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15d5fa16
ILT		 12009-03-01 Ian Lance Taylor <iant@google.com>
2
3 * configure.ac: Check for byteswap.h.
4 * configure: Rebuild.
5 * config.in: Rebuild.
6
8a4c0b0d
ILT		 72009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8
9 * layout.cc (Layout::find_or_add_kept_section): New function.
10 (Layout::add_comdat): Removed.
11 * layout.h (struct Kept_section): Move out of class Layout.
12 Remove trailing underscores from field names. Add group_sections
13 field. Rename group_ field to is_group. Change all uses.
14 (class Layout): Declare find_or_add_kept_section, not add_comdat.
15 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
16 comdat_groups_ field.
17 (Sized_relobj::include_section_group): Use
18 find_or_add_kept_section and Kept_section::group_sections.
19 (Sized_relobj::include_linkonce_section): Likewise.
20 * object.cc (class Sized_relobj): Don't define Comdat_group or
21 Comdat_group_table. Remove find_comdat_group and
22 add_comdat_group. Remove comdat_groups_ field.
23 * plugin.cc (include_comdat_group): Use
24 Layout::find_or_add_kept_section.
25
b4ecf66b
ILT		 262009-02-28 Ian Lance Taylor <iant@google.com>
27
14359ca0
ILT		 28 * README: --gc-sections and map files are now supported. Document
29 some build requirements.
30
b4ecf66b
ILT		 31 PR 6992
32 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
33 relocatable link set the value of the section symbol to zero.
34 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
35 relocatable link don't include the section address in the local
36 symbol value.
37
0602e05a
ILT		 382009-02-27 Ian Lance Taylor <iant@google.com>
39
fd9d194f
ILT		 40 PR 6811
41 * options.h (class Search_directory): Add is_system_directory.
42 (class General_options): Declare is_in_system_directory.
43 * options.cc (get_relative_sysroot): Make static.
44 (get_default_sysroot): Make static.
45 (General_optoins::is_in_system_directory): New function.
46 * fileread.cc (Input_file::is_in_system_directory): New function.
47 * fileread.h (class Input_file): Declare is_in_system_directory.
48 * object.h (class Object): Add is_in_system_directory.
49 (class Input_objects): Remove system_library_directory_ field.
50 * object.cc (Input_objects::add_object): Don't set
51 system_library_directory_.
52 (input_objects::found_in_system_library_directory): Remove.
53 * symtab.cc (Symbol_table::write_globals): Remove input_objects
54 parameter. Change all callers.
55 (Symbol_table::sized_write_globals): Likewise.
56 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
57 Call Object::is_in_system_directory.
58 * symtab.h (class Symbol_table): Update declarations.
59
61edd21f
ILT		 60 PR 5990
61 * descriptors.h (Open_descriptor): Add is_on_stack field.
62 * descriptors.cc (Descriptors::open): If the descriptor is on the
63 top of the stack, remove it. Initialize is_on_stack field.
64 (Descriptors::release): Only add pod to stack if it is not on the
65 stack already.
66 (Descriptors::close_some_descriptor): Clear stack_next and
67 is_on_stack fields.
68
e29e076a
ILT		 69 PR 7091
70 * output.cc (Output_section::find_starting_output_address): Rename
71 from starting_output_address; add PADDR parameter; change return
72 type.
73 * output.h (class Output_section): Declare
74 find_starting_output_address instead of starting_output_address.
75 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
76 section symbol for which we can't find a merge section.
77
0602e05a
ILT		 78 PR 9836
79 * symtab.cc (Symbol_table::add_from_object): If the visibility is
80 hidden or internal, force the symbol to be local.
81 * resolve.cc (Symbol::override_visibility): Define.
82 (Symbol::override_base): Use override_visibility.
83 (Symbol_table::resolve): Likewise.
84 (Symbol::override_base_with_special): Likewise.
85 (Symbol_table::override_with_special): If the visibility is hidden
86 or internal, force the symbol to be local.
87 * symtab.h (class Symbol): Add set_visibility and
88 override_visibility.
89 * testsuite/ver_test_1.sh: New file.
90 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
91 (check_DATA): Add ver_test_1.syms.
92 (ver_test_1.syms): New target.
93 * testsuite/Makefile.in: Rebuild.
94
401a9a73
CC		 952009-02-25 Cary Coutant <ccoutant@google.com>
96
97 * layout.cc (Layout::choose_output_section): Don't rename sections
98 when using a linker script that has a SECTIONS clause.
99 * Makefile.in: Regenerate.
100
101 * testsuite/Makefile.am (script_test_5.sh): New test case.
102 * testsuite/Makefile.in: Regenerate.
103 * testsuite/script_test_5.cc: New file.
104 * testsuite/script_test_5.sh: New file.
105 * testsuite/script_test_5.t: New file.
106
f488e4b0
CC		 1072009-02-13 Rafael Avila de Espindola <espindola@google.com>
108
109 * archive.cc (Archive::include_member): Update calls to add_symbols.
110 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
111 the Layout argument.
112 * dynobj.h (do_add_symbols): Add the Layout argument.
113 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
114 Layout argument.
115 * object.h (Object::add_symbols): Add the Layout argument.
116 (Object::do_add_symbols): Add the Layout argument.
117 (Sized_relobj::do_add_symbols): Add the Layout argument.
118 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
119 Unify the two versions.
120 (Add_plugin_symbols): Remove.
121 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
122 (Sized_pluginobj::do_add_symbols): Unify the two versions.
123 (Add_plugin_symbols): Remove.
124 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
125 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
126 (Add_symbols::run): Make it work with Pulginobj.
127
89dd1680
ILT		 1282009-02-06 Ian Lance Taylor <iant@google.com>
129
130 * object.cc (Sized_relobj::do_layout): Make info message start
131 with lower case letter.
132
266d0a74
ILT		 1332009-02-06 Mikolaj Zalewski <mikolajz@google.com>
134
602b464e
ILT		 135 * binary.cc: Fix file comment.
136
266d0a74
ILT		 137 * options.h (enum Incremental_disposition): Define.
138 (class General_options): Add new options: --incremental,
139 --incremental_changed, --incremental_unchanged,
140 --incremental_unknown. Add incremental_disposition_ and
141 implicit_incremental_ fields.
142 (General_options::incremental_disposition): New function.
143 (class Position_dependent_options): Add incremental_disposition
144 option.
145 (Position_dependent_options::copy_from_options): Set incremental
146 dispositions.
147 * options.cc (General_options::parse_incremental_changed): New
148 function.
149 (General_options::parse_incremental_unchanged): New function.
150 (General_options::parse_incremental_unknown): New function.
151 (General_options::General_options): Initialize new fields
152 incremental_disposition_ and implicit_incremental_.
153 (General_options::finalize): Check for uasge of --incremental-*
154 without --incremental.
155
f073bbf7
CD		 1562009-02-06 Chris Demetriou <cgd@google.com>
157
158 * gold.h (gold_undefined_symbol): Change to take only a Symbol
159 pointer and to report location as the file name associated with
160 the symbol.
161 (gold_undefined_symbol_at_location): New function to replace the
162 old gold_undefined_symbol functionality.
163 * target-reloc.h (relocate_section): Update to use
164 gold_undefined_symbol_at_location.
165 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
166 Call gold_undefined_symbol function rather than gold_error.
167 * errors.h (Errors::undefined_symbol): Take location as a
168 string, rather than calculating it from a relocation.
169 * errors.cc (Errors::fatal): Print "fatal error:" before the
170 formatted message.
171 (Errors::error, Errors::error_at_location): Print "error: "
172 before the formatted message.
173 (Errors::undefined_symbol): Take location as a string, rather
174 than calculating it from a relocation.
175 (gold_undefined_symbol_at_location): New function akin to
176 old gold_undefined_symbol, calculates location from relocation.
177 (gold_undefined_symbol): Change to take only a Symbol pointer
178 and to report location as the file name associated with the symbol.
179 * testsuite/debug_msg.sh: Update for changed error messages.
180 * testsuite/undef_symbol.sh: Likewise.
181
8e94a90c
ILT		 1822009-02-04 Duncan Sands <baldrick@free.fr>
183
184 PR 9812
185 * reduced_debug_output.h
186 (Output_reduced_debug_abbrev_section::failed): Use format for
187 gold_warning.
188 (Output_reduced_debug_info_section::faild): Likewise.
189
88a0e15b
ILT		 1902009-01-31 Mikolaj Zalewski <mikolajz@google.com>
191
192 * script.cc (Lazy_demangler): New class.
193 (Version_script_info::get_symbol_version_helper): Demangle a
194 symbol only once.
195
5efc7cd2
CC		 1962009-01-29 Cary Coutant <ccoutant@google.com>
197
198 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
199 to __tls_get_addr.
200 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
201
e0ebcf42
ILT		 2022009-01-28 Ian Lance Taylor <iant@google.com>
203
5efc7cd2 204 * version.cc (version_string): Bump to 1.9.
75fe7426 205
e0ebcf42
ILT		 206 * gold.h: Include <cstring> and <stdint.h>.
207 * version.cc: Include <cstdio>.
208 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
209 warning.
210 * reduced_debug_output.cc (insert_into_vector): Rename from
211 Insert_into_vector; change all callers. Use Swap_unaligned to
212 avoid aliasing issue; remove union since it is unnecessary.
213
8e2813be 2142009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 215
216 * Makefile.am (CCFILES): Add gc.cc.
217 (HFILES): Add gc.h.
218 * Makefile.in: Regenerate.
219 * gold.cc (Gc_runner): New class.
220 (queue_initial_tasks): Call garbage collection related tasks
221 when corresponding options are invoked.
222 (queue_middle_gc_tasks): New function.
223 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
224 processed early before laying out sections during garbage collection.
225 * gold.h (queue_middle_gc_tasks): New function.
226 (is_prefix_of): Move from "layout.cc".
227 * i386.cc (Target_i386::gc_process_relocs): New function.
228 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
229 * main.cc (main): Create object of class "Garbage_collection".
230 * object.cc (Relobj::copy_symbols_data): New function.
231 (Relobj::is_section_name_included): New function.
232 (Sized_relobj::do_layout): Allow this function to be called twice
233 during garbage collection and defer layout of section during the
234 first call.
235 * object.h (Relobj::get_symbols_data): New function.
236 (Relobj::is_section_name_included): New function.
237 (Relobj::copy_symbols_data): New function.
238 (Relobj::set_symbols_data): New function.
239 (Relobj::get_relocs_data): New function.
240 (Relobj::set_relocs_data): New function.
241 (Relobj::is_output_section_offset_invalid): New pure virtual function.
242 (Relobj::gc_process_relocs): New function.
243 (Relobj::do_gc_process_relocs): New pure virtual function.
244 (Relobj::sd_): New data member.
245 (Sized_relobj::is_output_section_offset_invalid): New function.
246 (Sized_relobj::do_gc_process_relocs): New function.
247 * options.h (General_options::gc_sections): Modify to not be a no-op.
248 (General_options::print_gc_sections): New option.
249 * plugin.cc (Plugin_finish::run): Remove function call to
250 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
251 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
252 * reloc.cc (Read_relocs::run): Add task to process relocs and
253 determine unreferenced sections when doing garbage collection.
254 (Gc_process_relocs): New class.
255 (Sized_relobj::do_gc_process_relocs): New function.
256 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
257 sections that are garbage collected.
258 * reloc.h (Gc_process_relocs): New class.
259 * sparc.cc (Target_sparc::gc_process_relocs): New function.
260 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
261 symbols whose corresponding sections are garbage collected.
262 (Symbol_table::Symbol_table): Add new parameter for the garbage
263 collection object.
264 (Symbol_table::gc_mark_undef_symbols): New function.
265 (Symbol_table::gc_mark_symbol_for_shlib): New function.
266 (Symbol_table::gc_mark_dyn_syms): New function.
267 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
268 as garbage.
269 (Symbol_table::add_from_object): Likewise.
270 (Symbol_table::add_from_relobj): When building shared objects, do not
271 treat externally visible symbols as garbage.
272 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
273 table information for static and relocatable links.
274 * symtab.h (Symbol_table::set_gc): New function.
275 (Symbol_table::gc): New function.
276 (Symbol_table::gc_mark_undef_symbols): New function.
277 (Symbol_table::gc_mark_symbol_for_shlib): New function.
278 (Symbol_table::gc_mark_dyn_syms): New function.
279 (Symbol_table::gc_): New data member.
280 * target.h (Sized_target::gc_process_relocs): New pure virtual
281 function.
282 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
283 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
284
3b293544
CF		 2852009-01-20 Chris Faylor <me.sourceware@sourceware.org>
286
287 * options.h (General_options::gc_sections): Define as a no-op for now.
288 (General_options::no_keep_memory): Ditto.
289 (General_options::Bshareable): Define.
290 * options.cc (General_options::finalize): Honor -Bshareable.
291
83d22aa8
AS		 2922009-01-20 Andreas Schwab <schwab@suse.de>
293
294 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
295 read the value in the contents, since we don't use it. Use the
296 template endianness when writing.
297 (Relocate::relocate): Use it for R_PPC_REL16_HA.
298
cd536b21
AS		 2992009-01-19 Andreas Schwab <schwab@suse.de>
300
301 * configure.tgt (powerpc64-*): Fix targ_obj.
302
99e9a495
ILT		 3032009-01-15 Ian Lance Taylor <iant@google.com>
304
305 * object.cc (Sized_relobj::write_local_symbols): Don't write out
306 local symbols when stripping all symbols.
307
bbbfea06
CC		 3082009-01-14 Cary Coutant <ccoutant@google.com>
309
99e9a495 310 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 311
0f7c0701
CC		 3122009-01-14 Cary Coutant <ccoutant@google.com>
313
314 * archive.cc (Archive::get_elf_object_for_member): Remove call
315 to File_read::claim_for_plugin.
316 * descriptors.cc (Descriptors::open): Remove reference to
317 is_claimed.
318 (Descriptors::claim_for_plugin): Remove.
319 * descriptors.h (Descriptors::claim_for_plugin): Remove.
320 (Descriptors::is_claimed): Remove.
321 (claim_descriptor_for_plugin): Remove.
322 * fileread.cc (File_read::claim_for_plugin): Remove.
323 * fileread.h (File_read::claim_for_plugin): Remove.
324 (File_read::descriptor): Reopen descriptor if necessary.
325 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
326 (Plugin_manager::all_symbols_read): Add task parameter. Change
327 all callers.
328 (Plugin_manager::get_input_file): New function.
329 (Plugin_manager::release_input_file): New function.
330 (Pluginobj::Pluginobj): Add filesize parameter and initialize
331 corresponding data member.
332 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
333 and pass to base constructor. Change all callers.
334 (get_input_file, release_input_file): New functions.
335 (make_sized_plugin_object): Add filesize parameter. Change all callers.
336 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
337 (Plugin_manager::all_symbols_read): Add task parameter.
338 (Plugin_manager::get_input_file): New function.
339 (Plugin_manager::release_input_file): New function.
340 (Plugin_manager::task_): New data member.
341 (Pluginobj::Pluginobj): Add filesize parameter.
342 (Pluginobj::filename): New function.
343 (Pluginobj::descriptor): New function.
344 (Pluginobj::filesize): New function.
345 (Pluginobj::filesize_): New data member.
346 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
347 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
348 File_read::claim_for_plugin; use Object::unlock to unlock the file.
349
350 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
351 with archive libraries.
352 * testsuite/Makefile.in: Regenerate.
353 * testsuite/plugin_test.c (struct sym_info): New type.
354 (get_input_file, release_input_file): New static variables.
355 (onload): Capture new transfer vector entries.
356 (claim_file_hook): Stop reading at end of file according to filesize.
357 Factor out parsing of readelf output into separate function.
358 (all_symbols_read_hook): Exercise get_input_file and release_input_file
359 APIs and get the source file name from the symbol table. Convert
360 source file name to corresponding object file name. Print info
361 message when adding new input files.
362 (parse_readelf_line): New function.
363 * testsuite/plugin_test_1.sh: Add checks for new info messages.
364 * testsuite/plugin_test_2.sh: Likewise.
365 * testsuite/plugin_test_3.sh: Likewise.
366 * testsuite/plugin_test_4.sh: New test case.
367
62a6d109
ILT		 3682009-01-07 Ian Lance Taylor <iant@google.com>
369
370 * version.cc (version_string): Bump to 1.8.
371
483620e8
CC		 3722008-12-23 Cary Coutant <ccoutant@google.com>
373
374 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
375 * plugin.cc (Plugin_manager::finish): Rename as
376 layout_deferred_objects. Move cleanup to separate function.
377 (Plugin_manager::cleanup): New function.
378 (Plugin_finish::run): Call layout_deferred_objects and cleanup
379 separately.
380 * plugin.h (Plugin_manager::finish): Rename as
381 layout_deferred_objects.
382 (Plugin_manager::cleanup): New function.
383 (Plugin_manager::cleanup_done): New field.
384
d66a9eb3
CC		 3852008-12-23 Cary Coutant <ccoutant@google.com>
386
387 * plugin.cc (is_visible_from_outside): New function.
388 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
389 so we don't return "IR only" status for exported symbols or -r links.
390
391 * testsuite/Makefile.am (plugin_test_3): New test case.
392 * testsuite/Makefile.in: Regenerate.
393 * testsuite/plugin_test_3.sh: New file.
394
5995b570
CC		 3952008-12-22 Cary Coutant <ccoutant@google.com>
396
397 * object.cc (Sized_relobj::layout_section): New function.
398 (Sized_relobj::do_layout): Defer layout of input sections until after
399 plugin has provided replacement files.
400 (Sized_relobj::do_layout_deferred_sections): New function.
401 * object.h (Relobj::set_section_offset): Remove virtual keyword.
402 (Relobj::layout_deferred_sections): New function.
403 (Relobj::do_layout_deferred_sections): New function.
404 (Sized_relobj::do_layout_deferred_sections): New function.
405 (Sized_relobj::layout_section): New function.
406 (Sized_relobj::Deferred_layout): New structure.
407 (Sized_relobj::deferred_layout_): New field.
408 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
409 Change all callers. Layout deferred sections.
410 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
411 references.
412 (Plugin_hook::run): Move code from do_plugin_hook inline.
413 (Plugin_hook::do_plugin_hook): Remove.
414 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
415 (Plugin_manager::finish): Renamed, was cleanup.
416 (Plugin_manager::should_defer_layout): New function.
417 (Plugin_manager::add_deferred_layout_object): New function.
418 (Plugin_manager::Deferred_layout_list): New type.
419 (Plugin_manager::deferred_layout_objects_): New field.
420 (Plugin_hook::do_plugin_hook): Remove.
421
ee769c88
ILT		 4222008-12-17 Ian Lance Taylor <iant@google.com>
423
424 * options.h (class General_options): Add --no case for
425 --export-dynamic.
426
abc8dcba
CC		 4272008-12-16 Cary Coutant <ccoutant@google.com>
428
429 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
430 vector.
431 (Plugin_manager::claim_file): Create plugin object even if
432 plugin did not call the add_symbols callback.
433 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
434 asking for more symbols than were added.
435 * testsuite/Makefile.am (plugin_test_1): Add test case with
436 no global symbols.
437 (empty.syms): New target.
438 * testsuite/Makefile.in: Regenerate.
439 * testsuite/plugin_test.c (claim_file_hook): Add new debug
440 message. Don't call add_symbols if no globals.
441 (all_symbols_read_hook): Don't provide replacement for empty
442 claimed file.
443
b0074644
ILT		 4442008-12-12 Ian Lance Taylor <iant@google.com>
445
68943102
ILT		 446 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
447 r_type == 0 for a local symbol with r_sym == 0.
448 (scan_relocatable_relocs): Pass r_sym to
449 local_non_section_strategy.
450 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
451 r_sym parameter.
452
b0074644
ILT		 453 * configure.ac: Update test for TLS descriptors: they are
454 supported as of glibc 2.9.
455 * configure: Rebuild.
456
c2508178
ILT		 4572008-12-11 Ian Lance Taylor <iant@google.com>
458
459 PR 7091
460 * target-reloc.h (Default_scan_relocatable_relocs): For each
461 function, map r_type == 0 to RELOC_DISCARD.
462
2756a258
CC		 4632008-12-10 Cary Coutant <ccoutant@google.com>
464
465 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
466 object to override a kept COMDAT group from a plugin object.
467
bb6f53d3
ILT		 4682008-12-09 Ian Lance Taylor <iant@google.com>
469
fbc558e1
ILT		 470 PR 7088
471 * yyscript.y (file_cmd): Handle INPUT.
472
bb6f53d3
ILT		 473 * testsuite/initpri1.c: Change all declarations to be full
474 prototypes by adding void, to avoid compiler warnings.
475
4674ecfc
CC		 4762008-12-05 Rafael Avila de Espindola <espindola@google.com>
477
478 * options.cc (General_options::parse_plugin_opt): New.
479 (General_options::add_plugin): The argument now is just the filename.
480 (General_options::add_plugin_option): New.
481 * options.h (plugin_opt): New.
482 (add_plugin): Change argument name.
483 (add_plugin_option): New.
484 * plugin.cc (Plugin::load): Don't parse the plugin option.
485 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
486 (Plugin::add_option): New.
487 (Plugin::args_): Change type.
488 (Plugin::filename_): New.
489 (Plugin_manager::add_plugin_option): New.
490 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
491 * testsuite/Makefile.in: Regenerate.
492
fd06b4aa
CC		 4932008-12-05 Cary Coutant <ccoutant@google.com>
494
495 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
496 Handle --strip-lto-sections option.
497 * options.h (strip_lto_sections): New option.
498
6c52134c
CC		 4992008-12-01 Cary Coutant <ccoutant@google.com>
500
501 * plugin.cc (ld_plugin_message): Change format parameter to const.
502 Fix mismatch between new[] and delete.
503
a45248e0
CC		 5042008-11-14 Cary Coutant <ccoutant@google.com>
505
506 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
507 instead of -1U.
508
c82fbeee
CS		 5092008-11-05 Craig Silverstein <csilvers@google.com>
510
511 * options.cc (General_options::parse_dynamic_list): New function.
512 * options.h (General_options): New flags dynamic_list,
513 dynamic_list_data, dynamic_list_cpp_new, and
514 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
515 (General_options::in_dynamic_list): New function.
516 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
517 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
518 (Lex::can_continue_name): Likewise.
519 (yylex): Likewise.
520 (read_script_file): New parameter script_options.
521 (read_dynamic_list): New function.
522 (Script_options::define_dynamic_list): New function.
523 (dynamic_list_keyword_parsecodes): New variable.
524 (dynamic_list_keywords): New variable.
525 * script.h (Script_options::define_dynamic_list): New function
526 prototype.
527 (read_dynamic_list): New function prototype.
528 * symtab.cc (strprefix): New macro.
529 (Symbol::should_add_dynsym_entry): Support dynamic_list,
530 dynamic_list_data, dynamic_list_cpp_new, and
531 dynamic_list_cpp_typeinfo.
532 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
533 (dynamic_list_expr): New rule.
534 (dynamic_list_nodes): Likewise.
535 (dynamic_list_node): Likewise.
536 * testsuite/Makefile.am (dynamic_list): New test.
537 * testsuite/Makefile.in: Regenerated.
538 * testsuite/dynamic_list.t: New file.
539 * testsuite/dynamic_list.sh: New file.
540
e0bb29a5
CS		 5412008-11-05 Craig Silverstein <csilvers@google.com>
542
543 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
544 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
545 (t11_last): Likewise.
546 * testsuite/ver_test_6.c (main): Likewise.
547
4e1e25e0
CC		 5482008-10-07 Cary Coutant <ccoutant@google.com>
549
550 * options.c (General_options::finalize): Add check for -static and
551 -shared.
552 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
553 is not empty.
554
92f03fcb
CC		 5552008-10-02 Cary Coutant <ccoutant@google.com>
556
557 * plugin.cc (make_sized_plugin_object): Fix conditional
558 compilation to work when not all targets are enabled.
559
fbd8a257
CC		 5602008-09-29 Cary Coutant <ccoutant@google.com>
561
562 * archive.cc (Archive::get_file_and_offset): Use filename instead
563 of name to get library path.
564 (Archive::include_member): Unlock external member of a thin archive.
565
566 * testsuite/Makefile.am (TEST_AR): New variable.
567 (thin_archive_test_1): New test.
568 (thin_archive_test_2): New test.
81636b3f
CC		 569 * testsuite/Makefile.in: Regenerate.
570 * testsuite/thin_archive_main.cc: New file.
571 * testsuite/thin_archive_test_1.cc: New file.
572 * testsuite/thin_archive_test_2.cc: New file.
573 * testsuite/thin_archive_test_3.cc: New file.
574 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 575
eff45813
CC		 5762008-09-29 Cary Coutant <ccoutant@google.com>
577
578 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
579 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
580 instead of -1U.
581 (Sized_relobj::do_finalize_local_symbols): Likewise.
582 (Sized_relobj::map_to_kept_section): Likewise.
583 * object.h (Sized_relobj::invalid_address): New constant.
584 (Sized_relobj::do_output_section_offset): Check for invalid_address
585 and return -1ULL.
586 * output.cc (Output_reloc::local_section_offset): Use constant
587 invalid_address instead of -1U.
588 (Output_reloc::get_address): Likewise.
589 (Output_section::output_address): Change -1U to -1ULL.
590 * output.h (Output_reloc::invalid_address): New constant.
591 * reloc.cc (Sized_relobj::write_sections): Use constant
592 invalid_address instead of -1U.
593 (Sized_relobj::relocate_sections): Likewise.
594 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
595 values for merge sections.
596 * target-reloc.h (relocate_for_relocatable): Use constant
597 invalid_address instead of -1U.
598
89fc3421
CC		 5992008-09-19 Cary Coutant <ccoutant@google.com>
600
601 Add plugin functionality for link-time optimization (LTO).
602 * configure.ac (plugins): Add --enable-plugins option.
603 * configure: Regenerate.
604 * config.in: Regenerate.
605 * Makefile.am (LIBDL): New variable.
606 (CCFILES): Add plugin.cc.
607 (HFILES): Add plugin.h.
608 (ldadd_var): Add LIBDL.
609 * Makefile.in: Regenerate.
610
611 * archive.cc: Include "plugin.h".
612 (Archive::setup): Don't preread archive symbols when using a plugin.
613 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
614 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
615 files.
616 (Archive::include_member): Add symbols from plugin objects.
617 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
618 * descriptors.cc (Descriptors::open): Check for file descriptors
619 abandoned by plugins.
620 (Descriptors::claim_for_plugin): New function.
621 * descriptors.h (Descriptors::claim_for_plugin): New function.
622 (Open_descriptor::is_claimed): New field.
623 (claim_descriptor_for_plugin): New function.
624 * fileread.cc (File_read::claim_for_plugin): New function.
625 * fileread.h (File_read::claim_for_plugin): New function.
626 (File_read::descriptor): New function.
627 * gold.cc: Include "plugin.h".
628 (queue_initial_tasks): Add task to call plugin hooks for generating
629 new object files.
630 * main.cc: Include "plugin.h".
631 (main): Load plugin libraries.
632 * object.h (Pluginobj): Declare.
633 (Object::pluginobj): New function.
634 (Object::do_pluginobj): New function.
635 (Object::set_target): New function.
636 * options.cc: Include "plugin.h".
637 (General_options::parse_plugin): New function.
638 (General_options::General_options): Initialize plugins_ field.
639 (General_options::add_plugin): New function.
640 * options.h (Plugin_manager): Declare.
641 (General_options): Add --plugin option.
642 (General_options::has_plugins): New function.
643 (General_options::plugins): New function.
644 (General_options::add_plugin): New function.
645 (General_options::plugins_): New field.
646 * plugin.cc: New file.
647 * plugin.h: New file.
648 * readsyms.cc: Include "plugin.h".
649 (Read_symbols::do_read_symbols): Check for archive before checking
650 for ELF file. Call plugin hooks to claim files.
651 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
652 from a real object file; force override when processing replacement
653 files.
654 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
655 (Symbol::init_base_object): Likewise.
656 (Symbol::init_base_output_data): Likewise.
657 (Symbol::init_base_output_segment): Likewise.
658 (Symbol::init_base_constant): Likewise.
659 (Symbol::init_base_undefined): Likewise.
660 (Symbol::output_section): Assert that object is not a plugin.
661 (Symbol_table::add_from_pluginobj): New function.
662 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
663 undefined.
664 (Symbol_table::sized_write_globals): Likewise.
665 (Symbol_table::add_from_pluginobj): Instantiate template.
666 * symtab.h (Sized_pluginobj): Declare.
667 (Symbol::in_real_elf): New function.
668 (Symbol::set_in_real_elf): New function.
669 (Symbol::in_real_elf_): New field.
670 (Symbol_table::add_from_pluginobj): New function.
671
672 * testsuite/Makefile.am (AM_CFLAGS): New variable.
673 (LIBDL): New variable.
674 (LDADD): Add LIBDL.
675 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
676 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
677 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
678 (MOSTLYCLEANFILES): Likewise.
679 * testsuite/Makefile.in: Regenerate.
680 * testsuite/plugin_test.c: New file.
681 * testsuite/plugin_test_1.sh: New file.
682 * testsuite/plugin_test_2.sh: New file.
683
de31bda5
ILT		 6842008-09-16 Ian Lance Taylor <iant@google.com>
685
9c2d0ef9
ILT		 686 * target-reloc.h (relocate_section): Check whether a symbol is
687 defined by the ABI before reporting an undefined symbol error.
688 * target.h (Target::is_defined_by_abi): Make parameter const.
689 (Target::do_is_defined_by_abi): Likewise.
690 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
691 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
692 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
693 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
694 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
695 * testsuite/Makefile.in: Rebuild.
696
de31bda5
ILT		 697 * fileread.cc (make_view): Add casts to avoid warning.
698
9fa33bee
AO		 6992008-09-16 Alexandre Oliva <aoliva@redhat.com>
700
701 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
702 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
703
183fd0e3
AO		 7042008-09-16 Alexandre Oliva <aoliva@redhat.com>
705
706 * options.h (General_options::output_is_executable): New.
707 (General_options::output_is_pie): New.
708 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
709 for shared libraries.
710 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
711
7be8330a
CD		 7122008-09-11 Chris Demetriou <cgd@google.com>
713
714 * options.h (origin): New -z option.
715 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
716 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
717 in DT_FLAGS_1.
718
a9caad02
CC		 7192008-09-05 Cary Coutant <ccoutant@google.com>
720
721 * fileread.cc (File_read::make_view): Add check for attempt to map
722 beyond end of file.
723
ae6dce4d
CC		 7242008-09-05 Cary Coutant <ccoutant@google.com>
725
726 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
727 explicit instantiations.
728
d7ab2a47
KVH		 7292008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
730
731 PR gold/6858
732 * options.cc (General_options::finalize): Allow undefined symbols
733 in shlibs if linking -shared.
734
735 PR gold/6859
736 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
737 symbols as not needing a dynsym entry.
738
1e52a9c1
CS		 7392008-08-20 Craig Silverstein <csilvers@google.com>
740
741 * fileread.cc (File_read::open): Do not lock the file unless it
742 was successfully opened.
743
d85c80a3
CC		 7442008-08-14 Cary Coutant <ccoutant@google.com>
745
746 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
747 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
748 * testsuite/tls_test.cc (struct int128): 128-bit struct
749 for testing TLS relocs with non-zero addend.
750 (v12): New TLS variable.
751 (t12): New test.
752 (t_last): Add check for v12.
753 * testsuite/tls_test.h (t12): New function.
754 * testsuite/tls_test_main.cc (thread_routine): Call new test.
755
2d924fd9
ILT		 7562008-08-13 Ian Lance Taylor <iant@google.com>
757
758 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
759 set tls_segment_ or relro_segment_.
760 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
761 when appropriate.
762 * output.h (Output_section::clear_is_relro): New function.
763 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
764 sections specially even when output_data_ is empty.
765 (Output_segment::maximum_alignment): When first section is relro,
766 only force alignment for PT_LOAD segments.
767 * script.cc (script_data_segment_align): New function.
768 (script_data_segment_relro_end): New function.
769 * script-c.h (script_data_segment_align): Declare.
770 (script_data_segment_relro_end): Declare.
771 * script-sections.h (class Script_sections): Declare
772 data_segment_align and data_segment_relro_end. Add fields
773 segment_align_index_ and saw_relro_end_.
774 * script-sections.cc (class Sections_element): Add set_is_relro
775 virtual function. Add new bool* parameter to place_orphan_here.
776 Add get_output_section virtual function.
777 (class Output_section_definition): Add set_is_relro. Add new
778 bool* parameter to place_orphan_here. Add get_output_section.
779 Add is_relro_ field.
780 (Output_section_definition::Output_section_definition): Initialize
781 evaluated_address_, evaluated_load_address, evaluated_addralign_,
782 and is_relro_ fields.
783 (Output_section_definition::place_orphan_here): Add is_relro
784 parameter.
785 (Output_section_definition::set_section_addresses): Set relro for
786 output section.
787 (Output_section_definition::alternate_constraint): Likewise.
788 (class Orphan_output_section): Add new bool* parameter to
789 place_orphan_here. Add get_output_section.
790 (Orphan_output_section::place_orphan_here): Add is_relro
791 parameter.
792 (Script_sections::Script_sections): Initialize
793 data_segment_align_index_ and saw_relro_end_.
794 (Script_sections::data_segment_align): New function.
795 (Script_sections::data_segment_relro_end): New function.
796 (Script_sections::place_orphan): Set or clear is_relro.
797 (Script_sections::set_section_addresses): Force alignment of first
798 TLS section.
799 * yyscript.y (exp): Call script_data_segment_align and
800 script_data_segment_relro_end.
801 * testsuite/relro_script_test.t: New file.
802 * testsuite/relro_test.cc (using_script): Declare.
803 (t1, t2): Test using_script.
804 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
805 (relro_script_test_SOURCES): Define.
806 (relro_script_test_DEPENDENCIES): Define.
807 (relro_script_test_LDFLAGS): Define.
808 (relro_script_test_LDADD): Define.
809 (relro_script_test.so): New target.
810 * testsuite/Makefile.in: Rebuild.
811
f827c9a9
CC		 8122008-08-06 Cary Coutant <ccoutant@google.com>
813
814 * archive.cc (Archive::total_archives, Archive::total_members)
815 (Archive::total_members_loaded): New variables.
816 (Archive::setup): Add parameter. Add option to preread
817 archive symbols.
818 (Archive::read_armap): Add counter.
819 (Archive::get_file_and_offset): New function.
820 (Archive::get_elf_object_for_member): New function.
821 (Archive::read_all_symbols): New function.
822 (Archive::read_symbols): New function.
823 (Archive::add_symbols): Add counters.
824 (Archive::include_all_members): Use armap to find members if it's
825 already built.
826 (Archive::include_member): Skip reading symbols if already read.
827 Factored code into Archive::get_file_and_offset and
828 Archive::get_elf_object_for_member. Changed call to
829 Mapfile::report_include_archive_member.
830 (Archive::print_stats): New function.
831 * archive.h: Declare Object and Read_symbols_data classes.
832 (Archive::Archive): Add initializers for new members.
833 (Archive::setup): Add parameter.
834 (Archive::print_stats): New function.
835 (Archive::total_archives, Archive::total_members)
836 (Archive::total_members_loaded): New variables.
837 (Archive::get_file_and_offset): New function.
838 (Archive::get_elf_object_for_member): New function.
839 (Archive::read_all_symbols): New function.
840 (Archive::read_symbols): New function.
841 (Archive::Archive_member): New class.
842 (Archive::members_): New member.
843 (Archive::num_members_): New member.
844 * main.cc: Include archive.h.
845 (main): Call Archive::print_stats.
846 * mapfile.cc (Mapfile::report_include_archive_member): Delete
847 archive parameter; member_name is now the fully-decorated name.
848 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
849 * options.h: (General_options): Add --preread-archive-symbols option.
850 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
851 Archive::setup.
852
de4c45bd
ILT		 8532008-08-04 Ian Lance Taylor <iant@google.com>
854
855 * symtab.h (Symbol::use_plt_offset): New function.
856 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
857 * powerpc.cc (Relocate::relocate): Likewise.
858 * sparc.cc (Relocate::relocate): Likewise.
859 * x86_64.cc (Relocate::relocate): Likewise.
860 * testsuite/weak_plt.sh: New test.
861 * testsuite/weak_plt_main.cc: New test.
862 * testsuite/weak_plt_shared.cc: New test.
863 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
864 (check_PROGRAMS): Add weak_plt.
865 (check_DATA): Add weak_plt_shared.so.
866 (weak_plt_main_pic.o, weak_plt): New targets.
867 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
868 * testsuite/Makefile.in: Rebuild.
869
870 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
871 gcctestdir/ld.
872 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
873 * testsuite/Makefile.in: Rebuild.
874
323ee3f4
AM		 8752008-08-04 Alan Modra <amodra@bigpond.net.au>
876
877 * Makefile.am (POTFILES.in): Set LC_ALL=C.
878 * Makefile.in: Regenerate.
879 * po/POTFILES.in: Regenerate.
880
7c07ecec
ILT		 8812008-07-29 Ian Lance Taylor <iant@google.com>
882
883 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
884 symbols before other symbols.
885 * testsuite/script_test_2.cc (test_addr): Declare.
886 (test_addr_alias): Declare.
887 (main): Check that test_addr and test_addr_alias have the right
cd536b21 888 values.
7c07ecec
ILT		 889 * testsuite/script_test_2.t: Define test_addr_alias and
890 test_addr.
891
5778530e
ILT		 8922008-07-24 Ian Lance Taylor <iant@google.com>
893
2a00e4fb
ILT		 894 PR 5990
895 * descriptors.cc: New file.
896 * descriptors.h: New file.
897 * gold-threads.h (class Hold_optional_lock): New class.
898 * fileread.cc: Include "descriptors.h".
899 (File_read::~File_read): Release descriptor rather than closing
900 it.
901 (File_read::open) [file]: Call open_descriptor rather than open.
902 Set is_descriptor_opened_.
903 (File_read::open) [memory]: Assert that descriptor is not open.
904 (File_read::reopen_descriptor): New function.
905 (File_read::release): Release descriptor.
906 (File_read::do_read): Make non-const. Reopen descriptor.
907 (File_read::read): Make non-const.
908 (File_read::make_view): Reopen descriptor.
909 (File_read::do_readv): Likewise.
910 * fileread.h (class File_read): Add is_descriptor_opened_ field.
911 Update declarations.
912 * layout.cc: Include "descriptors.h".
913 (Layout::create_build_id): Use open_descriptor rather than open.
914 * output.cc: Include "descriptors.h".
915 (Output_file::open): Use open_descriptor rather than open.
916 * archive.cc (Archive::const_iterator): Change Archive to be
917 non-const.
918 (Archive::begin, Archive::end): Make non-const.
919 (Archive::count_members): Likewise.
920 * archive.h (class Archive): Update declarations.
921 * object.h (Object::read): Make non-const.
922 * Makefile.am (CCFILES): Add descriptors.cc.
923 (HFILES): Add descriptors.h.
924 * Makefile.in: Rebuild.
925
801647d1
ILT		 926 PR 6716
927 * gold.h: Always include <clocale>. Add Solaris workarounds
928 following code in binutils/sysdep.h.
929
5edd166e
ILT		 930 PR 6048
931 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
932 this->eh_frame_hdr_ is NULL before using it.
933
c89ad728
ILT		 934 * dynobj.cc (Versions::Versions): Update comment.
935
aa86f06b
ILT		 936 * dynobj.cc (Versions::Versions): If there is an soname, use it as
937 the base version name.
938
5778530e
ILT		 939 * stringpool.cc (Stringpool_template::add_with_length): Set key to
940 array size plus one.
941 (Stringpool_template::set_string_offsets): Subtract one from key
942 before using it as an array index.
943 (Stringpool_template::get_offset_with_length): Likewise.
944 (Stringpool_template::write_to_buffer): Likewise.
945 * stringpool.h (Stringpool_template::get_offset_from_key):
946 Likewise.
947
057ead22
ILT		 9482008-07-23 Ian Lance Taylor <iant@google.com>
949
7f649c59
ILT		 950 PR 6658
951 * object.h (Merged_symbol_value::value): Do our best to handle a
952 negative addend.
953
057ead22
ILT		 954 PR 6647
955 * script.cc (Version_script_info::get_versions): Don't add empty
956 version tag to return value.
957 (Version_script_info::get_symbol_version_helper): Change return
958 type to bool. Add pversion parameter. Change all callers.
959 (script_register_vers_node): Don't require a non-NULL tag.
960 * script.h (class Version_script_info): Update declarations.
961 (Version_script_info::get_symbol_version): Change return type to
962 bool. Add version parameter. Change all callers.
963 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
964 handling. Handle an empty version from a version script.
965 (Symbol_table::define_special_symbol): Likewise.
966 * testsuite/ver_test_10.script: New file.
967 * testsuite/ver_test_10.sh: New file.
968 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
969 (check_DATA): Add ver_test_10.syms.
970 (ver_test_10.syms, ver_test_10.so): New target.
971 * testsuite/Makefile.in: Rebuild.
972
58e54ac2
CD		 9732008-07-23 Simon Baldwin <simonb@google.com>
974
975 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
976 to zero for undefined symbols from dynamic libraries.
977
95d14cd3
ILT		 9782008-07-23 Ian Lance Taylor <iant@google.com>
979
980 * symtab.cc (Symbol_table::resolve): Remove version parameter.
981 Change all callers.
982 * symtab.h (class Symbol_table): Update declaration.
983 * testsuite/ver_test_9.cc: New file.
984 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
985 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
986 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
987 (ver_test_9.so, ver_test_9.o): New targets.
988 * testsuite/Makefile.in: Rebuild.
989
92de84a6
ILT		 9902008-07-22 Ian Lance Taylor <iant@google.com>
991
34810851
ILT		 992 * options.h (class General_options): Define --check-sections.
993 * layout.cc (Layout::set_segment_offsets): Handle
994 --check-sections.
995
af6156ef
ILT		 996 * options.h (class General_options): Define -n/--nmagic and
997 -N/--omagic.
998 * options.cc (General_options::finalize): For -n/--nmagic or
999 -N/--omagic, set -static.
1000 * layout.cc (Layout::attach_allocated_section_to_segment): If
1001 -N/--omagic, don't put read-only and read-write sections in
1002 different segments.
1003 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1004 finding a read-only segment.
1005 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1006 don't set the minimum segment alignment to the common page size,
1007 and don't set the file offset to the address modulo the page size.
1008 * script-sections.cc (Script_sections::create_segments): If
1009 -n/--omagic, don't put read-only and read-write sections in
1010 different segments.
1011
92de84a6
ILT		 1012 * cref.cc: New file.
1013 * cref.h: New file.
1014 * options.h (class General_options): Add --print-symbol-counts.
1015 * main.cc (main): Issue defined symbol report if requested.
1016 * archive.cc (Archive::interpret_header): Make into a const member
1017 function.
1018 (Archive::add_symbols): Call Input_objects::archive_start and
1019 archive_stop.
1020 (Archive::const_iterator): Define new class.
1021 (Archive::begin, Archive::end): New functions.
1022 (Archive::include_all_members): Rewrite to use iterator.
1023 (Archive::count_members): New function.
1024 * archive.h (class Archive): Update declarations.
1025 (Archive::filename): New function.
1026 * object.cc: Include "cref.h".
1027 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1028 (Sized_relobj::do_get_global_symbol_counts): New function.
1029 (Input_objects::add_object): Add object to cross-referencer.
1030 (Input_objects::archive_start): New function.
1031 (Input_objects::archive_stop): New function.
1032 (Input_objects::print_symbol_counts): New function.
1033 * object.h: Declare Cref and Archive.
1034 (Object::get_global_symbol_counts): New function.
1035 (Object::do_get_global_symbol_counts): New pure virtual function.
1036 (class Sized_relobj): Add defined_count_ field. Update
1037 declarations.
1038 (class Input_objects): Add cref_ field. Update constructor.
1039 Update declarations.
1040 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1041 defined_count_.
1042 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1043 symbol counts.
1044 (Sized_dynobj::do_get_global_symbol_counts): New function.
1045 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1046 defined_count_. Update declarations. Define Symbols typedef.
1047 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1048 parameter. Change all callers.
1049 (Symbol_table::add_from_dynobj): Add sympointers and defined
1050 parameters. Change all callers.
1051 * symtab.h (class Symbol_table): Update declarations.
1052 * Makefile.am (CCFILES): Add cref.cc.
1053 (HFILES): Add cref.h.
1054 * Makefile.in: Rebuild.
1055
3f7c5e1d
CD		 10562008-07-22 Simon Baldwin <simonb@google.com>
1057
1058 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1059 to zero when writing undefined symbols.
1060
e0b64032
ILT		 10612008-07-22 Ian Lance Taylor <iant@google.com>
1062
1063 * output.cc (Output_section::add_input_section): Don't try to
1064 merge empty merge sections.
1065
096b02cf
CS		 10662008-07-21 Craig Silverstein <csilvers@google.com>
1067
1068 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1069 Include symbol version in error message.
cd536b21 1070
1d1f116d
CD		 10712008-07-20 Chris Demetriou <cgd@google.com>
1072
cd536b21 1073 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1074 (RANDOM_SEED_CFLAGS): New substituted variable.
1075 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1076 * configure: Rebuild.
1077 * Makefile.in: Likewise.
1078 * testsuite/Makefile.in: Likewise.
1079
a18f591e
ILT		 10802008-07-18 Ian Lance Taylor <iant@google.com>
1081
1082 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1083 where we see NAME/NULL and NAME/VERSION as separate symbols.
1084 * testsuite/ver_test_main.cc (main): Call t4.
1085 (t4, t4_2a): Define.
1086 * testsuite/ver_test_2.cc (t4_2): Define.
1087 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1088 * testsuite/ver_test_4.cc (t4_2a): Define.
1089 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1090 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1091
c6e3f6ed
ILT		 10922008-07-17 Ian Lance Taylor <iant@google.com>
1093
1094 * dynobj.cc (Versions::add_def): If we give an error about a
1095 missing version, go ahead and create the version anyhow.
1096
ef9beddf
ILT		 10972008-07-10 Ian Lance Taylor <iant@google.com>
1098
1099 Handle output sections with more than 0x7fffffff bytes.
1100 * object.h (class Relobj): Change map_to_output_ to
1101 output_sections_, and just keep a section pointer. Change all
1102 uses. Move comdat group support to Sized_relobj.
1103 (Relobj::is_section_specially_mapped): Remove.
1104 (Relobj::output_section): Remove poff parameter. Change all
1105 callers.
1106 (Relobj::output_section_offset): New function.
1107 (Relobj::set_section_offset): Rewrite.
1108 (Relobj::map_to_output): Remove.
1109 (Relobj::output_sections): New function.
1110 (Relobj::do_output_section_offset): New pure virtual function.
1111 (Relobj::do_set_section_offset): Likewise.
1112 (class Sized_relobj): Add section_offsets_ field. Add comdat
1113 group support from Relobj. Update declarations.
1114 (Sized_relobj::get_output_section_offset): New function.
1115 (Sized_relobj::do_output_section_offset): New function.
1116 (Sized_relobj::do_set_section_offset): New function.
1117 * object.cc (Relobj::output_section_address): Remove.
1118 (Sized_relobj::Sized_relobj): Initialize new fields.
1119 (Sized_relobj::include_section_group): Cast find_kept_object to
1120 Sized_relobj.
1121 (Sized_relobj::include_linkonce_section): Likewise.
1122 (Sized_relobj::do_layout): Use separate arrays for output section
1123 and output offset.
1124 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1125 output_sections.
1126 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1127 output_sections and section_offsets.
1128 (Sized_relobj::write_local_symbols): Likewise.
1129 (map_to_kept_section): Compute output address directly.
1130 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1131 output_sections and section_offsets.
1132 (Sized_relobj::write_sections): Likewise.
1133 (Sized_relobj::relocate_sections): Likewise.
1134 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1135 * output.h (class Output_reloc): Update declarations. Change
1136 u2_.relobj to Sized_relobj*.
1137 (class Output_data_reloc): Change add functions to use
1138 Sized_relobj*.
1139 * output.cc (Output_reloc::Output_reloc): Change relobj to
1140 Sized_relobj*.
1141 (Output_reloc::local_section_offset): Change return type to
1142 Elf_Addr. Use get_output_section_offset.
1143 (Output_reloc::get_address): Likewise.
1144 (Output_section::is_input_address_mapped): Don't call
1145 is_section_specially_mapped.
1146 (Output_section::output_offset): Likewise.
1147 (Output_section::output_address): Likewise.
1148 (Output_section::starting_output_address): Likewise.
1149 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1150 parameter to Sized_relobj*.
1151 (Copy_relocs::need_copy_reloc): Likewise.
1152 (Copy_relocs::save): Likewise.
1153 * copy-relocs.h (class Copy_relocs): Update declarations.
1154 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1155 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1156 * target-reloc.h (relocate_for_relocatable): Change
1157 offset_in_output_section type to Elf_Addr. Change code that uses
1158 it as well.
1159 * layout.cc (Layout::layout): Always set *off.
1160 * mapfile.cc (Mapfile::print_input_section): Use
1161 output_section_offset.
1162 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1163 Sized_relobj*.
1164 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1165 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1166 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1167
5cb66f97
ILT		 11682008-07-03 Ian Lance Taylor <iant@google.com>
1169
1170 * layout.cc (Layout::include_section): Do not discard unrecognized
1171 SHT_STRTAB sections.
1172
afe47622
CS		 11732008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1174
1175 * script.cc (Lex::can_continue_name): Make '?' allowable in
1176 version-script names.
1177 * testsuite/version_script.map: Change glob pattern to use '?'
1178
5adf9721
ILT		 11792008-06-30 Manish Singh <yosh@gimp.org>
1180
1181 PR 6585
1182 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1183 Correct typo.
1184
e6fde208
ILT		 11852008-06-30 Ian Lance Taylor <iant@google.com>
1186
1187 PR 6660
1188 PR 6682
1189 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1190 versions]: Don't try to read the value in the contents, since we
1191 don't use it. Use the template endianness when writing.
1192
3f2e6a2d
CC		 11932008-06-25 Cary Coutant <ccoutant@google.com>
1194
1195 * fileread.cc (File_read::make_view): Assert on zero-length view.
1196 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1197 symbol table when there are no symbols to read.
1198
c43d3a48
CS		 11992008-06-23 Craig Silverstein <csilvers@google.com>
1200
1201 * version.cc (version_string): Bump to 1.7
1202
5f494ea0
CS		 12032008-06-18 Craig Silverstein <csilvers@google.com>
1204
1205 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1206 constant 0xFFFF to type Valtype.
1207 (Powerpc_relocate_functions::rel16_ha): Likewise.
1208
c42e122e
ILT		 12092008-06-17 Ian Lance Taylor <iant@google.com>
1210
f34787f8
ILT		 1211 * output.h (Output_section::Input_section): Initialize p2align_ to
1212 zero for Output_section_data constructors.
1213 (Output_section::Input_section::addralign): If not an input
1214 section, return the alignment of the Output_section_data.
1215 * testsuite/copy_test.cc: New file.
1216 * testsuite/copy_test_1.cc: New file.
1217 * testsuite/copy_test_2.cc: New file.
1218 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1219 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1220 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1221 (copy_test_1_pic.o, copy_test_1.so): New targets.
1222 (copy_test_2_pic.o, copy_test_2.so): New targets.
1223 * testsuite/Makefile.in: Rebuild.
1224
c42e122e
ILT		 1225 * script-sections.cc (Script_sections::place_orphan): Initialize
1226 local variable exact.
1227
ce3ac18a
DE		 12282008-06-13 David Edelsohn <edelsohn@gnu.org>
1229
1230 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1231
42cacb20
DE		 12322008-06-12 David Edelsohn <edelsohn@gnu.org>
1233 David S. Miller <davem@davemloft.net>
1234
1235 * powerpc.cc: New file.
1236 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1237 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1238 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1239 * Makefile.in: Rebuild.
1240
7b308235
ILT		 12412008-06-09 Ian Lance Taylor <iant@google.com>
1242
1243 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1244 <exception>.
1245 (throwing, orig_terminate): New static variables.
1246 (terminate_handler): New static function.
1247 (t2): Set terminate handler.
1248
f0b886e3
ILT		 12492008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1250
1251 PR 6584
cd536b21 1252 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1253 alignment.
1254
3e90f135
CC		 12552008-05-30 Cary Coutant <ccoutant@google.com>
1256
1257 * archive.cc (Archive::include_all_members) Correct to step
1258 over symbol table and extended name table in thin archives.
1259
e09ad04a
ILT		 12602008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1261
1262 PR 6407
1263 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1264 calculation.
1265
62b01cb5
ILT		 12662008-05-28 Caleb Howe <cshowe@google.com>
1267
1268 * reduced_debug_output.cc: New file.
1269 * reduced_debug_output.h: New file.
92de84a6 1270 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1271 * options.cc (General_options::finalize): Add strip_debug_non_line
1272 to the strip heirarchy.
1273 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1274 fields.
1275 * layout.cc: Include "reduced_debug_output.h".
1276 (Layout::Layout): Initialize new fields.
1277 (line_only_debug_sections): New static array.
1278 (is_lines_only_debug_sections): New static inline function.
1279 (Layout::include_section): Handle --strip-debug-non-line.
1280 (Layout::make_output_section): If --strip-debug-non-line, build
1281 new output sections for .debug_abbrev and .debug_info.
1282 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1283 gold. Warn about possible overflow.
1284 (read_signed_LEB_128): Likewise.
1285 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1286 (read_signed_LEB_128): Declare.
1287 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1288 (HFILES): Add reduced_debug_output.h.
1289 * Makefile.in: Rebuild.
1290
7d9e3d98
ILT		 12912008-05-21 Ian Lance Taylor <iant@google.com>
1292
1293 * mapfile.cc: New file.
1294 * mapfile.h: New file.
1295 * options.h (class General_options): Add -M/--print-map and -Map.
1296 * options.cc (General_options::finalize): Make -M equivalent to
1297 -Map -.
1298 * main.cc: Include <cstdio> and "mapfile.h".
1299 (main): Open mapfile if requested.
1300 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1301 constructor. Change caller.
1302 (queue_initial_tasks): Add mapfile parameter. Change caller.
1303 (queue_middle_tasks): Likewise.
1304 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1305 declarations.
1306 * archive.cc: Include "mapfile.h".
1307 (Archive::add_symbols): Add mapfile parameter. Change all
1308 callers. Pass mapfile, symbol, and reason to include_member.
1309 (Archive::include_all_members): Add mapfile parameter. Change all
1310 callers.
1311 (Archive::include_member): Add mapfile, sym, and why parameters.
1312 Change all callers. Report inclusion to map file.
1313 * archive.h: Include "fileread.h".
1314 (class Archive): Update declarations.
1315 (Archive::file): New const method.
1316 (class Add_archive_symbols): Add mapfile_ field. Update
1317 constructor. Change all callers.
1318 * readsyms.h (class Read_symbols): Likewise.
1319 (class Finish_group): Likewise.
1320 (class Read_script): Likewise.
1321 * common.cc: Include "mapfile.h".
1322 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1323 all callers.
1324 (Symbol_table::do_allocate_commons): Likewise.
1325 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1326 symbol allocation to mapfile.
1327 * common.h (class Allocate_commons_task): Add mapfile_ field.
1328 Update constructor. Change all callers.
1329 * symtab.h (class Symbol_table): Update declarations.
1330 * layout.cc: Include "mapfile.h".
1331 (Layout_task_runner::run): Print information to mapfile.
1332 (Layout::create_gold_note): Change Output_data_fixed_space to
1333 Output_data_zero_fill.
1334 (Layout::create_build_id): Likewise.
1335 (Layout::print_to_mapfile): New function.
1336 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1337 constructor. Change caller.
1338 (class Layout): Declare print_to_mapfile.
1339 * output.cc (Output_section::Input_section::print_to_mapfile): New
1340 function.
1341 (Output_section::add_input_section): If producing a map, always
1342 add to input_sections_ list.
1343 (Output_section::do_print_to_mapfile): New function.
1344 (Output_segment::print_sections_to_mapfile): New function.
1345 (Output_segment::print_section_list_to_mapfile): New function.
1346 * output.h: Include "mapfile.h".
1347 (Output_data::print_to_mapfile): New function.
1348 (Output_data::do_print_to_mapfile): New virtual function.
1349 (Output_segment_headers::do_print_to_mapfile): New function.
1350 (Output_file_header::do_print_to_mapfile): New function.
1351 (Output_data_const::do_print_to_mapfile): New function.
1352 (class Output_data_const_buffer): Add map_name_ field. Update
1353 constructor. Change all callers. Add do_print_to_mapfile
1354 function.
1355 (class Output_data_fixed_space): Likewise.
1356 (class Output_data_space): Likewise.
1357 (class Output_data_zero_fill): New class.
1358 (Output_data_strtab::do_print_to_mapfile): New function.
1359 (Output_data_reloc_base::do_print_to_mapfile): New function.
1360 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1361 (Output_data_group::do_print_to_mapfile): New function.
1362 (Output_data_got::do_print_to_mapfile): New function.
1363 (Output_data_dynamic::do_print_to_mapfile): New function.
1364 (Output_symtab_xindex::do_print_to_mapfile): New function.
1365 (class Output_section): Declare do_print_to_mapflie. Declare
1366 print_to_mapfile in Input_section.
1367 (class Output_segment): Declare new functions.
1368 * object.h (Sized_relobj::symbol_count): New function.
1369 * script-sections.cc
1370 (Output_section_element_dot_assignment::set_section_addresses):
1371 Change Output_data_fixed_space to Output_data_zero_fill.
1372 (Output_data_expression::do_print_to_mapfile): New function.
1373 * script.cc (read_input_script): Add mapfile parameter. Change
1374 all callers.
1375 * script.h (read_input_script): Update declaration.
1376 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1377 (Eh_frame::do_print_to_mapfile): New function.
1378 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1379 (Output_merge_string::do_print_to_mapfile): New function.
1380 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1381 function.
1382 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1383 function.
1384 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1385 function.
1386 * Makefile.am (CCFILES): Add mapfile.cc.
1387 (HFILES): Add mapfile.h.
1388 * Makefile.in: Rebuild.
1389
9f1d377b
ILT		 13902008-05-19 Ian Lance Taylor <iant@google.com>
1391
1392 * options.h (class General_options): Add -z relro.
1393 * layout.cc (Layout::Layout): Initialize relro_segment_.
1394 (Layout::add_output_section_data): Return the output section.
1395 (Layout::make_output_section): Rcognize relro sections and mark
1396 them appropriately.
1397 (Layout::attach_allocated_section_to_segment): Put relro sections
1398 in a PT_GNU_RELRO segment.
1399 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1400 section as relro.
1401 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1402 PT_TLS segments.
1403 (Layout::linkonce_mapping): Map d.rel.ro.local to
1404 .data.rel.ro.local.
1405 (Layout::output_section_name): Us .data.rel.ro.local for any
1406 section which begins with that.
1407 * layout.h (class Layout): Update add_output_section_data
1408 declaration. Add relro_segment_ field.
1409 * output.cc (Output_section::Output_section): Initialize is_relro_
1410 and is_relro_local_ fields.
1411 (Output_segment::add_output_section): Group relro sections.
1412 (Output_segment::is_first_section_relro): New function.
1413 (Output_segment::maximum_alignment): If there is a relro section,
1414 align the segment to the common page size.
1415 (Output_segment::set_section_addresses): Track whether we are
1416 looking at relro sections. If the last section is a relro
1417 section, align to the common page size.
1418 (Output_segment::set_section_list_addresses): Add in_relro
1419 parameter. Change all callers. Align to the page size when
1420 moving from relro to non-relro section.
1421 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1422 segment.
1423 * output.h (class Output_section): Add is_relro_ and
1424 is_relro_local_ fields.
1425 (Output_section::is_relro): New function.
1426 (Output_section::set_is_relro): New function.
1427 (Output_section::is_relro_local): New function.
1428 (Output_section::set_is_relro_local): New function.
1429 (class Output_segment): Update declarations.
1430 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1431 * sparc.cc (Target_sparc::got_section): Likewise.
1432 * x86_64.cc (Target_x86_64::got_section): Likewise.
1433 * testsuite/relro_test_main.cc: New file.
1434 * testsuite/relro_test.cc: New file.
1435 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1436 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1437 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1438 (relro_test.so, relro_test_pic.o): New targets.
1439 * testsuite/Makefile.in: Rebuild.
1440
a984ee1d
ILT		 14412008-05-16 Ian Lance Taylor <iant@google.com>
1442
01676dcd
ILT		 1443 * output.cc (Output_segment::add_output_section): Remove front
1444 parameter.
1445 * output.h (class Output_segment): Remove
1446 add_initial_output_section and overloaded add_output_section.
1447 Update declaration of remaining add_output_section.
1448 * layout.cc (Layout::create_interp): Call add_output_section
1449 rather than add_initial_output_section.
1450 (Layout::finish_dynamic_section): Likewise.
1451
497897f9
ILT		 1452 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1453 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1454 know the dynamic type.
1455 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1456 field. Initialize it in constructor.
1457 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1458 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1459 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1460 reloc.
1461
a984ee1d
ILT		 1462 * output.cc (Output_reloc::get_address): Change return type to
1463 Elf_Addr.
1464 * output.h (class Output_reloc): Update get_address declaration.
1465 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1466 for section addresses.
1467
55ba0940
ILT		 14682008-05-09 Ian Lance Taylor <iant@google.com>
1469
1470 PR 6493
1471 * gold.cc (gold_nomem): Use return value of write.
1472
75517b77
ILT		 14732008-05-08 Ian Lance Taylor <iant@google.com>
1474
1475 * symtab.c (Symbol::init_base_output_data): Add version
1476 parameter. Change all callers.
1477 (Symbol::init_base_output_segment): Likewise.
1478 (Symbol::init_base_constant): Likewise.
1479 (Symbol::init_base_undefined): Likewise.
1480 (Sized_symbol::init_output_data): Likewise.
1481 (Sized_symbol::init_output_segment): Likewise.
1482 (Sized_symbol::init_constant): Likewise.
1483 (Sized_symbol::init_undefined): Likewise.
1484 (Symbol_table::do_define_in_output_data): If the new symbol has a
1485 version, mark it as the default.
1486 (Symbol_table::do_define_in_output_segment): Likewise.
1487 (Symbol_table::do_define_as_constant): Likewise.
1488 * symtab.h (class Symbol): Update declarations.
1489 (class Sized_symbol): Likewise.
1490 * resolve.cc (Symbol::override_version): New function.
c42e122e 1491 (Symbol::override_base): Call override_version.
75517b77
ILT		 1492 (Symbol::override_base_with_special): Likewise.
1493 * testsuite/ver_script_8.script: New file.
1494 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1495 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1496 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1497 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1498
f1f70eae
ILT		 14992008-05-06 Ian Lance Taylor <iant@google.com>
1500
f3e9c5c5
ILT		 1501 PR 6049
1502 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1503 functions.
1504 (class General_options): Remove existing --undefined, and add
1505 --no-undefined instead. Add new --undefined as synonym for -u.
1506 * archive.cc (Archive::add_symbols): Check whether symbol was
1507 named with -u.
1508 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1509 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1510 all uses. Add IS_UNDEFINED. Update declarations to split
1511 different versions of init_base. Declare init_base_undefined.
1512 (Symbol::is_defined): Handle IS_UNDEFINED.
1513 (Symbol::is_undefined): Likewise.
1514 (Symbol::is_weak_undefined): Call is_undefined.
1515 (Symbol::is_absolute): Handle IS_CONSTANT.
1516 (class Sized_symbol): Update declarations to split different
1517 versions of init. Declare init_undefined.
1518 (class Symbol_table): Declare new functions.
1519 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1520 Change all callers.
1521 (Symbol::init_base_output_data): Likewise.
1522 (Symbol::init_base_output_segment): Likewise.
1523 (Symbol::init_base_constant): Likewise.
1524 (Symbol::init_base_undefined): New function.
1525 (Sized_symbol::init_object): Rename from init. Change all
1526 callers.
1527 (Sized_symbol::init_output_data): Likewise.
1528 (Sized_symbol::init_output_segment): Likewise.
1529 (Sized_symbol::init_constant): Likewise.
1530 (Sized_symbol::init_undefined): New function.
1531 (Symbol_table::add_undefined_symbols_from_command_line): New
1532 function.
1533 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1534 function.
1535 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1536 (Symbol::output_section): Likewise.
1537 (Symbol::set_output_section): Likewise.
1538 (Symbol_table::sized_finalize_symbol): Likewise.
1539 (Symbol_table::sized_write_globals): Likewise.
1540 * resolve.cc (Symbol_table::should_override): Likewise.
1541 (Symbol::override_base_with_special): Likewise.
1542
8bdcdf2c
ILT		 1543 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1544 symbol, change it to have default visibility.
1545 * testsuite/protected_1.cc: New file.
1546 * testsuite/protected_2.cc: New file.
1547 * testsuite/protected_3.cc: New file.
1548 * testsuite/protected_main_1.cc: New file.
1549 * testsuite/protected_main_2.cc: New file.
1550 * testsuite/protected_main_3.cc: New file.
1551 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1552 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1553 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1554 (protected_1.so): New target.
1555 (protected_1_pic.o, protected_2_pic.o): New targets.
1556 (protected_3_pic.o): New target.
1557 (check_PROGRAMS): Add protected_2.
1558 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1559 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1560 * testsuite/Makefile.in: Rebuild.
1561
2b706932
ILT		 1562 * options.h (DEFINE_var): Add set_user_set_##varname__.
1563 (DEFINE_bool_alias): New macro.
1564 (class General_options): Define -Bstatic using DEFINE_bool_alias
1565 rather than DEFINE_special. Add --undefined as an alias for -z
1566 defs.
1567 * options.cc (General_options::parse_Bstatic): Remove.
1568
d82a5bcc
ILT		 1569 * options.h (class General_options): Add --fatal-warnings.
1570 * main.cc (main): Implement --fatal-warnings.
1571 * errors.h (Errors::warning_count): New function.
1572
f1f70eae
ILT		 1573 * options.h (class General_options): Add -Bsymbolic-functions.
1574 * symtab.h (Symbol::is_preemptible): Check for
1575 -Bsymbolic-functions.
1576
8825ac63
ILT		 15772008-05-05 Ian Lance Taylor <iant@google.com>
1578
d98bc257
ILT		 1579 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1580 as noVARNAME rather than no-VARNAME.
1581 (class General_options): Add option -z combreloc.
1582 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1583 get_address.
1584 (Output_reloc::sort_before) [SHT_REL]: New function.
1585 (Output_reloc::sort_before) [SHT_RELA]: New function.
1586 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1587 Sort_relocs_comparison.
1588 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1589 parameter. Change all callers.
1590 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1591 sort_relocs parameter. Change all callers.
1592 * output.cc (Output_reloc::get_address): New function, broken out
1593 of write_rel.
1594 (Output_reloc::write_rel): Call it.
1595 (Output_reloc::compare): New function.
1596 (Output_data_reloc_base::do_write): Optionally sort relocs.
1597
60b2b4e7
ILT		 1598 * configure.ac: If targ_extra_obj is set, link it in.
1599 * configure.tgt: Initialize all variables.
1600 (x86_64*): Set targ_extra_obj and targ_extra_size.
1601 * configure: Rebuild.
1602
8825ac63
ILT		 1603 * object.cc (Sized_relobj::include_section_group): Adjust section
1604 indexes read from group data. Build vector to pass to
1605 layout_group.
1606 * layout.cc (Layout::layout_group): Add flags and shndxes
1607 parameters. Remove contents parameter. Change caller. Update
1608 explicit instantiations.
1609 * layout.h (class Layout): Update layout_group declaration.
1610 * output.cc (Output_data_group::Output_data_group): Add flags and
1611 input_shndxes parameters. Remove contents parameter. Change
1612 caller.
1613 (Output_data_group::do_write): Change input_sections_ to
1614 input_shndxes_.
1615 * output.h (class Output_data_group): Update constructor
1616 declaration. Rename input_sections_ to input_shndxes_.
1617 * testsuite/many_sections_test.cc: Add template.
1618
e94cf127
CC		 16192008-04-30 Cary Coutant <ccoutant@google.com>
1620
4418b2d5
CC		 1621 * target-reloc.h (relocate_section): Fix dead-pointer bug.
1622
e94cf127
CC		 1623 * layout.cc (Layout::include_section): Refactored check for debug
1624 info section.
1625 (Layout::add_comdat): Add new parameters. Change type
1626 of signature parameter. Add object and shndx to signatures table.
1627 (Layout::find_kept_object): New function.
1628 * layout.h: Include <cstring>.
1629 (Layout::is_debug_info_section): New function.
1630 (Layout::add_comdat): Add new parameters.
1631 (Layout::find_kept_object): New function.
1632 (Layout::Kept_section): New struct.
1633 (Layout::Signatures): Change type of map range.
1634 * object.cc (Relobj::output_section_address): New function.
1635 (Sized_relobj::include_section_group): Add new parameters. Change
1636 calls to Layout::add_comdat. Change to build table of kept comdat
1637 groups and table mapping discarded sections to kept sections.
1638 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
1639 (Sized_relobj::do_layout): Change calls to include_section_group and
1640 include_linkonce_section.
1641 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
1642 value to zero when section is discarded.
1643 (Sized_relobj::map_to_kept_section): New function.
1644 * object.h (Relobj::output_section_address): New function.
1645 (Relobj::Comdat_group): New type.
1646 (Relobj::find_comdat_group): New function.
1647 (Relobj::Comdat_group_table): New type.
1648 (Relobj::Kept_comdat_section): New type.
1649 (Relobj::Kept_comdat_section_table): New type.
1650 (Relobj::add_comdat_group): New function.
1651 (Relobj::set_kept_comdat_section): New function.
1652 (Relobj::get_kept_comdat_section): New function.
1653 (Relobj::comdat_groups_): New field.
1654 (Relobj::kept_comdat_sections_): New field.
1655 (Symbol_value::input_value): Update comment.
1656 (Sized_relobj::map_to_kept_section) New function.
1657 (Sized_relobj::include_linkonce_section): Add new parameter.
1658 * target-reloc.h (Comdat_behavior): New type.
1659 (get_comdat_behavior): New function.
1660 (relocate_section): Add code to map a discarded section to the
1661 corresponding kept section when applying a relocation.
1662
e4e5049b
CS		 16632008-04-30 Craig Silverstein <csilvers@google.com>
1664
1665 * dwarf_reader.cc (next_generation_count): New static var.
1666 (Addr2line_cache_entry): New struct.
1667 (addr2line_cache): New static var.
1668 (Dwarf_line_info::one_addr2line): Added caching.
1669 (Dwarf_line_info::clear_addr2line_cache): New function.
1670 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
1671 cache-size parameter.
1672 (Dwarf_line_info::one_addr2line_cache): New function.
1673 * symtab.cc (Symbol_table::detect_odr_violations): Pass
1674 new cache-size argument to one_addr2line(), and clear cache.
1675
d09e9154
CC		 16762008-04-28 Cary Coutant <ccoutant@google.com>
1677
1678 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
1679 R_386_PC8 relocations.
1680
7ef73768
ILT		 16812008-04-23 Ian Lance Taylor <iant@google.com>
1682
55438702
ILT		 1683 * object.cc (Sized_relobj::include_section_group): Check for
1684 invalid section group.
1685
c165fb93
ILT		 1686 * object.cc (make_elf_object): Correct test for 64-bit ELF file
1687 header size.
1688
7ef73768
ILT		 1689 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
1690 than read for file header.
1691 * archive.cc (Archive::include_member): Likewise.
1692
6194aaab
L		 16932008-04-23 Paolo Bonzini <bonzini@gnu.org>
1694
1695 * aclocal.m4: Regenerate.
1696 * configure: Regenerate.
1697
d491d34e
ILT		 16982008-04-19 Ian Lance Taylor <iant@google.com>
1699
5ea2bac6
ILT		 1700 * version.cc (version_string): Bump to 1.6.
1701
7bc3e21a
ILT		 1702 * testsuite/Makefile.am (many_sections_r_test): New target.
1703 (many_sections_r_test_SOURCES): Remove.
1704 (many_sections_r_test_DEPENDENCIES): Remove.
1705 (many_sections_r_test_LDFLAGS): Remove.
1706 (many_sections_r_test_LDADD): Remove.
1707
7fcd3aa9
ILT		 1708 * object.cc (Sized_relobj::do_add_symbols): Always pass
1709 local_symbol_count_ to add_from_relobj.
1710
4c94d6ae
ILT		 1711 * testsuite/Makefile.am (many_sections_check.h): Only check one in
1712 every thousand variables.
1713 * testsuite/Makefile.in: Rebuild.
1714
d491d34e
ILT		 1715 * object.cc (Xindex::initialize_symtab_xindex): New function.
1716 (Xindex::read_symtab_xindex): New function.
1717 (Xindex::sym_xindex_to_shndx): New function.
1718 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
1719 available.
1720 (Sized_relobj::do_initialize_xindex): New function.
1721 (Sized_relobj::do_read_symbols): Adjust section links.
1722 (Sized_relobj::symbol_section_and_value): Add is_ordinary
1723 parameter. Change all callers.
1724 (Sized_relobj::include_section_group): Adjust section links and
1725 symbol section indexes.
1726 (Sized_relobj::do_layout): Adjust section links.
1727 (Sized_relobj::do_count_local_symbols): Adjust section links and
1728 symbol section indexes.
1729 (Sized_relobj::do_finalize_local_symbols): Distinguish between
1730 ordinary and special symbols.
1731 (Sized_relobj::write_local_symbols): Add symtab_xindex and
1732 dynsym_xindex parameters. Change all callers. Adjust section
1733 links. Use SHN_XINDEX when needed.
1734 (Sized_relobj::get_symbol_location_info): Adjust section links.
1735 Don't get fooled by special symbols.
1736 * object.h (class Xindex): Define.
1737 (class Object): Add xindex_ parameter. Declare virtual functoin
1738 do_initialize_xindex.
1739 (Object::adjust_sym_shndx): New function.
1740 (Object::set_xindex): New protected function.
1741 (class Symbol_value): Add is_ordinary_shndx_ field.
1742 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
1743 (Symbol_value::value): Assert ordinary section.
1744 (Symbol_value::initialize_input_to_output_map): Likewise.
1745 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
1746 Change all callers.
1747 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
1748 all callers.
1749 (class Sized_relobj): Update declarations.
1750 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
1751 parameter. Change all callers.
1752 (Sized_relobj::adjust_shndx): New function.
1753 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
1754 field.
1755 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
1756 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
1757 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
1758 (Sized_dynobj::read_dynsym_section): Adjust section links.
1759 (Sized_dynobj::read_dynamic): Likewise.
1760 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
1761 section links.
1762 (Sized_dynobj::do_initialize_xindex): New function.
1763 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
1764 do_initialize_xindex.
1765 (Sized_dynobj::adjust_shndx): New function.
1766 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
1767 dynsym_xindex_ fields.
1768 (Layout::finalize): Add a call to set_section_indexes before
1769 creating the symtab sections.
1770 (Layout::set_section_indexes): Don't do anything if the section
1771 already has a section index.
1772 (Layout::create_symtab_sections): Add shnum parameter. Change
1773 caller. Create .symtab_shndx section if needed.
1774 (Layout::create_shdrs): Add shstrtab_section parameter. Change
1775 caller.
1776 (Layout::allocated_output_section_count): New function.
1777 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
1778 needed.
1779 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
1780 fields. Update declarations.
1781 (Layout::symtab_xindex): New function.
1782 (Layout::dynsym_xindex): New function.
1783 (class Write_symbols_task): Add layout_ field.
1784 (Write_symbols_task::Write_symbols_task): Add layout parameter.
1785 Change caller.
1786 * output.cc (Output_section_headers::Output_section_headers): Add
1787 shstrtab_section parameter. Change all callers.
1788 (Output_section_headers::do_sized_write): Store overflow values
1789 for section count and section string table section index in
1790 section header zero.
1791 (Output_file_header::do_sized_write): Check for overflow of
1792 section count and section string table section index.
1793 (Output_symtab_xindex::do_write): New function.
1794 (Output_symtab_xindex::endian_do_write): New function.
1795 * output.h (class Output_section_headers): Add shstrtab_section_.
1796 Update declarations.
1797 (class Output_symtab_xindex): Define.
1798 (Output_section::has_out_shndx): New function.
1799 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
1800 field.
1801 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
1802 Change all callers.
1803 (Sized_symbol::init): Likewise.
1804 (Symbol::output_section): Check for ordinary symbol.
1805 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
1806 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
1807 callers.
1808 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
1809 Change all callers. Simplify handling of symbols from sections
1810 not included in the link.
1811 (Symbol_table::add_from_dynobj): Handle ordinary symbol
1812 distinction.
1813 (Weak_alias_sorter::operator()): Assert that symbols are
1814 ordinary.
1815 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
1816 distinction.
1817 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
1818 parameters. Change all callers.
1819 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
1820 symbol distinction. Use SHN_XINDEX when needed.
1821 (Symbol_table::write_section_symbol): Add symtab_xindex
1822 parameter. Change all callers.
1823 (Symbol_table::sized_write_section_symbol): Likewise. Use
1824 SHN_XINDEX when needed.
1825 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
1826 declarations.
1827 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
1828 (Symbol::is_defined): Check is_ordinary.
1829 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
1830 (Symbol::is_absolute, Symbol::is_common): Likewise.
1831 (class Sized_symbol): Update declarations.
1832 (class Symbol_table): Update declarations.
1833 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
1834 parameters. Change all callers.
1835 (Sized_symbol::override): Likewise.
1836 (Symbol_table::override): Likewise.
1837 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
1838 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
1839 is_ordinary, and orig_st_shndx parameters. Change all callers.
1840 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
1841 to be in an ordinary section.
1842 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
1843 object and is_ordinary parameters. Change all callers.
1844 (Sized_dwarf_line_info::read_relocs): Add object parameter.
1845 Change all callers. Don't add undefined or non-ordinary symbols
1846 to reloc_map_.
1847 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
1848 Change all callers.
1849 * dwarf_reader.h (class Sized_dwarf_line_info): Update
1850 declarations.
1851 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
1852 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
1853 (Sized_relobj::relocate_sections): Likewise.
1854 * target-reloc.h (scan_relocs): Adjust section symbol index.
1855 (scan_relocatable_relocs): Likewise.
1856 * i386.cc (Scan::local): Check for ordinary symbols.
1857 * sparc.cc (Scan::local): Likewise.
1858 * x86_64.cc (Scan::local): Likewise.
1859 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
1860 to symbol_section_and_value.
1861 * testsuite/many_sections_test.cc: New file.
1862 * testsuite/Makefile.am (BUILT_SOURCES): Define.
1863 (check_PROGRAMS): Add many_sections_test.
1864 (many_sections_test_SOURCES): Define.
1865 (many_sections_test_DEPENDENCIES): Define.
1866 (many_sections_test_LDFLAGS): Define.
1867 (BUILT_SOURCES): Add many_sections_define.h.
1868 (many_sections_define.h): New target.
1869 (BUILT_SOURCES): Add many_sections_check.h.
1870 (many_sections_check.h): New target.
1871 (check_PROGRAMS): Add many_sections_r_test.
1872 (many_sections_r_test_SOURCES): Define.
1873 (many_sections_r_test_DEPENDENCIES): Define.
1874 (many_sections_r_test_LDFLAGS): Define.
1875 (many_sections_r_test_LDADD): Define.
1876 (many_sections_r_test.o): New target.
1877 * testsuite/Makefile.in: Rebuild.
1878
c5818ff1
CC		 18792008-04-17 Cary Coutant <ccoutant@google.com>
1880
1881 * errors.cc (Errors::info): New function.
1882 (gold_info): New function.
1883 * errors.h (Errors::info): New function.
1884 * gold.h (gold_info): New function.
1885 * object.cc (Input_objects::add_object): Print trace output.
1886 * options.cc (options::parse_set): New function.
1887 (General_options::parse_wrap): Deleted.
1888 (General_options::General_options): Deleted initializer.
1889 * options.h (options::String_set): New typedef.
1890 (options::parse_set): New function.
1891 (DEFINE_set): New macro.
1892 (General_options::wrap): Changed to use DEFINE_set. Changed
1893 callers of any_wrap_symbols and is_wrap_symbol.
1894 (General_options::trace, General_options::trace_symbol):
1895 New options.
1896 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
1897 (General_options::wrap_symbols_): Deleted.
1898 * symtab.cc (Symbol_table::add_from_object): Print trace output.
1899
b5be4a7c
DM		 19002008-04-17 David S. Miller <davem@davemloft.net>
1901
1902 * options.cc (General_options::parse_V): New function.
1903 * options.h: Add entries for -V and -Qy.
1904
155a0dd7
ILT		 19052008-04-17 Ian Lance Taylor <iant@google.com>
1906
1907 * common.cc (Symbol_table::allocate_commons): Remove options
1908 parameter. Change caller.
1909 (Symbol_table::do_allocate_commons): Remove options parameter.
1910 Change caller. Just call do_allocate_commons_list twice.
1911 (Symbol_table::do_allocate_commons_list): New function, broken out
1912 of do_allocate_commons.
1913 * common.h (class Allocate_commons_task): Remove options_ field.
1914 Update constructor.
1915 * symtab.cc (Symbol_table::Symbol_table): Initialize
1916 tls_commons_.
1917 (Symbol_table::add_from_object): Put TLS common symbols on
1918 tls_commons_ list.
1919 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
1920 which are IN_OUTPUT_DATA.
1921 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
1922 allocate_commons and do_allocate_commons declarations. Declare
1923 do_allocate_commons_list.
1924 * gold.cc (queue_middle_tasks): Update creation of
1925 Allocate_commons_task to not pass options.
1926 * testsuite/Makefile.am (INCLUDES): Add -I.. .
1927 (TLS_TEST_C_FLAGS): New variable.
1928 (tls_test_c_pic.o): New target.
1929 (tls_test_shared.so): Link in tls_test_c_pic.o.
1930 (tls_test_c_pic_ie.o): New target.
1931 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
1932 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
1933 (tls_test_c.o): New target.
1934 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
1935 (tls_pic_test_LDADD): Likewise.
1936 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
1937 (tls_shared_gd_to_ie_test_LDADD): Likewise.
1938 (tls_test_c_gnu2.o): New target.
1939 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
1940 tls_test_c_gnu2.o.
1941 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
1942 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
1943 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
1944 * testsuite/tls_test.cc: Include "config.h".
1945 (t_last): Call t11_last.
1946 * testsuite/tls_test.h (t11, t11_last): Declare.
1947 * testsuite/tls_test_c.c: New file.
1948 * testsuite/tls_test_main.cc (thread_routine): Call t11.
1949 * configure.ac: Check for OpenMP support.
1950 * configure, config.in, Makefile.in: Rebuild.
1951 * testsuite/Makefile.in: Rebuild.
1952
edfbb029
CC		 19532008-04-16 Cary Coutant <ccoutant@google.com>
1954
1955 * i386.cc (Target_i386::define_tls_base_symbol): New function.
1956 (Target_i386::tls_base_symbol_defined_): New field.
1957 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1958 (Target_i386::Scan::global): Likewise.
1959 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
1960 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
1961 (Target_x86_64::tls_base_symbol_defined_): New field.
1962 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
1963 (Target_x86_64::Scan::global): Likewise.
1964
f3c69fca
CC		 19652008-04-16 Cary Coutant <ccoutant@google.com>
1966
1967 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
1968 (Symbol::needs_plt_entry): Allow weak undefined symbols.
1969 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
1970 building shared libraries.
1971 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
1972 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
1973 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
1974 * testsuite/Makefile.in: Rebuild.
1975 * testsuite/weak_undef.h: New file.
1976 * testsuite/weak_undef_file1.cc: Add extra test cases.
1977 * testsuite/weak_undef_file2.cc: Likewise.
1978 * testsuite/weak_undef_test.cc: Likewise.
1979
7c414435
DM		 19802008-04-16 David S. Miller <davem@davemloft.net>
1981
32b769e1
DM		 1982 * sparc.cc (Target_sparc::Scan): Change from struct to class.
1983 Add issued_non_pic_error_ field. Declare check_non_pic.
1984 (Target_sparc::Scan::check_non_pic): New function.
1985 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
1986 (Target_sparc::Scan::global): Likewise.
1987
11936fb1
DM		 1988 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
1989 * configure: Rebuild.
1990
7c414435
DM		 1991 * options.h (DEFINE_enable): New macro.
1992 (new_dtags): New enable option.
1993 (initfirst, interpose, loadfltr, nodefaultlib,
1994 nodelete, nodlopen, nodump): New -z options.
1995 * layout.cc (Layout:finish_dynamic_section): If new
1996 dtags enabled, emit DT_RUNPATH. Also, emit a
1997 DT_FLAGS_1 containing any specified -z flags.
1998
85c7bf8b
ILT		 19992008-04-16 Ian Lance Taylor <iant@google.com>
2000
12c0daef
ILT		 2001 * copy-relocs.cc: New file.
2002 * copy-relocs.h: New file.
2003 * reloc.cc: Remove Copy_relocs code.
2004 * reloc.h: Likewise.
2005 * reloc-types.h (struct Reloc_types) [both versions]: Add
2006 get_reloc_addend_noerror.
2007 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2008 variants of add_global which take an addend which must be zero.
2009 * i386.cc: Include "copy-relocs.h".
2010 (class Target_i386): Change type of copy_relocs_ to variable,
2011 update initializer.
2012 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2013 Change all callers.
2014 (Target_i386::do_finalize_sections): Change handling of
2015 copy_relocs_.
2016 * sparc.cc: Include "copy-relocs.h".
2017 (class Target_sparc): Change type of copy_relocs_ to variable,
2018 update initializer.
2019 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2020 Change all callers.
2021 (Target_sparc::do_finalize_sections): Change handling of
2022 copy_relocs_.
2023 * x86_64.cc: Include "copy-relocs.h".
2024 (class Target_x86_64): Change type of copy_relocs_ to variable,
2025 update initializer.
2026 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2027 class. Change all callers.
2028 (Target_x86_64::do_finalize_sections): Change handling of
2029 copy_relocs_.
2030 * Makefile.am (CCFILES): Add copy-relocs.cc.
2031 (HFILES): Add copy-relocs.h.
2032
4f4995b6
ILT		 2033 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2034
85c7bf8b
ILT		 2035 * testsuite/script_test_4.sh: Permit leading zeroes.
2036
4f2a9edd
ILT		 20372008-04-15 Ian Lance Taylor <iant@google.com>
2038
e6188289
ILT		 2039 * script-sections.cc (Script_sections::create_segments): Use
2040 header_size_adjustment even when there is enough room for the
2041 headers.
2042 * testsuite/script_test_4.sh: New file.
2043 * testsuite/script_test_4.t: New file.
2044 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2045 (check_DATA): Add script_test_4.stdout.
2046 (MOSTLYCLEANFILES): Likewise.
2047 (script_test_4): New target.
2048 (script_test_4.stdout): New target.
2049 * testsuite/Makefile.in: Rebuild.
2050
4f2a9edd
ILT		 2051 * sparc.cc: Add definitions for Output_data_plt_sparc class
2052 constants.
2053
f5314dd5
DM		 20542008-04-14 David S. Miller <davem@davemloft.net>
2055
2056 * sparc.cc: New file.
2057 * Makefile.am (TARGETSOURCES): Add sparc.cc
2058 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2059 * configure.tgt: Document targ_extra_size and
2060 targ_extra_big_endian. Add entries for sparc-* and
2061 sparc64-*.
2062 * configure.ac: Handle targ_extra_size and
2063 targ_extra_big_endian.
2064 * Makefile.in: Rebuild.
2065 * configure: Likewise.
2066 * po/POTFILES.in: Likewise.
2067 * po/gold.pot: Likewise.
2068
154e0e9a
ILT		 20692008-04-14 Ian Lance Taylor <iant@google.com>
2070
2071 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2072 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2073 in the name/type/flags to section mapping. Don't call
2074 allocate_output_section.
2075 (Layout::choose_output_section): Change parameter from adjust_name
2076 to is_input_section. Don't permit input sections after sections
2077 are attached to segments. Don't call allocate_output_section.
2078 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2079 not write_enable_output_section.
2080 (Layout::make_output_section): Don't push to
2081 unattached_section_list_ nor call attach_to_segment. Call
2082 attach_section_to_segment if sections are attached.
2083 (Layout::attach_sections_to_segments): New function.
2084 (Layout::attach_section_to_segment): New function.
2085 (Layout::attach_allocated_section_to_segment): Rename from
2086 attach_to_segment. Remove flags parameter.
2087 (Layout::allocate_output_section): Remove function.
2088 (Layout::write_enable_output_section): Remove function.
2089 * layout.h (class Layout): Update for above changes. Add new
2090 field sections_are_attached_.
2091 * output.h (Output_section::update_flags_for_input_section): New
2092 function.
2093 * output.cc (Output_section::add_input_section): Call
2094 update_flags_for_input_section.
2095 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2096
009a67a2
CC		 20972008-04-11 Cary Coutant <ccoutant@google.com>
2098
2099 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2100 thought unnecessary.
2101 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2102
759b1a24
ILT		 21032008-04-11 Ian Lance Taylor <iant@google.com>
2104
2105 * output.h (class Output_section_data): Remove inline definition
2106 of set_addralign.
2107 * output.cc (Output_section_data::set_addralign): New function.
2108
c2b45e22
CC		 21092008-04-11 Cary Coutant <ccoutant@google.com>
2110
2111 Add support for TLS descriptors for i386 and x86_64.
2112 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2113 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2114 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2115 GOT_TYPE_TLS_DESC.
2116 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2117 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2118 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2119 relocations.
2120 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2121 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2122 Fix problem with initial-exec relocations.
2123 (Target_i386::Relocate::relocate_tls): Likewise.
2124 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2125 relaxation.
2126 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2127 support for section-plus-offset dynamic table entries.
2128 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2129 (Output_data_dynamic::Dynamic_entry): Add support for
2130 section-plus-offset dynamic table entries.
2131 (Output_data_dynamic::Classification): Likewise.
2132 (Output_data_dynamic::classification_): Renamed offset_.
2133 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2134 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2135 (Target_x86_64::make_plt_section): New function.
2136 (Target_x86_64::reserve_tlsdesc_entries): New function.
2137 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2138 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2139 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2140 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2141 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2142 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2143 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2144 add extra PLT entry for TLS descriptors.
2145 (Output_data_plt_x86_64::got_): New field.
2146 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2147 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2148 fields.
2149 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2150 descriptors.
2151 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2152 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2153 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2154 R_386_TLS_DESC_CALL relocations.
2155 (Target_x86_64::Scan::global): Likewise.
2156 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2157 for TLS descriptors.
2158 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2159 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2160 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2161 GD-to-IE relaxation.
2162 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2163 and TLS_DESCRIPTORS.
2164 * Makefile.in: Rebuild.
2165 * configure: Rebuild.
2166 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2167 (tls_test_shared2.so): New target.
2168 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2169 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2170 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2171 (tls_shared_gd_to_ie_test_LDADD): New variable.
2172 (tls_shared_gnu2_gd_to_ie_test): New target.
2173 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2174 New targets.
2175 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2176 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2177 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2178 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2179 (tls_shared_gnu2_test): New target.
2180 (tls_test_gnu2_shared.so): New target.
2181 (tls_shared_gnu2_test_SOURCES): New variable.
2182 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2183 (tls_shared_gnu2_test_LDFLAGS): New variable.
2184 (tls_shared_gnu2_test_LDADD): New variable.
2185 * testsuite/Makefile.in: Rebuild.
2186 * testsuite/Makefile.
2187
83bfb6b7
ILT		 21882008-04-11 Ian Lance Taylor <iant@google.com>
2189
2190 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2191 justsyms.t.
2192 * testsuite/Makefile.in: Rebuild.
2193
2194 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2195 long.
2196 * testsuite/script_test_2.cc (main): Adjust test.
2197
706e1f5e
ILT		 21982008-04-11 David S. Miller <davem@davemloft.net>
2199 Ian Lance Taylor <iant@google.com>
2200
2201 * options.h (General_options): Add entries for '-Y' and
2202 '-relax'.
2203 * options.cc (General_options:finalize): If -Y was used, add those
2204 entries to the library path instead of the default "/lib" and
2205 "/usr/lib".
2206
7c98e6bb
DM		 22072008-04-11 David S. Miller <davem@davemloft.net>
2208
2209 * testsuite/justsyms.t: Start at 0x100.
2210 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2211 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2212 long.
2213 * testsuite/script_test_2.cc: Adjust string and section length
2214 checks.
7c98e6bb 2215
99a37bfd
ILT		 22162008-04-09 Ian Lance Taylor <iant@google.com>
2217
2cefc357
ILT		 2218 PR gold/5996
2219 * script-sections.cc (Sections_element::allocate_to_segment): Add
2220 orphan parameter.
2221 (Output_section_definition::allocate_to_segment): Likewise.
2222 (Orphan_output_section::allocate_to_segment): Likewise.
2223 (Script_sections::attach_sections_using_phdrs_clause): Don't
2224 propagate non-PT_LOAD segments to orphan sections.
2225 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2226 readelf rather than objdump.
2227 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2228 .interp section and PT_INTERP segment are the same size.
2229 * testsuite/Makefile.in: Rebuild.
2230
99a37bfd
ILT		 2231 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2232 aliases for symbols defined in the same object.
2233 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2234 (weak_alias_test_SOURCES): New variable.
2235 (weak_alias_test_DEPENDENCIES): New variable.
2236 (weak_alias_test_LDFLAGS): New variable.
2237 (weak_alias_test_LDADD): New variable.
2238 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2239 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2240 (weak_alias_test_3.o): New target.
2241 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2242 * testsuite/weak_alias_test_main.cc: New file.
2243 * testsuite/weak_alias_test_1.cc: New file.
2244 * testsuite/weak_alias_test_2.cc: New file.
2245 * testsuite/weak_alias_test_3.cc: New file.
2246
780e49c5
ILT		 22472008-04-08 Ian Lance Taylor <iant@google.com>
2248
cdb0b8f5
ILT		 2249 * options.h (class General_options): Add --noinhibit-exec option.
2250 * main.cc (main): Check --noinhibit-exec.
2251
0864d551
ILT		 2252 * options.h (class General_options): Define --wrap as a special
2253 option. Add wrap_symbols_ field.
2254 (General_options::any_wrap_symbols): New function.
2255 (General_options::is_wrap_symbol): New function.
2256 * options.cc (General_options::parse_wrap): New function.
2257 (General_options::General_options): Initialize wrap_symbols_.
2258 * symtab.cc (Symbol_table::wrap_symbol): New function.
2259 (Symbol_table::add_from_object): Handle --wrap.
2260 * symtab.h (class Symbol_table): Declare wrap_symbol.
2261 * target.h (Target::wrap_char): New function.
2262 (Target::Target_info): Add wrap_char field.
2263 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2264 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2265 * testsuite/testfile.cc (Target_test::test_target_info):
2266 Likewise.
2267
789aa6de
ILT		 2268 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2269 there is one.
2270
2c38906f
ILT		 2271 * layout.h (class Layout): Add added_eh_frame_data_ field.
2272 * layout.cc (Layout::Layout): Initialize new field.
2273 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2274 output section until we find a section we merged successfully.
2275 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2276 that the size be non-zero.
2277
780e49c5
ILT		 2278 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2279 qualifier.
2280
7fcd0256
ILT		 22812008-04-08 Craig Silverstein <csilvers@google.com>
2282
2283 * configure.ac: Export new conditional variable HAVE_ZLIB.
2284 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2285 on HAVE_ZLIB.
2286 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2287 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2288
6835af53
ILT		 22892008-04-07 Ian Lance Taylor <iant@google.com>
2290
e24f324c
ILT		 2291 * version.cc (version_string): Set to "1.5".
2292
a036edd8
ILT		 2293 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2294 Add issued_non_pic_error_ field. Declare check_non_pic.
2295 (Target_x86_64::Scan::check_non_pic): New function.
2296 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2297 (Target_x86_64::Scan::global): Likewise.
2298
624f8810
ILT		 2299 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2300 addend parameter. Change caller. Handle merge sections.
2301 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2302 Address to Addend. Don't add in the result of
2303 local_section_offset, pass down the addend and use the returned
2304 value.
2305 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2306 Update declarations of local_section_offset and symbol_value.
2307 * testsuite/two_file_test_1.cc (t18): New function.
2308 * testsuite/two_file_test_2.cc (f18): New function.
2309 * testsuite/two_file_test_main.cc (main): Call t18.
2310 * testsuite/two_file_test.h (t18, f18): Declare.
2311
6835af53
ILT		 2312 * configure.ac: Don't test for objdump, c++filt, or readelf.
2313 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2314 conditionals.
2315 (TEST_READELF): New variable.
2316 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2317 (check_PROGRAMS): Add two_file_strip_test.
2318 (two_file_strip_test): New target.
2319 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2320 (two_file_same_shared_strip_test_SOURCES): New variable.
2321 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2322 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2323 (two_file_same_shared_strip_test_LDADD): New variable.
2324 (two_file_shared_strip.so): New target.
2325 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2326 (ver_test_5.syms, ver_test_7.syms): Likewise.
2327 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2328 (strip_test_3.stdout): Use TEST_OBJDUMP.
2329 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2330
86925eef
CC		 23312008-04-04 Cary Coutant <ccoutant@google.com>
2332
2333 * symtab.h (Symbol::is_weak_undefined): New function.
2334 (Symbol::is_strong_undefined): New function.
2335 (Symbol::is_absolute): New function.
2336 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2337 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2338 absolute symbols.
2339 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2340 (weak_undef_test): New target.
2341 * testsuite/Makefile.in: Rebuild.
2342 * testsuite/weak_undef_file1.cc: New file.
2343 * testsuite/weak_undef_file2.cc: New file.
2344 * testsuite/weak_undef_test.cc: New file.
2345
126f3ece
ILT		 23462008-04-03 Craig Silverstein <csilvers@google.com>
2347
2348 * compressed_output.h (class Output_compressed_section): Use
2349 unsigned buffer.
2350 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2351 add zlib header.
2352 (zlib_compressed_suffix): Removed.
2353 (Output_compressed_section::set_final_data_size): Use unsigned
2354 buffers.
2355 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2356 Fix linker invocation.
2357 (flagstest_o_specialfile_and_compress_debug_sections):
2358 Likewise.
2359 * testsuite/Makefile.in: Regenerated.
2360
deae2a14
DM		 23612008-04-02 David S. Miller <davem@davemloft.net>
2362
2363 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2364 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2365
70752818
ILT		 23662008-04-02 Craig Silverstein <csilvers@google.com>
2367
2368 * TODO: New file.
2369
39d0cb0e
ILT		 23702008-04-02 Ian Lance Taylor <iant@google.com>
2371
2372 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2373 parameters. Update for new key type to views_. Change all
2374 callers.
2375 (File_read::read): Adjust for byteshift in returned view.
2376 (File_read::add_view): New function, broken out of
2377 find_and_make_view.
2378 (File_read::make_view): New function, broken out of
2379 find_and_make_view.
2380 (File_read::find_or_make_view): Add offset and aligned
2381 parameters. Rewrite accordingly. Change all callers.
2382 (File_read::get_view): Add offset and aligned parameters. Adjust
2383 for byteshift in return value.
2384 (File_read::get_lasting_view): Likewise.
2385 * fileread.h (class File_read): Update declarations.
2386 (class File_read::View): Add byteshift_ field. Add byteshift to
2387 constructor. Add byteshift method.
2388 * archive.h (Archive::clear_uncached_views): New function.
2389 (Archive::get_view): Add aligned parameter. Change all callers.
2390 * object.h (Object::get_view): Add aligned parameter. Change all
2391 callers.
2392 (Object::get_lasting_view): Likewise.
2393
2394 * fileread.cc (File_read::release): Don't call clear_views if
2395 there are multiple objects.
2396 * fileread.h (File_read::clear_uncached_views): New function.
2397 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2398 on the archive.
2399
a1207466
CC		 24002008-03-31 Cary Coutant <ccoutant@google.com>
2401
2402 Add thin archive support.
2403 * archive.cc (Archive::armagt): New const.
2404 (Archive::setup): Remove task parameter and calls to unlock.
2405 (Archive::unlock_nested_archives): New function.
2406 (Archive::read_header): Add nested_off parameter. Change
2407 all callers.
2408 (Archive::interpret_header): Likewise.
2409 (Archive::include_all_members): Change to handle thin
2410 archives.
2411 (Archive::include_member): Likewise.
2412 * archive.h (Archive::Archive): Add new parameters and
2413 initializers.
2414 (Archive::armagt): New const.
2415 (Archive::setup): Remove task parameter.
2416 (Archive::unlock_nested_archives): New function.
2417 (Archive::read_header): Add nested_off parameter.
2418 (Archive::interpret_header): Likewise.
2419 (Archive::Nested_archive_table): New typedef.
2420 (Archive::is_thin_archive_): New field.
2421 (Archive::nested_archives_): New field.
2422 (Archive::options_): New field.
2423 (Archive::dirpath_): New field.
2424 (Archive::task_): New field.
2425 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2426 for thin archives. Pass additional parameters to
2427 Archive::Archive. Unlock the archive file after calling
2428 Archive::setup.
cd536b21 2429
479f6503
ILT		 24302008-03-29 Ian Lance Taylor <iant@google.com>
2431
686c8caf
ILT		 2432 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2433 version symbol to be local.
2434 * testsuite/ver_test_4.sh: New file.
2435 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2436 (check_DATA): Add ver_test_4.syms.
2437 (ver_test_4.syms): New target.
2438 * testsuite/Makefile.in: Rebuild.
2439
ab794b6b
ILT		 2440 * output.cc
2441 (Output_section::Input_section_sort_entry::has_priority): New
2442 function.
2443 (Output_section::Input_section_sort_entry::match_file_name): New
2444 function.
2445 (Output_section::Input_section_sort_entry::match_section_name):
2446 Remove.
2447 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2448 Remove.
2449 (Output_section::Input_section_sort_entry::match_section_file):
2450 Remove.
2451 (Output_section::Input_section_sort_compare::operator()): Rewrite
2452 using new Input_section_sort_entry functions. Sort crtbegin and
2453 crtend first. Sort sections with no priority before sections with
2454 a priority.
2455 * testsuite/initpri1.c (d3): Check j != 4.
2456 (cd5): New constructor/destructor function.
2457 (main): Check j != 2.
2458
479f6503
ILT		 2459 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2460 new symbol when resolving, don't call set_is_default.
2461 * testsuite/ver_test_7.cc: New file.
2462 * testsuite/ver_test_7.sh: New file.
2463 * testsuite/Makefile.am (ver_test_7.so): New target.
2464 (ver_test_7.o): New target.
2465 (check_SCRIPTS): Add ver_test_7.sh.
2466 (check_DATA): Add ver_test_7.syms.
2467 (ver_test_7.syms): New target.
2468
2fd32231
ILT		 24692008-03-28 Ian Lance Taylor <iant@google.com>
2470
2471 * layout.cc (Layout::layout): If we see an input section with a
2472 name that needs sorting, set the must_sort flag for the output
2473 section.
2474 (Layout::make_output_section): If the name of the output section
2475 indicates that it might require sorting, set the may_sort flag.
2476 * output.h (Output_section::may_sort_attached_input_sections): New
2477 function.
2478 (Output_section::set_may_sort_attached_input_sections): New
2479 function.
2480 (Output_section::must_sort_attached_input_sections): New
2481 function.
2482 (Output_section::set_must_sort_attached_input_sections): New
2483 function.
2484 (class Output_section): Declare Input_section_sort_entry. Define
2485 Input_section_sort_compare. Declare
2486 sort_attached_input_sections. Add new fields:
2487 may_sort_attached_input_sections_,
2488 must_sort_attached_input_sections_,
2489 attached_input_sections_are_sorted_.
2490 * output.cc (Output_section::Output_section): Initialize new
2491 fields.
2492 (Output_section::add_input_section): Add an entry to
2493 input_sections_ if may_sort or must_sort are true.
2494 (Output_section::set_final_data_size): Call
2495 sort_attached_input_sections if necessary.
2496 (Output_section::Input_section_sort_entry): Define new class.
2497 (Output_section::Input_section_sort_compare::operator()): New
2498 function.
2499 (Output_section::sort_attached_input_sections): New function.
2500 * configure.ac: Check whether the compiler supports constructor
2501 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2502 * testsuite/initpri1.c: New file.
2503 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2504 CONSTRUCTOR_PRIORITY.
2505 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2506 (initpri1_LDFLAGS): New variable.
2507 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2508
18e6b24e
ILT		 25092008-03-27 Ian Lance Taylor <iant@google.com>
2510
49bdd526
ILT		 2511 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2512 * testsuite/common_test_1.c: New file.
2513 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2514 (common_test_1_SOURCES): New variable.
2515 (common_test_1_DEPENDENCIES): New variable.
2516 (common_test_1_LDFLAGS): New variable.
2517
18e6b24e
ILT		 2518 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2519 and commons_ correctly when NAME/VERSION does not override
2520 NAME/NULL.
2521 * testsuite/ver_test_6.c: New file.
2522 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2523 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2524 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2525
04bf7072
ILT		 25262008-03-26 Ian Lance Taylor <iant@google.com>
2527
5871526f
ILT		 2528 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2529 of an undefined symbol from a version script.
2530 * testsuite/Makefile.am (ver_test_5.so): New target.
2531 (ver_test_5.o): New target.
2532 (check_SCRIPTS): Add ver_test_5.sh.
2533 (check_DATA): Add ver_test_5.syms.
2534 (ver_test_5.syms): New target.
2535 * testsuite/ver_test_5.cc: New file.
2536 * testsuite/ver_test_5.script: New file.
2537 * testsuite/ver_test_5.sh: New file.
2538 * Makefile.in, testsuite/Makefile.in: Rebuild.
2539
04bf7072
ILT		 2540 PR gold/5986
2541 Fix problems building gold with gcc 4.3.0.
2542 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2543 (gold_error_at_location, gold_warning_at_location): Use it.
2544 * configure.ac: Check whether we can compile and use a template
2545 function with a printf attribute.
2546 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2547 when jumping over bytes.
2548 * object.cc: Instantiate Object::read_section_data.
2549 * debug.h: Include <cstring>
2550 * dwarf_reader.cc: Include <algorithm>
2551 * main.cc: Include <cstring>.
2552 * options.cc: Include <cstring>.
2553 * output.cc: Include <cstring>.
2554 * script.cc: Include <cstring>.
2555 * script.h: Include <string>.
2556 * symtab.cc: Include <cstring> and <algorithm>.
2557 * target-select.cc: Include <cstring>.
2558 * version.cc: Include <string>.
2559 * testsuite/testmain.cc: Include <cstdlib>.
2560 * configure, config.in: Rebuild.
2561
874c5b28
ILT		 25622008-03-25 Ian Lance Taylor <iant@google.com>
2563
819d6c3a
ILT		 2564 * options.cc: Include "../bfd/bfdver.h".
2565 (options::help): Print bug reporting address.
2566
f4b2c6f5
ILT		 2567 * version.cc (print_version): Adjust output for current value of
2568 BFD_VERSION_STRING.
2569
2570 * NEWS: New file.
2571
e96caa79
ILT		 2572 * options.cc (options::help): Print list of supported targets.
2573 * target-select.h: Include <vector>.
2574 (class Target_selector): Make machine_, size_, and is_big_endian_
2575 fields const. Add bfd_name_ and instantiated_target_ fields.
2576 (Target_selector::Target_selector): Add bfd_name parameter.
2577 (Target_selector::recognize): Make non-virtual, call
2578 do_recognize.
2579 (Target_selector::recognize_by_name): Make non-virtual, call
2580 do_recognize_by_name.
2581 (Target_selector::supported_names): New function.
2582 (Target_selector::bfd_name): New function.
2583 (Target_selector::do_instantiate_target): New pure virtual
2584 function.
2585 (Target_selector::do_recognize): New virtual function.
2586 (Target_selector::do_recognize_by_name): New virtual function.
2587 (Target_selector::instantiate_target): New private function.
2588 (supported_target_names): Declare.
2589 * target-select.cc (Target_selector::Target_selector): Update for
2590 new parameter and fields.
2591 (select_target_by_name): Check that the name matches before
2592 calling recognize_by_name.
2593 (supported_target_names): New function.
2594 * i386.cc (class Target_selector_i386): Update Target_selector
2595 constructor call. Remove recognize and recognize_by_name. Add
2596 do_instantiate_target.
2597 * x86_64.cc (class Target_selector_x86_64): Likewise.
2598 * testsuite/testfile.cc (class Target_selector_test): Update for
2599 changes to Target_selector.
2600
874c5b28
ILT		 2601 * README: Rewrite, with some notes on unsupported features.
2602
0a65a3a7
CC		 26032008-03-24 Cary Coutant <ccoutant@google.com>
2604
2605 * i386.cc (Target_i386::Got_type): New enum declaration.
2606 (Target_i386::Scan::local): Updated callers of Output_data_got
2607 member functions.
2608 (Target_i386::Scan::global): Likewise.
2609 (Target_i386::Relocate::relocate): Likewise.
2610 (Target_i386::Relocate::relocate_tls): Likewise.
2611 * object.h (Got_offset_list): New class.
2612 (Sized_relobj::local_has_got_offset): Added got_type parameter.
2613 (Sized_relobj::local_got_offset): Likewise.
2614 (Sized_relobj::set_local_got_offset): Likewise.
2615 (Sized_relobj::local_has_tls_got_offset): Removed.
2616 (Sized_relobj::local_tls_got_offset): Removed.
2617 (Sized_relobj::set_local_tls_got_offset): Removed.
2618 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
2619 * output.cc (Output_data_got::add_global): Added got_type parameter.
2620 (Output_data_got::add_global_with_rel): Likewise.
2621 (Output_data_got::add_global_with_rela): Likewise.
2622 (Output_data_got::add_global_pair_with_rel): New function.
2623 (Output_data_got::add_global_pair_with_rela): New function.
2624 (Output_data_got::add_local): Added got_type parameter.
2625 (Output_data_got::add_local_with_rel): Likewise.
2626 (Output_data_got::add_local_with_rela): Likewise.
2627 (Output_data_got::add_local_pair_with_rel): New function.
2628 (Output_data_got::add_local_pair_with_rela): New function.
2629 (Output_data_got::add_global_tls): Removed.
2630 (Output_data_got::add_global_tls_with_rel): Removed.
2631 (Output_data_got::add_global_tls_with_rela): Removed.
2632 (Output_data_got::add_local_tls): Removed.
2633 (Output_data_got::add_local_tls_with_rel): Removed.
2634 (Output_data_got::add_local_tls_with_rela): Removed.
2635 * output.h (Output_data_got::add_global): Added got_type parameter.
2636 (Output_data_got::add_global_with_rel): Likewise.
2637 (Output_data_got::add_global_with_rela): Likewise.
2638 (Output_data_got::add_global_pair_with_rel): New function.
2639 (Output_data_got::add_global_pair_with_rela): New function.
2640 (Output_data_got::add_local): Added got_type parameter.
2641 (Output_data_got::add_local_with_rel): Likewise.
2642 (Output_data_got::add_local_with_rela): Likewise.
2643 (Output_data_got::add_local_pair_with_rel): New function.
2644 (Output_data_got::add_local_pair_with_rela): New function.
2645 (Output_data_got::add_global_tls): Removed.
2646 (Output_data_got::add_global_tls_with_rel): Removed.
2647 (Output_data_got::add_global_tls_with_rela): Removed.
2648 (Output_data_got::add_local_tls): Removed.
2649 (Output_data_got::add_local_tls_with_rel): Removed.
2650 (Output_data_got::add_local_tls_with_rela): Removed.
2651 * resolve.cc (Symbol::override_base_with_special): Removed
2652 reference to has_got_offset_ field.
2653 * symtab.cc (Symbol::init_fields): Replaced initialization
2654 of got_offset_ with got_offsets_. Removed initialization
2655 of has_got_offset_
53fcba31 2656 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 2657 (Symbol::got_offset): Likewise.
2658 (Symbol::set_got_offset): Likewise.
2659 (Symbol::has_tls_got_offset): Removed.
2660 (Symbol::tls_got_offset): Removed.
2661 (Symbol::set_tls_got_offset): Removed.
2662 (Symbol::got_offset_): Removed.
2663 (Symbol::tls_mod_got_offset_): Removed.
2664 (Symbol::tls_pair_got_offset_): Removed.
2665 (Symbol::got_offsets_): New field.
2666 (Symbol::has_got_offset): Removed.
2667 (Symbol::has_tls_mod_got_offset): Removed.
2668 (Symbol::has_tls_pair_got_offset): Removed.
2669 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
2670 (Target_x86_64::Scan::local): Updated callers of Output_data_got
2671 member functions.
2672 (Target_x86_64::Scan::global): Likewise.
2673 (Target_x86_64::Relocate::relocate): Likewise.
2674 (Target_x86_64::Relocate::relocate_tls): Likewise.
2675
bd52eafb
BE		 26762008-03-25 Ben Elliston <bje@au.ibm.com>
2677
2678 * yyscript.y: Fix spelling error in comment.
2679
8b105e34
ILT		 26802008-03-24 Ian Lance Taylor <iant@google.com>
2681
8ed814a9
ILT		 2682 * options.h (class General_options): Define build_id option.
2683 * layout.h (class Layout): Declare write_build_id, create_note,
2684 create_build_id. Add build_id_note_ member.
2685 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
2686 "libiberty.h", "md5.h", "sha1.h".
2687 (Layout::Layout): Initialize eh_frame_data_,
2688 eh_frame_hdr_section_, and build_id_note_.
2689 (Layout::finalize): Call create_build_id.
2690 (Layout::create_note): New function, broken out of
2691 Layout::create_gold_note.
2692 (Layout::create_gold_note): Call create_note.
2693 (Layout::create_build_id): New function.
2694 (Layout::write_build_id): New function.
2695 (Close_task_runner::run): Call write_build_id.
2696
8b105e34
ILT		 2697 * x86_64.cc: Correct license to GPLv3.
2698
086a1841
ILT		 26992008-03-23 Ian Lance Taylor <iant@google.com>
2700
2701 * options.cc: Include "demangle.h".
2702 (parse_optional_string): New function.
2703 (parse_long_option): Handle takes_optional_argument.
2704 (parse_short_option): Update dash_z initializer. Handle
2705 takes_optional_argument.
2706 (General_options::General_options): Initialize do_demangle_.
2707 (General_options::finalize): Set do_demangle_. Handle demangling
2708 style.
2709 * options.h (parse_optional_string): Declare.
2710 (struct One_option): Add optional_arg field. Update constructor.
2711 Update call constructor calls. Add takes_optional_argument
2712 function.
2713 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
2714 (DEFINE_optional_string): Define.
2715 (General_options::demangle): Change from DEFINE_bool to
2716 DEFINE_optional_string.
2717 (General_options::no_demangle): New function.
2718 (General_options::do_demangle): New function.
2719 (General_options::set_do_demangle): New function.
2720 (General_options::execstack_status_): Move definition to end of
2721 class definition.
2722 (General_options::static_): Likewise.
2723 (General_options::do_demangle_): New field.
2724 * object.cc (big_endian>::get_symbol_location_info): Call
2725 Options::do_demangle, not Options::demangle.
2726 * symtab.cc (demangle): Likewise.
2727
cbb93e63
ILT		 27282008-03-22 Ian Lance Taylor <iant@google.com>
2729
2730 * gold.h: Include <cstddef> and <sys/types.h>
2731 * options.h: Include <cstring>.
2732
ec531623
ILT		 27332008-03-21 Ian Lance Taylor <iant@google.com>
2734
2735 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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