likewise.
70 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
71
5cb66f97
ILT		 722008-07-03 Ian Lance Taylor <iant@google.com>
73
74 * layout.cc (Layout::include_section): Do not discard unrecognized
75 SHT_STRTAB sections.
76
afe47622
CS		 772008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
78
79 * script.cc (Lex::can_continue_name): Make '?' allowable in
80 version-script names.
81 * testsuite/version_script.map: Change glob pattern to use '?'
82
5adf9721
ILT		 832008-06-30 Manish Singh <yosh@gimp.org>
84
85 PR 6585
86 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
87 Correct typo.
88
e6fde208
ILT		 892008-06-30 Ian Lance Taylor <iant@google.com>
90
91 PR 6660
92 PR 6682
93 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
94 versions]: Don't try to read the value in the contents, since we
95 don't use it. Use the template endianness when writing.
96
3f2e6a2d
CC		 972008-06-25 Cary Coutant <ccoutant@google.com>
98
99 * fileread.cc (File_read::make_view): Assert on zero-length view.
100 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
101 symbol table when there are no symbols to read.
102
c43d3a48
CS		 1032008-06-23 Craig Silverstein <csilvers@google.com>
104
105 * version.cc (version_string): Bump to 1.7
106
5f494ea0
CS		 1072008-06-18 Craig Silverstein <csilvers@google.com>
108
109 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
110 constant 0xFFFF to type Valtype.
111 (Powerpc_relocate_functions::rel16_ha): Likewise.
112
c42e122e
ILT		 1132008-06-17 Ian Lance Taylor <iant@google.com>
114
f34787f8
ILT		 115 * output.h (Output_section::Input_section): Initialize p2align_ to
116 zero for Output_section_data constructors.
117 (Output_section::Input_section::addralign): If not an input
118 section, return the alignment of the Output_section_data.
119 * testsuite/copy_test.cc: New file.
120 * testsuite/copy_test_1.cc: New file.
121 * testsuite/copy_test_2.cc: New file.
122 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
123 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
124 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
125 (copy_test_1_pic.o, copy_test_1.so): New targets.
126 (copy_test_2_pic.o, copy_test_2.so): New targets.
127 * testsuite/Makefile.in: Rebuild.
128
c42e122e
ILT		 129 * script-sections.cc (Script_sections::place_orphan): Initialize
130 local variable exact.
131
ce3ac18a
DE		 1322008-06-13 David Edelsohn <edelsohn@gnu.org>
133
134 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
135
42cacb20
DE		 1362008-06-12 David Edelsohn <edelsohn@gnu.org>
137 David S. Miller <davem@davemloft.net>
138
139 * powerpc.cc: New file.
140 * Makefile.am (TARGETSOURCES): Add powerpc.cc
141 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
142 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
143 * Makefile.in: Rebuild.
144
7b308235
ILT		 1452008-06-09 Ian Lance Taylor <iant@google.com>
146
147 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
148 <exception>.
149 (throwing, orig_terminate): New static variables.
150 (terminate_handler): New static function.
151 (t2): Set terminate handler.
152
f0b886e3
ILT		 1532008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
154
155 PR 6584
156 * binary.cc (Binary_to_elf::sized_convert): Fix .data
157 alignment.
158
3e90f135
CC		 1592008-05-30 Cary Coutant <ccoutant@google.com>
160
161 * archive.cc (Archive::include_all_members) Correct to step
162 over symbol table and extended name table in thin archives.
163
e09ad04a
ILT		 1642008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
165
166 PR 6407
167 * target-reloc.h (relocate_for_relocatable): Fix new_offset
168 calculation.
169
62b01cb5
ILT		 1702008-05-28 Caleb Howe <cshowe@google.com>
171
172 * reduced_debug_output.cc: New file.
173 * reduced_debug_output.h: New file.
174 * options.h (class General_optoins): Add --strip-debug-non-line.
175 * options.cc (General_options::finalize): Add strip_debug_non_line
176 to the strip heirarchy.
177 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
178 fields.
179 * layout.cc: Include "reduced_debug_output.h".
180 (Layout::Layout): Initialize new fields.
181 (line_only_debug_sections): New static array.
182 (is_lines_only_debug_sections): New static inline function.
183 (Layout::include_section): Handle --strip-debug-non-line.
184 (Layout::make_output_section): If --strip-debug-non-line, build
185 new output sections for .debug_abbrev and .debug_info.
186 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
187 gold. Warn about possible overflow.
188 (read_signed_LEB_128): Likewise.
189 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
190 (read_signed_LEB_128): Declare.
191 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
192 (HFILES): Add reduced_debug_output.h.
193 * Makefile.in: Rebuild.
194
7d9e3d98
ILT		 1952008-05-21 Ian Lance Taylor <iant@google.com>
196
197 * mapfile.cc: New file.
198 * mapfile.h: New file.
199 * options.h (class General_options): Add -M/--print-map and -Map.
200 * options.cc (General_options::finalize): Make -M equivalent to
201 -Map -.
202 * main.cc: Include <cstdio> and "mapfile.h".
203 (main): Open mapfile if requested.
204 * gold.cc (class Middle_runner): Add mapfile_ field. Update
205 constructor. Change caller.
206 (queue_initial_tasks): Add mapfile parameter. Change caller.
207 (queue_middle_tasks): Likewise.
208 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
209 declarations.
210 * archive.cc: Include "mapfile.h".
211 (Archive::add_symbols): Add mapfile parameter. Change all
212 callers. Pass mapfile, symbol, and reason to include_member.
213 (Archive::include_all_members): Add mapfile parameter. Change all
214 callers.
215 (Archive::include_member): Add mapfile, sym, and why parameters.
216 Change all callers. Report inclusion to map file.
217 * archive.h: Include "fileread.h".
218 (class Archive): Update declarations.
219 (Archive::file): New const method.
220 (class Add_archive_symbols): Add mapfile_ field. Update
221 constructor. Change all callers.
222 * readsyms.h (class Read_symbols): Likewise.
223 (class Finish_group): Likewise.
224 (class Read_script): Likewise.
225 * common.cc: Include "mapfile.h".
226 (Symbol_table::allocate_commons): Add mapfile parameter. Change
227 all callers.
228 (Symbol_table::do_allocate_commons): Likewise.
229 (Symbol_table::do_allocate_commons_list): Likewise. Report common
230 symbol allocation to mapfile.
231 * common.h (class Allocate_commons_task): Add mapfile_ field.
232 Update constructor. Change all callers.
233 * symtab.h (class Symbol_table): Update declarations.
234 * layout.cc: Include "mapfile.h".
235 (Layout_task_runner::run): Print information to mapfile.
236 (Layout::create_gold_note): Change Output_data_fixed_space to
237 Output_data_zero_fill.
238 (Layout::create_build_id): Likewise.
239 (Layout::print_to_mapfile): New function.
240 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
241 constructor. Change caller.
242 (class Layout): Declare print_to_mapfile.
243 * output.cc (Output_section::Input_section::print_to_mapfile): New
244 function.
245 (Output_section::add_input_section): If producing a map, always
246 add to input_sections_ list.
247 (Output_section::do_print_to_mapfile): New function.
248 (Output_segment::print_sections_to_mapfile): New function.
249 (Output_segment::print_section_list_to_mapfile): New function.
250 * output.h: Include "mapfile.h".
251 (Output_data::print_to_mapfile): New function.
252 (Output_data::do_print_to_mapfile): New virtual function.
253 (Output_segment_headers::do_print_to_mapfile): New function.
254 (Output_file_header::do_print_to_mapfile): New function.
255 (Output_data_const::do_print_to_mapfile): New function.
256 (class Output_data_const_buffer): Add map_name_ field. Update
257 constructor. Change all callers. Add do_print_to_mapfile
258 function.
259 (class Output_data_fixed_space): Likewise.
260 (class Output_data_space): Likewise.
261 (class Output_data_zero_fill): New class.
262 (Output_data_strtab::do_print_to_mapfile): New function.
263 (Output_data_reloc_base::do_print_to_mapfile): New function.
264 (Output_relocatable_relocs::do_print_to_mapfile): New function.
265 (Output_data_group::do_print_to_mapfile): New function.
266 (Output_data_got::do_print_to_mapfile): New function.
267 (Output_data_dynamic::do_print_to_mapfile): New function.
268 (Output_symtab_xindex::do_print_to_mapfile): New function.
269 (class Output_section): Declare do_print_to_mapflie. Declare
270 print_to_mapfile in Input_section.
271 (class Output_segment): Declare new functions.
272 * object.h (Sized_relobj::symbol_count): New function.
273 * script-sections.cc
274 (Output_section_element_dot_assignment::set_section_addresses):
275 Change Output_data_fixed_space to Output_data_zero_fill.
276 (Output_data_expression::do_print_to_mapfile): New function.
277 * script.cc (read_input_script): Add mapfile parameter. Change
278 all callers.
279 * script.h (read_input_script): Update declaration.
280 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
281 (Eh_frame::do_print_to_mapfile): New function.
282 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
283 (Output_merge_string::do_print_to_mapfile): New function.
284 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
285 function.
286 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
287 function.
288 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
289 function.
290 * Makefile.am (CCFILES): Add mapfile.cc.
291 (HFILES): Add mapfile.h.
292 * Makefile.in: Rebuild.
293
9f1d377b
ILT		 2942008-05-19 Ian Lance Taylor <iant@google.com>
295
296 * options.h (class General_options): Add -z relro.
297 * layout.cc (Layout::Layout): Initialize relro_segment_.
298 (Layout::add_output_section_data): Return the output section.
299 (Layout::make_output_section): Rcognize relro sections and mark
300 them appropriately.
301 (Layout::attach_allocated_section_to_segment): Put relro sections
302 in a PT_GNU_RELRO segment.
303 (Layout::create_initial_dynamic_sections): Mark the .dynamic
304 section as relro.
305 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
306 PT_TLS segments.
307 (Layout::linkonce_mapping): Map d.rel.ro.local to
308 .data.rel.ro.local.
309 (Layout::output_section_name): Us .data.rel.ro.local for any
310 section which begins with that.
311 * layout.h (class Layout): Update add_output_section_data
312 declaration. Add relro_segment_ field.
313 * output.cc (Output_section::Output_section): Initialize is_relro_
314 and is_relro_local_ fields.
315 (Output_segment::add_output_section): Group relro sections.
316 (Output_segment::is_first_section_relro): New function.
317 (Output_segment::maximum_alignment): If there is a relro section,
318 align the segment to the common page size.
319 (Output_segment::set_section_addresses): Track whether we are
320 looking at relro sections. If the last section is a relro
321 section, align to the common page size.
322 (Output_segment::set_section_list_addresses): Add in_relro
323 parameter. Change all callers. Align to the page size when
324 moving from relro to non-relro section.
325 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
326 segment.
327 * output.h (class Output_section): Add is_relro_ and
328 is_relro_local_ fields.
329 (Output_section::is_relro): New function.
330 (Output_section::set_is_relro): New function.
331 (Output_section::is_relro_local): New function.
332 (Output_section::set_is_relro_local): New function.
333 (class Output_segment): Update declarations.
334 * i386.cc (Target_i386::got_section): Mark .got section as relro.
335 * sparc.cc (Target_sparc::got_section): Likewise.
336 * x86_64.cc (Target_x86_64::got_section): Likewise.
337 * testsuite/relro_test_main.cc: New file.
338 * testsuite/relro_test.cc: New file.
339 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
340 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
341 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
342 (relro_test.so, relro_test_pic.o): New targets.
343 * testsuite/Makefile.in: Rebuild.
344
a984ee1d
ILT		 3452008-05-16 Ian Lance Taylor <iant@google.com>
346
01676dcd
ILT		 347 * output.cc (Output_segment::add_output_section): Remove front
348 parameter.
349 * output.h (class Output_segment): Remove
350 add_initial_output_section and overloaded add_output_section.
351 Update declaration of remaining add_output_section.
352 * layout.cc (Layout::create_interp): Call add_output_section
353 rather than add_initial_output_section.
354 (Layout::finish_dynamic_section): Likewise.
355
497897f9
ILT		 356 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
357 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
358 know the dynamic type.
359 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
360 field. Initialize it in constructor.
361 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
362 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
363 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
364 reloc.
365
a984ee1d
ILT		 366 * output.cc (Output_reloc::get_address): Change return type to
367 Elf_Addr.
368 * output.h (class Output_reloc): Update get_address declaration.
369 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
370 for section addresses.
371
55ba0940
ILT		 3722008-05-09 Ian Lance Taylor <iant@google.com>
373
374 PR 6493
375 * gold.cc (gold_nomem): Use return value of write.
376
75517b77
ILT		 3772008-05-08 Ian Lance Taylor <iant@google.com>
378
379 * symtab.c (Symbol::init_base_output_data): Add version
380 parameter. Change all callers.
381 (Symbol::init_base_output_segment): Likewise.
382 (Symbol::init_base_constant): Likewise.
383 (Symbol::init_base_undefined): Likewise.
384 (Sized_symbol::init_output_data): Likewise.
385 (Sized_symbol::init_output_segment): Likewise.
386 (Sized_symbol::init_constant): Likewise.
387 (Sized_symbol::init_undefined): Likewise.
388 (Symbol_table::do_define_in_output_data): If the new symbol has a
389 version, mark it as the default.
390 (Symbol_table::do_define_in_output_segment): Likewise.
391 (Symbol_table::do_define_as_constant): Likewise.
392 * symtab.h (class Symbol): Update declarations.
393 (class Sized_symbol): Likewise.
394 * resolve.cc (Symbol::override_version): New function.
c42e122e 395 (Symbol::override_base): Call override_version.
75517b77
ILT		 396 (Symbol::override_base_with_special): Likewise.
397 * testsuite/ver_script_8.script: New file.
398 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
399 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
400 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
401 (ver_test_8_1.so, ver_test_8_2.so): New targets.
402
f1f70eae
ILT		 4032008-05-06 Ian Lance Taylor <iant@google.com>
404
f3e9c5c5
ILT		 405 PR 6049
406 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
407 functions.
408 (class General_options): Remove existing --undefined, and add
409 --no-undefined instead. Add new --undefined as synonym for -u.
410 * archive.cc (Archive::add_symbols): Check whether symbol was
411 named with -u.
412 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
413 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
414 all uses. Add IS_UNDEFINED. Update declarations to split
415 different versions of init_base. Declare init_base_undefined.
416 (Symbol::is_defined): Handle IS_UNDEFINED.
417 (Symbol::is_undefined): Likewise.
418 (Symbol::is_weak_undefined): Call is_undefined.
419 (Symbol::is_absolute): Handle IS_CONSTANT.
420 (class Sized_symbol): Update declarations to split different
421 versions of init. Declare init_undefined.
422 (class Symbol_table): Declare new functions.
423 * symtab.cc (Symbol::init_base_object): Rename from init_base.
424 Change all callers.
425 (Symbol::init_base_output_data): Likewise.
426 (Symbol::init_base_output_segment): Likewise.
427 (Symbol::init_base_constant): Likewise.
428 (Symbol::init_base_undefined): New function.
429 (Sized_symbol::init_object): Rename from init. Change all
430 callers.
431 (Sized_symbol::init_output_data): Likewise.
432 (Sized_symbol::init_output_segment): Likewise.
433 (Sized_symbol::init_constant): Likewise.
434 (Sized_symbol::init_undefined): New function.
435 (Symbol_table::add_undefined_symbols_from_command_line): New
436 function.
437 (Symbol_table::do_add_undefined_symbols_from_command_line): New
438 function.
439 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
440 (Symbol::output_section): Likewise.
441 (Symbol::set_output_section): Likewise.
442 (Symbol_table::sized_finalize_symbol): Likewise.
443 (Symbol_table::sized_write_globals): Likewise.
444 * resolve.cc (Symbol_table::should_override): Likewise.
445 (Symbol::override_base_with_special): Likewise.
446
8bdcdf2c
ILT		 447 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
448 symbol, change it to have default visibility.
449 * testsuite/protected_1.cc: New file.
450 * testsuite/protected_2.cc: New file.
451 * testsuite/protected_3.cc: New file.
452 * testsuite/protected_main_1.cc: New file.
453 * testsuite/protected_main_2.cc: New file.
454 * testsuite/protected_main_3.cc: New file.
455 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
456 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
457 (protected_1_LDFLAGS, protected_1_LDADD): Define.
458 (protected_1.so): New target.
459 (protected_1_pic.o, protected_2_pic.o): New targets.
460 (protected_3_pic.o): New target.
461 (check_PROGRAMS): Add protected_2.
462 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
463 (protected_2_LDFLAGS, protected_2_LDADD): Define.
464 * testsuite/Makefile.in: Rebuild.
465
2b706932
ILT		 466 * options.h (DEFINE_var): Add set_user_set_##varname__.
467 (DEFINE_bool_alias): New macro.
468 (class General_options): Define -Bstatic using DEFINE_bool_alias
469 rather than DEFINE_special. Add --undefined as an alias for -z
470 defs.
471 * options.cc (General_options::parse_Bstatic): Remove.
472
d82a5bcc
ILT		 473 * options.h (class General_options): Add --fatal-warnings.
474 * main.cc (main): Implement --fatal-warnings.
475 * errors.h (Errors::warning_count): New function.
476
f1f70eae
ILT		 477 * options.h (class General_options): Add -Bsymbolic-functions.
478 * symtab.h (Symbol::is_preemptible): Check for
479 -Bsymbolic-functions.
480
8825ac63
ILT		 4812008-05-05 Ian Lance Taylor <iant@google.com>
482
d98bc257
ILT		 483 * options.h (DEFINE_bool): For DASH_Z, create the negative option
484 as noVARNAME rather than no-VARNAME.
485 (class General_options): Add option -z combreloc.
486 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
487 get_address.
488 (Output_reloc::sort_before) [SHT_REL]: New function.
489 (Output_reloc::sort_before) [SHT_RELA]: New function.
490 (class Output_data_reloc_base): Add sort_relocs_ field. Define
491 Sort_relocs_comparison.
492 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
493 parameter. Change all callers.
494 (Output_data_reloc::Output_data_reloc) [both versions]: Add
495 sort_relocs parameter. Change all callers.
496 * output.cc (Output_reloc::get_address): New function, broken out
497 of write_rel.
498 (Output_reloc::write_rel): Call it.
499 (Output_reloc::compare): New function.
500 (Output_data_reloc_base::do_write): Optionally sort relocs.
501
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ILT		 502 * configure.ac: If targ_extra_obj is set, link it in.
503 * configure.tgt: Initialize all variables.
504 (x86_64*): Set targ_extra_obj and targ_extra_size.
505 * configure: Rebuild.
506
8825ac63
ILT		 507 * object.cc (Sized_relobj::include_section_group): Adjust section
508 indexes read from group data. Build vector to pass to
509 layout_group.
510 * layout.cc (Layout::layout_group): Add flags and shndxes
511 parameters. Remove contents parameter. Change caller. Update
512 explicit instantiations.
513 * layout.h (class Layout): Update layout_group declaration.
514 * output.cc (Output_data_group::Output_data_group): Add flags and
515 input_shndxes parameters. Remove contents parameter. Change
516 caller.
517 (Output_data_group::do_write): Change input_sections_ to
518 input_shndxes_.
519 * output.h (class Output_data_group): Update constructor
520 declaration. Rename input_sections_ to input_shndxes_.
521 * testsuite/many_sections_test.cc: Add template.
522
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524
4418b2d5
CC		 525 * target-reloc.h (relocate_section): Fix dead-pointer bug.
526
e94cf127
CC		 527 * layout.cc (Layout::include_section): Refactored check for debug
528 info section.
529 (Layout::add_comdat): Add new parameters. Change type
530 of signature parameter. Add object and shndx to signatures table.
531 (Layout::find_kept_object): New function.
532 * layout.h: Include <cstring>.
533 (Layout::is_debug_info_section): New function.
534 (Layout::add_comdat): Add new parameters.
535 (Layout::find_kept_object): New function.
536 (Layout::Kept_section): New struct.
537 (Layout::Signatures): Change type of map range.
538 * object.cc (Relobj::output_section_address): New function.
539 (Sized_relobj::include_section_group): Add new parameters. Change
540 calls to Layout::add_comdat. Change to build table of kept comdat
541 groups and table mapping discarded sections to kept sections.
542 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
543 (Sized_relobj::do_layout): Change calls to include_section_group and
544 include_linkonce_section.
545 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
546 value to zero when section is discarded.
547 (Sized_relobj::map_to_kept_section): New function.
548 * object.h (Relobj::output_section_address): New function.
549 (Relobj::Comdat_group): New type.
550 (Relobj::find_comdat_group): New function.
551 (Relobj::Comdat_group_table): New type.
552 (Relobj::Kept_comdat_section): New type.
553 (Relobj::Kept_comdat_section_table): New type.
554 (Relobj::add_comdat_group): New function.
555 (Relobj::set_kept_comdat_section): New function.
556 (Relobj::get_kept_comdat_section): New function.
557 (Relobj::comdat_groups_): New field.
558 (Relobj::kept_comdat_sections_): New field.
559 (Symbol_value::input_value): Update comment.
560 (Sized_relobj::map_to_kept_section) New function.
561 (Sized_relobj::include_linkonce_section): Add new parameter.
562 * target-reloc.h (Comdat_behavior): New type.
563 (get_comdat_behavior): New function.
564 (relocate_section): Add code to map a discarded section to the
565 corresponding kept section when applying a relocation.
566
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CS		 5672008-04-30 Craig Silverstein <csilvers@google.com>
568
569 * dwarf_reader.cc (next_generation_count): New static var.
570 (Addr2line_cache_entry): New struct.
571 (addr2line_cache): New static var.
572 (Dwarf_line_info::one_addr2line): Added caching.
573 (Dwarf_line_info::clear_addr2line_cache): New function.
574 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
575 cache-size parameter.
576 (Dwarf_line_info::one_addr2line_cache): New function.
577 * symtab.cc (Symbol_table::detect_odr_violations): Pass
578 new cache-size argument to one_addr2line(), and clear cache.
579
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CC		 5802008-04-28 Cary Coutant <ccoutant@google.com>
581
582 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
583 R_386_PC8 relocations.
584
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ILT		 5852008-04-23 Ian Lance Taylor <iant@google.com>
586
55438702
ILT		 587 * object.cc (Sized_relobj::include_section_group): Check for
588 invalid section group.
589
c165fb93
ILT		 590 * object.cc (make_elf_object): Correct test for 64-bit ELF file
591 header size.
592
7ef73768
ILT		 593 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
594 than read for file header.
595 * archive.cc (Archive::include_member): Likewise.
596
6194aaab
L		 5972008-04-23 Paolo Bonzini <bonzini@gnu.org>
598
599 * aclocal.m4: Regenerate.
600 * configure: Regenerate.
601
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ILT		 6022008-04-19 Ian Lance Taylor <iant@google.com>
603
5ea2bac6
ILT		 604 * version.cc (version_string): Bump to 1.6.
605
7bc3e21a
ILT		 606 * testsuite/Makefile.am (many_sections_r_test): New target.
607 (many_sections_r_test_SOURCES): Remove.
608 (many_sections_r_test_DEPENDENCIES): Remove.
609 (many_sections_r_test_LDFLAGS): Remove.
610 (many_sections_r_test_LDADD): Remove.
611
7fcd3aa9
ILT		 612 * object.cc (Sized_relobj::do_add_symbols): Always pass
613 local_symbol_count_ to add_from_relobj.
614
4c94d6ae
ILT		 615 * testsuite/Makefile.am (many_sections_check.h): Only check one in
616 every thousand variables.
617 * testsuite/Makefile.in: Rebuild.
618
d491d34e
ILT		 619 * object.cc (Xindex::initialize_symtab_xindex): New function.
620 (Xindex::read_symtab_xindex): New function.
621 (Xindex::sym_xindex_to_shndx): New function.
622 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
623 available.
624 (Sized_relobj::do_initialize_xindex): New function.
625 (Sized_relobj::do_read_symbols): Adjust section links.
626 (Sized_relobj::symbol_section_and_value): Add is_ordinary
627 parameter. Change all callers.
628 (Sized_relobj::include_section_group): Adjust section links and
629 symbol section indexes.
630 (Sized_relobj::do_layout): Adjust section links.
631 (Sized_relobj::do_count_local_symbols): Adjust section links and
632 symbol section indexes.
633 (Sized_relobj::do_finalize_local_symbols): Distinguish between
634 ordinary and special symbols.
635 (Sized_relobj::write_local_symbols): Add symtab_xindex and
636 dynsym_xindex parameters. Change all callers. Adjust section
637 links. Use SHN_XINDEX when needed.
638 (Sized_relobj::get_symbol_location_info): Adjust section links.
639 Don't get fooled by special symbols.
640 * object.h (class Xindex): Define.
641 (class Object): Add xindex_ parameter. Declare virtual functoin
642 do_initialize_xindex.
643 (Object::adjust_sym_shndx): New function.
644 (Object::set_xindex): New protected function.
645 (class Symbol_value): Add is_ordinary_shndx_ field.
646 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
647 (Symbol_value::value): Assert ordinary section.
648 (Symbol_value::initialize_input_to_output_map): Likewise.
649 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
650 Change all callers.
651 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
652 all callers.
653 (class Sized_relobj): Update declarations.
654 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
655 parameter. Change all callers.
656 (Sized_relobj::adjust_shndx): New function.
657 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
658 field.
659 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
660 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
661 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
662 (Sized_dynobj::read_dynsym_section): Adjust section links.
663 (Sized_dynobj::read_dynamic): Likewise.
664 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
665 section links.
666 (Sized_dynobj::do_initialize_xindex): New function.
667 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
668 do_initialize_xindex.
669 (Sized_dynobj::adjust_shndx): New function.
670 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
671 dynsym_xindex_ fields.
672 (Layout::finalize): Add a call to set_section_indexes before
673 creating the symtab sections.
674 (Layout::set_section_indexes): Don't do anything if the section
675 already has a section index.
676 (Layout::create_symtab_sections): Add shnum parameter. Change
677 caller. Create .symtab_shndx section if needed.
678 (Layout::create_shdrs): Add shstrtab_section parameter. Change
679 caller.
680 (Layout::allocated_output_section_count): New function.
681 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
682 needed.
683 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
684 fields. Update declarations.
685 (Layout::symtab_xindex): New function.
686 (Layout::dynsym_xindex): New function.
687 (class Write_symbols_task): Add layout_ field.
688 (Write_symbols_task::Write_symbols_task): Add layout parameter.
689 Change caller.
690 * output.cc (Output_section_headers::Output_section_headers): Add
691 shstrtab_section parameter. Change all callers.
692 (Output_section_headers::do_sized_write): Store overflow values
693 for section count and section string table section index in
694 section header zero.
695 (Output_file_header::do_sized_write): Check for overflow of
696 section count and section string table section index.
697 (Output_symtab_xindex::do_write): New function.
698 (Output_symtab_xindex::endian_do_write): New function.
699 * output.h (class Output_section_headers): Add shstrtab_section_.
700 Update declarations.
701 (class Output_symtab_xindex): Define.
702 (Output_section::has_out_shndx): New function.
703 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
704 field.
705 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
706 Change all callers.
707 (Sized_symbol::init): Likewise.
708 (Symbol::output_section): Check for ordinary symbol.
709 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
710 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
711 callers.
712 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
713 Change all callers. Simplify handling of symbols from sections
714 not included in the link.
715 (Symbol_table::add_from_dynobj): Handle ordinary symbol
716 distinction.
717 (Weak_alias_sorter::operator()): Assert that symbols are
718 ordinary.
719 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
720 distinction.
721 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
722 parameters. Change all callers.
723 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
724 symbol distinction. Use SHN_XINDEX when needed.
725 (Symbol_table::write_section_symbol): Add symtab_xindex
726 parameter. Change all callers.
727 (Symbol_table::sized_write_section_symbol): Likewise. Use
728 SHN_XINDEX when needed.
729 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
730 declarations.
731 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
732 (Symbol::is_defined): Check is_ordinary.
733 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
734 (Symbol::is_absolute, Symbol::is_common): Likewise.
735 (class Sized_symbol): Update declarations.
736 (class Symbol_table): Update declarations.
737 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
738 parameters. Change all callers.
739 (Sized_symbol::override): Likewise.
740 (Symbol_table::override): Likewise.
741 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
742 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
743 is_ordinary, and orig_st_shndx parameters. Change all callers.
744 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
745 to be in an ordinary section.
746 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
747 object and is_ordinary parameters. Change all callers.
748 (Sized_dwarf_line_info::read_relocs): Add object parameter.
749 Change all callers. Don't add undefined or non-ordinary symbols
750 to reloc_map_.
751 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
752 Change all callers.
753 * dwarf_reader.h (class Sized_dwarf_line_info): Update
754 declarations.
755 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
756 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
757 (Sized_relobj::relocate_sections): Likewise.
758 * target-reloc.h (scan_relocs): Adjust section symbol index.
759 (scan_relocatable_relocs): Likewise.
760 * i386.cc (Scan::local): Check for ordinary symbols.
761 * sparc.cc (Scan::local): Likewise.
762 * x86_64.cc (Scan::local): Likewise.
763 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
764 to symbol_section_and_value.
765 * testsuite/many_sections_test.cc: New file.
766 * testsuite/Makefile.am (BUILT_SOURCES): Define.
767 (check_PROGRAMS): Add many_sections_test.
768 (many_sections_test_SOURCES): Define.
769 (many_sections_test_DEPENDENCIES): Define.
770 (many_sections_test_LDFLAGS): Define.
771 (BUILT_SOURCES): Add many_sections_define.h.
772 (many_sections_define.h): New target.
773 (BUILT_SOURCES): Add many_sections_check.h.
774 (many_sections_check.h): New target.
775 (check_PROGRAMS): Add many_sections_r_test.
776 (many_sections_r_test_SOURCES): Define.
777 (many_sections_r_test_DEPENDENCIES): Define.
778 (many_sections_r_test_LDFLAGS): Define.
779 (many_sections_r_test_LDADD): Define.
780 (many_sections_r_test.o): New target.
781 * testsuite/Makefile.in: Rebuild.
782
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CC		 7832008-04-17 Cary Coutant <ccoutant@google.com>
784
785 * errors.cc (Errors::info): New function.
786 (gold_info): New function.
787 * errors.h (Errors::info): New function.
788 * gold.h (gold_info): New function.
789 * object.cc (Input_objects::add_object): Print trace output.
790 * options.cc (options::parse_set): New function.
791 (General_options::parse_wrap): Deleted.
792 (General_options::General_options): Deleted initializer.
793 * options.h (options::String_set): New typedef.
794 (options::parse_set): New function.
795 (DEFINE_set): New macro.
796 (General_options::wrap): Changed to use DEFINE_set. Changed
797 callers of any_wrap_symbols and is_wrap_symbol.
798 (General_options::trace, General_options::trace_symbol):
799 New options.
800 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
801 (General_options::wrap_symbols_): Deleted.
802 * symtab.cc (Symbol_table::add_from_object): Print trace output.
803
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805
806 * options.cc (General_options::parse_V): New function.
807 * options.h: Add entries for -V and -Qy.
808
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810
811 * common.cc (Symbol_table::allocate_commons): Remove options
812 parameter. Change caller.
813 (Symbol_table::do_allocate_commons): Remove options parameter.
814 Change caller. Just call do_allocate_commons_list twice.
815 (Symbol_table::do_allocate_commons_list): New function, broken out
816 of do_allocate_commons.
817 * common.h (class Allocate_commons_task): Remove options_ field.
818 Update constructor.
819 * symtab.cc (Symbol_table::Symbol_table): Initialize
820 tls_commons_.
821 (Symbol_table::add_from_object): Put TLS common symbols on
822 tls_commons_ list.
823 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
824 which are IN_OUTPUT_DATA.
825 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
826 allocate_commons and do_allocate_commons declarations. Declare
827 do_allocate_commons_list.
828 * gold.cc (queue_middle_tasks): Update creation of
829 Allocate_commons_task to not pass options.
830 * testsuite/Makefile.am (INCLUDES): Add -I.. .
831 (TLS_TEST_C_FLAGS): New variable.
832 (tls_test_c_pic.o): New target.
833 (tls_test_shared.so): Link in tls_test_c_pic.o.
834 (tls_test_c_pic_ie.o): New target.
835 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
836 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
837 (tls_test_c.o): New target.
838 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
839 (tls_pic_test_LDADD): Likewise.
840 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
841 (tls_shared_gd_to_ie_test_LDADD): Likewise.
842 (tls_test_c_gnu2.o): New target.
843 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
844 tls_test_c_gnu2.o.
845 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
846 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
847 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
848 * testsuite/tls_test.cc: Include "config.h".
849 (t_last): Call t11_last.
850 * testsuite/tls_test.h (t11, t11_last): Declare.
851 * testsuite/tls_test_c.c: New file.
852 * testsuite/tls_test_main.cc (thread_routine): Call t11.
853 * configure.ac: Check for OpenMP support.
854 * configure, config.in, Makefile.in: Rebuild.
855 * testsuite/Makefile.in: Rebuild.
856
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858
859 * i386.cc (Target_i386::define_tls_base_symbol): New function.
860 (Target_i386::tls_base_symbol_defined_): New field.
861 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
862 (Target_i386::Scan::global): Likewise.
863 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
864 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
865 (Target_x86_64::tls_base_symbol_defined_): New field.
866 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
867 (Target_x86_64::Scan::global): Likewise.
868
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CC		 8692008-04-16 Cary Coutant <ccoutant@google.com>
870
871 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
872 (Symbol::needs_plt_entry): Allow weak undefined symbols.
873 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
874 building shared libraries.
875 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
876 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
877 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
878 * testsuite/Makefile.in: Rebuild.
879 * testsuite/weak_undef.h: New file.
880 * testsuite/weak_undef_file1.cc: Add extra test cases.
881 * testsuite/weak_undef_file2.cc: Likewise.
882 * testsuite/weak_undef_test.cc: Likewise.
883
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DM		 8842008-04-16 David S. Miller <davem@davemloft.net>
885
32b769e1
DM		 886 * sparc.cc (Target_sparc::Scan): Change from struct to class.
887 Add issued_non_pic_error_ field. Declare check_non_pic.
888 (Target_sparc::Scan::check_non_pic): New function.
889 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
890 (Target_sparc::Scan::global): Likewise.
891
11936fb1
DM		 892 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
893 * configure: Rebuild.
894
7c414435
DM		 895 * options.h (DEFINE_enable): New macro.
896 (new_dtags): New enable option.
897 (initfirst, interpose, loadfltr, nodefaultlib,
898 nodelete, nodlopen, nodump): New -z options.
899 * layout.cc (Layout:finish_dynamic_section): If new
900 dtags enabled, emit DT_RUNPATH. Also, emit a
901 DT_FLAGS_1 containing any specified -z flags.
902
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904
12c0daef
ILT		 905 * copy-relocs.cc: New file.
906 * copy-relocs.h: New file.
907 * reloc.cc: Remove Copy_relocs code.
908 * reloc.h: Likewise.
909 * reloc-types.h (struct Reloc_types) [both versions]: Add
910 get_reloc_addend_noerror.
911 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
912 variants of add_global which take an addend which must be zero.
913 * i386.cc: Include "copy-relocs.h".
914 (class Target_i386): Change type of copy_relocs_ to variable,
915 update initializer.
916 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
917 Change all callers.
918 (Target_i386::do_finalize_sections): Change handling of
919 copy_relocs_.
920 * sparc.cc: Include "copy-relocs.h".
921 (class Target_sparc): Change type of copy_relocs_ to variable,
922 update initializer.
923 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
924 Change all callers.
925 (Target_sparc::do_finalize_sections): Change handling of
926 copy_relocs_.
927 * x86_64.cc: Include "copy-relocs.h".
928 (class Target_x86_64): Change type of copy_relocs_ to variable,
929 update initializer.
930 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
931 class. Change all callers.
932 (Target_x86_64::do_finalize_sections): Change handling of
933 copy_relocs_.
934 * Makefile.am (CCFILES): Add copy-relocs.cc.
935 (HFILES): Add copy-relocs.h.
936
4f4995b6
ILT		 937 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
938
85c7bf8b
ILT		 939 * testsuite/script_test_4.sh: Permit leading zeroes.
940
4f2a9edd
ILT		 9412008-04-15 Ian Lance Taylor <iant@google.com>
942
e6188289
ILT		 943 * script-sections.cc (Script_sections::create_segments): Use
944 header_size_adjustment even when there is enough room for the
945 headers.
946 * testsuite/script_test_4.sh: New file.
947 * testsuite/script_test_4.t: New file.
948 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
949 (check_DATA): Add script_test_4.stdout.
950 (MOSTLYCLEANFILES): Likewise.
951 (script_test_4): New target.
952 (script_test_4.stdout): New target.
953 * testsuite/Makefile.in: Rebuild.
954
4f2a9edd
ILT		 955 * sparc.cc: Add definitions for Output_data_plt_sparc class
956 constants.
957
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959
960 * sparc.cc: New file.
961 * Makefile.am (TARGETSOURCES): Add sparc.cc
962 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
963 * configure.tgt: Document targ_extra_size and
964 targ_extra_big_endian. Add entries for sparc-* and
965 sparc64-*.
966 * configure.ac: Handle targ_extra_size and
967 targ_extra_big_endian.
968 * Makefile.in: Rebuild.
969 * configure: Likewise.
970 * po/POTFILES.in: Likewise.
971 * po/gold.pot: Likewise.
972
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974
975 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
976 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
977 in the name/type/flags to section mapping. Don't call
978 allocate_output_section.
979 (Layout::choose_output_section): Change parameter from adjust_name
980 to is_input_section. Don't permit input sections after sections
981 are attached to segments. Don't call allocate_output_section.
982 (Layout::layout_eh_frame): Call update_flags_for_input_section,
983 not write_enable_output_section.
984 (Layout::make_output_section): Don't push to
985 unattached_section_list_ nor call attach_to_segment. Call
986 attach_section_to_segment if sections are attached.
987 (Layout::attach_sections_to_segments): New function.
988 (Layout::attach_section_to_segment): New function.
989 (Layout::attach_allocated_section_to_segment): Rename from
990 attach_to_segment. Remove flags parameter.
991 (Layout::allocate_output_section): Remove function.
992 (Layout::write_enable_output_section): Remove function.
993 * layout.h (class Layout): Update for above changes. Add new
994 field sections_are_attached_.
995 * output.h (Output_section::update_flags_for_input_section): New
996 function.
997 * output.cc (Output_section::add_input_section): Call
998 update_flags_for_input_section.
999 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1000
009a67a2
CC		 10012008-04-11 Cary Coutant <ccoutant@google.com>
1002
1003 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1004 thought unnecessary.
1005 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1006
759b1a24
ILT		 10072008-04-11 Ian Lance Taylor <iant@google.com>
1008
1009 * output.h (class Output_section_data): Remove inline definition
1010 of set_addralign.
1011 * output.cc (Output_section_data::set_addralign): New function.
1012
c2b45e22
CC		 10132008-04-11 Cary Coutant <ccoutant@google.com>
1014
1015 Add support for TLS descriptors for i386 and x86_64.
1016 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1017 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1018 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1019 GOT_TYPE_TLS_DESC.
1020 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1021 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1022 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1023 relocations.
1024 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1025 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1026 Fix problem with initial-exec relocations.
1027 (Target_i386::Relocate::relocate_tls): Likewise.
1028 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1029 relaxation.
1030 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1031 support for section-plus-offset dynamic table entries.
1032 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1033 (Output_data_dynamic::Dynamic_entry): Add support for
1034 section-plus-offset dynamic table entries.
1035 (Output_data_dynamic::Classification): Likewise.
1036 (Output_data_dynamic::classification_): Renamed offset_.
1037 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1038 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1039 (Target_x86_64::make_plt_section): New function.
1040 (Target_x86_64::reserve_tlsdesc_entries): New function.
1041 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1042 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1043 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1044 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1045 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1046 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1047 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1048 add extra PLT entry for TLS descriptors.
1049 (Output_data_plt_x86_64::got_): New field.
1050 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1051 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1052 fields.
1053 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1054 descriptors.
1055 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1056 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1057 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1058 R_386_TLS_DESC_CALL relocations.
1059 (Target_x86_64::Scan::global): Likewise.
1060 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1061 for TLS descriptors.
1062 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1063 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1064 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1065 GD-to-IE relaxation.
1066 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1067 and TLS_DESCRIPTORS.
1068 * Makefile.in: Rebuild.
1069 * configure: Rebuild.
1070 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1071 (tls_test_shared2.so): New target.
1072 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1073 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1074 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1075 (tls_shared_gd_to_ie_test_LDADD): New variable.
1076 (tls_shared_gnu2_gd_to_ie_test): New target.
1077 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1078 New targets.
1079 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1080 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1081 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1082 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1083 (tls_shared_gnu2_test): New target.
1084 (tls_test_gnu2_shared.so): New target.
1085 (tls_shared_gnu2_test_SOURCES): New variable.
1086 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1087 (tls_shared_gnu2_test_LDFLAGS): New variable.
1088 (tls_shared_gnu2_test_LDADD): New variable.
1089 * testsuite/Makefile.in: Rebuild.
1090 * testsuite/Makefile.
1091
83bfb6b7
ILT		 10922008-04-11 Ian Lance Taylor <iant@google.com>
1093
1094 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1095 justsyms.t.
1096 * testsuite/Makefile.in: Rebuild.
1097
1098 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1099 long.
1100 * testsuite/script_test_2.cc (main): Adjust test.
1101
706e1f5e
ILT		 11022008-04-11 David S. Miller <davem@davemloft.net>
1103 Ian Lance Taylor <iant@google.com>
1104
1105 * options.h (General_options): Add entries for '-Y' and
1106 '-relax'.
1107 * options.cc (General_options:finalize): If -Y was used, add those
1108 entries to the library path instead of the default "/lib" and
1109 "/usr/lib".
1110
7c98e6bb
DM		 11112008-04-11 David S. Miller <davem@davemloft.net>
1112
1113 * testsuite/justsyms.t: Start at 0x100.
1114 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1115 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1116 long.
1117 * testsuite/script_test_2.cc: Adjust string and section length
1118 checks.
7c98e6bb 1119
99a37bfd
ILT		 11202008-04-09 Ian Lance Taylor <iant@google.com>
1121
2cefc357
ILT		 1122 PR gold/5996
1123 * script-sections.cc (Sections_element::allocate_to_segment): Add
1124 orphan parameter.
1125 (Output_section_definition::allocate_to_segment): Likewise.
1126 (Orphan_output_section::allocate_to_segment): Likewise.
1127 (Script_sections::attach_sections_using_phdrs_clause): Don't
1128 propagate non-PT_LOAD segments to orphan sections.
1129 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1130 readelf rather than objdump.
1131 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1132 .interp section and PT_INTERP segment are the same size.
1133 * testsuite/Makefile.in: Rebuild.
1134
99a37bfd
ILT		 1135 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1136 aliases for symbols defined in the same object.
1137 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1138 (weak_alias_test_SOURCES): New variable.
1139 (weak_alias_test_DEPENDENCIES): New variable.
1140 (weak_alias_test_LDFLAGS): New variable.
1141 (weak_alias_test_LDADD): New variable.
1142 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1143 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1144 (weak_alias_test_3.o): New target.
1145 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1146 * testsuite/weak_alias_test_main.cc: New file.
1147 * testsuite/weak_alias_test_1.cc: New file.
1148 * testsuite/weak_alias_test_2.cc: New file.
1149 * testsuite/weak_alias_test_3.cc: New file.
1150
780e49c5
ILT		 11512008-04-08 Ian Lance Taylor <iant@google.com>
1152
cdb0b8f5
ILT		 1153 * options.h (class General_options): Add --noinhibit-exec option.
1154 * main.cc (main): Check --noinhibit-exec.
1155
0864d551
ILT		 1156 * options.h (class General_options): Define --wrap as a special
1157 option. Add wrap_symbols_ field.
1158 (General_options::any_wrap_symbols): New function.
1159 (General_options::is_wrap_symbol): New function.
1160 * options.cc (General_options::parse_wrap): New function.
1161 (General_options::General_options): Initialize wrap_symbols_.
1162 * symtab.cc (Symbol_table::wrap_symbol): New function.
1163 (Symbol_table::add_from_object): Handle --wrap.
1164 * symtab.h (class Symbol_table): Declare wrap_symbol.
1165 * target.h (Target::wrap_char): New function.
1166 (Target::Target_info): Add wrap_char field.
1167 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1168 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1169 * testsuite/testfile.cc (Target_test::test_target_info):
1170 Likewise.
1171
789aa6de
ILT		 1172 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1173 there is one.
1174
2c38906f
ILT		 1175 * layout.h (class Layout): Add added_eh_frame_data_ field.
1176 * layout.cc (Layout::Layout): Initialize new field.
1177 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1178 output section until we find a section we merged successfully.
1179 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1180 that the size be non-zero.
1181
780e49c5
ILT		 1182 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1183 qualifier.
1184
7fcd0256
ILT		 11852008-04-08 Craig Silverstein <csilvers@google.com>
1186
1187 * configure.ac: Export new conditional variable HAVE_ZLIB.
1188 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1189 on HAVE_ZLIB.
1190 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1191 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1192
6835af53
ILT		 11932008-04-07 Ian Lance Taylor <iant@google.com>
1194
e24f324c
ILT		 1195 * version.cc (version_string): Set to "1.5".
1196
a036edd8
ILT		 1197 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1198 Add issued_non_pic_error_ field. Declare check_non_pic.
1199 (Target_x86_64::Scan::check_non_pic): New function.
1200 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1201 (Target_x86_64::Scan::global): Likewise.
1202
624f8810
ILT		 1203 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1204 addend parameter. Change caller. Handle merge sections.
1205 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1206 Address to Addend. Don't add in the result of
1207 local_section_offset, pass down the addend and use the returned
1208 value.
1209 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1210 Update declarations of local_section_offset and symbol_value.
1211 * testsuite/two_file_test_1.cc (t18): New function.
1212 * testsuite/two_file_test_2.cc (f18): New function.
1213 * testsuite/two_file_test_main.cc (main): Call t18.
1214 * testsuite/two_file_test.h (t18, f18): Declare.
1215
6835af53
ILT		 1216 * configure.ac: Don't test for objdump, c++filt, or readelf.
1217 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1218 conditionals.
1219 (TEST_READELF): New variable.
1220 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1221 (check_PROGRAMS): Add two_file_strip_test.
1222 (two_file_strip_test): New target.
1223 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1224 (two_file_same_shared_strip_test_SOURCES): New variable.
1225 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1226 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1227 (two_file_same_shared_strip_test_LDADD): New variable.
1228 (two_file_shared_strip.so): New target.
1229 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1230 (ver_test_5.syms, ver_test_7.syms): Likewise.
1231 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1232 (strip_test_3.stdout): Use TEST_OBJDUMP.
1233 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1234
86925eef
CC		 12352008-04-04 Cary Coutant <ccoutant@google.com>
1236
1237 * symtab.h (Symbol::is_weak_undefined): New function.
1238 (Symbol::is_strong_undefined): New function.
1239 (Symbol::is_absolute): New function.
1240 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1241 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1242 absolute symbols.
1243 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1244 (weak_undef_test): New target.
1245 * testsuite/Makefile.in: Rebuild.
1246 * testsuite/weak_undef_file1.cc: New file.
1247 * testsuite/weak_undef_file2.cc: New file.
1248 * testsuite/weak_undef_test.cc: New file.
1249
126f3ece
ILT		 12502008-04-03 Craig Silverstein <csilvers@google.com>
1251
1252 * compressed_output.h (class Output_compressed_section): Use
1253 unsigned buffer.
1254 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1255 add zlib header.
1256 (zlib_compressed_suffix): Removed.
1257 (Output_compressed_section::set_final_data_size): Use unsigned
1258 buffers.
1259 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1260 Fix linker invocation.
1261 (flagstest_o_specialfile_and_compress_debug_sections):
1262 Likewise.
1263 * testsuite/Makefile.in: Regenerated.
1264
deae2a14
DM		 12652008-04-02 David S. Miller <davem@davemloft.net>
1266
1267 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1268 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1269
70752818
ILT		 12702008-04-02 Craig Silverstein <csilvers@google.com>
1271
1272 * TODO: New file.
1273
39d0cb0e
ILT		 12742008-04-02 Ian Lance Taylor <iant@google.com>
1275
1276 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1277 parameters. Update for new key type to views_. Change all
1278 callers.
1279 (File_read::read): Adjust for byteshift in returned view.
1280 (File_read::add_view): New function, broken out of
1281 find_and_make_view.
1282 (File_read::make_view): New function, broken out of
1283 find_and_make_view.
1284 (File_read::find_or_make_view): Add offset and aligned
1285 parameters. Rewrite accordingly. Change all callers.
1286 (File_read::get_view): Add offset and aligned parameters. Adjust
1287 for byteshift in return value.
1288 (File_read::get_lasting_view): Likewise.
1289 * fileread.h (class File_read): Update declarations.
1290 (class File_read::View): Add byteshift_ field. Add byteshift to
1291 constructor. Add byteshift method.
1292 * archive.h (Archive::clear_uncached_views): New function.
1293 (Archive::get_view): Add aligned parameter. Change all callers.
1294 * object.h (Object::get_view): Add aligned parameter. Change all
1295 callers.
1296 (Object::get_lasting_view): Likewise.
1297
1298 * fileread.cc (File_read::release): Don't call clear_views if
1299 there are multiple objects.
1300 * fileread.h (File_read::clear_uncached_views): New function.
1301 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1302 on the archive.
1303
a1207466
CC		 13042008-03-31 Cary Coutant <ccoutant@google.com>
1305
1306 Add thin archive support.
1307 * archive.cc (Archive::armagt): New const.
1308 (Archive::setup): Remove task parameter and calls to unlock.
1309 (Archive::unlock_nested_archives): New function.
1310 (Archive::read_header): Add nested_off parameter. Change
1311 all callers.
1312 (Archive::interpret_header): Likewise.
1313 (Archive::include_all_members): Change to handle thin
1314 archives.
1315 (Archive::include_member): Likewise.
1316 * archive.h (Archive::Archive): Add new parameters and
1317 initializers.
1318 (Archive::armagt): New const.
1319 (Archive::setup): Remove task parameter.
1320 (Archive::unlock_nested_archives): New function.
1321 (Archive::read_header): Add nested_off parameter.
1322 (Archive::interpret_header): Likewise.
1323 (Archive::Nested_archive_table): New typedef.
1324 (Archive::is_thin_archive_): New field.
1325 (Archive::nested_archives_): New field.
1326 (Archive::options_): New field.
1327 (Archive::dirpath_): New field.
1328 (Archive::task_): New field.
1329 * readsyms.cc (Read_symbols::do_read_symbols): Add check
1330 for thin archives. Pass additional parameters to
1331 Archive::Archive. Unlock the archive file after calling
1332 Archive::setup.
1333
479f6503
ILT		 13342008-03-29 Ian Lance Taylor <iant@google.com>
1335
686c8caf
ILT		 1336 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1337 version symbol to be local.
1338 * testsuite/ver_test_4.sh: New file.
1339 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1340 (check_DATA): Add ver_test_4.syms.
1341 (ver_test_4.syms): New target.
1342 * testsuite/Makefile.in: Rebuild.
1343
ab794b6b
ILT		 1344 * output.cc
1345 (Output_section::Input_section_sort_entry::has_priority): New
1346 function.
1347 (Output_section::Input_section_sort_entry::match_file_name): New
1348 function.
1349 (Output_section::Input_section_sort_entry::match_section_name):
1350 Remove.
1351 (Output_section::Input_section_sort_entry::match_section_name_prefix):
1352 Remove.
1353 (Output_section::Input_section_sort_entry::match_section_file):
1354 Remove.
1355 (Output_section::Input_section_sort_compare::operator()): Rewrite
1356 using new Input_section_sort_entry functions. Sort crtbegin and
1357 crtend first. Sort sections with no priority before sections with
1358 a priority.
1359 * testsuite/initpri1.c (d3): Check j != 4.
1360 (cd5): New constructor/destructor function.
1361 (main): Check j != 2.
1362
479f6503
ILT		 1363 * symtab.cc (Symbol_table::add_from_object): If we don't use the
1364 new symbol when resolving, don't call set_is_default.
1365 * testsuite/ver_test_7.cc: New file.
1366 * testsuite/ver_test_7.sh: New file.
1367 * testsuite/Makefile.am (ver_test_7.so): New target.
1368 (ver_test_7.o): New target.
1369 (check_SCRIPTS): Add ver_test_7.sh.
1370 (check_DATA): Add ver_test_7.syms.
1371 (ver_test_7.syms): New target.
1372
2fd32231
ILT		 13732008-03-28 Ian Lance Taylor <iant@google.com>
1374
1375 * layout.cc (Layout::layout): If we see an input section with a
1376 name that needs sorting, set the must_sort flag for the output
1377 section.
1378 (Layout::make_output_section): If the name of the output section
1379 indicates that it might require sorting, set the may_sort flag.
1380 * output.h (Output_section::may_sort_attached_input_sections): New
1381 function.
1382 (Output_section::set_may_sort_attached_input_sections): New
1383 function.
1384 (Output_section::must_sort_attached_input_sections): New
1385 function.
1386 (Output_section::set_must_sort_attached_input_sections): New
1387 function.
1388 (class Output_section): Declare Input_section_sort_entry. Define
1389 Input_section_sort_compare. Declare
1390 sort_attached_input_sections. Add new fields:
1391 may_sort_attached_input_sections_,
1392 must_sort_attached_input_sections_,
1393 attached_input_sections_are_sorted_.
1394 * output.cc (Output_section::Output_section): Initialize new
1395 fields.
1396 (Output_section::add_input_section): Add an entry to
1397 input_sections_ if may_sort or must_sort are true.
1398 (Output_section::set_final_data_size): Call
1399 sort_attached_input_sections if necessary.
1400 (Output_section::Input_section_sort_entry): Define new class.
1401 (Output_section::Input_section_sort_compare::operator()): New
1402 function.
1403 (Output_section::sort_attached_input_sections): New function.
1404 * configure.ac: Check whether the compiler supports constructor
1405 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
1406 * testsuite/initpri1.c: New file.
1407 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
1408 CONSTRUCTOR_PRIORITY.
1409 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
1410 (initpri1_LDFLAGS): New variable.
1411 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1412
18e6b24e
ILT		 14132008-03-27 Ian Lance Taylor <iant@google.com>
1414
49bdd526
ILT		 1415 * common.cc (Sort_commons::operator): Correct sorting algorithm.
1416 * testsuite/common_test_1.c: New file.
1417 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
1418 (common_test_1_SOURCES): New variable.
1419 (common_test_1_DEPENDENCIES): New variable.
1420 (common_test_1_LDFLAGS): New variable.
1421
18e6b24e
ILT		 1422 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
1423 and commons_ correctly when NAME/VERSION does not override
1424 NAME/NULL.
1425 * testsuite/ver_test_6.c: New file.
1426 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
1427 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
1428 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
1429
04bf7072
ILT		 14302008-03-26 Ian Lance Taylor <iant@google.com>
1431
5871526f
ILT		 1432 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
1433 of an undefined symbol from a version script.
1434 * testsuite/Makefile.am (ver_test_5.so): New target.
1435 (ver_test_5.o): New target.
1436 (check_SCRIPTS): Add ver_test_5.sh.
1437 (check_DATA): Add ver_test_5.syms.
1438 (ver_test_5.syms): New target.
1439 * testsuite/ver_test_5.cc: New file.
1440 * testsuite/ver_test_5.script: New file.
1441 * testsuite/ver_test_5.sh: New file.
1442 * Makefile.in, testsuite/Makefile.in: Rebuild.
1443
04bf7072
ILT		 1444 PR gold/5986
1445 Fix problems building gold with gcc 4.3.0.
1446 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
1447 (gold_error_at_location, gold_warning_at_location): Use it.
1448 * configure.ac: Check whether we can compile and use a template
1449 function with a printf attribute.
1450 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
1451 when jumping over bytes.
1452 * object.cc: Instantiate Object::read_section_data.
1453 * debug.h: Include <cstring>
1454 * dwarf_reader.cc: Include <algorithm>
1455 * main.cc: Include <cstring>.
1456 * options.cc: Include <cstring>.
1457 * output.cc: Include <cstring>.
1458 * script.cc: Include <cstring>.
1459 * script.h: Include <string>.
1460 * symtab.cc: Include <cstring> and <algorithm>.
1461 * target-select.cc: Include <cstring>.
1462 * version.cc: Include <string>.
1463 * testsuite/testmain.cc: Include <cstdlib>.
1464 * configure, config.in: Rebuild.
1465
874c5b28
ILT		 14662008-03-25 Ian Lance Taylor <iant@google.com>
1467
819d6c3a
ILT		 1468 * options.cc: Include "../bfd/bfdver.h".
1469 (options::help): Print bug reporting address.
1470
f4b2c6f5
ILT		 1471 * version.cc (print_version): Adjust output for current value of
1472 BFD_VERSION_STRING.
1473
1474 * NEWS: New file.
1475
e96caa79
ILT		 1476 * options.cc (options::help): Print list of supported targets.
1477 * target-select.h: Include <vector>.
1478 (class Target_selector): Make machine_, size_, and is_big_endian_
1479 fields const. Add bfd_name_ and instantiated_target_ fields.
1480 (Target_selector::Target_selector): Add bfd_name parameter.
1481 (Target_selector::recognize): Make non-virtual, call
1482 do_recognize.
1483 (Target_selector::recognize_by_name): Make non-virtual, call
1484 do_recognize_by_name.
1485 (Target_selector::supported_names): New function.
1486 (Target_selector::bfd_name): New function.
1487 (Target_selector::do_instantiate_target): New pure virtual
1488 function.
1489 (Target_selector::do_recognize): New virtual function.
1490 (Target_selector::do_recognize_by_name): New virtual function.
1491 (Target_selector::instantiate_target): New private function.
1492 (supported_target_names): Declare.
1493 * target-select.cc (Target_selector::Target_selector): Update for
1494 new parameter and fields.
1495 (select_target_by_name): Check that the name matches before
1496 calling recognize_by_name.
1497 (supported_target_names): New function.
1498 * i386.cc (class Target_selector_i386): Update Target_selector
1499 constructor call. Remove recognize and recognize_by_name. Add
1500 do_instantiate_target.
1501 * x86_64.cc (class Target_selector_x86_64): Likewise.
1502 * testsuite/testfile.cc (class Target_selector_test): Update for
1503 changes to Target_selector.
1504
874c5b28
ILT		 1505 * README: Rewrite, with some notes on unsupported features.
1506
0a65a3a7
CC		 15072008-03-24 Cary Coutant <ccoutant@google.com>
1508
1509 * i386.cc (Target_i386::Got_type): New enum declaration.
1510 (Target_i386::Scan::local): Updated callers of Output_data_got
1511 member functions.
1512 (Target_i386::Scan::global): Likewise.
1513 (Target_i386::Relocate::relocate): Likewise.
1514 (Target_i386::Relocate::relocate_tls): Likewise.
1515 * object.h (Got_offset_list): New class.
1516 (Sized_relobj::local_has_got_offset): Added got_type parameter.
1517 (Sized_relobj::local_got_offset): Likewise.
1518 (Sized_relobj::set_local_got_offset): Likewise.
1519 (Sized_relobj::local_has_tls_got_offset): Removed.
1520 (Sized_relobj::local_tls_got_offset): Removed.
1521 (Sized_relobj::set_local_tls_got_offset): Removed.
1522 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
1523 * output.cc (Output_data_got::add_global): Added got_type parameter.
1524 (Output_data_got::add_global_with_rel): Likewise.
1525 (Output_data_got::add_global_with_rela): Likewise.
1526 (Output_data_got::add_global_pair_with_rel): New function.
1527 (Output_data_got::add_global_pair_with_rela): New function.
1528 (Output_data_got::add_local): Added got_type parameter.
1529 (Output_data_got::add_local_with_rel): Likewise.
1530 (Output_data_got::add_local_with_rela): Likewise.
1531 (Output_data_got::add_local_pair_with_rel): New function.
1532 (Output_data_got::add_local_pair_with_rela): New function.
1533 (Output_data_got::add_global_tls): Removed.
1534 (Output_data_got::add_global_tls_with_rel): Removed.
1535 (Output_data_got::add_global_tls_with_rela): Removed.
1536 (Output_data_got::add_local_tls): Removed.
1537 (Output_data_got::add_local_tls_with_rel): Removed.
1538 (Output_data_got::add_local_tls_with_rela): Removed.
1539 * output.h (Output_data_got::add_global): Added got_type parameter.
1540 (Output_data_got::add_global_with_rel): Likewise.
1541 (Output_data_got::add_global_with_rela): Likewise.
1542 (Output_data_got::add_global_pair_with_rel): New function.
1543 (Output_data_got::add_global_pair_with_rela): New function.
1544 (Output_data_got::add_local): Added got_type parameter.
1545 (Output_data_got::add_local_with_rel): Likewise.
1546 (Output_data_got::add_local_with_rela): Likewise.
1547 (Output_data_got::add_local_pair_with_rel): New function.
1548 (Output_data_got::add_local_pair_with_rela): New function.
1549 (Output_data_got::add_global_tls): Removed.
1550 (Output_data_got::add_global_tls_with_rel): Removed.
1551 (Output_data_got::add_global_tls_with_rela): Removed.
1552 (Output_data_got::add_local_tls): Removed.
1553 (Output_data_got::add_local_tls_with_rel): Removed.
1554 (Output_data_got::add_local_tls_with_rela): Removed.
1555 * resolve.cc (Symbol::override_base_with_special): Removed
1556 reference to has_got_offset_ field.
1557 * symtab.cc (Symbol::init_fields): Replaced initialization
1558 of got_offset_ with got_offsets_. Removed initialization
1559 of has_got_offset_
53fcba31 1560 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 1561 (Symbol::got_offset): Likewise.
1562 (Symbol::set_got_offset): Likewise.
1563 (Symbol::has_tls_got_offset): Removed.
1564 (Symbol::tls_got_offset): Removed.
1565 (Symbol::set_tls_got_offset): Removed.
1566 (Symbol::got_offset_): Removed.
1567 (Symbol::tls_mod_got_offset_): Removed.
1568 (Symbol::tls_pair_got_offset_): Removed.
1569 (Symbol::got_offsets_): New field.
1570 (Symbol::has_got_offset): Removed.
1571 (Symbol::has_tls_mod_got_offset): Removed.
1572 (Symbol::has_tls_pair_got_offset): Removed.
1573 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
1574 (Target_x86_64::Scan::local): Updated callers of Output_data_got
1575 member functions.
1576 (Target_x86_64::Scan::global): Likewise.
1577 (Target_x86_64::Relocate::relocate): Likewise.
1578 (Target_x86_64::Relocate::relocate_tls): Likewise.
1579
bd52eafb
BE		 15802008-03-25 Ben Elliston <bje@au.ibm.com>
1581
1582 * yyscript.y: Fix spelling error in comment.
1583
8b105e34
ILT		 15842008-03-24 Ian Lance Taylor <iant@google.com>
1585
8ed814a9
ILT		 1586 * options.h (class General_options): Define build_id option.
1587 * layout.h (class Layout): Declare write_build_id, create_note,
1588 create_build_id. Add build_id_note_ member.
1589 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
1590 "libiberty.h", "md5.h", "sha1.h".
1591 (Layout::Layout): Initialize eh_frame_data_,
1592 eh_frame_hdr_section_, and build_id_note_.
1593 (Layout::finalize): Call create_build_id.
1594 (Layout::create_note): New function, broken out of
1595 Layout::create_gold_note.
1596 (Layout::create_gold_note): Call create_note.
1597 (Layout::create_build_id): New function.
1598 (Layout::write_build_id): New function.
1599 (Close_task_runner::run): Call write_build_id.
1600
8b105e34
ILT		 1601 * x86_64.cc: Correct license to GPLv3.
1602
086a1841
ILT		 16032008-03-23 Ian Lance Taylor <iant@google.com>
1604
1605 * options.cc: Include "demangle.h".
1606 (parse_optional_string): New function.
1607 (parse_long_option): Handle takes_optional_argument.
1608 (parse_short_option): Update dash_z initializer. Handle
1609 takes_optional_argument.
1610 (General_options::General_options): Initialize do_demangle_.
1611 (General_options::finalize): Set do_demangle_. Handle demangling
1612 style.
1613 * options.h (parse_optional_string): Declare.
1614 (struct One_option): Add optional_arg field. Update constructor.
1615 Update call constructor calls. Add takes_optional_argument
1616 function.
1617 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
1618 (DEFINE_optional_string): Define.
1619 (General_options::demangle): Change from DEFINE_bool to
1620 DEFINE_optional_string.
1621 (General_options::no_demangle): New function.
1622 (General_options::do_demangle): New function.
1623 (General_options::set_do_demangle): New function.
1624 (General_options::execstack_status_): Move definition to end of
1625 class definition.
1626 (General_options::static_): Likewise.
1627 (General_options::do_demangle_): New field.
1628 * object.cc (big_endian>::get_symbol_location_info): Call
1629 Options::do_demangle, not Options::demangle.
1630 * symtab.cc (demangle): Likewise.
1631
cbb93e63
ILT		 16322008-03-22 Ian Lance Taylor <iant@google.com>
1633
1634 * gold.h: Include <cstddef> and <sys/types.h>
1635 * options.h: Include <cstring>.
1636
ec531623
ILT		 16372008-03-21 Ian Lance Taylor <iant@google.com>
1638
1639 * Added source code to GNU binutils.
1640
GDB Binutils - Deliverables
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