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* infrun.c (handle_inferior_event): Correctly tag non-executing
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
c2508178
ILT		 12008-12-11 Ian Lance Taylor <iant@google.com>
2
3 PR 7091
4 * target-reloc.h (Default_scan_relocatable_relocs): For each
5 function, map r_type == 0 to RELOC_DISCARD.
6
2756a258
CC		 72008-12-10 Cary Coutant <ccoutant@google.com>
8
9 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10 object to override a kept COMDAT group from a plugin object.
11
bb6f53d3
ILT		 122008-12-09 Ian Lance Taylor <iant@google.com>
13
fbc558e1
ILT		 14 PR 7088
15 * yyscript.y (file_cmd): Handle INPUT.
16
bb6f53d3
ILT		 17 * testsuite/initpri1.c: Change all declarations to be full
18 prototypes by adding void, to avoid compiler warnings.
19
4674ecfc
CC		 202008-12-05 Rafael Avila de Espindola <espindola@google.com>
21
22 * options.cc (General_options::parse_plugin_opt): New.
23 (General_options::add_plugin): The argument now is just the filename.
24 (General_options::add_plugin_option): New.
25 * options.h (plugin_opt): New.
26 (add_plugin): Change argument name.
27 (add_plugin_option): New.
28 * plugin.cc (Plugin::load): Don't parse the plugin option.
29 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
30 (Plugin::add_option): New.
31 (Plugin::args_): Change type.
32 (Plugin::filename_): New.
33 (Plugin_manager::add_plugin_option): New.
34 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
35 * testsuite/Makefile.in: Regenerate.
36
fd06b4aa
CC		 372008-12-05 Cary Coutant <ccoutant@google.com>
38
39 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
40 Handle --strip-lto-sections option.
41 * options.h (strip_lto_sections): New option.
42
6c52134c
CC		 432008-12-01 Cary Coutant <ccoutant@google.com>
44
45 * plugin.cc (ld_plugin_message): Change format parameter to const.
46 Fix mismatch between new[] and delete.
47
a45248e0
CC		 482008-11-14 Cary Coutant <ccoutant@google.com>
49
50 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
51 instead of -1U.
52
c82fbeee
CS		 532008-11-05 Craig Silverstein <csilvers@google.com>
54
55 * options.cc (General_options::parse_dynamic_list): New function.
56 * options.h (General_options): New flags dynamic_list,
57 dynamic_list_data, dynamic_list_cpp_new, and
58 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
59 (General_options::in_dynamic_list): New function.
60 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
61 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
62 (Lex::can_continue_name): Likewise.
63 (yylex): Likewise.
64 (read_script_file): New parameter script_options.
65 (read_dynamic_list): New function.
66 (Script_options::define_dynamic_list): New function.
67 (dynamic_list_keyword_parsecodes): New variable.
68 (dynamic_list_keywords): New variable.
69 * script.h (Script_options::define_dynamic_list): New function
70 prototype.
71 (read_dynamic_list): New function prototype.
72 * symtab.cc (strprefix): New macro.
73 (Symbol::should_add_dynsym_entry): Support dynamic_list,
74 dynamic_list_data, dynamic_list_cpp_new, and
75 dynamic_list_cpp_typeinfo.
76 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
77 (dynamic_list_expr): New rule.
78 (dynamic_list_nodes): Likewise.
79 (dynamic_list_node): Likewise.
80 * testsuite/Makefile.am (dynamic_list): New test.
81 * testsuite/Makefile.in: Regenerated.
82 * testsuite/dynamic_list.t: New file.
83 * testsuite/dynamic_list.sh: New file.
84
e0bb29a5
CS		 852008-11-05 Craig Silverstein <csilvers@google.com>
86
87 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
88 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
89 (t11_last): Likewise.
90 * testsuite/ver_test_6.c (main): Likewise.
91
4e1e25e0
CC		 922008-10-07 Cary Coutant <ccoutant@google.com>
93
94 * options.c (General_options::finalize): Add check for -static and
95 -shared.
96 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
97 is not empty.
98
92f03fcb
CC		 992008-10-02 Cary Coutant <ccoutant@google.com>
100
101 * plugin.cc (make_sized_plugin_object): Fix conditional
102 compilation to work when not all targets are enabled.
103
fbd8a257
CC		 1042008-09-29 Cary Coutant <ccoutant@google.com>
105
106 * archive.cc (Archive::get_file_and_offset): Use filename instead
107 of name to get library path.
108 (Archive::include_member): Unlock external member of a thin archive.
109
110 * testsuite/Makefile.am (TEST_AR): New variable.
111 (thin_archive_test_1): New test.
112 (thin_archive_test_2): New test.
81636b3f
CC		 113 * testsuite/Makefile.in: Regenerate.
114 * testsuite/thin_archive_main.cc: New file.
115 * testsuite/thin_archive_test_1.cc: New file.
116 * testsuite/thin_archive_test_2.cc: New file.
117 * testsuite/thin_archive_test_3.cc: New file.
118 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 119
eff45813
CC		 1202008-09-29 Cary Coutant <ccoutant@google.com>
121
122 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
123 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
124 instead of -1U.
125 (Sized_relobj::do_finalize_local_symbols): Likewise.
126 (Sized_relobj::map_to_kept_section): Likewise.
127 * object.h (Sized_relobj::invalid_address): New constant.
128 (Sized_relobj::do_output_section_offset): Check for invalid_address
129 and return -1ULL.
130 * output.cc (Output_reloc::local_section_offset): Use constant
131 invalid_address instead of -1U.
132 (Output_reloc::get_address): Likewise.
133 (Output_section::output_address): Change -1U to -1ULL.
134 * output.h (Output_reloc::invalid_address): New constant.
135 * reloc.cc (Sized_relobj::write_sections): Use constant
136 invalid_address instead of -1U.
137 (Sized_relobj::relocate_sections): Likewise.
138 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
139 values for merge sections.
140 * target-reloc.h (relocate_for_relocatable): Use constant
141 invalid_address instead of -1U.
142
89fc3421
CC		 1432008-09-19 Cary Coutant <ccoutant@google.com>
144
145 Add plugin functionality for link-time optimization (LTO).
146 * configure.ac (plugins): Add --enable-plugins option.
147 * configure: Regenerate.
148 * config.in: Regenerate.
149 * Makefile.am (LIBDL): New variable.
150 (CCFILES): Add plugin.cc.
151 (HFILES): Add plugin.h.
152 (ldadd_var): Add LIBDL.
153 * Makefile.in: Regenerate.
154
155 * archive.cc: Include "plugin.h".
156 (Archive::setup): Don't preread archive symbols when using a plugin.
157 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
158 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
159 files.
160 (Archive::include_member): Add symbols from plugin objects.
161 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
162 * descriptors.cc (Descriptors::open): Check for file descriptors
163 abandoned by plugins.
164 (Descriptors::claim_for_plugin): New function.
165 * descriptors.h (Descriptors::claim_for_plugin): New function.
166 (Open_descriptor::is_claimed): New field.
167 (claim_descriptor_for_plugin): New function.
168 * fileread.cc (File_read::claim_for_plugin): New function.
169 * fileread.h (File_read::claim_for_plugin): New function.
170 (File_read::descriptor): New function.
171 * gold.cc: Include "plugin.h".
172 (queue_initial_tasks): Add task to call plugin hooks for generating
173 new object files.
174 * main.cc: Include "plugin.h".
175 (main): Load plugin libraries.
176 * object.h (Pluginobj): Declare.
177 (Object::pluginobj): New function.
178 (Object::do_pluginobj): New function.
179 (Object::set_target): New function.
180 * options.cc: Include "plugin.h".
181 (General_options::parse_plugin): New function.
182 (General_options::General_options): Initialize plugins_ field.
183 (General_options::add_plugin): New function.
184 * options.h (Plugin_manager): Declare.
185 (General_options): Add --plugin option.
186 (General_options::has_plugins): New function.
187 (General_options::plugins): New function.
188 (General_options::add_plugin): New function.
189 (General_options::plugins_): New field.
190 * plugin.cc: New file.
191 * plugin.h: New file.
192 * readsyms.cc: Include "plugin.h".
193 (Read_symbols::do_read_symbols): Check for archive before checking
194 for ELF file. Call plugin hooks to claim files.
195 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
196 from a real object file; force override when processing replacement
197 files.
198 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
199 (Symbol::init_base_object): Likewise.
200 (Symbol::init_base_output_data): Likewise.
201 (Symbol::init_base_output_segment): Likewise.
202 (Symbol::init_base_constant): Likewise.
203 (Symbol::init_base_undefined): Likewise.
204 (Symbol::output_section): Assert that object is not a plugin.
205 (Symbol_table::add_from_pluginobj): New function.
206 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
207 undefined.
208 (Symbol_table::sized_write_globals): Likewise.
209 (Symbol_table::add_from_pluginobj): Instantiate template.
210 * symtab.h (Sized_pluginobj): Declare.
211 (Symbol::in_real_elf): New function.
212 (Symbol::set_in_real_elf): New function.
213 (Symbol::in_real_elf_): New field.
214 (Symbol_table::add_from_pluginobj): New function.
215
216 * testsuite/Makefile.am (AM_CFLAGS): New variable.
217 (LIBDL): New variable.
218 (LDADD): Add LIBDL.
219 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
220 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
221 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
222 (MOSTLYCLEANFILES): Likewise.
223 * testsuite/Makefile.in: Regenerate.
224 * testsuite/plugin_test.c: New file.
225 * testsuite/plugin_test_1.sh: New file.
226 * testsuite/plugin_test_2.sh: New file.
227
de31bda5
ILT		 2282008-09-16 Ian Lance Taylor <iant@google.com>
229
9c2d0ef9
ILT		 230 * target-reloc.h (relocate_section): Check whether a symbol is
231 defined by the ABI before reporting an undefined symbol error.
232 * target.h (Target::is_defined_by_abi): Make parameter const.
233 (Target::do_is_defined_by_abi): Likewise.
234 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
235 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
236 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
237 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
238 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
239 * testsuite/Makefile.in: Rebuild.
240
de31bda5
ILT		 241 * fileread.cc (make_view): Add casts to avoid warning.
242
9fa33bee
AO		 2432008-09-16 Alexandre Oliva <aoliva@redhat.com>
244
245 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
246 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
247
183fd0e3
AO		 2482008-09-16 Alexandre Oliva <aoliva@redhat.com>
249
250 * options.h (General_options::output_is_executable): New.
251 (General_options::output_is_pie): New.
252 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
253 for shared libraries.
254 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
255
7be8330a
CD		 2562008-09-11 Chris Demetriou <cgd@google.com>
257
258 * options.h (origin): New -z option.
259 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
260 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
261 in DT_FLAGS_1.
262
a9caad02
CC		 2632008-09-05 Cary Coutant <ccoutant@google.com>
264
265 * fileread.cc (File_read::make_view): Add check for attempt to map
266 beyond end of file.
267
ae6dce4d
CC		 2682008-09-05 Cary Coutant <ccoutant@google.com>
269
270 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
271 explicit instantiations.
272
d7ab2a47
KVH		 2732008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
274
275 PR gold/6858
276 * options.cc (General_options::finalize): Allow undefined symbols
277 in shlibs if linking -shared.
278
279 PR gold/6859
280 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
281 symbols as not needing a dynsym entry.
282
1e52a9c1
CS		 2832008-08-20 Craig Silverstein <csilvers@google.com>
284
285 * fileread.cc (File_read::open): Do not lock the file unless it
286 was successfully opened.
287
d85c80a3
CC		 2882008-08-14 Cary Coutant <ccoutant@google.com>
289
290 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
291 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
292 * testsuite/tls_test.cc (struct int128): 128-bit struct
293 for testing TLS relocs with non-zero addend.
294 (v12): New TLS variable.
295 (t12): New test.
296 (t_last): Add check for v12.
297 * testsuite/tls_test.h (t12): New function.
298 * testsuite/tls_test_main.cc (thread_routine): Call new test.
299
2d924fd9
ILT		 3002008-08-13 Ian Lance Taylor <iant@google.com>
301
302 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
303 set tls_segment_ or relro_segment_.
304 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
305 when appropriate.
306 * output.h (Output_section::clear_is_relro): New function.
307 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
308 sections specially even when output_data_ is empty.
309 (Output_segment::maximum_alignment): When first section is relro,
310 only force alignment for PT_LOAD segments.
311 * script.cc (script_data_segment_align): New function.
312 (script_data_segment_relro_end): New function.
313 * script-c.h (script_data_segment_align): Declare.
314 (script_data_segment_relro_end): Declare.
315 * script-sections.h (class Script_sections): Declare
316 data_segment_align and data_segment_relro_end. Add fields
317 segment_align_index_ and saw_relro_end_.
318 * script-sections.cc (class Sections_element): Add set_is_relro
319 virtual function. Add new bool* parameter to place_orphan_here.
320 Add get_output_section virtual function.
321 (class Output_section_definition): Add set_is_relro. Add new
322 bool* parameter to place_orphan_here. Add get_output_section.
323 Add is_relro_ field.
324 (Output_section_definition::Output_section_definition): Initialize
325 evaluated_address_, evaluated_load_address, evaluated_addralign_,
326 and is_relro_ fields.
327 (Output_section_definition::place_orphan_here): Add is_relro
328 parameter.
329 (Output_section_definition::set_section_addresses): Set relro for
330 output section.
331 (Output_section_definition::alternate_constraint): Likewise.
332 (class Orphan_output_section): Add new bool* parameter to
333 place_orphan_here. Add get_output_section.
334 (Orphan_output_section::place_orphan_here): Add is_relro
335 parameter.
336 (Script_sections::Script_sections): Initialize
337 data_segment_align_index_ and saw_relro_end_.
338 (Script_sections::data_segment_align): New function.
339 (Script_sections::data_segment_relro_end): New function.
340 (Script_sections::place_orphan): Set or clear is_relro.
341 (Script_sections::set_section_addresses): Force alignment of first
342 TLS section.
343 * yyscript.y (exp): Call script_data_segment_align and
344 script_data_segment_relro_end.
345 * testsuite/relro_script_test.t: New file.
346 * testsuite/relro_test.cc (using_script): Declare.
347 (t1, t2): Test using_script.
348 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
349 (relro_script_test_SOURCES): Define.
350 (relro_script_test_DEPENDENCIES): Define.
351 (relro_script_test_LDFLAGS): Define.
352 (relro_script_test_LDADD): Define.
353 (relro_script_test.so): New target.
354 * testsuite/Makefile.in: Rebuild.
355
f827c9a9
CC		 3562008-08-06 Cary Coutant <ccoutant@google.com>
357
358 * archive.cc (Archive::total_archives, Archive::total_members)
359 (Archive::total_members_loaded): New variables.
360 (Archive::setup): Add parameter. Add option to preread
361 archive symbols.
362 (Archive::read_armap): Add counter.
363 (Archive::get_file_and_offset): New function.
364 (Archive::get_elf_object_for_member): New function.
365 (Archive::read_all_symbols): New function.
366 (Archive::read_symbols): New function.
367 (Archive::add_symbols): Add counters.
368 (Archive::include_all_members): Use armap to find members if it's
369 already built.
370 (Archive::include_member): Skip reading symbols if already read.
371 Factored code into Archive::get_file_and_offset and
372 Archive::get_elf_object_for_member. Changed call to
373 Mapfile::report_include_archive_member.
374 (Archive::print_stats): New function.
375 * archive.h: Declare Object and Read_symbols_data classes.
376 (Archive::Archive): Add initializers for new members.
377 (Archive::setup): Add parameter.
378 (Archive::print_stats): New function.
379 (Archive::total_archives, Archive::total_members)
380 (Archive::total_members_loaded): New variables.
381 (Archive::get_file_and_offset): New function.
382 (Archive::get_elf_object_for_member): New function.
383 (Archive::read_all_symbols): New function.
384 (Archive::read_symbols): New function.
385 (Archive::Archive_member): New class.
386 (Archive::members_): New member.
387 (Archive::num_members_): New member.
388 * main.cc: Include archive.h.
389 (main): Call Archive::print_stats.
390 * mapfile.cc (Mapfile::report_include_archive_member): Delete
391 archive parameter; member_name is now the fully-decorated name.
392 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
393 * options.h: (General_options): Add --preread-archive-symbols option.
394 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
395 Archive::setup.
396
de4c45bd
ILT		 3972008-08-04 Ian Lance Taylor <iant@google.com>
398
399 * symtab.h (Symbol::use_plt_offset): New function.
400 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
401 * powerpc.cc (Relocate::relocate): Likewise.
402 * sparc.cc (Relocate::relocate): Likewise.
403 * x86_64.cc (Relocate::relocate): Likewise.
404 * testsuite/weak_plt.sh: New test.
405 * testsuite/weak_plt_main.cc: New test.
406 * testsuite/weak_plt_shared.cc: New test.
407 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
408 (check_PROGRAMS): Add weak_plt.
409 (check_DATA): Add weak_plt_shared.so.
410 (weak_plt_main_pic.o, weak_plt): New targets.
411 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
412 * testsuite/Makefile.in: Rebuild.
413
414 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
415 gcctestdir/ld.
416 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
417 * testsuite/Makefile.in: Rebuild.
418
323ee3f4
AM		 4192008-08-04 Alan Modra <amodra@bigpond.net.au>
420
421 * Makefile.am (POTFILES.in): Set LC_ALL=C.
422 * Makefile.in: Regenerate.
423 * po/POTFILES.in: Regenerate.
424
7c07ecec
ILT		 4252008-07-29 Ian Lance Taylor <iant@google.com>
426
427 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
428 symbols before other symbols.
429 * testsuite/script_test_2.cc (test_addr): Declare.
430 (test_addr_alias): Declare.
431 (main): Check that test_addr and test_addr_alias have the right
432 values.
433 * testsuite/script_test_2.t: Define test_addr_alias and
434 test_addr.
435
5778530e
ILT		 4362008-07-24 Ian Lance Taylor <iant@google.com>
437
2a00e4fb
ILT		 438 PR 5990
439 * descriptors.cc: New file.
440 * descriptors.h: New file.
441 * gold-threads.h (class Hold_optional_lock): New class.
442 * fileread.cc: Include "descriptors.h".
443 (File_read::~File_read): Release descriptor rather than closing
444 it.
445 (File_read::open) [file]: Call open_descriptor rather than open.
446 Set is_descriptor_opened_.
447 (File_read::open) [memory]: Assert that descriptor is not open.
448 (File_read::reopen_descriptor): New function.
449 (File_read::release): Release descriptor.
450 (File_read::do_read): Make non-const. Reopen descriptor.
451 (File_read::read): Make non-const.
452 (File_read::make_view): Reopen descriptor.
453 (File_read::do_readv): Likewise.
454 * fileread.h (class File_read): Add is_descriptor_opened_ field.
455 Update declarations.
456 * layout.cc: Include "descriptors.h".
457 (Layout::create_build_id): Use open_descriptor rather than open.
458 * output.cc: Include "descriptors.h".
459 (Output_file::open): Use open_descriptor rather than open.
460 * archive.cc (Archive::const_iterator): Change Archive to be
461 non-const.
462 (Archive::begin, Archive::end): Make non-const.
463 (Archive::count_members): Likewise.
464 * archive.h (class Archive): Update declarations.
465 * object.h (Object::read): Make non-const.
466 * Makefile.am (CCFILES): Add descriptors.cc.
467 (HFILES): Add descriptors.h.
468 * Makefile.in: Rebuild.
469
801647d1
ILT		 470 PR 6716
471 * gold.h: Always include <clocale>. Add Solaris workarounds
472 following code in binutils/sysdep.h.
473
5edd166e
ILT		 474 PR 6048
475 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
476 this->eh_frame_hdr_ is NULL before using it.
477
c89ad728
ILT		 478 * dynobj.cc (Versions::Versions): Update comment.
479
aa86f06b
ILT		 480 * dynobj.cc (Versions::Versions): If there is an soname, use it as
481 the base version name.
482
5778530e
ILT		 483 * stringpool.cc (Stringpool_template::add_with_length): Set key to
484 array size plus one.
485 (Stringpool_template::set_string_offsets): Subtract one from key
486 before using it as an array index.
487 (Stringpool_template::get_offset_with_length): Likewise.
488 (Stringpool_template::write_to_buffer): Likewise.
489 * stringpool.h (Stringpool_template::get_offset_from_key):
490 Likewise.
491
057ead22
ILT		 4922008-07-23 Ian Lance Taylor <iant@google.com>
493
7f649c59
ILT		 494 PR 6658
495 * object.h (Merged_symbol_value::value): Do our best to handle a
496 negative addend.
497
057ead22
ILT		 498 PR 6647
499 * script.cc (Version_script_info::get_versions): Don't add empty
500 version tag to return value.
501 (Version_script_info::get_symbol_version_helper): Change return
502 type to bool. Add pversion parameter. Change all callers.
503 (script_register_vers_node): Don't require a non-NULL tag.
504 * script.h (class Version_script_info): Update declarations.
505 (Version_script_info::get_symbol_version): Change return type to
506 bool. Add version parameter. Change all callers.
507 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
508 handling. Handle an empty version from a version script.
509 (Symbol_table::define_special_symbol): Likewise.
510 * testsuite/ver_test_10.script: New file.
511 * testsuite/ver_test_10.sh: New file.
512 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
513 (check_DATA): Add ver_test_10.syms.
514 (ver_test_10.syms, ver_test_10.so): New target.
515 * testsuite/Makefile.in: Rebuild.
516
58e54ac2
CD		 5172008-07-23 Simon Baldwin <simonb@google.com>
518
519 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
520 to zero for undefined symbols from dynamic libraries.
521
95d14cd3
ILT		 5222008-07-23 Ian Lance Taylor <iant@google.com>
523
524 * symtab.cc (Symbol_table::resolve): Remove version parameter.
525 Change all callers.
526 * symtab.h (class Symbol_table): Update declaration.
527 * testsuite/ver_test_9.cc: New file.
528 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
529 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
530 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
531 (ver_test_9.so, ver_test_9.o): New targets.
532 * testsuite/Makefile.in: Rebuild.
533
92de84a6
ILT		 5342008-07-22 Ian Lance Taylor <iant@google.com>
535
34810851
ILT		 536 * options.h (class General_options): Define --check-sections.
537 * layout.cc (Layout::set_segment_offsets): Handle
538 --check-sections.
539
af6156ef
ILT		 540 * options.h (class General_options): Define -n/--nmagic and
541 -N/--omagic.
542 * options.cc (General_options::finalize): For -n/--nmagic or
543 -N/--omagic, set -static.
544 * layout.cc (Layout::attach_allocated_section_to_segment): If
545 -N/--omagic, don't put read-only and read-write sections in
546 different segments.
547 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
548 finding a read-only segment.
549 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
550 don't set the minimum segment alignment to the common page size,
551 and don't set the file offset to the address modulo the page size.
552 * script-sections.cc (Script_sections::create_segments): If
553 -n/--omagic, don't put read-only and read-write sections in
554 different segments.
555
92de84a6
ILT		 556 * cref.cc: New file.
557 * cref.h: New file.
558 * options.h (class General_options): Add --print-symbol-counts.
559 * main.cc (main): Issue defined symbol report if requested.
560 * archive.cc (Archive::interpret_header): Make into a const member
561 function.
562 (Archive::add_symbols): Call Input_objects::archive_start and
563 archive_stop.
564 (Archive::const_iterator): Define new class.
565 (Archive::begin, Archive::end): New functions.
566 (Archive::include_all_members): Rewrite to use iterator.
567 (Archive::count_members): New function.
568 * archive.h (class Archive): Update declarations.
569 (Archive::filename): New function.
570 * object.cc: Include "cref.h".
571 (Sized_relobj::Sized_relobj): Initialize defined_count_.
572 (Sized_relobj::do_get_global_symbol_counts): New function.
573 (Input_objects::add_object): Add object to cross-referencer.
574 (Input_objects::archive_start): New function.
575 (Input_objects::archive_stop): New function.
576 (Input_objects::print_symbol_counts): New function.
577 * object.h: Declare Cref and Archive.
578 (Object::get_global_symbol_counts): New function.
579 (Object::do_get_global_symbol_counts): New pure virtual function.
580 (class Sized_relobj): Add defined_count_ field. Update
581 declarations.
582 (class Input_objects): Add cref_ field. Update constructor.
583 Update declarations.
584 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
585 defined_count_.
586 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
587 symbol counts.
588 (Sized_dynobj::do_get_global_symbol_counts): New function.
589 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
590 defined_count_. Update declarations. Define Symbols typedef.
591 * symtab.cc (Symbol_table::add_from_relobj): Add defined
592 parameter. Change all callers.
593 (Symbol_table::add_from_dynobj): Add sympointers and defined
594 parameters. Change all callers.
595 * symtab.h (class Symbol_table): Update declarations.
596 * Makefile.am (CCFILES): Add cref.cc.
597 (HFILES): Add cref.h.
598 * Makefile.in: Rebuild.
599
3f7c5e1d
CD		 6002008-07-22 Simon Baldwin <simonb@google.com>
601
602 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
603 to zero when writing undefined symbols.
604
e0b64032
ILT		 6052008-07-22 Ian Lance Taylor <iant@google.com>
606
607 * output.cc (Output_section::add_input_section): Don't try to
608 merge empty merge sections.
609
096b02cf
CS		 6102008-07-21 Craig Silverstein <csilvers@google.com>
611
612 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
613 Include symbol version in error message.
614
1d1f116d
CD		 6152008-07-20 Chris Demetriou <cgd@google.com>
616
617 * configure.ac (gold_cv_c_random_seed): New configured variable.
618 (RANDOM_SEED_CFLAGS): New substituted variable.
619 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
620 * configure: Rebuild.
621 * Makefile.in: Likewise.
622 * testsuite/Makefile.in: Likewise.
623
a18f591e
ILT		 6242008-07-18 Ian Lance Taylor <iant@google.com>
625
626 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
627 where we see NAME/NULL and NAME/VERSION as separate symbols.
628 * testsuite/ver_test_main.cc (main): Call t4.
629 (t4, t4_2a): Define.
630 * testsuite/ver_test_2.cc (t4_2): Define.
631 * testsuite/ver_test_2.script: Put t4_2a in VER2.
632 * testsuite/ver_test_4.cc (t4_2a): Define.
633 * testsuite/ver_test_4.script: Put t4_2a in VER2.
634 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
635
c6e3f6ed
ILT		 6362008-07-17 Ian Lance Taylor <iant@google.com>
637
638 * dynobj.cc (Versions::add_def): If we give an error about a
639 missing version, go ahead and create the version anyhow.
640
ef9beddf
ILT		 6412008-07-10 Ian Lance Taylor <iant@google.com>
642
643 Handle output sections with more than 0x7fffffff bytes.
644 * object.h (class Relobj): Change map_to_output_ to
645 output_sections_, and just keep a section pointer. Change all
646 uses. Move comdat group support to Sized_relobj.
647 (Relobj::is_section_specially_mapped): Remove.
648 (Relobj::output_section): Remove poff parameter. Change all
649 callers.
650 (Relobj::output_section_offset): New function.
651 (Relobj::set_section_offset): Rewrite.
652 (Relobj::map_to_output): Remove.
653 (Relobj::output_sections): New function.
654 (Relobj::do_output_section_offset): New pure virtual function.
655 (Relobj::do_set_section_offset): Likewise.
656 (class Sized_relobj): Add section_offsets_ field. Add comdat
657 group support from Relobj. Update declarations.
658 (Sized_relobj::get_output_section_offset): New function.
659 (Sized_relobj::do_output_section_offset): New function.
660 (Sized_relobj::do_set_section_offset): New function.
661 * object.cc (Relobj::output_section_address): Remove.
662 (Sized_relobj::Sized_relobj): Initialize new fields.
663 (Sized_relobj::include_section_group): Cast find_kept_object to
664 Sized_relobj.
665 (Sized_relobj::include_linkonce_section): Likewise.
666 (Sized_relobj::do_layout): Use separate arrays for output section
667 and output offset.
668 (Sized_relobj::do_count_local_symbols): Change map_to_output to
669 output_sections.
670 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
671 output_sections and section_offsets.
672 (Sized_relobj::write_local_symbols): Likewise.
673 (map_to_kept_section): Compute output address directly.
674 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
675 output_sections and section_offsets.
676 (Sized_relobj::write_sections): Likewise.
677 (Sized_relobj::relocate_sections): Likewise.
678 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
679 * output.h (class Output_reloc): Update declarations. Change
680 u2_.relobj to Sized_relobj*.
681 (class Output_data_reloc): Change add functions to use
682 Sized_relobj*.
683 * output.cc (Output_reloc::Output_reloc): Change relobj to
684 Sized_relobj*.
685 (Output_reloc::local_section_offset): Change return type to
686 Elf_Addr. Use get_output_section_offset.
687 (Output_reloc::get_address): Likewise.
688 (Output_section::is_input_address_mapped): Don't call
689 is_section_specially_mapped.
690 (Output_section::output_offset): Likewise.
691 (Output_section::output_address): Likewise.
692 (Output_section::starting_output_address): Likewise.
693 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
694 parameter to Sized_relobj*.
695 (Copy_relocs::need_copy_reloc): Likewise.
696 (Copy_relocs::save): Likewise.
697 * copy-relocs.h (class Copy_relocs): Update declarations.
698 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
699 Sized_relobj*. Change relobj_ field to Sized_relobj*.
700 * target-reloc.h (relocate_for_relocatable): Change
701 offset_in_output_section type to Elf_Addr. Change code that uses
702 it as well.
703 * layout.cc (Layout::layout): Always set *off.
704 * mapfile.cc (Mapfile::print_input_section): Use
705 output_section_offset.
706 * i386.cc (Target_i386::copy_reloc): Change object parameter to
707 Sized_relobj*.
708 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
709 * sparc.cc (Target_sparc::copy_reloc): Likewise.
710 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
711
5cb66f97
ILT		 7122008-07-03 Ian Lance Taylor <iant@google.com>
713
714 * layout.cc (Layout::include_section): Do not discard unrecognized
715 SHT_STRTAB sections.
716
afe47622
CS		 7172008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
718
719 * script.cc (Lex::can_continue_name): Make '?' allowable in
720 version-script names.
721 * testsuite/version_script.map: Change glob pattern to use '?'
722
5adf9721
ILT		 7232008-06-30 Manish Singh <yosh@gimp.org>
724
725 PR 6585
726 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
727 Correct typo.
728
e6fde208
ILT		 7292008-06-30 Ian Lance Taylor <iant@google.com>
730
731 PR 6660
732 PR 6682
733 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
734 versions]: Don't try to read the value in the contents, since we
735 don't use it. Use the template endianness when writing.
736
3f2e6a2d
CC		 7372008-06-25 Cary Coutant <ccoutant@google.com>
738
739 * fileread.cc (File_read::make_view): Assert on zero-length view.
740 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
741 symbol table when there are no symbols to read.
742
c43d3a48
CS		 7432008-06-23 Craig Silverstein <csilvers@google.com>
744
745 * version.cc (version_string): Bump to 1.7
746
5f494ea0
CS		 7472008-06-18 Craig Silverstein <csilvers@google.com>
748
749 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
750 constant 0xFFFF to type Valtype.
751 (Powerpc_relocate_functions::rel16_ha): Likewise.
752
c42e122e
ILT		 7532008-06-17 Ian Lance Taylor <iant@google.com>
754
f34787f8
ILT		 755 * output.h (Output_section::Input_section): Initialize p2align_ to
756 zero for Output_section_data constructors.
757 (Output_section::Input_section::addralign): If not an input
758 section, return the alignment of the Output_section_data.
759 * testsuite/copy_test.cc: New file.
760 * testsuite/copy_test_1.cc: New file.
761 * testsuite/copy_test_2.cc: New file.
762 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
763 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
764 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
765 (copy_test_1_pic.o, copy_test_1.so): New targets.
766 (copy_test_2_pic.o, copy_test_2.so): New targets.
767 * testsuite/Makefile.in: Rebuild.
768
c42e122e
ILT		 769 * script-sections.cc (Script_sections::place_orphan): Initialize
770 local variable exact.
771
ce3ac18a
DE		 7722008-06-13 David Edelsohn <edelsohn@gnu.org>
773
774 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
775
42cacb20
DE		 7762008-06-12 David Edelsohn <edelsohn@gnu.org>
777 David S. Miller <davem@davemloft.net>
778
779 * powerpc.cc: New file.
780 * Makefile.am (TARGETSOURCES): Add powerpc.cc
781 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
782 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
783 * Makefile.in: Rebuild.
784
7b308235
ILT		 7852008-06-09 Ian Lance Taylor <iant@google.com>
786
787 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
788 <exception>.
789 (throwing, orig_terminate): New static variables.
790 (terminate_handler): New static function.
791 (t2): Set terminate handler.
792
f0b886e3
ILT		 7932008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
794
795 PR 6584
796 * binary.cc (Binary_to_elf::sized_convert): Fix .data
797 alignment.
798
3e90f135
CC		 7992008-05-30 Cary Coutant <ccoutant@google.com>
800
801 * archive.cc (Archive::include_all_members) Correct to step
802 over symbol table and extended name table in thin archives.
803
e09ad04a
ILT		 8042008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
805
806 PR 6407
807 * target-reloc.h (relocate_for_relocatable): Fix new_offset
808 calculation.
809
62b01cb5
ILT		 8102008-05-28 Caleb Howe <cshowe@google.com>
811
812 * reduced_debug_output.cc: New file.
813 * reduced_debug_output.h: New file.
92de84a6 814 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 815 * options.cc (General_options::finalize): Add strip_debug_non_line
816 to the strip heirarchy.
817 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
818 fields.
819 * layout.cc: Include "reduced_debug_output.h".
820 (Layout::Layout): Initialize new fields.
821 (line_only_debug_sections): New static array.
822 (is_lines_only_debug_sections): New static inline function.
823 (Layout::include_section): Handle --strip-debug-non-line.
824 (Layout::make_output_section): If --strip-debug-non-line, build
825 new output sections for .debug_abbrev and .debug_info.
826 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
827 gold. Warn about possible overflow.
828 (read_signed_LEB_128): Likewise.
829 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
830 (read_signed_LEB_128): Declare.
831 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
832 (HFILES): Add reduced_debug_output.h.
833 * Makefile.in: Rebuild.
834
7d9e3d98
ILT		 8352008-05-21 Ian Lance Taylor <iant@google.com>
836
837 * mapfile.cc: New file.
838 * mapfile.h: New file.
839 * options.h (class General_options): Add -M/--print-map and -Map.
840 * options.cc (General_options::finalize): Make -M equivalent to
841 -Map -.
842 * main.cc: Include <cstdio> and "mapfile.h".
843 (main): Open mapfile if requested.
844 * gold.cc (class Middle_runner): Add mapfile_ field. Update
845 constructor. Change caller.
846 (queue_initial_tasks): Add mapfile parameter. Change caller.
847 (queue_middle_tasks): Likewise.
848 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
849 declarations.
850 * archive.cc: Include "mapfile.h".
851 (Archive::add_symbols): Add mapfile parameter. Change all
852 callers. Pass mapfile, symbol, and reason to include_member.
853 (Archive::include_all_members): Add mapfile parameter. Change all
854 callers.
855 (Archive::include_member): Add mapfile, sym, and why parameters.
856 Change all callers. Report inclusion to map file.
857 * archive.h: Include "fileread.h".
858 (class Archive): Update declarations.
859 (Archive::file): New const method.
860 (class Add_archive_symbols): Add mapfile_ field. Update
861 constructor. Change all callers.
862 * readsyms.h (class Read_symbols): Likewise.
863 (class Finish_group): Likewise.
864 (class Read_script): Likewise.
865 * common.cc: Include "mapfile.h".
866 (Symbol_table::allocate_commons): Add mapfile parameter. Change
867 all callers.
868 (Symbol_table::do_allocate_commons): Likewise.
869 (Symbol_table::do_allocate_commons_list): Likewise. Report common
870 symbol allocation to mapfile.
871 * common.h (class Allocate_commons_task): Add mapfile_ field.
872 Update constructor. Change all callers.
873 * symtab.h (class Symbol_table): Update declarations.
874 * layout.cc: Include "mapfile.h".
875 (Layout_task_runner::run): Print information to mapfile.
876 (Layout::create_gold_note): Change Output_data_fixed_space to
877 Output_data_zero_fill.
878 (Layout::create_build_id): Likewise.
879 (Layout::print_to_mapfile): New function.
880 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
881 constructor. Change caller.
882 (class Layout): Declare print_to_mapfile.
883 * output.cc (Output_section::Input_section::print_to_mapfile): New
884 function.
885 (Output_section::add_input_section): If producing a map, always
886 add to input_sections_ list.
887 (Output_section::do_print_to_mapfile): New function.
888 (Output_segment::print_sections_to_mapfile): New function.
889 (Output_segment::print_section_list_to_mapfile): New function.
890 * output.h: Include "mapfile.h".
891 (Output_data::print_to_mapfile): New function.
892 (Output_data::do_print_to_mapfile): New virtual function.
893 (Output_segment_headers::do_print_to_mapfile): New function.
894 (Output_file_header::do_print_to_mapfile): New function.
895 (Output_data_const::do_print_to_mapfile): New function.
896 (class Output_data_const_buffer): Add map_name_ field. Update
897 constructor. Change all callers. Add do_print_to_mapfile
898 function.
899 (class Output_data_fixed_space): Likewise.
900 (class Output_data_space): Likewise.
901 (class Output_data_zero_fill): New class.
902 (Output_data_strtab::do_print_to_mapfile): New function.
903 (Output_data_reloc_base::do_print_to_mapfile): New function.
904 (Output_relocatable_relocs::do_print_to_mapfile): New function.
905 (Output_data_group::do_print_to_mapfile): New function.
906 (Output_data_got::do_print_to_mapfile): New function.
907 (Output_data_dynamic::do_print_to_mapfile): New function.
908 (Output_symtab_xindex::do_print_to_mapfile): New function.
909 (class Output_section): Declare do_print_to_mapflie. Declare
910 print_to_mapfile in Input_section.
911 (class Output_segment): Declare new functions.
912 * object.h (Sized_relobj::symbol_count): New function.
913 * script-sections.cc
914 (Output_section_element_dot_assignment::set_section_addresses):
915 Change Output_data_fixed_space to Output_data_zero_fill.
916 (Output_data_expression::do_print_to_mapfile): New function.
917 * script.cc (read_input_script): Add mapfile parameter. Change
918 all callers.
919 * script.h (read_input_script): Update declaration.
920 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
921 (Eh_frame::do_print_to_mapfile): New function.
922 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
923 (Output_merge_string::do_print_to_mapfile): New function.
924 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
925 function.
926 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
927 function.
928 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
929 function.
930 * Makefile.am (CCFILES): Add mapfile.cc.
931 (HFILES): Add mapfile.h.
932 * Makefile.in: Rebuild.
933
9f1d377b
ILT		 9342008-05-19 Ian Lance Taylor <iant@google.com>
935
936 * options.h (class General_options): Add -z relro.
937 * layout.cc (Layout::Layout): Initialize relro_segment_.
938 (Layout::add_output_section_data): Return the output section.
939 (Layout::make_output_section): Rcognize relro sections and mark
940 them appropriately.
941 (Layout::attach_allocated_section_to_segment): Put relro sections
942 in a PT_GNU_RELRO segment.
943 (Layout::create_initial_dynamic_sections): Mark the .dynamic
944 section as relro.
945 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
946 PT_TLS segments.
947 (Layout::linkonce_mapping): Map d.rel.ro.local to
948 .data.rel.ro.local.
949 (Layout::output_section_name): Us .data.rel.ro.local for any
950 section which begins with that.
951 * layout.h (class Layout): Update add_output_section_data
952 declaration. Add relro_segment_ field.
953 * output.cc (Output_section::Output_section): Initialize is_relro_
954 and is_relro_local_ fields.
955 (Output_segment::add_output_section): Group relro sections.
956 (Output_segment::is_first_section_relro): New function.
957 (Output_segment::maximum_alignment): If there is a relro section,
958 align the segment to the common page size.
959 (Output_segment::set_section_addresses): Track whether we are
960 looking at relro sections. If the last section is a relro
961 section, align to the common page size.
962 (Output_segment::set_section_list_addresses): Add in_relro
963 parameter. Change all callers. Align to the page size when
964 moving from relro to non-relro section.
965 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
966 segment.
967 * output.h (class Output_section): Add is_relro_ and
968 is_relro_local_ fields.
969 (Output_section::is_relro): New function.
970 (Output_section::set_is_relro): New function.
971 (Output_section::is_relro_local): New function.
972 (Output_section::set_is_relro_local): New function.
973 (class Output_segment): Update declarations.
974 * i386.cc (Target_i386::got_section): Mark .got section as relro.
975 * sparc.cc (Target_sparc::got_section): Likewise.
976 * x86_64.cc (Target_x86_64::got_section): Likewise.
977 * testsuite/relro_test_main.cc: New file.
978 * testsuite/relro_test.cc: New file.
979 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
980 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
981 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
982 (relro_test.so, relro_test_pic.o): New targets.
983 * testsuite/Makefile.in: Rebuild.
984
a984ee1d
ILT		 9852008-05-16 Ian Lance Taylor <iant@google.com>
986
01676dcd
ILT		 987 * output.cc (Output_segment::add_output_section): Remove front
988 parameter.
989 * output.h (class Output_segment): Remove
990 add_initial_output_section and overloaded add_output_section.
991 Update declaration of remaining add_output_section.
992 * layout.cc (Layout::create_interp): Call add_output_section
993 rather than add_initial_output_section.
994 (Layout::finish_dynamic_section): Likewise.
995
497897f9
ILT		 996 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
997 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
998 know the dynamic type.
999 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1000 field. Initialize it in constructor.
1001 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1002 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1003 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1004 reloc.
1005
a984ee1d
ILT		 1006 * output.cc (Output_reloc::get_address): Change return type to
1007 Elf_Addr.
1008 * output.h (class Output_reloc): Update get_address declaration.
1009 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1010 for section addresses.
1011
55ba0940
ILT		 10122008-05-09 Ian Lance Taylor <iant@google.com>
1013
1014 PR 6493
1015 * gold.cc (gold_nomem): Use return value of write.
1016
75517b77
ILT		 10172008-05-08 Ian Lance Taylor <iant@google.com>
1018
1019 * symtab.c (Symbol::init_base_output_data): Add version
1020 parameter. Change all callers.
1021 (Symbol::init_base_output_segment): Likewise.
1022 (Symbol::init_base_constant): Likewise.
1023 (Symbol::init_base_undefined): Likewise.
1024 (Sized_symbol::init_output_data): Likewise.
1025 (Sized_symbol::init_output_segment): Likewise.
1026 (Sized_symbol::init_constant): Likewise.
1027 (Sized_symbol::init_undefined): Likewise.
1028 (Symbol_table::do_define_in_output_data): If the new symbol has a
1029 version, mark it as the default.
1030 (Symbol_table::do_define_in_output_segment): Likewise.
1031 (Symbol_table::do_define_as_constant): Likewise.
1032 * symtab.h (class Symbol): Update declarations.
1033 (class Sized_symbol): Likewise.
1034 * resolve.cc (Symbol::override_version): New function.
c42e122e 1035 (Symbol::override_base): Call override_version.
75517b77
ILT		 1036 (Symbol::override_base_with_special): Likewise.
1037 * testsuite/ver_script_8.script: New file.
1038 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1039 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1040 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1041 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1042
f1f70eae
ILT		 10432008-05-06 Ian Lance Taylor <iant@google.com>
1044
f3e9c5c5
ILT		 1045 PR 6049
1046 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1047 functions.
1048 (class General_options): Remove existing --undefined, and add
1049 --no-undefined instead. Add new --undefined as synonym for -u.
1050 * archive.cc (Archive::add_symbols): Check whether symbol was
1051 named with -u.
1052 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1053 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1054 all uses. Add IS_UNDEFINED. Update declarations to split
1055 different versions of init_base. Declare init_base_undefined.
1056 (Symbol::is_defined): Handle IS_UNDEFINED.
1057 (Symbol::is_undefined): Likewise.
1058 (Symbol::is_weak_undefined): Call is_undefined.
1059 (Symbol::is_absolute): Handle IS_CONSTANT.
1060 (class Sized_symbol): Update declarations to split different
1061 versions of init. Declare init_undefined.
1062 (class Symbol_table): Declare new functions.
1063 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1064 Change all callers.
1065 (Symbol::init_base_output_data): Likewise.
1066 (Symbol::init_base_output_segment): Likewise.
1067 (Symbol::init_base_constant): Likewise.
1068 (Symbol::init_base_undefined): New function.
1069 (Sized_symbol::init_object): Rename from init. Change all
1070 callers.
1071 (Sized_symbol::init_output_data): Likewise.
1072 (Sized_symbol::init_output_segment): Likewise.
1073 (Sized_symbol::init_constant): Likewise.
1074 (Sized_symbol::init_undefined): New function.
1075 (Symbol_table::add_undefined_symbols_from_command_line): New
1076 function.
1077 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1078 function.
1079 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1080 (Symbol::output_section): Likewise.
1081 (Symbol::set_output_section): Likewise.
1082 (Symbol_table::sized_finalize_symbol): Likewise.
1083 (Symbol_table::sized_write_globals): Likewise.
1084 * resolve.cc (Symbol_table::should_override): Likewise.
1085 (Symbol::override_base_with_special): Likewise.
1086
8bdcdf2c
ILT		 1087 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1088 symbol, change it to have default visibility.
1089 * testsuite/protected_1.cc: New file.
1090 * testsuite/protected_2.cc: New file.
1091 * testsuite/protected_3.cc: New file.
1092 * testsuite/protected_main_1.cc: New file.
1093 * testsuite/protected_main_2.cc: New file.
1094 * testsuite/protected_main_3.cc: New file.
1095 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1096 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1097 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1098 (protected_1.so): New target.
1099 (protected_1_pic.o, protected_2_pic.o): New targets.
1100 (protected_3_pic.o): New target.
1101 (check_PROGRAMS): Add protected_2.
1102 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1103 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1104 * testsuite/Makefile.in: Rebuild.
1105
2b706932
ILT		 1106 * options.h (DEFINE_var): Add set_user_set_##varname__.
1107 (DEFINE_bool_alias): New macro.
1108 (class General_options): Define -Bstatic using DEFINE_bool_alias
1109 rather than DEFINE_special. Add --undefined as an alias for -z
1110 defs.
1111 * options.cc (General_options::parse_Bstatic): Remove.
1112
d82a5bcc
ILT		 1113 * options.h (class General_options): Add --fatal-warnings.
1114 * main.cc (main): Implement --fatal-warnings.
1115 * errors.h (Errors::warning_count): New function.
1116
f1f70eae
ILT		 1117 * options.h (class General_options): Add -Bsymbolic-functions.
1118 * symtab.h (Symbol::is_preemptible): Check for
1119 -Bsymbolic-functions.
1120
8825ac63
ILT		 11212008-05-05 Ian Lance Taylor <iant@google.com>
1122
d98bc257
ILT		 1123 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1124 as noVARNAME rather than no-VARNAME.
1125 (class General_options): Add option -z combreloc.
1126 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1127 get_address.
1128 (Output_reloc::sort_before) [SHT_REL]: New function.
1129 (Output_reloc::sort_before) [SHT_RELA]: New function.
1130 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1131 Sort_relocs_comparison.
1132 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1133 parameter. Change all callers.
1134 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1135 sort_relocs parameter. Change all callers.
1136 * output.cc (Output_reloc::get_address): New function, broken out
1137 of write_rel.
1138 (Output_reloc::write_rel): Call it.
1139 (Output_reloc::compare): New function.
1140 (Output_data_reloc_base::do_write): Optionally sort relocs.
1141
60b2b4e7
ILT		 1142 * configure.ac: If targ_extra_obj is set, link it in.
1143 * configure.tgt: Initialize all variables.
1144 (x86_64*): Set targ_extra_obj and targ_extra_size.
1145 * configure: Rebuild.
1146
8825ac63
ILT		 1147 * object.cc (Sized_relobj::include_section_group): Adjust section
1148 indexes read from group data. Build vector to pass to
1149 layout_group.
1150 * layout.cc (Layout::layout_group): Add flags and shndxes
1151 parameters. Remove contents parameter. Change caller. Update
1152 explicit instantiations.
1153 * layout.h (class Layout): Update layout_group declaration.
1154 * output.cc (Output_data_group::Output_data_group): Add flags and
1155 input_shndxes parameters. Remove contents parameter. Change
1156 caller.
1157 (Output_data_group::do_write): Change input_sections_ to
1158 input_shndxes_.
1159 * output.h (class Output_data_group): Update constructor
1160 declaration. Rename input_sections_ to input_shndxes_.
1161 * testsuite/many_sections_test.cc: Add template.
1162
e94cf127
CC		 11632008-04-30 Cary Coutant <ccoutant@google.com>
1164
4418b2d5
CC		 1165 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1166
e94cf127
CC		 1167 * layout.cc (Layout::include_section): Refactored check for debug
1168 info section.
1169 (Layout::add_comdat): Add new parameters. Change type
1170 of signature parameter. Add object and shndx to signatures table.
1171 (Layout::find_kept_object): New function.
1172 * layout.h: Include <cstring>.
1173 (Layout::is_debug_info_section): New function.
1174 (Layout::add_comdat): Add new parameters.
1175 (Layout::find_kept_object): New function.
1176 (Layout::Kept_section): New struct.
1177 (Layout::Signatures): Change type of map range.
1178 * object.cc (Relobj::output_section_address): New function.
1179 (Sized_relobj::include_section_group): Add new parameters. Change
1180 calls to Layout::add_comdat. Change to build table of kept comdat
1181 groups and table mapping discarded sections to kept sections.
1182 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1183 (Sized_relobj::do_layout): Change calls to include_section_group and
1184 include_linkonce_section.
1185 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1186 value to zero when section is discarded.
1187 (Sized_relobj::map_to_kept_section): New function.
1188 * object.h (Relobj::output_section_address): New function.
1189 (Relobj::Comdat_group): New type.
1190 (Relobj::find_comdat_group): New function.
1191 (Relobj::Comdat_group_table): New type.
1192 (Relobj::Kept_comdat_section): New type.
1193 (Relobj::Kept_comdat_section_table): New type.
1194 (Relobj::add_comdat_group): New function.
1195 (Relobj::set_kept_comdat_section): New function.
1196 (Relobj::get_kept_comdat_section): New function.
1197 (Relobj::comdat_groups_): New field.
1198 (Relobj::kept_comdat_sections_): New field.
1199 (Symbol_value::input_value): Update comment.
1200 (Sized_relobj::map_to_kept_section) New function.
1201 (Sized_relobj::include_linkonce_section): Add new parameter.
1202 * target-reloc.h (Comdat_behavior): New type.
1203 (get_comdat_behavior): New function.
1204 (relocate_section): Add code to map a discarded section to the
1205 corresponding kept section when applying a relocation.
1206
e4e5049b
CS		 12072008-04-30 Craig Silverstein <csilvers@google.com>
1208
1209 * dwarf_reader.cc (next_generation_count): New static var.
1210 (Addr2line_cache_entry): New struct.
1211 (addr2line_cache): New static var.
1212 (Dwarf_line_info::one_addr2line): Added caching.
1213 (Dwarf_line_info::clear_addr2line_cache): New function.
1214 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1215 cache-size parameter.
1216 (Dwarf_line_info::one_addr2line_cache): New function.
1217 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1218 new cache-size argument to one_addr2line(), and clear cache.
1219
d09e9154
CC		 12202008-04-28 Cary Coutant <ccoutant@google.com>
1221
1222 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1223 R_386_PC8 relocations.
1224
7ef73768
ILT		 12252008-04-23 Ian Lance Taylor <iant@google.com>
1226
55438702
ILT		 1227 * object.cc (Sized_relobj::include_section_group): Check for
1228 invalid section group.
1229
c165fb93
ILT		 1230 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1231 header size.
1232
7ef73768
ILT		 1233 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1234 than read for file header.
1235 * archive.cc (Archive::include_member): Likewise.
1236
6194aaab
L		 12372008-04-23 Paolo Bonzini <bonzini@gnu.org>
1238
1239 * aclocal.m4: Regenerate.
1240 * configure: Regenerate.
1241
d491d34e
ILT		 12422008-04-19 Ian Lance Taylor <iant@google.com>
1243
5ea2bac6
ILT		 1244 * version.cc (version_string): Bump to 1.6.
1245
7bc3e21a
ILT		 1246 * testsuite/Makefile.am (many_sections_r_test): New target.
1247 (many_sections_r_test_SOURCES): Remove.
1248 (many_sections_r_test_DEPENDENCIES): Remove.
1249 (many_sections_r_test_LDFLAGS): Remove.
1250 (many_sections_r_test_LDADD): Remove.
1251
7fcd3aa9
ILT		 1252 * object.cc (Sized_relobj::do_add_symbols): Always pass
1253 local_symbol_count_ to add_from_relobj.
1254
4c94d6ae
ILT		 1255 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1256 every thousand variables.
1257 * testsuite/Makefile.in: Rebuild.
1258
d491d34e
ILT		 1259 * object.cc (Xindex::initialize_symtab_xindex): New function.
1260 (Xindex::read_symtab_xindex): New function.
1261 (Xindex::sym_xindex_to_shndx): New function.
1262 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1263 available.
1264 (Sized_relobj::do_initialize_xindex): New function.
1265 (Sized_relobj::do_read_symbols): Adjust section links.
1266 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1267 parameter. Change all callers.
1268 (Sized_relobj::include_section_group): Adjust section links and
1269 symbol section indexes.
1270 (Sized_relobj::do_layout): Adjust section links.
1271 (Sized_relobj::do_count_local_symbols): Adjust section links and
1272 symbol section indexes.
1273 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1274 ordinary and special symbols.
1275 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1276 dynsym_xindex parameters. Change all callers. Adjust section
1277 links. Use SHN_XINDEX when needed.
1278 (Sized_relobj::get_symbol_location_info): Adjust section links.
1279 Don't get fooled by special symbols.
1280 * object.h (class Xindex): Define.
1281 (class Object): Add xindex_ parameter. Declare virtual functoin
1282 do_initialize_xindex.
1283 (Object::adjust_sym_shndx): New function.
1284 (Object::set_xindex): New protected function.
1285 (class Symbol_value): Add is_ordinary_shndx_ field.
1286 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1287 (Symbol_value::value): Assert ordinary section.
1288 (Symbol_value::initialize_input_to_output_map): Likewise.
1289 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1290 Change all callers.
1291 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1292 all callers.
1293 (class Sized_relobj): Update declarations.
1294 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1295 parameter. Change all callers.
1296 (Sized_relobj::adjust_shndx): New function.
1297 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1298 field.
1299 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1300 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1301 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1302 (Sized_dynobj::read_dynsym_section): Adjust section links.
1303 (Sized_dynobj::read_dynamic): Likewise.
1304 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1305 section links.
1306 (Sized_dynobj::do_initialize_xindex): New function.
1307 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1308 do_initialize_xindex.
1309 (Sized_dynobj::adjust_shndx): New function.
1310 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1311 dynsym_xindex_ fields.
1312 (Layout::finalize): Add a call to set_section_indexes before
1313 creating the symtab sections.
1314 (Layout::set_section_indexes): Don't do anything if the section
1315 already has a section index.
1316 (Layout::create_symtab_sections): Add shnum parameter. Change
1317 caller. Create .symtab_shndx section if needed.
1318 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1319 caller.
1320 (Layout::allocated_output_section_count): New function.
1321 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1322 needed.
1323 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1324 fields. Update declarations.
1325 (Layout::symtab_xindex): New function.
1326 (Layout::dynsym_xindex): New function.
1327 (class Write_symbols_task): Add layout_ field.
1328 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1329 Change caller.
1330 * output.cc (Output_section_headers::Output_section_headers): Add
1331 shstrtab_section parameter. Change all callers.
1332 (Output_section_headers::do_sized_write): Store overflow values
1333 for section count and section string table section index in
1334 section header zero.
1335 (Output_file_header::do_sized_write): Check for overflow of
1336 section count and section string table section index.
1337 (Output_symtab_xindex::do_write): New function.
1338 (Output_symtab_xindex::endian_do_write): New function.
1339 * output.h (class Output_section_headers): Add shstrtab_section_.
1340 Update declarations.
1341 (class Output_symtab_xindex): Define.
1342 (Output_section::has_out_shndx): New function.
1343 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1344 field.
1345 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1346 Change all callers.
1347 (Sized_symbol::init): Likewise.
1348 (Symbol::output_section): Check for ordinary symbol.
1349 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1350 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1351 callers.
1352 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1353 Change all callers. Simplify handling of symbols from sections
1354 not included in the link.
1355 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1356 distinction.
1357 (Weak_alias_sorter::operator()): Assert that symbols are
1358 ordinary.
1359 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1360 distinction.
1361 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1362 parameters. Change all callers.
1363 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1364 symbol distinction. Use SHN_XINDEX when needed.
1365 (Symbol_table::write_section_symbol): Add symtab_xindex
1366 parameter. Change all callers.
1367 (Symbol_table::sized_write_section_symbol): Likewise. Use
1368 SHN_XINDEX when needed.
1369 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1370 declarations.
1371 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1372 (Symbol::is_defined): Check is_ordinary.
1373 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1374 (Symbol::is_absolute, Symbol::is_common): Likewise.
1375 (class Sized_symbol): Update declarations.
1376 (class Symbol_table): Update declarations.
1377 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1378 parameters. Change all callers.
1379 (Sized_symbol::override): Likewise.
1380 (Symbol_table::override): Likewise.
1381 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1382 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1383 is_ordinary, and orig_st_shndx parameters. Change all callers.
1384 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1385 to be in an ordinary section.
1386 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1387 object and is_ordinary parameters. Change all callers.
1388 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1389 Change all callers. Don't add undefined or non-ordinary symbols
1390 to reloc_map_.
1391 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1392 Change all callers.
1393 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1394 declarations.
1395 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1396 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1397 (Sized_relobj::relocate_sections): Likewise.
1398 * target-reloc.h (scan_relocs): Adjust section symbol index.
1399 (scan_relocatable_relocs): Likewise.
1400 * i386.cc (Scan::local): Check for ordinary symbols.
1401 * sparc.cc (Scan::local): Likewise.
1402 * x86_64.cc (Scan::local): Likewise.
1403 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1404 to symbol_section_and_value.
1405 * testsuite/many_sections_test.cc: New file.
1406 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1407 (check_PROGRAMS): Add many_sections_test.
1408 (many_sections_test_SOURCES): Define.
1409 (many_sections_test_DEPENDENCIES): Define.
1410 (many_sections_test_LDFLAGS): Define.
1411 (BUILT_SOURCES): Add many_sections_define.h.
1412 (many_sections_define.h): New target.
1413 (BUILT_SOURCES): Add many_sections_check.h.
1414 (many_sections_check.h): New target.
1415 (check_PROGRAMS): Add many_sections_r_test.
1416 (many_sections_r_test_SOURCES): Define.
1417 (many_sections_r_test_DEPENDENCIES): Define.
1418 (many_sections_r_test_LDFLAGS): Define.
1419 (many_sections_r_test_LDADD): Define.
1420 (many_sections_r_test.o): New target.
1421 * testsuite/Makefile.in: Rebuild.
1422
c5818ff1
CC		 14232008-04-17 Cary Coutant <ccoutant@google.com>
1424
1425 * errors.cc (Errors::info): New function.
1426 (gold_info): New function.
1427 * errors.h (Errors::info): New function.
1428 * gold.h (gold_info): New function.
1429 * object.cc (Input_objects::add_object): Print trace output.
1430 * options.cc (options::parse_set): New function.
1431 (General_options::parse_wrap): Deleted.
1432 (General_options::General_options): Deleted initializer.
1433 * options.h (options::String_set): New typedef.
1434 (options::parse_set): New function.
1435 (DEFINE_set): New macro.
1436 (General_options::wrap): Changed to use DEFINE_set. Changed
1437 callers of any_wrap_symbols and is_wrap_symbol.
1438 (General_options::trace, General_options::trace_symbol):
1439 New options.
1440 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1441 (General_options::wrap_symbols_): Deleted.
1442 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1443
b5be4a7c
DM		 14442008-04-17 David S. Miller <davem@davemloft.net>
1445
1446 * options.cc (General_options::parse_V): New function.
1447 * options.h: Add entries for -V and -Qy.
1448
155a0dd7
ILT		 14492008-04-17 Ian Lance Taylor <iant@google.com>
1450
1451 * common.cc (Symbol_table::allocate_commons): Remove options
1452 parameter. Change caller.
1453 (Symbol_table::do_allocate_commons): Remove options parameter.
1454 Change caller. Just call do_allocate_commons_list twice.
1455 (Symbol_table::do_allocate_commons_list): New function, broken out
1456 of do_allocate_commons.
1457 * common.h (class Allocate_commons_task): Remove options_ field.
1458 Update constructor.
1459 * symtab.cc (Symbol_table::Symbol_table): Initialize
1460 tls_commons_.
1461 (Symbol_table::add_from_object): Put TLS common symbols on
1462 tls_commons_ list.
1463 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1464 which are IN_OUTPUT_DATA.
1465 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1466 allocate_commons and do_allocate_commons declarations. Declare
1467 do_allocate_commons_list.
1468 * gold.cc (queue_middle_tasks): Update creation of
1469 Allocate_commons_task to not pass options.
1470 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1471 (TLS_TEST_C_FLAGS): New variable.
1472 (tls_test_c_pic.o): New target.
1473 (tls_test_shared.so): Link in tls_test_c_pic.o.
1474 (tls_test_c_pic_ie.o): New target.
1475 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1476 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1477 (tls_test_c.o): New target.
1478 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1479 (tls_pic_test_LDADD): Likewise.
1480 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1481 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1482 (tls_test_c_gnu2.o): New target.
1483 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1484 tls_test_c_gnu2.o.
1485 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1486 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1487 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1488 * testsuite/tls_test.cc: Include "config.h".
1489 (t_last): Call t11_last.
1490 * testsuite/tls_test.h (t11, t11_last): Declare.
1491 * testsuite/tls_test_c.c: New file.
1492 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1493 * configure.ac: Check for OpenMP support.
1494 * configure, config.in, Makefile.in: Rebuild.
1495 * testsuite/Makefile.in: Rebuild.
1496
edfbb029
CC		 14972008-04-16 Cary Coutant <ccoutant@google.com>
1498
1499 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1500 (Target_i386::tls_base_symbol_defined_): New field.
1501 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1502 (Target_i386::Scan::global): Likewise.
1503 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1504 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1505 (Target_x86_64::tls_base_symbol_defined_): New field.
1506 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1507 (Target_x86_64::Scan::global): Likewise.
1508
f3c69fca
CC		 15092008-04-16 Cary Coutant <ccoutant@google.com>
1510
1511 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1512 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1513 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1514 building shared libraries.
1515 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1516 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1517 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1518 * testsuite/Makefile.in: Rebuild.
1519 * testsuite/weak_undef.h: New file.
1520 * testsuite/weak_undef_file1.cc: Add extra test cases.
1521 * testsuite/weak_undef_file2.cc: Likewise.
1522 * testsuite/weak_undef_test.cc: Likewise.
1523
7c414435
DM		 15242008-04-16 David S. Miller <davem@davemloft.net>
1525
32b769e1
DM		 1526 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1527 Add issued_non_pic_error_ field. Declare check_non_pic.
1528 (Target_sparc::Scan::check_non_pic): New function.
1529 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1530 (Target_sparc::Scan::global): Likewise.
1531
11936fb1
DM		 1532 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1533 * configure: Rebuild.
1534
7c414435
DM		 1535 * options.h (DEFINE_enable): New macro.
1536 (new_dtags): New enable option.
1537 (initfirst, interpose, loadfltr, nodefaultlib,
1538 nodelete, nodlopen, nodump): New -z options.
1539 * layout.cc (Layout:finish_dynamic_section): If new
1540 dtags enabled, emit DT_RUNPATH. Also, emit a
1541 DT_FLAGS_1 containing any specified -z flags.
1542
85c7bf8b
ILT		 15432008-04-16 Ian Lance Taylor <iant@google.com>
1544
12c0daef
ILT		 1545 * copy-relocs.cc: New file.
1546 * copy-relocs.h: New file.
1547 * reloc.cc: Remove Copy_relocs code.
1548 * reloc.h: Likewise.
1549 * reloc-types.h (struct Reloc_types) [both versions]: Add
1550 get_reloc_addend_noerror.
1551 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1552 variants of add_global which take an addend which must be zero.
1553 * i386.cc: Include "copy-relocs.h".
1554 (class Target_i386): Change type of copy_relocs_ to variable,
1555 update initializer.
1556 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1557 Change all callers.
1558 (Target_i386::do_finalize_sections): Change handling of
1559 copy_relocs_.
1560 * sparc.cc: Include "copy-relocs.h".
1561 (class Target_sparc): Change type of copy_relocs_ to variable,
1562 update initializer.
1563 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1564 Change all callers.
1565 (Target_sparc::do_finalize_sections): Change handling of
1566 copy_relocs_.
1567 * x86_64.cc: Include "copy-relocs.h".
1568 (class Target_x86_64): Change type of copy_relocs_ to variable,
1569 update initializer.
1570 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1571 class. Change all callers.
1572 (Target_x86_64::do_finalize_sections): Change handling of
1573 copy_relocs_.
1574 * Makefile.am (CCFILES): Add copy-relocs.cc.
1575 (HFILES): Add copy-relocs.h.
1576
4f4995b6
ILT		 1577 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1578
85c7bf8b
ILT		 1579 * testsuite/script_test_4.sh: Permit leading zeroes.
1580
4f2a9edd
ILT		 15812008-04-15 Ian Lance Taylor <iant@google.com>
1582
e6188289
ILT		 1583 * script-sections.cc (Script_sections::create_segments): Use
1584 header_size_adjustment even when there is enough room for the
1585 headers.
1586 * testsuite/script_test_4.sh: New file.
1587 * testsuite/script_test_4.t: New file.
1588 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1589 (check_DATA): Add script_test_4.stdout.
1590 (MOSTLYCLEANFILES): Likewise.
1591 (script_test_4): New target.
1592 (script_test_4.stdout): New target.
1593 * testsuite/Makefile.in: Rebuild.
1594
4f2a9edd
ILT		 1595 * sparc.cc: Add definitions for Output_data_plt_sparc class
1596 constants.
1597
f5314dd5
DM		 15982008-04-14 David S. Miller <davem@davemloft.net>
1599
1600 * sparc.cc: New file.
1601 * Makefile.am (TARGETSOURCES): Add sparc.cc
1602 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1603 * configure.tgt: Document targ_extra_size and
1604 targ_extra_big_endian. Add entries for sparc-* and
1605 sparc64-*.
1606 * configure.ac: Handle targ_extra_size and
1607 targ_extra_big_endian.
1608 * Makefile.in: Rebuild.
1609 * configure: Likewise.
1610 * po/POTFILES.in: Likewise.
1611 * po/gold.pot: Likewise.
1612
154e0e9a
ILT		 16132008-04-14 Ian Lance Taylor <iant@google.com>
1614
1615 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1616 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1617 in the name/type/flags to section mapping. Don't call
1618 allocate_output_section.
1619 (Layout::choose_output_section): Change parameter from adjust_name
1620 to is_input_section. Don't permit input sections after sections
1621 are attached to segments. Don't call allocate_output_section.
1622 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1623 not write_enable_output_section.
1624 (Layout::make_output_section): Don't push to
1625 unattached_section_list_ nor call attach_to_segment. Call
1626 attach_section_to_segment if sections are attached.
1627 (Layout::attach_sections_to_segments): New function.
1628 (Layout::attach_section_to_segment): New function.
1629 (Layout::attach_allocated_section_to_segment): Rename from
1630 attach_to_segment. Remove flags parameter.
1631 (Layout::allocate_output_section): Remove function.
1632 (Layout::write_enable_output_section): Remove function.
1633 * layout.h (class Layout): Update for above changes. Add new
1634 field sections_are_attached_.
1635 * output.h (Output_section::update_flags_for_input_section): New
1636 function.
1637 * output.cc (Output_section::add_input_section): Call
1638 update_flags_for_input_section.
1639 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1640
009a67a2
CC		 16412008-04-11 Cary Coutant <ccoutant@google.com>
1642
1643 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1644 thought unnecessary.
1645 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1646
759b1a24
ILT		 16472008-04-11 Ian Lance Taylor <iant@google.com>
1648
1649 * output.h (class Output_section_data): Remove inline definition
1650 of set_addralign.
1651 * output.cc (Output_section_data::set_addralign): New function.
1652
c2b45e22
CC		 16532008-04-11 Cary Coutant <ccoutant@google.com>
1654
1655 Add support for TLS descriptors for i386 and x86_64.
1656 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1657 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1658 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1659 GOT_TYPE_TLS_DESC.
1660 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1661 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1662 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1663 relocations.
1664 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1665 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1666 Fix problem with initial-exec relocations.
1667 (Target_i386::Relocate::relocate_tls): Likewise.
1668 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1669 relaxation.
1670 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1671 support for section-plus-offset dynamic table entries.
1672 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1673 (Output_data_dynamic::Dynamic_entry): Add support for
1674 section-plus-offset dynamic table entries.
1675 (Output_data_dynamic::Classification): Likewise.
1676 (Output_data_dynamic::classification_): Renamed offset_.
1677 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1678 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1679 (Target_x86_64::make_plt_section): New function.
1680 (Target_x86_64::reserve_tlsdesc_entries): New function.
1681 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1682 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1683 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1684 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1685 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1686 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1687 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1688 add extra PLT entry for TLS descriptors.
1689 (Output_data_plt_x86_64::got_): New field.
1690 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1691 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1692 fields.
1693 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1694 descriptors.
1695 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1696 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1697 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1698 R_386_TLS_DESC_CALL relocations.
1699 (Target_x86_64::Scan::global): Likewise.
1700 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1701 for TLS descriptors.
1702 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1703 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1704 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1705 GD-to-IE relaxation.
1706 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1707 and TLS_DESCRIPTORS.
1708 * Makefile.in: Rebuild.
1709 * configure: Rebuild.
1710 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1711 (tls_test_shared2.so): New target.
1712 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1713 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1714 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1715 (tls_shared_gd_to_ie_test_LDADD): New variable.
1716 (tls_shared_gnu2_gd_to_ie_test): New target.
1717 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1718 New targets.
1719 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1720 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1721 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1722 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1723 (tls_shared_gnu2_test): New target.
1724 (tls_test_gnu2_shared.so): New target.
1725 (tls_shared_gnu2_test_SOURCES): New variable.
1726 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1727 (tls_shared_gnu2_test_LDFLAGS): New variable.
1728 (tls_shared_gnu2_test_LDADD): New variable.
1729 * testsuite/Makefile.in: Rebuild.
1730 * testsuite/Makefile.
1731
83bfb6b7
ILT		 17322008-04-11 Ian Lance Taylor <iant@google.com>
1733
1734 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1735 justsyms.t.
1736 * testsuite/Makefile.in: Rebuild.
1737
1738 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1739 long.
1740 * testsuite/script_test_2.cc (main): Adjust test.
1741
706e1f5e
ILT		 17422008-04-11 David S. Miller <davem@davemloft.net>
1743 Ian Lance Taylor <iant@google.com>
1744
1745 * options.h (General_options): Add entries for '-Y' and
1746 '-relax'.
1747 * options.cc (General_options:finalize): If -Y was used, add those
1748 entries to the library path instead of the default "/lib" and
1749 "/usr/lib".
1750
7c98e6bb
DM		 17512008-04-11 David S. Miller <davem@davemloft.net>
1752
1753 * testsuite/justsyms.t: Start at 0x100.
1754 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1755 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1756 long.
1757 * testsuite/script_test_2.cc: Adjust string and section length
1758 checks.
7c98e6bb 1759
99a37bfd
ILT		 17602008-04-09 Ian Lance Taylor <iant@google.com>
1761
2cefc357
ILT		 1762 PR gold/5996
1763 * script-sections.cc (Sections_element::allocate_to_segment): Add
1764 orphan parameter.
1765 (Output_section_definition::allocate_to_segment): Likewise.
1766 (Orphan_output_section::allocate_to_segment): Likewise.
1767 (Script_sections::attach_sections_using_phdrs_clause): Don't
1768 propagate non-PT_LOAD segments to orphan sections.
1769 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1770 readelf rather than objdump.
1771 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1772 .interp section and PT_INTERP segment are the same size.
1773 * testsuite/Makefile.in: Rebuild.
1774
99a37bfd
ILT		 1775 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1776 aliases for symbols defined in the same object.
1777 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1778 (weak_alias_test_SOURCES): New variable.
1779 (weak_alias_test_DEPENDENCIES): New variable.
1780 (weak_alias_test_LDFLAGS): New variable.
1781 (weak_alias_test_LDADD): New variable.
1782 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1783 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1784 (weak_alias_test_3.o): New target.
1785 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1786 * testsuite/weak_alias_test_main.cc: New file.
1787 * testsuite/weak_alias_test_1.cc: New file.
1788 * testsuite/weak_alias_test_2.cc: New file.
1789 * testsuite/weak_alias_test_3.cc: New file.
1790
780e49c5
ILT		 17912008-04-08 Ian Lance Taylor <iant@google.com>
1792
cdb0b8f5
ILT		 1793 * options.h (class General_options): Add --noinhibit-exec option.
1794 * main.cc (main): Check --noinhibit-exec.
1795
0864d551
ILT		 1796 * options.h (class General_options): Define --wrap as a special
1797 option. Add wrap_symbols_ field.
1798 (General_options::any_wrap_symbols): New function.
1799 (General_options::is_wrap_symbol): New function.
1800 * options.cc (General_options::parse_wrap): New function.
1801 (General_options::General_options): Initialize wrap_symbols_.
1802 * symtab.cc (Symbol_table::wrap_symbol): New function.
1803 (Symbol_table::add_from_object): Handle --wrap.
1804 * symtab.h (class Symbol_table): Declare wrap_symbol.
1805 * target.h (Target::wrap_char): New function.
1806 (Target::Target_info): Add wrap_char field.
1807 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1808 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1809 * testsuite/testfile.cc (Target_test::test_target_info):
1810 Likewise.
1811
789aa6de
ILT		 1812 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1813 there is one.
1814
2c38906f
ILT		 1815 * layout.h (class Layout): Add added_eh_frame_data_ field.
1816 * layout.cc (Layout::Layout): Initialize new field.
1817 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1818 output section until we find a section we merged successfully.
1819 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1820 that the size be non-zero.
1821
780e49c5
ILT		 1822 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1823 qualifier.
1824
7fcd0256
ILT		 18252008-04-08 Craig Silverstein <csilvers@google.com>
1826
1827 * configure.ac: Export new conditional variable HAVE_ZLIB.
1828 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1829 on HAVE_ZLIB.
1830 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1831 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1832
6835af53
ILT		 18332008-04-07 Ian Lance Taylor <iant@google.com>
1834
e24f324c
ILT		 1835 * version.cc (version_string): Set to "1.5".
1836
a036edd8
ILT		 1837 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1838 Add issued_non_pic_error_ field. Declare check_non_pic.
1839 (Target_x86_64::Scan::check_non_pic): New function.
1840 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1841 (Target_x86_64::Scan::global): Likewise.
1842
624f8810
ILT		 1843 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1844 addend parameter. Change caller. Handle merge sections.
1845 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1846 Address to Addend. Don't add in the result of
1847 local_section_offset, pass down the addend and use the returned
1848 value.
1849 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1850 Update declarations of local_section_offset and symbol_value.
1851 * testsuite/two_file_test_1.cc (t18): New function.
1852 * testsuite/two_file_test_2.cc (f18): New function.
1853 * testsuite/two_file_test_main.cc (main): Call t18.
1854 * testsuite/two_file_test.h (t18, f18): Declare.
1855
6835af53
ILT		 1856 * configure.ac: Don't test for objdump, c++filt, or readelf.
1857 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1858 conditionals.
1859 (TEST_READELF): New variable.
1860 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1861 (check_PROGRAMS): Add two_file_strip_test.
1862 (two_file_strip_test): New target.
1863 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1864 (two_file_same_shared_strip_test_SOURCES): New variable.
1865 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1866 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1867 (two_file_same_shared_strip_test_LDADD): New variable.
1868 (two_file_shared_strip.so): New target.
1869 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1870 (ver_test_5.syms, ver_test_7.syms): Likewise.
1871 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1872 (strip_test_3.stdout): Use TEST_OBJDUMP.
1873 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1874
86925eef
CC		 18752008-04-04 Cary Coutant <ccoutant@google.com>
1876
1877 * symtab.h (Symbol::is_weak_undefined): New function.
1878 (Symbol::is_strong_undefined): New function.
1879 (Symbol::is_absolute): New function.
1880 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1881 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1882 absolute symbols.
1883 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1884 (weak_undef_test): New target.
1885 * testsuite/Makefile.in: Rebuild.
1886 * testsuite/weak_undef_file1.cc: New file.
1887 * testsuite/weak_undef_file2.cc: New file.
1888 * testsuite/weak_undef_test.cc: New file.
1889
126f3ece
ILT		 18902008-04-03 Craig Silverstein <csilvers@google.com>
1891
1892 * compressed_output.h (class Output_compressed_section): Use
1893 unsigned buffer.
1894 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1895 add zlib header.
1896 (zlib_compressed_suffix): Removed.
1897 (Output_compressed_section::set_final_data_size): Use unsigned
1898 buffers.
1899 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1900 Fix linker invocation.
1901 (flagstest_o_specialfile_and_compress_debug_sections):
1902 Likewise.
1903 * testsuite/Makefile.in: Regenerated.
1904
deae2a14
DM		 19052008-04-02 David S. Miller <davem@davemloft.net>
1906
1907 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1908 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1909
70752818
ILT		 19102008-04-02 Craig Silverstein <csilvers@google.com>
1911
1912 * TODO: New file.
1913
39d0cb0e
ILT		 19142008-04-02 Ian Lance Taylor <iant@google.com>
1915
1916 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1917 parameters. Update for new key type to views_. Change all
1918 callers.
1919 (File_read::read): Adjust for byteshift in returned view.
1920 (File_read::add_view): New function, broken out of
1921 find_and_make_view.
1922 (File_read::make_view): New function, broken out of
1923 find_and_make_view.
1924 (File_read::find_or_make_view): Add offset and aligned
1925 parameters. Rewrite accordingly. Change all callers.
1926 (File_read::get_view): Add offset and aligned parameters. Adjust
1927 for byteshift in return value.
1928 (File_read::get_lasting_view): Likewise.
1929 * fileread.h (class File_read): Update declarations.
1930 (class File_read::View): Add byteshift_ field. Add byteshift to
1931 constructor. Add byteshift method.
1932 * archive.h (Archive::clear_uncached_views): New function.
1933 (Archive::get_view): Add aligned parameter. Change all callers.
1934 * object.h (Object::get_view): Add aligned parameter. Change all
1935 callers.
1936 (Object::get_lasting_view): Likewise.
1937
1938 * fileread.cc (File_read::release): Don't call clear_views if
1939 there are multiple objects.
1940 * fileread.h (File_read::clear_uncached_views): New function.
1941 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1942 on the archive.
1943
a1207466
CC		 19442008-03-31 Cary Coutant <ccoutant@google.com>
1945
1946 Add thin archive support.
1947 * archive.cc (Archive::armagt): New const.
1948 (Archive::setup): Remove task parameter and calls to unlock.
1949 (Archive::unlock_nested_archives): New function.
1950 (Archive::read_header): Add nested_off parameter. Change
1951 all callers.
1952 (Archive::interpret_header): Likewise.
1953 (Archive::include_all_members): Change to handle thin
1954 archives.
1955 (Archive::include_member): Likewise.
1956 * archive.h (Archive::Archive): Add new parameters and
1957 initializers.
1958 (Archive::armagt): New const.
1959 (Archive::setup): Remove task parameter.
1960 (Archive::unlock_nested_archives): New function.
1961 (Archive::read_header): Add nested_off parameter.
1962 (Archive::interpret_header): Likewise.
1963 (Archive::Nested_archive_table): New typedef.
1964 (Archive::is_thin_archive_): New field.
1965 (Archive::nested_archives_): New field.
1966 (Archive::options_): New field.
1967 (Archive::dirpath_): New field.
1968 (Archive::task_): New field.
1969 * readsyms.cc (Read_symbols::do_read_symbols): Add check
1970 for thin archives. Pass additional parameters to
1971 Archive::Archive. Unlock the archive file after calling
1972 Archive::setup.
1973
479f6503
ILT		 19742008-03-29 Ian Lance Taylor <iant@google.com>
1975
686c8caf
ILT		 1976 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1977 version symbol to be local.
1978 * testsuite/ver_test_4.sh: New file.
1979 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1980 (check_DATA): Add ver_test_4.syms.
1981 (ver_test_4.syms): New target.
1982 * testsuite/Makefile.in: Rebuild.
1983
ab794b6b
ILT		 1984 * output.cc
1985 (Output_section::Input_section_sort_entry::has_priority): New
1986 function.
1987 (Output_section::Input_section_sort_entry::match_file_name): New
1988 function.
1989 (Output_section::Input_section_sort_entry::match_section_name):
1990 Remove.
1991 (Output_section::Input_section_sort_entry::match_section_name_prefix):
1992 Remove.
1993 (Output_section::Input_section_sort_entry::match_section_file):
1994 Remove.
1995 (Output_section::Input_section_sort_compare::operator()): Rewrite
1996 using new Input_section_sort_entry functions. Sort crtbegin and
1997 crtend first. Sort sections with no priority before sections with
1998 a priority.
1999 * testsuite/initpri1.c (d3): Check j != 4.
2000 (cd5): New constructor/destructor function.
2001 (main): Check j != 2.
2002
479f6503
ILT		 2003 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2004 new symbol when resolving, don't call set_is_default.
2005 * testsuite/ver_test_7.cc: New file.
2006 * testsuite/ver_test_7.sh: New file.
2007 * testsuite/Makefile.am (ver_test_7.so): New target.
2008 (ver_test_7.o): New target.
2009 (check_SCRIPTS): Add ver_test_7.sh.
2010 (check_DATA): Add ver_test_7.syms.
2011 (ver_test_7.syms): New target.
2012
2fd32231
ILT		 20132008-03-28 Ian Lance Taylor <iant@google.com>
2014
2015 * layout.cc (Layout::layout): If we see an input section with a
2016 name that needs sorting, set the must_sort flag for the output
2017 section.
2018 (Layout::make_output_section): If the name of the output section
2019 indicates that it might require sorting, set the may_sort flag.
2020 * output.h (Output_section::may_sort_attached_input_sections): New
2021 function.
2022 (Output_section::set_may_sort_attached_input_sections): New
2023 function.
2024 (Output_section::must_sort_attached_input_sections): New
2025 function.
2026 (Output_section::set_must_sort_attached_input_sections): New
2027 function.
2028 (class Output_section): Declare Input_section_sort_entry. Define
2029 Input_section_sort_compare. Declare
2030 sort_attached_input_sections. Add new fields:
2031 may_sort_attached_input_sections_,
2032 must_sort_attached_input_sections_,
2033 attached_input_sections_are_sorted_.
2034 * output.cc (Output_section::Output_section): Initialize new
2035 fields.
2036 (Output_section::add_input_section): Add an entry to
2037 input_sections_ if may_sort or must_sort are true.
2038 (Output_section::set_final_data_size): Call
2039 sort_attached_input_sections if necessary.
2040 (Output_section::Input_section_sort_entry): Define new class.
2041 (Output_section::Input_section_sort_compare::operator()): New
2042 function.
2043 (Output_section::sort_attached_input_sections): New function.
2044 * configure.ac: Check whether the compiler supports constructor
2045 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2046 * testsuite/initpri1.c: New file.
2047 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2048 CONSTRUCTOR_PRIORITY.
2049 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2050 (initpri1_LDFLAGS): New variable.
2051 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2052
18e6b24e
ILT		 20532008-03-27 Ian Lance Taylor <iant@google.com>
2054
49bdd526
ILT		 2055 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2056 * testsuite/common_test_1.c: New file.
2057 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2058 (common_test_1_SOURCES): New variable.
2059 (common_test_1_DEPENDENCIES): New variable.
2060 (common_test_1_LDFLAGS): New variable.
2061
18e6b24e
ILT		 2062 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2063 and commons_ correctly when NAME/VERSION does not override
2064 NAME/NULL.
2065 * testsuite/ver_test_6.c: New file.
2066 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2067 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2068 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2069
04bf7072
ILT		 20702008-03-26 Ian Lance Taylor <iant@google.com>
2071
5871526f
ILT		 2072 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2073 of an undefined symbol from a version script.
2074 * testsuite/Makefile.am (ver_test_5.so): New target.
2075 (ver_test_5.o): New target.
2076 (check_SCRIPTS): Add ver_test_5.sh.
2077 (check_DATA): Add ver_test_5.syms.
2078 (ver_test_5.syms): New target.
2079 * testsuite/ver_test_5.cc: New file.
2080 * testsuite/ver_test_5.script: New file.
2081 * testsuite/ver_test_5.sh: New file.
2082 * Makefile.in, testsuite/Makefile.in: Rebuild.
2083
04bf7072
ILT		 2084 PR gold/5986
2085 Fix problems building gold with gcc 4.3.0.
2086 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2087 (gold_error_at_location, gold_warning_at_location): Use it.
2088 * configure.ac: Check whether we can compile and use a template
2089 function with a printf attribute.
2090 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2091 when jumping over bytes.
2092 * object.cc: Instantiate Object::read_section_data.
2093 * debug.h: Include <cstring>
2094 * dwarf_reader.cc: Include <algorithm>
2095 * main.cc: Include <cstring>.
2096 * options.cc: Include <cstring>.
2097 * output.cc: Include <cstring>.
2098 * script.cc: Include <cstring>.
2099 * script.h: Include <string>.
2100 * symtab.cc: Include <cstring> and <algorithm>.
2101 * target-select.cc: Include <cstring>.
2102 * version.cc: Include <string>.
2103 * testsuite/testmain.cc: Include <cstdlib>.
2104 * configure, config.in: Rebuild.
2105
874c5b28
ILT		 21062008-03-25 Ian Lance Taylor <iant@google.com>
2107
819d6c3a
ILT		 2108 * options.cc: Include "../bfd/bfdver.h".
2109 (options::help): Print bug reporting address.
2110
f4b2c6f5
ILT		 2111 * version.cc (print_version): Adjust output for current value of
2112 BFD_VERSION_STRING.
2113
2114 * NEWS: New file.
2115
e96caa79
ILT		 2116 * options.cc (options::help): Print list of supported targets.
2117 * target-select.h: Include <vector>.
2118 (class Target_selector): Make machine_, size_, and is_big_endian_
2119 fields const. Add bfd_name_ and instantiated_target_ fields.
2120 (Target_selector::Target_selector): Add bfd_name parameter.
2121 (Target_selector::recognize): Make non-virtual, call
2122 do_recognize.
2123 (Target_selector::recognize_by_name): Make non-virtual, call
2124 do_recognize_by_name.
2125 (Target_selector::supported_names): New function.
2126 (Target_selector::bfd_name): New function.
2127 (Target_selector::do_instantiate_target): New pure virtual
2128 function.
2129 (Target_selector::do_recognize): New virtual function.
2130 (Target_selector::do_recognize_by_name): New virtual function.
2131 (Target_selector::instantiate_target): New private function.
2132 (supported_target_names): Declare.
2133 * target-select.cc (Target_selector::Target_selector): Update for
2134 new parameter and fields.
2135 (select_target_by_name): Check that the name matches before
2136 calling recognize_by_name.
2137 (supported_target_names): New function.
2138 * i386.cc (class Target_selector_i386): Update Target_selector
2139 constructor call. Remove recognize and recognize_by_name. Add
2140 do_instantiate_target.
2141 * x86_64.cc (class Target_selector_x86_64): Likewise.
2142 * testsuite/testfile.cc (class Target_selector_test): Update for
2143 changes to Target_selector.
2144
874c5b28
ILT		 2145 * README: Rewrite, with some notes on unsupported features.
2146
0a65a3a7
CC		 21472008-03-24 Cary Coutant <ccoutant@google.com>
2148
2149 * i386.cc (Target_i386::Got_type): New enum declaration.
2150 (Target_i386::Scan::local): Updated callers of Output_data_got
2151 member functions.
2152 (Target_i386::Scan::global): Likewise.
2153 (Target_i386::Relocate::relocate): Likewise.
2154 (Target_i386::Relocate::relocate_tls): Likewise.
2155 * object.h (Got_offset_list): New class.
2156 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2157 (Sized_relobj::local_got_offset): Likewise.
2158 (Sized_relobj::set_local_got_offset): Likewise.
2159 (Sized_relobj::local_has_tls_got_offset): Removed.
2160 (Sized_relobj::local_tls_got_offset): Removed.
2161 (Sized_relobj::set_local_tls_got_offset): Removed.
2162 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2163 * output.cc (Output_data_got::add_global): Added got_type parameter.
2164 (Output_data_got::add_global_with_rel): Likewise.
2165 (Output_data_got::add_global_with_rela): Likewise.
2166 (Output_data_got::add_global_pair_with_rel): New function.
2167 (Output_data_got::add_global_pair_with_rela): New function.
2168 (Output_data_got::add_local): Added got_type parameter.
2169 (Output_data_got::add_local_with_rel): Likewise.
2170 (Output_data_got::add_local_with_rela): Likewise.
2171 (Output_data_got::add_local_pair_with_rel): New function.
2172 (Output_data_got::add_local_pair_with_rela): New function.
2173 (Output_data_got::add_global_tls): Removed.
2174 (Output_data_got::add_global_tls_with_rel): Removed.
2175 (Output_data_got::add_global_tls_with_rela): Removed.
2176 (Output_data_got::add_local_tls): Removed.
2177 (Output_data_got::add_local_tls_with_rel): Removed.
2178 (Output_data_got::add_local_tls_with_rela): Removed.
2179 * output.h (Output_data_got::add_global): Added got_type parameter.
2180 (Output_data_got::add_global_with_rel): Likewise.
2181 (Output_data_got::add_global_with_rela): Likewise.
2182 (Output_data_got::add_global_pair_with_rel): New function.
2183 (Output_data_got::add_global_pair_with_rela): New function.
2184 (Output_data_got::add_local): Added got_type parameter.
2185 (Output_data_got::add_local_with_rel): Likewise.
2186 (Output_data_got::add_local_with_rela): Likewise.
2187 (Output_data_got::add_local_pair_with_rel): New function.
2188 (Output_data_got::add_local_pair_with_rela): New function.
2189 (Output_data_got::add_global_tls): Removed.
2190 (Output_data_got::add_global_tls_with_rel): Removed.
2191 (Output_data_got::add_global_tls_with_rela): Removed.
2192 (Output_data_got::add_local_tls): Removed.
2193 (Output_data_got::add_local_tls_with_rel): Removed.
2194 (Output_data_got::add_local_tls_with_rela): Removed.
2195 * resolve.cc (Symbol::override_base_with_special): Removed
2196 reference to has_got_offset_ field.
2197 * symtab.cc (Symbol::init_fields): Replaced initialization
2198 of got_offset_ with got_offsets_. Removed initialization
2199 of has_got_offset_
53fcba31 2200 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2201 (Symbol::got_offset): Likewise.
2202 (Symbol::set_got_offset): Likewise.
2203 (Symbol::has_tls_got_offset): Removed.
2204 (Symbol::tls_got_offset): Removed.
2205 (Symbol::set_tls_got_offset): Removed.
2206 (Symbol::got_offset_): Removed.
2207 (Symbol::tls_mod_got_offset_): Removed.
2208 (Symbol::tls_pair_got_offset_): Removed.
2209 (Symbol::got_offsets_): New field.
2210 (Symbol::has_got_offset): Removed.
2211 (Symbol::has_tls_mod_got_offset): Removed.
2212 (Symbol::has_tls_pair_got_offset): Removed.
2213 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2214 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2215 member functions.
2216 (Target_x86_64::Scan::global): Likewise.
2217 (Target_x86_64::Relocate::relocate): Likewise.
2218 (Target_x86_64::Relocate::relocate_tls): Likewise.
2219
bd52eafb
BE		 22202008-03-25 Ben Elliston <bje@au.ibm.com>
2221
2222 * yyscript.y: Fix spelling error in comment.
2223
8b105e34
ILT		 22242008-03-24 Ian Lance Taylor <iant@google.com>
2225
8ed814a9
ILT		 2226 * options.h (class General_options): Define build_id option.
2227 * layout.h (class Layout): Declare write_build_id, create_note,
2228 create_build_id. Add build_id_note_ member.
2229 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2230 "libiberty.h", "md5.h", "sha1.h".
2231 (Layout::Layout): Initialize eh_frame_data_,
2232 eh_frame_hdr_section_, and build_id_note_.
2233 (Layout::finalize): Call create_build_id.
2234 (Layout::create_note): New function, broken out of
2235 Layout::create_gold_note.
2236 (Layout::create_gold_note): Call create_note.
2237 (Layout::create_build_id): New function.
2238 (Layout::write_build_id): New function.
2239 (Close_task_runner::run): Call write_build_id.
2240
8b105e34
ILT		 2241 * x86_64.cc: Correct license to GPLv3.
2242
086a1841
ILT		 22432008-03-23 Ian Lance Taylor <iant@google.com>
2244
2245 * options.cc: Include "demangle.h".
2246 (parse_optional_string): New function.
2247 (parse_long_option): Handle takes_optional_argument.
2248 (parse_short_option): Update dash_z initializer. Handle
2249 takes_optional_argument.
2250 (General_options::General_options): Initialize do_demangle_.
2251 (General_options::finalize): Set do_demangle_. Handle demangling
2252 style.
2253 * options.h (parse_optional_string): Declare.
2254 (struct One_option): Add optional_arg field. Update constructor.
2255 Update call constructor calls. Add takes_optional_argument
2256 function.
2257 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2258 (DEFINE_optional_string): Define.
2259 (General_options::demangle): Change from DEFINE_bool to
2260 DEFINE_optional_string.
2261 (General_options::no_demangle): New function.
2262 (General_options::do_demangle): New function.
2263 (General_options::set_do_demangle): New function.
2264 (General_options::execstack_status_): Move definition to end of
2265 class definition.
2266 (General_options::static_): Likewise.
2267 (General_options::do_demangle_): New field.
2268 * object.cc (big_endian>::get_symbol_location_info): Call
2269 Options::do_demangle, not Options::demangle.
2270 * symtab.cc (demangle): Likewise.
2271
cbb93e63
ILT		 22722008-03-22 Ian Lance Taylor <iant@google.com>
2273
2274 * gold.h: Include <cstddef> and <sys/types.h>
2275 * options.h: Include <cstring>.
2276
ec531623
ILT		 22772008-03-21 Ian Lance Taylor <iant@google.com>
2278
2279 * Added source code to GNU binutils.
2280
GDB Binutils - Deliverables
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