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[deliverable/binutils-gdb.git] / gold / ChangeLog
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4e1e25e0
CC		 12008-10-07 Cary Coutant <ccoutant@google.com>
2
3 * options.c (General_options::finalize): Add check for -static and
4 -shared.
5 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
6 is not empty.
7
92f03fcb
CC		 82008-10-02 Cary Coutant <ccoutant@google.com>
9
10 * plugin.cc (make_sized_plugin_object): Fix conditional
11 compilation to work when not all targets are enabled.
12
fbd8a257
CC		 132008-09-29 Cary Coutant <ccoutant@google.com>
14
15 * archive.cc (Archive::get_file_and_offset): Use filename instead
16 of name to get library path.
17 (Archive::include_member): Unlock external member of a thin archive.
18
19 * testsuite/Makefile.am (TEST_AR): New variable.
20 (thin_archive_test_1): New test.
21 (thin_archive_test_2): New test.
81636b3f
CC		 22 * testsuite/Makefile.in: Regenerate.
23 * testsuite/thin_archive_main.cc: New file.
24 * testsuite/thin_archive_test_1.cc: New file.
25 * testsuite/thin_archive_test_2.cc: New file.
26 * testsuite/thin_archive_test_3.cc: New file.
27 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 28
eff45813
CC		 292008-09-29 Cary Coutant <ccoutant@google.com>
30
31 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
32 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
33 instead of -1U.
34 (Sized_relobj::do_finalize_local_symbols): Likewise.
35 (Sized_relobj::map_to_kept_section): Likewise.
36 * object.h (Sized_relobj::invalid_address): New constant.
37 (Sized_relobj::do_output_section_offset): Check for invalid_address
38 and return -1ULL.
39 * output.cc (Output_reloc::local_section_offset): Use constant
40 invalid_address instead of -1U.
41 (Output_reloc::get_address): Likewise.
42 (Output_section::output_address): Change -1U to -1ULL.
43 * output.h (Output_reloc::invalid_address): New constant.
44 * reloc.cc (Sized_relobj::write_sections): Use constant
45 invalid_address instead of -1U.
46 (Sized_relobj::relocate_sections): Likewise.
47 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
48 values for merge sections.
49 * target-reloc.h (relocate_for_relocatable): Use constant
50 invalid_address instead of -1U.
51
89fc3421
CC		 522008-09-19 Cary Coutant <ccoutant@google.com>
53
54 Add plugin functionality for link-time optimization (LTO).
55 * configure.ac (plugins): Add --enable-plugins option.
56 * configure: Regenerate.
57 * config.in: Regenerate.
58 * Makefile.am (LIBDL): New variable.
59 (CCFILES): Add plugin.cc.
60 (HFILES): Add plugin.h.
61 (ldadd_var): Add LIBDL.
62 * Makefile.in: Regenerate.
63
64 * archive.cc: Include "plugin.h".
65 (Archive::setup): Don't preread archive symbols when using a plugin.
66 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
67 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
68 files.
69 (Archive::include_member): Add symbols from plugin objects.
70 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
71 * descriptors.cc (Descriptors::open): Check for file descriptors
72 abandoned by plugins.
73 (Descriptors::claim_for_plugin): New function.
74 * descriptors.h (Descriptors::claim_for_plugin): New function.
75 (Open_descriptor::is_claimed): New field.
76 (claim_descriptor_for_plugin): New function.
77 * fileread.cc (File_read::claim_for_plugin): New function.
78 * fileread.h (File_read::claim_for_plugin): New function.
79 (File_read::descriptor): New function.
80 * gold.cc: Include "plugin.h".
81 (queue_initial_tasks): Add task to call plugin hooks for generating
82 new object files.
83 * main.cc: Include "plugin.h".
84 (main): Load plugin libraries.
85 * object.h (Pluginobj): Declare.
86 (Object::pluginobj): New function.
87 (Object::do_pluginobj): New function.
88 (Object::set_target): New function.
89 * options.cc: Include "plugin.h".
90 (General_options::parse_plugin): New function.
91 (General_options::General_options): Initialize plugins_ field.
92 (General_options::add_plugin): New function.
93 * options.h (Plugin_manager): Declare.
94 (General_options): Add --plugin option.
95 (General_options::has_plugins): New function.
96 (General_options::plugins): New function.
97 (General_options::add_plugin): New function.
98 (General_options::plugins_): New field.
99 * plugin.cc: New file.
100 * plugin.h: New file.
101 * readsyms.cc: Include "plugin.h".
102 (Read_symbols::do_read_symbols): Check for archive before checking
103 for ELF file. Call plugin hooks to claim files.
104 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
105 from a real object file; force override when processing replacement
106 files.
107 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
108 (Symbol::init_base_object): Likewise.
109 (Symbol::init_base_output_data): Likewise.
110 (Symbol::init_base_output_segment): Likewise.
111 (Symbol::init_base_constant): Likewise.
112 (Symbol::init_base_undefined): Likewise.
113 (Symbol::output_section): Assert that object is not a plugin.
114 (Symbol_table::add_from_pluginobj): New function.
115 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
116 undefined.
117 (Symbol_table::sized_write_globals): Likewise.
118 (Symbol_table::add_from_pluginobj): Instantiate template.
119 * symtab.h (Sized_pluginobj): Declare.
120 (Symbol::in_real_elf): New function.
121 (Symbol::set_in_real_elf): New function.
122 (Symbol::in_real_elf_): New field.
123 (Symbol_table::add_from_pluginobj): New function.
124
125 * testsuite/Makefile.am (AM_CFLAGS): New variable.
126 (LIBDL): New variable.
127 (LDADD): Add LIBDL.
128 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
129 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
130 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
131 (MOSTLYCLEANFILES): Likewise.
132 * testsuite/Makefile.in: Regenerate.
133 * testsuite/plugin_test.c: New file.
134 * testsuite/plugin_test_1.sh: New file.
135 * testsuite/plugin_test_2.sh: New file.
136
de31bda5
ILT		 1372008-09-16 Ian Lance Taylor <iant@google.com>
138
9c2d0ef9
ILT		 139 * target-reloc.h (relocate_section): Check whether a symbol is
140 defined by the ABI before reporting an undefined symbol error.
141 * target.h (Target::is_defined_by_abi): Make parameter const.
142 (Target::do_is_defined_by_abi): Likewise.
143 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
144 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
145 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
146 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
147 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
148 * testsuite/Makefile.in: Rebuild.
149
de31bda5
ILT		 150 * fileread.cc (make_view): Add casts to avoid warning.
151
9fa33bee
AO		 1522008-09-16 Alexandre Oliva <aoliva@redhat.com>
153
154 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
155 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
156
183fd0e3
AO		 1572008-09-16 Alexandre Oliva <aoliva@redhat.com>
158
159 * options.h (General_options::output_is_executable): New.
160 (General_options::output_is_pie): New.
161 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
162 for shared libraries.
163 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
164
7be8330a
CD		 1652008-09-11 Chris Demetriou <cgd@google.com>
166
167 * options.h (origin): New -z option.
168 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
169 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
170 in DT_FLAGS_1.
171
a9caad02
CC		 1722008-09-05 Cary Coutant <ccoutant@google.com>
173
174 * fileread.cc (File_read::make_view): Add check for attempt to map
175 beyond end of file.
176
ae6dce4d
CC		 1772008-09-05 Cary Coutant <ccoutant@google.com>
178
179 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
180 explicit instantiations.
181
d7ab2a47
KVH		 1822008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
183
184 PR gold/6858
185 * options.cc (General_options::finalize): Allow undefined symbols
186 in shlibs if linking -shared.
187
188 PR gold/6859
189 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
190 symbols as not needing a dynsym entry.
191
1e52a9c1
CS		 1922008-08-20 Craig Silverstein <csilvers@google.com>
193
194 * fileread.cc (File_read::open): Do not lock the file unless it
195 was successfully opened.
196
d85c80a3
CC		 1972008-08-14 Cary Coutant <ccoutant@google.com>
198
199 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
200 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
201 * testsuite/tls_test.cc (struct int128): 128-bit struct
202 for testing TLS relocs with non-zero addend.
203 (v12): New TLS variable.
204 (t12): New test.
205 (t_last): Add check for v12.
206 * testsuite/tls_test.h (t12): New function.
207 * testsuite/tls_test_main.cc (thread_routine): Call new test.
208
2d924fd9
ILT		 2092008-08-13 Ian Lance Taylor <iant@google.com>
210
211 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
212 set tls_segment_ or relro_segment_.
213 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
214 when appropriate.
215 * output.h (Output_section::clear_is_relro): New function.
216 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
217 sections specially even when output_data_ is empty.
218 (Output_segment::maximum_alignment): When first section is relro,
219 only force alignment for PT_LOAD segments.
220 * script.cc (script_data_segment_align): New function.
221 (script_data_segment_relro_end): New function.
222 * script-c.h (script_data_segment_align): Declare.
223 (script_data_segment_relro_end): Declare.
224 * script-sections.h (class Script_sections): Declare
225 data_segment_align and data_segment_relro_end. Add fields
226 segment_align_index_ and saw_relro_end_.
227 * script-sections.cc (class Sections_element): Add set_is_relro
228 virtual function. Add new bool* parameter to place_orphan_here.
229 Add get_output_section virtual function.
230 (class Output_section_definition): Add set_is_relro. Add new
231 bool* parameter to place_orphan_here. Add get_output_section.
232 Add is_relro_ field.
233 (Output_section_definition::Output_section_definition): Initialize
234 evaluated_address_, evaluated_load_address, evaluated_addralign_,
235 and is_relro_ fields.
236 (Output_section_definition::place_orphan_here): Add is_relro
237 parameter.
238 (Output_section_definition::set_section_addresses): Set relro for
239 output section.
240 (Output_section_definition::alternate_constraint): Likewise.
241 (class Orphan_output_section): Add new bool* parameter to
242 place_orphan_here. Add get_output_section.
243 (Orphan_output_section::place_orphan_here): Add is_relro
244 parameter.
245 (Script_sections::Script_sections): Initialize
246 data_segment_align_index_ and saw_relro_end_.
247 (Script_sections::data_segment_align): New function.
248 (Script_sections::data_segment_relro_end): New function.
249 (Script_sections::place_orphan): Set or clear is_relro.
250 (Script_sections::set_section_addresses): Force alignment of first
251 TLS section.
252 * yyscript.y (exp): Call script_data_segment_align and
253 script_data_segment_relro_end.
254 * testsuite/relro_script_test.t: New file.
255 * testsuite/relro_test.cc (using_script): Declare.
256 (t1, t2): Test using_script.
257 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
258 (relro_script_test_SOURCES): Define.
259 (relro_script_test_DEPENDENCIES): Define.
260 (relro_script_test_LDFLAGS): Define.
261 (relro_script_test_LDADD): Define.
262 (relro_script_test.so): New target.
263 * testsuite/Makefile.in: Rebuild.
264
f827c9a9
CC		 2652008-08-06 Cary Coutant <ccoutant@google.com>
266
267 * archive.cc (Archive::total_archives, Archive::total_members)
268 (Archive::total_members_loaded): New variables.
269 (Archive::setup): Add parameter. Add option to preread
270 archive symbols.
271 (Archive::read_armap): Add counter.
272 (Archive::get_file_and_offset): New function.
273 (Archive::get_elf_object_for_member): New function.
274 (Archive::read_all_symbols): New function.
275 (Archive::read_symbols): New function.
276 (Archive::add_symbols): Add counters.
277 (Archive::include_all_members): Use armap to find members if it's
278 already built.
279 (Archive::include_member): Skip reading symbols if already read.
280 Factored code into Archive::get_file_and_offset and
281 Archive::get_elf_object_for_member. Changed call to
282 Mapfile::report_include_archive_member.
283 (Archive::print_stats): New function.
284 * archive.h: Declare Object and Read_symbols_data classes.
285 (Archive::Archive): Add initializers for new members.
286 (Archive::setup): Add parameter.
287 (Archive::print_stats): New function.
288 (Archive::total_archives, Archive::total_members)
289 (Archive::total_members_loaded): New variables.
290 (Archive::get_file_and_offset): New function.
291 (Archive::get_elf_object_for_member): New function.
292 (Archive::read_all_symbols): New function.
293 (Archive::read_symbols): New function.
294 (Archive::Archive_member): New class.
295 (Archive::members_): New member.
296 (Archive::num_members_): New member.
297 * main.cc: Include archive.h.
298 (main): Call Archive::print_stats.
299 * mapfile.cc (Mapfile::report_include_archive_member): Delete
300 archive parameter; member_name is now the fully-decorated name.
301 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
302 * options.h: (General_options): Add --preread-archive-symbols option.
303 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
304 Archive::setup.
305
de4c45bd
ILT		 3062008-08-04 Ian Lance Taylor <iant@google.com>
307
308 * symtab.h (Symbol::use_plt_offset): New function.
309 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
310 * powerpc.cc (Relocate::relocate): Likewise.
311 * sparc.cc (Relocate::relocate): Likewise.
312 * x86_64.cc (Relocate::relocate): Likewise.
313 * testsuite/weak_plt.sh: New test.
314 * testsuite/weak_plt_main.cc: New test.
315 * testsuite/weak_plt_shared.cc: New test.
316 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
317 (check_PROGRAMS): Add weak_plt.
318 (check_DATA): Add weak_plt_shared.so.
319 (weak_plt_main_pic.o, weak_plt): New targets.
320 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
321 * testsuite/Makefile.in: Rebuild.
322
323 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
324 gcctestdir/ld.
325 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
326 * testsuite/Makefile.in: Rebuild.
327
323ee3f4
AM		 3282008-08-04 Alan Modra <amodra@bigpond.net.au>
329
330 * Makefile.am (POTFILES.in): Set LC_ALL=C.
331 * Makefile.in: Regenerate.
332 * po/POTFILES.in: Regenerate.
333
7c07ecec
ILT		 3342008-07-29 Ian Lance Taylor <iant@google.com>
335
336 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
337 symbols before other symbols.
338 * testsuite/script_test_2.cc (test_addr): Declare.
339 (test_addr_alias): Declare.
340 (main): Check that test_addr and test_addr_alias have the right
341 values.
342 * testsuite/script_test_2.t: Define test_addr_alias and
343 test_addr.
344
5778530e
ILT		 3452008-07-24 Ian Lance Taylor <iant@google.com>
346
2a00e4fb
ILT		 347 PR 5990
348 * descriptors.cc: New file.
349 * descriptors.h: New file.
350 * gold-threads.h (class Hold_optional_lock): New class.
351 * fileread.cc: Include "descriptors.h".
352 (File_read::~File_read): Release descriptor rather than closing
353 it.
354 (File_read::open) [file]: Call open_descriptor rather than open.
355 Set is_descriptor_opened_.
356 (File_read::open) [memory]: Assert that descriptor is not open.
357 (File_read::reopen_descriptor): New function.
358 (File_read::release): Release descriptor.
359 (File_read::do_read): Make non-const. Reopen descriptor.
360 (File_read::read): Make non-const.
361 (File_read::make_view): Reopen descriptor.
362 (File_read::do_readv): Likewise.
363 * fileread.h (class File_read): Add is_descriptor_opened_ field.
364 Update declarations.
365 * layout.cc: Include "descriptors.h".
366 (Layout::create_build_id): Use open_descriptor rather than open.
367 * output.cc: Include "descriptors.h".
368 (Output_file::open): Use open_descriptor rather than open.
369 * archive.cc (Archive::const_iterator): Change Archive to be
370 non-const.
371 (Archive::begin, Archive::end): Make non-const.
372 (Archive::count_members): Likewise.
373 * archive.h (class Archive): Update declarations.
374 * object.h (Object::read): Make non-const.
375 * Makefile.am (CCFILES): Add descriptors.cc.
376 (HFILES): Add descriptors.h.
377 * Makefile.in: Rebuild.
378
801647d1
ILT		 379 PR 6716
380 * gold.h: Always include <clocale>. Add Solaris workarounds
381 following code in binutils/sysdep.h.
382
5edd166e
ILT		 383 PR 6048
384 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
385 this->eh_frame_hdr_ is NULL before using it.
386
c89ad728
ILT		 387 * dynobj.cc (Versions::Versions): Update comment.
388
aa86f06b
ILT		 389 * dynobj.cc (Versions::Versions): If there is an soname, use it as
390 the base version name.
391
5778530e
ILT		 392 * stringpool.cc (Stringpool_template::add_with_length): Set key to
393 array size plus one.
394 (Stringpool_template::set_string_offsets): Subtract one from key
395 before using it as an array index.
396 (Stringpool_template::get_offset_with_length): Likewise.
397 (Stringpool_template::write_to_buffer): Likewise.
398 * stringpool.h (Stringpool_template::get_offset_from_key):
399 Likewise.
400
057ead22
ILT		 4012008-07-23 Ian Lance Taylor <iant@google.com>
402
7f649c59
ILT		 403 PR 6658
404 * object.h (Merged_symbol_value::value): Do our best to handle a
405 negative addend.
406
057ead22
ILT		 407 PR 6647
408 * script.cc (Version_script_info::get_versions): Don't add empty
409 version tag to return value.
410 (Version_script_info::get_symbol_version_helper): Change return
411 type to bool. Add pversion parameter. Change all callers.
412 (script_register_vers_node): Don't require a non-NULL tag.
413 * script.h (class Version_script_info): Update declarations.
414 (Version_script_info::get_symbol_version): Change return type to
415 bool. Add version parameter. Change all callers.
416 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
417 handling. Handle an empty version from a version script.
418 (Symbol_table::define_special_symbol): Likewise.
419 * testsuite/ver_test_10.script: New file.
420 * testsuite/ver_test_10.sh: New file.
421 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
422 (check_DATA): Add ver_test_10.syms.
423 (ver_test_10.syms, ver_test_10.so): New target.
424 * testsuite/Makefile.in: Rebuild.
425
58e54ac2
CD		 4262008-07-23 Simon Baldwin <simonb@google.com>
427
428 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
429 to zero for undefined symbols from dynamic libraries.
430
95d14cd3
ILT		 4312008-07-23 Ian Lance Taylor <iant@google.com>
432
433 * symtab.cc (Symbol_table::resolve): Remove version parameter.
434 Change all callers.
435 * symtab.h (class Symbol_table): Update declaration.
436 * testsuite/ver_test_9.cc: New file.
437 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
438 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
439 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
440 (ver_test_9.so, ver_test_9.o): New targets.
441 * testsuite/Makefile.in: Rebuild.
442
92de84a6
ILT		 4432008-07-22 Ian Lance Taylor <iant@google.com>
444
34810851
ILT		 445 * options.h (class General_options): Define --check-sections.
446 * layout.cc (Layout::set_segment_offsets): Handle
447 --check-sections.
448
af6156ef
ILT		 449 * options.h (class General_options): Define -n/--nmagic and
450 -N/--omagic.
451 * options.cc (General_options::finalize): For -n/--nmagic or
452 -N/--omagic, set -static.
453 * layout.cc (Layout::attach_allocated_section_to_segment): If
454 -N/--omagic, don't put read-only and read-write sections in
455 different segments.
456 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
457 finding a read-only segment.
458 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
459 don't set the minimum segment alignment to the common page size,
460 and don't set the file offset to the address modulo the page size.
461 * script-sections.cc (Script_sections::create_segments): If
462 -n/--omagic, don't put read-only and read-write sections in
463 different segments.
464
92de84a6
ILT		 465 * cref.cc: New file.
466 * cref.h: New file.
467 * options.h (class General_options): Add --print-symbol-counts.
468 * main.cc (main): Issue defined symbol report if requested.
469 * archive.cc (Archive::interpret_header): Make into a const member
470 function.
471 (Archive::add_symbols): Call Input_objects::archive_start and
472 archive_stop.
473 (Archive::const_iterator): Define new class.
474 (Archive::begin, Archive::end): New functions.
475 (Archive::include_all_members): Rewrite to use iterator.
476 (Archive::count_members): New function.
477 * archive.h (class Archive): Update declarations.
478 (Archive::filename): New function.
479 * object.cc: Include "cref.h".
480 (Sized_relobj::Sized_relobj): Initialize defined_count_.
481 (Sized_relobj::do_get_global_symbol_counts): New function.
482 (Input_objects::add_object): Add object to cross-referencer.
483 (Input_objects::archive_start): New function.
484 (Input_objects::archive_stop): New function.
485 (Input_objects::print_symbol_counts): New function.
486 * object.h: Declare Cref and Archive.
487 (Object::get_global_symbol_counts): New function.
488 (Object::do_get_global_symbol_counts): New pure virtual function.
489 (class Sized_relobj): Add defined_count_ field. Update
490 declarations.
491 (class Input_objects): Add cref_ field. Update constructor.
492 Update declarations.
493 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
494 defined_count_.
495 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
496 symbol counts.
497 (Sized_dynobj::do_get_global_symbol_counts): New function.
498 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
499 defined_count_. Update declarations. Define Symbols typedef.
500 * symtab.cc (Symbol_table::add_from_relobj): Add defined
501 parameter. Change all callers.
502 (Symbol_table::add_from_dynobj): Add sympointers and defined
503 parameters. Change all callers.
504 * symtab.h (class Symbol_table): Update declarations.
505 * Makefile.am (CCFILES): Add cref.cc.
506 (HFILES): Add cref.h.
507 * Makefile.in: Rebuild.
508
3f7c5e1d
CD		 5092008-07-22 Simon Baldwin <simonb@google.com>
510
511 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
512 to zero when writing undefined symbols.
513
e0b64032
ILT		 5142008-07-22 Ian Lance Taylor <iant@google.com>
515
516 * output.cc (Output_section::add_input_section): Don't try to
517 merge empty merge sections.
518
096b02cf
CS		 5192008-07-21 Craig Silverstein <csilvers@google.com>
520
521 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
522 Include symbol version in error message.
523
1d1f116d
CD		 5242008-07-20 Chris Demetriou <cgd@google.com>
525
526 * configure.ac (gold_cv_c_random_seed): New configured variable.
527 (RANDOM_SEED_CFLAGS): New substituted variable.
528 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
529 * configure: Rebuild.
530 * Makefile.in: Likewise.
531 * testsuite/Makefile.in: Likewise.
532
a18f591e
ILT		 5332008-07-18 Ian Lance Taylor <iant@google.com>
534
535 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
536 where we see NAME/NULL and NAME/VERSION as separate symbols.
537 * testsuite/ver_test_main.cc (main): Call t4.
538 (t4, t4_2a): Define.
539 * testsuite/ver_test_2.cc (t4_2): Define.
540 * testsuite/ver_test_2.script: Put t4_2a in VER2.
541 * testsuite/ver_test_4.cc (t4_2a): Define.
542 * testsuite/ver_test_4.script: Put t4_2a in VER2.
543 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
544
c6e3f6ed
ILT		 5452008-07-17 Ian Lance Taylor <iant@google.com>
546
547 * dynobj.cc (Versions::add_def): If we give an error about a
548 missing version, go ahead and create the version anyhow.
549
ef9beddf
ILT		 5502008-07-10 Ian Lance Taylor <iant@google.com>
551
552 Handle output sections with more than 0x7fffffff bytes.
553 * object.h (class Relobj): Change map_to_output_ to
554 output_sections_, and just keep a section pointer. Change all
555 uses. Move comdat group support to Sized_relobj.
556 (Relobj::is_section_specially_mapped): Remove.
557 (Relobj::output_section): Remove poff parameter. Change all
558 callers.
559 (Relobj::output_section_offset): New function.
560 (Relobj::set_section_offset): Rewrite.
561 (Relobj::map_to_output): Remove.
562 (Relobj::output_sections): New function.
563 (Relobj::do_output_section_offset): New pure virtual function.
564 (Relobj::do_set_section_offset): Likewise.
565 (class Sized_relobj): Add section_offsets_ field. Add comdat
566 group support from Relobj. Update declarations.
567 (Sized_relobj::get_output_section_offset): New function.
568 (Sized_relobj::do_output_section_offset): New function.
569 (Sized_relobj::do_set_section_offset): New function.
570 * object.cc (Relobj::output_section_address): Remove.
571 (Sized_relobj::Sized_relobj): Initialize new fields.
572 (Sized_relobj::include_section_group): Cast find_kept_object to
573 Sized_relobj.
574 (Sized_relobj::include_linkonce_section): Likewise.
575 (Sized_relobj::do_layout): Use separate arrays for output section
576 and output offset.
577 (Sized_relobj::do_count_local_symbols): Change map_to_output to
578 output_sections.
579 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
580 output_sections and section_offsets.
581 (Sized_relobj::write_local_symbols): Likewise.
582 (map_to_kept_section): Compute output address directly.
583 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
584 output_sections and section_offsets.
585 (Sized_relobj::write_sections): Likewise.
586 (Sized_relobj::relocate_sections): Likewise.
587 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
588 * output.h (class Output_reloc): Update declarations. Change
589 u2_.relobj to Sized_relobj*.
590 (class Output_data_reloc): Change add functions to use
591 Sized_relobj*.
592 * output.cc (Output_reloc::Output_reloc): Change relobj to
593 Sized_relobj*.
594 (Output_reloc::local_section_offset): Change return type to
595 Elf_Addr. Use get_output_section_offset.
596 (Output_reloc::get_address): Likewise.
597 (Output_section::is_input_address_mapped): Don't call
598 is_section_specially_mapped.
599 (Output_section::output_offset): Likewise.
600 (Output_section::output_address): Likewise.
601 (Output_section::starting_output_address): Likewise.
602 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
603 parameter to Sized_relobj*.
604 (Copy_relocs::need_copy_reloc): Likewise.
605 (Copy_relocs::save): Likewise.
606 * copy-relocs.h (class Copy_relocs): Update declarations.
607 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
608 Sized_relobj*. Change relobj_ field to Sized_relobj*.
609 * target-reloc.h (relocate_for_relocatable): Change
610 offset_in_output_section type to Elf_Addr. Change code that uses
611 it as well.
612 * layout.cc (Layout::layout): Always set *off.
613 * mapfile.cc (Mapfile::print_input_section): Use
614 output_section_offset.
615 * i386.cc (Target_i386::copy_reloc): Change object parameter to
616 Sized_relobj*.
617 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
618 * sparc.cc (Target_sparc::copy_reloc): Likewise.
619 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
620
5cb66f97
ILT		 6212008-07-03 Ian Lance Taylor <iant@google.com>
622
623 * layout.cc (Layout::include_section): Do not discard unrecognized
624 SHT_STRTAB sections.
625
afe47622
CS		 6262008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
627
628 * script.cc (Lex::can_continue_name): Make '?' allowable in
629 version-script names.
630 * testsuite/version_script.map: Change glob pattern to use '?'
631
5adf9721
ILT		 6322008-06-30 Manish Singh <yosh@gimp.org>
633
634 PR 6585
635 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
636 Correct typo.
637
e6fde208
ILT		 6382008-06-30 Ian Lance Taylor <iant@google.com>
639
640 PR 6660
641 PR 6682
642 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
643 versions]: Don't try to read the value in the contents, since we
644 don't use it. Use the template endianness when writing.
645
3f2e6a2d
CC		 6462008-06-25 Cary Coutant <ccoutant@google.com>
647
648 * fileread.cc (File_read::make_view): Assert on zero-length view.
649 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
650 symbol table when there are no symbols to read.
651
c43d3a48
CS		 6522008-06-23 Craig Silverstein <csilvers@google.com>
653
654 * version.cc (version_string): Bump to 1.7
655
5f494ea0
CS		 6562008-06-18 Craig Silverstein <csilvers@google.com>
657
658 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
659 constant 0xFFFF to type Valtype.
660 (Powerpc_relocate_functions::rel16_ha): Likewise.
661
c42e122e
ILT		 6622008-06-17 Ian Lance Taylor <iant@google.com>
663
f34787f8
ILT		 664 * output.h (Output_section::Input_section): Initialize p2align_ to
665 zero for Output_section_data constructors.
666 (Output_section::Input_section::addralign): If not an input
667 section, return the alignment of the Output_section_data.
668 * testsuite/copy_test.cc: New file.
669 * testsuite/copy_test_1.cc: New file.
670 * testsuite/copy_test_2.cc: New file.
671 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
672 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
673 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
674 (copy_test_1_pic.o, copy_test_1.so): New targets.
675 (copy_test_2_pic.o, copy_test_2.so): New targets.
676 * testsuite/Makefile.in: Rebuild.
677
c42e122e
ILT		 678 * script-sections.cc (Script_sections::place_orphan): Initialize
679 local variable exact.
680
ce3ac18a
DE		 6812008-06-13 David Edelsohn <edelsohn@gnu.org>
682
683 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
684
42cacb20
DE		 6852008-06-12 David Edelsohn <edelsohn@gnu.org>
686 David S. Miller <davem@davemloft.net>
687
688 * powerpc.cc: New file.
689 * Makefile.am (TARGETSOURCES): Add powerpc.cc
690 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
691 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
692 * Makefile.in: Rebuild.
693
7b308235
ILT		 6942008-06-09 Ian Lance Taylor <iant@google.com>
695
696 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
697 <exception>.
698 (throwing, orig_terminate): New static variables.
699 (terminate_handler): New static function.
700 (t2): Set terminate handler.
701
f0b886e3
ILT		 7022008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
703
704 PR 6584
705 * binary.cc (Binary_to_elf::sized_convert): Fix .data
706 alignment.
707
3e90f135
CC		 7082008-05-30 Cary Coutant <ccoutant@google.com>
709
710 * archive.cc (Archive::include_all_members) Correct to step
711 over symbol table and extended name table in thin archives.
712
e09ad04a
ILT		 7132008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
714
715 PR 6407
716 * target-reloc.h (relocate_for_relocatable): Fix new_offset
717 calculation.
718
62b01cb5
ILT		 7192008-05-28 Caleb Howe <cshowe@google.com>
720
721 * reduced_debug_output.cc: New file.
722 * reduced_debug_output.h: New file.
92de84a6 723 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 724 * options.cc (General_options::finalize): Add strip_debug_non_line
725 to the strip heirarchy.
726 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
727 fields.
728 * layout.cc: Include "reduced_debug_output.h".
729 (Layout::Layout): Initialize new fields.
730 (line_only_debug_sections): New static array.
731 (is_lines_only_debug_sections): New static inline function.
732 (Layout::include_section): Handle --strip-debug-non-line.
733 (Layout::make_output_section): If --strip-debug-non-line, build
734 new output sections for .debug_abbrev and .debug_info.
735 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
736 gold. Warn about possible overflow.
737 (read_signed_LEB_128): Likewise.
738 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
739 (read_signed_LEB_128): Declare.
740 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
741 (HFILES): Add reduced_debug_output.h.
742 * Makefile.in: Rebuild.
743
7d9e3d98
ILT		 7442008-05-21 Ian Lance Taylor <iant@google.com>
745
746 * mapfile.cc: New file.
747 * mapfile.h: New file.
748 * options.h (class General_options): Add -M/--print-map and -Map.
749 * options.cc (General_options::finalize): Make -M equivalent to
750 -Map -.
751 * main.cc: Include <cstdio> and "mapfile.h".
752 (main): Open mapfile if requested.
753 * gold.cc (class Middle_runner): Add mapfile_ field. Update
754 constructor. Change caller.
755 (queue_initial_tasks): Add mapfile parameter. Change caller.
756 (queue_middle_tasks): Likewise.
757 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
758 declarations.
759 * archive.cc: Include "mapfile.h".
760 (Archive::add_symbols): Add mapfile parameter. Change all
761 callers. Pass mapfile, symbol, and reason to include_member.
762 (Archive::include_all_members): Add mapfile parameter. Change all
763 callers.
764 (Archive::include_member): Add mapfile, sym, and why parameters.
765 Change all callers. Report inclusion to map file.
766 * archive.h: Include "fileread.h".
767 (class Archive): Update declarations.
768 (Archive::file): New const method.
769 (class Add_archive_symbols): Add mapfile_ field. Update
770 constructor. Change all callers.
771 * readsyms.h (class Read_symbols): Likewise.
772 (class Finish_group): Likewise.
773 (class Read_script): Likewise.
774 * common.cc: Include "mapfile.h".
775 (Symbol_table::allocate_commons): Add mapfile parameter. Change
776 all callers.
777 (Symbol_table::do_allocate_commons): Likewise.
778 (Symbol_table::do_allocate_commons_list): Likewise. Report common
779 symbol allocation to mapfile.
780 * common.h (class Allocate_commons_task): Add mapfile_ field.
781 Update constructor. Change all callers.
782 * symtab.h (class Symbol_table): Update declarations.
783 * layout.cc: Include "mapfile.h".
784 (Layout_task_runner::run): Print information to mapfile.
785 (Layout::create_gold_note): Change Output_data_fixed_space to
786 Output_data_zero_fill.
787 (Layout::create_build_id): Likewise.
788 (Layout::print_to_mapfile): New function.
789 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
790 constructor. Change caller.
791 (class Layout): Declare print_to_mapfile.
792 * output.cc (Output_section::Input_section::print_to_mapfile): New
793 function.
794 (Output_section::add_input_section): If producing a map, always
795 add to input_sections_ list.
796 (Output_section::do_print_to_mapfile): New function.
797 (Output_segment::print_sections_to_mapfile): New function.
798 (Output_segment::print_section_list_to_mapfile): New function.
799 * output.h: Include "mapfile.h".
800 (Output_data::print_to_mapfile): New function.
801 (Output_data::do_print_to_mapfile): New virtual function.
802 (Output_segment_headers::do_print_to_mapfile): New function.
803 (Output_file_header::do_print_to_mapfile): New function.
804 (Output_data_const::do_print_to_mapfile): New function.
805 (class Output_data_const_buffer): Add map_name_ field. Update
806 constructor. Change all callers. Add do_print_to_mapfile
807 function.
808 (class Output_data_fixed_space): Likewise.
809 (class Output_data_space): Likewise.
810 (class Output_data_zero_fill): New class.
811 (Output_data_strtab::do_print_to_mapfile): New function.
812 (Output_data_reloc_base::do_print_to_mapfile): New function.
813 (Output_relocatable_relocs::do_print_to_mapfile): New function.
814 (Output_data_group::do_print_to_mapfile): New function.
815 (Output_data_got::do_print_to_mapfile): New function.
816 (Output_data_dynamic::do_print_to_mapfile): New function.
817 (Output_symtab_xindex::do_print_to_mapfile): New function.
818 (class Output_section): Declare do_print_to_mapflie. Declare
819 print_to_mapfile in Input_section.
820 (class Output_segment): Declare new functions.
821 * object.h (Sized_relobj::symbol_count): New function.
822 * script-sections.cc
823 (Output_section_element_dot_assignment::set_section_addresses):
824 Change Output_data_fixed_space to Output_data_zero_fill.
825 (Output_data_expression::do_print_to_mapfile): New function.
826 * script.cc (read_input_script): Add mapfile parameter. Change
827 all callers.
828 * script.h (read_input_script): Update declaration.
829 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
830 (Eh_frame::do_print_to_mapfile): New function.
831 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
832 (Output_merge_string::do_print_to_mapfile): New function.
833 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
834 function.
835 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
836 function.
837 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
838 function.
839 * Makefile.am (CCFILES): Add mapfile.cc.
840 (HFILES): Add mapfile.h.
841 * Makefile.in: Rebuild.
842
9f1d377b
ILT		 8432008-05-19 Ian Lance Taylor <iant@google.com>
844
845 * options.h (class General_options): Add -z relro.
846 * layout.cc (Layout::Layout): Initialize relro_segment_.
847 (Layout::add_output_section_data): Return the output section.
848 (Layout::make_output_section): Rcognize relro sections and mark
849 them appropriately.
850 (Layout::attach_allocated_section_to_segment): Put relro sections
851 in a PT_GNU_RELRO segment.
852 (Layout::create_initial_dynamic_sections): Mark the .dynamic
853 section as relro.
854 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
855 PT_TLS segments.
856 (Layout::linkonce_mapping): Map d.rel.ro.local to
857 .data.rel.ro.local.
858 (Layout::output_section_name): Us .data.rel.ro.local for any
859 section which begins with that.
860 * layout.h (class Layout): Update add_output_section_data
861 declaration. Add relro_segment_ field.
862 * output.cc (Output_section::Output_section): Initialize is_relro_
863 and is_relro_local_ fields.
864 (Output_segment::add_output_section): Group relro sections.
865 (Output_segment::is_first_section_relro): New function.
866 (Output_segment::maximum_alignment): If there is a relro section,
867 align the segment to the common page size.
868 (Output_segment::set_section_addresses): Track whether we are
869 looking at relro sections. If the last section is a relro
870 section, align to the common page size.
871 (Output_segment::set_section_list_addresses): Add in_relro
872 parameter. Change all callers. Align to the page size when
873 moving from relro to non-relro section.
874 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
875 segment.
876 * output.h (class Output_section): Add is_relro_ and
877 is_relro_local_ fields.
878 (Output_section::is_relro): New function.
879 (Output_section::set_is_relro): New function.
880 (Output_section::is_relro_local): New function.
881 (Output_section::set_is_relro_local): New function.
882 (class Output_segment): Update declarations.
883 * i386.cc (Target_i386::got_section): Mark .got section as relro.
884 * sparc.cc (Target_sparc::got_section): Likewise.
885 * x86_64.cc (Target_x86_64::got_section): Likewise.
886 * testsuite/relro_test_main.cc: New file.
887 * testsuite/relro_test.cc: New file.
888 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
889 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
890 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
891 (relro_test.so, relro_test_pic.o): New targets.
892 * testsuite/Makefile.in: Rebuild.
893
a984ee1d
ILT		 8942008-05-16 Ian Lance Taylor <iant@google.com>
895
01676dcd
ILT		 896 * output.cc (Output_segment::add_output_section): Remove front
897 parameter.
898 * output.h (class Output_segment): Remove
899 add_initial_output_section and overloaded add_output_section.
900 Update declaration of remaining add_output_section.
901 * layout.cc (Layout::create_interp): Call add_output_section
902 rather than add_initial_output_section.
903 (Layout::finish_dynamic_section): Likewise.
904
497897f9
ILT		 905 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
906 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
907 know the dynamic type.
908 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
909 field. Initialize it in constructor.
910 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
911 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
912 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
913 reloc.
914
a984ee1d
ILT		 915 * output.cc (Output_reloc::get_address): Change return type to
916 Elf_Addr.
917 * output.h (class Output_reloc): Update get_address declaration.
918 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
919 for section addresses.
920
55ba0940
ILT		 9212008-05-09 Ian Lance Taylor <iant@google.com>
922
923 PR 6493
924 * gold.cc (gold_nomem): Use return value of write.
925
75517b77
ILT		 9262008-05-08 Ian Lance Taylor <iant@google.com>
927
928 * symtab.c (Symbol::init_base_output_data): Add version
929 parameter. Change all callers.
930 (Symbol::init_base_output_segment): Likewise.
931 (Symbol::init_base_constant): Likewise.
932 (Symbol::init_base_undefined): Likewise.
933 (Sized_symbol::init_output_data): Likewise.
934 (Sized_symbol::init_output_segment): Likewise.
935 (Sized_symbol::init_constant): Likewise.
936 (Sized_symbol::init_undefined): Likewise.
937 (Symbol_table::do_define_in_output_data): If the new symbol has a
938 version, mark it as the default.
939 (Symbol_table::do_define_in_output_segment): Likewise.
940 (Symbol_table::do_define_as_constant): Likewise.
941 * symtab.h (class Symbol): Update declarations.
942 (class Sized_symbol): Likewise.
943 * resolve.cc (Symbol::override_version): New function.
c42e122e 944 (Symbol::override_base): Call override_version.
75517b77
ILT		 945 (Symbol::override_base_with_special): Likewise.
946 * testsuite/ver_script_8.script: New file.
947 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
948 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
949 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
950 (ver_test_8_1.so, ver_test_8_2.so): New targets.
951
f1f70eae
ILT		 9522008-05-06 Ian Lance Taylor <iant@google.com>
953
f3e9c5c5
ILT		 954 PR 6049
955 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
956 functions.
957 (class General_options): Remove existing --undefined, and add
958 --no-undefined instead. Add new --undefined as synonym for -u.
959 * archive.cc (Archive::add_symbols): Check whether symbol was
960 named with -u.
961 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
962 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
963 all uses. Add IS_UNDEFINED. Update declarations to split
964 different versions of init_base. Declare init_base_undefined.
965 (Symbol::is_defined): Handle IS_UNDEFINED.
966 (Symbol::is_undefined): Likewise.
967 (Symbol::is_weak_undefined): Call is_undefined.
968 (Symbol::is_absolute): Handle IS_CONSTANT.
969 (class Sized_symbol): Update declarations to split different
970 versions of init. Declare init_undefined.
971 (class Symbol_table): Declare new functions.
972 * symtab.cc (Symbol::init_base_object): Rename from init_base.
973 Change all callers.
974 (Symbol::init_base_output_data): Likewise.
975 (Symbol::init_base_output_segment): Likewise.
976 (Symbol::init_base_constant): Likewise.
977 (Symbol::init_base_undefined): New function.
978 (Sized_symbol::init_object): Rename from init. Change all
979 callers.
980 (Sized_symbol::init_output_data): Likewise.
981 (Sized_symbol::init_output_segment): Likewise.
982 (Sized_symbol::init_constant): Likewise.
983 (Sized_symbol::init_undefined): New function.
984 (Symbol_table::add_undefined_symbols_from_command_line): New
985 function.
986 (Symbol_table::do_add_undefined_symbols_from_command_line): New
987 function.
988 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
989 (Symbol::output_section): Likewise.
990 (Symbol::set_output_section): Likewise.
991 (Symbol_table::sized_finalize_symbol): Likewise.
992 (Symbol_table::sized_write_globals): Likewise.
993 * resolve.cc (Symbol_table::should_override): Likewise.
994 (Symbol::override_base_with_special): Likewise.
995
8bdcdf2c
ILT		 996 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
997 symbol, change it to have default visibility.
998 * testsuite/protected_1.cc: New file.
999 * testsuite/protected_2.cc: New file.
1000 * testsuite/protected_3.cc: New file.
1001 * testsuite/protected_main_1.cc: New file.
1002 * testsuite/protected_main_2.cc: New file.
1003 * testsuite/protected_main_3.cc: New file.
1004 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1005 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1006 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1007 (protected_1.so): New target.
1008 (protected_1_pic.o, protected_2_pic.o): New targets.
1009 (protected_3_pic.o): New target.
1010 (check_PROGRAMS): Add protected_2.
1011 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1012 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1013 * testsuite/Makefile.in: Rebuild.
1014
2b706932
ILT		 1015 * options.h (DEFINE_var): Add set_user_set_##varname__.
1016 (DEFINE_bool_alias): New macro.
1017 (class General_options): Define -Bstatic using DEFINE_bool_alias
1018 rather than DEFINE_special. Add --undefined as an alias for -z
1019 defs.
1020 * options.cc (General_options::parse_Bstatic): Remove.
1021
d82a5bcc
ILT		 1022 * options.h (class General_options): Add --fatal-warnings.
1023 * main.cc (main): Implement --fatal-warnings.
1024 * errors.h (Errors::warning_count): New function.
1025
f1f70eae
ILT		 1026 * options.h (class General_options): Add -Bsymbolic-functions.
1027 * symtab.h (Symbol::is_preemptible): Check for
1028 -Bsymbolic-functions.
1029
8825ac63
ILT		 10302008-05-05 Ian Lance Taylor <iant@google.com>
1031
d98bc257
ILT		 1032 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1033 as noVARNAME rather than no-VARNAME.
1034 (class General_options): Add option -z combreloc.
1035 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1036 get_address.
1037 (Output_reloc::sort_before) [SHT_REL]: New function.
1038 (Output_reloc::sort_before) [SHT_RELA]: New function.
1039 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1040 Sort_relocs_comparison.
1041 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1042 parameter. Change all callers.
1043 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1044 sort_relocs parameter. Change all callers.
1045 * output.cc (Output_reloc::get_address): New function, broken out
1046 of write_rel.
1047 (Output_reloc::write_rel): Call it.
1048 (Output_reloc::compare): New function.
1049 (Output_data_reloc_base::do_write): Optionally sort relocs.
1050
60b2b4e7
ILT		 1051 * configure.ac: If targ_extra_obj is set, link it in.
1052 * configure.tgt: Initialize all variables.
1053 (x86_64*): Set targ_extra_obj and targ_extra_size.
1054 * configure: Rebuild.
1055
8825ac63
ILT		 1056 * object.cc (Sized_relobj::include_section_group): Adjust section
1057 indexes read from group data. Build vector to pass to
1058 layout_group.
1059 * layout.cc (Layout::layout_group): Add flags and shndxes
1060 parameters. Remove contents parameter. Change caller. Update
1061 explicit instantiations.
1062 * layout.h (class Layout): Update layout_group declaration.
1063 * output.cc (Output_data_group::Output_data_group): Add flags and
1064 input_shndxes parameters. Remove contents parameter. Change
1065 caller.
1066 (Output_data_group::do_write): Change input_sections_ to
1067 input_shndxes_.
1068 * output.h (class Output_data_group): Update constructor
1069 declaration. Rename input_sections_ to input_shndxes_.
1070 * testsuite/many_sections_test.cc: Add template.
1071
e94cf127
CC		 10722008-04-30 Cary Coutant <ccoutant@google.com>
1073
4418b2d5
CC		 1074 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1075
e94cf127
CC		 1076 * layout.cc (Layout::include_section): Refactored check for debug
1077 info section.
1078 (Layout::add_comdat): Add new parameters. Change type
1079 of signature parameter. Add object and shndx to signatures table.
1080 (Layout::find_kept_object): New function.
1081 * layout.h: Include <cstring>.
1082 (Layout::is_debug_info_section): New function.
1083 (Layout::add_comdat): Add new parameters.
1084 (Layout::find_kept_object): New function.
1085 (Layout::Kept_section): New struct.
1086 (Layout::Signatures): Change type of map range.
1087 * object.cc (Relobj::output_section_address): New function.
1088 (Sized_relobj::include_section_group): Add new parameters. Change
1089 calls to Layout::add_comdat. Change to build table of kept comdat
1090 groups and table mapping discarded sections to kept sections.
1091 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1092 (Sized_relobj::do_layout): Change calls to include_section_group and
1093 include_linkonce_section.
1094 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1095 value to zero when section is discarded.
1096 (Sized_relobj::map_to_kept_section): New function.
1097 * object.h (Relobj::output_section_address): New function.
1098 (Relobj::Comdat_group): New type.
1099 (Relobj::find_comdat_group): New function.
1100 (Relobj::Comdat_group_table): New type.
1101 (Relobj::Kept_comdat_section): New type.
1102 (Relobj::Kept_comdat_section_table): New type.
1103 (Relobj::add_comdat_group): New function.
1104 (Relobj::set_kept_comdat_section): New function.
1105 (Relobj::get_kept_comdat_section): New function.
1106 (Relobj::comdat_groups_): New field.
1107 (Relobj::kept_comdat_sections_): New field.
1108 (Symbol_value::input_value): Update comment.
1109 (Sized_relobj::map_to_kept_section) New function.
1110 (Sized_relobj::include_linkonce_section): Add new parameter.
1111 * target-reloc.h (Comdat_behavior): New type.
1112 (get_comdat_behavior): New function.
1113 (relocate_section): Add code to map a discarded section to the
1114 corresponding kept section when applying a relocation.
1115
e4e5049b
CS		 11162008-04-30 Craig Silverstein <csilvers@google.com>
1117
1118 * dwarf_reader.cc (next_generation_count): New static var.
1119 (Addr2line_cache_entry): New struct.
1120 (addr2line_cache): New static var.
1121 (Dwarf_line_info::one_addr2line): Added caching.
1122 (Dwarf_line_info::clear_addr2line_cache): New function.
1123 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1124 cache-size parameter.
1125 (Dwarf_line_info::one_addr2line_cache): New function.
1126 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1127 new cache-size argument to one_addr2line(), and clear cache.
1128
d09e9154
CC		 11292008-04-28 Cary Coutant <ccoutant@google.com>
1130
1131 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1132 R_386_PC8 relocations.
1133
7ef73768
ILT		 11342008-04-23 Ian Lance Taylor <iant@google.com>
1135
55438702
ILT		 1136 * object.cc (Sized_relobj::include_section_group): Check for
1137 invalid section group.
1138
c165fb93
ILT		 1139 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1140 header size.
1141
7ef73768
ILT		 1142 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1143 than read for file header.
1144 * archive.cc (Archive::include_member): Likewise.
1145
6194aaab
L		 11462008-04-23 Paolo Bonzini <bonzini@gnu.org>
1147
1148 * aclocal.m4: Regenerate.
1149 * configure: Regenerate.
1150
d491d34e
ILT		 11512008-04-19 Ian Lance Taylor <iant@google.com>
1152
5ea2bac6
ILT		 1153 * version.cc (version_string): Bump to 1.6.
1154
7bc3e21a
ILT		 1155 * testsuite/Makefile.am (many_sections_r_test): New target.
1156 (many_sections_r_test_SOURCES): Remove.
1157 (many_sections_r_test_DEPENDENCIES): Remove.
1158 (many_sections_r_test_LDFLAGS): Remove.
1159 (many_sections_r_test_LDADD): Remove.
1160
7fcd3aa9
ILT		 1161 * object.cc (Sized_relobj::do_add_symbols): Always pass
1162 local_symbol_count_ to add_from_relobj.
1163
4c94d6ae
ILT		 1164 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1165 every thousand variables.
1166 * testsuite/Makefile.in: Rebuild.
1167
d491d34e
ILT		 1168 * object.cc (Xindex::initialize_symtab_xindex): New function.
1169 (Xindex::read_symtab_xindex): New function.
1170 (Xindex::sym_xindex_to_shndx): New function.
1171 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1172 available.
1173 (Sized_relobj::do_initialize_xindex): New function.
1174 (Sized_relobj::do_read_symbols): Adjust section links.
1175 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1176 parameter. Change all callers.
1177 (Sized_relobj::include_section_group): Adjust section links and
1178 symbol section indexes.
1179 (Sized_relobj::do_layout): Adjust section links.
1180 (Sized_relobj::do_count_local_symbols): Adjust section links and
1181 symbol section indexes.
1182 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1183 ordinary and special symbols.
1184 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1185 dynsym_xindex parameters. Change all callers. Adjust section
1186 links. Use SHN_XINDEX when needed.
1187 (Sized_relobj::get_symbol_location_info): Adjust section links.
1188 Don't get fooled by special symbols.
1189 * object.h (class Xindex): Define.
1190 (class Object): Add xindex_ parameter. Declare virtual functoin
1191 do_initialize_xindex.
1192 (Object::adjust_sym_shndx): New function.
1193 (Object::set_xindex): New protected function.
1194 (class Symbol_value): Add is_ordinary_shndx_ field.
1195 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1196 (Symbol_value::value): Assert ordinary section.
1197 (Symbol_value::initialize_input_to_output_map): Likewise.
1198 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1199 Change all callers.
1200 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1201 all callers.
1202 (class Sized_relobj): Update declarations.
1203 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1204 parameter. Change all callers.
1205 (Sized_relobj::adjust_shndx): New function.
1206 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1207 field.
1208 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1209 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1210 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1211 (Sized_dynobj::read_dynsym_section): Adjust section links.
1212 (Sized_dynobj::read_dynamic): Likewise.
1213 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1214 section links.
1215 (Sized_dynobj::do_initialize_xindex): New function.
1216 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1217 do_initialize_xindex.
1218 (Sized_dynobj::adjust_shndx): New function.
1219 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1220 dynsym_xindex_ fields.
1221 (Layout::finalize): Add a call to set_section_indexes before
1222 creating the symtab sections.
1223 (Layout::set_section_indexes): Don't do anything if the section
1224 already has a section index.
1225 (Layout::create_symtab_sections): Add shnum parameter. Change
1226 caller. Create .symtab_shndx section if needed.
1227 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1228 caller.
1229 (Layout::allocated_output_section_count): New function.
1230 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1231 needed.
1232 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1233 fields. Update declarations.
1234 (Layout::symtab_xindex): New function.
1235 (Layout::dynsym_xindex): New function.
1236 (class Write_symbols_task): Add layout_ field.
1237 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1238 Change caller.
1239 * output.cc (Output_section_headers::Output_section_headers): Add
1240 shstrtab_section parameter. Change all callers.
1241 (Output_section_headers::do_sized_write): Store overflow values
1242 for section count and section string table section index in
1243 section header zero.
1244 (Output_file_header::do_sized_write): Check for overflow of
1245 section count and section string table section index.
1246 (Output_symtab_xindex::do_write): New function.
1247 (Output_symtab_xindex::endian_do_write): New function.
1248 * output.h (class Output_section_headers): Add shstrtab_section_.
1249 Update declarations.
1250 (class Output_symtab_xindex): Define.
1251 (Output_section::has_out_shndx): New function.
1252 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1253 field.
1254 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1255 Change all callers.
1256 (Sized_symbol::init): Likewise.
1257 (Symbol::output_section): Check for ordinary symbol.
1258 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1259 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1260 callers.
1261 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1262 Change all callers. Simplify handling of symbols from sections
1263 not included in the link.
1264 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1265 distinction.
1266 (Weak_alias_sorter::operator()): Assert that symbols are
1267 ordinary.
1268 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1269 distinction.
1270 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1271 parameters. Change all callers.
1272 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1273 symbol distinction. Use SHN_XINDEX when needed.
1274 (Symbol_table::write_section_symbol): Add symtab_xindex
1275 parameter. Change all callers.
1276 (Symbol_table::sized_write_section_symbol): Likewise. Use
1277 SHN_XINDEX when needed.
1278 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1279 declarations.
1280 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1281 (Symbol::is_defined): Check is_ordinary.
1282 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1283 (Symbol::is_absolute, Symbol::is_common): Likewise.
1284 (class Sized_symbol): Update declarations.
1285 (class Symbol_table): Update declarations.
1286 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1287 parameters. Change all callers.
1288 (Sized_symbol::override): Likewise.
1289 (Symbol_table::override): Likewise.
1290 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1291 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1292 is_ordinary, and orig_st_shndx parameters. Change all callers.
1293 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1294 to be in an ordinary section.
1295 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1296 object and is_ordinary parameters. Change all callers.
1297 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1298 Change all callers. Don't add undefined or non-ordinary symbols
1299 to reloc_map_.
1300 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1301 Change all callers.
1302 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1303 declarations.
1304 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1305 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1306 (Sized_relobj::relocate_sections): Likewise.
1307 * target-reloc.h (scan_relocs): Adjust section symbol index.
1308 (scan_relocatable_relocs): Likewise.
1309 * i386.cc (Scan::local): Check for ordinary symbols.
1310 * sparc.cc (Scan::local): Likewise.
1311 * x86_64.cc (Scan::local): Likewise.
1312 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1313 to symbol_section_and_value.
1314 * testsuite/many_sections_test.cc: New file.
1315 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1316 (check_PROGRAMS): Add many_sections_test.
1317 (many_sections_test_SOURCES): Define.
1318 (many_sections_test_DEPENDENCIES): Define.
1319 (many_sections_test_LDFLAGS): Define.
1320 (BUILT_SOURCES): Add many_sections_define.h.
1321 (many_sections_define.h): New target.
1322 (BUILT_SOURCES): Add many_sections_check.h.
1323 (many_sections_check.h): New target.
1324 (check_PROGRAMS): Add many_sections_r_test.
1325 (many_sections_r_test_SOURCES): Define.
1326 (many_sections_r_test_DEPENDENCIES): Define.
1327 (many_sections_r_test_LDFLAGS): Define.
1328 (many_sections_r_test_LDADD): Define.
1329 (many_sections_r_test.o): New target.
1330 * testsuite/Makefile.in: Rebuild.
1331
c5818ff1
CC		 13322008-04-17 Cary Coutant <ccoutant@google.com>
1333
1334 * errors.cc (Errors::info): New function.
1335 (gold_info): New function.
1336 * errors.h (Errors::info): New function.
1337 * gold.h (gold_info): New function.
1338 * object.cc (Input_objects::add_object): Print trace output.
1339 * options.cc (options::parse_set): New function.
1340 (General_options::parse_wrap): Deleted.
1341 (General_options::General_options): Deleted initializer.
1342 * options.h (options::String_set): New typedef.
1343 (options::parse_set): New function.
1344 (DEFINE_set): New macro.
1345 (General_options::wrap): Changed to use DEFINE_set. Changed
1346 callers of any_wrap_symbols and is_wrap_symbol.
1347 (General_options::trace, General_options::trace_symbol):
1348 New options.
1349 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1350 (General_options::wrap_symbols_): Deleted.
1351 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1352
b5be4a7c
DM		 13532008-04-17 David S. Miller <davem@davemloft.net>
1354
1355 * options.cc (General_options::parse_V): New function.
1356 * options.h: Add entries for -V and -Qy.
1357
155a0dd7
ILT		 13582008-04-17 Ian Lance Taylor <iant@google.com>
1359
1360 * common.cc (Symbol_table::allocate_commons): Remove options
1361 parameter. Change caller.
1362 (Symbol_table::do_allocate_commons): Remove options parameter.
1363 Change caller. Just call do_allocate_commons_list twice.
1364 (Symbol_table::do_allocate_commons_list): New function, broken out
1365 of do_allocate_commons.
1366 * common.h (class Allocate_commons_task): Remove options_ field.
1367 Update constructor.
1368 * symtab.cc (Symbol_table::Symbol_table): Initialize
1369 tls_commons_.
1370 (Symbol_table::add_from_object): Put TLS common symbols on
1371 tls_commons_ list.
1372 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1373 which are IN_OUTPUT_DATA.
1374 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1375 allocate_commons and do_allocate_commons declarations. Declare
1376 do_allocate_commons_list.
1377 * gold.cc (queue_middle_tasks): Update creation of
1378 Allocate_commons_task to not pass options.
1379 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1380 (TLS_TEST_C_FLAGS): New variable.
1381 (tls_test_c_pic.o): New target.
1382 (tls_test_shared.so): Link in tls_test_c_pic.o.
1383 (tls_test_c_pic_ie.o): New target.
1384 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1385 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1386 (tls_test_c.o): New target.
1387 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1388 (tls_pic_test_LDADD): Likewise.
1389 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1390 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1391 (tls_test_c_gnu2.o): New target.
1392 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1393 tls_test_c_gnu2.o.
1394 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1395 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1396 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1397 * testsuite/tls_test.cc: Include "config.h".
1398 (t_last): Call t11_last.
1399 * testsuite/tls_test.h (t11, t11_last): Declare.
1400 * testsuite/tls_test_c.c: New file.
1401 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1402 * configure.ac: Check for OpenMP support.
1403 * configure, config.in, Makefile.in: Rebuild.
1404 * testsuite/Makefile.in: Rebuild.
1405
edfbb029
CC		 14062008-04-16 Cary Coutant <ccoutant@google.com>
1407
1408 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1409 (Target_i386::tls_base_symbol_defined_): New field.
1410 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1411 (Target_i386::Scan::global): Likewise.
1412 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1413 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1414 (Target_x86_64::tls_base_symbol_defined_): New field.
1415 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1416 (Target_x86_64::Scan::global): Likewise.
1417
f3c69fca
CC		 14182008-04-16 Cary Coutant <ccoutant@google.com>
1419
1420 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1421 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1422 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1423 building shared libraries.
1424 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1425 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1426 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1427 * testsuite/Makefile.in: Rebuild.
1428 * testsuite/weak_undef.h: New file.
1429 * testsuite/weak_undef_file1.cc: Add extra test cases.
1430 * testsuite/weak_undef_file2.cc: Likewise.
1431 * testsuite/weak_undef_test.cc: Likewise.
1432
7c414435
DM		 14332008-04-16 David S. Miller <davem@davemloft.net>
1434
32b769e1
DM		 1435 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1436 Add issued_non_pic_error_ field. Declare check_non_pic.
1437 (Target_sparc::Scan::check_non_pic): New function.
1438 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1439 (Target_sparc::Scan::global): Likewise.
1440
11936fb1
DM		 1441 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1442 * configure: Rebuild.
1443
7c414435
DM		 1444 * options.h (DEFINE_enable): New macro.
1445 (new_dtags): New enable option.
1446 (initfirst, interpose, loadfltr, nodefaultlib,
1447 nodelete, nodlopen, nodump): New -z options.
1448 * layout.cc (Layout:finish_dynamic_section): If new
1449 dtags enabled, emit DT_RUNPATH. Also, emit a
1450 DT_FLAGS_1 containing any specified -z flags.
1451
85c7bf8b
ILT		 14522008-04-16 Ian Lance Taylor <iant@google.com>
1453
12c0daef
ILT		 1454 * copy-relocs.cc: New file.
1455 * copy-relocs.h: New file.
1456 * reloc.cc: Remove Copy_relocs code.
1457 * reloc.h: Likewise.
1458 * reloc-types.h (struct Reloc_types) [both versions]: Add
1459 get_reloc_addend_noerror.
1460 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1461 variants of add_global which take an addend which must be zero.
1462 * i386.cc: Include "copy-relocs.h".
1463 (class Target_i386): Change type of copy_relocs_ to variable,
1464 update initializer.
1465 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1466 Change all callers.
1467 (Target_i386::do_finalize_sections): Change handling of
1468 copy_relocs_.
1469 * sparc.cc: Include "copy-relocs.h".
1470 (class Target_sparc): Change type of copy_relocs_ to variable,
1471 update initializer.
1472 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1473 Change all callers.
1474 (Target_sparc::do_finalize_sections): Change handling of
1475 copy_relocs_.
1476 * x86_64.cc: Include "copy-relocs.h".
1477 (class Target_x86_64): Change type of copy_relocs_ to variable,
1478 update initializer.
1479 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1480 class. Change all callers.
1481 (Target_x86_64::do_finalize_sections): Change handling of
1482 copy_relocs_.
1483 * Makefile.am (CCFILES): Add copy-relocs.cc.
1484 (HFILES): Add copy-relocs.h.
1485
4f4995b6
ILT		 1486 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1487
85c7bf8b
ILT		 1488 * testsuite/script_test_4.sh: Permit leading zeroes.
1489
4f2a9edd
ILT		 14902008-04-15 Ian Lance Taylor <iant@google.com>
1491
e6188289
ILT		 1492 * script-sections.cc (Script_sections::create_segments): Use
1493 header_size_adjustment even when there is enough room for the
1494 headers.
1495 * testsuite/script_test_4.sh: New file.
1496 * testsuite/script_test_4.t: New file.
1497 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1498 (check_DATA): Add script_test_4.stdout.
1499 (MOSTLYCLEANFILES): Likewise.
1500 (script_test_4): New target.
1501 (script_test_4.stdout): New target.
1502 * testsuite/Makefile.in: Rebuild.
1503
4f2a9edd
ILT		 1504 * sparc.cc: Add definitions for Output_data_plt_sparc class
1505 constants.
1506
f5314dd5
DM		 15072008-04-14 David S. Miller <davem@davemloft.net>
1508
1509 * sparc.cc: New file.
1510 * Makefile.am (TARGETSOURCES): Add sparc.cc
1511 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1512 * configure.tgt: Document targ_extra_size and
1513 targ_extra_big_endian. Add entries for sparc-* and
1514 sparc64-*.
1515 * configure.ac: Handle targ_extra_size and
1516 targ_extra_big_endian.
1517 * Makefile.in: Rebuild.
1518 * configure: Likewise.
1519 * po/POTFILES.in: Likewise.
1520 * po/gold.pot: Likewise.
1521
154e0e9a
ILT		 15222008-04-14 Ian Lance Taylor <iant@google.com>
1523
1524 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1525 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1526 in the name/type/flags to section mapping. Don't call
1527 allocate_output_section.
1528 (Layout::choose_output_section): Change parameter from adjust_name
1529 to is_input_section. Don't permit input sections after sections
1530 are attached to segments. Don't call allocate_output_section.
1531 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1532 not write_enable_output_section.
1533 (Layout::make_output_section): Don't push to
1534 unattached_section_list_ nor call attach_to_segment. Call
1535 attach_section_to_segment if sections are attached.
1536 (Layout::attach_sections_to_segments): New function.
1537 (Layout::attach_section_to_segment): New function.
1538 (Layout::attach_allocated_section_to_segment): Rename from
1539 attach_to_segment. Remove flags parameter.
1540 (Layout::allocate_output_section): Remove function.
1541 (Layout::write_enable_output_section): Remove function.
1542 * layout.h (class Layout): Update for above changes. Add new
1543 field sections_are_attached_.
1544 * output.h (Output_section::update_flags_for_input_section): New
1545 function.
1546 * output.cc (Output_section::add_input_section): Call
1547 update_flags_for_input_section.
1548 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1549
009a67a2
CC		 15502008-04-11 Cary Coutant <ccoutant@google.com>
1551
1552 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1553 thought unnecessary.
1554 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1555
759b1a24
ILT		 15562008-04-11 Ian Lance Taylor <iant@google.com>
1557
1558 * output.h (class Output_section_data): Remove inline definition
1559 of set_addralign.
1560 * output.cc (Output_section_data::set_addralign): New function.
1561
c2b45e22
CC		 15622008-04-11 Cary Coutant <ccoutant@google.com>
1563
1564 Add support for TLS descriptors for i386 and x86_64.
1565 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1566 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1567 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1568 GOT_TYPE_TLS_DESC.
1569 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1570 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1571 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1572 relocations.
1573 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1574 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1575 Fix problem with initial-exec relocations.
1576 (Target_i386::Relocate::relocate_tls): Likewise.
1577 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1578 relaxation.
1579 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1580 support for section-plus-offset dynamic table entries.
1581 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1582 (Output_data_dynamic::Dynamic_entry): Add support for
1583 section-plus-offset dynamic table entries.
1584 (Output_data_dynamic::Classification): Likewise.
1585 (Output_data_dynamic::classification_): Renamed offset_.
1586 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1587 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1588 (Target_x86_64::make_plt_section): New function.
1589 (Target_x86_64::reserve_tlsdesc_entries): New function.
1590 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1591 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1592 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1593 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1594 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1595 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1596 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1597 add extra PLT entry for TLS descriptors.
1598 (Output_data_plt_x86_64::got_): New field.
1599 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1600 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1601 fields.
1602 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1603 descriptors.
1604 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1605 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1606 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1607 R_386_TLS_DESC_CALL relocations.
1608 (Target_x86_64::Scan::global): Likewise.
1609 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1610 for TLS descriptors.
1611 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1612 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1613 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1614 GD-to-IE relaxation.
1615 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1616 and TLS_DESCRIPTORS.
1617 * Makefile.in: Rebuild.
1618 * configure: Rebuild.
1619 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1620 (tls_test_shared2.so): New target.
1621 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1622 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1623 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1624 (tls_shared_gd_to_ie_test_LDADD): New variable.
1625 (tls_shared_gnu2_gd_to_ie_test): New target.
1626 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1627 New targets.
1628 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1629 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1630 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1631 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1632 (tls_shared_gnu2_test): New target.
1633 (tls_test_gnu2_shared.so): New target.
1634 (tls_shared_gnu2_test_SOURCES): New variable.
1635 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1636 (tls_shared_gnu2_test_LDFLAGS): New variable.
1637 (tls_shared_gnu2_test_LDADD): New variable.
1638 * testsuite/Makefile.in: Rebuild.
1639 * testsuite/Makefile.
1640
83bfb6b7
ILT		 16412008-04-11 Ian Lance Taylor <iant@google.com>
1642
1643 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1644 justsyms.t.
1645 * testsuite/Makefile.in: Rebuild.
1646
1647 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1648 long.
1649 * testsuite/script_test_2.cc (main): Adjust test.
1650
706e1f5e
ILT		 16512008-04-11 David S. Miller <davem@davemloft.net>
1652 Ian Lance Taylor <iant@google.com>
1653
1654 * options.h (General_options): Add entries for '-Y' and
1655 '-relax'.
1656 * options.cc (General_options:finalize): If -Y was used, add those
1657 entries to the library path instead of the default "/lib" and
1658 "/usr/lib".
1659
7c98e6bb
DM		 16602008-04-11 David S. Miller <davem@davemloft.net>
1661
1662 * testsuite/justsyms.t: Start at 0x100.
1663 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1664 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1665 long.
1666 * testsuite/script_test_2.cc: Adjust string and section length
1667 checks.
7c98e6bb 1668
99a37bfd
ILT		 16692008-04-09 Ian Lance Taylor <iant@google.com>
1670
2cefc357
ILT		 1671 PR gold/5996
1672 * script-sections.cc (Sections_element::allocate_to_segment): Add
1673 orphan parameter.
1674 (Output_section_definition::allocate_to_segment): Likewise.
1675 (Orphan_output_section::allocate_to_segment): Likewise.
1676 (Script_sections::attach_sections_using_phdrs_clause): Don't
1677 propagate non-PT_LOAD segments to orphan sections.
1678 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1679 readelf rather than objdump.
1680 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1681 .interp section and PT_INTERP segment are the same size.
1682 * testsuite/Makefile.in: Rebuild.
1683
99a37bfd
ILT		 1684 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1685 aliases for symbols defined in the same object.
1686 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1687 (weak_alias_test_SOURCES): New variable.
1688 (weak_alias_test_DEPENDENCIES): New variable.
1689 (weak_alias_test_LDFLAGS): New variable.
1690 (weak_alias_test_LDADD): New variable.
1691 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1692 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1693 (weak_alias_test_3.o): New target.
1694 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1695 * testsuite/weak_alias_test_main.cc: New file.
1696 * testsuite/weak_alias_test_1.cc: New file.
1697 * testsuite/weak_alias_test_2.cc: New file.
1698 * testsuite/weak_alias_test_3.cc: New file.
1699
780e49c5
ILT		 17002008-04-08 Ian Lance Taylor <iant@google.com>
1701
cdb0b8f5
ILT		 1702 * options.h (class General_options): Add --noinhibit-exec option.
1703 * main.cc (main): Check --noinhibit-exec.
1704
0864d551
ILT		 1705 * options.h (class General_options): Define --wrap as a special
1706 option. Add wrap_symbols_ field.
1707 (General_options::any_wrap_symbols): New function.
1708 (General_options::is_wrap_symbol): New function.
1709 * options.cc (General_options::parse_wrap): New function.
1710 (General_options::General_options): Initialize wrap_symbols_.
1711 * symtab.cc (Symbol_table::wrap_symbol): New function.
1712 (Symbol_table::add_from_object): Handle --wrap.
1713 * symtab.h (class Symbol_table): Declare wrap_symbol.
1714 * target.h (Target::wrap_char): New function.
1715 (Target::Target_info): Add wrap_char field.
1716 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1717 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1718 * testsuite/testfile.cc (Target_test::test_target_info):
1719 Likewise.
1720
789aa6de
ILT		 1721 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1722 there is one.
1723
2c38906f
ILT		 1724 * layout.h (class Layout): Add added_eh_frame_data_ field.
1725 * layout.cc (Layout::Layout): Initialize new field.
1726 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1727 output section until we find a section we merged successfully.
1728 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1729 that the size be non-zero.
1730
780e49c5
ILT		 1731 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1732 qualifier.
1733
7fcd0256
ILT		 17342008-04-08 Craig Silverstein <csilvers@google.com>
1735
1736 * configure.ac: Export new conditional variable HAVE_ZLIB.
1737 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1738 on HAVE_ZLIB.
1739 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1740 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1741
6835af53
ILT		 17422008-04-07 Ian Lance Taylor <iant@google.com>
1743
e24f324c
ILT		 1744 * version.cc (version_string): Set to "1.5".
1745
a036edd8
ILT		 1746 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1747 Add issued_non_pic_error_ field. Declare check_non_pic.
1748 (Target_x86_64::Scan::check_non_pic): New function.
1749 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1750 (Target_x86_64::Scan::global): Likewise.
1751
624f8810
ILT		 1752 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1753 addend parameter. Change caller. Handle merge sections.
1754 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1755 Address to Addend. Don't add in the result of
1756 local_section_offset, pass down the addend and use the returned
1757 value.
1758 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1759 Update declarations of local_section_offset and symbol_value.
1760 * testsuite/two_file_test_1.cc (t18): New function.
1761 * testsuite/two_file_test_2.cc (f18): New function.
1762 * testsuite/two_file_test_main.cc (main): Call t18.
1763 * testsuite/two_file_test.h (t18, f18): Declare.
1764
6835af53
ILT		 1765 * configure.ac: Don't test for objdump, c++filt, or readelf.
1766 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1767 conditionals.
1768 (TEST_READELF): New variable.
1769 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1770 (check_PROGRAMS): Add two_file_strip_test.
1771 (two_file_strip_test): New target.
1772 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1773 (two_file_same_shared_strip_test_SOURCES): New variable.
1774 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1775 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1776 (two_file_same_shared_strip_test_LDADD): New variable.
1777 (two_file_shared_strip.so): New target.
1778 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1779 (ver_test_5.syms, ver_test_7.syms): Likewise.
1780 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1781 (strip_test_3.stdout): Use TEST_OBJDUMP.
1782 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1783
86925eef
CC		 17842008-04-04 Cary Coutant <ccoutant@google.com>
1785
1786 * symtab.h (Symbol::is_weak_undefined): New function.
1787 (Symbol::is_strong_undefined): New function.
1788 (Symbol::is_absolute): New function.
1789 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1790 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1791 absolute symbols.
1792 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1793 (weak_undef_test): New target.
1794 * testsuite/Makefile.in: Rebuild.
1795 * testsuite/weak_undef_file1.cc: New file.
1796 * testsuite/weak_undef_file2.cc: New file.
1797 * testsuite/weak_undef_test.cc: New file.
1798
126f3ece
ILT		 17992008-04-03 Craig Silverstein <csilvers@google.com>
1800
1801 * compressed_output.h (class Output_compressed_section): Use
1802 unsigned buffer.
1803 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1804 add zlib header.
1805 (zlib_compressed_suffix): Removed.
1806 (Output_compressed_section::set_final_data_size): Use unsigned
1807 buffers.
1808 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1809 Fix linker invocation.
1810 (flagstest_o_specialfile_and_compress_debug_sections):
1811 Likewise.
1812 * testsuite/Makefile.in: Regenerated.
1813
deae2a14
DM		 18142008-04-02 David S. Miller <davem@davemloft.net>
1815
1816 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1817 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1818
70752818
ILT		 18192008-04-02 Craig Silverstein <csilvers@google.com>
1820
1821 * TODO: New file.
1822
39d0cb0e
ILT		 18232008-04-02 Ian Lance Taylor <iant@google.com>
1824
1825 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1826 parameters. Update for new key type to views_. Change all
1827 callers.
1828 (File_read::read): Adjust for byteshift in returned view.
1829 (File_read::add_view): New function, broken out of
1830 find_and_make_view.
1831 (File_read::make_view): New function, broken out of
1832 find_and_make_view.
1833 (File_read::find_or_make_view): Add offset and aligned
1834 parameters. Rewrite accordingly. Change all callers.
1835 (File_read::get_view): Add offset and aligned parameters. Adjust
1836 for byteshift in return value.
1837 (File_read::get_lasting_view): Likewise.
1838 * fileread.h (class File_read): Update declarations.
1839 (class File_read::View): Add byteshift_ field. Add byteshift to
1840 constructor. Add byteshift method.
1841 * archive.h (Archive::clear_uncached_views): New function.
1842 (Archive::get_view): Add aligned parameter. Change all callers.
1843 * object.h (Object::get_view): Add aligned parameter. Change all
1844 callers.
1845 (Object::get_lasting_view): Likewise.
1846
1847 * fileread.cc (File_read::release): Don't call clear_views if
1848 there are multiple objects.
1849 * fileread.h (File_read::clear_uncached_views): New function.
1850 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1851 on the archive.
1852
a1207466
CC		 18532008-03-31 Cary Coutant <ccoutant@google.com>
1854
1855 Add thin archive support.
1856 * archive.cc (Archive::armagt): New const.
1857 (Archive::setup): Remove task parameter and calls to unlock.
1858 (Archive::unlock_nested_archives): New function.
1859 (Archive::read_header): Add nested_off parameter. Change
1860 all callers.
1861 (Archive::interpret_header): Likewise.
1862 (Archive::include_all_members): Change to handle thin
1863 archives.
1864 (Archive::include_member): Likewise.
1865 * archive.h (Archive::Archive): Add new parameters and
1866 initializers.
1867 (Archive::armagt): New const.
1868 (Archive::setup): Remove task parameter.
1869 (Archive::unlock_nested_archives): New function.
1870 (Archive::read_header): Add nested_off parameter.
1871 (Archive::interpret_header): Likewise.
1872 (Archive::Nested_archive_table): New typedef.
1873 (Archive::is_thin_archive_): New field.
1874 (Archive::nested_archives_): New field.
1875 (Archive::options_): New field.
1876 (Archive::dirpath_): New field.
1877 (Archive::task_): New field.
1878 * readsyms.cc (Read_symbols::do_read_symbols): Add check
1879 for thin archives. Pass additional parameters to
1880 Archive::Archive. Unlock the archive file after calling
1881 Archive::setup.
1882
479f6503
ILT		 18832008-03-29 Ian Lance Taylor <iant@google.com>
1884
686c8caf
ILT		 1885 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1886 version symbol to be local.
1887 * testsuite/ver_test_4.sh: New file.
1888 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1889 (check_DATA): Add ver_test_4.syms.
1890 (ver_test_4.syms): New target.
1891 * testsuite/Makefile.in: Rebuild.
1892
ab794b6b
ILT		 1893 * output.cc
1894 (Output_section::Input_section_sort_entry::has_priority): New
1895 function.
1896 (Output_section::Input_section_sort_entry::match_file_name): New
1897 function.
1898 (Output_section::Input_section_sort_entry::match_section_name):
1899 Remove.
1900 (Output_section::Input_section_sort_entry::match_section_name_prefix):
1901 Remove.
1902 (Output_section::Input_section_sort_entry::match_section_file):
1903 Remove.
1904 (Output_section::Input_section_sort_compare::operator()): Rewrite
1905 using new Input_section_sort_entry functions. Sort crtbegin and
1906 crtend first. Sort sections with no priority before sections with
1907 a priority.
1908 * testsuite/initpri1.c (d3): Check j != 4.
1909 (cd5): New constructor/destructor function.
1910 (main): Check j != 2.
1911
479f6503
ILT		 1912 * symtab.cc (Symbol_table::add_from_object): If we don't use the
1913 new symbol when resolving, don't call set_is_default.
1914 * testsuite/ver_test_7.cc: New file.
1915 * testsuite/ver_test_7.sh: New file.
1916 * testsuite/Makefile.am (ver_test_7.so): New target.
1917 (ver_test_7.o): New target.
1918 (check_SCRIPTS): Add ver_test_7.sh.
1919 (check_DATA): Add ver_test_7.syms.
1920 (ver_test_7.syms): New target.
1921
2fd32231
ILT		 19222008-03-28 Ian Lance Taylor <iant@google.com>
1923
1924 * layout.cc (Layout::layout): If we see an input section with a
1925 name that needs sorting, set the must_sort flag for the output
1926 section.
1927 (Layout::make_output_section): If the name of the output section
1928 indicates that it might require sorting, set the may_sort flag.
1929 * output.h (Output_section::may_sort_attached_input_sections): New
1930 function.
1931 (Output_section::set_may_sort_attached_input_sections): New
1932 function.
1933 (Output_section::must_sort_attached_input_sections): New
1934 function.
1935 (Output_section::set_must_sort_attached_input_sections): New
1936 function.
1937 (class Output_section): Declare Input_section_sort_entry. Define
1938 Input_section_sort_compare. Declare
1939 sort_attached_input_sections. Add new fields:
1940 may_sort_attached_input_sections_,
1941 must_sort_attached_input_sections_,
1942 attached_input_sections_are_sorted_.
1943 * output.cc (Output_section::Output_section): Initialize new
1944 fields.
1945 (Output_section::add_input_section): Add an entry to
1946 input_sections_ if may_sort or must_sort are true.
1947 (Output_section::set_final_data_size): Call
1948 sort_attached_input_sections if necessary.
1949 (Output_section::Input_section_sort_entry): Define new class.
1950 (Output_section::Input_section_sort_compare::operator()): New
1951 function.
1952 (Output_section::sort_attached_input_sections): New function.
1953 * configure.ac: Check whether the compiler supports constructor
1954 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
1955 * testsuite/initpri1.c: New file.
1956 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
1957 CONSTRUCTOR_PRIORITY.
1958 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
1959 (initpri1_LDFLAGS): New variable.
1960 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1961
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ILT		 19622008-03-27 Ian Lance Taylor <iant@google.com>
1963
49bdd526
ILT		 1964 * common.cc (Sort_commons::operator): Correct sorting algorithm.
1965 * testsuite/common_test_1.c: New file.
1966 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
1967 (common_test_1_SOURCES): New variable.
1968 (common_test_1_DEPENDENCIES): New variable.
1969 (common_test_1_LDFLAGS): New variable.
1970
18e6b24e
ILT		 1971 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
1972 and commons_ correctly when NAME/VERSION does not override
1973 NAME/NULL.
1974 * testsuite/ver_test_6.c: New file.
1975 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
1976 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
1977 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
1978
04bf7072
ILT		 19792008-03-26 Ian Lance Taylor <iant@google.com>
1980
5871526f
ILT		 1981 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
1982 of an undefined symbol from a version script.
1983 * testsuite/Makefile.am (ver_test_5.so): New target.
1984 (ver_test_5.o): New target.
1985 (check_SCRIPTS): Add ver_test_5.sh.
1986 (check_DATA): Add ver_test_5.syms.
1987 (ver_test_5.syms): New target.
1988 * testsuite/ver_test_5.cc: New file.
1989 * testsuite/ver_test_5.script: New file.
1990 * testsuite/ver_test_5.sh: New file.
1991 * Makefile.in, testsuite/Makefile.in: Rebuild.
1992
04bf7072
ILT		 1993 PR gold/5986
1994 Fix problems building gold with gcc 4.3.0.
1995 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
1996 (gold_error_at_location, gold_warning_at_location): Use it.
1997 * configure.ac: Check whether we can compile and use a template
1998 function with a printf attribute.
1999 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2000 when jumping over bytes.
2001 * object.cc: Instantiate Object::read_section_data.
2002 * debug.h: Include <cstring>
2003 * dwarf_reader.cc: Include <algorithm>
2004 * main.cc: Include <cstring>.
2005 * options.cc: Include <cstring>.
2006 * output.cc: Include <cstring>.
2007 * script.cc: Include <cstring>.
2008 * script.h: Include <string>.
2009 * symtab.cc: Include <cstring> and <algorithm>.
2010 * target-select.cc: Include <cstring>.
2011 * version.cc: Include <string>.
2012 * testsuite/testmain.cc: Include <cstdlib>.
2013 * configure, config.in: Rebuild.
2014
874c5b28
ILT		 20152008-03-25 Ian Lance Taylor <iant@google.com>
2016
819d6c3a
ILT		 2017 * options.cc: Include "../bfd/bfdver.h".
2018 (options::help): Print bug reporting address.
2019
f4b2c6f5
ILT		 2020 * version.cc (print_version): Adjust output for current value of
2021 BFD_VERSION_STRING.
2022
2023 * NEWS: New file.
2024
e96caa79
ILT		 2025 * options.cc (options::help): Print list of supported targets.
2026 * target-select.h: Include <vector>.
2027 (class Target_selector): Make machine_, size_, and is_big_endian_
2028 fields const. Add bfd_name_ and instantiated_target_ fields.
2029 (Target_selector::Target_selector): Add bfd_name parameter.
2030 (Target_selector::recognize): Make non-virtual, call
2031 do_recognize.
2032 (Target_selector::recognize_by_name): Make non-virtual, call
2033 do_recognize_by_name.
2034 (Target_selector::supported_names): New function.
2035 (Target_selector::bfd_name): New function.
2036 (Target_selector::do_instantiate_target): New pure virtual
2037 function.
2038 (Target_selector::do_recognize): New virtual function.
2039 (Target_selector::do_recognize_by_name): New virtual function.
2040 (Target_selector::instantiate_target): New private function.
2041 (supported_target_names): Declare.
2042 * target-select.cc (Target_selector::Target_selector): Update for
2043 new parameter and fields.
2044 (select_target_by_name): Check that the name matches before
2045 calling recognize_by_name.
2046 (supported_target_names): New function.
2047 * i386.cc (class Target_selector_i386): Update Target_selector
2048 constructor call. Remove recognize and recognize_by_name. Add
2049 do_instantiate_target.
2050 * x86_64.cc (class Target_selector_x86_64): Likewise.
2051 * testsuite/testfile.cc (class Target_selector_test): Update for
2052 changes to Target_selector.
2053
874c5b28
ILT		 2054 * README: Rewrite, with some notes on unsupported features.
2055
0a65a3a7
CC		 20562008-03-24 Cary Coutant <ccoutant@google.com>
2057
2058 * i386.cc (Target_i386::Got_type): New enum declaration.
2059 (Target_i386::Scan::local): Updated callers of Output_data_got
2060 member functions.
2061 (Target_i386::Scan::global): Likewise.
2062 (Target_i386::Relocate::relocate): Likewise.
2063 (Target_i386::Relocate::relocate_tls): Likewise.
2064 * object.h (Got_offset_list): New class.
2065 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2066 (Sized_relobj::local_got_offset): Likewise.
2067 (Sized_relobj::set_local_got_offset): Likewise.
2068 (Sized_relobj::local_has_tls_got_offset): Removed.
2069 (Sized_relobj::local_tls_got_offset): Removed.
2070 (Sized_relobj::set_local_tls_got_offset): Removed.
2071 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2072 * output.cc (Output_data_got::add_global): Added got_type parameter.
2073 (Output_data_got::add_global_with_rel): Likewise.
2074 (Output_data_got::add_global_with_rela): Likewise.
2075 (Output_data_got::add_global_pair_with_rel): New function.
2076 (Output_data_got::add_global_pair_with_rela): New function.
2077 (Output_data_got::add_local): Added got_type parameter.
2078 (Output_data_got::add_local_with_rel): Likewise.
2079 (Output_data_got::add_local_with_rela): Likewise.
2080 (Output_data_got::add_local_pair_with_rel): New function.
2081 (Output_data_got::add_local_pair_with_rela): New function.
2082 (Output_data_got::add_global_tls): Removed.
2083 (Output_data_got::add_global_tls_with_rel): Removed.
2084 (Output_data_got::add_global_tls_with_rela): Removed.
2085 (Output_data_got::add_local_tls): Removed.
2086 (Output_data_got::add_local_tls_with_rel): Removed.
2087 (Output_data_got::add_local_tls_with_rela): Removed.
2088 * output.h (Output_data_got::add_global): Added got_type parameter.
2089 (Output_data_got::add_global_with_rel): Likewise.
2090 (Output_data_got::add_global_with_rela): Likewise.
2091 (Output_data_got::add_global_pair_with_rel): New function.
2092 (Output_data_got::add_global_pair_with_rela): New function.
2093 (Output_data_got::add_local): Added got_type parameter.
2094 (Output_data_got::add_local_with_rel): Likewise.
2095 (Output_data_got::add_local_with_rela): Likewise.
2096 (Output_data_got::add_local_pair_with_rel): New function.
2097 (Output_data_got::add_local_pair_with_rela): New function.
2098 (Output_data_got::add_global_tls): Removed.
2099 (Output_data_got::add_global_tls_with_rel): Removed.
2100 (Output_data_got::add_global_tls_with_rela): Removed.
2101 (Output_data_got::add_local_tls): Removed.
2102 (Output_data_got::add_local_tls_with_rel): Removed.
2103 (Output_data_got::add_local_tls_with_rela): Removed.
2104 * resolve.cc (Symbol::override_base_with_special): Removed
2105 reference to has_got_offset_ field.
2106 * symtab.cc (Symbol::init_fields): Replaced initialization
2107 of got_offset_ with got_offsets_. Removed initialization
2108 of has_got_offset_
53fcba31 2109 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2110 (Symbol::got_offset): Likewise.
2111 (Symbol::set_got_offset): Likewise.
2112 (Symbol::has_tls_got_offset): Removed.
2113 (Symbol::tls_got_offset): Removed.
2114 (Symbol::set_tls_got_offset): Removed.
2115 (Symbol::got_offset_): Removed.
2116 (Symbol::tls_mod_got_offset_): Removed.
2117 (Symbol::tls_pair_got_offset_): Removed.
2118 (Symbol::got_offsets_): New field.
2119 (Symbol::has_got_offset): Removed.
2120 (Symbol::has_tls_mod_got_offset): Removed.
2121 (Symbol::has_tls_pair_got_offset): Removed.
2122 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2123 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2124 member functions.
2125 (Target_x86_64::Scan::global): Likewise.
2126 (Target_x86_64::Relocate::relocate): Likewise.
2127 (Target_x86_64::Relocate::relocate_tls): Likewise.
2128
bd52eafb
BE		 21292008-03-25 Ben Elliston <bje@au.ibm.com>
2130
2131 * yyscript.y: Fix spelling error in comment.
2132
8b105e34
ILT		 21332008-03-24 Ian Lance Taylor <iant@google.com>
2134
8ed814a9
ILT		 2135 * options.h (class General_options): Define build_id option.
2136 * layout.h (class Layout): Declare write_build_id, create_note,
2137 create_build_id. Add build_id_note_ member.
2138 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2139 "libiberty.h", "md5.h", "sha1.h".
2140 (Layout::Layout): Initialize eh_frame_data_,
2141 eh_frame_hdr_section_, and build_id_note_.
2142 (Layout::finalize): Call create_build_id.
2143 (Layout::create_note): New function, broken out of
2144 Layout::create_gold_note.
2145 (Layout::create_gold_note): Call create_note.
2146 (Layout::create_build_id): New function.
2147 (Layout::write_build_id): New function.
2148 (Close_task_runner::run): Call write_build_id.
2149
8b105e34
ILT		 2150 * x86_64.cc: Correct license to GPLv3.
2151
086a1841
ILT		 21522008-03-23 Ian Lance Taylor <iant@google.com>
2153
2154 * options.cc: Include "demangle.h".
2155 (parse_optional_string): New function.
2156 (parse_long_option): Handle takes_optional_argument.
2157 (parse_short_option): Update dash_z initializer. Handle
2158 takes_optional_argument.
2159 (General_options::General_options): Initialize do_demangle_.
2160 (General_options::finalize): Set do_demangle_. Handle demangling
2161 style.
2162 * options.h (parse_optional_string): Declare.
2163 (struct One_option): Add optional_arg field. Update constructor.
2164 Update call constructor calls. Add takes_optional_argument
2165 function.
2166 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2167 (DEFINE_optional_string): Define.
2168 (General_options::demangle): Change from DEFINE_bool to
2169 DEFINE_optional_string.
2170 (General_options::no_demangle): New function.
2171 (General_options::do_demangle): New function.
2172 (General_options::set_do_demangle): New function.
2173 (General_options::execstack_status_): Move definition to end of
2174 class definition.
2175 (General_options::static_): Likewise.
2176 (General_options::do_demangle_): New field.
2177 * object.cc (big_endian>::get_symbol_location_info): Call
2178 Options::do_demangle, not Options::demangle.
2179 * symtab.cc (demangle): Likewise.
2180
cbb93e63
ILT		 21812008-03-22 Ian Lance Taylor <iant@google.com>
2182
2183 * gold.h: Include <cstddef> and <sys/types.h>
2184 * options.h: Include <cstring>.
2185
ec531623
ILT		 21862008-03-21 Ian Lance Taylor <iant@google.com>
2187
2188 * Added source code to GNU binutils.
2189
GDB Binutils - Deliverables
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