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* gnu-nat.h: Rename `current_inferior' to `gnu_current_inf' to
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
92f03fcb
CC		 12008-10-02 Cary Coutant <ccoutant@google.com>
2
3 * plugin.cc (make_sized_plugin_object): Fix conditional
4 compilation to work when not all targets are enabled.
5
fbd8a257
CC		 62008-09-29 Cary Coutant <ccoutant@google.com>
7
8 * archive.cc (Archive::get_file_and_offset): Use filename instead
9 of name to get library path.
10 (Archive::include_member): Unlock external member of a thin archive.
11
12 * testsuite/Makefile.am (TEST_AR): New variable.
13 (thin_archive_test_1): New test.
14 (thin_archive_test_2): New test.
81636b3f
CC		 15 * testsuite/Makefile.in: Regenerate.
16 * testsuite/thin_archive_main.cc: New file.
17 * testsuite/thin_archive_test_1.cc: New file.
18 * testsuite/thin_archive_test_2.cc: New file.
19 * testsuite/thin_archive_test_3.cc: New file.
20 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 21
eff45813
CC		 222008-09-29 Cary Coutant <ccoutant@google.com>
23
24 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
25 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
26 instead of -1U.
27 (Sized_relobj::do_finalize_local_symbols): Likewise.
28 (Sized_relobj::map_to_kept_section): Likewise.
29 * object.h (Sized_relobj::invalid_address): New constant.
30 (Sized_relobj::do_output_section_offset): Check for invalid_address
31 and return -1ULL.
32 * output.cc (Output_reloc::local_section_offset): Use constant
33 invalid_address instead of -1U.
34 (Output_reloc::get_address): Likewise.
35 (Output_section::output_address): Change -1U to -1ULL.
36 * output.h (Output_reloc::invalid_address): New constant.
37 * reloc.cc (Sized_relobj::write_sections): Use constant
38 invalid_address instead of -1U.
39 (Sized_relobj::relocate_sections): Likewise.
40 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
41 values for merge sections.
42 * target-reloc.h (relocate_for_relocatable): Use constant
43 invalid_address instead of -1U.
44
89fc3421
CC		 452008-09-19 Cary Coutant <ccoutant@google.com>
46
47 Add plugin functionality for link-time optimization (LTO).
48 * configure.ac (plugins): Add --enable-plugins option.
49 * configure: Regenerate.
50 * config.in: Regenerate.
51 * Makefile.am (LIBDL): New variable.
52 (CCFILES): Add plugin.cc.
53 (HFILES): Add plugin.h.
54 (ldadd_var): Add LIBDL.
55 * Makefile.in: Regenerate.
56
57 * archive.cc: Include "plugin.h".
58 (Archive::setup): Don't preread archive symbols when using a plugin.
59 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
60 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
61 files.
62 (Archive::include_member): Add symbols from plugin objects.
63 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
64 * descriptors.cc (Descriptors::open): Check for file descriptors
65 abandoned by plugins.
66 (Descriptors::claim_for_plugin): New function.
67 * descriptors.h (Descriptors::claim_for_plugin): New function.
68 (Open_descriptor::is_claimed): New field.
69 (claim_descriptor_for_plugin): New function.
70 * fileread.cc (File_read::claim_for_plugin): New function.
71 * fileread.h (File_read::claim_for_plugin): New function.
72 (File_read::descriptor): New function.
73 * gold.cc: Include "plugin.h".
74 (queue_initial_tasks): Add task to call plugin hooks for generating
75 new object files.
76 * main.cc: Include "plugin.h".
77 (main): Load plugin libraries.
78 * object.h (Pluginobj): Declare.
79 (Object::pluginobj): New function.
80 (Object::do_pluginobj): New function.
81 (Object::set_target): New function.
82 * options.cc: Include "plugin.h".
83 (General_options::parse_plugin): New function.
84 (General_options::General_options): Initialize plugins_ field.
85 (General_options::add_plugin): New function.
86 * options.h (Plugin_manager): Declare.
87 (General_options): Add --plugin option.
88 (General_options::has_plugins): New function.
89 (General_options::plugins): New function.
90 (General_options::add_plugin): New function.
91 (General_options::plugins_): New field.
92 * plugin.cc: New file.
93 * plugin.h: New file.
94 * readsyms.cc: Include "plugin.h".
95 (Read_symbols::do_read_symbols): Check for archive before checking
96 for ELF file. Call plugin hooks to claim files.
97 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
98 from a real object file; force override when processing replacement
99 files.
100 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
101 (Symbol::init_base_object): Likewise.
102 (Symbol::init_base_output_data): Likewise.
103 (Symbol::init_base_output_segment): Likewise.
104 (Symbol::init_base_constant): Likewise.
105 (Symbol::init_base_undefined): Likewise.
106 (Symbol::output_section): Assert that object is not a plugin.
107 (Symbol_table::add_from_pluginobj): New function.
108 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
109 undefined.
110 (Symbol_table::sized_write_globals): Likewise.
111 (Symbol_table::add_from_pluginobj): Instantiate template.
112 * symtab.h (Sized_pluginobj): Declare.
113 (Symbol::in_real_elf): New function.
114 (Symbol::set_in_real_elf): New function.
115 (Symbol::in_real_elf_): New field.
116 (Symbol_table::add_from_pluginobj): New function.
117
118 * testsuite/Makefile.am (AM_CFLAGS): New variable.
119 (LIBDL): New variable.
120 (LDADD): Add LIBDL.
121 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
122 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
123 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
124 (MOSTLYCLEANFILES): Likewise.
125 * testsuite/Makefile.in: Regenerate.
126 * testsuite/plugin_test.c: New file.
127 * testsuite/plugin_test_1.sh: New file.
128 * testsuite/plugin_test_2.sh: New file.
129
de31bda5
ILT		 1302008-09-16 Ian Lance Taylor <iant@google.com>
131
9c2d0ef9
ILT		 132 * target-reloc.h (relocate_section): Check whether a symbol is
133 defined by the ABI before reporting an undefined symbol error.
134 * target.h (Target::is_defined_by_abi): Make parameter const.
135 (Target::do_is_defined_by_abi): Likewise.
136 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
137 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
138 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
139 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
140 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
141 * testsuite/Makefile.in: Rebuild.
142
de31bda5
ILT		 143 * fileread.cc (make_view): Add casts to avoid warning.
144
9fa33bee
AO		 1452008-09-16 Alexandre Oliva <aoliva@redhat.com>
146
147 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
148 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
149
183fd0e3
AO		 1502008-09-16 Alexandre Oliva <aoliva@redhat.com>
151
152 * options.h (General_options::output_is_executable): New.
153 (General_options::output_is_pie): New.
154 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
155 for shared libraries.
156 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
157
7be8330a
CD		 1582008-09-11 Chris Demetriou <cgd@google.com>
159
160 * options.h (origin): New -z option.
161 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
162 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
163 in DT_FLAGS_1.
164
a9caad02
CC		 1652008-09-05 Cary Coutant <ccoutant@google.com>
166
167 * fileread.cc (File_read::make_view): Add check for attempt to map
168 beyond end of file.
169
ae6dce4d
CC		 1702008-09-05 Cary Coutant <ccoutant@google.com>
171
172 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
173 explicit instantiations.
174
d7ab2a47
KVH		 1752008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
176
177 PR gold/6858
178 * options.cc (General_options::finalize): Allow undefined symbols
179 in shlibs if linking -shared.
180
181 PR gold/6859
182 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
183 symbols as not needing a dynsym entry.
184
1e52a9c1
CS		 1852008-08-20 Craig Silverstein <csilvers@google.com>
186
187 * fileread.cc (File_read::open): Do not lock the file unless it
188 was successfully opened.
189
d85c80a3
CC		 1902008-08-14 Cary Coutant <ccoutant@google.com>
191
192 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
193 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
194 * testsuite/tls_test.cc (struct int128): 128-bit struct
195 for testing TLS relocs with non-zero addend.
196 (v12): New TLS variable.
197 (t12): New test.
198 (t_last): Add check for v12.
199 * testsuite/tls_test.h (t12): New function.
200 * testsuite/tls_test_main.cc (thread_routine): Call new test.
201
2d924fd9
ILT		 2022008-08-13 Ian Lance Taylor <iant@google.com>
203
204 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
205 set tls_segment_ or relro_segment_.
206 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
207 when appropriate.
208 * output.h (Output_section::clear_is_relro): New function.
209 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
210 sections specially even when output_data_ is empty.
211 (Output_segment::maximum_alignment): When first section is relro,
212 only force alignment for PT_LOAD segments.
213 * script.cc (script_data_segment_align): New function.
214 (script_data_segment_relro_end): New function.
215 * script-c.h (script_data_segment_align): Declare.
216 (script_data_segment_relro_end): Declare.
217 * script-sections.h (class Script_sections): Declare
218 data_segment_align and data_segment_relro_end. Add fields
219 segment_align_index_ and saw_relro_end_.
220 * script-sections.cc (class Sections_element): Add set_is_relro
221 virtual function. Add new bool* parameter to place_orphan_here.
222 Add get_output_section virtual function.
223 (class Output_section_definition): Add set_is_relro. Add new
224 bool* parameter to place_orphan_here. Add get_output_section.
225 Add is_relro_ field.
226 (Output_section_definition::Output_section_definition): Initialize
227 evaluated_address_, evaluated_load_address, evaluated_addralign_,
228 and is_relro_ fields.
229 (Output_section_definition::place_orphan_here): Add is_relro
230 parameter.
231 (Output_section_definition::set_section_addresses): Set relro for
232 output section.
233 (Output_section_definition::alternate_constraint): Likewise.
234 (class Orphan_output_section): Add new bool* parameter to
235 place_orphan_here. Add get_output_section.
236 (Orphan_output_section::place_orphan_here): Add is_relro
237 parameter.
238 (Script_sections::Script_sections): Initialize
239 data_segment_align_index_ and saw_relro_end_.
240 (Script_sections::data_segment_align): New function.
241 (Script_sections::data_segment_relro_end): New function.
242 (Script_sections::place_orphan): Set or clear is_relro.
243 (Script_sections::set_section_addresses): Force alignment of first
244 TLS section.
245 * yyscript.y (exp): Call script_data_segment_align and
246 script_data_segment_relro_end.
247 * testsuite/relro_script_test.t: New file.
248 * testsuite/relro_test.cc (using_script): Declare.
249 (t1, t2): Test using_script.
250 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
251 (relro_script_test_SOURCES): Define.
252 (relro_script_test_DEPENDENCIES): Define.
253 (relro_script_test_LDFLAGS): Define.
254 (relro_script_test_LDADD): Define.
255 (relro_script_test.so): New target.
256 * testsuite/Makefile.in: Rebuild.
257
f827c9a9
CC		 2582008-08-06 Cary Coutant <ccoutant@google.com>
259
260 * archive.cc (Archive::total_archives, Archive::total_members)
261 (Archive::total_members_loaded): New variables.
262 (Archive::setup): Add parameter. Add option to preread
263 archive symbols.
264 (Archive::read_armap): Add counter.
265 (Archive::get_file_and_offset): New function.
266 (Archive::get_elf_object_for_member): New function.
267 (Archive::read_all_symbols): New function.
268 (Archive::read_symbols): New function.
269 (Archive::add_symbols): Add counters.
270 (Archive::include_all_members): Use armap to find members if it's
271 already built.
272 (Archive::include_member): Skip reading symbols if already read.
273 Factored code into Archive::get_file_and_offset and
274 Archive::get_elf_object_for_member. Changed call to
275 Mapfile::report_include_archive_member.
276 (Archive::print_stats): New function.
277 * archive.h: Declare Object and Read_symbols_data classes.
278 (Archive::Archive): Add initializers for new members.
279 (Archive::setup): Add parameter.
280 (Archive::print_stats): New function.
281 (Archive::total_archives, Archive::total_members)
282 (Archive::total_members_loaded): New variables.
283 (Archive::get_file_and_offset): New function.
284 (Archive::get_elf_object_for_member): New function.
285 (Archive::read_all_symbols): New function.
286 (Archive::read_symbols): New function.
287 (Archive::Archive_member): New class.
288 (Archive::members_): New member.
289 (Archive::num_members_): New member.
290 * main.cc: Include archive.h.
291 (main): Call Archive::print_stats.
292 * mapfile.cc (Mapfile::report_include_archive_member): Delete
293 archive parameter; member_name is now the fully-decorated name.
294 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
295 * options.h: (General_options): Add --preread-archive-symbols option.
296 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
297 Archive::setup.
298
de4c45bd
ILT		 2992008-08-04 Ian Lance Taylor <iant@google.com>
300
301 * symtab.h (Symbol::use_plt_offset): New function.
302 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
303 * powerpc.cc (Relocate::relocate): Likewise.
304 * sparc.cc (Relocate::relocate): Likewise.
305 * x86_64.cc (Relocate::relocate): Likewise.
306 * testsuite/weak_plt.sh: New test.
307 * testsuite/weak_plt_main.cc: New test.
308 * testsuite/weak_plt_shared.cc: New test.
309 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
310 (check_PROGRAMS): Add weak_plt.
311 (check_DATA): Add weak_plt_shared.so.
312 (weak_plt_main_pic.o, weak_plt): New targets.
313 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
314 * testsuite/Makefile.in: Rebuild.
315
316 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
317 gcctestdir/ld.
318 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
319 * testsuite/Makefile.in: Rebuild.
320
323ee3f4
AM		 3212008-08-04 Alan Modra <amodra@bigpond.net.au>
322
323 * Makefile.am (POTFILES.in): Set LC_ALL=C.
324 * Makefile.in: Regenerate.
325 * po/POTFILES.in: Regenerate.
326
7c07ecec
ILT		 3272008-07-29 Ian Lance Taylor <iant@google.com>
328
329 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
330 symbols before other symbols.
331 * testsuite/script_test_2.cc (test_addr): Declare.
332 (test_addr_alias): Declare.
333 (main): Check that test_addr and test_addr_alias have the right
334 values.
335 * testsuite/script_test_2.t: Define test_addr_alias and
336 test_addr.
337
5778530e
ILT		 3382008-07-24 Ian Lance Taylor <iant@google.com>
339
2a00e4fb
ILT		 340 PR 5990
341 * descriptors.cc: New file.
342 * descriptors.h: New file.
343 * gold-threads.h (class Hold_optional_lock): New class.
344 * fileread.cc: Include "descriptors.h".
345 (File_read::~File_read): Release descriptor rather than closing
346 it.
347 (File_read::open) [file]: Call open_descriptor rather than open.
348 Set is_descriptor_opened_.
349 (File_read::open) [memory]: Assert that descriptor is not open.
350 (File_read::reopen_descriptor): New function.
351 (File_read::release): Release descriptor.
352 (File_read::do_read): Make non-const. Reopen descriptor.
353 (File_read::read): Make non-const.
354 (File_read::make_view): Reopen descriptor.
355 (File_read::do_readv): Likewise.
356 * fileread.h (class File_read): Add is_descriptor_opened_ field.
357 Update declarations.
358 * layout.cc: Include "descriptors.h".
359 (Layout::create_build_id): Use open_descriptor rather than open.
360 * output.cc: Include "descriptors.h".
361 (Output_file::open): Use open_descriptor rather than open.
362 * archive.cc (Archive::const_iterator): Change Archive to be
363 non-const.
364 (Archive::begin, Archive::end): Make non-const.
365 (Archive::count_members): Likewise.
366 * archive.h (class Archive): Update declarations.
367 * object.h (Object::read): Make non-const.
368 * Makefile.am (CCFILES): Add descriptors.cc.
369 (HFILES): Add descriptors.h.
370 * Makefile.in: Rebuild.
371
801647d1
ILT		 372 PR 6716
373 * gold.h: Always include <clocale>. Add Solaris workarounds
374 following code in binutils/sysdep.h.
375
5edd166e
ILT		 376 PR 6048
377 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
378 this->eh_frame_hdr_ is NULL before using it.
379
c89ad728
ILT		 380 * dynobj.cc (Versions::Versions): Update comment.
381
aa86f06b
ILT		 382 * dynobj.cc (Versions::Versions): If there is an soname, use it as
383 the base version name.
384
5778530e
ILT		 385 * stringpool.cc (Stringpool_template::add_with_length): Set key to
386 array size plus one.
387 (Stringpool_template::set_string_offsets): Subtract one from key
388 before using it as an array index.
389 (Stringpool_template::get_offset_with_length): Likewise.
390 (Stringpool_template::write_to_buffer): Likewise.
391 * stringpool.h (Stringpool_template::get_offset_from_key):
392 Likewise.
393
057ead22
ILT		 3942008-07-23 Ian Lance Taylor <iant@google.com>
395
7f649c59
ILT		 396 PR 6658
397 * object.h (Merged_symbol_value::value): Do our best to handle a
398 negative addend.
399
057ead22
ILT		 400 PR 6647
401 * script.cc (Version_script_info::get_versions): Don't add empty
402 version tag to return value.
403 (Version_script_info::get_symbol_version_helper): Change return
404 type to bool. Add pversion parameter. Change all callers.
405 (script_register_vers_node): Don't require a non-NULL tag.
406 * script.h (class Version_script_info): Update declarations.
407 (Version_script_info::get_symbol_version): Change return type to
408 bool. Add version parameter. Change all callers.
409 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
410 handling. Handle an empty version from a version script.
411 (Symbol_table::define_special_symbol): Likewise.
412 * testsuite/ver_test_10.script: New file.
413 * testsuite/ver_test_10.sh: New file.
414 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
415 (check_DATA): Add ver_test_10.syms.
416 (ver_test_10.syms, ver_test_10.so): New target.
417 * testsuite/Makefile.in: Rebuild.
418
58e54ac2
CD		 4192008-07-23 Simon Baldwin <simonb@google.com>
420
421 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
422 to zero for undefined symbols from dynamic libraries.
423
95d14cd3
ILT		 4242008-07-23 Ian Lance Taylor <iant@google.com>
425
426 * symtab.cc (Symbol_table::resolve): Remove version parameter.
427 Change all callers.
428 * symtab.h (class Symbol_table): Update declaration.
429 * testsuite/ver_test_9.cc: New file.
430 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
431 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
432 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
433 (ver_test_9.so, ver_test_9.o): New targets.
434 * testsuite/Makefile.in: Rebuild.
435
92de84a6
ILT		 4362008-07-22 Ian Lance Taylor <iant@google.com>
437
34810851
ILT		 438 * options.h (class General_options): Define --check-sections.
439 * layout.cc (Layout::set_segment_offsets): Handle
440 --check-sections.
441
af6156ef
ILT		 442 * options.h (class General_options): Define -n/--nmagic and
443 -N/--omagic.
444 * options.cc (General_options::finalize): For -n/--nmagic or
445 -N/--omagic, set -static.
446 * layout.cc (Layout::attach_allocated_section_to_segment): If
447 -N/--omagic, don't put read-only and read-write sections in
448 different segments.
449 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
450 finding a read-only segment.
451 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
452 don't set the minimum segment alignment to the common page size,
453 and don't set the file offset to the address modulo the page size.
454 * script-sections.cc (Script_sections::create_segments): If
455 -n/--omagic, don't put read-only and read-write sections in
456 different segments.
457
92de84a6
ILT		 458 * cref.cc: New file.
459 * cref.h: New file.
460 * options.h (class General_options): Add --print-symbol-counts.
461 * main.cc (main): Issue defined symbol report if requested.
462 * archive.cc (Archive::interpret_header): Make into a const member
463 function.
464 (Archive::add_symbols): Call Input_objects::archive_start and
465 archive_stop.
466 (Archive::const_iterator): Define new class.
467 (Archive::begin, Archive::end): New functions.
468 (Archive::include_all_members): Rewrite to use iterator.
469 (Archive::count_members): New function.
470 * archive.h (class Archive): Update declarations.
471 (Archive::filename): New function.
472 * object.cc: Include "cref.h".
473 (Sized_relobj::Sized_relobj): Initialize defined_count_.
474 (Sized_relobj::do_get_global_symbol_counts): New function.
475 (Input_objects::add_object): Add object to cross-referencer.
476 (Input_objects::archive_start): New function.
477 (Input_objects::archive_stop): New function.
478 (Input_objects::print_symbol_counts): New function.
479 * object.h: Declare Cref and Archive.
480 (Object::get_global_symbol_counts): New function.
481 (Object::do_get_global_symbol_counts): New pure virtual function.
482 (class Sized_relobj): Add defined_count_ field. Update
483 declarations.
484 (class Input_objects): Add cref_ field. Update constructor.
485 Update declarations.
486 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
487 defined_count_.
488 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
489 symbol counts.
490 (Sized_dynobj::do_get_global_symbol_counts): New function.
491 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
492 defined_count_. Update declarations. Define Symbols typedef.
493 * symtab.cc (Symbol_table::add_from_relobj): Add defined
494 parameter. Change all callers.
495 (Symbol_table::add_from_dynobj): Add sympointers and defined
496 parameters. Change all callers.
497 * symtab.h (class Symbol_table): Update declarations.
498 * Makefile.am (CCFILES): Add cref.cc.
499 (HFILES): Add cref.h.
500 * Makefile.in: Rebuild.
501
3f7c5e1d
CD		 5022008-07-22 Simon Baldwin <simonb@google.com>
503
504 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
505 to zero when writing undefined symbols.
506
e0b64032
ILT		 5072008-07-22 Ian Lance Taylor <iant@google.com>
508
509 * output.cc (Output_section::add_input_section): Don't try to
510 merge empty merge sections.
511
096b02cf
CS		 5122008-07-21 Craig Silverstein <csilvers@google.com>
513
514 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
515 Include symbol version in error message.
516
1d1f116d
CD		 5172008-07-20 Chris Demetriou <cgd@google.com>
518
519 * configure.ac (gold_cv_c_random_seed): New configured variable.
520 (RANDOM_SEED_CFLAGS): New substituted variable.
521 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
522 * configure: Rebuild.
523 * Makefile.in: Likewise.
524 * testsuite/Makefile.in: Likewise.
525
a18f591e
ILT		 5262008-07-18 Ian Lance Taylor <iant@google.com>
527
528 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
529 where we see NAME/NULL and NAME/VERSION as separate symbols.
530 * testsuite/ver_test_main.cc (main): Call t4.
531 (t4, t4_2a): Define.
532 * testsuite/ver_test_2.cc (t4_2): Define.
533 * testsuite/ver_test_2.script: Put t4_2a in VER2.
534 * testsuite/ver_test_4.cc (t4_2a): Define.
535 * testsuite/ver_test_4.script: Put t4_2a in VER2.
536 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
537
c6e3f6ed
ILT		 5382008-07-17 Ian Lance Taylor <iant@google.com>
539
540 * dynobj.cc (Versions::add_def): If we give an error about a
541 missing version, go ahead and create the version anyhow.
542
ef9beddf
ILT		 5432008-07-10 Ian Lance Taylor <iant@google.com>
544
545 Handle output sections with more than 0x7fffffff bytes.
546 * object.h (class Relobj): Change map_to_output_ to
547 output_sections_, and just keep a section pointer. Change all
548 uses. Move comdat group support to Sized_relobj.
549 (Relobj::is_section_specially_mapped): Remove.
550 (Relobj::output_section): Remove poff parameter. Change all
551 callers.
552 (Relobj::output_section_offset): New function.
553 (Relobj::set_section_offset): Rewrite.
554 (Relobj::map_to_output): Remove.
555 (Relobj::output_sections): New function.
556 (Relobj::do_output_section_offset): New pure virtual function.
557 (Relobj::do_set_section_offset): Likewise.
558 (class Sized_relobj): Add section_offsets_ field. Add comdat
559 group support from Relobj. Update declarations.
560 (Sized_relobj::get_output_section_offset): New function.
561 (Sized_relobj::do_output_section_offset): New function.
562 (Sized_relobj::do_set_section_offset): New function.
563 * object.cc (Relobj::output_section_address): Remove.
564 (Sized_relobj::Sized_relobj): Initialize new fields.
565 (Sized_relobj::include_section_group): Cast find_kept_object to
566 Sized_relobj.
567 (Sized_relobj::include_linkonce_section): Likewise.
568 (Sized_relobj::do_layout): Use separate arrays for output section
569 and output offset.
570 (Sized_relobj::do_count_local_symbols): Change map_to_output to
571 output_sections.
572 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
573 output_sections and section_offsets.
574 (Sized_relobj::write_local_symbols): Likewise.
575 (map_to_kept_section): Compute output address directly.
576 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
577 output_sections and section_offsets.
578 (Sized_relobj::write_sections): Likewise.
579 (Sized_relobj::relocate_sections): Likewise.
580 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
581 * output.h (class Output_reloc): Update declarations. Change
582 u2_.relobj to Sized_relobj*.
583 (class Output_data_reloc): Change add functions to use
584 Sized_relobj*.
585 * output.cc (Output_reloc::Output_reloc): Change relobj to
586 Sized_relobj*.
587 (Output_reloc::local_section_offset): Change return type to
588 Elf_Addr. Use get_output_section_offset.
589 (Output_reloc::get_address): Likewise.
590 (Output_section::is_input_address_mapped): Don't call
591 is_section_specially_mapped.
592 (Output_section::output_offset): Likewise.
593 (Output_section::output_address): Likewise.
594 (Output_section::starting_output_address): Likewise.
595 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
596 parameter to Sized_relobj*.
597 (Copy_relocs::need_copy_reloc): Likewise.
598 (Copy_relocs::save): Likewise.
599 * copy-relocs.h (class Copy_relocs): Update declarations.
600 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
601 Sized_relobj*. Change relobj_ field to Sized_relobj*.
602 * target-reloc.h (relocate_for_relocatable): Change
603 offset_in_output_section type to Elf_Addr. Change code that uses
604 it as well.
605 * layout.cc (Layout::layout): Always set *off.
606 * mapfile.cc (Mapfile::print_input_section): Use
607 output_section_offset.
608 * i386.cc (Target_i386::copy_reloc): Change object parameter to
609 Sized_relobj*.
610 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
611 * sparc.cc (Target_sparc::copy_reloc): Likewise.
612 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
613
5cb66f97
ILT		 6142008-07-03 Ian Lance Taylor <iant@google.com>
615
616 * layout.cc (Layout::include_section): Do not discard unrecognized
617 SHT_STRTAB sections.
618
afe47622
CS		 6192008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
620
621 * script.cc (Lex::can_continue_name): Make '?' allowable in
622 version-script names.
623 * testsuite/version_script.map: Change glob pattern to use '?'
624
5adf9721
ILT		 6252008-06-30 Manish Singh <yosh@gimp.org>
626
627 PR 6585
628 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
629 Correct typo.
630
e6fde208
ILT		 6312008-06-30 Ian Lance Taylor <iant@google.com>
632
633 PR 6660
634 PR 6682
635 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
636 versions]: Don't try to read the value in the contents, since we
637 don't use it. Use the template endianness when writing.
638
3f2e6a2d
CC		 6392008-06-25 Cary Coutant <ccoutant@google.com>
640
641 * fileread.cc (File_read::make_view): Assert on zero-length view.
642 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
643 symbol table when there are no symbols to read.
644
c43d3a48
CS		 6452008-06-23 Craig Silverstein <csilvers@google.com>
646
647 * version.cc (version_string): Bump to 1.7
648
5f494ea0
CS		 6492008-06-18 Craig Silverstein <csilvers@google.com>
650
651 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
652 constant 0xFFFF to type Valtype.
653 (Powerpc_relocate_functions::rel16_ha): Likewise.
654
c42e122e
ILT		 6552008-06-17 Ian Lance Taylor <iant@google.com>
656
f34787f8
ILT		 657 * output.h (Output_section::Input_section): Initialize p2align_ to
658 zero for Output_section_data constructors.
659 (Output_section::Input_section::addralign): If not an input
660 section, return the alignment of the Output_section_data.
661 * testsuite/copy_test.cc: New file.
662 * testsuite/copy_test_1.cc: New file.
663 * testsuite/copy_test_2.cc: New file.
664 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
665 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
666 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
667 (copy_test_1_pic.o, copy_test_1.so): New targets.
668 (copy_test_2_pic.o, copy_test_2.so): New targets.
669 * testsuite/Makefile.in: Rebuild.
670
c42e122e
ILT		 671 * script-sections.cc (Script_sections::place_orphan): Initialize
672 local variable exact.
673
ce3ac18a
DE		 6742008-06-13 David Edelsohn <edelsohn@gnu.org>
675
676 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
677
42cacb20
DE		 6782008-06-12 David Edelsohn <edelsohn@gnu.org>
679 David S. Miller <davem@davemloft.net>
680
681 * powerpc.cc: New file.
682 * Makefile.am (TARGETSOURCES): Add powerpc.cc
683 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
684 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
685 * Makefile.in: Rebuild.
686
7b308235
ILT		 6872008-06-09 Ian Lance Taylor <iant@google.com>
688
689 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
690 <exception>.
691 (throwing, orig_terminate): New static variables.
692 (terminate_handler): New static function.
693 (t2): Set terminate handler.
694
f0b886e3
ILT		 6952008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
696
697 PR 6584
698 * binary.cc (Binary_to_elf::sized_convert): Fix .data
699 alignment.
700
3e90f135
CC		 7012008-05-30 Cary Coutant <ccoutant@google.com>
702
703 * archive.cc (Archive::include_all_members) Correct to step
704 over symbol table and extended name table in thin archives.
705
e09ad04a
ILT		 7062008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
707
708 PR 6407
709 * target-reloc.h (relocate_for_relocatable): Fix new_offset
710 calculation.
711
62b01cb5
ILT		 7122008-05-28 Caleb Howe <cshowe@google.com>
713
714 * reduced_debug_output.cc: New file.
715 * reduced_debug_output.h: New file.
92de84a6 716 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 717 * options.cc (General_options::finalize): Add strip_debug_non_line
718 to the strip heirarchy.
719 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
720 fields.
721 * layout.cc: Include "reduced_debug_output.h".
722 (Layout::Layout): Initialize new fields.
723 (line_only_debug_sections): New static array.
724 (is_lines_only_debug_sections): New static inline function.
725 (Layout::include_section): Handle --strip-debug-non-line.
726 (Layout::make_output_section): If --strip-debug-non-line, build
727 new output sections for .debug_abbrev and .debug_info.
728 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
729 gold. Warn about possible overflow.
730 (read_signed_LEB_128): Likewise.
731 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
732 (read_signed_LEB_128): Declare.
733 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
734 (HFILES): Add reduced_debug_output.h.
735 * Makefile.in: Rebuild.
736
7d9e3d98
ILT		 7372008-05-21 Ian Lance Taylor <iant@google.com>
738
739 * mapfile.cc: New file.
740 * mapfile.h: New file.
741 * options.h (class General_options): Add -M/--print-map and -Map.
742 * options.cc (General_options::finalize): Make -M equivalent to
743 -Map -.
744 * main.cc: Include <cstdio> and "mapfile.h".
745 (main): Open mapfile if requested.
746 * gold.cc (class Middle_runner): Add mapfile_ field. Update
747 constructor. Change caller.
748 (queue_initial_tasks): Add mapfile parameter. Change caller.
749 (queue_middle_tasks): Likewise.
750 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
751 declarations.
752 * archive.cc: Include "mapfile.h".
753 (Archive::add_symbols): Add mapfile parameter. Change all
754 callers. Pass mapfile, symbol, and reason to include_member.
755 (Archive::include_all_members): Add mapfile parameter. Change all
756 callers.
757 (Archive::include_member): Add mapfile, sym, and why parameters.
758 Change all callers. Report inclusion to map file.
759 * archive.h: Include "fileread.h".
760 (class Archive): Update declarations.
761 (Archive::file): New const method.
762 (class Add_archive_symbols): Add mapfile_ field. Update
763 constructor. Change all callers.
764 * readsyms.h (class Read_symbols): Likewise.
765 (class Finish_group): Likewise.
766 (class Read_script): Likewise.
767 * common.cc: Include "mapfile.h".
768 (Symbol_table::allocate_commons): Add mapfile parameter. Change
769 all callers.
770 (Symbol_table::do_allocate_commons): Likewise.
771 (Symbol_table::do_allocate_commons_list): Likewise. Report common
772 symbol allocation to mapfile.
773 * common.h (class Allocate_commons_task): Add mapfile_ field.
774 Update constructor. Change all callers.
775 * symtab.h (class Symbol_table): Update declarations.
776 * layout.cc: Include "mapfile.h".
777 (Layout_task_runner::run): Print information to mapfile.
778 (Layout::create_gold_note): Change Output_data_fixed_space to
779 Output_data_zero_fill.
780 (Layout::create_build_id): Likewise.
781 (Layout::print_to_mapfile): New function.
782 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
783 constructor. Change caller.
784 (class Layout): Declare print_to_mapfile.
785 * output.cc (Output_section::Input_section::print_to_mapfile): New
786 function.
787 (Output_section::add_input_section): If producing a map, always
788 add to input_sections_ list.
789 (Output_section::do_print_to_mapfile): New function.
790 (Output_segment::print_sections_to_mapfile): New function.
791 (Output_segment::print_section_list_to_mapfile): New function.
792 * output.h: Include "mapfile.h".
793 (Output_data::print_to_mapfile): New function.
794 (Output_data::do_print_to_mapfile): New virtual function.
795 (Output_segment_headers::do_print_to_mapfile): New function.
796 (Output_file_header::do_print_to_mapfile): New function.
797 (Output_data_const::do_print_to_mapfile): New function.
798 (class Output_data_const_buffer): Add map_name_ field. Update
799 constructor. Change all callers. Add do_print_to_mapfile
800 function.
801 (class Output_data_fixed_space): Likewise.
802 (class Output_data_space): Likewise.
803 (class Output_data_zero_fill): New class.
804 (Output_data_strtab::do_print_to_mapfile): New function.
805 (Output_data_reloc_base::do_print_to_mapfile): New function.
806 (Output_relocatable_relocs::do_print_to_mapfile): New function.
807 (Output_data_group::do_print_to_mapfile): New function.
808 (Output_data_got::do_print_to_mapfile): New function.
809 (Output_data_dynamic::do_print_to_mapfile): New function.
810 (Output_symtab_xindex::do_print_to_mapfile): New function.
811 (class Output_section): Declare do_print_to_mapflie. Declare
812 print_to_mapfile in Input_section.
813 (class Output_segment): Declare new functions.
814 * object.h (Sized_relobj::symbol_count): New function.
815 * script-sections.cc
816 (Output_section_element_dot_assignment::set_section_addresses):
817 Change Output_data_fixed_space to Output_data_zero_fill.
818 (Output_data_expression::do_print_to_mapfile): New function.
819 * script.cc (read_input_script): Add mapfile parameter. Change
820 all callers.
821 * script.h (read_input_script): Update declaration.
822 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
823 (Eh_frame::do_print_to_mapfile): New function.
824 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
825 (Output_merge_string::do_print_to_mapfile): New function.
826 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
827 function.
828 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
829 function.
830 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
831 function.
832 * Makefile.am (CCFILES): Add mapfile.cc.
833 (HFILES): Add mapfile.h.
834 * Makefile.in: Rebuild.
835
9f1d377b
ILT		 8362008-05-19 Ian Lance Taylor <iant@google.com>
837
838 * options.h (class General_options): Add -z relro.
839 * layout.cc (Layout::Layout): Initialize relro_segment_.
840 (Layout::add_output_section_data): Return the output section.
841 (Layout::make_output_section): Rcognize relro sections and mark
842 them appropriately.
843 (Layout::attach_allocated_section_to_segment): Put relro sections
844 in a PT_GNU_RELRO segment.
845 (Layout::create_initial_dynamic_sections): Mark the .dynamic
846 section as relro.
847 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
848 PT_TLS segments.
849 (Layout::linkonce_mapping): Map d.rel.ro.local to
850 .data.rel.ro.local.
851 (Layout::output_section_name): Us .data.rel.ro.local for any
852 section which begins with that.
853 * layout.h (class Layout): Update add_output_section_data
854 declaration. Add relro_segment_ field.
855 * output.cc (Output_section::Output_section): Initialize is_relro_
856 and is_relro_local_ fields.
857 (Output_segment::add_output_section): Group relro sections.
858 (Output_segment::is_first_section_relro): New function.
859 (Output_segment::maximum_alignment): If there is a relro section,
860 align the segment to the common page size.
861 (Output_segment::set_section_addresses): Track whether we are
862 looking at relro sections. If the last section is a relro
863 section, align to the common page size.
864 (Output_segment::set_section_list_addresses): Add in_relro
865 parameter. Change all callers. Align to the page size when
866 moving from relro to non-relro section.
867 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
868 segment.
869 * output.h (class Output_section): Add is_relro_ and
870 is_relro_local_ fields.
871 (Output_section::is_relro): New function.
872 (Output_section::set_is_relro): New function.
873 (Output_section::is_relro_local): New function.
874 (Output_section::set_is_relro_local): New function.
875 (class Output_segment): Update declarations.
876 * i386.cc (Target_i386::got_section): Mark .got section as relro.
877 * sparc.cc (Target_sparc::got_section): Likewise.
878 * x86_64.cc (Target_x86_64::got_section): Likewise.
879 * testsuite/relro_test_main.cc: New file.
880 * testsuite/relro_test.cc: New file.
881 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
882 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
883 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
884 (relro_test.so, relro_test_pic.o): New targets.
885 * testsuite/Makefile.in: Rebuild.
886
a984ee1d
ILT		 8872008-05-16 Ian Lance Taylor <iant@google.com>
888
01676dcd
ILT		 889 * output.cc (Output_segment::add_output_section): Remove front
890 parameter.
891 * output.h (class Output_segment): Remove
892 add_initial_output_section and overloaded add_output_section.
893 Update declaration of remaining add_output_section.
894 * layout.cc (Layout::create_interp): Call add_output_section
895 rather than add_initial_output_section.
896 (Layout::finish_dynamic_section): Likewise.
897
497897f9
ILT		 898 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
899 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
900 know the dynamic type.
901 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
902 field. Initialize it in constructor.
903 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
904 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
905 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
906 reloc.
907
a984ee1d
ILT		 908 * output.cc (Output_reloc::get_address): Change return type to
909 Elf_Addr.
910 * output.h (class Output_reloc): Update get_address declaration.
911 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
912 for section addresses.
913
55ba0940
ILT		 9142008-05-09 Ian Lance Taylor <iant@google.com>
915
916 PR 6493
917 * gold.cc (gold_nomem): Use return value of write.
918
75517b77
ILT		 9192008-05-08 Ian Lance Taylor <iant@google.com>
920
921 * symtab.c (Symbol::init_base_output_data): Add version
922 parameter. Change all callers.
923 (Symbol::init_base_output_segment): Likewise.
924 (Symbol::init_base_constant): Likewise.
925 (Symbol::init_base_undefined): Likewise.
926 (Sized_symbol::init_output_data): Likewise.
927 (Sized_symbol::init_output_segment): Likewise.
928 (Sized_symbol::init_constant): Likewise.
929 (Sized_symbol::init_undefined): Likewise.
930 (Symbol_table::do_define_in_output_data): If the new symbol has a
931 version, mark it as the default.
932 (Symbol_table::do_define_in_output_segment): Likewise.
933 (Symbol_table::do_define_as_constant): Likewise.
934 * symtab.h (class Symbol): Update declarations.
935 (class Sized_symbol): Likewise.
936 * resolve.cc (Symbol::override_version): New function.
c42e122e 937 (Symbol::override_base): Call override_version.
75517b77
ILT		 938 (Symbol::override_base_with_special): Likewise.
939 * testsuite/ver_script_8.script: New file.
940 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
941 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
942 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
943 (ver_test_8_1.so, ver_test_8_2.so): New targets.
944
f1f70eae
ILT		 9452008-05-06 Ian Lance Taylor <iant@google.com>
946
f3e9c5c5
ILT		 947 PR 6049
948 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
949 functions.
950 (class General_options): Remove existing --undefined, and add
951 --no-undefined instead. Add new --undefined as synonym for -u.
952 * archive.cc (Archive::add_symbols): Check whether symbol was
953 named with -u.
954 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
955 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
956 all uses. Add IS_UNDEFINED. Update declarations to split
957 different versions of init_base. Declare init_base_undefined.
958 (Symbol::is_defined): Handle IS_UNDEFINED.
959 (Symbol::is_undefined): Likewise.
960 (Symbol::is_weak_undefined): Call is_undefined.
961 (Symbol::is_absolute): Handle IS_CONSTANT.
962 (class Sized_symbol): Update declarations to split different
963 versions of init. Declare init_undefined.
964 (class Symbol_table): Declare new functions.
965 * symtab.cc (Symbol::init_base_object): Rename from init_base.
966 Change all callers.
967 (Symbol::init_base_output_data): Likewise.
968 (Symbol::init_base_output_segment): Likewise.
969 (Symbol::init_base_constant): Likewise.
970 (Symbol::init_base_undefined): New function.
971 (Sized_symbol::init_object): Rename from init. Change all
972 callers.
973 (Sized_symbol::init_output_data): Likewise.
974 (Sized_symbol::init_output_segment): Likewise.
975 (Sized_symbol::init_constant): Likewise.
976 (Sized_symbol::init_undefined): New function.
977 (Symbol_table::add_undefined_symbols_from_command_line): New
978 function.
979 (Symbol_table::do_add_undefined_symbols_from_command_line): New
980 function.
981 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
982 (Symbol::output_section): Likewise.
983 (Symbol::set_output_section): Likewise.
984 (Symbol_table::sized_finalize_symbol): Likewise.
985 (Symbol_table::sized_write_globals): Likewise.
986 * resolve.cc (Symbol_table::should_override): Likewise.
987 (Symbol::override_base_with_special): Likewise.
988
8bdcdf2c
ILT		 989 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
990 symbol, change it to have default visibility.
991 * testsuite/protected_1.cc: New file.
992 * testsuite/protected_2.cc: New file.
993 * testsuite/protected_3.cc: New file.
994 * testsuite/protected_main_1.cc: New file.
995 * testsuite/protected_main_2.cc: New file.
996 * testsuite/protected_main_3.cc: New file.
997 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
998 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
999 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1000 (protected_1.so): New target.
1001 (protected_1_pic.o, protected_2_pic.o): New targets.
1002 (protected_3_pic.o): New target.
1003 (check_PROGRAMS): Add protected_2.
1004 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1005 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1006 * testsuite/Makefile.in: Rebuild.
1007
2b706932
ILT		 1008 * options.h (DEFINE_var): Add set_user_set_##varname__.
1009 (DEFINE_bool_alias): New macro.
1010 (class General_options): Define -Bstatic using DEFINE_bool_alias
1011 rather than DEFINE_special. Add --undefined as an alias for -z
1012 defs.
1013 * options.cc (General_options::parse_Bstatic): Remove.
1014
d82a5bcc
ILT		 1015 * options.h (class General_options): Add --fatal-warnings.
1016 * main.cc (main): Implement --fatal-warnings.
1017 * errors.h (Errors::warning_count): New function.
1018
f1f70eae
ILT		 1019 * options.h (class General_options): Add -Bsymbolic-functions.
1020 * symtab.h (Symbol::is_preemptible): Check for
1021 -Bsymbolic-functions.
1022
8825ac63
ILT		 10232008-05-05 Ian Lance Taylor <iant@google.com>
1024
d98bc257
ILT		 1025 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1026 as noVARNAME rather than no-VARNAME.
1027 (class General_options): Add option -z combreloc.
1028 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1029 get_address.
1030 (Output_reloc::sort_before) [SHT_REL]: New function.
1031 (Output_reloc::sort_before) [SHT_RELA]: New function.
1032 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1033 Sort_relocs_comparison.
1034 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1035 parameter. Change all callers.
1036 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1037 sort_relocs parameter. Change all callers.
1038 * output.cc (Output_reloc::get_address): New function, broken out
1039 of write_rel.
1040 (Output_reloc::write_rel): Call it.
1041 (Output_reloc::compare): New function.
1042 (Output_data_reloc_base::do_write): Optionally sort relocs.
1043
60b2b4e7
ILT		 1044 * configure.ac: If targ_extra_obj is set, link it in.
1045 * configure.tgt: Initialize all variables.
1046 (x86_64*): Set targ_extra_obj and targ_extra_size.
1047 * configure: Rebuild.
1048
8825ac63
ILT		 1049 * object.cc (Sized_relobj::include_section_group): Adjust section
1050 indexes read from group data. Build vector to pass to
1051 layout_group.
1052 * layout.cc (Layout::layout_group): Add flags and shndxes
1053 parameters. Remove contents parameter. Change caller. Update
1054 explicit instantiations.
1055 * layout.h (class Layout): Update layout_group declaration.
1056 * output.cc (Output_data_group::Output_data_group): Add flags and
1057 input_shndxes parameters. Remove contents parameter. Change
1058 caller.
1059 (Output_data_group::do_write): Change input_sections_ to
1060 input_shndxes_.
1061 * output.h (class Output_data_group): Update constructor
1062 declaration. Rename input_sections_ to input_shndxes_.
1063 * testsuite/many_sections_test.cc: Add template.
1064
e94cf127
CC		 10652008-04-30 Cary Coutant <ccoutant@google.com>
1066
4418b2d5
CC		 1067 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1068
e94cf127
CC		 1069 * layout.cc (Layout::include_section): Refactored check for debug
1070 info section.
1071 (Layout::add_comdat): Add new parameters. Change type
1072 of signature parameter. Add object and shndx to signatures table.
1073 (Layout::find_kept_object): New function.
1074 * layout.h: Include <cstring>.
1075 (Layout::is_debug_info_section): New function.
1076 (Layout::add_comdat): Add new parameters.
1077 (Layout::find_kept_object): New function.
1078 (Layout::Kept_section): New struct.
1079 (Layout::Signatures): Change type of map range.
1080 * object.cc (Relobj::output_section_address): New function.
1081 (Sized_relobj::include_section_group): Add new parameters. Change
1082 calls to Layout::add_comdat. Change to build table of kept comdat
1083 groups and table mapping discarded sections to kept sections.
1084 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1085 (Sized_relobj::do_layout): Change calls to include_section_group and
1086 include_linkonce_section.
1087 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1088 value to zero when section is discarded.
1089 (Sized_relobj::map_to_kept_section): New function.
1090 * object.h (Relobj::output_section_address): New function.
1091 (Relobj::Comdat_group): New type.
1092 (Relobj::find_comdat_group): New function.
1093 (Relobj::Comdat_group_table): New type.
1094 (Relobj::Kept_comdat_section): New type.
1095 (Relobj::Kept_comdat_section_table): New type.
1096 (Relobj::add_comdat_group): New function.
1097 (Relobj::set_kept_comdat_section): New function.
1098 (Relobj::get_kept_comdat_section): New function.
1099 (Relobj::comdat_groups_): New field.
1100 (Relobj::kept_comdat_sections_): New field.
1101 (Symbol_value::input_value): Update comment.
1102 (Sized_relobj::map_to_kept_section) New function.
1103 (Sized_relobj::include_linkonce_section): Add new parameter.
1104 * target-reloc.h (Comdat_behavior): New type.
1105 (get_comdat_behavior): New function.
1106 (relocate_section): Add code to map a discarded section to the
1107 corresponding kept section when applying a relocation.
1108
e4e5049b
CS		 11092008-04-30 Craig Silverstein <csilvers@google.com>
1110
1111 * dwarf_reader.cc (next_generation_count): New static var.
1112 (Addr2line_cache_entry): New struct.
1113 (addr2line_cache): New static var.
1114 (Dwarf_line_info::one_addr2line): Added caching.
1115 (Dwarf_line_info::clear_addr2line_cache): New function.
1116 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1117 cache-size parameter.
1118 (Dwarf_line_info::one_addr2line_cache): New function.
1119 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1120 new cache-size argument to one_addr2line(), and clear cache.
1121
d09e9154
CC		 11222008-04-28 Cary Coutant <ccoutant@google.com>
1123
1124 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1125 R_386_PC8 relocations.
1126
7ef73768
ILT		 11272008-04-23 Ian Lance Taylor <iant@google.com>
1128
55438702
ILT		 1129 * object.cc (Sized_relobj::include_section_group): Check for
1130 invalid section group.
1131
c165fb93
ILT		 1132 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1133 header size.
1134
7ef73768
ILT		 1135 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1136 than read for file header.
1137 * archive.cc (Archive::include_member): Likewise.
1138
6194aaab
L		 11392008-04-23 Paolo Bonzini <bonzini@gnu.org>
1140
1141 * aclocal.m4: Regenerate.
1142 * configure: Regenerate.
1143
d491d34e
ILT		 11442008-04-19 Ian Lance Taylor <iant@google.com>
1145
5ea2bac6
ILT		 1146 * version.cc (version_string): Bump to 1.6.
1147
7bc3e21a
ILT		 1148 * testsuite/Makefile.am (many_sections_r_test): New target.
1149 (many_sections_r_test_SOURCES): Remove.
1150 (many_sections_r_test_DEPENDENCIES): Remove.
1151 (many_sections_r_test_LDFLAGS): Remove.
1152 (many_sections_r_test_LDADD): Remove.
1153
7fcd3aa9
ILT		 1154 * object.cc (Sized_relobj::do_add_symbols): Always pass
1155 local_symbol_count_ to add_from_relobj.
1156
4c94d6ae
ILT		 1157 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1158 every thousand variables.
1159 * testsuite/Makefile.in: Rebuild.
1160
d491d34e
ILT		 1161 * object.cc (Xindex::initialize_symtab_xindex): New function.
1162 (Xindex::read_symtab_xindex): New function.
1163 (Xindex::sym_xindex_to_shndx): New function.
1164 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1165 available.
1166 (Sized_relobj::do_initialize_xindex): New function.
1167 (Sized_relobj::do_read_symbols): Adjust section links.
1168 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1169 parameter. Change all callers.
1170 (Sized_relobj::include_section_group): Adjust section links and
1171 symbol section indexes.
1172 (Sized_relobj::do_layout): Adjust section links.
1173 (Sized_relobj::do_count_local_symbols): Adjust section links and
1174 symbol section indexes.
1175 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1176 ordinary and special symbols.
1177 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1178 dynsym_xindex parameters. Change all callers. Adjust section
1179 links. Use SHN_XINDEX when needed.
1180 (Sized_relobj::get_symbol_location_info): Adjust section links.
1181 Don't get fooled by special symbols.
1182 * object.h (class Xindex): Define.
1183 (class Object): Add xindex_ parameter. Declare virtual functoin
1184 do_initialize_xindex.
1185 (Object::adjust_sym_shndx): New function.
1186 (Object::set_xindex): New protected function.
1187 (class Symbol_value): Add is_ordinary_shndx_ field.
1188 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1189 (Symbol_value::value): Assert ordinary section.
1190 (Symbol_value::initialize_input_to_output_map): Likewise.
1191 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1192 Change all callers.
1193 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1194 all callers.
1195 (class Sized_relobj): Update declarations.
1196 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1197 parameter. Change all callers.
1198 (Sized_relobj::adjust_shndx): New function.
1199 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1200 field.
1201 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1202 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1203 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1204 (Sized_dynobj::read_dynsym_section): Adjust section links.
1205 (Sized_dynobj::read_dynamic): Likewise.
1206 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1207 section links.
1208 (Sized_dynobj::do_initialize_xindex): New function.
1209 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1210 do_initialize_xindex.
1211 (Sized_dynobj::adjust_shndx): New function.
1212 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1213 dynsym_xindex_ fields.
1214 (Layout::finalize): Add a call to set_section_indexes before
1215 creating the symtab sections.
1216 (Layout::set_section_indexes): Don't do anything if the section
1217 already has a section index.
1218 (Layout::create_symtab_sections): Add shnum parameter. Change
1219 caller. Create .symtab_shndx section if needed.
1220 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1221 caller.
1222 (Layout::allocated_output_section_count): New function.
1223 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1224 needed.
1225 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1226 fields. Update declarations.
1227 (Layout::symtab_xindex): New function.
1228 (Layout::dynsym_xindex): New function.
1229 (class Write_symbols_task): Add layout_ field.
1230 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1231 Change caller.
1232 * output.cc (Output_section_headers::Output_section_headers): Add
1233 shstrtab_section parameter. Change all callers.
1234 (Output_section_headers::do_sized_write): Store overflow values
1235 for section count and section string table section index in
1236 section header zero.
1237 (Output_file_header::do_sized_write): Check for overflow of
1238 section count and section string table section index.
1239 (Output_symtab_xindex::do_write): New function.
1240 (Output_symtab_xindex::endian_do_write): New function.
1241 * output.h (class Output_section_headers): Add shstrtab_section_.
1242 Update declarations.
1243 (class Output_symtab_xindex): Define.
1244 (Output_section::has_out_shndx): New function.
1245 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1246 field.
1247 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1248 Change all callers.
1249 (Sized_symbol::init): Likewise.
1250 (Symbol::output_section): Check for ordinary symbol.
1251 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1252 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1253 callers.
1254 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1255 Change all callers. Simplify handling of symbols from sections
1256 not included in the link.
1257 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1258 distinction.
1259 (Weak_alias_sorter::operator()): Assert that symbols are
1260 ordinary.
1261 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1262 distinction.
1263 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1264 parameters. Change all callers.
1265 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1266 symbol distinction. Use SHN_XINDEX when needed.
1267 (Symbol_table::write_section_symbol): Add symtab_xindex
1268 parameter. Change all callers.
1269 (Symbol_table::sized_write_section_symbol): Likewise. Use
1270 SHN_XINDEX when needed.
1271 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1272 declarations.
1273 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1274 (Symbol::is_defined): Check is_ordinary.
1275 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1276 (Symbol::is_absolute, Symbol::is_common): Likewise.
1277 (class Sized_symbol): Update declarations.
1278 (class Symbol_table): Update declarations.
1279 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1280 parameters. Change all callers.
1281 (Sized_symbol::override): Likewise.
1282 (Symbol_table::override): Likewise.
1283 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1284 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1285 is_ordinary, and orig_st_shndx parameters. Change all callers.
1286 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1287 to be in an ordinary section.
1288 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1289 object and is_ordinary parameters. Change all callers.
1290 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1291 Change all callers. Don't add undefined or non-ordinary symbols
1292 to reloc_map_.
1293 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1294 Change all callers.
1295 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1296 declarations.
1297 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1298 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1299 (Sized_relobj::relocate_sections): Likewise.
1300 * target-reloc.h (scan_relocs): Adjust section symbol index.
1301 (scan_relocatable_relocs): Likewise.
1302 * i386.cc (Scan::local): Check for ordinary symbols.
1303 * sparc.cc (Scan::local): Likewise.
1304 * x86_64.cc (Scan::local): Likewise.
1305 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1306 to symbol_section_and_value.
1307 * testsuite/many_sections_test.cc: New file.
1308 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1309 (check_PROGRAMS): Add many_sections_test.
1310 (many_sections_test_SOURCES): Define.
1311 (many_sections_test_DEPENDENCIES): Define.
1312 (many_sections_test_LDFLAGS): Define.
1313 (BUILT_SOURCES): Add many_sections_define.h.
1314 (many_sections_define.h): New target.
1315 (BUILT_SOURCES): Add many_sections_check.h.
1316 (many_sections_check.h): New target.
1317 (check_PROGRAMS): Add many_sections_r_test.
1318 (many_sections_r_test_SOURCES): Define.
1319 (many_sections_r_test_DEPENDENCIES): Define.
1320 (many_sections_r_test_LDFLAGS): Define.
1321 (many_sections_r_test_LDADD): Define.
1322 (many_sections_r_test.o): New target.
1323 * testsuite/Makefile.in: Rebuild.
1324
c5818ff1
CC		 13252008-04-17 Cary Coutant <ccoutant@google.com>
1326
1327 * errors.cc (Errors::info): New function.
1328 (gold_info): New function.
1329 * errors.h (Errors::info): New function.
1330 * gold.h (gold_info): New function.
1331 * object.cc (Input_objects::add_object): Print trace output.
1332 * options.cc (options::parse_set): New function.
1333 (General_options::parse_wrap): Deleted.
1334 (General_options::General_options): Deleted initializer.
1335 * options.h (options::String_set): New typedef.
1336 (options::parse_set): New function.
1337 (DEFINE_set): New macro.
1338 (General_options::wrap): Changed to use DEFINE_set. Changed
1339 callers of any_wrap_symbols and is_wrap_symbol.
1340 (General_options::trace, General_options::trace_symbol):
1341 New options.
1342 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1343 (General_options::wrap_symbols_): Deleted.
1344 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1345
b5be4a7c
DM		 13462008-04-17 David S. Miller <davem@davemloft.net>
1347
1348 * options.cc (General_options::parse_V): New function.
1349 * options.h: Add entries for -V and -Qy.
1350
155a0dd7
ILT		 13512008-04-17 Ian Lance Taylor <iant@google.com>
1352
1353 * common.cc (Symbol_table::allocate_commons): Remove options
1354 parameter. Change caller.
1355 (Symbol_table::do_allocate_commons): Remove options parameter.
1356 Change caller. Just call do_allocate_commons_list twice.
1357 (Symbol_table::do_allocate_commons_list): New function, broken out
1358 of do_allocate_commons.
1359 * common.h (class Allocate_commons_task): Remove options_ field.
1360 Update constructor.
1361 * symtab.cc (Symbol_table::Symbol_table): Initialize
1362 tls_commons_.
1363 (Symbol_table::add_from_object): Put TLS common symbols on
1364 tls_commons_ list.
1365 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1366 which are IN_OUTPUT_DATA.
1367 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1368 allocate_commons and do_allocate_commons declarations. Declare
1369 do_allocate_commons_list.
1370 * gold.cc (queue_middle_tasks): Update creation of
1371 Allocate_commons_task to not pass options.
1372 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1373 (TLS_TEST_C_FLAGS): New variable.
1374 (tls_test_c_pic.o): New target.
1375 (tls_test_shared.so): Link in tls_test_c_pic.o.
1376 (tls_test_c_pic_ie.o): New target.
1377 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1378 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1379 (tls_test_c.o): New target.
1380 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1381 (tls_pic_test_LDADD): Likewise.
1382 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1383 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1384 (tls_test_c_gnu2.o): New target.
1385 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1386 tls_test_c_gnu2.o.
1387 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1388 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1389 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1390 * testsuite/tls_test.cc: Include "config.h".
1391 (t_last): Call t11_last.
1392 * testsuite/tls_test.h (t11, t11_last): Declare.
1393 * testsuite/tls_test_c.c: New file.
1394 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1395 * configure.ac: Check for OpenMP support.
1396 * configure, config.in, Makefile.in: Rebuild.
1397 * testsuite/Makefile.in: Rebuild.
1398
edfbb029
CC		 13992008-04-16 Cary Coutant <ccoutant@google.com>
1400
1401 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1402 (Target_i386::tls_base_symbol_defined_): New field.
1403 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1404 (Target_i386::Scan::global): Likewise.
1405 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1406 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1407 (Target_x86_64::tls_base_symbol_defined_): New field.
1408 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1409 (Target_x86_64::Scan::global): Likewise.
1410
f3c69fca
CC		 14112008-04-16 Cary Coutant <ccoutant@google.com>
1412
1413 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1414 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1415 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1416 building shared libraries.
1417 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1418 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1419 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1420 * testsuite/Makefile.in: Rebuild.
1421 * testsuite/weak_undef.h: New file.
1422 * testsuite/weak_undef_file1.cc: Add extra test cases.
1423 * testsuite/weak_undef_file2.cc: Likewise.
1424 * testsuite/weak_undef_test.cc: Likewise.
1425
7c414435
DM		 14262008-04-16 David S. Miller <davem@davemloft.net>
1427
32b769e1
DM		 1428 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1429 Add issued_non_pic_error_ field. Declare check_non_pic.
1430 (Target_sparc::Scan::check_non_pic): New function.
1431 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1432 (Target_sparc::Scan::global): Likewise.
1433
11936fb1
DM		 1434 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1435 * configure: Rebuild.
1436
7c414435
DM		 1437 * options.h (DEFINE_enable): New macro.
1438 (new_dtags): New enable option.
1439 (initfirst, interpose, loadfltr, nodefaultlib,
1440 nodelete, nodlopen, nodump): New -z options.
1441 * layout.cc (Layout:finish_dynamic_section): If new
1442 dtags enabled, emit DT_RUNPATH. Also, emit a
1443 DT_FLAGS_1 containing any specified -z flags.
1444
85c7bf8b
ILT		 14452008-04-16 Ian Lance Taylor <iant@google.com>
1446
12c0daef
ILT		 1447 * copy-relocs.cc: New file.
1448 * copy-relocs.h: New file.
1449 * reloc.cc: Remove Copy_relocs code.
1450 * reloc.h: Likewise.
1451 * reloc-types.h (struct Reloc_types) [both versions]: Add
1452 get_reloc_addend_noerror.
1453 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1454 variants of add_global which take an addend which must be zero.
1455 * i386.cc: Include "copy-relocs.h".
1456 (class Target_i386): Change type of copy_relocs_ to variable,
1457 update initializer.
1458 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1459 Change all callers.
1460 (Target_i386::do_finalize_sections): Change handling of
1461 copy_relocs_.
1462 * sparc.cc: Include "copy-relocs.h".
1463 (class Target_sparc): Change type of copy_relocs_ to variable,
1464 update initializer.
1465 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1466 Change all callers.
1467 (Target_sparc::do_finalize_sections): Change handling of
1468 copy_relocs_.
1469 * x86_64.cc: Include "copy-relocs.h".
1470 (class Target_x86_64): Change type of copy_relocs_ to variable,
1471 update initializer.
1472 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1473 class. Change all callers.
1474 (Target_x86_64::do_finalize_sections): Change handling of
1475 copy_relocs_.
1476 * Makefile.am (CCFILES): Add copy-relocs.cc.
1477 (HFILES): Add copy-relocs.h.
1478
4f4995b6
ILT		 1479 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1480
85c7bf8b
ILT		 1481 * testsuite/script_test_4.sh: Permit leading zeroes.
1482
4f2a9edd
ILT		 14832008-04-15 Ian Lance Taylor <iant@google.com>
1484
e6188289
ILT		 1485 * script-sections.cc (Script_sections::create_segments): Use
1486 header_size_adjustment even when there is enough room for the
1487 headers.
1488 * testsuite/script_test_4.sh: New file.
1489 * testsuite/script_test_4.t: New file.
1490 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1491 (check_DATA): Add script_test_4.stdout.
1492 (MOSTLYCLEANFILES): Likewise.
1493 (script_test_4): New target.
1494 (script_test_4.stdout): New target.
1495 * testsuite/Makefile.in: Rebuild.
1496
4f2a9edd
ILT		 1497 * sparc.cc: Add definitions for Output_data_plt_sparc class
1498 constants.
1499
f5314dd5
DM		 15002008-04-14 David S. Miller <davem@davemloft.net>
1501
1502 * sparc.cc: New file.
1503 * Makefile.am (TARGETSOURCES): Add sparc.cc
1504 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1505 * configure.tgt: Document targ_extra_size and
1506 targ_extra_big_endian. Add entries for sparc-* and
1507 sparc64-*.
1508 * configure.ac: Handle targ_extra_size and
1509 targ_extra_big_endian.
1510 * Makefile.in: Rebuild.
1511 * configure: Likewise.
1512 * po/POTFILES.in: Likewise.
1513 * po/gold.pot: Likewise.
1514
154e0e9a
ILT		 15152008-04-14 Ian Lance Taylor <iant@google.com>
1516
1517 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1518 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1519 in the name/type/flags to section mapping. Don't call
1520 allocate_output_section.
1521 (Layout::choose_output_section): Change parameter from adjust_name
1522 to is_input_section. Don't permit input sections after sections
1523 are attached to segments. Don't call allocate_output_section.
1524 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1525 not write_enable_output_section.
1526 (Layout::make_output_section): Don't push to
1527 unattached_section_list_ nor call attach_to_segment. Call
1528 attach_section_to_segment if sections are attached.
1529 (Layout::attach_sections_to_segments): New function.
1530 (Layout::attach_section_to_segment): New function.
1531 (Layout::attach_allocated_section_to_segment): Rename from
1532 attach_to_segment. Remove flags parameter.
1533 (Layout::allocate_output_section): Remove function.
1534 (Layout::write_enable_output_section): Remove function.
1535 * layout.h (class Layout): Update for above changes. Add new
1536 field sections_are_attached_.
1537 * output.h (Output_section::update_flags_for_input_section): New
1538 function.
1539 * output.cc (Output_section::add_input_section): Call
1540 update_flags_for_input_section.
1541 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1542
009a67a2
CC		 15432008-04-11 Cary Coutant <ccoutant@google.com>
1544
1545 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1546 thought unnecessary.
1547 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1548
759b1a24
ILT		 15492008-04-11 Ian Lance Taylor <iant@google.com>
1550
1551 * output.h (class Output_section_data): Remove inline definition
1552 of set_addralign.
1553 * output.cc (Output_section_data::set_addralign): New function.
1554
c2b45e22
CC		 15552008-04-11 Cary Coutant <ccoutant@google.com>
1556
1557 Add support for TLS descriptors for i386 and x86_64.
1558 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1559 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1560 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1561 GOT_TYPE_TLS_DESC.
1562 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1563 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1564 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1565 relocations.
1566 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1567 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1568 Fix problem with initial-exec relocations.
1569 (Target_i386::Relocate::relocate_tls): Likewise.
1570 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1571 relaxation.
1572 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1573 support for section-plus-offset dynamic table entries.
1574 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1575 (Output_data_dynamic::Dynamic_entry): Add support for
1576 section-plus-offset dynamic table entries.
1577 (Output_data_dynamic::Classification): Likewise.
1578 (Output_data_dynamic::classification_): Renamed offset_.
1579 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1580 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1581 (Target_x86_64::make_plt_section): New function.
1582 (Target_x86_64::reserve_tlsdesc_entries): New function.
1583 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1584 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1585 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1586 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1587 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1588 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1589 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1590 add extra PLT entry for TLS descriptors.
1591 (Output_data_plt_x86_64::got_): New field.
1592 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1593 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1594 fields.
1595 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1596 descriptors.
1597 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1598 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1599 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1600 R_386_TLS_DESC_CALL relocations.
1601 (Target_x86_64::Scan::global): Likewise.
1602 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1603 for TLS descriptors.
1604 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1605 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1606 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1607 GD-to-IE relaxation.
1608 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1609 and TLS_DESCRIPTORS.
1610 * Makefile.in: Rebuild.
1611 * configure: Rebuild.
1612 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1613 (tls_test_shared2.so): New target.
1614 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1615 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1616 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1617 (tls_shared_gd_to_ie_test_LDADD): New variable.
1618 (tls_shared_gnu2_gd_to_ie_test): New target.
1619 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1620 New targets.
1621 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1622 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1623 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1624 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1625 (tls_shared_gnu2_test): New target.
1626 (tls_test_gnu2_shared.so): New target.
1627 (tls_shared_gnu2_test_SOURCES): New variable.
1628 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1629 (tls_shared_gnu2_test_LDFLAGS): New variable.
1630 (tls_shared_gnu2_test_LDADD): New variable.
1631 * testsuite/Makefile.in: Rebuild.
1632 * testsuite/Makefile.
1633
83bfb6b7
ILT		 16342008-04-11 Ian Lance Taylor <iant@google.com>
1635
1636 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1637 justsyms.t.
1638 * testsuite/Makefile.in: Rebuild.
1639
1640 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1641 long.
1642 * testsuite/script_test_2.cc (main): Adjust test.
1643
706e1f5e
ILT		 16442008-04-11 David S. Miller <davem@davemloft.net>
1645 Ian Lance Taylor <iant@google.com>
1646
1647 * options.h (General_options): Add entries for '-Y' and
1648 '-relax'.
1649 * options.cc (General_options:finalize): If -Y was used, add those
1650 entries to the library path instead of the default "/lib" and
1651 "/usr/lib".
1652
7c98e6bb
DM		 16532008-04-11 David S. Miller <davem@davemloft.net>
1654
1655 * testsuite/justsyms.t: Start at 0x100.
1656 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1657 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1658 long.
1659 * testsuite/script_test_2.cc: Adjust string and section length
1660 checks.
7c98e6bb 1661
99a37bfd
ILT		 16622008-04-09 Ian Lance Taylor <iant@google.com>
1663
2cefc357
ILT		 1664 PR gold/5996
1665 * script-sections.cc (Sections_element::allocate_to_segment): Add
1666 orphan parameter.
1667 (Output_section_definition::allocate_to_segment): Likewise.
1668 (Orphan_output_section::allocate_to_segment): Likewise.
1669 (Script_sections::attach_sections_using_phdrs_clause): Don't
1670 propagate non-PT_LOAD segments to orphan sections.
1671 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1672 readelf rather than objdump.
1673 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1674 .interp section and PT_INTERP segment are the same size.
1675 * testsuite/Makefile.in: Rebuild.
1676
99a37bfd
ILT		 1677 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1678 aliases for symbols defined in the same object.
1679 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1680 (weak_alias_test_SOURCES): New variable.
1681 (weak_alias_test_DEPENDENCIES): New variable.
1682 (weak_alias_test_LDFLAGS): New variable.
1683 (weak_alias_test_LDADD): New variable.
1684 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1685 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1686 (weak_alias_test_3.o): New target.
1687 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1688 * testsuite/weak_alias_test_main.cc: New file.
1689 * testsuite/weak_alias_test_1.cc: New file.
1690 * testsuite/weak_alias_test_2.cc: New file.
1691 * testsuite/weak_alias_test_3.cc: New file.
1692
780e49c5
ILT		 16932008-04-08 Ian Lance Taylor <iant@google.com>
1694
cdb0b8f5
ILT		 1695 * options.h (class General_options): Add --noinhibit-exec option.
1696 * main.cc (main): Check --noinhibit-exec.
1697
0864d551
ILT		 1698 * options.h (class General_options): Define --wrap as a special
1699 option. Add wrap_symbols_ field.
1700 (General_options::any_wrap_symbols): New function.
1701 (General_options::is_wrap_symbol): New function.
1702 * options.cc (General_options::parse_wrap): New function.
1703 (General_options::General_options): Initialize wrap_symbols_.
1704 * symtab.cc (Symbol_table::wrap_symbol): New function.
1705 (Symbol_table::add_from_object): Handle --wrap.
1706 * symtab.h (class Symbol_table): Declare wrap_symbol.
1707 * target.h (Target::wrap_char): New function.
1708 (Target::Target_info): Add wrap_char field.
1709 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1710 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1711 * testsuite/testfile.cc (Target_test::test_target_info):
1712 Likewise.
1713
789aa6de
ILT		 1714 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1715 there is one.
1716
2c38906f
ILT		 1717 * layout.h (class Layout): Add added_eh_frame_data_ field.
1718 * layout.cc (Layout::Layout): Initialize new field.
1719 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1720 output section until we find a section we merged successfully.
1721 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1722 that the size be non-zero.
1723
780e49c5
ILT		 1724 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1725 qualifier.
1726
7fcd0256
ILT		 17272008-04-08 Craig Silverstein <csilvers@google.com>
1728
1729 * configure.ac: Export new conditional variable HAVE_ZLIB.
1730 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1731 on HAVE_ZLIB.
1732 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1733 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1734
6835af53
ILT		 17352008-04-07 Ian Lance Taylor <iant@google.com>
1736
e24f324c
ILT		 1737 * version.cc (version_string): Set to "1.5".
1738
a036edd8
ILT		 1739 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1740 Add issued_non_pic_error_ field. Declare check_non_pic.
1741 (Target_x86_64::Scan::check_non_pic): New function.
1742 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1743 (Target_x86_64::Scan::global): Likewise.
1744
624f8810
ILT		 1745 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1746 addend parameter. Change caller. Handle merge sections.
1747 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1748 Address to Addend. Don't add in the result of
1749 local_section_offset, pass down the addend and use the returned
1750 value.
1751 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1752 Update declarations of local_section_offset and symbol_value.
1753 * testsuite/two_file_test_1.cc (t18): New function.
1754 * testsuite/two_file_test_2.cc (f18): New function.
1755 * testsuite/two_file_test_main.cc (main): Call t18.
1756 * testsuite/two_file_test.h (t18, f18): Declare.
1757
6835af53
ILT		 1758 * configure.ac: Don't test for objdump, c++filt, or readelf.
1759 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1760 conditionals.
1761 (TEST_READELF): New variable.
1762 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1763 (check_PROGRAMS): Add two_file_strip_test.
1764 (two_file_strip_test): New target.
1765 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1766 (two_file_same_shared_strip_test_SOURCES): New variable.
1767 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1768 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1769 (two_file_same_shared_strip_test_LDADD): New variable.
1770 (two_file_shared_strip.so): New target.
1771 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1772 (ver_test_5.syms, ver_test_7.syms): Likewise.
1773 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1774 (strip_test_3.stdout): Use TEST_OBJDUMP.
1775 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1776
86925eef
CC		 17772008-04-04 Cary Coutant <ccoutant@google.com>
1778
1779 * symtab.h (Symbol::is_weak_undefined): New function.
1780 (Symbol::is_strong_undefined): New function.
1781 (Symbol::is_absolute): New function.
1782 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1783 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1784 absolute symbols.
1785 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1786 (weak_undef_test): New target.
1787 * testsuite/Makefile.in: Rebuild.
1788 * testsuite/weak_undef_file1.cc: New file.
1789 * testsuite/weak_undef_file2.cc: New file.
1790 * testsuite/weak_undef_test.cc: New file.
1791
126f3ece
ILT		 17922008-04-03 Craig Silverstein <csilvers@google.com>
1793
1794 * compressed_output.h (class Output_compressed_section): Use
1795 unsigned buffer.
1796 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1797 add zlib header.
1798 (zlib_compressed_suffix): Removed.
1799 (Output_compressed_section::set_final_data_size): Use unsigned
1800 buffers.
1801 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1802 Fix linker invocation.
1803 (flagstest_o_specialfile_and_compress_debug_sections):
1804 Likewise.
1805 * testsuite/Makefile.in: Regenerated.
1806
deae2a14
DM		 18072008-04-02 David S. Miller <davem@davemloft.net>
1808
1809 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1810 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1811
70752818
ILT		 18122008-04-02 Craig Silverstein <csilvers@google.com>
1813
1814 * TODO: New file.
1815
39d0cb0e
ILT		 18162008-04-02 Ian Lance Taylor <iant@google.com>
1817
1818 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1819 parameters. Update for new key type to views_. Change all
1820 callers.
1821 (File_read::read): Adjust for byteshift in returned view.
1822 (File_read::add_view): New function, broken out of
1823 find_and_make_view.
1824 (File_read::make_view): New function, broken out of
1825 find_and_make_view.
1826 (File_read::find_or_make_view): Add offset and aligned
1827 parameters. Rewrite accordingly. Change all callers.
1828 (File_read::get_view): Add offset and aligned parameters. Adjust
1829 for byteshift in return value.
1830 (File_read::get_lasting_view): Likewise.
1831 * fileread.h (class File_read): Update declarations.
1832 (class File_read::View): Add byteshift_ field. Add byteshift to
1833 constructor. Add byteshift method.
1834 * archive.h (Archive::clear_uncached_views): New function.
1835 (Archive::get_view): Add aligned parameter. Change all callers.
1836 * object.h (Object::get_view): Add aligned parameter. Change all
1837 callers.
1838 (Object::get_lasting_view): Likewise.
1839
1840 * fileread.cc (File_read::release): Don't call clear_views if
1841 there are multiple objects.
1842 * fileread.h (File_read::clear_uncached_views): New function.
1843 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1844 on the archive.
1845
a1207466
CC		 18462008-03-31 Cary Coutant <ccoutant@google.com>
1847
1848 Add thin archive support.
1849 * archive.cc (Archive::armagt): New const.
1850 (Archive::setup): Remove task parameter and calls to unlock.
1851 (Archive::unlock_nested_archives): New function.
1852 (Archive::read_header): Add nested_off parameter. Change
1853 all callers.
1854 (Archive::interpret_header): Likewise.
1855 (Archive::include_all_members): Change to handle thin
1856 archives.
1857 (Archive::include_member): Likewise.
1858 * archive.h (Archive::Archive): Add new parameters and
1859 initializers.
1860 (Archive::armagt): New const.
1861 (Archive::setup): Remove task parameter.
1862 (Archive::unlock_nested_archives): New function.
1863 (Archive::read_header): Add nested_off parameter.
1864 (Archive::interpret_header): Likewise.
1865 (Archive::Nested_archive_table): New typedef.
1866 (Archive::is_thin_archive_): New field.
1867 (Archive::nested_archives_): New field.
1868 (Archive::options_): New field.
1869 (Archive::dirpath_): New field.
1870 (Archive::task_): New field.
1871 * readsyms.cc (Read_symbols::do_read_symbols): Add check
1872 for thin archives. Pass additional parameters to
1873 Archive::Archive. Unlock the archive file after calling
1874 Archive::setup.
1875
479f6503
ILT		 18762008-03-29 Ian Lance Taylor <iant@google.com>
1877
686c8caf
ILT		 1878 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1879 version symbol to be local.
1880 * testsuite/ver_test_4.sh: New file.
1881 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1882 (check_DATA): Add ver_test_4.syms.
1883 (ver_test_4.syms): New target.
1884 * testsuite/Makefile.in: Rebuild.
1885
ab794b6b
ILT		 1886 * output.cc
1887 (Output_section::Input_section_sort_entry::has_priority): New
1888 function.
1889 (Output_section::Input_section_sort_entry::match_file_name): New
1890 function.
1891 (Output_section::Input_section_sort_entry::match_section_name):
1892 Remove.
1893 (Output_section::Input_section_sort_entry::match_section_name_prefix):
1894 Remove.
1895 (Output_section::Input_section_sort_entry::match_section_file):
1896 Remove.
1897 (Output_section::Input_section_sort_compare::operator()): Rewrite
1898 using new Input_section_sort_entry functions. Sort crtbegin and
1899 crtend first. Sort sections with no priority before sections with
1900 a priority.
1901 * testsuite/initpri1.c (d3): Check j != 4.
1902 (cd5): New constructor/destructor function.
1903 (main): Check j != 2.
1904
479f6503
ILT		 1905 * symtab.cc (Symbol_table::add_from_object): If we don't use the
1906 new symbol when resolving, don't call set_is_default.
1907 * testsuite/ver_test_7.cc: New file.
1908 * testsuite/ver_test_7.sh: New file.
1909 * testsuite/Makefile.am (ver_test_7.so): New target.
1910 (ver_test_7.o): New target.
1911 (check_SCRIPTS): Add ver_test_7.sh.
1912 (check_DATA): Add ver_test_7.syms.
1913 (ver_test_7.syms): New target.
1914
2fd32231
ILT		 19152008-03-28 Ian Lance Taylor <iant@google.com>
1916
1917 * layout.cc (Layout::layout): If we see an input section with a
1918 name that needs sorting, set the must_sort flag for the output
1919 section.
1920 (Layout::make_output_section): If the name of the output section
1921 indicates that it might require sorting, set the may_sort flag.
1922 * output.h (Output_section::may_sort_attached_input_sections): New
1923 function.
1924 (Output_section::set_may_sort_attached_input_sections): New
1925 function.
1926 (Output_section::must_sort_attached_input_sections): New
1927 function.
1928 (Output_section::set_must_sort_attached_input_sections): New
1929 function.
1930 (class Output_section): Declare Input_section_sort_entry. Define
1931 Input_section_sort_compare. Declare
1932 sort_attached_input_sections. Add new fields:
1933 may_sort_attached_input_sections_,
1934 must_sort_attached_input_sections_,
1935 attached_input_sections_are_sorted_.
1936 * output.cc (Output_section::Output_section): Initialize new
1937 fields.
1938 (Output_section::add_input_section): Add an entry to
1939 input_sections_ if may_sort or must_sort are true.
1940 (Output_section::set_final_data_size): Call
1941 sort_attached_input_sections if necessary.
1942 (Output_section::Input_section_sort_entry): Define new class.
1943 (Output_section::Input_section_sort_compare::operator()): New
1944 function.
1945 (Output_section::sort_attached_input_sections): New function.
1946 * configure.ac: Check whether the compiler supports constructor
1947 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
1948 * testsuite/initpri1.c: New file.
1949 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
1950 CONSTRUCTOR_PRIORITY.
1951 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
1952 (initpri1_LDFLAGS): New variable.
1953 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1954
18e6b24e
ILT		 19552008-03-27 Ian Lance Taylor <iant@google.com>
1956
49bdd526
ILT		 1957 * common.cc (Sort_commons::operator): Correct sorting algorithm.
1958 * testsuite/common_test_1.c: New file.
1959 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
1960 (common_test_1_SOURCES): New variable.
1961 (common_test_1_DEPENDENCIES): New variable.
1962 (common_test_1_LDFLAGS): New variable.
1963
18e6b24e
ILT		 1964 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
1965 and commons_ correctly when NAME/VERSION does not override
1966 NAME/NULL.
1967 * testsuite/ver_test_6.c: New file.
1968 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
1969 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
1970 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
1971
04bf7072
ILT		 19722008-03-26 Ian Lance Taylor <iant@google.com>
1973
5871526f
ILT		 1974 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
1975 of an undefined symbol from a version script.
1976 * testsuite/Makefile.am (ver_test_5.so): New target.
1977 (ver_test_5.o): New target.
1978 (check_SCRIPTS): Add ver_test_5.sh.
1979 (check_DATA): Add ver_test_5.syms.
1980 (ver_test_5.syms): New target.
1981 * testsuite/ver_test_5.cc: New file.
1982 * testsuite/ver_test_5.script: New file.
1983 * testsuite/ver_test_5.sh: New file.
1984 * Makefile.in, testsuite/Makefile.in: Rebuild.
1985
04bf7072
ILT		 1986 PR gold/5986
1987 Fix problems building gold with gcc 4.3.0.
1988 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
1989 (gold_error_at_location, gold_warning_at_location): Use it.
1990 * configure.ac: Check whether we can compile and use a template
1991 function with a printf attribute.
1992 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
1993 when jumping over bytes.
1994 * object.cc: Instantiate Object::read_section_data.
1995 * debug.h: Include <cstring>
1996 * dwarf_reader.cc: Include <algorithm>
1997 * main.cc: Include <cstring>.
1998 * options.cc: Include <cstring>.
1999 * output.cc: Include <cstring>.
2000 * script.cc: Include <cstring>.
2001 * script.h: Include <string>.
2002 * symtab.cc: Include <cstring> and <algorithm>.
2003 * target-select.cc: Include <cstring>.
2004 * version.cc: Include <string>.
2005 * testsuite/testmain.cc: Include <cstdlib>.
2006 * configure, config.in: Rebuild.
2007
874c5b28
ILT		 20082008-03-25 Ian Lance Taylor <iant@google.com>
2009
819d6c3a
ILT		 2010 * options.cc: Include "../bfd/bfdver.h".
2011 (options::help): Print bug reporting address.
2012
f4b2c6f5
ILT		 2013 * version.cc (print_version): Adjust output for current value of
2014 BFD_VERSION_STRING.
2015
2016 * NEWS: New file.
2017
e96caa79
ILT		 2018 * options.cc (options::help): Print list of supported targets.
2019 * target-select.h: Include <vector>.
2020 (class Target_selector): Make machine_, size_, and is_big_endian_
2021 fields const. Add bfd_name_ and instantiated_target_ fields.
2022 (Target_selector::Target_selector): Add bfd_name parameter.
2023 (Target_selector::recognize): Make non-virtual, call
2024 do_recognize.
2025 (Target_selector::recognize_by_name): Make non-virtual, call
2026 do_recognize_by_name.
2027 (Target_selector::supported_names): New function.
2028 (Target_selector::bfd_name): New function.
2029 (Target_selector::do_instantiate_target): New pure virtual
2030 function.
2031 (Target_selector::do_recognize): New virtual function.
2032 (Target_selector::do_recognize_by_name): New virtual function.
2033 (Target_selector::instantiate_target): New private function.
2034 (supported_target_names): Declare.
2035 * target-select.cc (Target_selector::Target_selector): Update for
2036 new parameter and fields.
2037 (select_target_by_name): Check that the name matches before
2038 calling recognize_by_name.
2039 (supported_target_names): New function.
2040 * i386.cc (class Target_selector_i386): Update Target_selector
2041 constructor call. Remove recognize and recognize_by_name. Add
2042 do_instantiate_target.
2043 * x86_64.cc (class Target_selector_x86_64): Likewise.
2044 * testsuite/testfile.cc (class Target_selector_test): Update for
2045 changes to Target_selector.
2046
874c5b28
ILT		 2047 * README: Rewrite, with some notes on unsupported features.
2048
0a65a3a7
CC		 20492008-03-24 Cary Coutant <ccoutant@google.com>
2050
2051 * i386.cc (Target_i386::Got_type): New enum declaration.
2052 (Target_i386::Scan::local): Updated callers of Output_data_got
2053 member functions.
2054 (Target_i386::Scan::global): Likewise.
2055 (Target_i386::Relocate::relocate): Likewise.
2056 (Target_i386::Relocate::relocate_tls): Likewise.
2057 * object.h (Got_offset_list): New class.
2058 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2059 (Sized_relobj::local_got_offset): Likewise.
2060 (Sized_relobj::set_local_got_offset): Likewise.
2061 (Sized_relobj::local_has_tls_got_offset): Removed.
2062 (Sized_relobj::local_tls_got_offset): Removed.
2063 (Sized_relobj::set_local_tls_got_offset): Removed.
2064 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2065 * output.cc (Output_data_got::add_global): Added got_type parameter.
2066 (Output_data_got::add_global_with_rel): Likewise.
2067 (Output_data_got::add_global_with_rela): Likewise.
2068 (Output_data_got::add_global_pair_with_rel): New function.
2069 (Output_data_got::add_global_pair_with_rela): New function.
2070 (Output_data_got::add_local): Added got_type parameter.
2071 (Output_data_got::add_local_with_rel): Likewise.
2072 (Output_data_got::add_local_with_rela): Likewise.
2073 (Output_data_got::add_local_pair_with_rel): New function.
2074 (Output_data_got::add_local_pair_with_rela): New function.
2075 (Output_data_got::add_global_tls): Removed.
2076 (Output_data_got::add_global_tls_with_rel): Removed.
2077 (Output_data_got::add_global_tls_with_rela): Removed.
2078 (Output_data_got::add_local_tls): Removed.
2079 (Output_data_got::add_local_tls_with_rel): Removed.
2080 (Output_data_got::add_local_tls_with_rela): Removed.
2081 * output.h (Output_data_got::add_global): Added got_type parameter.
2082 (Output_data_got::add_global_with_rel): Likewise.
2083 (Output_data_got::add_global_with_rela): Likewise.
2084 (Output_data_got::add_global_pair_with_rel): New function.
2085 (Output_data_got::add_global_pair_with_rela): New function.
2086 (Output_data_got::add_local): Added got_type parameter.
2087 (Output_data_got::add_local_with_rel): Likewise.
2088 (Output_data_got::add_local_with_rela): Likewise.
2089 (Output_data_got::add_local_pair_with_rel): New function.
2090 (Output_data_got::add_local_pair_with_rela): New function.
2091 (Output_data_got::add_global_tls): Removed.
2092 (Output_data_got::add_global_tls_with_rel): Removed.
2093 (Output_data_got::add_global_tls_with_rela): Removed.
2094 (Output_data_got::add_local_tls): Removed.
2095 (Output_data_got::add_local_tls_with_rel): Removed.
2096 (Output_data_got::add_local_tls_with_rela): Removed.
2097 * resolve.cc (Symbol::override_base_with_special): Removed
2098 reference to has_got_offset_ field.
2099 * symtab.cc (Symbol::init_fields): Replaced initialization
2100 of got_offset_ with got_offsets_. Removed initialization
2101 of has_got_offset_
53fcba31 2102 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2103 (Symbol::got_offset): Likewise.
2104 (Symbol::set_got_offset): Likewise.
2105 (Symbol::has_tls_got_offset): Removed.
2106 (Symbol::tls_got_offset): Removed.
2107 (Symbol::set_tls_got_offset): Removed.
2108 (Symbol::got_offset_): Removed.
2109 (Symbol::tls_mod_got_offset_): Removed.
2110 (Symbol::tls_pair_got_offset_): Removed.
2111 (Symbol::got_offsets_): New field.
2112 (Symbol::has_got_offset): Removed.
2113 (Symbol::has_tls_mod_got_offset): Removed.
2114 (Symbol::has_tls_pair_got_offset): Removed.
2115 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2116 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2117 member functions.
2118 (Target_x86_64::Scan::global): Likewise.
2119 (Target_x86_64::Relocate::relocate): Likewise.
2120 (Target_x86_64::Relocate::relocate_tls): Likewise.
2121
bd52eafb
BE		 21222008-03-25 Ben Elliston <bje@au.ibm.com>
2123
2124 * yyscript.y: Fix spelling error in comment.
2125
8b105e34
ILT		 21262008-03-24 Ian Lance Taylor <iant@google.com>
2127
8ed814a9
ILT		 2128 * options.h (class General_options): Define build_id option.
2129 * layout.h (class Layout): Declare write_build_id, create_note,
2130 create_build_id. Add build_id_note_ member.
2131 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2132 "libiberty.h", "md5.h", "sha1.h".
2133 (Layout::Layout): Initialize eh_frame_data_,
2134 eh_frame_hdr_section_, and build_id_note_.
2135 (Layout::finalize): Call create_build_id.
2136 (Layout::create_note): New function, broken out of
2137 Layout::create_gold_note.
2138 (Layout::create_gold_note): Call create_note.
2139 (Layout::create_build_id): New function.
2140 (Layout::write_build_id): New function.
2141 (Close_task_runner::run): Call write_build_id.
2142
8b105e34
ILT		 2143 * x86_64.cc: Correct license to GPLv3.
2144
086a1841
ILT		 21452008-03-23 Ian Lance Taylor <iant@google.com>
2146
2147 * options.cc: Include "demangle.h".
2148 (parse_optional_string): New function.
2149 (parse_long_option): Handle takes_optional_argument.
2150 (parse_short_option): Update dash_z initializer. Handle
2151 takes_optional_argument.
2152 (General_options::General_options): Initialize do_demangle_.
2153 (General_options::finalize): Set do_demangle_. Handle demangling
2154 style.
2155 * options.h (parse_optional_string): Declare.
2156 (struct One_option): Add optional_arg field. Update constructor.
2157 Update call constructor calls. Add takes_optional_argument
2158 function.
2159 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2160 (DEFINE_optional_string): Define.
2161 (General_options::demangle): Change from DEFINE_bool to
2162 DEFINE_optional_string.
2163 (General_options::no_demangle): New function.
2164 (General_options::do_demangle): New function.
2165 (General_options::set_do_demangle): New function.
2166 (General_options::execstack_status_): Move definition to end of
2167 class definition.
2168 (General_options::static_): Likewise.
2169 (General_options::do_demangle_): New field.
2170 * object.cc (big_endian>::get_symbol_location_info): Call
2171 Options::do_demangle, not Options::demangle.
2172 * symtab.cc (demangle): Likewise.
2173
cbb93e63
ILT		 21742008-03-22 Ian Lance Taylor <iant@google.com>
2175
2176 * gold.h: Include <cstddef> and <sys/types.h>
2177 * options.h: Include <cstring>.
2178
ec531623
ILT		 21792008-03-21 Ian Lance Taylor <iant@google.com>
2180
2181 * Added source code to GNU binutils.
2182
GDB Binutils - Deliverables
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