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* remote.c (remote_detach_1): Don't delete the inferior here.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
2756a258
CC		 12008-12-10 Cary Coutant <ccoutant@google.com>
2
3 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4 object to override a kept COMDAT group from a plugin object.
5
bb6f53d3
ILT		 62008-12-09 Ian Lance Taylor <iant@google.com>
7
fbc558e1
ILT		 8 PR 7088
9 * yyscript.y (file_cmd): Handle INPUT.
10
bb6f53d3
ILT		 11 * testsuite/initpri1.c: Change all declarations to be full
12 prototypes by adding void, to avoid compiler warnings.
13
4674ecfc
CC		 142008-12-05 Rafael Avila de Espindola <espindola@google.com>
15
16 * options.cc (General_options::parse_plugin_opt): New.
17 (General_options::add_plugin): The argument now is just the filename.
18 (General_options::add_plugin_option): New.
19 * options.h (plugin_opt): New.
20 (add_plugin): Change argument name.
21 (add_plugin_option): New.
22 * plugin.cc (Plugin::load): Don't parse the plugin option.
23 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
24 (Plugin::add_option): New.
25 (Plugin::args_): Change type.
26 (Plugin::filename_): New.
27 (Plugin_manager::add_plugin_option): New.
28 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
29 * testsuite/Makefile.in: Regenerate.
30
fd06b4aa
CC		 312008-12-05 Cary Coutant <ccoutant@google.com>
32
33 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
34 Handle --strip-lto-sections option.
35 * options.h (strip_lto_sections): New option.
36
6c52134c
CC		 372008-12-01 Cary Coutant <ccoutant@google.com>
38
39 * plugin.cc (ld_plugin_message): Change format parameter to const.
40 Fix mismatch between new[] and delete.
41
a45248e0
CC		 422008-11-14 Cary Coutant <ccoutant@google.com>
43
44 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
45 instead of -1U.
46
c82fbeee
CS		 472008-11-05 Craig Silverstein <csilvers@google.com>
48
49 * options.cc (General_options::parse_dynamic_list): New function.
50 * options.h (General_options): New flags dynamic_list,
51 dynamic_list_data, dynamic_list_cpp_new, and
52 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
53 (General_options::in_dynamic_list): New function.
54 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
55 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
56 (Lex::can_continue_name): Likewise.
57 (yylex): Likewise.
58 (read_script_file): New parameter script_options.
59 (read_dynamic_list): New function.
60 (Script_options::define_dynamic_list): New function.
61 (dynamic_list_keyword_parsecodes): New variable.
62 (dynamic_list_keywords): New variable.
63 * script.h (Script_options::define_dynamic_list): New function
64 prototype.
65 (read_dynamic_list): New function prototype.
66 * symtab.cc (strprefix): New macro.
67 (Symbol::should_add_dynsym_entry): Support dynamic_list,
68 dynamic_list_data, dynamic_list_cpp_new, and
69 dynamic_list_cpp_typeinfo.
70 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
71 (dynamic_list_expr): New rule.
72 (dynamic_list_nodes): Likewise.
73 (dynamic_list_node): Likewise.
74 * testsuite/Makefile.am (dynamic_list): New test.
75 * testsuite/Makefile.in: Regenerated.
76 * testsuite/dynamic_list.t: New file.
77 * testsuite/dynamic_list.sh: New file.
78
e0bb29a5
CS		 792008-11-05 Craig Silverstein <csilvers@google.com>
80
81 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
82 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
83 (t11_last): Likewise.
84 * testsuite/ver_test_6.c (main): Likewise.
85
4e1e25e0
CC		 862008-10-07 Cary Coutant <ccoutant@google.com>
87
88 * options.c (General_options::finalize): Add check for -static and
89 -shared.
90 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
91 is not empty.
92
92f03fcb
CC		 932008-10-02 Cary Coutant <ccoutant@google.com>
94
95 * plugin.cc (make_sized_plugin_object): Fix conditional
96 compilation to work when not all targets are enabled.
97
fbd8a257
CC		 982008-09-29 Cary Coutant <ccoutant@google.com>
99
100 * archive.cc (Archive::get_file_and_offset): Use filename instead
101 of name to get library path.
102 (Archive::include_member): Unlock external member of a thin archive.
103
104 * testsuite/Makefile.am (TEST_AR): New variable.
105 (thin_archive_test_1): New test.
106 (thin_archive_test_2): New test.
81636b3f
CC		 107 * testsuite/Makefile.in: Regenerate.
108 * testsuite/thin_archive_main.cc: New file.
109 * testsuite/thin_archive_test_1.cc: New file.
110 * testsuite/thin_archive_test_2.cc: New file.
111 * testsuite/thin_archive_test_3.cc: New file.
112 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 113
eff45813
CC		 1142008-09-29 Cary Coutant <ccoutant@google.com>
115
116 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
117 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
118 instead of -1U.
119 (Sized_relobj::do_finalize_local_symbols): Likewise.
120 (Sized_relobj::map_to_kept_section): Likewise.
121 * object.h (Sized_relobj::invalid_address): New constant.
122 (Sized_relobj::do_output_section_offset): Check for invalid_address
123 and return -1ULL.
124 * output.cc (Output_reloc::local_section_offset): Use constant
125 invalid_address instead of -1U.
126 (Output_reloc::get_address): Likewise.
127 (Output_section::output_address): Change -1U to -1ULL.
128 * output.h (Output_reloc::invalid_address): New constant.
129 * reloc.cc (Sized_relobj::write_sections): Use constant
130 invalid_address instead of -1U.
131 (Sized_relobj::relocate_sections): Likewise.
132 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
133 values for merge sections.
134 * target-reloc.h (relocate_for_relocatable): Use constant
135 invalid_address instead of -1U.
136
89fc3421
CC		 1372008-09-19 Cary Coutant <ccoutant@google.com>
138
139 Add plugin functionality for link-time optimization (LTO).
140 * configure.ac (plugins): Add --enable-plugins option.
141 * configure: Regenerate.
142 * config.in: Regenerate.
143 * Makefile.am (LIBDL): New variable.
144 (CCFILES): Add plugin.cc.
145 (HFILES): Add plugin.h.
146 (ldadd_var): Add LIBDL.
147 * Makefile.in: Regenerate.
148
149 * archive.cc: Include "plugin.h".
150 (Archive::setup): Don't preread archive symbols when using a plugin.
151 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
152 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
153 files.
154 (Archive::include_member): Add symbols from plugin objects.
155 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
156 * descriptors.cc (Descriptors::open): Check for file descriptors
157 abandoned by plugins.
158 (Descriptors::claim_for_plugin): New function.
159 * descriptors.h (Descriptors::claim_for_plugin): New function.
160 (Open_descriptor::is_claimed): New field.
161 (claim_descriptor_for_plugin): New function.
162 * fileread.cc (File_read::claim_for_plugin): New function.
163 * fileread.h (File_read::claim_for_plugin): New function.
164 (File_read::descriptor): New function.
165 * gold.cc: Include "plugin.h".
166 (queue_initial_tasks): Add task to call plugin hooks for generating
167 new object files.
168 * main.cc: Include "plugin.h".
169 (main): Load plugin libraries.
170 * object.h (Pluginobj): Declare.
171 (Object::pluginobj): New function.
172 (Object::do_pluginobj): New function.
173 (Object::set_target): New function.
174 * options.cc: Include "plugin.h".
175 (General_options::parse_plugin): New function.
176 (General_options::General_options): Initialize plugins_ field.
177 (General_options::add_plugin): New function.
178 * options.h (Plugin_manager): Declare.
179 (General_options): Add --plugin option.
180 (General_options::has_plugins): New function.
181 (General_options::plugins): New function.
182 (General_options::add_plugin): New function.
183 (General_options::plugins_): New field.
184 * plugin.cc: New file.
185 * plugin.h: New file.
186 * readsyms.cc: Include "plugin.h".
187 (Read_symbols::do_read_symbols): Check for archive before checking
188 for ELF file. Call plugin hooks to claim files.
189 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
190 from a real object file; force override when processing replacement
191 files.
192 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
193 (Symbol::init_base_object): Likewise.
194 (Symbol::init_base_output_data): Likewise.
195 (Symbol::init_base_output_segment): Likewise.
196 (Symbol::init_base_constant): Likewise.
197 (Symbol::init_base_undefined): Likewise.
198 (Symbol::output_section): Assert that object is not a plugin.
199 (Symbol_table::add_from_pluginobj): New function.
200 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
201 undefined.
202 (Symbol_table::sized_write_globals): Likewise.
203 (Symbol_table::add_from_pluginobj): Instantiate template.
204 * symtab.h (Sized_pluginobj): Declare.
205 (Symbol::in_real_elf): New function.
206 (Symbol::set_in_real_elf): New function.
207 (Symbol::in_real_elf_): New field.
208 (Symbol_table::add_from_pluginobj): New function.
209
210 * testsuite/Makefile.am (AM_CFLAGS): New variable.
211 (LIBDL): New variable.
212 (LDADD): Add LIBDL.
213 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
214 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
215 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
216 (MOSTLYCLEANFILES): Likewise.
217 * testsuite/Makefile.in: Regenerate.
218 * testsuite/plugin_test.c: New file.
219 * testsuite/plugin_test_1.sh: New file.
220 * testsuite/plugin_test_2.sh: New file.
221
de31bda5
ILT		 2222008-09-16 Ian Lance Taylor <iant@google.com>
223
9c2d0ef9
ILT		 224 * target-reloc.h (relocate_section): Check whether a symbol is
225 defined by the ABI before reporting an undefined symbol error.
226 * target.h (Target::is_defined_by_abi): Make parameter const.
227 (Target::do_is_defined_by_abi): Likewise.
228 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
229 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
230 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
231 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
232 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
233 * testsuite/Makefile.in: Rebuild.
234
de31bda5
ILT		 235 * fileread.cc (make_view): Add casts to avoid warning.
236
9fa33bee
AO		 2372008-09-16 Alexandre Oliva <aoliva@redhat.com>
238
239 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
240 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
241
183fd0e3
AO		 2422008-09-16 Alexandre Oliva <aoliva@redhat.com>
243
244 * options.h (General_options::output_is_executable): New.
245 (General_options::output_is_pie): New.
246 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
247 for shared libraries.
248 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
249
7be8330a
CD		 2502008-09-11 Chris Demetriou <cgd@google.com>
251
252 * options.h (origin): New -z option.
253 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
254 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
255 in DT_FLAGS_1.
256
a9caad02
CC		 2572008-09-05 Cary Coutant <ccoutant@google.com>
258
259 * fileread.cc (File_read::make_view): Add check for attempt to map
260 beyond end of file.
261
ae6dce4d
CC		 2622008-09-05 Cary Coutant <ccoutant@google.com>
263
264 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
265 explicit instantiations.
266
d7ab2a47
KVH		 2672008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
268
269 PR gold/6858
270 * options.cc (General_options::finalize): Allow undefined symbols
271 in shlibs if linking -shared.
272
273 PR gold/6859
274 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
275 symbols as not needing a dynsym entry.
276
1e52a9c1
CS		 2772008-08-20 Craig Silverstein <csilvers@google.com>
278
279 * fileread.cc (File_read::open): Do not lock the file unless it
280 was successfully opened.
281
d85c80a3
CC		 2822008-08-14 Cary Coutant <ccoutant@google.com>
283
284 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
285 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
286 * testsuite/tls_test.cc (struct int128): 128-bit struct
287 for testing TLS relocs with non-zero addend.
288 (v12): New TLS variable.
289 (t12): New test.
290 (t_last): Add check for v12.
291 * testsuite/tls_test.h (t12): New function.
292 * testsuite/tls_test_main.cc (thread_routine): Call new test.
293
2d924fd9
ILT		 2942008-08-13 Ian Lance Taylor <iant@google.com>
295
296 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
297 set tls_segment_ or relro_segment_.
298 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
299 when appropriate.
300 * output.h (Output_section::clear_is_relro): New function.
301 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
302 sections specially even when output_data_ is empty.
303 (Output_segment::maximum_alignment): When first section is relro,
304 only force alignment for PT_LOAD segments.
305 * script.cc (script_data_segment_align): New function.
306 (script_data_segment_relro_end): New function.
307 * script-c.h (script_data_segment_align): Declare.
308 (script_data_segment_relro_end): Declare.
309 * script-sections.h (class Script_sections): Declare
310 data_segment_align and data_segment_relro_end. Add fields
311 segment_align_index_ and saw_relro_end_.
312 * script-sections.cc (class Sections_element): Add set_is_relro
313 virtual function. Add new bool* parameter to place_orphan_here.
314 Add get_output_section virtual function.
315 (class Output_section_definition): Add set_is_relro. Add new
316 bool* parameter to place_orphan_here. Add get_output_section.
317 Add is_relro_ field.
318 (Output_section_definition::Output_section_definition): Initialize
319 evaluated_address_, evaluated_load_address, evaluated_addralign_,
320 and is_relro_ fields.
321 (Output_section_definition::place_orphan_here): Add is_relro
322 parameter.
323 (Output_section_definition::set_section_addresses): Set relro for
324 output section.
325 (Output_section_definition::alternate_constraint): Likewise.
326 (class Orphan_output_section): Add new bool* parameter to
327 place_orphan_here. Add get_output_section.
328 (Orphan_output_section::place_orphan_here): Add is_relro
329 parameter.
330 (Script_sections::Script_sections): Initialize
331 data_segment_align_index_ and saw_relro_end_.
332 (Script_sections::data_segment_align): New function.
333 (Script_sections::data_segment_relro_end): New function.
334 (Script_sections::place_orphan): Set or clear is_relro.
335 (Script_sections::set_section_addresses): Force alignment of first
336 TLS section.
337 * yyscript.y (exp): Call script_data_segment_align and
338 script_data_segment_relro_end.
339 * testsuite/relro_script_test.t: New file.
340 * testsuite/relro_test.cc (using_script): Declare.
341 (t1, t2): Test using_script.
342 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
343 (relro_script_test_SOURCES): Define.
344 (relro_script_test_DEPENDENCIES): Define.
345 (relro_script_test_LDFLAGS): Define.
346 (relro_script_test_LDADD): Define.
347 (relro_script_test.so): New target.
348 * testsuite/Makefile.in: Rebuild.
349
f827c9a9
CC		 3502008-08-06 Cary Coutant <ccoutant@google.com>
351
352 * archive.cc (Archive::total_archives, Archive::total_members)
353 (Archive::total_members_loaded): New variables.
354 (Archive::setup): Add parameter. Add option to preread
355 archive symbols.
356 (Archive::read_armap): Add counter.
357 (Archive::get_file_and_offset): New function.
358 (Archive::get_elf_object_for_member): New function.
359 (Archive::read_all_symbols): New function.
360 (Archive::read_symbols): New function.
361 (Archive::add_symbols): Add counters.
362 (Archive::include_all_members): Use armap to find members if it's
363 already built.
364 (Archive::include_member): Skip reading symbols if already read.
365 Factored code into Archive::get_file_and_offset and
366 Archive::get_elf_object_for_member. Changed call to
367 Mapfile::report_include_archive_member.
368 (Archive::print_stats): New function.
369 * archive.h: Declare Object and Read_symbols_data classes.
370 (Archive::Archive): Add initializers for new members.
371 (Archive::setup): Add parameter.
372 (Archive::print_stats): New function.
373 (Archive::total_archives, Archive::total_members)
374 (Archive::total_members_loaded): New variables.
375 (Archive::get_file_and_offset): New function.
376 (Archive::get_elf_object_for_member): New function.
377 (Archive::read_all_symbols): New function.
378 (Archive::read_symbols): New function.
379 (Archive::Archive_member): New class.
380 (Archive::members_): New member.
381 (Archive::num_members_): New member.
382 * main.cc: Include archive.h.
383 (main): Call Archive::print_stats.
384 * mapfile.cc (Mapfile::report_include_archive_member): Delete
385 archive parameter; member_name is now the fully-decorated name.
386 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
387 * options.h: (General_options): Add --preread-archive-symbols option.
388 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
389 Archive::setup.
390
de4c45bd
ILT		 3912008-08-04 Ian Lance Taylor <iant@google.com>
392
393 * symtab.h (Symbol::use_plt_offset): New function.
394 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
395 * powerpc.cc (Relocate::relocate): Likewise.
396 * sparc.cc (Relocate::relocate): Likewise.
397 * x86_64.cc (Relocate::relocate): Likewise.
398 * testsuite/weak_plt.sh: New test.
399 * testsuite/weak_plt_main.cc: New test.
400 * testsuite/weak_plt_shared.cc: New test.
401 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
402 (check_PROGRAMS): Add weak_plt.
403 (check_DATA): Add weak_plt_shared.so.
404 (weak_plt_main_pic.o, weak_plt): New targets.
405 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
406 * testsuite/Makefile.in: Rebuild.
407
408 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
409 gcctestdir/ld.
410 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
411 * testsuite/Makefile.in: Rebuild.
412
323ee3f4
AM		 4132008-08-04 Alan Modra <amodra@bigpond.net.au>
414
415 * Makefile.am (POTFILES.in): Set LC_ALL=C.
416 * Makefile.in: Regenerate.
417 * po/POTFILES.in: Regenerate.
418
7c07ecec
ILT		 4192008-07-29 Ian Lance Taylor <iant@google.com>
420
421 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
422 symbols before other symbols.
423 * testsuite/script_test_2.cc (test_addr): Declare.
424 (test_addr_alias): Declare.
425 (main): Check that test_addr and test_addr_alias have the right
426 values.
427 * testsuite/script_test_2.t: Define test_addr_alias and
428 test_addr.
429
5778530e
ILT		 4302008-07-24 Ian Lance Taylor <iant@google.com>
431
2a00e4fb
ILT		 432 PR 5990
433 * descriptors.cc: New file.
434 * descriptors.h: New file.
435 * gold-threads.h (class Hold_optional_lock): New class.
436 * fileread.cc: Include "descriptors.h".
437 (File_read::~File_read): Release descriptor rather than closing
438 it.
439 (File_read::open) [file]: Call open_descriptor rather than open.
440 Set is_descriptor_opened_.
441 (File_read::open) [memory]: Assert that descriptor is not open.
442 (File_read::reopen_descriptor): New function.
443 (File_read::release): Release descriptor.
444 (File_read::do_read): Make non-const. Reopen descriptor.
445 (File_read::read): Make non-const.
446 (File_read::make_view): Reopen descriptor.
447 (File_read::do_readv): Likewise.
448 * fileread.h (class File_read): Add is_descriptor_opened_ field.
449 Update declarations.
450 * layout.cc: Include "descriptors.h".
451 (Layout::create_build_id): Use open_descriptor rather than open.
452 * output.cc: Include "descriptors.h".
453 (Output_file::open): Use open_descriptor rather than open.
454 * archive.cc (Archive::const_iterator): Change Archive to be
455 non-const.
456 (Archive::begin, Archive::end): Make non-const.
457 (Archive::count_members): Likewise.
458 * archive.h (class Archive): Update declarations.
459 * object.h (Object::read): Make non-const.
460 * Makefile.am (CCFILES): Add descriptors.cc.
461 (HFILES): Add descriptors.h.
462 * Makefile.in: Rebuild.
463
801647d1
ILT		 464 PR 6716
465 * gold.h: Always include <clocale>. Add Solaris workarounds
466 following code in binutils/sysdep.h.
467
5edd166e
ILT		 468 PR 6048
469 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
470 this->eh_frame_hdr_ is NULL before using it.
471
c89ad728
ILT		 472 * dynobj.cc (Versions::Versions): Update comment.
473
aa86f06b
ILT		 474 * dynobj.cc (Versions::Versions): If there is an soname, use it as
475 the base version name.
476
5778530e
ILT		 477 * stringpool.cc (Stringpool_template::add_with_length): Set key to
478 array size plus one.
479 (Stringpool_template::set_string_offsets): Subtract one from key
480 before using it as an array index.
481 (Stringpool_template::get_offset_with_length): Likewise.
482 (Stringpool_template::write_to_buffer): Likewise.
483 * stringpool.h (Stringpool_template::get_offset_from_key):
484 Likewise.
485
057ead22
ILT		 4862008-07-23 Ian Lance Taylor <iant@google.com>
487
7f649c59
ILT		 488 PR 6658
489 * object.h (Merged_symbol_value::value): Do our best to handle a
490 negative addend.
491
057ead22
ILT		 492 PR 6647
493 * script.cc (Version_script_info::get_versions): Don't add empty
494 version tag to return value.
495 (Version_script_info::get_symbol_version_helper): Change return
496 type to bool. Add pversion parameter. Change all callers.
497 (script_register_vers_node): Don't require a non-NULL tag.
498 * script.h (class Version_script_info): Update declarations.
499 (Version_script_info::get_symbol_version): Change return type to
500 bool. Add version parameter. Change all callers.
501 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
502 handling. Handle an empty version from a version script.
503 (Symbol_table::define_special_symbol): Likewise.
504 * testsuite/ver_test_10.script: New file.
505 * testsuite/ver_test_10.sh: New file.
506 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
507 (check_DATA): Add ver_test_10.syms.
508 (ver_test_10.syms, ver_test_10.so): New target.
509 * testsuite/Makefile.in: Rebuild.
510
58e54ac2
CD		 5112008-07-23 Simon Baldwin <simonb@google.com>
512
513 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
514 to zero for undefined symbols from dynamic libraries.
515
95d14cd3
ILT		 5162008-07-23 Ian Lance Taylor <iant@google.com>
517
518 * symtab.cc (Symbol_table::resolve): Remove version parameter.
519 Change all callers.
520 * symtab.h (class Symbol_table): Update declaration.
521 * testsuite/ver_test_9.cc: New file.
522 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
523 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
524 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
525 (ver_test_9.so, ver_test_9.o): New targets.
526 * testsuite/Makefile.in: Rebuild.
527
92de84a6
ILT		 5282008-07-22 Ian Lance Taylor <iant@google.com>
529
34810851
ILT		 530 * options.h (class General_options): Define --check-sections.
531 * layout.cc (Layout::set_segment_offsets): Handle
532 --check-sections.
533
af6156ef
ILT		 534 * options.h (class General_options): Define -n/--nmagic and
535 -N/--omagic.
536 * options.cc (General_options::finalize): For -n/--nmagic or
537 -N/--omagic, set -static.
538 * layout.cc (Layout::attach_allocated_section_to_segment): If
539 -N/--omagic, don't put read-only and read-write sections in
540 different segments.
541 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
542 finding a read-only segment.
543 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
544 don't set the minimum segment alignment to the common page size,
545 and don't set the file offset to the address modulo the page size.
546 * script-sections.cc (Script_sections::create_segments): If
547 -n/--omagic, don't put read-only and read-write sections in
548 different segments.
549
92de84a6
ILT		 550 * cref.cc: New file.
551 * cref.h: New file.
552 * options.h (class General_options): Add --print-symbol-counts.
553 * main.cc (main): Issue defined symbol report if requested.
554 * archive.cc (Archive::interpret_header): Make into a const member
555 function.
556 (Archive::add_symbols): Call Input_objects::archive_start and
557 archive_stop.
558 (Archive::const_iterator): Define new class.
559 (Archive::begin, Archive::end): New functions.
560 (Archive::include_all_members): Rewrite to use iterator.
561 (Archive::count_members): New function.
562 * archive.h (class Archive): Update declarations.
563 (Archive::filename): New function.
564 * object.cc: Include "cref.h".
565 (Sized_relobj::Sized_relobj): Initialize defined_count_.
566 (Sized_relobj::do_get_global_symbol_counts): New function.
567 (Input_objects::add_object): Add object to cross-referencer.
568 (Input_objects::archive_start): New function.
569 (Input_objects::archive_stop): New function.
570 (Input_objects::print_symbol_counts): New function.
571 * object.h: Declare Cref and Archive.
572 (Object::get_global_symbol_counts): New function.
573 (Object::do_get_global_symbol_counts): New pure virtual function.
574 (class Sized_relobj): Add defined_count_ field. Update
575 declarations.
576 (class Input_objects): Add cref_ field. Update constructor.
577 Update declarations.
578 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
579 defined_count_.
580 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
581 symbol counts.
582 (Sized_dynobj::do_get_global_symbol_counts): New function.
583 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
584 defined_count_. Update declarations. Define Symbols typedef.
585 * symtab.cc (Symbol_table::add_from_relobj): Add defined
586 parameter. Change all callers.
587 (Symbol_table::add_from_dynobj): Add sympointers and defined
588 parameters. Change all callers.
589 * symtab.h (class Symbol_table): Update declarations.
590 * Makefile.am (CCFILES): Add cref.cc.
591 (HFILES): Add cref.h.
592 * Makefile.in: Rebuild.
593
3f7c5e1d
CD		 5942008-07-22 Simon Baldwin <simonb@google.com>
595
596 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
597 to zero when writing undefined symbols.
598
e0b64032
ILT		 5992008-07-22 Ian Lance Taylor <iant@google.com>
600
601 * output.cc (Output_section::add_input_section): Don't try to
602 merge empty merge sections.
603
096b02cf
CS		 6042008-07-21 Craig Silverstein <csilvers@google.com>
605
606 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
607 Include symbol version in error message.
608
1d1f116d
CD		 6092008-07-20 Chris Demetriou <cgd@google.com>
610
611 * configure.ac (gold_cv_c_random_seed): New configured variable.
612 (RANDOM_SEED_CFLAGS): New substituted variable.
613 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
614 * configure: Rebuild.
615 * Makefile.in: Likewise.
616 * testsuite/Makefile.in: Likewise.
617
a18f591e
ILT		 6182008-07-18 Ian Lance Taylor <iant@google.com>
619
620 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
621 where we see NAME/NULL and NAME/VERSION as separate symbols.
622 * testsuite/ver_test_main.cc (main): Call t4.
623 (t4, t4_2a): Define.
624 * testsuite/ver_test_2.cc (t4_2): Define.
625 * testsuite/ver_test_2.script: Put t4_2a in VER2.
626 * testsuite/ver_test_4.cc (t4_2a): Define.
627 * testsuite/ver_test_4.script: Put t4_2a in VER2.
628 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
629
c6e3f6ed
ILT		 6302008-07-17 Ian Lance Taylor <iant@google.com>
631
632 * dynobj.cc (Versions::add_def): If we give an error about a
633 missing version, go ahead and create the version anyhow.
634
ef9beddf
ILT		 6352008-07-10 Ian Lance Taylor <iant@google.com>
636
637 Handle output sections with more than 0x7fffffff bytes.
638 * object.h (class Relobj): Change map_to_output_ to
639 output_sections_, and just keep a section pointer. Change all
640 uses. Move comdat group support to Sized_relobj.
641 (Relobj::is_section_specially_mapped): Remove.
642 (Relobj::output_section): Remove poff parameter. Change all
643 callers.
644 (Relobj::output_section_offset): New function.
645 (Relobj::set_section_offset): Rewrite.
646 (Relobj::map_to_output): Remove.
647 (Relobj::output_sections): New function.
648 (Relobj::do_output_section_offset): New pure virtual function.
649 (Relobj::do_set_section_offset): Likewise.
650 (class Sized_relobj): Add section_offsets_ field. Add comdat
651 group support from Relobj. Update declarations.
652 (Sized_relobj::get_output_section_offset): New function.
653 (Sized_relobj::do_output_section_offset): New function.
654 (Sized_relobj::do_set_section_offset): New function.
655 * object.cc (Relobj::output_section_address): Remove.
656 (Sized_relobj::Sized_relobj): Initialize new fields.
657 (Sized_relobj::include_section_group): Cast find_kept_object to
658 Sized_relobj.
659 (Sized_relobj::include_linkonce_section): Likewise.
660 (Sized_relobj::do_layout): Use separate arrays for output section
661 and output offset.
662 (Sized_relobj::do_count_local_symbols): Change map_to_output to
663 output_sections.
664 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
665 output_sections and section_offsets.
666 (Sized_relobj::write_local_symbols): Likewise.
667 (map_to_kept_section): Compute output address directly.
668 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
669 output_sections and section_offsets.
670 (Sized_relobj::write_sections): Likewise.
671 (Sized_relobj::relocate_sections): Likewise.
672 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
673 * output.h (class Output_reloc): Update declarations. Change
674 u2_.relobj to Sized_relobj*.
675 (class Output_data_reloc): Change add functions to use
676 Sized_relobj*.
677 * output.cc (Output_reloc::Output_reloc): Change relobj to
678 Sized_relobj*.
679 (Output_reloc::local_section_offset): Change return type to
680 Elf_Addr. Use get_output_section_offset.
681 (Output_reloc::get_address): Likewise.
682 (Output_section::is_input_address_mapped): Don't call
683 is_section_specially_mapped.
684 (Output_section::output_offset): Likewise.
685 (Output_section::output_address): Likewise.
686 (Output_section::starting_output_address): Likewise.
687 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
688 parameter to Sized_relobj*.
689 (Copy_relocs::need_copy_reloc): Likewise.
690 (Copy_relocs::save): Likewise.
691 * copy-relocs.h (class Copy_relocs): Update declarations.
692 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
693 Sized_relobj*. Change relobj_ field to Sized_relobj*.
694 * target-reloc.h (relocate_for_relocatable): Change
695 offset_in_output_section type to Elf_Addr. Change code that uses
696 it as well.
697 * layout.cc (Layout::layout): Always set *off.
698 * mapfile.cc (Mapfile::print_input_section): Use
699 output_section_offset.
700 * i386.cc (Target_i386::copy_reloc): Change object parameter to
701 Sized_relobj*.
702 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
703 * sparc.cc (Target_sparc::copy_reloc): Likewise.
704 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
705
5cb66f97
ILT		 7062008-07-03 Ian Lance Taylor <iant@google.com>
707
708 * layout.cc (Layout::include_section): Do not discard unrecognized
709 SHT_STRTAB sections.
710
afe47622
CS		 7112008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
712
713 * script.cc (Lex::can_continue_name): Make '?' allowable in
714 version-script names.
715 * testsuite/version_script.map: Change glob pattern to use '?'
716
5adf9721
ILT		 7172008-06-30 Manish Singh <yosh@gimp.org>
718
719 PR 6585
720 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
721 Correct typo.
722
e6fde208
ILT		 7232008-06-30 Ian Lance Taylor <iant@google.com>
724
725 PR 6660
726 PR 6682
727 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
728 versions]: Don't try to read the value in the contents, since we
729 don't use it. Use the template endianness when writing.
730
3f2e6a2d
CC		 7312008-06-25 Cary Coutant <ccoutant@google.com>
732
733 * fileread.cc (File_read::make_view): Assert on zero-length view.
734 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
735 symbol table when there are no symbols to read.
736
c43d3a48
CS		 7372008-06-23 Craig Silverstein <csilvers@google.com>
738
739 * version.cc (version_string): Bump to 1.7
740
5f494ea0
CS		 7412008-06-18 Craig Silverstein <csilvers@google.com>
742
743 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
744 constant 0xFFFF to type Valtype.
745 (Powerpc_relocate_functions::rel16_ha): Likewise.
746
c42e122e
ILT		 7472008-06-17 Ian Lance Taylor <iant@google.com>
748
f34787f8
ILT		 749 * output.h (Output_section::Input_section): Initialize p2align_ to
750 zero for Output_section_data constructors.
751 (Output_section::Input_section::addralign): If not an input
752 section, return the alignment of the Output_section_data.
753 * testsuite/copy_test.cc: New file.
754 * testsuite/copy_test_1.cc: New file.
755 * testsuite/copy_test_2.cc: New file.
756 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
757 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
758 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
759 (copy_test_1_pic.o, copy_test_1.so): New targets.
760 (copy_test_2_pic.o, copy_test_2.so): New targets.
761 * testsuite/Makefile.in: Rebuild.
762
c42e122e
ILT		 763 * script-sections.cc (Script_sections::place_orphan): Initialize
764 local variable exact.
765
ce3ac18a
DE		 7662008-06-13 David Edelsohn <edelsohn@gnu.org>
767
768 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
769
42cacb20
DE		 7702008-06-12 David Edelsohn <edelsohn@gnu.org>
771 David S. Miller <davem@davemloft.net>
772
773 * powerpc.cc: New file.
774 * Makefile.am (TARGETSOURCES): Add powerpc.cc
775 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
776 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
777 * Makefile.in: Rebuild.
778
7b308235
ILT		 7792008-06-09 Ian Lance Taylor <iant@google.com>
780
781 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
782 <exception>.
783 (throwing, orig_terminate): New static variables.
784 (terminate_handler): New static function.
785 (t2): Set terminate handler.
786
f0b886e3
ILT		 7872008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
788
789 PR 6584
790 * binary.cc (Binary_to_elf::sized_convert): Fix .data
791 alignment.
792
3e90f135
CC		 7932008-05-30 Cary Coutant <ccoutant@google.com>
794
795 * archive.cc (Archive::include_all_members) Correct to step
796 over symbol table and extended name table in thin archives.
797
e09ad04a
ILT		 7982008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
799
800 PR 6407
801 * target-reloc.h (relocate_for_relocatable): Fix new_offset
802 calculation.
803
62b01cb5
ILT		 8042008-05-28 Caleb Howe <cshowe@google.com>
805
806 * reduced_debug_output.cc: New file.
807 * reduced_debug_output.h: New file.
92de84a6 808 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 809 * options.cc (General_options::finalize): Add strip_debug_non_line
810 to the strip heirarchy.
811 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
812 fields.
813 * layout.cc: Include "reduced_debug_output.h".
814 (Layout::Layout): Initialize new fields.
815 (line_only_debug_sections): New static array.
816 (is_lines_only_debug_sections): New static inline function.
817 (Layout::include_section): Handle --strip-debug-non-line.
818 (Layout::make_output_section): If --strip-debug-non-line, build
819 new output sections for .debug_abbrev and .debug_info.
820 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
821 gold. Warn about possible overflow.
822 (read_signed_LEB_128): Likewise.
823 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
824 (read_signed_LEB_128): Declare.
825 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
826 (HFILES): Add reduced_debug_output.h.
827 * Makefile.in: Rebuild.
828
7d9e3d98
ILT		 8292008-05-21 Ian Lance Taylor <iant@google.com>
830
831 * mapfile.cc: New file.
832 * mapfile.h: New file.
833 * options.h (class General_options): Add -M/--print-map and -Map.
834 * options.cc (General_options::finalize): Make -M equivalent to
835 -Map -.
836 * main.cc: Include <cstdio> and "mapfile.h".
837 (main): Open mapfile if requested.
838 * gold.cc (class Middle_runner): Add mapfile_ field. Update
839 constructor. Change caller.
840 (queue_initial_tasks): Add mapfile parameter. Change caller.
841 (queue_middle_tasks): Likewise.
842 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
843 declarations.
844 * archive.cc: Include "mapfile.h".
845 (Archive::add_symbols): Add mapfile parameter. Change all
846 callers. Pass mapfile, symbol, and reason to include_member.
847 (Archive::include_all_members): Add mapfile parameter. Change all
848 callers.
849 (Archive::include_member): Add mapfile, sym, and why parameters.
850 Change all callers. Report inclusion to map file.
851 * archive.h: Include "fileread.h".
852 (class Archive): Update declarations.
853 (Archive::file): New const method.
854 (class Add_archive_symbols): Add mapfile_ field. Update
855 constructor. Change all callers.
856 * readsyms.h (class Read_symbols): Likewise.
857 (class Finish_group): Likewise.
858 (class Read_script): Likewise.
859 * common.cc: Include "mapfile.h".
860 (Symbol_table::allocate_commons): Add mapfile parameter. Change
861 all callers.
862 (Symbol_table::do_allocate_commons): Likewise.
863 (Symbol_table::do_allocate_commons_list): Likewise. Report common
864 symbol allocation to mapfile.
865 * common.h (class Allocate_commons_task): Add mapfile_ field.
866 Update constructor. Change all callers.
867 * symtab.h (class Symbol_table): Update declarations.
868 * layout.cc: Include "mapfile.h".
869 (Layout_task_runner::run): Print information to mapfile.
870 (Layout::create_gold_note): Change Output_data_fixed_space to
871 Output_data_zero_fill.
872 (Layout::create_build_id): Likewise.
873 (Layout::print_to_mapfile): New function.
874 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
875 constructor. Change caller.
876 (class Layout): Declare print_to_mapfile.
877 * output.cc (Output_section::Input_section::print_to_mapfile): New
878 function.
879 (Output_section::add_input_section): If producing a map, always
880 add to input_sections_ list.
881 (Output_section::do_print_to_mapfile): New function.
882 (Output_segment::print_sections_to_mapfile): New function.
883 (Output_segment::print_section_list_to_mapfile): New function.
884 * output.h: Include "mapfile.h".
885 (Output_data::print_to_mapfile): New function.
886 (Output_data::do_print_to_mapfile): New virtual function.
887 (Output_segment_headers::do_print_to_mapfile): New function.
888 (Output_file_header::do_print_to_mapfile): New function.
889 (Output_data_const::do_print_to_mapfile): New function.
890 (class Output_data_const_buffer): Add map_name_ field. Update
891 constructor. Change all callers. Add do_print_to_mapfile
892 function.
893 (class Output_data_fixed_space): Likewise.
894 (class Output_data_space): Likewise.
895 (class Output_data_zero_fill): New class.
896 (Output_data_strtab::do_print_to_mapfile): New function.
897 (Output_data_reloc_base::do_print_to_mapfile): New function.
898 (Output_relocatable_relocs::do_print_to_mapfile): New function.
899 (Output_data_group::do_print_to_mapfile): New function.
900 (Output_data_got::do_print_to_mapfile): New function.
901 (Output_data_dynamic::do_print_to_mapfile): New function.
902 (Output_symtab_xindex::do_print_to_mapfile): New function.
903 (class Output_section): Declare do_print_to_mapflie. Declare
904 print_to_mapfile in Input_section.
905 (class Output_segment): Declare new functions.
906 * object.h (Sized_relobj::symbol_count): New function.
907 * script-sections.cc
908 (Output_section_element_dot_assignment::set_section_addresses):
909 Change Output_data_fixed_space to Output_data_zero_fill.
910 (Output_data_expression::do_print_to_mapfile): New function.
911 * script.cc (read_input_script): Add mapfile parameter. Change
912 all callers.
913 * script.h (read_input_script): Update declaration.
914 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
915 (Eh_frame::do_print_to_mapfile): New function.
916 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
917 (Output_merge_string::do_print_to_mapfile): New function.
918 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
919 function.
920 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
921 function.
922 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
923 function.
924 * Makefile.am (CCFILES): Add mapfile.cc.
925 (HFILES): Add mapfile.h.
926 * Makefile.in: Rebuild.
927
9f1d377b
ILT		 9282008-05-19 Ian Lance Taylor <iant@google.com>
929
930 * options.h (class General_options): Add -z relro.
931 * layout.cc (Layout::Layout): Initialize relro_segment_.
932 (Layout::add_output_section_data): Return the output section.
933 (Layout::make_output_section): Rcognize relro sections and mark
934 them appropriately.
935 (Layout::attach_allocated_section_to_segment): Put relro sections
936 in a PT_GNU_RELRO segment.
937 (Layout::create_initial_dynamic_sections): Mark the .dynamic
938 section as relro.
939 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
940 PT_TLS segments.
941 (Layout::linkonce_mapping): Map d.rel.ro.local to
942 .data.rel.ro.local.
943 (Layout::output_section_name): Us .data.rel.ro.local for any
944 section which begins with that.
945 * layout.h (class Layout): Update add_output_section_data
946 declaration. Add relro_segment_ field.
947 * output.cc (Output_section::Output_section): Initialize is_relro_
948 and is_relro_local_ fields.
949 (Output_segment::add_output_section): Group relro sections.
950 (Output_segment::is_first_section_relro): New function.
951 (Output_segment::maximum_alignment): If there is a relro section,
952 align the segment to the common page size.
953 (Output_segment::set_section_addresses): Track whether we are
954 looking at relro sections. If the last section is a relro
955 section, align to the common page size.
956 (Output_segment::set_section_list_addresses): Add in_relro
957 parameter. Change all callers. Align to the page size when
958 moving from relro to non-relro section.
959 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
960 segment.
961 * output.h (class Output_section): Add is_relro_ and
962 is_relro_local_ fields.
963 (Output_section::is_relro): New function.
964 (Output_section::set_is_relro): New function.
965 (Output_section::is_relro_local): New function.
966 (Output_section::set_is_relro_local): New function.
967 (class Output_segment): Update declarations.
968 * i386.cc (Target_i386::got_section): Mark .got section as relro.
969 * sparc.cc (Target_sparc::got_section): Likewise.
970 * x86_64.cc (Target_x86_64::got_section): Likewise.
971 * testsuite/relro_test_main.cc: New file.
972 * testsuite/relro_test.cc: New file.
973 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
974 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
975 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
976 (relro_test.so, relro_test_pic.o): New targets.
977 * testsuite/Makefile.in: Rebuild.
978
a984ee1d
ILT		 9792008-05-16 Ian Lance Taylor <iant@google.com>
980
01676dcd
ILT		 981 * output.cc (Output_segment::add_output_section): Remove front
982 parameter.
983 * output.h (class Output_segment): Remove
984 add_initial_output_section and overloaded add_output_section.
985 Update declaration of remaining add_output_section.
986 * layout.cc (Layout::create_interp): Call add_output_section
987 rather than add_initial_output_section.
988 (Layout::finish_dynamic_section): Likewise.
989
497897f9
ILT		 990 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
991 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
992 know the dynamic type.
993 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
994 field. Initialize it in constructor.
995 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
996 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
997 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
998 reloc.
999
a984ee1d
ILT		 1000 * output.cc (Output_reloc::get_address): Change return type to
1001 Elf_Addr.
1002 * output.h (class Output_reloc): Update get_address declaration.
1003 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1004 for section addresses.
1005
55ba0940
ILT		 10062008-05-09 Ian Lance Taylor <iant@google.com>
1007
1008 PR 6493
1009 * gold.cc (gold_nomem): Use return value of write.
1010
75517b77
ILT		 10112008-05-08 Ian Lance Taylor <iant@google.com>
1012
1013 * symtab.c (Symbol::init_base_output_data): Add version
1014 parameter. Change all callers.
1015 (Symbol::init_base_output_segment): Likewise.
1016 (Symbol::init_base_constant): Likewise.
1017 (Symbol::init_base_undefined): Likewise.
1018 (Sized_symbol::init_output_data): Likewise.
1019 (Sized_symbol::init_output_segment): Likewise.
1020 (Sized_symbol::init_constant): Likewise.
1021 (Sized_symbol::init_undefined): Likewise.
1022 (Symbol_table::do_define_in_output_data): If the new symbol has a
1023 version, mark it as the default.
1024 (Symbol_table::do_define_in_output_segment): Likewise.
1025 (Symbol_table::do_define_as_constant): Likewise.
1026 * symtab.h (class Symbol): Update declarations.
1027 (class Sized_symbol): Likewise.
1028 * resolve.cc (Symbol::override_version): New function.
c42e122e 1029 (Symbol::override_base): Call override_version.
75517b77
ILT		 1030 (Symbol::override_base_with_special): Likewise.
1031 * testsuite/ver_script_8.script: New file.
1032 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1033 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1034 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1035 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1036
f1f70eae
ILT		 10372008-05-06 Ian Lance Taylor <iant@google.com>
1038
f3e9c5c5
ILT		 1039 PR 6049
1040 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1041 functions.
1042 (class General_options): Remove existing --undefined, and add
1043 --no-undefined instead. Add new --undefined as synonym for -u.
1044 * archive.cc (Archive::add_symbols): Check whether symbol was
1045 named with -u.
1046 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1047 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1048 all uses. Add IS_UNDEFINED. Update declarations to split
1049 different versions of init_base. Declare init_base_undefined.
1050 (Symbol::is_defined): Handle IS_UNDEFINED.
1051 (Symbol::is_undefined): Likewise.
1052 (Symbol::is_weak_undefined): Call is_undefined.
1053 (Symbol::is_absolute): Handle IS_CONSTANT.
1054 (class Sized_symbol): Update declarations to split different
1055 versions of init. Declare init_undefined.
1056 (class Symbol_table): Declare new functions.
1057 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1058 Change all callers.
1059 (Symbol::init_base_output_data): Likewise.
1060 (Symbol::init_base_output_segment): Likewise.
1061 (Symbol::init_base_constant): Likewise.
1062 (Symbol::init_base_undefined): New function.
1063 (Sized_symbol::init_object): Rename from init. Change all
1064 callers.
1065 (Sized_symbol::init_output_data): Likewise.
1066 (Sized_symbol::init_output_segment): Likewise.
1067 (Sized_symbol::init_constant): Likewise.
1068 (Sized_symbol::init_undefined): New function.
1069 (Symbol_table::add_undefined_symbols_from_command_line): New
1070 function.
1071 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1072 function.
1073 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1074 (Symbol::output_section): Likewise.
1075 (Symbol::set_output_section): Likewise.
1076 (Symbol_table::sized_finalize_symbol): Likewise.
1077 (Symbol_table::sized_write_globals): Likewise.
1078 * resolve.cc (Symbol_table::should_override): Likewise.
1079 (Symbol::override_base_with_special): Likewise.
1080
8bdcdf2c
ILT		 1081 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1082 symbol, change it to have default visibility.
1083 * testsuite/protected_1.cc: New file.
1084 * testsuite/protected_2.cc: New file.
1085 * testsuite/protected_3.cc: New file.
1086 * testsuite/protected_main_1.cc: New file.
1087 * testsuite/protected_main_2.cc: New file.
1088 * testsuite/protected_main_3.cc: New file.
1089 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1090 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1091 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1092 (protected_1.so): New target.
1093 (protected_1_pic.o, protected_2_pic.o): New targets.
1094 (protected_3_pic.o): New target.
1095 (check_PROGRAMS): Add protected_2.
1096 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1097 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1098 * testsuite/Makefile.in: Rebuild.
1099
2b706932
ILT		 1100 * options.h (DEFINE_var): Add set_user_set_##varname__.
1101 (DEFINE_bool_alias): New macro.
1102 (class General_options): Define -Bstatic using DEFINE_bool_alias
1103 rather than DEFINE_special. Add --undefined as an alias for -z
1104 defs.
1105 * options.cc (General_options::parse_Bstatic): Remove.
1106
d82a5bcc
ILT		 1107 * options.h (class General_options): Add --fatal-warnings.
1108 * main.cc (main): Implement --fatal-warnings.
1109 * errors.h (Errors::warning_count): New function.
1110
f1f70eae
ILT		 1111 * options.h (class General_options): Add -Bsymbolic-functions.
1112 * symtab.h (Symbol::is_preemptible): Check for
1113 -Bsymbolic-functions.
1114
8825ac63
ILT		 11152008-05-05 Ian Lance Taylor <iant@google.com>
1116
d98bc257
ILT		 1117 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1118 as noVARNAME rather than no-VARNAME.
1119 (class General_options): Add option -z combreloc.
1120 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1121 get_address.
1122 (Output_reloc::sort_before) [SHT_REL]: New function.
1123 (Output_reloc::sort_before) [SHT_RELA]: New function.
1124 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1125 Sort_relocs_comparison.
1126 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1127 parameter. Change all callers.
1128 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1129 sort_relocs parameter. Change all callers.
1130 * output.cc (Output_reloc::get_address): New function, broken out
1131 of write_rel.
1132 (Output_reloc::write_rel): Call it.
1133 (Output_reloc::compare): New function.
1134 (Output_data_reloc_base::do_write): Optionally sort relocs.
1135
60b2b4e7
ILT		 1136 * configure.ac: If targ_extra_obj is set, link it in.
1137 * configure.tgt: Initialize all variables.
1138 (x86_64*): Set targ_extra_obj and targ_extra_size.
1139 * configure: Rebuild.
1140
8825ac63
ILT		 1141 * object.cc (Sized_relobj::include_section_group): Adjust section
1142 indexes read from group data. Build vector to pass to
1143 layout_group.
1144 * layout.cc (Layout::layout_group): Add flags and shndxes
1145 parameters. Remove contents parameter. Change caller. Update
1146 explicit instantiations.
1147 * layout.h (class Layout): Update layout_group declaration.
1148 * output.cc (Output_data_group::Output_data_group): Add flags and
1149 input_shndxes parameters. Remove contents parameter. Change
1150 caller.
1151 (Output_data_group::do_write): Change input_sections_ to
1152 input_shndxes_.
1153 * output.h (class Output_data_group): Update constructor
1154 declaration. Rename input_sections_ to input_shndxes_.
1155 * testsuite/many_sections_test.cc: Add template.
1156
e94cf127
CC		 11572008-04-30 Cary Coutant <ccoutant@google.com>
1158
4418b2d5
CC		 1159 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1160
e94cf127
CC		 1161 * layout.cc (Layout::include_section): Refactored check for debug
1162 info section.
1163 (Layout::add_comdat): Add new parameters. Change type
1164 of signature parameter. Add object and shndx to signatures table.
1165 (Layout::find_kept_object): New function.
1166 * layout.h: Include <cstring>.
1167 (Layout::is_debug_info_section): New function.
1168 (Layout::add_comdat): Add new parameters.
1169 (Layout::find_kept_object): New function.
1170 (Layout::Kept_section): New struct.
1171 (Layout::Signatures): Change type of map range.
1172 * object.cc (Relobj::output_section_address): New function.
1173 (Sized_relobj::include_section_group): Add new parameters. Change
1174 calls to Layout::add_comdat. Change to build table of kept comdat
1175 groups and table mapping discarded sections to kept sections.
1176 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1177 (Sized_relobj::do_layout): Change calls to include_section_group and
1178 include_linkonce_section.
1179 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1180 value to zero when section is discarded.
1181 (Sized_relobj::map_to_kept_section): New function.
1182 * object.h (Relobj::output_section_address): New function.
1183 (Relobj::Comdat_group): New type.
1184 (Relobj::find_comdat_group): New function.
1185 (Relobj::Comdat_group_table): New type.
1186 (Relobj::Kept_comdat_section): New type.
1187 (Relobj::Kept_comdat_section_table): New type.
1188 (Relobj::add_comdat_group): New function.
1189 (Relobj::set_kept_comdat_section): New function.
1190 (Relobj::get_kept_comdat_section): New function.
1191 (Relobj::comdat_groups_): New field.
1192 (Relobj::kept_comdat_sections_): New field.
1193 (Symbol_value::input_value): Update comment.
1194 (Sized_relobj::map_to_kept_section) New function.
1195 (Sized_relobj::include_linkonce_section): Add new parameter.
1196 * target-reloc.h (Comdat_behavior): New type.
1197 (get_comdat_behavior): New function.
1198 (relocate_section): Add code to map a discarded section to the
1199 corresponding kept section when applying a relocation.
1200
e4e5049b
CS		 12012008-04-30 Craig Silverstein <csilvers@google.com>
1202
1203 * dwarf_reader.cc (next_generation_count): New static var.
1204 (Addr2line_cache_entry): New struct.
1205 (addr2line_cache): New static var.
1206 (Dwarf_line_info::one_addr2line): Added caching.
1207 (Dwarf_line_info::clear_addr2line_cache): New function.
1208 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1209 cache-size parameter.
1210 (Dwarf_line_info::one_addr2line_cache): New function.
1211 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1212 new cache-size argument to one_addr2line(), and clear cache.
1213
d09e9154
CC		 12142008-04-28 Cary Coutant <ccoutant@google.com>
1215
1216 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1217 R_386_PC8 relocations.
1218
7ef73768
ILT		 12192008-04-23 Ian Lance Taylor <iant@google.com>
1220
55438702
ILT		 1221 * object.cc (Sized_relobj::include_section_group): Check for
1222 invalid section group.
1223
c165fb93
ILT		 1224 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1225 header size.
1226
7ef73768
ILT		 1227 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1228 than read for file header.
1229 * archive.cc (Archive::include_member): Likewise.
1230
6194aaab
L		 12312008-04-23 Paolo Bonzini <bonzini@gnu.org>
1232
1233 * aclocal.m4: Regenerate.
1234 * configure: Regenerate.
1235
d491d34e
ILT		 12362008-04-19 Ian Lance Taylor <iant@google.com>
1237
5ea2bac6
ILT		 1238 * version.cc (version_string): Bump to 1.6.
1239
7bc3e21a
ILT		 1240 * testsuite/Makefile.am (many_sections_r_test): New target.
1241 (many_sections_r_test_SOURCES): Remove.
1242 (many_sections_r_test_DEPENDENCIES): Remove.
1243 (many_sections_r_test_LDFLAGS): Remove.
1244 (many_sections_r_test_LDADD): Remove.
1245
7fcd3aa9
ILT		 1246 * object.cc (Sized_relobj::do_add_symbols): Always pass
1247 local_symbol_count_ to add_from_relobj.
1248
4c94d6ae
ILT		 1249 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1250 every thousand variables.
1251 * testsuite/Makefile.in: Rebuild.
1252
d491d34e
ILT		 1253 * object.cc (Xindex::initialize_symtab_xindex): New function.
1254 (Xindex::read_symtab_xindex): New function.
1255 (Xindex::sym_xindex_to_shndx): New function.
1256 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1257 available.
1258 (Sized_relobj::do_initialize_xindex): New function.
1259 (Sized_relobj::do_read_symbols): Adjust section links.
1260 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1261 parameter. Change all callers.
1262 (Sized_relobj::include_section_group): Adjust section links and
1263 symbol section indexes.
1264 (Sized_relobj::do_layout): Adjust section links.
1265 (Sized_relobj::do_count_local_symbols): Adjust section links and
1266 symbol section indexes.
1267 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1268 ordinary and special symbols.
1269 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1270 dynsym_xindex parameters. Change all callers. Adjust section
1271 links. Use SHN_XINDEX when needed.
1272 (Sized_relobj::get_symbol_location_info): Adjust section links.
1273 Don't get fooled by special symbols.
1274 * object.h (class Xindex): Define.
1275 (class Object): Add xindex_ parameter. Declare virtual functoin
1276 do_initialize_xindex.
1277 (Object::adjust_sym_shndx): New function.
1278 (Object::set_xindex): New protected function.
1279 (class Symbol_value): Add is_ordinary_shndx_ field.
1280 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1281 (Symbol_value::value): Assert ordinary section.
1282 (Symbol_value::initialize_input_to_output_map): Likewise.
1283 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1284 Change all callers.
1285 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1286 all callers.
1287 (class Sized_relobj): Update declarations.
1288 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1289 parameter. Change all callers.
1290 (Sized_relobj::adjust_shndx): New function.
1291 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1292 field.
1293 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1294 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1295 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1296 (Sized_dynobj::read_dynsym_section): Adjust section links.
1297 (Sized_dynobj::read_dynamic): Likewise.
1298 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1299 section links.
1300 (Sized_dynobj::do_initialize_xindex): New function.
1301 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1302 do_initialize_xindex.
1303 (Sized_dynobj::adjust_shndx): New function.
1304 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1305 dynsym_xindex_ fields.
1306 (Layout::finalize): Add a call to set_section_indexes before
1307 creating the symtab sections.
1308 (Layout::set_section_indexes): Don't do anything if the section
1309 already has a section index.
1310 (Layout::create_symtab_sections): Add shnum parameter. Change
1311 caller. Create .symtab_shndx section if needed.
1312 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1313 caller.
1314 (Layout::allocated_output_section_count): New function.
1315 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1316 needed.
1317 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1318 fields. Update declarations.
1319 (Layout::symtab_xindex): New function.
1320 (Layout::dynsym_xindex): New function.
1321 (class Write_symbols_task): Add layout_ field.
1322 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1323 Change caller.
1324 * output.cc (Output_section_headers::Output_section_headers): Add
1325 shstrtab_section parameter. Change all callers.
1326 (Output_section_headers::do_sized_write): Store overflow values
1327 for section count and section string table section index in
1328 section header zero.
1329 (Output_file_header::do_sized_write): Check for overflow of
1330 section count and section string table section index.
1331 (Output_symtab_xindex::do_write): New function.
1332 (Output_symtab_xindex::endian_do_write): New function.
1333 * output.h (class Output_section_headers): Add shstrtab_section_.
1334 Update declarations.
1335 (class Output_symtab_xindex): Define.
1336 (Output_section::has_out_shndx): New function.
1337 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1338 field.
1339 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1340 Change all callers.
1341 (Sized_symbol::init): Likewise.
1342 (Symbol::output_section): Check for ordinary symbol.
1343 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1344 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1345 callers.
1346 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1347 Change all callers. Simplify handling of symbols from sections
1348 not included in the link.
1349 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1350 distinction.
1351 (Weak_alias_sorter::operator()): Assert that symbols are
1352 ordinary.
1353 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1354 distinction.
1355 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1356 parameters. Change all callers.
1357 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1358 symbol distinction. Use SHN_XINDEX when needed.
1359 (Symbol_table::write_section_symbol): Add symtab_xindex
1360 parameter. Change all callers.
1361 (Symbol_table::sized_write_section_symbol): Likewise. Use
1362 SHN_XINDEX when needed.
1363 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1364 declarations.
1365 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1366 (Symbol::is_defined): Check is_ordinary.
1367 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1368 (Symbol::is_absolute, Symbol::is_common): Likewise.
1369 (class Sized_symbol): Update declarations.
1370 (class Symbol_table): Update declarations.
1371 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1372 parameters. Change all callers.
1373 (Sized_symbol::override): Likewise.
1374 (Symbol_table::override): Likewise.
1375 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1376 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1377 is_ordinary, and orig_st_shndx parameters. Change all callers.
1378 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1379 to be in an ordinary section.
1380 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1381 object and is_ordinary parameters. Change all callers.
1382 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1383 Change all callers. Don't add undefined or non-ordinary symbols
1384 to reloc_map_.
1385 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1386 Change all callers.
1387 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1388 declarations.
1389 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1390 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1391 (Sized_relobj::relocate_sections): Likewise.
1392 * target-reloc.h (scan_relocs): Adjust section symbol index.
1393 (scan_relocatable_relocs): Likewise.
1394 * i386.cc (Scan::local): Check for ordinary symbols.
1395 * sparc.cc (Scan::local): Likewise.
1396 * x86_64.cc (Scan::local): Likewise.
1397 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1398 to symbol_section_and_value.
1399 * testsuite/many_sections_test.cc: New file.
1400 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1401 (check_PROGRAMS): Add many_sections_test.
1402 (many_sections_test_SOURCES): Define.
1403 (many_sections_test_DEPENDENCIES): Define.
1404 (many_sections_test_LDFLAGS): Define.
1405 (BUILT_SOURCES): Add many_sections_define.h.
1406 (many_sections_define.h): New target.
1407 (BUILT_SOURCES): Add many_sections_check.h.
1408 (many_sections_check.h): New target.
1409 (check_PROGRAMS): Add many_sections_r_test.
1410 (many_sections_r_test_SOURCES): Define.
1411 (many_sections_r_test_DEPENDENCIES): Define.
1412 (many_sections_r_test_LDFLAGS): Define.
1413 (many_sections_r_test_LDADD): Define.
1414 (many_sections_r_test.o): New target.
1415 * testsuite/Makefile.in: Rebuild.
1416
c5818ff1
CC		 14172008-04-17 Cary Coutant <ccoutant@google.com>
1418
1419 * errors.cc (Errors::info): New function.
1420 (gold_info): New function.
1421 * errors.h (Errors::info): New function.
1422 * gold.h (gold_info): New function.
1423 * object.cc (Input_objects::add_object): Print trace output.
1424 * options.cc (options::parse_set): New function.
1425 (General_options::parse_wrap): Deleted.
1426 (General_options::General_options): Deleted initializer.
1427 * options.h (options::String_set): New typedef.
1428 (options::parse_set): New function.
1429 (DEFINE_set): New macro.
1430 (General_options::wrap): Changed to use DEFINE_set. Changed
1431 callers of any_wrap_symbols and is_wrap_symbol.
1432 (General_options::trace, General_options::trace_symbol):
1433 New options.
1434 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1435 (General_options::wrap_symbols_): Deleted.
1436 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1437
b5be4a7c
DM		 14382008-04-17 David S. Miller <davem@davemloft.net>
1439
1440 * options.cc (General_options::parse_V): New function.
1441 * options.h: Add entries for -V and -Qy.
1442
155a0dd7
ILT		 14432008-04-17 Ian Lance Taylor <iant@google.com>
1444
1445 * common.cc (Symbol_table::allocate_commons): Remove options
1446 parameter. Change caller.
1447 (Symbol_table::do_allocate_commons): Remove options parameter.
1448 Change caller. Just call do_allocate_commons_list twice.
1449 (Symbol_table::do_allocate_commons_list): New function, broken out
1450 of do_allocate_commons.
1451 * common.h (class Allocate_commons_task): Remove options_ field.
1452 Update constructor.
1453 * symtab.cc (Symbol_table::Symbol_table): Initialize
1454 tls_commons_.
1455 (Symbol_table::add_from_object): Put TLS common symbols on
1456 tls_commons_ list.
1457 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1458 which are IN_OUTPUT_DATA.
1459 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1460 allocate_commons and do_allocate_commons declarations. Declare
1461 do_allocate_commons_list.
1462 * gold.cc (queue_middle_tasks): Update creation of
1463 Allocate_commons_task to not pass options.
1464 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1465 (TLS_TEST_C_FLAGS): New variable.
1466 (tls_test_c_pic.o): New target.
1467 (tls_test_shared.so): Link in tls_test_c_pic.o.
1468 (tls_test_c_pic_ie.o): New target.
1469 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1470 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1471 (tls_test_c.o): New target.
1472 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1473 (tls_pic_test_LDADD): Likewise.
1474 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1475 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1476 (tls_test_c_gnu2.o): New target.
1477 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1478 tls_test_c_gnu2.o.
1479 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1480 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1481 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1482 * testsuite/tls_test.cc: Include "config.h".
1483 (t_last): Call t11_last.
1484 * testsuite/tls_test.h (t11, t11_last): Declare.
1485 * testsuite/tls_test_c.c: New file.
1486 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1487 * configure.ac: Check for OpenMP support.
1488 * configure, config.in, Makefile.in: Rebuild.
1489 * testsuite/Makefile.in: Rebuild.
1490
edfbb029
CC		 14912008-04-16 Cary Coutant <ccoutant@google.com>
1492
1493 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1494 (Target_i386::tls_base_symbol_defined_): New field.
1495 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1496 (Target_i386::Scan::global): Likewise.
1497 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1498 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1499 (Target_x86_64::tls_base_symbol_defined_): New field.
1500 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1501 (Target_x86_64::Scan::global): Likewise.
1502
f3c69fca
CC		 15032008-04-16 Cary Coutant <ccoutant@google.com>
1504
1505 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1506 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1507 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1508 building shared libraries.
1509 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1510 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1511 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1512 * testsuite/Makefile.in: Rebuild.
1513 * testsuite/weak_undef.h: New file.
1514 * testsuite/weak_undef_file1.cc: Add extra test cases.
1515 * testsuite/weak_undef_file2.cc: Likewise.
1516 * testsuite/weak_undef_test.cc: Likewise.
1517
7c414435
DM		 15182008-04-16 David S. Miller <davem@davemloft.net>
1519
32b769e1
DM		 1520 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1521 Add issued_non_pic_error_ field. Declare check_non_pic.
1522 (Target_sparc::Scan::check_non_pic): New function.
1523 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1524 (Target_sparc::Scan::global): Likewise.
1525
11936fb1
DM		 1526 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1527 * configure: Rebuild.
1528
7c414435
DM		 1529 * options.h (DEFINE_enable): New macro.
1530 (new_dtags): New enable option.
1531 (initfirst, interpose, loadfltr, nodefaultlib,
1532 nodelete, nodlopen, nodump): New -z options.
1533 * layout.cc (Layout:finish_dynamic_section): If new
1534 dtags enabled, emit DT_RUNPATH. Also, emit a
1535 DT_FLAGS_1 containing any specified -z flags.
1536
85c7bf8b
ILT		 15372008-04-16 Ian Lance Taylor <iant@google.com>
1538
12c0daef
ILT		 1539 * copy-relocs.cc: New file.
1540 * copy-relocs.h: New file.
1541 * reloc.cc: Remove Copy_relocs code.
1542 * reloc.h: Likewise.
1543 * reloc-types.h (struct Reloc_types) [both versions]: Add
1544 get_reloc_addend_noerror.
1545 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1546 variants of add_global which take an addend which must be zero.
1547 * i386.cc: Include "copy-relocs.h".
1548 (class Target_i386): Change type of copy_relocs_ to variable,
1549 update initializer.
1550 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1551 Change all callers.
1552 (Target_i386::do_finalize_sections): Change handling of
1553 copy_relocs_.
1554 * sparc.cc: Include "copy-relocs.h".
1555 (class Target_sparc): Change type of copy_relocs_ to variable,
1556 update initializer.
1557 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1558 Change all callers.
1559 (Target_sparc::do_finalize_sections): Change handling of
1560 copy_relocs_.
1561 * x86_64.cc: Include "copy-relocs.h".
1562 (class Target_x86_64): Change type of copy_relocs_ to variable,
1563 update initializer.
1564 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1565 class. Change all callers.
1566 (Target_x86_64::do_finalize_sections): Change handling of
1567 copy_relocs_.
1568 * Makefile.am (CCFILES): Add copy-relocs.cc.
1569 (HFILES): Add copy-relocs.h.
1570
4f4995b6
ILT		 1571 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1572
85c7bf8b
ILT		 1573 * testsuite/script_test_4.sh: Permit leading zeroes.
1574
4f2a9edd
ILT		 15752008-04-15 Ian Lance Taylor <iant@google.com>
1576
e6188289
ILT		 1577 * script-sections.cc (Script_sections::create_segments): Use
1578 header_size_adjustment even when there is enough room for the
1579 headers.
1580 * testsuite/script_test_4.sh: New file.
1581 * testsuite/script_test_4.t: New file.
1582 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1583 (check_DATA): Add script_test_4.stdout.
1584 (MOSTLYCLEANFILES): Likewise.
1585 (script_test_4): New target.
1586 (script_test_4.stdout): New target.
1587 * testsuite/Makefile.in: Rebuild.
1588
4f2a9edd
ILT		 1589 * sparc.cc: Add definitions for Output_data_plt_sparc class
1590 constants.
1591
f5314dd5
DM		 15922008-04-14 David S. Miller <davem@davemloft.net>
1593
1594 * sparc.cc: New file.
1595 * Makefile.am (TARGETSOURCES): Add sparc.cc
1596 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1597 * configure.tgt: Document targ_extra_size and
1598 targ_extra_big_endian. Add entries for sparc-* and
1599 sparc64-*.
1600 * configure.ac: Handle targ_extra_size and
1601 targ_extra_big_endian.
1602 * Makefile.in: Rebuild.
1603 * configure: Likewise.
1604 * po/POTFILES.in: Likewise.
1605 * po/gold.pot: Likewise.
1606
154e0e9a
ILT		 16072008-04-14 Ian Lance Taylor <iant@google.com>
1608
1609 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1610 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1611 in the name/type/flags to section mapping. Don't call
1612 allocate_output_section.
1613 (Layout::choose_output_section): Change parameter from adjust_name
1614 to is_input_section. Don't permit input sections after sections
1615 are attached to segments. Don't call allocate_output_section.
1616 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1617 not write_enable_output_section.
1618 (Layout::make_output_section): Don't push to
1619 unattached_section_list_ nor call attach_to_segment. Call
1620 attach_section_to_segment if sections are attached.
1621 (Layout::attach_sections_to_segments): New function.
1622 (Layout::attach_section_to_segment): New function.
1623 (Layout::attach_allocated_section_to_segment): Rename from
1624 attach_to_segment. Remove flags parameter.
1625 (Layout::allocate_output_section): Remove function.
1626 (Layout::write_enable_output_section): Remove function.
1627 * layout.h (class Layout): Update for above changes. Add new
1628 field sections_are_attached_.
1629 * output.h (Output_section::update_flags_for_input_section): New
1630 function.
1631 * output.cc (Output_section::add_input_section): Call
1632 update_flags_for_input_section.
1633 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1634
009a67a2
CC		 16352008-04-11 Cary Coutant <ccoutant@google.com>
1636
1637 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1638 thought unnecessary.
1639 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1640
759b1a24
ILT		 16412008-04-11 Ian Lance Taylor <iant@google.com>
1642
1643 * output.h (class Output_section_data): Remove inline definition
1644 of set_addralign.
1645 * output.cc (Output_section_data::set_addralign): New function.
1646
c2b45e22
CC		 16472008-04-11 Cary Coutant <ccoutant@google.com>
1648
1649 Add support for TLS descriptors for i386 and x86_64.
1650 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1651 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1652 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1653 GOT_TYPE_TLS_DESC.
1654 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1655 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1656 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1657 relocations.
1658 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1659 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1660 Fix problem with initial-exec relocations.
1661 (Target_i386::Relocate::relocate_tls): Likewise.
1662 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1663 relaxation.
1664 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1665 support for section-plus-offset dynamic table entries.
1666 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1667 (Output_data_dynamic::Dynamic_entry): Add support for
1668 section-plus-offset dynamic table entries.
1669 (Output_data_dynamic::Classification): Likewise.
1670 (Output_data_dynamic::classification_): Renamed offset_.
1671 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1672 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1673 (Target_x86_64::make_plt_section): New function.
1674 (Target_x86_64::reserve_tlsdesc_entries): New function.
1675 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1676 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1677 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1678 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1679 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1680 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1681 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1682 add extra PLT entry for TLS descriptors.
1683 (Output_data_plt_x86_64::got_): New field.
1684 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1685 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1686 fields.
1687 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1688 descriptors.
1689 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1690 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1691 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1692 R_386_TLS_DESC_CALL relocations.
1693 (Target_x86_64::Scan::global): Likewise.
1694 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1695 for TLS descriptors.
1696 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1697 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1698 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1699 GD-to-IE relaxation.
1700 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1701 and TLS_DESCRIPTORS.
1702 * Makefile.in: Rebuild.
1703 * configure: Rebuild.
1704 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1705 (tls_test_shared2.so): New target.
1706 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1707 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1708 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1709 (tls_shared_gd_to_ie_test_LDADD): New variable.
1710 (tls_shared_gnu2_gd_to_ie_test): New target.
1711 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1712 New targets.
1713 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1714 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1715 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1716 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1717 (tls_shared_gnu2_test): New target.
1718 (tls_test_gnu2_shared.so): New target.
1719 (tls_shared_gnu2_test_SOURCES): New variable.
1720 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1721 (tls_shared_gnu2_test_LDFLAGS): New variable.
1722 (tls_shared_gnu2_test_LDADD): New variable.
1723 * testsuite/Makefile.in: Rebuild.
1724 * testsuite/Makefile.
1725
83bfb6b7
ILT		 17262008-04-11 Ian Lance Taylor <iant@google.com>
1727
1728 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1729 justsyms.t.
1730 * testsuite/Makefile.in: Rebuild.
1731
1732 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1733 long.
1734 * testsuite/script_test_2.cc (main): Adjust test.
1735
706e1f5e
ILT		 17362008-04-11 David S. Miller <davem@davemloft.net>
1737 Ian Lance Taylor <iant@google.com>
1738
1739 * options.h (General_options): Add entries for '-Y' and
1740 '-relax'.
1741 * options.cc (General_options:finalize): If -Y was used, add those
1742 entries to the library path instead of the default "/lib" and
1743 "/usr/lib".
1744
7c98e6bb
DM		 17452008-04-11 David S. Miller <davem@davemloft.net>
1746
1747 * testsuite/justsyms.t: Start at 0x100.
1748 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1749 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1750 long.
1751 * testsuite/script_test_2.cc: Adjust string and section length
1752 checks.
7c98e6bb 1753
99a37bfd
ILT		 17542008-04-09 Ian Lance Taylor <iant@google.com>
1755
2cefc357
ILT		 1756 PR gold/5996
1757 * script-sections.cc (Sections_element::allocate_to_segment): Add
1758 orphan parameter.
1759 (Output_section_definition::allocate_to_segment): Likewise.
1760 (Orphan_output_section::allocate_to_segment): Likewise.
1761 (Script_sections::attach_sections_using_phdrs_clause): Don't
1762 propagate non-PT_LOAD segments to orphan sections.
1763 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1764 readelf rather than objdump.
1765 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1766 .interp section and PT_INTERP segment are the same size.
1767 * testsuite/Makefile.in: Rebuild.
1768
99a37bfd
ILT		 1769 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1770 aliases for symbols defined in the same object.
1771 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1772 (weak_alias_test_SOURCES): New variable.
1773 (weak_alias_test_DEPENDENCIES): New variable.
1774 (weak_alias_test_LDFLAGS): New variable.
1775 (weak_alias_test_LDADD): New variable.
1776 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1777 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1778 (weak_alias_test_3.o): New target.
1779 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1780 * testsuite/weak_alias_test_main.cc: New file.
1781 * testsuite/weak_alias_test_1.cc: New file.
1782 * testsuite/weak_alias_test_2.cc: New file.
1783 * testsuite/weak_alias_test_3.cc: New file.
1784
780e49c5
ILT		 17852008-04-08 Ian Lance Taylor <iant@google.com>
1786
cdb0b8f5
ILT		 1787 * options.h (class General_options): Add --noinhibit-exec option.
1788 * main.cc (main): Check --noinhibit-exec.
1789
0864d551
ILT		 1790 * options.h (class General_options): Define --wrap as a special
1791 option. Add wrap_symbols_ field.
1792 (General_options::any_wrap_symbols): New function.
1793 (General_options::is_wrap_symbol): New function.
1794 * options.cc (General_options::parse_wrap): New function.
1795 (General_options::General_options): Initialize wrap_symbols_.
1796 * symtab.cc (Symbol_table::wrap_symbol): New function.
1797 (Symbol_table::add_from_object): Handle --wrap.
1798 * symtab.h (class Symbol_table): Declare wrap_symbol.
1799 * target.h (Target::wrap_char): New function.
1800 (Target::Target_info): Add wrap_char field.
1801 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1802 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1803 * testsuite/testfile.cc (Target_test::test_target_info):
1804 Likewise.
1805
789aa6de
ILT		 1806 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1807 there is one.
1808
2c38906f
ILT		 1809 * layout.h (class Layout): Add added_eh_frame_data_ field.
1810 * layout.cc (Layout::Layout): Initialize new field.
1811 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1812 output section until we find a section we merged successfully.
1813 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1814 that the size be non-zero.
1815
780e49c5
ILT		 1816 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1817 qualifier.
1818
7fcd0256
ILT		 18192008-04-08 Craig Silverstein <csilvers@google.com>
1820
1821 * configure.ac: Export new conditional variable HAVE_ZLIB.
1822 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1823 on HAVE_ZLIB.
1824 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1825 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1826
6835af53
ILT		 18272008-04-07 Ian Lance Taylor <iant@google.com>
1828
e24f324c
ILT		 1829 * version.cc (version_string): Set to "1.5".
1830
a036edd8
ILT		 1831 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1832 Add issued_non_pic_error_ field. Declare check_non_pic.
1833 (Target_x86_64::Scan::check_non_pic): New function.
1834 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1835 (Target_x86_64::Scan::global): Likewise.
1836
624f8810
ILT		 1837 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1838 addend parameter. Change caller. Handle merge sections.
1839 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1840 Address to Addend. Don't add in the result of
1841 local_section_offset, pass down the addend and use the returned
1842 value.
1843 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1844 Update declarations of local_section_offset and symbol_value.
1845 * testsuite/two_file_test_1.cc (t18): New function.
1846 * testsuite/two_file_test_2.cc (f18): New function.
1847 * testsuite/two_file_test_main.cc (main): Call t18.
1848 * testsuite/two_file_test.h (t18, f18): Declare.
1849
6835af53
ILT		 1850 * configure.ac: Don't test for objdump, c++filt, or readelf.
1851 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1852 conditionals.
1853 (TEST_READELF): New variable.
1854 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1855 (check_PROGRAMS): Add two_file_strip_test.
1856 (two_file_strip_test): New target.
1857 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1858 (two_file_same_shared_strip_test_SOURCES): New variable.
1859 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1860 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1861 (two_file_same_shared_strip_test_LDADD): New variable.
1862 (two_file_shared_strip.so): New target.
1863 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1864 (ver_test_5.syms, ver_test_7.syms): Likewise.
1865 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1866 (strip_test_3.stdout): Use TEST_OBJDUMP.
1867 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1868
86925eef
CC		 18692008-04-04 Cary Coutant <ccoutant@google.com>
1870
1871 * symtab.h (Symbol::is_weak_undefined): New function.
1872 (Symbol::is_strong_undefined): New function.
1873 (Symbol::is_absolute): New function.
1874 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1875 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1876 absolute symbols.
1877 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1878 (weak_undef_test): New target.
1879 * testsuite/Makefile.in: Rebuild.
1880 * testsuite/weak_undef_file1.cc: New file.
1881 * testsuite/weak_undef_file2.cc: New file.
1882 * testsuite/weak_undef_test.cc: New file.
1883
126f3ece
ILT		 18842008-04-03 Craig Silverstein <csilvers@google.com>
1885
1886 * compressed_output.h (class Output_compressed_section): Use
1887 unsigned buffer.
1888 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1889 add zlib header.
1890 (zlib_compressed_suffix): Removed.
1891 (Output_compressed_section::set_final_data_size): Use unsigned
1892 buffers.
1893 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1894 Fix linker invocation.
1895 (flagstest_o_specialfile_and_compress_debug_sections):
1896 Likewise.
1897 * testsuite/Makefile.in: Regenerated.
1898
deae2a14
DM		 18992008-04-02 David S. Miller <davem@davemloft.net>
1900
1901 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1902 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1903
70752818
ILT		 19042008-04-02 Craig Silverstein <csilvers@google.com>
1905
1906 * TODO: New file.
1907
39d0cb0e
ILT		 19082008-04-02 Ian Lance Taylor <iant@google.com>
1909
1910 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1911 parameters. Update for new key type to views_. Change all
1912 callers.
1913 (File_read::read): Adjust for byteshift in returned view.
1914 (File_read::add_view): New function, broken out of
1915 find_and_make_view.
1916 (File_read::make_view): New function, broken out of
1917 find_and_make_view.
1918 (File_read::find_or_make_view): Add offset and aligned
1919 parameters. Rewrite accordingly. Change all callers.
1920 (File_read::get_view): Add offset and aligned parameters. Adjust
1921 for byteshift in return value.
1922 (File_read::get_lasting_view): Likewise.
1923 * fileread.h (class File_read): Update declarations.
1924 (class File_read::View): Add byteshift_ field. Add byteshift to
1925 constructor. Add byteshift method.
1926 * archive.h (Archive::clear_uncached_views): New function.
1927 (Archive::get_view): Add aligned parameter. Change all callers.
1928 * object.h (Object::get_view): Add aligned parameter. Change all
1929 callers.
1930 (Object::get_lasting_view): Likewise.
1931
1932 * fileread.cc (File_read::release): Don't call clear_views if
1933 there are multiple objects.
1934 * fileread.h (File_read::clear_uncached_views): New function.
1935 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1936 on the archive.
1937
a1207466
CC		 19382008-03-31 Cary Coutant <ccoutant@google.com>
1939
1940 Add thin archive support.
1941 * archive.cc (Archive::armagt): New const.
1942 (Archive::setup): Remove task parameter and calls to unlock.
1943 (Archive::unlock_nested_archives): New function.
1944 (Archive::read_header): Add nested_off parameter. Change
1945 all callers.
1946 (Archive::interpret_header): Likewise.
1947 (Archive::include_all_members): Change to handle thin
1948 archives.
1949 (Archive::include_member): Likewise.
1950 * archive.h (Archive::Archive): Add new parameters and
1951 initializers.
1952 (Archive::armagt): New const.
1953 (Archive::setup): Remove task parameter.
1954 (Archive::unlock_nested_archives): New function.
1955 (Archive::read_header): Add nested_off parameter.
1956 (Archive::interpret_header): Likewise.
1957 (Archive::Nested_archive_table): New typedef.
1958 (Archive::is_thin_archive_): New field.
1959 (Archive::nested_archives_): New field.
1960 (Archive::options_): New field.
1961 (Archive::dirpath_): New field.
1962 (Archive::task_): New field.
1963 * readsyms.cc (Read_symbols::do_read_symbols): Add check
1964 for thin archives. Pass additional parameters to
1965 Archive::Archive. Unlock the archive file after calling
1966 Archive::setup.
1967
479f6503
ILT		 19682008-03-29 Ian Lance Taylor <iant@google.com>
1969
686c8caf
ILT		 1970 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1971 version symbol to be local.
1972 * testsuite/ver_test_4.sh: New file.
1973 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1974 (check_DATA): Add ver_test_4.syms.
1975 (ver_test_4.syms): New target.
1976 * testsuite/Makefile.in: Rebuild.
1977
ab794b6b
ILT		 1978 * output.cc
1979 (Output_section::Input_section_sort_entry::has_priority): New
1980 function.
1981 (Output_section::Input_section_sort_entry::match_file_name): New
1982 function.
1983 (Output_section::Input_section_sort_entry::match_section_name):
1984 Remove.
1985 (Output_section::Input_section_sort_entry::match_section_name_prefix):
1986 Remove.
1987 (Output_section::Input_section_sort_entry::match_section_file):
1988 Remove.
1989 (Output_section::Input_section_sort_compare::operator()): Rewrite
1990 using new Input_section_sort_entry functions. Sort crtbegin and
1991 crtend first. Sort sections with no priority before sections with
1992 a priority.
1993 * testsuite/initpri1.c (d3): Check j != 4.
1994 (cd5): New constructor/destructor function.
1995 (main): Check j != 2.
1996
479f6503
ILT		 1997 * symtab.cc (Symbol_table::add_from_object): If we don't use the
1998 new symbol when resolving, don't call set_is_default.
1999 * testsuite/ver_test_7.cc: New file.
2000 * testsuite/ver_test_7.sh: New file.
2001 * testsuite/Makefile.am (ver_test_7.so): New target.
2002 (ver_test_7.o): New target.
2003 (check_SCRIPTS): Add ver_test_7.sh.
2004 (check_DATA): Add ver_test_7.syms.
2005 (ver_test_7.syms): New target.
2006
2fd32231
ILT		 20072008-03-28 Ian Lance Taylor <iant@google.com>
2008
2009 * layout.cc (Layout::layout): If we see an input section with a
2010 name that needs sorting, set the must_sort flag for the output
2011 section.
2012 (Layout::make_output_section): If the name of the output section
2013 indicates that it might require sorting, set the may_sort flag.
2014 * output.h (Output_section::may_sort_attached_input_sections): New
2015 function.
2016 (Output_section::set_may_sort_attached_input_sections): New
2017 function.
2018 (Output_section::must_sort_attached_input_sections): New
2019 function.
2020 (Output_section::set_must_sort_attached_input_sections): New
2021 function.
2022 (class Output_section): Declare Input_section_sort_entry. Define
2023 Input_section_sort_compare. Declare
2024 sort_attached_input_sections. Add new fields:
2025 may_sort_attached_input_sections_,
2026 must_sort_attached_input_sections_,
2027 attached_input_sections_are_sorted_.
2028 * output.cc (Output_section::Output_section): Initialize new
2029 fields.
2030 (Output_section::add_input_section): Add an entry to
2031 input_sections_ if may_sort or must_sort are true.
2032 (Output_section::set_final_data_size): Call
2033 sort_attached_input_sections if necessary.
2034 (Output_section::Input_section_sort_entry): Define new class.
2035 (Output_section::Input_section_sort_compare::operator()): New
2036 function.
2037 (Output_section::sort_attached_input_sections): New function.
2038 * configure.ac: Check whether the compiler supports constructor
2039 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2040 * testsuite/initpri1.c: New file.
2041 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2042 CONSTRUCTOR_PRIORITY.
2043 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2044 (initpri1_LDFLAGS): New variable.
2045 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2046
18e6b24e
ILT		 20472008-03-27 Ian Lance Taylor <iant@google.com>
2048
49bdd526
ILT		 2049 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2050 * testsuite/common_test_1.c: New file.
2051 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2052 (common_test_1_SOURCES): New variable.
2053 (common_test_1_DEPENDENCIES): New variable.
2054 (common_test_1_LDFLAGS): New variable.
2055
18e6b24e
ILT		 2056 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2057 and commons_ correctly when NAME/VERSION does not override
2058 NAME/NULL.
2059 * testsuite/ver_test_6.c: New file.
2060 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2061 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2062 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2063
04bf7072
ILT		 20642008-03-26 Ian Lance Taylor <iant@google.com>
2065
5871526f
ILT		 2066 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2067 of an undefined symbol from a version script.
2068 * testsuite/Makefile.am (ver_test_5.so): New target.
2069 (ver_test_5.o): New target.
2070 (check_SCRIPTS): Add ver_test_5.sh.
2071 (check_DATA): Add ver_test_5.syms.
2072 (ver_test_5.syms): New target.
2073 * testsuite/ver_test_5.cc: New file.
2074 * testsuite/ver_test_5.script: New file.
2075 * testsuite/ver_test_5.sh: New file.
2076 * Makefile.in, testsuite/Makefile.in: Rebuild.
2077
04bf7072
ILT		 2078 PR gold/5986
2079 Fix problems building gold with gcc 4.3.0.
2080 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2081 (gold_error_at_location, gold_warning_at_location): Use it.
2082 * configure.ac: Check whether we can compile and use a template
2083 function with a printf attribute.
2084 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2085 when jumping over bytes.
2086 * object.cc: Instantiate Object::read_section_data.
2087 * debug.h: Include <cstring>
2088 * dwarf_reader.cc: Include <algorithm>
2089 * main.cc: Include <cstring>.
2090 * options.cc: Include <cstring>.
2091 * output.cc: Include <cstring>.
2092 * script.cc: Include <cstring>.
2093 * script.h: Include <string>.
2094 * symtab.cc: Include <cstring> and <algorithm>.
2095 * target-select.cc: Include <cstring>.
2096 * version.cc: Include <string>.
2097 * testsuite/testmain.cc: Include <cstdlib>.
2098 * configure, config.in: Rebuild.
2099
874c5b28
ILT		 21002008-03-25 Ian Lance Taylor <iant@google.com>
2101
819d6c3a
ILT		 2102 * options.cc: Include "../bfd/bfdver.h".
2103 (options::help): Print bug reporting address.
2104
f4b2c6f5
ILT		 2105 * version.cc (print_version): Adjust output for current value of
2106 BFD_VERSION_STRING.
2107
2108 * NEWS: New file.
2109
e96caa79
ILT		 2110 * options.cc (options::help): Print list of supported targets.
2111 * target-select.h: Include <vector>.
2112 (class Target_selector): Make machine_, size_, and is_big_endian_
2113 fields const. Add bfd_name_ and instantiated_target_ fields.
2114 (Target_selector::Target_selector): Add bfd_name parameter.
2115 (Target_selector::recognize): Make non-virtual, call
2116 do_recognize.
2117 (Target_selector::recognize_by_name): Make non-virtual, call
2118 do_recognize_by_name.
2119 (Target_selector::supported_names): New function.
2120 (Target_selector::bfd_name): New function.
2121 (Target_selector::do_instantiate_target): New pure virtual
2122 function.
2123 (Target_selector::do_recognize): New virtual function.
2124 (Target_selector::do_recognize_by_name): New virtual function.
2125 (Target_selector::instantiate_target): New private function.
2126 (supported_target_names): Declare.
2127 * target-select.cc (Target_selector::Target_selector): Update for
2128 new parameter and fields.
2129 (select_target_by_name): Check that the name matches before
2130 calling recognize_by_name.
2131 (supported_target_names): New function.
2132 * i386.cc (class Target_selector_i386): Update Target_selector
2133 constructor call. Remove recognize and recognize_by_name. Add
2134 do_instantiate_target.
2135 * x86_64.cc (class Target_selector_x86_64): Likewise.
2136 * testsuite/testfile.cc (class Target_selector_test): Update for
2137 changes to Target_selector.
2138
874c5b28
ILT		 2139 * README: Rewrite, with some notes on unsupported features.
2140
0a65a3a7
CC		 21412008-03-24 Cary Coutant <ccoutant@google.com>
2142
2143 * i386.cc (Target_i386::Got_type): New enum declaration.
2144 (Target_i386::Scan::local): Updated callers of Output_data_got
2145 member functions.
2146 (Target_i386::Scan::global): Likewise.
2147 (Target_i386::Relocate::relocate): Likewise.
2148 (Target_i386::Relocate::relocate_tls): Likewise.
2149 * object.h (Got_offset_list): New class.
2150 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2151 (Sized_relobj::local_got_offset): Likewise.
2152 (Sized_relobj::set_local_got_offset): Likewise.
2153 (Sized_relobj::local_has_tls_got_offset): Removed.
2154 (Sized_relobj::local_tls_got_offset): Removed.
2155 (Sized_relobj::set_local_tls_got_offset): Removed.
2156 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2157 * output.cc (Output_data_got::add_global): Added got_type parameter.
2158 (Output_data_got::add_global_with_rel): Likewise.
2159 (Output_data_got::add_global_with_rela): Likewise.
2160 (Output_data_got::add_global_pair_with_rel): New function.
2161 (Output_data_got::add_global_pair_with_rela): New function.
2162 (Output_data_got::add_local): Added got_type parameter.
2163 (Output_data_got::add_local_with_rel): Likewise.
2164 (Output_data_got::add_local_with_rela): Likewise.
2165 (Output_data_got::add_local_pair_with_rel): New function.
2166 (Output_data_got::add_local_pair_with_rela): New function.
2167 (Output_data_got::add_global_tls): Removed.
2168 (Output_data_got::add_global_tls_with_rel): Removed.
2169 (Output_data_got::add_global_tls_with_rela): Removed.
2170 (Output_data_got::add_local_tls): Removed.
2171 (Output_data_got::add_local_tls_with_rel): Removed.
2172 (Output_data_got::add_local_tls_with_rela): Removed.
2173 * output.h (Output_data_got::add_global): Added got_type parameter.
2174 (Output_data_got::add_global_with_rel): Likewise.
2175 (Output_data_got::add_global_with_rela): Likewise.
2176 (Output_data_got::add_global_pair_with_rel): New function.
2177 (Output_data_got::add_global_pair_with_rela): New function.
2178 (Output_data_got::add_local): Added got_type parameter.
2179 (Output_data_got::add_local_with_rel): Likewise.
2180 (Output_data_got::add_local_with_rela): Likewise.
2181 (Output_data_got::add_local_pair_with_rel): New function.
2182 (Output_data_got::add_local_pair_with_rela): New function.
2183 (Output_data_got::add_global_tls): Removed.
2184 (Output_data_got::add_global_tls_with_rel): Removed.
2185 (Output_data_got::add_global_tls_with_rela): Removed.
2186 (Output_data_got::add_local_tls): Removed.
2187 (Output_data_got::add_local_tls_with_rel): Removed.
2188 (Output_data_got::add_local_tls_with_rela): Removed.
2189 * resolve.cc (Symbol::override_base_with_special): Removed
2190 reference to has_got_offset_ field.
2191 * symtab.cc (Symbol::init_fields): Replaced initialization
2192 of got_offset_ with got_offsets_. Removed initialization
2193 of has_got_offset_
53fcba31 2194 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2195 (Symbol::got_offset): Likewise.
2196 (Symbol::set_got_offset): Likewise.
2197 (Symbol::has_tls_got_offset): Removed.
2198 (Symbol::tls_got_offset): Removed.
2199 (Symbol::set_tls_got_offset): Removed.
2200 (Symbol::got_offset_): Removed.
2201 (Symbol::tls_mod_got_offset_): Removed.
2202 (Symbol::tls_pair_got_offset_): Removed.
2203 (Symbol::got_offsets_): New field.
2204 (Symbol::has_got_offset): Removed.
2205 (Symbol::has_tls_mod_got_offset): Removed.
2206 (Symbol::has_tls_pair_got_offset): Removed.
2207 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2208 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2209 member functions.
2210 (Target_x86_64::Scan::global): Likewise.
2211 (Target_x86_64::Relocate::relocate): Likewise.
2212 (Target_x86_64::Relocate::relocate_tls): Likewise.
2213
bd52eafb
BE		 22142008-03-25 Ben Elliston <bje@au.ibm.com>
2215
2216 * yyscript.y: Fix spelling error in comment.
2217
8b105e34
ILT		 22182008-03-24 Ian Lance Taylor <iant@google.com>
2219
8ed814a9
ILT		 2220 * options.h (class General_options): Define build_id option.
2221 * layout.h (class Layout): Declare write_build_id, create_note,
2222 create_build_id. Add build_id_note_ member.
2223 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2224 "libiberty.h", "md5.h", "sha1.h".
2225 (Layout::Layout): Initialize eh_frame_data_,
2226 eh_frame_hdr_section_, and build_id_note_.
2227 (Layout::finalize): Call create_build_id.
2228 (Layout::create_note): New function, broken out of
2229 Layout::create_gold_note.
2230 (Layout::create_gold_note): Call create_note.
2231 (Layout::create_build_id): New function.
2232 (Layout::write_build_id): New function.
2233 (Close_task_runner::run): Call write_build_id.
2234
8b105e34
ILT		 2235 * x86_64.cc: Correct license to GPLv3.
2236
086a1841
ILT		 22372008-03-23 Ian Lance Taylor <iant@google.com>
2238
2239 * options.cc: Include "demangle.h".
2240 (parse_optional_string): New function.
2241 (parse_long_option): Handle takes_optional_argument.
2242 (parse_short_option): Update dash_z initializer. Handle
2243 takes_optional_argument.
2244 (General_options::General_options): Initialize do_demangle_.
2245 (General_options::finalize): Set do_demangle_. Handle demangling
2246 style.
2247 * options.h (parse_optional_string): Declare.
2248 (struct One_option): Add optional_arg field. Update constructor.
2249 Update call constructor calls. Add takes_optional_argument
2250 function.
2251 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2252 (DEFINE_optional_string): Define.
2253 (General_options::demangle): Change from DEFINE_bool to
2254 DEFINE_optional_string.
2255 (General_options::no_demangle): New function.
2256 (General_options::do_demangle): New function.
2257 (General_options::set_do_demangle): New function.
2258 (General_options::execstack_status_): Move definition to end of
2259 class definition.
2260 (General_options::static_): Likewise.
2261 (General_options::do_demangle_): New field.
2262 * object.cc (big_endian>::get_symbol_location_info): Call
2263 Options::do_demangle, not Options::demangle.
2264 * symtab.cc (demangle): Likewise.
2265
cbb93e63
ILT		 22662008-03-22 Ian Lance Taylor <iant@google.com>
2267
2268 * gold.h: Include <cstddef> and <sys/types.h>
2269 * options.h: Include <cstring>.
2270
ec531623
ILT		 22712008-03-21 Ian Lance Taylor <iant@google.com>
2272
2273 * Added source code to GNU binutils.
2274
GDB Binutils - Deliverables
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