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PR 7091
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
0602e05a
ILT		 12009-02-27 Ian Lance Taylor <iant@google.com>
2
e29e076a
ILT		 3 PR 7091
4 * output.cc (Output_section::find_starting_output_address): Rename
5 from starting_output_address; add PADDR parameter; change return
6 type.
7 * output.h (class Output_section): Declare
8 find_starting_output_address instead of starting_output_address.
9 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
10 section symbol for which we can't find a merge section.
11
0602e05a
ILT		 12 PR 9836
13 * symtab.cc (Symbol_table::add_from_object): If the visibility is
14 hidden or internal, force the symbol to be local.
15 * resolve.cc (Symbol::override_visibility): Define.
16 (Symbol::override_base): Use override_visibility.
17 (Symbol_table::resolve): Likewise.
18 (Symbol::override_base_with_special): Likewise.
19 (Symbol_table::override_with_special): If the visibility is hidden
20 or internal, force the symbol to be local.
21 * symtab.h (class Symbol): Add set_visibility and
22 override_visibility.
23 * testsuite/ver_test_1.sh: New file.
24 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
25 (check_DATA): Add ver_test_1.syms.
26 (ver_test_1.syms): New target.
27 * testsuite/Makefile.in: Rebuild.
28
401a9a73
CC		 292009-02-25 Cary Coutant <ccoutant@google.com>
30
31 * layout.cc (Layout::choose_output_section): Don't rename sections
32 when using a linker script that has a SECTIONS clause.
33 * Makefile.in: Regenerate.
34
35 * testsuite/Makefile.am (script_test_5.sh): New test case.
36 * testsuite/Makefile.in: Regenerate.
37 * testsuite/script_test_5.cc: New file.
38 * testsuite/script_test_5.sh: New file.
39 * testsuite/script_test_5.t: New file.
40
f488e4b0
CC		 412009-02-13 Rafael Avila de Espindola <espindola@google.com>
42
43 * archive.cc (Archive::include_member): Update calls to add_symbols.
44 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
45 the Layout argument.
46 * dynobj.h (do_add_symbols): Add the Layout argument.
47 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
48 Layout argument.
49 * object.h (Object::add_symbols): Add the Layout argument.
50 (Object::do_add_symbols): Add the Layout argument.
51 (Sized_relobj::do_add_symbols): Add the Layout argument.
52 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
53 Unify the two versions.
54 (Add_plugin_symbols): Remove.
55 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
56 (Sized_pluginobj::do_add_symbols): Unify the two versions.
57 (Add_plugin_symbols): Remove.
58 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
59 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
60 (Add_symbols::run): Make it work with Pulginobj.
61
89dd1680
ILT		 622009-02-06 Ian Lance Taylor <iant@google.com>
63
64 * object.cc (Sized_relobj::do_layout): Make info message start
65 with lower case letter.
66
266d0a74
ILT		 672009-02-06 Mikolaj Zalewski <mikolajz@google.com>
68
602b464e
ILT		 69 * binary.cc: Fix file comment.
70
266d0a74
ILT		 71 * options.h (enum Incremental_disposition): Define.
72 (class General_options): Add new options: --incremental,
73 --incremental_changed, --incremental_unchanged,
74 --incremental_unknown. Add incremental_disposition_ and
75 implicit_incremental_ fields.
76 (General_options::incremental_disposition): New function.
77 (class Position_dependent_options): Add incremental_disposition
78 option.
79 (Position_dependent_options::copy_from_options): Set incremental
80 dispositions.
81 * options.cc (General_options::parse_incremental_changed): New
82 function.
83 (General_options::parse_incremental_unchanged): New function.
84 (General_options::parse_incremental_unknown): New function.
85 (General_options::General_options): Initialize new fields
86 incremental_disposition_ and implicit_incremental_.
87 (General_options::finalize): Check for uasge of --incremental-*
88 without --incremental.
89
f073bbf7
CD		 902009-02-06 Chris Demetriou <cgd@google.com>
91
92 * gold.h (gold_undefined_symbol): Change to take only a Symbol
93 pointer and to report location as the file name associated with
94 the symbol.
95 (gold_undefined_symbol_at_location): New function to replace the
96 old gold_undefined_symbol functionality.
97 * target-reloc.h (relocate_section): Update to use
98 gold_undefined_symbol_at_location.
99 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
100 Call gold_undefined_symbol function rather than gold_error.
101 * errors.h (Errors::undefined_symbol): Take location as a
102 string, rather than calculating it from a relocation.
103 * errors.cc (Errors::fatal): Print "fatal error:" before the
104 formatted message.
105 (Errors::error, Errors::error_at_location): Print "error: "
106 before the formatted message.
107 (Errors::undefined_symbol): Take location as a string, rather
108 than calculating it from a relocation.
109 (gold_undefined_symbol_at_location): New function akin to
110 old gold_undefined_symbol, calculates location from relocation.
111 (gold_undefined_symbol): Change to take only a Symbol pointer
112 and to report location as the file name associated with the symbol.
113 * testsuite/debug_msg.sh: Update for changed error messages.
114 * testsuite/undef_symbol.sh: Likewise.
115
8e94a90c
ILT		 1162009-02-04 Duncan Sands <baldrick@free.fr>
117
118 PR 9812
119 * reduced_debug_output.h
120 (Output_reduced_debug_abbrev_section::failed): Use format for
121 gold_warning.
122 (Output_reduced_debug_info_section::faild): Likewise.
123
88a0e15b
ILT		 1242009-01-31 Mikolaj Zalewski <mikolajz@google.com>
125
126 * script.cc (Lazy_demangler): New class.
127 (Version_script_info::get_symbol_version_helper): Demangle a
128 symbol only once.
129
5efc7cd2
CC		 1302009-01-29 Cary Coutant <ccoutant@google.com>
131
132 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
133 to __tls_get_addr.
134 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
135
e0ebcf42
ILT		 1362009-01-28 Ian Lance Taylor <iant@google.com>
137
5efc7cd2 138 * version.cc (version_string): Bump to 1.9.
75fe7426 139
e0ebcf42
ILT		 140 * gold.h: Include <cstring> and <stdint.h>.
141 * version.cc: Include <cstdio>.
142 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
143 warning.
144 * reduced_debug_output.cc (insert_into_vector): Rename from
145 Insert_into_vector; change all callers. Use Swap_unaligned to
146 avoid aliasing issue; remove union since it is unnecessary.
147
8e2813be 1482009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 149
150 * Makefile.am (CCFILES): Add gc.cc.
151 (HFILES): Add gc.h.
152 * Makefile.in: Regenerate.
153 * gold.cc (Gc_runner): New class.
154 (queue_initial_tasks): Call garbage collection related tasks
155 when corresponding options are invoked.
156 (queue_middle_gc_tasks): New function.
157 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
158 processed early before laying out sections during garbage collection.
159 * gold.h (queue_middle_gc_tasks): New function.
160 (is_prefix_of): Move from "layout.cc".
161 * i386.cc (Target_i386::gc_process_relocs): New function.
162 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
163 * main.cc (main): Create object of class "Garbage_collection".
164 * object.cc (Relobj::copy_symbols_data): New function.
165 (Relobj::is_section_name_included): New function.
166 (Sized_relobj::do_layout): Allow this function to be called twice
167 during garbage collection and defer layout of section during the
168 first call.
169 * object.h (Relobj::get_symbols_data): New function.
170 (Relobj::is_section_name_included): New function.
171 (Relobj::copy_symbols_data): New function.
172 (Relobj::set_symbols_data): New function.
173 (Relobj::get_relocs_data): New function.
174 (Relobj::set_relocs_data): New function.
175 (Relobj::is_output_section_offset_invalid): New pure virtual function.
176 (Relobj::gc_process_relocs): New function.
177 (Relobj::do_gc_process_relocs): New pure virtual function.
178 (Relobj::sd_): New data member.
179 (Sized_relobj::is_output_section_offset_invalid): New function.
180 (Sized_relobj::do_gc_process_relocs): New function.
181 * options.h (General_options::gc_sections): Modify to not be a no-op.
182 (General_options::print_gc_sections): New option.
183 * plugin.cc (Plugin_finish::run): Remove function call to
184 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
185 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
186 * reloc.cc (Read_relocs::run): Add task to process relocs and
187 determine unreferenced sections when doing garbage collection.
188 (Gc_process_relocs): New class.
189 (Sized_relobj::do_gc_process_relocs): New function.
190 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
191 sections that are garbage collected.
192 * reloc.h (Gc_process_relocs): New class.
193 * sparc.cc (Target_sparc::gc_process_relocs): New function.
194 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
195 symbols whose corresponding sections are garbage collected.
196 (Symbol_table::Symbol_table): Add new parameter for the garbage
197 collection object.
198 (Symbol_table::gc_mark_undef_symbols): New function.
199 (Symbol_table::gc_mark_symbol_for_shlib): New function.
200 (Symbol_table::gc_mark_dyn_syms): New function.
201 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
202 as garbage.
203 (Symbol_table::add_from_object): Likewise.
204 (Symbol_table::add_from_relobj): When building shared objects, do not
205 treat externally visible symbols as garbage.
206 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
207 table information for static and relocatable links.
208 * symtab.h (Symbol_table::set_gc): New function.
209 (Symbol_table::gc): New function.
210 (Symbol_table::gc_mark_undef_symbols): New function.
211 (Symbol_table::gc_mark_symbol_for_shlib): New function.
212 (Symbol_table::gc_mark_dyn_syms): New function.
213 (Symbol_table::gc_): New data member.
214 * target.h (Sized_target::gc_process_relocs): New pure virtual
215 function.
216 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
217 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
218
3b293544
CF		 2192009-01-20 Chris Faylor <me.sourceware@sourceware.org>
220
221 * options.h (General_options::gc_sections): Define as a no-op for now.
222 (General_options::no_keep_memory): Ditto.
223 (General_options::Bshareable): Define.
224 * options.cc (General_options::finalize): Honor -Bshareable.
225
83d22aa8
AS		 2262009-01-20 Andreas Schwab <schwab@suse.de>
227
228 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
229 read the value in the contents, since we don't use it. Use the
230 template endianness when writing.
231 (Relocate::relocate): Use it for R_PPC_REL16_HA.
232
cd536b21
AS		 2332009-01-19 Andreas Schwab <schwab@suse.de>
234
235 * configure.tgt (powerpc64-*): Fix targ_obj.
236
99e9a495
ILT		 2372009-01-15 Ian Lance Taylor <iant@google.com>
238
239 * object.cc (Sized_relobj::write_local_symbols): Don't write out
240 local symbols when stripping all symbols.
241
bbbfea06
CC		 2422009-01-14 Cary Coutant <ccoutant@google.com>
243
99e9a495 244 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 245
0f7c0701
CC		 2462009-01-14 Cary Coutant <ccoutant@google.com>
247
248 * archive.cc (Archive::get_elf_object_for_member): Remove call
249 to File_read::claim_for_plugin.
250 * descriptors.cc (Descriptors::open): Remove reference to
251 is_claimed.
252 (Descriptors::claim_for_plugin): Remove.
253 * descriptors.h (Descriptors::claim_for_plugin): Remove.
254 (Descriptors::is_claimed): Remove.
255 (claim_descriptor_for_plugin): Remove.
256 * fileread.cc (File_read::claim_for_plugin): Remove.
257 * fileread.h (File_read::claim_for_plugin): Remove.
258 (File_read::descriptor): Reopen descriptor if necessary.
259 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
260 (Plugin_manager::all_symbols_read): Add task parameter. Change
261 all callers.
262 (Plugin_manager::get_input_file): New function.
263 (Plugin_manager::release_input_file): New function.
264 (Pluginobj::Pluginobj): Add filesize parameter and initialize
265 corresponding data member.
266 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
267 and pass to base constructor. Change all callers.
268 (get_input_file, release_input_file): New functions.
269 (make_sized_plugin_object): Add filesize parameter. Change all callers.
270 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
271 (Plugin_manager::all_symbols_read): Add task parameter.
272 (Plugin_manager::get_input_file): New function.
273 (Plugin_manager::release_input_file): New function.
274 (Plugin_manager::task_): New data member.
275 (Pluginobj::Pluginobj): Add filesize parameter.
276 (Pluginobj::filename): New function.
277 (Pluginobj::descriptor): New function.
278 (Pluginobj::filesize): New function.
279 (Pluginobj::filesize_): New data member.
280 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
281 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
282 File_read::claim_for_plugin; use Object::unlock to unlock the file.
283
284 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
285 with archive libraries.
286 * testsuite/Makefile.in: Regenerate.
287 * testsuite/plugin_test.c (struct sym_info): New type.
288 (get_input_file, release_input_file): New static variables.
289 (onload): Capture new transfer vector entries.
290 (claim_file_hook): Stop reading at end of file according to filesize.
291 Factor out parsing of readelf output into separate function.
292 (all_symbols_read_hook): Exercise get_input_file and release_input_file
293 APIs and get the source file name from the symbol table. Convert
294 source file name to corresponding object file name. Print info
295 message when adding new input files.
296 (parse_readelf_line): New function.
297 * testsuite/plugin_test_1.sh: Add checks for new info messages.
298 * testsuite/plugin_test_2.sh: Likewise.
299 * testsuite/plugin_test_3.sh: Likewise.
300 * testsuite/plugin_test_4.sh: New test case.
301
62a6d109
ILT		 3022009-01-07 Ian Lance Taylor <iant@google.com>
303
304 * version.cc (version_string): Bump to 1.8.
305
483620e8
CC		 3062008-12-23 Cary Coutant <ccoutant@google.com>
307
308 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
309 * plugin.cc (Plugin_manager::finish): Rename as
310 layout_deferred_objects. Move cleanup to separate function.
311 (Plugin_manager::cleanup): New function.
312 (Plugin_finish::run): Call layout_deferred_objects and cleanup
313 separately.
314 * plugin.h (Plugin_manager::finish): Rename as
315 layout_deferred_objects.
316 (Plugin_manager::cleanup): New function.
317 (Plugin_manager::cleanup_done): New field.
318
d66a9eb3
CC		 3192008-12-23 Cary Coutant <ccoutant@google.com>
320
321 * plugin.cc (is_visible_from_outside): New function.
322 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
323 so we don't return "IR only" status for exported symbols or -r links.
324
325 * testsuite/Makefile.am (plugin_test_3): New test case.
326 * testsuite/Makefile.in: Regenerate.
327 * testsuite/plugin_test_3.sh: New file.
328
5995b570
CC		 3292008-12-22 Cary Coutant <ccoutant@google.com>
330
331 * object.cc (Sized_relobj::layout_section): New function.
332 (Sized_relobj::do_layout): Defer layout of input sections until after
333 plugin has provided replacement files.
334 (Sized_relobj::do_layout_deferred_sections): New function.
335 * object.h (Relobj::set_section_offset): Remove virtual keyword.
336 (Relobj::layout_deferred_sections): New function.
337 (Relobj::do_layout_deferred_sections): New function.
338 (Sized_relobj::do_layout_deferred_sections): New function.
339 (Sized_relobj::layout_section): New function.
340 (Sized_relobj::Deferred_layout): New structure.
341 (Sized_relobj::deferred_layout_): New field.
342 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
343 Change all callers. Layout deferred sections.
344 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
345 references.
346 (Plugin_hook::run): Move code from do_plugin_hook inline.
347 (Plugin_hook::do_plugin_hook): Remove.
348 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
349 (Plugin_manager::finish): Renamed, was cleanup.
350 (Plugin_manager::should_defer_layout): New function.
351 (Plugin_manager::add_deferred_layout_object): New function.
352 (Plugin_manager::Deferred_layout_list): New type.
353 (Plugin_manager::deferred_layout_objects_): New field.
354 (Plugin_hook::do_plugin_hook): Remove.
355
ee769c88
ILT		 3562008-12-17 Ian Lance Taylor <iant@google.com>
357
358 * options.h (class General_options): Add --no case for
359 --export-dynamic.
360
abc8dcba
CC		 3612008-12-16 Cary Coutant <ccoutant@google.com>
362
363 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
364 vector.
365 (Plugin_manager::claim_file): Create plugin object even if
366 plugin did not call the add_symbols callback.
367 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
368 asking for more symbols than were added.
369 * testsuite/Makefile.am (plugin_test_1): Add test case with
370 no global symbols.
371 (empty.syms): New target.
372 * testsuite/Makefile.in: Regenerate.
373 * testsuite/plugin_test.c (claim_file_hook): Add new debug
374 message. Don't call add_symbols if no globals.
375 (all_symbols_read_hook): Don't provide replacement for empty
376 claimed file.
377
b0074644
ILT		 3782008-12-12 Ian Lance Taylor <iant@google.com>
379
68943102
ILT		 380 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
381 r_type == 0 for a local symbol with r_sym == 0.
382 (scan_relocatable_relocs): Pass r_sym to
383 local_non_section_strategy.
384 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
385 r_sym parameter.
386
b0074644
ILT		 387 * configure.ac: Update test for TLS descriptors: they are
388 supported as of glibc 2.9.
389 * configure: Rebuild.
390
c2508178
ILT		 3912008-12-11 Ian Lance Taylor <iant@google.com>
392
393 PR 7091
394 * target-reloc.h (Default_scan_relocatable_relocs): For each
395 function, map r_type == 0 to RELOC_DISCARD.
396
2756a258
CC		 3972008-12-10 Cary Coutant <ccoutant@google.com>
398
399 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
400 object to override a kept COMDAT group from a plugin object.
401
bb6f53d3
ILT		 4022008-12-09 Ian Lance Taylor <iant@google.com>
403
fbc558e1
ILT		 404 PR 7088
405 * yyscript.y (file_cmd): Handle INPUT.
406
bb6f53d3
ILT		 407 * testsuite/initpri1.c: Change all declarations to be full
408 prototypes by adding void, to avoid compiler warnings.
409
4674ecfc
CC		 4102008-12-05 Rafael Avila de Espindola <espindola@google.com>
411
412 * options.cc (General_options::parse_plugin_opt): New.
413 (General_options::add_plugin): The argument now is just the filename.
414 (General_options::add_plugin_option): New.
415 * options.h (plugin_opt): New.
416 (add_plugin): Change argument name.
417 (add_plugin_option): New.
418 * plugin.cc (Plugin::load): Don't parse the plugin option.
419 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
420 (Plugin::add_option): New.
421 (Plugin::args_): Change type.
422 (Plugin::filename_): New.
423 (Plugin_manager::add_plugin_option): New.
424 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
425 * testsuite/Makefile.in: Regenerate.
426
fd06b4aa
CC		 4272008-12-05 Cary Coutant <ccoutant@google.com>
428
429 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
430 Handle --strip-lto-sections option.
431 * options.h (strip_lto_sections): New option.
432
6c52134c
CC		 4332008-12-01 Cary Coutant <ccoutant@google.com>
434
435 * plugin.cc (ld_plugin_message): Change format parameter to const.
436 Fix mismatch between new[] and delete.
437
a45248e0
CC		 4382008-11-14 Cary Coutant <ccoutant@google.com>
439
440 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
441 instead of -1U.
442
c82fbeee
CS		 4432008-11-05 Craig Silverstein <csilvers@google.com>
444
445 * options.cc (General_options::parse_dynamic_list): New function.
446 * options.h (General_options): New flags dynamic_list,
447 dynamic_list_data, dynamic_list_cpp_new, and
448 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
449 (General_options::in_dynamic_list): New function.
450 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
451 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
452 (Lex::can_continue_name): Likewise.
453 (yylex): Likewise.
454 (read_script_file): New parameter script_options.
455 (read_dynamic_list): New function.
456 (Script_options::define_dynamic_list): New function.
457 (dynamic_list_keyword_parsecodes): New variable.
458 (dynamic_list_keywords): New variable.
459 * script.h (Script_options::define_dynamic_list): New function
460 prototype.
461 (read_dynamic_list): New function prototype.
462 * symtab.cc (strprefix): New macro.
463 (Symbol::should_add_dynsym_entry): Support dynamic_list,
464 dynamic_list_data, dynamic_list_cpp_new, and
465 dynamic_list_cpp_typeinfo.
466 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
467 (dynamic_list_expr): New rule.
468 (dynamic_list_nodes): Likewise.
469 (dynamic_list_node): Likewise.
470 * testsuite/Makefile.am (dynamic_list): New test.
471 * testsuite/Makefile.in: Regenerated.
472 * testsuite/dynamic_list.t: New file.
473 * testsuite/dynamic_list.sh: New file.
474
e0bb29a5
CS		 4752008-11-05 Craig Silverstein <csilvers@google.com>
476
477 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
478 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
479 (t11_last): Likewise.
480 * testsuite/ver_test_6.c (main): Likewise.
481
4e1e25e0
CC		 4822008-10-07 Cary Coutant <ccoutant@google.com>
483
484 * options.c (General_options::finalize): Add check for -static and
485 -shared.
486 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
487 is not empty.
488
92f03fcb
CC		 4892008-10-02 Cary Coutant <ccoutant@google.com>
490
491 * plugin.cc (make_sized_plugin_object): Fix conditional
492 compilation to work when not all targets are enabled.
493
fbd8a257
CC		 4942008-09-29 Cary Coutant <ccoutant@google.com>
495
496 * archive.cc (Archive::get_file_and_offset): Use filename instead
497 of name to get library path.
498 (Archive::include_member): Unlock external member of a thin archive.
499
500 * testsuite/Makefile.am (TEST_AR): New variable.
501 (thin_archive_test_1): New test.
502 (thin_archive_test_2): New test.
81636b3f
CC		 503 * testsuite/Makefile.in: Regenerate.
504 * testsuite/thin_archive_main.cc: New file.
505 * testsuite/thin_archive_test_1.cc: New file.
506 * testsuite/thin_archive_test_2.cc: New file.
507 * testsuite/thin_archive_test_3.cc: New file.
508 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 509
eff45813
CC		 5102008-09-29 Cary Coutant <ccoutant@google.com>
511
512 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
513 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
514 instead of -1U.
515 (Sized_relobj::do_finalize_local_symbols): Likewise.
516 (Sized_relobj::map_to_kept_section): Likewise.
517 * object.h (Sized_relobj::invalid_address): New constant.
518 (Sized_relobj::do_output_section_offset): Check for invalid_address
519 and return -1ULL.
520 * output.cc (Output_reloc::local_section_offset): Use constant
521 invalid_address instead of -1U.
522 (Output_reloc::get_address): Likewise.
523 (Output_section::output_address): Change -1U to -1ULL.
524 * output.h (Output_reloc::invalid_address): New constant.
525 * reloc.cc (Sized_relobj::write_sections): Use constant
526 invalid_address instead of -1U.
527 (Sized_relobj::relocate_sections): Likewise.
528 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
529 values for merge sections.
530 * target-reloc.h (relocate_for_relocatable): Use constant
531 invalid_address instead of -1U.
532
89fc3421
CC		 5332008-09-19 Cary Coutant <ccoutant@google.com>
534
535 Add plugin functionality for link-time optimization (LTO).
536 * configure.ac (plugins): Add --enable-plugins option.
537 * configure: Regenerate.
538 * config.in: Regenerate.
539 * Makefile.am (LIBDL): New variable.
540 (CCFILES): Add plugin.cc.
541 (HFILES): Add plugin.h.
542 (ldadd_var): Add LIBDL.
543 * Makefile.in: Regenerate.
544
545 * archive.cc: Include "plugin.h".
546 (Archive::setup): Don't preread archive symbols when using a plugin.
547 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
548 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
549 files.
550 (Archive::include_member): Add symbols from plugin objects.
551 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
552 * descriptors.cc (Descriptors::open): Check for file descriptors
553 abandoned by plugins.
554 (Descriptors::claim_for_plugin): New function.
555 * descriptors.h (Descriptors::claim_for_plugin): New function.
556 (Open_descriptor::is_claimed): New field.
557 (claim_descriptor_for_plugin): New function.
558 * fileread.cc (File_read::claim_for_plugin): New function.
559 * fileread.h (File_read::claim_for_plugin): New function.
560 (File_read::descriptor): New function.
561 * gold.cc: Include "plugin.h".
562 (queue_initial_tasks): Add task to call plugin hooks for generating
563 new object files.
564 * main.cc: Include "plugin.h".
565 (main): Load plugin libraries.
566 * object.h (Pluginobj): Declare.
567 (Object::pluginobj): New function.
568 (Object::do_pluginobj): New function.
569 (Object::set_target): New function.
570 * options.cc: Include "plugin.h".
571 (General_options::parse_plugin): New function.
572 (General_options::General_options): Initialize plugins_ field.
573 (General_options::add_plugin): New function.
574 * options.h (Plugin_manager): Declare.
575 (General_options): Add --plugin option.
576 (General_options::has_plugins): New function.
577 (General_options::plugins): New function.
578 (General_options::add_plugin): New function.
579 (General_options::plugins_): New field.
580 * plugin.cc: New file.
581 * plugin.h: New file.
582 * readsyms.cc: Include "plugin.h".
583 (Read_symbols::do_read_symbols): Check for archive before checking
584 for ELF file. Call plugin hooks to claim files.
585 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
586 from a real object file; force override when processing replacement
587 files.
588 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
589 (Symbol::init_base_object): Likewise.
590 (Symbol::init_base_output_data): Likewise.
591 (Symbol::init_base_output_segment): Likewise.
592 (Symbol::init_base_constant): Likewise.
593 (Symbol::init_base_undefined): Likewise.
594 (Symbol::output_section): Assert that object is not a plugin.
595 (Symbol_table::add_from_pluginobj): New function.
596 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
597 undefined.
598 (Symbol_table::sized_write_globals): Likewise.
599 (Symbol_table::add_from_pluginobj): Instantiate template.
600 * symtab.h (Sized_pluginobj): Declare.
601 (Symbol::in_real_elf): New function.
602 (Symbol::set_in_real_elf): New function.
603 (Symbol::in_real_elf_): New field.
604 (Symbol_table::add_from_pluginobj): New function.
605
606 * testsuite/Makefile.am (AM_CFLAGS): New variable.
607 (LIBDL): New variable.
608 (LDADD): Add LIBDL.
609 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
610 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
611 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
612 (MOSTLYCLEANFILES): Likewise.
613 * testsuite/Makefile.in: Regenerate.
614 * testsuite/plugin_test.c: New file.
615 * testsuite/plugin_test_1.sh: New file.
616 * testsuite/plugin_test_2.sh: New file.
617
de31bda5
ILT		 6182008-09-16 Ian Lance Taylor <iant@google.com>
619
9c2d0ef9
ILT		 620 * target-reloc.h (relocate_section): Check whether a symbol is
621 defined by the ABI before reporting an undefined symbol error.
622 * target.h (Target::is_defined_by_abi): Make parameter const.
623 (Target::do_is_defined_by_abi): Likewise.
624 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
625 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
626 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
627 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
628 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
629 * testsuite/Makefile.in: Rebuild.
630
de31bda5
ILT		 631 * fileread.cc (make_view): Add casts to avoid warning.
632
9fa33bee
AO		 6332008-09-16 Alexandre Oliva <aoliva@redhat.com>
634
635 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
636 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
637
183fd0e3
AO		 6382008-09-16 Alexandre Oliva <aoliva@redhat.com>
639
640 * options.h (General_options::output_is_executable): New.
641 (General_options::output_is_pie): New.
642 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
643 for shared libraries.
644 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
645
7be8330a
CD		 6462008-09-11 Chris Demetriou <cgd@google.com>
647
648 * options.h (origin): New -z option.
649 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
650 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
651 in DT_FLAGS_1.
652
a9caad02
CC		 6532008-09-05 Cary Coutant <ccoutant@google.com>
654
655 * fileread.cc (File_read::make_view): Add check for attempt to map
656 beyond end of file.
657
ae6dce4d
CC		 6582008-09-05 Cary Coutant <ccoutant@google.com>
659
660 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
661 explicit instantiations.
662
d7ab2a47
KVH		 6632008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
664
665 PR gold/6858
666 * options.cc (General_options::finalize): Allow undefined symbols
667 in shlibs if linking -shared.
668
669 PR gold/6859
670 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
671 symbols as not needing a dynsym entry.
672
1e52a9c1
CS		 6732008-08-20 Craig Silverstein <csilvers@google.com>
674
675 * fileread.cc (File_read::open): Do not lock the file unless it
676 was successfully opened.
677
d85c80a3
CC		 6782008-08-14 Cary Coutant <ccoutant@google.com>
679
680 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
681 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
682 * testsuite/tls_test.cc (struct int128): 128-bit struct
683 for testing TLS relocs with non-zero addend.
684 (v12): New TLS variable.
685 (t12): New test.
686 (t_last): Add check for v12.
687 * testsuite/tls_test.h (t12): New function.
688 * testsuite/tls_test_main.cc (thread_routine): Call new test.
689
2d924fd9
ILT		 6902008-08-13 Ian Lance Taylor <iant@google.com>
691
692 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
693 set tls_segment_ or relro_segment_.
694 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
695 when appropriate.
696 * output.h (Output_section::clear_is_relro): New function.
697 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
698 sections specially even when output_data_ is empty.
699 (Output_segment::maximum_alignment): When first section is relro,
700 only force alignment for PT_LOAD segments.
701 * script.cc (script_data_segment_align): New function.
702 (script_data_segment_relro_end): New function.
703 * script-c.h (script_data_segment_align): Declare.
704 (script_data_segment_relro_end): Declare.
705 * script-sections.h (class Script_sections): Declare
706 data_segment_align and data_segment_relro_end. Add fields
707 segment_align_index_ and saw_relro_end_.
708 * script-sections.cc (class Sections_element): Add set_is_relro
709 virtual function. Add new bool* parameter to place_orphan_here.
710 Add get_output_section virtual function.
711 (class Output_section_definition): Add set_is_relro. Add new
712 bool* parameter to place_orphan_here. Add get_output_section.
713 Add is_relro_ field.
714 (Output_section_definition::Output_section_definition): Initialize
715 evaluated_address_, evaluated_load_address, evaluated_addralign_,
716 and is_relro_ fields.
717 (Output_section_definition::place_orphan_here): Add is_relro
718 parameter.
719 (Output_section_definition::set_section_addresses): Set relro for
720 output section.
721 (Output_section_definition::alternate_constraint): Likewise.
722 (class Orphan_output_section): Add new bool* parameter to
723 place_orphan_here. Add get_output_section.
724 (Orphan_output_section::place_orphan_here): Add is_relro
725 parameter.
726 (Script_sections::Script_sections): Initialize
727 data_segment_align_index_ and saw_relro_end_.
728 (Script_sections::data_segment_align): New function.
729 (Script_sections::data_segment_relro_end): New function.
730 (Script_sections::place_orphan): Set or clear is_relro.
731 (Script_sections::set_section_addresses): Force alignment of first
732 TLS section.
733 * yyscript.y (exp): Call script_data_segment_align and
734 script_data_segment_relro_end.
735 * testsuite/relro_script_test.t: New file.
736 * testsuite/relro_test.cc (using_script): Declare.
737 (t1, t2): Test using_script.
738 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
739 (relro_script_test_SOURCES): Define.
740 (relro_script_test_DEPENDENCIES): Define.
741 (relro_script_test_LDFLAGS): Define.
742 (relro_script_test_LDADD): Define.
743 (relro_script_test.so): New target.
744 * testsuite/Makefile.in: Rebuild.
745
f827c9a9
CC		 7462008-08-06 Cary Coutant <ccoutant@google.com>
747
748 * archive.cc (Archive::total_archives, Archive::total_members)
749 (Archive::total_members_loaded): New variables.
750 (Archive::setup): Add parameter. Add option to preread
751 archive symbols.
752 (Archive::read_armap): Add counter.
753 (Archive::get_file_and_offset): New function.
754 (Archive::get_elf_object_for_member): New function.
755 (Archive::read_all_symbols): New function.
756 (Archive::read_symbols): New function.
757 (Archive::add_symbols): Add counters.
758 (Archive::include_all_members): Use armap to find members if it's
759 already built.
760 (Archive::include_member): Skip reading symbols if already read.
761 Factored code into Archive::get_file_and_offset and
762 Archive::get_elf_object_for_member. Changed call to
763 Mapfile::report_include_archive_member.
764 (Archive::print_stats): New function.
765 * archive.h: Declare Object and Read_symbols_data classes.
766 (Archive::Archive): Add initializers for new members.
767 (Archive::setup): Add parameter.
768 (Archive::print_stats): New function.
769 (Archive::total_archives, Archive::total_members)
770 (Archive::total_members_loaded): New variables.
771 (Archive::get_file_and_offset): New function.
772 (Archive::get_elf_object_for_member): New function.
773 (Archive::read_all_symbols): New function.
774 (Archive::read_symbols): New function.
775 (Archive::Archive_member): New class.
776 (Archive::members_): New member.
777 (Archive::num_members_): New member.
778 * main.cc: Include archive.h.
779 (main): Call Archive::print_stats.
780 * mapfile.cc (Mapfile::report_include_archive_member): Delete
781 archive parameter; member_name is now the fully-decorated name.
782 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
783 * options.h: (General_options): Add --preread-archive-symbols option.
784 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
785 Archive::setup.
786
de4c45bd
ILT		 7872008-08-04 Ian Lance Taylor <iant@google.com>
788
789 * symtab.h (Symbol::use_plt_offset): New function.
790 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
791 * powerpc.cc (Relocate::relocate): Likewise.
792 * sparc.cc (Relocate::relocate): Likewise.
793 * x86_64.cc (Relocate::relocate): Likewise.
794 * testsuite/weak_plt.sh: New test.
795 * testsuite/weak_plt_main.cc: New test.
796 * testsuite/weak_plt_shared.cc: New test.
797 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
798 (check_PROGRAMS): Add weak_plt.
799 (check_DATA): Add weak_plt_shared.so.
800 (weak_plt_main_pic.o, weak_plt): New targets.
801 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
802 * testsuite/Makefile.in: Rebuild.
803
804 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
805 gcctestdir/ld.
806 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
807 * testsuite/Makefile.in: Rebuild.
808
323ee3f4
AM		 8092008-08-04 Alan Modra <amodra@bigpond.net.au>
810
811 * Makefile.am (POTFILES.in): Set LC_ALL=C.
812 * Makefile.in: Regenerate.
813 * po/POTFILES.in: Regenerate.
814
7c07ecec
ILT		 8152008-07-29 Ian Lance Taylor <iant@google.com>
816
817 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
818 symbols before other symbols.
819 * testsuite/script_test_2.cc (test_addr): Declare.
820 (test_addr_alias): Declare.
821 (main): Check that test_addr and test_addr_alias have the right
cd536b21 822 values.
7c07ecec
ILT		 823 * testsuite/script_test_2.t: Define test_addr_alias and
824 test_addr.
825
5778530e
ILT		 8262008-07-24 Ian Lance Taylor <iant@google.com>
827
2a00e4fb
ILT		 828 PR 5990
829 * descriptors.cc: New file.
830 * descriptors.h: New file.
831 * gold-threads.h (class Hold_optional_lock): New class.
832 * fileread.cc: Include "descriptors.h".
833 (File_read::~File_read): Release descriptor rather than closing
834 it.
835 (File_read::open) [file]: Call open_descriptor rather than open.
836 Set is_descriptor_opened_.
837 (File_read::open) [memory]: Assert that descriptor is not open.
838 (File_read::reopen_descriptor): New function.
839 (File_read::release): Release descriptor.
840 (File_read::do_read): Make non-const. Reopen descriptor.
841 (File_read::read): Make non-const.
842 (File_read::make_view): Reopen descriptor.
843 (File_read::do_readv): Likewise.
844 * fileread.h (class File_read): Add is_descriptor_opened_ field.
845 Update declarations.
846 * layout.cc: Include "descriptors.h".
847 (Layout::create_build_id): Use open_descriptor rather than open.
848 * output.cc: Include "descriptors.h".
849 (Output_file::open): Use open_descriptor rather than open.
850 * archive.cc (Archive::const_iterator): Change Archive to be
851 non-const.
852 (Archive::begin, Archive::end): Make non-const.
853 (Archive::count_members): Likewise.
854 * archive.h (class Archive): Update declarations.
855 * object.h (Object::read): Make non-const.
856 * Makefile.am (CCFILES): Add descriptors.cc.
857 (HFILES): Add descriptors.h.
858 * Makefile.in: Rebuild.
859
801647d1
ILT		 860 PR 6716
861 * gold.h: Always include <clocale>. Add Solaris workarounds
862 following code in binutils/sysdep.h.
863
5edd166e
ILT		 864 PR 6048
865 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
866 this->eh_frame_hdr_ is NULL before using it.
867
c89ad728
ILT		 868 * dynobj.cc (Versions::Versions): Update comment.
869
aa86f06b
ILT		 870 * dynobj.cc (Versions::Versions): If there is an soname, use it as
871 the base version name.
872
5778530e
ILT		 873 * stringpool.cc (Stringpool_template::add_with_length): Set key to
874 array size plus one.
875 (Stringpool_template::set_string_offsets): Subtract one from key
876 before using it as an array index.
877 (Stringpool_template::get_offset_with_length): Likewise.
878 (Stringpool_template::write_to_buffer): Likewise.
879 * stringpool.h (Stringpool_template::get_offset_from_key):
880 Likewise.
881
057ead22
ILT		 8822008-07-23 Ian Lance Taylor <iant@google.com>
883
7f649c59
ILT		 884 PR 6658
885 * object.h (Merged_symbol_value::value): Do our best to handle a
886 negative addend.
887
057ead22
ILT		 888 PR 6647
889 * script.cc (Version_script_info::get_versions): Don't add empty
890 version tag to return value.
891 (Version_script_info::get_symbol_version_helper): Change return
892 type to bool. Add pversion parameter. Change all callers.
893 (script_register_vers_node): Don't require a non-NULL tag.
894 * script.h (class Version_script_info): Update declarations.
895 (Version_script_info::get_symbol_version): Change return type to
896 bool. Add version parameter. Change all callers.
897 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
898 handling. Handle an empty version from a version script.
899 (Symbol_table::define_special_symbol): Likewise.
900 * testsuite/ver_test_10.script: New file.
901 * testsuite/ver_test_10.sh: New file.
902 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
903 (check_DATA): Add ver_test_10.syms.
904 (ver_test_10.syms, ver_test_10.so): New target.
905 * testsuite/Makefile.in: Rebuild.
906
58e54ac2
CD		 9072008-07-23 Simon Baldwin <simonb@google.com>
908
909 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
910 to zero for undefined symbols from dynamic libraries.
911
95d14cd3
ILT		 9122008-07-23 Ian Lance Taylor <iant@google.com>
913
914 * symtab.cc (Symbol_table::resolve): Remove version parameter.
915 Change all callers.
916 * symtab.h (class Symbol_table): Update declaration.
917 * testsuite/ver_test_9.cc: New file.
918 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
919 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
920 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
921 (ver_test_9.so, ver_test_9.o): New targets.
922 * testsuite/Makefile.in: Rebuild.
923
92de84a6
ILT		 9242008-07-22 Ian Lance Taylor <iant@google.com>
925
34810851
ILT		 926 * options.h (class General_options): Define --check-sections.
927 * layout.cc (Layout::set_segment_offsets): Handle
928 --check-sections.
929
af6156ef
ILT		 930 * options.h (class General_options): Define -n/--nmagic and
931 -N/--omagic.
932 * options.cc (General_options::finalize): For -n/--nmagic or
933 -N/--omagic, set -static.
934 * layout.cc (Layout::attach_allocated_section_to_segment): If
935 -N/--omagic, don't put read-only and read-write sections in
936 different segments.
937 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
938 finding a read-only segment.
939 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
940 don't set the minimum segment alignment to the common page size,
941 and don't set the file offset to the address modulo the page size.
942 * script-sections.cc (Script_sections::create_segments): If
943 -n/--omagic, don't put read-only and read-write sections in
944 different segments.
945
92de84a6
ILT		 946 * cref.cc: New file.
947 * cref.h: New file.
948 * options.h (class General_options): Add --print-symbol-counts.
949 * main.cc (main): Issue defined symbol report if requested.
950 * archive.cc (Archive::interpret_header): Make into a const member
951 function.
952 (Archive::add_symbols): Call Input_objects::archive_start and
953 archive_stop.
954 (Archive::const_iterator): Define new class.
955 (Archive::begin, Archive::end): New functions.
956 (Archive::include_all_members): Rewrite to use iterator.
957 (Archive::count_members): New function.
958 * archive.h (class Archive): Update declarations.
959 (Archive::filename): New function.
960 * object.cc: Include "cref.h".
961 (Sized_relobj::Sized_relobj): Initialize defined_count_.
962 (Sized_relobj::do_get_global_symbol_counts): New function.
963 (Input_objects::add_object): Add object to cross-referencer.
964 (Input_objects::archive_start): New function.
965 (Input_objects::archive_stop): New function.
966 (Input_objects::print_symbol_counts): New function.
967 * object.h: Declare Cref and Archive.
968 (Object::get_global_symbol_counts): New function.
969 (Object::do_get_global_symbol_counts): New pure virtual function.
970 (class Sized_relobj): Add defined_count_ field. Update
971 declarations.
972 (class Input_objects): Add cref_ field. Update constructor.
973 Update declarations.
974 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
975 defined_count_.
976 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
977 symbol counts.
978 (Sized_dynobj::do_get_global_symbol_counts): New function.
979 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
980 defined_count_. Update declarations. Define Symbols typedef.
981 * symtab.cc (Symbol_table::add_from_relobj): Add defined
982 parameter. Change all callers.
983 (Symbol_table::add_from_dynobj): Add sympointers and defined
984 parameters. Change all callers.
985 * symtab.h (class Symbol_table): Update declarations.
986 * Makefile.am (CCFILES): Add cref.cc.
987 (HFILES): Add cref.h.
988 * Makefile.in: Rebuild.
989
3f7c5e1d
CD		 9902008-07-22 Simon Baldwin <simonb@google.com>
991
992 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
993 to zero when writing undefined symbols.
994
e0b64032
ILT		 9952008-07-22 Ian Lance Taylor <iant@google.com>
996
997 * output.cc (Output_section::add_input_section): Don't try to
998 merge empty merge sections.
999
096b02cf
CS		 10002008-07-21 Craig Silverstein <csilvers@google.com>
1001
1002 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1003 Include symbol version in error message.
cd536b21 1004
1d1f116d
CD		 10052008-07-20 Chris Demetriou <cgd@google.com>
1006
cd536b21 1007 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1008 (RANDOM_SEED_CFLAGS): New substituted variable.
1009 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1010 * configure: Rebuild.
1011 * Makefile.in: Likewise.
1012 * testsuite/Makefile.in: Likewise.
1013
a18f591e
ILT		 10142008-07-18 Ian Lance Taylor <iant@google.com>
1015
1016 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1017 where we see NAME/NULL and NAME/VERSION as separate symbols.
1018 * testsuite/ver_test_main.cc (main): Call t4.
1019 (t4, t4_2a): Define.
1020 * testsuite/ver_test_2.cc (t4_2): Define.
1021 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1022 * testsuite/ver_test_4.cc (t4_2a): Define.
1023 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1024 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1025
c6e3f6ed
ILT		 10262008-07-17 Ian Lance Taylor <iant@google.com>
1027
1028 * dynobj.cc (Versions::add_def): If we give an error about a
1029 missing version, go ahead and create the version anyhow.
1030
ef9beddf
ILT		 10312008-07-10 Ian Lance Taylor <iant@google.com>
1032
1033 Handle output sections with more than 0x7fffffff bytes.
1034 * object.h (class Relobj): Change map_to_output_ to
1035 output_sections_, and just keep a section pointer. Change all
1036 uses. Move comdat group support to Sized_relobj.
1037 (Relobj::is_section_specially_mapped): Remove.
1038 (Relobj::output_section): Remove poff parameter. Change all
1039 callers.
1040 (Relobj::output_section_offset): New function.
1041 (Relobj::set_section_offset): Rewrite.
1042 (Relobj::map_to_output): Remove.
1043 (Relobj::output_sections): New function.
1044 (Relobj::do_output_section_offset): New pure virtual function.
1045 (Relobj::do_set_section_offset): Likewise.
1046 (class Sized_relobj): Add section_offsets_ field. Add comdat
1047 group support from Relobj. Update declarations.
1048 (Sized_relobj::get_output_section_offset): New function.
1049 (Sized_relobj::do_output_section_offset): New function.
1050 (Sized_relobj::do_set_section_offset): New function.
1051 * object.cc (Relobj::output_section_address): Remove.
1052 (Sized_relobj::Sized_relobj): Initialize new fields.
1053 (Sized_relobj::include_section_group): Cast find_kept_object to
1054 Sized_relobj.
1055 (Sized_relobj::include_linkonce_section): Likewise.
1056 (Sized_relobj::do_layout): Use separate arrays for output section
1057 and output offset.
1058 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1059 output_sections.
1060 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1061 output_sections and section_offsets.
1062 (Sized_relobj::write_local_symbols): Likewise.
1063 (map_to_kept_section): Compute output address directly.
1064 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1065 output_sections and section_offsets.
1066 (Sized_relobj::write_sections): Likewise.
1067 (Sized_relobj::relocate_sections): Likewise.
1068 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1069 * output.h (class Output_reloc): Update declarations. Change
1070 u2_.relobj to Sized_relobj*.
1071 (class Output_data_reloc): Change add functions to use
1072 Sized_relobj*.
1073 * output.cc (Output_reloc::Output_reloc): Change relobj to
1074 Sized_relobj*.
1075 (Output_reloc::local_section_offset): Change return type to
1076 Elf_Addr. Use get_output_section_offset.
1077 (Output_reloc::get_address): Likewise.
1078 (Output_section::is_input_address_mapped): Don't call
1079 is_section_specially_mapped.
1080 (Output_section::output_offset): Likewise.
1081 (Output_section::output_address): Likewise.
1082 (Output_section::starting_output_address): Likewise.
1083 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1084 parameter to Sized_relobj*.
1085 (Copy_relocs::need_copy_reloc): Likewise.
1086 (Copy_relocs::save): Likewise.
1087 * copy-relocs.h (class Copy_relocs): Update declarations.
1088 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1089 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1090 * target-reloc.h (relocate_for_relocatable): Change
1091 offset_in_output_section type to Elf_Addr. Change code that uses
1092 it as well.
1093 * layout.cc (Layout::layout): Always set *off.
1094 * mapfile.cc (Mapfile::print_input_section): Use
1095 output_section_offset.
1096 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1097 Sized_relobj*.
1098 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1099 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1100 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1101
5cb66f97
ILT		 11022008-07-03 Ian Lance Taylor <iant@google.com>
1103
1104 * layout.cc (Layout::include_section): Do not discard unrecognized
1105 SHT_STRTAB sections.
1106
afe47622
CS		 11072008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1108
1109 * script.cc (Lex::can_continue_name): Make '?' allowable in
1110 version-script names.
1111 * testsuite/version_script.map: Change glob pattern to use '?'
1112
5adf9721
ILT		 11132008-06-30 Manish Singh <yosh@gimp.org>
1114
1115 PR 6585
1116 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1117 Correct typo.
1118
e6fde208
ILT		 11192008-06-30 Ian Lance Taylor <iant@google.com>
1120
1121 PR 6660
1122 PR 6682
1123 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1124 versions]: Don't try to read the value in the contents, since we
1125 don't use it. Use the template endianness when writing.
1126
3f2e6a2d
CC		 11272008-06-25 Cary Coutant <ccoutant@google.com>
1128
1129 * fileread.cc (File_read::make_view): Assert on zero-length view.
1130 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1131 symbol table when there are no symbols to read.
1132
c43d3a48
CS		 11332008-06-23 Craig Silverstein <csilvers@google.com>
1134
1135 * version.cc (version_string): Bump to 1.7
1136
5f494ea0
CS		 11372008-06-18 Craig Silverstein <csilvers@google.com>
1138
1139 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1140 constant 0xFFFF to type Valtype.
1141 (Powerpc_relocate_functions::rel16_ha): Likewise.
1142
c42e122e
ILT		 11432008-06-17 Ian Lance Taylor <iant@google.com>
1144
f34787f8
ILT		 1145 * output.h (Output_section::Input_section): Initialize p2align_ to
1146 zero for Output_section_data constructors.
1147 (Output_section::Input_section::addralign): If not an input
1148 section, return the alignment of the Output_section_data.
1149 * testsuite/copy_test.cc: New file.
1150 * testsuite/copy_test_1.cc: New file.
1151 * testsuite/copy_test_2.cc: New file.
1152 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1153 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1154 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1155 (copy_test_1_pic.o, copy_test_1.so): New targets.
1156 (copy_test_2_pic.o, copy_test_2.so): New targets.
1157 * testsuite/Makefile.in: Rebuild.
1158
c42e122e
ILT		 1159 * script-sections.cc (Script_sections::place_orphan): Initialize
1160 local variable exact.
1161
ce3ac18a
DE		 11622008-06-13 David Edelsohn <edelsohn@gnu.org>
1163
1164 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1165
42cacb20
DE		 11662008-06-12 David Edelsohn <edelsohn@gnu.org>
1167 David S. Miller <davem@davemloft.net>
1168
1169 * powerpc.cc: New file.
1170 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1171 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1172 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1173 * Makefile.in: Rebuild.
1174
7b308235
ILT		 11752008-06-09 Ian Lance Taylor <iant@google.com>
1176
1177 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1178 <exception>.
1179 (throwing, orig_terminate): New static variables.
1180 (terminate_handler): New static function.
1181 (t2): Set terminate handler.
1182
f0b886e3
ILT		 11832008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1184
1185 PR 6584
cd536b21 1186 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1187 alignment.
1188
3e90f135
CC		 11892008-05-30 Cary Coutant <ccoutant@google.com>
1190
1191 * archive.cc (Archive::include_all_members) Correct to step
1192 over symbol table and extended name table in thin archives.
1193
e09ad04a
ILT		 11942008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1195
1196 PR 6407
1197 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1198 calculation.
1199
62b01cb5
ILT		 12002008-05-28 Caleb Howe <cshowe@google.com>
1201
1202 * reduced_debug_output.cc: New file.
1203 * reduced_debug_output.h: New file.
92de84a6 1204 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1205 * options.cc (General_options::finalize): Add strip_debug_non_line
1206 to the strip heirarchy.
1207 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1208 fields.
1209 * layout.cc: Include "reduced_debug_output.h".
1210 (Layout::Layout): Initialize new fields.
1211 (line_only_debug_sections): New static array.
1212 (is_lines_only_debug_sections): New static inline function.
1213 (Layout::include_section): Handle --strip-debug-non-line.
1214 (Layout::make_output_section): If --strip-debug-non-line, build
1215 new output sections for .debug_abbrev and .debug_info.
1216 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1217 gold. Warn about possible overflow.
1218 (read_signed_LEB_128): Likewise.
1219 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1220 (read_signed_LEB_128): Declare.
1221 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1222 (HFILES): Add reduced_debug_output.h.
1223 * Makefile.in: Rebuild.
1224
7d9e3d98
ILT		 12252008-05-21 Ian Lance Taylor <iant@google.com>
1226
1227 * mapfile.cc: New file.
1228 * mapfile.h: New file.
1229 * options.h (class General_options): Add -M/--print-map and -Map.
1230 * options.cc (General_options::finalize): Make -M equivalent to
1231 -Map -.
1232 * main.cc: Include <cstdio> and "mapfile.h".
1233 (main): Open mapfile if requested.
1234 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1235 constructor. Change caller.
1236 (queue_initial_tasks): Add mapfile parameter. Change caller.
1237 (queue_middle_tasks): Likewise.
1238 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1239 declarations.
1240 * archive.cc: Include "mapfile.h".
1241 (Archive::add_symbols): Add mapfile parameter. Change all
1242 callers. Pass mapfile, symbol, and reason to include_member.
1243 (Archive::include_all_members): Add mapfile parameter. Change all
1244 callers.
1245 (Archive::include_member): Add mapfile, sym, and why parameters.
1246 Change all callers. Report inclusion to map file.
1247 * archive.h: Include "fileread.h".
1248 (class Archive): Update declarations.
1249 (Archive::file): New const method.
1250 (class Add_archive_symbols): Add mapfile_ field. Update
1251 constructor. Change all callers.
1252 * readsyms.h (class Read_symbols): Likewise.
1253 (class Finish_group): Likewise.
1254 (class Read_script): Likewise.
1255 * common.cc: Include "mapfile.h".
1256 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1257 all callers.
1258 (Symbol_table::do_allocate_commons): Likewise.
1259 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1260 symbol allocation to mapfile.
1261 * common.h (class Allocate_commons_task): Add mapfile_ field.
1262 Update constructor. Change all callers.
1263 * symtab.h (class Symbol_table): Update declarations.
1264 * layout.cc: Include "mapfile.h".
1265 (Layout_task_runner::run): Print information to mapfile.
1266 (Layout::create_gold_note): Change Output_data_fixed_space to
1267 Output_data_zero_fill.
1268 (Layout::create_build_id): Likewise.
1269 (Layout::print_to_mapfile): New function.
1270 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1271 constructor. Change caller.
1272 (class Layout): Declare print_to_mapfile.
1273 * output.cc (Output_section::Input_section::print_to_mapfile): New
1274 function.
1275 (Output_section::add_input_section): If producing a map, always
1276 add to input_sections_ list.
1277 (Output_section::do_print_to_mapfile): New function.
1278 (Output_segment::print_sections_to_mapfile): New function.
1279 (Output_segment::print_section_list_to_mapfile): New function.
1280 * output.h: Include "mapfile.h".
1281 (Output_data::print_to_mapfile): New function.
1282 (Output_data::do_print_to_mapfile): New virtual function.
1283 (Output_segment_headers::do_print_to_mapfile): New function.
1284 (Output_file_header::do_print_to_mapfile): New function.
1285 (Output_data_const::do_print_to_mapfile): New function.
1286 (class Output_data_const_buffer): Add map_name_ field. Update
1287 constructor. Change all callers. Add do_print_to_mapfile
1288 function.
1289 (class Output_data_fixed_space): Likewise.
1290 (class Output_data_space): Likewise.
1291 (class Output_data_zero_fill): New class.
1292 (Output_data_strtab::do_print_to_mapfile): New function.
1293 (Output_data_reloc_base::do_print_to_mapfile): New function.
1294 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1295 (Output_data_group::do_print_to_mapfile): New function.
1296 (Output_data_got::do_print_to_mapfile): New function.
1297 (Output_data_dynamic::do_print_to_mapfile): New function.
1298 (Output_symtab_xindex::do_print_to_mapfile): New function.
1299 (class Output_section): Declare do_print_to_mapflie. Declare
1300 print_to_mapfile in Input_section.
1301 (class Output_segment): Declare new functions.
1302 * object.h (Sized_relobj::symbol_count): New function.
1303 * script-sections.cc
1304 (Output_section_element_dot_assignment::set_section_addresses):
1305 Change Output_data_fixed_space to Output_data_zero_fill.
1306 (Output_data_expression::do_print_to_mapfile): New function.
1307 * script.cc (read_input_script): Add mapfile parameter. Change
1308 all callers.
1309 * script.h (read_input_script): Update declaration.
1310 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1311 (Eh_frame::do_print_to_mapfile): New function.
1312 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1313 (Output_merge_string::do_print_to_mapfile): New function.
1314 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1315 function.
1316 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1317 function.
1318 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1319 function.
1320 * Makefile.am (CCFILES): Add mapfile.cc.
1321 (HFILES): Add mapfile.h.
1322 * Makefile.in: Rebuild.
1323
9f1d377b
ILT		 13242008-05-19 Ian Lance Taylor <iant@google.com>
1325
1326 * options.h (class General_options): Add -z relro.
1327 * layout.cc (Layout::Layout): Initialize relro_segment_.
1328 (Layout::add_output_section_data): Return the output section.
1329 (Layout::make_output_section): Rcognize relro sections and mark
1330 them appropriately.
1331 (Layout::attach_allocated_section_to_segment): Put relro sections
1332 in a PT_GNU_RELRO segment.
1333 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1334 section as relro.
1335 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1336 PT_TLS segments.
1337 (Layout::linkonce_mapping): Map d.rel.ro.local to
1338 .data.rel.ro.local.
1339 (Layout::output_section_name): Us .data.rel.ro.local for any
1340 section which begins with that.
1341 * layout.h (class Layout): Update add_output_section_data
1342 declaration. Add relro_segment_ field.
1343 * output.cc (Output_section::Output_section): Initialize is_relro_
1344 and is_relro_local_ fields.
1345 (Output_segment::add_output_section): Group relro sections.
1346 (Output_segment::is_first_section_relro): New function.
1347 (Output_segment::maximum_alignment): If there is a relro section,
1348 align the segment to the common page size.
1349 (Output_segment::set_section_addresses): Track whether we are
1350 looking at relro sections. If the last section is a relro
1351 section, align to the common page size.
1352 (Output_segment::set_section_list_addresses): Add in_relro
1353 parameter. Change all callers. Align to the page size when
1354 moving from relro to non-relro section.
1355 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1356 segment.
1357 * output.h (class Output_section): Add is_relro_ and
1358 is_relro_local_ fields.
1359 (Output_section::is_relro): New function.
1360 (Output_section::set_is_relro): New function.
1361 (Output_section::is_relro_local): New function.
1362 (Output_section::set_is_relro_local): New function.
1363 (class Output_segment): Update declarations.
1364 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1365 * sparc.cc (Target_sparc::got_section): Likewise.
1366 * x86_64.cc (Target_x86_64::got_section): Likewise.
1367 * testsuite/relro_test_main.cc: New file.
1368 * testsuite/relro_test.cc: New file.
1369 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1370 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1371 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1372 (relro_test.so, relro_test_pic.o): New targets.
1373 * testsuite/Makefile.in: Rebuild.
1374
a984ee1d
ILT		 13752008-05-16 Ian Lance Taylor <iant@google.com>
1376
01676dcd
ILT		 1377 * output.cc (Output_segment::add_output_section): Remove front
1378 parameter.
1379 * output.h (class Output_segment): Remove
1380 add_initial_output_section and overloaded add_output_section.
1381 Update declaration of remaining add_output_section.
1382 * layout.cc (Layout::create_interp): Call add_output_section
1383 rather than add_initial_output_section.
1384 (Layout::finish_dynamic_section): Likewise.
1385
497897f9
ILT		 1386 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1387 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1388 know the dynamic type.
1389 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1390 field. Initialize it in constructor.
1391 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1392 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1393 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1394 reloc.
1395
a984ee1d
ILT		 1396 * output.cc (Output_reloc::get_address): Change return type to
1397 Elf_Addr.
1398 * output.h (class Output_reloc): Update get_address declaration.
1399 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1400 for section addresses.
1401
55ba0940
ILT		 14022008-05-09 Ian Lance Taylor <iant@google.com>
1403
1404 PR 6493
1405 * gold.cc (gold_nomem): Use return value of write.
1406
75517b77
ILT		 14072008-05-08 Ian Lance Taylor <iant@google.com>
1408
1409 * symtab.c (Symbol::init_base_output_data): Add version
1410 parameter. Change all callers.
1411 (Symbol::init_base_output_segment): Likewise.
1412 (Symbol::init_base_constant): Likewise.
1413 (Symbol::init_base_undefined): Likewise.
1414 (Sized_symbol::init_output_data): Likewise.
1415 (Sized_symbol::init_output_segment): Likewise.
1416 (Sized_symbol::init_constant): Likewise.
1417 (Sized_symbol::init_undefined): Likewise.
1418 (Symbol_table::do_define_in_output_data): If the new symbol has a
1419 version, mark it as the default.
1420 (Symbol_table::do_define_in_output_segment): Likewise.
1421 (Symbol_table::do_define_as_constant): Likewise.
1422 * symtab.h (class Symbol): Update declarations.
1423 (class Sized_symbol): Likewise.
1424 * resolve.cc (Symbol::override_version): New function.
c42e122e 1425 (Symbol::override_base): Call override_version.
75517b77
ILT		 1426 (Symbol::override_base_with_special): Likewise.
1427 * testsuite/ver_script_8.script: New file.
1428 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1429 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1430 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1431 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1432
f1f70eae
ILT		 14332008-05-06 Ian Lance Taylor <iant@google.com>
1434
f3e9c5c5
ILT		 1435 PR 6049
1436 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1437 functions.
1438 (class General_options): Remove existing --undefined, and add
1439 --no-undefined instead. Add new --undefined as synonym for -u.
1440 * archive.cc (Archive::add_symbols): Check whether symbol was
1441 named with -u.
1442 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1443 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1444 all uses. Add IS_UNDEFINED. Update declarations to split
1445 different versions of init_base. Declare init_base_undefined.
1446 (Symbol::is_defined): Handle IS_UNDEFINED.
1447 (Symbol::is_undefined): Likewise.
1448 (Symbol::is_weak_undefined): Call is_undefined.
1449 (Symbol::is_absolute): Handle IS_CONSTANT.
1450 (class Sized_symbol): Update declarations to split different
1451 versions of init. Declare init_undefined.
1452 (class Symbol_table): Declare new functions.
1453 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1454 Change all callers.
1455 (Symbol::init_base_output_data): Likewise.
1456 (Symbol::init_base_output_segment): Likewise.
1457 (Symbol::init_base_constant): Likewise.
1458 (Symbol::init_base_undefined): New function.
1459 (Sized_symbol::init_object): Rename from init. Change all
1460 callers.
1461 (Sized_symbol::init_output_data): Likewise.
1462 (Sized_symbol::init_output_segment): Likewise.
1463 (Sized_symbol::init_constant): Likewise.
1464 (Sized_symbol::init_undefined): New function.
1465 (Symbol_table::add_undefined_symbols_from_command_line): New
1466 function.
1467 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1468 function.
1469 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1470 (Symbol::output_section): Likewise.
1471 (Symbol::set_output_section): Likewise.
1472 (Symbol_table::sized_finalize_symbol): Likewise.
1473 (Symbol_table::sized_write_globals): Likewise.
1474 * resolve.cc (Symbol_table::should_override): Likewise.
1475 (Symbol::override_base_with_special): Likewise.
1476
8bdcdf2c
ILT		 1477 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1478 symbol, change it to have default visibility.
1479 * testsuite/protected_1.cc: New file.
1480 * testsuite/protected_2.cc: New file.
1481 * testsuite/protected_3.cc: New file.
1482 * testsuite/protected_main_1.cc: New file.
1483 * testsuite/protected_main_2.cc: New file.
1484 * testsuite/protected_main_3.cc: New file.
1485 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1486 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1487 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1488 (protected_1.so): New target.
1489 (protected_1_pic.o, protected_2_pic.o): New targets.
1490 (protected_3_pic.o): New target.
1491 (check_PROGRAMS): Add protected_2.
1492 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1493 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1494 * testsuite/Makefile.in: Rebuild.
1495
2b706932
ILT		 1496 * options.h (DEFINE_var): Add set_user_set_##varname__.
1497 (DEFINE_bool_alias): New macro.
1498 (class General_options): Define -Bstatic using DEFINE_bool_alias
1499 rather than DEFINE_special. Add --undefined as an alias for -z
1500 defs.
1501 * options.cc (General_options::parse_Bstatic): Remove.
1502
d82a5bcc
ILT		 1503 * options.h (class General_options): Add --fatal-warnings.
1504 * main.cc (main): Implement --fatal-warnings.
1505 * errors.h (Errors::warning_count): New function.
1506
f1f70eae
ILT		 1507 * options.h (class General_options): Add -Bsymbolic-functions.
1508 * symtab.h (Symbol::is_preemptible): Check for
1509 -Bsymbolic-functions.
1510
8825ac63
ILT		 15112008-05-05 Ian Lance Taylor <iant@google.com>
1512
d98bc257
ILT		 1513 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1514 as noVARNAME rather than no-VARNAME.
1515 (class General_options): Add option -z combreloc.
1516 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1517 get_address.
1518 (Output_reloc::sort_before) [SHT_REL]: New function.
1519 (Output_reloc::sort_before) [SHT_RELA]: New function.
1520 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1521 Sort_relocs_comparison.
1522 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1523 parameter. Change all callers.
1524 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1525 sort_relocs parameter. Change all callers.
1526 * output.cc (Output_reloc::get_address): New function, broken out
1527 of write_rel.
1528 (Output_reloc::write_rel): Call it.
1529 (Output_reloc::compare): New function.
1530 (Output_data_reloc_base::do_write): Optionally sort relocs.
1531
60b2b4e7
ILT		 1532 * configure.ac: If targ_extra_obj is set, link it in.
1533 * configure.tgt: Initialize all variables.
1534 (x86_64*): Set targ_extra_obj and targ_extra_size.
1535 * configure: Rebuild.
1536
8825ac63
ILT		 1537 * object.cc (Sized_relobj::include_section_group): Adjust section
1538 indexes read from group data. Build vector to pass to
1539 layout_group.
1540 * layout.cc (Layout::layout_group): Add flags and shndxes
1541 parameters. Remove contents parameter. Change caller. Update
1542 explicit instantiations.
1543 * layout.h (class Layout): Update layout_group declaration.
1544 * output.cc (Output_data_group::Output_data_group): Add flags and
1545 input_shndxes parameters. Remove contents parameter. Change
1546 caller.
1547 (Output_data_group::do_write): Change input_sections_ to
1548 input_shndxes_.
1549 * output.h (class Output_data_group): Update constructor
1550 declaration. Rename input_sections_ to input_shndxes_.
1551 * testsuite/many_sections_test.cc: Add template.
1552
e94cf127
CC		 15532008-04-30 Cary Coutant <ccoutant@google.com>
1554
4418b2d5
CC		 1555 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1556
e94cf127
CC		 1557 * layout.cc (Layout::include_section): Refactored check for debug
1558 info section.
1559 (Layout::add_comdat): Add new parameters. Change type
1560 of signature parameter. Add object and shndx to signatures table.
1561 (Layout::find_kept_object): New function.
1562 * layout.h: Include <cstring>.
1563 (Layout::is_debug_info_section): New function.
1564 (Layout::add_comdat): Add new parameters.
1565 (Layout::find_kept_object): New function.
1566 (Layout::Kept_section): New struct.
1567 (Layout::Signatures): Change type of map range.
1568 * object.cc (Relobj::output_section_address): New function.
1569 (Sized_relobj::include_section_group): Add new parameters. Change
1570 calls to Layout::add_comdat. Change to build table of kept comdat
1571 groups and table mapping discarded sections to kept sections.
1572 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1573 (Sized_relobj::do_layout): Change calls to include_section_group and
1574 include_linkonce_section.
1575 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1576 value to zero when section is discarded.
1577 (Sized_relobj::map_to_kept_section): New function.
1578 * object.h (Relobj::output_section_address): New function.
1579 (Relobj::Comdat_group): New type.
1580 (Relobj::find_comdat_group): New function.
1581 (Relobj::Comdat_group_table): New type.
1582 (Relobj::Kept_comdat_section): New type.
1583 (Relobj::Kept_comdat_section_table): New type.
1584 (Relobj::add_comdat_group): New function.
1585 (Relobj::set_kept_comdat_section): New function.
1586 (Relobj::get_kept_comdat_section): New function.
1587 (Relobj::comdat_groups_): New field.
1588 (Relobj::kept_comdat_sections_): New field.
1589 (Symbol_value::input_value): Update comment.
1590 (Sized_relobj::map_to_kept_section) New function.
1591 (Sized_relobj::include_linkonce_section): Add new parameter.
1592 * target-reloc.h (Comdat_behavior): New type.
1593 (get_comdat_behavior): New function.
1594 (relocate_section): Add code to map a discarded section to the
1595 corresponding kept section when applying a relocation.
1596
e4e5049b
CS		 15972008-04-30 Craig Silverstein <csilvers@google.com>
1598
1599 * dwarf_reader.cc (next_generation_count): New static var.
1600 (Addr2line_cache_entry): New struct.
1601 (addr2line_cache): New static var.
1602 (Dwarf_line_info::one_addr2line): Added caching.
1603 (Dwarf_line_info::clear_addr2line_cache): New function.
1604 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1605 cache-size parameter.
1606 (Dwarf_line_info::one_addr2line_cache): New function.
1607 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1608 new cache-size argument to one_addr2line(), and clear cache.
1609
d09e9154
CC		 16102008-04-28 Cary Coutant <ccoutant@google.com>
1611
1612 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1613 R_386_PC8 relocations.
1614
7ef73768
ILT		 16152008-04-23 Ian Lance Taylor <iant@google.com>
1616
55438702
ILT		 1617 * object.cc (Sized_relobj::include_section_group): Check for
1618 invalid section group.
1619
c165fb93
ILT		 1620 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1621 header size.
1622
7ef73768
ILT		 1623 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1624 than read for file header.
1625 * archive.cc (Archive::include_member): Likewise.
1626
6194aaab
L		 16272008-04-23 Paolo Bonzini <bonzini@gnu.org>
1628
1629 * aclocal.m4: Regenerate.
1630 * configure: Regenerate.
1631
d491d34e
ILT		 16322008-04-19 Ian Lance Taylor <iant@google.com>
1633
5ea2bac6
ILT		 1634 * version.cc (version_string): Bump to 1.6.
1635
7bc3e21a
ILT		 1636 * testsuite/Makefile.am (many_sections_r_test): New target.
1637 (many_sections_r_test_SOURCES): Remove.
1638 (many_sections_r_test_DEPENDENCIES): Remove.
1639 (many_sections_r_test_LDFLAGS): Remove.
1640 (many_sections_r_test_LDADD): Remove.
1641
7fcd3aa9
ILT		 1642 * object.cc (Sized_relobj::do_add_symbols): Always pass
1643 local_symbol_count_ to add_from_relobj.
1644
4c94d6ae
ILT		 1645 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1646 every thousand variables.
1647 * testsuite/Makefile.in: Rebuild.
1648
d491d34e
ILT		 1649 * object.cc (Xindex::initialize_symtab_xindex): New function.
1650 (Xindex::read_symtab_xindex): New function.
1651 (Xindex::sym_xindex_to_shndx): New function.
1652 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1653 available.
1654 (Sized_relobj::do_initialize_xindex): New function.
1655 (Sized_relobj::do_read_symbols): Adjust section links.
1656 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1657 parameter. Change all callers.
1658 (Sized_relobj::include_section_group): Adjust section links and
1659 symbol section indexes.
1660 (Sized_relobj::do_layout): Adjust section links.
1661 (Sized_relobj::do_count_local_symbols): Adjust section links and
1662 symbol section indexes.
1663 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1664 ordinary and special symbols.
1665 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1666 dynsym_xindex parameters. Change all callers. Adjust section
1667 links. Use SHN_XINDEX when needed.
1668 (Sized_relobj::get_symbol_location_info): Adjust section links.
1669 Don't get fooled by special symbols.
1670 * object.h (class Xindex): Define.
1671 (class Object): Add xindex_ parameter. Declare virtual functoin
1672 do_initialize_xindex.
1673 (Object::adjust_sym_shndx): New function.
1674 (Object::set_xindex): New protected function.
1675 (class Symbol_value): Add is_ordinary_shndx_ field.
1676 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1677 (Symbol_value::value): Assert ordinary section.
1678 (Symbol_value::initialize_input_to_output_map): Likewise.
1679 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1680 Change all callers.
1681 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1682 all callers.
1683 (class Sized_relobj): Update declarations.
1684 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1685 parameter. Change all callers.
1686 (Sized_relobj::adjust_shndx): New function.
1687 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1688 field.
1689 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1690 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1691 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1692 (Sized_dynobj::read_dynsym_section): Adjust section links.
1693 (Sized_dynobj::read_dynamic): Likewise.
1694 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1695 section links.
1696 (Sized_dynobj::do_initialize_xindex): New function.
1697 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1698 do_initialize_xindex.
1699 (Sized_dynobj::adjust_shndx): New function.
1700 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1701 dynsym_xindex_ fields.
1702 (Layout::finalize): Add a call to set_section_indexes before
1703 creating the symtab sections.
1704 (Layout::set_section_indexes): Don't do anything if the section
1705 already has a section index.
1706 (Layout::create_symtab_sections): Add shnum parameter. Change
1707 caller. Create .symtab_shndx section if needed.
1708 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1709 caller.
1710 (Layout::allocated_output_section_count): New function.
1711 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1712 needed.
1713 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1714 fields. Update declarations.
1715 (Layout::symtab_xindex): New function.
1716 (Layout::dynsym_xindex): New function.
1717 (class Write_symbols_task): Add layout_ field.
1718 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1719 Change caller.
1720 * output.cc (Output_section_headers::Output_section_headers): Add
1721 shstrtab_section parameter. Change all callers.
1722 (Output_section_headers::do_sized_write): Store overflow values
1723 for section count and section string table section index in
1724 section header zero.
1725 (Output_file_header::do_sized_write): Check for overflow of
1726 section count and section string table section index.
1727 (Output_symtab_xindex::do_write): New function.
1728 (Output_symtab_xindex::endian_do_write): New function.
1729 * output.h (class Output_section_headers): Add shstrtab_section_.
1730 Update declarations.
1731 (class Output_symtab_xindex): Define.
1732 (Output_section::has_out_shndx): New function.
1733 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1734 field.
1735 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1736 Change all callers.
1737 (Sized_symbol::init): Likewise.
1738 (Symbol::output_section): Check for ordinary symbol.
1739 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1740 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1741 callers.
1742 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1743 Change all callers. Simplify handling of symbols from sections
1744 not included in the link.
1745 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1746 distinction.
1747 (Weak_alias_sorter::operator()): Assert that symbols are
1748 ordinary.
1749 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1750 distinction.
1751 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1752 parameters. Change all callers.
1753 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1754 symbol distinction. Use SHN_XINDEX when needed.
1755 (Symbol_table::write_section_symbol): Add symtab_xindex
1756 parameter. Change all callers.
1757 (Symbol_table::sized_write_section_symbol): Likewise. Use
1758 SHN_XINDEX when needed.
1759 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1760 declarations.
1761 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1762 (Symbol::is_defined): Check is_ordinary.
1763 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1764 (Symbol::is_absolute, Symbol::is_common): Likewise.
1765 (class Sized_symbol): Update declarations.
1766 (class Symbol_table): Update declarations.
1767 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1768 parameters. Change all callers.
1769 (Sized_symbol::override): Likewise.
1770 (Symbol_table::override): Likewise.
1771 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1772 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1773 is_ordinary, and orig_st_shndx parameters. Change all callers.
1774 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1775 to be in an ordinary section.
1776 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1777 object and is_ordinary parameters. Change all callers.
1778 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1779 Change all callers. Don't add undefined or non-ordinary symbols
1780 to reloc_map_.
1781 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1782 Change all callers.
1783 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1784 declarations.
1785 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1786 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1787 (Sized_relobj::relocate_sections): Likewise.
1788 * target-reloc.h (scan_relocs): Adjust section symbol index.
1789 (scan_relocatable_relocs): Likewise.
1790 * i386.cc (Scan::local): Check for ordinary symbols.
1791 * sparc.cc (Scan::local): Likewise.
1792 * x86_64.cc (Scan::local): Likewise.
1793 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1794 to symbol_section_and_value.
1795 * testsuite/many_sections_test.cc: New file.
1796 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1797 (check_PROGRAMS): Add many_sections_test.
1798 (many_sections_test_SOURCES): Define.
1799 (many_sections_test_DEPENDENCIES): Define.
1800 (many_sections_test_LDFLAGS): Define.
1801 (BUILT_SOURCES): Add many_sections_define.h.
1802 (many_sections_define.h): New target.
1803 (BUILT_SOURCES): Add many_sections_check.h.
1804 (many_sections_check.h): New target.
1805 (check_PROGRAMS): Add many_sections_r_test.
1806 (many_sections_r_test_SOURCES): Define.
1807 (many_sections_r_test_DEPENDENCIES): Define.
1808 (many_sections_r_test_LDFLAGS): Define.
1809 (many_sections_r_test_LDADD): Define.
1810 (many_sections_r_test.o): New target.
1811 * testsuite/Makefile.in: Rebuild.
1812
c5818ff1
CC		 18132008-04-17 Cary Coutant <ccoutant@google.com>
1814
1815 * errors.cc (Errors::info): New function.
1816 (gold_info): New function.
1817 * errors.h (Errors::info): New function.
1818 * gold.h (gold_info): New function.
1819 * object.cc (Input_objects::add_object): Print trace output.
1820 * options.cc (options::parse_set): New function.
1821 (General_options::parse_wrap): Deleted.
1822 (General_options::General_options): Deleted initializer.
1823 * options.h (options::String_set): New typedef.
1824 (options::parse_set): New function.
1825 (DEFINE_set): New macro.
1826 (General_options::wrap): Changed to use DEFINE_set. Changed
1827 callers of any_wrap_symbols and is_wrap_symbol.
1828 (General_options::trace, General_options::trace_symbol):
1829 New options.
1830 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1831 (General_options::wrap_symbols_): Deleted.
1832 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1833
b5be4a7c
DM		 18342008-04-17 David S. Miller <davem@davemloft.net>
1835
1836 * options.cc (General_options::parse_V): New function.
1837 * options.h: Add entries for -V and -Qy.
1838
155a0dd7
ILT		 18392008-04-17 Ian Lance Taylor <iant@google.com>
1840
1841 * common.cc (Symbol_table::allocate_commons): Remove options
1842 parameter. Change caller.
1843 (Symbol_table::do_allocate_commons): Remove options parameter.
1844 Change caller. Just call do_allocate_commons_list twice.
1845 (Symbol_table::do_allocate_commons_list): New function, broken out
1846 of do_allocate_commons.
1847 * common.h (class Allocate_commons_task): Remove options_ field.
1848 Update constructor.
1849 * symtab.cc (Symbol_table::Symbol_table): Initialize
1850 tls_commons_.
1851 (Symbol_table::add_from_object): Put TLS common symbols on
1852 tls_commons_ list.
1853 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1854 which are IN_OUTPUT_DATA.
1855 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1856 allocate_commons and do_allocate_commons declarations. Declare
1857 do_allocate_commons_list.
1858 * gold.cc (queue_middle_tasks): Update creation of
1859 Allocate_commons_task to not pass options.
1860 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1861 (TLS_TEST_C_FLAGS): New variable.
1862 (tls_test_c_pic.o): New target.
1863 (tls_test_shared.so): Link in tls_test_c_pic.o.
1864 (tls_test_c_pic_ie.o): New target.
1865 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1866 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1867 (tls_test_c.o): New target.
1868 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1869 (tls_pic_test_LDADD): Likewise.
1870 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1871 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1872 (tls_test_c_gnu2.o): New target.
1873 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1874 tls_test_c_gnu2.o.
1875 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1876 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1877 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1878 * testsuite/tls_test.cc: Include "config.h".
1879 (t_last): Call t11_last.
1880 * testsuite/tls_test.h (t11, t11_last): Declare.
1881 * testsuite/tls_test_c.c: New file.
1882 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1883 * configure.ac: Check for OpenMP support.
1884 * configure, config.in, Makefile.in: Rebuild.
1885 * testsuite/Makefile.in: Rebuild.
1886
edfbb029
CC		 18872008-04-16 Cary Coutant <ccoutant@google.com>
1888
1889 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1890 (Target_i386::tls_base_symbol_defined_): New field.
1891 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1892 (Target_i386::Scan::global): Likewise.
1893 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1894 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1895 (Target_x86_64::tls_base_symbol_defined_): New field.
1896 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1897 (Target_x86_64::Scan::global): Likewise.
1898
f3c69fca
CC		 18992008-04-16 Cary Coutant <ccoutant@google.com>
1900
1901 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1902 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1903 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1904 building shared libraries.
1905 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1906 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1907 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1908 * testsuite/Makefile.in: Rebuild.
1909 * testsuite/weak_undef.h: New file.
1910 * testsuite/weak_undef_file1.cc: Add extra test cases.
1911 * testsuite/weak_undef_file2.cc: Likewise.
1912 * testsuite/weak_undef_test.cc: Likewise.
1913
7c414435
DM		 19142008-04-16 David S. Miller <davem@davemloft.net>
1915
32b769e1
DM		 1916 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1917 Add issued_non_pic_error_ field. Declare check_non_pic.
1918 (Target_sparc::Scan::check_non_pic): New function.
1919 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1920 (Target_sparc::Scan::global): Likewise.
1921
11936fb1
DM		 1922 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1923 * configure: Rebuild.
1924
7c414435
DM		 1925 * options.h (DEFINE_enable): New macro.
1926 (new_dtags): New enable option.
1927 (initfirst, interpose, loadfltr, nodefaultlib,
1928 nodelete, nodlopen, nodump): New -z options.
1929 * layout.cc (Layout:finish_dynamic_section): If new
1930 dtags enabled, emit DT_RUNPATH. Also, emit a
1931 DT_FLAGS_1 containing any specified -z flags.
1932
85c7bf8b
ILT		 19332008-04-16 Ian Lance Taylor <iant@google.com>
1934
12c0daef
ILT		 1935 * copy-relocs.cc: New file.
1936 * copy-relocs.h: New file.
1937 * reloc.cc: Remove Copy_relocs code.
1938 * reloc.h: Likewise.
1939 * reloc-types.h (struct Reloc_types) [both versions]: Add
1940 get_reloc_addend_noerror.
1941 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
1942 variants of add_global which take an addend which must be zero.
1943 * i386.cc: Include "copy-relocs.h".
1944 (class Target_i386): Change type of copy_relocs_ to variable,
1945 update initializer.
1946 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
1947 Change all callers.
1948 (Target_i386::do_finalize_sections): Change handling of
1949 copy_relocs_.
1950 * sparc.cc: Include "copy-relocs.h".
1951 (class Target_sparc): Change type of copy_relocs_ to variable,
1952 update initializer.
1953 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
1954 Change all callers.
1955 (Target_sparc::do_finalize_sections): Change handling of
1956 copy_relocs_.
1957 * x86_64.cc: Include "copy-relocs.h".
1958 (class Target_x86_64): Change type of copy_relocs_ to variable,
1959 update initializer.
1960 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
1961 class. Change all callers.
1962 (Target_x86_64::do_finalize_sections): Change handling of
1963 copy_relocs_.
1964 * Makefile.am (CCFILES): Add copy-relocs.cc.
1965 (HFILES): Add copy-relocs.h.
1966
4f4995b6
ILT		 1967 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
1968
85c7bf8b
ILT		 1969 * testsuite/script_test_4.sh: Permit leading zeroes.
1970
4f2a9edd
ILT		 19712008-04-15 Ian Lance Taylor <iant@google.com>
1972
e6188289
ILT		 1973 * script-sections.cc (Script_sections::create_segments): Use
1974 header_size_adjustment even when there is enough room for the
1975 headers.
1976 * testsuite/script_test_4.sh: New file.
1977 * testsuite/script_test_4.t: New file.
1978 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
1979 (check_DATA): Add script_test_4.stdout.
1980 (MOSTLYCLEANFILES): Likewise.
1981 (script_test_4): New target.
1982 (script_test_4.stdout): New target.
1983 * testsuite/Makefile.in: Rebuild.
1984
4f2a9edd
ILT		 1985 * sparc.cc: Add definitions for Output_data_plt_sparc class
1986 constants.
1987
f5314dd5
DM		 19882008-04-14 David S. Miller <davem@davemloft.net>
1989
1990 * sparc.cc: New file.
1991 * Makefile.am (TARGETSOURCES): Add sparc.cc
1992 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
1993 * configure.tgt: Document targ_extra_size and
1994 targ_extra_big_endian. Add entries for sparc-* and
1995 sparc64-*.
1996 * configure.ac: Handle targ_extra_size and
1997 targ_extra_big_endian.
1998 * Makefile.in: Rebuild.
1999 * configure: Likewise.
2000 * po/POTFILES.in: Likewise.
2001 * po/gold.pot: Likewise.
2002
154e0e9a
ILT		 20032008-04-14 Ian Lance Taylor <iant@google.com>
2004
2005 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2006 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2007 in the name/type/flags to section mapping. Don't call
2008 allocate_output_section.
2009 (Layout::choose_output_section): Change parameter from adjust_name
2010 to is_input_section. Don't permit input sections after sections
2011 are attached to segments. Don't call allocate_output_section.
2012 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2013 not write_enable_output_section.
2014 (Layout::make_output_section): Don't push to
2015 unattached_section_list_ nor call attach_to_segment. Call
2016 attach_section_to_segment if sections are attached.
2017 (Layout::attach_sections_to_segments): New function.
2018 (Layout::attach_section_to_segment): New function.
2019 (Layout::attach_allocated_section_to_segment): Rename from
2020 attach_to_segment. Remove flags parameter.
2021 (Layout::allocate_output_section): Remove function.
2022 (Layout::write_enable_output_section): Remove function.
2023 * layout.h (class Layout): Update for above changes. Add new
2024 field sections_are_attached_.
2025 * output.h (Output_section::update_flags_for_input_section): New
2026 function.
2027 * output.cc (Output_section::add_input_section): Call
2028 update_flags_for_input_section.
2029 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2030
009a67a2
CC		 20312008-04-11 Cary Coutant <ccoutant@google.com>
2032
2033 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2034 thought unnecessary.
2035 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2036
759b1a24
ILT		 20372008-04-11 Ian Lance Taylor <iant@google.com>
2038
2039 * output.h (class Output_section_data): Remove inline definition
2040 of set_addralign.
2041 * output.cc (Output_section_data::set_addralign): New function.
2042
c2b45e22
CC		 20432008-04-11 Cary Coutant <ccoutant@google.com>
2044
2045 Add support for TLS descriptors for i386 and x86_64.
2046 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2047 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2048 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2049 GOT_TYPE_TLS_DESC.
2050 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2051 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2052 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2053 relocations.
2054 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2055 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2056 Fix problem with initial-exec relocations.
2057 (Target_i386::Relocate::relocate_tls): Likewise.
2058 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2059 relaxation.
2060 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2061 support for section-plus-offset dynamic table entries.
2062 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2063 (Output_data_dynamic::Dynamic_entry): Add support for
2064 section-plus-offset dynamic table entries.
2065 (Output_data_dynamic::Classification): Likewise.
2066 (Output_data_dynamic::classification_): Renamed offset_.
2067 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2068 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2069 (Target_x86_64::make_plt_section): New function.
2070 (Target_x86_64::reserve_tlsdesc_entries): New function.
2071 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2072 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2073 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2074 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2075 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2076 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2077 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2078 add extra PLT entry for TLS descriptors.
2079 (Output_data_plt_x86_64::got_): New field.
2080 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2081 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2082 fields.
2083 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2084 descriptors.
2085 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2086 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2087 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2088 R_386_TLS_DESC_CALL relocations.
2089 (Target_x86_64::Scan::global): Likewise.
2090 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2091 for TLS descriptors.
2092 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2093 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2094 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2095 GD-to-IE relaxation.
2096 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2097 and TLS_DESCRIPTORS.
2098 * Makefile.in: Rebuild.
2099 * configure: Rebuild.
2100 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2101 (tls_test_shared2.so): New target.
2102 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2103 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2104 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2105 (tls_shared_gd_to_ie_test_LDADD): New variable.
2106 (tls_shared_gnu2_gd_to_ie_test): New target.
2107 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2108 New targets.
2109 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2110 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2111 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2112 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2113 (tls_shared_gnu2_test): New target.
2114 (tls_test_gnu2_shared.so): New target.
2115 (tls_shared_gnu2_test_SOURCES): New variable.
2116 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2117 (tls_shared_gnu2_test_LDFLAGS): New variable.
2118 (tls_shared_gnu2_test_LDADD): New variable.
2119 * testsuite/Makefile.in: Rebuild.
2120 * testsuite/Makefile.
2121
83bfb6b7
ILT		 21222008-04-11 Ian Lance Taylor <iant@google.com>
2123
2124 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2125 justsyms.t.
2126 * testsuite/Makefile.in: Rebuild.
2127
2128 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2129 long.
2130 * testsuite/script_test_2.cc (main): Adjust test.
2131
706e1f5e
ILT		 21322008-04-11 David S. Miller <davem@davemloft.net>
2133 Ian Lance Taylor <iant@google.com>
2134
2135 * options.h (General_options): Add entries for '-Y' and
2136 '-relax'.
2137 * options.cc (General_options:finalize): If -Y was used, add those
2138 entries to the library path instead of the default "/lib" and
2139 "/usr/lib".
2140
7c98e6bb
DM		 21412008-04-11 David S. Miller <davem@davemloft.net>
2142
2143 * testsuite/justsyms.t: Start at 0x100.
2144 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2145 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2146 long.
2147 * testsuite/script_test_2.cc: Adjust string and section length
2148 checks.
7c98e6bb 2149
99a37bfd
ILT		 21502008-04-09 Ian Lance Taylor <iant@google.com>
2151
2cefc357
ILT		 2152 PR gold/5996
2153 * script-sections.cc (Sections_element::allocate_to_segment): Add
2154 orphan parameter.
2155 (Output_section_definition::allocate_to_segment): Likewise.
2156 (Orphan_output_section::allocate_to_segment): Likewise.
2157 (Script_sections::attach_sections_using_phdrs_clause): Don't
2158 propagate non-PT_LOAD segments to orphan sections.
2159 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2160 readelf rather than objdump.
2161 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2162 .interp section and PT_INTERP segment are the same size.
2163 * testsuite/Makefile.in: Rebuild.
2164
99a37bfd
ILT		 2165 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2166 aliases for symbols defined in the same object.
2167 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2168 (weak_alias_test_SOURCES): New variable.
2169 (weak_alias_test_DEPENDENCIES): New variable.
2170 (weak_alias_test_LDFLAGS): New variable.
2171 (weak_alias_test_LDADD): New variable.
2172 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2173 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2174 (weak_alias_test_3.o): New target.
2175 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2176 * testsuite/weak_alias_test_main.cc: New file.
2177 * testsuite/weak_alias_test_1.cc: New file.
2178 * testsuite/weak_alias_test_2.cc: New file.
2179 * testsuite/weak_alias_test_3.cc: New file.
2180
780e49c5
ILT		 21812008-04-08 Ian Lance Taylor <iant@google.com>
2182
cdb0b8f5
ILT		 2183 * options.h (class General_options): Add --noinhibit-exec option.
2184 * main.cc (main): Check --noinhibit-exec.
2185
0864d551
ILT		 2186 * options.h (class General_options): Define --wrap as a special
2187 option. Add wrap_symbols_ field.
2188 (General_options::any_wrap_symbols): New function.
2189 (General_options::is_wrap_symbol): New function.
2190 * options.cc (General_options::parse_wrap): New function.
2191 (General_options::General_options): Initialize wrap_symbols_.
2192 * symtab.cc (Symbol_table::wrap_symbol): New function.
2193 (Symbol_table::add_from_object): Handle --wrap.
2194 * symtab.h (class Symbol_table): Declare wrap_symbol.
2195 * target.h (Target::wrap_char): New function.
2196 (Target::Target_info): Add wrap_char field.
2197 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2198 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2199 * testsuite/testfile.cc (Target_test::test_target_info):
2200 Likewise.
2201
789aa6de
ILT		 2202 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2203 there is one.
2204
2c38906f
ILT		 2205 * layout.h (class Layout): Add added_eh_frame_data_ field.
2206 * layout.cc (Layout::Layout): Initialize new field.
2207 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2208 output section until we find a section we merged successfully.
2209 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2210 that the size be non-zero.
2211
780e49c5
ILT		 2212 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2213 qualifier.
2214
7fcd0256
ILT		 22152008-04-08 Craig Silverstein <csilvers@google.com>
2216
2217 * configure.ac: Export new conditional variable HAVE_ZLIB.
2218 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2219 on HAVE_ZLIB.
2220 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2221 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2222
6835af53
ILT		 22232008-04-07 Ian Lance Taylor <iant@google.com>
2224
e24f324c
ILT		 2225 * version.cc (version_string): Set to "1.5".
2226
a036edd8
ILT		 2227 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2228 Add issued_non_pic_error_ field. Declare check_non_pic.
2229 (Target_x86_64::Scan::check_non_pic): New function.
2230 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2231 (Target_x86_64::Scan::global): Likewise.
2232
624f8810
ILT		 2233 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2234 addend parameter. Change caller. Handle merge sections.
2235 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2236 Address to Addend. Don't add in the result of
2237 local_section_offset, pass down the addend and use the returned
2238 value.
2239 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2240 Update declarations of local_section_offset and symbol_value.
2241 * testsuite/two_file_test_1.cc (t18): New function.
2242 * testsuite/two_file_test_2.cc (f18): New function.
2243 * testsuite/two_file_test_main.cc (main): Call t18.
2244 * testsuite/two_file_test.h (t18, f18): Declare.
2245
6835af53
ILT		 2246 * configure.ac: Don't test for objdump, c++filt, or readelf.
2247 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2248 conditionals.
2249 (TEST_READELF): New variable.
2250 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2251 (check_PROGRAMS): Add two_file_strip_test.
2252 (two_file_strip_test): New target.
2253 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2254 (two_file_same_shared_strip_test_SOURCES): New variable.
2255 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2256 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2257 (two_file_same_shared_strip_test_LDADD): New variable.
2258 (two_file_shared_strip.so): New target.
2259 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2260 (ver_test_5.syms, ver_test_7.syms): Likewise.
2261 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2262 (strip_test_3.stdout): Use TEST_OBJDUMP.
2263 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2264
86925eef
CC		 22652008-04-04 Cary Coutant <ccoutant@google.com>
2266
2267 * symtab.h (Symbol::is_weak_undefined): New function.
2268 (Symbol::is_strong_undefined): New function.
2269 (Symbol::is_absolute): New function.
2270 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2271 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2272 absolute symbols.
2273 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2274 (weak_undef_test): New target.
2275 * testsuite/Makefile.in: Rebuild.
2276 * testsuite/weak_undef_file1.cc: New file.
2277 * testsuite/weak_undef_file2.cc: New file.
2278 * testsuite/weak_undef_test.cc: New file.
2279
126f3ece
ILT		 22802008-04-03 Craig Silverstein <csilvers@google.com>
2281
2282 * compressed_output.h (class Output_compressed_section): Use
2283 unsigned buffer.
2284 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2285 add zlib header.
2286 (zlib_compressed_suffix): Removed.
2287 (Output_compressed_section::set_final_data_size): Use unsigned
2288 buffers.
2289 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2290 Fix linker invocation.
2291 (flagstest_o_specialfile_and_compress_debug_sections):
2292 Likewise.
2293 * testsuite/Makefile.in: Regenerated.
2294
deae2a14
DM		 22952008-04-02 David S. Miller <davem@davemloft.net>
2296
2297 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2298 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2299
70752818
ILT		 23002008-04-02 Craig Silverstein <csilvers@google.com>
2301
2302 * TODO: New file.
2303
39d0cb0e
ILT		 23042008-04-02 Ian Lance Taylor <iant@google.com>
2305
2306 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2307 parameters. Update for new key type to views_. Change all
2308 callers.
2309 (File_read::read): Adjust for byteshift in returned view.
2310 (File_read::add_view): New function, broken out of
2311 find_and_make_view.
2312 (File_read::make_view): New function, broken out of
2313 find_and_make_view.
2314 (File_read::find_or_make_view): Add offset and aligned
2315 parameters. Rewrite accordingly. Change all callers.
2316 (File_read::get_view): Add offset and aligned parameters. Adjust
2317 for byteshift in return value.
2318 (File_read::get_lasting_view): Likewise.
2319 * fileread.h (class File_read): Update declarations.
2320 (class File_read::View): Add byteshift_ field. Add byteshift to
2321 constructor. Add byteshift method.
2322 * archive.h (Archive::clear_uncached_views): New function.
2323 (Archive::get_view): Add aligned parameter. Change all callers.
2324 * object.h (Object::get_view): Add aligned parameter. Change all
2325 callers.
2326 (Object::get_lasting_view): Likewise.
2327
2328 * fileread.cc (File_read::release): Don't call clear_views if
2329 there are multiple objects.
2330 * fileread.h (File_read::clear_uncached_views): New function.
2331 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2332 on the archive.
2333
a1207466
CC		 23342008-03-31 Cary Coutant <ccoutant@google.com>
2335
2336 Add thin archive support.
2337 * archive.cc (Archive::armagt): New const.
2338 (Archive::setup): Remove task parameter and calls to unlock.
2339 (Archive::unlock_nested_archives): New function.
2340 (Archive::read_header): Add nested_off parameter. Change
2341 all callers.
2342 (Archive::interpret_header): Likewise.
2343 (Archive::include_all_members): Change to handle thin
2344 archives.
2345 (Archive::include_member): Likewise.
2346 * archive.h (Archive::Archive): Add new parameters and
2347 initializers.
2348 (Archive::armagt): New const.
2349 (Archive::setup): Remove task parameter.
2350 (Archive::unlock_nested_archives): New function.
2351 (Archive::read_header): Add nested_off parameter.
2352 (Archive::interpret_header): Likewise.
2353 (Archive::Nested_archive_table): New typedef.
2354 (Archive::is_thin_archive_): New field.
2355 (Archive::nested_archives_): New field.
2356 (Archive::options_): New field.
2357 (Archive::dirpath_): New field.
2358 (Archive::task_): New field.
2359 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2360 for thin archives. Pass additional parameters to
2361 Archive::Archive. Unlock the archive file after calling
2362 Archive::setup.
cd536b21 2363
479f6503
ILT		 23642008-03-29 Ian Lance Taylor <iant@google.com>
2365
686c8caf
ILT		 2366 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2367 version symbol to be local.
2368 * testsuite/ver_test_4.sh: New file.
2369 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2370 (check_DATA): Add ver_test_4.syms.
2371 (ver_test_4.syms): New target.
2372 * testsuite/Makefile.in: Rebuild.
2373
ab794b6b
ILT		 2374 * output.cc
2375 (Output_section::Input_section_sort_entry::has_priority): New
2376 function.
2377 (Output_section::Input_section_sort_entry::match_file_name): New
2378 function.
2379 (Output_section::Input_section_sort_entry::match_section_name):
2380 Remove.
2381 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2382 Remove.
2383 (Output_section::Input_section_sort_entry::match_section_file):
2384 Remove.
2385 (Output_section::Input_section_sort_compare::operator()): Rewrite
2386 using new Input_section_sort_entry functions. Sort crtbegin and
2387 crtend first. Sort sections with no priority before sections with
2388 a priority.
2389 * testsuite/initpri1.c (d3): Check j != 4.
2390 (cd5): New constructor/destructor function.
2391 (main): Check j != 2.
2392
479f6503
ILT		 2393 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2394 new symbol when resolving, don't call set_is_default.
2395 * testsuite/ver_test_7.cc: New file.
2396 * testsuite/ver_test_7.sh: New file.
2397 * testsuite/Makefile.am (ver_test_7.so): New target.
2398 (ver_test_7.o): New target.
2399 (check_SCRIPTS): Add ver_test_7.sh.
2400 (check_DATA): Add ver_test_7.syms.
2401 (ver_test_7.syms): New target.
2402
2fd32231
ILT		 24032008-03-28 Ian Lance Taylor <iant@google.com>
2404
2405 * layout.cc (Layout::layout): If we see an input section with a
2406 name that needs sorting, set the must_sort flag for the output
2407 section.
2408 (Layout::make_output_section): If the name of the output section
2409 indicates that it might require sorting, set the may_sort flag.
2410 * output.h (Output_section::may_sort_attached_input_sections): New
2411 function.
2412 (Output_section::set_may_sort_attached_input_sections): New
2413 function.
2414 (Output_section::must_sort_attached_input_sections): New
2415 function.
2416 (Output_section::set_must_sort_attached_input_sections): New
2417 function.
2418 (class Output_section): Declare Input_section_sort_entry. Define
2419 Input_section_sort_compare. Declare
2420 sort_attached_input_sections. Add new fields:
2421 may_sort_attached_input_sections_,
2422 must_sort_attached_input_sections_,
2423 attached_input_sections_are_sorted_.
2424 * output.cc (Output_section::Output_section): Initialize new
2425 fields.
2426 (Output_section::add_input_section): Add an entry to
2427 input_sections_ if may_sort or must_sort are true.
2428 (Output_section::set_final_data_size): Call
2429 sort_attached_input_sections if necessary.
2430 (Output_section::Input_section_sort_entry): Define new class.
2431 (Output_section::Input_section_sort_compare::operator()): New
2432 function.
2433 (Output_section::sort_attached_input_sections): New function.
2434 * configure.ac: Check whether the compiler supports constructor
2435 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2436 * testsuite/initpri1.c: New file.
2437 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2438 CONSTRUCTOR_PRIORITY.
2439 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2440 (initpri1_LDFLAGS): New variable.
2441 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2442
18e6b24e
ILT		 24432008-03-27 Ian Lance Taylor <iant@google.com>
2444
49bdd526
ILT		 2445 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2446 * testsuite/common_test_1.c: New file.
2447 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2448 (common_test_1_SOURCES): New variable.
2449 (common_test_1_DEPENDENCIES): New variable.
2450 (common_test_1_LDFLAGS): New variable.
2451
18e6b24e
ILT		 2452 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2453 and commons_ correctly when NAME/VERSION does not override
2454 NAME/NULL.
2455 * testsuite/ver_test_6.c: New file.
2456 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2457 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2458 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2459
04bf7072
ILT		 24602008-03-26 Ian Lance Taylor <iant@google.com>
2461
5871526f
ILT		 2462 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2463 of an undefined symbol from a version script.
2464 * testsuite/Makefile.am (ver_test_5.so): New target.
2465 (ver_test_5.o): New target.
2466 (check_SCRIPTS): Add ver_test_5.sh.
2467 (check_DATA): Add ver_test_5.syms.
2468 (ver_test_5.syms): New target.
2469 * testsuite/ver_test_5.cc: New file.
2470 * testsuite/ver_test_5.script: New file.
2471 * testsuite/ver_test_5.sh: New file.
2472 * Makefile.in, testsuite/Makefile.in: Rebuild.
2473
04bf7072
ILT		 2474 PR gold/5986
2475 Fix problems building gold with gcc 4.3.0.
2476 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2477 (gold_error_at_location, gold_warning_at_location): Use it.
2478 * configure.ac: Check whether we can compile and use a template
2479 function with a printf attribute.
2480 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2481 when jumping over bytes.
2482 * object.cc: Instantiate Object::read_section_data.
2483 * debug.h: Include <cstring>
2484 * dwarf_reader.cc: Include <algorithm>
2485 * main.cc: Include <cstring>.
2486 * options.cc: Include <cstring>.
2487 * output.cc: Include <cstring>.
2488 * script.cc: Include <cstring>.
2489 * script.h: Include <string>.
2490 * symtab.cc: Include <cstring> and <algorithm>.
2491 * target-select.cc: Include <cstring>.
2492 * version.cc: Include <string>.
2493 * testsuite/testmain.cc: Include <cstdlib>.
2494 * configure, config.in: Rebuild.
2495
874c5b28
ILT		 24962008-03-25 Ian Lance Taylor <iant@google.com>
2497
819d6c3a
ILT		 2498 * options.cc: Include "../bfd/bfdver.h".
2499 (options::help): Print bug reporting address.
2500
f4b2c6f5
ILT		 2501 * version.cc (print_version): Adjust output for current value of
2502 BFD_VERSION_STRING.
2503
2504 * NEWS: New file.
2505
e96caa79
ILT		 2506 * options.cc (options::help): Print list of supported targets.
2507 * target-select.h: Include <vector>.
2508 (class Target_selector): Make machine_, size_, and is_big_endian_
2509 fields const. Add bfd_name_ and instantiated_target_ fields.
2510 (Target_selector::Target_selector): Add bfd_name parameter.
2511 (Target_selector::recognize): Make non-virtual, call
2512 do_recognize.
2513 (Target_selector::recognize_by_name): Make non-virtual, call
2514 do_recognize_by_name.
2515 (Target_selector::supported_names): New function.
2516 (Target_selector::bfd_name): New function.
2517 (Target_selector::do_instantiate_target): New pure virtual
2518 function.
2519 (Target_selector::do_recognize): New virtual function.
2520 (Target_selector::do_recognize_by_name): New virtual function.
2521 (Target_selector::instantiate_target): New private function.
2522 (supported_target_names): Declare.
2523 * target-select.cc (Target_selector::Target_selector): Update for
2524 new parameter and fields.
2525 (select_target_by_name): Check that the name matches before
2526 calling recognize_by_name.
2527 (supported_target_names): New function.
2528 * i386.cc (class Target_selector_i386): Update Target_selector
2529 constructor call. Remove recognize and recognize_by_name. Add
2530 do_instantiate_target.
2531 * x86_64.cc (class Target_selector_x86_64): Likewise.
2532 * testsuite/testfile.cc (class Target_selector_test): Update for
2533 changes to Target_selector.
2534
874c5b28
ILT		 2535 * README: Rewrite, with some notes on unsupported features.
2536
0a65a3a7
CC		 25372008-03-24 Cary Coutant <ccoutant@google.com>
2538
2539 * i386.cc (Target_i386::Got_type): New enum declaration.
2540 (Target_i386::Scan::local): Updated callers of Output_data_got
2541 member functions.
2542 (Target_i386::Scan::global): Likewise.
2543 (Target_i386::Relocate::relocate): Likewise.
2544 (Target_i386::Relocate::relocate_tls): Likewise.
2545 * object.h (Got_offset_list): New class.
2546 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2547 (Sized_relobj::local_got_offset): Likewise.
2548 (Sized_relobj::set_local_got_offset): Likewise.
2549 (Sized_relobj::local_has_tls_got_offset): Removed.
2550 (Sized_relobj::local_tls_got_offset): Removed.
2551 (Sized_relobj::set_local_tls_got_offset): Removed.
2552 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2553 * output.cc (Output_data_got::add_global): Added got_type parameter.
2554 (Output_data_got::add_global_with_rel): Likewise.
2555 (Output_data_got::add_global_with_rela): Likewise.
2556 (Output_data_got::add_global_pair_with_rel): New function.
2557 (Output_data_got::add_global_pair_with_rela): New function.
2558 (Output_data_got::add_local): Added got_type parameter.
2559 (Output_data_got::add_local_with_rel): Likewise.
2560 (Output_data_got::add_local_with_rela): Likewise.
2561 (Output_data_got::add_local_pair_with_rel): New function.
2562 (Output_data_got::add_local_pair_with_rela): New function.
2563 (Output_data_got::add_global_tls): Removed.
2564 (Output_data_got::add_global_tls_with_rel): Removed.
2565 (Output_data_got::add_global_tls_with_rela): Removed.
2566 (Output_data_got::add_local_tls): Removed.
2567 (Output_data_got::add_local_tls_with_rel): Removed.
2568 (Output_data_got::add_local_tls_with_rela): Removed.
2569 * output.h (Output_data_got::add_global): Added got_type parameter.
2570 (Output_data_got::add_global_with_rel): Likewise.
2571 (Output_data_got::add_global_with_rela): Likewise.
2572 (Output_data_got::add_global_pair_with_rel): New function.
2573 (Output_data_got::add_global_pair_with_rela): New function.
2574 (Output_data_got::add_local): Added got_type parameter.
2575 (Output_data_got::add_local_with_rel): Likewise.
2576 (Output_data_got::add_local_with_rela): Likewise.
2577 (Output_data_got::add_local_pair_with_rel): New function.
2578 (Output_data_got::add_local_pair_with_rela): New function.
2579 (Output_data_got::add_global_tls): Removed.
2580 (Output_data_got::add_global_tls_with_rel): Removed.
2581 (Output_data_got::add_global_tls_with_rela): Removed.
2582 (Output_data_got::add_local_tls): Removed.
2583 (Output_data_got::add_local_tls_with_rel): Removed.
2584 (Output_data_got::add_local_tls_with_rela): Removed.
2585 * resolve.cc (Symbol::override_base_with_special): Removed
2586 reference to has_got_offset_ field.
2587 * symtab.cc (Symbol::init_fields): Replaced initialization
2588 of got_offset_ with got_offsets_. Removed initialization
2589 of has_got_offset_
53fcba31 2590 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2591 (Symbol::got_offset): Likewise.
2592 (Symbol::set_got_offset): Likewise.
2593 (Symbol::has_tls_got_offset): Removed.
2594 (Symbol::tls_got_offset): Removed.
2595 (Symbol::set_tls_got_offset): Removed.
2596 (Symbol::got_offset_): Removed.
2597 (Symbol::tls_mod_got_offset_): Removed.
2598 (Symbol::tls_pair_got_offset_): Removed.
2599 (Symbol::got_offsets_): New field.
2600 (Symbol::has_got_offset): Removed.
2601 (Symbol::has_tls_mod_got_offset): Removed.
2602 (Symbol::has_tls_pair_got_offset): Removed.
2603 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2604 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2605 member functions.
2606 (Target_x86_64::Scan::global): Likewise.
2607 (Target_x86_64::Relocate::relocate): Likewise.
2608 (Target_x86_64::Relocate::relocate_tls): Likewise.
2609
bd52eafb
BE		 26102008-03-25 Ben Elliston <bje@au.ibm.com>
2611
2612 * yyscript.y: Fix spelling error in comment.
2613
8b105e34
ILT		 26142008-03-24 Ian Lance Taylor <iant@google.com>
2615
8ed814a9
ILT		 2616 * options.h (class General_options): Define build_id option.
2617 * layout.h (class Layout): Declare write_build_id, create_note,
2618 create_build_id. Add build_id_note_ member.
2619 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2620 "libiberty.h", "md5.h", "sha1.h".
2621 (Layout::Layout): Initialize eh_frame_data_,
2622 eh_frame_hdr_section_, and build_id_note_.
2623 (Layout::finalize): Call create_build_id.
2624 (Layout::create_note): New function, broken out of
2625 Layout::create_gold_note.
2626 (Layout::create_gold_note): Call create_note.
2627 (Layout::create_build_id): New function.
2628 (Layout::write_build_id): New function.
2629 (Close_task_runner::run): Call write_build_id.
2630
8b105e34
ILT		 2631 * x86_64.cc: Correct license to GPLv3.
2632
086a1841
ILT		 26332008-03-23 Ian Lance Taylor <iant@google.com>
2634
2635 * options.cc: Include "demangle.h".
2636 (parse_optional_string): New function.
2637 (parse_long_option): Handle takes_optional_argument.
2638 (parse_short_option): Update dash_z initializer. Handle
2639 takes_optional_argument.
2640 (General_options::General_options): Initialize do_demangle_.
2641 (General_options::finalize): Set do_demangle_. Handle demangling
2642 style.
2643 * options.h (parse_optional_string): Declare.
2644 (struct One_option): Add optional_arg field. Update constructor.
2645 Update call constructor calls. Add takes_optional_argument
2646 function.
2647 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2648 (DEFINE_optional_string): Define.
2649 (General_options::demangle): Change from DEFINE_bool to
2650 DEFINE_optional_string.
2651 (General_options::no_demangle): New function.
2652 (General_options::do_demangle): New function.
2653 (General_options::set_do_demangle): New function.
2654 (General_options::execstack_status_): Move definition to end of
2655 class definition.
2656 (General_options::static_): Likewise.
2657 (General_options::do_demangle_): New field.
2658 * object.cc (big_endian>::get_symbol_location_info): Call
2659 Options::do_demangle, not Options::demangle.
2660 * symtab.cc (demangle): Likewise.
2661
cbb93e63
ILT		 26622008-03-22 Ian Lance Taylor <iant@google.com>
2663
2664 * gold.h: Include <cstddef> and <sys/types.h>
2665 * options.h: Include <cstring>.
2666
ec531623
ILT		 26672008-03-21 Ian Lance Taylor <iant@google.com>
2668
2669 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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