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2008-12-16 Christophe Lyon <christophe.lyon@st.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
b0074644
ILT		 12008-12-12 Ian Lance Taylor <iant@google.com>
2
68943102
ILT		 3 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4 r_type == 0 for a local symbol with r_sym == 0.
5 (scan_relocatable_relocs): Pass r_sym to
6 local_non_section_strategy.
7 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
8 r_sym parameter.
9
b0074644
ILT		 10 * configure.ac: Update test for TLS descriptors: they are
11 supported as of glibc 2.9.
12 * configure: Rebuild.
13
c2508178
ILT		 142008-12-11 Ian Lance Taylor <iant@google.com>
15
16 PR 7091
17 * target-reloc.h (Default_scan_relocatable_relocs): For each
18 function, map r_type == 0 to RELOC_DISCARD.
19
2756a258
CC		 202008-12-10 Cary Coutant <ccoutant@google.com>
21
22 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
23 object to override a kept COMDAT group from a plugin object.
24
bb6f53d3
ILT		 252008-12-09 Ian Lance Taylor <iant@google.com>
26
fbc558e1
ILT		 27 PR 7088
28 * yyscript.y (file_cmd): Handle INPUT.
29
bb6f53d3
ILT		 30 * testsuite/initpri1.c: Change all declarations to be full
31 prototypes by adding void, to avoid compiler warnings.
32
4674ecfc
CC		 332008-12-05 Rafael Avila de Espindola <espindola@google.com>
34
35 * options.cc (General_options::parse_plugin_opt): New.
36 (General_options::add_plugin): The argument now is just the filename.
37 (General_options::add_plugin_option): New.
38 * options.h (plugin_opt): New.
39 (add_plugin): Change argument name.
40 (add_plugin_option): New.
41 * plugin.cc (Plugin::load): Don't parse the plugin option.
42 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
43 (Plugin::add_option): New.
44 (Plugin::args_): Change type.
45 (Plugin::filename_): New.
46 (Plugin_manager::add_plugin_option): New.
47 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
48 * testsuite/Makefile.in: Regenerate.
49
fd06b4aa
CC		 502008-12-05 Cary Coutant <ccoutant@google.com>
51
52 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
53 Handle --strip-lto-sections option.
54 * options.h (strip_lto_sections): New option.
55
6c52134c
CC		 562008-12-01 Cary Coutant <ccoutant@google.com>
57
58 * plugin.cc (ld_plugin_message): Change format parameter to const.
59 Fix mismatch between new[] and delete.
60
a45248e0
CC		 612008-11-14 Cary Coutant <ccoutant@google.com>
62
63 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
64 instead of -1U.
65
c82fbeee
CS		 662008-11-05 Craig Silverstein <csilvers@google.com>
67
68 * options.cc (General_options::parse_dynamic_list): New function.
69 * options.h (General_options): New flags dynamic_list,
70 dynamic_list_data, dynamic_list_cpp_new, and
71 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
72 (General_options::in_dynamic_list): New function.
73 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
74 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
75 (Lex::can_continue_name): Likewise.
76 (yylex): Likewise.
77 (read_script_file): New parameter script_options.
78 (read_dynamic_list): New function.
79 (Script_options::define_dynamic_list): New function.
80 (dynamic_list_keyword_parsecodes): New variable.
81 (dynamic_list_keywords): New variable.
82 * script.h (Script_options::define_dynamic_list): New function
83 prototype.
84 (read_dynamic_list): New function prototype.
85 * symtab.cc (strprefix): New macro.
86 (Symbol::should_add_dynsym_entry): Support dynamic_list,
87 dynamic_list_data, dynamic_list_cpp_new, and
88 dynamic_list_cpp_typeinfo.
89 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
90 (dynamic_list_expr): New rule.
91 (dynamic_list_nodes): Likewise.
92 (dynamic_list_node): Likewise.
93 * testsuite/Makefile.am (dynamic_list): New test.
94 * testsuite/Makefile.in: Regenerated.
95 * testsuite/dynamic_list.t: New file.
96 * testsuite/dynamic_list.sh: New file.
97
e0bb29a5
CS		 982008-11-05 Craig Silverstein <csilvers@google.com>
99
100 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
101 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
102 (t11_last): Likewise.
103 * testsuite/ver_test_6.c (main): Likewise.
104
4e1e25e0
CC		 1052008-10-07 Cary Coutant <ccoutant@google.com>
106
107 * options.c (General_options::finalize): Add check for -static and
108 -shared.
109 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
110 is not empty.
111
92f03fcb
CC		 1122008-10-02 Cary Coutant <ccoutant@google.com>
113
114 * plugin.cc (make_sized_plugin_object): Fix conditional
115 compilation to work when not all targets are enabled.
116
fbd8a257
CC		 1172008-09-29 Cary Coutant <ccoutant@google.com>
118
119 * archive.cc (Archive::get_file_and_offset): Use filename instead
120 of name to get library path.
121 (Archive::include_member): Unlock external member of a thin archive.
122
123 * testsuite/Makefile.am (TEST_AR): New variable.
124 (thin_archive_test_1): New test.
125 (thin_archive_test_2): New test.
81636b3f
CC		 126 * testsuite/Makefile.in: Regenerate.
127 * testsuite/thin_archive_main.cc: New file.
128 * testsuite/thin_archive_test_1.cc: New file.
129 * testsuite/thin_archive_test_2.cc: New file.
130 * testsuite/thin_archive_test_3.cc: New file.
131 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 132
eff45813
CC		 1332008-09-29 Cary Coutant <ccoutant@google.com>
134
135 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
136 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
137 instead of -1U.
138 (Sized_relobj::do_finalize_local_symbols): Likewise.
139 (Sized_relobj::map_to_kept_section): Likewise.
140 * object.h (Sized_relobj::invalid_address): New constant.
141 (Sized_relobj::do_output_section_offset): Check for invalid_address
142 and return -1ULL.
143 * output.cc (Output_reloc::local_section_offset): Use constant
144 invalid_address instead of -1U.
145 (Output_reloc::get_address): Likewise.
146 (Output_section::output_address): Change -1U to -1ULL.
147 * output.h (Output_reloc::invalid_address): New constant.
148 * reloc.cc (Sized_relobj::write_sections): Use constant
149 invalid_address instead of -1U.
150 (Sized_relobj::relocate_sections): Likewise.
151 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
152 values for merge sections.
153 * target-reloc.h (relocate_for_relocatable): Use constant
154 invalid_address instead of -1U.
155
89fc3421
CC		 1562008-09-19 Cary Coutant <ccoutant@google.com>
157
158 Add plugin functionality for link-time optimization (LTO).
159 * configure.ac (plugins): Add --enable-plugins option.
160 * configure: Regenerate.
161 * config.in: Regenerate.
162 * Makefile.am (LIBDL): New variable.
163 (CCFILES): Add plugin.cc.
164 (HFILES): Add plugin.h.
165 (ldadd_var): Add LIBDL.
166 * Makefile.in: Regenerate.
167
168 * archive.cc: Include "plugin.h".
169 (Archive::setup): Don't preread archive symbols when using a plugin.
170 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
171 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
172 files.
173 (Archive::include_member): Add symbols from plugin objects.
174 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
175 * descriptors.cc (Descriptors::open): Check for file descriptors
176 abandoned by plugins.
177 (Descriptors::claim_for_plugin): New function.
178 * descriptors.h (Descriptors::claim_for_plugin): New function.
179 (Open_descriptor::is_claimed): New field.
180 (claim_descriptor_for_plugin): New function.
181 * fileread.cc (File_read::claim_for_plugin): New function.
182 * fileread.h (File_read::claim_for_plugin): New function.
183 (File_read::descriptor): New function.
184 * gold.cc: Include "plugin.h".
185 (queue_initial_tasks): Add task to call plugin hooks for generating
186 new object files.
187 * main.cc: Include "plugin.h".
188 (main): Load plugin libraries.
189 * object.h (Pluginobj): Declare.
190 (Object::pluginobj): New function.
191 (Object::do_pluginobj): New function.
192 (Object::set_target): New function.
193 * options.cc: Include "plugin.h".
194 (General_options::parse_plugin): New function.
195 (General_options::General_options): Initialize plugins_ field.
196 (General_options::add_plugin): New function.
197 * options.h (Plugin_manager): Declare.
198 (General_options): Add --plugin option.
199 (General_options::has_plugins): New function.
200 (General_options::plugins): New function.
201 (General_options::add_plugin): New function.
202 (General_options::plugins_): New field.
203 * plugin.cc: New file.
204 * plugin.h: New file.
205 * readsyms.cc: Include "plugin.h".
206 (Read_symbols::do_read_symbols): Check for archive before checking
207 for ELF file. Call plugin hooks to claim files.
208 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
209 from a real object file; force override when processing replacement
210 files.
211 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
212 (Symbol::init_base_object): Likewise.
213 (Symbol::init_base_output_data): Likewise.
214 (Symbol::init_base_output_segment): Likewise.
215 (Symbol::init_base_constant): Likewise.
216 (Symbol::init_base_undefined): Likewise.
217 (Symbol::output_section): Assert that object is not a plugin.
218 (Symbol_table::add_from_pluginobj): New function.
219 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
220 undefined.
221 (Symbol_table::sized_write_globals): Likewise.
222 (Symbol_table::add_from_pluginobj): Instantiate template.
223 * symtab.h (Sized_pluginobj): Declare.
224 (Symbol::in_real_elf): New function.
225 (Symbol::set_in_real_elf): New function.
226 (Symbol::in_real_elf_): New field.
227 (Symbol_table::add_from_pluginobj): New function.
228
229 * testsuite/Makefile.am (AM_CFLAGS): New variable.
230 (LIBDL): New variable.
231 (LDADD): Add LIBDL.
232 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
233 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
234 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
235 (MOSTLYCLEANFILES): Likewise.
236 * testsuite/Makefile.in: Regenerate.
237 * testsuite/plugin_test.c: New file.
238 * testsuite/plugin_test_1.sh: New file.
239 * testsuite/plugin_test_2.sh: New file.
240
de31bda5
ILT		 2412008-09-16 Ian Lance Taylor <iant@google.com>
242
9c2d0ef9
ILT		 243 * target-reloc.h (relocate_section): Check whether a symbol is
244 defined by the ABI before reporting an undefined symbol error.
245 * target.h (Target::is_defined_by_abi): Make parameter const.
246 (Target::do_is_defined_by_abi): Likewise.
247 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
248 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
249 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
250 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
251 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
252 * testsuite/Makefile.in: Rebuild.
253
de31bda5
ILT		 254 * fileread.cc (make_view): Add casts to avoid warning.
255
9fa33bee
AO		 2562008-09-16 Alexandre Oliva <aoliva@redhat.com>
257
258 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
259 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
260
183fd0e3
AO		 2612008-09-16 Alexandre Oliva <aoliva@redhat.com>
262
263 * options.h (General_options::output_is_executable): New.
264 (General_options::output_is_pie): New.
265 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
266 for shared libraries.
267 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
268
7be8330a
CD		 2692008-09-11 Chris Demetriou <cgd@google.com>
270
271 * options.h (origin): New -z option.
272 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
273 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
274 in DT_FLAGS_1.
275
a9caad02
CC		 2762008-09-05 Cary Coutant <ccoutant@google.com>
277
278 * fileread.cc (File_read::make_view): Add check for attempt to map
279 beyond end of file.
280
ae6dce4d
CC		 2812008-09-05 Cary Coutant <ccoutant@google.com>
282
283 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
284 explicit instantiations.
285
d7ab2a47
KVH		 2862008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
287
288 PR gold/6858
289 * options.cc (General_options::finalize): Allow undefined symbols
290 in shlibs if linking -shared.
291
292 PR gold/6859
293 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
294 symbols as not needing a dynsym entry.
295
1e52a9c1
CS		 2962008-08-20 Craig Silverstein <csilvers@google.com>
297
298 * fileread.cc (File_read::open): Do not lock the file unless it
299 was successfully opened.
300
d85c80a3
CC		 3012008-08-14 Cary Coutant <ccoutant@google.com>
302
303 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
304 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
305 * testsuite/tls_test.cc (struct int128): 128-bit struct
306 for testing TLS relocs with non-zero addend.
307 (v12): New TLS variable.
308 (t12): New test.
309 (t_last): Add check for v12.
310 * testsuite/tls_test.h (t12): New function.
311 * testsuite/tls_test_main.cc (thread_routine): Call new test.
312
2d924fd9
ILT		 3132008-08-13 Ian Lance Taylor <iant@google.com>
314
315 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
316 set tls_segment_ or relro_segment_.
317 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
318 when appropriate.
319 * output.h (Output_section::clear_is_relro): New function.
320 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
321 sections specially even when output_data_ is empty.
322 (Output_segment::maximum_alignment): When first section is relro,
323 only force alignment for PT_LOAD segments.
324 * script.cc (script_data_segment_align): New function.
325 (script_data_segment_relro_end): New function.
326 * script-c.h (script_data_segment_align): Declare.
327 (script_data_segment_relro_end): Declare.
328 * script-sections.h (class Script_sections): Declare
329 data_segment_align and data_segment_relro_end. Add fields
330 segment_align_index_ and saw_relro_end_.
331 * script-sections.cc (class Sections_element): Add set_is_relro
332 virtual function. Add new bool* parameter to place_orphan_here.
333 Add get_output_section virtual function.
334 (class Output_section_definition): Add set_is_relro. Add new
335 bool* parameter to place_orphan_here. Add get_output_section.
336 Add is_relro_ field.
337 (Output_section_definition::Output_section_definition): Initialize
338 evaluated_address_, evaluated_load_address, evaluated_addralign_,
339 and is_relro_ fields.
340 (Output_section_definition::place_orphan_here): Add is_relro
341 parameter.
342 (Output_section_definition::set_section_addresses): Set relro for
343 output section.
344 (Output_section_definition::alternate_constraint): Likewise.
345 (class Orphan_output_section): Add new bool* parameter to
346 place_orphan_here. Add get_output_section.
347 (Orphan_output_section::place_orphan_here): Add is_relro
348 parameter.
349 (Script_sections::Script_sections): Initialize
350 data_segment_align_index_ and saw_relro_end_.
351 (Script_sections::data_segment_align): New function.
352 (Script_sections::data_segment_relro_end): New function.
353 (Script_sections::place_orphan): Set or clear is_relro.
354 (Script_sections::set_section_addresses): Force alignment of first
355 TLS section.
356 * yyscript.y (exp): Call script_data_segment_align and
357 script_data_segment_relro_end.
358 * testsuite/relro_script_test.t: New file.
359 * testsuite/relro_test.cc (using_script): Declare.
360 (t1, t2): Test using_script.
361 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
362 (relro_script_test_SOURCES): Define.
363 (relro_script_test_DEPENDENCIES): Define.
364 (relro_script_test_LDFLAGS): Define.
365 (relro_script_test_LDADD): Define.
366 (relro_script_test.so): New target.
367 * testsuite/Makefile.in: Rebuild.
368
f827c9a9
CC		 3692008-08-06 Cary Coutant <ccoutant@google.com>
370
371 * archive.cc (Archive::total_archives, Archive::total_members)
372 (Archive::total_members_loaded): New variables.
373 (Archive::setup): Add parameter. Add option to preread
374 archive symbols.
375 (Archive::read_armap): Add counter.
376 (Archive::get_file_and_offset): New function.
377 (Archive::get_elf_object_for_member): New function.
378 (Archive::read_all_symbols): New function.
379 (Archive::read_symbols): New function.
380 (Archive::add_symbols): Add counters.
381 (Archive::include_all_members): Use armap to find members if it's
382 already built.
383 (Archive::include_member): Skip reading symbols if already read.
384 Factored code into Archive::get_file_and_offset and
385 Archive::get_elf_object_for_member. Changed call to
386 Mapfile::report_include_archive_member.
387 (Archive::print_stats): New function.
388 * archive.h: Declare Object and Read_symbols_data classes.
389 (Archive::Archive): Add initializers for new members.
390 (Archive::setup): Add parameter.
391 (Archive::print_stats): New function.
392 (Archive::total_archives, Archive::total_members)
393 (Archive::total_members_loaded): New variables.
394 (Archive::get_file_and_offset): New function.
395 (Archive::get_elf_object_for_member): New function.
396 (Archive::read_all_symbols): New function.
397 (Archive::read_symbols): New function.
398 (Archive::Archive_member): New class.
399 (Archive::members_): New member.
400 (Archive::num_members_): New member.
401 * main.cc: Include archive.h.
402 (main): Call Archive::print_stats.
403 * mapfile.cc (Mapfile::report_include_archive_member): Delete
404 archive parameter; member_name is now the fully-decorated name.
405 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
406 * options.h: (General_options): Add --preread-archive-symbols option.
407 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
408 Archive::setup.
409
de4c45bd
ILT		 4102008-08-04 Ian Lance Taylor <iant@google.com>
411
412 * symtab.h (Symbol::use_plt_offset): New function.
413 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
414 * powerpc.cc (Relocate::relocate): Likewise.
415 * sparc.cc (Relocate::relocate): Likewise.
416 * x86_64.cc (Relocate::relocate): Likewise.
417 * testsuite/weak_plt.sh: New test.
418 * testsuite/weak_plt_main.cc: New test.
419 * testsuite/weak_plt_shared.cc: New test.
420 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
421 (check_PROGRAMS): Add weak_plt.
422 (check_DATA): Add weak_plt_shared.so.
423 (weak_plt_main_pic.o, weak_plt): New targets.
424 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
425 * testsuite/Makefile.in: Rebuild.
426
427 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
428 gcctestdir/ld.
429 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
430 * testsuite/Makefile.in: Rebuild.
431
323ee3f4
AM		 4322008-08-04 Alan Modra <amodra@bigpond.net.au>
433
434 * Makefile.am (POTFILES.in): Set LC_ALL=C.
435 * Makefile.in: Regenerate.
436 * po/POTFILES.in: Regenerate.
437
7c07ecec
ILT		 4382008-07-29 Ian Lance Taylor <iant@google.com>
439
440 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
441 symbols before other symbols.
442 * testsuite/script_test_2.cc (test_addr): Declare.
443 (test_addr_alias): Declare.
444 (main): Check that test_addr and test_addr_alias have the right
445 values.
446 * testsuite/script_test_2.t: Define test_addr_alias and
447 test_addr.
448
5778530e
ILT		 4492008-07-24 Ian Lance Taylor <iant@google.com>
450
2a00e4fb
ILT		 451 PR 5990
452 * descriptors.cc: New file.
453 * descriptors.h: New file.
454 * gold-threads.h (class Hold_optional_lock): New class.
455 * fileread.cc: Include "descriptors.h".
456 (File_read::~File_read): Release descriptor rather than closing
457 it.
458 (File_read::open) [file]: Call open_descriptor rather than open.
459 Set is_descriptor_opened_.
460 (File_read::open) [memory]: Assert that descriptor is not open.
461 (File_read::reopen_descriptor): New function.
462 (File_read::release): Release descriptor.
463 (File_read::do_read): Make non-const. Reopen descriptor.
464 (File_read::read): Make non-const.
465 (File_read::make_view): Reopen descriptor.
466 (File_read::do_readv): Likewise.
467 * fileread.h (class File_read): Add is_descriptor_opened_ field.
468 Update declarations.
469 * layout.cc: Include "descriptors.h".
470 (Layout::create_build_id): Use open_descriptor rather than open.
471 * output.cc: Include "descriptors.h".
472 (Output_file::open): Use open_descriptor rather than open.
473 * archive.cc (Archive::const_iterator): Change Archive to be
474 non-const.
475 (Archive::begin, Archive::end): Make non-const.
476 (Archive::count_members): Likewise.
477 * archive.h (class Archive): Update declarations.
478 * object.h (Object::read): Make non-const.
479 * Makefile.am (CCFILES): Add descriptors.cc.
480 (HFILES): Add descriptors.h.
481 * Makefile.in: Rebuild.
482
801647d1
ILT		 483 PR 6716
484 * gold.h: Always include <clocale>. Add Solaris workarounds
485 following code in binutils/sysdep.h.
486
5edd166e
ILT		 487 PR 6048
488 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
489 this->eh_frame_hdr_ is NULL before using it.
490
c89ad728
ILT		 491 * dynobj.cc (Versions::Versions): Update comment.
492
aa86f06b
ILT		 493 * dynobj.cc (Versions::Versions): If there is an soname, use it as
494 the base version name.
495
5778530e
ILT		 496 * stringpool.cc (Stringpool_template::add_with_length): Set key to
497 array size plus one.
498 (Stringpool_template::set_string_offsets): Subtract one from key
499 before using it as an array index.
500 (Stringpool_template::get_offset_with_length): Likewise.
501 (Stringpool_template::write_to_buffer): Likewise.
502 * stringpool.h (Stringpool_template::get_offset_from_key):
503 Likewise.
504
057ead22
ILT		 5052008-07-23 Ian Lance Taylor <iant@google.com>
506
7f649c59
ILT		 507 PR 6658
508 * object.h (Merged_symbol_value::value): Do our best to handle a
509 negative addend.
510
057ead22
ILT		 511 PR 6647
512 * script.cc (Version_script_info::get_versions): Don't add empty
513 version tag to return value.
514 (Version_script_info::get_symbol_version_helper): Change return
515 type to bool. Add pversion parameter. Change all callers.
516 (script_register_vers_node): Don't require a non-NULL tag.
517 * script.h (class Version_script_info): Update declarations.
518 (Version_script_info::get_symbol_version): Change return type to
519 bool. Add version parameter. Change all callers.
520 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
521 handling. Handle an empty version from a version script.
522 (Symbol_table::define_special_symbol): Likewise.
523 * testsuite/ver_test_10.script: New file.
524 * testsuite/ver_test_10.sh: New file.
525 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
526 (check_DATA): Add ver_test_10.syms.
527 (ver_test_10.syms, ver_test_10.so): New target.
528 * testsuite/Makefile.in: Rebuild.
529
58e54ac2
CD		 5302008-07-23 Simon Baldwin <simonb@google.com>
531
532 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
533 to zero for undefined symbols from dynamic libraries.
534
95d14cd3
ILT		 5352008-07-23 Ian Lance Taylor <iant@google.com>
536
537 * symtab.cc (Symbol_table::resolve): Remove version parameter.
538 Change all callers.
539 * symtab.h (class Symbol_table): Update declaration.
540 * testsuite/ver_test_9.cc: New file.
541 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
542 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
543 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
544 (ver_test_9.so, ver_test_9.o): New targets.
545 * testsuite/Makefile.in: Rebuild.
546
92de84a6
ILT		 5472008-07-22 Ian Lance Taylor <iant@google.com>
548
34810851
ILT		 549 * options.h (class General_options): Define --check-sections.
550 * layout.cc (Layout::set_segment_offsets): Handle
551 --check-sections.
552
af6156ef
ILT		 553 * options.h (class General_options): Define -n/--nmagic and
554 -N/--omagic.
555 * options.cc (General_options::finalize): For -n/--nmagic or
556 -N/--omagic, set -static.
557 * layout.cc (Layout::attach_allocated_section_to_segment): If
558 -N/--omagic, don't put read-only and read-write sections in
559 different segments.
560 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
561 finding a read-only segment.
562 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
563 don't set the minimum segment alignment to the common page size,
564 and don't set the file offset to the address modulo the page size.
565 * script-sections.cc (Script_sections::create_segments): If
566 -n/--omagic, don't put read-only and read-write sections in
567 different segments.
568
92de84a6
ILT		 569 * cref.cc: New file.
570 * cref.h: New file.
571 * options.h (class General_options): Add --print-symbol-counts.
572 * main.cc (main): Issue defined symbol report if requested.
573 * archive.cc (Archive::interpret_header): Make into a const member
574 function.
575 (Archive::add_symbols): Call Input_objects::archive_start and
576 archive_stop.
577 (Archive::const_iterator): Define new class.
578 (Archive::begin, Archive::end): New functions.
579 (Archive::include_all_members): Rewrite to use iterator.
580 (Archive::count_members): New function.
581 * archive.h (class Archive): Update declarations.
582 (Archive::filename): New function.
583 * object.cc: Include "cref.h".
584 (Sized_relobj::Sized_relobj): Initialize defined_count_.
585 (Sized_relobj::do_get_global_symbol_counts): New function.
586 (Input_objects::add_object): Add object to cross-referencer.
587 (Input_objects::archive_start): New function.
588 (Input_objects::archive_stop): New function.
589 (Input_objects::print_symbol_counts): New function.
590 * object.h: Declare Cref and Archive.
591 (Object::get_global_symbol_counts): New function.
592 (Object::do_get_global_symbol_counts): New pure virtual function.
593 (class Sized_relobj): Add defined_count_ field. Update
594 declarations.
595 (class Input_objects): Add cref_ field. Update constructor.
596 Update declarations.
597 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
598 defined_count_.
599 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
600 symbol counts.
601 (Sized_dynobj::do_get_global_symbol_counts): New function.
602 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
603 defined_count_. Update declarations. Define Symbols typedef.
604 * symtab.cc (Symbol_table::add_from_relobj): Add defined
605 parameter. Change all callers.
606 (Symbol_table::add_from_dynobj): Add sympointers and defined
607 parameters. Change all callers.
608 * symtab.h (class Symbol_table): Update declarations.
609 * Makefile.am (CCFILES): Add cref.cc.
610 (HFILES): Add cref.h.
611 * Makefile.in: Rebuild.
612
3f7c5e1d
CD		 6132008-07-22 Simon Baldwin <simonb@google.com>
614
615 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
616 to zero when writing undefined symbols.
617
e0b64032
ILT		 6182008-07-22 Ian Lance Taylor <iant@google.com>
619
620 * output.cc (Output_section::add_input_section): Don't try to
621 merge empty merge sections.
622
096b02cf
CS		 6232008-07-21 Craig Silverstein <csilvers@google.com>
624
625 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
626 Include symbol version in error message.
627
1d1f116d
CD		 6282008-07-20 Chris Demetriou <cgd@google.com>
629
630 * configure.ac (gold_cv_c_random_seed): New configured variable.
631 (RANDOM_SEED_CFLAGS): New substituted variable.
632 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
633 * configure: Rebuild.
634 * Makefile.in: Likewise.
635 * testsuite/Makefile.in: Likewise.
636
a18f591e
ILT		 6372008-07-18 Ian Lance Taylor <iant@google.com>
638
639 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
640 where we see NAME/NULL and NAME/VERSION as separate symbols.
641 * testsuite/ver_test_main.cc (main): Call t4.
642 (t4, t4_2a): Define.
643 * testsuite/ver_test_2.cc (t4_2): Define.
644 * testsuite/ver_test_2.script: Put t4_2a in VER2.
645 * testsuite/ver_test_4.cc (t4_2a): Define.
646 * testsuite/ver_test_4.script: Put t4_2a in VER2.
647 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
648
c6e3f6ed
ILT		 6492008-07-17 Ian Lance Taylor <iant@google.com>
650
651 * dynobj.cc (Versions::add_def): If we give an error about a
652 missing version, go ahead and create the version anyhow.
653
ef9beddf
ILT		 6542008-07-10 Ian Lance Taylor <iant@google.com>
655
656 Handle output sections with more than 0x7fffffff bytes.
657 * object.h (class Relobj): Change map_to_output_ to
658 output_sections_, and just keep a section pointer. Change all
659 uses. Move comdat group support to Sized_relobj.
660 (Relobj::is_section_specially_mapped): Remove.
661 (Relobj::output_section): Remove poff parameter. Change all
662 callers.
663 (Relobj::output_section_offset): New function.
664 (Relobj::set_section_offset): Rewrite.
665 (Relobj::map_to_output): Remove.
666 (Relobj::output_sections): New function.
667 (Relobj::do_output_section_offset): New pure virtual function.
668 (Relobj::do_set_section_offset): Likewise.
669 (class Sized_relobj): Add section_offsets_ field. Add comdat
670 group support from Relobj. Update declarations.
671 (Sized_relobj::get_output_section_offset): New function.
672 (Sized_relobj::do_output_section_offset): New function.
673 (Sized_relobj::do_set_section_offset): New function.
674 * object.cc (Relobj::output_section_address): Remove.
675 (Sized_relobj::Sized_relobj): Initialize new fields.
676 (Sized_relobj::include_section_group): Cast find_kept_object to
677 Sized_relobj.
678 (Sized_relobj::include_linkonce_section): Likewise.
679 (Sized_relobj::do_layout): Use separate arrays for output section
680 and output offset.
681 (Sized_relobj::do_count_local_symbols): Change map_to_output to
682 output_sections.
683 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
684 output_sections and section_offsets.
685 (Sized_relobj::write_local_symbols): Likewise.
686 (map_to_kept_section): Compute output address directly.
687 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
688 output_sections and section_offsets.
689 (Sized_relobj::write_sections): Likewise.
690 (Sized_relobj::relocate_sections): Likewise.
691 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
692 * output.h (class Output_reloc): Update declarations. Change
693 u2_.relobj to Sized_relobj*.
694 (class Output_data_reloc): Change add functions to use
695 Sized_relobj*.
696 * output.cc (Output_reloc::Output_reloc): Change relobj to
697 Sized_relobj*.
698 (Output_reloc::local_section_offset): Change return type to
699 Elf_Addr. Use get_output_section_offset.
700 (Output_reloc::get_address): Likewise.
701 (Output_section::is_input_address_mapped): Don't call
702 is_section_specially_mapped.
703 (Output_section::output_offset): Likewise.
704 (Output_section::output_address): Likewise.
705 (Output_section::starting_output_address): Likewise.
706 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
707 parameter to Sized_relobj*.
708 (Copy_relocs::need_copy_reloc): Likewise.
709 (Copy_relocs::save): Likewise.
710 * copy-relocs.h (class Copy_relocs): Update declarations.
711 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
712 Sized_relobj*. Change relobj_ field to Sized_relobj*.
713 * target-reloc.h (relocate_for_relocatable): Change
714 offset_in_output_section type to Elf_Addr. Change code that uses
715 it as well.
716 * layout.cc (Layout::layout): Always set *off.
717 * mapfile.cc (Mapfile::print_input_section): Use
718 output_section_offset.
719 * i386.cc (Target_i386::copy_reloc): Change object parameter to
720 Sized_relobj*.
721 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
722 * sparc.cc (Target_sparc::copy_reloc): Likewise.
723 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
724
5cb66f97
ILT		 7252008-07-03 Ian Lance Taylor <iant@google.com>
726
727 * layout.cc (Layout::include_section): Do not discard unrecognized
728 SHT_STRTAB sections.
729
afe47622
CS		 7302008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
731
732 * script.cc (Lex::can_continue_name): Make '?' allowable in
733 version-script names.
734 * testsuite/version_script.map: Change glob pattern to use '?'
735
5adf9721
ILT		 7362008-06-30 Manish Singh <yosh@gimp.org>
737
738 PR 6585
739 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
740 Correct typo.
741
e6fde208
ILT		 7422008-06-30 Ian Lance Taylor <iant@google.com>
743
744 PR 6660
745 PR 6682
746 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
747 versions]: Don't try to read the value in the contents, since we
748 don't use it. Use the template endianness when writing.
749
3f2e6a2d
CC		 7502008-06-25 Cary Coutant <ccoutant@google.com>
751
752 * fileread.cc (File_read::make_view): Assert on zero-length view.
753 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
754 symbol table when there are no symbols to read.
755
c43d3a48
CS		 7562008-06-23 Craig Silverstein <csilvers@google.com>
757
758 * version.cc (version_string): Bump to 1.7
759
5f494ea0
CS		 7602008-06-18 Craig Silverstein <csilvers@google.com>
761
762 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
763 constant 0xFFFF to type Valtype.
764 (Powerpc_relocate_functions::rel16_ha): Likewise.
765
c42e122e
ILT		 7662008-06-17 Ian Lance Taylor <iant@google.com>
767
f34787f8
ILT		 768 * output.h (Output_section::Input_section): Initialize p2align_ to
769 zero for Output_section_data constructors.
770 (Output_section::Input_section::addralign): If not an input
771 section, return the alignment of the Output_section_data.
772 * testsuite/copy_test.cc: New file.
773 * testsuite/copy_test_1.cc: New file.
774 * testsuite/copy_test_2.cc: New file.
775 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
776 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
777 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
778 (copy_test_1_pic.o, copy_test_1.so): New targets.
779 (copy_test_2_pic.o, copy_test_2.so): New targets.
780 * testsuite/Makefile.in: Rebuild.
781
c42e122e
ILT		 782 * script-sections.cc (Script_sections::place_orphan): Initialize
783 local variable exact.
784
ce3ac18a
DE		 7852008-06-13 David Edelsohn <edelsohn@gnu.org>
786
787 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
788
42cacb20
DE		 7892008-06-12 David Edelsohn <edelsohn@gnu.org>
790 David S. Miller <davem@davemloft.net>
791
792 * powerpc.cc: New file.
793 * Makefile.am (TARGETSOURCES): Add powerpc.cc
794 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
795 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
796 * Makefile.in: Rebuild.
797
7b308235
ILT		 7982008-06-09 Ian Lance Taylor <iant@google.com>
799
800 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
801 <exception>.
802 (throwing, orig_terminate): New static variables.
803 (terminate_handler): New static function.
804 (t2): Set terminate handler.
805
f0b886e3
ILT		 8062008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
807
808 PR 6584
809 * binary.cc (Binary_to_elf::sized_convert): Fix .data
810 alignment.
811
3e90f135
CC		 8122008-05-30 Cary Coutant <ccoutant@google.com>
813
814 * archive.cc (Archive::include_all_members) Correct to step
815 over symbol table and extended name table in thin archives.
816
e09ad04a
ILT		 8172008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
818
819 PR 6407
820 * target-reloc.h (relocate_for_relocatable): Fix new_offset
821 calculation.
822
62b01cb5
ILT		 8232008-05-28 Caleb Howe <cshowe@google.com>
824
825 * reduced_debug_output.cc: New file.
826 * reduced_debug_output.h: New file.
92de84a6 827 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 828 * options.cc (General_options::finalize): Add strip_debug_non_line
829 to the strip heirarchy.
830 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
831 fields.
832 * layout.cc: Include "reduced_debug_output.h".
833 (Layout::Layout): Initialize new fields.
834 (line_only_debug_sections): New static array.
835 (is_lines_only_debug_sections): New static inline function.
836 (Layout::include_section): Handle --strip-debug-non-line.
837 (Layout::make_output_section): If --strip-debug-non-line, build
838 new output sections for .debug_abbrev and .debug_info.
839 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
840 gold. Warn about possible overflow.
841 (read_signed_LEB_128): Likewise.
842 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
843 (read_signed_LEB_128): Declare.
844 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
845 (HFILES): Add reduced_debug_output.h.
846 * Makefile.in: Rebuild.
847
7d9e3d98
ILT		 8482008-05-21 Ian Lance Taylor <iant@google.com>
849
850 * mapfile.cc: New file.
851 * mapfile.h: New file.
852 * options.h (class General_options): Add -M/--print-map and -Map.
853 * options.cc (General_options::finalize): Make -M equivalent to
854 -Map -.
855 * main.cc: Include <cstdio> and "mapfile.h".
856 (main): Open mapfile if requested.
857 * gold.cc (class Middle_runner): Add mapfile_ field. Update
858 constructor. Change caller.
859 (queue_initial_tasks): Add mapfile parameter. Change caller.
860 (queue_middle_tasks): Likewise.
861 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
862 declarations.
863 * archive.cc: Include "mapfile.h".
864 (Archive::add_symbols): Add mapfile parameter. Change all
865 callers. Pass mapfile, symbol, and reason to include_member.
866 (Archive::include_all_members): Add mapfile parameter. Change all
867 callers.
868 (Archive::include_member): Add mapfile, sym, and why parameters.
869 Change all callers. Report inclusion to map file.
870 * archive.h: Include "fileread.h".
871 (class Archive): Update declarations.
872 (Archive::file): New const method.
873 (class Add_archive_symbols): Add mapfile_ field. Update
874 constructor. Change all callers.
875 * readsyms.h (class Read_symbols): Likewise.
876 (class Finish_group): Likewise.
877 (class Read_script): Likewise.
878 * common.cc: Include "mapfile.h".
879 (Symbol_table::allocate_commons): Add mapfile parameter. Change
880 all callers.
881 (Symbol_table::do_allocate_commons): Likewise.
882 (Symbol_table::do_allocate_commons_list): Likewise. Report common
883 symbol allocation to mapfile.
884 * common.h (class Allocate_commons_task): Add mapfile_ field.
885 Update constructor. Change all callers.
886 * symtab.h (class Symbol_table): Update declarations.
887 * layout.cc: Include "mapfile.h".
888 (Layout_task_runner::run): Print information to mapfile.
889 (Layout::create_gold_note): Change Output_data_fixed_space to
890 Output_data_zero_fill.
891 (Layout::create_build_id): Likewise.
892 (Layout::print_to_mapfile): New function.
893 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
894 constructor. Change caller.
895 (class Layout): Declare print_to_mapfile.
896 * output.cc (Output_section::Input_section::print_to_mapfile): New
897 function.
898 (Output_section::add_input_section): If producing a map, always
899 add to input_sections_ list.
900 (Output_section::do_print_to_mapfile): New function.
901 (Output_segment::print_sections_to_mapfile): New function.
902 (Output_segment::print_section_list_to_mapfile): New function.
903 * output.h: Include "mapfile.h".
904 (Output_data::print_to_mapfile): New function.
905 (Output_data::do_print_to_mapfile): New virtual function.
906 (Output_segment_headers::do_print_to_mapfile): New function.
907 (Output_file_header::do_print_to_mapfile): New function.
908 (Output_data_const::do_print_to_mapfile): New function.
909 (class Output_data_const_buffer): Add map_name_ field. Update
910 constructor. Change all callers. Add do_print_to_mapfile
911 function.
912 (class Output_data_fixed_space): Likewise.
913 (class Output_data_space): Likewise.
914 (class Output_data_zero_fill): New class.
915 (Output_data_strtab::do_print_to_mapfile): New function.
916 (Output_data_reloc_base::do_print_to_mapfile): New function.
917 (Output_relocatable_relocs::do_print_to_mapfile): New function.
918 (Output_data_group::do_print_to_mapfile): New function.
919 (Output_data_got::do_print_to_mapfile): New function.
920 (Output_data_dynamic::do_print_to_mapfile): New function.
921 (Output_symtab_xindex::do_print_to_mapfile): New function.
922 (class Output_section): Declare do_print_to_mapflie. Declare
923 print_to_mapfile in Input_section.
924 (class Output_segment): Declare new functions.
925 * object.h (Sized_relobj::symbol_count): New function.
926 * script-sections.cc
927 (Output_section_element_dot_assignment::set_section_addresses):
928 Change Output_data_fixed_space to Output_data_zero_fill.
929 (Output_data_expression::do_print_to_mapfile): New function.
930 * script.cc (read_input_script): Add mapfile parameter. Change
931 all callers.
932 * script.h (read_input_script): Update declaration.
933 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
934 (Eh_frame::do_print_to_mapfile): New function.
935 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
936 (Output_merge_string::do_print_to_mapfile): New function.
937 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
938 function.
939 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
940 function.
941 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
942 function.
943 * Makefile.am (CCFILES): Add mapfile.cc.
944 (HFILES): Add mapfile.h.
945 * Makefile.in: Rebuild.
946
9f1d377b
ILT		 9472008-05-19 Ian Lance Taylor <iant@google.com>
948
949 * options.h (class General_options): Add -z relro.
950 * layout.cc (Layout::Layout): Initialize relro_segment_.
951 (Layout::add_output_section_data): Return the output section.
952 (Layout::make_output_section): Rcognize relro sections and mark
953 them appropriately.
954 (Layout::attach_allocated_section_to_segment): Put relro sections
955 in a PT_GNU_RELRO segment.
956 (Layout::create_initial_dynamic_sections): Mark the .dynamic
957 section as relro.
958 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
959 PT_TLS segments.
960 (Layout::linkonce_mapping): Map d.rel.ro.local to
961 .data.rel.ro.local.
962 (Layout::output_section_name): Us .data.rel.ro.local for any
963 section which begins with that.
964 * layout.h (class Layout): Update add_output_section_data
965 declaration. Add relro_segment_ field.
966 * output.cc (Output_section::Output_section): Initialize is_relro_
967 and is_relro_local_ fields.
968 (Output_segment::add_output_section): Group relro sections.
969 (Output_segment::is_first_section_relro): New function.
970 (Output_segment::maximum_alignment): If there is a relro section,
971 align the segment to the common page size.
972 (Output_segment::set_section_addresses): Track whether we are
973 looking at relro sections. If the last section is a relro
974 section, align to the common page size.
975 (Output_segment::set_section_list_addresses): Add in_relro
976 parameter. Change all callers. Align to the page size when
977 moving from relro to non-relro section.
978 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
979 segment.
980 * output.h (class Output_section): Add is_relro_ and
981 is_relro_local_ fields.
982 (Output_section::is_relro): New function.
983 (Output_section::set_is_relro): New function.
984 (Output_section::is_relro_local): New function.
985 (Output_section::set_is_relro_local): New function.
986 (class Output_segment): Update declarations.
987 * i386.cc (Target_i386::got_section): Mark .got section as relro.
988 * sparc.cc (Target_sparc::got_section): Likewise.
989 * x86_64.cc (Target_x86_64::got_section): Likewise.
990 * testsuite/relro_test_main.cc: New file.
991 * testsuite/relro_test.cc: New file.
992 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
993 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
994 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
995 (relro_test.so, relro_test_pic.o): New targets.
996 * testsuite/Makefile.in: Rebuild.
997
a984ee1d
ILT		 9982008-05-16 Ian Lance Taylor <iant@google.com>
999
01676dcd
ILT		 1000 * output.cc (Output_segment::add_output_section): Remove front
1001 parameter.
1002 * output.h (class Output_segment): Remove
1003 add_initial_output_section and overloaded add_output_section.
1004 Update declaration of remaining add_output_section.
1005 * layout.cc (Layout::create_interp): Call add_output_section
1006 rather than add_initial_output_section.
1007 (Layout::finish_dynamic_section): Likewise.
1008
497897f9
ILT		 1009 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1010 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1011 know the dynamic type.
1012 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1013 field. Initialize it in constructor.
1014 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1015 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1016 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1017 reloc.
1018
a984ee1d
ILT		 1019 * output.cc (Output_reloc::get_address): Change return type to
1020 Elf_Addr.
1021 * output.h (class Output_reloc): Update get_address declaration.
1022 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1023 for section addresses.
1024
55ba0940
ILT		 10252008-05-09 Ian Lance Taylor <iant@google.com>
1026
1027 PR 6493
1028 * gold.cc (gold_nomem): Use return value of write.
1029
75517b77
ILT		 10302008-05-08 Ian Lance Taylor <iant@google.com>
1031
1032 * symtab.c (Symbol::init_base_output_data): Add version
1033 parameter. Change all callers.
1034 (Symbol::init_base_output_segment): Likewise.
1035 (Symbol::init_base_constant): Likewise.
1036 (Symbol::init_base_undefined): Likewise.
1037 (Sized_symbol::init_output_data): Likewise.
1038 (Sized_symbol::init_output_segment): Likewise.
1039 (Sized_symbol::init_constant): Likewise.
1040 (Sized_symbol::init_undefined): Likewise.
1041 (Symbol_table::do_define_in_output_data): If the new symbol has a
1042 version, mark it as the default.
1043 (Symbol_table::do_define_in_output_segment): Likewise.
1044 (Symbol_table::do_define_as_constant): Likewise.
1045 * symtab.h (class Symbol): Update declarations.
1046 (class Sized_symbol): Likewise.
1047 * resolve.cc (Symbol::override_version): New function.
c42e122e 1048 (Symbol::override_base): Call override_version.
75517b77
ILT		 1049 (Symbol::override_base_with_special): Likewise.
1050 * testsuite/ver_script_8.script: New file.
1051 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1052 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1053 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1054 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1055
f1f70eae
ILT		 10562008-05-06 Ian Lance Taylor <iant@google.com>
1057
f3e9c5c5
ILT		 1058 PR 6049
1059 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1060 functions.
1061 (class General_options): Remove existing --undefined, and add
1062 --no-undefined instead. Add new --undefined as synonym for -u.
1063 * archive.cc (Archive::add_symbols): Check whether symbol was
1064 named with -u.
1065 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1066 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1067 all uses. Add IS_UNDEFINED. Update declarations to split
1068 different versions of init_base. Declare init_base_undefined.
1069 (Symbol::is_defined): Handle IS_UNDEFINED.
1070 (Symbol::is_undefined): Likewise.
1071 (Symbol::is_weak_undefined): Call is_undefined.
1072 (Symbol::is_absolute): Handle IS_CONSTANT.
1073 (class Sized_symbol): Update declarations to split different
1074 versions of init. Declare init_undefined.
1075 (class Symbol_table): Declare new functions.
1076 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1077 Change all callers.
1078 (Symbol::init_base_output_data): Likewise.
1079 (Symbol::init_base_output_segment): Likewise.
1080 (Symbol::init_base_constant): Likewise.
1081 (Symbol::init_base_undefined): New function.
1082 (Sized_symbol::init_object): Rename from init. Change all
1083 callers.
1084 (Sized_symbol::init_output_data): Likewise.
1085 (Sized_symbol::init_output_segment): Likewise.
1086 (Sized_symbol::init_constant): Likewise.
1087 (Sized_symbol::init_undefined): New function.
1088 (Symbol_table::add_undefined_symbols_from_command_line): New
1089 function.
1090 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1091 function.
1092 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1093 (Symbol::output_section): Likewise.
1094 (Symbol::set_output_section): Likewise.
1095 (Symbol_table::sized_finalize_symbol): Likewise.
1096 (Symbol_table::sized_write_globals): Likewise.
1097 * resolve.cc (Symbol_table::should_override): Likewise.
1098 (Symbol::override_base_with_special): Likewise.
1099
8bdcdf2c
ILT		 1100 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1101 symbol, change it to have default visibility.
1102 * testsuite/protected_1.cc: New file.
1103 * testsuite/protected_2.cc: New file.
1104 * testsuite/protected_3.cc: New file.
1105 * testsuite/protected_main_1.cc: New file.
1106 * testsuite/protected_main_2.cc: New file.
1107 * testsuite/protected_main_3.cc: New file.
1108 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1109 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1110 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1111 (protected_1.so): New target.
1112 (protected_1_pic.o, protected_2_pic.o): New targets.
1113 (protected_3_pic.o): New target.
1114 (check_PROGRAMS): Add protected_2.
1115 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1116 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1117 * testsuite/Makefile.in: Rebuild.
1118
2b706932
ILT		 1119 * options.h (DEFINE_var): Add set_user_set_##varname__.
1120 (DEFINE_bool_alias): New macro.
1121 (class General_options): Define -Bstatic using DEFINE_bool_alias
1122 rather than DEFINE_special. Add --undefined as an alias for -z
1123 defs.
1124 * options.cc (General_options::parse_Bstatic): Remove.
1125
d82a5bcc
ILT		 1126 * options.h (class General_options): Add --fatal-warnings.
1127 * main.cc (main): Implement --fatal-warnings.
1128 * errors.h (Errors::warning_count): New function.
1129
f1f70eae
ILT		 1130 * options.h (class General_options): Add -Bsymbolic-functions.
1131 * symtab.h (Symbol::is_preemptible): Check for
1132 -Bsymbolic-functions.
1133
8825ac63
ILT		 11342008-05-05 Ian Lance Taylor <iant@google.com>
1135
d98bc257
ILT		 1136 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1137 as noVARNAME rather than no-VARNAME.
1138 (class General_options): Add option -z combreloc.
1139 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1140 get_address.
1141 (Output_reloc::sort_before) [SHT_REL]: New function.
1142 (Output_reloc::sort_before) [SHT_RELA]: New function.
1143 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1144 Sort_relocs_comparison.
1145 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1146 parameter. Change all callers.
1147 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1148 sort_relocs parameter. Change all callers.
1149 * output.cc (Output_reloc::get_address): New function, broken out
1150 of write_rel.
1151 (Output_reloc::write_rel): Call it.
1152 (Output_reloc::compare): New function.
1153 (Output_data_reloc_base::do_write): Optionally sort relocs.
1154
60b2b4e7
ILT		 1155 * configure.ac: If targ_extra_obj is set, link it in.
1156 * configure.tgt: Initialize all variables.
1157 (x86_64*): Set targ_extra_obj and targ_extra_size.
1158 * configure: Rebuild.
1159
8825ac63
ILT		 1160 * object.cc (Sized_relobj::include_section_group): Adjust section
1161 indexes read from group data. Build vector to pass to
1162 layout_group.
1163 * layout.cc (Layout::layout_group): Add flags and shndxes
1164 parameters. Remove contents parameter. Change caller. Update
1165 explicit instantiations.
1166 * layout.h (class Layout): Update layout_group declaration.
1167 * output.cc (Output_data_group::Output_data_group): Add flags and
1168 input_shndxes parameters. Remove contents parameter. Change
1169 caller.
1170 (Output_data_group::do_write): Change input_sections_ to
1171 input_shndxes_.
1172 * output.h (class Output_data_group): Update constructor
1173 declaration. Rename input_sections_ to input_shndxes_.
1174 * testsuite/many_sections_test.cc: Add template.
1175
e94cf127
CC		 11762008-04-30 Cary Coutant <ccoutant@google.com>
1177
4418b2d5
CC		 1178 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1179
e94cf127
CC		 1180 * layout.cc (Layout::include_section): Refactored check for debug
1181 info section.
1182 (Layout::add_comdat): Add new parameters. Change type
1183 of signature parameter. Add object and shndx to signatures table.
1184 (Layout::find_kept_object): New function.
1185 * layout.h: Include <cstring>.
1186 (Layout::is_debug_info_section): New function.
1187 (Layout::add_comdat): Add new parameters.
1188 (Layout::find_kept_object): New function.
1189 (Layout::Kept_section): New struct.
1190 (Layout::Signatures): Change type of map range.
1191 * object.cc (Relobj::output_section_address): New function.
1192 (Sized_relobj::include_section_group): Add new parameters. Change
1193 calls to Layout::add_comdat. Change to build table of kept comdat
1194 groups and table mapping discarded sections to kept sections.
1195 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1196 (Sized_relobj::do_layout): Change calls to include_section_group and
1197 include_linkonce_section.
1198 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1199 value to zero when section is discarded.
1200 (Sized_relobj::map_to_kept_section): New function.
1201 * object.h (Relobj::output_section_address): New function.
1202 (Relobj::Comdat_group): New type.
1203 (Relobj::find_comdat_group): New function.
1204 (Relobj::Comdat_group_table): New type.
1205 (Relobj::Kept_comdat_section): New type.
1206 (Relobj::Kept_comdat_section_table): New type.
1207 (Relobj::add_comdat_group): New function.
1208 (Relobj::set_kept_comdat_section): New function.
1209 (Relobj::get_kept_comdat_section): New function.
1210 (Relobj::comdat_groups_): New field.
1211 (Relobj::kept_comdat_sections_): New field.
1212 (Symbol_value::input_value): Update comment.
1213 (Sized_relobj::map_to_kept_section) New function.
1214 (Sized_relobj::include_linkonce_section): Add new parameter.
1215 * target-reloc.h (Comdat_behavior): New type.
1216 (get_comdat_behavior): New function.
1217 (relocate_section): Add code to map a discarded section to the
1218 corresponding kept section when applying a relocation.
1219
e4e5049b
CS		 12202008-04-30 Craig Silverstein <csilvers@google.com>
1221
1222 * dwarf_reader.cc (next_generation_count): New static var.
1223 (Addr2line_cache_entry): New struct.
1224 (addr2line_cache): New static var.
1225 (Dwarf_line_info::one_addr2line): Added caching.
1226 (Dwarf_line_info::clear_addr2line_cache): New function.
1227 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1228 cache-size parameter.
1229 (Dwarf_line_info::one_addr2line_cache): New function.
1230 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1231 new cache-size argument to one_addr2line(), and clear cache.
1232
d09e9154
CC		 12332008-04-28 Cary Coutant <ccoutant@google.com>
1234
1235 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1236 R_386_PC8 relocations.
1237
7ef73768
ILT		 12382008-04-23 Ian Lance Taylor <iant@google.com>
1239
55438702
ILT		 1240 * object.cc (Sized_relobj::include_section_group): Check for
1241 invalid section group.
1242
c165fb93
ILT		 1243 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1244 header size.
1245
7ef73768
ILT		 1246 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1247 than read for file header.
1248 * archive.cc (Archive::include_member): Likewise.
1249
6194aaab
L		 12502008-04-23 Paolo Bonzini <bonzini@gnu.org>
1251
1252 * aclocal.m4: Regenerate.
1253 * configure: Regenerate.
1254
d491d34e
ILT		 12552008-04-19 Ian Lance Taylor <iant@google.com>
1256
5ea2bac6
ILT		 1257 * version.cc (version_string): Bump to 1.6.
1258
7bc3e21a
ILT		 1259 * testsuite/Makefile.am (many_sections_r_test): New target.
1260 (many_sections_r_test_SOURCES): Remove.
1261 (many_sections_r_test_DEPENDENCIES): Remove.
1262 (many_sections_r_test_LDFLAGS): Remove.
1263 (many_sections_r_test_LDADD): Remove.
1264
7fcd3aa9
ILT		 1265 * object.cc (Sized_relobj::do_add_symbols): Always pass
1266 local_symbol_count_ to add_from_relobj.
1267
4c94d6ae
ILT		 1268 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1269 every thousand variables.
1270 * testsuite/Makefile.in: Rebuild.
1271
d491d34e
ILT		 1272 * object.cc (Xindex::initialize_symtab_xindex): New function.
1273 (Xindex::read_symtab_xindex): New function.
1274 (Xindex::sym_xindex_to_shndx): New function.
1275 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1276 available.
1277 (Sized_relobj::do_initialize_xindex): New function.
1278 (Sized_relobj::do_read_symbols): Adjust section links.
1279 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1280 parameter. Change all callers.
1281 (Sized_relobj::include_section_group): Adjust section links and
1282 symbol section indexes.
1283 (Sized_relobj::do_layout): Adjust section links.
1284 (Sized_relobj::do_count_local_symbols): Adjust section links and
1285 symbol section indexes.
1286 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1287 ordinary and special symbols.
1288 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1289 dynsym_xindex parameters. Change all callers. Adjust section
1290 links. Use SHN_XINDEX when needed.
1291 (Sized_relobj::get_symbol_location_info): Adjust section links.
1292 Don't get fooled by special symbols.
1293 * object.h (class Xindex): Define.
1294 (class Object): Add xindex_ parameter. Declare virtual functoin
1295 do_initialize_xindex.
1296 (Object::adjust_sym_shndx): New function.
1297 (Object::set_xindex): New protected function.
1298 (class Symbol_value): Add is_ordinary_shndx_ field.
1299 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1300 (Symbol_value::value): Assert ordinary section.
1301 (Symbol_value::initialize_input_to_output_map): Likewise.
1302 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1303 Change all callers.
1304 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1305 all callers.
1306 (class Sized_relobj): Update declarations.
1307 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1308 parameter. Change all callers.
1309 (Sized_relobj::adjust_shndx): New function.
1310 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1311 field.
1312 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1313 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1314 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1315 (Sized_dynobj::read_dynsym_section): Adjust section links.
1316 (Sized_dynobj::read_dynamic): Likewise.
1317 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1318 section links.
1319 (Sized_dynobj::do_initialize_xindex): New function.
1320 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1321 do_initialize_xindex.
1322 (Sized_dynobj::adjust_shndx): New function.
1323 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1324 dynsym_xindex_ fields.
1325 (Layout::finalize): Add a call to set_section_indexes before
1326 creating the symtab sections.
1327 (Layout::set_section_indexes): Don't do anything if the section
1328 already has a section index.
1329 (Layout::create_symtab_sections): Add shnum parameter. Change
1330 caller. Create .symtab_shndx section if needed.
1331 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1332 caller.
1333 (Layout::allocated_output_section_count): New function.
1334 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1335 needed.
1336 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1337 fields. Update declarations.
1338 (Layout::symtab_xindex): New function.
1339 (Layout::dynsym_xindex): New function.
1340 (class Write_symbols_task): Add layout_ field.
1341 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1342 Change caller.
1343 * output.cc (Output_section_headers::Output_section_headers): Add
1344 shstrtab_section parameter. Change all callers.
1345 (Output_section_headers::do_sized_write): Store overflow values
1346 for section count and section string table section index in
1347 section header zero.
1348 (Output_file_header::do_sized_write): Check for overflow of
1349 section count and section string table section index.
1350 (Output_symtab_xindex::do_write): New function.
1351 (Output_symtab_xindex::endian_do_write): New function.
1352 * output.h (class Output_section_headers): Add shstrtab_section_.
1353 Update declarations.
1354 (class Output_symtab_xindex): Define.
1355 (Output_section::has_out_shndx): New function.
1356 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1357 field.
1358 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1359 Change all callers.
1360 (Sized_symbol::init): Likewise.
1361 (Symbol::output_section): Check for ordinary symbol.
1362 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1363 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1364 callers.
1365 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1366 Change all callers. Simplify handling of symbols from sections
1367 not included in the link.
1368 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1369 distinction.
1370 (Weak_alias_sorter::operator()): Assert that symbols are
1371 ordinary.
1372 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1373 distinction.
1374 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1375 parameters. Change all callers.
1376 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1377 symbol distinction. Use SHN_XINDEX when needed.
1378 (Symbol_table::write_section_symbol): Add symtab_xindex
1379 parameter. Change all callers.
1380 (Symbol_table::sized_write_section_symbol): Likewise. Use
1381 SHN_XINDEX when needed.
1382 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1383 declarations.
1384 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1385 (Symbol::is_defined): Check is_ordinary.
1386 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1387 (Symbol::is_absolute, Symbol::is_common): Likewise.
1388 (class Sized_symbol): Update declarations.
1389 (class Symbol_table): Update declarations.
1390 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1391 parameters. Change all callers.
1392 (Sized_symbol::override): Likewise.
1393 (Symbol_table::override): Likewise.
1394 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1395 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1396 is_ordinary, and orig_st_shndx parameters. Change all callers.
1397 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1398 to be in an ordinary section.
1399 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1400 object and is_ordinary parameters. Change all callers.
1401 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1402 Change all callers. Don't add undefined or non-ordinary symbols
1403 to reloc_map_.
1404 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1405 Change all callers.
1406 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1407 declarations.
1408 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1409 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1410 (Sized_relobj::relocate_sections): Likewise.
1411 * target-reloc.h (scan_relocs): Adjust section symbol index.
1412 (scan_relocatable_relocs): Likewise.
1413 * i386.cc (Scan::local): Check for ordinary symbols.
1414 * sparc.cc (Scan::local): Likewise.
1415 * x86_64.cc (Scan::local): Likewise.
1416 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1417 to symbol_section_and_value.
1418 * testsuite/many_sections_test.cc: New file.
1419 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1420 (check_PROGRAMS): Add many_sections_test.
1421 (many_sections_test_SOURCES): Define.
1422 (many_sections_test_DEPENDENCIES): Define.
1423 (many_sections_test_LDFLAGS): Define.
1424 (BUILT_SOURCES): Add many_sections_define.h.
1425 (many_sections_define.h): New target.
1426 (BUILT_SOURCES): Add many_sections_check.h.
1427 (many_sections_check.h): New target.
1428 (check_PROGRAMS): Add many_sections_r_test.
1429 (many_sections_r_test_SOURCES): Define.
1430 (many_sections_r_test_DEPENDENCIES): Define.
1431 (many_sections_r_test_LDFLAGS): Define.
1432 (many_sections_r_test_LDADD): Define.
1433 (many_sections_r_test.o): New target.
1434 * testsuite/Makefile.in: Rebuild.
1435
c5818ff1
CC		 14362008-04-17 Cary Coutant <ccoutant@google.com>
1437
1438 * errors.cc (Errors::info): New function.
1439 (gold_info): New function.
1440 * errors.h (Errors::info): New function.
1441 * gold.h (gold_info): New function.
1442 * object.cc (Input_objects::add_object): Print trace output.
1443 * options.cc (options::parse_set): New function.
1444 (General_options::parse_wrap): Deleted.
1445 (General_options::General_options): Deleted initializer.
1446 * options.h (options::String_set): New typedef.
1447 (options::parse_set): New function.
1448 (DEFINE_set): New macro.
1449 (General_options::wrap): Changed to use DEFINE_set. Changed
1450 callers of any_wrap_symbols and is_wrap_symbol.
1451 (General_options::trace, General_options::trace_symbol):
1452 New options.
1453 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1454 (General_options::wrap_symbols_): Deleted.
1455 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1456
b5be4a7c
DM		 14572008-04-17 David S. Miller <davem@davemloft.net>
1458
1459 * options.cc (General_options::parse_V): New function.
1460 * options.h: Add entries for -V and -Qy.
1461
155a0dd7
ILT		 14622008-04-17 Ian Lance Taylor <iant@google.com>
1463
1464 * common.cc (Symbol_table::allocate_commons): Remove options
1465 parameter. Change caller.
1466 (Symbol_table::do_allocate_commons): Remove options parameter.
1467 Change caller. Just call do_allocate_commons_list twice.
1468 (Symbol_table::do_allocate_commons_list): New function, broken out
1469 of do_allocate_commons.
1470 * common.h (class Allocate_commons_task): Remove options_ field.
1471 Update constructor.
1472 * symtab.cc (Symbol_table::Symbol_table): Initialize
1473 tls_commons_.
1474 (Symbol_table::add_from_object): Put TLS common symbols on
1475 tls_commons_ list.
1476 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1477 which are IN_OUTPUT_DATA.
1478 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1479 allocate_commons and do_allocate_commons declarations. Declare
1480 do_allocate_commons_list.
1481 * gold.cc (queue_middle_tasks): Update creation of
1482 Allocate_commons_task to not pass options.
1483 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1484 (TLS_TEST_C_FLAGS): New variable.
1485 (tls_test_c_pic.o): New target.
1486 (tls_test_shared.so): Link in tls_test_c_pic.o.
1487 (tls_test_c_pic_ie.o): New target.
1488 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1489 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1490 (tls_test_c.o): New target.
1491 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1492 (tls_pic_test_LDADD): Likewise.
1493 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1494 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1495 (tls_test_c_gnu2.o): New target.
1496 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1497 tls_test_c_gnu2.o.
1498 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1499 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1500 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1501 * testsuite/tls_test.cc: Include "config.h".
1502 (t_last): Call t11_last.
1503 * testsuite/tls_test.h (t11, t11_last): Declare.
1504 * testsuite/tls_test_c.c: New file.
1505 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1506 * configure.ac: Check for OpenMP support.
1507 * configure, config.in, Makefile.in: Rebuild.
1508 * testsuite/Makefile.in: Rebuild.
1509
edfbb029
CC		 15102008-04-16 Cary Coutant <ccoutant@google.com>
1511
1512 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1513 (Target_i386::tls_base_symbol_defined_): New field.
1514 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1515 (Target_i386::Scan::global): Likewise.
1516 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1517 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1518 (Target_x86_64::tls_base_symbol_defined_): New field.
1519 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1520 (Target_x86_64::Scan::global): Likewise.
1521
f3c69fca
CC		 15222008-04-16 Cary Coutant <ccoutant@google.com>
1523
1524 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1525 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1526 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1527 building shared libraries.
1528 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1529 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1530 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1531 * testsuite/Makefile.in: Rebuild.
1532 * testsuite/weak_undef.h: New file.
1533 * testsuite/weak_undef_file1.cc: Add extra test cases.
1534 * testsuite/weak_undef_file2.cc: Likewise.
1535 * testsuite/weak_undef_test.cc: Likewise.
1536
7c414435
DM		 15372008-04-16 David S. Miller <davem@davemloft.net>
1538
32b769e1
DM		 1539 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1540 Add issued_non_pic_error_ field. Declare check_non_pic.
1541 (Target_sparc::Scan::check_non_pic): New function.
1542 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1543 (Target_sparc::Scan::global): Likewise.
1544
11936fb1
DM		 1545 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1546 * configure: Rebuild.
1547
7c414435
DM		 1548 * options.h (DEFINE_enable): New macro.
1549 (new_dtags): New enable option.
1550 (initfirst, interpose, loadfltr, nodefaultlib,
1551 nodelete, nodlopen, nodump): New -z options.
1552 * layout.cc (Layout:finish_dynamic_section): If new
1553 dtags enabled, emit DT_RUNPATH. Also, emit a
1554 DT_FLAGS_1 containing any specified -z flags.
1555
85c7bf8b
ILT		 15562008-04-16 Ian Lance Taylor <iant@google.com>
1557
12c0daef
ILT		 1558 * copy-relocs.cc: New file.
1559 * copy-relocs.h: New file.
1560 * reloc.cc: Remove Copy_relocs code.
1561 * reloc.h: Likewise.
1562 * reloc-types.h (struct Reloc_types) [both versions]: Add
1563 get_reloc_addend_noerror.
1564 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1565 variants of add_global which take an addend which must be zero.
1566 * i386.cc: Include "copy-relocs.h".
1567 (class Target_i386): Change type of copy_relocs_ to variable,
1568 update initializer.
1569 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1570 Change all callers.
1571 (Target_i386::do_finalize_sections): Change handling of
1572 copy_relocs_.
1573 * sparc.cc: Include "copy-relocs.h".
1574 (class Target_sparc): Change type of copy_relocs_ to variable,
1575 update initializer.
1576 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1577 Change all callers.
1578 (Target_sparc::do_finalize_sections): Change handling of
1579 copy_relocs_.
1580 * x86_64.cc: Include "copy-relocs.h".
1581 (class Target_x86_64): Change type of copy_relocs_ to variable,
1582 update initializer.
1583 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1584 class. Change all callers.
1585 (Target_x86_64::do_finalize_sections): Change handling of
1586 copy_relocs_.
1587 * Makefile.am (CCFILES): Add copy-relocs.cc.
1588 (HFILES): Add copy-relocs.h.
1589
4f4995b6
ILT		 1590 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1591
85c7bf8b
ILT		 1592 * testsuite/script_test_4.sh: Permit leading zeroes.
1593
4f2a9edd
ILT		 15942008-04-15 Ian Lance Taylor <iant@google.com>
1595
e6188289
ILT		 1596 * script-sections.cc (Script_sections::create_segments): Use
1597 header_size_adjustment even when there is enough room for the
1598 headers.
1599 * testsuite/script_test_4.sh: New file.
1600 * testsuite/script_test_4.t: New file.
1601 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1602 (check_DATA): Add script_test_4.stdout.
1603 (MOSTLYCLEANFILES): Likewise.
1604 (script_test_4): New target.
1605 (script_test_4.stdout): New target.
1606 * testsuite/Makefile.in: Rebuild.
1607
4f2a9edd
ILT		 1608 * sparc.cc: Add definitions for Output_data_plt_sparc class
1609 constants.
1610
f5314dd5
DM		 16112008-04-14 David S. Miller <davem@davemloft.net>
1612
1613 * sparc.cc: New file.
1614 * Makefile.am (TARGETSOURCES): Add sparc.cc
1615 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1616 * configure.tgt: Document targ_extra_size and
1617 targ_extra_big_endian. Add entries for sparc-* and
1618 sparc64-*.
1619 * configure.ac: Handle targ_extra_size and
1620 targ_extra_big_endian.
1621 * Makefile.in: Rebuild.
1622 * configure: Likewise.
1623 * po/POTFILES.in: Likewise.
1624 * po/gold.pot: Likewise.
1625
154e0e9a
ILT		 16262008-04-14 Ian Lance Taylor <iant@google.com>
1627
1628 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1629 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1630 in the name/type/flags to section mapping. Don't call
1631 allocate_output_section.
1632 (Layout::choose_output_section): Change parameter from adjust_name
1633 to is_input_section. Don't permit input sections after sections
1634 are attached to segments. Don't call allocate_output_section.
1635 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1636 not write_enable_output_section.
1637 (Layout::make_output_section): Don't push to
1638 unattached_section_list_ nor call attach_to_segment. Call
1639 attach_section_to_segment if sections are attached.
1640 (Layout::attach_sections_to_segments): New function.
1641 (Layout::attach_section_to_segment): New function.
1642 (Layout::attach_allocated_section_to_segment): Rename from
1643 attach_to_segment. Remove flags parameter.
1644 (Layout::allocate_output_section): Remove function.
1645 (Layout::write_enable_output_section): Remove function.
1646 * layout.h (class Layout): Update for above changes. Add new
1647 field sections_are_attached_.
1648 * output.h (Output_section::update_flags_for_input_section): New
1649 function.
1650 * output.cc (Output_section::add_input_section): Call
1651 update_flags_for_input_section.
1652 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1653
009a67a2
CC		 16542008-04-11 Cary Coutant <ccoutant@google.com>
1655
1656 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1657 thought unnecessary.
1658 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1659
759b1a24
ILT		 16602008-04-11 Ian Lance Taylor <iant@google.com>
1661
1662 * output.h (class Output_section_data): Remove inline definition
1663 of set_addralign.
1664 * output.cc (Output_section_data::set_addralign): New function.
1665
c2b45e22
CC		 16662008-04-11 Cary Coutant <ccoutant@google.com>
1667
1668 Add support for TLS descriptors for i386 and x86_64.
1669 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1670 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1671 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1672 GOT_TYPE_TLS_DESC.
1673 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1674 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1675 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1676 relocations.
1677 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1678 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1679 Fix problem with initial-exec relocations.
1680 (Target_i386::Relocate::relocate_tls): Likewise.
1681 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1682 relaxation.
1683 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1684 support for section-plus-offset dynamic table entries.
1685 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1686 (Output_data_dynamic::Dynamic_entry): Add support for
1687 section-plus-offset dynamic table entries.
1688 (Output_data_dynamic::Classification): Likewise.
1689 (Output_data_dynamic::classification_): Renamed offset_.
1690 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1691 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1692 (Target_x86_64::make_plt_section): New function.
1693 (Target_x86_64::reserve_tlsdesc_entries): New function.
1694 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1695 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1696 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1697 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1698 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1699 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1700 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1701 add extra PLT entry for TLS descriptors.
1702 (Output_data_plt_x86_64::got_): New field.
1703 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1704 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1705 fields.
1706 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1707 descriptors.
1708 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1709 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1710 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1711 R_386_TLS_DESC_CALL relocations.
1712 (Target_x86_64::Scan::global): Likewise.
1713 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1714 for TLS descriptors.
1715 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1716 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1717 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1718 GD-to-IE relaxation.
1719 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1720 and TLS_DESCRIPTORS.
1721 * Makefile.in: Rebuild.
1722 * configure: Rebuild.
1723 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1724 (tls_test_shared2.so): New target.
1725 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1726 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1727 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1728 (tls_shared_gd_to_ie_test_LDADD): New variable.
1729 (tls_shared_gnu2_gd_to_ie_test): New target.
1730 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1731 New targets.
1732 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1733 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1734 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1735 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1736 (tls_shared_gnu2_test): New target.
1737 (tls_test_gnu2_shared.so): New target.
1738 (tls_shared_gnu2_test_SOURCES): New variable.
1739 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1740 (tls_shared_gnu2_test_LDFLAGS): New variable.
1741 (tls_shared_gnu2_test_LDADD): New variable.
1742 * testsuite/Makefile.in: Rebuild.
1743 * testsuite/Makefile.
1744
83bfb6b7
ILT		 17452008-04-11 Ian Lance Taylor <iant@google.com>
1746
1747 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1748 justsyms.t.
1749 * testsuite/Makefile.in: Rebuild.
1750
1751 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1752 long.
1753 * testsuite/script_test_2.cc (main): Adjust test.
1754
706e1f5e
ILT		 17552008-04-11 David S. Miller <davem@davemloft.net>
1756 Ian Lance Taylor <iant@google.com>
1757
1758 * options.h (General_options): Add entries for '-Y' and
1759 '-relax'.
1760 * options.cc (General_options:finalize): If -Y was used, add those
1761 entries to the library path instead of the default "/lib" and
1762 "/usr/lib".
1763
7c98e6bb
DM		 17642008-04-11 David S. Miller <davem@davemloft.net>
1765
1766 * testsuite/justsyms.t: Start at 0x100.
1767 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1768 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1769 long.
1770 * testsuite/script_test_2.cc: Adjust string and section length
1771 checks.
7c98e6bb 1772
99a37bfd
ILT		 17732008-04-09 Ian Lance Taylor <iant@google.com>
1774
2cefc357
ILT		 1775 PR gold/5996
1776 * script-sections.cc (Sections_element::allocate_to_segment): Add
1777 orphan parameter.
1778 (Output_section_definition::allocate_to_segment): Likewise.
1779 (Orphan_output_section::allocate_to_segment): Likewise.
1780 (Script_sections::attach_sections_using_phdrs_clause): Don't
1781 propagate non-PT_LOAD segments to orphan sections.
1782 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1783 readelf rather than objdump.
1784 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1785 .interp section and PT_INTERP segment are the same size.
1786 * testsuite/Makefile.in: Rebuild.
1787
99a37bfd
ILT		 1788 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1789 aliases for symbols defined in the same object.
1790 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1791 (weak_alias_test_SOURCES): New variable.
1792 (weak_alias_test_DEPENDENCIES): New variable.
1793 (weak_alias_test_LDFLAGS): New variable.
1794 (weak_alias_test_LDADD): New variable.
1795 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1796 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1797 (weak_alias_test_3.o): New target.
1798 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1799 * testsuite/weak_alias_test_main.cc: New file.
1800 * testsuite/weak_alias_test_1.cc: New file.
1801 * testsuite/weak_alias_test_2.cc: New file.
1802 * testsuite/weak_alias_test_3.cc: New file.
1803
780e49c5
ILT		 18042008-04-08 Ian Lance Taylor <iant@google.com>
1805
cdb0b8f5
ILT		 1806 * options.h (class General_options): Add --noinhibit-exec option.
1807 * main.cc (main): Check --noinhibit-exec.
1808
0864d551
ILT		 1809 * options.h (class General_options): Define --wrap as a special
1810 option. Add wrap_symbols_ field.
1811 (General_options::any_wrap_symbols): New function.
1812 (General_options::is_wrap_symbol): New function.
1813 * options.cc (General_options::parse_wrap): New function.
1814 (General_options::General_options): Initialize wrap_symbols_.
1815 * symtab.cc (Symbol_table::wrap_symbol): New function.
1816 (Symbol_table::add_from_object): Handle --wrap.
1817 * symtab.h (class Symbol_table): Declare wrap_symbol.
1818 * target.h (Target::wrap_char): New function.
1819 (Target::Target_info): Add wrap_char field.
1820 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1821 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1822 * testsuite/testfile.cc (Target_test::test_target_info):
1823 Likewise.
1824
789aa6de
ILT		 1825 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1826 there is one.
1827
2c38906f
ILT		 1828 * layout.h (class Layout): Add added_eh_frame_data_ field.
1829 * layout.cc (Layout::Layout): Initialize new field.
1830 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1831 output section until we find a section we merged successfully.
1832 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1833 that the size be non-zero.
1834
780e49c5
ILT		 1835 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1836 qualifier.
1837
7fcd0256
ILT		 18382008-04-08 Craig Silverstein <csilvers@google.com>
1839
1840 * configure.ac: Export new conditional variable HAVE_ZLIB.
1841 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1842 on HAVE_ZLIB.
1843 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1844 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1845
6835af53
ILT		 18462008-04-07 Ian Lance Taylor <iant@google.com>
1847
e24f324c
ILT		 1848 * version.cc (version_string): Set to "1.5".
1849
a036edd8
ILT		 1850 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1851 Add issued_non_pic_error_ field. Declare check_non_pic.
1852 (Target_x86_64::Scan::check_non_pic): New function.
1853 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1854 (Target_x86_64::Scan::global): Likewise.
1855
624f8810
ILT		 1856 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1857 addend parameter. Change caller. Handle merge sections.
1858 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1859 Address to Addend. Don't add in the result of
1860 local_section_offset, pass down the addend and use the returned
1861 value.
1862 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1863 Update declarations of local_section_offset and symbol_value.
1864 * testsuite/two_file_test_1.cc (t18): New function.
1865 * testsuite/two_file_test_2.cc (f18): New function.
1866 * testsuite/two_file_test_main.cc (main): Call t18.
1867 * testsuite/two_file_test.h (t18, f18): Declare.
1868
6835af53
ILT		 1869 * configure.ac: Don't test for objdump, c++filt, or readelf.
1870 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1871 conditionals.
1872 (TEST_READELF): New variable.
1873 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1874 (check_PROGRAMS): Add two_file_strip_test.
1875 (two_file_strip_test): New target.
1876 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1877 (two_file_same_shared_strip_test_SOURCES): New variable.
1878 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1879 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1880 (two_file_same_shared_strip_test_LDADD): New variable.
1881 (two_file_shared_strip.so): New target.
1882 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1883 (ver_test_5.syms, ver_test_7.syms): Likewise.
1884 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1885 (strip_test_3.stdout): Use TEST_OBJDUMP.
1886 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1887
86925eef
CC		 18882008-04-04 Cary Coutant <ccoutant@google.com>
1889
1890 * symtab.h (Symbol::is_weak_undefined): New function.
1891 (Symbol::is_strong_undefined): New function.
1892 (Symbol::is_absolute): New function.
1893 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1894 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1895 absolute symbols.
1896 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1897 (weak_undef_test): New target.
1898 * testsuite/Makefile.in: Rebuild.
1899 * testsuite/weak_undef_file1.cc: New file.
1900 * testsuite/weak_undef_file2.cc: New file.
1901 * testsuite/weak_undef_test.cc: New file.
1902
126f3ece
ILT		 19032008-04-03 Craig Silverstein <csilvers@google.com>
1904
1905 * compressed_output.h (class Output_compressed_section): Use
1906 unsigned buffer.
1907 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1908 add zlib header.
1909 (zlib_compressed_suffix): Removed.
1910 (Output_compressed_section::set_final_data_size): Use unsigned
1911 buffers.
1912 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1913 Fix linker invocation.
1914 (flagstest_o_specialfile_and_compress_debug_sections):
1915 Likewise.
1916 * testsuite/Makefile.in: Regenerated.
1917
deae2a14
DM		 19182008-04-02 David S. Miller <davem@davemloft.net>
1919
1920 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1921 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1922
70752818
ILT		 19232008-04-02 Craig Silverstein <csilvers@google.com>
1924
1925 * TODO: New file.
1926
39d0cb0e
ILT		 19272008-04-02 Ian Lance Taylor <iant@google.com>
1928
1929 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1930 parameters. Update for new key type to views_. Change all
1931 callers.
1932 (File_read::read): Adjust for byteshift in returned view.
1933 (File_read::add_view): New function, broken out of
1934 find_and_make_view.
1935 (File_read::make_view): New function, broken out of
1936 find_and_make_view.
1937 (File_read::find_or_make_view): Add offset and aligned
1938 parameters. Rewrite accordingly. Change all callers.
1939 (File_read::get_view): Add offset and aligned parameters. Adjust
1940 for byteshift in return value.
1941 (File_read::get_lasting_view): Likewise.
1942 * fileread.h (class File_read): Update declarations.
1943 (class File_read::View): Add byteshift_ field. Add byteshift to
1944 constructor. Add byteshift method.
1945 * archive.h (Archive::clear_uncached_views): New function.
1946 (Archive::get_view): Add aligned parameter. Change all callers.
1947 * object.h (Object::get_view): Add aligned parameter. Change all
1948 callers.
1949 (Object::get_lasting_view): Likewise.
1950
1951 * fileread.cc (File_read::release): Don't call clear_views if
1952 there are multiple objects.
1953 * fileread.h (File_read::clear_uncached_views): New function.
1954 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
1955 on the archive.
1956
a1207466
CC		 19572008-03-31 Cary Coutant <ccoutant@google.com>
1958
1959 Add thin archive support.
1960 * archive.cc (Archive::armagt): New const.
1961 (Archive::setup): Remove task parameter and calls to unlock.
1962 (Archive::unlock_nested_archives): New function.
1963 (Archive::read_header): Add nested_off parameter. Change
1964 all callers.
1965 (Archive::interpret_header): Likewise.
1966 (Archive::include_all_members): Change to handle thin
1967 archives.
1968 (Archive::include_member): Likewise.
1969 * archive.h (Archive::Archive): Add new parameters and
1970 initializers.
1971 (Archive::armagt): New const.
1972 (Archive::setup): Remove task parameter.
1973 (Archive::unlock_nested_archives): New function.
1974 (Archive::read_header): Add nested_off parameter.
1975 (Archive::interpret_header): Likewise.
1976 (Archive::Nested_archive_table): New typedef.
1977 (Archive::is_thin_archive_): New field.
1978 (Archive::nested_archives_): New field.
1979 (Archive::options_): New field.
1980 (Archive::dirpath_): New field.
1981 (Archive::task_): New field.
1982 * readsyms.cc (Read_symbols::do_read_symbols): Add check
1983 for thin archives. Pass additional parameters to
1984 Archive::Archive. Unlock the archive file after calling
1985 Archive::setup.
1986
479f6503
ILT		 19872008-03-29 Ian Lance Taylor <iant@google.com>
1988
686c8caf
ILT		 1989 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
1990 version symbol to be local.
1991 * testsuite/ver_test_4.sh: New file.
1992 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
1993 (check_DATA): Add ver_test_4.syms.
1994 (ver_test_4.syms): New target.
1995 * testsuite/Makefile.in: Rebuild.
1996
ab794b6b
ILT		 1997 * output.cc
1998 (Output_section::Input_section_sort_entry::has_priority): New
1999 function.
2000 (Output_section::Input_section_sort_entry::match_file_name): New
2001 function.
2002 (Output_section::Input_section_sort_entry::match_section_name):
2003 Remove.
2004 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2005 Remove.
2006 (Output_section::Input_section_sort_entry::match_section_file):
2007 Remove.
2008 (Output_section::Input_section_sort_compare::operator()): Rewrite
2009 using new Input_section_sort_entry functions. Sort crtbegin and
2010 crtend first. Sort sections with no priority before sections with
2011 a priority.
2012 * testsuite/initpri1.c (d3): Check j != 4.
2013 (cd5): New constructor/destructor function.
2014 (main): Check j != 2.
2015
479f6503
ILT		 2016 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2017 new symbol when resolving, don't call set_is_default.
2018 * testsuite/ver_test_7.cc: New file.
2019 * testsuite/ver_test_7.sh: New file.
2020 * testsuite/Makefile.am (ver_test_7.so): New target.
2021 (ver_test_7.o): New target.
2022 (check_SCRIPTS): Add ver_test_7.sh.
2023 (check_DATA): Add ver_test_7.syms.
2024 (ver_test_7.syms): New target.
2025
2fd32231
ILT		 20262008-03-28 Ian Lance Taylor <iant@google.com>
2027
2028 * layout.cc (Layout::layout): If we see an input section with a
2029 name that needs sorting, set the must_sort flag for the output
2030 section.
2031 (Layout::make_output_section): If the name of the output section
2032 indicates that it might require sorting, set the may_sort flag.
2033 * output.h (Output_section::may_sort_attached_input_sections): New
2034 function.
2035 (Output_section::set_may_sort_attached_input_sections): New
2036 function.
2037 (Output_section::must_sort_attached_input_sections): New
2038 function.
2039 (Output_section::set_must_sort_attached_input_sections): New
2040 function.
2041 (class Output_section): Declare Input_section_sort_entry. Define
2042 Input_section_sort_compare. Declare
2043 sort_attached_input_sections. Add new fields:
2044 may_sort_attached_input_sections_,
2045 must_sort_attached_input_sections_,
2046 attached_input_sections_are_sorted_.
2047 * output.cc (Output_section::Output_section): Initialize new
2048 fields.
2049 (Output_section::add_input_section): Add an entry to
2050 input_sections_ if may_sort or must_sort are true.
2051 (Output_section::set_final_data_size): Call
2052 sort_attached_input_sections if necessary.
2053 (Output_section::Input_section_sort_entry): Define new class.
2054 (Output_section::Input_section_sort_compare::operator()): New
2055 function.
2056 (Output_section::sort_attached_input_sections): New function.
2057 * configure.ac: Check whether the compiler supports constructor
2058 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2059 * testsuite/initpri1.c: New file.
2060 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2061 CONSTRUCTOR_PRIORITY.
2062 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2063 (initpri1_LDFLAGS): New variable.
2064 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2065
18e6b24e
ILT		 20662008-03-27 Ian Lance Taylor <iant@google.com>
2067
49bdd526
ILT		 2068 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2069 * testsuite/common_test_1.c: New file.
2070 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2071 (common_test_1_SOURCES): New variable.
2072 (common_test_1_DEPENDENCIES): New variable.
2073 (common_test_1_LDFLAGS): New variable.
2074
18e6b24e
ILT		 2075 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2076 and commons_ correctly when NAME/VERSION does not override
2077 NAME/NULL.
2078 * testsuite/ver_test_6.c: New file.
2079 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2080 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2081 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2082
04bf7072
ILT		 20832008-03-26 Ian Lance Taylor <iant@google.com>
2084
5871526f
ILT		 2085 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2086 of an undefined symbol from a version script.
2087 * testsuite/Makefile.am (ver_test_5.so): New target.
2088 (ver_test_5.o): New target.
2089 (check_SCRIPTS): Add ver_test_5.sh.
2090 (check_DATA): Add ver_test_5.syms.
2091 (ver_test_5.syms): New target.
2092 * testsuite/ver_test_5.cc: New file.
2093 * testsuite/ver_test_5.script: New file.
2094 * testsuite/ver_test_5.sh: New file.
2095 * Makefile.in, testsuite/Makefile.in: Rebuild.
2096
04bf7072
ILT		 2097 PR gold/5986
2098 Fix problems building gold with gcc 4.3.0.
2099 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2100 (gold_error_at_location, gold_warning_at_location): Use it.
2101 * configure.ac: Check whether we can compile and use a template
2102 function with a printf attribute.
2103 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2104 when jumping over bytes.
2105 * object.cc: Instantiate Object::read_section_data.
2106 * debug.h: Include <cstring>
2107 * dwarf_reader.cc: Include <algorithm>
2108 * main.cc: Include <cstring>.
2109 * options.cc: Include <cstring>.
2110 * output.cc: Include <cstring>.
2111 * script.cc: Include <cstring>.
2112 * script.h: Include <string>.
2113 * symtab.cc: Include <cstring> and <algorithm>.
2114 * target-select.cc: Include <cstring>.
2115 * version.cc: Include <string>.
2116 * testsuite/testmain.cc: Include <cstdlib>.
2117 * configure, config.in: Rebuild.
2118
874c5b28
ILT		 21192008-03-25 Ian Lance Taylor <iant@google.com>
2120
819d6c3a
ILT		 2121 * options.cc: Include "../bfd/bfdver.h".
2122 (options::help): Print bug reporting address.
2123
f4b2c6f5
ILT		 2124 * version.cc (print_version): Adjust output for current value of
2125 BFD_VERSION_STRING.
2126
2127 * NEWS: New file.
2128
e96caa79
ILT		 2129 * options.cc (options::help): Print list of supported targets.
2130 * target-select.h: Include <vector>.
2131 (class Target_selector): Make machine_, size_, and is_big_endian_
2132 fields const. Add bfd_name_ and instantiated_target_ fields.
2133 (Target_selector::Target_selector): Add bfd_name parameter.
2134 (Target_selector::recognize): Make non-virtual, call
2135 do_recognize.
2136 (Target_selector::recognize_by_name): Make non-virtual, call
2137 do_recognize_by_name.
2138 (Target_selector::supported_names): New function.
2139 (Target_selector::bfd_name): New function.
2140 (Target_selector::do_instantiate_target): New pure virtual
2141 function.
2142 (Target_selector::do_recognize): New virtual function.
2143 (Target_selector::do_recognize_by_name): New virtual function.
2144 (Target_selector::instantiate_target): New private function.
2145 (supported_target_names): Declare.
2146 * target-select.cc (Target_selector::Target_selector): Update for
2147 new parameter and fields.
2148 (select_target_by_name): Check that the name matches before
2149 calling recognize_by_name.
2150 (supported_target_names): New function.
2151 * i386.cc (class Target_selector_i386): Update Target_selector
2152 constructor call. Remove recognize and recognize_by_name. Add
2153 do_instantiate_target.
2154 * x86_64.cc (class Target_selector_x86_64): Likewise.
2155 * testsuite/testfile.cc (class Target_selector_test): Update for
2156 changes to Target_selector.
2157
874c5b28
ILT		 2158 * README: Rewrite, with some notes on unsupported features.
2159
0a65a3a7
CC		 21602008-03-24 Cary Coutant <ccoutant@google.com>
2161
2162 * i386.cc (Target_i386::Got_type): New enum declaration.
2163 (Target_i386::Scan::local): Updated callers of Output_data_got
2164 member functions.
2165 (Target_i386::Scan::global): Likewise.
2166 (Target_i386::Relocate::relocate): Likewise.
2167 (Target_i386::Relocate::relocate_tls): Likewise.
2168 * object.h (Got_offset_list): New class.
2169 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2170 (Sized_relobj::local_got_offset): Likewise.
2171 (Sized_relobj::set_local_got_offset): Likewise.
2172 (Sized_relobj::local_has_tls_got_offset): Removed.
2173 (Sized_relobj::local_tls_got_offset): Removed.
2174 (Sized_relobj::set_local_tls_got_offset): Removed.
2175 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2176 * output.cc (Output_data_got::add_global): Added got_type parameter.
2177 (Output_data_got::add_global_with_rel): Likewise.
2178 (Output_data_got::add_global_with_rela): Likewise.
2179 (Output_data_got::add_global_pair_with_rel): New function.
2180 (Output_data_got::add_global_pair_with_rela): New function.
2181 (Output_data_got::add_local): Added got_type parameter.
2182 (Output_data_got::add_local_with_rel): Likewise.
2183 (Output_data_got::add_local_with_rela): Likewise.
2184 (Output_data_got::add_local_pair_with_rel): New function.
2185 (Output_data_got::add_local_pair_with_rela): New function.
2186 (Output_data_got::add_global_tls): Removed.
2187 (Output_data_got::add_global_tls_with_rel): Removed.
2188 (Output_data_got::add_global_tls_with_rela): Removed.
2189 (Output_data_got::add_local_tls): Removed.
2190 (Output_data_got::add_local_tls_with_rel): Removed.
2191 (Output_data_got::add_local_tls_with_rela): Removed.
2192 * output.h (Output_data_got::add_global): Added got_type parameter.
2193 (Output_data_got::add_global_with_rel): Likewise.
2194 (Output_data_got::add_global_with_rela): Likewise.
2195 (Output_data_got::add_global_pair_with_rel): New function.
2196 (Output_data_got::add_global_pair_with_rela): New function.
2197 (Output_data_got::add_local): Added got_type parameter.
2198 (Output_data_got::add_local_with_rel): Likewise.
2199 (Output_data_got::add_local_with_rela): Likewise.
2200 (Output_data_got::add_local_pair_with_rel): New function.
2201 (Output_data_got::add_local_pair_with_rela): New function.
2202 (Output_data_got::add_global_tls): Removed.
2203 (Output_data_got::add_global_tls_with_rel): Removed.
2204 (Output_data_got::add_global_tls_with_rela): Removed.
2205 (Output_data_got::add_local_tls): Removed.
2206 (Output_data_got::add_local_tls_with_rel): Removed.
2207 (Output_data_got::add_local_tls_with_rela): Removed.
2208 * resolve.cc (Symbol::override_base_with_special): Removed
2209 reference to has_got_offset_ field.
2210 * symtab.cc (Symbol::init_fields): Replaced initialization
2211 of got_offset_ with got_offsets_. Removed initialization
2212 of has_got_offset_
53fcba31 2213 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2214 (Symbol::got_offset): Likewise.
2215 (Symbol::set_got_offset): Likewise.
2216 (Symbol::has_tls_got_offset): Removed.
2217 (Symbol::tls_got_offset): Removed.
2218 (Symbol::set_tls_got_offset): Removed.
2219 (Symbol::got_offset_): Removed.
2220 (Symbol::tls_mod_got_offset_): Removed.
2221 (Symbol::tls_pair_got_offset_): Removed.
2222 (Symbol::got_offsets_): New field.
2223 (Symbol::has_got_offset): Removed.
2224 (Symbol::has_tls_mod_got_offset): Removed.
2225 (Symbol::has_tls_pair_got_offset): Removed.
2226 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2227 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2228 member functions.
2229 (Target_x86_64::Scan::global): Likewise.
2230 (Target_x86_64::Relocate::relocate): Likewise.
2231 (Target_x86_64::Relocate::relocate_tls): Likewise.
2232
bd52eafb
BE		 22332008-03-25 Ben Elliston <bje@au.ibm.com>
2234
2235 * yyscript.y: Fix spelling error in comment.
2236
8b105e34
ILT		 22372008-03-24 Ian Lance Taylor <iant@google.com>
2238
8ed814a9
ILT		 2239 * options.h (class General_options): Define build_id option.
2240 * layout.h (class Layout): Declare write_build_id, create_note,
2241 create_build_id. Add build_id_note_ member.
2242 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2243 "libiberty.h", "md5.h", "sha1.h".
2244 (Layout::Layout): Initialize eh_frame_data_,
2245 eh_frame_hdr_section_, and build_id_note_.
2246 (Layout::finalize): Call create_build_id.
2247 (Layout::create_note): New function, broken out of
2248 Layout::create_gold_note.
2249 (Layout::create_gold_note): Call create_note.
2250 (Layout::create_build_id): New function.
2251 (Layout::write_build_id): New function.
2252 (Close_task_runner::run): Call write_build_id.
2253
8b105e34
ILT		 2254 * x86_64.cc: Correct license to GPLv3.
2255
086a1841
ILT		 22562008-03-23 Ian Lance Taylor <iant@google.com>
2257
2258 * options.cc: Include "demangle.h".
2259 (parse_optional_string): New function.
2260 (parse_long_option): Handle takes_optional_argument.
2261 (parse_short_option): Update dash_z initializer. Handle
2262 takes_optional_argument.
2263 (General_options::General_options): Initialize do_demangle_.
2264 (General_options::finalize): Set do_demangle_. Handle demangling
2265 style.
2266 * options.h (parse_optional_string): Declare.
2267 (struct One_option): Add optional_arg field. Update constructor.
2268 Update call constructor calls. Add takes_optional_argument
2269 function.
2270 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2271 (DEFINE_optional_string): Define.
2272 (General_options::demangle): Change from DEFINE_bool to
2273 DEFINE_optional_string.
2274 (General_options::no_demangle): New function.
2275 (General_options::do_demangle): New function.
2276 (General_options::set_do_demangle): New function.
2277 (General_options::execstack_status_): Move definition to end of
2278 class definition.
2279 (General_options::static_): Likewise.
2280 (General_options::do_demangle_): New field.
2281 * object.cc (big_endian>::get_symbol_location_info): Call
2282 Options::do_demangle, not Options::demangle.
2283 * symtab.cc (demangle): Likewise.
2284
cbb93e63
ILT		 22852008-03-22 Ian Lance Taylor <iant@google.com>
2286
2287 * gold.h: Include <cstddef> and <sys/types.h>
2288 * options.h: Include <cstring>.
2289
ec531623
ILT		 22902008-03-21 Ian Lance Taylor <iant@google.com>
2291
2292 * Added source code to GNU binutils.
2293
GDB Binutils - Deliverables
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