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[deliverable/binutils-gdb.git] / gold / ChangeLog
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c82fbeee
CS		 12008-11-05 Craig Silverstein <csilvers@google.com>
2
3 * options.cc (General_options::parse_dynamic_list): New function.
4 * options.h (General_options): New flags dynamic_list,
5 dynamic_list_data, dynamic_list_cpp_new, and
6 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7 (General_options::in_dynamic_list): New function.
8 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10 (Lex::can_continue_name): Likewise.
11 (yylex): Likewise.
12 (read_script_file): New parameter script_options.
13 (read_dynamic_list): New function.
14 (Script_options::define_dynamic_list): New function.
15 (dynamic_list_keyword_parsecodes): New variable.
16 (dynamic_list_keywords): New variable.
17 * script.h (Script_options::define_dynamic_list): New function
18 prototype.
19 (read_dynamic_list): New function prototype.
20 * symtab.cc (strprefix): New macro.
21 (Symbol::should_add_dynsym_entry): Support dynamic_list,
22 dynamic_list_data, dynamic_list_cpp_new, and
23 dynamic_list_cpp_typeinfo.
24 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
25 (dynamic_list_expr): New rule.
26 (dynamic_list_nodes): Likewise.
27 (dynamic_list_node): Likewise.
28 * testsuite/Makefile.am (dynamic_list): New test.
29 * testsuite/Makefile.in: Regenerated.
30 * testsuite/dynamic_list.t: New file.
31 * testsuite/dynamic_list.sh: New file.
32
e0bb29a5
CS		 332008-11-05 Craig Silverstein <csilvers@google.com>
34
35 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
36 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
37 (t11_last): Likewise.
38 * testsuite/ver_test_6.c (main): Likewise.
39
4e1e25e0
CC		 402008-10-07 Cary Coutant <ccoutant@google.com>
41
42 * options.c (General_options::finalize): Add check for -static and
43 -shared.
44 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
45 is not empty.
46
92f03fcb
CC		 472008-10-02 Cary Coutant <ccoutant@google.com>
48
49 * plugin.cc (make_sized_plugin_object): Fix conditional
50 compilation to work when not all targets are enabled.
51
fbd8a257
CC		 522008-09-29 Cary Coutant <ccoutant@google.com>
53
54 * archive.cc (Archive::get_file_and_offset): Use filename instead
55 of name to get library path.
56 (Archive::include_member): Unlock external member of a thin archive.
57
58 * testsuite/Makefile.am (TEST_AR): New variable.
59 (thin_archive_test_1): New test.
60 (thin_archive_test_2): New test.
81636b3f
CC		 61 * testsuite/Makefile.in: Regenerate.
62 * testsuite/thin_archive_main.cc: New file.
63 * testsuite/thin_archive_test_1.cc: New file.
64 * testsuite/thin_archive_test_2.cc: New file.
65 * testsuite/thin_archive_test_3.cc: New file.
66 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 67
eff45813
CC		 682008-09-29 Cary Coutant <ccoutant@google.com>
69
70 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
71 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
72 instead of -1U.
73 (Sized_relobj::do_finalize_local_symbols): Likewise.
74 (Sized_relobj::map_to_kept_section): Likewise.
75 * object.h (Sized_relobj::invalid_address): New constant.
76 (Sized_relobj::do_output_section_offset): Check for invalid_address
77 and return -1ULL.
78 * output.cc (Output_reloc::local_section_offset): Use constant
79 invalid_address instead of -1U.
80 (Output_reloc::get_address): Likewise.
81 (Output_section::output_address): Change -1U to -1ULL.
82 * output.h (Output_reloc::invalid_address): New constant.
83 * reloc.cc (Sized_relobj::write_sections): Use constant
84 invalid_address instead of -1U.
85 (Sized_relobj::relocate_sections): Likewise.
86 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
87 values for merge sections.
88 * target-reloc.h (relocate_for_relocatable): Use constant
89 invalid_address instead of -1U.
90
89fc3421
CC		 912008-09-19 Cary Coutant <ccoutant@google.com>
92
93 Add plugin functionality for link-time optimization (LTO).
94 * configure.ac (plugins): Add --enable-plugins option.
95 * configure: Regenerate.
96 * config.in: Regenerate.
97 * Makefile.am (LIBDL): New variable.
98 (CCFILES): Add plugin.cc.
99 (HFILES): Add plugin.h.
100 (ldadd_var): Add LIBDL.
101 * Makefile.in: Regenerate.
102
103 * archive.cc: Include "plugin.h".
104 (Archive::setup): Don't preread archive symbols when using a plugin.
105 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
106 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
107 files.
108 (Archive::include_member): Add symbols from plugin objects.
109 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
110 * descriptors.cc (Descriptors::open): Check for file descriptors
111 abandoned by plugins.
112 (Descriptors::claim_for_plugin): New function.
113 * descriptors.h (Descriptors::claim_for_plugin): New function.
114 (Open_descriptor::is_claimed): New field.
115 (claim_descriptor_for_plugin): New function.
116 * fileread.cc (File_read::claim_for_plugin): New function.
117 * fileread.h (File_read::claim_for_plugin): New function.
118 (File_read::descriptor): New function.
119 * gold.cc: Include "plugin.h".
120 (queue_initial_tasks): Add task to call plugin hooks for generating
121 new object files.
122 * main.cc: Include "plugin.h".
123 (main): Load plugin libraries.
124 * object.h (Pluginobj): Declare.
125 (Object::pluginobj): New function.
126 (Object::do_pluginobj): New function.
127 (Object::set_target): New function.
128 * options.cc: Include "plugin.h".
129 (General_options::parse_plugin): New function.
130 (General_options::General_options): Initialize plugins_ field.
131 (General_options::add_plugin): New function.
132 * options.h (Plugin_manager): Declare.
133 (General_options): Add --plugin option.
134 (General_options::has_plugins): New function.
135 (General_options::plugins): New function.
136 (General_options::add_plugin): New function.
137 (General_options::plugins_): New field.
138 * plugin.cc: New file.
139 * plugin.h: New file.
140 * readsyms.cc: Include "plugin.h".
141 (Read_symbols::do_read_symbols): Check for archive before checking
142 for ELF file. Call plugin hooks to claim files.
143 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
144 from a real object file; force override when processing replacement
145 files.
146 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
147 (Symbol::init_base_object): Likewise.
148 (Symbol::init_base_output_data): Likewise.
149 (Symbol::init_base_output_segment): Likewise.
150 (Symbol::init_base_constant): Likewise.
151 (Symbol::init_base_undefined): Likewise.
152 (Symbol::output_section): Assert that object is not a plugin.
153 (Symbol_table::add_from_pluginobj): New function.
154 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
155 undefined.
156 (Symbol_table::sized_write_globals): Likewise.
157 (Symbol_table::add_from_pluginobj): Instantiate template.
158 * symtab.h (Sized_pluginobj): Declare.
159 (Symbol::in_real_elf): New function.
160 (Symbol::set_in_real_elf): New function.
161 (Symbol::in_real_elf_): New field.
162 (Symbol_table::add_from_pluginobj): New function.
163
164 * testsuite/Makefile.am (AM_CFLAGS): New variable.
165 (LIBDL): New variable.
166 (LDADD): Add LIBDL.
167 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
168 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
169 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
170 (MOSTLYCLEANFILES): Likewise.
171 * testsuite/Makefile.in: Regenerate.
172 * testsuite/plugin_test.c: New file.
173 * testsuite/plugin_test_1.sh: New file.
174 * testsuite/plugin_test_2.sh: New file.
175
de31bda5
ILT		 1762008-09-16 Ian Lance Taylor <iant@google.com>
177
9c2d0ef9
ILT		 178 * target-reloc.h (relocate_section): Check whether a symbol is
179 defined by the ABI before reporting an undefined symbol error.
180 * target.h (Target::is_defined_by_abi): Make parameter const.
181 (Target::do_is_defined_by_abi): Likewise.
182 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
183 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
184 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
185 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
186 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
187 * testsuite/Makefile.in: Rebuild.
188
de31bda5
ILT		 189 * fileread.cc (make_view): Add casts to avoid warning.
190
9fa33bee
AO		 1912008-09-16 Alexandre Oliva <aoliva@redhat.com>
192
193 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
194 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
195
183fd0e3
AO		 1962008-09-16 Alexandre Oliva <aoliva@redhat.com>
197
198 * options.h (General_options::output_is_executable): New.
199 (General_options::output_is_pie): New.
200 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
201 for shared libraries.
202 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
203
7be8330a
CD		 2042008-09-11 Chris Demetriou <cgd@google.com>
205
206 * options.h (origin): New -z option.
207 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
208 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
209 in DT_FLAGS_1.
210
a9caad02
CC		 2112008-09-05 Cary Coutant <ccoutant@google.com>
212
213 * fileread.cc (File_read::make_view): Add check for attempt to map
214 beyond end of file.
215
ae6dce4d
CC		 2162008-09-05 Cary Coutant <ccoutant@google.com>
217
218 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
219 explicit instantiations.
220
d7ab2a47
KVH		 2212008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
222
223 PR gold/6858
224 * options.cc (General_options::finalize): Allow undefined symbols
225 in shlibs if linking -shared.
226
227 PR gold/6859
228 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
229 symbols as not needing a dynsym entry.
230
1e52a9c1
CS		 2312008-08-20 Craig Silverstein <csilvers@google.com>
232
233 * fileread.cc (File_read::open): Do not lock the file unless it
234 was successfully opened.
235
d85c80a3
CC		 2362008-08-14 Cary Coutant <ccoutant@google.com>
237
238 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
239 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
240 * testsuite/tls_test.cc (struct int128): 128-bit struct
241 for testing TLS relocs with non-zero addend.
242 (v12): New TLS variable.
243 (t12): New test.
244 (t_last): Add check for v12.
245 * testsuite/tls_test.h (t12): New function.
246 * testsuite/tls_test_main.cc (thread_routine): Call new test.
247
2d924fd9
ILT		 2482008-08-13 Ian Lance Taylor <iant@google.com>
249
250 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
251 set tls_segment_ or relro_segment_.
252 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
253 when appropriate.
254 * output.h (Output_section::clear_is_relro): New function.
255 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
256 sections specially even when output_data_ is empty.
257 (Output_segment::maximum_alignment): When first section is relro,
258 only force alignment for PT_LOAD segments.
259 * script.cc (script_data_segment_align): New function.
260 (script_data_segment_relro_end): New function.
261 * script-c.h (script_data_segment_align): Declare.
262 (script_data_segment_relro_end): Declare.
263 * script-sections.h (class Script_sections): Declare
264 data_segment_align and data_segment_relro_end. Add fields
265 segment_align_index_ and saw_relro_end_.
266 * script-sections.cc (class Sections_element): Add set_is_relro
267 virtual function. Add new bool* parameter to place_orphan_here.
268 Add get_output_section virtual function.
269 (class Output_section_definition): Add set_is_relro. Add new
270 bool* parameter to place_orphan_here. Add get_output_section.
271 Add is_relro_ field.
272 (Output_section_definition::Output_section_definition): Initialize
273 evaluated_address_, evaluated_load_address, evaluated_addralign_,
274 and is_relro_ fields.
275 (Output_section_definition::place_orphan_here): Add is_relro
276 parameter.
277 (Output_section_definition::set_section_addresses): Set relro for
278 output section.
279 (Output_section_definition::alternate_constraint): Likewise.
280 (class Orphan_output_section): Add new bool* parameter to
281 place_orphan_here. Add get_output_section.
282 (Orphan_output_section::place_orphan_here): Add is_relro
283 parameter.
284 (Script_sections::Script_sections): Initialize
285 data_segment_align_index_ and saw_relro_end_.
286 (Script_sections::data_segment_align): New function.
287 (Script_sections::data_segment_relro_end): New function.
288 (Script_sections::place_orphan): Set or clear is_relro.
289 (Script_sections::set_section_addresses): Force alignment of first
290 TLS section.
291 * yyscript.y (exp): Call script_data_segment_align and
292 script_data_segment_relro_end.
293 * testsuite/relro_script_test.t: New file.
294 * testsuite/relro_test.cc (using_script): Declare.
295 (t1, t2): Test using_script.
296 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
297 (relro_script_test_SOURCES): Define.
298 (relro_script_test_DEPENDENCIES): Define.
299 (relro_script_test_LDFLAGS): Define.
300 (relro_script_test_LDADD): Define.
301 (relro_script_test.so): New target.
302 * testsuite/Makefile.in: Rebuild.
303
f827c9a9
CC		 3042008-08-06 Cary Coutant <ccoutant@google.com>
305
306 * archive.cc (Archive::total_archives, Archive::total_members)
307 (Archive::total_members_loaded): New variables.
308 (Archive::setup): Add parameter. Add option to preread
309 archive symbols.
310 (Archive::read_armap): Add counter.
311 (Archive::get_file_and_offset): New function.
312 (Archive::get_elf_object_for_member): New function.
313 (Archive::read_all_symbols): New function.
314 (Archive::read_symbols): New function.
315 (Archive::add_symbols): Add counters.
316 (Archive::include_all_members): Use armap to find members if it's
317 already built.
318 (Archive::include_member): Skip reading symbols if already read.
319 Factored code into Archive::get_file_and_offset and
320 Archive::get_elf_object_for_member. Changed call to
321 Mapfile::report_include_archive_member.
322 (Archive::print_stats): New function.
323 * archive.h: Declare Object and Read_symbols_data classes.
324 (Archive::Archive): Add initializers for new members.
325 (Archive::setup): Add parameter.
326 (Archive::print_stats): New function.
327 (Archive::total_archives, Archive::total_members)
328 (Archive::total_members_loaded): New variables.
329 (Archive::get_file_and_offset): New function.
330 (Archive::get_elf_object_for_member): New function.
331 (Archive::read_all_symbols): New function.
332 (Archive::read_symbols): New function.
333 (Archive::Archive_member): New class.
334 (Archive::members_): New member.
335 (Archive::num_members_): New member.
336 * main.cc: Include archive.h.
337 (main): Call Archive::print_stats.
338 * mapfile.cc (Mapfile::report_include_archive_member): Delete
339 archive parameter; member_name is now the fully-decorated name.
340 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
341 * options.h: (General_options): Add --preread-archive-symbols option.
342 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
343 Archive::setup.
344
de4c45bd
ILT		 3452008-08-04 Ian Lance Taylor <iant@google.com>
346
347 * symtab.h (Symbol::use_plt_offset): New function.
348 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
349 * powerpc.cc (Relocate::relocate): Likewise.
350 * sparc.cc (Relocate::relocate): Likewise.
351 * x86_64.cc (Relocate::relocate): Likewise.
352 * testsuite/weak_plt.sh: New test.
353 * testsuite/weak_plt_main.cc: New test.
354 * testsuite/weak_plt_shared.cc: New test.
355 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
356 (check_PROGRAMS): Add weak_plt.
357 (check_DATA): Add weak_plt_shared.so.
358 (weak_plt_main_pic.o, weak_plt): New targets.
359 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
360 * testsuite/Makefile.in: Rebuild.
361
362 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
363 gcctestdir/ld.
364 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
365 * testsuite/Makefile.in: Rebuild.
366
323ee3f4
AM		 3672008-08-04 Alan Modra <amodra@bigpond.net.au>
368
369 * Makefile.am (POTFILES.in): Set LC_ALL=C.
370 * Makefile.in: Regenerate.
371 * po/POTFILES.in: Regenerate.
372
7c07ecec
ILT		 3732008-07-29 Ian Lance Taylor <iant@google.com>
374
375 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
376 symbols before other symbols.
377 * testsuite/script_test_2.cc (test_addr): Declare.
378 (test_addr_alias): Declare.
379 (main): Check that test_addr and test_addr_alias have the right
380 values.
381 * testsuite/script_test_2.t: Define test_addr_alias and
382 test_addr.
383
5778530e
ILT		 3842008-07-24 Ian Lance Taylor <iant@google.com>
385
2a00e4fb
ILT		 386 PR 5990
387 * descriptors.cc: New file.
388 * descriptors.h: New file.
389 * gold-threads.h (class Hold_optional_lock): New class.
390 * fileread.cc: Include "descriptors.h".
391 (File_read::~File_read): Release descriptor rather than closing
392 it.
393 (File_read::open) [file]: Call open_descriptor rather than open.
394 Set is_descriptor_opened_.
395 (File_read::open) [memory]: Assert that descriptor is not open.
396 (File_read::reopen_descriptor): New function.
397 (File_read::release): Release descriptor.
398 (File_read::do_read): Make non-const. Reopen descriptor.
399 (File_read::read): Make non-const.
400 (File_read::make_view): Reopen descriptor.
401 (File_read::do_readv): Likewise.
402 * fileread.h (class File_read): Add is_descriptor_opened_ field.
403 Update declarations.
404 * layout.cc: Include "descriptors.h".
405 (Layout::create_build_id): Use open_descriptor rather than open.
406 * output.cc: Include "descriptors.h".
407 (Output_file::open): Use open_descriptor rather than open.
408 * archive.cc (Archive::const_iterator): Change Archive to be
409 non-const.
410 (Archive::begin, Archive::end): Make non-const.
411 (Archive::count_members): Likewise.
412 * archive.h (class Archive): Update declarations.
413 * object.h (Object::read): Make non-const.
414 * Makefile.am (CCFILES): Add descriptors.cc.
415 (HFILES): Add descriptors.h.
416 * Makefile.in: Rebuild.
417
801647d1
ILT		 418 PR 6716
419 * gold.h: Always include <clocale>. Add Solaris workarounds
420 following code in binutils/sysdep.h.
421
5edd166e
ILT		 422 PR 6048
423 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
424 this->eh_frame_hdr_ is NULL before using it.
425
c89ad728
ILT		 426 * dynobj.cc (Versions::Versions): Update comment.
427
aa86f06b
ILT		 428 * dynobj.cc (Versions::Versions): If there is an soname, use it as
429 the base version name.
430
5778530e
ILT		 431 * stringpool.cc (Stringpool_template::add_with_length): Set key to
432 array size plus one.
433 (Stringpool_template::set_string_offsets): Subtract one from key
434 before using it as an array index.
435 (Stringpool_template::get_offset_with_length): Likewise.
436 (Stringpool_template::write_to_buffer): Likewise.
437 * stringpool.h (Stringpool_template::get_offset_from_key):
438 Likewise.
439
057ead22
ILT		 4402008-07-23 Ian Lance Taylor <iant@google.com>
441
7f649c59
ILT		 442 PR 6658
443 * object.h (Merged_symbol_value::value): Do our best to handle a
444 negative addend.
445
057ead22
ILT		 446 PR 6647
447 * script.cc (Version_script_info::get_versions): Don't add empty
448 version tag to return value.
449 (Version_script_info::get_symbol_version_helper): Change return
450 type to bool. Add pversion parameter. Change all callers.
451 (script_register_vers_node): Don't require a non-NULL tag.
452 * script.h (class Version_script_info): Update declarations.
453 (Version_script_info::get_symbol_version): Change return type to
454 bool. Add version parameter. Change all callers.
455 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
456 handling. Handle an empty version from a version script.
457 (Symbol_table::define_special_symbol): Likewise.
458 * testsuite/ver_test_10.script: New file.
459 * testsuite/ver_test_10.sh: New file.
460 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
461 (check_DATA): Add ver_test_10.syms.
462 (ver_test_10.syms, ver_test_10.so): New target.
463 * testsuite/Makefile.in: Rebuild.
464
58e54ac2
CD		 4652008-07-23 Simon Baldwin <simonb@google.com>
466
467 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
468 to zero for undefined symbols from dynamic libraries.
469
95d14cd3
ILT		 4702008-07-23 Ian Lance Taylor <iant@google.com>
471
472 * symtab.cc (Symbol_table::resolve): Remove version parameter.
473 Change all callers.
474 * symtab.h (class Symbol_table): Update declaration.
475 * testsuite/ver_test_9.cc: New file.
476 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
477 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
478 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
479 (ver_test_9.so, ver_test_9.o): New targets.
480 * testsuite/Makefile.in: Rebuild.
481
92de84a6
ILT		 4822008-07-22 Ian Lance Taylor <iant@google.com>
483
34810851
ILT		 484 * options.h (class General_options): Define --check-sections.
485 * layout.cc (Layout::set_segment_offsets): Handle
486 --check-sections.
487
af6156ef
ILT		 488 * options.h (class General_options): Define -n/--nmagic and
489 -N/--omagic.
490 * options.cc (General_options::finalize): For -n/--nmagic or
491 -N/--omagic, set -static.
492 * layout.cc (Layout::attach_allocated_section_to_segment): If
493 -N/--omagic, don't put read-only and read-write sections in
494 different segments.
495 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
496 finding a read-only segment.
497 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
498 don't set the minimum segment alignment to the common page size,
499 and don't set the file offset to the address modulo the page size.
500 * script-sections.cc (Script_sections::create_segments): If
501 -n/--omagic, don't put read-only and read-write sections in
502 different segments.
503
92de84a6
ILT		 504 * cref.cc: New file.
505 * cref.h: New file.
506 * options.h (class General_options): Add --print-symbol-counts.
507 * main.cc (main): Issue defined symbol report if requested.
508 * archive.cc (Archive::interpret_header): Make into a const member
509 function.
510 (Archive::add_symbols): Call Input_objects::archive_start and
511 archive_stop.
512 (Archive::const_iterator): Define new class.
513 (Archive::begin, Archive::end): New functions.
514 (Archive::include_all_members): Rewrite to use iterator.
515 (Archive::count_members): New function.
516 * archive.h (class Archive): Update declarations.
517 (Archive::filename): New function.
518 * object.cc: Include "cref.h".
519 (Sized_relobj::Sized_relobj): Initialize defined_count_.
520 (Sized_relobj::do_get_global_symbol_counts): New function.
521 (Input_objects::add_object): Add object to cross-referencer.
522 (Input_objects::archive_start): New function.
523 (Input_objects::archive_stop): New function.
524 (Input_objects::print_symbol_counts): New function.
525 * object.h: Declare Cref and Archive.
526 (Object::get_global_symbol_counts): New function.
527 (Object::do_get_global_symbol_counts): New pure virtual function.
528 (class Sized_relobj): Add defined_count_ field. Update
529 declarations.
530 (class Input_objects): Add cref_ field. Update constructor.
531 Update declarations.
532 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
533 defined_count_.
534 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
535 symbol counts.
536 (Sized_dynobj::do_get_global_symbol_counts): New function.
537 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
538 defined_count_. Update declarations. Define Symbols typedef.
539 * symtab.cc (Symbol_table::add_from_relobj): Add defined
540 parameter. Change all callers.
541 (Symbol_table::add_from_dynobj): Add sympointers and defined
542 parameters. Change all callers.
543 * symtab.h (class Symbol_table): Update declarations.
544 * Makefile.am (CCFILES): Add cref.cc.
545 (HFILES): Add cref.h.
546 * Makefile.in: Rebuild.
547
3f7c5e1d
CD		 5482008-07-22 Simon Baldwin <simonb@google.com>
549
550 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
551 to zero when writing undefined symbols.
552
e0b64032
ILT		 5532008-07-22 Ian Lance Taylor <iant@google.com>
554
555 * output.cc (Output_section::add_input_section): Don't try to
556 merge empty merge sections.
557
096b02cf
CS		 5582008-07-21 Craig Silverstein <csilvers@google.com>
559
560 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
561 Include symbol version in error message.
562
1d1f116d
CD		 5632008-07-20 Chris Demetriou <cgd@google.com>
564
565 * configure.ac (gold_cv_c_random_seed): New configured variable.
566 (RANDOM_SEED_CFLAGS): New substituted variable.
567 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
568 * configure: Rebuild.
569 * Makefile.in: Likewise.
570 * testsuite/Makefile.in: Likewise.
571
a18f591e
ILT		 5722008-07-18 Ian Lance Taylor <iant@google.com>
573
574 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
575 where we see NAME/NULL and NAME/VERSION as separate symbols.
576 * testsuite/ver_test_main.cc (main): Call t4.
577 (t4, t4_2a): Define.
578 * testsuite/ver_test_2.cc (t4_2): Define.
579 * testsuite/ver_test_2.script: Put t4_2a in VER2.
580 * testsuite/ver_test_4.cc (t4_2a): Define.
581 * testsuite/ver_test_4.script: Put t4_2a in VER2.
582 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
583
c6e3f6ed
ILT		 5842008-07-17 Ian Lance Taylor <iant@google.com>
585
586 * dynobj.cc (Versions::add_def): If we give an error about a
587 missing version, go ahead and create the version anyhow.
588
ef9beddf
ILT		 5892008-07-10 Ian Lance Taylor <iant@google.com>
590
591 Handle output sections with more than 0x7fffffff bytes.
592 * object.h (class Relobj): Change map_to_output_ to
593 output_sections_, and just keep a section pointer. Change all
594 uses. Move comdat group support to Sized_relobj.
595 (Relobj::is_section_specially_mapped): Remove.
596 (Relobj::output_section): Remove poff parameter. Change all
597 callers.
598 (Relobj::output_section_offset): New function.
599 (Relobj::set_section_offset): Rewrite.
600 (Relobj::map_to_output): Remove.
601 (Relobj::output_sections): New function.
602 (Relobj::do_output_section_offset): New pure virtual function.
603 (Relobj::do_set_section_offset): Likewise.
604 (class Sized_relobj): Add section_offsets_ field. Add comdat
605 group support from Relobj. Update declarations.
606 (Sized_relobj::get_output_section_offset): New function.
607 (Sized_relobj::do_output_section_offset): New function.
608 (Sized_relobj::do_set_section_offset): New function.
609 * object.cc (Relobj::output_section_address): Remove.
610 (Sized_relobj::Sized_relobj): Initialize new fields.
611 (Sized_relobj::include_section_group): Cast find_kept_object to
612 Sized_relobj.
613 (Sized_relobj::include_linkonce_section): Likewise.
614 (Sized_relobj::do_layout): Use separate arrays for output section
615 and output offset.
616 (Sized_relobj::do_count_local_symbols): Change map_to_output to
617 output_sections.
618 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
619 output_sections and section_offsets.
620 (Sized_relobj::write_local_symbols): Likewise.
621 (map_to_kept_section): Compute output address directly.
622 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
623 output_sections and section_offsets.
624 (Sized_relobj::write_sections): Likewise.
625 (Sized_relobj::relocate_sections): Likewise.
626 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
627 * output.h (class Output_reloc): Update declarations. Change
628 u2_.relobj to Sized_relobj*.
629 (class Output_data_reloc): Change add functions to use
630 Sized_relobj*.
631 * output.cc (Output_reloc::Output_reloc): Change relobj to
632 Sized_relobj*.
633 (Output_reloc::local_section_offset): Change return type to
634 Elf_Addr. Use get_output_section_offset.
635 (Output_reloc::get_address): Likewise.
636 (Output_section::is_input_address_mapped): Don't call
637 is_section_specially_mapped.
638 (Output_section::output_offset): Likewise.
639 (Output_section::output_address): Likewise.
640 (Output_section::starting_output_address): Likewise.
641 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
642 parameter to Sized_relobj*.
643 (Copy_relocs::need_copy_reloc): Likewise.
644 (Copy_relocs::save): Likewise.
645 * copy-relocs.h (class Copy_relocs): Update declarations.
646 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
647 Sized_relobj*. Change relobj_ field to Sized_relobj*.
648 * target-reloc.h (relocate_for_relocatable): Change
649 offset_in_output_section type to Elf_Addr. Change code that uses
650 it as well.
651 * layout.cc (Layout::layout): Always set *off.
652 * mapfile.cc (Mapfile::print_input_section): Use
653 output_section_offset.
654 * i386.cc (Target_i386::copy_reloc): Change object parameter to
655 Sized_relobj*.
656 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
657 * sparc.cc (Target_sparc::copy_reloc): Likewise.
658 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
659
5cb66f97
ILT		 6602008-07-03 Ian Lance Taylor <iant@google.com>
661
662 * layout.cc (Layout::include_section): Do not discard unrecognized
663 SHT_STRTAB sections.
664
afe47622
CS		 6652008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
666
667 * script.cc (Lex::can_continue_name): Make '?' allowable in
668 version-script names.
669 * testsuite/version_script.map: Change glob pattern to use '?'
670
5adf9721
ILT		 6712008-06-30 Manish Singh <yosh@gimp.org>
672
673 PR 6585
674 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
675 Correct typo.
676
e6fde208
ILT		 6772008-06-30 Ian Lance Taylor <iant@google.com>
678
679 PR 6660
680 PR 6682
681 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
682 versions]: Don't try to read the value in the contents, since we
683 don't use it. Use the template endianness when writing.
684
3f2e6a2d
CC		 6852008-06-25 Cary Coutant <ccoutant@google.com>
686
687 * fileread.cc (File_read::make_view): Assert on zero-length view.
688 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
689 symbol table when there are no symbols to read.
690
c43d3a48
CS		 6912008-06-23 Craig Silverstein <csilvers@google.com>
692
693 * version.cc (version_string): Bump to 1.7
694
5f494ea0
CS		 6952008-06-18 Craig Silverstein <csilvers@google.com>
696
697 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
698 constant 0xFFFF to type Valtype.
699 (Powerpc_relocate_functions::rel16_ha): Likewise.
700
c42e122e
ILT		 7012008-06-17 Ian Lance Taylor <iant@google.com>
702
f34787f8
ILT		 703 * output.h (Output_section::Input_section): Initialize p2align_ to
704 zero for Output_section_data constructors.
705 (Output_section::Input_section::addralign): If not an input
706 section, return the alignment of the Output_section_data.
707 * testsuite/copy_test.cc: New file.
708 * testsuite/copy_test_1.cc: New file.
709 * testsuite/copy_test_2.cc: New file.
710 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
711 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
712 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
713 (copy_test_1_pic.o, copy_test_1.so): New targets.
714 (copy_test_2_pic.o, copy_test_2.so): New targets.
715 * testsuite/Makefile.in: Rebuild.
716
c42e122e
ILT		 717 * script-sections.cc (Script_sections::place_orphan): Initialize
718 local variable exact.
719
ce3ac18a
DE		 7202008-06-13 David Edelsohn <edelsohn@gnu.org>
721
722 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
723
42cacb20
DE		 7242008-06-12 David Edelsohn <edelsohn@gnu.org>
725 David S. Miller <davem@davemloft.net>
726
727 * powerpc.cc: New file.
728 * Makefile.am (TARGETSOURCES): Add powerpc.cc
729 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
730 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
731 * Makefile.in: Rebuild.
732
7b308235
ILT		 7332008-06-09 Ian Lance Taylor <iant@google.com>
734
735 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
736 <exception>.
737 (throwing, orig_terminate): New static variables.
738 (terminate_handler): New static function.
739 (t2): Set terminate handler.
740
f0b886e3
ILT		 7412008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
742
743 PR 6584
744 * binary.cc (Binary_to_elf::sized_convert): Fix .data
745 alignment.
746
3e90f135
CC		 7472008-05-30 Cary Coutant <ccoutant@google.com>
748
749 * archive.cc (Archive::include_all_members) Correct to step
750 over symbol table and extended name table in thin archives.
751
e09ad04a
ILT		 7522008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
753
754 PR 6407
755 * target-reloc.h (relocate_for_relocatable): Fix new_offset
756 calculation.
757
62b01cb5
ILT		 7582008-05-28 Caleb Howe <cshowe@google.com>
759
760 * reduced_debug_output.cc: New file.
761 * reduced_debug_output.h: New file.
92de84a6 762 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 763 * options.cc (General_options::finalize): Add strip_debug_non_line
764 to the strip heirarchy.
765 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
766 fields.
767 * layout.cc: Include "reduced_debug_output.h".
768 (Layout::Layout): Initialize new fields.
769 (line_only_debug_sections): New static array.
770 (is_lines_only_debug_sections): New static inline function.
771 (Layout::include_section): Handle --strip-debug-non-line.
772 (Layout::make_output_section): If --strip-debug-non-line, build
773 new output sections for .debug_abbrev and .debug_info.
774 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
775 gold. Warn about possible overflow.
776 (read_signed_LEB_128): Likewise.
777 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
778 (read_signed_LEB_128): Declare.
779 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
780 (HFILES): Add reduced_debug_output.h.
781 * Makefile.in: Rebuild.
782
7d9e3d98
ILT		 7832008-05-21 Ian Lance Taylor <iant@google.com>
784
785 * mapfile.cc: New file.
786 * mapfile.h: New file.
787 * options.h (class General_options): Add -M/--print-map and -Map.
788 * options.cc (General_options::finalize): Make -M equivalent to
789 -Map -.
790 * main.cc: Include <cstdio> and "mapfile.h".
791 (main): Open mapfile if requested.
792 * gold.cc (class Middle_runner): Add mapfile_ field. Update
793 constructor. Change caller.
794 (queue_initial_tasks): Add mapfile parameter. Change caller.
795 (queue_middle_tasks): Likewise.
796 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
797 declarations.
798 * archive.cc: Include "mapfile.h".
799 (Archive::add_symbols): Add mapfile parameter. Change all
800 callers. Pass mapfile, symbol, and reason to include_member.
801 (Archive::include_all_members): Add mapfile parameter. Change all
802 callers.
803 (Archive::include_member): Add mapfile, sym, and why parameters.
804 Change all callers. Report inclusion to map file.
805 * archive.h: Include "fileread.h".
806 (class Archive): Update declarations.
807 (Archive::file): New const method.
808 (class Add_archive_symbols): Add mapfile_ field. Update
809 constructor. Change all callers.
810 * readsyms.h (class Read_symbols): Likewise.
811 (class Finish_group): Likewise.
812 (class Read_script): Likewise.
813 * common.cc: Include "mapfile.h".
814 (Symbol_table::allocate_commons): Add mapfile parameter. Change
815 all callers.
816 (Symbol_table::do_allocate_commons): Likewise.
817 (Symbol_table::do_allocate_commons_list): Likewise. Report common
818 symbol allocation to mapfile.
819 * common.h (class Allocate_commons_task): Add mapfile_ field.
820 Update constructor. Change all callers.
821 * symtab.h (class Symbol_table): Update declarations.
822 * layout.cc: Include "mapfile.h".
823 (Layout_task_runner::run): Print information to mapfile.
824 (Layout::create_gold_note): Change Output_data_fixed_space to
825 Output_data_zero_fill.
826 (Layout::create_build_id): Likewise.
827 (Layout::print_to_mapfile): New function.
828 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
829 constructor. Change caller.
830 (class Layout): Declare print_to_mapfile.
831 * output.cc (Output_section::Input_section::print_to_mapfile): New
832 function.
833 (Output_section::add_input_section): If producing a map, always
834 add to input_sections_ list.
835 (Output_section::do_print_to_mapfile): New function.
836 (Output_segment::print_sections_to_mapfile): New function.
837 (Output_segment::print_section_list_to_mapfile): New function.
838 * output.h: Include "mapfile.h".
839 (Output_data::print_to_mapfile): New function.
840 (Output_data::do_print_to_mapfile): New virtual function.
841 (Output_segment_headers::do_print_to_mapfile): New function.
842 (Output_file_header::do_print_to_mapfile): New function.
843 (Output_data_const::do_print_to_mapfile): New function.
844 (class Output_data_const_buffer): Add map_name_ field. Update
845 constructor. Change all callers. Add do_print_to_mapfile
846 function.
847 (class Output_data_fixed_space): Likewise.
848 (class Output_data_space): Likewise.
849 (class Output_data_zero_fill): New class.
850 (Output_data_strtab::do_print_to_mapfile): New function.
851 (Output_data_reloc_base::do_print_to_mapfile): New function.
852 (Output_relocatable_relocs::do_print_to_mapfile): New function.
853 (Output_data_group::do_print_to_mapfile): New function.
854 (Output_data_got::do_print_to_mapfile): New function.
855 (Output_data_dynamic::do_print_to_mapfile): New function.
856 (Output_symtab_xindex::do_print_to_mapfile): New function.
857 (class Output_section): Declare do_print_to_mapflie. Declare
858 print_to_mapfile in Input_section.
859 (class Output_segment): Declare new functions.
860 * object.h (Sized_relobj::symbol_count): New function.
861 * script-sections.cc
862 (Output_section_element_dot_assignment::set_section_addresses):
863 Change Output_data_fixed_space to Output_data_zero_fill.
864 (Output_data_expression::do_print_to_mapfile): New function.
865 * script.cc (read_input_script): Add mapfile parameter. Change
866 all callers.
867 * script.h (read_input_script): Update declaration.
868 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
869 (Eh_frame::do_print_to_mapfile): New function.
870 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
871 (Output_merge_string::do_print_to_mapfile): New function.
872 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
873 function.
874 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
875 function.
876 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
877 function.
878 * Makefile.am (CCFILES): Add mapfile.cc.
879 (HFILES): Add mapfile.h.
880 * Makefile.in: Rebuild.
881
9f1d377b
ILT		 8822008-05-19 Ian Lance Taylor <iant@google.com>
883
884 * options.h (class General_options): Add -z relro.
885 * layout.cc (Layout::Layout): Initialize relro_segment_.
886 (Layout::add_output_section_data): Return the output section.
887 (Layout::make_output_section): Rcognize relro sections and mark
888 them appropriately.
889 (Layout::attach_allocated_section_to_segment): Put relro sections
890 in a PT_GNU_RELRO segment.
891 (Layout::create_initial_dynamic_sections): Mark the .dynamic
892 section as relro.
893 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
894 PT_TLS segments.
895 (Layout::linkonce_mapping): Map d.rel.ro.local to
896 .data.rel.ro.local.
897 (Layout::output_section_name): Us .data.rel.ro.local for any
898 section which begins with that.
899 * layout.h (class Layout): Update add_output_section_data
900 declaration. Add relro_segment_ field.
901 * output.cc (Output_section::Output_section): Initialize is_relro_
902 and is_relro_local_ fields.
903 (Output_segment::add_output_section): Group relro sections.
904 (Output_segment::is_first_section_relro): New function.
905 (Output_segment::maximum_alignment): If there is a relro section,
906 align the segment to the common page size.
907 (Output_segment::set_section_addresses): Track whether we are
908 looking at relro sections. If the last section is a relro
909 section, align to the common page size.
910 (Output_segment::set_section_list_addresses): Add in_relro
911 parameter. Change all callers. Align to the page size when
912 moving from relro to non-relro section.
913 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
914 segment.
915 * output.h (class Output_section): Add is_relro_ and
916 is_relro_local_ fields.
917 (Output_section::is_relro): New function.
918 (Output_section::set_is_relro): New function.
919 (Output_section::is_relro_local): New function.
920 (Output_section::set_is_relro_local): New function.
921 (class Output_segment): Update declarations.
922 * i386.cc (Target_i386::got_section): Mark .got section as relro.
923 * sparc.cc (Target_sparc::got_section): Likewise.
924 * x86_64.cc (Target_x86_64::got_section): Likewise.
925 * testsuite/relro_test_main.cc: New file.
926 * testsuite/relro_test.cc: New file.
927 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
928 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
929 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
930 (relro_test.so, relro_test_pic.o): New targets.
931 * testsuite/Makefile.in: Rebuild.
932
a984ee1d
ILT		 9332008-05-16 Ian Lance Taylor <iant@google.com>
934
01676dcd
ILT		 935 * output.cc (Output_segment::add_output_section): Remove front
936 parameter.
937 * output.h (class Output_segment): Remove
938 add_initial_output_section and overloaded add_output_section.
939 Update declaration of remaining add_output_section.
940 * layout.cc (Layout::create_interp): Call add_output_section
941 rather than add_initial_output_section.
942 (Layout::finish_dynamic_section): Likewise.
943
497897f9
ILT		 944 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
945 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
946 know the dynamic type.
947 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
948 field. Initialize it in constructor.
949 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
950 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
951 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
952 reloc.
953
a984ee1d
ILT		 954 * output.cc (Output_reloc::get_address): Change return type to
955 Elf_Addr.
956 * output.h (class Output_reloc): Update get_address declaration.
957 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
958 for section addresses.
959
55ba0940
ILT		 9602008-05-09 Ian Lance Taylor <iant@google.com>
961
962 PR 6493
963 * gold.cc (gold_nomem): Use return value of write.
964
75517b77
ILT		 9652008-05-08 Ian Lance Taylor <iant@google.com>
966
967 * symtab.c (Symbol::init_base_output_data): Add version
968 parameter. Change all callers.
969 (Symbol::init_base_output_segment): Likewise.
970 (Symbol::init_base_constant): Likewise.
971 (Symbol::init_base_undefined): Likewise.
972 (Sized_symbol::init_output_data): Likewise.
973 (Sized_symbol::init_output_segment): Likewise.
974 (Sized_symbol::init_constant): Likewise.
975 (Sized_symbol::init_undefined): Likewise.
976 (Symbol_table::do_define_in_output_data): If the new symbol has a
977 version, mark it as the default.
978 (Symbol_table::do_define_in_output_segment): Likewise.
979 (Symbol_table::do_define_as_constant): Likewise.
980 * symtab.h (class Symbol): Update declarations.
981 (class Sized_symbol): Likewise.
982 * resolve.cc (Symbol::override_version): New function.
c42e122e 983 (Symbol::override_base): Call override_version.
75517b77
ILT		 984 (Symbol::override_base_with_special): Likewise.
985 * testsuite/ver_script_8.script: New file.
986 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
987 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
988 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
989 (ver_test_8_1.so, ver_test_8_2.so): New targets.
990
f1f70eae
ILT		 9912008-05-06 Ian Lance Taylor <iant@google.com>
992
f3e9c5c5
ILT		 993 PR 6049
994 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
995 functions.
996 (class General_options): Remove existing --undefined, and add
997 --no-undefined instead. Add new --undefined as synonym for -u.
998 * archive.cc (Archive::add_symbols): Check whether symbol was
999 named with -u.
1000 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1001 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1002 all uses. Add IS_UNDEFINED. Update declarations to split
1003 different versions of init_base. Declare init_base_undefined.
1004 (Symbol::is_defined): Handle IS_UNDEFINED.
1005 (Symbol::is_undefined): Likewise.
1006 (Symbol::is_weak_undefined): Call is_undefined.
1007 (Symbol::is_absolute): Handle IS_CONSTANT.
1008 (class Sized_symbol): Update declarations to split different
1009 versions of init. Declare init_undefined.
1010 (class Symbol_table): Declare new functions.
1011 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1012 Change all callers.
1013 (Symbol::init_base_output_data): Likewise.
1014 (Symbol::init_base_output_segment): Likewise.
1015 (Symbol::init_base_constant): Likewise.
1016 (Symbol::init_base_undefined): New function.
1017 (Sized_symbol::init_object): Rename from init. Change all
1018 callers.
1019 (Sized_symbol::init_output_data): Likewise.
1020 (Sized_symbol::init_output_segment): Likewise.
1021 (Sized_symbol::init_constant): Likewise.
1022 (Sized_symbol::init_undefined): New function.
1023 (Symbol_table::add_undefined_symbols_from_command_line): New
1024 function.
1025 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1026 function.
1027 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1028 (Symbol::output_section): Likewise.
1029 (Symbol::set_output_section): Likewise.
1030 (Symbol_table::sized_finalize_symbol): Likewise.
1031 (Symbol_table::sized_write_globals): Likewise.
1032 * resolve.cc (Symbol_table::should_override): Likewise.
1033 (Symbol::override_base_with_special): Likewise.
1034
8bdcdf2c
ILT		 1035 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1036 symbol, change it to have default visibility.
1037 * testsuite/protected_1.cc: New file.
1038 * testsuite/protected_2.cc: New file.
1039 * testsuite/protected_3.cc: New file.
1040 * testsuite/protected_main_1.cc: New file.
1041 * testsuite/protected_main_2.cc: New file.
1042 * testsuite/protected_main_3.cc: New file.
1043 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1044 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1045 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1046 (protected_1.so): New target.
1047 (protected_1_pic.o, protected_2_pic.o): New targets.
1048 (protected_3_pic.o): New target.
1049 (check_PROGRAMS): Add protected_2.
1050 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1051 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1052 * testsuite/Makefile.in: Rebuild.
1053
2b706932
ILT		 1054 * options.h (DEFINE_var): Add set_user_set_##varname__.
1055 (DEFINE_bool_alias): New macro.
1056 (class General_options): Define -Bstatic using DEFINE_bool_alias
1057 rather than DEFINE_special. Add --undefined as an alias for -z
1058 defs.
1059 * options.cc (General_options::parse_Bstatic): Remove.
1060
d82a5bcc
ILT		 1061 * options.h (class General_options): Add --fatal-warnings.
1062 * main.cc (main): Implement --fatal-warnings.
1063 * errors.h (Errors::warning_count): New function.
1064
f1f70eae
ILT		 1065 * options.h (class General_options): Add -Bsymbolic-functions.
1066 * symtab.h (Symbol::is_preemptible): Check for
1067 -Bsymbolic-functions.
1068
8825ac63
ILT		 10692008-05-05 Ian Lance Taylor <iant@google.com>
1070
d98bc257
ILT		 1071 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1072 as noVARNAME rather than no-VARNAME.
1073 (class General_options): Add option -z combreloc.
1074 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1075 get_address.
1076 (Output_reloc::sort_before) [SHT_REL]: New function.
1077 (Output_reloc::sort_before) [SHT_RELA]: New function.
1078 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1079 Sort_relocs_comparison.
1080 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1081 parameter. Change all callers.
1082 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1083 sort_relocs parameter. Change all callers.
1084 * output.cc (Output_reloc::get_address): New function, broken out
1085 of write_rel.
1086 (Output_reloc::write_rel): Call it.
1087 (Output_reloc::compare): New function.
1088 (Output_data_reloc_base::do_write): Optionally sort relocs.
1089
60b2b4e7
ILT		 1090 * configure.ac: If targ_extra_obj is set, link it in.
1091 * configure.tgt: Initialize all variables.
1092 (x86_64*): Set targ_extra_obj and targ_extra_size.
1093 * configure: Rebuild.
1094
8825ac63
ILT		 1095 * object.cc (Sized_relobj::include_section_group): Adjust section
1096 indexes read from group data. Build vector to pass to
1097 layout_group.
1098 * layout.cc (Layout::layout_group): Add flags and shndxes
1099 parameters. Remove contents parameter. Change caller. Update
1100 explicit instantiations.
1101 * layout.h (class Layout): Update layout_group declaration.
1102 * output.cc (Output_data_group::Output_data_group): Add flags and
1103 input_shndxes parameters. Remove contents parameter. Change
1104 caller.
1105 (Output_data_group::do_write): Change input_sections_ to
1106 input_shndxes_.
1107 * output.h (class Output_data_group): Update constructor
1108 declaration. Rename input_sections_ to input_shndxes_.
1109 * testsuite/many_sections_test.cc: Add template.
1110
e94cf127
CC		 11112008-04-30 Cary Coutant <ccoutant@google.com>
1112
4418b2d5
CC		 1113 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1114
e94cf127
CC		 1115 * layout.cc (Layout::include_section): Refactored check for debug
1116 info section.
1117 (Layout::add_comdat): Add new parameters. Change type
1118 of signature parameter. Add object and shndx to signatures table.
1119 (Layout::find_kept_object): New function.
1120 * layout.h: Include <cstring>.
1121 (Layout::is_debug_info_section): New function.
1122 (Layout::add_comdat): Add new parameters.
1123 (Layout::find_kept_object): New function.
1124 (Layout::Kept_section): New struct.
1125 (Layout::Signatures): Change type of map range.
1126 * object.cc (Relobj::output_section_address): New function.
1127 (Sized_relobj::include_section_group): Add new parameters. Change
1128 calls to Layout::add_comdat. Change to build table of kept comdat
1129 groups and table mapping discarded sections to kept sections.
1130 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1131 (Sized_relobj::do_layout): Change calls to include_section_group and
1132 include_linkonce_section.
1133 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1134 value to zero when section is discarded.
1135 (Sized_relobj::map_to_kept_section): New function.
1136 * object.h (Relobj::output_section_address): New function.
1137 (Relobj::Comdat_group): New type.
1138 (Relobj::find_comdat_group): New function.
1139 (Relobj::Comdat_group_table): New type.
1140 (Relobj::Kept_comdat_section): New type.
1141 (Relobj::Kept_comdat_section_table): New type.
1142 (Relobj::add_comdat_group): New function.
1143 (Relobj::set_kept_comdat_section): New function.
1144 (Relobj::get_kept_comdat_section): New function.
1145 (Relobj::comdat_groups_): New field.
1146 (Relobj::kept_comdat_sections_): New field.
1147 (Symbol_value::input_value): Update comment.
1148 (Sized_relobj::map_to_kept_section) New function.
1149 (Sized_relobj::include_linkonce_section): Add new parameter.
1150 * target-reloc.h (Comdat_behavior): New type.
1151 (get_comdat_behavior): New function.
1152 (relocate_section): Add code to map a discarded section to the
1153 corresponding kept section when applying a relocation.
1154
e4e5049b
CS		 11552008-04-30 Craig Silverstein <csilvers@google.com>
1156
1157 * dwarf_reader.cc (next_generation_count): New static var.
1158 (Addr2line_cache_entry): New struct.
1159 (addr2line_cache): New static var.
1160 (Dwarf_line_info::one_addr2line): Added caching.
1161 (Dwarf_line_info::clear_addr2line_cache): New function.
1162 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1163 cache-size parameter.
1164 (Dwarf_line_info::one_addr2line_cache): New function.
1165 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1166 new cache-size argument to one_addr2line(), and clear cache.
1167
d09e9154
CC		 11682008-04-28 Cary Coutant <ccoutant@google.com>
1169
1170 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1171 R_386_PC8 relocations.
1172
7ef73768
ILT		 11732008-04-23 Ian Lance Taylor <iant@google.com>
1174
55438702
ILT		 1175 * object.cc (Sized_relobj::include_section_group): Check for
1176 invalid section group.
1177
c165fb93
ILT		 1178 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1179 header size.
1180
7ef73768
ILT		 1181 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1182 than read for file header.
1183 * archive.cc (Archive::include_member): Likewise.
1184
6194aaab
L		 11852008-04-23 Paolo Bonzini <bonzini@gnu.org>
1186
1187 * aclocal.m4: Regenerate.
1188 * configure: Regenerate.
1189
d491d34e
ILT		 11902008-04-19 Ian Lance Taylor <iant@google.com>
1191
5ea2bac6
ILT		 1192 * version.cc (version_string): Bump to 1.6.
1193
7bc3e21a
ILT		 1194 * testsuite/Makefile.am (many_sections_r_test): New target.
1195 (many_sections_r_test_SOURCES): Remove.
1196 (many_sections_r_test_DEPENDENCIES): Remove.
1197 (many_sections_r_test_LDFLAGS): Remove.
1198 (many_sections_r_test_LDADD): Remove.
1199
7fcd3aa9
ILT		 1200 * object.cc (Sized_relobj::do_add_symbols): Always pass
1201 local_symbol_count_ to add_from_relobj.
1202
4c94d6ae
ILT		 1203 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1204 every thousand variables.
1205 * testsuite/Makefile.in: Rebuild.
1206
d491d34e
ILT		 1207 * object.cc (Xindex::initialize_symtab_xindex): New function.
1208 (Xindex::read_symtab_xindex): New function.
1209 (Xindex::sym_xindex_to_shndx): New function.
1210 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1211 available.
1212 (Sized_relobj::do_initialize_xindex): New function.
1213 (Sized_relobj::do_read_symbols): Adjust section links.
1214 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1215 parameter. Change all callers.
1216 (Sized_relobj::include_section_group): Adjust section links and
1217 symbol section indexes.
1218 (Sized_relobj::do_layout): Adjust section links.
1219 (Sized_relobj::do_count_local_symbols): Adjust section links and
1220 symbol section indexes.
1221 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1222 ordinary and special symbols.
1223 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1224 dynsym_xindex parameters. Change all callers. Adjust section
1225 links. Use SHN_XINDEX when needed.
1226 (Sized_relobj::get_symbol_location_info): Adjust section links.
1227 Don't get fooled by special symbols.
1228 * object.h (class Xindex): Define.
1229 (class Object): Add xindex_ parameter. Declare virtual functoin
1230 do_initialize_xindex.
1231 (Object::adjust_sym_shndx): New function.
1232 (Object::set_xindex): New protected function.
1233 (class Symbol_value): Add is_ordinary_shndx_ field.
1234 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1235 (Symbol_value::value): Assert ordinary section.
1236 (Symbol_value::initialize_input_to_output_map): Likewise.
1237 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1238 Change all callers.
1239 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1240 all callers.
1241 (class Sized_relobj): Update declarations.
1242 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1243 parameter. Change all callers.
1244 (Sized_relobj::adjust_shndx): New function.
1245 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1246 field.
1247 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1248 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1249 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1250 (Sized_dynobj::read_dynsym_section): Adjust section links.
1251 (Sized_dynobj::read_dynamic): Likewise.
1252 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1253 section links.
1254 (Sized_dynobj::do_initialize_xindex): New function.
1255 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1256 do_initialize_xindex.
1257 (Sized_dynobj::adjust_shndx): New function.
1258 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1259 dynsym_xindex_ fields.
1260 (Layout::finalize): Add a call to set_section_indexes before
1261 creating the symtab sections.
1262 (Layout::set_section_indexes): Don't do anything if the section
1263 already has a section index.
1264 (Layout::create_symtab_sections): Add shnum parameter. Change
1265 caller. Create .symtab_shndx section if needed.
1266 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1267 caller.
1268 (Layout::allocated_output_section_count): New function.
1269 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1270 needed.
1271 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1272 fields. Update declarations.
1273 (Layout::symtab_xindex): New function.
1274 (Layout::dynsym_xindex): New function.
1275 (class Write_symbols_task): Add layout_ field.
1276 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1277 Change caller.
1278 * output.cc (Output_section_headers::Output_section_headers): Add
1279 shstrtab_section parameter. Change all callers.
1280 (Output_section_headers::do_sized_write): Store overflow values
1281 for section count and section string table section index in
1282 section header zero.
1283 (Output_file_header::do_sized_write): Check for overflow of
1284 section count and section string table section index.
1285 (Output_symtab_xindex::do_write): New function.
1286 (Output_symtab_xindex::endian_do_write): New function.
1287 * output.h (class Output_section_headers): Add shstrtab_section_.
1288 Update declarations.
1289 (class Output_symtab_xindex): Define.
1290 (Output_section::has_out_shndx): New function.
1291 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1292 field.
1293 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1294 Change all callers.
1295 (Sized_symbol::init): Likewise.
1296 (Symbol::output_section): Check for ordinary symbol.
1297 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1298 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1299 callers.
1300 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1301 Change all callers. Simplify handling of symbols from sections
1302 not included in the link.
1303 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1304 distinction.
1305 (Weak_alias_sorter::operator()): Assert that symbols are
1306 ordinary.
1307 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1308 distinction.
1309 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1310 parameters. Change all callers.
1311 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1312 symbol distinction. Use SHN_XINDEX when needed.
1313 (Symbol_table::write_section_symbol): Add symtab_xindex
1314 parameter. Change all callers.
1315 (Symbol_table::sized_write_section_symbol): Likewise. Use
1316 SHN_XINDEX when needed.
1317 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1318 declarations.
1319 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1320 (Symbol::is_defined): Check is_ordinary.
1321 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1322 (Symbol::is_absolute, Symbol::is_common): Likewise.
1323 (class Sized_symbol): Update declarations.
1324 (class Symbol_table): Update declarations.
1325 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1326 parameters. Change all callers.
1327 (Sized_symbol::override): Likewise.
1328 (Symbol_table::override): Likewise.
1329 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1330 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1331 is_ordinary, and orig_st_shndx parameters. Change all callers.
1332 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1333 to be in an ordinary section.
1334 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1335 object and is_ordinary parameters. Change all callers.
1336 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1337 Change all callers. Don't add undefined or non-ordinary symbols
1338 to reloc_map_.
1339 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1340 Change all callers.
1341 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1342 declarations.
1343 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1344 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1345 (Sized_relobj::relocate_sections): Likewise.
1346 * target-reloc.h (scan_relocs): Adjust section symbol index.
1347 (scan_relocatable_relocs): Likewise.
1348 * i386.cc (Scan::local): Check for ordinary symbols.
1349 * sparc.cc (Scan::local): Likewise.
1350 * x86_64.cc (Scan::local): Likewise.
1351 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1352 to symbol_section_and_value.
1353 * testsuite/many_sections_test.cc: New file.
1354 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1355 (check_PROGRAMS): Add many_sections_test.
1356 (many_sections_test_SOURCES): Define.
1357 (many_sections_test_DEPENDENCIES): Define.
1358 (many_sections_test_LDFLAGS): Define.
1359 (BUILT_SOURCES): Add many_sections_define.h.
1360 (many_sections_define.h): New target.
1361 (BUILT_SOURCES): Add many_sections_check.h.
1362 (many_sections_check.h): New target.
1363 (check_PROGRAMS): Add many_sections_r_test.
1364 (many_sections_r_test_SOURCES): Define.
1365 (many_sections_r_test_DEPENDENCIES): Define.
1366 (many_sections_r_test_LDFLAGS): Define.
1367 (many_sections_r_test_LDADD): Define.
1368 (many_sections_r_test.o): New target.
1369 * testsuite/Makefile.in: Rebuild.
1370
c5818ff1
CC		 13712008-04-17 Cary Coutant <ccoutant@google.com>
1372
1373 * errors.cc (Errors::info): New function.
1374 (gold_info): New function.
1375 * errors.h (Errors::info): New function.
1376 * gold.h (gold_info): New function.
1377 * object.cc (Input_objects::add_object): Print trace output.
1378 * options.cc (options::parse_set): New function.
1379 (General_options::parse_wrap): Deleted.
1380 (General_options::General_options): Deleted initializer.
1381 * options.h (options::String_set): New typedef.
1382 (options::parse_set): New function.
1383 (DEFINE_set): New macro.
1384 (General_options::wrap): Changed to use DEFINE_set. Changed
1385 callers of any_wrap_symbols and is_wrap_symbol.
1386 (General_options::trace, General_options::trace_symbol):
1387 New options.
1388 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1389 (General_options::wrap_symbols_): Deleted.
1390 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1391
b5be4a7c
DM		 13922008-04-17 David S. Miller <davem@davemloft.net>
1393
1394 * options.cc (General_options::parse_V): New function.
1395 * options.h: Add entries for -V and -Qy.
1396
155a0dd7
ILT		 13972008-04-17 Ian Lance Taylor <iant@google.com>
1398
1399 * common.cc (Symbol_table::allocate_commons): Remove options
1400 parameter. Change caller.
1401 (Symbol_table::do_allocate_commons): Remove options parameter.
1402 Change caller. Just call do_allocate_commons_list twice.
1403 (Symbol_table::do_allocate_commons_list): New function, broken out
1404 of do_allocate_commons.
1405 * common.h (class Allocate_commons_task): Remove options_ field.
1406 Update constructor.
1407 * symtab.cc (Symbol_table::Symbol_table): Initialize
1408 tls_commons_.
1409 (Symbol_table::add_from_object): Put TLS common symbols on
1410 tls_commons_ list.
1411 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1412 which are IN_OUTPUT_DATA.
1413 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1414 allocate_commons and do_allocate_commons declarations. Declare
1415 do_allocate_commons_list.
1416 * gold.cc (queue_middle_tasks): Update creation of
1417 Allocate_commons_task to not pass options.
1418 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1419 (TLS_TEST_C_FLAGS): New variable.
1420 (tls_test_c_pic.o): New target.
1421 (tls_test_shared.so): Link in tls_test_c_pic.o.
1422 (tls_test_c_pic_ie.o): New target.
1423 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1424 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1425 (tls_test_c.o): New target.
1426 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1427 (tls_pic_test_LDADD): Likewise.
1428 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1429 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1430 (tls_test_c_gnu2.o): New target.
1431 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1432 tls_test_c_gnu2.o.
1433 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1434 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1435 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1436 * testsuite/tls_test.cc: Include "config.h".
1437 (t_last): Call t11_last.
1438 * testsuite/tls_test.h (t11, t11_last): Declare.
1439 * testsuite/tls_test_c.c: New file.
1440 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1441 * configure.ac: Check for OpenMP support.
1442 * configure, config.in, Makefile.in: Rebuild.
1443 * testsuite/Makefile.in: Rebuild.
1444
edfbb029
CC		 14452008-04-16 Cary Coutant <ccoutant@google.com>
1446
1447 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1448 (Target_i386::tls_base_symbol_defined_): New field.
1449 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1450 (Target_i386::Scan::global): Likewise.
1451 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1452 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1453 (Target_x86_64::tls_base_symbol_defined_): New field.
1454 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1455 (Target_x86_64::Scan::global): Likewise.
1456
f3c69fca
CC		 14572008-04-16 Cary Coutant <ccoutant@google.com>
1458
1459 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1460 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1461 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1462 building shared libraries.
1463 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1464 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1465 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1466 * testsuite/Makefile.in: Rebuild.
1467 * testsuite/weak_undef.h: New file.
1468 * testsuite/weak_undef_file1.cc: Add extra test cases.
1469 * testsuite/weak_undef_file2.cc: Likewise.
1470 * testsuite/weak_undef_test.cc: Likewise.
1471
7c414435
DM		 14722008-04-16 David S. Miller <davem@davemloft.net>
1473
32b769e1
DM		 1474 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1475 Add issued_non_pic_error_ field. Declare check_non_pic.
1476 (Target_sparc::Scan::check_non_pic): New function.
1477 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1478 (Target_sparc::Scan::global): Likewise.
1479
11936fb1
DM		 1480 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1481 * configure: Rebuild.
1482
7c414435
DM		 1483 * options.h (DEFINE_enable): New macro.
1484 (new_dtags): New enable option.
1485 (initfirst, interpose, loadfltr, nodefaultlib,
1486 nodelete, nodlopen, nodump): New -z options.
1487 * layout.cc (Layout:finish_dynamic_section): If new
1488 dtags enabled, emit DT_RUNPATH. Also, emit a
1489 DT_FLAGS_1 containing any specified -z flags.
1490
85c7bf8b
ILT		 14912008-04-16 Ian Lance Taylor <iant@google.com>
1492
12c0daef
ILT		 1493 * copy-relocs.cc: New file.
1494 * copy-relocs.h: New file.
1495 * reloc.cc: Remove Copy_relocs code.
1496 * reloc.h: Likewise.
1497 * reloc-types.h (struct Reloc_types) [both versions]: Add
1498 get_reloc_addend_noerror.
1499 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1500 variants of add_global which take an addend which must be zero.
1501 * i386.cc: Include "copy-relocs.h".
1502 (class Target_i386): Change type of copy_relocs_ to variable,
1503 update initializer.
1504 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1505 Change all callers.
1506 (Target_i386::do_finalize_sections): Change handling of
1507 copy_relocs_.
1508 * sparc.cc: Include "copy-relocs.h".
1509 (class Target_sparc): Change type of copy_relocs_ to variable,
1510 update initializer.
1511 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1512 Change all callers.
1513 (Target_sparc::do_finalize_sections): Change handling of
1514 copy_relocs_.
1515 * x86_64.cc: Include "copy-relocs.h".
1516 (class Target_x86_64): Change type of copy_relocs_ to variable,
1517 update initializer.
1518 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1519 class. Change all callers.
1520 (Target_x86_64::do_finalize_sections): Change handling of
1521 copy_relocs_.
1522 * Makefile.am (CCFILES): Add copy-relocs.cc.
1523 (HFILES): Add copy-relocs.h.
1524
4f4995b6
ILT		 1525 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1526
85c7bf8b
ILT		 1527 * testsuite/script_test_4.sh: Permit leading zeroes.
1528
4f2a9edd
ILT		 15292008-04-15 Ian Lance Taylor <iant@google.com>
1530
e6188289
ILT		 1531 * script-sections.cc (Script_sections::create_segments): Use
1532 header_size_adjustment even when there is enough room for the
1533 headers.
1534 * testsuite/script_test_4.sh: New file.
1535 * testsuite/script_test_4.t: New file.
1536 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1537 (check_DATA): Add script_test_4.stdout.
1538 (MOSTLYCLEANFILES): Likewise.
1539 (script_test_4): New target.
1540 (script_test_4.stdout): New target.
1541 * testsuite/Makefile.in: Rebuild.
1542
4f2a9edd
ILT		 1543 * sparc.cc: Add definitions for Output_data_plt_sparc class
1544 constants.
1545
f5314dd5
DM		 15462008-04-14 David S. Miller <davem@davemloft.net>
1547
1548 * sparc.cc: New file.
1549 * Makefile.am (TARGETSOURCES): Add sparc.cc
1550 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1551 * configure.tgt: Document targ_extra_size and
1552 targ_extra_big_endian. Add entries for sparc-* and
1553 sparc64-*.
1554 * configure.ac: Handle targ_extra_size and
1555 targ_extra_big_endian.
1556 * Makefile.in: Rebuild.
1557 * configure: Likewise.
1558 * po/POTFILES.in: Likewise.
1559 * po/gold.pot: Likewise.
1560
154e0e9a
ILT		 15612008-04-14 Ian Lance Taylor <iant@google.com>
1562
1563 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1564 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1565 in the name/type/flags to section mapping. Don't call
1566 allocate_output_section.
1567 (Layout::choose_output_section): Change parameter from adjust_name
1568 to is_input_section. Don't permit input sections after sections
1569 are attached to segments. Don't call allocate_output_section.
1570 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1571 not write_enable_output_section.
1572 (Layout::make_output_section): Don't push to
1573 unattached_section_list_ nor call attach_to_segment. Call
1574 attach_section_to_segment if sections are attached.
1575 (Layout::attach_sections_to_segments): New function.
1576 (Layout::attach_section_to_segment): New function.
1577 (Layout::attach_allocated_section_to_segment): Rename from
1578 attach_to_segment. Remove flags parameter.
1579 (Layout::allocate_output_section): Remove function.
1580 (Layout::write_enable_output_section): Remove function.
1581 * layout.h (class Layout): Update for above changes. Add new
1582 field sections_are_attached_.
1583 * output.h (Output_section::update_flags_for_input_section): New
1584 function.
1585 * output.cc (Output_section::add_input_section): Call
1586 update_flags_for_input_section.
1587 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1588
009a67a2
CC		 15892008-04-11 Cary Coutant <ccoutant@google.com>
1590
1591 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1592 thought unnecessary.
1593 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1594
759b1a24
ILT		 15952008-04-11 Ian Lance Taylor <iant@google.com>
1596
1597 * output.h (class Output_section_data): Remove inline definition
1598 of set_addralign.
1599 * output.cc (Output_section_data::set_addralign): New function.
1600
c2b45e22
CC		 16012008-04-11 Cary Coutant <ccoutant@google.com>
1602
1603 Add support for TLS descriptors for i386 and x86_64.
1604 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1605 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1606 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1607 GOT_TYPE_TLS_DESC.
1608 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1609 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1610 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1611 relocations.
1612 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1613 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1614 Fix problem with initial-exec relocations.
1615 (Target_i386::Relocate::relocate_tls): Likewise.
1616 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1617 relaxation.
1618 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1619 support for section-plus-offset dynamic table entries.
1620 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1621 (Output_data_dynamic::Dynamic_entry): Add support for
1622 section-plus-offset dynamic table entries.
1623 (Output_data_dynamic::Classification): Likewise.
1624 (Output_data_dynamic::classification_): Renamed offset_.
1625 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1626 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1627 (Target_x86_64::make_plt_section): New function.
1628 (Target_x86_64::reserve_tlsdesc_entries): New function.
1629 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1630 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1631 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1632 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1633 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1634 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1635 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1636 add extra PLT entry for TLS descriptors.
1637 (Output_data_plt_x86_64::got_): New field.
1638 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1639 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1640 fields.
1641 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1642 descriptors.
1643 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1644 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1645 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1646 R_386_TLS_DESC_CALL relocations.
1647 (Target_x86_64::Scan::global): Likewise.
1648 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1649 for TLS descriptors.
1650 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1651 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1652 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1653 GD-to-IE relaxation.
1654 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1655 and TLS_DESCRIPTORS.
1656 * Makefile.in: Rebuild.
1657 * configure: Rebuild.
1658 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1659 (tls_test_shared2.so): New target.
1660 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1661 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1662 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1663 (tls_shared_gd_to_ie_test_LDADD): New variable.
1664 (tls_shared_gnu2_gd_to_ie_test): New target.
1665 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1666 New targets.
1667 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1668 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1669 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1670 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1671 (tls_shared_gnu2_test): New target.
1672 (tls_test_gnu2_shared.so): New target.
1673 (tls_shared_gnu2_test_SOURCES): New variable.
1674 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1675 (tls_shared_gnu2_test_LDFLAGS): New variable.
1676 (tls_shared_gnu2_test_LDADD): New variable.
1677 * testsuite/Makefile.in: Rebuild.
1678 * testsuite/Makefile.
1679
83bfb6b7
ILT		 16802008-04-11 Ian Lance Taylor <iant@google.com>
1681
1682 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1683 justsyms.t.
1684 * testsuite/Makefile.in: Rebuild.
1685
1686 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1687 long.
1688 * testsuite/script_test_2.cc (main): Adjust test.
1689
706e1f5e
ILT		 16902008-04-11 David S. Miller <davem@davemloft.net>
1691 Ian Lance Taylor <iant@google.com>
1692
1693 * options.h (General_options): Add entries for '-Y' and
1694 '-relax'.
1695 * options.cc (General_options:finalize): If -Y was used, add those
1696 entries to the library path instead of the default "/lib" and
1697 "/usr/lib".
1698
7c98e6bb
DM		 16992008-04-11 David S. Miller <davem@davemloft.net>
1700
1701 * testsuite/justsyms.t: Start at 0x100.
1702 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1703 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1704 long.
1705 * testsuite/script_test_2.cc: Adjust string and section length
1706 checks.
7c98e6bb 1707
99a37bfd
ILT		 17082008-04-09 Ian Lance Taylor <iant@google.com>
1709
2cefc357
ILT		 1710 PR gold/5996
1711 * script-sections.cc (Sections_element::allocate_to_segment): Add
1712 orphan parameter.
1713 (Output_section_definition::allocate_to_segment): Likewise.
1714 (Orphan_output_section::allocate_to_segment): Likewise.
1715 (Script_sections::attach_sections_using_phdrs_clause): Don't
1716 propagate non-PT_LOAD segments to orphan sections.
1717 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1718 readelf rather than objdump.
1719 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1720 .interp section and PT_INTERP segment are the same size.
1721 * testsuite/Makefile.in: Rebuild.
1722
99a37bfd
ILT		 1723 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1724 aliases for symbols defined in the same object.
1725 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1726 (weak_alias_test_SOURCES): New variable.
1727 (weak_alias_test_DEPENDENCIES): New variable.
1728 (weak_alias_test_LDFLAGS): New variable.
1729 (weak_alias_test_LDADD): New variable.
1730 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1731 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1732 (weak_alias_test_3.o): New target.
1733 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1734 * testsuite/weak_alias_test_main.cc: New file.
1735 * testsuite/weak_alias_test_1.cc: New file.
1736 * testsuite/weak_alias_test_2.cc: New file.
1737 * testsuite/weak_alias_test_3.cc: New file.
1738
780e49c5
ILT		 17392008-04-08 Ian Lance Taylor <iant@google.com>
1740
cdb0b8f5
ILT		 1741 * options.h (class General_options): Add --noinhibit-exec option.
1742 * main.cc (main): Check --noinhibit-exec.
1743
0864d551
ILT		 1744 * options.h (class General_options): Define --wrap as a special
1745 option. Add wrap_symbols_ field.
1746 (General_options::any_wrap_symbols): New function.
1747 (General_options::is_wrap_symbol): New function.
1748 * options.cc (General_options::parse_wrap): New function.
1749 (General_options::General_options): Initialize wrap_symbols_.
1750 * symtab.cc (Symbol_table::wrap_symbol): New function.
1751 (Symbol_table::add_from_object): Handle --wrap.
1752 * symtab.h (class Symbol_table): Declare wrap_symbol.
1753 * target.h (Target::wrap_char): New function.
1754 (Target::Target_info): Add wrap_char field.
1755 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1756 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1757 * testsuite/testfile.cc (Target_test::test_target_info):
1758 Likewise.
1759
789aa6de
ILT		 1760 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1761 there is one.
1762
2c38906f
ILT		 1763 * layout.h (class Layout): Add added_eh_frame_data_ field.
1764 * layout.cc (Layout::Layout): Initialize new field.
1765 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1766 output section until we find a section we merged successfully.
1767 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1768 that the size be non-zero.
1769
780e49c5
ILT		 1770 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1771 qualifier.
1772
7fcd0256
ILT		 17732008-04-08 Craig Silverstein <csilvers@google.com>
1774
1775 * configure.ac: Export new conditional variable HAVE_ZLIB.
1776 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1777 on HAVE_ZLIB.
1778 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1779 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1780
6835af53
ILT		 17812008-04-07 Ian Lance Taylor <iant@google.com>
1782
e24f324c
ILT		 1783 * version.cc (version_string): Set to "1.5".
1784
a036edd8
ILT		 1785 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1786 Add issued_non_pic_error_ field. Declare check_non_pic.
1787 (Target_x86_64::Scan::check_non_pic): New function.
1788 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1789 (Target_x86_64::Scan::global): Likewise.
1790
624f8810
ILT		 1791 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1792 addend parameter. Change caller. Handle merge sections.
1793 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1794 Address to Addend. Don't add in the result of
1795 local_section_offset, pass down the addend and use the returned
1796 value.
1797 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1798 Update declarations of local_section_offset and symbol_value.
1799 * testsuite/two_file_test_1.cc (t18): New function.
1800 * testsuite/two_file_test_2.cc (f18): New function.
1801 * testsuite/two_file_test_main.cc (main): Call t18.
1802 * testsuite/two_file_test.h (t18, f18): Declare.
1803
6835af53
ILT		 1804 * configure.ac: Don't test for objdump, c++filt, or readelf.
1805 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1806 conditionals.
1807 (TEST_READELF): New variable.
1808 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1809 (check_PROGRAMS): Add two_file_strip_test.
1810 (two_file_strip_test): New target.
1811 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1812 (two_file_same_shared_strip_test_SOURCES): New variable.
1813 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1814 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1815 (two_file_same_shared_strip_test_LDADD): New variable.
1816 (two_file_shared_strip.so): New target.
1817 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1818 (ver_test_5.syms, ver_test_7.syms): Likewise.
1819 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1820 (strip_test_3.stdout): Use TEST_OBJDUMP.
1821 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1822
86925eef
CC		 18232008-04-04 Cary Coutant <ccoutant@google.com>
1824
1825 * symtab.h (Symbol::is_weak_undefined): New function.
1826 (Symbol::is_strong_undefined): New function.
1827 (Symbol::is_absolute): New function.
1828 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1829 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1830 absolute symbols.
1831 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1832 (weak_undef_test): New target.
1833 * testsuite/Makefile.in: Rebuild.
1834 * testsuite/weak_undef_file1.cc: New file.
1835 * testsuite/weak_undef_file2.cc: New file.
1836 * testsuite/weak_undef_test.cc: New file.
1837
126f3ece
ILT		 18382008-04-03 Craig Silverstein <csilvers@google.com>
1839
1840 * compressed_output.h (class Output_compressed_section): Use
1841 unsigned buffer.
1842 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1843 add zlib header.
1844 (zlib_compressed_suffix): Removed.
1845 (Output_compressed_section::set_final_data_size): Use unsigned
1846 buffers.
1847 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1848 Fix linker invocation.
1849 (flagstest_o_specialfile_and_compress_debug_sections):
1850 Likewise.
1851 * testsuite/Makefile.in: Regenerated.
1852
deae2a14
DM		 18532008-04-02 David S. Miller <davem@davemloft.net>
1854
1855 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1856 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1857
70752818
ILT		 18582008-04-02 Craig Silverstein <csilvers@google.com>
1859
1860 * TODO: New file.
1861
39d0cb0e
ILT		 18622008-04-02 Ian Lance Taylor <iant@google.com>
1863
1864 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1865 parameters. Update for new key type to views_. Change all
1866 callers.
1867 (File_read::read): Adjust for byteshift in returned view.
1868 (File_read::add_view): New function, broken out of
1869 find_and_make_view.
1870 (File_read::make_view): New function, broken out of
1871 find_and_make_view.
1872 (File_read::find_or_make_view): Add offset and aligned
1873 parameters. Rewrite accordingly. Change all callers.
1874 (File_read::get_view): Add offset and aligned parameters. Adjust
1875 for byteshift in return value.
1876 (File_read::get_lasting_view): Likewise.
1877 * fileread.h (class File_read): Update declarations.
1878 (class File_read::View): Add byteshift_ field. Add byteshift to
1879 constructor. Add byteshift method.
1880 * archive.h (Archive::clear_uncached_views): New function.
1881 (Archive::get_view): Add aligned parameter. Change all callers.
1882 * object.h (Object::get_view): Add aligned parameter. Change all
1883 callers.
1884 (Object::get_lasting_view): Likewise.
1885
1886 * fileread.cc (File_read::release): Don't call clear_views if
1887 there are multiple objects.
1888 * fileread.h (File_read::clear_uncached_views): New function.
1889 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1890 on the archive.
1891
a1207466
CC		 18922008-03-31 Cary Coutant <ccoutant@google.com>
1893
1894 Add thin archive support.
1895 * archive.cc (Archive::armagt): New const.
1896 (Archive::setup): Remove task parameter and calls to unlock.
1897 (Archive::unlock_nested_archives): New function.
1898 (Archive::read_header): Add nested_off parameter. Change
1899 all callers.
1900 (Archive::interpret_header): Likewise.
1901 (Archive::include_all_members): Change to handle thin
1902 archives.
1903 (Archive::include_member): Likewise.
1904 * archive.h (Archive::Archive): Add new parameters and
1905 initializers.
1906 (Archive::armagt): New const.
1907 (Archive::setup): Remove task parameter.
1908 (Archive::unlock_nested_archives): New function.
1909 (Archive::read_header): Add nested_off parameter.
1910 (Archive::interpret_header): Likewise.
1911 (Archive::Nested_archive_table): New typedef.
1912 (Archive::is_thin_archive_): New field.
1913 (Archive::nested_archives_): New field.
1914 (Archive::options_): New field.
1915 (Archive::dirpath_): New field.
1916 (Archive::task_): New field.
1917 * readsyms.cc (Read_symbols::do_read_symbols): Add check
1918 for thin archives. Pass additional parameters to
1919 Archive::Archive. Unlock the archive file after calling
1920 Archive::setup.
1921
479f6503
ILT		 19222008-03-29 Ian Lance Taylor <iant@google.com>
1923
686c8caf
ILT		 1924 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1925 version symbol to be local.
1926 * testsuite/ver_test_4.sh: New file.
1927 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1928 (check_DATA): Add ver_test_4.syms.
1929 (ver_test_4.syms): New target.
1930 * testsuite/Makefile.in: Rebuild.
1931
ab794b6b
ILT		 1932 * output.cc
1933 (Output_section::Input_section_sort_entry::has_priority): New
1934 function.
1935 (Output_section::Input_section_sort_entry::match_file_name): New
1936 function.
1937 (Output_section::Input_section_sort_entry::match_section_name):
1938 Remove.
1939 (Output_section::Input_section_sort_entry::match_section_name_prefix):
1940 Remove.
1941 (Output_section::Input_section_sort_entry::match_section_file):
1942 Remove.
1943 (Output_section::Input_section_sort_compare::operator()): Rewrite
1944 using new Input_section_sort_entry functions. Sort crtbegin and
1945 crtend first. Sort sections with no priority before sections with
1946 a priority.
1947 * testsuite/initpri1.c (d3): Check j != 4.
1948 (cd5): New constructor/destructor function.
1949 (main): Check j != 2.
1950
479f6503
ILT		 1951 * symtab.cc (Symbol_table::add_from_object): If we don't use the
1952 new symbol when resolving, don't call set_is_default.
1953 * testsuite/ver_test_7.cc: New file.
1954 * testsuite/ver_test_7.sh: New file.
1955 * testsuite/Makefile.am (ver_test_7.so): New target.
1956 (ver_test_7.o): New target.
1957 (check_SCRIPTS): Add ver_test_7.sh.
1958 (check_DATA): Add ver_test_7.syms.
1959 (ver_test_7.syms): New target.
1960
2fd32231
ILT		 19612008-03-28 Ian Lance Taylor <iant@google.com>
1962
1963 * layout.cc (Layout::layout): If we see an input section with a
1964 name that needs sorting, set the must_sort flag for the output
1965 section.
1966 (Layout::make_output_section): If the name of the output section
1967 indicates that it might require sorting, set the may_sort flag.
1968 * output.h (Output_section::may_sort_attached_input_sections): New
1969 function.
1970 (Output_section::set_may_sort_attached_input_sections): New
1971 function.
1972 (Output_section::must_sort_attached_input_sections): New
1973 function.
1974 (Output_section::set_must_sort_attached_input_sections): New
1975 function.
1976 (class Output_section): Declare Input_section_sort_entry. Define
1977 Input_section_sort_compare. Declare
1978 sort_attached_input_sections. Add new fields:
1979 may_sort_attached_input_sections_,
1980 must_sort_attached_input_sections_,
1981 attached_input_sections_are_sorted_.
1982 * output.cc (Output_section::Output_section): Initialize new
1983 fields.
1984 (Output_section::add_input_section): Add an entry to
1985 input_sections_ if may_sort or must_sort are true.
1986 (Output_section::set_final_data_size): Call
1987 sort_attached_input_sections if necessary.
1988 (Output_section::Input_section_sort_entry): Define new class.
1989 (Output_section::Input_section_sort_compare::operator()): New
1990 function.
1991 (Output_section::sort_attached_input_sections): New function.
1992 * configure.ac: Check whether the compiler supports constructor
1993 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
1994 * testsuite/initpri1.c: New file.
1995 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
1996 CONSTRUCTOR_PRIORITY.
1997 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
1998 (initpri1_LDFLAGS): New variable.
1999 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2000
18e6b24e
ILT		 20012008-03-27 Ian Lance Taylor <iant@google.com>
2002
49bdd526
ILT		 2003 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2004 * testsuite/common_test_1.c: New file.
2005 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2006 (common_test_1_SOURCES): New variable.
2007 (common_test_1_DEPENDENCIES): New variable.
2008 (common_test_1_LDFLAGS): New variable.
2009
18e6b24e
ILT		 2010 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2011 and commons_ correctly when NAME/VERSION does not override
2012 NAME/NULL.
2013 * testsuite/ver_test_6.c: New file.
2014 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2015 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2016 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2017
04bf7072
ILT		 20182008-03-26 Ian Lance Taylor <iant@google.com>
2019
5871526f
ILT		 2020 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2021 of an undefined symbol from a version script.
2022 * testsuite/Makefile.am (ver_test_5.so): New target.
2023 (ver_test_5.o): New target.
2024 (check_SCRIPTS): Add ver_test_5.sh.
2025 (check_DATA): Add ver_test_5.syms.
2026 (ver_test_5.syms): New target.
2027 * testsuite/ver_test_5.cc: New file.
2028 * testsuite/ver_test_5.script: New file.
2029 * testsuite/ver_test_5.sh: New file.
2030 * Makefile.in, testsuite/Makefile.in: Rebuild.
2031
04bf7072
ILT		 2032 PR gold/5986
2033 Fix problems building gold with gcc 4.3.0.
2034 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2035 (gold_error_at_location, gold_warning_at_location): Use it.
2036 * configure.ac: Check whether we can compile and use a template
2037 function with a printf attribute.
2038 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2039 when jumping over bytes.
2040 * object.cc: Instantiate Object::read_section_data.
2041 * debug.h: Include <cstring>
2042 * dwarf_reader.cc: Include <algorithm>
2043 * main.cc: Include <cstring>.
2044 * options.cc: Include <cstring>.
2045 * output.cc: Include <cstring>.
2046 * script.cc: Include <cstring>.
2047 * script.h: Include <string>.
2048 * symtab.cc: Include <cstring> and <algorithm>.
2049 * target-select.cc: Include <cstring>.
2050 * version.cc: Include <string>.
2051 * testsuite/testmain.cc: Include <cstdlib>.
2052 * configure, config.in: Rebuild.
2053
874c5b28
ILT		 20542008-03-25 Ian Lance Taylor <iant@google.com>
2055
819d6c3a
ILT		 2056 * options.cc: Include "../bfd/bfdver.h".
2057 (options::help): Print bug reporting address.
2058
f4b2c6f5
ILT		 2059 * version.cc (print_version): Adjust output for current value of
2060 BFD_VERSION_STRING.
2061
2062 * NEWS: New file.
2063
e96caa79
ILT		 2064 * options.cc (options::help): Print list of supported targets.
2065 * target-select.h: Include <vector>.
2066 (class Target_selector): Make machine_, size_, and is_big_endian_
2067 fields const. Add bfd_name_ and instantiated_target_ fields.
2068 (Target_selector::Target_selector): Add bfd_name parameter.
2069 (Target_selector::recognize): Make non-virtual, call
2070 do_recognize.
2071 (Target_selector::recognize_by_name): Make non-virtual, call
2072 do_recognize_by_name.
2073 (Target_selector::supported_names): New function.
2074 (Target_selector::bfd_name): New function.
2075 (Target_selector::do_instantiate_target): New pure virtual
2076 function.
2077 (Target_selector::do_recognize): New virtual function.
2078 (Target_selector::do_recognize_by_name): New virtual function.
2079 (Target_selector::instantiate_target): New private function.
2080 (supported_target_names): Declare.
2081 * target-select.cc (Target_selector::Target_selector): Update for
2082 new parameter and fields.
2083 (select_target_by_name): Check that the name matches before
2084 calling recognize_by_name.
2085 (supported_target_names): New function.
2086 * i386.cc (class Target_selector_i386): Update Target_selector
2087 constructor call. Remove recognize and recognize_by_name. Add
2088 do_instantiate_target.
2089 * x86_64.cc (class Target_selector_x86_64): Likewise.
2090 * testsuite/testfile.cc (class Target_selector_test): Update for
2091 changes to Target_selector.
2092
874c5b28
ILT		 2093 * README: Rewrite, with some notes on unsupported features.
2094
0a65a3a7
CC		 20952008-03-24 Cary Coutant <ccoutant@google.com>
2096
2097 * i386.cc (Target_i386::Got_type): New enum declaration.
2098 (Target_i386::Scan::local): Updated callers of Output_data_got
2099 member functions.
2100 (Target_i386::Scan::global): Likewise.
2101 (Target_i386::Relocate::relocate): Likewise.
2102 (Target_i386::Relocate::relocate_tls): Likewise.
2103 * object.h (Got_offset_list): New class.
2104 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2105 (Sized_relobj::local_got_offset): Likewise.
2106 (Sized_relobj::set_local_got_offset): Likewise.
2107 (Sized_relobj::local_has_tls_got_offset): Removed.
2108 (Sized_relobj::local_tls_got_offset): Removed.
2109 (Sized_relobj::set_local_tls_got_offset): Removed.
2110 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2111 * output.cc (Output_data_got::add_global): Added got_type parameter.
2112 (Output_data_got::add_global_with_rel): Likewise.
2113 (Output_data_got::add_global_with_rela): Likewise.
2114 (Output_data_got::add_global_pair_with_rel): New function.
2115 (Output_data_got::add_global_pair_with_rela): New function.
2116 (Output_data_got::add_local): Added got_type parameter.
2117 (Output_data_got::add_local_with_rel): Likewise.
2118 (Output_data_got::add_local_with_rela): Likewise.
2119 (Output_data_got::add_local_pair_with_rel): New function.
2120 (Output_data_got::add_local_pair_with_rela): New function.
2121 (Output_data_got::add_global_tls): Removed.
2122 (Output_data_got::add_global_tls_with_rel): Removed.
2123 (Output_data_got::add_global_tls_with_rela): Removed.
2124 (Output_data_got::add_local_tls): Removed.
2125 (Output_data_got::add_local_tls_with_rel): Removed.
2126 (Output_data_got::add_local_tls_with_rela): Removed.
2127 * output.h (Output_data_got::add_global): Added got_type parameter.
2128 (Output_data_got::add_global_with_rel): Likewise.
2129 (Output_data_got::add_global_with_rela): Likewise.
2130 (Output_data_got::add_global_pair_with_rel): New function.
2131 (Output_data_got::add_global_pair_with_rela): New function.
2132 (Output_data_got::add_local): Added got_type parameter.
2133 (Output_data_got::add_local_with_rel): Likewise.
2134 (Output_data_got::add_local_with_rela): Likewise.
2135 (Output_data_got::add_local_pair_with_rel): New function.
2136 (Output_data_got::add_local_pair_with_rela): New function.
2137 (Output_data_got::add_global_tls): Removed.
2138 (Output_data_got::add_global_tls_with_rel): Removed.
2139 (Output_data_got::add_global_tls_with_rela): Removed.
2140 (Output_data_got::add_local_tls): Removed.
2141 (Output_data_got::add_local_tls_with_rel): Removed.
2142 (Output_data_got::add_local_tls_with_rela): Removed.
2143 * resolve.cc (Symbol::override_base_with_special): Removed
2144 reference to has_got_offset_ field.
2145 * symtab.cc (Symbol::init_fields): Replaced initialization
2146 of got_offset_ with got_offsets_. Removed initialization
2147 of has_got_offset_
53fcba31 2148 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2149 (Symbol::got_offset): Likewise.
2150 (Symbol::set_got_offset): Likewise.
2151 (Symbol::has_tls_got_offset): Removed.
2152 (Symbol::tls_got_offset): Removed.
2153 (Symbol::set_tls_got_offset): Removed.
2154 (Symbol::got_offset_): Removed.
2155 (Symbol::tls_mod_got_offset_): Removed.
2156 (Symbol::tls_pair_got_offset_): Removed.
2157 (Symbol::got_offsets_): New field.
2158 (Symbol::has_got_offset): Removed.
2159 (Symbol::has_tls_mod_got_offset): Removed.
2160 (Symbol::has_tls_pair_got_offset): Removed.
2161 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2162 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2163 member functions.
2164 (Target_x86_64::Scan::global): Likewise.
2165 (Target_x86_64::Relocate::relocate): Likewise.
2166 (Target_x86_64::Relocate::relocate_tls): Likewise.
2167
bd52eafb
BE		 21682008-03-25 Ben Elliston <bje@au.ibm.com>
2169
2170 * yyscript.y: Fix spelling error in comment.
2171
8b105e34
ILT		 21722008-03-24 Ian Lance Taylor <iant@google.com>
2173
8ed814a9
ILT		 2174 * options.h (class General_options): Define build_id option.
2175 * layout.h (class Layout): Declare write_build_id, create_note,
2176 create_build_id. Add build_id_note_ member.
2177 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2178 "libiberty.h", "md5.h", "sha1.h".
2179 (Layout::Layout): Initialize eh_frame_data_,
2180 eh_frame_hdr_section_, and build_id_note_.
2181 (Layout::finalize): Call create_build_id.
2182 (Layout::create_note): New function, broken out of
2183 Layout::create_gold_note.
2184 (Layout::create_gold_note): Call create_note.
2185 (Layout::create_build_id): New function.
2186 (Layout::write_build_id): New function.
2187 (Close_task_runner::run): Call write_build_id.
2188
8b105e34
ILT		 2189 * x86_64.cc: Correct license to GPLv3.
2190
086a1841
ILT		 21912008-03-23 Ian Lance Taylor <iant@google.com>
2192
2193 * options.cc: Include "demangle.h".
2194 (parse_optional_string): New function.
2195 (parse_long_option): Handle takes_optional_argument.
2196 (parse_short_option): Update dash_z initializer. Handle
2197 takes_optional_argument.
2198 (General_options::General_options): Initialize do_demangle_.
2199 (General_options::finalize): Set do_demangle_. Handle demangling
2200 style.
2201 * options.h (parse_optional_string): Declare.
2202 (struct One_option): Add optional_arg field. Update constructor.
2203 Update call constructor calls. Add takes_optional_argument
2204 function.
2205 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2206 (DEFINE_optional_string): Define.
2207 (General_options::demangle): Change from DEFINE_bool to
2208 DEFINE_optional_string.
2209 (General_options::no_demangle): New function.
2210 (General_options::do_demangle): New function.
2211 (General_options::set_do_demangle): New function.
2212 (General_options::execstack_status_): Move definition to end of
2213 class definition.
2214 (General_options::static_): Likewise.
2215 (General_options::do_demangle_): New field.
2216 * object.cc (big_endian>::get_symbol_location_info): Call
2217 Options::do_demangle, not Options::demangle.
2218 * symtab.cc (demangle): Likewise.
2219
cbb93e63
ILT		 22202008-03-22 Ian Lance Taylor <iant@google.com>
2221
2222 * gold.h: Include <cstddef> and <sys/types.h>
2223 * options.h: Include <cstring>.
2224
ec531623
ILT		 22252008-03-21 Ian Lance Taylor <iant@google.com>
2226
2227 * Added source code to GNU binutils.
2228
GDB Binutils - Deliverables
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