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2009-03-06 Paul Pluzhnikov <ppluzhnikov@google.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
031cdbed
ILT		 12009-03-03 Ian Lance Taylor <iant@google.com>
2
3 PR 9918
4 * target-reloc.h (relocate_section): Pass output_section to
5 relocate.
6 * i386.cc (Target_i386::should_apply_static_reloc): Add
7 output_section parameter. Change all callers.
8 (Target_i386::Relocate::relocate): Add output_section parameter.
9 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
10 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12 * testsuite/two_file_shared.sh: New script.
13 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
14 (check_DATA): Add two_file_shared.dbg.
15 (two_file_shared.dbg): New target.
16 * testsuite/Makefile.in: Rebuild.
17
15d5fa16
ILT		 182009-03-01 Ian Lance Taylor <iant@google.com>
19
20 * configure.ac: Check for byteswap.h.
21 * configure: Rebuild.
22 * config.in: Rebuild.
23
8a4c0b0d
ILT		 242009-03-01 Mikolaj Zalewski <mikolajz@google.com>
25
26 * layout.cc (Layout::find_or_add_kept_section): New function.
27 (Layout::add_comdat): Removed.
28 * layout.h (struct Kept_section): Move out of class Layout.
29 Remove trailing underscores from field names. Add group_sections
30 field. Rename group_ field to is_group. Change all uses.
31 (class Layout): Declare find_or_add_kept_section, not add_comdat.
32 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
33 comdat_groups_ field.
34 (Sized_relobj::include_section_group): Use
35 find_or_add_kept_section and Kept_section::group_sections.
36 (Sized_relobj::include_linkonce_section): Likewise.
37 * object.cc (class Sized_relobj): Don't define Comdat_group or
38 Comdat_group_table. Remove find_comdat_group and
39 add_comdat_group. Remove comdat_groups_ field.
40 * plugin.cc (include_comdat_group): Use
41 Layout::find_or_add_kept_section.
42
b4ecf66b
ILT		 432009-02-28 Ian Lance Taylor <iant@google.com>
44
14359ca0
ILT		 45 * README: --gc-sections and map files are now supported. Document
46 some build requirements.
47
b4ecf66b
ILT		 48 PR 6992
49 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
50 relocatable link set the value of the section symbol to zero.
51 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
52 relocatable link don't include the section address in the local
53 symbol value.
54
0602e05a
ILT		 552009-02-27 Ian Lance Taylor <iant@google.com>
56
fd9d194f
ILT		 57 PR 6811
58 * options.h (class Search_directory): Add is_system_directory.
59 (class General_options): Declare is_in_system_directory.
60 * options.cc (get_relative_sysroot): Make static.
61 (get_default_sysroot): Make static.
62 (General_optoins::is_in_system_directory): New function.
63 * fileread.cc (Input_file::is_in_system_directory): New function.
64 * fileread.h (class Input_file): Declare is_in_system_directory.
65 * object.h (class Object): Add is_in_system_directory.
66 (class Input_objects): Remove system_library_directory_ field.
67 * object.cc (Input_objects::add_object): Don't set
68 system_library_directory_.
69 (input_objects::found_in_system_library_directory): Remove.
70 * symtab.cc (Symbol_table::write_globals): Remove input_objects
71 parameter. Change all callers.
72 (Symbol_table::sized_write_globals): Likewise.
73 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
74 Call Object::is_in_system_directory.
75 * symtab.h (class Symbol_table): Update declarations.
76
61edd21f
ILT		 77 PR 5990
78 * descriptors.h (Open_descriptor): Add is_on_stack field.
79 * descriptors.cc (Descriptors::open): If the descriptor is on the
80 top of the stack, remove it. Initialize is_on_stack field.
81 (Descriptors::release): Only add pod to stack if it is not on the
82 stack already.
83 (Descriptors::close_some_descriptor): Clear stack_next and
84 is_on_stack fields.
85
e29e076a
ILT		 86 PR 7091
87 * output.cc (Output_section::find_starting_output_address): Rename
88 from starting_output_address; add PADDR parameter; change return
89 type.
90 * output.h (class Output_section): Declare
91 find_starting_output_address instead of starting_output_address.
92 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
93 section symbol for which we can't find a merge section.
94
0602e05a
ILT		 95 PR 9836
96 * symtab.cc (Symbol_table::add_from_object): If the visibility is
97 hidden or internal, force the symbol to be local.
98 * resolve.cc (Symbol::override_visibility): Define.
99 (Symbol::override_base): Use override_visibility.
100 (Symbol_table::resolve): Likewise.
101 (Symbol::override_base_with_special): Likewise.
102 (Symbol_table::override_with_special): If the visibility is hidden
103 or internal, force the symbol to be local.
104 * symtab.h (class Symbol): Add set_visibility and
105 override_visibility.
106 * testsuite/ver_test_1.sh: New file.
107 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
108 (check_DATA): Add ver_test_1.syms.
109 (ver_test_1.syms): New target.
110 * testsuite/Makefile.in: Rebuild.
111
401a9a73
CC		 1122009-02-25 Cary Coutant <ccoutant@google.com>
113
114 * layout.cc (Layout::choose_output_section): Don't rename sections
115 when using a linker script that has a SECTIONS clause.
116 * Makefile.in: Regenerate.
117
118 * testsuite/Makefile.am (script_test_5.sh): New test case.
119 * testsuite/Makefile.in: Regenerate.
120 * testsuite/script_test_5.cc: New file.
121 * testsuite/script_test_5.sh: New file.
122 * testsuite/script_test_5.t: New file.
123
f488e4b0
CC		 1242009-02-13 Rafael Avila de Espindola <espindola@google.com>
125
126 * archive.cc (Archive::include_member): Update calls to add_symbols.
127 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
128 the Layout argument.
129 * dynobj.h (do_add_symbols): Add the Layout argument.
130 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
131 Layout argument.
132 * object.h (Object::add_symbols): Add the Layout argument.
133 (Object::do_add_symbols): Add the Layout argument.
134 (Sized_relobj::do_add_symbols): Add the Layout argument.
135 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
136 Unify the two versions.
137 (Add_plugin_symbols): Remove.
138 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
139 (Sized_pluginobj::do_add_symbols): Unify the two versions.
140 (Add_plugin_symbols): Remove.
141 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
142 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
143 (Add_symbols::run): Make it work with Pulginobj.
144
89dd1680
ILT		 1452009-02-06 Ian Lance Taylor <iant@google.com>
146
147 * object.cc (Sized_relobj::do_layout): Make info message start
148 with lower case letter.
149
266d0a74
ILT		 1502009-02-06 Mikolaj Zalewski <mikolajz@google.com>
151
602b464e
ILT		 152 * binary.cc: Fix file comment.
153
266d0a74
ILT		 154 * options.h (enum Incremental_disposition): Define.
155 (class General_options): Add new options: --incremental,
156 --incremental_changed, --incremental_unchanged,
157 --incremental_unknown. Add incremental_disposition_ and
158 implicit_incremental_ fields.
159 (General_options::incremental_disposition): New function.
160 (class Position_dependent_options): Add incremental_disposition
161 option.
162 (Position_dependent_options::copy_from_options): Set incremental
163 dispositions.
164 * options.cc (General_options::parse_incremental_changed): New
165 function.
166 (General_options::parse_incremental_unchanged): New function.
167 (General_options::parse_incremental_unknown): New function.
168 (General_options::General_options): Initialize new fields
169 incremental_disposition_ and implicit_incremental_.
170 (General_options::finalize): Check for uasge of --incremental-*
171 without --incremental.
172
f073bbf7
CD		 1732009-02-06 Chris Demetriou <cgd@google.com>
174
175 * gold.h (gold_undefined_symbol): Change to take only a Symbol
176 pointer and to report location as the file name associated with
177 the symbol.
178 (gold_undefined_symbol_at_location): New function to replace the
179 old gold_undefined_symbol functionality.
180 * target-reloc.h (relocate_section): Update to use
181 gold_undefined_symbol_at_location.
182 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
183 Call gold_undefined_symbol function rather than gold_error.
184 * errors.h (Errors::undefined_symbol): Take location as a
185 string, rather than calculating it from a relocation.
186 * errors.cc (Errors::fatal): Print "fatal error:" before the
187 formatted message.
188 (Errors::error, Errors::error_at_location): Print "error: "
189 before the formatted message.
190 (Errors::undefined_symbol): Take location as a string, rather
191 than calculating it from a relocation.
192 (gold_undefined_symbol_at_location): New function akin to
193 old gold_undefined_symbol, calculates location from relocation.
194 (gold_undefined_symbol): Change to take only a Symbol pointer
195 and to report location as the file name associated with the symbol.
196 * testsuite/debug_msg.sh: Update for changed error messages.
197 * testsuite/undef_symbol.sh: Likewise.
198
8e94a90c
ILT		 1992009-02-04 Duncan Sands <baldrick@free.fr>
200
201 PR 9812
202 * reduced_debug_output.h
203 (Output_reduced_debug_abbrev_section::failed): Use format for
204 gold_warning.
205 (Output_reduced_debug_info_section::faild): Likewise.
206
88a0e15b
ILT		 2072009-01-31 Mikolaj Zalewski <mikolajz@google.com>
208
209 * script.cc (Lazy_demangler): New class.
210 (Version_script_info::get_symbol_version_helper): Demangle a
211 symbol only once.
212
5efc7cd2
CC		 2132009-01-29 Cary Coutant <ccoutant@google.com>
214
215 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
216 to __tls_get_addr.
217 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
218
e0ebcf42
ILT		 2192009-01-28 Ian Lance Taylor <iant@google.com>
220
5efc7cd2 221 * version.cc (version_string): Bump to 1.9.
75fe7426 222
e0ebcf42
ILT		 223 * gold.h: Include <cstring> and <stdint.h>.
224 * version.cc: Include <cstdio>.
225 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
226 warning.
227 * reduced_debug_output.cc (insert_into_vector): Rename from
228 Insert_into_vector; change all callers. Use Swap_unaligned to
229 avoid aliasing issue; remove union since it is unnecessary.
230
8e2813be 2312009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 232
233 * Makefile.am (CCFILES): Add gc.cc.
234 (HFILES): Add gc.h.
235 * Makefile.in: Regenerate.
236 * gold.cc (Gc_runner): New class.
237 (queue_initial_tasks): Call garbage collection related tasks
238 when corresponding options are invoked.
239 (queue_middle_gc_tasks): New function.
240 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
241 processed early before laying out sections during garbage collection.
242 * gold.h (queue_middle_gc_tasks): New function.
243 (is_prefix_of): Move from "layout.cc".
244 * i386.cc (Target_i386::gc_process_relocs): New function.
245 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
246 * main.cc (main): Create object of class "Garbage_collection".
247 * object.cc (Relobj::copy_symbols_data): New function.
248 (Relobj::is_section_name_included): New function.
249 (Sized_relobj::do_layout): Allow this function to be called twice
250 during garbage collection and defer layout of section during the
251 first call.
252 * object.h (Relobj::get_symbols_data): New function.
253 (Relobj::is_section_name_included): New function.
254 (Relobj::copy_symbols_data): New function.
255 (Relobj::set_symbols_data): New function.
256 (Relobj::get_relocs_data): New function.
257 (Relobj::set_relocs_data): New function.
258 (Relobj::is_output_section_offset_invalid): New pure virtual function.
259 (Relobj::gc_process_relocs): New function.
260 (Relobj::do_gc_process_relocs): New pure virtual function.
261 (Relobj::sd_): New data member.
262 (Sized_relobj::is_output_section_offset_invalid): New function.
263 (Sized_relobj::do_gc_process_relocs): New function.
264 * options.h (General_options::gc_sections): Modify to not be a no-op.
265 (General_options::print_gc_sections): New option.
266 * plugin.cc (Plugin_finish::run): Remove function call to
267 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
268 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
269 * reloc.cc (Read_relocs::run): Add task to process relocs and
270 determine unreferenced sections when doing garbage collection.
271 (Gc_process_relocs): New class.
272 (Sized_relobj::do_gc_process_relocs): New function.
273 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
274 sections that are garbage collected.
275 * reloc.h (Gc_process_relocs): New class.
276 * sparc.cc (Target_sparc::gc_process_relocs): New function.
277 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
278 symbols whose corresponding sections are garbage collected.
279 (Symbol_table::Symbol_table): Add new parameter for the garbage
280 collection object.
281 (Symbol_table::gc_mark_undef_symbols): New function.
282 (Symbol_table::gc_mark_symbol_for_shlib): New function.
283 (Symbol_table::gc_mark_dyn_syms): New function.
284 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
285 as garbage.
286 (Symbol_table::add_from_object): Likewise.
287 (Symbol_table::add_from_relobj): When building shared objects, do not
288 treat externally visible symbols as garbage.
289 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
290 table information for static and relocatable links.
291 * symtab.h (Symbol_table::set_gc): New function.
292 (Symbol_table::gc): New function.
293 (Symbol_table::gc_mark_undef_symbols): New function.
294 (Symbol_table::gc_mark_symbol_for_shlib): New function.
295 (Symbol_table::gc_mark_dyn_syms): New function.
296 (Symbol_table::gc_): New data member.
297 * target.h (Sized_target::gc_process_relocs): New pure virtual
298 function.
299 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
300 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
301
3b293544
CF		 3022009-01-20 Chris Faylor <me.sourceware@sourceware.org>
303
304 * options.h (General_options::gc_sections): Define as a no-op for now.
305 (General_options::no_keep_memory): Ditto.
306 (General_options::Bshareable): Define.
307 * options.cc (General_options::finalize): Honor -Bshareable.
308
83d22aa8
AS		 3092009-01-20 Andreas Schwab <schwab@suse.de>
310
311 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
312 read the value in the contents, since we don't use it. Use the
313 template endianness when writing.
314 (Relocate::relocate): Use it for R_PPC_REL16_HA.
315
cd536b21
AS		 3162009-01-19 Andreas Schwab <schwab@suse.de>
317
318 * configure.tgt (powerpc64-*): Fix targ_obj.
319
99e9a495
ILT		 3202009-01-15 Ian Lance Taylor <iant@google.com>
321
322 * object.cc (Sized_relobj::write_local_symbols): Don't write out
323 local symbols when stripping all symbols.
324
bbbfea06
CC		 3252009-01-14 Cary Coutant <ccoutant@google.com>
326
99e9a495 327 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 328
0f7c0701
CC		 3292009-01-14 Cary Coutant <ccoutant@google.com>
330
331 * archive.cc (Archive::get_elf_object_for_member): Remove call
332 to File_read::claim_for_plugin.
333 * descriptors.cc (Descriptors::open): Remove reference to
334 is_claimed.
335 (Descriptors::claim_for_plugin): Remove.
336 * descriptors.h (Descriptors::claim_for_plugin): Remove.
337 (Descriptors::is_claimed): Remove.
338 (claim_descriptor_for_plugin): Remove.
339 * fileread.cc (File_read::claim_for_plugin): Remove.
340 * fileread.h (File_read::claim_for_plugin): Remove.
341 (File_read::descriptor): Reopen descriptor if necessary.
342 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
343 (Plugin_manager::all_symbols_read): Add task parameter. Change
344 all callers.
345 (Plugin_manager::get_input_file): New function.
346 (Plugin_manager::release_input_file): New function.
347 (Pluginobj::Pluginobj): Add filesize parameter and initialize
348 corresponding data member.
349 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
350 and pass to base constructor. Change all callers.
351 (get_input_file, release_input_file): New functions.
352 (make_sized_plugin_object): Add filesize parameter. Change all callers.
353 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
354 (Plugin_manager::all_symbols_read): Add task parameter.
355 (Plugin_manager::get_input_file): New function.
356 (Plugin_manager::release_input_file): New function.
357 (Plugin_manager::task_): New data member.
358 (Pluginobj::Pluginobj): Add filesize parameter.
359 (Pluginobj::filename): New function.
360 (Pluginobj::descriptor): New function.
361 (Pluginobj::filesize): New function.
362 (Pluginobj::filesize_): New data member.
363 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
364 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
365 File_read::claim_for_plugin; use Object::unlock to unlock the file.
366
367 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
368 with archive libraries.
369 * testsuite/Makefile.in: Regenerate.
370 * testsuite/plugin_test.c (struct sym_info): New type.
371 (get_input_file, release_input_file): New static variables.
372 (onload): Capture new transfer vector entries.
373 (claim_file_hook): Stop reading at end of file according to filesize.
374 Factor out parsing of readelf output into separate function.
375 (all_symbols_read_hook): Exercise get_input_file and release_input_file
376 APIs and get the source file name from the symbol table. Convert
377 source file name to corresponding object file name. Print info
378 message when adding new input files.
379 (parse_readelf_line): New function.
380 * testsuite/plugin_test_1.sh: Add checks for new info messages.
381 * testsuite/plugin_test_2.sh: Likewise.
382 * testsuite/plugin_test_3.sh: Likewise.
383 * testsuite/plugin_test_4.sh: New test case.
384
62a6d109
ILT		 3852009-01-07 Ian Lance Taylor <iant@google.com>
386
387 * version.cc (version_string): Bump to 1.8.
388
483620e8
CC		 3892008-12-23 Cary Coutant <ccoutant@google.com>
390
391 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
392 * plugin.cc (Plugin_manager::finish): Rename as
393 layout_deferred_objects. Move cleanup to separate function.
394 (Plugin_manager::cleanup): New function.
395 (Plugin_finish::run): Call layout_deferred_objects and cleanup
396 separately.
397 * plugin.h (Plugin_manager::finish): Rename as
398 layout_deferred_objects.
399 (Plugin_manager::cleanup): New function.
400 (Plugin_manager::cleanup_done): New field.
401
d66a9eb3
CC		 4022008-12-23 Cary Coutant <ccoutant@google.com>
403
404 * plugin.cc (is_visible_from_outside): New function.
405 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
406 so we don't return "IR only" status for exported symbols or -r links.
407
408 * testsuite/Makefile.am (plugin_test_3): New test case.
409 * testsuite/Makefile.in: Regenerate.
410 * testsuite/plugin_test_3.sh: New file.
411
5995b570
CC		 4122008-12-22 Cary Coutant <ccoutant@google.com>
413
414 * object.cc (Sized_relobj::layout_section): New function.
415 (Sized_relobj::do_layout): Defer layout of input sections until after
416 plugin has provided replacement files.
417 (Sized_relobj::do_layout_deferred_sections): New function.
418 * object.h (Relobj::set_section_offset): Remove virtual keyword.
419 (Relobj::layout_deferred_sections): New function.
420 (Relobj::do_layout_deferred_sections): New function.
421 (Sized_relobj::do_layout_deferred_sections): New function.
422 (Sized_relobj::layout_section): New function.
423 (Sized_relobj::Deferred_layout): New structure.
424 (Sized_relobj::deferred_layout_): New field.
425 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
426 Change all callers. Layout deferred sections.
427 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
428 references.
429 (Plugin_hook::run): Move code from do_plugin_hook inline.
430 (Plugin_hook::do_plugin_hook): Remove.
431 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
432 (Plugin_manager::finish): Renamed, was cleanup.
433 (Plugin_manager::should_defer_layout): New function.
434 (Plugin_manager::add_deferred_layout_object): New function.
435 (Plugin_manager::Deferred_layout_list): New type.
436 (Plugin_manager::deferred_layout_objects_): New field.
437 (Plugin_hook::do_plugin_hook): Remove.
438
ee769c88
ILT		 4392008-12-17 Ian Lance Taylor <iant@google.com>
440
441 * options.h (class General_options): Add --no case for
442 --export-dynamic.
443
abc8dcba
CC		 4442008-12-16 Cary Coutant <ccoutant@google.com>
445
446 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
447 vector.
448 (Plugin_manager::claim_file): Create plugin object even if
449 plugin did not call the add_symbols callback.
450 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
451 asking for more symbols than were added.
452 * testsuite/Makefile.am (plugin_test_1): Add test case with
453 no global symbols.
454 (empty.syms): New target.
455 * testsuite/Makefile.in: Regenerate.
456 * testsuite/plugin_test.c (claim_file_hook): Add new debug
457 message. Don't call add_symbols if no globals.
458 (all_symbols_read_hook): Don't provide replacement for empty
459 claimed file.
460
b0074644
ILT		 4612008-12-12 Ian Lance Taylor <iant@google.com>
462
68943102
ILT		 463 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
464 r_type == 0 for a local symbol with r_sym == 0.
465 (scan_relocatable_relocs): Pass r_sym to
466 local_non_section_strategy.
467 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
468 r_sym parameter.
469
b0074644
ILT		 470 * configure.ac: Update test for TLS descriptors: they are
471 supported as of glibc 2.9.
472 * configure: Rebuild.
473
c2508178
ILT		 4742008-12-11 Ian Lance Taylor <iant@google.com>
475
476 PR 7091
477 * target-reloc.h (Default_scan_relocatable_relocs): For each
478 function, map r_type == 0 to RELOC_DISCARD.
479
2756a258
CC		 4802008-12-10 Cary Coutant <ccoutant@google.com>
481
482 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
483 object to override a kept COMDAT group from a plugin object.
484
bb6f53d3
ILT		 4852008-12-09 Ian Lance Taylor <iant@google.com>
486
fbc558e1
ILT		 487 PR 7088
488 * yyscript.y (file_cmd): Handle INPUT.
489
bb6f53d3
ILT		 490 * testsuite/initpri1.c: Change all declarations to be full
491 prototypes by adding void, to avoid compiler warnings.
492
4674ecfc
CC		 4932008-12-05 Rafael Avila de Espindola <espindola@google.com>
494
495 * options.cc (General_options::parse_plugin_opt): New.
496 (General_options::add_plugin): The argument now is just the filename.
497 (General_options::add_plugin_option): New.
498 * options.h (plugin_opt): New.
499 (add_plugin): Change argument name.
500 (add_plugin_option): New.
501 * plugin.cc (Plugin::load): Don't parse the plugin option.
502 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
503 (Plugin::add_option): New.
504 (Plugin::args_): Change type.
505 (Plugin::filename_): New.
506 (Plugin_manager::add_plugin_option): New.
507 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
508 * testsuite/Makefile.in: Regenerate.
509
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CC		 5102008-12-05 Cary Coutant <ccoutant@google.com>
511
512 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
513 Handle --strip-lto-sections option.
514 * options.h (strip_lto_sections): New option.
515
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CC		 5162008-12-01 Cary Coutant <ccoutant@google.com>
517
518 * plugin.cc (ld_plugin_message): Change format parameter to const.
519 Fix mismatch between new[] and delete.
520
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CC		 5212008-11-14 Cary Coutant <ccoutant@google.com>
522
523 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
524 instead of -1U.
525
c82fbeee
CS		 5262008-11-05 Craig Silverstein <csilvers@google.com>
527
528 * options.cc (General_options::parse_dynamic_list): New function.
529 * options.h (General_options): New flags dynamic_list,
530 dynamic_list_data, dynamic_list_cpp_new, and
531 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
532 (General_options::in_dynamic_list): New function.
533 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
534 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
535 (Lex::can_continue_name): Likewise.
536 (yylex): Likewise.
537 (read_script_file): New parameter script_options.
538 (read_dynamic_list): New function.
539 (Script_options::define_dynamic_list): New function.
540 (dynamic_list_keyword_parsecodes): New variable.
541 (dynamic_list_keywords): New variable.
542 * script.h (Script_options::define_dynamic_list): New function
543 prototype.
544 (read_dynamic_list): New function prototype.
545 * symtab.cc (strprefix): New macro.
546 (Symbol::should_add_dynsym_entry): Support dynamic_list,
547 dynamic_list_data, dynamic_list_cpp_new, and
548 dynamic_list_cpp_typeinfo.
549 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
550 (dynamic_list_expr): New rule.
551 (dynamic_list_nodes): Likewise.
552 (dynamic_list_node): Likewise.
553 * testsuite/Makefile.am (dynamic_list): New test.
554 * testsuite/Makefile.in: Regenerated.
555 * testsuite/dynamic_list.t: New file.
556 * testsuite/dynamic_list.sh: New file.
557
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CS		 5582008-11-05 Craig Silverstein <csilvers@google.com>
559
560 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
561 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
562 (t11_last): Likewise.
563 * testsuite/ver_test_6.c (main): Likewise.
564
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CC		 5652008-10-07 Cary Coutant <ccoutant@google.com>
566
567 * options.c (General_options::finalize): Add check for -static and
568 -shared.
569 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
570 is not empty.
571
92f03fcb
CC		 5722008-10-02 Cary Coutant <ccoutant@google.com>
573
574 * plugin.cc (make_sized_plugin_object): Fix conditional
575 compilation to work when not all targets are enabled.
576
fbd8a257
CC		 5772008-09-29 Cary Coutant <ccoutant@google.com>
578
579 * archive.cc (Archive::get_file_and_offset): Use filename instead
580 of name to get library path.
581 (Archive::include_member): Unlock external member of a thin archive.
582
583 * testsuite/Makefile.am (TEST_AR): New variable.
584 (thin_archive_test_1): New test.
585 (thin_archive_test_2): New test.
81636b3f
CC		 586 * testsuite/Makefile.in: Regenerate.
587 * testsuite/thin_archive_main.cc: New file.
588 * testsuite/thin_archive_test_1.cc: New file.
589 * testsuite/thin_archive_test_2.cc: New file.
590 * testsuite/thin_archive_test_3.cc: New file.
591 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 592
eff45813
CC		 5932008-09-29 Cary Coutant <ccoutant@google.com>
594
595 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
596 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
597 instead of -1U.
598 (Sized_relobj::do_finalize_local_symbols): Likewise.
599 (Sized_relobj::map_to_kept_section): Likewise.
600 * object.h (Sized_relobj::invalid_address): New constant.
601 (Sized_relobj::do_output_section_offset): Check for invalid_address
602 and return -1ULL.
603 * output.cc (Output_reloc::local_section_offset): Use constant
604 invalid_address instead of -1U.
605 (Output_reloc::get_address): Likewise.
606 (Output_section::output_address): Change -1U to -1ULL.
607 * output.h (Output_reloc::invalid_address): New constant.
608 * reloc.cc (Sized_relobj::write_sections): Use constant
609 invalid_address instead of -1U.
610 (Sized_relobj::relocate_sections): Likewise.
611 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
612 values for merge sections.
613 * target-reloc.h (relocate_for_relocatable): Use constant
614 invalid_address instead of -1U.
615
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CC		 6162008-09-19 Cary Coutant <ccoutant@google.com>
617
618 Add plugin functionality for link-time optimization (LTO).
619 * configure.ac (plugins): Add --enable-plugins option.
620 * configure: Regenerate.
621 * config.in: Regenerate.
622 * Makefile.am (LIBDL): New variable.
623 (CCFILES): Add plugin.cc.
624 (HFILES): Add plugin.h.
625 (ldadd_var): Add LIBDL.
626 * Makefile.in: Regenerate.
627
628 * archive.cc: Include "plugin.h".
629 (Archive::setup): Don't preread archive symbols when using a plugin.
630 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
631 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
632 files.
633 (Archive::include_member): Add symbols from plugin objects.
634 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
635 * descriptors.cc (Descriptors::open): Check for file descriptors
636 abandoned by plugins.
637 (Descriptors::claim_for_plugin): New function.
638 * descriptors.h (Descriptors::claim_for_plugin): New function.
639 (Open_descriptor::is_claimed): New field.
640 (claim_descriptor_for_plugin): New function.
641 * fileread.cc (File_read::claim_for_plugin): New function.
642 * fileread.h (File_read::claim_for_plugin): New function.
643 (File_read::descriptor): New function.
644 * gold.cc: Include "plugin.h".
645 (queue_initial_tasks): Add task to call plugin hooks for generating
646 new object files.
647 * main.cc: Include "plugin.h".
648 (main): Load plugin libraries.
649 * object.h (Pluginobj): Declare.
650 (Object::pluginobj): New function.
651 (Object::do_pluginobj): New function.
652 (Object::set_target): New function.
653 * options.cc: Include "plugin.h".
654 (General_options::parse_plugin): New function.
655 (General_options::General_options): Initialize plugins_ field.
656 (General_options::add_plugin): New function.
657 * options.h (Plugin_manager): Declare.
658 (General_options): Add --plugin option.
659 (General_options::has_plugins): New function.
660 (General_options::plugins): New function.
661 (General_options::add_plugin): New function.
662 (General_options::plugins_): New field.
663 * plugin.cc: New file.
664 * plugin.h: New file.
665 * readsyms.cc: Include "plugin.h".
666 (Read_symbols::do_read_symbols): Check for archive before checking
667 for ELF file. Call plugin hooks to claim files.
668 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
669 from a real object file; force override when processing replacement
670 files.
671 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
672 (Symbol::init_base_object): Likewise.
673 (Symbol::init_base_output_data): Likewise.
674 (Symbol::init_base_output_segment): Likewise.
675 (Symbol::init_base_constant): Likewise.
676 (Symbol::init_base_undefined): Likewise.
677 (Symbol::output_section): Assert that object is not a plugin.
678 (Symbol_table::add_from_pluginobj): New function.
679 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
680 undefined.
681 (Symbol_table::sized_write_globals): Likewise.
682 (Symbol_table::add_from_pluginobj): Instantiate template.
683 * symtab.h (Sized_pluginobj): Declare.
684 (Symbol::in_real_elf): New function.
685 (Symbol::set_in_real_elf): New function.
686 (Symbol::in_real_elf_): New field.
687 (Symbol_table::add_from_pluginobj): New function.
688
689 * testsuite/Makefile.am (AM_CFLAGS): New variable.
690 (LIBDL): New variable.
691 (LDADD): Add LIBDL.
692 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
693 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
694 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
695 (MOSTLYCLEANFILES): Likewise.
696 * testsuite/Makefile.in: Regenerate.
697 * testsuite/plugin_test.c: New file.
698 * testsuite/plugin_test_1.sh: New file.
699 * testsuite/plugin_test_2.sh: New file.
700
de31bda5
ILT		 7012008-09-16 Ian Lance Taylor <iant@google.com>
702
9c2d0ef9
ILT		 703 * target-reloc.h (relocate_section): Check whether a symbol is
704 defined by the ABI before reporting an undefined symbol error.
705 * target.h (Target::is_defined_by_abi): Make parameter const.
706 (Target::do_is_defined_by_abi): Likewise.
707 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
708 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
709 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
710 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
711 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
712 * testsuite/Makefile.in: Rebuild.
713
de31bda5
ILT		 714 * fileread.cc (make_view): Add casts to avoid warning.
715
9fa33bee
AO		 7162008-09-16 Alexandre Oliva <aoliva@redhat.com>
717
718 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
719 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
720
183fd0e3
AO		 7212008-09-16 Alexandre Oliva <aoliva@redhat.com>
722
723 * options.h (General_options::output_is_executable): New.
724 (General_options::output_is_pie): New.
725 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
726 for shared libraries.
727 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
728
7be8330a
CD		 7292008-09-11 Chris Demetriou <cgd@google.com>
730
731 * options.h (origin): New -z option.
732 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
733 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
734 in DT_FLAGS_1.
735
a9caad02
CC		 7362008-09-05 Cary Coutant <ccoutant@google.com>
737
738 * fileread.cc (File_read::make_view): Add check for attempt to map
739 beyond end of file.
740
ae6dce4d
CC		 7412008-09-05 Cary Coutant <ccoutant@google.com>
742
743 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
744 explicit instantiations.
745
d7ab2a47
KVH		 7462008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
747
748 PR gold/6858
749 * options.cc (General_options::finalize): Allow undefined symbols
750 in shlibs if linking -shared.
751
752 PR gold/6859
753 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
754 symbols as not needing a dynsym entry.
755
1e52a9c1
CS		 7562008-08-20 Craig Silverstein <csilvers@google.com>
757
758 * fileread.cc (File_read::open): Do not lock the file unless it
759 was successfully opened.
760
d85c80a3
CC		 7612008-08-14 Cary Coutant <ccoutant@google.com>
762
763 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
764 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
765 * testsuite/tls_test.cc (struct int128): 128-bit struct
766 for testing TLS relocs with non-zero addend.
767 (v12): New TLS variable.
768 (t12): New test.
769 (t_last): Add check for v12.
770 * testsuite/tls_test.h (t12): New function.
771 * testsuite/tls_test_main.cc (thread_routine): Call new test.
772
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774
775 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
776 set tls_segment_ or relro_segment_.
777 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
778 when appropriate.
779 * output.h (Output_section::clear_is_relro): New function.
780 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
781 sections specially even when output_data_ is empty.
782 (Output_segment::maximum_alignment): When first section is relro,
783 only force alignment for PT_LOAD segments.
784 * script.cc (script_data_segment_align): New function.
785 (script_data_segment_relro_end): New function.
786 * script-c.h (script_data_segment_align): Declare.
787 (script_data_segment_relro_end): Declare.
788 * script-sections.h (class Script_sections): Declare
789 data_segment_align and data_segment_relro_end. Add fields
790 segment_align_index_ and saw_relro_end_.
791 * script-sections.cc (class Sections_element): Add set_is_relro
792 virtual function. Add new bool* parameter to place_orphan_here.
793 Add get_output_section virtual function.
794 (class Output_section_definition): Add set_is_relro. Add new
795 bool* parameter to place_orphan_here. Add get_output_section.
796 Add is_relro_ field.
797 (Output_section_definition::Output_section_definition): Initialize
798 evaluated_address_, evaluated_load_address, evaluated_addralign_,
799 and is_relro_ fields.
800 (Output_section_definition::place_orphan_here): Add is_relro
801 parameter.
802 (Output_section_definition::set_section_addresses): Set relro for
803 output section.
804 (Output_section_definition::alternate_constraint): Likewise.
805 (class Orphan_output_section): Add new bool* parameter to
806 place_orphan_here. Add get_output_section.
807 (Orphan_output_section::place_orphan_here): Add is_relro
808 parameter.
809 (Script_sections::Script_sections): Initialize
810 data_segment_align_index_ and saw_relro_end_.
811 (Script_sections::data_segment_align): New function.
812 (Script_sections::data_segment_relro_end): New function.
813 (Script_sections::place_orphan): Set or clear is_relro.
814 (Script_sections::set_section_addresses): Force alignment of first
815 TLS section.
816 * yyscript.y (exp): Call script_data_segment_align and
817 script_data_segment_relro_end.
818 * testsuite/relro_script_test.t: New file.
819 * testsuite/relro_test.cc (using_script): Declare.
820 (t1, t2): Test using_script.
821 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
822 (relro_script_test_SOURCES): Define.
823 (relro_script_test_DEPENDENCIES): Define.
824 (relro_script_test_LDFLAGS): Define.
825 (relro_script_test_LDADD): Define.
826 (relro_script_test.so): New target.
827 * testsuite/Makefile.in: Rebuild.
828
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CC		 8292008-08-06 Cary Coutant <ccoutant@google.com>
830
831 * archive.cc (Archive::total_archives, Archive::total_members)
832 (Archive::total_members_loaded): New variables.
833 (Archive::setup): Add parameter. Add option to preread
834 archive symbols.
835 (Archive::read_armap): Add counter.
836 (Archive::get_file_and_offset): New function.
837 (Archive::get_elf_object_for_member): New function.
838 (Archive::read_all_symbols): New function.
839 (Archive::read_symbols): New function.
840 (Archive::add_symbols): Add counters.
841 (Archive::include_all_members): Use armap to find members if it's
842 already built.
843 (Archive::include_member): Skip reading symbols if already read.
844 Factored code into Archive::get_file_and_offset and
845 Archive::get_elf_object_for_member. Changed call to
846 Mapfile::report_include_archive_member.
847 (Archive::print_stats): New function.
848 * archive.h: Declare Object and Read_symbols_data classes.
849 (Archive::Archive): Add initializers for new members.
850 (Archive::setup): Add parameter.
851 (Archive::print_stats): New function.
852 (Archive::total_archives, Archive::total_members)
853 (Archive::total_members_loaded): New variables.
854 (Archive::get_file_and_offset): New function.
855 (Archive::get_elf_object_for_member): New function.
856 (Archive::read_all_symbols): New function.
857 (Archive::read_symbols): New function.
858 (Archive::Archive_member): New class.
859 (Archive::members_): New member.
860 (Archive::num_members_): New member.
861 * main.cc: Include archive.h.
862 (main): Call Archive::print_stats.
863 * mapfile.cc (Mapfile::report_include_archive_member): Delete
864 archive parameter; member_name is now the fully-decorated name.
865 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
866 * options.h: (General_options): Add --preread-archive-symbols option.
867 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
868 Archive::setup.
869
de4c45bd
ILT		 8702008-08-04 Ian Lance Taylor <iant@google.com>
871
872 * symtab.h (Symbol::use_plt_offset): New function.
873 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
874 * powerpc.cc (Relocate::relocate): Likewise.
875 * sparc.cc (Relocate::relocate): Likewise.
876 * x86_64.cc (Relocate::relocate): Likewise.
877 * testsuite/weak_plt.sh: New test.
878 * testsuite/weak_plt_main.cc: New test.
879 * testsuite/weak_plt_shared.cc: New test.
880 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
881 (check_PROGRAMS): Add weak_plt.
882 (check_DATA): Add weak_plt_shared.so.
883 (weak_plt_main_pic.o, weak_plt): New targets.
884 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
885 * testsuite/Makefile.in: Rebuild.
886
887 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
888 gcctestdir/ld.
889 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
890 * testsuite/Makefile.in: Rebuild.
891
323ee3f4
AM		 8922008-08-04 Alan Modra <amodra@bigpond.net.au>
893
894 * Makefile.am (POTFILES.in): Set LC_ALL=C.
895 * Makefile.in: Regenerate.
896 * po/POTFILES.in: Regenerate.
897
7c07ecec
ILT		 8982008-07-29 Ian Lance Taylor <iant@google.com>
899
900 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
901 symbols before other symbols.
902 * testsuite/script_test_2.cc (test_addr): Declare.
903 (test_addr_alias): Declare.
904 (main): Check that test_addr and test_addr_alias have the right
cd536b21 905 values.
7c07ecec
ILT		 906 * testsuite/script_test_2.t: Define test_addr_alias and
907 test_addr.
908
5778530e
ILT		 9092008-07-24 Ian Lance Taylor <iant@google.com>
910
2a00e4fb
ILT		 911 PR 5990
912 * descriptors.cc: New file.
913 * descriptors.h: New file.
914 * gold-threads.h (class Hold_optional_lock): New class.
915 * fileread.cc: Include "descriptors.h".
916 (File_read::~File_read): Release descriptor rather than closing
917 it.
918 (File_read::open) [file]: Call open_descriptor rather than open.
919 Set is_descriptor_opened_.
920 (File_read::open) [memory]: Assert that descriptor is not open.
921 (File_read::reopen_descriptor): New function.
922 (File_read::release): Release descriptor.
923 (File_read::do_read): Make non-const. Reopen descriptor.
924 (File_read::read): Make non-const.
925 (File_read::make_view): Reopen descriptor.
926 (File_read::do_readv): Likewise.
927 * fileread.h (class File_read): Add is_descriptor_opened_ field.
928 Update declarations.
929 * layout.cc: Include "descriptors.h".
930 (Layout::create_build_id): Use open_descriptor rather than open.
931 * output.cc: Include "descriptors.h".
932 (Output_file::open): Use open_descriptor rather than open.
933 * archive.cc (Archive::const_iterator): Change Archive to be
934 non-const.
935 (Archive::begin, Archive::end): Make non-const.
936 (Archive::count_members): Likewise.
937 * archive.h (class Archive): Update declarations.
938 * object.h (Object::read): Make non-const.
939 * Makefile.am (CCFILES): Add descriptors.cc.
940 (HFILES): Add descriptors.h.
941 * Makefile.in: Rebuild.
942
801647d1
ILT		 943 PR 6716
944 * gold.h: Always include <clocale>. Add Solaris workarounds
945 following code in binutils/sysdep.h.
946
5edd166e
ILT		 947 PR 6048
948 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
949 this->eh_frame_hdr_ is NULL before using it.
950
c89ad728
ILT		 951 * dynobj.cc (Versions::Versions): Update comment.
952
aa86f06b
ILT		 953 * dynobj.cc (Versions::Versions): If there is an soname, use it as
954 the base version name.
955
5778530e
ILT		 956 * stringpool.cc (Stringpool_template::add_with_length): Set key to
957 array size plus one.
958 (Stringpool_template::set_string_offsets): Subtract one from key
959 before using it as an array index.
960 (Stringpool_template::get_offset_with_length): Likewise.
961 (Stringpool_template::write_to_buffer): Likewise.
962 * stringpool.h (Stringpool_template::get_offset_from_key):
963 Likewise.
964
057ead22
ILT		 9652008-07-23 Ian Lance Taylor <iant@google.com>
966
7f649c59
ILT		 967 PR 6658
968 * object.h (Merged_symbol_value::value): Do our best to handle a
969 negative addend.
970
057ead22
ILT		 971 PR 6647
972 * script.cc (Version_script_info::get_versions): Don't add empty
973 version tag to return value.
974 (Version_script_info::get_symbol_version_helper): Change return
975 type to bool. Add pversion parameter. Change all callers.
976 (script_register_vers_node): Don't require a non-NULL tag.
977 * script.h (class Version_script_info): Update declarations.
978 (Version_script_info::get_symbol_version): Change return type to
979 bool. Add version parameter. Change all callers.
980 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
981 handling. Handle an empty version from a version script.
982 (Symbol_table::define_special_symbol): Likewise.
983 * testsuite/ver_test_10.script: New file.
984 * testsuite/ver_test_10.sh: New file.
985 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
986 (check_DATA): Add ver_test_10.syms.
987 (ver_test_10.syms, ver_test_10.so): New target.
988 * testsuite/Makefile.in: Rebuild.
989
58e54ac2
CD		 9902008-07-23 Simon Baldwin <simonb@google.com>
991
992 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
993 to zero for undefined symbols from dynamic libraries.
994
95d14cd3
ILT		 9952008-07-23 Ian Lance Taylor <iant@google.com>
996
997 * symtab.cc (Symbol_table::resolve): Remove version parameter.
998 Change all callers.
999 * symtab.h (class Symbol_table): Update declaration.
1000 * testsuite/ver_test_9.cc: New file.
1001 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1002 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1003 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1004 (ver_test_9.so, ver_test_9.o): New targets.
1005 * testsuite/Makefile.in: Rebuild.
1006
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ILT		 10072008-07-22 Ian Lance Taylor <iant@google.com>
1008
34810851
ILT		 1009 * options.h (class General_options): Define --check-sections.
1010 * layout.cc (Layout::set_segment_offsets): Handle
1011 --check-sections.
1012
af6156ef
ILT		 1013 * options.h (class General_options): Define -n/--nmagic and
1014 -N/--omagic.
1015 * options.cc (General_options::finalize): For -n/--nmagic or
1016 -N/--omagic, set -static.
1017 * layout.cc (Layout::attach_allocated_section_to_segment): If
1018 -N/--omagic, don't put read-only and read-write sections in
1019 different segments.
1020 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1021 finding a read-only segment.
1022 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1023 don't set the minimum segment alignment to the common page size,
1024 and don't set the file offset to the address modulo the page size.
1025 * script-sections.cc (Script_sections::create_segments): If
1026 -n/--omagic, don't put read-only and read-write sections in
1027 different segments.
1028
92de84a6
ILT		 1029 * cref.cc: New file.
1030 * cref.h: New file.
1031 * options.h (class General_options): Add --print-symbol-counts.
1032 * main.cc (main): Issue defined symbol report if requested.
1033 * archive.cc (Archive::interpret_header): Make into a const member
1034 function.
1035 (Archive::add_symbols): Call Input_objects::archive_start and
1036 archive_stop.
1037 (Archive::const_iterator): Define new class.
1038 (Archive::begin, Archive::end): New functions.
1039 (Archive::include_all_members): Rewrite to use iterator.
1040 (Archive::count_members): New function.
1041 * archive.h (class Archive): Update declarations.
1042 (Archive::filename): New function.
1043 * object.cc: Include "cref.h".
1044 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1045 (Sized_relobj::do_get_global_symbol_counts): New function.
1046 (Input_objects::add_object): Add object to cross-referencer.
1047 (Input_objects::archive_start): New function.
1048 (Input_objects::archive_stop): New function.
1049 (Input_objects::print_symbol_counts): New function.
1050 * object.h: Declare Cref and Archive.
1051 (Object::get_global_symbol_counts): New function.
1052 (Object::do_get_global_symbol_counts): New pure virtual function.
1053 (class Sized_relobj): Add defined_count_ field. Update
1054 declarations.
1055 (class Input_objects): Add cref_ field. Update constructor.
1056 Update declarations.
1057 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1058 defined_count_.
1059 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1060 symbol counts.
1061 (Sized_dynobj::do_get_global_symbol_counts): New function.
1062 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1063 defined_count_. Update declarations. Define Symbols typedef.
1064 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1065 parameter. Change all callers.
1066 (Symbol_table::add_from_dynobj): Add sympointers and defined
1067 parameters. Change all callers.
1068 * symtab.h (class Symbol_table): Update declarations.
1069 * Makefile.am (CCFILES): Add cref.cc.
1070 (HFILES): Add cref.h.
1071 * Makefile.in: Rebuild.
1072
3f7c5e1d
CD		 10732008-07-22 Simon Baldwin <simonb@google.com>
1074
1075 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1076 to zero when writing undefined symbols.
1077
e0b64032
ILT		 10782008-07-22 Ian Lance Taylor <iant@google.com>
1079
1080 * output.cc (Output_section::add_input_section): Don't try to
1081 merge empty merge sections.
1082
096b02cf
CS		 10832008-07-21 Craig Silverstein <csilvers@google.com>
1084
1085 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1086 Include symbol version in error message.
cd536b21 1087
1d1f116d
CD		 10882008-07-20 Chris Demetriou <cgd@google.com>
1089
cd536b21 1090 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1091 (RANDOM_SEED_CFLAGS): New substituted variable.
1092 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1093 * configure: Rebuild.
1094 * Makefile.in: Likewise.
1095 * testsuite/Makefile.in: Likewise.
1096
a18f591e
ILT		 10972008-07-18 Ian Lance Taylor <iant@google.com>
1098
1099 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1100 where we see NAME/NULL and NAME/VERSION as separate symbols.
1101 * testsuite/ver_test_main.cc (main): Call t4.
1102 (t4, t4_2a): Define.
1103 * testsuite/ver_test_2.cc (t4_2): Define.
1104 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1105 * testsuite/ver_test_4.cc (t4_2a): Define.
1106 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1107 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1108
c6e3f6ed
ILT		 11092008-07-17 Ian Lance Taylor <iant@google.com>
1110
1111 * dynobj.cc (Versions::add_def): If we give an error about a
1112 missing version, go ahead and create the version anyhow.
1113
ef9beddf
ILT		 11142008-07-10 Ian Lance Taylor <iant@google.com>
1115
1116 Handle output sections with more than 0x7fffffff bytes.
1117 * object.h (class Relobj): Change map_to_output_ to
1118 output_sections_, and just keep a section pointer. Change all
1119 uses. Move comdat group support to Sized_relobj.
1120 (Relobj::is_section_specially_mapped): Remove.
1121 (Relobj::output_section): Remove poff parameter. Change all
1122 callers.
1123 (Relobj::output_section_offset): New function.
1124 (Relobj::set_section_offset): Rewrite.
1125 (Relobj::map_to_output): Remove.
1126 (Relobj::output_sections): New function.
1127 (Relobj::do_output_section_offset): New pure virtual function.
1128 (Relobj::do_set_section_offset): Likewise.
1129 (class Sized_relobj): Add section_offsets_ field. Add comdat
1130 group support from Relobj. Update declarations.
1131 (Sized_relobj::get_output_section_offset): New function.
1132 (Sized_relobj::do_output_section_offset): New function.
1133 (Sized_relobj::do_set_section_offset): New function.
1134 * object.cc (Relobj::output_section_address): Remove.
1135 (Sized_relobj::Sized_relobj): Initialize new fields.
1136 (Sized_relobj::include_section_group): Cast find_kept_object to
1137 Sized_relobj.
1138 (Sized_relobj::include_linkonce_section): Likewise.
1139 (Sized_relobj::do_layout): Use separate arrays for output section
1140 and output offset.
1141 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1142 output_sections.
1143 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1144 output_sections and section_offsets.
1145 (Sized_relobj::write_local_symbols): Likewise.
1146 (map_to_kept_section): Compute output address directly.
1147 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1148 output_sections and section_offsets.
1149 (Sized_relobj::write_sections): Likewise.
1150 (Sized_relobj::relocate_sections): Likewise.
1151 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1152 * output.h (class Output_reloc): Update declarations. Change
1153 u2_.relobj to Sized_relobj*.
1154 (class Output_data_reloc): Change add functions to use
1155 Sized_relobj*.
1156 * output.cc (Output_reloc::Output_reloc): Change relobj to
1157 Sized_relobj*.
1158 (Output_reloc::local_section_offset): Change return type to
1159 Elf_Addr. Use get_output_section_offset.
1160 (Output_reloc::get_address): Likewise.
1161 (Output_section::is_input_address_mapped): Don't call
1162 is_section_specially_mapped.
1163 (Output_section::output_offset): Likewise.
1164 (Output_section::output_address): Likewise.
1165 (Output_section::starting_output_address): Likewise.
1166 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1167 parameter to Sized_relobj*.
1168 (Copy_relocs::need_copy_reloc): Likewise.
1169 (Copy_relocs::save): Likewise.
1170 * copy-relocs.h (class Copy_relocs): Update declarations.
1171 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1172 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1173 * target-reloc.h (relocate_for_relocatable): Change
1174 offset_in_output_section type to Elf_Addr. Change code that uses
1175 it as well.
1176 * layout.cc (Layout::layout): Always set *off.
1177 * mapfile.cc (Mapfile::print_input_section): Use
1178 output_section_offset.
1179 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1180 Sized_relobj*.
1181 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1182 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1183 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1184
5cb66f97
ILT		 11852008-07-03 Ian Lance Taylor <iant@google.com>
1186
1187 * layout.cc (Layout::include_section): Do not discard unrecognized
1188 SHT_STRTAB sections.
1189
afe47622
CS		 11902008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1191
1192 * script.cc (Lex::can_continue_name): Make '?' allowable in
1193 version-script names.
1194 * testsuite/version_script.map: Change glob pattern to use '?'
1195
5adf9721
ILT		 11962008-06-30 Manish Singh <yosh@gimp.org>
1197
1198 PR 6585
1199 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1200 Correct typo.
1201
e6fde208
ILT		 12022008-06-30 Ian Lance Taylor <iant@google.com>
1203
1204 PR 6660
1205 PR 6682
1206 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1207 versions]: Don't try to read the value in the contents, since we
1208 don't use it. Use the template endianness when writing.
1209
3f2e6a2d
CC		 12102008-06-25 Cary Coutant <ccoutant@google.com>
1211
1212 * fileread.cc (File_read::make_view): Assert on zero-length view.
1213 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1214 symbol table when there are no symbols to read.
1215
c43d3a48
CS		 12162008-06-23 Craig Silverstein <csilvers@google.com>
1217
1218 * version.cc (version_string): Bump to 1.7
1219
5f494ea0
CS		 12202008-06-18 Craig Silverstein <csilvers@google.com>
1221
1222 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1223 constant 0xFFFF to type Valtype.
1224 (Powerpc_relocate_functions::rel16_ha): Likewise.
1225
c42e122e
ILT		 12262008-06-17 Ian Lance Taylor <iant@google.com>
1227
f34787f8
ILT		 1228 * output.h (Output_section::Input_section): Initialize p2align_ to
1229 zero for Output_section_data constructors.
1230 (Output_section::Input_section::addralign): If not an input
1231 section, return the alignment of the Output_section_data.
1232 * testsuite/copy_test.cc: New file.
1233 * testsuite/copy_test_1.cc: New file.
1234 * testsuite/copy_test_2.cc: New file.
1235 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1236 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1237 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1238 (copy_test_1_pic.o, copy_test_1.so): New targets.
1239 (copy_test_2_pic.o, copy_test_2.so): New targets.
1240 * testsuite/Makefile.in: Rebuild.
1241
c42e122e
ILT		 1242 * script-sections.cc (Script_sections::place_orphan): Initialize
1243 local variable exact.
1244
ce3ac18a
DE		 12452008-06-13 David Edelsohn <edelsohn@gnu.org>
1246
1247 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1248
42cacb20
DE		 12492008-06-12 David Edelsohn <edelsohn@gnu.org>
1250 David S. Miller <davem@davemloft.net>
1251
1252 * powerpc.cc: New file.
1253 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1254 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1255 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1256 * Makefile.in: Rebuild.
1257
7b308235
ILT		 12582008-06-09 Ian Lance Taylor <iant@google.com>
1259
1260 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1261 <exception>.
1262 (throwing, orig_terminate): New static variables.
1263 (terminate_handler): New static function.
1264 (t2): Set terminate handler.
1265
f0b886e3
ILT		 12662008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1267
1268 PR 6584
cd536b21 1269 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1270 alignment.
1271
3e90f135
CC		 12722008-05-30 Cary Coutant <ccoutant@google.com>
1273
1274 * archive.cc (Archive::include_all_members) Correct to step
1275 over symbol table and extended name table in thin archives.
1276
e09ad04a
ILT		 12772008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1278
1279 PR 6407
1280 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1281 calculation.
1282
62b01cb5
ILT		 12832008-05-28 Caleb Howe <cshowe@google.com>
1284
1285 * reduced_debug_output.cc: New file.
1286 * reduced_debug_output.h: New file.
92de84a6 1287 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1288 * options.cc (General_options::finalize): Add strip_debug_non_line
1289 to the strip heirarchy.
1290 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1291 fields.
1292 * layout.cc: Include "reduced_debug_output.h".
1293 (Layout::Layout): Initialize new fields.
1294 (line_only_debug_sections): New static array.
1295 (is_lines_only_debug_sections): New static inline function.
1296 (Layout::include_section): Handle --strip-debug-non-line.
1297 (Layout::make_output_section): If --strip-debug-non-line, build
1298 new output sections for .debug_abbrev and .debug_info.
1299 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1300 gold. Warn about possible overflow.
1301 (read_signed_LEB_128): Likewise.
1302 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1303 (read_signed_LEB_128): Declare.
1304 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1305 (HFILES): Add reduced_debug_output.h.
1306 * Makefile.in: Rebuild.
1307
7d9e3d98
ILT		 13082008-05-21 Ian Lance Taylor <iant@google.com>
1309
1310 * mapfile.cc: New file.
1311 * mapfile.h: New file.
1312 * options.h (class General_options): Add -M/--print-map and -Map.
1313 * options.cc (General_options::finalize): Make -M equivalent to
1314 -Map -.
1315 * main.cc: Include <cstdio> and "mapfile.h".
1316 (main): Open mapfile if requested.
1317 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1318 constructor. Change caller.
1319 (queue_initial_tasks): Add mapfile parameter. Change caller.
1320 (queue_middle_tasks): Likewise.
1321 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1322 declarations.
1323 * archive.cc: Include "mapfile.h".
1324 (Archive::add_symbols): Add mapfile parameter. Change all
1325 callers. Pass mapfile, symbol, and reason to include_member.
1326 (Archive::include_all_members): Add mapfile parameter. Change all
1327 callers.
1328 (Archive::include_member): Add mapfile, sym, and why parameters.
1329 Change all callers. Report inclusion to map file.
1330 * archive.h: Include "fileread.h".
1331 (class Archive): Update declarations.
1332 (Archive::file): New const method.
1333 (class Add_archive_symbols): Add mapfile_ field. Update
1334 constructor. Change all callers.
1335 * readsyms.h (class Read_symbols): Likewise.
1336 (class Finish_group): Likewise.
1337 (class Read_script): Likewise.
1338 * common.cc: Include "mapfile.h".
1339 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1340 all callers.
1341 (Symbol_table::do_allocate_commons): Likewise.
1342 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1343 symbol allocation to mapfile.
1344 * common.h (class Allocate_commons_task): Add mapfile_ field.
1345 Update constructor. Change all callers.
1346 * symtab.h (class Symbol_table): Update declarations.
1347 * layout.cc: Include "mapfile.h".
1348 (Layout_task_runner::run): Print information to mapfile.
1349 (Layout::create_gold_note): Change Output_data_fixed_space to
1350 Output_data_zero_fill.
1351 (Layout::create_build_id): Likewise.
1352 (Layout::print_to_mapfile): New function.
1353 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1354 constructor. Change caller.
1355 (class Layout): Declare print_to_mapfile.
1356 * output.cc (Output_section::Input_section::print_to_mapfile): New
1357 function.
1358 (Output_section::add_input_section): If producing a map, always
1359 add to input_sections_ list.
1360 (Output_section::do_print_to_mapfile): New function.
1361 (Output_segment::print_sections_to_mapfile): New function.
1362 (Output_segment::print_section_list_to_mapfile): New function.
1363 * output.h: Include "mapfile.h".
1364 (Output_data::print_to_mapfile): New function.
1365 (Output_data::do_print_to_mapfile): New virtual function.
1366 (Output_segment_headers::do_print_to_mapfile): New function.
1367 (Output_file_header::do_print_to_mapfile): New function.
1368 (Output_data_const::do_print_to_mapfile): New function.
1369 (class Output_data_const_buffer): Add map_name_ field. Update
1370 constructor. Change all callers. Add do_print_to_mapfile
1371 function.
1372 (class Output_data_fixed_space): Likewise.
1373 (class Output_data_space): Likewise.
1374 (class Output_data_zero_fill): New class.
1375 (Output_data_strtab::do_print_to_mapfile): New function.
1376 (Output_data_reloc_base::do_print_to_mapfile): New function.
1377 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1378 (Output_data_group::do_print_to_mapfile): New function.
1379 (Output_data_got::do_print_to_mapfile): New function.
1380 (Output_data_dynamic::do_print_to_mapfile): New function.
1381 (Output_symtab_xindex::do_print_to_mapfile): New function.
1382 (class Output_section): Declare do_print_to_mapflie. Declare
1383 print_to_mapfile in Input_section.
1384 (class Output_segment): Declare new functions.
1385 * object.h (Sized_relobj::symbol_count): New function.
1386 * script-sections.cc
1387 (Output_section_element_dot_assignment::set_section_addresses):
1388 Change Output_data_fixed_space to Output_data_zero_fill.
1389 (Output_data_expression::do_print_to_mapfile): New function.
1390 * script.cc (read_input_script): Add mapfile parameter. Change
1391 all callers.
1392 * script.h (read_input_script): Update declaration.
1393 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1394 (Eh_frame::do_print_to_mapfile): New function.
1395 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1396 (Output_merge_string::do_print_to_mapfile): New function.
1397 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1398 function.
1399 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1400 function.
1401 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1402 function.
1403 * Makefile.am (CCFILES): Add mapfile.cc.
1404 (HFILES): Add mapfile.h.
1405 * Makefile.in: Rebuild.
1406
9f1d377b
ILT		 14072008-05-19 Ian Lance Taylor <iant@google.com>
1408
1409 * options.h (class General_options): Add -z relro.
1410 * layout.cc (Layout::Layout): Initialize relro_segment_.
1411 (Layout::add_output_section_data): Return the output section.
1412 (Layout::make_output_section): Rcognize relro sections and mark
1413 them appropriately.
1414 (Layout::attach_allocated_section_to_segment): Put relro sections
1415 in a PT_GNU_RELRO segment.
1416 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1417 section as relro.
1418 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1419 PT_TLS segments.
1420 (Layout::linkonce_mapping): Map d.rel.ro.local to
1421 .data.rel.ro.local.
1422 (Layout::output_section_name): Us .data.rel.ro.local for any
1423 section which begins with that.
1424 * layout.h (class Layout): Update add_output_section_data
1425 declaration. Add relro_segment_ field.
1426 * output.cc (Output_section::Output_section): Initialize is_relro_
1427 and is_relro_local_ fields.
1428 (Output_segment::add_output_section): Group relro sections.
1429 (Output_segment::is_first_section_relro): New function.
1430 (Output_segment::maximum_alignment): If there is a relro section,
1431 align the segment to the common page size.
1432 (Output_segment::set_section_addresses): Track whether we are
1433 looking at relro sections. If the last section is a relro
1434 section, align to the common page size.
1435 (Output_segment::set_section_list_addresses): Add in_relro
1436 parameter. Change all callers. Align to the page size when
1437 moving from relro to non-relro section.
1438 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1439 segment.
1440 * output.h (class Output_section): Add is_relro_ and
1441 is_relro_local_ fields.
1442 (Output_section::is_relro): New function.
1443 (Output_section::set_is_relro): New function.
1444 (Output_section::is_relro_local): New function.
1445 (Output_section::set_is_relro_local): New function.
1446 (class Output_segment): Update declarations.
1447 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1448 * sparc.cc (Target_sparc::got_section): Likewise.
1449 * x86_64.cc (Target_x86_64::got_section): Likewise.
1450 * testsuite/relro_test_main.cc: New file.
1451 * testsuite/relro_test.cc: New file.
1452 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1453 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1454 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1455 (relro_test.so, relro_test_pic.o): New targets.
1456 * testsuite/Makefile.in: Rebuild.
1457
a984ee1d
ILT		 14582008-05-16 Ian Lance Taylor <iant@google.com>
1459
01676dcd
ILT		 1460 * output.cc (Output_segment::add_output_section): Remove front
1461 parameter.
1462 * output.h (class Output_segment): Remove
1463 add_initial_output_section and overloaded add_output_section.
1464 Update declaration of remaining add_output_section.
1465 * layout.cc (Layout::create_interp): Call add_output_section
1466 rather than add_initial_output_section.
1467 (Layout::finish_dynamic_section): Likewise.
1468
497897f9
ILT		 1469 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1470 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1471 know the dynamic type.
1472 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1473 field. Initialize it in constructor.
1474 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1475 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1476 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1477 reloc.
1478
a984ee1d
ILT		 1479 * output.cc (Output_reloc::get_address): Change return type to
1480 Elf_Addr.
1481 * output.h (class Output_reloc): Update get_address declaration.
1482 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1483 for section addresses.
1484
55ba0940
ILT		 14852008-05-09 Ian Lance Taylor <iant@google.com>
1486
1487 PR 6493
1488 * gold.cc (gold_nomem): Use return value of write.
1489
75517b77
ILT		 14902008-05-08 Ian Lance Taylor <iant@google.com>
1491
1492 * symtab.c (Symbol::init_base_output_data): Add version
1493 parameter. Change all callers.
1494 (Symbol::init_base_output_segment): Likewise.
1495 (Symbol::init_base_constant): Likewise.
1496 (Symbol::init_base_undefined): Likewise.
1497 (Sized_symbol::init_output_data): Likewise.
1498 (Sized_symbol::init_output_segment): Likewise.
1499 (Sized_symbol::init_constant): Likewise.
1500 (Sized_symbol::init_undefined): Likewise.
1501 (Symbol_table::do_define_in_output_data): If the new symbol has a
1502 version, mark it as the default.
1503 (Symbol_table::do_define_in_output_segment): Likewise.
1504 (Symbol_table::do_define_as_constant): Likewise.
1505 * symtab.h (class Symbol): Update declarations.
1506 (class Sized_symbol): Likewise.
1507 * resolve.cc (Symbol::override_version): New function.
c42e122e 1508 (Symbol::override_base): Call override_version.
75517b77
ILT		 1509 (Symbol::override_base_with_special): Likewise.
1510 * testsuite/ver_script_8.script: New file.
1511 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1512 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1513 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1514 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1515
f1f70eae
ILT		 15162008-05-06 Ian Lance Taylor <iant@google.com>
1517
f3e9c5c5
ILT		 1518 PR 6049
1519 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1520 functions.
1521 (class General_options): Remove existing --undefined, and add
1522 --no-undefined instead. Add new --undefined as synonym for -u.
1523 * archive.cc (Archive::add_symbols): Check whether symbol was
1524 named with -u.
1525 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1526 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1527 all uses. Add IS_UNDEFINED. Update declarations to split
1528 different versions of init_base. Declare init_base_undefined.
1529 (Symbol::is_defined): Handle IS_UNDEFINED.
1530 (Symbol::is_undefined): Likewise.
1531 (Symbol::is_weak_undefined): Call is_undefined.
1532 (Symbol::is_absolute): Handle IS_CONSTANT.
1533 (class Sized_symbol): Update declarations to split different
1534 versions of init. Declare init_undefined.
1535 (class Symbol_table): Declare new functions.
1536 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1537 Change all callers.
1538 (Symbol::init_base_output_data): Likewise.
1539 (Symbol::init_base_output_segment): Likewise.
1540 (Symbol::init_base_constant): Likewise.
1541 (Symbol::init_base_undefined): New function.
1542 (Sized_symbol::init_object): Rename from init. Change all
1543 callers.
1544 (Sized_symbol::init_output_data): Likewise.
1545 (Sized_symbol::init_output_segment): Likewise.
1546 (Sized_symbol::init_constant): Likewise.
1547 (Sized_symbol::init_undefined): New function.
1548 (Symbol_table::add_undefined_symbols_from_command_line): New
1549 function.
1550 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1551 function.
1552 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1553 (Symbol::output_section): Likewise.
1554 (Symbol::set_output_section): Likewise.
1555 (Symbol_table::sized_finalize_symbol): Likewise.
1556 (Symbol_table::sized_write_globals): Likewise.
1557 * resolve.cc (Symbol_table::should_override): Likewise.
1558 (Symbol::override_base_with_special): Likewise.
1559
8bdcdf2c
ILT		 1560 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1561 symbol, change it to have default visibility.
1562 * testsuite/protected_1.cc: New file.
1563 * testsuite/protected_2.cc: New file.
1564 * testsuite/protected_3.cc: New file.
1565 * testsuite/protected_main_1.cc: New file.
1566 * testsuite/protected_main_2.cc: New file.
1567 * testsuite/protected_main_3.cc: New file.
1568 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1569 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1570 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1571 (protected_1.so): New target.
1572 (protected_1_pic.o, protected_2_pic.o): New targets.
1573 (protected_3_pic.o): New target.
1574 (check_PROGRAMS): Add protected_2.
1575 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1576 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1577 * testsuite/Makefile.in: Rebuild.
1578
2b706932
ILT		 1579 * options.h (DEFINE_var): Add set_user_set_##varname__.
1580 (DEFINE_bool_alias): New macro.
1581 (class General_options): Define -Bstatic using DEFINE_bool_alias
1582 rather than DEFINE_special. Add --undefined as an alias for -z
1583 defs.
1584 * options.cc (General_options::parse_Bstatic): Remove.
1585
d82a5bcc
ILT		 1586 * options.h (class General_options): Add --fatal-warnings.
1587 * main.cc (main): Implement --fatal-warnings.
1588 * errors.h (Errors::warning_count): New function.
1589
f1f70eae
ILT		 1590 * options.h (class General_options): Add -Bsymbolic-functions.
1591 * symtab.h (Symbol::is_preemptible): Check for
1592 -Bsymbolic-functions.
1593
8825ac63
ILT		 15942008-05-05 Ian Lance Taylor <iant@google.com>
1595
d98bc257
ILT		 1596 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1597 as noVARNAME rather than no-VARNAME.
1598 (class General_options): Add option -z combreloc.
1599 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1600 get_address.
1601 (Output_reloc::sort_before) [SHT_REL]: New function.
1602 (Output_reloc::sort_before) [SHT_RELA]: New function.
1603 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1604 Sort_relocs_comparison.
1605 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1606 parameter. Change all callers.
1607 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1608 sort_relocs parameter. Change all callers.
1609 * output.cc (Output_reloc::get_address): New function, broken out
1610 of write_rel.
1611 (Output_reloc::write_rel): Call it.
1612 (Output_reloc::compare): New function.
1613 (Output_data_reloc_base::do_write): Optionally sort relocs.
1614
60b2b4e7
ILT		 1615 * configure.ac: If targ_extra_obj is set, link it in.
1616 * configure.tgt: Initialize all variables.
1617 (x86_64*): Set targ_extra_obj and targ_extra_size.
1618 * configure: Rebuild.
1619
8825ac63
ILT		 1620 * object.cc (Sized_relobj::include_section_group): Adjust section
1621 indexes read from group data. Build vector to pass to
1622 layout_group.
1623 * layout.cc (Layout::layout_group): Add flags and shndxes
1624 parameters. Remove contents parameter. Change caller. Update
1625 explicit instantiations.
1626 * layout.h (class Layout): Update layout_group declaration.
1627 * output.cc (Output_data_group::Output_data_group): Add flags and
1628 input_shndxes parameters. Remove contents parameter. Change
1629 caller.
1630 (Output_data_group::do_write): Change input_sections_ to
1631 input_shndxes_.
1632 * output.h (class Output_data_group): Update constructor
1633 declaration. Rename input_sections_ to input_shndxes_.
1634 * testsuite/many_sections_test.cc: Add template.
1635
e94cf127
CC		 16362008-04-30 Cary Coutant <ccoutant@google.com>
1637
4418b2d5
CC		 1638 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1639
e94cf127
CC		 1640 * layout.cc (Layout::include_section): Refactored check for debug
1641 info section.
1642 (Layout::add_comdat): Add new parameters. Change type
1643 of signature parameter. Add object and shndx to signatures table.
1644 (Layout::find_kept_object): New function.
1645 * layout.h: Include <cstring>.
1646 (Layout::is_debug_info_section): New function.
1647 (Layout::add_comdat): Add new parameters.
1648 (Layout::find_kept_object): New function.
1649 (Layout::Kept_section): New struct.
1650 (Layout::Signatures): Change type of map range.
1651 * object.cc (Relobj::output_section_address): New function.
1652 (Sized_relobj::include_section_group): Add new parameters. Change
1653 calls to Layout::add_comdat. Change to build table of kept comdat
1654 groups and table mapping discarded sections to kept sections.
1655 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1656 (Sized_relobj::do_layout): Change calls to include_section_group and
1657 include_linkonce_section.
1658 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1659 value to zero when section is discarded.
1660 (Sized_relobj::map_to_kept_section): New function.
1661 * object.h (Relobj::output_section_address): New function.
1662 (Relobj::Comdat_group): New type.
1663 (Relobj::find_comdat_group): New function.
1664 (Relobj::Comdat_group_table): New type.
1665 (Relobj::Kept_comdat_section): New type.
1666 (Relobj::Kept_comdat_section_table): New type.
1667 (Relobj::add_comdat_group): New function.
1668 (Relobj::set_kept_comdat_section): New function.
1669 (Relobj::get_kept_comdat_section): New function.
1670 (Relobj::comdat_groups_): New field.
1671 (Relobj::kept_comdat_sections_): New field.
1672 (Symbol_value::input_value): Update comment.
1673 (Sized_relobj::map_to_kept_section) New function.
1674 (Sized_relobj::include_linkonce_section): Add new parameter.
1675 * target-reloc.h (Comdat_behavior): New type.
1676 (get_comdat_behavior): New function.
1677 (relocate_section): Add code to map a discarded section to the
1678 corresponding kept section when applying a relocation.
1679
e4e5049b
CS		 16802008-04-30 Craig Silverstein <csilvers@google.com>
1681
1682 * dwarf_reader.cc (next_generation_count): New static var.
1683 (Addr2line_cache_entry): New struct.
1684 (addr2line_cache): New static var.
1685 (Dwarf_line_info::one_addr2line): Added caching.
1686 (Dwarf_line_info::clear_addr2line_cache): New function.
1687 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1688 cache-size parameter.
1689 (Dwarf_line_info::one_addr2line_cache): New function.
1690 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1691 new cache-size argument to one_addr2line(), and clear cache.
1692
d09e9154
CC		 16932008-04-28 Cary Coutant <ccoutant@google.com>
1694
1695 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1696 R_386_PC8 relocations.
1697
7ef73768
ILT		 16982008-04-23 Ian Lance Taylor <iant@google.com>
1699
55438702
ILT		 1700 * object.cc (Sized_relobj::include_section_group): Check for
1701 invalid section group.
1702
c165fb93
ILT		 1703 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1704 header size.
1705
7ef73768
ILT		 1706 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1707 than read for file header.
1708 * archive.cc (Archive::include_member): Likewise.
1709
6194aaab
L		 17102008-04-23 Paolo Bonzini <bonzini@gnu.org>
1711
1712 * aclocal.m4: Regenerate.
1713 * configure: Regenerate.
1714
d491d34e
ILT		 17152008-04-19 Ian Lance Taylor <iant@google.com>
1716
5ea2bac6
ILT		 1717 * version.cc (version_string): Bump to 1.6.
1718
7bc3e21a
ILT		 1719 * testsuite/Makefile.am (many_sections_r_test): New target.
1720 (many_sections_r_test_SOURCES): Remove.
1721 (many_sections_r_test_DEPENDENCIES): Remove.
1722 (many_sections_r_test_LDFLAGS): Remove.
1723 (many_sections_r_test_LDADD): Remove.
1724
7fcd3aa9
ILT		 1725 * object.cc (Sized_relobj::do_add_symbols): Always pass
1726 local_symbol_count_ to add_from_relobj.
1727
4c94d6ae
ILT		 1728 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1729 every thousand variables.
1730 * testsuite/Makefile.in: Rebuild.
1731
d491d34e
ILT		 1732 * object.cc (Xindex::initialize_symtab_xindex): New function.
1733 (Xindex::read_symtab_xindex): New function.
1734 (Xindex::sym_xindex_to_shndx): New function.
1735 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1736 available.
1737 (Sized_relobj::do_initialize_xindex): New function.
1738 (Sized_relobj::do_read_symbols): Adjust section links.
1739 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1740 parameter. Change all callers.
1741 (Sized_relobj::include_section_group): Adjust section links and
1742 symbol section indexes.
1743 (Sized_relobj::do_layout): Adjust section links.
1744 (Sized_relobj::do_count_local_symbols): Adjust section links and
1745 symbol section indexes.
1746 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1747 ordinary and special symbols.
1748 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1749 dynsym_xindex parameters. Change all callers. Adjust section
1750 links. Use SHN_XINDEX when needed.
1751 (Sized_relobj::get_symbol_location_info): Adjust section links.
1752 Don't get fooled by special symbols.
1753 * object.h (class Xindex): Define.
1754 (class Object): Add xindex_ parameter. Declare virtual functoin
1755 do_initialize_xindex.
1756 (Object::adjust_sym_shndx): New function.
1757 (Object::set_xindex): New protected function.
1758 (class Symbol_value): Add is_ordinary_shndx_ field.
1759 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1760 (Symbol_value::value): Assert ordinary section.
1761 (Symbol_value::initialize_input_to_output_map): Likewise.
1762 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1763 Change all callers.
1764 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1765 all callers.
1766 (class Sized_relobj): Update declarations.
1767 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1768 parameter. Change all callers.
1769 (Sized_relobj::adjust_shndx): New function.
1770 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1771 field.
1772 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1773 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1774 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1775 (Sized_dynobj::read_dynsym_section): Adjust section links.
1776 (Sized_dynobj::read_dynamic): Likewise.
1777 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1778 section links.
1779 (Sized_dynobj::do_initialize_xindex): New function.
1780 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1781 do_initialize_xindex.
1782 (Sized_dynobj::adjust_shndx): New function.
1783 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1784 dynsym_xindex_ fields.
1785 (Layout::finalize): Add a call to set_section_indexes before
1786 creating the symtab sections.
1787 (Layout::set_section_indexes): Don't do anything if the section
1788 already has a section index.
1789 (Layout::create_symtab_sections): Add shnum parameter. Change
1790 caller. Create .symtab_shndx section if needed.
1791 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1792 caller.
1793 (Layout::allocated_output_section_count): New function.
1794 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1795 needed.
1796 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1797 fields. Update declarations.
1798 (Layout::symtab_xindex): New function.
1799 (Layout::dynsym_xindex): New function.
1800 (class Write_symbols_task): Add layout_ field.
1801 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1802 Change caller.
1803 * output.cc (Output_section_headers::Output_section_headers): Add
1804 shstrtab_section parameter. Change all callers.
1805 (Output_section_headers::do_sized_write): Store overflow values
1806 for section count and section string table section index in
1807 section header zero.
1808 (Output_file_header::do_sized_write): Check for overflow of
1809 section count and section string table section index.
1810 (Output_symtab_xindex::do_write): New function.
1811 (Output_symtab_xindex::endian_do_write): New function.
1812 * output.h (class Output_section_headers): Add shstrtab_section_.
1813 Update declarations.
1814 (class Output_symtab_xindex): Define.
1815 (Output_section::has_out_shndx): New function.
1816 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1817 field.
1818 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1819 Change all callers.
1820 (Sized_symbol::init): Likewise.
1821 (Symbol::output_section): Check for ordinary symbol.
1822 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1823 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1824 callers.
1825 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1826 Change all callers. Simplify handling of symbols from sections
1827 not included in the link.
1828 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1829 distinction.
1830 (Weak_alias_sorter::operator()): Assert that symbols are
1831 ordinary.
1832 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1833 distinction.
1834 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1835 parameters. Change all callers.
1836 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1837 symbol distinction. Use SHN_XINDEX when needed.
1838 (Symbol_table::write_section_symbol): Add symtab_xindex
1839 parameter. Change all callers.
1840 (Symbol_table::sized_write_section_symbol): Likewise. Use
1841 SHN_XINDEX when needed.
1842 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1843 declarations.
1844 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1845 (Symbol::is_defined): Check is_ordinary.
1846 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1847 (Symbol::is_absolute, Symbol::is_common): Likewise.
1848 (class Sized_symbol): Update declarations.
1849 (class Symbol_table): Update declarations.
1850 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1851 parameters. Change all callers.
1852 (Sized_symbol::override): Likewise.
1853 (Symbol_table::override): Likewise.
1854 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1855 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1856 is_ordinary, and orig_st_shndx parameters. Change all callers.
1857 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1858 to be in an ordinary section.
1859 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1860 object and is_ordinary parameters. Change all callers.
1861 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1862 Change all callers. Don't add undefined or non-ordinary symbols
1863 to reloc_map_.
1864 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1865 Change all callers.
1866 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1867 declarations.
1868 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1869 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1870 (Sized_relobj::relocate_sections): Likewise.
1871 * target-reloc.h (scan_relocs): Adjust section symbol index.
1872 (scan_relocatable_relocs): Likewise.
1873 * i386.cc (Scan::local): Check for ordinary symbols.
1874 * sparc.cc (Scan::local): Likewise.
1875 * x86_64.cc (Scan::local): Likewise.
1876 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1877 to symbol_section_and_value.
1878 * testsuite/many_sections_test.cc: New file.
1879 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1880 (check_PROGRAMS): Add many_sections_test.
1881 (many_sections_test_SOURCES): Define.
1882 (many_sections_test_DEPENDENCIES): Define.
1883 (many_sections_test_LDFLAGS): Define.
1884 (BUILT_SOURCES): Add many_sections_define.h.
1885 (many_sections_define.h): New target.
1886 (BUILT_SOURCES): Add many_sections_check.h.
1887 (many_sections_check.h): New target.
1888 (check_PROGRAMS): Add many_sections_r_test.
1889 (many_sections_r_test_SOURCES): Define.
1890 (many_sections_r_test_DEPENDENCIES): Define.
1891 (many_sections_r_test_LDFLAGS): Define.
1892 (many_sections_r_test_LDADD): Define.
1893 (many_sections_r_test.o): New target.
1894 * testsuite/Makefile.in: Rebuild.
1895
c5818ff1
CC		 18962008-04-17 Cary Coutant <ccoutant@google.com>
1897
1898 * errors.cc (Errors::info): New function.
1899 (gold_info): New function.
1900 * errors.h (Errors::info): New function.
1901 * gold.h (gold_info): New function.
1902 * object.cc (Input_objects::add_object): Print trace output.
1903 * options.cc (options::parse_set): New function.
1904 (General_options::parse_wrap): Deleted.
1905 (General_options::General_options): Deleted initializer.
1906 * options.h (options::String_set): New typedef.
1907 (options::parse_set): New function.
1908 (DEFINE_set): New macro.
1909 (General_options::wrap): Changed to use DEFINE_set. Changed
1910 callers of any_wrap_symbols and is_wrap_symbol.
1911 (General_options::trace, General_options::trace_symbol):
1912 New options.
1913 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1914 (General_options::wrap_symbols_): Deleted.
1915 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1916
b5be4a7c
DM		 19172008-04-17 David S. Miller <davem@davemloft.net>
1918
1919 * options.cc (General_options::parse_V): New function.
1920 * options.h: Add entries for -V and -Qy.
1921
155a0dd7
ILT		 19222008-04-17 Ian Lance Taylor <iant@google.com>
1923
1924 * common.cc (Symbol_table::allocate_commons): Remove options
1925 parameter. Change caller.
1926 (Symbol_table::do_allocate_commons): Remove options parameter.
1927 Change caller. Just call do_allocate_commons_list twice.
1928 (Symbol_table::do_allocate_commons_list): New function, broken out
1929 of do_allocate_commons.
1930 * common.h (class Allocate_commons_task): Remove options_ field.
1931 Update constructor.
1932 * symtab.cc (Symbol_table::Symbol_table): Initialize
1933 tls_commons_.
1934 (Symbol_table::add_from_object): Put TLS common symbols on
1935 tls_commons_ list.
1936 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1937 which are IN_OUTPUT_DATA.
1938 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1939 allocate_commons and do_allocate_commons declarations. Declare
1940 do_allocate_commons_list.
1941 * gold.cc (queue_middle_tasks): Update creation of
1942 Allocate_commons_task to not pass options.
1943 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1944 (TLS_TEST_C_FLAGS): New variable.
1945 (tls_test_c_pic.o): New target.
1946 (tls_test_shared.so): Link in tls_test_c_pic.o.
1947 (tls_test_c_pic_ie.o): New target.
1948 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1949 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1950 (tls_test_c.o): New target.
1951 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1952 (tls_pic_test_LDADD): Likewise.
1953 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1954 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1955 (tls_test_c_gnu2.o): New target.
1956 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1957 tls_test_c_gnu2.o.
1958 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1959 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1960 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1961 * testsuite/tls_test.cc: Include "config.h".
1962 (t_last): Call t11_last.
1963 * testsuite/tls_test.h (t11, t11_last): Declare.
1964 * testsuite/tls_test_c.c: New file.
1965 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1966 * configure.ac: Check for OpenMP support.
1967 * configure, config.in, Makefile.in: Rebuild.
1968 * testsuite/Makefile.in: Rebuild.
1969
edfbb029
CC		 19702008-04-16 Cary Coutant <ccoutant@google.com>
1971
1972 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1973 (Target_i386::tls_base_symbol_defined_): New field.
1974 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1975 (Target_i386::Scan::global): Likewise.
1976 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1977 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1978 (Target_x86_64::tls_base_symbol_defined_): New field.
1979 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1980 (Target_x86_64::Scan::global): Likewise.
1981
f3c69fca
CC		 19822008-04-16 Cary Coutant <ccoutant@google.com>
1983
1984 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1985 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1986 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1987 building shared libraries.
1988 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1989 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1990 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1991 * testsuite/Makefile.in: Rebuild.
1992 * testsuite/weak_undef.h: New file.
1993 * testsuite/weak_undef_file1.cc: Add extra test cases.
1994 * testsuite/weak_undef_file2.cc: Likewise.
1995 * testsuite/weak_undef_test.cc: Likewise.
1996
7c414435
DM		 19972008-04-16 David S. Miller <davem@davemloft.net>
1998
32b769e1
DM		 1999 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2000 Add issued_non_pic_error_ field. Declare check_non_pic.
2001 (Target_sparc::Scan::check_non_pic): New function.
2002 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2003 (Target_sparc::Scan::global): Likewise.
2004
11936fb1
DM		 2005 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2006 * configure: Rebuild.
2007
7c414435
DM		 2008 * options.h (DEFINE_enable): New macro.
2009 (new_dtags): New enable option.
2010 (initfirst, interpose, loadfltr, nodefaultlib,
2011 nodelete, nodlopen, nodump): New -z options.
2012 * layout.cc (Layout:finish_dynamic_section): If new
2013 dtags enabled, emit DT_RUNPATH. Also, emit a
2014 DT_FLAGS_1 containing any specified -z flags.
2015
85c7bf8b
ILT		 20162008-04-16 Ian Lance Taylor <iant@google.com>
2017
12c0daef
ILT		 2018 * copy-relocs.cc: New file.
2019 * copy-relocs.h: New file.
2020 * reloc.cc: Remove Copy_relocs code.
2021 * reloc.h: Likewise.
2022 * reloc-types.h (struct Reloc_types) [both versions]: Add
2023 get_reloc_addend_noerror.
2024 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2025 variants of add_global which take an addend which must be zero.
2026 * i386.cc: Include "copy-relocs.h".
2027 (class Target_i386): Change type of copy_relocs_ to variable,
2028 update initializer.
2029 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2030 Change all callers.
2031 (Target_i386::do_finalize_sections): Change handling of
2032 copy_relocs_.
2033 * sparc.cc: Include "copy-relocs.h".
2034 (class Target_sparc): Change type of copy_relocs_ to variable,
2035 update initializer.
2036 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2037 Change all callers.
2038 (Target_sparc::do_finalize_sections): Change handling of
2039 copy_relocs_.
2040 * x86_64.cc: Include "copy-relocs.h".
2041 (class Target_x86_64): Change type of copy_relocs_ to variable,
2042 update initializer.
2043 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2044 class. Change all callers.
2045 (Target_x86_64::do_finalize_sections): Change handling of
2046 copy_relocs_.
2047 * Makefile.am (CCFILES): Add copy-relocs.cc.
2048 (HFILES): Add copy-relocs.h.
2049
4f4995b6
ILT		 2050 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2051
85c7bf8b
ILT		 2052 * testsuite/script_test_4.sh: Permit leading zeroes.
2053
4f2a9edd
ILT		 20542008-04-15 Ian Lance Taylor <iant@google.com>
2055
e6188289
ILT		 2056 * script-sections.cc (Script_sections::create_segments): Use
2057 header_size_adjustment even when there is enough room for the
2058 headers.
2059 * testsuite/script_test_4.sh: New file.
2060 * testsuite/script_test_4.t: New file.
2061 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2062 (check_DATA): Add script_test_4.stdout.
2063 (MOSTLYCLEANFILES): Likewise.
2064 (script_test_4): New target.
2065 (script_test_4.stdout): New target.
2066 * testsuite/Makefile.in: Rebuild.
2067
4f2a9edd
ILT		 2068 * sparc.cc: Add definitions for Output_data_plt_sparc class
2069 constants.
2070
f5314dd5
DM		 20712008-04-14 David S. Miller <davem@davemloft.net>
2072
2073 * sparc.cc: New file.
2074 * Makefile.am (TARGETSOURCES): Add sparc.cc
2075 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2076 * configure.tgt: Document targ_extra_size and
2077 targ_extra_big_endian. Add entries for sparc-* and
2078 sparc64-*.
2079 * configure.ac: Handle targ_extra_size and
2080 targ_extra_big_endian.
2081 * Makefile.in: Rebuild.
2082 * configure: Likewise.
2083 * po/POTFILES.in: Likewise.
2084 * po/gold.pot: Likewise.
2085
154e0e9a
ILT		 20862008-04-14 Ian Lance Taylor <iant@google.com>
2087
2088 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2089 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2090 in the name/type/flags to section mapping. Don't call
2091 allocate_output_section.
2092 (Layout::choose_output_section): Change parameter from adjust_name
2093 to is_input_section. Don't permit input sections after sections
2094 are attached to segments. Don't call allocate_output_section.
2095 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2096 not write_enable_output_section.
2097 (Layout::make_output_section): Don't push to
2098 unattached_section_list_ nor call attach_to_segment. Call
2099 attach_section_to_segment if sections are attached.
2100 (Layout::attach_sections_to_segments): New function.
2101 (Layout::attach_section_to_segment): New function.
2102 (Layout::attach_allocated_section_to_segment): Rename from
2103 attach_to_segment. Remove flags parameter.
2104 (Layout::allocate_output_section): Remove function.
2105 (Layout::write_enable_output_section): Remove function.
2106 * layout.h (class Layout): Update for above changes. Add new
2107 field sections_are_attached_.
2108 * output.h (Output_section::update_flags_for_input_section): New
2109 function.
2110 * output.cc (Output_section::add_input_section): Call
2111 update_flags_for_input_section.
2112 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2113
009a67a2
CC		 21142008-04-11 Cary Coutant <ccoutant@google.com>
2115
2116 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2117 thought unnecessary.
2118 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2119
759b1a24
ILT		 21202008-04-11 Ian Lance Taylor <iant@google.com>
2121
2122 * output.h (class Output_section_data): Remove inline definition
2123 of set_addralign.
2124 * output.cc (Output_section_data::set_addralign): New function.
2125
c2b45e22
CC		 21262008-04-11 Cary Coutant <ccoutant@google.com>
2127
2128 Add support for TLS descriptors for i386 and x86_64.
2129 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2130 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2131 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2132 GOT_TYPE_TLS_DESC.
2133 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2134 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2135 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2136 relocations.
2137 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2138 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2139 Fix problem with initial-exec relocations.
2140 (Target_i386::Relocate::relocate_tls): Likewise.
2141 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2142 relaxation.
2143 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2144 support for section-plus-offset dynamic table entries.
2145 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2146 (Output_data_dynamic::Dynamic_entry): Add support for
2147 section-plus-offset dynamic table entries.
2148 (Output_data_dynamic::Classification): Likewise.
2149 (Output_data_dynamic::classification_): Renamed offset_.
2150 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2151 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2152 (Target_x86_64::make_plt_section): New function.
2153 (Target_x86_64::reserve_tlsdesc_entries): New function.
2154 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2155 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2156 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2157 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2158 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2159 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2160 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2161 add extra PLT entry for TLS descriptors.
2162 (Output_data_plt_x86_64::got_): New field.
2163 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2164 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2165 fields.
2166 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2167 descriptors.
2168 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2169 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2170 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2171 R_386_TLS_DESC_CALL relocations.
2172 (Target_x86_64::Scan::global): Likewise.
2173 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2174 for TLS descriptors.
2175 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2176 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2177 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2178 GD-to-IE relaxation.
2179 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2180 and TLS_DESCRIPTORS.
2181 * Makefile.in: Rebuild.
2182 * configure: Rebuild.
2183 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2184 (tls_test_shared2.so): New target.
2185 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2186 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2187 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2188 (tls_shared_gd_to_ie_test_LDADD): New variable.
2189 (tls_shared_gnu2_gd_to_ie_test): New target.
2190 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2191 New targets.
2192 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2193 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2194 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2195 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2196 (tls_shared_gnu2_test): New target.
2197 (tls_test_gnu2_shared.so): New target.
2198 (tls_shared_gnu2_test_SOURCES): New variable.
2199 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2200 (tls_shared_gnu2_test_LDFLAGS): New variable.
2201 (tls_shared_gnu2_test_LDADD): New variable.
2202 * testsuite/Makefile.in: Rebuild.
2203 * testsuite/Makefile.
2204
83bfb6b7
ILT		 22052008-04-11 Ian Lance Taylor <iant@google.com>
2206
2207 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2208 justsyms.t.
2209 * testsuite/Makefile.in: Rebuild.
2210
2211 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2212 long.
2213 * testsuite/script_test_2.cc (main): Adjust test.
2214
706e1f5e
ILT		 22152008-04-11 David S. Miller <davem@davemloft.net>
2216 Ian Lance Taylor <iant@google.com>
2217
2218 * options.h (General_options): Add entries for '-Y' and
2219 '-relax'.
2220 * options.cc (General_options:finalize): If -Y was used, add those
2221 entries to the library path instead of the default "/lib" and
2222 "/usr/lib".
2223
7c98e6bb
DM		 22242008-04-11 David S. Miller <davem@davemloft.net>
2225
2226 * testsuite/justsyms.t: Start at 0x100.
2227 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2228 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2229 long.
2230 * testsuite/script_test_2.cc: Adjust string and section length
2231 checks.
7c98e6bb 2232
99a37bfd
ILT		 22332008-04-09 Ian Lance Taylor <iant@google.com>
2234
2cefc357
ILT		 2235 PR gold/5996
2236 * script-sections.cc (Sections_element::allocate_to_segment): Add
2237 orphan parameter.
2238 (Output_section_definition::allocate_to_segment): Likewise.
2239 (Orphan_output_section::allocate_to_segment): Likewise.
2240 (Script_sections::attach_sections_using_phdrs_clause): Don't
2241 propagate non-PT_LOAD segments to orphan sections.
2242 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2243 readelf rather than objdump.
2244 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2245 .interp section and PT_INTERP segment are the same size.
2246 * testsuite/Makefile.in: Rebuild.
2247
99a37bfd
ILT		 2248 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2249 aliases for symbols defined in the same object.
2250 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2251 (weak_alias_test_SOURCES): New variable.
2252 (weak_alias_test_DEPENDENCIES): New variable.
2253 (weak_alias_test_LDFLAGS): New variable.
2254 (weak_alias_test_LDADD): New variable.
2255 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2256 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2257 (weak_alias_test_3.o): New target.
2258 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2259 * testsuite/weak_alias_test_main.cc: New file.
2260 * testsuite/weak_alias_test_1.cc: New file.
2261 * testsuite/weak_alias_test_2.cc: New file.
2262 * testsuite/weak_alias_test_3.cc: New file.
2263
780e49c5
ILT		 22642008-04-08 Ian Lance Taylor <iant@google.com>
2265
cdb0b8f5
ILT		 2266 * options.h (class General_options): Add --noinhibit-exec option.
2267 * main.cc (main): Check --noinhibit-exec.
2268
0864d551
ILT		 2269 * options.h (class General_options): Define --wrap as a special
2270 option. Add wrap_symbols_ field.
2271 (General_options::any_wrap_symbols): New function.
2272 (General_options::is_wrap_symbol): New function.
2273 * options.cc (General_options::parse_wrap): New function.
2274 (General_options::General_options): Initialize wrap_symbols_.
2275 * symtab.cc (Symbol_table::wrap_symbol): New function.
2276 (Symbol_table::add_from_object): Handle --wrap.
2277 * symtab.h (class Symbol_table): Declare wrap_symbol.
2278 * target.h (Target::wrap_char): New function.
2279 (Target::Target_info): Add wrap_char field.
2280 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2281 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2282 * testsuite/testfile.cc (Target_test::test_target_info):
2283 Likewise.
2284
789aa6de
ILT		 2285 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2286 there is one.
2287
2c38906f
ILT		 2288 * layout.h (class Layout): Add added_eh_frame_data_ field.
2289 * layout.cc (Layout::Layout): Initialize new field.
2290 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2291 output section until we find a section we merged successfully.
2292 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2293 that the size be non-zero.
2294
780e49c5
ILT		 2295 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2296 qualifier.
2297
7fcd0256
ILT		 22982008-04-08 Craig Silverstein <csilvers@google.com>
2299
2300 * configure.ac: Export new conditional variable HAVE_ZLIB.
2301 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2302 on HAVE_ZLIB.
2303 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2304 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2305
6835af53
ILT		 23062008-04-07 Ian Lance Taylor <iant@google.com>
2307
e24f324c
ILT		 2308 * version.cc (version_string): Set to "1.5".
2309
a036edd8
ILT		 2310 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2311 Add issued_non_pic_error_ field. Declare check_non_pic.
2312 (Target_x86_64::Scan::check_non_pic): New function.
2313 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2314 (Target_x86_64::Scan::global): Likewise.
2315
624f8810
ILT		 2316 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2317 addend parameter. Change caller. Handle merge sections.
2318 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2319 Address to Addend. Don't add in the result of
2320 local_section_offset, pass down the addend and use the returned
2321 value.
2322 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2323 Update declarations of local_section_offset and symbol_value.
2324 * testsuite/two_file_test_1.cc (t18): New function.
2325 * testsuite/two_file_test_2.cc (f18): New function.
2326 * testsuite/two_file_test_main.cc (main): Call t18.
2327 * testsuite/two_file_test.h (t18, f18): Declare.
2328
6835af53
ILT		 2329 * configure.ac: Don't test for objdump, c++filt, or readelf.
2330 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2331 conditionals.
2332 (TEST_READELF): New variable.
2333 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2334 (check_PROGRAMS): Add two_file_strip_test.
2335 (two_file_strip_test): New target.
2336 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2337 (two_file_same_shared_strip_test_SOURCES): New variable.
2338 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2339 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2340 (two_file_same_shared_strip_test_LDADD): New variable.
2341 (two_file_shared_strip.so): New target.
2342 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2343 (ver_test_5.syms, ver_test_7.syms): Likewise.
2344 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2345 (strip_test_3.stdout): Use TEST_OBJDUMP.
2346 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2347
86925eef
CC		 23482008-04-04 Cary Coutant <ccoutant@google.com>
2349
2350 * symtab.h (Symbol::is_weak_undefined): New function.
2351 (Symbol::is_strong_undefined): New function.
2352 (Symbol::is_absolute): New function.
2353 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2354 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2355 absolute symbols.
2356 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2357 (weak_undef_test): New target.
2358 * testsuite/Makefile.in: Rebuild.
2359 * testsuite/weak_undef_file1.cc: New file.
2360 * testsuite/weak_undef_file2.cc: New file.
2361 * testsuite/weak_undef_test.cc: New file.
2362
126f3ece
ILT		 23632008-04-03 Craig Silverstein <csilvers@google.com>
2364
2365 * compressed_output.h (class Output_compressed_section): Use
2366 unsigned buffer.
2367 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2368 add zlib header.
2369 (zlib_compressed_suffix): Removed.
2370 (Output_compressed_section::set_final_data_size): Use unsigned
2371 buffers.
2372 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2373 Fix linker invocation.
2374 (flagstest_o_specialfile_and_compress_debug_sections):
2375 Likewise.
2376 * testsuite/Makefile.in: Regenerated.
2377
deae2a14
DM		 23782008-04-02 David S. Miller <davem@davemloft.net>
2379
2380 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2381 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2382
70752818
ILT		 23832008-04-02 Craig Silverstein <csilvers@google.com>
2384
2385 * TODO: New file.
2386
39d0cb0e
ILT		 23872008-04-02 Ian Lance Taylor <iant@google.com>
2388
2389 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2390 parameters. Update for new key type to views_. Change all
2391 callers.
2392 (File_read::read): Adjust for byteshift in returned view.
2393 (File_read::add_view): New function, broken out of
2394 find_and_make_view.
2395 (File_read::make_view): New function, broken out of
2396 find_and_make_view.
2397 (File_read::find_or_make_view): Add offset and aligned
2398 parameters. Rewrite accordingly. Change all callers.
2399 (File_read::get_view): Add offset and aligned parameters. Adjust
2400 for byteshift in return value.
2401 (File_read::get_lasting_view): Likewise.
2402 * fileread.h (class File_read): Update declarations.
2403 (class File_read::View): Add byteshift_ field. Add byteshift to
2404 constructor. Add byteshift method.
2405 * archive.h (Archive::clear_uncached_views): New function.
2406 (Archive::get_view): Add aligned parameter. Change all callers.
2407 * object.h (Object::get_view): Add aligned parameter. Change all
2408 callers.
2409 (Object::get_lasting_view): Likewise.
2410
2411 * fileread.cc (File_read::release): Don't call clear_views if
2412 there are multiple objects.
2413 * fileread.h (File_read::clear_uncached_views): New function.
2414 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2415 on the archive.
2416
a1207466
CC		 24172008-03-31 Cary Coutant <ccoutant@google.com>
2418
2419 Add thin archive support.
2420 * archive.cc (Archive::armagt): New const.
2421 (Archive::setup): Remove task parameter and calls to unlock.
2422 (Archive::unlock_nested_archives): New function.
2423 (Archive::read_header): Add nested_off parameter. Change
2424 all callers.
2425 (Archive::interpret_header): Likewise.
2426 (Archive::include_all_members): Change to handle thin
2427 archives.
2428 (Archive::include_member): Likewise.
2429 * archive.h (Archive::Archive): Add new parameters and
2430 initializers.
2431 (Archive::armagt): New const.
2432 (Archive::setup): Remove task parameter.
2433 (Archive::unlock_nested_archives): New function.
2434 (Archive::read_header): Add nested_off parameter.
2435 (Archive::interpret_header): Likewise.
2436 (Archive::Nested_archive_table): New typedef.
2437 (Archive::is_thin_archive_): New field.
2438 (Archive::nested_archives_): New field.
2439 (Archive::options_): New field.
2440 (Archive::dirpath_): New field.
2441 (Archive::task_): New field.
2442 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2443 for thin archives. Pass additional parameters to
2444 Archive::Archive. Unlock the archive file after calling
2445 Archive::setup.
cd536b21 2446
479f6503
ILT		 24472008-03-29 Ian Lance Taylor <iant@google.com>
2448
686c8caf
ILT		 2449 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2450 version symbol to be local.
2451 * testsuite/ver_test_4.sh: New file.
2452 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2453 (check_DATA): Add ver_test_4.syms.
2454 (ver_test_4.syms): New target.
2455 * testsuite/Makefile.in: Rebuild.
2456
ab794b6b
ILT		 2457 * output.cc
2458 (Output_section::Input_section_sort_entry::has_priority): New
2459 function.
2460 (Output_section::Input_section_sort_entry::match_file_name): New
2461 function.
2462 (Output_section::Input_section_sort_entry::match_section_name):
2463 Remove.
2464 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2465 Remove.
2466 (Output_section::Input_section_sort_entry::match_section_file):
2467 Remove.
2468 (Output_section::Input_section_sort_compare::operator()): Rewrite
2469 using new Input_section_sort_entry functions. Sort crtbegin and
2470 crtend first. Sort sections with no priority before sections with
2471 a priority.
2472 * testsuite/initpri1.c (d3): Check j != 4.
2473 (cd5): New constructor/destructor function.
2474 (main): Check j != 2.
2475
479f6503
ILT		 2476 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2477 new symbol when resolving, don't call set_is_default.
2478 * testsuite/ver_test_7.cc: New file.
2479 * testsuite/ver_test_7.sh: New file.
2480 * testsuite/Makefile.am (ver_test_7.so): New target.
2481 (ver_test_7.o): New target.
2482 (check_SCRIPTS): Add ver_test_7.sh.
2483 (check_DATA): Add ver_test_7.syms.
2484 (ver_test_7.syms): New target.
2485
2fd32231
ILT		 24862008-03-28 Ian Lance Taylor <iant@google.com>
2487
2488 * layout.cc (Layout::layout): If we see an input section with a
2489 name that needs sorting, set the must_sort flag for the output
2490 section.
2491 (Layout::make_output_section): If the name of the output section
2492 indicates that it might require sorting, set the may_sort flag.
2493 * output.h (Output_section::may_sort_attached_input_sections): New
2494 function.
2495 (Output_section::set_may_sort_attached_input_sections): New
2496 function.
2497 (Output_section::must_sort_attached_input_sections): New
2498 function.
2499 (Output_section::set_must_sort_attached_input_sections): New
2500 function.
2501 (class Output_section): Declare Input_section_sort_entry. Define
2502 Input_section_sort_compare. Declare
2503 sort_attached_input_sections. Add new fields:
2504 may_sort_attached_input_sections_,
2505 must_sort_attached_input_sections_,
2506 attached_input_sections_are_sorted_.
2507 * output.cc (Output_section::Output_section): Initialize new
2508 fields.
2509 (Output_section::add_input_section): Add an entry to
2510 input_sections_ if may_sort or must_sort are true.
2511 (Output_section::set_final_data_size): Call
2512 sort_attached_input_sections if necessary.
2513 (Output_section::Input_section_sort_entry): Define new class.
2514 (Output_section::Input_section_sort_compare::operator()): New
2515 function.
2516 (Output_section::sort_attached_input_sections): New function.
2517 * configure.ac: Check whether the compiler supports constructor
2518 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2519 * testsuite/initpri1.c: New file.
2520 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2521 CONSTRUCTOR_PRIORITY.
2522 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2523 (initpri1_LDFLAGS): New variable.
2524 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2525
18e6b24e
ILT		 25262008-03-27 Ian Lance Taylor <iant@google.com>
2527
49bdd526
ILT		 2528 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2529 * testsuite/common_test_1.c: New file.
2530 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2531 (common_test_1_SOURCES): New variable.
2532 (common_test_1_DEPENDENCIES): New variable.
2533 (common_test_1_LDFLAGS): New variable.
2534
18e6b24e
ILT		 2535 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2536 and commons_ correctly when NAME/VERSION does not override
2537 NAME/NULL.
2538 * testsuite/ver_test_6.c: New file.
2539 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2540 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2541 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2542
04bf7072
ILT		 25432008-03-26 Ian Lance Taylor <iant@google.com>
2544
5871526f
ILT		 2545 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2546 of an undefined symbol from a version script.
2547 * testsuite/Makefile.am (ver_test_5.so): New target.
2548 (ver_test_5.o): New target.
2549 (check_SCRIPTS): Add ver_test_5.sh.
2550 (check_DATA): Add ver_test_5.syms.
2551 (ver_test_5.syms): New target.
2552 * testsuite/ver_test_5.cc: New file.
2553 * testsuite/ver_test_5.script: New file.
2554 * testsuite/ver_test_5.sh: New file.
2555 * Makefile.in, testsuite/Makefile.in: Rebuild.
2556
04bf7072
ILT		 2557 PR gold/5986
2558 Fix problems building gold with gcc 4.3.0.
2559 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2560 (gold_error_at_location, gold_warning_at_location): Use it.
2561 * configure.ac: Check whether we can compile and use a template
2562 function with a printf attribute.
2563 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2564 when jumping over bytes.
2565 * object.cc: Instantiate Object::read_section_data.
2566 * debug.h: Include <cstring>
2567 * dwarf_reader.cc: Include <algorithm>
2568 * main.cc: Include <cstring>.
2569 * options.cc: Include <cstring>.
2570 * output.cc: Include <cstring>.
2571 * script.cc: Include <cstring>.
2572 * script.h: Include <string>.
2573 * symtab.cc: Include <cstring> and <algorithm>.
2574 * target-select.cc: Include <cstring>.
2575 * version.cc: Include <string>.
2576 * testsuite/testmain.cc: Include <cstdlib>.
2577 * configure, config.in: Rebuild.
2578
874c5b28
ILT		 25792008-03-25 Ian Lance Taylor <iant@google.com>
2580
819d6c3a
ILT		 2581 * options.cc: Include "../bfd/bfdver.h".
2582 (options::help): Print bug reporting address.
2583
f4b2c6f5
ILT		 2584 * version.cc (print_version): Adjust output for current value of
2585 BFD_VERSION_STRING.
2586
2587 * NEWS: New file.
2588
e96caa79
ILT		 2589 * options.cc (options::help): Print list of supported targets.
2590 * target-select.h: Include <vector>.
2591 (class Target_selector): Make machine_, size_, and is_big_endian_
2592 fields const. Add bfd_name_ and instantiated_target_ fields.
2593 (Target_selector::Target_selector): Add bfd_name parameter.
2594 (Target_selector::recognize): Make non-virtual, call
2595 do_recognize.
2596 (Target_selector::recognize_by_name): Make non-virtual, call
2597 do_recognize_by_name.
2598 (Target_selector::supported_names): New function.
2599 (Target_selector::bfd_name): New function.
2600 (Target_selector::do_instantiate_target): New pure virtual
2601 function.
2602 (Target_selector::do_recognize): New virtual function.
2603 (Target_selector::do_recognize_by_name): New virtual function.
2604 (Target_selector::instantiate_target): New private function.
2605 (supported_target_names): Declare.
2606 * target-select.cc (Target_selector::Target_selector): Update for
2607 new parameter and fields.
2608 (select_target_by_name): Check that the name matches before
2609 calling recognize_by_name.
2610 (supported_target_names): New function.
2611 * i386.cc (class Target_selector_i386): Update Target_selector
2612 constructor call. Remove recognize and recognize_by_name. Add
2613 do_instantiate_target.
2614 * x86_64.cc (class Target_selector_x86_64): Likewise.
2615 * testsuite/testfile.cc (class Target_selector_test): Update for
2616 changes to Target_selector.
2617
874c5b28
ILT		 2618 * README: Rewrite, with some notes on unsupported features.
2619
0a65a3a7
CC		 26202008-03-24 Cary Coutant <ccoutant@google.com>
2621
2622 * i386.cc (Target_i386::Got_type): New enum declaration.
2623 (Target_i386::Scan::local): Updated callers of Output_data_got
2624 member functions.
2625 (Target_i386::Scan::global): Likewise.
2626 (Target_i386::Relocate::relocate): Likewise.
2627 (Target_i386::Relocate::relocate_tls): Likewise.
2628 * object.h (Got_offset_list): New class.
2629 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2630 (Sized_relobj::local_got_offset): Likewise.
2631 (Sized_relobj::set_local_got_offset): Likewise.
2632 (Sized_relobj::local_has_tls_got_offset): Removed.
2633 (Sized_relobj::local_tls_got_offset): Removed.
2634 (Sized_relobj::set_local_tls_got_offset): Removed.
2635 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2636 * output.cc (Output_data_got::add_global): Added got_type parameter.
2637 (Output_data_got::add_global_with_rel): Likewise.
2638 (Output_data_got::add_global_with_rela): Likewise.
2639 (Output_data_got::add_global_pair_with_rel): New function.
2640 (Output_data_got::add_global_pair_with_rela): New function.
2641 (Output_data_got::add_local): Added got_type parameter.
2642 (Output_data_got::add_local_with_rel): Likewise.
2643 (Output_data_got::add_local_with_rela): Likewise.
2644 (Output_data_got::add_local_pair_with_rel): New function.
2645 (Output_data_got::add_local_pair_with_rela): New function.
2646 (Output_data_got::add_global_tls): Removed.
2647 (Output_data_got::add_global_tls_with_rel): Removed.
2648 (Output_data_got::add_global_tls_with_rela): Removed.
2649 (Output_data_got::add_local_tls): Removed.
2650 (Output_data_got::add_local_tls_with_rel): Removed.
2651 (Output_data_got::add_local_tls_with_rela): Removed.
2652 * output.h (Output_data_got::add_global): Added got_type parameter.
2653 (Output_data_got::add_global_with_rel): Likewise.
2654 (Output_data_got::add_global_with_rela): Likewise.
2655 (Output_data_got::add_global_pair_with_rel): New function.
2656 (Output_data_got::add_global_pair_with_rela): New function.
2657 (Output_data_got::add_local): Added got_type parameter.
2658 (Output_data_got::add_local_with_rel): Likewise.
2659 (Output_data_got::add_local_with_rela): Likewise.
2660 (Output_data_got::add_local_pair_with_rel): New function.
2661 (Output_data_got::add_local_pair_with_rela): New function.
2662 (Output_data_got::add_global_tls): Removed.
2663 (Output_data_got::add_global_tls_with_rel): Removed.
2664 (Output_data_got::add_global_tls_with_rela): Removed.
2665 (Output_data_got::add_local_tls): Removed.
2666 (Output_data_got::add_local_tls_with_rel): Removed.
2667 (Output_data_got::add_local_tls_with_rela): Removed.
2668 * resolve.cc (Symbol::override_base_with_special): Removed
2669 reference to has_got_offset_ field.
2670 * symtab.cc (Symbol::init_fields): Replaced initialization
2671 of got_offset_ with got_offsets_. Removed initialization
2672 of has_got_offset_
53fcba31 2673 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2674 (Symbol::got_offset): Likewise.
2675 (Symbol::set_got_offset): Likewise.
2676 (Symbol::has_tls_got_offset): Removed.
2677 (Symbol::tls_got_offset): Removed.
2678 (Symbol::set_tls_got_offset): Removed.
2679 (Symbol::got_offset_): Removed.
2680 (Symbol::tls_mod_got_offset_): Removed.
2681 (Symbol::tls_pair_got_offset_): Removed.
2682 (Symbol::got_offsets_): New field.
2683 (Symbol::has_got_offset): Removed.
2684 (Symbol::has_tls_mod_got_offset): Removed.
2685 (Symbol::has_tls_pair_got_offset): Removed.
2686 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2687 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2688 member functions.
2689 (Target_x86_64::Scan::global): Likewise.
2690 (Target_x86_64::Relocate::relocate): Likewise.
2691 (Target_x86_64::Relocate::relocate_tls): Likewise.
2692
bd52eafb
BE		 26932008-03-25 Ben Elliston <bje@au.ibm.com>
2694
2695 * yyscript.y: Fix spelling error in comment.
2696
8b105e34
ILT		 26972008-03-24 Ian Lance Taylor <iant@google.com>
2698
8ed814a9
ILT		 2699 * options.h (class General_options): Define build_id option.
2700 * layout.h (class Layout): Declare write_build_id, create_note,
2701 create_build_id. Add build_id_note_ member.
2702 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2703 "libiberty.h", "md5.h", "sha1.h".
2704 (Layout::Layout): Initialize eh_frame_data_,
2705 eh_frame_hdr_section_, and build_id_note_.
2706 (Layout::finalize): Call create_build_id.
2707 (Layout::create_note): New function, broken out of
2708 Layout::create_gold_note.
2709 (Layout::create_gold_note): Call create_note.
2710 (Layout::create_build_id): New function.
2711 (Layout::write_build_id): New function.
2712 (Close_task_runner::run): Call write_build_id.
2713
8b105e34
ILT		 2714 * x86_64.cc: Correct license to GPLv3.
2715
086a1841
ILT		 27162008-03-23 Ian Lance Taylor <iant@google.com>
2717
2718 * options.cc: Include "demangle.h".
2719 (parse_optional_string): New function.
2720 (parse_long_option): Handle takes_optional_argument.
2721 (parse_short_option): Update dash_z initializer. Handle
2722 takes_optional_argument.
2723 (General_options::General_options): Initialize do_demangle_.
2724 (General_options::finalize): Set do_demangle_. Handle demangling
2725 style.
2726 * options.h (parse_optional_string): Declare.
2727 (struct One_option): Add optional_arg field. Update constructor.
2728 Update call constructor calls. Add takes_optional_argument
2729 function.
2730 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2731 (DEFINE_optional_string): Define.
2732 (General_options::demangle): Change from DEFINE_bool to
2733 DEFINE_optional_string.
2734 (General_options::no_demangle): New function.
2735 (General_options::do_demangle): New function.
2736 (General_options::set_do_demangle): New function.
2737 (General_options::execstack_status_): Move definition to end of
2738 class definition.
2739 (General_options::static_): Likewise.
2740 (General_options::do_demangle_): New field.
2741 * object.cc (big_endian>::get_symbol_location_info): Call
2742 Options::do_demangle, not Options::demangle.
2743 * symtab.cc (demangle): Likewise.
2744
cbb93e63
ILT		 27452008-03-22 Ian Lance Taylor <iant@google.com>
2746
2747 * gold.h: Include <cstddef> and <sys/types.h>
2748 * options.h: Include <cstring>.
2749
ec531623
ILT		 27502008-03-21 Ian Lance Taylor <iant@google.com>
2751
2752 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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