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bb6f53d3
ILT		 12008-12-09 Ian Lance Taylor <iant@google.com>
2
fbc558e1
ILT		 3 PR 7088
4 * yyscript.y (file_cmd): Handle INPUT.
5
bb6f53d3
ILT		 6 * testsuite/initpri1.c: Change all declarations to be full
7 prototypes by adding void, to avoid compiler warnings.
8
4674ecfc
CC		 92008-12-05 Rafael Avila de Espindola <espindola@google.com>
10
11 * options.cc (General_options::parse_plugin_opt): New.
12 (General_options::add_plugin): The argument now is just the filename.
13 (General_options::add_plugin_option): New.
14 * options.h (plugin_opt): New.
15 (add_plugin): Change argument name.
16 (add_plugin_option): New.
17 * plugin.cc (Plugin::load): Don't parse the plugin option.
18 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
19 (Plugin::add_option): New.
20 (Plugin::args_): Change type.
21 (Plugin::filename_): New.
22 (Plugin_manager::add_plugin_option): New.
23 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
24 * testsuite/Makefile.in: Regenerate.
25
fd06b4aa
CC		 262008-12-05 Cary Coutant <ccoutant@google.com>
27
28 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
29 Handle --strip-lto-sections option.
30 * options.h (strip_lto_sections): New option.
31
6c52134c
CC		 322008-12-01 Cary Coutant <ccoutant@google.com>
33
34 * plugin.cc (ld_plugin_message): Change format parameter to const.
35 Fix mismatch between new[] and delete.
36
a45248e0
CC		 372008-11-14 Cary Coutant <ccoutant@google.com>
38
39 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
40 instead of -1U.
41
c82fbeee
CS		 422008-11-05 Craig Silverstein <csilvers@google.com>
43
44 * options.cc (General_options::parse_dynamic_list): New function.
45 * options.h (General_options): New flags dynamic_list,
46 dynamic_list_data, dynamic_list_cpp_new, and
47 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
48 (General_options::in_dynamic_list): New function.
49 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
50 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
51 (Lex::can_continue_name): Likewise.
52 (yylex): Likewise.
53 (read_script_file): New parameter script_options.
54 (read_dynamic_list): New function.
55 (Script_options::define_dynamic_list): New function.
56 (dynamic_list_keyword_parsecodes): New variable.
57 (dynamic_list_keywords): New variable.
58 * script.h (Script_options::define_dynamic_list): New function
59 prototype.
60 (read_dynamic_list): New function prototype.
61 * symtab.cc (strprefix): New macro.
62 (Symbol::should_add_dynsym_entry): Support dynamic_list,
63 dynamic_list_data, dynamic_list_cpp_new, and
64 dynamic_list_cpp_typeinfo.
65 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
66 (dynamic_list_expr): New rule.
67 (dynamic_list_nodes): Likewise.
68 (dynamic_list_node): Likewise.
69 * testsuite/Makefile.am (dynamic_list): New test.
70 * testsuite/Makefile.in: Regenerated.
71 * testsuite/dynamic_list.t: New file.
72 * testsuite/dynamic_list.sh: New file.
73
e0bb29a5
CS		 742008-11-05 Craig Silverstein <csilvers@google.com>
75
76 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
77 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
78 (t11_last): Likewise.
79 * testsuite/ver_test_6.c (main): Likewise.
80
4e1e25e0
CC		 812008-10-07 Cary Coutant <ccoutant@google.com>
82
83 * options.c (General_options::finalize): Add check for -static and
84 -shared.
85 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
86 is not empty.
87
92f03fcb
CC		 882008-10-02 Cary Coutant <ccoutant@google.com>
89
90 * plugin.cc (make_sized_plugin_object): Fix conditional
91 compilation to work when not all targets are enabled.
92
fbd8a257
CC		 932008-09-29 Cary Coutant <ccoutant@google.com>
94
95 * archive.cc (Archive::get_file_and_offset): Use filename instead
96 of name to get library path.
97 (Archive::include_member): Unlock external member of a thin archive.
98
99 * testsuite/Makefile.am (TEST_AR): New variable.
100 (thin_archive_test_1): New test.
101 (thin_archive_test_2): New test.
81636b3f
CC		 102 * testsuite/Makefile.in: Regenerate.
103 * testsuite/thin_archive_main.cc: New file.
104 * testsuite/thin_archive_test_1.cc: New file.
105 * testsuite/thin_archive_test_2.cc: New file.
106 * testsuite/thin_archive_test_3.cc: New file.
107 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 108
eff45813
CC		 1092008-09-29 Cary Coutant <ccoutant@google.com>
110
111 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
112 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
113 instead of -1U.
114 (Sized_relobj::do_finalize_local_symbols): Likewise.
115 (Sized_relobj::map_to_kept_section): Likewise.
116 * object.h (Sized_relobj::invalid_address): New constant.
117 (Sized_relobj::do_output_section_offset): Check for invalid_address
118 and return -1ULL.
119 * output.cc (Output_reloc::local_section_offset): Use constant
120 invalid_address instead of -1U.
121 (Output_reloc::get_address): Likewise.
122 (Output_section::output_address): Change -1U to -1ULL.
123 * output.h (Output_reloc::invalid_address): New constant.
124 * reloc.cc (Sized_relobj::write_sections): Use constant
125 invalid_address instead of -1U.
126 (Sized_relobj::relocate_sections): Likewise.
127 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
128 values for merge sections.
129 * target-reloc.h (relocate_for_relocatable): Use constant
130 invalid_address instead of -1U.
131
89fc3421
CC		 1322008-09-19 Cary Coutant <ccoutant@google.com>
133
134 Add plugin functionality for link-time optimization (LTO).
135 * configure.ac (plugins): Add --enable-plugins option.
136 * configure: Regenerate.
137 * config.in: Regenerate.
138 * Makefile.am (LIBDL): New variable.
139 (CCFILES): Add plugin.cc.
140 (HFILES): Add plugin.h.
141 (ldadd_var): Add LIBDL.
142 * Makefile.in: Regenerate.
143
144 * archive.cc: Include "plugin.h".
145 (Archive::setup): Don't preread archive symbols when using a plugin.
146 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
147 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
148 files.
149 (Archive::include_member): Add symbols from plugin objects.
150 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
151 * descriptors.cc (Descriptors::open): Check for file descriptors
152 abandoned by plugins.
153 (Descriptors::claim_for_plugin): New function.
154 * descriptors.h (Descriptors::claim_for_plugin): New function.
155 (Open_descriptor::is_claimed): New field.
156 (claim_descriptor_for_plugin): New function.
157 * fileread.cc (File_read::claim_for_plugin): New function.
158 * fileread.h (File_read::claim_for_plugin): New function.
159 (File_read::descriptor): New function.
160 * gold.cc: Include "plugin.h".
161 (queue_initial_tasks): Add task to call plugin hooks for generating
162 new object files.
163 * main.cc: Include "plugin.h".
164 (main): Load plugin libraries.
165 * object.h (Pluginobj): Declare.
166 (Object::pluginobj): New function.
167 (Object::do_pluginobj): New function.
168 (Object::set_target): New function.
169 * options.cc: Include "plugin.h".
170 (General_options::parse_plugin): New function.
171 (General_options::General_options): Initialize plugins_ field.
172 (General_options::add_plugin): New function.
173 * options.h (Plugin_manager): Declare.
174 (General_options): Add --plugin option.
175 (General_options::has_plugins): New function.
176 (General_options::plugins): New function.
177 (General_options::add_plugin): New function.
178 (General_options::plugins_): New field.
179 * plugin.cc: New file.
180 * plugin.h: New file.
181 * readsyms.cc: Include "plugin.h".
182 (Read_symbols::do_read_symbols): Check for archive before checking
183 for ELF file. Call plugin hooks to claim files.
184 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
185 from a real object file; force override when processing replacement
186 files.
187 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
188 (Symbol::init_base_object): Likewise.
189 (Symbol::init_base_output_data): Likewise.
190 (Symbol::init_base_output_segment): Likewise.
191 (Symbol::init_base_constant): Likewise.
192 (Symbol::init_base_undefined): Likewise.
193 (Symbol::output_section): Assert that object is not a plugin.
194 (Symbol_table::add_from_pluginobj): New function.
195 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
196 undefined.
197 (Symbol_table::sized_write_globals): Likewise.
198 (Symbol_table::add_from_pluginobj): Instantiate template.
199 * symtab.h (Sized_pluginobj): Declare.
200 (Symbol::in_real_elf): New function.
201 (Symbol::set_in_real_elf): New function.
202 (Symbol::in_real_elf_): New field.
203 (Symbol_table::add_from_pluginobj): New function.
204
205 * testsuite/Makefile.am (AM_CFLAGS): New variable.
206 (LIBDL): New variable.
207 (LDADD): Add LIBDL.
208 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
209 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
210 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
211 (MOSTLYCLEANFILES): Likewise.
212 * testsuite/Makefile.in: Regenerate.
213 * testsuite/plugin_test.c: New file.
214 * testsuite/plugin_test_1.sh: New file.
215 * testsuite/plugin_test_2.sh: New file.
216
de31bda5
ILT		 2172008-09-16 Ian Lance Taylor <iant@google.com>
218
9c2d0ef9
ILT		 219 * target-reloc.h (relocate_section): Check whether a symbol is
220 defined by the ABI before reporting an undefined symbol error.
221 * target.h (Target::is_defined_by_abi): Make parameter const.
222 (Target::do_is_defined_by_abi): Likewise.
223 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
224 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
225 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
226 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
227 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
228 * testsuite/Makefile.in: Rebuild.
229
de31bda5
ILT		 230 * fileread.cc (make_view): Add casts to avoid warning.
231
9fa33bee
AO		 2322008-09-16 Alexandre Oliva <aoliva@redhat.com>
233
234 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
235 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
236
183fd0e3
AO		 2372008-09-16 Alexandre Oliva <aoliva@redhat.com>
238
239 * options.h (General_options::output_is_executable): New.
240 (General_options::output_is_pie): New.
241 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
242 for shared libraries.
243 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
244
7be8330a
CD		 2452008-09-11 Chris Demetriou <cgd@google.com>
246
247 * options.h (origin): New -z option.
248 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
249 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
250 in DT_FLAGS_1.
251
a9caad02
CC		 2522008-09-05 Cary Coutant <ccoutant@google.com>
253
254 * fileread.cc (File_read::make_view): Add check for attempt to map
255 beyond end of file.
256
ae6dce4d
CC		 2572008-09-05 Cary Coutant <ccoutant@google.com>
258
259 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
260 explicit instantiations.
261
d7ab2a47
KVH		 2622008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
263
264 PR gold/6858
265 * options.cc (General_options::finalize): Allow undefined symbols
266 in shlibs if linking -shared.
267
268 PR gold/6859
269 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
270 symbols as not needing a dynsym entry.
271
1e52a9c1
CS		 2722008-08-20 Craig Silverstein <csilvers@google.com>
273
274 * fileread.cc (File_read::open): Do not lock the file unless it
275 was successfully opened.
276
d85c80a3
CC		 2772008-08-14 Cary Coutant <ccoutant@google.com>
278
279 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
280 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
281 * testsuite/tls_test.cc (struct int128): 128-bit struct
282 for testing TLS relocs with non-zero addend.
283 (v12): New TLS variable.
284 (t12): New test.
285 (t_last): Add check for v12.
286 * testsuite/tls_test.h (t12): New function.
287 * testsuite/tls_test_main.cc (thread_routine): Call new test.
288
2d924fd9
ILT		 2892008-08-13 Ian Lance Taylor <iant@google.com>
290
291 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
292 set tls_segment_ or relro_segment_.
293 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
294 when appropriate.
295 * output.h (Output_section::clear_is_relro): New function.
296 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
297 sections specially even when output_data_ is empty.
298 (Output_segment::maximum_alignment): When first section is relro,
299 only force alignment for PT_LOAD segments.
300 * script.cc (script_data_segment_align): New function.
301 (script_data_segment_relro_end): New function.
302 * script-c.h (script_data_segment_align): Declare.
303 (script_data_segment_relro_end): Declare.
304 * script-sections.h (class Script_sections): Declare
305 data_segment_align and data_segment_relro_end. Add fields
306 segment_align_index_ and saw_relro_end_.
307 * script-sections.cc (class Sections_element): Add set_is_relro
308 virtual function. Add new bool* parameter to place_orphan_here.
309 Add get_output_section virtual function.
310 (class Output_section_definition): Add set_is_relro. Add new
311 bool* parameter to place_orphan_here. Add get_output_section.
312 Add is_relro_ field.
313 (Output_section_definition::Output_section_definition): Initialize
314 evaluated_address_, evaluated_load_address, evaluated_addralign_,
315 and is_relro_ fields.
316 (Output_section_definition::place_orphan_here): Add is_relro
317 parameter.
318 (Output_section_definition::set_section_addresses): Set relro for
319 output section.
320 (Output_section_definition::alternate_constraint): Likewise.
321 (class Orphan_output_section): Add new bool* parameter to
322 place_orphan_here. Add get_output_section.
323 (Orphan_output_section::place_orphan_here): Add is_relro
324 parameter.
325 (Script_sections::Script_sections): Initialize
326 data_segment_align_index_ and saw_relro_end_.
327 (Script_sections::data_segment_align): New function.
328 (Script_sections::data_segment_relro_end): New function.
329 (Script_sections::place_orphan): Set or clear is_relro.
330 (Script_sections::set_section_addresses): Force alignment of first
331 TLS section.
332 * yyscript.y (exp): Call script_data_segment_align and
333 script_data_segment_relro_end.
334 * testsuite/relro_script_test.t: New file.
335 * testsuite/relro_test.cc (using_script): Declare.
336 (t1, t2): Test using_script.
337 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
338 (relro_script_test_SOURCES): Define.
339 (relro_script_test_DEPENDENCIES): Define.
340 (relro_script_test_LDFLAGS): Define.
341 (relro_script_test_LDADD): Define.
342 (relro_script_test.so): New target.
343 * testsuite/Makefile.in: Rebuild.
344
f827c9a9
CC		 3452008-08-06 Cary Coutant <ccoutant@google.com>
346
347 * archive.cc (Archive::total_archives, Archive::total_members)
348 (Archive::total_members_loaded): New variables.
349 (Archive::setup): Add parameter. Add option to preread
350 archive symbols.
351 (Archive::read_armap): Add counter.
352 (Archive::get_file_and_offset): New function.
353 (Archive::get_elf_object_for_member): New function.
354 (Archive::read_all_symbols): New function.
355 (Archive::read_symbols): New function.
356 (Archive::add_symbols): Add counters.
357 (Archive::include_all_members): Use armap to find members if it's
358 already built.
359 (Archive::include_member): Skip reading symbols if already read.
360 Factored code into Archive::get_file_and_offset and
361 Archive::get_elf_object_for_member. Changed call to
362 Mapfile::report_include_archive_member.
363 (Archive::print_stats): New function.
364 * archive.h: Declare Object and Read_symbols_data classes.
365 (Archive::Archive): Add initializers for new members.
366 (Archive::setup): Add parameter.
367 (Archive::print_stats): New function.
368 (Archive::total_archives, Archive::total_members)
369 (Archive::total_members_loaded): New variables.
370 (Archive::get_file_and_offset): New function.
371 (Archive::get_elf_object_for_member): New function.
372 (Archive::read_all_symbols): New function.
373 (Archive::read_symbols): New function.
374 (Archive::Archive_member): New class.
375 (Archive::members_): New member.
376 (Archive::num_members_): New member.
377 * main.cc: Include archive.h.
378 (main): Call Archive::print_stats.
379 * mapfile.cc (Mapfile::report_include_archive_member): Delete
380 archive parameter; member_name is now the fully-decorated name.
381 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
382 * options.h: (General_options): Add --preread-archive-symbols option.
383 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
384 Archive::setup.
385
de4c45bd
ILT		 3862008-08-04 Ian Lance Taylor <iant@google.com>
387
388 * symtab.h (Symbol::use_plt_offset): New function.
389 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
390 * powerpc.cc (Relocate::relocate): Likewise.
391 * sparc.cc (Relocate::relocate): Likewise.
392 * x86_64.cc (Relocate::relocate): Likewise.
393 * testsuite/weak_plt.sh: New test.
394 * testsuite/weak_plt_main.cc: New test.
395 * testsuite/weak_plt_shared.cc: New test.
396 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
397 (check_PROGRAMS): Add weak_plt.
398 (check_DATA): Add weak_plt_shared.so.
399 (weak_plt_main_pic.o, weak_plt): New targets.
400 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
401 * testsuite/Makefile.in: Rebuild.
402
403 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
404 gcctestdir/ld.
405 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
406 * testsuite/Makefile.in: Rebuild.
407
323ee3f4
AM		 4082008-08-04 Alan Modra <amodra@bigpond.net.au>
409
410 * Makefile.am (POTFILES.in): Set LC_ALL=C.
411 * Makefile.in: Regenerate.
412 * po/POTFILES.in: Regenerate.
413
7c07ecec
ILT		 4142008-07-29 Ian Lance Taylor <iant@google.com>
415
416 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
417 symbols before other symbols.
418 * testsuite/script_test_2.cc (test_addr): Declare.
419 (test_addr_alias): Declare.
420 (main): Check that test_addr and test_addr_alias have the right
421 values.
422 * testsuite/script_test_2.t: Define test_addr_alias and
423 test_addr.
424
5778530e
ILT		 4252008-07-24 Ian Lance Taylor <iant@google.com>
426
2a00e4fb
ILT		 427 PR 5990
428 * descriptors.cc: New file.
429 * descriptors.h: New file.
430 * gold-threads.h (class Hold_optional_lock): New class.
431 * fileread.cc: Include "descriptors.h".
432 (File_read::~File_read): Release descriptor rather than closing
433 it.
434 (File_read::open) [file]: Call open_descriptor rather than open.
435 Set is_descriptor_opened_.
436 (File_read::open) [memory]: Assert that descriptor is not open.
437 (File_read::reopen_descriptor): New function.
438 (File_read::release): Release descriptor.
439 (File_read::do_read): Make non-const. Reopen descriptor.
440 (File_read::read): Make non-const.
441 (File_read::make_view): Reopen descriptor.
442 (File_read::do_readv): Likewise.
443 * fileread.h (class File_read): Add is_descriptor_opened_ field.
444 Update declarations.
445 * layout.cc: Include "descriptors.h".
446 (Layout::create_build_id): Use open_descriptor rather than open.
447 * output.cc: Include "descriptors.h".
448 (Output_file::open): Use open_descriptor rather than open.
449 * archive.cc (Archive::const_iterator): Change Archive to be
450 non-const.
451 (Archive::begin, Archive::end): Make non-const.
452 (Archive::count_members): Likewise.
453 * archive.h (class Archive): Update declarations.
454 * object.h (Object::read): Make non-const.
455 * Makefile.am (CCFILES): Add descriptors.cc.
456 (HFILES): Add descriptors.h.
457 * Makefile.in: Rebuild.
458
801647d1
ILT		 459 PR 6716
460 * gold.h: Always include <clocale>. Add Solaris workarounds
461 following code in binutils/sysdep.h.
462
5edd166e
ILT		 463 PR 6048
464 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
465 this->eh_frame_hdr_ is NULL before using it.
466
c89ad728
ILT		 467 * dynobj.cc (Versions::Versions): Update comment.
468
aa86f06b
ILT		 469 * dynobj.cc (Versions::Versions): If there is an soname, use it as
470 the base version name.
471
5778530e
ILT		 472 * stringpool.cc (Stringpool_template::add_with_length): Set key to
473 array size plus one.
474 (Stringpool_template::set_string_offsets): Subtract one from key
475 before using it as an array index.
476 (Stringpool_template::get_offset_with_length): Likewise.
477 (Stringpool_template::write_to_buffer): Likewise.
478 * stringpool.h (Stringpool_template::get_offset_from_key):
479 Likewise.
480
057ead22
ILT		 4812008-07-23 Ian Lance Taylor <iant@google.com>
482
7f649c59
ILT		 483 PR 6658
484 * object.h (Merged_symbol_value::value): Do our best to handle a
485 negative addend.
486
057ead22
ILT		 487 PR 6647
488 * script.cc (Version_script_info::get_versions): Don't add empty
489 version tag to return value.
490 (Version_script_info::get_symbol_version_helper): Change return
491 type to bool. Add pversion parameter. Change all callers.
492 (script_register_vers_node): Don't require a non-NULL tag.
493 * script.h (class Version_script_info): Update declarations.
494 (Version_script_info::get_symbol_version): Change return type to
495 bool. Add version parameter. Change all callers.
496 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
497 handling. Handle an empty version from a version script.
498 (Symbol_table::define_special_symbol): Likewise.
499 * testsuite/ver_test_10.script: New file.
500 * testsuite/ver_test_10.sh: New file.
501 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
502 (check_DATA): Add ver_test_10.syms.
503 (ver_test_10.syms, ver_test_10.so): New target.
504 * testsuite/Makefile.in: Rebuild.
505
58e54ac2
CD		 5062008-07-23 Simon Baldwin <simonb@google.com>
507
508 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
509 to zero for undefined symbols from dynamic libraries.
510
95d14cd3
ILT		 5112008-07-23 Ian Lance Taylor <iant@google.com>
512
513 * symtab.cc (Symbol_table::resolve): Remove version parameter.
514 Change all callers.
515 * symtab.h (class Symbol_table): Update declaration.
516 * testsuite/ver_test_9.cc: New file.
517 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
518 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
519 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
520 (ver_test_9.so, ver_test_9.o): New targets.
521 * testsuite/Makefile.in: Rebuild.
522
92de84a6
ILT		 5232008-07-22 Ian Lance Taylor <iant@google.com>
524
34810851
ILT		 525 * options.h (class General_options): Define --check-sections.
526 * layout.cc (Layout::set_segment_offsets): Handle
527 --check-sections.
528
af6156ef
ILT		 529 * options.h (class General_options): Define -n/--nmagic and
530 -N/--omagic.
531 * options.cc (General_options::finalize): For -n/--nmagic or
532 -N/--omagic, set -static.
533 * layout.cc (Layout::attach_allocated_section_to_segment): If
534 -N/--omagic, don't put read-only and read-write sections in
535 different segments.
536 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
537 finding a read-only segment.
538 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
539 don't set the minimum segment alignment to the common page size,
540 and don't set the file offset to the address modulo the page size.
541 * script-sections.cc (Script_sections::create_segments): If
542 -n/--omagic, don't put read-only and read-write sections in
543 different segments.
544
92de84a6
ILT		 545 * cref.cc: New file.
546 * cref.h: New file.
547 * options.h (class General_options): Add --print-symbol-counts.
548 * main.cc (main): Issue defined symbol report if requested.
549 * archive.cc (Archive::interpret_header): Make into a const member
550 function.
551 (Archive::add_symbols): Call Input_objects::archive_start and
552 archive_stop.
553 (Archive::const_iterator): Define new class.
554 (Archive::begin, Archive::end): New functions.
555 (Archive::include_all_members): Rewrite to use iterator.
556 (Archive::count_members): New function.
557 * archive.h (class Archive): Update declarations.
558 (Archive::filename): New function.
559 * object.cc: Include "cref.h".
560 (Sized_relobj::Sized_relobj): Initialize defined_count_.
561 (Sized_relobj::do_get_global_symbol_counts): New function.
562 (Input_objects::add_object): Add object to cross-referencer.
563 (Input_objects::archive_start): New function.
564 (Input_objects::archive_stop): New function.
565 (Input_objects::print_symbol_counts): New function.
566 * object.h: Declare Cref and Archive.
567 (Object::get_global_symbol_counts): New function.
568 (Object::do_get_global_symbol_counts): New pure virtual function.
569 (class Sized_relobj): Add defined_count_ field. Update
570 declarations.
571 (class Input_objects): Add cref_ field. Update constructor.
572 Update declarations.
573 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
574 defined_count_.
575 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
576 symbol counts.
577 (Sized_dynobj::do_get_global_symbol_counts): New function.
578 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
579 defined_count_. Update declarations. Define Symbols typedef.
580 * symtab.cc (Symbol_table::add_from_relobj): Add defined
581 parameter. Change all callers.
582 (Symbol_table::add_from_dynobj): Add sympointers and defined
583 parameters. Change all callers.
584 * symtab.h (class Symbol_table): Update declarations.
585 * Makefile.am (CCFILES): Add cref.cc.
586 (HFILES): Add cref.h.
587 * Makefile.in: Rebuild.
588
3f7c5e1d
CD		 5892008-07-22 Simon Baldwin <simonb@google.com>
590
591 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
592 to zero when writing undefined symbols.
593
e0b64032
ILT		 5942008-07-22 Ian Lance Taylor <iant@google.com>
595
596 * output.cc (Output_section::add_input_section): Don't try to
597 merge empty merge sections.
598
096b02cf
CS		 5992008-07-21 Craig Silverstein <csilvers@google.com>
600
601 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
602 Include symbol version in error message.
603
1d1f116d
CD		 6042008-07-20 Chris Demetriou <cgd@google.com>
605
606 * configure.ac (gold_cv_c_random_seed): New configured variable.
607 (RANDOM_SEED_CFLAGS): New substituted variable.
608 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
609 * configure: Rebuild.
610 * Makefile.in: Likewise.
611 * testsuite/Makefile.in: Likewise.
612
a18f591e
ILT		 6132008-07-18 Ian Lance Taylor <iant@google.com>
614
615 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
616 where we see NAME/NULL and NAME/VERSION as separate symbols.
617 * testsuite/ver_test_main.cc (main): Call t4.
618 (t4, t4_2a): Define.
619 * testsuite/ver_test_2.cc (t4_2): Define.
620 * testsuite/ver_test_2.script: Put t4_2a in VER2.
621 * testsuite/ver_test_4.cc (t4_2a): Define.
622 * testsuite/ver_test_4.script: Put t4_2a in VER2.
623 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
624
c6e3f6ed
ILT		 6252008-07-17 Ian Lance Taylor <iant@google.com>
626
627 * dynobj.cc (Versions::add_def): If we give an error about a
628 missing version, go ahead and create the version anyhow.
629
ef9beddf
ILT		 6302008-07-10 Ian Lance Taylor <iant@google.com>
631
632 Handle output sections with more than 0x7fffffff bytes.
633 * object.h (class Relobj): Change map_to_output_ to
634 output_sections_, and just keep a section pointer. Change all
635 uses. Move comdat group support to Sized_relobj.
636 (Relobj::is_section_specially_mapped): Remove.
637 (Relobj::output_section): Remove poff parameter. Change all
638 callers.
639 (Relobj::output_section_offset): New function.
640 (Relobj::set_section_offset): Rewrite.
641 (Relobj::map_to_output): Remove.
642 (Relobj::output_sections): New function.
643 (Relobj::do_output_section_offset): New pure virtual function.
644 (Relobj::do_set_section_offset): Likewise.
645 (class Sized_relobj): Add section_offsets_ field. Add comdat
646 group support from Relobj. Update declarations.
647 (Sized_relobj::get_output_section_offset): New function.
648 (Sized_relobj::do_output_section_offset): New function.
649 (Sized_relobj::do_set_section_offset): New function.
650 * object.cc (Relobj::output_section_address): Remove.
651 (Sized_relobj::Sized_relobj): Initialize new fields.
652 (Sized_relobj::include_section_group): Cast find_kept_object to
653 Sized_relobj.
654 (Sized_relobj::include_linkonce_section): Likewise.
655 (Sized_relobj::do_layout): Use separate arrays for output section
656 and output offset.
657 (Sized_relobj::do_count_local_symbols): Change map_to_output to
658 output_sections.
659 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
660 output_sections and section_offsets.
661 (Sized_relobj::write_local_symbols): Likewise.
662 (map_to_kept_section): Compute output address directly.
663 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
664 output_sections and section_offsets.
665 (Sized_relobj::write_sections): Likewise.
666 (Sized_relobj::relocate_sections): Likewise.
667 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
668 * output.h (class Output_reloc): Update declarations. Change
669 u2_.relobj to Sized_relobj*.
670 (class Output_data_reloc): Change add functions to use
671 Sized_relobj*.
672 * output.cc (Output_reloc::Output_reloc): Change relobj to
673 Sized_relobj*.
674 (Output_reloc::local_section_offset): Change return type to
675 Elf_Addr. Use get_output_section_offset.
676 (Output_reloc::get_address): Likewise.
677 (Output_section::is_input_address_mapped): Don't call
678 is_section_specially_mapped.
679 (Output_section::output_offset): Likewise.
680 (Output_section::output_address): Likewise.
681 (Output_section::starting_output_address): Likewise.
682 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
683 parameter to Sized_relobj*.
684 (Copy_relocs::need_copy_reloc): Likewise.
685 (Copy_relocs::save): Likewise.
686 * copy-relocs.h (class Copy_relocs): Update declarations.
687 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
688 Sized_relobj*. Change relobj_ field to Sized_relobj*.
689 * target-reloc.h (relocate_for_relocatable): Change
690 offset_in_output_section type to Elf_Addr. Change code that uses
691 it as well.
692 * layout.cc (Layout::layout): Always set *off.
693 * mapfile.cc (Mapfile::print_input_section): Use
694 output_section_offset.
695 * i386.cc (Target_i386::copy_reloc): Change object parameter to
696 Sized_relobj*.
697 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
698 * sparc.cc (Target_sparc::copy_reloc): Likewise.
699 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
700
5cb66f97
ILT		 7012008-07-03 Ian Lance Taylor <iant@google.com>
702
703 * layout.cc (Layout::include_section): Do not discard unrecognized
704 SHT_STRTAB sections.
705
afe47622
CS		 7062008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
707
708 * script.cc (Lex::can_continue_name): Make '?' allowable in
709 version-script names.
710 * testsuite/version_script.map: Change glob pattern to use '?'
711
5adf9721
ILT		 7122008-06-30 Manish Singh <yosh@gimp.org>
713
714 PR 6585
715 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
716 Correct typo.
717
e6fde208
ILT		 7182008-06-30 Ian Lance Taylor <iant@google.com>
719
720 PR 6660
721 PR 6682
722 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
723 versions]: Don't try to read the value in the contents, since we
724 don't use it. Use the template endianness when writing.
725
3f2e6a2d
CC		 7262008-06-25 Cary Coutant <ccoutant@google.com>
727
728 * fileread.cc (File_read::make_view): Assert on zero-length view.
729 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
730 symbol table when there are no symbols to read.
731
c43d3a48
CS		 7322008-06-23 Craig Silverstein <csilvers@google.com>
733
734 * version.cc (version_string): Bump to 1.7
735
5f494ea0
CS		 7362008-06-18 Craig Silverstein <csilvers@google.com>
737
738 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
739 constant 0xFFFF to type Valtype.
740 (Powerpc_relocate_functions::rel16_ha): Likewise.
741
c42e122e
ILT		 7422008-06-17 Ian Lance Taylor <iant@google.com>
743
f34787f8
ILT		 744 * output.h (Output_section::Input_section): Initialize p2align_ to
745 zero for Output_section_data constructors.
746 (Output_section::Input_section::addralign): If not an input
747 section, return the alignment of the Output_section_data.
748 * testsuite/copy_test.cc: New file.
749 * testsuite/copy_test_1.cc: New file.
750 * testsuite/copy_test_2.cc: New file.
751 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
752 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
753 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
754 (copy_test_1_pic.o, copy_test_1.so): New targets.
755 (copy_test_2_pic.o, copy_test_2.so): New targets.
756 * testsuite/Makefile.in: Rebuild.
757
c42e122e
ILT		 758 * script-sections.cc (Script_sections::place_orphan): Initialize
759 local variable exact.
760
ce3ac18a
DE		 7612008-06-13 David Edelsohn <edelsohn@gnu.org>
762
763 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
764
42cacb20
DE		 7652008-06-12 David Edelsohn <edelsohn@gnu.org>
766 David S. Miller <davem@davemloft.net>
767
768 * powerpc.cc: New file.
769 * Makefile.am (TARGETSOURCES): Add powerpc.cc
770 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
771 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
772 * Makefile.in: Rebuild.
773
7b308235
ILT		 7742008-06-09 Ian Lance Taylor <iant@google.com>
775
776 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
777 <exception>.
778 (throwing, orig_terminate): New static variables.
779 (terminate_handler): New static function.
780 (t2): Set terminate handler.
781
f0b886e3
ILT		 7822008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
783
784 PR 6584
785 * binary.cc (Binary_to_elf::sized_convert): Fix .data
786 alignment.
787
3e90f135
CC		 7882008-05-30 Cary Coutant <ccoutant@google.com>
789
790 * archive.cc (Archive::include_all_members) Correct to step
791 over symbol table and extended name table in thin archives.
792
e09ad04a
ILT		 7932008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
794
795 PR 6407
796 * target-reloc.h (relocate_for_relocatable): Fix new_offset
797 calculation.
798
62b01cb5
ILT		 7992008-05-28 Caleb Howe <cshowe@google.com>
800
801 * reduced_debug_output.cc: New file.
802 * reduced_debug_output.h: New file.
92de84a6 803 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 804 * options.cc (General_options::finalize): Add strip_debug_non_line
805 to the strip heirarchy.
806 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
807 fields.
808 * layout.cc: Include "reduced_debug_output.h".
809 (Layout::Layout): Initialize new fields.
810 (line_only_debug_sections): New static array.
811 (is_lines_only_debug_sections): New static inline function.
812 (Layout::include_section): Handle --strip-debug-non-line.
813 (Layout::make_output_section): If --strip-debug-non-line, build
814 new output sections for .debug_abbrev and .debug_info.
815 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
816 gold. Warn about possible overflow.
817 (read_signed_LEB_128): Likewise.
818 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
819 (read_signed_LEB_128): Declare.
820 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
821 (HFILES): Add reduced_debug_output.h.
822 * Makefile.in: Rebuild.
823
7d9e3d98
ILT		 8242008-05-21 Ian Lance Taylor <iant@google.com>
825
826 * mapfile.cc: New file.
827 * mapfile.h: New file.
828 * options.h (class General_options): Add -M/--print-map and -Map.
829 * options.cc (General_options::finalize): Make -M equivalent to
830 -Map -.
831 * main.cc: Include <cstdio> and "mapfile.h".
832 (main): Open mapfile if requested.
833 * gold.cc (class Middle_runner): Add mapfile_ field. Update
834 constructor. Change caller.
835 (queue_initial_tasks): Add mapfile parameter. Change caller.
836 (queue_middle_tasks): Likewise.
837 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
838 declarations.
839 * archive.cc: Include "mapfile.h".
840 (Archive::add_symbols): Add mapfile parameter. Change all
841 callers. Pass mapfile, symbol, and reason to include_member.
842 (Archive::include_all_members): Add mapfile parameter. Change all
843 callers.
844 (Archive::include_member): Add mapfile, sym, and why parameters.
845 Change all callers. Report inclusion to map file.
846 * archive.h: Include "fileread.h".
847 (class Archive): Update declarations.
848 (Archive::file): New const method.
849 (class Add_archive_symbols): Add mapfile_ field. Update
850 constructor. Change all callers.
851 * readsyms.h (class Read_symbols): Likewise.
852 (class Finish_group): Likewise.
853 (class Read_script): Likewise.
854 * common.cc: Include "mapfile.h".
855 (Symbol_table::allocate_commons): Add mapfile parameter. Change
856 all callers.
857 (Symbol_table::do_allocate_commons): Likewise.
858 (Symbol_table::do_allocate_commons_list): Likewise. Report common
859 symbol allocation to mapfile.
860 * common.h (class Allocate_commons_task): Add mapfile_ field.
861 Update constructor. Change all callers.
862 * symtab.h (class Symbol_table): Update declarations.
863 * layout.cc: Include "mapfile.h".
864 (Layout_task_runner::run): Print information to mapfile.
865 (Layout::create_gold_note): Change Output_data_fixed_space to
866 Output_data_zero_fill.
867 (Layout::create_build_id): Likewise.
868 (Layout::print_to_mapfile): New function.
869 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
870 constructor. Change caller.
871 (class Layout): Declare print_to_mapfile.
872 * output.cc (Output_section::Input_section::print_to_mapfile): New
873 function.
874 (Output_section::add_input_section): If producing a map, always
875 add to input_sections_ list.
876 (Output_section::do_print_to_mapfile): New function.
877 (Output_segment::print_sections_to_mapfile): New function.
878 (Output_segment::print_section_list_to_mapfile): New function.
879 * output.h: Include "mapfile.h".
880 (Output_data::print_to_mapfile): New function.
881 (Output_data::do_print_to_mapfile): New virtual function.
882 (Output_segment_headers::do_print_to_mapfile): New function.
883 (Output_file_header::do_print_to_mapfile): New function.
884 (Output_data_const::do_print_to_mapfile): New function.
885 (class Output_data_const_buffer): Add map_name_ field. Update
886 constructor. Change all callers. Add do_print_to_mapfile
887 function.
888 (class Output_data_fixed_space): Likewise.
889 (class Output_data_space): Likewise.
890 (class Output_data_zero_fill): New class.
891 (Output_data_strtab::do_print_to_mapfile): New function.
892 (Output_data_reloc_base::do_print_to_mapfile): New function.
893 (Output_relocatable_relocs::do_print_to_mapfile): New function.
894 (Output_data_group::do_print_to_mapfile): New function.
895 (Output_data_got::do_print_to_mapfile): New function.
896 (Output_data_dynamic::do_print_to_mapfile): New function.
897 (Output_symtab_xindex::do_print_to_mapfile): New function.
898 (class Output_section): Declare do_print_to_mapflie. Declare
899 print_to_mapfile in Input_section.
900 (class Output_segment): Declare new functions.
901 * object.h (Sized_relobj::symbol_count): New function.
902 * script-sections.cc
903 (Output_section_element_dot_assignment::set_section_addresses):
904 Change Output_data_fixed_space to Output_data_zero_fill.
905 (Output_data_expression::do_print_to_mapfile): New function.
906 * script.cc (read_input_script): Add mapfile parameter. Change
907 all callers.
908 * script.h (read_input_script): Update declaration.
909 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
910 (Eh_frame::do_print_to_mapfile): New function.
911 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
912 (Output_merge_string::do_print_to_mapfile): New function.
913 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
914 function.
915 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
916 function.
917 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
918 function.
919 * Makefile.am (CCFILES): Add mapfile.cc.
920 (HFILES): Add mapfile.h.
921 * Makefile.in: Rebuild.
922
9f1d377b
ILT		 9232008-05-19 Ian Lance Taylor <iant@google.com>
924
925 * options.h (class General_options): Add -z relro.
926 * layout.cc (Layout::Layout): Initialize relro_segment_.
927 (Layout::add_output_section_data): Return the output section.
928 (Layout::make_output_section): Rcognize relro sections and mark
929 them appropriately.
930 (Layout::attach_allocated_section_to_segment): Put relro sections
931 in a PT_GNU_RELRO segment.
932 (Layout::create_initial_dynamic_sections): Mark the .dynamic
933 section as relro.
934 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
935 PT_TLS segments.
936 (Layout::linkonce_mapping): Map d.rel.ro.local to
937 .data.rel.ro.local.
938 (Layout::output_section_name): Us .data.rel.ro.local for any
939 section which begins with that.
940 * layout.h (class Layout): Update add_output_section_data
941 declaration. Add relro_segment_ field.
942 * output.cc (Output_section::Output_section): Initialize is_relro_
943 and is_relro_local_ fields.
944 (Output_segment::add_output_section): Group relro sections.
945 (Output_segment::is_first_section_relro): New function.
946 (Output_segment::maximum_alignment): If there is a relro section,
947 align the segment to the common page size.
948 (Output_segment::set_section_addresses): Track whether we are
949 looking at relro sections. If the last section is a relro
950 section, align to the common page size.
951 (Output_segment::set_section_list_addresses): Add in_relro
952 parameter. Change all callers. Align to the page size when
953 moving from relro to non-relro section.
954 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
955 segment.
956 * output.h (class Output_section): Add is_relro_ and
957 is_relro_local_ fields.
958 (Output_section::is_relro): New function.
959 (Output_section::set_is_relro): New function.
960 (Output_section::is_relro_local): New function.
961 (Output_section::set_is_relro_local): New function.
962 (class Output_segment): Update declarations.
963 * i386.cc (Target_i386::got_section): Mark .got section as relro.
964 * sparc.cc (Target_sparc::got_section): Likewise.
965 * x86_64.cc (Target_x86_64::got_section): Likewise.
966 * testsuite/relro_test_main.cc: New file.
967 * testsuite/relro_test.cc: New file.
968 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
969 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
970 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
971 (relro_test.so, relro_test_pic.o): New targets.
972 * testsuite/Makefile.in: Rebuild.
973
a984ee1d
ILT		 9742008-05-16 Ian Lance Taylor <iant@google.com>
975
01676dcd
ILT		 976 * output.cc (Output_segment::add_output_section): Remove front
977 parameter.
978 * output.h (class Output_segment): Remove
979 add_initial_output_section and overloaded add_output_section.
980 Update declaration of remaining add_output_section.
981 * layout.cc (Layout::create_interp): Call add_output_section
982 rather than add_initial_output_section.
983 (Layout::finish_dynamic_section): Likewise.
984
497897f9
ILT		 985 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
986 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
987 know the dynamic type.
988 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
989 field. Initialize it in constructor.
990 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
991 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
992 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
993 reloc.
994
a984ee1d
ILT		 995 * output.cc (Output_reloc::get_address): Change return type to
996 Elf_Addr.
997 * output.h (class Output_reloc): Update get_address declaration.
998 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
999 for section addresses.
1000
55ba0940
ILT		 10012008-05-09 Ian Lance Taylor <iant@google.com>
1002
1003 PR 6493
1004 * gold.cc (gold_nomem): Use return value of write.
1005
75517b77
ILT		 10062008-05-08 Ian Lance Taylor <iant@google.com>
1007
1008 * symtab.c (Symbol::init_base_output_data): Add version
1009 parameter. Change all callers.
1010 (Symbol::init_base_output_segment): Likewise.
1011 (Symbol::init_base_constant): Likewise.
1012 (Symbol::init_base_undefined): Likewise.
1013 (Sized_symbol::init_output_data): Likewise.
1014 (Sized_symbol::init_output_segment): Likewise.
1015 (Sized_symbol::init_constant): Likewise.
1016 (Sized_symbol::init_undefined): Likewise.
1017 (Symbol_table::do_define_in_output_data): If the new symbol has a
1018 version, mark it as the default.
1019 (Symbol_table::do_define_in_output_segment): Likewise.
1020 (Symbol_table::do_define_as_constant): Likewise.
1021 * symtab.h (class Symbol): Update declarations.
1022 (class Sized_symbol): Likewise.
1023 * resolve.cc (Symbol::override_version): New function.
c42e122e 1024 (Symbol::override_base): Call override_version.
75517b77
ILT		 1025 (Symbol::override_base_with_special): Likewise.
1026 * testsuite/ver_script_8.script: New file.
1027 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1028 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1029 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1030 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1031
f1f70eae
ILT		 10322008-05-06 Ian Lance Taylor <iant@google.com>
1033
f3e9c5c5
ILT		 1034 PR 6049
1035 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1036 functions.
1037 (class General_options): Remove existing --undefined, and add
1038 --no-undefined instead. Add new --undefined as synonym for -u.
1039 * archive.cc (Archive::add_symbols): Check whether symbol was
1040 named with -u.
1041 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1042 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1043 all uses. Add IS_UNDEFINED. Update declarations to split
1044 different versions of init_base. Declare init_base_undefined.
1045 (Symbol::is_defined): Handle IS_UNDEFINED.
1046 (Symbol::is_undefined): Likewise.
1047 (Symbol::is_weak_undefined): Call is_undefined.
1048 (Symbol::is_absolute): Handle IS_CONSTANT.
1049 (class Sized_symbol): Update declarations to split different
1050 versions of init. Declare init_undefined.
1051 (class Symbol_table): Declare new functions.
1052 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1053 Change all callers.
1054 (Symbol::init_base_output_data): Likewise.
1055 (Symbol::init_base_output_segment): Likewise.
1056 (Symbol::init_base_constant): Likewise.
1057 (Symbol::init_base_undefined): New function.
1058 (Sized_symbol::init_object): Rename from init. Change all
1059 callers.
1060 (Sized_symbol::init_output_data): Likewise.
1061 (Sized_symbol::init_output_segment): Likewise.
1062 (Sized_symbol::init_constant): Likewise.
1063 (Sized_symbol::init_undefined): New function.
1064 (Symbol_table::add_undefined_symbols_from_command_line): New
1065 function.
1066 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1067 function.
1068 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1069 (Symbol::output_section): Likewise.
1070 (Symbol::set_output_section): Likewise.
1071 (Symbol_table::sized_finalize_symbol): Likewise.
1072 (Symbol_table::sized_write_globals): Likewise.
1073 * resolve.cc (Symbol_table::should_override): Likewise.
1074 (Symbol::override_base_with_special): Likewise.
1075
8bdcdf2c
ILT		 1076 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1077 symbol, change it to have default visibility.
1078 * testsuite/protected_1.cc: New file.
1079 * testsuite/protected_2.cc: New file.
1080 * testsuite/protected_3.cc: New file.
1081 * testsuite/protected_main_1.cc: New file.
1082 * testsuite/protected_main_2.cc: New file.
1083 * testsuite/protected_main_3.cc: New file.
1084 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1085 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1086 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1087 (protected_1.so): New target.
1088 (protected_1_pic.o, protected_2_pic.o): New targets.
1089 (protected_3_pic.o): New target.
1090 (check_PROGRAMS): Add protected_2.
1091 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1092 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1093 * testsuite/Makefile.in: Rebuild.
1094
2b706932
ILT		 1095 * options.h (DEFINE_var): Add set_user_set_##varname__.
1096 (DEFINE_bool_alias): New macro.
1097 (class General_options): Define -Bstatic using DEFINE_bool_alias
1098 rather than DEFINE_special. Add --undefined as an alias for -z
1099 defs.
1100 * options.cc (General_options::parse_Bstatic): Remove.
1101
d82a5bcc
ILT		 1102 * options.h (class General_options): Add --fatal-warnings.
1103 * main.cc (main): Implement --fatal-warnings.
1104 * errors.h (Errors::warning_count): New function.
1105
f1f70eae
ILT		 1106 * options.h (class General_options): Add -Bsymbolic-functions.
1107 * symtab.h (Symbol::is_preemptible): Check for
1108 -Bsymbolic-functions.
1109
8825ac63
ILT		 11102008-05-05 Ian Lance Taylor <iant@google.com>
1111
d98bc257
ILT		 1112 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1113 as noVARNAME rather than no-VARNAME.
1114 (class General_options): Add option -z combreloc.
1115 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1116 get_address.
1117 (Output_reloc::sort_before) [SHT_REL]: New function.
1118 (Output_reloc::sort_before) [SHT_RELA]: New function.
1119 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1120 Sort_relocs_comparison.
1121 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1122 parameter. Change all callers.
1123 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1124 sort_relocs parameter. Change all callers.
1125 * output.cc (Output_reloc::get_address): New function, broken out
1126 of write_rel.
1127 (Output_reloc::write_rel): Call it.
1128 (Output_reloc::compare): New function.
1129 (Output_data_reloc_base::do_write): Optionally sort relocs.
1130
60b2b4e7
ILT		 1131 * configure.ac: If targ_extra_obj is set, link it in.
1132 * configure.tgt: Initialize all variables.
1133 (x86_64*): Set targ_extra_obj and targ_extra_size.
1134 * configure: Rebuild.
1135
8825ac63
ILT		 1136 * object.cc (Sized_relobj::include_section_group): Adjust section
1137 indexes read from group data. Build vector to pass to
1138 layout_group.
1139 * layout.cc (Layout::layout_group): Add flags and shndxes
1140 parameters. Remove contents parameter. Change caller. Update
1141 explicit instantiations.
1142 * layout.h (class Layout): Update layout_group declaration.
1143 * output.cc (Output_data_group::Output_data_group): Add flags and
1144 input_shndxes parameters. Remove contents parameter. Change
1145 caller.
1146 (Output_data_group::do_write): Change input_sections_ to
1147 input_shndxes_.
1148 * output.h (class Output_data_group): Update constructor
1149 declaration. Rename input_sections_ to input_shndxes_.
1150 * testsuite/many_sections_test.cc: Add template.
1151
e94cf127
CC		 11522008-04-30 Cary Coutant <ccoutant@google.com>
1153
4418b2d5
CC		 1154 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1155
e94cf127
CC		 1156 * layout.cc (Layout::include_section): Refactored check for debug
1157 info section.
1158 (Layout::add_comdat): Add new parameters. Change type
1159 of signature parameter. Add object and shndx to signatures table.
1160 (Layout::find_kept_object): New function.
1161 * layout.h: Include <cstring>.
1162 (Layout::is_debug_info_section): New function.
1163 (Layout::add_comdat): Add new parameters.
1164 (Layout::find_kept_object): New function.
1165 (Layout::Kept_section): New struct.
1166 (Layout::Signatures): Change type of map range.
1167 * object.cc (Relobj::output_section_address): New function.
1168 (Sized_relobj::include_section_group): Add new parameters. Change
1169 calls to Layout::add_comdat. Change to build table of kept comdat
1170 groups and table mapping discarded sections to kept sections.
1171 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1172 (Sized_relobj::do_layout): Change calls to include_section_group and
1173 include_linkonce_section.
1174 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1175 value to zero when section is discarded.
1176 (Sized_relobj::map_to_kept_section): New function.
1177 * object.h (Relobj::output_section_address): New function.
1178 (Relobj::Comdat_group): New type.
1179 (Relobj::find_comdat_group): New function.
1180 (Relobj::Comdat_group_table): New type.
1181 (Relobj::Kept_comdat_section): New type.
1182 (Relobj::Kept_comdat_section_table): New type.
1183 (Relobj::add_comdat_group): New function.
1184 (Relobj::set_kept_comdat_section): New function.
1185 (Relobj::get_kept_comdat_section): New function.
1186 (Relobj::comdat_groups_): New field.
1187 (Relobj::kept_comdat_sections_): New field.
1188 (Symbol_value::input_value): Update comment.
1189 (Sized_relobj::map_to_kept_section) New function.
1190 (Sized_relobj::include_linkonce_section): Add new parameter.
1191 * target-reloc.h (Comdat_behavior): New type.
1192 (get_comdat_behavior): New function.
1193 (relocate_section): Add code to map a discarded section to the
1194 corresponding kept section when applying a relocation.
1195
e4e5049b
CS		 11962008-04-30 Craig Silverstein <csilvers@google.com>
1197
1198 * dwarf_reader.cc (next_generation_count): New static var.
1199 (Addr2line_cache_entry): New struct.
1200 (addr2line_cache): New static var.
1201 (Dwarf_line_info::one_addr2line): Added caching.
1202 (Dwarf_line_info::clear_addr2line_cache): New function.
1203 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1204 cache-size parameter.
1205 (Dwarf_line_info::one_addr2line_cache): New function.
1206 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1207 new cache-size argument to one_addr2line(), and clear cache.
1208
d09e9154
CC		 12092008-04-28 Cary Coutant <ccoutant@google.com>
1210
1211 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1212 R_386_PC8 relocations.
1213
7ef73768
ILT		 12142008-04-23 Ian Lance Taylor <iant@google.com>
1215
55438702
ILT		 1216 * object.cc (Sized_relobj::include_section_group): Check for
1217 invalid section group.
1218
c165fb93
ILT		 1219 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1220 header size.
1221
7ef73768
ILT		 1222 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1223 than read for file header.
1224 * archive.cc (Archive::include_member): Likewise.
1225
6194aaab
L		 12262008-04-23 Paolo Bonzini <bonzini@gnu.org>
1227
1228 * aclocal.m4: Regenerate.
1229 * configure: Regenerate.
1230
d491d34e
ILT		 12312008-04-19 Ian Lance Taylor <iant@google.com>
1232
5ea2bac6
ILT		 1233 * version.cc (version_string): Bump to 1.6.
1234
7bc3e21a
ILT		 1235 * testsuite/Makefile.am (many_sections_r_test): New target.
1236 (many_sections_r_test_SOURCES): Remove.
1237 (many_sections_r_test_DEPENDENCIES): Remove.
1238 (many_sections_r_test_LDFLAGS): Remove.
1239 (many_sections_r_test_LDADD): Remove.
1240
7fcd3aa9
ILT		 1241 * object.cc (Sized_relobj::do_add_symbols): Always pass
1242 local_symbol_count_ to add_from_relobj.
1243
4c94d6ae
ILT		 1244 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1245 every thousand variables.
1246 * testsuite/Makefile.in: Rebuild.
1247
d491d34e
ILT		 1248 * object.cc (Xindex::initialize_symtab_xindex): New function.
1249 (Xindex::read_symtab_xindex): New function.
1250 (Xindex::sym_xindex_to_shndx): New function.
1251 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1252 available.
1253 (Sized_relobj::do_initialize_xindex): New function.
1254 (Sized_relobj::do_read_symbols): Adjust section links.
1255 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1256 parameter. Change all callers.
1257 (Sized_relobj::include_section_group): Adjust section links and
1258 symbol section indexes.
1259 (Sized_relobj::do_layout): Adjust section links.
1260 (Sized_relobj::do_count_local_symbols): Adjust section links and
1261 symbol section indexes.
1262 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1263 ordinary and special symbols.
1264 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1265 dynsym_xindex parameters. Change all callers. Adjust section
1266 links. Use SHN_XINDEX when needed.
1267 (Sized_relobj::get_symbol_location_info): Adjust section links.
1268 Don't get fooled by special symbols.
1269 * object.h (class Xindex): Define.
1270 (class Object): Add xindex_ parameter. Declare virtual functoin
1271 do_initialize_xindex.
1272 (Object::adjust_sym_shndx): New function.
1273 (Object::set_xindex): New protected function.
1274 (class Symbol_value): Add is_ordinary_shndx_ field.
1275 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1276 (Symbol_value::value): Assert ordinary section.
1277 (Symbol_value::initialize_input_to_output_map): Likewise.
1278 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1279 Change all callers.
1280 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1281 all callers.
1282 (class Sized_relobj): Update declarations.
1283 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1284 parameter. Change all callers.
1285 (Sized_relobj::adjust_shndx): New function.
1286 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1287 field.
1288 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1289 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1290 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1291 (Sized_dynobj::read_dynsym_section): Adjust section links.
1292 (Sized_dynobj::read_dynamic): Likewise.
1293 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1294 section links.
1295 (Sized_dynobj::do_initialize_xindex): New function.
1296 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1297 do_initialize_xindex.
1298 (Sized_dynobj::adjust_shndx): New function.
1299 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1300 dynsym_xindex_ fields.
1301 (Layout::finalize): Add a call to set_section_indexes before
1302 creating the symtab sections.
1303 (Layout::set_section_indexes): Don't do anything if the section
1304 already has a section index.
1305 (Layout::create_symtab_sections): Add shnum parameter. Change
1306 caller. Create .symtab_shndx section if needed.
1307 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1308 caller.
1309 (Layout::allocated_output_section_count): New function.
1310 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1311 needed.
1312 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1313 fields. Update declarations.
1314 (Layout::symtab_xindex): New function.
1315 (Layout::dynsym_xindex): New function.
1316 (class Write_symbols_task): Add layout_ field.
1317 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1318 Change caller.
1319 * output.cc (Output_section_headers::Output_section_headers): Add
1320 shstrtab_section parameter. Change all callers.
1321 (Output_section_headers::do_sized_write): Store overflow values
1322 for section count and section string table section index in
1323 section header zero.
1324 (Output_file_header::do_sized_write): Check for overflow of
1325 section count and section string table section index.
1326 (Output_symtab_xindex::do_write): New function.
1327 (Output_symtab_xindex::endian_do_write): New function.
1328 * output.h (class Output_section_headers): Add shstrtab_section_.
1329 Update declarations.
1330 (class Output_symtab_xindex): Define.
1331 (Output_section::has_out_shndx): New function.
1332 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1333 field.
1334 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1335 Change all callers.
1336 (Sized_symbol::init): Likewise.
1337 (Symbol::output_section): Check for ordinary symbol.
1338 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1339 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1340 callers.
1341 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1342 Change all callers. Simplify handling of symbols from sections
1343 not included in the link.
1344 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1345 distinction.
1346 (Weak_alias_sorter::operator()): Assert that symbols are
1347 ordinary.
1348 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1349 distinction.
1350 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1351 parameters. Change all callers.
1352 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1353 symbol distinction. Use SHN_XINDEX when needed.
1354 (Symbol_table::write_section_symbol): Add symtab_xindex
1355 parameter. Change all callers.
1356 (Symbol_table::sized_write_section_symbol): Likewise. Use
1357 SHN_XINDEX when needed.
1358 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1359 declarations.
1360 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1361 (Symbol::is_defined): Check is_ordinary.
1362 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1363 (Symbol::is_absolute, Symbol::is_common): Likewise.
1364 (class Sized_symbol): Update declarations.
1365 (class Symbol_table): Update declarations.
1366 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1367 parameters. Change all callers.
1368 (Sized_symbol::override): Likewise.
1369 (Symbol_table::override): Likewise.
1370 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1371 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1372 is_ordinary, and orig_st_shndx parameters. Change all callers.
1373 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1374 to be in an ordinary section.
1375 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1376 object and is_ordinary parameters. Change all callers.
1377 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1378 Change all callers. Don't add undefined or non-ordinary symbols
1379 to reloc_map_.
1380 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1381 Change all callers.
1382 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1383 declarations.
1384 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1385 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1386 (Sized_relobj::relocate_sections): Likewise.
1387 * target-reloc.h (scan_relocs): Adjust section symbol index.
1388 (scan_relocatable_relocs): Likewise.
1389 * i386.cc (Scan::local): Check for ordinary symbols.
1390 * sparc.cc (Scan::local): Likewise.
1391 * x86_64.cc (Scan::local): Likewise.
1392 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1393 to symbol_section_and_value.
1394 * testsuite/many_sections_test.cc: New file.
1395 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1396 (check_PROGRAMS): Add many_sections_test.
1397 (many_sections_test_SOURCES): Define.
1398 (many_sections_test_DEPENDENCIES): Define.
1399 (many_sections_test_LDFLAGS): Define.
1400 (BUILT_SOURCES): Add many_sections_define.h.
1401 (many_sections_define.h): New target.
1402 (BUILT_SOURCES): Add many_sections_check.h.
1403 (many_sections_check.h): New target.
1404 (check_PROGRAMS): Add many_sections_r_test.
1405 (many_sections_r_test_SOURCES): Define.
1406 (many_sections_r_test_DEPENDENCIES): Define.
1407 (many_sections_r_test_LDFLAGS): Define.
1408 (many_sections_r_test_LDADD): Define.
1409 (many_sections_r_test.o): New target.
1410 * testsuite/Makefile.in: Rebuild.
1411
c5818ff1
CC		 14122008-04-17 Cary Coutant <ccoutant@google.com>
1413
1414 * errors.cc (Errors::info): New function.
1415 (gold_info): New function.
1416 * errors.h (Errors::info): New function.
1417 * gold.h (gold_info): New function.
1418 * object.cc (Input_objects::add_object): Print trace output.
1419 * options.cc (options::parse_set): New function.
1420 (General_options::parse_wrap): Deleted.
1421 (General_options::General_options): Deleted initializer.
1422 * options.h (options::String_set): New typedef.
1423 (options::parse_set): New function.
1424 (DEFINE_set): New macro.
1425 (General_options::wrap): Changed to use DEFINE_set. Changed
1426 callers of any_wrap_symbols and is_wrap_symbol.
1427 (General_options::trace, General_options::trace_symbol):
1428 New options.
1429 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1430 (General_options::wrap_symbols_): Deleted.
1431 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1432
b5be4a7c
DM		 14332008-04-17 David S. Miller <davem@davemloft.net>
1434
1435 * options.cc (General_options::parse_V): New function.
1436 * options.h: Add entries for -V and -Qy.
1437
155a0dd7
ILT		 14382008-04-17 Ian Lance Taylor <iant@google.com>
1439
1440 * common.cc (Symbol_table::allocate_commons): Remove options
1441 parameter. Change caller.
1442 (Symbol_table::do_allocate_commons): Remove options parameter.
1443 Change caller. Just call do_allocate_commons_list twice.
1444 (Symbol_table::do_allocate_commons_list): New function, broken out
1445 of do_allocate_commons.
1446 * common.h (class Allocate_commons_task): Remove options_ field.
1447 Update constructor.
1448 * symtab.cc (Symbol_table::Symbol_table): Initialize
1449 tls_commons_.
1450 (Symbol_table::add_from_object): Put TLS common symbols on
1451 tls_commons_ list.
1452 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1453 which are IN_OUTPUT_DATA.
1454 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1455 allocate_commons and do_allocate_commons declarations. Declare
1456 do_allocate_commons_list.
1457 * gold.cc (queue_middle_tasks): Update creation of
1458 Allocate_commons_task to not pass options.
1459 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1460 (TLS_TEST_C_FLAGS): New variable.
1461 (tls_test_c_pic.o): New target.
1462 (tls_test_shared.so): Link in tls_test_c_pic.o.
1463 (tls_test_c_pic_ie.o): New target.
1464 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1465 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1466 (tls_test_c.o): New target.
1467 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1468 (tls_pic_test_LDADD): Likewise.
1469 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1470 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1471 (tls_test_c_gnu2.o): New target.
1472 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1473 tls_test_c_gnu2.o.
1474 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1475 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1476 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1477 * testsuite/tls_test.cc: Include "config.h".
1478 (t_last): Call t11_last.
1479 * testsuite/tls_test.h (t11, t11_last): Declare.
1480 * testsuite/tls_test_c.c: New file.
1481 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1482 * configure.ac: Check for OpenMP support.
1483 * configure, config.in, Makefile.in: Rebuild.
1484 * testsuite/Makefile.in: Rebuild.
1485
edfbb029
CC		 14862008-04-16 Cary Coutant <ccoutant@google.com>
1487
1488 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1489 (Target_i386::tls_base_symbol_defined_): New field.
1490 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1491 (Target_i386::Scan::global): Likewise.
1492 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1493 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1494 (Target_x86_64::tls_base_symbol_defined_): New field.
1495 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1496 (Target_x86_64::Scan::global): Likewise.
1497
f3c69fca
CC		 14982008-04-16 Cary Coutant <ccoutant@google.com>
1499
1500 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1501 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1502 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1503 building shared libraries.
1504 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1505 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1506 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1507 * testsuite/Makefile.in: Rebuild.
1508 * testsuite/weak_undef.h: New file.
1509 * testsuite/weak_undef_file1.cc: Add extra test cases.
1510 * testsuite/weak_undef_file2.cc: Likewise.
1511 * testsuite/weak_undef_test.cc: Likewise.
1512
7c414435
DM		 15132008-04-16 David S. Miller <davem@davemloft.net>
1514
32b769e1
DM		 1515 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1516 Add issued_non_pic_error_ field. Declare check_non_pic.
1517 (Target_sparc::Scan::check_non_pic): New function.
1518 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1519 (Target_sparc::Scan::global): Likewise.
1520
11936fb1
DM		 1521 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1522 * configure: Rebuild.
1523
7c414435
DM		 1524 * options.h (DEFINE_enable): New macro.
1525 (new_dtags): New enable option.
1526 (initfirst, interpose, loadfltr, nodefaultlib,
1527 nodelete, nodlopen, nodump): New -z options.
1528 * layout.cc (Layout:finish_dynamic_section): If new
1529 dtags enabled, emit DT_RUNPATH. Also, emit a
1530 DT_FLAGS_1 containing any specified -z flags.
1531
85c7bf8b
ILT		 15322008-04-16 Ian Lance Taylor <iant@google.com>
1533
12c0daef
ILT		 1534 * copy-relocs.cc: New file.
1535 * copy-relocs.h: New file.
1536 * reloc.cc: Remove Copy_relocs code.
1537 * reloc.h: Likewise.
1538 * reloc-types.h (struct Reloc_types) [both versions]: Add
1539 get_reloc_addend_noerror.
1540 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1541 variants of add_global which take an addend which must be zero.
1542 * i386.cc: Include "copy-relocs.h".
1543 (class Target_i386): Change type of copy_relocs_ to variable,
1544 update initializer.
1545 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1546 Change all callers.
1547 (Target_i386::do_finalize_sections): Change handling of
1548 copy_relocs_.
1549 * sparc.cc: Include "copy-relocs.h".
1550 (class Target_sparc): Change type of copy_relocs_ to variable,
1551 update initializer.
1552 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1553 Change all callers.
1554 (Target_sparc::do_finalize_sections): Change handling of
1555 copy_relocs_.
1556 * x86_64.cc: Include "copy-relocs.h".
1557 (class Target_x86_64): Change type of copy_relocs_ to variable,
1558 update initializer.
1559 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1560 class. Change all callers.
1561 (Target_x86_64::do_finalize_sections): Change handling of
1562 copy_relocs_.
1563 * Makefile.am (CCFILES): Add copy-relocs.cc.
1564 (HFILES): Add copy-relocs.h.
1565
4f4995b6
ILT		 1566 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1567
85c7bf8b
ILT		 1568 * testsuite/script_test_4.sh: Permit leading zeroes.
1569
4f2a9edd
ILT		 15702008-04-15 Ian Lance Taylor <iant@google.com>
1571
e6188289
ILT		 1572 * script-sections.cc (Script_sections::create_segments): Use
1573 header_size_adjustment even when there is enough room for the
1574 headers.
1575 * testsuite/script_test_4.sh: New file.
1576 * testsuite/script_test_4.t: New file.
1577 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1578 (check_DATA): Add script_test_4.stdout.
1579 (MOSTLYCLEANFILES): Likewise.
1580 (script_test_4): New target.
1581 (script_test_4.stdout): New target.
1582 * testsuite/Makefile.in: Rebuild.
1583
4f2a9edd
ILT		 1584 * sparc.cc: Add definitions for Output_data_plt_sparc class
1585 constants.
1586
f5314dd5
DM		 15872008-04-14 David S. Miller <davem@davemloft.net>
1588
1589 * sparc.cc: New file.
1590 * Makefile.am (TARGETSOURCES): Add sparc.cc
1591 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1592 * configure.tgt: Document targ_extra_size and
1593 targ_extra_big_endian. Add entries for sparc-* and
1594 sparc64-*.
1595 * configure.ac: Handle targ_extra_size and
1596 targ_extra_big_endian.
1597 * Makefile.in: Rebuild.
1598 * configure: Likewise.
1599 * po/POTFILES.in: Likewise.
1600 * po/gold.pot: Likewise.
1601
154e0e9a
ILT		 16022008-04-14 Ian Lance Taylor <iant@google.com>
1603
1604 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1605 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1606 in the name/type/flags to section mapping. Don't call
1607 allocate_output_section.
1608 (Layout::choose_output_section): Change parameter from adjust_name
1609 to is_input_section. Don't permit input sections after sections
1610 are attached to segments. Don't call allocate_output_section.
1611 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1612 not write_enable_output_section.
1613 (Layout::make_output_section): Don't push to
1614 unattached_section_list_ nor call attach_to_segment. Call
1615 attach_section_to_segment if sections are attached.
1616 (Layout::attach_sections_to_segments): New function.
1617 (Layout::attach_section_to_segment): New function.
1618 (Layout::attach_allocated_section_to_segment): Rename from
1619 attach_to_segment. Remove flags parameter.
1620 (Layout::allocate_output_section): Remove function.
1621 (Layout::write_enable_output_section): Remove function.
1622 * layout.h (class Layout): Update for above changes. Add new
1623 field sections_are_attached_.
1624 * output.h (Output_section::update_flags_for_input_section): New
1625 function.
1626 * output.cc (Output_section::add_input_section): Call
1627 update_flags_for_input_section.
1628 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1629
009a67a2
CC		 16302008-04-11 Cary Coutant <ccoutant@google.com>
1631
1632 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1633 thought unnecessary.
1634 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1635
759b1a24
ILT		 16362008-04-11 Ian Lance Taylor <iant@google.com>
1637
1638 * output.h (class Output_section_data): Remove inline definition
1639 of set_addralign.
1640 * output.cc (Output_section_data::set_addralign): New function.
1641
c2b45e22
CC		 16422008-04-11 Cary Coutant <ccoutant@google.com>
1643
1644 Add support for TLS descriptors for i386 and x86_64.
1645 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1646 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1647 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1648 GOT_TYPE_TLS_DESC.
1649 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1650 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1651 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1652 relocations.
1653 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1654 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1655 Fix problem with initial-exec relocations.
1656 (Target_i386::Relocate::relocate_tls): Likewise.
1657 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1658 relaxation.
1659 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1660 support for section-plus-offset dynamic table entries.
1661 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1662 (Output_data_dynamic::Dynamic_entry): Add support for
1663 section-plus-offset dynamic table entries.
1664 (Output_data_dynamic::Classification): Likewise.
1665 (Output_data_dynamic::classification_): Renamed offset_.
1666 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1667 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1668 (Target_x86_64::make_plt_section): New function.
1669 (Target_x86_64::reserve_tlsdesc_entries): New function.
1670 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1671 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1672 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1673 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1674 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1675 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1676 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1677 add extra PLT entry for TLS descriptors.
1678 (Output_data_plt_x86_64::got_): New field.
1679 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1680 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1681 fields.
1682 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1683 descriptors.
1684 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1685 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1686 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1687 R_386_TLS_DESC_CALL relocations.
1688 (Target_x86_64::Scan::global): Likewise.
1689 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1690 for TLS descriptors.
1691 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1692 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1693 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1694 GD-to-IE relaxation.
1695 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1696 and TLS_DESCRIPTORS.
1697 * Makefile.in: Rebuild.
1698 * configure: Rebuild.
1699 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1700 (tls_test_shared2.so): New target.
1701 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1702 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1703 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1704 (tls_shared_gd_to_ie_test_LDADD): New variable.
1705 (tls_shared_gnu2_gd_to_ie_test): New target.
1706 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1707 New targets.
1708 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1709 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1710 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1711 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1712 (tls_shared_gnu2_test): New target.
1713 (tls_test_gnu2_shared.so): New target.
1714 (tls_shared_gnu2_test_SOURCES): New variable.
1715 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1716 (tls_shared_gnu2_test_LDFLAGS): New variable.
1717 (tls_shared_gnu2_test_LDADD): New variable.
1718 * testsuite/Makefile.in: Rebuild.
1719 * testsuite/Makefile.
1720
83bfb6b7
ILT		 17212008-04-11 Ian Lance Taylor <iant@google.com>
1722
1723 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1724 justsyms.t.
1725 * testsuite/Makefile.in: Rebuild.
1726
1727 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1728 long.
1729 * testsuite/script_test_2.cc (main): Adjust test.
1730
706e1f5e
ILT		 17312008-04-11 David S. Miller <davem@davemloft.net>
1732 Ian Lance Taylor <iant@google.com>
1733
1734 * options.h (General_options): Add entries for '-Y' and
1735 '-relax'.
1736 * options.cc (General_options:finalize): If -Y was used, add those
1737 entries to the library path instead of the default "/lib" and
1738 "/usr/lib".
1739
7c98e6bb
DM		 17402008-04-11 David S. Miller <davem@davemloft.net>
1741
1742 * testsuite/justsyms.t: Start at 0x100.
1743 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1744 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1745 long.
1746 * testsuite/script_test_2.cc: Adjust string and section length
1747 checks.
7c98e6bb 1748
99a37bfd
ILT		 17492008-04-09 Ian Lance Taylor <iant@google.com>
1750
2cefc357
ILT		 1751 PR gold/5996
1752 * script-sections.cc (Sections_element::allocate_to_segment): Add
1753 orphan parameter.
1754 (Output_section_definition::allocate_to_segment): Likewise.
1755 (Orphan_output_section::allocate_to_segment): Likewise.
1756 (Script_sections::attach_sections_using_phdrs_clause): Don't
1757 propagate non-PT_LOAD segments to orphan sections.
1758 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1759 readelf rather than objdump.
1760 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1761 .interp section and PT_INTERP segment are the same size.
1762 * testsuite/Makefile.in: Rebuild.
1763
99a37bfd
ILT		 1764 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1765 aliases for symbols defined in the same object.
1766 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1767 (weak_alias_test_SOURCES): New variable.
1768 (weak_alias_test_DEPENDENCIES): New variable.
1769 (weak_alias_test_LDFLAGS): New variable.
1770 (weak_alias_test_LDADD): New variable.
1771 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1772 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1773 (weak_alias_test_3.o): New target.
1774 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1775 * testsuite/weak_alias_test_main.cc: New file.
1776 * testsuite/weak_alias_test_1.cc: New file.
1777 * testsuite/weak_alias_test_2.cc: New file.
1778 * testsuite/weak_alias_test_3.cc: New file.
1779
780e49c5
ILT		 17802008-04-08 Ian Lance Taylor <iant@google.com>
1781
cdb0b8f5
ILT		 1782 * options.h (class General_options): Add --noinhibit-exec option.
1783 * main.cc (main): Check --noinhibit-exec.
1784
0864d551
ILT		 1785 * options.h (class General_options): Define --wrap as a special
1786 option. Add wrap_symbols_ field.
1787 (General_options::any_wrap_symbols): New function.
1788 (General_options::is_wrap_symbol): New function.
1789 * options.cc (General_options::parse_wrap): New function.
1790 (General_options::General_options): Initialize wrap_symbols_.
1791 * symtab.cc (Symbol_table::wrap_symbol): New function.
1792 (Symbol_table::add_from_object): Handle --wrap.
1793 * symtab.h (class Symbol_table): Declare wrap_symbol.
1794 * target.h (Target::wrap_char): New function.
1795 (Target::Target_info): Add wrap_char field.
1796 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1797 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1798 * testsuite/testfile.cc (Target_test::test_target_info):
1799 Likewise.
1800
789aa6de
ILT		 1801 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1802 there is one.
1803
2c38906f
ILT		 1804 * layout.h (class Layout): Add added_eh_frame_data_ field.
1805 * layout.cc (Layout::Layout): Initialize new field.
1806 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1807 output section until we find a section we merged successfully.
1808 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1809 that the size be non-zero.
1810
780e49c5
ILT		 1811 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1812 qualifier.
1813
7fcd0256
ILT		 18142008-04-08 Craig Silverstein <csilvers@google.com>
1815
1816 * configure.ac: Export new conditional variable HAVE_ZLIB.
1817 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1818 on HAVE_ZLIB.
1819 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1820 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1821
6835af53
ILT		 18222008-04-07 Ian Lance Taylor <iant@google.com>
1823
e24f324c
ILT		 1824 * version.cc (version_string): Set to "1.5".
1825
a036edd8
ILT		 1826 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1827 Add issued_non_pic_error_ field. Declare check_non_pic.
1828 (Target_x86_64::Scan::check_non_pic): New function.
1829 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1830 (Target_x86_64::Scan::global): Likewise.
1831
624f8810
ILT		 1832 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1833 addend parameter. Change caller. Handle merge sections.
1834 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1835 Address to Addend. Don't add in the result of
1836 local_section_offset, pass down the addend and use the returned
1837 value.
1838 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1839 Update declarations of local_section_offset and symbol_value.
1840 * testsuite/two_file_test_1.cc (t18): New function.
1841 * testsuite/two_file_test_2.cc (f18): New function.
1842 * testsuite/two_file_test_main.cc (main): Call t18.
1843 * testsuite/two_file_test.h (t18, f18): Declare.
1844
6835af53
ILT		 1845 * configure.ac: Don't test for objdump, c++filt, or readelf.
1846 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1847 conditionals.
1848 (TEST_READELF): New variable.
1849 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1850 (check_PROGRAMS): Add two_file_strip_test.
1851 (two_file_strip_test): New target.
1852 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1853 (two_file_same_shared_strip_test_SOURCES): New variable.
1854 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1855 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1856 (two_file_same_shared_strip_test_LDADD): New variable.
1857 (two_file_shared_strip.so): New target.
1858 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1859 (ver_test_5.syms, ver_test_7.syms): Likewise.
1860 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1861 (strip_test_3.stdout): Use TEST_OBJDUMP.
1862 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1863
86925eef
CC		 18642008-04-04 Cary Coutant <ccoutant@google.com>
1865
1866 * symtab.h (Symbol::is_weak_undefined): New function.
1867 (Symbol::is_strong_undefined): New function.
1868 (Symbol::is_absolute): New function.
1869 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1870 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1871 absolute symbols.
1872 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1873 (weak_undef_test): New target.
1874 * testsuite/Makefile.in: Rebuild.
1875 * testsuite/weak_undef_file1.cc: New file.
1876 * testsuite/weak_undef_file2.cc: New file.
1877 * testsuite/weak_undef_test.cc: New file.
1878
126f3ece
ILT		 18792008-04-03 Craig Silverstein <csilvers@google.com>
1880
1881 * compressed_output.h (class Output_compressed_section): Use
1882 unsigned buffer.
1883 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1884 add zlib header.
1885 (zlib_compressed_suffix): Removed.
1886 (Output_compressed_section::set_final_data_size): Use unsigned
1887 buffers.
1888 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1889 Fix linker invocation.
1890 (flagstest_o_specialfile_and_compress_debug_sections):
1891 Likewise.
1892 * testsuite/Makefile.in: Regenerated.
1893
deae2a14
DM		 18942008-04-02 David S. Miller <davem@davemloft.net>
1895
1896 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1897 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1898
70752818
ILT		 18992008-04-02 Craig Silverstein <csilvers@google.com>
1900
1901 * TODO: New file.
1902
39d0cb0e
ILT		 19032008-04-02 Ian Lance Taylor <iant@google.com>
1904
1905 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1906 parameters. Update for new key type to views_. Change all
1907 callers.
1908 (File_read::read): Adjust for byteshift in returned view.
1909 (File_read::add_view): New function, broken out of
1910 find_and_make_view.
1911 (File_read::make_view): New function, broken out of
1912 find_and_make_view.
1913 (File_read::find_or_make_view): Add offset and aligned
1914 parameters. Rewrite accordingly. Change all callers.
1915 (File_read::get_view): Add offset and aligned parameters. Adjust
1916 for byteshift in return value.
1917 (File_read::get_lasting_view): Likewise.
1918 * fileread.h (class File_read): Update declarations.
1919 (class File_read::View): Add byteshift_ field. Add byteshift to
1920 constructor. Add byteshift method.
1921 * archive.h (Archive::clear_uncached_views): New function.
1922 (Archive::get_view): Add aligned parameter. Change all callers.
1923 * object.h (Object::get_view): Add aligned parameter. Change all
1924 callers.
1925 (Object::get_lasting_view): Likewise.
1926
1927 * fileread.cc (File_read::release): Don't call clear_views if
1928 there are multiple objects.
1929 * fileread.h (File_read::clear_uncached_views): New function.
1930 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1931 on the archive.
1932
a1207466
CC		 19332008-03-31 Cary Coutant <ccoutant@google.com>
1934
1935 Add thin archive support.
1936 * archive.cc (Archive::armagt): New const.
1937 (Archive::setup): Remove task parameter and calls to unlock.
1938 (Archive::unlock_nested_archives): New function.
1939 (Archive::read_header): Add nested_off parameter. Change
1940 all callers.
1941 (Archive::interpret_header): Likewise.
1942 (Archive::include_all_members): Change to handle thin
1943 archives.
1944 (Archive::include_member): Likewise.
1945 * archive.h (Archive::Archive): Add new parameters and
1946 initializers.
1947 (Archive::armagt): New const.
1948 (Archive::setup): Remove task parameter.
1949 (Archive::unlock_nested_archives): New function.
1950 (Archive::read_header): Add nested_off parameter.
1951 (Archive::interpret_header): Likewise.
1952 (Archive::Nested_archive_table): New typedef.
1953 (Archive::is_thin_archive_): New field.
1954 (Archive::nested_archives_): New field.
1955 (Archive::options_): New field.
1956 (Archive::dirpath_): New field.
1957 (Archive::task_): New field.
1958 * readsyms.cc (Read_symbols::do_read_symbols): Add check
1959 for thin archives. Pass additional parameters to
1960 Archive::Archive. Unlock the archive file after calling
1961 Archive::setup.
1962
479f6503
ILT		 19632008-03-29 Ian Lance Taylor <iant@google.com>
1964
686c8caf
ILT		 1965 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1966 version symbol to be local.
1967 * testsuite/ver_test_4.sh: New file.
1968 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1969 (check_DATA): Add ver_test_4.syms.
1970 (ver_test_4.syms): New target.
1971 * testsuite/Makefile.in: Rebuild.
1972
ab794b6b
ILT		 1973 * output.cc
1974 (Output_section::Input_section_sort_entry::has_priority): New
1975 function.
1976 (Output_section::Input_section_sort_entry::match_file_name): New
1977 function.
1978 (Output_section::Input_section_sort_entry::match_section_name):
1979 Remove.
1980 (Output_section::Input_section_sort_entry::match_section_name_prefix):
1981 Remove.
1982 (Output_section::Input_section_sort_entry::match_section_file):
1983 Remove.
1984 (Output_section::Input_section_sort_compare::operator()): Rewrite
1985 using new Input_section_sort_entry functions. Sort crtbegin and
1986 crtend first. Sort sections with no priority before sections with
1987 a priority.
1988 * testsuite/initpri1.c (d3): Check j != 4.
1989 (cd5): New constructor/destructor function.
1990 (main): Check j != 2.
1991
479f6503
ILT		 1992 * symtab.cc (Symbol_table::add_from_object): If we don't use the
1993 new symbol when resolving, don't call set_is_default.
1994 * testsuite/ver_test_7.cc: New file.
1995 * testsuite/ver_test_7.sh: New file.
1996 * testsuite/Makefile.am (ver_test_7.so): New target.
1997 (ver_test_7.o): New target.
1998 (check_SCRIPTS): Add ver_test_7.sh.
1999 (check_DATA): Add ver_test_7.syms.
2000 (ver_test_7.syms): New target.
2001
2fd32231
ILT		 20022008-03-28 Ian Lance Taylor <iant@google.com>
2003
2004 * layout.cc (Layout::layout): If we see an input section with a
2005 name that needs sorting, set the must_sort flag for the output
2006 section.
2007 (Layout::make_output_section): If the name of the output section
2008 indicates that it might require sorting, set the may_sort flag.
2009 * output.h (Output_section::may_sort_attached_input_sections): New
2010 function.
2011 (Output_section::set_may_sort_attached_input_sections): New
2012 function.
2013 (Output_section::must_sort_attached_input_sections): New
2014 function.
2015 (Output_section::set_must_sort_attached_input_sections): New
2016 function.
2017 (class Output_section): Declare Input_section_sort_entry. Define
2018 Input_section_sort_compare. Declare
2019 sort_attached_input_sections. Add new fields:
2020 may_sort_attached_input_sections_,
2021 must_sort_attached_input_sections_,
2022 attached_input_sections_are_sorted_.
2023 * output.cc (Output_section::Output_section): Initialize new
2024 fields.
2025 (Output_section::add_input_section): Add an entry to
2026 input_sections_ if may_sort or must_sort are true.
2027 (Output_section::set_final_data_size): Call
2028 sort_attached_input_sections if necessary.
2029 (Output_section::Input_section_sort_entry): Define new class.
2030 (Output_section::Input_section_sort_compare::operator()): New
2031 function.
2032 (Output_section::sort_attached_input_sections): New function.
2033 * configure.ac: Check whether the compiler supports constructor
2034 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2035 * testsuite/initpri1.c: New file.
2036 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2037 CONSTRUCTOR_PRIORITY.
2038 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2039 (initpri1_LDFLAGS): New variable.
2040 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2041
18e6b24e
ILT		 20422008-03-27 Ian Lance Taylor <iant@google.com>
2043
49bdd526
ILT		 2044 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2045 * testsuite/common_test_1.c: New file.
2046 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2047 (common_test_1_SOURCES): New variable.
2048 (common_test_1_DEPENDENCIES): New variable.
2049 (common_test_1_LDFLAGS): New variable.
2050
18e6b24e
ILT		 2051 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2052 and commons_ correctly when NAME/VERSION does not override
2053 NAME/NULL.
2054 * testsuite/ver_test_6.c: New file.
2055 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2056 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2057 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2058
04bf7072
ILT		 20592008-03-26 Ian Lance Taylor <iant@google.com>
2060
5871526f
ILT		 2061 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2062 of an undefined symbol from a version script.
2063 * testsuite/Makefile.am (ver_test_5.so): New target.
2064 (ver_test_5.o): New target.
2065 (check_SCRIPTS): Add ver_test_5.sh.
2066 (check_DATA): Add ver_test_5.syms.
2067 (ver_test_5.syms): New target.
2068 * testsuite/ver_test_5.cc: New file.
2069 * testsuite/ver_test_5.script: New file.
2070 * testsuite/ver_test_5.sh: New file.
2071 * Makefile.in, testsuite/Makefile.in: Rebuild.
2072
04bf7072
ILT		 2073 PR gold/5986
2074 Fix problems building gold with gcc 4.3.0.
2075 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2076 (gold_error_at_location, gold_warning_at_location): Use it.
2077 * configure.ac: Check whether we can compile and use a template
2078 function with a printf attribute.
2079 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2080 when jumping over bytes.
2081 * object.cc: Instantiate Object::read_section_data.
2082 * debug.h: Include <cstring>
2083 * dwarf_reader.cc: Include <algorithm>
2084 * main.cc: Include <cstring>.
2085 * options.cc: Include <cstring>.
2086 * output.cc: Include <cstring>.
2087 * script.cc: Include <cstring>.
2088 * script.h: Include <string>.
2089 * symtab.cc: Include <cstring> and <algorithm>.
2090 * target-select.cc: Include <cstring>.
2091 * version.cc: Include <string>.
2092 * testsuite/testmain.cc: Include <cstdlib>.
2093 * configure, config.in: Rebuild.
2094
874c5b28
ILT		 20952008-03-25 Ian Lance Taylor <iant@google.com>
2096
819d6c3a
ILT		 2097 * options.cc: Include "../bfd/bfdver.h".
2098 (options::help): Print bug reporting address.
2099
f4b2c6f5
ILT		 2100 * version.cc (print_version): Adjust output for current value of
2101 BFD_VERSION_STRING.
2102
2103 * NEWS: New file.
2104
e96caa79
ILT		 2105 * options.cc (options::help): Print list of supported targets.
2106 * target-select.h: Include <vector>.
2107 (class Target_selector): Make machine_, size_, and is_big_endian_
2108 fields const. Add bfd_name_ and instantiated_target_ fields.
2109 (Target_selector::Target_selector): Add bfd_name parameter.
2110 (Target_selector::recognize): Make non-virtual, call
2111 do_recognize.
2112 (Target_selector::recognize_by_name): Make non-virtual, call
2113 do_recognize_by_name.
2114 (Target_selector::supported_names): New function.
2115 (Target_selector::bfd_name): New function.
2116 (Target_selector::do_instantiate_target): New pure virtual
2117 function.
2118 (Target_selector::do_recognize): New virtual function.
2119 (Target_selector::do_recognize_by_name): New virtual function.
2120 (Target_selector::instantiate_target): New private function.
2121 (supported_target_names): Declare.
2122 * target-select.cc (Target_selector::Target_selector): Update for
2123 new parameter and fields.
2124 (select_target_by_name): Check that the name matches before
2125 calling recognize_by_name.
2126 (supported_target_names): New function.
2127 * i386.cc (class Target_selector_i386): Update Target_selector
2128 constructor call. Remove recognize and recognize_by_name. Add
2129 do_instantiate_target.
2130 * x86_64.cc (class Target_selector_x86_64): Likewise.
2131 * testsuite/testfile.cc (class Target_selector_test): Update for
2132 changes to Target_selector.
2133
874c5b28
ILT		 2134 * README: Rewrite, with some notes on unsupported features.
2135
0a65a3a7
CC		 21362008-03-24 Cary Coutant <ccoutant@google.com>
2137
2138 * i386.cc (Target_i386::Got_type): New enum declaration.
2139 (Target_i386::Scan::local): Updated callers of Output_data_got
2140 member functions.
2141 (Target_i386::Scan::global): Likewise.
2142 (Target_i386::Relocate::relocate): Likewise.
2143 (Target_i386::Relocate::relocate_tls): Likewise.
2144 * object.h (Got_offset_list): New class.
2145 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2146 (Sized_relobj::local_got_offset): Likewise.
2147 (Sized_relobj::set_local_got_offset): Likewise.
2148 (Sized_relobj::local_has_tls_got_offset): Removed.
2149 (Sized_relobj::local_tls_got_offset): Removed.
2150 (Sized_relobj::set_local_tls_got_offset): Removed.
2151 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2152 * output.cc (Output_data_got::add_global): Added got_type parameter.
2153 (Output_data_got::add_global_with_rel): Likewise.
2154 (Output_data_got::add_global_with_rela): Likewise.
2155 (Output_data_got::add_global_pair_with_rel): New function.
2156 (Output_data_got::add_global_pair_with_rela): New function.
2157 (Output_data_got::add_local): Added got_type parameter.
2158 (Output_data_got::add_local_with_rel): Likewise.
2159 (Output_data_got::add_local_with_rela): Likewise.
2160 (Output_data_got::add_local_pair_with_rel): New function.
2161 (Output_data_got::add_local_pair_with_rela): New function.
2162 (Output_data_got::add_global_tls): Removed.
2163 (Output_data_got::add_global_tls_with_rel): Removed.
2164 (Output_data_got::add_global_tls_with_rela): Removed.
2165 (Output_data_got::add_local_tls): Removed.
2166 (Output_data_got::add_local_tls_with_rel): Removed.
2167 (Output_data_got::add_local_tls_with_rela): Removed.
2168 * output.h (Output_data_got::add_global): Added got_type parameter.
2169 (Output_data_got::add_global_with_rel): Likewise.
2170 (Output_data_got::add_global_with_rela): Likewise.
2171 (Output_data_got::add_global_pair_with_rel): New function.
2172 (Output_data_got::add_global_pair_with_rela): New function.
2173 (Output_data_got::add_local): Added got_type parameter.
2174 (Output_data_got::add_local_with_rel): Likewise.
2175 (Output_data_got::add_local_with_rela): Likewise.
2176 (Output_data_got::add_local_pair_with_rel): New function.
2177 (Output_data_got::add_local_pair_with_rela): New function.
2178 (Output_data_got::add_global_tls): Removed.
2179 (Output_data_got::add_global_tls_with_rel): Removed.
2180 (Output_data_got::add_global_tls_with_rela): Removed.
2181 (Output_data_got::add_local_tls): Removed.
2182 (Output_data_got::add_local_tls_with_rel): Removed.
2183 (Output_data_got::add_local_tls_with_rela): Removed.
2184 * resolve.cc (Symbol::override_base_with_special): Removed
2185 reference to has_got_offset_ field.
2186 * symtab.cc (Symbol::init_fields): Replaced initialization
2187 of got_offset_ with got_offsets_. Removed initialization
2188 of has_got_offset_
53fcba31 2189 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2190 (Symbol::got_offset): Likewise.
2191 (Symbol::set_got_offset): Likewise.
2192 (Symbol::has_tls_got_offset): Removed.
2193 (Symbol::tls_got_offset): Removed.
2194 (Symbol::set_tls_got_offset): Removed.
2195 (Symbol::got_offset_): Removed.
2196 (Symbol::tls_mod_got_offset_): Removed.
2197 (Symbol::tls_pair_got_offset_): Removed.
2198 (Symbol::got_offsets_): New field.
2199 (Symbol::has_got_offset): Removed.
2200 (Symbol::has_tls_mod_got_offset): Removed.
2201 (Symbol::has_tls_pair_got_offset): Removed.
2202 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2203 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2204 member functions.
2205 (Target_x86_64::Scan::global): Likewise.
2206 (Target_x86_64::Relocate::relocate): Likewise.
2207 (Target_x86_64::Relocate::relocate_tls): Likewise.
2208
bd52eafb
BE		 22092008-03-25 Ben Elliston <bje@au.ibm.com>
2210
2211 * yyscript.y: Fix spelling error in comment.
2212
8b105e34
ILT		 22132008-03-24 Ian Lance Taylor <iant@google.com>
2214
8ed814a9
ILT		 2215 * options.h (class General_options): Define build_id option.
2216 * layout.h (class Layout): Declare write_build_id, create_note,
2217 create_build_id. Add build_id_note_ member.
2218 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2219 "libiberty.h", "md5.h", "sha1.h".
2220 (Layout::Layout): Initialize eh_frame_data_,
2221 eh_frame_hdr_section_, and build_id_note_.
2222 (Layout::finalize): Call create_build_id.
2223 (Layout::create_note): New function, broken out of
2224 Layout::create_gold_note.
2225 (Layout::create_gold_note): Call create_note.
2226 (Layout::create_build_id): New function.
2227 (Layout::write_build_id): New function.
2228 (Close_task_runner::run): Call write_build_id.
2229
8b105e34
ILT		 2230 * x86_64.cc: Correct license to GPLv3.
2231
086a1841
ILT		 22322008-03-23 Ian Lance Taylor <iant@google.com>
2233
2234 * options.cc: Include "demangle.h".
2235 (parse_optional_string): New function.
2236 (parse_long_option): Handle takes_optional_argument.
2237 (parse_short_option): Update dash_z initializer. Handle
2238 takes_optional_argument.
2239 (General_options::General_options): Initialize do_demangle_.
2240 (General_options::finalize): Set do_demangle_. Handle demangling
2241 style.
2242 * options.h (parse_optional_string): Declare.
2243 (struct One_option): Add optional_arg field. Update constructor.
2244 Update call constructor calls. Add takes_optional_argument
2245 function.
2246 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2247 (DEFINE_optional_string): Define.
2248 (General_options::demangle): Change from DEFINE_bool to
2249 DEFINE_optional_string.
2250 (General_options::no_demangle): New function.
2251 (General_options::do_demangle): New function.
2252 (General_options::set_do_demangle): New function.
2253 (General_options::execstack_status_): Move definition to end of
2254 class definition.
2255 (General_options::static_): Likewise.
2256 (General_options::do_demangle_): New field.
2257 * object.cc (big_endian>::get_symbol_location_info): Call
2258 Options::do_demangle, not Options::demangle.
2259 * symtab.cc (demangle): Likewise.
2260
cbb93e63
ILT		 22612008-03-22 Ian Lance Taylor <iant@google.com>
2262
2263 * gold.h: Include <cstddef> and <sys/types.h>
2264 * options.h: Include <cstring>.
2265
ec531623
ILT		 22662008-03-21 Ian Lance Taylor <iant@google.com>
2267
2268 * Added source code to GNU binutils.
2269
GDB Binutils - Deliverables
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