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[deliverable/binutils-gdb.git] / gold / ChangeLog
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d66a9eb3
CC		 12008-12-23 Cary Coutant <ccoutant@google.com>
2
3 * plugin.cc (is_visible_from_outside): New function.
4 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5 so we don't return "IR only" status for exported symbols or -r links.
6
7 * testsuite/Makefile.am (plugin_test_3): New test case.
8 * testsuite/Makefile.in: Regenerate.
9 * testsuite/plugin_test_3.sh: New file.
10
5995b570
CC		 112008-12-22 Cary Coutant <ccoutant@google.com>
12
13 * object.cc (Sized_relobj::layout_section): New function.
14 (Sized_relobj::do_layout): Defer layout of input sections until after
15 plugin has provided replacement files.
16 (Sized_relobj::do_layout_deferred_sections): New function.
17 * object.h (Relobj::set_section_offset): Remove virtual keyword.
18 (Relobj::layout_deferred_sections): New function.
19 (Relobj::do_layout_deferred_sections): New function.
20 (Sized_relobj::do_layout_deferred_sections): New function.
21 (Sized_relobj::layout_section): New function.
22 (Sized_relobj::Deferred_layout): New structure.
23 (Sized_relobj::deferred_layout_): New field.
24 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
25 Change all callers. Layout deferred sections.
26 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
27 references.
28 (Plugin_hook::run): Move code from do_plugin_hook inline.
29 (Plugin_hook::do_plugin_hook): Remove.
30 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
31 (Plugin_manager::finish): Renamed, was cleanup.
32 (Plugin_manager::should_defer_layout): New function.
33 (Plugin_manager::add_deferred_layout_object): New function.
34 (Plugin_manager::Deferred_layout_list): New type.
35 (Plugin_manager::deferred_layout_objects_): New field.
36 (Plugin_hook::do_plugin_hook): Remove.
37
ee769c88
ILT		 382008-12-17 Ian Lance Taylor <iant@google.com>
39
40 * options.h (class General_options): Add --no case for
41 --export-dynamic.
42
abc8dcba
CC		 432008-12-16 Cary Coutant <ccoutant@google.com>
44
45 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
46 vector.
47 (Plugin_manager::claim_file): Create plugin object even if
48 plugin did not call the add_symbols callback.
49 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
50 asking for more symbols than were added.
51 * testsuite/Makefile.am (plugin_test_1): Add test case with
52 no global symbols.
53 (empty.syms): New target.
54 * testsuite/Makefile.in: Regenerate.
55 * testsuite/plugin_test.c (claim_file_hook): Add new debug
56 message. Don't call add_symbols if no globals.
57 (all_symbols_read_hook): Don't provide replacement for empty
58 claimed file.
59
b0074644
ILT		 602008-12-12 Ian Lance Taylor <iant@google.com>
61
68943102
ILT		 62 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
63 r_type == 0 for a local symbol with r_sym == 0.
64 (scan_relocatable_relocs): Pass r_sym to
65 local_non_section_strategy.
66 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
67 r_sym parameter.
68
b0074644
ILT		 69 * configure.ac: Update test for TLS descriptors: they are
70 supported as of glibc 2.9.
71 * configure: Rebuild.
72
c2508178
ILT		 732008-12-11 Ian Lance Taylor <iant@google.com>
74
75 PR 7091
76 * target-reloc.h (Default_scan_relocatable_relocs): For each
77 function, map r_type == 0 to RELOC_DISCARD.
78
2756a258
CC		 792008-12-10 Cary Coutant <ccoutant@google.com>
80
81 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
82 object to override a kept COMDAT group from a plugin object.
83
bb6f53d3
ILT		 842008-12-09 Ian Lance Taylor <iant@google.com>
85
fbc558e1
ILT		 86 PR 7088
87 * yyscript.y (file_cmd): Handle INPUT.
88
bb6f53d3
ILT		 89 * testsuite/initpri1.c: Change all declarations to be full
90 prototypes by adding void, to avoid compiler warnings.
91
4674ecfc
CC		 922008-12-05 Rafael Avila de Espindola <espindola@google.com>
93
94 * options.cc (General_options::parse_plugin_opt): New.
95 (General_options::add_plugin): The argument now is just the filename.
96 (General_options::add_plugin_option): New.
97 * options.h (plugin_opt): New.
98 (add_plugin): Change argument name.
99 (add_plugin_option): New.
100 * plugin.cc (Plugin::load): Don't parse the plugin option.
101 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
102 (Plugin::add_option): New.
103 (Plugin::args_): Change type.
104 (Plugin::filename_): New.
105 (Plugin_manager::add_plugin_option): New.
106 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
107 * testsuite/Makefile.in: Regenerate.
108
fd06b4aa
CC		 1092008-12-05 Cary Coutant <ccoutant@google.com>
110
111 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
112 Handle --strip-lto-sections option.
113 * options.h (strip_lto_sections): New option.
114
6c52134c
CC		 1152008-12-01 Cary Coutant <ccoutant@google.com>
116
117 * plugin.cc (ld_plugin_message): Change format parameter to const.
118 Fix mismatch between new[] and delete.
119
a45248e0
CC		 1202008-11-14 Cary Coutant <ccoutant@google.com>
121
122 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
123 instead of -1U.
124
c82fbeee
CS		 1252008-11-05 Craig Silverstein <csilvers@google.com>
126
127 * options.cc (General_options::parse_dynamic_list): New function.
128 * options.h (General_options): New flags dynamic_list,
129 dynamic_list_data, dynamic_list_cpp_new, and
130 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
131 (General_options::in_dynamic_list): New function.
132 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
133 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
134 (Lex::can_continue_name): Likewise.
135 (yylex): Likewise.
136 (read_script_file): New parameter script_options.
137 (read_dynamic_list): New function.
138 (Script_options::define_dynamic_list): New function.
139 (dynamic_list_keyword_parsecodes): New variable.
140 (dynamic_list_keywords): New variable.
141 * script.h (Script_options::define_dynamic_list): New function
142 prototype.
143 (read_dynamic_list): New function prototype.
144 * symtab.cc (strprefix): New macro.
145 (Symbol::should_add_dynsym_entry): Support dynamic_list,
146 dynamic_list_data, dynamic_list_cpp_new, and
147 dynamic_list_cpp_typeinfo.
148 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
149 (dynamic_list_expr): New rule.
150 (dynamic_list_nodes): Likewise.
151 (dynamic_list_node): Likewise.
152 * testsuite/Makefile.am (dynamic_list): New test.
153 * testsuite/Makefile.in: Regenerated.
154 * testsuite/dynamic_list.t: New file.
155 * testsuite/dynamic_list.sh: New file.
156
e0bb29a5
CS		 1572008-11-05 Craig Silverstein <csilvers@google.com>
158
159 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
160 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
161 (t11_last): Likewise.
162 * testsuite/ver_test_6.c (main): Likewise.
163
4e1e25e0
CC		 1642008-10-07 Cary Coutant <ccoutant@google.com>
165
166 * options.c (General_options::finalize): Add check for -static and
167 -shared.
168 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
169 is not empty.
170
92f03fcb
CC		 1712008-10-02 Cary Coutant <ccoutant@google.com>
172
173 * plugin.cc (make_sized_plugin_object): Fix conditional
174 compilation to work when not all targets are enabled.
175
fbd8a257
CC		 1762008-09-29 Cary Coutant <ccoutant@google.com>
177
178 * archive.cc (Archive::get_file_and_offset): Use filename instead
179 of name to get library path.
180 (Archive::include_member): Unlock external member of a thin archive.
181
182 * testsuite/Makefile.am (TEST_AR): New variable.
183 (thin_archive_test_1): New test.
184 (thin_archive_test_2): New test.
81636b3f
CC		 185 * testsuite/Makefile.in: Regenerate.
186 * testsuite/thin_archive_main.cc: New file.
187 * testsuite/thin_archive_test_1.cc: New file.
188 * testsuite/thin_archive_test_2.cc: New file.
189 * testsuite/thin_archive_test_3.cc: New file.
190 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 191
eff45813
CC		 1922008-09-29 Cary Coutant <ccoutant@google.com>
193
194 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
195 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
196 instead of -1U.
197 (Sized_relobj::do_finalize_local_symbols): Likewise.
198 (Sized_relobj::map_to_kept_section): Likewise.
199 * object.h (Sized_relobj::invalid_address): New constant.
200 (Sized_relobj::do_output_section_offset): Check for invalid_address
201 and return -1ULL.
202 * output.cc (Output_reloc::local_section_offset): Use constant
203 invalid_address instead of -1U.
204 (Output_reloc::get_address): Likewise.
205 (Output_section::output_address): Change -1U to -1ULL.
206 * output.h (Output_reloc::invalid_address): New constant.
207 * reloc.cc (Sized_relobj::write_sections): Use constant
208 invalid_address instead of -1U.
209 (Sized_relobj::relocate_sections): Likewise.
210 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
211 values for merge sections.
212 * target-reloc.h (relocate_for_relocatable): Use constant
213 invalid_address instead of -1U.
214
89fc3421
CC		 2152008-09-19 Cary Coutant <ccoutant@google.com>
216
217 Add plugin functionality for link-time optimization (LTO).
218 * configure.ac (plugins): Add --enable-plugins option.
219 * configure: Regenerate.
220 * config.in: Regenerate.
221 * Makefile.am (LIBDL): New variable.
222 (CCFILES): Add plugin.cc.
223 (HFILES): Add plugin.h.
224 (ldadd_var): Add LIBDL.
225 * Makefile.in: Regenerate.
226
227 * archive.cc: Include "plugin.h".
228 (Archive::setup): Don't preread archive symbols when using a plugin.
229 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
230 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
231 files.
232 (Archive::include_member): Add symbols from plugin objects.
233 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
234 * descriptors.cc (Descriptors::open): Check for file descriptors
235 abandoned by plugins.
236 (Descriptors::claim_for_plugin): New function.
237 * descriptors.h (Descriptors::claim_for_plugin): New function.
238 (Open_descriptor::is_claimed): New field.
239 (claim_descriptor_for_plugin): New function.
240 * fileread.cc (File_read::claim_for_plugin): New function.
241 * fileread.h (File_read::claim_for_plugin): New function.
242 (File_read::descriptor): New function.
243 * gold.cc: Include "plugin.h".
244 (queue_initial_tasks): Add task to call plugin hooks for generating
245 new object files.
246 * main.cc: Include "plugin.h".
247 (main): Load plugin libraries.
248 * object.h (Pluginobj): Declare.
249 (Object::pluginobj): New function.
250 (Object::do_pluginobj): New function.
251 (Object::set_target): New function.
252 * options.cc: Include "plugin.h".
253 (General_options::parse_plugin): New function.
254 (General_options::General_options): Initialize plugins_ field.
255 (General_options::add_plugin): New function.
256 * options.h (Plugin_manager): Declare.
257 (General_options): Add --plugin option.
258 (General_options::has_plugins): New function.
259 (General_options::plugins): New function.
260 (General_options::add_plugin): New function.
261 (General_options::plugins_): New field.
262 * plugin.cc: New file.
263 * plugin.h: New file.
264 * readsyms.cc: Include "plugin.h".
265 (Read_symbols::do_read_symbols): Check for archive before checking
266 for ELF file. Call plugin hooks to claim files.
267 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
268 from a real object file; force override when processing replacement
269 files.
270 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
271 (Symbol::init_base_object): Likewise.
272 (Symbol::init_base_output_data): Likewise.
273 (Symbol::init_base_output_segment): Likewise.
274 (Symbol::init_base_constant): Likewise.
275 (Symbol::init_base_undefined): Likewise.
276 (Symbol::output_section): Assert that object is not a plugin.
277 (Symbol_table::add_from_pluginobj): New function.
278 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
279 undefined.
280 (Symbol_table::sized_write_globals): Likewise.
281 (Symbol_table::add_from_pluginobj): Instantiate template.
282 * symtab.h (Sized_pluginobj): Declare.
283 (Symbol::in_real_elf): New function.
284 (Symbol::set_in_real_elf): New function.
285 (Symbol::in_real_elf_): New field.
286 (Symbol_table::add_from_pluginobj): New function.
287
288 * testsuite/Makefile.am (AM_CFLAGS): New variable.
289 (LIBDL): New variable.
290 (LDADD): Add LIBDL.
291 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
292 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
293 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
294 (MOSTLYCLEANFILES): Likewise.
295 * testsuite/Makefile.in: Regenerate.
296 * testsuite/plugin_test.c: New file.
297 * testsuite/plugin_test_1.sh: New file.
298 * testsuite/plugin_test_2.sh: New file.
299
de31bda5
ILT		 3002008-09-16 Ian Lance Taylor <iant@google.com>
301
9c2d0ef9
ILT		 302 * target-reloc.h (relocate_section): Check whether a symbol is
303 defined by the ABI before reporting an undefined symbol error.
304 * target.h (Target::is_defined_by_abi): Make parameter const.
305 (Target::do_is_defined_by_abi): Likewise.
306 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
307 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
308 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
309 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
310 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
311 * testsuite/Makefile.in: Rebuild.
312
de31bda5
ILT		 313 * fileread.cc (make_view): Add casts to avoid warning.
314
9fa33bee
AO		 3152008-09-16 Alexandre Oliva <aoliva@redhat.com>
316
317 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
318 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
319
183fd0e3
AO		 3202008-09-16 Alexandre Oliva <aoliva@redhat.com>
321
322 * options.h (General_options::output_is_executable): New.
323 (General_options::output_is_pie): New.
324 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
325 for shared libraries.
326 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
327
7be8330a
CD		 3282008-09-11 Chris Demetriou <cgd@google.com>
329
330 * options.h (origin): New -z option.
331 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
332 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
333 in DT_FLAGS_1.
334
a9caad02
CC		 3352008-09-05 Cary Coutant <ccoutant@google.com>
336
337 * fileread.cc (File_read::make_view): Add check for attempt to map
338 beyond end of file.
339
ae6dce4d
CC		 3402008-09-05 Cary Coutant <ccoutant@google.com>
341
342 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
343 explicit instantiations.
344
d7ab2a47
KVH		 3452008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
346
347 PR gold/6858
348 * options.cc (General_options::finalize): Allow undefined symbols
349 in shlibs if linking -shared.
350
351 PR gold/6859
352 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
353 symbols as not needing a dynsym entry.
354
1e52a9c1
CS		 3552008-08-20 Craig Silverstein <csilvers@google.com>
356
357 * fileread.cc (File_read::open): Do not lock the file unless it
358 was successfully opened.
359
d85c80a3
CC		 3602008-08-14 Cary Coutant <ccoutant@google.com>
361
362 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
363 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
364 * testsuite/tls_test.cc (struct int128): 128-bit struct
365 for testing TLS relocs with non-zero addend.
366 (v12): New TLS variable.
367 (t12): New test.
368 (t_last): Add check for v12.
369 * testsuite/tls_test.h (t12): New function.
370 * testsuite/tls_test_main.cc (thread_routine): Call new test.
371
2d924fd9
ILT		 3722008-08-13 Ian Lance Taylor <iant@google.com>
373
374 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
375 set tls_segment_ or relro_segment_.
376 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
377 when appropriate.
378 * output.h (Output_section::clear_is_relro): New function.
379 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
380 sections specially even when output_data_ is empty.
381 (Output_segment::maximum_alignment): When first section is relro,
382 only force alignment for PT_LOAD segments.
383 * script.cc (script_data_segment_align): New function.
384 (script_data_segment_relro_end): New function.
385 * script-c.h (script_data_segment_align): Declare.
386 (script_data_segment_relro_end): Declare.
387 * script-sections.h (class Script_sections): Declare
388 data_segment_align and data_segment_relro_end. Add fields
389 segment_align_index_ and saw_relro_end_.
390 * script-sections.cc (class Sections_element): Add set_is_relro
391 virtual function. Add new bool* parameter to place_orphan_here.
392 Add get_output_section virtual function.
393 (class Output_section_definition): Add set_is_relro. Add new
394 bool* parameter to place_orphan_here. Add get_output_section.
395 Add is_relro_ field.
396 (Output_section_definition::Output_section_definition): Initialize
397 evaluated_address_, evaluated_load_address, evaluated_addralign_,
398 and is_relro_ fields.
399 (Output_section_definition::place_orphan_here): Add is_relro
400 parameter.
401 (Output_section_definition::set_section_addresses): Set relro for
402 output section.
403 (Output_section_definition::alternate_constraint): Likewise.
404 (class Orphan_output_section): Add new bool* parameter to
405 place_orphan_here. Add get_output_section.
406 (Orphan_output_section::place_orphan_here): Add is_relro
407 parameter.
408 (Script_sections::Script_sections): Initialize
409 data_segment_align_index_ and saw_relro_end_.
410 (Script_sections::data_segment_align): New function.
411 (Script_sections::data_segment_relro_end): New function.
412 (Script_sections::place_orphan): Set or clear is_relro.
413 (Script_sections::set_section_addresses): Force alignment of first
414 TLS section.
415 * yyscript.y (exp): Call script_data_segment_align and
416 script_data_segment_relro_end.
417 * testsuite/relro_script_test.t: New file.
418 * testsuite/relro_test.cc (using_script): Declare.
419 (t1, t2): Test using_script.
420 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
421 (relro_script_test_SOURCES): Define.
422 (relro_script_test_DEPENDENCIES): Define.
423 (relro_script_test_LDFLAGS): Define.
424 (relro_script_test_LDADD): Define.
425 (relro_script_test.so): New target.
426 * testsuite/Makefile.in: Rebuild.
427
f827c9a9
CC		 4282008-08-06 Cary Coutant <ccoutant@google.com>
429
430 * archive.cc (Archive::total_archives, Archive::total_members)
431 (Archive::total_members_loaded): New variables.
432 (Archive::setup): Add parameter. Add option to preread
433 archive symbols.
434 (Archive::read_armap): Add counter.
435 (Archive::get_file_and_offset): New function.
436 (Archive::get_elf_object_for_member): New function.
437 (Archive::read_all_symbols): New function.
438 (Archive::read_symbols): New function.
439 (Archive::add_symbols): Add counters.
440 (Archive::include_all_members): Use armap to find members if it's
441 already built.
442 (Archive::include_member): Skip reading symbols if already read.
443 Factored code into Archive::get_file_and_offset and
444 Archive::get_elf_object_for_member. Changed call to
445 Mapfile::report_include_archive_member.
446 (Archive::print_stats): New function.
447 * archive.h: Declare Object and Read_symbols_data classes.
448 (Archive::Archive): Add initializers for new members.
449 (Archive::setup): Add parameter.
450 (Archive::print_stats): New function.
451 (Archive::total_archives, Archive::total_members)
452 (Archive::total_members_loaded): New variables.
453 (Archive::get_file_and_offset): New function.
454 (Archive::get_elf_object_for_member): New function.
455 (Archive::read_all_symbols): New function.
456 (Archive::read_symbols): New function.
457 (Archive::Archive_member): New class.
458 (Archive::members_): New member.
459 (Archive::num_members_): New member.
460 * main.cc: Include archive.h.
461 (main): Call Archive::print_stats.
462 * mapfile.cc (Mapfile::report_include_archive_member): Delete
463 archive parameter; member_name is now the fully-decorated name.
464 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
465 * options.h: (General_options): Add --preread-archive-symbols option.
466 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
467 Archive::setup.
468
de4c45bd
ILT		 4692008-08-04 Ian Lance Taylor <iant@google.com>
470
471 * symtab.h (Symbol::use_plt_offset): New function.
472 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
473 * powerpc.cc (Relocate::relocate): Likewise.
474 * sparc.cc (Relocate::relocate): Likewise.
475 * x86_64.cc (Relocate::relocate): Likewise.
476 * testsuite/weak_plt.sh: New test.
477 * testsuite/weak_plt_main.cc: New test.
478 * testsuite/weak_plt_shared.cc: New test.
479 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
480 (check_PROGRAMS): Add weak_plt.
481 (check_DATA): Add weak_plt_shared.so.
482 (weak_plt_main_pic.o, weak_plt): New targets.
483 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
484 * testsuite/Makefile.in: Rebuild.
485
486 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
487 gcctestdir/ld.
488 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
489 * testsuite/Makefile.in: Rebuild.
490
323ee3f4
AM		 4912008-08-04 Alan Modra <amodra@bigpond.net.au>
492
493 * Makefile.am (POTFILES.in): Set LC_ALL=C.
494 * Makefile.in: Regenerate.
495 * po/POTFILES.in: Regenerate.
496
7c07ecec
ILT		 4972008-07-29 Ian Lance Taylor <iant@google.com>
498
499 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
500 symbols before other symbols.
501 * testsuite/script_test_2.cc (test_addr): Declare.
502 (test_addr_alias): Declare.
503 (main): Check that test_addr and test_addr_alias have the right
504 values.
505 * testsuite/script_test_2.t: Define test_addr_alias and
506 test_addr.
507
5778530e
ILT		 5082008-07-24 Ian Lance Taylor <iant@google.com>
509
2a00e4fb
ILT		 510 PR 5990
511 * descriptors.cc: New file.
512 * descriptors.h: New file.
513 * gold-threads.h (class Hold_optional_lock): New class.
514 * fileread.cc: Include "descriptors.h".
515 (File_read::~File_read): Release descriptor rather than closing
516 it.
517 (File_read::open) [file]: Call open_descriptor rather than open.
518 Set is_descriptor_opened_.
519 (File_read::open) [memory]: Assert that descriptor is not open.
520 (File_read::reopen_descriptor): New function.
521 (File_read::release): Release descriptor.
522 (File_read::do_read): Make non-const. Reopen descriptor.
523 (File_read::read): Make non-const.
524 (File_read::make_view): Reopen descriptor.
525 (File_read::do_readv): Likewise.
526 * fileread.h (class File_read): Add is_descriptor_opened_ field.
527 Update declarations.
528 * layout.cc: Include "descriptors.h".
529 (Layout::create_build_id): Use open_descriptor rather than open.
530 * output.cc: Include "descriptors.h".
531 (Output_file::open): Use open_descriptor rather than open.
532 * archive.cc (Archive::const_iterator): Change Archive to be
533 non-const.
534 (Archive::begin, Archive::end): Make non-const.
535 (Archive::count_members): Likewise.
536 * archive.h (class Archive): Update declarations.
537 * object.h (Object::read): Make non-const.
538 * Makefile.am (CCFILES): Add descriptors.cc.
539 (HFILES): Add descriptors.h.
540 * Makefile.in: Rebuild.
541
801647d1
ILT		 542 PR 6716
543 * gold.h: Always include <clocale>. Add Solaris workarounds
544 following code in binutils/sysdep.h.
545
5edd166e
ILT		 546 PR 6048
547 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
548 this->eh_frame_hdr_ is NULL before using it.
549
c89ad728
ILT		 550 * dynobj.cc (Versions::Versions): Update comment.
551
aa86f06b
ILT		 552 * dynobj.cc (Versions::Versions): If there is an soname, use it as
553 the base version name.
554
5778530e
ILT		 555 * stringpool.cc (Stringpool_template::add_with_length): Set key to
556 array size plus one.
557 (Stringpool_template::set_string_offsets): Subtract one from key
558 before using it as an array index.
559 (Stringpool_template::get_offset_with_length): Likewise.
560 (Stringpool_template::write_to_buffer): Likewise.
561 * stringpool.h (Stringpool_template::get_offset_from_key):
562 Likewise.
563
057ead22
ILT		 5642008-07-23 Ian Lance Taylor <iant@google.com>
565
7f649c59
ILT		 566 PR 6658
567 * object.h (Merged_symbol_value::value): Do our best to handle a
568 negative addend.
569
057ead22
ILT		 570 PR 6647
571 * script.cc (Version_script_info::get_versions): Don't add empty
572 version tag to return value.
573 (Version_script_info::get_symbol_version_helper): Change return
574 type to bool. Add pversion parameter. Change all callers.
575 (script_register_vers_node): Don't require a non-NULL tag.
576 * script.h (class Version_script_info): Update declarations.
577 (Version_script_info::get_symbol_version): Change return type to
578 bool. Add version parameter. Change all callers.
579 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
580 handling. Handle an empty version from a version script.
581 (Symbol_table::define_special_symbol): Likewise.
582 * testsuite/ver_test_10.script: New file.
583 * testsuite/ver_test_10.sh: New file.
584 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
585 (check_DATA): Add ver_test_10.syms.
586 (ver_test_10.syms, ver_test_10.so): New target.
587 * testsuite/Makefile.in: Rebuild.
588
58e54ac2
CD		 5892008-07-23 Simon Baldwin <simonb@google.com>
590
591 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
592 to zero for undefined symbols from dynamic libraries.
593
95d14cd3
ILT		 5942008-07-23 Ian Lance Taylor <iant@google.com>
595
596 * symtab.cc (Symbol_table::resolve): Remove version parameter.
597 Change all callers.
598 * symtab.h (class Symbol_table): Update declaration.
599 * testsuite/ver_test_9.cc: New file.
600 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
601 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
602 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
603 (ver_test_9.so, ver_test_9.o): New targets.
604 * testsuite/Makefile.in: Rebuild.
605
92de84a6
ILT		 6062008-07-22 Ian Lance Taylor <iant@google.com>
607
34810851
ILT		 608 * options.h (class General_options): Define --check-sections.
609 * layout.cc (Layout::set_segment_offsets): Handle
610 --check-sections.
611
af6156ef
ILT		 612 * options.h (class General_options): Define -n/--nmagic and
613 -N/--omagic.
614 * options.cc (General_options::finalize): For -n/--nmagic or
615 -N/--omagic, set -static.
616 * layout.cc (Layout::attach_allocated_section_to_segment): If
617 -N/--omagic, don't put read-only and read-write sections in
618 different segments.
619 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
620 finding a read-only segment.
621 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
622 don't set the minimum segment alignment to the common page size,
623 and don't set the file offset to the address modulo the page size.
624 * script-sections.cc (Script_sections::create_segments): If
625 -n/--omagic, don't put read-only and read-write sections in
626 different segments.
627
92de84a6
ILT		 628 * cref.cc: New file.
629 * cref.h: New file.
630 * options.h (class General_options): Add --print-symbol-counts.
631 * main.cc (main): Issue defined symbol report if requested.
632 * archive.cc (Archive::interpret_header): Make into a const member
633 function.
634 (Archive::add_symbols): Call Input_objects::archive_start and
635 archive_stop.
636 (Archive::const_iterator): Define new class.
637 (Archive::begin, Archive::end): New functions.
638 (Archive::include_all_members): Rewrite to use iterator.
639 (Archive::count_members): New function.
640 * archive.h (class Archive): Update declarations.
641 (Archive::filename): New function.
642 * object.cc: Include "cref.h".
643 (Sized_relobj::Sized_relobj): Initialize defined_count_.
644 (Sized_relobj::do_get_global_symbol_counts): New function.
645 (Input_objects::add_object): Add object to cross-referencer.
646 (Input_objects::archive_start): New function.
647 (Input_objects::archive_stop): New function.
648 (Input_objects::print_symbol_counts): New function.
649 * object.h: Declare Cref and Archive.
650 (Object::get_global_symbol_counts): New function.
651 (Object::do_get_global_symbol_counts): New pure virtual function.
652 (class Sized_relobj): Add defined_count_ field. Update
653 declarations.
654 (class Input_objects): Add cref_ field. Update constructor.
655 Update declarations.
656 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
657 defined_count_.
658 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
659 symbol counts.
660 (Sized_dynobj::do_get_global_symbol_counts): New function.
661 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
662 defined_count_. Update declarations. Define Symbols typedef.
663 * symtab.cc (Symbol_table::add_from_relobj): Add defined
664 parameter. Change all callers.
665 (Symbol_table::add_from_dynobj): Add sympointers and defined
666 parameters. Change all callers.
667 * symtab.h (class Symbol_table): Update declarations.
668 * Makefile.am (CCFILES): Add cref.cc.
669 (HFILES): Add cref.h.
670 * Makefile.in: Rebuild.
671
3f7c5e1d
CD		 6722008-07-22 Simon Baldwin <simonb@google.com>
673
674 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
675 to zero when writing undefined symbols.
676
e0b64032
ILT		 6772008-07-22 Ian Lance Taylor <iant@google.com>
678
679 * output.cc (Output_section::add_input_section): Don't try to
680 merge empty merge sections.
681
096b02cf
CS		 6822008-07-21 Craig Silverstein <csilvers@google.com>
683
684 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
685 Include symbol version in error message.
686
1d1f116d
CD		 6872008-07-20 Chris Demetriou <cgd@google.com>
688
689 * configure.ac (gold_cv_c_random_seed): New configured variable.
690 (RANDOM_SEED_CFLAGS): New substituted variable.
691 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
692 * configure: Rebuild.
693 * Makefile.in: Likewise.
694 * testsuite/Makefile.in: Likewise.
695
a18f591e
ILT		 6962008-07-18 Ian Lance Taylor <iant@google.com>
697
698 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
699 where we see NAME/NULL and NAME/VERSION as separate symbols.
700 * testsuite/ver_test_main.cc (main): Call t4.
701 (t4, t4_2a): Define.
702 * testsuite/ver_test_2.cc (t4_2): Define.
703 * testsuite/ver_test_2.script: Put t4_2a in VER2.
704 * testsuite/ver_test_4.cc (t4_2a): Define.
705 * testsuite/ver_test_4.script: Put t4_2a in VER2.
706 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
707
c6e3f6ed
ILT		 7082008-07-17 Ian Lance Taylor <iant@google.com>
709
710 * dynobj.cc (Versions::add_def): If we give an error about a
711 missing version, go ahead and create the version anyhow.
712
ef9beddf
ILT		 7132008-07-10 Ian Lance Taylor <iant@google.com>
714
715 Handle output sections with more than 0x7fffffff bytes.
716 * object.h (class Relobj): Change map_to_output_ to
717 output_sections_, and just keep a section pointer. Change all
718 uses. Move comdat group support to Sized_relobj.
719 (Relobj::is_section_specially_mapped): Remove.
720 (Relobj::output_section): Remove poff parameter. Change all
721 callers.
722 (Relobj::output_section_offset): New function.
723 (Relobj::set_section_offset): Rewrite.
724 (Relobj::map_to_output): Remove.
725 (Relobj::output_sections): New function.
726 (Relobj::do_output_section_offset): New pure virtual function.
727 (Relobj::do_set_section_offset): Likewise.
728 (class Sized_relobj): Add section_offsets_ field. Add comdat
729 group support from Relobj. Update declarations.
730 (Sized_relobj::get_output_section_offset): New function.
731 (Sized_relobj::do_output_section_offset): New function.
732 (Sized_relobj::do_set_section_offset): New function.
733 * object.cc (Relobj::output_section_address): Remove.
734 (Sized_relobj::Sized_relobj): Initialize new fields.
735 (Sized_relobj::include_section_group): Cast find_kept_object to
736 Sized_relobj.
737 (Sized_relobj::include_linkonce_section): Likewise.
738 (Sized_relobj::do_layout): Use separate arrays for output section
739 and output offset.
740 (Sized_relobj::do_count_local_symbols): Change map_to_output to
741 output_sections.
742 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
743 output_sections and section_offsets.
744 (Sized_relobj::write_local_symbols): Likewise.
745 (map_to_kept_section): Compute output address directly.
746 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
747 output_sections and section_offsets.
748 (Sized_relobj::write_sections): Likewise.
749 (Sized_relobj::relocate_sections): Likewise.
750 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
751 * output.h (class Output_reloc): Update declarations. Change
752 u2_.relobj to Sized_relobj*.
753 (class Output_data_reloc): Change add functions to use
754 Sized_relobj*.
755 * output.cc (Output_reloc::Output_reloc): Change relobj to
756 Sized_relobj*.
757 (Output_reloc::local_section_offset): Change return type to
758 Elf_Addr. Use get_output_section_offset.
759 (Output_reloc::get_address): Likewise.
760 (Output_section::is_input_address_mapped): Don't call
761 is_section_specially_mapped.
762 (Output_section::output_offset): Likewise.
763 (Output_section::output_address): Likewise.
764 (Output_section::starting_output_address): Likewise.
765 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
766 parameter to Sized_relobj*.
767 (Copy_relocs::need_copy_reloc): Likewise.
768 (Copy_relocs::save): Likewise.
769 * copy-relocs.h (class Copy_relocs): Update declarations.
770 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
771 Sized_relobj*. Change relobj_ field to Sized_relobj*.
772 * target-reloc.h (relocate_for_relocatable): Change
773 offset_in_output_section type to Elf_Addr. Change code that uses
774 it as well.
775 * layout.cc (Layout::layout): Always set *off.
776 * mapfile.cc (Mapfile::print_input_section): Use
777 output_section_offset.
778 * i386.cc (Target_i386::copy_reloc): Change object parameter to
779 Sized_relobj*.
780 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
781 * sparc.cc (Target_sparc::copy_reloc): Likewise.
782 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
783
5cb66f97
ILT		 7842008-07-03 Ian Lance Taylor <iant@google.com>
785
786 * layout.cc (Layout::include_section): Do not discard unrecognized
787 SHT_STRTAB sections.
788
afe47622
CS		 7892008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
790
791 * script.cc (Lex::can_continue_name): Make '?' allowable in
792 version-script names.
793 * testsuite/version_script.map: Change glob pattern to use '?'
794
5adf9721
ILT		 7952008-06-30 Manish Singh <yosh@gimp.org>
796
797 PR 6585
798 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
799 Correct typo.
800
e6fde208
ILT		 8012008-06-30 Ian Lance Taylor <iant@google.com>
802
803 PR 6660
804 PR 6682
805 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
806 versions]: Don't try to read the value in the contents, since we
807 don't use it. Use the template endianness when writing.
808
3f2e6a2d
CC		 8092008-06-25 Cary Coutant <ccoutant@google.com>
810
811 * fileread.cc (File_read::make_view): Assert on zero-length view.
812 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
813 symbol table when there are no symbols to read.
814
c43d3a48
CS		 8152008-06-23 Craig Silverstein <csilvers@google.com>
816
817 * version.cc (version_string): Bump to 1.7
818
5f494ea0
CS		 8192008-06-18 Craig Silverstein <csilvers@google.com>
820
821 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
822 constant 0xFFFF to type Valtype.
823 (Powerpc_relocate_functions::rel16_ha): Likewise.
824
c42e122e
ILT		 8252008-06-17 Ian Lance Taylor <iant@google.com>
826
f34787f8
ILT		 827 * output.h (Output_section::Input_section): Initialize p2align_ to
828 zero for Output_section_data constructors.
829 (Output_section::Input_section::addralign): If not an input
830 section, return the alignment of the Output_section_data.
831 * testsuite/copy_test.cc: New file.
832 * testsuite/copy_test_1.cc: New file.
833 * testsuite/copy_test_2.cc: New file.
834 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
835 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
836 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
837 (copy_test_1_pic.o, copy_test_1.so): New targets.
838 (copy_test_2_pic.o, copy_test_2.so): New targets.
839 * testsuite/Makefile.in: Rebuild.
840
c42e122e
ILT		 841 * script-sections.cc (Script_sections::place_orphan): Initialize
842 local variable exact.
843
ce3ac18a
DE		 8442008-06-13 David Edelsohn <edelsohn@gnu.org>
845
846 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
847
42cacb20
DE		 8482008-06-12 David Edelsohn <edelsohn@gnu.org>
849 David S. Miller <davem@davemloft.net>
850
851 * powerpc.cc: New file.
852 * Makefile.am (TARGETSOURCES): Add powerpc.cc
853 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
854 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
855 * Makefile.in: Rebuild.
856
7b308235
ILT		 8572008-06-09 Ian Lance Taylor <iant@google.com>
858
859 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
860 <exception>.
861 (throwing, orig_terminate): New static variables.
862 (terminate_handler): New static function.
863 (t2): Set terminate handler.
864
f0b886e3
ILT		 8652008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
866
867 PR 6584
868 * binary.cc (Binary_to_elf::sized_convert): Fix .data
869 alignment.
870
3e90f135
CC		 8712008-05-30 Cary Coutant <ccoutant@google.com>
872
873 * archive.cc (Archive::include_all_members) Correct to step
874 over symbol table and extended name table in thin archives.
875
e09ad04a
ILT		 8762008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
877
878 PR 6407
879 * target-reloc.h (relocate_for_relocatable): Fix new_offset
880 calculation.
881
62b01cb5
ILT		 8822008-05-28 Caleb Howe <cshowe@google.com>
883
884 * reduced_debug_output.cc: New file.
885 * reduced_debug_output.h: New file.
92de84a6 886 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 887 * options.cc (General_options::finalize): Add strip_debug_non_line
888 to the strip heirarchy.
889 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
890 fields.
891 * layout.cc: Include "reduced_debug_output.h".
892 (Layout::Layout): Initialize new fields.
893 (line_only_debug_sections): New static array.
894 (is_lines_only_debug_sections): New static inline function.
895 (Layout::include_section): Handle --strip-debug-non-line.
896 (Layout::make_output_section): If --strip-debug-non-line, build
897 new output sections for .debug_abbrev and .debug_info.
898 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
899 gold. Warn about possible overflow.
900 (read_signed_LEB_128): Likewise.
901 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
902 (read_signed_LEB_128): Declare.
903 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
904 (HFILES): Add reduced_debug_output.h.
905 * Makefile.in: Rebuild.
906
7d9e3d98
ILT		 9072008-05-21 Ian Lance Taylor <iant@google.com>
908
909 * mapfile.cc: New file.
910 * mapfile.h: New file.
911 * options.h (class General_options): Add -M/--print-map and -Map.
912 * options.cc (General_options::finalize): Make -M equivalent to
913 -Map -.
914 * main.cc: Include <cstdio> and "mapfile.h".
915 (main): Open mapfile if requested.
916 * gold.cc (class Middle_runner): Add mapfile_ field. Update
917 constructor. Change caller.
918 (queue_initial_tasks): Add mapfile parameter. Change caller.
919 (queue_middle_tasks): Likewise.
920 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
921 declarations.
922 * archive.cc: Include "mapfile.h".
923 (Archive::add_symbols): Add mapfile parameter. Change all
924 callers. Pass mapfile, symbol, and reason to include_member.
925 (Archive::include_all_members): Add mapfile parameter. Change all
926 callers.
927 (Archive::include_member): Add mapfile, sym, and why parameters.
928 Change all callers. Report inclusion to map file.
929 * archive.h: Include "fileread.h".
930 (class Archive): Update declarations.
931 (Archive::file): New const method.
932 (class Add_archive_symbols): Add mapfile_ field. Update
933 constructor. Change all callers.
934 * readsyms.h (class Read_symbols): Likewise.
935 (class Finish_group): Likewise.
936 (class Read_script): Likewise.
937 * common.cc: Include "mapfile.h".
938 (Symbol_table::allocate_commons): Add mapfile parameter. Change
939 all callers.
940 (Symbol_table::do_allocate_commons): Likewise.
941 (Symbol_table::do_allocate_commons_list): Likewise. Report common
942 symbol allocation to mapfile.
943 * common.h (class Allocate_commons_task): Add mapfile_ field.
944 Update constructor. Change all callers.
945 * symtab.h (class Symbol_table): Update declarations.
946 * layout.cc: Include "mapfile.h".
947 (Layout_task_runner::run): Print information to mapfile.
948 (Layout::create_gold_note): Change Output_data_fixed_space to
949 Output_data_zero_fill.
950 (Layout::create_build_id): Likewise.
951 (Layout::print_to_mapfile): New function.
952 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
953 constructor. Change caller.
954 (class Layout): Declare print_to_mapfile.
955 * output.cc (Output_section::Input_section::print_to_mapfile): New
956 function.
957 (Output_section::add_input_section): If producing a map, always
958 add to input_sections_ list.
959 (Output_section::do_print_to_mapfile): New function.
960 (Output_segment::print_sections_to_mapfile): New function.
961 (Output_segment::print_section_list_to_mapfile): New function.
962 * output.h: Include "mapfile.h".
963 (Output_data::print_to_mapfile): New function.
964 (Output_data::do_print_to_mapfile): New virtual function.
965 (Output_segment_headers::do_print_to_mapfile): New function.
966 (Output_file_header::do_print_to_mapfile): New function.
967 (Output_data_const::do_print_to_mapfile): New function.
968 (class Output_data_const_buffer): Add map_name_ field. Update
969 constructor. Change all callers. Add do_print_to_mapfile
970 function.
971 (class Output_data_fixed_space): Likewise.
972 (class Output_data_space): Likewise.
973 (class Output_data_zero_fill): New class.
974 (Output_data_strtab::do_print_to_mapfile): New function.
975 (Output_data_reloc_base::do_print_to_mapfile): New function.
976 (Output_relocatable_relocs::do_print_to_mapfile): New function.
977 (Output_data_group::do_print_to_mapfile): New function.
978 (Output_data_got::do_print_to_mapfile): New function.
979 (Output_data_dynamic::do_print_to_mapfile): New function.
980 (Output_symtab_xindex::do_print_to_mapfile): New function.
981 (class Output_section): Declare do_print_to_mapflie. Declare
982 print_to_mapfile in Input_section.
983 (class Output_segment): Declare new functions.
984 * object.h (Sized_relobj::symbol_count): New function.
985 * script-sections.cc
986 (Output_section_element_dot_assignment::set_section_addresses):
987 Change Output_data_fixed_space to Output_data_zero_fill.
988 (Output_data_expression::do_print_to_mapfile): New function.
989 * script.cc (read_input_script): Add mapfile parameter. Change
990 all callers.
991 * script.h (read_input_script): Update declaration.
992 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
993 (Eh_frame::do_print_to_mapfile): New function.
994 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
995 (Output_merge_string::do_print_to_mapfile): New function.
996 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
997 function.
998 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
999 function.
1000 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1001 function.
1002 * Makefile.am (CCFILES): Add mapfile.cc.
1003 (HFILES): Add mapfile.h.
1004 * Makefile.in: Rebuild.
1005
9f1d377b
ILT		 10062008-05-19 Ian Lance Taylor <iant@google.com>
1007
1008 * options.h (class General_options): Add -z relro.
1009 * layout.cc (Layout::Layout): Initialize relro_segment_.
1010 (Layout::add_output_section_data): Return the output section.
1011 (Layout::make_output_section): Rcognize relro sections and mark
1012 them appropriately.
1013 (Layout::attach_allocated_section_to_segment): Put relro sections
1014 in a PT_GNU_RELRO segment.
1015 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1016 section as relro.
1017 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1018 PT_TLS segments.
1019 (Layout::linkonce_mapping): Map d.rel.ro.local to
1020 .data.rel.ro.local.
1021 (Layout::output_section_name): Us .data.rel.ro.local for any
1022 section which begins with that.
1023 * layout.h (class Layout): Update add_output_section_data
1024 declaration. Add relro_segment_ field.
1025 * output.cc (Output_section::Output_section): Initialize is_relro_
1026 and is_relro_local_ fields.
1027 (Output_segment::add_output_section): Group relro sections.
1028 (Output_segment::is_first_section_relro): New function.
1029 (Output_segment::maximum_alignment): If there is a relro section,
1030 align the segment to the common page size.
1031 (Output_segment::set_section_addresses): Track whether we are
1032 looking at relro sections. If the last section is a relro
1033 section, align to the common page size.
1034 (Output_segment::set_section_list_addresses): Add in_relro
1035 parameter. Change all callers. Align to the page size when
1036 moving from relro to non-relro section.
1037 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1038 segment.
1039 * output.h (class Output_section): Add is_relro_ and
1040 is_relro_local_ fields.
1041 (Output_section::is_relro): New function.
1042 (Output_section::set_is_relro): New function.
1043 (Output_section::is_relro_local): New function.
1044 (Output_section::set_is_relro_local): New function.
1045 (class Output_segment): Update declarations.
1046 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1047 * sparc.cc (Target_sparc::got_section): Likewise.
1048 * x86_64.cc (Target_x86_64::got_section): Likewise.
1049 * testsuite/relro_test_main.cc: New file.
1050 * testsuite/relro_test.cc: New file.
1051 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1052 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1053 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1054 (relro_test.so, relro_test_pic.o): New targets.
1055 * testsuite/Makefile.in: Rebuild.
1056
a984ee1d
ILT		 10572008-05-16 Ian Lance Taylor <iant@google.com>
1058
01676dcd
ILT		 1059 * output.cc (Output_segment::add_output_section): Remove front
1060 parameter.
1061 * output.h (class Output_segment): Remove
1062 add_initial_output_section and overloaded add_output_section.
1063 Update declaration of remaining add_output_section.
1064 * layout.cc (Layout::create_interp): Call add_output_section
1065 rather than add_initial_output_section.
1066 (Layout::finish_dynamic_section): Likewise.
1067
497897f9
ILT		 1068 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1069 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1070 know the dynamic type.
1071 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1072 field. Initialize it in constructor.
1073 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1074 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1075 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1076 reloc.
1077
a984ee1d
ILT		 1078 * output.cc (Output_reloc::get_address): Change return type to
1079 Elf_Addr.
1080 * output.h (class Output_reloc): Update get_address declaration.
1081 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1082 for section addresses.
1083
55ba0940
ILT		 10842008-05-09 Ian Lance Taylor <iant@google.com>
1085
1086 PR 6493
1087 * gold.cc (gold_nomem): Use return value of write.
1088
75517b77
ILT		 10892008-05-08 Ian Lance Taylor <iant@google.com>
1090
1091 * symtab.c (Symbol::init_base_output_data): Add version
1092 parameter. Change all callers.
1093 (Symbol::init_base_output_segment): Likewise.
1094 (Symbol::init_base_constant): Likewise.
1095 (Symbol::init_base_undefined): Likewise.
1096 (Sized_symbol::init_output_data): Likewise.
1097 (Sized_symbol::init_output_segment): Likewise.
1098 (Sized_symbol::init_constant): Likewise.
1099 (Sized_symbol::init_undefined): Likewise.
1100 (Symbol_table::do_define_in_output_data): If the new symbol has a
1101 version, mark it as the default.
1102 (Symbol_table::do_define_in_output_segment): Likewise.
1103 (Symbol_table::do_define_as_constant): Likewise.
1104 * symtab.h (class Symbol): Update declarations.
1105 (class Sized_symbol): Likewise.
1106 * resolve.cc (Symbol::override_version): New function.
c42e122e 1107 (Symbol::override_base): Call override_version.
75517b77
ILT		 1108 (Symbol::override_base_with_special): Likewise.
1109 * testsuite/ver_script_8.script: New file.
1110 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1111 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1112 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1113 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1114
f1f70eae
ILT		 11152008-05-06 Ian Lance Taylor <iant@google.com>
1116
f3e9c5c5
ILT		 1117 PR 6049
1118 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1119 functions.
1120 (class General_options): Remove existing --undefined, and add
1121 --no-undefined instead. Add new --undefined as synonym for -u.
1122 * archive.cc (Archive::add_symbols): Check whether symbol was
1123 named with -u.
1124 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1125 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1126 all uses. Add IS_UNDEFINED. Update declarations to split
1127 different versions of init_base. Declare init_base_undefined.
1128 (Symbol::is_defined): Handle IS_UNDEFINED.
1129 (Symbol::is_undefined): Likewise.
1130 (Symbol::is_weak_undefined): Call is_undefined.
1131 (Symbol::is_absolute): Handle IS_CONSTANT.
1132 (class Sized_symbol): Update declarations to split different
1133 versions of init. Declare init_undefined.
1134 (class Symbol_table): Declare new functions.
1135 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1136 Change all callers.
1137 (Symbol::init_base_output_data): Likewise.
1138 (Symbol::init_base_output_segment): Likewise.
1139 (Symbol::init_base_constant): Likewise.
1140 (Symbol::init_base_undefined): New function.
1141 (Sized_symbol::init_object): Rename from init. Change all
1142 callers.
1143 (Sized_symbol::init_output_data): Likewise.
1144 (Sized_symbol::init_output_segment): Likewise.
1145 (Sized_symbol::init_constant): Likewise.
1146 (Sized_symbol::init_undefined): New function.
1147 (Symbol_table::add_undefined_symbols_from_command_line): New
1148 function.
1149 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1150 function.
1151 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1152 (Symbol::output_section): Likewise.
1153 (Symbol::set_output_section): Likewise.
1154 (Symbol_table::sized_finalize_symbol): Likewise.
1155 (Symbol_table::sized_write_globals): Likewise.
1156 * resolve.cc (Symbol_table::should_override): Likewise.
1157 (Symbol::override_base_with_special): Likewise.
1158
8bdcdf2c
ILT		 1159 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1160 symbol, change it to have default visibility.
1161 * testsuite/protected_1.cc: New file.
1162 * testsuite/protected_2.cc: New file.
1163 * testsuite/protected_3.cc: New file.
1164 * testsuite/protected_main_1.cc: New file.
1165 * testsuite/protected_main_2.cc: New file.
1166 * testsuite/protected_main_3.cc: New file.
1167 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1168 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1169 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1170 (protected_1.so): New target.
1171 (protected_1_pic.o, protected_2_pic.o): New targets.
1172 (protected_3_pic.o): New target.
1173 (check_PROGRAMS): Add protected_2.
1174 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1175 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1176 * testsuite/Makefile.in: Rebuild.
1177
2b706932
ILT		 1178 * options.h (DEFINE_var): Add set_user_set_##varname__.
1179 (DEFINE_bool_alias): New macro.
1180 (class General_options): Define -Bstatic using DEFINE_bool_alias
1181 rather than DEFINE_special. Add --undefined as an alias for -z
1182 defs.
1183 * options.cc (General_options::parse_Bstatic): Remove.
1184
d82a5bcc
ILT		 1185 * options.h (class General_options): Add --fatal-warnings.
1186 * main.cc (main): Implement --fatal-warnings.
1187 * errors.h (Errors::warning_count): New function.
1188
f1f70eae
ILT		 1189 * options.h (class General_options): Add -Bsymbolic-functions.
1190 * symtab.h (Symbol::is_preemptible): Check for
1191 -Bsymbolic-functions.
1192
8825ac63
ILT		 11932008-05-05 Ian Lance Taylor <iant@google.com>
1194
d98bc257
ILT		 1195 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1196 as noVARNAME rather than no-VARNAME.
1197 (class General_options): Add option -z combreloc.
1198 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1199 get_address.
1200 (Output_reloc::sort_before) [SHT_REL]: New function.
1201 (Output_reloc::sort_before) [SHT_RELA]: New function.
1202 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1203 Sort_relocs_comparison.
1204 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1205 parameter. Change all callers.
1206 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1207 sort_relocs parameter. Change all callers.
1208 * output.cc (Output_reloc::get_address): New function, broken out
1209 of write_rel.
1210 (Output_reloc::write_rel): Call it.
1211 (Output_reloc::compare): New function.
1212 (Output_data_reloc_base::do_write): Optionally sort relocs.
1213
60b2b4e7
ILT		 1214 * configure.ac: If targ_extra_obj is set, link it in.
1215 * configure.tgt: Initialize all variables.
1216 (x86_64*): Set targ_extra_obj and targ_extra_size.
1217 * configure: Rebuild.
1218
8825ac63
ILT		 1219 * object.cc (Sized_relobj::include_section_group): Adjust section
1220 indexes read from group data. Build vector to pass to
1221 layout_group.
1222 * layout.cc (Layout::layout_group): Add flags and shndxes
1223 parameters. Remove contents parameter. Change caller. Update
1224 explicit instantiations.
1225 * layout.h (class Layout): Update layout_group declaration.
1226 * output.cc (Output_data_group::Output_data_group): Add flags and
1227 input_shndxes parameters. Remove contents parameter. Change
1228 caller.
1229 (Output_data_group::do_write): Change input_sections_ to
1230 input_shndxes_.
1231 * output.h (class Output_data_group): Update constructor
1232 declaration. Rename input_sections_ to input_shndxes_.
1233 * testsuite/many_sections_test.cc: Add template.
1234
e94cf127
CC		 12352008-04-30 Cary Coutant <ccoutant@google.com>
1236
4418b2d5
CC		 1237 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1238
e94cf127
CC		 1239 * layout.cc (Layout::include_section): Refactored check for debug
1240 info section.
1241 (Layout::add_comdat): Add new parameters. Change type
1242 of signature parameter. Add object and shndx to signatures table.
1243 (Layout::find_kept_object): New function.
1244 * layout.h: Include <cstring>.
1245 (Layout::is_debug_info_section): New function.
1246 (Layout::add_comdat): Add new parameters.
1247 (Layout::find_kept_object): New function.
1248 (Layout::Kept_section): New struct.
1249 (Layout::Signatures): Change type of map range.
1250 * object.cc (Relobj::output_section_address): New function.
1251 (Sized_relobj::include_section_group): Add new parameters. Change
1252 calls to Layout::add_comdat. Change to build table of kept comdat
1253 groups and table mapping discarded sections to kept sections.
1254 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1255 (Sized_relobj::do_layout): Change calls to include_section_group and
1256 include_linkonce_section.
1257 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1258 value to zero when section is discarded.
1259 (Sized_relobj::map_to_kept_section): New function.
1260 * object.h (Relobj::output_section_address): New function.
1261 (Relobj::Comdat_group): New type.
1262 (Relobj::find_comdat_group): New function.
1263 (Relobj::Comdat_group_table): New type.
1264 (Relobj::Kept_comdat_section): New type.
1265 (Relobj::Kept_comdat_section_table): New type.
1266 (Relobj::add_comdat_group): New function.
1267 (Relobj::set_kept_comdat_section): New function.
1268 (Relobj::get_kept_comdat_section): New function.
1269 (Relobj::comdat_groups_): New field.
1270 (Relobj::kept_comdat_sections_): New field.
1271 (Symbol_value::input_value): Update comment.
1272 (Sized_relobj::map_to_kept_section) New function.
1273 (Sized_relobj::include_linkonce_section): Add new parameter.
1274 * target-reloc.h (Comdat_behavior): New type.
1275 (get_comdat_behavior): New function.
1276 (relocate_section): Add code to map a discarded section to the
1277 corresponding kept section when applying a relocation.
1278
e4e5049b
CS		 12792008-04-30 Craig Silverstein <csilvers@google.com>
1280
1281 * dwarf_reader.cc (next_generation_count): New static var.
1282 (Addr2line_cache_entry): New struct.
1283 (addr2line_cache): New static var.
1284 (Dwarf_line_info::one_addr2line): Added caching.
1285 (Dwarf_line_info::clear_addr2line_cache): New function.
1286 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1287 cache-size parameter.
1288 (Dwarf_line_info::one_addr2line_cache): New function.
1289 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1290 new cache-size argument to one_addr2line(), and clear cache.
1291
d09e9154
CC		 12922008-04-28 Cary Coutant <ccoutant@google.com>
1293
1294 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1295 R_386_PC8 relocations.
1296
7ef73768
ILT		 12972008-04-23 Ian Lance Taylor <iant@google.com>
1298
55438702
ILT		 1299 * object.cc (Sized_relobj::include_section_group): Check for
1300 invalid section group.
1301
c165fb93
ILT		 1302 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1303 header size.
1304
7ef73768
ILT		 1305 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1306 than read for file header.
1307 * archive.cc (Archive::include_member): Likewise.
1308
6194aaab
L		 13092008-04-23 Paolo Bonzini <bonzini@gnu.org>
1310
1311 * aclocal.m4: Regenerate.
1312 * configure: Regenerate.
1313
d491d34e
ILT		 13142008-04-19 Ian Lance Taylor <iant@google.com>
1315
5ea2bac6
ILT		 1316 * version.cc (version_string): Bump to 1.6.
1317
7bc3e21a
ILT		 1318 * testsuite/Makefile.am (many_sections_r_test): New target.
1319 (many_sections_r_test_SOURCES): Remove.
1320 (many_sections_r_test_DEPENDENCIES): Remove.
1321 (many_sections_r_test_LDFLAGS): Remove.
1322 (many_sections_r_test_LDADD): Remove.
1323
7fcd3aa9
ILT		 1324 * object.cc (Sized_relobj::do_add_symbols): Always pass
1325 local_symbol_count_ to add_from_relobj.
1326
4c94d6ae
ILT		 1327 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1328 every thousand variables.
1329 * testsuite/Makefile.in: Rebuild.
1330
d491d34e
ILT		 1331 * object.cc (Xindex::initialize_symtab_xindex): New function.
1332 (Xindex::read_symtab_xindex): New function.
1333 (Xindex::sym_xindex_to_shndx): New function.
1334 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1335 available.
1336 (Sized_relobj::do_initialize_xindex): New function.
1337 (Sized_relobj::do_read_symbols): Adjust section links.
1338 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1339 parameter. Change all callers.
1340 (Sized_relobj::include_section_group): Adjust section links and
1341 symbol section indexes.
1342 (Sized_relobj::do_layout): Adjust section links.
1343 (Sized_relobj::do_count_local_symbols): Adjust section links and
1344 symbol section indexes.
1345 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1346 ordinary and special symbols.
1347 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1348 dynsym_xindex parameters. Change all callers. Adjust section
1349 links. Use SHN_XINDEX when needed.
1350 (Sized_relobj::get_symbol_location_info): Adjust section links.
1351 Don't get fooled by special symbols.
1352 * object.h (class Xindex): Define.
1353 (class Object): Add xindex_ parameter. Declare virtual functoin
1354 do_initialize_xindex.
1355 (Object::adjust_sym_shndx): New function.
1356 (Object::set_xindex): New protected function.
1357 (class Symbol_value): Add is_ordinary_shndx_ field.
1358 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1359 (Symbol_value::value): Assert ordinary section.
1360 (Symbol_value::initialize_input_to_output_map): Likewise.
1361 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1362 Change all callers.
1363 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1364 all callers.
1365 (class Sized_relobj): Update declarations.
1366 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1367 parameter. Change all callers.
1368 (Sized_relobj::adjust_shndx): New function.
1369 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1370 field.
1371 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1372 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1373 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1374 (Sized_dynobj::read_dynsym_section): Adjust section links.
1375 (Sized_dynobj::read_dynamic): Likewise.
1376 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1377 section links.
1378 (Sized_dynobj::do_initialize_xindex): New function.
1379 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1380 do_initialize_xindex.
1381 (Sized_dynobj::adjust_shndx): New function.
1382 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1383 dynsym_xindex_ fields.
1384 (Layout::finalize): Add a call to set_section_indexes before
1385 creating the symtab sections.
1386 (Layout::set_section_indexes): Don't do anything if the section
1387 already has a section index.
1388 (Layout::create_symtab_sections): Add shnum parameter. Change
1389 caller. Create .symtab_shndx section if needed.
1390 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1391 caller.
1392 (Layout::allocated_output_section_count): New function.
1393 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1394 needed.
1395 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1396 fields. Update declarations.
1397 (Layout::symtab_xindex): New function.
1398 (Layout::dynsym_xindex): New function.
1399 (class Write_symbols_task): Add layout_ field.
1400 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1401 Change caller.
1402 * output.cc (Output_section_headers::Output_section_headers): Add
1403 shstrtab_section parameter. Change all callers.
1404 (Output_section_headers::do_sized_write): Store overflow values
1405 for section count and section string table section index in
1406 section header zero.
1407 (Output_file_header::do_sized_write): Check for overflow of
1408 section count and section string table section index.
1409 (Output_symtab_xindex::do_write): New function.
1410 (Output_symtab_xindex::endian_do_write): New function.
1411 * output.h (class Output_section_headers): Add shstrtab_section_.
1412 Update declarations.
1413 (class Output_symtab_xindex): Define.
1414 (Output_section::has_out_shndx): New function.
1415 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1416 field.
1417 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1418 Change all callers.
1419 (Sized_symbol::init): Likewise.
1420 (Symbol::output_section): Check for ordinary symbol.
1421 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1422 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1423 callers.
1424 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1425 Change all callers. Simplify handling of symbols from sections
1426 not included in the link.
1427 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1428 distinction.
1429 (Weak_alias_sorter::operator()): Assert that symbols are
1430 ordinary.
1431 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1432 distinction.
1433 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1434 parameters. Change all callers.
1435 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1436 symbol distinction. Use SHN_XINDEX when needed.
1437 (Symbol_table::write_section_symbol): Add symtab_xindex
1438 parameter. Change all callers.
1439 (Symbol_table::sized_write_section_symbol): Likewise. Use
1440 SHN_XINDEX when needed.
1441 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1442 declarations.
1443 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1444 (Symbol::is_defined): Check is_ordinary.
1445 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1446 (Symbol::is_absolute, Symbol::is_common): Likewise.
1447 (class Sized_symbol): Update declarations.
1448 (class Symbol_table): Update declarations.
1449 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1450 parameters. Change all callers.
1451 (Sized_symbol::override): Likewise.
1452 (Symbol_table::override): Likewise.
1453 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1454 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1455 is_ordinary, and orig_st_shndx parameters. Change all callers.
1456 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1457 to be in an ordinary section.
1458 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1459 object and is_ordinary parameters. Change all callers.
1460 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1461 Change all callers. Don't add undefined or non-ordinary symbols
1462 to reloc_map_.
1463 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1464 Change all callers.
1465 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1466 declarations.
1467 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1468 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1469 (Sized_relobj::relocate_sections): Likewise.
1470 * target-reloc.h (scan_relocs): Adjust section symbol index.
1471 (scan_relocatable_relocs): Likewise.
1472 * i386.cc (Scan::local): Check for ordinary symbols.
1473 * sparc.cc (Scan::local): Likewise.
1474 * x86_64.cc (Scan::local): Likewise.
1475 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1476 to symbol_section_and_value.
1477 * testsuite/many_sections_test.cc: New file.
1478 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1479 (check_PROGRAMS): Add many_sections_test.
1480 (many_sections_test_SOURCES): Define.
1481 (many_sections_test_DEPENDENCIES): Define.
1482 (many_sections_test_LDFLAGS): Define.
1483 (BUILT_SOURCES): Add many_sections_define.h.
1484 (many_sections_define.h): New target.
1485 (BUILT_SOURCES): Add many_sections_check.h.
1486 (many_sections_check.h): New target.
1487 (check_PROGRAMS): Add many_sections_r_test.
1488 (many_sections_r_test_SOURCES): Define.
1489 (many_sections_r_test_DEPENDENCIES): Define.
1490 (many_sections_r_test_LDFLAGS): Define.
1491 (many_sections_r_test_LDADD): Define.
1492 (many_sections_r_test.o): New target.
1493 * testsuite/Makefile.in: Rebuild.
1494
c5818ff1
CC		 14952008-04-17 Cary Coutant <ccoutant@google.com>
1496
1497 * errors.cc (Errors::info): New function.
1498 (gold_info): New function.
1499 * errors.h (Errors::info): New function.
1500 * gold.h (gold_info): New function.
1501 * object.cc (Input_objects::add_object): Print trace output.
1502 * options.cc (options::parse_set): New function.
1503 (General_options::parse_wrap): Deleted.
1504 (General_options::General_options): Deleted initializer.
1505 * options.h (options::String_set): New typedef.
1506 (options::parse_set): New function.
1507 (DEFINE_set): New macro.
1508 (General_options::wrap): Changed to use DEFINE_set. Changed
1509 callers of any_wrap_symbols and is_wrap_symbol.
1510 (General_options::trace, General_options::trace_symbol):
1511 New options.
1512 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1513 (General_options::wrap_symbols_): Deleted.
1514 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1515
b5be4a7c
DM		 15162008-04-17 David S. Miller <davem@davemloft.net>
1517
1518 * options.cc (General_options::parse_V): New function.
1519 * options.h: Add entries for -V and -Qy.
1520
155a0dd7
ILT		 15212008-04-17 Ian Lance Taylor <iant@google.com>
1522
1523 * common.cc (Symbol_table::allocate_commons): Remove options
1524 parameter. Change caller.
1525 (Symbol_table::do_allocate_commons): Remove options parameter.
1526 Change caller. Just call do_allocate_commons_list twice.
1527 (Symbol_table::do_allocate_commons_list): New function, broken out
1528 of do_allocate_commons.
1529 * common.h (class Allocate_commons_task): Remove options_ field.
1530 Update constructor.
1531 * symtab.cc (Symbol_table::Symbol_table): Initialize
1532 tls_commons_.
1533 (Symbol_table::add_from_object): Put TLS common symbols on
1534 tls_commons_ list.
1535 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1536 which are IN_OUTPUT_DATA.
1537 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1538 allocate_commons and do_allocate_commons declarations. Declare
1539 do_allocate_commons_list.
1540 * gold.cc (queue_middle_tasks): Update creation of
1541 Allocate_commons_task to not pass options.
1542 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1543 (TLS_TEST_C_FLAGS): New variable.
1544 (tls_test_c_pic.o): New target.
1545 (tls_test_shared.so): Link in tls_test_c_pic.o.
1546 (tls_test_c_pic_ie.o): New target.
1547 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1548 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1549 (tls_test_c.o): New target.
1550 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1551 (tls_pic_test_LDADD): Likewise.
1552 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1553 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1554 (tls_test_c_gnu2.o): New target.
1555 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1556 tls_test_c_gnu2.o.
1557 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1558 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1559 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1560 * testsuite/tls_test.cc: Include "config.h".
1561 (t_last): Call t11_last.
1562 * testsuite/tls_test.h (t11, t11_last): Declare.
1563 * testsuite/tls_test_c.c: New file.
1564 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1565 * configure.ac: Check for OpenMP support.
1566 * configure, config.in, Makefile.in: Rebuild.
1567 * testsuite/Makefile.in: Rebuild.
1568
edfbb029
CC		 15692008-04-16 Cary Coutant <ccoutant@google.com>
1570
1571 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1572 (Target_i386::tls_base_symbol_defined_): New field.
1573 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1574 (Target_i386::Scan::global): Likewise.
1575 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1576 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1577 (Target_x86_64::tls_base_symbol_defined_): New field.
1578 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1579 (Target_x86_64::Scan::global): Likewise.
1580
f3c69fca
CC		 15812008-04-16 Cary Coutant <ccoutant@google.com>
1582
1583 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1584 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1585 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1586 building shared libraries.
1587 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1588 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1589 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1590 * testsuite/Makefile.in: Rebuild.
1591 * testsuite/weak_undef.h: New file.
1592 * testsuite/weak_undef_file1.cc: Add extra test cases.
1593 * testsuite/weak_undef_file2.cc: Likewise.
1594 * testsuite/weak_undef_test.cc: Likewise.
1595
7c414435
DM		 15962008-04-16 David S. Miller <davem@davemloft.net>
1597
32b769e1
DM		 1598 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1599 Add issued_non_pic_error_ field. Declare check_non_pic.
1600 (Target_sparc::Scan::check_non_pic): New function.
1601 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1602 (Target_sparc::Scan::global): Likewise.
1603
11936fb1
DM		 1604 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1605 * configure: Rebuild.
1606
7c414435
DM		 1607 * options.h (DEFINE_enable): New macro.
1608 (new_dtags): New enable option.
1609 (initfirst, interpose, loadfltr, nodefaultlib,
1610 nodelete, nodlopen, nodump): New -z options.
1611 * layout.cc (Layout:finish_dynamic_section): If new
1612 dtags enabled, emit DT_RUNPATH. Also, emit a
1613 DT_FLAGS_1 containing any specified -z flags.
1614
85c7bf8b
ILT		 16152008-04-16 Ian Lance Taylor <iant@google.com>
1616
12c0daef
ILT		 1617 * copy-relocs.cc: New file.
1618 * copy-relocs.h: New file.
1619 * reloc.cc: Remove Copy_relocs code.
1620 * reloc.h: Likewise.
1621 * reloc-types.h (struct Reloc_types) [both versions]: Add
1622 get_reloc_addend_noerror.
1623 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1624 variants of add_global which take an addend which must be zero.
1625 * i386.cc: Include "copy-relocs.h".
1626 (class Target_i386): Change type of copy_relocs_ to variable,
1627 update initializer.
1628 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1629 Change all callers.
1630 (Target_i386::do_finalize_sections): Change handling of
1631 copy_relocs_.
1632 * sparc.cc: Include "copy-relocs.h".
1633 (class Target_sparc): Change type of copy_relocs_ to variable,
1634 update initializer.
1635 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1636 Change all callers.
1637 (Target_sparc::do_finalize_sections): Change handling of
1638 copy_relocs_.
1639 * x86_64.cc: Include "copy-relocs.h".
1640 (class Target_x86_64): Change type of copy_relocs_ to variable,
1641 update initializer.
1642 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1643 class. Change all callers.
1644 (Target_x86_64::do_finalize_sections): Change handling of
1645 copy_relocs_.
1646 * Makefile.am (CCFILES): Add copy-relocs.cc.
1647 (HFILES): Add copy-relocs.h.
1648
4f4995b6
ILT		 1649 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1650
85c7bf8b
ILT		 1651 * testsuite/script_test_4.sh: Permit leading zeroes.
1652
4f2a9edd
ILT		 16532008-04-15 Ian Lance Taylor <iant@google.com>
1654
e6188289
ILT		 1655 * script-sections.cc (Script_sections::create_segments): Use
1656 header_size_adjustment even when there is enough room for the
1657 headers.
1658 * testsuite/script_test_4.sh: New file.
1659 * testsuite/script_test_4.t: New file.
1660 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1661 (check_DATA): Add script_test_4.stdout.
1662 (MOSTLYCLEANFILES): Likewise.
1663 (script_test_4): New target.
1664 (script_test_4.stdout): New target.
1665 * testsuite/Makefile.in: Rebuild.
1666
4f2a9edd
ILT		 1667 * sparc.cc: Add definitions for Output_data_plt_sparc class
1668 constants.
1669
f5314dd5
DM		 16702008-04-14 David S. Miller <davem@davemloft.net>
1671
1672 * sparc.cc: New file.
1673 * Makefile.am (TARGETSOURCES): Add sparc.cc
1674 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1675 * configure.tgt: Document targ_extra_size and
1676 targ_extra_big_endian. Add entries for sparc-* and
1677 sparc64-*.
1678 * configure.ac: Handle targ_extra_size and
1679 targ_extra_big_endian.
1680 * Makefile.in: Rebuild.
1681 * configure: Likewise.
1682 * po/POTFILES.in: Likewise.
1683 * po/gold.pot: Likewise.
1684
154e0e9a
ILT		 16852008-04-14 Ian Lance Taylor <iant@google.com>
1686
1687 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
1688 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
1689 in the name/type/flags to section mapping. Don't call
1690 allocate_output_section.
1691 (Layout::choose_output_section): Change parameter from adjust_name
1692 to is_input_section. Don't permit input sections after sections
1693 are attached to segments. Don't call allocate_output_section.
1694 (Layout::layout_eh_frame): Call update_flags_for_input_section,
1695 not write_enable_output_section.
1696 (Layout::make_output_section): Don't push to
1697 unattached_section_list_ nor call attach_to_segment. Call
1698 attach_section_to_segment if sections are attached.
1699 (Layout::attach_sections_to_segments): New function.
1700 (Layout::attach_section_to_segment): New function.
1701 (Layout::attach_allocated_section_to_segment): Rename from
1702 attach_to_segment. Remove flags parameter.
1703 (Layout::allocate_output_section): Remove function.
1704 (Layout::write_enable_output_section): Remove function.
1705 * layout.h (class Layout): Update for above changes. Add new
1706 field sections_are_attached_.
1707 * output.h (Output_section::update_flags_for_input_section): New
1708 function.
1709 * output.cc (Output_section::add_input_section): Call
1710 update_flags_for_input_section.
1711 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
1712
009a67a2
CC		 17132008-04-11 Cary Coutant <ccoutant@google.com>
1714
1715 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
1716 thought unnecessary.
1717 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
1718
759b1a24
ILT		 17192008-04-11 Ian Lance Taylor <iant@google.com>
1720
1721 * output.h (class Output_section_data): Remove inline definition
1722 of set_addralign.
1723 * output.cc (Output_section_data::set_addralign): New function.
1724
c2b45e22
CC		 17252008-04-11 Cary Coutant <ccoutant@google.com>
1726
1727 Add support for TLS descriptors for i386 and x86_64.
1728 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
1729 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
1730 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
1731 GOT_TYPE_TLS_DESC.
1732 (Target_i386::got_mod_index_entry): Remove unnecessary code.
1733 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
1734 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
1735 relocations.
1736 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
1737 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
1738 Fix problem with initial-exec relocations.
1739 (Target_i386::Relocate::relocate_tls): Likewise.
1740 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
1741 relaxation.
1742 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
1743 support for section-plus-offset dynamic table entries.
1744 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
1745 (Output_data_dynamic::Dynamic_entry): Add support for
1746 section-plus-offset dynamic table entries.
1747 (Output_data_dynamic::Classification): Likewise.
1748 (Output_data_dynamic::classification_): Renamed offset_.
1749 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
1750 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
1751 (Target_x86_64::make_plt_section): New function.
1752 (Target_x86_64::reserve_tlsdesc_entries): New function.
1753 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
1754 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
1755 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
1756 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
1757 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
1758 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
1759 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
1760 add extra PLT entry for TLS descriptors.
1761 (Output_data_plt_x86_64::got_): New field.
1762 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
1763 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
1764 fields.
1765 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
1766 descriptors.
1767 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
1768 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
1769 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
1770 R_386_TLS_DESC_CALL relocations.
1771 (Target_x86_64::Scan::global): Likewise.
1772 (Target_x86_64::do_finalize_sections): Add dynamic table entries
1773 for TLS descriptors.
1774 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
1775 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
1776 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
1777 GD-to-IE relaxation.
1778 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
1779 and TLS_DESCRIPTORS.
1780 * Makefile.in: Rebuild.
1781 * configure: Rebuild.
1782 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
1783 (tls_test_shared2.so): New target.
1784 (tls_shared_gd_to_ie_test_SOURCES): New variable.
1785 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
1786 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
1787 (tls_shared_gd_to_ie_test_LDADD): New variable.
1788 (tls_shared_gnu2_gd_to_ie_test): New target.
1789 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
1790 New targets.
1791 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
1792 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
1793 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
1794 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
1795 (tls_shared_gnu2_test): New target.
1796 (tls_test_gnu2_shared.so): New target.
1797 (tls_shared_gnu2_test_SOURCES): New variable.
1798 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
1799 (tls_shared_gnu2_test_LDFLAGS): New variable.
1800 (tls_shared_gnu2_test_LDADD): New variable.
1801 * testsuite/Makefile.in: Rebuild.
1802 * testsuite/Makefile.
1803
83bfb6b7
ILT		 18042008-04-11 Ian Lance Taylor <iant@google.com>
1805
1806 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
1807 justsyms.t.
1808 * testsuite/Makefile.in: Rebuild.
1809
1810 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
1811 long.
1812 * testsuite/script_test_2.cc (main): Adjust test.
1813
706e1f5e
ILT		 18142008-04-11 David S. Miller <davem@davemloft.net>
1815 Ian Lance Taylor <iant@google.com>
1816
1817 * options.h (General_options): Add entries for '-Y' and
1818 '-relax'.
1819 * options.cc (General_options:finalize): If -Y was used, add those
1820 entries to the library path instead of the default "/lib" and
1821 "/usr/lib".
1822
7c98e6bb
DM		 18232008-04-11 David S. Miller <davem@davemloft.net>
1824
1825 * testsuite/justsyms.t: Start at 0x100.
1826 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 1827 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
1828 long.
1829 * testsuite/script_test_2.cc: Adjust string and section length
1830 checks.
7c98e6bb 1831
99a37bfd
ILT		 18322008-04-09 Ian Lance Taylor <iant@google.com>
1833
2cefc357
ILT		 1834 PR gold/5996
1835 * script-sections.cc (Sections_element::allocate_to_segment): Add
1836 orphan parameter.
1837 (Output_section_definition::allocate_to_segment): Likewise.
1838 (Orphan_output_section::allocate_to_segment): Likewise.
1839 (Script_sections::attach_sections_using_phdrs_clause): Don't
1840 propagate non-PT_LOAD segments to orphan sections.
1841 * testsuite/Makefile.am (script_test_3.stdout): Generate using
1842 readelf rather than objdump.
1843 * testsuite/script_test_3.sh: Adjust accordingly. Test that
1844 .interp section and PT_INTERP segment are the same size.
1845 * testsuite/Makefile.in: Rebuild.
1846
99a37bfd
ILT		 1847 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
1848 aliases for symbols defined in the same object.
1849 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
1850 (weak_alias_test_SOURCES): New variable.
1851 (weak_alias_test_DEPENDENCIES): New variable.
1852 (weak_alias_test_LDFLAGS): New variable.
1853 (weak_alias_test_LDADD): New variable.
1854 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
1855 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
1856 (weak_alias_test_3.o): New target.
1857 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
1858 * testsuite/weak_alias_test_main.cc: New file.
1859 * testsuite/weak_alias_test_1.cc: New file.
1860 * testsuite/weak_alias_test_2.cc: New file.
1861 * testsuite/weak_alias_test_3.cc: New file.
1862
780e49c5
ILT		 18632008-04-08 Ian Lance Taylor <iant@google.com>
1864
cdb0b8f5
ILT		 1865 * options.h (class General_options): Add --noinhibit-exec option.
1866 * main.cc (main): Check --noinhibit-exec.
1867
0864d551
ILT		 1868 * options.h (class General_options): Define --wrap as a special
1869 option. Add wrap_symbols_ field.
1870 (General_options::any_wrap_symbols): New function.
1871 (General_options::is_wrap_symbol): New function.
1872 * options.cc (General_options::parse_wrap): New function.
1873 (General_options::General_options): Initialize wrap_symbols_.
1874 * symtab.cc (Symbol_table::wrap_symbol): New function.
1875 (Symbol_table::add_from_object): Handle --wrap.
1876 * symtab.h (class Symbol_table): Declare wrap_symbol.
1877 * target.h (Target::wrap_char): New function.
1878 (Target::Target_info): Add wrap_char field.
1879 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
1880 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1881 * testsuite/testfile.cc (Target_test::test_target_info):
1882 Likewise.
1883
789aa6de
ILT		 1884 * errors.cc (Errors::undefined_symbol): Mention symbol version if
1885 there is one.
1886
2c38906f
ILT		 1887 * layout.h (class Layout): Add added_eh_frame_data_ field.
1888 * layout.cc (Layout::Layout): Initialize new field.
1889 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
1890 output section until we find a section we merged successfully.
1891 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
1892 that the size be non-zero.
1893
780e49c5
ILT		 1894 * merge.cc (Object_merge_map::get_output_offset): Remove inline
1895 qualifier.
1896
7fcd0256
ILT		 18972008-04-08 Craig Silverstein <csilvers@google.com>
1898
1899 * configure.ac: Export new conditional variable HAVE_ZLIB.
1900 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
1901 on HAVE_ZLIB.
1902 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
1903 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1904
6835af53
ILT		 19052008-04-07 Ian Lance Taylor <iant@google.com>
1906
e24f324c
ILT		 1907 * version.cc (version_string): Set to "1.5".
1908
a036edd8
ILT		 1909 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
1910 Add issued_non_pic_error_ field. Declare check_non_pic.
1911 (Target_x86_64::Scan::check_non_pic): New function.
1912 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
1913 (Target_x86_64::Scan::global): Likewise.
1914
624f8810
ILT		 1915 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
1916 addend parameter. Change caller. Handle merge sections.
1917 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
1918 Address to Addend. Don't add in the result of
1919 local_section_offset, pass down the addend and use the returned
1920 value.
1921 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
1922 Update declarations of local_section_offset and symbol_value.
1923 * testsuite/two_file_test_1.cc (t18): New function.
1924 * testsuite/two_file_test_2.cc (f18): New function.
1925 * testsuite/two_file_test_main.cc (main): Call t18.
1926 * testsuite/two_file_test.h (t18, f18): Declare.
1927
6835af53
ILT		 1928 * configure.ac: Don't test for objdump, c++filt, or readelf.
1929 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
1930 conditionals.
1931 (TEST_READELF): New variable.
1932 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
1933 (check_PROGRAMS): Add two_file_strip_test.
1934 (two_file_strip_test): New target.
1935 (check_PROGRAMS): Add two_file_same_shared_strip_test.
1936 (two_file_same_shared_strip_test_SOURCES): New variable.
1937 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
1938 (two_file_same_shared_strip_test_LDFLAGS): New variable.
1939 (two_file_same_shared_strip_test_LDADD): New variable.
1940 (two_file_shared_strip.so): New target.
1941 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
1942 (ver_test_5.syms, ver_test_7.syms): Likewise.
1943 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
1944 (strip_test_3.stdout): Use TEST_OBJDUMP.
1945 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
1946
86925eef
CC		 19472008-04-04 Cary Coutant <ccoutant@google.com>
1948
1949 * symtab.h (Symbol::is_weak_undefined): New function.
1950 (Symbol::is_strong_undefined): New function.
1951 (Symbol::is_absolute): New function.
1952 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
1953 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
1954 absolute symbols.
1955 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
1956 (weak_undef_test): New target.
1957 * testsuite/Makefile.in: Rebuild.
1958 * testsuite/weak_undef_file1.cc: New file.
1959 * testsuite/weak_undef_file2.cc: New file.
1960 * testsuite/weak_undef_test.cc: New file.
1961
126f3ece
ILT		 19622008-04-03 Craig Silverstein <csilvers@google.com>
1963
1964 * compressed_output.h (class Output_compressed_section): Use
1965 unsigned buffer.
1966 * compressed_output.cc (zlib_compress): Use unsigned buffers,
1967 add zlib header.
1968 (zlib_compressed_suffix): Removed.
1969 (Output_compressed_section::set_final_data_size): Use unsigned
1970 buffers.
1971 * testsuite/Makefile.am (flagstest_compress_debug_sections):
1972 Fix linker invocation.
1973 (flagstest_o_specialfile_and_compress_debug_sections):
1974 Likewise.
1975 * testsuite/Makefile.in: Regenerated.
1976
deae2a14
DM		 19772008-04-02 David S. Miller <davem@davemloft.net>
1978
1979 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
1980 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
1981
70752818
ILT		 19822008-04-02 Craig Silverstein <csilvers@google.com>
1983
1984 * TODO: New file.
1985
39d0cb0e
ILT		 19862008-04-02 Ian Lance Taylor <iant@google.com>
1987
1988 * fileread.cc (File_read::find_view): Add byteshift and vshifted
1989 parameters. Update for new key type to views_. Change all
1990 callers.
1991 (File_read::read): Adjust for byteshift in returned view.
1992 (File_read::add_view): New function, broken out of
1993 find_and_make_view.
1994 (File_read::make_view): New function, broken out of
1995 find_and_make_view.
1996 (File_read::find_or_make_view): Add offset and aligned
1997 parameters. Rewrite accordingly. Change all callers.
1998 (File_read::get_view): Add offset and aligned parameters. Adjust
1999 for byteshift in return value.
2000 (File_read::get_lasting_view): Likewise.
2001 * fileread.h (class File_read): Update declarations.
2002 (class File_read::View): Add byteshift_ field. Add byteshift to
2003 constructor. Add byteshift method.
2004 * archive.h (Archive::clear_uncached_views): New function.
2005 (Archive::get_view): Add aligned parameter. Change all callers.
2006 * object.h (Object::get_view): Add aligned parameter. Change all
2007 callers.
2008 (Object::get_lasting_view): Likewise.
2009
2010 * fileread.cc (File_read::release): Don't call clear_views if
2011 there are multiple objects.
2012 * fileread.h (File_read::clear_uncached_views): New function.
2013 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2014 on the archive.
2015
a1207466
CC		 20162008-03-31 Cary Coutant <ccoutant@google.com>
2017
2018 Add thin archive support.
2019 * archive.cc (Archive::armagt): New const.
2020 (Archive::setup): Remove task parameter and calls to unlock.
2021 (Archive::unlock_nested_archives): New function.
2022 (Archive::read_header): Add nested_off parameter. Change
2023 all callers.
2024 (Archive::interpret_header): Likewise.
2025 (Archive::include_all_members): Change to handle thin
2026 archives.
2027 (Archive::include_member): Likewise.
2028 * archive.h (Archive::Archive): Add new parameters and
2029 initializers.
2030 (Archive::armagt): New const.
2031 (Archive::setup): Remove task parameter.
2032 (Archive::unlock_nested_archives): New function.
2033 (Archive::read_header): Add nested_off parameter.
2034 (Archive::interpret_header): Likewise.
2035 (Archive::Nested_archive_table): New typedef.
2036 (Archive::is_thin_archive_): New field.
2037 (Archive::nested_archives_): New field.
2038 (Archive::options_): New field.
2039 (Archive::dirpath_): New field.
2040 (Archive::task_): New field.
2041 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2042 for thin archives. Pass additional parameters to
2043 Archive::Archive. Unlock the archive file after calling
2044 Archive::setup.
2045
479f6503
ILT		 20462008-03-29 Ian Lance Taylor <iant@google.com>
2047
686c8caf
ILT		 2048 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2049 version symbol to be local.
2050 * testsuite/ver_test_4.sh: New file.
2051 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2052 (check_DATA): Add ver_test_4.syms.
2053 (ver_test_4.syms): New target.
2054 * testsuite/Makefile.in: Rebuild.
2055
ab794b6b
ILT		 2056 * output.cc
2057 (Output_section::Input_section_sort_entry::has_priority): New
2058 function.
2059 (Output_section::Input_section_sort_entry::match_file_name): New
2060 function.
2061 (Output_section::Input_section_sort_entry::match_section_name):
2062 Remove.
2063 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2064 Remove.
2065 (Output_section::Input_section_sort_entry::match_section_file):
2066 Remove.
2067 (Output_section::Input_section_sort_compare::operator()): Rewrite
2068 using new Input_section_sort_entry functions. Sort crtbegin and
2069 crtend first. Sort sections with no priority before sections with
2070 a priority.
2071 * testsuite/initpri1.c (d3): Check j != 4.
2072 (cd5): New constructor/destructor function.
2073 (main): Check j != 2.
2074
479f6503
ILT		 2075 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2076 new symbol when resolving, don't call set_is_default.
2077 * testsuite/ver_test_7.cc: New file.
2078 * testsuite/ver_test_7.sh: New file.
2079 * testsuite/Makefile.am (ver_test_7.so): New target.
2080 (ver_test_7.o): New target.
2081 (check_SCRIPTS): Add ver_test_7.sh.
2082 (check_DATA): Add ver_test_7.syms.
2083 (ver_test_7.syms): New target.
2084
2fd32231
ILT		 20852008-03-28 Ian Lance Taylor <iant@google.com>
2086
2087 * layout.cc (Layout::layout): If we see an input section with a
2088 name that needs sorting, set the must_sort flag for the output
2089 section.
2090 (Layout::make_output_section): If the name of the output section
2091 indicates that it might require sorting, set the may_sort flag.
2092 * output.h (Output_section::may_sort_attached_input_sections): New
2093 function.
2094 (Output_section::set_may_sort_attached_input_sections): New
2095 function.
2096 (Output_section::must_sort_attached_input_sections): New
2097 function.
2098 (Output_section::set_must_sort_attached_input_sections): New
2099 function.
2100 (class Output_section): Declare Input_section_sort_entry. Define
2101 Input_section_sort_compare. Declare
2102 sort_attached_input_sections. Add new fields:
2103 may_sort_attached_input_sections_,
2104 must_sort_attached_input_sections_,
2105 attached_input_sections_are_sorted_.
2106 * output.cc (Output_section::Output_section): Initialize new
2107 fields.
2108 (Output_section::add_input_section): Add an entry to
2109 input_sections_ if may_sort or must_sort are true.
2110 (Output_section::set_final_data_size): Call
2111 sort_attached_input_sections if necessary.
2112 (Output_section::Input_section_sort_entry): Define new class.
2113 (Output_section::Input_section_sort_compare::operator()): New
2114 function.
2115 (Output_section::sort_attached_input_sections): New function.
2116 * configure.ac: Check whether the compiler supports constructor
2117 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2118 * testsuite/initpri1.c: New file.
2119 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2120 CONSTRUCTOR_PRIORITY.
2121 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2122 (initpri1_LDFLAGS): New variable.
2123 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2124
18e6b24e
ILT		 21252008-03-27 Ian Lance Taylor <iant@google.com>
2126
49bdd526
ILT		 2127 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2128 * testsuite/common_test_1.c: New file.
2129 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2130 (common_test_1_SOURCES): New variable.
2131 (common_test_1_DEPENDENCIES): New variable.
2132 (common_test_1_LDFLAGS): New variable.
2133
18e6b24e
ILT		 2134 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2135 and commons_ correctly when NAME/VERSION does not override
2136 NAME/NULL.
2137 * testsuite/ver_test_6.c: New file.
2138 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2139 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2140 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2141
04bf7072
ILT		 21422008-03-26 Ian Lance Taylor <iant@google.com>
2143
5871526f
ILT		 2144 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2145 of an undefined symbol from a version script.
2146 * testsuite/Makefile.am (ver_test_5.so): New target.
2147 (ver_test_5.o): New target.
2148 (check_SCRIPTS): Add ver_test_5.sh.
2149 (check_DATA): Add ver_test_5.syms.
2150 (ver_test_5.syms): New target.
2151 * testsuite/ver_test_5.cc: New file.
2152 * testsuite/ver_test_5.script: New file.
2153 * testsuite/ver_test_5.sh: New file.
2154 * Makefile.in, testsuite/Makefile.in: Rebuild.
2155
04bf7072
ILT		 2156 PR gold/5986
2157 Fix problems building gold with gcc 4.3.0.
2158 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2159 (gold_error_at_location, gold_warning_at_location): Use it.
2160 * configure.ac: Check whether we can compile and use a template
2161 function with a printf attribute.
2162 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2163 when jumping over bytes.
2164 * object.cc: Instantiate Object::read_section_data.
2165 * debug.h: Include <cstring>
2166 * dwarf_reader.cc: Include <algorithm>
2167 * main.cc: Include <cstring>.
2168 * options.cc: Include <cstring>.
2169 * output.cc: Include <cstring>.
2170 * script.cc: Include <cstring>.
2171 * script.h: Include <string>.
2172 * symtab.cc: Include <cstring> and <algorithm>.
2173 * target-select.cc: Include <cstring>.
2174 * version.cc: Include <string>.
2175 * testsuite/testmain.cc: Include <cstdlib>.
2176 * configure, config.in: Rebuild.
2177
874c5b28
ILT		 21782008-03-25 Ian Lance Taylor <iant@google.com>
2179
819d6c3a
ILT		 2180 * options.cc: Include "../bfd/bfdver.h".
2181 (options::help): Print bug reporting address.
2182
f4b2c6f5
ILT		 2183 * version.cc (print_version): Adjust output for current value of
2184 BFD_VERSION_STRING.
2185
2186 * NEWS: New file.
2187
e96caa79
ILT		 2188 * options.cc (options::help): Print list of supported targets.
2189 * target-select.h: Include <vector>.
2190 (class Target_selector): Make machine_, size_, and is_big_endian_
2191 fields const. Add bfd_name_ and instantiated_target_ fields.
2192 (Target_selector::Target_selector): Add bfd_name parameter.
2193 (Target_selector::recognize): Make non-virtual, call
2194 do_recognize.
2195 (Target_selector::recognize_by_name): Make non-virtual, call
2196 do_recognize_by_name.
2197 (Target_selector::supported_names): New function.
2198 (Target_selector::bfd_name): New function.
2199 (Target_selector::do_instantiate_target): New pure virtual
2200 function.
2201 (Target_selector::do_recognize): New virtual function.
2202 (Target_selector::do_recognize_by_name): New virtual function.
2203 (Target_selector::instantiate_target): New private function.
2204 (supported_target_names): Declare.
2205 * target-select.cc (Target_selector::Target_selector): Update for
2206 new parameter and fields.
2207 (select_target_by_name): Check that the name matches before
2208 calling recognize_by_name.
2209 (supported_target_names): New function.
2210 * i386.cc (class Target_selector_i386): Update Target_selector
2211 constructor call. Remove recognize and recognize_by_name. Add
2212 do_instantiate_target.
2213 * x86_64.cc (class Target_selector_x86_64): Likewise.
2214 * testsuite/testfile.cc (class Target_selector_test): Update for
2215 changes to Target_selector.
2216
874c5b28
ILT		 2217 * README: Rewrite, with some notes on unsupported features.
2218
0a65a3a7
CC		 22192008-03-24 Cary Coutant <ccoutant@google.com>
2220
2221 * i386.cc (Target_i386::Got_type): New enum declaration.
2222 (Target_i386::Scan::local): Updated callers of Output_data_got
2223 member functions.
2224 (Target_i386::Scan::global): Likewise.
2225 (Target_i386::Relocate::relocate): Likewise.
2226 (Target_i386::Relocate::relocate_tls): Likewise.
2227 * object.h (Got_offset_list): New class.
2228 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2229 (Sized_relobj::local_got_offset): Likewise.
2230 (Sized_relobj::set_local_got_offset): Likewise.
2231 (Sized_relobj::local_has_tls_got_offset): Removed.
2232 (Sized_relobj::local_tls_got_offset): Removed.
2233 (Sized_relobj::set_local_tls_got_offset): Removed.
2234 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2235 * output.cc (Output_data_got::add_global): Added got_type parameter.
2236 (Output_data_got::add_global_with_rel): Likewise.
2237 (Output_data_got::add_global_with_rela): Likewise.
2238 (Output_data_got::add_global_pair_with_rel): New function.
2239 (Output_data_got::add_global_pair_with_rela): New function.
2240 (Output_data_got::add_local): Added got_type parameter.
2241 (Output_data_got::add_local_with_rel): Likewise.
2242 (Output_data_got::add_local_with_rela): Likewise.
2243 (Output_data_got::add_local_pair_with_rel): New function.
2244 (Output_data_got::add_local_pair_with_rela): New function.
2245 (Output_data_got::add_global_tls): Removed.
2246 (Output_data_got::add_global_tls_with_rel): Removed.
2247 (Output_data_got::add_global_tls_with_rela): Removed.
2248 (Output_data_got::add_local_tls): Removed.
2249 (Output_data_got::add_local_tls_with_rel): Removed.
2250 (Output_data_got::add_local_tls_with_rela): Removed.
2251 * output.h (Output_data_got::add_global): Added got_type parameter.
2252 (Output_data_got::add_global_with_rel): Likewise.
2253 (Output_data_got::add_global_with_rela): Likewise.
2254 (Output_data_got::add_global_pair_with_rel): New function.
2255 (Output_data_got::add_global_pair_with_rela): New function.
2256 (Output_data_got::add_local): Added got_type parameter.
2257 (Output_data_got::add_local_with_rel): Likewise.
2258 (Output_data_got::add_local_with_rela): Likewise.
2259 (Output_data_got::add_local_pair_with_rel): New function.
2260 (Output_data_got::add_local_pair_with_rela): New function.
2261 (Output_data_got::add_global_tls): Removed.
2262 (Output_data_got::add_global_tls_with_rel): Removed.
2263 (Output_data_got::add_global_tls_with_rela): Removed.
2264 (Output_data_got::add_local_tls): Removed.
2265 (Output_data_got::add_local_tls_with_rel): Removed.
2266 (Output_data_got::add_local_tls_with_rela): Removed.
2267 * resolve.cc (Symbol::override_base_with_special): Removed
2268 reference to has_got_offset_ field.
2269 * symtab.cc (Symbol::init_fields): Replaced initialization
2270 of got_offset_ with got_offsets_. Removed initialization
2271 of has_got_offset_
53fcba31 2272 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2273 (Symbol::got_offset): Likewise.
2274 (Symbol::set_got_offset): Likewise.
2275 (Symbol::has_tls_got_offset): Removed.
2276 (Symbol::tls_got_offset): Removed.
2277 (Symbol::set_tls_got_offset): Removed.
2278 (Symbol::got_offset_): Removed.
2279 (Symbol::tls_mod_got_offset_): Removed.
2280 (Symbol::tls_pair_got_offset_): Removed.
2281 (Symbol::got_offsets_): New field.
2282 (Symbol::has_got_offset): Removed.
2283 (Symbol::has_tls_mod_got_offset): Removed.
2284 (Symbol::has_tls_pair_got_offset): Removed.
2285 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2286 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2287 member functions.
2288 (Target_x86_64::Scan::global): Likewise.
2289 (Target_x86_64::Relocate::relocate): Likewise.
2290 (Target_x86_64::Relocate::relocate_tls): Likewise.
2291
bd52eafb
BE		 22922008-03-25 Ben Elliston <bje@au.ibm.com>
2293
2294 * yyscript.y: Fix spelling error in comment.
2295
8b105e34
ILT		 22962008-03-24 Ian Lance Taylor <iant@google.com>
2297
8ed814a9
ILT		 2298 * options.h (class General_options): Define build_id option.
2299 * layout.h (class Layout): Declare write_build_id, create_note,
2300 create_build_id. Add build_id_note_ member.
2301 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2302 "libiberty.h", "md5.h", "sha1.h".
2303 (Layout::Layout): Initialize eh_frame_data_,
2304 eh_frame_hdr_section_, and build_id_note_.
2305 (Layout::finalize): Call create_build_id.
2306 (Layout::create_note): New function, broken out of
2307 Layout::create_gold_note.
2308 (Layout::create_gold_note): Call create_note.
2309 (Layout::create_build_id): New function.
2310 (Layout::write_build_id): New function.
2311 (Close_task_runner::run): Call write_build_id.
2312
8b105e34
ILT		 2313 * x86_64.cc: Correct license to GPLv3.
2314
086a1841
ILT		 23152008-03-23 Ian Lance Taylor <iant@google.com>
2316
2317 * options.cc: Include "demangle.h".
2318 (parse_optional_string): New function.
2319 (parse_long_option): Handle takes_optional_argument.
2320 (parse_short_option): Update dash_z initializer. Handle
2321 takes_optional_argument.
2322 (General_options::General_options): Initialize do_demangle_.
2323 (General_options::finalize): Set do_demangle_. Handle demangling
2324 style.
2325 * options.h (parse_optional_string): Declare.
2326 (struct One_option): Add optional_arg field. Update constructor.
2327 Update call constructor calls. Add takes_optional_argument
2328 function.
2329 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2330 (DEFINE_optional_string): Define.
2331 (General_options::demangle): Change from DEFINE_bool to
2332 DEFINE_optional_string.
2333 (General_options::no_demangle): New function.
2334 (General_options::do_demangle): New function.
2335 (General_options::set_do_demangle): New function.
2336 (General_options::execstack_status_): Move definition to end of
2337 class definition.
2338 (General_options::static_): Likewise.
2339 (General_options::do_demangle_): New field.
2340 * object.cc (big_endian>::get_symbol_location_info): Call
2341 Options::do_demangle, not Options::demangle.
2342 * symtab.cc (demangle): Likewise.
2343
cbb93e63
ILT		 23442008-03-22 Ian Lance Taylor <iant@google.com>
2345
2346 * gold.h: Include <cstddef> and <sys/types.h>
2347 * options.h: Include <cstring>.
2348
ec531623
ILT		 23492008-03-21 Ian Lance Taylor <iant@google.com>
2350
2351 * Added source code to GNU binutils.
2352
GDB Binutils - Deliverables
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